CN218849297U

CN218849297U - Electric switch with antistatic function

Info

Publication number: CN218849297U
Application number: CN202223246384.4U
Authority: CN
Inventors: 陶青山; 范喜凯
Original assignee: Heilongjiang Kangming New Technology Co ltd
Current assignee: Heilongjiang Kangming New Technology Co ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-04-11
Anticipated expiration: 2032-12-05

Abstract

The utility model discloses an electrical switch with prevent static function, including switch body and take-up pulley, the switch body adopts insulating panel, the inside fixed axle that is equipped with of switch body, the fixed axle outer wall is connected with the take-up pulley through torque mechanism, the winding of take-up pulley outer wall has the earth connection, insulating panel outer wall is connected with the fixed block, the inside removal room and the passageway that opens that is equipped with of fixed block, it is equipped with a double threaded rod that extends to the removal room to open the passageway internal rotation, run through on the fixed block and be equipped with a dead man that corresponds with the removal room. The utility model discloses a set up subassemblies such as dead lever, coupling spring, double threaded rod and grip block, push down the dead lever with the help of coupling spring, thereby the dead lever can drive gear revolve with the help of the rack and drive double threaded rod and rotate, and the nut of its outer wall can drive two grip blocks and be close to when double threaded rod rotates to it is fixed to hold the earth clamp.

Description

Electrical switch with anti-static function

Technical Field

The utility model relates to an electrical switch technical field especially relates to an electrical switch with prevent static function.

Background

The electric switch is a switch used for switching on and off a circuit infrequently and manually in a low-voltage electric appliance or is used as a lead-in switch of a power supply in a machine tool circuit, is divided into a knife switch, a combined switch and the like, and is applied to electric control equipment of industrial and mining enterprises.

The electrical switch equipment can lead to certain static on its shell because insulating properties is not good or service environment is moist, can take place the electric shock accident when serious, can connect a wire ground connection on the metal casing of electrical apparatus in order to avoid appearing the accident, and the problem that exists among the prior art is: the ground wire can not be well fixed after being pulled out and is easy to fall off, and the outer wall is easy to be attached with dust and the like because the ground wire is exposed for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the electric switch with prevent static function that proposes, it pushes down the dead lever with the help of coupling spring through setting up subassemblies such as dead lever, coupling spring, double threaded rod and grip block, thereby the dead lever can drive gear revolve with the help of the rack and drive double threaded rod and rotate, the nut of its outer wall can drive two grip blocks and be close to when double threaded rod rotates to it is fixed to the earth clamp holding.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an electrical switch with prevent static function, includes switch body and take-up pulley, the switch body adopts insulating panel, the inside fixed axle that is equipped with of switch body, the fixed axle outer wall passes through torque mechanism and is connected with the take-up pulley, the winding of take-up pulley outer wall has the earth connection, insulating panel outer wall connection has the fixed block, the inside removal room and opening the passageway of being equipped with of fixed block, it is equipped with a double threaded rod that extends to the removal room to open the passageway internal rotation, it is equipped with a dead man that corresponds with the removal room to run through on the fixed block, the dead man passes through elastic mechanism and fixed block outer wall connection, double threaded rod passes through engagement mechanism and is connected with the dead man, the cover is equipped with two nuts, two on the double threaded rod outer wall the nut outer wall all is connected with the grip block through the connecting plate, it is equipped with two gag lever arms, two to open the passageway inner wall the gag lever arm all runs through two connecting plates.

Preferably, the torsion mechanism comprises a torsion spring sleeved on the outer wall of the fixed shaft, and the other end of the torsion spring is elastically connected with the inner wall of the winding wheel.

Preferably, the elastic mechanism includes the connecting spring that the dead man outer wall cover was established, dead man upper end is equipped with and pulls the piece, the connecting spring both ends respectively with pull piece outer wall and fixed block outer wall elastic connection.

Preferably, the meshing mechanism comprises a rack arranged on the outer wall of the shifting rod, and the outer wall of the double-head threaded rod is fixedly provided with the rack.

Preferably, the fixed block diapire is fixed and is equipped with cleaning plate, cleaning plate is L shape, be equipped with the flexible through-hole of cooperation earth connection in the middle of the cleaning plate, be equipped with the cleaning brush in the through-hole.

Preferably, two the grip block is the arc, two grip block arc inner wall all is equipped with the rubber pad.

The utility model has the advantages that:

1. through setting up subassemblies such as dead man, coupling spring, double threaded rod and grip block, push down the dead man with the help of coupling spring, thereby the dead man can drive gear revolve with the help of the rack and drive double threaded rod and rotate, and the nut of its outer wall can drive two grip blocks and be close to when double threaded rod rotates to it is fixed to the earth clamp holding.

2. Through setting up subassembly such as cleaning plate and cleaning brush, when withdrawing the earth connection, the earth connection slides in the cleaning plate, and the cleaning brush can be with the adnexed dust clean up of earth connection outer wall, has guaranteed the clean degree of earth connection to and reduced the probability that the dust got into this internal of switch.

Drawings

Fig. 1 is a schematic view of a vertical cross-section structure of an electrical switch with an anti-static function according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a schematic top view of the internal structure of the fixing block.

In the figure: the device comprises a switch body 1, an insulating panel 2, a fixed shaft 3, a torsion spring 4, a winding wheel 5, a grounding wire 6, a protective cover 7, a fixed block 8, a moving chamber 9, an open channel 10, a double-head threaded rod 11, a nut 12, a clamping plate 13, a gear 14, a pulling rod 15, a rack 16, a connecting spring 17, a cleaning plate 18, a cleaning brush 19, a connecting plate 20 and a limiting rod 21.

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.

Referring to fig. 1-3, an electrical switch with an anti-static function comprises a switch body 1 and a winding wheel 5, wherein the switch body 1 adopts an insulating panel 2, a fixed shaft 3 is fixedly arranged inside the switch body 1, the outer wall of the fixed shaft 3 is connected with the winding wheel 5 through a torsion mechanism, a grounding wire 6 is wound on the outer wall of the winding wheel 5, the outer wall of the insulating panel 2 is connected with a fixed block 8, a moving chamber 9 and an open channel 10 are arranged inside the fixed block 8, a double-threaded rod 11 extending to the moving chamber 9 is arranged in the open channel 10 in a rotating mode, a pulling rod 15 corresponding to the moving chamber 9 is arranged on the fixed block 8 in a penetrating mode, the pulling rod 15 is connected with the outer wall of the fixed block 8 through an elastic mechanism, the double-threaded rod 11 is connected with the pulling rod 15 through an engagement mechanism, two nuts 12 are sleeved on the outer wall of the double-threaded rod 11, the outer walls of the two nuts 12 are connected with a clamping plate 13 through connecting plates 20, two limiting rods 21 are arranged on the inner wall of the open channel 10, and the two limiting rods 21 are connected through the two connecting plates 20.

The torsion mechanism comprises a torsion spring 4 sleeved on the outer wall of the fixed shaft 3, and the other end of the torsion spring 4 is elastically connected with the outer wall of the fixed shaft 3 and the inner wall of the winding wheel 5.

Elastic mechanism includes the connecting spring 17 that dead man 15 outer wall cover was established, and dead man 15 upper end is equipped with drags the piece, drags the piece and is semi-circular, connecting spring 17 both ends respectively with drag piece outer wall and 8 outer wall elastic connection of fixed block.

The meshing mechanism comprises a rack 16 arranged on the outer wall of the pulling rod 15, and a gear 14 meshed with the rack 16 is fixedly arranged on the outer wall of the double-head threaded rod 11.

The bottom wall of the fixing block 8 is fixedly provided with a cleaning plate 18, the cleaning plate 18 is L-shaped, a through hole matched with the extension of the grounding wire 6 is formed in the middle of the cleaning plate 18, and a cleaning brush 19 is arranged in the through hole.

Two grip blocks 13 are the arc, and two grip blocks 13 arc inner walls all are equipped with the rubber pad.

The utility model discloses during the use, earth connection 6 is in the state that fig. 1 shows, can discharge static transmission to ground, reduces the influence to component in the electrical switch, comparatively effectual its life and the security of having guaranteed, and two grip blocks 13 initial conditions are inseparable clamping state, guarantee the stability of earth connection 6 state, and the accessible pushes down dead man 15 and makes the two keep away from, and specific step is: push down dead man 15, thereby dead man 15 can drive gear 14 with the help of rack 16 and rotate and drive double threaded rod 11 and rotate, nut 12 of its outer wall can drive two grip blocks 13 separation when double threaded rod 11 rotates, thereby it is fixed to remove the centre gripping to earth connection 6, cooperation torsion spring 4's elastic potential energy this moment, take-up reel 5 can accomplish earth connection 6 around rolling up and accomodate, in this process, when earth connection 6 passes from cleaning plate 18 through-hole, cleaning brush 19 of cleaning plate 18 through-hole inner wall can be with the adnexed dust clean up of earth connection 6 outer wall, the clean degree of earth connection 6 has been guaranteed, and the probability that the dust got into switch body 1 has been reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An electric switch with antistatic function comprises a switch body (1) and a winding wheel (5), it is characterized in that the switch body (1) adopts an insulating panel (2), a fixed shaft (3) is fixedly arranged in the switch body (1), the outer wall of the fixed shaft (3) is connected with a winding wheel (5) through a torsion mechanism, the outer wall of the winding wheel (5) is wound with a grounding wire (6), the outer wall of the insulating panel (2) is connected with a fixed block (8), a moving chamber (9) and an open channel (10) are arranged in the fixed block (8), a double-end threaded rod (11) extending to the moving chamber (9) is rotationally arranged in the open channel (10), a pulling rod (15) corresponding to the moving chamber (9) is arranged on the fixed block (8) in a penetrating way, the pulling rod (15) is connected with the outer wall of the fixed block (8) through an elastic mechanism, the double-end threaded rod (11) is connected with the pull rod (15) through an engaging mechanism, the outer wall of the double-end threaded rod (11) is sleeved with two nuts (12), the outer walls of the two nuts (12) are connected with a clamping plate (13) through connecting plates (20), the inner wall of the open channel (10) is provided with two limiting rods (21), and the two limiting rods (21) penetrate through the two connecting plates (20).

2. The electrical switch with antistatic function as claimed in claim 1, wherein said torsion mechanism comprises a torsion spring (4) disposed on the outer wall of the fixed shaft (3), and the other end of said torsion spring (4) is elastically connected to the inner wall of the winding wheel (5).

3. The electrical switch with the antistatic function according to claim 2, wherein the elastic mechanism comprises a connecting spring (17) sleeved on the outer wall of the pulling rod (15), a dragging block is arranged at the upper end of the pulling rod (15), and two ends of the connecting spring (17) are respectively elastically connected with the outer wall of the dragging block and the outer wall of the fixed block (8).

4. An electrical switch with antistatic function as claimed in claim 3, characterized in that said engaging mechanism includes a rack (16) disposed on the outer wall of the pulling rod (15), and a gear (14) engaged with the rack (16) is fixedly disposed on the outer wall of said double-threaded rod (11).

5. The electrical switch with the antistatic function as claimed in claim 4, wherein the bottom wall of the fixed block (8) is fixedly provided with a cleaning plate (18), the cleaning plate (18) is L-shaped, a through hole matched with the extension and retraction of the grounding wire (6) is arranged in the middle of the cleaning plate (18), and a cleaning brush (19) is arranged in the through hole.

6. The electrical switch with antistatic function as claimed in claim 5, wherein said two clamping plates (13) are arc-shaped, and the arc-shaped inner walls of said two clamping plates (13) are provided with rubber pads.