CN103208745B - A kind of small air switch protection device - Google Patents
A kind of small air switch protection device Download PDFInfo
- Publication number
- CN103208745B CN103208745B CN201310105799.6A CN201310105799A CN103208745B CN 103208745 B CN103208745 B CN 103208745B CN 201310105799 A CN201310105799 A CN 201310105799A CN 103208745 B CN103208745 B CN 103208745B
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- China
- Prior art keywords
- small air
- air switch
- side plate
- broken line
- protection device
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- 230000001012 protector Effects 0.000 claims abstract description 31
- 238000005452 bending Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 7
- 239000004952 Polyamide Substances 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 230000032683 aging Effects 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 claims description 2
- 239000003063 flame retardant Substances 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- 238000003483 aging Methods 0.000 claims 1
- 230000001680 brushing effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Respiratory Apparatuses And Protective Means (AREA)
- Push-Button Switches (AREA)
Abstract
The invention discloses a kind of small air switch protection device, this protector is the flap of " C " font, comprises the side plate of the symmetry being positioned at both sides and is positioned at middle panel.Side plate is folded in the two ends up and down of small air switch, and panel is parallel with the outer surface of small air switch; Both sides side plate respectively to tilted, and is provided with the first broken line, the second broken line and tri linear, and side plate can along any broken line bending, and the side plate between bending place to openend is end plate; End plate is parallel with the two ends up and down of small air switch respectively, and the distance between the end plate of both sides equals the distance between the upper and lower two ends of small air switch; Panel is greater than the thickness of small air switch to the distance of side plate openings end.Small air switch protection device provided by the invention, structure is simple, with low cost, is used and can effectively prevent from brushing up against drawing by mistake by mistake, improve the fail safe of work by scene, is provided with mark simultaneously, plays warning function in routine duties outside it.
Description
Technical field
The present invention relates to a kind of switching protective device, particularly, relate to a kind of small air switch protection device.
Background technology
In relay protection routine work, auxiliary air P cock is the equipment of important drop-out current voltage, relates to the correct operation of protection simultaneously, and its safe operation needs the guarantee obtaining 100%.And in actual production work, have following disadvantages affect the safe operation of small air switch.
Multiple small air switch is there is in (1) protection cabinet or screen; when requiring, in this protection cabinet or screen, corresponding P cock hangs " No switching on; someone works " or " forbidding separating brake " indication plate according to work ticket safety measure; the exercisable situation of concrete small air switch can not be indicated clearly, easily obscure.
(2) because P cock is more, the switch in some switch cubicle is installed up and down, and P cock close together may cause drawing upper strata P cock mistiming to drive lower floor's P cock.
Summary of the invention
The object of this invention is to provide a kind of protector for the protection of small air switch, possess referential function, by mistake touching in simultaneously can preventing staff from working, can be applicable in normal operation, for P cock increases one deck protection.
In order to achieve the above object, the invention provides a kind of small air switch protection device, wherein, this protector is the flap of " C " font, comprises the side plate of the symmetry being positioned at both sides and is positioned at middle panel.
Described side plate is folded in the two ends up and down of small air switch, and described panel is parallel with the outer surface of small air switch; The side plate of both sides is respectively to tilted, and be provided with apart from side plate openings end 8 ~ 10mm place the first broken line being parallel to panel, first broken line be also provided with second broken line parallel with the first broken line and tri linear between openend, by the side plate decile between the first broken line to openend; Described side plate can along the bending of any one article of broken line symmetry in the first broken line, the second broken line or tri linear, and the side plate between bending place to openend is end plate; Described end plate is parallel with the two ends up and down of small air switch respectively, and the distance between the end plate of both sides equals the distance between the upper and lower two ends of small air switch; Because the model of small air switch is different, the distance between its upper and lower side is also different, is therefore provided with three broken lines, by the distance between the bending adjustment end plate of diverse location, to be applicable to the small air switch of different model.
Described panel is greater than the thickness of small air switch to the distance of side plate openings end.
Above-mentioned small air switch protection device, wherein, described panels outside is with logos.
Above-mentioned small air switch protection device, wherein, the junction of described panel and both sides side plate is circular arc.In order to avoid right angle joint easily bumps to operating personnel, therefore right angle is trimmed to fillet.Namely fillet and panel had both decreased and had touched probability by mistake, protected again the safety operation of staff.
Above-mentioned small air switch protection device, wherein, described side plate, the first thereof adjacent on its inner surface is provided with some zigzag anti-slip tanks.For ensureing that small air switch protection device can be fixed better, protection small air switch, therefore the contact-making surface of small air switch and protector is made anti-slip tank, ensure that it is closely fixed.When considering the shape of anti-slip tank, find zigzag because of lifting surface area little, it is fixing more more firm than the anti-slip tank of other shapes.
Above-mentioned small air switch protection device, wherein, described protector is provided with some parallel grooves along the outer surface of " C " font.
Above-mentioned small air switch protection device, wherein, described groove extends to the side plate of opposite side respectively from the side plate of side, every bar groove is the groove of interruption.
Above-mentioned small air switch protection device, wherein, described protector can be separated into some along described groove place.In order to enable protector be applied to the small air switch laterally with different in width, as the small air switch of two or, being provided with this groove, enabling protector be divided into different some of width, being applicable to the small air switch of different models.
Above-mentioned small air switch protection device, wherein, described protector has elasticity, adopts the polyamide through adding wet process to make.Protector, mainly by the flexible fastening of itself, has therefore carried out, as added some improvement such as wet process, making its performance more perfect to its material.
Small air switch protection device provided by the invention has the following advantages:
According to work safety requirement; when multiple small air switch in a protection cabinet/screen hang " No switching on; someone works " or " forbidding separating brake " indication plate, the operational circumstances of concrete small air switch can be indicated clearly, allow the more clear working range of staff.
Because P cock is more, when the small air switch in switch cubicle is installed up and down, can effectively prevent drawing upper strata P cock mistiming from driving the situation of lower floor's P cock to occur.
To autotomy and in some important verifications, the use of protector can ensure the safe operation as some important small air switch 100% such as voltage switch of autotomying.
Because of the self-characteristic of protector, the operation of each switch can be protected for a long time.
From safety benefit, the probability that staff can be touched small air switch by protector is by mistake down to 0, and protector has clear and definite marked effect simultaneously, protects the security reliability of equipment and power supply.
From Economic and Efficiency Analysis, the utilization of protector decreases the use of adhesive tape, and protector is reusable simultaneously, greatly reduces the waste of resource.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of small air switch protection device of the present invention.
Fig. 2 is the end view of small air switch protection device of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described.
As shown in Figure 1, small air switch protection device provided by the invention is the flap of " C " font, comprises the side plate 1 of the symmetry being positioned at both sides and is positioned at middle panel 2.
Side plate 1 is folded in the two ends up and down of small air switch, and panel 2 is parallel with the outer surface of small air switch, with logos outside panel 2.Panel 2 is greater than the thickness of small air switch to the distance of side plate 1 openend.Panel 2 is circular arc with the junction of both sides side plate 1.In order to avoid right angle joint easily bumps to operating personnel, therefore right angle is trimmed to fillet.Namely fillet and panel 2 had both decreased and had touched probability by mistake, protected again the safety operation of staff.
The side plate 1 of both sides is respectively to tilted, and be provided with apart from side plate 1 openend 8 ~ 10mm place the first broken line 3 being parallel to panel 2, first broken line 3 be also provided with second broken line 4 and the tri linear 5 parallel with the first broken line 3 between openend, by side plate 1 decile between the first broken line 3 to openend.Side plate 1 can symmetrically along any one article of broken line in the first broken line 3, second broken line 4 or tri linear 5 outwards bend, and the side plate 1 between bending place to openend is end plate 6.End plate 6 is parallel with the two ends up and down of small air switch respectively, and the distance between both sides end plate 6 equals the distance between the upper and lower two ends of small air switch.Because the model of small air switch is different, the distance between its upper and lower side is also different, is therefore provided with three broken lines, by the distance between the bending adjustment end plate 6 of diverse location, to be applicable to the small air switch of different model.
Some zigzag anti-slip tanks 7 are provided with near the first broken line 3 on side plate 1 inner surface.For ensureing that small air switch protection device can be fixed better, protection small air switch, therefore the contact-making surface of small air switch and protector is made anti-slip tank 7, ensure that it is closely fixed.When considering the shape of anti-slip tank 7, find zigzag because of lifting surface area little, it is fixing more more firm than the anti-slip tank 7 of other shapes.Shown in Figure 2.
Protector is provided with some parallel grooves 8 along the outer surface of " C " font, and extend to the side plate 1 of opposite side respectively from the side plate 1 of side, every bar groove 8 is the groove 8 of interruption.Protector can be separated into some along groove 8 place.In order to enable protector be applied to the small air switch laterally with different in width, as the small air switch of two or, being provided with this groove 8, enabling protector be divided into different some of width, being applicable to the small air switch of different models.
Protector has elasticity, adopts the polyamide through adding wet process to make.Protector, mainly by the flexible fastening of itself, has therefore carried out, as added some improvement such as wet process, making its performance more perfect to its material.After process, material behavior is in table 1.
The material behavior of table 1 protector.
| Performance title | Unit | Protector performance rate |
| Insulation resistance | Ω | ≥1000 |
| Mechanical strength | Shore A | 90±5 |
| Resistance to ag(e)ing | / | About 5 years, corrosion resistance was strong |
| Fire resistance | / | Fire-retardant |
| Heat distortion temperature | ℃ | 95 |
By the protector material after process, testing its insulating properties, anticollision is tested and after ageing test, its protection model is more, wider, and longer service life, applies reliably safer.
Small air switch protection device provided by the invention, structure is simple, with low cost, used by scene effectively to prevent by mistake brushing up against of P cock from drawing by mistake, improve the fail safe of work, the use of protector simultaneously serves the effect of sign, serves warning function in routine duties.
Although content of the present invention has done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.After those skilled in the art have read foregoing, for multiple amendment of the present invention and substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (7)
1. a small air switch protection device, is characterized in that, this protector is the flap of " C " font, comprises the side plate (1) of the symmetry being positioned at both sides and is positioned at middle panel (2);
Described side plate (1) is folded in the two ends up and down of small air switch, and described panel (2) is parallel with the outer surface of small air switch; The side plate (1) of both sides is respectively to tilted, and be provided with apart from side plate (1) openend 8 ~ 10mm place the first broken line (3) being parallel to panel (2), first broken line (3) be also provided with second broken line (4) parallel with the first broken line (3) and tri linear (5) between openend, by side plate (1) decile between the first broken line (3) to openend;
Described side plate (1) can along the bending of any one article of broken line symmetry in the first broken line (3), the second broken line (4) or tri linear (5), and the side plate (1) between bending place to openend is end plate (6);
Described end plate (6) is parallel with the two ends up and down of small air switch respectively, and the distance between both sides end plate (6) equals the distance between the upper and lower two ends of small air switch;
Described panel (2) is greater than the thickness of small air switch to the distance of side plate (1) openend;
Described protector has elasticity, adopts the polyamide through adding wet process to make; Its insulation resistance >=1000 Ω, mechanical strength is 90 ± 5A shore intensity, can resistance to five annual agings, and corrosion-resistant, fire-retardant, heat distortion temperature is 95 DEG C.
2. small air switch protection device as claimed in claim 1, is characterized in that, described panel (2) outside is with logos.
3. small air switch protection device as claimed in claim 2, is characterized in that, described panel (2) is circular arc with the junction of both sides side plate (1).
4. small air switch protection device as claimed in claim 3, is characterized in that described side plate (1) is provided with some zigzag anti-slip tanks (7) near the first broken line (3) on its inner surface.
5. small air switch protection device as claimed in claim 1, is characterized in that, described protector is provided with some parallel grooves (8) along the outer surface of " C " font.
6. small air switch protection device as claimed in claim 5, it is characterized in that, described groove (8) extends to the side plate (1) of opposite side respectively from the side plate of side (1), every bar groove (8) is the groove (8) of interruption.
7. small air switch protection device as claimed in claim 6, it is characterized in that, described protector can be separated into some along described groove (8) place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310105799.6A CN103208745B (en) | 2013-03-29 | 2013-03-29 | A kind of small air switch protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310105799.6A CN103208745B (en) | 2013-03-29 | 2013-03-29 | A kind of small air switch protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103208745A CN103208745A (en) | 2013-07-17 |
| CN103208745B true CN103208745B (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310105799.6A Active CN103208745B (en) | 2013-03-29 | 2013-03-29 | A kind of small air switch protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103208745B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202193305U (en) * | 2011-09-01 | 2012-04-18 | 江苏新昌汽车部件有限公司 | Protective device |
| CN202308854U (en) * | 2011-10-18 | 2012-07-04 | 云南电网公司玉溪供电局 | Misoperation-preventing air switch cover of transformer substation |
| CN203339503U (en) * | 2013-03-29 | 2013-12-11 | 国家电网公司 | Protective cover of small air switch |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101144646B1 (en) * | 2010-08-25 | 2012-05-11 | 주식회사코핸즈 | Control panel for air compressor easy to installation and wiring of eiectronic parts |
-
2013
- 2013-03-29 CN CN201310105799.6A patent/CN103208745B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202193305U (en) * | 2011-09-01 | 2012-04-18 | 江苏新昌汽车部件有限公司 | Protective device |
| CN202308854U (en) * | 2011-10-18 | 2012-07-04 | 云南电网公司玉溪供电局 | Misoperation-preventing air switch cover of transformer substation |
| CN203339503U (en) * | 2013-03-29 | 2013-12-11 | 国家电网公司 | Protective cover of small air switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103208745A (en) | 2013-07-17 |
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