Double-side driving mechanism of steel wire rope electric hoist

Abstract

The utility model relates to the field of electric hoist driving, in particular to a double-side driving mechanism of a steel wire rope electric hoist. The mechanism comprises a main box, a driving shell longitudinally, symmetrically and fixedly connected with the main box, a driving plate longitudinally, symmetrically and slidably connected with the main box, a speed reduction assembly fixedly connected to the driving plate, and an electric hoist assembly fixedly connected into the main box. When the driving mechanism stops working, the speed reduction assembly can work immediately and conduct speed reduction braking on the driving wheel and the driven wheel at the same time, the speed reduction effect on the driven wheel is extrusion speed reduction with increasing force, and the gradually-changed speed reduction effect greatly reduces damage to working parts of the mechanism due to the speed reduction effect. And in cooperation with deceleration of the driving wheel, the deceleration braking effect is effectively improved, the braking distance is greatly reduced, meanwhile, damage of the deceleration effect to the deceleration assembly is shared, the effect of the deceleration module is greatly improved, the service life of the deceleration module is greatly prolonged, and unnecessary resource loss and waste are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric hoist drive technical field, concretely relates to a kind of double-side drive mechanism of steel wire rope electric hoist. BACKGROUND

[0002] Steel wire rope electric hoist double-side drive technology is widely used in industrial manufacturing, logistics and warehousing scenes, such as automobile assembly line, machine tool maintenance for heavy component hoisting, improve production efficiency, warehouse goods handling, container loading and unloading, reduce labor cost, and also plays an important role in shipbuilding maintenance, mining and other high-precision or harsh working condition scenes.

[0003] In the prior art, the braking problem of steel wire rope electric hoist double-side drive mechanism is particularly prominent, because the load carried by it is mostly heavy articles, due to the large inertia of the large mass of articles, after the drive mechanism stops working, the goods will continue to displace a distance due to inertia, which not only causes irreversible damage to the mechanism parts, but also poses a safety hazard, therefore, a steel wire rope electric hoist double-side drive mechanism is proposed. UTILITY MODEL CONTENTS

[0004] The utility model aims to solve the problem in the prior art that because the load carried by it is mostly heavy articles, due to the large inertia of the large mass of articles, after the drive mechanism stops working, the goods will continue to displace a distance due to inertia, which causes irreversible damage to the mechanism parts and poses a safety hazard, and proposes a steel wire rope electric hoist double-side drive mechanism.

[0005] To achieve the above-mentioned purpose, the application adopts the following technical solutions:

[0006] A double-sided drive mechanism of a steel wire rope electric hoist, comprising: a main box and a drive shell, the top of the main box is fixedly connected with the drive shell in a symmetrical manner, the drive shell is slidably connected with a drive plate, the side away from each other of the drive plate is fixedly connected with a motor three, the output end of the motor three is provided with a gear four, the side close to the gear four of the drive plate is rotatably connected with a drive wheel and a driven wheel, the side close to the drive plate of the drive wheel is fixedly connected with a drive gear, the drive gear is meshingly connected with the gear four, the top of the drive plate close to the drive wheel is provided with a sliding groove, the sliding groove is slidably connected with a rack, the rack is meshingly connected with a gear one and a gear nine, the side away from the rack of the gear nine is fixedly connected with a gear five, the gear five is rotatably connected with the drive plate, the top of the drive plate away from the drive wheel is fixedly connected with a motor two, the output end of the motor two is provided with a threaded rod B, the side away from the drive plate of the threaded rod B is fixedly connected with a gear two, the side close to the rack of the drive plate is rotatably connected with a gear three, the gear three is meshingly connected with the gear two, the gear three is meshingly connected with a gear six, the side close to the gear four of the drive plate is fixedly connected with a speed reduction assembly one and a speed reduction assembly two, the speed reduction assembly one comprises the gear six meshingly connected with the gear three, and the speed reduction assembly two comprises the gear one meshingly connected with the rack.

[0007] When the motor three works, the drive gear is driven to rotate through the gear four meshing, and the drive wheel is driven to rotate along the beam rail; when the motor three stops working, the motor two starts to work; when the motor two works, the gear five is driven to rotate through the threaded rod B meshing, the gear nine is driven to rotate, and the rack is driven to slide; when the rack slides, the gear one is driven to rotate, the speed reduction assembly two works to slow down the driven wheel; meanwhile, when the motor two works, the gear two is driven to rotate through the threaded rod B, the gear three is driven to rotate, the gear six is driven to rotate, and the speed reduction assembly one works to slow down the drive wheel.

[0008] The circular edge of the drive wheel and the driven wheel is provided with a micro tooth pattern, the friction force of the beam rail is increased, and the effect of the speed reduction assembly two is increased; the surface of the drive wheel is provided with a micro groove pattern, and the effect of the speed reduction assembly one is increased.

[0009] The above scheme further comprises:

[0010] The speed reduction assembly one comprises: the gear six, the side away from the rack of the gear six is fixedly connected with a gear seven, the side away from the gear three of the gear seven is meshingly connected with a gear eight, the gear eight is rotatably connected with a fixed deck, and the fixed deck is slidably connected with speed reduction clamps sliding towards each other. The speed reduction assembly two comprises: the gear one, the side close to the driven wheel of the gear one is rotatably connected with a fixed board B, the fixed board B is slidably connected with a spring plate, the side away from the rack of the spring plate is fixedly connected with a spring, and the side away from the rack of the spring is fixedly connected with a speed reduction plate.

[0011] The grooves are arranged on the extrusion surface of the speed reduction clip and the speed reduction plate, so that the friction force of the speed reduction plate on the speed reduction surface is increased, and the speed reduction effect is enhanced.

[0012] The driving plate is symmetrically provided with sliding wheels on both sides. A bidirectional motor is fixedly connected to the center of one side of the main box close to the driving shell. A threaded rod A is arranged on the output end of the bidirectional motor. The threaded rod A is threadedly connected with the driving plate. Sliding openings are formed on both sides of the driving shell. The sliding openings correspond to the sliding wheels. The driving shell is provided with a buffer pad close to the top of the sliding opening.

[0013] One side of the main box is fixedly connected with a motor one. A gear box is arranged on the output end of the motor one. An electric hoist is fixedly connected to the side of the gear box away from the motor one.

[0014] The input end of the gear box is connected with the output end of the motor one. The output end of the gear box is connected with the rotating shaft of the electric hoist.

[0015] The inner side wall of the main box is fixedly connected with a hoisting wheel two. A steel wire rope is arranged on the electric hoist. The steel wire rope is slidably connected with a hoisting wheel one. The hoisting wheel one is slidably connected with the hoisting wheel two. A blocking device is fixedly connected to the steel wire rope. A control line is arranged on the blocking device. One end of the control line away from the blocking device is fixedly connected with the motor one.

[0016] The hoisting wheel one is fixedly connected with a hook fixing plate. The hook fixing plate is fixedly connected with a hook disc. The hook disc is fixedly connected with a hook.

[0017] Compared with the prior art, the present application has the following advantages:

[0018] 1. In the utility model, when the driving mechanism stops working, the two speed reduction assemblies act simultaneously. The spring arranged in the second speed reduction assembly also makes the speed reduction effect of the second speed reduction assembly gradually increase. With the action of the second speed reduction assembly, the compression degree of the spring increases, the spring force increases, the extrusion speed reduction effect is enhanced, the driving wheel and the driven wheel are simultaneously subjected to the speed reduction braking action of the first speed reduction assembly, the effect is better, and because of the action of the double assemblies, the speed reduction friction loss is also weakened and shared, so that the service life of the speed reduction assembly is greatly increased.

[0019] 2. In the utility model, the electric hoist adopts a double-rope structure, and the ropes are drawn out from both sides of the electric hoist. On the one hand, the stress of the electric hoist is dispersed to both sides, so that the damage of the hoisted object to the electric hoist is reduced. On the other hand, due to the stress of the double ropes, the stress positions of the steel wire rope are shared by two parts, so that the damage of the hoisted object to the steel wire rope is reduced, the service life of the electric hoist and the steel wire rope is greatly improved, and unnecessary resource loss is reduced.

[0020] 3、The utility model discloses, the hanger assembly is detachable fixed assembly, can adjust the angle of hanger disc according to need to the angle of hanger is adjusted and is applicable to different situation, improve the applicable situation of mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 The whole structure schematic diagram of the double-side drive mechanism of the steel wire rope electric hoist is provided for the utility model;

[0022] Figure 2 The whole section structure schematic diagram of the drive assembly of the utility model is provided for the utility model;

[0023] Figure 3 The partial section structure schematic diagram of the drive assembly of the utility model is provided for the utility model;

[0024] Figure 4 The partial structure schematic diagram of the drive assembly of the utility model is provided for the utility model;

[0025] Figure 5 The partial structure schematic diagram of the drive assembly of the utility model is provided for the utility model; Figure 4 The partial structure schematic diagram of the drive assembly of the utility model is provided for the utility model;

[0026] Figure 6 The partial structure schematic diagram of the drive assembly of the utility model is provided for the utility model;

[0027] Figure 7 The back whole structure schematic diagram of the speed reducer assembly of the utility model is provided for the utility model;

[0028] Figure 8 The front whole structure schematic diagram of the speed reducer assembly of the utility model is provided for the utility model;

[0029] Figure 9 The whole structure schematic diagram of the speed reducer assembly one of the utility model is provided for the utility model;

[0030] Figure 10 The whole structure schematic diagram of the speed reducer assembly two of the utility model is provided for the utility model;

[0031] Figure 11 The section structure schematic diagram of the speed reducer assembly two of the utility model is provided for the utility model;

[0032] Figure 12 The whole structure schematic diagram of the electric hoist of the utility model is provided for the utility model;

[0033] Figure 13 The side structure schematic diagram of the electric hoist of the utility model is provided for the utility model;

[0034] Figure 14 The whole structure schematic diagram of the hanger assembly of the utility model is provided for the utility model;

[0035] In the figure: 1, main box; 2, drive shell; 3, drive plate; 4, threaded rod A; 5, drive wheel; 6, speed reducer clip; 7, speed reducer plate; 8, buffer pad; 9, sliding port; 10, motor one; 11, control line; 12, steel wire rope; 13, lifting wheel one; 14, lifting hook; 15, lifting hook disc; 16, lifting hook fixing plate; 17, lifting wheel two; 18, motor two; 19, motor three; 20, sliding wheel; 21, two-way motor; 22, sliding groove; 23, rack; 24, gear one; 25, gear two; 26, gear three; 27, driven wheel; 28, gear four; 29, drive gear; 30, gear five; 31, gear six; 32, gear seven; 33, gear eight; 34, spring plate; 35, spring; 36, blocker; 37, electric hoist; 38, gear box; 39, fixed deck; 40, fixed B plate; 41, threaded rod B; 42, gear nine. DETAILED DESCRIPTION

[0036] The technical scheme of the utility model will be further described below in combination with the drawings and specific embodiments.

[0037] Embodiment one

[0038] Please refer to Figures 1-14 As shown in the figure, a double-sided drive mechanism of a steel wire rope electric hoist, comprising: main box 1 and drive shell 2, the top of main box 1 is fixedly connected with symmetric drive shell 2, drive shell 2 is slidingly connected with drive plate 3, the side of drive plate 3 away from each other is fixedly connected with motor three 19, the output end of motor three 19 is provided with gear four 28, the side of drive plate 3 close to gear four 28 is rotatably connected with drive wheel 5 and driven wheel 27, the side of drive wheel 5 close to drive plate 3 is fixedly connected with drive gear 29, drive gear 29 is meshingly connected with gear four 28, the top of drive plate 3 close to drive wheel 5 is provided with sliding groove 22, sliding groove 22 is slidingly connected with rack 23, rack 23 is meshingly connected with gear one 24 and gear nine 42, the side of gear nine 42 away from rack 23 is fixedly connected with gear five 30, gear five 30 is rotatably connected with drive plate 3, the top of drive plate 3 away from drive wheel 5 is fixedly connected with motor two 18, the output end of motor two 18 is provided with threaded rod B 41, the side of threaded rod B 41 away from drive plate 3 is fixedly connected with gear two 25, the side of drive plate 3 close to rack 23 is rotatably connected with gear three 26, gear three 26 is meshingly connected with gear two 25, gear three 26 is meshingly connected with gear six 31, the side of drive plate 3 close to gear four 28 is fixedly connected with speed reducer assembly one and speed reducer assembly two, speed reducer assembly one comprises gear six 31 meshingly connected with gear three 26, speed reducer assembly two comprises gear one 24 meshingly connected with rack 23;

[0039] The motor three 19 drives the gear 29 to rotate through the gear four 28 when working, and drives the driving wheel 5 to rotate along the beam track, when the motor three 19 stops working, the motor two 18 starts to work, the motor two 18 drives the gear five 30 to rotate through the threaded rod B 41 when working, drives the gear nine 42 to rotate, thereby the rack 23 slides, the rack 23 drives the gear one 24 to rotate when sliding, thereby the speed reduction assembly two works to reduce the speed of the driven wheel 27, at the same time, the motor two 18 drives the gear two 25 to rotate through the threaded rod B 41 when working, thereby the gear three 26 rotates, the gear three 26 drives the gear six 31 to rotate, thereby the speed reduction assembly one works to reduce the speed of the driving wheel 5.

[0040] The speed reduction assembly one comprises: the gear six 31, the gear seven 32 is fixedly connected to the side, away from the rack 23, of the gear six 31, the gear eight 33 is meshedly connected to the side, away from the gear three 26, of the gear seven 32, the gear eight 33 is rotatably connected with the fixed deck 39, and the speed reduction clamp 6 that slides oppositely is slidably connected to the fixed deck 39.

[0041] The speed reduction assembly two comprises: the gear one 24, the fixed B plate 40 is rotatably connected to the side, close to the driven wheel 27, of the gear one 24, the spring plate 34 is slidably connected to the fixed B plate 40, the spring 35 is fixedly connected to the side, away from the rack 23, of the spring plate 34, and the speed reduction plate 7 is fixedly connected to the side, away from the rack 23, of the spring 35.

[0042] The working principle of the double-side driving mechanism of the steel wire rope electric hoist is that when the driving mechanism works, the driving wheel 5 is driven to rotate, thereby the mechanism moves horizontally along the beam track, when the driving mechanism stops working, the motor two 18 starts to work, the threaded rod B 41 is driven to rotate, thereby the gear two 25 rotates, the gear two 25 drives the gear three 26 to rotate, thereby the gear six 31 rotates, the speed reduction assembly one is driven to work to reduce the speed, specifically, when the gear six 31 rotates, the gear seven 32 is driven to rotate, thereby the gear eight 33 rotates, the gear eight 33 rotates, thereby the speed reduction clamp 6 moves horizontally to the fixed deck 39, thereby the driving wheel 5 is clamped and reduced in speed; the threaded rod B 41 rotates at the same time, thereby the gear five 30 rotates, thereby the gear nine 42 rotates, the gear nine 42 rotates, thereby the rack 23 connected with the gear nine 42 slides, thereby the gear one 24 connected with the rack 23 rotates, the speed reduction assembly two is driven to work to reduce the speed, specifically, when the gear one 24 rotates, the spring plate 34 moves vertically downwards, thereby the speed reduction plate 7 moves downwards, thereby the driven wheel 27 is extruded and reduced in speed.

[0043] Embodiment two

[0044] Please refer to Figures 1-14As shown, the driving plate 3 is symmetrically provided with sliding wheels 20 on both sides. The main box 1 is fixedly connected with a bidirectional motor 21 at the center position of one side close to the driving shell 2, the bidirectional motor 21 is provided with a threaded rod A 4 at the output end, and the threaded rod A 4 is screw-connected with the driving plate 3. The driving shell 2 is provided with sliding openings 9 on both sides, the sliding openings 9 correspond to the sliding wheels 20, and the driving shell 2 is provided with buffer pads 8 at positions close to the top of the sliding openings 9 on both sides. The main box 1 is fixedly connected with a motor 10 on one side, the motor 10 is provided with a gear box 38 at the output end, and the gear box 38 is fixedly connected with an electric hoist 37 away from the motor 10. The inner side wall of the main box 1 is fixedly connected with a hanging wheel 17, the electric hoist 37 is provided with a steel wire rope 12, the steel wire rope 12 is slidingly connected with a hanging wheel 13, and the steel wire rope 12 is slidingly connected with the hanging wheel 17. The steel wire rope 12 is fixedly connected with a blocking device 36, the blocking device 36 is provided with a control line 11, and one end of the control line 11 away from the blocking device 36 is fixedly connected with the motor 10. The hanging wheel 13 is fixedly connected with a hanging hook fixing plate 16, the hanging hook fixing plate 16 is fixedly connected with a hanging hook disc 15, and the hanging hook disc 15 is fixedly connected with a hanging hook 14.

[0045] The working principle of the steel wire rope electric hoist double-sided driving mechanism is that the bidirectional motor 21 is controlled to work, the driving plate 3 is horizontally slid to approach each other, so that the mechanism is effectively clamped on the beam rail, the sliding wheel 20 greatly reduces the friction damage of the mechanism moving along the beam rail, and when reaching the end position of the beam rail, the buffer pad 8 touches the end baffle of the beam rail, so that the mechanism is protected from collision damage.

[0046] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A double-sided drive mechanism of a steel wire rope electric hoist, comprising: The utility model provides a main box (1) and drive shell (2), it is characterized by, the top fixed symmetry of main box (1) is connected with drive shell (2), drive shell (2) is slidably connected with drive plate (3), the side fixed connection of drive plate (3) is away from each other one side of drive plate (3) is rotatably connected with motor three (19), the output of motor three (19) is provided with gear four (28), the side rotatably connected with driving wheel (5) and driven wheel (27) of drive plate (3) is close to gear four (28), the side fixed connection of driving wheel (5) is close to drive plate (3) one side of driving wheel (5) is fixedly connected with drive gear (29), drive gear (29) is meshed with gear four (28), the side of drive plate (3) top is close to driving wheel (5) and is provided with the sliding slot (22) of drive plate (3), the sliding slot (22) is slidably connected with rack (23), rack (23) is meshed with gear one (24) and gear nine (42), gear nine (42) is fixedly connected with gear five (30) on the side away from rack (23), gear five (30) is rotatably connected with drive plate (3), the side fixed connection of drive plate (3) top is away from driving wheel (5) and is provided with motor two (18) of drive plate (3), the output of motor two (18) is provided with threaded rod beta (41), threaded rod beta (41) is fixedly connected with gear two (25) on the side away from drive plate (3), the side rotatably connected with gear three (26) of drive plate (3) is close to rack (23), gear three (26) is meshed with gear two (25), gear three (26) is meshed with gear six (31), the side fixed connection of drive plate (3) is close to gear four (28) and is provided with speed reducer subassembly one and speed reducer subassembly two, speed reducer subassembly one includes the gear six (31) of gear three (26) meshed connection, speed reducer subassembly two includes the gear one (24) of rack (23) meshed connection, When the motor three (19) works, gear four (28) is meshed and rotates drive gear (29), drives driving wheel (5) to rotate along beam rail, when the motor three (19) stops working, the motor two (18) starts to work, when the motor two (18) works, gear five (30) is meshed and rotated by threaded rod beta (41), drives gear nine (42) to rotate to make rack (23) slide, when rack (23) slides, gear one (24) is meshed and rotated to make speed reducer subassembly two work to decelerate driven wheel (27), at the same time, when the motor two (18) works, gear two (25) is rotated by threaded rod beta (41) to mesh and rotate gear three (26), gear three (26) is meshed and rotated gear six (31) to make speed reducer subassembly one work to decelerate driving wheel (5).

2. A double-sided drive mechanism of a steel wire rope electric hoist according to claim 1, characterized in that, The deceleration assembly one includes: gear six (31), the gear six (31) is fixedly connected with gear seven (32) away from one side of rack (23), gear seven (32) is meshed with gear eight (33) away from one side of gear three (26), gear eight (33) is rotatably connected with fixed deck (39), the fixed deck (39) is slidably connected with the opposite sliding deceleration clamp (6).

3. A double-sided drive mechanism of a steel wire rope electric hoist according to claim 1, characterized in that, The deceleration assembly two includes: gear one (24), gear one (24) is rotatably connected with fixed board B (40) near one side of driven wheel (27), the fixed board B (40) is slidably connected with spring plate (34), the spring plate (34) is fixedly connected with spring (35) away from one side of rack (23), the spring (35) is fixedly connected with deceleration plate (7) away from one side of rack (23).

4. A double-sided drive mechanism of a steel wire rope electric hoist according to claim 1, characterized in that, The driving plate (3) is symmetrically provided with sliding wheels (20) on both sides.

5. A double-sided drive mechanism of a steel wire rope electric hoist according to claim 1, characterized in that, The main box (1) is fixedly connected with a bidirectional motor (21) near the center position of one side of the driving shell (2), and the output end of the bidirectional motor (21) is provided with a threaded rod A (4) which is threadedly connected with the driving plate (3).

6. A double-sided drive mechanism of a steel wire rope electric hoist according to claim 1, characterized in that, The driving shell (2) is provided with sliding openings (9) on both sides, the sliding openings (9) correspond to the sliding wheels (20), and the driving shell (2) is provided with buffer pads (8) on both sides near the top of the sliding openings (9).

7. A double-sided drive mechanism of a steel wire rope electric hoist according to claim 1, characterized in that, The main box (1) is fixedly connected with a motor A (10) on one side, the output end of the motor A (10) is provided with a gear box (38), and the gear box (38) is fixedly connected with an electric hoist (37) away from the motor A (10).

8. A double-sided drive mechanism of a steel wire rope electric hoist according to claim 7, characterized in that, The inner side wall of the main box (1) is fixedly connected with a hoisting wheel B (17), the electric hoist (37) is provided with a steel wire rope (12), the steel wire rope (12) is slidably connected with a hoisting wheel A (13), and the hoisting wheel A (13) is slidably connected with the hoisting wheel B (17).

9. A double-sided drive mechanism of a steel wire rope electric hoist according to claim 8, characterized in that, The steel wire rope (12) is fixedly connected with a blocking device (36), the blocking device (36) is provided with a control line (11), and one end of the control line (11) away from the blocking device (36) is fixedly connected with the motor A (10).

10. A double-sided drive mechanism of a steel wire rope electric hoist according to claim 9, characterized in that, The steel wire rope (12) is slidably connected with a hoisting wheel A (13), the hoisting wheel A (13) is fixedly connected with a lifting hook fixing plate (16), the lifting hook fixing plate (16) is fixedly connected with a lifting hook disc (15), and the lifting hook disc (15) is fixedly connected with a lifting hook (14).

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