阅读说明：本技术 一种防撞耐冲击的汽车塑料件 (Anticollision impact-resistant automobile plastic part ) 是由 谈建明 于 2021-07-12 设计创作，主要内容包括：本发明公开了一种防撞耐冲击的汽车塑料件,属于汽车塑胶件技术领域,包括柔性气囊套,所述柔性气囊套一侧固定连接有塑料壳体,所述塑料壳体内腔固定连接有调节组件,所述调节组件内腔和塑料壳体内腔一侧均设有吸能组件,且两侧吸能组件之间啮合有传动组件。本发明中,此时能够主动齿辊相互之间无法转动并带动后侧连接的装配板和固定座进行移动,固定座移动能够带动两侧插置孔带动插置的插置杆拉动吸能环对吸能套和弹力柱进行抵接吸能,继而能够通过柔性的吸能套和弹力柱在反向吸能组件反正传导的辅助下实现对小面积偏置碰撞冲击的动能回收,继而能够有效提高装配后的吸能安全性和稳定性。(The invention discloses an anti-collision impact-resistant automobile plastic part, which belongs to the technical field of automobile plastic parts and comprises a flexible air bag sleeve, wherein one side of the flexible air bag sleeve is fixedly connected with a plastic shell, an inner cavity of the plastic shell is fixedly connected with an adjusting assembly, energy absorbing assemblies are arranged on the inner cavity of the adjusting assembly and one side of the inner cavity of the plastic shell, and a transmission assembly is meshed between the energy absorbing assemblies on the two sides. According to the invention, the active gear rollers can not rotate relative to each other and can drive the assembly plate and the fixing seat connected at the rear side to move, the fixing seat can drive the insertion holes at two sides to drive the inserted insertion rod to pull the energy absorption ring to abut against and absorb energy of the energy absorption sleeve and the elastic column, and then the kinetic energy recovery of small-area offset collision impact can be realized under the assistance of reverse and forward conduction of the reverse energy absorption assembly through the flexible energy absorption sleeve and the elastic column, so that the energy absorption safety and stability after assembly can be effectively improved.)

1. The utility model provides an anticollision shock-resistant automotive plastic spare, includes flexible gasbag cover (1), its characterized in that, flexible gasbag cover (1) one side fixedly connected with plastic housing (2), plastic housing (2) inner chamber fixedly connected with adjusting part (6), adjusting part (6) inner chamber and plastic housing (2) inner chamber one side all are equipped with energy-absorbing component (4), and the meshing has transmission assembly (5) between both sides energy-absorbing component (4), and plastic housing (2) inner chamber one side corresponds position cover with energy-absorbing component (4) one side and is equipped with content utricule (3), adjusting part (6) rear side is equipped with buffering subassembly (7), buffering subassembly (7) rear side is equipped with assembly subassembly (8).

2. An anti-collision impact-resistant automobile plastic part according to claim 1, wherein the energy-absorbing component (4) comprises a plurality of driving toothed rollers (402), the inner cavity of each driving toothed roller (402) is embedded with a rotating shaft (403), the bottom of each rotating shaft (403) is provided with a bearing (405), each bearing (405) is embedded in one side of a clamping sleeve and an adjusting component (6) of plastic at a corresponding position, the top end of each rotating shaft (403) is fixedly connected with a driving wheel (404), the outer side walls of the plurality of driving wheels (404) close to one side of the content capsule body (3) are engaged with a driving chain (401), the outer side walls of the plurality of driving wheels (404) far away from the other side of the content capsule body (3) are sleeved with a fixing frame, and the opposite side of each driving toothed roller (402) at two sides is engaged with one side of the driving component (5).

3. An anti-collision and impact-resistant automobile plastic part according to claim 1, characterized in that the inner cavity of the inner containing body (3) is filled with elastic colloid, and the inner containing body (3) is a rubber body.

4. The anti-collision impact-resistant automobile plastic part according to claim 1, wherein the transmission assembly (5) comprises an engaging plate (501), tooth grooves (502) are formed in two sides of the engaging plate (501), the tooth grooves (502) are engaged with the energy absorbing assemblies (4) in corresponding positions, telescopic rods (503) are fixedly connected to two ends of one side of the engaging plate (501), the telescopic rods (503) are fixedly connected to one side of an inner cavity of the plastic shell (2), a first spring (504) is sleeved on the outer side wall of each telescopic rod (503), and two ends of each first spring (504) are fixedly connected with the engaging plate (501) and one side of the inner cavity of the plastic shell (2) in corresponding positions.

5. The automotive plastic part of claim 1, wherein the adjusting component (6) comprises a fixed seat (602), both ends of one side of the fixed seat (602) are fixedly connected with an assembling plate (601), one side of the assembling plate (601) is fixedly connected with the bottom of one side of the energy absorbing component (4), both ends of one side of the fixed seat (602) are respectively provided with an inserting hole (605), the inner cavity of the inserting hole (605) is sleeved with one side of the buffer component (7), one side of the fixed seat (602) is provided with a mounting hole (604), a connecting plate (606) is connected in the mounting hole (604) through a fixing bolt thread, the cross section of the connecting plate (606) is L-shaped, the connecting plate (606) is sleeved on one side of the top of the fixed seat (602), both sides of the connecting plate (606) are fixedly connected with fixed blocks (607), and the fixed blocks (607) are fixedly connected to one side of the inner cavity of the flexible airbag cover (1), one side of the fixed seat (602) is fixedly connected with an energy absorption plate (603) at a position corresponding to one side of the assembly plate (601) far away from the fixed seat, an energy absorption groove is formed in the bottom of the energy absorption plate (603), and one side of the energy absorption plate (603) is fixedly connected with a position corresponding to one side of the assembly component (8).

6. The automotive plastic part as claimed in claim 1, wherein the buffer assembly (7) comprises an insertion rod (702) inserted at a corresponding position on one side of the adjusting assembly (6), an energy absorption ring (701) is fixedly connected to one side of the insertion rod (702), a connecting rod (703) is fixedly connected to one side of the energy absorption ring (701), an energy absorption sleeve (704) is sleeved on the outer side wall of the connecting rod (703), an inner cavity on one side of the energy absorption sleeve (704) is tightly matched with the connecting rod (703), an elastic column (705) is fixedly connected between the energy absorption sleeves (704) on two sides, a second spring (706) is sleeved on the outer side wall of the elastic column (705), and two ends of the second spring (706) are respectively fixedly connected with the corresponding positions on one side of the energy absorption sleeves (704) on two sides.

7. A crashworthy and impact-resistant automotive plastic part according to claim 6, wherein the energy-absorbing sleeve (704) and the elastic column (705) are plastic energy-absorbing members, and the cavity of the energy-absorbing sleeve (704) is filled with plastic bodies.

8. An impact-resistant automotive plastic part according to claim 1, characterized in that the assembly component (8) comprises a mounting plate (801), wherein a mounting rod (802) is fixedly connected to both ends of one side of the mounting plate (801), and the mounting rod (802) is fixedly connected to the frame of an external vehicle.

9. A crash-proof and impact-resistant automotive plastic part according to claim 5, characterized in that said energy-absorbing plate (603) is an aluminum stamped member and the energy-absorbing channel has a triangular cross-sectional shape.

Technical Field

The invention belongs to the technical field of automobile plastic parts, and particularly relates to an anti-collision and impact-resistant automobile plastic part.

Background

In order to ensure the safety performance of the automobile, an energy-absorbing bumper is generally required to be installed on the front side, and in order to absorb impact, most automobile parts are injection-molded parts so as to improve the impact protection capability.

The existing plastic parts of automobiles cannot well satisfy the action of slight impact energy absorption, and Chinese patent document CN101376376B discloses a collision limiting system (1) of an automobile (7), which is provided with a decorative element (8) and a lower structure (9) of a safety lever. The bumper substructure (9) is spaced apart from the trim element (8) and is covered by the trim element (8). The bumper substructure (9) is arranged on a vehicle body (10) and has an element (11) which absorbs crash energy. The collision limiting system (1) is provided with a collision force transmission element arranged between the inlaid element (8) and the lower structure (9) of the bumper, so that different appearance styles or designs can be suitable or suitable in a cross-platform mode, but when the collision limiting system is in actual use, a fixed automobile plastic part is easy to break due to slight impact after assembly caused by collision, the energy absorption treatment of automobile movement is further influenced, the collision resistance and the impact resistance are influenced, and the use requirement cannot be well met.

Disclosure of Invention

The invention aims to: the anti-collision and impact-resistant automobile plastic part aims to solve the problems that the automobile plastic part after being fixed is easy to break due to slight impact after being assembled due to collision, the energy absorption treatment of automobile motion is influenced, and the anti-collision and impact-resistant performance is influenced.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an anticollision shock-resistant car working of plastics, includes flexible gasbag cover, flexible gasbag cover one side fixedly connected with plastic housing, plastic housing inner chamber fixedly connected with adjusting part, adjusting part inner chamber and plastic housing inner chamber one side all are equipped with the energy-absorbing subassembly, and the meshing has drive assembly between the energy-absorbing subassembly of both sides, and plastic housing inner chamber one side corresponds position cover with energy-absorbing subassembly one side and is equipped with the content utricule, the adjusting part rear side is equipped with the buffering subassembly, the buffering subassembly rear side is equipped with the assembly subassembly.

As a further description of the above technical solution:

energy-absorbing subassembly includes a plurality of initiative fluted roller, and initiative fluted roller inner chamber inlays and is equipped with the pivot, and the pivot bottom is equipped with the bearing, and the bearing inlays cutting ferrule and the adjusting part one side of locating corresponding position plastics, and pivot top fixedly connected with drive wheel, and it has the driving chain to be close to the meshing of a plurality of drive wheel lateral walls of content utricule one side, and keep away from a plurality of drive wheel lateral wall covers of content utricule opposite side and be equipped with fixed frame, and both sides initiative fluted roller opposite face one side all meshes with drive assembly one side mutually.

As a further description of the above technical solution:

the inner cavity of the inner capsule body is filled with elastic colloid, and the inner capsule body is a rubber capsule body.

As a further description of the above technical solution:

the transmission assembly comprises an engagement plate, tooth grooves are formed in two sides of the engagement plate and are engaged with the energy absorption assemblies in corresponding positions, telescopic rods are fixedly connected to two ends of one side of the engagement plate and are fixedly connected to one side of an inner cavity of the plastic shell, a first spring is sleeved on the outer side wall of each telescopic rod, and two ends of each first spring are fixedly connected with the corresponding positions of the engagement plate and one side of the inner cavity of the plastic shell respectively.

As a further description of the above technical solution:

the adjusting part comprises a fixing base, the equal fixedly connected with assembly plate in fixing base one side both ends, assembly plate one side and energy-absorbing component one side bottom fixed connection, the insertion hole has all been seted up at fixing base one side both ends, the insertion hole inner chamber cup joints with buffering subassembly one side mutually, the mounting hole has been seted up to fixing base one side, and has the connecting plate through fixing bolt threaded connection in the mounting hole, and the shape of cross section of connecting plate is L shape, and the connecting plate cover is established in fixing base top one side, and the equal fixedly connected with fixed block in connecting plate both sides, fixed block fixed connection is in flexible gasbag cover inner chamber one side, fixing base one side corresponds position fixedly connected with energy-absorbing plate with one side of keeping away from assembly plate, and energy-absorbing plate bottom has seted up the energy-absorbing groove, and energy-absorbing plate one side corresponds position fixed connection with assembly one side.

As a further description of the above technical solution:

the buffer assembly comprises an inserting rod inserted at a corresponding position on one side of the adjusting assembly, one side of the inserting rod is fixedly connected with an energy absorbing ring, one side of the energy absorbing ring is fixedly connected with a connecting rod, an energy absorbing sleeve is sleeved on the outer side wall of the connecting rod, an inner cavity on one side of the energy absorbing sleeve is tightly matched with the connecting rod, an elastic column is fixedly connected between the two side energy absorbing sleeves, a second spring is sleeved on the outer side wall of the elastic column, and two ends of the second spring are fixedly connected with one side of the two side energy absorbing sleeves respectively.

As a further description of the above technical solution:

the energy-absorbing sleeve and the elastic column are plastic energy-absorbing members, and a plastic body is filled in the inner cavity of the energy-absorbing sleeve.

As a further description of the above technical solution:

the assembly component comprises a mounting plate, wherein mounting rods are fixedly connected to two ends of one side of the mounting plate, and the mounting rods are fixedly connected with the position of an external vehicle frame.

As a further description of the above technical solution:

the energy absorption plate is an aluminum stamping component, and the cross section of the energy absorption groove is triangular.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. in the invention, through the designed energy absorption component, when a vehicle is impacted, the external flexible air bag sleeve can be stressed to realize primary energy absorption through the plastic shell, and simultaneously, impact conduction to the energy absorption component can be realized under the adaptation of the flexible content capsule body, the impact force of offset collision can realize transmission through the full fit of the content capsule body on one side and the driving toothed roller, the driving toothed roller can drive the meshing plate on the other side to move through the tooth socket after being stressed and deflected, the meshing plate can realize energy absorption and shock absorption by pulling the telescopic rod and the first spring when moving, the rack on the other side of the meshing plate can drive the meshed driving toothed roller to rotate, the driving toothed rollers can drive the assembling plate and the fixing seat which are connected on the rear side to do movement, the fixing seat can drive the inserting rods which are inserted on two sides to drive the inserting rods which are inserted to pull the energy absorption rings to abut against and absorb energy of the elastic column, and then the kinetic energy recovery of small-area offset collision impact can be realized under the assistance of reverse and forward conduction of the reverse energy-absorbing assembly through the flexible energy-absorbing sleeve and the elastic column, and then the energy-absorbing safety and the stability after assembly can be effectively improved.

2. According to the invention, through the designed energy-absorbing sleeve and the spring, the energy-absorbing sleeve can realize the abutting absorption of the transverse impact of the front flexible airbag sleeve through the insertion of the internal connecting rod, meanwhile, the absorption of the deflection kinetic energy can be realized through the connection of the energy-absorbing sleeve and the insertion rod, and after the energy-absorbing sleeve is subjected to energy absorption and reset, the front fixed seat and the energy-absorbing plate can be driven to reset through elasticity, so that the sustainable durability can be effectively improved, the adaptive energy-absorbing capability to small-area offset collision can be further ensured, and the anti-collision and impact resistance can be further effectively improved.

3. According to the invention, through the designed energy absorption component, the transmission chain can realize rapid transmission of impact through the joint with the driving wheel at the top of the driving toothed roller, and then the transmission chain can be adapted to transmit impact force to a plurality of driving toothed rollers through the transmission chain when a single driving toothed roller is impacted, so that the meshing transmission of one side of the meshing plate can be improved, and the transmission precision of the impact on the energy absorption can be ensured.

Drawings

FIG. 1 is a schematic view of a three-dimensional disassembled structure of an anti-collision impact-resistant automobile plastic part according to the present invention;

FIG. 2 is a schematic view of an assembly structure of an adjustment assembly of an anti-collision and impact-resistant automotive plastic part according to the present invention;

FIG. 3 is a schematic view of an assembly structure of an energy absorption assembly of an anti-collision and impact-resistant automotive plastic part according to the present invention;

FIG. 4 is a schematic perspective view of an energy absorbing plate of an anti-collision and impact-resistant automotive plastic part according to the present invention;

FIG. 5 is a schematic perspective view of a plastic housing of an anti-collision impact-resistant automotive plastic part according to the present invention;

fig. 6 is a schematic perspective view of an anti-collision and impact-resistant automotive plastic part according to the present invention.

Illustration of the drawings:

1. a flexible bladder sleeve; 2. a plastic housing; 3. a content capsule; 4. an energy absorbing assembly; 401. a drive chain; 402. a driving toothed roller; 403. a rotating shaft; 404. a driving wheel; 405. a gear; 5. a transmission assembly; 501. an engaging plate; 502. a tooth socket; 503. a telescopic rod; 504. a first spring; 6. an adjustment assembly; 601. assembling a plate; 602. a fixed seat; 603. an energy absorbing plate; 604. mounting holes; 605. inserting holes; 606. a connecting plate; 607. a fixed block; 7. a buffer assembly; 701. an energy absorbing ring; 702. an insertion rod; 703. a connecting rod; 704. an energy absorbing sleeve; 705. an elastic column; 706. a second spring; 8. assembling the components; 801. mounting a plate; 802. and (5) installing a rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides an anticollision shock-resistant automobile plastic spare, includes flexible gasbag cover 1, 1 one side fixedly connected with plastic housing 2 of flexible gasbag cover, 2 inner chamber fixedly connected with adjusting part 6 of plastic housing, 6 inner chambers of adjusting part and 2 inner chambers of plastic housing one side all are equipped with energy-absorbing component 4, and the meshing has drive assembly 5 between the energy-absorbing component 4 of both sides, and 2 inner chambers of plastic housing one side correspond the position cover with energy-absorbing component 4 one side and are equipped with content utricule 3, 6 rear sides of adjusting part are equipped with buffer unit 7, 7 rear sides of buffer unit are equipped with assembly 8.

Energy-absorbing subassembly 4 includes a plurality of initiative fluted roller 402, and initiative fluted roller 402 inner chamber inlays and is equipped with pivot 403, and pivot 403 bottom is equipped with bearing 405, and bearing 405 inlays and locates the cutting ferrule and the 6 one side of adjusting part of corresponding position plastics, and pivot 403 top fixedly connected with drive wheel 404, and it has driving chain 401 to be close to the meshing of a plurality of drive wheel 404 lateral walls of content utricule 3 one side, and keeps away from a plurality of drive wheel 404 lateral wall covers of content utricule 3 opposite side and be equipped with fixed frame, and both sides initiative fluted roller 402 opposite face one side all meshes with drive assembly 5 one side mutually, the content utricule 3 inner chamber is filled with elastic colloid, and content utricule 3 is the rubber capsule body.

The implementation mode is specifically as follows: the driving gear of laminating carries out power conduction to the impact energy-absorbing through flexible content utricule 3 realization, improves whole transmission stability to initiative fluted roller 402 is more stable through the rotation of bottom pivot 403, and one side drive wheel 404 lateral wall cover establishes fixed frame and can realize the whole transmission of impact force powerful and carry out the energy-absorbing through rear side buffering subassembly 7 and handle.

The transmission assembly 5 comprises an engagement plate 501, tooth grooves 502 are formed in two sides of the engagement plate 501, the tooth grooves 502 are engaged with the energy absorption assembly 4 in a corresponding position, telescopic rods 503 are fixedly connected to two ends of one side of the engagement plate 501, the telescopic rods 503 are fixedly connected to one side of the inner cavity of the plastic shell 2, a first spring 504 is sleeved on the outer side wall of the telescopic rods 503, two ends of the first spring 504 are fixedly connected with the engagement plate 501 and one side of the inner cavity of the plastic shell 2 in a corresponding position respectively, the adjusting assembly 6 comprises a fixing seat 602, two ends of one side of the fixing seat 602 are fixedly connected with an assembly plate 601, one side of the assembly plate 601 is fixedly connected with the bottom of one side of the energy absorption assembly 4, insertion holes 605 are formed in two ends of one side of the fixing seat 602, the inner cavity of the insertion holes 605 is sleeved with one side of the buffer assembly 7, a mounting hole 604 is formed in one side of the fixing seat 602, and a connecting plate 606 is connected in the mounting hole 604 through a fixing bolt thread, and the cross sectional shape of connecting plate 606 is the L shape, and the connecting plate 606 cover is established in fixing base 602 top one side, and the equal fixedly connected with fixed block 607 in connecting plate 606 both sides, fixed block 607 fixed connection is in flexible gasbag cover 1 inner chamber one side, fixing base 602 one side corresponds position fixedly connected with energy-absorbing plate 603 with keeping away from assembly plate 601 one side, and energy-absorbing plate 603 bottom has been seted up energy-absorbing groove, and energy-absorbing plate 603 one side corresponds position fixed connection with assembly subassembly 8 one side.

As shown in fig. 2 to 3, the embodiment specifically is: the connecting plate 606 can realize connection limitation on the assembly plate 601 through the fixing bolts on the two sides, and then assembly stability is realized through modular assembly to the assembly replacement of the driving toothed roller 402 after the front side energy absorption assembly 4 is damaged.

The buffer component 7 comprises an insertion rod 702 inserted at a corresponding position on one side of the adjusting component 6, one side of the insertion rod 702 is fixedly connected with an energy-absorbing ring 701, one side of the energy-absorbing ring 701 is fixedly connected with a connecting rod 703, the outer side wall of the connecting rod 703 is sleeved with an energy-absorbing sleeve 704, the inner cavity on one side of the energy-absorbing sleeve 704 is tightly matched with the connecting rod 703, an elastic column 705 is fixedly connected between the energy-absorbing sleeves 704 on two sides, the outer side wall of the elastic column 705 is sleeved with a second spring 706, two ends of the second spring 706 are respectively fixedly connected with corresponding positions on one sides of the energy-absorbing sleeves 704 on two sides, the energy-absorbing sleeve 704 and the elastic column 705 are both plastic energy-absorbing members, the inner cavity of the energy-absorbing sleeve 704 is filled with a plastic body, the assembling component 8 comprises a mounting plate 801, two ends on one side of the mounting plate 801 are both fixedly connected with mounting rods 802, the mounting rods 802 are fixedly connected with the positions of an external vehicle frame, and the energy-absorbing plate 603 is an aluminum stamping member, the cross section of the energy absorption groove is triangular.

As shown in fig. 1, the embodiment specifically includes: the assembly component 8 can realize the assembly stability of the frame position, the aluminum energy-absorbing plate 603 can realize the energy-absorbing treatment of the assembly position when the impact is increased, the impact is prevented from being excessively influenced to the energy-absorbing treatment capacity of the frame, and the energy-absorbing sleeve 704 can ensure the assembly stability through the close fit with the connecting rod 703, so that the treatment requirement of the frame can be improved.

The working principle is as follows: when the energy absorption flexible airbag is used, when a vehicle is impacted, the stress of the external flexible airbag sleeve 1 is primarily absorbed through the plastic shell 2, the impact force of offset collision is transmitted by fully attaching the content capsule body 3 and the driving toothed roller 402 on one side, the driving toothed roller 402 can drive the meshing plate 501 on the other side to move through the tooth groove 502 after being stressed and deflected, the energy absorption and the shock absorption can be realized by pulling the telescopic rod 503 and the first spring 504 when the meshing plate 501 moves, the rack on the other side of the meshing plate 501 can drive the meshed driving toothed roller 402 to rotate to drive the assembly plate 601 and the fixing seat 602 which are connected on the rear side to move, and the fixing seat 602 can drive the inserting rods 702 which are inserted into the inserting holes 605 on the two sides to pull the energy absorption ring 701 to abut against the energy absorption sleeve 704 and the elastic column 705 for energy absorption.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.