CN218805783U - Carriage and railway wagon - Google Patents
Carriage and railway wagon Download PDFInfo
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- CN218805783U CN218805783U CN202223453808.4U CN202223453808U CN218805783U CN 218805783 U CN218805783 U CN 218805783U CN 202223453808 U CN202223453808 U CN 202223453808U CN 218805783 U CN218805783 U CN 218805783U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The utility model discloses a carriage and a railway wagon, which comprises a floor, an end plate and a side plate, wherein the end plate is positioned at one end of the floor, and the side plate is positioned at one side of the floor; the carriage also comprises a transverse positioning structure and a longitudinal positioning structure which are wedge-shaped structures, wherein the transverse positioning structure is arranged on the side plate to conduct guiding positioning in the transverse direction, and the longitudinal positioning structure is arranged on the end plate to conduct guiding positioning in the longitudinal direction. When the container is loaded and unloaded in the carriage, the container is directly loaded into the carriage, and the self-guiding adjustment alignment can be carried out on the transverse positioning structure of the concentration box under the action of self gravity because the transverse positioning structure with the wedge-shaped structure exists in the transverse direction; in the longitudinal direction, the container can be self-guided, adjusted and aligned in the longitudinal direction under the action of the gravity of the container by the concentration box due to the longitudinal positioning structure in the wedge-shaped structure. The cooperation of observers is not required to be additionally increased, the labor cost is reduced, and the loading and unloading efficiency is improved.
Description
Technical Field
The utility model relates to a railway freight car technical field, in particular to carriage and railway freight car.
Background
At present, when the container is loaded and unloaded by the open-and-gather common vehicle, besides loading and unloading operators, observers need to be additionally added for cooperation, and the loading and unloading operation of the container is completed together. The labor cost is increased, and the loading and unloading efficiency is reduced.
In addition, when the container is transported by the open-and-close vehicle, the container needs to be reinforced in the vehicle to prevent the container from shifting laterally and longitudinally when the vehicle runs. For example, filler such as battens and straw bundles is placed in the gap between the container and the vehicle body at the vehicle inner end part and the side part for reinforcement. Increase operation process and cost of transportation, reduce conveying efficiency, have vehicle unbalance loading safety risk simultaneously.
Therefore, how to improve the loading and unloading efficiency of the utility vehicle becomes a technical problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a carriage and railway freight car to improve and open the sharing car loading and unloading efficiency.
In order to achieve the above object, the present invention provides the following technical solutions:
in a first aspect, the utility model provides a carriage, which comprises a floor, an end plate and a side plate, wherein the end plate is positioned at one end of the floor, and the side plate is positioned at one side of the floor; the carriage also comprises a transverse positioning structure and a longitudinal positioning structure which are wedge-shaped structures, wherein the transverse positioning structure is arranged on the side plate to conduct guiding positioning in the transverse direction, and the longitudinal positioning structure is arranged on the end plate to conduct guiding positioning in the longitudinal direction.
Preferably, in the carriage of the utility model, the transverse positioning structure is an integral profiling structure; the transverse positioning structures are welded on the floor and the side plates.
Preferably, the utility model discloses an in the carriage, the lateral positioning structure includes first deflector and two first backup pads that are the triangle-shaped structure, and two first backup pads arrange in the both sides of first deflector relatively to the surface of first deflector is arranged from the bottom slope of first deflector on the top of first deflector on making transversely.
Preferably, the utility model discloses an in the carriage, the transverse orientation structure still includes first cab apron of crossing, and first cab apron of crossing is located the top of first deflector, and the edge of first cab apron of crossing is the circular arc structure.
Preferably, the utility model discloses an in the carriage, the lateral positioning structure still includes first steel pipe, the one end of first steel pipe and the internal surface connection of first deflector, the other end of first steel pipe and the internal surface connection of first backup pad to form the triangular supports.
Preferably, the utility model discloses an in the carriage, the transverse orientation structure still includes first strengthening rib, and the internal surface of two first backup pads is connected at the both ends of first strengthening rib, and one side and the first deflector of first strengthening rib are connected.
Preferably, in the carriage of the utility model, the longitudinal positioning structure is an integral compression structure; the longitudinal positioning structures are welded to the floor and end plates.
Preferably, in the carriage of the present invention, the longitudinal positioning structure includes a second guide plate, a third guide plate, a second support plate and a third support plate, the second support plate is in a triangular structure, and the second support plate is disposed on one side of the second guide plate, so that the outer surface of the second guide plate is disposed from the top end of the second guide plate to the bottom end of the second guide plate in an inclined manner in the transverse direction; the third support plate is arranged on one side of the third guide plate, so that the outer surface of the third guide plate in the longitudinal direction is obliquely arranged from the top end of the third guide plate and the bottom end of the third guide plate; the other side of the third guide plate is connected with the second guide plate.
Preferably, the utility model discloses an in the carriage, longitudinal localization structure still includes the second and crosses the cab apron, and the second crosses the cab apron and is located the top of second deflector, and the edge that the cab apron was crossed to the second is the circular arc structure.
Preferably, the utility model discloses an in the carriage, longitudinal positioning structure still includes the second steel pipe, the one end of second steel pipe and the internal surface connection of second deflector, the other end of second steel pipe and the internal surface connection of second backup pad to form the triangular supports.
Preferably, the utility model discloses an in the carriage, longitudinal positioning structure still includes the second strengthening rib, and the internal surface of second backup pad is connected to the one end of second strengthening rib, and one side and the second deflector of second strengthening rib are connected.
In a second aspect, the present invention discloses a railway wagon, comprising a wagon according to any one of the above aspects.
According to the technical scheme, when the container is loaded and unloaded in the carriage, the container is directly loaded into the carriage, and the self-guiding adjustment alignment can be carried out on the transverse positioning structure of the concentration box under the action of self gravity due to the transverse positioning structure with the wedge-shaped structure in the transverse direction; in the longitudinal direction, the longitudinal positioning structure with the wedge-shaped structure exists, so that the container can be self-guided, adjusted and aligned in the longitudinal direction under the action of the gravity of the container. The cooperation of observers is not required to be additionally increased, the labor cost is reduced, and the loading and unloading efficiency is improved.
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 examples or embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from the provided drawings without inventive effort, and that the invention can also be applied to other similar scenarios from the provided drawings. Unless otherwise apparent from the context, or otherwise indicated, like reference numbers in the figures refer to the same structure or operation.
Fig. 1 is a schematic perspective view of a carriage according to an embodiment of the present invention;
fig. 2 is a schematic top view of a carriage according to an embodiment of the present invention;
fig. 3 is a schematic side view of a carriage according to an embodiment of the present invention;
fig. 4 is a schematic rear view of a carriage according to an embodiment of the present invention;
fig. 5 is a schematic perspective view illustrating a car body with a concentration box according to an embodiment of the present invention;
fig. 6 is a schematic perspective view of a lateral positioning structure according to an embodiment of the present invention;
fig. 7 is a schematic front view of a lateral positioning structure according to an embodiment of the present invention;
fig. 8 is a schematic side view of a lateral positioning structure according to an embodiment of the present invention;
FIG. 9 isbase:Sub>A cross-sectional view taken along section A-A of FIG. 7;
fig. 10 is a schematic perspective view of a longitudinal positioning structure according to an embodiment of the present invention;
fig. 11 is a rear view schematically illustrating a part of the longitudinal positioning structure according to the embodiment of the present invention;
fig. 12 is a schematic side view of a portion of a longitudinal positioning structure provided in accordance with an embodiment of the present invention;
FIG. 13 is a cross-sectional view of section B-B of FIG. 11;
fig. 14 is a rear view of the remaining portion of the longitudinal positioning structure provided in accordance with an embodiment of the present invention;
fig. 15 is a schematic side view of the remainder of the longitudinal positioning structure provided in accordance with an embodiment of the present invention;
fig. 16 is a cross-sectional view of section C-C of fig. 14.
Wherein, 1 is a carriage, 2 is a container, 11 is a floor, 12 is an end plate, 13 is a side plate, 14 is a transverse positioning structure, and 15 is a longitudinal positioning structure;
131 is a side column, 132 is an upper side plate;
141 is a first guide plate, 142 is a first support plate, 143 is a first transition plate, 144 is a first steel pipe, 145 is a first reinforcing rib;
Detailed Description
Noun explanation
The open-container shared vehicle is a new railway freight mode of realizing open-container shared cross-vehicle type, integrating the transportation functions of the open vehicle and the container vehicle, satisfying the transportation of bulk goods and better considering the container transportation, and developing the 'heavy-load-removing-returning' of transporting bulk goods and containers to and from. The railway transportation efficiency and the benefits can be further improved, the user requirements are met, the safe reliability of the freight train is improved, the operation and maintenance are convenient, new materials, new structures and high-reliability accessories are adopted, the problems of inertia faults and pain points of the existing open common train are solved, the safe reliability of the freight train is improved, and the maintenance cost is reduced.
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. The described embodiments are only some, but not all embodiments of the invention. 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 to 5, the utility model provides a carriage 1, including a floor 11, an end plate 12 and a side plate 13, wherein, the end plate 12 is located at one end of the floor 11, and the side plate 13 is located at one side of the floor 11; the compartment 1 further comprises a lateral positioning structure 14 and a longitudinal positioning structure 15 in a wedge-shaped structure, wherein the lateral positioning structure 14 is arranged on the side plate 13 for guiding positioning in the lateral direction, and the longitudinal positioning structure 15 is arranged on the end plate 12 for guiding positioning in the longitudinal direction.
When the container 2 is loaded and unloaded from the carriage 1, the container 2 is directly loaded into the carriage 1, and the self-guiding adjustment alignment can be carried out on the transverse positioning structure 14 under the action of the gravity of the concentration box due to the transverse positioning structure 14 which is of a wedge-shaped structure in the transverse direction; in the longitudinal direction, due to the existence of the longitudinal positioning structure 15 in a wedge-shaped structure, the container 2 can be self-guided, adjusted and aligned in the longitudinal direction by the concentration box under the action of the self gravity. The cooperation of observers is not required to be additionally increased, the labor cost is reduced, and the loading and unloading efficiency is improved.
In addition, the container 2 can be self-positioned, so that the interior of the carriage 1 does not need to be reinforced, the operation procedures are reduced, the transportation cost is reduced, and the transportation safety is improved.
To improve the strength of the lateral positioning structure 14, the lateral positioning structure 14 is an integral profiled structure. Of course, the lateral positioning structure 14 may also be a unitary welded structure.
The above lateral positioning structure 14 is mounted on the side plate 13, and in order to improve the connection strength of the lateral positioning structure 14, the lateral positioning structure 14 may be mounted on the floor 11 in addition to the side plate 13. The transverse positioning structure 14 is mounted on the side plate 13 and/or the floor 11 through bolts, and can also be mounted on the side plate 13 and the floor 11 through welding.
The utility model adopts a welding connection mode, on one hand, the transverse positioning structure 14 realizes the transverse self-guiding and positioning functions of the container 2 by utilizing the inclined plane; on the other hand, the transverse positioning structure 14 can also improve the strength of the carriage 1, particularly improve the outward expansion resistance of the side plates 13, and realize one multi-purpose function.
The side plate 13 comprises a plurality of side columns 131 and an upper side plate 132, wherein a reinforcing plate is arranged between adjacent side main bodies, and the number of the side columns 131 is multiple; the upper side plate 132 is positioned above the side posts 131 and the reinforcement plate. The utility model discloses it is better, on horizontal location structure 14 welding and side post 131 and the last curb plate 132.
Referring to the lateral positioning structure 14 shown in fig. 6 to 9, the lateral positioning structure 14 includes a first guide plate 141 and two first support plates 142 having a triangular structure, and the two first support plates 142 are oppositely disposed at both sides of the first guide plate 141, so that the outer surface of the first guide plate 141 in the lateral direction is obliquely disposed from the top end of the first guide plate 141 to the bottom end of the first guide plate 141.
When the lateral positioning structure 14 is of an integrally pressed structure, the above structure is formed by a press-fitting process.
When the welding connection is adopted, the bottom end of the first supporting plate 142 is welded to the floor 11, and the side edge of the first supporting plate 142 is welded to the side plate 13. The first guide plate 141 is welded at the bottom end to the floor 11 and at the top end to the side plate 13.
In order to improve the connection strength between the transverse positioning structure 14 and the side plate 13, the transverse positioning structure 14 further comprises a first transition plate 143, the first transition plate 143 is located at the top end of the first guide plate 141, and the edge of the first transition plate 143 is in a circular arc structure. The first transition plate 143 is welded to the side plate 13, and the entire transverse positioning structure 14 is gradually inclined from the first transition plate 143 to the first guide plate 141, so that on one hand, the welding area of the entire transverse positioning structure 14 and the side plate 13 is increased, and on the other hand, the strength of the side plate 13 can be increased.
In some embodiments of the present invention, in order to improve the strength of the first guiding plate 141, the lateral positioning structure 14 further comprises a first steel pipe 144, one end of the first steel pipe 144 is connected to the inner surface of the first guiding plate 141, and the other end of the first steel pipe 144 is connected to the inner surface of the first supporting plate 142 to form a triangular support. The first guide plate 141, the first support plate 142, and the first steel pipe 144 form a triangular support structure, and thus, a relatively stable structure can be formed, and deformation is not easily generated. Since there are two first support plates 142, a first steel pipe 144 is disposed between each first support plate 142 and the first guide plate 141. The number of the first steel pipes 144 between each first supporting plate 142 and the first guiding plate 141 is at least one, and two are illustrated, but the present invention is not limited to the form of one and two, and may be three, four, etc.
In order to further improve the deformation resistance of the lateral positioning structure 14, the lateral positioning structure 14 further includes a first reinforcing rib 145, two ends of the first reinforcing rib 145 are connected to the inner surfaces of the two first supporting plates 142, and one side of the first reinforcing rib 145 is connected to the first guide plate 141.
In order to improve the strength of the longitudinal positioning structure 15, the longitudinal positioning structure 15 is an integral profiled structure. Of course, the longitudinal locating feature 15 could also be an integral welded structure.
The above longitudinal positioning structure 15 is mounted on the end plate 12, and in order to improve the connection strength of the longitudinal positioning structure 15, the longitudinal positioning structure 15 may be mounted on the floor 11 in addition to the end plate 12. The longitudinal positioning structure 15 is mounted on the end plate 12 and/or the floor 11 by bolts, and can also be mounted on the end plate 12 and the floor 11 by welding.
The utility model adopts a welding connection mode, on one hand, the longitudinal positioning structure 15 realizes the longitudinal self-guiding and positioning functions of the container 2 by utilizing the inclined plane; on the other hand, the longitudinal positioning structure 15 can also improve the strength of the carriage 1, particularly improve the outward expansion resistance of the end plate 12, and realize a multi-purpose function.
Referring to the longitudinal positioning structure 15 of fig. 10 to 16, the longitudinal positioning structure 15 includes a second guide plate 151, a third guide plate 155, a second support plate 152 and a third support plate 156 in a triangular structure, the second support plate 152 being disposed at one side of the second guide plate 151 such that an outer surface of the second guide plate 151 is disposed obliquely from a top end of the second guide plate 151 to a bottom end of the second guide plate 151 in a transverse direction; the third support plate 156 is disposed at one side of the third guide plate 155 such that the outer surface of the third guide plate 155 in the longitudinal direction is disposed obliquely from the top end of the third guide plate 155 from the bottom end of the third guide plate 155; the other side of the third guide plate 155 is connected to the second guide plate 151.
When the longitudinal positioning structure 15 adopts an integrally-profiled structure, the above structure is formed by a crimping process.
When the welding connection mode is adopted, the bottom end of the second supporting plate 152 is welded to the floor 11, and the side edge of the second supporting plate 152 is welded to the side plate 13; the bottom end of the second guide plate 151 is welded to the floor 11, and the top end is welded to the side plate 13; the bottom end of the third support plate 156 is welded to the floor 11, and the side edges of the third support plate 156 are welded to the end plates 12; the third guide plate 155 is welded at the bottom end to the floor 11 and at the top end to the end plate 12.
In order to improve the connection strength between the longitudinal positioning structure 15 and the side plate 13, the longitudinal positioning structure 15 further includes a second transition plate 154, the second transition plate 154 is located at the top end of the second guide plate 151, and the edge of the second transition plate 154 is in a circular arc structure. The second transition plate 154 is welded on the side plate 13, and the whole transverse positioning structure 14 is gradually inclined from the second transition plate 154 to the second guide plate 151, so that on one hand, the whole welding area of the whole transverse positioning structure 14 and the side plate 13 is increased, and on the other hand, the strength of the side plate 13 can also be increased.
In order to improve the strength of the second guide plate 151, the longitudinal positioning structure 15 further includes a second steel pipe 153, one end of the second steel pipe 153 is connected to the inner surface of the second guide plate 151, and the other end of the second steel pipe 153 is connected to the inner surface of the second support plate 152 to form a triangular support. The second guide plate 151, the second support plate 152, and the second steel pipe 153 form a triangular support structure, and thus, a relatively stable structure can be formed, and deformation is not easily caused. The number of the second steel pipes 153 between the second support plate 152 and the second guide plate 151 is at least one, and two in the drawing, however, the present invention is not limited to one and two, and may be three, four, etc.
In order to further improve the resistance of the longitudinal positioning structure 15 against deformation, the longitudinal positioning structure 15 further includes a second reinforcing rib 157, one end of the second reinforcing rib 157 is connected to the inner surface of the second support plate 152, and one side of the second reinforcing rib 157 is connected to the second guide plate 151.
The utility model discloses a railway wagon, carriage 1 including above-mentioned arbitrary one. Since the carriage 1 has the above advantages, the railway wagon comprising the carriage 1 has corresponding advantages, and the detailed description is omitted here.
It should be noted that, for convenience of description, only the portions related to the related utility model are shown in the drawings. In the case of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other.
It should be understood that "system," "device," "unit," and/or "module" as used in the present disclosure is a method for distinguishing different components, elements, parts, portions, or assemblies of different levels. However, other words may be substituted by other expressions if they accomplish the same purpose.
As used in the present application and in the claims, the terms "a," "an," "the," and/or "the" are not intended to be exhaustive or to include the plural as well, unless the context clearly indicates otherwise. In general, the terms "comprises" and "comprising" are intended to cover only the explicitly identified steps or elements as not constituting an exclusive list and that the method or apparatus may comprise further steps or elements. An element defined by the phrase "comprising a … …" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
In the description of the embodiments of the present invention, unless otherwise specified, "/" indicates an or meaning, for example, a/B may indicate a or B; "and/or" herein is merely an association describing an associated object, and means that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, in the description of the embodiments of the present invention, "a plurality" means two or more than two.
In the following, the terms "first", "second" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
The present invention uses flow charts to illustrate operations performed by a system according to embodiments of the present invention. It should be understood that the preceding or following operations are not necessarily performed in the exact order in which they are performed. Rather, the various steps may be processed in reverse order or simultaneously. Meanwhile, other operations may be added to the processes, or a certain step or several steps of operations may be removed from the processes.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and the technical principles applied, and is not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. The scope of the present invention is not limited to the specific combinations of the above technical features, but also covers other technical features that are formed by arbitrarily combining the above technical features or their equivalents without departing from the scope of the present invention. For example, the above features and (but not limited to) technical features having similar functions disclosed in the present invention are mutually replaced to form the technical solution.
Claims (12)
1. A vehicle compartment, characterized in that: the floor comprises a floor, an end plate and a side plate, wherein the end plate is positioned at one end of the floor, and the side plate is positioned at one side of the floor; the carriage also comprises a transverse positioning structure and a longitudinal positioning structure which are wedge-shaped structures, wherein the transverse positioning structure is arranged on the side plate to conduct guiding positioning in the transverse direction, and the longitudinal positioning structure is arranged on the end plate to conduct guiding positioning in the longitudinal direction.
2. The vehicle body of claim 1, wherein: the transverse positioning structure is an integral profiling structure; the lateral positioning structures are welded to the floor and the side panels.
3. A vehicle body as defined in claim 2, wherein: the transverse positioning structure comprises a first guide plate and two first supporting plates in a triangular structure, wherein the first supporting plates are arranged on two sides of the first guide plate relatively, so that the outer surface of the first guide plate on the transverse direction is arranged on the top end of the first guide plate in an inclined mode.
4. A carriage as claimed in claim 3, characterized in that: the transverse positioning structure further comprises a first transition plate, the first transition plate is located at the top end of the first guide plate, and the edge of the first transition plate is of an arc structure.
5. A vehicle body as defined in claim 3, wherein: the transverse positioning structure further comprises a first steel pipe, one end of the first steel pipe is connected with the inner surface of the first guide plate, and the other end of the first steel pipe is connected with the inner surface of the first supporting plate to form a triangular support.
6. A vehicle body as defined in claim 3, wherein: the transverse positioning structure further comprises a first reinforcing rib, two ends of the first reinforcing rib are connected with the inner surface of the first supporting plate, and one side of the first reinforcing rib is connected with the first guide plate.
7. The vehicle body of claim 1, wherein: the longitudinal positioning structure is an integral profiling structure; the longitudinal positioning structure is welded to the floor and the end plate.
8. The vehicle body of claim 1, wherein: the longitudinal positioning structure comprises a second guide plate, a third guide plate, a second support plate and a third support plate, wherein the second support plate is in a triangular structure, and the second support plate is arranged on one side of the second guide plate, so that the outer surface of the second guide plate in the transverse direction is obliquely arranged from the top end of the second guide plate to the bottom end of the second guide plate; the third support plate is arranged on one side of the third guide plate, so that the outer surface of the third guide plate in the longitudinal direction is obliquely arranged from the top end of the third guide plate to the bottom end of the third guide plate; the other side of the third guide plate is connected with the second guide plate.
9. The vehicle cabin of claim 8, characterized in that: the longitudinal positioning structure further comprises a second transition plate, the second transition plate is located at the top end of the second guide plate, and the edge of the second transition plate is of an arc structure.
10. The vehicle cabin of claim 8, characterized in that: the longitudinal positioning structure further comprises a second steel pipe, one end of the second steel pipe is connected with the inner surface of the second guide plate, and the other end of the second steel pipe is connected with the inner surface of the second support plate to form a triangular support.
11. The vehicle cabin of claim 8, characterized in that: the longitudinal positioning structure further comprises a second reinforcing rib, one end of the second reinforcing rib is connected with the inner surface of the second supporting plate, and one side of the second reinforcing rib is connected with the second guide plate.
12. A railway wagon comprising a wagon as claimed in any one of claims 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223453808.4U CN218805783U (en) | 2022-12-23 | 2022-12-23 | Carriage and railway wagon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223453808.4U CN218805783U (en) | 2022-12-23 | 2022-12-23 | Carriage and railway wagon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218805783U true CN218805783U (en) | 2023-04-07 |
Family
ID=87277470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223453808.4U Active CN218805783U (en) | 2022-12-23 | 2022-12-23 | Carriage and railway wagon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218805783U (en) |
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2022
- 2022-12-23 CN CN202223453808.4U patent/CN218805783U/en active Active
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