CN213167710U - Front lower shell of automobile - Google Patents
Front lower shell of automobile Download PDFInfo
- Publication number
- CN213167710U CN213167710U CN202021620973.2U CN202021620973U CN213167710U CN 213167710 U CN213167710 U CN 213167710U CN 202021620973 U CN202021620973 U CN 202021620973U CN 213167710 U CN213167710 U CN 213167710U
- Authority
- CN
- China
- Prior art keywords
- welding
- shell
- automobile front
- bead
- sideline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Exhaust Silencers (AREA)
Abstract
The utility model discloses a lower casing disappears before car, including connecting shell and welding sideline, be equipped with many welding beads on connecting the shell, welding bead perpendicular to welding line arrangement, the vertical both ends interval of connecting the shell is equipped with many pairs of welding beads, connects the shell and has seted up two spot welding holes respectively, and every spot welding hole arranges respectively between two adjacent welding beads, has still seted up a locating hole between two adjacent welding beads. The utility model discloses, simple structure disappears inferior valve installation shape before designing specially to automobile exhaust assembly, and the cost is cheaper, uses very convenient and fast, and operation method is simple and practical, and the installation effectiveness is higher to each tie point overall arrangement reasonable in design, the dependable performance.
Description
Technical Field
The utility model relates to an auto-parts, concretely relates to inferior valve disappears before car.
Background
The automobile front shell is one of the main fittings of the automobile exhaust assembly and is assembled with the front shell, the partition plate and the end cover into a whole by arc welding and spot welding.
However, the existing anterior inferior vena cava has the following disadvantages:
1) the process is complicated, the installation is time-consuming, and the assembly time of the whole vehicle is influenced;
2) the structure is complex, and the cost is high;
3) poor connection stability and easy looseness.
In summary, there is a need for a front lower shell of an automobile, which has a simple structure, higher installation efficiency, lower cost and reliable performance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the problem of the inferior valve that disappears before car of simple structure, dependable performance lacks at present.
In order to solve the technical problems, the technical proposal adopted by the utility model is to provide an automobile front silencer-lower casing, which comprises a connecting casing with the shape matched with the automobile exhaust assembly, the cross section of the connecting casing is in a U-shaped plate shape, and the connecting shell is integrally formed and respectively provided with welding sidelines with two upturned ends, the top surfaces of the welding sidelines are horizontal welding surfaces, a plurality of welding convex ribs for connecting with external parts are uniformly and integrally arranged on the connecting shell at intervals, the welding convex edges are arranged perpendicular to the welding side lines, a plurality of auxiliary welding convex edges are arranged at intervals at the two longitudinal ends of the connecting shell, the auxiliary welding convex edges are parallel to the welding convex edges, the connecting shell is respectively provided with two spot welding holes, each spot welding hole is respectively arranged between two adjacent welding convex edges, and a positioning hole is also formed between two adjacent welding convex edges.
In the above scheme, the longitudinal sections of the welding convex rib and the auxiliary welding convex rib are in an upward-convex arc shape.
In the above scheme, the width of the auxiliary welding rib is smaller than the width of the welding rib.
In the above aspect, the spot welding hole is provided in the middle of the cross section of the connection housing.
In the above scheme, two ends of the welding convex rib extend to the welding side line, and two ends of the auxiliary welding convex rib are spaced from the welding side line.
In the scheme, the spot welding holes are long strips, and the length of the spot welding holes is 10 mm.
In the above scheme, the thickness of the material of the connecting shell is 1.0mm
The utility model discloses, simple structure disappears inferior valve installation shape before designing specially to automobile exhaust assembly, and the cost is cheaper, uses very convenient and fast, and operation method is simple and practical, and the installation effectiveness is higher to each tie point overall arrangement reasonable in design, the dependable performance.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a lateral side view of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The utility model discloses a lower shell disappears before car, this document content can be used for reference to technical staff in this field, and proper improvement technological parameter realizes. It is expressly noted that all such similar substitutes and modifications apparent to those skilled in the art are deemed to be included in the invention and it is apparent to those skilled in the art that the inventive technique can be practiced and applied by modifying or appropriately combining the teachings herein without departing from the spirit and scope of the invention.
In the present application, unless otherwise specified, scientific and technical terms used herein have the meanings as commonly understood by one of ordinary skill in the art.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
It should be noted that, in the description of the present invention, the terms "first" and "second" are only used for convenience in describing different components, and are not to be construed as indicating or implying a sequential relationship, relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
As shown in fig. 1 and 2, the utility model provides a pair of inferior valve disappears before car, including the outer casing 1 of being connected of appearance and automobile exhaust assembly adaptation, the cross-section of connecting the outer casing 1 is the U-shaped platelike, and connects outer casing 1 integrated into one piece and be equipped with the welding sideline 2 that the both ends upwarp respectively, can wrap the enhancement connection reliability with the connector outside like this, and the material thickness of connecting the outer casing is 1.0 mm.
The top surface of welding sideline 2 is horizontally face of weld 3 and is used for firmly welding with the exhaust assembly, is equipped with many welding bead 4 that are used for being connected with external part on connecting shell 1 at even interval, and welding bead 4 perpendicular to welding sideline 2 arranges, and welding bead 4 can be used to further weld with external part, can effectively improve the joint strength who connects shell 1, makes its even atress, extension part life-span.
Further preferred, connect the vertical both ends interval of shell 1 and be equipped with many pairs of welding bead 5, pair welding bead 5 and welding bead 4 parallel arrangement, pair welding bead 5's width is less than the width of welding bead 4, the both ends of welding bead 4 extend to welding sideline 2, pair welding bead 5's both ends have the interval with welding sideline 2, pair welding bead 5 cooperation welding bead 4 can two-way improvement welded reliability, it is preferred, welding bead 4 and pair welding bead 5's vertical section is the bellied arc that makes progress, can effectively prevent the part deformation.
In addition, connect still seted up two spot welding holes 6 on the shell 1 respectively, spot welding holes 6 are arranged respectively between two adjacent welding bead 4, spot welding holes 6 set up the middle part at the cross section of connecting shell 1, spot welding holes 6's shape is rectangular form, length is 10mm, cooperate welding bead 4 and vice welding bead 5 like this, can improve welded reliability in three atress direction, joint strength is high, not only satisfy the requirement of car lightweight, and the structural design through the integration has reduced connecting part by a wide margin.
A positioning hole 7 is also formed between two adjacent welding convex edges 4, and the positioning hole plays a role in auxiliary positioning during connection so as to ensure the connection accuracy.
The utility model discloses, simple structure disappears inferior valve installation shape before designing specially to automobile exhaust assembly, and the cost is cheaper, uses very convenient and fast, and operation method is simple and practical, and the installation effectiveness is higher to each tie point overall arrangement reasonable in design, the dependable performance.
The present invention is not limited to the above best mode, and any person should learn the structural changes made under the teaching of the present invention, all with the present invention has the same or similar technical solution, all fall into the protection scope of the present invention.
Claims (7)
1. The utility model provides a lower casing disappears before car, its characterized in that, includes the connection shell of appearance and automobile exhaust assembly adaptation, the cross-section of connection shell is U-shaped plate form, just it is equipped with the welding sideline that both ends upwarp respectively to connect shell integrated into one piece, the top surface of welding sideline is the horizontally face of weld, even interval an organic whole is equipped with many welding beads that are used for being connected with external part on the connection shell, the welding bead perpendicular to the welding sideline arranges, the vertical both ends interval of connection shell is equipped with many pairs of welding beads, pair welding bead with the welding bead is parallel, it welds the hole to have seted up two respectively to connect the shell, every point welds the hole and arranges respectively in adjacent two between the welding bead, adjacent two a locating hole has still been seted up between the welding bead.
2. The automobile front muffler lower shell as claimed in claim 1, wherein the welding rib and the sub-welding rib have a vertical section in the shape of an upwardly convex arc.
3. The automobile front muffler lower shell as claimed in claim 2, wherein the width of the secondary welding lug is smaller than the width of the welding lug.
4. The automobile front suspension cover as claimed in claim 1, wherein said spot-welded hole is provided in the middle of the cross section of said connection housing.
5. The automobile front muffler lower shell as claimed in claim 1, wherein both ends of the welding protrusion extend to the welding edge line, and both ends of the secondary welding protrusion are spaced apart from the welding edge line.
6. The automobile front muffler lower shell according to claim 1, wherein the spot-welding holes are elongated and have a length of 10 mm.
7. The automobile front muffler shell according to claim 1, wherein the material thickness of the joint housing is 1.0 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021620973.2U CN213167710U (en) | 2020-08-06 | 2020-08-06 | Front lower shell of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021620973.2U CN213167710U (en) | 2020-08-06 | 2020-08-06 | Front lower shell of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213167710U true CN213167710U (en) | 2021-05-11 |
Family
ID=75798678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021620973.2U Expired - Fee Related CN213167710U (en) | 2020-08-06 | 2020-08-06 | Front lower shell of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213167710U (en) |
-
2020
- 2020-08-06 CN CN202021620973.2U patent/CN213167710U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 Termination date: 20210806 |