CN113043981A - Effectual vehicle rear protective fence assembly of bradyseism - Google Patents
Effectual vehicle rear protective fence assembly of bradyseism Download PDFInfo
- Publication number
- CN113043981A CN113043981A CN202110338804.2A CN202110338804A CN113043981A CN 113043981 A CN113043981 A CN 113043981A CN 202110338804 A CN202110338804 A CN 202110338804A CN 113043981 A CN113043981 A CN 113043981A
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- plate
- fixedly connected
- sliding
- spring
- wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/56—Fittings damping bouncing force in truck collisions, e.g. bumpers; Arrangements on high-riding vehicles, e.g. lorries, for preventing vehicles or objects from running thereunder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Dampers (AREA)
Abstract
The invention relates to the technical field of rear vehicle protective guards, in particular to a rear vehicle protective guard assembly with good shock absorption effect, which comprises a supporting plate, a transfer plate, a middle plate, a limiting shaft, a baffle plate, a first connecting plate, a plurality of first springs, a second connecting plate, a double-end buffer device, a connecting block and a long plate, wherein the front part of the top end of the long plate is fixedly connected with a cylindrical slide rail; the buffer structure reduces the damage condition caused by external impact force, has lower maintenance cost, improves the effect of buffering the external impact force, and has higher protection performance.
Description
Technical Field
The invention relates to the technical field of rear vehicle protective guards, in particular to a rear vehicle protective guard assembly with a good shock absorption effect.
Background
When the rear part of the vehicle is impacted in the using process, if the rear protective guard is arranged on the vehicle, the rear protective guard is contacted with the impacting object, and the damage to the rear part of the vehicle is further reduced.
By way of retrieval, patent publication No. CN203651683U discloses a rear guard rail assembly for a vehicle, comprising: standing and supporting; the rear protective guard is arranged on the vertical support; wherein the rear protective fence is composed of a B-shaped pipe fitting. The utility model discloses rail guard assembly improves through part structures such as to back rail guard, upright support behind the vehicle, has alleviateed part weight under ensuring to have higher safeguard function prerequisite, and the cost is reduced has simplified the structure simultaneously.
The buffer device is easy to damage after being subjected to external impact force in the using process, the maintenance cost is high, the effect of buffering the external impact force is low, and the protection performance is low.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the vehicle rear protective guard assembly which has the advantages of reducing the damage condition after being subjected to external impact force, having lower maintenance cost, improving the effect of buffering the external impact force, having higher protectiveness and good shock absorption effect.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a vehicle rear protective guard assembly with good shock absorption effect comprises a supporting plate, wherein the front end of the supporting plate is connected with an adapter plate through a screw, the front end of the adapter plate is fixedly connected with a middle plate, four corner position areas of the middle plate are vertically matched with limiting shafts in a sliding manner, a baffle plate is arranged on the lower side of the middle plate, the top end of the baffle plate is connected with the bottom end of each limiting shaft, a first connecting plate is arranged on the upper side of the middle plate, a plurality of first springs are fixedly connected with the bottom end of the first connecting plate, the bottom end of each first spring is fixedly connected with the top end of the middle plate, the left part and the right part of the first connecting plate are rotatably connected with a second connecting plate through shafts, a double-head buffer device is arranged on the upper side of the first connecting plate, the output end of the double-head buffer device is fixedly connected with connecting blocks, and the lower part of each connecting block is rotatably connected with the upper part of the, the left part and the right part of the top end of the adapter plate are fixedly connected with a long plate, the front part of the top end of the long plate is fixedly connected with a cylindrical slide rail, the upper part of the cylindrical slide rail is in slide fit with a press plate, the rear part of the top end of the long plate is fixedly connected with a convex block, the top end of the convex block is fixedly connected with a fixed plate, the front end of the press plate is fixedly connected with a separation plate, the front end of the fixed plate is fixedly connected with a support sleeve, the front and back of the inner wall of the support sleeve are in slide fit with a slide pipe, a limit sleeve is arranged inside the slide pipe, the rear end of the limit sleeve is fixedly connected with the front end of the fixed plate, the front end of the limit sleeve is fixedly connected with a second spring, the front end of the second spring is fixedly connected with the front end of the inner wall of the slide pipe, the front end of, the rear end of the sliding shaft penetrates through the middle of the fixing plate.
Preferably, the top end of each connecting block is fixedly connected with a fixing sleeve, the upper part of each fixing sleeve is connected with a supporting ball in a spherical pair mode, the outer wall of each supporting ball is fixedly connected with a frame shaft, the top end of each frame shaft is fixedly connected with a rotating plate, a convex plate is arranged on the upper side of the double-head buffer device, and the left part and the right part of each convex plate are respectively and rotatably connected with the upper parts of the corresponding rotating plates through shafts.
Preferably, the top end of the convex plate is fixedly connected with a protective sleeve, the top left part and the top right part of the adapter plate are fixedly connected with clamping plates, and the outer wall of each clamping plate is in sliding fit with the inner wall of the protective sleeve.
Preferably, the double-ended buffer device comprises a frame tube, an output shaft is arranged on the frame tube in a left-right sliding fit mode, a first sliding plate is fixedly connected to one end, close to the middle of the frame tube, of the output shaft, two second sliding plates are arranged on the middle of the frame tube in a left-right sliding fit mode, each second sliding plate is fixedly connected with the corresponding end, corresponding to the output shaft, of each second sliding plate, a third spring is sleeved on the outer circumferential wall of each output shaft, and each third spring is located between each second sliding plate and the corresponding first sliding plate.
Preferably, a fourth spring is fixedly connected between opposite ends of the two second sliding plates, and a plurality of fifth springs are fixedly connected in front of the first sliding plate and the inner wall of the frame tube.
Preferably, the middle part of the bottom end of the baffle is fixedly connected with a transfer block, the bottom end of the transfer block is fixedly connected with a transfer ball, a spherical pair of the outer wall of the circumference of the transfer ball is connected with a connecting sleeve, and the bottom end of the connecting sleeve is fixedly connected with an anti-collision plate.
Preferably, the buffer is fixedly connected to the four corner position areas at the bottom end of the baffle.
(III) advantageous effects
Compared with the prior art, the invention provides the vehicle rear protective guard assembly with good cushioning effect, which has the following beneficial effects:
this rail guard assembly behind effectual vehicle of bradyseism, receive the impact force through the baffle and then drive the clamp plate and slide on the slide rail, and then compress the second spring, and then buffering partial baffle department receives the impact force after the striking, restrict the position of second spring through the stop collar, and slide in supporting the cover through the slip tube, and then reduce the deformation of sliding shaft and second spring, receive the impact force through the baffle after, the baffle drives spacing axle and first link and removes, and then drive the connecting block and remove, buffer partial impact force through double-end buffer, and further buffer the impact force that partial bottom received through first spring, cushion impact force through many places, reach the condition that easily damages after receiving external impact force, and the cost of maintenance is lower, improve the effect of buffering external impact force, the higher effect of protectiveness.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1A;
FIG. 3 is an enlarged view of a portion of FIG. 1 at B according to the present invention;
FIG. 4 is a left side view of the present invention;
FIG. 5 is a schematic top view of the second link plate, the connecting block and the convex plate according to the present invention.
In the figure: 1. a support plate; 2. an adapter plate; 3. a middle plate; 4. a limiting shaft; 5. a baffle plate; 6. a first connecting plate; 7. a first spring; 8. a second connecting plate; 9. connecting blocks; 10. a long plate; 11. a cylindrical slide rail; 12. pressing a plate; 13. a bump; 14. a fixing plate; 15. a partition plate; 16. a support sleeve; 17. a sliding tube; 18. a limiting sleeve; 19. a second spring; 20. a sliding shaft; 21. fixing a sleeve; 22. a support ball; 23. a frame shaft; 24. a rotating plate; 25. a convex plate; 26. a protective sleeve; 27. clamping a plate; 28. erecting a pipe; 29. an output shaft; 30. a first sliding plate; 31. a second sliding plate; 32. a third spring; 33. a fourth spring; 34. a fifth spring; 35. a transfer block; 36. transferring and receiving a ball; 37. connecting sleeves; 38. an anti-collision plate; 39. a buffer.
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.
Example (b):
referring to fig. 1-5, a vehicle rear guard rail assembly with good shock absorption effect comprises a support plate 1, wherein the front end of the support plate 1 is connected with an adapter plate 2 through a screw, the front end of the adapter plate 2 is fixedly connected with a middle plate 3, four corner positions of the middle plate 3 are vertically matched with limiting shafts 4 in a sliding manner, the lower side of the middle plate 3 is provided with a baffle plate 5, the top end of the baffle plate 5 is connected with the bottom ends of the limiting shafts 4, the upper side of the middle plate 3 is provided with a first connecting plate 6, the bottom end of the first connecting plate 6 is fixedly connected with a plurality of first springs 7, the bottom end of each first spring 7 is fixedly connected with the top end of the middle plate 3, the left part and the right part of the first connecting plate 6 are rotatably connected with a second connecting plate 8 through shafts, the upper side of the first connecting plate 6 is provided with a double-head buffer device, the double-head buffer device comprises a frame tube 28, the left sliding of the frame tube 28 is matched with an, two second sliding plates 31 are matched in the middle of the frame tube 28 in a left-right sliding mode, each second sliding plate 31 is fixedly connected with the opposite end of each corresponding output shaft 29, a third spring 32 is sleeved on the circumferential outer wall of each output shaft 29, and each third spring 32 is respectively positioned between the second sliding plate 31 and the corresponding first sliding plate 30; the fourth spring 33 is fixedly connected between the opposite ends of the two second sliding plates 31, and a plurality of fifth springs 34 are fixedly connected between the first sliding plate 30 and the inner wall of the frame tube 28; receive the elasticity that produces after the extrusion through fourth spring 33 and fifth spring 34, further reduce the impact force that receives, further improve buffering effect, double-end buffer's the equal fixedly connected with connecting block 9 of output.
Furthermore, the lower part of each connecting block 9 is rotatably connected with the upper part of each corresponding first connecting plate 6 through a shaft, the left part and the right part of the top end of the adapter plate 2 are fixedly connected with a long plate 10, the front part of the top end of the long plate 10 is fixedly connected with a cylindrical slide rail 11, the upper part of the cylindrical slide rail 11 is in sliding fit with a pressure plate 12, the rear part of the top end of the long plate 10 is fixedly connected with a convex block 13, the top end of the convex block 13 is fixedly connected with a fixed plate 14, the front end of the pressure plate 12 is fixedly connected with a partition plate 15, the front end of the fixed plate 14 is fixedly connected with a supporting sleeve 16, the inner wall of the supporting sleeve 16 is in sliding fit with a sliding tube 17 in a front-back sliding fit manner, a limiting sleeve 18 is arranged inside the sliding tube 17, the rear end of the limiting sleeve 18 is fixedly connected with the front end of the fixed plate 14, the front end of the limiting sleeve 18 is fixedly connected, the outer wall of the circumference of the sliding shaft 20 is in sliding fit with the middle part of the limiting sleeve 18 front and back, the rear end of the sliding shaft 20 penetrates through the middle part of the fixed plate 14, the top end of each connecting block 9 is fixedly connected with a fixed sleeve 21, the upper part of each fixed sleeve 21 is connected with a supporting ball 22 in a spherical pair mode, the outer wall of each supporting ball 22 is fixedly connected with a frame shaft 23, the top end of each frame shaft 23 is fixedly connected with a rotating plate 24, a convex plate 25 is arranged on the upper side of the double-head buffer device, and the left part and the right part of each convex plate 25 are respectively in rotating connection with the upper part of each; through the matching between the supporting ball 22 and the fixed sleeve 21 and the rotation of the rotating plate 24, the convex plate 25 is driven to move, so that the impact force on the upper convex plate 25 is reduced, the top end of the convex plate 25 is fixedly connected with a protective sleeve 26, the left part of the top end and the right part of the top end of the adapter plate 2 are both fixedly connected with clamping plates 27, and the outer wall of each clamping plate 27 is in sliding fit with the inner wall of the protective sleeve 26; the upper part of the whole body is protected by the protecting sleeve 26, so that the situation that sundries enter the inside is reduced, the use stability is further improved, the middle part of the bottom end of the baffle 5 is fixedly connected with the switching block 35, the bottom end of the switching block 35 is fixedly connected with the switching ball 36, the spherical pair of the circumferential outer wall of the switching ball 36 is connected with the connecting sleeve 37, and the bottom end of the connecting sleeve 37 is fixedly connected with the anti-collision plate 38; the posture of the anti-collision plate 38 is changed after the anti-collision plate 38 is stressed, so that the anti-collision plate 38 is inclined to the direction with larger stress, the transmission direction of the stressed impact force is further convenient to control, the buffer 39 is fixedly connected to the four corner positions of the bottom end of the baffle 5, and the buffer 39 is a conventional component which is commercially available and is well known by the technical personnel in the field, so that the details are not repeated; after the bumper 39 is impacted by the anti-collision plate 38, part of impact force is buffered, and the damage of the baffle 5 is further reduced; receive through baffle 15 and drive clamp plate 12 after the impact force and slide on the slide rail, and then compress second spring 19, and then buffer part baffle 15 department receives the impact force after the striking, limit the position of second spring 19 through stop collar 18, and slide in supporting sleeve 16 through slide tube 17, and then reduce the deformation of sliding shaft 20 and second spring 19, receive the impact force through baffle 5 after, baffle 5 drives spacing axle 4 and first connecting plate 6 and removes, and then drive connecting block 9 and remove, buffer part impact force through double-end buffer, and further buffer the impact force that partial bottom received through first spring 7, cushion impact force through many places, reach and reduce the fragile condition after receiving external impact force, maintenance cost is lower, improve the effect of buffering external impact force, the higher effect of protectiveness.
In summary, the working principle and working process of the vehicle rear guard rail assembly with good cushioning effect are that, when in use, the support plate 1 is fixedly connected with the rear part of a vehicle, the partition 15 drives the press plate 12 to slide on the slide rail after receiving impact force, so as to compress the second spring 19, so as to buffer the impact force after the impact on part of the partition 15, the position of the second spring 19 is limited by the limit sleeve 18, and the partition slides in the support sleeve 16 through the sliding pipe 17, so as to reduce the deformation of the sliding shaft 20 and the second spring 19, after receiving the impact force through the baffle 5, the baffle 5 drives the limit shaft 4 and the first connecting plate 6 to move, so as to drive the connecting block 9 to move, so as to buffer part of the impact force through the double-head buffer device, and further buffer part of the impact force received at the bottom through the first spring.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a rail guard assembly behind effectual vehicle of bradyseism which characterized in that: the buffer device comprises a supporting plate (1), wherein the front end of the supporting plate (1) is connected with an adapter plate (2) through a screw, the front end of the adapter plate (2) is fixedly connected with a middle plate (3), four corner position areas of the middle plate (3) are vertically matched with limiting shafts (4) in a sliding manner, a baffle (5) is arranged on the lower side of the middle plate (3), the top end of the baffle (5) is connected with the bottom end of each limiting shaft (4), a first connecting plate (6) is arranged on the upper side of the middle plate (3), a plurality of first springs (7) are fixedly connected with the bottom end of each first spring (7), the bottom end of each first spring (7) is fixedly connected with the top end of the middle plate (3), the left part and the right part of each first connecting plate (6) are rotatably connected with a second connecting plate (8) through shafts, and a double-head buffer device is arranged on the upper side of each first connecting plate (, the double-end buffer device is characterized in that the output ends of the double-end buffer device are fixedly connected with connecting blocks (9), the lower portion of each connecting block (9) is rotatably connected with the upper portion of each corresponding first connecting plate (6) through a shaft, the left portion of the top end and the right portion of the top end of the adapter plate (2) are fixedly connected with long plates (10), the front portions of the top ends of the long plates (10) are fixedly connected with cylindrical slide rails (11), press plates (12) are arranged on the upper portions of the cylindrical slide rails (11) in a left-right sliding fit mode, convex blocks (13) are fixedly connected with the rear portions of the top ends of the long plates (10), fixing plates (14) are fixedly connected with the top ends of the convex blocks (13), partition plates (15) are fixedly connected with the front ends of the press plates (12), support sleeves (16) are fixedly connected with the front ends of the fixing plates (14), sliding tubes (17) are arranged on the front and, the rear end of the limiting sleeve (18) is fixedly connected with the front end of the fixing plate (14), the front end of the limiting sleeve (18) is fixedly connected with a second spring (19), the front end of the second spring (19) is fixedly connected with the front end of the inner wall of the sliding tube (17), the front end of the inner wall of the sliding tube (17) is fixedly connected with a sliding shaft (20), the circumferential outer wall of the sliding shaft (20) is in front-back sliding fit with the middle of the limiting sleeve (18), and the rear end of the sliding shaft (20) penetrates through the middle of the fixing plate (14); the middle part of the bottom end of the baffle (5) is fixedly connected with a transfer block (35), the bottom end of the transfer block (35) is fixedly connected with a transfer ball (36), a spherical pair of the circumferential outer wall of the transfer ball (36) is connected with a connecting sleeve (37), and the bottom end of the connecting sleeve (37) is fixedly connected with an anti-collision plate (38); the bottom four corners position area of baffle (5) all fixedly connected with buffer (39).
2. The vehicle rear guard rail assembly with good shock absorption effect as claimed in claim 1, wherein: the top end of each connecting block (9) is fixedly connected with a fixing sleeve (21), the upper part of each fixing sleeve (21) is connected with a supporting ball (22) in a spherical pair mode, the outer wall of each supporting ball (22) is fixedly connected with a frame shaft (23), the top end of each frame shaft (23) is fixedly connected with a rotating plate (24), a convex plate (25) is arranged on the upper side of the double-head buffer device, and the left part and the right part of each convex plate (25) are respectively in rotating connection with the upper parts of the corresponding rotating plates (24) through shafts.
3. The vehicle rear guard rail assembly with good shock absorption effect as claimed in claim 1, wherein: the top end fixedly connected with lag (26) of flange (25), the equal fixedly connected with cardboard (27) in top left part and the top right part of keysets (2), each the outer wall of cardboard (27) all with the inner wall sliding fit of lag (26).
4. The vehicle rear guard rail assembly with good shock absorption effect as claimed in claim 1, wherein: the double-end buffer device comprises a frame pipe (28), an output shaft (29) is arranged on the frame pipe (28) in a left-right sliding fit mode, a first sliding plate (30) is fixedly connected to one end, close to the middle of the frame pipe (28), of the output shaft (29), two second sliding plates (31) are arranged on the middle of the frame pipe (28) in a left-right sliding fit mode, each second sliding plate (31) is fixedly connected with the corresponding end of the corresponding output shaft (29), a third spring (32) is sleeved on the outer circumferential wall of each output shaft (29), and each third spring (32) is located between each second sliding plate (31) and the corresponding first sliding plate (30).
5. The vehicle rear guard rail assembly with good shock absorption effect as claimed in claim 1, wherein: a fourth spring (33) is fixedly connected between the opposite ends of the two second sliding plates (31), and a plurality of fifth springs (34) are fixedly connected in front of the first sliding plate (30) and the inner wall of the frame tube (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110338804.2A CN113043981B (en) | 2021-03-30 | 2021-03-30 | Effectual vehicle rear protective fence assembly of bradyseism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110338804.2A CN113043981B (en) | 2021-03-30 | 2021-03-30 | Effectual vehicle rear protective fence assembly of bradyseism |
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| Publication Number | Publication Date |
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| CN113043981A true CN113043981A (en) | 2021-06-29 |
| CN113043981B CN113043981B (en) | 2022-09-02 |
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| CN202110338804.2A Active CN113043981B (en) | 2021-03-30 | 2021-03-30 | Effectual vehicle rear protective fence assembly of bradyseism |
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