CN205104314U - Lightning arrester - Google Patents
Lightning arrester Download PDFInfo
- Publication number
- CN205104314U CN205104314U CN201520154144.2U CN201520154144U CN205104314U CN 205104314 U CN205104314 U CN 205104314U CN 201520154144 U CN201520154144 U CN 201520154144U CN 205104314 U CN205104314 U CN 205104314U
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- CN
- China
- Prior art keywords
- sleeve
- tube connector
- adapter assembly
- connector adapter
- wire
- 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 - Fee Related
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Abstract
The utility model provides a lightning arrester, include: lower terminal, resistance, the outside insulating casing of resistance goes up the terminal, even connect pipe joint subassembly, sleeve, mould cap, conductor and lead wire. Wherein: down the outside insulating casing of terminal, resistance, resistance, go up the terminal, even connect pipe joint subassembly, sleeve, mould cap, conductor and lead wire adopt whole molding to constitute, lead wire, conductor and sleeve make up integratively to the sleeve takes shape with the injection mold of lead wire by the conventionality, and takes shape with the mould cap integratively. Because unexpected the removal can effectively be resisted to the integral structure to forming die's work molding also becomes simple and easy, the utility model discloses the convenience of security, reliability and the manufacturing of equipment is greatly improved.
Description
Technical field
The utility model relates to a kind of lightning arrester, more specifically, relates to the lightning arrester that a kind of transmission line uses.
Background technology
Usually, thunderbolt or surge can have impact to transmission line, and therefore technical staff is provided with lightning arrester on the transmission line.When the overvoltage of high electric current arrives lightning arrester, instantaneous voltage flows through lightning arrester to protect various equipment.As shown in Figure 1, lightning arrester a of the prior art has: upper terminal d and lower terminal e, and centre has resistance c that is stacked and that be molded with reservation shape, and resistance outside has insulation crust b, leaded j between upper terminal 4 and charging part C.In charging part C, upper terminal d by packing ring W, bolt B and be fastened on L shape link g, and is connected to the lead-in wire j of conductor k by bolt B and nut N, and insulating cover i is by above-mentioned parts and extraneously isolate and cover the state of insulation processing.In addition, the lower terminal e of this polymer surge arrester a and circuit breaker l and insulating hanging frame member m fixes.Upper terminal is assembled by bolt B and nut N by splicing ear g, to guarantee to install.But in practical operation, lead terminal h conductor introduction k to insert lead-in wire j and pilot hole and fastening and erection bolt B and nut N be more difficult, after screw bolt and nut being fitted into the lead-in wire j of conductor k, when External Force Actings such as vibrations or when affecting, screw bolt and nut in fact can be loosening to some extent.Lead-in wire j due to conductor k is the shortcoming of fault line, and insulating lid i can not avoid the infiltrations such as rainwater completely in engineer applied, thus causes safety and reliability and have a strong impact on.
In addition, also there is other defect in these designs: the making of this structure mold forms certain difficulty for the higher lightning arrester of safety and reliability, particularly in the process forming lead-in wire, welding portion is caused to create a lot of drawback due to the terminal existing defects connected.Specifically, welding wire and shaping molded and shaped from the mould a certain state be polymer surge arrester, owing to there is accidental movement to a certain degree, cause the shortcoming that lightning arrester load is easily passed through, and the work of mould is molded also more difficult.
Utility model content
One of the purpose of this utility model is to provide a kind of polymer surge arrester, effectively can resist accidental movement, and the work of mould is molded also becomes simple and easy, improves the convenience of the fail safe of equipment, reliability and manufacture.
The utility model is solve the problems of the technologies described above the technical scheme taked to be: a kind of lightning arrester, comprising: lower terminal, resistance, the insulation crust of resistance outside, upper terminal, tube connector adapter assembly, sleeve, mold cap, conductor and lead-in wire thereof.
According to an aspect of the present utility model, the insulation crust of lower terminal, resistance, resistance outside, upper terminal, tube connector adapter assembly, sleeve, mold cap, conductor and lead-in wire thereof adopt Unitarily molded formation.
According to another aspect of the present utility model, lead-in wire, conductor and sleeve combine integratedly, and sleeve is shaped by the injection molding of routine with lead-in wire, and are shaped integratedly with mold cap.
According to another aspect of the present utility model, the two ends of resistance connect upper terminal and lower terminal respectively, and resistance outside is surrounded by insulation crust; One end contact resistance of upper terminal, the other end is connected to tube connector adapter assembly; One end of tube connector adapter assembly connects upper terminal, other end branch sleeve; One end of sleeve is connected with tube connector adapter assembly, the conductor of other end connecting lead wire; Mold cap is close together in embedding insulation crust, tube connector adapter assembly, sleeve and lead-in wire wherein.
According to another aspect of the present utility model, tube connector adapter assembly comprises self-locking screw, and upper terminal comprises screwed hole, and tube connector adapter assembly is connected with the screwed hole of upper terminal by self-locking screw.
According to another aspect of the present utility model, tube connector adapter assembly comprises the head projection of the self-locking screw of conical points, and sleeve comprises inside groove, and the head projection of the self-locking screw of the conical points of tube connector adapter assembly is inserted in the inside groove of sleeve.
According to another aspect of the present utility model, lead-in wire comprises conductor, and sleeve comprises hole, and the conductor of lead-in wire is inserted in the hole that sleeve is formed.
According to another aspect of the present utility model, lower terminal and circuit breaker and insulating hanging frame member are connected and fixed.
According to another aspect of the present utility model, the self-locking screw of tube connector adapter assembly receives the vibration produced by external force to install afterwards.
According to another aspect of the present utility model, it is realize in the following manner that the head projection of the self-locking screw of the conical points of union nipple assembly is inserted in the inside groove of sleeve: time in the sleeve that tube connector adapter assembly is linked into mold cap inside, the inner part of sleeve is connected to the projection of the tube connector adapter assembly of insertion, is connected to inside groove because front end is pressed.
According to another aspect of the present utility model, mold cap has top, in this top, wire conductor in sleeve forms, the parts of sleeve and chip architecture extend outwardly into expansion space and tube connector adapter assembly, to prevent self-locking screw from loosening, guarantee to hold in space, insulation crust surrounds the parts of sealing, and space defines step-like spatial form.
According to another aspect of the present utility model, lightning arrester is the lightning arrester of polymer type.
Accompanying drawing explanation
Fig. 1 is exemplified with lightning arrester of the prior art.
Fig. 2 is exemplified with the overall structure figure of lightning arrester of the present utility model.
Fig. 3 is exemplified with the profile of the first half of the lightning arrester of Fig. 2.
Embodiment
Fig. 2 is the profile of the first half of the lightning arrester of Fig. 2 exemplified with the overall structure figure of lightning arrester of the present utility model, Fig. 3.Wherein, polymer surge arrester A of the present utility model is integrated with: upper terminal D, lower terminal E, resistance C, the insulating housing B of resistance outside, tube connector adapter assembly F, sleeve G, mold cap I, conductor K and lead-in wire J thereof.Compared to charging part C of the prior art, insulating housing B in polymer surge arrester A of the present utility model, upper terminal D, lower terminal E, tube connector adapter assembly F, sleeve G, the design of mold cap I and lead-in wire J adopts Unitarily molded formation, this structure provides powerful assembly, to prevent mold cap I influenced due to line fault, to prevent mold cap I influenced due to line fault, and effectively can resist accidental movement due to integral structure, and the work of mould is molded also becomes simple and easy, substantially increase the fail safe of equipment, the facility of reliability and manufacture.
The improvement of polymer surge arrester of the present utility model comprises the improvement connected all parts, upper terminal D and insulating housing B close together, assembling is locked by the self-locking screw of the latter between upper terminal D and tube connector adapter assembly F, and tube connector adapter assembly F is connected to the conductor K of lead-in wire J by sleeve G, merged by component crimping between these assemblies.Electro-insulating rubber outside mold cap I is integrally formed, and the conductor K of lead-in wire J is bonded to the inner side of sleeve G as insert.As previously mentioned, tube connector adapter assembly F and upper terminal D adjoins, self-locking screw F1 more particularly by tube connector adapter assembly F is connected with screwed hole D1, the self-locking screw F1 of tube connector adapter assembly F receives the vibration produced by external force to install afterwards, even if mold cap I is separated, bolt is still firmly connected with screwed hole D1, there will not be and loosens and continue maintaining rigidness.
In addition, the head projection F2 with the self-locking screw of conical points is inserted in the inside groove G2 of parts G3, and the conductor K of the J that goes between inserts in the hole G1 that sleeve G is formed, thus effectively connects.Accomplish this point, the most important thing is, lead-in wire J, conductor K and sleeve G are combined integratedly, sleeve G is shaped by the injection molding of routine with lead-in wire J, and is shaped integratedly with mold cap I.In this case, mold cap I has top, in this top, wire conductor K in sleeve G forms, the parts G3 of sleeve G and chip architecture extends outwardly into expansion space I2 and tube connector adapter assembly F, to prevent self-locking screw F1 from loosening, guarantees that it is accommodated in the I3 of space, insulating housing B surrounds the parts of sealing, and space I1 defines step-like spatial form.
In the access of top integral forming parts and portion integral molded component, tube connector adapter assembly F is linked in the sleeve G of mold cap I inside, but also be connected securely with the upper terminal D of insulating housing B inside by self-locking screw F1, by above-mentioned mechanical connection manner, all intermediate members of lightning arrester can be surrounded and engage hermetically, thus completing the assembling of polymer surge arrester A.
When tube connector adapter assembly F is linked in the sleeve G of mold cap I inside, the parts G3 of sleeve G is connected to the projection F2 of the tube connector adapter assembly F of insertion, and its front end is pressed, and is connected to inside groove G2.Along with constantly entering of portion integral molded component, the self-locking screw F1 of tube connector adapter assembly F is firmly held head.
To sum up, in the technical solution of the utility model, in polymer surge arrester A, the design of insulating housing B, upper terminal D, lower terminal E, tube connector adapter assembly F, sleeve G, mold cap I and lead-in wire J adopts Unitarily molded formation, this structure provides powerful assembly, to prevent mold cap I influenced due to line fault, and effectively can resist accidental movement due to integral structure, and the work of mould is molded also becomes simple and easy, substantially increase the convenience of the fail safe of equipment, reliability and manufacture.
The above; be only the utility model preferably embodiment; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should forgive within protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claims.
Claims (2)
1. a lightning arrester, comprising: lower terminal, resistance, the insulation crust of resistance outside, upper terminal, tube connector adapter assembly, sleeve, mold cap, conductor and lead-in wire thereof; Wherein: the insulation crust of lower terminal, resistance, resistance outside, upper terminal, tube connector adapter assembly, sleeve, mold cap, conductor and lead-in wire thereof adopt Unitarily molded formation; Lead-in wire, conductor and sleeve combine integratedly, and sleeve is shaped by the injection molding of routine with lead-in wire, and are shaped integratedly with mold cap; The two ends of resistance connect upper terminal and lower terminal respectively, and resistance outside is surrounded by insulation crust; One end contact resistance of upper terminal, the other end is connected to tube connector adapter assembly; One end of tube connector adapter assembly connects upper terminal, other end branch sleeve; One end of sleeve is connected with tube connector adapter assembly, the conductor of other end connecting lead wire; Mold cap is close together in embedding insulation crust, tube connector adapter assembly, sleeve and lead-in wire wherein; Tube connector adapter assembly comprises self-locking screw, and upper terminal comprises screwed hole, and tube connector adapter assembly is connected with the screwed hole of upper terminal by self-locking screw; Tube connector adapter assembly comprises the head projection of the self-locking screw of conical points, and sleeve comprises inside groove, and the head projection of the self-locking screw of the conical points of tube connector adapter assembly is inserted in the inside groove of sleeve; Lead-in wire comprises conductor, and sleeve comprises hole, and the conductor of lead-in wire is inserted in the hole that sleeve is formed; Lower terminal and circuit breaker and insulating hanging frame member are connected and fixed; The self-locking screw of tube connector adapter assembly receives the vibration produced by external force to install afterwards, even if mold cap is separated, bolt is still firmly connected with screwed hole, there will not be and loosens and continue maintaining rigidness.
2. lightning arrester as claimed in claim 1, wherein this lightning arrester is polymer type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520154144.2U CN205104314U (en) | 2015-03-18 | 2015-03-18 | Lightning arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520154144.2U CN205104314U (en) | 2015-03-18 | 2015-03-18 | Lightning arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205104314U true CN205104314U (en) | 2016-03-23 |
Family
ID=55520076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520154144.2U Expired - Fee Related CN205104314U (en) | 2015-03-18 | 2015-03-18 | Lightning arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205104314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104752012A (en) * | 2015-03-18 | 2015-07-01 | 胡妍 | Lightning arrester |
-
2015
- 2015-03-18 CN CN201520154144.2U patent/CN205104314U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104752012A (en) * | 2015-03-18 | 2015-07-01 | 胡妍 | Lightning arrester |
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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 |
Granted publication date: 20160323 Termination date: 20170318 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |