CN219262400U

CN219262400U - Coal mine roadway support structure

Info

Publication number: CN219262400U
Application number: CN202320330164.5U
Authority: CN
Inventors: 李丰廷
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-06-27
Anticipated expiration: 2033-02-28

Abstract

The utility model discloses a coal mine roadway supporting structure which comprises two groups of supporting rods, wherein the tops of the two groups of supporting rods are movably provided with fixing seats, the bottoms of the two groups of supporting rods are fixedly provided with bottom plates, and the outer surfaces of the two groups of supporting rods are sleeved with a plurality of groups of positioning rings. According to the utility model, through the arrangement of the support rods and the positioning rings, when the positioning rings are sleeved on the support rods, the positions of the support plates can be regulated and controlled according to the installation positions and the installation quantity of the positioning rings, and when the positioning rings are matched with the convenient installation of the directional seat, the device can be used for replacing the penetration of the applicable support plate structure reinforcing rods before use, after the support rods are installed and fixed, the stability between the adjacent support rods can be increased, the connection of the clamping blocks to the tops of the support rods can be matched, so that the flexible assembly of the device structure is increased, the functions of different structures are different, the corresponding disassembly can be carried out, and the device has good flexible usability.

Description

Coal mine roadway support structure

Technical Field

The utility model relates to the technical field of supporting devices, in particular to a coal mine roadway supporting structure.

Background

In the mining work of the coal mine, after the coal mine tunnel is excavated, in order to prevent the occurrence of collapse, the related supporting structure is needed to be used, the supporting effect is played from the inside of the tunnel, and then the stability of the internal structure of the tunnel is added, but when the existing part supporting structure is used, certain defects still exist, and the practicability of the device is affected.

Patent document: CN207453996U discloses a supporting structure of coal mine tunnel, "including arch-shaped canopy, the canopy top of the arch-shaped canopy is hollow structure, there is a filling cavity in it, fixedly connected with support plate in the filling cavity, the canopy top of the arch-shaped canopy is welded with several limiting plates at equal intervals, one end of the arch-shaped canopy has butt joint tenons, another end of the arch-shaped canopy has butt joint mortises matched with the butt joint tenons, in the course of construction, first cut several grooves matched with limiting plates on the rock wall of the tunnel, the limiting plate card and in the cut grooves, support the rock wall of the tunnel through the arch-shaped canopy, then fill the space between each limiting plate with concrete, in addition, two ends of the arch-shaped canopy are respectively provided with butt joint tenons and butt joint grooves matched with each other, the butt joint tenons on one arch-shaped canopy are inserted into the butt joint mortises of another arch-shaped canopy to realize butt joint";

however, in the above patent, when the device is used, the arrangement of the butt joint tenons and the butt joint mortises adds convenience for the butt joint work between the structures, but when the device is used for supporting, the device lacks a convenient and adjustable supporting structure, and when the same structures of a plurality of groups are used for supporting, the device lacks an auxiliary stable structure, so that the supporting effect of the device is affected.

Disclosure of Invention

The utility model aims to provide a coal mine roadway supporting structure which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides a coal mine roadway support structure, which comprises two groups of support rods, wherein the tops of the two groups of support rods are movably provided with fixing seats, and the bottoms of the two groups of support rods are fixedly provided with bottom plates;

the outer surfaces of the two groups of support rods are sleeved with a plurality of groups of positioning rings, the separated surfaces of the positioning rings on the outer surfaces of the support rods are fixedly provided with connecting seats, the inner walls of the connecting seats are in threaded connection with directional seats, the outer surfaces of the directional seats are fixedly provided with support plates, the two sides of the positioning rings are fixedly connected with a plurality of groups of fixing bolts in a threaded penetrating manner, and the tops and the bottoms of the outer surfaces of the support rods are fixedly connected with reinforcing rods in a penetrating manner.

Preferably, the bottoms of the two groups of fixing seats are fixedly provided with clamping blocks, and the clamping blocks are clamped at the top of the supporting rod.

Preferably, the opposite surfaces of the two groups of orientation seats are fixedly provided with fixing plates, and the tops of the fixing plates are fixedly provided with arc-shaped frames.

Preferably, a plurality of groups of fixing rods are fixedly arranged at the top of the fixing plate, and the tops of the fixing rods are fixedly connected to the bottom of the arc-shaped frame.

Preferably, the bottom fixed mounting of fixed plate has multiunit gag lever post, the surface sliding connection of gag lever post has the spacing pipe, the bottom fixed mounting of spacing pipe has the limiting plate, the bottom fixed mounting of limiting plate has the protection frame, the bottom gomphosis of protection frame is installed the flexible pad.

Preferably, the inner bottom wall of the limiting pipe is fixedly provided with a rigid spring, and the top of the rigid spring is fixedly connected to the bottom of the limiting rod.

Preferably, the surface of the bottom plate is fixedly provided with a mounting plate, and the top of the mounting plate is penetrated with a positioning pyramid.

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

1. according to the utility model, through the arrangement of the support rods and the positioning rings, when the positioning rings are sleeved on the support rods, the positions of the support plates can be regulated and controlled according to the installation positions and the installation quantity of the positioning rings, and when the positioning rings are matched with the convenient installation of the directional seat, the device can be used for replacing the penetration of the applicable support plate structure reinforcing rods before use, after the support rods are installed and fixed, the stability between the adjacent support rods can be increased, the connection of the clamping blocks to the tops of the support rods can be matched, so that the flexible assembly of the device structure is increased, the functions of different structures are different, the corresponding disassembly can be carried out, and the device has good flexible usability.

2. According to the utility model, through the arrangement of the rigid spring, under the condition of gravity downward pressing, the impact of collision between the limiting rod and the limiting pipe is reduced, and the flexible pad is arranged at the bottom of the protective frame, so that the device can play a role in blocking falling stones when the device supports the stones, and a worker can hear noise generated by the falling and collision of the stones in advance, so that the device has a certain emergency risk avoiding effect.

Drawings

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

FIG. 2 is a schematic view of a support rod according to the present utility model;

FIG. 3 is a schematic view of a protective frame according to the present utility model;

FIG. 4 is a schematic view of a support plate structure according to the present utility model;

FIG. 5 is a schematic view of an arc-shaped frame structure according to the present utility model;

fig. 6 is a schematic cross-sectional view of a limiting tube according to the present utility model.

In the figure: 1. a support rod; 2. a fixing seat; 3. a bottom plate; 4. a positioning ring; 5. a connecting seat; 6. a directional seat; 7. a support plate; 8. a fixing bolt; 9. a reinforcing rod; 10. a clamping block; 11. a fixing plate; 12. an arc-shaped frame; 13. a fixed rod; 14. a limit rod; 15. a limiting tube; 16. a limiting plate; 17. a protective frame; 18. a flexible pad; 19. a rigid spring; 20. a mounting plate; 21. positioning pyramid.

Detailed Description

Referring to fig. 1, fig. 2, fig. 4 and fig. 5, a coal mine roadway support structure comprises two groups of support rods 1, wherein fixing seats 2 are movably installed at the tops of the two groups of support rods 1, a bottom plate 3 is fixedly installed at the bottoms of the two groups of support rods 1, a plurality of groups of positioning rings 4 are fixedly sleeved on the outer surfaces of the two groups of support rods 1, connecting seats 5 are fixedly installed on the opposite surfaces of the positioning rings 4 on the outer surfaces of the two groups of support rods 1, directional seats 6 are connected with inner wall threads of the connecting seats 5, support plates 7 are fixedly installed on the outer surfaces of the directional seats 6, a plurality of groups of fixing bolts 8 are connected with two sides of the positioning rings 4 in a threaded penetrating manner, reinforcing rods 9 are connected with the tops and bottoms of the outer surfaces of the two groups of support rods 1 in a penetrating manner, clamping blocks 10 are fixedly installed at the tops of the two groups of the fixing seats 2, clamping blocks 10 are clamped at the tops of the support rods 1, a plurality of groups of fixing rods 13 are fixedly installed on the opposite surfaces of the fixing plates 11, a cambered frame 12 is fixedly installed at the tops of the fixing plates 11, a plurality of groups of fixing rods 13 are fixedly connected to the bottoms of the cambered frame 12, the bottoms of the cambered frame 12 are fixedly installed at the tops of the fixing plates 3, reinforcing plates 20 are fixedly installed at the tops of the cambered frame 20, and a mounting plate 20 is fixedly installed at the tops of the cambered plate 21;

the device is in the support during operation that is used for colliery tunnel, through the setting of bracing piece 1 and bottom plate 3, pass through the grafting of locating pyramid 21 with ground on the bottom plate 3, thereby fix the bottom of bracing piece 1, the surface accessible slip of bracing piece 1 cup joints the mode and cup joints the installation, cup joint and slide to corresponding screw hole department after, accessible fixing bolt 8 carries out the connection fixed to the position of locating ring 4, install fixed hand to locating ring 4, bracing piece 7 then can play the supporting role in the device both sides, and pass through the through connection between bracing piece 1 through stiffener 9, thereby make the whole support that can be used to in the ore deposit work of device, and can only use the mounted position and the quantity of adjusting locating ring 4 according to the reality, thereby regulate and control the position of backup pad 7, and when the convenient installation of cooperation directional seat 6, the device is before the use, the run through of removable applicable backup pad 7 structure stiffener 9, can be after bracing piece 1 installs fixedly, add stability between the adjacent bracing piece 1.

Referring to fig. 1, 3, 5 and 6, a plurality of groups of limiting rods 14 are fixedly mounted at the bottom of a fixed plate 11, a limiting pipe 15 is slidably connected to the outer surface of each limiting rod 14, a limiting plate 16 is fixedly mounted at the bottom of each limiting pipe 15, a protection frame 17 is fixedly mounted at the bottom of each limiting plate 16, a flexible pad 18 is mounted at the bottom of each protection frame 17 in a jogged manner, a rigid spring 19 is fixedly mounted at the inner bottom wall of each limiting pipe 15, and the top of each rigid spring 19 is fixedly connected to the bottom of each limiting rod 14;

the arc frame 12 and the fixed plate 11 are supported through the fixed rod 13, the protection frame 17 is of an arc structure, through the arrangement of the limiting pipe 15 and the limiting rod 14, the mobility of the limiting rod 14 in the limiting pipe 15 is increased, so that the position slidability of the protection frame 17 at the bottom of the fixed plate 11 is increased, and through the arrangement of the rigid spring 19, the impact influence between the limiting rod 14 and the limiting pipe 15 is relieved under the condition of downward pressing of gravity, the bottom of the protection frame 17 is provided with the flexible pad 18, the protection frame can play a role of blocking falling stones when the device supports, and the staff can hear noise generated by falling and collision of the stones in advance, so that the protection frame has a role of certain emergency avoidance.

The working principle is that through the setting of bracing piece 1 and bottom plate 3, through the grafting of locating pyramid 21 with ground on the bottom plate 3 to fix the bottom of bracing piece 1, the surface accessible slip of bracing piece 1 cup joints the mode and cup joints the installation to holding ring 4, cup joints and slides to correspond screw hole department after, accessible fixing bolt 8 carries out the connection to the position of holding ring 4. The setting of accessible connecting seat 5 on the fixed back holding ring 4 carries out the screw thread and rotates the installation to directional seat 6, the installation of directional seat 6 can make backup pad 7 contact with the tunnel face of mine tunnel, the top accessible grafting mode of bracing piece 1 carries out the erection joint to fixing base 2, install through fixed plate 11 and arc frame 12 between two sets of fixing bases 2, thereby after the installation of bracing piece 1 is fixed, arc frame 12 can play the supporting role at the device top, and backup pad 7 then can play the supporting role in the device both sides, and through the through connection between 9 pair bracing pieces 1 of reinforcing rod, thereby make the whole supporting work that can be used to in the mine tunnel of device.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 colliery tunnel supporting construction, includes two sets of bracing piece (1), its characterized in that: the tops of the two groups of support rods (1) are movably provided with fixing seats (2), and the bottoms of the two groups of support rods (1) are fixedly provided with bottom plates (3);

the outer surfaces of the two groups of support rods (1) are sleeved with a plurality of groups of positioning rings (4), the separated surfaces of the positioning rings (4) on the outer surfaces of the support rods (1) are fixedly provided with connecting seats (5), the inner walls of the connecting seats (5) are in threaded connection with directional seats (6), the outer surfaces of the directional seats (6) are fixedly provided with support plates (7), two sides of the positioning rings (4) are in threaded penetrating connection with a plurality of groups of fixing bolts (8), and the tops and the bottoms of the outer surfaces of the support rods (1) are in penetrating connection with reinforcing rods (9).

2. The coal mine roadway support structure of claim 1, wherein: the bottoms of the two groups of fixing seats (2) are fixedly provided with clamping blocks (10), and the clamping blocks (10) are clamped at the top of the supporting rod (1).

3. The coal mine roadway support structure of claim 1, wherein: the two groups of the opposite surfaces of the orientation seat (6) are fixedly provided with fixing plates (11), and the tops of the fixing plates (11) are fixedly provided with arc-shaped frames (12).

4. A coal mine roadway support structure as claimed in claim 3, wherein: the top of the fixed plate (11) is fixedly provided with a plurality of groups of fixed rods (13), and the top of the fixed rods (13) is fixedly connected to the bottom of the arc-shaped frame (12).

5. A coal mine roadway support structure as claimed in claim 3, wherein: the bottom fixed mounting of fixed plate (11) has multiunit gag lever post (14), the surface sliding connection of gag lever post (14) has spacing pipe (15), the bottom fixed mounting of spacing pipe (15) has limiting plate (16), the bottom fixed mounting of limiting plate (16) has protection frame (17), flexible pad (18) are installed in the bottom gomphosis of protection frame (17).

6. The coal mine roadway support structure of claim 5, wherein: the inner bottom wall of the limiting pipe (15) is fixedly provided with a rigid spring (19), and the top of the rigid spring (19) is fixedly connected to the bottom of the limiting rod (14).

7. The coal mine roadway support structure of claim 1, wherein: the outer surface of the bottom plate (3) is fixedly provided with a mounting plate (20), and the top of the mounting plate (20) is penetrated with a positioning pyramid (21).