CN215444880U

CN215444880U - Energy feedback shock absorber based on piezoelectric ceramics

Info

Publication number: CN215444880U
Application number: CN202122064775.3U
Authority: CN
Inventors: 洪顺球
Original assignee: Savacon Electronics Co ltd
Current assignee: Savacon Electronics Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-07
Anticipated expiration: 2031-08-30

Abstract

The utility model relates to the technical field of shock absorbers and discloses an energy feedback shock absorber based on piezoelectric ceramics, which comprises a piezoelectric ceramic shell, wherein a fixed frame is fixedly arranged at the top of the piezoelectric ceramic shell, a movable rod is movably arranged in the piezoelectric ceramic shell through an air cylinder, the fixed frame is pressed towards the inside of a mounting groove to be mutually attached to an inner connecting frame, a clamping block drives an elastic ejecting block to upwards slide under the elasticity of a spring until the elastic ejecting block is deformed and then rebounds to the outer side of a limiting hole, meanwhile, an elastic outer connecting block with elasticity in an arc-shaped groove on the clamping block is compressed and then rebounds to be mutually contacted with the top of the fixed frame, a radiating fin is arranged in the mounting groove, when the radiating fin needs to be replaced, the elastic outer connecting block is pinched to be deformed, then the elastic ejecting block is pressed downwards to be contracted into the inside of a groove, and the inner connecting frame is pulled upwards to drive the radiating fin to be separated from the inside of the mounting groove to be disassembled, thereby being convenient for carry out dismouting to the fin so that carry out regular maintenance change to it.

Description

Energy feedback shock absorber based on piezoelectric ceramics

Technical Field

The utility model relates to the technical field of shock absorbers, in particular to an energy feedback shock absorber based on piezoelectric ceramics.

Background

The shock absorber is used for inhibiting the shock when the spring absorbs the shock and rebounds and the impact from the road surface. Widely used in the car, for the decay of frame and automobile body vibration with higher speed, in order to improve the ride comfort of car, when presenting can the bumper shock absorber and use, the cylinder drives the movable rod and makes a round trip to slide friction and can produce more heat, consequently can set up the fin in order to dispel the heat on the bumper shock absorber usually, but general fin is fixed mounting on the bumper shock absorber, and the fin needs to be maintained after using for a long time and changes, the very inconvenient problem of fin dismouting can appear this moment, for this needs present can the bumper shock absorber based on piezoceramics.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an energy feedback shock absorber based on piezoelectric ceramics, and solves the problems.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: an energy feedback shock absorber based on piezoelectric ceramics comprises a piezoelectric ceramic shell, wherein a fixed frame is fixedly arranged at the top of the piezoelectric ceramic shell, a movable rod is movably arranged in the piezoelectric ceramic shell through a cylinder, a fixed ring is fixedly arranged on the outer wall of the piezoelectric ceramic shell, an external ring is fixedly arranged on the outer wall of the movable rod, the fixed ring and the external ring are mutually connected through the movable rod, two mounting grooves are formed in the bottom of the movable rod, an internal connecting frame is fixedly arranged in each mounting groove, a fixed frame is movably arranged in each mounting groove, four limiting holes are formed in the top of the fixed frame, a radiating fin is fixedly arranged in each fixed frame, a groove is formed in the top of the internal connecting frame, a clamping block clamped with the limiting holes is movably arranged in each groove, four arc-shaped grooves are symmetrically formed in the outer wall of the clamping block, and an elastic external connecting block is fixedly arranged in each arc-shaped groove on the clamping block, the top fixed mounting of fixture block has elastic elasticity kicking block, and the inside fixed mounting of recess has the spring.

Preferably, four sliding grooves are symmetrically formed in the inner wall of the groove, a connecting frame movably connected with the four sliding grooves is fixedly installed at the bottom of the clamping block, and the bottom of the connecting frame is fixedly connected with the upper end of the spring.

Preferably, the fixed frame is mutually laminated with the inner frame, the fixed frame extends to the outer side of the mounting groove all the time, and the radiating fins extend to the inner part of the inner frame and are mutually laminated with the inner wall of the inner frame.

Preferably, the elastic external connecting block is formed by combining a V-shaped block and a rectangular block, and the elastic external connecting block is contacted with the top of the fixed frame.

Preferably, the outer wall fixed mounting of fixed frame has two elastic supporting strips, and the cross section that elastic supporting strip was triangle-shaped, and elasticity supporting strip is laminated with the inner wall of mounting groove each other.

(III) advantageous effects

Compared with the prior art, the utility model provides an energy feedback shock absorber based on piezoelectric ceramics, which has the following beneficial effects:

1. the energy feedback shock absorber based on piezoelectric ceramics is characterized in that a fixing frame is movably arranged in a mounting groove, a radiating fin is fixedly arranged in the fixing frame, the fixing frame is pressed towards the inside of the mounting groove to be mutually attached to an inner connecting frame, the radiating fin in the fixing frame extends into the inner connecting frame and is mutually attached to the inner wall of the inner connecting frame, a clamping block movably arranged in a groove slides towards the inside of the groove under the pressure of the fixing frame, a spring is compressed, when the fixing frame and the inner connecting frame are mutually attached, the clamping block drives an elastic top block to slide upwards under the elastic force of the spring until the elastic top block deforms and then rebounds to the outer side of a limiting hole, the elastic top block is a three-quarter spherical block with elasticity so that the elastic top block can slide in the limiting hole, and meanwhile, the elastic outer connecting block with elasticity in an arc groove on the clamping block rebounds to be mutually contacted with the top of the fixing frame after being compressed, the fin is installed in the inside of mounting groove, when needs are changed the fin, pinches the outer piece of elasticity and produces deformation to the outer piece of elasticity, presses the inside that elasticity kicking block to elasticity kicking block were contracted into the recess downwards afterwards, upwards stimulates the inner frame of inscription and drives the inside that the fin breaks away from the mounting groove and change in order to dismantle the fin to be convenient for carry out the dismouting so that carry out the periodic maintenance change to it to the fin.

2. This present can bumper shock absorber based on piezoceramics, there are two elastic supporting strips through the outer wall fixed mounting at fixed frame, the cross section that elastic supporting strip is triangle-shaped, elasticity supports the inner wall of strip and mounting groove and laminates each other, elasticity supports the strip for having elastic rubber material, when pressing fixed frame to the inside of mounting groove, it supports the strip to kick-back to laminating each other with the inner wall of mounting groove after becoming to have elastic supporting on the fixed frame outer wall, the cross section supports the strip for triangle-shaped elasticity can be convenient for fixed frame entering mounting groove's inside, elasticity supports the strip and supports the strip with utilizing elasticity to support the inner wall of mounting groove each other and play firm effect once more to the fixed frame of installing in the mounting groove inside.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the present invention showing the structure of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2;

FIG. 4 is a perspective view of an inner frame of the present invention;

FIG. 5 is an enlarged view of the point B in FIG. 4;

fig. 6 is a schematic perspective view of a latch of the present invention.

In the figure: 1. a piezoelectric ceramic housing; 2. a fixed mount; 3. a fixing ring; 4. a movable rod; 5. an external ring; 6. a damping spring; 7. mounting grooves; 8. an inner connecting frame; 9. a heat sink; 10. a fixing frame; 11. a limiting hole; 12. an elastic support strip; 13. a groove; 14. a chute; 15. a spring; 16. a clamping block; 17. an elastic jacking block; 18. a connecting frame; 19. an elastic external connection block.

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, an energy feedback shock absorber based on piezoelectric ceramics comprises a piezoelectric ceramics housing 1, the piezoelectric ceramics housing 1 is a cylindrical hollow structure, a circular opening is formed at the bottom of the piezoelectric ceramics housing 1, a fixed frame 2 is fixedly installed at the top of the piezoelectric ceramics housing 1, a movable rod 4 is movably installed inside the piezoelectric ceramics housing 1 through an air cylinder, the movable rod 4 penetrates through the inside of the circular opening at the bottom of the piezoelectric ceramics housing 1 and extends to the outer side of the piezoelectric ceramics housing 1, a fixed ring 3 is fixedly installed on the outer wall of the piezoelectric ceramics housing 1, the fixed ring 3 is a circular ring structure, an external ring 5 is fixedly installed on the outer wall of the movable rod 4, the external ring 5 is a circular ring structure, the fixed ring 3 and the external ring 5 are connected with each other through the movable rod 4, two installation grooves 7 are formed at the bottom of the movable rod 4, the installation grooves 7 are arc-shaped grooves, the inner connecting frame 8 is fixedly installed inside the mounting groove 7, the inner connecting frame 8 is of an arc-shaped frame structure, the fixing frame 10 is movably installed inside the mounting groove 7, the fixing frame 10 is of an arc-shaped frame structure, the fixing frame 10 and the inner connecting frame 8 are mutually attached, the fixing frame 10 extends to the outer side of the mounting groove 7 all the time, four limiting holes 11 are formed in the top of the fixing frame 10, the limiting holes 11 are circular through holes, two elastic supporting strips 12 with elasticity are fixedly installed on the outer wall of the fixing frame 10, the cross section of each elastic supporting strip 12 is triangular, each elastic supporting strip 12 is mutually attached to the inner wall of the mounting groove 7, each elastic supporting strip 12 is made of elastic rubber materials, a radiating fin 9 is fixedly installed inside the fixing frame 10, the radiating fin 9 is of an arc-shaped structure, the radiating fin 9 extends to the inside of the inner connecting frame 8 all the time and is mutually attached to the inner wall of the inner connecting frame 8, a groove 13 is formed in the top of the inner connecting frame 8, the groove 13 is a circular groove, a fixture block 16 clamped with the limiting hole 11 is movably arranged in the groove 13, the fixture block 16 is of a cylindrical structure, the outer diameter of the fixture block 16 is the same as the inner diameter of the limiting hole 11, the fixture block 16 penetrates through the limiting hole 11 and extends to the outer side of the limiting hole 11, four arc-shaped grooves are symmetrically formed in the outer wall of the fixture block 16, an elastic external connecting block 19 with elasticity is fixedly arranged in each arc-shaped groove in the fixture block 16, the elastic external connecting block 19 is formed by combining a V-shaped block and a rectangular block, the elastic external connecting block 19 can be contacted with the top of the fixed frame 10, an elastic jacking block 17 with elasticity is fixedly arranged at the top of the fixture block 16, the elastic jacking block 17 is of a three-quarter spherical structure, the elastic jacking block 17 is made of elastic rubber material, and the outer diameter of the elastic jacking block 17 is three-halves of the outer diameter of the fixture block 16, four sliding grooves 14 are symmetrically formed in the inner wall of the groove 13, the sliding grooves 14 are arc-shaped grooves, a spring 15 is fixedly mounted inside the groove 13, a connecting frame 18 which is movably connected with the four sliding grooves 14 is fixedly mounted at the bottom of the clamping block 16, the connecting frame 18 is of a cross-shaped structure, and the bottom of the connecting frame 18 is fixedly connected with the upper end of the spring 15.

The working principle is as follows: the fixing frame 10 is movably installed inside the mounting groove 7, the radiating fins 9 are fixedly installed inside the fixing frame 10, the fixing frame 10 is pressed towards the inside of the mounting groove 7 to be mutually attached to the inner connecting frame 8, the radiating fins 9 inside the fixing frame 10 extend into the inner connecting frame 8 and are mutually attached to the inner wall of the inner connecting frame 8, the clamping block 16 movably installed inside the groove 13 slides towards the inside of the groove 13 under the pressure of the fixing frame 10, the spring 15 is compressed, when the fixing frame 10 and the inner connecting frame 8 are mutually attached, the clamping block 16 drives the elastic top block 17 to slide upwards under the elastic force of the spring 15 until the elastic top block 17 deforms and then rebounds to the outer side of the limiting hole 11, the elastic top block 17 is a three-quarter spherical block with elasticity, so that the elastic top block 17 slides inside the limiting hole 11, and meanwhile, the elastic outer connecting block 19 inside an arc-shaped groove on the clamping block 16 with elasticity rebounds to be mutually contacted with the top of the fixing frame 10 after being compressed, the radiating fins 9 are arranged inside the mounting groove 7, when the radiating fins 9 need to be replaced, the elastic external connecting block 19 is pinched until the elastic external connecting block 19 deforms, then the elastic top block 17 is pressed downwards until the elastic top block 17 is contracted into the groove 13, and the internal connecting frame 8 is pulled upwards to drive the radiating fins 9 to be separated from the inside of the mounting groove 7 so as to detach and replace the radiating fins 9, so that the radiating fins 9 can be detached and replaced conveniently for regular maintenance and replacement; have elastic elasticity through the outer wall fixed mounting at fixed frame 10 and support strip 12 for two, elasticity supports the cross section of strip 12 and is triangle-shaped, elasticity supports strip 12 and the inner wall of mounting groove 7 and laminates each other, elasticity supports strip 12 for having elastic rubber material, when pressing fixed frame 10 to the inside of mounting groove 7, have elastic elasticity on the fixed frame 10 outer wall and support and kick-back to laminating each other with the inner wall of mounting groove 7 after strip 12 deformation, the cross section supports strip 12 for triangle-shaped's elasticity and can be convenient for fixed frame 10 gets into the inside of mounting groove 7, elasticity supports strip 12 and mounting groove 7's inner wall and laminates each other in order to utilize elasticity to support strip 12 to play firm effect once more to the fixed frame 10 of installing in mounting groove 7 inside.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a present can bumper shock absorber based on piezoceramics, includes piezoceramics shell (1), the top fixed mounting of piezoceramics shell (1) has mount (2), and there is movable rod (4) inside of piezoceramics shell (1) through cylinder movable mounting, and the outer wall fixed mounting of piezoceramics shell (1) has solid fixed ring (3), and the outer wall fixed mounting of movable rod (4) has outer ring (5), gu through movable rod (4) interconnect between fixed ring (3) and outer ring (5), its characterized in that: two mounting grooves (7) have been seted up to the bottom of movable rod (4), the inside fixed mounting of mounting groove (7) has interior frame (8), the inside movable mounting of mounting groove (7) has fixed frame (10), four spacing holes (11) have been seted up at the top of fixed frame (10), the inside fixed mounting of fixed frame (10) has fin (9), the top of interior frame (8) is seted up flutedly (13), the inside movable mounting of recess (13) has fixture block (16) in the same place with spacing hole (11) joint, four arcs have been seted up to the outer wall symmetry of fixture block (16), the inside fixed mounting of the arc on fixture block (16) has elastic elasticity outer joint piece (19), the top fixed mounting of fixture block (16) has elastic elasticity kicking block (17), the inside fixed mounting of recess (13) has spring (15).

2. The piezoelectric ceramic-based regenerative shock absorber of claim 1, wherein: four sliding grooves (14) are symmetrically formed in the inner wall of the groove (13), a connecting frame (18) movably connected with the four sliding grooves (14) is fixedly installed at the bottom of the clamping block (16), and the bottom of the connecting frame (18) is fixedly connected with the upper end of the spring (15).

3. The piezoelectric ceramic-based regenerative shock absorber of claim 1, wherein: the fixing frame (10) is mutually attached to the inner connecting frame (8), the fixing frame (10) extends to the outer side of the mounting groove (7), and the radiating fins (9) extend to the inner portion of the inner connecting frame (8) and are mutually attached to the inner wall of the inner connecting frame (8).

4. The piezoelectric ceramic-based regenerative shock absorber of claim 1, wherein: the elastic external connecting block (19) is formed by combining a V-shaped block and a rectangular block, and the elastic external connecting block (19) is contacted with the top of the fixed frame (10).

5. The piezoelectric ceramic-based regenerative shock absorber of claim 1, wherein: the outer wall fixed mounting of fixed frame (10) has two elasticity to support strip (12), and the cross section that elasticity supported strip (12) is triangle-shaped, and elasticity supports the inner wall of strip (12) and mounting groove (7) and laminates each other.