CN104018795A - Air-supply device for extractor drilling machine - Google Patents
Air-supply device for extractor drilling machine Download PDFInfo
- Publication number
- CN104018795A CN104018795A CN201410219539.6A CN201410219539A CN104018795A CN 104018795 A CN104018795 A CN 104018795A CN 201410219539 A CN201410219539 A CN 201410219539A CN 104018795 A CN104018795 A CN 104018795A
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- China
- Prior art keywords
- air compressor
- main shaft
- air
- gas
- motor
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- Granted
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 description 42
- 239000000428 dust Substances 0.000 description 5
- 239000000446 fuel Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The invention discloses an air-supply device for an extractor drilling machine. The air-supply device for the extractor drilling machine comprises an air compressor motor and a drill rod rotating motor, wherein the air compressor motor and the drill rod rotating motor are communicated with a main valve. The air compressor motor is in transmission connection with a rotary screw air compressor, and the rotary screw air compressor is communicated with an air-inlet air filter and an oil and gas fine separator. The drill rod rotating motor is in transmission connection with a rotating hollow main shaft. The air compressor motor and the drill rod rotating motor are connected with a pilot control valve respectively. The oil and gas fine separator is communicated with a gas-pass connector which is fixedly connected with a power head box body, the front end of the gas-pass connector is connected with the rotating hollow main shaft, and the joint between the gas-pass connector and the power head box body and the joint between the gas-pass connector and the rotating hollow main shaft are respectively provided with an O-shaped sealing ring. The rotating hollow main shaft is connected with a hollow drill rod through a coupler, and the joint between the rotating hollow main shaft and the hollow drill rod is correspondingly provided with a sealing ring. According to the air-supply device for the extractor drilling machine, the pilot control valve supplies oil so as to simultaneously control the air compressor motor and the drill rod rotating motor, so that air supply and drilling are conducted at the same time, and can be controlled in a single mode; gas will not leak, and drilling efficiency is high.
Description
technical fieldthe invention belongs to excavator rig supply technology field, be specifically related to a kind of excavator rig feeder.
background technologyin prior art, in the recovery process of some surface mines, often can use the excavator rig of down-the-hole type exploits because ore bed is shallow, but traditional excavator rig can not be realized the function that drilling rod rotates and air feed is worked simultaneously by single control, operating process is relatively loaded down with trivial details, and structure is also complicated; And on market, have part type to adopt piston type air compressor to carry out compressed air, and although large capacity and High voltage output can be provided, because exhaust is that batch (-type) carries out, output has pulse, needs gas tank, takes up room large, the efficiency of air feed is low; In traditional excavator rig air supply channel, limited by the air-proof condition of each coupling parts such as pipeline, unit head, main shaft, shaft coupling, drilling rod, cause gas leak phenomenon serious, make the air pressure of drill bit work plane inadequate, thereby occur in boring procedure, often occurring that dust can not blow, the phenomenon that drilling efficiency is low.
summary of the inventionthe object of the invention is to solve the technical problem that prior art existence can not singlely be controlled, air feed efficiency is low, gas leakage serious, air pressure is low and drilling efficiency is low, a kind of excavator rig feeder is provided.
A kind of excavator rig of the present invention feeder, it comprises the air compressor machine motor and the drilling rod rotation motor that are communicated with main valve respectively by oil circuit; Described air compressor machine motor is in transmission connection by belt and screw-rod air compressor; Described screw-rod air compressor is communicated with air inlet air filter and the meticulous eliminator of oil gas respectively; Described drilling rod rotation motor is in transmission connection by unit head casing and rotation hollow main shaft; Its main points are that described air compressor machine motor is connected with pilot-actuated valve respectively with drilling rod rotation motor; The meticulous eliminator of described oil gas is communicated with mistake gas joint by tracheae; The described gas joint of crossing is fixedly connected with unit head casing by screw, and the front end of crossing gas joint is connected with rotation hollow main shaft; The described junction of crossing gas joint and unit head casing and rotation hollow main shaft is respectively equipped with casing O RunddichtringO and main shaft O RunddichtringO; Described rotation hollow main shaft is in transmission connection by shaft coupling and hollow drill pipe; Described rotation hollow main shaft is provided with hollow circuit cylinder sealing ring with the corresponding junction of hollow drill pipe.
In order to prevent that dust from stopping up air inlet air filter, described screw-rod air compressor inlet end is provided with the Quick replacing gas joint with tracheae.
In the present invention, air compressor machine motor is connected with pilot-actuated valve respectively with drilling rod rotation motor, controls air compressor machine motor and drilling rod rotation motor by fuel feeding simultaneously, to reach air feed and rig is worked simultaneously, can single control; Cross gas joint and be tightly connected with unit head casing and rotary main shaft respectively by sealing ring, rotary main shaft is tightly connected by hollow circuit cylinder sealing ring and hollow drill pipe, can effectively prevent Leakage Gas, and the efficiency of boring is improved.The invention solves the technical problem that prior art can not singlely be controlled, air feed efficiency is low, gas leakage serious, air pressure is low and drilling efficiency is low.
brief description of the drawingsfig. 1 is air feed principle schematic of the present invention;
Fig. 2 is drill configuration signal partial sectional view of the present invention;
Fig. 3 is hydraulic principle schematic diagram of the present invention.
In figure 1, screw-rod air compressor 2, air compressor machine motor 3, air inlet air filter 4, radiator 5, the meticulous eliminator 6 of oil gas, belt 7, hollow drill pipe 8, shaft coupling 9, rotation hollow main shaft 10, unit head casing 11, main shaft O RunddichtringO 12, casing O RunddichtringO 13, cross gas joint 14, hollow circuit cylinder sealing ring 15, Quick replacing gas joint 16, main valve 17, pilot-actuated valve 18, drilling rod rotation motor 19, tracheae 20, pilot solenoid valve group
Detailed description of the invention
With reference to Fig. 1, Fig. 2 and Fig. 3, it comprises the air compressor machine motor 2 and the drilling rod rotation motor 18 that are communicated with main valve 16 respectively by oil circuit the present invention; Described air compressor machine motor 2 is in transmission connection by belt 6 and screw-rod air compressor 1; Described screw-rod air compressor 1 is communicated with air inlet air filter 3 and the meticulous eliminator 5 of oil gas respectively; Described drilling rod rotation motor 18 is in transmission connection by unit head casing 10 and rotation hollow main shaft 9; Described air compressor machine motor 2 is connected with pilot-actuated valve 17 respectively with drilling rod rotation motor 18; The meticulous eliminator 5 of described oil gas is communicated with mistake gas joint 13 by tracheae 19; The described gas joint 13 of crossing is fixedly connected with unit head casing 10 by screw, and the front end of crossing gas joint 13 is connected with rotation hollow main shaft 9; The described gas joint 13 of crossing is respectively equipped with casing O RunddichtringO 12 and main shaft O RunddichtringO 11 with the junction of unit head casing 10 and rotation hollow main shaft 9; Described rotation hollow main shaft 9 is in transmission connection by shaft coupling 8 and hollow drill pipe 7; Described rotation hollow main shaft 9 is provided with hollow circuit cylinder sealing ring 14 with the corresponding junction of hollow drill pipe 7; Described screw-rod air compressor 1 inlet end is provided with the Quick replacing gas joint 15 with tracheae.
Operating principle: in the time that excavator safety locking is opened, pilot solenoid valve group 20 is moved, and guide's oil circuit fuel feeding supplies with guide oil to after pilot-actuated valve 17 actions drilling rod rotation motor 18 and air compressor machine motor 2 control valves simultaneously, two motors move simultaneously, can realize more easily manipulation; Enter air compressor machine motor 2 by the pressure oil of main valve 17 by A mouth and B mouth and drive its rotation, drive screw-rod air compressor 1 to rotate by belt 6 again, air enters the meticulous eliminator 5 of oil gas after air inlet air filter 3 enters screw-rod air compressor 1 pressurization, after the meticulous eliminator 5 of oil gas separates air-fuel mixture gas, remaining gases at high pressure are given hollow drill pipe scope of operation air feed after radiator 4; On screw-rod air compressor 1, carry pressure-regulating device, this air supply system provides pressure to be initially set 0.6MPa, work requirements pressure limit is 0.4-0.7MPa, in the time that supply air line occurs to stop up, system pressure increases, its pressure holding valve carrying can carry out pressure release, ensures that air compressor machine supply gas pressure can not exceed 0.7MPa; Screw-rod air compressor 1 air feed end is provided with Quick replacing gas joint 15, and because dust in working environment is many, air inlet air filter 3 is easy to stop up, and can connect tracheae purge air filter so that maintaining at Quick replacing gas joint 15 places; The meticulous eliminator of oil gas connected gas joint 13 by supply air line, crossing gas joint 13 is fixed together by screw and unit head casing 10, one section that crosses gas joint 13 is connected with rotation hollow main shaft 9, one section is connected with unit head casing 10, cross gas joint 13 and rotation hollow main shaft 9 by two little main shaft O RunddichtringO 11(internal diameters 22) be tightly connected, because rotation hollow main shaft 9 rotates as low speed, O RunddichtringO can ensure sealing herein, ensures that gases at high pressure can not enter casing; Cross gas joint 13 and unit head casing 10 by two large main shaft O RunddichtringO 12(internal diameters 24) be tightly connected, herein without relative motion, good airproof performance; Shaft coupling 8 connects rotation hollow main shaft 9 and hollow drill pipe 7, its inside has a hollow circuit cylinder sealing ring 14 to be pressed in the hemisphere of opposite side, in the time of shaft coupling 8 bolt tightening, hollow circuit cylinder sealing ring 14 is compressed, ensure that gases at high pressure can not reveal, gases at high pressure arrive the drill bit scope of operation by hollow drill pipe 7, and gases at high pressure blow out a large amount of dust, after avoiding saving bit by bit a large amount of dust, affect the efficiency of holing.
This excavator rig air supply system takes full advantage of the service valve group of excavator main valve, and successful Application Yushan Hill is rebuild machine MC136DR-8 rig product, and (this product is in advanced development, not market circulation), through constantly improving and optimizing, successfully solve gas leakage problem, ensured the requirement of the scope of operation to gas pressure.
Claims (2)
1. an excavator rig feeder, it comprises the air compressor machine motor and the drilling rod rotation motor that are communicated with main valve respectively by oil circuit; Described air compressor machine motor is in transmission connection by belt and screw-rod air compressor; Described screw-rod air compressor is communicated with air inlet air filter and the meticulous eliminator of oil gas respectively; Described drilling rod rotation motor is in transmission connection by unit head casing and rotation hollow main shaft; It is characterized in that described air compressor machine motor is connected with pilot-actuated valve respectively with drilling rod rotation motor; The meticulous eliminator of described oil gas is communicated with mistake gas joint by tracheae; The described gas joint of crossing is fixedly connected with unit head casing by screw, and the front end of crossing gas joint is connected with rotation hollow main shaft; The described junction of crossing gas joint and unit head casing and rotation hollow main shaft is respectively equipped with casing O RunddichtringO and main shaft O RunddichtringO; Described rotation hollow main shaft is in transmission connection by shaft coupling and hollow drill pipe; Described rotation hollow main shaft is provided with hollow circuit cylinder sealing ring with the corresponding junction of hollow drill pipe.
2. a kind of excavator rig feeder according to claim 1, is characterized in that described screw-rod air compressor inlet end is provided with the Quick replacing gas joint with tracheae.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410219539.6A CN104018795B (en) | 2014-05-23 | A kind of excavator rig feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410219539.6A CN104018795B (en) | 2014-05-23 | A kind of excavator rig feeder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104018795A true CN104018795A (en) | 2014-09-03 |
| CN104018795B CN104018795B (en) | 2016-11-30 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4732226A (en) * | 1986-03-19 | 1988-03-22 | Turmag Turbo-Maschinen AG and Gesellschaft Fuer Strahlen- und Umweltforschung Muenchen MBH | Drilling machine |
| CN2061208U (en) * | 1989-11-18 | 1990-08-29 | 武汉工业大学 | Light gang drilling machine |
| CN2725496Y (en) * | 2004-05-20 | 2005-09-14 | 北京交通大学 | Pneumatic anchor rod drill motor air supply mechanism |
| CN102913122A (en) * | 2012-11-01 | 2013-02-06 | 玉柴桩工(常州)有限公司 | Rotary drilling rig under all-electric pilot control |
| CN103643895A (en) * | 2013-11-06 | 2014-03-19 | 桂林市华力重工机械有限责任公司 | Crawler-type hydraulic cutting drilling machine with intelligent braking device |
| CN203961861U (en) * | 2014-05-23 | 2014-11-26 | 山重建机有限公司 | A kind of excavator rig feeder |
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4732226A (en) * | 1986-03-19 | 1988-03-22 | Turmag Turbo-Maschinen AG and Gesellschaft Fuer Strahlen- und Umweltforschung Muenchen MBH | Drilling machine |
| CN2061208U (en) * | 1989-11-18 | 1990-08-29 | 武汉工业大学 | Light gang drilling machine |
| CN2725496Y (en) * | 2004-05-20 | 2005-09-14 | 北京交通大学 | Pneumatic anchor rod drill motor air supply mechanism |
| CN102913122A (en) * | 2012-11-01 | 2013-02-06 | 玉柴桩工(常州)有限公司 | Rotary drilling rig under all-electric pilot control |
| CN103643895A (en) * | 2013-11-06 | 2014-03-19 | 桂林市华力重工机械有限责任公司 | Crawler-type hydraulic cutting drilling machine with intelligent braking device |
| CN203961861U (en) * | 2014-05-23 | 2014-11-26 | 山重建机有限公司 | A kind of excavator rig feeder |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zou Jixiang Inventor after: Wei Jingcheng Inventor after: Li Xuan Inventor after: Yin Bin Inventor before: Zou Jixiang Inventor before: Wei Jingcheng Inventor before: Fu Bin Inventor before: Wang Qingbo |
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| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20161123 Granted publication date: 20161130 |
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Date of cancellation: 20180523 Granted publication date: 20161130 |
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| PD01 | Discharge of preservation of patent | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An air supply device for excavator and drilling rig Effective date of registration: 20211217 Granted publication date: 20161130 Pledgee: LINYI SHANZHONG EXCAVATOR CO.,LTD. Pledgor: STRONG CONSTRUCTION MACHINERY Co.,Ltd. Registration number: Y2021980015338 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230727 Granted publication date: 20161130 Pledgee: LINYI SHANZHONG EXCAVATOR CO.,LTD. Pledgor: STRONG CONSTRUCTION MACHINERY Co.,Ltd. Registration number: Y2021980015338 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |