CN219546433U

CN219546433U - Elevator safety speed limiter

Info

Publication number: CN219546433U
Application number: CN202320784122.9U
Authority: CN
Inventors: 段换平
Original assignee: Hebei Hemei Elevator Technology Co ltd
Current assignee: Hebei Hemei Elevator Technology Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-08-18
Anticipated expiration: 2033-04-11

Abstract

The utility model discloses an elevator safety speed limiter, which comprises a bottom plate, wherein a buffer box is welded at the edge of the bottom plate, a buffer component is arranged at the corner of the surface of the bottom plate, a cleaning component is arranged on the right side of the buffer component, an alarm component is arranged in the middle of the surface of the bottom plate, the buffer component is connected with a speed limiter body, the inner side wall of the speed limiter body is rotationally connected with a rope wheel, a steel wire rope is connected with the inner side of the rope wheel in a transmission way, a limit frame is welded at the corner of the top surface of the buffer box, and square holes are formed in the surfaces of two sides of the bottom plate. The cleaning assembly is arranged, the annular cleaning brush brushes attachments on the surface of the steel wire rope, so that sliding caused by too many impurities on the surface of the steel wire rope is avoided, and the danger is reduced; the elevator overspeed alarm system is also provided with the alarm assembly and the wireless alarm, and when the elevator overspeed occurs, the wireless alarm gives an alarm to the management platform to play a role in reminding.

Description

Elevator safety speed limiter

Technical Field

The utility model relates to the technical field of elevator safety, in particular to an elevator safety speed limiter.

Background

An elevator speed limiter is one of safety control components in an elevator safety protection system. When the elevator overspeed the elevator car and even falls for whatever reason during operation, and all other safety protection devices are not active, the speed limiter and the safety tongs act in a linkage manner, so that the elevator car is stopped.

The existing elevator speed limiter has complex working environment, impurities are adhered to the surface of a steel wire rope, the steel wire rope is easy to deviate, the work of the elevator speed limiter is affected, and when an elevator overspeed occurs, an alarm cannot be automatically sent out, so that the rescue time is affected.

Disclosure of Invention

The utility model aims to provide an elevator safety speed limiter for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an elevator safety speed limiter, includes the bottom plate, bottom plate edge welding has the buffer tank, bottom plate surface corner is provided with buffer assembly, buffer assembly right side is provided with cleaning assembly, cleaning assembly includes fixed box, fixed box welding is in bottom plate both sides surface, fixed box is located square hole directly over, fixed box both sides wall middle part welding has the second connecting rod, fixed box one end welding is kept away from to the second connecting rod has the annular brush, bottom plate surface middle part is provided with alarm assembly, buffer assembly is connected with the speed limiter body, speed limiter body inside wall rotates and is connected with the rope sheave, the inboard transmission of rope sheave is connected with wire rope, buffer tank top corner welding has the locating part, square hole has been seted up on bottom plate both sides surface.

Preferably, the buffer assembly comprises a buffer box welded at the corner of the surface of the bottom plate, the surface of the buffer box is connected with a damping shock absorber through a bolt, the top surface of the damping shock absorber is welded with a first connecting rod, and the top surface of the first connecting rod is welded with a buffer plate.

Preferably, the alarm assembly comprises a protection box, the protection box is welded in the middle of the surface of the bottom plate, an anode joint is welded at the upper end of the right side wall of the protection box, a cathode joint is welded at the upper end of the left side wall of the protection box, a spring is welded at the surface of the rear end of the protection box, a pressing plate is welded at the top end of the spring, and a conductive plate is connected to the bottom surface of the pressing plate through a bolt.

Preferably, the bottom surface of the speed limiter body is abutted with the top surface of the buffer plate, and the inner side surfaces of the buffer box and the limiting frame are in sliding connection with the side surface of the speed limiter body.

Preferably, the front end surface of the protection box is connected with a wireless alarm through a bolt, and the wireless alarm is connected with a positive electrode connector and a negative electrode connector through wires.

Preferably, the corner of the side surface of the bottom plate is welded with a mounting block, and the surface of the mounting block is provided with a mounting hole.

Compared with the prior art, the utility model has the beneficial effects that:

1. the cleaning assembly is arranged, when the speed limiter body works, the steel wire rope is driven to move up and down, the annular cleaning brush brushes attachments on the surface of the steel wire rope, so that the sliding caused by too many impurities on the surface of the steel wire rope is avoided, and the danger is reduced;

2. the utility model also provides an alarm assembly and a wireless alarm, when the elevator overspeed, the speed limiter body generates displacement beyond the normal range, after the bottom surface of the speed limiter body contacts the pressing plate, the pressing plate drives the conductive plate to move downwards, and after the conductive plate contacts the positive electrode connector and the negative electrode connector, the wireless alarm is communicated with a circuit, so that an alarm is sent to the management platform, and the function of reminding is achieved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the bottom view of the present utility model;

FIG. 4 is a schematic diagram of the alarm assembly of the present utility model;

FIG. 5 is a schematic view of a cleaning assembly according to the present utility model.

In the figure: 1. a bottom plate; 2. a buffer tank; 3. a buffer assembly; 31. a buffer box; 32. damping shock absorber; 33. a first connecting rod; 34. a buffer plate; 4. cleaning the assembly; 41. a fixed box; 42. a second connecting rod; 43. an annular brush; 5. an alarm assembly; 51. a protection box; 52. a positive electrode joint; 53. a negative electrode joint; 54. a spring; 55. a pressing plate; 56. a conductive plate; 6. a speed limiter body; 7. a rope pulley; 8. a wire rope; 9. a limiting frame; 10. a mounting block; 11. a mounting hole; 12. square holes; 13. a wireless alarm.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides an elevator safety speed limiter, including bottom plate 1, bottom plate 1 edge welding has buffer tank 2, bottom plate 1 surface corner is provided with buffer assembly 3, buffer assembly 3 right side is provided with clearance subassembly 4, clearance subassembly 4 is including fixed box 41, fixed box 41 welding is in bottom plate 1 both sides surface, fixed box 41 is located square hole 12 directly over, fixed box 41 both sides wall middle part welding has second connecting rod 42, second connecting rod 42 keeps away from fixed box 41 one end welding and has annular brush 43, bottom plate 1 surface middle part is provided with alarm assembly 5, buffer assembly 3 is connected with speed limiter body 6, speed limiter body 6 inside wall rotates and is connected with rope sheave 7, rope sheave 7 inboard transmission is connected with wire rope 8, buffer tank 2 top surface corner welding has spacing 9, square hole 12 has been seted up on bottom plate 1 both sides surface.

The buffer assembly 3 comprises a buffer box 31, the buffer box 31 is welded at the corner of the surface of the bottom plate 1, the surface of the buffer box 31 is connected with a damping shock absorber 32 through a bolt, the top surface of the damping shock absorber 32 is welded with a first connecting rod 33, and the top surface of the first connecting rod 33 is welded with a buffer plate 34; the alarm assembly 5 comprises a protection box 51, wherein the protection box 51 is welded in the middle of the surface of the bottom plate 1, a positive electrode joint 52 is welded at the upper end of the right side wall of the protection box 51, a negative electrode joint 53 is welded at the upper end of the left side wall of the protection box 51, a spring 54 is welded on the surface of the rear end of the protection box 51, a pressing plate 55 is welded at the top end of the spring 54, and a conductive plate 56 is connected to the bottom surface of the pressing plate 55 through a bolt; the bottom surface of the speed limiter body 6 is abutted with the top surface of the buffer plate 34, and the inner side surfaces of the buffer box 2 and the limiting frame 9 are in sliding connection with the side surface of the speed limiter body 6; the front end surface of the protection box 51 is connected with a wireless alarm 13 through a bolt, and the wireless alarm 13 is connected with a positive electrode joint 52 and a negative electrode joint 53 through wires; the corner of the side surface of the bottom plate 1 is welded with a mounting block 10, and the surface of the mounting block 10 is provided with a mounting hole 11.

Working principle: when the speed limiter is used, when the speed limiter body 6 works, the steel wire rope 8 is driven to move up and down, the annular cleaning brush 43 brushes attachments on the surface of the steel wire rope 8, so that sliding caused by too many impurities on the surface of the steel wire rope is avoided, and the danger is reduced; through the cooperation use of buffer board 34, head rod 33, damping bumper shock absorber 32, carry out the buffering to the overspeed governor body 6 to a certain extent, avoid long-time vibrations to cause the damage to the internals, when the elevator appears overspeed, overspeed governor body 6 produces displacement beyond the normal scope, behind the clamp plate 55 was contacted to overspeed governor body 6 bottom surface, clamp plate 55 drove the current-conducting plate 56 and moves down, behind the contact positive pole joint 52, negative pole joint 53, wireless alarm 13 circuit intercommunication, thereby send the warning to the management platform, play the effect of warning, this utility model has convenient to use, excellent in use's advantage.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. Elevator safety speed limiter, comprising a bottom plate (1), characterized in that: the utility model provides a floor (1) edge welding has buffer tank (2), bottom plate (1) surface corner is provided with buffer assembly (3), buffer assembly (3) right side is provided with clearance subassembly (4), clearance subassembly (4) are including fixed box (41), fixed box (41) welding is on bottom plate (1) both sides surface, fixed box (41) are located square hole (12) directly over, fixed box (41) both sides wall middle part welding has second connecting rod (42), fixed box (41) one end welding is kept away from to second connecting rod (42) has annular brush (43), bottom plate (1) surface middle part is provided with alarm assembly (5), buffer assembly (3) are connected with overspeed governor body (6), overspeed governor body (6) inside wall rotation is connected with rope sheave (7), rope (8) are connected with in the inboard transmission of rope sheave (7), square hole (9) are seted up in bottom plate (1) both sides surface corner welding.

2. An elevator safety governor according to claim 1, characterized in that: the buffer assembly (3) comprises a buffer box (31), the buffer box (31) is welded at the corner of the surface of the bottom plate (1), a damping shock absorber (32) is connected to the surface of the buffer box (31) through bolts, a first connecting rod (33) is welded on the top surface of the damping shock absorber (32), and a buffer plate (34) is welded on the top surface of the first connecting rod (33).

3. An elevator safety governor according to claim 1, characterized in that: the alarm assembly (5) comprises a protection box (51), the protection box (51) is welded at the middle part of the surface of the bottom plate (1), an anode connector (52) is welded at the upper end of the right side wall of the protection box (51), a cathode connector (53) is welded at the upper end of the left side wall of the protection box (51), a spring (54) is welded at the surface of the rear end of the protection box (51), a pressing plate (55) is welded at the top end of the spring (54), and a conducting plate (56) is connected to the bottom surface of the pressing plate (55) through bolts.

4. An elevator safety governor according to claim 1, characterized in that: the bottom surface of the speed limiter body (6) is abutted with the top surface of the buffer plate (34), and the inner side surfaces of the buffer box (2) and the limiting frame (9) are in sliding connection with the side surface of the speed limiter body (6).

5. A safety governor for an elevator according to claim 3, characterized in that: the front end surface of the protection box (51) is connected with a wireless alarm (13) through a bolt, and the wireless alarm (13) is connected with a positive electrode joint (52) and a negative electrode joint (53) through wires.

6. An elevator safety governor according to claim 1, characterized in that: the mounting block (10) is welded at the corner of the side face of the bottom plate (1), and mounting holes (11) are formed in the surface of the mounting block (10).