CN208014603U - A kind of knife switch locking device used by electrical device - Google Patents
A kind of knife switch locking device used by electrical device Download PDFInfo
- Publication number
- CN208014603U CN208014603U CN201820399080.6U CN201820399080U CN208014603U CN 208014603 U CN208014603 U CN 208014603U CN 201820399080 U CN201820399080 U CN 201820399080U CN 208014603 U CN208014603 U CN 208014603U
- Authority
- CN
- China
- Prior art keywords
- box cover
- box
- mounting box
- plug
- switch locking
- 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
Links
Abstract
The utility model discloses a kind of knife switch locking device used by electrical device, including mounting box, box cover, the mounting box is internally provided with plug-in strip main body, the plug-in strip main body is fixed on the inside of mounting box by pedestal, the centre position of the pedestal is provided with tool apron, one end of the tool apron is provided with blade, the one end of the blade far from tool apron is provided with handle, clamping block is arranged on box cover the utility model knife switch locking device used by electrical device, after box cover is shut, clamping block can be fitted closely with male contact handle, to play the purpose of switch locking, when needing unlock, it opens the lid, unlock can be aligned, it is simple in structure, it is easy to use；Clamping block is fixed on box cover, box cover can protect plug-in strip, and prevent personnel from accidentally touching; it can be removed clamping block by opening the lid, and alignment unlock, box body, box cover make to be made from an insulative material; and whole process will not touch plug-in strip, improve safety in utilization.
Description
Technical field
The utility model belongs to technical field of electric equipment, and in particular to a kind of electrical equipment knife switch locking dress
It sets.
Background technology
Knife switch is also known as knife-like switch or disconnecting switch, it is most simply to use wide one kind in manual electric appliance
Low-voltage electrical apparatus, it is made of porcelain seat, blade, tool apron and Bakelite Cover etc..It is typically used as the switch of isolated power supply, so as to can be safely
Fuse is overhauled or replaced to electrical equipment.It also is used as the power switch of line-start motor.When selection, plug-in strip is opened
The rated current of pass is approximately more than three times of motor rated current.
Knife switch is also known as knife-like switch or disconnecting switch, it is most simply to use wide one kind in manual electric appliance
Low-voltage electrical apparatus, the effect of knife-like switch in circuit are：Isolated power supply, to ensure the safety of circuit and maintenance of equipment；Disjunction loads,
As infrequently connected and the little low-voltage circuit of breaking capacity or directly initiating small-capacity motor.Knife-like switch is touched with dynamic
Head, and by it on pedestal static contact and cutter holder base phase wedging or detach, to be switched on or switched off a kind of switch of circuit.
The knife switch locking device used by electrical device of the prior art has the following problems：Existing most of locking devices
An individual handle is all set up, one end is buckled on male contact handle, it is complicated, it needs lot of materials to be made, is using
When there is also certain danger, it is not safe enough.
Utility model content
To solve the problems mentioned above in the background art.The utility model provides a kind of electrical equipment knife switch
Locking device has the characteristics that simple in structure, easy to use, safe.
To achieve the above object, the utility model provides the following technical solutions：A kind of electrical equipment is locked with knife switch
Device, including mounting box, box cover, the mounting box are internally provided with plug-in strip main body, and the plug-in strip main body is fixed by pedestal
In the inside of mounting box, the centre position of the pedestal is provided with tool apron, and one end of the tool apron is provided with blade, the blade
One end far from tool apron is provided with handle, cutter holder is provided with above the plug-in strip main body, and be provided with below plug-in strip main body
Binding post is provided with fuse above the binding post, and the side of the mounting box is provided with box cover, and the box cover is far from peace
One end centre position of mounted box is provided with spring cam lock, and the inner upper of box cover is provided with clamping block.
Preferably, it is fixedly connected by hinge between the mounting box and box cover.
Preferably, the pedestal is fixed on the inside of mounting box using screw, and mounting box is fixed using bolt.
Preferably, the one end of the mounting box far from box cover position corresponding with spring cam lock is provided with keyhole.
Preferably, the blade is fixed on using shaft on tool apron, and can be rotated.
Preferably, the position of the clamping block and the position of handle are corresponding, are fitted closely after closing box cover.
Preferably, the mounting box, box cover are made using insulated plastic, and handle, pedestal are made using ceramics.
Compared with prior art, the utility model has the beneficial effects that：
1, clamping block is arranged on box cover the utility model knife switch locking device used by electrical device, and box cover is shut
Afterwards, clamping block can be fitted closely with male contact handle, to play the purpose of switch locking, when needing unlock, open box
Lid, you can alignment unlock, it is simple in structure, it is easy to use.
2, clamping block is fixed on box cover by the utility model knife switch locking device used by electrical device, and box cover can be protected
Plug-in strip is protected, and prevents personnel from accidentally touching, it can be removed clamping block by opening the lid, and alignment unlock, box body, box cover use
Insulating materials is made, and whole process will not touch plug-in strip, improve safety in utilization.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the box cover side view of the utility model；
In figure：1, mounting box；2, plug-in strip main body；21, tool apron；22, blade；23, handle；24, cutter holder；25, fuse；
26, binding post；27, pedestal；3, box cover；31, spring cam lock；32, clamping block.
Specific implementation mode
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides following technical scheme：A kind of electrical equipment knife switch locking dress
It sets, including mounting box 1, box cover 3, the one end of mounting box 1 far from box cover 3 position corresponding with spring cam lock 31 is provided with lock
Eye, mounting box 1 are internally provided with plug-in strip main body 2, are fixedly connected by hinge between mounting box 1 and box cover 3, plug-in strip main body 2
The inside of mounting box 1 is fixed on by pedestal 27, pedestal 27 is fixed on the inside of mounting box 1 using screw, and mounting box 1 makes
It is fixed with bolt, the centre position of pedestal 27 is provided with tool apron 21, and one end of tool apron 21 is provided with blade 22, and blade 22, which uses, to be turned
Axis is fixed on tool apron 21, and can be rotated, and the one end of blade 22 far from tool apron 21 is provided with handle 23, plug-in strip main body 2 it is upper
Side is provided with cutter holder 24, and the lower section of plug-in strip main body 2 is provided with binding post 26, and the top of binding post 26 is provided with fuse 25,
The side of mounting box 1 is provided with box cover 3, and box cover 3, mounting box 1 are made using insulated plastic, and handle 23, pedestal 27 use
Ceramics are made, and one end centre position of the box cover 3 far from mounting box 1 is provided with spring cam lock 31, and the inner upper of box cover 3 is set
It is equipped with clamping block 32, the position of clamping block 32 is corresponding with the position of handle 23, is fitted closely after closing box cover 3.
The operation principle and process for using of the utility model：Plug-in strip main body 2 is fixed in mounting box 1 using screw,
Mounting box 1 is fixedly connected with box cover 3 by hinge, is fixed mounting box 1 using bolt, after the utility model installs,
To plug-in strip installation insurance silk 25, wiring is carried out, blade 22 is inserted by cutter holder 24 by driving handle 23, power supply is connected, and is closed
Box cover 3 is locked box cover 3 by spring cam lock 31, and clamping block 32 can be fitted closely with handle 23, open plug-in strip to reach
Shut fixed purpose.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of knife switch locking device used by electrical device, including mounting box (1), box cover (3), it is characterised in that：The peace
Mounted box (1) is internally provided with plug-in strip main body (2), and the plug-in strip main body (2) is fixed on the interior of mounting box (1) by pedestal (27)
The centre position in portion, the pedestal (27) is provided with tool apron (21), and one end of the tool apron (21) is provided with blade (22), described
The one end of blade (22) far from tool apron (21) is provided with handle (23), and cutter holder (24) is provided with above the plug-in strip main body (2),
And binding post (26) is provided with below plug-in strip main body (2), and fuse (25) is provided with above the binding post (26), it is described
The side of mounting box (1) is provided with box cover (3), and one end centre position of the box cover (3) far from mounting box (1) is provided with spring
Cam lock (31), and the inner upper of box cover (3) is provided with clamping block (32).
2. a kind of knife switch locking device used by electrical device according to claim 1, it is characterised in that：The mounting box
(1) it is fixedly connected by hinge between box cover (3).
3. a kind of knife switch locking device used by electrical device according to claim 1, it is characterised in that：The pedestal
(27) inside of mounting box (1) is fixed on using screw, and mounting box (1) is fixed using bolt.
4. a kind of knife switch locking device used by electrical device according to claim 1, it is characterised in that：The mounting box
(1) one end position corresponding with spring cam lock (31) far from box cover (3) is provided with keyhole.
5. a kind of knife switch locking device used by electrical device according to claim 1, it is characterised in that：The blade
(22) it is fixed on tool apron (21), and can rotated using shaft.
6. a kind of knife switch locking device used by electrical device according to claim 1, it is characterised in that：The clamping block
(32) position is corresponding with the position of handle (23), is fitted closely after closing box cover (3).
7. a kind of knife switch locking device used by electrical device according to claim 1, it is characterised in that：The box cover
(3), mounting box (1) is made using insulated plastic, and handle (23), pedestal (27) are made using ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820399080.6U CN208014603U (en) | 2018-03-14 | 2018-03-14 | A kind of knife switch locking device used by electrical device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820399080.6U CN208014603U (en) | 2018-03-14 | 2018-03-14 | A kind of knife switch locking device used by electrical device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208014603U true CN208014603U (en) | 2018-10-26 |
Family
ID=63890156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820399080.6U Expired - Fee Related CN208014603U (en) | 2018-03-14 | 2018-03-14 | A kind of knife switch locking device used by electrical device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208014603U (en) |
-
2018
- 2018-03-14 CN CN201820399080.6U patent/CN208014603U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20181026 Termination date: 20190314 |