CN210505393U - Low-chassis hydraulic lifter - Google Patents
Low-chassis hydraulic lifter Download PDFInfo
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- CN210505393U CN210505393U CN201921447828.6U CN201921447828U CN210505393U CN 210505393 U CN210505393 U CN 210505393U CN 201921447828 U CN201921447828 U CN 201921447828U CN 210505393 U CN210505393 U CN 210505393U
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Abstract
The utility model provides a low chassis hydraulic lifter, which comprises a chassis, wherein a workbench is arranged above the chassis and is driven by a lifting mechanism to move up and down, a traction plate is arranged at the front end of the chassis, traction holes are arranged on the traction plate, the traction plate can be connected with a traction wheel set, and a lifting wheel set is respectively arranged at two sides of the chassis; the utility model discloses simple structure, height dimension are little and lift power is big, can adapt to the operation demand of lifting the narrow and small and weight of below space object big very much again.
Description
Technical Field
The utility model relates to a low chassis hydraulic pressure machine of lifting specifically belongs to hydraulic pressure technical field.
Background
In daily life and work, the lifting machine is often adopted to lift a heavy object from the lower part of the object. However, sometimes, an object with a narrow space below and a heavy weight is encountered, and when lifting the object, the lifting force of the lifting equipment which can be placed below the object is insufficient, and the equipment which can meet the requirement of the lifting force cannot be placed in the narrow space below the object to complete the lifting operation because the height of the equipment is too large.
SUMMERY OF THE UTILITY MODEL
The utility model is directed to the above problem to a low chassis hydraulic pressure machine of lifting is proposed, simple structure, height size are little and the lifting force is big, can adapt to the operation demand of lifting the narrow and small and weight of below space object big very much again.
The specific technical scheme is as follows:
a hydraulic lifter with a low chassis comprises a chassis, wherein a workbench is arranged above the chassis and driven by a lifting mechanism to move up and down, a traction plate is arranged at the front end of the chassis and provided with a traction hole, the traction plate can be connected with a traction wheel set, and two lifting wheel sets are respectively arranged on two sides of the chassis.
Furthermore, the traction wheel set comprises a traction handle, a bolt, a wheel carrier and a traction wheel; the traction wheel is rotationally fixed on the wheel frame, the traction handle is obliquely and upwards fixed on the side wall of the wheel frame, and the bolt is fixed at the top of the wheel frame;
the bolt can be inserted into or pulled out of the traction hole of the traction plate;
the bolt is inserted into a traction hole of a traction plate at the front part of the chassis to draw the lifter to move, or the bolt is separated from the traction hole and is divided into two independent parts with the lifter, and the lifter is in a fixed working state.
Furthermore, the lifting wheel set comprises a lifting wheel, a lever, a rotating pin, a spring guide post and a compression spring, wherein the bent part of the V-shaped lever is fixed on the side wall of the chassis in a swinging manner through the rotating pin, the lifting wheel is rotatably arranged at one end of the lever, the spring guide post is fixed at the other end of the lever, the compression spring is sleeved outside the spring guide post, one end of the compression spring is fixed on the lever, and the other end of the compression spring is pressed on a bearing plate arranged on the chassis;
when the chassis is pressed by a heavy object to enable the lower surface of the chassis to be in contact with the ground, the lifting wheel is lifted, and the compression spring is compressed; when the heavy object is moved away, the compression spring is reset, the lifting wheel falls down to be contacted with the ground, and the lower surface of the chassis is separated from the ground.
Furthermore, the lifting mechanism comprises a scissor type lifting structure and a lifting oil cylinder; the scissor-fork type lifting structure is connected between the chassis and the workbench, the lifting oil cylinder is fixed on the chassis, and a push rod of the lifting oil cylinder is connected with the workbench.
Furthermore, the number of the scissor-type lifting structures is two.
Furthermore, the number of the lifting oil cylinders is at least two, and the lifting oil cylinders are multi-stage oil cylinders.
Furthermore, a power station is also arranged on the chassis and provides power for the lifting oil cylinder.
The utility model discloses a theory of operation does:
1) when the traction wheel set is inserted in the utility model, the chassis of the lifter can be lifted through the combined action of the traction wheel set and the lifting wheel set, so that the lower surface of the chassis is separated from the ground, and the lifter can move; the working strokes of the traction wheel set and the lifting wheel set are very small, so that the height rising amplitude of the lifter is very small when the lifter is moved;
2) when the lifter enters an operation position below a heavy object to be lifted through traction, the traction wheel set is separated from a traction hole of a chassis traction plate;
3) when the lifting mechanism starts to work, a working table on the upper part of the lifter is contacted with a lifting object, and the downward pressure causes a compression spring at one end of a lever of the lifting wheel set to be compressed and a lifting wheel at the other end of the lever to be lifted;
the chassis of the lifter, which is lack of the traction wheel set and the lifting wheel of the lifting wheel set to support, is contacted with the ground, so that the stability of the lifter in the lifting process is ensured;
4) after the lifting operation is finished, the lifting system is lowered, the pressure from the lifted object is eliminated, a compression spring at one end of a lever of the lifting wheel set is reset, and the lifting wheel falls to be in contact with the ground; then inserting the inserted pin of the traction wheel set into a circular upper-waist traction hole of a traction plate at the front part of the chassis, and pressing down the traction handle to lift the front end of the chassis of the lifter;
5) the lower surface of the chassis of the lifter is thoroughly separated from the ground under the combined action of the traction wheel set and the lifting wheel set; the lift can now be moved away from the object being lifted by traction.
The utility model has the advantages that:
1) the chassis of the lifting machine can be lifted or descended through the combined action of the traction wheel set and the lifting wheel set, the operation is simple, and the stability of the lifting machine in the lifting process is ensured even if the lifting machine can move;
2) the utility model discloses simple structure, height dimension are little and lift power is big, can adapt to the operation demand of lifting the narrow and small and weight of below space object big very much again.
Drawings
Fig. 1 is a schematic structural view of the movable state of the present invention;
FIG. 2 is a schematic structural view of the lifting state of the present invention;
FIG. 3 is a structural schematic of a traction sheave assembly;
FIG. 4 is a schematic diagram of a traction state of the traction wheel set;
FIG. 5 is a schematic structural view of the traction wheel set in a disengaged operating state;
fig. 6 is a schematic structural view of the lifting wheel set.
Reference numerals:
1 is a traction wheel set, 2 is a power station, 3 is a lifting mechanism, 4 is a workbench, 5 is a lifting oil cylinder, 6 is a chassis, and 7 is a lifting wheel set;
1-1 is a traction handle, 1-2 is a bolt, 1-3 is a wheel carrier, and 1-4 is a traction wheel;
6-1 is a traction plate, and 6-2 is a traction hole;
7-1 is a lifting wheel, 7-2 is a lever, 7-3 is a rotating pin, 7-4 is a spring guide post, and 7-5 is a compression spring.
Detailed Description
For making the technical scheme of the utility model clear more clearly and definitely, it is right to combine the drawing below the utility model discloses further describe, any is right the utility model discloses technical scheme's technical characteristic carries out the scheme that equivalent replacement and conventional reasoning reachs and all falls into the utility model discloses protection scope.
As shown in the figure, the low-chassis hydraulic lifter comprises a traction wheel set 1, a power station 2, a lifting mechanism 3, a workbench 4, a lifting oil cylinder 5, a chassis 6 and a lifting wheel set 7;
a workbench 4 is arranged above the chassis 6, and the workbench 4 is driven by a lifting mechanism 3 to move up and down;
the lifting mechanism 3 comprises two groups of scissor-type lifting structures and a plurality of lifting oil cylinders 5;
the scissor-fork type lifting structure is connected between the chassis 6 and the workbench 4, and in order to ensure the stability of the workbench 4 of the lifter during working, the double scissor forks of the scissor-fork type lifting structure are arranged in a staggered manner, so that the supporting force borne by the workbench 4 of the lifter during working is uniformly distributed;
a plurality of lifting oil cylinders 5 are uniformly distributed on a chassis 6, push rods of the lifting oil cylinders 5 are connected with a workbench 4, and the lifting oil cylinders 5 adopt multi-stage oil cylinders; under the condition that the same operation stroke is ensured by the multi-stage oil cylinder, the initial axial size of the oil cylinder is smaller than that of the single-stage oil cylinder; thereby ensuring that the lifter can smoothly enter a working position below the lifted object;
the power station 2 provides power for the lifting oil cylinder 5.
The front end of the chassis 6 is provided with a traction plate 6-1, the wheel carrier 6-1 is provided with a traction hole 6-2, the wheel carrier 6-1 can be connected with a traction wheel set 1, and two sides of the chassis 6 are respectively provided with a lifting wheel set 7;
the traction wheel set 1 comprises a traction handle 1-1, a bolt 1-2, a wheel carrier 1-3 and a traction wheel 1-4; the wheel carrier 1-4 is rotationally fixed on the wheel carrier 1-3, the traction handle 1-1 is obliquely and upwards fixed on the side wall of the wheel carrier 1-3, the bolt 1-2 is fixed on the top of the wheel carrier 1-3, and the relative position between the traction handle 1-1 and the bolt 1-2 is kept fixed;
the traction wheel set 1 is an independent mechanism; the bolt 1-2 is inserted into the wheel carrier 6-2 of the wheel carrier 6-1 at the front part of the chassis 6 and is connected with the lifting machine into a whole to draw the lifting machine to move; or the bolt 1-2 is separated from the wheel frame 6-2 of the wheel frame 6-1 and is separated from the lifting machine into two independent parts, and the lifting machine is in a fixed working state.
When the traction handle 1-1 of the traction wheel set 1 is lifted, the bolt 1-2 and the traction handle 1-1 synchronously rotate around the axle hole of the wheel carrier by the same angle;
the traction wheel set 1 moves to the position near a wheel carrier 6-1 at the front part of the chassis 6 of the lifter, the traction handle 1-1 is lifted to rotate for a certain angle around a wheel carrier shaft hole, and the bolt 1-2 synchronously rotates for the same angle around the wheel carrier shaft hole.
When the upper part of the bolt 1-2 is lower than the front wheel frame 6-1 of the lifting machine chassis 6, the traction wheel set 1 is moved, the bolt 1-2 is aligned with the wheel frame 6-2 of the wheel frame 6-1, the traction handle 1-1 is pressed down, the bolt 1-2 rises, the bolt 1-2 is inserted into the wheel frame 6-2 of the wheel frame 6-1, and the lifting machine chassis 6 is lifted at the same time.
The lifting wheel set 7 comprises a lifting wheel 7-1, a lever 7-2, a rotating pin 7-3, a spring guide post 7-4 and a compression spring 7-5, the bent part of the V-shaped lever 7-2 is fixed on the side wall of the chassis 6 through the rotating pin 7-3 in a swinging manner, one end of the lever 7-2 is rotatably provided with the lifting wheel 7-1, the other end of the lever 7-2 is fixed with the spring guide post 7-4, the compression spring 7-5 is sleeved outside the spring guide post 7-4, one end of the compression spring 7-5 is fixed on the lever 7-2, and the other end of the compression spring 7-5 is pressed on a bearing plate arranged on the chassis 6;
when the lower surface of the chassis 6 is contacted with the ground under the pressure of a heavy object, the lifting wheel 7-1 is lifted, and the compression spring 7-5 is compressed; when the heavy object is removed, the compression spring 7-5 is reset, the lifting wheel 7-1 falls down to be in contact with the ground, and the lower surface of the chassis 6 is separated from the ground.
In order to ensure that the height of the lifter in the moving state is low enough, the lifting travel of the lifting wheel 7-1 of the lifting wheel group 7 is not more than 50 mm.
In order to ensure that the height of the lifter is low enough in a moving state, the bolt 1-2 is inserted into the wheel frame 6-2 of the wheel frame 6-1 during walking, the traction handle 1-1 is pressed down, the bolt 1-2 rises, the lifter chassis 6 is lifted at the same time, and the lifted height of the lifter chassis 6 is not more than 30 mm.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.
Claims (7)
1. A low-chassis hydraulic lifter is characterized by comprising a chassis (6), wherein a workbench (4) is arranged above the chassis (6), the workbench (4) is driven by a lifting mechanism (3) to move up and down, a traction plate (6-1) is arranged at the front end of the chassis (6), a traction hole (6-2) is formed in the traction plate (6-1), the traction plate (6-1) can be connected with a traction wheel set (1), and two lifting wheel sets are respectively arranged on two sides of the chassis (6).
2. A low chassis hydraulic lifter according to claim 1, characterized in that the traction wheel set (1) comprises a traction handle (1-1), a latch (1-2), a wheel carrier (1-3) and a traction wheel (1-4); the traction wheel (1-4) is rotationally fixed on the wheel carrier (1-3), and the position between the traction handle (1-1) and the bolt (1-2) is fixedly fixed on the wheel carrier (1-3);
the bolt (1-2) can be inserted into the traction hole (6-2) of the traction plate (6-1) or can be pulled out of the traction hole (6-2).
3. The low chassis hydraulic lifter according to claim 1 or 2, wherein the lifting wheel set comprises a lifting wheel (7-1), a lever (7-2), a rotating pin (7-3), a spring guide post (7-4) and a compression spring (7-5), the bent part of the V-shaped lever (7-2) is fixed on the side wall of the chassis (6) through the rotating pin (7-3) in a swinging way, one end of the lever (7-2) is rotatably provided with the lifting wheel (7-1), the other end of the lever (7-2) is fixed with the spring guide post (7-4), the compression spring (7-5) is sleeved outside the spring guide post (7-4), one end of the compression spring (7-5) is fixed on the lever (7-2), and the other end of the compression spring (7-5) is pressed on a bearing plate arranged on the chassis (6).
4. A low chassis hydraulic lifter according to claim 3, wherein the lifting mechanism (3) comprises a scissor lift structure and a lift cylinder (5); the scissor type lifting structure is connected between the chassis (6) and the workbench (4), the lifting oil cylinder (5) is fixed on the chassis (6), and a push rod of the lifting oil cylinder (5) is connected with the workbench (4).
5. A low chassis hydraulic lift as claimed in claim 4 wherein the number of scissor lift structures is two.
6. A low chassis hydraulic lifter according to claim 5, wherein the number of lift cylinders (5) is at least two, and the lift cylinders (5) are multi-stage cylinders.
7. A low chassis hydraulic lifter according to claim 6, characterized in that the chassis (6) is further provided with a power station (2), the power station (2) providing power for the lifting cylinder (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921447828.6U CN210505393U (en) | 2019-09-02 | 2019-09-02 | Low-chassis hydraulic lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921447828.6U CN210505393U (en) | 2019-09-02 | 2019-09-02 | Low-chassis hydraulic lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210505393U true CN210505393U (en) | 2020-05-12 |
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ID=70544569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921447828.6U Active CN210505393U (en) | 2019-09-02 | 2019-09-02 | Low-chassis hydraulic lifter |
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| CN (1) | CN210505393U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110550572A (en) * | 2019-09-02 | 2019-12-10 | 泰州市白马机械工具制造有限公司 | low-chassis hydraulic lifter |
-
2019
- 2019-09-02 CN CN201921447828.6U patent/CN210505393U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110550572A (en) * | 2019-09-02 | 2019-12-10 | 泰州市白马机械工具制造有限公司 | low-chassis hydraulic lifter |
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