CN218644710U

CN218644710U - Adjustable damping damper

Info

Publication number: CN218644710U
Application number: CN202222690607.XU
Authority: CN
Inventors: 陈灵珊; 陈炯
Original assignee: Yamamoto Welded Bellows Shanghai Co ltd
Current assignee: Yamamoto Welded Bellows Shanghai Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-03-17
Anticipated expiration: 2032-10-12

Abstract

The utility model discloses an adjustable damping damper belongs to attenuator technical field. Including a damping section of thick bamboo, middle butt ring, slide bar, first spring, adjusting part and auxiliary assembly, be axial unilateral opening in the damping section of thick bamboo, adjusting part sets up in the damping section of thick bamboo outside, and middle butt ring sets up the tip opening side at the damping section of thick bamboo, and first spring setting is between adjusting part and middle butt ring. The utility model discloses use the elasticity increase of adjusting part with first spring or reduce the shock-absorbing capacity of butt ring under the condition of the same displacement distance in the middle of can changing, the in-process that adjusting part adjusted simultaneously can change through the vertical scale on the auxiliary assembly and see the absorbing change of attenuator directly perceived, is favorable to the accurate regulation to attenuator shock attenuation damping intensity.

Description

Adjustable damping damper

Technical Field

The utility model relates to an adjustable shock attenuation attenuator belongs to attenuator technical field.

Background

Dampers are essential components of motor vehicles and comprise connecting discs for connection to the body suspension and mounting lugs for connection to the tires. The tire-type brake device can inhibit the jumping of the vehicle in the high-speed running process, improve the grounding performance of the tire, improve the running safety, reduce the transverse vibration of the vehicle in the processes of quick acceleration, quick braking and quick turning, and improve the operation stability of the vehicle. The damping device is used for inhibiting the vibration of the spring when rebounding after absorbing the shock and the impact from the road surface, and can realize the damping of the vibration of the frame and the vehicle body so as to improve the driving smoothness of the vehicle.

When traditional attenuator is installed to different vehicles on, need carry out damping according to the difference of vehicle model and adjust, and the damping numerical value in the unable directly perceived reading damper of conventional regulative mode for traditional attenuator adjusts the precision not high, can influence the travelling comfort of vehicle in the middle of going like this.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve lies in: the utility model provides an adjustable shock attenuation damper, it has solved among the prior art, and traditional attenuator when installing to different vehicles, needs carry out the damping adjustment according to the difference of vehicle model, and the damping numerical value in the unable directly perceived readout attenuator of conventional regulative mode for traditional attenuator adjusts the not high problem of precision.

The utility model discloses the technical problem that will solve takes following technical scheme to realize: an adjustable shock absorption damper comprises a damping cylinder, a middle abutting ring, a sliding rod, a first spring, an adjusting assembly and an auxiliary assembly, wherein an axial single-side opening is formed in the damping cylinder; the auxiliary assembly sets up in the damping section of thick bamboo outside, and the auxiliary assembly is connected with middle butt ring, and the auxiliary assembly is kept away from one side of middle butt ring and is connected with the adjusting part, and the auxiliary assembly turns into specific numerical value scale with the elasticity change of first spring and changes.

Through adopting above-mentioned technical scheme, when middle butt ring received the axial extrusion, play the cushioning effect through compressing first spring, use adjusting part to increase the elasticity of first spring or reduce the shock-absorbing capacity that can change middle butt ring under the condition of the same displacement distance, the in-process that adjusts simultaneously can change directly perceivedly through the vertical scale on the auxiliary assembly sees the absorbing change of attenuator, is favorable to the accurate regulation to attenuator damping intensity.

The utility model discloses further set up to: the adjusting component comprises an external thread and an adjusting ring, the external thread is arranged on the outer side of the damping cylinder and far away from one end of the damping cylinder, the adjusting ring is sleeved on the outer side of the damping cylinder and connected with the external thread in a threaded manner, and the end part of the first spring is respectively abutted to the adjusting ring and the middle abutting ring.

Through adopting above-mentioned technical scheme, rotate the adjustable ring through utilizing tools commonly used such as spanner pliers, make the axial position of adjustable ring change under the screw thread effect of external screw thread, first spring is compressed when the adjustable ring moves towards the direction of middle butt ring, and the damping value of attenuator is higher this moment, and on the contrary first spring removes the compression, and the damping value of attenuator reduces, easy operation, need not to use specialized tool to adjust.

The utility model discloses further set up to: one side that damping cylinder was kept away from to middle butt ring is provided with second grade damper, and second grade damper includes second spring, butt end and slide bar, and in the slide bar inserted damping cylinder along damping cylinder axial, butt end and the coaxial setting of middle butt ring, the second spring setting was between middle butt ring and butt end, and the tip that damping cylinder was kept away from to the slide bar is connected with the butt end.

Through adopting above-mentioned technical scheme, take place axial motion after the butt end receives pressure, press the second spring this moment and make the second spring take place deformation, the second spring axial presses middle butt ring simultaneously, and middle butt ring makes first spring compression deformation through above-mentioned process to play twice shock attenuation buffering's effect, further improved the shock attenuation buffer capacity of attenuator.

The utility model discloses further set up to: one side of the abutting end far away from the damping cylinder is fixedly provided with a fixed joint, one end of the damping cylinder far away from the secondary damping assembly is provided with a connecting piece, a limiting pin is arranged between the connecting piece and the damping cylinder, the limiting pin radially penetrates through the connecting piece and the damping cylinder along the damping cylinder, the limiting pin limits the relative rotation of the connecting piece and the damping cylinder, and the connecting piece and the fixed joint are connected with an external device through threaded fasteners.

Through adopting above-mentioned technical scheme, use connecting piece and fixed joint to pass through threaded fastener with the external device respectively and be connected, compare in the mode stability that directly uses damping cylinder and butt end and external device butt higher, effectively improved the stability of shock attenuation attenuator when using, further guaranteed the shock attenuation buffering effect of attenuator.

The utility model discloses further set up to: the connecting piece includes first joint and second joint, and arbitrary and damping cylinder tip screw thread fit connection in first joint and the second joint.

Through adopting above-mentioned technical scheme, use the joint and the damping cylinder threaded connection of different models, improved the scope of attenuator adaptation installation device, improved the installation degree of freedom of attenuator.

The utility model discloses further set up to: the auxiliary assembly includes the sleeve, the slip chamber, the scale, the connection piece, the rotating ring and mark the line, the sleeve cover is established in the damping section of thick bamboo outside, telescopic one end and middle butt ring fixed connection, the slip chamber sets up at the sleeve wall internally, the rotating ring rotates with the adjusting part to be connected, connection piece one end is fixed in the rotating ring towards telescopic one side, the other end of connection piece extends to the slip intracavity and follows sleeve axial slip, the scale sets up at the slip intracavity along sleeve axial slip, the scale is fixed at connection piece tip, the sleeve outside is provided with marks the line.

Through adopting above-mentioned technical scheme, during butt end axial motion, drive scale axial motion through the connection piece, utilize the part that mark line and scale align to know current first spring this moment and change numerical value, can not interfere the compression production of first spring at above-mentioned in-process sleeve, the sleeve also can separate the motion path of slide bar and damping section of thick bamboo external environment simultaneously, prevents to adhere to foreign matter on the slide bar and influences its axial slip.

The utility model discloses further set up to: the inner wall fixed mounting that sleeve and middle butt ring are connected one end has a clean lantern ring, and the clean lantern ring is the annular setting, and the clean lantern ring encircles sleeve inner wall a week, clean lantern ring inner wall and slide bar outer wall slip butt.

Through adopting above-mentioned technical scheme, when butt end axial motion, drive slide bar axial motion, the slide bar can restrict the butt end and only take place the endwise slip, because slide bar and the butt of the clean lantern ring, the clean lantern ring can strike off the foreign matter that adheres to at the slide bar outer wall this moment, prevents that the foreign matter from piling up the slip that the back influences the slide bar.

The utility model has the advantages that:

1. the damping capacity of the middle abutting ring under the condition of the same moving distance can be changed by increasing or reducing the elastic force of the first spring through the adjusting assembly, and meanwhile, the damping change of the damper can be visually seen through the vertical scale change on the auxiliary assembly in the adjusting process of the adjusting assembly, so that the damping intensity of the damper can be accurately adjusted.

2. Use connecting piece and fixed joint to pass through threaded fastener with external device respectively and be connected, compare in the mode stability that directly uses damping cylinder and butt end and external device butt higher, effectively improved the stability of shock attenuation attenuator when using, further guaranteed the shock attenuation buffering effect of attenuator.

3. When butt end axial motion, drive slide bar axial motion, the slide bar can restrict the butt end and only take place the endwise slip, because slide bar and the butt of clean lantern ring, the clean lantern ring can be scraped the foreign matter that adheres to at the slide bar outer wall this moment, prevents that the foreign matter from piling up the slip that the back influences the slide bar.

Drawings

Fig. 1 is a schematic structural view of the present invention when a first joint is installed;

FIG. 2 is a schematic structural view of the present invention when a second joint is installed;

FIG. 3 is a schematic structural view of the present invention with the auxiliary assembly removed;

FIG. 4 is a schematic structural diagram of an auxiliary assembly of the present invention;

fig. 5 is a sectional view of the structure of the auxiliary assembly of the present invention.

In the figure: 10. a damping cylinder; 11. an external thread; 20. an adjustment assembly; 21. a first spring; 22. a middle abutting ring; 23. a second spring; 24. abutting against the end socket; 25. a slide bar; 26. an adjusting ring; 30. a first joint; 31. a spacing pin; 32. fixing the joint; 33. a second joint; 40. an auxiliary component; 41. a sleeve; 42. a sliding cavity; 43. a scale; 44. connecting sheets; 45. a rotating ring; 46. marking a line; 47. the collar is cleaned.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.

As shown in fig. 1-5, an adjustable shock absorption damper comprises a damping cylinder 10, a middle abutting ring 22, a sliding rod 25, a first spring 21, an adjusting assembly 20 and an auxiliary assembly 40, wherein the damping cylinder 10 is provided with an axial single-side opening, the adjusting assembly 20 is arranged outside the damping cylinder 10, the middle abutting ring 22 is arranged on the opening side of the end part of the damping cylinder 10, the first spring 21 is arranged between the adjusting assembly 20 and the middle abutting ring 22, and the adjusting assembly 20 adjusts the elastic force of the first spring 21 by adjusting the distance between the adjusting assembly 20 and the middle abutting ring 22; the auxiliary assembly 40 is arranged outside the damping cylinder 10, the auxiliary assembly 40 is connected with the middle abutting ring 22, one side, far away from the middle abutting ring 22, of the auxiliary assembly 40 is connected with the adjusting assembly 20, and the auxiliary assembly 40 converts the elastic force change of the first spring 21 into specific numerical scale change. The adjusting assembly 20 comprises an external thread 11 and an adjusting ring 26, the external thread 11 is arranged outside the damping cylinder 10 and far away from the open end of the damping cylinder 10, the adjusting ring 26 is sleeved outside the damping cylinder 10 and is in threaded connection with the external thread 11, and the end part of the first spring 21 is respectively abutted against the adjusting ring 26 and the intermediate abutting ring 22. One side that damping cylinder 10 was kept away from to middle butt ring 22 is provided with second grade damper, and second grade damper includes second spring 23, butt end 24 and slide bar 25, and in slide bar 25 inserted damping cylinder 10 along damping cylinder 10 axial, butt end 24 and the coaxial setting of middle butt ring 22, second spring 23 set up between middle butt ring 22 and butt end 24, and the tip and the 24 threaded connection of butt end that damping cylinder 10 was kept away from to slide bar 25. One side of the abutting end 24, which is far away from the damping cylinder 10, is fixedly provided with a fixed joint 32, one end of the damping cylinder 10, which is far away from the secondary damping component, is provided with a connecting piece, a limit pin 31 is arranged between the connecting piece and the damping cylinder 10, the limit pin 31 radially penetrates through the connecting piece and the damping cylinder 10 along the damping cylinder 10, the limit pin 31 limits the relative rotation of the connecting piece and the damping cylinder 10, and the connecting piece and the fixed joint 32 are connected with an external device through a threaded fastener. The connecting piece comprises a first connector 30 and a second connector 33, and either one of the first connector 30 and the second connector 33 is in threaded fit connection with the end of the damping cylinder 10.

As shown in fig. 1, 4 and 5, the auxiliary assembly 40 includes a sleeve 41, a sliding cavity 42, a scale 43, a connecting piece 44, a rotating ring 45 and a marking line 46, the sleeve 41 is sleeved outside the damping cylinder 10, one end of the sleeve 41 is fixedly connected with the middle abutting ring 22, the sliding cavity 42 is disposed in a wall body of the sleeve 41, the rotating ring 45 is rotatably connected with an end portion of the adjusting ring 26 in the adjusting assembly 20, one end of the connecting piece 44 is fixed on a side of the rotating ring 45 facing the sleeve 41, the other end of the connecting piece 44 extends into the sliding cavity 42 and slides axially along the sleeve 41, the scale 43 is axially slidably disposed in the sliding cavity 42 along the sleeve 41, the scale 43 is fixed at an end portion of the connecting piece 44, and the marking line 46 is disposed outside the sleeve 41. The inner wall fixed mounting that sleeve 41 and middle butt ring 22 are connected one end has clean lantern ring 47, and clean lantern ring 47 is the annular setting, and clean lantern ring 47 encircles sleeve 41 inner wall a week, and clean lantern ring 47 inner wall and slide bar 25 outer wall slip butt.

Through utilizing common tool such as spanner hand vice to rotate adjustable ring 26, make the axial position of adjustable ring 26 change under the screw thread effect of external screw thread 11, first spring 21 is compressed when adjustable ring 26 moves towards the direction of middle butt ring 22, and the damping value of attenuator is higher this moment, and first spring 21 decompresses on the contrary, and the damping value of attenuator reduces, easy operation, need not to use specialized tool to adjust.

When middle butt ring 22 receives the axial extrusion, play the cushioning effect through compressing first spring 21, use adjusting part 20 to increase the elasticity of first spring 21 or reduce and can change the shock-absorbing capacity of middle butt ring 22 under the condition of same displacement distance, the in-process that adjusts 20 simultaneously can change the change of seeing the attenuator shock attenuation directly perceived through the vertical scale on supplementary subassembly 40, is favorable to the accurate regulation to attenuator shock attenuation damping intensity. Take place axial motion after butt end 24 receives pressure, press this moment second spring 23 to make second spring 23 take place deformation, butt ring 22 in the middle of second spring 23 axial is pressed simultaneously, middle butt ring 22 makes first spring 21 compression deformation through above-mentioned process, thereby play the effect of twice shock attenuation buffering, the shock attenuation buffer capacity of attenuator has further been improved, first spring 21 acts on the frictional force increase that adjustable ring 26 and external screw thread 11 interlock screw thread department can make to the axial pressure of adjustable ring 26 simultaneously, prevent that the condition of long-time use back adjustable ring 26 slippage from taking place.

Use connecting piece and fixed joint 32 to pass through threaded fastener with the external device respectively and be connected, compare in the mode stability that directly uses damping cylinder 10 and butt end 24 and external device butt higher, effectively improved the stability of shock attenuation attenuator when using, further guaranteed the shock attenuation buffering effect of attenuator.

The joints with different types are connected with the damping cylinder 10 in a threaded manner, so that the range of the adaptive installation device of the damper is enlarged, and the installation freedom of the damper is improved.

When the abutting end 24 moves axially, the connecting piece 44 drives the scale 43 to move axially, the pressure change value of the first spring 21 can be known by the aligning part of the marking line 46 and the scale 43, the sleeve 41 cannot interfere with the compression of the first spring 21 in the process, and meanwhile, the sleeve 41 can separate the movement path of the sliding rod 25 from the external environment of the damping cylinder 10, so that the sliding rod 25 is prevented from being influenced by foreign matters attached to the sliding rod 25 to slide axially.

When the abutting end 24 moves axially, the sliding rod 25 is driven to move axially, the sliding rod 25 can limit the abutting end 24 to only slide axially, at the moment, the sliding rod 25 abuts against the cleaning lantern ring 47, the cleaning lantern ring 47 can scrape off foreign matters attached to the outer wall of the sliding rod 25, and the sliding of the sliding rod 25 is prevented from being influenced after the foreign matters are accumulated.

The foregoing illustrates and describes the general principles, features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An adjustable shock absorption damper, characterized in that: including damping cylinder (10), middle butt ring (22), slide bar (25), first spring (21), adjusting part (20) and auxiliary assembly (40), be axial unilateral opening in damping cylinder (10), adjusting part (20) set up in the damping cylinder (10) outside, middle butt ring (22) set up the tip opening side at damping cylinder (10), first spring (21) set up between adjusting part (20) and middle butt ring (22), adjusting part (20) is through adjusting the elasticity size of adjusting first spring (21) with the distance of middle butt ring (22);

auxiliary assembly (40) set up in damping cylinder (10) outside, and auxiliary assembly (40) are connected with middle butt ring (22), and one side that middle butt ring (22) was kept away from in auxiliary assembly (40) is connected with adjusting part (20), and auxiliary assembly (40) change the elasticity of first spring (21) and turn into specific numerical scale and change.

2. An adjustable shock absorbing damper as set forth in claim 1 wherein: the adjusting assembly (20) comprises an external thread (11) and an adjusting ring (26), the external thread (11) is arranged at one end, away from an opening of the damping cylinder (10), the adjusting ring (26) is sleeved on the outer side of the damping cylinder (10) and is in threaded connection with the external thread (11), and the end of the first spring (21) is abutted to the adjusting ring (26) and the middle abutting ring (22) respectively.

3. An adjustable shock absorbing damper as set forth in claim 1 wherein: including setting up the second grade damper assembly who keeps away from damping cylinder (10) one side in centre butt ring (22), second grade damper assembly includes second spring (23), butt end (24) and slide bar (25), slide bar (25) insert damping cylinder (10) along damping cylinder (10) axial in, butt end (24) and the coaxial setting of centre butt ring (22), second spring (23) set up in the centre between butt ring (22) and butt end (24), the tip and butt end (24) of keeping away from damping cylinder (10) are connected in slide bar (25).

4. An adjustable shock absorbing damper as set forth in claim 3 wherein: one side of the abutting end head (24) far away from the damping cylinder (10) is provided with a fixed joint (32), one end of the damping cylinder (10) far away from the secondary damping component is provided with a connecting piece, and a limiting pin (31) is arranged between the connecting piece and the damping cylinder (10).

5. An adjustable vibration damper according to claim 4, wherein: the connecting piece comprises a first connector (30) and a second connector (33), and any one of the first connector (30) and the second connector (33) is in threaded fit connection with the end part of the damping cylinder (10).

6. An adjustable shock absorbing damper as set forth in claim 1 wherein: auxiliary assembly (40) includes sleeve (41), sliding chamber (42), scale (43), connection piece (44), rotating ring (45) and mark line (46), sleeve (41) cover is established in damping section of thick bamboo (10) outside, the one end and middle butt ring (22) fixed connection of sleeve (41), sliding chamber (42) set up in sleeve (41) wall body, rotating ring (45) rotate with adjusting part (20) and are connected, one side at rotating ring (45) orientation sleeve (41) is fixed to connection piece (44) one end, the other end of connection piece (44) extends to and follows sleeve (41) axial slip in sliding chamber (42), scale (43) set up in sliding chamber (42) along sleeve (41) axial slip, scale (43) are fixed at connection piece (44) tip, sleeve (41) outside is provided with marks line (46).

7. An adjustable vibration damper according to claim 6, wherein: the inner wall fixed mounting that sleeve (41) and middle butt ring (22) are connected one end has clean lantern ring (47), and clean lantern ring (47) encircles sleeve (41) inner wall a week.