CN106696786B - A kind of armrest and automotive seat - Google Patents
A kind of armrest and automotive seat Download PDFInfo
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- CN106696786B CN106696786B CN201510459173.4A CN201510459173A CN106696786B CN 106696786 B CN106696786 B CN 106696786B CN 201510459173 A CN201510459173 A CN 201510459173A CN 106696786 B CN106696786 B CN 106696786B
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- armrest
- skeleton
- guide rod
- tooth
- pedestal
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Abstract
The present invention provides a kind of armrest and automotive seat, armrest includes the armrest skeleton by rotating member and seat back-rest framework rotation connection；Can limit the rotating and limiting mechanism of the rotational angle of the armrest skeleton, the rotating and limiting mechanism include along the rotating member the limiting tooth being circumferentially arranged and can be rotated along the limiting tooth and guide rod with the tooth socket fit of the limiting tooth；Return unit, when the armrest skeleton turns to predetermined angle, the return unit can drive the guide rod to be limited in the tooth socket, and when armrest skeleton rotation, the return unit can drive the guide rod to be detached from the tooth socket.The adjustable angle of armrest of the present invention, armrest can be adjusted to comfortable angle according to the backrest and occupant's difference use state of different angle, so suitable angle can be docked to armrest when seat back angle changes, to ensure that the driver comfort of occupant.
Description
Technical field
The present invention relates to field of automobile, in particular to a kind of armrest, the invention further relates to a kind of automobiles
Seat.
Background technique
In order to improve the comfort level of occupant, the two sides of automotive seat are mounted on armrest, so that occupant can be by hand
Arm or ancon are placed on armrest.Currently, the armrest installed on car seat back frame, is only capable of resting on two positions
It sets, that is, uses position (horizontal position) and stowed position (straight up or straight down).
But with backrest lean forward or hypsokinesis, the angle for the handrail being connected with backrest frames can also change therewith
Become, has seriously affected the driver comfort of occupant.
In addition, only relying on a damping fin when above-mentioned armrest converts between the two positions to guarantee locating for handrail
Position；With the increase for using the time, damping can worse and worse, and acceleration or brake in driving conditions may be led
The transformation for causing armrest positions, affects the stability of armrest position.
Armrest is docked to suitable angle when seat back angle changes in conclusion how to realize, thus
The driver comfort for guaranteeing occupant, is current those skilled in the art technical problem urgently to be resolved.
Summary of the invention
In view of this, the present invention is directed to propose a kind of armrest, to realize seat when seat back angle changes
Handrail is docked to suitable angle, to guarantee the driver comfort of occupant.
In order to achieve the above object, the technical scheme of the present invention is realized as follows:
A kind of armrest, comprising:
Pass through the armrest skeleton of rotating member and seat back-rest framework rotation connection；
The rotating and limiting mechanism of the rotational angle of the armrest skeleton can be limited, the rotating and limiting mechanism includes along institute
It states the limiting tooth of rotating member being circumferentially arranged and can be rotated along the limiting tooth and guide rod with the tooth socket fit of the limiting tooth；
Return unit, when the armrest skeleton turns to predetermined angle, the return unit can drive the guide rod to be limited in
In the tooth socket, when armrest skeleton rotation, the return unit can drive the guide rod to be detached from the tooth socket.
Further, the rotating member is connect by pedestal with the seat back-rest framework, and the pedestal is arranged described
On seat back-rest framework, one in the limiting tooth and the guide rod is set on the pedestal, another is set to described
On armrest skeleton.
Further, the limiting tooth is set on the pedestal, and the guide rod is set on the armrest skeleton；
Wherein, the limiting tooth is formed by the tooth form guide rail for opening up on the base, and the tooth form guide rail is close to the center of circle
Side be tooth socket, the other side is the arc-shaped sliding surface being slidably matched with the guide rod；
And the slot bottom of the tooth socket is bonded with the guide rod, the side of the tooth socket side is to lift along the armrest skeleton
Direction extend guide surface, the side of the other side is the limit for preventing the gravity because of the armrest skeleton from the guide rod being caused to skid off
Plane.
Further, the center of circle of the tooth form guide rail is located on the axis of the rotating member, and the week of the tooth form guide rail
It is 90 ° -180 ° to angle.
Further, the rotating member is rotational sleeve, and one end of the rotational sleeve is fixed on the base；And institute
It states armrest skeleton and is provided with the skeleton slotted hole arranged along its length, the other end of the rotational sleeve is rotatablely arranged at
In the skeleton slotted hole, and the rotational sleeve can be slided along the length direction of the skeleton slotted hole；
The return unit is set between the rotational sleeve and the armrest skeleton.
Further, the return unit is compressed spring, and the compressed spring has along the length side of the armrest skeleton
To and drive the guide rod to be limited in the elastic force in the tooth socket, the compressed spring and the guide rod are located at described turn
The two sides of moving sleeve；
Wherein, it is rotationally arranged with central spindle in the rotational sleeve, is provided on the central spindle outer wall radially arranged
The first spring retainer column, the arc limit slot passed through for the first spring retainer column is offered on the rotational sleeve；
The skeleton slotted hole is provided with baffle far from one end of the guide rod, and second spring limit is provided on the baffle
Position column, one end of the compressed spring are set on the first spring retainer column, and the other end is set in the second spring limit
On the column of position, and when the central spindle is connect with the armrest skeleton, the first spring retainer column and second spring limit
Column is oppositely arranged.
Further, the axially mounted hole passed through for the compressed spring, the axis are also provided on the rotational sleeve
It is connected to mounting hole with the arc limit slot.
Further, two annular stop protrusions being arranged radially are additionally provided on the outer wall of the rotational sleeve, it is described
The arc groove passed through for the annular stop protrusion is provided on the hole wall of skeleton slotted hole, the arc groove is located at the skeleton
Slotted hole is close to one end of the baffle.
Further, axially disposed first installation limited post and the are respectively arranged on two end faces of the central spindle
Two installation limited posts, the first installation limited post are rotatably arranged on the base, and the second installation limited post is logical
It crosses and is limited in the side of the skeleton slotted hole far from the pedestal with blanking cover cooperation.
Compared with the existing technology, armrest of the present invention has the advantage that
Armrest of the present invention drives armrest skeleton to lean on around rotating member with respect to seat when needing to adjust angle
The rotation of spine frame, drives guide rod to slide along limiting tooth；Specifically, being limited by slot form, when guide rod cannot be along tooth socket
Groove face when skidding off, the length direction before rotary handle skeleton first along armrest skeleton is moved forward or rearward armrest skeleton, makes
Return unit drive leader is detached from the tooth socket where it；When armrest skeleton turns to the required comfortable angle of occupant, guide rod is sliding
The corresponding position for moving corresponding tooth socket, then unclamps armrest skeleton, under the action of return unit, guide rod is driven to be limited in accordingly
In tooth socket, to guarantee that armrest rests on comfortable angle using the double action of return unit and rotating and limiting mechanism
Position.
In conclusion the adjustable angle of armrest of the invention, then can according to the backrest of different angle and
Occupant's difference use state adjusts armrest to comfortable angle, so can be when seat back angle changes by seat
Handrail is docked to suitable angle, to ensure that the driver comfort of occupant.
Further, since the double action of armrest of the invention using return unit and rotating and limiting mechanism, guarantees seat
Armrest of seat rests on corresponding position, and limit effect is preferable, and when acceleration or brake when driving can guarantee seat
The stability of armrest positions；Meanwhile structure of the invention is fairly simple, installation operation is more convenient.
Another object of the present invention is to provide a kind of automotive seats, to realize seat when seat back angle changes
Handrail is docked to suitable angle, to guarantee the driver comfort of occupant.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of automotive seat, it is described including backrest and two armrests that the backrest two sides are arranged in
Armrest is armrest described in any of the above-described technical solution.
Possessed advantage is identical compared with the existing technology with above-mentioned armrest for the automotive seat, no longer superfluous herein
It states.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the schematic perspective view of armrest described in the embodiment of the present invention；
Fig. 2 is the A direction view in Fig. 1；
Fig. 3 is the explosive view of armrest described in the embodiment of the present invention；
Fig. 4 is the scheme of installation of armrest described in the embodiment of the present invention；
Fig. 5 is the structural schematic diagram of pedestal described in the embodiment of the present invention；
Fig. 6 is the B direction view in Fig. 5；
Fig. 7 is the structural schematic diagram of central spindle described in the embodiment of the present invention；
Fig. 8 is the structural schematic diagram of armrest skeleton described in the embodiment of the present invention；
Fig. 9 is the C direction view in Fig. 8；
Figure 10 is adjusted up schematic diagram for armrest described in the embodiment of the present invention；
Figure 11 is the downward adjusting schematic diagram of armrest described in the embodiment of the present invention；
Figure 12 is the enlarged structure schematic diagram of the part D in Figure 11；
Figure 13 is the schematic perspective view of automotive seat described in the embodiment of the present invention.
Description of symbols:
1- pedestal, 11- mounting bracket, 2- tooth form guide rail, 21- tooth socket, 3- rotational sleeve, 31- annular stop protrusion, 32-
Arc limit slot, 4- central spindle, 41- first install limited post, and 42- second installs limited post, 43- the first spring retainer column, and 5- is led
Bar, 6- compressed spring, 7- blanking cover, 8- armrest skeleton, 81- skeleton slotted hole, 82- second spring limited post, 83- baffle, 01-
Chair back, 02- armrest.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Attached drawing 1-12 is please referred to, armrest provided in an embodiment of the present invention includes armrest skeleton 8, rotating member, rotation limit
Position mechanism and return unit；Armrest skeleton 8 is rotatablely connected by rotating member and seat back-rest framework；Rotating and limiting mechanism can limit
The rotational angle of armrest skeleton 8, the rotating and limiting mechanism include along rotating member the limiting tooth being circumferentially arranged and can be along limiting tooth
The guide rod 5 for rotating and cooperating with the tooth socket of limiting tooth 21；When armrest skeleton 8 turns to predetermined angle, return unit can drive and lead
Bar 5 is limited in tooth socket 21, and when armrest skeleton 8 rotates, return unit can drive guide rod 5 to be detached from tooth socket 21.
Armrest provided by the invention drives armrest skeleton 8 around rotating member with respect to seat when needing to adjust angle
Backrest frames rotation, drives guide rod 5 to slide along limiting tooth；Specifically, being limited by 21 shape of tooth socket, when guide rod 5 cannot edge
The groove face of tooth socket 21 when skidding off, be first moved forward or rearward and help along the length direction of armrest skeleton 8 before rotary handle skeleton 8
Hand skeleton 8 makes return unit drive leader 5 be detached from the tooth socket 21 where it；When to turn to occupant required comfortable for armrest skeleton 8
When angle, guide rod 5 slides into the corresponding position of corresponding tooth socket 21, then unclamps armrest skeleton 8, under the action of return unit, drives
It is limited in guide rod 5 in corresponding tooth socket 21, to guarantee seat using the double action of return unit and rotating and limiting mechanism
Handrail rests on the position of comfortable angle.
In conclusion the adjustable angle of armrest of the invention, then can according to the backrest of different angle and
Occupant's difference use state adjusts armrest to comfortable angle, so can be when seat back angle changes by seat
Handrail is docked to suitable angle, to ensure that the driver comfort of occupant.
Further, since the double action of armrest of the invention using return unit and rotating and limiting mechanism, guarantees seat
Armrest of seat rests on corresponding position, and limit effect is preferable, and when acceleration or brake when driving can guarantee seat
The stability of armrest positions；Meanwhile structure of the invention is fairly simple, installation operation is more convenient.
In one embodiment of the present invention, rotating member is connect by pedestal 1 with seat back-rest framework, and the setting of pedestal 1 is present
On chair back skeleton, one in limiting tooth and guide rod 5 is set on pedestal 1, another is set on armrest skeleton 8.Specifically
, pedestal 1 is mounted on seat back-rest framework by mounting bracket 11, as shown in figure 5, the mounting bracket 11 is to be arranged in pedestal
1 two chimbs, structure is simple, is easily installed.The present embodiment can first can turn armrest skeleton 8 with pedestal 1 by rotating member
It is installed on seat back-rest framework again assemble dynamicly after, convenient for assembling.
The armrest of above-described embodiment is when needing to adjust angle, by driving armrest skeleton 8 opposite around rotating member
Pedestal 1 rotates, and realizes armrest skeleton 8 relative to the rotation of seat back-rest framework.Certainly, the present invention can also be not provided with pedestal,
Make armrest skeleton 8 by rotating member with directly connect with seat back-rest framework.
In a specific embodiment of the invention, limiting tooth is set on pedestal 1, and guide rod 5 is set on armrest skeleton 8, certainly
It can also be arranged in turn；Wherein, limiting tooth is formed by the tooth form guide rail 2 being provided on pedestal 1, and tooth form guide rail 2 is close to the center of circle
Side be tooth socket 21, the other side is the arc-shaped sliding surface being slidably matched with guide rod 5.In the present embodiment, limiting tooth is by opening up
Tooth form guide rail 2 (groove that shape is arc) on pedestal 1 is formed, which is toothed surface close to the side in the center of circle,
Tooth socket 21 is formed between two teeth of toothed surface.Since the length dimension of pedestal 1 is smaller, convenient for the processing of tooth form guide rail 2.Above-mentioned tooth
Shape guide rail 2 may also set up on armrest skeleton 8, correspondingly, guide rod 5 is set on pedestal 1.
Meanwhile when guide rod 5 is detached from tooth socket 21, guide rod 5 is located between the outer circle and arc-shaped sliding surface of toothed surface, and can
It is slided when armrest skeleton 8 is rotated along arc-shaped sliding surface, so as to prevent guide rod 5 to be detached from the hypertelorism of tooth socket 21,
It avoids guide rod 5 from shifting, while ensure that the reliability that guide rod 5 rotates.It is understood that above-mentioned limiting tooth can also be by independent
Gear or multiple limiting slots for being linearly arranged formed.
In order to guarantee preferable limit effect, the slot bottom of above-mentioned tooth socket 21 is bonded with guide rod 5, and the side of 21 side of tooth socket is
The guide surface that the direction lifted along armrest skeleton 8 extends, the side of the other side is to prevent the gravity because of armrest skeleton 8 from leading to guide rod
5 confined planes skidded off.As shown in figures 1 to 6, it is set to the front side (right side in the side of near-car head, i.e. Fig. 1) of rotating member
In tooth form guide rail 2, guide surface is located at the front that confined planes rotate counterclockwise direction, and guide surface prolongs along direction is rotated counterclockwise
It stretches；It is set to the rear side (left side in the side of the tailstock, i.e. Fig. 1, the tooth form guide rail 2 of the side is not shown in the figure) of rotating member
Tooth form guide rail 2 in, guide surface is located at confined planes along rotating clockwise the front in direction, and guide surface is along rotating clockwise direction
Extend；And confined planes are to realize the arc surface being bonded with guide rod 5 with arc-shaped slot bottom cooperation, certainly, which can be with
For along the plane of rotating member radially extended.
In the present embodiment, since guide rod 5 is bonded with tooth socket 21, guide rod 5 and the contact surface of tooth socket 21 are larger, limit effect compared with
It is good；The tooth socket 21 of the present embodiment is used as ratchet simultaneously, and guide rod 5 is used as pawl, and the two cooperatively forms a kind of unidirectional intermittent movement
Ratchet mechanism, in this way, when guide rod 5 is rotated along tooth form guide rail 2, it can be along the guide surface smooth sliding of tooth socket 21, and then subtract
Few noise generated by the collision between guide rod 5 and tooth form guide rail 2；It can also avoid that guide rod 5 is caused to be detached from by gravity
The case where tooth socket 21, improves the position reliability of armrest skeleton 8.It is understood that above-mentioned guide rod 5 can not also be with tooth socket
21 slot bottom fitting, if the shape of tooth socket 21 is V-arrangement, can be realized same limitation guide rod 5 be only capable of towards upwardly direction along
Guide surface skids off the effect of tooth socket 21, and the present invention is not specifically limited in this embodiment.
In order to further easy to process, the center of circle of above-mentioned tooth form guide rail 2 is located on the axis of rotating member, and tooth form guide rail 2
Circumferential angle be 90 ° -180 °.As shown in fig. 6, the circumferential angle of tooth form guide rail 2 of the invention is 180, it is semicircular arc, and
Two lines at its both ends lean on the brachium of near-car head side longer along the vertical direction, since armrest skeleton 8 is located at rotating member, so, it is excellent
Choosing, which is located on front side of rotating member and (leans on the side of near-car head), can play preferable branch to armrest skeleton 8
Support effect.At this point, armrest skeleton 8 is driven to be lifted up, guide rod 5 is driven to be detached from tooth socket 21 along the guide surface of tooth socket 21, then
When moving forward armrest skeleton 8 along its length, and then slide guide rod 5 along the periphery of tooth form guide rail 2；It is understood that
, which can also be located at the other side, when tooth form guide rail 2 is located on rear side of rotating member (i.e. close to the side of the tailstock)
When, it drives armrest skeleton 8 to be able to drive guide rod 5 when moving backward along its length and is located on the periphery of tooth form guide rail 2.
In the present embodiment, guide rod 5 is converted between the bottom end and top of tooth form guide rail 2 along tooth form guide rail 2, and guide rod 5
When in the tooth socket 21 of different location, can be realized armrest skeleton 8 be in straight down, it is horizontally disposed, straight up or three
The stop of other positions between person covers multiple gear angles between 0 ° -180 ° of armrest skeleton, expands armrest
Angle adjustable.The circumferential angle of above-mentioned tooth form guide rail 2 can also be 90 ° or 120 ° etc..
Moreover, above-described embodiment keeps tooth form guide rail 2 and rotating member coaxial, tooth socket 21 relatively rotates part circumferentially at this time,
When armrest skeleton 8 around rotating member rotate when, guide rod 5 along tooth form guide rail 2 move radially distance it is smaller, be convenient for armrest skeleton 8
The adjusting of angle.Certainly, tooth form guide rail 2 of the invention can not also be coaxial with rotating member.
Further, rotating member is rotational sleeve 3, and one end of rotational sleeve 3 is fixed on pedestal 1, as shown in Figure 5；And
Armrest skeleton 8 is provided with the skeleton slotted hole 81 arranged along its length, and as Figure 8-9, the other end of rotational sleeve 3 can turn
It is set in skeleton slotted hole 81 dynamicly, and rotational sleeve 3 can be slided along the length direction of skeleton slotted hole 81；Return unit is set
It is placed between rotational sleeve 3 and armrest skeleton 8, as shown in Figure 1, when guide rod 5 is slided along tooth form guide rail 2, the return unit energy
Enough driving rotational sleeve 3 is slided along the length direction of skeleton slotted hole 81.By the present invention in that armrest skeleton 8 surrounds rotational sleeve
3 rotate relative to pedestal 1, relatively simple for structure；Certainly, rotational sleeve 3 also can be set on armrest skeleton 8, and the present invention may be used also
At this point, guide rod 5 can be moved along the length direction of armrest skeleton 8, to answer using the rotation axis being only able to rotate as rotating member
The elastic force of position part is applied directly on guide rod 5, is moved for drive leader 5 into tooth socket 21.
Above-mentioned return unit can be shifting block (manually controlling), elastic steel sheet or damping fin, for the ease of the operation of passenger, and
Guarantee more permanent elastic force, return unit is preferably compressed spring 6, which has the length direction along armrest skeleton 8
And guide rod 5 is driven to be limited in the elastic force in tooth socket 21, compressed spring 6 and guide rod 5 are located at the two sides of rotational sleeve 3；Such as
Shown in Fig. 3, rotational sleeve 3 is rotationally interior to be cased with central spindle 4, and radially arranged the first spring limit is provided on 4 outer wall of central spindle
Position column 43, offers the arc limit slot 32 passed through for the first spring retainer column 43 on rotational sleeve 3；Skeleton slotted hole 81 is separate
One end of guide rod 5 is provided with baffle 83, and second spring limited post 82 is provided on baffle 83, and one end of compressed spring 6 is set in
On first spring retainer column 43, the other end is set on second spring limited post 82, and when central spindle 4 is connect with armrest skeleton 8,
First spring retainer column 43 and second spring limited post 82 are oppositely arranged.Compressed spring 6 of the invention is made always with compressive state
For baffle 83 and central spindle 4, pedestal 1 plays a supporting role to central spindle 4, plays a supporting role indirectly to armrest skeleton 8.
Specifically, being limited by 21 shape of tooth socket, when guide rod 5 cannot be skidded off along the groove face of tooth socket 21, the present invention can
To make the deformation of compressed spring 6 to drive guide rod 5 by being moved forward or rearward armrest skeleton 8 along the length direction of armrest skeleton 8
The tooth socket 21 being detached from where it；After unclamping armrest skeleton 8, under the resilient force of compressed spring 6, guide rod 5 can be to tooth socket
It moves in 21 to be limited in corresponding tooth socket 21, to be protected using the double action of compressed spring 6 and rotating and limiting mechanism
Card armrest rests on the position of comfortable angle.
When assembly, central spindle 4 is installed in rotational sleeve 3 first, the first spring retainer column 43 is located at arc-shaped limit at this time
In slot 32, then one end of compressed spring 6 is set on the first spring retainer column 43, rotational sleeve 3 is then made to penetrate handrail
In the skeleton slotted hole 81 of skeleton 8, the other end of compressed spring 6 is set on second spring limited post 82, it finally will rotation
Sleeve 3 is limited in skeleton slotted hole 81, and central spindle 4 can rotate in rotational sleeve 3 at this time, cannot be detached from；Installation signal is such as
Shown in Fig. 4.
In application process, when armrest skeleton 8 is rotated around rotational sleeve 3, it is opposite that central spindle 4 can be inconjunction with compressed spring 6
Rotational sleeve 3 rotates, and compressed spring 6 can be rotated in arc limit slot 32 at this time.The present invention utilizes 43 He of the first spring retainer column
Second spring limited post 82 limits the axial direction of compressed spring 6, can reduce the radial-play of the generation of compressed spring 6, mention
High limit reliability.
In order to guarantee that preferable limit effect, above-mentioned compressed spring 6 are further two, match, the first spring limit
Position column 43 and second spring limited post 82 are two, and are arranged in a one-to-one correspondence, the elasticity that each compressed spring 6 is born at this time
Power is smaller, can further decrease the radial-play that compressed spring 6 is generated by stress, ensure that the reliability of 5 position of guide rod.On
Stating compressed spring 6 can also be one, three or other numbers, should be selected according to the practical specification of armrest.
For the ease of the installation of compressed spring 6, further, it is also provided on rotational sleeve 3 and passes through for compressed spring 6
Axially mounted hole, axially mounted hole are connected to arc limit slot 32.So, compressed spring 6 first can be mounted on central spindle 4
On, then central spindle 4 is fitted into rotational sleeve 3, compressed spring 6 is with the axial movement of central spindle 4 at this time, and axially mounting hole is sliding
Enter into corresponding arc limit slot 32.It is understood that the present invention can also be not provided with above-mentioned axially mounted hole, by central spindle
Compressed spring 6 is installed again after in 4 loading rotational sleeves 3.
As shown in figure 5, being additionally provided with two annular stop protrusions 31 being arranged radially, skeleton on the outer wall of rotational sleeve 3
The arc groove passed through for annular stop protrusion 31 is provided on the hole wall of slotted hole 81, it is close that arc groove is located at skeleton slotted hole 81
One end of baffle 83.While rotational sleeve 3 is penetrated skeleton slotted hole 81 by the present invention, armrest skeleton 8 is made to be located at two annulars
Between retention bead 31, the axial movement of rotational sleeve 3 can be avoided, ensure that the reliability that guide rod 5 slides.Certainly, may be used also
To substitute above-mentioned annular stop protrusion 31 using the axially position for realizing rotational sleeve 3 in a manner of opening arc groove.
As shown in fig. 7, being respectively arranged on two end faces of central spindle 4 axially disposed in a specific embodiment of the invention
The first installation limited post 41 and the second installation limited post 42, the first installation limited post 41 is rotatably arranged on pedestal 1, the
Two installation limited posts 42 by with blanking cover 7 cooperation is limited in side of the skeleton slotted hole 81 far from pedestal 1, the blanking cover 7 have with
The mounting hole that second installation limited post 42 is interference fitted when assembly, installs limited post 42 second for 7 sets of blanking cover.This hair
It is bright rotational sleeve 3 is penetrated into skeleton slotted hole 81 after, blanking cover 7 is installed on the second installation limited post 42, thus fixed central spindle 4,
Structure is simple, is easily installed.Certainly, the second installation limited post 42 can also be limited in skeleton slotted hole 81 using bolt or block
Side far from pedestal 1.
The application process of armrest of the invention is as follows:
When needing for handrail to be adjusted up, due to the effect of the guide surface of tooth socket 21, it is only necessary to upward rotating handrail skeleton
8, due to the effect of compressed spring 6, guarantee that guide rod 5 is matched with the tooth socket 21 of tooth form guide rail 2 always, so that handrail stop is in office
One gear angle uses position, and concrete operations are as shown in Figure 10；
It when backrest 01 retreats, when occupant's rest, needs downwards to adjust handrail, due to the confined planes of tooth socket 21
With, it is necessary first to be rotated up armrest skeleton 8, make guide rod 5 be detached from tooth socket 21, then along armrest skeleton 8 length direction to
Preceding dragging armrest skeleton 8 can be by armrest skeleton 8 along turning set after guide rod 5 is in contact with the periphery of tooth form guide rail 2
Cylinder 3 is adjusted downwards, is adjusted to after suitable position, and armrest skeleton 8 is unclamped, and the effect of compressed spring 6 guarantees guide rod 5 and tooth form guide rail
2 tooth socket 21 cooperates, to guarantee that handrail stops in place, concrete operations are as depicted in figs. 11-12.
As shown in figure 13, the embodiment of the invention also provides a kind of automotive seats, including backrest 01 and setting to be present
Two armrests 02 of 01 two sides of chair back, armrest 02 are the armrest that any of the above-described embodiment provides, Neng Gou
Armrest 02 is docked to suitable angle when 01 angulation change of backrest, thus ensure that the driver comfort of occupant,
Its advantage is that specifically please referring to relevant part in above-described embodiment, details are not described herein again by armrest bring.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of armrest characterized by comprising
Pass through the armrest skeleton (8) of rotating member and seat back-rest framework rotation connection；
The rotating and limiting mechanism of the rotational angle of the armrest skeleton (8) can be limited, the rotating and limiting mechanism includes along institute
State rotating member the limiting tooth being circumferentially arranged and can along the limiting tooth rotate and with the tooth socket of the limiting tooth (21) cooperation
Guide rod (5)；
Return unit, when the armrest skeleton (8) turns to predetermined angle, the return unit can drive the guide rod (5) to limit
In the tooth socket (21), when the armrest skeleton (8) rotation, the return unit can drive the guide rod (5) to be detached from institute
State tooth socket (21)；
The rotating member is connect by pedestal (1) with the seat back-rest framework, and the pedestal (1) is arranged in the backrest
On skeleton, one in the limiting tooth and the guide rod (5) is set on the pedestal (1), another is set to described help
On hand skeleton (8)；
The limiting tooth is set on the pedestal (1), and the guide rod (5) is set on the armrest skeleton (8)；
Wherein, the limiting tooth is formed by the tooth form guide rail (2) being provided on the pedestal (1), the shape of the tooth form guide rail (2)
Shape is the groove of arc, and the tooth form guide rail (2) is the tooth socket (21) close to the side in the center of circle, and the other side is and the guide rod
(5) arc-shaped sliding surface being slidably matched；
And the slot bottom of the tooth socket (21) is bonded with the guide rod (5), the side of tooth socket (21) side is along the handrail
The guide surface that the direction lifted on skeleton (8) extends, the side of the other side is prevents the gravity because of the armrest skeleton (8) from leading to institute
State the confined planes that guide rod (5) skids off.
2. armrest according to claim 1, which is characterized in that the center of circle of the tooth form guide rail (2) is located at described turn
On the axis of moving part, and the circumferential angle of the tooth form guide rail (2) is 90 ° -180 °.
3. armrest according to claim 1, which is characterized in that the rotating member is rotational sleeve (3), the rotation
One end of sleeve (3) is fixed on the pedestal (1)；It is long that the armrest skeleton (8) is provided with the skeleton arranged along its length
Circular hole (81), the other end of the rotational sleeve (3) is rotatablely arranged in the skeleton slotted hole (81), and the rotation
Sleeve (3) can be slided along the length direction of the skeleton slotted hole (81)；
The return unit is set between the rotational sleeve (3) and the armrest skeleton (8).
4. armrest according to claim 3, which is characterized in that the return unit is compressed spring (6), the compression
Spring (6) has the length direction along the armrest skeleton (8) and the guide rod (5) is driven to be limited in the tooth socket (21)
Elastic force, the compressed spring (6) and the guide rod (5) are located at the two sides of the rotational sleeve (3)；
Wherein, it is rotationally arranged with central spindle (4) in the rotational sleeve (3), is provided with radially on central spindle (4) outer wall
First spring retainer column (43) of arrangement is offered on the rotational sleeve (3) and is passed through for the first spring retainer column (43)
Arc limit slot (32)；
The skeleton slotted hole (81) is provided with baffle (83) far from the one end of the guide rod (5), is arranged on the baffle (83)
Have second spring limited post (82), one end of the compressed spring (6) is set on the first spring retainer column (43), another
End cap is located on the second spring limited post (82), and when the central spindle (4) is connect with the armrest skeleton (8), described
First spring retainer column (43) and the second spring limited post (82) are oppositely arranged.
5. armrest according to claim 4, which is characterized in that be also provided with described in confession on the rotational sleeve (3)
The axially mounted hole that compressed spring (6) passes through, the axially mounted hole are connected to the arc limit slot (32).
6. armrest according to claim 4 or 5, which is characterized in that also set up on the outer wall of the rotational sleeve (3)
There are two annular stop protrusions (31) being arranged radially, is provided on the hole wall of the skeleton slotted hole (81) for the annular limit
The arc groove that position raised (31) passes through, the arc groove are located at the one of the skeleton slotted hole (81) close the baffle (83)
End.
7. armrest according to claim 6, which is characterized in that be respectively set on two end faces of the central spindle (4)
There are axially disposed the first installation limited post (41) and the second installation limited post (42), first installation limited post (41) can
It is rotatably arranged on the pedestal (1), second installation limited post (42) is by being limited in the bone with blanking cover (7) cooperation
Side of the frame slotted hole (81) far from the pedestal (1).
8. a kind of automotive seat, including backrest and two armrests that the backrest two sides are arranged in, feature
It is, the armrest is such as the described in any item armrests of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510459173.4A CN106696786B (en) | 2015-07-30 | 2015-07-30 | A kind of armrest and automotive seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510459173.4A CN106696786B (en) | 2015-07-30 | 2015-07-30 | A kind of armrest and automotive seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106696786A CN106696786A (en) | 2017-05-24 |
| CN106696786B true CN106696786B (en) | 2018-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510459173.4A Active CN106696786B (en) | 2015-07-30 | 2015-07-30 | A kind of armrest and automotive seat |
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| Country | Link |
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| CN (1) | CN106696786B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108297757B (en) * | 2016-09-28 | 2020-07-31 | 长城汽车股份有限公司 | Seat armrest installation assembly and seat |
| CN107293230A (en) * | 2017-07-07 | 2017-10-24 | 中建八局第二建设有限公司 | A kind of building site model display card of height and adjustable angle |
| DE102018200187B4 (en) * | 2018-01-08 | 2020-06-04 | Bos Gmbh & Co. Kg | Armrest arrangement for a motor vehicle seat |
| CN109109707A (en) * | 2018-09-26 | 2019-01-01 | 东风汽车集团有限公司 | A kind of arta vehicle seat unit that handrail extends automatically and the automobile containing the armchair structure |
| CN109998309A (en) * | 2019-04-15 | 2019-07-12 | 中山市佳居家具有限公司 | A kind of limit rotary shaft of swiveling seat |
| CN111000386A (en) * | 2019-12-17 | 2020-04-14 | 深圳华侨城卡乐技术有限公司 | Safety seat capable of being unlocked manually |
| CN111361478B (en) * | 2020-04-15 | 2023-06-16 | 格拉默车辆内饰（上海）有限公司 | Armrest with angle capable of being adjusted randomly |
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|---|---|---|---|---|
| US5984416A (en) * | 1998-04-30 | 1999-11-16 | Calvin College | Adjustable armrest |
| KR20020043111A (en) * | 2000-12-01 | 2002-06-08 | 이계안 | Armrest of seat for vehicle |
| CN201790353U (en) * | 2010-09-20 | 2011-04-13 | 武汉金泰合成材料有限责任公司 | Locking device for plastic-steel composite skeleton seat armrest |
| CN102762132A (en) * | 2010-02-23 | 2012-10-31 | 日本发条株式会社 | Armrest device |
| CN104085329A (en) * | 2014-06-20 | 2014-10-08 | 苏州中航中振汽车饰件有限公司 | Movable armrests of automobile seat |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5984416A (en) * | 1998-04-30 | 1999-11-16 | Calvin College | Adjustable armrest |
| KR20020043111A (en) * | 2000-12-01 | 2002-06-08 | 이계안 | Armrest of seat for vehicle |
| CN102762132A (en) * | 2010-02-23 | 2012-10-31 | 日本发条株式会社 | Armrest device |
| CN201790353U (en) * | 2010-09-20 | 2011-04-13 | 武汉金泰合成材料有限责任公司 | Locking device for plastic-steel composite skeleton seat armrest |
| CN104085329A (en) * | 2014-06-20 | 2014-10-08 | 苏州中航中振汽车饰件有限公司 | Movable armrests of automobile seat |
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| Publication number | Publication date |
|---|---|
| CN106696786A (en) | 2017-05-24 |
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