CN215633070U

CN215633070U - Multifunctional gangue blocking net device

Info

Publication number: CN215633070U
Application number: CN202122160823.9U
Authority: CN
Inventors: 柴敬; 欧阳一博; 张丁丁
Original assignee: Xian University of Science and Technology
Current assignee: Xian University of Science and Technology
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-01-25
Anticipated expiration: 2031-09-08

Abstract

The utility model relates to the field of coal mining, and discloses a multifunctional waste rock blocking net device which comprises an outer pipe, wherein an inner rod is arranged in the outer pipe, damping connecting devices are arranged at the ends, far away from each other, of the outer pipe and the inner rod, each damping connecting device comprises a first connecting block, the first connecting blocks in the damping connecting devices on the outer pipe and the inner rod are fixedly connected with the outer pipe and the inner rod respectively, a groove is formed in the inner wall of each first connecting block, a guide rod is fixedly connected in the groove, a sliding plate is connected onto the guide rod in a sliding mode, a first spring is sleeved on the guide rod, and two ends of the first spring are fixedly connected with the side face of the sliding plate and the inner wall of the groove respectively. The device can solve the problem that the existing waste rock blocking net has fewer functions and can not be stretched, and meanwhile, the buffer device is added on the waste rock blocking net to play a role in buffering when being impacted by waste rocks, so that the service life of the waste rock blocking net is prolonged.

Description

Multifunctional gangue blocking net device

Technical Field

The utility model relates to the field of coal mining, in particular to a multifunctional waste rock blocking net device.

Background

Along with the increase of the mining thickness of the coal seam, the height difference of the upper end and the lower end of the working face is large, so that flying waste rocks are easy to accelerate under the gravity after being separated from a matrix, and the damage is huge when people or equipment are impacted. The gangue blocking net is formed by twisting thin ropes with a certain diameter, is a flexible braided fabric for blocking the flying gangue from being transported to an operation area from a coal mining operation area, and plays a role in isolating the two areas and preventing the flying gangue from directly contacting with personnel or equipment. The waste rock blocking net is a flexible body, so that the impact energy of the flying waste rock can be forcibly reduced, and the direct contact between the flying waste rock and equipment or personnel can be well isolated.

But current waste rock blocking net function is less can not stretch out and draw back, and in addition, current waste rock blocking net is receiving the waste rock impact process of whereabouts, owing to lack buffer, and the damage easily takes place for the waste rock blocking net, for this reason, we provide a multi-functional waste rock blocking net device.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a multifunctional gangue blocking net device which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a multi-functional waste rock blocking net device, includes the outer tube, be provided with interior pole in the outer tube, outer tube and interior pole keep away from one each other serve all be provided with shock attenuation connecting device, shock attenuation connecting device include with first connecting block, first connecting block among the shock attenuation connecting device on outer tube and the interior pole respectively with outer tube and interior pole fixed connection, set up flutedly on the inner wall of first connecting block, fixedly connected with guide bar in the recess, sliding connection has the sliding plate on the guide bar, the cover is equipped with first spring on the guide bar, the both ends of first spring respectively with the side of sliding plate and the inner wall fixed connection of recess, the lower extreme fixedly connected with second connecting block of sliding plate, the lower extreme of second connecting block is connected with the couple.

Preferably, both sides of the upper end of the sliding plate are fixedly connected with connecting plates, a connecting rod is fixedly connected between the two connecting plates, and the left side and the right side of the connecting rod are both slidably connected with sliding blocks.

Preferably, the cover is equipped with the second spring on the connecting rod, the both ends of second spring respectively with sliding block and connecting plate fixed connection, the upper end of sliding block articulates there is the movable rod, the upper end of movable rod articulates there is the fixed block, the inner wall fixed connection of fixed block and first connecting block.

Preferably, the outer wall of the inner rod is fixedly connected with a connecting piece, the outer tube is provided with a through groove, the through groove and the connecting piece are correspondingly arranged, and the connecting piece is fixedly connected with a waste rock blocking net.

Preferably, the inner rod is fixedly connected with a guide strip, the transverse section of the guide strip is of a T-shaped structure, the inner side wall of the outer tube is provided with a guide groove, and the guide strip is in sliding connection with the guide groove.

Preferably, the hook is hinged with a blocking piece, the blocking piece is fixedly connected with the hook through a third spring, and the number of the third springs is two.

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

1. through shock attenuation connecting device's setting, make this fender waste rock net device when using, the junction can cushion through first spring, make the sliding plate can float on the guide bar, thereby reduce and receive the impact, play the effect of buffering when the waste rock whereabouts, setting through the second spring, when this fender waste rock net device falls the waste rock from top to bottom, articulated movable rod is gone up in the cooperation, make the sliding block can make a round trip to slide on the connecting rod, can further play the effect of buffering, protect the fender waste rock net device, shock attenuation connecting device makes the whole impact force that receives of fender waste rock net descend, the life of extension fender waste rock net.

2. According to the utility model, the upper edge and the lower edge of the waste rock blocking net device are conveniently hung on the top beam of the support and the cable groove of the scraper conveyor respectively through the arrangement of the hooks, the length of the waste rock blocking net can be adjusted by utilizing the outer pipe and the inner rod which slide mutually, the support moving process is adapted, and in the process, the edge reinforcement beam formed by the outer pipe and the inner rod ensures that the waste rock blocking net is not loosened by utilizing the transverse tension of the edge reinforcement beam and the waste rock blocking net.

3. According to the utility model, the inner rod can stably slide in the outer tube through the arrangement of the guide strip and the guide groove.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is an enlarged view of the utility model at A in FIG. 1.

Fig. 3 is a sectional view of the shock-absorbing coupling device of the present invention.

Fig. 4 is a sectional view of the inner rod and the outer tube in the present invention.

In the figure: 1. hooking; 2. a second connecting block; 3. a first connection block; 4. an outer tube; 5. connecting sheets; 6. an inner rod; 7. a waste rock blocking net; 8. a third spring; 9. a baffle plate; 10. a first spring; 11. a guide bar; 12. a groove; 13. a connecting plate; 14. a second spring; 15. a slider; 16. a connecting rod; 17. a movable rod; 18. a fixed block; 19. a sliding plate; 20. a guide strip; 21. a guide groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-4, a multifunctional gangue blocking net device comprises an outer pipe 4, an inner rod 6 is arranged in the outer pipe 4, a shock absorption connecting device is arranged on each end, far away from each other, of the outer pipe 4 and the inner rod 6, the shock absorption connecting device comprises a first connecting block 3, the first connecting block 3 in the shock absorption connecting device on the outer pipe 4 and the inner rod 6 is respectively and fixedly connected with the outer pipe 4 and the inner rod 6, a groove 12 is formed in the inner wall of the first connecting block 3, a guide rod 11 is fixedly connected in the groove 12, a sliding plate 19 is slidably connected on the guide rod 11, a first spring 10 is sleeved on the guide rod 11, two ends of the first spring 10 are respectively and fixedly connected with the side surface of the sliding plate 19 and the inner wall of the groove 12, a second connecting block 2 is fixedly connected to the lower end of the sliding plate 19, a hook 1 is connected to the lower end of the second connecting block 2, and the gangue blocking net device is used through the shock absorption connecting device, the joint can be cushioned by the first spring 10, so that the sliding plate 19 can float on the guide bar 11, thereby reducing the impact and playing a role of cushioning when the gangue falls.

Both sides of the upper end of the sliding plate 19 are fixedly connected with connecting plates 13, a connecting rod 16 is fixedly connected between the two connecting plates 13, and the left side and the right side of the connecting rod 16 are both connected with sliding blocks 15 in a sliding manner.

The cover is equipped with second spring 14 on connecting rod 16, the both ends of second spring 14 respectively with sliding block 15 and connecting plate 13 fixed connection, the upper end of sliding block 15 articulates there is the movable rod 17, the upper end of movable rod 17 articulates there is fixed block 18, the inner wall fixed connection of fixed block 18 and first connecting block 3, setting through second spring 14, when this fender waste rock net device goes up and down the waste rock, articulated movable rod 17 in the cooperation, make sliding block 15 can make a round trip to slide on connecting rod 16, can further play the effect of buffering, protect the fender waste rock net device.

Fixedly connected with connection piece 5 on the outer wall of interior pole 6 has seted up logical groove on the outer tube 4, leads to groove and corresponds the setting with connection piece 5, and fixedly connected with keeps off waste rock net 7 on the connection piece 5, through the setting that leads to the groove, when interior pole 6 is flexible in outer tube 4, and connection piece 5 can move together, keeps off the waste rock that waste rock net 7 can block the whereabouts, protects the pedestrian on the pedestrian passageway.

Fixedly connected with gib block 20 on interior pole 6, the transverse section of gib block 20 is T shape structure, has seted up guide way 21 on the inside wall of outer tube 4, sliding connection between gib block 20 and the guide way 21, through the setting of gib block 20 and guide way 21, makes interior pole 6 can be stable slide in outer tube 4.

Articulated on couple 1 have a separation blade 9, separation blade 9 passes through third spring 8 and couple 1 fixed connection, third spring 8 is provided with two altogether, two third springs 8 can provide sufficient elasticity, make separation blade 9 closely paste on couple 1, setting through couple 1, conveniently hang the last reason and the lower edge of this fender waste rock net device respectively on the back timber of support and the cable duct of scraping the trigger, utilize gliding outer tube 4 of each other and interior pole 6 can adjust the length of keeping off waste rock net 7, adapt to the frame process that moves of support, and at this in-process, the boundary bar roof beam that comprises outer tube 4 and interior pole 6, utilize the transverse tension of boundary bar roof beam and fender waste rock net 7 to guarantee not to make the fender waste rock net 7 pine collapse.

The working principle of the utility model is as follows: according to the utility model, through the arrangement of the hook 1, the upper edge and the lower edge of the waste rock blocking net device are respectively hung on the top beam of the support and the cable groove of the scraper, the length of the waste rock blocking net 7 can be adjusted by utilizing the outer pipe 4 and the inner rod 6 which slide mutually, the support moving process is adapted, in the process, the edge reinforcing beam formed by the outer pipe 4 and the inner rod 6 ensures that the waste rock blocking net 7 is not loosened by utilizing the transverse tension of the edge reinforcing beam and the waste rock blocking net 7, the inner rod 6 can stably slide in the outer pipe 4 through the arrangement of the guide strip 20 and the guide groove 21, when the waste rock blocking net device is used, the connection part can be buffered through the first spring 10, the sliding plate 19 can float on the guide rod 11, so that the impact is reduced, the buffer effect is achieved when the waste rock falls, through the arrangement of the second spring 14, when the waste rock blocking net device falls down, the sliding block 15 can slide back and forth on the connecting rod 16 by matching with the hinged movable rod 17, so that the buffer effect can be further realized, and the gangue blocking net device can be protected.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multi-functional waste rock blocking net device which characterized in that: comprises an outer tube (4), an inner rod (6) is arranged in the outer tube (4), one end of the outer tube (4) and one end of the inner rod (6) which are far away from each other are respectively provided with a damping connecting device, the damping connecting device comprises a first connecting block (3), the first connecting block (3) in the damping connecting device on the outer tube (4) and the inner rod (6) are respectively fixedly connected with the outer tube (4) and the inner rod (6), the inner wall of the first connecting block (3) is provided with a groove (12), a guide rod (11) is fixedly connected in the groove (12), the guide rod (11) is slidably connected with a sliding plate (19), the guide rod (11) is sleeved with a first spring (10), two ends of the first spring (10) are respectively fixedly connected with the side surface of the sliding plate (19) and the inner wall of the groove (12), the lower end of the sliding plate (19) is fixedly connected with a second connecting block (2), the lower end of the second connecting block (2) is connected with a hook (1).

2. The multifunctional gangue blocking net device according to claim 1, which is characterized in that: the sliding plate is characterized in that connecting plates (13) are fixedly connected to two sides of the upper end of each sliding plate (19), a connecting rod (16) is fixedly connected between the two connecting plates (13), and sliding blocks (15) are slidably connected to the left side and the right side of each connecting rod (16).

3. The multifunctional gangue blocking net device according to claim 2, characterized in that: the cover is equipped with second spring (14) on connecting rod (16), the both ends of second spring (14) respectively with sliding block (15) and connecting plate (13) fixed connection, the upper end of sliding block (15) articulates there is movable rod (17), the upper end of movable rod (17) articulates there is fixed block (18), the inner wall fixed connection of fixed block (18) and first connecting block (3).

4. The multifunctional gangue blocking net device according to claim 1, which is characterized in that: fixedly connected with connection piece (5) on the outer wall of interior pole (6), logical groove has been seted up on outer tube (4), it corresponds the setting with connection piece (5) to lead to the groove, fixedly connected with waste rock blocking net (7) on connection piece (5).

5. The multifunctional gangue blocking net device according to claim 1, which is characterized in that: the inner rod (6) is fixedly connected with a guide strip (20), the transverse section of the guide strip (20) is of a T-shaped structure, a guide groove (21) is formed in the inner side wall of the outer tube (4), and the guide strip (20) is connected with the guide groove (21) in a sliding mode.

6. The multifunctional gangue blocking net device according to claim 1, which is characterized in that: the hook is characterized in that a blocking piece (9) is hinged to the hook (1), the blocking piece (9) is fixedly connected with the hook (1) through a third spring (8), and the number of the third springs (8) is two.