Baby carriage with detachable seat

Abstract

The utility model discloses a baby carriage with a detachable seat capable of being folded, which comprises a lower handle connecting outer cover and a carriage folding lifting ring, and the lower handle connecting outer cover is sleeved on a handle connecting seat; according to the utility model, the backrest bayonet lock is unlocked to push the arc-shaped backrest to rotate, so that the seat adjusting gear is connected with the armrest and the seat adjusting gear is separated from the seat plate respectively; when the baby carriage is folded, the adjusting gear pushes the front foot adjusting gear push block to move rightwards, the purposes of separating the front foot connection from the rear foot connection and separating the rear foot connection from the handle connection seat are achieved, a user can vertically lift the whole baby carriage upwards by lifting the carriage folding lifting ring, the baby carriage folding action is achieved, operation is easy, and the structure is compact; the handle connecting base and the rear foot are connected in a separated state, the handle is reversed, the handle adjusting cylindrical gear moves leftwards, the handle connecting base and the rear foot are connected in a locked state, the purpose of forward and reverse installation of the handle is achieved, and the front wheel runs forwards or the rear wheel runs forwards.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of maternal and child products, especially to a baby carriage with detachable seat and folding function. BACKGROUND

[0002] The baby carriage with detachable seat and folding function has the advantages of convenience, safety and user-friendly design, and becomes the first choice for many families when choosing a baby carriage; the detachable seat design makes the baby carriage foldable, facilitating carrying and storage; the baby carriage with detachable seat design is more portable, which helps to reduce the burden of parents when pushing, especially when walking for a long time or going up and down stairs; the fabric part of the baby carriage can be detached for cleaning, keeping the baby carriage clean; the large-size seat and adjustable backrest angle allow the child to sit or lie in the most comfortable posture, and the design of the ventilation net ensures air circulation and prevents overheating; however, the baby carriages with detachable seat and folding function currently popular on the market have obvious defects: first, the ordinary baby carriages with detachable seat and folding function are complex to operate and not compact when folded; second, the handle cannot be installed in reverse, and the front wheels or rear wheels cannot be driven forward; therefore, a baby carriage with detachable seat and folding function is designed. SUMMARY

[0003] The utility model aims to provide a baby carriage with detachable seat and folding function, which solves the defects of the existing ordinary baby carriages with detachable seat and folding function, such as complex operation, non-compact folding, and inability to install the handle in reverse and drive the front wheels or rear wheels forward.

[0004] To solve the above technical problems, the utility model provides the following technical scheme: a baby carriage with detachable seat and folding function, comprising a lower handle connecting outer cover, a seat adjustment gear, a lower handle reversing pull wire, a handle adjustment gear push block, a front and rear foot elastic sliding block, an elastic sliding block spring, a backrest unlocking pull wire, a backrest adjustment pull handle and a folding handle, the lower handle connecting outer cover is sleeved on a handle connecting seat, a handle decoration ring, a pull wire fixing seat and one end of a handle adjustment gear spring are sleeved on the handle connecting seat, the other end of the handle adjustment gear spring is sleeved on a handle adjustment cylindrical gear, the handle adjustment cylindrical gear is meshed and connected with a rear foot connecting, the rear foot connecting is sleeved with one end of a front foot gear spring, the other end of the front foot gear spring is sleeved on a front foot circular gear, and the front foot circular gear is meshed and connected with the front foot connecting.

[0005] As a further technical scheme of the utility model, the handle connecting seat is meshed and connected with the rear foot connecting, the rear foot connecting is fixedly connected with a rear foot pipe, the rear foot connecting is meshed and connected with the front foot circular gear, the handle adjustment gear push block is sleeved in the groove of the front foot circular gear, the handle adjustment gear push block is in close contact with the handle adjustment cylindrical gear, and the handle connecting seat is sleeved with a pull wire clamping rear part.

[0006] As a further technical scheme of the utility model, the rear leg connector is connected with front and rear leg elastic sliding blocks, one end of the front and rear leg elastic sliding blocks is fixedly connected with elastic sliding block springs, and the other end of the elastic sliding block springs is fixed on the rear leg connector.

[0007] As a further technical scheme of the utility model, the front leg connector is fixedly connected with a front leg pipe, the front leg connector is sleeved with a front leg adjusting gear push block and a frame folding button, and the front leg connector is connected with a seat connector.

[0008] As a further technical scheme of the utility model, the seat connector is engaged with a seat adjusting gear, the seat adjusting gear is engaged with an arc-shaped backrest, a seat plate and an armrest connector, the arc-shaped backrest is rotatably connected with the seat plate, the seat plate is sleeved with an armrest torsional spring and the armrest connector, a folding vehicle handle is fixedly connected to the seat plate, the arc-shaped backrest is sleeved with a backrest tooth, a backrest catch is slidably connected in a through groove of the backrest tooth, the backrest catch is slidably connected on the arc-shaped backrest, one end of the backrest catch is fixedly connected with a backrest unlocking pull wire, and the other end of the backrest unlocking pull wire is fixedly connected with a backrest adjusting pull handle.

[0009] As a further technical scheme of the utility model, one end of a lower handle reversing pull wire is fixedly connected to the handle adjusting cylindrical gear, the other end of the lower handle reversing pull wire is fixedly connected with a reversing pull ring, the lower handle reversing pull wire penetrates through a handle connector, the reversing pull ring is sleeved on a lower handle pipe, and the lower handle pipe is fixedly connected with the handle connector.

[0010] As a further technical scheme of the utility model, the arc-shaped backrest is slidably connected with a backrest unlocking pull wire in a groove of the arc-shaped backrest, and the arc-shaped backrest is slidably connected with a backrest adjusting pull handle.

[0011] The utility model provides a detachable baby carriage of seat folding, and its advantages are as follows: by pulling backrest adjustment pull handle to pull backrest unlocking pull line, backrest unlocking pull line applies the pulling force to backrest bayonet lock, makes it move upwards, and the backrest tooth opens the card slot, first stage, then pushes arc backrest and rotates anticlockwise around seat adjustment gear as the center, arc backrest rotates and further pushes seat adjustment gear to move rightwards, makes seat adjustment gear separate from handrail connection, achieves the purpose that handrail connection separates from seat plate and arc backrest, at this moment, handrail unlocking that connects handrail connection can be folded up and down, second stage, arc backrest rotates and continues to push seat adjustment gear rightwards, makes seat adjustment gear separate from seat plate, achieves the purpose that seat plate separates from arc backrest, at this moment, seat plate unlocking, handrail connection, seat plate and arc backrest rotate and fold and adhere to front leg pipe as seat adjustment gear as the center, by seat adjustment gear moving rightwards and intersecting with seat connection seat, further seat adjustment gear pushes front leg adjustment gear push block to move rightwards, finally front leg adjustment gear push block pushes front leg circular gear rightwards to make it completely immerse in rear leg connection, achieves the purpose that front leg connection separates from rear leg connection, at the same time that front leg adjustment gear push block pushes front leg circular gear, handle adjustment gear push block also has rightward thrust to handle adjustment cylindrical gear that traverses rear leg connection and front leg circular gear, handle adjustment cylindrical gear is pushed rightwards to handle adjustment cylindrical gear again, makes handle adjustment cylindrical gear rightwards to completely immerse in handle connection seat, achieves the purpose that rear leg connection separates from handle connection seat, after handle connection seat does not have the resistance of gear card slot, under the action of its own gravity, handle connection outer cover rotates clockwise and falls down and adheres to rear leg pipe as the center, at this moment, the unlocking action of baby carriage is completed, when the frame is in the state without seat, press the frame folding button in the inner side of front leg connection, makes frame folding button replace the function of seat connection seat, can unlock the frame, can quickly unlock the frame, saves time and effort, at this moment, seat plate folding ring is exposed upwards through rotation, users can lift the whole vehicle vertically upwards through pulling folding ring, and front leg pipe and rear leg pipe also approach each other under the action of its own gravity, realize the folding action of baby carriage, simple operation, compact structure.When the lower handle reversing pull wire is pulled upward, the pull force is transmitted to the handle adjusting cylindrical gear, the handle adjusting cylindrical gear moves to the right to be completely hidden in the handle connecting seat, the handle connecting seat is separated from the rear foot connection, and the handle connecting seat is not subjected to any resistance of the rear foot connection when being rotated at will, and the handle reversing operation can be performed, when the pull force of the lower handle reversing pull wire is released, the handle adjusting cylindrical gear moves to the left under the elastic force of the handle adjusting gear spring, and half of the handle adjusting cylindrical gear is inserted into the rear foot connection, at this time, the handle connecting seat is locked with the rear foot connection, and the handle is fixed, in order to facilitate the user to adjust the standing position during reversing, and slow down the falling speed of the handle reversing, a pull wire card is arranged between the handle connecting seat and the rear foot connection, when the pull wire card rotates through the rear foot connection outer edge groove, the handle appears a short card effect to ensure that the user has sufficient time to adjust the standing position, the purpose of the handle forward and reverse installation is realized, and the front wheel drives forward or the rear wheel drives forward. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0013] Figure 1 It is an exploded view of the present application.

[0014] Figure 2 It is a three-dimensional schematic view of the backrest of the present application.

[0015] Figure 3 It is an overall structural view of the present application.

[0016] Figure 4 It is a three-dimensional view of the starting assisting structure of the present application.

[0017] Figure 5 It is a three-dimensional view of the handle reversing structure of the present application.

[0018] In the figure: 1, the lower handle connecting outer cover; 2, handle decoration ring; 3, pull wire fixing seat; 4, handle connecting seat; 5, pull wire card back; 6, handle adjusting gear spring; 7, handle adjusting cylindrical gear; 8, rear leg pipe; 9, rear leg connecting; 10, front leg gear spring; 11, front leg circular gear; 12, front leg adjusting gear push block; 13, frame folding button; 14, front leg connecting; 15, seat connecting seat; 16, backrest tooth; 17, seat adjusting gear; 18, arc backrest; 19, seat plate; 20, armrest torsional spring; 21, armrest connecting; 22, lower handle reversing pull wire; 23, lower handle pipe; 24, handle adjusting gear push block; 25, front and rear leg elastic sliding block; 26, elastic sliding block spring; 27, backrest card pin; 28, backrest unlocking pull wire; 29, backrest adjusting pull handle; 30, front leg pipe; 31, folding car lifting ring; 32, reversing pull ring. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0020] In the description of the present application, it should be noted that, unless explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0021] Please refer to the drawings Figure 1 - the drawings Figure 5The utility model provides a kind of baby carriage of dismantling seat, including lower handlebar connection outer cover 1, seat adjusting gear 17, lower handlebar reversing pull wire 22, handlebar adjusting gear push block 24, front and rear leg elastic slider 25, elastic slider spring 26, backrest unlocking pull wire 28, backrest adjusting pull handle 29 and car folding handle 31, lower handlebar connection outer cover 1 is sleeved on handlebar connecting seat 4, handlebar connecting seat 4 is sleeved with handlebar decorative ring 2, pull wire fixing seat 3 and one end of handlebar adjusting gear spring 6, the other end of handlebar adjusting gear spring 6 is sleeved on handlebar adjusting cylindrical gear 7, handlebar adjusting cylindrical gear 7 is engaged with and connects rear leg connection 9, rear leg connection 9 is sleeved with one end of front leg gear spring 10, the other end of front leg gear spring 10 is sleeved on front leg circular gear 11, and front leg circular gear 11 is engaged with and connects on front leg connection 14;Handlebar connecting seat 4 is engaged with and connects rear leg connection 9, and rear leg connection 9 is fixedly connected with rear leg pipe 8, rear leg connection 9 is engaged with and connects front leg circular gear 11, and handlebar adjusting gear push block 24 is sleeved in the recess of front leg circular gear 11, and handlebar adjusting gear push block 24 is tightly attached to handlebar adjusting cylindrical gear 7, and handlebar connecting seat 4 is sleeved with pull wire card 5;Rear leg connection 9 is clamped with front and rear leg elastic slider 25, and one end of front and rear leg elastic slider 25 is fixedly connected with elastic slider spring 26, and the other end of elastic slider spring 26 is fixed on rear leg connection 9;Front leg connection 14 is fixedly connected with front leg pipe 30, and front leg connection 14 is sleeved with front leg adjusting gear push block 12 and car frame folding button 13, and front leg connection 14 is inserted into seat connecting seat 15;Seat connecting seat 15 is engaged with and connects seat adjusting gear 17, and seat adjusting gear 17 is engaged with and connects arc backrest 18, seat plate 19 and handrail connection 21, and arc backrest 18 is rotatably connected with seat plate 19, and seat plate 19 is sleeved with handrail torsional spring 20 and handrail connection 21, and car folding handle 31 is fixedly connected on seat plate 19, and arc backrest 18 is sleeved with backrest tooth 16, and backrest tooth 16 is slidably connected with backrest snap pin 27 in the through slot, and backrest snap pin 27 is slid on arc backrest 18, and one end of backrest snap pin 27 is fixedly connected with backrest unlocking pull wire 28, and the other end of backrest unlocking pull wire 28 is fixedly connected on backrest adjusting pull handle 29;One end of handlebar adjusting cylindrical gear 7 is fixedly connected with lower handlebar reversing pull wire 22, and the other end of lower handlebar reversing pull wire 22 is fixedly connected on reversing pull ring 32, and lower handlebar reversing pull wire 22 penetrates handlebar connecting seat 4, and reversing pull ring 32 is sleeved on lower handlebar pipe 23, and lower handlebar pipe 23 is fixedly connected on handlebar connecting seat 4;Arc backrest 18 is slidably connected with backrest unlocking pull wire 28 in the recess, and arc backrest 18 is slidably connected with backrest adjusting pull handle 29, and backrest adjusting pull handle 29 is the starting button of car folding.

[0022] Specifically, in use, first, the backrest is pulled by pulling the backrest adjustment pull 29 to pull the backrest unlocking pull 28, the backrest unlocking pull 28 applies a pulling force to the backrest catch pin 27, so that the backrest catch pin 27 moves upward, the backrest tooth 16 is provided with a clamping groove; the first stage, then the arc-shaped backrest 18 is pushed to rotate counterclockwise around the seat adjustment gear 17 as the center, the arc-shaped backrest 18 rotates and further pushes the seat adjustment gear 17 to move to the right, so that the seat adjustment gear 17 is separated from the armrest connection 21, and the purpose of separating the armrest connection 21 from the seat plate 19 and the arc-shaped backrest 18 is achieved; at this time, the armrest connected with the armrest connection 21 can be folded up and down; the second stage, the arc-shaped backrest 18 continues to rotate and push the seat adjustment gear 17 to the right, so that the seat adjustment gear 17 is separated from the seat plate 19, and the purpose of separating the seat plate 19 from the arc-shaped backrest 18 is achieved; at this time, the seat plate 19 is unlocked, and the armrest connection 21, the seat plate 19 and the arc-shaped backrest 18 are folded and attached to the front leg pipe 30 by rotating around the seat adjustment gear 17 as the center; the seat adjustment gear 17 moves to the right and intersects with the seat connecting seat 15, and then the seat adjustment gear 17 pushes the front leg adjustment gear push block 12 to move to the right, and finally the front leg adjustment gear push block 12 pushes the front leg circular gear 11 to the right to make it completely immerse in the rear leg connection 9, so that the front leg connection 14 is separated from the rear leg connection 9; at the same time that the front leg adjustment gear push block 12 pushes the front leg circular gear 11, the handlebar adjustment gear push block 24 also has a rightward pushing force, which is transmitted to the handlebar adjustment cylindrical gear 7, so that the handlebar adjustment cylindrical gear 7 translates to the right to completely immerse in the handlebar connecting seat 4, so that the rear leg connection 9 is separated from the handlebar connecting seat 4; without the resistance of the gear clamping groove of the handlebar connecting seat 4, the handlebar connecting seat 4 will rotate clockwise around the handlebar connecting outer cover 1 as the center under the action of its own gravity and fall down to be attached to the rear leg pipe 8, so that the stroller unlocking action is completed; when the frame is in a seatless state, the frame folding button 13 located on the inner side of the front leg connection 14 is pressed, so that the frame folding button 13 replaces the function of the seat connecting seat 15, the frame can be unlocked, and the frame can be quickly unlocked, which saves time and effort; at this time, the stroller lifting ring 31 of the seat plate 19 is exposed upward by rotating, and the user can lift the whole stroller vertically upward by pulling the stroller lifting ring 31, and the front leg pipe 30 and the rear leg pipe 8 also approach each other under the action of their own gravity, so that the stroller folding action is achieved, which is simple in operation and compact in structure.When the lower handle reversing pull wire 22 is pulled upward, the pull force is transmitted to the handle adjusting cylindrical gear 7, the handle adjusting cylindrical gear 7 moves to the right to be completely hidden in the handle connecting seat 4, the handle connecting seat 4 is separated from the rear foot connecting 9, and the handle connecting seat 4 is not subjected to any resistance of the rear foot connecting 9 when being rotated at will, so that the reversing operation of the handle can be performed, when the pull force of the lower handle reversing pull wire 22 is released, the handle adjusting cylindrical gear 7 moves to the left under the elastic force of the handle adjusting gear spring 6, and is inserted into the rear foot connecting 9, at this time, the handle connecting seat 4 is locked with the rear foot connecting 9, and the handle is fixed, in order to facilitate the user to adjust the position during reversing, and slow down the falling speed of the handle, the pull wire card rear 5 is arranged between the handle connecting seat 4 and the rear foot connecting 9, when the pull wire card rear 5 rotates through the recessed groove outside the rear foot connecting 9, the handle appears a short pause effect to ensure that the user has sufficient time to adjust the position, realizes the purpose of the handle forward and reverse installation, and makes the front wheel forward or the rear wheel forward.

[0023] In the description of the present application, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0024] The device embodiments described above are only schematic, wherein the units described as separate components can or can not be physically separate, and the components displayed as units can or can not be physical units, that is, they can be located in one place, or distributed on multiple network units. Part or all of the modules can be selected to achieve the purpose of the embodiment scheme according to actual needs. Those skilled in the art can understand and implement without creative labor.

[0025] Finally, it should be pointed out that: the above examples are only used to illustrate the technical scheme of the present application, but not to limit it; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that: the technical scheme recorded in the foregoing examples can be modified, or some technical features can be replaced equivalently, and these modifications or replacements do not make the essence of the corresponding technical scheme deviate from the spirit and scope of the technical scheme of the embodiments of the present application.

Claims

1. A foldable stroller with detachable seat, comprising lower handle connecting cover (1), seat adjusting gear (17), lower handle reversing pull wire (22), handle adjusting gear push block (24), front and rear leg elastic sliding block (25), elastic sliding block spring (26), backrest unlocking pull wire (28), backrest adjusting pull handle (29) and stroller folding handle (31), characterized in that: The lower handle connecting outer cover (1) is sleeved on the handle connecting seat (4), the handle connecting seat (4) is sleeved with the handle decoration ring (2), the pull wire fixing seat (3) and one end of the handle adjusting gear spring (6), the other end of the handle adjusting gear spring (6) is sleeved on the handle adjusting cylindrical gear (7), the handle adjusting cylindrical gear (7) is engaged with the rear foot connecting (9), one end of the front foot gear spring (10) is sleeved on the rear foot connecting (9), the other end of the front foot gear spring (10) is sleeved on the front foot circular gear (11), and the front foot circular gear (11) is engaged with the front foot connecting (14).

2. A stroller according to claim 1, wherein: The handle connecting seat (4) is engaged with the rear foot connecting (9), the rear foot connecting (9) is fixedly connected with the rear foot pipe (8), the rear foot connecting (9) is engaged with the front foot circular gear (11), and the handle adjusting gear push block (24) is sleeved in the recess of the front foot circular gear (11). The handle adjusting gear push block (24) is closely attached to the handle adjusting cylindrical gear (7), and the handle connecting seat (4) is sleeved with the pull wire clamping rear (5).

3. A stroller according to claim 2, wherein: The rear foot connecting (9) is clamped with the front and rear foot elastic sliding block (25), one end of the front and rear foot elastic sliding block (25) is fixedly connected with the elastic sliding block spring (26), and the other end of the elastic sliding block spring (26) is fixed on the rear foot connecting (9).

4. A stroller according to claim 1, wherein: The front foot connecting (14) is fixedly connected with the front foot pipe (30), and the front foot connecting (14) is sleeved with the front foot adjusting gear push block (12) and the frame folding button (13). The front foot connecting (14) is inserted into the seat connecting seat (15).

5. A stroller according to claim 4, wherein: The seat connecting seat (15) is engaged with the seat adjusting gear (17), and the seat adjusting gear (17) is engaged with the arc-shaped backrest (18), the seat plate (19) and the armrest connecting (21). The arc-shaped backrest (18) is rotatably connected with the seat plate (19), the seat plate (19) is sleeved with the armrest torsional spring (20) and the armrest connecting (21), the seat plate (19) is fixedly connected with the folding vehicle lifting ring (31), the arc-shaped backrest (18) is sleeved with the backrest tooth (16), the backrest tooth (16) is slidably connected with the backrest clamping pin (27) in the through groove, the backrest clamping pin (27) slides on the arc-shaped backrest (18), one end of the backrest clamping pin (27) is fixedly connected with the backrest unlocking pull wire (28), and the other end of the backrest unlocking pull wire (28) is fixedly connected with the backrest adjusting pull handle (29).

6. A stroller according to claim 2, wherein: One end of the handle adjusting cylindrical gear (7) is fixedly connected with the lower handle reversing pull wire (22), the other end of the lower handle reversing pull wire (22) is fixedly connected with the reversing pull ring (32), the lower handle reversing pull wire (22) penetrates the handle connecting seat (4), the reversing pull ring (32) is sleeved on the lower handle pipe (23), and the lower handle pipe (23) is fixedly connected with the handle connecting seat (4).

7. A stroller according to claim 5, wherein: The arc-shaped backrest (18) is slidably connected with the backrest unlocking pull wire (28) in the recess, and the arc-shaped backrest (18) is slidably connected with the backrest adjusting pull handle (29).

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