CN211075628U - Automobile seat height adjusting device - Google Patents
Automobile seat height adjusting device Download PDFInfo
- Publication number
- CN211075628U CN211075628U CN201921591981.6U CN201921591981U CN211075628U CN 211075628 U CN211075628 U CN 211075628U CN 201921591981 U CN201921591981 U CN 201921591981U CN 211075628 U CN211075628 U CN 211075628U
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- China
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- upper frame
- support arm
- chassis
- hinged
- frame sliding
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Abstract
The utility model discloses a car seat height adjusting device aims at providing a simple structure, and it is convenient to adjust, can adjust the car seat height adjusting device to suitable high position rapidly. The device comprises a fixed underframe, wherein an underframe sliding rail and an underframe sliding block sliding along the underframe sliding rail are arranged on the fixed underframe; the pushing executing mechanism is used for driving the bottom frame sliding block to slide along the bottom frame sliding rail; the adjusting upper frame is positioned above the fixed bottom frame, an upper frame sliding rail and an upper frame sliding block sliding along the upper frame sliding rail are arranged on the adjusting upper frame, and the upper frame sliding rail is parallel to the bottom frame sliding rail; and an X-shaped cross folding arm for connecting the fixed underframe and the adjusting upper frame. The X-shaped cross folding arm comprises a first support arm and a second support arm which are mutually crossed and hinged at the middle part, the lower end of the first support arm is hinged with the fixed bottom frame, the upper end of the first support arm is hinged with the adjusting upper frame, the lower end of the second support arm is hinged with the bottom frame sliding block, and the upper end of the second support arm is hinged with the upper frame sliding block.
Description
Technical Field
The utility model relates to a height adjusting device, concretely relates to car seat height adjusting device.
Background
With the improvement of science and technology and the improvement of the living standard of people, people put forward higher requirements on the use of automobiles. The rapid development and popularization of automobiles enable automobile owners to adjust the height of automobile seats according to the height of the automobile owners. The structure of the conventional automobile seat height adjusting device is complex and tedious, and the adjustment to a proper position can be met by frequently adjusting for many times due to the limitation of an adjusting mechanism. The automobile seat height adjusting device is divided into a manual type and an electric type: the manual adjustment needs to be carried out for a plurality of times, and the adjustment is not accurate enough and is relatively complicated; the electric adjustment adopts motor drive to replace manual adjustment process, but the adjustment mechanism in the seat is similar and has the same defect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the deficiencies in the prior art, providing a simple structure, it is convenient to adjust, can adjust the car seat height adjusting device to suitable high position rapidly.
The technical scheme of the utility model is that:
a vehicle seat height adjusting apparatus comprising:
the fixed underframe is provided with an underframe slide rail and an underframe slide block sliding along the underframe slide rail;
the pushing executing mechanism is used for driving the bottom frame sliding block to slide along the bottom frame sliding rail;
the adjusting upper frame is positioned above the fixed bottom frame, an upper frame sliding rail and an upper frame sliding block sliding along the upper frame sliding rail are arranged on the adjusting upper frame, and the upper frame sliding rail is parallel to the bottom frame sliding rail; and
an X-shaped cross folding arm for connecting the fixed underframe and the adjusting upper frame;
the X-shaped cross folding arm comprises a first support arm and a second support arm which are mutually crossed and hinged at the middle part, the lower end of the first support arm is hinged to the fixed bottom frame, the upper end of the first support arm is hinged to the adjusting upper frame, the lower end of the second support arm is hinged to the bottom frame sliding block, and the upper end of the second support arm is hinged to the upper frame sliding block.
The automobile seat height adjusting device is simple in structure, convenient to adjust and capable of being rapidly adjusted to a proper height position.
Preferably, the two underframe slide rails are parallel, underframe slide blocks on the two underframe slide rails are connected through a first connecting rod, the lower end of the second support arm is hinged with the underframe slide blocks through the first connecting rod, and the lower end of the second support arm is hinged with the first connecting rod. This scheme structure is favorable to improving adjusting device's operating stability.
Preferably, the pushing executing mechanism comprises a screw rod which is rotatably arranged on the fixed underframe through a bearing and a driving motor which is used for driving the screw rod to rotate, the screw rod is parallel to the underframe slide rail, a screw rod screw hole which is matched with the screw rod is arranged on the first connecting rod, the screw rod is arranged in the screw rod screw hole, and the screw rod is connected with the screw rod screw hole through threads.
According to the scheme, the motor drives the screw rod to rotate, the rotary motion of the screw rod is converted into the motion of the first connecting rod in the horizontal direction, and the height adjustment of the upper frame is achieved. Due to the adoption of the screw transmission of the screw rod, the adjusting device has the advantages of accurate adjustment, wide adjusting range, quick adjustment to a proper height position and no need of multiple adjustments; and the automatic locking of height is realized to the lead screw after stalling, and adjusting device need not to increase other extra locking mechanism.
Preferably, the output shaft of the driving motor is connected with the screw rod through a gear mechanism, the gear mechanism comprises a driving gear arranged on the output shaft of the driving motor and a driven gear arranged on the screw rod, the driving gear is meshed with the driven gear, and the outer diameter of the driving gear is smaller than that of the driven gear.
Preferably, the two upper frame sliding rails are parallel, the upper frame sliding blocks on the two upper frame sliding rails are connected through a second connecting rod, the upper end of the second support arm is hinged to the upper frame sliding block through the second connecting rod, and the upper end of the second support arm is hinged to the second connecting rod. This scheme structure is favorable to improving adjusting device's operating stability.
Preferably, the fixed underframe is parallel to the adjusting upper frame.
Preferably, the chassis slide rail is provided with a chassis limiting block for limiting the chassis slide block, and the lower end of the first support arm and the chassis limiting block are positioned on two opposite sides of the chassis slide block.
Preferably, the upper rack sliding rail is provided with an upper rack limiting block for limiting the upper rack sliding block, and the upper end of the first support arm and the upper rack limiting block are located on two opposite sides of the upper rack sliding block.
The utility model has the advantages that: the adjustable height adjusting device has the characteristics of simple structure, convenience in adjustment and capability of being quickly adjusted to a proper height position.
Drawings
Fig. 1 is a schematic structural diagram of the height adjusting device of the car seat of the present invention.
In the figure: the adjustable lifting device comprises a fixed underframe 1, an adjustable upper frame 2, a first support arm 3, a second support arm 4, a driving motor 5, a driving gear 6, a driven gear 7, a screw rod 8, a first connecting rod 9, an underframe slide rail 10, an underframe slide block 11, an underframe limiting block 12, an upper frame slide rail 13, an upper frame slide block 14 and a second connecting rod 15.
Detailed Description
The invention will be described in further detail with reference to the following detailed description and accompanying drawings:
as shown in fig. 1, a vehicle seat height adjusting apparatus includes: the fixed underframe 1 is provided with an underframe slide rail 10 and an underframe slide block 11 which slides along the underframe slide rail; the pushing executing mechanism is used for driving the bottom frame sliding block to slide along the bottom frame sliding rail; an adjusting upper frame 2 positioned above the fixed underframe; and an X-shaped cross folding arm for connecting the fixed underframe and the adjusting upper frame.
The fixed underframe is parallel to the adjusting upper frame. The chassis slide rails are two, the two chassis slide rails are parallel, and chassis slide blocks on the two chassis slide rails are connected through a first connecting rod 9.
The adjusting upper frame is provided with an upper frame slide rail 13 and an upper frame slide block 14 which slides along the upper frame slide rail. The upper frame slide rails are two, and the two upper frame slide rails are parallel. The upper frame sliding blocks on the two upper frame sliding rails are connected through a second connecting rod 15. The upper frame slide rail is parallel to the bottom frame slide rail.
The X-shaped cross-fold arm comprises a first arm 3 and a second arm 4 which are cross-hinged to each other at the middle. The articulated shaft that first support arm and second support arm articulated link to each other is perpendicular mutually with the upper rack slide rail. The lower end of the first support arm is hinged with the fixed underframe. The upper end of the first support arm is hinged with the adjusting upper frame. And the chassis slide rail is provided with a chassis limiting block 12 for limiting the chassis slide block. The lower end of the first support arm and the underframe limiting block are positioned at two opposite sides of the underframe sliding block. An upper frame limiting block used for limiting the upper frame sliding block is arranged on the upper frame sliding rail. The upper end of the first support arm and the upper frame limiting block are positioned on two opposite sides of the upper frame sliding block.
The lower end of the second arm is hinged with the chassis sliding block, in this embodiment, the lower end of the second arm is hinged with the chassis sliding block through a first connecting rod, and the lower end of the second arm is hinged with the first connecting rod. The upper end of the second support arm is hinged with the upper frame sliding block, in this embodiment, the upper end of the second support arm is hinged with the upper frame sliding block through a second connecting rod, and the upper end of the second support arm is hinged with the second connecting rod.
The pushing executing mechanism comprises a screw rod 8 which is rotatably arranged on the fixed underframe through a bearing and a driving motor 5 for driving the screw rod to rotate. The driving motor is installed on the fixed underframe. The screw rod is parallel to the bottom frame slide rail. The first connecting rod is provided with a screw rod screw hole matched with the screw rod. The screw rod is arranged in the screw hole of the screw rod, and the screw rod is connected with the screw hole of the screw rod through threads. The output shaft of the driving motor is connected with the screw rod through a gear mechanism. The gear mechanism includes a drive gear 6 provided on an output shaft of the drive motor and a driven gear 7 provided on the lead screw. The driving gear is meshed with the driven gear, and the outer diameter of the driving gear is smaller than that of the driven gear.
The specific use of the vehicle seat height adjusting apparatus of the present embodiment is as follows:
the fixed underframe is installed on the automobile body, and the automobile seat is installed on the adjusting upper frame.
When the height of the automobile seat is adjusted, the motor drives the screw rod to rotate, the rotating motion of the screw rod is converted into the motion of the first connecting rod and the chassis sliding block in the horizontal direction, and therefore the X-shaped crossed folding arm drives the adjusting upper frame to ascend or descend, and the height of the automobile seat is adjusted. Due to the adoption of the screw transmission of the screw rod, the adjusting device has the advantages of accurate adjustment, wide adjusting range, quick adjustment to a proper height position and no need of multiple adjustments; and the automatic locking of height is realized to the lead screw after stalling, and adjusting device need not to increase other extra locking mechanism.
Claims (8)
1. A car seat height adjusting device, characterized by includes:
the fixed chassis (1) is provided with a chassis sliding rail (10) and a chassis sliding block (11) which slides along the chassis sliding rail;
the pushing executing mechanism is used for driving the bottom frame sliding block to slide along the bottom frame sliding rail;
the adjusting upper frame (2) is positioned above the fixed bottom frame, an upper frame sliding rail (13) and an upper frame sliding block (14) sliding along the upper frame sliding rail are arranged on the adjusting upper frame, and the upper frame sliding rail is parallel to the bottom frame sliding rail; and
an X-shaped cross folding arm for connecting the fixed underframe and the adjusting upper frame;
the X-shaped cross folding arm comprises a first support arm (3) and a second support arm (4) which are mutually crossed and hinged at the middle part, the lower end of the first support arm is hinged to a fixed bottom frame, the upper end of the first support arm is hinged to an upper adjusting frame, the lower end of the second support arm is hinged to a bottom frame sliding block, and the upper end of the second support arm is hinged to an upper frame sliding block.
2. The height adjusting device of claim 1, wherein the two chassis slide rails are parallel, the chassis slide blocks on the two chassis slide rails are connected by a first connecting rod (9), the lower end of the second arm is connected with the chassis slide block by the first connecting rod in an articulated manner, and the lower end of the second arm is connected with the first connecting rod in an articulated manner.
3. The vehicle seat height adjusting device of claim 2, wherein the pushing actuator comprises a screw rod (8) rotatably disposed on the fixed base frame through a bearing and a driving motor (5) for driving the screw rod to rotate, the screw rod is parallel to the slide rail of the base frame, the first link is provided with a screw rod screw hole engaged with the screw rod, the screw rod is disposed in the screw rod screw hole, and the screw rod screw hole are connected through a screw thread.
4. The vehicle seat height adjusting apparatus according to claim 3, wherein the output shaft of the driving motor is connected to the screw via a gear mechanism, the gear mechanism includes a driving gear (6) provided on the output shaft of the driving motor and a driven gear (7) provided on the screw, the driving gear is engaged with the driven gear, and an outer diameter of the driving gear is smaller than an outer diameter of the driven gear.
5. The vehicle seat height adjusting device according to claim 1, 2, 3 or 4, wherein the two upper frame rails are parallel, the upper frame sliding blocks on the two upper frame rails are connected through a second connecting rod (15), the upper end of the second support arm is hinged with the upper frame sliding block through the second connecting rod, and the upper end of the second support arm is hinged with the second connecting rod.
6. The vehicle seat height adjusting apparatus according to claim 1, 2, 3 or 4, wherein the fixed base frame is parallel to the adjusting upper frame.
7. The vehicle seat height adjusting device according to claim 1, 2, 3 or 4, wherein the chassis slide rail is provided with a chassis stopper (12) for stopping the chassis slide block, and the lower end of the first arm and the chassis stopper are located on opposite sides of the chassis slide block.
8. The vehicle seat height adjusting device according to claim 1, 2, 3 or 4, wherein the upper frame slide rail is provided with an upper frame stopper for limiting the upper frame slide block, and the upper end of the first arm and the upper frame stopper are located on two opposite sides of the upper frame slide block.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921591981.6U CN211075628U (en) | 2019-09-23 | 2019-09-23 | Automobile seat height adjusting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921591981.6U CN211075628U (en) | 2019-09-23 | 2019-09-23 | Automobile seat height adjusting device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211075628U true CN211075628U (en) | 2020-07-24 |
Family
ID=71639006
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201921591981.6U Active CN211075628U (en) | 2019-09-23 | 2019-09-23 | Automobile seat height adjusting device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211075628U (en) |
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2019
- 2019-09-23 CN CN201921591981.6U patent/CN211075628U/en active Active
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