CN202249846U

CN202249846U - Hydraulic control system for continuous pipe snubbing unit

Info

Publication number: CN202249846U
Application number: CN2011203896855U
Authority: CN
Inventors: 刘德铸; 张洪君; 王晓华; 杨志祥; 宋志军; 李广富
Original assignee: China Petroleum and Natural Gas Co Ltd
Current assignee: China Petroleum and Natural Gas Co Ltd
Priority date: 2011-10-13
Filing date: 2011-10-13
Publication date: 2012-05-30
Anticipated expiration: 2021-10-13

Abstract

The utility model provides a hydraulic control system for a continuous pipe snubbing unit, comprising a rotary drum, a cable-arrangement hydraulic system, an injection head hydraulic system, a tractor hydraulic system and an oil tank, wherein the oil tank is provided with an oil outlet end for outputting hydraulic oil and an oil return end for oil returning, and the rotary drum, the cable-arrangement hydraulic system, the injection head hydraulic system and the tractor hydraulic system are connected between the oil outlet end and the oil return end in parallel. In the hydraulic control system, the rotary drum, the cable-arrangement hydraulic system, the injection head hydraulic system and the tractor hydraulic system are connected on the oil tank in parallel and commonly uses one oil tank to realize synchronization action or respective action of the rotary drum, a tractor and an injection head without mutual influence, the regulation is convenient and flexible, the quantity of the oil tank is reduced, the demand of a vehicle bearing the oil tank is reduced, the mobility and the coordination of the rotary drum, the tractor and the injection head are enhanced, the volume of the hydraulic control system for the continuous pipe snubbing unit and the volume of the continuous pipe snubbing unit are reduced, the use of hydraulic oil is reduced and the cost is reduced.

Description

The pipe running and pulling device is used hydraulic control system continuously

Technical field

The utility model relates to the oil recovery machiner field, belongs to a kind of continuous pipe running and pulling device and uses hydraulic control system.

Background technology

The pipe running and pulling device is the large-scale plant to the down-hole input oil pipe continuously; Mainly comprise cylinder, tractor, the first-class parts of injection; Pipe is wrapped on the cylinder as row's cable continuously; Through the traction of tractor, pipe equally pulls out from cylinder as cable laying continuously, and the blowout prevention box, the preventer that pass well head through injection head enter into the down-hole.Existing continuous pipe running and pulling device cylinder, tractor and injection head are respectively by separate HYDRAULIC CONTROL SYSTEM; Make that the pipe running and pulling device need be made up of a plurality of separate hydraulic systems generally continuously; Because cylinder (comprising the row's cable on the cylinder), tractor and injection head are main equipment; The hydraulic control system of cylinder, tractor and injection head also needs large-scale fuel tank and hydraulic power source system to support; So the hydraulic control system of cylinder, tractor and injection head also need be separately positioned on the independent vehicle, cause the hydraulic control system of existing continuous pipe running and pulling device bulky like this; Need cooperate by many vehicles supports and cooperation and could realize operate as normal, increase cost of manufacture like this, increased the difficulty of transportation, the cooperation cooperation between each parts of inconvenience.

The utility model content

The utility model provides a kind of continuous pipe running and pulling device to use hydraulic control system; Be provided with separately respectively with each subsystem in the hydraulic control system that solves existing continuous pipe running and pulling device, cause the hydraulic control system of continuous pipe running and pulling device bulky, problems such as cost is high, difficult coordination.

For this reason; The utility model proposes a kind of continuous pipe running and pulling device and uses hydraulic control system; Comprise: cylinder and row's cable hydraulic system 6, injection head hydraulic system 4, tractor hydraulic system 5 and a fuel tank 1; Said fuel tank 1 has the oil outlet end of output hydraulic oil and the oil revolving end of oil return, and said cylinder and row's cable hydraulic system 6, injection head hydraulic system 4, tractor hydraulic system 5 are connected in parallel between said oil outlet end and the said oil revolving end.

Further, said continuous pipe running and pulling device is arranged on the car with hydraulic control system.

Further, said continuous pipe running and pulling device also comprises with hydraulic control system: the blowout prevention box hydraulic system 9, blowout preventer hydraulic system 10, the arm that are connected in parallel between said oil outlet end and the said oil revolving end hang hydraulic system 11 and supporting leg hydraulic system 13.

Further, said continuous pipe running and pulling device also comprises with hydraulic control system: and said injection head hydraulic system 4 is connected in parallel on the control room lifting hydraulic system 7 between said oil outlet end and the said oil revolving end.

Further; Said oil outlet end comprises: first oil outlet end and second oil outlet end; Said oil revolving end is one, and said cylinder and row's cable hydraulic system 6, injection head hydraulic system 4, tractor hydraulic system 5 are connected in parallel between said first oil outlet end and the said oil revolving end.

Further, said blowout prevention box hydraulic system 9, blowout preventer hydraulic system 10, arm hangs hydraulic system 11 and supporting leg hydraulic system 13 is connected in parallel between said second oil outlet end and the said oil revolving end.

Further, said first oil outlet end connects said cylinder and row's cable hydraulic system 6, injection head hydraulic system 4, tractor hydraulic system 5 and control room lifting hydraulic system through the first banked direction control valves group 3.

Further, be provided with the first hydraulic power source system 201 between said first banked direction control valves group 3 and said first oil outlet end.

Further, said injection head hydraulic system 4 comprises: injection head pressing system, injection head mobile system, injection head drive system and the injection head oscillation system of parallel connection; Said tractor hydraulic system 5 comprises: tractor drives system, tractor pressing system and the tractor clamping system of parallel connection; Said cylinder and row's cable hydraulic system comprise: the row of parallel connection pulls drive system and drum driven system;

The said first banked direction control valves group 3 is formed by ten monolithic solenoid-operated proportional banked direction control valves parallel connections; The said first hydraulic power source system 201 has oil-out P1 and oil return opening L1; The said first banked direction control valves group 3 has connector P3 that is connected with said oil-out P1 and the connector L3 that is connected with said oil return opening L1, and said ten monolithic solenoid-operated proportional banked direction control valves are connected in parallel between said connector P3 and the said connector L3;

Each banked direction control valves in said ten monolithic solenoid-operated proportional banked direction control valves connects said injection head pressing system, injection head mobile system, injection head drive system and injection head oscillation system, said tractor drives system, tractor pressing system and tractor clamping system, said row respectively one to one and pulls drive system and drum driven system and said control room lifting hydraulic system.

Further; Said blowout prevention box hydraulic system 9, blowout preventer hydraulic system 10, arm hangs hydraulic system 11 and supporting leg hydraulic system 13 is connected between said second oil outlet end and the said oil revolving end through the second banked direction control valves group, is provided with the second hydraulic power source system 202 between said second banked direction control valves group and said second oil outlet end.

Further; The said second banked direction control valves group comprises: the first control valve group 15, the second control valve group 14 and the 3rd control valve group 12; First end of the said first control valve group 15 connects the said second hydraulic power source system 202; Second end of the said first control valve group 15 connects the arrival end of the said second control valve group 14; The 3rd end of the said first control valve group 15 connects the arrival end of said the 3rd control valve group 12, is provided with the change-over switch of the arrival end of the arrival end that switch to connect the said second control valve group 14 or said the 3rd control valve group 12 in the said first control valve group 15;

The port of export of the said second control valve group 14 connects said supporting leg hydraulic system 13, and said blowout prevention box hydraulic system 9, blowout preventer hydraulic system 10 and arm hang on the port of export that hydraulic system 11 is connected in parallel on said the 3rd control valve group 12 respectively.

Further, the said second hydraulic power source system 202 has oil-out P2 and oil return opening L2; The said second banked direction control valves group comprises: the first control valve group that is formed by 1 banked direction control valves, the second control valve group that is formed by 5 banked direction control valves parallel connections and by parallelly connected the 3rd control valve group that forms of 7 banked direction control valves;

The said first control valve group has four connectors; Be respectively connector P4, connector L4, connector P5 and connector P6; Said connector P4 connects said oil-out P2; Said connector L4 is connected with said oil return opening L2, is provided with the change-over switch that connects said connector P4 and said connector P5 or be connected said connector P4 and connector P6 in the said first control valve group;

The said second control valve group has connector P8 that is connected with said connector P6 and the connector L8 that is connected with said connector L4;

Said the 3rd control valve group has connector L7 that is connected with said connector L4 and the connector L7 that is connected with said connector P5;

Said supporting leg hydraulic system 13 comprises: left front supporting leg hydraulic system, right front supporting leg hydraulic system, left back supporting leg hydraulic system, right back supporting leg hydraulic system and the main supporting leg hydraulic system of stretching, the said second control valve group comprise the flexible banked direction control valves 123 of left front supporting leg banked direction control valves 119, right front supporting leg banked direction control valves 120, left back supporting leg banked direction control valves 121, right back supporting leg banked direction control valves 122 and the main supporting leg of series connection successively;

Said left front supporting leg banked direction control valves 119 correspondences are connected on the said left front supporting leg hydraulic system; Said right front supporting leg banked direction control valves 120 correspondences are connected on the said right front supporting leg hydraulic system; Said left back supporting leg banked direction control valves 121 correspondences are connected on the said left back supporting leg hydraulic system; Said right back supporting leg banked direction control valves 122 correspondences are connected on the said right back supporting leg hydraulic system, and the flexible banked direction control valves correspondence of said main supporting leg is connected on the flexible hydraulic system of said main supporting leg.

Further, said the 3rd control valve group comprises: arm hangs luffing banked direction control valves 107, arm and hangs flexible banked direction control valves 108, preventer and partly seal banked direction control valves 109, preventer and seal banked direction control valves 110, preventer slips banked direction control valves 111, preventer entirely and shear banked direction control valves 112, blowout prevention box banked direction control valves 113; Said arm hangs hydraulic system 11 and comprises: arm hangs the luffing hydraulic system and arm hangs flexible hydraulic system; Said blowout preventer hydraulic system 10 comprises: preventer half sealing liquid pressing system, the full sealing liquid pressing system of preventer, preventer slip hydraulic system and preventer are sheared hydraulic system;

Said arm hangs the said arm of luffing banked direction control valves 107 connections and hangs the luffing hydraulic system; Said arm hangs the said arm of flexible banked direction control valves 108 connections and hangs flexible hydraulic system; Preventer partly seals banked direction control valves 109 and connects said preventer half sealing liquid pressing system; Said preventer seals banked direction control valves 110 entirely and connects the full sealing liquid pressing system of said preventer; The said preventer slip hydraulic of said preventer slips banked direction control valves 111 connections system, said preventer is sheared banked direction control valves 112 and is connected said preventer shearing hydraulic system, and said blowout prevention box banked direction control valves 113 connects said blowout prevention box hydraulic system.

Because the continuous pipe running and pulling device of the utility model is parallel-connected to cylinder and row's cable hydraulic system, injection head hydraulic system, tractor hydraulic system on the fuel tank with hydraulic control system jointly; So these several sub-hydraulic systems can a shared fuel tank; Realized cylinder, tractor, injection head three synchronization action or action separately, be independent of each other, easy to adjust flexible; Reduced the setting of fuel tank; Reduced the needs of the vehicle that carries fuel tank, increased the mobility and the harmony of cylinder, tractor, injection head, reduced continuous pipe running and pulling device with the volume of hydraulic control system and the volume of managing running and pulling device continuously; Reduce the use of hydraulic oil, reduced cost.

Further; Control room lifting hydraulic system and cylinder and row's cable hydraulic system 6, injection head hydraulic system 4, tractor hydraulic system 5 are connected in parallel between said oil outlet end and the said oil revolving end jointly; Need not to be provided with for the control room separately again the hydraulic power source system of a fuel tank and control, simplify the structure.

In addition; The utility model is when adopting a fuel tank and oil revolving end; Make cylinder and row's cable hydraulic system, injection head hydraulic system, tractor hydraulic system and shared one the first hydraulic power source system of control room lifting hydraulic system respectively; Blowout prevention box hydraulic system 9, blowout preventer hydraulic system 10, arm hang hydraulic system 11 and supporting leg hydraulic system 13 shared one second hydraulic power source systems, prevent to manage continuously the problem of all sub-hydraulic systems paralysis that running and pulling device damages easily, causes owing to the damage of hydraulic power source system with the hydraulic power source system that hydraulic control system only adopts a hydraulic power source system to bring.Simultaneously, such setting also cleverly balance the power relation of each sub-hydraulic system, the use of each hydraulic power source system of balance and each fluid pressure line helps managing continuously the general safety of running and pulling device with hydraulic control system.

And then; Be used to control the oil circuit switching of the second control valve group 14 and the 3rd control valve group 12 with the first control valve group 15; Can realize control, the conversion of the priority action relationships and the corresponding synchronous action relationships of each sub-hydraulic system, realize the coordination of each subsystem such as leg system, arm crane system.Both guaranteed that continuous pipe running and pulling device was with the coordination control of hydraulic control system for the action relationships of leg system inside; Guaranteed also that simultaneously continuous pipe running and pulling device is with the control of hydraulic control system for the action relationships of arm crane system, blowout preventer hydraulic system and blowout prevention box hydraulic system; After making that supporting leg is stable; Arm crane system, blowout preventer hydraulic system and blowout prevention box hydraulic system could be moved; In order to avoid when arm crane system, blowout preventer hydraulic system and the action of blowout prevention box hydraulic system, the unstable and overturn accident that brings of supporting leg is when also making arm crane system, blowout preventer hydraulic system and the action of blowout prevention box hydraulic system; Supporting leg no longer moves; Guarantee the safety of arm crane system, blowout preventer hydraulic system and the action of blowout prevention box hydraulic system and stable, realized a shared fuel tank, the coordination of each system under the situation of a shared car.

Description of drawings

Fig. 1 is according to the continuous pipe running and pulling device of the utility model embodiment overall structure sketch map with hydraulic control system;

Fig. 2 is the structural representation according to the hydraulic power source system of the utility model embodiment;

Fig. 3 is the structural representation according to the first banked direction control valves group of the utility model embodiment;

Fig. 4 is the structural representation according to the injection head hydraulic system of the utility model embodiment;

Fig. 5 is the structural representation according to the tractor hydraulic system of the utility model embodiment;

Fig. 6 is the structural representation according to the cylinder of the utility model embodiment and row's cable hydraulic system;

Fig. 7 is the structural representation according to the control room lifting hydraulic system of the utility model embodiment;

Fig. 8 is the structural representation according to the second banked direction control valves group of the utility model embodiment;

Fig. 9 is the structural representation according to the supporting leg hydraulic system of the utility model embodiment;

Figure 10 is for to hang the structural representation of hydraulic system according to the arm of the utility model embodiment;

Figure 11 is the structural representation according to the blowout preventer hydraulic system of the utility model embodiment and blowout prevention box hydraulic system.

The drawing reference numeral explanation:

Among Fig. 1: 1-fuel tank, the 3-first banked direction control valves group, 4-injection head hydraulic system, 5-tractor hydraulic system; 6-cylinder and row's cable hydraulic system, 7-control room lifting hydraulic system, 8-bleed off pipe, 9-blowout prevention box hydraulic system; 10-blowout preventer hydraulic system, the 11-arm hangs hydraulic system, 12-7 sheet banked direction control valves, 13-supporting leg hydraulic system; 14-5 sheet banked direction control valves, 15-1 sheet banked direction control valves, the 201-first hydraulic power source system, the 202-second hydraulic power source system; 1001-first oil outlet end, 1002-second oil outlet end, 810-oil revolving end.

Among Fig. 2: 16-liquid level liquid thermometer, 17-electric heater, 18-return filter, 19-air filter, 20-return filter, 21-beam; The 22-beam, 23-air cooler, 24-one way valve, 25-air cooler, 26-one way valve, 27-shaft coupling; The 28-Variable plunger pump, 29-shaft coupling, 30-Variable plunger pump, 31-high pressure filter, 32-one way valve; The 33-high pressure filter, 34-one way valve, 35-pressure meter, 36-pressure meter switch, 37-overflow valve; The 38-pressure meter switch, the 39-overflow valve, the 40-overflow valve, the 41-overflow valve, P1, L1, P2 and L2 are interface.

Among Fig. 3: the 42-injection head compresses banked direction control valves, and the 43-injection head moves banked direction control valves, and the 44-injection head drives banked direction control valves; 45-injection head swing banked direction control valves, 46-tractor drives banked direction control valves, the 47-tractor compresses banked direction control valves; 48-tractor tensioning banked direction control valves, 49-row cable banked direction control valves, 50-drum driven banked direction control valves; 51-control room lifting banked direction control valves, P3, L3 and A1, A2, B1, B2 to J1, J2 are interface.

Among Fig. 4: the 52-choke valve, the 53-reducing valve, the 54-overflow valve, 55-injection head compressed oil cylinder, the 56-choke valve, the 57-injection head moves oil cylinder; The 58-overflow valve, 59-choke valve, 60-reducing valve, 61-injection head CD-ROM drive motor, 62-choke valve, 63-overflow valve; The 64-reducing valve, 65-pressure transmitter, 66-choke valve, 67-hydraulic lock, 68-injection head oscillating oil cylinder; A3, A4, B3, B4, C3, C4, D3, D4 is interface.

Among Fig. 5: 69-reducing valve, 70-overflow valve, 71-choke valve, 72-tractor drives motor, 73-reducing valve, 74-overflow valve; The 75-flow divider-combiner, 76-choke valve, 77-pressure transmitter, 78-choke valve, 79-overflow valve, 80-reducing valve; 81-tractor compressed oil cylinder, 82-overflow valve, 83-choke valve, 84-reducing valve, 85-tractor tensioning hydro-cylinder, E3; E4, F3, F4, G3, G4 is interface.

Among Fig. 6: 86-overflow valve, 87-overflow valve, 88-choke valve, 89-reducing valve, 90-reducing valve; 91-row cable CD-ROM drive motor, 92-choke valve, 93-overflow valve, 94-overflow valve, 95-choke valve; The 96-reducing valve, 97-reducing valve, 98-drum driven motor, 99-choke valve; H3, H4, I3, I4 is interface.

Among Fig. 7: the 100-choke valve, 101-two syncmotors, the 102-hydraulic lock, 103-control room elevating ram, J3, J4 is interface.

Among Fig. 8: the 104-pressure meter, the 105-pressure measuring tie-in, the 106-overflow valve, the 107-arm hangs the luffing banked direction control valves, and the 108-arm hangs flexible banked direction control valves, and the 109-preventer partly seals banked direction control valves; The 110-preventer seals banked direction control valves entirely, 111-preventer slips banked direction control valves, and the 112-preventer is sheared banked direction control valves, 113-blowout prevention box banked direction control valves, 114-choke valve, 115-pressure meter; 116-pressure measurement flexible pipe, 117-pressure measuring tie-in, 118-overflow valve, the left front supporting leg banked direction control valves of 119-, the right front supporting leg banked direction control valves of 120-, the left back supporting leg banked direction control valves of 121-; The right back supporting leg banked direction control valves of 122-, the 123-master's supporting leg banked direction control valves that stretches, P5, P6, P7, L7; P8, L8, K1, K2 to V1, V2 is interface.

Among Fig. 9: 124-hydraulic lock, the left front support oil cylinder of 125-, 126-hydraulic lock, the right front support oil cylinder of 127-; The 128-hydraulic lock, the left back support oil cylinder of 129-, 130-hydraulic lock; The right back support oil cylinder of 131-, the main supporting leg telescopic oil cylinder in a 132-left side, the right main supporting leg telescopic oil cylinder of 133-; R3, R4 to V3, V4 is interface.

Among Figure 10: the 133-choke valve, the 134-flow divider-combiner, the 135-equalizing valve, the 136-equalizing valve, the 137-arm hangs amplitude oil cylinder; The 138-choke valve, 139-two syncmotors, the 140-equalizing valve, the 141-equalizing valve, the 142-arm hangs telescopic oil cylinder; K3, K4, Y3, Y4 is interface.

Among Figure 11: 143-overflow valve, 144-reducing valve, 145-pressure meter switch, 146-pressure meter, 147-choke valve, 148-overflow valve; The 149-reducing valve, 150-pressure meter switch, 151-pressure meter, 152-choke valve, 153-overflow valve, 154-preventer; The 155-reducing valve, 156-pressure meter switch, 157-pressure meter, 158-choke valve, 159-overflow valve, 160-reducing valve; The 161-pressure meter switch, 162-pressure meter, 163-choke valve, 164-overflow valve, 165-reducing valve, 166-pressure meter switch; The 167-pressure meter, 168-blowout prevention box, the 169-choke valve, M3, M4 to Q3, Q4 is interface.

Above-mentionedly respectively scheme alleged interface, be also referred to as connector in the text, comprise oil-out, oil return opening;

Oil outlet end described in the literary composition, oil-out provide the port of the hydraulic oil of high pressure, and oil revolving end and oil return opening are the ports of the hydraulic oil of low pressure

The specific embodiment

Understand for technical characterictic, purpose and effect to the utility model have more clearly, contrast the specific embodiment of description of drawings the utility model at present.

As shown in Figure 1; Continuous pipe running and pulling device according to the utility model is used hydraulic control system; Comprise: sub-hydraulic system and fuel tanks 1 such as cylinder and row's cable hydraulic system 6, injection head hydraulic system 4, tractor hydraulic system 5; Said fuel tank 1 has the oil outlet end (for example being first oil outlet end 1001) of output hydraulic oil and the oil revolving end 810 of oil return; To form the circulation of hydraulic oil, said cylinder and row's cable hydraulic system 6, injection head hydraulic system 4, tractor hydraulic system 5 are connected in parallel between said oil outlet end and the said oil revolving end.Further; Said continuous pipe running and pulling device also comprises with hydraulic control system: and said injection head hydraulic system 4 is connected in parallel on the control room lifting hydraulic system 7 between said oil outlet end and the said oil revolving end; Control room lifting hydraulic system 7 is used for the lifting in control room, is convenient to when using continuous pipe running and pulling device to carry out the oil pipe rountrip, can lifting and decline be carried out in the control room of the switch that control operations function is housed; So that observe the operation situation, the adjustment operation.For example, the cylinder rotating switch is installed in the control room, injection head moves switch, and tractor moves switch etc.Control room lifting hydraulic system and cylinder and row's cable hydraulic system 6, injection head hydraulic system 4, tractor hydraulic system 5 are connected in parallel between said oil outlet end and the said oil revolving end jointly; Need not to be provided with for the control room separately again the hydraulic power source system of a fuel tank and control, simplify the structure.

The continuous pipe running and pulling device of the utility model is arranged on the car with hydraulic control system; For example, cylinder and row's cable hydraulic system 6, injection head hydraulic system 4, tractor hydraulic system 5 and a fuel tank 1 are arranged on same the automobile, and fuel tank 1 is arranged on the chassis; Like this; Be convenient to transportation, practice thrift power, reduce volume and cost.

Further; As shown in Figure 1, said continuous pipe running and pulling device also comprises with hydraulic control system: the blowout prevention box hydraulic system 9, blowout preventer hydraulic system 10, the arm that are connected in parallel between said oil outlet end (for example being second oil outlet end 1002) and the said oil revolving end hang hydraulic system 11 and supporting leg hydraulic system 13.Blowout prevention box hydraulic system 9, blowout preventer hydraulic system 10 are used to control blowout prevention, and arm hangs hydraulic system 11 and is used for control arm and hangs luffing, flexible, and supporting leg hydraulic system 13 is used to control the up-down of supporting leg, and the height with the adjustment chassis satisfies job requirements.The at different levels sub-hydraulic system of the utility model drives respectively or connects corresponding driving portion; For example; The injection head hydraulic system drives or the connection injection head; Blowout prevention box hydraulic system drives or connects the blowout prevention box, blowout preventer hydraulic system drive or connection preventer or the like, and the annexation of sub-hydraulic systems at different levels and drive division can also be with reference to prior art except the description of the utility model.

Further; As shown in Figure 1; Said oil outlet end comprises: first oil outlet end 1001 and second oil outlet end 1002; Said oil revolving end 810 is one, and oil revolving end 810 connects bleed off pipe 8, and said cylinder and row's cable hydraulic system 6, injection head hydraulic system 4, tractor hydraulic system 5 are connected in parallel between said first oil outlet end 1001 and the said oil revolving end 810.Said blowout prevention box hydraulic system 9, blowout preventer hydraulic system 10, arm hangs hydraulic system 11 and supporting leg hydraulic system 13 is connected in parallel between said second oil outlet end 1002 and the said oil revolving end 810.Like this, be convenient to the pressure of the fluid pressure line between above-mentioned each the sub-hydraulic system of balance, avoided above-mentioned each sub-hydraulic system only to adopt single oil outlet end and cause the problem of mutual interference.Certainly; Blowout prevention box hydraulic system 9, blowout preventer hydraulic system 10, arm hang hydraulic system 11 and supporting leg hydraulic system 13 also can be parallel between first oil outlet end 1001 and the said oil revolving end 810 jointly; Also can realize the purpose of a shared fuel tank, but not as oil outlet end be set to two effective.

Further; As shown in Figure 1; Said first oil outlet end 1001 connects said cylinders and row's cable hydraulic system 6, injection head hydraulic system 4, tractor hydraulic system 5 and control room lifting hydraulic system 7 through the first banked direction control valves group 3, can guarantee that like this fuel tank 1 is fuel-displaced in cylinder and row's cable hydraulic system 6, injection head hydraulic system 4, tractor hydraulic system 5 and control room lifting hydraulic system 7, and from this a little hydraulic system oil return to oil revolving end 810; The circulation of formation hydraulic pressure; Can also guarantee that this a little hydraulic system is parallel with one another, mutually noninterfere, thus form cylinder and arrange the synchronous or single movement in cable, injection head, tractor and control room.

Further, as shown in Figure 1, be provided with the first hydraulic power source system 201 between said first banked direction control valves group 3 and said first oil outlet end 1001.Said blowout prevention box hydraulic system 9, blowout preventer hydraulic system 10, arm hangs hydraulic system 11 and supporting leg hydraulic system 13 is connected between said second oil outlet end 1002 and the said oil revolving end 810 through the second banked direction control valves group, is provided with the second hydraulic power source system 202 between said second banked direction control valves group and said second oil outlet end.Through two hydraulic power source systems are set, can the power that a hydraulic power source system is born be disperseed, thereby reduce the power of each hydraulic power source system; Reduce the volume and the cost of each hydraulic power source system; Reduce the suffered impact of each hydraulic power source system, thereby increased the life-span, in addition; The problem of all the sub-hydraulic system paralysis that can also avoid only adopting a hydraulic power source system failure and cause helps managing continuously the general safety of running and pulling device with hydraulic control system.

As shown in Figure 2; The structure of the first hydraulic power source system 201 and the second hydraulic power source system 202 can be identical; A public fuel tank and bleed off pipe 8; Be convenient to coupling and install, give injection head hydraulic system 4, tractor hydraulic system 5, cylinder and row's cable hydraulic system 6, control room lifting hydraulic system 7 respectively and blowout prevention box hydraulic system 9, blowout preventer hydraulic system 10, arm hang hydraulic system 11, supporting leg hydraulic system 13 provides pressure source.

With the first hydraulic power source system 201 is example, forms mainly to comprise: liquid level liquid thermometer 16, electric heater 17, return filter 18, beam 21, air cooler 23, one way valve 24, shaft coupling 27, Variable plunger pump 28, high pressure filter 31, one way valve 32, pressure meter 35, pressure meter switch 36, overflow valve 37, overflow valve 40.The second hydraulic power source system 202 and the first hydraulic power source system 201 are similar, form mainly to comprise: return filter 20, beam 22, air cooler 25, one way valve 26, shaft coupling 29, Variable plunger pump 30, high pressure filter 33, one way valve 34, pressure meter switch 38, overflow valve 39, overflow valve 41.

Annexation: liquid level liquid thermometer 16, electric heater 17, return filter 18, beam 21 link to each other with fuel tank 1; Air cooler 23, one way valve 24 parallel connection backs link to each other with return filter 18; Shaft coupling 27, beam 21, link to each other with Variable plunger pump 28; High pressure filter 31, one way valve 32 and uniting with Variable plunger pump 28 links to each other; Overflow valve 37, overflow valve 40 and uniting with high pressure filter 31, air cooler 23, pressure meter switch 36 links to each other; Pressure meter switch 36 links to each other and pressure meter 35.

Be provided with electric heater 17 and air filter 19 in the fuel tank 1.During work, shaft coupling 27 drives Variable plunger pump 28 runnings, and hydraulic oil pressurizes through beam 21 entering variable plunger displacement pumps 28, regulates pressure output through high pressure filter 31 and through overflow valve 37, overflow valve 40 then, shows force value by pressure meter 35 simultaneously.Oil return through 23 pairs of high temperature hydraulic oil of air cooler lower the temperature the cooling after return fuel tank 1 through return filter 18.

As shown in Figure 2; The said first hydraulic power source system 201 has oil-out P1 and oil return opening L1; As shown in Figure 3; The said first banked direction control valves group 3 is formed by ten monolithic solenoid-operated proportional banked direction control valves parallel connections, and the said first banked direction control valves group 3 has connector P3 that is connected with said oil-out P1 and the connector L3 that is connected with said oil return opening L1, and said ten monolithic solenoid-operated proportional banked direction control valves are connected in parallel between said connector P3 and the said connector L3; Wherein, the oil outlet end described in the literary composition, oil-out provide the port of the hydraulic oil of high pressure, and oil revolving end and oil return opening are the ports of the hydraulic oil of low pressure.

Each banked direction control valves in said ten monolithic solenoid-operated proportional banked direction control valves connects said injection head pressing system, injection head mobile system, injection head drive system and injection head oscillation system, said tractor drives system, tractor pressing system and tractor clamping system, said row respectively one to one and pulls drive system, drum driven system and said control room lifting hydraulic system.

Annexation: the P3 of the first banked direction control valves group 3 links to each other with the L1 mouth with the P1 of the first hydraulic power source system 201 respectively with L3 interface (interface is also referred to as mouth), to obtain hydraulic pressure; In addition, each banked direction control valves is equipped with a pair of connector (being also referred to as interface or mouth), is used to connect a pair of connector of each sub-hydraulic system; To form the hydraulic pressure circulation; For example, to shown in Figure 7, A1 links to each other with the A4 mouth with the A3 that A2 mouth and injection head compress hydraulic system like Fig. 3; B1 links to each other with the B4 mouth with the B3 that B2 mouth and injection head move hydraulic system; C1 links to each other with the C4 mouth with the C3 that injection head drives hydraulic system with the C2 mouth; D1 links to each other with the D4 mouth with the D3 of injection head swing hydraulic system with D2; E1 links to each other with the E4 mouth with the E3 of tractor drives hydraulic system with the E2 mouth; F1 links to each other with the F4 mouth with the F3 that F2 mouth and tractor compress hydraulic system; G1 links to each other with the G4 mouth with the G3 of tractor tensioning hydraulic system with the G2 mouth; H1 links to each other with the H4 mouth with the H3 that cylinder and row's cable drive hydraulic system with the H2 mouth; I1 links to each other with the I4 mouth with the I3 of I2 mouth with drum driven and row's cable hydraulic system; J1 links to each other with the J4 mouth with the J3 of control room lifting hydraulic system with J2.

One, 10 banked direction control valves are respectively applied for its corresponding holding function of control, and can realize manual or automatically controlled and step-less adjustment control.

1, referring to Fig. 4; Said injection head hydraulic system 4 comprises: injection head pressing system, injection head mobile system, injection head drive system and injection head oscillation system; This four sub-systems is connected in parallel, and is respectively applied for to realize that injection head compresses, injection head moves, injection head drives, the function of injection head swing;

The parts that said injection head hydraulic system 4 mainly comprises have: choke valve 52, reducing valve 53, overflow valve 54, injection head compressed oil cylinder 55, choke valve 56, injection head move oil cylinder 57, overflow valve 58, choke valve 59, reducing valve 60, injection head CD-ROM drive motor 61, choke valve 62, overflow valve 63, reducing valve 64, pressure transmitter 65, choke valve 66, hydraulic lock 67, injection head oscillating oil cylinder 68.

Annexation:

A, for the injection head pressing system, the A4 mouth of choke valve 52 and the A3 mouth of oil return link to each other with the A1 mouth with the A2 that injection head compresses banked direction control valves 42; Reducing valve 53 links to each other with choke valve 52, injection head compressed oil cylinder 55 and pressure meter; Another mouth of injection head compressed oil cylinder 55 links to each other with the A3 mouth; Overflow valve 54 links to each other with bleed off pipe 8 with the control mouth of reducing valve 53.

During work, high-pressure and hydraulic oil flows into choke valve 52 through the A4 mouth and carries out flow-control, gets into reducing valve 54 and overflow valve 54 then and carries out after pressure regulates; 12 injection head compressed oil cylinders 55 that inflow is in parallel; Promote hold-down mechanism, compress continuous pipe, realize that thrust is adjustable.

B, for the injection head mobile system, the B4 mouth of choke valve 56 and the B3 mouth of oil return link to each other with the B1 mouth with the B2 mouth that injection head moves banked direction control valves 43; Injection head moves oil cylinder 57 and links to each other with the B3 mouth of choke valve 56 and oil return.

During work; High-pressure and hydraulic oil flows into choke valve 56 through the B4 mouth and carries out flow-control; Get into the oil cylinder that injection head moves oil cylinder 57 1 sides then, injection head moves oil cylinder 57 to be made up of two identical oil cylinders, and a mouth is respectively arranged; The oil cylinder that injection head moves oil cylinder 57 opposite sides links to each other with the B3 mouth of oil return, realizes that injection head moves oil cylinder 57 and comes and goes mobile and speed governing.

C, for the injection head drive system; The C3 mouth of choke valve 59 links to each other with the C2 mouth with the C1 of injection head driving banked direction control valves 44 respectively with the C4 mouth of choke valve 62; Reducing valve 60 links to each other with choke valve 59, choke valve 62 and injection head CD-ROM drive motor 61, pressure transmitter 65 respectively with reducing valve 64, and overflow valve 58 links to each other with the control mouth and the bleed off pipe 8 of reducing valve 60 and reducing valve 64 respectively with overflow valve 63.

During work, high-pressure and hydraulic oil flows into choke valve 62 through the C4 mouth and carries out flow-control, gets into reducing valve 64 then and carries out the pressure adjusting, drives injection head CD-ROM drive motor 61 and is rotated in the forward.Equally, carry out flow-control, get into reducing valve 60 then and carry out the pressure adjusting, drive 61 reverse rotations of injection head CD-ROM drive motor when high-pressure and hydraulic oil flows into choke valve 59 through the C3 mouth.

D, for the injection head oscillation system, the D4 mouth of choke valve 66 with link to each other with D1 with injection head swing banked direction control valves 45D2 mouth with the D3 mouth of hydraulic lock 67, hydraulic lock 67 links to each other with choke valve 66 with injection head oscillating oil cylinder 68 respectively.

During work, high-pressure and hydraulic oil flows into choke valve 66 through the D4 mouth and carries out flow-control, gets into hydraulic lock 67 then, promotes 68 motions of injection head oscillating oil cylinder, and hydraulic lock 67 is used for the pressure locking.

2, as shown in Figure 5, said tractor hydraulic system 5 comprises: tractor drives system, tractor pressing system and tractor clamping system, and this four sub-systems is connected in parallel, and is respectively applied for to realize that tractor drives, tractor compress, the tractor tensioning;

The parts that mainly comprise: reducing valve 69, overflow valve 70, choke valve 71, tractor drives motor 72, reducing valve 73, overflow valve 74, flow divider-combiner 75, choke valve 76, pressure transmitter 77, choke valve 78, overflow valve 79, reducing valve 80, tractor compressed oil cylinder 81, overflow valve 82, choke valve 83, reducing valve 84, tractor tensioning hydro-cylinder 85.

Annexation:

A, for the tractor drives system; The E4 mouth of choke valve 76 links to each other with the E1 mouth with the E2 mouth of tractor drives banked direction control valves 46 respectively with the E3 mouth of choke valve 71; Reducing valve 73 links to each other with choke valve 76, pressure transmitter 77, flow divider-combiner 75 and choke valve 71, tractor drives motor 72 respectively with reducing valve 69; Flow divider-combiner 75 links to each other with tractor drives motor 72, and overflow valve 74 links to each other with bleed off pipe 8 with the control mouth of reducing valve 73, the control mouth of reducing valve 69 respectively with overflow valve 70.

During work, high-pressure and hydraulic oil flows into choke valve 76 through the E4 mouth and carries out flow-control, gets into reducing valve 73 then and carries out the pressure adjusting; Get into flow divider-combiner 75 again, carry out the equivalent shunting, driving 72 1 in tractor drives motor just changes; A counter-rotating, and realization speed keeps synchronously.

B, for the tractor pressing system; The F2 mouth that the F4 mouth and the tractor of choke valve 78 compresses banked direction control valves 47 links to each other; Reducing valve 80 links to each other with tractor compressed oil cylinder 81 with choke valve 78; Tractor compressed oil cylinder 81 links to each other with the F1 mouth that tractor compresses banked direction control valves 47, and overflow valve 79 links to each other with bleed off pipe 8 with the control mouth of reducing valve 80 respectively.

During work, high-pressure and hydraulic oil flows into choke valve 78 through the F4 mouth and carries out flow-control, gets into hydraulic lock 67 then, gets into reducing valve 80 then and carries out the pressure adjusting, promotes 81 work of tractor compressed oil cylinder, and tractor compressed oil cylinder 81 is made up of four oil cylinders.

C, for the tractor clamping system; The G4 mouth of choke valve 83 links to each other with the G2 mouth of tractor tensioning banked direction control valves 48; Reducing valve 84 links to each other with tractor tensioning hydro-cylinder 85 with choke valve 83; Tractor tensioning hydro-cylinder 85 links to each other with the G1 mouth of tractor tensioning banked direction control valves 48, and overflow valve 82 links to each other with bleed off pipe 8 with the control mouth of reducing valve 84 respectively.

During work, high-pressure and hydraulic oil flows into choke valve 83 through the G4 mouth and carries out flow-control, gets into reducing valve 84 then and regulates controlled pressure, 85 work of promotion tractor tensioning hydro-cylinder through overflow valve 82.

3, as shown in Figure 6; Said cylinder and row's cable hydraulic system comprise: row pulls drive system and drum driven system; The row of being respectively applied for pulls and drives and drum driven; This two sub-systems is connected in parallel, row pull drive be used to make the continuous pipe that is wrapped on the cylinder as cable side by side order be provided with, in order to avoid continuously pipe tightly wrap or release process in disordered motion;

A, pull drive system for row; The H4 mouth of choke valve 92 links to each other with the H1 mouth with the H2 mouth of row's cable banked direction control valves 49 respectively with the H3 mouth of choke valve 88; Row's cable CD-ROM drive motor 91 links to each other with choke valve 92, reducing valve 90 respectively and passes through the one way valve connected tank; The overfall of row's cable CD-ROM drive motor 91 links to each other with bleed off pipe 8; Reducing valve 89 is in series with reducing valve 90, and links to each other with row's cable CD-ROM drive motor 91 with choke valve 88, and overflow valve 86 links to each other with bleed off pipe 8 with the control mouth of reducing valve 89, reducing valve 90 respectively with overflow valve 87.

During work, high-pressure and hydraulic oil flows into choke valve 92 through the H4 mouth and carries out flow-control, and cable CD-ROM drive motor 91 rotary works are arranged in driving then, and oil return makes cable CD-ROM drive motor 91 smooth workings of the row of driving through 90 liang of stage pressures controls of reducing valve 89 and reducing valve.

B, for the drum driven system, the I4 mouth of choke valve 99 links to each other with the I1 mouth with the I2 mouth of drum driven banked direction control valves 50 respectively with the I3 mouth of choke valve 95, other parts are identical with the drum driven system.

4, referring to Fig. 7, control room lifting hydraulic system mainly comprises: choke valve 100, two syncmotors 101, hydraulic lock 102, control room elevating ram 103.

Annexation: the J4 mouth of choke valve 100 links to each other with the J2 mouth of control room lifting banked direction control valves 51; Two syncmotors 101 link to each other with choke valve 100, hydraulic lock 102, bleed off pipe 8 respectively; Hydraulic lock 102 links to each other with two syncmotors 101 respectively with control room elevating ram 103, and the J1 mouth of control room lifting banked direction control valves 51 links to each other with the J3 mouth of hydraulic lock 102.

During work, high-pressure and hydraulic oil is through choke valve 100 driving two syncmotors 101 and through 103 work of hydraulic lock 102 promotion control room elevating rams.

Two, further; As shown in Figure 2; The said second banked direction control valves group comprises: the first control valve group 15, the second control valve group 14 and the 3rd control valve group 12; First end of the said first control valve group 15 connects the said second hydraulic power source system 202; Second end of the said first control valve group 15 connects the arrival end of the said second control valve group 14, and the 3rd end of the said first control valve group 15 connects the arrival end of said the 3rd control valve group 12, is provided with the change-over switch of the arrival end of the arrival end that switch to connect the said second control valve group 14 or said the 3rd control valve group 12 in the said first control valve group 15;

The first control valve group 15 is used to control the oil circuit switching of the second control valve group 14 and the 3rd control valve group 12; The action of supporting leg hydraulic system; Arm hangs hydraulic system, blowout preventer hydraulic system and the action of blowout prevention box hydraulic system; Can realize control, the conversion of the priority action relationships and the corresponding synchronous action relationships of each sub-hydraulic system, realize the coordination of each subsystem such as leg system, arm crane system.

The said second hydraulic power source system 202 has oil-out P2 and oil return opening L2; As shown in Figure 1, the said second banked direction control valves group comprises: the first control valve group 15 that is formed by 1 banked direction control valves, the second control valve group 12 that is formed by 5 banked direction control valves parallel connections and by parallelly connected the 3rd control valve group 14 that forms of 7 banked direction control valves; Wherein, The 3rd control valve group 14 and the second control valve group 12 are connected on the oil-out P2 and oil return opening L2 of the second hydraulic power source system 202 through 15 switchings of the first control valve group; Realize the circulation of hydraulic oil; After realizing the supporting leg action, the control that arm hangs and blowout prevention box hydraulic system 9, blowout preventer hydraulic system 10 could be moved has guaranteed the safety of operating.

As shown in Figure 8; The said first control valve group is that 1 banked direction control valves forms, and the first control valve group has four connectors, is respectively connector P4, connector L4, connector P5 and connector P6; Said connector P4 connects said oil-out P2; Said connector L4 is connected with said oil return opening L2, is provided with the change-over switch that connects said connector P4 and said connector P5 or be connected said connector P4 and connector P6 in the said first control valve group, and realization connector P4 is connected with the switching of connector P6 with connector P5 or connector P4; Make connector P5 or be connected, or connector P6 is connected with said connector P4 with connector P4;

Said the 3rd control valve group has connector L7 that is connected with said connector L4 and the connector L7 that is connected with said connector P5; Wherein, connector L4, connector L7 are oil return opening, connect return line.

Through the overall switching of 1 banked direction control valves, 5 banked direction control valves be connected in parallel and 7 banked direction control valves are connected in parallel; Realized that supporting leg hydraulic system, arm hang the inside of hydraulic system, blowout preventer hydraulic system and blowout prevention box hydraulic system and the action control of complicacy each other; Both guaranteed that continuous pipe running and pulling device was with the coordination control of hydraulic control system for the action relationships of leg system inside; Guaranteed also that simultaneously continuous pipe running and pulling device is with the control of hydraulic control system for the action relationships of arm crane system, blowout preventer hydraulic system and blowout prevention box hydraulic system; After making that supporting leg is stable, arm crane system, blowout preventer hydraulic system and blowout prevention box hydraulic system could be moved, in order to avoid when arm crane system, blowout preventer hydraulic system and the action of blowout prevention box hydraulic system; Unstable and the overturn accident that brings of supporting leg; When also making the action of arm crane system, blowout preventer hydraulic system and blowout prevention box hydraulic system, supporting leg no longer moves, and has guaranteed the safety of arm crane system, blowout preventer hydraulic system and the action of blowout prevention box hydraulic system and stable; Realized a shared fuel tank 1, the coordination of each system under the situation of a shared car.

Said supporting leg hydraulic system 13 comprises: left front supporting leg hydraulic system, right front supporting leg hydraulic system, left back supporting leg hydraulic system, right back supporting leg hydraulic system and the main supporting leg hydraulic system of stretching; Wherein, It is flexible that the flexible hydraulic system of main supporting leg is used to control main supporting leg; Main supporting leg stretches out prior to left front supporting leg, right front supporting leg, left back supporting leg, right back supporting leg, forms main the support.The said second control valve group comprises the flexible banked direction control valves 123 of left front supporting leg banked direction control valves 119, right front supporting leg banked direction control valves 120, left back supporting leg banked direction control valves 121, right back supporting leg banked direction control valves 122 and the main supporting leg of series connection successively;

Said left front supporting leg banked direction control valves 119 correspondences are connected on the said left front supporting leg hydraulic system; Said right front supporting leg banked direction control valves 120 correspondences are connected on the said right front supporting leg hydraulic system; Said left back supporting leg banked direction control valves 121 correspondences are connected on the said left back supporting leg hydraulic system; Said right back supporting leg banked direction control valves 122 correspondences are connected on the said right back supporting leg hydraulic system, and the flexible banked direction control valves correspondence of said main supporting leg is connected on the flexible hydraulic system of said main supporting leg.Above-mentioned each banked direction control valves is controlled the flexible or corresponding action of each sub-supporting leg hydraulic system respectively.The concrete syndeton of the main supporting leg telescopic outrigger hydraulic system 13 and the second control valve group 12

The annexation of (1) second control valve group 12: pressure meter 115, pressure measurement flexible pipe 116, pressure measuring tie-in 117 orders link to each other with the P8 mouth; Simultaneously the left front supporting leg banked direction control valves of P8 mouth and five banked direction control valves 119, right front supporting leg banked direction control valves 120, left back supporting leg banked direction control valves 121, right back supporting leg banked direction control valves 122, the flexible banked direction control valves 123 of main supporting leg and overflow valve 118 link to each other; The left front supporting leg banked direction control valves of choke valve 114 and five banked direction control valves 119, right front supporting leg banked direction control valves 120, left back supporting leg banked direction control valves 121, right back supporting leg banked direction control valves 122, the flexible banked direction control valves 123 of main supporting leg and overflow valve 118, L8 mouth link to each other; The R1 of left front supporting leg banked direction control valves 119 links to each other with R4 with supporting leg hydraulic system R3 respectively with the R2 mouth; The S1 of right front supporting leg banked direction control valves 120 links to each other with the S4 mouth with the S3 of supporting leg hydraulic system respectively with the S2 mouth; The T1 of left back supporting leg banked direction control valves 121 links to each other with the T4 mouth with the T3 of supporting leg hydraulic system respectively with the T2 mouth; The U1 of right back supporting leg banked direction control valves 122 links to each other with the U4 mouth with the U3 of supporting leg hydraulic system respectively with the U2 mouth, and the V1 of the flexible banked direction control valves 123 of main supporting leg links to each other with V4 with the V3 of supporting leg hydraulic system respectively with the V2 mouth.

During work; The P8 mouth comes oil after overflow valve 118 is regulated flow; Get into left front supporting leg banked direction control valves 119, right front supporting leg banked direction control valves 120, left back supporting leg banked direction control valves 121, right back supporting leg banked direction control valves 122, the flexible banked direction control valves 123 of main supporting leg successively, go to control the corresponding action function.

(2) the concrete annexation of supporting leg hydraulic system 13: like Fig. 9; The R3 of hydraulic lock 124 links to each other with the R2 mouth with the R1 of left front supporting leg banked direction control valves 119 respectively with the R4 mouth; Left front support oil cylinder 125 links to each other with hydraulic lock 124; The S3 of hydraulic lock 126 links to each other with the S2 mouth with the S1 of right front supporting leg banked direction control valves 120 respectively with the S4 mouth, and right front support oil cylinder 127 links to each other with hydraulic lock 126, and the T3 of hydraulic lock 128 links to each other with the T2 mouth with the T1 of left back supporting leg banked direction control valves 121 respectively with the T4 mouth; Left back support oil cylinder 129 links to each other with hydraulic lock 128; The U3 of hydraulic lock 130 links to each other with the U2 mouth with the U1 of right back supporting leg banked direction control valves 122 respectively with the U4 mouth, and right back support oil cylinder 131 links to each other with hydraulic lock 130, and left main supporting leg telescopic oil cylinder 132 links to each other with the V2 mouth with the V1 of the flexible banked direction control valves 123 of main supporting leg respectively with the V4 mouth with V3 after right main supporting leg telescopic oil cylinder 133 is in parallel.

During work, the oil that comes of R4 mouth drives left front support oil cylinder 125 work through hydraulic lock 124, and oil return is returned through the R3 mouth of hydraulic lock 124.Hydraulic lock 124 plays the effect of pressure self-locking.

The operating principle of right front support oil cylinder 127, left back support oil cylinder 129, right back support oil cylinder 131 is the same.

The oil that comes of V4 mouth gets into left main supporting leg telescopic oil cylinder 132 and right main supporting leg telescopic oil cylinder 133 simultaneously, makes two telescopic oil cylinder work, and oil return is returned through the V3 mouth.

2, like Figure 10, further, said the 3rd control valve group 12 is to be connected by the mode that seven monolithic solenoid-operated proportional banked direction control valves are in parallel.Between P7 and L7, be in series with overflow valve 106, also be connected with pressure meter 104, pressure measuring tie-in 105 successively at the P7 mouth.Said the 3rd control valve group 12 comprises: arm hangs luffing banked direction control valves 107, arm and hangs flexible banked direction control valves 108, preventer and partly seal banked direction control valves 109, preventer and seal banked direction control valves 110, preventer slips banked direction control valves 111, preventer entirely and shear banked direction control valves 112, blowout prevention box banked direction control valves 113; Said arm hangs hydraulic system 11 and comprises: arm hangs the luffing hydraulic system and arm hangs flexible hydraulic system; Said blowout preventer hydraulic system 10 comprises: preventer half sealing liquid pressing system, the full sealing liquid pressing system of preventer, preventer slip hydraulic system and preventer are sheared hydraulic system;

The above-mentioned mode that is connected in parallel; Reached arm and hung luffing hydraulic system and arm and hang flexible hydraulic system, preventer half sealing liquid pressing system, the full sealing liquid pressing system of preventer, preventer slip hydraulic system and preventer and shear mutually noninterfere between the hydraulic system, function that can synchronization action.

(1) arm hangs hydraulic system:

A, hang changing-breadth system for arm, mainly comprise: choke valve 133, flow divider-combiner 134, equalizing valve 135, equalizing valve 136, arm hang amplitude oil cylinder 137.

Annexation: the K2 mouth that the K4 mouth and the arm of choke valve 133 hangs luffing banked direction control valves 107 links to each other; Flow divider-combiner 134 links to each other with equalizing valve 135, equalizing valve 136 with choke valve 133 respectively; Two arms hang amplitude oil cylinder 137 and link to each other with equalizing valve 136 with equalizing valve 135, and oil return links to each other with the K3 mouth.

During work, the K4 mouth comes oil to regulate, after flow divider-combiner 134 shuntings, get into equalizing valve 135 and equalizing valve 136 respectively through choke valve 133 successively, and actuating arm hangs amplitude oil cylinder 137 and makes its synchronous working.

B: hang telescopic system for arm, mainly comprise: choke valve 138, two syncmotors 139, equalizing valve 140, equalizing valve 141, arm hang telescopic oil cylinder 142.

Annexation: choke valve 138 links to each other with two syncmotors 139 with the Y4 mouth respectively, and equalizing valve 140 hangs telescopic oil cylinder 142 with two syncmotors 139 and arm respectively with equalizing valve 141 and links to each other, and oil return links to each other with the Y3 mouth.

During work, the Y4 mouth comes oil successively after choke valve 138 adjustment, 139 shuntings of two syncmotors, gets into equalizing valve 140 and equalizing valve 141 respectively, and the actuating arm arm hangs telescopic oil cylinder 142 can make its synchronous working.

(2) preventer and blowout prevention box hydraulic system:

Like Figure 11, preventer and blowout prevention box hydraulic system mainly are made up of five parts: preventer half envelope, preventer seal entirely, preventer slips, preventer are sheared, the blowout prevention box, mainly comprise: overflow valve 143, reducing valve 144, pressure meter switch 145; Pressure meter 146, choke valve 147, overflow valve 148, reducing valve 149, pressure meter switch 150; Pressure meter 151, choke valve 152, overflow valve 153, preventer 154, reducing valve 155; Pressure meter switch 156, pressure meter 157, choke valve 158, overflow valve 159, reducing valve 160; Pressure meter switch 161, pressure meter 162, choke valve 163, overflow valve 164, reducing valve 165; Pressure meter switch 166, pressure meter 167, blowout prevention box 168, choke valve 169.The system of every part of five parts of preventer and blowout prevention box hydraulic system forms identical, and function class is that example is elaborated with preventer half envelope system seemingly, and other system similarly.

A, preventer half envelope system form: overflow valve 143, reducing valve 144, pressure meter switch 145, pressure meter 146, choke valve 147.

Preventer partly seals system's annexation:

Choke valve 147 links to each other for 154 corresponding mouthfuls with M4 mouth and preventer respectively.

Reducing valve 144 links to each other for 154 corresponding mouthfuls with M3 mouth and preventer respectively.

Overflow valve 143 links to each other with bleed off pipe 8 with the control mouth of reducing valve 144 respectively.

M3 and M4 mouth link to each other with the M2 mouth with the M1 that preventer partly seals banked direction control valves 109 respectively.

During work, the M4 mouth comes oil to get into preventer 154 through choke valve 147, drives corresponding oil cylinder work, and oil return is returned the M3 mouth through reducing valve 144 pressure regulation.Overflow valve 143 is the adjusting control to reducing valve 144.

B, blowout prevention box hydraulic system:

Critical piece comprises: overflow valve 164, reducing valve 165, pressure meter 167, choke valve 169.

Annexation: choke valve 169 links to each other for 168 corresponding mouthfuls with the blowout prevention box respectively with reducing valve 165.Overflow valve 164 links to each other with bleed off pipe 8 with the control mouth of reducing valve 165 respectively.

The above is merely the schematic specific embodiment of the utility model, is not in order to limit the scope of the utility model.For each ingredient of the utility model can make up under the condition of not conflicting each other; Any those skilled in the art; Equivalent variations of under the prerequisite of design that does not break away from the utility model and principle, having done and modification all should belong to the scope that the utility model is protected.

Claims

1. a continuous pipe running and pulling device is used hydraulic control system; It is characterized in that; Said continuous pipe running and pulling device comprises with hydraulic control system: cylinder and row's cable hydraulic system (6), injection head hydraulic system (4), tractor hydraulic system (5) and a fuel tank (1); Said fuel tank (1) has the oil outlet end of output hydraulic oil and the oil revolving end of oil return, and said cylinder and row's cable hydraulic system (6), injection head hydraulic system (4), tractor hydraulic system (5) are connected in parallel between said oil outlet end and the said oil revolving end.

2. continuous pipe running and pulling device as claimed in claim 1 is used hydraulic control system, it is characterized in that, said continuous pipe running and pulling device is arranged on the car with hydraulic control system.

3. continuous pipe running and pulling device as claimed in claim 1 is used hydraulic control system; It is characterized in that said continuous pipe running and pulling device also comprises with hydraulic control system: the blowout prevention box hydraulic system (9), blowout preventer hydraulic system (10), the arm that are connected in parallel between said oil outlet end and the said oil revolving end hang hydraulic system (11) and supporting leg hydraulic system (13).

4. continuous pipe running and pulling device as claimed in claim 3 is used hydraulic control system; It is characterized in that said continuous pipe running and pulling device also comprises with hydraulic control system: and said injection head hydraulic system (4)) be connected in parallel on the control room lifting hydraulic system (7) between said oil outlet end and the said oil revolving end.

5. continuous pipe running and pulling device as claimed in claim 4 is used hydraulic control system; It is characterized in that; Said oil outlet end comprises: first oil outlet end and second oil outlet end; Said oil revolving end is one, and said cylinder and row's cable hydraulic system (6), injection head hydraulic system (4), tractor hydraulic system (5) are connected in parallel between said first oil outlet end and the said oil revolving end.

6. continuous pipe running and pulling device as claimed in claim 5 is used hydraulic control system; It is characterized in that said blowout prevention box hydraulic system (9), blowout preventer hydraulic system (10), arm hang hydraulic system (11) and supporting leg hydraulic system (13) is connected in parallel between said second oil outlet end and the said oil revolving end.

7. continuous pipe running and pulling device as claimed in claim 5 is used hydraulic control system; It is characterized in that said first oil outlet end connects said cylinder and row's cable hydraulic system (6), injection head hydraulic system (4), tractor hydraulic system (5) and control room lifting hydraulic system (7) through the first banked direction control valves group (3).

8. continuous pipe running and pulling device as claimed in claim 7 is used hydraulic control system, it is characterized in that, is provided with the first hydraulic power source system (201) between said first banked direction control valves group (3) and said first oil outlet end.

9. continuous pipe running and pulling device as claimed in claim 8 is used hydraulic control system, it is characterized in that,

Said injection head hydraulic system (4) comprising: injection head pressing system, injection head mobile system, injection head drive system and the injection head oscillation system of parallel connection; Said tractor hydraulic system (5) comprising: tractor drives system, tractor pressing system and the tractor clamping system of parallel connection; Said cylinder and row's cable hydraulic system comprise: the row of parallel connection pulls drive system and drum driven system;

The said first banked direction control valves group (3) is formed by ten monolithic solenoid-operated proportional banked direction control valves parallel connections; The said first hydraulic power source system (201) has oil-out (P1) and oil return opening (L1); The said first banked direction control valves group (3) has connector (P3) that is connected with said oil-out (P1) and the connector (L3) that is connected with said oil return opening (L1), and said ten monolithic solenoid-operated proportional banked direction control valves are connected in parallel between said connector (P3) and the said connector (L3);

10. continuous pipe running and pulling device as claimed in claim 9 is used hydraulic control system; It is characterized in that; Said blowout prevention box hydraulic system (9), blowout preventer hydraulic system (10), arm hang hydraulic system (11) and supporting leg hydraulic system (13) is connected between said second oil outlet end and the said oil revolving end through the second banked direction control valves group, is provided with the second hydraulic power source system (202) between said second banked direction control valves group and said second oil outlet end.

11. continuous pipe running and pulling device as claimed in claim 9 is used hydraulic control system; It is characterized in that; The said second banked direction control valves group comprises: the first control valve group (15), the second control valve group (14) and the 3rd control valve group (12); First end of the said first control valve group (15) connects the said second hydraulic power source system (202); Second end of the said first control valve group (15) connects the arrival end of the said second control valve group (14); The 3rd end of the said first control valve group (15) connects the arrival end of said the 3rd control valve group (12), is provided with the change-over switch of the arrival end of the arrival end that switch to connect the said second control valve group (14) or said the 3rd control valve group (12) in the said first control valve group (15);

The port of export of the said second control valve group (14) connects said supporting leg hydraulic system (13), and said blowout prevention box hydraulic system (9), blowout preventer hydraulic system (10) and arm hang on the port of export that hydraulic system (11) is connected in parallel on said the 3rd control valve group (12) respectively.

12. continuous pipe running and pulling device as claimed in claim 9 is used hydraulic control system, it is characterized in that, the said second hydraulic power source system (202) has oil-out (P2) and oil return opening (L2); The said second banked direction control valves group comprises: the first control valve group that is formed by 1 banked direction control valves, the second control valve group that is formed by 5 banked direction control valves parallel connections and by parallelly connected the 3rd control valve group that forms of 7 banked direction control valves;

The said first control valve group has four connectors; Be respectively connector (P4), connector (L4), connector (P5) and connector (P6); Said connector (P4) connects said oil-out (P2); Said connector (L4) is connected with said oil return opening (L2), is provided with in the said first control valve group to connect said connector (P4) with said connector (P5) or be connected said connector (P4) and the change-over switch of connector (P6);

The said second control valve group has connector (P8) that is connected with said connector (P6) and the connector (L8) that is connected with said connector (L4);

Said the 3rd control valve group has connector (L7) that is connected with said connector (L4) and the connector (L7) that is connected with said connector (P5);

Said supporting leg hydraulic system (13) comprising: left front supporting leg hydraulic system, right front supporting leg hydraulic system, left back supporting leg hydraulic system, right back supporting leg hydraulic system and the main supporting leg hydraulic system of stretching, the said second control valve group comprise left front supporting leg banked direction control valves (119), right front supporting leg banked direction control valves (120), left back supporting leg banked direction control valves (121), right back supporting leg banked direction control valves (122) and the main supporting leg of the series connection successively banked direction control valves (123) that stretches;

Said left front supporting leg banked direction control valves (119) correspondence is connected on the said left front supporting leg hydraulic system; Said right front supporting leg banked direction control valves (120) correspondence is connected on the said right front supporting leg hydraulic system; Said left back supporting leg banked direction control valves (121) correspondence is connected on the said left back supporting leg hydraulic system; Said right back supporting leg banked direction control valves (122) correspondence is connected on the said right back supporting leg hydraulic system, and the flexible banked direction control valves correspondence of said main supporting leg is connected on the flexible hydraulic system of said main supporting leg.

13. continuous pipe running and pulling device as claimed in claim 12 is used hydraulic control system; It is characterized in that said the 3rd control valve group comprises: arm hangs luffing banked direction control valves (107), arm and hangs flexible banked direction control valves (108), preventer and partly seal banked direction control valves (109), preventer and seal banked direction control valves (110), preventer slips banked direction control valves (111), preventer entirely and shear banked direction control valves (112), blowout prevention box banked direction control valves (113); Said arm hangs hydraulic system (11) and comprising: arm hangs the luffing hydraulic system and arm hangs flexible hydraulic system; Said blowout preventer hydraulic system (10) comprising: preventer half sealing liquid pressing system, the full sealing liquid pressing system of preventer, preventer slip hydraulic system and preventer are sheared hydraulic system;

Said arm hangs the said arm of luffing banked direction control valves (107) connection and hangs the luffing hydraulic system; Said arm hangs the said arm of flexible banked direction control valves (108) connection and hangs flexible hydraulic system; Preventer partly seals banked direction control valves (109) and connects said preventer half sealing liquid pressing system; Said preventer seals banked direction control valves (110) entirely and connects the full sealing liquid pressing system of said preventer; The said preventer slip hydraulic of said preventer slips banked direction control valves (111) connection system, said preventer is sheared banked direction control valves (112) and is connected said preventer shearing hydraulic system, and said blowout prevention box banked direction control valves (113) connects said blowout prevention box hydraulic system.