CN203352059U - Pin puller for insulator - Google Patents
Pin puller for insulator Download PDFInfo
- Publication number
- CN203352059U CN203352059U CN 201320484199 CN201320484199U CN203352059U CN 203352059 U CN203352059 U CN 203352059U CN 201320484199 CN201320484199 CN 201320484199 CN 201320484199 U CN201320484199 U CN 201320484199U CN 203352059 U CN203352059 U CN 203352059U
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- insulator
- pin
- drive link
- pin removal
- clamp
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Abstract
The utility model discloses a pin puller for an insulator. The pin puller comprises pin pulling pliers and a transmission rod, wherein tail ends of two plier handles of the pin pulling pliers are respectively fixed with a casing pipe which is provided with a sliding groove and sleeved on the transmission rod, the transmission rod is provided with locking members matched with the sliding grooves, the plier handles are ''Z''-shaped, and two ends of the transmission rod are respectively provided with a connecting member used for connecting an insulating rods. According to the pin puller for the insulator, the original linear plier handles are improved into to be ''Z''-shaped bending type, so that the pin puller can enter a joint of a ball head and a bowl head of an anti-pollution type insulator smoothly, and spring pin in the anti-pollution type insulator can installed and pulled out quickly and efficiently; and since the two ends of the transmission rod are provided with the connecting members for connecting the insulating rods, the upper bending and lower bending states when the ''Z''-shaped plier handles are used can be realized by changing the connecting ends of the transmission rod and the insulating rods, so as to adapt to different orientations of opening of insulator bowl heads.
Description
Technical field
The utility model relates to a kind of pin removal, particularly a kind of for the pin removal on insulator.
Background technology
At ultra-high-tension power transmission line, change in the process of insulator sheet string, can the operating personnel adopt pin removal quickly and accurately the spring catch in charged side porcelain dish to be extracted, and directly has influence on whole work efficiency.Common insulator was linear porcelain dish in the past, and what when pulling pin, use is the staight shank pin removal, but the insulator antifouling property of this structure is poor, and corona phenomenon in use easily occurs, and therefore now generally adopted the anti-pollution type insulator of nest shape porcelain dish structure.But, owing to lacking the special pin removal for anti-pollution type insulator, continue to use the staight shank pin removal can hinder the carrying out of more sliding work, so what general, adopt is the indirect operating method of idiostatic method operation or destruction side of wire was first anti-pollution type insulator.In equal potential working, the staff wears all and forces to submit along insulating ladder and enter highfield, the free-hand spring catch of extracting anti-pollution type insulator carries out the replacing of insulator, this method exist the operating personnel configure many, tool configuration is many, the activity duration is long, equipotential personnel's labour intensity is large, job safety has a big risk.In the indirect operating method, the operating personnel uses insulating bar that the side of wire was anti-pollution type insulator is destroyed at earth potential, then the staight shank pin removal is connected on insulating bar and carries out extracting of spring catch, when the insulator more renewed, for the convenient spring catch that recovers, near side of wire was, can only use common insulator.In addition, the bowl opening direction connected due to anti-pollution type insulator and wire clamp different, and existing staight shank pin pulling clamp only has an end to be provided with the connector for being connected with insulating bar, so can only carry out one towards operation.
Therefore, be necessary existing staight shank pin pulling clamp is improved, make its structure adapt to the nest shape porcelain dish structure of anti-pollution type insulator, the spring catch that can install fast and efficiently, choose in anti-pollution type insulator, the difference that can adapt to an insulator bowl opening, towards being operated, improves live line working efficiency and fail safe simultaneously.
The utility model content
In view of this, it is a kind of for the pin removal on insulator especially anti-pollution type insulator that the purpose of this utility model is to provide, its structure adapts to the nest shape porcelain dish structure of anti-pollution type insulator, the spring catch that can install fast and efficiently, choose in anti-pollution type insulator, the difference that can adapt to an insulator bowl opening, towards being operated, improves live line working efficiency and fail safe simultaneously.
Insulator pin removal of the present utility model, comprise pin pulling clamp and drive link, the tail end of two clamp handles of described pin pulling clamp all is fixed with sliding tray and is socketed in the sleeve pipe on described drive link, described drive link is provided with the locking piece coordinated with described sliding tray, described clamp handle is " Z " shape, and the two ends of described drive link are equipped with the connector for being connected with insulating bar.
Further, described sliding tray is two helicla flutes that rotation direction is contrary.
Further, an end of described drive link or two ends are detachable the connection with described connector.
Further, described locking piece is the scalable alignment pin advanced in described drive link; Perhaps, described locking piece is the housing screw be screwed on described drive link.
Further, described connector is the connecting plate that surperficial outer rim has spaced projection, on described connecting plate, has connecting hole.
Further, be connected with an extension spring between the rear end of described two clamp handles.
Further, the turning of described two clamp handles is the 120-150 degree.
Further, the horizontal vertical of the jaw of the rear end of described clamp handle and described pin pulling clamp distance is the 25-35 millimeter.
Further, described insulator is 18-22 centimetre by the entire length of pin removal.
The beneficial effects of the utility model: insulator pin removal of the present utility model, be improved to " Z " oxbow shape by the orthoscopic clamp handle by original, make pin removal can enter smoothly anti-pollution type insulator bulb, the bowl junction, the spring catch that can install fast and efficiently and choose wherein; And because the two ends of drive link are equipped with the connector for being connected with insulating bar, upper bending and lower bending state when changing drive link and can realize the use of " Z " font clamp handle with the link of insulating bar, with the difference that adapts to an insulator bowl opening towards; The present invention is simple in structure, easy to use, can effectively improve live line working efficiency and fail safe.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is front view of the present utility model;
Fig. 2 is the front view that is provided with extension spring structure of the present utility model;
Fig. 3 is end view of the present utility model.
Embodiment
Fig. 1 is front view of the present utility model, Fig. 2 is the front view that is provided with extension spring structure of the present utility model, Fig. 3 is end view of the present utility model, as shown in the figure: insulator pin removal of the present utility model, comprise pin pulling clamp 1 and drive link 2, the tail end of two clamp handles 11 of described pin pulling clamp 1 all is fixed with sliding tray 31 and is socketed in the sleeve pipe 3 on described drive link 2, described drive link 2 is provided with the locking piece 32 coordinated with described sliding tray 31, described clamp handle 11 is " Z " shape, and the two ends of described drive link 2 are equipped with the connector 4 for being connected with insulating bar; The structure of pin pulling clamp 1 is identical with general pliers, and profile is V-shaped, comprises clamp handle 11 and jaw 12, controls the folding of jaw 12 by the relative motion between clamp handle 11 to realize the effective clamping to insulator spring pin; Pin pulling clamp 1 is connected with drive link 2 by sleeve pipe 3, drives two relative motions between clamp handle 11 when sleeve pipe 3 moves on drive link 2; Locking piece 32, for locking the motion mode of sliding tray 3, makes the folding of jaw 12 apply the spontaneous folding under external force rather than normal state by the staff; Insulating bar is while carrying out live line working and the apparatus that is used in conjunction with of this pin removal, and its head has the connector adapted with connector 4 structures, by structural cooperation, this pin removal and insulating bar is fixed as one; Clamp handle 11 is " Z " oxbow shape, make this pin removal can enter smoothly anti-pollution type insulator bulb, the bowl junction, the spring catch that can install fast and efficiently and choose wherein; And because the two ends of drive link 2 are equipped with the connector for being connected with insulating bar, upper bending and lower bending state when changing drive link 2 and can realize that with the link of insulating bar " Z " word clamp handle is used, with the difference that adapts to an insulator bowl opening towards.
In the present embodiment, described sliding tray 31 is two helicla flutes that rotation direction is contrary; The tail end of two clamp handles 11 all is fixed with helicla flute and is socketed in the sleeve pipe 3 on described drive link 2, and two spiral fluted rotation directions are contrary; Because locking piece 32 is fixed in helicla flute, drive the move toward one another of sleeve pipe 3 when drive link 2 rotation, thereby realize the folding of jaw 12; Wherein, the rotation of drive link 2 can be driven by insulating bar during live line working.
In the present embodiment, the two ends of described drive link 2 are detachable the connection with described connector 4; Because connector 4 be detachable connected mode with drive link 2, but so pin pulling clamp 1, drive link 2 and the parts that connector 4 is independent separate, be convenient to the replacing when a certain parts damages, the saving use cost; Concrete mode as for detachable connection has been conventionally known to one of skill in the art, does not repeat them here; Certainly, comparatively good in the mechanical performance of each parts, also connector 4 and drive link 2 can be designed to be permanently fixed formula while not needing to consider to change and be connected, for example weld.
In the present embodiment, described locking piece 32 is the scalable alignment pin advanced in described drive link 2; Locking piece 32 adopts alignment pin, convenient operation; 2 of alignment pin and drive links are provided with spring to realize the flexible of alignment pin, when alignment pin stretches when interior into drive link 2, remove its restriction to sleeve pipe 3, facilitate separating of pin pulling clamp 1 and drive link 2; Certainly, in order to realize said function, locking piece 32 can be also the housing screw be screwed on described drive link 2, and the housing screw of outwarding winding also can be removed its restriction to sleeve pipe 3.
In the present embodiment, the connecting plate that described connector 4 has spaced projection 41 for surperficial outer rim, have connecting hole 42 on described connecting plate; As shown in Figure 1, connector 4 is circular connecting plate, and one of them surperficial outer rim tool is spaced protruding 41, between projection 41, forms groove; The design of these projections 41, groove and the respective outer side edges of insulating bar connector, make between the two to form stable connection, 42 being spirally connected for the two of connecting hole.
In the present embodiment, be connected with an extension spring 5 between the rear end of described two clamp handles 11; Existing pin removal relies on people's the power of holding fully to the chucking power of insulator spring pin, so exist, chucking power is little, clamping is difficult to firm lasting disadvantage; As shown in Figure 2, after between the rear end of two clamp handles 11, connecting extension spring 5, while not being subject to external force, two jaws 12 are closure state or part state a little under extension spring 5 effects, during live line working, sleeve pipe 3 overcomes backward outer the pulling open of extension spring 5 elastic force, make two jaws open and be clipped on spring catch, now eliminate external force, due to the effect of extension spring 5, jaw 12 is closed up gradually, thereby tightly spring catch is clamped.
In the present embodiment, the turning 8 of described two clamp handles 11 is 135 degree; The angle of adjacent part when as shown in Figure 3, turning 8 is clamp handle 11 formation " Z " shape structure.
In the present embodiment, the horizontal vertical of the jaw 12 of the rear end of described clamp handle 11 and described pin pulling clamp 1 distance 9 is 30 millimeters; Distance when as shown in Figure 3, horizontal vertical distance 9 is clamp handle 11 formation " Z " shape structure between the lower surface of two parallel portion.
In the present embodiment, described insulator is 20 centimetres by the entire length 10 of pin removal; As shown in Figure 3, entire length 10 is jaw 12 front ends to the outer peripheral length of connector 4; When calculating live working tools effective and safe length, consider the margin of safety of 30 centimetres, this nargin is exactly the length of metal part short circuit air gap, directly affects the safety of operating personnel and equipment; Therefore, the bulk of whole pin removal can not surpass this value, 20 centimetres of this pin removal total lengths.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (10)
1. an insulator pin removal, comprise pin pulling clamp (1) and drive link (2), it is characterized in that: the tail end of two clamp handles (11) of described pin pulling clamp (1) all is fixed with band sliding tray (31) and is socketed in the sleeve pipe (3) on described drive link (2), described drive link (2) is provided with the locking piece (32) coordinated with described sliding tray (31), described clamp handle (11) is " Z " shape, and the two ends of described drive link (2) are equipped with the connector (4) for being connected with insulating bar.
2. insulator pin removal according to claim 1, it is characterized in that: described sliding tray (31) is two helicla flutes that rotation direction is contrary.
3. insulator pin removal according to claim 2 is characterized in that: an end of described drive link (2) or two ends are detachable the connection with described connector (4).
4. insulator pin removal according to claim 3 is characterized in that: described locking piece (32) is the scalable alignment pin advanced in described drive link (2).
5. insulator pin removal according to claim 3 is characterized in that: described locking piece (32) is for being screwed in the housing screw on described drive link (2).
6. insulator pin removal according to claim 4 is characterized in that: described connector (4), for surperficial outer rim has the connecting plate of spaced projection (41), has connecting hole (42) on described connecting plate.
7. according to the described insulator pin removal of any one in claim 1 to 6, it is characterized in that: be connected with an extension spring (5) between the rear end of described two clamp handles (11).
8. insulator pin removal according to claim 7, it is characterized in that: the turning (8) of described two clamp handles (11) is the 120-150 degree.
9. insulator pin removal according to claim 8 is characterized in that: the horizontal vertical distance (9) of the jaw (12) of the rear end of described clamp handle (11) and described pin pulling clamp (1) is the 25-35 millimeter.
10. insulator pin removal according to claim 9 is characterized in that: described insulator is 18-22 centimetre by the entire length (10) of pin removal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320484199 CN203352059U (en) | 2013-08-08 | 2013-08-08 | Pin puller for insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320484199 CN203352059U (en) | 2013-08-08 | 2013-08-08 | Pin puller for insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203352059U true CN203352059U (en) | 2013-12-18 |
Family
ID=49751910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320484199 Expired - Lifetime CN203352059U (en) | 2013-08-08 | 2013-08-08 | Pin puller for insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203352059U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786156A (en) * | 2016-12-30 | 2017-05-31 | 国家电网公司 | Stroke momentum split-pin device |
| CN109244940A (en) * | 2018-10-24 | 2019-01-18 | 国网四川省电力公司南充供电公司 | Novel pin remover for earth potential live replacing anti-pollution type insulator |
-
2013
- 2013-08-08 CN CN 201320484199 patent/CN203352059U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786156A (en) * | 2016-12-30 | 2017-05-31 | 国家电网公司 | Stroke momentum split-pin device |
| CN106786156B (en) * | 2016-12-30 | 2018-08-03 | 国家电网公司 | Stroke momentum split-pin device |
| CN109244940A (en) * | 2018-10-24 | 2019-01-18 | 国网四川省电力公司南充供电公司 | Novel pin remover for earth potential live replacing anti-pollution type insulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131218 |