CN201297128Y - Portable emulsion liquid drilling machine - Google Patents
Portable emulsion liquid drilling machine Download PDFInfo
- Publication number
- CN201297128Y CN201297128Y CNU2008201674016U CN200820167401U CN201297128Y CN 201297128 Y CN201297128 Y CN 201297128Y CN U2008201674016 U CNU2008201674016 U CN U2008201674016U CN 200820167401 U CN200820167401 U CN 200820167401U CN 201297128 Y CN201297128 Y CN 201297128Y
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Abstract
A portable emulsion liquid drilling machine comprises an output shaft connected with a rotor, and the rotor and the output shaft are integrated. The rotor output shaft is supported by a bearing, a flow-in distribution hole, a flow-out distribution hole and static seal are formed on a thrust plate, a plunger hole is formed on the rotor output shaft, a moveable plunger and a rolling ball are mounted in the plunger hole, and the dynamic seal is adopted in the plunger hole, the rolling ball is in contact fit with the inner wall of the stator, the flow-in distribution hole and the flow-out distribution hole are matched and communicated with the plunger hole, one end of a spring is fixed in a through-flow plate, and the other end of the spring is clung to the end surface of the thrust plate. The rotor and the output shaft reduce the transmission links of the entire structure, and improve the mechanical efficiency and the reliability of the portable emulsion liquid drilling machine. The portable emulsion liquid drilling machine has the low-speed stability and can directly drive a drill head to work; the entire weight of the machine is light, an emulsion liquid motor is adopted as power, the flow channel of the machine is short and straight, so that the local pressure loss is less; the static seal is adopted as the main seal mode, so that the hydraulic efficiency and the volume efficiency of the emulsion liquid motor are ensured; and the rolling ball is made of ceramic material with high rigidity, so that the rolling ball is friction resistant and corrosion resistant, and the service life of the drilling machine is prolonged.
Description
Technical field
The utility model relates to a kind of emulsion boring machine, and particularly a kind of suiting has the emulsion power source and the strict place of requirement of explosion proof carries out the portable emulsion boring machine that bore operation uses at coal mining or driving face and other.
Background technology
Show the general hand-held electric coal drill that is still that adopts on the colliery, it exists potential safety hazard to the coal seam geological condition bad adaptability, be not suitable at high humidity, high gas and the coal-face work of dust explosion risk is arranged, studying both at home and abroad for this reason always and can effectively administer the equipment of methane accumulation on the coal-face, various rig safe in utilization exploitations are imminent, adopting emulsion is very easily to Coal Production, emulsion is mixed with water by the emulsion additive, itself just has fire-extinguishing function concurrently, and emulsion is that the colliery disposes the hydraulic power supply shared with the colliery support on the spot, but emulsion also exists defective such as viscosity low, antirust ability is poor, lubrication property is poor, use its floor low as working media, application life is short, metal material there is very strong corrosiveness, make hydraulic motor pair of friction components wearing and tearing aggravation, amount of leakage increases.
The patent No. 200420059779.6 " mining hand-held hydraulic rig " is though also provide a kind of high-water-based emulsion that adopts the colliery to use to make the mining hand-held hydraulic rig of work medium, but its hydraulic motor adopts cam planet gear motor, its complex structure, difficult processing.
The patent No. 200720111576.0 " emulsion boring machine for coal mine " adopts with the offset piston structure of high-pressure emulsion as working media, though having solved hydraulic motor makes the work medium with hydraulic oil and has defective inflammable, explosive potential safety hazard, but its antirust rotary piston adopts engineering plastics, engineering plastics can't satisfy with pumping source 31.5MPa pressure and be complementary, have to adopt step-down to use again, thereby cause that efficient is low, volume big, operation inconvenience.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of portable emulsion boring machine is provided, and compact conformation, in light weight, flexible operation, impact resistance are good, long service life.
The technical scheme in the invention for solving the above technical problem is: portable emulsion boring machine comprise stator and before, the integral body that bonnet is fixedly connected into, the through-flow dish that on-off valve is installed is fixed on the bonnet, in the described bonnet valve plate is installed, have on the valve plate into, go out assignment hole, static seal, the output shaft rotor of output shaft axle that links into an integrated entity with rotor is supported by bearing, on the described rotor of output shaft axle plunger hole is arranged, movably plunger and ball and movable sealing are installed in the plunger hole, and ball contacts cooperation with stator inner wall, describedly advance, going out assignment hole communicates with described plunger hole cooperation, an end of fixing spring in the described through-flow dish, the end in addition of spring is close to the end face of valve plate.
Compared with prior art, advantage of the present utility model is: 1, the fit clearance between part has been controlled in this rig strictness, to guarantee the having volumetric efficiency that viscosity is hanged down the emulsion of characteristic, stressed core part ball adopts high-hardness ceramic material rub resistance, corrosion-resistant, have damping hole on the plunger, allow high-pressure emulsion enter hydrostatic support cavity volume between ball and plunger, guarantee that ball and stator are rolling friction, improve the lubricated area of ball, improve the stressing conditions of ball greatly, improve starting efficiency, application life, 2, simplified structure, rotor and output shaft are that overall structure has reduced transmission link, the mechanical efficiency and the reliability of product have been improved, 3, have the low speed stability characteristic (quality), need not to slow down directly drives drill bit work, therefore complete machine is in light weight, 4, the runner of emulsion motor is short and straight, and local pressure loss is little, can guarantee the hydraulic efficiency and the volumetric efficiency of emulsion motor based on the seal form of static seal.
Description of drawings
Fig. 1, structural representation of the present utility model.
The structural representation in Fig. 2, valve plate cross section.
The A of Fig. 3, Fig. 2-A view.
The B of Fig. 4, Fig. 2-B view.
The C of Fig. 5, Fig. 1-C view.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is further described.
Valve plate 17 on axial periphery, have uniform separately into and out of distributor port 21,22, the centre is a drainback passage 23, wherein having half promptly to go out distributor port 22 communicates with drainback passage 23, advancing distributor port 21 communicates with notes consent 24, oil distribution casing 17 is installed in the bonnet 9, one end face is close to rotor of output shaft axle 1 end face, and end face is close to bonnet 9 inwalls by pad 16 in addition.
The synthetic integral body of rotor and output shaft is rotor of output shaft axle 1, has uniform on the rotor end-face of rotor of output shaft axle 1 and into and out of distributor port 21,22 corresponding inlet openings, fluid hole.
Rotor of output shaft axle 1 rotor periphery has uniform even number plunger hole 24 diametrically, ball 19 and movable sealing 18 that plunger 20 and high rigidity are made by ceramic materials are housed in the plunger hole 24, ball 19 contacts with the negative camber 25 of stator 8,20 of ball 19 and plungers form the hydrostatic support cavity, plunger 20 can slidably reciprocate in plunger hole 24, has damping hole 26 in the middle of the plunger 20.
Before, bonnet 5,9, stator 8 is screwed and is integral, the rotor portion of rotor of output shaft axle 1 is installed in stator 8 centre positions, and the sealing ring first is housed on each fitting face, second, third, fourth, penta, 6,7,10,11,12 static seals, on-off valve 15 is installed in the logical food tray 13, logical food tray 13 is screwed on bonnet 9, one end of the spring 14 of redeeming is housed in the middle of the bonnet 9, the other end of spring 14 is close to oil distribution casing 17, rotor of output shaft axle 1 is by a pair of back-to-back taper roll bearing 4 supportings that are installed in the protecgulum 5, the protecgulum end face is embedded with cover plate 3, also with locking nut 2 protecgulum 5 is fixed on the rotor of output shaft axle 1.
During emulsion boring machine work, high-pressure emulsion is through on-off valve 15, what logical food tray 13 entered oil distribution casing 17 then advances distributor port 21, enter the plunger hole 24 on the relative rotor of output shaft axle 1 with it at last, as position shown in the E of Fig. 5, the high-pressure emulsion that enters plunger hole 24 promotes the negative camber 25 that plunger 20 and ball 19 slide outward and act on stator 8, ball 19 is with after stator contacts, the reaction force acts of stator 8 is in ball 19, reaction force is decomposed into tangential force and radial load, because of plunger 20 is symmetrical distribution, the mutual balance of radial load, and tangential force is passed to rotor of output shaft axle 1 through ball 19 and plunger 20, make rotor of output shaft axle 1 produce the moment of torsion that rotates around the housing center, satisfy needed moment of torsion of rig and rotating speed thereby reach.
Under the promotion of stator 8 reaction forces, rotor of output shaft axle 1 continues to rotate forward, when the F place that forwards Fig. 5 to, plunger 20 emulsion that power conversion is intact, pressure reduces is discharged in plunger hole 24, and the drainback passage that goes out distributor port 22 and center thereof 23 on the oil distribution casing 17, after logical food tray 17 is finished oil return.In entire work process, the wearing and tearing of oil distribution casing 17 and rotor of output shaft axle 1 contact surface are by spring 14 compensation of oil distribution casing 17 bottoms, guaranteed volumetric efficiency, inoperative chamber in the housing in addition, inner chamber as rotor of output shaft axle 1, oil distribution casing 17 all is to connect mutually, fricative heat will be taken out of by drainback passage 23, make emulsion boring machine have heat dispersion preferably.
Claims (6)
1, a kind of portable emulsion boring machine, comprise stator (8) and before, bonnet (5), (9) integral body that is fixedly connected into, the through-flow dish (13) that on-off valve (15) is installed is fixed on the bonnet (9), it is characterized in that being equipped with in the described bonnet (9) valve plate (17), valve plate has on (17), go out assignment hole (21), (22), static seal, the output shaft rotor of output shaft axle (1) that links into an integrated entity with rotor is supported by bearing, plunger hole (24) is arranged on the described rotor of output shaft axle (1), movably plunger (20) and ball (19) and movable sealing (18) are installed in the plunger hole (24), and ball (19) contacts cooperation with stator (8) inwall, describedly advance, go out assignment hole (21), (22) communicate with described plunger hole (24) cooperation, an end of fixing spring (14) in the described through-flow dish (13), the end in addition of spring (14) is close to the end face of valve plate (17).
2, portable emulsion boring machine according to claim 1, it is characterized in that described valve plate (17) on axial periphery, have uniform separately into and out of distributor port (21), (22), the centre is drainback passage (23), wherein having half promptly to go out distributor port (22) communicates with drainback passage (23), advancing distributor port (22) communicates with notes consents (24), oil distribution casing (17) one end faces are close to rotor of output shaft axle (1) end face, and end face is close to bonnet (9) inwall by pad (16) in addition.
3, portable emulsion boring machine according to claim 1 is characterized in that described rotor of output shaft axle (1) is by a pair of back-to-back taper roll bearing (4) supporting that is installed in the protecgulum (5).
4, portable emulsion boring machine according to claim 1 is characterized in that described static seal is sealing ring first, second, third, fourth, penta, (6), (7), (10), (11), (12).
5, portable emulsion boring machine according to claim 1, it is characterized in that described rotor of output shaft axle (1) rotor periphery has uniform even number plunger hole (24) diametrically, ball (19) is made by the high rigidity ceramic materials, and ball (19) contacts with the negative camber (25) of stator (8).
6, portable emulsion boring machine according to claim 1 is characterized in that having damping hole (26) in the middle of the described plunger (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201674016U CN201297128Y (en) | 2008-11-05 | 2008-11-05 | Portable emulsion liquid drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201674016U CN201297128Y (en) | 2008-11-05 | 2008-11-05 | Portable emulsion liquid drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201297128Y true CN201297128Y (en) | 2009-08-26 |
Family
ID=41043105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201674016U Expired - Fee Related CN201297128Y (en) | 2008-11-05 | 2008-11-05 | Portable emulsion liquid drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201297128Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102434382A (en) * | 2011-11-25 | 2012-05-02 | 燕山大学 | Radial piston rolling ball type end face valve low-speed high-torque hydraulic motor |
| CN106246458A (en) * | 2016-09-14 | 2016-12-21 | 杨健 | A kind of rotary casing type fluid distribution of hydraulic motor device |
| CN107791824A (en) * | 2017-11-28 | 2018-03-13 | 宁波恒通诺达液压股份有限公司 | Low-speed big shell-rotating hydraulic motor and heavy goods vehicle for vehicle bridge |
-
2008
- 2008-11-05 CN CNU2008201674016U patent/CN201297128Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102434382A (en) * | 2011-11-25 | 2012-05-02 | 燕山大学 | Radial piston rolling ball type end face valve low-speed high-torque hydraulic motor |
| CN102434382B (en) * | 2011-11-25 | 2014-09-10 | 燕山大学 | Radial piston rolling ball type end face valve low-speed high-torque hydraulic motor |
| CN106246458A (en) * | 2016-09-14 | 2016-12-21 | 杨健 | A kind of rotary casing type fluid distribution of hydraulic motor device |
| CN106246458B (en) * | 2016-09-14 | 2018-08-07 | 杨健 | A kind of rotary casing type fluid distribution of hydraulic motor device |
| CN107791824A (en) * | 2017-11-28 | 2018-03-13 | 宁波恒通诺达液压股份有限公司 | Low-speed big shell-rotating hydraulic motor and heavy goods vehicle for vehicle bridge |
| CN107791824B (en) * | 2017-11-28 | 2023-12-05 | 宁波恒通诺达液压股份有限公司 | Low-speed large-torque shell-turning hydraulic motor for axle and heavy transport vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090826 Termination date: 20131105 |