CN210049916U

CN210049916U - Anti-falling and anti-skid device of hydraulic support for coal mine

Info

Publication number: CN210049916U
Application number: CN201920222336.0U
Authority: CN
Inventors: 王彦飞; 柳振龙
Original assignee: Shenmu Xinshunfan Mining Materials Co Ltd
Current assignee: Shenmu Xinshunfan Mining Materials Co Ltd
Priority date: 2019-02-22
Filing date: 2019-02-22
Publication date: 2020-02-11
Anticipated expiration: 2029-02-22

Abstract

The utility model discloses a hydraulic support prevents anti-skidding device for coal mine, including device body and threaded rod, the inboard fixed mount that is provided with in the middle of the device body, and the surface mounting of mount has anti-skidding screw thread, the both sides internally mounted of mount has the pull board, and the fixed ground nail that is provided with in the left and right sides of pull board, the pivot is installed to the top of device body, and the both ends of pivot are fixed mutually through the side of fixing base with the device body, driving motor is installed to the one end of pivot, the threaded rod crosses the through-hole, and the inboard of through-hole is provided with the internal thread all around to the through-hole is fixed on the device body, the one end of threaded rod is fixed with the hand wheel, and the other end. This anti-falling anti-skidding device of hydraulic support for coal mine can fix the hydraulic support of equidimension not, can effectually play the skid-proof phenomenon of falling, simple structure simultaneously, and the practicality is strong, has satisfied the demand of using.

Description

Anti-falling and anti-skid device of hydraulic support for coal mine

Technical Field

The utility model relates to a hydraulic support technical field for the colliery specifically is a colliery is with hydraulic support prevents down antiskid.

Background

The hydraulic support is a structure used for controlling the mine pressure of a coal face, the mine pressure of the coal face acts on the hydraulic support in an external loading mode, and the hydraulic support in the current market has some problems in the using process, for example, the phenomenon of sliding and dumping can occur when the hydraulic support is used on different terrains, the practicability and convenience of the whole device cannot be improved, and therefore the anti-falling and anti-sliding device for the hydraulic support for the coal mine is provided, and the problem provided in the method is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery is with hydraulic support prevents anti-skidding device to the phenomenon that can appear sliding and toppling over when using on different relief that proposes in solving above-mentioned background art can't improve the practicality and the problem of convenience of whole device.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-falling and anti-skid device of a hydraulic support for a coal mine comprises a device body and a threaded rod, wherein a fixed frame is fixedly arranged at the inner side in the middle of the device body, the surface of the fixed frame is provided with anti-skid threads, the two sides of the fixed frame are internally provided with a drawing plate, and the left and right sides of the pull plate are fixedly provided with ground nails, a rotating shaft is arranged above the device body, and two ends of the rotating shaft are fixed with the side edge of the device body through the fixed seat, one end of the rotating shaft is provided with a driving motor, a sleeve is fixedly arranged on the rotating shaft, a supporting rod is arranged at the upper end of the sleeve, a fixing plate is arranged at the upper end of the supporting rod, the threaded rod penetrates through the through hole, internal threads are arranged on the periphery of the inner side of the through hole, and the through-hole is fixed on the device body, the hand wheel is fixed to one end of the threaded rod, and the fixed disk is arranged at the other end of the threaded rod.

Preferably, the connection mode of the drawing plate and the device body is movable connection, and the height of the upper end of the drawing plate is lower than that of the fixing frame.

Preferably, the threads on the periphery of the outer side of the threaded rod are matched with the internal threads on the periphery of the inner side of the through hole.

Preferably, the fixing frame and the device body are of an integrated structure, and the vertical sections of the fixing frame and the device body are concave.

Preferably, the sleeve is fixedly connected with the rotating shaft.

Compared with the prior art, the beneficial effects of the utility model are that: this anti-falling anti-skidding device of hydraulic support for coal mine can fix the hydraulic support of equidimension not, can effectually play the skid-proof phenomenon of falling, simple structure simultaneously, and the practicality is strong, has satisfied the demand of using.

(1) The ground nail and the pull plate are arranged, so that the whole device can be used on different terrains, the hydraulic support is convenient to carry to the device for use, and the convenience of the use of the whole device is greatly improved;

(2) the structure that the hand wheel, the threaded rod, the fixed disc, the internal thread and the through hole are matched is arranged, so that the length of the threaded rod penetrating through the through hole can be changed by rotating the hand wheel when the device is used, the hydraulic supports with different sizes can be fixed by the fixed disc, and the practicability of the whole device is greatly improved;

(3) be equipped with pivot, fixed plate, driving motor, bracing piece and sleeve matched with structure for can start driving motor during the use, it is rotatory to drive the pivot, thereby can drive the sleeve rotatory, and then can drive the bracing piece and deflect certain angle, so that utilize the fixed plate to carry out the stable fixed to hydraulic support.

Drawings

Fig. 1 is a schematic top view of the present invention;

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

FIG. 3 is a schematic view of the structure of the present invention;

FIG. 4 is a schematic side view of the rotating shaft and the sleeve according to the present invention;

fig. 5 is a schematic side view of the device body of the present invention.

In the figure: 1. a ground nail; 2. a drawing plate; 3. a device body; 4. a hand wheel; 5. a fixed seat; 6. a threaded rod; 7. a rotating shaft; 8. a fixing plate; 9. a drive motor; 10. anti-skid threads; 11. a fixed mount; 12. fixing the disc; 13. a support bar; 14. a sleeve; 15. an internal thread; 16. and a through hole.

Detailed Description

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

Referring to fig. 1-5, the present invention provides a technical solution: a falling and skid preventing device for a hydraulic support for a coal mine comprises ground nails 1, a drawing plate 2, a device body 3, a hand wheel 4, a fixed seat 5, a threaded rod 6, a rotating shaft 7, a fixed plate 8, a driving motor 9, skid-proof threads 10, a fixed frame 11, a fixed disc 12, a supporting rod 13, a sleeve 14, internal threads 15 and a through hole 16, wherein the fixed frame 11 is fixedly arranged on the inner side of the middle of the device body 3, the skid-proof threads 10 are arranged on the surface of the fixed frame 11, the drawing plate 2 is arranged inside the two sides of the fixed frame 11, the ground nails 1 are fixedly arranged on the left side and the right side of the drawing plate 2, the rotating shaft 7 is arranged above the device body 3, the two ends of the rotating shaft 7 are fixed with the side edge of the device body 3 through the fixed seat 5, the driving motor 9 is arranged at one end of the rotating shaft 7, the sleeve, the threaded rod 6 transversely penetrates through the through hole 16, internal threads 15 are arranged on the periphery of the inner side of the through hole 16, the through hole 16 is fixed on the device body 3, a hand wheel 4 is fixed at one end of the threaded rod 6, and a fixing disc 12 is arranged at the other end of the threaded rod 6.

In the embodiment, the connection mode of the drawing plate 2 and the device body 3 is movably connected, and the height of the upper end of the drawing plate 2 is lower than that of the fixing frame 11, so that the drawing plate 2 is convenient to collect and use, a hydraulic support is convenient to push from the drawing plate 2 to the fixing frame 11, and the convenience in use is greatly improved;

the threads on the periphery of the outer side of the threaded rod 6 are matched with the internal threads 15 on the periphery of the inner side of the through hole 16, so that when the threaded rod 6 is rotated, the length of the threaded rod 6 penetrating through the through hole 16 can be changed, and the hydraulic support can be fixed by using the fixed disc 12 at one end of the threaded rod 6;

the fixing frame 11 and the device body 3 are of an integrated structure, and the vertical sections of the fixing frame 11 and the device body 3 are concave, so that the manufacturing cost of the device is reduced, and the hydraulic support is convenient to fix;

the sleeve 14 is fixedly connected with the rotating shaft 7, so that the structural strength and the service life of the whole device are improved.

The working principle is as follows: when in use, the drawing plate 2 can be firstly drawn out from the device body 3, so that one end of the drawing plate 2 contacts the ground, the hydraulic support can be conveniently carried to the fixing frame 11 by the drawing plate 2, at the moment, the hand wheels 4 at two sides of the device body 3 can be rotated, the length of the threaded rod 6 penetrating through the device body 3 is changed by utilizing the structure that the outer side threads of the threaded rod 6 are matched with the inner threads 15 at the periphery of the inner side of the through hole 16, and then the fixed disk 12 at one end of the threaded rod 6 can be stably propped against the base of the hydraulic support to complete the stable fixation of the base of the hydraulic support, at the moment, the driving motor 9 can be started, the driving motor 9 can work to drive the rotating shaft 7 to rotate, the rotating shaft 7 can drive the sleeve 14 thereon to rotate, the sleeve 14 can drive the supporting rod 13 thereon, therefore, the upper side of the hydraulic support is stably supported, the purpose of stable fixing is further achieved, the whole device can achieve the purpose of anti-skidding and falling through the arrangement of the anti-skidding threads 10 on the upper side surface of the fixing frame 11, the use safety is higher, the arrangement of the ground nail 1 can facilitate the use of the ground nail to fix the whole device on different terrains for use, and the content which is not described in detail in the specification belongs to the prior art which is known by professional technicians in the field.

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

Claims

1. The utility model provides a colliery is with hydraulic support prevents down antiskid, includes device body (3) and threaded rod (6), its characterized in that: the device is characterized in that a fixing frame (11) is fixedly arranged on the inner side of the middle of the device body (3), anti-skid threads (10) are arranged on the surface of the fixing frame (11), pull plates (2) are arranged inside two sides of the fixing frame (11), ground nails (1) are fixedly arranged on the left side and the right side of each pull plate (2), a rotating shaft (7) is arranged above the device body (3), two ends of the rotating shaft (7) are fixed with the side edge of the device body (3) through fixing seats (5), a driving motor (9) is arranged at one end of the rotating shaft (7), a sleeve (14) is fixedly arranged on the rotating shaft (7), a supporting rod (13) is arranged at the upper end of the sleeve (14), a fixing plate (8) is arranged at the upper end of the supporting rod (13), the threaded rod (6) transversely penetrates through holes (16), and internal threads (15, and the through hole (16) is fixed on the device body (3), a hand wheel (4) is fixed at one end of the threaded rod (6), and a fixed disc (12) is arranged at the other end of the threaded rod (6).

2. The anti-falling and anti-skid device for the coal mine hydraulic support according to claim 1, is characterized in that: the drawing plate (2) is movably connected with the device body (3), and the height of the upper end of the drawing plate (2) is lower than that of the fixing frame (11).

3. The anti-falling and anti-skid device for the coal mine hydraulic support according to claim 1, is characterized in that: the screw thread around the outer side of the threaded rod (6) is matched with the internal screw thread (15) around the inner side of the through hole (16).

4. The anti-falling and anti-skid device for the coal mine hydraulic support according to claim 1, is characterized in that: the fixing frame (11) and the device body (3) are of an integrated structure, and the vertical sections of the fixing frame (11) and the device body (3) are concave.

5. The anti-falling and anti-skid device for the coal mine hydraulic support according to claim 1, is characterized in that: the sleeve (14) is fixedly connected with the rotating shaft (7).