CN116261996A - Portable foldable light baby crib - Google Patents

Abstract

The embodiment of the application discloses a portable foldable lightweight crib, which comprises a crib frame, and a crib, a diaper table and a sundry rack which are detachably connected with the crib frame; the infant bed frame includes: the two first connecting rods are oppositely arranged; the four connecting pieces are respectively connected to two ends of the two first connecting rods; two second connecting rods, two ends of which are respectively connected with four connecting pieces, and the two second connecting rods and the two first connecting rods enclose to form a quadrilateral bed frame; each second connecting rod comprises two short connecting rods and a hinging piece, the first ends of the two short connecting rods of the same second connecting rod are hinged through the hinging piece, and the second ends of the four short connecting rods are respectively hinged to the four connecting pieces; and the four supporting feet are hinged with the four connecting pieces respectively. When the baby crib frame of this application embodiment is in the folded condition, first connecting rod, short connecting rod and supporting legs are close to each other and laminate, occupy small, portable.

Description

Portable foldable light baby crib

Technical Field

The application relates to the technical field of infant products, in particular to a portable foldable light-weight crib.

Background

With the increase of travel probability, users pay more and more attention to the portability of the crib. In the related art, the crib is heavy and can not be folded, so that the occupied space is overlarge, and the crib is inconvenient to carry.

Disclosure of Invention

The embodiment of the application provides a portable foldable lightweight crib, which can solve the technical problems in the related art.

The embodiment of the application provides a portable foldable lightweight crib, which comprises a crib frame, a crib basket, a diaper table and a sundry rack; the baby sleeping basket, the diaper table and the sundry rack are all detachably connected to the baby bed frame; the playard frame has a collapsed state and an expanded state, the playard frame comprising: the two first connecting rods are oppositely arranged; the four connecting pieces are respectively connected to two ends of the two first connecting rods; two second connecting rods, two ends of each second connecting rod are respectively connected with four connecting pieces, and the two second connecting rods and the two first connecting rods are enclosed to form a quadrilateral bed frame; each second connecting rod comprises two short connecting rods and a hinging unit, each short connecting rod is provided with a first end and a second end, the first ends of the two short connecting rods of the same second connecting rod are hinged through the hinging units, and the second ends of the four short connecting rods are respectively hinged to the four connecting pieces; the four supporting feet are hinged with the four connecting pieces respectively; when the infant bed frame is switched from an unfolding state to a folding state, the two hinging units are close to each other, meanwhile, the two first connecting rods are close to each other, and the two supporting feet positioned at two ends of any one of the first connecting rods rotate and are close to the first connecting rods.

Based on the portable foldable lightweight crib of this application embodiment, the crib frame is folding into the folded condition by the expansion revolving stage, so make the crib can conveniently receive. When in a folding state, the first connecting rod, the short connecting rod and the supporting legs can be mutually close to each other and are approximately in a mutually parallel state, so that the infant bed frame occupies a small volume when in the folding state and is convenient to carry. In addition, since the infant sleeping basket, the diaper table and the sundry rack are all detachably connected to the infant bed frame, the infant sleeping basket, the diaper table and the sundry rack can be selectively carried and conveniently mounted to the infant bed frame according to use requirements, so that the structure of the infant bed is simplified, and light weight and portability are achieved. When needed, the baby sleeping basket, the diaper table and the sundry rack can be connected to the baby bed frame at the same time, so that the baby bed can cope with more use scenes.

In some exemplary embodiments, each of the hinge units includes: the first ends of the two short connecting rods of the same second connecting rod are hinged with the hinged plate; the two connecting plates are respectively connected with the first ends of the two short connecting rods of the same second connecting rod, and limit grooves are formed in the opposite ends of the two connecting plates; the blocking piece can slide to be located in the two limiting grooves simultaneously or withdraw from the two limiting grooves simultaneously, the hinging unit is in a locking state when the blocking piece is located in the two limiting grooves simultaneously, and the hinging unit is in a locking state when the blocking piece is located outside the two limiting grooves simultaneously.

Based on the above embodiment, the hinge unit has two states of releasing and locking, and the release or locking can be conveniently and rapidly switched by sliding the blocking piece. The baby crib frame is convenient to fold when the hinge unit is unlocked, and the stability of the baby crib frame can be ensured when the baby crib frame is in an unfolding state due to the locking of the hinge unit.

In some exemplary embodiments, the hinge plate includes: an upper plate; the lower plate is provided with a through hole for the blocking piece to pass through, and the first end of the short connecting rod is hinged with the upper plate and/or the lower plate; the side plate is connected with the upper plate and the lower plate, is positioned on one side of the short connecting rod facing the other hinge unit, and can rotate to abut against the connecting plate so as to limit the rotation range of the short connecting rod.

Based on the above embodiment, the short connecting rod can only rotate towards the inner side but not towards the outer side, so that when the infant bed frame is folded, the short connecting rod can only fold inwards but not fold outwards, the directionality of each folding can be ensured, and the occupied volume of the infant bed frame after being folded can be ensured to be smaller.

In some exemplary embodiments, each of the hinge units further includes a hinge operator; the top end and the bottom end of the blocking piece are respectively bent and extended to form an upper bending plate and a lower bending plate, and the extending directions of the upper bending plate and the lower bending plate are perpendicular to the moving direction of the blocking piece; the upper plate is located above the upper bending plate to limit the sliding travel of the upper bending plate, and the lower bending plate is clamped to the hinge operation piece and abuts against the hinge operation piece, so that the hinge operation piece can drive the blocking piece to slide.

Based on the embodiment, the upper plate can play a limiting role on the sliding of the upper bending plate, so that the blocking piece can stop to continue sliding when sliding to simultaneously exit from the two limiting grooves. The lower bending plate can be clamped on the hinged operation piece, so that the fixing between the lower bending plate and the hinged operation piece is firmer and more reliable, and the lower bending plate is not easy to fall off.

In some exemplary embodiments, each of the hinge units further includes a housing having a slide hole, and the upper bent plate is slidably disposed in the slide hole.

Based on the embodiment, the sliding hole on the shell can play a role in guiding the sliding of the upper bending plate, so that the sliding of the blocking piece is more stable.

In some exemplary embodiments, the connecting plate is formed with an extension plate extending in the same direction as the movement direction of the blocking piece, and the extension plate is rotatable to abut against the blocking piece to limit the rotation range of the short link.

Based on the above embodiment, the extension plate may interfere with the rotation range of the short link, so as to control the rotation range of the short link when the short link rotates inwards, and make the short link rotate to a preset folding angle.

In some exemplary embodiments, the connector includes: the shell is connected with the first connecting rod and hinged with the second end of the short connecting rod and the supporting leg; the shell is provided with a locking long hole and a locking long hole communicated with the locking long hole, the extending direction of the locking long hole is parallel to the extending direction of the corresponding supporting leg, and the locking long hole extends from the locking long hole and is far away from the corresponding supporting leg; the locking piece is connected with the unlocking long hole or the locking long hole in a sliding mode, and when the locking piece slides to the locking long hole, the locking piece is abutted with the corresponding supporting leg so as to prevent the corresponding supporting leg from rotating relative to the shell; the locking piece is released to be propped against the supporting leg when sliding to the locking slot hole, and the supporting leg can rotate relative to the shell to realize folding.

Based on the above embodiment, the locking piece can lock or unlock the supporting leg, so that the supporting leg can be folded or the stability of the supporting leg when being unfolded is ensured. Meanwhile, when the locking piece is positioned in the locking long hole, the locking piece has self-locking property, and a user cannot drive the locking piece to slide to the unlocking long hole by rotating the supporting leg.

In some exemplary embodiments, each of the connectors further comprises: the elastic piece is clamped between the locking piece and the shell, and the elastic piece applies force to the locking piece, so that the locking piece always has a motion trend of sliding into the locking long hole.

Based on the embodiment, under the condition of no external force, the locking piece is always in a locking state, so that the supporting legs are not folded suddenly, and the safety of the infant bed frame during use is further improved.

In some exemplary embodiments, the infant sleeping basket includes a basket frame and a first locking mechanism disposed on the basket frame; the first locking mechanism includes: the first buckling piece is arranged on the sleeping basket frame and can be covered on the upper surface and the side surface of the short connecting rod; the first locking piece is rotatably arranged on the first buckling piece, and when the first locking piece rotates to one side of the lower surface of the short connecting rod, the first locking mechanism locks the sleeping basket frame and the short connecting rod; when the first locking piece rotates to one side of the side surface of the short connecting rod, the first locking mechanism releases the sleeping basket frame and the short connecting rod.

Based on the embodiment, the first locking piece can be rotated to lock or unlock the cradle and the infant bed frame, so that the safety of the cradle in use is improved.

In some exemplary embodiments, the first locking mechanism further comprises: the locking operation piece is arranged on the first buckling piece in a sliding manner and is in transmission connection with the first locking piece; the locking operation piece is provided with a locking position and a releasing position, the first locking piece is in a locking state when the locking operation piece is positioned at the locking position, and the first locking piece is in a releasing state when the locking operation piece is positioned at the releasing position; the return spring is arranged between the locking operation piece and the first buckling piece, and the return spring applies force to the locking operation piece, so that the locking operation piece constantly has a trend of sliding to a locking position, and further the first locking piece constantly has a trend of rotating to one side of the lower surface of the short connecting rod; the two force arms of the torsion spring are respectively connected with the first buckling piece and the first locking piece, the torsion spring applies force to the first locking piece, and when the locking operation piece slides to the unlocking position, the torsion spring drives the first locking piece to rotate to one side of the side surface of the short connecting rod.

Based on the embodiment, as the return spring continuously applies force to the locking operation piece, the cradle is kept in locking connection with the short connecting rod under the condition of no external force, so that the cradle is prevented from falling off from the cradle frame, and the safety of the cradle in use is improved. When the baby sleeping basket is required to be separated from the baby bed frame, the locking operating piece is only required to be pressed, and the locking operating piece is released to lock the baby sleeping basket again, so that the baby sleeping basket is convenient to use and operate.

In some exemplary embodiments, the first locking mechanism further includes an abutment block, where the abutment block is disposed on the locking operation member, and the locking operation member drives the abutment block to slide, so that the abutment block drives the first locking member to rotate, and the abutment block and the locking operation member are integrally formed.

Based on the above embodiment, the reliability and durability of the manner of pushing the locking operation member to rotate by the pressing block are high. The pressing block and the locking operation piece are integrally formed, so that manufacturing steps can be reduced, and production cost is reduced.

In some exemplary embodiments, the changing station includes a stand and a second locking mechanism disposed on the stand, the second locking mechanism including: the second buckling piece is arranged on the rack and can be covered on the upper surface and the side surface of the short connecting rod; the second locking piece is rotatably arranged on the second buckling piece, and when the second locking piece rotates to one side of the lower surface of the short connecting rod, the second locking mechanism locks the rack and the short connecting rod; and when the second locking piece rotates to one side of the side surface of the short connecting rod, the second locking mechanism releases the rack and the short connecting rod.

Based on the embodiment, the diaper table and the baby crib frame can be locked or unlocked by rotating the second locking piece, so that the safety of the diaper table in use is improved. Meanwhile, the second locking mechanism has less parts and compact structure, so that the cost can be saved, the weight of the diaper table is reduced, and the diaper table is convenient to carry.

In some exemplary embodiments, the graff stand includes: the hook can be hung on the first connecting rod; the rack body is connected with the hook, and when the hook is hung on the first connecting rod, the rack body is abutted with the connecting piece.

Based on the embodiment, the sundry rack is connected with the infant bed frame through the hooks, and the hooks are simple in structure, good in durability and not easy to damage. And the hanging can be conveniently completed through the hook, and the hanging can be easily completed even by a single hand. The frame body is abutted with the connecting piece, so that the stability of the sundry rack during hanging can be improved.

In some exemplary embodiments, the support device further comprises two rollers, wherein two rollers are disposed at two adjacent ends of the support legs away from the connecting piece.

Based on the embodiment, two supporting legs are provided with rollers, and the other two supporting legs are provided with no rollers, so that the crib can be fixedly placed and is convenient to move.

In some exemplary embodiments, one of the support legs is a hollow structure, a via hole is formed in a side wall of the support leg of the hollow structure, and the infant bed frame further includes a reinforcement member, the reinforcement member includes: the roller is arranged on the inner wall of the supporting leg of the hollow structure; one end of the steel wire rope is connected with the winding roller, and the winding roller is used for winding the steel wire rope; the other end of the steel wire rope penetrates through the through hole and is connected with the hook; the steel wire rope penetrates out of the through hole and then surrounds the other three supporting legs, the hooks are connected with the supporting legs of the hollow structure, and the steel wire rope limits four supporting legs.

Based on the above embodiment, the steel wire rope can encircle in four supporting legs, forms spacingly to four supporting legs, avoids four supporting legs to rotate outwards because of the atress is too big to increase the firm degree of crib frame.

In some exemplary embodiments, the hooks have a size that is greater than the size of the vias.

Based on the embodiment, the hooks cannot fall into the through holes, and the use is convenient.

In some exemplary embodiments, grooves are provided on the outer walls of the other three supporting feet, and the grooves are used for limiting the steel wire rope.

Based on the embodiment, the groove limits the steel wire rope, so that the steel wire rope is prevented from sliding on the outer wall of the supporting leg, and the stability of the steel wire rope in use is improved.

In some exemplary embodiments, the reinforcement further comprises: the hanging ring is arranged on the outer wall of the supporting leg with the through hole, and the hook can be hung on the hanging ring.

Based on the above-mentioned embodiment, compare in the crotch direct string and locate on the supporting legs, the crotch is more firm with the connection of link, reduces the risk that the crotch drops, the security when increasing the crotch and using.

In some exemplary embodiments, the portable collapsible lightweight crib of any one of the above further comprises a cover, the cover and the crib frame together defining a space for an infant to move about.

Based on the embodiment, the wrapping piece can limit the moving range of the infant, so that the infant is prevented from climbing out of the crib, and accidents are avoided. Meanwhile, the wrapping piece is soft, so that a certain protection effect can be achieved for infants.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a portable foldable lightweight crib according to an embodiment of the present application;

FIG. 2 is a schematic view of a playard frame according to an embodiment of the present disclosure;

FIG. 3 is a schematic view showing a folding structure of the infant bed frame according to one embodiment of the present application;

FIG. 4 is a schematic view showing a folding structure of a baby crib frame according to another embodiment of the present application;

FIG. 5 is a schematic view of a partial structure of a second link according to an embodiment of the present application;

FIG. 6 is a schematic view of a partial structure of a second link according to yet another embodiment of the present application;

FIG. 7 is a partially exploded view of a second link in one embodiment of the present application;

FIG. 8 is a schematic illustration of the engagement of the hinge actuator with the lower curved plate in one embodiment of the present application;

FIG. 9 is a schematic view showing the cooperation of the upper bending plate and the housing in one embodiment of the present application;

FIG. 10 is a schematic structural view of a connector according to an embodiment of the present application;

FIG. 11 is a schematic view illustrating the structure of the connecting member and the supporting leg according to an embodiment of the present application;

FIG. 12 is a schematic view of an infant sleeping basket in accordance with one embodiment of the present application;

FIG. 13 is a schematic view of a first locking mechanism according to an embodiment of the present application;

FIG. 14 is a schematic view of a first locking mechanism according to yet another embodiment of the present application;

FIG. 15 is a partial cross-sectional view of a first locking mechanism in one embodiment of the present application;

FIG. 16 is a partial schematic view of a changing table in one embodiment of the present application;

FIG. 17 is a schematic view of a portable collapsible lightweight crib according to yet another embodiment of the present disclosure;

FIG. 18 is a schematic view of a portable collapsible lightweight crib according to another embodiment of the present disclosure;

fig. 19 is a schematic view showing a partial structure of a portable foldable lightweight crib according to an embodiment of the present invention.

Reference numerals illustrate: 10. portable foldable lightweight crib; 100. infant bed frame; 110. a first link; 120. a connecting piece; 121. a housing; 121a, a release slot; 121b, locking slot holes; 122. a locking member; 123. a lock operation member; 130. a second link; 131. a short connecting rod; 132. a hinge unit; 1321. a hinged plate; 1322. a connecting plate; 1323. a barrier sheet; 1324. a hinge operation member; 1325. an upper plate; 1326. a lower plate; 1327. a side plate; 1328. an upper bending plate; 1329. a lower bending plate; 1330. an extension plate; 1331. a housing; 132a, limit grooves; 132b, through holes; 140. supporting feet; 140a, vias; 140b, grooves; 151. a wire rope; 152. a hook; 153. hanging rings; 160. a roller; 210. baby sleeping basket; 211. a sleeping basket; 220. a changing table; 221. a stand; 222. a second locking mechanism; 2221. a second fastening member; 2222. a second locking member; 230. a sundry rack; 231. a hook; 232. a frame body; 300. a first locking mechanism; 310. a first fastening member; 310a, a fastening groove; 320. a first locking member; 330. a lock operation member; 331. pressing blocks; 340. a return spring; 350. and (3) a torsion spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

As shown in fig. 1, the embodiment of the present application provides a portable foldable lightweight crib 10, wherein the portable foldable lightweight crib 10 comprises a crib frame 100 and crib accessories, and the crib accessories comprise a crib 210, a diaper table 220 and a sundry rack 230. The infant sleeping basket 210, the changing table 220, and the sundry rack 230 are all detachably connected to the infant sleeping frame 100; the infant bed frame 100 has a folded state and an unfolded state.

The infant bed frame 100 includes two first links 110, four connectors 120, two second links 130, and four support legs 140.

The two first connecting rods 110 are oppositely arranged, and the first connecting rods 110 can be round tubes or square tubes.

The connecting pieces 120 are used for connecting the first connecting rod 110, the second connecting rod 130 and the supporting legs 140, and the four connecting pieces 120 are respectively connected to two ends of the two first connecting rods 110.

The two second connecting rods 130 are oppositely arranged, the second connecting rods 130 can be round tubes or square tubes, and the two second connecting rods 130 and the two first connecting rods 110 are enclosed to form a quadrilateral bed frame. Each second link 130 includes two short links 131 and a hinge unit 132, each short link 131 has a first end and a second end, the first ends of the two short links 131 of the same second link 130 are hinged by the hinge unit 132, and the second ends of the four short links 131 are respectively hinged to the four connecting members 120.

Four supporting legs 140 are used for supporting the quadrangular bed frame, and the four supporting legs 140 are hinged with the four connecting pieces 120 respectively.

The infant bed frame 100 has a folded state and an unfolded state, and when the infant bed frame 100 is switched from the unfolded state shown in fig. 2 to the folded state shown in fig. 3 to 4, the first ends of the short links 131 rotate relative to the hinge units 132, the second ends of the short links 131 rotate relative to the connecting members 120, the two short links 131 of the same second link 130 are attached to each other, the two hinge units 132 are adjacent to each other, the two first links 110 are adjacent to each other, and the two supporting legs 140 at both ends of any one of the first links 110 rotate and are adjacent to the first links 110.

In summary, when the playpen 100 of the present embodiment is in the folded state, the first connecting rod 110, the short connecting rod 131, and the supporting leg 140 can be close to each other and are generally parallel to each other, so that the playpen 100 occupies a small volume when in the folded state, and is convenient to carry.

As shown in fig. 5-7, in some embodiments, each hinge unit 132 includes a hinge plate 1321, two connection plates 1322, a blocking tab 1323, and a hinge operator 1324. The hinge plate 1321, the connecting plate 1322 and the blocking piece 1323 are preferably made of metal materials to improve durability. The first ends of the two short links 131 of the same second link 130 are each hinged to the hinge plate 1321. Specifically, the hinge plate 1321 and the short link 131 may be connected by a hinge shaft, and the hinge shaft passes through the hinge plate 1321 and the first end of the short link 131 to hinge the hinge plate 1321 and the short link 131. The two connecting plates 1322 are respectively connected with the first ends of the two short connecting rods 131 of the same second connecting rod 130, the connecting plates 1322 can rotate along with the corresponding short connecting rods 131, and the opposite ends of the two connecting plates 1322 are provided with limiting grooves 132a. The blocking piece 1323 is slidably disposed in the two limiting grooves 132a, and the blocking piece 1323 may be slidably disposed in both of the limiting grooves 132a or withdraw from both of the limiting grooves 132a. When the blocking piece 1323 is located in the two limiting grooves 132a at the same time, the blocking piece 1323 interferes with the rotation of the two connecting plates 1322, and the two connecting plates 1322 cannot rotate, so that the hinge unit 132 is in a locked state. When the blocking piece 1323 is located outside the two limiting grooves 132a, the blocking piece 1323 does not interfere with the rotation of the two connecting plates 1322, and the two connecting plates 1322 may rotate, so that the hinge unit 132 is in a locking state. The hinge operation member 1324 is in driving connection with the blocking piece 1323, and the hinge operation member 1324 is configured to drive the blocking piece 1323 to slide to drive the hinge unit 132 to switch between the locked state and the unlocked state.

With continued reference to FIG. 7, in some embodiments hinge plate 1321 includes an upper plate 1325, a lower plate 1326, and side plates 1327. The lower plate 1325 is provided with a through hole 132b through which the blocking piece 1323 passes, the first end of the short connecting rod 131 is hinged to the upper plate 1325 and/or the lower plate 1326, and the short connecting rod 131 is hinged to the upper plate 1325 and the lower plate 1326 at the same time, so that stability during rotation can be enhanced. A side plate 1327 connects the upper plate 1325 and the lower plate 1326, the side plate 1327 being located inside the short link 131, that is, on the side of the short link 131 toward the other hinge unit 132. The side plate 1327 abuts against the connection plate 1322 to define a rotation range of the short link 131, so that the two hinge units 132 can only approach each other but cannot separate from each other when the short link 131 rotates.

Referring to fig. 7-8, in some embodiments, each hinge unit 132 further includes a hinge operation member 1324, and the hinge operation member 1324 is configured to move the blocking piece 1323 up and down. The top and bottom ends of the blocking piece 1323 are respectively bent and extended to form an upper bending plate 1328 and a lower bending plate 1329, and the extending directions of the upper bending plate 1328 and the lower bending plate 1329 are perpendicular to the moving direction of the blocking piece 1323. Upper plate 1325 is located above upper plate 1328, and upper plate 1328 cannot continue to slide upward when upper plate 1328 slides upward against upper plate 1325, and upper plate 1325 can limit the sliding travel of upper plate 1328. The lower bending plate 1329 is clamped to the hinge operation member 1324 and abuts against the hinge operation member 1324, so that the hinge operation member 1324 can drive the blocking piece 1323 to slide, the lower bending plate 1329 is not easy to release from the hinge operation member 1324, and the assembly is convenient.

Referring to fig. 9, each of the hinge units further includes a housing 1331, and the housing 1331 has a sliding hole that can function as a guide. The upper bending plate 1328 is slidably disposed in the sliding hole, and the size of the sliding hole is matched with the size of the upper bending plate 1328, so that the upper bending plate 1328 can stably slide in the sliding hole, and further, the blocking piece 1323 can stably slide.

With continued reference to fig. 7, the connecting plate 1322 is formed with an extension plate 1330 extending in a bending manner, the extension plate 1330 extends in the same direction as the movement direction of the blocking piece 1323, and the extension plate 1330 may rotate to abut against the blocking piece 1323 to limit the rotation range of the short link 131, so as to prevent the short link 131 from rotating excessively and protect the short link 131.

As shown in fig. 10-11, in some embodiments, each of the connectors 120 includes a housing 121 and a locking member 122. The shell 121 is connected with the first connecting rod 110 and hinged with the second end of the short connecting rod 131 and the supporting leg 140; the housing 121 is provided with a release long hole 121a and a lock long hole 121b communicating with the release long hole 121 a. The locking piece 122 is slidably connected to the release slot 121a or the locking slot 121b, and when the locking piece 122 slides to the locking slot 121b, it abuts against the corresponding supporting leg 140, so as to block the corresponding supporting leg 140 from rotating relative to the housing 121; the locking piece 122 is located in the locking slot 121a, and releases the abutment with the supporting leg 140, and the supporting leg 140 can rotate relative to the housing to fold.

The extending direction of the locking slot 121b is parallel to the extending direction of the supporting leg 140, when the locking member 122 is located in the locking slot 121b, the locking member 122 abuts against the supporting leg 140, and the locking member 122 has self-locking property, and the locking member 122 cannot be driven to slide by rotating the supporting leg 140. The release slot 121a extends from the lock slot 121b and is disposed away from the support leg 140, so that when the locking member 122 is released, the locking member 122 needs to be pushed to slide to the release slot 121a against the force of the elastic member, and when the locking member 122 is released, the elastic member can drive the locking member 122 to slide from the release slot 121a to the lock slot 121b. For ease of operation, the connector 120 may further include a lock operation member 123, the lock operation member 123 being connected to the lock 122 for pushing the lock 122 to slide.

In some embodiments, the connecting member 120 may further include an elastic member (not shown in the drawings), where the elastic member is clamped between the locking member 122 and the housing 121, and the elastic member applies force to the locking member 122, so that the locking member 122 has a constant motion tendency of sliding into the locking long hole 121b, that is, the locking member 122 is always located in the locking long hole 121b without an external force, so that the locking member 122 is kept in a locked state.

As shown in fig. 10, in some embodiments, the infant sleeping basket 210 includes a basket frame 211 and a first locking mechanism 300, the first locking mechanism 300 being disposed on the basket frame 211. The number of the first locking mechanisms 300 is two, and the two first locking mechanisms 300 are respectively arranged on one group of opposite sides of the sleeping basket 211. The other opposite sides of the sleeping basket 211 are arc-shaped rods which are convex upwards, and the arc-shaped rods have strong bearing capacity. It can be appreciated that the other set of opposite sides of the sleeping basket 211 may be telescopic loop bars, and the telescopic loop bars may be used for adjusting the length, so that the sleeping basket 211 may be connected to the two first connecting bars 110 and the two second connecting bars 130, so as to satisfy infants with different heights.

As shown in fig. 13-15, the first locking mechanism 300 includes a first clasp 310 and a first locking member 320. The first fastening member 310 is disposed on the sleeping basket 211, the first fastening member 310 has a fastening slot 310a, and a slot wall of the fastening slot 310a abuts against a surface of the short connecting rod 131, so that the first fastening member 310 can be covered on an upper surface and a side surface of the short connecting rod 131.

The first locking member 320 is rotatably disposed on the first fastening member 310, and when the first locking member 320 rotates to one side of the lower surface of the short link 131, the first locking member 320 interferes with the upper surface, the lower surface and the side surface of the short link, and the first locking mechanism 300 locks the sleeping basket 211 and the short link 131; when the first locking member is rotated to the side of the side surface of the short link 131, the first locking mechanism 300 releases the cradle 211 and the short link 131.

With continued reference to fig. 14-15, in some embodiments, the first locking mechanism 300 further includes a locking operator 330 and a return spring 340. The locking operation member 330 is slidably disposed on the first fastening member 310, the locking operation member 330 is in transmission connection with the first locking member 320, and the locking operation member 330 may drive the first locking member 320 to rotate. The locking operation member 330 has a locking position and a releasing position, the first locking member 320 is in a locking state when the locking operation member 330 is in the locking position, and the first locking member 320 is in a releasing state when the locking operation member 330 is in the releasing position. The return spring 340 is disposed between the locking operation member 330 and the first fastening member 310, and the return spring 340 applies a force to the locking operation member 330, so that the locking operation member 330 always has a tendency to slide to the locking position, i.e. the locking operation member 330 is always located at the locking position without an external force. So that the first locking member 320 constantly has a tendency to rotate to the side of the lower surface of the short link 131, and the first locking mechanism 300 remains locked.

As shown in fig. 14, in some embodiments, the first locking mechanism 300 further includes a pressing block 331, where the pressing block 331 is disposed on the locking operation member 330, the pressing block 331 may be a triangular bump, and when the locking operation member 330 drives the pressing block 331 to move up and down, a surface of the bump abutting against the first locking member 320 moves left and right relative to the first locking member 320 at the same time, so as to push the first locking member 320 to rotate. The pressing block 331 may be integrally formed with the locking operation member 330 for convenience of manufacture.

With continued reference to fig. 13-15, in some embodiments, the first locking mechanism 300 further includes a torsion spring 350, with two arms of the torsion spring 350 abutting the first clasp 310 and the first locker 320, respectively. The torsion spring 350 acts on the first locking member 320, and when the locking operation member 330 is located at the unlocking position under the action of external force, the torsion spring 350 drives the first locking to rotate to the side surface of the short link 131, so that the first locking mechanism 300 is unlocked.

In summary, the locking and unlocking of the infant basket 210 and the infant bed frame 100 can be completed by rotating the first locking member 320, which is beneficial to the quick assembly and disassembly of the infant bed frame 100, and meanwhile, the infant basket 210 can be prevented from falling from the infant bed frame 100. The infant sleeping basket 210 is used for sleeping an infant, the infant can lie in the infant sleeping basket 210 for a long time, and the return spring 340 enables the infant sleeping basket 210 to keep continuous locking connection with the infant sleeping basket 100, so that the infant sleeping basket 210 can be prevented from falling accidentally, and the use safety of the infant sleeping basket 210 is improved.

As shown in fig. 16-17, in some embodiments, the diaper table 220 includes a stand 221 and a second locking mechanism 222, the second locking mechanism 222 is disposed on the stand 221, and the second locking mechanism 222 includes a second fastening member 2221 and a second locking member 2222. The second fastening member 2221 is disposed on the rack 221, and the second fastening member 2221 may be disposed on an upper surface and a side surface of the short link 131. The second locking member 2222 is rotatably disposed on the second fastening member 2221, and when the second locking member 2222 rotates to the lower surface side of the short link 131, the second locking mechanism 222 locks the stand 2221 and the short link 131; when the second locking member 2222 is rotated to the side of the side surface of the short link 131, the second locking mechanism 222 releases the locking of the rack and the short link 131. Since the diaper table 220 is used for a short time each time, the infant cannot lie on the diaper table for a long time, the second locking mechanism 222 can be designed as a manual locking or unlocking structure, so that the cost can be saved, and the weight of the diaper table 220 is reduced, so that the diaper table 220 is convenient to carry.

As shown in fig. 17, in some embodiments, the sundry rack 230 includes a hook 231 and a rack body 232, the rack body 232 is connected to the hook 231, and the hook 231 may be hung on the first connecting rod 110. When the hook 231 is hung on the first connecting rod 110, the frame 232 abuts against the connecting piece 120, so as to increase the stability of the sundry rack 230. The sundries rack 230 is preferably made of plastic, and is light and has good durability. The sundries rack 230 can be provided with clothes, a diaper, a milk bottle and the like.

With continued reference to fig. 17, in some embodiments, the playpen 100 further includes two rollers 160, wherein two rollers 160 are disposed at two adjacent ends of the support legs 140 away from the connection member 120. It will be appreciated that the length of the two support legs 140 with the rollers 160 is preferably shorter than the length of the two support legs 140 without the rollers 160, so that the total length of the two support legs 140 with the rollers 160 added after the rollers 160 is equal to the length of the two support legs 140 without the rollers 160, thereby ensuring the horizontal state of the playbase 100 after being unfolded.

In some embodiments, the portable foldable lightweight crib 10 of any one of the above embodiments further comprises a covering member, wherein the covering member and the crib frame 100 together define a space for the infant to move, for example, the covering member can cover the bottom surface and the side surface of the crib frame 100, and can cover the top surface of the crib frame 100 if necessary, so that the infant cannot climb out of the portable foldable lightweight crib 10, thereby improving the safety. The covering may be various knits, such as nonwoven. The material and the style of cladding spare can be changed as required to adapt to the use in different seasons.

As shown in fig. 18-19, in some embodiments, one of the supporting legs 140 is a hollow structure, a through hole 140a is formed on a side wall of the supporting leg 140 of the hollow structure, and the infant bed frame 100 further includes a reinforcement, where the reinforcement includes a roller, a wire rope 151 and a hook 152. The roller is disposed on the inner wall of the supporting leg 140 of the hollow structure. One end of the steel wire rope 151 is connected with the winding roller, the winding roller is used for winding the steel wire rope 151, when the steel wire rope 151 is pulled out, the resistance of the winding roller needs to be overcome, and when the steel wire rope 151 is released, the winding roller automatically winds up the steel wire rope 151. The other end of the wire rope 151 passes through the via hole 140a and is connected to the hook 152. When the supporting leg 140 needs to be reinforced, the hooks 152 are pulled to pull out the steel wire rope 151, after the steel wire rope 151 passes out of the through holes 140a, the steel wire rope 151 is wound around the other three supporting legs 140, then the hooks 152 are connected with the supporting legs 140 in a hollow structure, the steel wire rope 151 surrounds the four supporting legs 140 for one circle, limiting is formed for the four supporting legs 140, and the supporting legs 140 are prevented from rotating outwards. The size of the hooks 152 is preferably larger than the size of the vias 140a so that the hooks 152 do not fall into the vias 140 a.

With continued reference to fig. 19, in some embodiments, grooves 140b are provided on the outer walls of the other three supporting legs 140, and the grooves 140b are used for limiting the steel wire ropes 151, so as to avoid sliding of the steel wire ropes 151 on the outer walls of the supporting legs 140. In order to facilitate the connection of the hooks 152 to the supporting legs 140 having the hollow structure, the reinforcement may further include a hanging ring 153, the hanging ring 153 is disposed on the outer wall of the supporting leg 140 having the through holes 140a, and the hooks 152 may be hung on the hanging ring 153.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present application, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, this is for convenience of description and simplification of the description, but does not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely used for illustration and are not to be construed as limitations of the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing description of the preferred embodiment of the present invention is not intended to limit the invention to the particular form disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

Claims (15)

1. The portable foldable lightweight crib is characterized by comprising a crib frame, a crib basket, a diaper table and a sundry rack; the baby sleeping basket, the diaper table and the sundry rack are all detachably connected to the baby bed frame; the playard frame has a collapsed state and an expanded state, the playard frame comprising:

the two first connecting rods are oppositely arranged;

the four connecting pieces are respectively connected to two ends of the two first connecting rods;

the two ends of the two second connecting rods are respectively connected with four connecting pieces, the lengths of the second connecting rods and the first connecting rods are the same or different, and the two second connecting rods and the two first connecting rods are enclosed to form a quadrilateral bed frame; each second connecting rod comprises two short connecting rods and a hinging unit, each short connecting rod is provided with a first end and a second end, the first ends of the two short connecting rods of the same second connecting rod are hinged through the hinging units, and the second ends of the four short connecting rods are respectively hinged to the four connecting pieces;

The four supporting feet are hinged with the four connecting pieces respectively;

when the infant bed frame is switched from an unfolding state to a folding state, the two hinging units are close to each other, meanwhile, the two first connecting rods are close to each other, and the two supporting feet positioned at two ends of any one of the first connecting rods rotate and are close to the first connecting rods.

2. The portable collapsible lightweight crib of claim 1, wherein each of said hinge units comprises:

the first ends of the two short connecting rods of the same second connecting rod are hinged with the hinged plate;

the two connecting plates are respectively connected with the first ends of the two short connecting rods of the same second connecting rod, and limit grooves are formed in the opposite ends of the two connecting plates;

the blocking piece can slide to be located in the two limiting grooves simultaneously or withdraw from the two limiting grooves simultaneously, the hinging unit is in a locking state when the blocking piece is located in the two limiting grooves simultaneously, and the hinging unit is in a locking state when the blocking piece is located outside the two limiting grooves simultaneously.

3. The portable collapsible lightweight crib of claim 2, wherein said hinged panels comprise:

An upper plate;

the lower plate is provided with a through hole for the blocking piece to pass through, and the first end of the short connecting rod is hinged with the upper plate and/or the lower plate;

the side plate is connected with the upper plate and the lower plate, is positioned on one side of the short connecting rod facing the other hinge unit, and can rotate to abut against the connecting plate so as to limit the rotation range of the short connecting rod.

4. The portable collapsible lightweight crib of claim 3, wherein each of said hinge units further comprises a hinge operator;

the top end and the bottom end of the blocking piece are respectively bent and extended to form an upper bending plate and a lower bending plate, and the extending directions of the upper bending plate and the lower bending plate are perpendicular to the moving direction of the blocking piece;

the upper plate is located above the upper bending plate to limit the sliding travel of the upper bending plate, and the lower bending plate is clamped to the hinge operation piece and abuts against the hinge operation piece, so that the hinge operation piece can drive the blocking piece to slide.

5. The portable collapsible lightweight crib of claim 4, wherein each of said hinge units further comprises a housing having a slide aperture, said upper curved plate slidably disposed in said slide aperture.

6. The portable foldable lightweight crib of claim 2, wherein the connecting plate is formed with an extension plate by bending and extending, the extension plate extends in the same direction as the movement direction of the blocking piece, and the extension plate can rotate to abut against the blocking piece to limit the rotation range of the short connecting rod.

7. The portable collapsible lightweight crib of claim 1, wherein said connector comprises:

the shell is connected with the first connecting rod and hinged with the second end of the short connecting rod and the supporting leg; the shell is provided with a locking long hole and a locking long hole communicated with the locking long hole, the extending direction of the locking long hole is parallel to the extending direction of the corresponding supporting leg, and the locking long hole extends from the locking long hole and is far away from the corresponding supporting leg;

the locking piece is connected with the unlocking long hole or the locking long hole in a sliding mode, and when the locking piece slides to the locking long hole, the locking piece is abutted with the corresponding supporting leg so as to prevent the corresponding supporting leg from rotating relative to the shell; the locking piece is released to be propped against the supporting leg when sliding to the locking slot hole, and the supporting leg can rotate relative to the shell to realize folding.

8. The portable collapsible lightweight crib of claim 4, wherein each of said connectors further comprises: the elastic piece is clamped between the locking piece and the shell, and the elastic piece applies force to the locking piece, so that the locking piece always has a motion trend of sliding into the locking long hole.

9. The portable collapsible lightweight crib of claim 1, wherein said crib comprises a basket frame and a first locking mechanism, said first locking mechanism being disposed on said basket frame;

the first locking mechanism includes:

the first buckling piece is arranged on the sleeping basket frame and can be covered on the upper surface and the side surface of the short connecting rod;

the first locking piece is rotatably arranged on the first buckling piece, and when the first locking piece rotates to one side of the lower surface of the short connecting rod, the first locking mechanism locks the sleeping basket frame and the short connecting rod; when the first locking piece rotates to one side of the side surface of the short connecting rod, the first locking mechanism releases the sleeping basket frame and the short connecting rod.

10. The portable collapsible lightweight crib of claim 8, wherein the first locking mechanism further comprises:

the locking operation piece is arranged on the first buckling piece in a sliding manner and is in transmission connection with the first locking piece; the locking operation piece is provided with a locking position and a releasing position, the first locking piece is in a locking state when the locking operation piece is positioned at the locking position, and the first locking piece is in a releasing state when the locking operation piece is positioned at the releasing position;

the return spring is arranged between the locking operation piece and the first buckling piece, and the return spring applies force to the locking operation piece, so that the locking operation piece constantly has a trend of sliding to a locking position, and further the first locking piece constantly has a trend of rotating to one side of the lower surface of the short connecting rod;

the two force arms of the torsion spring respectively support against the first buckling piece and the first locking piece, the torsion spring applies force to the first locking piece, and when the locking operation piece slides to the unlocking position, the torsion spring drives the first locking piece to rotate to one side of the side surface of the short connecting rod.

11. The portable foldable lightweight crib of claim 1, wherein the first locking mechanism further comprises a pressing block, the pressing block is arranged on the locking operation piece, the locking operation piece drives the pressing block to slide, so that the pressing block drives the first locking piece to rotate, and the pressing block and the locking operation piece are integrally formed.

12. The portable collapsible lightweight crib of claim 1, wherein the changing station comprises a stand and a second locking mechanism disposed in the stand, the second locking mechanism comprising:

the second buckling piece is arranged on the rack and can be covered on the upper surface and the side surface of the short connecting rod;

the second locking piece is rotatably arranged on the second buckling piece, and when the second locking piece rotates to one side of the lower surface of the short connecting rod, the second locking mechanism locks the rack and the short connecting rod; and when the second locking piece rotates to one side of the side surface of the short connecting rod, the second locking mechanism releases the rack and the short connecting rod.

13. The portable collapsible lightweight crib of claim 1, wherein said utility rack comprises:

the hook can be hung on the first connecting rod;

the rack body is connected with the hook, and when the hook is hung on the first connecting rod, the rack body is abutted with the connecting piece.

14. The portable collapsible lightweight crib of claim 1, further comprising two rollers disposed at two adjacent ends of the support legs distal from the connector.

15. The portable collapsible lightweight crib of any one of claims 1-14, wherein the portable collapsible lightweight crib further comprises: the wrapping piece and the infant bed frame jointly define a space for infants to move.

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