CN216624034U - Electric switch with locking structure - Google Patents

Abstract

The utility model discloses an electric switch with a locking structure, which relates to the technical field of electric switches and comprises a base and a face cover, wherein fixing plates are fixed at two ends of one side in the base, and return springs are fixed at the tops of two groups of fixing plates. According to the utility model, the rotating wheel rotates to enable the gear to rotate through the transmission rod, the gear rotates to engage with the tooth grooves to enable the sliding column to move downwards, the sliding column is separated from limiting of the extrusion plate, the face cover extrudes the return spring through the extrusion plate, so that the electric equipment is opened, then the rotating wheel is screwed to reset to an initial state, the sliding column limits the extrusion plate again, the telescopic plate is loosened, and the bolt rod extends into the transmission rod to limit and fix the transmission rod under the action force generated when the spring is compressed to reset.

Description

Electric switch with locking structure

Technical Field

The utility model relates to the technical field of electrical switches, in particular to an electrical switch with a locking structure.

Background

The switch electric appliance is used as a switch for infrequently manually switching on and off a circuit in a low-voltage electric appliance or as an introduction switch of a power supply in a machine tool circuit, is divided into a knife switch, a combined switch and the like, is applied to electric control equipment of industrial and mining enterprises, and mainly comprises a base, a face cover, a fixed contact and a movable contact rod.

Most of electrical switches in the prior art do not have a locking structure, so that when the electrical switch is used, workers easily cause the risk of mistaken touch on the electrical switch, the electrical switch is accidentally turned on or turned off, and then large economic loss is caused in part of occasions.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims to provide an electrical switch with a locking structure, so as to solve the technical problem that in the prior art, workers easily cause the risk of mistaken touch on the electrical switch, thereby causing the accidental opening or closing of an electrical appliance and further causing great economic loss in some occasions.

In order to achieve the purpose, the utility model provides the following technical scheme: an electrical switch with a locking structure comprises a base and a face cover, wherein fixing plates are fixed at two ends of one side in the base, return springs are fixed at the tops of two groups of fixing plates, and extrusion plates located at the bottom of the face cover are fixed at the tops of two groups of return springs;

the bottom of each of the two groups of extrusion plates is provided with a sliding column penetrating through the fixed plate and the base, tooth grooves are uniformly formed in one side of the sliding column, the bottom of the base is provided with a bottom shell, one side of the inside of the bottom shell is rotatably connected with a transmission rod, gears meshed with the tooth grooves are fixedly arranged at two ends of the outer side of the transmission rod, two ends of one side of the bottom shell are slidably connected with bolt rods penetrating through the side face of the bottom shell and extending to the inside of the transmission rod, telescopic plates are fixedly arranged on one sides of the two groups of bolt rods, and compression springs are fixedly arranged between the telescopic plates and the bottom shell.

By adopting the technical scheme, when the face cover needs to be pressed to open the electric equipment, firstly, a worker pulls the telescopic plate to enable the bolt rod to be separated from the limit of the transmission rod, and meanwhile, the rotating wheel rotates, the rotating wheel rotates to drive the gear to rotate through the transmission rod, the gear rotates to engage with the tooth groove to drive the sliding column to move downwards, at the moment, the sliding column is separated from the limit of the extrusion plate, and then a worker presses one side of the face cover to enable the face cover to extrude the return spring through the extrusion plate, so that the electrical equipment is opened, then the rotating wheel is screwed to reset to the initial state, the sliding column limits the extrusion plate again, at the moment, the retractable plate is loosened, the bolt rod is extended into the transmission rod under the action force of the compressed spring when the compressed spring is reset, carry out spacing fixed to it, the aforesaid can know, effectually avoided touching and avoiding electrical equipment's mistake to electrical switch in order to open.

The utility model is further arranged in that the top of the base is rotatably connected with a face cover, and the face cover and the base are rotatably connected through a rotating shaft.

Through adopting above-mentioned technical scheme, be connected through the pivot between face lid and the base, make the face lid be convenient for more for the base rotate, rotate more smoothly.

The utility model is further arranged in such a way that a movable contact rod is fixed at the bottom of the face cover on one side of the rotating shaft, and a static contact matched with the movable contact rod is fixed at the bottom end inside the base.

By adopting the technical scheme, the movable contact rod is contacted with the fixed contact, so that the electrical equipment is opened.

The utility model is further provided that a rotating wheel positioned outside the base is fixed at the tail end of the transmission rod, and anti-skid grains are uniformly arranged outside the rotating wheel.

Through adopting above-mentioned technical scheme, the staff of being convenient for more to rotate the wheel rotates the transmission rod, and it is more convenient to operate.

In summary, the utility model mainly has the following beneficial effects: when the face cover needs to be pressed to open the electric equipment, firstly, a worker pulls the telescopic plate to enable the bolt rod to be separated from the limit of the transmission rod, and meanwhile, the rotating wheel is rotated, the rotating wheel rotates to drive the gear to rotate through the transmission rod, the gear rotates to engage with the tooth grooves to drive the sliding column to move downwards, at the moment, the sliding column is separated from the limit of the extrusion plate, and then a worker presses one side of the face cover to enable the face cover to extrude the return spring through the extrusion plate, so that the electrical equipment is opened, then the rotating wheel is screwed to reset to the initial state, the sliding column limits the extrusion plate again, at the moment, the retractable plate is loosened, the bolt rod is extended into the transmission rod under the action force of the compressed spring when the compressed spring is reset, carry out spacing fixed to it, the aforesaid can know, effectually avoided touching and avoiding electrical equipment's mistake to electrical switch in order to open.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a schematic view of a partially enlarged structure of the present invention;

fig. 3 is a schematic structural diagram of the whole of the present invention.

In the figure: 1. a base; 2. a face cover; 3. a rotating shaft; 4. a fixing plate; 5. a return spring; 6. a pressing plate; 7. a sliding post; 8. a tooth socket; 9. a transmission rod; 10. a gear; 11. a retractable plate; 12. a latch rod; 13. a compression spring; 14. a rotating wheel; 15. a movable contact rod; 16. static contact; 17. and a bottom shell.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

An electrical switch with a locking structure is shown in figures 1, 2 and 3 and comprises a base 1 and a face cover 2, wherein fixing plates 4 are fixed at two ends of one side inside the base 1, return springs 5 are fixed at the tops of the two groups of fixing plates 4, and extrusion plates 6 positioned at the bottom of the face cover 2 are fixed at the tops of the two groups of return springs 5;

the bottoms of the two groups of extrusion plates 6 are respectively provided with a sliding column 7 which penetrates through the fixed plate 4 and the base 1, one side of each sliding column 7 is uniformly provided with a tooth socket 8, the bottom of the base 1 is provided with a bottom shell 17, one side inside the bottom shell 17 is rotatably connected with a transmission rod 9, two ends outside the transmission rod 9 are both fixedly provided with gears 10 which are meshed with the tooth sockets 8, a rotating wheel 14 is rotated, the rotating wheel 14 rotates to enable the gears 10 to rotate through the transmission rod 9, the gears 10 rotate to be meshed with the tooth sockets 8 to enable the sliding columns 7 to move downwards, at the moment, the sliding columns 7 are separated from the limiting position of the extrusion plates 6, two ends at one side of the bottom shell 17 are slidably connected with bolt rods 12 which penetrate through the side surface of the bottom shell 17 and extend to the inside of the transmission rods 9, one side of the two groups of bolt rods 12 is fixedly provided with an expansion plate 11, a compression spring 13 is fixedly arranged between the expansion plate 11 and the bottom shell 17, the expansion plate 11 is loosened, and the acting force when the compression spring 13 is reset, so that the bolt rod 12 extends into the transmission rod 9 to limit and fix the bolt rod.

Referring to fig. 1 and 3, a face cover 2 is rotatably connected to the top of a base 1, the face cover 2 is rotatably connected to the base 1 through a rotating shaft 3, a movable contact rod 15 is fixed to the bottom of the face cover 2 on one side of the rotating shaft 3, and a fixed contact 16 matched with the movable contact rod 15 is fixed to the bottom end of the base 1.

Referring to fig. 1, 2 and 3, the rotating wheel 14 positioned outside the base 1 is fixed at the tail end of the transmission rod 9, and the anti-slip lines are uniformly arranged outside the rotating wheel 14.

The working principle of the utility model is as follows: when the device is used, the device is installed at a proper position, and then the movable contact rod 15 and the fixed contact 16 are respectively connected with the leads of external equipment;

when the face cover 2 needs to be pressed to open the electrical equipment, firstly, a worker pulls the telescopic plate 11, at the moment, the telescopic plate 11 is far away from the base 1, and the compression spring 13 is in a stretching state, so that the bolt rod 12 is separated from the limit of the transmission rod 9;

meanwhile, the rotating wheel 14 rotates to enable the gear 10 to rotate through the transmission rod 9, the gear 10 rotates to engage with the tooth grooves 8 to enable the sliding column 7 to move downwards, at the moment, the sliding column 7 is separated from limiting of the extrusion plate 6, then a worker presses one side of the face cover 2 to enable the face cover 2 to extrude the return spring 5 through the extrusion plate 6, and the movable contact rod 15 is in contact with the static contact 16, so that the electrical equipment is started;

then through twisting the running wheel 14 and make it reset to initial condition, make sliding column 7 carry on spacingly to stripper plate 6 once more, at this moment, loosen expansion plate 11, effort when compression spring 13 resets makes bolt pole 12 stretch into to transfer line 9 inside, carries out spacing fixed to it, and the aforesaid can know, effectually avoided touching and avoiding electrical equipment's mistake to electrical switch in order to open.

Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims (4)

1. The utility model provides an electrical apparatus switch with structure of being locked, includes base (1) and face lid (2), its characterized in that: fixing plates (4) are fixed at two ends of one side in the base (1), return springs (5) are fixed at the tops of the two groups of fixing plates (4), and extrusion plates (6) located at the bottom of the face cover (2) are fixed at the tops of the two groups of return springs (5);

the bottom of each of the two groups of extrusion plates (6) is provided with a sliding column (7) penetrating through the fixing plate (4) and the base (1), one side of each sliding column (7) is uniformly provided with a tooth groove (8), the bottom of the base (1) is provided with a bottom shell (17), one side of the inside of the bottom shell (17) is rotatably connected with a transmission rod (9), two ends of the outer side of the transmission rod (9) are fixedly provided with gears (10) meshed with the tooth grooves (8), two ends of one side of the bottom shell (17) are slidably connected with bolt rods (12) penetrating through the side face of the bottom shell (17) and extending to the inside of the transmission rod (9), one side of each of the two groups of bolt rods (12) is fixedly provided with a telescopic plate (11), and a compression spring (13) is fixedly arranged between the telescopic plate (11) and the bottom shell (17).

2. An electrical switch with a latch structure as claimed in claim 1, wherein: the top of the base (1) is rotatably connected with a face cover (2), and the face cover (2) is rotatably connected with the base (1) through a rotating shaft (3).

3. An electrical switch with a latch structure as claimed in claim 2, wherein: a movable contact rod (15) is fixed at one side of the bottom of the face cover (2) which is positioned on the rotating shaft (3), and a fixed contact (16) matched with the movable contact rod (15) is fixed at the bottom end inside the base (1).

4. An electrical switch with a latch structure as claimed in claim 1, wherein: the tail end of the transmission rod (9) is fixed with a rotating wheel (14) positioned on the outer side of the base (1), and anti-skid grains are uniformly arranged on the outer side of the rotating wheel (14).

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