CN216636231U - Seat framework with adjustable inclination angle - Google Patents
Seat framework with adjustable inclination angle Download PDFInfo
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- CN216636231U CN216636231U CN202123360183.2U CN202123360183U CN216636231U CN 216636231 U CN216636231 U CN 216636231U CN 202123360183 U CN202123360183 U CN 202123360183U CN 216636231 U CN216636231 U CN 216636231U
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- connecting rod
- inclination angle
- inclination
- angle adjusting
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Abstract
The utility model discloses a seat framework with an adjustable inclination angle, wherein a front transverse pipe is welded and fixed between two side plates, a rear transverse pipe is hinged and installed between the two side plates, the lower end of a left rear connecting rod is hinged with a left sliding rail rear support, the upper end of the left rear connecting rod is fixedly connected with the rear transverse pipe, the lower end of a right rear connecting rod is hinged with a right sliding rail rear support, the upper end of the right rear connecting rod is fixedly connected with the rear transverse pipe, the lower end of a left front connecting rod is hinged with a left sliding rail front support, the upper end of the left front connecting rod is hinged with a left front connecting rod, the other end of the left front connecting rod is hinged with the front transverse pipe, the lower end of a right front connecting rod is hinged with a right sliding rail front support, a first toothed plate driving device is arranged between the upper end of the right front connecting rod and the front transverse pipe, and the first toothed plate driving device can adjust the inclination angle of the seat framework through the movement of the front transverse pipe. The driving mechanism for adjusting the inclination angle is simple in structure and small in occupied space, and can meet the requirement of low-sitting-posture seat arrangement while the inclination angle is adjusted.
Description
Technical Field
The utility model relates to the technical field of automobile seats, in particular to a seat framework with an adjustable inclination angle.
Background
In order to improve the riding comfort of the automobile seat, a plurality of joints among all parts of the seat framework are designed into adjustable connection so as to adjust the posture of the seat, thereby fully and properly supporting all parts of the body. The zero-gravity seat provides a more ergonomic and healthier sitting posture for passengers, and is mostly suitable for a copilot or a rear seat. The zero-gravity seat posture can help to relieve the pressure of the spine, relax the back muscles, relieve the pressure of the heart, promote blood circulation, enhance the riding comfort of the automobile and better protect the health of passengers.
At present, new energy automobiles become an important trend for the development of the automobile industry, power of the new energy automobiles comes from battery packs, the arrangement forms of the batteries are various, but the arrangement which is the longest at present is still arranged below a chassis of the whole automobile, so that the platform of the whole automobile is inevitably lifted, and the arrangement space of seats is compressed. However, the existing zero-gravity seat is generally driven by an electric angle adjuster or a push rod, and the electric angle adjuster is internally provided with a cam structure, so that the electric angle adjuster can bear wave and swing in the movement process, and the comfort is poor; the push rod drive needs to be shielded independently, so that the cost is higher; and both driving modes need larger installation space, and the arrangement of the low-sitting-posture seat cannot be realized.
In addition, zero gravity also presents some seat attachment design challenges. For example, since the adjustment range is large, the safety belt cannot restrain the human body effectively, and the safety of the occupant cannot be protected when emergency braking or collision occurs, the safety belt retractor of the zero-gravity seat must be installed on the seat body, and cannot be installed on the vehicle body like a conventional seat. Seat on the back skeleton is installed with the safety belt coiler has appeared on the market at present, the coiler generally sets up to angular variation 12 when not locking, be greater than 27 degrees locking can, arrange when the seat back when the coiler, under zero gravity seat gesture, back skeleton angle of regulation can surpass 27, the coiler can the locking, can't pull out, influence normal use, adjust because of zero gravity has a plurality of rotation centers (the back is rotatory, the cushion is rotatory, heighten rotation etc.), the coiler of taking back angle compensation can't be arranged to prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model aims to provide a seat framework with an adjustable inclination angle, wherein a driving mechanism for adjusting the inclination angle is simple in structure and small in occupied space, and the low-sitting-posture seat arrangement can be met while the inclination angle is adjusted.
In order to achieve the purpose, the utility model provides a seat framework with an adjustable inclination angle, which comprises a backrest framework, a seat frame framework, a left slide rail assembly and a right slide rail assembly, wherein the seat frame framework comprises two side plates, a front transverse pipe and a rear transverse pipe, a left slide rail front support and a left slide rail rear support are arranged on an upper slide rail of the left slide rail assembly, a right slide rail front support and a right slide rail rear support are arranged on an upper slide rail of the right slide rail assembly, the seat framework further comprises a left front connecting rod, a left second front connecting rod, a right front connecting rod, a left rear connecting rod and a right rear connecting rod, the front transverse pipe is welded and fixed between the two side plates, the rear transverse pipe is hinged and installed between the two side plates, the lower end of the left rear connecting rod is hinged with the left slide rail rear support, the upper end of the left rear connecting rod is fixedly connected with the rear transverse pipe, the lower end of the right rear connecting rod is hinged with the right slide rail rear support, the upper end of the right rear connecting rod is fixedly connected with the rear transverse pipe, the lower end of the left front connecting rod is hinged with a left sliding rail front support, the upper end of the left front connecting rod is hinged with a left second front connecting rod, the other end of the left second front connecting rod is hinged with a front transverse pipe, the lower end of the right front connecting rod is hinged with a right sliding rail front support, a first toothed plate driving device is arranged between the upper end of the right front connecting rod and the front transverse pipe, and the first toothed plate driving device can adjust the inclination angle of the seat frame framework through the movement of the front transverse pipe;
in the scheme, the method comprises the following steps: the first toothed plate driving device comprises an inclination angle adjusting toothed plate and an inclination angle adjusting motor, the inclination angle adjusting motor is fixed on the front transverse pipe through an inclination angle adjusting motor fixing support, a first driving gear is sleeved on an output shaft of the inclination angle adjusting motor, the inclination angle adjusting toothed plate is a sector plate and is hinged to the front transverse pipe through a central hole, the upper end of the right front connecting rod is hinged to the other end of the inclination angle adjusting toothed plate, the arc-shaped teeth of the inclination angle adjusting toothed plate face forwards, the first driving gear is meshed with the inclination angle adjusting toothed plate, an inclination angle adjusting connecting plate is fixedly connected between the left front connecting rod and the inclination angle adjusting toothed plate, when the inclination angle adjusting motor drives the first driving gear to rotate, the first driving gear can drive the inclination angle adjusting toothed plate to rotate around the front transverse pipe, and when the inclination angle adjusting toothed plate rotates, the right front connecting rod can be driven to rotate, the inclination angle adjusting toothed plate and the right front connecting rod rotate simultaneously to adjust the position of the front transverse tube in height, so that the inclination angle of the seat frame framework is adjusted. First pinion rack drive arrangement occupation space is little, comprises simple pinion rack and motor, can satisfy the seat arrangement of low position of sitting when realizing inclination and adjust, and can reserve sufficient installation space for the safety belt coiler.
In the scheme, the method comprises the following steps: the inclination angle adjusting motor is characterized in that a first arc-shaped positioning hole is formed in the inclination angle adjusting toothed plate, the first arc-shaped positioning hole is concentric with the inclination angle adjusting toothed plate, a first pin shaft inserted into the first arc-shaped positioning hole is arranged on the inclination angle adjusting motor fixing support, and when the inclination angle adjusting toothed plate is driven to rotate, the first pin shaft can rotate along the first arc-shaped positioning hole. First arc locating hole and the cooperation of first round pin axle realize spacing the upset of inclination adjustment pinion rack, prevent that inclination adjustment pinion rack from because the upset is excessive and first drive gear separation.
In the scheme, the method comprises the following steps: the inboard relative welding of both sides sideboard has fixed axle sleeve, the both ends of violently managing before pass two fixed axle sleeve welding respectively on the curb plate that corresponds, and the welding has inclination adjustment motor electrolytic plate on the fixed axle sleeve on right side, the other end of inclination adjustment motor electrolytic plate is fixed on inclination adjustment motor fixed bolster, first drive gear meshes between inclination adjustment motor electrolytic plate and inclination adjustment motor fixed bolster with inclination adjustment pinion rack, the middle part of inclination adjustment motor electrolytic plate is equipped with the via hole that the output shaft that supplies inclination adjustment motor passed, first round pin axle pass behind the first arc locating hole with inclination adjustment motor electrolytic plate fixed connection. The inclination angle adjusting motor electrolytic plate plays a role in protecting the first driving gear, and the meshing stability of the first driving gear and the inclination angle adjusting toothed plate can also be increased.
The utility model has the beneficial effects that:
1. compared with a traditional angle adjuster or push rod driving mechanism, the driving mechanism for adjusting the inclination angle is simple in structure, comprises the first toothed plate driving device and the connecting rods, occupies a small space, can meet the requirement of low-sitting-posture seat arrangement while achieving the adjustment of the inclination angle, and is widely applicable to new energy automobiles.
2. First pinion rack drive arrangement had both played the drive effect, also acted as the connecting rod, had reduced the use of connecting rod, was favorable to simplifying the structure of seat frame skeleton, reduced its manufacturing cost.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of a seat frame support.
Fig. 3 is a schematic view of another angle of the seat frame support.
Figure 4 is a schematic view of the mounting of the first toothed plate drive.
Figure 5 is an exploded schematic view of the first toothed plate drive.
Fig. 6 is a schematic structural view of the leg rest.
Fig. 7 is an enlarged view at M in fig. 3.
Fig. 8 is a rear view of the present invention.
Fig. 9 is a schematic view of the seat frame framework adjusted to the lowest height.
Fig. 10 is a schematic view of the leg rest when folded.
Detailed Description
As shown in fig. 1-10, a chair frame with adjustable inclination angle is mainly composed of a backrest frame 1, a seat frame 2, a left slide rail assembly 3 and a right slide rail assembly 4. The seat frame framework 2 comprises two side plates 5, a front transverse pipe 6, a rear transverse pipe 7 and two seat basin supports 8 arranged on the front transverse pipe 6, a left slide rail front support 9 and a left slide rail rear support 10 are arranged on an upper slide rail of the left slide rail assembly 3, and a right slide rail front support 11 and a right slide rail rear support 12 are arranged on an upper slide rail of the right slide rail assembly 4.
The lower end of the left front connecting rod 14 is hinged with the left sliding rail front bracket 9, the upper end of the left front connecting rod 14 is hinged with the left front connecting rod 13, and the other end of the left front connecting rod 13 is hinged with the front transverse tube 6. The lower end of the right front connecting rod 15 is hinged to the right sliding rail front support 11, a first toothed plate driving device A is arranged between the upper end of the right front connecting rod 15 and the front transverse pipe 6, and the first toothed plate driving device A adjusts the inclination angle of the seat frame framework 2 through the movement of the front transverse pipe 6. The lower end of the right rear connecting rod 16 is hinged with the right sliding rail rear support 12, the upper end of the right rear connecting rod 16 is fixedly connected with the rear transverse tube 7, a second toothed plate driving device B is arranged between the left sliding rail rear support 10 and the left side plate 5, and the second toothed plate driving device B can adjust the height of the seat frame framework 2 through the movement of the rear transverse tube 7.
The seat frame framework 2 (specifically, the front transverse pipe 6) is provided with a safety belt retractor 17 below, the safety belt retractor 17 is fixed on the upper sliding rails at the left side and the right side through retractor fixing supports 18, and safety belt guide supports 19 are arranged on the seat frame framework 2 and the backrest framework 1 respectively, so that a safety belt bypasses the rear transverse pipe 7 backwards and then extends upwards to the backrest framework 1.
The front end of the seat frame framework 2 is provided with a leg support, the leg support comprises two leg support brackets 20, a lower supporting plate 26 and an upper supporting plate 27, the two leg support brackets 20 are respectively fixed on the two sitting basin brackets 8, and a leg support cross rod 21 is rotatably arranged between the two leg support brackets 20. The left and right sides of the leg support cross rod 21 are oppositely provided with two four-bar linkages C, each four-bar linkage C comprises a first connecting rod 22, a second connecting rod 23, a third connecting rod 24 and a fourth connecting rod 25, the upper end of each first connecting rod 22 is fixedly connected with the leg support cross rod 21, the lower end of each first connecting rod 22 is hinged to the upper end of each second connecting rod 23, the middle of each second connecting rod 23 is hinged to the middle of each third connecting rod 24, the lower end of each second connecting rod 23 is hinged to the lower supporting plate 26, the upper end of each third connecting rod 24 is hinged to the leg support bracket 20 on the corresponding side, the lower end of each third connecting rod 24 is hinged to the upper end of each fourth connecting rod 25, the lower end of each fourth connecting rod 25 is hinged to the lower supporting plate 26, and two hinged points of each four-bar linkage C and the lower supporting plate 26 are arranged at intervals. The front transverse pipe 6 is provided with a first lead screw nut mechanism D, the first lead screw nut mechanism D is hinged with the lower end of a driven rod 28, the upper end of the driven rod 28 is fixedly connected with a leg support cross rod 21, the first lead screw nut mechanism D can drive the driven rod 28 to rotate, so that the leg support cross rod 21 is driven to rotate, a four-bar mechanism C is driven to move, and the four-bar mechanism C can drive a lower support plate 26 to be lifted to a use position or to be folded at a storage position. The lower supporting plate 26 is provided with a leg support slide rail 29 extending forwards and backwards, the upper supporting plate 27 is connected to the leg support slide rail 29 in a sliding manner, a second feed screw nut mechanism E is arranged between the lower supporting plate 26 and the upper supporting plate 27, and the second feed screw nut mechanism E can drive the upper supporting plate 27 to move forwards and backwards along the leg support slide rail 29.
The first toothed plate driving device a comprises an inclination angle adjusting toothed plate 30 and an inclination angle adjusting motor 31, the inclination angle adjusting motor 31 is fixed on the front transverse pipe 6 through an inclination angle adjusting motor fixing support 32, and the front transverse pipe 6 is welded and fixed between the two side plates 5. The first driving gear 33 is sleeved on the output shaft of the inclination angle adjusting motor 31, the inclination angle adjusting toothed plate 30 is a sector plate, the inclination angle adjusting toothed plate 30 is hinged to the front transverse tube 6 through a central hole, the upper end of the right front connecting rod 15 is hinged to the other end of the inclination angle adjusting toothed plate 30, the arc-shaped teeth of the inclination angle adjusting toothed plate 30 face forwards, the first driving gear 33 is meshed with the inclination angle adjusting toothed plate 30, and the inclination angle adjusting connecting plate 52 is fixedly connected between the left second front connecting rod 13 and the inclination angle adjusting toothed plate 30. Due to the fact that the right front connecting rod 15 and the inclination angle adjusting connecting plate 52 are added, the left side and the right side of the seat frame framework 2 can synchronously rotate, meanwhile, due to the fact that the first toothed plate driving device A and the seat framework form a multi-link mechanism, when the inclination angle adjusting motor 31 drives the first driving gear 33 to rotate, the first driving gear 33 can drive the inclination angle adjusting toothed plate 30 to rotate around the front transverse pipe 6, the inclination angle adjusting toothed plate 30 can drive the right front connecting rod 15 to rotate when rotating, the positions of the front transverse pipe 6 in height can be adjusted through simultaneous rotation of the inclination angle adjusting toothed plate 30 and the right front connecting rod 15, and therefore the inclination angle of the seat frame framework 2 can be adjusted. First pinion rack drive arrangement A occupation space is little, can satisfy the seat arrangement of low position of sitting when realizing inclination and adjust, and can reserve sufficient installation space for safety belt coiler 17.
The second gear driving device B includes a height adjustment toothed plate and a height adjustment motor 35, the left rear connecting rod 34 is the inclination angle adjustment toothed plate, and the height adjustment toothed plate 35 is a sector plate. The height-adjusting toothed plate is fixed on the rear transverse pipe 7 through a center hole in a welded mode, the rear transverse pipe 7 is installed between the side plates 5 on the two sides in an hinged mode, the other end of the height-adjusting toothed plate is hinged to the left sliding rail rear support 10, and the arc-shaped teeth of the height-adjusting toothed plate face forwards. The height adjusting motor 35 is fixed on the left side plate 5 through a height adjusting motor fixing support, a second driving gear 36 is sleeved on an output shaft of the height adjusting motor 35, and the second driving gear 36 is meshed with the height adjusting toothed plate. Because second toothed plate drive arrangement B has constituted many link mechanism with the seat skeleton, when height adjusting motor 35 drive second drive gear 36 rotated, second drive gear 36 can drive height adjusting toothed plate 35 and drive the relative side board 5 rotation of back violently pipe 7, and height adjusting toothed plate 35 is driven and also can be rotated around left slide rail rear bracket 10, and height adjusting toothed plate 35 rotates and can adjust the position of back violently pipe 7 in the height simultaneously to adjust the height of seat frame skeleton 2. The second gear plate driving device B occupies a small space, and can meet the requirement of low-sitting-posture seat arrangement while realizing height adjustment.
Preferably, the first lead screw and nut mechanism D is composed of a first electric lead screw 37 and a first nut 38, the first nut 38 is fixed on the front cross tube 6, the lead screw of the first electric lead screw 37 is sleeved in the first nut 38, and the lower end of the driven rod 28 is hinged on the motor of the first electric lead screw 37. When the motor of the first electric screw 37 drives the screw to rotate, the first electric screw 37 moves linearly relative to the first nut 38, so as to drive the driven rod 28 to rotate, and the driven rod 28 rotates to drive the leg rest cross rod 21 to rotate. Through first lead screw nut mechanism D and driven lever 28 linkage, realize that leg support horizontal pole 21 rotates, and then realize the upset of leg support, this structural design is ingenious, and first electronic lead screw 37 can the level lay in the below of seat frame skeleton 2, and occupation space is little in the height, is favorable to realizing the seat arrangement of low position of sitting.
Preferably, the second lead screw and nut mechanism E is composed of a second electric lead screw 39 and a second nut 40, the extending direction of the lead screw of the second electric lead screw 39 is consistent with the extending direction of the leg rest slide rail 29, and the second nut 40 is sleeved on the lead screw and fixed with the upper support plate 27. When the motor of the second electric screw 39 drives the screw to rotate, the second nut 40 can move along the extending direction of the screw, so as to drive the upper support plate 27 to move back and forth along the leg support sliding rail 29. The movement of the upper support plate 27 relative to the lower support plate 26 is achieved by a simple lead screw nut mechanism, thereby achieving the extension and lengthening of the leg rest to meet the requirements of different passengers.
Preferably, the leg rest slide rail 29 is a plastic slide rail made of a plastic plate with a honeycomb-shaped hollow, the plastic slide rail is provided with bolt holes 41, the upper support plate 27 is provided with guide holes 42 extending back and forth, and the connecting bolts 43 penetrate through the guide holes 42 and are fixed in the bolt holes 41 to slidably connect the upper support plate 27 and the plastic slide rail together. The connecting bolt 43 not only cooperates with the guiding hole 42 to guide the movement of the upper supporting plate 27, but also prevents the upper supporting plate 27 from separating from the plastic slide rail.
Preferably, the inclination angle adjusting toothed plate 30 is provided with a first arc-shaped positioning hole 44, the first arc-shaped positioning hole 44 is concentric with the inclination angle adjusting toothed plate 30, the inclination angle adjusting motor fixing bracket 32 is provided with a first pin shaft 45 inserted into the first arc-shaped positioning hole 44, and when the inclination angle adjusting toothed plate 30 is driven to rotate, the first pin shaft 45 can rotate along the first arc-shaped positioning hole 44. First arc locating hole 44 and first round pin axle 45 cooperate to realize spacing the upset of inclination adjustment pinion rack 30, prevent that inclination adjustment pinion rack 30 from excessively separating with first drive gear 33 because the upset.
Preferably, the inner sides of the two side plates 5 are welded with fixed shaft sleeves 46, two ends of the front horizontal tube 6 respectively penetrate through the two fixed shaft sleeves 46 and are welded on the corresponding side plates 5, the fixed shaft sleeve 46 on the right side is welded with an inclination angle adjusting motor electrolytic plate 47, the other end of the inclination angle adjusting motor electrolytic plate 47 is fixed on the inclination angle adjusting motor fixing support 32, the first driving gear 33 is meshed with the inclination angle adjusting toothed plate 30 between the inclination angle adjusting motor electrolytic plate 47 and the inclination angle adjusting motor fixing support 32, a through hole for the output shaft of the inclination angle adjusting motor 31 to penetrate through is formed in the middle of the inclination angle adjusting motor electrolytic plate 47, and the first pin shaft 45 penetrates through the first arc-shaped positioning hole 44 and is fixedly connected with the inclination angle adjusting motor electrolytic plate 47. The electrolytic plate 47 of the tilt angle adjusting motor protects the first driving gear 33, and can also increase the meshing stability of the first driving gear 33 and the tilt angle adjusting toothed plate 30.
Preferably, the height-adjusting toothed plate is provided with a second arc-shaped positioning hole 49, the second arc-shaped positioning hole 49 is concentric with the height-adjusting toothed plate, the left side plate 5 is provided with a second pin shaft 50 which is inserted into the second arc-shaped positioning hole 49, and when the height-adjusting toothed plate is driven to rotate, the second pin shaft 50 can rotate along the second arc-shaped positioning hole 49. Second arc locating hole 49 and the cooperation of second round pin axle 50 realize spacing the upset of height adjustment pinion rack, prevent that height adjustment pinion rack from because the upset is excessive to separate with second drive gear 36.
Preferably, a height adjustment motor electrolytic plate 48 covering the second driving gear 36 is provided between the free end of the second pin shaft 50 and the inner side of the left side edge plate 5, and a through hole for passing the output shaft of the height adjustment motor 35 is provided in the middle of the height adjustment motor electrolytic plate 48. The electrolytic plate 48 of the height adjusting motor protects the second driving gear 36 and can also increase the meshing stability of the second driving gear 36 and the height adjusting toothed plate.
Claims (4)
1. The utility model provides an inclination adjustable seat skeleton, includes back skeleton (1), seat frame skeleton (2), left side slide rail assembly (3) and right side slide rail assembly (4), seat frame skeleton (2) are violently managed (6) and are violently managed (7) after including both sides sideboard (5), preceding, be equipped with left slide rail fore-stock (9) and left slide rail after-poppet (10) on the last slide rail of left side slide rail assembly (3), be equipped with right slide rail fore-stock (11) and right slide rail after-poppet (12) on the last slide rail of right side slide rail assembly (4), its characterized in that: the folding bicycle is characterized by further comprising a left front connecting rod (14), a left front connecting rod (13), a right front connecting rod (15), a left rear connecting rod (34) and a right rear connecting rod (16), wherein the front transverse pipe (6) is welded and fixed between the two side plates (5), the rear transverse pipe (7) is hinged and installed between the two side plates (5), the lower end of the left rear connecting rod (34) is hinged with the left sliding rail rear support (10), the upper end of the left rear connecting rod (34) is fixedly connected with the rear transverse pipe (7), the lower end of the right rear connecting rod (16) is hinged with the right sliding rail rear support (12), the upper end of the right rear connecting rod (16) is fixedly connected with the rear transverse pipe (7), the lower end of the left front connecting rod (14) is hinged with the left sliding rail front support (9), the upper end of the left front connecting rod (14) is hinged with the left front connecting rod (13), and the other end of the left front connecting rod (13) is hinged with the front transverse pipe (6), the lower extreme and the right slide rail fore-stock (11) of right front connecting rod (15) are articulated, be equipped with first pinion rack drive arrangement (A) between the upper end of right front connecting rod (15) and preceding violently pipe (6), the inclination of seat frame skeleton (2) can be adjusted through the motion of preceding violently pipe (6) in first pinion rack drive arrangement (A).
2. The adjustable tilt seat frame of claim 1, wherein: the first toothed plate driving device (A) comprises an inclination angle adjusting toothed plate (30) and an inclination angle adjusting motor (31), the inclination angle adjusting motor (31) is fixed on a front horizontal pipe (6) through an inclination angle adjusting motor fixing support (32), a first driving gear (33) is sleeved on an output shaft of the inclination angle adjusting motor (31), the inclination angle adjusting toothed plate (30) is a sector plate, the inclination angle adjusting toothed plate (30) is installed on the front horizontal pipe (6) through a central hole in a hinged mode, the upper end of a right front connecting rod (15) is hinged to the other end of the inclination angle adjusting toothed plate (30), an arc-shaped tooth of the inclination angle adjusting toothed plate (30) faces forwards, the first driving gear (33) is meshed with the inclination angle adjusting toothed plate (30), an inclination angle adjusting connecting plate (52) is fixedly connected between a left two front connecting rods (13) and the inclination angle adjusting toothed plate (30), and the inclination angle adjusting motor (31) drives the first driving gear (33) to rotate, first drive gear (33) can drive inclination regulation pinion rack (30) and rotate around horizontal pipe (6) before, can drive right front connecting rod (15) when inclination regulation pinion rack (30) rotate and rotate, and inclination regulation pinion rack (30) and right front connecting rod (15) rotate simultaneously and can adjust horizontal pipe (6) position in height before to adjust the inclination of seat frame skeleton (2).
3. The adjustable tilt seat frame of claim 2, wherein: be provided with first arc locating hole (44) on inclination regulation pinion rack (30), first arc locating hole (44) and inclination regulation pinion rack (30) concentric circles, be equipped with on inclination regulation motor fixed bolster (32) and insert first round pin axle (45) in first arc locating hole (44), when inclination regulation pinion rack (30) is driven to rotate, first round pin axle (45) can be followed first arc locating hole (44) and rotated.
4. The adjustable tilt seat frame of claim 3, wherein: the inboard relative welding of both sides sideboard (5) has fixed axle sleeve (46), the both ends of preceding horizontal pipe (6) are passed two fixed axle sleeve (46) welding respectively and are being corresponded sideboard (5), and the welding has inclination adjustment motor electrolysis board (47) on fixed axle sleeve (46) on right side, the other end of inclination adjustment motor electrolysis board (47) is fixed on inclination adjustment motor fixed bolster (32), first drive gear (33) and inclination adjustment pinion rack (30) meshing are between inclination adjustment motor electrolysis board (47) and inclination adjustment motor fixed bolster (32), the middle part of inclination adjustment motor electrolysis board (47) is equipped with the via hole that supplies the output shaft of inclination adjustment motor (31) to pass, first round pin axle (45) pass behind first arc locating hole (44) and inclination adjustment motor electrolysis board (47) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123360183.2U CN216636231U (en) | 2021-12-28 | 2021-12-28 | Seat framework with adjustable inclination angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123360183.2U CN216636231U (en) | 2021-12-28 | 2021-12-28 | Seat framework with adjustable inclination angle |
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| Publication Number | Publication Date |
|---|---|
| CN216636231U true CN216636231U (en) | 2022-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123360183.2U Active CN216636231U (en) | 2021-12-28 | 2021-12-28 | Seat framework with adjustable inclination angle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023124193A1 (en) * | 2021-12-28 | 2023-07-06 | 麦格纳座椅研发(重庆)有限公司 | Low-sitting-position zero-gravity seat framework capable of multidirectional adjustment |
-
2021
- 2021-12-28 CN CN202123360183.2U patent/CN216636231U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023124193A1 (en) * | 2021-12-28 | 2023-07-06 | 麦格纳座椅研发(重庆)有限公司 | Low-sitting-position zero-gravity seat framework capable of multidirectional adjustment |
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