CN220926039U

CN220926039U - Hoisting transportation equipment

Info

Publication number: CN220926039U
Application number: CN202322759863.4U
Authority: CN
Inventors: 孙中进; 张继通; 梁杰
Original assignee: Eurocrane China Co ltd
Current assignee: Eurocrane China Co ltd
Priority date: 2023-10-13
Filing date: 2023-10-13
Publication date: 2024-05-10
Anticipated expiration: 2033-10-13

Abstract

The utility model relates to a hoisting and transporting device, comprising: a support plate; the guide rail is provided with a rack; the driving assembly comprises a first driving piece positioned on the supporting plate, the output end of the first driving piece is connected with a gear, and the gear is meshed with the rack; the driven wheel is rotationally connected with the supporting plate and abuts against the guide rail; and the hoisting assembly is connected with the supporting plate and comprises a second driving piece, and the output end of the second driving piece is connected with a hoisting tool. The hoisting and transporting equipment can prevent sliding and slipping and simultaneously prevent friction between the duct piece and the bottom of the tunnel.

Description

Hoisting transportation equipment

Technical Field

The utility model relates to the technical field of transportation equipment, in particular to hoisting transportation equipment.

Background

The shield tunneling machine is a tunneling machine using a shield tunneling method, and tunneling through the shield tunneling machine is the current main tunneling technology. In the process of tunneling a tunnel by the shield machine, the shield machine needs to replace the segments periodically, so that the segments are transported through the tunnel. In the tunneling process, the conditions of an ascending tunnel and a descending tunnel can occur under the influence of geology and the like, and the current common track can slip and slide in ascending and descending transportation. There are also modes of transportation by adopting a gear and chain mechanism, and the mode can prevent a car from sliding and skidding, but the tunnel is usually small in diameter, and the middle position of the chain can droop in the transportation process, so that the segment can be damaged due to friction between the segment and the bottom of the tunnel in the transportation process.

Disclosure of utility model

Therefore, the technical problem to be solved by the utility model is to provide the hoisting and transporting equipment, which can prevent the sliding and slipping of the trolley and simultaneously prevent the friction between the duct piece and the bottom of the tunnel.

In order to solve the technical problems, the utility model provides hoisting and transporting equipment, which comprises: a support plate; the guide rail is provided with a rack; the driving assembly comprises a first driving piece positioned on the supporting plate, the output end of the first driving piece is connected with a gear, and the gear is meshed with the rack; the driven wheel is rotationally connected with the supporting plate and abuts against the guide rail; and the hoisting assembly is connected with the supporting plate and comprises a second driving piece, and the output end of the second driving piece is connected with a hoisting tool.

In one embodiment of the utility model, at least two driven wheels are provided, and the position of the gear on the corresponding support plate is located between the driven wheels.

In one embodiment of the utility model, the driven wheels are provided with at least two gears, and the gear is positioned at the center of one of the driven wheels near one end of the guide rail.

In one embodiment of the utility model, a baffle is arranged at one end of the driven wheel, which is far away from the guide rail, and the baffle is arranged perpendicular to the side wall of the driven wheel.

In one embodiment of the utility model, the support plates are oppositely arranged, the support plates are connected through connecting rods, the section of the guide rail is I-shaped, and the guide rail is positioned between the support plates.

In one embodiment of the utility model, the second driving member is connected to the support plate by a hanging block.

In one embodiment of the utility model, the lifting appliance is a chain block, and a chain box is arranged on one side of the chain block.

In one embodiment of the utility model, the lifting device further comprises a lifting plate, the end part of the chain hoist is connected with lifting hooks, two fixing columns are arranged on the side wall of the lifting plate and are respectively clamped in the two lifting hooks which are oppositely arranged, a first connecting part is connected in the middle of the lifting plate, the end part of the first connecting part is columnar, and threads are arranged on the outer wall of the end part of the first connecting part.

In one embodiment of the utility model, two hanging plates are arranged at two ends of the fixed column.

In one embodiment of the utility model, the end part of the chain block is connected with a second connecting part, the second connecting part is rotatably connected with a third connecting part, the end part of the third connecting part is columnar, and the outer wall of the end part of the third connecting part is provided with threads.

Compared with the prior art, the technical scheme of the utility model has the following advantages:

According to the hoisting and transporting equipment, by adopting the driving mode of matching the gears with the racks, sliding and slipping can be prevented, meanwhile, friction between a duct piece and the bottom of a tunnel can be prevented, sagging of the middle position of a chain in the transporting process can not occur, and by adopting the matching of the driven wheels and the tracks, the overall stability of the equipment can be improved, and tilting and even overturning can not occur. By using different spreader combinations, it is possible to adapt to different sized products.

Drawings

In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which

FIG. 1 is a front view of a lifting transport apparatus of the present utility model;

FIG. 2 is a right side view of FIG. 1;

FIG. 3 is a cross-sectional view of a rail;

FIG. 4 is a schematic view of the gear and driven wheel installation;

FIG. 5 is a schematic diagram of another embodiment of FIG. 4;

FIG. 6 is a schematic view of a portion of the structure of FIG. 1;

Fig. 7 is a schematic diagram of another embodiment of fig. 6.

Description of the specification reference numerals: 1. a support plate; 2. a drive assembly; 3. hoisting the assembly; 4. a hanger plate; 5. a guide rail; 6. driven wheel; 7. products to be transported; 11. a connecting rod; 21. a first driving member; 22. a gear; 23. a drive shaft; 31. hanging blocks; 32. a second driving member; 33. a chain case; 34. a lifting appliance; 35. a lifting hook; 36. anti-falling buckle; 37. a second connecting portion; 38. a third connecting portion; 41. a first connection portion; 42. fixing the column; 51. a guide plate; 52. a connecting plate; 53. a rack; 61. a baffle; 62. and a driven shaft.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.

Referring to fig. 1 and 2, a lifting and transporting apparatus of the present utility model includes: a support plate 1; the guide rail 5 is provided with a rack 53; the driving assembly 2 comprises a first driving piece 21 positioned on the supporting plate 1, the output end of the first driving piece 21 is connected with a gear 22, and the gear 22 is meshed with the rack 53; the driven wheel 6 is rotatably connected with the supporting plate 1, and the driven wheel 6 is propped against the guide rail 5; the lifting assembly 3 is connected with the supporting plate 1 and comprises a second driving piece 32, and the output end of the second driving piece 32 is connected with a lifting appliance 34.

According to the hoisting and transporting device, the lifting appliance 34 is connected with the product 7 to be transported, and the second driving piece 32 drives the lifting appliance 34 to move so that the product 7 to be transported is suspended. The first driving piece 21 drives the gear 22 to rotate, and the gear 22 is meshed with the rack 53 on the guide rail 5, so that the first driving piece 21 can drive the product 7 to be transported to move, the driven wheel 6 is rotationally connected with the support plate 1 and is propped against the guide rail 5, the driven wheel 6 can roll along the guide rail 5 in the moving process of the support plate 1, and the whole hoisting and transporting equipment can be kept balanced. According to the hoisting and transporting equipment, by adopting the driving mode of matching the gear 22 with the rack 53, sliding and slipping can be prevented, meanwhile, friction between a duct piece and the bottom of a tunnel can be prevented, the condition that the middle position of a chain sags in the transporting process can not occur, and by adopting the matching of the driven wheel 6 and a track, the overall stability of the equipment can be improved, and the condition that tilting and even overturning can not occur.

The whole vertical setting that is of backup pad 1, guide rail 5 cross-section can set up to the L type, specifically, guide rail 5 comprises a connecting plate 52 that is parallel with backup pad 1 and a deflector 51 that is perpendicular with backup pad 1, connecting plate 52 is connected with one side of deflector 51, connecting plate 52 top and tunnel top fixed connection make guide rail 5 wholly fixed, the position that the deflector 51 upper side is close to connecting plate 52 is equipped with rack 53, rack 53 sets up along connecting plate 52 direction, drive assembly 2 is located only one side of guide rail 5 in this embodiment, be fit for the less product 7 of waiting to transport of transportation quality. Referring to fig. 3, in another embodiment, the support plates 1 are disposed opposite to each other, the support plates 1 are connected by a connecting rod 11, specifically, threads are provided on the side walls of the connecting rod 11, and the connecting rod 11 is fixed to the support plates 1 by nuts, so that the support plates 1 are kept stable during movement. The section of the guide rail 5 is I-shaped, specifically, the guide rail 5 is composed of a connecting plate 52 parallel to the supporting plate 1 and two guide plates 51 perpendicular to the supporting plate 1, the connecting plate 52 is connected to the middle position between the two guide plates 51, the guide plates 51 positioned at the top are fixedly connected with the top of a tunnel, the guide rail 5 is integrally fixed, racks 53 are symmetrically arranged on the upper side of the guide plates 51 positioned at the bottom and close to the connecting plate 52, the racks 53 are arranged along the direction of the connecting plate 52, the guide rail 5 is positioned between the two supporting plates 1, and the driving components 2 are symmetrically arranged on two sides of the guide rail 5 in the embodiment, so that the whole operation of the hoisting and transporting equipment is more stable, the stress is more balanced, and the products 7 with larger mass to be transported can be transported.

Referring to fig. 4 and 5, the driving assembly 2 includes a first driving member 21 located on the side of the support plate 1 away from the guide rail 5, the output end of the first driving member 21 is connected with a gear 22, the gear 22 is meshed with a rack 53, and the driven wheel 6 abuts against the guide rail 5. Specifically, the gear 22 is connected to the output end of the first driving member 21 through a driving shaft 23, and the first driving member 21 can drive the gear 22 to rotate. At least two driven wheels 6 are provided, the driven wheels 6 are rotatably connected with the support plate 1 through driven shafts 62, and the position of the gear 22 corresponding to the support plate 1 is located between the two driven wheels 6, namely, the position of the gear 22 projected onto the support plate 1 is located between the two driven wheels 6. The baffle 61 is arranged at one end, far away from the guide rail 5, of the driven wheel 6, the baffle 61 is perpendicular to the side wall of the driven wheel 6, and specifically, the baffle 61 is arranged around the driven wheel 6 in a circle, and the baffle 61 can prevent the gear 22 from colliding with the connecting plate 52 of the guide rail 5 due to offset in the transportation process of the hoisting transportation equipment. In order to prevent the gear 22 and the rack 53 from being unable to mesh at the corner of the tunnel gradient, the height of the saw teeth of the rack 53 on the guide rail 5 can be increased at the corner according to the size of the corner of the tunnel gradient, so that the gear 22 can be continuously meshed with the rack 53. And a round corner is arranged at the gradient corner of the guide rail 5, so that the hoisting and transporting equipment can be stably transited. In another embodiment, in order to prevent the gear 22 from being unable to engage with the rack 53 at the corner of the tunnel gradient, the gear 22 may be disposed at a central position of one of the driven wheels 6 near one end of the guide rail 5, i.e., the driving shaft 23 is disposed through the driven shaft 62, so that the gear 22 is concentric with the driven shaft 62, which embodiment can also enable the gear 22 to continuously engage with the rack 53 without changing the rack 53.

Referring to fig. 6 and 7, the hoist assembly 3 includes a second driving member 32 and a hoist 34. The second driving member 32 is connected with the support plate 1 through the hanging block 31, and the output end of the second driving member 32 is connected with the hanging tool 34. Specifically, the lifting appliance 34 is a chain hoist, and a chain box 33 for holding a chain is arranged on one side of the lifting appliance 34. When the support plates 1 are oppositely arranged, the hanging blocks 31 are connected between the support plates 1, and the second driving piece 32 is connected to the middle position of the bottom side of the hanging blocks 31. When the product 7 to be transported is large, two groups of hoisting and transporting equipment shown in fig. 1 are required to be transported simultaneously, the end parts of the chain hoist can be connected with lifting hooks 35, lifting hooks 4 are arranged between the lifting hooks 35, specifically, two fixing columns 42 are vertically arranged on the side wall of the lifting hooks 4 close to the two ends, the two fixing columns 42 are respectively clamped in the two lifting hooks 35 which are oppositely arranged, a first connecting part 41 is connected at the middle position of the lifting hooks 4, the end parts of the first connecting part 41 are columnar, threads are arranged on the outer walls of the end parts of the first connecting part 41, and the threads are connected with the product 7 to be transported, so that the lifting tool 34 can be connected with the product 7 to be transported. Preferably, the hook 35 may be provided with an anti-falling buckle 36, and after the fixing column 42 is clamped in the hook 35, the anti-falling buckle 36 can spring outwards to block the opening position of the hook 35. Preferably, in order to prevent the hanger plate 4 from sliding off the side of the hanging hook 35, the hanger plate 4 may be installed at both ends of the fixing post 42, thereby ensuring the transportation stability of the hanging transportation device. When the product 7 to be transported is smaller, only one group of hoisting and transporting equipment is needed for transportation, the end part of the chain hoist can be connected with the second connecting part 37, the second connecting part 37 is integrally 匚 -shaped and comprises opposite side plates and a top plate vertically connected with the end parts of the side plates, a third connecting part 38 is rotationally connected between the two side plates, the end parts of the third connecting part 38 are columnar, the outer wall of the end part of the third connecting part 38 is provided with threads, and the threads can be connected with the product 7 to be transported, so that the lifting appliance 34 can be connected with the product 7 to be transported.

When the lifting device is used, the end part of the lifting appliance 34 is connected with the product 7 to be transported, then the second driving piece 32 is started, and the second driving piece 32 drives the lifting appliance 34 to move, so that the product 7 to be transported is suspended. The first driving member 21 is then activated, and the first driving member 21 drives the gear 22 to rotate, thereby driving the product 7 to be transported to move, and the driven wheel 6 rolls on the guide rail 5 until it moves to a specified position along the guide rail 5.

According to the hoisting and transporting equipment, by adopting the driving mode of matching the gear 22 with the rack 53, sliding and slipping can be prevented, meanwhile, friction between a duct piece and the bottom of a tunnel can be prevented, the condition that the middle position of a chain sags in the transporting process can not occur, and by adopting the matching of the driven wheel 6 and a track, the overall stability of the equipment can be improved, and the condition that tilting and even overturning can not occur. By using different spreader 34 combinations, it is possible to adapt to different sizes of products.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims

1. A lifting and transporting apparatus, comprising:

a support plate;

the guide rail is provided with a rack;

the driving assembly comprises a first driving piece positioned on the supporting plate, the output end of the first driving piece is connected with a gear, and the gear is meshed with the rack;

The driven wheel is rotationally connected with the supporting plate and abuts against the guide rail;

And the hoisting assembly is connected with the supporting plate and comprises a second driving piece, and the output end of the second driving piece is connected with a hoisting tool.

2. Hoisting transportation apparatus as claimed in claim 1, characterized in that: the driven wheels are at least provided with two gears, and the positions of the gears on the corresponding support plates are located between the driven wheels.

3. Hoisting transportation apparatus as claimed in claim 1, characterized in that: the driven wheels are at least provided with two gears, and the gears are positioned at the center position of one driven wheel, which is close to one end of the guide rail.

4. Hoisting transportation apparatus as claimed in claim 1, characterized in that: and a baffle is arranged at one end, far away from the guide rail, of the driven wheel, and the baffle is perpendicular to the side wall of the driven wheel.

5. Hoisting transportation apparatus as claimed in claim 1, characterized in that: the support plates are oppositely arranged, the support plates are connected through the connecting rods, the sections of the guide rails are I-shaped, and the guide rails are positioned between the support plates.

6. Hoisting transportation apparatus as claimed in claim 1, characterized in that: the second driving piece is connected with the supporting plate through a hanging block.

7. Hoisting transportation apparatus as claimed in claim 1, characterized in that: the lifting appliance is a chain block, and a chain box is arranged on one side of the chain block.

8. The lifting and transporting apparatus of claim 7, wherein: still include the hanger plate, chain hoist end connection has the lifting hook, be equipped with two fixed columns on the hanger plate lateral wall, two the fixed column card respectively in two lifting hooks of relative setting, hanger plate intermediate position is connected with first connecting portion, first connecting portion tip is the column, and first connecting portion tip outer wall is equipped with the screw thread.

9. The lifting and transporting apparatus of claim 8, wherein: the hanging plates are arranged in two, and are positioned at two ends of the fixed column.

10. The lifting and transporting apparatus of claim 7, wherein: the end part of the chain block is connected with a second connecting part, the second connecting part is rotationally connected with a third connecting part, the end part of the third connecting part is columnar, and the outer wall of the end part of the third connecting part is provided with threads.