WO2020134002A1

WO2020134002A1 - Door cover plate for side wall of train, and train

Info

Publication number: WO2020134002A1
Application number: PCT/CN2019/094224
Authority: WO
Inventors: 武娟娟; 胡国鹏; 熊力; 沈立伟; 高绪玲; 贾焕英
Original assignee: 中车唐山机车车辆有限公司
Priority date: 2018-12-27
Filing date: 2019-07-01
Publication date: 2020-07-02
Also published as: CN111376933A; CN111376933B

Abstract

Provided is a door cover plate for a side wall of a train, the door cover plate comprising a vertical supporting cover plate (100) for being fixed to the top of a body of the train and a chassis of the train; the vertical supporting cover plate (100) comprises an L-shaped longitudinal supporting strip-shaped plate (110); and the longitudinal supporting strip-shaped plate (110) is used as a supporting body of the vertical supporting cover plate (100), a first plate of the longitudinal supporting strip-shaped plate (110) is used as a door frame, and a second plate of the longitudinal supporting strip-shaped plate (110) faces the interior of the train. Provided is a train, comprising the door cover plate for a side wall of a train. This arrangement simplifies the structure of the door cover plate, thereby avoiding cumbersome installation caused by an excessively heavy door cover plate.

Description

Door cover plate of train side wall and train

Technical field

The present application relates to the technical field of electric locomotives, and in particular, to a door cover plate of a train side wall and a train.

Background technique

Rail trains are usually provided with one or more door mechanisms on the side, and the door mechanisms are opened and closed by sliding along the length of the vehicle. When the door mechanism is a built-in door, the door cover plate of the related built-in door includes a steel structure skeleton and a glass fiber reinforced plastic decoration cover plate. The steel structure skeleton plays a supporting role, and the decoration cover plate functions to cover the door mechanism and cables and other components. . The fixed connection between the steel structure skeleton and the car body is mainly composed of welding or bolt connection, and the decorative cover plate is installed on the steel structure skeleton. The structure of the door cover plate of the built-in door is complicated, and there are many parts, which results in a heavy weight of the door cover plate and cumbersome installation.

Therefore, the complicated structure of the door cover plate leads to the heavy weight of the door cover plate and the cumbersome installation, which is a technical problem that those skilled in the art urgently need to solve.

The above information disclosed in the background art is only for enhancing the understanding of the background of the present application, so it may contain information that does not form a related technology known to those of ordinary skill in the art.

Summary of the invention

The embodiments of the present application provide a door cover plate of a train side wall and a train, to solve the technical problem that the structure of the door cover plate is complicated and the door cover plate is heavy and cumbersome to install.

An embodiment of the present application provides a door cover plate for a train side wall, including:

A support stand cover plate for fixing to the top of the train car body and the train underframe; the support stand cover plate includes an L-shaped longitudinal support strip;

Wherein, the longitudinal supporting strip is used as a supporting body of the supporting vertical cover panel, the first plate of the longitudinal supporting strip serves as a frame of the door frame, and the second plate of the longitudinal supporting strip faces toward the Inside the train.

An embodiment of the present application further provides a train, including the door cover plate of the side wall of the train.

The embodiments of the present application have the following technical effects due to the adoption of the above technical solutions:

The longitudinal support strip is used as a supporting body of the supporting vertical cover plate, the first plate of the longitudinal support strip is used as a frame of the door frame, and the second plate of the longitudinal support strip is facing the train . Since the longitudinal support strips are used as the supporting body of the supporting vertical cover plate, that is, the longitudinal support strips play a supporting role, and at the same time, part of the longitudinal support strips serve as the door frame border and a part faces into the train, that is, at the same time Facing passengers, covering the structure behind the longitudinal support slats. The door cover plate of the side wall of the train of the embodiment of the present application not only fixes the support cover plate to the car body and the underframe, but also plays a supporting role, and also plays a covering role, making the structure simple and having fewer components, thereby reducing the weight , Simplifying the installation process.

BRIEF DESCRIPTION

The drawings described here are used to provide a further understanding of the present application and form a part of the present application. The schematic embodiments and descriptions of the present application are used to explain the present application and do not constitute an undue limitation on the present application. In the drawings:

1 is a partial schematic view of a train installed with a door cover plate of a train side wall according to an embodiment of the present application;

FIG. 2 is an A-A cross-sectional view of the supporting upright cover plate of the door cover plate of the train side wall shown in FIG. 1;

3 is a partially enlarged view of the cross-sectional view shown in FIG. 2;

4 is a schematic cross-sectional view of a longitudinal support strip of the door cover plate of the train side wall shown in FIG. 1;

5 is a schematic cross-sectional view of the brush mounting member of the door cover plate of the train side wall shown in FIG. 3;

6 is a partial schematic view of the handrail of the door cover plate of the train side wall shown in FIG. 1;

7 is a partial enlarged view of the upper end of the handrail of the door cover of the train side wall shown in FIG. 10;

8 is a partial enlarged view of the lower end of the handrail of the door cover plate of the train side wall shown in FIG. 10;

9 is a schematic view of the connection of the supporting cross cover plate of the door cover plate of the train side wall shown in FIG. 1 and the top of the train body;

10 is a schematic cross-sectional view of the supporting cross cover plate shown in FIG. 9;

11 is a B-B cross-sectional view of the supporting vertical cover plate of the door cover plate of the train side wall shown in FIG. 1;

12 is a C-C cross-sectional view of the support cover plate of the door cover plate of the train side wall shown in FIG. 1;

13 is a schematic diagram of the longitudinal support strips of the door cover plate of the train side wall shown in FIG. 1 connected to the top of the car body;

14 is a schematic diagram of the longitudinal cover of the door cover plate of the train side wall shown in FIG. 1 connected to the top of the car body;

15 is a schematic view of the connection of the longitudinal support strips of the door cover plate of the train side wall shown in FIG. 1 and the chassis of the train;

FIG. 16 is a schematic diagram of the connection of the longitudinal covering plate of the door cover plate of the train side wall shown in FIG. 1 and the train underframe.

Description of reference signs:

100 support vertical cover plate, 110 longitudinal support bar, 111 longitudinal support bar first supplement frame, 112 longitudinal support bar second supplement frame, 113 longitudinal support bar second supplement frame, 120 corner Reinforcing parts, 121 reinforcing plates, 122 fixing plates, 130 longitudinal covering plates, 140 connecting plates, 150 brush mounting parts, 160 handrails, 170 lower reinforcing parts, 181 access doors, 182 dustbin inspection doors;

200 support horizontal cover plate, 210 horizontal support strip, 220 horizontal cover strip, 230 hinge shaft, 240 telescopic structure;

311 first hook connection code, 312 second hook connection code, 321 first B connection code, 322 second B connection code, 331 first L connection code, 332 second L connection code.

detailed description

In order to make the technical solutions and advantages in the embodiments of the present application more clear, the following describes the exemplary embodiments of the present application in further detail with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, and Not exhaustive of all embodiments. It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other if there is no conflict.

Example one

1 is a partial schematic view of a train installed with a door cover plate of a train side wall according to an embodiment of the present application; FIG. 2 is a AA cross-sectional view of a supporting vertical cover plate of the door cover plate of the train side wall shown in FIG. 1; FIG. 3 is 2 is a partially enlarged view of the cross-sectional view; FIG. 4 is a schematic cross-sectional view of the longitudinal support strip of the door cover plate of the train side wall shown in FIG. 1. As shown in FIG. 1, FIG. 2, FIG. 3 and FIG. 4, a door cover plate of a train side wall according to an embodiment of the present application includes:

The support vertical cover plate 100 is used for fixing with the top of the train car body and the bottom frame of the train; the support vertical cover plate includes an L-shaped longitudinal support strip 110;

Wherein, the longitudinal support strip 110 is used as a supporting body for supporting the vertical cover plate, the first plate of the longitudinal support strip is used as the frame of the door frame, and the second plate of the longitudinal support strip is oriented toward the Described in the train.

A door cover plate of a side wall of a train according to an embodiment of the present application includes a support upright cover plate, which is used to fix the top of the train car body and the underframe of the train; the support upright cover plate includes L-shaped longitudinal supporting slats; wherein, the longitudinal supporting slats are used as supporting bodies for supporting the vertical cover panels, the first board of the longitudinal supporting slats serves as a door frame frame, and the longitudinal supporting slats The second plate is facing inside the train. Since the longitudinal support strips are used as the supporting body of the supporting vertical cover plate, that is, the longitudinal support strips play a supporting role, and at the same time, part of the longitudinal support strips serve as the door frame border and a part faces into the train, that is, at the same time Facing passengers, covering the structure behind the longitudinal support slats. The door cover plate of the side wall of the train of the embodiment of the present application not only fixes the support cover plate to the car body and the underframe, but also plays a supporting role, and also plays a covering role, making the structure simple and having fewer components, thereby reducing the weight , Simplifying the installation process.

In implementation, as shown in FIGS. 2 and 3, the support stand 100 further includes:

The corner reinforcing member 120 includes a reinforcing plate 121 and an L-shaped fixing plate 122; wherein, the reinforcing plate 121 has a right angle, and two plates of the fixing plate 122 are connected at two right angles of the reinforcing plate Side, and the bending with respect to the reinforcing plate is at a right angle;

The right angle of the reinforcing plate 121 is caught at the right angle inside the longitudinal support strip 110, and the fixing plate 122 is fixed to the longitudinal support strip 110 to improve the rigidity of the longitudinal support strip.

The structure of the corner reinforcing member has a small weight, but it is very effective for improving the rigidity of the longitudinal support strips, so that the door panel of the train side wall of the embodiment of the present application has a small weight.

In implementation, as shown in FIGS. 3 and 4, the longitudinal support strip 110 includes:

A plurality of C-shaped mounting grooves, one C-shaped mounting groove is provided on the inner side of the first plate of the longitudinal support strip, and two C-shaped mountings are provided on the inner side of the second plate of the longitudinal support strip groove;

Wherein, the fixing plate 122 and the longitudinal support strip 110 are fixed by bolts, nuts and the C-shaped mounting groove.

By providing a C-shaped mounting groove in the longitudinal support strip, the longitudinal support strip and the corner reinforcement can be conveniently fixed.

Specifically, the longitudinal support strip is an integrated structure, which is an aluminum profile with a cross section shown in FIG. 4.

In implementation, there are a plurality of corner reinforcements, which are fixed at intervals along the height direction of the longitudinal support strips.

The height of the longitudinal support strips is relatively high, and the rigidity of the longitudinal support strips can be increased by fixing corner reinforcing members at intervals along its height direction.

In implementation, as shown in FIG. 3, the supporting stand cover plate further includes a longitudinal covering plate 130 and a connecting plate 140:

The longitudinal cover plate 130 is used to cover the structure behind the door cover plate. The thickness of the longitudinal cover plate 130 is greater than the thickness of the longitudinal support strip 110; the connecting plate 140 bridges the longitudinal cover plate 130 And the first supplementary frame 111 of the longitudinal supporting slats are fixed to the longitudinal covering plate 130 and the first supplementary frame 111 of the longitudinal supporting slats by screws, respectively, to realize the longitudinal supporting slats and The fixing of the longitudinal covering plate;

Wherein, the first supplementary frame 111 of the longitudinal support strip is provided at the inner end of the second panel of the longitudinal support strip to compensate for the difference in thickness from the longitudinal covering plate.

The function of the longitudinal cover plate is to cover the structure after the door cover plate and does not need to play a supporting role. Therefore, a longitudinal cover plate of a lighter weight material can be used to reduce the weight of the entire door cover plate. The fixation between the longitudinal support strip with a small thickness and the longitudinal covering plate with a large thickness is achieved by the connecting plate, the first supplementary frame of the longitudinal support strip, nuts and bolts to realize the longitudinal support strip and the longitudinal covering plate The side inside the train is basically level.

5 is a schematic cross-sectional view of the brush mounting member of the door cover plate of the train side wall shown in FIG. 3. In implementation, as shown in FIGS. 3 and 5, the supporting stand cover plate further includes a brush and a brush mounting member 150; wherein, the brush mounting member 150 includes an L-shaped longitudinal mounting strip and brush mounting A groove, the brush mounting groove is protrudingly provided at an end portion outside the first plate of the longitudinal mounting strip, and the brush is fixed in the brush mounting groove;

The second plate for longitudinally installing the slats, the second plate for the corner reinforcement, and the second plate for the longitudinally supporting slats are sequentially implemented by bolts, nuts and the C-shaped mounting grooves.

With the brush mounting member of the above structure, the second plate of the slats and the second plate of the corner reinforcement are installed in the longitudinal direction. After the longitudinal supporting slats are fixed in sequence, the brush faces the inner door. The fixing of the brush mounting part and the longitudinal support strips are achieved by means of corner reinforcements, thereby reducing the parts, the weight of the door cover plate is small, and the installation procedure is also simplified.

Specifically, the brush mounting member is an integrated structure, which is an aluminum profile with a cross section shown in FIG. 5.

6 is a partial schematic view of the handrail of the door cover plate of the train side wall shown in FIG. 1; FIG. 7 is a partially enlarged view of the upper end of the handrail of the door cover plate of the train side wall shown in FIG. 10; 10 is a partial enlarged view of the lower end of the handrail of the door panel of the train side wall. In implementation, as shown in FIGS. 6 and 7, the support stand cover plate further includes:

Armrest 160; the upper end of the armrest, the first plate of the longitudinal support strip and the first plate of the fixing plate of the corner reinforcement with the height of the armrest are sequentially fixed by nuts and bolts;

Wherein, the first plate of the fixed plate is a plate fixed to the first plate of the longitudinal support strip among the fixed plates.

The upper end of the armrest is fixed with the longitudinal support strips by means of corner reinforcements, thereby reducing the parts, the weight of the door cover plate is small, and the installation procedure is also simplified.

In implementation, as shown in FIGS. 6 and 8, the door cover plate further includes:

L-shaped lower reinforcing member 170; the lower end of the armrest, the first plate of the longitudinal support strip and the first plate of the lower reinforcing member are sequentially fixed by nuts and bolts; The second plate and the second plate of the longitudinal support strip are fixed by nuts and bolts.

Through the L-shaped lower reinforcement, the lower end of the armrest is fixed.

In implementation, as shown in FIG. 1, there are two support stand cover plates, which are a first support stand cover plate and a second support stand cover plate respectively, and the second support stand cover plate is the first support stand cover plate Symmetrical structure;

The first vertical cover plate and the second vertical cover plate are oppositely arranged to form a door frame.

The first support stand cover plate and the second support stand cover plate are oppositely arranged to form a door frame.

FIG. 9 is a schematic view of the support cross cover plate of the door cover plate of the train side wall shown in FIG. 1 connected to the top of the train body; FIG. 10 is a schematic cross-sectional view of the support cross cover plate shown in FIG. 9. In implementation, as shown in FIGS. 1, 9 and 10, the door cover plate further includes a supporting cross cover plate 200, and the supporting cross cover plate 200 includes:

The J-shaped lateral support strip 210 is used as a supporting body for supporting the transverse cover panel; the straight plate portion of the lateral support strip is used for fixing with the top of the vehicle body;

The L-shaped lateral covering slats 220 and the hinge shaft 230 with a closing function; the first blade of the hinge shaft 230 is fixed outside the end of the hook portion of the lateral supporting slats 210, the The second blade of the hinge shaft 230 is fixed on the inner side of the first plate of the lateral covering strip 220 to realize the rotation and resetting of the lateral covering strip 220 with the center of the hinge shaft as the axis.

Since the horizontal covering strip is used as a supporting body of the supporting horizontal cover plate, that is, the horizontal covering strip plays a supporting role, specifically, as shown in the figure, the supporting cross cover plate is an integrated structure, as shown in FIG. 9 Aluminum profile.

In this way, after the supporting transverse cover plate is fixed to the top of the vehicle body by the lateral supporting strips, the lateral covering strips can be rotated and reset about the center of the hinge shaft when the external force is applied. The supporting and covering functions of the supporting horizontal cover plate are integrated, the structure is simple, and the installation procedure is simple.

In implementation, as shown in FIGS. 9 and 10, an installation frame is provided on the inner side of the first plate that laterally covers the slats 220;

The second blade of the hinge shaft has a shape matched with the mounting frame, and the second blade of the hinge shaft and the mounting frame are fixed by bolts and nuts.

The installation frame can make the outer side of the first plate that laterally covers the slats free of such mounting structures as bolts and nuts, and supports the beautiful appearance of the transverse cover plate.

In implementation, as shown in FIG. 9, the supporting transverse cover plate further includes a telescopic structure 240, one end of the telescopic structure 240 is fixed to the outer side of the bottom of the hook portion of the lateral supporting strip 210, the telescopic structure 240 The other end is fixed on the inner side of the second panel of the lateral covering strip 220.

The telescopic structure can adopt a telescopic structure with a slow-release effect,

In implementation, the longitudinal cover plate has an inspection port;

As shown in FIGS. 1 and 11, the door cover plate further includes an access door 181; wherein, the access door is installed at the access door to expose the access port when the access door is opened, and is closed Cover the access port.

The setting of the maintenance port and the maintenance door is convenient for maintenance.

In the implementation, the longitudinal covering plate is provided with a dustbin installation port;

As shown in FIGS. 1 and 12, the door cover plate further includes a trash can and a trash can inspection door 182; wherein, the trash can is installed behind the longitudinal covering plate and is located behind the trash can installation port, The garbage can inspection door is detachably installed at the garbage can installation port, and the garbage can inspection door 182 is provided with a garbage can delivery port.

The setting of the trash can and the installation port of the trash can effectively use the space behind the door cover plate.

In implementation, the longitudinal cover plate has a control box installation opening;

The door cover plate further includes a door control box, which is installed behind the longitudinal cover plate and exposes the control buttons on the door control box from the control box installation opening.

Example 2

A train according to an embodiment of the present application includes the door cover plate described in the first embodiment.

In order to fix the upper part of the door cover plate to the train car body, it is necessary to fix the longitudinal support strips supporting the upright cover plate and the longitudinal covering strips and the top of the train body. 13 is a schematic diagram of the longitudinal support strips of the door cover plate of the train side wall shown in FIG. 1 connected to the top of the car body. In implementation, as shown in FIG. 13, the train further includes a plurality of first hook-shaped connection codes 311;

The second complementary frame 112 of the longitudinal support strip and the top of the train body are fixedly connected by the first hook-shaped connection code 311, nuts and bolts;

Wherein, the second supplementary frame of the longitudinal support strip is arranged on the top of the inner side of the second panel of the longitudinal support strip to compensate for the thickness difference between the longitudinal cover plate and the longitudinal covering plate.

The fixing of the longitudinal support strips and the top of the train body is fixedly connected by the second supplementary frame of the longitudinal support strips, the first hook-shaped connection code, the nuts and the bolts, so that the longitudinal support strips and the longitudinal covering plates are The side inside the train is basically level.

14 is a schematic view of the longitudinal cover of the door cover of the train side wall shown in FIG. 1 connected to the top of the car body. In implementation, as shown in FIG. 14, the train further includes a plurality of second hook-shaped connection codes 312;

The longitudinal covering plate 130 and the top of the train body are fixedly connected by the second hook-shaped connection code 312, a nut and a bolt.

The fixed connection between the longitudinal covering plate and the top of the train body is achieved by a second hook-shaped connection code, which has a simple structure and is easy to implement.

In order to achieve the fixing of the lower part of the door cover plate to the train underframe, it is necessary to fix the longitudinal support strips and the longitudinal covering strips supporting the upright cover plate to the train underframe. 15 is a schematic diagram of the longitudinal support strips of the door cover plate of the train side wall shown in FIG. 1 connected to the train chassis. In implementation, as shown in FIG. 15, the train further includes multiple pairs of first B-shaped connection codes 321 and first L-shaped connection codes 331;

The first arm of the first type B connection code is welded to the chassis of the train body, and the interior floor of the train is crimped on the first arm of the first type B connection code The longitudinal support plate is crimped on the interior floor, and the first L-shaped connection code is passed between the second arm of the first type B connection code and the third supplementary frame of the longitudinal support strip , Bolt and nut fixing;

Wherein, the third supplementary frame of the longitudinal support strip is disposed at the bottom of the inner side of the second panel of the longitudinal support strip for supplementing the thickness difference with the longitudinal covering plate.

The longitudinal support bar is fixed to the undercarriage of the train through the third supplementary frame of the longitudinal support bar, the first type B connection code, the first L-shaped connection code, and the bolt and nut are fixedly connected to realize the longitudinal support bar The side of the board and the longitudinal covering board on the train are substantially flush.

Fig. 16 is a schematic diagram of the connection of the longitudinal covering plate of the door cover plate of the train side wall shown in Fig. 1 with the train chassis. In implementation, as shown in FIG. 16, the train further includes a plurality of pairs of second B-shaped connection codes 322 and second L-shaped connection codes 332;

The first arm of the second B-type connection code is welded to the chassis of the train body, and the interior floor of the train is crimped onto the first arm of the second B-type connection code. The longitudinal cover plate is crimped on the interior floor, and the second arm of the second type B connection code and the longitudinal cover plate are fixed by the second L-shaped connection code.

The fixing of the longitudinal covering plate and the underframe of the train is carried out by the longitudinal support strips, the second type B connection code, the second L-shaped connection code, bolts and nuts, and the structure is simple and easy to implement.

In the description of this application and its embodiments, it should be understood that the terms "top", "bottom", "height", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for It is convenient to describe the application and simplify the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be construed as limiting the application.

In this application and its embodiments, unless otherwise clearly specified and defined, the terms "setup", "installation", "connected", "connected", "fixed" and other terms should be broadly understood, for example, may be fixed The connection can also be a detachable connection or integrated; it can be a mechanical connection, an electrical connection, or a communication; it can be directly connected, or it can be indirectly connected through an intermediary, or it can be an internal connection between two components Or the interaction of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application according to specific situations.

In this application and its embodiments, unless otherwise clearly specified and defined, the first feature "above" or "below" the second feature may include the first and second features in direct contact, or may include the first Not in direct contact with the second feature but through another feature between them. Moreover, the first feature is “above”, “above” and “above” the second feature includes that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. The first feature is "below", "below" and "below" the second feature includes that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is less horizontal than the second feature.

The above disclosure provides many different embodiments or examples for implementing different structures of the present application. In order to simplify the disclosure of the present application, the components and settings of specific examples are described above. Of course, they are only examples, and the purpose is not to limit this application. In addition, the present application may repeat reference numerals and/or reference letters in different examples. Such repetition is for the purpose of simplicity and clarity, and does not itself indicate the relationship between the various embodiments and/or settings discussed. In addition, the present application provides examples of various specific processes and materials, but those of ordinary skill in the art may be aware of the application of other processes and/or the use of other materials.

Although some optional embodiments of the present application have been described, those skilled in the art can make additional changes and modifications to these embodiments once they learn the basic inventive concept. Therefore, the appended claims are intended to be construed as including some optional embodiments and all changes and modifications falling within the scope of this application.

Obviously, those skilled in the art can make various modifications and variations to this application without departing from the spirit and scope of this application. In this way, if these modifications and variations of the present application fall within the scope of the claims of the present application and their equivalent technologies, the present application is also intended to include these modifications and variations.

Claims

A door cover plate of a train side wall, which is characterized by comprising:

A support stand cover plate for fixing to the top of the train car body and the train underframe; the support stand cover plate includes an L-shaped longitudinal support strip;

Wherein, the longitudinal supporting strip is used as a supporting body of the supporting vertical cover panel, the first plate of the longitudinal supporting strip serves as a frame of the door frame, and the second plate of the longitudinal supporting strip faces toward the Inside the train.
The door cover plate according to claim 1, wherein the support stand cover plate further comprises:

Corner reinforcement, including a reinforcement plate and an L-shaped fixed plate; wherein the reinforcement plate has a right angle, and the two plates of the fixed plate are connected to the two right-angle sides of the reinforcement plate, and are opposite to The bending of the reinforcing plate is at a right angle;

The right angle of the reinforcing plate is caught at the right angle inside the longitudinal support strip, and the fixing plate is fixed with the longitudinal support strip to improve the rigidity of the longitudinal support strip.
The door cover panel according to claim 2, wherein the longitudinal support strip includes:

A plurality of C-shaped mounting grooves, one C-shaped mounting groove is provided on the inner side of the first plate of the longitudinal support strip, and two C-shaped mountings are provided on the inner side of the second plate of the longitudinal support strip groove;

Wherein, the fixing plate and the longitudinal support strip are fixed by bolts, nuts and the C-shaped mounting groove.
The door cover panel according to claim 3, characterized in that there are a plurality of corner reinforcements, which are fixed at intervals along the height direction of the longitudinal support strip.
The door cover plate according to any one of claims 1 to 4, characterized in that the supporting vertical cover plate further comprises a longitudinal cover plate and a connecting plate:

The longitudinal cover plate is used to cover the structure behind the door cover plate, the thickness of the longitudinal cover plate is greater than the thickness of the longitudinal support strip; the connecting plate bridges the longitudinal cover plate and the longitudinal support The first complementary frame of the slats is fixed to the longitudinal covering plate and the first complementary frame of the longitudinal supporting slats respectively by screws, so as to achieve the fixing of the longitudinal supporting slats and the longitudinal covering plates;

Wherein, the first supplementary frame of the longitudinal support strip is provided at the inner end of the second panel of the longitudinal support strip to compensate for the thickness difference from the longitudinal covering plate.
The door cover plate according to any one of claims 1 to 4, wherein the support stand cover plate further includes a brush and a brush mounting member; wherein the brush mounting member includes an L-shaped longitudinal mounting bar A board and a brush mounting groove, the brush mounting groove is protrudingly provided at an end portion outside the first plate of the longitudinal mounting strip, and the brush is fixed in the brush mounting groove;

The second plate for longitudinally installing the slats, the second plate for the corner reinforcement, and the second plate for the longitudinally supporting slats are sequentially implemented by bolts, nuts and the C-shaped mounting grooves.
The door cover panel according to claim 4, wherein the support vertical cover panel further comprises:

Handrail; the upper end of the handrail, the first plate of the longitudinal support strip and the first plate of the fixing plate of the corner reinforcement with the handrail are sequentially fixed by nuts and bolts;

Wherein, the first plate of the fixed plate is a plate fixed to the first plate of the longitudinal support strip among the fixed plates.
The door cover panel according to claim 7, further comprising:

L-shaped lower reinforcement; the lower end of the armrest, the first plate of the longitudinal support strip and the first plate of the lower reinforcement are sequentially fixed by nuts and bolts; the first of the lower reinforcement The second plate and the second plate of the longitudinal support strip are fixed by nuts and bolts.
The door cover panel according to claim 5, characterized in that there are two supporting vertical cover panels, namely a first supporting vertical cover panel and a second supporting vertical cover panel, and the second supporting vertical cover panel is Symmetrical structure of the first support stand cover plate;

The first vertical cover plate and the second vertical cover plate are oppositely arranged to form a door frame.
The door cover plate according to claim 9, further comprising a support cross cover plate, the support cross cover plate comprising:

The J-shaped lateral support strip is used as a supporting body for supporting the transverse cover panel; the straight plate portion of the lateral support strip is used for fixing with the top of the vehicle body;

L-shaped transverse covering slats and hinge shaft with closing function; the first blade of the hinge shaft is fixed outside the end of the hook portion of the lateral supporting slats, the hinge shaft The second blade is fixed on the inner side of the first plate of the transverse covering strip to realize the rotation and resetting of the transverse covering strip about the center of the hinge axis.
The door cover panel according to claim 10, characterized in that, an installation frame is provided on the inner side of the first panel that laterally covers the slats;

The second blade of the hinge shaft has a shape matched with the mounting frame, and the second blade of the hinge shaft and the mounting frame are fixed by bolts and nuts.
The door cover panel according to claim 10, characterized in that the support transverse cover panel further comprises a telescopic structure, one end of the telescopic structure is fixed outside the bottom of the hook portion of the lateral support strip, The other end of the structure is fixed on the inside of the second panel of the transverse covering strip.
The door cover plate according to claim 5, characterized in that the longitudinal cover plate is provided with an inspection port;

The door cover plate further includes an access door; wherein the access door is installed at the access door to expose the access port when the access door is opened and cover the access port when closed.
The door cover plate according to claim 5, characterized in that the longitudinal cover plate is provided with a trash bin installation opening;

The door cover plate further includes a trash can and a trash can inspection door; wherein, the trash can is installed behind the longitudinal covering plate and located behind the trash can installation opening, and the trash can inspection door is detachably installed At the installation port of the trash bin, the trash bin inspection door is provided with a trash bin delivery port.
The door cover plate according to claim 5, wherein the longitudinal cover plate is provided with a control box mounting opening;

The door cover plate further includes a door control box, which is installed behind the longitudinal cover plate and exposes the control buttons on the door control box from the control box installation opening.
A train, characterized by comprising the door cover plate according to any one of claims 1 to 15.
The train according to claim 16, further comprising a plurality of first hook-shaped connection codes;

The second hook frame of the longitudinal support strip and the top of the train body are fixedly connected by the first hook-shaped connection code, nut and bolt;

Wherein, the second supplementary frame of the longitudinal support strip is arranged on the top of the inner side of the second panel of the longitudinal support strip to compensate for the thickness difference between the longitudinal cover plate and the longitudinal covering plate.
The train according to claim 17, further comprising a plurality of second hook-shaped connection codes;

The longitudinal covering plate and the top of the train body are fixedly connected by the second hook-shaped connection code, nut and bolt.
The train according to claim 17, further comprising a plurality of pairs of first B-shaped connection codes and first L-shaped connection codes;

The first arm of the first type B connection code is welded to the chassis of the train body, and the interior floor of the train is crimped on the first arm of the first type B connection code The longitudinal support plate is crimped on the interior floor, and the first L-shaped connection code is passed between the second arm of the first type B connection code and the third supplementary frame of the longitudinal support strip , Bolt and nut fixing;

Wherein, the third supplementary frame of the longitudinal support strip is disposed at the bottom of the inner side of the second panel of the longitudinal support strip for supplementing the thickness difference with the longitudinal covering plate.
The train according to claim 17, further comprising a plurality of pairs of second B-shaped connection codes and second L-shaped connection codes;

The first arm of the second B-type connection code is welded to the chassis of the train body, and the interior floor of the train is crimped onto the first arm of the second B-type connection code. The longitudinal cover plate is crimped on the interior floor, and the second arm of the second type B connection code and the longitudinal cover plate are fixed by the second L-shaped connection code.