CN216197327U

CN216197327U - Stopper for switch board

Info

Publication number: CN216197327U
Application number: CN202122458071.4U
Authority: CN
Inventors: 聂隆曙
Original assignee: Shanghai Haofuman Electrical Equipment Co ltd
Current assignee: Shanghai Haofuman Electrical Equipment Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-04-05
Anticipated expiration: 2031-10-12

Abstract

The utility model discloses a limiter for a control cabinet, and belongs to the technical field of electric cabinet doors. Including pedal support, the mount pad, the door end mounting bracket, the elastic component, extensible member and fastener, the door end mounting bracket includes the slide opening, spacing hole and through-hole, the slide opening is seted up along the length direction of door end mounting bracket, spacing hole setting is greater than the diameter of slide opening at the both ends of slide opening and the diameter in spacing hole, the elastic component includes buffer spring and reset spring, buffer spring and reset spring set up respectively on the mount pad and the extensible member, the extensible member includes T type bolt, T type bolt includes spacing end and slides the end, the diameter of spacing end is greater than the diameter that slides the end, joint end and spacing hole cooperation, slide end and slide opening cooperation, T type bolt passes behind door end mounting bracket and the reset spring and pegs graft with pedal support. Through providing a stopper for switch board, spacing part is less, and simple structure requires lowerly to processing equipment, is fit for the volume production.

Description

Stopper for switch board

Technical Field

The utility model relates to a limiter for a control cabinet, and belongs to the technical field of electric cabinet doors.

Background

The control cabinet comprises a cabinet body and a cabinet door, and is generally provided with a cabinet door opening limiting device, in particular to a limiting device for a lifting type cabinet door.

Among the prior art, in a chinese patent that the grant publication number is CN212935241U, a switch board door body stop device has been described, including drive assembly, protection component, control assembly and support, protection component is including welding cover and sheath, and sheath outer wall fixed connection has seted up the square groove in welding the cover inner wall in the cover, and square groove inner wall swing joint has the plug piece, plug piece bottom outer wall fixedly connected with boss, and through-hole one has been seted up to the boss inner wall, door plant under support one side fixedly connected with has the cabinet body, and door plant has last door plant through hinged joint to door plant one side outer wall of the cabinet body. Through setting up cock piece and sheath, can realize the relatively fixed of two door plants, when the cock piece is in the salient position promptly, the laminating of cock piece one side outer wall and last door plant, and the door plant is in the locking state with the cabinet body this moment, consequently the door plant also is in the state that can't open down, and then can realize the relatively fixed of door plant and lower door plant, can avoid down the door plant to open at will, causes certain danger to production and maintenance process.

Similar limiting parts are common in the market at present, but the limiting part has a complex structure, a plurality of parts and is difficult to operate, the mounting efficiency is low, the limiting part is not suitable for batch production, and meanwhile, a plurality of parts needing finish machining have high machining cost and cannot be widely popularized and used.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the utility model provides a stopper for switch board, it has solved the complicated structure of locating part among the prior art, and the spare part is many and difficult operation equivalence rate is low problem.

The technical problem to be solved by the utility model is realized by adopting the following technical scheme:

a limiter for a control cabinet comprises a pedal bracket, a mounting seat, a door end mounting rack, an elastic piece, a telescopic piece and a fastener;

the door end mounting frame comprises a sliding hole, limiting holes and a through hole, the sliding hole is formed along the length direction of the door end mounting frame, the limiting holes are formed in two ends of the sliding hole, and the diameter of each limiting hole is larger than that of the sliding hole;

the elastic piece comprises a buffer spring and a return spring, and the buffer spring and the return spring are respectively arranged on the mounting seat and the telescopic piece;

the telescopic piece comprises a T-shaped bolt, the T-shaped bolt comprises a limiting end and a sliding end, the diameter of the limiting end is larger than that of the sliding end, the clamping end is matched with the limiting hole, the sliding end is matched with the sliding hole, the T-shaped bolt penetrates through the door end mounting frame and the reset spring and then is inserted into the pedal support, and two ends of the reset spring are respectively elastically abutted against the pedal support and the door end mounting frame;

the pedal support is characterized in that the mounting seat is provided with a positioning convex point, a threaded seat and a bolt, the positioning convex point is arranged on the bottom surface of the mounting seat, the buffering spring is sleeved on the threaded seat, the bolt penetrates through the pedal support and then is in threaded connection with the threaded seat, and two ends of the buffering spring are respectively in elastic butt joint with the threaded seat and the pedal support.

As a preferable example, one end of the pedal bracket is provided with a plug-in end.

As a preferable example, the other end of the pedal support is provided with a convex edge, and the convex edge is provided with a connecting hole.

As a preferred example, the door end mounting bracket includes Contraband-shaped slots.

As a preferred example, the fastener comprises a self-tapping screw.

The utility model has the beneficial effects that:

1. the limiting part realizes limiting connection of the cabinet door through the bolt, the spring, the pedal support and the door end mounting rack, has fewer limiting parts, simple structure and lower requirement on processing equipment, and is suitable for mass production.

2. The bottom surface of mount pad is provided with the location bump, can fix a position the mount pad fast, prevents to appear the deviation in the installation, has improved the installation effectiveness.

3. Still be provided with reset spring on the mount pad, when stepping on pedal support, play the cushioning effect, avoid pedal support rigidity fracture to appear.

4. The door end mounting frame comprises Contraband type grooves, so that the positions of the sliding hole and the limiting hole can be relatively hidden, and the probability that the sliding hole and the limiting hole are damaged is reduced.

5. The self-tapping screw does not need to be matched with a nut for use, so that the use is more convenient, and the production cost is saved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an exploded view of the stopper;

FIG. 4 is a schematic structural diagram of a positioning bump;

fig. 5 is a schematic structural view of the telescopic member.

In the figure: 1. a pedal bracket; 11. a convex edge; 12. a plug end; 2. a mounting seat; 21. positioning the salient points; 22. a threaded seat; 23. a bolt; 3. a door end mounting bracket; 31. contraband type grooves; 32. a slide hole; 33. a limiting hole; 34. a through hole; 4. an elastic member; 41. a buffer spring; 42. a return spring; 5. a telescoping member; 51. a limiting end; 52. a sliding end; 6. a fastener; 7. a cabinet body; 8. a cabinet door; 9. and (7) a gasket.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purpose and the efficacy of the utility model easy to understand, the utility model is further described with reference to the specific drawings.

As shown in fig. 1-5, a limiter for a control cabinet comprises a pedal bracket 1, a mounting seat 2, a door end mounting frame 3, an elastic member 4, an expansion member 5 and a fastening member 6.

The switch board includes the cabinet body 7 and cabinet door 8, and the cabinet body 7 includes the door frame, all welds on door frame and the cabinet door 8 and has the square steel.

On the square steel of mount pad 2 threaded connection on the cabinet body 7, be provided with location bump 21, screw thread seat 22 and bolt 23 on the mount pad 2, location bump 21 integrated into one piece sets up in the bottom surface of mount pad 2 and outstanding in the bottom surface of mount pad 2.

The elastic member 4 includes a buffer spring 41 and a return spring 42, and the buffer spring 41 and the return spring 42 are respectively disposed on the mount 2 and the extensible member 5.

The buffer spring 41 is sleeved on the threaded seat 22, a convex edge 11 is integrally formed at one end of the pedal support 1, and a connecting hole is formed in the convex edge 11. The bolt 23 passes through the convex edge 11 and then is in threaded connection with the threaded seat 22, and two ends of the buffer spring 41 are respectively in elastic abutment with the threaded seat 22 and the convex edge 11.

The other end of the pedal support 1 is provided with a plug end 12, and the plug end 12 is provided with a jack.

Door end mounting bracket 3 sets up on the square steel of cabinet door 8, the firmware is self-tapping screw, door end mounting bracket 3 includes Contraband type groove 31, the slide opening 32, spacing hole 33 and through-hole 34, the slide opening 32 is seted up along the length direction of door end mounting bracket 3, spacing hole 33 sets up the diameter that the diameter of just spacing hole 33 is greater than slide opening 32 at the both ends of slide opening 32, slide opening 32 and spacing hole 33 all are located Contraband type groove 31, self-tapping screw pass behind the through-hole 34 with the square steel threaded connection on the cabinet door 8.

The self-tapping screw is a screw which is not required to be used in cooperation with a nut, and the thread screw is self-tapping. When the screw with the tip at the tail part and the triangular teeth are screwed into the hole in the plastic metal material, internal threads are formed in the hole by the extrusion action, and reliable locking threaded connection is formed.

The telescopic part 5 comprises a T-shaped bolt, the T-shaped bolt comprises a limiting end 51 and a sliding end 52, the diameter of the limiting end 51 is larger than that of the sliding end 52, the clamping end is matched with the limiting hole 33, and the sliding end 52 is matched with the sliding hole 32.

The T-shaped bolt penetrates through the door end mounting frame 3 and the return spring 42 and then is inserted into the insertion hole of the insertion end 12, the gasket 9 is arranged between the return spring 42 and the square steel, and two ends of the return spring 42 are respectively elastically abutted against the insertion end 12 and the gasket 9.

The working principle is as follows: with door end mounting bracket 3 through self-tapping screw threaded connection on the square steel of cabinet door 8, remove pedal support 1 to the leftmost side of door end mounting bracket 3, spacing end 51 joint is in spacing downthehole 33, after selecting the angle that corresponds again, after confirming the 7 side fixed points of the cabinet body, installed mount pad 2, the installation finishes promptly.

Step on pedal support 1 downwards when rotating cabinet door 8, buffer spring 41 and reset spring 42 at the both ends of pedal support 1 all are in compression state, reset spring 42 pushes down T type bolt, thereby make spacing end 51 break away from spacing hole 33, slide end 52 and receive thrust along with cabinet door 8's rotation, thereby slide along slide opening 32, slide to behind the spacing hole 33 on rightmost side until spacing end 51, reset spring 42 extends the back and drives T type bolt spacing end 51 and spacing hole 33 joint that makes progress, cabinet door 8 closes just this moment.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A limiter for a control cabinet is characterized by comprising a pedal support (1), a mounting seat (2), a door end mounting rack (3), an elastic piece (4), an expansion piece (5) and a fastener (6);

the door end mounting frame (3) comprises a sliding hole (32), a limiting hole (33) and a through hole (34), the sliding hole (32) is formed along the length direction of the door end mounting frame (3), the limiting hole (33) is formed in the two ends of the sliding hole (32), and the diameter of the limiting hole (33) is larger than that of the sliding hole (32);

the elastic part (4) comprises a buffer spring (41) and a return spring (42), and the buffer spring (41) and the return spring (42) are respectively arranged on the mounting seat (2) and the telescopic part (5);

the telescopic piece (5) comprises a T-shaped bolt, the T-shaped bolt comprises a limiting end (51) and a sliding end (52), the diameter of the limiting end (51) is larger than that of the sliding end (52), a clamping end is matched with a limiting hole (33), the sliding end (52) is matched with a sliding hole (32), the T-shaped bolt penetrates through a door end mounting frame (3) and a reset spring (42) and then is inserted into the pedal support (1), and two ends of the reset spring (42) are elastically abutted to the pedal support (1) and the door end mounting frame (3) respectively;

the pedal support is characterized in that a positioning convex point (21), a threaded seat (22) and a bolt (23) are arranged on the mounting seat (2), the positioning convex point (21) is arranged on the bottom surface of the mounting seat (2), a buffer spring (41) is sleeved on the threaded seat (22), the bolt (23) penetrates through the pedal support (1) and then is in threaded connection with the threaded seat (22), and two ends of the buffer spring (41) are respectively in elastic butt joint with the threaded seat (22) and the pedal support (1).

2. The limiter for the control cabinet as claimed in claim 1, wherein one end of the pedal support (1) is provided with a plug end (12).

3. The limiter for the control cabinet as claimed in claim 1, wherein the pedal bracket (1) is provided with a convex edge (11) at the other end, and the convex edge (11) is provided with a connecting hole.

4. A control cabinet stop according to claim 1, characterized in that the door end mounting (3) comprises Contraband-shaped grooves (31).

5. A control cabinet stop according to claim 1, wherein the fastener (6) comprises a self-tapping screw.