CN106740314A - A kind of tractor seat - Google Patents
A kind of tractor seat Download PDFInfo
- Publication number
- CN106740314A CN106740314A CN201710053882.1A CN201710053882A CN106740314A CN 106740314 A CN106740314 A CN 106740314A CN 201710053882 A CN201710053882 A CN 201710053882A CN 106740314 A CN106740314 A CN 106740314A
- Authority
- CN
- China
- Prior art keywords
- seat
- hydraulic cylinder
- tractor
- backboard
- brake
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003028 elevating effect Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/38—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles specially constructed for use on tractors or like off-road vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/0244—Non-manual adjustments, e.g. with electrical operation with logic circuits
- B60N2/0248—Non-manual adjustments, e.g. with electrical operation with logic circuits with memory of positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
- B60N2/1635—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable characterised by the drive mechanism
- B60N2/1665—Hydraulic or pneumatic actuation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/22—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention discloses a kind of tractor seat, it includes:Lifting seat, it is arranged in tractor driving room in the way of it can lift, and lifting seat is driven by an elevating mechanism and lifted;The front portion of lifting seat is provided with one from the downward-sloping oblique orbit of A-P;Seat support, its lower end is pulley being arranged on oblique orbit by way of can sliding;Horizontal seat board, its upper end for being fixed on seat support;The rear end of horizontal seat board is rotatably provided with a rotating shaft;Rotating shaft is attached with a brake;Backboard, its lower end is fixed in rotating shaft;Sliding block, it is arranged on backboard in the way of it can slide up and down;And first hydraulic cylinder, its cylinder body is fixed on lifting seat, and the head of the piston rod of first hydraulic cylinder is articulated with sliding block.The present invention can facilitate driver oneself to adjust the angle of inclination of the height and position, front and back position and backboard of seat, to ensure the comfortableness and security of driving procedure.
Description
Technical field
The present invention relates to tractor field, more particularly to a kind of tractor seat.
Background technology
With the development of Tendency of Agricultural Machinery in China and rural economy, tractor has turned into the master of agricultural operation and rural area transport
Power is wanted, recoverable amount increases year by year, at present, tractor has become the indispensable instrument of peasant's production and living.
The seat of existing tractor is directly anchored in driver's cabin, when its particular location is that manufacturer dispatches from the factory
Directly determine, cannot be adjusted during use, so as to cause the driver cannot be according to bodies such as the height of oneself, brachiums
Concrete conditions in the establishment of a specific crime adjusts seat to suitable position, influences the comfortableness that drives, or even has influence on the visual field of driver, so that in the presence of
Potential safety hazard.
The information for being disclosed in the background section is merely intended to increase the understanding to general background of the invention, without answering
In being considered as recognizing or imply in any form that the information structure has been the prior art well known to persons skilled in the art.
The content of the invention
It is an object of the invention to provide a kind of tractor seat, so as to the seat for overcoming existing tractor is direct
It is fixed in driver's cabin, the shortcoming that position cannot adjust.
To achieve the above object, the invention provides a kind of tractor seat, wherein, including:Lifting seat, it is can rise
The mode of drop is arranged in tractor driving room, and the lifting seat is driven by an elevating mechanism and lifted;Before the lifting seat
Portion is provided with one from the downward-sloping oblique orbit of A-P;Seat support, its lower end is pulley being arranged at by way of can sliding
On the oblique orbit;Horizontal seat board, its upper end for being fixed on the seat support;The rear end of the horizontal seat board is rotatably
It is provided with a rotating shaft;The rotating shaft is attached with a brake;Backboard, its lower end is fixed in the rotating shaft;Sliding block, its
It is arranged in the way of it can slide up and down on the backboard;And first hydraulic cylinder, its cylinder body is fixed on the lifting seat
On, and the head of the piston rod of the first hydraulic cylinder is articulated with the sliding block.
Preferably, in above-mentioned technical proposal, the elevating mechanism is a second hydraulic cylinder.
Preferably, in above-mentioned technical proposal, the brake is a drum brake.
Preferably, in above-mentioned technical proposal, also including a seat fingerprint recognition system, the seat fingerprint recognition system includes
CPU processor, Fingerprint Identification Unit and holder, the Fingerprint Identification Unit are used to gather and recognize the finger print information of driver,
The holder is used to store the finger print information of driver and the seat position information of driver;The CPU processor is used for
The information for receiving the Fingerprint Identification Unit and the information for transferring the holder, and the CPU processor can control described
One hydraulic cylinder, second hydraulic cylinder and brake are operated.
Compared with prior art, the present invention has the advantages that:
1st, elevating mechanism of the invention can adjust the height of horizontal seat board, and brake is when countershaft is braked, the first liquid
Cylinder pressure can adjust the angle of inclination of backboard, and brake countershaft, when being braked, first hydraulic cylinder can adjust level
The height and position and front and back position of seat board, therefore the present invention can facilitate driver oneself to adjust height and position, the anteroposterior position of seat
Put and backboard angle of inclination, to ensure the comfortableness and security of driving procedure.
2nd, the present invention is provided with seat fingerprint recognition system such that it is able to facilitate CPU processor directly to pass through finger print information
Come the position of adjust automatically seat, its intelligence degree is high, adjustment is flexible, convenient and practical.
Brief description of the drawings
Fig. 1 is the structural representation according to tractor seat of the present invention.
Main Reference Numerals explanation:
1- lifting seats, 2- second hydraulic cylinders, 3- oblique orbits;4- seat supports, 5- pulleys, the horizontal seat boards of 6-, 7- rotating shafts, 8- brakings
Device, 9- backboards, 10- sliding blocks, 11- first hydraulic cylinders.
Specific embodiment
Below in conjunction with the accompanying drawings, specific embodiment of the invention is described in detail, it is to be understood that guarantor of the invention
Shield scope is not limited by specific embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " including " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other units
Part or other parts.
Fig. 1 shows a kind of structural representation of tractor seat according to the preferred embodiment of the present invention, the tractor
Seat includes lifting seat 1, seat support 4, horizontal seat board 6, backboard 9, sliding block 10 and first hydraulic cylinder 11, and lifting seat 1 subtracts for one
Shake base, it has shock-absorbing function.With reference to Fig. 1, lifting seat 1 is arranged in tractor driving room in the way of it can lift, and
Lifting seat 1 is driven by an elevating mechanism and is lifted.Preferably, elevating mechanism is a second hydraulic cylinder 2, the lower end of lifting seat 1
Several guide pillars are provided with, each guide pillar is sheathed on a sleeve being arranged in tractor driving room in the way of it can lift
On seat, the cylinder body of second hydraulic cylinder 2 is fixed in tractor driving room, and its piston rod head is fixed on the lower end of lifting seat 1.
The front portion of lifting seat 1 is provided with one from the downward-sloping oblique orbit 3 of A-P.
With continued reference to Fig. 1, the lower end of seat support 4 pulley 5 to be arranged on oblique orbit 3 by way of can sliding, seat support 4
Lower end front side and rear side be each provided with a pair of pulleys 5.Because oblique orbit 3 is inclined, so that seat support 4 is along oblique orbit 3
During upward sliding, seat support 4 can be moved forward simultaneously;And when making seat support 4 along 3 slide downward of oblique orbit, seat support 4 can be moved back by simultaneously
It is dynamic.Horizontal seat board 6 is fixed on the upper end of seat support 4, can be moved with seat support 4.The rear end of horizontal seat board 6 is can rotate
Mode be provided with a rotating shaft 7, rotating shaft 7 is attached with a brake 8, and whether brake 8 is used to controlling the rotating shaft 7 can be around
The rear end of horizontal seat board 6 is rotated.Preferably, brake 8 is a drum brake.
With continued reference to Fig. 1, the lower end of backboard 9 is fixed in rotating shaft 7, so that the lower end of backboard 9 can be around water
The rear end of flat seat plate 6 is rotated, can adjust the angle of inclination of backboard 9.Sliding block 10 is in the way of it can slide up and down
It is arranged on backboard 9.The cylinder body of first hydraulic cylinder 11 is fixed on lifting seat 1, and the piston rod of first hydraulic cylinder 11 head
Portion is articulated with sliding block 10, and first hydraulic cylinder 11 is located at the rear of backboard 9, and first hydraulic cylinder 11 from the head of piston rod to
Cylinder body is downward-sloping.
Elevating mechanism of the invention can adjust the height of horizontal seat board 6, when brake 8 not brake by countershaft 7, first
Hydraulic cylinder 11 can drive rear end thereof of the lower end of backboard 9 by rotating shaft 7 relative to horizontal seat board 6 such that it is able to adjust
The angle of inclination of backboard 9;When the countershaft 7 of brake 8 is braked, the lower end of backboard 9 equivalent to horizontal seat board 6
Rear end is fixedly connected, so as to can adjust the height and position and front and back position of horizontal seat board 6 by first hydraulic cylinder 11.Work as driving
After member sits on the seat, the angle of inclination of backboard 9 is first adjusted by first hydraulic cylinder 11, then adjust the front and rear of horizontal seat board 6
Position and height, after the front and back position of horizontal seat board 6 reaches requirement, height is still improper, then can again pass through the second hydraulic pressure
The height that cylinder 2 adjusts horizontal seat board 6 reaches suitable position.The present invention can facilitate the horizontal seat board 6 of driver oneself adjustment
The angle of inclination of height and position, front and back position and backboard 9, to ensure the comfortableness and security of driving procedure.
Further, present invention additionally comprises a seat fingerprint recognition system, seat fingerprint recognition system includes CPU treatment
Device, Fingerprint Identification Unit and holder, Fingerprint Identification Unit are used to gather and recognize the finger print information of driver, and holder is used to store up
Deposit the finger print information of driver and the seat position information of driver;CPU processor is used to receive the information of Fingerprint Identification Unit
With the information for transferring holder, and CPU processor first hydraulic cylinder 11, second hydraulic cylinder 2 and the brake 8 can be controlled to carry out
Work.Driver shifts to an earlier date the seat position information input needed during the finger print information of oneself and driving and is stored into holder.
In plowing tractor, after driver sits on the seat, the fingerprint of oneself is recognized by Fingerprint Identification Unit, CPU processor just may be used
To read seat position information corresponding with the fingerprint for identifying in holder, and automatically control first hydraulic cylinder 11, second
Hydraulic cylinder 2 and brake 8 work, and seat position is resetted completely, then again horizontal seat board 6 and the position of backboard 9
It is adjusted to desired position.The present invention can facilitate CPU processor directly by finger print information come the position of adjust automatically seat,
Its intelligence degree is high, and adjustment is flexible, convenient and practical.
The foregoing description to specific illustrative embodiment of the invention be in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed
And change.The purpose of selecting and describing the exemplary embodiment is that explaining that certain principles of the invention and its reality should
With so that those skilled in the art can realize and using a variety of exemplaries of the invention and
A variety of selections and change.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (4)
1. a kind of tractor seat, it is characterised in that including:
Lifting seat, it is arranged in tractor driving room in the way of it can lift, and the lifting seat is driven by an elevating mechanism
Lifted;The front portion of the lifting seat is provided with one from the downward-sloping oblique orbit of A-P;
Seat support, its lower end is pulley being arranged on the oblique orbit by way of can sliding;
Horizontal seat board, its upper end for being fixed on the seat support;The rear end of the horizontal seat board is rotatably provided with one
Rotating shaft;The rotating shaft is attached with a brake;
Backboard, its lower end is fixed in the rotating shaft;
Sliding block, it is arranged on the backboard in the way of it can slide up and down;And
First hydraulic cylinder, its cylinder body is fixed on the lifting seat, and the head of the piston rod of the first hydraulic cylinder is articulated with institute
State on sliding block.
2. tractor seat according to claim 1, it is characterised in that the elevating mechanism is a second hydraulic cylinder.
3. tractor seat according to claim 1, it is characterised in that the brake is a drum brake.
4. tractor seat according to claim 2, it is characterised in that also including a seat fingerprint recognition system, the seat
Chair fingerprint recognition system includes CPU processor, Fingerprint Identification Unit and holder, and the Fingerprint Identification Unit is used to gather and recognize
The finger print information of driver, the holder is used to store the finger print information of driver and the seat position information of driver;
The CPU processor is used to receive the information of the Fingerprint Identification Unit and transfers the information of the holder, and the CPU treatment
Device can control the first hydraulic cylinder, second hydraulic cylinder and brake to be operated.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710053882.1A CN106740314B (en) | 2017-01-22 | 2017-01-22 | Tractor seat |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710053882.1A CN106740314B (en) | 2017-01-22 | 2017-01-22 | Tractor seat |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106740314A true CN106740314A (en) | 2017-05-31 |
CN106740314B CN106740314B (en) | 2023-03-31 |
Family
ID=58941619
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710053882.1A Active CN106740314B (en) | 2017-01-22 | 2017-01-22 | Tractor seat |
Country Status (1)
Country | Link |
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CN (1) | CN106740314B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110316028A (en) * | 2019-07-11 | 2019-10-11 | 扬州市高升机械有限公司 | A kind of engineering automobile seat with backrest inclination angle regulating mechanism |
CN110525280A (en) * | 2019-05-31 | 2019-12-03 | 惠州市德赛西威汽车电子股份有限公司 | Seat-regulating method and onboard system |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4880268A (en) * | 1987-04-28 | 1989-11-14 | Sicam Societa' Italiana Cuscini A Molle S.P.A. | Front seat for a motor vehicle having only two side doors |
DE19501521A1 (en) * | 1994-01-26 | 1995-07-27 | Volkswagen Ag | Vehicle seat with position adjustment |
US20040178316A1 (en) * | 2003-02-13 | 2004-09-16 | Faurecia Seiges D' Automobile S.A. | Track assembly for a motor vehicle seat, and a seat equipped with such a track assembly |
CN102935802A (en) * | 2012-12-06 | 2013-02-20 | 南宁市武拖机械有限责任公司 | Bowing tractor |
CN103448575A (en) * | 2012-05-30 | 2013-12-18 | 党庆风 | Automatic car seat system with automatic measurement and memory functions |
DE102012018351A1 (en) * | 2012-09-17 | 2014-03-20 | Isringhausen Gmbh & Co. Kg | Seat e.g. driver seat of vehicle e.g. commercial vehicle, has rotating unit, height adjustment, backrest adjustment and horizontal adjustment which are changed from main position to stowed position with in cab |
CN203496707U (en) * | 2013-10-14 | 2014-03-26 | 黑龙江科技大学 | Driver seat device of wheeled tractor |
CN204472602U (en) * | 2015-03-06 | 2015-07-15 | 山东交通学院 | A kind of self-adapting seat of electronlmobil |
CN206475777U (en) * | 2017-01-22 | 2017-09-08 | 南宁市武拖机械有限责任公司 | A kind of tractor seat |
-
2017
- 2017-01-22 CN CN201710053882.1A patent/CN106740314B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4880268A (en) * | 1987-04-28 | 1989-11-14 | Sicam Societa' Italiana Cuscini A Molle S.P.A. | Front seat for a motor vehicle having only two side doors |
DE19501521A1 (en) * | 1994-01-26 | 1995-07-27 | Volkswagen Ag | Vehicle seat with position adjustment |
US20040178316A1 (en) * | 2003-02-13 | 2004-09-16 | Faurecia Seiges D' Automobile S.A. | Track assembly for a motor vehicle seat, and a seat equipped with such a track assembly |
CN103448575A (en) * | 2012-05-30 | 2013-12-18 | 党庆风 | Automatic car seat system with automatic measurement and memory functions |
DE102012018351A1 (en) * | 2012-09-17 | 2014-03-20 | Isringhausen Gmbh & Co. Kg | Seat e.g. driver seat of vehicle e.g. commercial vehicle, has rotating unit, height adjustment, backrest adjustment and horizontal adjustment which are changed from main position to stowed position with in cab |
CN102935802A (en) * | 2012-12-06 | 2013-02-20 | 南宁市武拖机械有限责任公司 | Bowing tractor |
CN203496707U (en) * | 2013-10-14 | 2014-03-26 | 黑龙江科技大学 | Driver seat device of wheeled tractor |
CN204472602U (en) * | 2015-03-06 | 2015-07-15 | 山东交通学院 | A kind of self-adapting seat of electronlmobil |
CN206475777U (en) * | 2017-01-22 | 2017-09-08 | 南宁市武拖机械有限责任公司 | A kind of tractor seat |
Non-Patent Citations (2)
Title |
---|
章倩;朱思洪;: "拖拉机驾驶室舒适性满意度情况调查研究" * |
胡立教等: "拖拉机驾驶室的人机工程学设计", 《拖拉机与农用运输车》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110525280A (en) * | 2019-05-31 | 2019-12-03 | 惠州市德赛西威汽车电子股份有限公司 | Seat-regulating method and onboard system |
CN110316028A (en) * | 2019-07-11 | 2019-10-11 | 扬州市高升机械有限公司 | A kind of engineering automobile seat with backrest inclination angle regulating mechanism |
Also Published As
Publication number | Publication date |
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CN106740314B (en) | 2023-03-31 |
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