CN215798146U - Portable lifting device - Google Patents
Portable lifting device Download PDFInfo
- Publication number
- CN215798146U CN215798146U CN202020894648.9U CN202020894648U CN215798146U CN 215798146 U CN215798146 U CN 215798146U CN 202020894648 U CN202020894648 U CN 202020894648U CN 215798146 U CN215798146 U CN 215798146U
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- Prior art keywords
- lifting
- friction wheel
- main body
- rope
- transmission shaft
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- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000725 suspension Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model provides a portable lifting device which comprises a lifting main body, a lifting stay rope and a lifting hook, wherein a main transmission shaft is arranged on one side of the middle part of an inner cavity of the lifting main body, one end of the main transmission shaft penetrates through the lifting main body to be connected with a transmission shaft of a lifting motor, a power friction wheel is arranged on the main transmission shaft in the lifting main body, a first friction wheel is arranged on one side of the upper part of the inner cavity of the lifting main body, a second friction wheel is arranged on the other side of the upper part of the inner cavity of the lifting main body, a third friction wheel is arranged on one side of the lower part of the inner cavity of the lifting main body, the lifting stay rope enters from the top of the lifting main body, sequentially bypasses the second friction wheel, the first friction wheel, the power friction wheel and the third friction wheel and then penetrates out from the bottom of the lifting main body to be connected with a balance weight, and one side of the bottom of the lifting main body is connected with the lifting hook. Rational in infrastructure, excellent in use effect after this scheme of adoption.
Description
Technical Field
The utility model relates to the technical field of lifting devices, in particular to a portable lifting device.
Background
Most of the existing lifting devices for rescue and construction adopt cranes, which consume much energy and are high in cost, thereby causing resource waste.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a portable lifting device with reasonable structure and good use effect.
In order to achieve the purpose, the technical scheme provided by the utility model is as follows: the utility model provides a portable elevating gear, it is including the lift main part, the lift stay cord, the lifting hook, wherein, main drive shaft is installed to lift main part inner chamber middle part one side, main drive shaft wherein one end is passed the lift main part and is connected with elevator motor's transmission shaft, install the power friction pulley on the main drive shaft in the lift main part, first friction pulley is installed to lift main part inner chamber upper portion one side, the second friction pulley is installed to lift main part inner chamber upper portion opposite side, third friction pulley is installed to lift main part inner chamber lower part one side, the lift stay cord is got into by the lift main part top, bypass the second friction pulley in proper order, first friction pulley, the power friction pulley, wear out by lift main part bottom behind the third friction pulley and be connected with the counter weight, lift main part bottom one side is connected with the lifting hook.
The lifting body top be equipped with the rope mouth, lifting body bottom be equipped with down the rope mouth, go up and all be equipped with the leading wheel in the lifting body of rope mouth, lower rope mouth department, the leading wheel of each department is two, is located corresponding rope mouth both sides respectively.
The first friction wheel is positioned above the power friction wheel, and the third friction wheel is positioned below the power friction wheel.
The central lines of the first friction wheel, the power friction wheel and the third friction wheel are positioned on the same straight line.
The lifting body is a square box made of metal, and the lifting motor is arranged on the outer side wall of one side of the lifting body.
After the scheme is adopted, the lifting main body adopts a small box-type structure, the carrying is convenient, the lower part of the lifting stay rope enters from the upper rope opening at the top of the lifting main body, sequentially passes through the guide wheel at the top, the second friction wheel, the first friction wheel, the power friction wheel, the third friction wheel and the guide wheel at the bottom and then passes through the lower rope opening at the bottom of the lifting main body to be connected with the balance weight, one side of the bottom of the lifting main body is connected with the lifting hook, when the lifting rope is lifted, the top of the lifting stay cord is connected with the suspension beam, the counterweight is naturally suspended below the lifting main body, the lifting hook is connected with an object through the suspension rope, the lifting motor drives the power friction wheel to rotate, and the lifting stay cord is in a tensioning state, therefore, the first friction wheel, the second friction wheel, the power friction wheel, the third friction wheel and the lifting pull rope generate friction, thereby go up or descend on the lift stay cord, rational in infrastructure, excellent in use effect after this scheme of adoption.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the installation of the elevator motor of the present invention.
Fig. 3 is a schematic view of the internal structure of the present invention.
Detailed Description
The utility model will be further described with reference to the accompanying drawings, in which preferred embodiments of the utility model are: referring to fig. 1 to 3, the portable lifting device of this embodiment includes a lifting body 1, a lifting rope 8, and a hook 9, wherein a main transmission shaft 2 is installed at one side of the middle portion of an inner cavity of the lifting body 1, one end of the main transmission shaft 2 passes through the lifting body 1 and is connected with a transmission shaft of a lifting motor, the lifting body 1 is a square box made of metal, the lifting motor is installed on the outer side wall of one side of the lifting body 1, a power friction wheel 3 is installed on the main transmission shaft 2 in the lifting body 1, a first friction wheel 4 is installed at one side of the upper portion of the inner cavity of the lifting body 1, the center lines of the first friction wheel 4, the power friction wheel 3, and a third friction wheel 6 are located on the same straight line, a second friction wheel 5 is installed at the other side of the upper portion of the inner cavity of the lifting body 1, a third friction wheel 6 is installed at one side of the lower portion of the inner cavity of the lifting body 1, and the first friction wheel 4 is located above the power friction wheel 3, the third friction wheel 6 is located below the power friction wheel 3. The lifting stay cord 8 is entered from the top of the lifting main body 1, sequentially bypasses the second friction wheel 5, the first friction wheel 4, the power friction wheel 3 and the third friction wheel 6 and then penetrates out from the bottom of the lifting main body 1 to be connected with the counterweight 7, and one side of the bottom of the lifting main body 1 is connected with a lifting hook 9. The top of the lifting body 1 is provided with a rope opening, the bottom of the lifting body 1 is provided with a rope opening, guide wheels 10 are arranged in the lifting body 1 at the rope opening and the rope opening, and the guide wheels 10 at each position are two and are respectively positioned at two sides of the corresponding rope opening. The lift main part of this embodiment adopts miniature box structure, conveniently carry, the last rope mouth at lift stay cord lower part by the lift main part top gets into, walk around the leading wheel at top in proper order, the second friction pulley, first friction pulley, power friction pulley, the third friction pulley, wear out by the lower rope mouth of lift main part bottom behind the leading wheel of bottom and be connected with the counter weight, lift main part bottom one side is connected with the lifting hook, during hoist and mount, lift stay cord top is connected on the hanging beam, the counter weight hangs down naturally in lift main part below, the lifting hook passes through lifting rope connection object, elevator motor drives power friction pulley rotatory, because the lift stay cord is the tensioning state, so through first, the second friction pulley, power friction pulley, the third friction pulley produces the friction with the lift stay cord, thereby rise or descend on the lift stay cord, rational in infrastructure after this scheme of adoption, excellent in use effect.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so that the changes in the shape and principle of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. A portable lifting device, its characterized in that: the lifting rope comprises a lifting main body (1), a lifting rope (8) and a lifting hook (9), wherein a main transmission shaft (2) is arranged on one side of the middle part of an inner cavity of the lifting main body (1), one end of the main transmission shaft (2) penetrates through the lifting main body (1) to be connected with a transmission shaft of a lifting motor, a power friction wheel (3) is arranged on the main transmission shaft (2) in the lifting main body (1), a first friction wheel (4) is arranged on one side of the upper part of the inner cavity of the lifting main body (1), a second friction wheel (5) is arranged on the other side of the upper part of the inner cavity of the lifting main body (1), a third friction wheel (6) is arranged on one side of the lower part of the inner cavity of the lifting main body (1), the lifting rope (8) enters from the top of the lifting main body (1) and sequentially bypasses the second friction wheel (5), the first friction wheel (4), the power friction wheel (3) and the third friction wheel (6) and then penetrates out from the bottom of the lifting main body (1) to be connected with a balance weight (7), one side of the bottom of the lifting body (1) is connected with a lifting hook (9).
2. A portable lifting device according to claim 1, characterised in that: the top of the lifting body (1) is provided with a rope opening, the bottom of the lifting body (1) is provided with a lower rope opening, guide wheels (10) are arranged in the lifting body (1) at the rope opening and the lower rope opening, and the guide wheels (10) at each part are two and are respectively positioned at two sides of the corresponding rope opening.
3. A portable lifting device according to claim 1, characterised in that: the first friction wheel (4) is positioned above the power friction wheel (3), and the third friction wheel (6) is positioned below the power friction wheel (3).
4. A portable lifting device according to claim 1, characterised in that: the central lines of the first friction wheel (4), the power friction wheel (3) and the third friction wheel (6) are positioned on the same straight line.
5. A portable lifting device according to claim 1, characterised in that: the lifting body (1) is a square box made of metal, and the lifting motor is arranged on the outer side wall of one side of the lifting body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020894648.9U CN215798146U (en) | 2020-05-25 | 2020-05-25 | Portable lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020894648.9U CN215798146U (en) | 2020-05-25 | 2020-05-25 | Portable lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215798146U true CN215798146U (en) | 2022-02-11 |
Family
ID=80124089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020894648.9U Active CN215798146U (en) | 2020-05-25 | 2020-05-25 | Portable lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215798146U (en) |
-
2020
- 2020-05-25 CN CN202020894648.9U patent/CN215798146U/en active Active
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