CN2725517Y - Wheel type hydraulic drifting machine - Google Patents
Wheel type hydraulic drifting machine Download PDFInfo
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- CN2725517Y CN2725517Y CN 200420053570 CN200420053570U CN2725517Y CN 2725517 Y CN2725517 Y CN 2725517Y CN 200420053570 CN200420053570 CN 200420053570 CN 200420053570 U CN200420053570 U CN 200420053570U CN 2725517 Y CN2725517 Y CN 2725517Y
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Abstract
A wheel type hydraulic drifting machine comprises an engine, a driving cap, an operating console, a power takeoff, a constant power variable pump, a gear pump, pressure, a speed sensor, a B grade planetary reducer, a brake, a broach, a chiller, a hydraulic reservoir, a hydraulic oil pipeline, an engine chassis, a hydraulic support leg, a three-position six-way change-over valve, a variable displacement motor, an electromagnetic relief valve, an easing valve and a locomotive wheel. The utility model is characterized in that a hydraulic system is divided into two large parts of the independent going aboard hydraulic system and the getting down hydraulic system. The two systems are distributed on the chassis of the engine respectively. The variable pump of the going aboard hydraulic system is connected with the output shaft of the power takeoff of the engine. The inlet of the variable pump is connected with the hydraulic reservoir. The outlet of the variable pump is connected in series with the easing valve and the three-position six-way change-over valve through the oil pipeline. The outlet of the three-position six-way change-over valve is connected in series with the electromagnetic relief valve, the brake valve and the variable displacement motor through the oil pipeline. The outlet of the variable displacement motor is connected with the return port of the hydraulic reservoir through the oil pipeline and the brake, the manual direction-changing valve, the chiller and a fuel filter are connected in series in the middle. The output shaft of the variable displacement motor is connected with the broach through the B grade planetary transmission equipped in the interior of the winding wheel.
Description
One, technical field
The utility model relates to a kind of oil field workover rig.Specifically a kind of operating principle of hydraulic system of utilizing removes oil pipe, salvages the used wheel type hydraulic drifting machine of downhole tool.
Two, background technology
At present, the tractor hoist that the oil field well workover is used, or old track-type, the tractor hoist of machine driving control.Handy trailer is transported to the well site with tractor hoist during well workover, otherwise can grind bad to paint road stone.When removing oil pipe or other workover treatment, the handle of driller's operation is many, and shift handle, throttle control handle, brake lever, clutch handle are arranged, and in case of emergency, the driller is easily in a rush, and error easy to operate causes mechanical accident and casualty accident.
Three, summary of the invention
The purpose of this utility model provides a kind of wheel type hydraulic drifting machine, solves old-fashioned tractor hoist and grinds bad oil lacquer road surface, complicated operation, easily goes out the problem of mechanical accident and casualty accident.
The technical solution of the utility model realizes in the following manner:
The utility model is made up of locomotive, driver's cabin, operating console, power takeoff, permanent power and variable pump, gear pump, pressure, velocity sensor, secondary planet speed changer, brake, reel, cooler, hydraulic oil container, hydraulic oil pipeline, locomotive chassis, hydraulic support leg, three six-way transfer valves, variable displacement motor, unloading electromagnetic valve, overflow valve and locomotive wheels, it is characterized in that hydraulic system is divided independently to go up vehicle hydraulic system and following vehicle hydraulic system two large divisions.Be distributed on separately on the chassis of locomotive, the permanent power and variable pump of last vehicle hydraulic system is connected with the power takeoff output shaft of motor, the import of permanent power and variable pump is connected with hydraulic oil container, and permanent power and variable delivery side of pump is in series with overflow valve, three six-way transfer valves by oil pipe line.The outlet of three six-way transfer valves is in series with unloading electromagnetic valve, brake valve, variable displacement motor by oil pipe line, and the outlet of variable displacement motor is connected with the hydraulic oil container oil return opening by oil pipe line, and inter-burst is associated with brake, hand-operated direction valve, cooler, oil filter.The output shaft of variable displacement motor connects with reel by the secondary planet speed changer that is located at reel inside.
The gear pump of following vehicle hydraulic system is connected with another output shaft of the power takeoff of motor.The import of gear pump is connected with the hydraulic oil container outlet, and the gear delivery side of pump is connected with the preferred valve import of steering hydraulic system.The outlet of preferred valve and import that be located at the cross valve of its underpart coaxial with the steering wheel control stick is connected, on the export pipeline of cross valve and connect two and turn to oil cylinder, turn to the loop pipe of oil cylinder to be connected with the hydraulic fluid tank import by cross valve, oil filter by preface, be provided with a communicating pipe between inlet tube that turns to oil cylinder and loop pipe, communicating pipe is provided with overflow valve; By five control valves of getting off, wherein a slice is standby pressure measuring valve to another outlet of preferred valve by preface, other four respectively be located at four angles, chassis on the hydraulic jack of supporting leg be connected.And be respectively equipped with the bidirectional hydraulic locking-valve, the loop of the control valve of getting off is connected with the loop of hydraulic oil container.
Pressure, speed sensor signal are passed to Computer Processing, and the signal after the processing is passed to the off-load electromagnetic valve, and the instruction unloading electromagnetic valve is opened overflow valve size control influent stream amount, control tractor hoist load.
Be respectively equipped with a hydraulic support leg on four angles, front and back of wheel type hydraulic drifting machine, each hydraulic cylinder is connected with the control valve of getting off respectively by the bidirectional hydraulic locking-valve.Manually controlled by five handles, one of them is standby pressure measuring valve.
The wheel that travels of wheel type hydraulic drifting directly is designed to four cross-country rubber wheels.
The back of driver's cabin is provided with console, and console is provided with computer and instrument display, is provided with the control crank of reel on the right side of driver's cabin back, and its control stick with three six-way transfer valves is connected.
Compared with the prior art the utility model has the following advantages:
1, it is good to have a cross-country ability, all-hydraulic operation, use simple, efficient is high, combination property is high, easy to maintenance.Be applicable to the medium and small workover treatment of oil, gas, well.
2, pump: the variable pump that adopts permanent power control, output flow is directly proportional with driving rotating speed and discharge capacity, and can be in maximum and stepless variation between zero, owing to adopt permanent power control and regulation, the output flow of operating pressure and pump is so that be no more than predetermined driving power under constant driving rotating speed.
3, reel adopts planetary reduction gear, and main feature is: compact conformation, volume is little, installations is simple, in adorn normally closed multi-disc wet brake, low-noise turns round, efficiency operation, but no-failure operation is more than 10000 hours.
4, adopt variable displacement motor, discharge capacity has auto-conversion function, little discharge capacity when realizing running up, and big discharge capacity during low-speed running, promptly underloading is rotated at a high speed, and the operation highly effective and safe is guaranteed in the heavy-duty low-speed rotation.
5, the stability when guaranteeing the complete machine operation, totally four hydraulic legs before and after this machine equipment are carried out the hydraulic pressure folding and unfolding, and bidirectional hydraulic lock and mechanical lock are housed, and guarantee safety, reliable.
6, for guaranteeing long time continuous working, this machine hydraulic oil container volume is big, and the charge of oil cooler, and high workload oil temperature is remained in the allowed band.
7, security system: according to the safety requirements of oil field to drifting equipment; this machine is provided with the warning system that overflows of electromagnetism drain charge valve and computer control; when computer to the lifting weight in the operation; lifting velocity and lifted load are monitored; predicted value and measured value are compared; report to the police when overflowing, and, pressure, flow drain charge are reached the purpose of safeguard protection by to connecting with overflow valve behind the electromagnetism drain charge valve signal of telecommunication.Brake valve is housed on motor simultaneously, cuts off when motor oil-in, oil-out are braked valve, do not have hydraulic oil to flow during turnover, motor can not rotate, and plays the effect to the lifting mechanism braking.
8, driver's cabin is forward and reverse dual-purpose operating room, and walking is driven towards the motor direction, and the drifting job manipulation is towards the reel direction of getting on the bus, making chair is that chair is made in high back, rotation, comfortable, safety, sight line are good, and can facilities such as being equipped with air-conditioning, sound equipment be installed according to customer requirements.
Four, description of drawings
Fig. 1-structural representation of the present utility model;
The vertical view of Fig. 2-Fig. 1;
Scheme of installation during Fig. 3-the utility model well workover;
Fig. 5-last vehicle hydraulic system schematic flow sheet;
Fig. 6-following vehicle hydraulic system schematic flow sheet;
Fig. 7-computer control frame principle figure.
1-locomotive 2-driver behavior chamber 3-operation control platform 4-power takeoff 5-variable displacement with constant power pump 6-pressure sensor, three six-way transfer valve 21-of the cross-country rubber tire 12-of velocity sensor 7-reel 8-cooler 9-hydraulic oil container 10-hydraulic support leg 11-radiator 13-hydraulic system oil inlet pipe 14-hydraulic system oil return pipe 15-oil filter 16-variable displacement motor 17-gear pump 18-overflow valve 19-off-load magnetic valve 20-brake valve 22-brake 23-turn to hydraulic system 24-preferred valve 25-cross valve 26-to turn to the oil cylinder 27-control valve 28-bidirectional hydraulic locking-valve 29-pressure measuring valve for subsequent use of getting off among the figure
Among Fig. 71 '-computer 2 '-pressure sensor 3 '-velocity sensor 4 '-unloading electromagnetic valve
The all devices Hydraulic Elements of hydraulic system all are to select ripe approved product for use.Reel adopts and be provided with the two-stage planetary reducer in tube, rotates by two planetary reducer deceleration strip movable reels.The cylinder of reel adopts the casting spiral groove type, is difficult for around random wire rope.
Five, embodiment
For further disclosing the technical scheme of utility model, elaborate by embodiment below in conjunction with Figure of description:
As Fig. 1,2,5, shown in 6: the utility model is by locomotive 1, driver behavior chamber 2, operating console 3, power takeoff 4, permanent power and variable pump 5, pressure, velocity sensor 6, reel 7, cooler 8, hydraulic oil container 9, hydraulic support leg 10, cross-country rubber tire 11, radiator 12, the oil inlet pipe 13 of hydraulic system, the oil return pipe 14 of hydraulic system, oil-filter pipe 15, variable displacement motor 16, gear pump 17, overflow valve 18, unloading electromagnetic valve 19, three six-way transfer valves 20, brake valve 21, brake 22, steering hydraulic system 23, preferred valve 24, cross valve 25, turn to oil cylinder 26, the control valve 27 of getting off, bidirectional hydraulic lock 28, standby pressure measuring valve 29 is formed.The hydraulic system branch is independently gone up vehicle hydraulic system and following vehicle hydraulic system two large divisions.The permanent power and variable pump of last truck system is connected with the power takeoff output shaft of motor, and the import of permanent power and variable is connected with hydraulic oil container.Permanent power and variable delivery side of pump is in series with overflow valve, three six-way transfer valves by oil pipe line, the outlet of three six-way transfer valves is in series with off-load electromagnetic valve, brake valve, variable displacement motor by oil pipe line, the outlet of variable displacement motor is connected with the hydraulic oil container oil return opening by oil pipe line, and inter-burst is associated with brake, hand-operated direction valve, cooler, strainer.The output shaft of variable displacement motor connects with reel by speed changer, the brake that is located at reel inside.The gear pump of following vehicle hydraulic system is connected with another output shaft of the power takeoff of motor.The import of gear pump is connected with the hydraulic oil container outlet, the gear delivery side of pump is connected with the preferred valve import of steering hydraulic system, the outlet of preferred valve and steering wheel joystick shaft and the import that is located at the cross valve of its underpart are connected, on the export pipeline of cross valve and connect two and turn to oil cylinder, turn to the loop pipe of oil cylinder to pass through cross valve by preface, strainer is connected with the hydraulic fluid tank import, between inlet tube that turns to oil cylinder and loop pipe, be provided with a communicating pipe, communicating pipe is provided with overflow valve, another outlet of preferred valve is pursued preface by five control valves of getting off, wherein a slice is a service valve, other four respectively be located at four angles, chassis on the hydraulic jack of supporting leg be connected, and be respectively equipped with the bidirectional hydraulic locking-valve, the loop of the control valve of getting off is connected with the loop of hydraulic oil container.
Following truck system is by turning to oil circuit, supporting leg folding and unfolding, power output to form.When each operating mechanism of tractor hoist was in off working state, the hydraulic oil of gear pump output flowed back to fuel tank through pressure-gradient control valve, multiple directional control valve, oil filter.Turn to oil circuit mainly by oil pump, pressure-gradient control valve, load sensing all-hydraulic steering gear and turn to oil cylinder etc. to form.
Supporting leg retractable oil circuit mainly is made up of oil filter, pressure-gradient control valve, multiple directional control valve, bidirectional hydraulic lock, support oil cylinder etc.
When tractor hoist during at transport condition, the pressure oil of gear pump output is preferentially turned to oil circuit, normal direction of rotation when guaranteeing that tractor hoist travels.
When tractor hoist during at job state, the pressure oil of gear pump output flows to multiple directional control valve through pressure-gradient control valve, and when multiple directional control valve was in meta, pressure oil advanced oil filter through multiple directional control valve, flowed back to fuel tank, the gear pump off-load.When multiple directional control valve placed supporting leg to put or receives the position, pressure oil was through each sheet reversal valve, and the bidirectional hydraulic block of valve enters support oil cylinder and realizes putting or receiving of supporting leg.When bidirectional hydraulic lock can prevent to put down supporting leg supporting leg retraction or when packing up supporting leg supporting leg stretch out.Because multiple directional control valve is oil circuit in parallel, therefore can realize the folding and unfoldings simultaneously of four supporting legs, or each supporting leg adjusts separately, but the output of the 5th plate valve power has increased oil return oil filter (preventing to pollute fuel tank) on the oil return line of power output.The overflow valve block of multiple directional control valve can be adjusted the output pressure of gear pump, is adjusted to 16MPa when dispatching from the factory.
Get on the bus oil circuit by Variable plunger pump, composition such as electromagnetism drain charge valve, three six-way transfer valves, brake valve, variable displacement motor, brake, cooler, oil filter, fuel tank.When three six-way transfer valves during at meta, flow of pressurized flows back to fuel tank through cooler, oil return oil filter; When three six-way transfer valves are hoisting or during down position, hydraulic oil flows into variable displacement motor through three six-way transfer valves, brake valve, pressure oil enters brake through brake valve simultaneously, and brake is opened, and hydraulic motor rotates.When three six-way transfer valves were got back to meta, brake valve confining liquid pressure motor was discharged hydraulic fluid port, and lays down brake internal pressure oil, made hydraulic motor realize hydraulic pressure and mechanical double brake, simultaneously the hydraulic pump off-load.
Power takeoff connects dish, oil pump bracket, power transmission shaft band direction joint assembly, power taking mouth, variable pump etc. by back-up ring, oil pump and forms.Just use when power takeoff is the cylinder operation, when transport condition, power takeoff must be thrown off, connecing with throwing off of power takeoff is to control by the control crank that is installed in driver's cabin.Reel is by the inclined plunger variable hydraulic motor, the two-stage planetary reducer of establishing in the reel, and hydraulic control chip normally engaged brake, brake valve is formed.When pressure oil when reversal valve enters hydraulic motor, pressure oil enters brake plunger by brake valve simultaneously, promotes piston brake is opened, motor begins to rotate, and drives reel by the two-stage planetary reduction gear and rotates.Reel adopts the casting spiral groove type, is difficult for around random wire rope.Because the hydraulic brake valve braking is prior to mechanical braking, so mechanical braking is the statical moment braking, the brake(-holder) block wearing and tearing are few.
The supporting leg of tractor hoist plays the supporting role of workover treatment, and it is made up of front and back fixed supporting leg oil cylinder.Fixed supporting leg is single cabinet frame structure, has good intensity and rigidity.Support oil cylinder adopts universal spherical joint to be connected with leg, and leg contacts with the good of ground when having guaranteed operation.The retractable of support oil cylinder is by hydraulic control.Bidirectional hydraulic lock also is equipped with on top at support oil cylinder, prevents that the enforcement state from falling leg, and oil cylinder also is equipped with mechanical lock, prevents the piston rod retraction.
This machine is provided with the warning system that overflows of computer control, and computer is monitored rise liter weight, lifting velocity and lifting altitude in the operation, compares with preset value; report to the police when overflowing, and give electromagnetism drain charge valve, connect the overflow valve loop by the signal of telecommunication; the system pressure off-load reaches the purpose of safeguard protection.
Tractor hoist operation: after tractor hoist is located by the requirement of manufacturing industry drawing of site as shown in Figure 3, handle the supporting leg control valve, treat that four support oil cylinder piston rods stretch out, and put leg and backing plate, adjust the complete machine level, this moment, tire should be liftoff, with mechanical lock latching ram bar, after the hydraulic tongs oil pipe is connected, the 5th of supporting leg control valve placed the position of power output " leading to ".
Wear the roller steel wire rope: after mixing up supporting leg, hang up main oil pump, operation reel operation valve is worn the roller steel wire rope.Attention: wire rope must pass pulling force sensor, and wire rope must not rotate on reel above two-layer; Adjust the safety device rated value.
Reel is handled: after mixing up supporting leg, can carry out the reel operation, the driver can control the purpose of lifting velocity by the displacement of foot throttle and control reel control valve valve rod.If the alarm equipment alarm that lifting altitude is spacing, at this moment load is motionless, should stop operation.
When oily temperature reaches 50 °, open cooler, hydraulic oil is forced cooling, when reaching 80 °, should stop operation, but main oil pump and cooler to work on the quickening cooling velocity.
Claims (6)
1, a kind of wheel type hydraulic drifting machine is made up of locomotive, driver's cabin, operating console, power takeoff, permanent power and variable pump, gear pump, pressure, velocity sensor, secondary planet speed changer, brake, reel, cooler, hydraulic oil container, hydraulic oil pipeline, locomotive chassis, hydraulic support leg, three six-way transfer valves, variable displacement motor, unloading electromagnetic valve, overflow valve and locomotive wheels, it is characterized in that hydraulic system is divided independently to go up vehicle hydraulic system and following vehicle hydraulic system two large divisions; Be distributed on separately on the chassis of locomotive, the permanent power and variable pump of last vehicle hydraulic system is connected with the power takeoff output shaft of motor, the import of permanent power and variable pump is connected with hydraulic oil container, and permanent power and variable delivery side of pump is in series with overflow valve, three six-way transfer valves by oil pipe line; The outlet of three six-way transfer valves is in series with unloading electromagnetic valve, brake valve, variable displacement motor by oil pipe line, the outlet of variable displacement motor is connected with the hydraulic oil container oil return opening by oil pipe line, inter-burst is associated with brake, hand-operated direction valve, cooler, oil filter, and the output shaft of variable displacement motor connects with reel by the secondary planet speed changer that is located at reel inside.
2, wheel type hydraulic drifting machine according to claim 1, it is characterized in that the gear pump of vehicle hydraulic system is connected with another output shaft of the power takeoff of motor down, the import of gear pump is connected with the hydraulic oil container outlet, the gear delivery side of pump is connected with the preferred valve import of steering hydraulic system, the outlet of preferred valve and import that be located at the cross valve of its underpart coaxial with the steering wheel control stick is connected, on the export pipeline of cross valve and connect two and turn to oil cylinder, turn to the loop pipe of oil cylinder to pass through cross valve by preface, oil filter is connected with the hydraulic fluid tank import, be provided with a communicating pipe between inlet tube that turns to oil cylinder and loop pipe, communicating pipe is provided with overflow valve; Another outlet of preferred valve is pursued preface by five control valves of getting off, wherein a slice is standby pressure measuring valve, other four respectively be located at four angles, chassis on the hydraulic jack of supporting leg be connected, and be respectively equipped with the bidirectional hydraulic locking-valve, the loop of the control valve of getting off is connected with the loop of hydraulic oil container.
3, wheel type hydraulic drifting machine according to claim 1 is characterized in that pressure, speed sensor signal pass to Computer Processing, and the signal after the processing is passed to unloading electromagnetic valve, and the instruction unloading electromagnetic valve is opened overflow valve.
4, wheel type hydraulic drifting machine according to claim 1, it is characterized in that being respectively equipped with a hydraulic support leg on four angles, front and back of wheel type hydraulic drifting machine, each hydraulic cylinder is connected with the control valve of getting off respectively by the bidirectional hydraulic locking-valve, manually controlled by five handles, one of them is standby pressure measuring valve.
5, wheel type hydraulic drifting machine according to claim 1 is characterized in that the wheel that travels of wheel type hydraulic drifting directly is designed to four cross-country rubber wheels.
6, wheel type hydraulic drifting machine according to claim 1, it is characterized in that the back of driver's cabin, be provided with console, console is provided with computer and instrument display, be provided with the control crank of reel on the right side of driver's cabin back, its control stick with three six-way transfer valves is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420053570 CN2725517Y (en) | 2004-09-03 | 2004-09-03 | Wheel type hydraulic drifting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420053570 CN2725517Y (en) | 2004-09-03 | 2004-09-03 | Wheel type hydraulic drifting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2725517Y true CN2725517Y (en) | 2005-09-14 |
Family
ID=35040237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420053570 Expired - Fee Related CN2725517Y (en) | 2004-09-03 | 2004-09-03 | Wheel type hydraulic drifting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2725517Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101382047B (en) * | 2008-10-17 | 2011-08-17 | 宣士奇 | Tractor hoist with speed adjusted by super capacitance set storage type generator |
| CN103171435A (en) * | 2013-03-06 | 2013-06-26 | 中国第一汽车股份有限公司 | Novel hydraulic system and control method |
| CN103277498A (en) * | 2013-04-24 | 2013-09-04 | 上海欧弈控制技术有限公司 | Tractor, oil cooling device for tractor and oil circulating cooling method for tractor |
-
2004
- 2004-09-03 CN CN 200420053570 patent/CN2725517Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101382047B (en) * | 2008-10-17 | 2011-08-17 | 宣士奇 | Tractor hoist with speed adjusted by super capacitance set storage type generator |
| CN103171435A (en) * | 2013-03-06 | 2013-06-26 | 中国第一汽车股份有限公司 | Novel hydraulic system and control method |
| CN103277498A (en) * | 2013-04-24 | 2013-09-04 | 上海欧弈控制技术有限公司 | Tractor, oil cooling device for tractor and oil circulating cooling method for tractor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050914 Termination date: 20100903 |