CN204696000U - Cable chamber door locking device before Novel switch cabinet - Google Patents
Cable chamber door locking device before Novel switch cabinet Download PDFInfo
- Publication number
- CN204696000U CN204696000U CN201520140026.6U CN201520140026U CN204696000U CN 204696000 U CN204696000 U CN 204696000U CN 201520140026 U CN201520140026 U CN 201520140026U CN 204696000 U CN204696000 U CN 204696000U
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- CN
- China
- Prior art keywords
- switch cabinet
- cabinet body
- rotate
- earthed switch
- switch
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides cable chamber door locking device before a kind of Novel switch cabinet, comprise the blocking lock mechanism be arranged in switch cabinet body and the plate be arranged on Qianmen, switch cabinet body offers the slot passed for plate, the handle hole matched with earthed switch operating grip, rotate in handle hole and be provided with earthed switch rotation axis, earthed switch operating grip drives earthed switch rotation axis to rotate, blocking lock mechanism comprises arrange and the lockhole that be connected radial with handle hole, slide the lock pin be arranged in lockhole, middle part and switch cabinet body rotate the shift fork be connected, the upper end of lock pin and shift fork is fixedly connected, the end of plate has the driving inclined-plane of shift fork rotation, return springs is provided with between lock pin and switch cabinet body, earthed switch action just can be carried out in Qianmen, use safety.
Description
Technical field
The utility model relates to indoor steel-clad switchbox, particularly cable chamber door locking device before a kind of Novel switch cabinet.
Background technology
Indoor armored metal enclosed switch equipment is the widely used controller switching equipment of electric power system, for three-phase 50HZ electric power system, can for the control and protection of the electric power system such as industrial and mining enterprises and transformer station, current existing switch cubicle, there is no when the earthed switch of switch cubicle is in open position, the Qianmen, cable vault of switch cubicle must not be opened; To guarantee to carry out switch cubicle maintenance, inspection and maintenance safely; And when front cable chamber door is not closed, cannot the function of operational grounding switch.
Utility model content
The purpose of this utility model is the deficiency overcoming above-mentioned technology, thus cable chamber door locking device before a kind of Novel switch cabinet is provided, security performance is high.
The technical scheme that the utility model adopts is such: cable chamber door locking device before Novel switch cabinet, comprise the blocking lock mechanism be arranged in switch cabinet body and the plate be arranged on Qianmen, described switch cabinet body offers the slot passed for described plate, the handle hole matched with earthed switch operating grip, rotate in described handle hole and be provided with earthed switch rotation axis, described earthed switch operating grip drives described earthed switch rotation axis to rotate, described blocking lock mechanism comprises arrange and the lockhole that be connected radial with described handle hole, slide the lock pin be arranged in described lockhole, middle part and described switch cabinet body rotate the shift fork be connected, the upper end of described lock pin and described shift fork is fixedly connected, the end of described plate has the driving inclined-plane driving described shift fork to rotate, return springs is provided with between described lock pin and described switch cabinet body.
Further improvement: described Qianmen is provided with stopper, described switch cabinet body is slided along above-below direction and is provided with latch hook, described latch hook matches with described stopper, is provided with link gear between described earthed switch rotation axis and described latch hook.
Further improvement: described link gear is comprised the eccentric block be fixedly installed on described earthed switch rotation axis, is connected by connecting rod between described eccentric block with described latch hook, the both ends of described connecting rod rotate with described eccentric block and described latch hook respectively and are connected.
By adopting preceding solution, the beneficial effects of the utility model are: when Qianmen is opened, shift fork bottom departs from plate, lock pin inserts in lockhole under the effect of return springs, stops earthed switch operating grip to enter in handle hole and operates, only have when Qianmen is closed, plate drives shift fork to rotate, make lock pin depart from lockhole, just can carry out earthed switch action, use safety.
Accompanying drawing explanation
Fig. 1 is switch cubicle schematic diagram;
Fig. 2 is Qianmen schematic diagram;
Fig. 3 is that lock pin coordinates schematic diagram (front door closure state) with handle hole;
Fig. 4 is that latch hook coordinates schematic diagram (front door closure state) with stopper;
Fig. 5 is shift fork schematic diagram (front door closure state);
Fig. 6 is that lock pin coordinates schematic diagram (Qianmen open mode) with handle hole;
Fig. 7 is that latch hook coordinates schematic diagram (Qianmen open mode) with stopper;
Fig. 8 is shift fork schematic diagram (Qianmen open mode).
Wherein: 1, switch cabinet body; 2, Qianmen; 3, plate; 4, handle hole; 5, earthed switch operating grip; 6, lock pin; 7, shift fork; 8, return springs; 9, inclined-plane is driven; 10, stopper; 11, latch hook.
Embodiment
The utility model is further illustrated below in conjunction with the drawings and specific embodiments.
As Figure 1-Figure 8, the utility model discloses cable chamber door locking device before a kind of Novel switch cabinet, comprise the blocking lock mechanism be arranged in switch cabinet body 1 and the plate 3 be arranged on Qianmen 2, described switch cabinet body 1 offers the slot passed for described plate 3, the handle hole 4 matched with earthed switch operating grip 5, rotate in described handle hole 4 and be provided with earthed switch rotation axis, described earthed switch operating grip 5 drives described earthed switch rotation axis to rotate, described blocking lock mechanism comprises arrange and the lockhole that be connected radial with described handle hole 4, slide the lock pin 6 be arranged in described lockhole, middle part and described switch cabinet body 1 rotate the shift fork 7 be connected, described lock pin 6 is fixedly connected with the upper end of described shift fork 7, the end of described plate 3 has the driving inclined-plane 9 driving described shift fork 7 to rotate, return springs 8 is provided with between described lock pin 6 and described switch cabinet body 1.
Operation principle: when Qianmen 2 is opened, shift fork 7 bottom departs from the restriction of plate 3, lock pin 6 inserts in lockhole under the effect of return springs 8, stop earthed switch operating grip 5 to enter in handle hole 4 to operate, now cannot operational grounding switch, when Qianmen 2 is closed, plate 3 inserts in slot, it drives shift fork 7 bottom inwardly to rotate, now shift fork 7 upper end band pendulum lock pin 6 overcomes the elastic force of return springs 8, protruding, depart from lockhole, now handle hole 4 is not by the restriction of lock pin 6, earthed switch operating grip 5 can operate in update hole 4, use safety
As Fig. 4, shown in Fig. 7, in order to realize when the earthed switch of switch cubicle is in open position, the Qianmen, cable vault 2 of switch cubicle must not be opened, described Qianmen 2 is provided with stopper 10, described switch cabinet body 1 is slided along above-below direction and is provided with latch hook 11, described latch hook 11 matches with described stopper 10, link gear is provided with between described earthed switch rotation axis and described latch hook 11, the elastic component making its upward sliding is provided with between this exterior lock hook 11 and switch cabinet body 1, when Qianmen 2 is closed, the elastic force of elastic component makes latch hook 11 hook stopper 10, now cannot outwards open Qianmen 2, only have when elder sister and younger brother's trigger pivot axis rotates, under the drive of link gear, Qianmen 2 can be opened when driving latch hook 11 slide downward to depart from stopper 10.
Move for the ease of earthed switch rotation axis band moveable lock hook 11, optimal enforcement mode in the present embodiment is, described link gear is comprised and is fixedly installed on the eccentric block on described earthed switch rotation axis, is connected by connecting rod between described eccentric block with described latch hook 11, the both ends of described connecting rod rotate with described eccentric block and described latch hook 11 respectively and are connected, earthed switch rotation axis rotates, drive eccentric block rotates, and under the effect of connecting rod, latch hook 11 moves up and down.
More than show and describe general principle of the present utility model and principal character and advantage thereof; the technical staff of the industry should understand; the utility model is not restricted to the described embodiments; above-described embodiment just illustrates principle of the present utility model with description in explanation; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications; these changes and improvements all fall within the scope of claimed the utility model, and the claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. cable chamber door locking device before Novel switch cabinet, it is characterized in that: comprise the blocking lock mechanism be arranged in switch cabinet body and the plate be arranged on Qianmen, described switch cabinet body offers the slot passed for described plate, the handle hole matched with earthed switch operating grip, rotate in described handle hole and be provided with earthed switch rotation axis, described earthed switch operating grip drives described earthed switch rotation axis to rotate, described blocking lock mechanism comprises arrange and the lockhole that be connected radial with described handle hole, slide the lock pin be arranged in described lockhole, middle part and described switch cabinet body rotate the shift fork be connected, the upper end of described lock pin and described shift fork is fixedly connected, the end of described plate has the driving inclined-plane driving described shift fork to rotate, return springs is provided with between described lock pin and described switch cabinet body.
2. cable chamber door locking device before Novel switch cabinet according to claim 1, it is characterized in that: described Qianmen is provided with stopper, described switch cabinet body is slided along above-below direction and is provided with latch hook, described latch hook matches with described stopper, is provided with link gear between described earthed switch rotation axis and described latch hook.
3. cable chamber door locking device before Novel switch cabinet according to claim 2, it is characterized in that: described link gear is comprised the eccentric block be fixedly installed on described earthed switch rotation axis, is connected by connecting rod between described eccentric block with described latch hook, the both ends of described connecting rod rotate with described eccentric block and described latch hook respectively and are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520140026.6U CN204696000U (en) | 2015-03-12 | 2015-03-12 | Cable chamber door locking device before Novel switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520140026.6U CN204696000U (en) | 2015-03-12 | 2015-03-12 | Cable chamber door locking device before Novel switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204696000U true CN204696000U (en) | 2015-10-07 |
Family
ID=54236262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520140026.6U Expired - Fee Related CN204696000U (en) | 2015-03-12 | 2015-03-12 | Cable chamber door locking device before Novel switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204696000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110198037A (en) * | 2019-06-19 | 2019-09-03 | 河北腾瑞电力设备科技有限公司 | A kind of power electronics type three-phase imbalance intelligent regulating device |
-
2015
- 2015-03-12 CN CN201520140026.6U patent/CN204696000U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110198037A (en) * | 2019-06-19 | 2019-09-03 | 河北腾瑞电力设备科技有限公司 | A kind of power electronics type three-phase imbalance intelligent regulating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 Termination date: 20200312 |