CN109552238B - Light safety guard rail for vehicle - Google Patents
Light safety guard rail for vehicle Download PDFInfo
- Publication number
- CN109552238B CN109552238B CN201811637597.5A CN201811637597A CN109552238B CN 109552238 B CN109552238 B CN 109552238B CN 201811637597 A CN201811637597 A CN 201811637597A CN 109552238 B CN109552238 B CN 109552238B
- Authority
- CN
- China
- Prior art keywords
- risers
- pipe
- coiler
- buffer
- inner cavities
- 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.)
- Active
Links
- 239000000872 buffer Substances 0.000 claims abstract description 46
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- 230000007423 decrease Effects 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 10
- 238000010073 coating (rubber) Methods 0.000 claims description 3
- 239000011247 coating layer Substances 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims 1
- 208000027418 Wounds and injury Diseases 0.000 abstract description 6
- 230000006378 damage Effects 0.000 abstract description 6
- 208000014674 injury Diseases 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005096 rolling process Methods 0.000 description 10
- 230000003139 buffering effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 230000008093 supporting effect Effects 0.000 description 2
- 239000006173 Good's buffer Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/026—Rigid partitions inside vehicles, e.g. between passengers and load compartments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R2021/028—Means preventing passenger from falling out of vehicles
Abstract
The invention relates to the technical field of vehicle parts, in particular to a light safety protective fence for a vehicle, which comprises a framework of a metal structure and a buffer layer wrapped outside the framework, wherein the framework is of an inverted U-shaped structure and comprises two side risers and transverse pipes at the tops of the two risers, the longitudinal section of the risers is of an inverted cone shape, the wall thickness of the risers decreases downwards, the inner diameters of the inner cavities of the risers and the transverse pipes are consistent, the inner cavities of the risers and the transverse pipes are communicated, the bottoms of the two risers are provided with a coiler, a coiler belt of the coiler is led to the transverse pipes from the bottom of the risers along the inner cavities of the risers, the front ends of the two coiler belts are connected in the middle of the transverse pipes, a plurality of buffer blocks which are uniformly distributed are arranged in the inner cavities of the transverse pipes and the risers, the buffer blocks and the coiler belt are connected to synchronously move along with the coiler belt, a buffer net is arranged between the two risers, the bottom of the protective fence is high in strength, the upper buffer performance is strong, passengers can be effectively prevented from being restrained, and secondary injury to passengers can be avoided, and the use effect is high.
Description
Technical Field
The invention relates to the technical field of vehicle parts, in particular to a lightweight safety guard rail for a vehicle.
Background
With the development of the passenger car industry, more stringent requirements are put on the safety requirements of passenger cars, and GB13057 specifies that a restraint baffle, i.e. a passenger car guard rail, must be installed in front of the front passenger. When two vehicles collide, the protective guard has the functions of restraining passengers from flying out and preventing the passengers from being secondarily injured when the two vehicles collide. Therefore, the guard rail has high rigidity, strong rigidity, stability, strong restraint to passengers, certain flexibility, good flexibility and good buffering performance, and can prevent secondary injury to passengers. Rigidity and softness are a pair of contradictors, the thickness of a framework must be increased to realize rigidity, and the thickness of the framework must be reduced to realize softness, however, the existing protective rail can only meet the requirement of rigidity or flexibility, and the requirements of both performances are rarely met at the same time.
Disclosure of Invention
Aiming at the defects, the invention provides the light-weight safety guard rail for the vehicle, which has high bottom strength and high upper buffering property, can effectively avoid restraining passengers, can avoid secondary injury to the passengers, and has high use effect.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a vehicle lightweight safety protection fence, includes the skeleton of metal structure, the buffer layer of the outside parcel of skeleton, the skeleton be the type structure of falling U, the skeleton includes the transverse tube at both sides riser, two riser tops, the longitudinal section of riser is the back taper, the wall thickness of riser is from bottom to top progressively decrease, the internal diameter of riser, the inner chamber of transverse tube keeps unanimous, the riser, the inner chamber of transverse tube keeps the intercommunication, two riser bottoms are equipped with the coiler, the coiler leads to the transverse tube along the riser inner chamber by the riser bottom, the front end of two coiler is connected at the transverse tube middle part, be equipped with a plurality of evenly distributed's buffer blocks in transverse tube, be connected with coiler along with coiler synchronous motion in the inner chamber of riser, the outer wall of buffer block and the inner chamber interference fit of riser, be equipped with the buffer network between two risers, the rear side that the passenger was kept away from to the buffer network is equipped with a plurality of vice transverse tubes, vice transverse tube is connected with the riser.
Furthermore, a connecting plate is arranged at the bottom of the vertical pipe.
Further, a side support assembly is arranged on one side of the framework and comprises a 'I' -shaped support tube arranged in the middle of the side vertical tube and a side connecting plate arranged at the lower part of the support tube.
Further, the outer walls of the vertical pipe, the horizontal pipe and the auxiliary horizontal pipe are provided with glue wrapping layers.
Further, the transverse tube is of an upward bent arc-shaped structure, the auxiliary transverse tube is an arc-shaped tube which is bent towards the side far away from the passengers, and the end part of the auxiliary transverse tube is connected with the vertical tube through an elastic piece.
Further, a buffer is filled between the buffer layer and the framework.
Further, the wall thickness of the bottom of the vertical pipe is 2.5mm, the wall thickness of the middle part of the vertical pipe is 1.5mm, and the wall thickness of the transverse pipe and the auxiliary transverse pipe is 0.8mm.
The beneficial effects of the invention are as follows: by adopting the scheme, the bottom of the protective guard has strong rigidity and structural strength, is reliably connected with a vehicle body, has weakened rigidity of the upper part and the middle part and strong buffering property, effectively prevents passengers from flying out, avoids secondary body injury to the passengers, and greatly improves the protective performance.
Drawings
The foregoing and other objects, features, and advantages of the invention will become apparent from the following detailed description taken in conjunction with the accompanying drawings.
Fig. 1 is a schematic cross-sectional structure of an embodiment of the present invention.
FIG. 2 is a schematic cross-sectional view of a riser of the present invention.
Fig. 3 is a side view of an embodiment of the present invention.
Wherein: 1 is a buffer layer, 2 is a vertical pipe, 21 is a horizontal pipe, 3 is a coiler, 31 is a coiling belt, 4 is a buffer block, 5 is a buffer net, 6 is a secondary horizontal pipe, 61 is a spring, 7 is a connecting plate, 8 is an encapsulation layer, 9 is a supporting pipe, and 91 is a side connecting plate.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1-3, the vehicular lightweight safety guard rail comprises a framework of a metal structure, a buffer layer 1 wrapped outside the framework, buffer substances filled between the buffer layer 1 and the framework, the framework is of an inverted U-shaped structure, the framework comprises two side vertical pipes 2 and a transverse pipe 21 at the top of the two vertical pipes 2, the vertical section of the vertical pipe 2 is of an inverted cone shape, the wall thickness of the vertical pipe 2 decreases from bottom to top, the wall thickness of the bottom of the vertical pipe 2 is 2.5mm, the wall thickness of the middle part of the vertical pipe is 1.5mm, the wall thickness of the upper part of the vertical pipe is 1mm, the wall thickness of the transverse pipe 21 is 0.8mm, the inner diameters of inner cavities of the vertical pipe 2 and the transverse pipe 21 are kept consistent, the inner cavities of the vertical pipe 2 and the transverse pipe 21 are kept communicated, the bottoms of the two vertical pipes 2 are provided with a coiler 3, a coiler 31 is arranged in the inner cavity of the vertical pipe, the coiler 3 is led to the transverse pipe 2 from the bottom of the vertical pipe 2 along the inner cavity of the vertical pipe, the front ends of the two coiler 31 are connected in the middle part of the transverse pipe 2, the inner cavities of the transverse tube 21 and the vertical tube 2 are internally provided with a plurality of buffer blocks 4 which are uniformly distributed, the buffer blocks 4 are made of rubber materials and have good buffer performance, the buffer blocks 4 are connected with the rolling belt 31 and synchronously move along with the rolling belt, the outer walls of the buffer blocks 4 are in interference fit with the inner cavities of the vertical tube 2 and the transverse tube 21, the buffer blocks 4 are compressed and positioned in the inner cavities by the interference fit, the tube wall of the vertical tube is gradually decreased from bottom to top, the strength of the bottom of the framework is high, the framework has enough rigidity, the rigidity of the middle part and the upper part of the framework is low, the softness is good, the buffer performance of the upper part of the framework is strong, the connectivity with a car body can be ensured by the high strength of the bottom in the collision, passengers are prevented from flying out, the rigidity of the middle part and the upper part is low, the flexibility is strong, the passengers are in contact with limbs of the passengers, the collision capacity is absorbed, secondary injuries to the passengers are lightened and the framework is prevented from being generated after the collision, the vertical pipe and the horizontal pipe are deformed according to the impact direction, the pipe body is greatly bent, the rolling belt of the lifting device 3 is provided with a pulling force, the rolling device 31 of the rolling device 3 is lengthened, the lengthened rolling belt 31 drives the buffer block 4 to move in the inner cavity of the pipe, the buffer block has a buffer effect, the buffer block is pulled to generate friction with the pipe wall, the medium-grade energy is converted into heat energy consumption, the rolling belt has a pulling force, the impact energy is consumed by the deformation of the pipe body, the buffer layer 1 and the filling material, the rubber block, the friction between the rubber block and the pipe wall and the pulling force of the rolling device, the impact force of the protective fence on passengers is greatly reduced, the protection performance on the passengers is improved to the maximum, the two rolling devices are symmetrically arranged, the pulling force of the rolling belt is balanced, the buffer effect is improved, the protection effect is effectively achieved, the buffer net 5 is arranged between the two vertical pipes 2, the rear side of the buffer net 5 far away from the passengers is provided with a plurality of auxiliary transverse pipes 6, two ends of each auxiliary transverse pipe 6 are connected with the vertical pipe 2 through springs 61, each auxiliary transverse pipe 6 and each buffer net 5 protect the legs of the passengers, the buffer net provides flexible contact, the pipe diameter and the wall thickness of each auxiliary transverse pipe 6 are consistent with those of the corresponding transverse pipe, the supporting property of a framework is enhanced, the buffer net can be deformed instantaneously in collision, the buffer net is matched with the buffer net to have better buffering property, the legs of the passengers are protected, the legs of the passengers are prevented from being impacted too much, the springs 61 absorb impact energy, the impact force on the legs of the passengers is further reduced, the outer walls of the vertical pipe, the transverse pipes and the auxiliary transverse pipes are provided with rubber coating layers 8, the rubber coating layers 8 promote the improvement of the buffer performance, the bottom of the vertical pipe 2 are provided with connecting plates 7, the bodies of the connecting plates 7 are welded by the users, the welding area is increased, the connection strength with the bodies is improved, the rigidity of the bottoms of the protective railings is improved, the side of skeleton is equipped with side support subassembly, side support subassembly is including setting up at the side riser 2 middle part "style of calligraphy stay tube 9, the side connection board 91 of stay tube 9 lower part, side connection 91 strengthens the side joint strength of skeleton and automobile body, further improve skeleton bottom intensity, the skeleton is strengthened to the stay tube is connected with the middle part of automobile body, but the impact energy is cushioned to the" style of calligraphy structure in the impact of while, further reduce the impact force of rail guard middle part to the passenger, improve the security, horizontal pipe 21 is the curved arc structure of ascending, increase the deformation space of horizontal pipe, improve the protectiveness to the passenger's head, vice horizontal pipe 6 is the curved arc pipe to keeping away from passenger side, increase the deformation space of horizontal pipe, improve the protectiveness to the passenger's shank, the bottom rigidity of this rail guard is strong, structural strength, it is reliable to be connected with the automobile body, upper portion, the rigidity at the middle part is strong, both effectually prevent the passenger from flying out, avoid the secondary bodily injury to the passenger again, the security improves greatly, the skeleton is the pipe fitting, the structure is simple structure, the quality is light in weight accords with the demand of light.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the invention in any way, but any simple modification or equivalent variation of the above embodiment according to the technology of the present invention falls within the scope of the present invention.
Claims (5)
1. The vehicle light safety protective fence comprises a framework of a metal structure and a buffer layer wrapped outside the framework, and is characterized in that the framework is of an inverted U-shaped structure and comprises two side risers and transverse pipes at the tops of the two risers, the longitudinal section of each riser is of an inverted cone shape, the wall thickness of each riser decreases downwards, the inner diameters of the inner cavities of the risers and the inner cavities of the transverse pipes are consistent, the inner cavities of the risers and the inner cavities of the outer cavities of the transverse pipes are communicated, the bottoms of the two risers are provided with a coiler, the coiler is connected with the middle part of the transverse pipe, a plurality of buffer blocks which are uniformly distributed are arranged in the inner cavities of the transverse pipes and the inner cavities of the risers, the buffer blocks and the coiler are connected with the coiler synchronously move along with the coiler, a buffer net is arranged between the outer walls of the buffer blocks and the inner cavities of the risers and the inner cavities of the transverse pipes, a plurality of auxiliary transverse pipes are arranged at the rear sides of the buffer net away from passengers, and the auxiliary transverse pipes are connected with the risers;
the transverse pipe is of an upward bending arc-shaped structure, the auxiliary transverse pipe is an arc-shaped pipe which is bent towards the side far away from the passengers, and the end part of the auxiliary transverse pipe is connected with the vertical pipe through an elastic piece;
the wall thickness of the bottom of the vertical pipe is 2.5mm, the wall thickness of the middle part of the vertical pipe is 1.5mm, and the wall thickness of the transverse pipe and the auxiliary transverse pipe is 0.8mm.
2. The light-weight safety guard rail for vehicles according to claim 1, wherein the bottom of the vertical pipe is provided with a connecting plate.
3. The light-weight safety guard rail for vehicles according to claim 1, wherein a side support assembly is provided at one side of the frame, and the side support assembly comprises a support tube shaped like a Chinese character' provided at the middle of the side stand tube, and a side connection plate provided at the lower part of the support tube.
4. The light-weight safety guard rail for vehicles according to claim 1, wherein the outer walls of the vertical pipe, the horizontal pipe and the auxiliary horizontal pipe are provided with rubber coating layers.
5. The light-weight safety guard rail for a vehicle according to claim 1, wherein a buffer is filled between the buffer layer and the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811637597.5A CN109552238B (en) | 2018-12-29 | 2018-12-29 | Light safety guard rail for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811637597.5A CN109552238B (en) | 2018-12-29 | 2018-12-29 | Light safety guard rail for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109552238A CN109552238A (en) | 2019-04-02 |
| CN109552238B true CN109552238B (en) | 2024-04-16 |
Family
ID=65872005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811637597.5A Active CN109552238B (en) | 2018-12-29 | 2018-12-29 | Light safety guard rail for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109552238B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202429160U (en) * | 2012-02-10 | 2012-09-12 | 厦门金龙联合汽车工业有限公司 | Novel protective guardrail |
| CN205311535U (en) * | 2015-12-15 | 2016-06-15 | 江苏先昌电能部件有限公司 | Special rail guard of passenger train |
| CN206436876U (en) * | 2017-02-07 | 2017-08-25 | 上汽通用汽车有限公司 | Automobile back row seat back framework, back seat backrest, back seat and automobile |
| US9744939B1 (en) * | 2016-05-13 | 2017-08-29 | Kawasaki Jukogyo Kabushiki Kaisha | Utility vehicle |
| CN206475784U (en) * | 2016-12-21 | 2017-09-08 | 北京北方车辆集团有限公司 | A kind of teapoy baffle plate with occupant restraint device |
| CN108556773A (en) * | 2018-06-26 | 2018-09-21 | 南京恒天领锐汽车有限公司 | A kind of pure electric vehicle 4 wheel driven coach front surrounding frame assembly with buffering energy-absorbing function |
| CN209739011U (en) * | 2018-12-29 | 2019-12-06 | 江苏先昌电能部件有限公司 | Light safety protective guard for vehicle |
-
2018
- 2018-12-29 CN CN201811637597.5A patent/CN109552238B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202429160U (en) * | 2012-02-10 | 2012-09-12 | 厦门金龙联合汽车工业有限公司 | Novel protective guardrail |
| CN205311535U (en) * | 2015-12-15 | 2016-06-15 | 江苏先昌电能部件有限公司 | Special rail guard of passenger train |
| US9744939B1 (en) * | 2016-05-13 | 2017-08-29 | Kawasaki Jukogyo Kabushiki Kaisha | Utility vehicle |
| CN206475784U (en) * | 2016-12-21 | 2017-09-08 | 北京北方车辆集团有限公司 | A kind of teapoy baffle plate with occupant restraint device |
| CN206436876U (en) * | 2017-02-07 | 2017-08-25 | 上汽通用汽车有限公司 | Automobile back row seat back framework, back seat backrest, back seat and automobile |
| CN108556773A (en) * | 2018-06-26 | 2018-09-21 | 南京恒天领锐汽车有限公司 | A kind of pure electric vehicle 4 wheel driven coach front surrounding frame assembly with buffering energy-absorbing function |
| CN209739011U (en) * | 2018-12-29 | 2019-12-06 | 江苏先昌电能部件有限公司 | Light safety protective guard for vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109552238A (en) | 2019-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106458119B (en) | Car body crashworthiness structure | |
| JP5821334B2 (en) | Front underrun protector | |
| CN107963041B (en) | Automobile buffer bumper and buffering method | |
| CN203637622U (en) | Energy absorption automobile seat | |
| US9150173B2 (en) | Embracing mechanism for vehicle wheels and vehicle comprising the same | |
| CN106515858A (en) | Electric car safe anti-collision system | |
| CN106476891A (en) | Electric automobile chassis system | |
| CN109552238B (en) | Light safety guard rail for vehicle | |
| CN207697824U (en) | A kind of Novel crashproof formula automobile chassis | |
| CN209739011U (en) | Light safety protective guard for vehicle | |
| CN213083094U (en) | Automobile front bumper anti-collision beam | |
| CN205010326U (en) | Enclose energy transfer guide supporting structure before vehicle | |
| CN209757255U (en) | Automobile body framework | |
| CN105101929A (en) | Wheelchair comprising energy absorber | |
| CN106114628A (en) | There is buffer structure and the secure type automobile of parts of the buffering percussive force when bumping against | |
| CN212022563U (en) | Anti-collision bumper | |
| CN103465965A (en) | High-strength light-weight frame | |
| CN210047371U (en) | Lightning protection special vehicle seat framework | |
| CN102248925B (en) | Automobile collision protection device | |
| CN202624382U (en) | Rear longitudinal beam of automobile body | |
| CN105946913A (en) | Damping gas cylinder transfer trolley | |
| CN107719406B (en) | Hierarchical energy-absorbing structure and rail vehicle | |
| CN216002593U (en) | Energy-absorbing anti-climbing frame for rail transit vehicle head | |
| CN208393292U (en) | A kind of anti-collision device for automobile | |
| CN206436876U (en) | Automobile back row seat back framework, back seat backrest, back seat and automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |