CN210653084U - EMUs partition wall structure - Google Patents
EMUs partition wall structure Download PDFInfo
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- CN210653084U CN210653084U CN201921187163.XU CN201921187163U CN210653084U CN 210653084 U CN210653084 U CN 210653084U CN 201921187163 U CN201921187163 U CN 201921187163U CN 210653084 U CN210653084 U CN 210653084U
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- partition wall
- section bar
- emus
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- wall structure
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Abstract
The utility model provides a EMUs partition wall structure, wherein, EMUs partition wall structure includes partition wall upper portion section bar and partition wall lower part section bar, the lower extreme of partition wall upper portion section bar with the upper end of partition wall lower part section bar is through two side butt weld welds, the upper end of partition wall upper portion section bar and the upper portion cooperation of the terminal surface in the equipment cabin of EMUs are and be provided with a plurality of fixed knot and construct, the lower extreme of partition wall lower part section bar with the lower part cooperation of the terminal surface in equipment cabin to and partition wall upper portion section bar and partition wall lower part section bar after the welding form with two sections arc terminal surfaces of part complex about the terminal surface in equipment cabin. The utility model discloses a EMUs partition wall structure's simple structure, the lower section bar welded shape is good on the partition wall, and intensity is big, and the partition wall plane degree precision is high, and the straightness that hangs down is good to easily welding, the manual assembly time is short.
Description
Technical Field
The utility model belongs to the technical field of rail vehicle safety to and concretely relates to EMUs partition wall structure.
Background
The partition wall is an important component of the high-speed motor train unit, is arranged in an area between two bogies, and mainly forms a closed space with an equipment compartment apron board, an equipment compartment bottom board and the like for arrangement and use of equipment under a train.
Partition wall construction typically takes the form of welding. Fig. 1 shows a common partition wall structure of a motor train unit. As shown in fig. 1, the partition wall structure is composed of a sectional support 101, a transverse support 102, a longitudinal support 103 and a partition plate 104, wherein the sectional support 101 is a section bar, the transverse support 102 and the longitudinal support 103 are angle aluminum, and the partition plate 104 is an aluminum plate. The partition wall structure is a plate girder welding structure, a frame is welded through a transverse support 102, a longitudinal support 103 and a sectional support 101, and then a partition plate 104 is assembled and welded.
However, the motor train unit partition wall structure shown in fig. 1 has the following disadvantages: (1) the frame is complex to assemble, difficult to assemble, large in error and time-consuming; (2) the welding points of the frame component are more, the welding output deformation is large, the whole size of the frame is easy to be out of tolerance, and the diaphragm is easy to be subjected to wave deformation after welding due to large heat input amount in the welding process, so that the flatness out of tolerance is serious; and (3) the frame has poor rigidity, weak strength and low bearing capacity.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims at the shortcoming that exists among the prior art, provide a EMUs partition wall structure, its joint strength is high, and whole machine-shaping back size precision is high, and it is good to hang down straightness and plane degree, is particularly useful for high-speed EMUs.
The purpose of the utility model is realized through the following technical scheme.
The utility model provides a EMUs partition wall structure, wherein, EMUs partition wall structure includes partition wall upper portion section bar and partition wall lower part section bar, the lower extreme of partition wall upper portion section bar with the upper end of partition wall lower part section bar is through two side butt weld welds, the upper end of partition wall upper portion section bar and the upper portion cooperation of the terminal surface in the equipment cabin of EMUs are and be provided with a plurality of fixed knot and construct, the lower extreme of partition wall lower part section bar with the lower part cooperation of the terminal surface in equipment cabin to and partition wall upper portion section bar and partition wall lower part section bar after the welding form with two sections arc terminal surfaces of part complex about the terminal surface in equipment cabin.
Preferably, the partition wall upper section bar and the partition wall lower section bar are both aluminum alloy extruded sections.
Preferably, openings are formed in the welded upper partition wall section bar and the welded lower partition wall section bar.
More preferably, the opening is closed by a sealing plate by welding.
Preferably, the motor train unit partition wall structure further comprises a partition wall plugging accessory for sealing edges.
Preferably, the fixing structure is a mounting hole or a boss for segment welding.
The utility model has the advantages of it is following:
(1) the utility model provides a novel EMUs partition wall structure can avoid the shortcoming of current partition wall structure. Specifically, the utility model discloses a EMUs partition wall structure's simple structure, the lower section bar welded shape is good on the partition wall, and intensity is big, and partition wall plane degree precision is high, hangs down straightness well. And simultaneously, the utility model discloses a EMUs partition wall structure changes in the welding, and the manual assembly time is short, can use manpower sparingly the cost, improves product economic characteristic, reduces the production cycle and the manufacturing cost of whole product.
(2) The utility model discloses in, can be through automobile body intensity computational analysis, make the locomotive unit partition wall structure when satisfying rigidity and intensity, satisfy the interface design with the interface arrangement of skirtboard and bottom plate and pipeline and equipment fixing. The utility model discloses well adoption aluminum alloy ex-trusions is the major structure part, can satisfy high-speed EMUs lightweight requirement, provides powerful support for the passenger carrying ability that improves railway passenger transport EMUs (especially 400 kilometers high-speed EMUs).
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of a partition wall structure of a conventional motor train unit;
fig. 2 is a schematic view of an embodiment of the partition wall structure of the motor train unit of the present invention;
fig. 3 is a schematic split view of an embodiment of the partition wall structure of the motor train unit of the present invention;
fig. 4 is a left side view of an embodiment of the partition wall structure of the motor train unit of the present invention.
Wherein the figures include the following reference numerals:
1-partition upper section bar, 3-partition lower section bar, 4-bilateral butt weld, 5-opening, 11-fixing structure, 21-arc-shaped plugging accessory, 22-lower corner plugging accessory, 23-opening plugging accessory, 51-upper opening, 52-lower opening, 101-subsection supporting, 102-transverse supporting, 103-longitudinal supporting and 104-partition plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
The utility model provides a EMUs partition wall structure, wherein, EMUs partition wall structure includes partition wall upper portion section bar and partition wall lower part section bar, the lower extreme of partition wall upper portion section bar with the upper end of partition wall lower part section bar is through two side butt weld welds, the upper end of partition wall upper portion section bar and the upper portion cooperation of the terminal surface in the equipment cabin of EMUs are and be provided with a plurality of fixed knot and construct, the lower extreme of partition wall lower part section bar with the lower part cooperation of the terminal surface in equipment cabin to and partition wall upper portion section bar and partition wall lower part section bar after the welding form with two sections arc terminal surfaces of part complex about the terminal surface in equipment cabin.
Fig. 2-4 show an embodiment of EMUs partition wall structure of the utility model. As shown in fig. 2-4, the partition wall structure of the motor train unit of the present invention includes a partition wall upper section bar 1 and a partition wall lower section bar 3.
The lower end of the partition wall upper section bar 1 and the upper end of the partition wall lower section bar 3 are welded by a bilateral butt weld 4. Therefore, the main body structure of the partition wall structure of the motor train unit is formed. The upper end of the partition wall upper profile 1 is fitted with the upper part of the end face of the equipment compartment of the motor train unit and is provided with a plurality of fixing structures 11, and the lower end of the partition wall lower profile 3 is fitted with the lower part of the end face of the equipment compartment. The welded upper partition wall section bar 1 and lower partition wall section bar 3 form two sections of arc end faces matched with the left and right parts of the end face of the equipment cabin.
The utility model discloses in, adopt two side butt weld to weld partition wall upper portion section bar 1 and partition wall lower part section bar 3 welding together, integrated into one piece, easily welding, the manual assembly time is short, and intensity is big, and the partition wall plane degree precision is high, and the straightness that hangs down is good. Furthermore, the partition wall adopts a two-part structure of the partition wall upper section bar 1 and the partition wall lower section bar 3, and is easy to process.
According to the utility model discloses an embodiment, partition wall upper portion section bar 1 and partition wall lower part section bar 3 are aluminum alloy extruded section bar.
According to an embodiment of the present invention, openings 5 are formed in the welded upper partition wall section bar 1 and lower partition wall section bar 3.
In a specific embodiment, referring to fig. 2-3, the partition wall upper section bar 1 is provided with an upper opening 51, the partition wall lower section bar 3 is provided with a lower opening 52, and after welding, the upper opening 51 and the lower opening 52 form the opening 5.
According to the utility model discloses an embodiment, when EMUs partition wall structure's opening 5 need seal, opening 5 is sealed by the shrouding welding.
According to the utility model discloses an embodiment, in order to guarantee the leakproofness in the equipment compartment of EMUs, the utility model discloses a EMUs partition wall structure is still including the partition wall shutoff annex that is used for the banding.
Referring to fig. 3, examples of suitable partition plugging accessories include: an arc-shaped blocking accessory 21, a lower corner blocking accessory 22 and an opening blocking accessory 23. The utility model discloses in, can choose for use one or more in the above concrete partition wall shutoff annex according to particular case.
According to an embodiment of the present invention, the fixing structure 11 is a mounting hole or a boss for segment welding. In the embodiment shown in fig. 2 and 3, the fixing structures 11 are mounting holes.
The utility model discloses in, can also be through automobile body intensity computational analysis, make the locomotive unit partition wall structure satisfy the interface design of arranging with the interface of skirtboard and bottom plate and pipeline and equipment fixing when satisfying rigidity and intensity. And simultaneously, the utility model discloses well adoption aluminum alloy ex-trusions is the major structure part, can satisfy high-speed EMUs lightweight requirement, provides powerful support for the passenger carrying capacity that improves railway passenger transport EMUs (especially 400 kilometers high-speed EMUs).
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a EMUs partition wall structure, wherein, EMUs partition wall structure includes partition wall upper portion section bar (1) and partition wall lower part section bar (3), the lower extreme of partition wall upper portion section bar (1) with the upper end of partition wall lower part section bar (3) is through two side butt weld (4) welding, the upper end of partition wall upper portion section bar (1) and the upper portion cooperation of the terminal surface in the equipment cabin of EMUs and be provided with a plurality of fixed knot structure (11), the lower extreme of partition wall lower part section bar (3) with the lower part cooperation of the terminal surface in the equipment cabin to and partition wall upper portion section bar (1) and partition wall lower part section bar (3) after the welding form with the left and right parts complex two sections arc terminal surface in equipment cabin's terminal surface.
2. The motor train unit partition wall structure according to claim 1, wherein the partition wall upper section bar (1) and the partition wall lower section bar (3) are both aluminum alloy extruded sections.
3. The motor train unit partition wall structure according to claim 1, wherein openings (5) are formed in the welded partition wall upper section bar (1) and partition wall lower section bar (3).
4. The motor train unit partition wall structure according to claim 3, wherein the opening (5) is closed by a closing plate welding.
5. The motor train unit partition wall structure according to any one of claims 1 to 4, further comprising a partition wall blocking accessory for edge sealing.
6. The motor train unit partition wall structure according to any one of claims 1 to 4, wherein the fixing structure (11) is a mounting hole or a boss for segment welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921187163.XU CN210653084U (en) | 2019-07-26 | 2019-07-26 | EMUs partition wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921187163.XU CN210653084U (en) | 2019-07-26 | 2019-07-26 | EMUs partition wall structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210653084U true CN210653084U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921187163.XU Active CN210653084U (en) | 2019-07-26 | 2019-07-26 | EMUs partition wall structure |
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| CN (1) | CN210653084U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113525432A (en) * | 2021-08-03 | 2021-10-22 | 中车长春轨道客车股份有限公司 | Equipment cabin partition wall with bolt hoisting structure |
-
2019
- 2019-07-26 CN CN201921187163.XU patent/CN210653084U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113525432A (en) * | 2021-08-03 | 2021-10-22 | 中车长春轨道客车股份有限公司 | Equipment cabin partition wall with bolt hoisting structure |
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