CN113525438A - Lifting mechanism and unmanned seat with same - Google Patents
Lifting mechanism and unmanned seat with same Download PDFInfo
- Publication number
- CN113525438A CN113525438A CN202111071379.1A CN202111071379A CN113525438A CN 113525438 A CN113525438 A CN 113525438A CN 202111071379 A CN202111071379 A CN 202111071379A CN 113525438 A CN113525438 A CN 113525438A
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- CN
- China
- Prior art keywords
- guide rail
- lifting mechanism
- inner guide
- movable part
- fixed part
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D33/00—Seats
- B61D33/0057—Seats characterised by their mounting in vehicles
- B61D33/0078—Seats characterised by their mounting in vehicles adjustably mounted
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention relates to the technical field of rail transit, in particular to a lifting mechanism and an unmanned seat with the same, wherein a movable part of an inner guide rail is inserted into a fixed part of an outer guide rail and slides in the fixed part of the outer guide rail; the movable part of the inner guide rail is internally provided with a pawl component, the side edge of the fixed part of the outer guide rail is provided with a clamping groove matched with the pawl component, the movable part of the inner guide rail is arranged on the fixed part of the outer guide rail and slides to a proper gear in the inner guide rail, the pawl component is clamped in the clamping groove and locked in a modularized mode through a locking button, the movable part of the inner guide rail is lifted by a lifting mechanism to reach a lifting stroke for automatic clamping, the movable part of the inner guide rail is locked by the locking button at a required stroke height, and when the movable part of the inner guide rail is lifted to a maximum stroke position, the movable part of the inner guide rail can automatically fall back to a low position; self-lubricating friction plates are arranged in the guide rails, the guide rails can freely lift, and the service performance is improved.
Description
Technical Field
The invention relates to the technical field of rail transit, in particular to a lifting mechanism and an unmanned seat with the same.
Background
At present, generally adopt outer guide rail to set up outer semicircle draw-in groove, draw-in groove department sets up semi-circular rotatory calorie of axle, interior guide rail sets up several (setting according to the demand of stroke) interior semicircle draw-in grooves, with rotatory calorie of axle articulated handle, when manual twist grip 180, semicircle and draw-in groove realize the screens and break away from, at this moment, manual pulling inner guide rail reciprocates and realizes elevating system, this elevating system is difficult to operate, easy jamming, and not too good find semi-circular rotatory calorie of axle and fall into interior draw-in groove, influence normal use.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the lifting mechanism is arranged in a modularized mode, and can be lifted to reach the lifting stroke through the lifting mechanism to be automatically clamped, and the unmanned seat with the lifting mechanism is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a lifting mechanism of a pilotless seat comprises an inner guide rail movable part and an outer guide rail fixed part, wherein the inner guide rail movable part is inserted into the outer guide rail fixed part and slides in the outer guide rail fixed part; the inner guide rail moving part is internally provided with a pawl component, the side edge of the outer guide rail fixing part is provided with a clamping groove matched with the pawl component, the inner guide rail moving part slides to a proper gear in the outer guide rail fixing part, and the pawl component is clamped in the clamping groove and locked by a locking button.
Furthermore, a self-lubricating friction plate is arranged between the movable part of the inner guide rail and the fixed part of the outer guide rail, so as to reduce the friction force between the movable part of the inner guide rail and the fixed part of the outer guide rail.
Further, the pawl component comprises a clamping pin and a locking hook, the locking hook is sleeved on the clamping pin, the hook head of the locking hook is arranged towards the driver seat, and a spring device is installed at the lower end of the locking hook and used for ejecting the pawl component into the clamping groove.
Furthermore, the movable part of the inner guide rail is of a hollow structure, a through hole is formed in the side wall of the movable part of the inner guide rail, and a lock catch is arranged on one side wall of the through hole and matched with a lock hook in the pawl assembly.
Furthermore, the spring device comprises a spring seat and a compression spring, the spring seat is mounted on the wall of the inner cavity of the movable part of the inner guide rail, the compression spring is mounted on the spring seat, and the upper end of the compression spring abuts against the locking hook.
Furthermore, the clamping pin extends out of the through hole and penetrates through the self-lubricating friction plate to be clamped in the clamping groove.
Furthermore, a supporting plate cushion is arranged at the upper end of the movable part of the inner guide rail, and a supporting cushion is arranged on the supporting plate cushion and used for supporting the driver seat after the driver seat is rotationally unfolded.
Further, the draw-in groove comprises spout and inclined groove, the spout link up the setting with the inclined groove each other, and the inclined groove is from last down slope.
Furthermore, the outer peripheral surface of the movable part of the inner guide rail is provided with a convex strip, and the cross section of the convex strip is arc-shaped so as to improve the sliding fluency between the movable part of the inner guide rail and the fixed part of the outer guide rail.
The utility model provides an unmanned seat, includes driver's seat and folding leg, and elevating system is installed to driver's seat's lower extreme, and folding leg is installed to elevating system's side for support folding leg support, the base is installed to elevating system's bottom.
The invention has the advantages that the defects in the background technology are overcome, the lifting mechanism is arranged in a modularized way, the lifting mechanism can be lifted to reach the lifting stroke to be automatically clamped, the required stroke height is locked by the locking button, and when the lifting mechanism is lifted to the maximum stroke position, the lifting mechanism can automatically fall back to the low position; self-lubricating friction plates are arranged in the guide rails, the guide rails can freely lift, and the service performance is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a perspective view of the lift mechanism of the present invention;
FIG. 2 is an exploded view of FIG. 1 of the present invention;
FIG. 3 is an exploded view of the present invention in another orientation than FIG. 2;
FIG. 4 is a schematic structural view of the pawl assembly of the present invention;
FIG. 5 is a front view of the present invention drone seat;
FIG. 6 is a left side view of FIG. 5 of the present invention;
figure 7 is a perspective view of the present invention unmanned seat.
In the figure: 1. the automobile seat comprises a driver seat, 2 folding legs, 3 an inner guide rail movable part, 4 an outer guide rail fixed part, 5 a clamping groove, 6 a clamping pin, 7 a locking hook, 8 a spring seat, 9 a compression spring, 10 a through hole, 11 a lock catch, 12 a locking button, 13 a support plate cushion, 14 a support cushion, 15 a base, 16 a sliding groove, 17 an inclined groove, 18 a limiting convex point, 19 a convex strip and 20 a self-lubricating friction plate.
Detailed Description
The invention will now be described in further detail with reference to the drawings and preferred embodiments. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
Example 1:
a lifting mechanism as shown in fig. 1 to 4, comprising an inner rail moving part 3 and an outer rail fixing part 4, wherein the inner rail moving part 3 is inserted into the outer rail fixing part 4 and slides in the outer rail fixing part 4; install pawl component in the inner rail movable part 3, the side of outer rail fixed part 4 seted up with pawl component matched with draw-in groove 5, inner rail movable part 3 slides to suitable gear in outer rail fixed part 4, and pawl component card is gone into in draw-in groove 5 to lock through locking button 12.
As shown in fig. 1, a self-lubricating friction plate 20 is provided between the inner rail moving part 3 and the outer rail fixing part 4 to reduce the friction between the inner rail moving part 3 and the outer rail fixing part 4.
As shown in fig. 4, the pawl assembly includes a latch 6 and a latch hook 7, the latch 6 is sleeved with the latch hook 7, a hook head of the latch hook 7 is arranged toward the driver seat 1, and a spring device is installed at a lower end of the latch hook 7 for springing the pawl assembly into the latch slot 5;
the locking groove 5 is composed of a sliding groove 16 and an inclined groove 17, the sliding groove 16 and the inclined groove 17 are arranged to be communicated with each other, and the inclined groove 17 is inclined from top to bottom.
In addition, the spring device comprises a spring seat 8 and a compression spring 9, the spring seat 8 is installed on the inner cavity wall of the inner guide rail moving part 3, the compression spring 9 is installed on the spring seat 8, and the upper end of the compression spring 9 abuts against the locking hook 7.
As shown in fig. 2 to 3, the inner rail moving portion 3 and the outer rail fixing portion 4 are both hollow structures, a through hole 10 is formed in a side wall of the inner rail moving portion 3, a lock catch 11 is arranged on a side wall of the through hole 10, the lock catch 11 is arranged towards the driver seat 1, and the lock catch 11 is matched with the lock hook 7 in the pawl assembly.
As shown in fig. 1, the bayonet 6 extends out of the through hole 10 and passes through the self-lubricating friction plate 20 to be clamped in the bayonet 5, and the bayonet 5, the through hole 10 and the self-lubricating friction plate 20 are all located on the same side of the inner guide rail moving part 3.
The upper end of the inner guide rail moving part 3 is provided with a supporting plate cushion 13, and a supporting cushion 14 is arranged on the supporting plate cushion 13 and used for propping against the driver seat 1 after the driver seat 1 rotates and expands; the lower end of the inner guide rail movable part 3 is provided with a limiting salient point 18, the limiting salient point 18 is arranged close to the through hole 10 and is arranged at one end far away from the lock catch 11, and the self-lubricating friction plate 20 is prevented from sliding out between the inner guide rail movable part 3 and the outer guide rail fixed part 4.
The outer peripheral surface of the inner guide rail moving part 3 is provided with convex strips 19, and the cross section of each convex strip 19 is arc-shaped so as to improve the sliding fluency between the inner guide rail moving part 3 and the outer guide rail fixing part 4.
As shown in fig. 1-7, an unmanned seat comprises a driver seat 1 and folding legs 2, wherein a lifting mechanism is installed at the lower end of the driver seat 1, the folding legs 2 are installed at the side edges of the lifting mechanism and used for supporting the folding legs 2, and a base 15 is installed at the bottom of the lifting mechanism.
The working process is as follows:
the seat lifting process:
step 1: the lock button 12 at the lifting mechanism is pressed for unlocking;
step 2: manually pulling the movable part 3 of the inner guide rail to the first stroke clamping groove 5, and enabling the clamping pin 6 to fall into the inclined groove 17 under the action of the elastic force of the compression spring 9 in the spring device, and at the moment, if the height is proper, locking is carried out by pressing the locking button 12;
and step 3: if the height needs to be adjusted again, firstly pressing the locking button 12, manually pulling out the inner guide rail movable part 3, repeating the step 2, upwards, adjusting to a proper gear according to the gear number set by the unmanned seat, and pressing the locking button 12 for locking;
the seat descending process:
if the chair is adjusted to the highest gear, the inner guide rail moving part 3 is required to be adjusted to a lower position, the inner guide rail moving part 3 can be pulled out manually, firstly, the inner guide rail moving part slides to the top notch according to the ascending path, the locking hook 7 enables the clamping pin 6 to fall into the sliding groove 16 under the pushing force of the compression spring 9, the compression spring 9 is obliquely arranged, the pressing force of the compression spring 9 ensures that the clamping pin 6 moves linearly in the sliding groove 16, at the moment, the compression spring 9 in the spring device cannot push the clamping pin 6 to fall into the inclined groove 17, then, the inner guide rail moving part 3 falls back to the initial position, and finally, the operation steps in the seat ascending process are repeated.
Example 2:
the difference from example 1 is that: the hook head of latch hook 7 deviates from driver seat 1 and sets up, and the opening of hasp 11 on the lateral wall of through hole 10 sets up towards driver seat 1, and the latch hook 7 cooperation in hasp 11 and the pawl subassembly, and inclined groove 17 is for following up slope down.
While particular embodiments of the present invention have been described in the foregoing specification, various modifications and alterations to the previously described embodiments will become apparent to those skilled in the art from this description without departing from the spirit and scope of the invention.
Claims (10)
1. A lifting mechanism comprises an inner guide rail movable part (3) and an outer guide rail fixed part (4), and is characterized in that: the inner guide rail movable part (3) is inserted into the outer guide rail fixed part (4) and slides in the outer guide rail fixed part (4);
install pawl component in interior guide rail movable part (3), the side of outer guide rail fixed part (4) seted up with pawl component matched with draw-in groove (5), interior guide rail movable part (3) slide to suitable gear in outer guide rail fixed part (4), during pawl component card goes into draw-in groove (5) to lock through locking button (12).
2. A lifting mechanism as claimed in claim 1, wherein: and a self-lubricating friction plate (20) is arranged between the inner guide rail movable part (3) and the outer guide rail fixed part (4) and is used for reducing the friction force between the inner guide rail movable part (3) and the outer guide rail fixed part (4).
3. A lifting mechanism as claimed in claim 1, wherein: the pawl assembly comprises a clamping pin (6) and a locking hook (7), the locking hook (7) is sleeved on the clamping pin (6), and a spring device is installed at the lower end of the locking hook (7) and used for ejecting the pawl assembly into the clamping groove (5).
4. A lifting mechanism as claimed in claim 1, wherein: the inner guide rail moving part (3) is of a hollow structure, a through hole (10) is formed in the side wall of the inner guide rail moving part (3), a lock catch (11) is arranged on one side wall of the through hole (10), and the lock catch (11) is matched with a lock hook (7) in the pawl assembly.
5. A lifting mechanism as claimed in claim 3, wherein: the spring device comprises a spring seat (8) and a compression spring (9), the spring seat (8) is installed on the inner cavity wall of the inner guide rail moving part (3), the compression spring (9) is installed on the spring seat (8), and the upper end of the compression spring (9) abuts against the locking hook (7).
6. A lifting mechanism as claimed in claim 3, wherein: the clamping pin (6) extends out of the through hole (10) and penetrates through the self-lubricating friction plate (20) to be clamped in the clamping groove (5).
7. A lifting mechanism as claimed in claim 1, wherein: the upper end of the inner guide rail moving part (3) is provided with a supporting plate cushion (13), and a supporting cushion (14) is arranged on the supporting plate cushion (13) and used for supporting the driver seat (1) after the driver seat (1) is rotationally unfolded.
8. A lifting mechanism as claimed in claim 6, wherein: the clamping groove (5) is composed of a sliding groove (16) and an inclined groove (17), and the sliding groove (16) and the inclined groove (17) are arranged in a mutually communicated mode.
9. A lifting mechanism as claimed in claim 1, wherein: the outer peripheral surface of the inner guide rail movable part (3) is provided with convex strips (19), and the cross section of each convex strip (19) is arc-shaped so as to improve the sliding fluency between the inner guide rail movable part (3) and the outer guide rail fixed part (4).
10. An unmanned seat, includes driver's seat (1) and folding leg (2), its characterized in that: the lower end of the driver seat (1) is provided with the lifting mechanism as claimed in any one of claims 1 to 9, the side edge of the lifting mechanism is provided with the folding leg (2) for supporting the folding leg (2), and the bottom of the lifting mechanism is provided with the base (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111071379.1A CN113525438A (en) | 2021-09-14 | 2021-09-14 | Lifting mechanism and unmanned seat with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111071379.1A CN113525438A (en) | 2021-09-14 | 2021-09-14 | Lifting mechanism and unmanned seat with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113525438A true CN113525438A (en) | 2021-10-22 |
Family
ID=78093216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111071379.1A Pending CN113525438A (en) | 2021-09-14 | 2021-09-14 | Lifting mechanism and unmanned seat with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113525438A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203207577U (en) * | 2013-04-13 | 2013-09-25 | 周德元 | Novel chair back height adjuster |
| CN204599747U (en) * | 2015-04-24 | 2015-09-02 | 路华（厦门）贸易有限公司 | A kind of height-adjustable dual crossing folding table |
| CN206355502U (en) * | 2016-12-07 | 2017-07-28 | 浙江金拓机电有限公司 | A kind of hand-operated lifting structure of elliptical machine |
| CN206491502U (en) * | 2016-12-09 | 2017-09-15 | 吕园园 | A kind of liftable children for learning tables and chairs |
| CN214112349U (en) * | 2021-01-15 | 2021-09-03 | 无锡职业技术学院 | Multi-functional bus seat of telescopic |
-
2021
- 2021-09-14 CN CN202111071379.1A patent/CN113525438A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203207577U (en) * | 2013-04-13 | 2013-09-25 | 周德元 | Novel chair back height adjuster |
| CN204599747U (en) * | 2015-04-24 | 2015-09-02 | 路华（厦门）贸易有限公司 | A kind of height-adjustable dual crossing folding table |
| CN206355502U (en) * | 2016-12-07 | 2017-07-28 | 浙江金拓机电有限公司 | A kind of hand-operated lifting structure of elliptical machine |
| CN206491502U (en) * | 2016-12-09 | 2017-09-15 | 吕园园 | A kind of liftable children for learning tables and chairs |
| CN214112349U (en) * | 2021-01-15 | 2021-09-03 | 无锡职业技术学院 | Multi-functional bus seat of telescopic |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211022 |