CN211869373U - Vehicle roof side beam - Google Patents
Vehicle roof side beam Download PDFInfo
- Publication number
- CN211869373U CN211869373U CN202020224004.9U CN202020224004U CN211869373U CN 211869373 U CN211869373 U CN 211869373U CN 202020224004 U CN202020224004 U CN 202020224004U CN 211869373 U CN211869373 U CN 211869373U
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- connecting portion
- vehicle roof
- overlap joint
- section
- transition
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Abstract
The utility model discloses a vehicle roof boundary beam belongs to track traffic technical field, specifically includes the boundary beam body that comprises the section bar that closes, the lower part of boundary beam body is equipped with the closed portion of inserting that is used for with the butt joint of vehicle side wall, one side of boundary beam body is equipped with the overlap joint portion that is used for with vehicle roof overlap joint welding, overlap joint portion includes overlap joint section and locating plate, the overlap joint section is closed structure, the locating plate then is located the outside of overlap joint section. The utility model discloses a vehicle roof boundary beam has simple structure, light in weight, connects advantages such as simple and convenient reliable, intensity height.
Description
Technical Field
The utility model relates to a rail transit vehicle structure technical field refers in particular to a vehicle roof boundary beam.
Background
In order to effectively utilize the space of a low-floor vehicle, the overall arrangement of the vehicle is to mount heavy-weight equipment such as a power battery, an auxiliary power supply, an air conditioner, and the like on the roof. However, the vehicle needs to meet working conditions such as ultimate load, emergency braking, turning, torsion and the like, so that very high requirements are provided for the structural performance of the roof, and the roof side rail is a key part for connecting the roof and the side wall, so that the design of a vehicle roof side rail section bar capable of solving the problems is particularly important for meeting the structural performance of the vehicle and reducing the weight.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in: to the technical problem that prior art exists, the utility model provides a simple structure, connect simple and convenient reliable vehicle roof boundary beam.
In order to solve the technical problem, the utility model provides a technical scheme does:
the utility model provides a vehicle roof boundary beam, includes the boundary beam body that constitutes by the section bar that closes, the lower part of boundary beam body is equipped with the closed portion of inserting that is used for with the butt joint of vehicle side wall, one side of boundary beam body is equipped with the overlap joint portion that is used for with vehicle roof overlap joint, overlap joint portion includes overlap joint section and locating plate, the overlap joint section is closed structure, the locating plate then is located the outside of overlap joint section.
As a further improvement of the above technical solution:
the insertion portion includes a rectangular plug.
The upper surface of the lap joint section is used for lap joint welding with the roof of the vehicle, and the upper surface of the lap joint section is provided with a chamfer.
One end of the positioning plate is connected with the bottom of the lap joint section and extends along the outer side of the lap joint section.
The boundary beam body comprises a first connecting portion, a transition portion and a second connecting portion, the cross sections of the first connecting portion, the transition portion and the second connecting portion are of a closed structure, the first connecting portion, the transition portion and the second connecting portion are connected with each other, the first connecting portion is located between the transition portion and the overlapping portion, and the second connecting portion is located between the transition portion and the inserting portion.
The cross sections of the first connecting portion, the transition portion and the second connecting portion are all of a closed quadrilateral structure.
The upper surface of the first connecting part is provided with a mounting boss at a position close to the lap joint part, the mounting boss comprises a double-layer hollow structure arranged from top to bottom, and the upper end face of the upper-layer hollow structure is provided with a clamping groove.
The transition position of first connecting portion lower surface and overlap joint portion is equipped with first C type groove.
A third connecting part is arranged above the transition part, and a second C-shaped groove is arranged above the third connecting part; the third connecting portion are of a closed quadrilateral structure, and inclined ribs are arranged in a cavity of the third connecting portion.
And a drainage groove is formed between the mounting boss and the third connecting part.
Compared with the prior art, the utility model has the advantages of:
(1) the utility model discloses a vehicle roof boundary beam, through the side wall of portion and vehicle of inserting plug-in connection, connect simple and convenient, guarantee the intensity of connection simultaneously, also be convenient for adjust the depth of inserting simultaneously; the lap joint part is lap-welded with the roof of the vehicle, so that the roof and the side beam can be conveniently assembled and adjusted; the lap joint part comprises a closed lap joint section and a positioning plate, wherein the lap joint section is of a closed structure and can ensure the connection strength, and the positioning plate ensures the installation and positioning between the car roof and the lap joint section; the whole structure is simple, and the connection is convenient and reliable.
(2) The utility model discloses a vehicle roof boundary beam, closed insertion portion include the closed plug of rectangle, and the plug then inserts and forms the grafting in the slot of side wall, connects portably, can guarantee intensity of connection, also be convenient for simultaneously adjust the male degree of depth.
(3) The upper surface of the lap joint section of the vehicle roof side beam is used for lap joint welding with the vehicle roof, so that the assembly and adjustment of the roof and the side beam are convenient; the welding seam department of the upper surface of overlap joint section is equipped with the chamfer, can reduce the polishing after the welding. Wherein one end of the positioning plate is connected with the bottom of the lap joint section and extends along the outer side of the lap joint section.
(4) The utility model discloses a vehicle roof boundary beam, the boundary beam body includes first connecting portion, transition portion and second connecting portion, and first connecting portion, transition portion and second connecting portion are closed quadrilateral structure, and overall structure is simple, intensity is high, weight is little; in addition, overall structure integrated into one piece, for example for aluminium ingot extrusion integrated into one piece structure, for the split type tailor-welded construction about conventional, can avoid the overproof deformation that section bar tailor-welded leads to.
Drawings
Fig. 1 is a schematic structural diagram of the present invention according to an embodiment of the present invention.
Fig. 2 is a diagram of an embodiment of the present invention in a specific application.
The reference numbers in the figures denote: 1. a side beam body; 101. a first connection portion; 102. a second connecting portion; 103. a third connecting portion; 1031. a diagonal rib; 104. a transition section; 2. a lap joint section; 201. a lap joint section; 202. positioning a plate; 203. chamfering; 3. an insertion portion; 301. a plug; 4. a water discharge tank; 5. mounting a boss; 501. a double-layer hollow structure; 502. a card slot; 6. a first C-shaped groove; 7. a second C-shaped groove; 8. a vehicle roof; 9. and a side wall.
Detailed Description
The invention is further described with reference to the drawings and the specific embodiments.
As shown in fig. 1 and fig. 2, the vehicle roof side rail of the present embodiment is used for connecting a vehicle roof 8 and a side wall 9, and the specific structure includes a side rail body 1 formed by a closed section bar, a closed insertion portion 3 for butting against the vehicle side wall 9 is provided at a lower portion of the side rail body 1, an overlapping portion 2 for lap welding with the vehicle roof 8 is provided at one side of the side rail body 1, the overlapping portion 2 includes an overlapping section 201 and a positioning plate 202, the overlapping section 201 is of a closed structure, and the positioning plate 202 is located at an outer side of the overlapping section 201. The utility model discloses a vehicle roof boundary beam, through inserting 3 and the side wall 9 of vehicle and carry out the plug-in connection, connect simple and convenient, guarantee the intensity of connection simultaneously, also be convenient for adjust the depth of inserting simultaneously; the lap joint part 2 is lap-welded with the roof 8 of the vehicle, so that the roof 8 and the side beam can be conveniently assembled and adjusted; the lap joint part 2 comprises a closed lap joint section 201 and a positioning plate 202, wherein the lap joint section 201 is of a closed structure and can ensure the connection strength, and the positioning plate 202 ensures the installation and positioning between the roof 8 and the lap joint section 201; the integral structure is simple, the connection is convenient and reliable, and the process performance of the roof 8 and the side wall 9 is optimized on the basis of meeting the connection performance.
As shown in fig. 1, the closed insertion portion 3 includes a rectangular closed plug 301, and the plug 301 is inserted into the slot of the sidewall 9 to form an insertion connection, so that the connection is simple and convenient, the connection strength can be ensured, and the insertion depth can be conveniently adjusted.
As shown in fig. 1, the upper surface of the overlapping section 201 is used for overlapping welding with the vehicle roof 8, so as to facilitate the assembly and adjustment of the roof 8 and the side beam; the welding seam department of the upper surface of overlap joint section 201 is equipped with chamfer 203, can reduce the polishing after the welding. Wherein one end of the positioning plate 202 is connected with the bottom of the overlapping section 201 and extends along the outer side of the overlapping section 201.
As shown in fig. 1, in this embodiment, the side sill body 1 includes a first connecting portion 101, a transition portion 104 and a second connecting portion 102, the cross sections of the first connecting portion 101, the transition portion 104 and the second connecting portion 102 are all closed quadrilateral structures, the structural stability is good, the first connecting portion 101, the transition portion 104 and the second connecting portion 102 are butted with each other, the first connecting portion 101 is located between the transition portion 104 and the overlapping portion 2, and the second connecting portion 102 is located between the transition portion 104 and the inserting portion 3. The installation boss 5 is arranged at a position, close to the overlapping part 2, of the upper surface of the first connecting part 101, the installation boss 5 comprises double-layer hollow structures 501 arranged vertically, and a clamping groove 502 is formed in the upper end face of each upper-layer hollow structure 501 and used for clamping the equipment on the roof 8. The transition position of the lower surface of the first connecting part 101 and the lap joint part 2 is provided with a first C-shaped groove 6 for connecting with equipment in the vehicle, and the connection is simple, convenient and reliable. In addition, a third connecting part 103 is arranged above the transition part 104, and a second C-shaped groove 7 is arranged above the third connecting part 103 and used for being connected with a vehicle roof 8 device, so that the connection is simple, convenient and reliable; the third connecting portion 103 is of a closed quadrilateral structure, the inclined ribs 1031 are arranged in a cavity of the third connecting portion 103 to guarantee overall structural strength, equipment loads on the second C-shaped groove 7 are transmitted to the transition portion 104 through the third connecting portion 103 and then are dispersed to the first connecting portion 101 and the second connecting portion 102 through the transition portion 104 to be transmitted to the roof 8 and the side wall 9, and due to the arrangement of the structure, the top equipment loads are guaranteed to be uniformly dispersed to the roof 8 and the side wall 9, and bearing weight and strength are improved. The edge beam body 1 is simple in overall structure, light in weight and high in strength. In addition, the first connecting portion 101, the transition portion 104, the second connecting portion 102, the third connecting portion, the inserting portion 3 and the overlapping portion 2 are integrally formed, specifically, an aluminum ingot is extruded into an integrally formed structure, and compared with a conventional vertical split type tailor-welded structure, the ultra-differential deformation caused by tailor-welding of sectional materials can be avoided. In addition, a drainage groove 4 is formed between the mounting boss 5 and the third connecting portion 103, so that normal drainage of rainwater can be guaranteed.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.
Claims (10)
1. The utility model provides a vehicle roof boundary beam, its characterized in that includes boundary beam body (1) that constitutes by the section bar that closes, the lower part of boundary beam body (1) is equipped with closed inserting part (3) that are used for with vehicle side wall (9) butt joint, one side of boundary beam body (1) is equipped with overlap joint portion (2) that are used for with vehicle roof (8) overlap joint, overlap joint portion (2) are including overlap joint section (201) and locating plate (202), overlap joint section (201) are closed structure, locating plate (202) then are located the outside of overlap joint section (201).
2. Vehicle roof side rail according to claim 1, characterized in that the insert part (3) comprises a rectangular plug (301).
3. The vehicle roof rail of claim 1, characterized in that the upper surface of the overlapping section (201) is intended for overlap welding with the vehicle roof (8), the upper surface of the overlapping section (201) being provided with a chamfer (203).
4. The vehicle roof rail as claimed in claim 3, characterized in that one end of the securing plate (202) is connected to the bottom of the overlapping section (201) and extends along the outside of the overlapping section (201).
5. The vehicle roof side rail according to any one of claims 1 to 4, characterized in that the side rail body (1) comprises a first connecting portion (101), a transition portion (104) and a second connecting portion (102), the cross sections of the first connecting portion (101), the transition portion (104) and the second connecting portion (102) are all closed structures, the first connecting portion (101), the transition portion (104) and the second connecting portion (102) are connected with each other, the first connecting portion (101) is located between the transition portion (104) and the overlapping portion (2), and the second connecting portion (102) is located between the transition portion (104) and the insertion portion (3).
6. The vehicle roof side rail according to claim 5, characterized in that the first connection portion (101), the transition portion (104) and the second connection portion (102) are each of closed quadrilateral configuration in cross section.
7. The vehicle roof side rail according to claim 6, characterized in that a mounting boss (5) is arranged on the upper surface of the first connecting part (101) near the overlapping part (2), the mounting boss (5) comprises two layers of hollow structures (501) arranged up and down, and a clamping groove (502) is formed on the upper end surface of the upper layer of hollow structure (501).
8. The vehicle roof side rail according to claim 6, characterized in that a first C-shaped groove (6) is provided at the transition between the lower surface of the first connecting portion (101) and the overlapping portion (2).
9. The vehicle roof side rail according to claim 7, characterized in that a third connecting portion (103) is provided above the transition portion (104), and a second C-shaped groove (7) is provided above the third connecting portion (103); the third connecting portion (103) is of a closed quadrilateral structure, and an inclined rib (1031) is arranged in a cavity of the third connecting portion (103).
10. The vehicle roof side rail according to claim 9, characterized in that a drain groove (4) is formed between the mounting boss (5) and the third connecting portion (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020224004.9U CN211869373U (en) | 2020-02-28 | 2020-02-28 | Vehicle roof side beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020224004.9U CN211869373U (en) | 2020-02-28 | 2020-02-28 | Vehicle roof side beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211869373U true CN211869373U (en) | 2020-11-06 |
Family
ID=73254291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020224004.9U Active CN211869373U (en) | 2020-02-28 | 2020-02-28 | Vehicle roof side beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211869373U (en) |
-
2020
- 2020-02-28 CN CN202020224004.9U patent/CN211869373U/en active Active
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