CN202856152U - Electric shock preventing device on electric appliance switch cabinet - Google Patents
Electric shock preventing device on electric appliance switch cabinet Download PDFInfo
- Publication number
- CN202856152U CN202856152U CN 201220477154 CN201220477154U CN202856152U CN 202856152 U CN202856152 U CN 202856152U CN 201220477154 CN201220477154 CN 201220477154 CN 201220477154 U CN201220477154 U CN 201220477154U CN 202856152 U CN202856152 U CN 202856152U
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- China
- Prior art keywords
- cabinet
- sideboard
- cabinet door
- nut
- latch lever
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- 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.)
- Expired - Fee Related
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Abstract
The utility model provides an electric shock preventing device on an electric appliance switch cabinet. The electric shock preventing device comprises a cabinet body and a cabinet door. The cabinet body is internally provided with an electric switch, an electric switch operation main shaft and an operation hole. The cabinet body is provided with a shaft pin which passes through a slot hole on a movable baffle plate and is limited by a nut. An upper half part of the movable baffle plate is provided with an opening. One end of a reset spring is connected with the cabinet body, and the other end of the reset spring is connected with the movable baffle plate. An inner wall of the cabinet body is fixed with a shaft pin, a linkage rod is provided with a horizontal slot hole, and the shaft pin passes through the horizontal slot hole and is limited by a nut. The cabinet door is provided with a pushing rod corresponding to the linkage rod, one end of a linkage rod spring is connected with the linkage rod, and the other end of the linkage rod spring is connected with the cabinet door. The movable baffle plate is provided with a transverse supporting plate which is fixed with a sliding pin, the linkage rod is provided with an L shaped slot hole, and the sliding pin passes through the L shaped slot hole and is limited by a nut. The movable baffle plate is provided with a pushing handle which is extended out of the operation hole. According to the electric shock preventing device on the electric appliance switch cabinet, the electric shock of maintenance personnel can be prevented, the potential safety hazard of the maintenance personnel is eliminated, and the safety of maintenance is improved.
Description
Technical field
The utility model relates to a kind of electric equipment, particularly a kind of appliance switch anti-electric shock apparatus cashier's office in a shop.
Background technology
Existing electrical switchgear has generally comprised cabinet and cabinet door, and the electrical equipment disconnecting link is arranged in the cabinet, and its safety device is to be provided with electrical equipment switch operation main shaft in cabinet, and the handle hole of controlling electric device disconnecting link break-make is arranged on the cabinet.This safety device is like this work: when the electrical equipment disconnecting link was in closure state, the attendant can not open the cabinet door; In order to open the cabinet door, the attendant must use operating grip to pass handle hole and be enclosed within on the electrical equipment switch operation main shaft, rotating operation handle then, make the electrical equipment disconnecting link be in off-state after, can open the cabinet door, thereby guarantee the fail safe safeguarded.But it exists such deficiency: after the cabinet door is opened, anyone can send out the lock closure with electrical equipment by operating grip, so, will make the Lower Half in the Electric Appliance Cabinet charged, in case the misoperation of attendant's closed electrical equipment disconnecting link under the prerequisite of not closing the door occurs, great electric shock accidents just appears in the attendant of other conditions of not understanding easily.Therefore, the safety device of existing electrical switchgear still exists potential safety hazard.
Summary of the invention
The purpose of this utility model just provides a kind of simple in structure and easy to operate appliance switch anti-electric shock apparatus cashier's office in a shop, keeping in repair or safeguarding in the process of electrical switchgear, it can avoid the misoperation of closed electrical equipment disconnecting link, prevent that the attendant from getting an electric shock, eliminate attendant's potential safety hazard, thereby improve the fail safe of safeguarding.
The purpose of this utility model is to realize by such technical scheme, it includes cabinet and cabinet door, electrical equipment disconnecting link and electrical equipment switch operation main shaft are arranged in the cabinet, the handle hole that electrical equipment disconnecting link break-make is arranged on the cabinet, it is characterized in that: cabinet is provided with pivot pin, and pivot pin passes the slotted eye on the sideboard and pass through nut spacing actively, and the sideboard first half has the opening that size matches with handle hole, one end of back-moving spring is connected with cabinet, and the other end is connected with sideboard; Intrinsic pivot pin on the cabinet inwall is provided with horizontal slotted hole on the latch lever, pivot pin passes horizontal slotted hole and spacing by nut actively; Be provided with the push rod corresponding with latch lever on the cabinet door, an end of latch lever extension spring is connected with latch lever, and the other end is connected with the cabinet door; Be provided with horizontal support plate on the sideboard, laterally intrinsic sliding pin on the support plate has L shaped slotted eye on the latch lever, and sliding pin passes L shaped slotted eye and spacing by nut actively; Be provided with the handle of stirring that stretches out handle hole on the sideboard.
The utility model is like this work: when needs are opened the cabinet door and keeped in repair, sliding pin is positioned at the leftmost side of L shaped slotted eye, at this moment, the attendant can move down sideboard by stirring handle, thereby make the opening on the sideboard corresponding with gathering hole, the attendant is enclosed within on the operation axis with operating grip, the rotating operation handle makes the electrical equipment disconnecting link be in off-state, namely can open the cabinet door this moment, then take out operating grip, sideboard has blocked handle hole fully because action of reset spring makes its underpart.After the cabinet door is opened, the cabinet door moves to left by latch lever extension spring pulling latch lever, the top water that makes sliding pin the be positioned at L shaped notch mouth of rising as high as the banks, at this moment, because handle hole is sealed by sideboard, and, anyone can not move sideboard, therefore, avoid the attendant that the electrical equipment disconnecting link is closed fully, thereby eliminated the potential safety hazard that the attendant gets an electric shock.After maintenance is complete, the cabinet door is shut, push rod on the cabinet door promotes latch lever and moves to right, make the sliding pin return in the leftmost side of L shaped notch, at this moment, the attendant just can move down sideboard by stirring handle, makes opening corresponding with handle hole, with operating grip that the electrical equipment disconnecting link is closed again, thus whole maintenance work finished.
Owing to adopted technique scheme, the utlity model has simple in structure and easy to operate advantage, keeping in repair or safeguarding in the process of electrical switchgear, it can avoid the misoperation of closed electrical equipment disconnecting link, prevent that the attendant from getting an electric shock, eliminate attendant's potential safety hazard, thereby improve the fail safe of safeguarding.
Description of drawings
Description of drawings of the present utility model is as follows.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the partial sectional view of A-A among Fig. 1.
Fig. 3 is B section enlarged drawing among Fig. 1.
Among the figure: the ⒈ cabinet; ⒉ cabinet door; ⒊ electrical equipment disconnecting link; The ⒋ operation axis; The ⒌ handle hole; The ⒍ pivot pin; The ⒎ sideboard; The ⒏ slotted eye; The ⒐ nut; The ⒑ opening; The ⒒ back-moving spring; The ⒓ pivot pin; The ⒔ latch lever; The ⒕ horizontal slotted hole; The ⒖ nut; The ⒗ push rod; The extension spring of ⒘ latch lever; The horizontal support plate of ⒙; The ⒚ sliding pin; The L shaped slotted eye of ⒛; 21. nut; 22. stir handle; 23. operating grip.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
As shown in Figure 1, 2, 3, the utility model includes cabinet 1 and cabinet door 2, electrical equipment disconnecting link 3 and electrical equipment switch operation main shaft 4 are arranged in the cabinet 1, the handle hole 5 that electrical equipment disconnecting link 3 break-makes are arranged on the cabinet 1, it is characterized in that: cabinet 1 is provided with pivot pin 6, pivot pin 6 passes the slotted eye 8 on the sideboard 7 and passes through nut 9 spacing actively, sideboard 7 first halves have the opening 10 that size matches with handle hole 5, one end of back-moving spring 11 is connected with cabinet 1, and the other end is connected with sideboard 7; Intrinsic pivot pin 12 is provided with horizontal slotted hole 14 on cabinet 1 inwall on the latch lever 13, and pivot pin 12 passes horizontal slotted hole 14 and spacing by nut 15 actively; Be provided with the push rod 16 corresponding with latch lever 13 on the cabinet door 2, an end of latch lever extension spring 17 is connected with latch lever 13, and the other end is connected with cabinet door 2; Be provided with horizontal support plate 18 on the sideboard 7, laterally intrinsic sliding pin 19 on the support plate 18 has L shaped slotted eye 20 on the latch lever 13, and sliding pin 19 passes L shaped slotted eye 20 and spacing by nut 21 actively; Be provided with on the sideboard 7 stretch out handle hole 5 stir handle 22.
The utility model is like this work: when needs are opened cabinet door 2 and keeped in repair, sliding pin 19 is positioned at the leftmost side of L shaped slotted eye 20, at this moment, the attendant can move down sideboard 7 by stirring handle 22, thereby make the opening 10 on the sideboard 7 corresponding with handle hole 5, the attendant is enclosed within on the operation axis 4 with operating grip 23, rotating operation handle 23 makes electrical equipment disconnecting link 3 be in off-state, namely can open cabinet door 2 this moment, then take off operating grip 23, sideboard 7 makes its underpart block handle hole 5 fully because of back-moving spring 11 effects.After cabinet door 2 is opened, cabinet door 2 moves to left by latch lever extension spring 17 pulling latch levers 13, the top water that makes sliding pin 19 be positioned at L shaped notch 20 mouth of rising as high as the banks, at this moment, because handle hole 5 is sealed by sideboard 7, and, anyone can not move sideboard 7, therefore, avoid the attendant with electrical equipment disconnecting link 3 closures fully, thereby eliminated the potential safety hazard that the attendant gets an electric shock.After maintenance is complete, cabinet door 2 is shut, push rod 16 on the cabinet door 2 promotes latch lever 13 and moves to right, make sliding pin 19 returns in the leftmost side of L shaped notch 20, at this moment, the attendant just can move down sideboard 7 by stirring handle 22, makes opening 10 corresponding with handle hole 5, use again operating grip 23 with electrical equipment disconnecting link 3 closures, thereby finish whole maintenance work.
Claims (1)
1. appliance switch anti-electric shock apparatus cashier's office in a shop, include cabinet (1) and cabinet door (2), electrical equipment disconnecting link (3) and electrical equipment switch operation main shaft (4) are arranged in the cabinet (1), the handle hole (5) that electrical equipment disconnecting link (3) break-make is arranged on the cabinet (1), it is characterized in that: cabinet (1) is provided with pivot pin (6), pivot pin (6) passes the slotted eye (8) on the sideboard (7) and passes through nut (9) spacing actively, sideboard (7) first half has the opening (10) that size matches with handle hole (5), one end of back-moving spring (11) is connected with cabinet (1), and the other end is connected with sideboard (7); Intrinsic pivot pin (12) on cabinet (1) inwall is provided with horizontal slotted hole (14) on the latch lever (13), pivot pin (12) passes horizontal slotted hole (14) and spacing by nut (15) actively; Be provided with the push rod (16) corresponding with latch lever (13) on the cabinet door (2), an end of latch lever extension spring (17) is connected with latch lever (13), and the other end is connected with cabinet door (2); Be provided with horizontal support plate (18) on the sideboard (7), the upper intrinsic sliding pin (19) of horizontal support plate (18), have L shaped slotted eye (20) on the latch lever (13), sliding pin (19) passes L shaped slotted eye (20) and spacing by nut (21) actively; Be provided with on the sideboard (7) stretch out handle hole (5) stir handle (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220477154 CN202856152U (en) | 2012-09-19 | 2012-09-19 | Electric shock preventing device on electric appliance switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220477154 CN202856152U (en) | 2012-09-19 | 2012-09-19 | Electric shock preventing device on electric appliance switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202856152U true CN202856152U (en) | 2013-04-03 |
Family
ID=47987310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220477154 Expired - Fee Related CN202856152U (en) | 2012-09-19 | 2012-09-19 | Electric shock preventing device on electric appliance switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202856152U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109427495A (en) * | 2017-08-31 | 2019-03-05 | 施耐德电器工业公司 | Electrical control cabinet, the mechanical door interlock of driving mechanism and method for it |
-
2012
- 2012-09-19 CN CN 201220477154 patent/CN202856152U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109427495A (en) * | 2017-08-31 | 2019-03-05 | 施耐德电器工业公司 | Electrical control cabinet, the mechanical door interlock of driving mechanism and method for it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20130919 |