CN211918590U - Rear protective beam assembly - Google Patents
Rear protective beam assembly Download PDFInfo
- Publication number
- CN211918590U CN211918590U CN201922310530.7U CN201922310530U CN211918590U CN 211918590 U CN211918590 U CN 211918590U CN 201922310530 U CN201922310530 U CN 201922310530U CN 211918590 U CN211918590 U CN 211918590U
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- plate
- rear protective
- reinforcing
- beam body
- energy absorption
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Abstract
The utility model provides a rear protective beam assembly, which comprises a rear protective beam body, a rear protective left energy-absorbing box and a rear protective right energy-absorbing box, wherein the rear protective beam body is in a groove shape, the two sides of the groove shape are provided with first reinforcing flanges extending outwards, the outer side of the groove shape of the rear protective beam body is connected with at least three groups of rear protective reinforcing brackets, each rear protective reinforcing bracket comprises a left side fixing plate, a right side fixing plate and a middle plate, the middle plate comprises an inclined section and a horizontal section which are connected in sequence, one end of the inclined section is provided with a reinforcing connecting plate, the other end inclines towards one side of the groove opening of the rear protective beam body and away from the rear protective beam body, the horizontal section is fixed with a connecting nut towards the upper side of the groove opening of the rear protective beam body, a second reinforcing flange is arranged outwards on each of the left side fixing plate and the right side fixing plate, one end of the second reinforcing flange, the utility model discloses not only can improve holistic anti impact strength greatly when the car knocks into back, and also accord with the lightweight design simultaneously.
Description
Technical Field
The utility model relates to an automobile body structure, especially a rear bumper beam assembly.
Background
With the increasingly competitive automobile market, the requirements of customers on the safety performance and the comfort level of the automobile are higher and higher, the rear bumper beam assembly is one of important parts of the automobile and is a prescient condition for forming a combined automobile, and the research on the protection strength of the rear bumper for the protection of the rear bumper beam assembly is particularly important for the whole automobile industry.
Therefore, a rear protective beam assembly which not only can greatly improve the overall impact strength when the automobile knocks into the rear, but also meets the lightweight design is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a crossbeam assembly is protected to back not only can improve holistic anti impact strength greatly when the car knocks into the back, and also accords with the lightweight design simultaneously.
The utility model provides a following technical scheme:
a rear protective beam assembly comprises a rear protective beam body, a rear protective left energy absorption box and a rear protective right energy absorption box which are connected with two ends of the rear protective beam body, wherein the rear protective beam body is of a groove shape, two sides of the groove shape are also provided with first reinforcing flanges extending outwards, the outer side of the groove shape of the rear protective beam body is also connected with at least three groups of rear protective reinforcing brackets, each rear protective reinforcing bracket comprises a left side fixing plate, a right side fixing plate and a middle plate which is arranged between the left side fixing plate and the right side fixing plate and is connected with the left side fixing plate and the right side fixing plate in a notch shape, each middle plate comprises an inclined section and a horizontal section which are sequentially connected, one end of each inclined section is provided with a reinforcing connecting plate which is fixedly connected with the bottom of the outer side of the groove shape of the rear protective beam body, and the other end of each inclined section faces to one side of, the horizontal section is still fixed with a coupling nut towards the open-ended upside of back guarantor crossbeam body cell type, all outwards is equipped with a second on left side fixed plate and the right side fixed plate and consolidates the turn-ups, and the turn-ups is consolidated to the second one end and fixes on first reinforcement turn-ups.
Preferably, the rear protection reinforcing bracket is uniformly distributed with three groups along the groove-shaped extending direction of the rear protection beam body.
Preferably, still be equipped with one on the slope section and keep away empty logical groove, not only have and subtract heavy effect, but also can fix wearing to establish fixedly of damping spring's on the car end connector by the adaptation.
Preferably, the rear left-protecting energy absorption box comprises a rear left-protecting beam mounting plate, a rear left-protecting energy absorption box upper plate, a rear left-protecting energy absorption box lower plate and a tow hook nut left reinforcing plate, the rear left-protecting beam mounting plate and the tow hook nut left reinforcing plate are arranged in parallel, and the upper plate of the rear left-protecting energy absorption box and the lower plate of the rear left-protecting energy absorption box are combined to enclose a first rectangular channel box, and two ends of the first rectangular channel box are butted and fixed between the left mounting plate of the rear cross beam and the left reinforcing plate of the trailer hook nut, and the left reinforcing plate of the trailer hook nut is provided with a first through groove communicated with the first rectangular channel box, and the left reinforcing plate of the trailer hook nut and the rear protective beam body which are fixed at one end of the rear protective beam body are also provided with first through holes which are coaxially arranged, through increasing the left reinforcing plate of the trailer hook nut, and through realizing being connected with the rear protective beam body by the left reinforcing plate of the trailer hook nut, the impact resistance of the connecting point is greatly increased.
Preferably, the rear right-protection energy absorption box comprises a rear right-protection beam mounting plate, a rear right-protection energy absorption box upper plate, a rear right-protection energy absorption box lower plate and a tow hook nut right reinforcing plate, the rear right-protection beam mounting plate and the tow hook nut right reinforcing plate are arranged in parallel, and the upper plate of the rear right-protecting energy absorption box and the lower plate of the rear right-protecting energy absorption box are combined to form a second rectangular channel box, and two ends of the second rectangular channel box are butted and fixed between the right mounting plate of the rear cross beam and the right reinforcing plate of the trailer hook nut, and a second through groove communicated with a second rectangular channel box is formed in the right reinforcing plate of the trailer hook nut, a second through hole coaxially arranged is further formed in the right reinforcing plate of the trailer hook nut and the rear protective beam body which are fixed to the other end of the rear protective beam body, a rear trailer hook nut support is further fixed in the second rectangular channel box, a front trailer hook mounting pipe is fixedly arranged in the rear trailer hook nut support in a penetrating mode, and one end of the front trailer hook mounting pipe penetrates out of the first through hole.
The utility model has the advantages that: the rear protection beam body is arranged into a groove shape, so that the lightweight design of the structure can be ensured, and a rear protection reinforcing bracket is arranged on the rear protection beam body, wherein the inner side of a groove opening formed by the left side fixing plate, the right side fixing plate and the middle plate is used for being connected with a spring fixed on an automobile in an abutting mode and used for improving the overall anti-impact performance, namely, the contact between the rear protection beam body and the automobile is not only provided with a rear protection left energy absorption box and a rear protection right energy absorption box at two ends, but also is matched with an automobile elastic part through further contact compression joint between the inner side of the rear protection reinforcing bracket and the automobile elastic part so as to increase contact points and improve the anti-impact performance, and a connecting nut is also arranged on a horizontal section, so that a light plastic decorating part which is positioned at the outer side of the rear protection beam body and is matched with the appearance of the rear protection beam body can be conveniently disassembled and installed, therefore, the effect of improving the overall impact strength during automobile rear-end collision is realized, and the lightweight design is also met.
Drawings
The accompanying drawings 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 structural diagram of the present invention;
FIG. 2 is a schematic structural view of a rear restraint reinforcing brace;
FIG. 3 is a schematic view of the rear protective reinforcing frame from another view angle
FIG. 4 is a schematic structural view of a rear bumper left energy-absorbing box and a rear bumper right energy-absorbing box
FIG. 5 is an exploded schematic view of a rear fender left energy absorption box and a rear fender right energy absorption box;
notation in the figure: 100 is a rear protection beam body, 200 is a rear protection left energy absorption box, 300 is a rear protection right energy absorption box, 400 is a first reinforcing flanging, 500 is a rear protection reinforcing support, 501 is a left side fixing plate, 502 is a right side fixing plate, 503 is an inclined section, 504 is a reinforcing connecting plate, 505 is a horizontal section, 506 is a connecting nut, 507 is a second reinforcing flanging, 508 is a clearance through groove, 201 is a rear protection beam left mounting plate, 202 is a rear protection left energy absorption box upper plate, 203 is a rear protection left energy absorption box lower plate, 204 is a towing hook nut left reinforcing plate, 301 is a rear protection beam right mounting plate, 302 is a rear protection right energy absorption box upper plate, 303 is a rear protection right energy absorption box lower plate, 304 is a towing hook nut right reinforcing plate, 305 is a rear towing hook nut support, and 306 is a front towing mounting pipe.
Detailed Description
With reference to fig. 1 to 5, a rear bumper beam assembly in this embodiment includes a rear bumper beam body 100, and a rear left bumper energy-absorbing box 200 and a rear right bumper energy-absorbing box 300 connected to two ends of the rear bumper beam body 100, the rear bumper beam body 100 is a channel-shaped, and the two sides of the channel-shaped are further provided with first reinforcing flanges 400 extending outwards, the outside of the channel-shaped of the rear bumper beam body 100 is further connected with at least three sets of rear bumper brackets 500, each rear bumper bracket 500 includes a left fixing plate 501, a right fixing plate 502, and a middle plate disposed between the left fixing plate 501 and the right fixing plate 502 and connected to the left fixing plate 501 and the right fixing plate 502 in a notch-shaped arrangement, the middle plate includes an inclined section 503 and a horizontal section 505 connected in sequence, one end of the inclined section 503 is provided with a reinforcing connecting plate 504 for fixedly connecting to the bottom of the outside of the channel-shaped of the rear bumper beam body 100, and the other end is inclined toward one side of the channel-shaped opening of the, the end portion of the horizontal section 505 is further provided with a horizontal section 505, the horizontal section 505 faces the upper side of the groove-shaped opening of the rear protection beam body 100 and is further fixed with a connecting nut 506, the left fixing plate 501 and the right fixing plate 502 are both outwards provided with a second reinforcing flange 507, and one end of the second reinforcing flange 507 is fixed on the first reinforcing flange 400.
Three groups of rear protection reinforcing brackets 500 are uniformly distributed along the groove-shaped extending direction of the rear protection beam body 100.
The inclined section is also provided with a clearance through-slot 508.
The rear left-protection energy absorption box 200 comprises a rear left-protection beam mounting plate 201, a rear left-protection energy absorption box upper plate 202, a rear left-protection energy absorption box lower plate 203 and a rear trailer hook nut left reinforcing plate 204, the rear left-protection beam mounting plate 201 and the rear trailer hook nut left reinforcing plate 204 are arranged in parallel, the rear left-protection energy absorption box upper plate 202 is assembled and enclosed into a first rectangular channel box, two ends of the first rectangular channel box are abutted and fixed between the rear left-protection beam mounting plate 201 and the rear trailer hook nut left reinforcing plate 204, a first through groove communicated with the first rectangular channel box is formed in the rear left-protection beam nut reinforcing plate 204, and a first through hole which is coaxially arranged is formed in the rear left-protection beam body 100 and the rear left-protection beam body 100.
The rear right-protection energy absorption box 300 comprises a rear beam right mounting plate 301, a rear right-protection energy absorption box upper plate 302, a rear right-protection energy absorption box lower plate 303 and a tow hook nut right reinforcing plate 304, the rear beam right mounting plate 301 and the tow hook nut right reinforcing plate 304 are arranged in parallel, the rear right-protection energy absorption box upper plate 302 and the tow hook nut lower plate 303 are combined to form a second rectangular channel box, two ends of the second rectangular channel box are abutted and fixed between the rear beam right mounting plate 301 and the tow hook nut right reinforcing plate 304, a second through groove communicated with the second rectangular channel box is arranged on the tow hook nut right reinforcing plate 304, a second through hole which is coaxially arranged is also arranged on the tow hook nut right reinforcing plate 304 and the rear beam body 100 which are fixed at the other end of the rear beam body 100, a rear tow hook nut support 305 is also fixed in the second rectangular channel box, a front tow hook mounting pipe 306 is penetrated and fixed in the rear tow hook nut support 305, and one end of the front tow hook mounting tube 306 passes out of the first through hole.
The utility model discloses a theory of operation is: the rear protection beam body 100 is arranged into a groove shape, so that the lightweight design of the structure can be ensured, and a rear protection reinforcing bracket 500 is arranged on the rear protection beam body 100, wherein the inner sides of notches formed by the left side fixing plate 501, the right side fixing plate 502 and the middle plate are used for being connected with springs fixed on an automobile in an abutting mode and used for improving the whole anti-impact performance, namely, the contact between the rear protection beam body 100 and the automobile is not only provided with the rear protection left energy absorption box 200 and the rear protection right energy absorption box 300 at two ends, meanwhile, a light plastic decoration part which is positioned at the outer side of the rear protection beam body and is matched with the appearance of the rear protection beam body can be conveniently dismounted and mounted through the further contact compression fit between the inner side of the rear protection reinforcing bracket 500 and the automobile elastic part during impact, namely, only the light plastic decoration part passes through a screw to be fixed with the connecting nut during connection, therefore, the effect of improving the overall impact strength during automobile rear-end collision is realized, and the lightweight design is also met.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 (5)
1. A rear protective beam assembly is characterized by comprising a rear protective beam body, a rear protective left energy absorption box and a rear protective right energy absorption box which are connected with two ends of the rear protective beam body, wherein the rear protective beam body is of a groove shape, first reinforcing flanges extending outwards are arranged on two sides of the groove shape of the rear protective beam body, at least three groups of rear protective reinforcing brackets are connected with the outer side of the groove shape of the rear protective beam body, each rear protective reinforcing bracket comprises a left fixing plate, a right fixing plate and an intermediate plate which is arranged between the left fixing plate and the right fixing plate and connected with the left fixing plate and the right fixing plate in a notch shape, each intermediate plate comprises an inclined section and a horizontal section which are connected in sequence, one end of each inclined section is provided with a reinforcing connecting plate which is fixedly connected with the bottom of the outer side of the groove shape of the rear protective beam body, and the other end faces one side of a groove-shaped opening of the rear protective beam body and is far away, the horizontal section is towards the upside of rear protective beam body groove type opening is also fixed with a connecting nut, a second reinforcing flange is outwards arranged on the left side fixing plate and the right side fixing plate, and one end of the second reinforcing flange is fixed on the first reinforcing flange.
2. The rear bumper beam assembly according to claim 1, wherein the rear bumper reinforcement brackets are evenly distributed in three groups along the direction in which the groove-shaped grooves of the rear bumper beam body extend.
3. A rear fender beam assembly according to claim 1 wherein the inclined section is further provided with a clearance channel.
4. The rear bumper beam assembly of claim 1, wherein the rear bumper box comprises a rear bumper beam left mounting plate, a rear bumper box upper plate, a rear bumper box lower plate and a trailer hook nut left reinforcing plate, the rear bumper beam left mounting plate and the trailer hook nut left reinforcing plate are arranged in parallel, and the upper plate of the rear left-protecting energy absorption box and the lower plate of the rear left-protecting energy absorption box are combined to form a first rectangular channel box, and two ends of the first rectangular channel box are abutted and fixed between the rear protective beam left mounting plate and the trailer hook nut left reinforcing plate, and a first through groove communicated with the first rectangular channel box is arranged on the left reinforcing plate of the trailer hook nut, and the left reinforcing plate of the trailer hook nut and the rear protection beam body which are fixed at one end of the rear protection beam body are also provided with first through holes which are coaxially arranged.
5. The rear protective beam assembly according to claim 4, wherein the rear protective right energy absorption box comprises a rear protective beam right mounting plate, a rear protective right energy absorption box upper plate, a rear protective right energy absorption box lower plate and a trailer hook nut right reinforcing plate, the rear protective beam right mounting plate and the trailer hook nut right reinforcing plate are arranged in parallel, the rear protective right energy absorption box upper plate and the rear protective right energy absorption box lower plate are combined to form a second rectangular channel box, two ends of the second rectangular channel box are abutted and fixed between the rear protective beam right mounting plate and the trailer hook nut right reinforcing plate, the trailer hook nut right reinforcing plate is provided with a second through groove communicated with the second rectangular channel box, and the trailer hook nut right reinforcing plate fixed at the other end of the rear protective beam body and the rear protective beam body are further provided with second through holes which are coaxially arranged, a rear trailer hook nut support is further fixed in the second rectangular channel box, a front trailer hook mounting pipe is fixedly arranged in the rear trailer hook nut support in a penetrating mode, and one end of the front trailer hook mounting pipe penetrates out of the first through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922310530.7U CN211918590U (en) | 2019-12-20 | 2019-12-20 | Rear protective beam assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922310530.7U CN211918590U (en) | 2019-12-20 | 2019-12-20 | Rear protective beam assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211918590U true CN211918590U (en) | 2020-11-13 |
Family
ID=73324315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922310530.7U Expired - Fee Related CN211918590U (en) | 2019-12-20 | 2019-12-20 | Rear protective beam assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211918590U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211917A (en) * | 2021-12-23 | 2022-03-22 | 奇瑞汽车股份有限公司 | Automobile towing device |
-
2019
- 2019-12-20 CN CN201922310530.7U patent/CN211918590U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211917A (en) * | 2021-12-23 | 2022-03-22 | 奇瑞汽车股份有限公司 | Automobile towing device |
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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 |
Granted publication date: 20201113 Termination date: 20211220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |