CN203026534U - Half glue-poured sealed solar junction box - Google Patents
Half glue-poured sealed solar junction box Download PDFInfo
- Publication number
- CN203026534U CN203026534U CN2013200097968U CN201320009796U CN203026534U CN 203026534 U CN203026534 U CN 203026534U CN 2013200097968 U CN2013200097968 U CN 2013200097968U CN 201320009796 U CN201320009796 U CN 201320009796U CN 203026534 U CN203026534 U CN 203026534U
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- China
- Prior art keywords
- terminal
- diode
- base
- cable
- junction box
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- 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.)
- 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
Abstract
The utility model relates to a half glue-poured sealed solar junction box, comprising a base, a plurality of terminals arranged in parallel on the base and a box fixed to cover the base, wherein diodes connected with the terminals are arranged between adjacent terminals; cables are connected to the two terminals located at the outer sides, respectively, and the two cables extend slantwise and outwards from the two sides of the base, respectively, and are distributed in a splayed shape; the box cover comprises a first chamber and a second chamber which are independent from each other; an opening is formed on the bottom of the first chamber; and the second chamber is through up and down and a cover plate is arranged at the top open end of the second chamber. The bottom of the first chamber is open and the second chamber is through up and down, and the cover plate is arranged at the top open end of the second chamber; the end of each terminal with the diode is located in the first chamber and a spring is arranged at the other end of the terminal and located in the second chamber; and the first chamber and the base form a glue pouring space. The half glue-poured sealed solar junction box provided by the utility model is simple in structure, convenient to mount, and good in heat dissipation effect, and is durable.
Description
Technical field
The utility model relates to a kind of terminal box of solar-energy photo-voltaic cell.
Background technology
Solar junction box is between the solar cell array of solar module formation and the connector between the solar charging controller for electric consumption, and the scheme that is connected of solar panel is provided for the user.Solar junction box is extremely important in the composition of solar components, and Main Function is that the electric power that solar cell produces is connected with outside line.Terminal box sticks together by the backboard of silica gel and assembly, and the bus-bar in assembly links together by the internal wiring in terminal box, and internal wiring and External cable link together, and make assembly and External cable conducting.Be provided with diode in terminal box, Assurance component can work when being in the light.
Solar junction box produces a large amount of heats when work, can directly have influence on the performance of terminal box.At present, the terminal box of sealant pouring and sealing in industry is widely used.Pour into silica gel in terminal box, silica gel has good insulating properties and resistance to ag(e)ing after solidifying, and heat conductivility is also splendid, is conducive to the heat radiation of diode, can effectively improve the power of terminal box.But on market, the terminal box of sealant pouring and sealing is very different, and there are various defectives in the irrationality due in design, as: radiating effect is not good, and inconvenience is installed, and useful life is shorter etc.
The utility model content
The technical problems to be solved in the utility model is, propose a kind of simple for structure, easy for installation, good heat dissipation effect, long-lived half sealant pouring and sealing formula solar junction box.
The utility model is that the technical scheme that solves the problems of the technologies described above proposition is: a kind of half sealant pouring and sealing formula solar junction box, comprise base, be located at a plurality of terminals on described base and cover the lid that is fixed on described base side by side, be provided with the diode that connects described terminal between terminals of adjacent, be connected with respectively cable on two terminals outside being positioned at, described two cables are tiltedly protruding from the both sides of described base respectively, are splayed and distribute; Described lid comprises the first separate cavity and the second cavity, and the bottom of described the first cavity is provided with opening, and described the second cavity up/down perforation and open top end are provided with cover plate; The end that described terminal is provided with diode is positioned at described the first cavity, and the other end of described terminal is provided with spring and is positioned at described the second cavity; Described the first cavity and described base consist of the encapsulating space.
For the setting that makes cable more reasonable, guarantee its durability, in order to connect easily busbar, a kind of preferred technical scheme is: the both sides of above-mentioned base are provided with and are symmetrical arranged and the outward extending cable holddown groove that tilts, and an end of described cable is positioned at the cable holddown groove simultaneously; An end away from the cable holddown groove of described base is provided with terminal fixing grooves; Described spring is cage spring, and described terminal is provided with the fixed head that connects and fixes described spring, and described fixed head is positioned at described terminal fixing grooves.
More convenient for the assembling of base and lid, a kind of preferred technical scheme is: have notch on above-mentioned base, described lid is provided with the limited post with the corresponding grafting of described notch; Described base and lid are fixed together by ultrasonic bonding.
In order to make the cover plate easy accessibility, and good seal performance, a kind of preferred technical scheme is: the bottom of above-mentioned cover plate is provided with seal groove; Be provided with sealing ring in described seal groove; Described cover plate is provided with the first fastener, and described lid is provided with the second fastener with described the first corresponding clamping of fastener.
In order to make the cover plate dismounting convenient, and structure is more reasonable, and a kind of preferred technical scheme is: above-mentioned the first fastener comprises the clamping joint of being located at described cover plate one side and the buckle of being located at described cover plate opposite side; Described the second fastener comprises the through hole of being located on described limited post and is located at the draw-in groove of described lid one side; The clamping corresponding to through hole of described clamping joint, the clamping corresponding to draw-in groove of described buckle.
In order to make terminal be fixedly connected with better with diode with cable, guarantee good each other contact, guarantee the electrical property of terminal box, a kind of preferred technical scheme is: above-mentioned terminal has four, is followed successively by the first terminal, the second terminal, the 3rd terminal and the 4th terminal; Described the first terminal and the 4th terminal are provided with the cable crimp head, and a side pressure of described cable is connected in described cable crimp head; Described diode is the plug-in unit diode; Described the first terminal and the second terminal are provided with the corresponding first group of diode crimp head that arranges, described the second terminal and the 3rd terminal are provided with the corresponding second group of diode crimp head that arranges, described the 3rd terminal and the 4th terminal are provided with corresponding the 3rd group of diode crimp head that arranges, and the two ends stitch of described plug-in unit diode is crimped in corresponding first group of diode crimp head, second group of diode crimp head and the 3rd group of diode crimp head.
More convenient when making terminal box install, fixing more firm, a kind of preferred technical scheme is: the bottom margin place of lid described above be provided with arrange along described edge beat the glue groove.
In order to make terminal fix more firmly, a kind of preferred technical scheme is: above-mentioned terminal is provided with fixing hole, and described base is provided with grafting corresponding to described fixing hole and the fixing fixed leg of hot melt.
One end of above-mentioned cable protuberate basic unit is provided with connector.
The utlity model has positive effect: half sealant pouring and sealing formula solar junction box of the present utility model is divided into two terminal box, the end caloric value that terminal is provided with diode is large, be positioned at the encapsulating space, the end that terminal is connected with busbar is positioned at other space.After the terminal box assembling was completed, encapsulating was filled silica gel in the space, is conducive to diode radiating, can effectively improve the power of terminal box, and sealing effectiveness is fabulous, and the water proof and dust proof grade can reach IP65; Simultaneously, busbar easy for installation is easy to safeguard.Because the cable of this terminal box directly is encapsulated in terminal box and can't changes, cable is tiltedly protruding from the both sides of base, is the set-up mode that splayed distributes, and can effectively reduce the bending of cable, guarantees the useful life of cable.This terminal box is reasonable in design, and is simple for structure, easy for installation, and good heat dissipation effect is durable in use.
Description of drawings
Below in conjunction with accompanying drawing, half sealant pouring and sealing formula solar junction box of the present utility model is described further.
Fig. 1 is the perspective view of the terminal box of the utility model embodiment 1.
Fig. 2 is the structural representation at the back side of the terminal box in Fig. 1.
Fig. 3 is the stereo decomposing structural representation of the terminal box in Fig. 1.
Fig. 4 is the perspective view of the cover plate in Fig. 1.
Fig. 5 is the perspective view of the base in Fig. 1.
Fig. 6 is the perspective view of the terminal in Fig. 1.
Fig. 7 is the perspective view of the lid in Fig. 1.
The mark of above-mentioned accompanying drawing is as follows:
Base 1, cable holddown groove 11, terminal fixing grooves 12, fixed leg 13, notch 14,
Diode 5, cable 6, spring 7, sealing ring 8, anodal connector 91, negative pole connector 92.
Embodiment
Embodiment 1
See Fig. 1 and Fig. 3, the half sealant pouring and sealing formula solar junction box of the present embodiment comprises base 1, is located at a plurality of terminals 4 on base 1 and cover the lid 2 that is fixed on base 1 side by side.Be provided with the plug-in unit diode 5 that connects terminals of adjacent 4 between adjacent terminal 4.
See Fig. 6, terminal 4 is the copper stamping parts, has four, is followed successively by the first terminal 4-1, the second terminal 4-2, the 3rd terminal 4-3 and the 4th terminal 4-4.The first terminal 4-1 and the 4th terminal 4-4 are provided with cable crimp head 43.The first terminal 4-1 and the second terminal 4-2 are provided with the corresponding first group of diode crimp head 44 that arranges.The second terminal 4-2 and the 3rd terminal 4-3 are provided with the corresponding second group of diode crimp head 45 that arranges.The 3rd terminal 4-3 and the 4th terminal 4-4 are provided with corresponding the 3rd group of diode crimp head 46 that arranges.
See Fig. 3 and Fig. 6, the both sides of base 1 are provided with and are symmetrical arranged and 11, two cable 6 one side pressures of outward extending cable holddown groove that tilt are connected in cable crimp head 43, and are protruding from cable holddown groove 11 respectively, are splayed symmetrical.The two ends stitch of three plug-in unit diodes 5 is crimped on respectively in corresponding first group of diode crimp head 44, second group of diode crimp head 45 and the 3rd group of diode crimp head 46.
See Fig. 5 and Fig. 6, terminal 4 is provided with a plurality of fixing holes 41.Base 1 is provided with grafting corresponding to fixing hole 41 and the fixing a plurality of fixed legs 13 of hot melt.
See Fig. 3, Fig. 4 and Fig. 7, lid 2 comprises the first separate cavity 21 and the second cavity 22.The bottom of the first cavity 21 is provided with opening.The second cavity 22 up/down perforations and open top end are provided with cover plate 3.The end that terminal 4 is provided with diode 5 is positioned at the first cavity 21, and the other end of terminal 4 is provided with spring 7 and is positioned at the second cavity 22.The first cavity 21 and base 1 consist of the encapsulating space.
See Fig. 3, Fig. 5 and Fig. 6, the end away from cable holddown groove 11 of base 1 is provided with terminal fixing grooves 12.Spring 7 is cage spring.Terminal 4 is provided with vertical setting and connects and fixes the fixed head 42 of spring 7, and fixed head 42 is positioned at terminal fixing grooves 12.
See Fig. 2 and Fig. 5, have notch 14 on base 1, lid 2 is provided with the limited post 23 with the corresponding grafting of notch 14.Limited post 23 is positioned at the junction of the first cavity 21 and the second cavity 22.Base 1 is fixed together by ultrasonic bonding with lid 2, and encapsulating is filled silica gel in the space.The bottom margin place of lid 2 be provided with arrange along the edge beat glue groove 24.When terminal box is installed, squeeze into silica gel in beating glue groove 24, terminal box is fixed on the backboard of photovoltaic module.
See Fig. 4 and Fig. 7, the bottom of cover plate 3 is along the seal groove 31 that is circumferentially with a circle outward opening.Be provided with sealing ring 8 in seal groove 31.Cover plate 3 is provided with the first fastener 32, and lid 2 is provided with the second fastener 25.The first fastener 32 comprises the clamping joint 32-1 that is located at cover plate 3 one sides and is located at the buckle 32-2 of cover plate 3 opposite sides.The second fastener 25 comprises the through hole 25-1 that is located on limited post 23 and is located at the draw-in groove 25-2 of lid one side.Clamping joint 32-1 and the corresponding clamping of through hole 25-1, buckle 32-2 and the corresponding clamping of draw-in groove 25-2.
See Fig. 1 to Fig. 3, an end of cable 6 protuberate basic units 1 is provided with connector.Connector is divided into anodal connector 91 and negative pole connector 92.The cable 6 that is provided with anodal connector 91 is connected with the first terminal 4-1, and the cable 6 that is provided with negative pole connector 92 is connected with the 4th terminal 4-4.The negative pole of diode 5 is all towards the 4th terminal 4-4.
Claims (9)
1. one and half sealant pouring and sealing formula solar junction boxes, comprise base (1), be located at a plurality of terminals (4) on described base (1) and cover the lid (2) that is fixed on described base (1) side by side, be provided with the diode (5) that connects described terminal (4) between terminals of adjacent (4), be connected with respectively cable (6) on two terminals (4) outside being positioned at, it is characterized in that: described two cables (6) are tiltedly protruding from the both sides of described base (1) respectively, are splayed and distribute; Described lid (2) comprises separate the first cavity (21) and the second cavity (22), and the bottom of described the first cavity (21) is provided with opening, and described the second cavity (22) up/down perforation and open top end are provided with cover plate (3); The end that described terminal (4) is provided with diode (5) is positioned at described the first cavity (21), and the other end of described terminal (4) is provided with spring (7) and is positioned at described the second cavity (22); Described the first cavity (21) and described base (1) consist of in the encapsulating space.
2. half sealant pouring and sealing formula solar junction box according to claim 1, it is characterized in that: the both sides of described base (1) are provided with and are symmetrical arranged and the outward extending cable holddown groove (11) that tilts, and an end of described cable (6) is positioned at cable holddown groove (11); An end away from cable holddown groove (11) of described base (1) is provided with terminal fixing grooves (12); Described spring (7) is cage spring, and described terminal (4) is provided with the fixed head (42) that connects and fixes described spring (7), and described fixed head (42) is positioned at described terminal fixing grooves (12).
3. half sealant pouring and sealing formula solar junction box according to claim 2, it is characterized in that: have notch (14) on described base (1), described lid (2) is provided with the limited post (23) with the corresponding grafting of described notch (14); Described base (1) is fixed together by ultrasonic bonding with lid (2).
4. half sealant pouring and sealing formula solar junction box according to claim 3, it is characterized in that: the bottom of described cover plate (3) is provided with seal groove (31); Be provided with sealing ring (8) in described seal groove (31); Described cover plate (3) is provided with the first fastener (32), and described lid (2) is provided with the second fastener (25) with the corresponding clamping of described the first fastener (32).
5. half sealant pouring and sealing formula solar junction box according to claim 4, it is characterized in that: described the first fastener (32) comprises the clamping joint (32-1) of being located at described cover plate (3) one sides and is located at the buckle (32-2) of described cover plate (3) opposite side; Described the second fastener (25) comprises the through hole (25-1) of being located on described limited post (23) and the draw-in groove (25-2) of being located at described lid (2) one sides; Described clamping joint (32-1) and the corresponding clamping of through hole (25-1), described buckle (32-2) and the corresponding clamping of draw-in groove (25-2).
6. half sealant pouring and sealing formula solar junction box according to claim 5, it is characterized in that: described terminal (4) has four, is followed successively by the first terminal (4-1), the second terminal (4-2), the 3rd terminal (4-3) and the 4th terminal (4-4), described the first terminal (4-1) and the 4th terminal (4-4) are provided with cable crimp head (43), and a side pressure of described cable (6) is connected in described cable crimp head (43), described diode (5) is the plug-in unit diode, described the first terminal (4-1) and the second terminal (4-2) are provided with the corresponding first group of diode crimp head (44) that arranges, described the second terminal (4-2) and the 3rd terminal (4-3) are provided with the corresponding second group of diode crimp head (45) that arranges, described the 3rd terminal (4-3) and the 4th terminal (4-4) are provided with corresponding the 3rd group of diode crimp head (46) that arranges, the two ends stitch of described plug-in unit diode (5) is crimped on corresponding first group of diode crimp head (44), in second group of diode crimp head (45) and the 3rd group of diode crimp head (46).
One of according to claim 1 to 6 described half sealant pouring and sealing formula solar junction box, it is characterized in that: the bottom margin place of described lid (2) be provided with arrange along described edge beat glue groove (24).
One of according to claim 1 to 6 described half sealant pouring and sealing formula solar junction box, it is characterized in that: described terminal (4) is provided with fixing hole (41), and described base (1) is provided with grafting corresponding to described fixing hole (41) and the fixing fixed leg (13) of hot melt.
One of according to claim 1 to 6 described half sealant pouring and sealing formula solar junction box, it is characterized in that: an end of described cable (6) protuberate basic unit (1) is provided with connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200097968U CN203026534U (en) | 2013-01-09 | 2013-01-09 | Half glue-poured sealed solar junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200097968U CN203026534U (en) | 2013-01-09 | 2013-01-09 | Half glue-poured sealed solar junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203026534U true CN203026534U (en) | 2013-06-26 |
Family
ID=48650493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200097968U Expired - Fee Related CN203026534U (en) | 2013-01-09 | 2013-01-09 | Half glue-poured sealed solar junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203026534U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103701407A (en) * | 2013-11-16 | 2014-04-02 | 浙江鑫辉光伏科技有限公司 | Small sealant filling photovoltaic junction box |
| CN105515520A (en) * | 2016-01-06 | 2016-04-20 | 莱尼电气线缆（中国）有限公司 | Solar conjunction box |
| CN105515522A (en) * | 2016-01-06 | 2016-04-20 | 莱尼电气线缆（中国）有限公司 | Glue pouring solar junction box |
| CN108152904A (en) * | 2018-01-19 | 2018-06-12 | 国家电网公司 | Insulating splicing box of optical fiber composite overhead ground wire |
| CN109713998A (en) * | 2018-10-09 | 2019-05-03 | 安徽大恒能源科技有限公司 | A kind of residents photovoltaic plant component nodes collecting cassette |
| CN109890165B (en) * | 2019-03-27 | 2020-10-16 | 江苏金丰机电有限公司 | A controller based on encapsulating is sealed for sharing electric bicycle |
| CN114096104A (en) * | 2021-12-16 | 2022-02-25 | 贵州航天电子科技有限公司 | Small-size detecting device complete machine structure |
-
2013
- 2013-01-09 CN CN2013200097968U patent/CN203026534U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103701407A (en) * | 2013-11-16 | 2014-04-02 | 浙江鑫辉光伏科技有限公司 | Small sealant filling photovoltaic junction box |
| CN105515520A (en) * | 2016-01-06 | 2016-04-20 | 莱尼电气线缆（中国）有限公司 | Solar conjunction box |
| CN105515522A (en) * | 2016-01-06 | 2016-04-20 | 莱尼电气线缆（中国）有限公司 | Glue pouring solar junction box |
| CN108152904A (en) * | 2018-01-19 | 2018-06-12 | 国家电网公司 | Insulating splicing box of optical fiber composite overhead ground wire |
| CN109713998A (en) * | 2018-10-09 | 2019-05-03 | 安徽大恒能源科技有限公司 | A kind of residents photovoltaic plant component nodes collecting cassette |
| CN109890165B (en) * | 2019-03-27 | 2020-10-16 | 江苏金丰机电有限公司 | A controller based on encapsulating is sealed for sharing electric bicycle |
| CN114096104A (en) * | 2021-12-16 | 2022-02-25 | 贵州航天电子科技有限公司 | Small-size detecting device complete machine structure |
| CN114096104B (en) * | 2021-12-16 | 2023-09-22 | 贵州航天电子科技有限公司 | Whole machine structure of small-size detection device |
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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: 20130626 Termination date: 20200109 |