CN214035733U - High-stability supporting device for coal mining - Google Patents

Abstract

The utility model discloses a high strutting arrangement for coal mining of stability, including second installation piece, bottom plate, support column and first installation piece, two the pinhole has all been seted up to the up end of bottom plate, and it has the fixed pin, two to peg graft in the pinhole the screw thread post is all installed to the up end of bottom plate, the support column is installed in the top of bottom plate, and the mounting hole has been seted up from the lower extreme to the support column, is provided with the internal thread in the mounting hole, and the screw thread post is located the mounting hole, the loop bar of symmetric distribution is installed to the lower terminal surface both sides of support column, has cup jointed the telescopic link in the loop bar, the terminal and bottom plate contact of telescopic link, first installation piece and second installation piece are threaded mounting respectively in the upper end of two support columns, and the second backup pad is installed to the side of second installation piece, first backup pad is installed to the side of first installation piece. The utility model discloses possess and to adjust the width and highly be applicable to most of ore holes and use and support the advantage of stabilizing convenient to use according to the size in ore hole.

Description

High-stability supporting device for coal mining

Technical Field

The utility model relates to a coal mining auxiliary assembly technical field specifically is a high strutting arrangement for coal mining of stability.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal bed is far away from the ground surface, a tunnel is generally dug underground, namely a mineworker coal mine, and when the distance between the coal bed and the ground surface is very close, a surface soil layer is generally directly peeled to dig the coal, namely an opencast coal mine, and most coal mines in China belong to the mineworker coal mines.

Underground mining is very dangerous, can take place the phenomenon of collapsing very likely, and is dangerously great higher than the earth's surface mining to underground mining's staff, and underground mining needs support piece to support the mine hole, and the situation that reduces to collapse takes place, and current mine hole strutting arrangement supports and is unstable inadequately, and height and width can not be adjusted according to the size in mine hole in use, can not match to most mine holes, have caused inconvenience to the use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high strutting arrangement for coal mining of stability possesses and to adjust the width and highly be applicable to most of ore holes according to the size in ore hole and use and support the advantage of stabilizing convenient to use, has solved the problem that above-mentioned technical background proposed.

In order to achieve the above object, the utility model provides a following technical scheme: a supporting device with high stability for coal mining comprises second mounting blocks, bottom plates, supporting columns and first mounting blocks, pin holes are formed in the upper end faces of the two bottom plates, fixing pins are inserted in the pin holes, threaded columns are mounted on the upper end faces of the two bottom plates, external threads are arranged on the outer surfaces of the threaded columns, the supporting columns are mounted above the bottom plates, mounting holes are formed in the lower ends of the supporting columns, internal threads are arranged in the mounting holes, the threaded columns are located in the mounting holes, symmetrically distributed loop bars are mounted on two sides of the lower end faces of the supporting columns, telescopic rods are sleeved in the loop bars, the tail ends of the telescopic rods are in contact with the bottom plates, the first mounting blocks and the second mounting blocks are respectively mounted at the upper ends of the two supporting columns in a threaded mode, second supporting plates are mounted at the side ends of the second mounting blocks, first supporting plates are mounted at the side ends of the first mounting blocks, clamping grooves are formed in the upper ends of the first supporting plates, corresponding mounting grooves are formed in the second supporting plate and the clamping grooves of the first supporting plate.

Preferably, the number of the pin holes is four, and the four pin holes are distributed in an array.

Preferably, the side end screw thread of loop bar is installed and is pushed up the bolt, and the end of pushing up the bolt extends to the loop bar and contact with the telescopic link fixedly.

Preferably, corresponding threaded holes are formed in the upper end face of the supporting column and the first mounting block and the second mounting block respectively, and fixing bolts are installed in the threaded holes in a threaded mode.

Preferably, two the mounting groove coincidence position department installs fastening nut and fastening bolt, and fastening bolt passes from the mounting groove and extends to the mounting groove below, and fastening bolt's end is fixed through the cooperation installation of fastening nut.

Compared with the prior art, the beneficial effects of the utility model are as follows: when using, adjust the degree of depth that is located the support column through rotating the screw thread post casing, can highly adjust the equipment, need adjust the length of telescopic link after the altitude mixture control, make it form the support with the bottom plate, improve equipment's support stability, the width of equipment is through adjusting the length that the second backup pad is located the joint groove of first backup pad, it is fixed with it through fastening nut and fastening bolt cooperation after the regulation, can make equipment can be fit for the different height and the width in different ore holes, the use of the equipment of being convenient for, through fixed pin grafting pinhole after width and altitude mixture control, utilize the hammer to strike and make in the fixed pin embedding ground, can make the device can the stable support, improve strutting arrangement's support stability.

Drawings

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

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic view of the bottom plate structure of the present invention.

The reference numerals and names in the figures are as follows:

1. fixing the bolt; 2. a first support plate; 3. fastening a nut; 4. fastening a bolt; 5. a second support plate; 6. a second mounting block; 7. mounting holes; 8. a threaded post; 9. a fixing pin; 10. a base plate; 11. a telescopic rod; 12. jacking the bolt; 13. a loop bar; 14. a support pillar; 15. a first mounting block; 16. a threaded hole; 17. a clamping groove; 18. mounting grooves; 19. a pin hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a high-stability supporting device for coal mining comprises second mounting blocks 6, bottom plates 10, supporting columns 14 and first mounting blocks 15, pin holes 19 are formed in the upper end faces of the two bottom plates 10, fixing pins 9 are inserted into the pin holes 19, the pin holes 19 are inserted through the fixing pins 9 after width and height adjustment, the fixing pins 9 are knocked by a hammer to be embedded into the ground, the device can be stably supported, the supporting stability of the supporting device is improved, threaded columns 8 are mounted on the upper end faces of the two bottom plates 10, external threads are arranged on the outer surfaces of the threaded columns 8, the supporting columns 14 are mounted above the bottom plates 10, mounting holes 7 are formed in the lower ends of the supporting columns 14, internal threads are arranged in the mounting holes 7, the threaded columns 8 are located in the mounting holes 7, symmetrically distributed loop bars 13 are mounted on two sides of the lower end faces of the supporting columns 14, and telescopic rods 11 are sleeved in the loop bars 13, the tail end of the telescopic rod 11 is contacted with the bottom plate 10, the first installation block 15 and the second installation block 6 are respectively installed at the upper ends of the two support columns 14 in a threaded mode, the second support plate 5 is installed at the side end of the second installation block 6, the first support plate 2 is installed at the side end of the first installation block 15, the upper end of the first support plate 2 is provided with a clamping groove 17, the second support plate 5 and the clamping groove 17 of the first support plate 2 are respectively provided with a corresponding installation groove 18, when the device is used, the depth of the device in the support columns 14 is adjusted by rotating the shell of the threaded column 8, the height of the device can be adjusted, the length of the telescopic rod 11 needs to be adjusted after the height is adjusted, the telescopic rod can form a support with the bottom plate 10, the support stability of the device is improved, the width of the device is adjusted by adjusting the length of the clamping groove 17 of the second support plate 5 in the first support plate 2, and the device is fixed by the matching of the fastening nut 3 and the fastening bolt 4 after the adjustment, the equipment can be suitable for different heights and widths of different mine holes, and the equipment is convenient to use.

Specifically, the number of the pin holes 19 is four, and the four pin holes 19 are distributed in an array.

Specifically, a tightening bolt 12 is installed at the side end thread of the sleeve rod 13, the tail end of the tightening bolt 12 extends to the sleeve rod 13 to be fixed in contact with the telescopic rod 11, and the tightening bolt 12 can fix the telescopic rod 11.

Specifically, corresponding threaded holes 16 are formed in the upper end face of the supporting column 14, the first mounting block 15 and the second mounting block 6, and the fixing bolt 1 is mounted in the threaded holes 16 in a threaded mode.

Specifically, two mounting grooves 18 coincide and position department installs fastening nut 3 and fastening bolt 4, and fastening bolt 4 passes from mounting groove 18 and extends to the mounting groove 18 below, and the terminal of fastening bolt 4 is fixed through the cooperation installation of fastening nut 3.

The working principle is as follows: the utility model discloses in operation, adjust the degree of depth that is located support column 14 through rotating 8 casings of screw thread post, can highly adjust the equipment, need adjust the length of telescopic link 11 after the altitude mixture control, make it can form the support with bottom plate 10, improve equipment's support stability, the width of equipment is located the length of the joint groove 17 of first backup pad 2 through adjusting second backup pad 5, it is fixed with it through fastening nut 3 and the cooperation of fastening bolt 4 after adjusting, can make equipment can be fit for the not co-altitude and the width in different ore holes, the use of the equipment of being convenient for, through fixed pin 9 grafting pinhole 19 after width and the altitude mixture control, utilize the hammer to strike and make in the fixed pin 9 embedding ground, can make the device can the stable supporting.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 (5)

1. The utility model provides a high strutting arrangement for coal mining of stability, includes second installation piece (6), bottom plate (10), support column (14) and first installation piece (15), its characterized in that: the upper end surfaces of the two bottom plates (10) are respectively provided with a pin hole (19), a fixing pin (9) is inserted in each pin hole (19), the upper end surfaces of the two bottom plates (10) are respectively provided with a threaded column (8), the outer surface of each threaded column (8) is provided with an external thread, the support columns (14) are arranged above the bottom plates (10), the support columns (14) are provided with mounting holes (7) from the lower ends, internal threads are arranged in the mounting holes (7), the threaded columns (8) are located in the mounting holes (7), symmetrically distributed loop bars (13) are arranged on two sides of the lower end surfaces of the support columns (14), telescopic rods (11) are sleeved in the loop bars (13), the tail ends of the telescopic rods (11) are in contact with the bottom plates (10), the first mounting blocks (15) and the second mounting blocks (6) are respectively arranged at the upper ends of the two support columns (14) in a threaded manner, and second supporting plates (5) are arranged at the side ends of the second mounting blocks (6), first backup pad (2) are installed to the side of first installation piece (15), and joint groove (17) have been seted up to first backup pad (2) upper end, all seted up corresponding mounting groove (18) in joint groove (17) with first backup pad (2) on second backup pad (5).

2. A high stability supporting device for coal mining as claimed in claim 1, wherein: the number of the pin holes (19) is four, and the four pin holes (19) are distributed in an array.

3. A high stability supporting device for coal mining as claimed in claim 1, wherein: the side end screw thread of loop bar (13) is installed and is pushed up tight bolt (12), and the end of pushing up tight bolt (12) extends to loop bar (13) and telescopic link (11) contact is fixed.

4. A high stability supporting device for coal mining as claimed in claim 1, wherein: corresponding threaded holes (16) are formed in the upper end face of the supporting column (14) and the first mounting block (15) and the second mounting block (6), and fixing bolts (1) are mounted in the threaded holes (16) in an internal thread mode.

5. A high stability supporting device for coal mining as claimed in claim 1, wherein: two mounting groove (18) coincidence position department installs fastening nut (3) and fastening bolt (4), and fastening bolt (4) pass from mounting groove (18) and extend to mounting groove (18) below, and the terminal of fastening bolt (4) is fixed through fastening nut (3) cooperation installation.

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