CN206650224U - The connector construction of paired cable - Google Patents

The connector construction of paired cable Download PDF

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Publication number
CN206650224U
CN206650224U CN201720259033.7U CN201720259033U CN206650224U CN 206650224 U CN206650224 U CN 206650224U CN 201720259033 U CN201720259033 U CN 201720259033U CN 206650224 U CN206650224 U CN 206650224U
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CN
China
Prior art keywords
mounting hole
connector construction
housing
sleeve
paired cable
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.)
Active
Application number
CN201720259033.7U
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Chinese (zh)
Inventor
黄明
徐文军
康树峰
张强
曾振兴
李君子
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Woer New Energy Electric Technology Co Ltd
Original Assignee
Shenzhen Woer Heat Shrinkable Material Co Ltd
Huizhou LTK Electronic Cable Co Ltd
LTK Electric Wire Huizhou Co Ltd
Shenzhen Woer Special Cable Co Ltd
Changzhou Woer Nuclear Material Co Ltd
Shenzhen Woer New Energy Electric Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Woer Heat Shrinkable Material Co Ltd, Huizhou LTK Electronic Cable Co Ltd, LTK Electric Wire Huizhou Co Ltd, Shenzhen Woer Special Cable Co Ltd, Changzhou Woer Nuclear Material Co Ltd, Shenzhen Woer New Energy Electric Technology Co Ltd filed Critical Shenzhen Woer Heat Shrinkable Material Co Ltd
Priority to CN201720259033.7U priority Critical patent/CN206650224U/en
Application granted granted Critical
Publication of CN206650224U publication Critical patent/CN206650224U/en
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Abstract

The utility model discloses a kind of connector construction of paired cable, and cable includes inner wire and outer quilt.The connector construction includes:Housing, housing is interior to be respectively equipped with two first mounting holes and two second mounting holes formed with cavity volume, the both sides of housing, and the first mounting hole and the second mounting hole correspond;Double groups of sleeves, binding post and end cap;Wherein, sleeve is embedded in the first mounting hole;Binding post one end is placed in sleeve and socket-connected with inner wire, and the other end exposes to sleeve and offers via;And end cap, outside by upper and cover the second mounting hole, end cap is detachably fixed set with housing.The connector construction of the utility model paired cable realizes that the number of parts of electrical connection is few, is easily assembled to, and stable connection is reliable, and is conveniently fixedly connected with extraneous electric contact piece or hot plug is connected.

Description

The connector construction of paired cable
Technical field
Connector technique field is the utility model is related to, more particularly to a kind of connector construction of paired cable.
Background technology
High-tension connector is widely used in every field, and particularly in new-energy automobile industry, high-tension connector is extremely heavy The component wanted.But the high-tension connector in existing electric automobile often exists complicated, cause that cost is high, connection is insecure Or the low shortcoming of reliability.
Utility model content
Main purpose of the present utility model is to propose a kind of connector construction of paired cable, it is intended to existing high-tension connector Technical problem complicated, that assembling is inconvenient and connection is unstable.
To achieve the above object, the utility model proposes paired cable connector construction, the cable includes inner wire And outer quilt;Characterized in that, the attachment structure includes:
Housing, the housing is interior to be respectively equipped with two first mounting holes and two second formed with cavity volume, the both sides of the housing Mounting hole, first mounting hole and the second mounting hole correspond;
Double groups of sleeves, binding post and end cap;Wherein,
The sleeve is embedded in first mounting hole;
Described binding post one end is placed in the sleeve and socket-connected with the inner wire, and the other end exposes to the institute State sleeve and offer via;And
End cap, is enclosed on described outer by upper and cover second mounting hole, and the end cap is detachably fixed with the housing.
Preferably, the cable also includes insulating barrier and screen layer, the insulating barrier, screen layer and it is outer by from the inside to the outside according to It is secondary to be set on the inner wire;The housing is made up of metal material, and the sleeve is made up of isolation material, the connector Structure also includes:
Make electrical contact with ring, the electrical contact ring is placed in the cavity volume, the electrical contact ring set on the screen layer and with institute State the electrical contact of cavity volume internal face.
Preferably, the connector construction of the paired cable also includes the first sealing ring being placed in second mounting hole, First sealing ring be enclosed on it is described it is outer by it is upper and positioned at it is described electrical contact ring and the end cap between;First sealing ring with The outer quilt and the second inner wall of the hole installing face seal cooperation.
Preferably, the connector construction of the paired cable also includes bunch pawl, and the bunch pawl includes the base portion of flat ring shape And the claw extended from the inward flange of the base portion;The lateral surface of the claw has along the direction away from the base portion radially Intilted guide surface;The bunch pawl is placed in second mounting hole and is enclosed on described outer upper, the end cap internal face Provided with the caulking groove being adapted to the claw, first sealing ring abuts with the base portion.
Preferably, it is described electrical contact ring include pressure ring and cranse, the pressure ring connects with the screen layer tight set, it is described including Cranse includes garter spring and from garter spring internal face along the axially extending shell fragment of the garter spring, and the cranse is enclosed on the outer of the pressure ring Enclose, the shell fragment abuts with pressure ring elasticity.
Preferably, the binding post includes flat wire connecting portion and the socket part being connected with the wire connecting portion, described to connect Line portion exposes to the sleeve, and the via is offered in the wire connecting portion, the socket part to the inner wire phase Socket.
Preferably, the sleeve includes the annular side wall of roof and the one side projection from the roof, the roof Offer the notch being adapted to the wire connecting portion shape of cross section.
Preferably, one end of the remote roof of the side wall is provided with multiple first buckles, first mounting hole Internal face is provided with the first card convex being adapted to first buckle;
Preferably, the cover plate that the end cap includes fixed cylinder and self-retaining cylinder outer peripheral face extends, the outer rim of the cover plate are set There is the second buckle, described outer upper, the housing is set the fixing barrel casing at the outer inlet of second mounting hole There is the second card convex being adapted to the buckle.
Preferably, the housing is provided around the annular groove of first mounting hole at first mounting hole, The connector construction also includes being embedded the second sealing ring in the annular groove;The outside wall surface of the housing is away from described The direction of sleeve outer peripheral face is convexly equipped with fixed part, and fixing hole is offered on the fixed part.
The connector construction of the utility model paired cable by the first mounting hole and the second mounting hole, the end of cable with The second mounting hole, sleeve are sequentially passed through after binding post socket and is embedded with sleeve in the first mounting hole, and binding post is exposed It is connected in sleeve with the electric contact piece with the external world, and the part for exposing to the secondth mounting hole of cable is fixed by end cap and supported. The connector construction of the utility model paired cable realizes that the number of parts of electrical connection is few, is easily assembled to, and stable connection is reliable, and Conveniently it is fixedly connected with extraneous electric contact piece or hot plug is connected.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the structural representation of the embodiment of connector construction one of the utility model paired cable;
Fig. 2 is the left view schematic diagram of the connector construction of paired cable in Fig. 1;
Fig. 3 is along the cross-sectional view of III-III lines in Fig. 1;
Fig. 4 is the fit structure schematic diagram after the connector construction removal housing of paired cable in Fig. 1 with cable;
Fig. 5 is the structural representation of cable in Fig. 4;
Fig. 6 is the decomposition texture schematic diagram of the connector construction of paired cable in Fig. 1;
Fig. 7 is the partial enlarged drawing at A in Fig. 6;
Fig. 8 is the partial enlarged drawing at B in Fig. 6.
Drawing reference numeral explanation:
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belong to the scope of the utility model protection.
If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality instruction be only used for explain it is relative between each part under a certain particular pose (as shown in drawings) Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.
If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment Two " etc. description is only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning The quantity of the technical characteristic shown.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill Personnel can be implemented as basis, and this technical side is will be understood that when the combination appearance of technical scheme is conflicting or can not realize The combination of case is not present, also not within the protection domain of the requires of the utility model.
The utility model proposes a kind of connector construction of paired cable 100, reference picture 5, cable 100 includes inner wire 110 It is and outer by 120.
In the utility model embodiment, as shown in Figures 1 to 4, the connector construction of the paired cable 100 includes:
Housing 1, housing 1 is interior to be respectively equipped with two first mounting holes 11 and two second peaces formed with cavity volume 10, the both sides of housing 1 Hole 12 is filled, the first mounting hole 11 corresponds with the second mounting hole 12;
Double groups of sleeves 2, binding post 3 and end cap 4;Wherein,
Sleeve 2 is embedded in the first mounting hole 11;
The one end of binding post 3 is placed in sleeve 2 and socket-connected with inner wire 110, and the other end exposes to sleeve 2 and offered Via 311;And
End cap 4, set on 120 and are covered the second mounting hole 12 outside, and end cap 4 is detachably fixed with housing 1.
In the present embodiment, housing 1 is providing basic protection and supporting role for part disposed within.Sleeve 2 To fixed and support binding post 3, binding post 3 electrically connects to the convenient electrical part with outside, such as conveys electric energy;The One end cap 4 also acts as the effect of support cable 100 while the first mounting hole 11 are covered.Second end cap 4 and the dismounting of housing 1 are solid Surely fastener can be facilitated to be docked with the via 311 on binding post 3.
The connector construction of the utility model paired cable 100 passes through in the first mounting hole 11 and the second mounting hole 12, cable 100 end sequentially passes through the second mounting hole 12, sleeve 2 after being socketed with binding post 3 and is embedded with sleeve 2 in the first mounting hole In 11, binding post 3 is exposed to sleeve 2 and is connected with the electric contact piece with the external world, and cable 100 exposes to the secondth mounting hole Support is fixed in 12 part by end cap 4.The connector construction of the utility model paired cable 100 realizes the number of parts of electrical connection It is few, it is easily assembled to, stable connection is reliable, and is conveniently fixedly connected with extraneous electric contact piece or hot plug is connected.
Further, cable 100 also includes insulating barrier 130 and screen layer 140, insulating barrier 130, screen layer 140 and outer quilt 120 are sequentially sleeved on inner wire 110 from the inside to the outside;Housing 1 is made up of metal material, and sleeve 2 is made up of isolation material, connection Device structure also includes:
Make electrical contact with ring 5, electrical contact ring 5 is placed in cavity volume 10, electrical contact ring 5 be enclosed on screen layer 140 and with the inwall of cavity volume 10 Face makes electrical contact with.
In the present embodiment, cable 100 is coaxial cable 100, or the cable 100 for needing to use screen layer 140 to protect, screen Layer 140 is covered typically using netted being made by wire establishment.By setting the electrical contact electrical connection of ring 5 connection housing 1 and screen layer 140, then only need to connect with screen layer 140 with the electrical connection of housing 1.In addition, housing 1 itself can also form shielding knot Structure.
Further, the connector construction of the paired cable 100 also includes the first sealing being placed in the second mounting hole 12 Circle 6, the first 6 sets of sealing ring is outside by 120 and between electrical contact ring 5 and end cap 4;First sealing ring 6 with it is outer by 120 and The internal face of second mounting hole 12 seals cooperation.
In the present embodiment, by setting the first sealing ring 6 to prevent the water outside housing 1 from invading shell through the second mounting hole 12 Body 1, and then destroy the insulation system of the indoor design of housing 1.
Further, the connector construction of the paired cable 100 also includes bunch pawl 7, and bunch pawl 7 includes the base of flat ring shape Portion 71 and the claw 72 extended from the inward flange of base portion 71;The lateral surface of claw 72 has along the direction away from base portion 71 radially Intilted guide surface;Bunch pawl 7 is placed in the second mounting hole 12 and covered outside by 120, and the internal face of end cap 4 is provided with and claw The caulking groove 221 of 72 adaptations, the first sealing ring 6 abut with base portion 71.
In the present embodiment, bunch pawl 7 and end cap 4 draw close in opposite directions when, claw 72 stretches into caulking groove 221, and along progressively edge Radially inner extruded cable 100 it is outer by 120, so as to prevent cable 100 or the outer of cable 100 from being released by 120.
Further, electrical contact ring 5 includes pressure ring 51 and cranse 52, and pressure ring 51 connects with the tight set of screen layer 140, including cranse 52 include garter spring 521 and from the internal face of garter spring 521 along the axially extending shell fragment 522 of garter spring 521, and cranse 52 is enclosed on the outer of pressure ring 51 Enclose, shell fragment 522 abuts with the elasticity of pressure ring 51.
In the present embodiment, pressure ring 51 is typically tightly placed on exposed screen layer 140 by the way of riveting, if do not set Cranse 52 is put, then correspondingly, the internal diameter of the second mounting hole 12 is sufficiently small, just can guarantee that being electrically connected between pressure ring 51 and housing 1 Connect, by setting cranse 52 then to avoid this point.Cranse 52 is not only detachably socketed between pressure ring 51, and due to set Cylinder 2 itself is deformable, and then can compensate the fabrication error of the internal face of the second mounting hole 12.Preferably, the paired cable 100 Connector construction also includes set and is placed in outside by the plain washer 9 on 120, plain washer 9 between the first sealing ring 6 and cranse 52, puts down Packing ring 9 can play a protective role to the first sealing ring 6.
Further, binding post 3 includes flat wire connecting portion 31 and the socket part 32 being connected with wire connecting portion 31, wire connecting portion 31 expose to sleeve 2, and via 311 is offered in wire connecting portion 31, and socket part 32 with inner wire 110 socket-connecting.
In the present embodiment, wire connecting portion 31 is set is advantageous to be punched via 311 in flat, and can preferably support Fastener, such as the head of fastener.Socket part 32 is set in open at one end, directly can be so socketed with inner wire 110.
Further, sleeve 2 includes the annular side wall 22 of roof 21 and the one side projection from roof 21, and roof 21 is opened Provided with the notch 211 being adapted to the shape of cross section of wire connecting portion 31.Abut against and can prevent with socket part 32 thus by roof 21 Binding post 3 is deviate from outward.
Further, one end of the remote roof 21 of side wall 22 is provided with multiple first buckles 222, the first mounting hole 11 it is interior Wall is provided with the first card convex 13 being adapted to the first buckle 222.
In the present embodiment, sleeve 2 is embedded from the second mounting hole 12 to the first mounting hole 11, the first buckle 222 and first The cooperation of card convex 13 can limit sleeve 2 and continue to move toward the direction, and then ensure the position degree that sleeve 2 assembles.
Preferably, the outside wall surface of side wall 22 is set circumferentially arranged with multiple positioning convex 223, the internal face of the first mounting hole 11 There is the positioning boss (not shown) being adapted to positioning convex 223.
Further, the cover plate 42 that end cap 4 includes fixed cylinder 41 and the outer peripheral face of self-retaining cylinder 41 extends, the outer rim of cover plate 42 Provided with the second buckle 43,41 sets of fixed cylinder outside by 120, housing 1 be provided with the outer inlet of the second mounting hole 12 with Second card convex 14 of buckle adaptation.
In the present embodiment, end cap 4 snaps connection with housing 1, can further simplify both assemblings, compared to use The modes such as screw are fixed, and both save amount of parts, in addition again without extra instrument.
Further, housing 1 is provided around the annular groove 15 of the first mounting hole 11 at the first mounting hole 11, connection Device structure also includes being embedded the second sealing ring 8 in annular groove 15;The outside wall surface of housing 1 deviates from the side of the outer peripheral face of sleeve 2 To fixed part 16 is convexly equipped with, fixing hole 161 is offered on fixed part 16.
In the present embodiment, by setting the second sealing ring 8 to seal, then it can prevent water from invading shell from the second mounting hole 12 Body 1, and then destroy the insulation system of the indoor design of housing 1.It is connected by setting fixed part 16 to facilitate with external part admittedly Surely external part is covered.
Preferred embodiment of the present utility model is these are only, not thereby limits the scope of the claims of the present utility model, it is every Under inventive concept of the present utility model, the equivalent structure transformation made using the utility model specification and accompanying drawing content, or Directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.

Claims (10)

1. a kind of connector construction of paired cable, the cable includes inner wire and outer quilt;Characterized in that, the attachment structure Including:
Housing, the housing is interior to be respectively equipped with two first mounting holes and two second installations formed with cavity volume, the both sides of the housing Hole, first mounting hole and the second mounting hole correspond;
Double groups of sleeves, binding post and end cap;Wherein,
The sleeve is embedded in first mounting hole;
Described binding post one end is placed in the sleeve and socket-connected with the inner wire, and the other end exposes to the sleeve simultaneously Offer via;And
End cap, is enclosed on described outer by upper and cover second mounting hole, and the end cap is detachably fixed with the housing.
2. the connector construction of paired cable as claimed in claim 1, it is characterised in that the cable also includes insulating barrier and screen Cover layer, the insulating barrier, screen layer and outer be sequentially sleeved at from the inside to the outside on the inner wire;The housing is by metal material It is made, the sleeve is made up of isolation material, and the connector construction also includes:
Make electrical contact with ring, the electrical contact ring is placed in the cavity volume, the electrical contact ring set on the screen layer and with the appearance Intracavitary wall makes electrical contact with.
3. the connector construction of paired cable as claimed in claim 2, it is characterised in that also include being placed in second mounting hole The first interior sealing ring, first sealing ring be enclosed on it is described it is outer by it is upper and positioned at it is described electrical contact ring and the end cap between; First sealing ring seals cooperation with the outer quilt and the second inner wall of the hole installing face.
4. the connector construction of paired cable as claimed in claim 3, it is characterised in that also including bunch pawl, the bunch pawl Base portion including flat ring shape and the claw of the inward flange extension from the base portion;The lateral surface of the claw has along away from institute State the direction of base portion radially-inwardly inclined guide surface;The bunch pawl is placed in second mounting hole and is enclosed on the outer quilt On, the end cap internal face is provided with the caulking groove being adapted to the claw, and first sealing ring abuts with the base portion.
5. the connector construction of the paired cable as described in claim any one of 2-4, it is characterised in that the electrical contact ring includes Pressure ring and cranse, the pressure ring connect with the screen layer tight set, described to include garter spring and from garter spring internal face along institute including cranse The axially extending shell fragment of garter spring is stated, the cranse is enclosed on the periphery of the pressure ring, and the shell fragment abuts with pressure ring elasticity.
6. the connector construction of the paired cable as described in claim any one of 2-4, it is characterised in that the binding post includes Flat wire connecting portion and the socket part being connected with the wire connecting portion, the wire connecting portion expose to the sleeve, and the wire connecting portion On offer the via, the socket part with the inner wire socket-connecting.
7. the connector construction of paired cable as claimed in claim 6, it is characterised in that the sleeve includes roof and described in The annular side wall of the one side projection of roof, the roof offer the notch being adapted to the wire connecting portion shape of cross section.
8. the connector construction of paired cable as claimed in claim 7, it is characterised in that the remote roof of the side wall One end is provided with multiple first buckles, and the internal face of first mounting hole is provided with the first card convex being adapted to first buckle.
9. the connector construction of the paired cable as described in claim any one of 1-4, it is characterised in that the end cap includes fixing Cylinder and the cover plate of self-retaining cylinder outer peripheral face extension, the outer rim of the cover plate are provided with the second buckle, and the fixing barrel casing is described outer Upper, the housing is provided with the second card convex being adapted to the buckle at the outer inlet of second mounting hole.
10. the connector construction of the paired cable as described in claim any one of 1-4, it is characterised in that the housing is adjacent to institute The annular groove that first mounting hole is provided around at the first mounting hole is stated, the connector construction also includes being embedded described The second sealing ring in annular groove;The outside wall surface of the housing is convexly equipped with fixed part away from the direction of the sleeve outer peripheral face, Fixing hole is offered on the fixed part.
CN201720259033.7U 2017-03-16 2017-03-16 The connector construction of paired cable Active CN206650224U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720259033.7U CN206650224U (en) 2017-03-16 2017-03-16 The connector construction of paired cable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720259033.7U CN206650224U (en) 2017-03-16 2017-03-16 The connector construction of paired cable

Publications (1)

Publication Number Publication Date
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Application Number Title Priority Date Filing Date
CN201720259033.7U Active CN206650224U (en) 2017-03-16 2017-03-16 The connector construction of paired cable

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108551061A (en) * 2018-05-30 2018-09-18 中国铁塔股份有限公司 Radio frequency (RF) coaxial connector
CN111308135A (en) * 2020-03-12 2020-06-19 广东电网有限责任公司 Integral support device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108551061A (en) * 2018-05-30 2018-09-18 中国铁塔股份有限公司 Radio frequency (RF) coaxial connector
CN108551061B (en) * 2018-05-30 2024-03-19 中国铁塔股份有限公司 Radio frequency coaxial connector
CN111308135A (en) * 2020-03-12 2020-06-19 广东电网有限责任公司 Integral support device
CN111308135B (en) * 2020-03-12 2022-04-01 广东电网有限责任公司 Integral support device

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20210621

Address after: 518000 Wall Industrial Park, Lanjing North Road, Longtian street, Pingshan District, Shenzhen City, Guangdong Province

Patentee after: Shenzhen Woer Heat-shrinkable Material Co.,Ltd.

Patentee after: SHENZHEN WOER NEW ENERGY ELECTRICAL TECHNOLOGY Co.,Ltd.

Patentee after: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd.

Address before: 518000 Vol Industrial Park, Lanjingbei Road, Pingshan New Area, Shenzhen City, Guangdong Province

Patentee before: Shenzhen Woer Heat-shrinkable Material Co.,Ltd.

Patentee before: SHENZHEN WOER NEW ENERGY ELECTRICAL TECHNOLOGY Co.,Ltd.

Patentee before: SHENZHEN WOER SPECIAL CABLE Co.,Ltd.

Patentee before: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd.

Patentee before: LTK ELECTRIC WIRE (HUIZHOU) Ltd.

Patentee before: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20230803

Address after: 518000 workshop 601 of wal nuclear material industrial plant (phase III), No. 53 Qingsong West Road, Zhukeng community, Longtian street, Pingshan District, Shenzhen, Guangdong Province

Patentee after: SHENZHEN WOER NEW ENERGY ELECTRICAL TECHNOLOGY Co.,Ltd.

Address before: 518000 Wall Industrial Park, Lanjing North Road, Longtian street, Pingshan District, Shenzhen City, Guangdong Province

Patentee before: Shenzhen Woer Heat-shrinkable Material Co.,Ltd.

Patentee before: SHENZHEN WOER NEW ENERGY ELECTRICAL TECHNOLOGY Co.,Ltd.

Patentee before: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd.