CN112026805A

CN112026805A - Cab framework, cab and rail vehicle

Info

Publication number: CN112026805A
Application number: CN202010814200.6A
Authority: CN
Inventors: 尚克明; 史永达; 林鹏; 韩正超; 王京军
Original assignee: CRRC Qingdao Sifang Co Ltd
Current assignee: CRRC Qingdao Sifang Co Ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2020-12-04
Anticipated expiration: 2040-08-13
Also published as: CN112026805B

Abstract

The invention relates to the technical field of railway vehicles, and provides a cab framework, a cab and a vehicle. The cab framework comprises a cab rear end beam and is suitable for being connected to a cab hood through the cab rear end beam; the water chute is suitable for being connected between the rear end beam of the cab and the cab hood and provided with a water guiding opening, and the water guiding opening faces towards a spliced seam between the rear end beam of the cab and the cab hood. According to the cab framework provided by the embodiment of the invention, the water guide groove is arranged between the rear end beam of the cab and the cab hood, so that the seepage water between the rear end beam of the cab and the cab hood can be collected and discharged, the seepage water can be effectively prevented from entering the interior of the cab, the influence of external seepage water on equipment in the cab is avoided, and the potential safety hazard of driving caused by seepage water is eliminated. Moreover, the cab framework is simple in structure, easy to implement and low in cost.

Description

Cab framework, cab and rail vehicle

Technical Field

The invention relates to the technical field of railway vehicles, in particular to a cab framework, a cab and a railway vehicle.

Background

At present, the cab of the urban rail vehicle body basically adopts a structure of a steel structure framework and a cab hood, the external sealing mode is that a glue joint between the steel structure framework and the cab hood is utilized for gluing and sealing, and the watertight performance is realized at the same time. The forming process of the cab hood is generally in the modes of vacuum adsorption forming, multi-combination module forming, hand lay-up forming and the like, and no matter which mode, the risk of internal cracks and layering exists, which brings hidden troubles in the aspect of materials for water seepage and leakage. Between driver's cab hood and the steel construction skeleton, adopt the manual work to beat to glue sealedly, have constructor to operate the phenomenon of irregularity, if beat to glue defects such as too fast, the back-up is not real, cause the gluey seam and not fill completely, bring the hidden danger in the aspect of the manufacturing for percolating water leaks.

In addition, in the running process of the vehicle, the vehicle body is stretched and compressed to exert force, and under the actions of solarization, acid-base corrosion and the like, the glue joint is deformed and cracked, the risk of water leakage exists under the conditions of a large amount of rainfall, large water flow impact of a car washer and the like, water enters the driver cab from the glue joint, short circuit, erosion and soaking are caused to electrical equipment and built-in equipment in the driver cab under the conditions of no shielding and no diversion, and the risk of water dripping in the driver cab exists when the water amount is large.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the cab framework which can prevent water from permeating into a cab and avoid the influence caused by water permeation.

The invention further provides the cab.

The invention further provides the railway vehicle.

The cab framework according to the embodiment of the invention comprises:

the cab framework is suitable for being connected to a cab hood through the cab rear end beam;

the water guide groove is suitable for being connected between the cab rear end beam and the cab hood and provided with a water guide opening, and the water guide opening faces to a splicing seam between the cab rear end beam and the cab hood.

According to an embodiment of the present invention, the water chute includes:

the first side plate is suitable for being connected to the cab hood;

the second side plate is connected to one side, away from the cab hood, of the rear end beam of the cab;

the bottom plate is connected between the first side plate and the second side plate and spliced with the first side plate and the second side plate to form a water storage space.

According to one embodiment of the invention, the first side plate is adapted to be removably connected to the cab hood by a connection assembly;

the second side plate is welded on one side, away from the cab hood, of the cab rear end beam.

According to an embodiment of the present invention, further comprising:

and the sealant is suitable for being injected between the rear end beam of the cab and the cab hood so as to seal the abutted seam.

According to an embodiment of the present invention, further comprising:

and the drainage grooves are formed in two ends of the rear end beam of the cab and communicated with the water guide groove to form a drainage water path.

According to an embodiment of the present invention, further comprising:

the cab bottom framework is provided with a drain hole, and the drain groove is connected to the drain hole.

According to an embodiment of the present invention, further comprising:

the front side replacement module is formed on the cab framework and detachably connected with the installation gap;

the front side replacement module comprises an evacuation door framework module and a front window framework module; the evacuation door framework module and the front window framework module can be used in a replaceable mode, the evacuation door framework module and the installation gap are installed to form an evacuation door installation frame, and the front window framework module and the installation gap are installed to form a front window supporting frame.

According to one embodiment of the invention, the evacuation door skeleton module comprises two first connecting parts which are respectively arranged at two sides, the front window skeleton module comprises two second connecting parts which are respectively arranged at two sides, the first connecting part and the second connecting part are both used for being detachably connected with the cab skeleton, and the connecting position of the first connecting part and the connecting position of the second connecting part and the cab skeleton are the same.

The cab comprises a cab hood and the cab framework, wherein a camber beam is embedded in the cab hood, and the cab framework is connected to the camber beam through the rear end beam of the cab.

The rail vehicle according to the embodiment of the invention comprises the cab framework or the cab as described above.

One or more technical solutions in the embodiments of the present invention have at least one of the following technical effects:

according to the cab framework provided by the embodiment of the invention, the water guide groove is arranged between the rear end beam of the cab and the cab hood, so that the seepage water between the rear end beam of the cab and the cab hood can be collected and discharged, the seepage water can be effectively prevented from entering the interior of the cab, the influence of external seepage water on equipment in the cab is avoided, and the potential safety hazard of driving caused by seepage water is eliminated. Moreover, the cab framework is simple in structure, easy to implement and low in cost.

Furthermore, an installation notch is formed in the cab framework, a detachable and replaceable front-side replacement module is arranged at the position of the installation notch, the front-side replacement module is provided with two replaceable structures, namely an evacuation door framework module and a front window framework module, and the requirements of having an evacuation door and not having two cab structures are met respectively. When the framework structure of the cab needs to be replaced, the installed front side replacement module can be directly detached and replaced by another front side replacement module.

Furthermore, the cab provided by the embodiment of the invention has the advantages that the waterproof and drainage effects can be achieved by arranging the cab framework, and the influence of water seepage on internal equipment of the cab is effectively avoided.

Still further, the rail vehicle provided by the embodiment of the invention can eliminate the potential safety hazard caused by water seepage by arranging the cab framework or the cab according to the embodiment of the invention.

In addition to the technical problems addressed by the present invention, the technical features of the constituent technical solutions, and the advantages brought by the technical features of the technical solutions described above, other technical features of the present invention and the advantages brought by the technical features of the present invention will be further described with reference to the accompanying drawings.

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 the drawings without creative efforts.

Fig. 1 is a schematic rear view of a cab framework provided by an embodiment of the invention;

FIG. 2 is a schematic cross-sectional view taken in the direction A-A of FIG. 1;

fig. 3 is a schematic perspective view of a cab framework provided by an embodiment of the invention;

fig. 4 is a schematic structural view of an evacuation door skeleton module provided in an embodiment of the present invention;

fig. 5 is a schematic structural view of a front window skeleton module provided in an embodiment of the present invention.

Reference numerals:

100. a cab rear end beam; 102. a cab hood; 104. a water chute; 106. a first side plate; 108. a second side plate; 110. a base plate; 112. sealing glue; 114. a water discharge tank; 116. installing a notch; 118. an evacuation door skeleton module; 120. a front window skeleton module; 122. a first connection portion; 124. a second connecting portion; 126. and (4) bending the beam.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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 an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

As shown in fig. 1 to 5, the cab framework according to the embodiment of the invention includes a cab rear end beam 100 and a gutter 104; wherein the cab framework is suitable for being connected to a cab hood 102 through a cab rear end beam 100; chute 104 is adapted to be connected between cab rear end beam 100 and cab hood 102, and chute 104 has a water guiding opening that faces the joint between cab rear end beam 100 and cab hood 102.

According to the cab framework provided by the embodiment of the invention, the water guide groove 104 is arranged between the cab rear end beam 100 and the cab hood 102, so that the seepage water between the cab rear end beam 100 and the cab hood 102 can be collected and discharged, the seepage water can be effectively prevented from entering the interior of the cab, the influence of external seepage water on equipment in the cab is avoided, and the potential safety hazard of driving caused by seepage water is eliminated. Moreover, the cab framework is simple in structure, easy to implement and low in cost.

Specifically, with continued reference to fig. 1 to 5, in the cab framework provided in the embodiment of the present invention, the cab rear end beam 100 is substantially in the shape of a square steel pipe, and the cab rear end beam 100 is disposed along the width direction of the cab. In the present embodiment, the cab rear end beam 100 mainly functions to connect the cab skeleton and the cab hood 102. Wherein, the cab hood can be made of glass fiber reinforced plastics.

Since external rainwater or water sprayed from the car washer easily penetrates into the cab through a joint between the cab frame and the cab hood 102, a water chute 104 is further provided at the joint between the cab frame and the cab hood 102, wherein an opening of the water chute 104 faces the joint. From this, after outside rainwater or car washer spun water infiltration to above-mentioned piece, can collect this partial infiltration through guiding gutter 104, and then can prevent that outside infiltration from getting into inside the cab to realized the passive waterproof of cab, eliminated the driving safety hidden danger that the infiltration brought.

According to one embodiment of the present invention, the chute 104 includes a first side panel 106, a second side panel 108, and a bottom panel 110; wherein the first side panel 106 is adapted to be connected to the cab hood 102; the second side plate 108 is connected to a side of the cab rear end beam 100 facing away from the cab hood 102; the bottom plate 110 is connected between the first side plate 106 and the second side plate 108, and is spliced with the first side plate 106 and the second side plate 108 to form a water storage space.

Referring to fig. 2, in the embodiment of the present invention, the chute 104 is substantially U-shaped, that is, the chute 104 is formed by splicing a first side plate 106, a bottom plate 110 and a second side plate 108. The first side plate 106 is a side plate on the left side as shown in fig. 2, and the first side plate 106 is connected with the cab hood 102; a second side plate 108, i.e., the side plate on the right side as viewed in fig. 2, the second side plate 108 being connected to the side of the cab rear end rail 100 that faces away from the cab hood 102; the bottom plate 110 is a bottom plate as shown in fig. 2, and the bottom plate 110 is connected between the first side plate 106 and the second side plate 108 to form the U-shaped water chute 104 together with the first side plate 106 and the second side plate 108.

The first side plate 106 may be connected to the cab hood 102 through a connection assembly, for example, the connection assembly may be a bolt, a screw, or the like, and correspondingly, through holes may be respectively formed in the first side plate 106 and the cab hood 102, the bolt may pass through the through holes in the first side plate 106 and the cab hood 102, and finally the bolt may be locked by a nut.

The second side plate 108 is welded to a side of the cab rear end beam 100 facing away from the cab hood 102. Through the welding of second curb plate 108 and cab rear end roof beam 100 for be sealed between second curb plate 108 and the cab rear end roof beam 100 and be connected, because the height of second curb plate 108 is far higher than cab rear end roof beam 100, therefore can prevent effectively that ponding is too high when intaking in a large number from taking place the overflow.

According to one embodiment of the present invention, a sealant 112 is also included and is adapted to be injected between the cab rear end beam 100 and the cab hood 102 to seal the splice.

By injecting the sealant 112 between the cab rear end beam 100 and the cab hood 102, it is possible to further prevent external rainwater or water sprayed from the car washer from penetrating into the cab through the gap between the cab rear end beam 100 and the cab hood 102.

According to an embodiment of the present invention, the cab rear end beam 100 further includes a drain channel 114, the drain channel 114 is disposed at both ends of the cab rear end beam 100, and the drain channel 114 communicates with the water chute 104 to form a drain waterway.

As shown in fig. 1 and 2, the drain grooves 114 may be respectively disposed at both ends of the cab rear end beam 100 along the outer contour of the cab framework, and the drain grooves 114 communicate with the gutter 104 to form a complete drain waterway. In other words, when external rainwater or water discharged from the car washer penetrates into the gutter 104 through the gap between the cab rear end sill 100 and the cab hood 102, the water stored in the gutter 104 can be discharged along the drain channel 114. As mentioned above, since the drainage channel 114 is laid along the outer contour of the cab framework, the accumulated water in the drainage channel 114 can flow out along the outer contour of the cab framework, which plays a role of draining the accumulated water in the water chute 104. It can be understood that the water chute 104 and the water drainage channel 114 can be made into an integrally formed structure, that is, the water chute 104 and the water drainage channel 114 can be bent into a U shape by using a steel plate, and then the bent U-shaped plate is bent along the outer contour of the cab framework. Alternatively, water guide channel 104 and water drain channel 114 may be provided as separate members, and water guide channel 104 and water drain channel 114 may be connected by welding.

According to an embodiment of the invention, the cab structure further comprises a cab bottom framework, wherein a drain hole is formed in the cab bottom framework, and the drain groove 114 is connected to the drain hole.

The drain holes are formed in the cab bottom framework, so that accumulated water in the water guide groove 104 and the drain groove 114 can be drained from the drain holes.

As shown in fig. 3 to 5, according to an embodiment of the present invention, the cab further includes a front replacement module, wherein an installation notch 116 is formed on the cab framework, and the front replacement module is detachably connected to the installation notch 116; the front replacement module includes an evacuation door skeleton module 118 and a front window skeleton module 120; the emergency door skeleton module 118 and the front window skeleton module 120 can be replaced for use, the emergency door skeleton module 118 and the installation notch 116 are installed to form an emergency door installation frame, and the front window skeleton module 120 and the installation notch 116 are installed to form a front window support frame.

The two structures of the front-side replacement module are respectively combined and installed with the cab framework to form a cab framework structure suitable for different installation requirements. For example, when an evacuation door needs to be arranged on a cab, the evacuation door framework module 118 is installed at the installation notch 116, the evacuation door framework module 118 can form an installation frame of the evacuation door on the front side of the cab framework, the evacuation door can be installed at the position of the installation frame of the evacuation door, and the two sides of the evacuation door can be used for installing a front window glass; when the cab does not need to be provided with the escape door, the escape door skeleton module 118 is replaced by the front window skeleton module 120, at this time, the position above the front window skeleton module 120 is the installation position of the front window, and when the front window skeleton module 120 is used, a larger front window can be installed on the front side of the cab, so that the view field is better.

Because the evacuation door skeleton module 118 and the front window skeleton module 120 are detachably connected with the cab skeleton, the type can be conveniently changed after the evacuation door skeleton module and the front window skeleton module are installed, the requirement for changing the cab type in design and production is met, the production efficiency is improved, and the production cost is reduced.

The evacuation door framework module 118 and the front window framework module 120 are framework structures formed by welding and fixing metal rods, have the advantages of small mass and convenience in installation, and can meet the installation requirement of the cab outer cover.

As shown in fig. 4 and 5, according to an embodiment of the present invention, the evacuation door skeleton module 118 includes two first connection portions 122 disposed at two sides, the front window skeleton module 120 includes two second connection portions 124 disposed at two sides, the first connection portions 122 and the second connection portions 124 are both configured to be detachably connected to the cab skeleton, and a connection position of the first connection portion 122 and a connection position of the second connection portion 124 and the cab skeleton are the same.

The structure and installation form of the evacuation door skeleton module 118 and the front window skeleton module 120 will be described in detail below.

The evacuation door skeleton module 118 includes two first connection portions 122 disposed on two sides, the front window skeleton module 120 includes two second connection portions 124 disposed on two sides, the first connection portions 122 and the second connection portions 124 are metal rods for butting against the cab skeleton, and the installation of the evacuation door skeleton module 118 or the front window skeleton module 120 can be completed by detachably connecting the first connection portions 122 or the second connection portions 124 with the cab skeleton. In one particular form, the locations on the first and

second connection portions

122, 124 for connection to the cab skeleton are the ends of the first and

second connection portions

122, 124. The bolt penetrating through the metal rod on the cab framework is used for fixing, L-shaped connecting pieces can be arranged on two sides of the butt joint position of the first connecting portion 122 or the second connecting portion 124 and the cab framework, and then the L-shaped connecting pieces are connected through the bolt. Of course, the way of detachably connecting the first connecting portion 122 and the second connecting portion 124 with the cab framework is not limited to the above two ways, and other conventional realizable forms should also be within the scope of the embodiments of the present invention.

The connection position of the first connection portion 122 and the cab framework is the same as the connection position of the second connection portion 124 and the cab framework, so that only a fixed installation point needs to be arranged on the cab framework, and the position of a connection piece for installing the front replacement module is not required to be adjusted when the type of the front replacement module is replaced.

The first connecting portion 122 and the second connecting portion 124 are preferably horizontally disposed metal rods, so as to meet the stress requirement of the cab framework in the transverse direction, and are more convenient to mount when the L-shaped connecting members are used for connection.

In the embodiment of the present invention, the lengths of the two first connecting portions 122 are not necessarily equal, and may be flexibly selected according to the layout of the evacuation door and the front windows located at both sides of the evacuation door. The same length between the two second connection portions 124 is not necessarily equal.

The cab comprises a cab hood 102 and a cab framework according to the embodiment of the invention, wherein a camber beam 126 is embedded in the cab hood 102, and the cab framework is connected to the camber beam 126 through a cab rear end beam 100.

The cab provided by the embodiment of the invention has the advantages that the waterproof and drainage effects can be achieved by arranging the cab framework as in the embodiment of the invention, and the influence of water seepage on internal equipment of the cab is effectively avoided.

As shown in fig. 2, a camber beam 126 is embedded in the cab hood 102, wherein the chute 104 in the embodiment of the present invention is connected between the camber beam 126 and the cab rear end beam 100, so that external rainwater or water sprayed from a car washer can be effectively prevented from penetrating into the cab through a gap between the camber beam 126 and the cab rear end beam 100.

The rail vehicle comprises the cab framework or the cab according to the embodiment of the invention.

According to the rail vehicle provided by the embodiment of the invention, the cab framework or the cab provided by the embodiment of the invention is arranged, so that the potential safety hazard caused by water seepage can be eliminated. For example, the vehicle provided by the embodiment of the invention can be a rail vehicle.

The above embodiments are merely illustrative of the present invention and are not to be construed as limiting the invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and the technical solution of the present invention is covered by the claims of the present invention.

Claims

1. A cab framework, comprising:

2. The cab framework of claim 1, wherein the gutter comprises:

the first side plate is suitable for being connected to the cab hood;

3. The cab framework of claim 2, wherein the first side panel is adapted to be removably connected to the cab hood by a connection assembly;

4. The cab framework of any of claims 1-3, further comprising:

5. The cab framework of any of claims 1-3, further comprising:

6. The cab framework of claim 5, further comprising:

7. The cab framework of any of claims 1-3, further comprising:

8. The cab framework of claim 7, wherein the evacuation door framework module comprises two first connecting portions respectively disposed at two sides, the front window framework module comprises two second connecting portions respectively disposed at two sides, the first connecting portion and the second connecting portion are both used for being detachably connected with the cab framework, and the connecting position of the first connecting portion and the connecting position of the second connecting portion and the cab framework are the same.

9. Cab, characterized by comprising a cab hood and the cab framework as claimed in any one of claims 1 to 8, wherein a camber beam is embedded in the cab hood, and the cab framework is connected to the camber beam through the rear end beam of the cab.

10. A rail vehicle, characterized by comprising a cab skeleton according to any one of claims 1 to 8 or a cab according to claim 9.