CN218894646U

CN218894646U - Pressure measuring device for stope face of open pit coal mine

Info

Publication number: CN218894646U
Application number: CN202223506957.2U
Authority: CN
Inventors: 边明飞
Original assignee: Hotan Buya Mining Co ltd
Current assignee: Hotan Buya Mining Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-04-21
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to the technical field of coal mining, in particular to an open pit coal mining working face pressure measuring device which comprises a frame, wherein a rotating disc is fixedly connected to the middle of the top end of the frame, an adjusting box is arranged on the right side of the rotating disc, an adjusting machine box is fixedly connected to the right side of the top of the adjusting box, an adjusting disc is movably connected to the inside of the rotating disc, a rotating machine box is fixedly connected to the upper left side of the rotating disc, an adjusting mechanism is arranged in the adjusting box, and a replacement mechanism is arranged in the rotating disc. The utility model realizes the adjustment of the pressure measuring angle and the rotation and replacement of the pressure measuring device, and improves the adjustability, convenience and accuracy of the device.

Description

Pressure measuring device for stope face of open pit coal mine

Technical Field

The utility model relates to the technical field of coal mining, in particular to a pressure measuring device for an opencut coal mining working face.

Background

At present, in the coal mine production management, the changes of the strut or bracket pressure, the anchor rod tension, the surrounding rock stress and the like of a coal mine stoping working face are required to be monitored and collected in time so as to determine the working state of the strut or bracket, the stress state of the surrounding rock, the movement state of an overlying strata and the like, corresponding data are provided for the safe production of the coal mine, the safe and smooth running of the coal mine production is ensured, the working face pressure measurement is mainly carried out on the surface of a coal mine roadway through a drilling mechanism, and a pressure measuring device is arranged in the hole for real-time monitoring.

The prior art is similar to a coal mine stope face pressure measuring device in that a crawler frame is used for driving a drilling mechanism and a pressure measuring mechanism to measure pressure automatically, a first motor and a fourth motor are controlled by a button on a control panel to enable a drill rod to move downwards, when a drill bit below the drill rod contacts the ground, the drill rod is started to drill after the drill bit reaches a certain depth, the first motor is controlled to move upwards, the drill rod is taken out of the drill hole, a working chamber moves forwards, a pressure detector is enabled to move to the position above the drill hole, a second motor is controlled to drive a first air cylinder to move downwards, the pressure detector is plugged into the drill hole, the pressure sensor transmits collected pressure data to a single chip microcomputer through a second data line, the data are processed in the single chip microcomputer and then transmitted to the inside a storage card through the first data line, a wireless transmission device is arranged on the left side of the storage card, processed information is transmitted to a display screen to be convenient for watching the data, a crawler is arranged at the bottom of a main body of the device, and the device can move better in the wild but still has a place which can be optimized.

1. The existing device needs to enable the pressure gauge to be aligned with the drilling hole through displacement of the frame, so that part of the pressure gauge is difficult to accurately align with the drilling hole, and the part of the pressure gauge is damaged due to collision with a roadway.

2. Meanwhile, the device is mainly used for drilling holes in the fixed direction and measuring pressure, so that partial devices detect the pressure of each angle of the coal mine roadway, monitoring data are not comprehensive enough, and the detection efficiency and practicality of the device are reduced.

Disclosure of Invention

The utility model aims to provide a pressure measuring device for an open pit coal mine stope face, which aims to solve the problems that in the prior art, a pressure measuring device is required to be aligned with a drill hole through displacement of a frame, so that part of pressure measuring devices are difficult to be aligned into the drill hole accurately, and therefore part of pressure measuring devices collide with a roadway to damage the roadway, meanwhile, the device is mainly used for drilling holes in a fixed direction and measuring pressure, so that part of devices detect pressure of all angles of the roadway of a coal mine, and monitoring data are not comprehensive enough.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an opencast coal mine stope face pressure measurement device comprising:

the frame, the top middle part fixedly connected with rolling disc of frame, the right side of rolling disc is equipped with the regulating box, the top right side fixedly connected with regulating box of regulating box, the inside swing joint of rolling disc has the regulating plate, the left side top fixedly connected with rolling box of rolling disc, the inside of regulating box is equipped with adjustment mechanism, the inside of rolling disc is equipped with change mechanism.

Preferably, the adjusting mechanism comprises an adjusting motor, the adjusting motor is arranged in the adjusting cabinet, the bottom end of the adjusting motor is fixedly connected with a transmission shaft, the bottom end of the transmission shaft penetrates through the adjusting cabinet and is fixedly connected with a first bevel gear, and the top end of the adjusting cabinet is fixedly connected with a control console.

Preferably, the bottom left side meshing of first conical gear is connected with the second conical gear, the inner wall fixedly connected with screw rod of second conical gear, both ends swing joint is in the inside of regulating box about the screw rod, the outer wall left side swing joint of screw rod has the slider.

Preferably, the bottom of slider passes the regulating box and swing joint has the traction lever, the screw hole that corresponds with the screw rod has been seted up to the inner wall of slider, the spacing sliding joint that corresponds with the slider is seted up on the top of regulating box, the other end swing joint of traction lever is at the right side middle part of rolling disc.

Preferably, the replacing mechanism comprises a rotating motor, the rotating motor is arranged in a rotating case, the right side of the rotating motor is fixedly connected with a rotating shaft, the right end of the rotating shaft penetrates through a rotating disc and is fixedly connected with a main gear, the top of the main gear is in meshed connection with a rack belt, the shape of the rack belt is a quarter internal gear, and the right side of the rack belt is fixedly connected with the left side of an adjusting disc.

Preferably, the drilling machine is fixedly connected to the left side of the outer wall of the adjusting disc, and the pressure measuring device is fixedly connected to the top of the outer wall of the adjusting disc.

Compared with the prior art, the utility model has the beneficial effects that:

1. this kind of opencut working face pressure measurement device is provided with adjustment mechanism, starts adjustment motor through the control cabinet and drives transmission shaft, conical gear and screw rod synchronous rotation for the slider drives the bottom side-to-side slip of traction lever, and the top of traction lever drives the rotation dish and rotates about, through above-mentioned design, realizes the regulation to the pressure measurement angle, avoids dividing the device to detect the pressure of each angle in colliery tunnel, thereby avoids monitoring data not comprehensive enough for measurement of efficiency obtains improving, has improved the adjustability and the practicality of device.

2. This kind of opencut working face pressure measuring device is provided with the change mechanism, starts rotation motor through the control cabinet and drives axis of rotation, main gear and rack area rotation, and the rack area drives the regulating disk synchronous rotation, and the regulating disk drives pressure measuring device and drilling machine synchronous rotation, through above-mentioned design, realizes the rotation change to the pressure measuring device, avoids partial pressure measuring device to be difficult to the accurate alignment entering drilling to avoid partial pressure measuring device to bump with the tunnel and damage, make measurement of efficiency obtain improving the convenience and the practicality of device.

Drawings

FIG. 1 is a schematic side cross-sectional view of a structure of the present utility model;

FIG. 2 is a schematic elevational cross-sectional view of the structure of the present utility model;

FIG. 3 is a schematic elevational view in partial cross-section of the frame and adjustment mechanism of the present utility model;

fig. 4 is a schematic elevational view in partial cross-section of the rotary disk and exchange mechanism of the present utility model.

In the figure: 11. a frame; 12. a rotating disc; 13. an adjusting box; 15. the machine box is regulated; 16. an adjusting plate; 18. rotating the case; 2. an adjusting mechanism; 21. adjusting a motor; 22. a transmission shaft; 23. a first bevel gear; 25. a second bevel gear; 26. a screw; 28. a console; 31. a slide block; 32. a threaded hole; 33. limiting sliding joints; 38. a traction rod; 6. a replacement mechanism; 61. a rotating motor; 62. a rotating shaft; 63. a main gear; 65. a toothed strip; 66. a drilling machine; 68. a pressure gauge.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided:

an opencast coal mine stope face pressure measurement device comprising:

the frame 11, the top middle part fixedly connected with rolling disc 12 of frame 11, the right side of rolling disc 12 is equipped with regulating box 13, and the top right side fixedly connected with regulating box 15 of regulating box 13, the inside swing joint of rolling disc 12 has regulating plate 16, and the left side top fixedly connected with rolling box 18 of rolling disc 12, and the inside of regulating box 13 is equipped with adjustment mechanism 2, and the inside of rolling disc 12 is equipped with change mechanism 6.

The regulating mechanism 2 comprises a regulating motor 21, the regulating motor 21 is arranged in a regulating cabinet 15, a transmission shaft 22 is fixedly connected to the bottom end of the regulating motor 21, the bottom end of the transmission shaft 22 penetrates through a regulating cabinet 13 and is fixedly connected with a first conical gear 23, the top end of the regulating cabinet 15 is fixedly connected with a control console 28, through the design, the rotation of the first conical gear 23 is realized, the left side of the bottom end of the first conical gear 23 is meshed with a second conical gear 25, the inner wall of the second conical gear 25 is fixedly connected with a screw rod 26, the left end and the right end of the screw rod 26 are movably connected in the regulating cabinet 13, the left side of the outer wall of the screw rod 26 is movably connected with a sliding block 31, through the design, the limit rotation of the screw rod 26 is realized, the bottom end of the sliding block 31 penetrates through the regulating cabinet 13 and is movably connected with a traction rod 38, the inner wall of the sliding block 31 is provided with a threaded hole 32 corresponding to the screw rod 26, the top end of the regulating cabinet 13 is provided with a limit sliding slot 33 corresponding to the sliding block 31, and the other end of the traction rod 38 is movably connected with the middle part of the right side of the rotating disk 12, and through the design, the rotation of the traction rod 38 drives the rotating disk 12.

The replacing mechanism 6 comprises a rotating motor 61, the rotating motor 61 is arranged in the rotating case 18, a rotating shaft 62 is fixedly connected to the right side of the rotating motor 61, the right end of the rotating shaft 62 penetrates through the rotating disc 12 and is fixedly connected with a main gear 63, the top of the main gear 63 is in meshed connection with a rack belt 65, the appearance of the rack belt 65 is a quarter internal gear, the right side of the rack belt 65 is fixedly connected with the left side of the adjusting disc 16, through the design, the rotation of the adjusting disc 16 is achieved, the left side of the outer wall of the adjusting disc 16 is fixedly connected with a drilling machine 66, the top of the outer wall of the adjusting disc 16 is fixedly connected with a pressure measuring device 68, and through the design, the rotation replacement of the drilling machine 66 and the pressure measuring device 68 is achieved.

Working principle: when the pressure measurement angle needs to be adjusted, the adjusting motor 21 is started through the control console 28, the adjusting motor 21 drives the transmission shaft 22 to rotate, the transmission shaft 22 drives the first bevel gear 23 to synchronously rotate, the first bevel gear 23 is meshed to drive the second bevel gear 25 to rotate, the second bevel gear 25 drives the screw 26 to synchronously rotate, the sliding block 31 is limited by the threaded hole 32 and the limiting sliding slot 33, the sliding block 31 drives the bottom end of the traction rod 38 to slide left and right, and the top end of the traction rod 38 drives the rotating disc 12 to rotate left and right, so that the pressure measurement angle is adjusted.

When the pressure gauge 68 needs to be rotated and replaced, the rotating motor 61 is started through the control console 28, the rotating motor 61 drives the rotating shaft 62 to rotate, the rotating shaft 62 drives the main gear 63 to synchronously rotate, the main gear 63 is meshed with the toothed belt 65 to drive the toothed belt 65 to synchronously rotate, the adjusting disc 16 drives the pressure gauge 68 and the drilling machine 66 to synchronously rotate, the rotation and replacement operation of the pressure gauge 68 is achieved, and the operation ends.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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

1. The utility model provides an opencast coal mine stope face pressure measurement device, includes frame (11), its characterized in that: the novel bicycle frame is characterized in that a rotating disc (12) is fixedly connected to the middle of the top end of the bicycle frame (11), an adjusting box (13) is arranged on the right side of the rotating disc (12), an adjusting machine box (15) is fixedly connected to the right side of the top of the adjusting box (13), an adjusting disc (16) is movably connected to the inside of the rotating disc (12), a rotating machine box (18) is fixedly connected to the upper left side of the rotating disc (12), an adjusting mechanism (2) is arranged in the adjusting box (13), and a replacement mechanism (6) is arranged in the rotating disc (12).

2. The pressure measuring device for an open pit coal mining working face according to claim 1, wherein: the adjusting mechanism (2) comprises an adjusting motor (21), the adjusting motor (21) is arranged inside an adjusting cabinet (15), a transmission shaft (22) is fixedly connected to the bottom end of the adjusting motor (21), the bottom end of the transmission shaft (22) penetrates through the adjusting cabinet (13) and is fixedly connected with a first bevel gear (23), and a control console (28) is fixedly connected to the top end of the adjusting cabinet (15).

3. The pressure measuring device for an open pit coal mining working face according to claim 2, wherein: the left side meshing of bottom of first conical gear (23) is connected with second conical gear (25), the inner wall fixedly connected with screw rod (26) of second conical gear (25), the inside at regulating box (13) is connected with both ends swing joint about screw rod (26), the outer wall left side swing joint of screw rod (26) has slider (31).

4. A stope face pressure measurement device as claimed in claim 3 wherein: the bottom of slider (31) passes adjustment box (13) and swing joint have traction lever (38), screw hole (32) corresponding with screw rod (26) have been seted up to the inner wall of slider (31), spacing sliding joint (33) corresponding with slider (31) have been seted up on the top of adjustment box (13), the right side middle part of traction lever (38) other end swing joint at rolling disc (12).

5. The pressure measuring device for an open pit coal mining working face according to claim 1, wherein: the replacing mechanism (6) comprises a rotating motor (61), the rotating motor (61) is arranged in a rotating case (18), a rotating shaft (62) is fixedly connected to the right side of the rotating motor (61), the right end of the rotating shaft (62) penetrates through a rotating disc (12) and is fixedly connected with a main gear (63), the top of the main gear (63) is meshed and connected with a rack belt (65), the appearance of the rack belt (65) is a quarter internal gear, and the right side of the rack belt (65) is fixedly connected with the left side of an adjusting disc (16).

6. The pressure measuring device for an open pit coal mining working face according to claim 5, wherein: the left side of the outer wall of the adjusting disc (16) is fixedly connected with a drilling machine (66), and the top of the outer wall of the adjusting disc (16) is fixedly connected with a pressure measuring device (68).