CN114264391A - A device for measuring the temperature of the rock mass in the tunnel body in the high geothermal fault area - Google Patents
A device for measuring the temperature of the rock mass in the tunnel body in the high geothermal fault area Download PDFInfo
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- CN114264391A CN114264391A CN202111576973.6A CN202111576973A CN114264391A CN 114264391 A CN114264391 A CN 114264391A CN 202111576973 A CN202111576973 A CN 202111576973A CN 114264391 A CN114264391 A CN 114264391A
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- 239000011435 rock Substances 0.000 title claims abstract description 46
- 238000005553 drilling Methods 0.000 claims abstract description 62
- 241000252254 Catostomidae Species 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 230000002146 bilateral effect Effects 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 6
- 238000009529 body temperature measurement Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
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Abstract
The invention provides a device for measuring the rock mass temperature of a tunnel body of a high geothermal fault area, which solves the problems of carrying out multi-point temperature collection on the interior of a rock mass, observing the temperature change rule and reducing the labor intensity of workers; the multifunctional drilling machine comprises a tunnel body, wherein four anchor rods which are distributed in a rectangular shape are connected in the tunnel body, the four anchor rods are connected with a lifting frame in a vertical sliding mode, a drilling hole is formed in the middle of the lifting frame, a drilling rod is arranged in the drilling hole and is of a hollow structure, the drilling rod is connected with an external drilling machine, a drill bit is coaxially and detachably connected to the upper end of the drilling rod, an airbag tube is coaxially and fixedly connected to the lower end of the drill bit, an inflation valve is coaxially and fixedly connected to the lower end of the airbag tube, the airbag tube is arranged in the drilling rod, a plurality of electromagnetic suckers which are distributed circumferentially are fixedly connected to the upper end of the drilling rod, and a plurality of sucker grooves matched with the electromagnetic suckers are formed in the lower end of the drill bit; the invention has the advantages of exquisite structure and strong practicability.
Description
Technical Field
The invention relates to the technical field of rock mass temperature measurement, in particular to a device for measuring the rock mass temperature of a tunnel body of a high geothermal fault area.
Background
The tunnel engineering construction is carried out in a high geothermal area, the early-stage survey method, the tunnel design, the construction measures, the later-stage operation and the like of the tunnel engineering construction are greatly different from those of a normal-temperature tunnel, and the high geothermal seriously affects the aspects of the health of construction workers, the mechanical operation efficiency, the safety of blasting (detonating tubes) and the like, wherein the rock mass temperature is a heat source of tunnel air temperature, wall temperature, secondary lining temperature and the like, and is also a basic temperature of tunnel ground temperature prediction, high-ground-temperature tunnel design, a tunnel construction cooling scheme and the like, and only when the actual temperature of the rock mass is accurately measured, the subsequent work is meaningful.
However, at present, the following problems are mostly existed in the process of measuring the temperature of the rock mass of the tunnel body:
1. the temperature of the rock wall of the tunnel face or the temperature in the crack of the rock body of the tunnel face is the temperature of the rock body after being exposed by excavation and heat exchange with air, and the blast hole is generally a water drill and the water exchanges heat with the rock, so that the currently adopted method for measuring the actual temperature of the rock body has a plurality of defects and the deviation of the measurement result is large;
2. the method is characterized in that only the single position of the rock mass is measured, the temperature cannot be measured in a multi-point layering manner, meanwhile, the drilled hole cannot be plugged, the heat loss is reduced, meanwhile, the long-time temperature measurement cannot be carried out on the rock mass, and the temperature change rule is counted;
3. when the temperature measurement is being carried out to the rock mass, need the staff to lift the drill bit, need simultaneously for a long time to each structure manual work lift, intensity of labour is big, causes the incident easily simultaneously.
Therefore, the invention provides a device for measuring the rock mass temperature of the tunnel body of the high geothermal fault area to solve the problem.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the device for measuring the rock mass temperature of the tunnel body of the high geothermal fault area, and the device effectively solves the problems of carrying out multi-point temperature collection on the interior of the rock mass, observing the temperature change rule and reducing the labor intensity of workers.
The invention comprises a tunnel body, wherein four anchor rods which are distributed in a rectangular shape are connected in the tunnel body, the four anchor rods are connected with a lifting frame in a vertical sliding manner, a drill hole is formed in the middle position of the lifting frame, a drill rod is arranged in the drill hole and is of a hollow structure, the drill rod is connected with an external drilling machine, a drill bit is coaxially and detachably connected to the upper end of the drill rod, an air bag pipe is coaxially and fixedly connected to the lower end of the drill bit, an inflation valve is coaxially and fixedly connected to the lower end of the air bag pipe, the air bag pipe is arranged in the drill rod, a plurality of electromagnetic suckers which are distributed circumferentially are fixedly connected to the upper end of the drill rod, and a plurality of sucker grooves which are matched with the electromagnetic suckers are formed in the lower end of the drill bit;
the air bag pipe is fixedly connected with a plurality of temperature measuring instruments which are distributed at equal intervals, the temperature measuring instruments are electrically connected in parallel, and the temperature measuring instruments are all in wireless connection with an external monitoring panel.
Preferably, the lower end of the lifting frame is fixedly connected with limit frames which are symmetrically distributed left and right, sliding arc plates are connected in the limit frames in a left-right sliding mode, one side, close to the limit frames, of each sliding arc plate is fixedly connected with an expansion spring, and the other end of each expansion spring is fixedly connected with the limit frames;
an electric drill support is arranged at the lower end of the support frame, the left end and the right end of the electric drill support are fixedly connected with a limiting inclined plate, and an electric drill through hole is formed in the middle of the electric drill support;
fixedly connected with connecting plate between two stock of homonymy around, the connecting plate arrange in crane top, the connecting plate on all rotate and be connected with the lifting screw, the lifting screw lower extreme all with crane threaded connection, two the lifting screw all with fixed connection the connecting plate on the adjustment motor link to each other.
Preferably, the lower end of the connecting plate is fixedly connected with a protective telescopic cover, and the lower end of the protective telescopic cover is fixedly connected with the upper end of the lifting frame.
Preferably, the two lifting screws are connected through a chain wheel transmission mechanism, and one of the lifting screws is connected with the adjusting motor;
the protective telescopic cover is provided with a chain telescopic hole.
Preferably, two the connecting plate around the equal fixedly connected with slip box in both sides, the slip box in all rotate and be connected with double threaded screw, double threaded screw on the threaded connection have two symmetric distribution's thread bush, fixedly connected with carriage between two relative thread bushes in the front and back, the carriage be close to one section equal horizontal sliding connection of intermediate position of drilling rod have the spacing arc board of slip, the carriage seted up with the spacing arc board matched with sliding tray that slides, the spacing arc board that slides with the sliding tray pass through the spring and link to each other.
Preferably, the upper end of the sliding limit arc plate is fixedly connected with a filling air bag, the lower end of the filling air bag is fixedly connected with an air filling and discharging valve, and the outer wall surface of the filling air bag is tightly attached to the inner wall surface of the sliding limit arc plate.
Preferably, the upper end of the support frame is fixedly connected with a ridge-shaped guide plate, and a through hole matched with the drill bit is formed in the middle of the ridge-shaped guide plate.
The invention improves the existing tunnel cave body rock mass temperature measuring equipment, and effectively solves the problems of multi-point measurement of the temperature in the tunnel cave body rock mass and drilling of the rock mass by additionally arranging the anchor rod, the lifting frame, the drill rod, the drill bit, the air bag pipe and a plurality of temperature measuring instruments; the problems that a drilling machine is supported and automatic drilling is realized, and the drilling machine does not need to be manually held are effectively solved by arranging the limiting frame, the sliding arc-shaped plate, the telescopic spring, the electric drill support, the connecting plate, the lifting screw and the adjusting motor; the sliding box, the double-headed screw, the threaded sleeve, the sliding frame and the sliding groove are arranged, so that the problems of limiting support of the air bag pipe, sealing of drilled holes after drilling and heat loss prevention are effectively solved; the problem of effectively sealing the drilled hole is effectively solved by arranging the filling air bag; the problem of guiding and flowing of silt in the drilling process is effectively solved by arranging the ridge-shaped guide plate; and the structure is simple and stable, and the universality is extremely high.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a perspective view of the internal structure of the present invention.
Fig. 3 is a perspective view of the air bleeding frame and its connecting parts according to the present invention.
FIG. 4 is a schematic view of the connection between a transparent tube and a gas supply tube according to the present invention.
FIG. 5 is a schematic view of the inside structure of the transparent tube according to the present invention.
Fig. 6 is a perspective view of the display panel of the present invention.
FIG. 7 is a perspective view of the labeling box and its internal structure according to the present invention.
FIG. 8 is a schematic cross-sectional view of the inside of the marking box of the present invention.
Detailed Description
The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1 to 8. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
The embodiment I is a device for measuring the temperature of the rock mass of the tunnel body of the high geothermal fault area, which comprises a tunnel body 1, wherein four anchor rods 2 which are distributed in a rectangular shape are connected in the tunnel body 1, the anchor rods 2 are fixed on the tunnel body 1 in advance through drilling holes 4 of the tunnel body 1, the four anchor rods 2 are connected with a lifting frame 3 in a vertical sliding mode, the lifting frame 3 is supported through the anchor rods 2, meanwhile, the lifting frame 3 can freely slide up and down along the anchor rods 2, a drilling hole 4 is formed in the middle of the lifting frame 3, a drilling rod 5 is arranged in the drilling hole 4, the drilling rod 5 is of a hollow structure, the drilling rod 5 is connected with an external drilling machine, a drill bit 6 is coaxially detachably connected to the upper end of the drilling rod 5, and the drilling machine rotates to drive the drilling rod 5 to rotate, drill pipe 5 rotate and drive drill bit 6 rotate synchronously, realize will drill bit 6 squeeze into in the hole body rock mass, the coaxial fixedly connected with gasbag pipe 7 of drill bit 6 lower extreme, the coaxial fixedly connected with inflation valve 8 of gasbag pipe 7 lower extreme, through inflation valve 8 inflate to the gasbag pipe 7 of beating into the inside of rock mass, make gasbag pipe 7 be in the state of hardening, gasbag pipe 7 arrange in the inside of drill pipe 5, drill pipe 5 upper end fixedly connected with a plurality of circumference distribute the electromagnet 9, drill bit 6 lower extreme seted up a plurality of and electromagnet 9 matched with sucking disc groove 10, through the cooperation of electromagnet 9 and sucking disc groove 10, through right the circular telegram of electromagnet 9, realize the cooperation of drill bit 6 and drill pipe 5, make drill pipe 5 rotate and drive drill bit 6 rotate synchronously, the drill bit 6 is prevented from falling off in the process of drilling 4, so that the drilling failure is avoided;
the gas bag pipe 7 is fixedly connected with a plurality of temperature detectors 11 which are distributed at equal intervals, the temperature inside the rock body is detected through the temperature detectors 11, the temperature detectors 11 are electrically connected in parallel, one temperature detector 11 fails and does not influence the normal use of other temperature detectors 11, the temperature detectors 11 are distributed at equal intervals in a gas-filled state of the gas bag pipe 7, the temperature detectors 11 are all wirelessly connected with an external monitoring panel, and the temperature of each temperature detector 11 is statistically monitored through the monitoring panel;
in the embodiment, when the temperature measuring device is specifically implemented, the temperature measuring position is selected firstly, then the fixing position of the anchor rod 2 is punched through an electric drill, the lifting frame 3 is sleeved on four anchor rods 2, then the anchor rods 2 are fixed on a rock body, then the drill bit 6 is connected with the air bag pipe 7, meanwhile, the air bag pipe 7 is filled with air, the air bag pipe 7 after being inflated is arranged in the drill rod 5, then the connection between the drill bit 6 and the drill rod 5 is realized through the matching of the electromagnetic suction cups 9 and the suction cup grooves 10, then an external drilling machine is arranged on the lifting frame 3, the external drilling machine is connected with the drill rod 5, and then the drilling machine is started and passes through the drilling machine. The drill bit 6 is driven into the rock body through the drill rod 5 and the drill bit 6, then the electromagnetic chuck 9 is powered off, the drill rod 5 is pulled out, meanwhile, the air bag pipe 7 is supported through the support frame arranged on the lifting frame 3, the punched hole is sealed, heat loss is avoided, the temperature of each part is monitored through the temperature measuring instrument 11, and time-sharing segmented monitoring is guaranteed.
In the second embodiment, on the basis of the first embodiment, in order to reduce the labor intensity of workers and ensure that the drilling machine can be fixed by the lifting frame 3 and apply a thrust to the drilling machine, in the present embodiment, the lifting frame 3 is fixedly connected with the limiting frames 12 which are symmetrically distributed from left to right at the lower ends thereof, sliding arc-shaped plates 13 are slidably connected in the limiting frames 12 from left to right, an expansion spring 14 is fixedly connected to one side of each sliding arc-shaped plate 13, which is close to the limiting frame 12, the other end of each expansion spring 14 is fixedly connected with the limiting frame 12, and the sliding arc-shaped plates 13 can slide in the limiting frames 12 from left to right under the action of the expansion springs 14 and external force;
an electric drill support 15 is arranged at the lower end of the support frame, the left end and the right end of the electric drill support 15 are both fixedly connected with a limit sloping plate 16, an electric drill through hole 17 is arranged in the middle of the electric drill support 15, the electric drill through hole 17 enables the drilling machine to penetrate through the electric drill support 15, meanwhile, the electric drill support 15 slides upwards, the limit sloping plate 16 presses the sliding arc-shaped plate 13 to slide, so that the upper end surface of the electric drill support 15 is attached to the lower section of the lifting frame 3, meanwhile, the sliding arc-shaped plate 13 slides to one side of the electric drill bracket 15 under the action of the expansion spring 14, the electric drill bracket 15 is supported, limited and fixed through the matching of the limit sloping plate 16 and the sliding arc-shaped plate 13, the electric drill is supported by the electric drill support 15, and the drilling machine is fixed on the electric drill support 15;
fixedly connected with connecting plate 18 between two stock 2 of homonymy around, connecting plate 18 arrange in 3 tops of crane, connecting plate 18 on all rotate and be connected with lifting screw 19, lifting screw 19 lower extreme all with 3 threaded connection of crane, two lifting screw 19 all with fixed connection be in connecting plate 18 on adjusting motor 20 link to each other, adjusting motor 20 rotate and drive lifting screw 19 rotate, lifting screw 19 rotate and drive crane 3 follow stock 2 slide, always in order to guarantee lifting screw 19 synchronous rotation, adjusting motor 20 identical, two simultaneously adjusting motor 20 series connection, make two lifting screw 19 synchronous rotation.
Third embodiment, on the basis of second embodiment, in order to realize right lifting screw 19's protection, the ground of avoiding droing is right lifting screw 19 cause the damage, so this embodiment provides a right lifting screw 19 carry out the structure of protection, specifically, the equal fixedly connected with protection telescopic cover 21 of connecting plate 18 lower extreme, protection telescopic cover 21 lower extreme with crane 3 upper end fixed connection, protection telescopic cover 21 be flexible material, along with crane 3's lift, realize right protection telescopic cover 21 synchronous lift and extension, avoided the ground landing on lifting screw 19.
Fourth embodiment, on the basis of the third embodiment, in order to avoid the phenomenon that the two adjusting motors 20 are inconsistent and cause the lifting frame 3 to be lifted and locked, the present embodiment provides a synchronous rotation control mechanism for the lifting screw rods 19, specifically, the two lifting screw rods 19 are connected through a chain wheel transmission mechanism, and one of the lifting screw rods 19 is connected with the adjusting motor 20;
the protective telescopic cover 21 is provided with a chain telescopic hole 22, one lifting screw rod 19 rotates to drive the other lifting screw rod 19 to synchronously rotate through a chain transmission mechanism, and the phenomenon of locking is avoided.
Fifth embodiment, on the basis of second embodiment, to the rock mass temperature measurement process of punching, owing to punch the end, downthehole and external direct contact lead to the heat to scatter and disappear in a large number, so this implementation provides one kind and carries out supplementary seal to the hole on the rock mass and to gasbag pipe 7 carry out spacing fixed structure, specifically, two connecting plate 18 around both sides all fixedly connected with slip box 23, slip box 23 in all rotate and be connected with double threaded screw 24, double threaded screw 24 on threaded connection have two symmetric distribution's thread bush 25, double threaded screw 24 rotate simultaneously, two thread bush 25 to opposite reverse slip, fixedly connected with carriage 26 between two relative thread bush 25 around, double threaded screw 24 rotate the process drive two carriage 26 slide in opposite directions, carriage 26 be close to a section intermediate position of drilling rod 5 all left and right sliding connection have the spacing arc board of slip limit, carriage 26 be close to one section intermediate position of drilling rod 27, carriage 26 seted up with the spacing arc board 27 matched with sliding tray 28 slides, the spacing arc board 27 that slides with sliding tray 28 pass through the spring and link to each other under the effect of spring, the spacing arc board 27 that slides in sliding tray 28 slide in two carriage 26 slide in opposite directions, the realization is right the spacing of gasbag pipe 7 fixed, simultaneously through the spacing arc board 27 that slides realize the empty sealed on the rock mass.
Sixth embodiment, on the basis of the fifth embodiment, in order to enhance the thermal insulation of the hole in the rock mass and reduce the loss of a large amount of heat, the present embodiment provides a structure for filling the hole in the rock mass, specifically, the upper end of the sliding limit arc plate 27 is fixedly connected with a filling air bag 29, the lower end of the filling air bag 29 is fixedly connected with an air charging and discharging valve 30, the air charging and discharging valve 30 is connected with an external air supply device, meanwhile, the outer wall surface of the filling air bag 29 is tightly attached to the inner wall surface of the sliding limit arc plate 27, the filling air bag 29 is filled into the hole by the filling air of the filling air bag 29, so as to realize the air-tight sealing, enhance the thermal insulation effect and ensure the stability of the temperature measurement of the temperature measuring instrument 11.
Seventh embodiment, on the basis of second embodiment, the ground that falls on crane 3 can be in crane 3 go up the normal operation of everywhere and influence drilling rod 5 and rig, so this embodiment provides a structure that carries out the water conservancy diversion to the ground that drops, and is specific, support frame upper end fixedly connected with ridge guide plate 31, ridge guide plate 31 intermediate position seted up with drill bit 6 matched with through-hole 32, through the water conservancy diversion of ridge guide plate 31 to the ground that falls, make the ground mutually the both sides of ridge guide plate 31 slide and pile up, be convenient for follow-up handle the ground.
When the temperature measuring device is used specifically, firstly, the temperature measuring position is selected, then the anchor rod 2 fixing position is punched through the electric drill, the lifting frame 3 is sleeved on the four anchor rods 2, then the anchor rods 2 are fixed on a rock body, then the drill bit 6 is connected with the air bag pipe 7, meanwhile, the air bag pipe 7 is filled with air, the air bag pipe 7 after being inflated is arranged inside the drill rod 5, then the drill bit 6 is connected with the drill rod 5 through the matching of the electromagnetic suction cup 9 and the suction cup groove 10, then an external drilling machine is fixed on the electric drill support 15, then the drilling machine is fixed at the lower end of the lifting frame 3 through the sliding arc-shaped plate 13 and the limiting inclined plate 16, meanwhile, the external drilling machine is connected with the drill rod 5, and then the drilling machine is started to pass through the drilling machine. Drilling rod 5 and drill bit 6 squeeze into the rock mass with drill bit 6, then cut off the power supply to electromagnet 9, take drilling rod 5 out, start double-end screw 24 simultaneously, double-end screw 24 rotates and drives the spacing arc board 27 that slides and support fixedly to gasbag pipe 7, aerify filling airbag 29 simultaneously, realize the sealed of the hole of beating, avoid the heat to scatter and disappear, monitor everywhere temperature through thermoscope 11, guarantee the timesharing segmentation and monitor.
The invention improves the existing tunnel cave body rock mass temperature measuring equipment, and effectively solves the problems of multi-point measurement of the temperature in the tunnel cave body rock mass and drilling of the rock mass by additionally arranging the anchor rod, the lifting frame, the drill rod, the drill bit, the air bag pipe and a plurality of temperature measuring instruments; the problems that a drilling machine is supported and automatic drilling is realized, and the drilling machine does not need to be manually held are effectively solved by arranging the limiting frame, the sliding arc-shaped plate, the telescopic spring, the electric drill support, the connecting plate, the lifting screw and the adjusting motor; the sliding box, the double-headed screw, the threaded sleeve, the sliding frame and the sliding groove are arranged, so that the problems of limiting support of the air bag pipe, sealing of drilled holes after drilling and heat loss prevention are effectively solved; the problem of effectively sealing the drilled hole is effectively solved by arranging the filling air bag; the problem of guiding and flowing of silt in the drilling process is effectively solved by arranging the ridge-shaped guide plate; and the structure is simple and stable, and the universality is extremely high.
Claims (7)
1. The device for measuring the temperature of the rock mass of the tunnel body of the high geothermal fault area comprises a tunnel body (1) and is characterized in that four anchor rods (2) which are distributed in a rectangular mode are connected in the tunnel body (1), the four anchor rods (2) are connected with a lifting frame (3) in a vertical sliding mode, a drilling hole (4) is formed in the middle of the lifting frame (3), a drilling rod (5) is arranged in the drilling hole (4), the drilling rod (5) is of a hollow structure, the drilling rod (5) is connected with an external drilling machine, a drill bit (6) is coaxially detachably connected at the upper end of the drilling rod (5), an air bag pipe (7) is coaxially and fixedly connected at the lower end of the drill bit (6), an inflation valve (8) is coaxially and fixedly connected at the lower end of the air bag pipe (7), the air bag pipe (7) is arranged in the drilling rod (5), and a plurality of electromagnetic suckers (9) which are distributed circumferentially are fixedly connected at the upper end of the drilling rod (5), the lower end of the drill bit (6) is provided with a plurality of sucker grooves (10) matched with the electromagnetic suckers (9);
the air bag pipe (7) is fixedly connected with a plurality of temperature measuring instruments (11) distributed at equal intervals, the temperature measuring instruments (11) are electrically connected in parallel, and the temperature measuring instruments (11) are all in wireless connection with an external monitoring panel.
2. The device for measuring the rock mass temperature of the tunnel body of the high geothermal fault area tunnel according to claim 1, wherein the lower end of the lifting frame (3) is fixedly connected with limit frames (12) which are distributed in bilateral symmetry, sliding arc plates (13) are connected in the limit frames (12) in a left-right sliding mode, one side, close to the limit frames (12), of each sliding arc plate (13) is fixedly connected with an expansion spring (14), and the other end of each expansion spring (14) is fixedly connected with the limit frame (12);
an electric drill support (15) is arranged at the lower end of the support frame, the left end and the right end of the electric drill support (15) are fixedly connected with a limiting inclined plate (16), and an electric drill through hole (17) is formed in the middle of the electric drill support (15);
fixedly connected with connecting plate (18) between two stock (2) of homonymy around, connecting plate (18) arrange in crane (3) top, connecting plate (18) on all rotate and be connected with lifting screw (19), lifting screw (19) lower extreme all with crane (3) threaded connection, two lifting screw (19) all with fixed connection be in connecting plate (18) on adjusting motor (20) link to each other.
3. The device for measuring the rock mass temperature of the tunnel body of the high geothermal fault area tunnel according to claim 2, wherein the lower ends of the connecting plates (18) are fixedly connected with protective telescopic covers (21), and the lower ends of the protective telescopic covers (21) are fixedly connected with the upper ends of the lifting frames (3).
4. A device for measuring the rock mass temperature of a tunnel body of a high geothermal fault zone according to claim 3, characterized in that the two lifting screws (19) are connected through a chain wheel transmission mechanism;
the protective telescopic cover (21) is provided with a chain telescopic hole (22).
5. The device for measuring the rock mass temperature of the tunnel body of the high geothermal fault area according to claim 2, it is characterized in that the front side and the rear side of the two connecting plates (18) are fixedly connected with sliding boxes (23), the sliding box (23) is internally and rotatably connected with a double-threaded screw (24), the double-threaded screw (24) is in threaded connection with two symmetrically distributed threaded sleeves (25), a sliding frame (26) is fixedly connected between the two threaded sleeves (25) which are opposite from each other in the front and back direction, the sliding frame (26) is connected with sliding limit arc plates (27) in a left-right sliding way near the middle position of one section of the drill rod (5), the sliding frame (26) is provided with a sliding groove (28) matched with the sliding limit arc plate (27), the sliding limit arc plate (27) is connected with the sliding groove (28) through a spring.
6. The device for measuring the rock mass temperature of the tunnel body of the high geothermal fault area according to claim 5, wherein the upper end of the sliding limit arc plate (27) is fixedly connected with a filling air bag (29), the lower end of the filling air bag (29) is fixedly connected with an air filling and discharging valve (30), and the outer wall surface of the filling air bag (29) is tightly attached to the inner wall surface of the sliding limit arc plate (27).
7. The device for measuring the rock mass temperature of the tunnel body of the high geothermal fault area tunnel according to claim 2, wherein a ridge guide plate (31) is fixedly connected to the upper end of the support frame, and a through hole (32) matched with the drill bit (6) is formed in the middle of the ridge guide plate (31).
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| CN202111576973.6A CN114264391A (en) | 2021-12-22 | 2021-12-22 | A device for measuring the temperature of the rock mass in the tunnel body in the high geothermal fault area |
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| CN202111576973.6A CN114264391A (en) | 2021-12-22 | 2021-12-22 | A device for measuring the temperature of the rock mass in the tunnel body in the high geothermal fault area |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116291394A (en) * | 2023-03-23 | 2023-06-23 | 中国地质大学（北京） | Shallow well soil layer stepped geothermal temperature measurement drilling device |
| CN116378639A (en) * | 2023-04-19 | 2023-07-04 | 山东省煤田地质局第三勘探队 | Shallow geothermal data acquisition equipment |
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