CN219096785U

CN219096785U - Auxiliary maintenance device for ground grabbing brake of suspension chassis

Info

Publication number: CN219096785U
Application number: CN202223334981.2U
Authority: CN
Inventors: 刘世罗; 谢青原; 冉幕培
Original assignee: Guizhou Open University Guizhou Vocational And Technical College
Current assignee: Guizhou Open University Guizhou Vocational And Technical College
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-30
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a suspension chassis ground-grabbing brake auxiliary maintenance device, which belongs to the technical field of suspension chassis, and comprises a chassis, air bags and an auxiliary structure, wherein the auxiliary structure comprises a fixed plate fixed inside the chassis, a movable plate is elastically connected to the end, far away from the chassis, of the fixed plate, maintenance gas blocks are filled between the movable plate and the fixed plate, the air bags are fixed at the bottom of the chassis, four air bags are arranged in total, the four air bags are respectively supplied with gas, two air supply pipes are connected between the two air bags on the same side, and the two air supply pipes are provided with two air supply pipes; the device sets up steady gas piece of dimension and gasbag, adopts different solenoid valves to control respectively, can freely control under going and the brake state and switch, facilitates the use, sets up four movable plates simultaneously, can effectually maintain stably when the brake.

Description

Auxiliary maintenance device for ground grabbing brake of suspension chassis

Technical Field

The utility model belongs to the technical field of suspension chassis, and particularly relates to a suspension chassis ground grabbing brake auxiliary maintenance device.

Background

The suspended air cushion carrier consists of an air controller, an air cushion module, an air bag and the like. The working environment refers to a relatively smooth working surface. In addition, the air cushion device requires compressed air for operation, which may utilize a compressed air system within the factory, or a separate air compressor may be used.

Simple structure and theory of operation of air cushion handling device: when the air cushion module is inflated, the air bag expands to form a circular ring, and air enters the air chamber from the air bag through the small holes, so that bearing pressure is established in the air chamber. And the air is discharged to the periphery to form a very thin air film with the ground. Because the friction resistance of the air film is small, the weight can be pushed, rotated and positioned in any direction by small thrust. The first step: compressed air is filled into the rubber air bag at the bottom of the air cushion. And a second step of: the rubber air bag is filled with air and inflated at the bottom of the air cushion. And a third step of: an air film is formed at the bottom of the air cushion to suspend the air cushion.

The existing common trolleys with suspension chassis and the like, but in the use process, due to heavier cargoes, after the cargoes are transported to a destination, the air bags are deflated, and the suspension chassis is inclined due to the irregularity of the cargoes during deflation, so that stable braking cannot be ensured, and the cargoes are possibly damaged.

Disclosure of Invention

The utility model aims to provide an auxiliary maintenance device for a ground grabbing brake of a suspension chassis, which is provided with a maintenance air block and an air bag, adopts different electromagnetic valves to control respectively, can control and switch freely under running and braking states, is convenient to use, and is provided with four movable plates, so that the maintenance of the maintenance device can be effectively maintained stable while the suspension chassis is braked.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a supplementary steady device of ground brake is grabbed to suspension chassis, this supplementary steady device of ground brake is grabbed to suspension chassis includes chassis, gasbag, auxiliary structure is kept away from chassis end elastic connection at the inside fixed plate of chassis including fixing, the fixed plate and is kept away from the chassis end and have the movable plate, and it has steady gas piece to fill between movable plate and the fixed plate, the gasbag is fixed in the chassis bottom, is equipped with four altogether, and four gasbags are supplied air respectively, is connected with the air feed pipe between the gasbag of two homonymies, and the air feed pipe is equipped with two, steady gas piece of dimension communicates with the air feed pipe.

Further, a first connecting pipe is connected between the air bag and the air supply conduit, and a first electromagnetic valve is fixed on the first connecting pipe.

Further, a second connecting pipe is connected between the maintenance gas block and the gas supply conduit, and a second electromagnetic valve is fixed on the second connecting pipe.

Further, be fixed with coupling spring on the fixed plate, coupling spring keeps away from fixed plate end and fixes on the movable plate, and coupling spring equidistance is equipped with a plurality of, and the fixed plate is right angle type, and coupling spring's both sides are equipped with the rubber layer, and the rubber layer is fixed between movable plate and fixed plate.

Further, a supporting wheel is arranged between two adjacent fixing plates, and the supporting wheel is rotatably connected to the side face of the chassis.

Further, the dimensionally stable gas block is arranged between the two connecting springs, and fills a gap between the two connecting springs after being inflated.

The beneficial effects of the utility model are as follows:

1. the air stabilizing block and the air bag are arranged, different electromagnetic valves are adopted for respective control, the switching can be freely controlled under the driving and braking states, the use is convenient, and meanwhile, the four movable plates are arranged, so that the stability can be effectively maintained while the brake is performed.

2. The support wheels are arranged between two adjacent fixing plates, the support wheels are rotatably connected to the side face of the chassis, and when the air bag is in an uninflated state, the support wheels can play a supporting role and are convenient to move to a required operation position.

Drawings

FIG. 1 is a schematic structural view of a suspension chassis ground-gripping brake auxiliary maintenance device provided by the utility model;

FIG. 2 is a schematic plan view of FIG. 1 of a suspension chassis ground-gripping brake assist maintenance device provided by the utility model;

FIG. 3 is a schematic cross-sectional view of the auxiliary maintenance device for the ground-grabbing brake of the suspension chassis along the line A-A in FIG. 2.

In the figure: 1. a chassis; 2. an air bag; 3. a fixing plate; 4. a moving plate; 5. a dimensionally stable gas block; 6. a gas supply conduit; 7. a first connection pipe; 8. a first electromagnetic valve; 9. a second connection pipe; 10. a second electromagnetic valve; 11. a connecting spring; 12. a rubber layer; 13. and a supporting wheel.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

Referring to fig. 1 to 3, the following describes the auxiliary maintenance device for the ground grabbing brake of the suspension chassis according to the embodiment of the present utility model in detail.

As shown in fig. 1, the auxiliary maintenance device for the ground-grabbing brake of the suspension chassis comprises a chassis 1, air bags 2 and an auxiliary structure, wherein the auxiliary structure comprises a fixed plate 3 fixed inside the chassis 1, the fixed plate 3 is elastically connected with a movable plate 4 far away from the end of the chassis 1, a maintenance gas block 5 is filled between the movable plate 4 and the fixed plate 3, the air bags 2 are fixed at the bottom of the chassis 1, four air bags 2 are arranged in total and are used for respectively supplying air, an air supply conduit 6 is connected between the air bags 2 on the same side, two air supply conduits 6 are arranged, and the maintenance gas block 5 is communicated with the air supply conduit 6.

In the present embodiment, the chassis 1 used may be the chassis 1 of a cart, and may be the chassis 1 for direct cargo handling.

A first connecting pipe 7 is connected between the air bag 2 and the air supply conduit 6, a first electromagnetic valve 8 is fixed on the first connecting pipe 7, a second connecting pipe 9 is connected between the dimensionally stable air block 5 and the air supply conduit 6, a second electromagnetic valve 10 is fixed on the second connecting pipe 9, the air supply conduit 6 can be externally connected with an air source, and the air source is provided through an air compressor.

When using, open first solenoid valve 8, supply air to gasbag 2, wherein in order to increase the stability when the brake, be fixed with connecting spring 11 on fixed plate 3, connecting spring 11 keeps away from fixed plate 3 end and fixes on movable plate 4, connecting spring 11 equidistance is equipped with a plurality of, fixed plate 3 is right angle type, connecting spring 11's both sides are equipped with rubber layer 12, rubber layer 12 is fixed between movable plate 4 and fixed plate 3, steady gas piece 5 sets up between two connecting springs 11, fills the clearance between two connecting springs 11 after inflating.

The spring is in a natural state, the stable gas block 5 is not filled with gas, and the height of the moving plate 4 extending out of the chassis 1 is lower than the height of the air bag 2 after filling, so that normal use is not affected.

Therefore, when braking, the first electromagnetic valve 8 is closed, the second electromagnetic valve 10 is opened, the dimensionally stable gas block 5 is inflated, the movable plate 4 is opened, the distance between the movable plate 4 and the fixed plate 3 is changed, the connecting spring 11 is extended, the height of the movable plate 4 extending out of the chassis 1 is higher than that of the gas bag 2, the movable plate 4 is directly contacted with the ground at the moment, the braking effect is realized, meanwhile, the four movable plates 4 are arranged in a right angle mode and are distributed at four corners of the chassis 1, and the stability of the whole chassis 1 can be maintained while the braking effect is realized.

Further, a supporting wheel 13 is arranged between two adjacent fixing plates 3, the supporting wheel 13 is rotatably connected to the side face of the chassis 1, and when the air bag 2 is in an uninflated state, the supporting wheel can play a supporting role, and is convenient to move to a required operation position.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a supplementary steady device of ground brake is grabbed to suspension chassis, its characterized in that, this supplementary steady device of ground brake is grabbed to suspension chassis includes chassis (1), gasbag (2), auxiliary structure is including fixing inside fixed plate (3) in chassis (1), and fixed plate (3) are kept away from chassis (1) end elastic connection and are had movable plate (4), and it has steady gas piece (5) to fill between movable plate (4) and the fixed plate (3), gasbag (2) are fixed in chassis (1) bottom, are equipped with four altogether, and four gasbag (2) are supplied air respectively, are connected with air feed pipe (6) between gasbag (2) of two homonymies, and air feed pipe (6) are equipped with two, steady gas piece (5) of dimension and air feed pipe (6) intercommunication.

2. The auxiliary maintenance device for the ground grabbing brake of the suspension chassis (1) according to claim 1, wherein a first connecting pipe (7) is connected between the air bag (2) and the air supply conduit (6), and a first electromagnetic valve (8) is fixed on the first connecting pipe (7).

3. The auxiliary maintenance device for the ground grabbing brake of the suspension chassis (1) according to claim 1, wherein a second connecting pipe (9) is connected between the maintenance gas block (5) and the gas supply pipe (6), and a second electromagnetic valve (10) is fixed on the second connecting pipe (9).

4. The auxiliary maintenance device for the ground grabbing brake of the suspension chassis (1) according to claim 1, wherein a connecting spring (11) is fixed on the fixed plate (3), the connecting spring (11) is fixed on the movable plate (4) far away from the fixed plate (3), the connecting springs (11) are equidistantly provided with a plurality of connecting springs, the fixed plate (3) is in a right angle shape, rubber layers (12) are arranged on two sides of the connecting springs (11), and the rubber layers (12) are fixed between the movable plate (4) and the fixed plate (3).

5. The auxiliary maintenance device for the ground grabbing brake of the suspension chassis (1) according to claim 1, wherein a supporting wheel (13) is arranged between two adjacent fixing plates (3), and the supporting wheel (13) is rotatably connected to the side surface of the chassis (1).

6. The auxiliary maintenance device for the ground-grabbing brake of the suspension chassis (1) according to claim 4, wherein the maintenance gas block (5) is arranged between the two connecting springs (11), and the gap between the two connecting springs (11) is filled after the gas block is inflated.