CN218471789U

CN218471789U - Microswitch protection device

Info

Publication number: CN218471789U
Application number: CN202222798012.6U
Authority: CN
Inventors: 陈永洁; 王彦淞; 魏雯君
Original assignee: Shanghai Cansheng Electronics Co ltd
Current assignee: Shanghai Cansheng Electronics Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-02-10
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses a micro-gap switch protection device, its technical scheme main points are: the protective device comprises an installation frame, wherein a protective cover is arranged in the installation frame, rotating columns are fixedly arranged on two sides of the protective cover, and rotating holes are formed in two sides of the installation frame; buffering subassembly, buffering subassembly sets up the inside at the installation frame, be used for buffering the safety cover, support the piece through setting up, after the safety cover is closed, the cushion post inserts in the buffer cylinder, when the safety cover receives the collision, the cushion post pushes down and supports the piece, buffer spring is compression state this moment, cushion the impact that the safety cover received, improve the anti striking power of safety cover, reduce the vibrations sense that the striking produced, reduce the influence to micro-gap switch, through setting up the thermovent, the safety cover lives the back to micro-gap switch parcel, through the thermovent at top, do not influence micro-gap switch's heat dissipation, simultaneously through the dust screen, prevent that the dust from wafting through the thermovent in to micro-gap switch, influence micro-gap switch's life.

Description

Microswitch protection device

Technical Field

The utility model relates to a micro-gap switch technical field, concretely relates to micro-gap switch protection device.

Background

According to the application number: CN 201520217010.0's chinese patent can know, discloses a micro-gap switch protection device, including base plate, protection shield, guard plate, be equipped with 2-4 installation screws on the base plate, the protection shield is two, sets up perpendicularly on the base plate, and two protection shield sizes are the same, and face-to-face setting is equipped with the workspace between two protection shields, is equipped with 2-4 on the protection shield and connects the screw, the bottom of protection shield flushes with the bottom of base plate, the guard plate sets up above the protection shield, with protection shield swing joint, protection device, simple and easy installation, convenient to use, the switch can obtain fine protection, can guarantee that the switch can not touched by accident and damaged, and does not influence its working effect, long service life.

The existing microswitch protection devices have some defects, such as: when the protection plate on the micro switch is impacted, the impact force causes the protection device to generate larger vibration, and the vibration may affect the micro parts in the micro switch.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a micro-gap switch protection device has solved when the guard plate receives the striking, and the impact force leads to protection device to produce vibrations, and the residual wave of vibrations probably influences micro-gap switch's problem.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a microswitch protection device comprising: the mounting frame is internally provided with a protective cover, two sides of the protective cover are fixedly provided with rotating columns, two sides of the interior of the mounting frame are provided with rotating holes, and the rotating columns are sleeved with the rotating holes in a rotating mode; the buffer assembly is arranged in the mounting frame and used for buffering the protective cover.

Through adopting above-mentioned technical scheme, through setting up the buffering subassembly, install in micro-gap switch top back when the safety cover, when the safety cover receives the striking, through the buffering subassembly, cushion the impact that receives of safety cover, reduce the injury that the safety cover received.

Preferably, the buffer assembly includes: the utility model discloses a safety protection device for automobile safety protection, including installation frame, a plurality of buffering post, a plurality of the equal fixed mounting of buffering post is in the bottom surface of safety cover, the equal fixed mounting in inside both sides of installation frame has the backup pad, a plurality of mounting hole has been seted up to the top surface of backup pad, the inside fixed mounting of mounting hole has a buffer cylinder, the buffer cylinder is established with buffering post movable sleeve and is in the same place, the inside movable mounting of buffer cylinder has to support the piece, support the one end movable sleeve of piece and be equipped with buffer spring.

Through adopting above-mentioned technical scheme, through setting up to the piece, close the back when the safety cover, the buffer column inserts in the buffer cylinder, when the safety cover received the collision, the buffer column pushed down to the piece, and buffer spring is compression state this moment, cushions the impact that the safety cover received, improves the anti striking power of safety cover, reduces the vibrations that the striking produced and feels, reduces the influence to micro-gap switch.

Preferably, a plurality of heat dissipation openings are formed in the outer circle wall surface of the protection cover, and dust screens are arranged inside the heat dissipation openings.

Through adopting above-mentioned technical scheme, through setting up the thermovent, the safety cover lives the back to micro-gap switch parcel, through the thermovent at top, does not influence micro-gap switch's heat dissipation, simultaneously through the dust screen, prevents that the dust from wafting through the thermovent and falling to micro-gap switch in, influence micro-gap switch's life.

Preferably, an iron block is fixedly mounted on one side inside the mounting frame, a magnetic block is fixedly mounted on the bottom surface of the protective cover, and the magnetic block and the iron block are adsorbed mutually.

Through adopting above-mentioned technical scheme, through setting up the magnetic path, the safety cover passes through the firm absorption of magnetic path in the installing frame, when needs maintain micro-gap switch, makes things convenient for the staff to open the safety cover.

Preferably, the outer circle wall surface of the protective cover is provided with a plurality of through hole, and a rubber sleeve is adhered to the inner part of the through hole.

Through adopting above-mentioned technical scheme, through setting up the rubber sleeve, connecting wire between the micro-gap switch can pass through the line hole and be connected with the outside, and the connecting wire is when the line hole is downthehole at the line, through the rubber sleeve, prevents that wearing and tearing from appearing easily in the inner wall collision of connecting wire and line hole simultaneously.

Preferably, the mounting blocks are fixedly mounted on two sides of the mounting frame, and two mounting screw holes are formed in the top surface of each mounting block.

Through adopting above-mentioned technical scheme, through setting up the installation screw, place the installing frame behind micro-gap switch's top, through the installation screw, fix the installing frame.

To sum up, the utility model discloses mainly have following beneficial effect:

through setting up to the piece, close the back when the safety cover, the buffering post inserts in the buffer cylinder, receives when the collision as the safety cover, and the buffering post pushes down to support the piece, and buffer spring is compression state this moment, cushions the impact that the safety cover received, improves the anti striking power of safety cover, reduces the vibrations that the striking produced and feels, reduces the influence to micro-gap switch.

Through setting up the thermovent, the safety cover lives the back to the micro-gap switch parcel, through the thermovent at top, does not influence micro-gap switch's heat dissipation, simultaneously through the dust screen, prevents that the dust from wafting through the thermovent in to micro-gap switch, influences micro-gap switch's life.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the protective cover of the present invention;

fig. 3 is a schematic structural view of the mounting frame of the present invention;

fig. 4 is a schematic view of the vertical cutting structure of the buffer cylinder of the present invention.

Reference numerals: 1. installing a frame; 2. a protective cover; 3. rotating the hole; 4. rotating the column; 5. a buffer column; 6. a support plate; 7. mounting holes; 8. a buffer cylinder; 9. a resisting block; 10. a buffer spring; 11. a heat dissipation port; 12. a dust screen; 13. an iron block; 14. a magnetic block; 15. a through hole; 16. a rubber sleeve; 17. mounting blocks; 18. and installing screw holes.

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.

Referring to fig. 1, 2, 3 and 4, a microswitch protection device comprising: the mounting frame comprises a mounting frame 1, wherein a protective cover 2 is arranged inside the mounting frame 1, a rubber layer is arranged outside the protective cover 2, rotating columns 4 are fixedly arranged on two sides of the protective cover 2, rotating holes 3 are formed in two sides of the mounting frame 1, and the rotating columns 4 and the rotating holes 3 are sleeved together in a rotating mode; buffering subassembly, buffering subassembly setting is in the inside of installing frame 1 for buffering safety cover 2, through setting up buffering subassembly, install behind the micro-gap switch top when safety cover 2, when safety cover 2 receives the striking, through buffering subassembly, to the impact that receives of safety cover 2 cushion, reduce the injury that safety cover 2 received, the buffering subassembly includes: a plurality of cushion column 5, the equal fixed mounting of a plurality of cushion column 5 is in the bottom surface of safety cover 2, the equal fixed mounting in inside both sides of installing frame 1 has backup pad 6, a plurality of mounting hole 7 has been seted up to the top surface of backup pad 6, the inside fixed mounting of mounting hole 7 has buffer tube 8, buffer tube 8 is in the same place with buffer column 5 movable sleeve, the inside movable mounting of buffer tube 8 has to support piece 9, the pot head that supports piece 9 is equipped with buffer spring 10, support piece 9 through setting up, after safety cover 2 closes, buffer column 5 inserts in buffer tube 8, when safety cover 2 receives the collision, buffer column 5 pushes down and supports piece 9, buffer spring 10 is compression state this moment, cushion the impact that receives safety cover 2, improve safety cover 2's anti striking power, reduce the vibrations sense that the striking produced, reduce the influence to switch.

Referring to fig. 1, 2 and 3, the outer circumferential wall of the protective cover 2 is provided with a plurality of heat dissipating ports 11, a dustproof net 12 is arranged inside the heat dissipating ports 11, the dustproof net 12 is formed by interweaving cotton fibers and bamboo charcoal fibers in a net shape, by arranging the heat dissipating ports 11, the microswitch is wrapped by the protective cover 2, the heat dissipation of the microswitch is not influenced through the heat dissipating ports 11 at the top part, meanwhile, through the dustproof net 12, dust is prevented from falling into the microswitch through the heat dissipating ports 11 to influence the service life of the microswitch, an iron block 13 is fixedly arranged at one side inside the mounting frame 1, a magnetic block 14 is fixedly arranged at the bottom surface of the protective cover 2, the magnetic block 14 is adsorbed with the iron block 13, and by arranging the magnetic block 14, the protective cover 2 is firmly adsorbed in the mounting frame 1 through the magnetic block 14, when needs maintain micro-gap switch, make things convenient for the staff to open safety cover 2, a plurality of logical line hole 15 has been seted up to the excircle wall of safety cover 2, the inside adhesion that leads to line hole 15 has rubber sleeve 16, through setting up rubber sleeve 16, connecting wire between the micro-gap switch can pass logical line hole 15 and be connected with the outside, simultaneously the connecting wire is when leading to in the line hole 15, through rubber sleeve 16, prevent connecting wire and the easy wearing and tearing that appear of the inner wall collision that leads to line hole 15, the equal fixed mounting in both sides of installing frame 1 has installation piece 17, two installation screw 18 have been seted up to the top surface of installation piece 17, through setting up installation screw 18, place installing frame 1 behind micro-gap switch's top, through installation screw 18, fix installing frame 1.

The working principle is as follows: referring to fig. 1-4, after a worker places an installation frame 1 above a microswitch, the installation frame 1 is fixed through an installation screw hole 18, a protection cover 2 is closed, a magnetic block 14 at the bottom of the protection cover 2 is adsorbed on an iron block 13 of the installation frame 1, a connecting line between the microswitches can penetrate through a through hole 15 to be connected with the outside, meanwhile, a buffer column 5 is inserted into a buffer cylinder 8, when the microswitch is collided, the buffer column 2 resists collision, the buffer column 5 presses down the resisting block 9, at the moment, a buffer spring 10 is in a compression state, the impact force received by the protection cover 2 is buffered, the impact resistance of the protection cover 2 is improved, the vibration feeling generated by collision is reduced, the influence on the microswitch is reduced, after the microswitch is wrapped by the protection cover 2, the heat dissipation of the microswitch is not influenced through a heat dissipation port 11 at the top, meanwhile, dust is prevented from drifting into the microswitch through the heat dissipation port 11 through a dustproof net 12, and the service life of the microswitch is influenced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A microswitch protection device comprising:

the mounting frame (1), a protective cover (2) is arranged inside the mounting frame (1), rotating columns (4) are fixedly mounted on two sides of the protective cover (2), rotating holes (3) are formed in two sides of the inside of the mounting frame (1), and the rotating columns (4) are rotatably sleeved with the rotating holes (3);

the buffer assembly is arranged in the mounting frame (1) and used for buffering the protective cover (2).

2. A microswitch protection device according to claim 1 wherein the snubber assembly comprises:

a plurality of buffering post (5), a plurality of the equal fixed mounting in the bottom surface of safety cover (2) of buffering post (5), the equal fixed mounting in inside both sides of installing frame (1) has backup pad (6), a plurality of mounting hole (7) have been seted up to the top surface of backup pad (6), the inside fixed mounting of mounting hole (7) has buffer tube (8), buffer tube (8) are in the same place with buffering post (5) movable sleeve, the inside movable mounting of buffer tube (8) has support piece (9), the one end movable sleeve of support piece (9) is equipped with buffer spring (10).

3. The microswitch protection device according to claim 1, wherein a plurality of heat dissipation openings (11) are formed in the outer circle wall surface of the protection cover (2), and a dust screen (12) is arranged inside the heat dissipation openings (11).

4. The microswitch protection device according to claim 1, wherein an iron block (13) is fixedly mounted on one side inside the mounting frame (1), a magnetic block (14) is fixedly mounted on the bottom surface of the protection cover (2), and the magnetic block (14) is adsorbed to the iron block (13).

5. The microswitch protection device according to claim 1, wherein a plurality of through hole (15) are formed in the outer circle wall surface of the protection cover (2), and a rubber sleeve (16) is adhered to the inside of the through hole (15).

6. The microswitch protection device according to claim 1, wherein mounting blocks (17) are fixedly mounted on both sides of the mounting frame (1), and two mounting screw holes (18) are formed in the top surfaces of the mounting blocks (17).