CN206290205U - The all-hydraulic spindle drill of underground coal mine - Google Patents
The all-hydraulic spindle drill of underground coal mine Download PDFInfo
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- CN206290205U CN206290205U CN201621398075.0U CN201621398075U CN206290205U CN 206290205 U CN206290205 U CN 206290205U CN 201621398075 U CN201621398075 U CN 201621398075U CN 206290205 U CN206290205 U CN 206290205U
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Abstract
The utility model discloses a kind of all-hydraulic spindle drill of underground coal mine, it includes frame, hydraulic-driven transmission mechanism and vertical shaft mechanism, and power drive mechanism is arranged in frame, and vertical shaft mechanism realizes transmission with power drive mechanism；Vertical shaft mechanism includes revolution casing, side steering, hollow vertical shaft, oild chuck and two feed cylinders.Due to using hydraulic-driven transmission mechanism, motor multiple directional control valve is operated, drilling rod is produced torque；Operation motor flow valve, regulates and controls the rotating speed of rig；The automatization level of rig operations is improve, the efficiency of drilling tool return is improve, the labour intensity of operator is reduced.
Description
Technical field
The utility model is related to coal mine down-hole drilling construction equipment, especially underground coal mine hydraulic-driven churn.
Background technology
Coal mine down-hole drilling operation is the requisite measure for ensureing Safety of Coal Mine Production, and typically vertical shaft type is used during bore operation
Rig.Spindle-type drill is a kind of rotary drill commonly used in geological drilling, it can be used to drilling underground coal mine leting speeper hole,
Formation pore, fire extinguishing hole, draw out methane hole and the various engineering holes of other purposes.
The construction of spindle-type drill includes frame, power drive mechanism and vertical shaft mechanism；Power drive mechanism is arranged on machine
On frame, vertical shaft mechanism realizes transmission with power drive mechanism, and the power output that power drive mechanism is produced gives vertical shaft mechanism, vertical shaft
Drive drilling tool revolution, realize feed and correcting drilling tool, therefore named spindle-type drill.Above-mentioned power drive mechanism is driven by motor
Gearbox；Above-mentioned vertical shaft mechanism includes revolution casing, side steering, vertical shaft and two feed cylinders；Wherein：Vertical shaft is used for
Insertion drilling rod, vertical shaft top is provided with oild chuck, drilling rod is rotated together with hollow vertical shaft by oild chuck；Two are entered oil supply
Drive the drilling rod in vertical shaft to move up and down during cylinder working, complete rising for drilling tool and pull out and feeding；Side steering is mounted in revolution case
The bevel gear of a pair of meshing in body, drive bevel gear is connected with output shaft of gear-box realizes that power is transmitted, and dynamic bevel gear is lived
It is dynamic to be arranged on vertical shaft, so as to realize the rotation of vertical shaft；Above-mentioned oild chuck and feed cylinder need to individually set up hydraulic pump and carry
Fuel feeding pressure, is inconvenient.Above-mentioned power drive mechanism transmission efficiency is low, organization volume both bulk；And when occur bit freezing,
During underground drilling accident, it is impossible to voluntarily reversely move back bar, easily there is the security incidents such as the breaking of rod；And decline drilling tool, reclaim drilling tool then by
It is accomplished manually, inefficiency；Besides operating personnel need closely to operate, the personal safety of serious threat operator.
The content of the invention
Based on problem above, the utility model proposes a kind of all-hydraulic spindle drill of underground coal mine, traditional vertical shaft type is bored
Machine gear drive and speed change form are improved to hydraulic drive and speed governing form, thoroughly solve traditional spindle-type drill drilling tool because cannot
Automatic reverse is turned round and causes the significant problem of bit freezing and breaking of rod accident.
To reach above-mentioned purpose, the utility model is adopted the technical scheme that：
A kind of all-hydraulic spindle drill of underground coal mine, it includes frame, power drive mechanism and vertical shaft mechanism, power transmission
Mechanism is arranged in frame, and vertical shaft mechanism realizes transmission with power drive mechanism；Vertical shaft mechanism includes revolution casing, deflecting machine
Structure, hollow vertical shaft, oild chuck and two feed cylinders；It is characterized in that：
Described power drive mechanism is hydraulic-driven transmission mechanism, and hydraulic-driven transmission mechanism is by Oil pump electrical machinery, main oil
Pump, auxiliary oil pump, hydraulic motor and hydraulic circuit composition；Wherein the pump shaft of the output shaft of Oil pump electrical machinery and main oil pump and auxiliary oil pump according to
It is secondary to be connected；Described hydraulic motor is arranged in the supporting plate of frame, and the power output shaft of hydraulic motor passes through the circle of supporting plate
The drive bevel gear connection of Kong Houyu vertical shafts mechanism, sends power to vertical shaft mechanism；
Above-mentioned main oil pump and auxiliary oil pump share a fuel tank oil-feed, and main oil pump oil-out connects liquid by main hydraulic circuit
Pressure motor, drives hydraulic motor rotation, and hydraulic motor oil return opening returns to fuel tank by main hydraulic circuit；Auxiliary oil pump oil-out passes through
Secondary hydraulic circuit enters oild chuck and feed cylinder, drives the flexible of oild chuck folding and feed cylinder, oild chuck and
Feed cylinder oil return opening returns to fuel tank by main hydraulic circuit；Described main hydraulic circuit is provided with main oil pump check valve, control
The motor multiple directional control valve that the overflow valve of oil pressure, the motor flow valve of regulation and control rate of penetration and regulation and control vertical shaft are turned to；Described pair
Hydraulic circuit is provided with auxiliary oil pump check valve, the safety valve of control oil pressure, the Flow of Cylinder valve of regulation and control feeding rate, control chuck
The chuck multiple directional control valve of folding, regulation and control drilling tool act the multiple directional control valve pulled out with feeding.
Described frame is welded by channel-section steel.
When rig works, start Oil pump electrical machinery, drive main oil pump, auxiliary oil pump work, the hydraulic oil input that main oil pump is pumped out
Hydraulic motor, drives hydraulic motor rotation, carries out drilling work；The hydraulic oil of auxiliary oil pump is input to feed cylinder, realizes drilling tool
Decline, ascending motion, and be input to chuck, realize the folding between drilling rod and hollow vertical shaft.
Good effect of the present utility model is：
1) power drive mechanism uses hydraulic-driven transmission mechanism, operates motor multiple directional control valve, drilling rod is produced torque；
Operation motor flow valve, regulates and controls the rotating speed of rig；The automatization level of rig operations is improve, the effect of drilling tool return is improve
Rate, reduces the labour intensity of operator.
2) when occurring burying, bit freezing situation in drilling process, drilling operation is suspended, and by the handle of motor multiple directional control valve
Reverse position is got to, hydraulic motor is reversely rotated so that drilling tool reversed turning is moved, and after lock of tool drilling is released, continues drilling tool
Positive drilling construction；Bit freezing, breaking of rod accident that traditional spindle-type drill gear drive cannot be caused by reversed turning are prevented.
3) avoid because conventional drilling machine manipulation is apart from short caused human casualty accident, improve drilling construction safety
Property and efficiency of construction.
4) due to using hydraulic transmission mode, construction is succinct, practical, and mechanization is completed when declining, reclaiming drilling tool, efficiency
It is high.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model embodiment.
Fig. 2 is the transmission mechanism assembling schematic diagram of the utility model embodiment.
Fig. 3 is the side steering schematic diagram that real the utility model applies example.
Fig. 4 is the hydraulic principle figure of the utility model embodiment.
Marginal data, 1- Oil pump electrical machineries, 2- main oil pumps, 2a- main oil pump oil inlets, 2b- main oil pump oil-outs, the secondary oil of 3-
Pump, 3a- auxiliary oil pump oil inlets, 3b- auxiliary oil pump oil return openings, 4- hydraulic motors, 4a- hydraulic motor oil inlets, 4b- hydraulic motors are returned
Hydraulic fluid port, 5- oild chucks, 6- feed cylinders, 7- revolution casings, 8- frames, 9- drive bevel gears, 9a- dynamic bevel gears, 10- is defeated
Shaft, 11- crossbeams, the hollow vertical shafts of 12-, 13- supporting plates, 14- auxiliary oil pump check valves, 14a- main oil pump check valves, 15- overflows
Valve, 16- safety valves, 17- chuck multiple directional control valves, 17a- motor multiple directional control valves, 17b- oil cylinder multiple directional control valves, 18- oil cylinders
Flow valve, 18a- motor flow valves, 19- fuel tanks.
Specific embodiment
As shown in Figure 1, 2, the all-hydraulic spindle drill of a kind of underground coal mine, it includes frame 8, installs dynamic in frame 8
Transmission mechanism and vertical shaft mechanism；Vertical shaft mechanism includes revolution casing 7, side steering, hollow vertical shaft 12, oild chuck 5 and two
Feed cylinder 6；Wherein：Hollow vertical shaft 12 is used to insert drilling rod, and the top of hollow vertical shaft 12 is provided with oild chuck 5, by hydraulic pressure card
Disk 5 makes drilling rod be rotated together with hollow vertical shaft 12；The telescopic end of two feed cylinders 6 and the upper end of hollow vertical shaft 12 are fixed jointly
On one crossbeam 11, feed cylinder 6 drives the drilling rod in hollow vertical shaft 12 to move up and down when working, and completes rising for drilling tool and pulls out and enter
Give；As shown in figure 3, side steering is mounted in the bevel gear of a pair of meshing in revolution casing 7, i.e. drive bevel gear 9 and quilt
Dynamic bevel gear 9a, drive bevel gear 9 is connected with power output shaft 10 realizes that power is transmitted, and dynamic bevel gear 9a is movably arranged on sky
On heart vertical shaft 12, when hydraulic motor 4 is rotated, so as to realize the rotation of hollow vertical shaft 12；Wherein：
Described power drive mechanism is hydraulic-driven transmission mechanism, and hydraulic-driven transmission mechanism is by Oil pump electrical machinery 1, main oil
Pump 2, auxiliary oil pump 3, hydraulic motor 4 and hydraulic circuit composition；The wherein output shaft of Oil pump electrical machinery 1 and main oil pump 2 and auxiliary oil pump 3
Pump shaft is sequentially connected；Described hydraulic motor 4 is arranged in the supporting plate 13 of frame 8, and the power output shaft of hydraulic motor 4 is passed through
It is connected with the drive bevel gear 9 of vertical shaft mechanism after the circular hole of supporting plate 13, sends power to vertical shaft mechanism；
As shown in figure 4, above-mentioned main oil pump 2 and auxiliary oil pump 3 share the oil-feed of a fuel tank 19, main oil pump oil-out 2b passes through
Main hydraulic circuit connects hydraulic motor 4, drives hydraulic motor 4 to rotate, and hydraulic motor oil return opening 4b is returned by main hydraulic circuit
Fuel tank 9；Above-mentioned auxiliary oil pump oil return opening 3b passes through secondary hydraulic circuit and enters oild chuck 5 and feed cylinder 6, drives oild chuck
5 foldings and feed cylinder 6 it is flexible, the oil return opening of oild chuck 5 and feed cylinder 6 returns to fuel tank 9 by main hydraulic circuit；On
The main hydraulic circuit stated is provided with main oil pump check valve 14a, the overflow valve 15 of control oil pressure, the motor flow of regulation and control rig rotating speed
Valve 18a, the motor multiple directional control valve 17a in regulation and control vertical shaft rotating direction；Above-mentioned secondary hydraulic circuit is provided with auxiliary oil pump check valve
14th, the safety valve 16 of control oil pressure, the Flow of Cylinder valve 18 of regulation and control feeding rate, the chuck multiple directional control valve of control chuck folding
17th, regulation and control drilling tool acts the oil cylinder multiple directional control valve 17b pulled out with feeding.
When rig works, start Oil pump electrical machinery 1, drive main oil pump 2, auxiliary oil pump 3 to work, the hydraulic oil that main oil pump 1 is pumped out
Input hydraulic pressure motor 4, drives hydraulic motor 4 to rotate, and carries out drilling work；The hydraulic oil of auxiliary oil pump 3 is input to feed cylinder 6,
Decline, the ascending motion of drilling tool are realized, and is input to oild chuck 5, realize the folding between drilling rod and hollow vertical shaft 12.
Described frame 8 is welded by channel-section steel, for supporting main screw lift and installing hydraulic-driven transmission mechanism and horse
Up to supporting plate 13.
Claims (1)
1. the all-hydraulic spindle drill of a kind of underground coal mine, it includes frame, power drive mechanism and vertical shaft mechanism, power transmission machine
Structure is arranged in frame, and vertical shaft mechanism realizes transmission with power drive mechanism；Vertical shaft mechanism include revolution casing, side steering,
Hollow vertical shaft, oild chuck and two feed cylinders；It is characterized in that：
Described power drive mechanism is hydraulic-driven transmission mechanism, and hydraulic-driven transmission mechanism is by Oil pump electrical machinery, main oil pump, pair
Oil pump, hydraulic motor and hydraulic circuit composition；The wherein pump shaft of the output shaft of Oil pump electrical machinery and main oil pump and auxiliary oil pump phase successively
Even；Described hydraulic motor is arranged in the supporting plate of frame, after the power output shaft of hydraulic motor passes through the circular hole of supporting plate
Drive bevel gear with vertical shaft mechanism is connected, and sends power to vertical shaft mechanism；
Above-mentioned main oil pump and auxiliary oil pump share a fuel tank oil-feed, and main oil pump oil-out connects hydraulic pressure horse by main hydraulic circuit
Reach, drive hydraulic motor rotation, hydraulic motor oil return opening returns to fuel tank by main hydraulic circuit；Auxiliary oil pump oil-out passes through secondary liquid
Force feed road enters oild chuck and feed cylinder, drives the flexible of oild chuck folding and feed cylinder, oild chuck and feeding
Oil cylinder oil return opening returns to fuel tank by main hydraulic circuit；Described main hydraulic circuit is provided with main oil pump check valve, control oil pressure
Overflow valve, regulation and control rate of penetration motor flow valve and regulation and control vertical shaft turn to motor multiple directional control valve；Described secondary hydraulic pressure
Oil circuit is provided with auxiliary oil pump check valve, the safety valve of control oil pressure, the Flow of Cylinder valve of regulation and control feeding rate, control chuck folding
Chuck multiple directional control valve and regulation and control drilling tool rise pull out and feed multiple directional control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621398075.0U CN206290205U (en) | 2016-12-20 | 2016-12-20 | The all-hydraulic spindle drill of underground coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621398075.0U CN206290205U (en) | 2016-12-20 | 2016-12-20 | The all-hydraulic spindle drill of underground coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206290205U true CN206290205U (en) | 2017-06-30 |
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ID=59104141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621398075.0U Active CN206290205U (en) | 2016-12-20 | 2016-12-20 | The all-hydraulic spindle drill of underground coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206290205U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372828A (en) * | 2018-10-15 | 2019-02-22 | 中国北方车辆研究所 | A kind of hydraulic control system for comprehensive actuator |
-
2016
- 2016-12-20 CN CN201621398075.0U patent/CN206290205U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372828A (en) * | 2018-10-15 | 2019-02-22 | 中国北方车辆研究所 | A kind of hydraulic control system for comprehensive actuator |
| CN109372828B (en) * | 2018-10-15 | 2022-09-09 | 中国北方车辆研究所 | Hydraulic control system for comprehensive transmission device |
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