CN111734771A - Adjusting knob assembly of shock absorber - Google Patents
Adjusting knob assembly of shock absorber Download PDFInfo
- Publication number
- CN111734771A CN111734771A CN201910494393.9A CN201910494393A CN111734771A CN 111734771 A CN111734771 A CN 111734771A CN 201910494393 A CN201910494393 A CN 201910494393A CN 111734771 A CN111734771 A CN 111734771A
- Authority
- CN
- China
- Prior art keywords
- adjusting
- adjustment
- knob assembly
- steel ball
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/44—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction
- F16F9/446—Adjustment of valve bias or pre-stress
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/12—Fluid damping
Abstract
The invention discloses an adjusting knob assembly which comprises an adjusting rotating disc and an adjusting rotating seat. The adjusting rotary disc is fixedly connected with one end of the adjusting rod, the adjusting rotary disc is connected to the adjusting rotary seat through the adjusting rod in a rotating mode, a groove is formed in the surface, in contact with the adjusting rotary disc, of the adjusting rotary seat, and an elastic piece and a steel ball are arranged in the adjusting rotary disc. The adjusting rotary disc is rotated to drive the steel ball to rotate, and the steel ball falls into the groove to be positioned, so that different damping values can be accurately adjusted.
Description
Technical Field
The invention relates to the technical field of vehicle parts, in particular to an adjusting knob assembly of a shock absorber.
Background
In order to increase the comfort of the vehicle, the chassis system of the automobile adopts a shock absorber for shock absorption and buffering, and the shock absorber is mainly used for inhibiting the shock when the spring absorbs the shock and rebounds and the impact from the road surface. While the shock-absorbing spring can filter the vibration of the road surface when passing through the uneven road surface, the spring itself reciprocates, and the shock absorber is used for suppressing the jump, and the shock absorber depends on the damping force to suppress the jump of the spring. The damping of a common shock absorber is infinitely adjustable, and usually, an adjusting rod rotates to drive a valve rod and a valve needle which are connected with the adjusting rod to control the opening or closing of an adjusting bolt, so that the damping size of the shock absorber is adjusted, but the adjusting mode cannot accurately adjust the damping size, and a vehicle cannot be better adapted to different road conditions.
Therefore, a shock absorber that facilitates accurate adjustment of different damping values is desired.
Disclosure of Invention
Objects of the invention
In order to overcome at least one defect in the prior art and facilitate the accurate adjustment of shock absorbers with different damping values, the invention discloses the following technical scheme.
(II) technical scheme
As a first aspect of the present invention, there is disclosed an adjustment knob assembly comprising:
the adjusting rotating disc is fixedly connected with one end of the adjusting rod;
the adjusting rotary seat is in threaded connection with one end of the piston rod;
the adjusting rotary disc is rotatably connected to the adjusting rotary seat through the adjusting rod.
In one possible embodiment, the adjustment knob assembly further includes:
the adjusting rotary seat comprises an elastic piece and a steel ball, wherein the elastic piece is installed in the adjusting rotary seat, the steel ball is abutted to the elastic piece, and the elastic piece applies force towards the adjusting rotary seat to the steel ball.
In a possible embodiment, at least one groove is provided on an end surface of the adjusting rotary seat contacting the adjusting rotary disk.
In a possible embodiment, a screw is arranged in the adjusting rotating disc, and the screw is abutted with one end, away from the steel ball, of the elastic piece.
In a possible embodiment, the adjusting rotary disk is screwed to the adjusting rod.
In a possible embodiment, a screw thread is arranged between the adjusting rotary disk and the adjusting rod.
In a possible embodiment, a boss is disposed at one end of the adjusting rod close to the adjusting rotary seat.
In a possible embodiment, a spring is arranged between the boss and the adjustment rotary seat.
In a possible embodiment, one end of the adjusting rod, which is far away from the adjusting rotary seat, is provided with a regular hexagonal prism.
As a second aspect of the present invention, the present invention also discloses a shock absorber, comprising:
the adjusting knob assembly of any one of the above technical schemes.
(III) advantageous effects
The invention discloses an adjusting knob component of a shock absorber, which has the following beneficial effects:
1. the elastic piece and the steel ball which are arranged in the adjusting rotary disc realize the accurate adjustment of the damping through the positioning of the steel ball and the groove on the adjusting rotary disc.
2. The elastic piece is arranged in the adjusting rotating disk and is abutted against the steel ball, and the elastic piece applies force towards the adjusting rotating disk to the steel ball, so that the steel ball is tightly attached to the upper surface of the adjusting rotating disk.
3. The adjusting rotary disc is internally provided with a screw, and the screw and one end of the elastic part far away from the steel ball are abutted, so that the elastic part and the steel ball in the adjusting rotary disc are convenient to replace.
4. And a screw glue is arranged between the adjusting rotating disk and the adjusting rod, so that the positions of the adjusting rotating disk and the adjusting rod are further fixed.
5. The end of the adjusting rod far away from the adjusting rotary seat is provided with a regular hexagonal prism which is convenient to be connected with the valve rod, and when the adjusting rod rotates, the valve rod is driven to rotate together.
Drawings
The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining and illustrating the present invention and should not be construed as limiting the scope of the present invention.
FIG. 1 is a cross-sectional view of a first embodiment of an adjustment knob assembly of the present disclosure.
Fig. 2 is an exploded view of fig. 1.
Fig. 3 is a three-dimensional structure diagram of the adjustment rotary base.
FIG. 4 is a schematic three-dimensional structure of a first embodiment of the disclosed shock absorber.
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the accompanying drawings in the embodiments of the present invention.
It should be noted that: in the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described are some embodiments of the present invention, not all embodiments, and features in embodiments and embodiments in the present application may be combined with each other without conflict. 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.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.
A first embodiment of an adjustment knob assembly of the present disclosure is described in detail below with reference to fig. 1-4. This embodiment is mainly applied to the bumper shock absorber, the bumper shock absorber of the different damping values of accurate regulation of being convenient for.
As shown in fig. 1 to 4, the adjusting knob assembly disclosed in this embodiment mainly includes an adjusting rotary plate 100 and an adjusting rotary base 200.
The shock absorber mainly comprises a spring and a damper, the damper comprises a piston cylinder, a piston rod assembly, an adjusting knob assembly and the like, and the damping adjustment of the shock absorber is mainly completed by the piston rod assembly and the adjusting knob assembly.
The adjusting rotary plate 100 of the adjusting knob assembly is fixedly connected with one end of the adjusting rod 300, the adjusting rotary plate 100 is rotatably connected to the adjusting rotary base 200 through the adjusting rod 300, and the adjusting rotary base 200 is fixedly connected with one end of the piston rod through a thread, and the adjusting knob assembly is used for adjusting the opening or closing of the adjusting bolt passage in the piston rod assembly of the damper, thereby adjusting the damping force of the damper.
An adjusting bolt fixedly connected with the piston assembly is arranged in a piston rod in the piston rod assembly, a channel is arranged in the center of the adjusting bolt and is connected with a through hole in the piston rod, a valve needle is further arranged in the piston rod and is used for controlling the opening or closing of the adjusting bolt channel and the through hole. When the adjusting bolt channel is in a normally open state, the piston rod assembly moves in the piston cylinder, and oil in the upper oil cavity and the lower oil cavity can flow through the channel and the through hole, so that the damping force is reduced. The specific description is as follows: when the shock absorber is stretched, the piston assembly moves upwards, the volume of the upper cavity of the oil cavity is reduced, the oil pressure is increased, oil in the upper cavity of the oil cavity pushes the lower valve plate through the piston to flow into the lower cavity of the oil cavity, and meanwhile, the valve needle of the piston rod opens the oil to flow into the passage of the adjusting bolt through the through hole in the piston rod and then flow into the lower cavity of the oil cavity, so that the restoring damping force of the original motion is reduced; when the shock absorber is compressed, the piston assembly moves downwards, the volume of the lower cavity of the oil cavity is reduced, the oil pressure is increased, oil in the lower cavity of the oil cavity pushes the upper valve plate to flow into the upper cavity of the oil cavity through the piston, and meanwhile, the valve needle of the piston rod opens the oil to flow into the passage of the adjusting bolt through the through hole in the piston rod and then flow into the upper cavity of the oil cavity, so that the compression damping force of the original movement is reduced.
The valve needle is installed at one end of a valve rod in the piston rod, the other end of the valve rod is connected with an adjusting rod 300, the adjusting rod 300 is rotatably connected to an adjusting rotary base 200 installed at one end of the piston cylinder, and when the adjusting rotary base 100 is rotated, the adjusting rotary base 100 drives the adjusting rod 300 to rotate, so that the valve needle moves along the axis of the piston rod, a gap between the valve needle and an adjusting bolt is changed, and a damping force is controlled.
In one possible embodiment, the adjustment knob assembly further includes an elastic member 120 and a steel ball 110. A hole with an opening towards the adjusting rotary seat 200 is arranged in the adjusting rotary disk 100, the elastic piece 120 is arranged in the hole of the adjusting rotary disk 100, one end of the elastic piece 120 close to the adjusting rotary seat 200 is abutted against the steel ball 110, the elastic piece 120 is a spring, and the inner diameter of the spring is smaller than the outer diameter of the steel ball 110. The elastic member 120 applies a force to the steel ball 110 toward the adjustment rotary base 200, so that the steel ball 110 is brought into closer contact with the upper surface of the adjustment rotary base 200.
In a possible embodiment, at least one groove 210 is provided on the end surface of the adjusting rotary seat 200 contacting the adjusting rotary disk 100, and the steel ball 110 falls into the groove, so as to realize precise adjustment. In this embodiment, adjust and evenly be provided with 8 recesses 210 on the roating seat, 8 recesses 210 correspond 8 grades, adjust rotary disk 100 and rotate the round, just adjust 8 different gears.
The adjusting rotary disk 100 rotates circumferentially to drive the elastic member 120 and the steel ball 110 to move together, and when the steel ball 110 rotates to the position of the groove 210, the elastic member 120 applies a force towards the adjusting rotary seat 200 to the steel ball 110, so that the steel ball 110 is fixed in the groove 210, and primary damping force adjustment is realized.
If the distance between the valve needle and the adjusting bolt is 3.2mm, when the steel ball 110 rotates from the position of one groove 210 to the position of the adjacent groove 210, the valve needle moves 0.1mm relative to the adjusting bolt, both the opening and closing of the adjusting bolt are 0 gear, the distance between the opening and closing states of the adjusting bolt is 32 gears, and the adjusting bolt can be adjusted step by adjusting the rotating component.
In one possible embodiment, a screw 130 is disposed in the adjusting rotary disk 100, and the screw 130 abuts against an end of the elastic member 120 away from the steel ball 110, so as to facilitate maintenance and replacement of the elastic member 120 and the steel ball 110 in the adjusting rotary disk 100.
The adjusting rotary base 200 is connected to the piston rod, the adjusting rotary base 100 is rotatably connected to the adjusting rotary base 200, the adjusting rotary base 100 is fixedly connected to the adjusting rod 300, if the elastic member 120 needs to be replaced, the adjusting rotary base 200 needs to be detached, and the adjusting rod 300 drives the adjusting rotary base 100 to be separated from the piston rod, which is cumbersome.
In one possible embodiment, the adjusting rotary disk 100 is threadedly coupled to the adjusting lever 300, and a screw glue is disposed between the adjusting rotary disk 100 and the adjusting lever 300. When the adjusting rotary disc 100 is installed, after the adjusting rod 300 is screwed into the threaded hole in the adjusting rotary disc 100, the threaded glue is added between the adjusting rotary disc 100 and the adjusting rod 300, and the relative position of the adjusting rotary disc 100 and the adjusting rod 300 is further fixed.
In a possible embodiment, a boss 310 is provided at an end of the adjustment lever 300 adjacent to the adjustment rotary base 200, a spring 400 is provided between the boss 310 and the adjustment rotary base 200, and a cavity is provided at an end surface of the adjustment rotary base 200 adjacent to the piston rod to prevent the adjustment lever 300 from being separated from the adjustment rotary base 200.
In one possible embodiment, an end of the adjusting lever 300, which is far from the adjusting rotary base 200, is provided with a regular hexagonal prism 320 for coupling with a valve stem, which is provided with a groove matching with the regular hexagonal prism, and the adjusting lever 300 is inserted into the groove, and the valve stem rotates along with the adjusting lever 300.
A first embodiment of a shock absorber of the present disclosure is described in detail below with reference to fig. 1 to 4. This embodiment is mainly applied to the bumper shock absorber, the bumper shock absorber of the different damping values of accurate regulation of being convenient for.
As shown in fig. 1 to 4, the present embodiment mainly includes a device described in the first embodiment of the adjustment knob assembly. The adjusting knob assembly mainly includes an adjusting rotary plate 100 and an adjusting rotary base 200.
The shock absorber mainly comprises a spring and a damper, the damper comprises a piston cylinder, a piston rod assembly, an adjusting knob assembly and the like, and the damping adjustment of the shock absorber is mainly completed by the piston rod assembly and the adjusting knob assembly.
The adjusting rotary plate 100 of the adjusting knob assembly is fixedly connected with one end of the adjusting rod 300, the adjusting rotary plate 100 is rotatably connected to the adjusting rotary base 200 through the adjusting rod 300, and the adjusting rotary base 200 is fixedly connected with one end of the piston rod through a thread, and the adjusting knob assembly is used for adjusting the opening or closing of the adjusting bolt passage in the piston rod assembly of the damper, thereby adjusting the damping force of the damper.
An adjusting bolt fixedly connected with the piston assembly is arranged in a piston rod in the piston rod assembly, a channel is arranged in the center of the adjusting bolt and is connected with a through hole in the piston rod, a valve needle is further arranged in the piston rod and is used for controlling the opening or closing of the adjusting bolt channel and the through hole. When the adjusting bolt channel is in a normally open state, the piston rod assembly moves in the piston cylinder, and oil in the upper oil cavity and the lower oil cavity can flow through the channel and the through hole, so that the damping force is reduced.
The valve needle is installed at one end of a valve rod in the piston rod, the other end of the valve rod is connected with an adjusting rod 300, the adjusting rod 300 is rotatably connected to an adjusting rotary base 200 installed at one end of the piston cylinder, and when the adjusting rotary base 100 is rotated, the adjusting rotary base 100 drives the adjusting rod 300 to rotate, so that the valve needle moves along the axis of the piston rod, a gap between the valve needle and an adjusting bolt is changed, and a damping force is controlled.
In a possible embodiment, at least one groove 210 is provided on an end surface of the adjusting rotary seat 200 contacting the adjusting rotary disk 100.
In one possible embodiment, a screw 130 is disposed in the adjusting rotary plate 100, and the screw 130 abuts against an end of the elastic member 120 away from the steel ball 110.
In one possible embodiment, the adjusting rotary disk 100 is threadedly coupled with the adjusting lever 300.
In one possible embodiment, a screw glue is disposed between the adjusting rotary disk 100 and the adjusting lever 300.
In one possible embodiment, an end of the adjustment lever 300 adjacent to the adjustment rotary base 200 is provided with a boss 310.
In one possible embodiment, a spring 400 is disposed between the boss 310 and the adjustment rotary base 200.
In one possible embodiment, an end of the adjustment lever 300 away from the adjustment rotary base 200 is provided with a regular hexagonal prism 320.
The specific structures of the adjusting rotary disc 100, the adjusting rotary base 200 and the like in this embodiment can refer to the structural arrangement described in the first embodiment of the adjusting knob assembly, and are not described in detail again.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. An adjustment knob assembly, comprising:
the adjusting rotating disc is fixedly connected with one end of the adjusting rod;
the adjusting rotary seat is in threaded connection with one end of the piston rod;
the adjusting rotary disc is rotatably connected to the adjusting rotary seat through the adjusting rod.
2. The adjustment knob assembly according to claim 1, wherein said adjustment knob assembly further comprises:
the adjusting rotary seat comprises an elastic piece and a steel ball, wherein the elastic piece is installed in the adjusting rotary seat, the steel ball is abutted to the elastic piece, and the elastic piece applies force towards the adjusting rotary seat to the steel ball.
3. The adjustment knob assembly according to claim 1, wherein at least one groove is provided on an end surface of the adjustment rotary seat contacting the adjustment rotary plate.
4. The adjustment knob assembly according to claim 2, wherein a screw is disposed within said adjustment rotary disk, said screw abutting an end of said resilient member distal from said steel ball.
5. The adjustment knob assembly according to claim 1, wherein said adjustment rotary disk is threadedly coupled to said adjustment rod.
6. The adjustment knob assembly according to claim 5, wherein a screw glue is provided between said adjustment rotary plate and said adjustment lever.
7. The adjustment knob assembly according to claim 1, wherein an end of said adjustment lever adjacent to said adjustment swivel is provided with a boss.
8. The adjustment knob assembly according to claim 7, wherein a spring is disposed between said boss and said adjustment swivel.
9. The adjustment knob assembly according to claim 1, wherein an end of the adjustment lever remote from the adjustment rotary base is provided with a regular hexagonal prism.
10. A shock absorber, comprising:
the adjustment knob assembly of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910494393.9A CN111734771A (en) | 2019-06-06 | 2019-06-06 | Adjusting knob assembly of shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910494393.9A CN111734771A (en) | 2019-06-06 | 2019-06-06 | Adjusting knob assembly of shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111734771A true CN111734771A (en) | 2020-10-02 |
Family
ID=72645915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910494393.9A Pending CN111734771A (en) | 2019-06-06 | 2019-06-06 | Adjusting knob assembly of shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111734771A (en) |
-
2019
- 2019-06-06 CN CN201910494393.9A patent/CN111734771A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7255209B2 (en) | Integrated suspension system for vehicle | |
| CN101229765B (en) | Multistage jounce bumper | |
| US11066123B2 (en) | Compression piston | |
| US20150321533A1 (en) | Adjustable blow-off suspension | |
| CN210565981U (en) | Shock absorber and adjusting knob subassembly | |
| CN210554340U (en) | Novel car seat shock attenuation device | |
| US20150284048A1 (en) | Ramp control for a front fork of a bicycle | |
| CN111734771A (en) | Adjusting knob assembly of shock absorber | |
| CN114046332A (en) | Independent exhaust and pressure relief shock absorber | |
| CN210068834U (en) | Shock absorber with adjusting function | |
| CN210068835U (en) | Piston rod assembly of shock absorber | |
| JP2004324817A (en) | Valve structure of hydraulic buffer for vehicle | |
| CN111720471A (en) | Piston rod assembly of shock absorber | |
| CN210510093U (en) | Damper with adjustable hydraulic compression limiting mechanism | |
| CN204403260U (en) | Regulating type damping device on electrode plate forming machine | |
| CN108775369B (en) | Shock absorber and vehicle with same | |
| KR101337857B1 (en) | Damping force variable valve assembly of a shock absorber | |
| US20090194920A1 (en) | Integrated Suspension Control Device | |
| US6296090B1 (en) | Rotary damper | |
| KR101762069B1 (en) | Functional shock absorber for variable damping performance with digressive piston | |
| CN220622578U (en) | Shock absorber and wheelbarrow | |
| CN219827573U (en) | Damping regulating valve regulating mechanism, regulating valve, external air reservoir and vibration damper | |
| CN219413375U (en) | Damping valve system of oil pressure shock absorber of railway vehicle | |
| CN216158182U (en) | Damping-adjustable shock absorber | |
| CN220285562U (en) | Adjustable automobile tail door buffer block structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211228 Address after: 400071 No. 3, No. 5, Longgang Road, guojiatuo street, Liangjiang New Area, Chongqing (orchard type B bonded Center) Applicant after: Chongqing Peiquan Technology Co.,Ltd. Address before: 400000 room 23-1, building 112, No. 1, HUYUN street, jingkaiyuan, Beibu new area, Yubei District, Chongqing Applicant before: Chongqing juaisi Technology Co.,Ltd. |