CN201541100U - Wiring box - Google Patents
Wiring box Download PDFInfo
- Publication number
- CN201541100U CN201541100U CN2009202009611U CN200920200961U CN201541100U CN 201541100 U CN201541100 U CN 201541100U CN 2009202009611 U CN2009202009611 U CN 2009202009611U CN 200920200961 U CN200920200961 U CN 200920200961U CN 201541100 U CN201541100 U CN 201541100U
- Authority
- CN
- China
- Prior art keywords
- hole
- cable
- box body
- terminal box
- box
- 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.)
- Expired - Lifetime
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- 239000002184 metal Substances 0.000 claims abstract description 32
- 230000008878 coupling Effects 0.000 claims abstract description 20
- 238000010168 coupling process Methods 0.000 claims abstract description 20
- 238000005859 coupling reaction Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 13
- 238000005336 cracking Methods 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Connection Or Junction Boxes (AREA)
Abstract
The utility model relates to a wiring box, which includes a box body, a box cover, a metal coupling assembly, a cable compact, a seal stopper, a wire-fastening block, wherein the box body and the box cover are fastened by a fastener, and is characterized in that: the utility model also includes a cable compact, which is bilaterally symmetrical, and the middle of the upper part is cracked, and the lower part is adhered, thereby the right and left two sections can be folded into different angles; each of the right and left two sections of the cable compact has a semi-circle shaped arch hole, and two terminals are step type snap-in terminals; the frontend of the box body baseboard is equipped with two pits, which are cooperated with the semi-circle shaped arch hole of the cable compact, thereby forming a line-containing hole for containing cable; the double sides of the frontend of the box body baseboard is also equipped with two fixture blocks, which are cooperated with the step type snap-in terminals on the two terminals of the cable compact. The wiring box has the advantages of simple structure, practicality, few components, convenient loading and unloading, and the fixing of cable is firmer, more convenient and reliable.
Description
Technical field
The utility model relates to the terminal box in a kind of electric component, particularly relates to the terminal box that a kind of solar module connects usefulness.
Background technology
Along with the application of solar power generation is more and more general, also constantly weed out the old and bring forth the new with the closely-related terminal box of its application, many groups solar module that solar power generation adopts matrix form to arrange converts daylight to electric energy, each group solar module is connected with terminal box, terminal box is connected with the other parts of solar power system again, because the terminal box long-term work out of doors, the reasonability of Design of Mechanical Structure and the quality of quality are directly connected to the efficient of electrical transmission.
The butted line box has had many technical schemes in the prior art, discloses a kind of terminal box of capable of being combined and dismounting in the patent No. is 03232075.2 Chinese patent " quick connector " as the inventor.As further improvement, the inventor discloses another kind of " terminal box " in the patent No. is 200720106882.5 Chinese patent, it includes metal connecting piece on box body, lid, the junction block, wiring joint, it is characterized in that: described junction block is to be distributed in successively on the box plate, form jack on the junction block, metal connecting piece is mounted on the junction block by pin; Described metal connecting piece is in the middle front part perforate, and back side welded nut is threaded for screw and pad.Practice is used and is shown that also there is improved necessity in this terminal box, because box body lacks cable fixture, the long-time use, cable is easily loosening or arch upward in box body, thereby causes loosening between cable and the metal connecting piece or come off, and directly influences the result of use and the fail safe of terminal box; Also have the metal connecting piece structure too simple, cable is connected on the metal connecting piece, causes situations such as loose contact, screw become flexible easily.
Summary of the invention
The purpose of this utility model provides the fixing more convenient reliable terminal box of a kind of cable.
For this reason, the utility model has adopted following technical scheme: a kind of terminal box, comprise box body, lid, metal coupling assembling, cable briquetting, sealing plug, line clamped block, box body and lid fasten by buckle, be provided with junction block and metal coupling assembling in the box body, it is characterized in that: it also comprises a cable briquetting, described cable briquetting left-right symmetric, top cracking in the middle of it, only in the bottom adhesion, thus about making two sections can be folded into different angles; Two sections respectively have a semi-circular arch hole about the cable briquetting, and two ends are the staged fastening end; The box plate front end is provided with two pits, cooperates with the semi-circular arch hole of described cable briquetting, forms the appearance line hole of ccontaining cable; Box plate front end both sides also are provided with two fixture blocks, cooperate with the staged fastening end at cable briquetting two ends.
As further improvement, there is hole the centre of described cable briquetting, with screw it is fastened on the box plate.
Further improve, described sealing plug is a trapezoidal cylinder again, adopts silica gel material to make, inwall moulding circular hole passage, and cock body faces inner close fitting wiring hole inwall by minor radius and fills in.
Further improve, described line clamped block is a square plastic fixture block, and small sircle hole is opened in the centre; The bottom surface is level and smooth, is distributed with several small-sized card bases with two sides, the left and right sides above, and box body front connection hole outer periphery has square draw-in groove, snaps in for line clamped block.
Technical scheme further below the utility model also can adopt: the metal coupling assembling is made of the metal hole clipping that the metal card base of last brace snaps in down brace, is fixed on the junction block.Junction block is provided with a hexagonal containing hole, is built-in with a nut; Last brace and following brace center drilling are fixed in by screw on the nut of junction block.
The utility model in use, the cable briquetting is pressed on the box plate, the semi-circular arch hole of cable briquetting and the pit of box plate form the appearance line hole of ccontaining cable, and cable is compressed, and make it stiff; The middle upper portion of cable briquetting cracking, the bottom adhesion, like this about two sections just can do amounting to of certain angle; When angle is big, about the air line distance of two end points just nearer, the staged fastening end of cable briquetting can be stretched in the fixture block of box plate, when angle hour, about the air line distance of two end points far away, this moment, the staged fastening end utilized its elastic force and fixture block to be fixed.When the cable briquetting progressively being compressed with screw, promptly be that cable briquetting angle becomes greatly gradually, the process that two ends air line distance is elongated gradually also is the process that cable is compressed gradually simultaneously.
Compared with prior art, advantage of the present utility model is: this junction box structure is simple and practical, and parts are few, and is easy to loading and unloading, and fixing of cable is more firm, more convenient, more reliable; Line clamped block can prevent coming off of sealing plug, also cable is inserted box body and plays better fixation; Sealing plug has been strengthened the waterproof sealing effect of box body especially, makes the use of terminal box safer; The metal coupling assembling has been strengthened and being connected of cable, more obviously the wiring effect of outstanding metal coupling assembling.
Description of drawings:
Fig. 1 is the lid structural representation;
Fig. 2 is the box body structure schematic diagram;
Fig. 3 is a junction box structure tangent plane vertical view;
Fig. 4 is a metal coupling assembling structure chart;
Fig. 5 is for inserting spring structure figure;
Fig. 6 is line clamped block and plug construction figure;
Fig. 7 is cable briquette structure figure;
Fig. 8 is the A-A cross section view of Fig. 2.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Referring to accompanying drawing.Present embodiment includes box body 1, lid 3, two groups of metal coupling assemblings 15, cable briquetting 11, sealing plug 12, line clamped block 13, box body 1 and lid 3 are one by the bayonet unit engaging, be exactly that box body 1 outer both sides are distributed with four decks 24, the elasticity card base 25 that cooperates lid 3 outer both sides to be provided with snaps onto on the box body 1 lid 3; Also mold a circle groove 26 around on box body 1 and the lid faying face, back boxing sealing ring 2 can keep necessary sealing effectiveness after lid 3 and box body 1 snapping are involutory.Box body 1 outside wall is provided with reinforcement 22 and gains in strength, and big louvre 19 then is connected transition by reinforcement 23 with box body 1 inboard rear wall.
Referring to Fig. 7.Cable briquetting 11 left-right symmetric, top cracking in the middle of it, only in the bottom adhesion, thus about making two sections can be folded into different angles; The cable briquetting respectively has a semi-circular arch hole 44 for about 11 two sections, and two ends are staged fastening end 45.
Referring to Fig. 8.Box body 1 base plate 33 front ends are provided with two pits 43, cooperate with the semi-circular arch hole 44 of described cable briquetting 11, become the appearance line hole 48 of ccontaining cable; Box body 1 base plate 33 front end both sides also are provided with two fixture blocks 27, cooperate fixed cable briquetting 11 with the staged fastening end 45 at cable briquetting 11 two ends; In order to reach better fixed effect, cable briquetting 11 has hole 49 in the centre, and the screw hole 29 with screw 10 cooperates box body 1 base plate 33 front center to be provided with is fastened on it on box body 1 base plate 33.
Referring to Fig. 2, Fig. 6.31 outsides, box body 1 front connection hole from bottom to top snap in line clamped block 13, and line clamped block 13 is a square plastics fixture block, and small sircle hole 42 is opened in the centre; Line clamped block 13 bottom surfaces are level and smooth, be distributed with several small-sized card bases 41 with two sides, the left and right sides above, box body 1 front connection hole 31 outer periphery have square draw-in groove 40 and snap in for line clamped block 13, can prevent coming off of sealing plug 12, also cable are inserted box body 1 and play better fixation.Described sealing plug 12 is a trapezoidal cylinder, adopts silica gel material to make, moulding circular hole passage 50 in the cock body, and current supply cable inserts, and faces inner close fitting wiring hole 31 inwalls by minor radius and fills in, and plays the waterproof sealing effect.
Also be provided with the junction block 30 of two ccontaining metal coupling assemblings 15 in the box body 1, about each one be distributed in box body 1 base plate 33 medium positions, fuse by plastic shaping and base plate 33; Offer a big louvre 19 near junction block 30 rear positions on box body 1 base plate 33, adopt slot.
Referring to Fig. 4, Fig. 5.Inlay in box body 1 junction block 30 and be fixed with metal coupling assembling 15, snap in down brace 6 middle front part metal hole clippings 35 by last brace 7 front end metal card bases 34 and constitute up and down.Following brace 6 front portions are provided with the 3rd connection position 17 that current supply cable inserts, the both sides, middle part have the installing hole 16 that inserts in succession for diode 4, and rear portion first distal portion 36 forms the 15 terminal wiring screens 39 of metal coupling assembling with last brace 7 rear portions second distal portion 28.Following brace 6 middle parts bend out four pins 18, and the jack 20 that cooperates 30 4 corners of junction block to mold is mounted in metal coupling assembling 15 on the junction block 30.In addition, leave a hexagon containing hole 21 in the middle of the junction block 30, can ccontaining hex nut 5, last brace 7 and following brace 6 center drillings, by screw 9 and Screw gasket 8, be fixed on the junction block 30, more solid and reliable thereby metal coupling assembling 15 is inlayed.
Also use to insert spring 14 in the box body 1, insert spring 14 tail ends first and connect position 37 and be crimped on metal coupling assembling 15 the 3rd and connect on the position 17, and cable is inserted at slotting spring 14 front ends second by wiring hole 31 and connects on 38.
It is such that this terminal box is used, connect between the installing hole 16 on the metal coupling assembling 15 and go up diode 4, cable 32 can be crimped on metal coupling assembling 15 the 3rd connection position 17 by inserting spring 14, also can directly be connected the 3rd and connect on the position 17, also can cooperate screw 9, Screw gasket 8 to be fixed on the metal coupling assembling 15; Cable briquetting 11 is pressed on box body 1 base plate 33, the semi-circular arch hole 44 of cable briquetting 11 and the pit of box body 1 base plate 33 43 form the appearance line hole 48 of ccontaining cable 32, and cable 32 compressed, make it stiff, then the staged fastening end 45 of cable briquetting 11 is stretched in the fixture block 27 of box body 1 base plate 33, with screw 10 it is progressively compressed, again box body 1 and lid 2 clampings are got up.
Claims (7)
1. terminal box, comprise box body, lid, metal coupling assembling, cable briquetting, sealing plug, line clamped block, box body and lid fasten by buckle, be provided with Connection Block and metal coupling assembling in the box body, it is characterized in that: it also comprises a cable briquetting, described cable briquetting left-right symmetric, top cracking in the middle of it, only in the bottom adhesion, thus about making two sections can be folded into different angles; Two sections respectively have a semi-circular arch hole about the cable briquetting, and two ends are the staged fastening end; The box plate front end is provided with two pits, cooperates with the semi-circular arch hole of described cable briquetting, forms the appearance line hole of ccontaining cable; Box plate front end both sides also are provided with two fixture blocks, cooperate with the staged fastening end at cable briquetting two ends.
2. terminal box according to claim 1 is characterized in that: there is hole the centre of cable briquetting, with screw it is fastened on the box plate.
3. terminal box according to claim 1 and 2 is characterized in that: the metal coupling assembling is made of the metal hole clipping that the metal card base of last brace snaps in down brace, is fixed on the Connection Block.
4. terminal box according to claim 3 is characterized in that: Connection Block is provided with a hexagonal containing hole, is built-in with a nut; Last brace and following brace center drilling are fixed in by screw on the nut of Connection Block.
5. terminal box according to claim 1 is characterized in that: sealing plug is a trapezoidal cylinder, adopts silica gel material to make, inwall moulding circular hole passage, and cock body faces inner close fitting wiring hole inwall by minor radius and fills in.
6. terminal box according to claim 1 is characterized in that: line clamped block is a square plastic fixture block, and small sircle hole is opened in the centre; The bottom surface is level and smooth, is distributed with several small-sized card bases with two sides, the left and right sides above.
7. terminal box according to claim 6 is characterized in that: box body front connection hole outer periphery has square draw-in groove, snaps in for line clamped block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202009611U CN201541100U (en) | 2009-11-20 | 2009-11-20 | Wiring box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202009611U CN201541100U (en) | 2009-11-20 | 2009-11-20 | Wiring box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201541100U true CN201541100U (en) | 2010-08-04 |
Family
ID=42592557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202009611U Expired - Lifetime CN201541100U (en) | 2009-11-20 | 2009-11-20 | Wiring box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201541100U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104078900A (en) * | 2014-06-30 | 2014-10-01 | 四川天微电子有限责任公司 | Anti-explosion wiring mechanism facilitating wiring |
| CN104639034A (en) * | 2013-11-11 | 2015-05-20 | 江苏正恺电子科技有限公司 | Photovoltaic junction box |
| WO2017117737A1 (en) * | 2016-01-06 | 2017-07-13 | 莱尼电气线缆（中国）有限公司 | Solar junction box |
-
2009
- 2009-11-20 CN CN2009202009611U patent/CN201541100U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104639034A (en) * | 2013-11-11 | 2015-05-20 | 江苏正恺电子科技有限公司 | Photovoltaic junction box |
| CN104078900A (en) * | 2014-06-30 | 2014-10-01 | 四川天微电子有限责任公司 | Anti-explosion wiring mechanism facilitating wiring |
| WO2017117737A1 (en) * | 2016-01-06 | 2017-07-13 | 莱尼电气线缆（中国）有限公司 | Solar junction box |
| US10355638B2 (en) | 2016-01-06 | 2019-07-16 | LEONI Cable (China) Co., Ltd. | Solar junction box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: RENHE PHOTOVOLTAIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: LI GUOQING Effective date: 20110907 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20110907 Address after: 315322 No. four Jiang Jiang Road, 5 Xin Town, Zhejiang, Cixi Patentee after: Renhe Photovoltaic Technology Co., Ltd. Address before: 315322 Cixi man and photovoltaic electric appliance Co., Ltd., four Tong Jiang Road, 5 Town, Cixi, Zhejiang Patentee before: Li Guoqing |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20100804 Effective date of abandoning: 20091120 |