CN218088736U

CN218088736U - Mine hoist arresting gear

Info

Publication number: CN218088736U
Application number: CN202222417358.7U
Authority: CN
Inventors: 姚卫东; 郭一阳; 宋伟国; 李春波; 桑锦国; 田伟; 吕九辉; 栾文军
Original assignee: SHANDONG GOLDSOFT TECHNOLOGY Ltd
Current assignee: SHANDONG GOLDSOFT TECHNOLOGY Ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2022-12-20
Anticipated expiration: 2032-09-13

Abstract

The utility model discloses a mine hoisting machine arresting gear, which comprises a supporting pedestal and is characterized by further comprising, the bottom fixedly connected with installation base of support frame, the inside swing joint of support frame has accommodate the lead screw, accommodate the lead screw's outside is provided with the drive cover, one side fixedly connected with of drive cover adjusts the pole, the top fixedly connected with dead lever of support frame one side, the bottom fixedly connected with fixed plate of dead lever, the below of fixed plate is provided with first braking plate, the top fixedly connected with regulating plate of adjusting the pole. This mine lifting machine arresting gear can brake the main shaft through braking piece and main shaft external contact friction, and in the braking process, the outside second cylinder of first brake block promotes the brake roller and moves down, and brake roller and main shaft external friction contact, two sets of braking structures can improve the efficiency of main shaft braking, have improved the efficiency and the stability of braking, have solved the not good problem of braking effect.

Description

Mine hoist arresting gear

Technical Field

The utility model relates to a mine lifting machine technical field specifically is a mine lifting machine arresting gear.

Background

The mine hoisting machine is a hoisting machine which is arranged on the ground in mining engineering and drives a hoisting container to run along a shaft or a slope by means of a stranded rope.

Through the retrieval, chinese patent No. CN213451422U discloses a mine hoist braking device, which includes a main shaft, at least one brake disc is connected to the main shaft, a column is vertically arranged on one side of the brake disc, a brake pad is vertically slid on the column and is close to the lower part of the brake disc and tightly abuts against the brake disc, a hydraulic cylinder with an output end connected with the brake pad is fixed on one side of the column, a single-group brake pad is arranged inside the brake disc designed herein, the braking effect of the brake pad is poor, and the outer part of the main shaft of the early hoist needs to be installed by using multiple groups of equipment in the design scheme, the structure is complex and high in cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mine hoisting machine arresting gear to propose the not good problem of braking effect in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the mine hoist braking device comprises a supporting rack, wherein a mounting base is fixedly connected to the bottom end of the supporting rack, an adjusting screw rod is movably connected to the inside of the supporting rack, a driving sleeve is arranged on the outside of the adjusting screw rod, an adjusting rod is fixedly connected to one side of the driving sleeve, a fixing rod is fixedly connected to the top end of one side of the supporting rack, a fixing plate is fixedly connected to the bottom end of the fixing rod, a first braking plate is arranged below the fixing plate, an adjusting plate is fixedly connected to the top end of the adjusting rod, first cylinders are fixedly connected to the two sides of the inside of the adjusting plate, a second braking plate is fixedly connected to the output end of the first cylinders, a braking piece is installed on one side of the second braking plate, a main shaft is arranged between the fixing plate and the adjusting plate, a braking roller is movably connected to the bottom end of the first braking plate, and a second cylinder is installed between the first braking plate and the fixing plate.

Preferably, the output end of the second cylinder is fixedly connected with the bottom end of the first brake plate, five groups of brake rollers are arranged, and the brake rollers are distributed at equal intervals at the bottom end of the first brake plate.

Preferably, two groups of mounting fixture blocks are fixedly connected to one side of the brake pad, a mounting fixture groove is formed in the second brake plate, and a mounting bolt is movably connected to the inside of the second brake plate.

Preferably, the mounting fixture block is embedded in the mounting clamping groove, and the mounting bolt penetrates through the mounting fixture block and is embedded in the mounting clamping groove.

Preferably, the support frame is internally provided with a driving motor, and the output end of the driving motor is fixedly connected with the top end of the adjusting screw rod.

Preferably, one side fixedly connected with spacing slide inside the support frame, one side cover of driving sleeve is sliding connection in the outside of spacing slide.

Compared with the prior art, the beneficial effects of the utility model are that: the mine hoist braking device not only realizes the double braking function and the function of convenient replacement, but also realizes the convenience of installation;

(1) By arranging the fixing rod, the fixing plate, the first brake plate, the second cylinder and the brake roller, when the elevator needs to brake, the first cylinder outside the second brake plate pushes the brake piece to the position of the main shaft, the brake piece is in contact friction with the outside of the main shaft to brake the main shaft, in the braking process, the second cylinder outside the first brake plate pushes the brake roller to move downwards, the brake roller is in friction contact with the outside of the main shaft, and the two groups of brake structures can improve the braking efficiency of the main shaft and improve the braking efficiency and stability;

(2) The second brake plate is seriously worn after being used for a long time, the second brake plate needs to be taken down from the device after being worn, the mounting bolt needs to be unscrewed during disassembly, then the mounting fixture block on one side of the brake piece is taken out from the mounting clamp groove, the brake piece can be taken down from the second brake plate for replacement, and the durability of the brake device is improved by the structure convenient for replacement;

(3) Through being provided with accommodate the lead screw, the driving sleeve, spacing slide, driving motor and regulation pole, arresting gear can install in the outside of lifting machine main shaft, place the device outside the main shaft earlier, then it is fixed to use the screw rod to install the base, start driving motor afterwards, driving motor drives accommodate the lead screw rotation, accommodate the outside driving sleeve of lead screw drives the regulation pole and shifts up, it can to be close to the main shaft position to shift up on the regulation pole, fixed plate and regulating plate are convenient for carry out the rapid braking to it with main shaft parcel, the function convenient to install has been realized to this structure.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 1 of the present invention;

fig. 4 is a front view structural diagram of the first brake plate of the present invention.

In the figure: 1. installing a base; 2. a support frame; 3. adjusting the screw rod; 4. a drive sleeve; 5. a limiting slideway; 6. a drive motor; 7. fixing the rod; 8. a fixing plate; 9. a first brake plate; 10. a main shaft; 11. a second brake plate; 12. a brake pad; 13. adjusting a rod; 14. an adjusting plate; 15. a first cylinder; 16. installing a clamping groove; 17. installing a bolt; 18. installing a clamping block; 19. a second cylinder; 20. and a brake roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Example 1: referring to fig. 1-4, a braking device of a mine hoist comprises a supporting frame 2, wherein the bottom end of the supporting frame 2 is fixedly connected with an installation base 1, the inside of the supporting frame 2 is movably connected with an adjusting screw rod 3, the outside of the adjusting screw rod 3 is provided with a driving sleeve 4, one side of the driving sleeve 4 is fixedly connected with an adjusting rod 13, the top end of one side of the supporting frame 2 is fixedly connected with a fixed rod 7, the bottom end of the fixed rod 7 is fixedly connected with a fixed plate 8, a first braking plate 9 is arranged below the fixed plate 8, the top end of the adjusting rod 13 is fixedly connected with an adjusting plate 14, two sides of the inside of the adjusting plate 14 are fixedly connected with first cylinders 15, the output ends of the first cylinders 15 are fixedly connected with a second braking plate 11, one side of the second braking plate 11 is provided with a braking piece 12, a main shaft 10 is arranged between the fixed plate 8 and the adjusting plate 14, the bottom end of the first braking plate 9 is movably connected with a braking roller 20, and a second cylinder 19 is arranged between the first braking plate 9 and the fixed plate 8;

the output end of the second cylinder 19 is fixedly connected with the bottom end of the first brake plate 9, five groups of brake rollers 20 are arranged, and the brake rollers 20 are distributed at the bottom end of the first brake plate 9 at equal intervals;

specifically, as shown in fig. 1 and 4, the outer portion of the brake roller 20 at the bottom of the first brake plate 9 is wrapped by a material with a large friction force, the brake roller 20 is in frictional contact with the outer portion of the spindle 10, the brake roller 20 can improve the braking efficiency of the spindle 10, the brake pads 12 are in contact braking with the outer portion of the spindle 10, and two sets of brake structures are uniformly distributed on the outer portion of the spindle 10 to improve the efficiency of braking the spindle 10, so that the braking stability of the device is improved.

Example 2: two groups of mounting clamping blocks 18 are fixedly connected to one side of the brake pad 12, a mounting clamping groove 16 is formed in the second brake plate 11, a mounting bolt 17 is movably connected to the inside of the second brake plate 11, the mounting clamping blocks 18 are embedded in the mounting clamping groove 16, and the mounting bolt 17 penetrates through the mounting clamping blocks 18 and is embedded in the mounting clamping groove 16;

specifically, as shown in fig. 1 and 3, the brake pad 12 is inserted into the mounting slot 16 of the second brake plate 11 through the mounting block 18 on one side, and then the mounting block 18 is fixed inside the mounting slot 16 by using the mounting bolt 17, and when the brake pad is detached, the mounting bolt 17 is only required to be unscrewed, and then the brake pad 12 is detached, so that a new brake pad 12 can be replaced, thereby improving the durability of the device.

Example 3: a driving motor 6 is arranged inside the supporting rack 2, the output end of the driving motor 6 is fixedly connected with the top end of the adjusting screw rod 3, a limiting slide way 5 is fixedly connected with one side inside the supporting rack 2, and one side of a driving sleeve 4 is sleeved outside the limiting slide way 5 and is in sliding connection;

specifically, as shown in fig. 1 and fig. 2, the driving motor 6 drives the adjusting screw rod 3 to rotate, the driving sleeve 4 outside the adjusting screw rod 3 drives the adjusting rod 13 to move upwards, the adjusting rod 13 moves upwards to a position close to the main shaft 10, and the fixing plate 8 and the adjusting plate 14 wrap the main shaft 10 so as to rapidly brake the main shaft.

The working principle is as follows: the utility model discloses when using, install the main shaft 10 outside at the lifting machine earlier with the device, the device is fixed in main shaft 10 outside back, can use driving motor 6 to drive regulating plate 14 and shift up and be close to main shaft 10, second brake block 11 is close to main shaft 10 outside back stop movement, when needing to brake main shaft 10 of lifting machine, the 19 promotion brake rollers 20 that promote of second cylinder of first brake block 9 outside move down, brake rollers 20 and the outside frictional contact of

main shaft

10, 11 outside first cylinders 15 of second brake block promote braking piece 12 to main shaft 10 position, braking piece 12 can brake main shaft 10 with the outside contact friction of main shaft 10, two sets of braking structures can improve the efficiency of main shaft 10 braking, the efficiency and the stability of braking have been improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a mine hoist arresting gear, includes supporting frame (2), its characterized in that: the brake device comprises a support frame (2), and is characterized in that a mounting base (1) is fixedly connected to the bottom end of the support frame (2), an adjusting screw rod (3) is movably connected to the inside of the support frame (2), a driving sleeve (4) is arranged outside the adjusting screw rod (3), an adjusting rod (13) is fixedly connected to one side of the driving sleeve (4), a fixing rod (7) is fixedly connected to the top end of one side of the support frame (2), a fixing plate (8) is fixedly connected to the bottom end of the fixing rod (7), a first brake plate (9) is arranged below the fixing plate (8), an adjusting plate (14) is fixedly connected to the top end of the adjusting rod (13), first air cylinders (15) are fixedly connected to the two sides of the inside of the adjusting plate (14), a second brake plate (11) is fixedly connected to the output end of the first air cylinder (15), a brake plate (12) is installed to one side of the second brake plate (11), a main shaft (10) is arranged between the fixing plate (8) and the adjusting plate (14), a roller (20) is movably connected to the bottom end of the first brake plate (9), and a second air cylinder (19) is installed between the first brake plate (9) and the fixing plate (8).

2. The mine hoist braking device of claim 1, wherein: the output end of the second cylinder (19) is fixedly connected with the bottom end of the first brake plate (9), five groups of brake rollers (20) are arranged, and the brake rollers (20) are distributed at equal intervals at the bottom end of the first brake plate (9).

3. The mine hoist braking device of claim 1, wherein: two groups of mounting clamping blocks (18) are fixedly connected to one side of the brake pad (12), a mounting clamping groove (16) is formed in the second brake plate (11), and a mounting bolt (17) is movably connected to the inside of the second brake plate (11).

4. The mine hoist braking device of claim 3, wherein: the mounting clamping block (18) is embedded in the mounting clamping groove (16), and the mounting bolt (17) penetrates through the mounting clamping block (18) and is embedded in the mounting clamping groove (16).

5. The mine hoist braking device of claim 1, wherein: the inside of the supporting rack (2) is provided with a driving motor (6), and the output end of the driving motor (6) is fixedly connected with the top end of the adjusting screw rod (3).

6. The mine hoist braking device of claim 1, wherein: one side fixedly connected with spacing slide (5) of support frame (2) inside, one side cover of driving sleeve (4) is sliding connection in the outside of spacing slide (5).