Mining roadway supporting device

Abstract

The utility model discloses a mining roadway support device, which relates to the technical field of mining equipment, and comprises a base, the top of the base is fixedly connected with two support frames, the inside of each support frame is provided with a lifting groove, the inside of each lifting groove is rotatably connected with a first threaded rod, and the inside of each lifting groove is slidably connected with a lifting rod. The first threaded rod penetrates through the lifting rod and is in threaded connection with the lifting rod, an internal groove is formed in the supporting frame, a transmission mechanism is arranged in the internal groove, first connecting plates are fixedly connected to the top of the lifting rod, and an upper supporting frame is fixedly connected to the tops of the two first connecting plates; the mining roadway supporting device has the advantages that the first threaded rod, the lifting rod, the first rotating shaft, the worm, the second rotating shaft and the worm gear are matched with one another, the height of the lifting rod can be adjusted according to requirements, and therefore the mining roadway supporting device can be conveniently mounted and dismounted.

Description

Technical Field

[0001] The utility model relates to the technical field of mining equipment, in particular to a mining tunnel supporting device. Background Art

[0002] Coal mines are mainly mined underground, which requires the excavation of a large number of tunnels underground. The use of tunnel support to keep the tunnels unobstructed and the surrounding rock stable is of great significance to coal mine construction and production. The basic purpose of tunnel support is to ease and reduce the movement of surrounding rock so that the tunnel cross-section does not shrink excessively, and at the same time prevent the scattered and damaged surrounding rock from falling.

[0003] According to a Chinese patent application with patent number 202322128917.7, a mining tunnel support device is disclosed, including a bracket and a protective baffle arranged between two brackets, the two brackets are detachably connected by a connecting structure, and the protective baffle is connected to the connecting structure; the connecting structure includes a connecting rod, the end of the connecting rod extends outward to form a connecting portion, and the connecting portion can be snapped into the interior of the bracket, and the connecting portion is inserted into a connecting groove on one of the brackets and then locked by a fixing bolt, so that the connecting rod and the bracket are installed and fixed; the protrusion is snapped into the interior of the snap-in groove and then locked by a fixing screw, so that the protective baffle and the bracket are fixed, so that the support device has a simple structure and is easy to disassemble and carry.

[0004] However, the support of the mining tunnel support device is fixed, which is not convenient for adjustment, disassembly and installation, thus reducing its applicability. Therefore, we propose a mining tunnel support device. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a mining tunnel support device, which solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a mining tunnel support device, including a base, the top of the base is fixedly connected to two support frames, the support frame is provided with a lifting groove inside, the lifting groove is rotatably connected to a first threaded rod inside, the lifting groove is slidably connected to a lifting rod inside, the first threaded rod passes through the lifting rod and is threadedly connected to the lifting rod, the support frame is provided with an internal groove, the internal groove is provided with a transmission mechanism, the top of the lifting rod is fixedly connected to a first connecting plate, the tops of the two first connecting plates are fixedly connected to an upper support frame, and the upper support frame is provided with a clamping mechanism.

[0007] Preferably, the transmission mechanism includes a first rotating shaft and a second rotating shaft, the first rotating shaft is rotatably connected to the inside of the internal groove, the second rotating shaft is rotatably connected to the inside of the internal groove, a worm is fixedly connected to the outside of the first rotating shaft and located inside the internal groove, and a worm wheel is fixedly connected to the outside of the second rotating shaft and located inside the internal groove, the worm and the worm wheel are meshed with each other, one end of the second rotating shaft extends to the inside of the lifting groove and is fixedly connected to the first threaded rod, and the normal operation of the lifting mechanism can be guaranteed by the transmission mechanism.

[0008] Preferably, a plurality of second sockets are provided inside the lifting rod, a plurality of first sockets are provided inside the supporting frame, the first sockets and the second sockets cooperate with each other, and plugging rods are provided inside the first sockets and the second sockets, and the supporting frame and the lifting rod can be further supported and fixed by the mutual cooperation among the supporting frame, the lifting rod, the first sockets, the second sockets and the plugging rods.

[0009] Preferably, the clamping mechanism includes a second slide groove, the second slide groove is opened inside the upper support frame, a third slide groove is opened inside the upper support frame and on both sides of the second slide groove, a third slider is slidably connected inside the third slide groove, a second slider is fixedly connected between the two third sliders, the second slider is slidably connected inside the second slide groove, a second threaded rod is rotatably connected inside the third slide groove, the second threaded rod passes through the third slider and is threadedly connected thereto, the pipeline can be conveniently installed and fixed by the clamping mechanism, thereby improving the applicability of the mining tunnel support device.

[0010] Preferably, a placement groove is provided inside the base, a cover plate is clamped inside the placement groove, and an emergency component is clamped inside the placement groove.

[0011] Preferably, the emergency component is composed of an oxygen tank, a nutrient solution tank, and a flashlight. When a mine tunnel collapses, the emergency component can be used to provide oxygen and nutrient supplies to trapped persons, thereby improving the success rate of rescue.

[0012] Preferably, one end of the first rotating shaft extends to the outside of the support frame and is fixedly connected to a hexagonal screw block, and a lighting lamp is fixedly installed on the bottom of the upper support frame.

[0013] The utility model provides a mining tunnel support device, which has the following beneficial effects:

[0014] 1. The mining tunnel support device can adjust the height of the lifting rod according to needs through the mutual cooperation of the lifting groove, the first threaded rod, the lifting rod, the internal groove, the first rotating shaft, the worm, the second rotating shaft and the worm wheel, thereby facilitating the installation and disassembly of the mining tunnel support device, improving the applicability of the mining tunnel support device and reducing the installation difficulty of the staff.

[0015] 2. The mining tunnel support device facilitates the installation of pipes inside the mine tunnel through the mutual cooperation of the second slide groove, the third slide groove, the second slider, the third slider and the second threaded rod, thereby improving the applicability of the mining tunnel support device. By arranging emergency components inside the base, the rescue success rate of trapped personnel can be improved when the mine tunnel collapses. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the transmission mechanism of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the clamping mechanism of the utility model;

[0019] Figure 4 It is the internal schematic diagram of the placement slot of the utility model.

[0020] In the figure: 1. base; 2. support frame; 3. lifting slot; 4. first threaded rod; 5. lifting rod; 6. first socket; 7. second socket; 8. internal slot; 9. first rotating shaft; 10. worm; 11. second rotating shaft; 12. worm gear; 13. first connecting plate; 14. upper support frame; 15. hexagonal screw block; 16. second slide slot; 17. third slide slot; 18. second slider; 19. third slider; 20. second threaded rod; 21. lighting lamp; 22. placement slot; 23. cover plate; 24. emergency component. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figures 1 to 4 The utility model provides a technical solution: a mining tunnel support device, including a base 1, two support frames 2 are fixedly connected to the top of the base 1, a lifting slot 3 is provided inside the support frame 2, a first threaded rod 4 is rotatably connected inside the lifting slot 3, a lifting rod 5 is slidably connected inside the lifting slot 3, the first threaded rod 4 passes through the lifting rod 5 and is threadedly connected thereto, an internal slot 8 is provided inside the support frame 2, a transmission mechanism is provided inside the internal slot 8, a first connecting plate 13 is fixedly connected to the top of the lifting rod 5, an upper supporting frame 14 is fixedly connected to the top of the two first connecting plates 13, and a clamping mechanism is provided inside the upper supporting frame 14;

[0023] The transmission mechanism includes a first rotating shaft 9 and a second rotating shaft 11. The first rotating shaft 9 is rotatably connected to the inside of the internal groove 8, and the second rotating shaft 11 is rotatably connected to the inside of the internal groove 8. A worm 10 is fixedly connected to the outside of the first rotating shaft 9 and located inside the internal groove 8. A worm wheel 12 is fixedly connected to the outside of the second rotating shaft 11 and located inside the internal groove 8. The worm 10 and the worm wheel 12 are meshed with each other. One end of the second rotating shaft 11 extends to the inside of the lifting groove 3 and is fixedly connected to the first threaded rod 4. The normal operation of the lifting mechanism can be ensured by the transmission mechanism. When in use, the two hexagonal screw blocks 15 are manually rotated to drive the two first rotating shafts 9 to rotate, and then drive the worm 10 to rotate, and then drive the worm wheel 12 to rotate, and then drive the second rotating shaft 11 to rotate, and then drive the first threaded rod 4 to rotate, and then drive the lifting rod 5 to lift and lower inside the lifting groove 3, and then insert the rod into the first plug hole 6 and the second plug hole 7, so as to further support and fix the support frame 2 and the lifting rod 5, so as to facilitate the installation and disassembly of the mining tunnel support device;

[0024] A plurality of second plug holes 7 are provided inside the lifting rod 5, a plurality of first plug holes 6 are provided inside the support frame 2, the first plug holes 6 and the second plug holes 7 cooperate with each other, and plug rods are provided inside the first plug holes 6 and the second plug holes 7, and the support frame 2 and the lifting rod 5 can be further supported and fixed by the mutual cooperation among the support frame 2, the lifting rod 5, the first plug holes 6, the second plug holes 7 and the plug rods;

[0025] The clamping mechanism includes a second slide groove 16, the second slide groove 16 is opened inside the upper support frame 14, and a third slide groove 17 is opened inside the upper support frame 14 and on both sides of the second slide groove 16, a third slider 19 is slidably connected inside the third slide groove 17, a second slider 18 is fixedly connected between the two third sliders 19, the second slider 18 is slidably connected to the inside of the second slide groove 16, and a second threaded rod 20 is rotatably connected inside the third slide groove 17, the second threaded rod 20 passes through the third slider 19 and is threadedly connected thereto, and the clamping mechanism can be used to conveniently install and fix the pipeline, thereby improving the applicability of the mining tunnel support device. When in use, the pipeline is first inserted into the second slide groove 16, and then the knob is manually turned, and then the second threaded rod 20 is driven to rotate, and then the third slider 19 is driven to slide inside the third slide groove 17, and then the second slider 18 is driven to slide inside the second slide groove 16, so as to clamp and fix the pipeline;

[0026] A placement slot 22 is provided inside the base 1, a cover plate 23 is clamped inside the placement slot 22, and an emergency component 24 is clamped inside the placement slot 22. The emergency component 24 is composed of an oxygen tank, a nutrient solution tank, and a flashlight. When the mine tunnel collapses, the emergency component 24 can provide oxygen and nutrient supply to the trapped personnel, thereby improving the success rate of rescue;

[0027] One end of the first rotating shaft 9 extends to the outside of the support frame 2 and is fixedly connected to a hexagonal screw block 15 . A lighting lamp 21 is fixedly installed at the bottom of the upper support frame 14 .

[0028] In summary, when the mining tunnel support device is used, the upper support frame 14 is first threadedly fixed to the top of the first connecting plate 13 by fixing bolts, and then the base 1 is fixed in the mine tunnel, and then the two hexagonal screw blocks 15 are manually rotated to drive the two first rotating shafts 9 to rotate, and then the worm 10 is driven to rotate, and then the worm wheel 12 is driven to rotate, and then the second rotating shaft 11 is driven to rotate, and then the first threaded rod 4 is driven to rotate, and then the lifting rod 5 is driven to lift and lower inside the lifting groove 3, and then the insertion rod is inserted into the first socket 6 and the second socket 7, so as to further support and fix the support frame 2 and the lifting rod 5, and then the pipeline is inserted into the second slide groove 16, and then the knob is manually rotated, and then the second threaded rod 20 is driven to rotate, and then the third slider 19 is driven to slide inside the third slide groove 17, and then the second slider 18 is driven to slide inside the second slide groove 16, so as to clamp and fix the pipeline.

[0029] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A mining tunnel support device, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to two support frames (2); a lifting groove (3) is provided inside the support frame (2); a first threaded rod (4) is rotatably connected inside the lifting groove (3); a lifting rod (5) is slidably connected inside the lifting groove (3); the first threaded rod (4) passes through the lifting rod (5) and is threadedly connected thereto; an internal groove (8) is provided inside the support frame (2); a transmission mechanism is provided inside the internal groove (8); a first connecting plate (13) is fixedly connected to the top of the lifting rod (5); an upper supporting frame (14) is fixedly connected to the tops of the two first connecting plates (13); a clamping mechanism is provided inside the upper supporting frame (14).

2. A mining tunnel support device according to claim 1, characterized in that: The transmission mechanism comprises a first rotating shaft (9) and a second rotating shaft (11); the first rotating shaft (9) is rotatably connected to the inside of the internal groove (8); the second rotating shaft (11) is rotatably connected to the inside of the internal groove (8); a worm (10) is fixedly connected to the outside of the first rotating shaft (9) and located inside the internal groove (8); a worm wheel (12) is fixedly connected to the outside of the second rotating shaft (11) and located inside the internal groove (8); the worm (10) and the worm wheel (12) are meshed with each other; one end of the second rotating shaft (11) extends to the inside of the lifting groove (3) and is fixedly connected to the first threaded rod (4).

3. A mining tunnel support device according to claim 1, characterized in that: A plurality of second plug holes (7) are provided inside the lifting rod (5), a plurality of first plug holes (6) are provided inside the supporting frame (2), the first plug holes (6) and the second plug holes (7) cooperate with each other, and plug rods are provided inside the first plug holes (6) and the second plug holes (7).

4. A mining tunnel support device according to claim 1, characterized in that: The clamping mechanism comprises a second slide groove (16), the second slide groove (16) is opened inside the upper support frame (14), a third slide groove (17) is opened inside the upper support frame (14) and on both sides of the second slide groove (16), a third slider (19) is slidably connected inside the third slide groove (17), a second slider (18) is fixedly connected between the two third sliders (19), the second slider (18) is slidably connected inside the second slide groove (16), a second threaded rod (20) is rotatably connected inside the third slide groove (17), and the second threaded rod (20) passes through the third slider (19) and is threadedly connected thereto.

5. A mining tunnel support device according to claim 1, characterized in that: A placement groove (22) is provided inside the base (1), a cover plate (23) is clamped inside the placement groove (22), and an emergency component (24) is clamped inside the placement groove (22).

6. A mining tunnel support device according to claim 5, characterized in that: The emergency component (24) is composed of an oxygen tank, a nutrient solution tank, and a flashlight.

7. A mining tunnel support device according to claim 2, characterized in that: One end of the first rotating shaft (9) extends to the outside of the support frame (2) and is fixedly connected to a hexagonal screw block (15); and a lighting lamp (21) is fixedly mounted on the bottom of the upper support frame (14).

Images