CN219567401U - Foldable lifting device - Google Patents

Abstract

The utility model discloses a foldable lifting device, which comprises: a guide rail bracket; the sliding block is arranged on the guide rail bracket in a sliding or rolling way; the chain block is arranged on the sliding block; the top ends of the support legs are hinged with the guide rail brackets; and the connecting rods are provided with a plurality of detachable mounting between the supporting legs. According to the lifting device, the hand chain hoist is placed on the support, the heavy object lifting is realized through the hanging belt, compared with a previous method, time and labor are saved, the working efficiency is improved, and in addition, the support is foldable, and the carrying in a narrow space is realized.

Description

Foldable lifting device

Technical Field

The utility model relates to the technical field of lifting devices, in particular to a foldable lifting device.

Background

The oil pump of motor export in hydraulic hoist pump house needs to take out regularly to overhaul, because the maintenance environment is comparatively narrow and small, does not have suitable lifting device to lift by crane the transport at present, consequently all relies on the manpower to hold up, wastes time and energy. Therefore, the percussion tool is designed to be a foldable lifting device, so that the oil pump can be lifted quickly and safely.

Disclosure of Invention

The utility model provides a foldable lifting device to solve the technical problems.

The technical scheme adopted by the utility model is as follows: there is provided a collapsible lifting device comprising:

a guide rail bracket;

the sliding block is arranged on the guide rail bracket in a sliding or rolling way;

the chain block is arranged on the sliding block;

the top ends of the support legs are hinged with the guide rail brackets;

and the connecting rods are provided with a plurality of detachable mounting between the supporting legs.

Further, the device also comprises a diagonal draw bar, wherein the diagonal draw bar is detachably arranged at the top end of one supporting leg and the middle part of the other supporting leg.

Further, hinge holes are formed in the two ends of the diagonal draw bar and the two ends of the connecting rod, and the diagonal draw bar and the two ends of the connecting rod are connected in a hinged mode through connecting buckles.

Further, one end of the diagonal draw bar and one end of the connecting rod are connected with the hinge hole and the connecting buckle through bolts, and the other end of the diagonal draw bar and the connecting rod are connected with the hinge hole and the connecting buckle through a quick bolt.

Further, a positioning elastic block is arranged on the supporting leg and used for positioning the connecting buckle.

Further, the support legs have three, and the connecting rods have three.

Further, the supporting legs are telescopic rods.

Further, a rolling bearing is arranged on the sliding block.

Further, the guide rail bracket is of a T-shaped structure.

Furthermore, universal wheels are further arranged at the bottoms of the supporting legs.

The beneficial effects of the utility model are as follows: according to the lifting device, the hand chain hoist is placed on the support, lifting of heavy objects such as an oil pump is achieved through the hanging belt, time and labor are saved, working efficiency is improved compared with a previous method, and in addition, the support is foldable, and carrying in a narrow space is achieved.

Drawings

Fig. 1 is a schematic view of a foldable lifting device according to the present utility model when unfolded.

Fig. 2 is a schematic structural view of the foldable lifting device disclosed in the utility model when folded.

Fig. 3 is a front view of a rail bracket of the present disclosure.

Fig. 4 is a cross-sectional view A-A of fig. 3.

Reference numerals: the device comprises a 1-guide rail bracket, a 2-sliding block, a 3-supporting leg, a 4-chain block, a 5-connecting rod, a 6-rolling bearing, a 7-diagonal draw bar, an 8-connecting buckle, a 9-quick bolt, a 10-bolt and an 11-positioning spring block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail with reference to the accompanying drawings, but embodiments of the present utility model are not limited thereto. It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Example 1:

referring to fig. 1, the present embodiment discloses a foldable lifting device, including: a guide rail bracket 1; the sliding block 2 is arranged on the guide rail bracket 1 in a sliding or rolling manner; a chain block 4 mounted on the slider 2; a plurality of support legs 3, the top ends of which are hinged with the guide rail bracket 1; a plurality of connection rods 5 are detachably installed between the support legs 3.

The lifting device of the embodiment is small in size, can be lifted and carried in a small space, and can be folded after the connecting rod 5 is disassembled.

Specifically, referring to fig. 1, the support legs 3 in this embodiment have three, and the connecting rods 5 have three. In order to increase the stability of the support, the lifting device of the embodiment further comprises a diagonal draw bar 7, wherein the diagonal draw bar 7 is detachably arranged at the top end of one supporting leg 3 and the middle part of the other supporting leg 3.

As described above, the diagonal draw bar 7 and the connecting bar 5 are detachably connected, and there are many detachable manners, and this embodiment proposes a preferred manner, and both ends of the diagonal draw bar 7 and the connecting bar 5 are provided with hinge holes and are hinged by the connecting buckle 8. Specifically, one end of the diagonal draw bar 7 and one end of the connecting rod 5 are connected with the hinge hole and the connecting buckle 8 through bolts 10, and the other end of the diagonal draw bar is connected with the hinge hole and the connecting buckle 8 through a quick bolt 9. So, after pulling out quick bolt 9, because the other end of diagonal draw bar 7 and connecting rod 5 all has bolt 10 to connect, consequently diagonal draw bar 7 and connecting rod 5 still can hang on supporting leg 3, convenient quick installation and dismantlement back transport. Further, the supporting leg 3 is provided with a positioning spring block 11 for positioning the connecting buckle 8. The positioning spring 11 has a structure similar to the positioning spring 11 on a pull rod of a pull rod suitcase.

Specifically, the supporting leg 3 may also be a telescopic rod, so that the height of the supporting leg 3 can be adjusted according to the field environment, and the applicability is stronger.

The sliding block 2 is slidably or rollingly arranged on the guide rail bracket 1, specifically, referring to fig. 3 to 4, in this embodiment, four rolling bearings 6 are disposed on the sliding block 2, and the sliding block 2 rolls through the four rolling bearings 6.

Referring to fig. 4, the guide rail bracket 1 has a T-shaped structure, and three ends are provided with hinge holes, which are hinged with one supporting leg 3 respectively.

Preferably, universal wheels are further installed at the bottoms of the supporting legs 3, and the universal wheels have a braking function, so that the lifting device can be moved more conveniently.

When the lifting device is used, the support in the folded state is firstly placed on the horizontal plane, then the support legs 3 are rotated to the preset positions, and the quick bolts 9 penetrate into the connecting buckles 8 to fix the support legs 3. And then the sliding block 2 of the working part is moved to a required position, and an oil pump (or other heavy objects) is lifted by a hanging belt, so that the lifting of the oil pump of the motor of the hydraulic pump house is realized.

This hoisting accessory is through placing chain block 4 on the support and through the suspender realization oil pump etc. heavy object plays to rise, compares labour saving and time saving and improves work efficiency with previous method, and the support of this design is collapsible in addition, has realized carrying in narrow space.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be appreciated by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. A collapsible lifting device, comprising:

a guide rail bracket;

the sliding block is arranged on the guide rail bracket in a sliding or rolling way;

the chain block is arranged on the sliding block;

the top ends of the support legs are hinged with the guide rail brackets;

and the connecting rods are provided with a plurality of detachable mounting between the supporting legs.

2. The collapsible lift device of claim 1 further comprising a diagonal brace removably mounted between the top end of one support leg and the middle of the other support leg.

3. The foldable lifting device according to claim 2, wherein hinge holes are formed at both ends of the diagonal draw bar and the connecting rod, and are hinged by a connecting buckle.

4. A collapsible lifting device as claimed in claim 3 wherein one end of the diagonal draw bar and connecting rod is connected to the hinge eyes and the connector links by bolts and the other end is connected to the hinge eyes and the connector links by a quick latch.

5. A collapsible lifting device as claimed in claim 3 wherein the support legs are provided with locating tabs for locating the connector links.

6. The collapsible lifting device of claim 1 wherein the support legs have three and the connecting rods have three.

7. The collapsible lifting device of claim 1 wherein the support legs are telescoping rods.

8. The collapsible lifting device of claim 1 wherein the slider is provided with rolling bearings.

9. The collapsible lifting device of claim 1 wherein the rail brackets are of T-shaped configuration.

10. The collapsible lifting device of claim 1 wherein the support leg bottom is further provided with universal wheels.