CN202695840U - Connector for solar cell module and single connector body of connector - Google Patents
Connector for solar cell module and single connector body of connector Download PDFInfo
- Publication number
- CN202695840U CN202695840U CN 201220350472 CN201220350472U CN202695840U CN 202695840 U CN202695840 U CN 202695840U CN 201220350472 CN201220350472 CN 201220350472 CN 201220350472 U CN201220350472 U CN 201220350472U CN 202695840 U CN202695840 U CN 202695840U
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- Prior art keywords
- connector
- connector monomer
- threaded portion
- rubber stopper
- metal core
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- Expired - Lifetime
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- 239000002184 metal Substances 0.000 claims abstract description 28
- 239000000178 monomer Substances 0.000 claims description 94
- 230000002787 reinforcement Effects 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 description 8
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model discloses a single connector body, which comprises a main body and a conductive metal core arranged in the main body, wherein the main body comprises a threaded part, an accommodating part and a screw cap; the accommodating part is connected with the threaded part and is used for accommodating the conductive metal core; the screw cap is sleeved on the threaded part and is matched with the threaded part in a threaded manner; a rubber plug is arranged between the threaded part and the screw cap, has a cylindrical structure and is communicated with a wire inlet hole in the screw cap, so that a cable penetrates through the rubber plug and then is connected with the conductive metal core; an inner hole of the rubber plug is a conical hole; and the diameter of a wire inlet end of the rubber plug is greater than that of a wire outlet end of the rubber plug. Ends, which are provided with insulating layers, of cables with different diameters can be selectively clamped at proper positions of the inner hole of the rubber plug according to the diameters of the cables, so that different types of cables with the different diameters can be fixed. As long as the diameter of the cable is positioned between the diameter of the wire inlet end of the inner hole of the rubber plug and the diameter of the wire outlet end of the inner hole of the rubber plug, the cable can be fixed by the rubber plug. The utility model also discloses a connector with the single connector body.
Description
Technical field
The utility model relates to technical field of solar, relates in particular to a kind of solar module connector and connector monomer thereof.
Background technology
Solar module is the critical piece that solar energy is converted into electric energy, it is connected with terminal box by convergent belt, be connected with other power device by terminal box again or other solar module connects, and terminal box is generally by connector and other power device or other solar module, wherein connector comprises that two connector monomers are anodal connector monomer and negative pole connector monomer, and general anodal connector monomer and negative pole connector monomer need to be coupled and carry out work.
The connector monomer generally comprises main body and is arranged at the conductive metal core of body interior, wherein conductive metal core be divided into the cathode metal core and negative pole metal-cored, main body comprises the threaded portion that is positioned at an end and the holding part that is used for accommodating conductive metal core that is connected with the threaded portion, and be provided with buckle or draw-in groove on the outer wall of its holding part, if anodal connector monomer is provided with buckle, then negative pole connector monomer is provided with draw-in groove, perhaps to connect the machine monomer opposite for anodal connector monomer and negative pole, final anodal connector monomer and negative pole connector monomer are connected by draw-in groove and bayonet socket, and the junction of anodal connector monomer and negative pole connector monomer also is provided with for the fastening effect protective jacket.
Wherein the threaded portion outer cover of connector monomer is provided with the blind nut with described threaded portion threaded engagement, between the top of threaded portion and blind nut, be provided with the rubber stopper that communicates and penetrate for cable with entrance hole on the blind nut, the end of cable is removed the endoporus that its insulating barrier will pass rubber stopper for the wire of conduction and is electrically connected with other device, and the end that cable has an insulating barrier is fastened on then that the endoporus of rubber stopper is interior to be fixed with this.
Yet in the prior art, as shown in Figure 1, the endoporus of the rubber stopper of connector monomer is cylindrical, can only be used for card and establish a kind of cable of setting diameter, along with the variation of industry standard, namely require the system voltage of connector to increase, so that the diameter of cable also will increase, the value that still increases is different, the cable of plurality of specifications can occur, yet rubber stopper can only block the cable of setting diameter, causes its versatility relatively poor.
In sum, how to provide a kind of connector monomer, can only block and establish a kind of cable of setting diameter thereby make it effectively solve rubber stopper, the problem that versatility is lower is present those skilled in the art's urgent problem.
The utility model content
In view of this, first purpose of the present utility model is to provide a kind of connector monomer, the structural design of this connector monomer can effectively solve rubber stopper processed and can only block and establish a kind of cable of setting diameter, the problem that versatility is lower, second purpose of the present utility model is to provide a kind of connector with above-mentioned connector monomer.
In order to achieve the above object, the utility model provides a kind of connector monomer, comprise main body and the conductive metal core that is arranged at described body interior, wherein said main body comprises the threaded portion and is connected with described threaded portion, be used for the holding part of accommodating conductive metal core and be set on the described threaded portion and the blind nut of threaded engagement with it, be provided with rubber stopper between described threaded portion and the described blind nut, described rubber stopper is tubular structure and communicates to penetrate with conductive metal core for cable and link to each other with entrance hole on the described blind nut, the endoporus of described rubber stopper is bellmouth, and the bore of its end of incoming cables is greater than the bore of its leading-out terminal.
Preferably, in the above-mentioned connector monomer, be provided with extension on the described threaded portion.
Preferably, in the above-mentioned connector monomer, described threaded portion is connected with described holding part by the connecting portion that is arranged between described threaded portion and the holding part.
Preferably, in the above-mentioned connector monomer, be provided with extension on the described connecting portion.
Preferably, in the above-mentioned connector monomer, the outer setting of described connecting portion has reinforcement.
Preferably, in the above-mentioned connector monomer, be provided with the positioning baffle of annular between described threaded portion and the connecting portion.
Preferably, in the above-mentioned connector monomer, be provided with the anticreep sawtooth on the inwall of the entrance point of described blind nut, and also be provided with the positioning convex that cooperates with described anticreep sawtooth on the described positioning baffle.。
Preferably, in the above-mentioned connector monomer, described threaded portion, connecting portion and holding part are the integral type structure.
Preferably, in the above-mentioned connector monomer, also be provided with the ply-yarn drill button with a plurality of separate fastening pawls that place L-type between described rubber stopper and the blind nut between described rubber stopper and the blind nut.
A kind of connector, comprise two connector monomers, described connector monomer is each described connector monomer of claim 1-9, and the conductive metal core of one of them connector monomer is the cathode metal core, and the conductive metal core of another connector monomer is that negative pole is metal-cored.
The connector monomer that the utility model provides comprises main body and is arranged at the conductive metal core of described body interior, wherein said main body comprises the threaded portion and is connected with described threaded portion, be used for the holding part of accommodating conductive metal core and be set on the described threaded portion and the blind nut of threaded engagement with it, be provided with rubber stopper between described threaded portion and the described blind nut, described rubber stopper is tubular structure and communicates to penetrate with conductive metal core for cable and link to each other with entrance hole on the described blind nut, the endoporus of described rubber stopper is bellmouth, and the bore of its end of incoming cables is greater than the bore of its leading-out terminal.
Because the endoporus that is used for the rubber stopper by cable of the connector monomer that provides of the utility model is bellmouth, the wire that is used for conduction that in use its insulating barrier is removed in the end of cable and expose passes the endoporus of rubber stopper, the diameter position identical with the diameter of cable that the end that cable has an insulating barrier then is fastened on the endoporus of rubber stopper is fixed with this, because the bore of the end of incoming cables of the rubber stopper of this connector monomer is greater than the bore of leading-out terminal, so the cable of different-diameter can will have according to the size selection of diameter the suitable position that the end of insulating barrier is fastened on the endoporus of rubber stopper, with the different multiple cable of this fixed diameter, as long as the diameter of cable just can use this rubber stopper to be fixed between the bore of the bore of the end of incoming cables of the endoporus of rubber stopper and leading-out terminal.
In sum, connector monomer provided by the utility model can effectively solve rubber stopper and can only block a kind of cable of setting diameter, the problem that versatility is lower of establishing.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the utility model, employed accompanying drawing was done simple the introduction during the below will describe embodiment, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the cutaway view of rubber stopper in the prior art;
The cutaway view of the rubber stopper that provides among the utility model embodiment is provided Fig. 2;
The cutaway view of the connector monomer that provides among the utility model embodiment is provided Fig. 3;
The cutaway view of the anodal connector monomer that provides among the utility model embodiment and the coupling of negative pole connector monomer is provided Fig. 4;
The structural representation of the anodal connector monomer that provides among the utility model embodiment and the coupling of negative pole connector monomer is provided Fig. 5;
The structural representation of the main body of the connector monomer that provides among the utility model embodiment is provided Fig. 6;
The structural representation of the blind nut of the connector monomer that provides among the utility model embodiment is provided Fig. 7;
The end view of the ply-yarn drill button of the connector monomer that provides among the utility model embodiment is provided Fig. 8;
The front view of the ply-yarn drill button of the connector monomer that provides among the utility model embodiment is provided Fig. 9.
Mark is as follows in the accompanying drawing:
1-blind nut, 2-ply-yarn drill button, 3-rubber stopper, 4-threaded portion, 5-connecting portion, 6-holding part, 7-positioning baffle, 8-protective jacket, 9-positioning convex, 11-anticreep sawtooth, the fastening pawl of 21-, 04-the first threaded portion, 004-the second threaded portion, 05-the first connecting portion, 005-the second connecting portion.
Embodiment
First purpose of the present utility model is to provide a kind of connector monomer, the structural design of this connector monomer can effectively solve rubber stopper processed and can only block and establish a kind of cable of setting diameter, the problem that versatility is lower, second purpose of the present utility model is to provide a kind of connector with above-mentioned connector monomer.
Below in conjunction with the accompanying drawing among the utility model embodiment, the scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making all other embodiment that obtain under the creative work prerequisite, all belong to the scope of the utility model protection.
Shown in Fig. 2-5, the connector monomer that provides among the utility model embodiment comprises main body and is arranged at the conductive metal core of body interior, wherein main body comprises threaded portion 4 and is connected with threaded portion 4, be used for the holding part 6 of accommodating conductive metal core and be set on the described threaded portion 4 and the blind nut 1 of threaded engagement with it, be provided with rubber stopper 3 between threaded portion 4 and the blind nut 1, rubber stopper 3 communicates to penetrate with conductive metal core for cable and links to each other for tubular structure and with entrance hole on the blind nut 1, the endoporus of rubber stopper 3 is bellmouth, and the bore of its end of incoming cables is greater than the bore of its leading-out terminal.
Because the endoporus that is used for the rubber stopper 3 by cable of the connector monomer that provides of the utility model embodiment is bellmouth, the wire that is used for conduction that in use its insulating barrier is removed in the end of cable and expose passes the endoporus of rubber stopper 3, the diameter position identical with the diameter of cable that the end that cable has an insulating barrier then is fastened on the endoporus of rubber stopper 3 is fixed with this, because the bore of the end of incoming cables of the rubber stopper 3 of this connector monomer is greater than the bore of leading-out terminal, so the cable of different-diameter can will have according to the size selection of diameter the suitable position that the end of insulating barrier is fastened on the endoporus of rubber stopper 3, with the different multiple cable of this fixed diameter, as long as the diameter of cable just can use this rubber stopper 3 to be fixed between the bore of the bore of the end of incoming cables of the endoporus of rubber stopper 3 and leading-out terminal.Therefore, the connector monomer that provides among the utility model embodiment can effectively solve rubber stopper 3 and can only block a kind of cable of setting diameter, the problem that versatility is lower of establishing.
In real world applications, the diameter of general cable is between 6.1mm-7.3mm, so the bore of the end of incoming cables of endoporus that preferably can rubber stopper 3 is set to 7.3mm, the bore of leading-out terminal is set to 6.1mm.
New Valuation Standard has had certain raising for the system voltage of solar module, so in order to guarantee the solar module safety of connector, also should increase accordingly the electric clearance of connector, wherein electric clearance refers between two conductive parts or the shortest space length that records between conductive parts and the equipment protection interface.Namely in the situation that the assurance electric property is stable and safety, can realize the beeline of insulation by air.
Therefore, in order to increase the electric clearance of the connector monomer in the present embodiment, on the threaded portion 4 of the main body of connector monomer that can be in the present embodiment extension is set, wherein extension can be the integral type structure with threaded portion 4.
In order further to increase the electric clearance of connector monomer, threaded portion 4 can also be connected with holding part 6 by the connecting portion 5 that is arranged between threaded portion 4 and the holding part 6, wherein also can be provided with extension to increase the electric clearance of this connector monomer at connecting portion 5.Certainly for the anodal connector monomer that is coupled and negative pole connector monomer, can on the second threaded portion 004 of the first connecting portion 05 of anodal connector monomer and the first threaded portion 04 and negative pole connector and the second connecting portion 005, extension be set simultaneously, increase the electric clearance of this connector monomer with this.In addition in order to strengthen the bulk strength of connector monomer, the threaded portion 4 of increase main body that can be suitable and the diameter of connecting portion 5.
Preferably, the threaded portion 4 and/or the connecting portion 5 that increase the connector monomer in the present embodiment increase after the extension, can reach about 125mm after anodal connector monomer and the coupling of negative pole connector monomer.Need to prove, in order to satisfy international standard, anodal connector monomer and negative pole connector monomer need to carry out with protective jacket 8 fastening after coupling, must tool using just can open the anodal connector monomer that is coupled and the requirement of negative pole connector monomer to reach.
In addition, for the intensity of the main body of strengthening the connector monomer, can be at the outer setting reinforcement of connecting portion 5, wherein reinforcement can circumferential hoop around connecting portion 5, also can prolong the axial setting of connecting portion 5, wherein reinforcement and connecting portion 5 can be set to integral structure for easy to process.
In the present embodiment, too close threaded portion 4, position is with the rubber stopper 3 between excessive compression blind nut 1 and the threaded portion 4 when preventing that blind nut 1 is connected with threaded portion 4, the positioning baffle 7 of annular can be set between threaded portion 4 and connecting portion 5, limit the relative position of blind nut 1 and threaded portion 4 with this.As shown in Figure 6, in order to prevent that in use blind nut 1 comes off, can also be on the inwall of the end of incoming cables of blind nut 1 anticreep sawtooth 11 is set, preferably all anticreep sawtooth 11 can be set at the inwall of end of incoming cables, its inner anticreep sawtooth 11 is against the root of the threaded portion 4 of main body when blind nut 1 is tightened, and carries out fastening with this.Wherein, can also positioning convex 9 be set at positioning baffle 7, when being about to blind nut 1 and tightening, this positioning convex 9 is between two teeth of sawtooth, and when blind nut 1 put in place, this positioning convex 9 can stop blind nut 1 to reverse to come off.
In addition, threaded portion 4, connecting portion 5 and holding part 6 can be set to integral structure for simplified processing process.
Shown in Fig. 7-8, more fastening between blind nut 1 and threaded portion 4 in order to make rubber stopper 3, can also the ply-yarn drill button 2 with fastening pawl 21 of L-type between a plurality of separate placed rubber stoppers 3 and the blind nut 1 be set between rubber stopper 3 and the blind nut 1.Separate fastening pawl 21 can be drawn close to the axis direction near ply-yarn drill button 2 when tightening blind nut 1 like this, makes the space between rubber stopper 3, ply-yarn drill button 2 and the blind nut 1 tightr with this.
Based on the connector monomer that provides in above-described embodiment, the utility model also provides a kind of connector, this connector comprises two connector monomers, described connector monomer is above-mentioned each connector monomer, and the conductive metal core of one of them connector monomer is the cathode metal core, and the conductive metal core of another connector monomer is that negative pole is metal-cored.Because this connector has adopted the connector monomer in above-described embodiment, so the beneficial effect of this connector please refer to above-described embodiment.Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, in other embodiments realization.Therefore, the utility model can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. connector monomer, comprise main body and the conductive metal core that is arranged at described body interior, wherein said main body comprises threaded portion (4) and is connected with described threaded portion (4), be used for the holding part (6) of accommodating conductive metal core and be set in the upper and blind nut of threaded engagement (1) with it in described threaded portion (4), be provided with rubber stopper (3) between described threaded portion (4) and the described blind nut (1)
Described rubber stopper (3) communicates to penetrate with conductive metal core for cable and links to each other for tubular structure and with entrance hole on the described blind nut (1), it is characterized in that,
The endoporus of described rubber stopper (3) is bellmouth, and the bore of its end of incoming cables is greater than the bore of its leading-out terminal.
2. connector monomer according to claim 1 is characterized in that, described threaded portion is provided with extension on (4).
3. connector monomer according to claim 1 is characterized in that, described threaded portion (4) are connected with described holding part (6) by the connecting portion (5) that is arranged between described threaded portion (4) and the holding part (6).
4. connector monomer according to claim 3 is characterized in that, described connecting portion is provided with extension on (5).
5. connector monomer according to claim 4 is characterized in that, the outer setting of described connecting portion (5) has reinforcement.
6. connector monomer according to claim 3 is characterized in that, is provided with the positioning baffle (7) of annular between described threaded portion (4) and the connecting portion (5).
7. connector monomer according to claim 6, it is characterized in that, be provided with anticreep sawtooth (11) on the inwall of the entrance point of described blind nut (1), and also be provided with the positioning convex (9) that cooperates with described anticreep sawtooth (11) on the described positioning baffle (7).
8. connector monomer according to claim 3 is characterized in that, described threaded portion (4), connecting portion (5) and holding part (6) are the integral type structure.
9. each described connector monomer according to claim 1-8, it is characterized in that, also be provided with between described rubber stopper (3) and the blind nut (1) and have a plurality of separate ply-yarn drill buttons (2) that place the fastening pawl (21) of L-type between described rubber stopper (3) and the blind nut (1).
10. connector, comprise two connector monomers, it is characterized in that, described connector monomer is each described connector monomer of claim 1-9, and the conductive metal core of one of them connector monomer is the cathode metal core, and the conductive metal core of another connector monomer is that negative pole is metal-cored.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220350472 CN202695840U (en) | 2012-07-18 | 2012-07-18 | Connector for solar cell module and single connector body of connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220350472 CN202695840U (en) | 2012-07-18 | 2012-07-18 | Connector for solar cell module and single connector body of connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202695840U true CN202695840U (en) | 2013-01-23 |
Family
ID=47551403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220350472 Expired - Lifetime CN202695840U (en) | 2012-07-18 | 2012-07-18 | Connector for solar cell module and single connector body of connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202695840U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104485547A (en) * | 2014-11-19 | 2015-04-01 | 常州汇森电子有限公司 | Direct plug-in connector |
| CN104682319A (en) * | 2013-11-29 | 2015-06-03 | 江苏通灵电器股份有限公司 | Photovoltaic cable connector fastener |
-
2012
- 2012-07-18 CN CN 201220350472 patent/CN202695840U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104682319A (en) * | 2013-11-29 | 2015-06-03 | 江苏通灵电器股份有限公司 | Photovoltaic cable connector fastener |
| CN104485547A (en) * | 2014-11-19 | 2015-04-01 | 常州汇森电子有限公司 | Direct plug-in connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 071051 Hebei City, Baoding new City Fuxing Road, No. 3055 Patentee after: BAODING YITONG PV SCIENCE & TECHNOLOGY Co.,Ltd. Address before: 071051 Hebei City, Baoding new City Fuxing Road, No. 3055 Patentee before: BAODING YITONG PV SCIENCE & TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130123 |