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

JP2002058115A FOUNDATION BOLT FIXTURE FOR HIGH-VOLTAGE POWER RECEIVING CUBICLE FACILITY 失效
公开(公告)号：JP2002058115A
公开(公告)日：2002-02-22
申请号：JP2000237684
申请日：2000-08-04
申请人： KAWAMURA ELECTRIC INC
发明人： NAKAJIMA HITOSHI
IPC分类号： H02B1/015 , F16M9/00 , H02B1/26 , H02B1/50 , H02B1/54 , H02B13/02
摘要： PROBLEM TO BE SOLVED: To provide foundation bolt fixtures for high-voltage power receiving cubicle facility which increases the earthquake-proof strength of the cubicle. SOLUTION: Foundation bolt fixtures 6 have a bottom surface 7a which is flush with the horizontal surface with the bottom surface of a lower strip 3a of a channel base 3, in front of the lower strip 3a, and are composed of a base board 7, having an inserting hole 7b which is formed approximately at its center part for inserting a foundation bolt 5, a back board 8 which comes into contact with a vertical strip 3b of the channel base 3, and a joining board 9 for joining the back board 8 and the base board 7. The foundation bolt fixtures 6 are welded and fixed to the channel base 3. A bit 10a of a drill 10 is inserted vertically from the inserting holes 7b of the boards 7, and holes are bored in concrete. Foundation bolts are inserted from insertion holes 7b into the holes and are hammered in, and are screwed with nuts. By doing this, the cubicle facilities 1 are fixed onto the concrete 4.

2. 发明专利

JPH0980095A INSTRUMENT FOR MEASURING INSULATION RESISTANCE 失效
公开(公告)号：JPH0980095A
公开(公告)日：1997-03-28
申请号：JP25695495
申请日：1995-09-08
申请人： KAWAMURA ELECTRIC INC
发明人： NAKAJIMA HITOSHI
IPC分类号： G01R27/18
摘要： PROBLEM TO BE SOLVED: To provide an instrument for measuring insulation resistance which does not perform error detection of insulation deterioration abnormality and in which construction of a hot line state can be performed safely. SOLUTION: An instrument for measuring insulation resistance is constituted of a zero phase current transformer ZCT1, a current detection circuit 2 connected to the zero phase current transformer ZCT1, a reactor L1 connected to a cable, a current control circuit 3 connected to the current detection circuit 2 and a direct current power source 4 for outputting direct current excitation current to the reactor L1 by control of the current control circuit 3.

3. 发明专利

JP2019022388A キュービクル式高圧受電設備审中-公开
公开(公告)号：JP2019022388A
公开(公告)日：2019-02-07
申请号：JP2017140984
申请日：2017-07-20
申请人： KAWAMURA ELECTRIC INC
发明人： NAKAJIMA HITOSHI
IPC分类号： H02B3/00
摘要：【課題】キュービクル式高圧受電設備の電圧計や電流計が故障した場合でも、容易に電圧、電流を計測できるキュービクル式高圧受電設備を提供する。【解決手段】キュービクル式高圧受電設備1内の所定の電路の電圧を表示する電圧計及び電流計が組み込まれた監視装置4が取り付けられたメータパネル2に、電圧計が接続されて電圧計測している電路に電気的に接続された電圧計測用端子7、及び電流計が接続されて電流計測しているケーブルC1の一部をU字状に露出させた電流計測用窓6を設けた。【選択図】図1

4. 发明专利

JP2011142750A Home distribution panel 审中-公开
标题翻译：家庭分配面板
公开(公告)号：JP2011142750A
公开(公告)日：2011-07-21
申请号：JP2010002276
申请日：2010-01-07
申请人： Kawamura Electric Inc , 河村電器産業株式会社
发明人： NAKAJIMA HITOSHI , KATO AKIKUNI
IPC分类号： H02B1/40 , H02B1/42 , H02J3/38 , H02J7/35
CPC分类号： Y02B10/14 , Y02E10/563 , Y02E10/566
摘要： PROBLEM TO BE SOLVED: To provide a home distribution panel that has a three-phase distribution area in addition to a single-phase distribution area, and can be used as a single distribution panel for electric vehicle charging or power generation by a photovoltaic power generation system carried out through a three-phase three-wire system. SOLUTION: The home distribution panel includes a single-phase distribution area 1b which has a current limiter 16 and a breaker 17 incorporated therein and take in single-phase power from a commercial power supply system, a three-phase distribution area 1a which has a three-phase breaker 15 incorporated therein and take in power supplied from a commercial power supply system through a three-phase three-wire line, both distribution areas 1a and 1b being arranged adjacent to each other, and a partition wall 20 which partitions both distribution area 1a and 1b from each other. The three-phase distribution area 1a and the single-phase distribution area 1b are provided with lead-in inlets 25a and 25b for taking in leading cables 3a and 4a from the commercial power supplies, respectively. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供除了单相分配区域之外还具有三相分配区域的家用配电盘，并且可以用作电动车辆充电或发电的单个配电盘光伏发电系统通过三相三线制进行。解决方案：家用配电盘包括单相配电区域1b，其具有并联的限流器16和断路器17，并从商用电源系统接收单相电力，三相配电区域1a 其具有并入其中的三相断路器15，并且通过三相三线制线路从商业供电系统供电，两个分配区域1a和1b彼此相邻布置，分隔壁20 分配区域1a和1b彼此分隔开。三相分配区域1a和单相配置区域1b分别设置有用于从商用电源吸入导线3a和4a的引入入口25a，25b。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2001245407A CUBICLE TYPE HIGH VOLTAGE POWER RECEIVING INSTRUMENT 失效
公开(公告)号：JP2001245407A
公开(公告)日：2001-09-07
申请号：JP2000054326
申请日：2000-02-29
申请人： KAWAMURA ELECTRIC INC
发明人： NAKAJIMA HITOSHI
IPC分类号： H02B1/04 , H02B13/02
摘要： PROBLEM TO BE SOLVED: To provide a cubicle type high voltage power receiving instrument which does not require a terminal platform on top of a low voltage series reactor but expands a mounting space for a switch. SOLUTION: In a housing 2 of the cubicle type high voltage power receiving instrument 1, a low voltage condenser assembly 5 having a low voltage series reactor 3 and a low voltage phase advancing condenser 4 is installed. On top of the low voltage series reactor 3, a simple L-shape mounting metal plate 6 is welded or screwed so that a switch 7 may be mounted on the mounting metal 6.

6. 发明专利

JP2000175313A CUBICLE TYPE HIGH-VOLTAGE RECEIVING EQUIPMENT 失效
公开(公告)号：JP2000175313A
公开(公告)日：2000-06-23
申请号：JP34896598
申请日：1998-12-08
申请人： KAWAMURA ELECTRIC INC
发明人： NAKAJIMA HITOSHI
IPC分类号： H02B1/28 , H02B13/02
摘要： PROBLEM TO BE SOLVED: To prevent a receiving apparatus from having insulation deterioration very easily and at a low cost by preventing invasion of rainwater or ice and snow from venting holes even after cubicle type high-voltage receiving equipment is installed on a field. SOLUTION: This cubicle type high-voltage receiving equipment 1 consists of a channel base 2 whose venting holes 2a protrude at appropriate intervals, a case 3 fixed on the channel base 2, a roof body 4 fixed on the case 3, and a pentroof 5 whose venting holes 5a are drilled at appropriate intervals. Magnet sheets 6, 7 are attached onto the channel base 2 and the pentrooof 5 to block the venting holes 2a, 5a.

7. 发明专利

JPH09107636A POWER SAVING EQUIPMENT 失效
公开(公告)号：JPH09107636A
公开(公告)日：1997-04-22
申请号：JP14029896
申请日：1996-06-03
申请人： KAWAMURA ELECTRIC INC
发明人： NAKAJIMA HITOSHI
IPC分类号： H02J3/01 , G05F1/24 , H02J3/12
摘要： PROBLEM TO BE SOLVED: To increase a power saving efficiency and also increase a durability by changing a drop in voltage in succession. SOLUTION: This equipment consists of variable reactors L1 which are serially connected to voltage lines X, Y respectively, a neutral line N, voltage detecting circuits 2 which detect the voltages between the voltage lines and the neutral line, current controlling circuits 3 which are connected to the voltage detecting circuits, and sources of DC 4 which are controlled by the current controlling circuits 3 to output DC exciting currents I1 to the variable reactors L1. The voltage detecting circuits 2 detect the voltage applied to a load and then the current controlling circuits 3 control the currents of the sources of DC 4 and thereby impedances of the variable reactors L1 are changed and then the line voltage is controlled.

8. 发明专利

JPH1023668A POWER SAVING EQUIPMENT 失效
公开(公告)号：JPH1023668A
公开(公告)日：1998-01-23
申请号：JP17388696
申请日：1996-07-03
申请人： KAWAMURA ELECTRIC INC
发明人： NAKAJIMA HITOSHI
IPC分类号： H02J3/00 , G05F1/24 , H02J3/12
摘要： PROBLEM TO BE SOLVED: To enhance a power saving efficiency, improve durability and restrict voltage distortion by permitting the supply of the optimum voltage. SOLUTION: A DC winding L1 is wound around the central winding portion M3 of a reactor 5, two coils L2 and L3 connected in series are connected to the adjacent winding portions M2 and M4 between the input and output of the voltage lines, and moreover two coils L4 and L5 are wound which are connected in series between the neutral line and an output voltage line at the outside winding portions M1 and M5. Adjacent first winding portion M1, a second winding portion M2 or fourth winding portion M4, and fifth winding portion M5, together create magnetic field in forward direction, and at the central third winding portion M3, winding is performed so as to form magnetic fields in the reverse directions from each other, and the DC coil L1 is connected to a DC power supply 6 supplying an exciting current I1 and a current control section 4, controlling this current. The current control section 4 is connected to a voltage-detecting section 3 for detecting the voltage between the voltage line and the neutral line.

9. 发明专利

JP2013158132A Photovoltaic power generation system 审中-公开
标题翻译：光伏发电系统
公开(公告)号：JP2013158132A
公开(公告)日：2013-08-15
申请号：JP2012016393
申请日：2012-01-30
申请人： Kawamura Electric Inc , 河村電器産業株式会社
发明人： NAKAJIMA HITOSHI , KATO AKIKUNI
IPC分类号： H02J3/38 , H01M8/00 , H02J3/46 , H02J7/35
CPC分类号： Y02B10/14
摘要： PROBLEM TO BE SOLVED: To provide a photovoltaic power generation system in which economical purpose of photovoltaic power can be selected automatically.SOLUTION: A photovoltaic power generation system 1 shown on Fig. 1 includes a system interconnection circuit 2, a charging circuit 3, and a circuit switching device 4. The system interconnection circuit 2 supplies power generated from a solar cell module 5 to a home load 8, and sells the power to a commercial system 10. The charging circuit 3 includes a storage battery 11 for storing power generated from a solar cell module 5. The circuit switching device 4 includes a first switch 15 which opens and closes the system interconnection circuit 2, a second switch 16 which opens and closes the charging circuit 3, and a controller 19. The controller 19 controls the first and second switches 15, 16 on the basis of the economical profit by power selling and the home power demand.
摘要翻译：要解决的问题：提供一种光伏发电系统，其中可以自动选择光伏发电的经济目的。解决方案：图1所示的光伏发电系统1。 1包括系统互连电路2，充电电路3和电路交换装置4.系统互连电路2将从太阳能电池模块5产生的电力提供给家庭负载8，并将电力销售给商业系统10。充电电路3包括用于存储从太阳能电池模块5产生的电力的蓄电池11.电路切换装置4包括打开和关闭系统互连电路2的第一开关15，打开和关闭充电的第二开关16 电路3和控制器19.控制器19基于通过电力销售和家庭电力需求的经济利润来控制第一和第二开关15,16。

10. 发明专利

JP2013115358A Rack for electronic apparatus storage 审中-公开
标题翻译：电子设备存储架
公开(公告)号：JP2013115358A
公开(公告)日：2013-06-10
申请号：JP2011262467
申请日：2011-11-30
申请人： Kawamura Electric Inc , 河村電器産業株式会社 , Toenec Corp , 株式会社トーエネック , Tokai Rubber Ind Ltd , 東海ゴム工業株式会社
发明人： NAKAJIMA HITOSHI , INO TSUTOMU , DAIMARU SHIGENORI
IPC分类号： H05K7/18 , F16F13/12 , F16F15/02 , F16F15/04
摘要： PROBLEM TO BE SOLVED: To provide a rack for electronic apparatus storage with a seismic isolation function that can excellently absorb even vertical vibrations as well as horizontal vibrations, and absorb vertical shakes due to an earthquake.SOLUTION: A seismic isolation member comprises coil springs 4 and oil dampers 5 absorbing three-axial vibrations, and the coil springs 4 are arranged between an upper and a lower ends of an inner frame body 3 and an outer frame body 2 to be vertically extended and retracted. While the inner frame body 3 is held by the outer frame body 2 from above and below through the coil springs 4, the oil dampers 5 are arranged between a left side part of the outer frame body 2 and a left side part of the inner frame body 3, and between a right side part of the outer frame body 2 and a right side part of the inner frame body 3, and the side parts are coupled to each other through the oil dampers 5.
摘要翻译：要解决的问题：提供具有能够极好地吸收甚至垂直振动以及水平振动的隔震功能的电子设备存储架，并且吸收由于地震引起的垂直震动。解决方案：隔震构件包括螺旋弹簧4和吸收三轴振动的油阻尼器5，并且螺旋弹簧4设置在内框体3和外框体2的上端和下端之间，垂直伸缩。当内框架体3通过螺旋弹簧4从外框体2的上下被保持时，油阻尼器5设置在外框体2的左侧部分和内框架的左侧部分之间（3），外框架体2的右侧部分和内框架体3的右侧部分之间，并且侧部通过油阻尼器5彼此联接。（C） 2013年，JPO＆INPIT

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