CN202896348U - Motor-driven lumbar support capable of being adjusted with two degrees of freedom - Google Patents
Motor-driven lumbar support capable of being adjusted with two degrees of freedom Download PDFInfo
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- CN202896348U CN202896348U CN 201220434915 CN201220434915U CN202896348U CN 202896348 U CN202896348 U CN 202896348U CN 201220434915 CN201220434915 CN 201220434915 CN 201220434915 U CN201220434915 U CN 201220434915U CN 202896348 U CN202896348 U CN 202896348U
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Abstract
The utility model discloses a motor-driven lumbar support capable of being adjusted with two degrees of freedom, and belongs to the technical field of auto parts. The end portion of an upper supporting and connecting plate is connected with the end portion of a lower supporting and connecting plate in a hinged mode, and the other ends of the upper supporting and connecting plate and the lower supporting and connecting plate are connected with a supporting steel wire through a sliding groove. An angle formed by the upper supporting and connecting plate and the supporting steel wire and an angle formed by the lower supporting and connecting plate and the supporting steel wire can be adjusted through a lumbar support protruding quantity adjusting motor, and the protruding quantity of the lumbar support can be achieved. The purpose that the upper connecting and supporting plate and the lower connecting and supporting plate slide up and down along the supporting steel wire can be achieved by being adjusted by a lumbar support position adjusting motor so as to adjust the positions of the lumbar support. The upper supporting and connecting plate and the lower supporting and connecting plate are hinged on a shaft, and a lumbar support plate is connected on the shaft through a hinge. An angle formed by the lumbar support plate and the supporting steel wire can be adjusted in a self-adaptation mode according to the contact of a human body and a backrest. When a passenger sits on a seat, the purposes maintaining a normal waist physiological curve of the passenger and improving conformability of the waist can be achieved by adjusting the front and back positions (protrusions), and top and bottom positions of the seat lumbar support plate according to the demands of the passenger. The motor driven lumbar support can be adjusted with the two degrees of freedom, driving fatigue can be effectively eliminated, the structure is compact, the motor-driven lumbar support is light, and use and maintenance are convenient.
Description
Technical field
The utility model belongs to technical field of automobile parts, but is specifically related to the electric waist support that a kind of two-freedom is regulated.
Background technology
Along with the development of arteries of communication cause and the raising of people's living standard, automobile becomes walking-replacing tool indispensable in people's daily life just gradually, so that people live is more convenient.Simultaneously, people are more and more higher for the requirement of driver comfort, provide lumbar support then can keep waist normal physiological curve at the backrest place of seat, thereby improve travelling comfort, and therefore, the design of waist holder and electric waist support is arisen at the historic moment.
At present, a lot of electric waist supports adopts spring steel plate to realize lumbar support, with the difference of steel disc projection amount, realizes the adjusting of lumbar support position and amount of support, and there are following shortcoming in the structure of this form and mechanism:
1) high to intensity and requirement fatigue life of spring steel plate;
2) the maximum projection amount of lumbar support and position adjustments amount are limited;
3) there is contradiction between the projection amount of lumbar support and the lumbar support position adjustments amount, namely when design, is not easy to make simultaneously the quantity of the two to reach operating needs;
4) usually one deck plastic mattress to be arranged between spring steel plate and the back of seat sponge, play the purpose that in the middle of the support at waist and other positions, seamlessly transits.But plastic mattress can cut the backrest sponge when changing in the lumbar support position, has increased on the one hand the requirement to the propulsive effort of drive motor, destroys easily on the other hand sponge.
Summary of the invention
But the electric waist support that the purpose of this utility model is to provide a kind of novel two-freedom to regulate.
The utility model connects folder I1 by steel wire, fixedly steel wire 2, supporting steel wire I3, motor rope II 4, motor rope sling I5, pull back spring I6, lower reinforcing plate 7, waist holder projection amount regulating electric machine 8, motor rope I9, lower connecting plate 10, motor rope hook I11, lower support connecting panel 12, lumbar support plate 13, the waist restitope is put regulating electric machine 14, upper support connecting panel 15, pull back spring II16, Chinese lute fastener 17, motor rope hook II18, supporting steel wire II19, motor rope sling I limiting device 20, upper reinforcing plate 21, motor rope sling II22, steel wire connects folder II23, steel wire axle 24, locating dowel pin 25 and pad 26 form, wherein supporting steel wire I3 is connected with supporting steel wire II19 respectively and is connected folder I1 through steel wire and is connected with steel wire and presss from both sides II23 and fixedly steel wire 2 is affixed, supporting steel wire I3 and supporting steel wire II 19 tops and upper reinforcing plate 21 are affixed, supporting steel wire I33 and supporting steel wire II 19 middle parts and lower reinforcing plate 7 are affixed, and supporting steel wire I3 and supporting steel wire II19 lower end and lower connecting plate 9 are affixed; Pull back spring I6 is connected an end and is connected with reinforced rib on the upper support connecting panel 15 with the pull back spring II, pull back spring I6 is connected the other end and is connected with lower reinforcing plate 7 with the pull back spring II; Upper support connecting panel 15 lower ends and lower support connecting panel 12 upper ends are hinged through steel wire axle 24 and lumbar support plate 13 middle parts, and (lumbar support plate 13 is provided with breather hole) steel wire axle 24 two ends are equipped with pad 26 and locating dowel pin 25; Both sides, upper support connecting panel 15 upper end are provided with chute, respectively with supporting steel wire I3 and supporting steel wire II19 bearing fit; Both sides, lower support connecting panel 12 lower end are provided with chute, respectively with supporting steel wire I3 and supporting steel wire II19 bearing fit; Motor rope I9 one end is connected with waist holder projection amount regulating electric machine 8, and the motor rope I9 other end is connected with motor rope hook I11, and is connected with hook hole on the Chinese lute fastener 17 through motor rope sling I limiting device 20; From the cover of the motor rope I9 waist holder projection amount regulating electric machine 8 to the motor rope sling I limiting devices 20 motor rope sling I5 is arranged; Motor rope sling I limiting device 20 is fixed in upper reinforcing plate 21; Motor rope II4 one end is put regulating electric machine 14 with the waist restitope and is connected, and the motor rope II4 other end that is connected with motor rope hook II18 is connected with the hook hole that is positioned at lower support connecting panel 12 bottoms through Chinese lute fastener 17; Chinese lute fastener 17 is fixed in upper support connecting panel 15 tops; Put regulating electric machine 14 from the waist restitope and to motor rope II 4 covers the Chinese lute fastener 17 motor rope sling II 22 is arranged.
Upper support connecting panel 15 and lower support connecting panel 12 are hinged in the end, and the two other end is connected with supporting steel wire II19 with supporting steel wire I3 respectively by chute, realize that its other end can be along the purpose of supporting steel wire I3 and supporting steel wire II19 slip.The angle of upper support connecting panel 15 and lower support connecting panel 12 and supporting steel wire I3 and supporting steel wire II19 drives by waist holder projection amount regulating electric machine 8 and realizes regulating, to realize changing the projection amount of lumbar support.Upper support connecting panel 15 and lower support connecting panel 12 rely on the waist restitope to put regulating electric machine 14 drivings along sliding up and down of supporting steel wire I3 and supporting steel wire II19 and realize, to change the position of lumbar support.Lumbar support plate 13 also is connected through the hinge on the hinged axle of upper support connecting panel 15 and lower support connecting panel 12; Owing to be above being hinged on, it can be regulated with the self adaptation that contacts of back of seat according to human body with the angle of supporting steel wire I3 and supporting steel wire II 19.When the occupant sits on the seat, according to its requirement can adjusting seat lumbar support plate 13 front and back (projection), up and down position, realize the purpose of keeping the normal waist physiological curve of occupant, improving the waist traveling comfort.
As previously mentioned, upper support connecting panel 15 of the present utility model and lower support connecting panel 12 are provided with chute, supporting steel wire I3 and supporting steel wire II19 pass from chute, can realize that upper support connecting panel 15 and lower support connecting panel 12 slide along supporting steel wire I3 and supporting steel wire II19, change upper support connecting panel 15 and lower support connecting panel 12 and the angle of supporting steel wire I3 and supporting steel wire II19 or the relative position of change upper support connecting panel 15 and lower support connecting panel 12 and supporting steel wire I3 and supporting steel wire II19 to reach.
Above-mentioned is radical function structure of the present utility model and mechanism, for realizing its function, some auxiliary connection, supporting construction and mechanisms will be arranged also:
1) the hinged of support and connection plate passes to realize from the two terminal hole by a steel wire axle up and down.For not allowing steel wire axle left and right sides vibration, the perforate of steel wire axle two ends is middlely passed with pin, to carry out spacing to steel wire axle.Separate with pad between pin and the upper lower connecting plate.
2) realize the displacement adjusting in order to drive connecting panel along the steel wire direction, the upper junction plate center upper portion is equipped with a Chinese lute fastener, by motor-driven steel rope pulling Chinese lute fastener, drives up and down together translation of support and connection plate.
3) realize angular movement in order to drive upper lower connecting plate, porose on the reinforced rib of the center, bottom that lower connecting plate is close, by motor-driven steel cord ends with hook, from this hole, pass, but direct pull lower connecting plate, changing up and down the support and connection plate distance of an end of slotting, and then realize angular movement.
4) in order to guarantee that up and down the support and connection plate can return when motor unclamps propulsive effort, there is pull back spring to be attached thereto near on the reinforced rib of upper end on the upper support connecting panel.
The beneficial effects of the utility model are, by technique scheme, electric waist support can be realized the motion of both direction, and compact conformation is simple, easy to use, it is convenient to change demolition and maintenance, and main parts size adopts Plastic Parts, and overall weight is lighter.
Description of drawings
The structural representation of the electric waist support that but Fig. 1 is two-freedom to be regulated
The backsight axonometric drawing of the electric waist support that but Fig. 2 is two-freedom to be regulated
Fig. 3 is the partial enlarged drawing of A among Fig. 2
Fig. 4 is the partial enlarged drawing of B among Fig. 2
Fig. 5 is the partial enlarged drawing of C among Fig. 2
Wherein: 1. steel wire connect folder I 2. fixedly steel wire 3. supporting steel wire I 4. motor rope II 5. motor rope sling I6. return spring I 7. lower reinforcing plate 8. waist holder projection amount regulate motor 9. motor rope I 10. lower connecting plate 11. motor ropes hook I 12. lower support connecting plate 13. lumbar support plate 14. waist restitopes and put and regulate motor 15. upper support connecting plate 16. return spring II 17. Chinese lute fastener 18. motor ropes hook II 19. supporting steel wire II 20. motor rope sling I stop 21. upper reinforcing plate 22. motor rope sling II 23. steel wires and connect and press from both sides II 24. steel wire axle 25. spacer pin 26. pads
The specific embodiment
In Fig. 1, the keystone configuration of the electric waist support that two-freedom of the present utility model is regulated comprises: fixedly steel wire 2, supporting steel wire I3 and supporting steel wire II19, upper support connecting panel 15, lower support connecting panel 12, lumbar support plate 13, waist holder projection amount regulating electric machine 8 and waist restitope are put regulating electric machine 14, motor rope I9 and motor rope II4, motor rope sling I5 and motor rope sling II22.
Below further combined with Fig. 2, the structure of the electric waist support that two-freedom of the present utility model is regulated is described in detail.Described fixedly steel wire 2 length are longer, by welding can be fixed on one with seat at two ends.
Described supporting steel wire I3 and supporting steel wire II 19 have special shape, and connect folder I1 by fixing steel wire and is connected folder II 23 with steel wire and couples together with fixing steel wire 2, like this for the processing of two steel wires with assemble all very convenient; Simultaneously, be connected with lower connecting plate 10 in the lower end of supporting steel wire I3 and supporting steel wire II19, lower connecting plate 10 is bolted to be fixed on the seat; Supporting steel wire I3 and supporting steel wire II19 upper in addition upper support connecting panel 15 and lower support connecting panel 12 have the effect of strengthening Rigidity and strength for supporting steel wire I3 and supporting steel wire II19.In addition, be fixed with motor rope sling I limiting device 20 at upper reinforcing plate 21, steel wire loop I5 can be stuck in the motor rope sling I limiting device 20, and motor rope I9 just can put under the drive of regulating electric machine 14 at the waist restitope like this, plays the effect of pulling upper support connecting panel 15; Have two holes at lower reinforcing plate 7, be used for connecting pull back spring I6 and pull back spring II16.
Described upper support connecting panel 15 and lower support connecting panel 12 and lumbar support plate 13, hinged by steel wire axle 24 in the end, in order not allow steel wire left and right sides vibration, the perforate of steel wire two ends is middlely passed with locating dowel pin 25, to carry out spacing to steel wire.Separate with pad 26 between locating dowel pin 25 and upper support connecting panel 15 and the lower support connecting panel 12; Have circular hole on the lumbar support plate 13, be used for increasing permeability to air and expendable weight.
Described upper support connecting panel 15, the reinforcing rib structure that is used for fixing pull back spring I6 and pull back spring II 16 is arranged on it, be useful on the structure of motor rope hook I11 and motor rope hook II 18, be useful on the hole hinged with lower support connecting panel 12, also be useful on the Chinese lute fastener 17 of limiting motor rope sling, and with the groove of supporting steel wire I3 bearing fit; Described lower support connecting panel 12 has the reinforcing rib structure of connecting steel wire ropes on it, be useful on the hole hinged with upper support connecting panel 15, and with the groove of supporting steel wire I3 and supporting steel wire II19 bearing fit.
It is to rely on motor-driven to realize that described upper support connecting panel 15 and lower support connecting panel 12 slide up and down along supporting steel wire I3 and supporting steel wire II 19, to change the position of lumbar support.Waist holder projection amount regulating electric machine 8 and waist restitope are put regulating electric machine 14 drive motor rope I9 and motor rope II 4, motor rope I9 is connected motor rope hook I11 and is connected II18 with the motor rope and is connected with hook hole on the support and connection plate up and down with motor rope II4, simultaneously, motor rope sling I5 and motor rope sling II 22 can be stuck in motor rope sling I limiting device 20 and the Chinese lute fastener 17, put under the drive of regulating electric machine 14 at waist holder projection amount regulating electric machine 8 and waist restitope like this, upper support connecting panel 15 and lower support connecting panel 12 just can slide along supporting steel wire I3 and supporting steel wire II19, thus realize lumbar support plate 13 up and down and the adjusting of front and back.
Described pull back spring I6 and pull back spring II16, be connected with hole on the lower support connecting panel is connected with upper reinforcing plate 21 on the upper support connecting panel 15, thereby can guarantee upper support connecting panel 15 and lower support connecting panel 12 return successfully when waist holder projection amount regulating electric machine 8 and waist restitope are put regulating electric machine 14 and unclamped propulsive effort.
Claims (2)
1. but the electric waist support regulated of a two-freedom, it is characterized in that connecting folder I (1) by steel wire, fixing steel wire (2), supporting steel wire I (3), motor rope II (4), motor rope sling I (5), pull back spring I (6), lower reinforcing plate (7), waist holder projection amount regulating electric machine (8), motor rope I (9), lower connecting plate (10), motor rope hook I (11), lower support connecting panel (12), lumbar support plate (13), the waist restitope is put regulating electric machine (14), upper support connecting panel (15), pull back spring II (16), Chinese lute fastener (17), motor rope hook II (18), supporting steel wire II (19), motor rope sling I limiting device (20), upper reinforcing plate (21), motor rope sling II (22), steel wire connects folder II (23), steel wire axle (24), locating dowel pin (25) and pad (26) form, wherein supporting steel wire I (3) is connected 19 with supporting steel wire II) upper end connects folder I (1) through steel wire respectively and is connected with steel wire and presss from both sides II (23) and fixedly steel wire (2) is affixed, supporting steel wire I (3) and supporting steel wire II (19) top and upper reinforcing plate (21) are affixed, supporting steel wire I (3) 3 and supporting steel wire II (19) middle part are affixed with lower reinforcing plate (7), and supporting steel wire I (3) and supporting steel wire II (19) lower end and lower connecting plate (9) are affixed; Pull back spring I (6) is connected 16 with the pull back spring II) end is connected with reinforced rib on the upper support connecting panel (15), pull back spring I (6) is connected 16 with the pull back spring II) other end is connected with lower reinforcing plate (7); Upper support connecting panel (15) lower end and lower support connecting panel (12) upper end are hinged with lumbar support plate (13) middle part through steel wire axle (24), and steel wire axle (24) two ends are equipped with pad (26) and locating dowel pin (25); Both sides, upper support connecting panel (15) upper end are provided with chute, respectively with supporting steel wire I (3) and supporting steel wire II (19) bearing fit; Lower support connecting panel (12) both sides, lower end are provided with chute, respectively with supporting steel wire I (3) and supporting steel wire II (19) bearing fit; Motor rope I (9) one ends are connected with waist holder projection amount regulating electric machine (8), motor rope I (9) other end is connected with motor rope hook I (11), and is connected with hook hole on the Chinese lute fastener (17) through motor rope sling I limiting device (20); Cover has motor rope sling I (5) from waist holder projection amount regulating electric machine (8) to the motor rope I (9) the motor rope sling I limiting device (20); Motor rope sling I limiting device (20) is fixed in upper reinforcing plate (21); Motor rope II (4) one ends are put regulating electric machine (14) with the waist restitope and are connected, and motor rope II (4) other end that is connected with motor rope hook II (18) is connected with the hook hole that is positioned at lower support connecting panel (12) bottom through Chinese lute fastener (17); Chinese lute fastener (17) is fixed in upper support connecting panel (15) top; Put regulating electric machine (14) from the waist restitope and to the cover of the motor rope II (4) the Chinese lute fastener (17) motor rope sling II (22) is arranged.
2. but the electric waist support of regulating by two-freedom claimed in claim 1 is characterized in that described lumbar support plate (13) is provided with breather hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220434915 CN202896348U (en) | 2012-08-29 | 2012-08-29 | Motor-driven lumbar support capable of being adjusted with two degrees of freedom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220434915 CN202896348U (en) | 2012-08-29 | 2012-08-29 | Motor-driven lumbar support capable of being adjusted with two degrees of freedom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202896348U true CN202896348U (en) | 2013-04-24 |
Family
ID=48117055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220434915 Expired - Fee Related CN202896348U (en) | 2012-08-29 | 2012-08-29 | Motor-driven lumbar support capable of being adjusted with two degrees of freedom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202896348U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104228637A (en) * | 2014-09-13 | 2014-12-24 | 芜湖市恒浩机械制造有限公司 | Height-adjustable type bearing device |
| CN105270230A (en) * | 2014-07-18 | 2016-01-27 | 博泽科堡汽车零件有限公司 | Two-way electric waist supporting piece and seat with same |
| CN106344235A (en) * | 2016-09-12 | 2017-01-25 | 美物德品（北京）科技有限公司 | Lumbar vertebra care apparatus |
| CN106394363A (en) * | 2016-11-30 | 2017-02-15 | 浙江雅虎汽车部件有限公司 | Four-direction electric waist support of automobile |
| CN106696796A (en) * | 2016-12-30 | 2017-05-24 | 芜湖瑞泰汽车零部件有限公司 | Chair waist support |
| CN106740344A (en) * | 2016-12-30 | 2017-05-31 | 芜湖瑞泰汽车零部件有限公司 | For the waist support of seat |
| CN113928197A (en) * | 2021-11-24 | 2022-01-14 | 延锋国际座椅***有限公司 | Integrated electric back support structure |
-
2012
- 2012-08-29 CN CN 201220434915 patent/CN202896348U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105270230A (en) * | 2014-07-18 | 2016-01-27 | 博泽科堡汽车零件有限公司 | Two-way electric waist supporting piece and seat with same |
| CN105270230B (en) * | 2014-07-18 | 2018-03-30 | 博泽科堡汽车零件有限公司 | Bidirectional electric Lordosis support and the seat for including it |
| CN104228637A (en) * | 2014-09-13 | 2014-12-24 | 芜湖市恒浩机械制造有限公司 | Height-adjustable type bearing device |
| CN104228637B (en) * | 2014-09-13 | 2016-08-17 | 芜湖市恒浩机械制造有限公司 | A kind of adjustable height bogey |
| CN106344235A (en) * | 2016-09-12 | 2017-01-25 | 美物德品（北京）科技有限公司 | Lumbar vertebra care apparatus |
| CN106394363A (en) * | 2016-11-30 | 2017-02-15 | 浙江雅虎汽车部件有限公司 | Four-direction electric waist support of automobile |
| CN106394363B (en) * | 2016-11-30 | 2018-07-06 | 浙江雅虎汽车部件有限公司 | Automobile four-way electric waist support |
| CN106696796A (en) * | 2016-12-30 | 2017-05-24 | 芜湖瑞泰汽车零部件有限公司 | Chair waist support |
| CN106740344A (en) * | 2016-12-30 | 2017-05-31 | 芜湖瑞泰汽车零部件有限公司 | For the waist support of seat |
| CN113928197A (en) * | 2021-11-24 | 2022-01-14 | 延锋国际座椅***有限公司 | Integrated electric back support structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20170829 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |