CN111717825A - Hydraulic lifting equipment's for oil-well rig pulley structure - Google Patents
Hydraulic lifting equipment's for oil-well rig pulley structure Download PDFInfo
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- CN111717825A CN111717825A CN202010605602.5A CN202010605602A CN111717825A CN 111717825 A CN111717825 A CN 111717825A CN 202010605602 A CN202010605602 A CN 202010605602A CN 111717825 A CN111717825 A CN 111717825A
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- pulley
- guide
- buffering
- plate
- seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/36—Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Pulleys (AREA)
Abstract
The invention discloses a pulley structure of hydraulic lifting equipment for an oil drilling machine, which comprises a pulley main body, a pulley bracket, a pulley seat, a buffering guide mechanism, a first height adjusting mechanism, a second height adjusting mechanism, a supporting bottom plate, a first buffering structure, a second buffering structure and an auxiliary guide wheel structure, wherein the buffering guide mechanism is arranged, the height of the guide pulley is adjusted by the arranged first height adjusting mechanism and the arranged second height adjusting mechanism, the buffering effect of the guide pulley on a pull rope can be realized by the aid of the arranged first buffering structure and the arranged second buffering structure, the arranged auxiliary guide wheel structure can be abutted against the bottom of the guide pulley by a pushing guide wheel, the rotating force of the guide pulley is improved, so that the guide pulley performs buffering and guiding work on the pull rope passing through the pulley main body, the stress generated when the pull rope works is reduced, and the buffering is realized, prevent the stay cord fracture and prolong its life.
Description
Technical Field
The invention relates to the related field of petroleum drilling machine accessories, in particular to a pulley structure of hydraulic lifting equipment for a petroleum drilling machine.
Background
The oil drilling machine drives the drilling tool to break rock in the oil drilling process, and drill a well hole with a specified depth, so that an oil extraction machine or a gas extraction machine can obtain oil or natural gas. A common petroleum drilling machine mainly comprises eight parts, namely a power machine, a transmission machine, a working machine, auxiliary equipment and the like.
The auxiliary assembly of oil-well rig has hydraulic lifting equipment usually for jack-up promotes work, hydraulic lifting equipment's stay cord when promoting, need cushion with the help of pulley structure, realize laborsaving effect, the life of extension stay cord, and hydraulic lifting equipment is at the during operation, the quick pulley structure upward movement of making a round trip of stay cord, the stress increase of stay cord, and the long-time motion of stay cord, easy-to-draw rope causes wearing and tearing, lead to the fracture of stay cord, influence subsequent promotion work.
Disclosure of Invention
Accordingly, in order to solve the above-mentioned disadvantages, the present invention provides a sheave structure of a hydraulic lifting apparatus for an oil rig.
The invention is realized in such a way, the pulley structure of the hydraulic lifting equipment for the oil drilling machine is constructed, the device comprises a pulley main body, a first pulley shaft lever, a pulley bracket, a pulley seat, a base plate, an external fixed plate, a buffering guide mechanism, a first height adjusting mechanism, a second height adjusting mechanism, a supporting base plate, a first buffering structure, a second buffering structure and an auxiliary guide wheel structure, the middle part of the pulley main body is rotatably connected with the upper middle part of the pulley bracket through the first pulley shaft lever, the pulley seat is integrally formed at the bottom of the pulley bracket and is fixed with the left side of the base plate through the pulley seat, the left end of the base plate is fixed with the middle part of the external fixed plate which can be butted with external hydraulic lifting equipment, the left side and the right side of the buffering guide mechanism are respectively arranged on the supporting base plate through the first height adjusting mechanism and the second height adjusting mechanism, the supporting base plate is fixed with the right, the buffer guide mechanism is characterized in that the front end and the rear end of the buffer guide mechanism are respectively provided with a first buffer structure and a second buffer structure which are connected with a supporting bottom plate and the front end and the rear end of the supporting bottom plate, the auxiliary guide wheel structure is arranged between the first height adjusting mechanism and the second height adjusting mechanism and is connected with the bottom of the buffer guide mechanism, the buffer guide mechanism is composed of a guide pulley, a pulley seat plate and a second pulley shaft rod, the guide pulley is arranged in the middle of the pulley seat plate, the middle of the guide pulley is rotatably connected with the second pulley shaft rod, the two sides of the second pulley shaft rod are connected with the first height adjusting mechanism and the second height adjusting mechanism, and the front end and the rear end of the pulley seat plate are fixedly connected with the.
Preferably, first height adjusting mechanism comprises L template, screw rod, set nut, hand wheel, screw rod seat and compression spring, the horizontal plate body middle part of L template is equipped with the through-hole, through screw rod through connection and by set nut location installation, the vertical plate body middle part of L template passes through the bearing and connects the second pulley axostylus axostyle, screw rod top one end is connected with the hand wheel, and the bearing rotation at bottom one end and screw rod seat middle part is connected, the screw rod seat is fixed mutually with the supporting baseplate, compression spring has been cup jointed in the screw rod outside, L template is connected to the compression spring upper end, and on the bottom connection screw rod seat.
Preferably, first buffer structure comprises positioning guide rod, guide rod seat, roof, sliding sleeve, holding down plate, connection clamp plate, return spring and briquetting, positioning guide rod bottom is fixed mutually with supporting baseplate through the guide rod seat, and the top is connected with the roof, sliding sleeve has been cup jointed in the positioning guide rod outside, the connection of sliding sleeve top is fixed with the holding down plate, both sides are fixed mutually with connection clamp plate one end on the holding down plate, the connection clamp plate other end is fixed mutually with pulley bedplate one side bottom, return spring cup joints in the positioning guide rod outside, the inside briquetting that is equipped with of sliding sleeve, return spring upper end embedding sliding sleeve and briquetting bottom butt, and the bottom meets with the guide rod seat.
Preferably, the auxiliary guide wheel structure comprises a pushing guide wheel, a swinging wheel frame, a guide wheel rotating rod, a swinging rotating shaft, a U-shaped seat, a first baffle, a second baffle and a torsion spring, the pushing guide wheel is arranged on the inner side of the swinging wheel frame and connected with the guide wheel rotating rod through the guide wheel rotating rod, the bottom of the swinging wheel frame is connected with the upper end of the U-shaped seat through the swinging rotating shaft, the bottom of the U-shaped seat is fixed with a supporting base plate, the first baffle and the second baffle are respectively arranged on the rear sides of the swinging wheel frame and the U-shaped seat, the torsion spring is sleeved on the outer side of the middle of the swinging rotating shaft, a rectangular elastic strip at the upper end of the torsion spring is abutted against the inner side surface of the first baffle, and a.
Preferably, the first height adjusting mechanism and the second height adjusting mechanism are of the same structure and are arranged in parallel and symmetrical left and right.
Preferably, the first buffer structure and the second buffer structure are the same structure and are arranged in parallel and symmetrical with each other in front and back.
Preferably, the positioning nut is arranged in an upper and lower double-nut structure.
Preferably, the lower side is established to notch cuttype indent structure in the sliding sleeve, and return spring upper end embedding to sliding sleeve's interior downside notch cuttype indent structure department.
Preferably, the edges of two sides of the pushing guide wheel are arc-shaped angle structures and are embedded and matched with the inner side of the guide pulley.
Preferably, the swing wheel carrier and the U-shaped seat have a swing included angle range through the swing rotating shaft: 30-160 degrees.
The invention has the following advantages: the invention provides a pulley structure of a hydraulic lifting device for an oil rig through improvement, which has the following improvement compared with the same type of devices:
the method has the advantages that: according to the pulley structure of the hydraulic lifting equipment for the oil drilling machine, the buffering guide mechanism is arranged, the guide pulley is used for buffering and guiding the pull rope passing through the pulley main body, so that the stress generated during the operation of the pull rope is reduced, the buffering is realized, the breakage of the pull rope is prevented, and the service life of the pull rope is prolonged.
The method has the advantages that: according to the pulley structure of the hydraulic lifting equipment for the oil drilling machine, the first height adjusting mechanism and the second height adjusting mechanism are arranged and used for adjusting the height of the guide pulley, so that the proper height of the guide pulley can be adjusted conveniently, and the stress generated by the working of the pull rope can be effectively reduced.
The method has the advantages that: according to the pulley structure of the hydraulic lifting equipment for the oil drilling machine, the first buffer structure and the second buffer structure are arranged and used for providing shock absorption and buffering for the guide pulley during working, and the buffering effect of the guide pulley on the pull rope is achieved.
The advantages are that: according to the pulley structure of the hydraulic lifting equipment for the oil drilling machine, the auxiliary guide wheel structure is arranged, the arranged pushing guide wheel is abutted against the bottom of the guide pulley, so that the self-rotation force of the pushing guide wheel pushes the guide pulley to rotate at an accelerated speed, the rotating force of the guide pulley is improved, the guiding buffer force of the pull rope is increased, and the stress is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the installation structure of the buffering guide mechanism of the present invention;
FIG. 3 is a schematic view of a first height adjustment mechanism of the present invention;
FIG. 4 is a schematic view of a first buffer structure according to the present invention;
FIG. 5 is a schematic cross-sectional view of a sliding sleeve according to the present invention;
FIG. 6 is a schematic view of an auxiliary guide wheel according to the present invention;
FIG. 7 is a schematic side view of an auxiliary idler structure according to the present invention.
Wherein: a pulley main body-1, a first pulley shaft lever-2, a pulley bracket-3, a pulley seat-4, a base plate-5, an external fixed plate-6, a buffer guide mechanism-7, a first height adjusting mechanism-8, a second height adjusting mechanism-9, a support base plate-10, a first buffer structure-11, a second buffer structure-12, an auxiliary guide wheel structure-13, a guide pulley-71, a pulley seat plate-72, a second pulley shaft lever-73, an L-shaped plate-81, a screw-82, a positioning nut-83, a hand wheel-84, a screw seat-85, a compression spring-86, a positioning guide rod-111, a guide rod seat-112, a top plate-113, a sliding sleeve-114, a lower press plate-115, a connecting press plate-116, a connecting press plate-6, a buffer guide, A return spring-117, a pressing block-118, a pushing guide wheel-131, a swinging wheel carrier-132, a guide wheel rotating rod-133, a swinging rotating shaft-134, a U-shaped seat-135, a first baffle-136, a second baffle-137 and a torsion spring-138.
Detailed Description
The present invention will be described in detail below with reference to fig. 1 to 7, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-2, the present invention provides a pulley structure of a hydraulic lifting device for an oil rig by improvement, which includes a pulley body 1, a first pulley shaft 2, a pulley bracket 3, a pulley seat 4, a base plate 5, an external fixed plate 6, a buffer guide mechanism 7, a first height adjusting mechanism 8, a second height adjusting mechanism 9, a support base plate 10, a first buffer structure 11, a second buffer structure 12 and an auxiliary guide wheel structure 13, wherein the middle of the pulley body 1 is rotatably connected with the upper middle of the pulley bracket 3 through the first pulley shaft 2, so that the pulley body 1 rotates on the pulley bracket 3 through the first pulley shaft 2, the pulley seat 4 is integrally formed at the bottom of the pulley bracket 3 and is fixed with the upper left side of the base plate 5 through the pulley seat 4, the left end of the base plate 5 is fixed with the middle of the external fixed plate 6 which can be abutted to an external hydraulic lifting device, the left side and the right side of the buffering guide mechanism 7 are respectively installed on a supporting bottom plate 10 through a first height adjusting mechanism 8 and a second height adjusting mechanism 9, the buffering guide mechanism 7 can perform height adjustment through the first height adjusting mechanism 8 and the second height adjusting mechanism 9 on the two sides, the supporting bottom plate 10 is fixed with the right side of the base plate 5, the front end and the rear end of the buffering guide mechanism 7 are respectively provided with a first buffering structure 11 and a second buffering structure 12 which are connected with the front end and the rear end of the supporting bottom plate 10, the buffering guide mechanism 7 can realize buffering effect through the first buffering structure 11 and the second buffering structure 12, an auxiliary guide wheel structure 13 is arranged between the first height adjusting mechanism 8 and the second height adjusting mechanism 9 and is connected with the bottom of the buffering guide mechanism 7, the arranged auxiliary guide wheel structure 13 can be used for pushing a guide pulley 71 in the buffering guide mechanism 7 to rotate, and the rotating force of, the cushioning guiding effect of the guide pulley 71 is increased.
Referring to fig. 2, the present invention provides a pulley structure of a hydraulic lifting device for an oil rig by improving a pulley structure of the hydraulic lifting device, wherein a buffer guide mechanism 7 is composed of a guide pulley 71, a pulley seat plate 72 and a second pulley shaft rod 73, the guide pulley 71 is installed in the middle of the pulley seat plate 72, the middle is rotatably connected through the second pulley shaft rod 73, two sides of the second pulley shaft rod 73 are connected with a first height adjusting mechanism 8 and a second height adjusting mechanism 9, the front and rear ends of the pulley seat plate 72 are connected and fixed with a first buffer structure 11 and a second buffer structure 12, the first height adjusting mechanism 8 and the second height adjusting mechanism 9 are the same structure and are symmetrically arranged in parallel left and right, the parallel arrangement of the first height adjusting mechanism 8 and the second height adjusting mechanism 9 is used for adjusting the height of the buffer guide mechanism 7, the first buffer structure 11 and the second buffer structure 12 are the same structure, and the front and the back are arranged in parallel and symmetrically, and the first buffer structure 11 and the second buffer structure 12 are arranged symmetrically, so that the buffer effect of the buffer guide mechanism 7 is improved.
Referring to fig. 3, the present invention provides a pulley structure of a hydraulic lifting device for an oil rig by improving the pulley structure, wherein a first height adjusting mechanism 8 is composed of an L-shaped plate 81, a screw 82, a positioning nut 83, a hand wheel 84, a screw seat 85 and a compression spring 86, a through hole is provided in the middle of the transverse plate body of the L-shaped plate 81, is connected through a screw rod 82 and positioned and installed by a positioning nut 83, the middle part of the longitudinal plate body of the L-shaped plate 81 is connected with a second pulley shaft rod 73 through a bearing, one end of the top part of the screw rod 82 is connected with a hand wheel 84, one end of the bottom of the support base is rotationally connected with a bearing in the middle of a screw rod seat 85, the screw rod seat 85 is fixed with the support base plate 10, a compression spring 86 is sleeved outside the screw rod 82, the upper end of the compression spring 86 is connected with an L-shaped plate 81, and the bottom is connected with a screw seat 85, and a positioning nut 83 is arranged in an upper and lower double-nut structure and used for positioning and mounting the screw 82.
Referring to fig. 4-5, the present invention provides a pulley structure of a hydraulic lifting apparatus for an oil drilling rig by improvement, wherein a first buffer structure 11 is composed of a positioning guide rod 111, a guide rod seat 112, a top plate 113, a sliding sleeve 114, a lower pressure plate 115, a connecting pressure plate 116, a return spring 117 and a pressure block 118, the bottom of the positioning guide rod 111 is fixed to a supporting base plate 10 through the guide rod seat 112, the top is connected to the top plate 113, the sliding sleeve 114 is sleeved outside the positioning guide rod 111, the top of the sliding sleeve 114 is connected and fixed to the lower pressure plate 115, two sides of the lower pressure plate 115 are fixed to one end of the connecting pressure plate 116, the other end of the connecting pressure plate 116 is fixed to the bottom of one side of the pulley seat plate 72, the return spring 117 is sleeved outside the positioning guide rod 111, the pressure block 118 is disposed inside the sliding sleeve 114, the upper end of the return spring 117 is embedded into the abutting portion, the inner lower side of the sliding sleeve 114 is provided with a stepped concave structure, and the upper end of the return spring 117 is embedded into the stepped concave structure of the inner lower side of the sliding sleeve 114, so that the return spring 117 can be conveniently extended and retracted.
Referring to fig. 6-7, the present invention provides a pulley structure of a hydraulic lifting device for an oil drilling rig by improving an auxiliary guide wheel structure 13, which comprises a push guide wheel 131, a swing wheel frame 132, a guide wheel rotating rod 133, a swing rotating shaft 134, a U-shaped seat 135, a first baffle 136, a second baffle 137 and a torsion spring 138, wherein the push guide wheel 131 is arranged inside the swing wheel frame 132 and connected through the guide wheel rotating rod 133, the bottom of the swing wheel frame 132 is connected to the upper end of the U-shaped seat 135 through the swing rotating shaft 134, the bottom of the U-shaped seat 135 is fixed to a support base plate 10, the first baffle 136 and the second baffle 137 are respectively arranged at the rear sides of the swing wheel frame 132 and the U-shaped seat 135, the torsion spring 138 is sleeved outside the middle of the swing rotating shaft 134, a rectangular elastic strip at the upper end of the torsion spring 138 abuts against the inner side surface of the first baffle 136, and a rectangular elastic strip at the, the two side edges of the pushing guide wheel 131 are arc-shaped angle structures and are embedded and matched with the inner side of the guide pulley 71, so that the pushing guide wheel 131 is embedded and matched with the guide pulley 71 conveniently, and the swing included angle range of the swing wheel frame 132 and the U-shaped seat 135 through the swing rotating shaft 134 is as follows: 30-160 degrees.
Example two
The invention provides a pulley structure of hydraulic lifting equipment for an oil drilling machine through improvement, the bottom of an auxiliary guide wheel structure 13 is fixed with the upper middle part of a supporting bottom plate 10, a rectangular through groove is formed in a plate body in the middle of a pulley seat plate 72, so that the bottom of a guide pulley 71 can penetrate through the rectangular through groove to be connected with a pushing guide wheel 131, the rotating force is improved, a through hole is formed in the middle of a lower pressing plate 115 and penetrates through a positioning guide rod 111, the lower pressing plate 115 can move up and down on the outer side of the positioning guide rod 111, the upper end of the lower pressing plate 115 is abutted against the bottom of a top plate 113, the top plate 113 limits the moving position of the lower pressing plate 115, a groove with the width corresponding to that of the pushing guide wheel 131 is formed in a first baffle 136, the rotating work of the pushing.
The invention provides a pulley structure of hydraulic lifting equipment for an oil drilling machine through improvement, which has the following working principle:
firstly, the middle part of a pulley main body 1 is rotationally connected with the upper middle part of a pulley bracket 3 through a first pulley shaft lever 2, so that the pulley main body 1 rotates on the pulley bracket 3 through the first pulley shaft lever 2, a pulley seat 4 is integrally formed at the bottom of the pulley bracket 3 and is fixed with the upper left side of a base plate 5 through the pulley seat 4, the left end of the base plate 5 is fixed with the middle part of an external fixing plate 6 which can be butted with external hydraulic lifting equipment, the left side and the right side of a buffering guide mechanism 7 are respectively arranged on a supporting base plate 10 through a first height adjusting mechanism 8 and a second height adjusting mechanism 9, the buffering guide mechanism 7 can carry out height adjustment through the first height adjusting mechanism 8 and the second height adjusting mechanism 9 on the two sides, the supporting base plate 10 is fixed with the upper right side of the base plate 5, the front end and the rear end of the buffering guide mechanism 7 are respectively provided with a first buffering structure 11 and a second buffering, the buffering guide mechanism 7 can realize the buffering effect through the first buffering structure 11 and the second buffering structure 12, the auxiliary guide wheel structure 13 is arranged between the first height adjusting mechanism 8 and the second height adjusting mechanism 9 and connected with the bottom of the buffering guide mechanism 7, and the arranged auxiliary guide wheel structure 13 can be used for pushing the guide pulley 71 in the buffering guide mechanism 7 to rotate, so that the rotating force of the guide pulley 71 is improved, and the buffering guide effect of the guide pulley 71 is improved;
secondly, the guide pulley 71 is mounted on the pulley seat plate 72 through a second pulley shaft rod 73, so that the guide pulley 71 rotates through the second pulley shaft rod 73 to position and guide the pull rope passing through the pulley body 1, and the deviation of the pull rope during operation is prevented;
thirdly, when the height of the buffering guide mechanism 7 needs to be adjusted, the height is adjusted by the first height adjusting mechanism 8 and the second height adjusting mechanism 9, the screw rod 82 is positioned and installed on the L-shaped plate 81 through the positioning nut 83, the L-shaped plate 81 is connected with the second pulley shaft rod 73, then the hand wheel 84 is rotated to drive the screw rod 82 to rotate on the screw rod seat 85, the L-shaped plate 81 moves downwards and presses the compression spring 86 downwards, the L-shaped plate 81 drives the second pulley shaft rod 73 to move downwards, and the height of the buffering guide mechanism 7 is adjusted;
fourthly, the arranged first buffer structure 11 and the second buffer structure 12 provide buffer work for the buffer guide mechanism 7, when the guide pulley 71 is impacted, the impact is transmitted to the connecting pressing plate 116 by the pulley seat plate 72, the connecting pressing plate 116 presses the lower pressing plate 115 oppositely, the lower pressing plate 115 presses the sliding sleeve 114 downwards to move and press at the outer side of the positioning guide rod 111, meanwhile, the pressing block 118 in the sliding sleeve 114 presses the return spring 117 downwards, the return spring 117 is extended and retracted through spring force, the transmitted vibration force is absorbed, and therefore the buffer work of the buffer guide mechanism 7 is realized;
fifthly, the auxiliary guide wheel structure 13 provided at the bottom middle part of the buffer guide mechanism 7 can increase the rotating force for the guide pulley 71, the push guide wheel 131 is provided at the inner side of the swinging wheel frame 132 and connected with the swinging wheel frame 132 through the guide wheel rotating rod 133, the bottom of the swinging wheel frame 132 is connected with the upper end of the U-shaped seat 135 through the swinging rotating shaft 134, the rear sides of the swinging wheel frame 132 and the U-shaped seat 135 are respectively provided with a first baffle 136 and a second baffle 137, the outer side of the middle part of the swinging rotating shaft 134 is sleeved with a torsion spring 138, the rectangular elastic strip at the upper end of the torsion spring 138 is abutted with the inner side surface of the first baffle 136, and the rectangular elastic strip at the lower end is abutted with the inner side surface of the second baffle 137, the push guide wheel 131 contacts with the guide pulley 71 to push the rotation of the guide pulley 71 through the self-rotating force, so that the rotating force thereof, the pushing guide wheel 131 is adapted to the height of the guide pulley 71, and when the height of the guide pulley 71 is adjusted back, the torsion spring 138 is reset to drive the pushing guide wheel 131 to return to the original position.
The invention provides a pulley structure of hydraulic lifting equipment for an oil drilling machine through improvement, and the pulley structure is provided with a buffering guide mechanism 7, and a guide pulley 71 is arranged to buffer and guide a pull rope passing through a pulley main body 1, so that the stress generated during the operation of the pull rope is reduced, the buffering is realized, the breakage of the pull rope is prevented, and the service life of the pull rope is prolonged; the first height adjusting mechanism 8 and the second height adjusting mechanism 9 are arranged and used for adjusting the height of the guide pulley 71, so that the proper height of the guide pulley is convenient to adjust, and the stress generated by the operation of the pull rope is effectively reduced; the first buffer structure 11 and the second buffer structure 12 are arranged and used for providing damping and buffering for the guide pulley 71 during working, so that the buffering effect of the guide pulley 71 on the pull rope is realized; through the arrangement of the auxiliary guide wheel structure 13, the arranged pushing guide wheel 131 is abutted against the bottom of the guide pulley 71, so that the self-rotating force of the pushing guide wheel 131 pushes the guide pulley 71 to rotate at an accelerated speed, the rotating force of the guide pulley 71 is improved, the guiding buffer force of the pull rope is increased, and the stress is reduced.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the description of the attached drawings, the specific connection mode of each part adopts conventional means such as bolt, rivet, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A pulley structure of hydraulic lifting equipment for an oil drilling machine comprises a pulley main body (1), a first pulley shaft rod (2), a pulley support (3), a pulley seat (4), a base plate (5) and an external fixing plate (6), wherein the middle of the pulley main body (1) is rotatably connected with the upper middle of the pulley support (3) through the first pulley shaft rod (2), the pulley seat (4) is integrally formed at the bottom of the pulley support (3) and is fixed with the upper left side of the base plate (5) through the pulley seat (4), and the left end of the base plate (5) is fixed with the middle of the external fixing plate (6) which can be butted with external hydraulic lifting equipment;
the method is characterized in that: the device is characterized by further comprising a buffering guide mechanism (7), a first height adjusting mechanism (8), a second height adjusting mechanism (9), a supporting base plate (10), a first buffering structure (11), a second buffering structure (12) and an auxiliary guide wheel structure (13), wherein the left side and the right side of the buffering guide mechanism (7) are respectively installed on the supporting base plate (10) through the first height adjusting mechanism (8) and the second height adjusting mechanism (9), the supporting base plate (10) is fixed with the right side of the base plate (5), the front end and the rear end of the buffering guide mechanism (7) are respectively provided with the first buffering structure (11) and the second buffering structure (12) which are connected with the front end and the rear end of the supporting base plate (10), the auxiliary guide wheel structure (13) is arranged between the first height adjusting mechanism (8) and the second height adjusting mechanism (9) and is connected with the bottom of the buffering guide mechanism (7), buffer guiding mechanism (7) comprise guide pulley (71), pulley bedplate (72) and second pulley axostylus axostyle (73), guide pulley (71) are installed in pulley bedplate (72) middle part, and the middle part is rotated through second pulley axostylus axostyle (73) and is connected, first height adjustment mechanism (8) and second height adjustment mechanism (9) are connected to second pulley axostylus axostyle (73) both sides, both ends are connected fixedly with first buffer structure (11) and second buffer structure (12) around pulley bedplate (72).
2. The pulley structure of a hydraulic lifting apparatus for an oil rig according to claim 1, characterized in that: first height adjusting mechanism (8) comprise L template (81), screw rod (82), set nut (83), hand wheel (84), screw rod seat (85) and compression spring (86), the horizontal plate body middle part of L template (81) is equipped with the through-hole, through screw rod (82) through connection and by set nut (83) location installation, second pulley axostylus axostyle (73) is connected through the bearing in the vertical plate body middle part of L template (81), screw rod (82) top one end is connected with hand wheel (84), and bottom one end rotates with the bearing at screw rod seat (85) middle part and is connected, screw rod seat (85) are fixed mutually with supporting baseplate (10), compression spring (86) have been cup jointed in screw rod (82) outside, L template (81) is connected to compression spring (86) upper end, and on bottom connection screw rod seat (85).
3. The pulley structure of a hydraulic lifting apparatus for an oil rig according to claim 1, characterized in that: the first buffer structure (11) is composed of a positioning guide rod (111), a guide rod seat (112), a top plate (113), a sliding sleeve (114), a lower pressing plate (115), a connecting pressing plate (116), a return spring (117) and a pressing block (118), the bottom of the positioning guide rod (111) is fixed with the supporting bottom plate (10) through the guide rod seat (112), the top of the positioning guide rod is connected with the top plate (113), the sliding sleeve (114) is sleeved on the outer side of the positioning guide rod (111), the top of the sliding sleeve (114) is fixedly connected with the lower pressing plate (115), the upper two sides of the lower pressing plate (115) are fixed with one end of the connecting pressing plate (116), the other end of the connecting pressing plate (116) is fixed with the bottom of one side of the pulley seat plate (72), the return spring (117) is sleeved on the outer side of the positioning guide rod (111), the pressing block (118) is arranged inside the sliding sleeve (114), the upper end of the return spring (117) is embedded into, and the bottom is connected with the guide rod seat (112).
4. The pulley structure of a hydraulic lifting apparatus for an oil rig according to claim 1, characterized in that: the auxiliary guide wheel structure (13) is composed of a pushing guide wheel (131), a swinging wheel frame (132), a guide wheel rotating rod (133), a swinging rotating shaft (134), a U-shaped seat (135), a first baffle plate (136), a second baffle plate (137) and a torsion spring (138), the pushing guide wheel (131) is arranged on the inner side of the swinging wheel frame (132) and connected with the swinging wheel rotating rod (133), the bottom of the swinging wheel frame (132) is connected with the upper end of the U-shaped seat (135) through the swinging rotating shaft (134), the bottom of the U-shaped seat (135) is fixed with the supporting base plate (10), the rear sides of the swinging wheel frame (132) and the U-shaped seat (135) are respectively provided with the first baffle plate (136) and the second baffle plate (137), the outer side of the middle of the swinging rotating shaft (134) is sleeved with the torsion spring (138), and a rectangular elastic strip at the upper end of the torsion spring (138) is abutted against the inner side, and the rectangular elastic strip at the lower end is abutted against the inner side surface of the second baffle (137).
5. The pulley structure of a hydraulic lifting apparatus for an oil rig according to claim 1, characterized in that: the first height adjusting mechanism (8) and the second height adjusting mechanism (9) are of the same structure and are arranged in parallel and symmetrical left and right.
6. The pulley structure of a hydraulic lifting apparatus for an oil rig according to claim 1, characterized in that: the first buffer structure (11) and the second buffer structure (12) are of the same structure and are arranged in parallel and symmetrical mode from front to back.
7. The pulley structure of a hydraulic lifting apparatus for an oil rig according to claim 2, characterized in that: the positioning nut (83) is arranged in an upper and lower double-nut structure.
8. The pulley structure of a hydraulic lifting device for an oil drilling rig according to claim 3, characterized in that: the lower side is established to the notch cuttype indent structure in sliding sleeve (114), and return spring (117) upper end imbeds to the interior downside notch cuttype indent structure department of sliding sleeve (114).
9. The pulley structure of a hydraulic lifting device for an oil drilling rig according to claim 4, characterized in that: the two side edges of the pushing guide wheel (131) are arc-shaped angle structures and are embedded and matched with the inner side of the guide pulley (71).
10. The pulley structure of a hydraulic lifting device for an oil drilling rig according to claim 4, characterized in that: the swing angle range of the swing wheel frame (132) and the U-shaped seat (135) through the swing rotating shaft (134) is as follows: 30-160 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010605602.5A CN111717825A (en) | 2020-06-29 | 2020-06-29 | Hydraulic lifting equipment's for oil-well rig pulley structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010605602.5A CN111717825A (en) | 2020-06-29 | 2020-06-29 | Hydraulic lifting equipment's for oil-well rig pulley structure |
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| Publication Number | Publication Date |
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| CN111717825A true CN111717825A (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010605602.5A Withdrawn CN111717825A (en) | 2020-06-29 | 2020-06-29 | Hydraulic lifting equipment's for oil-well rig pulley structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112794227A (en) * | 2021-01-19 | 2021-05-14 | 张文德 | Pulley type massage bed steel wire rope |
| CN113511603A (en) * | 2021-04-14 | 2021-10-19 | 宿州捷特矿业机械设备制造有限公司 | Rope supporting wheel for endless rope continuous traction winch and using method |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2313745Y (en) * | 1997-11-18 | 1999-04-14 | 沈甫荣 | Color ribbon cartridge |
| US5944451A (en) * | 1998-03-26 | 1999-08-31 | Snap-Back Enterprises, Inc. | Dock compensator |
| CN102627234A (en) * | 2012-03-26 | 2012-08-08 | 哈尔滨工程大学 | Flexible cable traction device with force-measuring function |
| CN106829773A (en) * | 2017-03-29 | 2017-06-13 | 中国人民解放军63729部队 | A kind of bidirectionally limited device swung based on steel wire rope tension |
| CN107355469A (en) * | 2017-08-03 | 2017-11-17 | 扬州迈上塑业有限公司 | A kind of shock-absorption guide wheel |
| CN107539898A (en) * | 2016-06-28 | 2018-01-05 | 乐弍妹 | A kind of rope guide with rope press device and screw thread guiding mechanism |
| CN208716727U (en) * | 2018-09-25 | 2019-04-09 | 陕西智腾测控技术有限公司 | Safety pulley is used in a kind of well logging |
| CN208935265U (en) * | 2018-09-25 | 2019-06-04 | 重庆金俊腾精密机械有限公司 | A kind of punching machine damping device |
| CN110589704A (en) * | 2019-08-30 | 2019-12-20 | 马志远 | Building tower crane hoist wheel is with preventing overload device |
| CN111017773A (en) * | 2019-12-07 | 2020-04-17 | 蓝可为 | Winch for hydraulic engineering construction |
-
2020
- 2020-06-29 CN CN202010605602.5A patent/CN111717825A/en not_active Withdrawn
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2313745Y (en) * | 1997-11-18 | 1999-04-14 | 沈甫荣 | Color ribbon cartridge |
| US5944451A (en) * | 1998-03-26 | 1999-08-31 | Snap-Back Enterprises, Inc. | Dock compensator |
| CN102627234A (en) * | 2012-03-26 | 2012-08-08 | 哈尔滨工程大学 | Flexible cable traction device with force-measuring function |
| CN107539898A (en) * | 2016-06-28 | 2018-01-05 | 乐弍妹 | A kind of rope guide with rope press device and screw thread guiding mechanism |
| CN106829773A (en) * | 2017-03-29 | 2017-06-13 | 中国人民解放军63729部队 | A kind of bidirectionally limited device swung based on steel wire rope tension |
| CN107355469A (en) * | 2017-08-03 | 2017-11-17 | 扬州迈上塑业有限公司 | A kind of shock-absorption guide wheel |
| CN208716727U (en) * | 2018-09-25 | 2019-04-09 | 陕西智腾测控技术有限公司 | Safety pulley is used in a kind of well logging |
| CN208935265U (en) * | 2018-09-25 | 2019-06-04 | 重庆金俊腾精密机械有限公司 | A kind of punching machine damping device |
| CN110589704A (en) * | 2019-08-30 | 2019-12-20 | 马志远 | Building tower crane hoist wheel is with preventing overload device |
| CN111017773A (en) * | 2019-12-07 | 2020-04-17 | 蓝可为 | Winch for hydraulic engineering construction |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112794227A (en) * | 2021-01-19 | 2021-05-14 | 张文德 | Pulley type massage bed steel wire rope |
| CN113511603A (en) * | 2021-04-14 | 2021-10-19 | 宿州捷特矿业机械设备制造有限公司 | Rope supporting wheel for endless rope continuous traction winch and using method |
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Application publication date: 20200929 |