CN208053170U - Leg support of seat system and vehicle - Google Patents

Abstract

The utility model provides a kind of leg support of seat system and vehicle, the leg support of seat system include：Seat basin；Leg support support baseboard, the leg support support baseboard are arranged on the seat basin in which can slide back and forth；Leg support support plate, the leg support support plate are fixed on the leg support support baseboard；The rear end of foam, the foam is fixed, and the front end of the foam around the leg support support plate and can extend or bend with the movement of the leg support support plate；The rear end of surface cover, the surface cover is fixed, and the front end of the surface cover is connected around the foam and with the leg support support baseboard, and the surface cover is at least partly configured to elastic component；Actuator, the actuator are fixed on the top of the seat basin and are connected with the leg support support baseboard to drive the leg support support baseboard to be moved in front-rear direction.Leg support of seat system structure described in the utility model is simple, compact, and manufacturing cost is low, and maintains conveniently.

Description

Leg support of seat system and vehicle

Technical field

The utility model is related to technical field of vehicle, more particularly to a kind of leg support of seat system and vehicle.

Background technology

Leg support of seat system in the related technology, the guiding assemblage part between seat basin and leg support support baseboard is more, quality Weight, assembly is complicated, and die cost is high；And motor and leading screw arrangement are present basin in the following, structure design is not compact, sacrifice a large amount of cushions Lower space influences function of seat cushion expansion；The length of surface cover is adjusted also needed for special driving mechanism, overall structure is multiple It is miscellaneous.

Utility model content

In view of this, the utility model is directed to a kind of leg support of seat system, the leg support of seat system structure is simple, tight It gathers, manufacturing cost is low, and maintains conveniently.

In order to achieve the above objectives, the technical solution of the utility model is realized in：

A kind of leg support of seat system, including：Seat basin；Leg support support baseboard, the leg support support baseboard can slide back and forth ground It is arranged on the seat basin；Leg support support plate, the leg support support plate are fixed on the leg support support baseboard；Foam, it is described The rear end of foam is fixed, and the front end of the foam is around the leg support support plate and can moving and prolong with the leg support support plate Exhibition or bending；The rear end of surface cover, the surface cover is fixed, and the front end of the surface cover supports around the foam and with the leg support Bottom plate is connected, and the surface cover is at least partly configured to elastic component；Actuator, the actuator are fixed on the top of the seat basin And it is connected with the leg support support baseboard to drive the leg support support baseboard to be moved in front-rear direction.

Further, actuator accommodation space, the driving are limited between the leg support support baseboard and the seat basin Part is housed in the actuator accommodation space.

Further, the actuator includes：Driving motor and turn-screw, the driving motor are fixed on the seat basin It is upper and be connected with the turn-screw to drive the turn-screw to be moved in front-rear direction, be provided on the turn-screw and The leading screw auxiliary section of the leg support support baseboard cooperation.

Further, the leg support of seat system further includes：Friction support block, the friction support block are arranged in the seat So that the seat basin is spaced apart with the leg support support baseboard between basin and the leg support support baseboard, the leg support support baseboard It is arranged with can slide back and forth on the friction support block.

Further, the friction support block is two, and two friction support blocks are separately positioned on the seat basin Between the homonymy one end of the leg support support baseboard in left and right directions between the homonymy other end, the actuator is arranged two Between a friction support block.

Further, the actuator includes：Driving motor and turn-screw, the driving motor are fixed on the seat basin Above and with the turn-screw it is connected, the turn-screw is riveted fixed or is screwed with the leg support support baseboard.

Further, further include：Guide frame, the guide frame include：It the slotted hole that extends along the longitudinal direction and wears The guide blot of the slotted hole and the friction support block is crossed, a setting in the guide blot and the slotted hole exists On the leg support support baseboard, another setting in the guide blot and the slotted hole is on the seat basin；

The guide frame is two groups, and the slotted hole in guide frame described in two groups is arranged in the leg support support baseboard On, the guide blot in guide frame described in two groups is arranged on the seat basin, and the friction support block block is two and difference It is corresponded with guide frame described in two groups.

Further, guide frame described in every group includes：Multiple spaced apart slotted holes in the lateral direction and with it is more Multiple guide blots of a slotted hole cooperation；

Multiple brake pad mounting grooves being spaced apart in left and right directions, the friction are provided on each friction support block The brake pad mounting hole passed through for the guide blot is formed on the bottom wall of block mounting groove.

Further, the friction support block includes：Bottom wall part and support portion, the support portion are multiple and multiple described Support portion is arranged in the bottom wall part and upwardly extends, and adjacent two limit between the support portion and the bottom wall part The brake pad mounting groove.

A kind of vehicle, including above-mentioned leg support of seat system.

Compared with the existing technology, leg support of seat system described in the utility model has the advantage that：

The amount of parts of the leg support of seat system of the utility model is reduced, and cost is reduced, compact-sized, Save the space below a basin；In addition, the leg support of seat system of the utility model eliminates the regulating mechanism of complicated surface cover, The structure of leg support of seat system is further simplified, and is maintained conveniently.

Compared with the existing technology, vehicle system described in the utility model has the advantage that：

Vehicle according to the present utility model includes above-mentioned leg support of seat system, since vehicle according to the present utility model is set It is equipped with above-mentioned leg support of seat system, therefore the vehicle structure is simple, easy for installation, and energy consumption is reduced.

Description of the drawings

The attached drawing for constituting the part of the utility model is used to provide a further understanding of the present invention, this practicality is new The illustrative embodiments and their description of type are not constituted improper limits to the present invention for explaining the utility model.? In attached drawing：

Fig. 1 is the schematic diagram of the leg support of seat system described in the utility model embodiment；

Fig. 2 is the explosive view of the leg support of seat system described in the utility model embodiment；

Fig. 3 is the partial schematic diagram of the leg support of seat system described in the utility model embodiment；

Fig. 4 is the sectional view of the leg support of seat system described in the utility model embodiment；

Fig. 5 is the schematic diagram of the seat basin and a direction of leg support support baseboard cooperation described in the utility model embodiment；

Fig. 6 is the signal of the seat basin and another direction of leg support support baseboard cooperation described in the utility model embodiment Figure；

Fig. 7 is the schematic diagram that seat basin, leg support support baseboard and the leg support support plate described in the utility model embodiment coordinate；

Fig. 8 is that seat basin, leg support support baseboard and the part of leg support support plate cooperation described in the utility model embodiment show It is intended to；

Fig. 9 is that seat basin, leg support support baseboard and the part of leg support support plate cooperation described in the utility model embodiment show It is intended to；

Figure 10 is the partial schematic diagram of the seat basin and the cooperation of leg support support baseboard described in the utility model embodiment；

Figure 11 is the explosive view of the leg support support baseboard and actuator described in the utility model embodiment；

Figure 12 is the partial schematic diagram of the seat basin and the cooperation of leg support support baseboard described in the utility model embodiment；

Figure 13 is the explosive view of the seat basin and the cooperation of leg support support baseboard described in the utility model embodiment；

Figure 14 is the sectional view of the seat basin and the cooperation of leg support support baseboard described in the utility model embodiment；

Figure 15 is the schematic diagram of the friction support block described in the utility model embodiment；

Figure 16 is the schematic diagram of the friction support block and guide blot cooperation described in the utility model embodiment；

Figure 17 is the schematic diagram when leg support of seat system described in the utility model embodiment shortens；

Schematic diagram when Figure 18 is the leg support of seat system elongation described in the utility model embodiment.

Reference sign：

Leg support of seat system 100,

Seat basin 110, spigot nut 111, upper backup pad 112, foam fixing buckle 112a,

Leg support support baseboard 120,

Leg support support plate 130, front side board 131, back side panel 132, flank support plate 133, groove 103,

Foam 140,

Surface cover 150, surface cover ontology 151, elastomer 152,

Actuator 160, driving motor 161, turn-screw 162,

Mask fixed plate 170, lightening hole 104,

Guide frame 180, guide blot 181, guide blot turn-up portion 181a, slotted hole 182,

Friction support block 190, bottom wall part 191, support portion 192, brake pad turn-up portion 192a position bushing 193, brake pad Mounting groove 101, brake pad mounting hole 105, elastic protrusion muscle 106.

Specific implementation mode

It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can To be combined with each other.

The leg support of seat system 100 of the utility model embodiment is described in detail with reference to Fig. 1 to Figure 18, this reality The leg that passenger is used to support in the front side of entire armchair structure is set with the leg support of seat system 100 in novel, and passenger can be with It is grown according to the leg of itself to adjust leg support of seat system 100, leg support of seat system 100 is made to be in suitable length with more comfortably Support the leg of passenger.

As Figure 1-Figure 2, may include a basin 110, leg according to the leg support of seat system 100 of the utility model embodiment Hold in the palm support baseboard 120, leg support support plate 130, foam 140 and surface cover 150.

Wherein, support frame of the seat basin 110 as leg support of seat system 100 is fixed on the entire chair framework of rear side. Leg support support baseboard 120 is arranged on present basin 110 in which can slide back and forth, by adjusting leg support support baseboard in the longitudinal direction 120, entire leg support of seat system 100 can be enable more comfortably to support the leg of driver and passenger.

Leg support support plate 130 is fixed on leg support support baseboard 120, and leg support support plate 130 can support bottom with leg support Plate 120 is moved forward and backward and moves, and leg support support plate 130 is used to support foam 140.The leg of driver and passenger is directly by foam 140 Support, the length of foam 140 determine the final lengths of cushion.

Specifically, the rear end of foam 140 is fixed, such as the rear end of foam 140 can be fixed on the chair framework of rear side, The front end of foam 140 is around leg support support plate 130 and can extend or bend with the movement of leg support support plate 130.Due to foam 140 rear end is fixed, therefore when leg support support plate 130 is moved forward and backward, and leg support support plate 130 can be moved relative to foam 140.

As shown in Figure 17-Figure 18, when leg support support plate 130 moves forward, the part of 140 front end of foam bending can be Extend under the promotion of leg support support plate 130, and then realizes that cushion extends preferably to support the leg of passenger；In leg support support plate 130 when moving backward, and the part that 140 front end of foam is spread apart is bent to realize that the front end of foam 140 is stored, and reduces foam 140 The space occupied also achieves cushion and shortens preferably to support the leg of passenger certainly.

Surface cover 150 is for coating foam 140, and surface cover 150 can be obviously improved the perception of seat, while in the utility model Embodiment in, surface cover 150 also have other functions, behind the function will will be described in detail.

Specifically, the rear end of surface cover 150 is fixed, the front end of surface cover 150 around foam 140 and with leg support support baseboard 120 It is connected, surface cover 150 is at least partly configured to elastic component.

Leg support support plate 130 under 120 impetus of leg support support baseboard, leg support support plate 130 move forward, at this time by It is coated on the front end periphery of leg support support plate 130 in foam 140, surface cover 150 is coated on the front end periphery of foam 140, therefore face The distance of the elongation of set 150 is naturally larger than the displacement distance of leg support support plate 130.By the way that surface cover 150 is provided at least partly It is configured to elastic component, surface cover 150 can be allow to be stretched as leg support support plate 130 moves forward, while in leg support branch When fagging 130 moves backward, surface cover 150 is stored under the action of own resilient, and no matter leg support support plate 130 is moved forward or backward Dynamic, surface cover 150 can be tightly coated on foam 140.

In addition, leg support support plate 130 during forward movement, can push the front end of foam 140 to make 140 front end of foam The part of bending is spread apart；During leg support support plate 130 moves backward, due to being at least partly configured to for surface cover 150 Elastic component, therefore the part that surface cover 150 can extend 140 front end of foam is bent, it is made to store the lower section for basin 110 of being present.

The leg support of seat system 100 of the utility model embodiment, by the way that surface cover 150 is at least partly configured to elasticity Part, no matter leg support support plate 130 forwards, backwards or moves backward, and surface cover 150 can be made tightly to be coated on foam 140, And during leg support support plate 130 moves backward, the part that surface cover 150 can extend 140 front end of foam is bent, and makes bubble The bottom for basin 110 of being present is stored in the front end of cotton 140, reduces the space that foam 140 occupies.The stretching of surface cover 150 is whole with storage It is completed by the characteristic of itself, is not necessarily to special accommodating mechanism, simple in structure, easy to operate, surface cover 150 can keep closing always Suitable rate of tension.

As shown in Fig. 2-Fig. 4, Fig. 9-Figure 11, leg support support system further includes actuator 160, actuator 160 and leg support branch Bottom plate 120 is supportted to be connected and move in front-rear direction suitable for driving leg support support baseboard 120.Actuator 160 may include driving electricity Machine 161 and turn-screw 162, driving motor 161 can be fixed on present basin 110 and be connected with turn-screw 162, turn-screw 162 can rivet fixed or are screwed with leg support support baseboard 120.

The output shaft of driving motor 161 can directly be connected with turn-screw 162 and turn-screw 162 is driven to rotate, and pass Dynamic leading screw 162 and 120 screw-thread fit of leg support support baseboard, and then realize that leg support support baseboard 120 is moved in front-rear direction.

Certainly, the output shaft of driving motor 161 can also be indirectly connected with turn-screw 162, and the driving of driving motor 161 passes Dynamic leading screw 162 is moved in front-rear direction, and drive lead screw 162 is fixed with the riveting of leg support support baseboard 120, to leg support support baseboard 120 are moved forward and backward under the drive of turn-screw 161.

As shown in Fig. 2-Fig. 3, Fig. 5-Fig. 6, Fig. 8-Figure 10, Figure 17-Figure 18, leg support of seat system 100 further includes that mask is solid The front end of fixed board 170, mask fixed plate 170 is connected with leg support support baseboard 120, and the rear end of mask fixed plate 170 is rearward prolonged It stretches and is connected with the front end of surface cover 150.

It should be noted that " front end " of the surface cover 150 in the utility model embodiment refers to leaning in 150 both ends of surface cover The front end of preceding one end, surface cover 150 can be bent downwards or/and backward.Likewise, the foam in the utility model embodiment 140 " front end " refers to one end forward in 140 both ends of foam, the front end of foam 140 can downwards or/bend backward.

Since front end and the leg support support baseboard 120 of mask fixed plate 170 are fixed, mask fixed plate 170 can be with It the movement of leg support support baseboard 120 and moves；And the rear end of mask fixed plate 170 extend back and with the front end of surface cover 150 It is fixed, therefore surface cover 150 can be made firmly to be coated on foam 140.

In addition, since foam 140 is coated on the front end periphery of leg support support plate 130, surface cover 150 is coated on foam 140 Front end periphery, therefore the distance of the elongation of surface cover 150 is naturally larger than the displacement distance of leg support support baseboard 120, thus while face The rear end of set 150 can also be moved with the movement of leg support support baseboard 120, but be moved forward in leg support support baseboard 120 During, surface cover 150 is still within the state of stretching.

Further, the front end of mask fixed plate 170 bends and is weldingly fixed on the front end of leg support support baseboard 120.It will The front end bending setting of mask fixed plate 170, on the one hand preferably can be weldingly fixed on leg support support by mask fixed plate 170 On bottom plate 120, it on the other hand can also realize that the rear end of mask fixed plate 170 extends back.Optionally, mask fixed plate 170 Rear end rearwardly and down extend, thus facilitate staff by each section component assembly of leg support of seat system 100 to together, In addition the maintenance of entire leg support of seat system 100 is also more convenient.

In some embodiments of the utility model, as shown in fig. 6, the nose width of mask fixed plate 170 is less than mask The rear end width of fixed plate 170.In other words, the width of mask fixed plate 170 is sequentially reduced from front to back, mask fixed plate 170 The proximate matter used is reduced, and light-weight, reduces the cost and drop of mask fixed plate 170 at least to a certain extent The low energy consumption of vehicle.

Further, it is provided with lightening hole 104 in mask fixed plate 170.Thus, it is possible to ensureing mask fixed plate 170 Structural strength under the premise of, further decrease the weight of mask fixed plate 170, further reduced mask fixed plate 170 The energy consumption of manufacturing cost and vehicle.

As shown in Fig. 5, Figure 10 and Figure 12, the leg support of seat system 100 in the utility model embodiment further includes being oriented to knot Structure 180, guide frame 180 are suitable for the moving range limitation of leg support support baseboard 120 in the longitudinal direction, so that leg support Support plate 130 can only move under the action of actuator 160 in front-rear direction.

In some embodiments of the utility model, as shown in Fig. 2, Fig. 7-Fig. 9, on leg support of seat system 100 further includes The lower section in the rear end of foam 140 is arranged to support the foam 140 in support plate 112, upper backup pad 112.Upper backup pad 112 can To be fixed on the chair framework at 100 rear of leg support of seat system or be directly anchored on a basin 110, the rear end of foam 140 It can also be fixed on upper backup pad 112.Upper backup pad 112 can directly support the leg of driver and passenger, avoid driver and passenger Leg rely solely on leg support support plate 130 support and there is uncomfortable phenomenon.

Guide frame 180 between basin 110 and leg support support baseboard 120 is described below in detail.

As shown in Fig. 5, Figure 10 and Figure 12, according to the guiding for leg support of seat system 100 of the utility model embodiment Structure 180 may include slotted hole 182 and guide blot 181, and slotted hole 182 extends along the longitudinal direction, and guide blot 181 passes through Slotted hole 182, guide blot 181 can the slidings in slotted hole 182.

A setting in guide blot 181 and slotted hole 182 is present on basin 110, guide blot 181 and slotted hole 182 In another setting on leg support support baseboard 120.That is, when guide blot 181 is arranged on the seat basin 110 When, slotted hole 182 is arranged on leg support support baseboard 120；It is long when guide blot 181 is arranged on leg support support baseboard 120 The setting of circular hole 182 is present on basin 110.

By the way that guide frame 180 is arranged so that leg support support baseboard 120 is only slided in front-rear direction with respect to seat basin 110, really Having protected cushion will not deflect along other directions, improve the adjusting accuracy of leg support of seat system 100.

In some embodiments of the utility model, as shown in Figure 2 and Figure 5, guide frame 180 is multigroup, and multigroup is led It is spaced setting in left-right direction to structure 180.Further ensure that leg support support baseboard 120 can be moved in front-rear direction as a result, The phenomenon that moving, avoiding single guide blot 181 and single slotted hole 182 that the leg support support baseboard 120 occurred is coordinated to deflect.

In the specific example of the utility model, guide frame 180 is two groups, and oval in two groups of guide frames 180 Hole 182 is arranged on leg support support baseboard 120, and the guide blot 181 in two groups of guide frames 180 is respectively provided with present basin 110 On.Multiple slotted holes 182 on multiple leg support support baseboards 120 can one by one coordinate with multiple guide blots 181, and then realize Leg support support baseboard 120 moves along the longitudinal direction.

Further, every group of guide frame 180 include multiple slotted holes 182 spaced apart in left and right directions and with it is multiple Multiple guide blots 181 that slotted hole 182 coordinates.In the specific example of the utility model, every group of guide frame 180 includes two A slotted hole 182 being spaced apart in left and right directions and two guide blots 181 being spaced apart in left and right directions, two slotted holes 182 and two 181 corresponding matchings of guide blot.Wherein, two slotted holes 182 are arranged on leg support support baseboard 120, and two are led It fixes and is present on basin 110 to bolt 181.

In some embodiments of the utility model, as shown in figure 14, it is provided with spigot nut 111 on seat basin 110, is oriented to The lower end of bolt 181 and 111 screw-thread fit of spigot nut.Specifically, spigot nut 111 can be welded and fixed present basin 110 Downside, guide blot 181 wear a basin 110 to coordinate with spigot nut 111, to which guide blot 181 can steadily be consolidated It is scheduled on a basin 110.

Optionally, the upper end of guide blot 181 is provided with guide blot turn-up portion 181a, and guide blot 181 wears leg support Support baseboard 120 and guide blot turn-up portion 181a is pressed on the upper side of leg support support baseboard 120.So as to ensure leg Support support baseboard 120 can be moved along front-rear direction, while without departing from guide blot 181.

Leg support of seat system 100 further includes actuator 160, and actuator 160 is connected with leg support support baseboard 120 and suitable for driving Dynamic leg support support baseboard 120 is moved in front-rear direction.Actuator 160 includes driving motor 161 and turn-screw 162, driving electricity Machine 161, which is fixed, is present on basin 110 and is connected with turn-screw 162 to drive turn-screw 162 to be moved in front-rear direction, on leading screw It is provided with the leading screw auxiliary section coordinated with leg support support baseboard 120.

That is, the output shaft of driving motor 161 can't be connected directly with leading screw and leading screw is driven to rotate, but it is logical Mediation member driving turn-screw 162 is crossed to move in front-rear direction, and turn-screw 162 is fixed with leg support support baseboard 120, And then realize that driving motor 161 drives leg support support baseboard 120 to be moved in front-rear direction.

As shown in figs. 12-16, further include friction support block according to the leg support of seat system 100 of the utility model embodiment 190, the setting of friction support block 190 is present between basin 110 and leg support support baseboard 120, and leg support support baseboard 120 can slide back and forth Ground is arranged on friction support block 190.Friction support block 190 can keep apart leg support support baseboard 120 and seat basin 110, keep away Exempt from the phenomenon that contact area between leg support support baseboard 120 and seat basin 110 is excessive and the frictional force that occurs is larger.

In addition, friction support block 190 it is so structured that plastic part, thereby further reduce leg support support baseboard 120 with Frictional force between friction support block 190, leg support support baseboard 120 can be slided more swimmingly on friction support block 190, drop The low adjustment difficulty of leg support of seat system 100, improves the sliding precision of leg support of seat system 100.

In some embodiments of the utility model, leg support of seat system 100 further includes guide frame 180, guide frame 180 include the slotted hole 182 that extends along the longitudinal direction and the guide blot 181 across slotted hole 182 and friction support block 190, One in guide blot 181 and slotted hole 182 is arranged on leg support support baseboard 120, guide blot 181 and slotted hole 182 In another setting be present on basin 110.

Guide frame 180 is two groups, and the slotted hole 182 in two groups of guide frames 180 is arranged at leg support support baseboard On 120, the guide blot 181 in two groups of guide frames 180 is respectively provided on present basin 110, and friction support block 190 is two and divides It is not corresponded with two groups of guide frames 180.

Guide blot 181 in one of which guide frame 180 is each passed through corresponding slotted hole 182 and corresponding friction Supporting block 190, the guide blot 181 in another set guide frame 180 are each passed through corresponding slotted hole 182 and corresponding rub Wipe supporting block 190.Friction support block 190 is used to support leg support support baseboard 120, and leg support support baseboard 120 is mounted slidably On friction support block 190.

In the specific example of the utility model, guide frame 180 includes multiple spaced apart oval in the lateral direction Hole 182 and the multiple guide blots 181 coordinated with multiple slotted holes 182；Be provided on each friction support block 190 it is multiple Left and right directions brake pad mounting groove 101 spaced apart is formed on the bottom wall of brake pad mounting groove 101 and is worn for guide blot 181 The brake pad mounting hole 105 crossed.

Specifically, as shown in figure 15, friction support block 190 includes bottom wall part 191 and support portion 192, and support portion 192 is more A and multiple support portions 192 are arranged at intervals in bottom wall part 191 and upwardly extend, adjacent two support portions 192 and bottom wall parts Brake pad mounting groove 101 is limited between 191.The upper end of support portion 192 is only supported to support leg support with leg support support baseboard 120 Thus support baseboard 120 further reduces the contact area of leg support support baseboard 120 and friction support block 190, to reduce Frictional force between leg support support baseboard 120 and friction support block 190.The free end of support portion 192 can be provided with placement The lubrication groove of lubricating oil or lubricating grease, and then can further reduced between friction support block 190 and leg support support baseboard 120 Frictional force.

In the specific example of the utility model, support portion 192 is three, and two support portions 192 are separately positioned on bottom wall The left and right side in portion 191, another support portion 192 are arranged in the centre of bottom wall part 191, and three support portions 192 are preceding Rear direction extends.Wherein, it is provided with elastic protrusion muscle 106 on intermediate support portion 192, in leg support support plate 130 and elasticity When block 190 coordinates, elastic protrusion muscle 106 is in compressive state to only be against in leg support support plate 130.It avoids and rubs as a result, There is a phenomenon where teetertottering when wiping the cooperation of supporting block 190 between friction support plate 130 and friction support bottom plate 140, improve The stability that leg support support plate 130 is slided.

Optionally, the free end of at least part of support portion 192 is provided with brake pad turn-up portion 192a.Thus, it is possible to Ensure under the premise of having compared with less friction between friction support block 190 and leg support support baseboard 120 so that friction support block 190 can preferably support leg support support baseboard 120.

In some embodiments of the utility model, it is provided with spigot nut 111 on seat basin 110, under guide blot 181 End and 111 screw-thread fit of spigot nut, the upper end of guide blot 181 is provided with guide blot turn-up portion 181a, guide blot 181 It wears leg support support baseboard 120 and guide blot turn-up portion 181a compresses the upper side of leg support support baseboard 120.

Further, as shown in Figure 12-Figure 14, positioning lining is provided between leg support support baseboard 120 and guide blot 181 Set 193.Positioning bushing 193 can further decrease the frictional force between leg support support baseboard 120 and guide blot 181.Positioning Bushing 193 can be plastic part, and then leg support support baseboard 120 can be slided more swimmingly on friction support block 190.

Position a part of upper side that can be arranged in guide blot 181 flange and leg support support baseboard 120 of bushing 193 Between, another part of positioning bushing 193 can be arranged screw portion in guide blot 181 and slotted hole 182 peripheral wall it Between.

Optionally, the peripheral wall of slotted hole 182 is provided with the bending part extended downwardly, the bending part and guide blot 181 It is folded with a part for positioning bushing 193 between bar portion, thus further improves leg support support baseboard 120 and is slided in front-rear direction Dynamic smooth degree.

The actuator 160 of the utility model embodiment fixes the top for basin 110 of being present and is connected with leg support support baseboard 120 To drive leg support support baseboard 120 to be moved in front-rear direction.

It is present between basin 110 and vehicle floor that is, the actuator 160 of the utility model embodiment is not arranged, And it has been provided in the top of seat basin 110, to save a large amount of cushion lower space, realize that other functions provide for seat Installation space.Meanwhile the top that actuator 160 is arranged to basin 110 of being present can make the whole of leg support of seat system 100 tie Structure is compacter.

Specifically, as Figure 8-Figure 10, actuator is limited between leg support support baseboard 120 and seat basin 110 accommodates sky Between, actuator 160 is housed in actuator accommodation space.Seat basin 110 is it is so structured that peviform structure, actuator 160 can be put In the space for setting the formation of present basin 110.

Actuator 160 includes driving motor 161 and turn-screw 162, driving motor 161 fix be present on basin 110 and with Turn-screw 162 is connected to drive turn-screw 162 to be moved in front-rear direction, is provided on turn-screw 162 and is supported with leg support The leading screw auxiliary section that bottom plate 120 coordinates.That is, actuator 160 can drive turn-screw 162 to be moved in front-rear direction, Since turn-screw 162 and leg support support baseboard 120 are fixed, leg support support baseboard 120 can be with turn-screw 162 It moves and moves.

In some embodiments of the utility model, deceleration can be provided between driving motor 161 and turn-screw 162 Component, such as worm gear and worm component can be set between driving motor 161 and turn-screw 162.

In some embodiments of the utility model, leg support of seat system 100 further includes friction support block 190, friction branch The setting of bracer 190 is present between basin 110 and leg support support baseboard 120 so as to be spaced between seat basin 110 and leg support support baseboard 120 It opens, to limit actuator accommodation space between seat basin 110 and leg support support baseboard 120, in addition leg support support baseboard 120 can It is slidably arranged on friction support block 190.

Further, friction support block 190 is two, and present basin 110 and leg is respectively set in two friction support blocks 190 Between the homonymy one end of support support baseboard 120 in left and right directions between the homonymy other end, actuator 160 is arranged to rub at two In the actuator accommodation space that supporting block 190, leg support support baseboard 120 and seat basin 110 are formed.

Specifically, a left side for the left end and leg support support baseboard 120 for basin 110 of being present is arranged in one of friction support block 190 Between end, the setting of another friction support block 190 is present between the right end and the right end of leg support support baseboard 120 of basin 110.

Optionally, actuator 160 further includes driving motor 161 and turn-screw 162, and driving motor 161 fixes basin of being present It is connected on 110 and with turn-screw 162, turn-screw 162 and 120 screw-thread fit of leg support support baseboard.That is, driving electricity Machine 161 can directly drive the rotation of turn-screw 162, and then turn-screw 162 drives leg support support baseboard 120 in front-rear direction It is mobile, and then realize the adjustment of cushion in the longitudinal direction.

At least part of the surface cover 150 of the utility model embodiment is configured to elastic component.Specifically, such as Fig. 2, Figure 17- Shown in Figure 18, surface cover 150 includes surface cover ontology 151 and elastomer 152, and the rear end of surface cover ontology 151 is fixed, surface cover ontology 151 Front end around foam 140 and being connected with leg support support baseboard 120 by elastomer 152.

When actuator 160 drives leg support support baseboard 120 to be moved forward or rearward, leg support support plate 130 can be with leg It holds in the palm the movement of support baseboard 120 and moves, to which leg support support plate 130 pushes foam 140 to extend or bend.Foam 140 is prolonging During exhibition, surface cover 150 can also move, and elastomer 152 stretches at this time, and surface cover 150 is avoided to influence prolonging for foam 140 Exhibition；During leg support support plate 130 moves backward, surface cover 150 resets under the action of elastomer 152, while surface cover 150 Foam 140 is bent, it is made to store the downside for basin 110 of being present.

Elastomer 152 can with leg support support plate 130 move forward and stretch, while leg support support plate 130 backward When mobile, elastomer 152 stores surface cover ontology 151, and no matter leg support support plate 130 is moved forward or rearward, surface cover ontology 151 It can tightly be coated on foam 140.

The leg support of seat system 100 of the utility model embodiment further includes mask fixed plate 170, mask fixed plate 170 Front end is connected with leg support support baseboard 120, and the rear end of mask fixed plate 170 extends back and is connected with elastomer 152.As a result, Can ensure that surface cover ontology 151 is moved forward or moved backward in leg support support plate 130 can tightly be coated on foam 140 On.

In some embodiments of the utility model, elastomer 152 be multiple spaced springs, one end of spring with The front end of surface cover ontology 151 is connected, and the other end of spring is connected with the rear end of mask fixed plate 170.

In other embodiments of the utility model, elastic component is stretch fabric, one end and the surface cover ontology 151 of stretch fabric Front end be connected, the other end of stretch fabric is connected with the rear end of mask fixed plate 170.Stretch fabric not only has certain elastic force, It can also play the role of as surface cover ontology 151, certain block can be played.Meanwhile stretch fabric can be with It is more easily fixed together with surface cover ontology 151, the two can be seamlessly connected.

Leg support support plate 130 in the utility model embodiment is configured to polymorphic structure, specifically, such as Fig. 7 and Fig. 8 institutes Show, multiple spaced grooves 103 are provided on the side of leg support support plate 130 contacted with foam 140.Thus, it is possible to Contact area when substantially reduction foam 140 and leg support support plate 130 are slided relatively between the two, and then significantly reduce foam 140 with the frictional force among leg support support plate 130, leg support support plate 130 can more swimmingly with respect to foam 140 forward or to After slide.

As shown in Fig. 2, leg support support plate 130 is configured to " L " shape and includes front side board 131 and being arranged in front side board 131 Upper end and the back side panel 132 to extend back, at least partly setting of the leading flank of front side board 131 and the upper side of back side panel 132 Fluted 103.Preferably, the upper side of the leading flank of front side board 131 and back side panel 132 is completely provided with multiple grooves 103.By This, further reduced leg support support plate 130 and foam 140 with respect to the frictional force between the two when sliding.

It is multiple recessed on the multiple grooves 103 and back side panel 132 of front side board 131 in the specific example of the utility model The interval setting in the lateral direction of slot 103.That is, on multiple grooves 103 and back side panel 132 on front side board 131 Multiple grooves 103 extend along the extending direction of foam 140, thereby further reduce leg support support plate 130 and foam 140 Contact area reduces the frictional force between leg support support plate 130 and foam 140.

Further, multiple grooves 103 of multiple grooves 103 of front side board 131 and back side panel 132 are one a pair of each other It answers.That is, each groove 103 on front side board 131 communicates with each other with the respective slot 103 on back side panel 132, the two structure At a complete groove.To further reduced the contact area of leg support support plate 130 and foam 140, reduce leg support Frictional force between support plate 130 and foam 140.

In some embodiments of the utility model, as depicted in figs. 1 and 2, leg support of seat system 100 further includes flank branch Fagging 133, flank support plate 133 are two and are separately fixed at the left side and right side of leg support support plate 130.Flank supports Plate 133 can be moved with the back-and-forth motion of leg support support plate 130, so as to effectively avoid passenger can be from external observation To the parts in leg support of seat system 100, the whole perception of leg support of seat system 100 is improved.

Specifically, flank support plate 133 is fixed on the left side and right side of leg support support plate 130.Of course, it is possible to Understanding, flank support plate 133 can also be fixed on the left side and right side of leg support support plate 130 by other means, Such as flank support plate 133 can be fixed on the left side and right side of leg support support plate 130 by threaded fastener.

In some embodiments of the utility model, leg support of seat system 100 further includes upper backup pad 112, upper backup pad 112 are arranged the lower section in the rear end of foam 140 to support the foam 140.Upper backup pad 112 can be fixed on leg support of seat system It unites on the chair framework at 100 rears, the rear end of foam 140 can also be fixed on upper backup pad 112.Upper backup pad 112 can be with The leg for directly supporting driver and passenger avoids the leg of driver and passenger from occurring because leg support support plate 130 adjusts the variation brought Uncomfortable phenomenon.

It is provided on upper backup pad 112 suitable for the fixed foam fixing buckle 112a in rear end with foam 140, foam fixing buckle Foam 140 can be securely seated between on upper backup pad 112 by 112a, to realize that the rear end of foam 140 is fixed.

The leg support of seat system 100 of the utility model embodiment, eliminates between leg support support baseboard 120 and seat basin 110 Sliding rail assembly, realized in such a way that slotted hole 182 and guide blot 181 coordinate leg support support baseboard 120 in front and back To guide function, the quantity of parts is thus greatly reduced, reduces the cost of leg support of seat system 100.

Driving motor 161 and turn-screw 162 are hidden present basin by the leg support of seat system 100 that the utility model is implemented Between 110 and leg support support baseboard 120 so that the structure of leg support of seat system 100 is compacter, avoids driving motor 161 The space that 110 lower section of seat basin is occupied with turn-screw 162 adds other functions for leg support of seat system 100 and prepares.

The mask fixed plate 170 of the utility model around seat basin 110 front end to be connected with the rear end of surface cover 150, mask Fixed plate 170 can be fixed together with seat basin 110 by the way of welding, being spirally connected or riveting, and reduce the use of parts, Improve the efficiency of assembling of leg support of seat system 100.

Surface cover 150 is creatively at least partly configured to elastic component by the utility model, and thus surface cover 150 can coordinate The movement of leg support support plate 130 and compress or stretch, realize the gapless regulatory function of seat, eliminate complicated surface cover 150 Regulating mechanism, further simplify the structure of leg support of seat system 100, and maintain it is convenient.

The moving process of the leg support of seat system 100 of the utility model embodiment is described below in detail.

Cushion is elongated to the process of longest state from most short status：

Driving motor 161 receives signal, and driving motor 161 drives turn-screw 162 to move forward, due to turn-screw 162 are fixed together with leg support support baseboard 120, and turn-screw 162 can drive leg support support baseboard 120 to move forward, leg The cunning of leg support support baseboard 120 can be greatly reduced in the friction support block 190 being arranged between support support baseboard 120 and seat basin 110 Dynamic difficulty；

Since leg support support plate 130 is fixed on leg support support baseboard 120, leg support support plate 130 is supported in leg support It is moved forward under the drive of bottom plate 120, leg support support plate 130 can gradually bend foam 140 during forward movement Part is spread apart, and realizes the gradual elongation of cushion, while the surface cover 150 being coated on foam 140 is stretched.

Cushion foreshortens to the process of most short status from longest state：

Driving motor 161 receives signal, and driving motor 161 drives turn-screw 162 to move backward, due to turn-screw 162 are fixed together with leg support support baseboard 120, and turn-screw 162 can drive leg support support baseboard 120 to move backward, leg The cunning of leg support support baseboard 120 can be greatly reduced in the friction support block 190 being arranged between support support baseboard 120 and seat basin 110 Dynamic difficulty；

Since leg support support plate 130 is fixed on leg support support baseboard 120, leg support support plate 130 is supported in leg support It is moved backward under the drive of bottom plate 120, for leg support support plate 130 during moving backward, the part that foam 140 extends is in face The lower bending of elastic force effect of set 150, to realize that cushion continuously shortens.

The vehicle of the utility model embodiment is briefly described below.

Vehicle according to the utility model embodiment includes the leg support of seat system 100 of above-described embodiment, due to according to this The vehicle of utility model embodiment is provided with above-mentioned leg support of seat system 100, therefore the vehicle structure is simple, easy for installation, And energy consumption is reduced.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection domain within.

Claims (10)

1. a kind of leg support of seat system (100), which is characterized in that including：

Seat basin (110)；

Leg support support baseboard (120), the leg support support baseboard (120) are arranged on the seat basin (110) in which can slide back and forth；

Leg support support plate (130), the leg support support plate (130) are fixed on the leg support support baseboard (120)；

The rear end of foam (140), the foam (140) is fixed, and the front end of the foam (140) bypasses the leg support support plate (130) and it can extend or bend with the movement of the leg support support plate (130)；

The rear end of surface cover (150), the surface cover (150) is fixed, and the front end of the surface cover (150) bypasses the foam (140) And be connected with the leg support support baseboard (120), the surface cover (150) is at least partly configured to elastic component；

Actuator (160), the actuator (160) be fixed on the top of the seat basin (110) and with the leg support support baseboard (120) it is connected to drive the leg support support baseboard (120) to be moved in front-rear direction.

2. leg support of seat system (100) according to claim 1, which is characterized in that the leg support support baseboard (120) with Actuator accommodation space is limited between the seat basin (110), the actuator (160) is housed in the actuator accommodation space It is interior.

3. leg support of seat system (100) according to claim 2, which is characterized in that the actuator (160) includes：It drives Dynamic motor (161) and turn-screw (162), the driving motor (161) be fixed on the seat basin (110) and with the transmission Leading screw (162) is connected to drive the turn-screw (162) to be moved in front-rear direction, is provided on the turn-screw (162) With the leading screw auxiliary section of the leg support support baseboard (120) cooperation.

4. leg support of seat system (100) according to claim 2, which is characterized in that further include：Friction support block (190), The friction support block (190) is arranged between the seat basin (110) and the leg support support baseboard (120) so that the seat basin (110) it is spaced apart with the leg support support baseboard (120), the leg support support baseboard (120) is arranged in institute in which can slide back and forth It states on friction support block (190).

5. leg support of seat system (100) according to claim 4, which is characterized in that the friction support block (190) is two It is a, and two friction support blocks (190) are separately positioned on the seat basin (110) and exist with the leg support support baseboard (120) Between homonymy one end of left and right directions between the homonymy other end, the actuator (160) is arranged in two friction supports Between block (190).

6. leg support of seat system (100) according to claim 2, which is characterized in that the actuator (160) includes：It drives Dynamic motor (161) and turn-screw (162), the driving motor (161) be fixed on the seat basin (110) and with the transmission Leading screw (162) is connected, and the turn-screw (162) rivets fixed or is screwed with the leg support support baseboard (120).

7. leg support of seat system (100) according to claim 4, which is characterized in that further include：Guide frame (180), institute Stating guide frame (180) includes：It the slotted hole (182) that extends along the longitudinal direction and across the slotted hole (182) and described rubs The guide blot (181) of supporting block is wiped, one in the guide blot (181) and the slotted hole (182) is arranged described On leg support support baseboard (120), another setting in the guide blot (181) and the slotted hole (182) is in the seat On basin (110)；

The guide frame (180) is two groups, and the slotted hole (182) in guide frame (180) described in two groups is arranged described On leg support support baseboard (120), the guide blot (181) in guide frame (180) described in two groups is arranged in the seat basin (110) On, friction support block (190) block is two and is corresponded respectively with guide frame (180) described in two groups.

8. leg support of seat system (100) according to claim 7, which is characterized in that guide frame (180) described in every group wraps It includes：Multiple spaced apart slotted holes (182) in the lateral direction and multiple described with multiple slotted holes (182) cooperations Guide blot (181)；

Multiple brake pad mounting grooves (101) being spaced apart in left and right directions, institute are provided on each friction support block (190) State the brake pad mounting hole (105) for being formed on the bottom wall of brake pad mounting groove (101) and being passed through for the guide blot (181).

9. leg support of seat system (100) according to claim 8, which is characterized in that friction support block (190) packet It includes：Bottom wall part (191) and support portion (192), the support portion (192) are that the multiple and multiple support portion (192) settings exist It on the bottom wall part (191) and upwardly extends, is limited between adjacent two support portions (192) and the bottom wall part (191) Make the brake pad mounting groove (101).

10. a kind of vehicle, which is characterized in that including the leg support of seat system (100) described in any one of claim 1-9.