CN104442656B - A kind of reverse collision prevention damping device - Google Patents
A kind of reverse collision prevention damping device Download PDFInfo
- Publication number
- CN104442656B CN104442656B CN201410614420.9A CN201410614420A CN104442656B CN 104442656 B CN104442656 B CN 104442656B CN 201410614420 A CN201410614420 A CN 201410614420A CN 104442656 B CN104442656 B CN 104442656B
- Authority
- CN
- China
- Prior art keywords
- crossbeam
- hydraulic cylinder
- longerons
- damping device
- collision prevention
- 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
- B60R19/56—Fittings damping bouncing force in truck collisions, e.g. bumpers; Arrangements on high-riding vehicles, e.g. lorries, for preventing vehicles or objects from running thereunder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
- B62D21/152—Front or rear frames
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Vibration Prevention Devices (AREA)
- Vibration Dampers (AREA)
Abstract
A kind of reverse collision prevention damping device, relate to the rear portion anticollision device, collision-prevention device of a kind of medium-sized carrier vehicle, two longerons (5) from front to back between be provided with many crossbeams and form the crossbeam of medium-sized carrier vehicle, connecting plate (21) is fixing with two longeron (5) rear portions to be connected, at least two hydraulic cylinder (23) is fixed on the bottom of connecting plate (21) by hydraulic cylinder fixed plate (16), and the piston (24) of described at least two hydraulic cylinder (23) and the crashproof vibration damper plate (15) at rear portion are fixedly connected to form reverse collision prevention damping device；The present invention arranges crashproof vibration damper plate by the crossbeam rear end lower at medium-sized carrier vehicle, double from protection by hydraulic cylinder and spring, both can partly dissolve the Vehicular impact injury to crossbeam, and also can reduce car and pierce chauffeur, the generation of passenger's death that lorry underbody causes.
Description
[technical field]
The present invention relates to the rear portion anticollision device, collision-prevention device of a kind of medium-sized carrier vehicle, specifically the present invention relates to one
When planting damping when carrier vehicle reversing is clashed into or knocked into the back, self is crashproof and the vehicle that knocks into the back reduces injures and deaths
Damping device.
[background technology]
Known, along with the quickening of expressway construction, greatly facilitate the trip of people and goods
Transport, medium-sized carrier vehicle is usage amount a kind of main force vehicle greatly, due to medium-sized carrier vehicle from
The running gear of body, power section bearing part realize linking by crossbeam entirely, and namely crossbeam is medium-sized fortune
The assembling matrix of load vehicle, and bear the effect of various load, crossbeam the most likely occurs
Bending or torsional deflection, the deformation of crossbeam can cause the assembling between each assembly, link position to become
Changing so that each system malfunctions, namely vehicle is being advanced, is being stopped or once by from rear portion
Impact will cause crossbeam to deform, especially the most active during crossbeam torsional deflection；Further, at present
Medium-sized carrier vehicle rear portion uses and the bumper frame of crossbeam integral type fixed structure, reversing time or be subject to
During to the impact of the vehicle that knocks into the back, the not only easy torsional deflection of crossbeam, and the car knocked into the back pierce after by
Relatively low in vehicle body, the personnel on car are injured bigger, by analyzing current accident, car
Piercing lorry is chauffeur, passenger's main causes of death.
[summary of the invention]
In order to overcome the deficiency in background technology, the invention discloses a kind of reverse collision prevention damping device, logical
Cross the crossbeam rear end lower at medium-sized carrier vehicle and crashproof vibration damper plate is set, double from anti-by hydraulic cylinder and spring
Protect, both can partly dissolve the Vehicular impact injury to crossbeam, also can reduce car and pierce lorry underbody
The generation that the chauffeur that causes, passenger are dead.
In order to realize the goal of the invention of the present invention, invention adopts the following technical scheme that
A kind of reverse collision prevention damping device, solid including the crossbeam of medium-sized carrier vehicle, connecting plate, hydraulic cylinder
Determine plate, hydraulic cylinder and crashproof vibration damper plate, two longerons from front to back between be provided with many crossbeam shapes
Become the crossbeam of medium-sized carrier vehicle, connecting plate and two fixing connections in longeron rear portion, at least two hydraulic cylinder
The bottom of connecting plate, the piston of described at least two hydraulic cylinder and rear portion it is fixed on by hydraulic cylinder fixed plate
Crashproof vibration damper plate be fixedly connected to form reverse collision prevention damping device.
Described reverse collision prevention damping device, is cased with spring on the piston of hydraulic cylinder.
Described reverse collision prevention damping device, is respectively equipped with riser on the top, two ends of connecting plate, two risers
Respectively by least rear portion being bolted to two longerons.
Described reverse collision prevention damping device, described hydraulic cylinder fixed plate is interval with U-lag, described
Hydraulic cylinder is welded in U-lag, many bolts hydraulic cylinder fixed plate be fixedly connected under connecting plate
On face, portion.
Described reverse collision prevention damping device, described crashproof vibration damper plate is figure of three structure, namely
It is respectively equipped with upper projection and lower convexity, anti-by the upper and lower of one end of crashproof vibration damper plate to the other end
Hit and be interval with, on portion's depression forward face of vibration damper plate, the female thread connecting tube connecting hydraulic cylinder piston.
Described reverse collision prevention damping device, is respectively arranged at two ends with end bending at crashproof vibration damper plate.
Described reverse collision prevention damping device, the crossbeam of described medium-sized carrier vehicle include longeron, crossbeam and
Front bumper, is respectively equipped with front beam, rear cross beam before and after two longerons between two ends, described two
Being provided with at least two middle parts front beam, middle part rear cross beams between the middle part of longeron, the end of two longerons is provided with
Front bumper.
Described reverse collision prevention damping device, the upper front end at two longerons is respectively equipped with hook, starts
Machine front suspended crossbeam, electromotor rear suspension rack and crossbeam are arranged between the front portion of two longerons；At two
The front lower portion of longeron and rear lower are respectively equipped with front plate spring, rear leaf spring, wherein after two before and after leaf spring at end
Rear cross beam junction, middle part and rear spring after-poppet crossbeam junction between two longerons.
Described reverse collision prevention damping device, is provided with angle brace on the interior angle with rear cross beam of two longeron rear ends
Transverse beam assembly, is provided with towing hook on the rear of rear cross beam.
Described reverse collision prevention damping device, is provided with accumulator in a wherein anterior side of two longerons
Bracket.
By above disclosure, the invention has the beneficial effects as follows:
Reverse collision prevention damping device of the present invention, utilizes connecting plate and hydraulic cylinder fixed plate that hydraulic cylinder is solid
It is scheduled on the crossbeam rear end lower of medium-sized carrier vehicle, the piston of hydraulic cylinder supports crashproof vibration damper plate, sending out
During raw car rear-end collision, crashproof vibration damper plate is double from protection hydraulic cylinder and spring, both can portion
Differentiation solves the Vehicular impact injury to crossbeam, also can reduce car and pierce the dolly department that lorry underbody causes
Machine, the generation of passenger's death；The present invention is when vehicle backing, and once rear portion has the stone pier or other obstacle
During thing, crossbeam can be effectively protected by the present invention, the rigid injury of minimizing making crossbeam the fewest；
Present invention achieves simple structure and overcome the purpose of injury rigid to crossbeam, effectively extend making of crossbeam
Use the life-span.
[accompanying drawing explanation]
Fig. 1 is the overall structure schematic diagram of the present invention；
Fig. 2 is the reverse collision prevention shock mitigation system assembling structural representation of the present invention；
Fig. 3 is the reverse collision prevention shock mitigation system perspective view of the present invention；
In the drawings: 1, front bumper；2, hook；3, engine front suspension transverse member；4, after electromotor
Outstanding support and crossbeam；5, longeron；6, middle part front beam；7, middle part rear cross beam；8, rear spring
After-poppet crossbeam；9, angle brace transverse beam assembly；10, rear cross beam；11, towing hook；12, spring；13、
Riser；14, female thread connecting tube；15, crashproof vibration damper plate；16, hydraulic cylinder fixed plate；17, back plate
Spring；18, battery carrier；19, front plate spring；20, front beam；21, connecting plate；22, U-lag；
23, hydraulic cylinder；24, piston；25, bolt；26, end bending；27, upper projection；28, middle part
Depression；29, lower convexity.
[detailed description of the invention]
Below in conjunction with embodiment, the present invention is further detailed；The following examples be not for
The restriction of the present invention, is only used as supporting to realize the mode of the present invention, at technological frame disclosed in this invention
Interior any equivalent structure is replaced, and is protection scope of the present invention；
In conjunction with the reverse collision prevention damping device described in accompanying drawing 1,2 or 3, including medium-sized carrier vehicle
Crossbeam, connecting plate 21, hydraulic cylinder fixed plate 16, hydraulic cylinder 23 and crashproof vibration damper plate 15；Described medium-sized
The crossbeam of carrier vehicle includes longeron 5, crossbeam and front bumper 1, at wherein one of two longerons 5
Anterior side is provided with battery carrier 18, is respectively equipped with front beam before and after two longerons 5 between two ends
20, rear cross beam 10, be provided with between the middle part of described two longerons 5 at least two middle part front beams 6, in
Portion's rear cross beam 7, the end of two longerons 5 is provided with front bumper 1, and the upper front end at two longerons 5 is divided
Not being provided with hook 2, engine front suspension transverse member 3, electromotor rear suspension rack and crossbeam 4 are arranged on two
Between the front portion of longeron 5；The front lower portion of two longerons 5 and rear lower be respectively equipped with front plate spring 19, after
Leaf spring 17, wherein before and after leaf spring 17, end is between two longerons 5 middle part rear cross beam 7 and connects after two
Place and rear spring after-poppet crossbeam 8 junction；In two longeron 5 rear ends with rear cross beam 10
Angle is provided with angle brace transverse beam assembly 9, is provided with towing hook 11 on the rear of rear cross beam 10.
Further, two longerons 5 from front to back between be provided with many crossbeams and form medium-sized carrying cart
Crossbeam, be respectively equipped with riser 13 on the top, two ends of connecting plate 21, two risers 13 are respectively by extremely
A few bolt is fixedly connected on the rear portion of two longerons 5, and hydraulic cylinder fixed plate 16 is interval with U
Shape groove 22, described hydraulic cylinder 23 is welded in U-lag 22, many bolts 25 fixed by hydraulic cylinder
Plate 16 is fixedly connected in the bottom surfaces of connecting plate 21, and at least two hydraulic cylinder 23 is by described hydraulic pressure
Cylinder fixed plate 16 is fixed on the bottom of connecting plate 21, the piston of described at least two hydraulic cylinder 23 24 with
The crashproof vibration damper plate 15 at rear portion is fixing to be connected, and described crashproof vibration damper plate 15 is figure of three structure, also
Be exactly the one end by crashproof vibration damper plate 15 to the upper and lower of the other end be respectively equipped with upper protruding 27 and under
Protruding 29, it is respectively arranged at two ends with end bending 26, at crashproof vibration damper plate 15 at crashproof vibration damper plate 15
Portion cave in and be interval with the female thread connecting tube 14 connecting hydraulic cylinder 23 piston 24 on 28 forward face,
The piston 24 of hydraulic cylinder 23 is cased with spring 12 and forms reverse collision prevention damping device.
Implement reverse collision prevention damping device of the present invention, during use, for original installed rigid under
Fender bracket, if fender bracket installs deeper can directly punching at crossbeam rear portion installs the present invention, if protection
Frame is installed shallower original fender bracket that unloads and is installed the present invention；First, by the two-piston of hydraulic cylinder 23
Put spring 12 on 24, by two-piston respectively with two female thread connecting tubes of crashproof vibration damper plate 15 forward face
14 connect, and the most crashproof vibration damper plate 15 can be arranged at number plate of vehicle suspension, then hydraulic cylinder fixed plate
16 in a pre-installation in advance with hydraulic cylinder 23 by being welded and fixed formation one, use bolt 25 is by hydraulic cylinder
Fixed plate 16 is arranged on connecting plate 21 bottom, punches in the close rear end of crossbeam two longeron 5, then profit
It is connected with two risers 13 of connecting plate 21 of the present invention；The present invention installs rear vehicle and once occurs
During car rear-end collision, double from protection at hydraulic cylinder 23 and spring 12 of crashproof vibration damper plate 15,
Will partly dissolve the Vehicular impact injury to crossbeam, owing to the present invention installs relatively low, also can reduce little vapour
Wagon drill enters the risk of lorry underbody, reduces the dolly rigid impact to crossbeam by buffering further, so
The present invention obtains the safety of chauffeur, passenger, especially overcomes Japanese vehicle carriage fragility to bring not
Safety factors.
Part not in the detailed description of the invention is prior art.
Claims (6)
1. a reverse collision prevention damping device, including the crossbeam of medium-sized carrier vehicle, connecting plate (21),
Hydraulic cylinder fixed plate (16), hydraulic cylinder (23) and crashproof vibration damper plate (15), is characterized in that: two
Root longeron (5) from front to back between be provided with many crossbeams and form the crossbeam of medium-sized carrier vehicle, even
Fishplate bar (21) is fixing with two longeron (5) rear portions to be connected, and at least two hydraulic cylinder (23) passes through liquid
Cylinder pressure fixed plate (16) is fixed on the bottom of connecting plate (21), described at least two hydraulic cylinder (23)
The crashproof vibration damper plate (15) at piston (24) and rear portion be fixedly connected to form reverse collision prevention damping device；
Further, the crossbeam of described medium-sized carrier vehicle includes longeron (5), crossbeam and front bumper (1),
Front beam (20), rear cross beam (10), institute it is respectively equipped with between two ends before and after two longerons (5)
State and between the middle part of two longerons (5), be provided with at least two middle parts front beam (6), middle part rear cross beams (7),
The front end of two longerons (5) is provided with front bumper (1)；
Further, the upper front end two longerons (5) is respectively equipped with hook (2), engine front overhang
Put crossbeam (3), electromotor rear suspension rack and crossbeam (4) be arranged on two longerons (5) front portion it
Between；Front lower portion and rear lower two longerons (5) are respectively equipped with front plate spring (19), rear leaf spring (17),
Wherein before and after leaf spring (17), end is between two longerons (5) middle part rear cross beam (7) even after two
Connect place and rear spring after-poppet crossbeam (8) junction；
Further, two longeron (5) rear ends interior angle with rear cross beam (10) is provided with angle brace crossbeam
Assembly (9), is provided with towing hook (11) on the rear of rear cross beam (10)；
Further, the wherein anterior side two longerons (5) is provided with battery carrier (18).
Reverse collision prevention damping device the most according to claim 1, is characterized in that: in hydraulic cylinder (23)
Piston (24) on be cased with spring (12).
Reverse collision prevention damping device the most according to claim 1, is characterized in that: at connecting plate
(21) top, two ends is respectively equipped with riser (13), and two risers (13) are respectively by least one
It is bolted to the rear portion of two longerons (5).
Reverse collision prevention damping device the most according to claim 1, is characterized in that: described hydraulic pressure
Being interval with U-lag (22) in cylinder fixed plate (16), described hydraulic cylinder (23) is welded on U-shaped
In groove (22), many bolts (25) hydraulic cylinder fixed plate (16) is fixedly connected on connecting plate
(21) in bottom surfaces.
Reverse collision prevention damping device the most according to claim 1, is characterized in that: described crashproof
Vibration damper plate (15) is figure of three structure, namely by one end of crashproof vibration damper plate (15) to separately
The upper and lower of one end is respectively equipped with projection (27) and lower convexity (29), at crashproof vibration damper plate
(15) connection hydraulic cylinder (23) piston (24) it is interval with on medial recess (28) forward face
Female thread connecting tube (14).
The most according to claim 1 or 5, reverse collision prevention damping device, is characterized in that: anti-
That hits vibration damper plate (15) is respectively arranged at two ends with end bending (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410614420.9A CN104442656B (en) | 2014-10-23 | 2014-10-23 | A kind of reverse collision prevention damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410614420.9A CN104442656B (en) | 2014-10-23 | 2014-10-23 | A kind of reverse collision prevention damping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104442656A CN104442656A (en) | 2015-03-25 |
| CN104442656B true CN104442656B (en) | 2016-12-07 |
Family
ID=52889651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410614420.9A Expired - Fee Related CN104442656B (en) | 2014-10-23 | 2014-10-23 | A kind of reverse collision prevention damping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104442656B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108382339A (en) * | 2018-04-28 | 2018-08-10 | 攀枝花学院 | Automobile-used circular buffering hydraulic pressure girder steel |
| CN114852175A (en) * | 2022-05-31 | 2022-08-05 | 东风商用车有限公司 | Lightweight frame assembly structure |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4582351A (en) * | 1983-11-25 | 1986-04-15 | Edwards Sherman J | Atlas bumper lift |
| DE10136300C1 (en) * | 2001-07-25 | 2003-07-03 | Zf Boge Gmbh | impact absorbers |
| JP5831246B2 (en) * | 2012-01-20 | 2015-12-09 | トヨタ自動車株式会社 | Body front structure |
| CN202481022U (en) * | 2012-01-29 | 2012-10-10 | 张华祥 | Vehicle bumper |
| CN202847622U (en) * | 2012-07-23 | 2013-04-03 | 朱明辉 | Car anti-collision device |
| CN203611908U (en) * | 2013-12-26 | 2014-05-28 | 吉林大学 | Adjustable rear bumper device for freight wagon |
| CN204210415U (en) * | 2014-10-23 | 2015-03-18 | 刘雨轩 | A kind of reverse collision prevention shock absorption device |
-
2014
- 2014-10-23 CN CN201410614420.9A patent/CN104442656B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104442656A (en) | 2015-03-25 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160918 Address after: 450000 No. 165 middle navigation road, 27 District, Henan, Zhengzhou Applicant after: HENAN VOCATIONAL AND TECHNICAL COLLEGE OF COMMUNICATIONS Address before: 450005 No. 165 middle navigation road, Henan, Zhengzhou, Henan Vocational and Technical College of Communications Applicant before: Qi Wei |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: HENAN VOCATIONAL AND TECHNICAL COLLEGE OF COMMUNICATIONS Document name: Notification to Pay the Fees |
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| DD01 | Delivery of document by public notice | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20171023 |
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| CF01 | Termination of patent right due to non-payment of annual fee |