CN219384426U

CN219384426U - Buffer device of skip

Info

Publication number: CN219384426U
Application number: CN202320312750.7U
Authority: CN
Inventors: 王瑞; 陈丽; 王玉龙
Original assignee: Yantai Dingxing Mining Machinery Co ltd
Current assignee: Yantai Dingxing Mining Machinery Co ltd
Priority date: 2023-02-25
Filing date: 2023-02-25
Publication date: 2023-07-21
Anticipated expiration: 2033-02-25

Abstract

The utility model discloses a buffer device of a skip, which belongs to the technical field of ore exploitation and comprises a frame, wherein a rope ring is fixed at the top of the frame, a box body is arranged at the inner side of the frame, and a bottom plate is fixed at the bottom end of the box body; according to the utility model, the bottom plate and the box body are both made of high-quality steel plate materials, the bottom plate is fixedly connected with the box body through welding, when ore is thrown into the box body, impact force generated by ore falling drives the damping plate to move downwards, the damping plate drives the sliding seats on two sides to move towards the inner wall of the box body through the transmission rod, the sliding seats support the inner wall of the box body through the second damping springs, meanwhile, the damping plate supports the bottom plate through the first damping springs, when the bottom plate moves downwards, the impact force received by the damping plate is dispersed to the box body and the bottom plate, meanwhile, the impact force received by the damping plate is damped through the first damping springs and the second damping springs, so that the damage of the bottom plate caused by impact is avoided, and the service life of the box body and the bottom plate can be effectively prolonged.

Description

Buffer device of skip

Technical Field

The utility model relates to the technical field of ore exploitation, in particular to a buffer device of a skip.

Background

The skip is a single container for lifting ores of non-coal metal mines, the skip belongs to a turnover skip in a classification manner in an unloading manner, and compared with cage lifting, the skip has the advantages that: the self weight is small, the lifting capacity is large, the size of the hoister and the power of the motor are reduced, the efficiency is high, the section of a shaft is small, a large-size mine car can be used underground without increasing the section of the shaft, the loading and unloading time of a skip bucket is short, the production capacity is large, and the difference is that loading devices are required to be arranged in underground and wellhead ore bins, and the height of a derrick is large.

When the existing skip is used, the box body of the existing skip is fixedly connected with the bottom plate in a welding mode, when ore is thrown into the skip, impact force generated by ore falling is large, long-time use can lead to deformation of the bottom plate or weld cracking, the bottom plate of the existing skip is required to be damped, impact force received by the bottom plate is reduced, a wear-resistant rubber pad is paved on the bottom plate in the existing mode, damping effect of the existing skip is poor, the existing skip cannot be effectively buffered, and the existing skip is inconvenient to use, so that a buffer device for the skip is provided for solving the problem.

Disclosure of Invention

The utility model aims to provide a buffer device of a skip, which achieves the purposes that impact force generated by ore falling pushes a damping plate to move downwards, the damping plate drives sliding seats on two sides to move towards the inner wall of a box body through a transmission rod, the sliding seats are propped against the inner wall of the box body through second damping springs, meanwhile, the damping plate is propped against a bottom plate through first damping springs, when the bottom plate moves downwards, the received impact force is dispersed on the box body and the bottom plate, and meanwhile, the impact force received by the damping plate is damped through the first damping springs and the second damping springs, so that the bottom plate is prevented from being damaged due to impact.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the buffer device of the skip comprises a frame, wherein a rope ring is fixed at the top of the frame, a box body is arranged at the inner side of the frame,

the bottom end of the box body is fixed with a bottom plate, the top of the bottom plate is provided with a shock absorption plate, the top of the shock absorption plate is provided with a rubber plate, and two sides of the top of the bottom plate are symmetrically and slidably connected with sliding seats;

the damping device is characterized in that a transmission rod is rotationally connected between the top of the sliding seat and the bottom of the damping plate, a first damping spring is installed between four corners of the bottom of the damping plate and the bottom plate, a second damping spring is installed between the sliding seat and the side wall of the box body, and the damping plate is guided by a guide mechanism.

Preferably, guide posts are arranged on two sides of the frame, limiting plates are symmetrically fixed on two sides of the frame, which are close to the guide posts, of the frame, a rotating shaft is arranged on the inner side of the frame, which is close to the bottom, of the frame, the bottom end of the box is rotationally connected with the rotating shaft through a rotating support, and guide wheels are symmetrically rotationally connected on one side, which is close to the upper side, of the box.

Preferably, the damping plate is in transmission connection with the sliding seat through a transmission rod.

Preferably, a sliding groove is formed in the bottom of the sliding seat, and a sliding block is fixed on the bottom plate corresponding to the top of the sliding groove.

Preferably, the guide mechanism comprises a guide frame, the bottom of the damping plate corresponding to the first damping spring is fixed with the guide frame, the bottom of the guide frame is provided with a guide groove, and the bottom plate corresponding to the top of the guide groove is fixed with a guide rod.

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

1. according to the utility model, the bottom plate and the box body are both made of high-quality steel plate materials, the bottom plate is fixedly connected with the box body through welding, when ore is thrown into the box body, impact force generated by ore falling drives the damping plate to move downwards, the damping plate drives the sliding seats on two sides to move towards the inner wall of the box body through the transmission rod, the sliding seats support the inner wall of the box body through the second damping springs, meanwhile, the damping plate supports the bottom plate through the first damping springs, when the bottom plate moves downwards, the impact force received by the damping plate is dispersed to the box body and the bottom plate, meanwhile, the impact force received by the damping plate is damped through the first damping springs and the second damping springs, so that the damage of the bottom plate caused by impact is avoided, and the service life of the box body and the bottom plate can be effectively prolonged.

2. According to the utility model, when the shock absorption plate is stressed to move downwards, the shock absorption plate drives the guide frame to move downwards, so that the guide rod and the guide frame move relatively, and lifting of the shock absorption plate can be guided through the guide groove and the guide rod, so that the deviation of the lifting of the shock absorption plate is avoided.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

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

fig. 4 is a schematic view of a partial enlarged structure at a in fig. 1 according to the present utility model.

In the figure: 1. a frame; 2. a rope loop; 3. a case; 4. a guide post; 5. a limiting plate; 6. a rotation shaft; 7. a rotating bracket; 8. a guide wheel; 9. a bottom plate; 10. a shock absorbing plate; 11. a rubber plate; 12. a sliding seat; 13. a chute; 14. a slide block; 15. a transmission rod; 16. a first damping spring; 17. a second damping spring; 18. a guide frame; 19. a guide groove; 20. a guide rod.

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.

Examples:

referring to fig. 1 to 4, the present utility model provides a technical solution: the buffer device of the skip comprises a frame 1, a rope ring 2 is fixed at the top of the frame 1, a box body 3 is arranged at the inner side of the frame 1,

the bottom end of the box body 3 is fixed with a bottom plate 9, the top of the bottom plate 9 is provided with a shock absorption plate 10, the top of the shock absorption plate 10 is provided with a rubber plate 11, and two sides of the top of the bottom plate 9 are symmetrically and slidingly connected with sliding seats 12;

a transmission rod 15 is rotatably connected between the top of the sliding seat 12 and the bottom of the shock absorbing plate 10, a first damping spring 16 is arranged between four corners of the bottom of the shock absorbing plate 10 and the bottom plate 9, a second damping spring 17 is arranged between the sliding seat 12 and the side wall of the box body 3, and the shock absorbing plate 10 is guided by a guide mechanism;

the bottom plate 9 and the box 3 are made of high-quality steel plate materials, the bottom plate 9 is fixedly connected with the box 3 through welding, when ore is thrown into the box 3, impact force generated by ore falling pushes the damping plate 10 to move downwards, the damping plate 10 drives the sliding seats 12 on two sides to move towards the inner wall of the box 3 through the transmission rod 15, the sliding seats 12 prop against the inner wall of the box 3 through the second damping springs 17, meanwhile, the damping plate 10 props against the bottom plate 9 through the first damping springs 16, when the bottom plate 9 moves downwards, the impact force received by the damping plate 10 is dispersed onto the box 3 and the bottom plate 9, meanwhile, the impact force received by the damping plate 10 is damped through the first damping springs 16 and the second damping springs 17, the bottom plate 9 is prevented from being damaged due to impact, and the service life of the box 3 and the bottom plate 9 can be effectively prolonged.

Referring to fig. 1 to 4, guide posts 4 are disposed at two sides of a frame 1, limiting plates 5 are symmetrically fixed at two sides of the frame 1 near the guide posts 4, a rotating shaft 6 is mounted at the inner side of the frame 1 near the bottom, the bottom end of a box 3 is rotationally connected with the rotating shaft 6 through a rotating bracket 7, guide wheels 8 are rotationally connected at one side of the box 3 near the upper side, a damping plate 10 is in transmission connection with a sliding seat 12 through a transmission rod 15, a lifter drives the frame 1 to lift through a pull rope, the frame 1 vertically lifts and lowers with the guide posts 4 through the limiting plates 5, meanwhile, the box 3 props against a rail through the guide wheels 8, so that the box 3 is prevented from rotating easily, when the box 3 is lifted to a wellhead, the box 3 is continuously lifted, the guide wheels 8 drive the box 3 to rotate through the rotating shaft 6 through the curved rail, and ores can be automatically poured out of the box 3, and reset can be completed when the box 3 moves downwards, so that the box 3 is lifted and the ores can be automatically poured.

Referring to fig. 1 to 4, a sliding chute 13 is provided at the bottom of a sliding seat 12, a sliding block 14 is fixed at the top of a bottom plate 9 corresponding to the sliding chute 13, a guiding mechanism comprises a guiding frame 18, a guiding frame 18 is fixed at the bottom of a damping plate 10 corresponding to a first damping spring 16, a guiding groove 19 is provided at the bottom of the guiding frame 18, a guiding rod 20 is fixed at the top of the bottom plate 9 corresponding to the guiding groove 19, when the damping plate 10 moves downwards under the force, the damping plate 10 drives the guiding frame 18 to move downwards, so that the guiding rod 20 and the guiding frame 18 move relatively, and lifting of the damping plate 10 can be guided through the guiding groove 19 and the guiding rod 20, so as to avoid the deviation of lifting of the damping plate 10.

Working principle: according to the buffer device for the skip, the bottom plate 9 and the box body 3 are made of high-quality steel plate materials, the bottom plate 9 is fixedly connected with the box body 3 through welding, when ore is thrown into the box body 3, impact force generated by ore falling pushes the damping plate 10 to move downwards, the damping plate 10 drives the sliding seats 12 on two sides to move towards the inner wall of the box body 3 through the transmission rod 15, the sliding seats 12 prop against the inner wall of the box body 3 through the second damping springs 17, meanwhile, the damping plate 10 props against the bottom plate 9 through the first damping springs 16, so that the impact force received by the bottom plate 9 is dispersed to the box body 3 and the bottom plate 9 when the bottom plate 9 moves downwards, meanwhile, the impact force received by the damping plate 10 is damped through the first damping springs 16 and the second damping springs 17, the bottom plate 9 is prevented from being damaged due to impact, and the service life of the box body 3 and the bottom plate 9 can be effectively prolonged;

the lifting machine drives the frame 1 to lift through the stay cord, the frame 1 passes through limiting plate 5 and guide post 4 vertical lift, simultaneously box 3 supports the track through guide wheel 8, avoid box 3 rotation easily, when box 3 promotes the well head, continue to promote, guide wheel 8 drives box 3 through curved track and rotates through rotation axis 6, with the automatic pouring box 3 of ore, when box 3 moves down, can accomplish the reduction, so as to promote box 3 and automatic pouring ore, and when shock attenuation board 10 atress moves down, shock attenuation board 10 drives guide frame 18 and moves down, make guide bar 20 and guide frame 18 produce relative movement, can lead the lift of shock attenuation board 10 through guide slot 19 and the guide bar 20 that sets up, avoid the lift of shock attenuation board 10 to produce the skew.

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. Buffer of skip, including frame (1), its characterized in that: the top of the frame (1) is fixed with a rope ring (2), the inner side of the frame (1) is provided with a box body (3), wherein,

the bottom end of the box body (3) is fixedly provided with a bottom plate (9), the top of the bottom plate (9) is provided with a shock absorption plate (10), the top of the shock absorption plate (10) is provided with a rubber plate (11), and two sides of the top of the bottom plate (9) are symmetrically and slidingly connected with sliding seats (12);

the novel damping device is characterized in that a transmission rod (15) is rotatably connected between the top of the sliding seat (12) and the bottom of the damping plate (10), a first damping spring (16) is arranged between four corners of the bottom of the damping plate (10) and the bottom plate (9), a second damping spring (17) is arranged between the sliding seat (12) and the side wall of the box body (3), and the damping plate (10) is guided by a guide mechanism.

2. The skip buffer device of claim 1, wherein: the novel lifting device is characterized in that guide posts (4) are arranged on two sides of the frame (1), limiting plates (5) are symmetrically fixed on two sides of the frame (1) close to the guide posts (4), a rotating shaft (6) is arranged on the inner side of the frame (1) close to the bottom, the bottom end of the box body (3) is rotationally connected with the rotating shaft (6) through a rotating support (7), and guide wheels (8) are symmetrically rotationally connected on one side of the box body (3) close to the upper side.

3. The skip buffer device of claim 1, wherein: the damping plate (10) is in transmission connection with the sliding seat (12) through a transmission rod (15).

4. The skip buffer device of claim 1, wherein: the bottom of the sliding seat (12) is provided with a sliding groove (13), and a sliding block (14) is fixed on the bottom plate (9) corresponding to the top of the sliding groove (13).

5. The skip buffer device of claim 1, wherein: the guide mechanism comprises a guide frame (18), the guide frame (18) is fixed at the bottom of the damping plate (10) corresponding to the first damping spring (16), a guide groove (19) is formed in the bottom of the guide frame (18), and a guide rod (20) is fixed at the top of the bottom plate (9) corresponding to the guide groove (19).