CN202338523U - Integrated control hydraulic valve system for drilling machine for rock drilling - Google Patents
Integrated control hydraulic valve system for drilling machine for rock drilling Download PDFInfo
- Publication number
- CN202338523U CN202338523U CN2011204339204U CN201120433920U CN202338523U CN 202338523 U CN202338523 U CN 202338523U CN 2011204339204 U CN2011204339204 U CN 2011204339204U CN 201120433920 U CN201120433920 U CN 201120433920U CN 202338523 U CN202338523 U CN 202338523U
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- control valve
- solenoid directional
- directional control
- valve
- filler opening
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Abstract
The utility model discloses an integrated control hydraulic valve system for a drilling machine for rock drilling. The integrated control hydraulic valve system consists of a main valve (14), six parallel hydraulic valve control branches, an oil inlet (P), an oil return opening (T), a pressure measuring opening (M) and an overflow valve (1), wherein the overflow valve (1) is connected in series between the oil inlet (P) and the oil return opening (T); the pressure measuring opening (M) is connected nearby the oil inlet (P); and the six parallel hydraulic valve control branches are respectively used for controlling drill arm positioning and drill bit positioning when the drilling machine works and controlling a hydraulic system in the drill rod dismantling state during or after the operation of the drilling machine, and can realize a self-protection function of the system by configuring a pressure sensor. According to the utility model, by simplifying the hydraulic valve control system of the drilling machine, the reliability of the hydraulic system is improved, the fault rate is low, the generality is good, the integrated design facilitates test and debugging, and simultaneously, the manufacture cost of the hydraulic system is greatly reduced.
Description
Technical field
The utility model relates to a kind of integrated control hydraulic valve system of rock drilling machinery, particularly a kind of hydraulic valve system of machine-carried type rock drilling machine special carrier oil hydraulic pump fuel feeding.
Background technique
Mostly the hydraulic system of existing drill wagon for jack hammer or rig is many oil pump feeds, and each executive component has each Self Control hydrovalve, is coupled together by pipeline again; Make whole hydraulic valve system stringing complicated; Increased the liquid resistance of system, also increased the leakage point of oil circuit, the low resource of wasting again of Security.
The model utility content
The utility model technical problem to be solved is to above-mentioned deficiency, and a kind of hydraulic valve system of integrated control is provided, and can realize the integrated control of hydrovalve.
The utility model solves the problems of the technologies described above with following technological scheme:
The utility model rock drilling machine is made up of 14,6 hydrovalve control of main valve body branch road A1B1, A2B2, A3B3, A4B4, A5B5 and A6B6, oil inlet P, oil return inlet T, pressure taps M and relief valve 1 with integrated control hydraulic valve system; Said relief valve 1 is connected between oil inlet P and the oil outlet T; Said pressure taps M is connected near the oil inlet P; Said 6 hydrovalves control branch road is connected in parallel between oil inlet P and the oil return inlet T.
Said branch road A1B1 is made up of first series flow control valve 2, first solenoid directional control valve 3, second solenoid directional control valve 4 and throttle valve 15; Wherein first series flow control valve 2 is connected to the filler opening of first solenoid directional control valve 3; The output terminal series throttle 15 of first solenoid directional control valve 3 is held as A1; The output terminal of first solenoid directional control valve 3 is connected with the output terminal of second solenoid directional control valve 4 simultaneously; The B1 end is connected with the oil outlet of second solenoid directional control valve 4 and the oil return inlet T of system, and the filler opening of the filler opening of second solenoid directional control valve 4 and first solenoid directional control valve 3 is connected with the oil inlet P of system; Said branch road A2B2 is made up of second series flow control valve 52, the 3rd solenoid directional control valve 6, first pressure transducer 72 and first relief valve 16; Wherein second series flow control valve 52 is connected to the filler opening of the 3rd solenoid directional control valve 6; The output terminal of the 3rd solenoid directional control valve 6 connects first pressure transducer 72; And a filler opening that is connected to first relief valve 16 is held as A2; Another output terminal of the 3rd solenoid directional control valve 6 is connected with the filler opening of first relief valve 16, and as the B2 end, the oil outlet of the 3rd solenoid directional control valve 6 and first relief valve 16 is received the oil return inlet T of system; Said branch road A3B3 is made up of the 3rd series flow control valve 53, proportional pressure control valve 8, the 4th solenoid directional control valve 9, the 4th series flow control valve 10, second pressure transducer 73, the 5th solenoid directional control valve 113 and equilibrium valve 12; Wherein the 3rd series flow control valve 53 is connected to the filler opening of the 4th solenoid directional control valve 9; Two output terminals of the 4th solenoid directional control valve 9 are connected to the filler opening of the 5th solenoid directional control valve 113 after through the 4th series flow control valve 10 short circuits; Output terminal of the 5th solenoid directional control valve 113 and the oil return inlet T of linking system after second pressure transducer 73, proportional pressure control valve 8 are connected successively; Another output terminal of the 5th solenoid directional control valve 113 is connected the back and holds as B2 with equilibrium valve 12; The induction end of equilibrium valve 12 and A3 end short circuit, the oil outlet of the 5th solenoid directional control valve 113 is connected with the oil return inlet T of system; Said branch road A4B4 is made up of second relief valve 171, the 3rd relief valve 172, the 6th solenoid directional control valve 114 and first cartridge throttle valve 134; Wherein throttle valve 134 is connected to the filler opening of the 6th solenoid directional control valve 114; An output terminal of the 6th solenoid directional control valve 114 is connected the back and holds as A4 with second relief valve 171; Another output terminal of the 6th solenoid directional control valve 114 is connected the back as the B4 end with the 3rd relief valve 172, the oil outlet of the output terminal of second relief valve 171 and the 6th solenoid directional control valve 114 is connected respectively to the oil return inlet T of system; Said branch road A5B5 is made up of the 7th solenoid directional control valve 115 and second cartridge throttle valve 135; Wherein throttle valve 135 is connected to the filler opening of the 7th solenoid directional control valve 115; As A5 and B5 end, the oil outlet of the 7th solenoid directional control valve 115 links to each other with the oil return inlet T of system two output terminals of the 7th solenoid directional control valve 115 respectively; Said branch road A6B6 is made up of the 8th solenoid directional control valve 116 and the 3rd cartridge throttle valve 136; Wherein throttle valve 136 is connected to the filler opening of the 8th solenoid directional control valve 116; As A6 and B6 end, the oil outlet of the 8th solenoid directional control valve 116 links to each other with the oil return inlet T of system two output terminals of the 8th solenoid directional control valve 116 respectively.
The utility model is compared reliability with the valve group of common rock drilling machine hydraulic system and is greatly improved, and the hydraulic system fault rate is low, and versatility is good, integrated integrated convenient the detection and debugging, and pipeline is simplified simultaneously, and hydraulic system manufacture cost cost also reduces greatly.
Description of drawings
Fig. 1 is the schematic diagram of the utility model rock drilling machine with integrated control hydraulic valve system.
Among the figure: 1-direct-acting overflow valve, 2-first series flow control valve, 3-first solenoid directional control valve, 4-second solenoid directional control valve, 52-second series flow control valve; 53-the 3rd series flow control valve, 6-the 3rd solenoid directional control valve, 72-first pressure transducer, 73-second pressure transducer; The 8-proportional pressure control valve, 9-the 4th solenoid directional control valve, 10-the 4th series flow control valve, 113-the 5th solenoid directional control valve; 114-the 6th solenoid directional control valve, 115-the 7th solenoid directional control valve, 116-the 8th solenoid directional control valve, 12-equilibrium valve; 134-first cartridge throttle valve, 135-second cartridge throttle valve, 136-the 3rd cartridge throttle valve, 14-main valve body; The 15-throttle valve, 16-first relief valve, 171-second relief valve, 172-the 3rd relief valve.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further explain.
The utility model rock drilling machine is made up of 14,6 hydrovalve control of main valve body branch road A1B1, A2B2, A3B3, A4B4, A5B5 and A6B6, oil inlet P, oil return inlet T, pressure taps M and relief valve 1 with integrated control hydraulic valve system.As shown in Figure 1, said relief valve 1 is connected between oil inlet P and the oil outlet T, and the oil pump feed of carrier gets into hydraulic valve bank from oil inlet P.When rig was not also started working, each road solenoid directional control valve was in closed condition, and hydraulic oil returns fuel tank from relief valve 1 through oil return inlet T.
Said branch road A1B1 is made up of first series flow control valve 2, first solenoid directional control valve 3, second solenoid directional control valve 4 and throttle valve 15; Wherein first series flow control valve 2 is connected to the filler opening of first solenoid directional control valve 3; The output terminal series throttle 15 of first solenoid directional control valve 3 is held as A1; The output terminal of first solenoid directional control valve 3 is connected with the output terminal of second solenoid directional control valve 4 simultaneously; The B1 end is connected with the oil outlet of second solenoid directional control valve 4 and the oil return inlet T of system, and the filler opening of the filler opening of second solenoid directional control valve 4 and first solenoid directional control valve 3 is connected with the oil inlet P of system.
Said branch road A2B2 is made up of second series flow control valve 52, the 3rd solenoid directional control valve 6, first pressure transducer 72 and first relief valve 16; Wherein series flow control valve 52 is connected to the filler opening of the 3rd solenoid directional control valve 6; The output terminal of the 3rd solenoid directional control valve 6 connects first pressure transducer 72; And a filler opening that is connected to first relief valve 16 is held as A2; Another output terminal of the 3rd solenoid directional control valve 6 is connected with the filler opening of first relief valve 16, and as the B2 end, the oil outlet of the 3rd solenoid directional control valve 6 and first relief valve 16 is received the oil return inlet T of system.
Said branch road A3B3 is made up of the 3rd series flow control valve 53, proportional pressure control valve 8, the 4th solenoid directional control valve 9, the 4th series flow control valve 10, second pressure transducer 73, the 5th solenoid directional control valve 113 and equilibrium valve 12; Wherein the 3rd series flow control valve 53 is connected to the filler opening of the 4th solenoid directional control valve 9; Two output terminals of the 4th solenoid directional control valve 9 are connected to the filler opening of the 5th solenoid directional control valve 113 after through the 4th series flow control valve 10 short circuits; Output terminal of the 5th solenoid directional control valve 113 and the oil return inlet T of linking system after second pressure transducer 73, proportional pressure control valve 8 are connected successively; Another output terminal of the 5th solenoid directional control valve 113 is connected the back and holds as B2 with equilibrium valve 12; The induction end of equilibrium valve 12 and A3 end short circuit, the oil outlet of the 5th solenoid directional control valve 113 is connected with the oil return inlet T of system.
Said branch road A4B4 is made up of second relief valve 171, the 3rd relief valve 172, the 6th solenoid directional control valve 114 and first cartridge throttle valve 134; Wherein throttle valve 134 is connected to the filler opening of the 6th solenoid directional control valve 114; An output terminal of the 6th solenoid directional control valve 114 is connected the back and holds as A4 with second relief valve 171; Another output terminal of the 6th solenoid directional control valve 114 is connected the back as the B4 end with the 3rd relief valve 172, the oil outlet of the output terminal of second relief valve 171 and the 6th solenoid directional control valve 114 is connected respectively to the oil return inlet T of system.
Said branch road A5B5 is made up of the 7th solenoid directional control valve 115 and second cartridge throttle valve 135; Wherein throttle valve 135 is connected to the filler opening of the 7th solenoid directional control valve 115; As A5 and B5 end, the oil outlet of the 7th solenoid directional control valve 115 links to each other with the oil return inlet T of system two output terminals of the 7th solenoid directional control valve 115 respectively.
Said branch road A6B6 is made up of the 8th solenoid directional control valve 116 and the 3rd cartridge throttle valve 136; Wherein throttle valve 136 is connected to the filler opening of the 8th solenoid directional control valve 116; As A6 and B6 end, the oil outlet of the 8th solenoid directional control valve 116 links to each other with the oil return inlet T of system two output terminals of the 8th solenoid directional control valve 116 respectively.
The rig working procedure is following: when rig was prepared to start working, if when the rig drill boom needs the swing location, during the 6th solenoid directional control valve 114 left side magnet energisings of A4B4 branch road, spool switched left accordingly; When the 6th solenoid directional control valve 114 the right magnet were switched on, spool switched to the right accordingly, and hydraulic oil gets into motors through first cartridge throttle valve 134 and drives the drill booms activity.Second relief valve 171 and the 3rd relief valve 172 play the effect of dividing potential drop earial drainage when superpressure.
If the rig drill boom need swing when locating, when the 7th solenoid directional control valve 115 left side magnet of A5B5 branch road were switched on, spool switched left accordingly; When the 7th solenoid directional control valve 115 the right magnet were switched on, spool switched to the right accordingly, and hydraulic oil gets into oil cylinders through the 3rd cartridge throttle valve 136 and promotes the drill booms activity.
When locating, drill boom need perforate at the moment; First solenoid directional control valve 3 of A1B1 branch road; Hydraulic oil gets into beater mechanism through throttle valve 2, first solenoid directional control valve 3 and throttle valve 15, gently impacts rock, guarantees that drill bit can be in the rock layer surface location of need tapping.
When accomplish the drill bit location; When rig is started working; The 3rd solenoid directional control valve 6 of second solenoid directional control valve 4 of A1B1 branch road, A2B2 branch road, the 5th solenoid directional control valve 113 of A3B3 branch road are simultaneously; Wherein A1B1 bypass valve group realizes hydraulic oil supply shock mechanism, and A2B2 bypass valve group realizes hydraulic oil is supplied with rotating machinery, and A3B3 bypass valve group realizes hydraulic oil is supplied with driving mechanism.As shown in Figure 1, A1 place hydraulic oil gets into beater mechanism through throttle valve 15; The hydraulic oil at A2 place gets into rotating machinery through second series flow control valve 52; A3 place hydraulic oil gets into driving mechanisms through the 3rd series flow control valve 53, the 4th series flow control valve 10 and equilibrium valve 12.
This integrated control hydraulic valve system has possessed the self-protection system function.The A2B2 branch road of system is equipped with first pressure transducer 72, can prevent rotating machinery hydraulic system superpressure.When first pressure transducer 72 detects the pressure superelevation, can realize the shunting pressure release through first relief valve 16.Simultaneously installed second pressure transducer 73 additional, cooperated automatical control system can realize automatic anti-blocking pricker function at the A3B3 branch road.When second pressure transducer 73 detected the pressure superelevation, automatical control system was regulated feeding system pressure size through control ratio relief valve 8, prevented that the card pricker from taking place.
When rig is accomplished boring; In the time of need unloading drill steel, the 8th solenoid directional control valve 116 left sides of A6B6 branch road or the right magnet energising, spool switches accordingly to the left or to the right; Hydraulic oil gets into the clamping bar oil cylinder through the 3rd cartridge throttle valve 136 and clamps drill steel, thereby realizes unloading the bar action.
The utility model has improved the reliability of hydraulic system through simplifying the hydrovalve control system of rig, and rate of fault is low, and versatility is good, and incorporate easy design detects and debugging, also reduces the hydraulic system manufacture cost simultaneously greatly.
Claims (2)
1. a rock drilling machine is with integrated control hydraulic valve system; It is characterized in that; It is made up of main valve body (14), 6 hydrovalve control branch roads (A1B1, A2B2, A3B3, A4B4, A5B5 and A6B6), filler opening (P), return opening (T), pressure taps (M) and relief valves (1), and said relief valve (1) is connected between filler opening (P) and the return opening (T); Said pressure taps (M) is connected near the filler opening (P); Said 6 hydrovalves control branch road is connected in parallel between filler opening (P) and the oil outlet (T).
2. rock drilling machine according to claim 1 is with integrated control hydraulic valve system; It is characterized in that; Said branch road (A1B1) is made up of first series flow control valve (2), first solenoid directional control valve (3), second solenoid directional control valve (4) and throttle valve (15); Wherein first series flow control valve (2) is connected to the filler opening of first solenoid directional control valve (3); The output terminal series throttle (15) of first solenoid directional control valve (3) is held as A1; The output terminal of first solenoid directional control valve (3) is connected with the output terminal of second solenoid directional control valve (4) simultaneously, and the B1 end is connected with the oil outlet of second solenoid directional control valve (4) and the return opening (T) of system, and the filler opening of the filler opening of second solenoid directional control valve (4) and first solenoid directional control valve (3) is connected with the filler opening (P) of system; Said branch road (A2B2) is made up of second series flow control valve (52), the 3rd solenoid directional control valve (6), first pressure transducer (72) and first relief valve (16); Wherein second series flow control valve (52) is connected to the filler opening of the 3rd solenoid directional control valve (6); The output terminal of the 3rd solenoid directional control valve (6) connects first pressure transducer (72); And a filler opening that is connected to first relief valve (16) is held as A2; Another output terminal of the 3rd solenoid directional control valve (6) is connected with the filler opening of first relief valve (16), and as the B2 end, the oil outlet of the 3rd solenoid directional control valve (6) and first relief valve (16) is received the return opening (T) of system; Said branch road (A3B3) is made up of the 3rd series flow control valve (53), proportional pressure control valve (8), the 4th solenoid directional control valve (9), the 4th series flow control valve (10), second pressure transducer (73), the 5th solenoid directional control valve (113) and equilibrium valve (12); Wherein the 3rd series flow control valve (53) is connected to the filler opening of the 4th solenoid directional control valve (9); Two output terminals of the 4th solenoid directional control valve (9) are connected to the filler opening of the 5th solenoid directional control valve (113) after through the 4th series flow control valve (10) short circuit; Output terminal of the 5th solenoid directional control valve (113) and the return opening (T) of linking system after second pressure transducer (73), proportional pressure control valve (8) are connected successively; Another output terminal of the 5th solenoid directional control valve (113) is connected the back and holds as B2 with equilibrium valve (12); The induction end of equilibrium valve (12) and A3 end short circuit, the oil outlet of the 5th solenoid directional control valve (113) is connected with the return opening (T) of system; Said branch road (A4B4) is made up of second relief valve (171), the 3rd relief valve (172), the 6th solenoid directional control valve (114) and first cartridge throttle valve (134); Wherein throttle valve (134) is connected to the filler opening of the 6th solenoid directional control valve (114); An output terminal of the 6th solenoid directional control valve (114) is connected the back and holds as A4 with second relief valve (171); Another output terminal of the 6th solenoid directional control valve (114) is connected the back as the B4 end with the 3rd relief valve (172), the oil outlet of the output terminal of second relief valve (171) and the 6th solenoid directional control valve (114) is connected respectively to the return opening (T) of system; Said branch road (A5B5) is made up of the 7th solenoid directional control valve (11) 5 and second cartridge throttle valve (135); Wherein throttle valve (135) is connected to the filler opening of the 7th solenoid directional control valve (115); As A5 and B5 end, the oil outlet of the 7th solenoid directional control valve (115) links to each other with the return opening (T) of system two output terminals of the 7th solenoid directional control valve (115) respectively; Said branch road (A6B6) is made up of the 8th solenoid directional control valve (116) and the 3rd cartridge throttle valve (136); Wherein throttle valve (136) is connected to the filler opening of the 8th solenoid directional control valve (116); As A6 and B6 end, the oil outlet of the 8th solenoid directional control valve (116) links to each other with the return opening (T) of system two output terminals of the 8th solenoid directional control valve (116) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204339204U CN202338523U (en) | 2011-11-04 | 2011-11-04 | Integrated control hydraulic valve system for drilling machine for rock drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204339204U CN202338523U (en) | 2011-11-04 | 2011-11-04 | Integrated control hydraulic valve system for drilling machine for rock drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202338523U true CN202338523U (en) | 2012-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204339204U Withdrawn - After Issue CN202338523U (en) | 2011-11-04 | 2011-11-04 | Integrated control hydraulic valve system for drilling machine for rock drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202338523U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102434513A (en) * | 2011-11-04 | 2012-05-02 | 广西恒日科技有限公司 | Integrated control hydraulic valve system for rock driller |
| CN107084164A (en) * | 2016-09-27 | 2017-08-22 | 桂林航天工业学院 | A kind of anti-sticking pricker rock drilling control system |
-
2011
- 2011-11-04 CN CN2011204339204U patent/CN202338523U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102434513A (en) * | 2011-11-04 | 2012-05-02 | 广西恒日科技有限公司 | Integrated control hydraulic valve system for rock driller |
| CN102434513B (en) * | 2011-11-04 | 2014-11-05 | 广西恒日科技有限公司 | Integrated control hydraulic valve system for rock driller |
| CN107084164A (en) * | 2016-09-27 | 2017-08-22 | 桂林航天工业学院 | A kind of anti-sticking pricker rock drilling control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120718 Effective date of abandoning: 20141105 |
|
| RGAV | Abandon patent right to avoid regrant |