CN212924297U

CN212924297U - Forklift rear axle collision protection device

Info

Publication number: CN212924297U
Application number: CN202021063646.1U
Authority: CN
Inventors: 徐群
Original assignee: Feixi Tongli Machinery Co ltd
Current assignee: Feixi Tongli Machinery Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-04-09
Anticipated expiration: 2030-06-11

Abstract

The utility model discloses a fork truck rear axle collision protection device belongs to anticollision protection technical field, including the protective housing, the protective housing is the U type, two inflates of fixedly connected with in the protective housing, equal sliding connection has the riser in the inflator, equal fixedly connected with horizontal pole on the riser, the horizontal pole runs through the inflator, the inflator lateral wall is by having seted up the gas outlet, the position that is close to the horizontal pole on the inflator has seted up two gas pockets, arrange the outer horizontal pole tip fixedly connected with anticollision baffle of inflator in, two cavitys have been seted up in the anticollision baffle, it has the baffle to slide to run through in the cavity, the air inlet has all been seted up on two cavitys, the intercommunication has the hose between air inlet and the gas outlet, a plurality of first springs of. The utility model provides an among the prior art fork truck can often bump at the moving in-process for can't accomplish normal work and bring high maintenance cost's problem, easy operation is convenient, and the practicality is strong.

Description

Forklift rear axle collision protection device

Technical Field

The utility model relates to an anticollision protection technical field specifically is a fork truck rear axle collision protection device.

Background

The forklift gradually becomes a non-important role in enterprise logistics, is a main force in material handling equipment, is widely applied to stations, ports, factories, warehouses and the like, and along with the rapid development of industry, the demand of the forklift is increased more and more, and meanwhile, the performance requirement of the forklift is gradually improved.

However, the outside of current fork truck rear axle generally only has a protective housing, and at fork truck normal operating's in-process, because the problem of driver's visual angle, fork truck can often bump, only leans on the protective housing alone can't bring corresponding protection for fork truck's rear axle, and the collision can bring the damage for fork truck for normal work can't be accomplished, can cost high maintenance cost simultaneously.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fork truck rear axle collision protection device to solve among the prior art fork truck at the moving in-process, can often bump, make unable completion normal work and the problem of bringing high maintenance cost.

In order to achieve the above object, the utility model provides a following technical scheme: a collision protection device for a rear axle of a forklift comprises a protection shell, wherein the protection shell is U-shaped, two air cylinders are fixedly connected in the protection shell and are symmetrically arranged along the central axis of the protection shell, vertical plates are all slidably connected in the air cylinders, cross rods are all fixedly connected on the vertical plates and run through the air cylinders, air outlets are arranged on the side walls of the air cylinders, two air holes are formed in the positions, close to the cross rods, of the air cylinders, two air inlet valves for one-way air inlet and air outlet valves for one-way air outlet are respectively arranged in the air holes, an anti-collision baffle is fixedly connected at the end part of the cross rod outside the air cylinders, two cavities are formed in the anti-collision baffle and are symmetrically arranged along the central axis of the anti-collision baffle, baffles are penetrated in the cavities, air inlets are formed in the two cavities, hoses are communicated between, a plurality of first springs are fixedly connected between the anti-collision clapboard and the inflator.

The technical principle of the scheme is as follows: protection device installs at poor fork truck rear axle position, and first spring is in normal flexible state, and first spring compression when crashproof baffle collides the object, crashproof baffle drives the riser and slides in the inflator, compresses the volume of inflator, produces the air current, and the air current passes through gas outlet and hose and gets into in the cavity, and the pressure increase in the cavity promotes the baffle and slides toward the cavity outward to finally make the baffle offset with the both sides of protective housing.

Preferably, the end parts of the two sides of the protection shell are respectively provided with an air bag, and a hose is communicated between the air bag and an air outlet on the inflator.

Preferably, the baffle is provided with a convex block, a second spring is fixedly connected between the convex block and the baffle, and the inner wall of the cavity is provided with a clamping groove matched with the convex block for use.

Preferably, the surface of the baffle plate is wrapped with an aluminum alloy layer, and the outer surface of the anti-collision baffle plate is wrapped with a rubber layer.

Preferably, the number of the first springs is four.

Preferably, the air outlet, the air inlet and the air hole are all provided with sealing rings.

Compared with the prior art, the beneficial effects of the utility model are that: 1. the first spring is arranged between the anti-collision clapboard and the inflator, so that when the anti-collision clapboard collides with an object, part of energy generated by collision is absorbed through the compression deformation of the first spring, and the damage degree is reduced; 2. the displacement generated by collision of the anti-collision partition plate is utilized to inflate the air cylinder into the cavity, the pressure in the cavity is increased, the baffle plate can slide out of the cavity and abut against the protective shell, and the air cylinder is protected while most energy is absorbed; 3. the device is simple in structure, convenient to operate, good in anti-collision effect and high in practicability, and effectively solves the problem that a forklift can collide frequently in the running process, so that normal work cannot be finished and high maintenance cost cannot be brought.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a rear axle collision protection device of a forklift truck according to the present invention;

fig. 2 is the internal structure schematic diagram of the middle anti-collision partition plate of the utility model.

In the figure: the air bag comprises a protective shell 1, an air cylinder 2, a vertical plate 3, a cross rod 4, an air outlet 5, an air hole 6, an anti-collision partition plate 7, a first spring 8, a baffle plate 9, an air inlet 10, an air bag 11, a bump 12 and a clamping groove 13.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides an embodiment: the utility model provides a fork truck rear axle collision protection device, including protective housing 1, protective housing 1 is the U type, two inflator 2 of fixedly connected with in the protective housing 1, two inflator 2 set up along protective housing 1's axis symmetry, equal sliding connection has riser 3 in the inflator 2, equal fixedly connected with horizontal pole 4 on the riser 3, horizontal pole 4 runs through inflator 2, 2 lateral walls of inflator lean on and has seted up gas outlet 5, two gas pockets 6 have been seted up to the position that is close to horizontal pole 4 on inflator 2, install the admission valve of one-way air admission and the air outlet valve of one-way air outlet in two gas pockets 6 respectively, gas outlet 5, the sealing washer is all installed in air inlet 10 and the 6 departments of gas pocket. Air bags 11 are respectively arranged at the end parts of the two sides of the protective shell 1, and hoses are communicated between the air bags 11 and the air outlets 5 on the air outlet cylinder 2.

Arrange 4 tip fixedly connected with anticollision baffle 7 of horizontal pole outside the inflator 2 in, the parcel of 7 surface of anticollision baffle has the rubber layer, has seted up two cavitys in the anticollision baffle 7, and two cavitys set up along 7 axis symmetry of anticollision baffle, and it has baffle 9 to slide to run through in the cavity, and baffle 9 surface coating has the aluminum alloy layer. Air inlets 10 are formed in the two cavities, the air inlets 10 and the air outlets 5 are also communicated with a hose, and four first springs 8 are fixedly connected between the anti-collision partition plate 7 and the inflator 2. The baffle 9 is provided with a convex block 12, a second spring is fixedly connected between the convex block 12 and the baffle 9, and the inner wall of the cavity is provided with a clamping groove 13 matched with the convex block 12 for use.

The working principle is as follows: install protection device in fork truck's rear axle position, when fork truck normally operated, first spring 8 was in normal flexible state, and when crashproof baffle 7 collided the object, at first spring 8 began to compress, through the compression of first spring 8, had absorbed the partial energy that produces when colliding. The anti-collision partition plate 7 continues to move to drive the vertical plate 3 to slide in the air cylinder 2, the volume of the air cylinder 2 is compressed, air flow is generated, the air flow flows into the cavity and the air bag 11 through the air outlet 5 and the hose respectively, the pressure in the cavity is increased, the baffle plate 9 is pushed to slide outside the cavity, and at the moment, the second spring is in a compressed state. When the projection 12 meets the slot 13, the projection 12 is inserted into the slot 13 under the action of the second spring and fixed. At the same time, the airbags 11 protecting the both side end portions of the case 1 start to inflate and swell.

The energy generated by collision is mostly absorbed by the buffer of the contact of the baffle 9 and the air bag 11, so that the forklift is effectively protected from being damaged by collision, and the loss of manpower and material resources is caused.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a fork truck rear axle collision protection device, includes protection casing (1), protection casing (1) is the U type, its characterized in that: fixedly connected with two inflator (2) in protective housing (1), two inflator (2) set up along the axis symmetry of protective housing (1), equal sliding connection has riser (3) in inflator (2), equal fixedly connected with horizontal pole (4) on riser (3), horizontal pole (4) run through inflator (2), inflator (2) lateral wall is by having seted up gas outlet (5), two gas pocket (6) have been seted up to the position that is close to horizontal pole (4) on inflator (2), two install the admission valve of one-way admission and the air outlet valve of one-way giving vent to anger in gas pocket (6) respectively, place horizontal pole (4) tip fixedly connected with anticollision baffle (7) outside inflator (2), seted up two cavitys in anticollision baffle (7), two the cavity sets up along anticollision baffle (7) axis symmetry, and it has baffle (9) to slide to run through in the cavity, air inlet (10) have all been seted up on two cavitys, the intercommunication has the hose between air inlet (10) and gas outlet (5), fixedly connected with a plurality of first springs (8) between crashproof baffle (7) and inflator (2).

2. The forklift rear axle collision protection device according to claim 1, characterized in that: air bags (11) are mounted at the end parts of two sides of the protection shell (1), and hoses are communicated between the air bags (11) and the air outlets (5) on the air cylinders (2).

3. The forklift rear axle collision protection device according to claim 2, characterized in that: the improved structure is characterized in that a bump (12) is arranged on the baffle (9), a second spring is fixedly connected between the bump (12) and the baffle (9), and a clamping groove (13) matched with the bump (12) for use is formed in the inner wall of the cavity.

4. A forklift rear axle collision protection device according to claim 3, characterized in that: the surface of the baffle (9) is wrapped with an aluminum alloy layer, and the outer surface of the anti-collision baffle (7) is wrapped with a rubber layer.

5. The forklift rear axle collision protection device according to claim 4, characterized in that: the number of the first springs (8) is four.

6. The forklift rear axle collision protection device according to claim 5, characterized in that: and sealing rings are arranged at the air outlet (5), the air inlet (10) and the air hole (6).