CN213684190U

CN213684190U - Coal mine tunneling and supporting device

Info

Publication number: CN213684190U
Application number: CN202022805889.4U
Authority: CN
Inventors: 张志强; 樊智; 王东阳; 明青春
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-07-13
Anticipated expiration: 2030-11-26

Abstract

The utility model provides a coal mine tunneling support device, which comprises a cross rod, a protective mechanism and a spring, wherein both ends of the cross rod are fixedly connected with a vertical rod; the protection mechanism comprises a sleeve, a connecting rod, a supporting protection plate, a cylinder and a first top plate, the bottom of the sleeve is fixedly connected with the top of the cross rod, the outer side of the connecting rod is connected with the inner wall of the sleeve in a sliding mode, and the bottom of the supporting protection plate is fixedly connected with the top of the connecting rod. The utility model discloses a cylinder changes the high convenient to use person's of roof use, this device is when the rubble drops at the top in the use, the rubble can fall the upper portion of second roof, because the action of gravity of rubble can drive the spring of second roof lower part and take place deformation, the effort to the rubble is alleviated, solved the tunnel when tunnelling and strut, generally adopt the entry driving machine to tunnel and carry out the tunnelling in order, then strut through the manual work, when strutting like this, not only strut inefficiency, and the problem of incident easily takes place.

Description

Coal mine tunneling and supporting device

Technical Field

The utility model relates to a colliery field especially relates to a colliery tunnelling 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.

In the prior art, when a roadway is tunneled and supported, a tunneling machine is generally adopted to sequentially tunnel the roadway and then support the roadway manually, so that the supporting efficiency is low and accidents are easy to happen during supporting.

Therefore, the coal mine tunneling support device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery tunnelling supporting device to solve the problem that proposes among the above-mentioned background art.

The utility model provides a coal mine tunneling support device, which comprises a cross rod, a protection mechanism and a spring, wherein both ends of the cross rod are fixedly connected with a vertical rod; the protection mechanism comprises a sleeve, a connecting rod, a supporting protection plate, an air cylinder and a first top plate, wherein the bottom of the sleeve is fixedly connected with the top of the cross rod, the outer side of the connecting rod is connected with the inner wall of the sleeve in a sliding manner, the bottom of the supporting protection plate is fixedly connected with the top of the connecting rod, the bottom of the air cylinder is fixedly connected with the top of the vertical rod, and the top of the supporting protection plate and a piston rod of the air cylinder are fixedly connected with the bottom of the first top plate; one end of the spring is welded with the top of the first top plate, and the other end of the spring is welded with the second top plate.

Preferably, the front surfaces of the first top plate and the second top plate are fixedly connected with pins, and the outer sides of the pins are slidably connected with sliding plates.

Preferably, one side fixedly connected with bracing piece of montant, the one end that the montant was kept away from to the bracing piece is fixedly connected with the bottom of horizontal pole.

Preferably, the bottom of the vertical rod is fixedly connected with a fixing block, and the bottom of the fixing block is fixedly connected with a roller.

Preferably, both sides of the fixed block are fixedly connected with thread blocks, the inner threads of the thread blocks are connected with threaded rods, and the bottoms of the threaded rods are fixedly connected with anti-slip pads.

Preferably, a switch is installed on one side of the vertical rod, and an electrical output end of the switch is electrically connected with an electrical input end of the air cylinder.

Preferably, the bottom of the connecting rod is fixedly connected with a sliding block, and the outer side of the sliding block is connected with the inner wall of the sleeve in a sliding manner.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cylinder changes the height of roof and is convenient for user's use, and this device is when the top drops the rubble in the use, and the rubble can fall to the upper portion of second roof, because the action of gravity of rubble can drive the spring of second roof lower part and take place deformation, alleviates the effort of rubble, has solved the tunnel when tunnelling and supporting, generally adopts the entry driving machine to carry out the orderly tunnelling to the tunnel, then struts through the manual work, like this when strutting, not only support the inefficiency, and the problem of easy accident takes place;

2. the utility model discloses a set up pin and slide, can play the fixed action to first roof and second roof, prevent first roof and second roof because of rocking dislocation, through setting up the bracing piece, play the supporting role between horizontal pole and the montant, strengthened the stability of this device, through setting up fixed block and gyro wheel, the convenient to use person is to the removal of this device;

3. the utility model discloses a set up screw thread piece, threaded rod and slipmat, convenient to use person prevents to this device that this device from taking place to rock when using, and through setting up the switch, convenient to use person is to opening and closing of cylinder, through setting up the slider, has increased the stability of connecting rod when the cover intraduct slides.

Drawings

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

FIG. 2 is a schematic view of the slide shown in FIG. 1 according to the present invention;

fig. 3 is a schematic view of the threaded rod of fig. 1 according to the present invention;

fig. 4 is a schematic view of the internal structure of the casing shown in fig. 1 according to the present invention.

Reference numbers in the figures: 1. a cross bar; 2. a vertical rod; 3. a protection mechanism; 31. a sleeve; 32. a connecting rod; 33. supporting the guard plate; 34. a cylinder; 35. a first top plate; 4. a spring; 5. a second top plate; 6. a pin; 7. a slide plate; 8. a support bar; 9. a roller; 10. a thread block; 11. a threaded rod; 12. a non-slip mat; 13. a fixed block; 14. a switch; 15. a slide block.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, in which fig. 1 is a schematic structural diagram of the present invention, fig. 2 is a schematic structural diagram of the slide plate shown in fig. 1 of the present invention, fig. 3 is a schematic structural diagram of the threaded rod shown in fig. 1 of the present invention, and fig. 4 is a schematic structural diagram of the sleeve shown in fig. 1 of the present invention. The utility model provides a colliery tunnelling supporting device, including horizontal pole 1, protection machanism 3 and spring 4, the equal fixedly connected with montant 2 in both ends of horizontal pole 1, protection machanism 3 includes sleeve pipe 31, the connecting rod 32, support backplate 33, cylinder 34 and first roof 35, the bottom of sleeve pipe 31 and the top fixed connection of horizontal pole 1, the outside of connecting rod 32 and sleeve pipe 31's inner wall sliding connection, the bottom of supporting backplate 33 and the top fixed connection of connecting rod 32, the bottom of cylinder 34 and the top fixed connection of montant 2, the top of supporting backplate 33 and the piston rod of cylinder 34 all with the bottom fixed connection of first roof 35, the one end of spring 4 and the top welding of first roof 35, the other end welding of spring 4 has second roof 5.

Further, the equal fixedly connected with pin 6 of front surface of first roof 35 and second roof 5, the outside sliding connection of pin 6 has slide 7, through setting up pin 6 and slide 7, can play the fixed action to first roof 35 and second roof 5, prevents that first roof 35 and second roof 5 from because of rocking the dislocation.

Further, one side fixedly connected with bracing piece 8 of montant 2, the one end that montant 2 was kept away from to bracing piece 8 and the bottom fixed connection of horizontal pole 1, through setting up bracing piece 8, to playing the supporting role between horizontal pole 1 and montant 2, strengthened the stability of this device.

Further, the bottom fixedly connected with fixed block 13 of montant 2, the bottom fixedly connected with gyro wheel 9 of fixed block 13, through setting up fixed block 13 and gyro wheel 9, the person of being convenient for uses is to the removal of this device.

Further, the equal fixedly connected with screw block 10 in both sides of fixed block 13, the inside threaded connection of screw block 10 has threaded rod 11, and the bottom fixedly connected with slipmat 12 of threaded rod 11 crosses and sets up screw block 10, threaded rod 11 and slipmat 12, and convenient to use person prevents this device from taking place to rock when using to this device's fixing.

Further, a switch 14 is installed on one side of the vertical rod 2, an electrical output end of the switch 14 is electrically connected with an electrical input end of the air cylinder 34, and the switch 14 is arranged, so that a user can conveniently open and close the air cylinder 34.

Further, the bottom of the connecting rod 32 is fixedly connected with the sliding block 15, the outer side of the sliding block 15 is connected with the inner wall of the sleeve 31 in a sliding mode, and the stability of the connecting rod 32 in the sliding process inside the sleeve 31 is improved by the arrangement of the sliding block 15.

The utility model provides a pair of colliery tunnelling supporting device's theory of operation as follows:

when in use, the user moves the device to a designated place through the roller 9 at the bottom of the vertical rod 2, after reaching the designated place, the user rotates the threaded rod 11, so that the threaded rod 11 moves in the threaded block 10 until the anti-skid pad 12 at the bottom of the threaded rod 11 contacts with the ground, thereby fixing the device, then the user turns on the air cylinder 34 through the switch 14, the height of the top plate is changed through the air cylinder 34, the device is convenient for the user to use, when the top of the device drops gravels during the use, the gravels fall to the upper part of the second top plate 5, the spring 4 at the lower part of the second top plate 5 is driven to deform under the action of the gravity of the gravels, alleviate the effort of rubble, pin 6 on first roof 35 and the second roof 5 can restrict first roof 35 and second roof 5 at the inside removal of slide 7 simultaneously, prevents that the roof from taking place the skew and influencing protective effect.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims

1. The utility model provides a colliery tunnelling supporting device which characterized in that includes:

the device comprises a cross rod (1), wherein both ends of the cross rod (1) are fixedly connected with vertical rods (2);

the protection mechanism (3) comprises a sleeve (31), a connecting rod (32), a supporting protection plate (33), an air cylinder (34) and a first top plate (35), the bottom of the sleeve (31) is fixedly connected with the top of the cross rod (1), the outer side of the connecting rod (32) is slidably connected with the inner wall of the sleeve (31), the bottom of the supporting protection plate (33) is fixedly connected with the top of the connecting rod (32), the bottom of the air cylinder (34) is fixedly connected with the top of the vertical rod (2), and the top of the supporting protection plate (33) and a piston rod of the air cylinder (34) are fixedly connected with the bottom of the first top plate (35);

the spring (4), the one end of spring (4) and the top welding of first roof (35), the other end welding of spring (4) has second roof (5).

2. A coal mine excavation support device according to claim 1, characterized in that the front surfaces of the first top plate (35) and the second top plate (5) are fixedly connected with pins (6), and the outer sides of the pins (6) are slidably connected with sliding plates (7).

3. A coal mine excavation supporting device according to claim 1, characterized in that one side of the vertical rod (2) is fixedly connected with a supporting rod (8), and one end of the supporting rod (8) far away from the vertical rod (2) is fixedly connected with the bottom of the cross rod (1).

4. A coal mine excavation supporting device according to claim 1, characterized in that a fixing block (13) is fixedly connected to the bottom of the vertical rod (2), and a roller (9) is fixedly connected to the bottom of the fixing block (13).

5. The coal mine excavation supporting device according to claim 4, characterized in that both sides of the fixing block (13) are fixedly connected with thread blocks (10), the inner threads of the thread blocks (10) are connected with threaded rods (11), and the bottoms of the threaded rods (11) are fixedly connected with anti-skid pads (12).

6. A coal mine tunnelling support device as claimed in claim 1, wherein a switch (14) is mounted to one side of the vertical rod (2), and an electrical output of the switch (14) is electrically connected to an electrical input of the cylinder (34).

7. A coal mine tunnelling support device as claimed in claim 1, wherein a slider (15) is fixedly connected to the bottom of the connecting rod (32), and the outer side of the slider (15) is slidably connected to the inner wall of the casing (31).