CN109458132B - Drill carriage and control system thereof - Google Patents
Drill carriage and control system thereof Download PDFInfo
- Publication number
- CN109458132B CN109458132B CN201811455961.6A CN201811455961A CN109458132B CN 109458132 B CN109458132 B CN 109458132B CN 201811455961 A CN201811455961 A CN 201811455961A CN 109458132 B CN109458132 B CN 109458132B
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- Prior art keywords
- assembly
- motor
- hydraulic
- guide rail
- reversing valve
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- 239000010720 hydraulic oil Substances 0.000 claims abstract description 25
- 239000003921 oil Substances 0.000 claims description 29
- 239000003638 chemical reducing agent Substances 0.000 claims description 21
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 8
- 238000005553 drilling Methods 0.000 description 11
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/022—Control of the drilling operation; Hydraulic or pneumatic means for activation or operation
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The application discloses a drill carriage and a control system thereof, wherein the control system comprises a gas circuit system, a circuit system and a hydraulic system, the gas circuit system comprises a first stop valve, a manual reversing valve, a gas motor, a second stop valve and a gas motor generator, high-pressure gas is divided into two paths after passing through the first stop valve, one path is connected with the gas motor through the manual reversing valve, the other path is connected with the gas motor generator through the second stop valve, the circuit system comprises a storage battery connected with the gas motor generator and an explosion-proof motor connected with the storage battery, the hydraulic system comprises a hydraulic oil tank, a hydraulic pump, a four-way manual reversing valve group and a five-way manual reversing valve group, hydraulic oil is divided into two paths after passing through the hydraulic pump, one path enters the four-way manual reversing valve group, and the other path enters the five-way manual reversing valve group. The application has the advantages of small volume, light weight, large torque, light movement, no cable when changing the working tunnel, long-distance movement, frequent movement, low noise, low air consumption, safe and reliable use and suitability for various hardness strata.
Description
Technical Field
The application relates to the technical field of coal mine mechanical equipment, in particular to a drill carriage and a control system thereof.
Background
In the prior art, the coal mine water and gas detection is mainly performed by a hydraulic drilling machine and a pneumatic drilling machine.
First, the hydraulic drilling machine mechanism is more complicated, mainly includes host computer and hydraulic power unit. The whole mass is relatively large, power is required to be provided by electric power, long cables are required to be towed during working, and the underground cable is extremely inconvenient to move and unsafe.
Secondly, the pneumatic drilling machine has small propelling force, meets hard rock and cannot reach the required drilling depth. When in propulsion, the noise is large, which is not beneficial to the health of workers. The pneumatic pump is directly adopted to provide propulsion and backspacing, so that the air consumption is high, and the small-load or no-load fast-forward and fast-backward can not be realized; the pneumatic upright post has small jacking force, the mechanical upright post can not automatically supplement pressure, and the upright post supported during drilling has potential safety hazard.
Disclosure of Invention
Aiming at the defects of the prior art, the application provides the drill carriage which can move for a long distance without a cable, is frequently moved, is safe and reliable to use and is suitable for various hardness strata and a control system thereof.
In order to solve the problems, the application adopts the following technical scheme:
in a first aspect, a drill carriage control system is provided, comprising a gas circuit system, a circuit system and a hydraulic system, wherein the gas circuit system comprises a stop valve I, a manual reversing valve, a gas motor, a stop valve II and a gas motor generator, high-pressure gas is divided into two paths after passing through the stop valve I, one path of high-pressure gas is connected with the gas motor through the manual reversing valve, an output shaft of the gas motor is connected with one input shaft of a double-input shaft rotary speed reducer, the other path of high-pressure gas is connected with the gas motor generator through the stop valve II,
the circuit system comprises a storage battery and an explosion-proof motor, the storage battery is connected with the air motor generator, the explosion-proof motor is connected with the storage battery,
the hydraulic system comprises a hydraulic oil tank, a hydraulic pump, a four-way manual reversing valve group and a five-way manual reversing valve group, an oil inlet of the hydraulic pump is connected with the hydraulic oil tank, the explosion-proof motor drives the hydraulic pump to work, hydraulic oil is divided into two paths after passing through the hydraulic pump, one path of hydraulic oil enters the four-way manual reversing valve group and returns to the hydraulic oil tank through a cooler, the action of a left crawler motor, a right crawler motor, a column oil cylinder and a rotary motor is controlled through the four-way manual reversing valve group, the other path of hydraulic oil enters the five-way manual reversing valve group and returns to the hydraulic oil tank through the cooler, the actions of a chuck oil cylinder, a clamp oil cylinder, a clutch oil cylinder, a feed oil cylinder and the hydraulic motor are controlled through the five-way manual reversing valve group, an output shaft of the hydraulic motor is connected with the other input shaft of the double-input-shaft rotary speed reducer through a clutch, and the output shaft of the double-input-shaft rotary speed reducer is connected with the input shaft of the rotary device.
Further, the circuit system further comprises a charging protection device and an explosion-proof electric control cabinet, wherein the charging protection device is arranged between the stop valve II and the air motor generator, and the explosion-proof electric control cabinet is arranged between the storage battery and the explosion-proof motor and is connected with the charging protection device.
In a second aspect, a drill carriage is provided, including a carriage body assembly, a crawler travel assembly, a swing and jack mechanism, and a host assembly, and further including the drill carriage control system described above.
Further, the rotation and jacking mechanism is fixedly arranged on the vehicle body assembly and comprises a stand column seat assembly, a stand column assembly, a guide rail tray assembly and a rotation support assembly, wherein the stand column seat assembly is fixed at the bottom of the stand column assembly, the rotation support assembly is fixed on the stand column seat assembly, and the guide rail tray assembly is rotatably arranged on the rotation support assembly.
Further, the host assembly comprises a guide rail assembly, a guide sleeve, a clamp holder and a rotator assembly, wherein the guide rail assembly comprises a guide rail assembly feeding oil cylinder and a guide rail frame, the guide rail assembly feeding oil cylinder is arranged in the guide rail frame through a bolt, the guide rail frame is fixedly arranged on the guide rail tray assembly, the rotator assembly comprises a supporting plate, a hydraulic motor, an air motor, a double-input-shaft rotary speed reducer and a rotator which are fixed on the supporting plate, one input shaft of the double-input-shaft rotary speed reducer is connected with an output shaft of the hydraulic motor through a clutch, the other input shaft of the double-input-shaft rotary speed reducer is connected with an output shaft of the air motor, the output shaft of the double-input-shaft rotary speed reducer is connected with an input shaft of the rotator, the rotator assembly is connected with the guide rail frame in a sliding mode through the supporting plate, the front-back movement of the rotator assembly is realized through the extension of the guide rail assembly feeding oil cylinder, the guide sleeve is fixed at one end of the guide rail frame, and the clamp holder is fixedly arranged between the rotator assembly and the guide sleeve.
The beneficial effects of adopting above-mentioned technical scheme to produce lie in:
the pneumatic motor is driven by compressed air to rotate to drill, and the hydraulic motor can be controlled to drill simultaneously when the power is insufficient; when the compressed air is not used for drilling, the air motor generator can be switched to generate electricity to charge the storage battery, the explosion-proof electric control cabinet monitors the voltage of the storage battery in real time, and the charging protection device is controlled to disconnect a loop after the voltage reaches the upper limit, so that the air motor generator stops working. The explosion-proof motor powered by the storage battery drives the hydraulic pump to work, so that the drill carriage can walk and assist, and the full capacity of the storage battery can walk for 6km, so that a cable is not needed. In general, the application has small volume, light weight, large torque, light movement, no cable when changing the working tunnel, long distance movement, frequent movement, low noise and low air consumption, is safe and reliable to use, and is suitable for various hardness strata.
Drawings
FIG. 1 is a schematic diagram of a rig control system of the present application;
FIG. 2 is a schematic view of the structure of the drill carriage of the present application;
FIG. 3 is a schematic view of the swing and jack mechanism of the present application;
FIG. 4 is a schematic diagram of a host assembly according to the present application;
FIG. 5 is a schematic view of the structure of the gyrator assembly of the present application;
FIG. 6 is a schematic view of the track assembly of the present application.
In the figure: 1. a stop valve I; 2. a manual reversing valve; 3. an air motor; 4. a second stop valve; 5. an air motor generator; 6. a double-input shaft rotary speed reducer; 7. a storage battery; 8. an explosion-proof motor; 9. a hydraulic oil tank; 10. a hydraulic pump; 11. four-linkage manual reversing valve group; 12. five-linkage manual reversing valve group; 13. a cooler; 14. a left track motor; 15. a right track motor; 16. a column cylinder; 17. a rotary motor; 18. chuck oil cylinder; 19. a clamp holder cylinder; 20. a clutch cylinder; 21. a feed cylinder; 22. a hydraulic motor; 23. a charging protection device; 24. explosion-proof electric control cabinet; 25. a vehicle body assembly; 26. the crawler belt walking assembly; 27. a rotation and propping mechanism; 28. a host assembly; 29. a column seat assembly; 30. a column assembly; 31. a guide rail tray assembly; 32. a slewing support assembly; 33. a guide rail assembly; 34. a guide sleeve; 35. a holder; 36. a gyrator assembly; 37. a guide rail assembly feeding cylinder; 38. a guide rail frame; 39. a gyrator; 40. a supporting plate; 41. a clutch.
Description of the embodiments
The present application will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present application more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
As shown in figure 1, the drill carriage control system comprises a gas circuit system, a circuit system and a hydraulic system, wherein the gas circuit system comprises a stop valve I1, a manual reversing valve 2, a gas motor 3, a stop valve II 4 and a gas motor generator 5, high-pressure gas is divided into two paths after passing through the stop valve I1, one path is connected with the gas motor 3 through the manual reversing valve 2, an output shaft of the gas motor 3 is connected with one input shaft of a double-input-shaft rotary speed reducer 6, the other path is connected with the gas motor generator 5 through the stop valve II 4,
the circuit system comprises a storage battery 7 and an explosion-proof motor 8, the storage battery 7 is connected with the air motor generator 5, the explosion-proof motor 8 is connected with the storage battery 7,
the hydraulic system comprises a hydraulic oil tank 9, a hydraulic pump 10, a four-way manual reversing valve group 11 and a five-way manual reversing valve group 12, wherein an oil inlet of the hydraulic pump 10 is connected with the hydraulic oil tank 9, the explosion-proof motor 8 drives the hydraulic pump 10 to work, hydraulic oil is divided into two paths after passing through the hydraulic pump 10, one path of hydraulic oil enters the four-way manual reversing valve group 11 and returns to the hydraulic oil tank 9 through a cooler 13, the actions of a left crawler motor 14, a right crawler motor 15, a column oil cylinder 16 and a rotary motor 17 are controlled through the four-way manual reversing valve group 11, the other path of hydraulic oil enters the five-way manual reversing valve group 12 and returns to the hydraulic oil tank 9 through the cooler 13, the actions of a chuck oil cylinder 18, a clamp oil cylinder 19, a clutch oil cylinder 20, a feed oil cylinder 21 and a hydraulic motor 22 are controlled through the five-way manual reversing valve group 12, and an output shaft of the hydraulic motor 22 is connected with the other input shaft of the double-input shaft rotary speed reducer 6 through a clutch 41, and an output shaft of the double-input shaft rotary speed reducer 6 is connected with an input shaft of a rotary device 39.
The circuit system further comprises a charging protection device 23 and an explosion-proof electric control cabinet 24, wherein the charging protection device 23 is arranged between the stop valve II 4 and the air motor generator 5, and the explosion-proof electric control cabinet 24 is arranged between the storage battery 7 and the explosion-proof motor 8 and is connected with the charging protection device 23. The explosion-proof electric control cabinet 24 monitors the voltage of the storage battery 7 in real time, and controls the charging protection device 23 to disconnect the loop after the voltage reaches the upper limit, so that the air motor generator 5 stops working.
As shown in fig. 2-6, a drill rig includes a body assembly 25, a track running assembly 26, a swing and jack mechanism 27, and a main machine assembly 28, as well as the drill rig control system described above.
The rotation and jacking mechanism 27 is fixedly arranged on the vehicle body assembly 25 and comprises a column seat assembly 29, a column assembly 30, a guide rail tray assembly 31 and a rotation support assembly 32, wherein the column seat assembly 29 is fixed at the bottom of the column assembly 30, the rotation support assembly 32 is fixed on the column seat assembly 29, and the guide rail tray assembly 31 is rotatably arranged on the rotation support assembly 32.
The main machine assembly 28 comprises a guide rail assembly 33, a guide sleeve 34, a clamp holder 35 and a rotator assembly 36, wherein the guide rail assembly 33 comprises a guide rail assembly feeding oil cylinder 37 and a guide rail frame 38, the guide rail assembly feeding oil cylinder 37 is arranged in the guide rail frame 38 through bolts, the guide rail frame 38 is fixedly arranged on the guide rail tray assembly 31, the rotator assembly 36 comprises a supporting plate 40, a hydraulic motor 22, an air motor 3, a double-input-shaft rotary speed reducer 6 and a rotator 39 which are fixed on the supporting plate 40, one input shaft of the double-input-shaft rotary speed reducer 6 is connected with an output shaft of the hydraulic motor 22 through a clutch 41, the other input shaft of the double-input-shaft rotary speed reducer 6 is connected with an output shaft of the air motor 3, the output shaft of the double-input-shaft rotary speed reducer 6 is connected with an input shaft of the rotator 39, the rotator assembly 36 is slidably connected with the guide rail frame 38 through the supporting plate 40, front and back movement of the rotator assembly 36 is realized through expansion and contraction of the guide rail assembly feeding oil cylinder 37, the guide sleeve 34 is fixed at one end of the guide rail frame 38, and the clamp holder 35 is fixedly arranged between the rotator assembly 36 and the guide sleeve 34.
Principle of operation
The application realizes the drilling of the water and gas detection holes by utilizing electricity and compressed air. As shown in fig. 1, after the stop valve 1 is opened, the manual reversing valve 2 is pulled, and the compressed air drives the air motor 3 to rotate, so that the drilling or the drill unloading function is realized. When no drilling is performed, compressed air reaches the stop valve II 4 from the other path, the stop valve II 4 is opened, the compressed air is sent to the air motor generator 5 and drives the air motor generator 5 to generate power, so that the storage battery 7 is charged by using the time of no drilling, the voltage of the storage battery 7 can be monitored in real time by the explosion-proof electric control cabinet 24 connected with the storage battery 7, the charging protection device 23 is controlled to disconnect a loop when the upper limit of the voltage is reached, the overcharge is avoided, the service life of the storage battery 7 is prolonged, and the waste of energy is reduced. The storage battery 7 is connected with the explosion-proof motor 8 through the explosion-proof electric control cabinet 24, after the switch of the explosion-proof electric control cabinet 24 is pressed down, the explosion-proof motor 8 drives the hydraulic pump 10 to rotate, the hydraulic pump 10 absorbs oil from the hydraulic oil tank 9 and sends the oil to the four-way manual reversing valve group 11 and the five-way manual reversing valve group 12, the actions of the left crawler motor 14, the right crawler motor 15, the upright post cylinder 16 and the rotary motor 17 are controlled through the four-way manual reversing valve group 11, and the actions of the chuck cylinder 18, the clamp cylinder 19, the clutch cylinder 20, the feed cylinder 21 and the hydraulic motor 22 are controlled through the five-way manual reversing valve group 12.
Although the application has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various variations and modifications may be made to the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, drawings and claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will be apparent to those skilled in the art.
Claims (5)
1. A drill carriage control system, characterized in that: comprises a gas circuit system, a circuit system and a hydraulic system, wherein the gas circuit system comprises a stop valve I (1), a manual reversing valve (2), a gas motor (3), a stop valve II (4) and a gas motor generator (5), high-pressure gas is divided into two paths after passing through the stop valve I (1), one path is connected with the gas motor (3) through the manual reversing valve (2), an output shaft of the gas motor (3) is connected with one input shaft of a double-input shaft rotary speed reducer (6), the other path is connected with the gas motor generator (5) through the stop valve II (4),
the circuit system comprises a storage battery (7) and an explosion-proof motor (8), the storage battery (7) is connected with the air motor generator (5), the explosion-proof motor (8) is connected with the storage battery (7),
the hydraulic system comprises a hydraulic oil tank (9), a hydraulic pump (10), a four-link manual reversing valve group (11) and a five-link manual reversing valve group (12), an oil inlet of the hydraulic pump (10) is connected with the hydraulic oil tank (9), the explosion-proof motor (8) drives the hydraulic pump (10) to work, hydraulic oil is divided into two paths after passing through the hydraulic pump (10), one path of hydraulic oil enters the four-link manual reversing valve group (11) and returns to the hydraulic oil tank (9) through a cooler (13), the actions of a left crawler motor (14), a right crawler motor (15), a column oil cylinder (16) and a rotary motor (17) are controlled through the four-link manual reversing valve group (11), the other path of hydraulic oil enters the five-link manual reversing valve group (12) and returns to the hydraulic oil tank (9) through the cooler (13), the actions of a chuck oil cylinder (18), a clamp oil cylinder (19), a clutch oil cylinder (20), a feed oil cylinder (21) and a hydraulic motor (22) are controlled, an output shaft of the hydraulic motor (22) is connected with another input shaft of a speed reducer (6) through a clutch (41), and the other input shaft of the speed reducer (39) is connected with the rotary input shaft of the rotary machine.
2. A drill rig control system according to claim 1, characterized in that: the circuit system further comprises a charging protection device (23) and an explosion-proof electric control cabinet (24), wherein the charging protection device (23) is arranged between the stop valve II (4) and the air motor generator (5), and the explosion-proof electric control cabinet (24) is arranged between the storage battery (7) and the explosion-proof motor (8) and is connected with the charging protection device (23).
3. The utility model provides a drill carriage, includes automobile body assembly (25), track walking assembly (26), gyration and tight mechanism (27) and host computer assembly (28), its characterized in that: further comprising the drill rig control system of claim 1 or 2.
4. A drill rig according to claim 3, characterized in that: the rotary and jacking mechanism (27) is fixedly arranged on the vehicle body assembly (25) and comprises a stand column seat assembly (29), a stand column assembly (30), a guide rail tray assembly (31) and a rotary support assembly (32), wherein the stand column seat assembly (29) is fixed at the bottom of the stand column assembly (30), the rotary support assembly (32) is fixed on the stand column seat assembly (29), and the guide rail tray assembly (31) is rotatably arranged on the rotary support assembly (32).
5. A drill rig according to claim 4, characterized in that: the main machine assembly (28) comprises a guide rail assembly (33), a guide sleeve (34), a clamp holder (35) and a rotator assembly (36), the guide rail assembly (33) comprises a guide rail assembly feeding oil cylinder (37) and a guide rail frame (38), the guide rail assembly feeding oil cylinder (37) is arranged in the guide rail frame (38) through bolts, the guide rail frame (38) is fixedly arranged on the guide rail tray assembly (31), the rotator assembly (36) comprises a supporting plate (40) and a hydraulic motor (22), an air motor (3), a double-input-shaft rotary speed reducer (6) and a rotator (39) which are fixed on the supporting plate (40), one input shaft of the double-input-shaft rotary speed reducer (6) is connected with an output shaft of the hydraulic motor (22) through a clutch (41), the other input shaft of the double-input-shaft rotary speed reducer (6) is connected with an input shaft of the rotator (39), the rotator assembly (36) is connected with one end of the guide rail assembly (38) through a guide rail (38) in a telescopic way, the clamp holder (35) is fixedly arranged between the rotator assembly (36) and the guide sleeve (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811455961.6A CN109458132B (en) | 2018-11-30 | 2018-11-30 | Drill carriage and control system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811455961.6A CN109458132B (en) | 2018-11-30 | 2018-11-30 | Drill carriage and control system thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109458132A CN109458132A (en) | 2019-03-12 |
| CN109458132B true CN109458132B (en) | 2023-08-18 |
Family
ID=65612056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811455961.6A Active CN109458132B (en) | 2018-11-30 | 2018-11-30 | Drill carriage and control system thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN109458132B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB483612A (en) * | 1937-05-25 | 1938-04-22 | Holman Brothers Ltd | Improvements in and relating to rock drills and the like |
| CN101509350A (en) * | 2009-03-02 | 2009-08-19 | 石家庄中煤装备制造有限公司 | Pneumatic crawler hydraulic jumbo |
| CN101675206A (en) * | 2007-02-22 | 2010-03-17 | 国民油井华高有限合伙公司 | Rig engine control |
| CN102947114A (en) * | 2010-05-25 | 2013-02-27 | 山特维克矿山工程机械有限公司 | Rock drilling rig and method for downhill drive |
| CN203248064U (en) * | 2013-05-21 | 2013-10-23 | 石家庄博安煤矿机械制造有限公司 | Pneumatic drilling machine propelling system |
| CN104632071A (en) * | 2015-02-05 | 2015-05-20 | 石家庄博安煤矿机械制造有限公司 | Coal mine gas-liquid linkage drilling rig |
| CN206785309U (en) * | 2017-02-15 | 2017-12-22 | 石家庄天地煤矿机械有限公司 | Colliery deep-hole pneumatic drill carriage |
| CN108868599A (en) * | 2018-08-09 | 2018-11-23 | 冀凯河北机电科技有限公司 | A kind of complete pneumatic comprehensive drill carriage |
-
2018
- 2018-11-30 CN CN201811455961.6A patent/CN109458132B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB483612A (en) * | 1937-05-25 | 1938-04-22 | Holman Brothers Ltd | Improvements in and relating to rock drills and the like |
| CN101675206A (en) * | 2007-02-22 | 2010-03-17 | 国民油井华高有限合伙公司 | Rig engine control |
| CN101509350A (en) * | 2009-03-02 | 2009-08-19 | 石家庄中煤装备制造有限公司 | Pneumatic crawler hydraulic jumbo |
| CN102947114A (en) * | 2010-05-25 | 2013-02-27 | 山特维克矿山工程机械有限公司 | Rock drilling rig and method for downhill drive |
| CN203248064U (en) * | 2013-05-21 | 2013-10-23 | 石家庄博安煤矿机械制造有限公司 | Pneumatic drilling machine propelling system |
| CN104632071A (en) * | 2015-02-05 | 2015-05-20 | 石家庄博安煤矿机械制造有限公司 | Coal mine gas-liquid linkage drilling rig |
| CN206785309U (en) * | 2017-02-15 | 2017-12-22 | 石家庄天地煤矿机械有限公司 | Colliery deep-hole pneumatic drill carriage |
| CN108868599A (en) * | 2018-08-09 | 2018-11-23 | 冀凯河北机电科技有限公司 | A kind of complete pneumatic comprehensive drill carriage |
Non-Patent Citations (1)
| Title |
|---|
| ZDY4000LS型煤矿用履带式全液压坑道钻机的研制;胡海峰;魏斌斌;陆惠明;;探矿工程(岩土钻掘工程)(第06期);55-56+54 * |
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| Publication number | Publication date |
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| CN109458132A (en) | 2019-03-12 |
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