CN110001787A - A kind of coach front surrounding anticollision buffering reinforcement structure - Google Patents
A kind of coach front surrounding anticollision buffering reinforcement structure Download PDFInfo
- Publication number
- CN110001787A CN110001787A CN201910359181.XA CN201910359181A CN110001787A CN 110001787 A CN110001787 A CN 110001787A CN 201910359181 A CN201910359181 A CN 201910359181A CN 110001787 A CN110001787 A CN 110001787A
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- China
- Prior art keywords
- front surrounding
- cellular board
- reinforcement
- coach front
- buffer
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Vibration Dampers (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a kind of coach front surrounding anticollisions to buffer reinforcement structure, comprising: buffer cell, including buffer dividing plate and corrugated sheet, wherein the buffer dividing plate and the corrugated sheet are alternately arranged, and constitute multilayered structure；Reinforcement unit, including multiple cellular boards, wherein multiple cellular board parallel intervals arrange and are connected by connected structure grafting；And connecting bracket, including upper attachment beam and lower attachment beam, it is soldered to the inside of coach front surrounding skeleton, for being fixed together multiple cellular boards, wherein, the buffer cell is located at the front of the reinforcement unit and is soldered in reinforcement unit by multiple springs.The present invention can quickly absorb the energy of collision in car head-on crash, reduce the deformation extent of body construction, so as to improve the security performance of car.
Description
Technical field
The present invention relates to railway car manufacture fields, are specifically related to a kind of coach front surrounding anticollision buffering reinforcement structure.
Background technique
With the rapid development of society, public transport development is getting faster, and car is in urban public transport in occupation of master
Status is led, the following safety problem is also taken seriously, and casualty rate and car damage when traffic accident occur to reduce
Degree, to the structure of car, higher requirements are also raised.
When car front collides, buckles are big, car body often occur it is severely deformed, it is extremely dangerous, for this reason, it may be necessary to
Designing a kind of energy-absorbing and can reinforce the structure of coach front surrounding in collision.
Summary of the invention
The purpose of the present invention is to provide a kind of coach front surrounding anticollisions to buffer reinforcement structure, can be in car head-on crash
The energy for quickly absorbing collision, reduces the deformation extent of body construction, so as to improve the security performance of car.
For this purpose, the invention adopts the following technical scheme:
A kind of coach front surrounding anticollision buffering reinforcement structure, comprising: buffer cell, including buffer dividing plate and corrugated sheet, wherein
The buffer dividing plate and the corrugated sheet are alternately arranged, and constitute multilayered structure；Reinforcement unit, including multiple cellular boards, wherein more
A cellular board parallel interval arrangement；And connecting bracket, including upper attachment beam and lower attachment beam, it is soldered to coach front surrounding bone
The inside of frame, for being fixed together multiple cellular boards, wherein the buffer cell is located at the reinforcement unit
Front and be soldered in reinforcement unit by multiple springs.
Further, multiple bending plates are equipped between the adjacent cellular board, wherein the cross section of the bending plate is in saw
Dentation.
Further, the cellular board is equipped with the slot being adapted to the bending plate, and the bending plate is plugged in described
In slot.
Further, connected structure, the connected structure packet are equipped between adjacent two cellular board of multiple cellular boards
The bolt for including attachment base on one be arranged in adjacent two cellular board and being arranged on another, wherein the bolt with
Pin hole on attachment base is mating.
Further, rubber ring is equipped in the pin hole of the attachment base, the inner ring of the rubber ring is in plum blossom-shaped.
Further, the corrugated sheet is galvanized sheet, and the moulded of the corrugated sheet is multiple semi arches for waiting radiuses
The tangent connection in face.
Further, there are two the upper attachment beam is set, be located at the top of the buffer cell and reinforcement unit two
End, the lower attachment beam are located at the both ends of the buffer cell and reinforcement unit bottom there are two setting.
The present invention has following technical effect that
(1) present invention applies on coach front surrounding skeleton, has energy-absorbing and booster action, when head-on crash occurs, institute
Deformation can be generated by stating the corrugated sheet in buffer cell and the spring being arranged between buffer cell and reinforcement unit, thus
Collision bring energy can be quickly absorbed, the reinforcement unit is arranged in the rear of buffer cell and is connected in one with buffer cell
It rises, the crashworthiness hit intensity of coach front surrounding can not only be reinforced, to reduce the deformation extent of car body, additionally it is possible to avoid buffering after hitting
Unit disintegrates loosely, provides a strong guarantee for the energy-absorbing of buffer cell, in addition, multiple cellular boards in the reinforcement unit are also logical
Cross it is mating connect together, can mutually be supported between multiple cellular boards, stability is more preferable, and intensity is higher.
(2) bending plate being arranged between the cellular board can generate crumple in car head-on crash, to can also rise
To energy-absorbing function, the security performance of car is further improved.
Other than objects, features and advantages described above, there are also other objects, features and advantages by the present invention.
Below with reference to figure, the present invention is described in further detail.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram that reinforcement structure is buffered according to the coach front surrounding anticollision of one embodiment of the invention；
Fig. 2 a is the main view that coach front surrounding anticollision shown in Fig. 1 buffers reinforcement structure；
Fig. 2 b is the top view that coach front surrounding anticollision shown in Fig. 1 buffers reinforcement structure；
Fig. 2 c is the side view that coach front surrounding anticollision shown in Fig. 1 buffers reinforcement structure；
Fig. 3 a shows the front view structure of buffer cell in the present invention；
Fig. 3 b shows the plan structure of buffer cell in the present invention；
Fig. 3 c shows the side view structure of buffer cell in the present invention；
Fig. 3 d is the partial enlarged view in Fig. 3 b at A；
Fig. 4 a shows the front view structure of preceding cellular board in the present invention；
Fig. 4 b shows the plan structure of preceding cellular board in the present invention；
Fig. 4 c shows the side view structure of preceding cellular board in the present invention；
Fig. 4 d is the partial enlarged view in Fig. 4 c at B；
Fig. 5 a shows the front view structure of middle cellular board in the present invention；
Figure 5b shows that the plan structures of middle cellular board in the present invention；
Fig. 5 c shows the side view structure of middle cellular board in the present invention；
Fig. 5 d is the partial enlarged view in Fig. 5 c at C；
The front view structure of cellular board after Fig. 6 a is shown in the present invention；
The plan structure of cellular board after Fig. 6 b is shown in the present invention；
The side view structure of cellular board after Fig. 6 c is shown in the present invention；
Fig. 6 d is the partial enlarged view in Fig. 6 c at D；
Fig. 7 a shows the front view structure of attachment base in the present invention；
Fig. 7 b shows the side view structure of attachment base in the present invention；And
Fig. 8 is that coach front surrounding anticollision buffering reinforcement structure of the invention is connected to the signal of the state on coach front surrounding skeleton
Figure.
Description of symbols
1, buffer cell；11, buffer dividing plate；
12, corrugated sheet；2, reinforcement unit；
21, cellular board；21a, preceding cellular board；
21b, middle cellular board；21c, rear cellular board；
211, honeycomb hole；212, slot；
3, connecting bracket；31, upper attachment beam；
32, lower attachment beam；4, spring；
5, bending plate；6, attachment base；
7, bolt；8, rubber ring；
100, coach front surrounding skeleton；101, column；
102, lower frame.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Fig. 1 and Fig. 2 a~2c, coach front surrounding anticollision buffering reinforcement structure of the invention includes buffer cell 1, adds
Strong unit 2 and connecting bracket 3.
As shown in Fig. 1 and Fig. 2 a~2c and Fig. 3 a~3d, the buffer cell 1 includes three buffer dividing plates 11 and two
Corrugated sheet 12, wherein three buffer dividing plates 11 are stacked, and the corrugated sheet 12 is arranged in the two neighboring buffer compartment
It between plate 11, and is linked together by electric welding mode and buffer dividing plate 11, the buffer dividing plate 11 is 1330mm*160mm*
The steel plate of 2mm is made of 20# steel, and the corrugated sheet 12 is galvanized sheet, and a length of 1310mm, plate thickness 0.5mm are moulded
The tangent connection of semicircle cambered surface for being 2.5mm for multiple radiuses.
As shown in Fig. 1 and Fig. 2 a~2c, the reinforcement unit 2 is set to the dead astern of the buffer cell 1, the reinforcement
Unit 2 includes multiple cellular boards 21, wherein the cellular board 21 is rectangular steel plates, is disposed with honeycomb hole 211, the bee thereon
The shape size of socket bore 211 is the regular hexagon that inscribed circle diameter is 14mm, and multiple 21 parallel interval of cellular board settings are simultaneously
And it is linked together by mating.
Wherein, as shown in Fig. 1 and Fig. 2 a~2c and Fig. 3 a~3c, in the buffer cell 1 close to reinforcement unit 2
15 springs 4, the bullet are connected between the cellular board 21 close to buffer cell 1 in buffer dividing plate 11 and reinforcement unit 2
The both ends of spring 4 are respectively welded in above-mentioned adjacent buffer dividing plate 11 and cellular board 21,4 rectangular array of the spring arrangement.
As shown in Fig. 1 and Fig. 2 a~2c, the connecting bracket 3 includes two upper attachment beams 31 and two lower attachment beams 32,
Wherein, two upper attachment beams 31 are respectively arranged at the both ends at 2 top of the buffer cell 1 and reinforcement unit, and two
The upper attachment beam 31 is connected by bolt with multiple cellular boards 21, and two lower attachment beams 32 are respectively arranged at institute
The both ends of 2 bottom of buffer cell 1 and reinforcement unit are stated, and two lower attachment beams 32 and multiple cellular boards 21 are logical
Bolt is crossed to be connected.When coach front surrounding anticollision of the invention buffers reinforcement structure practical application, the connecting bracket 3 is welded on car
The inside of front wall frame 100, as shown in Figure 8.
Specifically, above-mentioned upper attachment beam 31 and lower attachment beam 32 are rectangular steel pipe, the cross section ruler of the rectangular steel pipe
Very little is 40mm*30mm*2mm, and the welding position of the upper attachment beam 31 and lower attachment beam 32 is according to the reality of coach front surrounding skeleton
Moulding carries out contoured design, in order to being welded and fixed.
The present invention applies on coach front surrounding skeleton, has energy-absorbing and booster action, described slow when head-on crash occurs
The corrugated sheet rushed in unit and the spring being arranged between buffer cell and reinforcement unit can generate deformation, so as to
Collision bring energy is quickly absorbed, the reinforcement unit is arranged in the dead astern of buffer cell and is connected in one with buffer cell
It rises, the crashworthiness hit intensity of coach front surrounding can not only be reinforced, to reduce the deformation extent of car body, additionally it is possible to avoid buffering after hitting
Unit disintegrates loosely, provides a strong guarantee for the energy-absorbing of buffer cell.
In addition, the plate thickness of the buffer dividing plate is relatively thin, touched so that the corrugated sheet between being located in buffer dividing plate is easier to absorb
Bring energy is hit, and its own can also play energy-absorbing function.
Honeycomb hole 211 is equipped in the cellular board 21 of the invention, on the one hand these honeycomb holes can not influence front
In the case where the stiffness and strength of collision, play the role of substantially loss of weight, on the other hand energy when side impact or rollover occurs
Enough play a degree of energy-absorbing function.
In one embodiment, as shown in Fig. 1 and Fig. 2 a~2c and Fig. 4 d, Fig. 5 d, Fig. 6 d, the two neighboring cellular board
Bending plate 5 there are three setting between 21, it is three layers of upper, middle and lower that three bending plates 5, which divide, and the cross section of the bending plate 5 is in sawtooth
Shape, the bending plate 5 arrange that the cellular board 21 is equipped with slot 212, the bending plate along the plate length direction of cellular board 21
5 are plugged in the slot 212, and the slot 212 is angularly disposed and is adapted to the two sides bending part of the bending plate 5.
In the present embodiment, the bending plate being arranged between the cellular board can generate crumple in car head-on crash, from
And energy-absorbing function can be also played, anticollision cushion performance of the invention is improved, the security performance of car can be further increased, separately
Outside, bending plate is installed using inserting mode, so that bending plate handling replacement is very convenient and does not influence its crumple energy-absorbing.
As shown in Fig. 1, Fig. 4 a~4d, Fig. 5 a~5d and Fig. 6 a~6d, multiple cellular boards 21 in the present invention divide
For preceding cellular board 21a, middle cellular board 21b and rear cellular board 21c, wherein there are three the middle cellular board 21b is set, before described
The inside plate face of cellular board 21a is equipped with multiple attachment bases 6, is respectively equipped in the two sides plate face of the middle cellular board 21b multiple
The inside plate face of attachment base 6 and multiple bolts 7, the rear cellular board 21c is equipped with multiple bolts 7, multiple 6 Hes of attachment base
The equal rectangular array of multiple bolts 7 is arranged and is correspondingly arranged, and the bolt 7 is inserted into the pin hole of corresponding attachment base 6
In make the preceding cellular board 21a, middle cellular board 21b and rear cellular board 21c is mating connects together.
Multiple cellular boards 21 are connected together by above-mentioned mating mode, and structure is simple, are easy to make, convenient for dress
It unloads, can mutually be supported between multiple cellular boards 21, overall stability is more preferable, and intensity is higher, is conducive to promote its booster action.
In one embodiment, the size of the preceding cellular board 21a is 1330mm*160mm*10mm, the middle cellular board 21b
Size be 1330mm*160mm*20mm, it is described after the size of cellular board 21c be 1330mm*160mm*20mm.
In one embodiment, as illustrated in figs. 7 a and 7b, it is equipped in the pin hole of the attachment base 6 for reinforcing plug connection
The rubber ring 8 of intensity, there are two the rubber ring 8 is set in the pin hole, the inner ring of the rubber ring 8 is in plum blossom-shaped, thus
The frictional force to bolt can be increased after the insertion of bolt 7, so that bolt 7 is not drawn out easily, play the role of reinforcing consolidating connection.
The front end of above-mentioned bolt 7 is equipped with chamfering, so that more easy by above-mentioned rubber ring when bolt insertion attachment base.
Each above-mentioned bolt 7 is equipped with gasket, and the gasket can play the role of buffer protection.
In one embodiment, the front end of the lower attachment beam 32 is welded on coach front surrounding skeleton 100, and rear end and vehicle frame weld
It connects, and the lower attachment beam 32 is supported by the column 101 being soldered on the lower frame 102 of coach front surrounding skeleton 100.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of coach front surrounding anticollision buffers reinforcement structure characterized by comprising
Buffer cell (1), including buffer dividing plate (11) and corrugated sheet (12), wherein the buffer dividing plate (11) and the waveform
Plate (12) is alternately arranged, and constitutes multilayered structure；
Reinforcement unit (2), including multiple cellular boards (21), wherein multiple cellular board (21) parallel interval arrangements；And
Connecting bracket (3), including upper attachment beam (31) and lower attachment beam (32), are soldered to the inside of coach front surrounding skeleton (100),
For multiple cellular boards (21) to be fixed together,
Wherein, the buffer cell (1) is located at the front of the reinforcement unit (2) and is soldered to by multiple springs (4) and added
On strong unit (2).
2. coach front surrounding anticollision according to claim 1 buffers reinforcement structure, which is characterized in that the adjacent cellular board
(21) multiple bending plates (5) are equipped between, wherein the cross section of the bending plate (5) is serrated.
3. coach front surrounding anticollision according to claim 2 buffers reinforcement structure, which is characterized in that on the cellular board (21)
Equipped with the slot (212) being adapted to the bending plate (5), the bending plate (5) is plugged in the slot (212).
4. coach front surrounding anticollision according to claim 1 buffers reinforcement structure, which is characterized in that multiple cellular boards
(21) connected structure is equipped between adjacent two cellular board (21), the connected structure includes being arranged in adjacent two cellular board (21)
In one on attachment base (6) and the bolt (7) that is arranged on another, wherein on the bolt (7) and attachment base (6)
Pin hole it is mating.
5. coach front surrounding anticollision according to claim 4 buffers reinforcement structure, which is characterized in that the attachment base (6)
Rubber ring (8) are equipped in pin hole, the inner ring of the rubber ring (8) is in plum blossom-shaped.
6. coach front surrounding anticollision according to claim 1 buffers reinforcement structure, which is characterized in that the corrugated sheet (12) is
Galvanized sheet, the moulded of the corrugated sheet (12) is multiple tangent connections of semicircle cambered surface for waiting radiuses.
7. coach front surrounding anticollision according to claim 1 buffers reinforcement structure, which is characterized in that the upper attachment beam (31)
If there are two, the both ends at the top of the buffer cell (1) and reinforcement unit (2) are located at, the lower attachment beam (32) is equipped with
Two, it is located at the both ends of the buffer cell (1) and reinforcement unit (2) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910359181.XA CN110001787B (en) | 2019-04-30 | 2019-04-30 | Front wall anti-collision buffer reinforcing structure of passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910359181.XA CN110001787B (en) | 2019-04-30 | 2019-04-30 | Front wall anti-collision buffer reinforcing structure of passenger car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110001787A true CN110001787A (en) | 2019-07-12 |
| CN110001787B CN110001787B (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910359181.XA Active CN110001787B (en) | 2019-04-30 | 2019-04-30 | Front wall anti-collision buffer reinforcing structure of passenger car |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2381995Y (en) * | 1997-06-20 | 2000-06-07 | 余利军 | Modular solid-liquid-explosive composite additive armour |
| JP2012219512A (en) * | 2011-04-08 | 2012-11-12 | Tsuda Chiharu | Frame unit |
| CN206781128U (en) * | 2017-04-24 | 2017-12-22 | 福建金诺建材有限公司 | A kind of MULTILAYER COMPOSITE cellular board |
| CN207079843U (en) * | 2017-07-07 | 2018-03-09 | 广州科莱思诚铝业有限公司 | Novel honeycomb plate profile structure |
| CN109322957A (en) * | 2018-11-01 | 2019-02-12 | 北京航空航天大学 | A kind of axial corrugated honeycomb sandwich panel impact resistance energy absorption device |
| CN209938740U (en) * | 2019-04-30 | 2020-01-14 | 安徽安凯汽车股份有限公司 | Enclose crashproof buffering additional strengthening before passenger train |
-
2019
- 2019-04-30 CN CN201910359181.XA patent/CN110001787B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2381995Y (en) * | 1997-06-20 | 2000-06-07 | 余利军 | Modular solid-liquid-explosive composite additive armour |
| JP2012219512A (en) * | 2011-04-08 | 2012-11-12 | Tsuda Chiharu | Frame unit |
| CN206781128U (en) * | 2017-04-24 | 2017-12-22 | 福建金诺建材有限公司 | A kind of MULTILAYER COMPOSITE cellular board |
| CN207079843U (en) * | 2017-07-07 | 2018-03-09 | 广州科莱思诚铝业有限公司 | Novel honeycomb plate profile structure |
| CN109322957A (en) * | 2018-11-01 | 2019-02-12 | 北京航空航天大学 | A kind of axial corrugated honeycomb sandwich panel impact resistance energy absorption device |
| CN209938740U (en) * | 2019-04-30 | 2020-01-14 | 安徽安凯汽车股份有限公司 | Enclose crashproof buffering additional strengthening before passenger train |
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| Publication number | Publication date |
|---|---|
| CN110001787B (en) | 2024-04-05 |
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