CN216198205U

CN216198205U - Coal mine tunneling and supporting device

Info

Publication number: CN216198205U
Application number: CN202122613650.1U
Authority: CN
Inventors: 李小建; 邓飞; 王伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-04-05
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses a coal mine tunneling support device, and relates to the field of coal mines. Comprises a base, a movable plate is arranged on the base, two groups of second threaded rods are simultaneously rotated to enable the second threaded rods to rotate on the inner wall of a first connecting plate, a first movable block is pushed to horizontally slide along the outer wall of a first connecting rod to drive a first rotary bracket to move, the first rotating bracket and the second rotating bracket are driven to rotate relatively under the screwing of the second rotating bracket and the first connecting plate and the screwing of the first rotating bracket and the second rotating bracket, the second rotating bracket moves to drive the second movable block to slide along the outer wall of the second connecting rod, the first rotating bracket is screwed with the second connecting plate and the second connecting plate is fixedly connected with the second connecting rod to drive the second connecting plate to vertically lift, so that the movable plate vertically ascends and descends to drive the four groups of lifting rods to move along the inner walls of the four groups of limiting sleeve rods to drive the baffle plate to ascend and descend, and the aim of ascending and descending the supporting device is fulfilled.

Description

Coal mine tunneling and supporting device

Technical Field

The utility model relates to the field of coal mines, in particular to a coal mine tunneling and supporting device.

Background

The coal mine is an area where people mine coal resources in a coal-rich mining area, and is generally divided into a mineworker coal mine and an opencast coal mine, when a coal bed is far away from the ground surface, coal is generally selected to dig a tunnel to the underground, the mineworker coal mine is the mineworker coal mine, when the coal bed is very close to the ground surface, the direct stripping of the surface soil layer is generally selected to dig the coal, the opencast coal mine is the opencast coal mine, most coal mines in China belong to the mineworker coal mine, the coal mine range comprises large areas of the ground, the underground and related facilities, the coal mine is a reasonable space which is excavated by people when digging geological strata rich in the coal, the coal mine generally comprises the tunnel, the underground, a digging surface and the like, the coal is the most main solid fuel, is one of combustible organic rock, is formed by flourishing plants growing in a certain geological age, gradually forming a thick layer in a proper geological environment, is buried in the water bottom or silt and is subjected to the natural coal effect of the long geological age, the coal mine tunneling and supporting device is needed during coal mining.

The utility model discloses a coal mine tunneling support device, aiming at the defects of the prior art and solving the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model discloses a coal mine tunneling support device, which aims to solve the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a coal mine tunneling support device comprises a base, wherein four groups of limiting sleeve rods are fixedly connected to the top end edge of the base, four groups of lifting rods are nested on the inner walls of the four groups of limiting sleeve rods, baffles are fixedly connected to the top ends of the four groups of lifting rods, four groups of rollers are fixedly connected to the bottom end edge of the base, and a lifting mechanism penetrates through the inner wall of the base;

the utility model discloses a quick-witted, including base, first connecting plate, first movable block, first runing rest, second runing rest, the top inner wall fixedly connected with head rod of base, the outer wall nestification of head rod has first movable block, the outer wall of first movable block has first runing rest soon, the top lateral wall of first runing rest has the second connecting plate soon, the top fixedly connected with fly leaf of second connecting plate, the bottom inner wall fixedly connected with second connecting rod of second connecting plate, the outer wall nestification of second connecting rod has the second movable block, the outer wall of second movable block has connect the second runing rest soon, the inner wall nestification of first connecting plate has the second threaded rod.

Preferably, elevating system includes handle, first threaded rod and backup pad, the bottom fixedly connected with first threaded rod of handle, the bottom fixedly connected with backup pad of first threaded rod.

Preferably, the first threaded rod is nested in the middle point of the base, and the first threaded rod is in threaded connection with the base.

Preferably, the bottom end of the first movable block is attached to the top end of the first connecting plate, and the top end of the first connecting plate is connected with the bottom end of the second rotating support in a rotating mode.

Preferably, the top end of the second movable block is attached to the bottom end of the second connecting plate, and the top end of the first rotating support is connected with the bottom end of the second connecting plate in a rotating mode.

Preferably, the movable plate is provided with two sets, two sets of lifter bars of both ends fixed connection of movable plate, the laminating between second threaded rod and the first movable block.

The utility model discloses a coal mine tunneling support device, which has the following beneficial effects:

1. through being provided with the gyro wheel, promote the lifter, through spacing loop bar and base fixed connection, under the effect of four groups gyro wheels, make supporting device remove appointed position, rotatory handle makes first threaded rod rotate through the screw thread at the inner wall of base, drives the backup pad and descends, makes backup pad and ground closely laminate, realizes fixed supporting device's purpose.

2. Through being provided with the fly leaf, rotatory two sets of second threaded rods simultaneously, make the second threaded rod rotatory at the inner wall of first connecting plate, promote first movable block along the outer wall horizontal slip of head rod, drive the motion of first runing rest, connect at second runing rest and first connecting plate soon, and under first runing rest and the second runing rest connect soon, drive first runing rest and second runing rest relative rotation, the motion of second runing rest drives the second movable block along the outer wall slip of second connecting rod, through the first runing rest and the second connecting plate connect soon, and second connecting rod second connecting plate fixed connection, drive the vertical lift of second connecting plate, so that the vertical lift of fly leaf drives the inner wall motion of four groups lifter along four groups spacing loop bars, drive the baffle and go up and down, realize the purpose of the lift of strutting arrangement.

Drawings

FIG. 1 is a first perspective view of a schematic structure of the present invention;

FIG. 2 is a second perspective view of the present invention;

FIG. 3 is a first perspective view of the connecting portion of the movable plate according to the present invention;

fig. 4 is a second perspective view of the connecting portion of the movable plate according to the present invention.

In the figure: 1. a base; 2. a limiting sleeve rod; 3. a lifting rod; 4. a baffle plate; 5. a roller; 6. a lifting mechanism; 601. a handle; 602. a first threaded rod; 603. a support plate; 7. a first connecting plate; 8. a first connecting rod; 9. a first movable block; 10. a first rotating bracket; 11. a second rotating bracket; 12. a second movable block; 13. a second connecting rod; 14. a second connecting plate; 15. a movable plate; 16. a second threaded rod.

Detailed Description

The embodiment of the utility model discloses a coal mine tunneling support device, which comprises a base 1, wherein four groups of limiting sleeve rods 2 are fixedly connected to the edge of the top end of the base 1, four groups of lifting rods 3 are nested on the inner walls of the four groups of limiting sleeve rods 2, and baffles 4 are fixedly connected to the top ends of the four groups of lifting rods 3 and play a role in supporting the baffles 4.

Four groups of gyro wheels 5 of base 1's bottom edge fixedly connected with, base 1 inner wall runs through there is elevating system 6, elevating system 6 includes handle 601, first threaded rod 602 and backup pad 603, the first threaded rod 602 of bottom fixedly connected with of handle 601, the bottom fixedly connected with backup pad 603 of first threaded rod 602, first threaded rod 602 nests in base 1 mid point, be threaded connection between first threaded rod 602 and the base 1, promote lifter 3, through spacing loop bar 2 and base 1 fixed connection, under four groups of gyro wheels 5's effect, make supporting device remove appointed position, rotatory handle 601, make first threaded rod 602 rotate through the screw thread at the inner wall of base 1, drive backup pad 603 descends, make backup pad 603 closely laminate with ground, realize the purpose of fixed supporting device.

The top fixedly connected with first connecting plate 7 of base 1, the top inner wall fixedly connected with head rod 8 of first connecting plate 7, the outer wall nestification of head rod 8 has first movable block 9, and the laminating in 7 tops of bottom and the first connecting plate of first movable block 9 promotes first movable block 9, makes first movable block 9 follow the outer wall horizontal slip of head rod 8.

The outer wall of the first movable block 9 is screwed with a first rotating support 10, the side wall of the top end of the first rotating support 10 is screwed with a second connecting plate 14, the top end of the first rotating support 10 is screwed with the bottom end of the second connecting plate 14, the top end of the second connecting plate 14 is fixedly connected with two movable plates 15, the two movable plates 15 are arranged in two groups, the inner wall of the bottom end of the second connecting plate 14 is fixedly connected with a second connecting rod 13, the outer wall of the second connecting rod 13 is nested with a second movable block 12, the top end of the second movable block 12 is attached to the bottom end of the second connecting plate 14, the outer wall of the second movable block 12 is screwed with a second rotating support 11, the top end of the first connecting plate 7 is screwed with the bottom end of the second rotating support 11, the inner wall of the first connecting plate 7 is nested with a second threaded rod 16, the two groups of lifting rods 3 are fixedly connected to the two ends of the movable plates 15, the second threaded rod 16 is attached to the first movable block 9, the second rotating support 11 is screwed with the first connecting plate 7, and the first rotating bracket 10 and the second rotating bracket 11 are connected in a screwing manner to drive the first rotating bracket 10 and the second rotating bracket 11 to rotate relatively, the second rotating bracket 11 moves to drive the second movable block 12 to slide along the outer wall of the second connecting rod 13, the first rotating bracket 10 and the second connecting plate 14 are connected in a screwing manner to drive the second connecting plate 14 to be fixedly connected with the second connecting rod 13, so that the second connecting plate 14 is driven to vertically lift, the four groups of lifting rods 3 are driven to move along the inner walls of the four groups of limiting sleeve rods 2, the baffle 4 is driven to lift, and the purpose of lifting of the supporting device is realized.

The working principle is as follows: when the device is used, the lifting rod 3 is pushed to be fixedly connected with the base 1 through the limiting sleeve rod 2, under the action of the four groups of rollers 5, the supporting device is moved to an appointed position, the handle 601 is rotated, the first threaded rod 602 is rotated on the inner wall of the base 1 through threads, the supporting plate 603 is driven to descend, the supporting plate 603 is tightly attached to the ground, and the purpose of fixing the supporting device is achieved.

Simultaneously, the two groups of second threaded rods 16 are rotated, so that the second threaded rods 16 rotate on the inner wall of the first connecting plate 7, the first movable block 9 is pushed to horizontally slide along the outer wall of the first connecting rod 8, the first rotary bracket 10 is driven to move, under the screwing of the second rotating bracket 11 and the first connecting plate 7 and the screwing of the first rotating bracket 10 and the second rotating bracket 11, the first rotating bracket 10 and the second rotating bracket 11 are driven to rotate relatively, the second rotating bracket 11 moves to drive the second movable block 12 to slide along the outer wall of the second connecting rod 13, the first rotating bracket 10 is screwed with the second connecting plate 14 and the second connecting rod 13 is fixedly connected with the second connecting plate 14 to drive the second connecting plate 14 to vertically lift, so that the movable plate 15 vertically ascends and descends to drive the four groups of lifting rods 3 to move along the inner walls of the four groups of limiting sleeve rods 2 and drive the baffle 4 to ascend and descend, thereby achieving the purpose of ascending and descending the supporting device.

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 colliery tunnelling supporting device which characterized in that includes:

the lifting device comprises a base (1), wherein four groups of limiting sleeve rods (2) are fixedly connected to the edge of the top end of the base (1), four groups of lifting rods (3) are nested on the inner wall of the four groups of limiting sleeve rods (2), baffles (4) are fixedly connected to the top ends of the four groups of lifting rods (3), four groups of rollers (5) are fixedly connected to the edge of the bottom end of the base (1), and a lifting mechanism (6) penetrates through the inner wall of the base (1);

the top end of the base (1) is fixedly connected with a first connecting plate (7), the inner wall of the top end of the first connecting plate (7) is fixedly connected with a first connecting rod (8), a first movable block (9) is nested on the outer wall of the first connecting rod (8), a first rotating bracket (10) is screwed on the outer wall of the first movable block (9), the side wall of the top end of the first rotating bracket (10) is screwed with a second connecting plate (14), a movable plate (15) is fixedly connected to the top end of the second connecting plate (14), the inner wall of the bottom end of the second connecting plate (14) is fixedly connected with a second connecting rod (13), the outer wall of the second connecting rod (13) is nested with a second movable block (12), the outer wall of the second movable block (12) is screwed with a second rotating bracket (11), the inner wall of the first connecting plate (7) is nested with a second threaded rod (16).

2. A coal mine tunnelling support device as defined in claim 1, in which: elevating system (6) include handle (601), first threaded rod (602) and backup pad (603), the bottom fixedly connected with first threaded rod (602) of handle (601), the bottom fixedly connected with backup pad (603) of first threaded rod (602).

3. A coal mine tunnelling support device as defined in claim 2, in which: the first threaded rod (602) is nested in the middle point of the base (1), and the first threaded rod (602) is in threaded connection with the base (1).

4. A coal mine tunnelling support device as defined in claim 1, in which: the bottom end of the first movable block (9) is attached to the top end of the first connecting plate (7), and the top end of the first connecting plate (7) is connected with the bottom end of the second rotating support (11) in a rotating mode.

5. A coal mine tunnelling support device as defined in claim 1, in which: the top end of the second movable block (12) is attached to the bottom end of the second connecting plate (14), and the top end of the first rotating support (10) is connected with the bottom end of the second connecting plate (14) in a rotating mode.

6. A coal mine tunnelling support device as defined in claim 5, in which: the portable plate (15) is provided with two sets of, two sets of lifter (3) of both ends fixed connection of portable plate (15), laminating between second threaded rod (16) and first movable block (9).