CN113336114B - Winding mechanism of petroleum machinery auxiliary winch - Google Patents
Winding mechanism of petroleum machinery auxiliary winch Download PDFInfo
- Publication number
- CN113336114B CN113336114B CN202110905362.5A CN202110905362A CN113336114B CN 113336114 B CN113336114 B CN 113336114B CN 202110905362 A CN202110905362 A CN 202110905362A CN 113336114 B CN113336114 B CN 113336114B
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- plate
- adjusting mechanism
- winding
- winch
- driving
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Classifications
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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
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
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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
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
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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
- B66D1/26—Rope, cable, or chain winding mechanisms; Capstans having several drums or barrels
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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
Abstract
The invention discloses a winding mechanism of a winch for petroleum machinery assistance, which relates to the technical field of petroleum machinery assistance equipment and comprises a top plate, wherein a guide assembly is arranged on one side of the top plate, a first adjusting mechanism, a second adjusting mechanism and a third adjusting mechanism are arranged on the guide assembly, and the second adjusting mechanism is positioned between the first adjusting mechanism and the third adjusting mechanism; the lower end of the guide assembly is provided with a bearing assembly, the bearing assembly is provided with a first driving motor, a second driving motor and a third driving motor which are respectively used for driving a first adjusting mechanism, a second adjusting mechanism and a third adjusting mechanism to rotate, and the lower end of the top plate is provided with a winding mechanism; the guide assembly comprises a second guide plate, one end of the second guide plate is connected with a third guide plate, and the other end of the second guide plate is connected with a first guide plate; the winch solves the problem that the traditional winch can only realize the lifting and lowering operation of three drill strings with different drilling strokes by respectively arranging three winding mechanisms.
Description
Technical Field
The invention relates to the technical field of petroleum machinery auxiliary equipment, in particular to a winding mechanism of a winch for petroleum machinery assistance.
Background
Petroleum, which refers to a mixture of gaseous, liquid and solid hydrocarbons, is a viscous, dark brown liquid called "industrial blood", and is commonly produced by a drilling rig, in which a petroleum drilling winch is used to raise and lower a drill string during drilling operations, which is one of the core equipments of the drilling rig. The existing winch mainly comprises a main motor, a gearbox, a roller, a disc brake, an automatic bit feeding system and the like, wherein a steel wire rope is wound on the roller. Wherein, the gearbox is mainly an external meshing cylindrical gearbox, and the disc brake is arranged on hubs at two sides of the roller. The working process of the winch comprises the steps that the main motor serves as a power source to provide driving force, the main motor changes speed through the gearbox and drives the rotary drum to rotate forwards and backwards, so that the steel wire rope on the rotary drum drives the traveling hoisting system of the drilling machine to hoist and lower the drill columns, if three drill columns are hoisted and lowered, three winding mechanisms are required to be arranged on the winch and are connected with the three drill columns respectively, the overall weight of the winch is increased, and the overall size of the winch is increased accordingly.
Disclosure of Invention
The invention aims to provide a winding mechanism of a winch for petroleum machinery assistance, which solves the following technical problems: the problem of traditional winch need set up three winding mechanism respectively and just can realize rising to the drilling string of three different drilling strokes and transfer the operation is solved, the whole weight that has alleviateed the winch has reduced the whole volume of winch, has realized the configuration optimization to the part constitution of winch.
The purpose of the invention can be realized by the following technical scheme:
the winding mechanism of the winch for petroleum machinery assistance is used for winding a winch winding rope on the winch into a winding drum and comprises a top plate, wherein a guide assembly is arranged on one side of the top plate, a first adjusting mechanism, a second adjusting mechanism and a third adjusting mechanism are arranged on the guide assembly, and the second adjusting mechanism is arranged between the first adjusting mechanism and the third adjusting mechanism; the winch winding rope is provided with three strands in total, and the regulating mechanism I, the regulating mechanism II and the regulating mechanism III respectively guide one strand of winch winding rope, so that the integral winding thickness is uniform in the winding process, and the problem of looseness and even falling is solved;
the lower extreme of guide subassembly is provided with the bearing subassembly, is provided with the driving motor one, driving motor two and the driving motor three that are used for driving adjustment mechanism one, adjustment mechanism two and adjustment mechanism three pivoted respectively on the bearing subassembly, the lower extreme of roof is provided with winding mechanism, and winding mechanism can convolute three strands of winch serving simultaneously, has improved work efficiency.
As a further scheme of the invention: the guide assembly comprises a second guide plate, one end of the second guide plate is connected with a third guide plate, and the other end of the second guide plate is connected with a first guide plate.
As a further scheme of the invention: the guide assembly is of an integrated structure, a first arc-shaped groove is formed in the first guide plate, a second arc-shaped groove is formed in the second guide plate, and a third arc-shaped groove is formed in the third guide plate.
As a further scheme of the invention: the bearing assembly contains the bearing plate, the equal fixed mounting in both ends of bearing plate has the curb plate, two the upper end of curb plate is fixed with the lower extreme bolt of guide board one and guide board three respectively.
As a further scheme of the invention: the adjusting mechanism I, the adjusting mechanism II and the adjusting mechanism III are identical in structure, the adjusting mechanism I comprises a rotating column, a connecting plate is arranged on the outer surface of the rotating column close to the upper end of the rotating column, a sliding block is connected to the lower end of the connecting plate and located inside the arc-shaped groove I, a connecting rod is connected to the lower end of the sliding block, an adjusting block is arranged at the lower end of the connecting rod, and a through groove is formed in the adjusting block;
the lower end of a rotary column on the first adjusting mechanism penetrates through the first guide plate and is connected with the output end of the first driving motor, the lower end of a rotary column on the second adjusting mechanism penetrates through the second guide plate and is connected with the output end of the second driving motor, the lower end of a rotary column on the third adjusting mechanism penetrates through the third guide plate and is connected with the output end of the third driving motor, the sections of the first arc-shaped groove, the second arc-shaped groove and the third arc-shaped groove are all in a one-sixth circular structure, a sliding block on the second adjusting mechanism is located inside the second arc-shaped groove, and a sliding block on the third adjusting mechanism is located inside the third arc-shaped groove;
taking the first driving motor to drive the first adjusting mechanism as an example, the first driving motor is started to drive the first rotating column on the first adjusting mechanism to rotate, so that the connecting plate arranged on the outer surface of the first rotating column is driven to move, the sliding block is driven to slide in the first arc-shaped groove, the connecting rod is finally driven to rotate, the adjusting block is connected with the connecting rod in a rotating mode, the through groove formed in the adjusting block is used for the winch to roll rope to pass through, the second driving motor is started to drive the connecting rod on the second adjusting mechanism to rotate, and the third driving motor is started to drive the connecting rod on the third adjusting mechanism to rotate.
As a further scheme of the invention: the winding mechanism comprises a mounting plate and a bottom plate, the bottom plate is located at the lower end of the mounting plate, a winding motor is arranged at the upper end of the bottom plate, a winding shaft rod is arranged on one side of the mounting plate and penetrates through the mounting plate, one end of the winding shaft rod is connected with a first belt pulley, the output end of the winding motor is connected with a second belt pulley, and a transmission belt is arranged between the first belt pulley and the second belt pulley.
As a further scheme of the invention: the outer surface of the winding shaft rod is provided with a first disc, a second disc and a third disc, the first disc, the second disc and the third disc are respectively provided with a plurality of driving parts I, driving parts II and driving parts III which are arranged in an annular array, the driving parts I, the output of driving piece two and driving piece three all is connected with the backup pad, driving piece one, driving piece two and driving piece three are electric telescopic handle, the joint has reel one on the surface of the backup pad of connecting on the driving piece output, the joint has reel two on the surface of the backup pad of connecting on the driving piece two outputs, the joint has reel three on the surface of the backup pad of connecting on the driving piece three outputs, reel one, all be provided with clamp plate and the bolt that is used for the fixed winch serving on the surface of reel two and reel three, the three-strand winch serving is the rolling respectively on reel one, on the surface of reel two and reel three.
The invention has the beneficial effects that:
1. by taking the extension distance of the output end of the electric telescopic rod as the extension amount, the winding drums with different inner diameters can be clamped on the outer surface of the supporting plate by adjusting the extension amount, so that the application range of the electric telescopic rod is enlarged.
2. The winch is used for lifting and lowering the drill string, and the three winding drums are matched to realize the lifting and lowering of the drill string with three different drilling strokes, so that the condition that the traditional winch only needs to be provided with three winding mechanisms respectively to realize the lifting and lowering of the drill string with three different drilling strokes is changed, the overall weight of the winch is reduced, and the overall volume of the winch is reduced.
3. The reel is the joint on the surface of backup pad, consequently, reduces the extension volume of driving piece and can take off its reel of connecting, is convenient for wash, maintain and change.
4. The first adjusting mechanism, the second adjusting mechanism and the third adjusting mechanism respectively guide a strand of winch winding rope, so that the integral winding thickness is uniform in the winding process, and the problem of looseness and even falling is solved.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a top view of the present invention;
FIG. 2 is a front view of the guide assembly and load bearing assembly of the present invention;
FIG. 3 is a side view of a first adjustment mechanism of the present invention;
FIG. 4 is a front view of the adjustment block of the present invention;
FIG. 5 is a front view of the top plate and take-up mechanism of the present invention;
FIG. 6 is a side connection of the first disk and the support plate of the present invention;
fig. 7 is a front view of the first adjustment mechanism of the present invention.
In the figure: 1. a guide assembly; 2. a top plate; 11. a first guide plate; 12. a second guide plate; 13. a third guide plate; 14. a first adjusting mechanism; 15. a second adjusting mechanism; 16. a third adjusting mechanism; 17. a winding mechanism; 141. turning the column; 142. a connecting plate; 143. a slider; 144. a connecting rod; 145. an adjusting block; 146. a through groove; 151. a bearing plate; 152. a side plate; 171. mounting a plate; 172. a base plate; 173. a winding motor; 174. rolling up the shaft rod; 175. a first disc; 176. a second disc; 177. a disc III; 178. and a support plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Referring to fig. 1-7, the winding mechanism of the winch for petroleum machinery assistance is used for winding a winch rope on the winch into a drum, and includes a top plate 2, a guide assembly 1 is arranged on one side of the top plate 2, a first adjusting mechanism 14, a second adjusting mechanism 15 and a third adjusting mechanism 16 are arranged on the guide assembly 1, and the second adjusting mechanism 15 is located between the first adjusting mechanism 14 and the third adjusting mechanism 16; the winch winding rope is provided with three strands totally, and the regulating mechanism I14, the regulating mechanism II 15 and the regulating mechanism III 16 respectively guide one strand of winch winding rope, so that the integral winding thickness is uniform in the winding process, and the problem of loosening and even falling is solved;
the lower extreme of guide subassembly 1 is provided with bearing assembly, is provided with drive motor one, driving motor two and driving motor three that are used for driving adjustment mechanism one 14, adjustment mechanism two 15 and adjustment mechanism three 16 pivoted respectively on the bearing assembly, the lower extreme of roof 2 is provided with winding mechanism 17, and winding mechanism 17 can be convoluteed three strands of winch serving simultaneously, has improved work efficiency.
The guide assembly 1 comprises a second guide plate 12, one end of the second guide plate 12 is connected with a third guide plate 13, and the other end of the second guide plate 12 is connected with a first guide plate 11.
The guide assembly 1 is of an integrated structure, a first arc-shaped groove is formed in the first guide plate 11, a second arc-shaped groove is formed in the second guide plate 12, and a third arc-shaped groove is formed in the third guide plate 13.
The bearing subassembly contains bearing plate 151, the equal fixed mounting in both ends of bearing plate 151 has curb plate 152, two the upper end of curb plate 152 respectively with the lower extreme bolt fastening of guide board 11 and guide board three 13.
The first adjusting mechanism 14, the second adjusting mechanism 15 and the third adjusting mechanism 16 have the same structure, the first adjusting mechanism 14 comprises a rotating column 141, a connecting plate 142 is arranged on the outer surface of the rotating column 141, which is close to the upper end of the rotating column 141, the lower end of the connecting plate 142 is connected with a sliding block 143, the sliding block 143 is located inside a first arc-shaped groove, the lower end of the sliding block 143 is connected with a connecting rod 144, the lower end of the connecting rod 144 is provided with an adjusting block 145, and a through groove 146 is formed in the adjusting block 145;
the lower end of a rotary column 141 on a first adjusting mechanism 14 penetrates through a first guide plate 11 to be connected with the output end of a first driving motor, the lower end of the rotary column 141 on a second adjusting mechanism 15 penetrates through a second guide plate 12 to be connected with the output end of a second driving motor, the lower end of the rotary column 141 on a third adjusting mechanism 16 penetrates through a third guide plate 13 to be connected with the output end of a third driving motor, the sections of the first arc-shaped groove, the second arc-shaped groove and the third arc-shaped groove are of a one-sixth circular structure, a sliding block 143 on the second adjusting mechanism 15 is located inside the second arc-shaped groove, and a sliding block 143 on the third adjusting mechanism 16 is located inside the third arc-shaped groove;
taking the first driving motor to drive the first adjusting mechanism 14 as an example, the first driving motor is started to drive the rotary column 141 on the first adjusting mechanism 14 to rotate, so as to drive the connecting plate 142 arranged on the outer surface of the rotary column 141 to rotate, further drive the sliding block 143 to slide in the first arc-shaped groove, and finally drive the connecting rod 144 to rotate around the central axis of the rotary column 141, the adjusting block 145 is rotatably connected with the connecting rod 144, the through groove 146 arranged on the adjusting block 145 is used for the winch to pass through, the second driving motor is started to drive the connecting rod 144 on the second adjusting mechanism 15 to rotate, the third driving motor is started to drive the connecting rod 144 on the third adjusting mechanism 16 to rotate, the first adjusting mechanism 14, the second adjusting mechanism 15 and the third adjusting mechanism 16 respectively adjust the positions of the adjusting blocks 145 connected with the first adjusting mechanism 14 and the second adjusting mechanism 15, so as to adjust the distance between the winch ropes respectively connected with the first adjusting mechanism 14 and the second adjusting mechanism 15, the second adjusting mechanism 15 and the third adjusting mechanism 16 are used for adjusting the distance between the winch winding ropes connected with each other, so that the phenomenon that the three winch winding ropes are wound together in the winding process to influence the overall winding effect is avoided.
Winding mechanism 17 contains mounting panel 171 and bottom plate 172, bottom plate 172 is located the lower extreme of mounting panel 171, the upper end of bottom plate 172 is provided with rolling motor 173, one side of mounting panel 171 is provided with rolling shaft rod 174, rolling shaft rod 174 runs through mounting panel 171, the one end of rolling shaft rod 174 is connected with belt pulley one, rolling motor 173's output is connected with belt pulley two, is provided with driving belt between belt pulley one and the belt pulley two.
The outer surface of the winding shaft rod 174 is provided with a first disc 175, a second disc 176 and a third disc 177, the first disc 175, the second disc 176 and the third disc 177 are respectively provided with a plurality of first driving parts, second driving parts and third driving parts which are arranged in an annular array, the output ends of the first driving parts, the second driving parts and the third driving parts are all connected with a supporting plate 178, the first driving parts, the second driving parts and the third driving parts are all electric telescopic rods, the outer surface of the supporting plate 178 connected to the output end of the first driving part is clamped with a first winding drum, the outer surface of the supporting plate 178 connected to the output end of the second driving part is clamped with a second winding drum, the outer surface of the supporting plate 178 connected to the output end of the third driving part is clamped with a third winding drum, the outer surfaces of the first winding drum, the second winding drum and the third winding drum are respectively provided with a pressing plate and a bolt for fixing a winch winding rope, and the three winch winding ropes are respectively wound on the first winding drum, the second winding drum and the third winding rope, The outer surfaces of the second winding drum and the third winding drum;
taking the first driving part arranged on the first disc 175 as an example, the first driving part adjusts the extension amount to enable the supporting plate 178 to be close to or far away from the first disc 175, so that the first winding drums with different inner diameters are clamped on the outer surfaces of the supporting plates 178, the second driving part arranged on the upper disc 176 is matched, when the second winding drum clamped on the outer surface of the supporting plate 178 connected to the output end of the second driving part is replaced, if the inner diameter of the second winding drum is larger than the outer diameter of the first winding drum, the extension amount of the second driving part is reduced firstly, the second winding drum is taken down, and then the second winding drum directly passes through the first winding drum; if the inner diameter of the first reel is smaller than the outer diameter of the second reel, the first reel needs to be taken down firstly, then the elongation of the first driving part is continuously reduced until the distance from the outer surface of the supporting plate 178 connected to the first driving part to the central point of the first disc 175 is smaller than the radius of the second reel, and the second reel can be taken down smoothly, so that the supporting plate 178 connected to the first driving part cannot obstruct the second reel.
The working principle of the invention is as follows:
the winch winding rope is connected with a drill string used for drilling operation, the winding and unwinding of the winch winding rope drives the drill string to rise and descend, for better description, three strands of winch winding ropes are marked as A winding rope, B winding rope and C winding rope, the A winding rope passes through a through groove 146 arranged on an adjusting block 145 of an adjusting mechanism I14, one end of the A winding rope is fixed on the outer surface of a winding drum I through a pressing plate and a bolt, the B winding rope passes through a through groove 146 arranged on an adjusting block 145 of an adjusting mechanism II 15, one end of the B winding rope is fixed on the outer surface of a winding drum II through a pressing plate and a bolt, the C winding rope passes through a through groove 146 arranged on an adjusting block 145 of an adjusting mechanism III 16, one end of the C winding rope is fixed on the outer surface of the winding drum I through a pressing plate and a bolt, a winding motor 173 is started to drive a winding shaft rod 174 to rotate through belt transmission, and further drive a disc I175, a disc II 176 and a disc III 177 to rotate, and finally, winding the rope A, the rope B and the rope C on the outer surfaces of the first winding drum, the second winding drum and the third winding drum respectively.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (5)
1. The winding mechanism of the winch for petroleum machinery assistance comprises a top plate (2), and is characterized in that a guide assembly (1) is arranged on one side of the top plate (2), a first adjusting mechanism (14), a second adjusting mechanism (15) and a third adjusting mechanism (16) are arranged on the guide assembly (1), and the second adjusting mechanism (15) is located between the first adjusting mechanism (14) and the third adjusting mechanism (16);
the lower extreme of guide subassembly (1) is provided with the bearing subassembly, is provided with on the bearing subassembly and is used for driving adjustment mechanism one (14), adjustment mechanism two (15) and adjustment mechanism three (16) pivoted driving motor one, driving motor two and driving motor three respectively, the lower extreme of roof (2) is provided with winding mechanism (17), and winding mechanism (17) contain bottom plate (172), and bottom plate (172) are located the lower extreme of mounting panel (171), the upper end of bottom plate (172) is provided with rolling motor (173), one side of mounting panel (171) is provided with rolling axle pole (174), rolling axle pole (174) run through mounting panel (171), the one end of rolling axle pole (174) is connected with belt pulley one, the output of rolling motor (173) is connected with belt pulley two, is provided with drive belt between belt pulley one and the belt pulley two, be provided with disc one (175) on the surface of rolling axle pole (174), The disc I (175), the disc II (176) and the disc III (177) are respectively provided with a plurality of driving pieces I, driving pieces II and driving pieces III which are arranged in an annular array, and output ends of the driving pieces I, the driving pieces II and the driving pieces III are all connected with a supporting plate (178);
a first winding drum is clamped on the outer surface of a supporting plate (178) connected to the output end of the first driving part, a second winding drum is clamped on the outer surface of a supporting plate (178) connected to the output end of the second driving part, and a third winding drum is clamped on the outer surface of a supporting plate (178) connected to the output end of the third driving part;
the adjusting mechanism I (14), the adjusting mechanism II (15) and the adjusting mechanism III (16) are identical in structure, the adjusting mechanism I (14) comprises a rotating column (141), a connecting plate (142) is arranged on the outer surface of the rotating column (141) close to the upper end of the outer surface of the rotating column, a sliding block (143) is connected to the lower end of the connecting plate (142), the sliding block (143) is located inside the arc-shaped groove I, a connecting rod (144) is connected to the lower end of the sliding block (143), and an adjusting block (145) is arranged at the lower end of the connecting rod (144).
2. The winding mechanism of the winch for assisting petroleum machinery according to claim 1, wherein the guide assembly (1) comprises a second guide plate (12), a third guide plate (13) is connected to one end of the second guide plate (12), and a first guide plate (11) is connected to the other end of the second guide plate (12).
3. The winding mechanism of the winch for assisting petroleum machinery according to claim 2, wherein the guiding assembly (1) is of an integral structure, the first guiding plate (11) is provided with a first arc-shaped groove, the second guiding plate (12) is provided with a second arc-shaped groove, and the third guiding plate (13) is provided with a third arc-shaped groove.
4. The winding mechanism of the winch for assisting petroleum machinery as claimed in claim 3, wherein the bearing assembly comprises a bearing plate (151), side plates (152) are fixedly mounted at both ends of the bearing plate (151), and the upper ends of the two side plates (152) are respectively fixed to the lower ends of the first guide plate (11) and the third guide plate (13) by bolts.
5. The winding mechanism of the winch for petroleum machinery assistance according to claim 4, wherein the adjustment block (145) is provided with a through groove (146).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110905362.5A CN113336114B (en) | 2021-08-09 | 2021-08-09 | Winding mechanism of petroleum machinery auxiliary winch |
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|---|---|---|---|
| CN202110905362.5A CN113336114B (en) | 2021-08-09 | 2021-08-09 | Winding mechanism of petroleum machinery auxiliary winch |
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| CN113336114A CN113336114A (en) | 2021-09-03 |
| CN113336114B true CN113336114B (en) | 2021-10-29 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203865918U (en) * | 2014-06-13 | 2014-10-08 | 登封中联登电水泥有限公司 | Lifting device of cement clinker bulk loading equipment |
| CN206955479U (en) * | 2017-04-26 | 2018-02-02 | 丽水市莲都区君正模具厂 | A kind of steel wire shoe of defeated coal driving |
| CN207209844U (en) * | 2017-07-31 | 2018-04-10 | 新昌县维王卫浴有限公司 | A kind of discharge device of hoist engine |
| CN210029846U (en) * | 2019-03-12 | 2020-02-07 | 江苏昱昌智能科技有限公司 | Rotatable towed perpendicular conveying mechanism of material in bags |
| CN212712513U (en) * | 2020-05-29 | 2021-03-16 | 江苏南洋舞台设备有限公司 | Vertical lifting crane |
| CN212503755U (en) * | 2020-06-05 | 2021-02-09 | 西安海泰克自动化技术有限公司 | Petroleum electric winch control device |
| CN112607639B (en) * | 2020-12-23 | 2021-11-05 | 中国科学院力学研究所 | Rope system driving device for nacelle deformation |
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