CN210455038U

CN210455038U - Seat cushion folding mechanism

Info

Publication number: CN210455038U
Application number: CN201921066845.5U
Authority: CN
Inventors: 李静
Original assignee: Yongkang Ruiying Industry And Trade Co ltd
Current assignee: Yongkang Ruiying Industry And Trade Co ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-05-05
Anticipated expiration: 2029-07-09

Abstract

The utility model belongs to the technical field of seat cushion folding, in particular to a seat cushion folding mechanism, which comprises a seat cushion fixing seat, the seat cushion fixing seat is rotationally connected with a seat cushion body, a sliding shaft penetrates between the seat cushion fixed seat and the seat cushion body, a sliding groove for the sliding shaft to slide is arranged on the seat cushion fixed seat, a first clamping groove is formed at least one end of the sliding groove, one end of the sliding shaft is clamped in the first clamping groove, thereby limiting the rotation between the seat cushion fixing seat and the seat cushion body, through the design of the first clamping groove, when the seat cushion body is turned and folded, one end of the sliding shaft can be clamped into the first clamping groove, thereby the rotation between restriction seatpad fixing base and the seatpad body for the seatpad body after folding can remain stable position, can not produce the removal, ensures that this fold condition can not produce the change, improves the stability of structure.

Description

Seat cushion folding mechanism

Technical Field

The utility model relates to a seat cushion folding technical field, in particular to a seat cushion folding mechanism.

Background

The scooter is a very safe and very physical exercise sports, is increasingly popular with people, users control the direction of a handle on a headstock tube by two hands, stand on a pedal by one foot, push the scooter to move forwards by the other foot, and people design a foldable scooter for convenient carrying, which has the advantages of convenient carrying and small occupied space, but the prior foldable scooter comprises a cushion mechanism rarely, and some scooters comprising the cushion mechanism have inconvenient installation and disassembly, such as the three-wheel children scooter disclosed in Chinese utility model CN201820846930.2, because a limit groove of a cushion connecting seat is provided with a locking block which can be reset by a spring, a lock hole which is matched with the locking block is arranged on the cushion, a push button is fixed on the locking block, the locking block is matched with the cushion, the connection can be ensured, the bearing capacity is greatly improved, and quick folding can be realized by the push button, however, the seat cushion folding mechanism has no locking function, and after the seat cushion is folded, the seat cushion can move, so that the seat cushion can rotate relative to the vertical rod easily due to gravity, vibration and the like, and the safety of a person can be affected in the driving process of the person.

Disclosure of Invention

The utility model aims at providing a seatpad folding mechanism, through the design of first draw-in groove, solve after folding, take place the pivoted problem between seatpad fixing base and the seatpad body.

The purpose of the utility model is realized like this: the utility model provides a seatpad folding mechanism, includes the seatpad fixing base, seatpad fixing base rotatable coupling has the seatpad body, wear to be equipped with the sliding shaft between seatpad fixing base and the seatpad body, set up on the seatpad fixing base and supply the sliding shaft to carry out gliding sliding tray, the at least one end shaping of sliding tray has first draw-in groove, the one end card of sliding shaft is gone into in the first draw-in groove to rotation between restriction seatpad fixing base and the seatpad body.

Preferably, the one end of sliding shaft is connected with the locating part, and the one end shaping of locating part has joint portion, and the size of joint portion is greater than the size of sliding tray, and is less than the size of first draw-in groove.

Preferably, the size of the first card slot is larger than that of the sliding slot.

Preferably, the sliding groove is an arc-shaped groove, the clamping portion is a cylinder, and the first clamping groove is circular.

Preferably, the other end of the sliding shaft extends out of the seat cushion body and is formed with a pressing plate, and an elastic member is abutted between the pressing plate and the end surface of the seat cushion body.

Preferably, the limiting member is installed on the periphery of one end of the sliding shaft, and the elastic member is installed on the periphery of the other end of the sliding shaft.

Preferably, a first clamping groove is formed at the upper end of the sliding groove, and a second clamping groove is formed at the lower end of the sliding groove.

Preferably, a rotating hole is formed in one end of the seat cushion body, and the sliding shaft sequentially penetrates through the rotating hole and the sliding groove to connect the seat cushion fixing seat and the seat cushion body.

Preferably, the other end of the limiting member extends out of the seat cushion body and is formed with a limiting portion, and the size of the limiting portion is larger than that of the rotating hole.

Preferably, a first round hole is opened at one end of the seat cushion fixing seat, a second round hole is opened at one end of the seat cushion body, and a bolt sequentially penetrates through the second round hole and the first round hole and is connected with a nut, so that the rotatable connection between the first round hole and the second round hole is realized.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

1. the utility model discloses a design of first draw-in groove, after the seatpad body overturns folding, the one end of sliding shaft can block into in the first draw-in groove to the rotation between restriction seatpad fixing base and the seatpad body, the seatpad body after making folding can the stable position, can not produce the removal, ensures that this fold condition can not produce the change, improves the stability of structure.

Drawings

Fig. 1 is a schematic structural view of the utility model when installed on a scooter.

Fig. 2 is a schematic structural view of the utility model when unfolded.

Fig. 3 is a schematic structural view of the utility model when folded.

Fig. 4 is a schematic diagram of the explosion structure of the present invention.

Fig. 5 is a front view of the utility model when folded.

Fig. 6 is a sectional view of the structure at a-a in fig. 5.

FIG. 7 is a front view of the utility model when unfolded

Fig. 8 is a sectional view of the structure at the point B-in fig. 7.

Reference numerals: 1-seat cushion fixed seat; 2-a seat cushion body; 3-a sliding shaft; 4-a sliding groove; 5-a first card slot; 6-a limiting part; 7-a clamping part; 8-pressing plate; 9-an elastic member; 10-a second card slot; 11-a spin hole; 12-a limiting part; 13-a first circular aperture; 14-a second circular aperture; 15-bolt; 16-nut.

Detailed Description

The following describes the present invention in further detail with reference to fig. 1-8.

A seat cushion folding mechanism.

Firstly, referring to fig. 1, the left end of the seat cushion fixing seat 1 is connected with a vertical pipe of the scooter, the right end of the seat cushion fixing seat 1 is connected with a foldable seat cushion body 2, and the seat cushion body 2 can upwards rotate, so that the folding function is realized.

Combine fig. 2 and fig. 3, realize rotatable coupling through bolt 15 between seatpad body 2 and the seatpad fixing base 1, through the cooperation of sliding shaft 3 with sliding tray 4 between seatpad body 2 and the seatpad fixing base 1 to realize folding function, specifically see fig. 3, upwards overturn seatpad body 2 and can reach folding effect.

Specifically referring to fig. 4, a sliding groove 4 for the sliding shaft 3 to slide is formed on the seat cushion fixing seat 1, when only a first engaging groove 5 is formed at the upper end of the sliding groove 4, and at this time, the seat cushion body 2 is in an unfolded state as shown in fig. 2, and can rotate without any unlocking operation, and at this time, because the position of the second engaging groove 10 is located at the lower right corner, when a person sits on the seat cushion body 2, the sliding shaft 3 always abuts against the second engaging groove 19, so that there is no need to worry about the stability problem of the seat cushion body 2, when the seat cushion body 2 is turned upwards, that is, when the sliding shaft 3 slides upwards in the sliding groove 4, until reaching the upper end of the sliding groove 4, one end of the sliding shaft 3 is engaged into the first engaging groove 5, at this time, the rotation between the seat cushion fixing seat 1 and the seat cushion body 2 is limited, that is capable of limiting the position of the folded seat cushion body 2, can effectively prevent the seat cushion body 2 from rotating due to gravity, vibration and other reasons, and ensure the personal safety.

Specifically looking at fig. 4, the upper end shaping of sliding tray 4 has first draw-in groove 5, after seatpad body 1 upwards overturns, can pass through first draw-in groove 5 restriction position, the lower extreme shaping of sliding tray 4 has second draw-in groove 10, and second draw-in groove 10 is the same with second draw-in groove 5's function, after seatpad body 1 overturns downwards, can restrict seatpad body 1's position through second draw-in groove 10, consequently through the design of second draw-in groove 10 for seat body 1 is when being in unfolded state, also has the locking function, can make seat body 1 more firm, its position is difficult to produce the skew.

With reference to fig. 4 and 8, first round hole 13 has been seted up to the one end of seatpad fixing base 1, second round hole 14 has been seted up to the one end of seatpad body 2, uses bolt 15 to pass second round hole 14, first round hole 13 in proper order and connect nut 16 to realize rotatable coupling between them, unscrew nut 16, can pull down both, specifically see fig. 4, rotatory hole 11 has been seted up to the one end of seatpad body 2, sliding shaft 3 passes rotatory hole 11, sliding tray 4 in proper order and connects seatpad fixing base 1 and seatpad body 2, seatpad body 2 uses bolt 15 to rotate as the axle center, and in the rotation process, seatpad body 2 will drive sliding shaft 3 and slide in sliding tray 4, joint portion 7 inserts rotatory hole 11, first draw-in groove 5 in proper order, thereby restricts the rotation between seatpad fixing base 1 and the seatpad body 2.

With reference to fig. 4 and 6, one end of the sliding shaft 3 is connected with a limiting member 6, one end of the limiting member 6 is formed with a clamping portion 7, the diameter of the clamping portion 7 is smaller than the diameter of the first clamping groove 5, so that when the limiting member 6 reaches the first clamping groove 5, the clamping portion 7 can be automatically clamped into the first clamping groove 5 on the seat cushion fixing base 1, thereby locking the positions of the seat cushion fixing base 1 and the seat cushion body 2 is realized, and the diameter of the clamping portion 7 is larger than the diameter of the sliding groove 4, the design enables the limiting member 6 not to be sunk into the sliding groove 4 but only to slide on the surface thereof in the sliding process, so that the seat cushion body 2 can normally rotate, as shown in fig. 3, until the limiting member reaches a state parallel to the seat cushion fixing base 1 or a state perpendicular to the seat cushion fixing base 1 as shown in fig. 2, the diameter of the first clamping groove 5 is larger than the diameter of, sliding tray 4 is the arc wall, is convenient for slide, joint portion 7 is the cylinder, consequently for making joint portion 7 can block into, the shape of first draw-in groove 5 is equally designed for circular to other shapes, for example square, triangle-shaped are compared in circular shape design, need make every angle all correspond and just can block into, and the cooperation of cylinder and round hole, do not have the restriction of corner, and the shape of periphery is the circle, consequently can be easier just block into the inslot.

Specifically see fig. 6, the other end of sliding shaft 3 stretches out seatpad body 2 and the shaping has a press platen 8, the butt elastic component 9 between the terminal surface of press platen 8 and seatpad body 2, elastic component 9 can adopt the spring, elastic sheet etc. have elastic part, press platen 8 through the application of force, will compress elastic component 9, make sliding shaft 3 remove simultaneously and drive locating part 6 and remove and leave first draw-in groove 5, realize the unblock operation, can rotate again between seatpad fixing base 1 and the seatpad body 2 this moment, but when locating part 6 reachs the draw-in groove once more, because the elasticity of elastic component 9, can make locating part 6 automatic card go into in the draw-in groove, realize automatic auto-lock function.

Specifically, referring to fig. 6, the other end of the limiting member 6 extends out of the seat cushion body 2 and is formed with a limiting portion 12, and the diameter of the limiting portion 12 is larger than the diameter of the rotating hole 11, so that the limiting portion 12 cannot pass through the rotating hole 11 and can only abut against the end surface of the rotating hole 11, and can prevent position deviation, if in the operation process, the sliding shaft 3 is ejected out by the elastic member 9, and the limiting portion 12 can be designed into a structure to be grabbed, which is a conventional means for those skilled in the art, and therefore is not described in detail, so as to grab the limiting portion 12, and then pull the sliding shaft rightward, and similarly, the clamping portion 7 of the limiting member 4 can be separated from the first clamping groove 5, so that the seat cushion fixing seat 1 and the seat cushion body 2 can rotate, and the unlocking function.

The specific working process of the scheme is as follows: referring to fig. 2, in a state when the seat cushion body 2 is flatly placed for use, when the second engaging groove 10 is not disposed at the lower end of the sliding groove 4 but only the first engaging groove 5 is disposed, an unlocking operation is not required at this time, the seat cushion body 2 is in a freely movable state at this time, and the seat cushion can be directly folded at this time, the seat cushion body 2 is firstly turned upwards, at this time, the seat cushion body 2 drives the sliding shaft 3 to move in the process of turning upwards, the sliding shaft 3 slides in the sliding groove 4, the seat cushion body 2 is turned upwards all the time, the sliding shaft 3 slides upwards all the time from the lower end of the sliding groove 4 until contacting the first engaging groove 5, as shown in fig. 6, due to the effect of the elastic member 9, the limiting member 4 is drawn into the first engaging groove 5, so that the seat cushion fixing base 1 and the seat cushion body 2 cannot rotate, and an automatic locking function is realized, at this time, as shown in fig. 3, when the seat cushion body 2 needs to be unfolded, a force needs to be applied to the pressing plate 8 to separate the engaging portion 7 of the limiting member 4 from the first engaging groove 5, and then the seat cushion fixing base 1 and the seat cushion body 2 can rotate.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a seatpad folding mechanism, includes seatpad fixing base (1), its characterized in that: seatpad fixing base (1) rotatable coupling has seatpad body (2), wear to be equipped with sliding shaft (3) between seatpad fixing base (1) and seatpad body (2), offer on seatpad fixing base (1) and supply sliding shaft (3) to carry out gliding sliding tray (4), the at least one end shaping of sliding tray (4) has first draw-in groove (5), the one end card of sliding shaft (3) is gone into in first draw-in groove (5) to rotation between restriction seatpad fixing base (1) and seatpad body (2).

2. A seat cushion folding mechanism according to claim 1, characterized in that: one end of sliding shaft (3) is connected with locating part (6), and the one end shaping of locating part (6) has joint portion (7), and the size of joint portion (7) is greater than the size of sliding tray (4), and is less than the size of first draw-in groove (5).

3. A seat cushion folding mechanism according to claim 2, characterized in that: the size of the first clamping groove (5) is larger than that of the sliding groove (4).

4. A seat cushion folding mechanism according to claim 3, characterized in that: the sliding groove (4) is an arc-shaped groove, the clamping portion (7) is a cylinder, and the first clamping groove (5) is circular.

5. A seat cushion folding mechanism according to claim 1, characterized in that: the other end of the sliding shaft (3) extends out of the seat cushion body (2) and is formed with a pressing plate (8), and an elastic piece (9) is abutted between the pressing plate (8) and the end face of the seat cushion body (2).

6. A seat cushion folding mechanism according to claim 5, wherein: locating part (6) is installed to the periphery of sliding shaft (3) one end, sliding shaft (3) other end periphery is installed elastic component (9).

7. A seat cushion folding mechanism according to claim 1, characterized in that: a first clamping groove (5) is formed in the upper end of the sliding groove (4), and a second clamping groove (10) is formed in the lower end of the sliding groove (4).

8. A seat cushion folding mechanism according to claim 1, characterized in that: rotatory hole (11) have been seted up to the one end of seatpad body (2), thereby slip axle (3) pass rotatory hole (11), sliding tray (4) in proper order and connect seatpad fixing base (1) and seatpad body (2).

9. A seat cushion folding mechanism according to claim 2, characterized in that: the other end of the limiting piece (6) extends out of the seat cushion body (2) and is formed with a limiting part (12), and the size of the limiting part (12) is larger than that of the rotating hole (11).

10. A seat cushion folding mechanism according to claim 1, characterized in that: first round hole (13) have been seted up to the one end of seatpad fixing base (1), second round hole (14) have been seted up to the one end of seatpad body (2), use bolt (15) to pass second round hole (14), first round hole (13) in proper order and connect nut (16) to realize rotatable coupling between them.