CN214742976U

CN214742976U - Air damping spring device

Info

Publication number: CN214742976U
Application number: CN202120949729.9U
Authority: CN
Inventors: 王汉金
Original assignee: Zhejiang Haihua Electric Co ltd
Current assignee: Zhejiang Haihua Electric Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-11-16
Anticipated expiration: 2031-05-06

Abstract

The utility model discloses an air damping spring assembly in attenuator field, including the cylinder casing, sliding connection has the piston in the cylinder casing, installs the conduction mechanism that extends to the cylinder casing outside on the piston, and friction device is installed at the top of cylinder casing, and conduction mechanism runs through friction device, installs the big spring that links to each other with the inside top of cylinder casing on the piston, and the extrusion piece is installed to the bottom of piston, and the equipartition has a plurality of damping device who laminates mutually with the extrusion piece on the inner wall of cylinder casing, and damping device includes: sleeve, slide bar, friction gyro wheel, little spring and second ball, on the sleeve was fixed in the inner wall of cylinder casing, install in the sleeve and extend to its outside slide bar, the one end of slide bar links to each other with the friction gyro wheel, the friction gyro wheel laminates with the extrusion piece mutually, the other end of slide bar passes through little spring and sleeve elastic connection, installs a plurality of second balls of laminating mutually with the slide bar in the sleeve. The utility model discloses connection range is wide, and the energy consumption is fast, and the damping is effectual.

Description

Air damping spring device

Technical Field

The utility model relates to a attenuator field specifically is an air damping spring assembly.

Background

The damper is a device for providing resistance to movement and reducing movement energy. It is not a new technology to absorb energy and shock by damping, and various dampers (or shock absorbers) have been used for reducing vibration and dissipating energy in the industries of aerospace, aviation, war industry, firearms, automobiles and the like.

The existing air spring damper is low in energy consumption speed, so that the damping effect is poor, and therefore, aiming at the current situation, an air damping spring device which is high in energy consumption speed and good in damping effect needs to be developed urgently to overcome the defects in the current practical application and meet the current requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air damping spring device 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 an air damping spring device, includes the cylinder casing, sliding connection has the piston in the cylinder casing, install the conduction mechanism that extends to the cylinder casing outside on the piston, friction device is installed at the top of cylinder casing, conduction mechanism runs through friction device, install the big spring that links to each other with the inside top of cylinder casing on the piston, the extrusion piece is installed to the bottom of piston, the friction microgroove has been seted up in the outside of extrusion piece, the equipartition has a plurality of damping device who laminates mutually with the extrusion piece on the inner wall of cylinder casing, damping device includes: sleeve, slide bar, friction gyro wheel, little spring and second ball, the sleeve is fixed in on the inner wall of cylinder casing, the sleeve sets up to the upslope, install the slide bar that extends to its outside in the sleeve, the one end of slide bar links to each other with the friction gyro wheel, the friction gyro wheel laminates with the extrusion piece mutually, the other end of slide bar passes through little spring and sleeve elastic connection, install a plurality of second balls of laminating mutually with the slide bar in the sleeve.

As a further aspect of the present invention: the conduction mechanism includes: conduction pole, screw thread, thread bush, first ball, rotation handle and joint, the bottom of conduction pole links to each other with the piston, the screw thread has been seted up to the first half section of conduction pole, the thread bush is installed in the outside of conduction pole, the thread bush links to each other with the conduction pole through a plurality of first balls, the top of thread bush links to each other with the joint, the rotation handle is installed in the outside of thread bush.

As a further aspect of the present invention: the friction device includes: the shell body is fixed with the cylindrical shell body, a plurality of friction balls are mounted in the shell body, and the conduction rod penetrates through the friction balls.

As a further aspect of the present invention: the conductive rod passes through the large spring.

As a further aspect of the present invention: the outer surface of the extrusion block is in a shape of a circular truncated cone, and the diameter of the top of the extrusion block is larger than that of the bottom of the extrusion block.

As a further aspect of the present invention: the piston divides the inside of the cylindrical shell into an upper part and a lower part, the upper half section of the inside of the cylindrical shell is an upper cavity, and the lower half section of the inside of the cylindrical shell is a lower cavity.

Compared with the prior art, the beneficial effects of the utility model are that: when the air damping spring device is used, the handle is rotated to drive the threaded sleeve to move, and the threaded sleeve moves to drive the joint to move, so that the length of the conduction mechanism can be adjusted, and the connection range of the conduction mechanism is wider; when the conduction pole atress, it removes to drive the piston through the conduction pole, air in to the cylinder casing is compressed through the piston removal, can consume certain energy this moment, reduce the effort, and simultaneously, can drive the friction ball when the conduction pole removes and rotate, can consume a certain amount of external force through rotation and friction between a plurality of friction balls, it removes to drive the extrusion piece through the piston, thin line of friction and friction roller looks friction through the extrusion piece outside, consume a certain amount of external force, be favorable to consuming energy fast, weaken the motion state. To sum up, the utility model discloses connection range is wide, and energy consumption is fast, and the damping is effectual.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial view of a position a in the structural schematic diagram of the present invention.

Fig. 3 is a partial view of the position B in the structural schematic diagram of the present invention.

Fig. 4 is a schematic view of a three-dimensional structure of the middle extrusion block of the present invention.

In the figure: 1-cylindrical shell, 101-lower cavity, 102-upper cavity, 2-conduction mechanism, 201-conduction rod, 202-thread, 203-thread sleeve, 204-first ball, 205-rotating handle, 206-joint, 3-piston, 4-friction device, 401-outer shell, 402-friction ball, 5-big spring, 6-extrusion block, 601-friction fine thread, 7-damping device, 701-sleeve, 702-sliding rod, 703-friction roller, 704-small spring, 705-second ball.

Detailed Description

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

In the description of the embodiments of the present invention, it should be noted that the terms "first", "second" and "third" are used for the sake of clarity in describing the numbering of the product parts and do not represent any substantial difference, unless explicitly stated or limited otherwise. The directions of "up", "down", "left" and "right" are all based on the directions shown in the attached drawings. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

It is to be understood that, unless otherwise expressly specified or limited, the term "coupled" is used broadly, and may, for example, refer to directly coupled devices or indirectly coupled devices through intervening media. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

Examples

Referring to fig. 1-4, in an embodiment of the present invention, an air damping spring device, includes a cylindrical housing 1, there is a piston 3 slidably connected in the cylindrical housing 1, the piston 3 divides the inside of the cylindrical housing 1 into an upper portion and a lower portion, the first section of the inside of the cylindrical housing 1 is an upper cavity 102, the second section of the inside of the cylindrical housing 1 is a lower cavity 101, a conduction mechanism 2 extending to the outside of the cylindrical housing 1 is installed on the piston 3, the conduction mechanism 2 includes: the piston type friction device comprises a conductive rod 201, threads 202, a threaded sleeve 203, first balls 204, a rotating handle 205 and a joint 206, wherein the bottom of the conductive rod 201 is connected with the piston 3, the threads 202 are formed in the upper half section of the conductive rod 201, the threaded sleeve 203 is installed on the outer side of the conductive rod 201, the threaded sleeve 203 is connected with the conductive rod 201 through the first balls 204, the top of the threaded sleeve 203 is connected with the joint 206, the rotating handle 205 is installed on the outer side of the threaded sleeve 203, a friction device 4 is installed at the top of the cylindrical shell 1, a friction mechanism 2 penetrates through the friction device 4, and the friction device 4 comprises: shell body 401 and friction ball 402, shell body 401 is fixed mutually with cylindrical shell 1, install a plurality of friction balls 402 in the shell body 401, conduction pole 201 passes between a plurality of friction balls 402, install the big spring 5 that links to each other with the inside top of cylindrical shell 1 on the piston 3, conduction pole 201 passes big spring 5, extrusion piece 6 is installed to the bottom of piston 3, extrusion piece 6's outward appearance is the round platform shape, extrusion piece 6's top diameter is greater than the bottom diameter, friction microgroove 601 has been seted up in extrusion piece 6's the outside, the equipartition has a plurality of damping device 7 with extrusion piece 6 laminating mutually on cylindrical shell's 1 inner wall, damping device 7 includes: the sleeve 701 is fixed on the inner wall of the cylindrical shell 1, the sleeve 701 is arranged obliquely upwards, the sliding rod 702 extending to the outside of the sleeve 701 is installed in the sleeve 701, one end of the sliding rod 702 is connected with the friction roller 703, the friction roller 703 is attached to the extrusion block 6, the other end of the sliding rod 702 is elastically connected with the sleeve 701 through the small spring 704, and a plurality of second balls 705 attached to the sliding rod 702 are installed in the sleeve 701. When the device is used, the handle 205 is rotated to drive the threaded sleeve 203 to move, and the threaded sleeve 203 moves to drive the joint 206 to move, so that the length of the conduction mechanism 2 can be adjusted, and the connection range is wider; when the atress of conduction pole 201, drive piston 3 through conduction pole 201 and remove, air through piston 3 removal in to cylindrical shell 1 compresses, can consume certain energy this moment, reduce the effort, simultaneously, can drive friction ball 402 when conduction pole 201 removes and rotate, can consume a certain amount of external force through rotation and friction between a plurality of friction balls 402, it removes to drive extrusion piece 6 through piston 3, rub mutually with friction gyro wheel 703 through the outside friction microgroove 601 of extrusion piece 6, consume a certain amount of external force, be favorable to consuming energy fast, weaken the motion state.

The utility model discloses a theory of operation is: when the air damping spring device is used, the handle 205 is rotated to drive the threaded sleeve 203 to move, and the threaded sleeve 203 moves to drive the joint 206 to move, so that the length of the conduction mechanism 2 can be adjusted, and the connection range of the conduction mechanism is wider; when the atress of conduction pole 201, drive piston 3 through conduction pole 201 and remove, air through piston 3 removal in to cylindrical shell 1 compresses, can consume certain energy this moment, reduce the effort, simultaneously, can drive friction ball 402 when conduction pole 201 removes and rotate, can consume a certain amount of external force through rotation and friction between a plurality of friction balls 402, it removes to drive extrusion piece 6 through piston 3, rub mutually with friction gyro wheel 703 through the outside friction microgroove 601 of extrusion piece 6, consume a certain amount of external force, be favorable to consuming energy fast, weaken the motion state.

The 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 utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An air damping spring device, comprising a cylindrical housing (1), characterized in that: sliding connection has piston (3) in cylinder casing (1), install on piston (3) and extend to cylinder casing (1) outside conduction mechanism (2), friction device (4) are installed at the top of cylinder casing (1), friction device (4) are run through in conduction mechanism (2), install big spring (5) that link to each other with cylinder casing (1) inside top on piston (3), extrusion piece (6) are installed to the bottom of piston (3), friction microgroove (601) have been seted up in the outside of extrusion piece (6), the equipartition has a plurality of damping device (7) of laminating mutually with extrusion piece (6) on the inner wall of cylinder casing (1), damping device (7) include: sleeve (701), slide bar (702), friction roller (703), little spring (704) and second ball (705), sleeve (701) are fixed in on the inner wall of cylinder casing (1), sleeve (701) tilt up sets up, install in sleeve (701) and extend to its outside slide bar (702), the one end and the friction roller (703) of slide bar (702) link to each other, friction roller (703) and extrusion piece (6) are laminated mutually, the other end of slide bar (702) passes through little spring (704) and sleeve (701) elastic connection, install a plurality of second ball (705) of laminating mutually with slide bar (702) in sleeve (701).

2. The air damping spring device of claim 1, wherein: the conducting means (2) comprises: conduction pole (201), screw thread (202), thread bush (203), first ball (204), rotation handle (205) and joint (206), the bottom of conduction pole (201) links to each other with piston (3), screw thread (202) have been seted up to the first section of conduction pole (201), thread bush (203) are installed to the outside of conduction pole (201), thread bush (203) link to each other with conduction pole (201) through a plurality of first ball (204), the top of thread bush (203) links to each other with joint (206), rotation handle (205) are installed in the outside of thread bush (203).

3. The air damping spring device of claim 2, wherein: the friction device (4) comprises: the friction ball bearing comprises an outer shell (401) and friction balls (402), wherein the outer shell (401) is fixed with a cylindrical shell (1), a plurality of friction balls (402) are installed in the outer shell (401), and the conduction rod (201) penetrates through the friction balls (402).

4. The air damping spring device of claim 2, wherein: the conducting rod (201) penetrates through the large spring (5).

5. The air damping spring device of claim 1, wherein: the outer surface of the extrusion block (6) is in a shape of a circular truncated cone, and the diameter of the top of the extrusion block (6) is larger than that of the bottom of the extrusion block.

6. The air damping spring device of claim 1, wherein: the piston (3) divides the inside of the cylindrical shell (1) into an upper part and a lower part, the upper half section of the inside of the cylindrical shell (1) is an upper cavity (102), and the lower half section of the inside of the cylindrical shell (1) is a lower cavity (101).