CN212803281U

CN212803281U - Colliery is axle bottom syncline exploitation supporting device in pit

Info

Publication number: CN212803281U
Application number: CN202021934276.4U
Authority: CN
Inventors: 曹国林
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-03-26
Anticipated expiration: 2030-09-07

Abstract

The utility model belongs to the coal mining field specifically is a colliery is shaft bottom syncline mining supporting device in pit, including the body frame body, the top fixed mounting of the body frame body has the arc support body, the top fixedly connected with connecting rod of the body frame body, the outside fixedly connected with flank board of the body frame body, the fixed swivel nut that has cup jointed of inboard of the body frame body, the inner wall threaded connection of fixed swivel nut has the threaded rod. This colliery is shaft bottom syncline exploitation support device in pit, through the setting of body frame body top socket joint pole and cushion, can be with body frame body and well roof fixed connection, the setting of body frame body outside threaded rod in the cooperation, can utilize rotatory first carousel and rotatory swivel nut to make flank board and well inner wall contact through branch, and then can adjust the device according to the difference of well radian, reach the effect of strutting, solved current device strong point and lead to occuping the problem of too much well area in the bottom surface.

Description

Colliery is axle bottom syncline exploitation supporting device in pit

Technical Field

The utility model relates to a coal mining field specifically is a colliery is shaft bottom syncline exploitation supporting device in pit.

Background

In coal mine production, an underground mining mode is the most important mode, so that the research on the underground mining technology has very important practical significance, the application of the underground mining technology is required to be suitable for the conditions of coal mine geology and coal bed distribution, a mining scheme is made in advance, the application and supporting mode of equipment are determined, in open-pit mining, a direct mining mode is generally adopted, but in underground mining, due to the restriction of the environment, the equipment and other conditions, a anticline mode is generally adopted. With the continuous development of mining technology, the inclined mining mode is gradually widely applied, and the like.

In the mine, all need to build strutting arrangement usually, strutting arrangement is used for avoiding well top rubble to drop and causes the clearance appearance of damage to staff and working instrument, generally adopts the mode that the metal mesh was built to the framework support, and some structures are when carrying out threaded connection, cause not hard up because of vibrations easily, have the potential safety hazard, and the structure is unreliable, and the general strong point of present support is subaerial moreover, can occupy this not broad well like this, reduce the mining efficiency of staff to the colliery.

In order to solve the problems, the application provides a coal mine underground shaft bottom syncline mining supporting device.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a colliery is shaft bottom syncline mining supporting device in pit has and to occupy the well simultaneously and be convenient for absorb and the characteristics that discharge the well infiltration as far as possible.

(II) technical scheme

For solving the technical problem, the utility model provides a colliery is axle head syncline exploitation supporting device in pit, including the body frame body, the top fixed mounting of the body frame body has the arc support body, the top fixedly connected with connecting rod of the body frame body, the outside fixedly connected with flank board of the body frame body, fixed swivel nut has been cup jointed to the inboard of the body frame body, the inner wall threaded connection of fixed swivel nut has the threaded rod, the outer wall of threaded rod is fixed and has been cup jointed the lifter plate, the outer wall fixedly connected with branch of lifter plate, and the lifter plate passes through branch fixedly connected with flank board.

Preferably, the inner side of the lifting plate is fixedly sleeved with a rotary threaded sleeve, the rotary threaded sleeve is matched with the threaded rod, a first rotary disc is fixedly connected to the outer wall of the rotary threaded sleeve, and a first rotary handle is fixedly mounted on the outer wall of the first rotary disc.

Preferably, the bottom fixed mounting of threaded rod has the second carousel, and the edge fixed mounting of second carousel outer wall has the second to change the handle.

Preferably, the outside of threaded rod is provided with reset spring, and reset spring's both ends respectively fixedly connected with body frame body and lifter plate.

Preferably, the outer wall of the main frame body is fixedly provided with a bearing, and the outer wall of the bearing is fixedly sleeved with a side wing plate.

Preferably, the inner side of the arc frame body is provided with an arc elastic reinforcing steel bar, and the inner side of the arc frame body is provided with a water absorption cotton layer positioned on the outer side of the elastic reinforcing steel bar.

Preferably, the top end of the threaded rod is fixedly sleeved with an arc frame body, and an expansion spring positioned on the outer side of the threaded rod is arranged between the arc frame body and the main frame body.

Preferably, the top fixed mounting of accepting the pole has the round pad, the inboard of round pad is provided with the rivet, and the round pad rivets through rivet and well top.

Preferably, ten to fifteen slide ways are fixedly installed on the inner side of the side wing plate, a water outlet is formed in the outer end of the side wing plate, and the output ends of the slide ways are communicated with the water outlet.

The above technical scheme of the utility model has following profitable technological effect:

through the arrangement of the bearing rod and the round pad at the top of the main frame body, the main frame body can be fixedly connected with the top wall of a well, and through the arrangement of a threaded rod outside the upper main frame body, the side wing plates can be contacted with the inner wall of the well through the supporting rod by utilizing the rotary first turntable and the rotary screw sleeve, so that the device can be adjusted according to different radians of the well, the supporting effect is achieved, and the problem that the supporting point of the existing device occupies too much well area on the bottom surface is solved; through the arrangement of the threaded rod on the inner side of the main frame body, the arc frame body can be in direct contact with the top wall of the well by rotating the threaded rod, and the effect of absorbing water seepage on the wall of the well can be achieved by matching with the arrangement of the water-absorbing cotton body on the inner side of the upper arc frame body, so that the situation that the existing device is difficult to absorb the water seepage of the well and the water seepage is directly contacted with the support, so that the water seepage is easily corroded is avoided; in addition, the setting of the body frame body outside flank board can utilize the slide to discharge the absorptive moisture of the arc frame body by the outlet, is convenient for discharge the infiltration, avoids the infiltration to exist the slide inboard temporarily and lead to its inside bacterium to multiply and then influence the condition appearance of air quality.

Drawings

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

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

FIG. 3 is an enlarged schematic view of the structure of FIG. 1;

fig. 4 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.

Reference numerals:

in the figure: 1. a main frame body; 2. a round pad; 21. riveting; 3. a bearing rod; 4. an arc frame body; 5. a bearing; 6. a side wing panel; 61. a slideway; 62. a water outlet; 7. a return spring; 8. rotating the threaded sleeve; 9. a first turntable; 10. a second turntable; 11. a second rotating handle; 12. a first rotating handle; 13. a strut; 14. a threaded rod; 15. fixing the threaded sleeve; 16. a lifting plate; 17. a telescoping spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-4, the utility model provides a colliery is axle head syncline mining support device in pit, including the body frame body 1, the top fixed mounting of the body frame body 1 has arc support body 4, the top fixedly connected with adapting rod 3 of the body frame body 1, the outside fixedly connected with flank board 6 of the body frame body 1, the fixed swivel nut 15 that has cup jointed in inboard of the body frame body 1, the inner wall threaded connection of fixed swivel nut 15 has threaded rod 14, the outer wall of threaded rod 14 is fixed to have cup jointed lifter plate 16, the outer wall fixedly connected with branch 13 of lifter plate 16, and lifter plate 16 passes through branch 13 fixedly connected with flank board 6.

In this embodiment, it should be noted that a rotary screw sleeve 8 is fixedly sleeved on the inner side of the lifting plate 16, the rotary screw sleeve 8 is adapted to the threaded rod 14, a first rotating disk 9 is fixedly connected to the outer wall of the rotary screw sleeve 8, and a first rotating handle 12 is fixedly mounted on the outer wall of the first rotating disk 9; the arrangement of the first rotating handle 12 and the first rotating disc 9 is convenient for rotating the rotating threaded sleeve 8, and further is convenient for adjusting the inclination angle of the side wing plate 6, so that the side wing plate is directly contacted with the inner wall of the well.

In this embodiment, it should be noted that the bottom end of the threaded rod 14 is fixedly provided with the second rotary table 10, and the edge of the outer wall of the second rotary table 10 is fixedly provided with the second rotary handle 11; second carousel 10 and second are changeed being convenient for to the setting of 11 and are rotated threaded rod 14, and then are convenient for adjust arc support body 4, make it direct and well roof go on directly, are convenient for absorb the well infiltration, have solved the problem that current device is difficult to absorb and dredge the well infiltration.

In this embodiment, it should be noted that a return spring 7 is disposed outside the threaded rod 14, and a main frame 1 and a lifting plate 16 are fixedly connected to two ends of the return spring 7 respectively; the arrangement of the return spring 7 is convenient for providing supporting force for the lifting plate 16, and further is convenient for directly contacting the side wing plate 6 with the inner wall of the well.

In this embodiment, it should be noted that a bearing 5 is fixedly mounted on the outer wall of the main frame body 1, and a side wing plate 6 is fixedly sleeved on the outer wall of the bearing 5; the bearing 5 is arranged so that the side wing plates 6 rotate on the outer wall of the main frame body 1, and then the side wing plates are directly contacted with the inner wall of the well conveniently, and meanwhile gravel falling from the top of the well is stopped conveniently.

In this embodiment, it should be noted that the inner side of the arc frame body 4 is provided with an arc elastic steel bar, and the inner side of the arc frame body 4 is provided with a water absorbent cotton layer located outside the elastic steel bar; the setting of arc elastic reinforcement is convenient for carry out deformation to arc support body 4, is convenient for directly contact it with the well roof, and then is convenient for utilize the cotton that absorbs water to absorb the well infiltration, has solved the problem that current device is difficult to absorb and discharge the well infiltration.

In this embodiment, it should be noted that the arc frame body 4 is fixedly sleeved on the top end of the threaded rod 14, and an extension spring 17 located outside the threaded rod 14 is arranged between the arc frame body 4 and the main frame body 1; the setting of expanding spring 17 is convenient for adjust the arc support body 4.

In this embodiment, it should be noted that the top end of the receiving rod 3 is fixedly mounted with a round pad 2, a rivet 21 is arranged inside the round pad 2, and the round pad 2 is riveted with the top of the hoistway through the rivet 21; the round cushion 2 is arranged to increase the contact area between the bearing rod 3 and the top wall of the well, and the upper rivet 21 is arranged to increase the firmness of the device.

In this embodiment, ten to fifteen slide rails 61 are fixedly installed on the inner side of the side wing plate 6, a water outlet 62 is provided at the outer end of the side wing plate 6, and the output ends of the slide rails 61 are all communicated with the water outlet 62; the plurality of slideways 61 are arranged to convey water absorbed by the arc frame body 4, and the water outlet 62 is arranged to intensively discharge water collected inside the plurality of slideways 61.

The utility model discloses a theory of operation and use flow: utilize earlier that round pad 2 and rivet 21 will accept pole 3 and main frame body 1 fixed mounting on the well roof, then make arc support body 4 direct and well roof direct contact through rotating threaded rod 14, rotate first commentaries on classics 12 again, make it drive rotatory swivel nut 8 through first carousel 9 and rotate in the threaded rod 14 outside, lifter plate 16 reciprocates in the outside of threaded rod 14 simultaneously, and then adjusts flank board 6 to contacting with the well wall, can.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a colliery is axle head syncline mining support device in pit, its characterized in that, includes the body frame body (1), the top fixed mounting of the body frame body (1) has arc support body (4), the top fixedly connected with accept rod (3) of the body frame body (1), the outside fixedly connected with flank board (6) of the body frame body (1), fixed swivel nut (15) have been cup jointed to the inboard of the body frame body (1), the inner wall threaded connection of fixed swivel nut (15) has threaded rod (14), the outer wall fixing of threaded rod (14) has cup jointed lifter plate (16), the outer wall fixedly connected with branch (13) of lifter plate (16), and lifter plate (16) are through branch (13) fixedly connected with flank board (6).

2. The underground coal mine shaft bottom inclined mining supporting device as claimed in claim 1, wherein a rotary threaded sleeve (8) is fixedly sleeved on the inner side of the lifting plate (16), the rotary threaded sleeve (8) is matched with the threaded rod (14), a first rotary disc (9) is fixedly connected to the outer wall of the rotary threaded sleeve (8), and a first rotating handle (12) is fixedly mounted on the outer wall of the first rotary disc (9).

3. The underground coal mine shaft bottom inclined mining supporting device as claimed in claim 1, wherein a second rotary table (10) is fixedly mounted at the bottom end of the threaded rod (14), and a second rotating handle (11) is fixedly mounted at the edge of the outer wall of the second rotary table (10).

4. The underground coal mine shaft bottom inclined mining supporting device according to claim 1, characterized in that a return spring (7) is arranged on the outer side of the threaded rod (14), and a main frame body (1) and a lifting plate (16) are fixedly connected to two ends of the return spring (7) respectively.

5. The underground coal mine shaft bottom syncline mining support device according to claim 1, characterized in that a bearing (5) is fixedly installed on the outer wall of the main frame body (1), and a side wing plate (6) is fixedly sleeved on the outer wall of the bearing (5).

6. The underground coal mine shaft bottom inclined mining supporting device as claimed in claim 1, wherein the inner side of the arc frame body (4) is provided with arc-shaped elastic steel bars, and the inner side of the arc frame body (4) is provided with a water absorption cotton layer positioned on the outer side of the elastic steel bars.

7. The underground coal mine shaft bottom inclined mining supporting device as claimed in claim 1, characterized in that the top end of the threaded rod (14) is fixedly sleeved with an arc frame body (4), and a telescopic spring (17) positioned outside the threaded rod (14) is arranged between the arc frame body (4) and the main frame body (1).

8. The underground coal mine shaft bottom inclined mining supporting device according to claim 1, characterized in that a round cushion (2) is fixedly mounted at the top end of the bearing rod (3), rivets (21) are arranged on the inner side of the round cushion (2), and the round cushion (2) is riveted with the top of a well through the rivets (21).

9. The underground coal mine shaft bottom syncline mining support device according to claim 1, characterized in that ten to fifteen slide rails (61) are fixedly installed on the inner side of the side wing plate (6), a water outlet (62) is arranged at the outer end of the side wing plate (6), and the output ends of the slide rails (61) are all communicated with the water outlet (62).