CN210634420U

CN210634420U - Automobile seat and seat rotating mechanism

Info

Publication number: CN210634420U
Application number: CN201921866628.4U
Authority: CN
Inventors: 陈明; 王聪; 王秀孔
Original assignee: Hubei Hangjia Magna Seating System Co Ltd
Current assignee: Hubei Hangjia Magna Seating System Co Ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-05-29
Anticipated expiration: 2029-10-31

Abstract

The utility model relates to a seat rotary mechanism, rotate the carousel of being connected including the base and with the base, the base centre bore has been seted up at the middle part of base, the carousel centre bore that corresponds with the base centre bore is seted up at the middle part of carousel, the outer fringe of carousel has the outer fringe hem of buckling towards the base, the edge of carousel centre bore is provided with the centre bore hem of buckling towards the base, the bottom of carousel forms the annular U type groove towards the base, the reinforcing disc that is equipped with the inside formation closed cavity that makes the carousel is still detained to the bottom of carousel, and the middle part of reinforcing disc is provided with the reinforcing disc centre bore that corresponds with the carousel centre. Compared with a planar turntable, the strength of the turntable with the closed cavity inside is improved; compare in the scheme that improves intensity through the bodiness carousel, under the same intensity, the utility model provides a thickness of carousel and reinforcing disc can be done littleer, and whole seat rotary mechanism's weight is littleer, and this is favorable to the reduction of whole car weight. The utility model discloses still relate to a car seat.

Description

Automobile seat and seat rotating mechanism

Technical Field

The utility model relates to a vehicle seat design production technical field, in particular to car seat and seat rotary mechanism.

Background

Along with the development of the society, the user has more and more demand to the function of car seat, and the car seat that can rotate is exactly one of user's main appeal to car seat functional at present, and the emergence of rotatory seat has greatly promoted passenger's interactivity in the car, lets communicate with each other and is become more convenient comfortable.

The seat rotating mechanism on the market at present usually comprises a base and a turntable, and a ball fixed by a retainer is arranged between the base and the turntable. Because the existing rotating disc is basically a plane disc-shaped structure, when the existing rotating disc bears a large load and jolts and creeps, the structural deformation is very easy to occur, and aiming at the situation, the existing common solution is to increase the thickness of parts, but on one hand, the production cost of the seat rotating mechanism is increased, and on the other hand, the existing rotating disc is also in conflict with the production requirement of reducing the weight of the whole vehicle and saving energy.

SUMMERY OF THE UTILITY MODEL

One of the objectives of the present invention is to disclose a seat rotating mechanism, so as to enhance the strength of the rotating disc and enable the seat rotating mechanism to have lower weight and lower production cost.

Another object of the present invention is to provide a car seat with the seat rotating mechanism.

In order to achieve the above object, the utility model provides a seat rotary mechanism, including the base and with the base rotates the carousel of connecting, the base centre bore has been seted up at the middle part of base, the middle part of carousel seted up with the carousel centre bore that the base centre bore corresponds, the outer fringe of carousel has the orientation the outer fringe hem that the base is buckled, the edge of carousel centre bore is provided with the orientation the centre bore hem that the base is buckled, the bottom of carousel forms the orientation the annular U type groove of base, the bottom of carousel still detains and is equipped with the messenger the inside reinforcing disc that forms closed cavity of carousel, just the middle part of reinforcing disc be provided with the reinforcing disc centre bore that the carousel centre bore corresponds.

Preferably, the reinforcing disc comprises two supporting edges which are respectively contacted with the outer edge folding edge and the central hole folding edge, and an annular boss which is positioned between the two supporting edges and protrudes towards the cavity of the U-shaped groove.

Preferably, the pressing plate comprises a supporting cylinder which penetrates through the center hole of the rotary disc and the center hole of the reinforcing disc and is fixedly connected with the base, and an outward flanging which is arranged at the top of the supporting cylinder and presses the rotary disc and the base tightly.

Preferably, the friction reducing pieces used for reducing friction force are arranged between the outward flanging and the rotating disc and between the reinforcing disc and the base.

Preferably, the wear reducing member is a wear reducing sheet including a metal base plate and a lubricating coating provided on the metal base plate.

Preferably, a plastic washer for reducing friction is further installed between the support cylinder and the turntable.

Preferably, the locking device is used for locking the turntable and the base, and the locking device comprises:

the lock bracket is fixedly arranged on the base and is provided with a clamping groove;

the unlocking sheet is hinged to the bottom of the rotary table and is provided with a clamping pin which can be clamped into the clamping groove;

the pull cable is arranged on the unlocking piece, the pull cable is a manual pull cable or an electric pull cable, and when the pull cable is tightened, the unlocking piece rotates and brings the clamping pin out of the clamping groove;

one end of the reset spring is connected with the rotary disc, the other end of the reset spring is connected with the unlocking sheet, and when the inhaul cable is in a loose state, the reset spring drives the unlocking sheet to rotate and enable the clamping pin to be clamped into the clamping groove.

Preferably, the number of the lock supports is n, and the n lock supports are uniformly distributed on the same circumference, wherein n is a positive integer not less than 2.

Preferably, the anti-disengaging device further comprises n pairs of anti-disengaging hooks, the central angle between every two adjacent pairs of anti-disengaging hooks is equal to the central angle between every two adjacent supports, any pair of anti-disengaging hooks comprises an upper anti-disengaging hook and a lower anti-disengaging hook, the first end of the upper anti-disengaging hook is fixed on the rotary table, and the second end of the upper anti-disengaging hook is bent downwards and is provided with an upper hook body; the first end of the lower anti-drop hook is fixed on the base, the second end of the lower anti-drop hook is bent upwards and is provided with a lower hook body, and the upper hook body and the lower hook body are mutually embedded.

The utility model discloses in public car seat, including seat frame and the above-mentioned seat rotary mechanism that any one is disclosed to the carousel links to each other with the seat frame is fixed, and the base is used for linking to each other with slide rail or automobile body are fixed.

According to the technical scheme provided by the utility model, in the disclosed seat rotary mechanism, including the base and with the base rotates the carousel of connecting, the base centre bore has been seted up at the base center, the carousel centre bore has been seted up at the middle part of carousel, and the carousel is not planar structure, the outer fringe of carousel has the outer fringe hem of buckling towards the base, the edge of carousel centre bore is provided with the centre bore hem of buckling towards the base, outer fringe hem and centre bore hem make the bottom of carousel form the annular U type groove towards the base, the bottom of carousel is still detained and is equipped with the reinforcing disc, the reinforcing disc seals the opening in U type groove, thereby make the inside formation closed cavity of carousel.

Compared with a planar turntable, the strength of the turntable with the closed cavity inside is improved; compare in the scheme that improves intensity through the bodiness carousel, under the same intensity, the utility model provides a thickness of carousel and reinforcing disc can be done littleer, and whole seat rotary mechanism's weight is littleer, and this is favorable to putting in order the reduction of car weight and energy consumption.

Drawings

Fig. 1 is an overall schematic view of a seat rotation mechanism disclosed in an embodiment of the present invention;

figure 2 is a schematic view of an exploded structure of the seat swivel mechanism shown in figure 1;

fig. 3 is a schematic structural diagram of a locking device in an embodiment of the present invention;

FIG. 4 is an exploded view of the locking device of FIG. 3;

fig. 5 is a schematic cross-sectional view of the seat swivel mechanism disclosed in fig. 1.

The anti-disengaging device comprises a base, a locking device, a locking cable, an unlocking sheet, a reset spring, a locking support, a locking pin, a bolt, a gasket and a nut, wherein 101 is an upper anti-disengaging hook, 102 is a pressure plate, 103 is a rotating disc, 104 is an upper connecting bolt, 105 is an upper anti-disengaging sheet, 106 is a plastic gasket, 107 is a reinforcing disc, 108 is a lower anti-disengaging sheet, 109 is a base, 110 is a lower connecting bolt, 111 is a lower anti-disengaging hook, 200 is a locking device, 201 is an inhaul cable, 202 is an unlocking sheet, 203 is a reset spring.

Detailed Description

One of the cores of the utility model is to provide a seat rotating mechanism so that the strength of the turntable can be enhanced, and meanwhile, the seat rotating mechanism can also have lower weight and lower production cost.

Another core of the present invention is to provide a car seat with the seat rotating mechanism.

In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.

Please refer to fig. 1 and 2, the utility model discloses a seat rotating mechanism, including base 109 and the carousel 103 of being connected with base 109 rotation, the base centre bore has been seted up at the middle part of base 109, the carousel centre bore that corresponds with the base centre bore is seted up at the middle part of carousel 103, the outer fringe of carousel 103 has the outer fringe hem of buckling towards base 109, the edge of carousel centre bore is provided with the centre bore hem of buckling towards base 109, the bottom that makes carousel 103 forms the annular U type groove towards base 109 at outer fringe hem and centre bore hem, in addition, the reinforcing disc 107 that makes the inside formation of carousel 103 seal the cavity still is detained to the bottom of carousel 103, the middle part of reinforcing disc 107 is provided with the reinforcing disc centre bore that corresponds with the carousel centre bore.

In the seat rotating mechanism disclosed in the above embodiment, the seat rotating mechanism includes a base 109 and a turntable 103 rotatably connected to the base 109, a base center hole is formed in the middle of the base, a turntable center hole is formed in the middle of the turntable 103, the turntable 103 is not of a planar structure, an outer edge of the turntable 103 has an outer edge folding edge bending towards the base 109, a center hole folding edge bending towards the base 109 is arranged at an edge of the turntable center hole, the outer edge folding edge and the center hole folding edge enable the bottom of the turntable 103 to form an annular U-shaped groove towards the base 109, a reinforcing disc 107 is further buckled at the bottom of the turntable 103, and an opening of the U-shaped groove is sealed by the reinforcing disc 107, so that a.

Compared with a planar turntable, the strength of the turntable 103 with a closed cavity inside is improved; compare in the scheme that improves intensity through the bodiness carousel, under the same intensity, the utility model provides a carousel 103 and reinforcing disc 107's thickness can be done littleer, and whole seat rotary mechanism's weight is littleer, and this is favorable to putting in order the reduction of car weight and energy consumption.

Referring to fig. 2, the reinforcing plate 107 includes two supporting edges respectively contacting with the outer edge folding edge and the central hole folding edge, and an annular boss located between the two supporting edges, the annular boss protrudes toward the cavity of the U-shaped groove, and the arrangement mode makes the fitting degree of the reinforcing plate 107 and the bottom shape of the turntable 103 higher.

In addition, the power seat rotating mechanism further includes a pressure plate 102, the pressure plate 102 includes a support cylinder and a flange, as shown in fig. 2 and 5, the support cylinder passes through the center hole of the turntable and is connected to the base 109, the flange is disposed on the top of the support cylinder and is used for compressing the turntable 103 and the base 109 in the axial direction, and the pressure plate 102 also has a function of preventing the turntable 103 from falling off from the base 109. To this end, the base 109 and the platen 102 form a whole, which corresponds to a stator, the turntable 103 with the reinforcing disk 107 corresponds to a rotor cooperating with the stator, and the rotor and the stator have two contact positions in the vertical direction, which are respectively the contact position of the flange and the turntable 103 and the contact position between the reinforcing disk 107 and the base, in order to reduce the friction force, it is necessary to provide friction reducing members at the two positions, and the friction reducing members may be ball bearings formed by steel balls cooperating with a retainer, or roller bearings formed by roller cooperating with a retainer, or plastic with lubricating function such as POM (in the literature, referred to as polyoxymethylene) or metal sheets with lubricating coating on the surface, in this embodiment, a metal substrate with lubricating coating (such as polytetrafluoroethylene) on the surface is used as the friction reducing member, as shown in fig. 2, the metal sheet provided at the contact position of the flange and the turntable 103 is referred to as an upper friction reducing sheet 105, the metal sheet provided at the contact position between the reinforcing disc 107 and the base is referred to as a lower wear reducing plate 108. In the circumferential direction, the stator and the rotor also have contact positions, namely a central hole of the rotating disc and a supporting cylinder of the pressure plate 102, and in order to reduce abrasion, a plastic gasket 106 for reducing friction force is further arranged between the supporting cylinder and the rotating disc 103 so as to make the rotating motion more smooth and stable.

Referring to fig. 2 to 4, the locking device 200 disclosed in this embodiment includes a lock bracket 204, an unlocking piece 202, a cable 201 and a return spring 203, the lock bracket 204 is fixedly disposed on the base 109, and a slot is formed in the lock bracket 204, the shape of the slot is designed as required, the slot in this embodiment may be a U-shaped slot, the unlocking piece 202 is hinged to the bottom of the turntable 103, a bayonet 205 capable of being clamped into the slot is disposed on the unlocking piece 202, the cable 201 is connected to the unlocking piece 202, the cable 201 may be a manual cable or an electric cable driven by a motor, when the cable 201 is tightened, the unlocking piece 202 rotates and takes the bayonet 205 out of the slot, and the turntable 103 and the base 109 are unlocked; one end of the return spring 203 is connected with the turntable 103, the other end of the return spring 203 is connected with the unlocking sheet 202, when the inhaul cable 201 is in a loose state, the return spring 203 drives the unlocking sheet 202 to rotate and enables the bayonet 205 to be clamped into the bayonet groove, and the turntable 103 and the base 109 are locked.

More specifically, referring to fig. 4, the lock bracket 204 is fixedly disposed on the base, the gasket 207 is fixedly connected to the bottom of the base, and the screw 206 passes through the through hole of the gasket 207 and cooperates with the nut 208 to hinge the unlocking sheet 202 to the bottom of the rotary table 103.

The number of the lock brackets 204 is determined by the number of the lock brackets 204, and for example, if two lock brackets 204 are provided, the turntable 103 has two gears of 0 ° and 180 °.

In order to further optimize the scheme, the turntable 103 is prevented from falling off the base 109, in this embodiment, anti-falling hooks are further provided, the anti-falling hooks are arranged in pairs, any pair of anti-falling hooks includes an upper anti-falling hook 101 and a lower anti-falling hook 111, a first end of the upper anti-falling hook 101 is fixed on the turntable 103, and a second end of the upper anti-falling hook is bent downward and provided with an upper hook body; the lower anti-slip hook 111 has a first end fixed to the base 109 and a second end bent upward and provided with a lower hook, and the upper hook and the lower hook are engaged with each other to allow the turntable 103 to rotate in the circumferential direction but not to allow the turntable 103 to move in the axial direction. It will be understood by those skilled in the art that the number of the anti-unhooking mechanisms should be equal to the number of the gear positions of the power seat rotation mechanism, and in the case where n lock brackets 204 are provided, the power seat rotation mechanism should include n pairs of anti-unhooking mechanisms, and the central angle between two adjacent pairs of the anti-unhooking mechanisms is equal to the central angle between two adjacent brackets.

In addition, the utility model also discloses a car seat, including seat frame and the seat rotary mechanism that discloses in the above-mentioned arbitrary embodiment to carousel 103 links to each other with the seat frame is fixed through last connecting bolt 104, and base 109 is used for linking to each other with slide rail or automobile body are fixed through connecting bolt 110 down.

Due to the adoption of the seat rotating mechanism, the automobile seat has the corresponding technical advantages of the electric seat rotating mechanism, and the description is omitted herein.

It is right above that the utility model provides a car seat and seat rotary mechanism introduces in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The utility model provides a seat rotary mechanism, including base (109) and with base (109) rotate carousel (103) of connecting, its characterized in that, the base centre bore has been seted up at the middle part of base (109), the middle part of carousel (103) seted up with the carousel centre bore that the base centre bore corresponds, the outer fringe of carousel (103) has the orientation the outer fringe hem that base (109) were buckled, the edge of carousel centre bore is provided with the orientation the centre bore hem that base (109) were buckled, the bottom of carousel (103) forms the orientation the annular U type groove of base (109), the bottom of carousel (103) still detains and is equipped with the messenger the inside reinforcing disc (107) that forms closed cavity of carousel (103), just the middle part of reinforcing disc (107) be provided with the reinforcing disc centre bore that the carousel centre bore corresponds.

2. A seat rotation mechanism according to claim 1, wherein the reinforcement disc (107) comprises two support edges in contact with the outer edge flange and the central hole flange, respectively, and an annular boss located between the two support edges and protruding towards the cavity of the U-shaped groove.

3. The seat swivel mechanism according to claim 1, further comprising a pressure plate (102), wherein the pressure plate (102) comprises a support cylinder passing through the center hole of the rotary plate and the center hole of the reinforcing plate and fixedly connected to the base (109), and a flange arranged on the top of the support cylinder and pressing the rotary plate (103) and the base (109).

4. A seat swivel mechanism according to claim 3, characterized in that friction reducing members for reducing friction are arranged both between the flanging and the swivel plate (103) and between the reinforcement disc (107) and the base (109).

5. The seat rotation mechanism according to claim 4, wherein the friction reducing member is a friction reducing sheet including a metal base plate and a lubricating coating provided on the metal base plate.

6. A seat swivel mechanism according to claim 3, characterized in that a plastic washer (106) for reducing friction is further mounted between the support cylinder and the turntable (103).

7. Seat swivel mechanism according to any of claims 1-6, further comprising a locking device (200) for locking the turntable (103) with the base (109), the locking device (200) comprising:

the lock bracket (204) is fixedly arranged on the base (109), and a clamping groove is formed in the lock bracket (204);

the unlocking sheet (202) is hinged to the bottom of the rotary disc (103), and a clamping pin (205) which can be clamped into the clamping groove is arranged on the unlocking sheet (202);

the pull rope (201) is arranged on the unlocking piece (202), the pull rope (201) is a manual pull rope or an electric pull rope, and when the pull rope (201) is tightened, the unlocking piece (202) rotates and brings the bayonet lock (205) out of the bayonet lock;

one end with carousel (103) link to each other, the other end with release reset spring (203) that locking plate (202) link to each other when cable (201) is in the relaxation state, reset spring (203) drive release locking plate (202) rotate and make bayonet lock (205) card is gone into the draw-in groove.

8. The seat swivel mechanism according to claim 7, characterized in that the number of the lock brackets (204) is n, and the n lock brackets (204) are uniformly distributed on the same circumference, wherein n is a positive integer not less than 2.

9. The seat rotating mechanism according to claim 8, further comprising n pairs of anti-dropping hooks, wherein a central angle between two adjacent pairs of anti-dropping hooks is equal to a central angle between two adjacent brackets, any pair of anti-dropping hooks comprises an upper anti-dropping hook and a lower anti-dropping hook, a first end of the upper anti-dropping hook is fixed on the rotary plate (103), and a second end of the upper anti-dropping hook is bent downwards and is provided with an upper hook body; the first end of the lower anti-drop hook is fixed on the base (109), the second end of the lower anti-drop hook is bent upwards and provided with a lower hook body, and the upper hook body and the lower hook body are mutually embedded.

10. A vehicle seat comprising a seat frame and a seat swivel mechanism according to any of claims 1-9, and wherein the swivel plate (103) is fixedly connected to the seat frame and the base (109) is adapted to be fixedly connected to a slide rail or a vehicle body.