CN201314203Y - Fully hydraulic casing centralizer with safety device - Google Patents
Fully hydraulic casing centralizer with safety device Download PDFInfo
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- CN201314203Y CN201314203Y CNU2008201402187U CN200820140218U CN201314203Y CN 201314203 Y CN201314203 Y CN 201314203Y CN U2008201402187 U CNU2008201402187 U CN U2008201402187U CN 200820140218 U CN200820140218 U CN 200820140218U CN 201314203 Y CN201314203 Y CN 201314203Y
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- guide machine
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Abstract
The utility model discloses a fully hydraulic casing centralizer with a safety device, which comprises a centralizer frame, a lifting trolley, a rope arranging device, a lifting steel wire rope, a guide wheel, a fixed pulley, a big arm external square sleeve, a big arm lifting cylinder, a primary support plate, a secondary support plate, a big arm expansion cylinder, a manipulator clamping cylinder, an expansion sleeve, a manipulator, a hydraulic operating device and the like. A broken rope braking device is arranged at the top of the lifting trolley. A trolley lowering limiting device is arranged at the lower part of the centralizer frame. The utility model has the advantages that the broken rope braking device is added, the trolley is locked at the preset device when the lifting steel wire rope is broken accidentally, a lower limiting device is added to avoid disorder rope when hoisting and winding steel wire, a small hydraulic station is added in the hydraulic operating device, the structure of the trolley guide wheel is improved, the operation of the lifting trolley of the centralizer is stable, the safety reliability is improved and the production efficiency is improved.
Description
Technical field
The utility model relates to oil-well rig auxiliary hydraulic pressure mechanical device, relates in particular to a kind of all-hydraulic sleeve pipe centering guide machine with safety device.
Background technology
Continuous development along with oil-well rig auxiliary hydraulic pressure mechanical device technology, by using pneumatic control class plant equipment, be improved to the employing hydraulic transmission technology, for example, name is called the utility model patent of " all-hydraulic sleeve pipe centering guide machine ", State Intellectual Property Office of the People's Republic of China and in notice of authorization on May 19th, 2004, the patent No. is that 03201320.5 (patentee is: Lanzhou Tengdahydraulic Pneumatic Set Co.,Ltd).From authorizing later on so far, produce in succession all-hydraulic sleeve pipe centering guide machine (hereinafter to be referred as: centering guide machine) existing more than 200, during, the company of rising has carried out repeatedly follow-up investigation to the centering guide machine of its production, and, centering guide machine has been carried out repeatedly improving according to the suggestion that the user provides.The subject matter that former " all-hydraulic sleeve pipe centering guide machine " exists is: (1) is owing to the adjustment of the operation height of the big arm of centering guide machine machinery is to lean on the lifting of lift cart to obtain, and the lifting of lift cart is that lifting truck obtains by the elevator lay winding wire ropes and by chain wheel rope.Centering guide machine is worked above above the raised platform around a well face 6 meters to 14 meters, and the adverse circumstances that often being in exposes to the weather drenches with rain, the below then is the driller, just in case wire rope is through corrosion or the fracture of other reason, will cause major break down, therefore, former " all-hydraulic sleeve pipe centering guide machine " exists serious potential safety hazard.(2) former centering guide machine is not provided with stopping means at two ends up and down, has just adopted the theory of structural strength much larger than full load intensity, and promptly lift rope system and member can not be damaged when 16 times of rated loads yet.But the company of rising finds when the mode of occupation of centering guide machine is investigated, owing to move by deadweight when lift cart moves downwards, after lift cart arrives the lower end, lift cart is because the effect of baffle plate, out of service, if there is not timely shutoff operation valve, elevator can continue to rotate and causes that wire rope is loosening and make misaligned (be commonly called as disorder cable) of wire rope on the elevator cylinder, and this will influence the normal use of centering guide machine.(3) former centering guide machine is having under the situation of pressure, and after testing, when applying 600 kilograms power downwards for the big arm of machinery, the big arm of machinery can not move down yet.But when not having oil pressure, because the minute leakage of fluid motor inside, the big arm of machinery just has small moving down under the effect of gravity, and the time one is long, and the accumulative total of its amount of movement is also considerable, might influence other drilling well work.(4) because the binding clip oscillating oil cylinder application point of centering guide machine is nearer from the binding clip run-on point, the speed of service of oil cylinder will cause the high speed swinging of binding clip slightly soon, makes horizontal hunting wayward, and impacts at two ends.(5) former centering guide machine dolly guide wheel consider when guide wheel outside when mobile, the restriction of organic frame guide rail, guide wheel can not shift out guide rail, finds during factual survey, when other reasons such as trolley frame skew, guide rail distortion might make guide wheel come off.Therefore, former " all-hydraulic sleeve pipe centering guide machine " exists other defective of serious potential safety hazard and existence.
Summary of the invention
The purpose of this utility model is the defective that exists in the above-mentioned prior art when overcoming in the process of oil drilling setting of casing, it improves the security reliability and the work quality of all-hydraulic sleeve pipe centering guide machine, and has proposed a kind of all-hydraulic sleeve pipe centering guide machine with safety device.
The purpose of this utility model is achieved in that
A kind of all-hydraulic sleeve pipe centering guide machine with safety device, comprise the centering guide machine frame, hydraulic pressure elevator assembly, the lift cart assembly, the rope winding jib assembly, lifting wire rope, guide wheel units, fixed pulley assembly, big arm foreign side cover, big arm lifting cylinder, the one-level blade assemblies, the secondary supporting plate, the binding clip oscillating oil cylinder, big arm telescoping cylinder, the telescopic assembly, manipulator chucking cylinder, slide hinge, connecting rod, mechanical arm assembly and apply device are formed, it is characterized in that: described centering guide machine frame is made of two i iron that are parallel to each other, one side at i iron is connected i iron by 4 sections channel-section steels, make i iron form one group of guide rail, its top is provided with the fixed pulley group, the bottom is provided with the supporting leg that connects hydraulic pressure elevator assembly, the lift cart assembly that has roller can vertically move in the centering guide machine frame, the top of lift cart assembly is provided with the running block of the disconnected rope of band brake gear, its front upper is connected with rotatable 90 ° big arm foreign side cover, socket telescopic assembly wherein, be set with telescopic oil cylinder in the telescopic assembly, telescoping cylinder can make the telescopic assembly seesaw together with the one-level blade assemblies, the one-level blade assemblies is provided with the secondary supporting plate that can swing thereon, which is provided with mechanical arm assembly, the side of one-level blade assemblies and secondary supporting plate is provided with the binding clip oscillating oil cylinder, described big arm lifting cylinder is located between big arm foreign side's cover and the lift cart assembly, lifting wire rope passes the driving wheel assembly, an end is fixed on the cylinder of hydraulic pressure elevator assembly behind the fixed pulley assembly, the other end is fixed on the fixed pulley assembly of centering guide machine frame upper end, the support of hydraulic pressure elevator assembly fixes with the lower support of positive machine frame, and the hydraulic line of apply device is with hydraulic motor, big arm lifting cylinder, big arm telescoping cylinder, binding clip oscillating oil cylinder and manipulator chucking cylinder are communicated with.
Described bottom in the centering guide machine frame is provided with dolly assembly decline stopping means, disorder cable when being used to prevent the elevator lay winding wire ropes.
The described lift cart assembly that constitutes with channel-section steel that in guide rail, is provided with, respectively there are two rollers the both sides of lift cart assembly, roller can roll in the guide rail of centering guide machine frame, the front upper of lift cart assembly is provided with the otic placode that connects the big arm of machinery, and having additional manual board connection otic placode, the top is provided with the movable pulley assembly that promotes having of lift cart of disconnected rope braking mechanism.
The keep plate of described disconnected rope brake gear with the keep plate bearing pin be connected with the lift cart assembly in the fixed keep plate otic placode, one end of keep plate has the braking tooth that increases frictional force, the other end has the groove that makes its rotation, the lifting tackle axle with three lifting tackle cross-under with the lift cart assembly in the fixed lifting tackle otic placode, have elongated slot in the lifting tackle otic placode, lifting tackle is moved up and down, the two ends of lifting tackle axle have groove, one end of keep plate otic placode fluting is inserted wherein, and they are connected with the keep plate dial axis, the two ends of lifting tackle axle are with extension spring, the extension spring other end is connected on the lift cart assembly, under the effect of extension spring, lifting tackle slides to the lower end of lifting tackle otic placode groove, when lifting tackle passes through wire rope rope lifting truck vehicle frame, because the effect of gravity, the pulling force that the lifting tackle axle overcomes extension spring slides to allots the upper end that rises pulley otic placode groove to promote the lift cart assembly, the moving keep plate of finger that is connected to lifting tackle axle two ends simultaneously rotates around the keep plate bearing pin, the dog point of keep plate is drawn close to the centerline direction of lift cart assembly, makes braking vane leave rail web and does not influence lift cart operation.If hoist ropes break, pulley spindle moves downward under the effect of extension spring together with the lifting tackle axle, cross-under is stirred keep plate at the keep plate dial axis at lifting tackle axle two ends and is rotated, can stretch to the i iron web and cut the i iron web of frame and form braking by the braking dental lamina of guide rail side on the keep plate, the preset distance that described disconnected rope back dolly glides is 300 millimeters.
Described decline stopping means by the two position four-way hydraulics operations valve that is fixed on centering guide machine frame lower end, be installed in spacing collision block on the lift cart and the hydraulic line of UNICOM's two position four-way hydraulics operation valve and hydraulic motor is formed, after descending collision two position four-way hydraulics of the spacing collision block on the lift cart are operated raming of valve, two position four-way hydraulics operation valve can cut off the fuel feeding of hydraulic motor, descending with restriction centering guide machine lift cart, prevent the elevator disorder cable of lifting truck.
Described big arm foreign side cover is made by rectangular steel tube, the afterbody of telescopic oil cylinder is connected with the rear portion of big arm foreign side cover, the expansion link head of telescopic oil cylinder and telescopic assembly anterior and with the one-level supporting plate on the affixed otic placode that is connected be connected, the rear portion of one-level supporting plate is connected with the rear portion of telescopic assembly by the elongated slot on big arm foreign side cover top, make it in big arm foreign side cover top, when telescopic oil cylinder is flexible, the telescopic assembly is slided in big arm foreign side cover, drive the one-level supporting plate simultaneously and move forward and backward with the telescopic assembly.The front end of one-level supporting plate is fan-shaped, swings thereon for the secondary supporting plate, and its principal character is the structure that has shortened mechanical big arm, and it be can be used on the small-sized derrick.
Described one-level supporting plate is provided with the secondary supporting plate, the rear portion of secondary supporting plate is connected with the one-level supporting plate with pin, front end is stuck on the fan-shaped head of one-level supporting plate front end by last bottom roller, its side is provided with the binding clip oscillating oil cylinder that makes its swing, swing for mechanical arm assembly, the front end of secondary supporting plate is provided with mechanical arm assembly, mechanical arm assembly links to each other by the front portion of pin with the secondary supporting plate, and mechanical arm assembly is rotated around pin, manipulator chucking cylinder rear portion links to each other with the level supporting plate, front end connects the slide hinge that can move along the guide rail that is located on the secondary supporting plate, and connecting rod one end links to each other with slide hinge with pin, and the other end links to each other with manipulator.When tool hand chucking cylinder is flexible, by slide hinge and connecting rod manipulator is done and be held or decontrol tightly motion.
Described all-hydraulic sleeve pipe centering guide machine with safety device further comprises manipulator swing arrangements for speed regulation, described swing arrangements for speed regulation are a kind of hydraulic system arrangements for speed regulation, form by yaw oil cylinder, pressure oil circuit pipeline, flow speed control valve and oil pipeline, by flow speed control valve the hydraulic fluid flow rate in the pressure oil pipe is controlled, thereby reach the control to the stretching speed of oscillating oil cylinder, described flow speed control valve is arranged in the apply device.
The artificial lifting way of the big arm of described machinery by elevating ram upper end be connected be fixed in elevating ram upper ear plate, its underpart that big arm foreign side puts and be fixed in oil cylinder lower ear plate on the lift cart, because the position of the more former centering guide machine of upper ear plate moves forward, make lifting speed very steady.
Described apply device is a kind of apply device that carries Hydraulic Station: be connected with the start-stop of oil pump group, motor start switch control motor on the output shaft by the pumping plant starter motor, open switch with electric motor starting, the running of driven by motor oil pump, oil pump converts the hydraulic oil in the fuel tank hydraulic oil to and hydraulic oil directly is sent to multipath hydraulic operation valve, difference distribution through multipath hydraulic operation valve is controlled different hydraulic mechanisms respectively, when oil liquid temperature is lower than 5 when spending, available heater heats, and hydraulic system can be worked under low temperature environment.
Described roller structure is a bearing set in the roller, gland is screwed on roller, and bearing inner sleeve dress wheel shaft, axle are stuck in the inboard of bearing with restriction bearing moving on axle with collar, the dress wheel shaft be tightened in the affixed swivel nut of lift cart on, and use nut check.
The cylinder of described hydraulic pressure elevator assembly with have kinetic energy and lose self-stopping hydraulic motor and link to each other, support is fixed on the following supporting leg of centering guide machine frame, when rotating under the driving of hydraulic motor at hydraulic oil, drive cylinder and rotate the winding lifting wire rope, by assembly pulley the lift cart assembly is moved up and down along the centering guide machine frame, when unpowered, because motor is braked, in position with lift cart assembly location.
Described manipulator is welded by mainboard and finger tip, so that increase the bonding strength of manipulator, and. reduce the high-altitude part that comes off.
Advantage of the present invention is;
1. increase disconnected rope brake safety device, when the unexpected fracture of lifting wire rope, dolly is locked in preposition.
2. increase the bottom stopping means, in case disorder cable during the elevator lay winding wire ropes.
3. the fluid motor of band brake function is set at the fluid motor place of former not band brake function, is used for when kinetic energy is lost the back or do not used centering guide machine big arm location.
4. on binding clip horizontal hunting oil cylinder, set up flow speed control valve, made the speed of binding clip swing become steadily controlled, and can carry out the speed adjustment by need of work.
5. in hydraulic cabinet, increase the small-sized hydraulic station, made Hydraulic Station and control box coenosarc, both satisfied the normal use of centering guide machine, can provide a cover small-sized hydraulic power to other hydraulic test again.
6. telescopic oil cylinder is placed on the telescopic component internal, has shortened parts and taken up room, help centering guide machine in the use of opening for a short time on grade derrick.
7. improved the artificial lifting way of mechanical big arm, made lifting and falling very steady of the big arm of machinery.
8. adopt rectangular steel tube as big arm foreign side cover, good looking appearance not only, sound construction has also improved production efficiency.
9. will block the pipe manipulator and connect by former bolt and change weldment into, increase the intensity of card pipe manipulator, reduce the high-altitude part that comes off.
10. improved the structure of dolly directive wheel, the centering guide machine lift cart is operated steadily, safe and reliable.
Advantage by there is safe hydraulic pressure sleeve pipe centering guide machine in above improvement makes the all-hydraulic sleeve pipe centering guide machine with safety device improve production efficiency, and operates steadily, and is safe and reliable.
Description of drawings
Figure 1A is the all-hydraulic sleeve pipe centering guide machine structural representation with safety device;
Figure 1B is the vertical view with big arm of all-hydraulic sleeve pipe centering guide machine machinery of safety device;
Fig. 2 a is the disconnected rope brake gear structural representation with all-hydraulic sleeve pipe centering guide machine of safety device;
Fig. 2 b is the part drawing with sequence number 5-8 in the disconnected rope brake gear of all-hydraulic sleeve pipe centering guide machine of safety device;
Fig. 2 c is the part drawing with sequence number 5-1 in the disconnected rope brake gear of all-hydraulic sleeve pipe centering guide machine of safety device;
Fig. 3 is the lower limit schematic diagram with all-hydraulic sleeve pipe centering guide machine of safety device;
Fig. 4 is the lower limit hydraulic schematic diagram with all-hydraulic sleeve pipe centering guide machine of safety device;
Fig. 5 A is the hydraulic pressure elevator schematic diagram of former all-hydraulic sleeve pipe centering guide machine;
Fig. 5 B is the hydraulic pressure elevator schematic diagram with all-hydraulic sleeve pipe centering guide machine of safety device;
Fig. 6 is the manipulator swing arrangements for speed regulation schematic diagram with all-hydraulic sleeve pipe centering guide machine of safety device;
Fig. 7 A is the apply device structural representation of former all-hydraulic sleeve pipe centering guide machine;
Fig. 7 B is the all-hydraulic sleeve pipe centering guide machine apply device structural representation with safety device;
Fig. 8 A is the stretching structure schematic diagram of the big arm of machinery of former all-hydraulic sleeve pipe centering guide machine;
Fig. 8 B is the mechanical stretching structure schematic diagram of arm greatly with all-hydraulic sleeve pipe centering guide machine of safety device;
Fig. 9 A is the lifting schematic diagram of the big arm of machinery of former all-hydraulic sleeve pipe centering guide machine;
Fig. 9 B is the mechanical lifting schematic diagram of arm greatly with all-hydraulic sleeve pipe centering guide machine of safety device;
Figure 10 A is the big arm configuration schematic diagram of the machinery of former all-hydraulic sleeve pipe centering guide machine;
Figure 10 B is the big arm configuration schematic diagram of machinery with all-hydraulic sleeve pipe centering guide machine of safety device;
Figure 10 C is the lateral view of the big arm configuration of machinery of former all-hydraulic sleeve pipe centering guide machine;
Figure 10 D is the side direction view with big arm configuration of all-hydraulic sleeve pipe centering guide machine machinery of safety device;
Figure 11 A is the constructional drawing of the manipulator of former all-hydraulic sleeve pipe centering guide machine;
Figure 11 B is the constructional drawing of manipulator with all-hydraulic sleeve pipe centering guide machine of safety device;
Figure 11 C is the side direction view of the manipulator structure of former all-hydraulic sleeve pipe centering guide machine;
Figure 11 D is the side direction view of manipulator structure with all-hydraulic sleeve pipe centering guide machine of safety device;
Figure 12 A is the structural representation of the dolly directive wheel of former all-hydraulic sleeve pipe centering guide machine;
Figure 12 B is the structural representation with all-hydraulic sleeve pipe centering guide machine dolly directive wheel of safety device
Figure 13 A is the hydraulic schematic diagram of former all-hydraulic sleeve pipe centering guide machine;
Figure 13 B is the hydraulic schematic diagram with all-hydraulic sleeve pipe centering guide machine of safety device.
The implication of the label symbol in the above-mentioned accompanying drawing is: 1-dolly bottom stopping means, 2-centering guide machine frame, 3-hydraulic pressure elevator assembly, 4-lift cart assembly, the disconnected rope brake of 5-band running block, the 5-1-keep plate, 5-2-keep plate bearing pin, 5-3-keep plate otic placode, 5-4-keep plate dial axis, the 5-5-extension spring, the 5-6-lifting tackle, 5-7-lifting tackle otic placode, 5-8-lifting tackle axle, 5-9-car frame, 6-rope winding jib assembly, 7-lifting wire rope, 8-guide wheel units, the 9-fixed pulley assembly, 10-fall arrest otic placode, the big arm of 11-foreign side cover, the big arm lifting of 12-cylinder (or claims: elevating ram), 13-one-level blade assemblies, 14-secondary supporting plate, 15-binding clip oscillating oil cylinder, the big arm telescoping cylinder of 16-, 17-telescopic assembly, 18-manipulator chucking cylinder, 19-slide hinge, 20-link assembly, the 21-mechanical arm assembly, the 22-apply device, the descending collision block of 1-1 dolly, 1-2 bottom limit valve, 1-3 controls oil pipe, 2-1 rack rail, 3-1 do not have the brake hydraulic motor, 3-2 elevator bearing, 3-3 elevator cylinder, 3-4 strap brake hydraulic motor, otic placode behind the 4-1 lifting cylinder, 5-1 keep plate, 5-2 keep plate bearing pin, 5-3 keep plate otic placode, 5-4 keep plate dial axis, the 5-5 extension spring, the 5-6 lifting tackle, 5-7 lifting tackle otic placode, 5-8 lifting tackle axle, the 8-1 nut, the 8-2 wheel shaft, the 8-3 swivel nut, the 8-4 bearing, 8-5 axle collar 8-6 directive wheel, the 8-7 screw, 8-8 directive wheel gland, 11-1 connects otic placode, the former welding of 11-2 foreign side cover, 11-3 lifting otic placode, 11-4 square tube foreign side cover, the 21-1 mainboard, the 21-2 bolt, the 21-3 finger tip, 22-1 motor start switch, 22-2 pumping plant starter motor, 22-3 multipath hydraulic operation valve, 22-4 oil pump group, the 22-5 casing, the 22-6 heater.
The specific embodiment
Figure 1A is the all-hydraulic sleeve pipe centering guide machine structural representation with safety device.As Figure 1A, shown in Figure 1B, a kind of all-hydraulic sleeve pipe centering guide machine with safety device comprises centering guide machine frame (2), hydraulic pressure elevator assembly (3), lift cart assembly (4), rope winding jib assembly (6), lifting wire rope (7), guide wheel units (8), fixed pulley assembly (9), big arm foreign side cover (11), big arm lifting cylinder (12), one-level blade assemblies (13), secondary supporting plate (14), binding clip oscillating oil cylinder (15), big arm telescoping cylinder (16), telescopic assembly (17), manipulator chucking cylinder (18), slide hinge (19), connecting rod (20), mechanical arm assembly (21) and apply device (22) are formed.Described centering guide machine frame (2) is made of two i iron that are parallel to each other.One side at i iron is connected i iron by 4 sections channel-section steels, makes i iron form one group of guide rail.Its top is provided with fixed pulley group (9), and the bottom is provided with the supporting leg that connects hydraulic pressure elevator assembly (3).The lift cart assembly (4) that has roller can vertically move in centering guide machine frame (2), and the top of lift cart assembly (4) is provided with the running block (5) of the disconnected rope of band brake gear.Its front upper is connected with rotatable 90 ° big arm foreign side's cover (11), socket telescopic assembly (17) wherein, big arm telescoping cylinder (16) can make telescopic assembly (17) seesaw together with one-level blade assemblies (13), one-level blade assemblies (13) is provided with the secondary supporting plate (14) that can swing thereon, which is provided with mechanical arm assembly (21), one-level blade assemblies (13) is provided with binding clip oscillating oil cylinder (15) with the side of secondary supporting plate (14).Described big arm lifting cylinder (12) is located between big arm foreign side's cover (11) and the lift cart assembly (4), lifting wire rope (7) passes driving wheel assembly (5), fixed pulley assembly (9) back one end is fixed on the cylinder of hydraulic pressure elevator assembly (3), and the other end is fixed on the fixed pulley assembly (9) of centering guide machine frame (2) upper end.The support of hydraulic pressure elevator assembly (3) fixes with the lower support of positive machine frame (2), and the hydraulic line of apply device (22) is communicated with hydraulic motor (3-4), big arm lifting cylinder (12), big arm telescoping cylinder (16), binding clip oscillating oil cylinder (15) and manipulator chucking cylinder (17).Be provided with dolly assembly (4) decline stopping means (1), disorder cable when being used to prevent the elevator lay winding wire ropes in the bottom of centering guide machine frame (2).Be provided with the lift cart assembly (4) that constitutes with channel-section steel in guide rail, respectively there are two rollers the both sides of lift cart assembly (4), and roller can roll in the guide rail of centering guide machine frame (2).The front upper of described lift cart assembly (4) is provided with the otic placode that connects the big arm of machinery, and has additional manual board connection otic placode, and the top is provided with the movable pulley assembly (5) that promotes having of lift cart of disconnected rope braking mechanism.
The described frame lower outside is fixed with hydraulic pressure elevator group 3, the lifting wire rope 7 that the cylinder of hydraulic pressure elevator assembly 3 is wrapped on the cylinder when rotating can pass through rope winding jib assembly 6, and guide wheel units 8, fixed pulley assembly 9 and the movable pulley that has on the movable pulley 5 of disconnected rope brake gear are controlled the dolly lifting.The front upper part of lift cart is provided with the connection otic placode, be hinged with the big arm foreign side cover made from box section 11 with pin on it, be connected with big arm elevating ram 12 with pin between the affixed otic placode on the below otic placode of big arm foreign side cover 11 and the lift cart 4, when big arm elevating ram 12 is withdrawn, big arm foreign side cover 11 falls parallel with frame, when big arm elevating ram 12 all stretched out, big arm foreign side cover 11 became 90 ° with frame.Be set with the box section that is welded into steel plate in the big arm foreign side cover 11, telescopic assembly 17 can overlap in 11 in foreign side and slide, and big arm telescoping cylinder 16 is housed in the telescopic 17.One end of big arm telescoping cylinder 16 links to each other together with the otic placode 13-1 below one-level blade assemblies 13 front ends with the front end of telescopic assembly 18 with pin.The other end is fixed on the big arm foreign side cover 11 with pin.The rear end of one-level blade assemblies 13 is connected after-frame with fulcrum above big arm foreign side cover 11 by the elongated slot of opening on big arm foreign side cover 11 with telescopic assembly 17, make one-level blade assemblies 13 seesaw with telescopic assembly 17.The front end of one-level blade assemblies 13 is fan-shaped, which is provided with secondary supporting plate 14, the rear portion of secondary supporting plate 14 is connected with one-level supporting plate 13 with pin, its front end can be stuck in the upward swing of fan-shaped head of one-level supporting plate 13 front ends by last bottom roller, the side of secondary blade assemblies 14 is provided with the connection otic placode, connect on the otic placode and be connected with binding clip oscillating oil cylinder 15, the afterbody of oscillating oil cylinder 15 is connected on the otic placode of one-level supporting plate 13 sides with pin, when binding clip oscillating oil cylinder 15 stretched, secondary supporting plate 14 can be around the pin swing at its rear portion.Fixed ear base and guide rail on the secondary supporting plate 14, ear seat are connected with manipulator chucking cylinder 18, and slide hinge 19 is housed in the guide rail, and connecting rod 20 is housed on the slide hinge 19, and connecting rod 20 other ends are equipped with manipulator 21, and the run-on point of manipulator 21 and secondary supporting plate 14 are hinged.Chucking cylinder 18 is connected between ear seat and the slide hinge 19, when chucking cylinder 18 stretches, can drive mechanical arm assembly 21 and do open and close movement, thereby formation is to the pine card of sleeve pipe.
Apply device 22 is provided with system pressure table, multipath hydraulic operation valve, multipath hydraulic operation valve carries out motion control with hoist motor, big arm lifting cylinder 12, telescoping cylinder 16, oscillating cylinder 15 and chucking cylinder 18 by oil pipe, with reach the height of adjusting big arm, arm rises and falls, moves forward and backward, swings and the purpose of manipulator folding greatly.
Fig. 2 a is the disconnected rope brake gear structural representation with all-hydraulic sleeve pipe centering guide machine of safety device.Fig. 2 b is the part drawing with sequence number 5-8 in the disconnected rope of the all-hydraulic sleeve pipe centering guide machine brake gear of safety device; Fig. 2 c is the part drawing with sequence number 5-1 in the disconnected rope brake gear of all-hydraulic sleeve pipe centering guide machine of safety device; Described disconnected rope brake gear is made up of keep plate 5-1, keep plate bearing pin 5-2, keep plate otic placode 5-3, keep plate dial axis 5-4, extension spring 5-5, lifting tackle 5-6, lifting tackle otic placode 5-7, lifting tackle axle 5-8, the 5-9 of car frame.Hoisting rope promotes dolly by lifting tackle 5-6, keep plate 5-1 is hinged by keep plate bearing pin 5-2 and keep plate otic placode, keep plate 5-1 can be around the bearing pin rotation, keep plate 5-1 left end has the braking dental lamina, right-hand member has allocating slot (Fig. 2 c), allocating slot is connected with the lifting tackle axle by keep plate dial axis 5-4, when keep plate 5-1 rotates, the keep plate dial axis can slide in the keep plate allocating slot, be equipped with on the lifting tackle bearing pin 5-8 on 3 lifting tackle 5-6 lifting tackle otic placode 5-7 and have microscler chute (Fig. 2 b), lifting tackle axle 5-8 has in the chute that is through lifting otic placode 5-7, respectively there is an extension spring at lifting tackle axle two ends simultaneously, and lifting tackle axle and lifting tackle are pulled near dolly.In the time of in wire rope is through the lifting tackle group, the pulling force that makes the lifting tackle group overcome extension spring 5-5 in the chute of lifting tackle otic placode owing to the action of gravity slip that makes progress is near the upper end of chute.Keep plate finger 5-4 on the lifting tackle pivot pin, keep plate 5-1 is rotated counterclockwise, braking dental lamina and rail web that keep plate 5-1 goes up left end have certain clearance, because dolly exists all the time with the mechanical gravity of arm greatly, this gap exists all the time when wire rope is intact.Behind wire cable rupture, because the effect of extension spring and assembly pulley gravity makes lifting tackle axle 5-8 along moving down in the chute of lifting tackle otic placode 5-7, keep plate finger 5-4 on the lifting tackle pivot pin, keep plate 5-1 is turned clockwise, and keep plate 5-1 goes up the braking dental lamina incision rail web of left end and forms braking.Like this, when the unexpected fracture of lifting wire rope, disconnected rope brake gear can make the downslide of dolly be no more than predetermined distance, for example, is no more than 300 millimeters.
Fig. 3 is the lower caging device structural representation with all-hydraulic sleeve pipe centering guide machine of safety device.Fig. 4 is the lower limit hydraulic schematic diagram with all-hydraulic sleeve pipe centering guide machine of safety device.As shown in Figure 3 and Figure 4, described lower caging device 1 is a kind of fluid pressure type stopping means, and its function is that restriction centering guide machine lift cart is descending, prevents the elevator disorder cable of lifting truck.The spacing collision block 1-1 that mainly operates valve 1-2, hydraulic line 1-3 by two position four-way hydraulics and be installed on the lift cart 4 forms.Two position four-way hydraulics operation valve 1-2 is installed on the crossbeam of frame 2, putting rope when 3 counter-rotatings of elevator cylinder makes lift cart descending, when being installed in spacing collision block 1-1 on the lift cart 4 and running into the control stick of two position four-way hydraulics operation valve 1-2, hydraulic control valve 1-2 will cut off to the oil circuit in the hydraulic oil pipe 1-3 of fluid motor 3-4 fuel feeding, the elevator cylinder is run out of steam stop operating and brake, thereby reach the purpose that prevents disorder cable.Former centering guide machine is having under the situation of pressure, after testing, when applying 600 kilograms power downwards for the big arm of machinery, the big arm of machinery can not move down yet, but when not having oil pressure, because the minute leakage of fluid motor inside, the big arm of machinery just has small moving down, time one is long, and its amount of movement is also considerable, might influence other drilling well work.According to this phenomenon, change former not band brake functional liquid motor the fluid motor of band brake function into, both solved the problem that moves under the big arm of above-mentioned machinery, again can be immediately with big arm location after kinetic energy is lost.
Fig. 5 A is the hydraulic pressure elevator schematic diagram of former all-hydraulic sleeve pipe centering guide machine.Fig. 5 B is the hydraulic pressure elevator schematic diagram with all-hydraulic sleeve pipe centering guide machine of safety device.Fluid motor 3-1 shown in Fig. 5 A is a kind of fluid motor of brakeless, fluid motor 3-4 shown in Fig. 5 B is the fluid motor of unpowered braking, be actually a kind of unpowered brake gear, when hydraulic motor 3-4 does not have driving force, work by the mechanical device that is contained in hydraulic motor inside, the output shaft of hydraulic motor 3-4 can not be rotated.The output shaft of hydraulic motor 3-4 and elevator cylinder 3-3 are connected, and elevator cylinder two ends are supported by supporting seat 3-2, and can rotate in supporting seat by the bearing in the supporting seat 3-2, and the shell of hydraulic motor and supporting seat 3-2 are connected, and supporting seat 3-2 and base plate are connected.When the output shaft of hydraulic motor 3-4 rotates, can drive cylinder 3-3 rotation, as hydraulic motor 3-4 during owing to unpowered being braked, cylinder 3-3 is owing to the braking of hydraulic motor 3-4 is stopped the rotation.Described hydraulic motor also can use electro-motor or air motor, thereby reaches the purpose that makes lift cart out of service.
Fig. 6 is the manipulator swing arrangements for speed regulation structural representation with all-hydraulic sleeve pipe centering guide machine of safety device.As shown in Figure 6, it is a kind of hydraulic system arrangements for speed regulation.(this device is arranged in the apply device) is made up of yaw oil cylinder 15, pressure oil circuit pipeline 15-4, manual operating valve 3-3.5, flow speed control valve 15-2 and oil pipeline 15-1.Back key seat 13-2 and 13 welding of one-level supporting plate, preceding key seat 14-1 and 14 welding of secondary supporting plate, secondary supporting plate 14 can rotate on one-level supporting plate 13 around its rear axle, oscillating oil cylinder 15 usefulness pins are connected on back key seat 13-2 and the preceding key seat 14-1, when oscillating oil cylinder 15 is stretched or contracted, secondary supporting plate 14 is swung on one-level supporting plate 13 around its rear axle.Flow speed control valve 15-2 can control the hydraulic fluid flow rate in the pressure oil pipe, reaches the control to the stretching speed of oscillating oil cylinder 15.Thereby reach the control that manipulator is swung.
Fig. 7 A is the apply device structural representation of former all-hydraulic sleeve pipe centering guide machine.Fig. 7 B is the apply device structural representation with all-hydraulic sleeve pipe centering guide machine of safety device.Fig. 7 B is a kind of apply device that carries Hydraulic Station: mainly contain pumping plant starter motor 22-2, oil pump group 22-4, motor start switch 22-1, multipath hydraulic operation valve 22-3, casing 22-5 and heater 22-6 and form.Making fuel tank top by steel plate is equipped with motor 22-2 motor 22-2 and is connected with oil pump group 22-4, oil pump group 22-4 pressure hydraulic fluid port is operated valve 22-3 UNICOM with pipeline with itself and multipath hydraulic, pressure meter is connected on the pressure piping, and the inlet port of oil pump group 22-4 is deep into below the interior hydraulic pressure pasta of fuel tank.During work, opening switch 22-1 starts motor 22-2, motor 22-2 drives oil pump 22-4 running, oil pump converts the hydraulic oil in the fuel tank 22-5 hydraulic oil to and hydraulic oil directly is sent to multipath hydraulic operation valve 22-3, distributes through the difference of multipath hydraulic operation valve 22-3 and respectively different hydraulic mechanisms is controlled.
Its advantage is:
A. reduced hydraulic line and pipeline energy loss,
Not worked alone by the influence of other hydraulic test,
C. compact conformation has reduced the occupation of land space,
D. when not using centering guide machine, can be other hydraulic test kinetic energy is provided.
Fig. 8 A is the stretching structure schematic diagram of the big arm of machinery of former all-hydraulic sleeve pipe centering guide machine.Fig. 8 B is the mechanical stretching structure schematic diagram of arm greatly with all-hydraulic sleeve pipe centering guide machine of safety device.Shown in Fig. 8 B, big arm foreign side cover 11, telescopic oil cylinder 16, the telescopic assembly 17 that is welded into, one-level supporting plate 13 that the big arm telescoping mechanism of machinery is made by square tube are connected otic placode 13-1 with the one-level supporting plate and form.The afterbody of telescopic oil cylinder 16 overlaps 11 with big arm foreign side and is connected, the otic placode of the expansion link head of telescopic oil cylinder 16 and telescopic assembly 18 front portions is connected with the affixed otic placode 13-1 of one-level supporting plate, the elongated slots with above the logical big arm of the fulcrum foreign side cover 11 of one-level supporting plate 13 link to each other with the rear portion of telescopic assembly 17 after-frame in big arm foreign side overlap 11 above.When telescopic oil cylinder 16 stretches, telescopic assembly 17 is slided in big arm foreign side cover 11, drive one-level supporting plate 13 simultaneously and move, one-level supporting plate 13 is provided with card pipe manipulator, and manipulator can carry out the front and back adjustment to the sleeve pipe that it blocked.Its main feature is the length that has shortened mechanical big arm configuration, can use and open on the derrick of crotch for a short time.
Fig. 9 A is the lifting schematic diagram of the big arm of machinery of former all-hydraulic sleeve pipe centering guide machine.Fig. 9 B is the mechanical lifting schematic diagram of arm greatly with all-hydraulic sleeve pipe centering guide machine of safety device.The all-hydraulic sleeve pipe centering guide machine with safety device shown in Fig. 9 B has changed the artificial lifting way of mechanical big arm: the structure of the big arm lifting of machinery by the big arm of machinery foreign side cover 11, big arm lifting otic placode 11-1 elevating ram 12, and form with lifting otic placode 4-1 that lift cart 4 welds.The afterbody of elevating ram 12 is connected with otic placode 4-1 by pin, the expansion link head of elevating ram 12 is the big arm lifting otic placode 11-1 engaging lug on the big arm of machinery foreign side cover 11 by pin and weldment, the big arm 11 of machinery and lift cart vehicle frame 4 connect with pin with the otic placode that is connected separately, the big arm 11 of machinery can rotate around bearing pin, when the expansion link of elevating ram 12 stretches out, the big arm 11 of machinery can be lifted 90 °, when the expansion link of elevating ram 12 is withdrawn, the big arm 11 of machinery can be fallen.Structure after the improvement is adjusted after as calculated the tie point of elevating ram 12, makes that lifting speed is slack-off and it is very steady to seem, obtains best lifting effect.
Figure 10 A is the big arm configuration schematic diagram of the machinery of former all-hydraulic sleeve pipe centering guide machine; Figure 10 B is the big arm configuration schematic diagram of machinery with all-hydraulic sleeve pipe centering guide machine of safety device; Figure 10 C is the side direction view of the big arm configuration of machinery of former all-hydraulic sleeve pipe centering guide machine; Figure 10 D is the side direction view with big arm configuration of all-hydraulic sleeve pipe centering guide machine machinery of safety device; As Figure 10 B and Figure 10 D, shown in, the big arm configuration of the machinery of Figure 10 B has changed the structure of mechanical big arm foreign side cover: the big arm foreign side of the machinery cover of being made by box section 11, connect otic placode 11-3, the cover 11-2 of foreign side and lifting otic placode 11-1 constitutes.The cover 11-2 of the big arm foreign side of the machinery of the former centering guide machine shown in Figure 10 A, Figure 10 C is formed by the steel plate weldment, makes that the cover distortion of big arm foreign side is big, and the production work amount is big and profile is not attractive in appearance.After adopting the rectangular steel tube 11-5 shown in Figure 10 D as the big cover 11-2 of arm foreign side, not only solve the problems referred to above, also improved production efficiency.
Figure 11 A is the constructional drawing of the manipulator of former all-hydraulic sleeve pipe centering guide machine, Figure 11 B is the constructional drawing of manipulator with all-hydraulic sleeve pipe centering guide machine of safety device, Figure 11 C is the lateral view of the manipulator of former all-hydraulic sleeve pipe centering guide machine, and Figure 11 D is the lateral view of manipulator with all-hydraulic sleeve pipe centering guide machine of safety device.Former manipulator shown in Figure 11 A, Figure 11 C is made up of mainboard 21-1, bolt 21-2 and finger tip 21-3.The structural change of the manipulator shown in Figure 11 B, Figure 11 D composition of manipulator: with bolt 21-2 cancellation, mainboard 21-1 and finger tip 21-3 are welded.Improved manipulator has increased bonding strength. reduce the high-altitude part that comes off, simultaneously, improved production efficiency.
Figure 12 A is the structural representation of the dolly directive wheel of former all-hydraulic sleeve pipe centering guide machine.Shown in Figure 12 A, former dolly directive wheel is by nut 4-2, wheel shaft 4-3, swivel nut 4-4, bearing 4-8, collar 4-7, and guide roller 4-9 forms.Weldment has swivel nut 4-4 in the car frame 4, in the guide roller wheel 4-9 bearing 4-8 is housed, and the left end of wheel shaft 4-3 is processed with screw thread, and wheel shaft 4-3 passes bearing 8-4 and is screwed on the swivel nut 4-4.Adjust the position of wheel shaft 4-3 on swivel nut 4-4 by precession or back-out wheel shaft 4-3, can realize adjusting the gap between directive wheel 4-9 and the guide rail 2.Nut 4-2 after to be adjusted the finishing locks wheel shaft 4-3.Because car frame 4 may be offset, rack rail 2 may be out of shape, and might cause directive wheel 8-6 to come off.
Figure 12 B is the structural representation of dolly directive wheel with all-hydraulic sleeve pipe centering guide machine of safety device: shown in Figure 12 B, with the alteration of form of wheel shaft 4-3, collar 4-7 is moved to the right-hand member overstriking of the inboard of bearing 4-8 with wheel shaft 4-3 after the improvement.Bearing 4-8 is moved in the position of guide roller 4-9, and install gland 4-7 and hold-down bolt 4-5 to wheel additional on the 4-9 at guide roll, to limit bearing 8-4 in the axial displacement of guide roll in wheel 4-9, simultaneously because the overstriking of wheel shaft 4-3 right-hand member and the effect of collar, limited the displacement of bearing 8-4 on wheel shaft 8-2, both guaranteed the adjustment of directive wheel, strengthened the stability of directive wheel again, successful solution the problems referred to above.
Figure 13 A is the hydraulic schematic diagram of former all-hydraulic sleeve pipe centering guide machine.It is stand-by that the pressure oil that is provided by the integrated hydraulic station of raised platform around a well face enters the five cover pressure hydraulic fluid port P that are assigned to multipath hydraulic operation valve 22-3 respectively through the P mouth, when the handle of multipath hydraulic operation valve 22-3 was in meta and does not have operation, pressure oil backed down overflow valve Y through T mouth pipeline oil sump tank.The controlled hydraulic fluid port A of five couples, the B of multipath hydraulic operation valve 22-3 is connected with the hydraulic fluid port of executing agency elevator assembly 3, elevating ram 12, telescopic oil cylinder 16, card pipe oil cylinder 17 and oscillating oil cylinder 15 respectively, when moving the handle of multipath hydraulic operation valve 22-3, fluid enters into executing agency through multipath hydraulic operation corresponding A of valve 22-3 or B mouth.
Figure 13 B is the hydraulic schematic diagram with all-hydraulic sleeve pipe centering guide machine of safety device.On the hydraulic schematic diagram 13A of former all-hydraulic sleeve pipe centering guide machine, make the flow speed control valve 3-3.5 that installs limit valve 1-2, oscillating oil cylinder 15 on the descending oil circuit of dolly additional, the pressure limiting valve E of card pipe oil cylinder 18 at elevator assembly 3, Hydraulic Station M and corresponding pipeline form.After getting electric rotation, motor 22-2 drives oil pump group 22-4 running, oil pump group 22-4 converts the hydraulic oil in the fuel tank to hydraulic oil and exports from the P mouth, the pressure hydraulic fluid port P that is assigned to each valve of multipath hydraulic operation valve 22-3 is stand-by, when any one handle of multipath hydraulic operation valve is moved, pressure oil is through the multipath hydraulic operation valve corresponding hydraulic fluid port B output of 22-3 (following is example with valve 22-3.1), through joint 10.2, limit valve 1-2 enters fluid motor 3-4, oil return is through the A mouth, multipath hydraulic operation valve 22-3.1, pipeline T oil sump tank, rope is put in 3 rotations of fluid motor running drive elevator makes lift cart 4 descending, when descending collision block 1-1 hits limit valve 1-2, the oil circuit that enters fluid motor 3-4 is cut off, the oil return opening of fluid motor 3-4 and drain tap O connect, fluid motor is oppositely moved multipath hydraulic operation valve 22-3.1 and can be recovered to promote owing to unpoweredly stop operating and brake.The principle of other valve and above principle are basic identical, just do not have limit valve.Choke valve 15-2 is installed on the pressure hydraulic fluid port P of valve 22-3.5 of control oscillating oil cylinder 15, thereby reaches the speed of control oscillating oil cylinder 15 with the flow that adjustment enters oscillating oil cylinder 15.On the chucking oil circuit of manipulator chucking oil cylinder 17, pressure limiting valve E is installed,, prevents from casing clamp is out of shape with the clamping force of limit mechanical hand.
The above-mentioned specific embodiment with all-hydraulic sleeve pipe centering guide machine of safety device just is provided with disconnected rope brake gear from the top of centering guide machine lift cart assembly, is provided with dolly assembly decline stopping means in the bottom of centering guide machine frame, in case disorder cable during the elevator lay winding wire ropes, replace at the fluid motor place of former not band brake function the band brake function fluid motor, make the aspects such as alteration of form of the wheel shaft of directive wheel improve the security reliability of all-hydraulic sleeve pipe centering guide machine, be described.Those skilled in the art can be according to the enlightenment of such scheme, the shape of the wheel shaft of disconnected rope brake gear, decline stopping means, directive wheel etc. is changed, and the technical scheme that improves the security reliability of all-hydraulic sleeve pipe centering guide machine does not break away from aforesaid right claim restricted portion yet.
Claims (13)
1, a kind of all-hydraulic sleeve pipe centering guide machine with safety device, comprise centering guide machine frame (2), hydraulic pressure elevator assembly (3), lift cart assembly (4), rope winding jib assembly (6), lifting wire rope (7), guide wheel units (8), fixed pulley assembly (9), big arm foreign side cover (11), big arm lifting cylinder (12), one-level blade assemblies (13), secondary supporting plate (14), binding clip oscillating oil cylinder (15), big arm telescoping cylinder (16), telescopic assembly (17), manipulator chucking cylinder (18), slide hinge (19), connecting rod (20), mechanical arm assembly (21) and apply device (22) are formed, it is characterized in that: described centering guide machine frame (2) is made of two i iron that are parallel to each other, one side at i iron is connected i iron by 4 sections channel-section steels, make i iron form one group of guide rail, its top is provided with fixed pulley group (9), the bottom is provided with the supporting leg that connects hydraulic pressure elevator assembly (3), the lift cart assembly (4) that has roller can vertically move in centering guide machine frame (2), the top of lift cart assembly (4) is provided with the running block (5) of the disconnected rope of band brake gear, its front upper is connected with rotatable 90 ° big arm foreign side's cover (11), socket telescopic assembly (17) wherein, big arm telescoping cylinder (16) can make telescopic assembly (17) seesaw together with one-level blade assemblies (13), one-level blade assemblies (13) is provided with the secondary supporting plate (14) that can swing thereon, which is provided with mechanical arm assembly (21), one-level blade assemblies (13) is provided with binding clip oscillating oil cylinder (15) with the side of secondary supporting plate (14), described big arm lifting cylinder (12) is located between big arm foreign side's cover (11) and the lift cart assembly (4), lifting wire rope (7) passes driving wheel assembly (5), fixed pulley assembly (9) back one end is fixed on the cylinder of hydraulic pressure elevator assembly (3), the other end is fixed on the fixed pulley assembly (9) of centering guide machine frame (2) upper end, the support of hydraulic pressure elevator assembly (3) fixes with the lower support of positive machine frame (2), and the hydraulic line of apply device (22) is with hydraulic motor (3-4), big arm lifting cylinder (12), big arm telescoping cylinder (16), binding clip oscillating oil cylinder (15) and manipulator chucking cylinder (17) are communicated with.
2, the all-hydraulic sleeve pipe centering guide machine with safety device according to claim 1, it is characterized in that: be provided with the stopping means (1) that makes lift cart assembly (4) descend and stop in the bottom of centering guide machine frame (2), disorder cable when being used to prevent the elevator lay winding wire ropes.
3, the all-hydraulic sleeve pipe centering guide machine with safety device according to claim 1 and 2, it is characterized in that: in guide rail, be provided with the lift cart assembly (4) that constitutes with channel-section steel, the both sides of lift cart assembly (4) respectively are provided with two rollers, roller can roll in the guide rail of centering guide machine frame (2), the front upper of described lift cart assembly (4) is provided with the otic placode that connects the big arm of machinery, and having additional manual board connection otic placode, its top is provided with the movable pulley assembly (5) that promotes having of lift cart of disconnected rope braking mechanism.
4, all-hydraulic sleeve pipe centering guide machine with safety device according to claim 3, it is characterized in that: the keep plate of described disconnected rope brake gear (5-1) is connected with lift cart assembly (4) with keep plate bearing pin (5-2) and goes up in the fixed keep plate otic placode (5-3), one end of keep plate (5-1) has the braking tooth that increases frictional force, the other end has the groove that makes its rotation, lifting tackle axle (5-8) is being gone up three lifting tackles (5-6) cross-under in the fixed lifting tackle otic placode (5-7) with lift cart assembly (4), have elongated slot in the lifting tackle otic placode (5-7), lifting tackle (5-6) is moved up and down, the two ends of lifting tackle axle (5-8) have groove, one end of keep plate otic placode (5-3) fluting is inserted wherein, and they are connected with keep plate dial axis (5-4), the two ends of lifting tackle axle (5-8) are with extension spring (5-5), extension spring (5-5) other end is connected on the lift cart assembly (4), under the effect of extension spring (5-5), lifting tackle (5-6) slides to the lower end of lifting tackle otic placode (5-7) groove and brakes.
5, the all-hydraulic sleeve pipe centering guide machine with safety device according to claim 4 is characterized in that: described decline stopping means is made up of with the hydraulic line (1-3) of hydraulic motor the two position four-way hydraulics operations valve (1-2) that is fixed on centering guide machine frame (2) lower end, the spacing collision block (1-1) and the UNICOM's two position four-way hydraulics operation valves (1-2) that are installed on the lift cart (4).
6, all-hydraulic sleeve pipe centering guide machine with safety device according to claim 5, it is characterized in that: described big arm foreign side's cover (11-2) is made by rectangular steel tube (11-5), socket telescopic assembly (17) in its front end, the interior suit telescopic oil cylinder of telescopic assembly (17) (16), the afterbody of telescopic oil cylinder (16) is connected with the rear portion of big arm foreign side cover (11), the expansion link head of telescopic oil cylinder (16) and telescopic assembly (17) anterior and with the one-level supporting plate on the affixed otic placode (13-1) that is connected be connected, the rear portion of one-level supporting plate (13) is connected with the rear portion of telescopic assembly (17) by the elongated slot on big arm foreign side cover (11) top, makes it above (11) are overlapped by big arm foreign side.
7, all-hydraulic sleeve pipe centering guide machine with safety device according to claim 6, it is characterized in that: described one-level supporting plate (13) is provided with secondary supporting plate (14), the rear portion of secondary supporting plate (14) is connected with one-level supporting plate (13) with pin, front end is stuck on the fan-shaped head of one-level supporting plate (13) front end by last bottom roller, its side is provided with the binding clip oscillating oil cylinder (15) that makes its swing, swing for mechanical arm assembly (21), the other end of binding clip oscillating oil cylinder (15) is connected with pin with the side of one-level supporting plate (13), the front end of secondary supporting plate (14) is provided with mechanical arm assembly (21), mechanical arm assembly (21) links to each other by the front portion of pin with secondary supporting plate (14), and mechanical arm assembly (21) is rotated around pin, manipulator chucking cylinder (18) rear portion links to each other with level supporting plate (14), front end connects the slide hinge (19) that can move along the guide rail that is located on the secondary supporting plate (14), connecting rod (20) one ends link to each other with slide hinge (19) with pin, and the other end links to each other with pin with another hole of manipulator.
8, the all-hydraulic sleeve pipe centering guide machine with safety device according to claim 7, it is characterized in that: described all-hydraulic sleeve pipe centering guide machine with safety device further comprises manipulator swing arrangements for speed regulation, described swing arrangements for speed regulation are a kind of hydraulic system arrangements for speed regulation, be made up of yaw oil cylinder (15), pressure oil circuit pipeline (15-4), flow speed control valve (15-2) and oil pipeline (15-1), described flow speed control valve (15-2) is arranged in the apply device.
9, the all-hydraulic sleeve pipe centering guide machine with safety device according to claim 8 is characterized in that: the artificial lifting way of the big arm of described machinery by the upper end of elevating ram (12) be connected with the elevating ram upper ear plate (11-1) that is fixed in big arm foreign side cover (11) front end, its underpart links to each other with pin with oil cylinder lower ear plate (4-1) on being fixed in lift cart (4).
10, the all-hydraulic sleeve pipe centering guide machine with safety device according to claim 9, it is characterized in that: described apply device is a kind of apply device that carries Hydraulic Station: by motor start switch (22-1), motor (22-2) and the oil pump group (22-4) that is connected on the output shaft of motor (22-2), multipath hydraulic operation valve (22-3), fuel tank (22-5), their pipeline of heater (22-6) and UNICOM is formed.
11, the all-hydraulic sleeve pipe centering guide machine with safety device according to claim 10, it is characterized in that: described roller structure is the interior bearing set of roller (4-7) (4-5), gland (4-9) is fixed on the roller (4-7) with screw (4-8), the interior suit roller shaft of bearing (4-5) (4-3), axle is stuck in the inboard of bearing (4-5) with restriction bearing moving on axle with collar (4-6), roller shaft (4-3) be tightened in the affixed swivel nut (4-4) of lift cart (4) on, and with nut (4-2) with its locking.
12, the all-hydraulic sleeve pipe centering guide machine with safety device according to claim 11, it is characterized in that: the cylinder of hydraulic pressure elevator assembly (3) with have kinetic energy and lose self-stopping hydraulic motor (3-4) and link to each other, elevator support (3-2) is fixed on the following supporting leg of centering guide machine frame (2).
13, the all-hydraulic sleeve pipe centering guide machine with safety device according to claim 12 is characterized in that: described manipulator is welded by mainboard (21-1) and finger tip (21-3), so that increase the bonding strength of manipulator, and reduces the high-altitude part that comes off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201402187U CN201314203Y (en) | 2008-10-15 | 2008-10-15 | Fully hydraulic casing centralizer with safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201402187U CN201314203Y (en) | 2008-10-15 | 2008-10-15 | Fully hydraulic casing centralizer with safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201314203Y true CN201314203Y (en) | 2009-09-23 |
Family
ID=41125996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201402187U Expired - Fee Related CN201314203Y (en) | 2008-10-15 | 2008-10-15 | Fully hydraulic casing centralizer with safety device |
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| Country | Link |
|---|---|
| CN (1) | CN201314203Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101824920A (en) * | 2010-04-13 | 2010-09-08 | 辽宁省电力有限公司盘锦供电公司 | Low piezoelectric bar centralizing bracket |
| CN105507826A (en) * | 2016-01-19 | 2016-04-20 | 江苏省无锡探矿机械总厂有限公司 | Righting device for detachable long-stroke tower |
| CN106482966A (en) * | 2016-12-05 | 2017-03-08 | 天津威衡自动化科技有限公司 | Electric bicycle car load detecting system |
| CN107676048A (en) * | 2017-11-22 | 2018-02-09 | 宝鸡石油机械有限责任公司 | A kind of hydraulic casing stabbing board |
-
2008
- 2008-10-15 CN CNU2008201402187U patent/CN201314203Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101824920A (en) * | 2010-04-13 | 2010-09-08 | 辽宁省电力有限公司盘锦供电公司 | Low piezoelectric bar centralizing bracket |
| CN105507826A (en) * | 2016-01-19 | 2016-04-20 | 江苏省无锡探矿机械总厂有限公司 | Righting device for detachable long-stroke tower |
| CN105507826B (en) * | 2016-01-19 | 2018-01-02 | 江苏省无锡探矿机械总厂有限公司 | One kind can shirk long stroke pylon erection device |
| CN106482966A (en) * | 2016-12-05 | 2017-03-08 | 天津威衡自动化科技有限公司 | Electric bicycle car load detecting system |
| CN107676048A (en) * | 2017-11-22 | 2018-02-09 | 宝鸡石油机械有限责任公司 | A kind of hydraulic casing stabbing board |
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