CN220776442U - Strong pressure type lifter - Google Patents

Abstract

The utility model discloses a forced pressure type lifter, which comprises a mounting box, wherein a lifting shaft is movably arranged on the outer side of the mounting box, the lifting shaft penetrates through the mounting box, a lifting arm is welded on the outer side of the lifting shaft, a lifter body is hinged to an inner cavity of the mounting box, a limiting frame is fixedly arranged at one end of an inner rod of the lifter body, a connecting arm is arranged on the inner side of the limiting frame, one end of the connecting arm is movably connected with the lifting arm, a movable sleeve is movably arranged on the outer side of the inner rod of the lifter body, an adjusting component for driving the movable sleeve to move is arranged on one side of the lifter body, a plurality of U-shaped fixing plates are welded on the outer side of the connecting arm, and a fixing component for penetrating through the U-shaped fixing plates is arranged on the outer side of the movable sleeve. According to the utility model, the position of the fixing component is changed by controlling the adjusting component, the connecting arm is combined with or separated from the limiting frame, the dismounting and the mounting are convenient, and the maintenance efficiency can be improved.

Description

Strong pressure type lifter

Technical Field

The utility model relates to the technical field of lifters, in particular to a strong pressure type lifter.

Background

The strong pressure type lifter can force the farm tool to be pressed into the soil by applying hydraulic force to the upper cavity of the oil cylinder when the field operation of high soil hardness or caking is performed, so that the required tilling depth is realized, the farm tool height can be kept during transfer transportation, and the transportation safety is ensured.

At present, the output end of the lifter needs to be hinged with the lifting arm, chinese patent CN206100854U discloses a hydraulic lifter of an agricultural tractor, which drives a first connecting rod, a second connecting rod and a third connecting rod to feed back force to a bracket through a lifting shaft, ensures that the safety of an oil cylinder and a hydraulic system is provided with an arm rod descending self-locking function, avoids causing too fast descent of farm tools, has safety risks, but because the lifting arm is directly hinged with a piston rod, the lifting arm is difficult to detach among all parts, and causes more inconvenient maintenance when faults occur in the operation process. For this purpose we propose a strong pressure type lifter.

Disclosure of utility model

The present utility model is directed to a strong pressure type lifter, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the strong pressure type lifter comprises a mounting box, wherein a lifting shaft is movably mounted on the outer side of the mounting box, the lifting shaft penetrates through the mounting box, a lifting arm is welded on the outer side of the lifting shaft, a lifter body is hinged to an inner cavity of the mounting box, a limit frame is fixedly mounted at one end of an inner rod of the lifter body, a connecting arm is arranged on the inner side of the limit frame, and one end of the connecting arm is movably connected with the lifting arm;

The movable sleeve is movably mounted on the outer side of the inner rod of the lifter body, an adjusting component for driving the movable sleeve to move is arranged on one side of the lifter body, a plurality of U-shaped fixing plates are welded on the outer side of the connecting arm, and a fixing component used for penetrating through the U-shaped fixing plates is arranged on the outer side of the movable sleeve.

Preferably, the adjusting component comprises a fixed block, the fixed block is fixedly arranged on the outer side of the inner rod of the lifter body, a threaded rod is movably arranged on one side of the fixed block, and threads of the threaded rod penetrate through the movable sleeve.

Preferably, one end of the threaded rod is fixedly provided with a knob.

Preferably, the fixing assembly comprises a plurality of groups of connecting pieces and a plurality of clamping plates, one group of connecting pieces are fixed between one end of each connecting piece and each clamping plate, and the clamping plates penetrate through the inner sides of the U-shaped fixing plates.

Preferably, the connecting piece comprises two swinging rods, the swinging rods are movably arranged on the outer side of the movable sleeve, and the clamping plates are welded at one ends of the two clamping plates.

Preferably, the width of the clamping plate is matched with the width of the inner side of the U-shaped fixing plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. This strong pressure formula riser, cross the rotation knob to drive the threaded rod and rotate, thereby make the movable sleeve to keeping away from the direction slip of fixed block, the movable sleeve passes through the swinging arms and drives the cardboard motion, and make the cardboard break away from U-shaped fixed plate inboard, through rotating cardboard and swinging arms this moment, make the cardboard not block U-shaped fixed plate, can take out the linking arm in the spacing frame this moment, accomplished the operation of riser body and linking arm separation, be convenient for maintain each part in the installation case.

2. This strong pressure formula riser, when being connected linking arm and riser body, insert the linking arm in the spacing frame earlier to rotate to the position that corresponds with U-shaped fixed plate through two cardboard of control, only need drive movable sleeve motion through the rotation knob this moment, make the cardboard card go into the U-shaped fixed plate inboard, and take up the U-shaped fixed plate can make to connect between riser body and the linking arm accomplish, its convenient operation need not to use modes such as bolt or welding also can carry out fixed connection.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the bottom structure of the lifter body according to the present utility model;

fig. 3 is an enlarged schematic view of the structure of the present utility model a.

In the figure: 1. a mounting box; 2. a lifting shaft; 3. a lifting arm; 4. a lifter body; 5. a limit frame; 6. a connecting arm; 7. a movable sleeve; 8. a fixed block; 9. a threaded rod; 10. a knob; 11. a swinging rod; 12. a clamping plate; 13. u-shaped fixed plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-3, the utility model provides a strong pressure type lifter, which comprises a mounting box 1, wherein a lifting shaft 2 is movably mounted on the outer side of the mounting box 1, the lifting shaft 2 penetrates through the mounting box 1, a lifting arm 3 is welded on the outer side of the lifting shaft 2, a lifter body 4 is hinged in an inner cavity of the mounting box 1, a limit frame 5 is fixedly mounted at one end of a rod in the lifter body 4, a connecting arm 6 is arranged on the inner side of the limit frame 5, and one end of the connecting arm 6 is movably connected with the lifting arm 3;

The movable sleeve 7 is movably arranged on the outer side of the inner rod of the lifter body 4, an adjusting component for driving the movable sleeve 7 to move is arranged on one side of the lifter body 4, a plurality of U-shaped fixing plates 13 are welded on the outer side of the connecting arm 6, and a fixing component for penetrating through the U-shaped fixing plates 13 is arranged on the outer side of the movable sleeve 7.

Specifically, can drive movable sleeve 7 outside the pole in the riser body 4 through adjusting part to can drive fixed subassembly and remove, when fixed subassembly passed in the U-shaped fixed plate 13 and pulled U-shaped fixed plate 13, can make linking arm 6 by fixed in spacing frame 5 inboard, when fixed subassembly breaks away from in the U-shaped fixed plate 13, can separate linking arm 6 and spacing frame 5 between, it dismantles conveniently, can promote maintenance work's efficiency.

Wherein: the adjusting component comprises a fixed block 8, the fixed block 8 is fixedly arranged on the outer side of the inner rod of the lifter body 4, a threaded rod 9 is movably arranged on one side of the fixed block 8, threads of the threaded rod 9 penetrate through the movable sleeve 7, a knob 10 is fixedly arranged at one end of the threaded rod 9, and the threaded rod 9 is driven to rotate by rotating the knob 10, so that the movable sleeve 7 slides on the outer side of the inner rod of the lifter body 4.

Wherein: the fixing assembly comprises a plurality of groups of connecting pieces and a plurality of clamping plates 12, one end of one group of connecting pieces is fixed with the clamping plates 12, the clamping plates 12 penetrate through the inner side of the U-shaped fixing plate 13, one group of connecting pieces comprises two swinging rods 11, the swinging rods 11 are movably arranged on the outer side of the movable sleeve 7, the clamping plates 12 are welded at one ends of the two clamping plates 12, the width of each clamping plate 12 is matched with the width dimension of the inner side of the U-shaped fixing plate 13, when the connecting arm 6 is connected with the lifter body 4, the connecting arm 6 is inserted into the limiting frame 5 first, the two clamping plates 12 are controlled to rotate to positions corresponding to the U-shaped fixing plate 13, the movable sleeve 7 is controlled to move, the clamping plates 12 are clamped into the inner side of the U-shaped fixing plate 13, and the U-shaped fixing plate 13 is tensioned, so that the lifter body 4 can be connected with the connecting arm 6.

Working principle: the utility model relates to a strong pressure type lifter, which drives a lifting arm 3 to swing by controlling the extension and retraction of a lifter body 4 during working, thereby driving a lifting shaft 2 to rotate and further facilitating lifting or descending of a mechanism connected with the lifting shaft 2;

When the mechanism is maintained or changed in the installation box 1, the knob 10 is rotated, the threaded rod 9 is driven to rotate, so that the movable sleeve 7 slides in the direction away from the fixed block 8, the movable sleeve 7 drives the clamping plate 12 to move through the swinging rod 11, the clamping plate 12 is separated from the inner side of the U-shaped fixed plate 13, at the moment, the clamping plate 12 and the swinging rod 11 are rotated, the clamping plate 12 does not block the U-shaped fixed plate 13, at the moment, the connecting arm 6 can be pulled out from the limiting frame 5, the operation of separating the lifter body 4 from the connecting arm 6 is completed, the components in the installation box 1 are conveniently maintained, and the dismounting efficiency is improved.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides a strong pressure formula riser, includes mounting box (1), its characterized in that: the lifting mechanism is characterized in that a lifting shaft (2) is movably arranged on the outer side of the mounting box (1), the lifting shaft (2) penetrates through the mounting box (1), a lifting arm (3) is welded on the outer side of the lifting shaft (2), a lifter body (4) is hinged to an inner cavity of the mounting box (1), a limiting frame (5) is fixedly arranged at one end of an inner rod of the lifter body (4), a connecting arm (6) is arranged on the inner side of the limiting frame (5), and one end of the connecting arm (6) is movably connected with the lifting arm (3);

The movable sleeve (7) is movably mounted on the outer side of the inner rod of the lifter body (4), an adjusting component used for driving the movable sleeve (7) to move is arranged on one side of the lifter body (4), a plurality of U-shaped fixing plates (13) are welded on the outer side of the connecting arm (6), and fixing components used for penetrating through the U-shaped fixing plates (13) are arranged on the outer side of the movable sleeve (7).

2. A high pressure riser as claimed in claim 1, wherein: the adjusting component comprises a fixed block (8), the fixed block (8) is fixedly arranged on the outer side of an inner rod of the lifter body (4), a threaded rod (9) is movably arranged on one side of the fixed block (8), and threads of the threaded rod (9) penetrate through the movable sleeve (7).

3. A high-pressure riser as claimed in claim 2, wherein: one end of the threaded rod (9) is fixedly provided with a knob (10).

4. A high pressure riser as claimed in claim 1, wherein: the fixing assembly comprises a plurality of groups of connecting pieces and a plurality of clamping plates (12), one group of connecting pieces are fixed between one end of each connecting piece and each clamping plate (12), and each clamping plate (12) penetrates through the inner side of the U-shaped fixing plate (13).

5. A high pressure riser as claimed in claim 4, wherein: the connecting piece comprises two swinging rods (11), the swinging rods (11) are movably arranged on the outer side of the movable sleeve (7), and the clamping plates (12) are welded at one ends of the two clamping plates (12).

6. A high pressure riser as claimed in claim 4, wherein: the width of the clamping plate (12) is matched with the width of the inner side of the U-shaped fixing plate (13).