CN211255043U

CN211255043U - Prevent rocking hoist device

Info

Publication number: CN211255043U
Application number: CN201921420933.0U
Authority: CN
Inventors: 周东平
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-10
Filing date: 2019-08-29
Publication date: 2020-08-14
Anticipated expiration: 2029-08-29

Abstract

The utility model relates to a lifting device technical field specifically discloses a prevent rocking hoist device, including support frame and xarm subassembly, the top of support frame is provided with the roof, and the last fixed surface of roof has the xarm subassembly, and the left end of xarm subassembly is rotated and is provided with the second pulley, and the lower surface radial position fixed mounting of roof has the motor. The output shaft coaxial coupling of motor has the action wheel, action wheel fixed connection is in the one end of steel cable, the steel cable winding is on the action wheel, the left end of xarm subassembly is provided with the balancing weight, the right-hand member of xarm subassembly rotates and is provided with first pulley, the right-hand member lower surface of xarm subassembly is provided with the telescopic link, the bottom fixedly connected with couple of telescopic link, the steel cable other end passes the telescopic link and is connected with the couple. The utility model discloses the advantage: simple structure, good stability, high safety and convenient implementation and popularization.

Description

Prevent rocking hoist device

Technical Field

The utility model relates to a lifting device technical field specifically is a prevent rocking hoist device.

Background

The hoisting device in the prior art is usually provided with a steel wire rope for hoisting equipment, and the tail end of the steel wire rope is connected with a hook for hoisting. The steel wire rope is not rigid enough, so that the steel wire rope is easy to shake during hoisting. For some articles which have high value and are easy to break, the articles can be damaged due to shaking in the hoisting process; or for some liquid commodities, the shaking amount is clearly specified in the hoisting process.

Chinese patent (publication No. CN 205855865U, bulletin date: 2017.01.04) discloses a hoisting machine with shaking prevention, which comprises a support, a suspension arm and a telescopic rod, wherein the suspension arm is fixedly installed on the upper surface of the support, a suspension arm pull rod is arranged on the upper surface of the suspension arm, the other end of the suspension arm pull rod is fixedly connected with the support, a balance weight is fixedly installed at one end of the suspension arm, a motor is arranged on the lower surface of the suspension arm, a rope roller is fixedly connected onto a rotating shaft of the motor, the rope roller is movably connected with an amplitude-variable trolley through a steel wire rope, the telescopic rod is fixedly installed on the lower surface of the amplitude-variable trolley, the telescopic rod comprises a first telescopic rod, a second telescopic rod and a. This hoisting machine with prevent rocking, wire rope pass the telescopic link and can make wire rope can not rock, drive third telescopic link and second telescopic link withdrawal first telescopic link in the lifting hook rises, and the in-process object of hanging the thing can not lead to touchhing other objects because of rocking, has solved the risk factor. But difficult keep balance among this hoisting machine operation process, the support both ends moment difference is great, has to empty danger, is unfavorable for popularizing and implementing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent rocking hoist device to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an anti-sway hoist device, includes support frame and xarm subassembly, and the top of support frame is provided with the roof, and the last fixed surface of roof has the xarm subassembly, and the left end of xarm subassembly is rotated and is provided with the second pulley, and the lower surface radial position fixed mounting of roof has the motor, and the output shaft coaxial coupling of motor has the action wheel, and action wheel fixed connection is in the one end of steel cable, and the steel cable winding is on the action wheel. The left end of xarm subassembly is provided with the balancing weight, and the setting up of balancing weight makes the better holding balance of device. The right-hand member of xarm subassembly rotates and is provided with first pulley, and the steel cable is walked around second pulley and first pulley, and the right-hand member lower surface of xarm subassembly is provided with the telescopic link, and the bottom fixedly connected with couple of telescopic link, the steel cable other end pass the telescopic link and be connected with the couple.

As a further aspect of the present invention: the cross arm component comprises a fixed sleeve, a double-shaft motor and a first sliding sleeve. The fixed cover is internally provided with a cavity and is provided with a double-shaft motor through an installation frame, and the double-shaft motor is positioned at the central position of the fixed cover. The left end and the right end of the fixed sleeve are nested with a first sliding sleeve and a second sliding sleeve which can slide in the fixed sleeve. The first sliding sleeve and the second sliding sleeve are internally provided with internal threads. The output shaft of the double-shaft motor is symmetrically and coaxially connected with two rotating shafts, the rotating shafts are cylindrical and are provided with external threads, and the rotating shafts are respectively embedded inside the first sliding sleeve and the second sliding sleeve. Under the drive of the double-shaft motor, the rotating shaft rotates to enable the first sliding sleeve and the second sliding sleeve to slide in the fixed sleeve, and therefore the stretching of the cross arm component is completed.

As a further aspect of the present invention: the cavity in the fixed sleeve, the first sliding sleeve and the second sliding sleeve are all of a polygon prism structure.

As a further aspect of the present invention: the internal diameter of first sliding sleeve is greater than the external diameter of second sliding sleeve, and the internal diameter of second sliding sleeve is greater than the external diameter of biax motor, and the sliding tray has all been seted up to the inboard of first sliding sleeve and second sliding sleeve. When the double-shaft motor rotates to enable the first sliding sleeve and the second sliding sleeve to slide inwards, the double-shaft motor is nested in the second sliding sleeve, and the second sliding sleeve is nested in the first sliding sleeve, so that the size of the cross arm assembly is reduced to the maximum extent.

As a further aspect of the present invention: the telescopic link includes interior pole and outer pole, and interior pole nestification is in the inside of outer pole, and the both sides face of interior pole rotates and sets up first runner, has seted up the runner groove on the inner wall of outer pole, and first runner nestification is in the runner inslot portion, and the telescopic link is flexible to be made interior pole and slides in the outer pole inside, and first runner slides in the runner inslot portion to it is more smooth and easy to make the telescopic link stretch out and draw back, reduces rocking of operation in-process.

As a further aspect of the present invention: the inner bottom of the outer rod is rotatably provided with a second rotating wheel, and the arrangement of the second rotating wheel avoids the shaking of the inner rod in the sliding process.

Compared with the prior art, the beneficial effects of the utility model are that: the telescopic cross arm assembly is adopted, the two ends of the cross arm assembly extend symmetrically, the moment difference at the two ends is reduced, the balance capability of the device is stronger in the operation process, and the safety performance of the device is improved. When the double-shaft motor rotates to enable the first sliding sleeve and the second sliding sleeve to slide inwards, the double-shaft motor is nested in the second sliding sleeve, and the second sliding sleeve is nested in the first sliding sleeve, so that the size of the cross arm assembly is reduced to the maximum extent. First runner slides at runner inslot portion to it is more smooth and easy to make the telescopic link stretch out and draw back, reduces rocking of operation in-process, has increased the stability of device. The utility model discloses the advantage: simple structure, good stability, high safety and convenient implementation and popularization.

Drawings

Fig. 1 is a schematic structural view of an anti-shaking hoisting device.

Fig. 2 is a schematic structural view of a transverse wall assembly in the anti-shaking hoisting device.

Fig. 3 is a partial structure schematic diagram of a cross arm assembly in the anti-shaking hoisting device.

Fig. 4 is a schematic structural view of a telescopic rod in the anti-shaking hoisting device.

In the figure, a support frame 1, a hook 2, a telescopic rod 3, a steel rope 4, a first pulley 5, a top plate 6, a cross arm component 7, a balancing weight 8, a second pulley 9, a motor 10, a driving wheel 11, a first sliding sleeve 12, a sliding groove 13, a rotating shaft 14, a double-shaft motor 15, a mounting frame 16, a fixing sleeve 17, a second sliding sleeve 18, an inner rod 19, an outer rod 20, a first runner 21, a runner groove 22 and a second runner 23 are arranged.

Detailed Description

In order to clearly understand the technical features, objects and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.

Example 1

Referring to fig. 1-3, an anti-sway hoisting device comprises a support frame 1 and a cross arm assembly 7, wherein a top plate 6 is arranged at the top of the support frame 1, the cross arm assembly 7 is fixed on the upper surface of the top plate 6, and the cross arm assembly 7 comprises a fixed sleeve 17, a double-shaft motor 15 and a first sliding sleeve 12. The fixed sleeve 17 is internally provided with a cavity and is provided with a double-shaft motor 15 through a mounting frame 16, and the double-shaft motor 15 is positioned at the center of the fixed sleeve 17. The left end and the right end of the fixed sleeve 17 are nested with the first sliding sleeve 12 and the second sliding sleeve 18, the cavity inside the fixed sleeve 17, the first sliding sleeve 12 and the second sliding sleeve 18 are all of a polygon prism structure, and the first sliding sleeve 12 and the second sliding sleeve 18 can slide inside the fixed sleeve 17. The first sliding sleeve 12 and the second sliding sleeve 18 are internally provided with internal threads. Two rotating shafts 14 are symmetrically and coaxially connected to an output shaft of the double-shaft motor 15, the rotating shafts 14 are cylindrical and provided with external threads, and the rotating shafts 14 are respectively embedded in the first sliding sleeve 12 and the second sliding sleeve 18. Under the drive of the double-shaft motor 15, the rotating shaft 14 rotates to enable the first sliding sleeve 12 and the second sliding sleeve 18 to slide in the fixed sleeve 17, and therefore the stretching of the cross arm assembly 7 is completed. The inner diameter of the first sliding sleeve 12 is larger than the outer diameter of the second sliding sleeve 18, the inner diameter of the second sliding sleeve 18 is larger than the outer diameter of the double-shaft motor 15, and sliding grooves 13 are formed in the inner sides of the first sliding sleeve 12 and the second sliding sleeve 18. When the double-shaft motor 15 rotates to enable the first sliding sleeve 12 and the second sliding sleeve 18 to slide inwards, the double-shaft motor 15 is nested in the second sliding sleeve 18, and the second sliding sleeve 18 is nested in the first sliding sleeve 12, so that the size of the cross arm assembly 7 is reduced to the maximum extent.

The left end of xarm subassembly 7 rotates and is provided with second pulley 9, and the lower surface radial position fixed mounting of roof 6 has motor 10, and the output shaft coaxial coupling of motor 10 has action wheel 11, and action wheel 11 fixed connection is in the one end of steel cable 4, and steel cable 4 twines on action wheel 11. The left end of the cross arm component 7 is provided with a balancing weight 8, and the balancing weight 8 enables the device to keep balance better. The right-hand member of xarm subassembly 7 rotates and is provided with first pulley 5, and second pulley 9 and first pulley 5 are walked around to steel cable 4, and the right-hand member lower surface of xarm subassembly 7 is provided with telescopic link 3, and the bottom fixedly connected with couple 2 of telescopic link 3, the steel cable 4 other end pass telescopic link 3 and are connected with couple 2.

The utility model discloses a theory of operation is: the double-shaft motor 15 drives the rotating shaft 14 to rotate, so that the first sliding sleeve 12 and the second sliding sleeve 18 slide in the fixed sleeve 17, the length of the cross arm assembly 7 is adjusted, goods to be hoisted are hung on the hook 2, the motor 10 is started, the driving wheel 11 rotates under the driving of the motor 10, and the driving wheel 11 winds the steel rope 4 and enables the hook 2 to be lifted. The telescopic rod 3 is telescopic so as to avoid the shaking of the device. After the hoisting is finished, the double-shaft motor 15 is started to rotate reversely, so that the first sliding sleeve 12 and the second sliding sleeve 18 slide inwards, the double-shaft motor 15 is nested in the second sliding sleeve 18, and the second sliding sleeve 18 is nested in the first sliding sleeve 12, so that the size of the cross arm assembly 7 is reduced to the maximum extent.

Example 2

Referring to fig. 4, based on embodiment 1, the telescopic rod 3 includes an inner rod 19 and an outer rod 20, the inner rod 19 is nested inside the outer rod 20, two side surfaces of the inner rod 19 are rotatably provided with first rotating wheels 21, the inner wall of the outer rod 20 is provided with rotating wheel grooves 22, the first rotating wheels 21 are nested inside the rotating wheel grooves 22, the telescopic rod 3 is telescopic to enable the inner rod 19 to slide inside the outer rod 20, and the first rotating wheels 21 slide inside the rotating wheel grooves 22, so that the telescopic rod 3 is telescopic more smoothly, and the shake in the operation process is reduced. The inner bottom of the outer rod 20 is rotatably provided with a second rotating wheel 23, and the second rotating wheel 23 is arranged to avoid shaking of the sliding process of the inner rod 19.

The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An anti-shaking hoisting device comprises a support frame (1) and a cross arm component (7), wherein a top plate (6) is arranged at the top of the support frame (1), the upper surface of the top plate (6) is fixedly provided with the cross arm component (7), the left end of the cross arm component (7) is rotatably provided with a second pulley (9), the lower surface of the top plate (6) is fixedly provided with a motor (10) at the radial position, the anti-shaking hoisting device is characterized in that an output shaft of the motor (10) is coaxially connected with a driving wheel (11), the driving wheel (11) is fixedly connected with one end of a steel rope (4), the steel rope (4) is wound on the driving wheel (11), the left end of the cross arm component (7) is provided with a balancing weight (8), the right end of the cross arm component (7) is rotatably provided with a first pulley (5), the lower surface of the right end, the other end of the steel rope (4) passes through the telescopic rod (3) and is connected with the hook (2).

2. The anti-shaking hoisting device according to claim 1, wherein the cross arm assembly (7) comprises a fixed sleeve (17), a double-shaft motor (15) and a first sliding sleeve (12), a cavity is formed in the fixed sleeve (17), the double-shaft motor (15) is installed through an installation frame (16), the first sliding sleeve (12) and the second sliding sleeve (18) are nested at the left end and the right end of the fixed sleeve (17), internal threads are formed in the first sliding sleeve (12) and the second sliding sleeve (18), two rotating shafts (14) are symmetrically and coaxially connected with output shafts of the double-shaft motor (15), the rotating shafts (14) are cylindrical and provided with external threads, and the rotating shafts (14) are respectively nested in the first sliding sleeve (12) and the second sliding sleeve (18).

3. The anti-shaking hoisting device as claimed in claim 2, wherein the cavity inside the fixed sleeve (17), the first sliding sleeve (12) and the second sliding sleeve (18) are all of a polygonal prism structure.

4. The anti-shaking hoisting device as claimed in claim 3, wherein the inner diameter of the first sliding sleeve (12) is larger than the outer diameter of the second sliding sleeve (18), the inner diameter of the second sliding sleeve (18) is larger than the outer diameter of the double-shaft motor (15), and sliding grooves (13) are formed in the inner sides of the first sliding sleeve (12) and the second sliding sleeve (18).

5. The anti-shaking hoisting device according to any one of claims 1 to 4, wherein the telescopic rod (3) comprises an inner rod (19) and an outer rod (20), the inner rod (19) is nested inside the outer rod (20), first rotating wheels (21) are rotatably arranged on two side surfaces of the inner rod (19), a rotating wheel groove (22) is formed in the inner wall of the outer rod (20), and the first rotating wheels (21) are nested inside the rotating wheel groove (22).

6. An anti-sway lifting device as claimed in claim 5, characterized in that the inner bottom of the outer pole (20) is rotatably provided with a second runner (23).