CN204136812U - A kind of vehicle seat recliner mechanism and seat - Google Patents

A kind of vehicle seat recliner mechanism and seat Download PDF

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Publication number
CN204136812U
CN204136812U CN201420569127.0U CN201420569127U CN204136812U CN 204136812 U CN204136812 U CN 204136812U CN 201420569127 U CN201420569127 U CN 201420569127U CN 204136812 U CN204136812 U CN 204136812U
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China
Prior art keywords
seat
bracket
housing
bar
bolt
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CN201420569127.0U
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Chinese (zh)
Inventor
陈善章
刘代友
王旭辉
崔金超
熊思海
王兆满
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ANHUI SHENGHUAHUA AUTOMOBILE ELECTRICAL APPLIANCE CO., LTD.
Original Assignee
Shanghai Shenghuabo Automobile Electric Appliance Co Ltd
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Application filed by Shanghai Shenghuabo Automobile Electric Appliance Co Ltd filed Critical Shanghai Shenghuabo Automobile Electric Appliance Co Ltd
Priority to CN201420569127.0U priority Critical patent/CN204136812U/en
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Abstract

The utility model discloses a kind of vehicle seat recliner mechanism and seat.A kind of vehicle seat recliner mechanism, it comprises: a housing, and housing has the external support surface that is positioned at described lower housing portion side, one bar, is suitable for the framework of pivotal attachment to cushion assembly, and bar is along the Axis Extension of himself to housing and through housing, driver element, drive and be connected to bar and be suitable for making bar move relative to the own axes of housing along bar upon driving, and bracket, be suitable for being attached to seat component at the fixed position place along seat component, housing and seat component are connected and external support surface seat component dorsad by bracket, bracket has a slide joint and the curved bearing surface on external support surface received by bag, rotate in bracket to allow housing, its external support surface is the bending circular arc that a central angle is at least greater than 180 degree, curved bearing surface in bracket is also the bending circular arc that a central angle is at least greater than 180 degree.The more existing seat tilt adjustment structure of the utility model is simple, and cost is low.

Description

A kind of vehicle seat recliner mechanism and seat
Technical field
The utility model relates to vehicle seating art field, particularly a kind of vehicle seat recliner mechanism and seat.
Background technology
Seat is configured to adjustable sometimes, to mate each automotive occupant of taking one's seat according to the take one's seat respective size of automotive occupant and comfort standard.Such as, vehicle seat back can be configured to tilt forward and back relative to cushion assembly, and/or whole seat can be configured to relative vehicle floor move forward and backward.The each several part of seat can be configured to be regulated by occupant simultaneously or regulate independently.
In US Patent 7,458, in 294, describe mandrel or worm drive is used in the conditioning equipment of power actuated vehicle, this conditioning equipment fixed central spindle or stationary rack are fastened to the first component in two parts, and are provided with the gear mechanism of the second component be connected in two parts.Supporting shell encapsulates described gear housing, and comprise the multiple parts be welded in together, surrounding the structure of gear housing before the second component being attached in two parts to provide a gear housing completely, is adjustable to make it relative to the first component in two parts.
Chinese patent application publication No. CN103182959A discloses a kind of seat tilt adjustment for seat, seat has framework and attached parts being rotatably attached to described framework pivotally, this seat tilt adjustment comprises housing, bar, actuator, bracket and cap, and its middle shell has the first external support surface towards the opposite and the second external support surface; Bar is suitable for pivotal attachment to described framework, and described bar passes through described housing along Axis Extension; Actuator connects described bar and is suitable for when actuating, described bar being moved along described axis relative to described housing; Be suitable for being attached to described seat component at the fixed position place along described seat component with bracket, described housing and described seat component are connected and described second external support surface described seat component dorsad by described bracket, described bracket has the curved bearing surface on the second external support surface described in slide joint, rotates in described bracket to allow described housing.Cap is attached to described bracket and provides the area supported on the first external support surface described in slide joint.Need in this patent to adopt cap to limit the radial-play of described housing, complicated structure, cost is high.
Utility model content
One of the purpose of this utility model is to provide for the high problem of the complex structure existing for existing vehicle seat recliner mechanism, cost the vehicle seat recliner mechanism that a kind of structure is simple, cost is low.
Two of the purpose of this utility model is to provide the seat with above-mentioned vehicle seat recliner mechanism.
In order to realize foregoing invention object, the technical scheme that the utility model adopts is:
A kind of vehicle seat recliner mechanism, comprising:
One housing, described housing has the external support surface that is positioned at described lower housing portion side;
One bar, is suitable for the framework of pivotal attachment to cushion assembly, and described bar is along the Axis Extension of himself to described housing and through described housing;
Driver element, drives and is connected to described bar, and be suitable for making described bar move relative to the own axes of described housing along described bar upon driving, and
Bracket, be suitable for being attached to described seat component at the fixed position place along seat component, described housing and described seat component are connected and described external support surface described seat component dorsad by described bracket, described bracket has a slide joint and the curved bearing surface on external support surface described in Bao Na, rotate in described bracket to allow described housing, it is characterized in that
Described external support surface is the bending circular arc that a central angle is at least greater than 180 degree, and the curved bearing surface in described bracket is also the bending circular arc that a central angle is at least greater than 180 degree.
In a preferred embodiment of the present utility model, the curved bearing surface of described bracket is provided with one and facilitates bracket to open to load the depression of described housing.
In a preferred embodiment of the present utility model, described depression is positioned at the nadir of described curved bearing surface and described curved bearing surface is divided into symmetrical two parts by described depression.
In a preferred embodiment of the present utility model, described bar is screw rod, and the electrical motor in described driver element connects described bar via gear drive, described gear drive has the nut of the I.S.S engaging described bar, and to make between described bar and described nut relatively in rotary moving makes described bar relative to the own axes translation of described housing along described bar.
In a preferred embodiment of the present utility model, described bracket have a v-shaped bearing section be integrally connected to described v-shaped bearing section two end and the first flat segments be connected with described seat component and the second flat segments, the first bolt and the second bolt that are connected with described seat component is attached in described first flat segments and the second flat segments, described first bolt and the second bolt adopt corresponding nut to be installed on described seat component, and described curved bearing surface is arranged on the inner face of described v-shaped bearing section.
In a preferred embodiment of the present utility model, also comprise a plate, the two ends of described connecting panel offer the first hole and the second hole, described connecting panel can be made in first hole at described connecting panel two ends and the second borehole jack by described first bolt and the second bolt on described first bolt and the second bolt to be limited the opening angle of the bending supporting arc section of described bracket, ensure curved bearing surface and the described external support surface good combination of described bracket.
A kind of seat, comprising:
Seat base, is suitable for being mounted on vehicle floor;
Back of seat, is attached to described seat base and upwards extends from described seat base;
Cushion assembly, is supported by described seat base, and described cushion assembly comprises framework and seat plate, and described seat plate connects described framework pivotally; Described frame installation in described seat base, and
Seat tilt adjustment, comprising:
One housing, described housing has the external support surface that is positioned at described lower housing portion side;
One bar, is suitable for the framework of pivotal attachment to cushion assembly, and described bar is along the Axis Extension of himself to described housing and through described housing;
Driver element, drives and is connected to described bar, and be suitable for making described bar move relative to the own axes of described housing along described bar upon driving, and
Bracket, be suitable for being attached to described seat component at the fixed position place along seat component, described housing and described seat component are connected and described external support surface described seat component dorsad by described bracket, described bracket has a slide joint and the curved bearing surface on external support surface described in Bao Na, rotate in described bracket to allow described housing, it is characterized in that
Described external support surface is the bending circular arc that a central angle is at least greater than 180 degree, and the curved bearing surface in described bracket is also the bending circular arc that a central angle is at least greater than 180 degree.
In a preferred embodiment of the present utility model, the curved bearing surface of described bracket is provided with one and facilitates bracket to open to load the depression of described housing.
In a preferred embodiment of the present utility model, described depression is positioned at the nadir of described curved bearing surface and described curved bearing surface is divided into symmetrical two parts by described depression.
In a preferred embodiment of the present utility model, described bar is screw rod, and the electrical motor in described driver element connects described bar via gear drive, described gear drive has the nut of the I.S.S engaging described bar, and to make between described bar and described nut relatively in rotary moving makes described bar relative to the own axes translation of described housing along described bar.
In a preferred embodiment of the present utility model, described bracket have a v-shaped bearing section be integrally connected to described v-shaped bearing section two end and the first flat segments be connected with described seat component and the second flat segments, the first bolt and the second bolt that are connected with described seat component is attached in described first flat segments and the second flat segments, described first bolt and the second bolt adopt corresponding nut to be installed on described seat component, and described curved bearing surface is arranged on the inner face of described v-shaped bearing section.
In a preferred embodiment of the present utility model, also comprise a plate, the two ends of described connecting panel offer the first hole and the second hole, described connecting panel can be made in first hole at described connecting panel two ends and the second borehole jack by described first bolt and the second bolt on described first bolt and the second bolt to be limited the opening angle of the bending supporting arc section of described bracket, ensure curved bearing surface and the described external support surface good combination of described bracket.
Owing to have employed technical scheme as above, the more existing seat tilt adjustment structure of the utility model is simple, and cost is low.
Accompanying drawing explanation
Fig. 1 is the cutaway view of an embodiment of the seat comprising the utility model seat tilt adjustment.
Fig. 2 is the partial side view of the seat of Fig. 1, illustrates that cushion assembly is in obliquity relative to Fig. 1.
Fig. 3 is the schematic perspective view of seat incline structure of the present utility model.
Fig. 4 is the exploded drawings of the seat tilt adjustment of Fig. 3.
Fig. 5 is that the external support surface in the seat tilt adjustment of Fig. 3 engages schematic diagram with curved bearing surface.
Detailed description of the invention
Seat of the present utility model can be equipped with seat tilt adjustment of the present utility model.Seat tilt adjustment of the present utility model can regulate a seat component relative to the tilt quantity of another seat component.Such as, seat frame can be attached to seat plate with the tilt quantity of adjusting seat plate relative to seat frame by seat tilt adjustment.
Seat tilt adjustment can comprise housing and bracket, bearing bracket housing and the surface of the in use seat plate dorsad of slide joint housing, thus allows the housing when seat plate moves to rotate in bracket.
With reference to figure 1, show schematic seat 100, it comprises the seat tilt adjustment 200 according to an embodiment.
Seat 100 also comprises seat base 140, back of seat 160 and cushion assembly 180.Seat base 140 is suitable for being mounted on vehicle floor.Back of seat 160 is attached to seat base 140 and upwards extends from seat base 140.Graphic cushion assembly 180 is supported by seat base 140, it comprises framework 181, seat plate 182 and one or more layer be made up of the cushion of wadding, foam or other cover framework and seat plate, seat plate 182 is pivotally connected to framework 181 in this embodiment, and framework 181 is arranged in seat base 140.
Seat tilt adjustment 200 involvedly can become a part for cushion assembly 180, or it can be that the independent parts arranged are for being attached in cushion assembly 180.Seat tilt adjustment 200 is configured to make seat plate 182 to tilt around the pivotal point 183 of seat plate 182 with framework 181 relative to framework 181 in the embodiment in figure 1, make the front edge 184 of cushion assembly 180 relative to cushion assembly 180 trailing portion 185 towards or tilt away from vehicle floor.Sense of motion is indicated by unnumbered double-head arrow.Cushion assembly 180 is depicted as and is in first or flat position in FIG.
Fig. 2 shows cushion assembly 180 and is in the second place or obliquity relative to the position shown in Fig. 1.In this embodiment, the framework 181 of cushion assembly 180 is arranged in seat base 140.Seat board 182 has the first end 182a being attached to framework 181 pivotally and the second end of being separated by with first end 182a space.
Seat incline structure 200 is attached to framework 181 and seat plate 182, and can operate to make seat plate 182 relative to framework 181 pivotable, cushion assembly 180 can be moved between the primary importance of Fig. 1 and the second place of Fig. 2, and move between diagram first and second position and/or exceed other position of diagram first and second position.
Graphic seat tilt adjustment 200 comprises housing 210 and bar 220.A pivotal point 221 of bar 220 is pivotally connected to framework 181.Bar 220 extends through housing 210 along own axes 222.
Seat tilt adjustment 200 also comprises driver element (not shown in Fig. 2).Driver element is connected with bar 220 and is suitable for making bar 220 move relative to housing 210 along own axes 223 upon driving.The switch 300 of user operation can arrange as shown in the figure with driving motor (not shown in Fig. 2) and pass through drive unit drives seat tilt adjustment 200.
In specific embodiment shown in the figure, bar 220 comprises threaded portion, and connects with as electrical motor via gear drive, and its example is shown in figure subsequently.But bar 220 can take other forms, the axle that such as air pressure or hydraulic way activate, or be such as rack-and-gear.
Graphic seat tilt adjustment 200 also comprises the bracket 250 connected with seat plate 182 by housing 210.Bracket 250 is attached to seat plate 182 at the fixed position place along seat plate 182.Obliquity shown in Fig. 2, shows the flat position relative to Fig. 1, and housing 210 is configured to the movement rotating to adapt to inclination in bracket 250 around himself axis 211.
See Fig. 3, it illustrates an embodiment of seat incline structure 200, the seat bottom of itself and Fig. 1 and Fig. 2 departs from.Electrical motor 270 is appreciiable in the drawings, and electrical motor 270 connects the screw rod as bar 220 via gear drive 280.Gear drive 280 is incorporated in housing 210, and in this embodiment, it is worm-gear drive mechanism.Gear drive 280 comprises the worm screw nut of worm drive and I.S.S, worm drive connects electrical motor 270 for rotating around the axis of the output shaft being parallel to electrical motor 270, the external tooth of worm drive engages worm nut, the threaded portion of worm screw nut and bar 220 is coaxial, and the negative thread engagement screws of worm screw nut.When electrical motor 270 works, worm drive rotates around its axis, and rotary motion converts the own axes rotary motion of worm screw nut around bar 220 to.The screw thread of the negative thread engaging lever 220 of worm screw nut is to convert bar 220 to relative to the straight-line motion of housing 210 along the own axes (not shown in Fig. 3) of bar 220 by the rotary motion of worm screw nut.
Thus, electrical motor 270 is caused housing 210 to carry out position change along bar 220 by driving.When being attached to cushion assembly, as depicted in figs. 1 and 2, such as, housing 210 changes will the position of seat plate 182 be caused to change along the position of bar 220.In the example in the figures, bar 220 also comprises the backstop 224 of an end and the connector part 225 at opposite ends place, and backstop 224 and the size of connector part 225 are all designed so that they will contact the outside of housing 210 separately in case stopping bar 220 is completely by housing 210.Connector part 225 and framework 181 pivot joint form pivoting point 221.As depicted in figs. 1 and 2.As follows in greater detail, housing 210 is configured to the inclination movement rotating to adapt to seat plate 182 in bracket 250 along its external support surface 212 around himself axis 211.
Fig. 4 is the exploded drawings of the seat tilt adjustment 200 of Fig. 3.What illustrate separately in the diagram is electrical motor 270, housing 210, bar 220, bracket 250 and connecting panel 290.Housing 210, gear drive 280 and bar 220 are assembled into the driver element of seat tilt adjustment 200 together.Whole driver element can be attached to tiltable seat component via bracket 250.Electrical motor 270 has output shaft, and output shaft is connected by the input shaft of coupler with gear drive 280.
See Fig. 5, housing 210 has a lower side, and in use, lower side is that side farthest away from the seat component tilted.Housing 210 comprises two the external support surfaces 212 being positioned at lower side, and each external support surface 212 is the bending circular arc that a central angle is at least greater than 180 degree.
Graphic bracket 250 have a v-shaped bearing section 251 be integrally connected to v-shaped bearing section 251 liang of ends and the first flat segments 252 and the second flat segments 253 be connected with seat plate 182, the first bolt 254 and the second bolt 255, first bolt 254 that are connected with seat plate 182 is attached to and the second bolt 255 adopts corresponding nut to be installed on seat plate 182 in the first flat segments 252 and the second flat segments 253.The inside face of the v-shaped bearing section 251 of bracket 250 is provided with two curved bearing surface 256, two curved bearing surface 256 are also the bending circular arc that a central angle is at least greater than 180 degree, see Fig. 5, each curved bearing surface 256 and corresponding external support surface 212 slide over each other to engage and wrap and receive corresponding outer support surface 212, which solve housing 210 around the problem that himself axis rotates in bracket 250, solve again the problem of housing 210 radial-play in bracket 250 simultaneously.
Graphic bracket 250 is configured to driver element and its all parts to connect with tiltable parts (seat plate 182 of such as Fig. 1 and Fig. 2).Bracket 250 is all-in-one-piece, adopts metallic material to make, and such as steel alloy or any other can bear the material of impact load.
After bracket 250 adopts said structure, for the ease of holder housing 210 and driver element, the curved bearing surface 256 of bracket 250 is provided with a depression 257 facilitating bracket 250 to open.Depression 257 is positioned at the nadir of curved bearing surface 256 and curved bearing surface 256 is divided into symmetrical two parts by depression 257.
The two ends of graphic connecting panel 290 offer the first hole 291 and the second hole 292, being enclosed within first hole 291 at connecting panel 290 two ends and the second hole 292 on first bolt 254 and the second bolt 255 to make connecting panel 290 limit the opening angle of the v-shaped bearing section 251 of bracket 250 by the first bolt 254 and the second bolt 255, ensures the curved bearing surface 256 of bracket 290 and external support surface 212 good slide joint.

Claims (12)

1. a vehicle seat recliner mechanism, comprising:
One housing, described housing has the external support surface that is positioned at described lower housing portion side;
One bar, is suitable for the framework of pivotal attachment to cushion assembly, and described bar is along the Axis Extension of himself to described housing and through described housing;
Driver element, drives and is connected to described bar, and be suitable for making described bar move relative to the own axes of described housing along described bar upon driving, and
Bracket, be suitable for being attached to described seat component at the fixed position place along seat component, described housing and described seat component are connected and described external support surface described seat component dorsad by described bracket, described bracket has a slide joint and the curved bearing surface on external support surface described in Bao Na, rotate in described bracket to allow described housing, it is characterized in that
Described external support surface is the bending circular arc that a central angle is at least greater than 180 degree, and the curved bearing surface in described bracket is also the bending circular arc that a central angle is at least greater than 180 degree.
2. vehicle seat recliner mechanism as claimed in claim 1, is characterized in that, the curved bearing surface of described bracket is provided with one and facilitates bracket to open to load the depression of described housing.
3. vehicle seat recliner mechanism as claimed in claim 2, is characterized in that, described depression is positioned at the nadir of described curved bearing surface and described curved bearing surface is divided into symmetrical two parts by described depression.
4. vehicle seat recliner mechanism as claimed in claim 1, it is characterized in that, described bar is screw rod, and the electrical motor in described driver element connects described bar via gear drive, described gear drive has the nut of the I.S.S engaging described bar, and to make between described bar and described nut relatively in rotary moving makes described bar relative to the own axes translation of described housing along described bar.
5. vehicle seat recliner mechanism as claimed in claim 1, it is characterized in that, described bracket have a v-shaped bearing section be integrally connected to described v-shaped bearing section two end and the first flat segments be connected with described seat component and the second flat segments, the first bolt and the second bolt that are connected with described seat component is attached in described first flat segments and the second flat segments, described first bolt and the second bolt adopt corresponding nut to be installed on described seat component, and described curved bearing surface is arranged on the inner face of described v-shaped bearing section.
6. vehicle seat recliner mechanism as claimed in claim 5, it is characterized in that, also comprise a plate, the two ends of described connecting panel offer the first hole and the second hole, described connecting panel can be made in first hole at described connecting panel two ends and the second borehole jack by described first bolt and the second bolt on described first bolt and the second bolt to be limited the opening angle of the bending supporting arc section of described bracket, ensure curved bearing surface and the described external support surface good combination of described bracket.
7. a seat, comprising:
Seat base, is suitable for being mounted on vehicle floor;
Back of seat, is attached to described seat base and upwards extends from described seat base;
Cushion assembly, is supported by described seat base, and described cushion assembly comprises framework and seat plate, and described seat plate connects described framework pivotally; Described frame installation in described seat base, and
Seat tilt adjustment, comprising:
One housing, described housing has the external support surface that is positioned at described lower housing portion side;
One bar, is suitable for the framework of pivotal attachment to cushion assembly, and described bar is along the Axis Extension of himself to described housing and through described housing;
Driver element, drives and is connected to described bar, and be suitable for making described bar move relative to the own axes of described housing along described bar upon driving, and
Bracket, be suitable for being attached to described seat component at the fixed position place along seat component, described housing and described seat component are connected and described external support surface described seat component dorsad by described bracket, described bracket has a slide joint and the curved bearing surface on external support surface described in Bao Na, rotate in described bracket to allow described housing, it is characterized in that
Described external support surface is the bending circular arc that a central angle is at least greater than 180 degree, and the curved bearing surface in described bracket is also the bending circular arc that a central angle is at least greater than 180 degree.
8. vehicle seat recliner mechanism as claimed in claim 7, is characterized in that, the curved bearing surface of described bracket is provided with one and facilitates bracket to open to load the depression of described housing.
9. vehicle seat recliner mechanism as claimed in claim 8, is characterized in that, described depression is positioned at the nadir of described curved bearing surface and described curved bearing surface is divided into symmetrical two parts by described depression.
10. vehicle seat recliner mechanism as claimed in claim 7, it is characterized in that, described bar is screw rod, and the electrical motor in described driver element connects described bar via gear drive, described gear drive has the nut of the I.S.S engaging described bar, and to make between described bar and described nut relatively in rotary moving makes described bar relative to the own axes translation of described housing along described bar.
11. vehicle seat recliner mechanism as claimed in claim 7, it is characterized in that, described bracket have a v-shaped bearing section be integrally connected to described v-shaped bearing section two end and the first flat segments be connected with described seat component and the second flat segments, the first bolt and the second bolt that are connected with described seat component is attached in described first flat segments and the second flat segments, described first bolt and the second bolt adopt corresponding nut to be installed on described seat component, and described curved bearing surface is arranged on the inner face of described v-shaped bearing section.
12. vehicle seat recliner mechanism as claimed in claim 11, it is characterized in that, also comprise a plate, the two ends of described connecting panel offer the first hole and the second hole, described connecting panel can be made in first hole at described connecting panel two ends and the second borehole jack by described first bolt and the second bolt on described first bolt and the second bolt to be limited the opening angle of the bending supporting arc section of described bracket, ensure curved bearing surface and the described external support surface good combination of described bracket.
CN201420569127.0U 2014-09-29 2014-09-29 A kind of vehicle seat recliner mechanism and seat Active CN204136812U (en)

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CN201420569127.0U CN204136812U (en) 2014-09-29 2014-09-29 A kind of vehicle seat recliner mechanism and seat

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104309499A (en) * 2014-09-29 2015-01-28 上海胜华波汽车电器有限公司 Vehicle seat tilting mechanism and vehicle seat

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104309499A (en) * 2014-09-29 2015-01-28 上海胜华波汽车电器有限公司 Vehicle seat tilting mechanism and vehicle seat

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C41 Transfer of patent application or patent right or utility model
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Effective date of registration: 20160107

Address after: 239000 Anhui Province, Chuzhou Jiuzhou Road and road intersection northeast corner clean

Patentee after: ANHUI SHENGHUAHUA AUTOMOBILE ELECTRICAL APPLIANCE CO., LTD.

Address before: Jiading District Anting Town, Shanghai city Bai'an road 201805 No. 898

Patentee before: SHANGHAI SHENGHUABO AUTOMOBILE ELECTRIC APPLIANCE CO., LTD.