CN202772152U - Photovoltaic conjunction box - Google Patents
Photovoltaic conjunction box Download PDFInfo
- Publication number
- CN202772152U CN202772152U CN2012203693713U CN201220369371U CN202772152U CN 202772152 U CN202772152 U CN 202772152U CN 2012203693713 U CN2012203693713 U CN 2012203693713U CN 201220369371 U CN201220369371 U CN 201220369371U CN 202772152 U CN202772152 U CN 202772152U
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- China
- Prior art keywords
- terminal
- box body
- connector
- supply line
- power supply
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- Expired - Fee Related
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- 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
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- Photovoltaic Devices (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a photovoltaic conjunction box, comprising a box body and a diode and body terminals arranged in the box body. The photovoltaic conjunction box is characterized by being connected with an anode power line, a cathode cable line and two adapter terminals, and one end of the anode power line and one end of the cathode cable line are respectively connected to a corresponding body terminal through an adapter terminal. According to the utility model, the structure is reasonable and solid; the design is excellent; the adapter terminals are provided; the power line can be connected with the body terminals in a riveted joint or plug mode; the connection is stable and reliable; assembling is simple and fast; the production period is effectively shortened; and the productivity is raised. The connection between the diode and the body terminals is reinforced by weld cladding material, better electric conduction is achieved, and the work stability is further raised. In addition, the space in the box body is large, the heat dissipation performance is good, a creepage distance and an electrical gap satisfy the safety standard requirement, the electrical security is high, and the waterproof performance is good. A high market value and popularization meaning are possessed.
Description
Technical field
The utility model relates to a kind of terminal box, is specifically related to a kind of photovoltaic junction box.
Background technology
Solar energy cleanliness without any pollution and energy-conservation is widely used in every field, solar energy can be directly used on the solar facilities by solar panel, can electric energy be derived through cable by photovoltaic junction box between solar panel and solar facilities.
Photovoltaic junction box generally is provided with a plurality of wiring units in box body, the electric energy output end of solar panel is after this terminal box of access, electrically connect with each input of the corresponding electric equipment of solar energy, in order to guarantee that the input wire can be fixedly attached on the terminal box, in terminal box, be provided with the wire holder, general wire holder is merely able to wire is blocked, realize substantially fixing, in installing and using, involve unavoidably terminal box or wire insertion section, all wire may be pulled out in the holder or connect loosening, affect the normal operation of terminal box.The diode that adopts in the terminal box is important parts, in the prior art, it is installed the mode and the technique that connect and exists assembly difficulty large, particularly cause the problems such as the loosening or loose contact of the connection of parts because of the rising of working temperature, thereby the conduction property that directly has influence on diode causes the operational failure of terminal box.The steady operation of terminal box needs the reasonable Arrangement installing space of electric-conductor, and this just must guarantee the reasonable distance between each electric-conductor in the box body.The space of the box body inside of more existing terminal boxes is reasonable not, directly causes electric-conductor electric clearance and creepage distance in the box not to reach safety standard, produces the electrical safety problem.Therefore, in sum, also there is certain defective in existing terminal box on structural design, particularly awaits making further improvement on wire connection and diode installation, the electrical safety performance.
The utility model content
The purpose of this utility model is, for above-mentioned deficiency, provides a kind of wire to connect easy and the fixing more solid and reliable photovoltaic junction box of wire in box.
For achieving the above object, technical scheme provided by the utility model is:
A kind of photovoltaic junction box, it comprises box body and is arranged on this box body interior diode and body terminal, it also connects and comprises a cathode power supply line, a negative electricity cable and two adaptive terminals, and an end of cathode power supply line and negative electricity cable is connected by the adaptive terminal body terminal corresponding with it respectively.
Described adaptive terminal one end is riveted mutually with described cathode power supply line or negative electricity cable, and the other end is provided with the socket that plugs with described body terminal.
Described adaptive terminal one end is riveted mutually with described cathode power supply line or negative electricity cable, and the other end stretches into an end of described body terminal, and is connected with this body terminal.
Described body terminal is provided with the bayonet socket suitable with the pin of described diode, and the pin of described diode is welded on the described bayonet socket.
One side position of one end of the corresponding described body terminal of described box body is provided with joint, and cathode power supply line or negative electricity cable stretch in the box body by described joint, and the body terminal corresponding with it is connected.
The other end of described negative electricity cable is connected with Male end connector, this Male end connector comprises male terminal, turncap, the bunch pawl, sealing ring, Location resilient piece and public connector, the afterbody of described male terminal is riveted mutually with the core of described negative electricity cable, the middle part is provided with overhead kick, stem is provided with an insertion section, this insertion section is stretched in the described public connector, described Location resilient piece is set on the middle part of described male terminal, and be provided with the draw-in groove suitable with overhead kick, described bunch pawl is arranged in the described turncap, described sealing ring is arranged between bunch pawl and the described negative electricity cable, and described turncap screws and is located on the described public connector.
The other end of described cathode power supply line is connected with terminative connector, this terminative connector comprises female terminal, the cydariform terminal, turncap, the bunch pawl, sealing ring, Location resilient piece and female connector, the afterbody of described female terminal is riveted mutually with the core of described cathode power supply line, the middle part is provided with overhead kick, stem is provided with the jack suitable with described insertion section, the stem of described female terminal stretches in the described female connector, described Location resilient piece is set on the middle part of described female terminal, and be provided with the draw-in groove suitable with overhead kick, described bunch pawl is arranged in the described turncap, described sealing ring is arranged between bunch pawl and the described cathode power supply line, and described turncap screws and is located on the described female connector.
The bilateral symmetry of described public connector is provided with colludes groove, and is provided with this at described female connector and colludes the suitable elasticity hook of groove, and described female connector is provided with water proof ring.
Be provided with the cydariform terminal in the described jack.
The bottom surface of described box body is provided with through hole, and box bottom is provided with the convenient adhesive-layer of installing; Described box body top is provided with a loam cake that fastens with box body, is provided with water proof ring between described loam cake and box body.
The beneficial effects of the utility model are: of the present utility model rational in infrastructure, fastening, design superiorly, and be provided with adaptive terminal, power line can be connected with body terminal by riveted joint or inserting mode, and secure and reliable connection, and is easily assembled, fast, effectively shorten the production cycle, boost productivity.And reinforce being connected by weldering cover material material of diode and body terminal, have better conducting property, improve job stability.The box body inner space is large in addition, and thermal diffusivity is good, and creepage distance and electric clearance reach safety standard, and electrical security is high, and water resistance is good.Have very high market value and promote the use of meaning.
Below in conjunction with accompanying drawing and embodiment, the utility model is further specified.
Description of drawings
Fig. 1 is the structural representation of facing of the first embodiment of the present utility model;
Fig. 2 is the structural representation of box body among Fig. 1;
Fig. 3 is the local A structure enlarged diagram among Fig. 2;
Fig. 4 is the decomposition texture schematic diagram of the Male end connector among Fig. 1;
Fig. 5 is the decomposition texture schematic diagram of the terminative connector among Fig. 1;
Fig. 6 is the structural representation of the box body among the second embodiment of the present utility model;
Fig. 7 is the local B structure enlarged diagram among Fig. 6;
Fig. 8 is the structural representation of the box body among the 3rd embodiment of the present utility model;
Fig. 9 is the Local C structure enlarged diagram among Fig. 2.
Embodiment
The first embodiment: referring to Fig. 1 to Fig. 5, a kind of photovoltaic junction box that the present embodiment provides, it comprises box body 1 and is arranged on diode 2 and body terminal 3 in this box body 1, it also connects and comprises a cathode power supply line 4, a negative electricity cable 5 and two adaptive terminals 6, and an end of cathode power supply line 4 and negative electricity cable 5 is connected by an adaptive terminal 6 body terminal 3 corresponding with it respectively.
Described adaptive terminal 6 one ends are riveted mutually with described cathode power supply line 4 or negative electricity cable 5, and the other end is provided with the socket that plugs with described body terminal 3.
Described body terminal 3 is provided with the bayonet socket 31 suitable with the pin of described diode 2, and the pin of described diode 2 is welded on the described bayonet socket 31.
One side position of one end of described box body 1 corresponding described body terminal 3 is provided with joint 7, and cathode power supply line 4 or negative electricity cable 5 stretch in the box body 1 by described joint 7, and the body terminal 3 corresponding with it is connected.
The other end of described negative electricity cable 5 is connected with Male end connector 10, this Male end connector 10 comprises male terminal 105, turncap 104, bunch pawl 103, sealing ring 102, Location resilient piece 101 and public connector 100, the afterbody of described male terminal 105 is riveted mutually with the core of described negative electricity cable 5, the middle part is provided with overhead kick 106, stem is provided with an insertion section, this insertion section is stretched in the described public connector 100, described Location resilient piece 101 is set on the middle part of described male terminal 105, and be provided with the draw-in groove 107 suitable with overhead kick 106, described bunch pawl 103 is arranged in the described turncap 104, described sealing ring 102 is arranged between bunch pawl 103 and the described negative electricity cable 5, and described turncap 104 screws and is located on the described public connector 100.
The other end of described cathode power supply line 4 is connected with terminative connector 9, this terminative connector 9 comprises female terminal 97, cydariform terminal 96, turncap 95, bunch pawl 94, sealing ring 93, Location resilient piece 92 and female connector 91, the afterbody of described female terminal 97 is riveted mutually with the core of described cathode power supply line 4, the middle part is provided with overhead kick 98, stem is provided with the jack suitable with described insertion section, the stem of described female terminal 97 stretches in the described female connector 91, described Location resilient piece 92 is set on the middle part of described female terminal 97, and be provided with the draw-in groove 99 suitable with overhead kick 98, described bunch pawl 94 is arranged in the described turncap 95, described sealing ring 93 is arranged between bunch pawl 94 and the described cathode power supply line 4, and described turncap 95 screws and is located on the described female connector 91.
The bilateral symmetry of described public connector 100 is provided with colludes groove 109, and is provided with this at described female connector 91 and colludes the suitable elasticity hook 90 of groove 109, and described female connector 91 is provided with water proof ring 09.
Be provided with cydariform terminal 96 in the described jack.
The bottom surface of described box body 1 is provided with through hole, and box body 1 bottom surface is provided with the convenient adhesive-layer of installing; Described box body 1 top is provided with a loam cake 8 that fastens with box body 1, and 1 of described loam cake 8 and box body are provided with water proof ring.
The second embodiment, referring to Fig. 6 to Fig. 7, a kind of photovoltaic junction box that the present embodiment provides, itself and the first embodiment are basic identical, distinctive points is, described adaptive terminal 6 one ends are riveted mutually with described cathode power supply line 4 or negative electricity cable 5, and the other end stretches into an end of described body terminal 3, and are connected with this body terminal 3.
The 3rd embodiment, referring to Fig. 8 to Fig. 9, a kind of photovoltaic junction box that the present embodiment provides, itself and the second embodiment are basic identical, connected mode is that described adaptive terminal 6 one ends are riveted mutually with described cathode power supply line 4 or negative electricity cable 5 equally, the other end stretches into an end of described body terminal 3, and is connected with this body terminal 3.Distinctive points is, the external form small volume of box body 1 is a little, and different instructions for uses is satisfied in the also corresponding minimizing of the quantity of body terminal 3 and diode 2.
In the specific implementation process, power line can be connected with body terminal 3 by riveted joint or inserting mode, and secure and reliable connection is easily assembled, fast, effectively shortens the production cycle, boosts productivity.And reinforce being connected by weldering cover material material of diode 2 and body terminal 3, have better conducting property, improve job stability.Box body 1 inner space is large in addition, and thermal diffusivity is good, and creepage distance and electric clearance reach safety standard, and electrical security is high, and water resistance is good.
Above embodiment only is used for explanation the utility model; and be not limitation of the utility model; the those of ordinary skill in relevant technologies field; in the situation that do not break away from spirit and scope of the present utility model; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model should be defined by the claims.
Claims (10)
1. photovoltaic junction box, it comprises box body and is arranged on this box body interior diode and body terminal, it is characterized in that: it also connects and comprises a cathode power supply line, a negative electricity cable and two adaptive terminals, and an end of cathode power supply line and negative electricity cable is connected by the adaptive terminal body terminal corresponding with it respectively.
2. photovoltaic junction box according to claim 1, it is characterized in that: described adaptive terminal one end is riveted mutually with described cathode power supply line or negative electricity cable, and the other end is provided with the socket that plugs with described body terminal.
3. photovoltaic junction box according to claim 1, it is characterized in that: described adaptive terminal one end is riveted mutually with described cathode power supply line or negative electricity cable, and the other end stretches into an end of described body terminal, and is connected with this body terminal.
4. photovoltaic junction box according to claim 1, it is characterized in that: described body terminal is provided with the bayonet socket suitable with the pin of described diode, and the pin of described diode is welded on the described bayonet socket.
5. photovoltaic junction box according to claim 1, it is characterized in that: a side position of an end of the corresponding described body terminal of described box body is provided with joint, cathode power supply line or negative electricity cable stretch in the box body by described joint, and the body terminal corresponding with it is connected.
6. photovoltaic junction box according to claim 1, it is characterized in that: the other end of described negative electricity cable is connected with Male end connector, this Male end connector comprises male terminal, turncap, the bunch pawl, sealing ring, Location resilient piece and public connector, the afterbody of described male terminal is riveted mutually with the core of described negative electricity cable, the middle part is provided with overhead kick, stem is provided with an insertion section, this insertion section is stretched in the described public connector, described Location resilient piece is set on the middle part of described male terminal, and be provided with the draw-in groove suitable with overhead kick, described bunch pawl is arranged in the described turncap, described sealing ring is arranged between bunch pawl and the described negative electricity cable, and described turncap screws and is located on the described public connector.
7. photovoltaic junction box according to claim 6, it is characterized in that: the other end of described cathode power supply line is connected with terminative connector, this terminative connector comprises female terminal, the cydariform terminal, turncap, the bunch pawl, sealing ring, Location resilient piece and female connector, the afterbody of described female terminal is riveted mutually with the core of described cathode power supply line, the middle part is provided with overhead kick, stem is provided with the jack suitable with described insertion section, the stem of described female terminal stretches in the described female connector, described Location resilient piece is set on the middle part of described female terminal, and be provided with the draw-in groove suitable with overhead kick, described bunch pawl is arranged in the described turncap, described sealing ring is arranged between bunch pawl and the described cathode power supply line, and described turncap screws and is located on the described female connector.
8. according to claim 6 or 7 described photovoltaic junction boxes, it is characterized in that: the bilateral symmetry of described public connector is provided with colludes groove, and is provided with this at described female connector and colludes the suitable elasticity hook of groove, and described female connector is provided with water proof ring.
9. photovoltaic junction box according to claim 7 is characterized in that: be provided with the cydariform terminal in the described jack.
10. photovoltaic junction box according to claim 1, it is characterized in that: the bottom surface of described box body is provided with through hole, and box bottom is provided with the convenient adhesive-layer of installing; Described box body top is provided with a loam cake that fastens with box body, is provided with water proof ring between described loam cake and box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203693713U CN202772152U (en) | 2012-07-30 | 2012-07-30 | Photovoltaic conjunction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203693713U CN202772152U (en) | 2012-07-30 | 2012-07-30 | Photovoltaic conjunction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202772152U true CN202772152U (en) | 2013-03-06 |
Family
ID=47778703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203693713U Expired - Fee Related CN202772152U (en) | 2012-07-30 | 2012-07-30 | Photovoltaic conjunction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202772152U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107154544A (en) * | 2017-06-29 | 2017-09-12 | 安徽大恒能源科技有限公司 | A kind of magnetic quenching MC4 connectors for photovoltaic plant |
-
2012
- 2012-07-30 CN CN2012203693713U patent/CN202772152U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107154544A (en) * | 2017-06-29 | 2017-09-12 | 安徽大恒能源科技有限公司 | A kind of magnetic quenching MC4 connectors for photovoltaic plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20160730 |