专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明专利

JP2006105542A Air conditioner and operation method thereof 有权
标题翻译：空调及其操作方法
公开(公告)号：JP2006105542A
公开(公告)日：2006-04-20
申请号：JP2004295395
申请日：2004-10-07
申请人： Chubu Electric Power Co Inc , Kansai Electric Power Co Inc:The , Mitsubishi Heavy Ind Ltd , Tokyo Electric Power Co Inc:The , 三菱重工業株式会社 , 中部電力株式会社 , 東京電力株式会社 , 関西電力株式会社
发明人： HASEGAWA HIROSHI , UEDA KENJI , KUBOI DAISUKE , KUMAGAI MASAHIKO , YAMAGUCHI KATSUHISA , MATSUDA TORU , SANO KAZUYOSHI
IPC分类号： F24F5/00 , F25B39/04
摘要： PROBLEM TO BE SOLVED: To provide an air conditioner capable of accurately managing the condensation degree of circulating water by performing blow at proper intervals. SOLUTION: This air conditioner comprises a spray means 24 spraying water to an air heat exchanger 5; a storage tray 46 storing the water passed through the heat exchanger 5; a pump 26 feeding water from the storage tray 46 to the spray means 24 as feed circulating water; a float 55 detecting a water level so that the quantity of the circulating water is kept constantly; and a control means calculating an integrated evaporation quantity of the circulating water evaporated in the heat exchanger 5 by use of an integrated power inputted to a compressor and an integrated freezing capability in an evaporator, and determining the timing of blowing the circulating water based on the calculated integrated evaporation quantity. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够通过以适当的间隔进行吹风来精确地控制循环水的冷凝度的空调。解决方案：该空气调节器包括将空气喷射到空气热交换器5的喷射装置24; 储存托盘46，储存通过热交换器5的水; 将来自储存托盘46的水作为进料循环水供给到喷雾装置24的泵26; 浮子55检测水位，使得循环水的量恒定地保持; 以及控制装置，通过使用输入到压缩机的积分功率和蒸发器中的综合冷冻能力来计算在热交换器5中蒸发的循环水的积分蒸发量，并且基于所述蒸发器确定循环水的吹送时间计算积分蒸发量。版权所有（C）2006，JPO＆NCIPI

2. 发明专利

JP2002372325A Ice thermal storage type air conditioner 审中-公开
标题翻译： ICE热存储型空调
公开(公告)号：JP2002372325A
公开(公告)日：2002-12-26
申请号：JP2001177258
申请日：2001-06-12
申请人： Chubu Electric Power Co Inc , Kansai Electric Power Co Inc:The , Mitsubishi Heavy Ind Ltd , Tokyo Electric Power Co Inc:The , 三菱重工業株式会社 , 中部電力株式会社 , 東京電力株式会社 , 関西電力株式会社
发明人： MATSUDA TORU , NAGAMATSU KATSUAKI , TSUJII KOICHI , SHATO SHINJI , KUMAGAI MASAHIKO , YATABE TAKASHI , CHIGA MASASATO , FUJINO TETSUJI , FUJISAKI TADASHI , YONEDA MICHIO
IPC分类号： F24F5/00 , F24F11/02 , F25B1/00 , F25B13/00 , F25B43/00 , F25C1/00
CPC分类号： F25B2400/19 , Y02E60/147
摘要： PROBLEM TO BE SOLVED: To provide an ice thermal storage type air conditioner and a method for operating it in which cooling and heating operation can be efficiently carried out in an indoor unit upon peak cut.
SOLUTION: The ice thermal storage type air conditioner comprises an outdoor unit 10, the indoor unit 20 and a thermal storage unit 30. The thermal storage unit 30 includes a thermal storage tank 31, an expansion valve 37, a water heat exchanger 42, an accumulator 54 and a heat exchanger 32 for the thermal storage unit for performing a heat exchange between water and a refrigerant in the thermal storage tank 31. Before the start of the peak cut that the operation of the outdoor unit 10 is stopped, a refrigerant circuit in front of the inlet of the expansion valve 37 of the heat exchanger 32 of the thermal storage unit is interrupted to perform a pump-down control for discharging the refrigerant in the heat exchanger 32 for the thermal storage unit.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供一种冰蓄冷型空调器及其操作方法，其中在峰值切割时可以在室内单元中高效地进行制冷和制热操作。解决方案：冰蓄冷型空调包括室外机10，室内机20和蓄热单元30.蓄热单元30包括蓄热箱31，膨胀阀37，水热交换器42，蓄热器54和热交换器32，用于进行蓄热箱31内的水与制冷剂之间的热交换。在开始停止室外机10的动作的峰值切断之前，制冷剂回路在蓄热单元的热交换器32的膨胀阀37的入口的前方被中断，以执行用于排出用于热存储单元的热交换器32中的制冷剂的抽空控制。

3. 发明专利

JP2006105541A Air conditioner and outdoor unit therefor 审中-公开
标题翻译：空调和室外单元
公开(公告)号：JP2006105541A
公开(公告)日：2006-04-20
申请号：JP2004295317
申请日：2004-10-07
申请人： Chubu Electric Power Co Inc , Kansai Electric Power Co Inc:The , Mitsubishi Heavy Ind Ltd , Tokyo Electric Power Co Inc:The , 三菱重工業株式会社 , 中部電力株式会社 , 東京電力株式会社 , 関西電力株式会社
发明人： UEDA KENJI , HASEGAWA HIROSHI , KUBOI DAISUKE , KUMAGAI MASAHIKO , YAMAGUCHI KATSUHISA , MATSUDA TORU , SANO KAZUYOSHI
IPC分类号： F28F1/32 , F25B39/04 , F28F13/18
摘要： PROBLEM TO BE SOLVED: To provide an air conditioner capable of improving heat transfer performance of an air heat exchanger.
SOLUTION: The outdoor unit 20 of the air conditioner comprises the air heat exchanger 5 cooling a refrigerant compressed by a compressor 3 with air to condense and liquefy it, and a spray means 24 spraying water to the heat exchanger 5. A surface active agent for improving the wettability to the heat exchanger 5 is applied to the water to be sprayed to the heat exchanger 5.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够改善空气热交换器的传热性能的空调。解决方案：空气调节器的室外机20包括空气热交换器5，用空气冷却由压缩机3压缩的制冷剂以使其冷凝和液化;以及喷射装置24，将水喷射到热交换器5。将用于提高对热交换器5的润湿性的活性剂施加到要喷射到热交换器5的水上。（C）2006年，JPO＆NCIPI

4. 发明专利

JP2005201573A Outdoor unit for air conditioner and air conditioner comprising the same 有权
标题翻译：用于空调和空调的户外单元包括它
公开(公告)号：JP2005201573A
公开(公告)日：2005-07-28
申请号：JP2004009763
申请日：2004-01-16
申请人： Chubu Electric Power Co Inc , Kansai Electric Power Co Inc:The , Mitsubishi Heavy Ind Ltd , Tokyo Electric Power Co Inc:The , 三菱重工業株式会社 , 中部電力株式会社 , 東京電力株式会社 , 関西電力株式会社
发明人： UEDA KENJI , HASEGAWA HIROSHI , NISHII KENICHIRO , KUBOI DAISUKE , KUMAGAI MASAHIKO , YAMAGUCHI KATSUHISA , MATSUDA TORU , SANO KAZUYOSHI
IPC分类号： F24F5/00
摘要： PROBLEM TO BE SOLVED: To provide an outdoor unit capable of sufficiently exerting the ability of a wet type heat exchanger spraying water to an air heat exchanger.
SOLUTION: In this outdoor unit 20 of the air conditioner 1 comprising the air heat exchanger 5 for condensing and liquefying a refrigerant compressed by a compressor 3 by cooling the refrigerant by air, and a water spraying means 24 for spraying water to the air heat exchanger, a sheet laminate 28 is mounted in a system of the water supplied to the water spraying means 24 for cooling the water by bringing the water into contact with outside air during the passage of the water.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够充分发挥将湿式热交换器向空气热交换器喷水的能力的室外机。解决方案：在这种空气调节器1的室外单元20中，包括用于通过空气冷却制冷剂来冷凝和液化由压缩机3压缩的制冷剂的空气热交换器5，以及用于将水喷射到空气热交换器中，片材层压体28安装在供水到喷水装置24的水的系统中，用于通过在水通过期间使水与外部空气接触来冷却水。版权所有（C）2005，JPO＆NCIPI

5. 发明专利

JP2002372260A Ice thermal storage air-conditioning apparatus 审中-公开
标题翻译： ICE热存储空调设备
公开(公告)号：JP2002372260A
公开(公告)日：2002-12-26
申请号：JP2001177259
申请日：2001-06-12
申请人： Chubu Electric Power Co Inc , Kansai Electric Power Co Inc:The , Mitsubishi Heavy Ind Ltd , Tokyo Electric Power Co Inc:The , 三菱重工業株式会社 , 中部電力株式会社 , 東京電力株式会社 , 関西電力株式会社
发明人： MATSUDA TORU , NAGAMATSU KATSUAKI , KUMAGAI MASAHIKO , YATABE TAKASHI , TSUJII KOICHI , SHATO SHINJI , CHIGA MASASATO , FUJINO TETSUJI , FUJISAKI TADASHI , YONEDA MICHIO
IPC分类号： F24F5/00
CPC分类号： Y02E60/147
摘要： PROBLEM TO BE SOLVED: To provide an ice thermal storage air-conditioning apparatus, in which a heat-storage tank for storing supercooled water with ice as thermal storage medium and heat exchangers for conducting heat exchange with refrigerant in indoor and outdoor units are combinedly provided, thermal efficiency is improved the shape is simplified to facilitate the manufacture, and an expensive check valve is eliminated to reduce the cost.
SOLUTION: In this apparatus, there are provided water pumps for supplying supercooled water with ice as thermal storage medium in the heat-storage tank and pairs of water heat exchangers for conducting heat exchange between the supercooled water and the refrigerant. Circulating water pipe-lines in pairs of the water pumps and water heat exchanger have independently mouths in the heat-storage tank for respective water pumps. Thus, the water in respective circulating water pipe-lines flow without reduction in the force of the current, and it is sprinkled on the ice in the tank, appropriately melts the ice without delay and unused ice left in the center part. Thus, the thermal efficiency is increased.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供一种冰蓄冷空调装置，其中组合有用于存储具有冰的过冷水作为热存储介质的蓄热箱和用于与室内和室外单元中的制冷剂进行热交换的热交换器，改善了热效率，简化了形状以便于制造，并且消除了昂贵的止回阀以降低成本。解决方案：在这种装置中，提供了用于在过热冷却水和制冷剂之间进行热交换的用于在过热冷却水中提供过冷水和作为热存储介质的蓄热介质的水泵。成对的水泵和水热交换器的循环水管线在各个水泵的储热罐中独立地出口。因此，各循环水管线中的水流动而不会减小电流的力，并且将其喷洒在罐中的冰上，而不会延迟地适当地熔化冰并且在中心部分留下未使用的冰。因此，热效率提高。

6. 发明专利

JP2005214574A Ammonia refrigerator 有权
标题翻译： AMMONIA制冷机
公开(公告)号：JP2005214574A
公开(公告)日：2005-08-11
申请号：JP2004025092
申请日：2004-02-02
申请人： Chubu Electric Power Co Inc , Kansai Electric Power Co Inc:The , Tokyo Electric Power Co Inc:The , Toyo Eng Works Ltd , 中部電力株式会社 , 東京電力株式会社 , 株式会社東洋製作所 , 関西電力株式会社
发明人： KUMAGAI MASAHIKO , SUGITA KATSUHIKO , MATSUDA TORU , YAMAGUCHI KATSUHISA , MIKI MIYUKI , IKOMA KENJI , OBANA HIDEAKI , KUROKAWA YOSHIHIRO , OSHITA YUJI , MATSUDA YOSHIKO
IPC分类号： F24F5/00 , B01D53/58 , F25B1/00 , F25B49/02
CPC分类号： Y02A50/2346
摘要： PROBLEM TO BE SOLVED: To provide an ammonia refrigerator capable of securely and safely recovering leaking ammonia gas, preventing water from reaching the equipment constituting a refrigerant circuit directly to restore a device quickly, and dispensing with an external device for recovering ammonia such as a scrubber device to reduce cost of the device. SOLUTION: A water tank 8 and a cylindrical neutralizing tower 15 whose lower part is opened above the water tank and which has a lid are provided in a refrigerating machine chamber 4 provided with an ammonia refrigerant circuit. The neutralizing tower is provided with a fan 17 at an air inlet for introducing air into the neutralizing tower and spraying nozzles 15a, 15b for spraying water from the water tank inside it. A terminal of a ventilating pipe 18 whose tip is led outside the refrigerating machine chamber is connected to the neutralizing tower. The air which is brought into contact with water to reduce ammonia concentration in the neutralizing tower is fed outside the refrigerating machine chamber. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够安全，安全地回收氨气泄漏的氨制冷器，防止水直接到达构成制冷剂回路的设备，以快速恢复装置，并且分配用于回收氨的外部装置作为洗涤器装置，以降低装置的成本。解决方案：在具有氨制冷剂回路的制冷机室4中设置水箱8和其下部在水箱上方开口并具有盖的圆柱形中和塔15。中和塔在空气入口处设置有用于将空气引入中和塔的风扇17和用于从其内部的水箱喷射水的喷嘴15a，15b。其顶端被引导到制冷机室外的通气管18的端子连接到中和塔。与水接触以减少中和塔中的氨浓度的空气被供给到冷藏机室外。版权所有（C）2005，JPO＆NCIPI

7. 发明专利

JP2005188811A Heat pump type refrigerating apparatus 审中-公开
标题翻译：热泵式制冷装置
公开(公告)号：JP2005188811A
公开(公告)日：2005-07-14
申请号：JP2003429482
申请日：2003-12-25
申请人： Chubu Electric Power Co Inc , Kansai Electric Power Co Inc:The , Tokyo Electric Power Co Inc:The , Toyo Eng Works Ltd , 中部電力株式会社 , 東京電力株式会社 , 株式会社東洋製作所 , 関西電力株式会社
发明人： KUMAGAI MASAHIKO , SUGITA KATSUHIKO , MATSUDA TORU , YAMAGUCHI KATSUHISA , MIKI MIYUKI , IKOMA KENJI , MATSUDA YOSHIKO , OSHITA YUJI , KUROKAWA YOSHIHIRO , OBANA HIDEAKI
IPC分类号： F24F5/00 , F25B1/00
摘要： PROBLEM TO BE SOLVED: To improve the service life of an expansion valve without causing an increase in a device cost by allowing the use of an inexpensive temperature type expansion valve, and to perform always stable control even if the operation switching of air conditioning and heating is frequently performed.
SOLUTION: This heat pump type refrigerating apparatus is provided with a compressor 1, a first heat exchanger 5 on the outside air side, and a second heat exchanger 8 on the load side, and switches air-conditioning operation and heating operation by a selector valve 3 provided at an intermediate part of refrigerant piping. The physical quantity to be referred to for opening adjustment by the expansion valves 13, 7 reducing pressure of a refrigerant when the first heat exchanger 5 and the second heat exchanger 8 respectively act as evaporators, is the temperature detected by temperature sensing cylinders 17, 16 mounted to intermediate parts of an intake pipe 10 between the selector valve and a compressor, or the pressure detected by equalizers 17a, 16a with one ends connected to the expansion valves and with the other ends connected to intermediate parts of the intake pipe between the selector valve and the compressor.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提高膨胀阀的使用寿命，通过允许使用廉价的温度型膨胀阀而不会导致设备成本的增加，并且即使空气的操作切换也执行总是稳定的控制经常进行调理和加热。解决方案：该热泵式制冷装置设置有压缩机1，外部空气侧的第一热交换器5和负载侧的第二热交换器8，并且通过以下方式切换空调运转及制热运转设置在制冷剂配管的中间部的切换阀3。由第一热交换器5和第二热交换器8分别作为蒸发器的膨胀阀13,7降低制冷剂的压力的开启调节的物理量是由感温气缸17,16检测的温度安装在选择阀和压缩机之间的进气管10的中间部分或由均衡器17a，16a检测的压力，其一端连接到膨胀阀，另一端连接到选择器之间的进气管的中间部分阀门和压缩机。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2005214573A Ammonia refrigerator 有权
标题翻译： AMMONIA制冷机
公开(公告)号：JP2005214573A
公开(公告)日：2005-08-11
申请号：JP2004025091
申请日：2004-02-02
申请人： Chubu Electric Power Co Inc , Kansai Electric Power Co Inc:The , Tokyo Electric Power Co Inc:The , Toyo Eng Works Ltd , 中部電力株式会社 , 東京電力株式会社 , 株式会社東洋製作所 , 関西電力株式会社
发明人： KUMAGAI MASAHIKO , SUGITA KATSUHIKO , MATSUDA TORU , YAMAGUCHI KATSUHISA , MIKI MIYUKI , IKOMA KENJI , OBANA HIDEAKI , KUROKAWA YOSHIHIRO , OSHITA YUJI , MATSUDA YOSHIKO
IPC分类号： F25B1/00 , F25B15/04 , F25B39/04 , F25B45/00 , F25B49/02
CPC分类号： Y02A30/277 , Y02B30/62
摘要： PROBLEM TO BE SOLVED: To prevent ammonia gas having high concentration from leaking to provide high safety, dispense with cost required for making water for neutralization harmless, restore a device quickly, and reduce cost of the device. SOLUTION: This ammonia refrigerator is provided with a dilution chamber 3 communicating with a refrigerating machine chamber 4 provided with an ammonia refrigerant circuit, an ammonia sensor 24, an outside air suction port 19 having a second opening and closing mechanism 31, and a neutralizing tower 15 through a first opening and closing mechanism 2. A ventilating flow passage 18 communicating the inside of the neutralizing tower with the inside of the dilution chamber is provided. The dilution chamber is provided with an outside air suction port 21 having a third opening and closing mechanism opened when detecting leakage of ammonia and an exhaust port 22 having an exhaust fan 23. When ammonia leaks, the first and second opening and closing mechanisms are closed to dilute the air after passing through the neutralizing tower which is fed into the dilution chamber from the ventilating flow passage by the air from the outside air suction port in the dilution chamber and exhaust it to the outside through the exhaust port. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了防止高浓度氨气泄漏以提供高安全性，省去了使中和水无害化所需的成本，快速恢复设备，并降低设备的成本。解决方案：该氨制冷器设置有与设置有氨制冷剂回路的冷冻机室4连通的稀释室3，氨传感器24，具有第二开闭机构31的外部空气吸入口19，以及通过第一打开和关闭机构2的中和塔15.提供将中和塔的内部与稀释室的内部连通的通风流路18。稀释室设置有外部空气吸入口21，其具有在检测到氨的泄漏的同时打开的第三开闭机构和具有排气风扇23的排气口22.当氨泄漏时，第一和第二开闭机构关闭在通过来自稀释室中的来自外部空气吸入口的空气从通气流路通过中和塔的空气中稀释空气，并通过排气口将其排出到外部。版权所有（C）2005，JPO＆NCIPI

9. 发明专利

JP2005188812A Heat pump type refrigerating apparatus 有权
标题翻译：热泵式制冷装置
公开(公告)号：JP2005188812A
公开(公告)日：2005-07-14
申请号：JP2003429483
申请日：2003-12-25
申请人： Chubu Electric Power Co Inc , Kansai Electric Power Co Inc:The , Tokyo Electric Power Co Inc:The , Toyo Eng Works Ltd , 中部電力株式会社 , 東京電力株式会社 , 株式会社東洋製作所 , 関西電力株式会社
发明人： KUMAGAI MASAHIKO , SUGITA KATSUHIKO , MATSUDA TORU , YAMAGUCHI KATSUHISA , MIKI MIYUKI , IKOMA KENJI , MATSUDA YOSHIKO , OSHITA YUJI , KUROKAWA YOSHIHIRO , OBANA HIDEAKI
IPC分类号： F24F11/02 , F25B13/00 , F25B29/00
摘要： PROBLEM TO BE SOLVED: To improve the service life of a heat exchanger without causing an increase in a device cost by allowing the use of a heat exchanger of structure heretofore in use while reducing the temperature change in switching air-conditioning and heating operation in the load side heat exchanger and reducing shock applied to the heat exchanger following the temperature change even if switching of air-conditioning and heating operation is frequently performed. SOLUTION: In this heat pump type refrigerating apparatus, a discharge refrigerant from a compressor is changed over by a selector valve 3 provided at an intermediate part of refrigerant piping, so as to be fed to a first heat exchanger 5 and a second heat exchanger 8 in this order and returned to the compressor in air-conditioning operation, and to be fed to the second heat exchanger 8 and the first heat exchanger 5 in this order and returned to the compressor in heating operation. In this case, a third heat exchanger 16 is provided between the second heat exchanger 8 and the selector valve 3 so that a cooling medium from the load side passes through the third heat exchanger and the second heat exchanger in this order. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提高热交换器的使用寿命，而不会导致使用迄今为止在使用中的结构的热交换器而使设备成本增加，同时减少了开关空调和加热的温度变化在负载侧热交换器中运行，并且即使经常进行空调和制热操作的切换，也随着温度变化而减小施加到热交换器的冲击。解决方案：在该热泵式制冷装置中，来自压缩机的排出制冷剂由设置在制冷剂管道的中间部分的选择阀3切换，以供给第一热交换器5和第二热交换器8，并且在空调运转中返回到压缩机，并且依次供给到第二热交换器8和第一热交换器5，并在加热运转中返回压缩机。在这种情况下，第三热交换器16设置在第二热交换器8和选择阀3之间，使得来自负载侧的冷却介质依次通过第三热交换器和第二热交换器。版权所有（C）2005，JPO＆NCIPI

10. 发明专利

JP2005249278A Air conditioner 审中-公开
标题翻译：冷气机
公开(公告)号：JP2005249278A
公开(公告)日：2005-09-15
申请号：JP2004059752
申请日：2004-03-03
申请人： Chubu Electric Power Co Inc , Toshiba Kyaria Kk , 中部電力株式会社 , 東芝キヤリア株式会社
发明人： NAGAMATSU KATSUAKI , MATSUDA TORU , TAJIMA HIROSUKE , YAMANE HIROMASA
IPC分类号： F24F11/02 , F25B1/00 , F25B5/00 , F25B13/00
摘要： PROBLEM TO BE SOLVED: To provide a highly reliable air conditioner capable of preventing compressors from being abnormally started without minimizing indoor comfortableness. SOLUTION: This air conditioner controls the operating quantity and the capacities of the compressors 4a and 4b according to the requested capacities of indoor units 3, and detects the pressure Pd of a refrigerant discharged from the compressor 4a with high priority of operating order among the compressors 4a and 4b. When two units of the compressors 4a and 4b must be operated, if the detected pressure Pd is less than a set value Pds, the compressor 4b in a stationary state is operated in the capacity maintaining state of the compressor 4a in operation. If the detection pressure Pd is equal to or more than the set value Pds, the compressor 4b in a stationary state is operated after the capacity of the compressor 4a in operation is reduced. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种高度可靠的空调，能够防止压缩机异常启动而不使室内舒适度最小化。解决方案：该空气调节器根据室内机3的要求，对压缩机4a，4b的运转量和容量进行控制，检测从压缩机4a排出的制冷剂的压力Pd高度优先的操作顺序在压缩机4a和4b之间。当压缩机4a和4b的两个单元必须被操作时，如果检测到的压力Pd小于设定值Pds，则处于静止状态的压缩机4b在操作中以压缩机4a的容量维持状态运行。如果检测压力Pd等于或大于设定值Pds，则压缩机4a在运行中的容量减小之后，处于静止状态的压缩机4b运转。版权所有（C）2005，JPO＆NCIPI

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式