CN104890603B - Automotive automatic repair, buffering and energy absorption device - Google Patents
Automotive automatic repair, buffering and energy absorption device Download PDFInfo
- Publication number
- CN104890603B CN104890603B CN201510345396.8A CN201510345396A CN104890603B CN 104890603 B CN104890603 B CN 104890603B CN 201510345396 A CN201510345396 A CN 201510345396A CN 104890603 B CN104890603 B CN 104890603B
- Authority
- CN
- China
- Prior art keywords
- energy
- absorption box
- electric heating
- energy absorption
- turbogrid plates
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
- B60R19/20—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact containing mainly gas or liquid, e.g. inflatable
-
- 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
- B60R19/24—Arrangements for mounting bumpers on vehicles
- B60R19/26—Arrangements for mounting bumpers on vehicles comprising yieldable mounting means
Abstract
The invention provides an automotive automatic repair, buffering and energy absorption device and belongs to the technical field of automobile parts. Two energy absorption boxes are fixedly connected between a fixing frame and a beam, wherein each energy absorption box is fixedly connected with a piezoelectric thin film; the fixing frame is fixedly connected with an overflow valve and a liquid tank; two ends of an energy absorption box flow inlet pipe are communicated with the front portions of the upper sides of the two energy absorption boxes respectively; the right portion of the energy absorption box flow inlet pipe is communicated with the back side of the overflow valve through an overflow valve flow outlet pipe; two ends of an energy absorption box flow outlet pipe are communicated with the rear portions of the lower sides of the two energy absorption boxes respectively; the energy absorption box flow outlet pipe and a liquid tank front side hole are communicated with two ends of a flow return pipe respectively; the middle of the flow return pipe is communicated with the right side of the overflow valve through an overflow pipe; the liquid tank is fixedly connected with a filter and a liquid level meter; an electric heating grid plate is arranged in the liquid tank which is filled with the non-Newtonian fluid; the overflow valve and the liquid tank are communicated with the bilateral sides of a miniature reciprocating pump respectively. According to the automotive automatic repair, buffering and energy absorption device, the automatic repair capability is achieved and the energy absorption effect is good; the temperature of the non-Newtonian fluid can be adjusted and accordingly the automotive automatic repair, buffering and energy absorption device can be suitable for the wide temperature range and various shape structures of energy absorption boxes; the energy absorption boxes can be recycled and accordingly the economic and environment-friendly effect is achieved.
Description
Technical field
The invention belongs to technical field of automobile is and in particular to a kind of buffering that can automatically repair being arranged on vehicle is inhaled
Can device.
Background technology
Energy when vehicle energy absorption box is collided come snubber by compression, reduces the wound to pedestrian and occupant for the collision
Evil, improves the crash-worthiness of automobile, thus improving safety under collision situation for the automobile.For improving its energy-absorbing effect, produce enterprise
Industry, typically from the mechanical property improving material, changes several aspects such as energy-absorption box structure and starts with.Energy-absorbing portion of the prior art
Part collision rift needs to change energy-absorption box, causes to use the inconvenience of car in a short time, can increase maintenance cost simultaneously, though or repeatable
Use, but be not suitable for the energy-absorption box of other structures shape.
Publication No. cn104228727a disclosed in Chinese patent literature, entitled " reusable liquid-filled automobile-used suction
Can box and there is its vehicle ", its liquid-filled automobile-used energy-absorption box collision rift is reusable, but is not suitable for other structures shape
Energy-absorption box.
Publication No. cn201484342u disclosed in Chinese patent literature, entitled " a kind of car bumper energy-absorbing device " its
Energy-absorption box is hollow structure, and its cavity is built with cystose, cellular or many born of the same parents shape implant.Above-mentioned energy absorption device improves
Energy-absorbing effect, but there is no automatic repair ability it is impossible to recycle.
Content of the invention
In order to overcome the shortcomings of that existing automobile energy-absorbing device can not repair after an impact automatically, the present invention provides one kind can
Automatically repair it is not necessary to change energy-absorption box, there is the automatic buffer energy absorption device of temp regulating function.
The present invention is by crossbeam 1, energy-absorption box 2, piezoelectric membrane 3, fixed mount 4, overflow pipe 5, pressure switch 6, overflow valve
7th, return duct 8, overflow valve enter flow tube 9, minitype reciprocating pump 10, liquid case outflow tube 11, liquid case 12, liquidometer 13, cleaner 14, inhale
Energy box 15, piezoelectric membrane 16, connecting plate 17, overflow valve outflow tube 18, energy-absorption box enter flow tube 19 and energy-absorption box outflow tube 20
Composition, the wherein front end of fixed mount 4 center both sides below symmetrically affixed energy-absorption box 2 and energy-absorption box 15, energy-absorption box 2 and inhaling
The rear end of energy box 15 is symmetrically fixed in crossbeam 1 precedence centre both sides；After piezoelectric membrane 3 is fixed in above energy-absorption box 2
Portion；Piezoelectric membrane 16 is fixed in rear portion above energy-absorption box 15.
Right part is affixed with the bottom surface of overflow valve 7 above for fixed mount 4；The rear board 28 of left part and liquid case 12 before fixed mount 4
Affixed.
Energy-absorption box is entered one end of flow tube 19 and connect with front portion above energy-absorption box 2, energy-absorption box enter flow tube 19 the other end and
Anterior connection above energy-absorption box 15, energy-absorption box enters the right part of flow tube 19 through after overflow valve outflow tube 18 and overflow valve 7
Connection；One end of energy-absorption box outflow tube 20 is connected with the following rear portion of energy-absorption box 2, the other end of energy-absorption box outflow tube 20 and suction
The following rear portion connection of energy box 15.
Return duct 8 one end is connected with the right part of energy-absorption box outflow tube 20, and return duct 8 other end is connected with the hole 33 of liquid case 12
Logical, connect with the right side of overflow valve 7 through overflow pipe 5 in the middle part of return duct 8.
Liquidometer 13 is fixed in the liquidometer window 32 of liquid case 12, and cleaner 14 is fixed in the hole 30 of liquid case 12.；
Minitype reciprocating pump 10, the side of minitype reciprocating pump 10 affixed with the forward, central part of fixed mount 4 through connecting plate 17 below
Enter flow tube 9 through overflow valve to connect with before overflow valve 7, the opposite side of minitype reciprocating pump 10 is through liquid case outflow tube 11 and liquid case 12
Hole 31 connect.
Filling non-Newtonian fluid in described energy-absorption box 2 and energy-absorption box 15, by nanometer silicon dioxide particle and poly- second two
Alcoholic solution mixes, and wherein the mass percent of nanometer silicon dioxide particle is 5%-20%, the quality of polyglycol solution
Percentage ratio is 80%-95%, or is mixed by native cornstarch, pre-gelatinized corn starch and distilled water, and wherein Semen Maydiss are former
Starch and pre-gelatinized corn starch are pressed 15:1-20:1 and are mixed as dispersion phase, the matter of native cornstarch and pre-gelatinized corn starch
Amount percentage ratio is 45%-60%, and distilled water is as disperse medium.
Described liquid case 12 is by left plate 21, electric heating Turbogrid plates 22, electric heating Turbogrid plates 23, electric heating Turbogrid plates 24, bottom
Plate 25, front panel 26, right plate 27, rear board 28 and top board 29 form, wherein left plate 21, base plate 25, front panel 26, right side
Plate 27, rear board 28 and the affixed rectangularity casing of top board 29, electric heating Turbogrid plates 22, electric heating Turbogrid plates 23 and electric heating grid
The length direction equispaced that rectangular box pressed by plate 24 is affixed.Hole 30 set by top board 29 rear portion is located at electric heating Turbogrid plates
Position between 23 and electric heating Turbogrid plates 24；Hole 31 set by the left front portion of top board 29 is located at left plate 21 and electric heating grid
Position between plate 22；Set liquidometer window 32 on front panel 26 is located between electric heating Turbogrid plates 24 and right plate 27
Lower position.
Described electric heating Turbogrid plates 22, electric heating Turbogrid plates 23 are identical with electric heating Turbogrid plates 24 structure, electric heating grid
16-20 hole 34 is respectively provided with panel 22, electric heating Turbogrid plates 23 and electric heating Turbogrid plates 24, wherein tandem is 4, horizontal
Arrange as 4-5, tandem spacing a is 30-40mm, horizontally-arranged spacing b is 30-40mm.
Piezoelectric membrane 3 and piezoelectric membrane 16 are respectively used to detect the dynamic strain of energy-absorption box 2 and energy-absorption box 15；Liquid
Electric heating Turbogrid plates 22 in case 12, electric heating Turbogrid plates 23 and electric heating Turbogrid plates 24 collective effect, it is possible to decrease in motor process
Liquid flowing, simultaneously liquid is carried out heating dilution；Liquidometer 13 is used for the level gauging of non-Newtonian fluid；Cleaner 14 is used
In filtering the objectionable impurities in liquid case 12, energy-absorption box is supplied with clean filling liquid, plays lubrication, cooling, cleaning action, thus
The life-span of extension fixture.
Invention is according to as follows: is had by the non-Newtonian fluid that nanometer silicon dioxide particle and polyglycol solution mix
Shear thickening behavior, the cushion energy absorbing property of shear thickening liquid has been applied in a lot of preventers, and this liquid can be subject to
To external forces when by the change of internal particle structure play buffering and energy-absorbing effect.Therefore.Using shear thickening
Damping characteristics when by shearing impact for the liquid and automatic recovery capability, non-Newtonian fluid is applied in automobile low speed energy-absorption box
In, to improve the damping characteristics of vehicle energy absorption box.
Compared with prior art, the beneficial effects of the present invention is:
1. adopt the nanometer silicon dioxide particle of shear thickening stable performance and Polyethylene Glycol dispersion as filling liquid,
Improve the energy-absorbing buffering effect of energy-absorption box；
2. in collision rift fluid cylinder, filling liquid, in the presence of minitype reciprocating pump, is supplemented in energy-absorption box, has energy-absorbing buffering
Effect, realizes automatically repairing it is not necessary to change energy-absorption box, and reusable edible is economic and environment-friendly；
3. adjust the temperature of non-Newtonian fluid by electric heating Turbogrid plates, so that filling liquid is maintained near preference temperature, keep
Good shear thickening performance is so as to be applied to bigger temperature range；
4. versatility good it is adaptable to the energy-absorption box of variously-shaped structure.
Brief description
Fig. 1 repairs the structure top view of crash energy absorption equipment automatically for automobile
Fig. 2 repairs the upward view of crash energy absorption equipment automatically for automobile
Fig. 3 is liquid case structural representation
Fig. 4 is liquid case front panel schematic diagram
Fig. 5 is electric heating Turbogrid plates schematic diagram
Wherein: 1. crossbeam 2. energy-absorption box 3. piezoelectric membrane 4. fixed mount, 5. overflow pipe 6. pressure switch 7. overflows
Stream valve 8. return duct 9. overflow valve enters flow tube 10. minitype reciprocating pump, 11. liquid case outflow tube, 12. liquid case 13. liquidometer
14. cleaner, 15. energy-absorption box, 16. piezoelectric membrane, 17. connecting plate, 18. overflow valve outflow tube 19. energy-absorption box enters flow tube
20. energy-absorption box outflow tube, 21. left plate, 22. electric heating Turbogrid plates, 23. electric heating Turbogrid plates 24. electric heating Turbogrid plates 25.
Base plate 26. front panel, 27. right plate, 28. rear board, 29. top board, 30. hole 31. hole 32. liquidometer window 33. hole
34. holes
Specific embodiment
Below in conjunction with Figure of description, the present invention will be described in further detail.
From Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, fixed mount 4 center both sides below symmetrically affixed energy-absorbing in the present invention
Box 2 and the front end of energy-absorption box 15, the rear end of energy-absorption box 2 and energy-absorption box 15 is symmetrically fixed in crossbeam 1 precedence centre two
Side, piezoelectric membrane 3 is fixed in rear portion above energy-absorption box 2；Piezoelectric membrane 16 is fixed in rear portion above energy-absorption box 15；
Right part is affixed with the bottom surface of overflow valve 7 above for fixed mount 4；Above left part is affixed with the rear board 28 of liquid case 12 for fixed mount 4.
Energy-absorption box is entered one end of flow tube 19 and connect with front portion above energy-absorption box 2, energy-absorption box enter flow tube 19 the other end and
Anterior connection above energy-absorption box 15, energy-absorption box enters the right part of flow tube 19 through after overflow valve outflow tube 18 and overflow valve 7
Connection；One end of energy-absorption box outflow tube 20 is connected with the following rear portion of energy-absorption box 2, the other end of energy-absorption box outflow tube 20 and suction
The following rear portion connection of energy box 15.
Return duct 8 one end is connected with the right part of energy-absorption box outflow tube 20, and return duct 8 other end is connected with the hole 33 of liquid case 12
Logical, connect with the right side of overflow valve 7 through overflow pipe 5 in the middle part of return duct 8；Liquidometer 13 is fixed in the liquidometer window 32 of liquid case 12；
Cleaner 14 is fixed in the hole 30 of liquid case 12.
Minitype reciprocating pump 10 is affixed with the forward, central part of fixed mount 4 through connecting plate 17 below；The side of minitype reciprocating pump 10
Enter flow tube 9 through overflow valve to connect with before overflow valve 7；The opposite side of minitype reciprocating pump 10 is through liquid case outflow tube 11 and liquid case 12
Hole 31 connect.
Filling non-Newtonian fluid in described energy-absorption box 2 and energy-absorption box 15, by nanometer silicon dioxide particle and poly- second two
Alcoholic solution mixes, and wherein the mass percent of nanometer silicon dioxide particle is 5%-20%, the quality of polyglycol solution
Percentage ratio is 80%-95%, or is mixed by native cornstarch, pre-gelatinized corn starch and distilled water, and wherein Semen Maydiss are former
Starch and pre-gelatinized corn starch are pressed 15:1-20:1 and are mixed as dispersion phase, the matter of native cornstarch and pre-gelatinized corn starch
Amount percentage ratio is 45%-60%, and distilled water is as disperse medium.
Described liquid case 12 is by left plate 21, electric heating Turbogrid plates 22, electric heating Turbogrid plates 23, electric heating Turbogrid plates 24, bottom
Plate 25, front panel 26, right plate 27, rear board 28 and top board 29 form, wherein left plate 21, base plate 25, front panel 26, right side
Plate 27, rear board 28 and the affixed rectangularity casing of top board 29, electric heating Turbogrid plates 22, electric heating Turbogrid plates 23 and electric heating grid
The length direction equispaced that rectangular box pressed by plate 24 is affixed；Hole 30 set by top board 29 rear portion is located at electric heating Turbogrid plates
Position between 23 and electric heating Turbogrid plates 24；Hole 31 set by the left front portion of top board 29 is located at left plate 21 and electric heating grid
Position between plate 22；Set liquidometer window 32 on front panel 26 is located between electric heating Turbogrid plates 24 and right plate 27
Lower position.
Described electric heating Turbogrid plates 22, electric heating Turbogrid plates 23 are identical with electric heating Turbogrid plates 24 structure, electric heating grid
It is respectively provided with 16-20 hole 34, its mesopore (34) diameter d on panel 22, electric heating Turbogrid plates 23 and electric heating Turbogrid plates 24
For 16-20mm, tandem is 4, horizontally-arranged individual for 4-5, and tandem spacing a is 30-40mm, and horizontally-arranged spacing b is 30-40mm.
The work process of the present invention and principle are as follows:
After crossbeam 1 is collided, energy-absorption box 2 and energy-absorption box 15 can be caused to deform, energy-absorption box 2 and energy-absorption box 15
In filling liquid liquid case 12 will be flowed back to by energy-absorption box outflow tube 20 and return duct 8, piezoelectric membrane 3 He will be caused immediately simultaneously
Piezoelectric membrane 16 deforms and produces the signal of telecommunication, and the signal of telecommunication passes to minitype reciprocating pump 10 and so that it is started, minitype reciprocating pump 10
Operating, and aspirate filling liquid from liquid case 12, the liquid of extraction flows to two energy-absorption boxes through overflow valve 7, relies on fluid pressure
Energy-absorption box 2 and energy-absorption box 15 is promoted to recover deformation, the main grid beam structure of protection vehicle body is without damage.When energy-absorption box 2 He
After energy-absorption box 15 recovers deformation completely, pressure switch 6 produces the signal of telecommunication and feeds back to minitype reciprocating pump 10, and makes miniature reciprocal
Pump 10 stops suction feed flow operation.Energy-absorption box recovers unnecessary liquid in deformation process, is flowed back to by the overflow pipe 5 of overflow valve 7
Liquid case 12.Electric heating Turbogrid plates 22 in liquid case 12, electric heating Turbogrid plates 23 and electric heating Turbogrid plates 24 can reduce in motor process
Liquid flowing, simultaneously liquid is carried out heating dilution；Liquidometer 13 is used for the level gauging of filling liquid；Cleaner 14 is used for filtering
Except the objectionable impurities in liquid case 12, with clean filling liquid supply energy-absorption box 2 and energy-absorption box 15, play lubrication, cooling, clearly
Wash effect, thus the life-span of extension fixture.Collision rift filling liquid can recycle, and energy-absorption box 2 and energy-absorption box 15 are realized certainly
Row is repaired, and device can be reused.
Claims (4)
1. automobile repairs crash energy absorption equipment automatically it is characterised in that by crossbeam (1), energy-absorption box (2), piezoelectric membrane (3), consolidating
Determine frame (4), overflow pipe (5), pressure switch (6), overflow valve (7), return duct (8), overflow valve enter flow tube (9), miniature reciprocal
Pump (10), liquid case outflow tube (11), liquid case (12), liquidometer (13), cleaner (14), energy-absorption box (15), piezoelectric membrane
(16), connecting plate (17), overflow valve outflow tube (18), energy-absorption box enter flow tube (19) and energy-absorption box outflow tube (20) composition, wherein
The front end of fixed mount (4) center both sides below symmetrically affixed energy-absorption box (2) and energy-absorption box (15), energy-absorption box (2) and inhaling
The rear end of energy box (15) is symmetrically fixed in crossbeam (1) precedence centre both sides；Piezoelectric membrane (3) is fixed in energy-absorption box (2)
Above rear portion；Piezoelectric membrane (16) is fixed in rear portion above energy-absorption box (15)；Fixed mount (4) right part and overflow above
The bottom surface of valve (7) is affixed；Above left part is affixed with the rear board (28) of liquid case (12) for fixed mount (4)；Energy-absorption box enters flow tube (19)
One end connect with front portion above energy-absorption box (2), energy-absorption box enters above the other end of flow tube (19) and energy-absorption box (15)
Anterior connection, the right part that energy-absorption box enters flow tube (19) connects with after overflow valve (7) through overflow valve outflow tube (18)；Energy-absorption box
One end of outflow tube (20) is connected with the following rear portion of energy-absorption box (2), the other end of energy-absorption box outflow tube (20) and energy-absorption box
(15) following rear portion connection；Return duct (8) one end is connected with the right part of energy-absorption box outflow tube (20), return duct (8) other end
Connect with the hole (33) of liquid case (12), connect with the right side of overflow valve (7) through overflow pipe (5) in the middle part of return duct (8)；Liquidometer
(13) it is fixed in the liquidometer window (32) of liquid case (12)；Cleaner (14) is fixed in the hole (30) of liquid case (12)；Minitype reciprocating pump
(10) affixed with the forward, central part of fixed mount (4) through connecting plate (17) below；The side of minitype reciprocating pump (10) is entered through overflow valve
Flow tube (9) connects with before overflow valve (7)；The opposite side of minitype reciprocating pump (10) is through liquid case outflow tube (11) and liquid case (12)
Hole (31) connection.
2. the automobile as described in claim 1 automatically repair crash energy absorption equipment it is characterised in that described energy-absorption box (2) and
Filling non-Newtonian fluid in energy-absorption box (15), non-Newtonian fluid is by nanometer silicon dioxide particle and polyglycol solution mixing
Become, wherein the mass percent of nanometer silicon dioxide particle is 5%-20%, the mass percent of polyglycol solution is 80%-
95%, or mixed by native cornstarch, pre-gelatinized corn starch and distilled water, wherein native cornstarch and pre-gelatinized are beautiful
Rice starch is pressed 15:1-20:1 and is mixed as dispersion phase, and the mass percent of native cornstarch and pre-gelatinized corn starch is 45%-
60%, distilled water is as disperse medium.
3. the automobile as described in claim 1 repairs crash energy absorption equipment automatically it is characterised in that described liquid case (12) is by a left side
Side plate (21), electric heating Turbogrid plates (22), electric heating Turbogrid plates (23), electric heating Turbogrid plates (24), base plate (25), front panel
(26), right plate (27), rear board (28) and top board (29) composition, wherein left plate (21), base plate (25), front panel (26),
Right plate (27), rear board (28) and the affixed rectangularity casing of top board (29), electric heating Turbogrid plates (22), electric heating Turbogrid plates
(23) and electric heating Turbogrid plates (24) press rectangular box length direction equispaced affixed；Hole set by top board (29) rear portion
(30) it is located at the position between electric heating Turbogrid plates (23) and electric heating Turbogrid plates (24)；Hole set by the left front portion of top board (29)
(31) it is located at the position between left plate (21) and electric heating Turbogrid plates (22)；The upper set liquidometer window of front panel (26)
(32) it is located at the lower position between electric heating Turbogrid plates (24) and right plate (27).
4. the automobile as described in claim 3 repairs crash energy absorption equipment automatically it is characterised in that described electric heating Turbogrid plates
(22), electric heating Turbogrid plates (23) are identical with electric heating Turbogrid plates (24) structure, electric heating Turbogrid plates (22), electric heating grid
16-20 hole (34) is respectively provided with plate (23) and electric heating Turbogrid plates (24), its mesopore (34) diameter d is 16-20mm,
Tandem is 4, and horizontally-arranged for 4-5, tandem spacing a is 30-40mm, and horizontally-arranged spacing b is 30-40mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510345396.8A CN104890603B (en) | 2015-06-21 | 2015-06-21 | Automotive automatic repair, buffering and energy absorption device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510345396.8A CN104890603B (en) | 2015-06-21 | 2015-06-21 | Automotive automatic repair, buffering and energy absorption device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104890603A CN104890603A (en) | 2015-09-09 |
| CN104890603B true CN104890603B (en) | 2017-01-18 |
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|---|---|---|---|
| CN201510345396.8A Expired - Fee Related CN104890603B (en) | 2015-06-21 | 2015-06-21 | Automotive automatic repair, buffering and energy absorption device |
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| CN (1) | CN104890603B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106556076A (en) * | 2015-09-30 | 2017-04-05 | 美的集团武汉制冷设备有限公司 | The shockproof part of compressor circuit, compressor assembly and air-conditioner |
| CN105887710A (en) * | 2016-04-15 | 2016-08-24 | 浙江大学 | Power-generation deceleration strip |
| CN108003392A (en) * | 2017-11-16 | 2018-05-08 | 高伟 | A kind of protective materials based on non-newtonian fluid, device and application |
| CN108053924A (en) * | 2017-12-18 | 2018-05-18 | 袁书娟 | A kind of shock resistance seabed photoelectric composite cable |
| CN107993749A (en) * | 2017-12-18 | 2018-05-04 | 袁书娟 | A kind of counter-bending anti-torsion photoelectric compound cable |
| CN110341635B (en) * | 2019-07-27 | 2022-10-25 | 长春光华学院 | Anticollision structure of AGV dolly |
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|---|---|---|---|---|
| WO2003068565A1 (en) * | 2002-02-12 | 2003-08-21 | Reinhold Habernig | Impact device |
| CN1579840A (en) * | 2004-05-18 | 2005-02-16 | 黄飞灵 | Automobile collision buffer protector |
| CN104554100A (en) * | 2015-01-30 | 2015-04-29 | 湖州职业技术学院 | Automobile hydraulic energy absorption safety device |
| CN204726361U (en) * | 2015-06-21 | 2015-10-28 | 吉林大学 | Automobile repairs crash energy absorption equipment automatically |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7350851B2 (en) * | 2005-03-08 | 2008-04-01 | Gm Global Technology Operations, Inc. | Reversibly expandable energy absorbing assembly and methods for operating the same |
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2015
- 2015-06-21 CN CN201510345396.8A patent/CN104890603B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003068565A1 (en) * | 2002-02-12 | 2003-08-21 | Reinhold Habernig | Impact device |
| CN1579840A (en) * | 2004-05-18 | 2005-02-16 | 黄飞灵 | Automobile collision buffer protector |
| CN104554100A (en) * | 2015-01-30 | 2015-04-29 | 湖州职业技术学院 | Automobile hydraulic energy absorption safety device |
| CN204726361U (en) * | 2015-06-21 | 2015-10-28 | 吉林大学 | Automobile repairs crash energy absorption equipment automatically |
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| CN104890603A (en) | 2015-09-09 |
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Granted publication date: 20170118 Termination date: 20170621 |