CN202624375U - Strength enhancing structure at position of auxiliary car frame installation support assembly of car cabin longitudinal beam - Google Patents
Strength enhancing structure at position of auxiliary car frame installation support assembly of car cabin longitudinal beam Download PDFInfo
- Publication number
- CN202624375U CN202624375U CN 201220192910 CN201220192910U CN202624375U CN 202624375 U CN202624375 U CN 202624375U CN 201220192910 CN201220192910 CN 201220192910 CN 201220192910 U CN201220192910 U CN 201220192910U CN 202624375 U CN202624375 U CN 202624375U
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- mounting bracket
- strength enhancing
- enhancing structure
- nutplate
- cabin
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Abstract
The utility model provides a strength enhancing structure at the position of an auxiliary car frame installation support assembly of a car cabin longitudinal beam and belongs to the technical field of machinery. The strength enhancing structure solves the problems that an existing auxiliary car frame installation support assembly of a car cabin longitudinal beam is poor in energy absorption effect and low in safety performance. The auxiliary car frame installation support assembly comprises an installation support and a nut plate, wherein the installation support comprises a nut installation portion and a connection portion which is arranged in a bent mode relative to the nut installation portion and has an abutting face corresponding to a surface structure at the corresponding position of the cabin longitudinal beam. The strength enhancing structure comprises a connection portion and an installation cavity with an opening, wherein the installation cavity is fixedly welded with the cabin longitudinal beam and enclosed by the surface of the installation support and the surface of the cabin longitudinal beam. The nut plate penetrates into the installation cavity, is fixedly welded with the installation support, and comprises a cover portion for covering the opening of the installation cavity, and the cover portion is fixedly welded with the cabin longitudinal beam. The strength enhancing structure at the position of the auxiliary car frame installation support assembly of the car cabin longitudinal beam is good in energy absorption effect and high in safety performance.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to the subframe mounting bracket assembly place strength enhancing structure of a kind of automobile cabin longeron.
Background technology
Along with the continuous development of auto-industry and improving constantly of people's living standard, automobile has become the indispensable vehicle of people's go off daily.In today that automobile is popularized, the safety of automobile and traveling comfort become the focus that people pay close attention to.The subframe of automobile cabin longeron is equivalent to the skeleton of automobile front and back vehicle bridge, is the component part of front and back vehicle bridge, on automotive performance, mainly play to reduce importing into of road shock, and the rigidity that improves suspension.Traditional self-supporting body that does not have subframe, its suspension arm directly links to each other with the vehicle body steel plate, after subframe is born; The front and back cantilever can be assembled in earlier on the subframe; Constitute an axle assembly, and then this assembly together is installed on the vehicle body, make car chassis traveling comfort and handling more; The car that subframe is housed is driven can the sensation chassis very sturdy, very compact.Existing automobile accessory frame all is to be installed on the longeron of automobile cabin through mounting bracket assembly.
Existing automobile accessory frame mounting bracket assembly comprises a nutplate, all is provided with flange on the nutplate, and nutplate is welded through the inner panel of flange with the automobile longitudinal girder stage casing mutually.Existing automobile accessory frame mounting bracket assembly and longeron all can't form the osed top box like structure after welding, thereby energy-absorbing effect is relatively poor, and the deflection that produces between subframe and the vehicle body attachment point when bumping is bigger, and safety performance is lower.
Summary of the invention
The purpose of the utility model is to have the problems referred to above to existing technology, and it is good to have proposed a kind of energy-absorbing effect, the subframe mounting bracket assembly place strength enhancing structure of the automobile cabin longeron that safety performance is high.
The purpose of the utility model can realize through following technical proposal: the subframe mounting bracket assembly place strength enhancing structure of a kind of automobile cabin longeron; The subframe mounting bracket assembly comprises mounting bracket and nutplate, and mounting bracket has the nut installation portion and is bending with respect to the nut installation portion and is provided with and has a connecting portion with the corresponding abutment face of cabin longeron correspondence position surface texture; This strength enhancing structure comprises that described connecting portion and cabin longeron are connected through welding and surperficial the enclosing with longeron surface, cabin of described mounting bracket is configured to the installation cavity with opening; Described nutplate penetrates in the installation cavity and with mounting bracket and is fixedly connected by welding; Described nutplate has the shielding part that hides the installation cavity opening, and described shielding part and cabin longeron are fixedly connected by welding.
The subframe mounting bracket assembly place strength enhancing structure of this automobile cabin longeron welds mutually through mounting bracket and nutplate and cabin longeron and forms the box-like installation cavity of osed top; And the welding manner through carbon-dioxide arc welding and stitch bonds between mounting bracket and nutplate and the cabin longeron is connected; Have intensity and energy-absorbing effect preferably; When automobile bumps, can reduce the deflection that produces between subframe and the automobile longitudinal girder, improve the safety performance of automobile greatly.
In the subframe mounting bracket assembly place of above-mentioned automobile cabin longeron strength enhancing structure, described nutplate has the base portion that the nut installation portion with mounting bracket leans, and offers the nut mounting hole on the described base portion.
In the subframe mounting bracket assembly place of above-mentioned automobile cabin longeron strength enhancing structure; Described nutplate has and is positioned at the base portion outside and is the weld part that bending is provided with respect to base portion, and the weld part of described nutplate is captiveed joint with the connecting portion of mounting bracket.
In the subframe mounting bracket assembly place of above-mentioned automobile cabin longeron strength enhancing structure, the weld part lateral surface of described nutplate has the corresponding zone of connecting portion medial surface shape with mounting bracket.The weld part lateral surface of nutplate has the corresponding zone of connecting portion medial surface shape with mounting bracket, can fit together preferably after the welding to form the osed top box like structure, has energy-absorbing effect preferably.
In the subframe mounting bracket assembly place of above-mentioned automobile cabin longeron strength enhancing structure, have extension one and described extension one and cabin longeron on one of them weld part of described nutplate and be fixedly connected by welding.Weld mutually with the cabin longeron through extension one, make between this weld part and the longeron be connected more firmly, also improved the intensity of whole erection bracket assembly simultaneously, make it not yielding when automobile bumps.
In the subframe mounting bracket assembly place of above-mentioned automobile cabin longeron strength enhancing structure, have extension two and described extension two and cabin longeron on the shielding part of described nutplate and be fixedly connected by welding.Weld mutually with the cabin longeron through extension two, make between shielding part and the cabin longeron be connected more firmly, also improved the intensity of whole erection bracket assembly simultaneously, make it not yielding when automobile bumps.
In the subframe mounting bracket assembly place of above-mentioned automobile cabin longeron strength enhancing structure, have a slot to make way through punching press formation on the described mounting bracket, one of them weld part of described nutplate embeds in slot to make way.Through on mounting bracket, offering slot to make way, one of them weld part of nutplate embeds in slot to make way, can make to be connected more closely between nutplate and the mounting bracket, has better energy-absorbing effect.
Compared with prior art, the subframe mounting bracket assembly place strength enhancing structure of this automobile cabin longeron has the following advantages:
1, mounting bracket and cabin longeron form the installation cavity with opening through welding; Nutplate and mounting bracket welding are fixedly linked and have the shielding part that hides the installation cavity opening; Form the box-packed structure of osed top between the three, have energy-absorbing effect preferably, improved the safety of automobile.
2, the welding manner through carbon-dioxide arc welding and stitch bonds is connected between mounting bracket and nutplate and the cabin longeron, and intensity is higher.
3, simple in structure, installation and fixing comparatively easy is suitable for various vehicles, and commonality is better.
Description of drawings
Fig. 1 is the scheme drawing of the subframe mounting bracket assembly place strength enhancing structure of this automobile cabin longeron.
Fig. 2 is the scheme drawing of the scheme drawing of the subframe mounting bracket assembly place strength enhancing structure of this automobile cabin longeron when welding mutually with longeron.
Among the figure, 1, mounting bracket; 11, connecting portion; 12, slot to make way; 13, nut installation portion; 2, nutplate; 21, shielding part; 211, extension two; 22, base portion; 221, nut mounting hole; 23, weld part; 231, extension one; 3, installation cavity.
The specific embodiment
Below be the specific embodiment of the utility model and combine accompanying drawing, the technical scheme of the utility model is done further to describe, but the utility model is not limited to these embodiment.
Shown in Fig. 1-2; The subframe mounting bracket assembly place strength enhancing structure of this automobile cabin longeron; The subframe mounting bracket assembly comprises mounting bracket 1 and nutplate 2, and mounting bracket 1 has nut installation portion 13 and is bending with respect to nut installation portion 13 and is provided with and has a connecting portion 11 with the corresponding abutment face of cabin longeron correspondence position surface texture; This strength enhancing structure comprises that connecting portion 11 and cabin longeron are connected through welding and mounting bracket 1 surperficial enclosing with longeron surface, cabin is configured to the installation cavity 3 with opening; Nutplate 2 penetrates in the installation cavity 3 and with mounting bracket 1 and is fixedly connected by welding.
More particularly, nutplate 2 has base portion 22 that the nut installation portion 13 with mounting bracket 1 leans, hides the shielding part 21 of installation cavity 3 openings and be positioned at base portion 22 outsides and be the weld part 23 that bending is provided with respect to base portion 22.Offer nut mounting hole 221 on the base portion 22.Shielding part 21 is fixedly connected by welding with the cabin longeron, has extension 2 211 and extension 2 211 and cabin longeron on the shielding part 21 of nutplate 2 and is fixedly connected by welding.Weld part 23 is captiveed joint with the connecting portion 11 of mounting bracket 1, and weld part 23 lateral surfaces of nutplate 2 have the corresponding zone of connecting portion 11 medial surface shapes with mounting bracket 1, can fit together preferably to form the osed top box like structure; Having extension 1 and described extension 1 and cabin longeron on one of them weld part 23 of nutplate 2 is fixedly connected by welding.In addition, also have a slot to make way 12 through punching press formation on the mounting bracket 1, one of them weld part 23 of nutplate 2 embeds in slots to make way 12.
The subframe mounting bracket assembly place strength enhancing structure of this automobile cabin longeron welds mutually through mounting bracket 1 and nutplate 2 and cabin longeron and forms the box-like installation cavity 3 of osed top; And the welding manner through carbon-dioxide arc welding and stitch bonds between mounting bracket 1 and nutplate 2 and the cabin longeron is connected; Have intensity and energy-absorbing effect preferably; When automobile bumps, can reduce the deflection that produces between subframe and the automobile longitudinal girder, improve the safety performance of automobile greatly.Structure is also comparatively simple, and installation and fixing comparatively easy is suitable for various vehicles, and commonality is better, has better economic effect and market outlook.
Specific embodiment described herein only is that the utility model spirit is made casehistory.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.
Although this paper has used terms such as mounting bracket 1, connecting portion 11, slot to make way 12, nut installation portion 13, nutplate 2, shielding part 21, extension 2 211, base portion 22, mounting hole 221, weld part 23, extension 1, installation cavity 3 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain the essence of the utility model more easily; It all is contrary with the utility model spirit being construed to any additional restriction to them.
Claims (7)
1. the subframe mounting bracket assembly place strength enhancing structure of an automobile cabin longeron; The subframe mounting bracket assembly comprises mounting bracket (1) and nutplate (2), and mounting bracket (1) has nut installation portion (13) and is bending with respect to nut installation portion (13) and is provided with and has a connecting portion (11) with the corresponding abutment face of cabin longeron correspondence position surface texture; This strength enhancing structure comprises that described connecting portion (11) and cabin longeron are connected through welding and surperficial the enclosing with longeron surface, cabin of described mounting bracket (1) is configured to the installation cavity (3) with opening; Described nutplate (2) penetrates in the installation cavity (3) and with mounting bracket (1) and is fixedly connected by welding; Described nutplate (2) has the shielding part (21) of covering installation cavity (3) opening, and described shielding part (21) is fixedly connected by welding with the cabin longeron.
2. the subframe mounting bracket assembly place strength enhancing structure of automobile according to claim 1 cabin longeron; It is characterized in that; Described nutplate (2) has the base portion (22) that the nut installation portion (13) with mounting bracket (1) leans, and offers nut mounting hole (221) on the described base portion (22).
3. the subframe mounting bracket assembly place strength enhancing structure of automobile according to claim 2 cabin longeron; It is characterized in that; Described nutplate (2) has and is positioned at base portion (22) outside and is the weld part (23) that bending is provided with respect to base portion (22), and the weld part (23) of described nutplate (2) is captiveed joint with the connecting portion (11) of mounting bracket (1).
4. the subframe mounting bracket assembly place strength enhancing structure of automobile according to claim 3 cabin longeron; It is characterized in that weld part (23) lateral surface of described nutplate (2) has the corresponding zone of connecting portion (11) medial surface shape with mounting bracket (1).
5. according to the subframe mounting bracket assembly place strength enhancing structure of claim 3 or 4 described automobile cabin longerons; It is characterized in that having extension one (231) and described extension one (231) and cabin longeron on one of them weld part (23) of described nutplate (2) and be fixedly connected by welding.
6. according to the subframe mounting bracket assembly place strength enhancing structure of claim 1 or 2 or 3 or 4 described automobile cabin longerons; It is characterized in that having extension (211) and described extension (211) on the shielding part (21) of described nutplate (2) and be fixedly connected by welding with the cabin longeron.
7. according to the subframe mounting bracket assembly place strength enhancing structure of claim 3 or 4 described automobile cabin longerons; It is characterized in that; Have a slot to make way (12) through punching press formation on the described mounting bracket (1), one of them weld part (23) of described nutplate (2) embeds in the slot to make way (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220192910 CN202624375U (en) | 2012-04-28 | 2012-04-28 | Strength enhancing structure at position of auxiliary car frame installation support assembly of car cabin longitudinal beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220192910 CN202624375U (en) | 2012-04-28 | 2012-04-28 | Strength enhancing structure at position of auxiliary car frame installation support assembly of car cabin longitudinal beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202624375U true CN202624375U (en) | 2012-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220192910 Expired - Fee Related CN202624375U (en) | 2012-04-28 | 2012-04-28 | Strength enhancing structure at position of auxiliary car frame installation support assembly of car cabin longitudinal beam |
Country Status (1)
| Country | Link |
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| CN (1) | CN202624375U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103183052A (en) * | 2013-03-29 | 2013-07-03 | 重庆长安汽车股份有限公司 | Mounting bracket structure of automobile auxiliary frame |
| CN104176126A (en) * | 2014-08-30 | 2014-12-03 | 重庆长安汽车股份有限公司 | Mounting structure for automobile auxiliary frame at front section of engine cabin boundary beam |
| CN105691457A (en) * | 2016-04-21 | 2016-06-22 | 浙江吉利控股集团有限公司 | Connecting structure for automobile engine room longitudinal beam and sub frame longitudinal beam |
-
2012
- 2012-04-28 CN CN 201220192910 patent/CN202624375U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103183052A (en) * | 2013-03-29 | 2013-07-03 | 重庆长安汽车股份有限公司 | Mounting bracket structure of automobile auxiliary frame |
| CN103183052B (en) * | 2013-03-29 | 2016-03-30 | 重庆长安汽车股份有限公司 | A kind of automobile accessory frame mounting support structure |
| CN104176126A (en) * | 2014-08-30 | 2014-12-03 | 重庆长安汽车股份有限公司 | Mounting structure for automobile auxiliary frame at front section of engine cabin boundary beam |
| CN105691457A (en) * | 2016-04-21 | 2016-06-22 | 浙江吉利控股集团有限公司 | Connecting structure for automobile engine room longitudinal beam and sub frame longitudinal beam |
| CN105691457B (en) * | 2016-04-21 | 2018-02-06 | 浙江吉利控股集团有限公司 | A kind of attachment structure of car engine room longeron and subframe longitudinal beam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20121226 Termination date: 20210428 |