CN219096707U

CN219096707U - Inter-city vehicle aluminum alloy head skin

Info

Publication number: CN219096707U
Application number: CN202320227536.1U
Authority: CN
Inventors: 赵鑫; 杜志豪; 孙丹丹
Original assignee: Changchun Jeffote Forming Technology Co ltd
Current assignee: Changchun Jeffote Forming Technology Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-05-30
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses an intercity car aluminum alloy head skin, and relates to the field of skin devices. The intercity car aluminum alloy head skin comprises a head body; the welding all around of locomotive body has the locomotive covering, and the preceding tip of locomotive body is equipped with the observation window separately, and the side fixed welding of locomotive body has the side covering, and the inside of side covering is provided with protection machanism, thereby protection machanism is used for can absorbing the problem of reducing passenger factor of safety with the energy that the collision produced when the automobile body bumps, and protection machanism includes: the energy-absorbing core material is arranged in the side skin; the rear ends of the plurality of groups of rear rubber blocks are fixedly connected with the front ends of the energy-absorbing core materials; the rear ends of the plurality of groups of reinforcing columns are fixedly connected with the front ends of the rear rubber blocks; the rear end of the front rubber blocks is fixedly connected with the front end of the reinforcing column, and the energy generated by collision can be absorbed by the inter-city vehicle aluminum alloy head skin through the protection mechanism arranged inside the skin, so that the safety coefficient of passengers is reduced.

Description

Inter-city vehicle aluminum alloy head skin

Technical Field

The utility model relates to the technical field of skins, in particular to an intercity car aluminum alloy head skin.

Background

The aluminum alloy has very good performance, and because the aluminum alloy has very light weight, is not so active compared with metal and is convenient to process, the aluminum alloy is adopted for manufacturing skins of current motor cars, civil aircrafts and the like in various countries;

the existing inter-city vehicle aluminum alloy head skin can not well absorb energy generated by collision in the using process, so that the safety of personnel can not be well ensured;

the reason for the problem is that with the rapid development of high-speed railway transportation at home and abroad, the safety performance of the motor train unit, especially the passive safety performance, is more concerned, the passive safety of the motor train unit refers to the problem that when a large accident of a railway inevitably occurs, the adverse effect generated during the collision is reduced through the crashworthiness of the body structure of the motor train unit, the safety of personnel is guaranteed to the greatest extent, the energy absorption size of the train collision mainly depends on the force value of an energy absorption element and the effective working length of an energy absorption original, the effective working length depends on the appearance length of the train and the space required by engineering, the skin is welded on the outer surface of the body of the train at first, and the existing skin can not absorb the energy generated by the collision well when the collision occurs in the using process, so that the safety of the personnel can not be well guaranteed.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a method for solving the problem that the energy generated by collision cannot be well absorbed when the existing inter-city vehicle aluminum alloy head skin collides in the using process, so that the safety of personnel cannot be well ensured.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: an interurban vehicle aluminum alloy vehicle head skin comprises a vehicle head body;

the welding all around of locomotive body has the locomotive covering, the preceding tip of locomotive body is equipped with the observation window separately, the fixed welding in side of locomotive body has the side covering, the inside of side covering is provided with protection machanism, thereby protection machanism is used for absorbing the problem of reducing passenger's factor of safety with the energy that the collision produced when the automobile body bumps, protection machanism includes:

the energy-absorbing core materials are arranged in the side skin;

the rear ends of the plurality of groups of rear rubber blocks are fixedly connected with the front ends of the energy-absorbing core materials;

the rear ends of the plurality of groups of reinforcing columns are fixedly connected with the front ends of the rear rubber blocks;

the rear ends of the front rubber blocks are fixedly connected with the front ends of the reinforcing columns.

Preferably, the front end part of the headstock body is fixedly welded with a front face skin, the top end of the headstock body is fixedly welded with a roof skin, and the front end of the headstock body is fixedly welded with a front face lower skin near the lower end.

Preferably, the side skin comprises a first skin and a second skin, the rear end of the energy absorbing core material is fixedly connected with the inner wall of the first skin, the reinforcing column is fixedly connected between the front rubber block and the rear rubber block, and the front end of the front rubber block is fixedly connected with the inner wall of the second skin.

Preferably, the front face skin, the roof skin and the front face lower skin are all the same as the side skin in function, and the inside is provided with a protection mechanism.

The utility model discloses an intercity car aluminum alloy head skin, which has the following beneficial effects:

1. this interurban vehicle aluminum alloy locomotive covering, when the vehicle body unfortunately bumps, can absorb the energy that the collision produced through the protective mechanism who sets up in the covering thereby reduce the problem of passenger's factor of safety, at this moment through the energy-absorbing core material that sets up for the material of polyvinyl chloride foam, because polyvinyl chloride foam structure light and soft to improved the rigidity of covering overall structure, reduced combined material's weight, can absorb the energy that produces when striking simultaneously, thereby improved the energy absorption ability of train when striking.

2. This interurban vehicle aluminum alloy locomotive covering to through rubber piece before the multiunit that sets up in the covering is inside, multiunit spliced pole and multiunit back rubber piece evenly distributed in the front end of energy-absorbing core, can strengthen the rigidity of energy-absorbing core, can make the energy-absorbing effect of energy-absorbing core more excellent, and the spliced pole can strengthen the wholeness of covering structure, improves the anticollision performance of covering.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is an exploded view of a side view of the body of the vehicle head of the present utility model;

FIG. 3 is a schematic view of the skin internal protection mechanism of the present utility model;

fig. 4 is an exploded view of the protective mechanism of the present utility model.

In the figure: 1. a headstock body; 2. a front face skin; 3. a roof skin; 4. a side skin; 401. a first skin; 402. a second skin; 5. a front face lower skin; 6. an observation window; 7. a protective mechanism; 701. an energy absorbing core material; 702. a rear rubber block; 703. a reinforcing column; 704. a front rubber block.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model are clearly and completely described, and it is obvious that the described embodiments are 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.

According to the inter-city vehicle aluminum alloy head skin, the problem that energy generated by collision cannot be well absorbed when collision occurs in the using process of the existing inter-city vehicle aluminum alloy head skin, so that personnel safety cannot be well guaranteed is solved, and the problem that the safety coefficient of passengers is reduced due to the fact that the energy generated by collision can be absorbed when a vehicle body collides is solved.

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

Embodiment 1,

The embodiment of the utility model discloses an intercity car aluminum alloy head skin.

According to the figures 1-4, comprises a headstock body 1;

the welding all around of locomotive body 1 has the locomotive covering, and the preceding tip of locomotive body 1 is equipped with observation window 6 separately, and the fixed welding in side of locomotive body 1 has side covering 4, and the inside of side covering 4 is provided with protection machanism 7, thereby protection machanism 7 is used for can absorbing the problem of reducing the personnel factor of safety of taking the bus with the energy that the collision produced when the automobile body bumps, and protection machanism 7 includes:

the energy-absorbing core materials 701, wherein a plurality of groups of energy-absorbing core materials 701 are arranged inside the side skin 4;

the rear rubber blocks 702, the rear ends of the plurality of groups of rear rubber blocks 702 are fixedly connected with the front ends of the energy-absorbing core materials 701;

the rear ends of the reinforcing columns 703 and the front ends of the rear rubber blocks 702 are fixedly connected;

the front rubber blocks 704, the rear ends of the plurality of groups of front rubber blocks 704 are fixedly connected with the front ends of the reinforcing columns 703.

Working principle: before the utility model is used, the energy-absorbing core material 701 is firstly connected with the inner wall of the second skin 402 through an adhesion process, the energy-absorbing core material 701 can be made of a polyvinyl chloride foam material, the rear rubber block 702 is connected with the energy-absorbing core material 701 through an adhesion process, the reinforcing column 703 is connected with the rear rubber block 702 through an adhesion process, the front rubber block 704 is connected with the reinforcing column 703 through a welding process, the front rubber block 704 is connected with the first skin 401 through an adhesion process, the front face skin 2, the roof skin 3, the side skin 4 and the front face lower skin 5 are respectively welded on the outer surface of the head body 1 through a welding process, and the surface curvature of the protective mechanism 7 inside the skin is consistent with the skin curvature of the outer surface of the head body 1.

Embodiment II,

According to the figures 1-4, a front face skin 2 is fixedly welded at the front end part of a headstock body 1, a roof skin 3 is fixedly welded at the top end of the headstock body 1, and a front face lower skin 5 is fixedly welded at the lower end of the front end of the headstock body 1.

The side skin 4 comprises a first skin 401 and a second skin 402, the rear end of the energy absorbing core material 701 is fixedly connected with the inner wall of the first skin 401, the reinforcing column 703 is fixedly connected between the front rubber block 704 and the rear rubber block 702, and the front end of the front rubber block 704 is fixedly connected with the inner wall of the second skin 402.

The front face skin 2, the roof skin 3 and the front face lower skin 5 all have the same function as the side skin 4, and are internally provided with a protection mechanism 7.

Working principle: when the vehicle body is crashed unfortunately, the energy generated by the crash can be absorbed through the protection mechanism 7 arranged in the skin, so that the safety coefficient of passengers is reduced, at the moment, the energy-absorbing core material 701 is made of polyvinyl chloride foam, and the rigidity of the whole structure of the skin is improved, the weight of the composite material is reduced, and the energy generated during the crash can be absorbed, so that the energy absorption capacity of the train during the crash is improved;

and through the multiunit front rubber piece 704, multiunit spliced pole 703 and multiunit rear rubber piece 702 that set up in the skin are evenly distributed in the front end of energy-absorbing core material 701, can strengthen the rigidity of energy-absorbing core material 701, can make the energy-absorbing effect of energy-absorbing core material 701 more excellent to spliced pole 703 can strengthen the wholeness of skin structure, improve the anticollision performance of skin.

In summary, compared with the prior art, the method has the following beneficial effects:

1. when the automobile body is collided unfortunately, the energy generated by the collision can be absorbed through the protection mechanism 7 arranged in the skin, so that the safety coefficient of passengers is reduced, at the moment, the energy-absorbing core material 701 is made of polyvinyl chloride foam, and the rigidity of the whole structure of the skin is improved, the weight of the composite material is reduced, and the energy generated during the collision can be absorbed, so that the energy absorption capacity of the train during the collision is improved.

2. And through the multiunit front rubber piece 704, multiunit spliced pole 703 and multiunit rear rubber piece 702 that set up in the skin are evenly distributed in the front end of energy-absorbing core material 701, can strengthen the rigidity of energy-absorbing core material 701, can make the energy-absorbing effect of energy-absorbing core material 701 more excellent to spliced pole 703 can strengthen the wholeness of skin structure, improve the anticollision performance of skin.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An interurban vehicle aluminum alloy vehicle head skin comprises a vehicle head body (1);

the method is characterized in that: the utility model provides a locomotive is equipped with the front end part of locomotive body (1) and is equipped with observation window (6) separately around welding of locomotive body (1), the fixed welding in side of locomotive body (1) has side covering (4), the inside of side covering (4) is provided with protection machanism (7), thereby protection machanism (7) are used for can absorbing the problem of reduction passenger factor of safety with the energy that the collision produced when the automobile body bumps, protection machanism (7) include:

an energy absorbing core material (701), the energy absorbing core material (701) being arranged inside the side skin (4);

the rear ends of the plurality of groups of rear rubber blocks (702) are fixedly connected with the front ends of the energy-absorbing core materials (701);

the rear ends of the plurality of groups of reinforcing columns (703) are fixedly connected with the front ends of the rear rubber blocks (702);

the front rubber blocks (704), the rear ends of the front rubber blocks (704) are fixedly connected with the front ends of the reinforcing columns (703).

2. An interurban vehicle aluminium alloy nose skin according to claim 1, characterized in that: the front end part of the headstock body (1) is fixedly welded with a front face skin (2), the top end of the headstock body (1) is fixedly welded with a roof skin (3), and the front end of the headstock body (1) is fixedly welded with a front face lower skin (5) near the lower end.

3. An interurban vehicle aluminium alloy nose skin according to claim 1, characterized in that: the side skin (4) comprises a first skin (401) and a second skin (402), the rear end of the energy-absorbing core material (701) is fixedly connected with the inner wall of the first skin (401), the reinforcing column (703) is fixedly connected between the front rubber block (704) and the rear rubber block (702), and the front end of the front rubber block (704) is fixedly connected with the inner wall of the second skin (402).

4. An interurban vehicle aluminium alloy nose skin according to claim 2, characterized in that: the front face skin (2), the roof skin (3) and the front face lower skin (5) have the same functions as the side skin (4), and the inside of the front face skin is provided with a protection mechanism (7).