CN211338720U - Manual hydraulic lifting device - Google Patents
Manual hydraulic lifting device Download PDFInfo
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- CN211338720U CN211338720U CN201922201263.XU CN201922201263U CN211338720U CN 211338720 U CN211338720 U CN 211338720U CN 201922201263 U CN201922201263 U CN 201922201263U CN 211338720 U CN211338720 U CN 211338720U
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- lifting
- pipe
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Abstract
A manual hydraulic lifting device belongs to the technical field of lifters. The utility model discloses mainly solve the technical problem such as the structure complicacy that prior art exists, the cost is high, bulky. The utility model adopts the technical proposal that: a manual hydraulic lifting device, wherein: comprises a base, a lifting connecting device and an operation platform; the operation platform is arranged above the base, and the lifting connecting device is arranged between the base and the operation platform; the lifting connecting device comprises a fixed pipe and a lifting pipe; inverted hydraulic cylinders are arranged in the tube cavities of the fixed tube and the lifting tube; a ladder stand is arranged on one side of the lifting connecting device; two groups of fixed wheels are arranged on one side of the bottom of the base, and two groups of universal wheels are arranged on the other side of the bottom of the base. The utility model has the advantages of convenient movement, hydraulic lifting, simple structure, easy maintenance, high cost performance, wide application range and the like.
Description
Technical Field
The utility model belongs to the technical field of the lift, concretely relates to manual hydraulic pressure elevating gear.
Background
The elevators are in various specifications and models, and are in a vehicle-mounted type and a shear type, the transmission of the elevators is in a mechanical type and a hydraulic type, and the loads of the elevators are various from small to large. But the existing elevators have the defects of complex structure, high manufacturing cost, large volume and the like.
Disclosure of Invention
An object of the utility model is to overcome prior art's shortcoming, provide a manual hydraulic pressure elevating gear, solve technical problem such as the structure complicacy that prior art exists, cost height, bulky.
In order to solve the above problem, the utility model discloses a technical scheme be:
a manual hydraulic lifting device, wherein: comprises a base, a lifting connecting device and an operation platform; the operation platform is arranged above the base, and the lifting connecting device is arranged between the base and the operation platform;
the lifting connecting device comprises a fixed pipe and a lifting pipe, the fixed pipe and the lifting pipe are both vertically arranged, the outer diameter of the lifting pipe is larger than the inner diameter of the fixed pipe, the lifting pipe is arranged above the fixed pipe, and the lower end of the lifting pipe extends into the fixed pipe from the top of the fixed pipe; the upper end of the lifting pipe is connected with the middle part of the bottom surface of the operation platform, and the lower end of the fixed pipe is connected with the middle part of the top surface of the base;
the hydraulic lifting device comprises a fixed pipe, a lifting pipe, a hydraulic pump, a working platform, a hydraulic cylinder, a hydraulic pump, a hydraulic cylinder and a hydraulic cylinder, wherein the fixed pipe and the lifting pipe are arranged in pipe cavities;
a ladder stand is arranged on one side of the lifting connecting device; two groups of fixed wheels are arranged on one side of the bottom of the base, and two groups of universal wheels are arranged on the other side of the bottom of the base.
Furthermore, the surrounding baffles are arranged on the periphery of the top of the operation platform, and an opening is formed in the surrounding baffle close to one side of the crawling ladder.
Furthermore, support rods are arranged between the periphery of the outer side wall of the fixed pipe and the base.
Furthermore, a locking device is arranged on the fixed wheel.
The hydraulic pressure of the utility model adopts the inverted installation of the oil cylinder, thus shortening the length expansion change of the oil pipe in the lifting process; the weight is light, the ratio of the dead weight to the lifting load is 1:1, and the underframe is provided with two fixed wheels (with locking devices) and two universal wheels, so that the underframe can be moved by manpower at will; the power of hydraulic lifting is manually and automatically lifted by a manual oil pump, and one person can operate the functions of moving, lifting, descending and the like; the manual oil pump is placed above the operating platform, and the lifting height is determined by an operator. Compared with the prior art, the utility model has the advantages of convenient movement, hydraulic lifting, simple structure, easy maintenance, high cost performance, wide application range and the like.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view of the installation position of the hydraulic cylinder in the present invention.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1 and 2, the manual hydraulic lifting device of the present embodiment includes: comprises a base 1, a lifting connecting device 2 and an operation platform 3; the operation platform 3 is arranged above the base 1, and the lifting connecting device 2 is arranged between the base 1 and the operation platform 3;
the lifting connecting device 2 comprises a fixed pipe 2-1 and a lifting pipe 2-2, the fixed pipe 2-1 and the lifting pipe 2-2 are both vertically arranged, the outer diameter of the lifting pipe 2-2 is larger than the inner diameter of the fixed pipe 2-1, the lifting pipe 2-2 is arranged above the fixed pipe 2-1, and the lower end of the lifting pipe 2-2 extends into the fixed pipe 2-1 from the top of the fixed pipe 2-1; the upper end of the lifting pipe 2-2 is connected with the middle part of the bottom surface of the operation platform 3, and the lower end of the fixed pipe 2-1 is connected with the middle part of the top surface of the base 1;
an inverted hydraulic cylinder 4 is arranged in a pipe cavity of the fixed pipe 2-1 and the lifting pipe 2-2, the upper end of the hydraulic cylinder 4 is fixedly connected with the inner side wall of the top of the lifting pipe 2-2, the piston end of the lower end of the hydraulic cylinder 4 is fixedly connected with the inner side wall of the bottom of the fixed pipe 2-1, a manual hydraulic pump 5 is arranged on the working platform 3, and the manual hydraulic pump 5 is connected with the hydraulic cylinder 4;
a ladder stand 6 is arranged on one side of the lifting connecting device 2; one side of the bottom of the base 1 is provided with two groups of fixed wheels, and the other side of the bottom of the base 1 is provided with two groups of universal wheels.
Furthermore, the top of the operation platform 3 is provided with surrounding baffles 7 all around, and an opening is arranged on the surrounding baffle 7 close to one side of the crawling ladder 6.
Furthermore, a support rod 8 is arranged between the periphery of the outer side wall of the fixed tube 2-1 and the base 1.
Furthermore, a locking device is arranged on the fixed wheel.
The utility model discloses a working process and principle:
during the use, will the utility model discloses remove to required position and through locking device with the tight pulley locking, then on staff's accessible cat ladder 6 reachs work platform 3, control pneumatic cylinder 4 through manual hydraulic pump 5 on the work platform 3, adjust to required high position and can use.
Claims (4)
1. A manual hydraulic lifting device is characterized in that: comprises a base (1), a lifting connecting device (2) and an operation platform (3); the operation platform (3) is arranged above the base (1), and the lifting connecting device (2) is arranged between the base (1) and the operation platform (3);
the lifting connecting device (2) comprises a fixed pipe (2-1) and a lifting pipe (2-2), the fixed pipe (2-1) and the lifting pipe (2-2) are both vertically arranged, the outer diameter of the lifting pipe (2-2) is larger than the inner diameter of the fixed pipe (2-1), the lifting pipe (2-2) is arranged above the fixed pipe (2-1), and the lower end of the lifting pipe (2-2) extends into the fixed pipe (2-1) from the top of the fixed pipe (2-1); the upper end of the lifting pipe (2-2) is connected with the middle part of the bottom surface of the operation platform (3), and the lower end of the fixed pipe (2-1) is connected with the middle part of the top surface of the base (1);
an inverted hydraulic cylinder (4) is arranged in a pipe cavity of the fixed pipe (2-1) and the lifting pipe (2-2), the upper end of the hydraulic cylinder (4) is fixedly connected with the inner side wall of the top of the lifting pipe (2-2), the piston end of the lower end of the hydraulic cylinder (4) is fixedly connected with the inner side wall of the bottom of the fixed pipe (2-1), a manual hydraulic pump (5) is arranged on the working platform (3), and the manual hydraulic pump (5) is connected with the hydraulic cylinder (4);
a ladder stand (6) is arranged on one side of the lifting connecting device (2); two groups of fixed wheels are arranged on one side of the bottom of the base (1), and two groups of universal wheels are arranged on the other side of the bottom of the base (1).
2. The manual hydraulic lifting device according to claim 1, wherein: the top of the operation platform (3) is provided with surrounding baffles (7) all around, and an opening is formed in the surrounding baffle (7) close to one side of the crawling ladder (6).
3. The manual hydraulic lifting device according to claim 1, wherein: and supporting rods (8) are arranged between the periphery of the outer side wall of the fixed pipe (2-1) and the base (1).
4. The manual hydraulic lifting device according to claim 1, wherein: and the fixed wheel is provided with a locking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922201263.XU CN211338720U (en) | 2019-12-10 | 2019-12-10 | Manual hydraulic lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922201263.XU CN211338720U (en) | 2019-12-10 | 2019-12-10 | Manual hydraulic lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211338720U true CN211338720U (en) | 2020-08-25 |
Family
ID=72136943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922201263.XU Active CN211338720U (en) | 2019-12-10 | 2019-12-10 | Manual hydraulic lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211338720U (en) |
-
2019
- 2019-12-10 CN CN201922201263.XU patent/CN211338720U/en active Active
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