CN216132740U - Coal mining subsidence investigation soil sampling equipment - Google Patents
Coal mining subsidence investigation soil sampling equipment Download PDFInfo
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- CN216132740U CN216132740U CN202122695393.0U CN202122695393U CN216132740U CN 216132740 U CN216132740 U CN 216132740U CN 202122695393 U CN202122695393 U CN 202122695393U CN 216132740 U CN216132740 U CN 216132740U
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Abstract
The utility model discloses a coal mining subsidence investigation soil sampling device which comprises a base, wherein the upper surface of the base is symmetrically and rotatably connected with two screw rods, a top plate connected through threads is jointly connected between the outer surfaces of the two screw rods, an installation frame is arranged below the top plate, and guide rods are symmetrically and fixedly connected to the top of the installation frame. According to the utility model, through the arranged safety device, when the sampling tube contacts the hard stone, the sampling tube is difficult to descend, the sampling tube rotation detection switch is in contact with the detection block, so that a signal is transmitted to the controller, the alarm is started, and the motor is controlled to stop rotating, so that the automatic alarm and automatic stop operation are realized, further, thorns at the bottom end of the sampling tube and the bottom end are protected, the equipment damage is avoided, the sampling operation can be realized only through one motor through the arranged motor and the transmission device, the manual supporting and pressurizing are not needed, and the sampling is greatly convenient.
Description
Technical Field
The utility model relates to the technical field of soil sampling equipment, in particular to soil sampling equipment for investigation of coal mining collapse areas.
Background
Drilling a soil sample simply means that a soil sample is collected through a soil drill drilling hole on a construction site, and the depth of the soil sample from a soil layer mainly depends on the scale and the importance of the project. The undisturbed soil is a soil sample which keeps natural water content and a natural formed structure and is used for measuring physical and mechanical property indexes of volume weight, natural pore ratio, compression coefficient, shear strength and the like of the soil. The main purpose of drilling the soil sample is to verify whether the design requirements of the soil quality of the foundation are the same;
the existing coal mining subsidence land investigation soil sampling equipment can realize soil sampling, but the operation process needs manual rotation, and a fixed support and a guide mechanism are not arranged, so that the equipment is easy to incline, the sampling failure is caused, and the existing automatic sampling equipment is not provided with a safety protection device, and the drill bit cannot timely react when encountering hard stones, so that the abrasion of the drill bit is caused, and the subsequent sampling is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a device for investigating and sampling soil in a coal mining subsidence area.
In order to achieve the purpose, the utility model adopts the following technical scheme: the device for investigating and sampling soil in coal mining subsidence comprises a base, wherein the upper surface of the base is symmetrically and rotatably connected with two screw rods, a top plate which is connected through threads is jointly connected between the outer surfaces of the two screw rods, an installation frame is arranged below the top plate, a guide rod is symmetrically and fixedly connected to the top of the installation frame, the top end of the guide rod penetrates through the top plate and is in sliding connection with the inside of the top plate, a spring is sleeved on the outer surface of the guide rod, two ends of the spring are respectively fixedly connected with the lower surface of the top plate and the upper surface of the installation frame, a safety device is arranged between the top plate and the installation frame, a motor is arranged inside the installation frame, a connecting sleeve is fixedly connected to the bottom end of an output shaft of the motor, a sampling tube is clamped inside the bottom end of the connecting sleeve, a rotating tube is sleeved on the outer surface of the sampling tube and is in sliding connection with the rotating tube, and the bottom end of the rotating tube is rotatably connected with the upper surface of the base, the sampling tube is characterized in that a sliding groove is formed in the outer surface of the sampling tube, sliding blocks corresponding to the sliding groove are fixedly connected to the inner wall of the rotating tube, and a transmission device is arranged between the rotating tube and the two screws.
Further, safety device is including detecting the switch and detecting the piece, and the lower surface at the roof and the upper surface of installing frame are installed respectively to the switch that detects with detecting the piece, alarm and controller are installed respectively to the both sides of roof, motor, detection switch and alarm all are connected with the controller through the wire.
Further, transmission includes skewed tooth ring and two reduction gears, skewed tooth ring cover is established and is fixed at the surface of rotating tube, two the reduction gear symmetry is installed at the upper surface of base, and two the equal fixedly connected with of input of reduction gear and skewed tooth ring engaged with first helical gear, two the equal fixedly connected with second helical gear of output of reduction gear, two the surface of screw rod is all overlapped and is established fixedly connected with and second helical gear engaged with third helical gear.
Furthermore, all install around the lower surface of base and remove the wheel.
Furthermore, the bottom end of the sampling tube penetrates through the base and extends to the lower part of the base, and the bottom end of the sampling tube is fixedly connected with a thorn.
Further, the dwang through threaded connection all runs through around the upper surface of base, the top fixedly connected with carousel of dwang.
Furthermore, the bottom of dwang is rotated and is connected with the fixed plate, a plurality of fixed orificess have been seted up to the surface array of fixed plate.
The utility model has the beneficial effects that:
when the device is used, the sampling tube is difficult to descend when the sampling tube contacts hard stones through the arranged safety device, the sampling tube rotation detection switch is in contact with the detection block, signals are transmitted to the controller, the alarm is started, the motor is controlled to stop rotating, automatic alarming and automatic stopping are achieved, thorns at the bottom end of the sampling tube are protected, and the device is prevented from being damaged.
When the device is used, the sampling operation can be realized only by one motor through the arranged motor and the transmission device, manual supporting and pressurization are not needed, and the sampling is greatly facilitated.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view showing a coupling structure of a sampling tube and a rotating tube according to the present invention;
fig. 3 is a top view of a fixation plate of the present invention.
Illustration of the drawings:
1. a base; 2. a screw; 3. a top plate; 4. installing a frame; 5. a guide bar; 6. a spring; 7. a motor; 8. connecting sleeves; 9. a sampling tube; 10. rotating the tube; 11. a chute; 12. a slider; 13. a detection switch; 14. a detection block; 15. an alarm; 16. a controller; 17. a bevel gear ring; 18. a speed reducer; 19. a first helical gear; 20. a second helical gear; 21. a third bevel gear; 22. a moving wheel; 23. thorn; 24. rotating the rod; 25. a turntable; 26. a fixing plate; 27. and (7) fixing holes.
Detailed Description
Referring to fig. 1-3, relating to a soil sampling device for investigation of coal mining subsidence, comprising a base 1, wherein the upper surface of the base 1 is symmetrically and rotatably connected with two screw rods 2, the outer surfaces of the two screw rods 2 are commonly connected with a top plate 3 connected through a thread, a mounting frame 4 is arranged below the top plate 3, the top of the mounting frame 4 is symmetrically and fixedly connected with a guide rod 5, the top end of the guide rod 5 penetrates through the top plate 3 and is in sliding connection with the inside of the top plate 3, the outer surface of the guide rod 5 is sleeved with a spring 6, two ends of the spring 6 are respectively fixedly connected with the lower surface of the top plate 3 and the upper surface of the mounting frame 4, a safety device is arranged between the top plate 3 and the mounting frame 4, a motor 7 is arranged inside the mounting frame 4, the bottom end of an output shaft of the motor 7 is fixedly connected with a connecting sleeve 8, a sampling tube 9 is clamped inside the bottom end of the connecting sleeve 8, the outer surface of the sampling tube 9 is sleeved with a rotating tube 10 in sliding connection, the bottom end of the rotating tube 10 is rotatably connected with the upper surface of the base 1, the outer surface of the sampling tube 9 is provided with a chute 11, the inner wall of the rotating tube 10 is fixedly connected with a slide block 12 corresponding to the chute 11, and a transmission device is arranged between the rotating tube 10 and the two screws 2;
the periphery of the lower surface of the base 1 is provided with moving wheels 22, and the equipment can be moved conveniently through the arranged moving wheels 22;
the bottom end of the sampling tube 9 penetrates through the base 1 and extends to the lower part of the base 1, the bottom end of the sampling tube 9 is fixedly connected with the spine 23, and the soil layer is conveniently broken through the spine 23, so that sampling is facilitated;
rotating rods 24 connected through threads penetrate through the periphery of the upper surface of the base 1, a rotating disc 25 is fixedly connected to the top end of the rotating rod 24, the rotating disc 25 rotates to drive the rotating rod 24 to rotate and lift the equipment, and therefore the moving wheel 22 is prevented from moving during sampling;
the bottom end of the rotating rod 24 is rotatably connected with a fixing plate 26, a plurality of fixing holes 27 are formed in the outer surface array of the fixing plate 26, the fixing plate 26 is convenient for supporting equipment, and further reinforcement is facilitated through the fixing holes 27;
the safety device comprises a detection switch 13 and a detection block 14, the detection switch 13 and the detection block 14 are respectively installed on the lower surface of the top plate 3 and the upper surface of the installation frame 4, an alarm 15 and a controller 16 are respectively installed on two sides of the top plate 3, the motor 7, the detection switch 13 and the alarm 15 are all connected with the controller 16 through wires, when the sampling tube 9 contacts hard stones, the sampling tube 9 is difficult to descend, the sampling tube 9 rotates to continuously drive the two screw rods 2 to rotate, the top plate 3 is continuously driven to move downwards, the spring 6 is further compressed, the detection switch 13 is in contact with the detection block 14, signals are transmitted to the controller 16, the alarm 15 and the motor 7 are started to stop rotating, automatic alarming and automatic stopping operations are achieved, further, the sampling tube 9 and spines 23 at the bottom end are protected, and damage to equipment is avoided;
transmission includes bevel gear 17 and two reduction gears 18, bevel gear 17 cover is established and is fixed at the surface of rotating tube 10, the upper surface at base 1 is installed to two reduction gears 18 symmetry, and the equal fixedly connected with of input of two reduction gears 18 and the first helical gear 19 of bevel gear 17 engaged with, the equal fixedly connected with second helical gear 20 of output of two reduction gears 18, the surface of two screw rods 2 all overlaps establishes fixedly connected with and the third helical gear 21 of second helical gear 20 engaged with, bevel gear 17 rotates and drives first helical gear 19 and rotate, thereby drive two reduction gears 18 and move, and then drive two screw rods 2 through second helical gear 20 and third helical gear 21 and rotate, thereby it reciprocates to drive roof 3.
When the device for investigating and sampling soil in a coal mining subsidence land is used, the device is moved to a position to be sampled through the moving wheel 22, the rotating disc 25 is rotated to enable the fixing plate 26 to be in contact with the ground and fixed through the fixing hole 27, the sampling tube 9 penetrates through the rotating tube 10 through the matching of the chute 11 and the slide block 12, the top end of the sampling tube 9 is clamped into the connecting sleeve 8, the motor 7 is started, the motor 7 rotates to drive the connecting sleeve 8 and the sampling tube 9 to rotate, the sampling tube 9 rotates to drive the rotating tube 10 to rotate through the matching of the chute 11 and the slide block 12, the rotating tube 10 rotates to drive the helical gears to rotate, the helical gear ring 17 rotates to drive the first helical gear 19 to rotate, so as to drive the two reducers 18 to operate, the second helical gear 20 and the third helical gear 21 drive the two screw rods 2 to rotate, so as to drive the top plate 3 to move downwards, so as to drive the mounting frame 4 to move downwards through the guide rod 5 and the spring 6, and then drive the sampling tube 9 and move down and take a sample, when the sampling tube 9 contacts the hard stone, the sampling tube 9 is difficult to descend this moment, and the sampling tube 9 rotates and can continue to drive two screw rods 2 and rotate, and then continue to drive roof 3 and move down, and then compression spring 6, thereby make detection switch 13 contact with detection piece 14, thereby pass the signal to controller 16, and start alarm 15 and control motor 7 stall, thereby realize the operation of automatic alarm and auto-stop, and then protect thorn 23 of sampling tube 9 and bottom, avoid damaging the equipment, the back counter-rotation motor 7 after the sample is accomplished, and then drive screw rod 2 counter-rotation and lift roof 3, when the sampling tube 9 drops with rotation tube 10, it can to take off sampling tube 9.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. A coal mining subsidence investigation soil sampling equipment, includes base (1), its characterized in that: the upper surface of the base (1) is symmetrically and rotatably connected with two screw rods (2), the outer surfaces of the two screw rods (2) are jointly connected with a same top plate (3) connected through threads, an installation frame (4) is arranged below the top plate (3), guide rods (5) are symmetrically and fixedly connected to the top of the installation frame (4), the top ends of the guide rods (5) penetrate through the top plate (3) and are in sliding connection with the inner portion of the top plate (3), springs (6) are sleeved on the outer surfaces of the guide rods (5), two ends of each spring (6) are respectively fixedly connected with the lower surface of the top plate (3) and the upper surface of the installation frame (4), safety devices are arranged between the top plate (3) and the installation frame (4), a motor (7) is installed inside the installation frame (4), and a connecting sleeve (8) is fixedly connected to the bottom end of an output shaft of the motor (7), the inside joint in bottom of adapter sleeve (8) has sampling tube (9), sliding connection is established to the surface cover of sampling tube (9) has rotating tube (10), the bottom of rotating tube (10) is connected with the upper surface rotation of base (1), spout (11) have been seted up to the surface of sampling tube (9), the inner wall fixedly connected with and the corresponding slider (12) of spout (11) of rotating tube (10), all be equipped with transmission between rotating tube (10) and two screw rods (2).
2. The coal mining subsidence investigation soil sampling equipment of claim 1, characterized in that: safety device is including detecting switch (13) and detecting piece (14), and the lower surface at roof (3) and the upper surface of installing frame (4) are installed respectively to switch (13) that detect and detecting piece (14), alarm (15) and controller (16) are installed respectively to the both sides of roof (3), motor (7), detect switch (13) and alarm (15) all are connected with controller (16) through the wire.
3. The coal mining subsidence investigation soil sampling equipment of claim 1, characterized in that: the transmission device comprises a bevel gear ring (17) and two speed reducers (18), wherein the bevel gear ring (17) is sleeved with a first bevel gear (19) which is symmetrically installed on the upper surface of the base (1) and is meshed with the bevel gear ring (17) and a second bevel gear (20) which is fixedly connected with the output end of the speed reducer (18) and is meshed with the second bevel gear (20) and a third bevel gear (21) which is fixedly connected with the second bevel gear (20) and is meshed with the screw rod (2) in a sleeved mode.
4. The coal mining subsidence investigation soil sampling equipment of claim 1, characterized in that: the lower surface of base (1) all installs around and removes wheel (22).
5. The coal mining subsidence investigation soil sampling equipment of claim 1, characterized in that: the bottom end of the sampling tube (9) penetrates through the base (1) and extends to the lower part of the base (1), and the bottom end of the sampling tube (9) is fixedly connected with a thorn (23).
6. The coal mining subsidence investigation soil sampling equipment of claim 1, characterized in that: the upper surface of base (1) all runs through all around has dwang (24) through threaded connection, the top fixedly connected with carousel (25) of dwang (24).
7. The coal mining subsidence investigation soil sampling equipment of claim 6, characterized in that: the bottom of dwang (24) is rotated and is connected with fixed plate (26), a plurality of fixed orificess (27) have been seted up in the surface array of fixed plate (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122695393.0U CN216132740U (en) | 2021-11-05 | 2021-11-05 | Coal mining subsidence investigation soil sampling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122695393.0U CN216132740U (en) | 2021-11-05 | 2021-11-05 | Coal mining subsidence investigation soil sampling equipment |
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| Publication Number | Publication Date |
|---|---|
| CN216132740U true CN216132740U (en) | 2022-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122695393.0U Active CN216132740U (en) | 2021-11-05 | 2021-11-05 | Coal mining subsidence investigation soil sampling equipment |
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| CN (1) | CN216132740U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115069334A (en) * | 2022-06-27 | 2022-09-20 | 赵坤 | Ore crushing device for geological survey |
| CN115839237A (en) * | 2023-02-21 | 2023-03-24 | 东北农业大学 | Soil sampling device for oil well exploitation |
-
2021
- 2021-11-05 CN CN202122695393.0U patent/CN216132740U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115069334A (en) * | 2022-06-27 | 2022-09-20 | 赵坤 | Ore crushing device for geological survey |
| CN115069334B (en) * | 2022-06-27 | 2024-03-12 | 赵坤 | Ore breaker for geological survey |
| CN115839237A (en) * | 2023-02-21 | 2023-03-24 | 东北农业大学 | Soil sampling device for oil well exploitation |
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