CN211647981U - Downward drilling and expanding integrated complete equipment based on variable-diameter mechanical hole expanding and hole making - Google Patents
Downward drilling and expanding integrated complete equipment based on variable-diameter mechanical hole expanding and hole making Download PDFInfo
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- CN211647981U CN211647981U CN202020141525.8U CN202020141525U CN211647981U CN 211647981 U CN211647981 U CN 211647981U CN 202020141525 U CN202020141525 U CN 202020141525U CN 211647981 U CN211647981 U CN 211647981U
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Abstract
The utility model provides a downward drilling and expanding integrated complete equipment based on variable-diameter mechanical hole expanding and cave building, which comprises a downward drilling rig and a slurry pump station, wherein the downward drilling rig is provided with a drilling and expanding integrated drilling tool, and the outlet of the slurry pump station is connected with the drilling and expanding integrated drilling tool through a connecting pipeline; the utility model combines the down-hole drilling machine, the slurry pump station and the drilling and reaming integrated drilling tool together, thereby realizing the function of the down-hole drilling and reaming integrated operation of the coal mine; furthermore, the utility model provides a mud pump station is in the same place moving mechanism, water tank, slush pump, power device integration, and is small and remove conveniently to can directly move to the job site and use, both satisfied job site's operation requirement, can avoid again because of the too big occupation that causes the site space of volume and avoided having caused the loss of medium pressure and flow because of long distance transport, solved the poor problem of reaming construction effect from the source.
Description
Technical Field
The utility model relates to a coal mining equipment technical field, concretely relates to bore integration complete sets that expands downwards based on but reducing machinery reaming cave is made.
Background
In order to achieve the purpose of pressure relief and permeability increase inside a coal seam, a gas treatment process in the current stage generally performs hole expanding and cave forming in the coal seam in a cross-layer drilling hole so as to improve the gas treatment efficiency, and in order to improve the construction efficiency of hole expanding and cave forming, a more advanced technology in the current stage performs hole expanding and cave forming by adopting drilling and expanding integrated complete equipment, a common upward cross-layer drilling and hole expanding integrated mode is to perform hole expanding and cave forming by adopting hydraulic punching, and coal slag is naturally discharged under the action of self gravity during punching. However, the hydraulic punching and hole-making equipment is used for downward drilling and expanding integrated operation, a large amount of water exists in holes when punching is carried out, the hole expanding effect is reduced due to the problem of hydraulic separation, and if a harder coal seam is met, the punching effect is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a bore integration complete sets that expands downwards based on but variable diameter machinery reaming cave to hydraulic punching hole cave effect is poor and can't reach the problem of design effect when meetting hard coal when solving the colliery and bore the integration construction downwards.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the downward drilling and expanding integrated complete equipment based on variable-diameter mechanical hole expanding and cave building comprises a downward drilling rig with a downward drilling function and a slurry pump station which is used for doing work on a static pressure medium and outputting a certain pressure medium, the integrated complete equipment is used for expanding a coal seam after penetrating through a rock stratum bottom plate in a coal mine, a drilling and expanding integrated drilling tool is installed on the downward drilling rig, and the outlet of the slurry pump station is connected with the drilling and expanding integrated drilling tool through a connecting pipeline;
the mud pump station comprises a moving mechanism, a water tank, a mud pump, a power device, a hydraulic motor, a hydraulic valve and a hydraulic oil tank, wherein the water tank, the mud pump, the power device, the hydraulic motor, the hydraulic valve and the hydraulic oil tank are all arranged on the moving mechanism; the hydraulic oil tank is sequentially connected with the power device, the hydraulic valve, the hydraulic motor and the slurry pump through hydraulic pipelines, an inlet of the slurry pump is communicated with an outlet of the water tank, and an outlet of the slurry pump is communicated with the drilling and expanding integrated drilling tool.
Furthermore, the drilling and reaming integrated drilling tool is an integrated drilling tool integrating hydraulic drilling and mechanical reaming.
Furthermore, the power device comprises a hydraulic pump and a motor for driving the hydraulic pump to rotate, an inlet of the hydraulic pump is communicated with a hydraulic oil tank through a hydraulic pipeline, and an outlet of the hydraulic pump is communicated with an inlet of the hydraulic valve through a hydraulic pipeline.
Further, the moving mechanism is a sled-like plate-like structure.
Preferably, the moving mechanism is a crawler chassis with a moving function, and one of the outlets of the hydraulic valve is connected with the crawler chassis through a hydraulic pipeline and used for driving the crawler chassis to move.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model combines the down-hole drilling machine, the slurry pump station and the drilling and reaming integrated drilling tool together, thereby realizing the function of the down-hole drilling and reaming integrated operation of the coal mine; furthermore, the utility model provides a mud pump station is in the same place moving mechanism, water tank, slush pump, power device integration, and is small and remove conveniently to can directly move to the job site and use, both satisfied job site's operation requirement, can avoid again because of the too big occupation that causes the site space of volume and avoided having caused the loss of medium pressure and flow because of long distance transport, solved the poor problem of reaming construction effect from the source.
Drawings
FIG. 1 is a schematic overall structure diagram of a downward drilling and expanding integrated complete equipment based on variable-diameter mechanical hole expanding and hole making;
FIG. 2 is a schematic structural diagram of a slurry pump station in the downward drilling and expanding integrated complete equipment based on variable-diameter mechanical hole expanding and hole making;
FIG. 3 is a control schematic block diagram of a slurry pump station in the downward drilling and reaming integrated complete equipment based on variable-diameter mechanical reaming and hole making;
the labels in the figure are: 1. the drilling and reaming integrated drilling tool comprises a moving mechanism, 2, a water tank, 3, a slurry pump, 4, a motor, 5, a hydraulic pump, 6, a hydraulic motor, 7, a hydraulic valve, 8, a hydraulic oil tank, 9, a downward drilling rig, 10, a slurry pump station, 11, a rock stratum bottom plate, 12, a drilling and reaming integrated drilling tool, 13 and a connecting pipeline.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the following will combine the drawings in the present invention to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, rather than all embodiments, based on the embodiments in the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, the downward drilling and reaming integrated complete equipment based on variable-diameter mechanical reaming and cave-making comprises a downward drilling rig 9 with a downward drilling function and a slurry pump station 10 used for doing work on a static pressure medium and outputting a certain pressure medium, the integrated complete equipment is used for reaming a coal seam after penetrating through a rock stratum bottom plate 11 in a coal mine, a drilling and reaming integrated drilling tool 12 is installed on the downward drilling rig 9, and the outlet of the slurry pump station 10 is connected with the drilling and reaming integrated drilling tool 12 through a connecting pipeline 13;
bore and expand integration drilling tool 12 and beat the brill for collecting the water power, mechanical reaming integration drilling tool as an organic whole, it is preferred, can adopt a machinery hydrodynamic force combination formula reaming device that application number is CN201821314565.7, it collects the water power and beats the brill, mechanical reaming advanced device as an organic whole, the device can cool off the drilling rod body at conventional trompil in-process low-pressure water, the downthehole dust discharging effect of rivers ability assurance, the mechanical cutter body is opened during the high pressure, carry out the coal body cutting, just can realize drilling and reaming integration through the conversion of high low pressure, it is more to have solved conventional equipment and changed the accessory, workman intensity of labour is big, the inefficiency and can't carry out the reaming problem of high rigidity coal seam.
As shown in fig. 2, the slurry pump station includes a moving mechanism 1, a water tank 2, a slurry pump 3, a power device, a hydraulic motor 6, a hydraulic valve 7 and a hydraulic oil tank 8, the water tank 2 is a welded tank, the upper end of the tank is provided with a water inlet, the lower end of the tank is provided with a slurry pump liquid suction port, the tank is fixed on the moving mechanism 1 in a bolt connection mode, a medium is provided for the slurry pump 3, and the medium can be static pressure water or coal water.
The water tank 2, the mud pump 3, the power device, the hydraulic motor 6, the hydraulic valve 7 and the hydraulic oil tank 8 are all arranged on the moving mechanism 1, the moving mechanism is a crawler chassis with a moving function, and the crawler chassis can drive the mud pump station 10 to move freely through hydraulic driving. As shown in fig. 3, the hydraulic oil tank 8 is connected with the power device, the hydraulic valve 7, the hydraulic motor 6 and the mud pump 3 in sequence through hydraulic pipelines, an inlet of the mud pump 3 is communicated with the water tank 2, and an outlet of the mud pump 3 is communicated with the drilling and reaming integrated drilling tool 12.
The mud pump 3 is a plunger pump driven by a hydraulic motor 6 fixed on the mud pump 3, the hydraulic motor 6 drives a connecting rod to rotate, and then the plunger is driven to reciprocate, static pressure water or coal water is sucked out of the water tank 2 and is discharged from an outlet after acting, and the mud pump 3 is fixed on the moving mechanism 1 through bolts.
The power device comprises a hydraulic pump 5 and a motor 4 for driving the hydraulic pump 5 to rotate, an inlet of the hydraulic pump 5 is communicated with a hydraulic oil tank 8 through a hydraulic pipeline, and an outlet of the hydraulic pump 5 is communicated with an inlet of a hydraulic valve 7 through a hydraulic pipeline. The hydraulic pump 5 is driven to rotate by the rotation of the motor 4, low-pressure oil is sucked from the hydraulic oil tank 8 by the hydraulic pump 5, high-pressure oil is discharged after work is done, the high-pressure oil enters the hydraulic valve 7, and then the moving mechanism 1 and the hydraulic motor 6 are controlled, specifically, when the moving mechanism 1 works, a crawler chassis in the moving mechanism travels to drive a slurry pump station to move to any place; when the hydraulic motor 6 works, the mud pump 3 is driven to work, the mud pump 3 sucks static pressure water or sewage from the water tank 2, the static pressure water is converted into high pressure water after being worked by the mud pump 3 and is output from an outlet, and the high pressure water is used for drilling or other uses in a construction site.
As another embodiment of the utility model, the moving mechanism is sled-like platelike structure, can realize freely sliding under the traction of external force, and the structure is simpler and reduced the utility model discloses a volume more is fit for using in the pit in the colliery.
The working process of the utility model is as follows: during construction, the downward drilling machine 9 is fixed between a rock stratum bottom plate 16 and a rock stratum top plate, the downward drilling machine 9 drills the rock stratum bottom plate 16 through the drilling and expanding integrated drilling tool 12, a low-pressure and low-flow medium is input into the drilling and expanding integrated drilling tool 12 through the slurry pump station 10, the medium can be water or circularly treated coal water, at the moment, the drilling and expanding integrated drilling tool 12 maintains a state of small-aperture drilling, when the drilling and expanding integrated drilling tool 12 drills to a coal seam section, the pressure and the flow of an outlet of the slurry pump station 10 are adjusted, a cutter arm of a variable-diameter mechanical hole making device in the drilling and expanding integrated drilling tool 12 is opened, the coal seam is reamed by the mechanical cutter arm, after reaming is completed, the pressure and the flow of the outlet of the slurry pump station 10 are readjusted, the mechanical cutter arm is restored to the original state, the downward drilling machine 9 takes the drilling and expanding integrated drilling tool 12 out of a drilled hole, and finishing the downward drilling and expanding integrated operation.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. Drilling and expanding integrated complete equipment downwards based on variable-diameter mechanical hole expanding and cave building comprises a drilling machine (9) capable of drilling downwards and a slurry pump station (10) used for doing work on static pressure media and outputting certain pressure media, wherein the integrated complete equipment is used for expanding a coal bed after penetrating through a rock stratum bottom plate (11) in a coal mine, and is characterized in that: the drilling and expanding integrated drilling tool (12) is installed on the downward drilling rig (9), and an outlet of the slurry pump station (10) is connected with the drilling and expanding integrated drilling tool (12) through a connecting pipeline (13);
the mud pump station (10) comprises a moving mechanism (1), a water tank (2), a mud pump (3), a power device, a hydraulic motor (6), a hydraulic valve (7) and a hydraulic oil tank (8), wherein the water tank (2), the mud pump (3), the power device, the hydraulic motor (6), the hydraulic valve (7) and the hydraulic oil tank (8) are all arranged on the moving mechanism (1); the hydraulic oil tank (8) is sequentially connected with the power device, the hydraulic valve (7), the hydraulic motor (6) and the slurry pump (3) through hydraulic pipelines, the inlet of the slurry pump (3) is communicated with the outlet of the water tank (2), and the outlet of the slurry pump (3) is communicated with the drilling and expanding integrated drilling tool (12).
2. The integrated downward drilling and reaming kit based on variable-diameter mechanical reaming and hole making as claimed in claim 1, wherein: the drilling and reaming integrated drilling tool (12) integrates hydraulic drilling and mechanical reaming.
3. The integrated downward drilling and reaming kit based on variable-diameter mechanical reaming and hole making as claimed in claim 1, wherein: the power device comprises a hydraulic pump (5) and a motor (4) used for driving the hydraulic pump (5) to rotate, an inlet of the hydraulic pump (5) is communicated with a hydraulic oil tank (8) through a hydraulic pipeline, and an outlet of the hydraulic pump (5) is communicated with an inlet of a hydraulic valve (7) through a hydraulic pipeline.
4. The integrated downward drilling and reaming kit based on variable-diameter mechanical reaming and hole making as claimed in claim 3, wherein: the moving mechanism (1) is of a sled-shaped plate-shaped structure.
5. The integrated downward drilling and reaming kit based on variable-diameter mechanical reaming and hole making as claimed in claim 3, wherein: the moving mechanism (1) is a crawler chassis with a moving function, and one outlet of the hydraulic valve (7) is connected with the crawler chassis through a hydraulic pipeline and used for driving the crawler chassis to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020141525.8U CN211647981U (en) | 2020-01-22 | 2020-01-22 | Downward drilling and expanding integrated complete equipment based on variable-diameter mechanical hole expanding and hole making |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020141525.8U CN211647981U (en) | 2020-01-22 | 2020-01-22 | Downward drilling and expanding integrated complete equipment based on variable-diameter mechanical hole expanding and hole making |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211647981U true CN211647981U (en) | 2020-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020141525.8U Active CN211647981U (en) | 2020-01-22 | 2020-01-22 | Downward drilling and expanding integrated complete equipment based on variable-diameter mechanical hole expanding and hole making |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211647981U (en) |
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2020
- 2020-01-22 CN CN202020141525.8U patent/CN211647981U/en active Active
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Address after: 045000 No. 5, North Main Street, Shanxi, Yangquan Patentee after: YANGQUAN COAL INDUSTRY (Group) Co.,Ltd. Patentee after: Tiefulai Equipment Manufacturing Group Co.,Ltd. Address before: 045000 No. 5, North Main Street, Shanxi, Yangquan Patentee before: YANGQUAN COAL INDUSTRY (Group) Co.,Ltd. Patentee before: HENAN TIEFULAI EQUIPMENT MANUFACTURING Co.,Ltd. |