CN112141922B

CN112141922B - Electric hoist capable of uniformly winding wire

Info

Publication number: CN112141922B
Application number: CN202010939269.1A
Authority: CN
Inventors: 钟松杏; 张阳川; 林宇鹏
Original assignee: Xiamen Anke Technology Co Ltd
Current assignee: Xiamen Anke Technology Co Ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2022-01-04
Anticipated expiration: 2040-09-09
Also published as: CN112141922A

Abstract

The invention provides an electric hoist capable of uniformly winding wires, which comprises a motor, a winding speed reducer, a winding drum arranged between the motor and the winding speed reducer, and a movable wire-holding assembly, wherein a conveying line penetrates through the movable wire-holding assembly to be connected to the winding drum; the movable cable-taking assembly comprises a fixed plate, a first pair of bearings, a second pair of bearings, a guide rod, a rotary table and a guide shoe, wherein the first pair of bearings and the second pair of bearings are arranged on the fixed plate; the electric hoist synchronous lifting device is controlled by the motor, so that synchronous lifting of a plurality of electric hoists can be realized, and integral accurate control is realized.

Description

Electric hoist capable of uniformly winding wire

Technical Field

The invention relates to the technical field of building construction lifting equipment and devices, in particular to an electric hoist capable of uniformly winding wires, which is used in a stable lifting environment of the whole equipment or platform.

Background

In a high-rise building, a plurality of lifting platforms are used, the lifting requirements of the whole lifting platform are synchronous and stable, a hydraulic jacking mode is generally adopted in practical use, the synchronization performance is very good, and the defects that the installation and the adjustment are time-consuming and labor-consuming and the use is inconvenient are overcome; the traditional electric hoist can be used for lifting heavy objects, but the traditional electric hoist has the problem that the winding is not uniform when being used, when a driving motor rotates for the same number of revolutions, because the winding modes of wires are different, for example, some wires are uniformly wound around a winding drum, some wires are randomly overlapped and wound, and the lifting distances of hooks are different; the wire is not uniformly wound, the wire can be disorderly swung, the conveying line can be in different levels and disorderly strings of the winding drum, the hook is shaken, and the risk that the lifted object is unhooked from the hook is increased; the three pairs of wires are seriously abraded; to sum up, the lifting of the whole lifting platform can not be realized through the electric hoist.

Application publication number is CN 111056386A's patent discloses an electronic information transmitting antenna with even wire winding function, including the cable case, the lower part of cable case is rotated and is pegged graft there is the spool, the inner chamber of cable case just is located the top of spool and rotates and be connected with the pivot, the left part of pivot is provided with driven gear, driven gear's right side fixedly connected with cup joints at the epaxial guide cylinder of commentaries on classics, the guide way has been seted up on the guide cylinder, fixed mounting has the bearing on the left wall of cable case, the inner chamber fixedly connected with stand pipe of bearing, the sliding sleeve has been cup jointed in the left part activity of stand pipe. According to the electronic information transmitting antenna with the uniform winding function, the guide cylinder is driven to rotate by the winding shaft, the guide cylinder enables the sliding block to reciprocate left and right by utilizing the guide groove, the guide pipe and the sliding sleeve are arranged in a matched manner, and the brush hair with the elastic sheet is arranged on the guide pipe in a matched manner, so that the effects of uniform winding, cable protection from abrasion and convenience in keeping large cleaning force on the cable are achieved; through waveing the crank, it is rotatory to make the spool utilize the driving gear to drive driven gear, the guide cylinder can rotate in step, the cooperation is the arch of the inside joint slider of guide way on the guide cylinder, the slider can control about reciprocating in spool pivoted, the deuterogamy sets up first on the slider, the spacing wheel of second, to cable guide and spacing, the cable then can be orderly control reciprocal wire winding, thereby even wire-wound effect has been reached, can even wire winding to a certain extent in this kind of mode, but stop in hand formula, still have certain difference to reaching automatic promotion level.

The applicant puzzles the problem for a long time, and obtains the electric hoist capable of uniformly winding wires through various exploration and exploratory tests and researches, and the electric hoists capable of uniformly winding wires are matched for use, so that the whole equipment or platform is stably lifted.

Disclosure of Invention

The invention aims to solve the technical problems that the traditional electric hoist cannot stably lift equipment or a construction platform due to uneven winding.

The technical scheme of the invention is realized as follows: an electric hoist capable of uniformly winding wires comprises a motor, a winding speed reducer, a winding drum arranged between the motor and the winding speed reducer, and a movable wire holding assembly, wherein a conveying line penetrates through the movable wire holding assembly to be connected onto the winding drum; the movable cable-pulling assembly comprises a fixed plate, a first pair of bearings, a second pair of bearings, a guide rod, a rotary table and a guide shoe, wherein the first pair of bearings and the second pair of bearings are arranged on the fixed plate; the side of the winding drum is provided with a plurality of photoelectric switches, and the motor, the turntable speed regulator and the photoelectric switches are connected with the controller through wires.

Preferably, an elastic bunching device and/or a floating-wire preventing device are/is arranged below the movable cable-pulling assembly, so that the disorder of the conveying line is prevented, and the whole equipment runs more stably.

Preferably, the elastic bunching device comprises an outer frame, a bunching ring and a plurality of tension springs for connecting the outer frame and the bunching ring, and the elastic limitation reduces damage to the conveying line.

Preferably, the device for preventing floating comprises a positioning baffle plate, a first rotating wheel and a second rotating wheel, wherein the first rotating wheel and the second rotating wheel are arranged on the positioning baffle plate, and the conveying line penetrates through a gap between the first rotating wheel and the second rotating wheel to prevent the conveying line from floating disorderly.

Preferably, the guide rod is provided with a threading bearing, the conveying line penetrates through the threading bearing, the conveying line runs more stably in the threading bearing, and damage to the conveying line during winding is reduced.

Preferably, the guide rod is provided with a conveying line guide wheel, so that the guide is more accurate, the conveying line can be stably and tightly wound on the winding drum, and the whole equipment is more precise and stable.

Preferably, a moving wheel set and a guide rail are arranged above the motor and the winding speed reducer, and the moving wheel set and the guide rail are used for enabling the winding drum 3 to transversely shift to meet the requirements of different working conditions.

The operation specification shows that the motor and the winding speed reducer drive the reel to rotate together, the conveying line is tiled on the reel in a first layer, the guide rod drives the conveying line to complete winding of a tiled layer from one end of the reel to the other end, the specific action is that the turntable speed regulator and the turntable motor drive the turntable to rotate, the first turntable pin and the second turntable pin rotate along with the turntable, when the first turntable pin is in contact with the guide rod slider, the guide rod is positioned at the rightmost end, namely the end of the reel, which just starts to wind, the first turntable pin rotates to drive the guide rod to move left, the conveying line moves left, the conveying line is uniformly wound on the reel from right to left, the left moving speed of the conveying line driven by the guide rod is the same as the left moving speed of the conveying line uniformly wound on the reel from right to left, when the first turntable pin continues to rotate and just needs to be separated from the guide rod slider, the guide rod drives the conveying line to reach the leftmost end position, and the first tiled layer on the reel is just fully wound, when the second flat laying layer is just wound, one end of the guide shoe is located at a lower position and just contacts with a second rotating disc pin which rotates, the second rotating disc pin drives the guide shoe to rotate, overlap and match with the guide rod pin, the guide rod drives the conveying line to uniformly move from the left end to the right end until the conveying line is fully paved on a winding drum in a second layer, when the rightmost end is reached, the second rotating disc pin happens to just separate from one end of the guide shoe and contacts with the guide rod sliding block, and the first pair of bearings and the second pair of bearings play a role in limiting and conveying the guide rod at a sliding position in the whole process; by analogy, the conveying line is uniformly paved on the winding drum from left to right and then from right to left by the same principle. It should explain very much, each tiling layer is corresponding a photoelectric switch, because each tiling layer radius is different, sense different tiling layers through photoelectric switch, the winding radius through different tiling layers calculates the motor and the turn ratio of carousel motor, total controller adjusts motor and carousel motor turn ratio, make though different tiling layers, the transfer chain is the same with guide arm translation rate all the time around the horizontal winding speed of reel, the final realization, each tiling layer can both be even stable the full of.

The beneficial effects of the invention are simply and incompletely summarized as follows: firstly, the uniform winding of the conveying line on the winding drum is realized, the winding is uniform, and the winding process is very stable; secondly, the motors are adopted for control, so that synchronous lifting of a plurality of electric hoists can be realized, and integral accurate control is realized; thirdly, the winding is paid off at any time, the operation is stable, the damage of the winding and paying off process to the conveying line is small, and the working efficiency is greatly improved. Has good popularization and practical value, and can generate good economic and social benefits by wide popularization and application.

Drawings

Fig. 1 is a schematic view of the overall structure of an electric hoist capable of uniformly winding wires according to the present invention;

fig. 2 is a schematic view of a top view of a movable cable assembly of the electric hoist capable of uniformly winding wires according to the present invention;

fig. 3 is a schematic structural view of an electric hoist elastic wire bunching device capable of uniformly winding wires according to the invention;

fig. 4 is a schematic structural diagram of an electric hoist drum capable of uniformly winding wires according to the present invention.

Fig. 5 is a schematic structural view of a wire winding preventing device of an electric hoist capable of winding wires uniformly according to the present invention.

Fig. 6 is an enlarged schematic view of a portion a of fig. 1 of the electric hoist capable of uniformly winding wires according to the present invention.

The automatic wire winding machine comprises a motor 1, a winding speed reducer 2, a winding drum 3, a moving wire-pulling assembly 4, a fixing plate 41, a first pair of bearings 43, a second pair of bearings 44, a guide rod 45, a rotary disc 46, a guide shoe 47, a guide rod sliding block 48, a guide rod pin 49, a first rotary disc pin 50, a second rotary disc pin 51, a rotary disc speed regulator 52, a rotary disc motor 53, a threading bearing 53, a conveying line 5, a photoelectric switch 6, an elastic wire bunching device 7, an outer frame 71, an outer frame 72, a wire bunching ring 73, a tension spring 8, an anti-floating wire device 81, a positioning baffle plate 82, a first rotary wheel 82, a second rotary wheel 83, a conveying line guide wheel 9, a moving wheel set 10 and a guide rail 11.

Detailed Description

For the purpose of enhancing the understanding of the present invention, the following detailed description of an electric hoist capable of winding wire uniformly is provided in conjunction with the examples and the accompanying drawings, which are provided for the purpose of illustration only and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 6, an electric hoist capable of winding wires uniformly comprises a motor 1, a winding speed reducer 2, a winding drum 3 arranged between the motor 1 and the winding speed reducer 2, and a mobile wire-holding assembly 4, wherein a conveying line 5 is connected to the winding drum 3 through the mobile wire-holding assembly 4; the movable cable-pulling assembly 4 comprises a fixed plate 41, a first pair of bearings 42 and a second pair of bearings 43 which are arranged on the fixed plate 41, a guide rod 44 which is connected with the first pair of bearings 42 and the second pair of bearings 43 in a matching way, a rotary disc 45 which is arranged on the fixed plate 41, and a guide shoe 46 which is arranged on the fixed plate 41, wherein the guide rod 44 is provided with a guide rod slide block 47 and a guide rod pin 48, the rotary disc 45 is provided with a first rotary disc pin 49 and a second rotary disc pin 50, the first rotary disc pin 49 and the second rotary disc pin 50 are connected with the guide rod slide block 47 and one end of the guide shoe 46 in a matching way when the rotary disc 45 rotates, the other end of the guide shoe 46 is connected with the guide rod pin 48 in a matching way, and the rotary disc 45 is connected with a rotary disc speed regulator 51 and a rotary disc motor 52; a plurality of photoelectric switches 6 are arranged on the side surface of the winding drum 3, and the motor 1, the turntable speed regulator 51 and the photoelectric switches 6 are connected with a controller through wires; an elastic bunching device 7 and/or a floating-wire preventing device 8 are/is arranged below the movable cable-seizing assembly 4; the elastic thread tying device 7 includes an outer frame 71, a thread tying ring 72, and a plurality of tension springs 73 connecting the outer frame 71 and the thread tying ring 72; the anti-floating wire device 8 comprises a positioning baffle plate 81, a first rotating wheel 82 and a second rotating wheel 83 which are arranged on the positioning baffle plate 81, and the conveying line 5 penetrates through a gap between the first rotating wheel 82 and the second rotating wheel 83; the guide rod 44 is provided with a threading bearing 53, and the conveying line 5 passes through the threading bearing 53; the guide rod 44 is provided with a conveying line guide wheel 9; and a moving wheel set 10 and a guide rail 11 are arranged above the motor 1 and the winding speed reducer 2.

In the description, the motor 1 and the winding speed reducer 2 drive the winding drum 3 to rotate together, the conveying line 5 is laid on the winding drum 3 in the first layer, the guide rod 44 drives the conveying line 5 to complete winding of a laid layer from one end of the winding drum 3 to the other end, the specific action is that the rotary disc speed regulator 51 and the rotary disc motor 52 drive the rotary disc 45 to rotate, the first rotary disc pin 49 and the second rotary disc pin 50 rotate along with the rotary disc, when the first rotary disc pin 49 contacts with the guide rod slider 49, the guide rod 45 is at the rightmost end, namely, the end of the winding drum 3 where winding is just started, the first rotary disc pin 49 rotates to drive the guide rod 45 to move left, the conveying line 5 moves left, the conveying line 5 is uniformly wound on the winding drum 3 from right to left, the guide rod 45 drives the conveying line 5 to move left at the same speed as the uniform winding speed of the conveying line 5 from right to left on the winding drum 3, and when the first rotary disc pin 49 continues to rotate just separate from the guide rod slider 47, the guide rod 45 drives the conveying line 5 to reach the leftmost position, at the moment, the first flat laying layer on the winding drum is just fully wound, the second flat laying layer winding is just started, at the moment, one end of the guide shoe 46 is located at a lower position and just contacts with the second rotating disc pin 50 which rotates, the second rotating disc pin 50 drives the guide shoe 46 to rotate and overlap to be matched with the guide rod pin 48, the guide rod 44 drives the conveying line 5 to uniformly move from the left end to the right end until the conveying line 5 is fully laid on the winding drum 3 to form a second layer, when the rightmost end is reached, the second rotating disc pin 50 is just separated from one end of the guide shoe 46 and contacts with the guide rod sliding block 47, and the first pair of bearings 42 and the second pair of bearings 43 play roles in limiting and sliding position conveying on the guide rod 44 in the whole process; by analogy, the same principle is adopted, the conveying line 5 surrounds the reel 3 from left to right, and then the uniform laying process of the conveying line 5 on the reel 3 is completed from right to left. It should be noted that, each tiled layer corresponds to a photoelectric switch 6, because each tiled layer radius is different, sense different tiled layers through photoelectric switch 6, calculate the turn ratio of motor 1 and carousel motor 52 through the winding radius of different tiled layers, the controller adjusts the turn ratio of motor 1 and carousel motor 52, make despite different winding layers, transfer chain 5 is the same with guide arm 44 translation speed all the time around the horizontal winding speed of reel 3, finally realize, each tiled layer can both be evenly stable the full.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. An electric hoist capable of uniformly winding wires is characterized by comprising a motor (1), a winding speed reducer (2), a winding drum (3) arranged between the motor (1) and the winding speed reducer (2), and a movable wire collecting assembly (4), wherein a conveying line (5) penetrates through the movable wire collecting assembly (4) to be connected to the winding drum (3);

the movable cable-pulling assembly (4) comprises a fixed plate (41), a first pair of bearings (42) and a second pair of bearings (43) which are arranged on the fixed plate (41), a guide rod (44) which is matched and connected with the first pair of bearings (42) and the second pair of bearings (43), a rotary disc (45) which is arranged on the fixed plate (41), and a guide shoe (46) which is arranged on the fixed plate (41), wherein a guide rod slide block (47) and a guide rod pin (48) are arranged on the guide rod (44), a first rotary disc pin (49) and a second rotary disc pin (50) are arranged on the rotary disc (45), the first rotary disc pin (49) and the second rotary disc pin (50) are matched and connected with the guide rod sliding block (47) and one end of the guide shoe (46) when the rotary disc (45) rotates, the other end of the guide shoe (46) is matched and connected with the guide rod pin (48), the rotary table (45) is connected with a rotary table speed regulator (51) and a rotary table motor (52);

a plurality of photoelectric switches (6) are arranged on the side surface of the winding drum (3), and the motor (1), the turntable speed regulator (51) and the photoelectric switches (6) are connected with a controller through wires;

an elastic bunching device (7) and/or a floating-preventing device (8) are/is arranged below the movable cable-seizing assembly (4).

2. The electric hoist capable of uniformly winding wires according to claim 1, characterized in that the elastic wire bunching device (7) comprises an outer frame (71), a wire bunching ring (72), and a plurality of tension springs (73) connecting the outer frame (71) and the wire bunching ring (72).

3. The electric hoist capable of uniformly winding wires as claimed in claim 2, wherein the wire winding preventing device (8) comprises a positioning baffle plate (81), a first rotating wheel (82) and a second rotating wheel (83) which are arranged on the positioning baffle plate (81), and the conveying line (5) passes through a gap between the first rotating wheel (82) and the second rotating wheel (83).

4. An electric hoist capable of winding wire uniformly according to claim 3, characterized in that the guide rod (44) is provided with a threading bearing (53), and the conveying wire (5) passes through the threading bearing (53).

5. An electric hoist capable of winding wire uniformly according to any one of claims 1-3, characterized in that the guide rod (44) is provided with a wire guide wheel (9).

6. The electric hoist capable of uniformly winding wires as claimed in claim 5, characterized in that a moving wheel set (10) and a guide rail (11) are arranged above the electric motor (1) and the winding speed reducer (2).