CN213565762U

CN213565762U - Be applied to new energy automobile's protector

Info

Publication number: CN213565762U
Application number: CN202021238941.6U
Authority: CN
Inventors: 姚思兰
Original assignee: Taicang Yongfeng Auto Parts Co ltd
Current assignee: Taicang Yongfeng Auto Parts Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-06-29
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a be applied to new energy automobile's protector belongs to the new energy automobile field, including the front baffle, the all fixed mounting in the front baffle left and right sides has side shield, the inside all fixed mounting of front baffle and front baffle upside has the fluting, the inside all fixed mounting of fluting has the dead lever, the inside rotation of dead lever installs pivot A, the inside rubber wheel of installing all rotates of pivot A, side shield lower extreme outer wall fixed mounting has fixed block B, fixed block B lower extreme fixed mounting has fixed block C, the inside fixed mounting of fixed block C lower extreme has sliding tray B, the inside activity of sliding tray B has connecting rod B. Through setting up rotating-structure, embedded sliding construction and thanks to the structure, the anti striking effect that has improved protector.

Description

Be applied to new energy automobile's protector

Technical Field

The utility model relates to a new energy automobile technical field especially relates to a be applied to new energy automobile's protector.

Background

The new energy automobile adopts unconventional automobile fuel as a power source, integrates advanced technologies in the aspects of power control and driving of the automobile, forms an automobile with advanced technical principle, new technology and new structure, and the manufacturing material of the new energy automobile usually adopts light materials as an automobile body shell, so that the energy loss can be reduced, but the hardness and the anti-collision effect of the light materials are greatly reduced, and therefore a protection device needs to be installed on the new energy automobile.

The patent CN201811247029.4 discloses a protection device for a new energy automobile, which aims at the current situation that most bumpers of electric automobiles are plastic shells, and have low strength, no elasticity, easy breakage, low safety coefficient, low speed of electric automobiles, light weight of bumpers, and poor impact resistance, and by arranging a first damping spring, a buffer plate, a second damping spring, a third damping spring, and a buffer rod, when an automobile collides, impact force generated during collision can be continuously removed, so as to reduce impact influence on the automobile body caused by impact force; through setting up crashproof roof beam, curb girder, crashproof board, consolidated the safeguard, avoided the car when taking place the striking because protector insecure harm that brings.

The protection device has the following defects: above-mentioned protector cushions the striking through single spring shock attenuation only, and when receiving great impact, the elastic potential energy of the spring that pressure exceeded then the spring just is equivalent to inefficacy, and the impact still can directly strike on the automobile body, causes direct damage to the automobile body, endangers personnel's in the car safety, has reduced factor of safety, has reduced protector's practicality.

SUMMERY OF THE UTILITY MODEL

The utility model provides a protection device applied to new energy automobile, aim at adopting elastic expansion structure, embedded sliding structure and thank weight structure, when the vehicle receives the striking front impact, can not produce certain angle by the complete front-to-face collision inevitable when striking, thereby produce certain component on the power angle, thereby drive the vehicle skew, it is the front baffle to receive the striking at first, the rubber wheel of rotatory installation receives the striking in the front baffle, the rubber wheel is driven to rotate through the friction after the horizontal component of striking contacts the rubber wheel, the rubber wheel rotates and gives up the striking rapidly in the pivoted process, the whole rubber wheel of uniform installation gives up most component of striking, and the pressure that can't be afforded the front impact and produce extrudes the front baffle downwards, the front baffle moves down and drives fixed plate A and move down, fixed plate A moves down and extrudes the bull stick to both sides outside, under the common action of an upper end rotating shaft B and a lower end rotating shaft C, the lower side of the rotating rod is opened towards the outer end, so that a connecting rod A connected with the lower end is driven to move outwards in a through groove, a sliding block A is driven to move outwards in a sliding groove A to extrude a reinforcing steel bar spring A, the reinforcing steel bar spring A buffers and releases pressure, part of front pressure is buffered, a front baffle moves downwards and simultaneously drives side baffles fixedly arranged at two sides to move downwards, a fixing block B is driven to move downwards and simultaneously drives a fixing block C to move downwards, so that the connecting rod B relatively moves upwards in the sliding groove B, connecting blocks fixedly connected with two sides are driven to move upwards in a limiting groove, the sliding block B is driven to slide upwards in the sliding groove C on the outer wall of the sliding rod to extrude a reinforcing steel bar spring B fixedly arranged at the upper side, the reinforcing steel bar spring B is subjected to pressure contraction deformation to buffer and release, through rotating the thanks and elastic buffering, improved protector's anti striking effect greatly, increased protector's practicality.

The utility model provides a specific technical scheme as follows:

the utility model provides a protective device applied to new energy automobile, which comprises a front baffle, wherein side baffles are fixedly arranged on the left side and the right side of the front baffle, a groove is fixedly arranged inside the front baffle and the side baffles, a fixed rod is fixedly arranged inside the groove, a rotating shaft A is rotatably arranged inside the fixed rod, a rubber wheel is rotatably arranged inside the rotating shaft A, a fixed block B is fixedly arranged on the outer wall of the lower end of the side baffle, a fixed block C is fixedly arranged on the lower end of the fixed block B, a sliding groove B is fixedly arranged inside the lower end of the fixed block C, a connecting rod B is movably arranged inside the sliding groove B, a baffle is fixedly arranged on the lower end of the connecting rod B, limiting grooves are fixedly arranged on the left side and the right side of the sliding groove B, the left end and the right end of the connecting rod B are fixedly connected with, the inside fixed mounting of sliding tray C has the slide bar, slide bar outer wall activity has cup jointed sliding block B, link an outer end fixed connection at sliding block B inside wall, the fixed cover of slide bar upper end outer wall has cup jointed steel bar spring B, front baffle downside fixed mounting has the fixed plate, fixed plate left and right sides lower extreme outer wall rotates installs pivot B, pivot B lower extreme rotates installs the bull stick, the bull stick lower extreme rotates installs pivot C, baffle left and right sides upper end outer wall fixed mounting has fixed block A, the inside fixed mounting of fixed block A has sliding tray A, sliding tray A inner lateral wall fixed mounting has logical groove, pivot C outer end rotates installs connecting rod A, connecting rod A outer end runs through logical groove fixed mounting and has sliding block A, sliding block A outer end fixed mounting has steel bar spring A.

Optionally, the rubber wheels are uniformly rotatably installed in the slots of the front baffle and the side baffles.

Optionally, the outer wall of the upper end of the sliding block B is fixedly connected with one end of a steel bar spring B, and the other end of the steel bar spring B is fixedly connected with the inner wall of the upper end of the sliding groove C to form an elastic telescopic structure.

Optionally, the outer side of the limiting groove is fixedly provided with a sliding groove C matched with the sliding block B to form an embedded sliding structure.

Optionally, sliding block A outer end fixed connection steel bar spring A's one end, steel bar spring A's other end fixed connection constitutes elastic telescopic structure at sliding tray A outer end inner wall.

The utility model has the advantages as follows:

the embodiment of the utility model provides a protection device for be applied to new energy automobile, through elastic expansion structure, embedded sliding structure and thanks to the structure, when the vehicle receives the striking front impact, can not totally just hit face to face and must produce certain angle when the striking, thereby produce certain component on the power angle, thereby drive the vehicle skew, it is front baffle at first when receiving the striking, the rubber wheel of rotatory installation receives the striking in front baffle, the horizontal component of striking contacts behind the rubber wheel and drives the rubber wheel rotation through frictional force, the rubber wheel rotates and gives up the impact rapidly in the pivoted process, the whole rubber wheel of even installation gives up most component of striking, and the pressure that can't be owed out the front impact and produce extrudees front baffle downwards, front baffle moves down and drives fixed plate A and move down, fixed plate A moves down and pushes the bull stick outside both sides down, under the common action of an upper end rotating shaft B and a lower end rotating shaft C, the lower side of the rotating rod is opened towards the outer end, so that a connecting rod A connected with the lower end is driven to move outwards in a through groove, a sliding block A is driven to move outwards in a sliding groove A to extrude a reinforcing steel bar spring A, the reinforcing steel bar spring A buffers and releases pressure, part of front pressure is buffered, a front baffle moves downwards and simultaneously drives side baffles fixedly arranged at two sides to move downwards, a fixing block B is driven to move downwards and simultaneously drives a fixing block C to move downwards, so that the connecting rod B relatively moves upwards in the sliding groove B, connecting blocks fixedly connected with two sides are driven to move upwards in a limiting groove, the sliding block B is driven to slide upwards in the sliding groove C on the outer wall of the sliding rod to extrude a reinforcing steel bar spring B fixedly arranged at the upper side, the reinforcing steel bar spring B is subjected to pressure contraction deformation to buffer and release, through rotating the thanks and elastic buffering, improved protector's anti striking effect greatly, increased protector's practicality.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic front view of a protective device applied to a new energy vehicle according to an embodiment of the present invention;

fig. 2 is a schematic view of a partially enlarged structure a in fig. 1 of a protection device applied to a new energy vehicle according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a partially enlarged structure B in fig. 1 of a protection device applied to a new energy vehicle according to an embodiment of the present invention.

In the figure: 1. a front baffle; 2. grooving; 3. fixing the rod; 4. a rotating shaft A; 5. a rubber wheel; 6. a fixing plate; 7. a rotating shaft B; 8. a rotating rod; 9. a rotating shaft C; 10. a connecting rod A; 11. a fixed block A; 12. a sliding groove A; 13. a through groove; 14. a sliding block A; 15. a steel bar spring A; 16. a side baffle; 17. a fixed block B; 18. a fixed block C; 19. a partition plate; 20. a sliding groove B; 21. a connecting rod B; 22. a limiting groove; 23. connecting blocks; 24. a sliding groove C; 25. a sliding block B; 26. a slide bar; 27. and a steel bar spring B.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A protection device applied to a new energy automobile according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1, 2 and 3, a protection device applied to a new energy automobile provided by an embodiment of the present invention includes a front baffle 1, side baffles 16 are fixedly installed on both left and right sides of the front baffle 1, slots 2 are fixedly installed inside the front baffle 1 and the side baffles 16, fixing rods 3 are fixedly installed inside the slots 2, a rotating shaft a4 is rotatably installed inside the fixing rods 3, a rubber wheel 5 is rotatably installed inside the rotating shaft a4, a fixing block B17 is fixedly installed on an outer wall of a lower end of the side baffles 16, a fixing block C18 is fixedly installed on a lower end of the fixing block B17, a sliding groove B20 is fixedly installed inside a lower end of the fixing block C18, a connecting rod B21 is movably installed inside the sliding groove B20, a partition plate 19 is fixedly installed on a lower end of the connecting rod B21, limiting grooves 22 are fixedly installed on both left and right sides of the sliding groove B20, connecting rods B, sliding groove C24 is fixedly installed on the outer side of limiting groove 22, sliding bar 26 is fixedly installed inside sliding groove C24, sliding block B25 is movably sleeved on the outer wall of sliding bar 26, the outer end of connecting block 23 is fixedly connected to the inner side wall of sliding block B25, steel bar spring B27 is fixedly sleeved on the outer wall of the upper end of sliding bar 26, fixing plate 6 is fixedly installed on the lower side of front baffle 1, rotating shaft B7 is installed on the outer walls of the lower ends of the left side and the right side of fixing plate 6 in a rotating manner, rotating shaft B8 is installed on the lower end of rotating shaft B7 in a rotating manner, rotating shaft C9 is installed on the lower end of rotating shaft 8 in a rotating manner, fixing block A11 is fixedly installed on the outer walls of the upper ends of the left side and the right side of partition plate 19, sliding groove A12 is fixedly installed inside fixing block A11, through groove 13 is fixedly installed on the inner side.

Referring to fig. 1 and 2, the rubber wheel 5 is uniformly rotatably installed in the slot 2 of the front baffle 1 and the side baffle 16, when a vehicle receives a frontal impact, a certain angle is inevitably generated when the vehicle does not completely collide with the front surface, so that a certain component of force is generated on the angle of force, thereby driving the vehicle to deflect, when the vehicle receives the impact, the front baffle 1 is firstly received, the rubber wheel 5 rotatably installed in the front baffle 1 receives the impact, the transverse component of the impact force contacts the rubber wheel 5 and then drives the rubber wheel 5 to rotate through friction, the rubber wheel 5 rotates to rapidly break down the impact force in the rotating process, the uniformly installed rubber wheel 5 totally breaks away most of the impact force, the pressure generated by the front impact which cannot break away downwards presses the front baffle 1 downwards, the front baffle 1 moves downwards to drive the fixing plate a6 to move downwards, the fixing plate a6 moves downwards to press the rotating rod 8 towards the outer sides, under the common action of the upper end rotating shaft B7 and the lower end rotating shaft C9, the lower side of the rotating rod 8 is opened towards the outer end, so that the connecting rod A10 connected with the lower end is driven to move outwards in the through groove 13, the sliding block A14 is driven to move outwards in the sliding groove A12 to extrude the reinforcing steel bar spring A15, the reinforcing steel bar spring A15 buffers and releases pressure, part of front pressure is buffered, the front baffle 1 moves downwards and simultaneously drives the side baffles 16 fixedly arranged on the two sides to move downwards, the fixing block B17 is driven to move downwards and simultaneously drives the fixing block C8 to move downwards, the connecting rod B21 moves upwards relatively in the sliding groove B20, the connecting blocks 23 fixedly connected with the two sides are driven to move upwards in the limiting groove 22, the sliding block B25 is driven to slide upwards in the sliding groove C24 on the outer wall of the sliding rod 26 to extrude the reinforcing steel bar spring B27 fixedly arranged on the upper side, the reinforcing steel bar spring B27 contracts and deforms under the pressure to buffer and release, through rotating the thanks and elastic buffering, improved protector's anti striking effect greatly, increased protector's practicality.

Referring to fig. 1 and 3, the outer wall of the upper end of the sliding block B25 is fixedly connected with one end of a steel bar spring B27, the other end of the steel bar spring B27 is fixedly connected with the inner wall of the upper end of the sliding groove C24, so as to form an elastic telescopic structure, when a vehicle receives an impact frontal impact, a certain angle is inevitably generated when the vehicle is not completely collided in a frontal direction, so that a certain component force is generated on the angle of force, and the vehicle is driven to deflect, the frontal baffle 1 is firstly received when the vehicle receives the impact, the rubber wheel 5 rotatably installed in the frontal baffle 1 receives the impact, the rubber wheel 5 is driven to rotate by friction force after the transverse component force of the impact force contacts the rubber wheel 5, the rubber wheel 5 rotates to rapidly absorb the impact force in the rotating process, the rubber wheel 5 uniformly installed can absorb most of the impact force, and the pressure generated by the frontal impact which cannot be absorbed downwards extrudes the, the front baffle 1 moves downwards to drive the fixed plate A6 to move downwards, the fixed plate A6 moves downwards to extrude the rotating rod 8 towards the outside of the two sides, under the combined action of the upper end rotating shaft B7 and the lower end rotating shaft C9, the lower side of the rotating rod 8 opens towards the outside, thereby driving the connecting rod A10 connected with the lower end to move outwards in the through groove 13, driving the sliding block A14 to move outwards in the sliding groove A12 to extrude the steel bar spring A15, the steel bar spring A15 releases the pressure buffer to buffer a part of front pressure, the front baffle 1 moves downwards and simultaneously drives the side baffles 16 fixedly arranged on the two sides to move downwards, driving the fixed block B17 to move downwards and simultaneously driving the fixed block C8 to move downwards, so that the connecting rod B21 moves upwards relatively in the sliding groove B20, driving the connecting blocks 23 fixedly connected with the two sides to move upwards in the limiting grooves 22, and driving the sliding block B25 to slide upwards in the sliding groove C24 on the outer, the reinforcing steel bar spring B27 of extrusion upside fixed mounting, reinforcing steel bar spring B27 receive the pressure shrink deformation and cushion the release with pressure, have reduced the pressure that baffle 19 received greatly, through rotating metabolic power and elasticity buffering, have improved protector's anti striking effect greatly, have increased protector's practicality.

Referring to fig. 1, a sliding groove C24 matched with the sliding block B25 is fixedly installed at the outer side of the limiting groove 22 to form an embedded sliding structure, when a vehicle receives an impact frontal impact, a certain angle is inevitably generated when the vehicle does not completely collide with the front surface, so that a certain component force is generated on the force angle, and the vehicle is driven to deflect, when the vehicle receives the impact first, the frontal baffle 1 is provided, the rubber wheel 5 rotatably installed in the frontal baffle 1 receives the impact, the rubber wheel 5 is driven to rotate by friction after the transverse component force of the impact contacts the rubber wheel 5, the rubber wheel 5 rotates to rapidly absorb the impact force in the rotating process, the rubber wheel 5 uniformly installed is totally separated, the pressure generated by the impact, which cannot be separated, of the frontal impact downwards presses the frontal baffle 1, the frontal baffle 1 moves downwards to drive the fixing plate a6 to move downwards, the fixed plate A6 moves downwards to extrude the rotating rod 8 towards the outside of the two sides, under the combined action of the upper rotating shaft B7 and the lower rotating shaft C9, the lower side of the rotating rod 8 opens towards the outer end, so as to drive the connecting rod A10 connected with the lower end to move outwards in the through groove 13, drive the sliding block A14 to move outwards in the sliding groove A12 to extrude the reinforcing steel spring A15, the reinforcing steel spring A15 releases the pressure buffer to buffer a part of the front pressure, the front baffle 1 moves downwards and simultaneously drives the side baffles 16 fixedly arranged at the two sides to move downwards, drive the fixed block B17 to move downwards and simultaneously drive the fixed block C8 to move downwards, so that the connecting rod B21 moves upwards relatively in the sliding groove B20, drive the connecting blocks 23 fixedly connected with the two sides to move upwards in the limiting groove 22, drive the sliding block B25 to slide upwards in the sliding groove C24 on the outer wall of the sliding rod 26, and extrude the reinforcing steel spring B27 fixedly, reinforcing bar spring B27 receives pressure contraction deformation and releases the pressure buffering, has reduced the pressure that baffle 19 received greatly, through rotating metabolic force and elastic buffer, has improved protector's anti striking effect greatly, has increased protector's practicality.

Referring to fig. 1, the outer end of a sliding block a14 is fixedly connected with one end of a steel bar spring a15, the other end of a steel bar spring a15 is fixedly connected to the inner wall of the outer end of a sliding groove a12 to form an elastic telescopic structure, when a vehicle receives an impact frontal impact, a certain angle is inevitably generated when the vehicle does not completely collide with the front surface, and a certain component force is generated on the angle of the component force, so as to drive the vehicle to deflect, the frontal baffle plate 1 is firstly received when the vehicle receives the impact, the rubber wheel 5 rotatably mounted in the frontal baffle plate 1 receives the impact, the rubber wheel 5 is driven to rotate by the transverse component force of the impact force through friction force after contacting the rubber wheel 5, the rubber wheel 5 rotates to rapidly absorb the impact force in the rotating process, the rubber wheel 5 uniformly mounted on the whole dissipates most of the impact force, the pressure generated by the frontal impact, which cannot escape, downwardly presses the frontal baffle plate 1, the frontal baffle plate 1 moves downwardly to, the fixed plate A6 moves downwards to press the rotating rod 8 towards the outside of the two sides, the rotating rod 8 opens towards the outside at the lower side under the action of the upper end rotating shaft B7 and the lower end rotating shaft C9, so as to drive the connecting rod A10 connected with the lower end to move outwards in the through groove 13, drive the sliding block A14 to move outwards in the sliding groove A12 to press the reinforcing steel spring A15, the reinforcing steel spring A15 releases the pressure buffer to buffer a part of the front pressure, the front baffle 1 moves downwards and simultaneously drives the side baffles 16 fixedly arranged at the two sides to move downwards, drive the fixed block B17 to move downwards and drive the fixed block C8 to move downwards, so that the connecting rod B21 moves upwards relatively in the sliding groove B20, drive the connecting blocks 23 fixedly connected with the two sides to move upwards in the limiting grooves 22, drive the sliding block B25 to slide upwards in the sliding groove C24 on the outer wall of the sliding rod 26, press the reinforcing steel spring B27 fixedly arranged at the upper side, and the reinforcing steel spring B27 contracts and, the pressure that baffle 19 received has significantly reduced, through rotating the thank exion and elasticity buffering, has improved protector's anti striking effect greatly, has increased protector's practicality.

The embodiment of the utility model provides a be applied to protector of new energy automobile, when the vehicle received the striking front impact, can not totally just collide with each other and must produce certain angle when the striking, thereby produce certain component in the power angle, thereby drive the vehicle skew, it is front baffle 1 to receive the striking first, rubber wheel 5 of rotatory installation receives the striking in front baffle 1, drive rubber wheel 5 through the frictional force behind the horizontal component contact rubber wheel 5 of striking power and rotate, rubber wheel 5 rotates and thanks to the striking power rapidly in the pivoted process, rubber wheel 5 of even installation general devaluates most component of striking power, and the front baffle 1 is pushed downwards to the pressure that can't be devalued that the front impact produced, front baffle 1 moves down and drives fixed plate A6 to move down, fixed plate A6 moves down and extrudes bull stick 8 to both sides outside, the rotating rod 8 is opened from the lower side to the outer end under the common action of the upper end rotating shaft B7 and the lower end rotating shaft C9, therefore, the connecting rod A10 connected with the lower end is driven to move outwards in the through groove 13, the sliding block A14 is driven to move outwards in the sliding groove A12 to extrude the reinforcing steel bar spring A15, the reinforcing steel bar spring A15 buffers and releases pressure, a part of front pressure is buffered, the front baffle 1 moves downwards and simultaneously drives the side baffles 16 fixedly arranged on the two sides to move downwards, the fixing block B17 is driven to move downwards and simultaneously drives the fixing block C8 to move downwards, the connecting rod B21 moves upwards relatively in the sliding groove B20, the connecting blocks 23 fixedly connected with the two sides are driven to move upwards in the limiting grooves 22, the sliding block B25 is driven to slide upwards in the sliding groove C24 on the outer wall of the sliding rod 26 to extrude the reinforcing steel bar spring B27 fixedly arranged on the upper side, the reinforcing steel bar spring B27 is subjected to pressure contraction deformation to buffer and release pressure, and the pressure received by the partition.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a be applied to protector of new energy automobile, a serial communication port, protector includes positive baffle (1), the all fixed mounting in positive baffle (1) the left and right sides has side shield (16), inside all fixed mounting has fluting (2) of positive baffle (1) and side shield (16) upside, inside all fixed mounting has dead lever (3) of fluting (2), pivot A (4) is installed in the rotation of dead lever (3) inside, inside all the rotation of pivot A (4) installs rubber wheel (5), side shield (16) lower extreme outer wall fixed mounting has fixed block B (17), fixed block B (17) lower extreme fixed mounting has fixed block C (18), fixed block C (18) lower extreme inside fixed mounting has sliding tray B (20), sliding tray B (20) inside activity has connecting rod B (21), the connecting rod B (21) lower extreme fixed mounting has baffle (19), sliding tray B (20) left and right sides fixed mounting has spacing groove (22), both ends run through spacing groove (22) fixedly connected with even piece (23) about connecting rod B (21), spacing groove (22) outside fixed mounting has sliding tray C (24), sliding tray C (24) inside fixed mounting has slide bar (26), slide bar (26) outer wall activity has cup jointed sliding block B (25), even piece (23) outer end fixed connection is in sliding block B (25) inside wall, slide bar (26) upper end outer wall fixed cup joint steel spring B (27), facade baffle (1) downside fixed mounting has fixed plate (6), fixed plate (6) left and right sides lower extreme outer wall rotates installs pivot B (7), pivot B (7) lower extreme rotates installs bull stick (8), the utility model discloses a novel steel bar spring, including rotor bar (8), baffle (19) left and right sides upper end outer wall fixed mounting has fixed block A (11), fixed block A (11) inside fixed mounting has sliding tray A (12), sliding tray A (12) inner lateral wall fixed mounting has logical groove (13), rotating shaft C (9) outer end rotates and installs connecting rod A (10), connecting rod A (10) outer end runs through logical groove (13) fixed mounting has sliding block A (14), sliding block A (14) outer end fixed mounting has steel spring A (15).

2. The protection device applied to the new energy automobile is characterized in that the rubber wheels (5) are uniformly and rotatably installed in the grooves (2) of the front baffle (1) and the side baffles (16).

3. The protection device applied to the new energy automobile is characterized in that the outer wall of the upper end of the sliding block B (25) is fixedly connected with one end of a steel bar spring B (27), and the other end of the steel bar spring B (27) is fixedly connected with the inner wall of the upper end of the sliding groove C (24) to form an elastic telescopic structure.

4. The protection device applied to the new energy automobile is characterized in that a sliding groove C (24) matched with a sliding block B (25) is fixedly installed on the outer side of the limiting groove (22) to form an embedded sliding structure.

5. The protection device applied to the new energy automobile is characterized in that one end of a steel bar spring A (15) is fixedly connected to the outer end of the sliding block A (14), and the other end of the steel bar spring A (15) is fixedly connected to the inner wall of the outer end of the sliding groove A (12) to form an elastic telescopic structure.