CN214215909U

CN214215909U - Baby carriage

Info

Publication number: CN214215909U
Application number: CN202022095581.5U
Authority: CN
Inventors: 汪然; 马聪泉; 赵国松
Original assignee: Shaoxing Shangyu Rixing Hardware Products Co Ltd
Current assignee: Shaoxing Shangyu Rixing Hardware Products Co Ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-09-17
Anticipated expiration: 2030-09-22

Abstract

The application discloses baby's shallow, install the seat on the frame including frame and detachably, be provided with the adaptation seat on the frame, be provided with on the seat with adaptation seat matched with adapter, be provided with locking mechanical system between adaptation seat and the adapter, locking mechanical system is including setting up the stop pin on the adaptation seat, rotate the locking piece that sets up on the adapter, the locking piece has locking and unblock two kinds of states, be provided with on the locking piece with stop pin matched with locking groove, drive locking piece rotates the first elastic component to the unblock state from the locking state, slidable mounting is the unblock piece on the adapter, unblock piece supports to lean on the locking piece to make it stop at the locking state. The seat and the frame can be separated by one-time unlocking operation, and the seat and the frame are always kept in a separated state. The unlocking action of continuously pressing the unlocking piece is avoided, so that an operator can adjust the position of the holding seat at will, and the dismounting is labor-saving. And safety accidents caused by the overturning of the seat are reduced.

Description

Baby carriage

Technical Field

The application relates to the field of baby carriage accessories, in particular to a baby carriage with a detachable seat.

Background

The perambulator is used for baby's outdoor activities to facilitate and the tool bogie of design, and in order to carry, the frame often has folding function, in order can effectually fold, and baby's seat often is connected for dismantling with the frame itself.

The baby seat is an accessory which is used for a baby to sit and is arranged on a baby carriage, the baby seat can be integrally delivered or can be detachable, and the locking mechanism and the corresponding unlocking mechanism are distributed on two sides. For example, chinese patent documents CN 105313940B and CN 201530404U disclose a stroller apparatus and a stroller, respectively, when the stroller is separated from the baby seat, two hands are required to continuously press two unlocking members until the stroller is completely separated, which limits the force points of the separation to be two sides, which is laborious and easy to turn over, and has potential safety hazards.

SUMMERY OF THE UTILITY MODEL

The application provides a baby's shallow, safer and more reliable during the dismantlement.

The utility model provides a baby stroller, includes that frame and detachably install seat on the frame, be provided with the adaptation seat on the frame, be provided with the adapter that cooperatees with the adaptation seat on the seat, be provided with locking mechanical system between adaptation seat and the adapter, locking mechanical system includes:

a locking pin disposed on the adapter;

the locking piece is rotationally arranged on the adapter, the locking piece has two states of locking and unlocking, and a locking groove matched with the locking pin is arranged on the locking piece;

the first elastic piece drives the locking piece to rotate from a locking state to an unlocking state;

a release member slidably mounted on the adapter, the release member abutting against the latch member to cause it to stay in the locked state.

Several alternatives are provided below, but not as an additional limitation to the above general solution, but merely as a further addition or preference, each alternative being combinable individually for the above general solution or among several alternatives without technical or logical contradictions.

Optionally, the adapter includes a hollow housing, the locking member and the first elastic member are mounted inside the housing, an insertion hole is formed in the lower end face of the housing, an insertion portion capable of extending into the insertion hole is formed in the adapter seat, and the locking pin is arranged on the insertion portion.

Optionally, the outside of casing is provided with the spout with unblocking piece matched with, the part of unblocking piece expose in outside the casing.

Optionally, the housing includes a cover plate forming an outer wall of the housing and used for abutting against the unlocking member, a guide mechanism is disposed between the cover plate and the unlocking member, and the guide mechanism includes a guide groove disposed in one of the cover plate and a slide pin disposed in the other cover plate and extending into the guide groove.

Optionally, a positioning mechanism is arranged between the cover plate and the housing, and the positioning mechanism includes a positioning pin arranged on the back of the cover plate and a positioning hole arranged on the housing.

Optionally, the part of the unlocking piece exposed outside the shell is protruded to be flush with the cover plate, and the part is provided with an inwards-recessed hand digging groove.

Optionally, the locking mechanism includes a second elastic member acting on the unlocking member, and a cavity for accommodating the second elastic member is formed between the bottom surface of the sliding groove and the unlocking member.

Optionally, the bottom surface both sides of spout set up two and separate the complex stopper of latch fitting, the bottom width of separating the latch fitting stretches into between two stoppers after reducing, the surface and the separating fitting of stopper flush.

Optionally, the locking piece is sheet structure, and its border is provided with the locking groove, supports to the face and links up the arcwall face that supports to the face with the unblock piece complex.

Optionally, the number of the locking pieces is two, a rotating shaft and a linkage rod are arranged between the two locking pieces, and the first elastic piece is a spring acting on the linkage rod.

After the baby stroller is unlocked, the seat and the frame are kept in an unlocked state, any position where the seat is held from the side face of the baby stroller by an operator is convenient to detach, and the detaching process is safer and more convenient.

Drawings

FIG. 1 is a perspective view of an exemplary stroller;

FIG. 2 is an exploded view of the stroller;

FIG. 3 is a schematic view of a locking mechanism in the stroller;

FIG. 4 is another state diagram of FIG. 3;

FIG. 5 is an exploded view of the adapter in the stroller;

FIG. 6 is a view of the structure of the middle cover of the stroller;

FIG. 7 is another schematic view of FIG. 6;

FIG. 8 is a view of the release member of the stroller;

FIG. 9 is another schematic view of FIG. 8;

FIG. 10 is a view showing the construction of the shell of the stroller;

FIG. 11 is another schematic view of FIG. 10;

FIG. 12 is a view showing the structure of a locking member of the stroller;

FIG. 13 is a cross-sectional view of the stroller with the adapter unlocked;

FIG. 14 is a perspective view of FIG. 13;

FIG. 15 is a cross-sectional view of the locking position of the adapter in the stroller;

FIG. 16 is a perspective view of FIG. 15;

FIG. 17 is a schematic view of the stroller with the unlocking member in a locked position;

fig. 18 is a schematic view of the stroller with the unlocking member in a locked position.

The reference numerals in the figures are illustrated as follows:

1. a frame; 2. a seat; 3. a side frame; 4. a front wheel; 5. a rear wheel;

10. an adapter base; 100. a plug-in part; 110. a locking pin;

20. an adapter; 21. a locking member; 210. a locking groove; 211. an abutting surface; 212. an arc-shaped surface; 213. an anti-drop part; 214. a butting part; 215. a first avoidance hole; 216. a second avoidance hole;

22. unlocking the lock; 221. a guide groove; 222. digging a hand groove; 223. a tongue portion;

224. a second avoidance slot; 225. a boss; 226. a cavity;

23. a first elastic member;

24. a housing; 240. inserting holes; 241. a first avoidance slot; 242. positioning holes; 243. a chute;

244. a third avoidance slot; 245. a limiting block; 246. a limiting groove; 247. a third avoidance hole;

248. a guide hole;

25. a cover plate; 250. a slide pin; 251. positioning pins; 252. mounting holes;

26. a second elastic member; 27. a rotating shaft; 28. a linkage rod.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In this application, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any particular order or number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

As shown in fig. 1 to 4, the stroller of the present application includes a frame 1 and a seat 2 detachably mounted on the frame 1, wherein an adapter 10 is provided on the frame 1, an adapter 20 matched with the adapter 10 is provided on the seat 2, and a locking mechanism is provided between the adapter 20 and the adapter 10. The locking mechanism comprises a locking pin 110 arranged on the adapter 10 and a locking piece 21 rotatably arranged on the adapter 20, wherein the locking piece 21 has two states of locking and unlocking, and a locking groove 210 matched with the locking pin 110 is arranged on the locking piece 21. A first elastic member 23 that drives the lock member 21 to rotate from the locked state to the unlocked state. An unlocking member 22 slidably mounted on the adaptor 20, the unlocking member 22 abutting against the locking member 21 to be held in a locked state.

The frame 1 is mainly used for carrying seats 2 and generally comprises side frames 3 distributed on both sides, and front wheels 4 and rear wheels 5 for sliding the frame 1.

The locking member 21 rotates about its own axis, and the locked/unlocked state of the locking mechanism is combined with the rotation of the locking member 21, such as the locking member 21 rotating counterclockwise until it enters the locked state and rotating clockwise until it enters the unlocked state. The lock mechanism has:

in the locking state, the locking pin 110 extends into the adaptor 20, and the locking piece 21 rotates anticlockwise until the locking groove 210 catches the locking pin 110, so that the locking pin 110 is prevented from falling out of the adaptor 20;

in the unlocking state, the unlocking piece 22 is pulled, the first elastic piece 23 pushes the locking piece 21 to rotate clockwise by means of the elasticity of the first elastic piece, so that the locking groove 210 is separated from the locking pin 110, and the seat 2 can be separated from and detached from the frame 1.

Wherein the locked state and the unlocked state are maintained. When the locking piece 21 enters the locking state, the unlocking piece 22 can abut against the locking piece 21 and limit the clockwise rotation of the locking piece 21, so that the locking mechanism keeps the locking state, and the seat 2 is prevented from being separated from the frame 1 to cause related safety accidents. After the vehicle frame enters the unlocking state, the locking piece 21 is always in the unlocking state by means of the first elastic piece 23, so that after an operator unlocks once, the seat 2 always keeps the unlocking state with the vehicle frame 1, the operator can detach the seat 2 on the side surface of the vehicle frame 1 or in other directions, and the acting point can be selected at will according to the needs of the operator. Compared with the prior operation of continuously pressing/shifting the unlocking parts 22 at the two sides of the seat 2, the baby stroller has the advantages that the force points can be the upper end and the lower end of the seat 2 when the seat 2 is detached, the convenience and labor saving are realized, and the baby stroller is not easy to overturn and topple.

The adapters 20 are generally two groups, and are symmetrically arranged on two sides of the seat 2, and correspondingly, the adapter seats 10 are also two groups, and are symmetrically arranged on the inner side of the frame 1, so that the stability of the seat 2 connected with the frame 1 is improved.

As shown in fig. 2 and fig. 5 to 16, in one embodiment, the adaptor 20 includes a hollow housing 24, the locking member 21 and the first elastic member 23 are mounted inside the housing 24, the lower end surface of the housing 24 is provided with a plug hole 240, the adapter 10 is provided with a plug portion 100 that can be inserted into the plug hole 240, and the locking pin 110 is disposed on the plug portion 100.

The hollow design of the housing 24 provides space for mounting the locking member 21, the first resilient member 23, the unlocking member 22 and other components. The shape that spliced eye 240 can be for arbitrary convenient processing for cross sectional shape, for example rectangle or circular, under the certain wall thickness's in spliced eye 240 department that keeps casing 24 place condition, the trompil volume of spliced eye 240 is as big as possible for seat 2 has great stress surface after the assembly, reduces to rock, connects more firmly. The opening of the insertion hole 240 is a gradually enlarged bell mouth, which plays a certain guiding role for the insertion part 100 and facilitates insertion. The locking piece 21 is arranged on an inner wall of the shell 24 close to the bottom of the plug hole, correspondingly, the inner wall is provided with a first avoiding groove 241, the first avoiding groove 241 extends to the bottom of the plug hole from the middle position of the inner wall, when the locking piece 21 rotates, the locking groove 210 is enabled to completely extend into and be clamped with the locking pin 110 through the first avoiding groove 241, or the locking groove 210 partially exits from the plug hole 240 and is separated from the locking pin 110, so that the locking or unlocking state is completed.

The shape of the insertion part 100 is adapted to the insertion hole 240, and the inner wall of the insertion hole and the outer peripheral surface of the insertion part are attached to each other, so that the seat 2 is effectively supported by the frame 1, and the shaking of the seat 2 is reduced. The locking pin 110 is disposed at the top end of the socket 100 to match the position of the locking groove 210.

As shown in fig. 5 to 18, in one embodiment, the outer side of the housing 24 is provided with a sliding groove 243 for cooperating with the unlocking element 22, and a part of the unlocking element 22 is exposed outside the housing 24.

The sliding groove 243 is concavely disposed on the housing 24, and the unlocking member 22 slides in the sliding groove 243 in the same direction as the insertion direction of the adapter 20. The inner walls of the two sides of the sliding groove 243 are matched with the two side walls of the unlocking piece 22 to play a role in sliding and guiding the unlocking piece 22, and the sliding groove 243 is provided with limiting steps at two ends along the sliding direction to limit the sliding stroke of the unlocking piece 22. The part of the unlocking piece 22 exposed outside the shell is a toggle part, which is convenient for an operator to toggle. The insertion hole 240 is communicated with the sliding groove 243 through the first avoiding groove 241, and when the locking member 21 enters the unlocking state, a part of the insertion hole extends into the sliding groove 243 and blocks the unlocking member 22 from continuing to slide relative to the insertion hole 240. When the lock member 21 enters the locked state, it exits the slide groove 243 and the unlocking member 22 abuts against the lock member 21, restricting the lock member 21 from being rotationally unlocked.

As shown in fig. 5-18, in one embodiment, the housing 24 further includes a cover plate 25 forming an outer wall of the housing 24 for pressing the unlocking member. A guide mechanism including a guide groove 221 provided in one of the cover plate 25 and the unlocking member 22 and a slide pin 250 provided in the other one to protrude into the guide groove 221 is provided between the cover plate and the unlocking member.

The cover plate 25 is provided with a mounting hole 252 at a middle position near one end of the insertion hole 240, and the cover plate 25 is connected and fixed on the housing 24 through the mounting hole 252 by a bolt, so as to prevent the unlocking member 22 from coming off the housing 24. The cover plate 25 also covers the assembly gap of the housing 24 and the unlocking member 22, making the appearance more compact.

The back surface of the cover plate 25 is provided with a slide pin 250 extending perpendicularly to the cover plate 25, and the slide pin 250 has a rectangular parallelepiped shape, a cylindrical shape, or the like. Correspondingly, the unlocking piece 22 is provided with a guide groove 221 extending along the sliding direction of the unlocking piece 22 at the corresponding position of the sliding pin 250, the guide groove 221 is strip-shaped, the width of the guide groove is consistent with the width of the sliding pin 250, and the length of the guide groove is larger than or equal to the sliding stroke of the unlocking piece 22. The guiding mechanism provides sliding guidance for the unlocking member 22, and in the preferred embodiment, the sliding pin 250 is provided at the middle position of the cover plate, and in combination with the cooperation between the inner walls of the two sides of the housing 24 and the two side walls of the unlocking member 22, the guiding at three positions is realized, so that the sliding unlocking of the unlocking member 22 is more stable.

Only one mounting hole 252 is used for fixing the cover plate 25, which easily causes the cover plate 25 to be tilted under stress when the unlocking member 22 is pulled, and in the past, the cover plate 25 is deformed until being broken, and the guide mechanism fails. As shown in fig. 5 to 18, in one embodiment, a positioning mechanism is disposed between the cover plate 25 and the housing 24, and the positioning mechanism includes a positioning pin 251 disposed on the back surface of the cover plate 25 and a positioning hole 242 disposed on the housing 24.

The cover plate 25 and the housing 24 are initially assembled through the positioning mechanism, so that the cover plate 25 can be conveniently mounted, the positioning pin 251 is inserted into the positioning hole 242 and fastened by a bolt, and the unlocking piece 22 is pressed and pressed. In order to ensure the strength of the mounting structure of the cover plate 25, two positioning pins 251 are symmetrically arranged on two sides close to the cover plate 25, and the triangular positioning and fixing are realized by combining with the mounting holes 252, so that the cover plate 25 is prevented from bending and deforming. And the sliding pin 250 is not easy to loosen, thereby improving the stability of the guide mechanism.

As shown in fig. 5-18, in one embodiment, the part of the unlocking element 22 exposed outside the housing 24 is protruded to be flush with the cover plate 25, and the part is provided with an inwardly recessed hand-digging groove 222.

The part and the shell 24 enclose a space for accommodating the cover plate 25, the shape of the space is similar to the appearance of the cover plate 25, and the protruding surface of the part is flush with the upper surfaces of the cover plate 25 and the shell 24, so that the appearance is simpler. The partial part is far away from the inserting hole 240 and is concavely provided with a hand digging groove 222, the hand digging groove 222 is an area for an operator to stretch hands, in order to further facilitate the operation, in a preferred embodiment, one end of the hand digging groove 222, which is far away from the inserting hole 240, is convexly provided with a tongue part 223 which is higher than the cover plate 25, and the tongue part 223 increases the contact area with a palm, thereby facilitating the unlocking operation.

As shown in fig. 5 to 18, in one embodiment, the locking mechanism includes a second elastic member 26 acting on the unlocking member 22, and a cavity 226 accommodating the second elastic member 26 is formed between the bottom surface of the slide groove 243 and the unlocking member 22.

Second resilient member 26 is typically a spring, and second resilient member 26 urges unlocking member 22 to slide toward insertion hole 240. As described above, when the locking mechanism is in the locked state, the unlocking piece 22 abuts against the locking piece 21, and the second elastic piece 26 makes the unlocking piece 22 continuously abut against the locking piece 21 without external force, so as to avoid that the locking piece 21 enters the unlocked state, which causes the seat 2 to be separated from the seat to cause a safety accident.

The cavity 226 includes a second avoiding groove 224 formed in the unlocking member 22 and a third avoiding groove 244 formed in the sliding groove 243, and the shape of the cavity 226 is similar to that of the second elastic member 26, for example, the second elastic member 26 is a spring, and the inner wall of the cavity 226 is cylindrical. Cavity 226 is disposed at an end of guide groove 221 close to insertion hole 240, so that when unlocking member 22 is unlocked by sliding, one end of second elastic member 26 abuts against sliding pin 250, and the other end abuts against the bottom of second avoiding groove 224. Since the sliding pin 250 is fixed, the second elastic member 26 is compressed, and the unlocking member 22 is restored by the resilient force of the second elastic member 26 after releasing the unlocking member 22.

As shown in fig. 5 to 18, in one embodiment, two limiting blocks 245 are disposed at two sides of the bottom surface of the sliding groove 243 to be matched with the unlocking piece 22, the width of the bottom of the unlocking piece 22 is reduced to extend between the two limiting blocks 245, and the surfaces of the limiting blocks 245 are flush with the unlocking piece 22.

Two side surfaces of the sliding groove 243 close to one end of the inserting hole 240 are symmetrically provided with limit blocks 245, and the positioning holes 242 are arranged on the limit blocks 245. Accordingly, the bottom of unlocking member 22 is partially reduced in width to clear stop 245 in cooperation with runner 243. Since the cover plate 25 is disposed above the stopper 245 and the housing 24, after the surface of the stopper 245 is flush with the surface of the unlocking member 22, the lower surface of the cover plate 25 may be a flat surface, which facilitates the processing and assembly of the cover plate 25.

As shown in fig. 5 to 18, in one embodiment, the locking member 21 is a sheet structure, and the edge thereof is provided with a locking groove 210, an abutting surface 211 cooperating with the unlocking member 22, and an arc surface 212 engaging with the abutting surface 211.

The locking member 21 is of a sheet structure, so that the width of the first avoiding groove 241 is small, the force-bearing area of the insertion hole 240 and the insertion part 100 is increased, and the connection stability of the seat 2 is improved. The locking groove 210 is disposed at a position where the locking member 21 extends into the insertion hole 240, and the locking groove 210 is U-shaped and has an opening to facilitate the locking pin 110 to extend into the insertion hole 240 and be locked in the locking groove 210. The two side walls of the locking groove 210 are a retaining portion 213 and an abutting portion 214, the retaining portion 213 is close to one end of the insertion hole 240 for limiting the locking pin 110 to be removed, and the abutting portion 214 is far from one end of the insertion hole 240.

The locking pin 110 extends into the insertion hole 240, abuts against the abutting part 214, drives the locking piece 21 to rotate, and locks the locking pin 110 by means of the locking groove 210. In the locked state, the height of the part of the anti-falling part 213 extending into the insertion hole 240 is at least 2/3 of the height of the insertion hole 240, so as to effectively prevent the locking pin 110 from falling out, and meanwhile, the abutting surface 211 abuts against the unlocking piece 22 to limit the locking piece 21 from entering the unlocked state.

The locking piece 21 is leaned on with the deblocking piece 22 all the time at the rotation in-process, and consequently, at the rotation in-process, the face that locking piece 21 and deblocking piece 22 contacted is arcwall face 212 for the rotation of locking piece 21 is more smooth.

Because the height of the plane of the abutting surface 211 is lower than the height of the bottom surface of the sliding groove 243, correspondingly, the unlocking piece 22 is provided with a boss 225 abutting against the abutting surface 211, the bottom of the sliding groove 243 is provided with a limiting groove 246 accommodating part of the locking piece 21, the limiting groove 246 is connected with the plug hole 240 through the first avoiding groove 241, and a space for abutting against the boss 225 and the abutting surface 211 is provided.

Since the locking members 21 are in the shape of a sheet, in order to improve the connection stability, in a preferred embodiment, the number of the locking members 21 is two, a rotating shaft 27 and a linkage rod 28 are disposed between the two locking members 21, and the first elastic member 23 is a spring acting on the linkage rod 28.

The two locking pieces 21 are symmetrically arranged to lock two ends of the locking pin 110, so that the connection stability is improved. The locking piece 21 is provided with a first avoidance hole 215 and a second avoidance hole 216 which are used for penetrating through the rotating shaft 27 and the linkage rod 28, the shell 24 is provided with a third avoidance hole 247 which penetrates through the rotating shaft 27, the rotating shaft 27 penetrates through the first avoidance hole and the third avoidance hole respectively to fix the locking piece 21 relatively, and the locking piece 21 can rotate around the rotating shaft 27. The casing 24 is further provided with a guide hole 248 for penetrating the linkage rod 28, the linkage rod 28 penetrates the second avoidance hole 216 and the guide hole 248, and the first elastic element 23 is combined to drive the locking elements 21 on the two sides to synchronously rotate. The guide hole 248 is a part of the rotation path of the linkage rod 28 and has a circular arc shape, which guides the rotation of the locking member 21.

The working principle of the application is as follows:

adapter 20 of seat 2 aligns adaptation seat 10, and top-to-bottom inserts, and grafting portion 100 stretches into plug-in connection hole 240, relies on stop pin 110 card to get into in locking groove 210, and simultaneously, locking piece 21 anticlockwise rotates, and until unblocking piece 22 supports and leans on abutting surface 211, restriction locking piece 21 clockwise rotates and stops away from with stop pin 110, and compresses first elastic component 23.

When dismantling seat 2, stir unblock piece 22, unblock piece 22 breaks away from and leans on face 211, first elastic component 23 relies on self resilience force drive locking piece 21 clockwise turning, stop pin 110 is in the state that breaks away from locking groove 210, release unblock piece 22, unblock piece 22 supports on the arcwall face 212, make seat 2 be in the unblock state all the time, operating personnel can stand in other comfortable positions such as the side of frame 1 or front, and hold seat 2's any position and dial out upwards, accomplish the dismantlement.

The baby stroller of the application can complete the separation of the seat 2 and the frame 1 only by once unlocking the unlocking piece 22, and the seat 2 and the frame 1 are always kept in a separated state under the condition of no external force. The unlocking action of continuously pressing the unlocking piece 22 is avoided, so that an operator can adjust the relative position with the frame 1 and adjust the position of the holding seat 2 at will without greatly bending down, and the labor is saved. And safety accidents caused by the overturning of the seat 2 are reduced.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features. When technical features in different embodiments are represented in the same drawing, it can be seen that the drawing also discloses a combination of the embodiments concerned.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application.

Claims

1. Baby's shallow, install including frame and detachably seat on the frame, be provided with the adaptation seat on the frame, be provided with the adapter that cooperatees with the adaptation seat on the seat, be provided with locking mechanical system between adaptation seat and the adapter, its characterized in that, locking mechanical system includes:

a locking pin disposed on the adapter;

2. The stroller of claim 1, wherein the adapter comprises a hollow housing, the locking member and the first resilient member are mounted inside the housing, the housing has a plug hole formed on a lower end surface thereof, the adapter seat has a plug portion extending into the plug hole, and the locking pin is disposed on the plug portion.

3. The stroller of claim 2, wherein the outer side of the housing is provided with a sliding groove for engaging with the unlocking member, and the unlocking member is partially exposed outside the housing.

4. A stroller according to claim 3, wherein the housing comprises a cover plate forming an outer wall of the housing for pressing against the unlocking member, and wherein a guide mechanism is provided between the cover plate and the unlocking member, the guide mechanism comprising a guide groove provided in one of the cover plate and a slide pin provided in the other of the cover plate and the unlocking member, the slide pin extending into the guide groove.

5. The stroller of claim 4, wherein a positioning mechanism is disposed between the cover and the housing, the positioning mechanism including a positioning pin disposed on a back surface of the cover and a positioning hole disposed on the housing.

6. The stroller of claim 4, wherein the latch release member is exposed at a portion of the housing that is flush with the cover and is provided with an inwardly recessed finger groove.

7. The stroller of claim 3, wherein the locking mechanism includes a second resilient member acting on the unlocking member, the bottom surface of the chute and the unlocking member defining a cavity therebetween for receiving the second resilient member.

8. The stroller of claim 3, wherein two stoppers engaged with the unlocking member are disposed on two sides of the bottom of the sliding groove, the bottom of the unlocking member extends between the stoppers after the width of the bottom of the unlocking member is reduced, and the surfaces of the stoppers are flush with the unlocking member.

9. The stroller of claim 1, wherein the locking member is a plate-like structure having a locking groove at an edge thereof, an abutting surface for engaging with the unlocking member, and an arcuate surface for engaging with the abutting surface.

10. The stroller of claim 9, wherein the number of the locking members is two, the rotation shaft and the linkage rod are disposed between the two locking members, and the first elastic member is a spring acting on the linkage rod.