CN108215947B - Automobile seat with buffer device - Google Patents

Automobile seat with buffer device Download PDF

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Publication number
CN108215947B
CN108215947B CN201810010307.8A CN201810010307A CN108215947B CN 108215947 B CN108215947 B CN 108215947B CN 201810010307 A CN201810010307 A CN 201810010307A CN 108215947 B CN108215947 B CN 108215947B
Authority
CN
China
Prior art keywords
seat
pull rod
slide rail
shaft
matching groove
Prior art date
Application number
CN201810010307.8A
Other languages
Chinese (zh)
Other versions
CN108215947A (en
Inventor
陈少建
Original Assignee
安徽久利昌机械有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 安徽久利昌机械有限公司 filed Critical 安徽久利昌机械有限公司
Priority to CN201810010307.8A priority Critical patent/CN108215947B/en
Publication of CN108215947A publication Critical patent/CN108215947A/en
Application granted granted Critical
Publication of CN108215947B publication Critical patent/CN108215947B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04Seats 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
    • B60N2/06Seats 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 slidable
    • B60N2/07Slide construction
    • B60N2/0722Constructive details

Abstract

The invention discloses an automobile seat with buffering equipment, which comprises automobile seat bodies connected in sequence, wherein the automobile seat bodies are arranged on seat slide rails in a sliding mode through bases, the tail ends of pull rods are respectively connected with one seat slide rail and control the locking state of locking devices of the seat slide rails, buffering assemblies are arranged on the bases and comprise contact blocks, connecting shafts, moving plates, supporting shafts and fixing plates, one ends of the connecting shafts are connected with the contact blocks, the other ends of the connecting shafts are connected with the moving plates, one ends of the supporting shafts are connected with the fixing plates, the other ends of the supporting shafts movably penetrate through the moving plates and then are in threaded connection with limiting nuts, and springs are sleeved on the supporting shafts. Contact piece and pull rod contact, the movable plate removes to the base, and the spring is compressed gradually to reduce the translation rate of car seat body, avoid then that the passenger bumps the condition of preceding object to appear, protected passenger's life safety.

Description

Automobile seat with buffer device

Technical Field

The invention relates to an automobile seat, in particular to an automobile seat with a buffering device.

Background

A so-called car seat is a seat to be seated when sitting on.

The car seat can be roughly classified into: the front row seat comprises a headrest, a backrest, a cushion and armrests; rear seats: headrest, back, cushion, flank, handrail. The automobile seat can be divided into a split seat and a bench seat according to the shape; the functions can be divided into fixed type, detachable type and adjustable type; the number of people can be divided into single, double and multi-person chairs according to the number of the people sitting on the chair.

From the earliest fixed seats, to multifunctional power-adjustable seats, there are air cushion seats, power seats, stereo seats, mental recovery seats, to electronic adjustable seats, depending on the performance of the seat. The chair is divided into a leather chair, a flannelette chair and the like according to the material. There are also seats for special objects of use, such as children's seats and racing seats.

The driver and the passenger of the automobile seat provide a driving and sitting position which is convenient to operate, comfortable and safe, and the automobile seat has the following conditions:

1. the arrangement of the seats in the whole carriage is reasonable, and particularly, the driver seat must be in the optimal position;

2. the appearance design of the chair must accord with the physiological function of human body, and the appearance is attractive on the premise of ensuring the comfort;

3. the seat must be safe and reliable, should have sufficient strength, rigidity and durability, compact structure and reduce the mass as much as possible;

4. in order to satisfy the comfort of drivers and passengers, various adjusting mechanisms are provided with reliable locking devices to ensure safety.

In order to improve the applicability of the automobile seat to passengers with different heights, the seat is usually arranged on the slide rail in a sliding manner through the base, and a U-shaped pull rod is arranged to control the working state of a locking device of the slide rail. The pull rod is pulled upwards, and the base can move along the slide rail; and when the pull rod is put down, the sliding rail is locked by the locking device, and the base cannot move.

In actual use, when the slide rail locking device controlled by the pull rod fails or the locking force is insufficient, the automobile seat slides forwards during emergency braking of the automobile, so that a passenger can collide with a front object, and the safety of the passenger in the seat is reduced.

Disclosure of Invention

The invention aims to provide an automobile seat with a buffer device, and solves the problems that in actual use, when a slide rail locking device controlled by a pull rod fails or locking force is insufficient, the automobile seat slides forwards to cause passengers to bump a front object when an automobile is emergently braked, and the safety of the passengers sitting on the seat is reduced.

The invention is realized by the following technical scheme:

the automobile seat provided with the buffer device comprises an automobile seat body, a base, a seat slide rail and a U-shaped pull rod which are connected in sequence, the automobile seat body is arranged on the seat slide rail in a sliding way through the base, the tail ends of the pull rods are respectively connected with one seat slide rail and control the locking state of the locking device of the seat slide rail, a buffer component is arranged at one end of the base close to the pull rod, the buffer component comprises a contact block, a connecting shaft, a moving plate, a supporting shaft and a fixing plate which are connected in sequence, one end of the connecting shaft is connected with the contact block, the other end of the connecting shaft is connected with the movable plate, one end of the supporting shaft is connected with the fixed plate, the other end of the supporting shaft movably penetrates through the movable plate and then is in threaded connection with the limiting nut, the supporting shafts are provided with a plurality of springs, the axes of the supporting shafts are mutually parallel and are all parallel to the horizontal plane, and the supporting shafts are all sleeved with the springs;

the automobile seat body is moved along the seat slide rail, the contact block can be contacted with the pull rod, the moving plate is pushed to move, and the spring is in a compressed state.

In the invention, the buffer assembly is a core component, and plays a role in protecting passengers when a slide rail locking device controlled by the pull rod fails or the locking force is insufficient.

When slide rail locking means when pull rod control became invalid or locking force was not enough, when leading to the car seat body to slide because of the seat slide rail under the inertia effect when car emergency brake car, contact piece and pull rod contact, the movable plate moved to the base, and the spring is compressed gradually to reduce the removal speed of car seat body, avoid the condition that the passenger collided preceding object to appear then, protected passenger's life safety.

When the slide rail locking device controlled by the pull rod is in a normal working state and the seat needs to slide forwards for adjustment, the pull rod is pulled upwards, the automobile seat body is moved forwards, and then the pull rod is put down. When the automobile seat body is moved forwards, the contact block is not in contact with the pull rod, and when the automobile seat is moved, only the friction force between the base and the slide rail is overcome; when the seat is moved after the contact block is contacted with the pull rod, the friction force between the base and the slide rail and the compression deformation force of the spring need to be overcome.

Preferably, the spring is a cylindrical helical compression spring.

Preferably, there are two of the support shafts.

The two support shafts are arranged to enable the moving plate to move only along the axes of the support shafts.

Furthermore, a matching groove is formed in one end, in contact with the pull rod, of the contact block, the automobile seat body is moved along the seat slide rail, the middle section of the pull rod can be located in the matching groove, and the middle section of the pull rod is in contact with the bottom of the matching groove.

The pull rod is U-shaped, and it comprises a straight section and the vertical section that all sets up at two ends in straight section, the interlude be the straight section of pull rod.

The setting of cooperation groove has increased the contact surface of pull rod with the contact piece, and the condition of avoiding the contact piece to skid appears.

Further, the opening size of the fitting groove is larger than the groove bottom size. The opening size of the matching groove is larger than the bottom size of the groove, so that the middle section of the pull rod can be smoothly clamped into the matching groove.

Further, the bottom of the matching groove is concave into a semicircular shape, and when the pull rod is in contact with the matching groove, the pull rod is coaxial with the bottom of the matching groove. Therefore, the contact surface between the pull rod and the matching groove is maximized, and the stability of the compression spring is improved.

Compared with the prior art, the invention has the following advantages and beneficial effects:

1. according to the automobile seat with the buffer equipment, when the sliding rail locking device controlled by the pull rod fails or the locking force is insufficient, so that the automobile seat body slides relative to the seat sliding rail under the inertia effect when an automobile is braked suddenly, the contact block is contacted with the pull rod, the moving plate moves towards the base, the spring is gradually compressed, the moving speed of the automobile seat body is reduced, the condition that a passenger collides with a front object is avoided, and the life safety of the passenger is protected;

2. according to the automobile seat with the buffering device, the arrangement of the matching groove increases the contact surface of the pull rod and the contact block, so that the sliding of the contact block is avoided;

3. according to the automobile seat provided with the buffer device, the size of the opening of the matching groove is larger than that of the bottom of the groove, so that the middle section of the pull rod can be conveniently and smoothly clamped into the matching groove.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a schematic structural diagram of a buffer assembly.

Reference numbers and corresponding part names in the drawings:

the automobile seat comprises an automobile seat body, a base, a seat sliding rail, a pull rod, a contact block, a connecting shaft, a moving plate, a supporting shaft, a fixing plate, a limiting nut, a spring and a matching groove, wherein the automobile seat body comprises 1 parts, 2 parts, 3 parts, a seat sliding rail, 4 parts, 5 parts, 6 parts, a connecting shaft, 7 parts, a moving plate, 8 parts, a supporting shaft, 9 parts.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

Example 1

As shown in fig. 1-3, the automobile seat with the buffering device of the invention comprises an automobile seat body 1, a base 2, a seat slide rail 3 and a U-shaped pull rod 4 which are connected in sequence, wherein the automobile seat body 1 is arranged on the seat slide rail 3 through the base 2 in a sliding manner, the tail end of the pull rod 4 is respectively connected with one seat slide rail 3 and controls the locking state of a locking device of the seat slide rail 3, a buffering assembly is arranged at one end of the base 2 close to the pull rod 4, the buffering assembly comprises a contact block 5, a connecting shaft 6, a moving plate 7, a supporting shaft 8 and a fixing plate 9 which are connected in sequence, one end of the connecting shaft 6 is connected with the contact block 5, the other end of the connecting shaft 6 is connected with the fixing plate 7, one end of the supporting shaft 8 is connected with the fixing plate 9, the other end of the moving plate 8 is in threaded connection, a plurality of support shafts 8 are arranged, the axes of the support shafts are parallel to each other and are parallel to the horizontal plane, and springs 11 are sleeved on the support shafts 8;

moving the car seat body 1 along the seat slide 3 can bring the contact block 5 into contact with the pull rod 4 and push the moving plate 7 to move, and the spring 11 is in a compressed state.

When slide rail locking means when pull rod 4 control became invalid or locking force was not enough, when leading to car seat body 1 to slide because of seat slide rail 3 under the inertia effect when car emergency brake car, contact piece 5 and pull rod 4 contact, movable plate 7 moved to base 2, and spring 11 is compressed gradually to reduce the translation rate of car seat body 1, avoid then that the condition of passenger striking preceding object appears, protected passenger's life safety.

When the seat needs to be adjusted in a forward sliding mode, the pull rod 4 is pulled upwards, the automobile seat body 1 is moved forwards, and then the pull rod 4 is put down. When the automobile seat body 1 is moved forwards, the contact block 5 is not in contact with the pull rod 4, and when the automobile seat 1 is moved, only the friction force between the base 2 and the slide rail 3 is overcome; when the seat is moved after the contact block 5 contacts the pull rod 4, the friction force between the base 2 and the slide rail 3 and the compressive deformation force of the spring 11 need to be overcome.

Preferably, the spring 11 is a cylindrical helical compression spring.

Preferably, there are two of said supporting shafts 8.

The provision of the two support shafts 8 enables the moving plate 7 to move only along the axis of the support shafts 8.

Furthermore, a matching groove 12 is formed in one end, which is in contact with the pull rod 4, of the contact block 5, and the middle section of the pull rod 4 can be located in the matching groove 12 and in contact with the bottom of the matching groove 12 by moving the automobile seat body 1 along the seat slide rail 3.

The pull rod 4 is U-shaped, and it comprises a straight section and the vertical section that all sets up at two ends of straight section, the interlude be pull rod 4's straight section.

The arrangement of the matching groove 12 increases the contact surface of the pull rod 4 and the contact block 5, and the situation that the contact block 5 slips is avoided.

Further, the opening dimension of the fitting groove 12 is larger than the groove bottom dimension. The opening size of the matching groove 12 is larger than the bottom size of the groove, so that the middle section of the pull rod 4 can be smoothly clamped into the matching groove 12.

Further, the bottom of the fitting groove 12 is recessed in a semicircular shape, and when the pull rod 4 is in contact with the fitting groove 12, the pull rod 4 is coaxial with the bottom of the fitting groove 12. This maximizes the contact surface between the tension rod 4 and the mating groove 12, and improves the stability of the compression spring 8.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (6)

1. Be provided with buffer unit's car seat, including car seat body (1), base (2), seat slide rail (3) and U-shaped pull rod (4) that connect gradually, car seat body (1) slides through base (2) and sets up on seat slide rail (3), the end of pull rod (4) respectively is connected with a seat slide rail (3) to control the locking state of the locking means of seat slide rail (3), its characterized in that: a buffer assembly is arranged at one end, close to the pull rod (4), of the base (2), and comprises a contact block (5), a connecting shaft (6), a moving plate (7), a supporting shaft (8) and a fixing plate (9), wherein the contact block (5), the connecting shaft (6), the connecting shaft (8) and the fixing plate (9) are sequentially connected, one end of the connecting shaft (6) is connected with the contact block (5), the other end of the connecting shaft (6) is connected with the moving plate (7), one end of the supporting shaft (8) is connected with the fixing plate (9), the other end of the supporting shaft (8) movably penetrates through the moving plate (7) and then is in threaded connection with a limiting nut (10), a plurality of supporting shafts (8) are arranged, the axes of the supporting shafts are mutually parallel and;
the automobile seat body (1) is moved along the seat slide rail (3), the contact block (5) can be contacted with the pull rod (4), the moving plate (7) is pushed to move, and the spring (11) is in a compressed state.
2. The car seat provided with the cushion device according to claim 1, wherein: the spring (11) is a cylindrical spiral compression spring.
3. The car seat provided with the cushion device according to claim 1, wherein: the number of the supporting shafts (8) is two.
4. The car seat provided with the cushion device according to claim 1, wherein: one end of the contact block (5) contacting with the pull rod (4) is provided with a matching groove (12), the automobile seat body (1) is moved along the seat slide rail (3), and the middle section of the pull rod (4) can be positioned in the matching groove (12) and contacts with the bottom of the matching groove (12).
5. The car seat provided with the cushion device according to claim 4, wherein: the opening size of the matching groove (12) is larger than the groove bottom size.
6. The car seat provided with the cushion device according to claim 5, wherein: the bottom of the matching groove (12) is concave into a semicircle, and when the pull rod (4) is contacted with the matching groove (12), the pull rod (4) is coaxial with the bottom of the matching groove (12).
CN201810010307.8A 2018-01-05 2018-01-05 Automobile seat with buffer device CN108215947B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810010307.8A CN108215947B (en) 2018-01-05 2018-01-05 Automobile seat with buffer device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810010307.8A CN108215947B (en) 2018-01-05 2018-01-05 Automobile seat with buffer device

Publications (2)

Publication Number Publication Date
CN108215947A CN108215947A (en) 2018-06-29
CN108215947B true CN108215947B (en) 2020-05-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810010307.8A CN108215947B (en) 2018-01-05 2018-01-05 Automobile seat with buffer device

Country Status (1)

Country Link
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202005012230U1 (en) * 2005-08-03 2005-12-15 Paley, Anatoly, Prof. dRF Cushioning device for passenger seat, has combination safety belt made of fibers, where substructure of seat is held after complete compression of springs by safety catch pin, which allows forward motion of rear side of substructure on it
CN2827778Y (en) * 2005-07-06 2006-10-18 牛培行 Device on vehicle for protecting driver or passenger when vehicle collision
CN1966307A (en) * 2006-09-20 2007-05-23 余三元 Safety seat of automobile
WO2009108140A1 (en) * 2008-02-25 2009-09-03 Silvestar Ovcar Crash safety system in motor vehicles - safe seat
CN202345444U (en) * 2011-12-08 2012-07-25 刘荣升 Movable safe seat
EP2722221A1 (en) * 2012-10-19 2014-04-23 Metalsa Automotive GmbH Safety system for a vehicle seat

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2827778Y (en) * 2005-07-06 2006-10-18 牛培行 Device on vehicle for protecting driver or passenger when vehicle collision
DE202005012230U1 (en) * 2005-08-03 2005-12-15 Paley, Anatoly, Prof. dRF Cushioning device for passenger seat, has combination safety belt made of fibers, where substructure of seat is held after complete compression of springs by safety catch pin, which allows forward motion of rear side of substructure on it
CN1966307A (en) * 2006-09-20 2007-05-23 余三元 Safety seat of automobile
WO2009108140A1 (en) * 2008-02-25 2009-09-03 Silvestar Ovcar Crash safety system in motor vehicles - safe seat
CN202345444U (en) * 2011-12-08 2012-07-25 刘荣升 Movable safe seat
EP2722221A1 (en) * 2012-10-19 2014-04-23 Metalsa Automotive GmbH Safety system for a vehicle seat

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Publication number Publication date
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