CN202867386U - Drill loader hydraulic anti-jamming control system - Google Patents
Drill loader hydraulic anti-jamming control system Download PDFInfo
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- CN202867386U CN202867386U CN 201220599332 CN201220599332U CN202867386U CN 202867386 U CN202867386 U CN 202867386U CN 201220599332 CN201220599332 CN 201220599332 CN 201220599332 U CN201220599332 U CN 201220599332U CN 202867386 U CN202867386 U CN 202867386U
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Abstract
The utility model discloses a drill loader hydraulic anti-jamming control system. The drill loader hydraulic anti-jamming control system comprises a plunger pump, a multi-way reversing valve, a guide oil source valve unit, a guide oil control unit, an anti-jamming valve unit, a thrust cylinder, an impactor and a rotating motor. An oil outlet of the plunger pump is respectively connected with the multi-way reversing valve and the guide oil source valve unit. Oil return ports of the multi-way reversing valve and the guide oil source valve unit are connected through a cooler with an oil tank. A first way of the multi-way reversing valve is connected with the anti-jamming valve unit. The anti-jamming valve unit is connected with the thrust cylinder through a balance valve unit. A second way of the multi-way reversing valve is connected with the impactor. A third way of the multi-way reversing valve unit is connected with the rotating motor. The drill loader hydraulic anti-jamming control system can be set multistage propulsion and impact pressure to fit different geological condition, and initiative anti-jamming is achieved effectively. The drill loader hydraulic anti-jamming control system also can control the impactor and the thrust cylinder to switch to light impact and light thrust operation, a drill hole is repaired, and the anti-jamming effect is improved effectively.
Description
Technical field
The utility model patent relates to mining comprehensive heading equipment technical field, particularly a kind of hydraulic pressure anti-sticking pricker control system of mining drill installation.
Background technique
Drill loader is a kind of comprehensive heading equipment that integrates boring, hoeing, carries, and is mainly used in the driving of hard rock roadway with small cross-section in the China's coal-mine, also can be used for the excavation work of the departments such as metallurgy, railway, highway, water power, and application prospect is very wide.Drill loader mainly is comprised of rake dress section, rig section, feeding funnel, running part, framework portion, supporting portion, a fortune section etc.
Drill loader mainly adopts all-hydraulic rock drilling mode, because work under bad environment, the operating mode of drill loader are complicated and changeable, card pricker phenomenon occurs easily in the rock drilling boring procedure, and the card pricker is very unfavorable for the bore operation of drill loader.In case the card pricker occurs, just need take a long time and process bore bit and the drill steel that is blocked, affect bore operation efficient, and in many cases, difficult eliminating can only abandon the drill steel and the bore bit that have crept in the hole behind the generation card pricker, again perforate, this will increase the cost of bore operation.The anti-sticking pricker control system of drill loader is fairly simple at present, only has the mode that adopts the control propelling cylinder to retreat to come the anti-sticking pricker during card pricker, is difficult to prevention and processes complicated card pricker operating mode.
The model utility content
In view of this, the purpose of this utility model provides a kind of drill loader hydraulic pressure anti-sticking pricker control system, and it is prevention and transaction card pricker situation better, the relatively poor defective of anti-sticking function that exists to solve existing anti-sticking pricker control system.The utility model purpose is achieved through the following technical solutions:
The utility model drill loader hydraulic pressure anti-sticking pricker control system, comprise that fuel tank, plunger pump, multiple directional control valve, guide oil source valve group, guide oil control valve group, Hydraulic guide control valve, Hydraulic guide control control valve unit, anti-sticking pricker valve group, equilibrium valve group, propelling cylinder, impactor and pricker turn motor
The oil outlet of described plunger pump is connected with the guide oil source valve group with multiple directional control valve respectively, and multiple directional control valve is connected return opening and is connected with fuel tank through cooler with the guide oil source valve group;
The P2 mouth of described guide oil source valve group is connected with the Hydraulic guide control control valve unit with the Hydraulic guide control valve, the Hydraulic guide control valve is connected return opening and is connected with fuel tank with the Hydraulic guide control control valve unit, the a2 ' of described Hydraulic guide control control valve unit, the a2 ' of b2 ' mouthful and pilot-actuated valve group, b2 ' mouthful connects, the b1 mouth of Hydraulic guide control control valve unit is connected with the b1 mouth of multiple directional control valve, the a1 of described pilot-actuated valve group, a2, the a1 of b2 mouth and multiple directional control valve, a2, the b2 mouth connects, the k1 of pilot-actuated valve group, the k1 of k2 mouth and anti-sticking pricker valve group, the k2 mouth connects, the B3 of described multiple directional control valve the 3rd, the M4 mouth respectively with the k3 of anti-sticking pricker valve group, the k4 mouth connects;
Described drill loader hydraulic pressure anti-sticking pricker control system also comprises the first pressure gauge that detects the outlet of plunger pump oil pressure, the second pressure gauge that detects guide oil source valve group outlet oil pressure, and the 3rd pressure gauge, the detection pricker that detect propelling cylinder pressure turn the 4th pressure gauge of motor reversal pressure and the 5th pressure gauge that detects impactor pressure;
The A1 of described multiple directional control valve first, B1 mouth are connected with A1, the B1 mouth of anti-sticking pricker valve group, and A1 ', the B1 ' of anti-sticking pricker valve group mouthful is connected with the equilibrium valve group, and the equilibrium valve group is connected with propelling cylinder; The B1 mouth of described multiple directional control valve second is connected with impactor, the A1 mouth sealing of multiple directional control valve second, and the return opening of impactor is connected with fuel tank; The 3rd A3, B3 mouth of described multiple directional control valve turn motor with pricker and are connected, and the leakage oil export that pricker turns motor is connected with fuel tank.
Further, described multiple directional control valve comprises safety valve, the first main control valve, the second main control valve, the 3rd main control valve, the first compensator, the second compensator, the 3rd compensator, a LS relief valve, the 2nd LS relief valve, the 3rd LS relief valve, the 4th LS relief valve, the first shuttle valve, the second shuttle valve, the 3rd shuttle valve, the first overload oil compensating valve, the second overload oil compensating valve, the 3rd overload oil compensating valve, the 4th overload oil compensating valve, the 5th overload oil compensating valve and the 6th overload oil compensating valve, and three main control valve Median Functions of described multiple directional control valve are the Y type; The A1 oil circuit of described multiple directional control valve first is with a LS relief valve and the 6th overload oil compensating valve, and the B1 oil circuit of described multiple directional control valve first is with the 2nd LS relief valve and the 5th overload oil compensating valve; The A2 of described multiple directional control valve second, B2 oil circuit share the 3rd LS relief valve, and the B2 oil circuit of described multiple directional control valve second is with the 3rd overload oil compensating valve, and the A2 oil circuit of described multiple directional control valve second seals; The A3 of described multiple directional control valve the 3rd, B3 oil circuit share the 4th LS relief valve, and the A3 of described multiple directional control valve the 3rd, B3 oil circuit are respectively with the first overload oil compensating valve and the second overload oil compensating valve.
Further, described guide oil source valve group comprises decompression relief valve, the first one-way valve and accumulator, the output high pressure oil of described plunger pump is connected with individual event valve respectively through the P1 of guide oil source valve group mouth, decompression relief valve successively and is connected the P2 mouth with the guide oil source valve group with accumulator and is connected, the return opening of described decompression relief valve be connected hydraulic fluid port and be connected with fuel tank.
Further, described guide oil control valve group comprises directional control valve, two-bit triplet hydraulic control valve and the 4th shuttle valve, the a2 ' of guide oil control valve group mouthful is connected with a filler opening of the 4th shuttle valve, the b2 ' of guide oil control valve group is connected with another filler opening of the 4th shuttle valve with the k2 mouth, the oil outlet of the 4th shuttle valve simultaneously and the a1 mouth of guide oil control valve group be connected the G1 mouth with the two-bit triplet hydraulic control valve and be connected, the T1 mouth of two-bit triplet hydraulic control valve, the T2 mouth of directional control valve is connected the a2 mouth and is connected with fuel tank with guide oil control valve group, the N1 mouth of two-bit triplet hydraulic control valve is connected with the b2 mouth of guide oil control valve group, the N2 mouth of directional control valve is connected with the control oil pocket of two-bit triplet hydraulic control valve, and the G2 mouth of directional control valve is connected with the k1 mouth of guide oil control valve group.
Further, described anti-sticking pricker valve group comprises reduction valve, the first sequence valve, the second sequence valve, the 5th shuttle valve, two four-way pilot operated directional control valves, the first relief valve, the second relief valve, the 3rd relief valve, the 2/2-way pilot operated directional control valve, the second one-way valve, the 3rd one-way valve, the first built-in one-way valve, the first built-in one-way valve, the second built-in one-way valve, the 3rd built-in one-way valve, the 4th built-in one-way valve, the 5th built-in one-way valve, the first damper and the second damper, the A1 mouth of anti-sticking pricker valve group simultaneously with reduction valve be connected one-way valve and be connected, the oil outlet while of described reduction valve and the e1 mouth of two four-way pilot operated directional control valves, the k1 mouth of anti-sticking pricker valve group connects with the 5th built-in individual event valve, the B1 of anti-sticking pricker valve group, A1 ', B1 ' mouth respectively with the f1 of two four-way pilot operated directional control valves, h1, the g1 mouth connects, the A1 ' of anti-sticking pricker valve group mouthful is connected with the control oil pocket of the second sequence valve, the B1 mouth of anti-sticking pricker valve group is connected oil outlet and is connected with two filler openings of the 5th shuttle valve with reduction valve, the oil outlet of the 5th shuttle valve is connected with the 4th built-in one-way valve, and the k3 mouth of described anti-sticking pricker valve group is connected with the first sequence valve; The first sequence valve go out oil content three tunnel, the first via is connected with the control oil pocket of two four-way pilot operated directional control valves behind the first damper, the second tunnel is connected with fuel tank through the second damper, Third Road is connected with built-in one-way valve; The k4 mouth of described anti-sticking pricker valve group is connected with the 3rd built-in one-way valve, the k4 mouth of described anti-sticking pricker valve group also is connected with the 3rd one-way valve, the 3rd one-way valve go out oil content three tunnel, the first via is connected with fuel tank behind 2/2-way pilot operated directional control valve, the second relief valve, the second the tunnel is connected with fuel tank behind the 3rd relief valve, Third Road is connected with fuel tank behind the second sequence valve, the first relief valve, the outlet of the second sequence valve is connected with the second built-in one-way valve, and the leakage oil export of described reduction valve, the first sequence valve, the second sequence valve, two four-way pilot operated directional control valves is connected with fuel tank.
Further, described plunger pump 1 is the load-sensitive plunger variable pump, and described multiple directional control valve is load-sensitive multi-way reversing Proportional valve.
The beneficial effects of the utility model: the utility model drill loader hydraulic pressure anti-sticking pricker control system, by the aforementioned techniques scheme, obtained following technique effect:
1, the utility model can be set multistage propelling and surge pressure by guide oil source valve group, guide oil control valve group, Hydraulic guide control valve, Hydraulic guide control control valve unit, to adapt to different geological conditions, effectively realizes initiatively anti-sticking pricker.
2, when running into card pricker situation, the utility model drill loader hydraulic pressure anti-sticking pricker control system can be controlled impactor, propelling cylinder changes light punching over to, touches operation, repairs the big gun hole, Effective Raise anti-sticking pricker effect.
3, the utility model adopts the load-sensitive technology, has improved the efficient of control system, and has had preferably energy-saving effect, adopts load-sensitive plunger variable pump, load-sensitive proportional reversing valve, has improved the control accuracy of control system, and is simple to operation.
Description of drawings
Fig. 1 is the utility model schematic diagram;
Fig. 2 is the schematic diagram of multiple directional control valve among Fig. 1;
Fig. 3 is the schematic diagram of guide oil source valve group among Fig. 1;
Fig. 4 is the schematic diagram of guide oil control valve group among Fig. 1;
Fig. 5 is the schematic diagram of anti-sticking pricker valve group among Fig. 1.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
As shown in the figure, present embodiment drill loader hydraulic pressure anti-sticking pricker control system, comprise that fuel tank 22, plunger pump 1, multiple directional control valve 2, guide oil source valve group 4, guide oil control valve group 5, Hydraulic guide control valve 11, Hydraulic guide control control valve unit 12, anti-sticking pricker valve group 6, equilibrium valve group 7, propelling cylinder 8, impactor 9 and pricker turn motor 10
The oil outlet of described plunger pump 1 is connected with the guide oil source valve group with multiple directional control valve 2 respectively and is connected, and the return opening that multiple directional control valve 2 is connected with the guide oil source valve group is connected connection through cooler 21 with fuel tank;
The P2 mouth of described guide oil source valve group 4 is connected with the Hydraulic guide control control valve unit with Hydraulic guide control valve 11 and is connected, the return opening that Hydraulic guide control valve 11 is connected with the Hydraulic guide control control valve unit is connected with fuel tank 22, the a2 ' of described Hydraulic guide control control valve unit 12, the a2 ' of b2 ' mouthful and pilot-actuated valve group 5, b2 ' mouthful connects, the b1 mouth of Hydraulic guide control control valve unit 12 is connected with the b1 mouth of multiple directional control valve 2, the a1 of described pilot-actuated valve group 5, a2, the a1 of b2 mouth and multiple directional control valve 2, a2, the b2 mouth connects, the k1 of pilot-actuated valve group 5, the k1 of k2 mouth and anti-sticking pricker valve group 6, the k2 mouth connects, the B3 of described multiple directional control valve 2 the 3rd, the M4 mouth respectively with the k3 of anti-sticking pricker valve group, the k4 mouth connects;
Described drill loader hydraulic pressure anti-sticking pricker control system also comprises the first pressure gauge 13 that detects plunger pump 1 outlet oil pressure, the second pressure gauge 14 that detects guide oil source valve group 4 outlet oil pressures, and the 3rd pressure gauge 15, the detection pricker that detect propelling cylinder 8 pressure turn the 4th pressure gauge 16 of motor 10 reversal pressures and the 5th pressure gauge 17 that detects impactor 9 pressure;
The A1 of described multiple directional control valve 2 first, B1 mouth are connected with A1, the B1 mouth of anti-sticking pricker valve group 6, and A1 ', the B1 ' of anti-sticking pricker valve group 6 mouthful is connected with equilibrium valve group 7, and equilibrium valve group 7 is connected with propelling cylinder 8; The B1 mouth of described multiple directional control valve 2 second is connected with impactor 9, the A1 mouth sealing of multiple directional control valve 2 second, and the return opening of impactor 9 is connected with fuel tank 22; The 3rd A3, B3 mouth of described multiple directional control valve 2 turn motor 10 with pricker and are connected, and the leakage oil export that pricker turns motor 10 is connected with fuel tank 22.
As the improvement to present embodiment, described multiple directional control valve 2 comprises safety valve 30, the first main control valve 24, the second main control valve 29, the 3rd main control valve 213, the first compensator 31, the second compensator 28, the 3rd compensator 212, the one LS relief valve 25, the 2nd LS relief valve 26, the 3rd LS relief valve 210, the 4th LS relief valve 214, the first shuttle valve 23, the second shuttle valve 27, the 3rd shuttle valve 211, the first overload oil compensating valve 215, the second overload oil compensating valve 216, the 3rd overload oil compensating valve 217, the 4th overload oil compensating valve 218, the 5th overload oil compensating valve 219 and the 6th overload oil compensating valve 220, three main control valve Median Functions of described multiple directional control valve 2 are the Y type; The A1 oil circuit of described multiple directional control valve 2 first is with a LS relief valve 25 and the 6th overload oil compensating valve 220, and the B1 oil circuit of described multiple directional control valve 2 first is with the 2nd LS relief valve 26 and the 5th overload oil compensating valve 219; The A2 of described multiple directional control valve 2 second, B2 oil circuit share the 3rd LS relief valve 210, and the B2 oil circuit of described multiple directional control valve 2 second is with the 3rd overload oil compensating valve 217, and the A2 oil circuit of described multiple directional control valve 2 second seals; The A3 of described multiple directional control valve 2 the 3rd, B3 oil circuit share the 4th LS relief valve 214, and the A3 of described multiple directional control valve 2 the 3rd, B3 oil circuit are respectively with the first overload oil compensating valve 215 and the second overload oil compensating valve 216.
The utility model can be set multistage propelling and surge pressure by guide oil source valve group 4, guide oil control valve group 5, Hydraulic guide control valve 11, Hydraulic guide control control valve unit 12, control propelling cylinder 8, impactor 9 are effectively realized initiatively anti-sticking pricker to adapt to different geological conditions.When running into card pricker situation, the utility model drill loader hydraulic pressure anti-sticking pricker control system can be controlled impactor 9, propelling cylinder 8 changes light punching over to, touches operation, repairs the big gun hole, Effective Raise anti-sticking pricker effect.
As the improvement to present embodiment, described guide oil source valve group 4 comprises decompression relief valve 41, the first one-way valve 42 and accumulator 43, the output high pressure oil of described plunger pump 1 is successively through the P1 of guide oil source valve group 4 mouth, decompression relief valve 41 be connected with the P2 mouth that accumulator 43 is connected with the guide oil source valve group respectively after individual event valve is connected, the return opening of described decompression relief valve 41 be connected hydraulic fluid port and be connected with fuel tank 22; This structure guide oil source valve group 4 can highi degree of accuracy be regulated the control oil pressure.
As the improvement to present embodiment, described guide oil control valve group 5 comprises directional control valve 51, two-bit triplet hydraulic control valve 52 and the 4th shuttle valve 53, the a2 ' of guide oil control valve group 5 mouthful is connected with a filler opening of the 4th shuttle valve 53, the b2 ' of guide oil control valve group 5 is connected with k2 mouth another filler opening with the 4th shuttle valve 53, the oil outlet of the 4th shuttle valve 53 is connected with the G1 mouth that the a1 mouth of guide oil control valve group 5 is connected with the two-bit triplet hydraulic control valve simultaneously, the T1 mouth of two-bit triplet hydraulic control valve 52, the a2 mouth that the T2 mouth of directional control valve 51 is connected with guide oil control valve group is connected with fuel tank 22, the N1 mouth of two-bit triplet hydraulic control valve 52 is connected with the b2 mouth of guide oil control valve group 5, the N2 mouth of directional control valve 51 is connected with the control oil pocket of two-bit triplet hydraulic control valve 52, and the G2 mouth of directional control valve 51 is connected with the k1 mouth of guide oil control valve group 5; This structure guide oil control valve group 5 can be failed accurate control oil pressure, and the valve group reaction is sensitive, and corresponding speed is fast.
As the improvement to present embodiment, described anti-sticking pricker valve group 6 comprises reduction valve 61, the first sequence valve 62, the second sequence valve 65, the 5th shuttle valve 63, two four-way pilot operated directional control valves 64, the first relief valve 66, the second relief valve 67, the 3rd relief valve 68,2/2-way pilot operated directional control valve 69, the second one-way valve 610, the 3rd one-way valve 611, the first built-in one-way valve 612, the first built-in one-way valve 613, the second built-in one-way valve 614, the 3rd built-in one-way valve 615, the 4th built-in one-way valve 616, the 5th built-in one-way valve 617, the first damper 618 and the second damper 619, the A1 mouth of anti-sticking pricker valve group 6 simultaneously with reduction valve 61 be connected one-way valve 610 and be connected, the oil outlet while of described reduction valve 61 and the e1 mouth of two four-way pilot operated directional control valves 64, the k1 mouth of anti-sticking pricker valve group 6 connects with the 5th built-in individual event valve 617, the B1 of anti-sticking pricker valve group 6, A1 ', B1 ' mouth respectively with the f1 of two four-way pilot operated directional control valves 64, h1, the g1 mouth connects, the A1 ' of anti-sticking pricker valve group 6 mouthful is connected with the control oil pocket of the second sequence valve 65, the oil outlet that the B1 mouth of anti-sticking pricker valve group 6 is connected with reduction valve is connected with two filler openings of the 5th shuttle valve 63, the oil outlet of the 5th shuttle valve 63 is connected with the 4th built-in one-way valve 616, and the k3 mouth of described anti-sticking pricker valve group 6 is connected with the first sequence valve 62; The first sequence valve 62 go out oil content three tunnel, the first via is connected with the control oil pocket of two four-way pilot operated directional control valves 64 behind the first damper 618, the second tunnel is connected with fuel tank 22 through the second damper 619, Third Road is connected with built-in one-way valve 612; The k4 mouth of described anti-sticking pricker valve group 6 is connected with the 3rd built-in one-way valve 615, the k4 mouth of described anti-sticking pricker valve group 6 also is connected with the 3rd one-way valve 611, the 3rd one-way valve 611 go out oil content three tunnel, the first via is through 2/2-way pilot operated directional control valve 69, be connected with fuel tank 22 behind the second relief valve 67, the second the tunnel is connected with fuel tank 22 behind the 3rd relief valve 68, Third Road is through the second sequence valve 65, be connected with fuel tank 22 behind the first relief valve 66, the outlet of the second sequence valve 65 is connected described reduction valve 61 with the second built-in one-way valve 614, the first sequence valve 62, the second sequence valve 65, the leakage oil export of two four-way pilot operated directional control valves 64 is connected with fuel tank 22; This structure anti-sticking pricker valve group 6 can realize controlling impactor 9, propelling cylinder 8 changes light punching over to, touches operation, repairs the big gun hole, Effective Raise anti-sticking pricker effect.
As the improvement to present embodiment, described plunger pump 1 is the load-sensitive plunger variable pump, and described multiple directional control valve 2 is load-sensitive multi-way reversing Proportional valve; Native system adopts the load-sensitive technology, has improved the efficient of control system, and has had preferably energy-saving effect, adopts load-sensitive plunger variable pump, load-sensitive proportional reversing valve, has improved the control accuracy of control system, and is simple to operation.
Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (6)
1. drill loader hydraulic pressure anti-sticking pricker control system, comprise that fuel tank (22), plunger pump (1), multiple directional control valve (2), guide oil source valve group (4), guide oil control valve group (5), Hydraulic guide control valve (11), Hydraulic guide control control valve unit (12), anti-sticking pricker valve group (6), equilibrium valve group (7), propelling cylinder (8), impactor (9) and pricker turn motor (10), is characterized in that:
The oil outlet of described plunger pump (1) is connected 4 with multiple directional control valve (2) with the guide oil source valve group respectively) be connected, multiple directional control valve (2) is connected 4 with the guide oil source valve group) return opening be connected 22 through cooler (21) with fuel tank) connect;
The P2 mouth of described guide oil source valve group (4) is connected 12 with Hydraulic guide control valve (11) with the Hydraulic guide control control valve unit) be connected, Hydraulic guide control valve (11) is connected 12 with the Hydraulic guide control control valve unit) return opening be connected with fuel tank (22), the a2 ' of described Hydraulic guide control control valve unit (12), the a2 ' of b2 ' mouthful and pilot-actuated valve group (5), b2 ' mouthful connects, the b1 mouth of Hydraulic guide control control valve unit (12) is connected with the b1 mouth of multiple directional control valve (2), the a1 of described pilot-actuated valve group (5), a2, the a1 of b2 mouth and multiple directional control valve (2), a2, the b2 mouth connects, the k1 of pilot-actuated valve group (5), the k1 of k2 mouth and anti-sticking pricker valve group (6), the k2 mouth connects, the B3 of described multiple directional control valve (2) the 3rd, the M4 mouth respectively with the k3 of anti-sticking pricker valve group, the k4 mouth connects;
Described drill loader hydraulic pressure anti-sticking pricker control system also comprises the first pressure gauge (13) that detects plunger pump (1) outlet oil pressure, the second pressure gauge (14) that detects guide oil source valve group (4) outlet oil pressure, and the 3rd pressure gauge (15), the detection pricker that detect propelling cylinder (8) pressure turn the 4th pressure gauge (16) of motor (10) reversal pressure and the 5th pressure gauge (17) that detects impactor (9) pressure;
The A1 of described multiple directional control valve (2) first, B1 mouth are connected with A1, the B1 mouth of anti-sticking pricker valve group (6), and A1 ', the B1 ' of anti-sticking pricker valve group (6) mouthful is connected with equilibrium valve group (7), and equilibrium valve group (7) is connected with propelling cylinder (8); The B1 mouth of described multiple directional control valve (2) second is connected with impactor (9), the A1 mouth sealing of multiple directional control valve (2) second, and the return opening of impactor (9) is connected with fuel tank (22); The 3rd A3, B3 mouth of described multiple directional control valve (2) turn motor (10) with pricker and are connected, and the leakage oil export that pricker turns motor (10) is connected with fuel tank (22);
A2 ', the b2 ' of described Hydraulic guide control control valve unit (12), b1 mouth are three oil outlets of Hydraulic guide control control valve unit (12);
A2 ', the b2 ' of described pilot-actuated valve group (5) mouthful is two filler openings of pilot-actuated valve group (5);
A1, the a2 of described pilot-actuated valve group (5), b2, k2 mouth are four oil outlets of pilot-actuated valve group (5);
The k1 mouth of described pilot-actuated valve group (5) is the control oil inlet of pilot-actuated valve group (5);
K2, the k3 of described anti-sticking pricker valve group (6), k4 mouth are the control oil inlet of anti-sticking pricker valve group (6), and the k1 mouth is the control oil export of anti-sticking pricker valve group (6);
The M4 mouth of described multiple directional control valve (2) second is the Ls signal oil outlet of described multiple directional control valve (2) second; A1, the b1 of described multiple directional control valve (2), a2, b2 mouth are four pilot control hydraulic fluid ports of multiple directional control valve (2);
The A3 of described multiple directional control valve (2) the 3rd, B3 mouth are two oil outlets of described multiple directional control valve (2) the 3rd;
The A1 of described multiple directional control valve (2) first, B1 mouth are the oil outlet of described multiple directional control valve (2) first;
The A1 of described anti-sticking pricker valve group (6), B1 mouth are two filler openings of anti-sticking pricker valve group (6), and A1 ', the B1 ' of anti-sticking pricker valve group (6) mouthful is two oil outlets of anti-sticking pricker valve group (6).
2. drill loader hydraulic pressure anti-sticking pricker control system claimed in claim 1, it is characterized in that: described multiple directional control valve (2) comprises safety valve (30), the first main control valve (24), the second main control valve (29), the 3rd main control valve (213), the first compensator (31), the second compensator (28), the 3rd compensator (212), the one LS relief valve (25), the 2nd LS relief valve (26), the 3rd LS relief valve (210), the 4th LS relief valve (214), the first shuttle valve (23), the second shuttle valve (27), the 3rd shuttle valve (211), the first overload oil compensating valve (215), the second overload oil compensating valve (216), the 3rd overload oil compensating valve (217), the 4th overload oil compensating valve (218), the 5th overload oil compensating valve (219) and the 6th overload oil compensating valve (220), three main control valve Median Functions of described multiple directional control valve (2) are the Y type; The A1 oil circuit of described multiple directional control valve (2) first is with a LS relief valve (25) and the 6th overload oil compensating valve (220), and the B1 oil circuit of described multiple directional control valve (2) first is with the 2nd LS relief valve (26) and the 5th overload oil compensating valve (219); The A2 of described multiple directional control valve (2) second, B2 oil circuit share the 3rd LS relief valve (210), the B2 oil circuit of described multiple directional control valve (2) second is with the 3rd overload oil compensating valve (217), and the A2 oil circuit of described multiple directional control valve (2) second seals; The A3 of described multiple directional control valve (2) the 3rd, B3 oil circuit share the 4th LS relief valve (214), and the A3 of described multiple directional control valve (2) the 3rd, B3 oil circuit are respectively with the first overload oil compensating valve (215) and the second overload oil compensating valve (216);
The A1 of described multiple directional control valve (2) first, B1 oil circuit are the outlet oil circuit of multiple directional control valve (2) first;
The A2 of described multiple directional control valve (2) second, B2 oil circuit are the outlet oil circuit of multiple directional control valve (2) second;
The A3 of described multiple directional control valve (2) the 3rd, B3 oil circuit are the outlet oil circuit of multiple directional control valve (2) the 3rd.
3. drill loader hydraulic pressure anti-sticking pricker control system according to claim 1, it is characterized in that: described guide oil source valve group (4) comprises decompression relief valve (41), the first one-way valve (42) and accumulator (43), the output high pressure oil of described plunger pump (1) is connected 42 through the P1 mouth of guide oil source valve group (4), decompression relief valve (41) with individual event valve successively) after be connected 4 with accumulator (43) with the guide oil source valve group respectively) the P2 mouth be connected, the return opening of described decompression relief valve (41) be connected hydraulic fluid port and be connected with fuel tank (22);
The P1 mouth of described guide oil source valve group (4) is the filler opening of guide oil source valve group (4);
The P2 mouth of described guide oil source valve group (4) is the oil outlet of guide oil source valve group (4).
4. drill loader hydraulic pressure anti-sticking pricker control system according to claim 1, it is characterized in that: described guide oil control valve group (5) comprises directional control valve (51), two-bit triplet hydraulic control valve (52) and the 4th shuttle valve (53), the a2 ' of guide oil control valve group (5) mouthful is connected with a filler opening of the 4th shuttle valve (53), the b2 ' of guide oil control valve group (5) is connected with k2 mouth another filler opening with the 4th shuttle valve (53), the oil outlet of the 4th shuttle valve (53) is connected 52 with the a1 mouth of guide oil control valve group (5) with the two-bit triplet hydraulic control valve simultaneously) the G1 mouth be connected, the T1 mouth of two-bit triplet hydraulic control valve (52), the T2 mouth of directional control valve (51) is connected 5 with guide oil control valve group) the a2 mouth be connected with fuel tank (22), the N1 mouth of two-bit triplet hydraulic control valve (52) is connected with the b2 mouth of guide oil control valve group (5), the N2 mouth of directional control valve (51) is connected with the control oil pocket of two-bit triplet hydraulic control valve (52), and the G2 mouth of directional control valve (51) is connected with the k1 mouth of guide oil control valve group (5);
The G1 mouth of described two-bit triplet hydraulic control valve (52) and T1 mouth are two filler openings of two-bit triplet hydraulic control valve (52), and the N1 mouth of described two-bit triplet hydraulic control valve (52) is the oil outlet of two-bit triplet hydraulic control valve (52);
The G2 mouth of described directional control valve (51) and T2 mouth are the filler opening of directional control valve (51), and the N2 mouth of directional control valve (51) is the oil outlet of directional control valve (51).
5. drill loader hydraulic pressure anti-sticking pricker control system according to claim 1, it is characterized in that: described anti-sticking pricker valve group (6) comprises reduction valve (61), the first sequence valve (62), the second sequence valve (65), the 5th shuttle valve (63), two four-way pilot operated directional control valves (64), the first relief valve (66), the second relief valve (67), the 3rd relief valve (68), 2/2-way pilot operated directional control valve (69), the second one-way valve (610), the 3rd one-way valve (611), the first built-in one-way valve (612), the first built-in one-way valve (613), the second built-in one-way valve (614), the 3rd built-in one-way valve (615), the 4th built-in one-way valve (616), the 5th built-in one-way valve (617), the first damper (618) and the second damper (619), the A1 mouth of anti-sticking pricker valve group (6) simultaneously with reduction valve (61) be connected one-way valve (610) and be connected, the oil outlet while of described reduction valve (61) and the e1 mouth of two four-way pilot operated directional control valves (64), the k1 mouth of anti-sticking pricker valve group (6) connects with the 5th built-in individual event valve (617), the B1 of anti-sticking pricker valve group (6), A1 ', B1 ' mouth respectively with the f1 of two four-way pilot operated directional control valves (64), h1, the g1 mouth connects, the A1 ' of anti-sticking pricker valve group (6) mouthful is connected with the control oil pocket of the second sequence valve (65), the B1 mouth of anti-sticking pricker valve group (6) is connected 61 with reduction valve) oil outlet be connected with two filler openings of the 5th shuttle valve (63), the oil outlet of the 5th shuttle valve (63) is connected with the 4th built-in one-way valve (616), and the k3 mouth of described anti-sticking pricker valve group (6) is connected with the first sequence valve (62); The first sequence valve (62) go out oil content three tunnel, the first via is connected with the control oil pocket of two four-way pilot operated directional control valves (64) behind the first damper (618), the second the tunnel is connected with fuel tank (22) through the second damper (619), and Third Road is connected with built-in one-way valve (612); The k4 mouth of described anti-sticking pricker valve group (6) is connected with the 3rd built-in one-way valve (615), the k4 mouth of described anti-sticking pricker valve group (6) also is connected with the 3rd one-way valve (611), the 3rd one-way valve (611) go out oil content three tunnel, the first via is through 2/2-way pilot operated directional control valve (69), be connected with fuel tank (22) behind the second relief valve (67), the second the tunnel is connected with fuel tank (22) behind the 3rd relief valve (68), Third Road is through the second sequence valve (65), be connected with fuel tank (22) behind the first relief valve (66), the outlet of the second sequence valve (65) is connected described reduction valve (61) with the second built-in one-way valve (614), the first sequence valve (62), the second sequence valve (65), the leakage oil export of two four-way pilot operated directional control valves (64) is connected with fuel tank (22);
The e1 mouth of described two four-way pilot operated directional control valves (64) and f1 mouth are two filler openings of two four-way pilot operated directional control valves (64), and the h1 of described two four-way pilot operated directional control valves (64), g1 mouth are two oil outlets of two four-way pilot operated directional control valves (64).
6. drill loader hydraulic pressure anti-sticking pricker control system according to claim 1, it is characterized in that: described plunger pump (1) is the load-sensitive plunger variable pump, and described multiple directional control valve (2) is load-sensitive multi-way reversing Proportional valve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220599332 CN202867386U (en) | 2012-11-14 | 2012-11-14 | Drill loader hydraulic anti-jamming control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220599332 CN202867386U (en) | 2012-11-14 | 2012-11-14 | Drill loader hydraulic anti-jamming control system |
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| CN202867386U true CN202867386U (en) | 2013-04-10 |
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| CN 201220599332 Expired - Fee Related CN202867386U (en) | 2012-11-14 | 2012-11-14 | Drill loader hydraulic anti-jamming control system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927071A (en) * | 2012-11-14 | 2013-02-13 | 中煤科工集团重庆研究院 | Hydraulic anti-jamming control system for drill loader |
| CN103470181A (en) * | 2013-09-23 | 2013-12-25 | 阿特拉斯科普柯(南京)建筑矿山设备有限公司 | Rock drilling device propulsion one-way delay response method and device for realizing method |
| CN104653529A (en) * | 2015-02-11 | 2015-05-27 | 阿特拉斯科普柯(南京)建筑矿山设备有限公司 | System of drill jumbo for preventing drill bit from being stuck in karst cave |
| CN105351273A (en) * | 2015-12-11 | 2016-02-24 | 重庆纳川山隅重工设备有限公司 | Anti-jamming control valve group for fully-hydraulic opencast rock drill |
| CN107524644A (en) * | 2017-06-27 | 2017-12-29 | 衢州职业技术学院 | Down-the-hole drill propelling pressure self-adaptive hydraulic control loop |
| CN108679014A (en) * | 2018-08-03 | 2018-10-19 | 中国铁建重工集团有限公司 | A kind of drilling machine and its all-hydraulic hand control valve station |
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2012
- 2012-11-14 CN CN 201220599332 patent/CN202867386U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927071A (en) * | 2012-11-14 | 2013-02-13 | 中煤科工集团重庆研究院 | Hydraulic anti-jamming control system for drill loader |
| CN102927071B (en) * | 2012-11-14 | 2015-08-26 | 中煤科工集团重庆研究院有限公司 | Drill loader hydraulic pressure anti-sticking pricker control system |
| CN103470181A (en) * | 2013-09-23 | 2013-12-25 | 阿特拉斯科普柯(南京)建筑矿山设备有限公司 | Rock drilling device propulsion one-way delay response method and device for realizing method |
| CN104653529A (en) * | 2015-02-11 | 2015-05-27 | 阿特拉斯科普柯(南京)建筑矿山设备有限公司 | System of drill jumbo for preventing drill bit from being stuck in karst cave |
| CN105351273A (en) * | 2015-12-11 | 2016-02-24 | 重庆纳川山隅重工设备有限公司 | Anti-jamming control valve group for fully-hydraulic opencast rock drill |
| CN107524644A (en) * | 2017-06-27 | 2017-12-29 | 衢州职业技术学院 | Down-the-hole drill propelling pressure self-adaptive hydraulic control loop |
| CN107524644B (en) * | 2017-06-27 | 2024-03-01 | 衢州职业技术学院 | Self-adaptive hydraulic control loop for thrust pressure of down-the-hole drill |
| CN108679014A (en) * | 2018-08-03 | 2018-10-19 | 中国铁建重工集团有限公司 | A kind of drilling machine and its all-hydraulic hand control valve station |
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