CN214037379U

CN214037379U - Movable winch

Info

Publication number: CN214037379U
Application number: CN202022401738.2U
Authority: CN
Inventors: 夏俊; 林木琳; 李树新
Original assignee: CCCC First Harbor Engineering Co Ltd; No 5 Engineering Co Ltd of CCCC First Harbor Engineering Co Ltd
Current assignee: CCCC First Harbor Engineering Co Ltd; No 5 Engineering Co Ltd of CCCC First Harbor Engineering Co Ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-08-24
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses a movable winch, which comprises a supporting frame, wherein four corners of the lower end of the supporting frame are vertically and slidably connected with first screw rods, the lower ends of the first screw rods are provided with rollers, the central position of the lower end of the supporting frame is vertically and slidably connected with second screw rods, the lower ends of the second screw rods are fixedly connected with supporting blocks, the screw thread directions of the first screw rods and the second screw rods are opposite, the lower end of the supporting frame is provided with the rollers, the winch can be moved at will by the rollers, the working efficiency of workers is improved, the utility model is also provided with a lifting mechanism, the first screw rods drive the rollers to lift by the screw threads, the supporting blocks to lift by the second screw rods, and the screw thread directions of the first screw rods and the second screw rods are opposite, so that the rollers and the supporting blocks alternately lift, and the winch is convenient to switch between a working state and a moving state, the efficiency and the loading capacity that the winch switched are improved, and the convenient to use person uses.

Description

Movable winch

Technical Field

The utility model relates to a winch technical field specifically is a movable winch.

Background

The hoist is also called a winch, and can vertically lift, horizontally or obliquely drag heavy objects. The winch can be used alone or as a component part in machines such as hoisting, road building and mine hoisting, and is widely applied due to simple operation, large rope winding amount and convenient displacement. The lifting device is mainly applied to material lifting or flat dragging of buildings, hydraulic engineering, forestry, mines, wharfs and the like.

The existing winch is mostly directly fixed on a mounting seat and cannot be moved, only a few small winches can be moved, but the small winches are too small in traction lifting force and cannot move large objects, but the large winches cannot be moved randomly, so that the progress of engineering is influenced, the working efficiency is reduced, and the winch is not convenient for a user to use.

In response to the above problems, an improved mobile winch is now devised.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a movable winch to solve the problem that proposes among the above-mentioned background art.

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

a movable winch comprises a supporting frame, wherein a connecting block is fixedly connected to the upper end of the supporting frame, a first motor is fixedly installed at one end, away from the supporting frame, of the connecting block, a rotating shaft is fixedly connected to the output end of the first motor, a winch is horizontally and fixedly connected to one end, away from the first motor, of the rotating shaft, two ends of the side wall of the winch are rotatably connected with a first supporting plate for supporting the winch, the lower end of the first supporting plate is vertically and fixedly connected to the supporting frame, first screw rods are vertically and slidably connected to four corners of the lower end of the supporting frame, idler wheels convenient for workers to move the supporting frame are installed at the lower end of each first screw rod, a second screw rod is vertically and slidably connected to the central position of the lower end of the supporting frame, a supporting block for supporting the fixed winch is fixedly connected to the lower end of each second screw rod, the thread directions of the first screw rod and the second screw rod are opposite, and a lifting mechanism which is used for enabling the first screw rod and the second screw rod to be alternately lifted and is convenient for switching the working state and the moving state of the winch is arranged in the supporting frame.

As a further aspect of the present invention: the upper ends of the first screw rod and the second screw rod are fixedly connected with stop blocks for preventing the first screw rod and the second screw rod from sliding out of the supporting frame.

As a further aspect of the present invention: and the lower end of the supporting block is fixedly connected with a friction pad for improving the friction force of the supporting block.

As a further aspect of the present invention: and reinforcing ribs for improving the tensile strength of the first screw and the second screw are fixedly connected in the first screw and the second screw.

As a further aspect of the present invention: and the side wall of the roller is fixedly connected with a rubber sleeve which is convenient for the roller to roll.

As a further aspect of the present invention: the lifting mechanism comprises a second motor, the second motor is fixedly mounted in the supporting frame, an output end of the second motor is fixedly connected with a rotating rod, one end of the rotating rod, far away from the second motor, is fixedly connected with a first helical gear, a second helical gear is meshed with the position right below the first helical gear, the center position of the second helical gear is connected to the side wall of the second screw rod through threaded rotation, and the second helical gear is rotatably connected to the bottom of the supporting frame.

Fixedly connected with gear A on the dwang lateral wall, gear B has all been meshed in gear A both sides, gear B central point puts fixedly connected with transfer line, the equal fixedly connected with third helical gear in transfer line both ends, the meshing has the fourth helical gear under the third helical gear, fourth helical gear central point puts and connects on first screw rod lateral wall through the screw thread rotation, the fourth helical gear rotates to be connected in the carriage bottom, it has the second backup pad that is used for supporting transfer line and dwang all to rotate the cover on transfer line and the dwang lateral wall, the vertical fixed connection of second backup pad is inside the carriage.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses be provided with the gyro wheel at the carriage lower extreme, utilize the gyro wheel can remove the winch at will, improve staff's work efficiency, convenient to use person uses.

2. The utility model discloses still be provided with elevating system, utilize the screw thread to make first screw rod drive the gyro wheel and go up and down, utilize the screw thread to make the second screw rod drive the supporting shoe and go up and down simultaneously, because the screw thread opposite direction of first screw rod and second screw rod to make gyro wheel and supporting shoe go up and down in turn, the winch of being convenient for switches between operating condition and mobile state, efficiency and the loading capacity that the improvement winch switched, adopt gear drive simultaneously, compare in hydraulic transmission mutually, and is small, moreover, the steam generator is simple in structure, and the installation of being convenient for, and is low in cost, and convenient for use person uses.

Drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic top view of the lifting mechanism of the present invention.

Wherein: the support frame 1, the connecting block 2, the first motor 3, the rotating shaft 4, the winch 5, the first support plate 6, the first screw 7, the roller 8, the stopper 9, the second screw 10, the supporting block 11, the second motor 12, the rotating rod 13, the first bevel gear 14, the second bevel gear 15, the gear A16, the gear B17, the transmission rod 18, the third bevel gear 19, the fourth bevel gear 20 and the second support plate 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in the embodiment of the present invention, a movable winch includes a supporting frame 1, a connecting block 2 is fixedly connected to an upper end of the supporting frame 1, a first motor 3 is fixedly installed at an end of the connecting block 2 away from the supporting frame 1, a rotating shaft 4 is fixedly connected to an output end of the first motor 3, a winch 5 is horizontally and fixedly connected to an end of the rotating shaft 4 away from the first motor 3, a first supporting plate 6 for supporting the winch 5 is rotatably connected to two ends of a side wall of the winch 5, a lower end of the first supporting plate 6 is vertically and fixedly connected to the supporting frame 1, first screws 7 are vertically and slidably connected to four corners of the lower end of the supporting frame 1, rollers 8 for facilitating a worker to move the supporting frame 1 are installed at lower ends of the first screws 7, a stopper 9 for preventing the first screws 7 from sliding out of the supporting frame 1 is fixedly connected to an upper end of the first screws 7, the winch is characterized in that a second screw 10 is vertically and slidably connected to the center of the lower end of the supporting frame 1, a supporting block 11 used for supporting and fixing the winch is fixedly connected to the lower end of the second screw 10, a stop block 9 used for preventing the second screw 10 from sliding out of the supporting frame 1 is fixedly connected to the upper end of the second screw 10, the thread directions of the first screw 7 and the second screw 10 are opposite, and a lifting mechanism used for enabling the first screw 7 and the second screw 10 to alternately lift and lower is arranged inside the supporting frame 1, so that the winch can be switched between a working state and a moving state conveniently.

Elevating system includes second motor 12, second motor 12 fixed mounting is in carriage 1, the output fixedly connected with dwang 13 of second motor 12, the first helical gear 14 of one end fixedly connected with of second motor 12 is kept away from to dwang 13, the meshing has second helical gear 15 under the first helical gear 14, second helical gear 15 central point puts and rotates through the screw thread and connect on second screw rod 10 lateral wall, second helical gear 15 rotates and connects in carriage 1 bottom.

The side wall of the rotating rod 13 is fixedly connected with a gear A16, two sides of the gear A16 are respectively engaged with a gear B17, the center of the gear B17 is fixedly connected with a transmission rod 18, two ends of the transmission rod 18 are respectively fixedly connected with a third bevel gear 19, a fourth bevel gear 20 is engaged under the third bevel gear 19, the center of the fourth bevel gear 20 is rotatably connected to the side wall of the first screw rod 7 through threads, the fourth bevel gear 20 is rotatably connected to the bottom of the supporting frame 1, the side walls of the transmission rod 18 and the rotating rod 13 are respectively rotatably sleeved with a second supporting plate 21 for supporting the transmission rod 18 and the rotating rod 13, the second supporting plate 21 is vertically and fixedly connected inside the supporting frame 1, the working principle of the lifting mechanism is that when the winch needs to be moved, the second motor 12 is started to rotate forwardly, the output end of the second motor 12 drives the rotating rod 13 to rotate, and the rotating rod 13 drives the first bevel gear 14 to rotate, the first bevel gear 14 drives the second bevel gear 15 to rotate, under the action of the thread, the second bevel gear 15 drives the second screw 10 to move, the second screw 10 drives the supporting block 11 to ascend, meanwhile, the rotating rod 13 drives the gear A16 to rotate, the gear A16 drives the gear B17 to rotate, the gear B17 drives the transmission rod 18 to rotate, the transmission rod 18 drives the third bevel gear 19 to rotate, the third bevel gear 19 drives the fourth bevel gear 20 to rotate, under the action of the thread, the fourth bevel gear 20 drives the first screw 7 to move, the first screw 7 drives the roller 8 to descend, so that the roller 8 supports the supporting frame 1, and the winch is convenient for a worker to move, the second helical gear 15 drives the second screw 10 to move, the second screw 10 drives the supporting block 11 to descend, the rotating rod 13 drives the gear A16 to rotate, the gear A16 drives the gear B17 to rotate, the gear B17 drives the transmission rod 18 to rotate, the transmission rod 18 drives the third helical gear 19 to rotate, the third helical gear 19 drives the fourth helical gear 20 to rotate, under the action of the thread, the fourth helical gear 20 drives the first screw 7 to move, the first screw 7 drives the roller 8 to ascend, so that the supporting block 11 supports the supporting frame 1, and the winch is convenient to normally work, the lifting mechanism is used for enabling the first screw 7 to drive the roller 8 to ascend and descend by using the thread, and simultaneously enabling the second screw 10 to drive the supporting block 11 to ascend and descend by using the thread, and the directions of the threads of the first screw 7 and the second screw 10 are opposite, so that the roller 8 and the supporting block 11 alternately ascend and descend, and the winch is convenient to switch between a working state and a moving state, the efficiency that the winch switched is improved, adopt gear drive simultaneously, compare in hydraulic drive, small, simple structure, the installation of being convenient for, it is with low costs, convenient to use person uses.

The utility model discloses a theory of operation is:

when the winch needs to be moved, the second motor 12 is started to rotate positively, the output end of the second motor 12 drives the rotating rod 13 to rotate, the rotating rod 13 drives the first helical gear 14 to rotate, the first helical gear 14 drives the second helical gear 15 to rotate, under the action of the threads, the second helical gear 15 drives the second screw 10 to move, the second screw 10 drives the supporting block 11 to ascend, meanwhile, the rotating rod 13 drives the gear A16 to rotate, the gear A16 drives the gear B17 to rotate, the gear B17 drives the transmission rod 18 to rotate, the transmission rod 18 drives the third helical gear 19 to rotate, the third helical gear 19 drives the fourth helical gear 20 to rotate, under the action of the threads, the fourth helical gear 20 drives the first screw 7 to move, the first screw 7 drives the roller 8 to descend, so that the roller 8 supports the supporting frame 1, and the winch is convenient for a worker to move.

When the winch works, the second motor 12 is started to rotate reversely, the output end of the second motor 12 drives the rotating rod 13 to rotate, the rotating rod 13 drives the first helical gear 14 to rotate, the first helical gear 14 drives the second helical gear 15 to rotate, under the action of the thread, the second helical gear 15 drives the second screw 10 to move, the second screw 10 drives the supporting block 11 to descend, meanwhile, the rotating rod 13 drives the gear a16 to rotate, the gear a16 drives the gear B17 to rotate, the gear B17 drives the transmission rod 18 to rotate, the transmission rod 18 drives the third helical gear 19 to rotate, the third helical gear 19 drives the fourth helical gear 20 to rotate, under the action of the thread, the fourth helical gear 20 drives the first screw 7 to move, the first screw 7 drives the roller 8 to ascend, so that the supporting block 11 supports the supporting frame 1, and the winch normally works.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A movable winch comprises a supporting frame (1), wherein the upper end of the supporting frame (1) is fixedly connected with a connecting block (2), one end, far away from the supporting frame (1), of the connecting block (2) is fixedly provided with a first motor (3), the output end of the first motor (3) is fixedly connected with a rotating shaft (4), one end, far away from the first motor (3), of the rotating shaft (4) is horizontally and fixedly connected with a winch (5), two ends of the side wall of the winch (5) are rotatably connected with a first supporting plate (6) used for supporting the winch (5), the lower end of the first supporting plate (6) is vertically and fixedly connected onto the supporting frame (1), the movable winch is characterized in that four corners of the lower end of the supporting frame (1) are vertically and slidably connected with first screw rods (7), the lower end of each first screw rod (7) is provided with a roller (8) convenient for a worker to move the supporting frame (1), the winch is characterized in that the center of the lower end of the supporting frame (1) is vertically connected with a second screw rod (10) in a sliding mode, the lower end of the second screw rod (10) is fixedly connected with a supporting block (11) used for supporting and fixing the winch, the thread directions of the first screw rod (7) and the second screw rod (10) are opposite, and a lifting mechanism used for enabling the first screw rod (7) and the second screw rod (10) to be lifted alternately and facilitating switching of the winch in a working state and a moving state is arranged inside the supporting frame (1).

2. The winch according to claim 1, characterized in that the upper ends of the first and second threaded rods (7, 10) are fixedly connected with a stopper (9) for preventing the first and second threaded rods (7, 10) from sliding out of the support frame (1).

3. The travelling winch according to claim 1, characterized in that friction pads for increasing the friction of the support blocks (11) are fixedly connected to the lower ends of the support blocks (11).

4. The movable winch according to claim 1, characterized in that reinforcing ribs for increasing the tensile strength of the first screw (7) and the second screw (10) are fixedly connected in the first screw (7) and the second screw (10).

5. The travelling winch according to claim 1, characterized in that a rubber sleeve is fixedly attached to the side wall of the roller (8) to facilitate the rolling of the roller (8).

6. The movable winch according to claim 1, wherein the lifting mechanism comprises a second motor (12), the second motor (12) is fixedly installed in the supporting frame (1), the output end of the second motor (12) is fixedly connected with a rotating rod (13), one end of the rotating rod (13) far away from the second motor (12) is fixedly connected with a first bevel gear (14), a second bevel gear (15) is meshed just below the first bevel gear (14), the central position of the second bevel gear (15) is rotatably connected to the side wall of the second screw (10) through threads, and the second bevel gear (15) is rotatably connected to the bottom of the supporting frame (1);

fixedly connected with gear A (16) on dwang (13) lateral wall, gear B (17) have all been meshed in gear A (16) both sides, gear B (17) central point puts fixedly connected with transfer line (18), the equal fixedly connected with third helical gear (19) in transfer line (18) both ends, the meshing has fourth helical gear (20) under third helical gear (19), fourth helical gear (20) central point puts and connects on first screw rod (7) lateral wall through the screw thread rotation, fourth helical gear (20) rotate to be connected in carriage (1) bottom, all rotate the cover on transfer line (18) and dwang (13) lateral wall and have second backup pad (21) that are used for supporting transfer line (18) and dwang (13), the vertical fixed connection of second backup pad (21) is inside carriage (1).