CN210083134U - Buffering and damping automobile front bumper - Google Patents

Buffering and damping automobile front bumper Download PDF

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Publication number
CN210083134U
CN210083134U CN201920699567.0U CN201920699567U CN210083134U CN 210083134 U CN210083134 U CN 210083134U CN 201920699567 U CN201920699567 U CN 201920699567U CN 210083134 U CN210083134 U CN 210083134U
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China
Prior art keywords
rod
spring
bumper
fixing
outside
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Active
Application number
CN201920699567.0U
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Chinese (zh)
Inventor
孙新春
赵国欢
王宝利
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Shenyang Minghua Mould Plastic Science & Technology Co Ltd
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Shenyang Minghua Mould Plastic Science & Technology Co Ltd
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Priority to CN201920699567.0U priority Critical patent/CN210083134U/en
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Abstract

The utility model discloses a buffering shock attenuation car front bumper relates to car front bumper technical field, including the device main part, the inboard of device main part is provided with built-in groove, the inboard in built-in groove is provided with the second dead lever, the runner is installed in the outside of second dead lever, the sponge layer is installed in the outside of runner. First spring shrink carries out the first shock attenuation of buffering, the push rod impels to first spout, make the second spring carry out the secondary shock attenuation of buffering, the better shock attenuation effect of playing of twice buffering shock attenuation like this, when the traffic accident takes place for the vehicle, can roll when the runner that the outside of device main part set up supports colliding with the thing and the sponge layer can certain degree protection vehicle and increase its frictional force, make the better remain stable of vehicle, the effectual fixed block that supports of third spring that inside set up, the locating piece sets up convenient to detach fixedly with the threaded rod nut, also be convenient for change better protection vehicle when the bumper goes wrong.

Description

Buffering and damping automobile front bumper
Technical Field
The utility model relates to a car front bumper technical field specifically is a buffering shock attenuation car front bumper.
Background
The bumper of the automobile is a safety device which absorbs and relaxes the external impact force and protects the front and rear parts of the automobile body. The plastic bumper is composed of three parts of an outer plate, a buffer material, a cross beam and the like. The outer plate and the buffer material are attached to the cross beam, and the cross beam is connected with the frame longitudinal beam through screws and can be detached at any time. The plastic used in such plastic bumpers is generally made of two materials, polyester and polypropylene, by injection molding, and is located in the majority of the area in front of and behind the vehicle and is superficially designed to avoid damage to the vehicle exterior to the vehicle safety system, which has the ability to reduce injury to the occupants during high speed crashes.
However, the conventional front bumper of the automobile has an unsatisfactory anti-collision function, and the accident level is easily increased due to the secondary collision of the automobile body after a dangerous event occurs. Accordingly, those skilled in the art have provided a cushion automobile front bumper to solve the problems set forth in the background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a buffering shock attenuation car front bumper to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a buffering shock attenuation car front bumper, includes the device main part, the inboard of device main part is provided with built-in groove, the inboard in built-in groove is provided with the second dead lever, the runner is installed in the outside of second dead lever, the sponge layer is installed in the outside of runner, the outer end of device main part is provided with first dead lever, the one end of first dead lever is provided with the push rod, first spring is installed in the outside of push rod, the outside of first spring is provided with the connecting rod, the outside of connecting rod is provided with the nut, the inboard of nut is provided with the threaded rod, the outside of threaded rod is provided with the second spout, the fixed block is installed to the outer end of second spout, the lower extreme of fixed block is provided with the third spring, the one end of threaded rod.
As a further aspect of the present invention: the device comprises a device body, a rotating wheel, a first fixing rod, a second fixing rod and a built-in groove, wherein the built-in groove is formed in the device body, the two built-in grooves are located at two ends of the device body, the second fixing rod is connected with the device body in a welded mode through the built-in grooves, the rotating wheel is provided with small holes, the small holes are identical to the second fixing rod in outer diameter size, and the rotating wheel penetrates through the second fixing rod. The sponge layer is connected with the rotating wheel in a gluing mode.
As a further aspect of the present invention: the first fixing rods are arranged in two and are respectively arranged at two ends of the inner side of the device body, the first fixing rods are welded with the device body, the first springs are arranged in two and are respectively arranged on the inner sides of the first fixing rods, and the connecting rods are fixedly connected with the first fixing rods through the first springs.
As a further aspect of the present invention: the inner side of the first fixing rod is provided with a first sliding groove, the inner side of the first sliding groove is provided with a second spring, the lower end of the push rod is provided with a sealing plug, the outer diameter of the sealing plug is the same as that of the first sliding groove, and the push rod is connected with the first sliding groove in a sliding mode through the sealing plug.
As a further aspect of the present invention: the second spring is fixedly connected with the sealing plug, the second spring is slidably connected with the first sliding groove, and the second spring is connected with the first fixing rod in a welding mode.
As a further aspect of the present invention: the nut welded connection threaded rod, threaded rod welded connection locating piece, the locating piece passes through threaded rod sliding connection and connects the connecting rod, threaded rod threaded connection second spout.
As a further aspect of the present invention: the inboard of connecting rod is provided with the recess, the third spring is provided with two altogether, arranges the recess both ends respectively in, fixed block welded connection threaded rod, the fixed block passes through threaded rod sliding connection recess, third spring fixed connection fixed block.
Compared with the prior art, the beneficial effects of the utility model are that:
1. after the vehicle bumps, first spring shrink carries out buffering shock attenuation for the first time to the push rod impels to first spout, causes the second spring to carry out the secondary and cushions the shock attenuation, and the better shock attenuation effect that plays of twice buffering shock attenuation like this, thereby the protection vehicle.
2. When a car accident happens to the vehicle, the rotating wheels arranged on the outer side of the device main body roll when abutting against a collision object, and the sponge layer can protect the vehicle to a certain extent and increase the friction force of the vehicle, so that the vehicle can be kept stable better.
3. The effectual fixed block that supports of third spring that inside set up to the condition that moves back appears in the threaded rod, the setting convenient to detach of locating piece and threaded rod nut is fixed, has portably operated personnel's operation, also is convenient for change better protection vehicle when the bumper goes wrong.
Drawings
FIG. 1 is a schematic view of a front bumper of a cushioning automobile;
FIG. 2 is a schematic view of a spring damper in a cushioned bumper of an automobile;
FIG. 3 is a schematic structural view of a crash-proof mechanism in a front bumper of a cushioning automobile;
fig. 4 is a schematic structural view of a positioning device in a front bumper of a buffering and damping automobile.
In the figure: 1. a device main body; 2. a first fixing lever; 3. a connecting rod; 4. a push rod; 5. a first spring; 6. a nut; 7. a built-in groove; 8. a sponge layer; 9. a rotating wheel; 10. a sealing plug; 11. a first chute; 12. a second spring; 13. a second fixing bar; 14. a third spring; 15. a fixed block; 16. a second chute; 17. a threaded rod; 18. and (5) positioning the blocks.
Detailed Description
Referring to fig. 1 to 4, in an embodiment of the present invention, a buffering and damping automobile front bumper comprises an apparatus main body 1, an inner groove 7 is disposed inside the apparatus main body 1, a second fixing rod 13 is disposed inside the inner groove 7, a rotating wheel 9 is mounted outside the second fixing rod 13, a sponge layer 8 is mounted outside the rotating wheel 9, a first fixing rod 2 is disposed outside the apparatus main body 1, a push rod 4 is disposed at one end of the first fixing rod 2, a first spring 5 is mounted outside the push rod 4, a connecting rod 3 is disposed outside the first spring 5, two first fixing rods 2 are disposed at two ends of the inner side of the apparatus main body 1, respectively, the first fixing rod 2 is welded to the apparatus main body 1, two first springs 5 are disposed at two ends of the first fixing rod 2, respectively, the connecting rod 3 is fixedly connected to the first fixing rod 2 through the first spring 5, the outer side of the connecting rod 3 is provided with a nut 6, the inner side of the nut 6 is provided with a threaded rod 17, the outer side of the threaded rod 17 is provided with a second sliding chute 16, the outer end of the second sliding chute 16 is provided with a fixed block 15, the lower end of the fixed block 15 is provided with a third spring 14, and one end of the threaded rod 17 is provided with a positioning block 18.
In fig. 3: the built-in grooves 7 are arranged at two ends of the device body 1, the second fixing rods 13 are connected with the device body 1 in a welded mode through the built-in grooves 7, small holes identical to the outer diameter of the second fixing rods 13 are formed in the positions, corresponding to the second fixing rods 13, of the rotating wheels 9, and the rotating wheels 9 penetrate through the second fixing rods 13 and are connected with the second fixing rods 13 in a rotating mode. The runner 9 is connected in the 8 veneer of sponge layer, and when the car accident took place for the vehicle, the runner 9 that the outside of device main part 1 set up can roll when propping up the bump and sponge layer 8 can certain degree protection vehicle and increase its frictional force for the better remain stable of vehicle.
In fig. 2: the inboard of first dead lever 2 is provided with first spout 11, the inboard of first spout 11 is provided with second spring 12, the lower extreme of push rod 4 is provided with sealing plug 10, sealing plug 10 is the same with 11 external diameter sizes of first spout, push rod 4 passes through sealing plug 10 and 11 sliding connection of first spout, second spring 12 fixed connection sealing plug 10, first spout 11 of 12 sliding connection of second spring, the first dead lever 2 of 12 welded connection of second spring, after the vehicle bumps, first spring 5 shrink carries out the first shock attenuation of buffering, thereby push rod 4 impels to first spout 11, cause second spring 12 to carry out the secondary buffering shock attenuation, the better shock attenuation effect that plays of twice buffering shock attenuation like this, thereby protect the vehicle, the secondary buffering shock attenuation is more effectual has played the shock attenuation effect of buffering.
In fig. 4: nut 6 welded connection threaded rod 17, threaded rod 17 welded connection locating piece 18, locating piece 18 passes through threaded rod 17 sliding connection connecting rod 3, threaded rod 17 threaded connection second spout 16, the inboard of connecting rod 3 is provided with the recess, third spring 14 is provided with two altogether, arrange the recess both ends respectively, fixed block 15 welded connection threaded rod 17, fixed block 15 passes through threaded rod 17 sliding connection recess, third spring 14 fixed connection fixed block 15, the effectual fixed block 15 that supports of third spring 14 of inside setting, in order to avoid threaded rod 17 the condition that moves back to appear, locating piece 18 is fixed with threaded rod 17 nut 6's setting convenient to detach, operating personnel's operation has been portably made things convenient for, also be convenient for when the bumper goes wrong and change better protection vehicle.
The utility model discloses a theory of operation is: the positioning block 18 is aligned in a positioning groove reserved in a vehicle, the nut 6 is rotated so that the threaded rod 17 is in threaded connection with the inner side second chute 16, the positioning block 18 is pushed to stably clamp the vehicle, the third spring 14 arranged in the positioning block effectively supports against the fixed block 15 to prevent the threaded rod 17 from retreating, the positioning block 18 and the threaded rod 17 are arranged and fixed conveniently, operation of an operator is facilitated, the better vehicle is protected when a bumper fails, after the vehicle collides, the first spring 5 contracts to perform first buffering and shock absorption, the push rod 4 is pushed towards the first chute 11 to cause the second spring 12 to perform secondary buffering and shock absorption, so that the secondary buffering and shock absorption better plays a shock absorption effect to protect the vehicle, when the vehicle collides, the rotating wheel 9 arranged on the outer side of the device main body 1 rolls when abutting on a collision object, and the sponge layer 8 can protect the vehicle to a certain extent and increase the friction force, so that the vehicle is better kept stable.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a buffering shock attenuation car front bumper, includes device main part (1), its characterized in that, the inboard of device main part (1) is provided with built-in groove (7), the inboard of built-in groove (7) is provided with second dead lever (13), runner (9) are installed in the outside of second dead lever (13), sponge layer (8) are installed in the outside of runner (9), the outer end of device main part (1) is provided with first dead lever (2), the one end of first dead lever (2) is provided with push rod (4), first spring (5) are installed in the outside of push rod (4), the outside of first spring (5) is provided with connecting rod (3), the outside of connecting rod (3) is provided with nut (6), the inboard of nut (6) is provided with threaded rod (17), the outside of threaded rod (17) is provided with second spout (16), a fixing block (15) is installed at the outer end of the second sliding groove (16), a third spring (14) is arranged at the lower end of the fixing block (15), and a positioning block (18) is arranged at one end of the threaded rod (17).
2. The automobile front bumper with the buffer and the shock absorption functions as claimed in claim 1, wherein the number of the built-in grooves (7) is two, the two built-in grooves are located at two ends of the device body (1), the second fixing rod (13) is connected with the device body (1) in a welding mode through the built-in grooves (7), small holes with the same size as the outer diameter of the second fixing rod (13) are formed in the positions, corresponding to the second fixing rod (13), of the rotating wheels (9), and the rotating wheels (9) penetrate through the second fixing rod (13) and are connected with the second fixing rod (13) in a rotating mode; the sponge layer (8) is connected with the rotating wheel (9) in a gluing way.
3. A buffer damping automobile front bumper according to claim 1, characterized in that, the number of the first fixing rods (2) is two, and the two fixing rods are respectively arranged at two ends of the inner side of the device body (1), the first fixing rods (2) are welded with the device body (1), the number of the first springs (5) is two, and the two springs are respectively arranged at the inner side of the first fixing rods (2), and the connecting rod (3) is fixedly connected with the first fixing rods (2) through the first springs (5).
4. A buffer damping automobile front bumper according to claim 1, characterized in that a first sliding groove (11) is arranged on the inner side of the first fixing rod (2), a second spring (12) is arranged on the inner side of the first sliding groove (11), a sealing plug (10) is arranged at the lower end of the push rod (4), the outer diameter of the sealing plug (10) is the same as that of the first sliding groove (11), and the push rod (4) is slidably connected with the first sliding groove (11) through the sealing plug (10).
5. A shock-absorbing automobile front bumper according to claim 4, characterized in that the second spring (12) is fixedly connected with a sealing plug (10), the second spring (12) is slidably connected with the first sliding chute (11), and the second spring (12) is welded with the first fixing rod (2).
6. A buffer damping automobile front bumper according to claim 1, characterized in that the nut (6) is welded to a threaded rod (17), the threaded rod (17) is welded to a positioning block (18), the positioning block (18) is connected to the connecting rod (3) through the threaded rod (17) in a sliding manner, and the threaded rod (17) is connected to the second runner (16) in a threaded manner.
7. A buffer and shock-absorption automobile front bumper according to claim 6, characterized in that the inner side of the connecting rod (3) is provided with a groove, the number of the third springs (14) is two, the third springs are respectively arranged at two ends of the groove, the fixing block (15) is welded and connected with the threaded rod (17), the fixing block (15) is connected with the groove in a sliding mode through the threaded rod (17), and the third springs (14) are fixedly connected with the fixing block (15).
CN201920699567.0U 2019-05-16 2019-05-16 Buffering and damping automobile front bumper Active CN210083134U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920699567.0U CN210083134U (en) 2019-05-16 2019-05-16 Buffering and damping automobile front bumper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920699567.0U CN210083134U (en) 2019-05-16 2019-05-16 Buffering and damping automobile front bumper

Publications (1)

Publication Number Publication Date
CN210083134U true CN210083134U (en) 2020-02-18

Family

ID=69478527

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920699567.0U Active CN210083134U (en) 2019-05-16 2019-05-16 Buffering and damping automobile front bumper

Country Status (1)

Country Link
CN (1) CN210083134U (en)

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