CN109109696A - A kind of vehicle seat spring vibration damper - Google Patents
A kind of vehicle seat spring vibration damper Download PDFInfo
- Publication number
- CN109109696A CN109109696A CN201710479060.XA CN201710479060A CN109109696A CN 109109696 A CN109109696 A CN 109109696A CN 201710479060 A CN201710479060 A CN 201710479060A CN 109109696 A CN109109696 A CN 109109696A
- Authority
- CN
- China
- Prior art keywords
- elastic ball
- air spring
- vehicle seat
- piston
- vibration damper
- 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
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/50—Seat suspension devices
- B60N2/52—Seat suspension devices using fluid means
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The present invention discloses a kind of vehicle seat spring vibration damper, including top plate, bottom plate, mounting base, air spring and elastic ball damping device, air spring is mounted vertically between top plate and bottom plate, elastic ball damping device is vertically arranged in the center annular space of air spring, elastic ball damping device includes the piston rod for being fixed on top plate lower surface and the piston cylinder for being fixed on plate upper surface, the upper end of piston cylinder is equipped with piston cover, piston-rod lower end is provided with the piston head protruded into inside piston cylinder, space in piston cylinder below piston head is cavity, elastic ball is filled in cavity.Vehicle seat spring vibration damper of the invention, it is designed using the combination of rubber air spring and elastic ball damping device, so that vehicle seat damping effect is more preferably, the vibration generated due to road bump is eliminated significantly, provides more comfortable driving environment for driver.
Description
Technical field
The invention belongs to vehicle damping technical fields, and in particular to a kind of vehicle seat spring vibration damper.
Background technique
Large engineering vehicle, such as road roller, bull-dozer etc. shake larger at runtime, and especially road roller is in out-of-flatness
Road traveling when, the vibration of vehicle entirety becomes apparent, and long-duration driving vehicle is easy to produce tired in driver's vibration environment
Labor, uncomfortable etc., existing under-seat will be installed spring fastening to filter the vibration on road surface, but spring itself also has
Reciprocal operation, and damper be exactly for inhibiting this jump of spring to shake, if damper it is too soft will vertical bounce, subtract
Shake device can bring about very much too big resistance firmly, will affect the normal work of air spring.
Summary of the invention
Goal of the invention: in view of the deficienciess of the prior art, the object of the present invention is to provide a kind of structure is simple, damping effect
Fruit is good, and driver is made to drive the more comfortable vehicle seat spring vibration damper of engineering truck.
Technical solution: in order to achieve the above-mentioned object of the invention, The technical solution adopted by the invention is as follows:
A kind of vehicle seat spring vibration damper, including top plate and bottom plate, mounting base, air spring and elastic ball damping dress
It sets, the air spring is mounted vertically between top plate and bottom plate, and the elastic ball damping device is vertically arranged to air spring
Center annular space in, the elastic ball damping device include be fixed on top plate lower surface piston rod and be fixed on bottom plate
The piston cylinder on surface, the upper end of the piston cylinder are equipped with piston cover, and the piston-rod lower end, which is provided with, to be protruded into piston cylinder
The piston head in portion, the interior space below piston head of the piston cylinder are cavity, are filled with elastic ball in the cavity.
Preferably, the 75% of the packing volume duty chamber overall volume of the elastic ball.
Preferably, the diameter of the elastic ball in the cavity differs, respectively major diameter elastic ball, middle diameter elastic ball
With minor diameter elastic ball, the major diameter elastic ball accounts for the 65% of elastic ball sum, and it is total that the middle diameter elastic ball accounts for elastic ball
Several 20%, the minor diameter elastic ball account for the 15% of elastic ball sum.
Preferably, the elastic ball is elastic ball made of soft rubber, the compression distance of the elastic ball is elastic ball
The 50% of diameter.
Preferably, the air spring bellows rubber air spring, the number of plies of the cord of the air spring are set as
Layer 2-4.
Preferably, the upper and lower ends of the air spring are provided with the steel plate connecting with air spring seal, the sky
Gas spring is by Interal fixation on top plate and bottom plate.
Preferably, annular element made of a circle low-friction material is provided between the piston cover and piston rod,
Reduce frictional force when piston rod slides vertically.
Preferably, the central axes of the air spring and elastic ball damping device are overlapped.
The utility model has the advantages that compared with prior art, the invention has the following advantages that
Vehicle seat spring vibration damper of the invention, is set using the combination of rubber air spring and elastic ball damping device
Meter, the high-frequency vibration isolation of rubber air spring, sound insulation and the low advantage of the natural frequency of vibration, can preferably realize vibration isolation, guarantee seat
Comfortable, the safe and stable property of chair.Rubber air spring can bear axially and radially load simultaneously, can also transmit torque, rigidity with
Load and become, make spring have ideal characteristic；Rubber air spring is by adjusting the available different carrying energy of interior pressure
Power, therefore the demand of a variety of load is adapted to, it is more suitable for engineering truck and mitigates vibration under severe running environment；Rubber air bullet
Light-weight, the long service life of spring, required installation space is small, and replacement is convenient.
Elastic ball damping device compound rubber air spring of the invention plays a role jointly, so that vehicle seat damping is imitated
More preferably, when seat is shaken influence, seat downward reaction force pushes piston rod to fruit, and piston head is oppressed elastic ball and generated
Deformation is rebounded after elastic ball energy storage, is moved in circles, eliminate the vibration generated due to road bump significantly, mentioned for driver
More comfortable driving environment has been supplied,
Detailed description of the invention
Fig. 1 is vehicle seat spring vibration damper cross-sectional view of the structure.
Specific embodiment
In the following with reference to the drawings and specific embodiments, the present invention is furture elucidated, and embodiment is being with technical solution of the present invention
Under the premise of implemented, it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
As shown in Figure 1, a kind of vehicle seat spring vibration damper, including top plate 1, bottom plate 2, mounting base 3, air spring 4
With elastic ball damping device 5, air spring 4 is mounted vertically between top plate 1 and bottom plate 2, and elastic ball damping device 5 is vertically arranged
In in the center annular space of air spring 4, the central axes of air spring 4 and elastic ball damping device 5 are overlapped.Elastic ball damping
Device 5 includes the piston rod 51 for being fixed on 1 lower surface of top plate and the piston cylinder 52 that is fixed on 2 upper surface of bottom plate, piston cylinder 52
Upper end is equipped with piston cover 53, and 51 lower end of piston rod is provided with the piston head 54 protruded into inside piston cylinder 52, in piston cylinder 52
Space positioned at 54 lower section of piston head is cavity 55, is filled with elastic ball 56 in cavity 55.
Elastic ball 56 is elastic ball made of soft rubber, and the compression distance of elastic ball 56 is the 50% of elastic bulb diameter.
The 75% of 55 overall volume of packing volume duty chamber of elastic ball 56.The diameter of elastic ball 56 differs, respectively greatly
Diameter elastic ball, middle diameter elastic ball and minor diameter elastic ball, the diameter of big elastic ball are 9-12cm, middle diameter elastic ball it is straight
Diameter is 3-5cm, and the diameter of minor diameter elastic ball is 1cm, and major diameter elastic ball accounts for the 65% of 56 sum of elastic ball, middle diameter elasticity
Ball accounts for the 20% of 56 sum of elastic ball, and minor diameter elastic ball accounts for the 15% of 56 sum of elastic ball.The elastic ball of different-diameter is set
It sets, the elastic ball of minor diameter and middle diameter elastic ball can fill the gap between big elastic ball, and piston head 54 compresses downwards bullet
When property ball, the contact between elastic ball 56 is close, and power when rebound is more uniform.
4 bellows rubber air spring of air spring, the number of plies of the cord of the air spring 4 are set as layer 2-4.Air bullet
The upper and lower ends of spring 4 are provided with the steel plate 41 connecting with air spring seal, and air spring 4 is fixed on top plate 1 by steel plate 41
On bottom plate 2.
It is provided with annular element 57 made of a circle low-friction material between piston cover 53 and piston rod 51, reduces piston
Frictional force when bar 51 slides vertically.The upper surface of piston head 54, which is located at around piston rod 51, is provided with one layer of cushion 58,
Cushion 58 is that cushion made of the equal flexible materials of rubber can prevent piston head 54 in 51 upward sliding of piston rod
With the direct rigid contact of piston cover 53, buffer function is played.
Vehicle seat lower end surface is mounted on top plate 1, and corner location is provided with through-hole in mounting base 3, can pass through spiral shell for 3
Bolt 7 is fixed on the bottom surface of cabin interior.
Piston rod 51 extends upward through top plate 1 and upwardly extends, and upwardly extends part and is provided with external screw thread, passes through locking nut 6
It is fixedly connected with top plate 1.Piston rod 51 removably designs, convenient for the disassembly, maintenance and guarantor of vehicle seat spring vibration damper
It supports.
Vehicle seat spring vibration damper of the invention, is set using the combination of rubber air spring and elastic ball damping device
Meter, the high-frequency vibration isolation of rubber air spring, sound insulation and the low advantage of the natural frequency of vibration, can preferably realize vibration isolation, guarantee seat
Comfortable, the safe and stable property of chair.Rubber air spring can bear axially and radially load simultaneously, can also transmit torque, rigidity with
Load and become, make device have ideal characteristic；Rubber air spring is by adjusting the available different carrying energy of interior pressure
Power, therefore the demand of a variety of load is adapted to, it is more suitable for engineering truck and mitigates vibration under severe running environment；Rubber air bullet
Light-weight, the long service life of spring, required installation space is small, and replacement is convenient.
Elastic ball damping device compound rubber air spring of the invention plays a role jointly, so that vehicle seat damping is imitated
More preferably, when seat is shaken influence, seat downward reaction force pushes piston rod to fruit, and piston head is oppressed elastic ball and generated
Deformation is rebounded after elastic ball energy storage, is moved in circles, eliminate the vibration generated due to road bump significantly, mentioned for driver
More comfortable driving environment has been supplied,
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of vehicle seat spring vibration damper, it is characterised in that: including top plate (1), bottom plate (2), mounting base (3), air
Spring (4) and elastic ball damping device (5), the air spring (4) is mounted vertically between top plate (1) and bottom plate (2), described
Elastic ball damping device (5) is vertically arranged in the center annular space of air spring (4), the elastic ball damping device (5)
Including being fixed on the piston rod (51) of top plate (1) lower surface and being fixed on the piston cylinder (52) of bottom plate (2) upper surface, the piston
The upper end of cylinder (52) is equipped with piston cover (53), and piston rod (51) lower end, which is provided with, protrudes into the internal work of piston cylinder (52)
Chock plug (54), the interior space below piston head (54) of the piston cylinder (52) is cavity (55), is filled out in the cavity (55)
Filled with elastic ball (56).
2. vehicle seat spring vibration damper according to claim 1, it is characterised in that: the filling of the elastic ball (56)
The 75% of volume duty chamber (55) overall volume.
3. vehicle seat spring vibration damper according to claim 1, it is characterised in that: the elasticity in the cavity (55)
The diameter of ball (56) differs, respectively major diameter elastic ball, middle diameter elastic ball and minor diameter elastic ball, the major diameter elasticity
Ball accounts for the 65% of elastic ball (56) sum, and the middle diameter elastic ball accounts for the 20% of elastic ball (56) sum, the minor diameter bullet
Property ball account for elastic ball (56) sum 15%.
4. vehicle seat spring vibration damper according to claim 1 or 3, it is characterised in that: the elastic ball (56) is
Elastic ball made of soft rubber, the compression distance of the elastic ball (56) are the 50% of elastic bulb diameter.
5. vehicle seat spring vibration damper according to claim 1, it is characterised in that: air spring (4) bellows
The number of plies of rubber air spring, the cord of the air spring (4) is set as layer 2-4.
6. vehicle seat spring vibration damper according to claim 1, it is characterised in that: the air spring (4) it is upper
Lower both ends are provided with the steel plate (41) connecting with air spring seal, and the air spring (4) is fixed on top by steel plate (41)
On plate (1) and bottom plate (2).
7. vehicle seat spring vibration damper according to claim 1, it is characterised in that: the piston cover (53) and work
It is provided with annular element (57) made of a circle low-friction material between stopper rod (51), reduces when piston rod (51) slide vertically
Frictional force.
8. vehicle seat spring vibration damper according to claim 1, it is characterised in that: the air spring (4) and bullet
Property ball damping device (5) central axes be overlapped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710479060.XA CN109109696A (en) | 2017-06-22 | 2017-06-22 | A kind of vehicle seat spring vibration damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710479060.XA CN109109696A (en) | 2017-06-22 | 2017-06-22 | A kind of vehicle seat spring vibration damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109109696A true CN109109696A (en) | 2019-01-01 |
Family
ID=64732738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710479060.XA Pending CN109109696A (en) | 2017-06-22 | 2017-06-22 | A kind of vehicle seat spring vibration damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109109696A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112076029A (en) * | 2020-09-21 | 2020-12-15 | 湖南适美环保设备有限公司 | Medical shock-proof adjustable cart |
| CN112845363A (en) * | 2020-12-12 | 2021-05-28 | 惠州市三顺再生资源有限公司 | Ultrasonic cleaning device |
-
2017
- 2017-06-22 CN CN201710479060.XA patent/CN109109696A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112076029A (en) * | 2020-09-21 | 2020-12-15 | 湖南适美环保设备有限公司 | Medical shock-proof adjustable cart |
| CN112845363A (en) * | 2020-12-12 | 2021-05-28 | 惠州市三顺再生资源有限公司 | Ultrasonic cleaning device |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190101 |
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| WD01 | Invention patent application deemed withdrawn after publication |