The automotive seat for the shock-absorbing that is delayed
Technical field
The present invention relates to a kind of automotive seat spring shock-absorbing, more particularly to a kind of automotive seat for the shock-absorbing that is delayed.
Background technology
Automotive seat is one of important safety component of automobile, and the quality of seat, adjustable degree, structure etc. directly affect
To the safety of driver and passenger.Therefore, as today of auto industry increasingly prosperity, people increasingly pay attention to automotive seat
The performances such as security, comfort level, convenience.
Occupant has different requirements, particularly body weight not because the fat or thin difference of height to the shock-absorbing of automotive seat
Together, one more distinctive vibration frequency, some frequencies are produced due to the coupling result with body weight in some bumpy road shock-absorbings
Vibration seat and automobile can be caused to resonate, the vibration of some frequencies can then cause the discomfort of occupant, certainly as frequency
Can be different because of distinctive road surface and occupant's body weight and the especially uncomfortable state of occupant, need to vibration frequency
Intervened, or car is seated and voluntarily adjusted according to own situation and vehicle condition.
The content of the invention
Instant invention overcomes the deficiencies in the prior art, there is provided a kind of angle tiltable, the delay of vibration frequency intervention type are kept away
The automotive seat of shake.
To reach above-mentioned purpose, the technical solution adopted by the present invention is:A kind of automotive seat for the shock-absorbing that is delayed, including:On
The seat board of side and two geosynclinal blocks of lower section, are provided with two cavity springs between the seat board and the geosynclinal block, it is characterised in that every
The individual cavity spring is provided with the upper lid and lower cover mutually buckled, and bullet is provided with the cavity that the upper lid and the lower cover are collectively forming
Spring, the upper end of the upper lid are flexibly connected the seat board, and the lower cover lower end is flexibly connected the geosynclinal block, the upper lid or described
Stomata is set on lower lid, the stomata is provided with the wedged hole that top is small, bottom is big, and the wedged hole bottom is sealed to form hole by dictyosome
Chamber, the vestibule is interior to be provided with polyhedral structure sprue.
In a preferred embodiment of the present invention, the lower cover free end is hemispherical dome structure, and the geosynclinal block is provided with and institute
State half ball groove of hemispherical dome structure matching.
In a preferred embodiment of the present invention, the be staggered gap of part of the upper lid and lower cover that are mutually buckled together can pass through adjustment
The carry out size of upper lid or lower cover is adjusted.
In a preferred embodiment of the present invention, the upper lid free end is hemispherical dome structure, the seat board bottom surface be provided with
Half ball groove of the hemispherical dome structure matching.
In a preferred embodiment of the present invention, the upper lid is slidably connected with the seat board, and the seat board is provided with slide rail,
The upper portion of lid is provided with the card article matched with the slide rail, and the card article can move in the slide rail.
In a preferred embodiment of the present invention, the line between the slide rail axis and two cavity springs is parallel.
In a preferred embodiment of the present invention, two cavity springs are obliquely installed in splayed structure, described in two
Connected between geosynclinal block by a spring elongation.
In a preferred embodiment of the present invention, the sprue size is more than wedged hole top radial dimension.
The present invention solves defect present in background technology, during cavity spring of the present invention in contractive pressure and bullet due to putting
The gap input and output gas from upper lid and lower cover is required to, input and output gas needs the regular hour, so the gas due to inside cavity
Reason is pressed, the vibration frequency of cavity spring is just only that its contained spring property determines, but by air pressure and the side of spring property two
Face determines that such cavity spring and the spring being connected below with lower cock cap can be coupled out a unfixed frequency again,
And slow down vibration frequency, resonance will not be caused also not cause a long-term uncomfortable vibration frequency to human body;Half
Spherical structure can buffer the power of the incline direction on seat, ensure the certain radial rotating flexibility ratio of cavity spring, simultaneously sliding
Free end is limited in half ball groove under plug cylinder, will not be escaped from geosynclinal block because Oscillation Amplitude is big, can be also advantageous to shock-absorbing entirety
Tilt rotation, ensure the seat board flexibility ratio of automobile seat;Sprue in wedged hole can be in the condition of deflation excessive velocities
It is lower by air-flow drive it is incomplete block wedged hole, suppress deflation speed, further control and intervene vibration frequency;Incline in seat board
Tiltedly compressed to a cavity spring direction, its corresponding spring, the spring of opposite side can pass through its spring elongation power
Produce it is certain back towards power, the inclined degree of seat board is reduced, between each other the compression because of two springs and elongation and it is mutual
Neutralize and offset, ensure the inclined degree range shorter of seat board.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the first preferred embodiment of the present invention;
Fig. 2 is the structural representation of second of preferred embodiment of the present invention;
In figure:1st, seat board, 2, geosynclinal block, 3, cavity spring, 4, upper lid, 5, lower cover, 6, spring, 7, hemispherical, 8, half ball groove,
9th, slide rail, 10, wedged hole, 11, dictyosome, 12, sprue, 13, bottom plate.
Embodiment
Presently in connection with drawings and examples, the present invention is further detailed explanation, and these accompanying drawings are simplified signal
Figure, only illustrate the basic structure of the present invention in a schematic way, therefore it only shows the composition relevant with the present invention.
As depicted in figs. 1 and 2, a kind of automotive seat for the shock-absorbing that is delayed, including:The seat board 1 of top and two geosynclinal blocks of lower section
2, two cavity springs 3 are provided between seat board 1 and geosynclinal block 2, each cavity spring 3 is provided with the upper lid 4 and lower cover 5 mutually buckled, on
Spring 6 is provided with the cavity that lid 4 and lower cover 5 are collectively forming, the upper end of upper lid 4 is flexibly connected seat board 1, and the activity of the lower end of lower cover 5 is even
Access slot block 2, stomata is set on upper lid 4 or lower cover 5, stomata is provided with the wedged hole 10 that top is small, bottom is big, and the bottom of wedged hole 10 is by net
Body 11 is sealed to form vestibule, and polyhedral structure sprue 12 is provided with vestibule.
Cavity spring 3 enters due to being required to the gap input and output gas from upper lid 4 and lower cover 5 during being put in contractive pressure and bullet
Going out gas needs the regular hour, so the air pressure reason due to inside cavity, and the vibration frequency of cavity spring 3 is just only it
The property of contained spring 6 determines, but is determined by air pressure and the aspect of 6 property of spring two, such cavity spring 3 and below with lower plug
The spring 6 of cap connection can be coupled out a unfixed frequency again, and slow down vibration frequency, and resonance will not be caused also will not
A long-term uncomfortable vibration frequency is caused to human body;
Semiglobe can buffer the power of the incline direction on seat, ensure the certain radial rotating spirit of cavity spring 3
Activity, while free end is limited in half ball groove 8 under sliding plug cylinder, will not escape from geosynclinal block 2 because Oscillation Amplitude is big, can also have
Beneficial to the tilt rotation that shock-absorbing is overall, ensure the flexibility ratio of seat board 1 of automobile seat;
Sprue 12 in wedged hole 10 can be driven by air-flow under conditions of deflation excessive velocities and incomplete block wedge
Shape hole 10, suppress deflation speed, further control and intervention vibration frequency;
A direction of cavity spring 3 is tilted in seat board 1, its corresponding spring 6 is compressed, and the spring 6 of opposite side is
Can be produced by its tensile force of spring 6 it is certain back towards power, the inclined degree of seat board 1 is reduced, between each other because of two
The compression and elongation of spring 6 and mutually neutralize counteracting, ensure seat board 1 inclined degree range shorter.
The free end of lower cover 5 is the structure of hemispherical 7, and geosynclinal block 2 is provided with half ball groove 8 with the structure matching of hemispherical 7, is mutually buckled in
The be staggered gap of part of upper lid 4 and lower cover 5 together can be adjusted by adjusting the carry out size of upper lid 4 or lower cover 5.
The upper free end of lid 4 is the structure of hemispherical 7, and the bottom surface of seat board 1 is provided with half ball groove 8 with the structure matching of hemispherical 7.
Geosynclinal block 2 is slidably connected bottom plate 13, and bottom plate 13 is provided with slide rail 9, and geosynclinal block 2 is provided with card article match with slide rail 9, blocks
Bar can move in slide rail 9.
Line between the axis of slide rail 9 and two cavity springs 3 is parallel.So shifting can be obliquely oriented with guiding seat board 1
It is dynamic, ensure the flexibility of seat.
The natural length of spring 6 is less than the length sum of upper lid 4 and lower cover 5, and the natural length of spring 6 is less than upper lid 4 and lower cover 5
Length sum, the disengaging that so upper lid 4 and lower cover 5 also will not mutually thread off when amplitude is excessive.
Upper lid 4 is buckled in outside lower cover 5, and such cavity spring 3 is not easy ponding, ensures its internal paralysis service life.
Two cavity springs 3 are obliquely installed in splayed structure, pass through a stretching connection of spring 6 between two geosynclinal blocks 2.
Figure of eight structure set two cavity springs 3 can when the power of the vertical direction of seat board 1 changes, seat board 1 can on move down
Dynamic, the displacement of above-mentioned movement sets the angle change of two cavity spring 3 from splayed structure, also from cavity spring 3 from height
The change of degree;Spring 6 between two geosynclinal blocks 2 helps to ensure that cavity spring 3 will not topple over completely, can provide splayed all the time
The restoring force of angle change, the displacement of seat above-below direction is set to provide elastic buffer.
The desirable embodiment according to the present invention is enlightenment above, and by above-mentioned description, related personnel completely can be with
Without departing from the scope of the technological thought of the present invention', various changes and amendments are carried out.The technical scope of this invention
The content being not limited on specification, it is necessary to determine the technical scope according to the scope of the claims.