CN116534128B - Automobile rear longitudinal beam safety structure - Google Patents
Automobile rear longitudinal beam safety structure Download PDFInfo
- Publication number
- CN116534128B CN116534128B CN202310806310.1A CN202310806310A CN116534128B CN 116534128 B CN116534128 B CN 116534128B CN 202310806310 A CN202310806310 A CN 202310806310A CN 116534128 B CN116534128 B CN 116534128B
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- longitudinal beam
- rear longitudinal
- beam main
- main body
- mounting
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 10
- 230000002787 reinforcement Effects 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 230000000712 assembly Effects 0.000 abstract 3
- 238000000429 assembly Methods 0.000 abstract 3
- 230000007547 defect Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Classifications
-
- 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
- B62D21/155—Sub-frames or underguards
-
- 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
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention relates to the technical field of automobile parts, and particularly provides an automobile rear longitudinal beam safety structure, which comprises a rear longitudinal beam main body, wherein the rear end of the rear longitudinal beam main body is connected with an anti-collision beam through a connecting assembly, mounting assemblies are arranged on the outer sides of two ends of the rear longitudinal beam main body, reinforcing assemblies are arranged on the surfaces of the upper end and the lower end of the rear longitudinal beam main body and close to the edges, a shaft column is fixedly connected in the middle of the inner side of the rear longitudinal beam main body, and corner bracket assemblies are arranged on the two ends of the outer side of the shaft column.
Description
Technical Field
The invention relates to the technical field of automobile parts, and particularly provides a safety structure of an automobile rear longitudinal beam.
Background
The automobile parts are units forming the whole automobile part processing and products serving the automobile part processing;
The rear longitudinal beam is also a structure which is required to be assembled in an automobile assembly, along with the improvement of the living standard of people, vehicles are increasingly purchased, in the driving process, scraping and collision are easy to occur, the rear longitudinal beam is used as a rear end structure of the automobile, a certain stability is required to ensure safety, the corner of the rear longitudinal beam is extremely easy to deform due to collision, the repair cost is gradually increased, inconvenience is brought to life, and the defect of the prior art is required to be improved.
Disclosure of Invention
The invention aims to solve the defects in the background art and provides a safety structure of an automobile rear longitudinal beam.
In order to achieve the above purpose, the invention provides an automobile rear longitudinal beam safety structure, which comprises a rear longitudinal beam main body, wherein the rear end of the rear longitudinal beam main body is connected with an anti-collision beam through a connecting component, mounting components are arranged on the outer sides of two ends of the rear longitudinal beam main body, reinforcing components are arranged on the surfaces of the upper end and the lower end of the rear longitudinal beam main body and close to the edges, a shaft column is fixedly connected in the middle of the inner side of the rear longitudinal beam main body, and corner bracket components are arranged on the two ends of the outer side of the shaft column.
Preferably, the connecting assembly comprises assembly frames respectively arranged at the rear ends of the rear longitudinal beam main body, mounting seats are respectively extended from the upper end and the lower end of the assembly frames, and the inside of two sides of each mounting seat is connected with the rear longitudinal beam main body through reinforcing bolts in threaded connection.
Preferably, the installation component includes the installed part of all fixed connection in back longeron main part one end outside, the assembly groove has all been seted up on both sides about the installed part inboard.
Preferably, the reinforcement assembly comprises a plate fixedly arranged on one end surface of the rear longitudinal beam main body and close to the edge, and a plurality of groups of assembly holes are formed in the surface of the plate.
Preferably, the angle frame assembly comprises first installation cylinders which are all installed at the outer side of one end of the shaft column, a first telescopic rod is installed in the first installation cylinders in a sliding mode, a plurality of groups of positioning holes are formed in the upper surface of the first telescopic rod, positioning pins are connected with the inner sides of the first installation cylinders in a threaded mode, and one ends of the positioning pins extend to the inner sides of the corresponding positioning holes.
Preferably, a second mounting cylinder is fixedly connected in the middle of the outer side of the shaft column, and a second telescopic rod is slidably connected in the inner side of the second mounting cylinder.
Preferably, the clamping frame is fixedly connected with the outer side of one end of the first telescopic rod and the outer side of one end of the second telescopic rod, the rotating shaft is rotatably arranged on the inner side of the clamping frame, the fixing seat is wrapped and arranged on the outer side of the rotating shaft, the corner protection plate is fixedly connected with one end of the fixing seat far away from the rotating shaft, the surface of the corner protection plate is propped against the inner side corner of the rear longitudinal beam main body and corresponds to the position, the middle protection plate is fixedly connected with the outer side of the fixing seat of the second telescopic rod, and the limiting pin is inserted into the inner side of one end of the second mounting cylinder and propped against the surface of the second telescopic rod.
Preferably, two be provided with the scute between the mounting of equipment frame and corresponding position, correspond the scute appearance all is the arc setting, be fixed connection between scute one end and the equipment frame, be movable offset between the scute other end and the mounting, two inside hanging pole of all running through of one side that the equipment frame is close to each other, the equal fixedly connected with card post of back longeron main part both ends outer wall, the anti-collision beam inner wall just all corresponds with the position department that the card post corresponds and installs the buckle, movable clamping between buckle and the card post.
Compared with the prior art, the invention has the following beneficial effects:
The outside crashproof roof beam of back longeron main part one side outer wall through two card posts can assist the staff to fix a position outside, then with the inside screw thread of corresponding stiffening plug follow equipment frame to back longeron main part's inside, thereby fix crashproof roof beam to the outside of back longeron main part, be used for promoting the security performance of back longeron main part, back longeron main part is strengthened, can protect back longeron main part when using, and angle guard plate and the well backplate that can stretch out and draw back that set up in back longeron main part both ends and centre department, can consolidate the easy deformation position of back longeron main part inside, cause back longeron main part turning and middle part can not receive the problem that the striking leads to serious deformation damage easily, the stability that the promotion back longeron main part that can be fine used, the safety of promotion car can be promoted greatly on the car, and corresponding angle guard plate and well backplate can adapt according to the arc of back longeron main part inner wall, can promote compactability between the two higher.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of another angle structure of the present invention;
FIG. 3 is an inside cross-sectional view of a rear rail body of the present invention;
FIG. 4 is a schematic view of an impact beam structure according to the present invention;
FIG. 5 is a schematic view of the split structure between the clip and the buckle according to the present invention;
FIG. 6 is a cross-sectional view of the internal structure of the sliding fit between the first telescopic rod and the first mounting cylinder of the present invention.
In the figure: 1. a rear side member main body; 2. an anti-collision beam; 3. a corner plate; 4. a mounting member; 5. a flange plate; 6. a fitting hole; 7. assembling a frame; 8. a hanging rod; 9. an assembly groove; 10. a shaft post; 11. corner guard plates; 12. a middle guard board; 13. a fixing seat; 14. a clamping frame; 15. a first telescopic rod; 16. a first mounting cylinder; 17. positioning holes; 18. a buckle; 19. a mounting base; 20. a clamping column; 21. a reinforcing bolt; 22. a positioning pin; 23. a rotating shaft; 24. a second mounting cylinder; 25. and a second telescopic rod.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than as described herein, and therefore the present invention is not limited to the specific embodiments disclosed below.
The automobile rear longitudinal beam safety structure comprises a rear longitudinal beam main body 1, wherein the rear end of the rear longitudinal beam main body 1 is connected with an anti-collision beam 2 through a connecting component, mounting components are arranged on the outer sides of two ends of the rear longitudinal beam main body 1, reinforcing components are arranged on the surfaces of the upper end and the lower end of the rear longitudinal beam main body 1 and close to the edges, a shaft post 10 is fixedly connected in the middle of the inner side of the rear longitudinal beam main body 1, and corner bracket components are arranged on the two ends of the outer side of the shaft post 10.
The connecting assembly comprises assembly frames 7 which are respectively arranged at the rear ends of the rear longitudinal beam main body 1, mounting seats 19 are respectively extended from the upper end and the lower end of the two assembly frames 7, and the insides of the two sides of the mounting seats 19 are respectively connected with the rear longitudinal beam main body 1 through reinforcing bolts 21 in threaded connection.
By the provided assembly frame 7 and reinforcing bolts 21, the impact beam 2 can be mounted to the outside of the rear side member main body 1, thereby improving the stability in use.
The installation component is including all fixed connection at the installed part 4 in the back longeron main part 1 one end outside, and the assembly groove 9 has all been seted up on both sides about the installed part 4 inboard.
By providing the prefabricated bolts inside the fitting groove 9, the rear side member main body 1 can be attached from both ends.
The reinforcement assembly comprises a plate 5 fixedly arranged on one end surface of the rear longitudinal beam main body 1 and close to the edge, and a plurality of groups of assembly holes 6 are formed in the surface of the plate 5.
The installation adaptability can be improved along the shape of the plate 5 similar to that of the rear longitudinal beam main body 1, and the bolt on the outer side can be more stable when the rear longitudinal beam main body 1 is assembled on an automobile.
The angle frame assembly comprises a first mounting cylinder 16 which is arranged at the outer side of one end of the shaft column 10, a first telescopic rod 15 is slidably arranged at the inner side of the first mounting cylinder 16, a plurality of groups of positioning holes 17 are formed in the upper surface of the first telescopic rod 15, positioning pins 22 are connected with the inner side of the first mounting cylinder 16 in a threaded manner, and one end of each positioning pin 22 extends to the inner side of the corresponding positioning hole 17.
The first telescopic rod 15 is used because the distance is long, and the abutting position needs to ensure stability, so the positioning pin 22 which is screwed by adopting threads is assembled with the positioning hole 17.
The middle of the outer side of the shaft post 10 is fixedly connected with a second mounting cylinder 24, the inner side of the second mounting cylinder 24 is slidably connected with a second telescopic rod 25, one end outer sides of the first telescopic rod 15 and the second telescopic rod 25 are fixedly connected with clamping frames 14, the inner sides of the clamping frames 14 are rotatably provided with rotating shafts 23, the outer sides of the rotating shafts 23 are wrapped and provided with fixing seats 13, one ends of the fixing seats 13 far away from the rotating shafts 23 are fixedly connected with corner guard plates 11, the surfaces of the corner guard plates 11 at corresponding positions are propped against the inner corners of the rear longitudinal beam main body 1, the outer sides of the fixing seats 13 corresponding to the second telescopic rod 25 are fixedly connected with middle guard plates 12, one end inner sides of the second mounting cylinder 24 are inserted with limiting pins, and the limiting pins are propped against the surfaces of the second telescopic rods 25.
The cooperation clamping frame 14 and the rotating shaft 23 can promote the fixing base 13 to be capable of promoting the inner wall corner of the rear longitudinal beam main body 1 to strengthen the deformation-prone position according to the position where the rear longitudinal beam main body 1 is abutted, and the corresponding first mounting cylinder 16, the corresponding first telescopic rod 15, the corresponding second mounting cylinder 24 and the corresponding second telescopic rod 25 are different in length, so that the first telescopic rod 15 and the first mounting cylinder 16 are assembled and used at a longer distance in order to be abutted to the corner position.
Be provided with the scute 3 between two equipment shelves 7 and the installed part 4 of corresponding position, correspond scute 3 appearance and all be the arc setting, be fixed connection between scute 3 one end and the equipment shelf 7, be movable offset between scute 3 other end and the installed part 4, the inside peg 8 that all runs through of one side that two equipment shelves 7 are close to each other, the equal fixedly connected with card post 20 of back longeron main part 1 both ends outer wall, the buckle 18 is all installed correspondingly to the position department that anticollision roof beam 2 inner wall just corresponds with card post 20, movable clamping is installed between buckle 18 and the card post 20.
The angle plate 3 is arranged into an arc shape, the corner position can be protected at one end of the anti-collision beam 2, the hanging rod 8 matched with the installation can be used for wrapping parts such as a rope and some tools for emergency safety use when the automobile is in actual use, the clamping columns 20 and the clamping buckles 18 are movably clamped, the installation position can be rapidly positioned when the anti-collision beam 2 is installed, and therefore the anti-collision beam can be assembled efficiently.
Working principle: when the assembly is used, the staff firstly determines the positions of the two clamping columns 20 on the outer wall of one side of the rear longitudinal beam main body 1, the two clamping columns 20 on the outer wall of one side of the rear longitudinal beam main body 1 can assist the staff in quickly positioning the mounting position of the external anti-collision beam 2, and then the corresponding reinforcing bolts 21 are screwed into the rear longitudinal beam main body 1 from the upper part of the inner side of the assembly frame 7, so that the anti-collision beam 2 is fixed to the outer side of the rear longitudinal beam main body 1, the safety performance of the rear longitudinal beam main body 1 is improved, the rear longitudinal beam main body 1 is reinforced, the rear longitudinal beam main body 1 can be protected when in use, the angle guard plates 11 and the middle guard plates 12 which are arranged at the two ends and the middle of the rear longitudinal beam main body 1 and can strengthen the easily deformed position inside the rear longitudinal beam main body 1, the problem that the corners and the middle of the rear longitudinal beam main body 1 are not easily impacted to cause serious deformation damage is solved, the use stability of the rear longitudinal beam main body 1 can be well improved, the safety of an automobile can be greatly improved when the automobile is assembled on an automobile, and the corresponding angle guard plates 11 and the middle guard plates 12 can be more tightly matched with the inner walls of the rear longitudinal beam main body 1.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a car rear longitudinal beam safety structure, includes rear longitudinal beam main part (1), its characterized in that, rear end of rear longitudinal beam main part (1) is connected with crashproof roof beam (2) through the coupling assembling who sets up, rear longitudinal beam main part (1) both ends outside is provided with the installation component, rear longitudinal beam main part (1) upper and lower both ends surface and be close to border department all are provided with the reinforcement component, fixedly connected with pedestal (10) in the middle of rear longitudinal beam main part (1) inboard, pedestal (10) outside both ends all are provided with the angle frame subassembly;
The angle frame assembly comprises first mounting cylinders (16) which are all mounted on the outer side of one end of the shaft column (10), first telescopic rods (15) are slidably mounted on the inner sides of the first mounting cylinders (16), a plurality of groups of positioning holes (17) are formed in the upper surfaces of the first telescopic rods (15), positioning pins (22) are connected with the inner sides of the first mounting cylinders (16) in a threaded mode, and one ends of the positioning pins (22) extend to the inner sides of the corresponding positioning holes (17);
a second mounting cylinder (24) is fixedly connected in the middle of the outer side of the shaft column (10), and a second telescopic rod (25) is connected to the inner side of the second mounting cylinder (24) in a sliding manner;
The utility model discloses a telescopic handle structure for a rear longitudinal beam, including first telescopic link (15) and second telescopic link (25), clamping frame (14) are all fixedly connected with in the one end outside of first telescopic link (15) and second telescopic link (25), pivot (23) are all installed in the inboard rotation of clamping frame (14), fixing base (13) are all installed in the parcel in the pivot (23) outside, the one end fixedly connected with angle guard (11) of pivot (23) are kept away from to fixing base (13), and correspond the position angle guard (11) surface all offsets with back longitudinal beam main part (1) inboard turning, and corresponds backplate (12) are in fixing base (13) outside fixedly connected with of second telescopic link (25), locating pin is installed to inboard cartridge of second installation section of thick bamboo (24), locating pin offsets with second telescopic link (25) surface.
2. The automobile rear side rail safety structure according to claim 1, wherein: the connecting assembly comprises assembly frames (7) which are respectively arranged at the rear ends of the rear longitudinal beam main body (1), mounting seats (19) are respectively extended from the upper end and the lower end of each assembly frame (7), and reinforcing bolts (21) which are connected with the rear longitudinal beam main body (1) through threads are respectively arranged inside the two sides of each mounting seat (19).
3. The automobile rear side rail safety structure according to claim 1, wherein: the mounting assembly comprises mounting pieces (4) fixedly connected to the outer side of one end of the rear longitudinal beam main body (1), and assembling grooves (9) are formed in the upper surface and the lower surface of the inner side of each mounting piece (4).
4. The automobile rear side rail safety structure according to claim 1, wherein: the reinforcing assembly comprises a border plate (5) fixedly arranged on one end surface of the rear longitudinal beam main body (1) and close to the border, and a plurality of groups of assembly holes (6) are formed in the surface of the border plate (5).
5. The automobile rear side rail safety structure according to claim 2, wherein: two be provided with scute (3) between mount (4) of equipment frame (7) and corresponding position, correspond scute (3) appearance all is the arc setting, be fixed connection between scute (3) one end and the equipment frame (7), be movable offset between scute (3) other end and mount (4), two inside hanging pole (8) of all running through of one side that is close to each other of equipment frame (7), all fixedly connected with card post (20) of back longeron main part (1) both ends outer wall, all correspond with the position department that card post (20) correspond and install buckle (18) of crashproof roof beam (2) inner wall, activity clamping between buckle (18) and the card post (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310806310.1A CN116534128B (en) | 2023-07-04 | 2023-07-04 | Automobile rear longitudinal beam safety structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310806310.1A CN116534128B (en) | 2023-07-04 | 2023-07-04 | Automobile rear longitudinal beam safety structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116534128A CN116534128A (en) | 2023-08-04 |
| CN116534128B true CN116534128B (en) | 2024-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310806310.1A Active CN116534128B (en) | 2023-07-04 | 2023-07-04 | Automobile rear longitudinal beam safety structure |
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| Country | Link |
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| CN (1) | CN116534128B (en) |
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| US9956991B1 (en) * | 2016-10-31 | 2018-05-01 | Nissan North America, Inc. | Vehicle structure |
| WO2019043770A1 (en) * | 2017-08-29 | 2019-03-07 | 本田技研工業株式会社 | Vehicle rear structure |
| CN112092757A (en) * | 2020-10-14 | 2020-12-18 | 安徽理工大学 | Novel multistage buffering energy-absorbing anticollision roof beam of collision skew |
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| CN116337649A (en) * | 2023-05-29 | 2023-06-27 | 云南滇坡机械设备有限公司 | Automobile anti-collision beam bending test device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014105204A1 (en) * | 2014-04-11 | 2015-10-15 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Automobile tail |
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| Publication number | Publication date |
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| CN116534128A (en) | 2023-08-04 |
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