CN219769689U - Height-adjustable seat capable of realizing back-rest turning-up - Google Patents
Height-adjustable seat capable of realizing back-rest turning-up Download PDFInfo
- Publication number
- CN219769689U CN219769689U CN202320629311.9U CN202320629311U CN219769689U CN 219769689 U CN219769689 U CN 219769689U CN 202320629311 U CN202320629311 U CN 202320629311U CN 219769689 U CN219769689 U CN 219769689U
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- China
- Prior art keywords
- seat cushion
- chair
- seat
- backrest
- pipe
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- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 239000006260 foam Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 238000010009 beating Methods 0.000 claims 6
- 239000002184 metal Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 4
- 238000005187 foaming Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The utility model relates to the technical field of automobile seats, in particular to a height-adjustable seat capable of realizing the turning-up of a backrest, which comprises a backrest, a seat cushion, a lifting base, a locking component and a rotating mechanism, wherein the seat cushion and the backrest are arranged on the lifting base, the locking component is arranged between the rear end of the seat cushion and the bottom of the backrest, and the front end of the seat cushion is connected with the lifting base by adopting the rotating mechanism. Compared with the prior art, the locking assembly is arranged between the backrest and the rear end of the seat cushion, the locking assembly and the lifting base are not interfered with each other, and even in the locking state of the seat cushion, the lifting base can still realize the height adjusting function, so that the use requirement of a front seat is met; the front end of the seat cushion is provided with a rotating mechanism to realize forward turning of the seat cushion and provide space for turning back.
Description
Technical Field
The utility model relates to the technical field of automobile seats, in particular to a height-adjusting seat capable of realizing back-turning.
Background
For the brand of new potential, the customers enrich the diversified purposes in the vehicle, the seats in the vehicle can realize the turning function, the front row and the rear row are all flush, and the front row and the rear row are connected and flat to provide more comfortable and spacious rest space for passengers under a specific scene.
A foldable car seat is disclosed in publication CN209955808U, in which the seat cushion is locked with the base when the seat is in normal use. When the backrest needs to be overturned, the seat cushion is overturned to the front after the plug connector is unlocked through the webbing, so that the seat cushion space is vacated, and the backrest is completely folded.
When the seat cushion and the base are locked, the seat cushion and the base do not generate relative movement, and the height adjusting function of the seat cannot be realized. Such a seat structure may be used in a rear fixed seat. However, in order to meet the sitting posture and comfort requirements of the driver, the front seat needs to ensure a height adjusting function, and the existing backrest-flattening seat does not meet the use requirements of the front seat.
Therefore, a height-adjusting seat capable of realizing backrest turning is required to be designed, and under the premise of ensuring the height-adjusting function and meeting the use requirement of a front seat, the seat cushion is turned forwards, so that a space is provided for the backrest turning.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a height-adjusting seat capable of realizing the back-turning, which can realize the front-turning of a seat cushion and provide a space for the back-turning on under the premise of ensuring the height-adjusting function and meeting the use requirement of a front-row seat.
In order to achieve the above purpose, the utility model provides a height-adjustable seat capable of realizing the turning-up of a backrest, which comprises a backrest, a seat cushion, a lifting base, a locking component and a rotating mechanism, wherein the seat cushion and the backrest are arranged on the lifting base, the locking component is arranged between the rear end of the seat cushion and the bottom of the backrest, and the front end of the seat cushion is connected with the lifting base by adopting the rotating mechanism.
The lifting base comprises a side plate, a height adjusting mechanism and a base station, wherein the side plate is positioned above the base station and on two sides of the seat cushion, and the height adjusting mechanism is arranged between the side plate and the base station.
The backrest comprises a framework, connecting plates and fixed pipe fittings, wherein two sides of the bottom of the framework are respectively provided with one connecting plate, the end parts of the connecting plates are connected with the lifting base, the fixed pipe fittings are arranged between the two connecting plates, and the fixed pipe fittings are connected with the locking assembly.
The seat cushion supporting structure is arranged on the fixed pipe fitting, the front end of the seat cushion supporting structure supports the seat cushion, and a buffer block is arranged between the seat cushion supporting structure and the seat cushion.
The seat cushion is provided with a seat basin pipe, the rear end of the seat basin pipe is connected with the locking component, and the front end of the seat basin pipe is connected with the rotating mechanism.
The framework is buckled with the backrest for foaming, and the seat basin pipe is buckled with the seat cushion for foaming.
The locking assembly comprises a steel wire and a locking mechanism, wherein the end part of the steel wire is arranged at the bottom of the backrest, the locking mechanism is arranged at the rear end of the seat cushion, and the middle part of the steel wire is connected with or separated from the locking mechanism.
The locking mechanism comprises a lock catch, a fixed metal plate, a mounting shaft, a reset spring and a connecting piece, wherein the end part of the connecting piece is connected with the lock catch, the lock catch is buckled with a steel wire or separated from the steel wire, the mounting shaft and the reset spring are connected between the lock catch and the fixed metal plate, the fixed metal plate is fixed at the bottom of the mounting metal plate, and the mounting metal plate is connected with the rear end of the seat cushion.
The connecting piece comprises a drawstring or a wire harness.
The rotating mechanism comprises a front pipe, a front pipe support, a seat cushion support and a front connecting rod, wherein two ends of the front pipe are connected with the lifting base, the end part of the front pipe support is fixed with the front pipe, the other end part of the front pipe support is rotationally connected with the end part of the front connecting rod, and the other end part of the front connecting rod is connected with the front end of the seat cushion by adopting the seat cushion support.
Compared with the prior art, the locking assembly is arranged between the backrest and the rear end of the seat cushion, the locking assembly and the lifting base are not interfered with each other, and even in the locking state of the seat cushion, the lifting base can still realize the height adjusting function, so that the use requirement of a front seat is met; the front end of the seat cushion is provided with a rotating mechanism to realize forward turning of the seat cushion and provide space for turning back.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present utility model.
Fig. 2 is a schematic structural view of a backrest according to a first embodiment of the present utility model.
Fig. 3 is an exploded view of a backrest according to a first embodiment of the present utility model.
Fig. 4 is a schematic view of a seat according to a first embodiment of the present utility model.
Fig. 5 is an exploded view of a seat according to a first embodiment of the present utility model.
Fig. 6 is an exploded view of the locking assembly in a locked state according to the first embodiment of the present utility model.
Fig. 7 is a schematic view of the locking assembly in an unlocked state according to the first embodiment of the present utility model.
Fig. 8 is a schematic diagram of a locked state of the steel wire and the lock catch in the first embodiment of the utility model.
Fig. 9 is a schematic diagram of an unlocked state of the steel wire and the lock catch in the first embodiment of the utility model.
Fig. 10 is a schematic view showing a seat cushion turning forward in accordance with the first embodiment of the present utility model.
Fig. 11 is a schematic view of a back-up in accordance with a first embodiment of the present utility model.
Fig. 12 is a schematic view of an adjusting mechanism to a highest position in a first embodiment of the present utility model.
Fig. 13 is a schematic view illustrating an adjustment of the height adjustment mechanism to the lowest position in the first embodiment of the present utility model.
Fig. 14 is a schematic view of the front seat and the rear seat in the first embodiment of the present utility model after being turned flat.
Fig. 15 is a schematic structural diagram of a second embodiment of the present utility model.
Fig. 16 is an exploded view of the locking assembly in a locked state in accordance with the second embodiment of the present utility model.
Fig. 17 is a schematic view of a locking assembly in an unlocked state according to a second embodiment of the present utility model.
Description of the embodiments
The utility model will now be further described with reference to the accompanying drawings.
Examples
Referring to fig. 1, the utility model provides a height-adjustable seat capable of realizing backrest turning, which comprises a backrest, a seat cushion, a lifting base, a locking component and a rotating mechanism, wherein the seat cushion 2 and the backrest 1 are arranged on the lifting base, the locking component 3 is arranged between the rear end of the seat cushion 2 and the bottom of the backrest 1, and the front end of the seat cushion 2 is connected with the lifting base by adopting the rotating mechanism 4.
Referring to fig. 12, the lifting base comprises a side plate 9, a height adjusting mechanism 6 and a base 5, wherein the side plate 9 is positioned above the base 5 and on two sides of the seat cushion 2, and the height adjusting mechanism 6 is arranged between the side plate 9 and the base 5. The height adjusting mechanism 6 can adjust the height of the seat cushion 2 up and down, meets the visual field requirements of passengers with high physical disabilities, and realizes the most comfortable riding experience of passengers. The height adjusting mechanism 6 is adjusted to the highest position as shown in fig. 12, the height adjusting mechanism 6 is adjusted to the lowest position as shown in fig. 13, and the locking assembly 3 and the rotating mechanism 4 are not associated with the height adjusting mechanism 6 and do not affect movement during the height adjusting movement of the lifting base.
Referring to fig. 2 and 3, the backrest 1 comprises a framework 11, connecting plates 12 and fixing pipe fittings 13, wherein two sides of the bottom of the framework 11 are respectively provided with one connecting plate 12, the end parts of the connecting plates 12 are connected with a lifting base, the fixing pipe fittings 13 are arranged between the two connecting plates 12, and the fixing pipe fittings 13 are connected with a locking assembly 3.
The seat cushion support structure 14 is mounted on the fixing tube 13, and the front end of the seat cushion support structure 14 can support the seat cushion 2. The support seat cushion 2 ensures stable structure under the stress state, a buffer block 15 is arranged between the seat cushion support structure 14 and the seat cushion 2, and the buffer block 15 is generally made of rubber material and is used for absorbing the matching tolerance of the locking assembly 3.
Referring to fig. 4 and 5, the seat cushion 2 has a bowl pipe 21, a rear end of the bowl pipe 21 is connected to the locking assembly 3, and a front end of the bowl pipe 21 is connected to the rotation mechanism 4.
The rotation mechanism 4 comprises a front pipe 41, a front pipe bracket 42, a seat cushion bracket 43 and a front connecting rod 44, wherein two ends of the front pipe 41 are connected with the lifting base, the end part of the front pipe bracket 42 is fixed with the front pipe 41, the other end part of the front pipe bracket 42 is rotationally connected with the end part of the front connecting rod 44, and the other end part of the front connecting rod 44 is connected with the front end of the seat cushion 2 by adopting the seat cushion bracket 43. The front tube 41 provides a fixed point for the front link 44 to drive the seat cushion 2 to rotate through the seat cushion bracket 43, thereby realizing the forward turning or resetting of the seat cushion 2.
The locking assembly 3 ensures locking of the seat cushion in the non-flipped state. The locking assembly 3 includes a wire 31, a locking mechanism 32, the end of the wire 31 being mounted at the bottom of the backrest 1, the locking mechanism 32 being mounted at the rear end of the seat cushion 2. The middle part of the steel wire 31 is connected with a locking mechanism 32, namely, a seat cushion locking state is shown in fig. 8; the middle part of the wire 31 is separated from the locking mechanism 32, i.e., the seat cushion unlocked state, as shown in fig. 9. After unlocking, the locking mechanism 32 may be flipped forward or reset with the seat cushion 2.
Referring to fig. 6, the locking mechanism 32 includes a lock 321, a fixing metal plate 322, a mounting metal plate 323, a mounting shaft 324, a return spring 325, and a connecting member, wherein the end of the connecting member is connected with the lock 321, the lock 321 buckles the steel wire 31 or separates from the steel wire 31, the lock 321 is connected with the fixing metal plate 322 by the mounting shaft 324 and the return spring 325, the fixing metal plate 322 is fixed at the bottom of the mounting metal plate 323, and the mounting metal plate 323 is connected with the rear end of the seat cushion 2. In this example, the connector is a pull strap 326.
When unlocking the locking assembly 3, the pull belt 326 is pulled first, the pull belt 326 drives the lock catch 321 to rotate around the installation shaft 324, and the steel wire 31 is pulled out of the lock catch 321, so that unlocking can be completed, as shown in fig. 7. After unlocking, the pull belt 326 is released, the lock catch 321 reversely rotates by taking the mounting shaft 324 as the center under the action of the reset spring 325, and the lock catch 321 is reset; after reset, the reset spring 325 is in a relaxed state.
After unlocking the locking assembly 3, the framework 11 is buckled with the backrest foam 7, and the seat basin tube 21 is buckled with the seat cushion foam 8. The seat cushion 2 covered with the seat cushion foam 8 is driven by the rotating mechanism 4 to turn forward, as shown in fig. 10, to provide space for turning down the backrest 1 covered with the backrest foam 7. Next, the backrest 1 covered with the backrest foam 7 is turned flat, as shown in fig. 11. The front row seat and the rear row seat after being turned flat are positioned on the same plane, so that a full flat position surface can be formed, more rest space or storage space is provided for passengers, and the requirements of various application scenes of the whole vehicle are met, as shown in fig. 14.
When the seat cushion 2 needs to be turned over and reset and needs to be locked again, the seat back 1 is manually pulled up, then the seat cushion 2 is turned over and reset manually, and the steel wire 31 is inserted into the lock catch 321 and is locked by the lock catch 321.
In the second embodiment, only the differences from the foregoing embodiments are described, and the description of the same parts will not be repeated.
Referring to fig. 15 to 17, in this example, the connecting piece is a wire harness 327, when the locking assembly 3 is unlocked, the wire harness 327 is pulled first, the wire harness 327 drives the lock catch 321 to rotate with the mounting shaft 324, and the steel wire 31 is separated from the lock catch 321, so that unlocking can be completed. After unlocking, the wire harness 327 is released, the lock catch 321 reversely rotates by taking the mounting shaft 324 as the center under the action of the reset spring 325, and the lock catch 321 is reset; after reset, the reset spring 325 is in a relaxed state.
According to the utility model, the locking component is arranged between the backrest and the rear end of the seat cushion, the locking component and the lifting base are not interfered with each other, and even in the locking state of the seat cushion, the lifting base can still realize the height adjusting function, so that the use requirement of a front seat is met; the front end of the seat cushion is provided with a rotating mechanism to realize forward turning of the seat cushion and provide space for turning back.
Claims (10)
1. The utility model provides a can realize height-adjusting seat of back turn-down, includes back, seatpad, lifting base, locking subassembly, rotary mechanism, its characterized in that: the seat cushion (2) and the backrest (1) are arranged on the lifting base, a locking component (3) is arranged between the rear end of the seat cushion (2) and the bottom of the backrest (1), and the front end of the seat cushion (2) is connected with the lifting base by a rotating mechanism (4).
2. The reclining chair of claim 1 wherein the chair is adapted to recline: the lifting base comprises a side plate (9), a height adjusting mechanism (6) and a base (5), wherein the side plate (9) is located above the base (5) and on two sides of the seat cushion (2), and the height adjusting mechanism (6) is arranged between the side plate (9) and the base (5).
3. The reclining chair of claim 1 wherein the chair is adapted to recline: the backrest (1) comprises a framework (11), connecting plates (12) and fixed pipe fittings (13), wherein one connecting plate (12) is respectively installed on two sides of the bottom of the framework (11), the end part of each connecting plate (12) is connected with a lifting base, the fixed pipe fittings (13) are installed between the two connecting plates (12), and the fixed pipe fittings (13) are connected with a locking assembly (3).
4. A reclining chair according to claim 3, wherein the chair is adapted to recline: the seat cushion supporting structure (14) is arranged on the fixed pipe fitting (13), the front end of the seat cushion supporting structure (14) supports the seat cushion (2), and a buffer block (15) is arranged between the seat cushion supporting structure (14) and the seat cushion (2).
5. The reclining chair of claim 1 wherein the chair is adapted to recline: the seat cushion (2) is provided with a seat basin pipe (21), the rear end of the seat basin pipe (21) is connected with the locking component (3), and the front end of the seat basin pipe (21) is connected with the rotating mechanism (4).
6. A reclining chair according to claim 3 or 5, wherein the chair is adapted to recline: the framework (11) is buckled with the backrest foam (7), and the seat basin pipe (21) is buckled with the seat cushion foam (8).
7. The reclining chair of claim 1 wherein the chair is adapted to recline: the locking assembly (3) comprises a steel wire (31) and a locking mechanism (32), wherein the end part of the steel wire (31) is arranged at the bottom of the backrest (1), the locking mechanism (32) is arranged at the rear end of the seat cushion (2), and the middle part of the steel wire (31) is connected with or separated from the locking mechanism (32).
8. The reclining chair of claim 7 wherein the chair is adapted to recline: locking mechanism (32) include hasp (321), fixed panel beating (322), installation panel beating (323), installation axle (324), reset spring (325), connecting piece, the tip and the hasp (321) of connecting piece are connected, hasp (321) withhold steel wire (31) or separate with steel wire (31), adopt installation axle (324), reset spring (325) to be connected between hasp (321) and the fixed panel beating (322), fixed panel beating (322) are fixed in the bottom of installation panel beating (323), installation panel beating (323) are connected with the rear end of seatpad (2).
9. The reclining chair of claim 8 wherein the chair is adapted to recline: the connector comprises a drawstring (326) or a wire harness (327).
10. The reclining chair of claim 1 wherein the chair is adapted to recline: the rotating mechanism (4) comprises a front pipe (41), a front pipe support (42), a seat cushion support (43) and a front connecting rod (44), wherein two ends of the front pipe (41) are connected with the lifting base, the end part of the front pipe support (42) is fixed with the front pipe (41), the other end part of the front pipe support (42) is rotationally connected with the end part of the front connecting rod (44), and the other end part of the front connecting rod (44) is connected with the front end of the seat cushion (2) through the seat cushion support (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320629311.9U CN219769689U (en) | 2023-03-28 | 2023-03-28 | Height-adjustable seat capable of realizing back-rest turning-up |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320629311.9U CN219769689U (en) | 2023-03-28 | 2023-03-28 | Height-adjustable seat capable of realizing back-rest turning-up |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219769689U true CN219769689U (en) | 2023-09-29 |
Family
ID=88130568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320629311.9U Active CN219769689U (en) | 2023-03-28 | 2023-03-28 | Height-adjustable seat capable of realizing back-rest turning-up |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219769689U (en) |
-
2023
- 2023-03-28 CN CN202320629311.9U patent/CN219769689U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |