CN104859571B - Truck rear-end collision protection device - Google Patents
Truck rear-end collision protection device Download PDFInfo
- Publication number
- CN104859571B CN104859571B CN201510298808.7A CN201510298808A CN104859571B CN 104859571 B CN104859571 B CN 104859571B CN 201510298808 A CN201510298808 A CN 201510298808A CN 104859571 B CN104859571 B CN 104859571B
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- CN
- China
- Prior art keywords
- spare tyre
- truck
- suspension rod
- described spare
- protection device
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- 239000000725 suspension Substances 0.000 claims description 46
- 238000005452 bending Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- B62D43/00—Spare wheel stowing, holding, or mounting arrangements
- B62D43/02—Spare wheel stowing, holding, or mounting arrangements external to the vehicle body
- B62D43/04—Spare wheel stowing, holding, or mounting arrangements external to the vehicle body attached beneath the vehicle body
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a truck rear-end collision protection device, which comprises a fixed support, a rear-end collision protection device and a rear-end collision protection device, wherein the fixed support is fixedly arranged on a truck girder at the bottom of a truck; the top of the spare tire hanging mechanism is arranged on the fixed bracket; the axle center part of the spare tire is hung at the bottom of the spare tire hanging mechanism, and the upper end surface of the spare tire is hinged on a truck girder; and one end of the push rod is connected with a rear bumper of the truck, and the other end of the push rod is connected with a spare tire hanging mechanism and used for driving the spare tire to rotate clockwise around a hinged point of the spare tire and a girder of the truck. When the rear-end collision happens, the rear bumper of the truck is bent to drive the push rod to move forwards, the push rod drives the spare tire hanging mechanism to enable the spare tire to rotate clockwise around a hinged point of the spare tire and a girder of the truck, and when the car continues to move forwards, the spare tire props against the middle lower part of the car head.
Description
Technical field
The present invention relates to a kind of truck rear-end protection device.
Background technology
At present, with the high speed development of highway in China traffic, motor traffic accidentss also get more and more.Wherein, because automobile chases after
The severe and great casualty that tail causes accounts for 30%, and its consequence is extremely serious.When causing to knock into the back with truck, car easily pierces truck bottom
Main cause be lorry compartment bottom truck crossbeam be higher than car front-body.Although truck is provided with rear bumper, it is right
Knock into the back car protective effect very limited, main cause has two：One is that truck rear bumper is too thin, to the car knocking into the back
Backstop action is faint；Two is that truck rear bumper is too high, it is impossible to encounter front bumper or the car motor of car when knocking into the back
The firm part of cabin, does not have backstop action.
Therefore, in the urgent need to a kind of effective truck rear-end protection device.
Content of the invention
In order to solve above-mentioned technical problem, the invention provides a kind of truck rear-end protection device.
In order to achieve the above object, technical scheme is as follows：
The present invention provides a kind of truck rear-end protection device, including：
Fixed support, it is fixedly installed on the truck crossbeam of truck bottom, and after truck rear bumper with truck
Between wheel；
Spare tyre hanging mechanism, its top is arranged on fixed support；
Spare tyre, spare tyre axis part is hung on the bottom of spare tyre hanging mechanism, the upper surface hinge of spare tyre
It is connected on truck crossbeam, spare tyre is located at the side in spare tyre axle center and away from guarantor after truck with the pin joint of truck crossbeam
Dangerous thick stick setting；
Push rod, push rod one end is connected with truck rear bumper, and the other end of push rod is connected with spare tyre hanging mechanism, for driving
Dynamic spare tyre is turned clockwise with the pin joint of truck crossbeam around it.
In the present invention, push rod connects truck rear bumper and standby hanging mechanism, and when knocking into the back, car is by after truck
Bumper bending drives push rod to move forward, and push rod drives spare tyre hanging mechanism to make the hinge around it with truck crossbeam for the spare tyre
Contact turns clockwise, and when car moves on, spare tyre withstands car front-body middle and lower part, due to car front-body middle and lower part
Intensity is high, can bear greater impact power, stops car from piercing truck bottom thus realizing spare tyre, it is to avoid to cause car to ruin people
Die.
According to practical situation, can select, spare tyre hanging mechanism includes spare tyre suspension rod and spare tyre locking piece, spare tyre suspension rod
Top movable is arranged on fixed support, and spare tyre locking piece is arranged at the bottom of spare tyre suspension rod, and push rod is connected drive with spare tyre suspension rod
Dynamic spare tyre suspension rod is disengaged with fixed support.Wherein, truck rear bumper bending is driven push rod to move forward by car, and push rod drives
Spare tyre suspension rod and fixed support disengage, and so that spare tyre is around it, the pin joint with truck crossbeam turns clockwise and withstands Car
Head middle and lower part, it is to avoid car pierces truck bottom.
According to practical situation, can also select, spare tyre hanging mechanism includes spare tyre suspension rod and spare tyre locking piece, spare tyre suspension rod
Top be arranged on fixed support, spare tyre suspension rod is telescopic structure, and spare tyre locking piece is arranged at the bottom of spare tyre suspension rod, pushes away
Bar is connected driving spare tyre suspension rod elongation with spare tyre suspension rod.Wherein, truck rear bumper bending is driven push rod to move forward by car,
Push rod drives the elongation of spare tyre suspension rod, and so that spare tyre is around it, the pin joint with truck crossbeam turns clockwise and withstands car front-body
Middle and lower part, it is to avoid car pierces truck bottom.
It is additionally provided with stage clip between above-mentioned spare tyre and truck crossbeam, stage clip is arranged at spare tyre axle in the present invention
The side of the heart and close truck rear bumper setting.Wherein, spare tyre suspension rod is disengaged with fixed support or spare tyre suspension rod extends downwardly from
When, spare tyre suspension rod is ejected downwards by stage clip.
The present invention is additionally provided with postive stop baffle, and it is fixedly installed on truck crossbeam, and after spare tyre with truck
Between wheel.
On the basis of technique scheme, also can do following improvement：
As preferred scheme, it is additionally provided with auxiliary drive mechanism, it is arranged on truck crossbeam and is connected with spare tyre suspension rod
Connect, for driving spare tyre to turn clockwise with the pin joint of truck crossbeam around it.
Using above-mentioned preferred scheme, increase auxiliary drive mechanism, auxiliary drive mechanism can drive when knocking into the back
Spare tyre is turned clockwise with the pin joint of truck crossbeam around it, avoids car to pierce truck bottom further.
As preferred scheme, it is additionally provided with protection air bag, it is arranged above spare tyre and near stage clip setting.
Using above-mentioned preferred scheme, increase protection air bag, spare tyre reversal rate can be improved, when reducing spare tyre upset
Between, withstand on the forced position of car at an appropriate angle.
Brief description
Fig. 1 is the structural representation of one embodiment of the present invention.
Fig. 2 is the use state figure of one embodiment of the present invention.
Wherein, 1. fixed support, 2. truck crossbeam, 3. truck rear bumper, 4. push rod, 5. spare tyre, 6 stage clips, 7.
Spare tyre locking piece, 8. spare tyre suspension rod, 9, linkwork, 10, postive stop baffle.
Specific embodiment
Describe the preferred embodiment of the present invention below in conjunction with the accompanying drawings in detail.
In order to reach the purpose of the present invention, as shown in Figure 1 to Figure 2, provide in the one of which embodiment of the present invention
A kind of truck rear-end protection device, including：
Fixed support 1, it is fixedly installed on the truck crossbeam 2 of truck bottom, and is located at truck rear bumper 3 and truck
Between trailing wheel；
Spare tyre hanging mechanism, its top is arranged on fixed support 1；
Spare tyre 5, spare tyre 5 axis part is hung on the bottom of spare tyre hanging mechanism, the upper surface of spare tyre 5
It is articulated with truck crossbeam 2, spare tyre 5 is located at the side in spare tyre 5 axle center and away from card with the pin joint of truck crossbeam 2
Car rear bumper 3 is arranged；
Push rod 4, push rod 4 one end is connected with truck rear bumper 3, and the other end of push rod 4 is connected with spare tyre hanging mechanism, uses
Turn clockwise with the pin joint of truck crossbeam 2 around it in driving spare tyre 5.
In present embodiment, push rod 4 connects truck rear bumper 3 and standby hanging mechanism, and when knocking into the back, car will
Truck rear bumper 3 bending drives push rod 4 to move forward, and push rod 4 drives spare tyre hanging mechanism that spare tyre 5 around it and is blocked
The pin joint of crossbeam 2 turns clockwise, and when car moves on, spare tyre 5 withstands car front-body middle and lower part, due to car
The intensity of headstock middle and lower part is high, can bear greater impact power, stoping car from piercing truck bottom thus realizing spare tyre 5, keeping away
Exempt to cause car crash.
According to practical situation, the spare tyre hanging mechanism of present embodiment includes spare tyre suspension rod 8 and spare tyre locking piece 7, spare tyre
The top movable of suspension rod 8 is arranged on fixed support 1, and spare tyre locking piece 7 is arranged at the bottom of spare tyre suspension rod 8, push rod 4 and spare tyre
Suspension rod 8 is connected driving spare tyre suspension rod 8 and is disengaged with fixed support 1, and fixed support 1 is U-shape structure.Wherein, car will be protected after truck
Dangerous thick stick 3 bending drives push rod 4 to move forward, push rod 4 drive spare tyre suspension rod 8 and fixed support 1 to disengage so that spare tyre 5 around
Its pin joint with truck crossbeam 2 turns clockwise and withstands car front-body middle and lower part, it is to avoid car pierces truck bottom.
It is additionally provided with stage clip 6, stage clip 6 is arranged at standby between above-mentioned spare tyre 5 in present embodiment and truck crossbeam 2
Arranged with the side and close truck rear bumper 3 in tire 5 axle center.Wherein, when spare tyre suspension rod 8 is disengaged with fixed support 1, stage clip
Spare tyre suspension rod 8 is ejected downwards by 6.
Present embodiment is additionally provided with postive stop baffle 10, and it is fixedly installed on truck crossbeam 2, and is located at spare tyre 5
And truck rear wheel between.
In present embodiment, the upper surface of spare tyre 5 is articulated with truck crossbeam 2 by linkwork 9, linkwork 9
Can be selected according to practical situation, concrete structure is not construed as limiting.
In order to further optimize the implementation result of the present invention, in another embodiment of the invention, aforementioned interior
On the basis of appearance, above-mentioned spare tyre hanging mechanism includes spare tyre suspension rod 8 and spare tyre locking piece 7, and the top of spare tyre suspension rod 8 is arranged at
On fixed support 1, spare tyre suspension rod 8 is telescopic structure, and spare tyre locking piece 7 is arranged at the bottom of spare tyre suspension rod 8, push rod 4 with standby
Tire suspension rod 8 connects driving spare tyre suspension rod 8 and extends.Wherein, truck rear bumper 3 bending is driven push rod 4 to move forward by car, pushes away
Bar 4 drives spare tyre suspension rod 8 to extend, and so that spare tyre 5 is around it, the pin joint with truck crossbeam 2 turns clockwise and withstands Car
Head middle and lower part, it is to avoid car pierces truck bottom.
In order to further optimize the implementation result of the present invention, in another embodiment of the invention, aforementioned interior
On the basis of appearance, be additionally provided with auxiliary drive mechanism (not shown), its be arranged on truck crossbeam 2 and with spare tyre suspension rod 8
Connect, for driving spare tyre 5 to turn clockwise with the pin joint of truck crossbeam 2 around it.
Using above-mentioned preferred scheme, increase auxiliary drive mechanism, auxiliary drive mechanism can drive when knocking into the back
Spare tyre 5 is turned clockwise with the pin joint of truck crossbeam 2 around it, avoids car to pierce truck bottom further.
In order to further optimize the implementation result of the present invention, in another embodiment of the invention, aforementioned interior
On the basis of appearance, it is additionally provided with protection air bag (not shown), it is arranged at spare tyre 5 top and arranges near stage clip 6.
Using above-mentioned preferred scheme, increase protection air bag, protection air bag can improve turning of spare tyre when knocking into the back
Dynamic speed, reduces spare tyre flip-flop transition, withstands on the forced position of car at an appropriate angle.
Above-described is only the preferred embodiment of the present invention it is noted that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, some deformation can also be made and improve, these broadly fall into the present invention
Protection domain.
Claims (7)
1. truck rear-end protection device is it is characterised in that include：
Fixed support, it is fixedly installed on the truck crossbeam of truck bottom, and be located at truck rear bumper and truck rear wheel it
Between；
Spare tyre hanging mechanism, its top is arranged on described fixed support；
Spare tyre, the axis part of described spare tyre is hung on the bottom of described spare tyre hanging mechanism, described spare tyre
Upper surface be articulated with truck crossbeam, the pin joint of described spare tyre and truck crossbeam is located at described spare tyre axle center
Side and away from truck rear bumper setting；
Push rod, described push rod one end is connected with truck rear bumper, and the other end of described push rod is with described spare tyre hanging mechanism even
Connect, for driving described spare tyre to turn clockwise with the pin joint of truck crossbeam around it.
2. truck rear-end protection device according to claim 1 is it is characterised in that described spare tyre hanging mechanism includes spare tyre
Suspension rod and spare tyre locking piece, the top movable of described spare tyre suspension rod is arranged on described fixed support, and described spare tyre locking piece sets
It is placed in the bottom of described spare tyre suspension rod, described push rod is connected the described spare tyre suspension rod of driving and is taken off with fixed support with described spare tyre suspension rod
Open.
3. truck rear-end protection device according to claim 1 is it is characterised in that described spare tyre hanging mechanism includes spare tyre
Suspension rod and spare tyre locking piece, the top of described spare tyre suspension rod is arranged on described fixed support, and described spare tyre suspension rod is telescopic
Structure, described spare tyre locking piece is arranged at the bottom of described spare tyre suspension rod, and described push rod is connected driving institute with described spare tyre suspension rod
State the elongation of spare tyre suspension rod.
4. the truck rear-end protection device according to Claims 2 or 3 is it is characterised in that be additionally provided with auxiliary drive mechanism,
It is arranged on truck crossbeam and is connected with described spare tyre suspension rod, for driving the pin joint around it with truck crossbeam for the spare tyre
Turn clockwise.
5. truck rear-end protection device according to claim 1 it is characterised in that described spare tyre and truck crossbeam it
Between be additionally provided with stage clip, described stage clip be arranged at described spare tyre axle center side and near truck rear bumper setting.
6. truck rear-end protection device according to claim 5 it is characterised in that be also provided with protect air bag, its
It is arranged above described spare tyre and near stage clip setting.
7. it is characterised in that being additionally provided with postive stop baffle, it fixes truck rear-end protection device according to claim 1
It is arranged on truck crossbeam, and be located between described spare tyre and truck rear wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510298808.7A CN104859571B (en) | 2015-06-03 | 2015-06-03 | Truck rear-end collision protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510298808.7A CN104859571B (en) | 2015-06-03 | 2015-06-03 | Truck rear-end collision protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104859571A CN104859571A (en) | 2015-08-26 |
| CN104859571B true CN104859571B (en) | 2017-02-22 |
Family
ID=53905894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510298808.7A Active CN104859571B (en) | 2015-06-03 | 2015-06-03 | Truck rear-end collision protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104859571B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6836125B2 (en) * | 2016-09-15 | 2021-02-24 | 三菱自動車工業株式会社 | Spare tire dropout prevention device |
| CN112092759B (en) * | 2020-09-11 | 2022-09-23 | 宾氪(上海)智能科技有限公司 | Vehicle bottom hanging device and using method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2054429A1 (en) * | 1970-11-05 | 1972-05-10 | Daimler-Benz Ag, 7000 Stuttgart | Underride protection for trucks and trailers |
| US3847427A (en) * | 1972-12-01 | 1974-11-12 | C Eshelman | Shiftable shock absorbing tire buffer |
| JPS6019025Y2 (en) * | 1980-10-03 | 1985-06-08 | 富士重工業株式会社 | Spare tire falling off device |
| DE102007003916A1 (en) * | 2007-01-20 | 2008-07-24 | Weigel, Jürgen | Parallelogram supported bumper i.e. under-ride protection device, for e.g. bus, has product exhibiting automatic adjustment and/or control of impact forces, which takes places by elastically deformable elements and/or elastomer components |
| CN204688031U (en) * | 2015-06-03 | 2015-10-07 | 南通理工学院 | Truck rear-end collision protection device |
-
2015
- 2015-06-03 CN CN201510298808.7A patent/CN104859571B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2054429A1 (en) * | 1970-11-05 | 1972-05-10 | Daimler-Benz Ag, 7000 Stuttgart | Underride protection for trucks and trailers |
| US3847427A (en) * | 1972-12-01 | 1974-11-12 | C Eshelman | Shiftable shock absorbing tire buffer |
| JPS6019025Y2 (en) * | 1980-10-03 | 1985-06-08 | 富士重工業株式会社 | Spare tire falling off device |
| DE102007003916A1 (en) * | 2007-01-20 | 2008-07-24 | Weigel, Jürgen | Parallelogram supported bumper i.e. under-ride protection device, for e.g. bus, has product exhibiting automatic adjustment and/or control of impact forces, which takes places by elastically deformable elements and/or elastomer components |
| CN204688031U (en) * | 2015-06-03 | 2015-10-07 | 南通理工学院 | Truck rear-end collision protection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104859571A (en) | 2015-08-26 |
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