CN208995017U - A kind of dedicated windlass device of construction site construction that Aeroassisted is promoted and slowed down - Google Patents

A kind of dedicated windlass device of construction site construction that Aeroassisted is promoted and slowed down Download PDF

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Publication number
CN208995017U
CN208995017U CN201820882727.0U CN201820882727U CN208995017U CN 208995017 U CN208995017 U CN 208995017U CN 201820882727 U CN201820882727 U CN 201820882727U CN 208995017 U CN208995017 U CN 208995017U
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CN
China
Prior art keywords
fixedly connected
shaft
bottom plate
turntable
piston
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201820882727.0U
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Chinese (zh)
Inventor
李冉
胡亚军
徐磊
刘振宇
朱杨
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China Construction Second Engineering Bureau Co Ltd
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China Construction Second Engineering Bureau Co Ltd
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Priority to CN201820882727.0U priority Critical patent/CN208995017U/en
Application granted granted Critical
Publication of CN208995017U publication Critical patent/CN208995017U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The dedicated windlass device of construction site construction for being promoted and being slowed down the utility model discloses a kind of Aeroassisted, including bottom plate, the upper end of the bottom plate is fixedly connected there are two the first mounting post, capstan winch is equipped between two first mounting posts, through equipped with the second shaft on the capstan winch, and second shaft be fixedly connected with capstan winch, the both ends of second shaft extend through the one or two mounting post, and second shaft and the first mounting post rotation connection, the both ends of second shaft have been respectively fixedly connected with the second turntable and impeller, the upper end of the bottom plate is fixedly connected with driving motor, the driving motor is located between two first mounting posts, the driving motor is dual-axle motor, and two output thes tip of the axis of driving motor are fixedly connected to driving wheel.The utility model carries out assisted deceleration by compressed gas, carries out acceleration promotion by high-pressure jet, effectively improve the promotion and decelerability of hoist engine.

Description

A kind of dedicated windlass device of construction site construction that Aeroassisted is promoted and slowed down
Technical field
The utility model relates to the construction sites that hoist engine technical field more particularly to a kind of Aeroassisted are promoted and slowed down It constructs dedicated windlass device.
Background technique
Hoist engine, with reel winding wire ropes or chain lifting or the light and small heavy-duty hoisting equipment of traction, also known as winch. Hoist engine can with vertical-lift, horizontally or diagonally drag and draw weight.Hoist engine is divided into manual hoist and two kinds of electrical hoist.It is existing Based on electrical hoist.It can be used alone, lifting can also be made, built the road and the building block in the machinery such as mine hoisting, because It is easy to operate, wiring amount is big, dislocation is convenient and is widely applied.Mainly apply to building, hydraulic engineering, forestry, mine, harbour etc. Material lifting or flat drag.
Existing windlass device lifting process relies solely on motor driven, is slowing down with brake process mainly using friction Braking, structure efficiency is low, easily breaks down, and exists sometimes in lifting process and promote hypodynamic situation.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of Aeroassisted proposed mentions The dedicated windlass device of construction site construction for rising and slowing down.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of dedicated windlass device of construction site construction that Aeroassisted is promoted and slowed down, including bottom plate, the bottom plate Upper end be fixedly connected there are two the first mounting post, capstan winch is equipped between two first mounting posts, is run through on the capstan winch Equipped with the second shaft, and the second shaft is fixedly connected with capstan winch, and the both ends of second shaft extend through the one or two installation Column, and the second shaft and the first mounting post rotation connection, the both ends of second shaft be respectively fixedly connected with the second turntable and Impeller, the upper end of the bottom plate are fixedly connected with driving motor, and the driving motor is located between two first mounting posts, The driving motor is dual-axle motor, and two output thes tip of the axis of driving motor are fixedly connected to driving wheel, described the Driven wheel there are two being fixedly attached in two shafts, and two driven wheels are located at the two sides of capstan winch, two driving wheels are logical It crosses transmission belt to be sequentially connected with two driven wheels respectively, the side of the bottom plate upper end is equipped with deceleration mechanism, the deceleration mechanism Including mounting plate, the mounting plate is slidably connected at the upper end of bottom plate, and the upper end of the mounting plate is fixedly connected with piston cylinder, institute The inside for stating piston cylinder is equipped with piston, and the piston and piston cylinder are slidably connected, and the upper end of the piston is fixedly connected with movement Bar, the upper end of the piston cylinder, which is run through, is equipped with fluting, and the one end of the mobile bar far from piston is through fluting and extends to piston The outside of cylinder is fixedly connected with rack gear on the side wall of the mobile bar, and the upper end of the mounting plate is fixedly connected with the second installation Column, through being equipped with first rotating shaft, and first rotating shaft and the rotation connection of the second mounting post in second mounting post, described first turn The both ends of axis have been respectively fixedly connected with connecting shaft and the first turntable, and first turntable and the second turntable are detachably connected, described Connecting shaft is fixedly connected with gear, the gear and rack gear intermeshing far from one end of first rotating shaft, the bottom plate upper end The other side is equipped with auxiliary lifting mechanism.
Preferably, the auxiliary lifting mechanism includes the fixed block being fixedly connected on the first mounting post side wall, described solid Determine to be fixedly connected with jet pipe on block, the upper end of the bottom plate is fixedly connected with high pressure gas holder, and the high pressure gas holder is equipped with outlet It manages, is connected with connecting tube on the escape pipe, the connecting tube is connected on jet pipe far from one end of escape pipe, the escape pipe It is equipped with valve.
Preferably, the lower end of the mounting plate is fixedly connected with sliding block, and the upper end of the bottom plate is equipped with sliding slot, the sliding block It is slidably connected in sliding slot.
Preferably, the lower end of the piston is connected with spring, and the spring is connected to piston cylinder far from one end of piston In inner bottom wall.
Preferably, the side of first turntable far from first rotating shaft is symmetrically fixedly connected there are two limited block, and described the Side of two turntables far from the second shaft is symmetrically opened up there are two limiting slot corresponding with limited block.
Preferably, the lower end of the bottom plate is equipped with traveling wheel.
In the utility model, in use, starting driving motor, driving capstan winch rotation, are promoted, open valve at this time, High pressure gas is conveyed from high pressure gas holder into jet pipe, and high pressure gas sprays to impeller from jet pipe, accelerates wheel rotation, and then accelerate Capstan winch rotation, service hoisting, when capstan winch stores ceases to be busy, general revolving speed comparatively fast can quickly store twisted wire, but harvest fastly Slow down when line, prevent excessive coiling, damage machine, at this point, mobile mounting plate, makes the first turntable and the second turntable phase It supports, when limited block moves into limiting slot, the second turntable can drive the first turntable to rotate, and then rotate with moving gear, due to tooth Wheel and rack gear intermeshing, so when mobile bar move down, with the gas in the mobile compression piston cylinder of piston, and then reduce The revolving speed of second turntable, slows down to capstan winch, assisted deceleration.The utility model carries out assisted deceleration by compressed gas, leads to It crosses high-pressure jet and carries out acceleration promotion, effectively improve the promotion and decelerability of hoist engine.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of Aeroassisted promoted and the construction site slowed down is constructed dedicated hoist engine dress The structural schematic diagram set;
Fig. 2 be the utility model proposes a kind of Aeroassisted promoted and the construction site slowed down is constructed dedicated hoist engine dress The structural schematic diagram for the first turntable set;
Fig. 3 be the utility model proposes a kind of Aeroassisted promoted and the construction site slowed down is constructed dedicated hoist engine dress The structural schematic diagram for the second turntable set;
Fig. 4 be the utility model proposes a kind of Aeroassisted promoted and the construction site slowed down is constructed dedicated hoist engine dress The structural schematic diagram for the impeller set.
In figure: 1 bottom plate, 2 first mounting posts, 3 driving motors, 4 driving wheels, 5 transmission belts, 6 sliding slots, 7 second mounting posts, 8 Sliding block, 9 mounting plates, 10 traveling wheels, 11 piston cylinders, 12 springs, 13 pistons, 14 gears, 15 rack gears, 16 mobile bars, 17 connecting shafts, 18 first rotating shafts, 19 first turntables, 20 second turntables, 21 second shafts, 22 driven wheels, 23 capstan winches, 24 impellers, 25 jet pipes, 26 Fixed block, 27 connecting tubes, 28 escape pipes, 29 valves, 30 high pressure gas holders, 31 limited blocks, 32 limiting slots.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.
Embodiment one
Referring to Fig.1-4, the dedicated windlass device of construction site construction that a kind of Aeroassisted is promoted and slowed down, including bottom plate 1, the upper end of bottom plate 1 is fixedly connected there are two the first mounting post 2, is equipped with capstan winch 23 between two the first mounting posts 2, on capstan winch 23 Through the second shaft 21 is equipped with, and the second shaft 21 is fixedly connected with capstan winch 23, and the both ends of the second shaft 21 extend through first Two mounting posts 2, and the second shaft 21 and the rotation connection of the first mounting post 2, the both ends of the second shaft 21 have been respectively fixedly connected with Second turntable 20 and impeller 24, the upper end of bottom plate 1 are fixedly connected with driving motor 3, and driving motor 3 is located at two the first mounting posts Between 2, driving motor 3 is dual-axle motor, and two output thes tip of the axis of driving motor 3 are fixedly connected to driving wheel 4, the Driven wheel 22 there are two being fixedly attached in two shafts 21, and two driven wheels 22 are located at the two sides of capstan winch 23, two drivings Wheel 4 is sequentially connected with two driven wheels 22 respectively by transmission belt 5, and the side of 1 upper end of bottom plate is equipped with deceleration mechanism, deceleration mechanism Including mounting plate 9, mounting plate 9 is slidably connected at the upper end of bottom plate 1, and the upper end of mounting plate 9 is fixedly connected with piston cylinder 11, piston The inside of cylinder 11 is equipped with piston 13, and piston 13 and piston cylinder 11 are slidably connected, and the upper end of piston 13 is fixedly connected with mobile bar 16, The upper end of piston cylinder 11, which is run through, is equipped with fluting, and the one end of mobile bar 16 far from piston 13 is through fluting and extends to piston cylinder 11 Outside, is fixedly connected with rack gear 15 on the side wall of mobile bar 16, and the upper end of mounting plate 9 is fixedly connected with the second mounting post 7, and second Run through in mounting post 7 and be equipped with first rotating shaft 18, and first rotating shaft 18 and the rotation connection of the second mounting post 7, the two of first rotating shaft 18 End has been respectively fixedly connected with connecting shaft 17 and the first turntable 19, and the first turntable 19 and the second turntable 20 are detachably connected, connecting shaft 17 one end far from first rotating shaft 18 are fixedly connected with gear 14, and gear 14 and rack gear 15 are intermeshed, 1 upper end of bottom plate it is another Side is equipped with auxiliary lifting mechanism.
In the utility model, auxiliary lifting mechanism includes the fixed block 26 being fixedly connected on 2 side wall of the first mounting post, Gu Determine to be fixedly connected with jet pipe 25 on block 26, the upper end of bottom plate 1 is fixedly connected with high pressure gas holder 30, and high pressure gas holder 30 is equipped with outlet Pipe 28 is connected with connecting tube 27 on escape pipe 28, and connecting tube 27 is connected on jet pipe 25 far from one end of escape pipe 28, escape pipe 28 are equipped with valve 29, in use, starting driving motor 3, driving capstan winch 23 is rotated, and is promoted, and opens valve 28 at this time, high Body of calming the anger is conveyed from high pressure gas holder 30 into jet pipe 25, and high pressure gas sprays to impeller 24 from jet pipe 25, and impeller 24 is accelerated to rotate, And then capstan winch 23 is accelerated to rotate, service hoisting.The lower end of mounting plate 9 is fixedly connected with sliding block 8, and the upper end of bottom plate 1 is equipped with sliding slot 6, sliding block 8 is slidably connected in sliding slot 6.The lower end of piston 13 is connected with spring 12, and spring 12 is connected far from one end of piston 13 In the inner bottom wall of piston cylinder 11.First side of the turntable 19 far from first rotating shaft 18 is symmetrically fixedly connected there are two limited block 31, the second turntable 20 is symmetrically opened up far from the side of the second shaft 21 there are two limiting slot 32 corresponding with limited block 31, works as strand When disk 23 stores ceases to be busy, general revolving speed comparatively fast can quickly store twisted wire, but slow down when harvesting line fastly, prevent Excessive coiling damages machine, at this point, mobile mounting plate 9, makes the first turntable 19 and the second turntable 20 offset, when limited block 31 moves When entering in limiting slot 32, the second turntable 20 can drive the first turntable 19 to rotate, and then rotate with moving gear 14, due to 14 He of gear Rack gear 15 is intermeshed, so when mobile bar 16 move down, with the gas in the mobile compression piston cylinder 11 of piston 13, in turn The revolving speed for reducing the second turntable 20, slows down to capstan winch 23, assisted deceleration.The lower end of bottom plate 1 is equipped with traveling wheel 10, facilitates shifting It is dynamic.
Embodiment two
Referring to Fig.1-4, the dedicated windlass device of construction site construction that a kind of Aeroassisted is promoted and slowed down, including bottom plate 1, the upper end of bottom plate 1 is fixedly connected there are two the first mounting post 2, is equipped with capstan winch 23 between two the first mounting posts 2, on capstan winch 23 Through the second shaft 21 is equipped with, and the second shaft 21 is fixedly connected with capstan winch 23, and the both ends of the second shaft 21 extend through first Two mounting posts 2, and the second shaft 21 and the rotation connection of the first mounting post 2, the both ends of the second shaft 21 have been respectively fixedly connected with Second turntable 20 and impeller 24, the upper end of bottom plate 1 are fixedly connected with driving motor 3, and driving motor 3 is located at two the first mounting posts Between 2, driving motor 3 is dual-axle motor, and two output thes tip of the axis of driving motor 3 are fixedly connected to driving wheel 4, the Driven wheel 22 there are two being fixedly attached in two shafts 21, and two driven wheels 22 are located at the two sides of capstan winch 23, two drivings Wheel 4 is sequentially connected with two driven wheels 22 respectively by transmission belt 5, and the side of 1 upper end of bottom plate is equipped with deceleration mechanism, deceleration mechanism Including mounting plate 9, mounting plate 9 is slidably connected at the upper end of bottom plate 1, and the upper end of mounting plate 9 is fixedly connected with piston cylinder 11, piston The inside of cylinder 11 is equipped with piston 13, and piston 13 and piston cylinder 11 are slidably connected, and the upper end of piston 13 is fixedly connected with mobile bar 16, The upper end of piston cylinder 11, which is run through, is equipped with fluting, and the one end of mobile bar 16 far from piston 13 is through fluting and extends to piston cylinder 11 Outside, is fixedly connected with rack gear 15 on the side wall of mobile bar 16, and the upper end of mounting plate 9 is fixedly connected with the second mounting post 7, and second Run through in mounting post 7 and be equipped with first rotating shaft 18, and first rotating shaft 18 and the rotation connection of the second mounting post 7, the two of first rotating shaft 18 End has been respectively fixedly connected with connecting shaft 17 and the first turntable 19, and the first turntable 19 and the second turntable 20 are detachably connected, connecting shaft 17 one end far from first rotating shaft 18 are fixedly connected with gear 14, and gear 14 and rack gear 15 are intermeshed, 1 upper end of bottom plate it is another Side is equipped with auxiliary lifting mechanism.
In the utility model, auxiliary lifting mechanism includes the fixed block 26 being fixedly connected on 2 side wall of the first mounting post, Gu Determine to be fixedly connected with jet pipe 25 on block 26, the upper end of bottom plate 1 is fixedly connected with high pressure gas holder 30, and high pressure gas holder 30 is equipped with outlet Pipe 28 is connected with connecting tube 27 on escape pipe 28, and connecting tube 27 is connected on jet pipe 25 far from one end of escape pipe 28, escape pipe 28 are equipped with valve 29, in use, starting driving motor 3, driving capstan winch 23 is rotated, and is promoted, and opens valve 28 at this time, high Body of calming the anger is conveyed from high pressure gas holder 30 into jet pipe 25, and high pressure gas sprays to impeller 24 from jet pipe 25, and impeller 24 is accelerated to rotate, And then capstan winch 23 is accelerated to rotate, service hoisting.The lower end of mounting plate 9 is fixedly connected with sliding block 8, and the upper end of bottom plate 1 is equipped with sliding slot 6, sliding block 8 is slidably connected in sliding slot 6.First side of the turntable 19 far from first rotating shaft 18 limits there are two being symmetrically fixedly connected Block 31, the second turntable 20 are symmetrically opened up far from the side of the second shaft 21 there are two limiting slot 32 corresponding with limited block 31, when When capstan winch 23 stores ceases to be busy, general revolving speed comparatively fast can quickly store twisted wire, but slow down when harvesting line fastly, prevent Only excessive coiling damages machine, at this point, mobile mounting plate 9, makes the first turntable 19 and the second turntable 20 offset, when limited block 31 When moving into limiting slot 32, the second turntable 20 can drive the first turntable 19 to rotate, and then rotate with moving gear 14, due to gear 14 Be intermeshed with rack gear 15, so when mobile bar 16 move down, with the gas in the mobile compression piston cylinder 11 of piston 13, into And the revolving speed of the second turntable 20 is reduced, and slow down to capstan winch 23, assisted deceleration.
In the utility model, in use, starting driving motor 3, driving capstan winch 23 is rotated, and is promoted, opens valve at this time Door 28, high pressure gas is conveyed from high pressure gas holder 30 into jet pipe 25, and high pressure gas sprays to impeller 24 from jet pipe 25, accelerates impeller 24 rotations, and then capstan winch 23 is accelerated to rotate, service hoisting, when capstan winch 23 stores ceases to be busy, general revolving speed comparatively fast can be received quickly It receives twisted wire, but slows down when harvesting line fastly, prevent excessive coiling, damage machine, at this point, mobile mounting plate 9, makes First turntable 19 and the second turntable 20 offset, and when limited block 31 moves into limiting slot 32, the second turntable 20 can drive first turn Disk 19 rotates, and then rotates with moving gear 14, since gear 14 and rack gear 15 are intermeshed, and then when mobile bar 16 to moving down It is dynamic, with the gas in the mobile compression piston cylinder 11 of piston 13, and then the revolving speed of the second turntable 20 is reduced, capstan winch 23 is subtracted Speed, assisted deceleration.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. the dedicated windlass device of construction site construction that a kind of Aeroassisted is promoted and slowed down, including bottom plate (1), feature exists It is fixedly connected in, the upper end of the bottom plate (1) there are two the first mounting post (2), is equipped between two first mounting posts (2) Capstan winch (23), through being equipped with the second shaft (21) on the capstan winch (23), and the second shaft (21) is fixedly connected with capstan winch (23), The both ends of second shaft (21) extend through the one or two mounting post (2), and the second shaft (21) and the first mounting post (2) Rotation connection, the both ends of second shaft (21) have been respectively fixedly connected with the second turntable (20) and impeller (24), the bottom plate (1) upper end is fixedly connected with driving motor (3), and the driving motor (3) is located between two first mounting posts (2), The driving motor (3) is dual-axle motor, and two output thes tip of the axis of driving motor (3) are fixedly connected to driving wheel (4), there are two being fixedly attached on second shaft (21) driven wheel (22), and two driven wheels (22) are located at capstan winch (23) two sides, two driving wheels (4) are sequentially connected with two driven wheels (22) respectively by transmission belt (5), the bottom The side of plate (1) upper end is equipped with deceleration mechanism, and the deceleration mechanism includes mounting plate (9), and the mounting plate (9) is slidably connected at The upper end of the upper end of bottom plate (1), the mounting plate (9) is fixedly connected with piston cylinder (11), and the inside of the piston cylinder (11) is set Have piston (13), the piston (13) and piston cylinder (11) are slidably connected, and the upper end of the piston (13) is fixedly connected with movement Bar (16), the upper end of the piston cylinder (11), which is run through, is equipped with fluting, and the mobile bar (16) is run through far from the one end of piston (13) The outside of piston cylinder (11) is slotted and extended to, is fixedly connected with rack gear (15), the peace on the side wall of the mobile bar (16) The upper end of loading board (9) is fixedly connected with the second mounting post (7), is run through on second mounting post (7) and is equipped with first rotating shaft (18), And first rotating shaft (18) and the second mounting post (7) are rotatablely connected, the both ends of the first rotating shaft (18) have been respectively fixedly connected with company Spindle (17) and the first turntable (19), first turntable (19) and the second turntable (20) are detachably connected, the connecting shaft (17) one end far from first rotating shaft (18) is fixedly connected with gear (14), the gear (14) and rack gear (15) intermeshing, The other side of bottom plate (1) upper end is equipped with auxiliary lifting mechanism.
2. the dedicated windlass device of construction site construction that a kind of Aeroassisted according to claim 1 is promoted and slowed down, It is characterized in that, the auxiliary lifting mechanism includes the fixed block (26) being fixedly connected on the first mounting post (2) side wall, it is described It is fixedly connected on fixed block (26) jet pipe (25), the upper end of the bottom plate (1) is fixedly connected with high pressure gas holder (30), the height Tank (30) are calmed the anger equipped with escape pipe (28), are connected with connecting tube (27) on the escape pipe (28), the connecting tube (27) is remote The one end for separating out tracheae (28) is connected on jet pipe (25), and the escape pipe (28) is equipped with valve (29).
3. the dedicated windlass device of construction site construction that a kind of Aeroassisted according to claim 1 is promoted and slowed down, It is characterized in that, the lower end of the mounting plate (9) is fixedly connected with sliding block (8), the upper end of the bottom plate (1) is equipped with sliding slot (6), The sliding block (8) is slidably connected in sliding slot (6).
4. the dedicated windlass device of construction site construction that a kind of Aeroassisted according to claim 1 is promoted and slowed down, It is characterized in that, the lower end of the piston (13) is connected with spring (12), the spring (12) connects far from the one end of piston (13) It connects in the inner bottom wall of piston cylinder (11).
5. the dedicated windlass device of construction site construction that a kind of Aeroassisted according to claim 1 is promoted and slowed down, It is characterized in that, first turntable (19) is symmetrically fixedly connected far from the side of first rotating shaft (18), there are two limited blocks (31), second turntable (20) symmetrically opens up far from the side of the second shaft (21) there are two limit corresponding with limited block (31) Position slot (32).
6. the dedicated windlass device of construction site construction that a kind of Aeroassisted according to claim 1 is promoted and slowed down, It is characterized in that, the lower end of the bottom plate (1) is equipped with traveling wheel (10).
CN201820882727.0U 2018-06-08 2018-06-08 A kind of dedicated windlass device of construction site construction that Aeroassisted is promoted and slowed down Expired - Fee Related CN208995017U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820882727.0U CN208995017U (en) 2018-06-08 2018-06-08 A kind of dedicated windlass device of construction site construction that Aeroassisted is promoted and slowed down

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Application Number Priority Date Filing Date Title
CN201820882727.0U CN208995017U (en) 2018-06-08 2018-06-08 A kind of dedicated windlass device of construction site construction that Aeroassisted is promoted and slowed down

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Publication Number Publication Date
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110587653A (en) * 2019-08-15 2019-12-20 浙江树人学院(浙江树人大学) Dual drive formula industrial robot joint structure
CN110762027A (en) * 2019-11-05 2020-02-07 三联泵业股份有限公司 Quick-moving dredge pump
CN114873499A (en) * 2022-06-10 2022-08-09 孟志华 Safety winch with accurate positioning mechanism for hoisting equipment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110587653A (en) * 2019-08-15 2019-12-20 浙江树人学院(浙江树人大学) Dual drive formula industrial robot joint structure
CN110762027A (en) * 2019-11-05 2020-02-07 三联泵业股份有限公司 Quick-moving dredge pump
CN114873499A (en) * 2022-06-10 2022-08-09 孟志华 Safety winch with accurate positioning mechanism for hoisting equipment
CN114873499B (en) * 2022-06-10 2024-01-26 孟志华 Safety winch with accurate positioning mechanism for hoisting equipment

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Granted publication date: 20190618

Termination date: 20210608