CN214001437U - Cam in automobile seat air bag shock absorber - Google Patents
Cam in automobile seat air bag shock absorber Download PDFInfo
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- CN214001437U CN214001437U CN202022389411.8U CN202022389411U CN214001437U CN 214001437 U CN214001437 U CN 214001437U CN 202022389411 U CN202022389411 U CN 202022389411U CN 214001437 U CN214001437 U CN 214001437U
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- edge covering
- covering strip
- cam
- shock absorber
- straight edge
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Abstract
The utility model relates to a cam among car seat gasbag bumper shock absorber, in order to solve among the prior art damping device can not the altitude mixture control, fill the easy excessive problem of gassing, proposed a technical scheme and be: a cam in an automobile seat air bag shock absorber comprises a sector plate, wherein a sleeve is arranged at the center of a circle of the sector plate; a pin hole is arranged on the wall of the sleeve; the fan-shaped plate is provided with a first straight edge covering strip, a second curved edge covering strip and a third straight edge covering strip at three edges respectively; an upper limiting inclined plane is arranged at the joint of the first straight edge covering strip and the second curved edge covering strip; a lower limiting inclined plane is arranged at the joint of the second curved edge covering strip and the third straight edge covering strip; two sides of the upper limiting inclined plane are provided with upper transition curved surfaces which are used for connecting the first straight edge covering strip and the second curved edge covering strip and are in smooth transition; lower transition curved surfaces used for connecting a second curved edge covering strip and a third straight edge covering strip are arranged on two sides of the lower limiting inclined plane. The utility model discloses have limiting displacement and can carry out altitude mixture control with the valve cooperation.
Description
Technical Field
The utility model relates to a cam in car seat gasbag bumper shock absorber mainly is used in the car seat bumper shock absorber.
Background
The present invention relates to a shock absorbing device for a vehicle seat, and more particularly to a shock absorbing device for a vehicle seat, which is capable of preventing a driver from being in a good driving state. Such shock-absorbing structure can't realize the regulation to seat height, and the working height is single, can't satisfy different crowds ' demand to lack stop gear, the gasbag fills when gassing easy excessive.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, and provide a structural design is reasonable, can carry out the cam in the car seat gasbag bumper shock absorber of altitude mixture control with the valve cooperation.
The utility model provides a technical scheme that above-mentioned problem adopted is: the cam in the automobile seat airbag shock absorber comprises a sector plate, wherein a sleeve is arranged at the center of a circle of the sector plate; a pin hole is formed in the wall of the sleeve; the fan-shaped plate is provided with a first straight edge covering strip, a second curved edge covering strip and a third straight edge covering strip at three edges respectively; an upper limiting inclined plane is arranged at the joint of the first straight edge covering strip and the second curved edge covering strip; a lower limiting inclined plane is arranged at the joint of the second curved edge covering strip and the third straight edge covering strip; two sides of the upper limiting inclined plane are provided with upper transition curved surfaces which are used for connecting a first straight edge covering strip and a second curved edge covering strip and are in smooth transition; and lower transition curved surfaces which are used for connecting the second curved edge covering strip and the third straight edge covering strip and are in smooth transition are arranged on two sides of the lower limiting inclined plane.
Preferably, the utility model discloses in this cam and the valve cooperation control car seat gasbag bumper shock absorber in the gasbag fill gassing.
Preferably, the cam is integrally formed in the present invention.
Preferably, in the present invention, the through hole at the middle of the sleeve is connected to the shaft of the airbag damper of the car seat.
Preferably, in the utility model, the sleeve is fixed on the rotating shaft through a pin; the pin is arranged on the pin hole of the sleeve.
Preferably, in the utility model discloses in go up spacing inclined plane and lower spacing inclined plane symmetry set up the both ends at No. two bent bordures strips.
As preferred, in the utility model discloses in No. one straight bound strake, No. two bent bound strakes and No. three straight bound strakes are all perpendicular with the sector plate.
Preferably, in the utility model discloses in telescopic outer wall still is connected with a straight edging and No. two bent edging.
Compared with the prior art, the utility model, have following advantage and effect: the cam and the valve in the utility model are matched to inflate and deflate the air bag to adjust the height of the automobile seat, and the operation is flexible and convenient; the utility model is provided with the upper limit inclined plane and the lower limit inclined plane on the cam, the air bag is inflated or deflated to a certain degree, and the cam can be separated from the valve, thus avoiding the excessive inflation or deflation of the air bag, which can lead to the over-hard rigidity of the air bag, poor damping effect and poor comfort, and the excessive deflation can lead to the poor energy absorption and damping effect of the air bag; the utility model discloses go up spacing inclined plane and all set up transition curved surface with the both sides on lower spacing inclined plane, produce when avoiding the switch on the valve to collide with the cam contact.
Drawings
Fig. 1 is a schematic front view of a cam according to an embodiment of the present invention.
Fig. 2 is a schematic perspective view of a cam according to an embodiment of the present invention.
Fig. 3 is a schematic view of the installation position of the cam in the embodiment of the present invention.
In the figure: the structure comprises a sector plate 1, a sleeve 2, a first straight edge covering strip 3, a second curved edge covering strip 4, a third straight edge covering strip 5, an upper limiting inclined plane 6, a lower limiting inclined plane 7, a valve 8, a rotating shaft 9, a pin hole 21, a through hole 22, an upper transition curved surface 61, a lower transition curved surface 71 and a pin 91.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.
Examples
Referring to fig. 1 to 3, the cam in the airbag shock absorber for the vehicle seat in the present embodiment includes a sector plate 1, and a sleeve 2 is disposed at a central angle of the sector plate 1; the cylinder wall of the sleeve 2 is provided with a pin hole 21; the fan-shaped plate 1 is provided with a first straight edge covering strip 3, a second curved edge covering strip 4 and a third straight edge covering strip 5 at three edges respectively; an upper limiting inclined plane 6 is arranged at the joint of the first straight edge covering strip 3 and the second curved edge covering strip 4; a lower limiting inclined plane 7 is arranged at the joint of the second curved edge covering strip 4 and the third straight edge covering strip 5; two sides of the upper limiting inclined plane 6 are provided with upper transition curved surfaces 61 which are used for connecting the first straight edge covering strip 3 and the second curved edge covering strip 4 and are in smooth transition; and lower transition curved surfaces 71 which are used for connecting the second curved edge covering strip 4 and the third straight edge covering strip 5 and are in smooth transition are arranged on two sides of the lower limiting inclined surface 7. An upper limit inclined surface 6 and a lower limit inclined surface 7 are arranged on the cam, the cam can be separated from the valve 8 when the air bag is inflated or deflated to a certain degree, and thus the excessive inflation or deflation of the air bag can be avoided.
The cam and the valve 8 in the embodiment are matched to control the inflation and deflation of the air bag in the air bag shock absorber of the automobile seat; the cam is integrally formed; a through hole 22 in the middle of the sleeve 2 is connected with a rotating shaft 9 in an air bag shock absorber of an automobile seat; the sleeve 2 is fixed on the rotating shaft 9 through a pin 91; the pin 91 is arranged on the pin hole 21 of the sleeve 2; the upper limiting inclined plane 6 and the lower limiting inclined plane 7 are symmetrically arranged at two ends of the second curved edge covering strip 4; the first straight edge covering strip 3, the second curved edge covering strip 4 and the third straight edge covering strip 5 are all perpendicular to the fan-shaped plate 1; the outer wall of the sleeve 2 is also connected with a first straight edge covering strip 3 and a second curved edge covering strip 4. The cam and the valve 8 are matched to control the inflation and deflation of the air bag in the air bag shock absorber of the automobile seat so as to further realize the height adjusting function of the automobile seat.
An air inlet switch 81 and an air outlet switch 82 are arranged on the valve 8 in the embodiment; the air inlet switch 81 is used for controlling the air bag to inflate; the vent switch 82 is used to control the deflation of the balloon.
In the operation of the embodiment, the valve 8 rotates anticlockwise, the air inlet switch 81 is contacted with the cam, the air inlet switch 81 is opened, and the air bag is inflated; when the valve 8 rotates clockwise, the exhaust switch 82 is contacted with the cam, the exhaust switch 82 is opened, and the air bag is deflated; in the process of inflating the air bag, the contact point of the cam and the air inlet switch 81 continuously moves towards the upper limit inclined plane 6, if the air inlet switch 81 is continuously inflated to raise the working height after contacting the upper limit inclined plane 6, the air inlet switch 81 is separated from the cam, the air bag stops inflating, and the working height reaches the maximum set value at the moment; in the air bag deflation process, the contact point of the cam and the exhaust switch 82 continuously moves towards the lower limit inclined plane 7, if the exhaust switch 82 is continuously deflated after contacting the lower limit inclined plane 7 to reduce the working height, the exhaust switch 82 is separated from the cam, the air bag stops deflating, and the working height reaches the minimum set value at the moment.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an example of the structure of the present invention. All the equivalent changes or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (8)
1. A cam in an air bag shock absorber of an automobile seat comprises a sector plate (1), and is characterized in that a sleeve (2) is arranged at a center angle of the sector plate (1); a pin hole (21) is formed in the wall of the sleeve (2); the fan-shaped plate (1) is provided with a first straight edge covering strip (3), a second curved edge covering strip (4) and a third straight edge covering strip (5) at three edges respectively; an upper limiting inclined plane (6) is arranged at the joint of the first straight edge covering strip (3) and the second curved edge covering strip (4); a lower limiting inclined plane (7) is arranged at the joint of the second curved edge covering strip (4) and the third straight edge covering strip (5); two sides of the upper limiting inclined plane (6) are provided with upper transition curved surfaces (61) which are used for connecting the first straight edge covering strip (3) and the second curved edge covering strip (4) and are in smooth transition; and lower transition curved surfaces (71) which are used for connecting a second curved edge covering strip (4) and a third straight edge covering strip (5) and are in smooth transition are arranged on two sides of the lower limiting inclined plane (7).
2. Cam in an air-bag shock absorber for a vehicle seat according to claim 1, characterised in that it cooperates with a valve (8) for controlling the inflation and deflation of the air-bag in the air-bag shock absorber for a vehicle seat.
3. The cam in an air bag shock absorber for a vehicle seat according to claim 1, wherein the cam is formed in one piece.
4. The cam in an airbag shock absorber for a seat of an automobile as set forth in claim 3, wherein the through hole (22) in the middle of the sleeve (2) is connected with the rotary shaft (9) in the airbag shock absorber for a seat of an automobile.
5. The cam in an air bag shock absorber for a seat of an automobile according to claim 1, wherein the sleeve (2) is fixed to the rotary shaft (9) by a pin (91); the pin (91) is arranged on the pin hole (21) of the sleeve (2).
6. The cam in an air bag shock absorber for a seat of an automobile according to claim 1, wherein the upper limit slope (6) and the lower limit slope (7) are symmetrically arranged at both ends of the second curved edging strip (4).
7. The cam in an air bag shock absorber for a seat of an automobile according to claim 1, wherein the first straight edge strip (3), the second curved edge strip (4) and the third straight edge strip (5) are perpendicular to the sector plate (1).
8. The cam in an airbag shock absorber for a seat of an automobile as recited in claim 1, wherein the outer wall of the sleeve (2) is further connected with a first straight edge strip (3) and a second curved edge strip (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022389411.8U CN214001437U (en) | 2020-10-24 | 2020-10-24 | Cam in automobile seat air bag shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022389411.8U CN214001437U (en) | 2020-10-24 | 2020-10-24 | Cam in automobile seat air bag shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214001437U true CN214001437U (en) | 2021-08-20 |
Family
ID=77301155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022389411.8U Active CN214001437U (en) | 2020-10-24 | 2020-10-24 | Cam in automobile seat air bag shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214001437U (en) |
-
2020
- 2020-10-24 CN CN202022389411.8U patent/CN214001437U/en active Active
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