CN205335094U - Aerify cabinet and isolator and moving contact thereof - Google Patents
Aerify cabinet and isolator and moving contact thereof Download PDFInfo
- Publication number
- CN205335094U CN205335094U CN201521123015.3U CN201521123015U CN205335094U CN 205335094 U CN205335094 U CN 205335094U CN 201521123015 U CN201521123015 U CN 201521123015U CN 205335094 U CN205335094 U CN 205335094U
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- China
- Prior art keywords
- fingertip
- moving contact
- radiating surface
- contact
- positioning convex
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- 230000003068 static effect Effects 0.000 claims description 27
- 238000002955 isolation Methods 0.000 claims description 21
- 230000005855 radiation Effects 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 abstract 6
- 239000006185 dispersion Substances 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The utility model relates to an aerify cabinet and isolator and moving contact thereof. This moving contact includes that two at least rotary circumference along the moving contact parallel the finger that touches that sets up, it touches that the finger is first respectively and touches indicating and the second touches the finger to define adjacent two, first touch indicate to go up touch the adjacent one side of finger with the second and be equipped with first cooling surface, the second touches to indicate to go up and indicates with first touching that adjacent one side is equipped with the second cooling surface, firstly touch that to be provided with the location on the finger protruding, the second is provided with and fixes a position the block cooperation of protruding location so that first cooling surface and second cooling surface interval set up and then make the protruding cooperation portion that forms radiating gap between first cooling surface and the second cooling surface on touching the finger. Location arch and protruding cooperation portion block location have made things convenient for the installation of touching the finger. In addition, location arch and location fit portion block location also make and touch the great deformation of rotary circumference emergence that the moving contact can not followed to the finger in the uses to guarantee radiating gap.
Description
Technical field
This utility model relates to a kind of gas-filling cabinet and isolation switch thereof and moving contact。
Background technology
In the area that height above sea level is higher, weather conditions complexity is various, and atmospheric pressure is less, generally requires the gas insulating enclosed switch equipment of insulating properties and good airproof performance, namely gas-filling cabinet。Tri-station isolating switch it is provided with in gas-filling cabinet。Tri-station isolating switch has Direct Action Type and rotary two kinds, and the overall dimensions of direct-acting three-working-position isolation is big, in the occasion of limited space, generally adopts rotary tri-station isolating switch。Rotary tri-station isolating switch has moving contact, static contact and grounding contact, realizes combined floodgate, separating brake and three kinds of functions of ground connection by the revolution of moving contact。
Application publication number is CN104810186A, and name is called a kind of moving-contact unit and uses the three-station of this moving-contact unit。Described three-station is rotary three-station。Moving-contact unit includes fingertip unit and for fixing the fingertip support of fingertip unit, fingertip unit includes being parallel to four fingertips that the revolution circumference of moving-contact unit is set up in parallel, heat radiation gap it is provided with between two adjacent fingertips, the existence in gap increases the area of dissipation of moving-contact unit, is favorably improved the heat dispersion of moving-contact unit。But, each fingertip is after individually making, then is arranged on fingertip support, requires over the fingertip assembling with fingertip support when mounted to obtain described heat radiation gap, so making adjacent fingertip be easy to stick together mutually, this brings very big inconvenience to the installation of fingertip。Additionally, after used a period of time, adjacent fingertip can cannot ensure heat radiation gap because of deformation。
Utility model content
The purpose of this utility model is in that the technical problem installing inconvenience providing a kind of moving contact to cause to solve adjacent fingertip easily to stick together mutually。The purpose of this utility model also resides in offer one isolation switch and gas-filling cabinet。
The technical scheme of moving contact of the present utility model: a kind of moving contact, including at least two revolution fingertip that is set up in parallel of circumference along moving contact, define adjacent two fingertips respectively the first fingertip and the second fingertip, side adjacent with the second fingertip on first fingertip is provided with the first radiating surface, side adjacent with the first fingertip on second fingertip is provided with the second radiating surface, it is characterized in that: the first fingertip is provided with positioning convex, second fingertip is provided with and coordinates with positioning convex location block so that the first radiating surface and the second radiating surface interval arrange and then make to be formed between the first radiating surface and the second radiating surface the male cooperation portion in heat radiation gap。
First fingertip and the second fingertip are fingertip that the revolution axial direction along moving contact arranges to structure, are provided with back-moving spring between two fingertips of fingertip centering, positioning convex and male cooperation portion can on the revolution axial direction of moving contact relative sliding。
Male cooperation portion is protruding, and positioning convex and male cooperation portion are all formed in one with fingertip。
First radiating surface and the second radiating surface be arranged in parallel。
The technical scheme of gas-filling cabinet of the present utility model: a kind of gas-filling cabinet, including gas tank, gas tank includes upper chamber, isolation switch is located in upper chamber, isolation switch includes moving contact and static contact, moving contact includes at least two circumferential fingertip being set up in parallel of revolution along moving contact, define adjacent two fingertips respectively the first fingertip and the second fingertip, side adjacent with the second fingertip on first fingertip is provided with the first radiating surface, side adjacent with the first fingertip on second fingertip is provided with the second radiating surface, it is characterized in that: the first fingertip is provided with positioning convex, second fingertip is provided with positioning convex location block coordinate so that the first radiating surface and the second radiating surface interval arrange and then make to be formed between the first radiating surface and the second radiating surface the male cooperation portion in heat radiation gap。
First fingertip and the second fingertip are fingertip that the revolution axial direction along moving contact arranges to structure, are provided with back-moving spring between two fingertips of fingertip centering, positioning convex and male cooperation portion can on the revolution axial direction of moving contact relative sliding。
Male cooperation portion is protruding, and positioning convex and male cooperation portion are all formed in one with fingertip。
Gas tank is divided into upper chamber and lower chamber by dividing plate, isolation switch is tri-station isolating switch, isolation switch includes moving contact, static contact and grounding contact, grounding contact and moving contact are installed on dividing plate, dividing plate is located at by the operating mechanism rotated for handling moving contact, static contact is located on the sidewall of upper chamber, and the power shaft for longitudinal controller input power is threaded onto the sidewall of the upper chamber with static contact homonymy。
Magnet fluid sealing is adopted between power shaft and the sidewall of upper chamber。
The technical scheme of isolation switch of the present utility model: a kind of isolation switch, including moving contact and static contact, moving contact includes at least two circumferential fingertip being set up in parallel of revolution along moving contact, define adjacent two fingertips respectively the first fingertip and the second fingertip, side adjacent with the second fingertip on first fingertip is provided with the first radiating surface, side adjacent with the first fingertip on second fingertip is provided with the second radiating surface, it is characterized in that: the first fingertip is provided with positioning convex, second fingertip is provided with and coordinates with positioning convex location block so that the first radiating surface and the second radiating surface interval arrange and then make to be formed between the first radiating surface and the second radiating surface the male cooperation portion in heat radiation gap。
Usefulness of the present utility model: adjacent fingertip is respectively defined as the first fingertip and the second fingertip, positioning convex on first fingertip and the male cooperation portion on the second fingertip position block mutually and coordinate, first radiating surface and the second radiating surface interval are arranged, and then first form heat radiation gap between radiating surface and the second radiating surface, positioning convex facilitates the installation of fingertip with male cooperation portion block location。Additionally, positioning convex and positioning match part block location also make in use fingertip along the revolution circumference of moving contact, bigger deformation will not occur, thus ensureing heat radiation gap。
Further, positioning convex and male cooperation portion can on the axial direction of moving contact relative sliding, namely make the adjacent fingertip can relative sliding along the revolution axial direction of moving contact。When moving contact contacts with static contact, during the contact surface out-of-flatness of static contact and moving contact, each fingertip of moving contact can along the revolution axial direction of moving contact relative sliding firm to ensure to contact with static contact。And, on adjacent fingertip, only positioning convex contacts with male cooperation portion, therefore it is little that adjacent fingertip frictional force of relative sliding along the axial direction of moving contact compares the frictional force of relative sliding when adjacent fingertip fits together completely, and this helps to ensure that moving contact is firm with contacting of static contact。
Further, male cooperation portion is protruding, and positioning convex and male cooperation portion are all formed in one with fingertip, and this makes the structure of each fingertip identical, not only increases the interchangeability of fingertip, it helps batch making fingertip。
Accompanying drawing explanation
Fig. 1 is the structural representation of gas-filling cabinet in the embodiment of gas-filling cabinet in this utility model；
Fig. 2 is the partial enlarged drawing at A place in Fig. 1；
Fig. 3 is the partial enlarged drawing at B place in Fig. 1；
Fig. 4 is the top view of Fig. 1。
In figure: 1, upper chamber；2, moving contact；3, static contact；4, grounding contact；5, dividing plate；6, static contact installing rack；7, case insulator is worn；8, operating mechanism；9, operating mechanism installing rack；10, grounding contact installing rack；11, power shaft；12, fingertip；13, fingertip support；14, heat radiation gap；15, positioning convex；16, magnet fluid sealing。
Detailed description of the invention
In this utility model, the embodiment of gas-filling cabinet is as Figure 1-4。Gas-filling cabinet includes gas tank, and gas tank is divided into upper chamber 1 and lower chamber by dividing plate。Isolation switch is located in upper chamber, and isolation switch is tri-station isolating switch, and isolation switch includes the three-phases such as A, B and C。Isolation switch includes moving contact 2, static contact 3 and grounding contact 4。Grounding contact 4 and moving contact 2 are installed on dividing plate 5, dividing plate 5 is located at by the operating mechanism 8 rotated for handling moving contact 2, static contact 3 is located on the sidewall of upper chamber 1, power shaft 11 for longitudinal controller 8 input power is threaded onto the sidewall of the upper chamber 1 with static contact 3 homonymy, moving contact 2 is installed on dividing plate 5 by wearing case insulator 7, grounding contact 4 is installed on dividing plate 5 by grounding contact installing rack 10, static contact 3 is to be installed on the sidewall of upper chamber 1 by static contact installing rack 6, operating mechanism 8 is installed on dividing plate 5 by operating mechanism installing rack 9。Magnet fluid sealing 16 is adopted between the sidewall of power shaft 11 and upper chamber 1, magnet fluid sealing compares the good airproof performance that traditional double-deck O RunddichtringO seals, contribute to reducing the leakage rate of the insulating gas in upper chamber 1, in addition, isolation switch in this utility model is revolving isolation switch, have only to just to operating mechanism 8 input power of three-phase, can therefore be had only to a magnet fluid sealing and just can realize the sealing of upper chamber 1 by a power shaft 11。Moving contact 2 includes four fingertips 12 being set up in parallel along the revolution circumference of moving contact 2, moving contact 2 also includes fingertip support 13, fingertip 12 is installed on fingertip support 13, define adjacent two fingertips respectively the first fingertip and the second fingertip, side adjacent with the second fingertip on first fingertip is provided with the first radiating surface, side adjacent with the first fingertip on second fingertip is provided with the second radiating surface, first fingertip is provided with positioning convex 15, second fingertip is provided with and positions block with positioning convex 15 and coordinate so that the first radiating surface and the second radiating surface interval arrange and then make to be formed between the first radiating surface and the second radiating surface the male cooperation portion in heat radiation gap, first fingertip and the second fingertip are the fingertip of the revolution axial direction layout along moving contact to structure, it is provided with back-moving spring between two fingertips of fingertip centering, positioning convex and male cooperation portion can on the revolution axial direction of moving contact relative sliding。The present embodiment protrusions auxiliary section is protruding, and positioning convex 15 and male cooperation portion are all formed in one with fingertip。Positioning convex 15 is located on fingertip 12 near the outer end place of fingertip 12。First radiating surface and the second radiating surface be arranged in parallel。Positioning convex and male cooperation portion can on the revolution axial direction of moving contact relative sliding, namely make the adjacent fingertip can relative sliding along the revolution axial direction of moving contact。When moving contact contacts with static contact, during the contact surface out-of-flatness of static contact and moving contact, each fingertip of moving contact can make moving contact 2 bigger with the contact area of static contact 3 by relative sliding on the revolution axial direction of moving contact, help to ensure that moving contact contacts with static contact firm, thus increasing current capacity, meanwhile, between adjacent fingertip, heat radiation gap 14 is also left, so can increase heat dispersion, be equally beneficial for increasing current capacity。In high altitude localities, due to rarefaction of air so the heat radiation of switchgear can be affected, with the upgrading of electrical network, the current capacity of gas-filling cabinet is also required that more and more higher by client, so such improvement is extremely necessary。In the present embodiment, can lengthening moving contact 2 according to actual needs, after moving contact 2 lengthens, the insulation distance between moving contact 2 and static contact 3 increases, thus improve the insulating properties of gas-filling cabinet。
In this utility model in other embodiments of gas-filling cabinet, moving contact includes at least two circumferential fingertip being set up in parallel of revolution along moving contact, and the quantity of fingertip is chosen according to actual needs。
In this utility model in other embodiments of gas-filling cabinet, positioning convex and fingertip are not integrated, and positioning convex is located on fingertip by modes such as welding。
Claims (10)
1. a moving contact, including at least two revolution fingertip that is set up in parallel of circumference along moving contact, define adjacent two fingertips respectively the first fingertip and the second fingertip, side adjacent with the second fingertip on first fingertip is provided with the first radiating surface, side adjacent with the first fingertip on second fingertip is provided with the second radiating surface, it is characterized in that: the first fingertip is provided with positioning convex, second fingertip is provided with and coordinates with positioning convex location block so that the first radiating surface and the second radiating surface interval arrange and then make to be formed between the first radiating surface and the second radiating surface the male cooperation portion in heat radiation gap。
2. moving contact according to claim 1, it is characterized in that: the first fingertip and the second fingertip are the fingertip of the revolution axial direction layout along moving contact to structure, be provided with back-moving spring between two fingertips of fingertip centering, positioning convex and male cooperation portion can on the revolution axial direction of moving contact relative sliding。
3. moving contact according to claim 1, it is characterised in that: male cooperation portion is protruding, and positioning convex and male cooperation portion are all formed in one with fingertip。
4. moving contact according to claim 1, it is characterised in that: the first radiating surface and the second radiating surface be arranged in parallel。
5. a gas-filling cabinet, including gas tank, gas tank includes upper chamber, isolation switch is located in upper chamber, isolation switch includes moving contact and static contact, moving contact includes at least two circumferential fingertip being set up in parallel of revolution along moving contact, define adjacent two fingertips respectively the first fingertip and the second fingertip, side adjacent with the second fingertip on first fingertip is provided with the first radiating surface, side adjacent with the first fingertip on second fingertip is provided with the second radiating surface, it is characterized in that: the first fingertip is provided with positioning convex, second fingertip is provided with positioning convex location block coordinate so that the first radiating surface and the second radiating surface interval arrange and then make to be formed between the first radiating surface and the second radiating surface the male cooperation portion in heat radiation gap。
6. gas-filling cabinet according to claim 5, it is characterized in that: the first fingertip and the second fingertip are the fingertip of the revolution axial direction layout along moving contact to structure, be provided with back-moving spring between two fingertips of fingertip centering, positioning convex and male cooperation portion can on the revolution axial direction of moving contact relative sliding。
7. gas-filling cabinet according to claim 5, it is characterised in that: male cooperation portion is protruding, and positioning convex and male cooperation portion are all formed in one with fingertip。
8. gas-filling cabinet according to claim 5, it is characterized in that: gas tank is divided into upper chamber and lower chamber by dividing plate, isolation switch is tri-station isolating switch, isolation switch includes moving contact, static contact and grounding contact, grounding contact and moving contact are installed on dividing plate, dividing plate is located at by the operating mechanism rotated for handling moving contact, and static contact is located on the sidewall of upper chamber, and the power shaft for longitudinal controller input power is threaded onto the sidewall of the upper chamber with static contact homonymy。
9. gas-filling cabinet according to claim 8, it is characterised in that: adopt magnet fluid sealing between power shaft and the sidewall of upper chamber。
10. an isolation switch, including moving contact and static contact, moving contact includes at least two circumferential fingertip being set up in parallel of revolution along moving contact, define adjacent two fingertips respectively the first fingertip and the second fingertip, side adjacent with the second fingertip on first fingertip is provided with the first radiating surface, side adjacent with the first fingertip on second fingertip is provided with the second radiating surface, it is characterized in that: the first fingertip is provided with positioning convex, second fingertip is provided with and coordinates with positioning convex location block so that the first radiating surface and the second radiating surface interval arrange and then make to be formed between the first radiating surface and the second radiating surface the male cooperation portion in heat radiation gap。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521123015.3U CN205335094U (en) | 2015-12-31 | 2015-12-31 | Aerify cabinet and isolator and moving contact thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521123015.3U CN205335094U (en) | 2015-12-31 | 2015-12-31 | Aerify cabinet and isolator and moving contact thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205335094U true CN205335094U (en) | 2016-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521123015.3U Active CN205335094U (en) | 2015-12-31 | 2015-12-31 | Aerify cabinet and isolator and moving contact thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205335094U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252142A (en) * | 2016-08-11 | 2016-12-21 | 珠海市可利电气有限公司 | Compact air insulation cabinet disconnecting switch structure |
| CN108390303A (en) * | 2018-05-08 | 2018-08-10 | 河南森源电气股份有限公司 | A kind of gas-filling cabinet three-station and gas-filling cabinet |
-
2015
- 2015-12-31 CN CN201521123015.3U patent/CN205335094U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252142A (en) * | 2016-08-11 | 2016-12-21 | 珠海市可利电气有限公司 | Compact air insulation cabinet disconnecting switch structure |
| CN108390303A (en) * | 2018-05-08 | 2018-08-10 | 河南森源电气股份有限公司 | A kind of gas-filling cabinet three-station and gas-filling cabinet |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |