CN211198424U

CN211198424U - Metallurgical professional endless chain electric block worm gear transmission device

Info

Publication number: CN211198424U
Application number: CN201921120069.2U
Authority: CN
Inventors: 刘卫斌
Original assignee: Hubei Zhuoneng Lifting Machinery Co ltd
Current assignee: Hubei Zhuoneng Lifting Machinery Co ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-08-07
Anticipated expiration: 2029-07-17

Abstract

The utility model relates to the technical field of electric block production and manufacture, and discloses a metallurgical professional endless chain electric block worm gear transmission device, which comprises a box body, a walking trolley, a controller, a chain, a hook, a motor, a spring, a worm wheel, a transmission belt, a gear and a chain wheel, wherein the motor drives the gear to rotate and then drives the transmission belt to run, the other end of the transmission belt is connected with the transmission wheel, the rotating transmission wheel drives the worm wheel to rotate, the worm wheel rotates to ensure that the worm wheel and worm speed reducer runs stably, after the rotation speed reduction of the worm wheel and worm speed reducer, the rotation force is dispersed to two same chain wheels through the gear connected with the worm wheel, the chain wheel rotates to drive the chain to ascend and descend, thereby achieving the effect of lifting and putting down heavy objects, the utility model has the advantages of simple transmission structure, stable and fine control effect and the like, is particularly suitable for fine operation in metallurgy industry.

Description

Metallurgical professional endless chain electric block worm gear transmission device

Technical Field

The utility model relates to an electric block manufacturing technical field specifically is a metallurgical specialty endless chain electric block worm gear.

Background

The electric chain hoist is a light and small hoisting device, consists of a motor, a transmission mechanism and a chain wheel, has a wide application range, is widely applied to industries such as large plants, warehouses, wind power generation, logistics, wharfs, metallurgy and the like, and is frequently used in the metallurgy production process to hoist metal materials melted into liquid.

At present, current electric block is all stable inadequately when using in metallurgical production process, produces easily and rocks and then unrestrained metal liquid, causes certain danger, and the main reason that produces and rock is because the transmission structure among the chain electric block is stable inadequately, can not guarantee the accuracy nature of meticulous operation, how can let chain electric block steady operation become the technological problem that an urgent need solved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a metallurgical specialty endless chain electric block worm gear possesses advantages such as the transmission is stable, has solved the not stable enough problem of transmission.

(II) technical scheme

For the purpose that realizes the above-mentioned transmission stability, the utility model provides a following technical scheme: a metallurgical professional endless chain electric hoist worm gear transmission device comprises a box body, wherein a walking trolley is fixedly connected to the top of the box body, a connecting line is fixedly connected to one side of the box body, a controller is fixedly connected to the bottom of the connecting line, a fixed chain is fixedly connected to the other side and the left side of the bottom of the box body, a chain box is fixedly connected to the bottom of the fixed chain, a chain is movably connected to the right side of the bottom of the box body, a lifting hook is fixedly connected to the bottom of the chain, a guide block is fixedly connected to the inner bottom wall of the box body, a motor box is fixedly connected to the right inner wall of the box body, the right inner wall of the motor box is fixedly connected to the bottom of a motor, a pressure buffering cushion is movably connected to a gap between the motor and the motor box, an anti-falling block, the outer surface of the driving wheel a is in transmission connection with the inner wall of the driving belt, the bottom of the driving belt is movably connected with a driving wheel b, the inside of the driving wheel b is movably connected with a ball, the center of the driving wheel b is inserted with a fixed rod, the top end of the fixed rod is fixedly connected with a spring bottom plate, the inward side of the spring bottom plate is fixedly connected with a spring top plate, the inside of the driving wheel b is fixedly connected with a worm a and a worm b, the outer wall of the worm a is movably connected with a worm wheel a, the outer wall of the worm wheel a is meshed with a gear a, the outer wall of the gear a is meshed with a gear b, the outer wall of the gear b is meshed with a gear e, the top of the gear e is fixedly connected with a chain wheel a, the outer wall of the worm b is movably connected with a, the outer wall of the gear c is meshed with a gear d, and the top of the gear d is fixedly connected with a chain wheel b.

Preferably, two notches are formed in the bottom of the box body, the chain on the lifting hook enters the box body from one notch, and the chain on the lifting hook exits the box body from the other notch and enters the chain box, so that the length of the chain can be conveniently adjusted, and a heavy object can be freely lifted or put down.

Preferably, the motor box is provided with a notch on the box wall on one side facing inwards, so that an output shaft of the motor can conveniently extend out.

Preferably, the spring bottom plate, the spring and the spring top plate are respectively provided with two springs and are respectively distributed at the outward ends of the worm a and the worm b, so that the effect of fixing the worm a and the worm b is achieved, and the situation that the worm a and the worm b are dislocated accidentally is prevented.

Preferably, the worm a and the worm b are hollow, and fixed rods are inserted to fix the positions of the worm a and the worm b.

Preferably, the worm a and the worm b are identical, the worm wheel a and the worm wheel b are identical, the chain wheel a and the chain wheel b are identical, the big gear and the small gear are identical, and the transmission force is identical.

Preferably, the gear a, the gear b, the gear c, the gear d and the gear e are completely identical in size and structure.

(III) advantageous effects

Compared with the prior art, the utility model provides a metallurgical specialty electric block worm gear possesses following beneficial effect:

1. this metallurgical specialty endless chain electric block worm gear, through the side-to-side motion of controller control walking dolly and the up-and-down motion of lifting hook, the lifting hook up-and-down motion makes the chain business turn over in the chain case, and the heavy object is hung in the lifting hook extension, and rethread sprocket an and sprocket b's articulated messenger chain rises, uses through the cooperation between controller, walking dolly, lifting hook, chain case, chain and the sprocket to accurate stable lift heavy object's effect has been reached.

2. The metallurgical special endless chain electric hoist worm gear transmission device drives a transmission wheel a to rotate through a motor, the transmission wheel a rotates to drive a transmission belt to run, the transmission belt moves to drive a transmission wheel b to rotate, the transmission wheel b rotates to drive a worm a and a worm b to rotate, the worm a rotates to drive a chain wheel a to rotate through the transmission effect of the worm wheel a, the gear b and a gear e, the worm b rotates to drive a chain wheel b to rotate through the transmission effect of the worm wheel b, the gear c and the gear d, the chain wheel a and the chain wheel b rotate to enable a chain to be stretched freely, the transmission wheel a, the transmission belt, the transmission wheel b, the worm a, the worm b, the worm wheel a, the gear b, the gear e, the chain wheel a, the worm b, the worm wheel b, the gear c, the gear d, the chain wheel b and the chain are matched for use, so that the effect of stably and accurately controlling the electric hoist is achieved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the case of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of a portion B of FIG. 2 according to the present invention;

FIG. 5 is an enlarged schematic view of a transmission belt portion according to the present invention;

FIG. 6 is a rear view of a portion of a sprocket b according to the present invention;

fig. 7 is a rear view of a portion of the sprocket a according to the present invention.

In the figure: 1-box body, 2-walking trolley, 3-connecting line, 4-controller, 5-chain, 6-hook, 7-fixed chain, 8-chain box, 9-motor box, 10-motor, 11-slow pressing pad, 12-anti-drop block, 13-transmission belt, 14-worm a, 15-spring bottom plate, 16-spring, 17-sprocket b, 18-guide block, 19-spring top plate, 20-worm wheel a, 21-gear a, 22-gear b, 23-sprocket a, 24-worm b, 25-worm wheel b, 26-gear c, 27-transmission wheel a, 28-transmission wheel b, 29-round ball, 30-gear d, 31-gear e and 32-fixed rod.

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. 1-7, a metallurgical professional endless chain electric block worm gear transmission device comprises a box body 1, a traveling trolley 2 is fixedly connected to the top of the box body 1, a connecting wire 3 is fixedly connected to one side of the box body 1, a controller 4 is fixedly connected to the bottom of the connecting wire 3, a fixed chain 7 is fixedly connected to the other side and the left side of the bottom of the box body 1, a chain box 8 is fixedly connected to the bottom of the fixed chain 7, a chain 5 is movably connected to the right side of the bottom of the box body 1, two notches are formed in the bottom of the box body 1, the chain 5 on a hook 6 enters the box body 1 from one notch, the chain 5 exits the box body 1 from the other notch and enters the chain box 8, the length of the chain 5 is adjusted, a free lifting or weight putting down is realized, the bottom of the chain 5 is fixedly connected with the hook 6, a guide block 18, the inner side of the box wall of the motor box 9 is provided with a notch, so that the output shaft of the motor 10 extends out, the right inner wall of the motor box 9 is fixedly connected with the bottom of the motor 10, a gap between the motor 10 and the motor box 9 is movably connected with a slow-pressing pad 11, the top end of the output shaft of the motor 10 is fixedly connected with an anti-falling block 12, the middle part of the output shaft of the motor 10 is fixedly connected with a driving wheel a27, the outer surface of the driving wheel a27 is in transmission connection with the inner wall of a transmission belt 13, the bottom of the transmission belt 13 is movably connected with a driving wheel b28, the inside of the driving wheel b28 is movably connected with a round ball 29, the center of the driving wheel b28 is inserted with a fixed rod 32, the top end of the fixed rod 32 is fixedly connected with a spring bottom plate 15, the inner side of the spring bottom plate 15 is fixedly connected with a spring 16, the top end of the spring, the spring bottom plate 15, the spring 16 and the spring top plate 19 are respectively provided with two parts which are respectively distributed at the outward ends of a worm a14 and a worm b24 and play a role of fixing a worm a14 and a worm b24, the worm a14 and the worm b24 are hollow and are inserted with a fixing rod 32 and play a role of fixing the positions of the worm a14 and the worm b 14 and preventing the accidental dislocation of the worm a14 and the worm b 14, the worm a14 and the worm b 14 are fixedly connected inside a transmission wheel b 14, the worm wheel a14 is movably connected to the outer wall of the worm a14, the gear a14 is meshed to the outer wall of the gear a14, the gear b 14 is meshed to the outer wall of the gear a14, the gear e 14 is meshed to the outer wall of the gear e 14, the sprocket a14 is fixedly connected to the top of the gear e 14, the worm b 14 is movably connected to the outer wall of the worm b 14, the gear c 14 is meshed to the outer wall of the gear c 14, the sprocket d 14 is fixedly connected with the same structure, the transmission force is also the same.

The operation principle is that the controller 4 controls the motor 10 to operate, the motor 10 operates to drive the driving wheel a27 to rotate, the driving wheel a27 rotates to drive the driving belt 13 to operate, the driving belt 13 operates to drive the driving wheel b28 to rotate, the driving wheel b28 rotates to drive the worm a14 and the worm b24 to rotate, the worm a14 rotates to drive the worm wheel a20 to rotate, the worm wheel a20 rotates to drive the gear a21 to rotate, the gear a21 drives the gear b22, the gear b22 drives the gear e31, the gear e31 drives the chain wheel a23 to rotate, the worm b24 rotates to drive the worm wheel b25 to rotate, the worm wheel b25 drives the gear c26, the gear c26 drives the gear d30, the gear d30 rotates to drive the chain wheel b17 to rotate, and the chain wheel a23 and the chain wheel b17 cooperate to enable the chain 5 to contract, so that the electric hoist can accurately and stably operate in the metallurgical operation.

In conclusion, the metallurgical professional endless chain electric hoist worm gear transmission device controls the left and right movement of the traveling trolley 2 and the up and down movement of the lifting hook 6 through the controller 4, the lifting hook 6 moves up and down to enable the chain 5 in the chain box 8 to enter and exit, the lifting hook 6 extends to lift a heavy object, the chain 5 is lifted up through the hinging of the chain wheel a23 and the chain wheel b17, and the controller 4, the traveling trolley 2, the lifting hook 6, the chain box 8, the chain 5, the chain wheel a23 and the chain wheel b17 are matched for use, so that the effect of accurately and stably lifting the heavy object is achieved; the gear part is characterized in that a driving wheel a27 is driven by a motor 10, a driving belt 13 is driven by the driving wheel a27 to run, the driving belt 13 drives a driving wheel b 27 to rotate, the driving wheel b 27 rotates to drive a worm a27 and a worm b 27 to rotate, the worm a27 rotates to drive a chain wheel a27 to rotate through the transmission effect of a worm wheel a27, a gear b 27 and a gear e 27, the worm b 27 rotates through the transmission effect of a worm wheel b 27, the gear c 27 and a gear d 27, the chain wheel a27 and the chain wheel b 27 rotate to enable a chain 6 to be freely stretched, and the accurate chain wheel control effect of the chain can be achieved through the matching use among the driving wheels a27, the driving belt 13, the driving wheels b 27, the worm a27, the worm b 27, the worm wheel a27, the gear b 27, the worm wheel b 27, the worm wheel b 27, the.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a metallurgical specialty endless chain electric block worm gear, includes box (1), its characterized in that: the walking trolley is characterized in that the top of the box body (1) is fixedly connected with a walking trolley (2), one side of the box body (1) is fixedly connected with a connecting wire (3), the bottom of the connecting wire (3) is fixedly connected with a controller (4), the other side and the left side of the bottom of the box body (1) are fixedly connected with a fixed chain (7), the bottom of the fixed chain (7) is fixedly connected with a chain box (8), the right side of the bottom of the box body (1) is movably connected with a chain (5), the bottom of the chain (5) is fixedly connected with a lifting hook (6), the inner bottom wall of the box body (1) is fixedly connected with a guide block (18), the right inner wall of the box body (1) is fixedly connected with a motor box (9), the right inner wall of the motor box (9) is fixedly connected with the bottom of a motor (10), and a slow-pressing pad (11), the anti-falling device is characterized in that the top end of an output shaft of the motor (10) is fixedly connected with an anti-falling block (12), the middle part of the output shaft of the motor (10) is fixedly connected with a transmission wheel a (27), the outer surface of the transmission wheel a (27) is in transmission connection with the inner wall of a transmission belt (13), the bottom of the transmission belt (13) is movably connected with a transmission wheel b (28), the inside of the transmission wheel b (28) is movably connected with a round ball (29), a fixing rod (32) is inserted in the center of the transmission wheel b (28), the top end of the fixing rod (32) is fixedly connected with a spring bottom plate (15), one inward side of the spring bottom plate (15) is fixedly connected with a spring (16), the top end of the spring (16) is fixedly connected with a spring top plate (19), the inside of the transmission wheel b (28) is fixedly connected with a worm, the outer wall meshing of worm wheel a (20) has gear a (21), the outer wall meshing of gear a (21) has gear b (22), the outer wall meshing of gear b (22) has gear e (31), the top fixedly connected with sprocket a (23) of gear e (31), the outer wall swing joint of worm b (24) has worm wheel b (25), the outer wall meshing of worm wheel b (25) has gear c (26), the outer wall meshing of gear c (26) has gear d (30), the top fixedly connected with sprocket b (17) of gear d (30).

2. The metallurgical professional endless chain electric block worm gear transmission device of claim 1, which is characterized in that: two notches are formed in the bottom of the box body (1), the chain (5) on the lifting hook (6) enters the box body (1) from one notch, and the chain exits the box body (1) from the other notch and enters the chain box (8).

3. The metallurgical professional endless chain electric block worm gear transmission device of claim 1, which is characterized in that: the inward side of the motor box (9) is provided with a notch on the box wall.

4. The metallurgical professional endless chain electric block worm gear transmission device of claim 1, which is characterized in that: the spring bottom plate (15), the spring (16) and the spring top plate (19) are respectively provided with two springs and are respectively distributed at the outward ends of the worm a (14) and the worm b (24).

5. The metallurgical professional endless chain electric block worm gear transmission device of claim 1, which is characterized in that: the worm a (14) and the worm b (24) are hollow and are inserted by a fixing rod (32).

6. The metallurgical professional endless chain electric block worm gear transmission device of claim 1, which is characterized in that: the worm a (14) and the worm b (24) are identical, the worm wheel a (20) and the worm wheel b (25) are identical, and the chain wheel a (23) and the chain wheel b (17) are identical.

7. The metallurgical professional endless chain electric block worm gear transmission device of claim 1, which is characterized in that: the gear a (21), the gear b (22), the gear c (26), the gear d (30) and the gear e (31) are completely consistent in size and structure.