CN110953959A - Coal mine underground roadway tunneling measuring device - Google Patents
Coal mine underground roadway tunneling measuring device Download PDFInfo
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- CN110953959A CN110953959A CN201911254373.0A CN201911254373A CN110953959A CN 110953959 A CN110953959 A CN 110953959A CN 201911254373 A CN201911254373 A CN 201911254373A CN 110953959 A CN110953959 A CN 110953959A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a coal mine underground roadway tunneling measuring device in the technical field of measuring devices, which comprises a base, wherein an adjusting rod is arranged at the top of a horizontal tripod support frame, the rear end of a rotating shaft penetrates through the rear side of an arc-shaped groove and is sleeved with a driving roller, the right side of the rear end of a mounting plate is movably provided with a measuring disc through a pin shaft, the driving roller, a driven roller and a driving roller are in transmission connection through a driving belt, when a roadway tunneling machine works forwards, a stress spring enables the measuring roller to be always in contact with a roadway roof so as to rotate, the measuring roller drives the driving roller when rotating, the driving roller drives the driven roller and the driving roller to rotate through the driving belt, the pin shaft is driven to rotate when the driven roller rotates, the pin shaft rotates to drive a pointer to rotate, the tunneling roadway length can be calculated according to the number of turns of the pointer and, the method is simple and convenient, and the tunneling efficiency is not influenced.
Description
Technical Field
The invention relates to the technical field of measuring devices, in particular to a coal mine underground roadway tunneling measuring device.
Background
Coal mines are reasonable spaces excavated by human beings when excavating geological strata rich in coal, generally comprise tunnels, underground wells, excavation faces and the like, in a horizontal tunnel, if the displacement of a roof of a coal mine tunnel is large, the safety development of underground coal mine operation is seriously influenced, particularly in the process of advancing tunneling work, manual measurement is mostly adopted on the displacement measurement of the roof of the existing tunnel in the conventional tunnel, and the displacement of the roof of the tunnel is measured by using a traditional measurement mode (such as a manual drawing ruler, a rope tied on an anchor net, a convergence meter of a roof and a bottom plate of the tunnel, a multipoint displacement meter and the like) at intervals, so that the mode not only needs large labor force and inaccurate measurement, but also cannot be matched with the tunneling work, the existing measurement device has a single structure and cannot well measure the length of the tunneled tunnel, and the calculation of the length of the tunnel is related to the subsequent underground coal mine lead laying work, often need later stage to calculate through manual operation measuring equipment, in addition at the in-process of measuring for fixed cotton rope, the construction team group need stop the tunnelling operation and at roof drilling and embedding wood wedge, influences tunnelling efficiency from this, for this reason, we provide a colliery underworkings tunnelling measuring device.
Disclosure of Invention
The invention aims to provide a coal mine underground roadway tunneling measuring device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a coal mine underground roadway tunneling measuring device comprises a base, wherein a horizontal tripod supporting frame is arranged at the top of the base, an adjusting rod is arranged at the top of the horizontal tripod supporting frame, a fixed rod is fixedly arranged at the left side of the adjusting rod, a movable rod is inserted at the top of the fixed rod, the bottom end of the movable rod penetrates through the top of the fixed rod and is fixedly connected with the inner wall at the bottom of the fixed rod through a stress spring, a connecting block is connected at the top end of the movable rod, an arc-shaped groove is formed in the top of the connecting block, a measuring roller is arranged in the arc-shaped groove, a rotating shaft is inserted in the front of and at the back of the circle center of the measuring roller, the front end of the rotating shaft is connected with the inner wall at the front side of the arc-shaped groove through a bearing, the, the outer wall of the bottom of the left side of the fixed rod is provided with a slide block, the outer wall of the right side of the guide rod is provided with a slide groove matched with the slide block, the outer wall of the rear side of the fixed rod is fixedly provided with an installation plate, the right side of the rear end of the installation plate is movably provided with a measuring disc through a pin shaft, and the outer wall of the pin shaft is sleeved with a driven roller, the left side of the rear end of the mounting plate is transversely provided with a dovetail chute, a dovetail slide block matched with the dovetail slide groove is arranged in the dovetail slide groove, the rear side of the dovetail slide block is connected with a mounting rod, and the outer wall of the mounting rod is sleeved with a driving roller, the driven roller and the driving roller are in transmission connection through a transmission belt, a compensation rod is fixedly arranged on the inner wall of the right side of the dovetail chute, a push rod is inserted at the left end of the compensation rod, and the right end of the push rod penetrates through the left end of the compensation rod and is connected with a return spring, the right end of the push rod is fixedly connected with the inner wall of the right side of the compensation rod through the return spring, and the other end of the push rod is connected with the outer wall of the installation rod.
Preferably, the horizontal tripod comprises a horizontal ball connected with the bottom of the adjusting rod, the outer wall of the horizontal ball is sleeved with a shell, the inner wall of the shell is uniformly provided with a ball pocket, the ball pocket is internally provided with a rotating ball, the rotating ball is attached to the surface of the horizontal ball, the center of the bottom of the shell is provided with an opening, the bottom of the opening is provided with an installation pipe, the surface of the shell is equidistantly and rotatably connected with three support rods with the same structure, the bottoms of the three support rods are all inserted with a buffer rod, the outer wall of the buffer rod is sleeved with a buffer spring, the front side and the rear side of the top of the base are sequentially provided with three groups of fixed blocks from left to right, the front side and the rear side of the bottom of the buffer rod are inserted with a connecting shaft, the front end of the connecting shaft penetrates through the front fixed block and is sleeved with, and the counterweight column penetrates through the mounting pipe and is connected with a counterweight block.
Preferably, the horizon ball is hemisphere horizon ball, the casing is the hemisphere casing, the balancing weight is the conical balancing weight of handstand, installation pipe lower extreme diameter is less than installation pipe upper end diameter, and installation pipe upper end diameter is the same with the opening diameter.
Preferably, adjust the pole and include the carousel of being connected with horizontal tripod support frame top, the carousel bottom left and right sides is provided with the spheroid, and horizontal ball top right side is provided with the annular ball pocket that matches with the spheroid, the welding of carousel top has the screw rod, and the screw rod outer wall has cup jointed the connecting rod, and the welding of connecting rod left side and dead lever right side, the screw hole that matches with the screw rod is seted up to the connecting rod bottom.
Preferably, the measuring disc includes a connection bearing fixedly sleeved on the outer wall of the pin shaft, the circumferential outer wall of the connection bearing is sleeved with the disc body, the rear end of the pin shaft is provided with a pointer, the rear end of the pointer is provided with a threaded rod, the rear end of the pin shaft is provided with a threaded connection hole matched with the threaded rod, and the circumferential outer wall of the rear side of the disc body is provided with scale bars.
Preferably, the circular through hole matched with the connecting bearing is formed in the circle center of the disc body, arc-shaped clamping blocks with the same structure are symmetrically arranged at the top and the bottom of the circular through hole, the arc-shaped clamping blocks are elastic rubber clamping blocks, and arc-shaped clamping grooves matched with the arc-shaped clamping blocks are symmetrically formed in the top and the bottom of the outer wall of the connecting bearing.
Preferably, the outer walls of the front sides of the adjusting rod, the movable rod and the guide rod are provided with scale strips, and bolt connecting rods are inserted into the periphery of the top of the base.
Compared with the prior art, the invention has the beneficial effects that:
1. when the device is used, the screw rod is rotated by rotating the turntable, the connecting rod drives the fixed rod to ascend, when the measuring roller is contacted with the top plate of the roadway, the length between the horizontal ball and the top plate of the roadway is calculated by recording the scale strips on the outer wall of the front surface of the adjusting rod, the movable rod and the guide rod, when the roadway heading machine works forwards, the measuring roller pushes the movable rod to extrude the stress spring downwards when the part of the top plate of the roadway deviates, then the length between the horizontal ball and the top plate of the roadway is calculated according to the scale strips on the outer wall of the front surface of the adjusting rod, the movable rod and the guide rod, the distance of the displacement of the top plate of the roadway can be determined by comparing the recording result with the result of the previous measurement, the labor force is reduced, the horizontal three-foot supporting frame is arranged, the balancing weight on the horizontal three-foot supporting frame always ensures that the, the vibration generated during forward tunneling work of the tunnel boring machine and the condition that the upper measuring device is high or low can be effectively reduced, and the measuring accuracy is ensured;
2. when the novel tunnel boring machine works forwards, the stress spring enables the measuring roller to be always in contact with a tunnel top plate, so that the measuring roller rotates when the tunnel boring machine tunnels forwards, the rotating shaft is driven to rotate when the measuring roller rotates, the rotating shaft drives the driving roller, the driving roller drives the driven roller and the driving roller to rotate through the driving belt, the pin shaft is driven to rotate when the driven roller rotates, the pin shaft rotates to drive the pointer to rotate, the length of a tunneled tunnel can be calculated according to the number of turns of the pointer rotating and the scale strips of the disc body, meanwhile, the compensation rod, the reset spring and the push rod are matched, when the movable rod moves downwards, the driving belt is in a loosening state, the reset spring pushes the push rod to enable the dovetail slide block to move in the dovetail chute, so that the driving roller is in tight contact with the driving belt, the driving belt is in a tightening state, the method does not need fixed cord calculation, is simple and convenient, and does not influence the tunneling efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of the drive roller configuration of the present invention;
FIG. 3 is a rear view of the mounting plate structure of the present invention;
fig. 4 is a schematic view of the structure of the adjusting lever of the present invention.
In the figure: the device comprises a base 1, a horizontal tripod 2, a horizontal ball 21, a shell 22, a rotary ball 23, a support rod 24, an installation pipe 25, a counterweight column 26, a counterweight block 27, a buffer spring 28, an adjusting rod 3, a rotating disk 31, a sphere 32, a screw 33, a connecting rod 34, a fixing rod 4, a movable rod 5, a connecting block 6, a measuring roller 7, a rotating shaft 8, a guide rod 9, a mounting plate 10, a driving roller 11, a driving belt 12, a measuring disk 13, a connecting bearing 131, a disk body 132, a pointer 133, a dovetail sliding groove 14, a compensation rod 15, a driving roller 16, a dovetail sliding block 17 and a pin shaft 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a coal mine underground roadway tunneling measuring device comprises a base 1, wherein the base 1 is used for connecting the measuring device with a roadway tunneling machine, a horizontal tripod support frame 2 is arranged at the top of the base 1 to provide support and ensure levelness during measurement to improve measurement accuracy, an adjusting rod 3 is arranged at the top of the horizontal tripod support frame 2, height adjustment work is carried out according to a roadway roof, a fixed rod 4 is fixedly arranged at the left side of the adjusting rod 3, a movable rod 5 is inserted at the top of the fixed rod 4, the bottom end of the movable rod 5 penetrates through the top of the fixed rod 4 and is fixedly connected with the inner wall at the bottom of the fixed rod 4 through a stress spring, a measuring roller 7 at the top is always in contact with the roadway roof, a connecting block 6 is connected at the top end of the movable rod 5, an arc-shaped groove is formed at the top of the connecting block 6, a, the front end of a rotating shaft 8 is connected with the inner wall of the front side of an arc-shaped groove through a bearing, the rear end of the rotating shaft 8 penetrates through the rear side of the arc-shaped groove and is sleeved with a driving roller 11, a guide rod 9 is vertically arranged at the top of a horizontal three-legged support frame 2, the guide rod 9 is positioned at the left side of a fixed rod 4, a slide block is arranged on the outer wall of the bottom of the left side of the fixed rod 4, a slide groove matched with the slide block is formed in the outer wall of the right side of the guide rod 9, the slide block is matched with the slide groove, so that not only is the stability in height adjustment improved, but also the situation that when a rotary disc 31 is rotated to enable a screw 33 to rotate is avoided, the screw 33 drives a connecting rod 34 to rotate, a mounting plate 10 is fixedly arranged on the outer wall of the rear side of the fixed rod 4 and is used for mounting, and the outer wall of the pin shaft 18 is sleeved with a driven roller, the left side of the rear end of the mounting plate 10 is transversely provided with a dovetail chute 14, the dovetail chute 14 is internally provided with a matched dovetail slide block 17, so that a driving roller 16 can move, the rear side of the dovetail slide block 17 is connected with a mounting rod, the outer wall of the mounting rod is sleeved with the driving roller 16, the driving roller 11, the driven roller and the driving roller 16 are in transmission connection through a driving belt 12, in order to prevent the driving belt 12 from separating from the driving roller 11, the driven roller and the driving roller 16, the driving roller 11, the driven roller and the driving roller 16 can be provided with annular grooves matched with the driving belt 12, the inner wall of the right side of the dovetail chute 14 is fixedly provided with a compensating rod 15, the left end of the compensating rod 15 is spliced with a push rod, the right end of the push rod penetrates through the left end of the compensating rod 15 and, when the movable rod 5 is downward, the transmission belt 12 is in a loose state, and the restoring spring pushes the push rod to make the transmission roller 16 tightly contact with the transmission belt 12, so that the transmission belt 12 is in a tight state, and the transmission work is normally carried out.
Wherein, the horizontal tripod supporting frame 2 comprises a horizontal ball 21 connected with the bottom of the adjusting rod 3, the outer wall of the horizontal ball 21 is sleeved with a shell 22, the inner wall of the shell 22 is uniformly provided with a ball pocket, the ball pocket is internally provided with a rotating ball 23, the rotating ball 23 is attached to the surface of the horizontal ball 21, the friction force of the horizontal ball 21 in rolling motion is reduced, the center of the bottom of the shell 22 is provided with an opening, the bottom of the opening is provided with a mounting pipe 25, the surface of the shell 22 is equidistantly and rotatably connected with three supporting rods 24 with the same structure for supporting, the bottoms of the three supporting rods 24 are all inserted with buffer rods, the outer wall of each buffer rod is sleeved with a buffer spring 28, when the tunnel boring machine works, the tunnel boring machine inevitably generates vibration, the influence of the vibration on the measuring device is reduced, the front and back sides of the top of the base 1 are sequentially provided with three groups of fixing blocks from left to right, the rear end of the connecting shaft penetrates through the rear side fixing block and is sleeved with the nut, so that the angle can be adjusted conveniently, the circle center position of the bottom of the horizontal ball 21 is vertically downwards provided with the counterweight column 26, the counterweight column 26 penetrates through the mounting pipe 27 and is connected with the counterweight 27, the horizontal ball 21 is always kept in a horizontal state, and the measuring precision is improved;
the horizontal ball 21 is a hemispherical horizontal ball, the shell 22 is a hemispherical shell, the counterweight block 27 is an inverted conical counterweight block, good downward vertical gravity is provided, the diameter of the lower end of the installation pipe 25 is smaller than that of the upper end of the installation pipe 25, and the diameter of the upper end of the installation pipe 25 is the same as that of the through opening, so that the counterweight column 26 is prevented from swinging;
the adjusting rod 3 comprises a rotary table 31 connected with the top of the horizontal tripod supporting frame 2, the left side and the right side of the bottom of the rotary table 31 are provided with spheres 32, the right side of the top of the horizontal sphere 21 is provided with an annular ball pocket matched with the spheres 32, the rotary table 31 is convenient to rotate, meanwhile, in order to facilitate the use of an operator, anti-skid grains can be arranged on the outer wall of the rotary table 31, a screw rod 33 is welded on the top of the rotary table 31, a connecting rod 34 is sleeved on the outer wall of the screw rod 33, the connecting rod 34 is convenient to adjust and ascend or descend, the left side of the connecting rod 34 is welded;
the measuring disc 13 comprises a connecting bearing 131 fixedly sleeved on the outer wall of the pin shaft 18, namely, the inner ring of the connecting bearing 131 is fixedly connected with the outer wall of the pin shaft 18, so that the disc body 132 is prevented from rotating along with the rotation of the pin shaft 18, the disc body 132 is sleeved on the outer circumferential wall of the connecting bearing 131, the pointer 133 is arranged at the rear end of the pin shaft 18, the threaded rod is arranged at the rear end of the pointer 133, the threaded connecting hole matched with the threaded rod is formed in the rear end of the pin shaft 18, the dismounting and the mounting are convenient, the scale bars are arranged on the outer circumferential wall of the rear side of the disc body 132, and the roadway length;
a circular through hole matched with the connecting bearing 131 is formed in the center of the circle of the disc body 132, arc-shaped clamping blocks with the same structure are symmetrically arranged at the top and the bottom of the circular through hole, the arc-shaped clamping blocks are elastic rubber clamping blocks, and arc-shaped clamping grooves matched with the arc-shaped clamping blocks are symmetrically formed in the top and the bottom of the outer wall of the connecting bearing 131, so that different measuring discs 13 can be conveniently disassembled and assembled;
adjust pole 3, movable rod 5 and the positive outer wall of guide bar 9 and all be provided with the scale strip, be convenient for calculate the distance between tunnel top to the horizontal ball 21, come the contrast with the result of previous measuring and confirm the distance of tunnel roof displacement, base 1 top all is pegged graft all around has bolted connection pole for be connected this measuring device and tunnel boring machine.
The working principle is as follows: when in use, the device is arranged at a proper position on a tunnel boring machine through bolt connecting rods on the periphery, the screw 33 is rotated through rotating the turntable 31, so that the connecting rod 34 drives the fixed rod 4 to ascend, when the measuring roller 7 is contacted with a tunnel top plate, firstly, the length between the horizontal ball 21 and the tunnel top plate is calculated by recording scale strips on the outer walls of the front surfaces of the adjusting rod 3, the movable rod 5 and the guide rod 9, when the tunnel boring machine works forwards, the measuring roller 7 pushes the movable rod 5 to press the stress spring downwards when the position of the part of the tunnel top plate deviates, then, the length between the horizontal ball 21 and the tunnel top plate is calculated according to the scale strips on the outer walls of the front surfaces of the adjusting rod 3, the movable rod 5 and the guide rod 9, the recording result of the time is compared with the result of the previous measurement, the displacement distance of the tunnel top plate can be determined, and simultaneously, when the tunnel boring machine works, the measuring roller 7 is in contact with a roadway roof, rotation occurs, the measuring roller 7 drives the rotating shaft 8 to rotate when rotating, the rotating shaft 8 drives the driving roller 11, the driving roller 11 drives the driven roller and the transmission roller 16 to rotate through the transmission belt 12, the driven roller drives the pin shaft 18 to rotate when rotating, the pin shaft 18 rotates to drive the pointer 133 to rotate, the roadway length for tunneling can be calculated by combining the scale strips of the disc body 132 according to the number of turns of the pointer 133 in a rotating mode, meanwhile, the compensation rod 15 is arranged, the reset spring is matched with the push rod, when the movable rod 5 faces downwards, at the moment, the transmission belt 12 is in a loosening state, at the moment, the reset spring pushes the push rod to enable the dovetail slide block 17 to move in the dovetail sliding groove 14 due to the restoring force of the reset spring, the transmission roller 16 is made to be in tight contact with.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a colliery underworkings tunnelling measuring device, includes base (1), its characterized in that: the device is characterized in that a horizontal tripod supporting frame (2) is arranged at the top of the base (1), an adjusting rod (3) is arranged at the top of the horizontal tripod supporting frame (2), a fixed rod (4) is fixedly arranged at the left side of the adjusting rod (3), a movable rod (5) is inserted into the top of the fixed rod (4), the bottom end of the movable rod (5) penetrates through the top of the fixed rod (4) and is fixedly connected with the inner wall of the bottom of the fixed rod (4) through a stress spring, a connecting block (6) is connected to the top end of the movable rod (5), an arc-shaped groove is formed in the top of the connecting block (6), a measuring roller (7) is arranged in the arc-shaped groove, a rotating shaft (8) is inserted into the front and back of the circle center of the measuring roller (7), the front end of the rotating shaft (8) is connected, the top of the horizontal tripod support frame (2) is vertically provided with a guide rod (9), the guide rod (9) is positioned on the left side of the fixed rod (4), the outer wall of the bottom of the left side of the fixed rod (4) is provided with a slide block, the outer wall of the right side of the guide rod (9) is provided with a slide groove matched with the slide block, the outer wall of the rear side of the fixed rod (4) is fixedly provided with a mounting plate (10), the right side of the rear end of the mounting plate (10) is movably provided with a measuring disc (13) through a pin shaft (18), the outer wall of the pin shaft (18) is sleeved with a driven roller, the left side of the rear end of the mounting plate (10) is transversely provided with a dovetail slide groove (14), the dovetail slide block (17) is matched with the dovetail slide block (14), the rear side of the dovetail slide block (17) is connected with a mounting rod, the outer wall, dovetail chute (14) right side inner wall is fixed and is provided with compensating rod (15), compensating rod (15) left end is pegged graft and is had the push rod, and the push rod right-hand member runs through compensating rod (15) left end and is connected with reset spring, and the push rod right-hand member passes through reset spring and compensating rod (15) right side inner wall fixed connection, and the push rod other end and installation pole outer wall connection.
2. The coal mine underground roadway tunneling measuring device according to claim 1, characterized in that: the horizontal tripod supporting frame (2) comprises a horizontal ball (21) connected with the bottom of the adjusting rod (3), the outer wall of the horizontal ball (21) is sleeved with a shell (22), the inner wall of the shell (22) is uniformly provided with a ball pocket, a rotating ball (23) is arranged in the ball pocket, the surface of the rotating ball (23) is attached to the surface of the horizontal ball (21), the center of the bottom of the shell (22) is provided with an opening, the bottom of the opening is provided with an installation pipe (25), the surface of the shell (22) is connected with three supporting rods (24) with the same structure in an equidistance rotating manner, the bottoms of the three groups of the supporting rods (24) are all inserted with buffer rods, the outer wall of each buffer rod is sleeved with a buffer spring (28), the front side and the rear side of the top of the base (1) are sequentially provided with three groups of fixed blocks from left to right, the, and the rear end of the connecting shaft penetrates through the rear side fixing block and is sleeved with a nut, a counterweight column (26) is vertically and downwards installed at the circle center position of the bottom of the horizontal ball (21), and the counterweight column (26) penetrates through the installation pipe (25) and is connected with a counterweight block (27).
3. The coal mine underground roadway tunneling measuring device according to claim 2, characterized in that: horizontal ball (21) are hemisphere horizontal ball, casing (22) are hemisphere casing, balancing weight (27) are the conical balancing weight of handstand, installation pipe (25) lower extreme diameter is less than installation pipe (25) upper end diameter, and installation pipe (25) upper end diameter is the same with the opening diameter.
4. The coal mine underground roadway excavation measuring device according to claim 1 or 2, characterized in that: adjust pole (3) and include carousel (31) of being connected with horizontal tripod support frame (2) top, the left and right sides of carousel (31) bottom is provided with spheroid (32), and horizontal ball (21) top right side is provided with the annular ball pocket that matches with spheroid (32), the welding of carousel (31) top has screw rod (33), and screw rod (33) outer wall has cup jointed connecting rod (34), and connecting rod (34) left side and dead lever (4) right side welding, the screw hole that matches with screw rod (33) is seted up to connecting rod (34) bottom.
5. The coal mine underground roadway tunneling measuring device according to claim 1, characterized in that: the measuring disc (13) is connected at the connecting bearing (131) of round pin axle (18) outer wall including fixed cover, connecting bearing (131) circumference outer wall has cup jointed disk body (132), and round pin axle (18) rear end is provided with pointer (133), pointer (133) rear end is provided with the threaded rod, and round pin axle (18) rear end sets up the threaded connection hole with the threaded rod matching, disk body (132) rear side circumference outer wall is provided with the scale strip.
6. The coal mine underground roadway tunneling measuring device according to claim 5, characterized in that: circular through holes matched with the connecting bearings (131) are formed in the circle centers of the disc bodies (132), arc-shaped clamping blocks with the same structure are symmetrically arranged at the tops and the bottoms of the circular through holes, the arc-shaped clamping blocks are elastic rubber clamping blocks, and arc-shaped clamping grooves matched with the arc-shaped clamping blocks are symmetrically formed in the tops and the bottoms of the outer walls of the connecting bearings (131).
7. The coal mine underground roadway tunneling measuring device according to claim 1, characterized in that: the adjusting rod (3), the movable rod (5) and the guide rod (9) are all provided with scale strips on the outer wall of the front side, and bolt connecting rods are inserted into the periphery of the top of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911254373.0A CN110953959A (en) | 2019-12-08 | 2019-12-08 | Coal mine underground roadway tunneling measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911254373.0A CN110953959A (en) | 2019-12-08 | 2019-12-08 | Coal mine underground roadway tunneling measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110953959A true CN110953959A (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911254373.0A Withdrawn CN110953959A (en) | 2019-12-08 | 2019-12-08 | Coal mine underground roadway tunneling measuring device |
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| Country | Link |
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| CN (1) | CN110953959A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578815A (en) * | 2020-04-14 | 2020-08-25 | 北京仿真中心 | Three-degree-of-freedom positioning scale and equipment position calibration method |
| CN112075246A (en) * | 2020-09-23 | 2020-12-15 | 苏州础润生态科技有限公司 | Culture device convenient for adjusting growth water depth of submerged plants and use method |
| CN112361923A (en) * | 2020-11-04 | 2021-02-12 | 华北科技学院 | Measuring device for monitoring coal mine tunnel roof deviation |
| CN113155382A (en) * | 2021-03-09 | 2021-07-23 | 沈国兴 | Movable bridge deflection detection device |
| CN114440736A (en) * | 2022-01-11 | 2022-05-06 | 淮北矿业股份有限公司 | Multi-angle surface displacement measuring device for arch tunnel |
-
2019
- 2019-12-08 CN CN201911254373.0A patent/CN110953959A/en not_active Withdrawn
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578815A (en) * | 2020-04-14 | 2020-08-25 | 北京仿真中心 | Three-degree-of-freedom positioning scale and equipment position calibration method |
| CN112075246A (en) * | 2020-09-23 | 2020-12-15 | 苏州础润生态科技有限公司 | Culture device convenient for adjusting growth water depth of submerged plants and use method |
| CN112075246B (en) * | 2020-09-23 | 2024-01-26 | 苏州础润生态科技有限公司 | Culture device convenient for adjusting growth water depth of submerged plants and use method |
| CN112361923A (en) * | 2020-11-04 | 2021-02-12 | 华北科技学院 | Measuring device for monitoring coal mine tunnel roof deviation |
| CN112361923B (en) * | 2020-11-04 | 2022-02-01 | 华北科技学院 | Measuring device for monitoring coal mine tunnel roof deviation |
| CN113155382A (en) * | 2021-03-09 | 2021-07-23 | 沈国兴 | Movable bridge deflection detection device |
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Application publication date: 20200403 |