CN216374701U

CN216374701U - Baby carriage seat with foldable two-lock unlocking seat plate

Info

Publication number: CN216374701U
Application number: CN202122421092.9U
Authority: CN
Inventors: 雷林龙; 李志国; 刘亮
Original assignee: Ningbo Mybaby Baby Products Manufacturing Co Ltd
Current assignee: Ningbo Mybaby Baby Products Manufacturing Co Ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-04-26
Anticipated expiration: 2031-10-09

Abstract

The utility model discloses a baby carriage seat with a foldable two-lock unlocking seat plate, which comprises a seat plate, a backrest, an unlocking plate, a clamping column, a clamping hole and the like, wherein the clamping column is mainly designed to be formed by overlapping a first-order column and a second-order column, and a two-lock button which is right opposite to the clamping hole is arranged at the top of the unlocking plate; thus, when the backrest is unfolded and locked relative to the seat board, the clamping block is pushed outwards by elasticity to drive the first-order column to be assembled in the clamping hole; when the backrest is unlocked and rotates relative to the seat plate, the backrest is folded on the seat plate in a rotating way and drives the first-order column to be separated from the clamping hole and the second-order column to be assembled in the clamping hole, namely the folding of the backrest relative to the seat plate is not influenced, but the seat plate still cannot be folded; when the second lock button is pressed to push the second-step column to be separated from the clamping hole, the seat board can be folded. Therefore, the backrest folding and the seat plate folding can be respectively carried out pause operation according to two sections, the injury phenomena of hands clamping and the like caused by untimely reaction of a user in the folding operation process are avoided, and the potential safety hazard of the folding operation is effectively reduced.

Description

Baby carriage seat with foldable two-lock unlocking seat plate

Technical Field

The utility model relates to a baby carriage seat, in particular to a baby carriage seat with a foldable seat plate unlocked by a secondary lock.

Background

At present, a baby carriage seat is usually arranged between unlocking sheets on two sides of a baby carriage, and the structure of the baby carriage seat comprises a seat plate, a backrest and the like, wherein the rear end of the seat plate, the lower end of the backrest and the tops of the unlocking sheets are coaxially and rotatably arranged; meanwhile, a clamping block which is elastically pushed outwards is arranged in the rear end of the seat plate, a clamping column is arranged on the clamping block, and a clamping hole which is opposite to the clamping column is arranged at the top of the unlocking sheet; thus, when the backrest is unfolded and locked relative to the seat board, the clamping block is pushed outwards by elasticity to drive the clamping column to be assembled in the clamping hole, when the backrest is unlocked and rotated relative to the seat board, the backrest is rotated and folded on the seat board to drive the clamping column to be separated from the clamping hole, and the seat board is driven to be folded synchronously along with the folding of the backrest. Obviously, the linkage folding structure greatly facilitates the folding operation of users, but in practical use, when the backrest is folded to drive the seat board to be linked and folded, the whole folding action is finished without pause, and some users are unfamiliar with the folding structure, so that the phenomena that the users cannot respond in time in the folding operation process and are injured such as hand clamping and the like are easily caused; therefore, a certain potential safety hazard exists in the whole folding operation process.

Disclosure of Invention

The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing a baby carriage seat with a foldable seat plate and a foldable backrest, which is unlocked by a two-way lock and can be used for carrying out pause operation according to two sections respectively so as to reduce the potential safety hazard of the folding operation.

The technical problem of the utility model is realized by the following technical scheme:

a baby carriage seat with a foldable two-lock unlocking seat plate is arranged between unlocking pieces on two sides of a baby carriage and comprises a seat plate and a backrest, wherein the rear end of the seat plate, the lower end of the backrest and the tops of the unlocking pieces are coaxially and rotatably arranged; a clamping block which is elastically pushed outwards is arranged in the rear end of the seat plate, a clamping column is arranged on the clamping block, a clamping hole matched with the clamping column is formed in the top of the unlocking sheet, the clamping column is formed by overlapping a first-order column and a second-order column, and a second locking button which is opposite to the clamping hole is arranged at the top of the unlocking sheet; when the backrest is unfolded and locked relative to the seat plate, the clamping block is pushed outwards by elasticity to drive a first-order column to be assembled in the clamping hole; when the backrest is unlocked and rotates relative to the seat plate, the backrest rotates and is folded on the seat plate and drives the first-order column to be separated from the clamping hole and the second-order column to be assembled in the clamping hole; when the second lock button is pressed to push the second-step column to be separated from the clamping hole, the seat board is folded.

The first-order column is located the card post root, the second-order column is located the card post head, and the external diameter of first-order column is greater than the external diameter of second-order column, and this first-order column and second-order column are coaxial stack.

The seat board rear end be equipped with the seat board carousel, the back lower extreme is equipped with the back swivel, unblock piece top is equipped with the unblock carousel, this back swivel rotates the suit with the axle center outside the seat board carousel, this seat board carousel rotates with the axle center with the unblock carousel and is connected.

The outer side surface of the seat plate turntable is provided with a mounting groove, and the clamping block is mounted in the mounting groove and is elastically pushed outwards.

The outside of the unlocking piece is provided with an unlocking handle, and the two lock buttons are arranged on the unlocking handle and penetrate through the unlocking handle to just face the clamping hole.

The top of the backrest is provided with a backrest knob which controls the backrest to unlock and rotate relative to the seat plate; the outer circumferential surface of the unlocking turntable is provided with a plurality of locking grooves for controlling the backrest to unfold and lock relative to the seat board.

The clamping column and the clamping hole are elliptic columns and elliptic holes which are mutually assembled.

Compared with the prior art, the utility model mainly designs the clamping column which is used for matching the clamping hole in the seat of the baby carriage to form locking and is formed by overlapping a first-order column and a second-order column, and the top of the unlocking sheet is provided with a second locking button which is opposite to the clamping hole; thus, when the backrest is unfolded and locked relative to the seat board, the clamping block is pushed outwards by elasticity to drive the first-order column to be assembled in the clamping hole; when the backrest is unlocked and rotates relative to the seat plate, the backrest is folded on the seat plate in a rotating way and drives the first-order column to be separated from the clamping hole and the second-order column to be assembled in the clamping hole, namely the folding of the backrest relative to the seat plate is not influenced, but the seat plate still cannot be folded; when the second lock button is pressed to push the second-step column to be separated from the clamping hole, the seat board can be folded. Therefore, the backrest folding and the seat plate folding can be respectively carried out pause operation according to two sections, the injury phenomena of hands clamping and the like caused by untimely reaction of a user in the folding operation process are avoided, and the potential safety hazard of the folding operation is effectively reduced.

Drawings

Fig. 1 is a schematic view showing a structure in which a backrest of the present invention is unfolded and locked with respect to a seat plate.

Fig. 2 is a schematic view showing the structure of the backrest of the present invention unlocked and rotated with respect to the seat plate.

Fig. 3 is a schematic view showing a structure in which the seat plate of the present invention is folded.

Fig. 4 is an exploded perspective view of the present invention.

Fig. 5 is a schematic structural view of the clip.

Fig. 6 is a schematic structural view of the unlocking sheet.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the above drawings.

As shown in fig. 1-6, 1, 11, 12, mounting groove, 2, backrest, 21, backrest swivel, 3, frame, 4, two lock buttons, 5, backrest knob, 6, unlocking sheet, 61, unlocking turntable, 62, locking hole, 63, locking groove, 7, locking block, 71, locking column, 711, first-step column, 712, second-step column, 8, unlocking handle.

The utility model provides a two locks unblock seat board folding perambulator seat, this perambulator seat is installed between the unblock piece 6 of perambulator both sides usually, and its structure mainly includes bedplate 1 and back 2, and bedplate 1 rear end, back 2 lower extreme and the installation of deblocking 6 top portion coaxial axle center rotation specifically is: the rear end of the seat plate 1 is provided with a seat plate rotating disc 11, the lower end of the backrest 2 is provided with a backrest rotating ring 21, the top of the unlocking sheet 6 is provided with an unlocking rotating disc 61, the backrest rotating ring 21 is coaxially and rotatably sleeved outside the seat plate rotating disc 11, and the seat plate rotating disc is coaxially and rotatably connected with the unlocking rotating disc 61.

The outer side surface of the seat plate rotating disc 11 is provided with an installation groove 12, a clamping block 7 pushed outwards by elasticity is arranged in the installation groove, namely the clamping block 7 pushed outwards by elasticity is arranged in the rear end of the seat plate 1, and various elastic elements such as commonly used springs and the like can be selected for providing the pushing force of the outward elasticity.

The fixture block 7, specifically, the outer side surface of the fixture block is provided with a fixture column 71, the fixture column is a stepped column formed by coaxially overlapping a first-order column 711 and a second-order column 712, the first-order column 711 is located at the root of the fixture column 71, the second-order column 712 is located at the head of the fixture column 71, and the outer diameter of the first-order column 711 needs to be larger than the outer diameter of the second-order column 712.

The top of the unlocking sheet 6 is provided with a clamping hole 62 which is matched with the clamping column 71, the clamping column 71 and the clamping hole 62 can adopt an elliptic column and an elliptic hole which are matched with each other as shown in the embodiment, and the matching shape is not limited, such as a cylinder and a round hole, and even other non-cylinders and non-round holes can be suitable.

The top of the unlocking piece 6 is provided with two lock buttons 4 facing the clamping holes 62, specifically, the outer side of the unlocking piece 6 is provided with an unlocking handle 8, the two lock buttons 4 are arranged on the unlocking handle 8 and penetrate through the unlocking handle to face the clamping holes 62, and therefore pressing operation of the clamping columns 71 in the clamping holes is achieved.

Meanwhile, the top of the backrest 2 is provided with a backrest knob 5, and the backrest 2 is controlled to be unlocked and rotated relative to the seat plate 1 by pressing the backrest knob 5; the outer circumferential surface of the unlocking rotary disc 61 is provided with a plurality of locking grooves 63 which can be used for controlling the backrest 2 to be unfolded and locked relative to the seat plate 1, and simultaneously, the backrest 2 can form various sitting and leaning angles when the backrest 2 is unfolded relative to the seat plate 1.

Thus, the baby carriage seat can be used in the following states: when the backrest 2 is unfolded and locked relative to the seat plate 1, the locking block 7 will be pushed outwards by the elasticity to drive the first step column 711 to be assembled in the locking hole 62; when the backrest 2 is unlocked and rotated relative to the seat plate 1, the backrest 2 is rotated and folded on the seat plate 1 and drives the first-order column 711 to be separated from the clamping hole 62, and the second-order column 712 is assembled in the clamping hole 62, namely the folding of the backrest 2 relative to the seat plate 1 is not influenced, but the seat plate 1 still cannot be folded; when the second locking button 4 is pressed to push the second step post 712 to be disengaged from the locking hole 62, the seat plate 1 can be folded.

Therefore, the backrest folding and the seat plate folding can be respectively carried out pause operation according to two sections, the injury phenomena of hands clamping and the like caused by untimely reaction of a user in the folding operation process are avoided, and the potential safety hazard of the folding operation is effectively reduced.

The above description is only a specific embodiment of the present invention, and those skilled in the art should understand that any similar structural design to the embodiment is included in the protection scope of the present invention.

Claims

1. A baby carriage seat with a foldable two-lock unlocking seat plate is arranged between unlocking pieces (6) on two sides of a baby carriage and comprises a seat plate (1) and a backrest (2), wherein the rear end of the seat plate (1), the lower end of the backrest (2) and the top of the unlocking piece (6) are coaxially and rotatably arranged; a clamping block (7) which is elastically pushed outwards is arranged in the rear end of the seat plate (1), a clamping column (71) is arranged on the clamping block, a clamping hole (62) which is matched with the clamping column (71) is formed in the top of the unlocking sheet (6), the anti-theft lock is characterized in that the clamping column (71) is formed by overlapping a first-order column (711) and a second-order column (712), and a second locking button (4) which is opposite to the clamping hole (62) is arranged in the top of the unlocking sheet (6); when the backrest (2) is unfolded and locked relative to the seat plate (1), the clamping block (7) is pushed outwards by elasticity to drive the first-step column (711) to be assembled in the clamping hole (62); when the backrest (2) is unlocked and rotated relative to the seat plate (1), the backrest (2) is rotationally folded on the seat plate (1) and drives the first-stage column (711) to be separated from the clamping hole (62) and the second-stage column (712) to be assembled in the clamping hole (62); when the second lock button (4) is pressed to push the second-step column (712) to be also separated from the clamping hole (62), the seat board (1) is folded.

2. A stroller seat with a foldable seat plate and a two-way lock release as defined in claim 1, wherein said first step pillar (711) is located at the root of said catch pillar (71), said second step pillar (712) is located at the head of said catch pillar (71), and the outer diameter of said first step pillar (711) is larger than the outer diameter of said second step pillar (712), said first step pillar (711) and said second step pillar (712) being coaxially stacked.

3. The baby carriage seat with the foldable seat plate and the foldable unlocking seat plate as claimed in claim 1, wherein the seat plate (1) is provided with a seat plate rotating disc (11) at the rear end, the lower end of the backrest (2) is provided with a backrest rotating ring (21), the unlocking rotating disc (61) is arranged at the top of the unlocking sheet (6), the backrest rotating ring (21) is coaxially sleeved outside the seat plate rotating disc (11) in a rotating manner, and the seat plate rotating disc and the unlocking rotating disc (61) are coaxially and rotatably connected.

4. The stroller seat with a foldable seat plate and a two-way lock and unlock function as claimed in claim 3, wherein the outer side of the seat plate rotating disc (11) is provided with a mounting groove (12), and the clamping block (7) is mounted in the mounting groove (12) and pushed outwards by elasticity.

5. The stroller seat with a foldable seat plate and a two-way lock according to claim 1, wherein the unlocking plate (6) is provided with an unlocking handle (8) at the outer side, and the two-way lock button (4) is arranged on the unlocking handle (8) and passes through the unlocking handle to face the clamping hole (62).

6. A stroller seat with a foldable seat plate and a two-way lock-release as claimed in claim 3, wherein a backrest knob (5) for controlling the backrest to be unlocked and rotated relative to the seat plate (1) is provided on the top of the backrest (2); the outer circumferential surface of the unlocking turntable (61) is provided with a plurality of locking grooves (63) for controlling the backrest (2) to be unfolded and locked relative to the seat plate (1).

7. A stroller seat with a folded two-way lock release seat plate according to claim 1, wherein said locking posts (71) and said locking holes (62) are mutually fitted elliptical posts and holes.