CN217297094U - Lifting device - Google Patents
Lifting device Download PDFInfo
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- CN217297094U CN217297094U CN202221312990.9U CN202221312990U CN217297094U CN 217297094 U CN217297094 U CN 217297094U CN 202221312990 U CN202221312990 U CN 202221312990U CN 217297094 U CN217297094 U CN 217297094U
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- wheel
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- connecting piece
- flexible connecting
- driving
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Abstract
This patent provides a lifting device that the size is less in vertical direction, and the object is at the lift in-process, can not horizontal migration. The flexible connecting device is provided with a reversing wheel, a reverse guide wheel, a flexible connecting piece and flexible rings meshed with a driving wheel and a driven wheel, wherein the driving wheel and the driven wheel are respectively arranged on a driving shaft and a driven shaft; the lower end of the flexible connecting piece is used for being connected with an object to be lifted, the upper end of the flexible connecting piece is connected with the flexible ring after the flexible connecting piece bypasses the reversing wheel, and the reverse guide wheel and the flexible connecting piece are positioned on the same side of the flexible ring in the horizontal direction; when the driving shaft rotates to drive the flexible ring to move around the driving wheel and the driven wheel, and the flexible connecting piece drives the lifted object to rise, the flexible connecting piece can bypass the reverse guide wheel.
Description
Technical Field
This patent relates to a lifting device that goes up and down through an object.
Background
When a heavy object is lifted by adopting a method of winding a steel wire rope by using a winding wheel, the diameter of the winding wheel is larger, and a larger space is occupied. Some winding wheels have smaller diameter, but the number of turns of the steel wire rope wound on the winding wheels is large, which inevitably causes the position of the steel wire rope in the axial direction of the winding wheels to be changed continuously, and causes large displacement change of the lifted heavy object in the horizontal direction in the lifting process. This problem is exacerbated especially when the height to which the object is to be lifted is large.
Disclosure of Invention
The object of this patent is to provide a lifting device that is small in size in the vertical direction and that does not allow objects to shift horizontally during lifting.
The lifting device is provided with a reversing wheel, a reverse guide wheel, a flexible connecting piece and flexible rings meshed with a driving wheel and a driven wheel, wherein the driving wheel and the driven wheel are respectively arranged on a driving shaft and a driven shaft; the lower end of the flexible connecting piece is used for being connected with an object to be lifted, the upper end of the flexible connecting piece is connected with the flexible ring after the flexible connecting piece bypasses the reversing wheel, and the reverse guide wheel and the flexible connecting piece are positioned on the same side of the flexible ring in the horizontal direction;
when the reversing wheel is close to one end of the driving wheel, the reverse guide wheel is rotatably arranged on the driven shaft; when the driving shaft rotates to drive the flexible ring to move around the driving wheel and the driven wheel, and the flexible connecting piece drives the lifted object to rise, the upper end of the flexible connecting piece firstly moves towards the direction close to the driven wheel, and after the flexible connecting piece bypasses the reverse guide wheel, the upper end of the flexible connecting piece moves towards the direction far away from the driven wheel;
alternatively, the first and second electrodes may be,
when the reversing wheel is close to one end of the driven wheel, the reverse guide wheel is rotationally arranged on the driving shaft; when the driving shaft rotates to drive the flexible ring to move around the driving wheel and the driven wheel, the upper end of the flexible connecting piece moves towards the direction close to the driving wheel in the process that the flexible connecting piece drives the lifted object to rise, and after the flexible connecting piece bypasses the reverse guide wheel, the upper end of the flexible connecting piece moves towards the direction far away from the driving wheel.
Foretell hoisting device is connected with the connecting block that extends to flexible connection spare one side on the flexible ring, and the flexible connection spare upper end links to each other with the connecting block.
The lifting device is provided with two driving wheels, two driven wheels and two flexible rings; in the horizontal direction, the reverse guide wheel and the flexible connecting piece are positioned between the two flexible rings; the upper end of the flexible connecting piece is connected with the two flexible rings on the two sides.
Foretell hoisting device is connected with the connecting block on two flexible rings jointly, and flexible connecting piece upper end links to each other with the connecting block.
The lifting device is provided with three driving wheels, three driven wheels and three flexible rings; two reversing wheels, two reverse guide wheels, two flexible connecting pieces and two connecting blocks are arranged; in the horizontal direction, each reverse guide wheel, each flexible connecting piece and each reversing wheel are positioned between two adjacent flexible rings; the reverse guide wheels, the flexible connecting pieces and the reversing wheels which are positioned between the two same flexible rings are called as rope wheel sets, and the number of the rope wheel sets is two; the upper end of the flexible connecting piece between the adjacent flexible rings is connected with the two flexible rings on the two sides of the flexible connecting piece;
when the reversing wheel in one rope wheel set is close to one end of the driving wheel, the reverse guide wheel in the rope wheel set is rotatably arranged on the driven shaft; when the driving shaft rotates to drive the flexible ring to move around the driving wheel and the driven wheel, and the flexible connecting piece in the rope wheel set drives the lifted object to rise, the upper end of the flexible connecting piece in the rope wheel set firstly moves towards the direction close to the driven wheel, and after the flexible connecting piece in the rope wheel set bypasses the reverse guide wheel in the rope wheel set, the upper end of the flexible connecting piece in the rope wheel set moves towards the direction far away from the driven wheel;
alternatively, the first and second electrodes may be,
when the reversing wheel in one rope wheel set is close to one end of the driven wheel, the reverse guide wheel in the rope wheel set is rotationally arranged on the driving shaft; the flexible connecting piece in the rope wheel set moves towards the direction close to the driving wheel firstly, and after the flexible connecting piece in the rope wheel set bypasses the reverse guide wheel in the rope wheel set, the upper end of the flexible connecting piece in the rope wheel set moves towards the direction far away from the driving wheel.
In the lifting device, the reversing wheel in one rope pulley set is arranged at one end close to the driving wheel, and the reverse guide wheel in the rope pulley set is rotatably arranged on the driven shaft; the reversing wheel in the other rope pulley set is close to one end of the driven wheel, and the reverse guide wheel in the other rope pulley set is rotatably arranged on the driving shaft.
Foretell hoisting device is connected with a connecting block on two adjacent flexible rings jointly, and every flexible connector upper end links to each other with a connecting block, and flexible connector and connecting block that link to each other all are located between two the same flexible rings.
The lifting device further comprises a rack, the driving shaft, the driven shaft and the reversing wheel are all rotatably arranged on the rack, and the rack is further provided with a driving device which is connected with the driving shaft and used for driving the driving shaft to rotate.
The beneficial effect of this patent: adopt the reverse wheel to change flexible connectors (such as rope, belt) vertical direction removal into the horizontal direction removal to horizontal migration's flexible ring (such as chain, belt etc.) drives flexible connectors's upper end, drives the object and reciprocates, and the whole circumference length of flexible ring is exactly the maximum height that the object goes up and down basically.
In this way the flexible loop is arranged in a horizontal direction, reducing the size of the reminder device in a vertical direction. Meanwhile, the object does not have displacement in the horizontal direction in the lifting process, and the lifting device is particularly suitable for lifting of objects with limiting requirements in the horizontal direction.
When adopting multiunit rope wheelset, a plurality of flexonics spare can go up and down in step, guarantees the steady vertical lift of object, and the object can not take place phenomenons such as upset, horizontal migration.
Drawings
FIG. 1 is an overall view of a lifting device of embodiment 1;
FIG. 2 is a schematic view of a lifting device;
fig. 3 is a perspective view of the lifting member.
FIG. 4 is another perspective view of the lifting member;
figure 5 is a further perspective view of the lifting member (with the flexible ring removed).
Fig. 6 is a perspective view of a lifting member of embodiment 2;
fig. 7 is another perspective view of the lifting member of embodiment 2.
In the figure, a driving shaft 100, a driven shaft 200, a frame 300, a driving device 400, a lifting part 500, a tensioning plate 600, a driving wheel 1, a driven wheel 2, a flexible ring 3, a reversing wheel 5, a reverse guide wheel 6, a flexible connecting piece 7, a connecting block 8, a reversing wheel I51, a reverse guide wheel I61, a flexible connecting piece I71, a connecting block I81, a reversing wheel II 52, a reverse guide wheel II 62, a flexible connecting piece II 72 and a connecting block II 82.
Detailed Description
Referring to fig. 1-5, a lifting device is shown for attachment to four corners of an object for simultaneous lifting.
The lifting device comprises a rack 300, a driving shaft 100 rotatably arranged on the rack, a driven shaft 200 rotatably arranged on a tension plate 600, a driving device 400 connected with the driving shaft and used for driving the driving shaft to rotate, and two lifting parts 500 with the same structure. The tension plate 600 is adjustably positioned at the frame 300 in a direction parallel to the length direction of the flexible ring 3 for adjusting the tension of the flexible ring 3.
The following mainly describes one lifting member 500.
In one lifting part 500, three driving wheels 1, three driven wheels 2 and three flexible rings 3 are arranged. The driving wheel and the driven wheel are respectively arranged on the driving shaft 100 and the driven shaft 200;
the flexible ring is meshed with the driving wheel and the driven wheel.
The two reversing wheels 5, the two reverse guide wheels 6, the two flexible connecting pieces (such as steel wire ropes and the like) 7 and the two connecting blocks 8 are all arranged, and comprise a first reversing wheel 51, a first reverse guide wheel 61, a first flexible connecting piece 71 and a first connecting block 81 in a first rope assembling wheel set, and a second reversing wheel 52, a second reverse guide wheel 62, a second flexible connecting piece 72 and a second connecting block 82 in a second rope assembling wheel set.
A reversing wheel I51 in the rope wheel group I is rotatably arranged on the frame and is close to one end of the driving wheel 1, and a reverse guide wheel I61 in the rope wheel group I is rotatably arranged on the driven shaft 2;
the second reversing wheel 52 in the second rope wheel set is rotatably arranged on the frame and is close to one end of the driven wheel 2, and the second reverse guide wheel 62 in the second rope wheel set is rotatably arranged on the driving shaft 1.
Two adjacent flexible rings are connected with a connecting block together. The upper end of a flexible connecting piece I71 in the rope pulley group I is connected with a connecting block I81, and the connected flexible connecting piece I71 and the connecting block I81 are positioned between the same two flexible rings. The upper end of the second flexible connecting piece 72 in the second rope combining wheel set is connected with the second connecting block 82, and the second flexible connecting piece 72 and the second connecting block 82 which are connected are located between the same two flexible rings.
The driving device 400 acts to drive the driving shaft to rotate, and the driving wheel on the driving shaft rotates to drive the flexible ring to move around the driving wheel and the driven wheel.
In the initial position before the object is not lifted, referring to fig. 3 and 4, the first connecting block 81 is located at the rightmost end (the side close to the driving shaft 100) of the upper part of the flexible ring 3, and the second connecting block 82 is located at the leftmost end (the side close to the driven shaft 200) of the lower part of the flexible ring 3. In the process of lifting an object, the upper end (the first connecting block 81) of the first flexible connecting piece 71 moves towards the direction close to the driven wheel 2 firstly until the first flexible connecting piece 71 bypasses the first reverse guide wheel 61, the upper end (the first connecting block 81) of the first flexible connecting piece 71 moves towards the direction far away from the driven wheel, and the lifting of the object is stopped when the upper end (the first connecting block 81) of the first flexible connecting piece 71 reaches the rightmost end (the side close to the driving shaft 100) of the lower part of the flexible ring 3; meanwhile, the upper end (the second connecting block 82) of the second flexible connecting piece 72 moves towards the direction close to the driving wheel 1 firstly until the second flexible connecting piece 72 bypasses the second reverse guide wheel 62, the upper end (the second connecting block 82) of the second flexible connecting piece 72 moves towards the direction far away from the driving wheel, and when the upper end (the second connecting block 82) of the second flexible connecting piece 72 reaches the leftmost end (the two sides close to the driven shaft 200) of the upper part of the flexible ring 3, the object is lifted to the maximum height.
For the embodiment, the lower ends of the four flexible connecting pieces are respectively connected with the four corners of the lifted object, the synchronous belt animal body stably ascends, and the object basically cannot move in the horizontal direction.
In the embodiment 1 shown in fig. 1-5, the driving pulley 1 and the driven pulley 2 are both chain wheels, and the flexible ring 3 is a chain.
In the embodiment 2 shown in fig. 6 and 7, the driving wheel 1 and the driven wheel 2 are both gears, the flexible ring 3 is a toothed belt, and the connecting block can be made of flexible material. The other structure is the same as embodiment 1.
Claims (8)
1. Hoisting device, characterized by: the flexible ring is provided with a reversing wheel, a reverse guide wheel, a flexible connecting piece and flexible rings which are meshed with a driving wheel and a driven wheel, wherein the driving wheel and the driven wheel are respectively arranged on a driving shaft and a driven shaft; the lower end of the flexible connecting piece is used for being connected with an object to be lifted, the upper end of the flexible connecting piece is connected with the flexible ring after the flexible connecting piece bypasses the reversing wheel, and the reverse guide wheel and the flexible connecting piece are positioned on the same side of the flexible ring in the horizontal direction;
when the reversing wheel is close to one end of the driving wheel, the reverse guide wheel is rotatably arranged on the driven shaft; when the driving shaft rotates to drive the flexible ring to move around the driving wheel and the driven wheel, and the flexible connecting piece drives the lifted object to rise, the upper end of the flexible connecting piece firstly moves towards the direction close to the driven wheel, and after the flexible connecting piece bypasses the reverse guide wheel, the upper end of the flexible connecting piece moves towards the direction far away from the driven wheel;
alternatively, the first and second electrodes may be,
when the reversing wheel is close to one end of the driven wheel, the reverse guide wheel is rotationally arranged on the driving shaft; when the driving shaft rotates to drive the flexible ring to move around the driving wheel and the driven wheel, the upper end of the flexible connecting piece moves towards the direction close to the driving wheel in the process that the flexible connecting piece drives the lifted object to rise, and after the flexible connecting piece bypasses the reverse guide wheel, the upper end of the flexible connecting piece moves towards the direction far away from the driving wheel.
2. A lifting device as claimed in claim 1, wherein: the flexible ring is connected with a connecting block extending towards one side of the flexible connecting piece, and the upper end of the flexible connecting piece is connected with the connecting block.
3. A lifting device as recited in claim 1, wherein: the number of the driving wheel, the driven wheel and the flexible ring is two; in the horizontal direction, the reverse guide wheel and the flexible connecting piece are positioned between the two flexible rings; the upper end of the flexible connecting piece is connected with the two flexible rings on the two sides.
4. A lifting device as claimed in claim 3, wherein: the two flexible rings are connected with a connecting block together, and the upper end of the flexible connecting piece is connected with the connecting block.
5. A lifting device as recited in claim 1, wherein: three driving wheels, three driven wheels and three flexible rings are arranged; two reversing wheels, two reverse guide wheels, two flexible connecting pieces and two connecting blocks are arranged; in the horizontal direction, each reverse guide wheel, each flexible connecting piece and each reversing wheel are positioned between two adjacent flexible rings; the reverse guide wheels, the flexible connecting pieces and the reversing wheels which are positioned between the two same flexible rings are called as rope wheel sets, and the number of the rope wheel sets is two; the upper end of the flexible connecting piece between the adjacent flexible rings is connected with the two flexible rings on the two sides of the flexible connecting piece;
when the reversing wheel in one rope wheel set is close to one end of the driving wheel, the reverse guide wheel in the rope wheel set is rotatably arranged on the driven shaft; when the driving shaft rotates to drive the flexible ring to move around the driving wheel and the driven wheel, and the flexible connecting piece in the rope wheel set drives the lifted object to rise, the upper end of the flexible connecting piece in the rope wheel set firstly moves towards the direction close to the driven wheel, and after the flexible connecting piece in the rope wheel set bypasses the reverse guide wheel in the rope wheel set, the upper end of the flexible connecting piece in the rope wheel set moves towards the direction far away from the driven wheel;
alternatively, the first and second liquid crystal display panels may be,
when the reversing wheel in one rope wheel set is close to one end of the driven wheel, the reverse guide wheel in the rope wheel set is rotationally arranged on the driving shaft; the flexible connecting piece in the rope wheel set moves towards the direction close to the driving wheel firstly, and after the flexible connecting piece in the rope wheel set bypasses the reverse guide wheel in the rope wheel set, the upper end of the flexible connecting piece in the rope wheel set moves towards the direction far away from the driving wheel.
6. The lifting device of claim 5, wherein: the reversing wheel in one rope wheel set is arranged at one end close to the driving wheel, and the reverse guide wheel in the rope wheel set is rotationally arranged on the driven shaft; the reversing wheel in the other rope pulley set is close to one end of the driven wheel, and the reverse guide wheel in the other rope pulley set is rotatably arranged on the driving shaft.
7. The lifting device of claim 5, wherein: two adjacent flexible rings are connected with a connecting block together, the upper end of each flexible connecting piece is connected with the connecting block, and the connected flexible connecting pieces and the connecting blocks are located between the two same flexible rings.
8. A lifting device as recited in claim 1, wherein: the driving shaft, the driven shaft and the reversing wheel are all rotatably arranged on the rack, and the rack is also provided with a driving device which is connected with the driving shaft and is used for driving the driving shaft to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221312990.9U CN217297094U (en) | 2022-05-28 | 2022-05-28 | Lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221312990.9U CN217297094U (en) | 2022-05-28 | 2022-05-28 | Lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217297094U true CN217297094U (en) | 2022-08-26 |
Family
ID=82918313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221312990.9U Active CN217297094U (en) | 2022-05-28 | 2022-05-28 | Lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217297094U (en) |
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2022
- 2022-05-28 CN CN202221312990.9U patent/CN217297094U/en active Active
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