CN205230885U - Put plum blossom contact dismouting device of formula switch in transformer substation - Google Patents
Put plum blossom contact dismouting device of formula switch in transformer substation Download PDFInfo
- Publication number
- CN205230885U CN205230885U CN201520927197.3U CN201520927197U CN205230885U CN 205230885 U CN205230885 U CN 205230885U CN 201520927197 U CN201520927197 U CN 201520927197U CN 205230885 U CN205230885 U CN 205230885U
- Authority
- CN
- China
- Prior art keywords
- support
- chuck
- push rod
- claw
- plum blossom
- 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
Links
- 210000000078 claw Anatomy 0.000 claims description 28
- 238000012856 packing Methods 0.000 claims description 7
- 239000000725 suspension Substances 0.000 claims description 5
- 238000005253 cladding Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
Abstract
The utility model provides a put plum blossom contact dismouting device of formula switch in transformer substation, it includes the support, push away set, ejector pin, chuck and jack catch, the articulated linking arm that sets up a pair of outside extension in a side end face of support, the central through -hole of wearing to adorn the ejector pin that sets up of support, the ejector pin pierced through in proper order respectively and pushed away set, support and chuck, and it is articulated continuous with the linking arm that the support corresponds respectively to push away the relative both sides of cover, and the one end fixed connection of ejector pin sheathes in pushing away, chuck fixed connection keeps away from the opposite side terminal surface that pushes away the cover at the support, and one end that the ejector pin pierced through the chuck sets up the plunger tip, the jack catch inlays the dress in the chuck, and the jack catch encircles the periphery of cladding at the plunger tip. The utility model discloses operating time has been saved to convenient quick dismouting plum blossom contact, has reduced intensity of labour, has improved work efficiency.
Description
Technical field
The utility model relates to a kind of attaching/detaching apparatus of contact, belongs to the dismantling device technical field of power equipment accessory.
Background technology
Mume flower contact is one widely used basic fittings in power equipment, it mainly comprises bracing frame, extension spring and multiple fingertip, and bracing frame is annular solid, arranges multiple fingertip in annular solid, the outer wall at annular solid two ends offers annular groove respectively, and extension spring is arranged in annular groove.In use, fingertip long-time running surface in big current situation can form layer of oxide layer, causes contact resistance to increase, and contact is generated heat and even burns contact, therefore need often to overhaul.
When staff carries out dismounting, need firmly be pressed in contact front portion, the tight Shu Li simultaneously overcoming the extension spring of rear end struts contact, completes dismounting.Complete this process needs many people to coordinate usually simultaneously, and the loaded down with trivial details construction intensity of technique is large, wastes time and energy; Fingertip can be caused in disassembly process to be out of shape simultaneously, also easily destroy the silver coating of conductive contact surfaces, produce potential safety hazard.
Utility model content
The purpose of this utility model is the drawback for prior art, provides the dismounting plum blossom contact device of a kind of transformer station middle switch, fast assembling-disassembling contact, prevents the damage to contact in disassembly process simultaneously, reduces costs, and ensures safety.
For achieving the above object, the utility model adopts following technical scheme:
The dismounting plum blossom contact device of a kind of transformer station middle switch, it comprises support, pushing sleeve, push rod, chuck and claw, one side end face of described support is hinged arranges a pair outward extending linking arm, carriage center arranges the through hole installing push rod, described push rod is perforated through pushing sleeve, support and chuck respectively successively, corresponding with the support respectively linking arm in the both sides that pushing sleeve is relative is hinged and connected, and one end of push rod is fixedly connected on pushing sleeve; Described chuck is fixedly connected on the opposite side end face of support away from pushing sleeve, and one end that push rod penetrates chuck arranges plunger tip, and described claw is inlaid in chuck, the wrapped periphery overlaying on plunger tip of dog rings.
The dismounting plum blossom contact device of above-mentioned transformer station middle switch, described chuck is sleeved on push rod, and chuck is away from an annular slot side end face of support being offered an equipped claw.
The dismounting plum blossom contact device of above-mentioned transformer station middle switch, described claw comprises multiple wedge, one end of described wedge is circumferentially uniform to be inlaid in annular slot, the other end suspension of wedge, be looped around the periphery of push rod and plunger tip, the elastic ring that the periphery cuff of one end of claw suspension prevents wedge from extending out.
The dismounting plum blossom contact device of above-mentioned transformer station middle switch, arranges packing ring between support and chuck.
The dismounting plum blossom contact device of above-mentioned transformer station middle switch, arranges the adjusting sleeve be sleeved on push rod between described pushing sleeve and support.
The beneficial effects of the utility model are:
The dismounting plum blossom contact device of a kind of transformer station described in the utility model middle switch, closed claw is inserted to the centre bore of Mume flower contact, open claw by push rod plunger tip sinciput and strut Mume flower contact, dismounting Mume flower contact easily and fast, save the operating time, reduce labour intensity, improve operating efficiency.
Adjusting sleeve is arranged between pushing sleeve and support, and when pushing sleeve driven forward push rod, push rod will not readvance after moving forward to adjusting sleeve and the position of support phase apical grafting, control the opening angle of claw, prevent the inwall of Mume flower contact impaired.By the adjustment position of adjusting sleeve on push rod, increase the scope of application of attaching/detaching apparatus.
Between support and chuck, packing ring is set, reduces the friction between support and chuck, prevent impaired, available protecting part.Support arranges handle, and handled easily personnel grip, and are conducive to operation force.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is the structural representation of (claw opens) under the utility model using state,
Fig. 2 is the structural representation of (claw closes) under the utility model normality.
In figure, each list of reference numerals is: 1, handle, 2, support, 3, pushing sleeve, 4, chuck, 5, elastic ring, 6, packing ring, 7, claw, 8, adjusting sleeve, 9, push rod, 10, connecting plate, 11, plunger tip.
Embodiment
The structure of the dismounting plum blossom contact device of transformer station's middle switch, referring to a Fig. 1 and Fig. 2, mainly comprises support 2, pushing sleeve 3, push rod 9, chuck 4 and claw 7.Described support 2, pushing sleeve 3 and chuck 4 are all sleeved on push rod 9, and described claw 7 is fitted on chuck 4.
Described support 2 comprises a cylindrical shell and a pair linking arm, and through hole is offered at the center of described cylindrical shell, for installing push rod 9.A pair linking arm is oppositely disposed on the lateral wall of cylindrical shell, and one end of linking arm is hinged is arranged on cylindrical shell one side end face, and the other end of linking arm stretches out with the direction away from cylindrical shell.At the end connecting handle 1 of linking arm, handled easily personnel grip.
Described push rod 9 is installed in the through hole of the cylindrical shell of support 2, and the body of rod of push rod 9 is the little multidiameter in large one end, one end, and the diameter of the large end of multidiameter is not more than the through-hole aperture that the cylindrical shell of support 2 is offered, and ensures that push rod 9 moves axially smoothly in the through hole of support 2.The small end of push rod 9 is set to threaded rod, and the end of the large end of push rod 9 arranges a plunger tip 11, and described plunger tip 11 is a cone, and the large end of cone is fixedly connected with the large end end of push rod 9, and the body of rod of described cone and push rod 9 is coaxially arranged.
Described pushing sleeve 3 is socketed in the small end of push rod 9, pushing sleeve 3 is a sleeve, the diameter of bore of sleeve is corresponding with the end diameter of push rod 9, the small end of push rod 9 is fixedly connected with pushing sleeve 3, in the present embodiment, the endoporus of pushing sleeve 3 is set to be threaded with the small end of push rod 9, also can adopts other fixed forms such as welding, riveted joint.A pair connecting plate 10 is set in the both sides that pushing sleeve 3 is relative, a pair linking arm one_to_one corresponding of connecting plate 10 and support 2, one end of described connecting plate 10 is hinged on the lateral wall of pushing sleeve 3, and the other end of connecting plate 10 is respectively on the hinged linking arm being arranged on support 2 side corresponding thereto.
Push rod 9 small end, be also arranged with adjusting sleeve 8 between pushing sleeve 3 and the cylindrical shell of support 2, the external diameter of adjusting sleeve 8 is greater than the aperture of the through hole of cylindrical shell, when after push rod 9 forward axial motion to adjusting sleeve 8 and support 2 phase apical grafting, push rod 9 can not move forward again, limit the axial displacement of push rod 9 with this, ensure the axial location of plunger tip 11, the angle that adjustment claw extends out, adapt to the aperture of the centre bore of Mume flower contact, ensure that silver coating is damaged.Adjusting sleeve 8 and push rod 9 are for being threaded, and shift position easily on push rod 9, adapts to the different aperture of different model.
Described chuck 4 is set in the large end of push rod 9, and push rod 9 can axially be free to slide in chuck 4.Between chuck 4 and support 2, be fixedly installed packing ring 6, an end face of packing ring 6 is fixedly connected with the side end face of the cylindrical shell of support 2 away from pushing sleeve; The other end of packing ring 6 and a side end face of chuck 4 are closely abutted against, and the opposite side end face of chuck 4 offers an annular slot, and described annular slot is used for equipped claw 7.
Described claw 7 is to extend out the claw-type structure that can draw in.Claw 7 comprises multiple wedge, and multiple wedge is circumferentially uniform to be inlaid in chuck, by push rod 9 and plunger tip 11 around being coated on wherein.The similar right-angled triangle in longitudinal section of described wedge, one of them acute angle place of wedge arranges round end, to be convenient to clamp to the annular slot of chuck and wedge can be kept to rotate around round end; One end, right angle and the suspension of another acute ends.Time equipped, the hypotenuse of wedge is arranged on inner side, and the right-angle side in outside arranges one indenture near the position at right angle, and after the whole setting-in of wedge completes, at indenture position cuff one elastic ring 5, constraint suspension end, prevents wedge from disperseing to extend out.The present embodiment Elastic circle 5 adopts the end to end spring around city annulus, and other also can be adopted as rubber band or reed etc.
The course of work of the present utility model is:
First according to the centre bore aperture of Mume flower contact, adjusting sleeve 8 is threaded to the correct position of push rod 9, what control claw 7 extends out angle.Ensure that claw 7 can strut Mume flower contact, prevent from causing damage to Mume flower contact simultaneously.
Claw 7 is closed, insert in the centre bore of Mume flower contact, operating personnel hold handle 1 and inwardly grip force, and pushing sleeve 3, vertically near Mume flower contact, drives push rod 9 to move forward, plunger tip 11 moves forward, promote claw 7, wedge rotates around round end in annular slot, and claw 7 disperses outside expansion, Mume flower contact struts by the tight Shu Li overcoming extension spring in centre bore, completes dismounting fast.
Claims (5)
1. the dismounting plum blossom contact device of transformer station's middle switch, it is characterized in that, it comprises support (2), pushing sleeve (3), push rod (9), chuck (4) and claw (7), one side end face of described support (2) is hinged arranges a pair outward extending linking arm, support (2) center arranges the through hole installing push rod (9), described push rod (9) is perforated through pushing sleeve (3) respectively successively, support (2) and chuck (4), corresponding with support (2) the respectively linking arm in the both sides that pushing sleeve (3) is relative is hinged and connected, one end of push rod (9) is fixedly connected on pushing sleeve (3), described chuck (4) is fixedly connected on the opposite side end face of support (2) away from pushing sleeve (3), one end that push rod (9) penetrates chuck (4) arranges plunger tip (11), described claw (7) is inlaid in chuck (4), and claw (7) is around the periphery being coated on plunger tip (11).
2. the dismounting plum blossom contact device of a kind of transformer station according to claim 1 middle switch, it is characterized in that, described chuck (4) is sleeved on push rod (9), the side end face of chuck (4) away from support (2) is offered the annular slot of an equipped claw (7).
3. the dismounting plum blossom contact device of a kind of transformer station according to claim 2 middle switch, it is characterized in that, described claw (7) comprises multiple wedge, one end of described wedge is circumferentially uniform to be inlaid in annular slot, the other end suspension of wedge, be looped around the periphery of push rod (9) and plunger tip (11), the elastic ring (5) that the periphery cuff of one end that claw (7) suspends prevents wedge from extending out.
4. the dismounting plum blossom contact device of a kind of transformer station according to claim 3 middle switch, is characterized in that, arrange packing ring (6) between support (2) and chuck (4).
5. the dismounting plum blossom contact device of a kind of transformer station according to claim 1 middle switch, is characterized in that, arranges the adjusting sleeve (8) be sleeved on push rod (9) between described pushing sleeve (3) and support (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520927197.3U CN205230885U (en) | 2015-11-19 | 2015-11-19 | Put plum blossom contact dismouting device of formula switch in transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520927197.3U CN205230885U (en) | 2015-11-19 | 2015-11-19 | Put plum blossom contact dismouting device of formula switch in transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205230885U true CN205230885U (en) | 2016-05-11 |
Family
ID=55905932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520927197.3U Expired - Fee Related CN205230885U (en) | 2015-11-19 | 2015-11-19 | Put plum blossom contact dismouting device of formula switch in transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205230885U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300098A (en) * | 2016-08-25 | 2017-01-04 | 国网河南西峡县供电公司 | A kind of chopper dismounting plum blossom contact device |
| CN111834147A (en) * | 2019-04-15 | 2020-10-27 | 平高集团有限公司 | Moving arc contact assembling and disassembling tool for circuit breaker |
-
2015
- 2015-11-19 CN CN201520927197.3U patent/CN205230885U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300098A (en) * | 2016-08-25 | 2017-01-04 | 国网河南西峡县供电公司 | A kind of chopper dismounting plum blossom contact device |
| CN111834147A (en) * | 2019-04-15 | 2020-10-27 | 平高集团有限公司 | Moving arc contact assembling and disassembling tool for circuit breaker |
| CN111834147B (en) * | 2019-04-15 | 2023-03-31 | 平高集团有限公司 | Moving arc contact assembling and disassembling tool for circuit breaker |
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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: 20160511 Termination date: 20191119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |