CN209159322U - Welding structure and automobile - Google Patents
Welding structure and automobile Download PDFInfo
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- CN209159322U CN209159322U CN201821877832.1U CN201821877832U CN209159322U CN 209159322 U CN209159322 U CN 209159322U CN 201821877832 U CN201821877832 U CN 201821877832U CN 209159322 U CN209159322 U CN 209159322U
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- weld part
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- weak area
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- bending part
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Abstract
The utility model relates to automobile technical fields, more particularly, to a kind of welding structure and automobile.Welding structure, including installation part, at least one first weld part and the second weld part；First weld part and second weld part are for welding the installation part, strength weak area is provided on the installation part, second weld part is positioned close to one section of strength weak area, first weld part is arranged far from one section of strength weak area, and first weld part and the adjacent one end of second weld part are provided with gap, with the intensity for improving the strength weak area.The inadequate technical problem of intensity to alleviate subframe and lower control arm existing in the prior art.
Description
Technical field
The utility model relates to automobile technical fields, more particularly, to a kind of welding structure and automobile.
Background technique
The crucial welding structure of subframe and lower control arm finds some weld seam peripheries in the analysis of CAE fatigue endurance
Metal plate fatigue endurance impairment value is larger, and the service life is unsatisfactory for design requirement, and there are cracking risks.
The method of traditional raising part fatigue life, such as makes the weld seam disconnected continuous, and mending stiffening plate etc. is all to increase material
Material reinforces weakness zone, it is enabled to meet fatigue life requirements.
But the limitation due to minimum clearance etc. between component structural, space layout and component, subframe and lower control
The outer profile of arm processed cannot change；Since welding sequence and technological reason can not add stiffening plate；Due to cost and material
The limitation of moulding process cannot change the thickness and material of metal plate, cause the intensity of subframe and lower control arm inadequate in this way.
Utility model content
The purpose of this utility model is to provide a kind of welding structure, with alleviate subframe existing in the prior art and under
The inadequate technical problem of the intensity of control arm.
A kind of welding structure provided by the utility model, including installation part, at least one first weld part and the second welding
Portion；
First weld part and second weld part are provided on the installation part for welding the installation part
Strength weak area, second weld part are positioned close to one section of strength weak area, and first weld part is arranged far from
One section of strength weak area, and first weld part and the adjacent one end of second weld part are provided with gap, to be used for
Improve the intensity in the strength weak area.
Further, further include it is fluted, the groove is arranged on the installation part, and the groove is to the installation part
One end far from first weld part extends.
Further, the groove is correspondingly arranged with the gap.
Further, the installation part is subframe, and the subframe includes subframe lower plate and subframe upper plate；
It is provided with the first bending part in the subframe lower plate and the first steady portion of the first bending part two sides, institute are set
Stating subframe upper plate includes the second bending part and two the second steady portions；
Second bending part and first bending part are oppositely arranged, and the second weld part setting is curved described second
Folding part one end adjacent with first bending part connects first bending part with second bending part, and described
One steady portion and the second steady portion are oppositely arranged, and first weld part is used for the described first steady portion and described second
Steady portion's connection.
Further, setting is spaced between first weld part and second weld part.
Further, second bending part is provided with the first strength weak area close to one end of first bending part.
Further, the installation part is lower control arm.
Further, the lower control arm includes lower arm upper plate and lower arm lower plate；
It is provided with third bending part and the steady portion of third in the lower arm lower plate, is provided with second on the third bending part
Strength weak area is provided with second weld part between second strength weak area and lower arm upper plate one end, described
First weld part, and first weld part and institute are provided between the steady portion of third and the other end of the lower arm upper plate
It states and is spaced setting between the second weld part.
Further, one end setting of the steady portion of the third close to second strength weak area is fluted.
A kind of automobile has such as above-mentioned welding structure.
A kind of welding structure provided by the utility model, including installation part, at least one first weld part and the second welding
Portion；First weld part and second weld part are provided with intensity on the installation part for welding the installation part
Weak area, second weld part are positioned close to one section of strength weak area, and first weld part is arranged far from intensity
One section of weak area, and first weld part and the adjacent one end of second weld part are provided with gap, for improving
The intensity in the strength weak area.Using above-mentioned scheme, the setting of the second weld part is in installation part strength weak area, due to the
It is reserved with gap between one weld part and the second weld part, in this way, the load undertaken in strength weak area can shift, to improve
The service life in strength weak area.The inadequate technology of intensity to alleviate subframe and lower control arm existing in the prior art is asked
Topic.
A kind of automobile provided by the utility model has such as above-mentioned welding structure.Its beneficial effect and welding for generating
Structure is identical, repeats no more.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the first embodiment of welding structure provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of second of embodiment of welding structure provided by the embodiment of the utility model.
Icon: 100- subframe lower plate；200- subframe upper plate；The second weld part of 300-；The first weld part of 400-；
500- lower arm upper plate；600- lower arm lower plate；610- third bending part；The second strength weak of 620- area；The steady portion of 630- third；
631- groove.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", " left side ",
" right side ", "vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply opposite
Importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, such as there is term
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
A kind of welding structure provided by the utility model, including installation part, at least one first weld part 400 and the second weldering
Socket part 300；
First weld part 400 and second weld part 300 are for welding the installation part, on the installation part
It is provided with strength weak area, second weld part 300 is positioned close to one section of strength weak area, first weld part
400 are arranged far from one section of strength weak area, and first weld part 400 and second weld part 300 it is adjacent one
End is provided with gap, with the intensity for improving the strength weak area.
A kind of welding structure provided by the utility model, including installation part, at least one first weld part 400 and the second weldering
Socket part 300；First weld part 400 and second weld part 300 are for welding the installation part, the installation part
On be provided with strength weak area, second weld part 300 is positioned close to one section of strength weak area, first weld part
400 are arranged far from one section of strength weak area, and first weld part 400 and second weld part 300 it is adjacent one
End is provided with gap, with the intensity for improving the strength weak area.Using above-mentioned scheme, the setting of the second weld part 300
In installation part strength weak area, due to gap being reserved between the first weld part 400 and the second weld part 300, in this way, strong
The load of degree weak area undertaken can shift, to improve the service life in strength weak area.It is existing in the prior art to alleviate
The inadequate technical problem of the intensity of subframe and lower control arm.
It on the basis of the above embodiments, further, further include fluted 631, the groove 631 is arranged in the peace
In piece installing, the groove 631 extends to the installation part far from one end of first weld part 400.
Further, the groove 631 is correspondingly arranged with the gap.
In the present embodiment, in the corresponding installation part setting fluted 631 in gap, the setting in gap can make gap portion
Installation part remitted its fury, such gap portion can share the load in strength weak area, while be provided in gap location recessed
Slot 631, staff can realize according to the position of groove 631 to 400 He of the first weld part when welding to installation part
The positioning of the position of second weld part 300, it is lower to the requirement of staff in this way, and can also ensure the first weld part
400 and second weld part 300 position accuracy.
Fig. 1 is the structural schematic diagram of the first embodiment of welding structure provided by the embodiment of the utility model.Such as Fig. 1 institute
Show, further, the installation part is subframe, and the subframe includes subframe lower plate 100 and subframe upper plate 200；
It is provided with the first bending part in the subframe lower plate 100 and the first steady of the first bending part two sides is set
Portion, the subframe upper plate 200 include the second bending part and two the second steady portions；
Second bending part and first bending part are oppositely arranged, and second weld part 300 setting is described the
Two bending parts one end adjacent with first bending part connects first bending part with second bending part, institute
The first steady portion and the second steady portion is stated to be oppositely arranged, first weld part 400 be used for will the described first steady portion with
Second steady portion's connection, is spaced setting between first weld part 400 and second weld part 300.
Further, second bending part is provided with the first strength weak area close to one end of first bending part.
Wherein, the first strength weak area is the second the smallest part of bending part area of section, and the first strength weak area
The position at edge is set, while the first strength weak area is the position of the second bending part bending, due to by subframe lower plate 100
Weld seam between subframe upper plate 200 is divided into two the first weld parts 400 and second weld part 300, and the first weldering
It is spaced setting between socket part 400 and the second weld part 300, is equivalent to the first weld part 400 and the second weld part 300 in this way
Between spaced position be weakened, share the load in the first strength weak area by spacer portion, it is thin to realize the first intensity
The transfer of the load in weak area.
Wherein, the first weld part 400 is two, and the two sides of the second weld part 300 are arranged in two the first weld parts 400,
And there is interval with the second weld part 300 in two the first weld parts 400, in this way in subframe lower plate 100 and subframe upper plate
It is welded by three sections of weld parts between 200, and the portion at the interval of two the first weld parts 400 and the second weld part 300
Divide the direction that can change power transmitting, supports lotus for the differentiation of the first strength weak.
In the present embodiment, the first bending part, first flat is respectively arranged in subframe lower plate 100 and subframe upper plate 200
Steady portion, the second bending part and the second steady portion, and the second weld part 300 is arranged between the first bending part and the second bending part,
First weld part 400 connects in the first steady portion with the second steady portion, while between the first weld part 400 and the second weld part 300
Every setting, so that the load in the first strength weak area on the second bent area has been shared, so that the service life of subframe increases
Add.On the basis of the above embodiments, further, it is provided with the first groove 631 in the described first steady portion, described first is recessed
The described first steady portion is arranged in close to the one end in the described second steady portion in slot 631, and first groove 631 is close to described
One bending part.
Fig. 2 is the structural schematic diagram of second of embodiment of welding structure provided by the embodiment of the utility model.Such as Fig. 2 institute
Show, on the basis of the above embodiments, further, the installation part is lower control arm, and the lower control arm includes on lower arm
Plate 500 and lower arm lower plate 600；
Third bending part 610 and the steady portion 630 of third, the third bending part 610 are provided in the lower arm lower plate 600
On be provided with the second strength weak area 620, be arranged between second strength weak area 620 and described 500 one end of lower arm upper plate
There is second weld part 300, is provided between the steady portion 630 of the third and the other end of the lower arm upper plate 500 described
First weld part 400, and setting is spaced between first weld part 400 and second weld part 300.
In the present embodiment, the second strength weak area 620 is provided on third bending part 610, the second weld part 300 is used to
It will be connected between second strength weak area 620 and lower arm upper plate 500, meanwhile, the first weld part 400 is by steady 630 He of portion of third
The side of lower arm upper plate 500 connects, since there are gap, the first welderings between the first weld part 400 and the second weld part 300
Gap between socket part 400 and the second weld part 300 can share the load in the second strength weak area 620, to improve
The service life of lower control arm.
On the basis of the above embodiments, further, the steady portion 630 of the third is close to second strength weak area
620 one end setting fluted 631.
In the present embodiment, the setting of groove 631 can be different to avoid generating between lower arm upper plate 500 and lower arm lower plate 600
It rings, meanwhile, it is accurately fixed that the setting of groove 631 can also accurately be such that the second weld part 300 and the first weld part 400 carries out
Position.
A kind of automobile provided by the utility model has such as above-mentioned welding structure.Its beneficial effect and welding for generating
Structure is identical, repeats no more.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of welding structure characterized by comprising installation part, at least one first weld part and the second weld part；
First weld part and second weld part are provided with intensity on the installation part for welding the installation part
Weak area, second weld part are positioned close to one section of strength weak area, and first weld part is arranged far from intensity
One section of weak area, and first weld part and the adjacent one end of second weld part are provided with gap, for improving
The intensity in the strength weak area.
2. welding structure according to claim 1, which is characterized in that further include it is fluted, the groove is arranged described
On installation part, the groove extends to the installation part far from one end of first weld part.
3. welding structure according to claim 2, which is characterized in that the groove is correspondingly arranged with the gap.
4. welding structure according to claim 3, which is characterized in that the installation part is subframe, the subframe packet
Include subframe lower plate and subframe upper plate；
It is provided with the first bending part in the subframe lower plate and the first steady portion of the first bending part two sides, the pair are set
Vehicle frame upper plate includes the second bending part and two the second steady portions；
Second bending part and first bending part are oppositely arranged, and second weld part is arranged in second bending part
One end adjacent with first bending part connects first bending part with second bending part, and described first is flat
Steady portion and the second steady portion are oppositely arranged, and first weld part is used for the described first steady portion and described second steadily
Portion's connection.
5. welding structure according to claim 4, which is characterized in that first weld part and second weld part it
Between be spaced setting.
6. welding structure according to claim 5, which is characterized in that second bending part is close to first bending part
One end be provided with the first strength weak area.
7. welding structure according to claim 3, which is characterized in that the installation part is lower control arm.
8. welding structure according to claim 7, which is characterized in that the lower control arm includes under lower arm upper plate and lower arm
Plate；
It is provided with third bending part and the steady portion of third in the lower arm lower plate, is provided with the second intensity on the third bending part
Weak area is provided with second weld part, the third between second strength weak area and lower arm upper plate one end
It is provided with first weld part between steady portion and the other end of the lower arm upper plate, and first weld part and described the
Setting is spaced between two weld parts.
9. welding structure according to claim 8, which is characterized in that the steady portion of third is thin close to second intensity
One end setting in weak area is fluted.
10. a kind of automobile, which is characterized in that have such as the described in any item welding structures of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821877832.1U CN209159322U (en) | 2018-11-14 | 2018-11-14 | Welding structure and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821877832.1U CN209159322U (en) | 2018-11-14 | 2018-11-14 | Welding structure and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209159322U true CN209159322U (en) | 2019-07-26 |
Family
ID=67338092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821877832.1U Active CN209159322U (en) | 2018-11-14 | 2018-11-14 | Welding structure and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209159322U (en) |
-
2018
- 2018-11-14 CN CN201821877832.1U patent/CN209159322U/en active Active
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