Mine engineering underground supporting device

Abstract

The utility model discloses an underground supporting device for mine engineering. The underground supporting device comprises a first supporting column, a connecting pipe, a second supporting column, a supporting range adjusting assembly, a supporting height adjusting assembly and a pressure monitoring assembly. The connecting pipe is located at the top end of the first supporting column, the second supporting column is located at the top end of the connecting pipe, the supporting range adjusting assembly is located on the outer side of the first supporting column and the outer side of the second supporting column, and the supporting height adjusting assembly is located on the inner side of the connecting pipe. The pressure monitoring assembly is located at the joint of the first supporting column and the connecting pipe and the joint of the second supporting column and the connecting pipe. Compared with the prior art, the mine supporting device has the advantages that the supporting range and height can be adjusted according to the use environment, the supporting pressure can be monitored and buffered, and mine collapse can be early warned.

Description

Technical Field

[0001] The utility model relates to the field of mine protection, in particular to an underground supporting device for a mine engineering. Background Art

[0002] Mine collapse accidents have always been the number one killer in mine accidents. The collapse of mine tunnels will directly lead to insufficient oxygen supply inside the mine, causing workers working in the mine to suffocate and die. In order to avoid mine collapse accidents, the existing technology generally uses support devices to provide underground protective support for the mine during mine mining to reduce the accident rate of mine mining.

[0003] However, the patents under the existing technology have the following disadvantages:

[0004] (1) The existing utility model underground support devices for mining projects lack adjustability, and the support range and support height cannot be adaptively adjusted according to the specific use environment. The underground geological conditions are complex and changeable. If the support range and height of the support device cannot be adjusted, it may not be able to adapt well to specific support requirements, resulting in poor support effect. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the above technical defects and provide an underground support device for mining engineering which can adjust the support range and height according to the use environment and can monitor the support pressure and warn of collapse.

[0006] In order to solve the above problems, the technical solution of the utility model is: an underground support device for mining engineering, comprising: a support column 1, a connecting pipe, a support column 2, a support range adjustment component, a support height adjustment component and a pressure monitoring component;

[0007] The connecting tube is located at the top of support column one, the support column two is located at the top of the connecting tube, the support range adjustment component is located on the outside of support column one and support column two, the support height adjustment component is located on the inside of the connecting tube, and the pressure monitoring component is located at the connection between support column one and the connecting tube and between support column two and the connecting tube.

[0008] Furthermore, one end of the support column one and the support column two is provided with a support plate one, the inner side of the support plate one is provided with a limiting groove one, the inner side of the limiting groove one is provided with a connecting plate with a sliding connection, one end of the connecting plate is provided with a support plate two, one side of the limiting groove one is provided with a group of positioning holes one, one side of the connecting plate is provided with positioning holes two, the positioning holes one and the positioning holes two can be fixedly connected by bolts, the outer sides of the support column one and the support column two are provided with threaded grooves, the outer sides of the threaded grooves are provided with adjusting tubes, the adjusting tubes are threadedly connected to the threaded grooves, the outer sides of the adjusting tubes are provided with a rotating groove, the inner side of the rotating grooves is provided with a connecting ring with a rotating connection, and a support rod one is provided between the connecting ring and the support plate two.

[0009] Furthermore, a limiting groove 2 is provided on the inner side of the connecting tube, a fixing plate is provided on the inner side of the connecting tube, a rotating groove 2 is provided on both ends of the fixing plate and the connecting tube, a rotatably connected threaded shaft is provided on the inner side of the rotating groove 2, a bevel gear 1 is provided at one end of the threaded shaft, a lifting frame is provided on the inner side of the limiting groove 2, the lifting frame is threadedly connected to the threaded shaft, a rotatably connected bevel gear 2 is provided on one side of the connecting tube, a rotating disk is provided on one side of the bevel gear 2, a positioning hole 3 is provided on one side of the connecting tube, a limiting groove 3 is provided on the inner side of the rotating disk, a handle is provided on the inner side of the positioning hole 3, an extrusion plate is provided on the outer side of the handle, and a spring 1 is provided on the inner side of the limiting groove 3.

[0010] Furthermore, a buffer tube 1 is provided at one end of the lifting frame, a buffer tube 2 is provided at one end of the support column 1 and one end of the support column 2, the buffer tube 1 is slidably connected to the buffer tube 2, a spring 2 is provided between the buffer tube 1 and the buffer tube 2, and the spring 2 is provided with a damper and a pressure sensor, which can reduce vibration and monitor support pressure.

[0011] The advantages of the utility model compared with the existing technology are:

[0012] (1) The utility model provides an underground support device for mining engineering with a support range adjustment component and a support height adjustment component, so that the underground support device for mining engineering can adjust the support range and support height according to the specific conditions of the underground mine cave, thereby improving the support stability and applicability of the underground support device for mining engineering. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a stereoscopic diagram of an underground supporting device for a mining engineering.

[0014] Figure 2 This is a cross-sectional view of a mining engineering underground support device of the utility model. Figure 1 .

[0015] Figure 3This is a cross-sectional view of a mining engineering underground support device of the utility model. Figure 2 .

[0016] Figure 4 This is a cross-sectional view of a mining engineering underground support device of the utility model. Figure 3 .

[0017] Figure 5 It is an enlarged view of A of an underground support device for mining engineering of the utility model.

[0018] Figure 6 This is a cross-sectional view of a mining engineering underground support device of the utility model. Figure 4 .

[0019] Figure 7 It is an enlarged view of B of an underground supporting device for mining engineering of the utility model.

[0020] As shown in the figure: 1. Support column one; 2. Connecting pipe; 3. Support column two; 4. Support range adjustment assembly; 5. Support height adjustment assembly; 6. Pressure monitoring assembly; 7. Support plate one; 8. Limiting groove one; 9. Connecting plate; 10. Support plate two; 11. Positioning hole one; 12. Positioning hole two; 13. Threaded groove; 14. Adjusting pipe; 15. Rotating groove; 16. Connecting ring; 17. Support rod one; 18. Limiting groove two; 19. Fixed plate; 20. Rotating groove two; 21. Threaded shaft; 22. Bevel gear one; 23. Lifting frame; 24. Bevel gear two; 25. Rotating disk; 26. Positioning hole three; 27. Limiting groove three; 28. Handle; 29. ​​Extrusion plate; 30. Spring one; 31. Buffer tube one; 32. Spring two; 33. Buffer tube two. DETAILED DESCRIPTION

[0021] Exemplary embodiments will be described in detail herein, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present disclosure. Instead, they are merely examples of devices consistent with some aspects of the present disclosure as detailed in the appended claims.

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] like Figures 1 to 7As shown, an underground support device for a mining engineering project includes: a support column 1, a connecting pipe 2, a support column 3, a support range adjustment component 4, a support height adjustment component 5 and a pressure monitoring component 6; the connecting pipe 2 is located at the top of the support column 1, the support column 2 3 is located at the top of the connecting pipe 2, the support range adjustment component 4 is located on the outside of the support column 1 and the support column 2 3, the support height adjustment component 5 is located on the inside of the connecting pipe 2, and the pressure monitoring component 6 is located at the connection between the support column 1 and the connecting pipe 2 and the support column 2 3 and the connecting pipe 2.

[0024] The inner side of the connecting tube 2 is provided with a limiting groove 2 18, the inner side of the connecting tube 2 is provided with a fixing plate 19, the fixing plate 19 and both ends of the connecting tube 2 are provided with a rotating groove 20, the inner side of the rotating groove 20 is provided with a rotating threaded shaft 21, one end of the threaded shaft 21 is provided with a bevel gear 1 22, the inner side of the limiting groove 2 18 is provided with a lifting frame 23, the lifting frame 23 is threadedly connected with the threaded shaft 21, one side of the connecting tube 2 is provided with a rotating bevel gear 24, one side of the bevel gear 24 is provided with a rotating disk 25, and one side of the connecting tube 2 is provided with a positioning hole 3 26, A limiting groove three 27 is provided on the inner side of the rotating disk 25, a handle 28 is provided on the inner side of the positioning hole three 26, an extrusion plate 29 is provided on the outer side of the handle 28, a spring 1 30 is provided on the inner side of the limiting groove three 27, a buffer tube 1 31 is provided at one end of the lifting frame 23, a buffer tube 2 33 is provided at one end of the support column 1 1 and a buffer tube 2 33 is provided at one end of the support column 2 3, the buffer tube 1 31 is slidably connected with the buffer tube 2 33, a spring 2 32 is provided between the buffer tube 1 31 and the buffer tube 2 33, and the spring 2 32 is provided with a damper and a pressure sensor, which can reduce vibration and monitor the support pressure.

[0025] One end of the support column 1 and the support column 2 3 is provided with a support plate 1 7, the inner side of the support plate 1 7 is provided with a limiting groove 1 8, the inner side of the limiting groove 1 8 is provided with a connecting plate 9 for sliding connection, one end of the connecting plate 9 is provided with a support plate 2 10, one side of the limiting groove 1 8 is provided with a group of positioning holes 11, one side of the connecting plate 9 is provided with a positioning hole 2 12, the positioning holes 11 and the positioning holes 2 12 can be fixedly connected by bolts, the outer side of the support column 1 and the support column 2 3 is provided with a thread groove 13, the outer side of the thread groove 13 is provided with an adjusting tube 14, the adjusting tube 14 is threadedly connected to the thread groove 13, the outer side of the adjusting tube 14 is provided with a rotating groove 15, the inner side of the rotating groove 15 is provided with a connecting ring 16 for rotation connection, and a support rod 17 is provided between the connecting ring 16 and the support plate 2 10.

[0026] In specific use, a wrench is used to rotate the adjusting tube 14 so that the adjusting tube 14 rotates on the outside of the threaded groove 13, thereby adjusting the height of the adjusting tube 14. The adjusting tube 14 drives the connecting ring 16 to adjust the height, and the support rod 17 rotates to drive the connecting plate 9 to slide in the limiting groove 18, so that the supporting point position of the support plate 2 10 is adjusted to increase the supporting range, and the positioning hole 11 and the positioning hole 2 12 are connected with bolts to fix the connecting plate 9, and the support plate 2 10 is fixed with a bolt to complete the fixation of the supporting range.

[0027] Pull the two handles 28 so that the handles 28 are pulled out from the positioning hole three 26, hold the handles 28 tightly and rotate the rotating disk 25, so that the bevel gear two 24 can rotate, drive the bevel gear one 22 to rotate, the bevel gear one 22 drives the threaded shaft 21 to rotate, and the threaded shaft 21 drives the lifting frame 23 to slide in the limiting groove two 18 to complete the adjustment of the support height, align the handle 28 with the positioning hole three 26, release the handle 28, and the spring one 30 pushes the extrusion plate 29 to insert the handle 28 into the positioning hole three 26, complete the fixation of the rotating disk 25 and the bevel gear two 24, and complete the fixation of the support height.

[0028] When vibration occurs in the mine, buffer tube 2 33 slides in buffer tube 1 31 to squeeze spring 2 32. Spring 2 32 completes vibration buffering through the damper. The support pressure is monitored by the pressure sensor through spring 2 32. When the threshold is reached, the pressure sensor sends out an alarm to warn of mine collapse.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mining engineering underground support device, It is characterized in that include: Support column one (1), connecting pipe (2), support column two (3), support range adjustment component (4), support height adjustment component (5) and pressure monitoring component (6); The connecting tube (2) is located at the top end of the supporting column one (1), the supporting column two (3) is located at the top end of the connecting tube (2), the supporting range adjustment component (4) is located on the outside of the supporting column one (1) and the supporting column two (3), the supporting height adjustment component (5) is located on the inside of the connecting tube (2), and the pressure monitoring component (6) is located at the connection between the supporting column one (1) and the connecting tube (2) and between the supporting column two (3) and the connecting tube (2).

2. A mining engineering underground support device according to claim 1, Features: One end of the support column 1 (1) and the support column 2 (3) is provided with a support plate 1 (7), the inner side of the support plate 1 (7) is provided with a limiting groove 1 (8), the inner side of the limiting groove 1 (8) is provided with a slidably connected connecting plate (9), one end of the connecting plate (9) is provided with a support plate 2 (10), one side of the limiting groove 1 (8) is provided with a group of positioning holes 1 (11), one side of the connecting plate (9) is provided with a positioning hole 2 (12), the positioning holes 1 (11) and the positioning holes 2 (12) are arranged on the same side. ) can be fixedly connected by bolts, the outer sides of the support column one (1) and the support column two (3) are provided with a thread groove (13), the outer side of the thread groove (13) is provided with an adjustment tube (14), the adjustment tube (14) is threadedly connected to the thread groove (13), the outer side of the adjustment tube (14) is provided with a rotation groove (15), the inner side of the rotation groove (15) is provided with a rotatably connected connecting ring (16), and a support rod one (17) is provided between the connecting ring (16) and the support plate two (10).

3. A mining engineering underground support device according to claim 1, Features: A second limiting groove (18) is provided on the inner side of the connecting tube (2), a fixing plate (19) is provided on the inner side of the connecting tube (2), a second rotating groove (20) is provided at both ends of the fixing plate (19) and the connecting tube (2), a rotatably connected threaded shaft (21) is provided on the inner side of the second rotating groove (20), a bevel gear (22) is provided on one end of the threaded shaft (21), a lifting frame (23) is provided on the inner side of the second limiting groove (18), and the lifting frame (23) is screwed to the threaded shaft (21). The connecting tube (2) is connected by a thread, a rotatably connected bevel gear (24) is provided on one side of the connecting tube (2), a rotating disk (25) is provided on one side of the bevel gear (24), a positioning hole (26) is provided on one side of the connecting tube (2), a limiting groove (27) is provided on the inner side of the rotating disk (25), a handle (28) is provided on the inner side of the positioning hole (26), an extrusion plate (29) is provided on the outer side of the handle (28), and a spring (30) is provided on the inner side of the limiting groove (27).

4. A mining engineering underground support device according to claim 3, Features: A buffer tube 1 (31) is provided at one end of the lifting frame (23), a buffer tube 2 (33) is provided at one end of the support column 1 (1), and a buffer tube 1 (33) is provided at one end of the support column 2 (3). The buffer tube 1 (31) is slidably connected to the buffer tube 2 (33), and a spring 2 (32) is provided between the buffer tube 1 (31) and the buffer tube 2 (33). The spring 2 (32) is provided with a damper and a pressure sensor, which can reduce vibration and monitor support pressure.

Images