CN202326539U - Hydraulic control/electric control dual-control walk switching system for drilling machine - Google Patents
Hydraulic control/electric control dual-control walk switching system for drilling machine Download PDFInfo
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- CN202326539U CN202326539U CN2011204472573U CN201120447257U CN202326539U CN 202326539 U CN202326539 U CN 202326539U CN 2011204472573 U CN2011204472573 U CN 2011204472573U CN 201120447257 U CN201120447257 U CN 201120447257U CN 202326539 U CN202326539 U CN 202326539U
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- valve
- control
- automatically controlled
- hydraulic control
- walking
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Abstract
The utility model provides a hydraulic control/electric control dual-control walk switching system for a drilling machine, which comprises a hydraulic control electric control switching valve, which can switch between a hydraulic control walk system and an electric control walk system. The hydraulic control walk system comprises a hydraulic control reversing valve. The electric control walk system comprises two electromagnetic reversing valves. The hydraulic control electric control switching valve is connected with an oil inlet of the hydraulic control reversing valve at one station, and is connected with oil inlets of the two electromagnetic reversing valves at another station. The hydraulic control walk system and the electric control walk system can share a walk switching valve and a walk motor by a plurality of shuttle valves. The hydraulic control/electric control dual-control walk switching system for the drilling machine can select a walk scheme more conveniently and faster according to the practical situation of a drilling field, and can timely switch between the hydraulic control walk system and the electric control walk system, so that the drilling machine can more conveniently and faster move.
Description
Technical field
The utility model relates to a kind of switched system, relates in particular to a kind of automatically controlled two control walking switched systems of hydraulic control of rig.
Background technique
When the all-hydraulic power head rock-core borer needs the mobile position, generally can adopt hydraulic control running gear or automatically controlled running gear to operate.
Carry out the rig move operation if depend merely on the hydraulic control running gear; The people need stand in operation hydraulic control walking handle on the foot-operated platform; This moment, staff's operation sight line had certain narrow limitation; If the foreign material that gather are arranged, need the extra personnel of working independently and observe field of front vision around the track route, waste of manpower has also increased working strength;
If depend merely on automatically controlled walking handle and operate, the staff need stand in and follow rig on the ground and together move, and causes the rig walking slow, influences working efficiency.
If can select the walking scheme of more convenient and quicker according to the probing on-site actual situations, in time between hydraulic control running gear and automatically controlled running gear, switch, can make rig convenient more mobile fast.How to realize that said switching is that industry is considered one of improved problem.
The model utility content
The purpose of the utility model is to provide a kind of rig hydraulic control automatically controlled two control walking switched systems, can in time between hydraulic control running gear and automatically controlled running gear, switch according to the probing on-site actual situations, can make rig convenient more mobile fast.
The automatically controlled two control walking switched systems of the rig hydraulic control of the utility model comprise the automatically controlled switching valve of a hydraulic control, are used between hydraulic control running gear and automatically controlled running gear, switching.
Said hydraulic control running gear comprises pilot operated directional control valve.Said automatically controlled running gear comprises two solenoid directional control valves.Said automatically controlled hydraulic control switching valve is connected to the filler opening of pilot operated directional control valve at a working position, is connected to the filler opening of two solenoid directional control valves at another working position.
Described hydraulic control running gear and automatically controlled running gear can shared walking selector valve and running motors.Can realize shared through a plurality of shuttle valves.
Wherein, Two filler openings of said shuttle valve are connected respectively to the pilot operated directional control valve of hydraulic control running gear and the solenoid directional control valve of automatically controlled running gear; The oil outlet of said shuttle valve is connected to the walking selector valve; Said shuttle valve selects to make pilot operated directional control valve and the conducting of walking selector valve according to the pressure of two filler openings, perhaps selects to make solenoid directional control valve and the conducting of walking selector valve; Said automatically controlled hydraulic control switching valve is connected to the filler opening of pilot operated directional control valve at a working position, is connected to the filler opening of solenoid directional control valve at another working position.
An embodiment according to the utility model; Said pilot operated directional control valve comprises four reduction valve; Its filler opening is connected to one of two actuator ports of the automatically controlled switching valve of said hydraulic control jointly, and the oil outlet of said four reduction valve is connected respectively with a filler opening of four shuttle valves.Said automatically controlled running gear comprises two solenoid directional control valves; The filler opening of said two solenoid directional control valves is connected to another in two actuator ports of the automatically controlled switching valve of hydraulic control jointly, and four actuator ports of said two solenoid directional control valves are connected respectively with another filler opening of said four shuttle valves.
The beneficial effect of the utility model is mainly reflected in:
The automatically controlled two control walking switched systems of the rig hydraulic control of the utility model; Can select the walking scheme of more convenient and quicker according to the probing on-site actual situations; In time between hydraulic control running gear and automatically controlled running gear, switch, make rig convenient more mobile fast.
If there are not the foreign material of gathering around the track route, operator's broad view can be selected the hydraulic control running gear for use, and can conveniently move rig fast this moment, shortens the resettlement time spent of drilling equipment greatly; Otherwise, optionally use automatically controlled running gear, also can move rig efficiently, reduced personnel cost, improved working efficiency.
Description of drawings
Fig. 1 is the automatically controlled two control walking switched system hydraulic schematic diagrams of rig hydraulic control.
Embodiment
Specify the embodiment of the utility model below in conjunction with accompanying drawing.
As shown in Figure 1, the automatically controlled two control walking switched systems of hydraulic control comprise the automatically controlled switching valve 7 of hydraulic control, and it is used between hydraulic control running gear and automatically controlled running gear, switching.Said hydraulic control running gear comprises pilot operated directional control valve 6; Said automatically controlled running gear comprises solenoid directional control valve 8, solenoid directional control valve 9, and this two running gear is through a plurality of shuttle valve 5 shared walking selector valves 4 and running motor 2.Automatically controlled hydraulic control switching valve 7 is connected to the filler opening of pilot operated directional control valve 6 in right position, be connected to the filler opening of solenoid directional control valve 8, solenoid directional control valve 9 in position, a left side.In addition, the automatically controlled two control walking switched systems of hydraulic control also comprise pump 1 and reduction valve 3, and its role is to provides control hydraulic oil and regulate the control hydraulic fluid pressure for the automatically controlled two control walking switched systems of the hydraulic control of this case.
Two filler openings of shuttle valve 5 are connected respectively to the pilot operated directional control valve 6 of hydraulic control running gear and the solenoid directional control valve 8 or the solenoid directional control valve 9 of automatically controlled running gear, and oil outlet is connected to walking selector valve 4, and its pressure according to two filler openings is selected the high side of conducting pressure.
The automatically controlled switching valve 7 of hydraulic control is three position four-way directional control valves, and the meta function is the Y type: when being in meta, and oil inlet P 1 sealing pressurize, actuator port A1, B1 communicate with oil return inlet T 1; When being in right, oil inlet P 1 communicates with actuator port A1, and actuator port B1 communicates with oil return inlet T 1; When being in position, a left side, oil inlet P 1 communicates with actuator port B1, and actuator port A1 communicates with oil return inlet T 1.Actuator port A1 connects the oil inlet P 4 of pilot operated directional control valve 6, and actuator port B1 connects solenoid directional control valve 8, the oil inlet P 2 of solenoid directional control valve 9, P3.
Pilot operated directional control valve 6 comprises two, four reduction valve a, b, c, the shared oil inlet P 4 of d and oil return inlet T 4, and wherein reduction valve a and reduction valve b are one, shared one handle; Reduction valve c and reduction valve d are one, shared one handle.Four reduction valve a, b, c, the oil outlet e of d, f, g, h connect a shuttle valve 5 respectively.When pulling two handles and depress reduction valve a, d or reduction valve b, c simultaneously, oil outlet e, h or f, g have pilot pressure oil to pass through; When pulling handle and depress a, b, c, the arbitrary reduction valve of d, corresponding oil outlet e, f, g, h one of them have pilot pressure oil to pass through.
Solenoid directional control valve 8 is provided with oil inlet P 2, oil return inlet T 2 and actuator port A2, B2; Solenoid directional control valve 9 is provided with oil inlet P 3, oil return inlet T 3 and actuator port A3, B3, and wherein oil inlet P 2, P3 are connected to the actuator port B1 of the automatically controlled switching valve 7 of hydraulic control, and actuator port A2, B2, A3, B3 connect one of them of aforementioned shuttle valve 5 respectively.
If automatically controlled hydraulic control switching valve 7 is placed meta; What Fig. 1 showed promptly is this situation; This moment, the system oil-way working condition was: pilot pressure oil flow to the oil inlet P 1 of automatically controlled hydraulic control switching valve 7 through reduction valve 3, and this moment, the oil inlet P 1 of automatically controlled hydraulic control switching valve 7 was obstructed, did not have the spool switching-over of pilot pressure oil control walking selector valve 4; Working pressure oil directly flows back to fuel tank through walking selector valve 4, and rig can not move;
If need select the hydraulic control running gear for use; Then automatically controlled hydraulic control switching valve 7 is placed right position; Oil inlet P 1 on the valve body is communicated with actuator port A1; This moment, the system oil-way working condition was: pilot pressure oil flow to the oil inlet P 1 of automatically controlled hydraulic control switching valve 7 through reduction valve 3, flows to the oil inlet P 4 of pilot operated directional control valve 6 through actuator port A1 mouth.If inoperation hydraulic control walking this moment handle, the spool switching-over of no pilot pressure oil control walking selector valve 4, rig attonity; If two handles of operation pilot operated directional control valve 6 are controlled it and pulled simultaneously to the same side, promptly pull two handles and depress reduction valve a, d or reduction valve b, c simultaneously; Then oil outlet e, h or f, g have pilot pressure oil to pass through, and do not have pilot pressure oil through solenoid directional control valve 8,9 shuttle valve 5 to be provided this moment, for shuttle valve 5; The pressure of pilot operated directional control valve 6 one sides is high, thereby oil outlet e, h or the f from pilot operated directional control valve 6, the pilot pressure oil of g will be passed through, then; Pilot pressure oil flows to walking selector valves 4 through shuttle valve 5, and the control spool moves, simultaneously the working pressure oil walking selector valve 4 of flowing through; Drive running motor 2, can realize that rig advances or retreats; If operate pilot operated directional control valve 6, pull one of them of two reversing handles, promptly pull handle and depress a, b, c, the arbitrary reduction valve of d; Then corresponding oil outlet e, f, g, h one of them have pilot pressure oil to pass through, in such cases, for shuttle valve 5; The pressure that automatically controlled Running System is unified side still is zero, and it is higher that the hydraulic control Running System is unified the pressure of side, thereby select conducting hydraulic control Running System to unify side; Unify side from the hydraulic control Running System, promptly flow to walking selector valves 4 from one of them pilot pressure oil of the oil outlet e of pilot operated directional control valve 6, f, g, h through shuttle valve 5, the control spool is corresponding to be moved; Drive running motor 2 corresponding actions, can realize that rig turns to.
If need select automatically controlled running gear for use; Then automatically controlled hydraulic control switching valve 7 is placed position, a left side; Oil inlet P 1 on the valve body is communicated with actuator port B1; This moment, the system oil-way working condition was: pilot pressure oil flow to the oil inlet P 1 of automatically controlled hydraulic control switching valve 7 through reduction valve 3, flows to oil inlet P 2, the P3 of solenoid directional control valve 8,9 through actuator port B1.If the automatically controlled walking handle of inoperation this moment, solenoid directional control valve 8,9 spools are in meta, the spool switching-over of no pilot pressure oil control walking selector valve 4, rig attonity; If the automatically controlled walking handle of operation, control solenoid directional control valve 8,9 two ends electromagnet are switched on simultaneously or are cut off the power supply, and then promote the switching-over of solenoid directional control valve 8,9 spools; Actuator port A2, B3 or B2, A3 have pilot pressure oil to pass through, and do not have pilot pressure oil through pilot operated directional control valve 6 shuttle valve 5 to be provided this moment, for shuttle valve 5; The pressure of solenoid directional control valve 8,9 one sides is high, thereby actuator port A2, B3 or the B2 from solenoid directional control valve 8,9, the pilot pressure oil of A3 will be passed through, then; Pilot pressure oil flows to walking selector valves 4 through shuttle valve 5, and the control spool moves, simultaneously the working pressure oil walking selector valve 4 of flowing through; Drive running motor 2, can realize that rig advances or retreats; If the automatically controlled walking handle of operation, one of them the electromagnet energising or the outage at two ends of control solenoid directional control valve 8 or solenoid directional control valve 9, then actuator port A2, B2, A3, B3 one of them have pilot pressure oil to pass through; In such cases; For shuttle valve 5, the pressure that the hydraulic control Running System is unified side still is zero, and it is higher that automatically controlled Running System is unified the pressure of side; Thereby select the automatically controlled Running System of conducting to unify side; Unify side from automatically controlled Running System, promptly flow to walking selector valves 4 from one of them pilot pressure oil of the actuator port A2 of solenoid directional control valve 8,9, B2, A3, B3 through shuttle valve 5, the control spool is corresponding to be moved; Drive running motor 2 corresponding actions, can realize that rig turns to.
Below only be the concrete exemplary applications of the utility model, the protection domain of the utility model is not constituted any limitation.All employing equivalents or equivalence are replaced and the technological scheme of formation, all drop within the utility model rights protection scope.
Claims (9)
1. the automatically controlled two control walking switched systems of rig hydraulic control is characterized in that, comprise the automatically controlled switching valve of a hydraulic control, are used between hydraulic control running gear and automatically controlled running gear, switching.
2. the automatically controlled two control walking switched systems of rig hydraulic control according to claim 1 is characterized in that said hydraulic control running gear comprises pilot operated directional control valve.
3. the automatically controlled two control walking switched systems of rig hydraulic control according to claim 2 is characterized in that said automatically controlled running gear comprises two solenoid directional control valves.
4. the automatically controlled two control walking switched systems of rig hydraulic control according to claim 3; It is characterized in that; Said automatically controlled hydraulic control switching valve is connected to the filler opening of pilot operated directional control valve at a working position, is connected to the filler opening of two solenoid directional control valves at another working position.
5. the automatically controlled two control walking switched systems of rig hydraulic control according to claim 1 is characterized in that shared walking selector valve of described hydraulic control running gear and automatically controlled running gear and running motor.
6. the automatically controlled two control walking switched systems of rig hydraulic control according to claim 5 is characterized in that described hydraulic control running gear and automatically controlled running gear realize shared through a plurality of shuttle valves.
7. the automatically controlled two control walking switched systems of rig hydraulic control according to claim 6; It is characterized in that; Two filler openings of said shuttle valve are connected respectively to the pilot operated directional control valve of hydraulic control running gear and the solenoid directional control valve of automatically controlled running gear, and the oil outlet of said shuttle valve is connected to the walking selector valve, and said shuttle valve is according to the pressure of two filler openings; Selection makes pilot operated directional control valve and the conducting of walking selector valve; Perhaps select to make solenoid directional control valve and the conducting of walking selector valve, said automatically controlled hydraulic control switching valve is connected to the filler opening of pilot operated directional control valve at a working position, is connected to the filler opening of solenoid directional control valve at another working position.
8. the automatically controlled two control walking switched systems of rig hydraulic control according to claim 7; It is characterized in that; Said pilot operated directional control valve comprises four reduction valve; Its filler opening is connected to one of two actuator ports of the automatically controlled switching valve of said hydraulic control jointly, and the oil outlet of said four reduction valve is connected respectively with a filler opening of four shuttle valves.
9. the automatically controlled two control walking switched systems of rig hydraulic control according to claim 8; It is characterized in that; Said automatically controlled running gear comprises two solenoid directional control valves; The filler opening of said two solenoid directional control valves is connected to another in two actuator ports of the automatically controlled switching valve of hydraulic control jointly, and four actuator ports of said two solenoid directional control valves are connected respectively with another filler opening of said four shuttle valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204472573U CN202326539U (en) | 2011-11-11 | 2011-11-11 | Hydraulic control/electric control dual-control walk switching system for drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204472573U CN202326539U (en) | 2011-11-11 | 2011-11-11 | Hydraulic control/electric control dual-control walk switching system for drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202326539U true CN202326539U (en) | 2012-07-11 |
Family
ID=46438520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204472573U Expired - Lifetime CN202326539U (en) | 2011-11-11 | 2011-11-11 | Hydraulic control/electric control dual-control walk switching system for drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202326539U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925261A (en) * | 2014-04-10 | 2014-07-16 | 中煤科工集团西安研究院有限公司 | Electrohydraulic-control anti-collision device for drilling machines |
| CN107747331A (en) * | 2017-05-03 | 2018-03-02 | 柳州柳工挖掘机有限公司 | Crawler-mounted excavator auto-manual walking hydra-electric system |
| CN112780627A (en) * | 2021-03-03 | 2021-05-11 | 徐州威世泽机电设备有限公司 | Multi-way valve and hydraulic system |
-
2011
- 2011-11-11 CN CN2011204472573U patent/CN202326539U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925261A (en) * | 2014-04-10 | 2014-07-16 | 中煤科工集团西安研究院有限公司 | Electrohydraulic-control anti-collision device for drilling machines |
| CN103925261B (en) * | 2014-04-10 | 2015-11-18 | 中煤科工集团西安研究院有限公司 | A kind of rig electrichydraulic control anticollision device |
| CN107747331A (en) * | 2017-05-03 | 2018-03-02 | 柳州柳工挖掘机有限公司 | Crawler-mounted excavator auto-manual walking hydra-electric system |
| CN112780627A (en) * | 2021-03-03 | 2021-05-11 | 徐州威世泽机电设备有限公司 | Multi-way valve and hydraulic system |
| CN112780627B (en) * | 2021-03-03 | 2022-12-20 | 徐州威世泽机电设备有限公司 | Multi-way valve and hydraulic system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |
|
| CX01 | Expiry of patent term |