[go: up one dir, main page]

WO2012013014A1 - Coffret de raccordement pour ensemble photovoltaïque - Google Patents

Coffret de raccordement pour ensemble photovoltaïque Download PDF

Info

Publication number
WO2012013014A1
WO2012013014A1 PCT/CN2011/001134 CN2011001134W WO2012013014A1 WO 2012013014 A1 WO2012013014 A1 WO 2012013014A1 CN 2011001134 W CN2011001134 W CN 2011001134W WO 2012013014 A1 WO2012013014 A1 WO 2012013014A1
Authority
WO
WIPO (PCT)
Prior art keywords
junction box
module
heat dissipation
cable
working circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2011/001134
Other languages
English (en)
Chinese (zh)
Inventor
陈新初
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of WO2012013014A1 publication Critical patent/WO2012013014A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/30—Electrical components
    • H02S40/34—Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
    • H02S40/345—Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes with cooling means associated with the electrical connection means, e.g. cooling means associated with or applied to the junction box
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/30—Electrical components
    • H02S40/34—Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy

Definitions

  • the present invention relates to a photovoltaic module junction box. Background technique
  • a photovoltaic cell is a device that directly converts solar radiation energy into electrical energy.
  • a photovoltaic component is a product that is connected and packaged by a plurality of photovoltaic cells, and is a basic unit of a battery array in a photovoltaic power generation system.
  • the PV module junction box is the key connection device for the solar module system. The purpose of the junction box is to prevent the hot spot effect when the solar module is blocked. If the junction box is damaged or the connection is not broken, the junction box will not work properly, so
  • the entire solar module system can't stop working, and the blocked part will emit a large amount of heat, which will seriously burn out the components.
  • the working circuit of the PV module junction box is placed in the sealed junction box.
  • the bypass diode will generate a higher temperature (up to 200 degrees), so that the air inside the sealed box is sharp.
  • the expansion, so that the dense book sealing performance is invalid, the plastic casing can not withstand high temperature and high pressure, resulting in deformation and burning.
  • the utility model aims to provide a photovoltaic module junction box with a reasonable structure.
  • a photovoltaic module junction box comprising a junction box body, a working circuit module, a heat dissipation module, and a connection module
  • the working circuit module includes a working circuit and a device
  • the working circuit electrically connects the pin
  • the connecting module comprises a positive connecting device and a negative connecting device
  • the junction box body has a receiving cavity sealed with the outside air
  • the two ends of the connecting box body a portion of the cable duct that extends downwardly along the axis of the yoke to form a pair of cable passages that communicate with the accommodating cavity
  • the junction box body and the cable 3b are collectively surrounded to form a receiving cavity
  • the module is located outside the working circuit, the heat dissipation module and the working circuit are received in the receiving cavity, the pin is located inside the receiving cavity, and the positive connecting device is The negative connection device is electrically connected to the corresponding pin inside
  • the positive electrode connecting device includes a cable and a positive electrode connecting mechanism at one end of the cable
  • the negative electrode connecting device includes a cable and a negative electrode connecting mechanism at one end of the cable.
  • the other ends of the cable of the terminal connection device and the negative electrode connection device are respectively passed through the corresponding cable passages into the cavity of the capacitor and the corresponding pins are electrically connected.
  • the working circuit module includes a substrate, a working circuit fixedly disposed on the substrate, and a pin electrically connected to the working circuit, the substrate and the working circuit
  • the outer sleeve is provided with a heat dissipation module, and the pin protrudes into the accommodating cavity through a pin hole on the terminal box body.
  • the junction box body is made of a plastic material
  • the heat dissipation module is made of a metal material.
  • the heat dissipating module is formed with heat dissipating fins on at least part of its surface.
  • FIG. 1 is a schematic diagram of a vertical stand of an embodiment of a photovoltaic module junction box of the present invention
  • FIG. 1 is a schematic exploded view (front side) of a photovoltaic module junction box embodiment of a wood utility model
  • FIG. 3 is a perspective view (reverse view) of a three-dimensional splitting of an embodiment of a photovoltaic module junction box of the present invention.
  • 101 junction box body; 102, accommodating cavity; 103a, cable channel; 103b, cable channel; 104a, block channel; 104b, block channel; 105a, fastening channel; 105b, tight 106, sealing block; 106a, sealing channel; 107, sealing ring; 108, K block; 109, connecting piece; 110, pin hole; 111, cover; 112, seal; 113, protrusion; 201, ⁇ . for circuit module; 202, substrate; 203, ⁇ .
  • circuit for circuit; 204, pin: 205, embossing; 301, heat dissipation module; 302, heat dissipation fin: 303, F1 slot; 401, positive connection device 402, negative connection device; 403, cable; 404, cable; 405, positive connection mechanism; 406, negative connection mechanism.
  • the photovoltaic module junction box in this embodiment includes a junction box body 101, a working circuit module 201, a heat dissipation module 301, and connection modules 401, 402.
  • the junction box body 101 may be made of a plastic material.
  • the heat dissipation module 301 can be made of a metal material.
  • the junction box body 101 includes a side wall extending in the direction of the x-axis and closed around the x-axis, the bottom end of the side wall extending in a meandering plane to form a flange, a flange
  • the top surface of the side wall is covered with a cover body 111, and a sealing member 112 is disposed between the top end of the side wall and the cover body 111 to form a receiving cavity i02 sealed with the outside world.
  • the flange may also cover the entire bottom surface to form a space of the mouth opening, and the junction box body formed by covering the space through the cover 111
  • the junction box body 101 has a pair of cable passages U 3a, 103b that are electrically connected to the receiving cavity 102.
  • the two ends of the junction box body 101 respectively extend downward in the Y-axis direction to form a pair of cable passages 103a, 103b, so that a part of the side wall of the junction box body 101, the cable passage 103a,
  • the side wall of the 103b is surrounded by a receiving cavity that surrounds the opening toward the Y-axis; the cable passages 103a, 103b are formed with a filling passage 104a along the Z-axis direction, 04b, and the filling channel 104a, 104b connects the cable
  • the passages 103a, 103b are partitioned, and the seal block 106 has a sealed passage 106a therein.
  • the seal block 106 is also automatically tightened after the cable is sequentially passed through the corresponding cable passages 103a, 103b and the seal passage 106a.
  • the cable passages 103a, 103b are also formed with fastening passages 105a, 105b along the Z-axis direction, the fastening passages 105a, 105b respectively penetrating the corresponding cable passages 103a, 103b, fastening the passage 105a,
  • a pressing block 108 is installed in the 105b, and the cross section of the pressing block 108 is adapted to the cross section of the fastening passages 105a, 105b.
  • a polygonal cross section for example, a pentagon, a hexagon, etc.
  • one side of the polygonal block 108 having a polygonal cross section presses the outer skin of the cable at the intersecting position, thereby functioning as a fixed cable;
  • the solution forms at least one groove extending along the Z-axis on the outer wall of the pressing block 108 against the cable sheath. Therefore, when the pressing block 108 presses the outer skin of the cable, part of the outer skin of the cable sinks into the groove.
  • Internal (() enhances the effect of the stop.
  • the working circuit module 201 includes a substrate 202, a working circuit 203 fixedly disposed on the substrate 202h, and a pin 204 electrically connected to the working circuit 203.
  • the substrate 202 has a flat shape; the heat dissipating module 301 has a U-shaped cross section and thus has a cross section
  • the inner cavity of the substrate 202 is provided with heat dissipating fins 302 on at least part of the upper surface thereof to enhance the heat dissipation effect; the length of the heat dissipation module 301 in the X-axis direction is slightly longer than the substrate 202, and the substrate 202 and the heat dissipation module 301 are disposed.
  • the heat dissipation module 301 has a groove 303 corresponding to the position of the protrusion 205, and the guiding mechanism converts the substrate 202.
  • a guiding mechanism along the Y-axis direction is disposed between the junction box Benxi 101 and the heat dissipation module 301, and the guiding mechanism collectively drives the substrate 202 and the heat dissipation module 301 along the Y-axis direction
  • the opening formed by the side wall of the junction box body 101 and the side walls of the cable passages 103a, 103b is guided to slide toward the Y-axis.
  • the guiding mechanism is specifically a protrusion 1 13 on both sides of the heat dissipation module 301.
  • the protrusion 113 is accommodated in the process of sliding the heat dissipation module 301 into the receiving cavity along the Y-axis direction.
  • the space of the heat dissipation module 301 is in the space on both sides of the substrate 202, and the pin 204 extends through the pin hole 110 of the junction box body 101 into the accommodating cavity 102, between the pin 204 and the pin hole 110.
  • a seal 207 is provided.
  • the working circuit 203 on the substrate 202 is housed in the inner cavity of the heat dissipation module 301 in this process, and the pin 204 is located in the sealed receiving cavity 102, thus The heat-dissipating working circuit 203 has a significant heat dissipation effect in the air.
  • the connection module includes a positive connection device 401 and a negative connection device 402.
  • the positive connection device 401 includes a cable 403 and a positive connection mechanism 405 at one end of the cable 403.
  • the negative connection device 402 includes a cable 404 and is located at the cable 404.
  • the anode connection mechanism 406, the anode connection mechanism 405, and the cathode connection mechanism 406 are respectively used to interconnect with the corresponding connection mechanism of the photovoltaic module or the photovoltaic module junction box thereof; the positive connection device 401 and the cable 403 of the negative connection device 402
  • the other end of the 404 passes through the corresponding cable channel 103a, 103b, and then seals the channel 106a, and extends into the accommodating cavity 102 and is electrically connected to the corresponding pin 204. In this embodiment, the connection process is passed.
  • the connecting piece 109 is realized, one end of the connecting piece 109 is soldered and fixed to the core of the cables 403, 40, and the other end is inserted and inserted into the groove on the pin 204, thereby providing a convenient assembly method.
  • the connecting piece 109 is fixed and fixed, the positions of the working circuit module 201 and the heat dissipating module 301 are also fixed. Therefore, the movement of the working circuit module 201 and the heat dissipation module 301 in the Y-axis direction is prevented.

Landscapes

  • Photovoltaic Devices (AREA)

Abstract

L'invention concerne un coffret de raccordement pour ensemble photovoltaïque comprenant un corps de coffret de raccordement (101), un module de circuit de travail, un module de dissipation thermique (301) et des modules de raccordement (401, 402). Le module de circuit de travail comprend un circuit de travail et des broches reliées électriquement au circuit de travail. Les modules de raccordement (401, 402) comprennent chacun un dispositif de raccordement positif et un dispositif de raccordement négatif. Le corps de coffret de raccordement (101) contient une cavité de logement rendue étanche contre les liquides provenant de l'extérieur. Deux portions d'extrémité du corps de coffret de raccordement (101) s'étendent respectivement vers le bas dans le sens de l'axe Y pour former une paire de conduits de câble en communication avec la cavité de logement. Le corps de coffret de raccordement (101) et les conduits de câble entourent ensemble une cavité d'accueil. Le module de dissipation thermique (301) se trouve à l'extérieur du circuit de travail. Le module de dissipation thermique (301) et le circuit de travail se trouvent dans la cavité d'accueil. Les broches se trouvent dans la cavité de logement. Le dispositif de raccordement positif et le dispositif de raccordement négatif passent respectivement à travers les conduits de câble correspondants et sont reliés électriquement aux broches correspondantes dans la cavité de logement.
PCT/CN2011/001134 2010-07-30 2011-07-08 Coffret de raccordement pour ensemble photovoltaïque Ceased WO2012013014A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2010202776283U CN201796909U (zh) 2010-07-30 2010-07-30 一种光伏组件接线盒
CN201020277628.3 2010-07-30

Publications (1)

Publication Number Publication Date
WO2012013014A1 true WO2012013014A1 (fr) 2012-02-02

Family

ID=43851810

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/001134 Ceased WO2012013014A1 (fr) 2010-07-30 2011-07-08 Coffret de raccordement pour ensemble photovoltaïque

Country Status (2)

Country Link
CN (1) CN201796909U (fr)
WO (1) WO2012013014A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201796909U (zh) * 2010-07-30 2011-04-13 陈新初 一种光伏组件接线盒
CN101976970B (zh) * 2010-07-30 2012-10-10 苏州固锝新能源科技有限公司 光伏组件接线盒
CN102306672B (zh) * 2011-09-30 2013-04-17 苏州固锝新能源科技有限公司 模块化接线盒
CN103050558B (zh) * 2011-10-17 2016-06-15 阿特斯(中国)投资有限公司 接线盒及采用该接线盒的太阳能电池组件和太阳能电池系统

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008060509A2 (fr) * 2006-11-15 2008-05-22 Tyco Electronics Corporation Système de connexion phtovoltaique
CN100521251C (zh) * 2004-05-25 2009-07-29 木谷电器株式会社 太阳能电池组件用端子盒
CN101714587A (zh) * 2005-04-27 2010-05-26 行田电线株式会社 太阳能电池模件用端子箱
CN101976970A (zh) * 2010-07-30 2011-02-16 陈新初 光伏组件接线盒
CN201781440U (zh) * 2010-07-30 2011-03-30 陈新初 光伏组件接线盒的线缆连接机构
CN201781441U (zh) * 2010-07-30 2011-03-30 陈新初 光伏组件接线盒的线缆密封机构
CN201781443U (zh) * 2010-07-30 2011-03-30 陈新初 光伏组件接线盒
CN201781442U (zh) * 2010-07-30 2011-03-30 陈新初 光伏组件接线盒的线缆固定机构
CN201796931U (zh) * 2010-07-30 2011-04-13 陈新初 光伏组件接线盒的密封机构
CN201796909U (zh) * 2010-07-30 2011-04-13 陈新初 一种光伏组件接线盒

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100521251C (zh) * 2004-05-25 2009-07-29 木谷电器株式会社 太阳能电池组件用端子盒
CN101714587A (zh) * 2005-04-27 2010-05-26 行田电线株式会社 太阳能电池模件用端子箱
WO2008060509A2 (fr) * 2006-11-15 2008-05-22 Tyco Electronics Corporation Système de connexion phtovoltaique
CN101976970A (zh) * 2010-07-30 2011-02-16 陈新初 光伏组件接线盒
CN201781440U (zh) * 2010-07-30 2011-03-30 陈新初 光伏组件接线盒的线缆连接机构
CN201781441U (zh) * 2010-07-30 2011-03-30 陈新初 光伏组件接线盒的线缆密封机构
CN201781443U (zh) * 2010-07-30 2011-03-30 陈新初 光伏组件接线盒
CN201781442U (zh) * 2010-07-30 2011-03-30 陈新初 光伏组件接线盒的线缆固定机构
CN201796931U (zh) * 2010-07-30 2011-04-13 陈新初 光伏组件接线盒的密封机构
CN201796909U (zh) * 2010-07-30 2011-04-13 陈新初 一种光伏组件接线盒

Also Published As

Publication number Publication date
CN201796909U (zh) 2011-04-13

Similar Documents

Publication Publication Date Title
WO2012013013A1 (fr) Boîte de jonction pour réseau photovoltaïque
CN201590631U (zh) 镁铝合金光伏电池接线盒
CN102790101B (zh) 一种太阳能光伏光热一体化组件
WO2011012008A1 (fr) Boîte de câblage en alliage magnésium-aluminium pour cellule photovoltaïque
CN101576206B (zh) 一种基于热管导热的大功率led灯
WO2012013014A1 (fr) Coffret de raccordement pour ensemble photovoltaïque
CN201466598U (zh) 光伏组件接线盒
CN204013385U (zh) 一种器件化的光伏接线盒旁路二极管电路模块
CN202127028U (zh) 太阳能接线盒
CN203312337U (zh) 一种太阳能电池接线盒
CN209783736U (zh) 一种激光能量监测盒
CN201781443U (zh) 光伏组件接线盒
CN208489832U (zh) 一种光伏接线盒安装结构及光伏组件
CN208369158U (zh) 一种易散热母线槽
CN201726609U (zh) 新型散热机壳
CN212231208U (zh) 一种矿用电动机绕组导电杆防水装置
CN220788057U (zh) 一种硅基mems封装结构
CN207732710U (zh) 一种太阳能温差发电装置
CN112563355A (zh) 具有光伏保护二极管超薄模片的太阳能组件
CN116073759A (zh) 一种提升散热能力的大电流接线盒
CN202977483U (zh) 太阳能光伏光热一体化组件
CN223246546U (zh) 一种带有散热结构的光伏三分体接线盒
CN206481236U (zh) 一种温差发电机
CN217693248U (zh) 光伏接线盒和光伏组件
CN205681757U (zh) 一种具有烟囱效应的油冷变频器冷却装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11811716

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 24/05/2013)

122 Ep: pct application non-entry in european phase

Ref document number: 11811716

Country of ref document: EP

Kind code of ref document: A1