CN213184143U - Locking mechanism for air switch protection cover - Google Patents
Locking mechanism for air switch protection cover Download PDFInfo
- Publication number
- CN213184143U CN213184143U CN202022256911.4U CN202022256911U CN213184143U CN 213184143 U CN213184143 U CN 213184143U CN 202022256911 U CN202022256911 U CN 202022256911U CN 213184143 U CN213184143 U CN 213184143U
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- locking
- protective cover
- air switch
- opening
- safety cover
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Abstract
The utility model discloses an air switch safety cover locking mechanism, the junction box comprises a junction box body, the top of junction box is provided with the safety cover, the top of safety cover is provided with the visor, the bottom of safety cover is provided with annular limiting plate, and annular limiting plate is connected with the junction box embedding. The utility model discloses in, the spring can remove through the elasticity pulling push pedal of self, the push pedal can drive the locking inserted bar and remove, the locking inserted bar can be through the inner wall of locking slot embedding visor, thereby it is in the same place to make the safety cover pass through locking inserted bar and visor locking, otherwise promote the push pedal, make the locking inserted bar can break away from the locking slot the inside on the visor inner wall, thereby be convenient for open between visor and the safety cover, moreover, the steam generator is simple in structure, people that can be convenient for can protect air switch, be convenient for simultaneously lock and open, make things convenient for people to install and overhaul.
Description
Technical Field
The utility model relates to an air switch technical field especially relates to an air switch safety cover locking mechanism.
Background
An air switch, also known as an air circuit breaker, is one type of circuit breaker. The switch can be automatically switched off as long as the current in the circuit exceeds the rated current. The air switch is an important electric appliance in a low-voltage distribution network and an electric power dragging system, and integrates control and multiple protection functions. Besides the contact and breaking of the circuit, the protection of short circuit, severe overload and undervoltage, etc. of the circuit or electrical equipment can be realized, and the protection device can also be used for starting the motor infrequently.
The air switch protection cover locking mechanism is characterized in that the air switch is installed on the protection cover, the air switch is protected through the protection cover, the switch is prevented from being automatically closed due to touch, the existing protection cover can only be simply closed and cannot be locked, and accordingly the protection is unsafe.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an air switch protection cover locking mechanism.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the locking mechanism for the air switch protection cover comprises a junction box, wherein the top of the junction box is provided with the protection cover, the top of the protection cover is provided with a protection cover, the bottom of the protection cover is provided with an annular limiting plate, and the annular limiting plate is connected with the junction box in an embedded mode;
the outer surface of the protective cover is provided with a first opening and a second opening, and the second opening is positioned above the first opening;
a bayonet lock is fixedly connected to the inner wall of the junction box;
the top of the protective cover is fixedly connected with a limiting block, one side of the limiting block is provided with a first open slot, the two sides of the protective cover are provided with rotating blocks corresponding to the first open slot, and the rotating blocks are connected with the first open slot in an embedded mode;
the inner wall of the second opening is provided with a second groove, a locking insertion rod is embedded into the second groove, a locking insertion slot is formed in the position, corresponding to the locking insertion rod, of the inner wall of the protective cover, and the locking insertion rod is connected with the locking insertion slot in an embedded mode.
As a further description of the above technical solution:
the grooved inner wall fixedly connected with spring of second, the one end fixedly connected with push pedal of spring, and push pedal and locking inserted bar fixed connection, the surface of safety cover is provided with the third opening, and the push pedal passes through third opening and safety cover through connection, the grooved inner wall fixedly connected with slide bar of third, and push pedal and slide bar sliding connection.
As a further description of the above technical solution:
the bayonet lock is made of polyvinyl chloride plastics, and the junction box is connected with the protective cover through the bayonet lock in a buckling mode.
As a further description of the above technical solution:
the protective cover is made of transparent plastic.
As a further description of the above technical solution:
the inner wall of the junction box is fixedly connected with a mounting plate.
As a further description of the above technical solution:
the protective cover is rotatably connected with the protective cover through a limiting block.
The utility model discloses following beneficial effect has:
1. this air switch safety cover locking mechanism, when using, through the spring that sets up, the push pedal, the locking inserted bar, the visor, the safety cover, the locking slot, the spring can remove through the elasticity pulling push pedal of self, the push pedal can drive the locking inserted bar and remove, the locking inserted bar can pass through the inner wall of locking slot embedding visor, thereby make the safety cover pass through the locking inserted bar and be in the same place with visor locking connection, otherwise promote the push pedal, make the locking inserted bar can break away from the locking slot the inside on the visor inner wall, thereby be convenient for open between visor and the safety cover, moreover, the steam generator is simple in structure, people's air switch that can be convenient for can be protected, be convenient for lock and open simultaneously, make.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an enlarged view of a in fig. 1 according to the present invention;
FIG. 3 is a schematic view of the connection between the protective cover and the protective cover of the present invention;
fig. 4 is an enlarged view of B in fig. 3 according to the present invention.
Illustration of the drawings: 1. a junction box; 2. a protective cover; 3. a protective cover; 4. mounting a plate; 5. a bayonet lock; 6. an annular limiting plate; 7. a first opening; 8. a limiting block; 9. rotating the block; 10. a first slot; 11. a second opening; 12. locking the inserted rod; 13. a second slot; 14. pushing the plate; 15. a spring; 16. a third opening; 17. a slide bar; 18. and locking the slot.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides an embodiment: an air switch protection cover locking mechanism comprises a junction box 1, wherein a protection cover 2 is arranged at the top of the junction box 1, a protection cover 3 is arranged at the top of the protection cover 2, an annular limiting plate 6 is arranged at the bottom of the protection cover 2, and the annular limiting plate 6 is connected with the junction box 1 in an embedded mode; wherein, the outer surface of the protective cover 2 is provided with a first opening 7 and a second opening 11, and the second opening 11 is positioned above the first opening 7; a bayonet 5 is fixedly connected to the inner wall of the junction box 1; the top of the protective cover 2 is fixedly connected with a limiting block 8, one side of the limiting block 8 is provided with a first slot 10, two sides of the protective cover 3 are provided with rotating blocks 9 corresponding to the positions of the first slot 10, and the rotating blocks 9 are connected with the first slot 10 in an embedded manner; the inner wall of the second opening 11 is provided with a second slot 13, a locking inserted bar 12 is embedded inside the second slot 13, a locking slot 18 is arranged on the inner wall of the protective cover 3 corresponding to the locking inserted bar 12, and the locking inserted bar 12 is embedded and connected with the locking slot 18.
The inner wall fixedly connected with spring 15 of second fluting 13, the one end fixedly connected with push pedal 14 of spring 15, and push pedal 14 and locking inserted bar 12 fixed connection, the surface of safety cover 2 is provided with third opening 16, and push pedal 14 passes through third opening 16 and safety cover 2 through connection, the inner wall fixedly connected with slide bar 17 of third opening 16, and push pedal 14 and slide bar 17 sliding connection, spring 15 can move through self elasticity pulling push pedal 14, push pedal 14 can drive locking inserted bar 12 and remove, locking inserted bar 12 can imbed the inner wall of visor 3 through locking slot 18, thereby make safety cover 2 through locking inserted bar 12 and visor 3 lock-connected together, otherwise promote push pedal 14, make locking inserted bar 12 can break away from the locking slot 18 the inside on the inner wall of visor 3, thereby be convenient for open between visor 3 and safety cover 2.
The protective cover 3 is made of transparent plastic, and the protective cover 3 can be convenient for people to observe the running state of the air switch.
The inner wall fixedly connected with mounting panel 4 of terminal box 1, mounting panel 4 can be convenient for people to install air switch.
The working principle is as follows: when using air switch safety cover locking mechanism, spring 15 can remove through the elasticity pulling push pedal 14 of self, push pedal 14 can drive locking inserted bar 12 and remove, locking inserted bar 12 can be through the inner wall of locking slot 18 embedding visor 3, thereby make safety cover 2 together through locking inserted bar 12 and visor 3 locking, otherwise promote push pedal 14, make locking inserted bar 12 can break away from the locking slot 18 the inside on visor 3 inner wall, thereby be convenient for open between visor 3 and the safety cover 2, moreover, the steam generator is simple in structure, people can be convenient for protect air switch, be convenient for lock and open simultaneously, make things convenient for people's installation and maintenance, there is certain practicality.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides an air switch safety cover locking mechanism, includes terminal box (1), its characterized in that: the top of the junction box (1) is provided with a protective cover (2), the top of the protective cover (2) is provided with a protective cover (3), the bottom of the protective cover (2) is provided with an annular limiting plate (6), and the annular limiting plate (6) is connected with the junction box (1) in an embedded mode;
the outer surface of the protective cover (2) is provided with a first opening (7) and a second opening (11), and the second opening (11) is positioned above the first opening (7);
a bayonet (5) is fixedly connected to the inner wall of the junction box (1);
the top of the protective cover (2) is fixedly connected with a limiting block (8), one side of the limiting block (8) is provided with a first open slot (10), the two sides of the protective cover (3) are provided with rotating blocks (9) corresponding to the positions of the first open slot (10), and the rotating blocks (9) are connected with the first open slot (10) in an embedded manner;
the inner wall of second opening (11) is provided with second fluting (13), the inside embedding of second fluting (13) is provided with locking inserted bar (12), the position that the inner wall of visor (3) corresponds locking inserted bar (12) is provided with locking slot (18), and locking inserted bar (12) is connected with locking slot (18) embedding.
2. An air switch boot locking mechanism according to claim 1, wherein: inner wall fixedly connected with spring (15) of second fluting (13), one end fixedly connected with push pedal (14) of spring (15), and push pedal (14) and locking inserted bar (12) fixed connection, the surface of safety cover (2) is provided with third opening (16), and push pedal (14) through third opening (16) and safety cover (2) through connection, the inner wall fixedly connected with slide bar (17) of third opening (16), and push pedal (14) and slide bar (17) sliding connection.
3. An air switch boot locking mechanism according to claim 1, wherein: bayonet lock (5) are made for polyvinyl chloride plastics, terminal box (1) is connected with safety cover (2) buckle through bayonet lock (5).
4. An air switch boot locking mechanism according to claim 1, wherein: the protective cover (3) is made of transparent plastic.
5. An air switch boot locking mechanism according to claim 1, wherein: the inner wall of the junction box (1) is fixedly connected with a mounting plate (4).
6. An air switch boot locking mechanism according to claim 1, wherein: the protective cover (3) is rotatably connected with the protective cover (2) through a limiting block (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022256911.4U CN213184143U (en) | 2020-10-12 | 2020-10-12 | Locking mechanism for air switch protection cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022256911.4U CN213184143U (en) | 2020-10-12 | 2020-10-12 | Locking mechanism for air switch protection cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213184143U true CN213184143U (en) | 2021-05-11 |
Family
ID=75779685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022256911.4U Active CN213184143U (en) | 2020-10-12 | 2020-10-12 | Locking mechanism for air switch protection cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213184143U (en) |
-
2020
- 2020-10-12 CN CN202022256911.4U patent/CN213184143U/en active Active
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