CN105097370A - Safety clamping ring for low-voltage air switch of power system and application method of safety clamping ring - Google Patents
Safety clamping ring for low-voltage air switch of power system and application method of safety clamping ring Download PDFInfo
- Publication number
- CN105097370A CN105097370A CN201510592391.5A CN201510592391A CN105097370A CN 105097370 A CN105097370 A CN 105097370A CN 201510592391 A CN201510592391 A CN 201510592391A CN 105097370 A CN105097370 A CN 105097370A
- Authority
- CN
- China
- Prior art keywords
- snap ring
- air switch
- safe snap
- card
- safe
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
Landscapes
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention relates to a safety clamping ring for a low-voltage air switch of a power system. The safety clamping ring is of a U shape, through holes are respectively formed at one end part of two side parts of the safety clamping ring and used for matching with a tool box, a notch is formed on a connection part connecting the other end part of the two side parts along a length direction and used for stuffing a warning card, and the safety clamping ring is integrated formed by using an insulation material. The safety clamping ring has the advantages that the working safety and the working efficiency are improved, an accident can be effectively prevented, waste is reduced, and environmental protection is enhanced.
Description
Technical field
The present invention relates to power system security field, particularly relate to a kind of safe snap ring for electric power system low-voltage air switch and using method thereof.
Background technology
In electric power system, secondary circuit works, need to disconnect some air switches, after end-of-job, need timely recovery.The air switch temporarily disconnected for these needs to take certain methods clearly to identify technically, to prevent having people that these measures isolated are recovered, meanwhile, after end-of-job at work by mistake, also can be eye-catching find out which need recover, avoid omit.
The method that the existing safety measure for air switch adopts insulating tape to carry out pasting is carried out, and pastes isolation ratio comparatively arbitrarily, unsightly, insecure, inconvenient, dangerous, there is the risk of getting an electric shock, and all will waste the insulating tape of some at every turn, cause unnecessary waste and environmental pollution.
Summary of the invention
The object of the invention is for above weak point, provide a kind of safe snap ring for electric power system low-voltage air switch and using method thereof, realize plug and play.
The scheme that technical solution problem of the present invention adopts is: a kind of safe snap ring for electric power system low-voltage air switch, described safe snap ring is U-shaped, the one end portion of the both sides of this safe snap ring does not offer a through hole for matching with kit, and the connecting portion connecting the other end, both sides offers one along its length for filling in the notch of warning card; Described safe snap ring adopts insulating material to make and one-body molded.
Further, the material of described safe snap ring is plastics or rubber.
Further, the length of described safe snap ring connecting portion equals the height of the air switch be mated.
Further, the size of described notch and the size of described card match, and described card is rectangle, and described card are printed with " No switching on, someone works! " or " forbid separating brake, someone works! " printed words.
The present invention also provides a kind of using method of the safe snap ring for electric power system low-voltage air switch as described above, when safe snap ring does not use, described safe snap ring coordinates buckle through described through hole with outside tool box, is provided with the buckle portion coordinated with described through hole outside described tool box;
When safe snap ring uses, comprise the following steps:
Step S1: safe snap ring is taken out from tool box;
Step S2: the operating grip place safe snap ring being arranged in air switch, the both sides of described safe snap ring are attached at the upper/lower terminal of described air switch respectively, and the connecting portion of described safe snap ring is attached to the surface of described air switch;
A step S3: if the operate condition of the operating grip of present air switch is for closing a floodgate, takes out and being printed on that " forbid separating brake, someone works! " card fill in described notch; If the operate condition of the operating grip of present air switch is separating brake, takes out and be printed on that " No switching on, someone works! " card fill in described notch;
Step S4: after staff's end-of-job, takes off safe snap ring and to be stuck on tool box and card is put back in tool box.
Compared with prior art, the present invention has following beneficial effect: by safe snap ring in the course of the work, can improve air switch in the fail safe of the course of work with increase work efficiency; The generation more effectively avoiding accident is coordinated by safe snap ring and card; And safe snap ring and card can repeatedly reuse, cut the waste, be conducive to environmental protection.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, patent of the present invention is further illustrated.
Fig. 1 is the safety card ring structure schematic diagram of the embodiment of the present invention.
Fig. 2 is that the safe snap ring of the embodiment of the present invention coordinates schematic diagram with tool box.
Fig. 3 is that the safe snap ring of the embodiment of the present invention coordinates schematic diagram with low tension switch
In figure: the safe snap ring of 1-; 10-through hole; 11-notch; 2-card; 3-tool box; 30-buckle portion; 4-air switch; 40-operating grip.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
As shown in Figures 1 to 3, the embodiment of the present invention provides a kind of safe snap ring 1 for electric power system low-voltage air switch, described safe snap ring 1 is U-shaped, the one end portion of the both sides of this safe snap ring 1 does not offer a through hole 10 for matching with kit, and the connecting portion connecting the other end, both sides offers one along its length for filling in the notch 11 of warning card 2; Described safe snap ring 1 adopts insulating material to make and one-body molded.
From the foregoing, beneficial effect of the present invention is: by safe snap ring 1 in the course of the work, can improve the fail safe of air switch in the course of work, improve the operating efficiency of staff simultaneously; The generation more effectively avoiding accident is coordinated by safe snap ring 1 and card 2.
In the present embodiment, the material of described safe snap ring 1 is plastics or rubber.
In the present embodiment, the length of described safe snap ring 1 connecting portion equals the length of the air switch be mated.Make the both sides of safe snap ring 1 be arranged in the two ends up and down of described air switch 4 respectively, the connecting portion of this safe snap ring 1 is attached to the surface of air switch.Described operating grip 40 is positioned at the middle position of air switch.
In the present embodiment, the size of described notch 11 and the size of described card 2 match, and described card 2 is rectangle, and described card 2 are printed with " No switching on, someone works! " or " forbid separating brake, someone works! " printed words.Described card 2 takes on a red color, and warns other staff by described card 2, and preventing has people that these measures isolated are recovered by mistake in work.
The present invention also provides a kind of using method of the safe snap ring 1 for electric power system low-voltage air switch as described above, when safe snap ring 1 does not use, described safe snap ring 1 coordinates buckle through described through hole 10 with outside tool box 3, is provided with the buckle portion 30 coordinated with described through hole 10 outside described tool box 3;
When safe snap ring 1 uses, comprise the following steps:
Step S1: safe snap ring 1 is taken out from tool box 3;
Step S2: safe snap ring 1 is arranged in operating grip 40 place in air switch, the both sides of described safe snap ring 1 are attached at the upper/lower terminal of described air switch respectively, and the connecting portion of described safe snap ring 1 is attached to the surface of described operating grip 40;
A step S3: if the operate condition of the operating grip 40 of present air switch is for closing a floodgate, takes out and being printed on that " forbid separating brake, someone works! " card 2 fill in described notch 11; If the operate condition of the operating grip 40 of present air switch is separating brake, takes out and be printed on that " No switching on, someone works! " card 2 fill in described notch 11;
Step S4: after staff's end-of-job, takes off safe snap ring card 1 and to be stuck on tool box 3 and card 2 is put back in tool box 3.
Described safe snap ring 1 is stuck in when not using on the tool box 3 that carries at any time with staff, directly extracts from tool box 3, be directly stuck on tool box 3 again, can reuse after use during work, reduces the waste of resource, and protection of the environment.
In sum, a kind of safe snap ring for electric power system low-voltage air switch provided by the invention and using method thereof, can improve job security and operating efficiency, more effectively can avoid the generation of accident, cut the waste, and increases environmental protection.
Above-listed preferred embodiment provided by the invention; the object, technical solutions and advantages of the present invention are further described; be understood that; the foregoing is only preferred embodiment of the present invention; not in order to limit the present invention; within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. the safe snap ring for electric power system low-voltage air switch, it is characterized in that: described safe snap ring is U-shaped, the one end portion of the both sides of this safe snap ring does not offer a through hole for matching with kit, and the connecting portion connecting the other end, both sides offers one along its length for filling in the notch of warning card; Described safe snap ring adopts insulating material to make and one-body molded.
2. a kind of safe snap ring for electric power system low-voltage air switch according to claim 1, is characterized in that: the material of described safe snap ring is plastics or rubber.
3. a kind of safe snap ring for electric power system low-voltage air switch according to claim 1, is characterized in that: the length of described safe snap ring connecting portion equals the height of the air switch be mated.
4. a kind of safe snap ring for electric power system low-voltage air switch according to claim 1, it is characterized in that: the size of described notch and the size of described card match, described card is rectangle, and described card is printed with " No switching on, someone works! " or " forbid separating brake, someone works! " printed words.
5. the using method for the safe snap ring of electric power system low-voltage air switch as claimed in claim 1, it is characterized in that, when safe snap ring does not use, described safe snap ring coordinates buckle through described through hole with outside tool box, is provided with the buckle portion coordinated with described through hole outside described tool box;
When safe snap ring uses, comprise the following steps:
Step S1: safe snap ring is taken out from tool box;
Step S2: the operating grip place safe snap ring being arranged in action in air switch, the both sides of described safe snap ring are attached at the upper/lower terminal of described air switch respectively, and the connecting portion of described safe snap ring is attached to the surface of described air switch;
A step S3: if the operate condition of the operating grip of present air switch is for closing a floodgate, takes out and being printed on that " forbid separating brake, someone works! " card fill in described notch; If the operate condition of the operating grip of present air switch is separating brake, takes out and be printed on that " No switching on, someone works! " card fill in described notch;
Step S4: after staff's end-of-job, takes off safe snap ring and to be stuck on tool box and card is put back in tool box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510592391.5A CN105097370A (en) | 2015-09-17 | 2015-09-17 | Safety clamping ring for low-voltage air switch of power system and application method of safety clamping ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510592391.5A CN105097370A (en) | 2015-09-17 | 2015-09-17 | Safety clamping ring for low-voltage air switch of power system and application method of safety clamping ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105097370A true CN105097370A (en) | 2015-11-25 |
Family
ID=54577565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510592391.5A Pending CN105097370A (en) | 2015-09-17 | 2015-09-17 | Safety clamping ring for low-voltage air switch of power system and application method of safety clamping ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105097370A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106298312A (en) * | 2016-10-17 | 2017-01-04 | 国家电网公司 | A kind of air switch fixing device |
| CN106710909A (en) * | 2017-03-20 | 2017-05-24 | 广东电网有限责任公司中山供电局 | Air switch marking device |
| CN109767934A (en) * | 2019-01-11 | 2019-05-17 | 国网福建省电力有限公司三明供电公司 | A kind of anti-error switching device and application method for protection screen cabinet air switch |
| CN111326355A (en) * | 2020-03-31 | 2020-06-23 | 国网天津市电力公司 | Anti-misoperation assembly of low-voltage switch |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008112645A (en) * | 2006-10-31 | 2008-05-15 | Tempearl Ind Co Ltd | Handle operation suppressing member |
| JP2012079549A (en) * | 2010-10-01 | 2012-04-19 | Chugoku Electric Power Co Inc:The | Protective cover for operating switch |
| CN203351449U (en) * | 2013-07-30 | 2013-12-18 | 国家电网公司 | Air switch locking warning device |
-
2015
- 2015-09-17 CN CN201510592391.5A patent/CN105097370A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008112645A (en) * | 2006-10-31 | 2008-05-15 | Tempearl Ind Co Ltd | Handle operation suppressing member |
| JP2012079549A (en) * | 2010-10-01 | 2012-04-19 | Chugoku Electric Power Co Inc:The | Protective cover for operating switch |
| CN203351449U (en) * | 2013-07-30 | 2013-12-18 | 国家电网公司 | Air switch locking warning device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106298312A (en) * | 2016-10-17 | 2017-01-04 | 国家电网公司 | A kind of air switch fixing device |
| CN106710909A (en) * | 2017-03-20 | 2017-05-24 | 广东电网有限责任公司中山供电局 | Air switch marking device |
| CN109767934A (en) * | 2019-01-11 | 2019-05-17 | 国网福建省电力有限公司三明供电公司 | A kind of anti-error switching device and application method for protection screen cabinet air switch |
| CN111326355A (en) * | 2020-03-31 | 2020-06-23 | 国网天津市电力公司 | Anti-misoperation assembly of low-voltage switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151125 |