CN108297743A - Seat - Google Patents

Abstract

The present invention provides a kind of seat, can be suitable for being formed with the vehicle of protrusion below seat.Lifting seat (20) has elevating mechanism (30) and seat body (32).Elevating mechanism (30) is constituted in such a way that seat body (32) can move between reception position and upper and lower truck position.In the state that seat body (32) is incorporated in reception position, the base portion (61) of rotating basis (55) and front side lifting base (82) are configured in a manner of nonoverlapping in the up-down direction.Rotating basis (55) is supported on the top of the portion of sliding back and forth (36) in a manner of rotating freely.Front side lifting base (82) is arranged in the front (38b) of lifting unit (38).

Description

Seat

Technical field

The present invention relates to a kind of seats.

Background technology

In seat, it is known that a kind of upper outside vehicle with making for motor vehicle seat body be moved to from the reception position in compartment The seat of the elevating mechanism of out-of-the-car position.Elevating mechanism has foot, slides back and forth portion, rotating part, lifting unit, outer sliding part. In addition, seat body is arranged in outer sliding part.

According to the seat, so that rotating part is moved forward and backward by foot, opening of the lifting unit to vehicle is made from rotating part Portion rotates.Then, seat body is made to be moved from opening portion to outside vehicle from outer sliding part.Later, by lifting unit from opening portion to It is mobile outside vehicle, to make seat body drop to truck position up and down by lifting unit (for example, referring to patent document 1).

【Existing technical literature】

【Patent document】

【Patent document 1】Japanese invention patent Publication special open 2013-56570

Invention content

【Problem to be solved by the invention】

Here, the seat of patent document 1 the lower section of seat body have foot, slide back and forth portion, rotating part, lifting Portion, outer sliding part.Specifically, foot is arranged on floor, slides back and forth portion and be overlapped in foot from top.In addition, rotating part from Top is overlapped in the portion of sliding back and forth, and lifting unit is overlapped in rotating part from top.Furthermore outer sliding part is overlapped in lifting unit.

In this way, foot, sliding back and forth portion, rotating part, lifting unit and outer sliding part and being laminated in order from top.Therefore, seat sheet Height dimension until slave seat upper surface to foot of body becomes larger.

On the other hand, in the car, there are a kind of in under-seat in the vehicle for being formed with protrusion on floor.By seat In the case that chair is mounted on the protrusion on floor, the seat of seat body is configured in higher position.Therefore, make seat sheet When body is moved to the truck position up and down outside vehicle from the reception position in compartment, need to try to make seat body to be successfully moved to up and down Truck position.Thus, it is difficult to make that there is the seat of elevating mechanism to adapt to the vehicle that protrusion is formed in under-seat.

Then, the present invention provides a kind of seat that can adapt to be formed with the vehicle of protrusion in under-seat.

【The solution to the problem】

To solve the above-mentioned problems, technical scheme of the present invention 1 is：A kind of seat is (for example, the lifting seat of embodiment 20), have：Foot (for example, foot 35 of embodiment) is fixed on floor (for example, bottom plate 16 of embodiment)；The One sliding part (for example, embodiment slides back and forth portion 36) is configured in the top of the foot, with prolonging to the foot The mode that direction is moved freely is stretched to be arranged；Rotating part (for example, rotating part 37 of embodiment), configuration is in first sliding The top in portion is arranged in a manner of it can rotate in first sliding part；Lifting unit is (for example, the lifting unit of embodiment 38), it is arranged in the rotating part；With seat body (for example, seat body 32 of embodiment), pass through the second sliding part (for example, outer sliding part 39 of embodiment) is connected to the top of the lifting unit, and the seat body can be in reception position It is moved between (for example, reception position P1 of embodiment) and upper and lower truck position (for example, truck position P2 up and down of embodiment), The rotating basis of the top that first sliding part is supported in a manner of rotating freely in the rotating part is (for example, implement The rotating basis 55 of mode) and the side being arranged on the moving direction of the lifting unit in the lifting unit the first lifting Pedestal (for example, front side lifting base 82 of embodiment), the state of the reception position is incorporated in the seat body Under, it is arranged on the front-rear direction of the seat body, and configured in a manner of nonoverlapping in the up-down direction.

In this way, by the first lifting base of the rotating basis of rotating part and lifting unit with nonoverlapping side in the up-down direction Formula configures.Therefore, it is possible to reduce lifting unit to rotating part side, and can the thickness of seat be inhibited smaller, it can be real The slimming of existing seat.

Here, in the car, there is a kind of vehicle in the lower section of the floor part on the downside of seat with fuel tank.In order to The lower section on floor configures fuel tank, and the floor part on the downside of seat formed oriented seat protuberance protrusion (protrusion, Bellying).

It is suppressed smaller seat by installing thickness on the vehicle, it can be by the seat with elevating mechanism The reception position of (specifically, seat) inhibits relatively low.Therefore, specified position of the seat body out of compartment is made to be moved to When truck position up and down outside compartment, seat body can be made successfully to be moved to truck position up and down.

Hereby it is possible to which the seat with elevating mechanism is suitable for the lower section of the floor part on the downside of seat with fuel tank Vehicle.In other words, the seat with elevating mechanism can be suitable for being formed in under-seat the vehicle of protrusion.

Technical scheme of the present invention 2 is：The lifting unit has the lifting motor for making the lifting unit move (for example, implementing The lifting motor 84 of mode), the lifting motor with the axis (for example, axis 87 of embodiment) of the lifting motor with it is described The mode that the moving direction of lifting unit intersects configures, in the state that the seat body is incorporated in the reception position, institute It states lifting motor and configures another party side on the moving direction of the lifting unit.

In this way, the moving direction of axis and lifting unit that lifting motor is configured to lifting motor is intersected.Furthermore in seat In the state of being contained, lifting motor configures another party side on the moving direction of lifting unit.Therefore, it is received in seat body In the state of receiving, it can ensure that space (space) is larger on the moving direction of lifting unit.Seat is being determined hereby it is possible to improve Degree of freedom when allocation position (design) of the structure member of chair.

Technical scheme of the present invention 3 is：Another party being arranged on the moving direction of the lifting unit in the lifting unit The second lifting base (for example, rear side lifting base 81 of embodiment), be incorporated in the storage in the seat body In the state of position, configured in a manner of along the top of the rotating part.

In this way, by making the second lifting base of lifting unit be configured along the top of rotating part, it can be by the height of lifting unit Degree size inhibits smaller.Therefore, it is possible to have the thickness of the seat of elevating mechanism to inhibit smaller, it can be achieved that seat Slimming.Hereby it is possible to inhibit relatively low the reception position of the seat with elevating mechanism.

Technical scheme of the present invention 4 is：On the floor the oriented seat is formed positioned at the part of the under-seat The protrusion (for example, protrusion 28 of embodiment) of chair protuberance makes the electric rotating machine of the rotating basis rotation (for example, real Apply the electric rotating machine 54 of mode) it avoids the protrusion and is arranged in the lower surface of first sliding part (for example, embodiment Lower surface 36a).

Here, by being formed with protrusion on floor, will be adjacent at the top of rotating basis and protrusion.Therefore, It is formed with space between the floor part for avoiding protrusion and the first sliding part.

Then, the protrusion on floor is avoided and by rotary motor configuration in the lower surface of the first sliding part.Therefore, it is possible to utilize ground Space between plate and the first sliding part configures electric rotating machine.Hereby it is possible to make seat close to protrusion, can will have and rise The reception position of the seat of descending mechanism inhibits relatively low.

Technical scheme of the present invention 5 is：Make the sliding motor of the second sliding part movement (for example, embodiment is outer Sliding motor 101), in the state that the seat body is incorporated in the reception position, have and the first lifting base Seat and the same height of the rotating basis, and be arranged between first lifting base and the rotating basis.

In this way, using the space between the first lifting base and rotating basis, sliding motor is configured to and the first lifting Pedestal and the same height of rotating basis.It, can therefore, it is possible to have the thickness of the seat of elevating mechanism to inhibit smaller Realize the slimming of seat.

But in the case where realizing the slimming of seat, it can be envisaged that when occupant occupies seat, seat can sink and with Sliding motor interference.

Here, sliding motor be configured to using the space between the first lifting base and rotating basis with the first lifting base and The same height of rotating basis.Therefore, it is possible to be configured sliding motor in lower section far from seat.Accordingly, when occupant occupies When seat, the seat to sink can be inhibited to interference with sliding motor.

【Invention effect】

According to the present invention, by the first lifting base of the rotating basis of rotating part and lifting unit not weigh in the up-down direction Folded mode configures.Therefore, it is possible to by lifting unit to rotating part side reduce, and the thickness of seat can be inhibited compared with It is small.Hereby it is possible to provide a kind of seat of achievable seat being thinned and can adapt to the protrusion for being formed in under-seat.

Description of the drawings

Fig. 1 is the stereogram of the vehicle for the seat for indicating to have in an embodiment of the invention.

Fig. 2 is the sectional view for the II-II lines along Fig. 1 for indicating the seat in an embodiment of the invention.

Fig. 3 is the stereogram for indicating the state after decomposing seat body from the seat in an embodiment of the invention.

Fig. 4 is the stereogram for indicating the state after decomposing the elevating mechanism in an embodiment of the invention.

Fig. 5 is the foot for indicating the elevating mechanism in an embodiment of the invention, slide back and forth portion, rotating part and lifting unit Stereogram.

Fig. 6 is the sectional view along line VI -- VI for indicating the elevating mechanism in an embodiment of the invention.

Fig. 7 is each portion rotation for indicating rotating part, lifting unit, outer sliding part and seat body in an embodiment of the invention The stereogram of the state turned.

Fig. 8 is the stereogram of the state after the elevating mechanism for indicating in an embodiment of the invention is shown.

Fig. 9 is the stereogram for indicating the first movable irdome and the second movable irdome in an embodiment of the invention.

Figure 10 be indicate the first movable irdome and the second movable irdome in an embodiment of the invention along X-X lines Sectional view.

【Reference sign】

10：Vehicle；16：Bottom plate (floor)；20：Lifting seat (seat)；28：Protrusion：30：Elevating mechanism；32：Seat sheet Body；35：Foot；36：Slide back and forth portion's (the first sliding part)；36a ... slides back and forth the lower surface in portion；37：Rotating part；38：It rises Drop portion；39：Outer sliding part (the second sliding part)；54：Electric rotating machine；55：Rotating basis；81：(the second lifting of rear side lifting base Pedestal)；82：Front side lifting base (the first lifting base)：84：Lifting motor；87：The axis of lifting motor；101：Outer sliding Motor (sliding motor)；P1：Reception position (installation site)；P2：Upper and lower truck position.

Specific implementation mode

In the following, with reference to the accompanying drawings, being illustrated to an embodiment of the invention.In the accompanying drawings, arrow FR indicates vehicle Front, arrow UP indicates that the top of vehicle, arrow LH indicate the left side side of vehicle.

In addition, before being with the front of seat body 32, left side side is a left side, and right side side is the right side, to the portion of sliding back and forth 36, rotating part 37, lifting unit 38, outer sliding part 39 illustrate.

As shown in Figure 1 and Figure 2, vehicle 10 has：Opening portion 15 is arranged in left front side 14；Bottom plate (floor) 16, Form the floor section in compartment 12；Fuel tank 18 is arranged in the lower section of bottom plate 16；With seat 20, it is arranged in bottom plate 16.

Compartment 12 is formed on the inside of the vehicle width direction of left front side 14.

Opening portion 15 is open in the left front side 14 of vehicle 10.Specifically, opening portion 15 is by leading edge potion 15a, trailing edge potion 15b, lower edge 15c and rising wood 15d are formed as rectangle.Leading edge potion 15a is formed by front column 22.Trailing edge potion 15b is by central post 23 form.Lower edge 15c is formed by lower-edge beam 24.Rising wood 15d is formed by roof side rail 25.

The opening portion 15 is by side door (not shown) either on or off.

Bottom plate 16 is the board member for the floor section to form compartment 12.Bottom plate 16 has the protuberance for the lower section for being formed in seat 20 Portion 28.Protrusion 28 swells upward from bottom plate 16 to seat 20.Protrusion 28 has antetheca 28a, top 28b and hypsokinesis inclined portion 28c.Protrusion 28 is also referred to as protrusion, bellying.

Antetheca 28a is erected from bottom plate 16 to compartment 12.Top 28b prolongs from the upper end of antetheca 28a to rear of vehicle level It stretches.At top, the front end of 28b has protrusion 28d.Protrusion 28d is protruded upward.Hypsokinesis inclined portion 28c is from the rear end of top 28b Portion 28e extends to the following ramp shaped in rear of vehicle.

It is configured with fuel tank 18 in the space 29 of the lower section of protrusion 28.That is, the configuration of fuel tank 18 is in the lower section of seat 20.

As shown in Figure 3, Figure 4, the protrusion 28 in bottom plate 16 is arranged in seat 20.Seat 20 is for example used as the pair of vehicle 10 Driver's seat.

Seat 20 has elevating mechanism 30 and seat body 32.Elevating mechanism 30 has foot 35, slides back and forth portion's (the first sliding Portion) 36, rotating part 37, lifting unit 38, the 39, first movable irdome 41 of outer sliding part (the second sliding part), the second movable line Cover 42 and harness 43.

In addition, the first movable irdome 41, the second movable irdome 42 and harness 43 have expression in the figure 7.

The elevating mechanism 30 of the seat 20 is operated by Operation switch 44.By operating Operation switch 44, seat body 32 are moved to outside vehicle 13 P2 of truck position up and down from the reception position P1 (with reference to Fig. 2) in compartment 12 through opening portion 15 (with reference to Fig. 8). That is, seat 20 is so-called lifting seat.In the following, being that " lifting seat 20 " illustrates with seat 20.In addition, upper and lower truck position P2 also known as shows position P2.

Back to Fig. 1, seat body 32 has：Seat 33 is mounted on elevating mechanism 30；With the chair back 34, from seat 33 rear end erects.Seat body 32 has the function of the chair back 34 can be made to lean forward in a manner of electronic, hypsokinesis.

As shown in Figure 4, Figure 5, foot 35 is the component for the lower part to form lifting seat 20.Specifically, foot 35 has It is fixed on the left side guide part 45 and right side guide part 45 of the top 28b of protrusion 28.Furthermore foot 35 also has：Setting exists The guide rail 4 of left side guide part 45 and right side guide part 45 and guide rail 46 and the right side that left side is supported in a manner of moving freely The sliding block 47 of guide rail 46.

Left side guide part 45 and right side guide part 45 extend in the top 28b of protrusion 28 towards vehicle front-rear direction.In addition, Guide rail 46 is arranged in left side guide part 45 and right side guide part 45.Therefore, the guide rail 46 in left side and the guide rail 46 on right side are towards vehicle Front-rear direction extends.

The portion of sliding back and forth 36 is installed in the sliding block 47 of the guide rail 46 of the sliding block 47 and right side of the guide rail 46 in left side.

It slides back and forth portion 36 and bolt and nut 48 is installed in lower surface.Bolt and nut 48 in a manner of rotating and screw rod freely 49 connections.Screw rod 49 is connect with motor (not shown) is slid back and forth.Therefore, by making screw rod 49 rotate by sliding back and forth motor, It is moved as indicated by arrow to vehicle front-rear direction together with bolt and nut 48 so as to slide back and forth portion 36.Vehicle front and back To the extending direction for being left side guide part 45 and right side guide part 45.

It is formed by flat plank in addition, sliding back and forth portion 36, circular opening portion 51 is formed with (with reference to figure in left side 2).In addition, slide back and forth portion 36 the sliding block 47 of the guide rail 46 mounted on left side and the sliding block 47 of the guide rail 46 on right side state Under, horizontal arrangement.Opening portion 51 (with reference to Fig. 2) is open in the left side in the portion of sliding back and forth 36.It is equipped with around opening portion 51 Rotating part 37.

As shown in Figure 2, Figure 4 shows, rotating part 37 has：Fixed ring 52 is mounted on and slides back and forth portion 36；Rotating ring 53, It is supported on fixed ring 52；Electric rotating machine 54 drives rotating ring 53；With rotating basis 55, it is arranged in rotating ring 53.

Fixed ring 52 is formed as cyclic annular around the opening portion 51 in the portion of sliding back and forth 36.Rotating ring 53 is by bearing with certainly As the mode of rotation is supported on fixed ring 52.Furthermore rotating ring 53 is formed on the outer periphery gear ring 53a.The small tooth of electric rotating machine 54 Wheel is engaged with gear ring 53a.

Electric rotating machine 54 be mounted on slide back and forth it is in the lower surface 36a in portion 36, opposite with the hypsokinesis inclined portion 28c of protrusion 28 Position.

Here, being formed with space 57 between the hypsokinesis inclined portion 28c and lifting seat 20 of protrusion 28.Electric rotating machine 54 from The sides inclined portion 28c that retreat lower surface 36a for sliding back and forth portion 36 are prominent and configure in space 57.

Electric rotating machine 54 is configured by using space 57, lifting seat 20 can be reduced with close to protrusion 28.Hereby it is possible to When lifting seat 20 is located at reception position (that is, installation site) P1, by the height until from the upper surface of seat 33 to foot 35 Degree size H1 inhibits smaller.That is, inhibiting relatively low the height and position P3 of the upper surface of seat 33.

By making pinion gear rotate by the electric rotating machine 54, so that gear ring 53a is rotated to direction shown in arrow B.In rotating ring 53 are equipped with rotating basis 55.|

As shown in Figure 4, Figure 5, rotating basis 55 has：Base portion 61；Bracket 62 in the left and right sides of base portion 61 is set； Bearing 63 in the bracket 62 of the bracket 62 and right side in left side is set；Strengthening portion 64 in base portion 61 is set.

In addition, rotating basis 55 has：Guide rail 65 (guide rail 65 in left side is not shown) in the left and right sides of base portion 61 is set；With The mode moved freely is supported on the sliding block 66 of the guide rail 65 in left side and the guide rail 65 on right side；Be arranged at the rear of base portion 61 Control unit 67.

Control unit 67 is so-called ECU (Electronic Control Unit：Electronic control unit).

Base portion 61 is mounted on the upper end 53b of rotating ring 53.Therefore, the configuration of rotating part 37 is in the upper of the portion of sliding back and forth 36 Side.In addition, rotating part 37 is supported in a manner of it can be rotated to direction shown in arrow B relative to the portion of sliding back and forth 36.

In base portion 61, bracket 62 is installed in left side and right side.Before the bracket 62 in left side and the bracket 62 on right side Portion is supported with bearing 63 in a manner of rotating freely.

That is, the bearing 63 in left side is arranged in the front of the bracket 62 in left side.The bearing 63 in left side from the bracket 62 in left side to Outer protrusion.In addition, the bearing 63 on right side is arranged in the front of the bracket 62 on right side.The bearing 63 on right side from the bracket 62 on right side to Outer protrusion.

Side of the lifting unit 38 from the bearing 63 in left side and the bearing 63 on right side to be moved freely to the front-rear direction of seat body 32 Formula is supported.

Base portion 61 is formed with opening portion 72 in left side.Opening portion 72 is formed as round along rotating ring 53.Opening portion 72 Center becomes the rotation center 74 of rotating part 37.That is, the rotation center 74 of rotating part 37 is located at left side (the seat sheet of base portion 61 A side side in the width direction of body 32).

In addition, base portion 61 is provided with strengthening portion 64 in right side (another party side in the width direction of seat body 32).Reinforce The configuration of portion 64 is on the straight line (virtual line) 76 of the rotation center 74 of connection rotating part 37 and the bearing 63 on right side.

It below can be to reason of the configuration of strengthening portion 64 on straight line 76 be described in detail.

In addition, being provided with guide rail 65 in the left side of base portion 61 and right side.The guide rail 65 in left side and the guide rail on right side 65 upwardly extend in the front and back of base portion 61.In the guide rail 65 in left side and the guide rail 65 on right side, the branch in a manner of moving freely Sliding block 66 is held.

Sliding block 66 on left slider 66 and right side is equipped with lifting unit 38.

As shown in Figure 3, Figure 4, lifting unit 38 has rear side lifting base (the second lifting base) 81, front side lifting base (the first lifting base) 82, linkage unit 83, lifting motor 84 and screw rod 85.

Rear side lifting base 81 is mounted on the sliding block 66 of the sliding block 66 and right side in the left side of rotating basis 55.Rear side lifting base 81 Rear portion 38a (that is, another party on the moving direction of lifting unit 38) in lifting unit 38 is set.

In addition, being equipped with bolt and nut 86 in rear side lifting base 81.Bolt and nut 86 in a manner of rotating and spiral shell freely Bar 85 connects.Screw rod 85 is connect with lifting motor 84.Lifting motor 84 is mounted on the rear portion 37a of rotating part 37.By by lifting Motor 84 make screw rod 85 rotate so that rear side lifting base 81 with bolt and nut 86 together to the front-rear direction (arrow of lifting unit 38 Direction shown in head C) it is mobile.

The lifting motor 84 is with the moving direction (direction shown in arrow C) of the axis 87 of lifting motor 84 and lifting unit 38 Orthogonal mode configures.In other words, the axis 87 of lifting motor 84 is configured along the width direction of lifting unit 38.In addition, rising Under the state (state shown in Fig. 3) that drop seat 20 is contained, lifting motor 84 configures the rear side in lifting unit 38 (that is, lifting Another party side on the moving direction in portion 38).

Therefore, in the state that lifting seat 20 is contained, larger space can be ensured on the moving direction of lifting unit 38 (space)89.Hereby it is possible to improve the degree of freedom when determining the allocation position of structure member of lifting seat 20 (design).

In addition, rear side lifting base 81 is connect with linkage unit 83.Linkage unit 83 has under left side upper connecting rod 92, left side Connecting rod 93, right side upper connecting rod 92 and right side lower link 93.

The rear end of left side upper connecting rod 92 and the rear end of left side lower link 93 in a manner of rotating freely with rear side lifting base 81 left part connection.In addition, the side of the rear end of right side upper connecting rod 92 and the rear end of right side lower link 93 to rotate freely Formula is connect with the right part of rear side lifting base 81.That is, the rear portion 38a in lifting unit 38 is arranged in rear side lifting base 81.

Rear side lifting base 81 has the rear side base central portion 81a of connection left part and right part.Rear side base central Portion 81a is formed flatly, and horizontal arrangement.In the state that lifting seat 20 is contained, configuration exists rear side base central portion 81a With the position of the lower part equal height of lifting motor 84 (with reference to Fig. 3).Therefore, rear side base central portion 81a is with towards rotating part 37 The state configuration that (specifically, towards base portion 61) reduces downwards.Furthermore rear side base central portion 81a is in lifting seat 20 In the state of being contained, the horizontal arrangement in a manner of along the top of rotating part 37 (base portion 61).

In this way, by making rear side lifting base 81 be configured along the top of rotating part 37, it can be by the height of lifting unit 38 Size inhibits smaller.It therefore, can will be from the upper surface of seat 33 to foot when lifting seat 20 is located at reception position P1 Height dimension H1 until 35 inhibits to obtain smaller.Thus, it is possible to inhibit relatively low the height and position P3 of the upper surface of seat 33.

That is, when lifting seat 20 is located at reception position P1, the slimming of lifting seat 20 can be realized.

In addition, the front end of left side upper connecting rod 92 and the front end of left side lower link 93 in a manner of rotating and front side freely The left part of lifting base 82 connects.Furthermore the front end of right side upper connecting rod 92 and the front end of right side lower link 93 are with freely The mode of rotation is connect with the right part of front side lifting base 82.That is, front side lifting base 82 is arranged in the front of lifting unit 38 38b (side on the moving direction of lifting unit 38).

That is, the rear side lifting base 81 of lifting unit 38 is connected with front side lifting base 82 by linkage unit 83.In addition, Left side lower link 93 is supported from the bearing 63 in left side in a manner of being moved freely to the front-rear direction of seat body 32.Furthermore Right side lower link 93 is supported from the bearing 63 on right side in a manner of being moved freely to the front-rear direction of seat body 32.

In this state, by making screw rod 85 rotate by lifting motor 84, lifting unit 38 can be made to before and after seat body 32 It moves as shown by arrow C in direction.

That is, lifting motor 84 is the power plant for making lifting unit 38 be moved to direction shown in arrow C.

Front side lifting base 82 has the front side base central portion 82a of connection left part and right part.Front side base central Portion 82a is formed flatly, and horizontal arrangement.

Front side base central portion 82a is configured in the state that lifting seat 20 is contained in the front of base portion 61.That is, pedestal Portion 61 and front side base central portion 82a are arranged on the front-rear direction of seat body 32 and are configured.Furthermore base portion 61 and front side Base central portion 82a is configured in a manner of nonoverlapping in the up-down direction (referring concurrently to Fig. 2).

In other words, base portion 61 and front side base central portion 82a approximate horizontal (that is, same height) configurations.Therefore, energy It is enough to reduce front side base central portion 82a (that is, lifting unit 38) to 37 side of rotating part.

Accordingly, when lifting seat 20 is located at reception position P1, can will be from the upper surface of seat 33 to foot 35 further Height dimension H1 only inhibits to obtain smaller.Therefore, it is possible to inhibit lower the height and position P3 of the upper surface of seat 33.

That is, when lifting seat 20 is located at reception position P1, the slimming of lifting seat 20 can be further realized.

As shown in Fig. 2, the protrusion 28 of the bottom plate 16 positioned at the downside of lifting seat 20 of vehicle 10 bloats upward. The space 29 of 28 lower section of protrusion is configured with fuel tank 18.

It on the other hand, can will be until from the upper surface of seat 33 to foot 35 when lifting seat 20 is located at reception position P1 Height dimension H1 inhibit smaller.Therefore, it is possible to inhibit relatively low the height and position P3 of the upper surface of seat 33.Accordingly, It, can be by the height and position P3 suppressions of the upper surface of seat 33 in the state that lifting seat 20 is mounted on protrusion 28 of vehicle 10 It is made relatively low.

Accordingly, in the P2 of the truck position up and down (ginsengs being moved to reception position P1 of the seat body 32 out of compartment 12 outside compartment 12 According to Fig. 8) when, seat body 32 can be made successfully to be moved to truck position P2 up and down.That is, lifting seat 20 can be made to be suitable for shape At the vehicle 10 for having protrusion 28.

In addition, in the state that lifting seat 20 is contained, it can be in the leading edge 61a and front side base central of base portion 61 The 2nd space 95 is ensured between the rear 82b of portion 82a (referring concurrently to Fig. 3).The 2nd space 95 will be described in detail below. It is supported with outer sliding part 39 in lifting unit 38.

As shown in Figure 3, Figure 4, outer sliding part 39 has left side 39a and right side 39b.The front of left side 39a with to The mode that direction is moved freely shown in arrow D is mounted on the left part of front side lifting base 82.In addition, before the 39b of right side Portion is mounted on the right part of front side lifting base 82 in a manner of being moved freely to direction shown in arrow D.

That is, outer sliding part 39 is mounted on the left end of front side lifting base 82 in a manner of being moved freely to direction shown in arrow D Portion and right part.Direction shown in arrow D is identical direction with the moving direction of lifting unit 38 (direction shown in arrow C).

In addition, outer sliding part 39 has：Rack 98 is arranged in right side 39b；With outer sliding motor (sliding motor) 101, It is connected with rack 98 by pinion gear 99.

As shown in fig. 6, outer sliding motor 101 is mounted on the front side pedestal of front side lifting base 82 by mounting bracket 102 Central portion 82a.In the state that lifting seat 20 is incorporated in reception position P1 (with reference to Fig. 2), configuration exists outer sliding motor 101 The 2nd space 95 between the leading edge 61a and the rear 82b of front side base central portion 82a of base portion 61.

In this state, other than outer sliding motor 101 sliding motor 101 axis 104 along lifting unit 38 moving direction The mode in (that is, direction shown in arrow C) configures.Furthermore outer sliding motor 101 be configured to in base portion 61 and front side pedestal Height same centre portion 82a.

Pinion gear 99 is installed in the output shaft of outer sliding motor 101.Pinion gear 99 is engaged with rack 98.Therefore, pass through So that pinion gear 99 is rotated by outer sliding motor 101, front-rear direction (arrow D institute of the outer sliding part 39 to seat body 32 can be made The direction shown) it is mobile.

In this way, outer sliding motor 101 is matched using the 2nd space 95 between base portion 61 and front side base central portion 82a It is set to the height same with front side lifting base 82 and rotating basis 55.Therefore, it is possible to by the thickness H1 of lifting seat 20 (with reference to Fig. 2) inhibits smaller, to realize the slimming of lifting seat 20.

But in the case where realizing the slimming of lifting seat 20, it can be envisaged that when occupant occupies the seat of seat body 32 When 33 (with reference to Fig. 2), seat 33 can sink and interference with outer sliding motor 101.

In this regard, outer sliding motor 101 is configured to and base portion 61 and front side base central portion 82a using the 2nd space 95 Same height.Therefore, it is possible to be configured outer sliding motor 101 in lower section far from seat 33.Accordingly, when occupant occupies chair When seat 33, the seat 33 to sink can be inhibited to interference with outer sliding motor 101.

As shown in Figure 3, Figure 4, seat body 32 is installed in outer sliding part 39.That is, seat body 32 passes through outer sliding part 39 are connected to the top of lifting unit 38.

By making rack 98 be moved to the front-rear direction of seat body 32 from outer sliding motor 101, so that seat body 32 and tooth Item 98 moves forward and backward like that as shown by arrow D together.

Then, according to fig. 3, Fig. 7, Fig. 8 be by the seat body 32 of lifting seat 20 by elevating mechanism 30 to being moved to vehicle The example of outer 13 P2 of truck position up and down (with reference to Fig. 8) illustrates.

As shown in figure 3, the driving by sliding back and forth motor, slides back and forth portion's (the first sliding part) 36, rotating part 37, lifting unit 38, each portion 36~39 of outer sliding part 39 and seat body 32 and 32 be moved to rear of vehicle as indicated by arrow regulation Position.

Then, start that lifting unit 38 is made to move to vehicle front.Secondly, pass through the driving of electric rotating machine 54, rotating part 37, lifting Portion 38, each portion 37~39 of outer sliding part 39 and seat body 32 and 32 start to rotate as indicated by arrow B.In turn, it will rise It is moved to the rear of seat body 32 in drop portion 38.Seat body 32 is opposite (state shown in Fig. 7) with opening portion 15.

As shown in fig. 7, elevating mechanism 30 is configured to seat body 32 (with reference to Fig. 3) and the opposite state in opening portion 15. In this state, outer sliding motor 101 is driven (with reference to Fig. 8).By the driving of outer sliding motor 101, outer sliding part 39 With seat body 32 since the opening portion of vehicle 10 15 to outside vehicle 13 as shown by arrow D like that move horizontally.

As shown in figure 8, outer sliding part 39 and seat body 32 (with reference to Fig. 3) 13 movement to outside vehicle.In turn, lifting motor 84 It is driven, makes 13 movement like that as shown by arrow C to outside vehicle from the opening portion of vehicle 10 15 of lifting unit 38.Along with lifting unit 38 movement, front side lifting base 82 decline.Seat body 32 declines with front side lifting base 82 and is configured at and gets on or off the bus together Position P2.

As shown in figure 9, being equipped with the first movable irdome 41 in rotating part 37 and lifting unit 38.First movable irdome 41 Have：Mounted on the first mounting bracket 105 of fixed end (one end) 41a and mounted on movable end (the other end) 41b The first movable bracket 106.

First mounting bracket 105 is mounted on front side position in the base portion 61 of rotating part 37, positioned at 53 front of rotating ring 61b.First movable bracket 106 is mounted on the rear side lifting base 81 of lifting unit 38.

Movable end 41b is mounted in a manner of movable relative to fixed end 41a.

Here, as shown in fig. 7, the rotating part 37 of lifting seat 20, lifting unit 38, outer sliding part 39 and seat body 32 Each portion 36~39 and 32 of (with reference to Fig. 3) rotates as indicated by arrow B.In this state, as shown in figure 9, fixed end 41a Positioned at the position by front of lifting seat 20.Movable end 41b is located at the rear of fixed end 41a and is located at lifting seat 20 Rear portion.

First movable irdome 41 is formed in the whole region until fixed end 41a to movable end 41b along water Square to fold-back.Furthermore the first movable irdome 41 is formed as folded-back part (the first folded-back part) 41c being folded back with certain half Diameter turns back (specifically, only in the horizontal direction) only in one direction, such as uses tank chain (ケ ー Block Le ベ ア：Registrar Mark).

In addition, being equipped with the second movable irdome 42 in lifting unit 38 and outer sliding part 39.That is, the second movable irdome 42 Have：Mounted on the second mounting bracket 107 of fixed end (one end) 42a；With mounted on movable end (the other end) 42b The second movable bracket 108.

Second mounting bracket 107 is mounted on front side lifting base 82.Second movable bracket 108 is mounted on the left side of outer sliding part 39 Portion 39a.

Movable end 42b is mounted in a manner of movable relative to fixed end 42a.

In the state that lifting seat 20 is incorporated in reception position P1 (with reference to Fig. 2), the second movable irdome 42 is consolidated Fixed end portion 42a is located at the front 20c of lifting seat 20.Movable end 42b is located at the rear of fixed end 42a.

Identical as the first movable irdome 41, the second movable irdome 42 is again formed as can be from fixed end 42a to movable Whole region until the 42b of end is turned back in the horizontal direction.Furthermore the second movable irdome 42 is formed as the folded-back part being folded back (the second folded-back part) 42c is turned back (specifically, only in the horizontal direction) only in one direction with certain radius, such as using smooth Gram chain (ケ ー Block Le ベ ア：Registered trademark).

The folded-back part 42c of second movable irdome 42 is configured relative to the folded-back part 41c of the first movable irdome 41 upper Out-of-the-car position P2 (with reference to Fig. 8) side.In other words, folded-back part 42c is configured relative to folded-back part 41c in the front side of lifting unit 38.

In addition, the first movable irdome 41 is mounted on rotating part 37 and lifting unit 38.Furthermore the second movable irdome 42 is mounted on Lifting unit 38 and outer sliding part 39.

Here, when keeping seat body 32 mobile (with reference to Fig. 8) to outside vehicle 13 from compartment 12, outer sliding part 39 is relative to liter It is moved in advance to direction shown in arrow C1 in drop portion 38.Therefore, the movable end 42b of the second movable irdome 42 is to arrow C1 institutes The direction movement shown.

On the other hand, make seat body 32 outside vehicle 13 moved to compartment 12 when, lifting unit 38 relative to outer sliding part 39 first Row is moved to direction shown in arrow C2 (with reference to Fig. 8).Therefore, the movable end 41b of the first movable irdome 41 is to arrow C2 Shown in direction movement.

Then, the folded-back part 42c of the second movable irdome 42 is configured to the folded-back part 41c in the first movable irdome 41 Front.Therefore, when making lifting seat 20 from 13 movement to outside vehicle of compartment 12, the folded-back part 42c of the second movable irdome 42 Folded-back part 41c relative to the first movable irdome 41 is moved to direction shown in arrow C3 in advance.

Hereby it is possible to prevent the folded-back part 41c of the movable irdomes of the folded-back part 42c and first of the second movable irdome 42 41 relevant It relates to.

On the other hand, make lifting seat 20 outside vehicle 13 moved to compartment 12 when, the fold-back of the first movable irdome 41 Portion 41c is mobile (with reference to Fig. 8) to direction shown in arrow C4 in advance relative to the folded-back part 42c of the second movable irdome 42.According to This, can prevent the folded-back part 41c of the first movable irdome 41 from interferenceing with the folded-back part 42c of the second movable irdome 42.

Here, the first mounting bracket 105 and the second configuration adjacent to each other of movable bracket 108.Therefore, it is possible to efficiently carry out First mounting bracket 105 is mounted on to the operation of the front side position 61b of base portion 61 and is mounted on the second movable bracket 108 outer The operation of the left side 39a of sliding part 39.Accordingly, operating efficiency when assembling harness 43 is made to be improved.

As shown in figure 8, the rear that harness 43 slides in and out portion 39 from the movable end 41b of the first movable irdome 41 is prolonged It stretches.One end of the harness 43 rearward extended is connect with control unit 67.

In addition, harness 43 extends to the fixing end of the second movable irdome 42 from the fixation end 41a of the first movable irdome 41 Portion 42a.Furthermore harness 43 is extended outward by the inside of the second movable irdome 42 from movable end 42b.

It is movable that harness 43 is supported on first in a manner of it can be guided by the first movable irdome 41 and the second movable irdome 42 Formula irdome 41 and the second movable irdome 42.The harness 43 is the same as control unit 67, electric rotating machine 54, lifting motor 84 and outer sliding electricity Machines 101 etc. connect.

As shown in Figure 9, Figure 10, in harness 43 can be guided by the first movable irdome 41 and the second movable irdome 42 Mode be supported in the state of the first movable irdome 41 and the second movable irdome 42, each movable irdome 41,42 is in water Square upwards turn back.

Specifically, in the state that lifting seat 20 is contained, the first movable irdome 41 to be formed as J shape when looking down Mode level turn back.In this state, until slave movable end 41b to folded-back part 41c of the first movable irdome 41 away from It is bigger than size L2 with a distance from until fixed end 41a to folded-back part 41c from size L1.

Therefore, when movable end 41b is moved to folded-back part 41c, it can be ensured that the region of turning back of the first movable irdome 41 It is longer.Hereby it is possible to which significantly ensure movable end 41b can momentum.It can due to can significantly ensure movable end 41b Momentum, therefore can ensure the amount of movement of lifting unit 38.

In addition, in the state that lifting seat 20 is contained, the second movable irdome 42 to be formed as J shape when looking down Mode level turn back.In this state, until slave movable end 42b to folded-back part 42c of the second movable irdome 42 away from It is bigger than size L4 with a distance from until fixed end 42a to folded-back part 42c from size L3.

Therefore, when movable end 42b is moved to folded-back part 42c, it can be ensured that the region of turning back of the second movable irdome 42 It is longer.Hereby it is possible to which significantly ensure movable end 42b can momentum.It can due to can significantly ensure movable end 42b Momentum, therefore can ensure the amount of movement of outer sliding part 39.

In this way, since the amount of movement of lifting unit 38 is ensured and the amount of movement of outer sliding part 39 is ensured, it can be true Protect the amount of movement of lifting seat 20.

Here, in the state that lifting seat 20 is contained, the movable end 42b of the second movable irdome 42 is in seat body It is adjacent with the movable end 41b of the first movable irdome 41 in 32 width direction.In addition, the fold-back of the second movable irdome 42 Portion 42c configures the position that the front of seat body 32 is more leaned in the folded-back part 41c of irdome more movable than first 41.Furthermore second The fixation end 42a of movable irdome 42 turns back to the folded-back part 41c of the first movable irdome 41.Second movable irdome 42 Folded-back part 42c is configured with the state overlapped with the folded-back part 41c of the first movable irdome 41 along the front-rear direction of seat body 32.

Therefore, it is possible to inhibit smaller the width dimensions W1 of first movable irdome 41 and the second movable irdome 42.Accordingly, The space of the first movable irdome 41 and the second movable irdome 42 of configuration can be saved.

The space of the first movable irdome 41 and the second movable irdome 42 is configured by saving, it can be ensured that operating space It is larger.Hereby it is possible to convenience when ensuring to assemble the first movable irdome 41 and the second movable irdome 42.Moreover, making group Operability when filling the first movable irdome 41 and the second movable irdome 42 is improved.

Fig. 7 is returned to, the rotation center 74 (referring concurrently to Fig. 5) of rotating part 37 is located at the left side (seat body of rotating part 37 A side side in 32 width direction).Furthermore the first movable irdome 41 and the configuration of the second movable irdome 42 are in seat body 32 left side.Therefore, it is possible to ensure to configure the space (space) of the structure member of lifting seat 20 on the right side of seat body 32 112.Hereby it is possible to improve the degree of freedom when determining the allocation position of structure member of lifting seat 20 (layout).

Furthermore using the space (space) 112, the right side (width of seat body 32 in rotating part 37 is arranged in strengthening portion 64 Another party side on direction).Hereby it is possible to improve the rigidity of seat 20 by strengthening portion 64.

But as shown in figure 5, the rotating basis 55 of rotating part 37, lifting unit 38, outer sliding part 39 and seat body 32 Larger load is applied to the rotating ring 53 and fixed ring 52 of rotating part 37.

In addition, the larger load of lifting unit 38, outer sliding part 39 and seat body 32 is applied to bearing 63 and the right side in left side Bearing 63.Furthermore the distance of the bearing 63 apart from size ratio rotating part 37 and right side of rotating part 37 and the bearing in left side 63 Size is big.

Therefore, strengthening portion 64 is configured on the straight line 76 of the bearing 63 of the rotation center 74 and right side of connection rotating part 37.Cause This, efficiently can reinforce the bearing 63 of rotating part 37 and left side by strengthening portion 64.Hereby it is possible to improve lifting seat 20 rigidity.

Here, as shown in Figure 10, the first movable irdome 41 and the second movable irdome 42 are with the identical side of height each other Formula is set.Therefore, compared with the case where configuring the first movable irdome 41 and the second movable irdome 42 to be overlapped up and down, Can the thickness H2 of the first movable irdome 41 and the second movable irdome 42 be inhibited smaller.

Hereby it is possible to inhibit smaller height dimension H1 until from the upper surface of seat 33 to foot 35 (with reference to Fig. 2). That is, the slimming of lifting seat 20 can be realized when lifting seat 20 is located at reception position P1.

In addition, the technical scope of the present invention is not limited to above-mentioned embodiment, the purport of the present invention is not being departed from In range, various modifications may be made.

For example, in the above-described embodiment, being said to lifting seat 20 to be suitable for the example of passenger seat of vehicle 10 It is bright, but the present invention is not limited thereto.For example, it is also possible to which lifting seat 20 to be suitable for the rear seat etc. of vehicle 10.

In addition, in the above-described embodiment, to the axis 87 of lifting motor 84 to be configured to the mobile side with lifting unit 38 It is illustrated to orthogonal example, but the present invention is not limited thereto.For example, it is also possible to by the axis 87 of lifting motor 84 Sideling the moving direction with lifting unit 38 intersects.

Claims (5)

1. a kind of seat, has：Foot is fixed on floor；First sliding part is configured in the top of the foot, and with The mode moved freely to the extending direction of the foot is arranged；Rotating part is configured in the top of first sliding part, and It is arranged in a manner of it can rotate in first sliding part；Lifting unit is arranged in the rotating part；And seat body, Be connected to the top of the lifting unit by the second sliding part, the seat body can reception position and upper and lower truck position it Between move, which is characterized in that

The rotating basis of the top that first sliding part is supported in a manner of rotating freely in the rotating part and described The first lifting base of the side being arranged on the moving direction of the lifting unit in lifting unit, is contained in the seat body It in the state of the reception position, is arranged on the front-rear direction of the seat body, and in the up-down direction not The mode of overlapping configures.

2. seat according to claim 1, which is characterized in that

The lifting unit has the lifting motor for making the lifting unit move,

The lifting motor configures in such a way that the moving direction of the axis of the lifting motor and the lifting unit intersects,

In the state that the seat body is incorporated in the reception position, the lifting motor configuration is in the lifting unit Another party side on moving direction.

3. seat according to claim 1 or 2, which is characterized in that

The second lifting base of another party in the lifting unit, being arranged on the moving direction of the lifting unit, in the seat Chair ontology is incorporated in the state of the reception position, is configured in a manner of along the top of the rotating part.

4. seat described in any one of claim 1 to 3, which is characterized in that

The protrusion that the oriented seat protuberance is formed positioned at the part of the under-seat on the floor,

The electric rotating machine of the rotating basis rotation is set to avoid the protrusion and be arranged in the lower surface of first sliding part.

5. seat according to claim 1, which is characterized in that

The sliding motor for making the second sliding part movement, the state of the reception position is incorporated in the seat body Under, have the height same with first lifting base and the rotating basis, and be arranged first lifting base with Between the rotating basis.