Mine pressure monitoring device

Abstract

The utility model relates to the technical field of mine pressure monitoring, in particular to a mine pressure monitoring device which comprises an adjusting rod, a connecting seat is arranged in the middle of the outer wall of the adjusting rod, a monitor is arranged on the upper surface of a fixing seat, threaded rods are arranged in threaded grooves, supporting seats are arranged at the outer ends of the threaded rods, and the supporting seats are connected with the threaded rods through universal joints. Trapezoidal blocks are arranged at the positions, corresponding to the trapezoidal grooves, of the lower surface of the fixed seat; according to the mine pressure monitoring device, the monitor and the fixed seat are combined and fixed, stable insertion installation of the detector and the connecting seat is realized under the cooperation of a trapezoidal block and a trapezoidal groove, the combination stability of the fixed seat and the connecting seat is improved under the cooperation of a second fixing bolt, and through the cooperation of two threaded rods and an adjusting rod, the fixing seat and the connecting seat can be fixed. By adjusting the total length of the threaded rod and the adjusting rod in mines of different sizes, fitting supporting installation with the inner wall of the mine is achieved, the occupied space is reduced, internal passing cooperation is affected, and real-time mine pressure detection cooperation of the mine is facilitated under cooperation of the monitor.

Description

Technical Field

[0001] The utility model relates to the technical field of mine pressure monitoring, in particular to a mine pressure monitoring device. Background Art

[0002] A mine is a general term for the shafts, tunnels, chambers, equipment, ground buildings and structures that form an underground coal mine production system;

[0003] The utility model with the announcement number CN215486172U discloses a strong mine pressure monitoring device for a mine, comprising a bottom box, a horizontally placed inner box is arranged inside the bottom box, and the bottom box is connected to the inner box through a shock absorbing assembly, a turntable is arranged above the top surface of the inner box, and the inner box is connected to the turntable through a rotating mechanism, and a hinge mechanism is arranged on the top surface of the turntable;

[0004] The above technical solution solves the problems of inaccurate mine pressure monitoring data and poor buffering and shock absorption effects through the coordinated use of various mechanism components, and the overall structural design is compact, which facilitates multi-directional adjustment, increases the shock absorption and buffering effects, and improves the accuracy of device monitoring; however, the mine pressure monitoring device is not convenient for flexible and quick installation and fixation inside the mine, and cannot reduce the occupied space, does not affect the passage, and cannot be replaced and adjusted according to different mine locations. Utility Model Content

[0005] The purpose of the utility model is to provide a mine pressure monitoring device to solve the problem that the mine pressure monitoring device with authorization announcement number CN215486172U proposed in the above background technology is not convenient for flexible and fast installation and fixation inside the mine, and cannot reduce the occupied space, does not affect the passage, and cannot be replaced and adjusted according to different mine locations.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A mine pressure monitoring device comprises an adjusting rod, a connecting seat is provided in the middle of the outer wall of the adjusting rod, a fixing seat is provided above the connecting seat, a monitor is provided on the upper surface of the fixing seat, threaded grooves are provided at both ends of the adjusting rod, threaded rods are provided in the threaded grooves, handles are provided on the outer wall of the threaded rod near the end, support seats are provided at the outer ends of the threaded rods, the support seats and the threaded rods are connected by universal joints, anti-slip pads are provided on the outer walls of the support seats, ladder-shaped grooves are symmetrically provided on the upper surface of the connecting seat near the left end, ladder-shaped blocks are provided on the lower surface of the fixing seat corresponding to the ladder-shaped grooves, second threaded holes are provided on the left ends of the ladder-shaped blocks, second fixing bolts are provided in the second threaded holes, and through holes are provided on the outer wall of the connecting seat corresponding to the second threaded holes.

[0008] Preferably, a first threaded hole communicating with the interior of the threaded groove is formed on the outer wall of the adjusting rod, and a first fixing bolt is provided in the first threaded hole.

[0009] In the utility model, the first fixing bolt is threadedly connected to the first threaded hole. Under the action of a certain bolt, the position of the threaded rod in the adjusting rod is fixed by friction, thereby increasing the stability of the overall length fixation.

[0010] Preferably, the bottom of the connecting seat is welded and fixed to the adjusting rod, the width of the inner wall of the trapezoidal groove is matched with the width of the outer wall of the trapezoidal block, the trapezoidal block and the fixing seat are an integrally formed structure, and the bottom of the monitor is fixedly connected to the fixing seat by screws.

[0011] In the utility model, the ladder-shaped block is plugged in with the ladder-shaped groove, which helps to stably plug and install the fixing seat and the connecting seat. When the monitor is installed, the mine pressure is monitored in real time, and the monitored information is transmitted to the external display screen in real time through the wire, which helps outsiders to understand the changes in internal mine pressure in real time.

[0012] Preferably, the outer diameter of the second fixing bolt is matched with the inner diameter of the second threaded hole, and the outer diameter of the second fixing bolt is matched with the inner diameter of the through hole.

[0013] In the utility model, the second fixing bolt passes through the through hole and is threadedly connected with the second threaded hole, thereby achieving stable installation and matching between the fixing seat and the connecting seat.

[0014] Preferably, the inner diameter of the thread groove is matched with the diameter of the threaded rod, and the handle and the threaded rod are an integrally formed structure.

[0015] In the utility model, the cooperation of the twist handle helps to rotate the threaded rod, thereby achieving the length of the connection between the threaded rod and the threaded groove.

[0016] Preferably, the inner diameter of the first threaded hole matches the diameter of the first fixing bolt, and the end of the first fixing bolt fits tightly against the outer wall of the threaded rod.

[0017] In the utility model, under the cooperation of the first fixing bolt, the position of the threaded rod is fixed and matched by friction force, thereby increasing the stability of the combination of the threaded rod and the threaded groove.

[0018] Preferably, one end of the universal joint is welded and fixed to the support seat, the other end of the universal joint is connected to the end of the threaded rod through a bearing, the inner ring of the bearing is welded and fixed to the other end of the universal joint, the outer ring of the bearing is welded and fixed to the threaded rod, and the anti-slip pad is bonded and fixed to the support seat.

[0019] In the utility model, the provision of a universal joint facilitates the multi-angle rotation cooperation between the support seat and the threaded rod, and with the cooperation of the bearing, flexible rotation cooperation between the universal joint and the threaded rod is achieved, the support seat fits tightly against the mine wall of the mine, and when the threaded rod rotates in the thread groove, it does not affect the fit between the support seat and the mine wall.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] 1. The utility model fixes the monitor and the fixing seat in combination, realizes the stable plug-in installation of the detector and the connecting seat under the cooperation of the ladder block and the ladder groove, and increases the stability of the combination of the fixing seat and the connecting seat under the cooperation of the second fixing bolt. Under the cooperation of the two threaded rods and the adjusting rod, it is realized in mines of different sizes by adjusting the total length of the threaded rod and the adjusting rod to achieve support installation in contact with the inner wall of the mine, reducing the space occupied and affecting the internal passage. With the cooperation of the monitor, it is helpful to detect the mine pressure inside the mine in real time.

[0022] 2. The utility model provides a twist handle to facilitate the rotational coordination of the threaded rod and the adjusting rod, and with the cooperation of the first fixing bolt, the position of the threaded rod and the adjusting rod is fixed. With the cooperation of the universal joint, it facilitates the multi-directional rotational coordination between the support seat and the threaded rod. The threaded rod and the adjusting rod can be rotated to adjust the length without affecting the fit between the support seat and the mine wall. With the cooperation of the bearing, the rotation flexibility of the threaded rod and the support seat is increased. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 This is a schematic diagram of the adjustment and use state of the utility model;

[0025] Figure 3 The schematic diagram of the structure of the monitor of the utility model is taken out;

[0026] Figure 4 This is a schematic diagram of the structure of the adjustment rod of the utility model;

[0027] Figure 5 This is a schematic diagram of the threaded rod structure of the utility model.

[0028] The meaning of each number in the figure is:

[0029] 1. Adjustment rod; 10. Connecting seat; 100. Ladder-shaped groove; 101. Perforation; 11. Threaded groove; 110. First threaded hole; 111. First fixing bolt;

[0030] 2. fixing seat; 20. ladder block; 200. second threaded hole; 201. second fixing bolt;

[0031] 3. Monitor;

[0032] 4. Threaded rod; 40. Twist handle; 41. Support seat; 410. Anti-slip pad; 42. Universal joint; 420. Bearing. DETAILED DESCRIPTION

[0033] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0034] See also Figure 1-Figure 5 , this embodiment provides a technical solution:

[0035] A mine pressure monitoring device comprises an adjusting rod 1, a connecting seat 10 is provided in the middle of the outer wall of the adjusting rod 1, a fixing seat 2 is provided above the connecting seat 10, a monitor 3 is provided on the upper surface of the fixing seat 2, thread grooves 11 are provided at both ends of the adjusting rod 1, threaded rods 4 are provided in the thread grooves 11, a twist handle 40 is provided near the end of the outer wall of the threaded rod 4, a support seat 41 is provided at the outer end of the threaded rod 4, the inner diameter of the thread groove 11 is matched with the diameter of the threaded rod 4, and the twist handle 40 and the threaded rod 4 are an integrally formed structure.

[0036] In the present invention, the cooperation of the screw handle 40 helps to rotate the threaded rod 4, thereby achieving the length of the connection between the threaded rod 4 and the thread groove 11.

[0037] Furthermore, the inner diameter of the first threaded hole 110 is matched with the diameter of the first fixing bolt 111 , and the end of the first fixing bolt 111 is tightly fitted with the outer wall of the threaded rod 4 .

[0038] In the present invention, with the cooperation of the first fixing bolt 111 , the position of the threaded rod 4 is fixed by friction force, thereby increasing the stability of the combination of the threaded rod 4 and the thread groove 11 .

[0039] It should be noted that the support seat 41 is connected to the threaded rod 4 through a universal joint 42, an anti-slip pad 410 is provided on the outer wall of the support seat 41, a ladder-shaped groove 100 is symmetrically opened on the upper surface of the connecting seat 10 near the left end, a ladder-shaped block 20 is provided on the lower surface of the fixing seat 2 corresponding to the ladder-shaped groove 100, a second threaded hole 200 is opened on the left end of the ladder-shaped block 20, a second fixing bolt 201 is provided in the second threaded hole 200, and a through hole 101 is opened on the outer wall of the connecting seat 10 corresponding to the second threaded hole 200.

[0040] Furthermore, the outer diameter of the second fixing bolt 201 matches the inner diameter of the second threaded hole 200 , and the outer diameter of the second fixing bolt 201 matches the inner diameter of the through hole 101 .

[0041] In the present invention, the second fixing bolt 201 passes through the through hole 101 and is threadedly connected to the second threaded hole 200, thereby achieving stable installation and matching between the fixing seat 2 and the connecting seat 10.

[0042] Specifically, a first threaded hole 110 communicating with the interior of the threaded groove 11 is formed on the outer wall of the adjusting rod 1 , and a first fixing bolt 111 is disposed in each of the first threaded holes 110 .

[0043] In the present invention, the first fixing bolt 111 is threadedly connected to the first threaded hole 110 . Under the action of the first fixing bolt 111 , the position of the threaded rod 4 in the adjusting rod 1 is fixed by friction, thereby increasing the stability of the overall length fixation.

[0044] Furthermore, the bottom of the connecting seat 10 is welded and fixed to the adjusting rod 1, the width of the inner wall of the trapezoidal groove 100 is adapted to the width of the outer wall of the trapezoidal block 20, the trapezoidal block 20 and the fixing seat 2 are an integrally formed structure, and the bottom of the monitor 3 is fixedly connected to the fixing seat 2 by screws.

[0045] In the utility model, the ladder block 20 is arranged to be plugged in with the ladder groove 100, which helps the fixed seat 2 and the connecting seat 10 to be stably plugged in and installed. When the monitor 3 is installed, the mine pressure is monitored in real time, and the monitored information is transmitted to the external display screen in real time through the wire, which helps outsiders to understand the changes in internal mine pressure in real time.

[0046] It is worth adding that one end of the universal joint 42 is welded and fixed to the support seat 41, the other end of the universal joint 42 is connected to the end of the threaded rod 4 through the bearing 420, the inner ring of the bearing 420 is welded and fixed to the other end of the universal joint 42, the outer ring of the bearing 420 is welded and fixed to the threaded rod 4, and the anti-slip pad 410 is bonded and fixed to the support seat 41.

[0047] In the utility model, the universal joint 42 is provided to facilitate the multi-angle rotation cooperation between the support seat 41 and the threaded rod 4, and with the cooperation of the bearing 420, the flexible rotation cooperation between the universal joint 42 and the threaded rod 4 is achieved, the support seat 41 is tightly fitted with the mine wall of the mine, and when the threaded rod 4 rotates in the thread groove 11, it does not affect the fit between the support seat 41 and the mine wall.

[0048] When the mine pressure monitoring device of this embodiment is used, the user first installs the monitor 3 and the fixing seat 2 together, and then plugs and matches the ladder block 20 with the ladder groove 100, and with the cooperation of the first fixing bolt 111, it is threadedly connected with the first threaded hole 110 to realize the fixing of the fixing seat 2 and the connecting seat 10 together, and then the support seat 41 with the anti-slip pad 410 is rotatably connected to the threaded rod 4 through the universal joint 42 and the bearing 420, and the threaded rod 4 is threadedly connected to the threaded groove 11;

[0049] When it is necessary to monitor the mine pressure in different mines, the handle 40 is manually turned according to the length of the inner wall of the mine to adjust the total length of the threaded rod 4 and the adjusting rod 1, so that the support seat 41 is tightly fitted with the corresponding inner wall of the mine, and the total length of the threaded rod 4 and the adjusting rod 1 is fixed with the cooperation of the first fixing bolt 111, so that the adjusting rod 1 is supported inside the mine, the monitor 3 is powered on, and connected to the external display screen through a wire, so as to monitor the internal mine pressure in real time and transmit the monitored information. The overall combined structure is simple, does not occupy the internal space of the mine, does not affect the internal passage, and the monitor 3 is easy to be removed from the fixing seat 2 for replacement.

Claims

1. A mine pressure monitoring device, comprising an adjusting rod (1), a connecting seat (10) is provided in the middle of the outer wall of the adjusting rod (1), a fixing seat (2) is provided above the connecting seat (10), and a monitor (3) is provided on the upper surface of the fixing seat (2), characterized in that: The adjusting rod (1) has thread grooves (11) at both ends, a threaded rod (4) is arranged in the thread grooves (11), a screw handle (40) is arranged on the outer wall of the threaded rod (4) near the end, a support seat (41) is arranged at the outer end of the threaded rod (4), the support seat (41) is connected to the threaded rod (4) through a universal joint (42), an anti-slip pad (410) is arranged on the outer wall of the support seat (41), a ladder groove (100) is symmetrically arranged on the upper surface of the connecting seat (10) near the left end, a ladder block (20) is arranged on the lower surface of the fixing seat (2) at a position corresponding to the ladder groove (100), a second threaded hole (200) is arranged at the left end of the ladder block (20), a second fixing bolt (201) is arranged in the second threaded hole (200), and a through hole (101) is arranged on the outer wall of the connecting seat (10) at a position corresponding to the second threaded hole (200).

2. The mine pressure monitoring device according to claim 1, characterized in that: A first threaded hole (110) communicating with the interior of the threaded groove (11) is provided on the outer wall of the adjusting rod (1), and a first fixing bolt (111) is provided in each of the first threaded holes (110).

3. The mine pressure monitoring device according to claim 1, characterized in that: The bottom of the connecting seat (10) is welded and fixed to the adjusting rod (1), the width of the inner wall of the ladder-shaped groove (100) is matched with the width of the outer wall of the ladder-shaped block (20), the ladder-shaped block (20) and the fixing seat (2) are an integrally formed structure, and the bottom of the monitor (3) is fixedly connected to the fixing seat (2) by screws.

4. The mine pressure monitoring device according to claim 1, characterized in that: The outer diameter of the second fixing bolt (201) is matched with the inner diameter of the second threaded hole (200), and the outer diameter of the second fixing bolt (201) is matched with the inner diameter of the through hole (101).

5. The mine pressure monitoring device according to claim 1, characterized in that: The inner diameter of the thread groove (11) is matched to the diameter of the threaded rod (4), and the handle (40) and the threaded rod (4) are an integrally formed structure.

6. The mine pressure monitoring device according to claim 2, characterized in that: The inner diameter of the first threaded hole (110) is matched to the diameter of the first fixing bolt (111), and the end of the first fixing bolt (111) is tightly fitted to the outer wall of the threaded rod (4).

7. The mine pressure monitoring device according to claim 1, characterized in that: One end of the universal joint (42) is welded and fixed to the support seat (41), the other end of the universal joint (42) is connected to the end of the threaded rod (4) through a bearing (420), the inner ring of the bearing (420) is welded and fixed to the other end of the universal joint (42), the outer ring of the bearing (420) is welded and fixed to the threaded rod (4), and the anti-slip pad (410) is adhesively fixed to the support seat (41).

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