CN209320952U - Composite material energy absorption device - Google Patents
Composite material energy absorption device Download PDFInfo
- Publication number
- CN209320952U CN209320952U CN201821833828.5U CN201821833828U CN209320952U CN 209320952 U CN209320952 U CN 209320952U CN 201821833828 U CN201821833828 U CN 201821833828U CN 209320952 U CN209320952 U CN 209320952U
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- Prior art keywords
- composite material
- tube
- mounting flange
- material tube
- expansion portion
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Abstract
The utility model provides a kind of composite material energy absorption device, including Crashworthy plate, mounting flange, composite material tube and guide seats, one end of composite material tube is abutted with Crashworthy plate, the other end of composite material tube, which protrudes into, forms positioning in the inner hole of mounting flange, guide seats include pedestal and tube expansion portion, pedestal is arranged at intervals at the side of mounting flange, and tube expansion portion extends from the end face outwardly convex of pedestal and towards the inner hole of mounting flange.The utility model uses Crashworthy plate, mounting flange, composite material tube and guide seats and cooperates, when being hit by fender, composite material tube is squeezed to broken by guide seats, generated energy is hit to absorb, and the fragment of composite material tube is guided to the circumferential direction of mounting flange and is splashed, and after hitting, only need to change damaged composite material tube, need to reserve back space on the car body to efficiently solve anti-creep energy absorber, and the technical issues of the needing integral replacing that once deform.
Description
Technical field
The utility model belongs to passive security protective device technical field, is to be related to a kind of composite material more specifically
Energy absorption device.
Background technique
Currently, in the passive security safeguard procedures of track train, automobile, high-rise building elevator shaft etc., it is most of to use
Structure type be single power-absorbing, such as planing pattern anticreeper, drawer type honeycomb fashion anticreeper, tube-expanding type anticreeper.
But these energy absorbers generally require to be coupled guiding device, it is anti-that installation and guide device certainly will need to reserve these on the car body
The back space of device is climbed, thus will increase the difficulty of car body design, the weight for also resulting in anticreeper increases, quality energy-absorbing ratio
It reduces.And these anticreepers generally use metal structure, and metal structure is after crashing, once it deforms often
Integral replacing is needed, causes higher cost, maintenance time long.
Utility model content
The purpose of this utility model is to provide a kind of composite material energy absorption devices, and to solve in the prior art, anti-creep is inhaled
Energy device needs to reserve back space on the car body, and the technical issues of the needing integral replacing that once deform.
To achieve the goals above, the technical solution adopted in the utility model is: providing a kind of composite material energy-absorbing dress
It sets, including Crashworthy plate and for connecting by the mounting flange of fender, the composite material energy absorption device further include:
Composite material tube, one end of the composite material tube are abutted with the Crashworthy plate, the composite material tube it is another
End is protruded into and forms positioning in the inner hole of the mounting flange, and
Guide seats, for being crushed the composite material tube and guiding the fragment of the composite material tube to the Method for Installation
Blue circumferential splashing, the guide seats include pedestal and tube expansion portion, and the pedestal is arranged at intervals at the remote of the mounting flange
Side from the composite material tube, the tube expansion portion is from the end face outwardly convex of the pedestal and towards in the mounting flange
Hole extends, and the cross-sectional area of the jag in the tube expansion portion is less than the cross-sectional area of the inner hole of the composite material tube, and
The cross-sectional area of the connecting pin in the tube expansion portion is greater than the cross-sectional area of the inner hole of the composite material tube.
Further, connection of the cross-sectional area in the tube expansion portion from the jag in the tube expansion portion to the tube expansion portion
End is gradually increased.
Further, the mounting flange includes:
Flange body, it is described by fender for connecting；And
Guide cylinder extends outwardly from the end face of the flange body, and the inner hole of the mounting flange runs through the flange sheet
Body and the guide cylinder.
Further, a side end face of the Crashworthy plate is convex convex equipped with installation compatible with the composite material tube
Platform.
Further, the side end face far from the installation base of the Crashworthy plate is convex is equipped with multiple anti-climbing teeth.
The beneficial effect of composite material energy absorption device provided by the utility model is: use Crashworthy plate, mounting flange,
Composite material tube and guide seats cooperate, when being hit by fender, by guide seats by composite material tube squeeze to
It is broken, generated energy is hit to absorb, and the fragment of composite material tube is guided to the circumferential direction of mounting flange and is splashed, kept away
Exempt to need the back space for reserving composite material tube on by fender, and after hitting, only needs to change breakage
Composite material tube, it is laborsaving time saving, so that efficiently solving anti-creep energy absorber needs to reserve back space on the car body, and
And the technical issues of the needing integral replacing that once deform, the maintenance efficiency of energy absorption device is improved, energy absorption device is reduced
Use cost and design difficulty.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the stereoscopic schematic diagram of composite material energy absorption device provided by the embodiment of the utility model；
Fig. 2 is the perspective exploded view of composite material energy absorption device provided by the embodiment of the utility model；
Fig. 3 is the partial cutaway schematic view of composite material energy absorption device provided by the embodiment of the utility model.
Wherein, each appended drawing reference in figure:
1-composite material energy absorption device, 10-Crashworthy plates, 11-installation bases, 12-anti-climbing teeth, 20-mounting flanges,
21-flange bodies, 22-guide cylinders, 30-composite material tubes, 40-guide seats, 41-pedestals, 42-tube expansion portions, 200-
The inner hole of the inner hole of mounting flange, 300-composite material tubes.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
The meaning of " plurality " is two or more in the description of the present invention, unless otherwise clearly specific
It limits.
It please refers to Fig.1 to Fig.3, now composite material energy absorption device provided by the utility model is illustrated.The composite wood
Expect that energy absorption device 1 includes Crashworthy plate 10, mounting flange 20, composite material tube 30 and guide seats 40, wherein mounting flange 20
For connection by fender, such as: track train, automobile, high-rise building elevator shaft；Composite material tube 30 is using Hexcel (beauty
State He Keli) company AS4C model carbon fiber and be processed by winding technology, there is resistance longitudinal force simultaneously
Energy-absorbing and resistance two kinds of functions of vertical force, herein, one end of composite material tube 30 is abutted with Crashworthy plate 10, composite material tube 30
The other end is protruded into be formed in the inner hole 200 of mounting flange with mounting flange 20 and be positioned；Guide seats 40 are for being crushed composite material
The fragment of pipe 30 and bootable composite material tube 30 splashes to the circumferential direction of mounting flange 30, and herein, guide seats 40 include seat
Body 41 and tube expansion portion 42, pedestal 41 are arranged at intervals on the side of the separate composite material tube 30 of mounting flange 20, i.e., pedestal 41 with
There is gap, tube expansion portion 42 is from the end face outwardly convex of pedestal 41, and tube expansion portion 42 is towards mounting flange between mounting flange 20
Inner hole 200 extend, the cross-sectional area of the jag in tube expansion portion 42 is less than the cross section face of the inner hole 300 of composite material tube
Product, the cross-sectional area of the connecting pin in tube expansion portion 42 are greater than the cross-sectional area of the inner hole 300 of composite material tube.It is understood that
It is that the jag in tube expansion portion 42 refers to that one end of the separate pedestal 41 in tube expansion portion 42, the connecting pin in tube expansion portion 42 refer to tube expansion portion
42 one end to connect with pedestal 41.
When Crashworthy plate 10 receives along the external force collision that composite material tube 30 axially conducts, 10 ejection composite material of Crashworthy plate
The inner hole 200 that pipe 30 passes through mounting flange is squeezed to guide seats 40, at this point, if the external force is more than certain threshold value, at guiding bottom
Under the obstruction of seat 40, the internal diameter of composite material tube 30 be extended until occur it is broken, and then convert kinetic energy into deformation can, absorb
Energy caused by hitting, is protected to the maximum extent by the safety of fender.
Composite material energy absorption device 1 provided by the utility model uses Crashworthy plate 10, mounting flange 20, composite material
Pipe 30 and guide seats 40 cooperate, and when being hit by fender, are squeezed composite material tube 30 extremely by guide seats 40
It is broken, generated energy is hit to absorb, and guide the circumferential direction to mounting flange 20 to fly the fragment of composite material tube 30
It splashes, avoids the need for the back space for reserving composite material tube 30 on by fender, and after hitting, only need to change
Damaged composite material tube 30, it is laborsaving time saving, to efficiently solve after anti-creep energy absorber needs to reserve on the car body
Space is moved back, and the technical issues of the needing integral replacing that once deform, improves the maintenance efficiency of energy absorption device, reduce
The use cost and design difficulty of energy absorption device.
Further, referring to Fig. 3, a kind of specific implementation as composite material energy absorption device provided by the utility model
The cross-sectional area of mode, above-mentioned tube expansion portion 42 is gradually increased from the jag in tube expansion portion 42 to the connecting pin in tube expansion portion 42.Tool
Body, arc transition between the jag in tube expansion portion 42 and the connecting pin in tube expansion portion 42, in this way in composite material tube 30 and guiding
During 40 mutual extrusion of pedestal, it will not occur that bending deformation is excessive too fast, so that the broken energy-absorbing mistake of composite material tube 30
Cheng Gengjia is steady.
Further, Fig. 1 and Fig. 2 are please referred to, a kind of tool as composite material energy absorption device provided by the utility model
Body embodiment, above-mentioned mounting flange 20 include flange body 21 and guide cylinder 22, wherein flange body 21 is prevented for connecting
Protect object；Guide cylinder 22 extends outwardly from the end face of flange body 21；Meanwhile the inner hole 200 of mounting flange runs through flange body 21
With guide cylinder 22.Specifically, flange body 21 can be welded with by fender, or open up mounting hole in flange body 21, be led to
Bolt is crossed flange body 21 is fastenedly connected on by fender across the mounting hole and nut cooperation；Guide cylinder 22 has and quilt
The mounting rail of fender or the compatible development length of other mounting portions, can protrude into for one end of composite material tube 30, and
And biggish contact area is kept, so that composite material tube 30 and the connection of mounting flange 20 are stronger and reliable, and mention
The smoothness that composite material tube 30 is moved along the inner hole 200 of mounting flange is risen.
Further, referring to Fig. 2, a kind of specific implementation as composite material energy absorption device provided by the utility model
Mode, a side end face of above-mentioned Crashworthy plate 10 is convex to be equipped with installation base 11, and the installation base 11 is suitable with 30 phase of composite material tube
Match.Specifically, Crashworthy plate 10 and installation base 11 are integrally formed, and the outer diameter of installation base 11 can be equal to composite material tube
30 internal diameter, when installation, installation base 11, which protrudes into, forms positioning in the inner hole 300 of composite material tube, Crashworthy plate 10 passes through
Gluing or the mode of welding are fastenedly connected with composite material tube 30；Or the outer diameter of installation base 11 can be greater than it is compound
The internal diameter of tubes of material 30, is installed at this time, installation base 11 protrude into the inner hole 300 of composite material tube and with it is compound
The inner hole 30 of tubes of material is interference fitted, and then realizes that Crashworthy plate 10 is fastenedly connected with composite material tube 30.Certainly, according to specific feelings
Condition and demand, in the other embodiments of the utility model, installation base 11 can also otherwise with composite material tube 30
It is fastenedly connected, does not limit uniquely herein.
Further, referring to Fig. 1, a kind of specific implementation as composite material energy absorption device provided by the utility model
Mode, a side end face of the separate installation base 11 of above-mentioned Crashworthy plate 10 is convex to be equipped with multiple anti-climbing teeth 12.Specifically, Crashworthy plate
10 are integrally formed with anti-climbing tooth 12, and multiple anti-climbing teeth 12 are spacedly distributed, and the extending direction and composite material of anti-climbing tooth 12
Pipe 30 it is axially vertical, in this way when mutually being collided by fender for two, 12 phase of anti-climbing tooth of two composite material energy absorption devices 1
Mutually engagement, can be effectively prevented to ride and climbs phenomenon, and guarantee that will collide generated energy is maximumlly conducted to composite material
Pipe 30, so that preferably protection is by the safety of fender.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (5)
1. composite material energy absorption device, including Crashworthy plate and for connecting by the mounting flange of fender, which is characterized in that compound
Material energy absorption device further include:
Composite material tube, one end of the composite material tube are abutted with the Crashworthy plate, and the other end of the composite material tube is stretched
Enter and forms positioning in the inner hole of the mounting flange, and
Guide seats, for being crushed the composite material tube and guiding the fragment of the composite material tube to the mounting flange
Circumferential to splash, the guide seats include pedestal and tube expansion portion, and the pedestal is arranged at intervals at the separate institute of the mounting flange
State the side of composite material tube, the tube expansion portion prolongs from the end face outwardly convex of the pedestal and towards the inner hole of the mounting flange
It stretches, the cross-sectional area of the jag in the tube expansion portion is less than the cross-sectional area of the inner hole of the composite material tube, and described
The cross-sectional area of the connecting pin in tube expansion portion is greater than the cross-sectional area of the inner hole of the composite material tube.
2. composite material energy absorption device as described in claim 1, which is characterized in that the cross-sectional area in the tube expansion portion is from institute
The jag for stating tube expansion portion is gradually increased to the connecting pin in the tube expansion portion.
3. composite material energy absorption device as claimed in claim 1 or 2, which is characterized in that the mounting flange includes:
Flange body, it is described by fender for connecting；And
Guide cylinder extends outwardly from the end face of the flange body, the inner hole of the mounting flange through the flange body and
The guide cylinder.
4. composite material energy absorption device as claimed in claim 3, which is characterized in that a side end face of the Crashworthy plate is convex to be set
There is installation base compatible with the composite material tube.
5. composite material energy absorption device as claimed in claim 4, which is characterized in that the separate installation of the Crashworthy plate is convex
One side end face of platform is convex to be equipped with multiple anti-climbing teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821833828.5U CN209320952U (en) | 2018-11-07 | 2018-11-07 | Composite material energy absorption device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821833828.5U CN209320952U (en) | 2018-11-07 | 2018-11-07 | Composite material energy absorption device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209320952U true CN209320952U (en) | 2019-08-30 |
Family
ID=67709754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821833828.5U Active CN209320952U (en) | 2018-11-07 | 2018-11-07 | Composite material energy absorption device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209320952U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113799840A (en) * | 2021-09-07 | 2021-12-17 | 中车长春轨道客车股份有限公司 | Design method of fracture type energy absorption structure |
-
2018
- 2018-11-07 CN CN201821833828.5U patent/CN209320952U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113799840A (en) * | 2021-09-07 | 2021-12-17 | 中车长春轨道客车股份有限公司 | Design method of fracture type energy absorption structure |
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| GR01 | Patent grant |