CN201340985Y - Insulated lead wire fixer - Google Patents
Insulated lead wire fixer Download PDFInfo
- Publication number
- CN201340985Y CN201340985Y CNU2008201242718U CN200820124271U CN201340985Y CN 201340985 Y CN201340985 Y CN 201340985Y CN U2008201242718 U CNU2008201242718 U CN U2008201242718U CN 200820124271 U CN200820124271 U CN 200820124271U CN 201340985 Y CN201340985 Y CN 201340985Y
- Authority
- CN
- China
- Prior art keywords
- clamping device
- clamping
- pin fixture
- clamp
- insulator pin
- 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
Links
Abstract
The utility model discloses an insulated lead wire fixer, comprising a first clamping device, a second clamping device and a flexible insulating tape, wherein the first clamping device is suitable for clamping power leads, and the second clamping device is suitable for clamping switch lead wires; and one end of the flexible insulating tape is fixedly connected with the first clamping device, and the other end thereof is fixedly connected with the second clamping device; optionally, the first clamping device is of a clamping hook with an insulating operating rod, and the second clamping device is of a clamp with an insulated handle. The insulated lead wire fixer has small volume, the clamping hook and the clamp can also have other purposes, and the operation is easy; and the insulated lead wire fixer is suitable for span connection of leads (including power supply leads and switch lead wires ) with various specifications of 70mm<2> to 400mm <2>.
Description
Technical field
The utility model relates to a kind of tools for live working, is in particular a kind of insulator pin fixture.
Background technology
In order to promote distribution line live working safety, to carry out efficiently, improve the reliability of mains supply, serve society better, the various unsafe factors that solve in the real work are vital.
In the 10KV distribution line, extensively drop at present and use " outdoor subscriber boundary vacuum load switch " (hereinafter to be referred as " on-load switch "), this equipment is different from general circuit breaker, its built-in 1 alternate PT (voltage transformer), be contained in the on-load switch mains side, the operating power and the lower voltage components of its controller provide by PT, and mains side A, B two-phase adopt coil to connect.The turnover lead-in wire is the metal-insulator line.Its mains side scarcely is equipped with isolating switch or drop out fuse simultaneously, therefore, when the 10kV live line working operation of being correlated with (comprise dress, remove, overhaul), the inventor finds to exist two big unsafe factors: one) when carrying out " the charged lead-in wire that connects " operation, as A phase terminal energized, its B must be in electriferous state mutually; Two) when carrying out " charged disconnected lead-in wire " operation, disconnect as A phase or B phase terminal, this lead-in wire itself is still charged.Therefore, be easy to cause the ground connection discharge, so person electric shock, and making can't safe carrying out at the live line working of this equipment.
Relevant at present rules and the temporary needleless of guide rule are to the live line working standard of this on-load switch, therefore, under electriferous state from power lead connect or the operation of the on-load switch lead-in wire of breaking (or be called for short " switch leads "), being necessary to provide a kind of effectively insulate power lead and switch leads fixing and then forms the device of effective insulation distance, to get rid of the possibility that individual event ground connection and operating personnel seal in circuit, the fail safe that improves the person and equipment.
The utility model content
The utility model purpose is to provide a kind of insulator pin fixture, to connect switch leads or charged disconnection and close in the process of lead-in wire charged, makes power supply lead wire and switch leads be in effective insulation and fixes.
For this reason, insulator pin fixture of the present utility model comprises: first clamping device is suitable for clamping power lead; Second clamping device is suitable for the clamping switch lead-in wire; And the flexible insulation band, an end is fixedly attached to first clamping device, and the other end is fixedly attached to second clamping device.
Alternatively, above-mentioned first clamping device is the grab that has insulating bar, and second clamping device is the clamp that has insulated handle.
Alternatively, above-mentioned first clamping device is the grab that has insulating bar, and second clamping device is also for having the grab of insulating bar.
Alternatively, above-mentioned first clamping device is the clamp that has insulated handle, and second clamping device is the grab that has insulating bar.
Alternatively, above-mentioned first clamping device is the clamp that have insulated handle, and second clamping device is also for having the clamp of insulated handle.
Alternatively, above-mentioned grab comprises: dop has crooked holding section and is positioned at screw rod installation portion under the holding section; Screw rod is bolted on the screw rod installation portion of dop, and is fixedly connected on insulating bar; And slide block, have the sleeve pipe of the end of admitting screw rod, wherein, form the lead grasping part between slide block and the holding section.
Alternatively, above-mentioned clamp comprises: first jig arm that is articulated and second jig arm, comprise clamping part and insulation handle installation portion on first jig arm and second jig arm respectively, form the lead grasping part between the clamping part of first, second jig arm, have insulated handle on the insulation handle installation portion of first, second jig arm.
Alternatively, above-mentioned flexible insulation band is made by continuous synthetic fibre material.
Alternatively, the minimum effectively insulation distance of above-mentioned insulating bar is 700mm.
Insulator pin fixture of the present utility model, volume is little, and its grab and clamp can also have other purposes, and easy and simple to handle, are applicable to 70mm
2～400mm
2The footpath of striding of the lead of all size (comprising power lead, switch leads) connects.
Except purpose described above, feature and advantage, the utility model also has other purpose, feature and advantage.Below with reference to figure, other purpose, feature and effect of the present utility model is described in further detail.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, constitutes the application's a part.Among the figure,
Fig. 1 shows the structural representation of insulator pin fixture according to the preferred embodiment of the invention;
Fig. 2 shows and utilizes insulator pin fixture of the present utility model with power lead and the switch leads fixing operation chart that effectively insulate.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the preferred embodiments, describe the utility model in detail.
Fig. 1 shows the structural representation of insulator pin fixture according to the preferred embodiment of the invention.As shown in Figure 1, insulator pin fixture 10 comprises: first clamping device 110, second clamping device 120 and flexible insulation band 130.In this preferred embodiment, first clamping device 110 is for having the grab of insulating bar, and second clamping device 120 is for having the clamp of insulated handle.Below grab, clamp and flexible insulation band are illustrated.
Again as shown in Figure 1, grab 110 comprises dop 111, slide block 113, screw rod 115 and insulating bar 117.Wherein, dop 111 has crooked holding section 111A and is positioned at screw rod installation portion 111B and the 111C of slider guide portion under the holding section.Screw rod 113 is bolted on the screw rod installation portion 111B of dop, and the lower end is fixedly attached to insulating bar 117.Slide block 113 has the sleeve pipe 114 of the end of admitting screw rod.Like this, screw insulating bar 117, can drive slide block 113 and move up and down, form adjustable lead grasping part between them, so that clamp the not lead in collinear footpath.Effective insulated lengths of this insulating bar is preferably greater than 700mm, to reduce the transfer repeatedly of operating position in the operation.
Clamp 120 comprises first jig arm 121 and second jig arm 123 that is articulated.This first jig arm 121 is provided with clamping part 121A and insulation handle installation portion 121B, also be provided with corresponding clamping part 123A and insulation handle installation portion 123B on this second jig arm 123, on this insulation lever installation portion 121B, the 123B insulated handle 124,125 be installed respectively.Be formed for the space 122 of clamping lead between clamping part 121A, the 123A of first, second jig arm, when gripping insulated handle 124,125, open in this space 122, to adapt to the not lead in collinear footpath.
Flexible insulation band 130 1 ends are fixed on the dop 111 by securing member (bolt and pad) 119, and the other end is fixed on second jig arm 123 of clamp by securing member (screw) 126.This flexible insulation band can be made by continuous synthetic fibre material, and the width of this silk floss synthetic fibre band is preferably 20mm, and effectively insulated lengths is preferably 200mm, can certainly be other size.
Fig. 2 shows and utilizes insulator pin fixture of the present utility model with power lead and the switch leads fixing operation chart that effectively insulate.As shown in the figure, the grab of insulator pin fixture is articulated on the power lead, and this power lead 20 is the leads in the distribution line, can hang thereon for grab, and the switch leads 30 of on-load switch (not shown) is clamped by clamp 120, and is suspended in the below of grab.Realized that so then power lead is connected with the footpath of striding of switch leads.
In above preferred embodiment, first clamping device is a grab, and second clamping device is a clamp, and in other embodiments, first clamping device also can be clamp, and second clamping device also can be grab.
By above description as can be seen, insulator pin clamping device of the present utility model, volume is little, and its grab and clamp can also have other purposes, and easy and simple to handle, are applicable to 70mm
2～400mm
2The footpath of striding of the lead of all size (comprising power lead, switch leads) connects.
Be preferred embodiment of the present utility model only below, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (9)
1. an insulator pin fixture is characterized in that, comprising:
First clamping device is suitable for clamping power lead;
Second clamping device is suitable for the clamping switch lead-in wire; And
Flexible insulation band, an end are fixedly attached to described first clamping device, and the other end is fixedly attached to second clamping device.
2. insulator pin fixture according to claim 1 is characterized in that,
Described first clamping device is the grab that has insulating bar, and described second clamping device is the clamp that has insulated handle.
3. insulator pin fixture according to claim 1 is characterized in that,
Described first clamping device is the grab that has insulating bar, and described second clamping device is also for having the grab of insulating bar.
4. insulator pin fixture according to claim 1 is characterized in that,
Described first clamping device is the clamp that has insulated handle, and described second clamping device is the grab that has insulating bar.
5. insulator pin fixture according to claim 1 is characterized in that,
Described first clamping device is the clamp that have insulated handle, and described second clamping device is also for having the clamp of insulated handle.
6. according to each described insulator pin fixture in the claim 2 to 5, it is characterized in that described grab comprises:
Dop has crooked holding section and is positioned at screw rod installation portion under the described holding section;
Screw rod is bolted on the screw rod installation portion of described dop, and is fixedly connected on described insulating bar; And
Slide block has the sleeve pipe of the end of admitting described screw rod,
Wherein, form the lead grasping part between described slide block and the described holding section.
7. according to each described insulator pin fixture in the claim 2 to 5, it is characterized in that, described clamp comprises: first jig arm that is articulated and second jig arm, comprise clamping part and insulation handle installation portion on described first jig arm and second jig arm respectively, form the lead grasping part between the clamping part of described first, second jig arm, have insulated handle on the insulation handle installation portion of described first, second jig arm.
8. insulator pin fixture according to claim 1 is characterized in that, described flexible insulation band is made by continuous synthetic fibre material.
9. insulator pin fixture according to claim 1 is characterized in that, the minimum effectively insulation distance of described insulating bar is 700mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201242718U CN201340985Y (en) | 2008-12-08 | 2008-12-08 | Insulated lead wire fixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201242718U CN201340985Y (en) | 2008-12-08 | 2008-12-08 | Insulated lead wire fixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201340985Y true CN201340985Y (en) | 2009-11-04 |
Family
ID=41236528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201242718U Expired - Lifetime CN201340985Y (en) | 2008-12-08 | 2008-12-08 | Insulated lead wire fixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201340985Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102386584A (en) * | 2011-11-09 | 2012-03-21 | 湖北省电力公司咸宁供电公司 | Device for disenergizing and energizing lead wire of strain section |
| CN102684120A (en) * | 2012-05-15 | 2012-09-19 | 河南省电力公司信阳供电公司 | Wire protection warning indicator of transmission line |
| CN104143785A (en) * | 2014-07-18 | 2014-11-12 | 国家电网公司 | Method and device for 10 kV electrified work for connecting lead of branch connecting circuit |
| CN104348124A (en) * | 2014-11-17 | 2015-02-11 | 国家电网公司 | Hot-line installation type conductor auxiliary equipment suspension device |
| CN107046251A (en) * | 2017-04-07 | 2017-08-15 | 国网安徽省电力公司电力科学研究院 | Lead clamping device |
-
2008
- 2008-12-08 CN CNU2008201242718U patent/CN201340985Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102386584A (en) * | 2011-11-09 | 2012-03-21 | 湖北省电力公司咸宁供电公司 | Device for disenergizing and energizing lead wire of strain section |
| CN102684120A (en) * | 2012-05-15 | 2012-09-19 | 河南省电力公司信阳供电公司 | Wire protection warning indicator of transmission line |
| CN104143785A (en) * | 2014-07-18 | 2014-11-12 | 国家电网公司 | Method and device for 10 kV electrified work for connecting lead of branch connecting circuit |
| CN104348124A (en) * | 2014-11-17 | 2015-02-11 | 国家电网公司 | Hot-line installation type conductor auxiliary equipment suspension device |
| CN107046251A (en) * | 2017-04-07 | 2017-08-15 | 国网安徽省电力公司电力科学研究院 | Lead clamping device |
| CN107046251B (en) * | 2017-04-07 | 2018-07-10 | 国网安徽省电力公司电力科学研究院 | lead clamping device |
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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: BEIJING ELECTRIC POWER CORP. Effective date: 20130528 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: BEIJING ELECTRIC POWER CORP. Effective date: 20130528 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100031 XICHENG, BEIJING TO: 100031 DONGCHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130528 Address after: 100031 West Chang'an Avenue, Beijing, No. 86 Patentee after: State Grid Corporation of China Patentee after: Beijing Electric Power Corp. Address before: 100031 Beijing Qianmen West Street, Xicheng District, No. 41 Patentee before: Beijing Electric Power Corp. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091104 |