CN203339503U - Protective cover of small air switch - Google Patents
Protective cover of small air switch Download PDFInfo
- Publication number
- CN203339503U CN203339503U CN2013201498176U CN201320149817U CN203339503U CN 203339503 U CN203339503 U CN 203339503U CN 2013201498176 U CN2013201498176 U CN 2013201498176U CN 201320149817 U CN201320149817 U CN 201320149817U CN 203339503 U CN203339503 U CN 203339503U
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- China
- Prior art keywords
- protective cover
- cock
- air
- broken line
- side plate
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Abstract
The utility model discloses a protective cover of a small air switch, and the protective cover is a C-shaped folded plate with elasticity. The protective cover comprises two side plates which are symmetrically located at two sides, and a face plate which is located at the center. The side plates are respectively clamped at the upper and lower ends of the air switch, and the face plate is parallel to the outer surface of the air switch. The side plates respectively tilt inwards, and are respectively provided with a first broken line, a second broken line, and a third broken line. The side plates can bend along any broken line, and a part, which is located between a bending position and an opening end, of each of the side plates is an end plate. The end plates are respectively parallel to the upper and lower end of the small air switch. The distance between the two end plates is equal to the distance between the upper and lower ends of the small air switch. The distances from the face plate to the side plates are greater than the thickness of the small air switch. The protective cover provided by the utility model is simple in structure, is low in cost, can effectively prevent accidental touch and accidental pull during on-site application, and improves work security. Meanwhile, a side of the protective cover is provided with identification which plays a warning effect in daily work.
Description
Technical field
The utility model relates to a kind of switching protective device, particularly, relates to a kind of air P cock protective cover.
Background technology
In the relay protection routine work, the 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 need to obtain 100% guarantee.And, in actual production work, have following disadvantages affect the safe operation of air P cock.
Protect in cabinet or screen for (1) one and have a plurality of air P cocks; while requiring to hang " No switching on; someone works " or " forbidding separating brake " indication plate on corresponding P cock in this protection cabinet or screen according to the work ticket safety measure; can not indicate clearly the exercisable situation of concrete air P cock, easily obscure.
(2) more because of P cock, the switch in some switch cubicle is installed up and down, and the P cock close together may cause drawing upper strata P cock mistiming to drive lower floor's P cock.
The utility model content
The purpose of this utility model is to provide a kind of protective cover for the protection of the air P cock, possesses referential function, can prevent that the mistake of staff in working from touching simultaneously, can, normal in service being applicable, be that P cock increases one deck protection.
In order to achieve the above object, the utility model provides a kind of air P cock protective cover, wherein, and this protective cover flexible for having " C " font flap, the side plate that comprises the symmetry that is positioned at both sides and the panel that is positioned at centre.
Described side plate is folded in the two ends up and down of air P cock, and described panel is parallel with the outer surface of air P cock; The side plate of both sides slopes inwardly respectively, and be provided with at distance side plate openings end 8 ~ 10mm place the first broken line that is parallel to panel, also be provided with the second broken line and tri linear with the first fold line parallel between the first broken line and openend, by the first broken line to the side plate decile between openend; Described side plate can be along the bending of any broken line symmetry in the first broken line, the second broken line or tri linear, and bending place is end plate to the side plate between openend; Described end plate is parallel with the two ends up and down of air P cock respectively, and the distance between the end plate of both sides equals the distance between the upper and lower two ends of air P cock; Due to the model difference of air P cock, the distance between its upper and lower side is also different, therefore is provided with three broken lines, adjusts the distance between end plate by the bending at diverse location, to be applicable to the air P cock of different model.
Described panel is greater than the thickness of air P cock to the distance of side plate openings end.
Above-mentioned air P cock protective cover, wherein, described panels outside is with logos.
Above-mentioned air P cock protective cover, wherein, the junction of described panel and both sides side plate is circular arc.Easily bump to operating personnel for fear of the junction, right angle, therefore right angle is trimmed to fillet.Fillet and panel had both reduced mistake and had touched probability, Protection personnel's safety operation again.
Above-mentioned air P cock protective cover, wherein, described side plate, be provided with some zigzag anti-slip tanks near the first broken line on its inner surface.For assurance air P cock protective cover can be fixed better, protection air P cock, therefore the contact-making surface of air P cock and protective cover is made to anti-slip tank, guarantee that it is closely fixing.When considering the shape of anti-slip tank, find that zigzag is little because of lifting surface area, it is fixing more more firm than the anti-slip tank of other shapes.
Above-mentioned air P cock protective cover, wherein, the outer surface along " C " font on described protective cover is provided with some parallel grooves.
Above-mentioned air P cock protective cover, wherein, described groove extends to respectively the side plate of opposite side from the side plate of a side, and every groove is the groove of interruption.
Above-mentioned air P cock protective cover, wherein, described protective cover can be separated into some along described groove place.The air P cock that laterally has different in width for protective cover can be applied to, the air P cock as two or, be provided with this groove, makes protective cover can be divided into different some of width, is applicable to the air P cock of different models.
Above-mentioned air P cock protective cover, wherein, described protective cover has elasticity, adopts the polyamide through adding wet process to make.Protective cover is mainly by itself flexible fastening, therefore its material carried out, as added some improvement such as wet process, making its performance more perfect.
The air P cock protective cover that the utility model provides has the following advantages:
According to work safety measure requirement; when suspension " No switching on; someone works " or " forbidding separating brake " indication plate, can indicate clearly the operational circumstances of concrete air P cock on a plurality of air P cocks of a protection in cabinet/screen, allow the more clear working range of staff.
More because of P cock, when the air P cock in switch cubicle is installed up and down, can effectively prevent that drawing upper strata P cock mistiming from driving the situation generation of lower floor's P cock.
Autotomy and some important verifications in, the use of protective cover can guarantee the safe operation as autotomyed some important air P cocks 100% such as voltage switch.
Because of the self-characteristic of protective cover, can protect for a long time the operation of each switch.
From safety benefit, protective cover can touch staff's mistake the probability of air P cock and be down to 0, and protective cover has clear and definite marked effect simultaneously, has protected the security reliability of equipment and power supply.
From Economic and Efficiency Analysis, the utilization of protective cover has reduced the use of adhesive tape, and protective cover is reusable simultaneously, has greatly reduced the waste of resource.
The accompanying drawing explanation
The schematic diagram that Fig. 1 is air P cock protective cover of the present utility model.
The end view that Fig. 2 is air P cock protective cover of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described.
As shown in Figure 1, the air P cock protective cover that the utility model provides, flexible for having " C " font flap, the side plate 1 that comprises the symmetry that is positioned at both sides and the panel 2 that is positioned at centre.
Side plate 1 is folded in the two ends up and down of air P cock, and panel 2 is parallel with the outer surface of air P cock, and panel 2 outsides are with logos.Panel 2 is greater than the thickness of air P cock to the distance of side plate 1 openend.Panel 2 is circular arc with the junction of both sides side plate 1.Easily bump to operating personnel for fear of the junction, right angle, therefore right angle is trimmed to fillet.Fillet and panel 2 had both reduced mistake and had touched probability, Protection personnel's safety operation again.
The side plate 1 of both sides slopes inwardly respectively, and be provided with at distance side plate 1 openend 8 ~ 10mm place the first broken line 3 that is parallel to panel 2, also be provided with second broken line 4 and the tri linear 5 parallel with the first broken line 3 between the first broken line 3 and openend, by the first broken line 3 to side plate 1 decile between openend.Side plate 1 can be along the symmetrical outward of any broken line in the first broken line 3, the second broken line 4 or tri linear 5, and bending place is end plate 6 to the side plate 1 between openend.End plate 6 is parallel with the two ends up and down of air P cock respectively, and the distance between both sides end plate 6 equals the distance between the upper and lower two ends of air P cock.Due to the model difference of air P cock, the distance between its upper and lower side is also different, therefore is provided with three broken lines, adjusts the distance between end plate 6 by the bending at diverse location, to be applicable to the air P cock of different model.
Be provided with some zigzag anti-slip tanks 7 near the first broken line 3 on side plate 1 inner surface.For assurance air P cock protective cover can be fixed better, protection air P cock, therefore the contact-making surface of air P cock and protective cover is made to anti-slip tank 7, guarantee that it is closely fixing.When considering the shape of anti-slip tank 7, find that zigzag is little because of lifting surface area, it is fixing more more firm than the anti-slip tank of other shapes 7.Shown in Figure 2.
Outer surface along " C " font on protective cover is provided with some parallel grooves 8, extends to respectively the side plate 1 of opposite side from the side plate 1 of a side, and every groove 8 is the groove 8 of interruption.Protective cover can be separated into some along groove 8 places.The air P cock that laterally has different in width for protective cover can be applied to, the air P cock as two or, be provided with this groove 8, makes protective cover can be divided into different some of width, is applicable to the air P cock of different models.
Protective cover has elasticity, adopts the polyamide through adding wet process to make.Protective cover is mainly by itself flexible fastening, therefore its material carried out, as added some improvement such as wet process, making its performance more perfect.After processing, material behavior is in Table 1.
The material behavior of table 1 protective cover.
| The performance title | Unit | The protective cover performance rate |
| Insulation resistance | Ω | ≥1000 |
| Mechanical strength | Shao Shi A | 90±5 |
| Resistance to ag(e)ing | / | About 5 years, corrosion resistance is strong |
| Fire resistance | / | Fire-retardant |
| Heat distortion temperature | ℃ | 95 |
By the protective cover material after processing, its insulating properties to be tested, after anticollision test and ageing test, its protection model is more, wider, and longer service life is applied safer reliable.
The air P cock protective cover that the utility model provides, simple in structure, with low cost, by scene, using the mistake that can effectively prevent P cock to brush up against mistake draws, improved the fail safe of work, the effect indicated has been played in the use of protective cover simultaneously, has played in routine duties warning function.
Although content of the present utility model has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.After those skilled in the art have read foregoing, for multiple modification of the present utility model with to substitute will be all apparent.Therefore, protection range of the present utility model should be limited to the appended claims.
Claims (6)
1. an air P cock protective cover, is characterized in that, this protective cover flexible for having " C " font flap, the side plate that comprises the symmetry that is positioned at both sides (1) and the panel (2) that is positioned at centre;
Described side plate (1) is folded in the two ends up and down of air P cock, and described panel (2) is parallel with the outer surface of air P cock; The side plate of both sides (1) slopes inwardly respectively, and be provided with the first broken line (3) that is parallel to panel (2) at distance side plate (1) openend 8 ~ 10mm place, also be provided with second broken line (4) and the tri linear (5) parallel with the first broken line (3) between the first broken line (3) and openend, by the first broken line (3) to the side plate between openend (1) decile;
Described side plate (1) can be along the bending of any broken line symmetry in the first broken line (3), the second broken line (4) or tri linear (5), and bending place is end plate (6) to the side plate between openend (1);
Described end plate (6) is parallel with the two ends up and down of air P cock respectively, and the distance between both sides end plate (6) equals the distance between the upper and lower two ends of air P cock;
Described panel (2) is greater than the thickness of air P cock to the distance of side plate (1) openend.
2. air P cock protective cover as claimed in claim 1, is characterized in that, described panel (2) is circular arc with the junction of both sides side plate (1).
3. air P cock protective cover as claimed in claim 2, 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.
4. air P cock protective cover as claimed in claim 1, is characterized in that, the outer surface along " C " font on described protective cover is provided with some parallel grooves (8).
5. air P cock protective cover as claimed in claim 4, is characterized in that, described groove (8) extends to respectively the side plate (1) of opposite side from the side plate (1) of a side, and every groove (8) is the groove (8) of interruption.
6. air P cock protective cover as claimed in claim 5, is characterized in that, described protective cover can locate to be separated into some along described groove (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201498176U CN203339503U (en) | 2013-03-29 | 2013-03-29 | Protective cover of small air switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201498176U CN203339503U (en) | 2013-03-29 | 2013-03-29 | Protective cover of small air switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203339503U true CN203339503U (en) | 2013-12-11 |
Family
ID=49708161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201498176U Expired - Lifetime CN203339503U (en) | 2013-03-29 | 2013-03-29 | Protective cover of small air switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203339503U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103208745A (en) * | 2013-03-29 | 2013-07-17 | 国家电网公司 | Small air switch protection device |
-
2013
- 2013-03-29 CN CN2013201498176U patent/CN203339503U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103208745A (en) * | 2013-03-29 | 2013-07-17 | 国家电网公司 | Small air switch protection device |
| CN103208745B (en) * | 2013-03-29 | 2016-04-06 | 国家电网公司 | A kind of small air switch protection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131211 |