CN208369062U - A kind of circuit breaker trolley testing position hole-lock - Google Patents
A kind of circuit breaker trolley testing position hole-lock Download PDFInfo
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- CN208369062U CN208369062U CN201821128424.6U CN201821128424U CN208369062U CN 208369062 U CN208369062 U CN 208369062U CN 201821128424 U CN201821128424 U CN 201821128424U CN 208369062 U CN208369062 U CN 208369062U
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- plate
- lock
- circuit breaker
- testing position
- sliding slot
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Abstract
The utility model discloses a kind of circuit breaker trolley testing position hole-locks, lock core is provided on front side of the front face of hole-lock, transmission shaft is provided on rear side of front face, transmission shaft is connected with lock core, buckle and connecting plate are provided on transmission shaft, the edge of buckle has notch, electromagnet is fixed on the upside of bottom plate, first sliding groove is provided on connecting plate, being horizontally disposed at first sliding groove has pin shaft, pin shaft passes through lock pin and connect with key rotation, the lower end of lock pin is inserted into a fixed block, the side of fixed block is provided with the first sliding groove slided up and down for pin shaft, guide plate is provided on the upside of top plate, the edge of guide plate is provided with second sliding slot, sliding is provided with slide plate at second sliding slot, slide plate is connected with the slot bottom of second sliding slot by spring.The utility model by setting electromagnet and buckle, electromagnet be powered make electromagnet telescopic end separated with buckle after be just able to rotate key, be that operating process increases one of safety guarantee, improve overall security.
Description
Technical field
The utility model relates to high-tension switch cabinet technical fields, interlock more particularly to a kind of circuit breaker trolley testing position
Box.
Background technique
According to national Specification, high-tension switch cabinet design and producing must have five safety operation Elementary Procedures,
The operation of mesohigh circuit breaker trolley and earthing switch has to comply with claimed below: only when circuit breaker trolley is in testing position
And ability operational grounding switchs and turns on the switch cabinet back door in the case where confirming cable vault without electricity；Conversely, only when ground connection
Switch in gate-dividing state and when rear door of switch cabinet is in close state can running circuit breaker trolley from testing position to work
Make position.
In the prior art, most of high-tension switch cabinet products do not have circuit breaker trolley testing position locking device, even if portion
Divide breaker to have this lock function, but usually structure is simple and has a single function, can not be hooked with other high pressure compartments and operation equipment
At the closeness relationship mutually restricted.
Therefore, a kind of circuit breaker trolley testing position hole-lock how is provided, after circuit breaker trolley reaches testing position
The position of circuit breaker trolley can be locked, be those skilled in the art's technical problem urgently to be resolved.
Utility model content
The purpose of the utility model is to provide one kind can be to circuit breaker trolley after circuit breaker trolley reaches testing position
Position into line-locked circuit breaker trolley testing position hole-lock.
To achieve the above object, the utility model provides following scheme:
The utility model discloses a kind of circuit breaker trolley testing position hole-locks, including box body, before the box body includes
Wall surface, rear surface, bottom plate and top plate, lock core is provided on front side of the front face, and the lock core has the key to match, institute
It states and is provided with transmission shaft on rear side of front face, the transmission shaft is connected with the lock core, and the key is inserted into energy after the lock core
It enough drives the transmission shaft to rotate, buckle and connecting plate is provided on the transmission shaft, the edge of the buckle has notch, institute
It states and is fixed with electromagnet on the upside of bottom plate, the telescopic end of the electromagnet matches with the notch size, is arranged on the connecting plate
There is first sliding groove, being horizontally disposed at the first sliding groove has pin shaft, and the pin shaft passes through lock pin and connect with the key rotation,
The lower end of the lock pin is inserted into a fixed block, and the fixed block is fixed between the bottom plate and the top plate, the fixation
It is provided at the top of block and is provided with the confession pin shaft with the matched vertical holes of the lock pin, the side of the fixed block and slides up and down
First sliding groove, be provided with guide plate on the upside of the top plate, the edge of the guide plate is provided with second sliding slot, at the second sliding slot
Sliding is provided with slide plate, and the slide plate is connected with the slot bottom of the second sliding slot by spring, is provided on the slide plate for institute
State the through-hole that lock pin passes through.
Preferably, the front face, the rear surface and the bottom plate are an integral structure.
Preferably, the front face left and right sides forward fold formed the first mounting plate, first mounting plate to
It is installed on the panel of high-tension switch cabinet.
Preferably, the rear surface upside forward fold formed the second mounting plate, second mounting plate to and institute
Top plate is stated to be connected.
Preferably, bend downward to form third mounting plate on front side of the top plate, the third mounting plate to it is described
Front face is connected.
Preferably, the electromagnet is set on the right side of the transmission shaft, and the second sliding slot is open towards a left side.
The utility model achieves following technical effect compared with the existing technology:
Electromagnet and buckle is arranged in the utility model, electromagnet be powered make electromagnet telescopic end separated with buckle after
It is able to rotate key, one of safety guarantee is increased for operating process, improves overall security.
When circuit breaker trolley is in testing position and in the case that main circuit measuring control point is without electricity, operator can be with
Key is extracted and taken away after key is rotated to certain position stretching out lock pin, lock pin is upward through slide plate and to be inserted into breaker small
Vehicle realizes circuit breaker trolley in the locking of testing position state.When key spinning reduction breaks that is, after lock pin retraction fixed block
Road device trolley can leave testing position, automatic protruding under the action of the spring with tail skid.At this point, slide plate keeps off lock pin
In the following, can not stretch out upwards again.Therefore, trolley leave after testing position can not operation interlocking box, can not also take key away.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is the isometric side view of the utility model circuit breaker trolley testing position hole-lock；
Fig. 2 is a kind of top view of working condition of the utility model circuit breaker trolley testing position hole-lock；
Fig. 3 is the top view of another working condition of the utility model circuit breaker trolley testing position hole-lock；
Description of symbols: 1, impingement plate；2, lock pin；3, slide plate；4, guide plate；5, connecting plate；6, shell；7, key；8,
Lock core；9, electromagnet；10, buckle；11, transmission shaft；12, spring.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The purpose of the utility model is to provide one kind can be to circuit breaker trolley after circuit breaker trolley reaches testing position
Position into line-locked circuit breaker trolley testing position hole-lock.
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing and have
Body embodiment is described in further detail the utility model.
As shown in Figure 1-3, the present embodiment provides a kind of circuit breaker trolley testing position hole-lock, including box body, box body packet
Include front face, rear surface, bottom plate and top plate.
Further, the front face in the present embodiment, rear surface and bottom plate are an integral structure, and are bent for shell 6,
Top plate is set to 6 top of shell, and top plate is fixedly connected with shell 6 by fastener.
Lock core 8 is provided on front side of front face, lock core 8 has matched key 7.It is provided on rear side of front face
Transmission shaft 11, transmission shaft 11 are connected with lock core 8.After key 7 is inserted into lock core 8, rotation key 7 is able to drive the rotation of transmission shaft 11.
Buckle 10 and connecting plate 5 are provided on transmission shaft 11, buckle 10 is the circular slab being coaxially disposed with transmission shaft 11, the side of buckle 10
Edge has a notch.It is fixed with electromagnet 9 on the upside of bottom plate, the telescopic end of electromagnet 9 is matched with notch size, passes through electromagnet 9
Cooperation with buckle 10 can lock rotation axis.Electromagnet 9 in the present embodiment selects the common electromagnetism in high-tension switch cabinet field
Iron 9, details are not described herein again.
Be provided with first sliding groove on connecting plate 5, being horizontally disposed at first sliding groove has pin shaft, pin shaft pass through lock pin 2 and with lock
Pin 2 is rotatablely connected.The lower end of lock pin 2 is inserted into a fixed block, and fixed block is fixed between bottom plate and top plate.The top of fixed block
Being provided with can move up and down with the matched vertical holes of lock pin 2, lock pin 2 in vertical holes, and the side of fixed block is provided with for pin shaft
The first sliding groove slided up and down.Guide plate 4 is provided on the upside of top plate, the edge of guide plate 4 is provided with second sliding slot, slides in second sliding slot
Dynamic to be provided with slide plate 3, slide plate 3 passes through spring 12 with the slot bottom of second sliding slot and is connected, and is provided on slide plate 3 and passes through for lock pin 2
Through-hole.
For circuit breaker trolley not in testing position, the structure of hole-lock is as shown in Figure 2.As shown in figure 3, working as circuit breaker trolley
When moving to testing position, the impingement plate 1 positioned at circuit breaker trolley bottom will push slide plate 3, and slide plate 3 is made to overcome the bullet of spring 12
Power is simultaneously slided along second sliding slot towards guide plate 4.In Fig. 2 and Fig. 3, top plate is not drawn into.
After circuit breaker trolley reaches testing position, through-hole on slide plate 3 and 2 position face of lock pin, lock pin 2 at any time can be with
It is upward through slide plate 3, and is inserted into circuit breaker trolley, realizes circuit breaker trolley in the locking of testing position state.To avoid breaking
Lock pin 2 is moved up because of maloperation when road device trolley reaches testing position, and electromagnet 9 and buckle 10 is arranged in the present embodiment, in electromagnetism
The energization of iron 9 is just able to rotate key 7 after separating the telescopic end of electromagnet 9 with buckle 10, increases one of safety for operating process
It ensures, improves overall security.
When circuit breaker trolley is in testing position and in the case that main circuit measuring control point is without electricity, operator can be with
It extracts after key 7 is rotated to certain position stretching out lock pin 2 and takes key 7 away, lock pin 2 maintains stretching state at this time, makes
Circuit breaker trolley is remained stationary in testing position.The key 7 can individually be matched with the lock core 8 of a hole-lock, can also with it is multiple
The lock core 8 of hole-lock matches.
When 7 spinning reduction of key, i.e., after lock pin 2 is retracted, circuit breaker trolley can leave testing position and be moved to working position
It sets, it is automatic protruding under the action of spring 12 with tail skid 3.At this point, slide plate 3 keeps off lock pin 2 below, it can not again upwards
It stretches out.Therefore, trolley leave after testing position can not operation interlocking box, can not also take key 7 away.
Further, to facilitate installation, the left and right sides forward fold of front face forms the first installation in the present embodiment
Plate, the first mounting plate is to be installed on the panel of high-tension switch cabinet；The upside forward fold of rear surface forms the second mounting plate,
Second mounting plate with top plate to be connected；Bend downward to form third mounting plate on front side of top plate, third mounting plate to it is preceding
Wall surface is connected.Specifically, the panel of the first mounting plate and high-tension switch cabinet, the second mounting plate and top plate, third mounting plate are with before
Wall surface passes through bolt, nuts and washers is fixedly connected.
In the present embodiment, electromagnet 9 is set to 11 right side of transmission shaft, and second sliding slot is open towards a left side, those skilled in the art
It can also be selected according to actual needs.
It applies specific case in this specification to be expounded the principles of the present invention and embodiment, the above reality
The explanation for applying example is merely used to help understand the method and its core concept of the utility model；Meanwhile for the general of this field
Technical staff, based on the idea of the present invention, there will be changes in the specific implementation manner and application range.To sum up institute
It states, the content of the present specification should not be construed as a limitation of the present invention.
Claims (6)
1. a kind of circuit breaker trolley testing position hole-lock, which is characterized in that including box body, the box body include front face, after
Wall surface, bottom plate and top plate, lock core is provided on front side of the front face, and the lock core has the key to match, the antetheca
Transmission shaft is provided on rear side of face, the transmission shaft is connected with the lock core, and the key is able to drive after being inserted into the lock core
The transmission shaft rotates, and buckle and connecting plate are provided on the transmission shaft, and the edge of the buckle has notch, the bottom plate
Upside is fixed with electromagnet, and the telescopic end of the electromagnet is matched with the notch size, is provided with first on the connecting plate
Sliding slot, being horizontally disposed at the first sliding groove has pin shaft, and the pin shaft passes through lock pin and connect with the key rotation, the lock
The lower end of pin is inserted into a fixed block, and the fixed block is fixed between the bottom plate and the top plate, the top of the fixed block
Portion, which is provided with, is provided with first slided up and down for the pin shaft with the matched vertical holes of the lock pin, the side of the fixed block
Sliding slot, the top plate upside are provided with guide plate, and the edge of the guide plate is provided with second sliding slot, slides and set at the second sliding slot
It is equipped with slide plate, the slide plate is connected with the slot bottom of the second sliding slot by spring, is provided on the slide plate for the lock pin
The through-hole passed through.
2. circuit breaker trolley testing position hole-lock according to claim 1, which is characterized in that the front face, described
Rear surface and the bottom plate are an integral structure.
3. circuit breaker trolley testing position hole-lock according to claim 2, which is characterized in that the left and right of the front face
Two sides forward fold forms the first mounting plate, and first mounting plate is to be installed on the panel of high-tension switch cabinet.
4. circuit breaker trolley testing position hole-lock according to claim 3, which is characterized in that the upside of the rear surface
Forward fold forms the second mounting plate, and second mounting plate with the top plate to be connected.
5. circuit breaker trolley testing position hole-lock according to claim 4, which is characterized in that the front side of the top plate to
Under be bent to form third mounting plate, the third mounting plate with the front face to be connected.
6. circuit breaker trolley testing position hole-lock according to claim 5, which is characterized in that the electromagnet is set to
On the right side of the transmission shaft, the second sliding slot is open towards a left side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821128424.6U CN208369062U (en) | 2018-07-17 | 2018-07-17 | A kind of circuit breaker trolley testing position hole-lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821128424.6U CN208369062U (en) | 2018-07-17 | 2018-07-17 | A kind of circuit breaker trolley testing position hole-lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208369062U true CN208369062U (en) | 2019-01-11 |
Family
ID=64925394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821128424.6U Active CN208369062U (en) | 2018-07-17 | 2018-07-17 | A kind of circuit breaker trolley testing position hole-lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208369062U (en) |
-
2018
- 2018-07-17 CN CN201821128424.6U patent/CN208369062U/en active Active
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