CN220483135U - Seat and car - Google Patents

Abstract

The utility model discloses a seat, which comprises a seat cushion body, a backrest body and a locking assembly, wherein the seat cushion body is suitable for being connected with a vehicle body in a sliding manner, and the backrest body is connected with the seat cushion body in a rotating manner; the locking assembly comprises a first connecting rod, a second connecting rod and a backrest lock, wherein two ends of the first connecting rod are respectively hinged with the seat cushion body and the second connecting rod, one end, far away from the first connecting rod, of the second connecting rod is suitable for being hinged with a vehicle body, the backrest lock is arranged on the backrest body, and the backrest lock is provided with a locking state connected with the first connecting rod and an unlocking state separated from the first connecting rod. When the backrest lock is in an unlocking state, the backrest body rotates around the seat cushion body, so that the backrest body turns forwards, after the backrest body is lifted, the backrest lock can be locked with the first connecting rod after the backrest body is lifted because the position of the first connecting rod is unchanged, and the position of the seat cushion body in the vehicle body does not need to be moved, so that the operation is convenient and simple.

Description

Seat and car

Technical Field

The utility model relates to the technical field of automobile part design, in particular to a seat and an automobile.

Background

With the continuous development of the automobile industry, the pursuit of efficient use of space in a vehicle by users is increasingly promoted, when users need to place articles on a back row seat, a front row backrest can be placed forwards to expand the space of the back row, when users need to sit, the backrest is lifted, and the backrest is locked.

The existing automobile seat comprises a seat cushion, a backrest lock and a sliding rail, wherein the sliding rail is fixedly connected with an automobile body, the seat cushion is in sliding connection with the sliding rail, the backrest is rotationally connected with the seat cushion, the backrest lock comprises a lock shell, a lock rod and a locking mechanism, the lock shell is fixedly connected with the automobile body, a sliding groove is formed in the lock shell, the lock rod is in sliding connection with the sliding groove, two sides of the locking mechanism are respectively connected with the lock rod and the backrest, and the inclination angle of the backrest is adjusted by sliding the lock rod in the sliding groove; the backrest is separated from the backrest lock through unlocking of the locking mechanism, so that the backrest is laid down and lifted, and the backrest is locked with the locking mechanism, so that the backrest is locked; the seat cushion slides in the vehicle body to realize the adjustment of the position of the seat in the vehicle.

However, in the above car seat, when the locking mechanism is unlocked, the backrest is put down, the lock rod slides to the bottom of the chute under the action of gravity, at this time, the seat cushion corresponding to the lock rod is at the forefront position of the lower slide rail, after the backrest is lifted, the seat cushion needs to slide to the forefront end of the lower slide rail, and then the locking mechanism on the backrest and the lock rod is locked, so that the operation is inconvenient.

Disclosure of Invention

Therefore, the technical problem to be solved by the utility model is that when the locking mechanism is unlocked, the backrest is put down, the locking rod can slide to the bottom of the chute under the action of gravity, at the moment, the seat cushion corresponding to the locking rod is at the forefront position of the lower slide rail, after the backrest is lifted, the seat cushion needs to slide to the forefront end of the lower slide rail, and then the backrest is locked with the locking mechanism on the locking rod, so that the operation is inconvenient.

To this end, the utility model provides a seat characterized by comprising:

the seat cushion body is suitable for being connected with the vehicle body in a sliding way;

the backrest body is rotationally connected with the seat cushion body;

the locking assembly comprises a first connecting rod, a second connecting rod and a backrest lock, wherein two ends of the first connecting rod are respectively hinged with the seat cushion body and the second connecting rod, one end, away from the first connecting rod, of the second connecting rod is suitable for being hinged with the vehicle body, and the backrest lock is arranged on the backrest body;

the backrest lock has a locked state connected with the first link and an unlocked state separated from the first link.

Optionally, the seat described above, the backrest lock includes:

a lock housing having a notch;

the lock tongue is connected with the inner wall of the lock shell and is provided with a locking part;

the first connecting rod is provided with a protruding part, and the locking part is provided with a locking state which extends into the notch and is matched with the notch to limit the protruding part, and the locking part is retracted into the lock shell and is separated from the unlocking state of the notch.

Optionally, the seat further comprises a handle, the backrest lock is provided with a stop hook, the stop hook is actively connected with the inner wall of the lock shell, one side of the stop hook is connected with the lock tongue, the other side of the stop hook is connected with the handle, and the handle drives the stop hook to rotate so as to drive the locking part to retract into the lock shell.

Optionally, the seat further comprises a fixing bracket, the fixing bracket is suitable for being fixedly connected with the vehicle body, and one end of the second connecting rod away from the first connecting rod is hinged with the fixing bracket

Optionally, the seat further comprises a lower slide rail and an upper slide rail, wherein the lower slide rail is suitable for being fixedly connected with the vehicle body, the upper slide rail is in sliding connection with the lower slide rail, and the seat cushion body is fixedly connected with the upper slide rail.

Optionally, the seat further comprises a driving piece, wherein the driving piece is arranged on the upper sliding rail, and the driving piece can drive the upper sliding rail to move along the lower sliding rail.

Optionally, in the above seat, the driving piece is a motor, and the motor is connected with the upper sliding rail through a worm gear and screw mechanism.

Optionally, in the above seat, the driving member is a hydraulic cylinder, and a telescopic rod of the hydraulic cylinder is fixedly connected with the lower sliding rail.

Optionally, the seat further comprises a connecting piece, wherein one side of the connecting piece is fixedly connected with the backrest body, and the other side of the connecting piece is hinged with the seat cushion body.

The utility model also provides an automobile comprising the seat.

The technical scheme provided by the utility model has the following advantages:

1. the seat provided by the utility model comprises a seat cushion body, a backrest body and a locking assembly, wherein the seat cushion body is suitable for being connected with a vehicle body in a sliding manner, and the backrest body is connected with the seat cushion body in a rotating manner; the locking assembly comprises a first connecting rod, a second connecting rod and a backrest lock, wherein two ends of the first connecting rod are respectively hinged with the seat cushion body and the second connecting rod, one end, far away from the first connecting rod, of the second connecting rod is suitable for being hinged with a vehicle body, the backrest lock is arranged on the backrest body, and the backrest lock is provided with a locking state connected with the first connecting rod and an unlocking state separated from the first connecting rod. When the backrest lock is in a locking state, the backrest body and the first connecting rod are rotated around the seat cushion body when the seat cushion body slides towards the automobile center console, the second connecting rod is pulled by the first connecting rod, the second connecting rod is rotated around the automobile body, and the backrest body and the first connecting rod can be turned backwards simultaneously. When the backrest lock is in an unlocking state, the backrest body rotates around the seat cushion body, so that the backrest body turns forwards, after the backrest body is lifted, the backrest lock can be locked with the first connecting rod after the backrest body is lifted because the position of the first connecting rod is unchanged, and the position of the seat cushion body in the vehicle body does not need to be moved, so that the operation is convenient and simple.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a back lock in a seat according to the present utility model;

fig. 2 is a schematic view of an unlocked state of a backrest lock in a seat according to the present utility model.

Reference numerals illustrate:

1. a seat cushion body;

2. a backrest body;

31. a first link; 311. a protruding portion; 32. a second link; 33. a backrest lock; 34. a handle member; 35. a fixed bracket;

41. a lower slide rail; 42. an upper slide rail;

5. a driving member;

6. and a connecting piece.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Example 1

The present embodiment provides a seat, as shown in fig. 1 and 2, comprising a seat cushion body 1, a backrest body 2 and a locking assembly, wherein the seat cushion body 1 is suitable for sliding connection with a vehicle body, and the backrest body 2 is rotatably connected with the seat cushion body 1; the locking assembly comprises a first connecting rod 31, a second connecting rod 32 and a backrest lock 33, wherein two ends of the first connecting rod 31 are respectively hinged with the seat cushion body 1 and the second connecting rod 32, one end, far away from the first connecting rod 31, of the second connecting rod 32 is suitable for being hinged with a vehicle body, the backrest lock 33 is arranged on the backrest body 2, and the backrest lock 33 is provided with a locking state connected with the first connecting rod 31 and an unlocking state separated from the first connecting rod 31.

In the seat provided in this embodiment, when the backrest lock 33 is in the locked state and the seat cushion body 1 slides towards the console in the automobile, the backrest body 2 and the first link 31 rotate around the seat cushion body 1, and the first link 31 pulls the second link 32, so that the second link 32 rotates around the automobile body, and the backrest body 2 and the first link 31 can be turned backwards simultaneously. When the backrest lock 33 is in the unlocking state, the backrest body 2 rotates around the seat cushion body 1, so that the backrest body 2 turns forward, after the backrest body 2 is lifted, the backrest lock 33 can be locked with the first connecting rod 31 after the backrest body 2 is lifted because the position of the first connecting rod 31 is unchanged, the position of the seat cushion body 1 in the vehicle body does not need to be moved, and the operation is convenient and simple.

As shown in fig. 1 and 2, in the seat provided in this embodiment, the seat cushion body 1 is a framework of an automobile seat cushion, the backrest body 2 is a framework of an automobile backrest, the backrest lock 33 includes a lock shell and a lock tongue, the lock shell of the backrest lock 33 is welded and fixed on the backrest body 2, and as an alternative embodiment, the lock shell of the backrest lock 33 may also be fixedly connected with the backrest body 2 by means of bolts, clamping and the like; the lock tongue is formed by integrating a lock tongue body and a locking part, the locking part is a J-shaped plate, the lock tongue body is a plate, the lock tongue body and the locking part are enclosed to form a first U-shaped notch, the lock tongue body is rotationally connected with the inner wall of a lock shell through a pin shaft, a first reset torsion spring is arranged between the lock tongue body and the inner wall of the lock shell, and the lock shell is provided with a second U-shaped notch; the upper part of the first connecting rod 31, which is close to the second connecting rod 32, is provided with a protruding part 311, the protruding part 311 is a bolt, and the protruding part 311 is fixedly connected with the first connecting rod 31; when in a locking state, the locking part stretches into the second U-shaped notch, the locking part is abutted against the inner wall of the second U-shaped notch, the first reset spring has first reset elastic force, the first U-shaped notch and the second U-shaped notch are arranged in a crossed mode, part of inner walls of the first U-shaped notch and part of inner walls of the second U-shaped notch enclose a hollow cavity, the protruding part is located in the hollow cavity, and the periphery of the protruding part is attached to the inner wall of the hollow cavity, so that the protruding part is locked.

As shown in fig. 1 and 2, the seat provided in this embodiment further includes a handle member 34, where the handle member 34 is a steel wire rope, and as an alternative embodiment, the handle member 34 may also be a pull rod, a pull wire, or the like. The backrest lock 33 is provided with a stop hook which is rotationally connected with the inner wall of the lock shell through a pin shaft, a second reset torsion spring is arranged between the stop hook and the inner wall of the lock shell, the second reset torsion spring has an initial damping force, one side of the stop hook is provided with a mounting hole, the handle piece can be mounted on the mounting hole, and when the backrest lock is in a locking state, the other side of the stop hook is abutted with the lock tongue body, and the stop hook is abutted against the lock tongue body by the damping force to prevent the lock tongue body from rotating; pulling handle spare when the unblock for the locking hook rotates, and makes the damping force increase of second reset torsional spring, because locking hook breaks away from with the spring bolt body, therefore the spring bolt body drives the spring bolt body under the effect of first reset elasticity and rotates, makes locking part retract in the lock shell, and the opening direction of first U-shaped breach and second U-shaped breach is towards same direction this moment, and first U-shaped breach and second U-shaped breach coincidence promptly, and the bulge can break away from in this coincidence's breach.

As shown in fig. 1 and 2, the locking assembly further includes a fixing bracket 35, the fixing bracket 35 includes a first plate and a second plate, the first plate is perpendicular to the second plate, the first plate is fixedly connected with the vehicle body through a bolt, one end of the second connecting rod 32, which is far away from the first connecting rod 31, is hinged to the second plate through a pin shaft, the second connecting rod 32 is a i nk bracket, the length of the second connecting rod 32 is smaller than that of the first connecting rod 31, and the other end of the second connecting rod 32 is also hinged to the first connecting rod 31 through a pin shaft.

As shown in fig. 1 and 2, the seat provided in this embodiment further includes two rows of lower slide rails 41 and two corresponding upper slide rails 42, where the two lower slide rails 41 are fixedly connected with the vehicle body through bolts, the two lower slide rails 41 are disposed at intervals, the two upper slide rails 42 are respectively slidably connected with the two lower slide rails 41, and the seat cushion body 1 is fixedly connected with the upper slide rails 42 through bolts. The movement of the seat cushion body 1 along the guide rail can be achieved by pulling the seat cushion body 1.

As shown in fig. 1 and 2, the seat provided in this embodiment further includes a driving member 5, a mounting bracket and a worm screw mechanism, where the worm screw mechanism includes two screws and worm wheels, the two screws are respectively fixed on the lower slide rail 41, the fixing manner may be welding, bolting, etc., two sides of the mounting bracket are respectively fixedly connected with the two upper slide rails 42 through bolts, the driving member 5 is a motor, the mounting seat of the driving member 5 is fixedly connected with the mounting bracket through bolts, the driving member 5 is fixedly connected with the worm wheels through a transmission shaft, the worm wheels are meshed with one of the screws, the driving member 5 drives the worm wheels to rotate, and the worm wheels roll along the screws, so that the upper slide rail 42 moves along the lower slide rail 41.

In an alternative embodiment, the driving member 5 is an electric hydraulic cylinder, the cylinder body of the hydraulic cylinder is welded to the upper sliding rail 42, the telescopic rod of the hydraulic cylinder is fixedly connected to the lower sliding rail 41, and the upper sliding rail 42 moves along the lower sliding rail 41 through the extension and retraction of the telescopic rod.

As shown in fig. 1 and 2, the seat provided in this embodiment further includes a connecting piece 6, a first step bolt and a second step bolt, where the connecting piece 6 is a first plate and a second plate that are disposed opposite to each other, the lower portion of the first plate is provided with a first opening, the lower portion of the second plate is provided with a second opening, the first step bolt is integrally formed by a first nut, a first stage, a second stage and a first screw that are sequentially connected, the diameters of the first nut, the first stage, the second stage and the first screw decrease in sequence, the second step bolt is integrally formed by a second nut, a third stage, a fourth stage and the second screw that are sequentially connected, the diameters of the second nut, the third stage, the fourth stage and the second screw decrease in sequence, the seat cushion body 1 has a left side plate and a right side plate, the left side plate has a third opening, the right side plate has a fourth opening, the first opening and the third opening are opposite to each other, the second opening and the fourth screw are opposite to each other, the first screw passes through the first stage and the first side plate in sequence until the first side plate passes through the first stage and the first side plate, the first side plate abuts against the first side plate, and the second side plate abuts against the outer peripheral wall of the first screw, and the first side plate is welded to the outer peripheral wall of the first side of the first screw, and the first side plate abuts against the first side plate 2, and the second side plate is fixed to the outer peripheral wall of the first side plate, and the first side wall is welded, and the first side wall abuts against the first side plate is formed on the outer peripheral wall, and the first side wall is opposite to the first side wall, and the first side wall is opposite to the top, and the top is opposite top, and the top, as shown; the lower part of the first connecting rod 31 is fixedly connected with the connecting rod through a bolt, the connecting rod is a cylindrical rod, the second screw rod sequentially penetrates through the fourth opening and the second opening until the second screw cap is abutted against the wall of the right side plate, the fourth opening is sleeved on the periphery of the third stage, the second opening is sleeved on the periphery of the fourth stage, the screw rod extending out of the second opening is in threaded connection with one end of the connecting rod far away from the first connecting rod 31, the upper part of the second plate is also an arc-shaped plate, and the arc-shaped plate is attached to a part of pipe fitting on the other side of the backrest body 2.

When the inclination angle of the seat needs to be adjusted, the driving piece 5 drives the upper sliding rail 42 to move towards the direction of the automobile control console, the upper sliding rail 42 drives the seat cushion body 1 to move towards the direction of the automobile control console, the backrest lock 33 is in a locking state, so that the connecting piece 6 rotates towards the direction of the trunk, meanwhile, the first connecting rod 31 rotates towards the direction of the trunk, the connecting piece 6 drives the backrest body 2 to rotate towards the direction of the trunk, and the first connecting rod 31 drives the second connecting rod 32 to rotate around the fixed support 35 until the motor stops rotating, so that the inclination angle adjustment of the backrest body 2 can be completed.

When the space in the vehicle needs to be expanded, the handle piece 34 is pulled, the handle piece 34 drives the stop hook to rotate, the stop hook rotates to enable the damping force of the second reset torsion spring to be increased, and because the stop hook is separated from the lock tongue body, the lock tongue body is driven to rotate under the action of the first reset elastic force, the locking part is retracted into the lock shell, then the backrest body 2 is rotated, the protruding part 311 is separated from a notch on the backrest lock 33, at the moment, the handle piece 34 is released, the stop hook reversely rotates under the action of the increased damping force, when the stop hook is abutted with the lock tongue body, the stop hook drives the lock tongue body to reversely rotate, the locking part extends out of the lock shell until the locking part is abutted with the inner wall of the second U-shaped notch, and at the moment, the first reset torsion spring has the first reset elastic force.

When the seat needs to be taken, the backrest body 2 is pulled, the backrest body 2 drives the connecting piece 6 to rotate, then the handle piece 34 is pulled, the locking part is retracted into the lock shell, the backrest body 2 continues to rotate until the protruding part 311 is abutted with the inner wall of the second U-shaped notch, and then the handle piece 34 is loosened, so that the locking part extends out of the lock shell, and the locking of the backrest body 2 can be realized.

Example 2

The present embodiment provides an automobile including the seat in embodiment 1.

In the automobile provided by the embodiment, after the backrest lock 33 is unlocked, the backrest body 2 is turned forwards, so that the space behind the seat can be expanded.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims (10)

1. A seat, comprising:

the seat cushion comprises a seat cushion body (1), wherein the seat cushion body (1) is suitable for being connected with a vehicle body in a sliding way;

the backrest body (2) is rotationally connected with the seat cushion body (1);

the locking assembly comprises a first connecting rod (31), a second connecting rod (32) and a backrest lock (33), wherein two ends of the first connecting rod (31) are respectively hinged with the seat cushion body (1) and the second connecting rod (32), one end, far away from the first connecting rod (31), of the second connecting rod (32) is suitable for being hinged with the vehicle body, and the backrest lock (33) is arranged on the backrest body (2);

the backrest lock (33) has a locked state connected to the first link (31) and an unlocked state separated from the first link (31).

2. The seat according to claim 1, characterized in that the backrest lock (33) comprises:

a lock housing having a notch;

the lock tongue is connected with the inner wall of the lock shell and is provided with a locking part;

the first connecting rod (31) is provided with a protruding part (311), and the locking part is provided with a locking state which extends into the notch and is matched with the notch to limit the protruding part (311), and the locking part is retracted into the lock shell and is separated from the unlocking state of the notch.

3. The seat according to claim 2, characterized in that the locking assembly further comprises a handle member (34), the backrest lock (33) is provided with a stop hook, the stop hook is rotatably connected with the inner wall of the lock shell, one side of the stop hook is connected with the lock tongue, the other side of the stop hook is connected with the handle member (34), and the handle member (34) drives the stop hook to rotate so as to drive the locking part to retract into the lock shell.

4. A seat according to claim 3, wherein the locking assembly further comprises a fixed bracket (35), the fixed bracket (35) being adapted to be fixedly connected to the vehicle body, the end of the second link (32) remote from the first link (31) being hinged to the fixed bracket (35).

5. The seat according to any one of claims 1-4, further comprising a lower slide rail (41) and an upper slide rail (42), the lower slide rail (41) being adapted to be fixedly connected with the vehicle body, the upper slide rail (42) being slidably connected with the lower slide rail (41), the seat cushion body (1) being fixedly connected with the upper slide rail (42).

6. The seat according to claim 5, further comprising a driving member (5), wherein the driving member (5) is disposed on the upper rail (42), and the driving member (5) is capable of driving the upper rail (42) to move along the lower rail (41).

7. The seat according to claim 6, characterized in that the driving element (5) is a motor, which is connected to the upper slide rail (42) by means of a worm wheel screw mechanism.

8. The seat according to claim 6, characterized in that the driving element (5) is a hydraulic cylinder, the telescopic rod of which is fixedly connected with the lower slide rail (41).

9. The seat according to any one of claims 1, 7, 8, further comprising a connecting member (6), wherein one side of the connecting member (6) is fixedly connected to the backrest body (2), and the other side of the connecting member (6) is hinged to the seat cushion body (1).

10. An automobile comprising a seat according to any one of claims 1 to 9.