CN220787800U - Lifting appliance gravity center switching device and lifting appliance - Google Patents

Abstract

The utility model provides a lifting appliance gravity center switching device and a lifting appliance, and relates to the technical field of lifting appliance equipment.

Description

Lifting appliance gravity center switching device and lifting appliance

Technical Field

The utility model relates to the technical field of lifting appliance equipment, in particular to a lifting appliance gravity center switching device and a lifting appliance.

Background

The lifting appliance is a device for lifting a weight, is used in a plurality of industries, and can be used for lifting materials.

At present, in the process of hoisting a vehicle part, a positioning pin is usually arranged on a support of a lifting appliance, and the positioning pin is inserted into a mounting hole corresponding to the vehicle part, so that the vehicle part can be subjected to pre-fixing treatment, and then the cylinder on the lifting appliance is used for fixing the part, so that the hoisting of the vehicle part is completed.

However, the lifting point of the existing lifting appliance is fixed, the lifting point cannot be designed on the gravity center position, and when the heavy material is required to be lifted, the problem that the inclined material cannot be guaranteed to be horizontal after the lifting can occur.

Disclosure of Invention

Based on the above, the utility model aims to provide a lifting appliance gravity center switching device and a lifting appliance, so as to solve the problems that in the prior art, the lifting point of the traditional lifting appliance is fixed, the lifting point cannot be designed on the gravity center position, and when a material with large weight is required to be lifted, the inclination of the lifted material cannot be ensured to be horizontal.

The utility model provides a lifting appliance gravity center switching device, which is used for being installed on a lifting appliance and adjusting the gravity center of the lifting appliance, wherein the lifting appliance comprises a supporting platform;

the switching device comprises a driving piece, a connecting rod and a balancing weight, wherein a first part of the connecting rod is movably connected with the driving end of the driving piece, and a second part of the connecting rod extends along the length direction of the first part and is connected with the balancing weight after being turned towards the direction of the supporting platform, so that the balancing weight is arranged on the supporting platform;

the driving piece is used for driving the first component to reciprocate, and the balancing weight is made to reciprocate on the supporting platform through linkage between the first component and the second component so as to adjust the gravity center of the supporting platform.

Further, the switching device comprises a guiding component, wherein the guiding component is used for limiting the moving direction of the balancing weight.

Further, the guide assembly comprises a sliding rail and a sliding block, one of the sliding rail and the sliding block is arranged on the supporting platform, and the other sliding rail and the sliding block are connected with the balancing weight;

the sliding block is in sliding connection with the sliding rail, and the movement direction of the balancing weight is limited through the sliding limitation of the sliding rail and the sliding block.

Further, the sliding block is connected with the balancing weight, and the sliding rail is connected with the supporting platform.

Further, the cross section of the sliding block is of a circular structure.

Further, the length direction of the sliding rail is consistent with the length direction of the supporting platform.

Further, one ends of the first component and the second component, which are close to each other, are connected in a bending way;

one end of the first component, which is far away from the second component, is respectively connected with the driving end of the driving piece and the balancing weight in a rotating way.

The utility model further provides a lifting appliance, which comprises a supporting platform and the lifting appliance gravity center switching device, wherein the lifting appliance gravity center switching device is arranged on the supporting platform so as to switch the gravity center of the lifting appliance.

Further, the lifting appliance further comprises a supporting frame and a clamping assembly, wherein the supporting frame is connected with the supporting platform, the clamping assembly is arranged on the supporting platform, and a positioning pin is arranged on the supporting frame;

the locating pin is used for pre-fixing the vehicle part, and the vehicle part is fixed on the lifting appliance through the clamping assembly.

In summary, through the lifting appliance gravity center switching device provided by the above, compared with the lifting appliance in the prior art, the lifting appliance gravity center switching device has the following beneficial effects:

the gravity center switching device of the lifting appliance is assembled on the traditional lifting appliance, so that the gravity center of the lifting appliance can be adjusted, when the lifting appliance lifts a heavy vehicle part, the lifting appliance is balanced as a whole by adjusting the gravity center of the lifting appliance, and the purpose of balancing the part taking and placing is guaranteed, and the problem that lifting points cannot be designed at the gravity center in the prior art can be solved, and when materials with heavy weight are required to be lifted, the lifted materials incline.

Drawings

FIG. 1 is a perspective view of a spreader gravity center switching device according to an embodiment of the present utility model;

fig. 2 is a perspective view showing a use state of the lifting appliance gravity center switching device according to an embodiment of the present utility model.

Description of main reference numerals:

100. a switching device; 110. a driving member; 120. a connecting rod; 121. a first component; 122. a second component; 130. balancing weight; 140. a guide assembly; 141. a slide rail, 142, a slider; 200. a lifting appliance; 210. a support platform; 220. a support frame; 230. a clamping assembly; 240. a positioning pin; 300. and a container side wall assembly.

The utility model will be further described in the following detailed description in conjunction with the above-described figures.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on 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.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In order to facilitate an understanding of the utility model, several embodiments of the utility model will be presented below. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

First embodiment

Referring to fig. 1, there is shown a spreader gravity center switching device in a first embodiment of the present utility model, the switching device 100 is used for being mounted on a spreader 200 and for adjusting the gravity center of the spreader 200, the spreader 200 includes a support platform 210;

the switching device 100 includes a driving member 110, a connecting rod 120 and a balancing weight 130, wherein a first part 121 of the connecting rod 120 is movably connected with a driving end of the driving member 110, and a second part 122 of the connecting rod 120 extends along a length direction of the first part 121 and is connected with the balancing weight 130 after being turned towards a direction of the supporting platform 210, so that the balancing weight 130 is erected on the supporting platform 210;

the driving member 110 is configured to drive the first member 121 to reciprocate, and the counterweight 130 reciprocates on the support platform 210 through the linkage between the first member 121 and the second member 122, so as to adjust the center of gravity of the support platform 210.

It should be noted that, in some embodiments, the first part 121 and the second part 122 are connected in a bending manner and form the L-shaped connecting rod 120, that is, one end of the first part 121 is driven to move by the driving element 110, the other end of the first part 121 drives the second part 122 to move, so that the balancing weight 130 can move on the supporting platform 210, and the gravity center position of the supporting platform 210 is adjusted by the movement of the balancing weight 130, so that when the lifting appliance 200 lifts a heavy device, the whole lifting appliance 200 is balanced, and the purpose of balancing the taking and placing of parts is ensured.

In some preferred embodiments, the driving member 110 may be a servo cylinder, one end of the driving member 110 may be movably mounted below the supporting platform 210, the balancing weight 130 may be lapped above the supporting platform 210, and the driving member 110 may be electrically connected to an external adjusting button, so that the driving direction of the driving member 110 is conveniently adjusted by using the adjusting button, which is not specifically described herein.

Specifically, the ends of the first and second members 121 and 122, which are far from each other, are respectively rotatably connected to the driving end of the driving member 110 and the weight 130.

In addition, in order to ensure that the balancing weight 130 always keeps moving on the supporting platform 210, the lifting appliance gravity center switching device provided in this embodiment further includes a guiding assembly 140, where the guiding assembly 140 is used to limit the moving direction of the balancing weight 130.

Specifically, the guide assembly 140 includes a sliding rail 141 and a sliding block 142, one of the sliding rail 141 and the sliding block 142 is disposed on the supporting platform 210, and the other is connected with the balancing weight 130;

the sliding block 142 is slidably connected to the sliding rail 141, and the sliding direction of the balancing weight 130 is limited by the sliding limitation of the sliding rail 141 and the sliding block 142, specifically, the length direction of the sliding rail 141 is consistent with the length direction of the supporting platform 210.

In some preferred embodiments, the sliding block 142 is connected to the weight 130, the sliding rail 141 is connected to the supporting platform 210, and the sliding block 142 is convenient to move, and the cross section of the sliding block 142 may be configured in a circular structure, which is not particularly limited herein.

In summary, in the lifting appliance gravity center switching device in the above embodiment of the present utility model, compared with the conventional lifting appliance, the gravity center switching device for the lifting appliance provided by the present utility model is assembled on the conventional lifting appliance, so that the gravity center of the lifting appliance 200 can be adjusted, when the lifting appliance 200 lifts a heavy vehicle part, the lifting appliance 200 is balanced as a whole by adjusting the gravity center of the lifting appliance 200, so as to ensure the purpose of balancing the taking and placing of the part, thereby solving the problem that in the prior art, the lifting point cannot be designed at the gravity center position, and when the lifting of the heavy material is required, the lifted material is inclined.

Second embodiment

Referring to fig. 1 to 2 again, a spreader according to a second embodiment of the present utility model is shown, and the spreader according to the present embodiment is different from the spreader gravity center switching device according to the first embodiment in that the spreader 200 according to the present embodiment includes a support platform 210 and the spreader gravity center switching device according to the first embodiment, and the spreader gravity center switching device is configured to be mounted on the support platform 210 to switch the gravity center of the spreader 200.

Specifically, the lifting appliance 200 further comprises a supporting frame 220 and a clamping assembly 230, the supporting frame 220 is connected with the supporting platform 210, the clamping assembly 230 is arranged on the supporting platform 210, and a positioning pin 240 is arranged on the supporting frame 220;

the locating pins 240 are used to pre-fix the vehicle component to the spreader 200 by the clamping assembly 230.

In some preferred embodiments, armrests may also be provided on the support frame 220.

For the convenience of understanding, referring to fig. 2, in the actual state of the container side assembly 300 mounted on the hanger 200, the locating pin 240 is used to pass through the mounting hole of the container side assembly 300, and the clamping assembly 230 is used to fix the container side assembly 300, so as to complete the lifting, it should be noted that the clamping assembly 230 may be an air cylinder disposed on two sides of the supporting platform 210, and a clamping block connected to the driving end of the air cylinder, and the clamping block may be disposed opposite to the locating pin 240.

In summary, the lifting appliance provided in the second embodiment of the present utility model has at least the following advantages with respect to the lifting appliance gravity center switching device in the first embodiment:

in this embodiment, the lifting appliance 200 is provided with the lifting appliance gravity center switching device, so that the gravity center of the lifting appliance 200 is switched, the overall balance of the lifting appliance 200 can be ensured, and the situation that the part is inclined is avoided.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (9)

1. The lifting appliance gravity center switching device is characterized by being arranged on a lifting appliance and used for adjusting the gravity center of the lifting appliance, and the lifting appliance comprises a supporting platform;

the switching device comprises a driving piece, a connecting rod and a balancing weight, wherein a first part of the connecting rod is movably connected with the driving end of the driving piece, and a second part of the connecting rod extends along the length direction of the first part and is connected with the balancing weight after being turned towards the direction of the supporting platform, so that the balancing weight is arranged on the supporting platform;

the driving piece is used for driving the first component to reciprocate, and the balancing weight is made to reciprocate on the supporting platform through linkage between the first component and the second component so as to adjust the gravity center of the supporting platform.

2. The spreader center of gravity shifting device of claim 1, wherein the shifting device includes a guide assembly for limiting a direction of movement of the weight.

3. The spreader center of gravity shifting device of claim 2, wherein the guide assembly comprises a slide rail and a slider, one of the slide rail and the slider being disposed on the support platform, the other being connected to the counterweight;

the sliding block is in sliding connection with the sliding rail, and the movement direction of the balancing weight is limited through the sliding limitation of the sliding rail and the sliding block.

4. The spreader center of gravity shifting device of claim 3, wherein the slider is connected to the counterweight and the slide rail is connected to the support platform.

5. A spreader gravity center switching device according to claim 3, wherein the cross section of the slider is of circular configuration.

6. The spreader center of gravity shifting device of claim 3, wherein a length direction of the slide rail coincides with a length direction of the support platform.

7. The spreader center of gravity shifting device of claim 1, wherein the first member and the second member are connected in a curved manner at one end thereof adjacent to each other;

one end of the first component, which is far away from the second component, is respectively connected with the driving end of the driving piece and the balancing weight in a rotating way.

8. A spreader comprising a support platform and further comprising a spreader centre of gravity switching device according to any one of claims 1 to 7, the spreader centre of gravity switching device being adapted to be mounted on the support platform for switching the centre of gravity of the spreader.

9. The spreader of claim 8, further comprising a support frame and a clamping assembly, the support frame being connected to the support platform, the clamping assembly being provided on the support platform, the support frame being provided with a locating pin;

the locating pin is used for pre-fixing the vehicle part, and the vehicle part is fixed on the lifting appliance through the clamping assembly.