CN202418076U - Combined type multiple directional control valve for full-hydraulic underground riling rig for coal mine - Google Patents
Combined type multiple directional control valve for full-hydraulic underground riling rig for coal mine Download PDFInfo
- Publication number
- CN202418076U CN202418076U CN2012200267377U CN201220026737U CN202418076U CN 202418076 U CN202418076 U CN 202418076U CN 2012200267377 U CN2012200267377 U CN 2012200267377U CN 201220026737 U CN201220026737 U CN 201220026737U CN 202418076 U CN202418076 U CN 202418076U
- Authority
- CN
- China
- Prior art keywords
- valve body
- oil
- control valve
- communicated
- way
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Earth Drilling (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The utility model relates to a combined type multiple directional control valve for a full-hydraulic underground riling rig for a coal mine. The combined type multiple directional control valve is composed of an oil inlet valve body, a motor direction control valve body, a motor rotating speed control valve body, an auxiliary control valve body, an oil cylinder direction and speed control valve body, a hydraulic chuck control valve body, a clamp control valve body and a hydraulic chuck oil return valve body which are sequentially communicated. The combined type multiple directional control valve has the advantages that as the original hydraulic oil tube is replaced by an oil line block, an oil line is shortened, and leakage points possibly existing on the oil line are reduced; as all the valve bodies are integrated into a valve block, the combined type multiple directional control valve has more compact structure, short hydraulic oil journey, good micro-motion performance, high precision and high system efficiency and is low in pressure and power loss; all hydraulic components are arranged in order so that the centralized control is easily realized; the operation is convenient; and the reliability of a principal machine is good.
Description
Technical field
The utility model belongs to a kind of hydrovalve, and particularly a kind of colliery all-hydraulic tunnel drilling rig is used the combined type multiple directional control valve.
Background technique
At present, the coal mine full hydraulic underground drill rig just develops towards highi degree of accuracy, central controlled direction.The multiple directional control valve that existing coal mine full hydraulic underground drill rig adopts is by a plurality of selector valves, and Auxiliary valves and the hydraulic oil pipe that is communicated with each selector valve, Auxiliary valves constitute.This multiple directional control valve is loosely organized, and fretting performance is poor, and sensitivity is low; Leakage point is many, and the pressure loss is big, and power loss is serious, and system effectiveness is not high; Hydraulic oil pipe is mixed and disorderly, and operating difficulties is difficult for realizing centralized control, has influenced the reliability of main frame.
Summary of the invention
The technical problem that the utility model will solve provides a kind of colliery all-hydraulic tunnel drilling rig and uses the combined type multiple directional control valve, and this valve arrangement is compact, and fretting performance is good, and is highly sensitive; Pressure, power loss are little, and system effectiveness is high; Each hydraulic element is arranged in order, and is easy to operate, is prone to realize centralized control, can improve the main frame reliability.
The utility model is achieved in that
A kind of colliery all-hydraulic tunnel drilling rig is used the combined type multiple directional control valve, and its special way is: it is by oil-feed valve body 1, motor direction control valve body 2; Motor rotary speed control valve body 3; Assist control valve body 4, oil cylinder direction, speed controlling valve body 5, hydraulic chuck control valve body 6; Clamp holder control valve body 7, hydraulic chuck oil return valve body 8 are communicated with successively and form; Wherein, the oil outlet P of oil-feed valve body 1
1' with the oil inlet P of motor direction control valve body 2
2Be communicated with the first oil outlet P of motor direction control valve body 2
21' with first oil inlet P of motor rotary speed control valve body 3
31Be communicated with the second oil outlet P of motor direction control valve body 2
22' with first oil inlet P of oil cylinder direction, speed controlling valve body 5
51, second oil inlet P
52Be communicated with the 3rd oil outlet P of motor direction control valve body 2 successively
23' with second oil inlet P of motor rotary speed control valve body 3
32Be communicated with the first oil outlet P of assist control valve body 4
41' with first oil inlet P of oil cylinder direction, speed controlling valve body 5
51With second oil inlet P
52Be communicated with the second oil outlet P of assist control valve body 4 successively
42' with first oil inlet P of hydraulic chuck oil return valve body 8
81Control port T with clamp holder control valve body 7
7Be communicated with the first oil outlet P of oil cylinder direction, speed controlling valve body 5 respectively
51' and the second oil outlet P
52' respectively with the oil inlet P of hydraulic chuck control valve body 6
6And oil return inlet T
6Corresponding one by one connection, the first oil outlet A of hydraulic chuck control valve body 6
6' with the oil inlet P of clamp holder control valve body 7
7Second oil inlet P with hydraulic chuck oil return valve body 8
82Be communicated with the second oil outlet B of hydraulic chuck control valve body 6 respectively
6' with the control port F of hydraulic chuck oil return valve body 8
8Be communicated with the interlock control mouthful F of motor rotary speed control valve body 3
3Interlock feedback port F with hydraulic chuck oil return valve body 8
8' be communicated with; On oil-feed valve body 1, also be provided with main oil inlet P
1And oil return inlet T
1, on motor direction control valve body 2, also be provided with motor oil-feed port P
A1And oil return inlet T
2, on motor rotary speed control valve body 3, also be provided with motor oil drain out P
B1, on assist control valve body 4, also be provided with three oil return inlet T
41, T
42And T
43And auxiliary oil inlet P
4, on oil cylinder direction, speed controlling valve body 5, also be provided with two oil return inlet T
51And T
52, oil cylinder oil-feed port P
A2With oil cylinder oil drain out P
B2, on hydraulic chuck control valve body 6, also be provided with clamp holder oil-feed port P
A3, on hydraulic chuck oil return valve body 8, also be provided with oil return inlet T
81With hydraulic chuck oil-feed port P
A4
Above-mentioned colliery all-hydraulic tunnel drilling rig is used the combined type multiple directional control valve, and described oil-feed valve body 1 is made up of oil-feed valve body manifold block 102 and first relief valve 101 that is installed in the oil-feed valve body manifold block 102; The oil inlet P of said first relief valve 101
101Main oil inlet P with oil-feed valve body 1
1With oil outlet P
1' be communicated with the oil return inlet T of first relief valve 101 respectively
101Oil return inlet T with oil-feed valve body 1
1Be communicated with.
Above-mentioned colliery all-hydraulic tunnel drilling rig is used the combined type multiple directional control valve, and described motor direction control valve body 2 is to be made up of motor direction control valve body manifold block 203 and first one-way valve 201 and the one or three six-way valve 202 of being installed in the motor direction control valve body manifold block 203; The oil inlet P of said motor direction control valve body 2
2Respectively with the one or three six-way valve 202 meta front port X
202Filler opening A with first one-way valve 201
201Be communicated with the oil outlet B of first one-way valve
201Oil inlet P with the one or three six-way valve 202
202Be communicated with the oil return inlet T of said motor direction control valve body 2
2Oil return inlet T with the one or three six-way valve 202
202Be communicated with the first actuator port A of the one or three six-way valve 202
202Respectively with the motor oil-feed port P of motor direction control valve body 2
A1With the first oil outlet P
21' be communicated with the second actuator port B of the one or three six-way valve 202
202The 3rd oil outlet P with motor direction control valve body 2
23' be communicated with the meta rear port Y of the one or three six-way valve 202
202The second oil outlet P with motor direction control valve body 2
22' be communicated with; When described the one or three six-way valve 202 is in meta, its oil inlet P
202End meta front port X
202With meta rear port Y
202Be communicated with oil return inlet T
202With the first actuator port A
202With the second actuator port B
202Be communicated with.
The combined type multiple directional control valve of above-mentioned coal mine full hydraulic underground drill rig; Described motor rotary speed control valve body 3 is by motor rotary speed control valve body manifold block 303, and the check valve 301, first one-way throttle valve 302 that are installed on the motor rotary speed control valve body manifold block 303 constitute; First oil inlet P of described motor rotary speed control valve body 3
31Filler opening A with check valve 301
301, the oil outlet A of check valve 301
301' with the oil outlet P of first one-way throttle valve 302
302', motor oil drain out P
B1UNICOM successively, the pressure modulating opening B of check valve 301
301Interlock control mouthful F with motor rotary speed control valve body 3
3Be communicated with the oil inlet P of first one-way throttle valve 302
302Second oil inlet P with motor rotary speed control valve body 3
32Be communicated with through oil circuit respectively.
The combined type multiple directional control valve of above-mentioned coal mine full hydraulic underground drill rig; Described assist control valve body 4 is by second relief valve 401; Adjustable relief valve 402, one way pressure-reducing valve 405, the second one-way valves 403; The 3rd one-way valve 406, two position three-way valve 404 and assist control valve body manifold block 407 constitute; The oil inlet P of described second relief valve 401
401Auxiliary oil inlet P with assist control valve body 4
4, second one-way valve 403 filler opening A
403, adjustable relief valve 402 oil inlet P
402, one way pressure-reducing valve 405 oil inlet P
405Be communicated with the oil return inlet T of second relief valve 401 successively
401Second oil return inlet T with assist control valve body 4
42Be communicated with the oil return inlet T of adjustable relief valve 402
402Second oil return inlet T with assist control valve body 4
43Be communicated with the oil outlet B of second one-way valve 403
403With two position three-way valve 404 oil inlet P
404Be communicated with the second actuator port B of two position three-way valve 404
404The second oil outlet P with assist control valve body 4
42' be communicated with the first actuator port A of two position three-way valve 404
404The first oil outlet P with assist control valve body 4
41', the oil outlet B of the 3rd one-way valve 406
406Be communicated with the off-load pressure modulating opening T of one way pressure-reducing valve 405 successively
405First oil return inlet T with assist control valve body 4
41Be communicated with the oil outlet P of one way pressure-reducing valve 405
405' with the filler opening A of the 3rd one-way valve
406Be communicated with.
The combined type multiple directional control valve of above-mentioned coal mine full hydraulic underground drill rig; Described oil cylinder direction, speed controlling valve body 5 be by oil cylinder direction, speed controlling valve body manifold block 505, is installed in the 501, the 23 six-way valve of the 4th one-way valve 502 on oil cylinder direction, the speed controlling valve body manifold block 505, second one-way throttle valve 503, the 3rd one-way throttle valve 504 and constitutes; First oil inlet P of described oil cylinder direction, speed controlling valve body 5
51Filler opening A with the 4th one-way valve 501
501Be communicated with second oil inlet P of oil cylinder direction, speed controlling valve body 5
52Meta front port X with the two or three six-way valve 502
502Be communicated with first oil return inlet T of oil cylinder direction, speed controlling valve body 5
51Oil return inlet T with the two or three six-way valve 502
502Be communicated with the oil outlet B of the 4th one-way valve 501
501Oil inlet P with the two or three six-way valve 502
502Be communicated with the two or three six-way valve 502 first actuator port A
502The first oil outlet P with oil cylinder direction, speed controlling valve body 5
51', the oil inlet P of second one-way throttle valve 503
503Be communicated with the two or three six-way valve 502 meta rear port Y successively
502With oil return inlet T
52Be communicated with the two or three six-way valve 502 second working hole B
502The second oil outlet P with oil cylinder direction, speed controlling valve body 5
52', the oil inlet P of the 3rd one-way throttle valve 504
504Be communicated with the oil outlet P of second one-way throttle valve 503 successively
503' with oil cylinder oil-feed port P
A2, the oil outlet P of the 3rd one-way throttle valve 504
504' with oil cylinder oil drain out P
B2Be communicated with through oil circuit respectively; When described the two or three six-way valve 502 is in meta, its oil inlet P
502End meta front port X
502With meta rear port Y
502Be communicated with oil return inlet T
502With the first actuator port A
502With the second actuator port B
502Be communicated with.
The combined type multiple directional control valve of above-mentioned coal mine full hydraulic underground drill rig, described hydraulic chuck control valve body 6 is made up of the hydraulic chuck control valve body manifold block 602 and first three-position four-way valve 601; The first actuator port A of said first three-position four-way valve 601
601The first oil outlet A with hydraulic chuck control valve body 6
6Be communicated with first three-position four-way valve, 601 second actuator port B
601The second oil outlet B with hydraulic chuck control valve body 6
6Be communicated with first three-position four-way valve, 601 oil inlet P
601Oil inlet P with hydraulic chuck control valve body 6
6Solid, first three-position four-way valve, 601 oil return inlet T
601Oil return inlet T with hydraulic chuck control valve body 6
6Be communicated with; The slide valve function of described first three-position four-way valve 601 is an o type meta.
The combined type multiple directional control valve of above-mentioned coal mine full hydraulic underground drill rig, described clamp holder control valve body 7 is made up of the clamp holder control valve body manifold block 702 and second three-position four-way valve 701; The first actuator port A of said second three-position four-way valve 701
701Clamp holder oil-feed port P with clamp holder control valve body 7
A3, the oil return inlet T of second three-position four-way valve 701
701Control port T with clamp holder control valve body 7
7, the oil inlet P of second three-position four-way valve 701
701Oil inlet P with clamp holder control valve body 7
7Be communicated with through oil circuit respectively, the slide valve function of described second three-position four-way valve 701 is an o type meta.
The combined type multiple directional control valve of above-mentioned coal mine full hydraulic underground drill rig; Described hydraulic chuck oil return valve body 8 is by hydraulic chuck oil return valve body manifold block 804; Be installed in the 5th one-way valve 801 on the hydraulic chuck oil return valve body manifold block 804, Pilot operated check valve 803, throttle valve 802 constitutes; Described hydraulic chuck oil-feed port P
A4Interlock feedback port F with hydraulic chuck oil return valve body 8
8', the oil inlet P of Pilot operated check valve 803
803, hydraulic chuck oil return valve body 8 first oil inlet P
81, the 5th one-way valve 801 oil outlet B
801Be communicated with second oil inlet P of hydraulic chuck oil return valve body 8 successively
82Filler opening A with the 5th one-way valve 801
801Be communicated with the control mouth F of hydraulic chuck oil return valve body 8
8With Pilot operated check valve 803 control mouthful F
803Be communicated with first oil return inlet T of hydraulic chuck oil return valve body 8
81Oil outlet P with throttle valve 802
802' be communicated with the oil inlet P of throttle valve 802
802Oil outlet P with Pilot operated check valve 803
803' be communicated with.
The beneficial effect of the utility model is:
Owing to replace original hydraulic oil pipe with manifold block, shortened oil circuit, reduced the leakage point that possibly exist on the oil circuit; Become a valve piece with all valve bodies are integrated, structure is compact more, and the hydraulic oil stroke is short, and pressure, power loss are little, and fretting performance is good, and precision is high, and system effectiveness is high; Each hydraulic element is arranged in order, is prone to realize centralized control, and is easy to operate, the main frame good reliability.
Description of drawings
Fig. 1 is the hydraulic schematic diagram of the utility model;
Fig. 2 is the internal communication schematic representation of oil-feed valve body 1 among Fig. 1;
Fig. 3 is the internal communication schematic representation of motor direction control valve body 2 among Fig. 1;
Fig. 4 is the internal communication schematic representation of motor rotary speed control valve body 3 among Fig. 1;
Fig. 5 is the internal communication schematic representation of assist control valve body 4 among Fig. 1;
Fig. 6 is the internal communication schematic representation of oil cylinder direction among Fig. 1, speed controlling valve body 5;
Fig. 7 is the internal communication schematic representation of hydraulic chuck control valve body 6 among Fig. 1;
Fig. 8 is the internal communication schematic representation of clamp holder control valve body 7 among Fig. 1;
Fig. 9 is the internal communication schematic representation of hydraulic chuck oil return valve body 8 among Fig. 1.
1-oil-feed valve body among the figure, 101-first relief valve, 102-oil-feed valve body manifold block, 2-motor direction control valve body, 201-first one-way valve; The one or three six-way valve of 202-, 203-motor direction control valve body manifold block, 3-motor rotary speed control valve body, 301-check valve, 302-first one-way throttle valve; 303-motor rotary speed control valve body manifold block, 4-assist control valve body, 401-second relief valve, 402-adjustable relief valve, 403-second one-way valve; The 404-two position three-way valve, 405-one way pressure-reducing valve, 406-the 3rd one-way valve, 407-assist control valve body manifold block, 5-oil cylinder direction, speed controlling valve body; 501-the 4th one-way valve, the two or three six-way valve of 502-, 503-second one-way throttle valve, 504-the 3rd one-way throttle valve; 505-oil cylinder direction, speed controlling valve body manifold block, 6-hydraulic chuck control valve body, 601-first three-position four-way valve, 602-hydraulic chuck control valve body manifold block; 7-clamp holder control valve body, 701-second three-position four-way valve, 702-clamp holder control valve body manifold block, 8-hydraulic chuck oil return valve body; 801-the 5th one-way valve, 802-throttle valve, 803-Pilot operated check valve, 804-hydraulic chuck oil return valve body manifold block.
Embodiment
As shown in Figure 1, this colliery all-hydraulic tunnel drilling rig with the combined type multiple directional control valve by oil-feed valve body 1, motor direction control valve body 2; Motor rotary speed control valve body 3; Assist control valve body 4, oil cylinder direction, speed controlling valve body 5, hydraulic chuck control valve body 6; Clamp holder control valve body 7, hydraulic chuck oil return valve body 8 are communicated with successively and form; Wherein, the oil outlet P of oil-feed valve body 1
1' with the oil inlet P of motor direction control valve body 2
2Be communicated with the first oil outlet P of motor direction control valve body 2
21' with first oil inlet P of motor rotary speed control valve body 3
31Be communicated with the second oil outlet P of motor direction control valve body 2
22' with first oil inlet P of oil cylinder direction, speed controlling valve body 5
51, second oil inlet P
52Be communicated with the 3rd oil outlet P of motor direction control valve body 2 successively
23' with second oil inlet P of motor rotary speed control valve body 3
32Be communicated with the first oil outlet P of assist control valve body 4
41' with first oil inlet P of oil cylinder direction, speed controlling valve body 5
51With second oil inlet P
52Be communicated with the second oil outlet P of assist control valve body 4 successively
42' with first oil inlet P of hydraulic chuck oil return valve body 8
81Control port T with clamp holder control valve body 7
7Be communicated with the first oil outlet P of oil cylinder direction, speed controlling valve body 5 respectively
51' and the second oil outlet P
52' respectively with the oil inlet P of hydraulic chuck control valve body 6
6And oil return inlet T
6Corresponding one by one connection, the first oil outlet A of hydraulic chuck control valve body 6
6' with the oil inlet P of clamp holder control valve body 7
7Second oil inlet P with hydraulic chuck oil return valve body 8
82Be communicated with the second oil outlet B of hydraulic chuck control valve body 6 respectively
6' with the control port F of hydraulic chuck oil return valve body 8
8Be communicated with the interlock control mouthful F of motor rotary speed control valve body 3
3Interlock feedback port F with hydraulic chuck oil return valve body 8
8' be communicated with; On oil-feed valve body 1, also be provided with main oil inlet P
1And oil return inlet T
1, on motor direction control valve body 2, also be provided with motor oil-feed port P
A1And oil return inlet T
2, on motor rotary speed control valve body 3, also be provided with motor oil drain out P
B1, on assist control valve body 4, also be provided with three oil return inlet T
41, T
42And T
43And auxiliary oil inlet P
4, on oil cylinder direction, speed controlling valve body 5, also be provided with two oil return inlet T
51And T
52, oil cylinder oil-feed port P
A2With oil cylinder oil drain out P
B2, on hydraulic chuck control valve body 6, also be provided with clamp holder oil-feed port P
A3, on hydraulic chuck oil return valve body 8, also be provided with oil return inlet T
81With hydraulic chuck oil-feed port P
A4
As shown in Figure 2, above-mentioned colliery all-hydraulic tunnel drilling rig is used the combined type multiple directional control valve, and described oil-feed valve body 1 is made up of oil-feed valve body manifold block 102 and first relief valve 101 that is installed in the oil-feed valve body manifold block 102; The oil inlet P of said first relief valve 101
101Main oil inlet P with oil-feed valve body 1
1With oil outlet P
1' be communicated with the oil return inlet T of first relief valve 101 respectively
101Oil return inlet T with oil-feed valve body 1
1Be communicated with.
As shown in Figure 3; Above-mentioned colliery all-hydraulic tunnel drilling rig is used the combined type multiple directional control valve, and described motor direction control valve body 2 is to be made up of motor direction control valve body manifold block 203 and first one-way valve 201 and the one or three six-way valve 202 of being installed in the motor direction control valve body manifold block 203; The oil inlet P of said motor direction control valve body 2
2Respectively with the one or three six-way valve 202 meta front port X
202Filler opening A with first one-way valve 201
201Be communicated with the oil outlet B of first one-way valve
201Oil inlet P with the one or three six-way valve 202
202Be communicated with the oil return inlet T of said motor direction control valve body 2
2Oil return inlet T with the one or three six-way valve 202
202Be communicated with the first actuator port A of the one or three six-way valve 202
202Respectively with the motor oil-feed port P of motor direction control valve body 2
A1With the first oil outlet P
21' be communicated with the second actuator port B of the one or three six-way valve 202
202The 3rd oil outlet P with motor direction control valve body 2
23' be communicated with the meta rear port Y of the one or three six-way valve 202
202The second oil outlet P with motor direction control valve body 2
22' be communicated with; When described the one or three six-way valve 202 is in meta, its oil inlet P
202End meta front port X
202With meta rear port Y
202Be communicated with oil return inlet T
202With the first actuator port A
202With the second actuator port B
202Be communicated with.
As shown in Figure 4; The combined type multiple directional control valve of above-mentioned coal mine full hydraulic underground drill rig; Described motor rotary speed control valve body 3 is by motor rotary speed control valve body manifold block 303, and the check valve 301, first one-way throttle valve 302 that are installed on the motor rotary speed control valve body manifold block 303 constitute; First oil inlet P of described motor rotary speed control valve body 3
31Filler opening A with check valve 301
301, the oil outlet A of check valve 301
301' with the oil outlet P of first one-way throttle valve 302
302', motor oil drain out P
B1UNICOM successively, the pressure modulating opening B of check valve 301
301Interlock control mouthful F with motor rotary speed control valve body 3
3Be communicated with the oil inlet P of first one-way throttle valve 302
302Second oil inlet P with motor rotary speed control valve body 3
32Be communicated with through oil circuit respectively.
As shown in Figure 5; The combined type multiple directional control valve of above-mentioned coal mine full hydraulic underground drill rig, described assist control valve body 4 are by second relief valve 401, adjustable relief valve 402; One way pressure-reducing valve 405; Second one-way valve, 403, the three one-way valves 406, two position three-way valve 404 and assist control valve body manifold block 407 constitute; The oil inlet P of described second relief valve 401
401Auxiliary oil inlet P with assist control valve body 4
4, second one-way valve 403 filler opening A
403, adjustable relief valve 402 oil inlet P
402, one way pressure-reducing valve 405 oil inlet P
405Be communicated with the oil return inlet T of second relief valve 401 successively
401Second oil return inlet T with assist control valve body 4
42Be communicated with the oil return inlet T of adjustable relief valve 402
402Second oil return inlet T with assist control valve body 4
43Be communicated with the oil outlet B of second one-way valve 403
403With two position three-way valve 404 oil inlet P
404Be communicated with the second actuator port B of two position three-way valve 404
404The second oil outlet P with assist control valve body 4
42' be communicated with the first actuator port A of two position three-way valve 404
404The first oil outlet P with assist control valve body 4
41', the oil outlet B of the 3rd one-way valve 406
406Be communicated with the off-load pressure modulating opening T of one way pressure-reducing valve 405 successively
405First oil return inlet T with assist control valve body 4
41Be communicated with the oil outlet P of one way pressure-reducing valve 405
405' with the filler opening A of the 3rd one-way valve
406Be communicated with.
As shown in Figure 6; The combined type multiple directional control valve of above-mentioned coal mine full hydraulic underground drill rig; Described oil cylinder direction, speed controlling valve body 5 be by oil cylinder direction, speed controlling valve body manifold block 505, is installed in the 501, the 23 six-way valve of the 4th one-way valve 502 on oil cylinder direction, the speed controlling valve body manifold block 505, second one-way throttle valve 503, the 3rd one-way throttle valve 504 and constitutes; First oil inlet P of described oil cylinder direction, speed controlling valve body 5
51Filler opening A with the 4th one-way valve 501
501Be communicated with second oil inlet P of oil cylinder direction, speed controlling valve body 5
52Meta front port X with the two or three six-way valve 502
502Be communicated with first oil return inlet T of oil cylinder direction, speed controlling valve body 5
51Oil return inlet T with the two or three six-way valve 502
502Be communicated with the oil outlet B of the 4th one-way valve 501
501Oil inlet P with the two or three six-way valve 502
502Be communicated with the two or three six-way valve 502 first actuator port A
502The first oil outlet P with oil cylinder direction, speed controlling valve body 5
51', the oil inlet P of second one-way throttle valve 503
503Be communicated with the two or three six-way valve 502 meta rear port Y successively
502With oil return inlet T
52Be communicated with the two or three six-way valve 502 second working hole B
502The second oil outlet P with oil cylinder direction, speed controlling valve body 5
52', the oil inlet P of the 3rd one-way throttle valve 504
504Be communicated with the oil outlet P of second one-way throttle valve 503 successively
503' with oil cylinder oil-feed port P
A2, the oil outlet P of the 3rd one-way throttle valve 504
504' with oil cylinder oil drain out P
B2Be communicated with through oil circuit respectively; When described the two or three six-way valve 502 is in meta, its oil inlet P
502End meta front port X
502With meta rear port Y
502Be communicated with oil return inlet T
502With the first actuator port A
502With the second actuator port B
502Be communicated with.
As shown in Figure 7, the combined type multiple directional control valve of above-mentioned coal mine full hydraulic underground drill rig, described hydraulic chuck control valve body 6 is made up of the hydraulic chuck control valve body manifold block 602 and first three-position four-way valve 601; The first actuator port A of said first three-position four-way valve 601
601The first oil outlet A with hydraulic chuck control valve body 6
6Be communicated with first three-position four-way valve, 601 second actuator port B
601The second oil outlet B with hydraulic chuck control valve body 6
6Be communicated with first three-position four-way valve, 601 oil inlet P
601Oil inlet P with hydraulic chuck control valve body 6
6Solid, first three-position four-way valve, 601 oil return inlet T
601Oil return inlet T with hydraulic chuck control valve body 6
6Be communicated with; The slide valve function of described first three-position four-way valve 601 is an o type meta.
As shown in Figure 8, the combined type multiple directional control valve of above-mentioned coal mine full hydraulic underground drill rig, described clamp holder control valve body 7 is made up of the clamp holder control valve body manifold block 702 and second three-position four-way valve 701; The first actuator port A of said second three-position four-way valve 701
701Clamp holder oil-feed port P with clamp holder control valve body 7
A3, the oil return inlet T of second three-position four-way valve 701
701Control port T with clamp holder control valve body 7
7, the oil inlet P of second three-position four-way valve 701
701Oil inlet P with clamp holder control valve body 8
7Be communicated with through oil circuit respectively, the slide valve function of described second three-position four-way valve 701 is an o type meta.
As shown in Figure 9; The combined type multiple directional control valve of above-mentioned coal mine full hydraulic underground drill rig; Described hydraulic chuck oil return valve body 8 is by hydraulic chuck oil return valve body manifold block 804; Be installed in the 5th one-way valve 801 on the hydraulic chuck oil return valve body manifold block 804, Pilot operated check valve 803, throttle valve 802 constitutes; Described hydraulic chuck oil-feed port P
A4Interlock feedback port F with hydraulic chuck oil return valve body 8
8', the oil inlet P of Pilot operated check valve 803
803, hydraulic chuck oil return valve body 8 first oil inlet P
81, the 5th one-way valve 801 oil outlet B
801Be communicated with second oil inlet P of hydraulic chuck oil return valve body 8 successively
82Filler opening A with the 5th one-way valve 801
801Be communicated with the control mouth F of hydraulic chuck oil return valve body 8
8With Pilot operated check valve 803 control mouthful F
803Be communicated with first oil return inlet T of hydraulic chuck oil return valve body 8
81Oil outlet P with throttle valve 802
802' be communicated with the oil inlet P of throttle valve 802
802Oil outlet P with Pilot operated check valve 803
803' be communicated with.
When static, the 202, the 23 six-way valve 502 of the one or three six-way valve is in meta respectively, motor high and low pressure chamber, and the oil circuit between oil cylinder piston both sides branch and the fuel tank is switched on, and motor and oil cylinder are in state of suspension; First three-position four-way valve 601 is in right position, and Pilot operated check valve 803 is opened, and the oil circuit between chuck inner chamber and the fuel tank is switched on, and chuck is in state of suspension.
During work, joystick makes the one or three six-way valve 202 be in position, a left side or right position realizes just changeing or reversing with the control motor, regulates first one-way throttle valve 302 simultaneously, and control gets into the oil mass of motor, and then the rotating speed of control motor; Joystick makes the two or three six-way valve 502 be positioned at left side position or right position, advances or retreats with the control oil cylinder, regulates second, third one-way throttle valve 503,504 simultaneously, and control gets into the oil mass of oil cylinder, and then the feed speed of control oil cylinder; Joystick makes first three-position four-way valve 601 be positioned at position, a left side, the chuck chucking; Joystick makes second three-position four-way valve be positioned at position, a left side, clamp holder clamping.
When the needs oil cylinder stretched out fast or regains, joystick made two position three-way valve 404 be positioned at position, a left side, and the operating operation bar makes three six-way valves 502 be positioned at position, a left side or right position, and second one-way throttle valve, 503, the three one-way throttle valves 504 are adjusted to maximum.
When the needs chuck tightened fast, the operating operation bar made first three-position four-way valve 601 be positioned at position, a left side, and the operating operation bar makes two position three-way valve 404 be positioned at right position.
Claims (9)
1. a colliery all-hydraulic tunnel drilling rig is used the combined type multiple directional control valve, it is characterized in that: it is by oil-feed valve body (1), motor direction control valve body (2); Motor rotary speed control valve body (3); Assist control valve body (4), oil cylinder direction, speed controlling valve body (5), hydraulic chuck control valve body (6); Clamp holder control valve body (7), hydraulic chuck oil return valve body (8) are communicated with successively and form; Wherein, the oil outlet (P of oil-feed valve body (1)
1') with the filler opening (P of motor direction control valve body (2)
2) be communicated with the first oil outlet (P of motor direction control valve body (2)
21') with the first filler opening (P of motor rotary speed control valve body (3)
31) be communicated with the second oil outlet (P of motor direction control valve body (2)
22') with the first filler opening (P of oil cylinder direction, speed controlling valve body (5)
51), the second filler opening (P
52) be communicated with the 3rd oil outlet (P of motor direction control valve body (2) successively
23') with the second filler opening (P of motor rotary speed control valve body (3)
32) be communicated with the first oil outlet (P of assist control valve body (4)
41') with the first filler opening (P of oil cylinder direction, speed controlling valve body (5)
51) and the second filler opening (P
52) be communicated with the second oil outlet (P of assist control valve body (4) successively
42') with the first filler opening (P of hydraulic chuck oil return valve body (8)
81) and the control port (T of clamp holder control valve body (7)
7) be communicated with the first oil outlet (P of oil cylinder direction, speed controlling valve body (5) respectively
51') and the second oil outlet (P
52') respectively with the filler opening (P of hydraulic chuck control valve body (6)
6) and return opening (T
6) corresponding one by one connection, the first oil outlet (A of hydraulic chuck control valve body (6)
6') with the filler opening (P of clamp holder control valve body (7)
7) and the second filler opening (P of hydraulic chuck oil return valve body (8)
82) be communicated with the second oil outlet (B of hydraulic chuck control valve body (6) respectively
6') with the control port (F of hydraulic chuck oil return valve body (8)
8) be communicated with the interlock control mouthful (F of motor rotary speed control valve body (3)
3) with the interlock feedback port (F of hydraulic chuck oil return valve body (8)
8') be communicated with; On oil-feed valve body (1), also be provided with main filler opening (P
1) and return opening (T
1), on motor direction control valve body (2), also be provided with motor oil-feed port (P
A1) and return opening (T
2), on motor rotary speed control valve body (3), also be provided with motor oil drain out (P
B1), on assist control valve body (4), also be provided with three return opening (T
41), (T
42) and (T
43) and auxiliary filler opening (P
4), on oil cylinder direction, speed controlling valve body (5), also be provided with two return opening (T
51) and (T
52), oil cylinder oil-feed port (P
A2) and oil cylinder oil drain out (P
B2), on hydraulic chuck control valve body (6), also be provided with clamp holder oil-feed port (P
A3), on hydraulic chuck oil return valve body (8), also be provided with return opening (T
81) and hydraulic chuck oil-feed port (P
A4).
2. the combined type multiple directional control valve of coal mine full hydraulic underground drill rig according to claim 1 is characterized in that: described oil-feed valve body (1) is by oil-feed valve body manifold block (102) and be installed in first relief valve (101) formation in the oil-feed valve body manifold block (102); Filler opening (the P of said first relief valve (101)
101) with the main filler opening (P of oil-feed valve body (1)
1) and oil outlet (P
1') be communicated with the return opening (T of first relief valve (101) respectively
101) with the return opening (T of oil-feed valve body (1)
1) be communicated with.
3. the combined type multiple directional control valve of coal mine full hydraulic underground drill rig according to claim 1 is characterized in that: described motor direction control valve body (2) is by motor direction control valve body manifold block (203) and is installed in first one-way valve (201) and the one or three six-way valve (202) formation in the motor direction control valve body manifold block (203); Filler opening (the P of said motor direction control valve body (2)
2) respectively with the one or three six-way valve (202) meta front port (X
202) and the filler opening (A of first one-way valve (201)
201) be communicated with the oil outlet (B of first one-way valve
201) with the filler opening (P of the one or three six-way valve (202)
202) be communicated with the return opening (T of said motor direction control valve body (2)
2) with the return opening (T of the one or three six-way valve (202)
202) be communicated with the first actuator port (A of the one or three six-way valve (202)
202) respectively with the motor oil-feed port (P of motor direction control valve body (2)
A1) and the first oil outlet (P
21') be communicated with the second actuator port (B of the one or three six-way valve (202)
202) with the 3rd oil outlet (P of motor direction control valve body (2)
23') be communicated with the meta rear port (Y of the one or three six-way valve (202)
202) with the second oil outlet (P of motor direction control valve body (2)
22') be communicated with; Described the one or three six-way valve (202) be when being in meta, its filler opening (P
202) end meta front port (X
202) and meta rear port (Y
202) be communicated with return opening (T
202) and the first actuator port (A
202) and the second actuator port (B
202) be communicated with.
4. the combined type multiple directional control valve of coal mine full hydraulic underground drill rig according to claim 1; It is characterized in that: described motor rotary speed control valve body (3) is by motor rotary speed control valve body manifold block (303), and the check valve (301), first one-way throttle valve (302) that are installed on the motor rotary speed control valve body manifold block (303) constitute; First filler opening (the P of described motor rotary speed control valve body (3)
31) with the filler opening (A of check valve (301)
301), the oil outlet (A of check valve (301)
301') with the oil outlet (P of first one-way throttle valve (302)
302'), motor oil drain out (P
B1) UNICOM successively, the pressure modulating opening (B of check valve (301)
301) control a mouthful (F with the interlock of motor rotary speed control valve body (3)
3) be communicated with the filler opening (P of first one-way throttle valve (302)
302) with the second filler opening (P of motor rotary speed control valve body (3)
32) be communicated with through oil circuit respectively.
5. the combined type multiple directional control valve of coal mine full hydraulic underground drill rig according to claim 1; It is characterized in that: described assist control valve body (4) is by second relief valve (401); Adjustable relief valve (402), one way pressure-reducing valve (405), second one-way valve (403); The 3rd one-way valve (406), two position three-way valve (404) and assist control valve body manifold block (407) constitute; Filler opening (the P of described second relief valve (401)
401) with the auxiliary filler opening (P of assist control valve body (4)
4), the filler opening (A of (403) of second one-way valve
403), the filler opening (P of adjustable relief valve (402)
402), the filler opening (P of one way pressure-reducing valve (405)
405) be communicated with the return opening (T of second relief valve (401) successively
401) with the second return opening (T of assist control valve body (4)
42) be communicated with the return opening (T of adjustable relief valve (402)
402) with the second return opening (T of assist control valve body (4)
43) be communicated with the oil outlet (B of second one-way valve (403)
403) and two position three-way valve (404) filler opening (P
404) be communicated with the second actuator port (B of two position three-way valve (404)
404) with the second oil outlet (P of assist control valve body (4)
42') be communicated with the first actuator port (A of two position three-way valve (404)
404) with the first oil outlet (P of assist control valve body (4)
41'), the oil outlet (B of the 3rd one-way valve (406)
406) be communicated with the off-load pressure modulating opening (T of one way pressure-reducing valve (405) successively
405) with the first return opening (T of assist control valve body (4)
41) be communicated with the oil outlet (P of one way pressure-reducing valve (405)
405') with the filler opening (A of the 3rd one-way valve
406) be communicated with.
6. the combined type multiple directional control valve of coal mine full hydraulic underground drill rig according to claim 1; It is characterized in that: described oil cylinder direction, speed controlling valve body (5) are by oil cylinder direction, speed controlling valve body manifold block (505), and the 4th one-way valve (501), the two or three six-way valve (502), second one-way throttle valve (503), the 3rd one-way throttle valve (504) that are installed on oil cylinder direction, the speed controlling valve body manifold block (505) constitute; First filler opening (the P of described oil cylinder direction, speed controlling valve body (5)
51) with the filler opening (A of the 4th one-way valve (501)
501) be communicated with the second filler opening (P of oil cylinder direction, speed controlling valve body (5)
52) with the meta front port (X of the two or three six-way valve (502)
502) be communicated with the first return opening (T of oil cylinder direction, speed controlling valve body (5)
51) with the return opening (T of the two or three six-way valve (502)
502) be communicated with the oil outlet (B of the 4th one-way valve (501)
501) with the filler opening (P of the two or three six-way valve (502)
502) be communicated with the two or three six-way valve (502) first actuator port (A
502) with the first oil outlet (P of oil cylinder direction, speed controlling valve body (5)
51'), the filler opening (P of second one-way throttle valve (503)
503) be communicated with the two or three six-way valve (502) meta rear port (Y successively
502) and return opening (T
52) be communicated with the two or three six-way valve (502) second working hole (B
502) with the second oil outlet (P of oil cylinder direction, speed controlling valve body (5)
52'), the filler opening (P of the 3rd one-way throttle valve (504)
504) be communicated with the oil outlet (P of second one-way throttle valve (503) successively
503') and oil cylinder oil-feed port (P
A2), the oil outlet (P of the 3rd one-way throttle valve (504)
504') and oil cylinder oil drain out (P
B2) be communicated with through oil circuit respectively; Described the two or three six-way valve (502) be when being in meta, its filler opening (P
502) end meta front port (X
502) and meta rear port (Y
502) be communicated with return opening (T
502) and the first actuator port (A
502) and the second actuator port (B
502) be communicated with.
7. the combined type multiple directional control valve of coal mine full hydraulic underground drill rig according to claim 1 is characterized in that: described hydraulic chuck control valve body (6) is made up of hydraulic chuck control valve body manifold block (602) and first three-position four-way valve (601); First actuator port (the A of said first three-position four-way valve (601)
601) with the first oil outlet (A of hydraulic chuck control valve body (6)
6) be communicated with first three-position four-way valve (601) second actuator port (B
601) with the second oil outlet (B of hydraulic chuck control valve body (6)
6) be communicated with first three-position four-way valve (601) filler opening (P
601) with the filler opening (P of hydraulic chuck control valve body (6)
6) solid, first three-position four-way valve (601) return opening (T
601) with the return opening (T of hydraulic chuck control valve body (6)
6) be communicated with; The slide valve function of described first three-position four-way valve (601) is an o type meta.
8. the combined type multiple directional control valve of coal mine full hydraulic underground drill rig according to claim 1 is characterized in that: described clamp holder control valve body (7) is made up of clamp holder control valve body manifold block (702) and second three-position four-way valve (701); First actuator port (the A of said second three-position four-way valve (701)
701) with the clamp holder oil-feed port (P of clamp holder control valve body (7)
A3), the return opening (T of second three-position four-way valve (701)
701) with the control port (T of clamp holder control valve body (7)
7), the filler opening (P of second three-position four-way valve (701)
701) with the filler opening (P of clamp holder control valve body (7)
7) be communicated with through oil circuit respectively, the slide valve function of described second three-position four-way valve (701) is an o type meta.
9. the combined type multiple directional control valve of coal mine full hydraulic underground drill rig according to claim 1; It is characterized in that: described hydraulic chuck oil return valve body (8) is by hydraulic chuck oil return valve body manifold block (804); Be installed in the 5th one-way valve (801) on the hydraulic chuck oil return valve body manifold block (804); Pilot operated check valve (803), throttle valve (802) constitutes; Described hydraulic chuck oil-feed port (P
A4) with the interlock feedback port (F of hydraulic chuck oil return valve body (8)
8'), the filler opening (P of Pilot operated check valve (803)
803), the first filler opening (P of hydraulic chuck oil return valve body (8)
81), the oil outlet (B of the 5th one-way valve (801)
801) be communicated with the second filler opening (P of hydraulic chuck oil return valve body (8) successively
82) with the filler opening (A of the 5th one-way valve (801)
801) be communicated with the control mouth (F of hydraulic chuck oil return valve body (8)
8) control a mouthful (F with Pilot operated check valve (803)
803) be communicated with the first return opening (T of hydraulic chuck oil return valve body (8)
81) with the oil outlet (P of throttle valve (802)
802') be communicated with the filler opening (P of throttle valve (802)
802) with the oil outlet (P of Pilot operated check valve (803)
803') be communicated with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200267377U CN202418076U (en) | 2012-01-20 | 2012-01-20 | Combined type multiple directional control valve for full-hydraulic underground riling rig for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200267377U CN202418076U (en) | 2012-01-20 | 2012-01-20 | Combined type multiple directional control valve for full-hydraulic underground riling rig for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202418076U true CN202418076U (en) | 2012-09-05 |
Family
ID=46742846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200267377U Withdrawn - After Issue CN202418076U (en) | 2012-01-20 | 2012-01-20 | Combined type multiple directional control valve for full-hydraulic underground riling rig for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202418076U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102562700A (en) * | 2012-01-20 | 2012-07-11 | 锦州市力特缸泵阀液压制造有限公司 | Combined-type multi-way reversing valve for coal-mine full-hydraulic underground drilling machine |
| CN107448430A (en) * | 2017-09-19 | 2017-12-08 | 锦州力特液压科技有限公司 | All-hydraulic tunnel drilling rig multiple directional control valve |
-
2012
- 2012-01-20 CN CN2012200267377U patent/CN202418076U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102562700A (en) * | 2012-01-20 | 2012-07-11 | 锦州市力特缸泵阀液压制造有限公司 | Combined-type multi-way reversing valve for coal-mine full-hydraulic underground drilling machine |
| CN102562700B (en) * | 2012-01-20 | 2014-10-01 | 锦州市力特缸泵阀液压制造有限公司 | Combined-type multi-way reversing valve for coal-mine full-hydraulic underground drilling machine |
| CN107448430A (en) * | 2017-09-19 | 2017-12-08 | 锦州力特液压科技有限公司 | All-hydraulic tunnel drilling rig multiple directional control valve |
| CN107448430B (en) * | 2017-09-19 | 2023-05-30 | 锦州力特液压科技有限公司 | All-hydraulic tunnel drilling machine multi-way reversing valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103267034B (en) | Load sensitive hydraulic system with compensation valve energy recovery function | |
| CN101225839A (en) | Energy-saving type shield hydraulic pressure control system using hydraulic pressure transformer | |
| CN201037377Y (en) | Horizontal positioning drilling machine valve control interflow speeding up hydraulic system | |
| CN204163138U (en) | Super-tonnage excavator straight line moving hydraulic system | |
| CN205013408U (en) | Differential hydraulic control device is entirely cut to steel scrap | |
| CN107448430B (en) | All-hydraulic tunnel drilling machine multi-way reversing valve | |
| CN202867386U (en) | Drill loader hydraulic anti-jamming control system | |
| CN102562700B (en) | Combined-type multi-way reversing valve for coal-mine full-hydraulic underground drilling machine | |
| CN102606555A (en) | Integrated linkage control valve bank for all-hydraulic coal mine drill | |
| CN102220863A (en) | Valve-controlled automatic confluence hydraulic system for horizontal directional drilling machine | |
| CN202418076U (en) | Combined type multiple directional control valve for full-hydraulic underground riling rig for coal mine | |
| CN211039203U (en) | Multi-way reversing valve of multifunctional tunnel drilling machine | |
| CN103758805B (en) | Main propulsion hydraulic system and push-bench | |
| CN203627354U (en) | Hydraulic control system of crawler-type underground drill rig | |
| CN112983909A (en) | Movable arm hydraulic system | |
| CN103835214A (en) | Hydraulic loop for tail door mechanism of road milling machine | |
| CN202090904U (en) | Automatic valve-controlled confluent hydraulic system of horizontal directional drilling machine | |
| CN211288289U (en) | Multi-way valve for drilling machine | |
| CN104314464A (en) | Linkage type hydraulic system of all-hydraulic drilling rig | |
| CN104454722A (en) | Hydraulic multi-way valve | |
| CN204458574U (en) | A kind of punch press plug-in unit controls the hydraulic control system of two oil cylinders | |
| CN202040139U (en) | Multichannel reversing valve | |
| CN110594222B (en) | Hydraulic valve group of unmanned agricultural machinery | |
| CN202483982U (en) | Integrated linkage control valve group for all-hydraulic drill of coal mine | |
| CN203835851U (en) | Hydraulic operating control system used for excavator and having crushing and quick replacing functions |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120905 Effective date of abandoning: 20141001 |
|
| RGAV | Abandon patent right to avoid regrant |