CN217354416U

CN217354416U - Mine hole collapse prevention device with good supporting performance for coal mine emergency repair

Info

Publication number: CN217354416U
Application number: CN202122559143.4U
Authority: CN
Inventors: 于陶
Original assignee: Air China New Material Xi'an High End Equipment Manufacturing Co ltd
Current assignee: Air China New Material Xi'an High End Equipment Manufacturing Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-09-02
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses a colliery that support performance is good is salvageed and is prevented device that collapses with mine opening, including structure frame, a backup pad and No. two backup pads, structure frame top is connected with the backup pad No. one through the pivot, there is No. two backup pads at a backup pad top through hinged joint, all welded on backup pad and No. two backup pads one side has anti-skidding tooth. The utility model has the advantages of simple integral structure, intensity is higher, can effectively support the mine opening, and it is big to support the area simultaneously, and can carry out altitude mixture control.

Description

Mine hole collapse prevention device with good supporting performance for coal mine emergency repair

Technical Field

The utility model relates to a mine hole equipment technical field, in particular to colliery that support performance is good is salvageed and is prevented device that collapses with mine hole.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and open pit coal mines, and when a coal seam is far from the ground, coal mining is generally selected to an underground excavation roadway.

In order to exploit the underground deep coal mine and the well hole, commonly called as the 'mine hole', in the coal mining process, because of vibration or mine hole inner structure that mechanical work produced, the earth, the stone of mine hole internal surface drop easily, in order to improve the inside structure of mine hole, people can use structure frame etc. to support the mine hole from inside, and when earth, the stone drop appears temporarily, need use to salvage, prevent that the device that collapses supports the inboard broken department of mine hole.

The existing mine hole collapse prevention device for coal mine emergency repair has the following defects: 1. overall structure is simple, and the holding power area is little, and the holding power is relatively poor, 2, inconvenient regulation, can not adjust according to the height that earth, stone drop off department. Therefore, the mine hole collapse prevention device for coal mine emergency repair is good in supporting performance.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a colliery that support performance is good is salvageed and is prevented device that collapses with mine hole, can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the technical proposal that:

the utility model provides a colliery that support performance is good is salvageed and is prevented device that collapses with mine opening, includes structural framework, a backup pad and No. two backup pads, the structural framework top is connected with the backup pad No. one through the pivot, there is the backup pad No. two backup pads at a backup pad top through hinged joint, all welded on backup pad and No. two backup pad one sides has anti-skidding tooth.

Further, the bottom welding of structure frame has the internal thread stay tube, internal thread stay tube bottom cover is equipped with the screw thread bracing piece, the cover of screw thread bracing piece outside is equipped with the clamp plate, screw thread bracing piece bottom is provided with fixed awl, internal thread stay tube one side is connected with the bracing piece No. one through the pivot.

Furthermore, No. one backup pad one side welding has the fixture block, No. two backup pad one side is connected with the bracing piece No. two through the pivot.

Furthermore, fixing holes are formed in the outer sides of the first supporting plate and the second supporting plate; personnel use the bolt to pass through the fixed orifices and can fix a backup pad and No. two backup pads in the mine hole inboard.

Further, a fixing nut is sleeved on the outer side of the threaded supporting rod and located at the top of the pressing plate.

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

1. through setting up backup pad, No. two backup pads and No. two bracing pieces, personnel rotate the radian between No. two backup pads adjustment backup pads and No. two backup pads according to the radian of the inboard earth of ore hole, stone abscission department, insert the fixture block that corresponds with No. two bracing piece bottoms on, fix No. two backup pads after rotating, insert ground with the fixed awl of screw thread bracing piece bottom, support the ore hole inboard through a backup pad and No. two backup pads.

2. Through setting up internal thread stay tube, screw thread bracing piece, bracing piece and clamp plate, the screw thread bracing piece cup joints in internal thread stay tube bottom, can rotate control through screw thread, thread groove and complain, adjusts its length, inserts ground back at fixed awl, and personnel can rotate a bracing piece, supports internal thread stay tube, rotates fixation nut and promotes and fixed clamp plate, makes the clamp plate press on ground, prevents that fixed awl is not hard up.

Drawings

Fig. 1 is the utility model relates to a colliery that support performance is good is salvageed and is prevented collapsing device's overall structure schematic diagram with mine hole.

Fig. 2 is the utility model relates to a colliery that support performance is good is salvageed and is prevented collapsing a backup pad and No. two backup pad structural schematic of device with mine cavity.

Fig. 3 is the utility model relates to a colliery that support performance is good is salvageed and is prevented collapsing device's in mine hole internal thread stay tube and threaded support rod structure schematic diagram.

In the figure: 1. a structural frame; 2. a first support plate; 3. a second support plate; 4. an internal thread supporting tube; 5. a threaded support rod; 6. pressing a plate; 7. fixing a nut; 8. fixing the cone; 9. a first support rod; 10. a second support rod; 11. a clamping block; 12. a fixing hole; 13. And (4) anti-slip teeth.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in FIGS. 1-3, a colliery that support performance is good is salvageed and is prevented device that collapses with mine opening, including structural framework 1, backup pad 2 and No. two

backup pads

3, 1 top of structural framework is connected with backup pad 2 through the pivot, there is No. two backup pads 3 at 2 tops of backup pad through hinged joint, all weld in backup pad 2 and No. two backup pad 3 one sides has anti-skidding tooth 13.

An internal thread supporting tube 4 is welded at the bottom end of the structure frame 1, a thread supporting rod 5 is sleeved at the bottom end of the internal thread supporting tube 4, a pressing plate 6 is sleeved on the outer side of the thread supporting rod 5, a fixing cone 8 is arranged at the bottom end of the thread supporting rod 5, and a supporting rod 9 is connected to one side of the internal thread supporting tube 4 through a rotating shaft.

In this embodiment, as shown in fig. 3, the person rotates the threaded support rod 5 to adjust the length thereof, inserts the fixed cone 8 at the bottom end thereof into the ground, can support the first support plate 2 and the second support plate 3, presses the pressing plate 6 on the ground, can prevent the fixed cone 8 from loosening, and the first support rod 9 can support the internal threaded support tube 4.

A clamping block 11 is welded on one side of the first supporting plate 2, and a second supporting rod 10 is connected on one side of the second supporting plate 3 through a rotating shaft.

In this embodiment, as shown in fig. 1, the second support rod 10 is inserted into the corresponding fixture block 11, so as to fix the rotated second support plate 3.

Wherein, the outside of a support plate 2 and a support plate 3 is provided with a fixing hole 12.

In the embodiment, as shown in fig. 2, a person can fix the first support plate 2 and the second support plate 3 inside the mine hole through the fixing holes 12 by using bolts.

The outer side of the threaded support rod 5 is sleeved with a fixing nut 7, and the fixing nut 7 is located at the top of the pressing plate 6.

In this embodiment, as shown in fig. 1, the pressing plate 6 pressed on the ground can be fixed by rotating the fixing nut 7.

It should be noted that the utility model is a mine hole collapse prevention device with good support performance for coal mine emergency repair, when in work, personnel rotate the support plate 3 No. two to adjust the radian between the support plate 2 No. two and the support plate 3 No. two according to the radian of the falling place of earth and stone inside the mine hole, insert the bottom end of the support plate 10 No. two into the corresponding fixture block 11, fix the support plate 3 No. two after rotating, insert the fixing cone 8 at the bottom end of the threaded support rod 5 into the ground, support the inner side of the mine hole through the support plate 2 No. two and the support plate 3 No. two, a plurality of anti-skid teeth 13 at one side of the support plate 2 No. two and the support plate 3 No. two can play a role of anti-skid, prevent the support plate 2 No. two and the support plate 3 from sliding, the threaded support rod 5 is sleeved at the bottom end of the internal thread support tube 4, can rotate, control and appeal through threads and thread grooves, adjust the length, after the fixed awl 8 inserts ground, personnel can rotate a bracing piece 9, support internal thread stay tube 4, rotate fixation nut 7 and promote and fixed clamp plate 6, make clamp plate 6 press on ground, prevent that fixed awl 8 is not hard up.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a colliery that support performance is good is salvageed and is prevented device that collapses with mine hole, includes structural frame (1), backup pad (2) and No. two backup pads (3), its characterized in that: the structure frame (1) top is connected with backup pad (2) No. one through the pivot, No. one backup pad (2) top has No. two backup pads (3) through hinged joint, No. one backup pad (2) and No. two backup pad (3) one side all weld have antiskid tooth (13).

2. The mine hole collapse prevention device with good supporting performance for coal mine emergency repair according to claim 1, is characterized in that: the utility model discloses a structure frame, including structure frame (1) bottom welding has internal thread stay tube (4), internal thread stay tube (4) bottom cover is equipped with screw thread bracing piece (5), screw thread bracing piece (5) outside cover is equipped with clamp plate (6), screw thread bracing piece (5) bottom is provided with fixed awl (8), internal thread stay tube (4) one side is connected with bracing piece (9) through the pivot, screw thread bracing piece (5) outside cover is equipped with fixation nut (7), fixation nut (7) are located clamp plate (6) top.

3. The mine hole collapse prevention device with good supporting performance for coal mine rush repair according to claim 1, characterized in that: a clamping block (11) is welded on one side of the first supporting plate (2), and a second supporting rod (10) is connected to one side of the second supporting plate (3) through a rotating shaft.

4. The mine hole collapse prevention device with good supporting performance for coal mine emergency repair according to claim 1, is characterized in that: the outer sides of the first supporting plate (2) and the second supporting plate (3) are provided with fixing holes (12).