CN206412258U - Switch error-proof device - Google Patents
Switch error-proof device Download PDFInfo
- Publication number
- CN206412258U CN206412258U CN201720134131.8U CN201720134131U CN206412258U CN 206412258 U CN206412258 U CN 206412258U CN 201720134131 U CN201720134131 U CN 201720134131U CN 206412258 U CN206412258 U CN 206412258U
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- CN
- China
- Prior art keywords
- cover plate
- switch
- stud
- shift lever
- proof device
- 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.)
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- 238000005452 bending Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model carries a kind of switch error-proof device, including the cover plate on panel, switch, the switch shift lever extending panel of switch, panel sets rotating shaft part in the side of switch, opposite side sets retaining lugs, cover plate one end rotates with rotating shaft part and is connected, the other end and retaining lugs releasable connection, cover plate stops after being connected with retaining lugs to switch shift lever, limit switch driving lever is switched to closing or opening state from the state of being opened or closed, when switch shift lever is closed, cover plate is located above switch shift lever, when switch shift lever is in opening state, cover plate is located at below switch shift lever, cover plate side is provided with through hole A, opposite side is provided with through hole B, cover plate via through holes A is set on rotating shaft part, cover plate is fastened through wearing through hole B lock-screw with retaining lugs.The utility model is simple in construction, reasonable in design, swift and convenient to operate, prevents switch from opening by mistake, and when needing operation, operation can be achieved without all removing in cover plate, and cover plate is not easy to lose.
Description
Technical field
Patent of the present invention is related to a kind of switch error-proof device.
Background technology
Electrically, in control circuit, a kind of switching device for just needing to operate under special circumstances, particularly knife are frequently involved
Lock switch, air switch etc. change the switching device of on off state by stirring driving lever, such as repair air switch, when equipment needs
It can just be opened during maintenance, under normal circumstances, maintenance air switch is closed equipment.These switching devices are once misused,
Great is influenceed on equipment, unnecessary loss is caused to avoid being misused, is usually to the anti-error structure of this kind of switch increase, city
The total class of anti-error structure switched on field is different, most structures be switch around increase independent protective cover, when need operate
When remove protective cover, device context confusion easily causes protective cover loss.
The content of the invention
The utility model to above mentioned problem improve switchs error-proof device there is provided one kind.
The technical solution of the utility model is：One kind switch error-proof device, including be arranged on panel cover plate, open
Close, the switch shift lever extending panel of the switch, panel sets rotating shaft part in the side of switch, opposite side sets retaining lugs,
Described cover plate one end rotates with rotating shaft part and is connected, and the other end and retaining lugs releasable connection, cover plate are right after being connected with retaining lugs
Switch shift lever is stopped that limit switch driving lever is switched at closing or opening state, switch shift lever from the state of being opened or closed
When closed mode, cover plate is located above switch shift lever, when switch shift lever is in opening state, and cover plate is located under switch shift lever
Side.
Further, the cover plate side is provided with through hole A, and opposite side is provided with through hole B, and cover plate via through holes A is set in
On rotating shaft part, cover plate is fastened through wearing through hole B lock-screw with retaining lugs.
Further, the rotating shaft part is stud A, and cover plate via through holes A is set on stud A, stud A rear ends and panel phase
Connection, front end is provided with removable stopper, to limit cover plate abjection.
Further, the stopper is that screw is provided with positioning screw, stud A, bar portion and the screw spiral shell of positioning screw
Connect, the round platform end of positioning screw is spacing to cover plate progress on front side of cover plate.
Further, the aperture of the through hole A is more than stud A external diameter, less than the diameter of round platform end.
Further, the retaining lugs is to be provided with screw on stud B, the stud B, and cover plate is through wearing through hole B's
Lock-screw is fastened with stud B.
Further, the lock-screw is thumbscrew.
Further, the stud B front end faces are located at cover plate trailing flank rear, and stud A front end faces are located at cover plate trailing flank
Front.
Further, the cover plate is sheet metal component, and cover plate both sides are bent with the first flanging backward, and the first flanging end is to lid
The second flanging is bent with plate.
Further, when only limit switch driving lever is changed into opening state from closed mode, the second folding positioned at through hole B sides
Side only top half bending forms limiting section, and limiting section is located above stud B after cover plate is connected with retaining lugs；When only limitation is opened
When pass driving lever is changed into closed mode from opening state, the second flanging only the latter half bending positioned at through hole B sides forms limiting section,
Limiting section is located at below stud B after cover plate is connected with retaining lugs.
Compared with prior art, the utility model has the advantages that：It is simple in construction, it is reasonable in design, it is swift to operate
It is convenient, prevent switch from opening by mistake, operation can be achieved without all removing in cover plate when needing operation, and cover plate is not easy to lose.
Brief description of the drawings
Fig. 1 is that cover plate does not carry out spacing configuration state schematic diagram to switch shift lever；
Fig. 2 is that cover plate carries out spacing configuration state schematic diagram to switch shift lever；
Fig. 3 implements structural representation for a kind of of cover plate.
In figure：
1- panels；2- switch shift levers；3- cover plates；301- through holes A；302- through holes B；The flangings of 303- first；The foldings of 304- second
Side；305- limiting sections；4- positioning screws；5- studs B；6- lock-screws.
Embodiment
For features described above of the present utility model and advantage can be become apparent, special embodiment below, and coordinate accompanying drawing,
It is described in detail below, but the utility model is not limited to this.
As shown in Figures 1 to 3, a kind of switch error-proof device, including cover plate 3, switch, the switch on panel 1
The rear side of panel is arranged at, the extending panel 1 of switch shift lever 2 of the switch, panel 1 sets rotating shaft part in the side of switch, separately
Side sets retaining lugs, and described one end of cover plate 3 rotates with rotating shaft part and is connected, the other end and retaining lugs releasable connection, cover plate 3
Switch shift lever 2 is stopped after being connected with retaining lugs, limit switch driving lever 2 from the state of being opened or closed be switched to closing or
Opening state, switch shift lever 2 is in and tilts down state（As switch closed mode）When, cover plate 3 is located on switch shift lever 2
Side, switch shift lever 2 is in the state that is inclined upwardly（As switch opening state）When, cover plate 3 is located at the lower section of switch shift lever 2.Cover plate 3
Above or below switch shift lever 2, switch shift lever 2 can be carried out spacing, it can not be toggled it to another work of switch
State, it is to avoid maloperation.It is preferred that, cover plate 3 is arranged at the middle part of switch shift lever, or postmedian, and such as cover plate 3 is located at switch shift lever
2 is anterior（The front portion of the switch shift lever 2 refers to the rotating shaft end of its connection end with switch, i.e. switch shift lever）, it is particularly
Rotating shaft end, then being likely to result in can not effectively be stopped to switch shift lever 2 so that it can toggle it to another working condition of switch and open
Close triggering；As cover plate 3 is located at the middle part of switch shift lever 2, or postmedian（The rear portion of switch shift lever 2 refers to the free end of driving lever）, then
Spacing stop can effectively be carried out.
In the present embodiment, cover plate 3 is not to be entirely limited switch shift lever 2 to make it not rotate, as long as making it not dial
Move another working condition of switch.
In the present embodiment, the side of cover plate 3 is provided with through hole A301, and opposite side is provided with through hole B302, and cover plate 3 is passed through
Through hole A301 is set on rotating shaft part, and cover plate 3 is fastened through wearing through hole B302 lock-screw 6 with retaining lugs.
In the present embodiment, the rotating shaft part is stud A, and the via through holes A301 of cover plate 3 is set on stud A, stud A rear ends
It is connected with panel 1, front end is provided with removable stopper, to limit cover plate abjection.
In the present embodiment, the stopper is positioning screw 4, is provided with screw on stud A, the bar portion of positioning screw 4 with
Screw is spirally connected, the round platform end of positioning screw be located at the front side of cover plate 3 cover plate 3 is carried out it is spacing.
In the present embodiment, the aperture of the through hole A301 is more than stud A external diameter, less than the diameter of round platform end.
In the present embodiment, the retaining lugs is to be provided with screw on stud B5, the stud B5, and cover plate 3 is through wearing
Through hole B5 lock-screw 6 is fastened with stud B.
In the present embodiment, the lock-screw 6 is thumbscrew, when needing operation driving lever, can directly be turned on hand
Thumbscrew, without instrument, convenient and practical property is strong.
In the present embodiment, to avoid cover plate from being locked during rotating, the stud B5 front end faces are located at cover plate 3
Trailing flank rear, stud A front end faces are located in front of cover plate trailing flank.
In the present embodiment, the cover plate 3 is sheet metal component, and the both sides of cover plate 3 are bent with the first flanging 303, the first folding backward
The end of side 303 is bent with the second flanging 304 into cover plate 3, and the first flanging 303 is used to make cover plate 3 make somebody a mere figurehead a spacing with panel 1
From, it is to avoid the laminating rotating shaft part of cover plate 3 bottom, the second flanging 304 is scratched for avoiding cover plate 3 from being contacted with panel 1.
In the present embodiment, when needing limit switch driving lever 2 to be changed into opening state from closed mode, rotating plate makes
Obtain cover plate and be located at the top of switch shift lever 2, and fixed cover plate by lock-screw 6；When needing limit switch driving lever 2 by closing shape
When state is changed into opening state, cover plate is rotated backward so that cover plate is located at the top of switch shift lever 2, and by lock-screw 6 by cover plate
It is fixed.
In the present embodiment, when only limit switch driving lever 2 is changed into opening state from closed mode, positioned at through hole B302 sides
The only top half bending of the second flanging 304 form limiting section 305, limiting section 305 is positioned at spiral shell after cover plate 3 is connected with retaining lugs
Above post B5；When only limit switch driving lever 2 is changed into closed mode from opening state, the second flanging positioned at through hole B305 sides
304 only the latter half bendings form limiting section 305, and limiting section 305 is located at below stud B5 after cover plate 3 is connected with retaining lugs；
Limiting section 305 is used for the anglec of rotation of positioning cover plate 3, is to be used to avoid switch from being dialled in mistake and the setting of rotating shaft part as shown in Figure 2
In left side, when cover plate 3 turns clockwise in place, the limitation cover plate 3 of limiting section 305 continues to rotate, and is easy to the device to hole of lock-screw 6
And locking.
It should be noted that it is as described herein switch closed mode or driving lever tilt down state, switch opening state or
Driving lever is inclined upwardly state, is only used for referring to the location of driving lever under two working conditions of switch, at the circuit applied with it
It is unrelated in the state of being turned on or off.
The foregoing is only preferred embodiment of the present utility model, it is all according to present utility model application the scope of the claims done it is equal
Deng change and modification, it should all belong to covering scope of the present utility model.
Claims (10)
1. one kind switch error-proof device, it is characterised in that：Including cover plate, the switch, the switch of the switch being arranged on panel
Driving lever extending panel, panel sets rotating shaft part in the side of switch, and opposite side sets retaining lugs, described cover plate one end and rotating shaft
Part rotates connection, the other end and retaining lugs releasable connection, and cover plate stops after being connected with retaining lugs to switch shift lever, limits
Switch shift lever processed is switched to closing or opening state from the state of being opened or closed, when switch shift lever is closed, cover plate position
Above switch shift lever, when switch shift lever is in opening state, cover plate is located at below switch shift lever.
2. switch error-proof device according to claim 1, it is characterised in that：The cover plate side is provided with through hole A, another
Side is provided with through hole B, and cover plate via through holes A is set on rotating shaft part, and cover plate enters through wearing through hole B lock-screw with retaining lugs
Row fastening.
3. switch error-proof device according to claim 2, it is characterised in that：The rotating shaft part is stud A, cover plate via through holes
A is set on stud A, and stud A rear ends are connected with panel, and front end is provided with removable stopper, to limit cover plate abjection.
4. switch error-proof device according to claim 3, it is characterised in that：The stopper is to be set on positioning screw, stud A
Screw is equipped with, bar portion and the screw of positioning screw are spirally connected, the round platform end of positioning screw, which is located on front side of cover plate, to be limited cover plate
Position.
5. switch error-proof device according to claim 4, it is characterised in that：The aperture of the through hole A is more than the outer of stud A
Footpath, less than the diameter of round platform end.
6. switch error-proof device according to claim 1, it is characterised in that：The retaining lugs is stud B, the stud
Screw is provided with B, cover plate is fastened through wearing through hole B lock-screw with stud B.
7. switch error-proof device according to claim 6, it is characterised in that：The lock-screw is thumbscrew.
8. switch error-proof device according to claim 6, it is characterised in that：The stud B front end faces are located on rear side of cover plate
Face rear, stud A front end faces are located in front of cover plate trailing flank.
9. the switch error-proof device according to claim 1-8 any one, it is characterised in that：Cover plate both sides are bent with backward
First flanging, the first flanging end is bent with the second flanging into cover plate.
10. switch error-proof device according to claim 9, it is characterised in that：When only limit switch driving lever is by closed mode
When being changed into opening state, the second flanging only top half bending positioned at through hole B sides forms limiting section, and cover plate connects with retaining lugs
Rear limiting section is connect above stud B；When only limit switch driving lever is changed into closed mode from opening state, positioned at through hole B sides
The second flanging only the latter half bending formed limiting section, after cover plate be connected with retaining lugs limiting section positioned at stud B lower section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720134131.8U CN206412258U (en) | 2017-02-15 | 2017-02-15 | Switch error-proof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720134131.8U CN206412258U (en) | 2017-02-15 | 2017-02-15 | Switch error-proof device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206412258U true CN206412258U (en) | 2017-08-15 |
Family
ID=59557728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720134131.8U Active CN206412258U (en) | 2017-02-15 | 2017-02-15 | Switch error-proof device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206412258U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019034831A (en) * | 2017-08-18 | 2019-03-07 | 三菱電機ビルテクノサービス株式会社 | Erroneous operation prevention device |
| CN109462045A (en) * | 2017-09-06 | 2019-03-12 | 勃来迪环球股份有限公司 | Terminal board locking device |
-
2017
- 2017-02-15 CN CN201720134131.8U patent/CN206412258U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019034831A (en) * | 2017-08-18 | 2019-03-07 | 三菱電機ビルテクノサービス株式会社 | Erroneous operation prevention device |
| CN109462045A (en) * | 2017-09-06 | 2019-03-12 | 勃来迪环球股份有限公司 | Terminal board locking device |
| CN109462045B (en) * | 2017-09-06 | 2021-08-20 | 勃来迪环球股份有限公司 | Terminal block locking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 361006 torch garden, torch high tech Zone, Xiamen, Fujian 457 Patentee after: Kehua Data Co.,Ltd. Address before: 361006 torch garden, torch high tech Zone, Xiamen, Fujian 457 Patentee before: XIAMEN KEHUA HENGSHENG Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231213 Address after: Room 208-38, Hengye Building, No. 100 Xiangxing Road, Xiang'an Industrial Zone, Xiamen Torch High tech Zone, Xiamen, Fujian Province, 361000 Patentee after: Xiamen Kehua shuneng Technology Co.,Ltd. Address before: 361006 torch garden, torch high tech Zone, Xiamen, Fujian 457 Patentee before: Kehua Data Co.,Ltd. |