CN204333734U - Central-positioned switch cabinet grounding device - Google Patents
Central-positioned switch cabinet grounding device Download PDFInfo
- Publication number
- CN204333734U CN204333734U CN201420768569.8U CN201420768569U CN204333734U CN 204333734 U CN204333734 U CN 204333734U CN 201420768569 U CN201420768569 U CN 201420768569U CN 204333734 U CN204333734 U CN 204333734U
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- CN
- China
- Prior art keywords
- grounding
- wafer
- switch cabinet
- grounded bracket
- push rod
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- Expired - Fee Related
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Abstract
The utility model relates to a kind of central-positioned switch cabinet grounding device, comprise grounded bracket, ground plate, grounding wafer, wire and ground connection, maintenance assembly is provided with between grounding wafer and grounded bracket, assembly is kept to comprise housing, spring and push rod, housing lower end is fixed on grounded bracket, push rod and spring are all arranged in housing, the lower surface of push rod top and grounding wafer against, push rod bottom is connected with the bottom surface of enclosure interior by spring, spring is compressive state, grounding wafer one end and grounded bracket hinged, the grounding wafer other end is connected with one end of wire, the other end of wire is connected with ground connection.This central-positioned switch cabinet grounding device is arranged on median septum, grounding wafer is fitted with the earthing bar below circuit breaker chassis and is contacted, and can by the laminating tightness regulating stop nut to control grounding wafer and earthing bar, ensure that switch cabinet main grounding system reliability of operation thus, ensure that the safety of operating personnel.
Description
Technical field
The utility model relates to a kind of central-positioned switch cabinet grounding device.
Background technology
The circuit breaker of intermediate switchgear cabinet (or isolation, PT) handcart will realize from the movement between experimental site and service position in switch cubicle, in national standard, specify that handcart all wants reliable ground in experimental site, service position or moving process, and the ground connection of handcart is all realized by handcart chassis wheel and switch cubicle rail contact in existing intermediate switchgear cabinet, due to this earthing mode, to there is contact resistance large, contact insecure problem, so the personal safety of operating personnel can not be ensured.
Utility model content
The technical problems to be solved in the utility model is: large in order to overcome contact resistance between the earthing device of prior art and handcart, contacts insecure deficiency, provides a kind of central-positioned switch cabinet grounding device.
The utility model solves the technical scheme that its technical problem adopts: a kind of central-positioned switch cabinet grounding device, comprise grounded bracket, ground plate, grounding wafer, wire and ground connection, described ground plate is arranged on grounded bracket, maintenance assembly is provided with between described grounding wafer and grounded bracket, described maintenance assembly comprises housing, spring and push rod, described housing lower end is fixed on grounded bracket, described push rod and spring are all arranged in housing, the lower surface of described push rod top and grounding wafer against, push rod bottom is connected with the bottom surface of enclosure interior by spring, described spring is compressive state, described grounding wafer one end and grounded bracket hinged, the grounding wafer other end is connected with one end of wire, the other end of described wire is connected with ground connection.
Particularly, the upper surface of described grounding wafer is provided with three arch sheet metals, is positioned at middle sheet metal a little more than two sheet metals being positioned at its both sides in three arch sheet metals.
Particularly, one end that described grounding wafer is connected with wire is provided with stop nut, and described stop nut is positioned at below grounded bracket.
Particularly, described outside is provided with external screw thread, and described grounded bracket is provided with screwed hole, and described housing is threaded with grounded bracket by screwed hole.
Particularly, described wire is braiding copper cash.
Particularly, the joint face of described push rod and grounding wafer is arc surface.
The beneficial effects of the utility model are, this central-positioned switch cabinet grounding device is arranged on median septum, grounding wafer is fitted with the earthing bar below circuit breaker chassis and is contacted, and can by the laminating tightness regulating stop nut to control grounding wafer and earthing bar, arch sheet metal is directly increased at grounding wafer and earthing bar, ensure that earthing bar contacts all the time well with grounding wafer, ensure that switch cabinet main grounding system reliability of operation thus, ensure that the safety of operating personnel.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of the utility model central-positioned switch cabinet grounding device;
In figure: 1. grounded bracket, 2. grounding wafer, 3. ground plate, 4. sheet metal, 5. wire, 6. ground connection, 7. housing, 8. push rod, 9. spring, 10. stop nut.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of central-positioned switch cabinet grounding device, comprise grounded bracket 1, ground plate 3, grounding wafer 2, wire 5 and ground connection 6, described ground plate 3 is arranged on grounded bracket 1, maintenance assembly is provided with between described grounding wafer 2 and grounded bracket 1, described maintenance assembly comprises housing 7, spring 9 and push rod 8, described housing 7 lower end is fixed on grounded bracket 1, described push rod 8 and spring 9 are all arranged in housing 7, the lower surface of described push rod 8 top and grounding wafer 2 against, push rod 8 bottom is connected with the bottom surface of housing 7 inside by spring 9, described spring 9 is in compressive state, described grounding wafer 2 one end and grounded bracket 1 hinged, grounding wafer 2 other end is connected with one end of wire 5, the other end of described wire 5 is connected with ground connection 6.
Particularly, the upper surface of described grounding wafer 2 is provided with in three arch sheet metals, 4, three arch sheet metals 4 and is positioned at middle sheet metal 4 a little more than two sheet metals 4 being positioned at its both sides.
Arch sheet metal 4 is mainly in order to increase the connection tightness between grounding wafer 2 and earthing bar, and after the sheet metal 4 of centre is ineffective, the sheet metal 4 being positioned at its both sides can play suppletion.
Particularly, one end that described grounding wafer 2 is connected with wire 5 is provided with stop nut 10, and described stop nut 10 is positioned at below grounded bracket 1.
Stop nut 10 is also used to the connection tightness between regulated ground contact 2 and earthing bar, is used for controlling the minimum range between grounding wafer 2 and earthing bar.
Particularly, described housing 7 outside is provided with external screw thread, and described grounded bracket 1 is provided with screwed hole, and described housing 7 is threaded with grounded bracket 1 by screwed hole.
Particularly, described wire 5 is braiding copper cash.
Particularly, described push rod 8 is arc surface with the joint face of grounding wafer 2.
Compared with prior art, this central-positioned switch cabinet grounding device is arranged on median septum, grounding wafer 2 is fitted with the earthing bar below circuit breaker chassis and is contacted, and can by the laminating tightness regulating stop nut 10 to control grounding wafer 2 and earthing bar, arch sheet metal 4 is directly increased at grounding wafer 2 and earthing bar, ensure that earthing bar contacts all the time well with grounding wafer 2, ensure that switch cabinet main grounding system reliability of operation thus, ensure that the safety of operating personnel.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on specification, must determine its technical scope according to right.
Claims (6)
1. a central-positioned switch cabinet grounding device, it is characterized in that, comprise grounded bracket (1), ground plate (3), grounding wafer (2), wire (5) and ground connection (6), described ground plate (3) is arranged on grounded bracket (1), maintenance assembly is provided with between described grounding wafer (2) and grounded bracket (1), described maintenance assembly comprises housing (7), spring (9) and push rod (8), described housing (7) lower end is fixed on grounded bracket (1), described push rod (8) and spring (9) are all arranged in housing (7), the lower surface of described push rod (8) top and grounding wafer (2) against, push rod (8) bottom is connected by the bottom surface that spring (9) is inner with housing (7), described spring (9) is in compressive state, described grounding wafer (2) one end and grounded bracket (1) hinged, grounding wafer (2) other end is connected with one end of wire (5), the other end of described wire (5) is connected with ground connection (6).
2. central-positioned switch cabinet grounding device as claimed in claim 1, it is characterized in that, the upper surface of described grounding wafer (2) is provided with three arch sheet metals (4), is positioned at middle sheet metal (4) a little more than two sheet metals (4) being positioned at its both sides in three arch sheet metals (4).
3. central-positioned switch cabinet grounding device as claimed in claim 1, it is characterized in that, one end that described grounding wafer (2) is connected with wire is provided with stop nut (10), and described stop nut (10) is positioned at grounded bracket (1) below.
4. central-positioned switch cabinet grounding device as claimed in claim 1, it is characterized in that, described housing (7) outside is provided with external screw thread, described grounded bracket (1) is provided with screwed hole, and described housing (7) is threaded with grounded bracket (1) by screwed hole.
5. central-positioned switch cabinet grounding device as claimed in claim 1, is characterized in that, described wire (5) is braiding copper cash.
6. central-positioned switch cabinet grounding device as claimed in claim 1, is characterized in that, described push rod (8) is arc surface with the joint face of grounding wafer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420768569.8U CN204333734U (en) | 2014-12-01 | 2014-12-01 | Central-positioned switch cabinet grounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420768569.8U CN204333734U (en) | 2014-12-01 | 2014-12-01 | Central-positioned switch cabinet grounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204333734U true CN204333734U (en) | 2015-05-13 |
Family
ID=53170051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420768569.8U Expired - Fee Related CN204333734U (en) | 2014-12-01 | 2014-12-01 | Central-positioned switch cabinet grounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204333734U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654618A (en) * | 2016-12-05 | 2017-05-10 | 上海君屹工业自动化股份有限公司 | Car body part grounding apparatus |
| CN107508188A (en) * | 2017-08-14 | 2017-12-22 | 上海广电电气(集团)股份有限公司 | A kind of earthed system for switch cubicle |
| CN110994431A (en) * | 2019-12-13 | 2020-04-10 | 徐杰 | Low-voltage switch cabinet capable of being temporarily grounded |
-
2014
- 2014-12-01 CN CN201420768569.8U patent/CN204333734U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654618A (en) * | 2016-12-05 | 2017-05-10 | 上海君屹工业自动化股份有限公司 | Car body part grounding apparatus |
| CN107508188A (en) * | 2017-08-14 | 2017-12-22 | 上海广电电气(集团)股份有限公司 | A kind of earthed system for switch cubicle |
| CN110994431A (en) * | 2019-12-13 | 2020-04-10 | 徐杰 | Low-voltage switch cabinet capable of being temporarily grounded |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20161201 |