CN111907543A - Dual-purpose seat for sitting and lying in business area of rail train - Google Patents
Dual-purpose seat for sitting and lying in business area of rail train Download PDFInfo
- Publication number
- CN111907543A CN111907543A CN202010869725.XA CN202010869725A CN111907543A CN 111907543 A CN111907543 A CN 111907543A CN 202010869725 A CN202010869725 A CN 202010869725A CN 111907543 A CN111907543 A CN 111907543A
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- seat
- sitting
- leg support
- lying
- sliding rail
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D33/00—Seats
- B61D33/0007—Details; Accessories
- B61D33/0014—Seat frames
- B61D33/0021—Seat frames for adjustable or reclining seats
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D33/00—Seats
- B61D33/0007—Details; Accessories
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention belongs to the technical field of railway vehicle seats, and discloses a sitting and lying dual-purpose seat in a business area of a railway train, which comprises an underframe, a translation slide rail assembly, a translation driving mechanism, a height adjustment driving mechanism and a leg support driving mechanism, wherein a rack I and a screw rod I are installed on the underframe; the three-section sliding rail is used, so that the folding device occupies small space, and can realize larger stroke when being unfolded; the translation driving mechanism, the height adjusting driving mechanism and the leg support driving mechanism are in numerical control linkage to realize the sitting posture, semi-lying state and full-lying state of the seat, and the sitting posture can be adjusted to the lying posture in a stepless mode.
Description
Technical Field
The invention belongs to the technical field of railway vehicle seats, and particularly relates to a seating and sleeping dual-purpose seat for a business area of a railway train.
Background
Rail vehicle is public transport means, the seat is as the interface of passenger most direct contact, its humanized level directly influences the travelling comfort of passenger on the car, on the seat, except optimizing seat cushion plate structure, still including increasing the seat socket, a series of improvements such as seat chassis revolving rack, though all effectual improvement the comfort level of passenger trip, but current commercial area seat uses two sections slide rails, all occupy great area when position of sitting, the position of lying state, can only arrange the less seat of quantity, can not make full use of car inner space.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention provides a sitting and lying dual-purpose seat for a business area of a rail train, which comprises an underframe, a translation slide rail assembly, a translation driving mechanism, a height adjusting driving mechanism and a leg support driving mechanism, wherein a rack I and a screw rod I are installed on the underframe, the translation slide rail assembly comprises three sections of slide rails which are respectively a slide rail I, a slide rail II and a slide rail III, the slide rail III is installed in a matching way with the slide rail II, the slide rail I is installed in a matching way with the slide rail II, the slide rail III is arranged on the upper side of the slide rail I, the slide rail I is fixed on the underframe, the slide rail II is hinged with a backrest connecting rod and is fixed with a gear transmission box, the rack II is.
The translation driving mechanism comprises a first motor and a first flexible shaft, two ends of the first motor are connected with the first flexible shaft, the other end of the first flexible shaft is connected with a first speed reducer with a screw rod and a nut, and the first speed reducer is fixed on a second sliding rail; the first motor drives the first screw rod and the first nut to translate on the first screw rod, the second slide rail and the backrest are driven to translate along the first slide rail, meanwhile, the third slide rail and the second cushion are driven to translate along the second slide rail through gear and rack transmission, and the translation speed of the cushion is n times of that of the backrest.
The height adjusting driving mechanism comprises a second motor, a second flexible shaft and a height adjusting rotating shaft, one end of the second motor is connected with the second flexible shaft, the other end of the second flexible shaft is connected with a second speed reducer with a second screw rod, the other end of the second motor is connected with the second speed reducer with the second screw rod, the second speed reducer is hinged with a linking piece fixed on the second rack, the height adjusting rotating shaft is hinged with the cushion, and two nuts of the second screw rod are arranged at the left end and the right end of the height adjusting rotating shaft; the second motor drives the second screw rod to rotate and drives the height adjusting rotating shaft to move up and down, so that the height of the seat in sitting, semi-lying and full-lying states can be adjusted.
The leg support driving mechanism comprises a motor III, a speed reducer III and a leg support connecting rod, the motor III is installed on the cushion connecting rod, one end of the leg support connecting rod is connected with the front end of the cushion, the other end of the leg support connecting rod is connected with the leg support, one end of the motor III is connected with the speed reducer III with a lead screw nut, and the lead screw III is hinged with the leg support connecting rod; the third motor drives the third screw rod to realize the unfolding and folding of the leg support; a sensitive adhesive tape is arranged at the front edge of the cushion and used for preventing extrusion, the cushion moves backwards by 10mm after an extrusion-preventing signal is detected, and unfinished work is continuously executed after the extrusion-preventing signal disappears; when the user enters the lying state from the sitting posture state or the semi-lying state, the leg support is automatically folded to the lower part, and the passenger places the feet in the foot hole of the front compartment in the lying state.
The embodiment of the invention is as follows:
the seat controller and the control surface carry out interactive RS485 communication, and the initially electrified seat is reset to a sitting posture; pressing a sitting posture button, automatically adjusting the seat from other two postures into a sitting posture, pressing the sitting posture button again if the initial state of the seat is the sitting posture, keeping the sitting posture of the seat unchanged, simultaneously lighting a sitting posture indicator light which shows that a key is activated, waiting for the next operation, and turning off the sitting posture indicator light after a few seconds if no next operation is performed; pressing the semi-prone button, automatically adjusting the seat from other two postures into a semi-prone posture, pressing the semi-prone button again if the initial state of the seat is the semi-prone posture, keeping the seat in a sitting posture unchanged, simultaneously lighting a semi-prone posture indicator lamp which is shown as key activation, waiting for the next operation, and turning off the semi-prone posture indicator lamp after a few seconds if the next operation is not performed; and pressing down the prone position button, automatically adjusting the seat from other two postures into a prone position, if the initial state of the seat is the prone position, pressing down the prone position button again, keeping the prone position of the seat unchanged, simultaneously lighting the sitting posture indicator lamp which is activated as a key, waiting for the next operation, and if the next operation is not performed, turning off the prone position indicator lamp after a few seconds. The leg rest adjustment button is divided into two buttons: a lower adjustment button and an upper adjustment button; two adjustment status indications: green arrows are up adjustment indications, and red arrows are down adjustment indications; the leg support adjusting button is inching, namely stopping when the leg support adjusting button is started, and continuously adjusting the leg support adjusting button until the leg support limit switch is started, meanwhile, the front and back adjusting indicator light is on, the button is stopped being pressed, and the adjusting indicator light is off; as long as the seat is powered on, the leg rest adjustment indication remains constantly on.
Has the advantages that:
1. the translation driving mechanism, the height adjusting driving mechanism and the leg support driving mechanism are in numerical control linkage, so that the sitting posture, the half-lying state and the full-lying state of the seat can be realized, and the sitting posture can be adjusted to the lying posture in a stepless manner.
2. The folding chair has the advantages that three sliding rails are used, so that the folding chair occupies small space when folded, can realize larger stroke when unfolded, has the unfolded stroke larger than the folded size, and can provide spacious space for passengers in a sitting posture state; the gear box is adopted for transmission, and the proper translation speed can be selected according to the space where the backrest and the cushion can move; the concentric error can be eliminated by adopting the flexible shaft; through gear speed transmission case, realized that cushion translation speed is n times of back translation speed, reasonable realization compact structure, more seats can be arranged to the same car inner area, and the position of sitting state can provide comparatively spacious space for passenger's shank to can satisfy the use of prone position state.
Drawings
FIG. 1 is a schematic view of a sitting posture configuration of the present invention;
FIG. 2 is a bottom view of the present invention in a sitting position;
FIG. 3 is a rear view of the present invention in a sitting position;
FIG. 4 is a cross-sectional view taken at A-A of the present invention;
FIG. 5 is a schematic view of the semi-horizontal configuration of the present invention;
FIG. 6 is a rear elevational view of the present invention in a semi-reclined position;
FIG. 7 is a cross-sectional view taken at B-B of the present invention;
FIG. 8 is a schematic view of the fully-lying configuration of the present invention;
FIG. 9 is a rear elevational view of the present invention in the fully reclined position;
FIG. 10 is a cross-sectional view at C-C of the present invention;
as shown in the figure: the multifunctional chair comprises an underframe 1, a first screw rod 2, a first flexible shaft 3, a first motor 4, a second flexible shaft 5, a second motor 6, a second rack 7, a first slide rail 8, a second slide rail 9, a third slide rail 10, a third motor 11, a backrest 12, a backrest connecting rod 13, a leg support connecting rod 14, a third screw rod 15, a cushion 16, a second screw rod 17, a height adjusting rotating shaft 18, a leg support 19 and a first rack 20.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides a dual-purpose seat of lying is sat in rail train commercial area, including chassis 1, translation slide rail set spare, translation actuating mechanism, altitude mixture control actuating mechanism, leg holds in the palm actuating mechanism and constitutes, install rack one 20 and lead screw one 2 on the chassis 1, translation slide rail set spare includes the three section slide rail, be slide rail one 8 respectively, slide rail two 9, slide rail three 10 and the cooperation installation of slide rail two 9, slide rail one 8 and the cooperation installation of slide rail two 9, slide rail three 10 sets up at slide rail one 8 upside, slide rail one 8 is fixed on chassis 1, slide rail two 9 are articulated with back connecting rod 13 and are fixed with the gear and pass the speed case, be fixed with rack two 7 on the slide rail three 10, rack two 7 are articulated with the cushion connecting rod.
The translation driving mechanism comprises a motor I4 and a flexible shaft I3, two ends of the motor I4 are connected with the flexible shaft I3, the other end of the flexible shaft I3 is connected with a speed reducer I with a screw rod I2 and a nut, and the speed reducer I is fixed on a sliding rail II 9; the first motor 4 drives the first screw rod 2 and the nut 2 to translate on the first screw rod 2, the second sliding rail 9 and the backrest 12 are driven to translate along the first sliding rail 8, meanwhile, the third sliding rail 10 and the seat cushion 16 are driven to translate along the second sliding rail 9 through gear and rack transmission, and the translation speed of the seat cushion 16 is n times of that of the backrest 12.
The height adjusting driving mechanism comprises a second motor 6, a second flexible shaft 5 and a height adjusting rotating shaft 18, one end of the second motor 6 is connected with the second flexible shaft 5, the other end of the second flexible shaft 5 is connected with a second speed reducer with a second screw rod 17, the other end of the second motor 6 is connected with the second speed reducer with the second screw rod 17, the second speed reducer is hinged with a link fixed on a second rack 7, the height adjusting rotating shaft 18 is hinged with a cushion 16, and the left end and the right end of the height adjusting rotating shaft 18 are respectively provided with a second screw rod 17 nut; the second motor 6 drives the second screw rod 17 to rotate and drives the height adjusting rotating shaft 18 to move up and down, so that the height of the seat in sitting, semi-lying and full-lying states can be adjusted.
The leg support driving mechanism comprises a motor III 11, a speed reducer III and a leg support connecting rod 14, the motor III 11 is installed on the cushion connecting rod, one end of the leg support connecting rod 14 is connected with the front end of the cushion 16, the other end of the leg support connecting rod 14 is connected with the leg support 19, one end of the motor III 11 is connected with the speed reducer III with a screw rod III 15 nut, and the screw rod III 15 is hinged with the leg support connecting rod 14; the motor III 11 drives the screw rod III 15 to realize the unfolding and folding of the leg support 19; a sensitive adhesive tape is arranged at the front edge of the cushion and used for preventing extrusion, the cushion moves backwards by 10mm after an extrusion-preventing signal is detected, and unfinished work is continuously executed after the extrusion-preventing signal disappears; when the user enters the lying state from the sitting position or the semi-lying position, the leg support 19 is automatically folded to the lower part, and the passenger places the feet in the foot hole of the front compartment in the lying state.
The embodiment of the invention is as follows:
the seat controller and the control surface carry out interactive RS485 communication, and the seat is reset to a sitting posture after initial electrification; pressing a sitting posture button, automatically adjusting the seat from other two postures into a sitting posture, pressing the sitting posture button again if the initial state of the seat is the sitting posture, keeping the sitting posture of the seat unchanged, simultaneously lighting a sitting posture indicator light which shows that a key is activated, waiting for the next operation, and turning off the sitting posture indicator light after a few seconds if no next operation is performed; pressing the semi-prone button, automatically adjusting the seat from other two postures into a semi-prone posture, pressing the semi-prone button again if the initial state of the seat is the semi-prone posture, keeping the seat in a sitting posture unchanged, simultaneously lighting a semi-prone posture indicator lamp which is shown as key activation, waiting for the next operation, and turning off the semi-prone posture indicator lamp after a few seconds if the next operation is not performed; and pressing down the prone position button, automatically adjusting the seat from other two postures into a prone position, if the initial state of the seat is the prone position, pressing down the prone position button again, keeping the prone position of the seat unchanged, simultaneously lighting the sitting posture indicator lamp which is activated as a key, waiting for the next operation, and if the next operation is not performed, turning off the prone position indicator lamp after a few seconds. The leg rest 19 adjustment button is divided into two buttons: a lower adjustment button and an upper adjustment button; two adjustment status indications: green arrows are up adjustment indications, and red arrows are down adjustment indications; the adjusting button of the leg support 19 is inching, namely stopping immediately when the adjusting button is started, and continuously adjusting until the limit switch of the leg support 19 is started when the button is pressed down, and meanwhile, the front and back adjusting indicator lights are on, the button is stopped being pressed down, and the adjusting indicator lights are off; as long as the seat is powered, the leg rest 19 adjustment indication remains constantly on.
When an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on or indirectly connected to the other element, or when an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.
The terms of orientation such as left, right, up, down, etc. in the present embodiment are only relative concepts or reference to the normal use state of the product, and should not be considered as limiting.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a dual-purpose seat of crouching is sat in rail train commercial area which characterized in that: the novel leg support device is characterized by comprising an underframe, a translation sliding rail assembly, a translation driving mechanism, a height adjusting driving mechanism and a leg support driving mechanism, wherein a first rack and a first screw rod are installed on the underframe, the translation sliding rail assembly comprises three sliding rails which are a first sliding rail, a second sliding rail and a third sliding rail respectively, the first sliding rail is fixed on the underframe, the second sliding rail is hinged with a backrest connecting rod and is fixed with a gear transmission box, and a third sliding rail is fixed with a second rack.
2. The dual-purpose seat for sitting and lying in a business district of a rail train as claimed in claim 1, wherein: the third sliding rail is installed in a matching mode with the second sliding rail, the first sliding rail is installed in a matching mode with the second sliding rail, and the third sliding rail is arranged on the upper side of the first sliding rail.
3. The dual-purpose seat for sitting and lying in a business district of a rail train as claimed in claim 1, wherein: and the second rack is hinged with the cushion connecting rod.
4. The dual-purpose seat for sitting and lying in a business district of a rail train as claimed in claim 1, wherein: the translation driving mechanism comprises a first motor and a first flexible shaft, two ends of the first motor are connected with the first flexible shaft, the other end of the first flexible shaft is connected with a first speed reducer with a screw rod and a nut, and the first speed reducer is fixed on a second sliding rail; the first motor drives the first screw rod and the first nut to translate on the first screw rod, drives the second slide rail and the backrest to translate along the first slide rail, and simultaneously drives the third slide rail and the cushion to translate along the second slide rail through gear and rack transmission.
5. The dual-purpose seat for sitting and lying in a business district of a rail train as claimed in claim 1, wherein: the height adjusting driving mechanism comprises a second motor, a second flexible shaft and a height adjusting rotating shaft, one end of the second motor is connected with the second flexible shaft, the other end of the second flexible shaft is connected with a second speed reducer with a second screw rod, the other end of the second motor is connected with the second speed reducer with the second screw rod, the second speed reducer is hinged with a linking piece fixed on the second rack, the height adjusting rotating shaft is hinged with the cushion, and two nuts of the second screw rod are arranged at the left end and the right end of the height adjusting rotating shaft; the second motor drives the second screw rod to rotate, and drives the height adjusting rotating shaft to move up and down, so that the height of the seat in sitting, semi-lying and full-lying states can be adjusted.
6. The dual-purpose seat for sitting and lying in a business district of a rail train as claimed in claim 1, wherein: the leg support driving mechanism comprises a motor III, a speed reducer III and a leg support connecting rod, the motor III is installed on the cushion connecting rod, one end of the motor III is connected with the speed reducer III with a screw rod three-nut, and the screw rod III is hinged with the leg support connecting rod; the third motor drives the third screw rod to realize the unfolding and folding of the leg support.
7. The dual-purpose seat for sitting and lying in a business district of a rail train as claimed in claim 6, wherein: one end of the leg support connecting rod is connected with the front end of the cushion, and the other end of the leg support connecting rod is connected with the leg support.
8. The dual-purpose seat for sitting and lying in a business district of a rail train as claimed in claim 1, wherein: the implementation mode is as follows: the seat controller and the control surface carry out interactive RS485 communication, and the seat is reset to a sitting posture after initial electrification; pressing down a sitting posture button, automatically adjusting the seat from other two postures into a sitting posture, if the initial state of the seat is the sitting posture, pressing down the sitting posture button again, keeping the sitting posture of the seat unchanged, simultaneously lighting a sitting posture indicator lamp, and if no next operation is carried out, turning off the sitting posture indicator lamp after a few seconds; pressing the semi-prone button, automatically adjusting the seat from other two postures into a semi-prone posture, pressing the semi-prone button again if the initial state of the seat is the semi-prone posture, keeping the seat sitting posture unchanged, simultaneously lighting a semi-prone posture indicator light, and turning off the semi-prone posture indicator light after a few seconds if no next operation is performed; pressing down the prone position button, automatically adjusting the seat from other two postures into a prone position, if the initial state of the seat is the prone position, pressing down the prone position button again, keeping the prone position of the seat unchanged, meanwhile, lighting a sitting position indicator light, and if no next operation is carried out, turning off the prone position indicator light after a few seconds;
the leg rest adjustment button is divided into two buttons: a lower adjustment button and an upper adjustment button; two adjustment status indications: green arrows are up adjustment indications, and red arrows are down adjustment indications; the leg support adjusting button is inching, namely stopping when the leg support adjusting button is started, and continuously adjusting the leg support adjusting button until the leg support limit switch is started, meanwhile, the front and back adjusting indicator light is on, the button is stopped being pressed, and the adjusting indicator light is off; as long as the seat is powered on, the leg rest adjustment indication remains constantly on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010869725.XA CN111907543A (en) | 2020-08-26 | 2020-08-26 | Dual-purpose seat for sitting and lying in business area of rail train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010869725.XA CN111907543A (en) | 2020-08-26 | 2020-08-26 | Dual-purpose seat for sitting and lying in business area of rail train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111907543A true CN111907543A (en) | 2020-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010869725.XA Pending CN111907543A (en) | 2020-08-26 | 2020-08-26 | Dual-purpose seat for sitting and lying in business area of rail train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111907543A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112537329A (en) * | 2020-12-23 | 2021-03-23 | 青岛威奥轨道股份有限公司 | Seat capable of adjusting sitting and lying posture state in rail vehicle business area |
| CN114274848A (en) * | 2022-01-20 | 2022-04-05 | 延锋国际座椅系统有限公司 | Zero-gravity seat |
| CN114715210A (en) * | 2022-05-25 | 2022-07-08 | 中车长春轨道客车股份有限公司 | Rail transit seat integrating electric leg rest |
| CN114834328A (en) * | 2022-05-31 | 2022-08-02 | 无锡锡玮科技有限公司 | Floating adjusting device for seat |
-
2020
- 2020-08-26 CN CN202010869725.XA patent/CN111907543A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112537329A (en) * | 2020-12-23 | 2021-03-23 | 青岛威奥轨道股份有限公司 | Seat capable of adjusting sitting and lying posture state in rail vehicle business area |
| CN114274848A (en) * | 2022-01-20 | 2022-04-05 | 延锋国际座椅系统有限公司 | Zero-gravity seat |
| CN114274848B (en) * | 2022-01-20 | 2023-03-14 | 延锋国际座椅系统有限公司 | Zero-gravity seat |
| CN114715210A (en) * | 2022-05-25 | 2022-07-08 | 中车长春轨道客车股份有限公司 | Rail transit seat integrating electric leg rest |
| CN114834328A (en) * | 2022-05-31 | 2022-08-02 | 无锡锡玮科技有限公司 | Floating adjusting device for seat |
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