CN219720241U

CN219720241U - Child bed

Info

Publication number: CN219720241U
Application number: CN202222868271.1U
Authority: CN
Inventors: 刘伟
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-09-22
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a child bed, which comprises a bed body, a bed board and an adjusting mechanism, wherein the bed board and the adjusting mechanism are arranged in the bed body in a height-adjustable manner, the adjusting mechanism comprises a first supporting rod assembly and a second supporting rod assembly, the first supporting rod assembly comprises a first upper supporting rod and a first lower supporting rod, the upper end part of the first upper supporting rod is rotationally connected with the bed board, the lower end part of the first lower supporting rod is rotationally connected with the lower part of the bed body, the lower end part of the first upper supporting rod is rotationally connected with the upper end part of the first lower supporting rod, the second supporting rod assembly comprises a second upper supporting rod and a second lower supporting rod, the upper end part of the second upper supporting rod is rotationally connected with the lower part of the bed body, the lower end part of the second upper supporting rod is rotationally connected with the upper end part of the second lower supporting rod, and the first supporting rod assembly is matched with the second supporting rod assembly. The child bed can enable the bed board to be lifted up and down through the action of the adjusting mechanism so as to adjust the height of the bed board, and children are not required to leave the bed board in the process of adjusting the height of the bed board.

Description

Child bed

Technical Field

The utility model relates to the technical field of children supplies, in particular to a child bed.

Background

The children's bed is generally that children use when less, and the children's bed generally includes the bed body and sets up the bed board in the bed body, in order to make things convenient for the use of children's bed, the bed board generally can adjust the height position from top to bottom. In the prior art, the bed board is generally fixed on the bed body through screws, when the height of the bed board needs to be adjusted, the screws need to be disassembled, the bed board is moved to a new height position, and then the position of the bed board is fixed through the screws. In the process of adjusting the height of the bed board, the children need to leave the child bed, which makes the height adjustment of the bed board inconvenient and inconvenient for the child bed.

Disclosure of Invention

The utility model aims at overcoming the defects in the prior art, and provides a child bed which can enable a bed board to be lifted up and down through the action of an adjusting mechanism so as to adjust the height of the bed board, and in the process of adjusting the height of the bed board, children are not required to leave the bed board.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a crib, is in including the bed body and can adjust high ground setting from top to bottom the bed board in the bed body, still including setting up the lower part of bed body with be used for driving between the bed board adjustment mechanism who goes up and down, adjustment mechanism includes first vaulting pole subassembly and second vaulting pole subassembly, first vaulting pole subassembly includes first vaulting pole and first lower vaulting pole, the upper end of first vaulting pole with the bed board rotates to be connected, the lower tip of first lower vaulting pole with the lower part of bed body rotates to be connected, the lower tip of first upper vaulting pole with the upper end of first lower vaulting pole rotates to be connected, the second vaulting pole subassembly includes second upper vaulting pole and second lower vaulting pole, the lower tip of second lower vaulting pole with the lower part of bed body rotates to be connected, the lower tip of second upper end of second upper vaulting pole with second lower end rotates to be connected, first vaulting pole cooperatees with the second subassembly.

Preferably, the first upper brace rod comprises a first upper rod body and a first gear fixedly arranged at the upper end part of the first upper rod body, the second upper brace rod comprises a second upper rod body and a second gear fixedly arranged at the upper end part of the second upper rod body, the first gear and the second gear are both rotationally connected with the bed board, the lower end part of the first upper rod body is rotationally connected with the upper end part of the first lower brace rod, the lower end part of the second upper rod body is rotationally connected with the upper end part of the second lower brace rod, the first gear is meshed with the second gear, and/or the first lower brace rod comprises a first lower rod body and a third gear fixedly arranged at the lower end part of the first lower rod body, the second lower brace rod comprises a second lower rod body and a fourth gear fixedly arranged at the lower end part of the second lower rod body, the third gear and the fourth gear are both rotationally connected with the lower part of the bed body, the upper end part of the first lower rod body is rotationally connected with the lower end part of the first lower rod body, and/or the second lower end part of the first lower brace rod body is rotationally connected with the second end part of the first lower brace rod body.

Preferably, the child's bed further comprises a locking mechanism for locking the child's bed at different height positions, the locking mechanism being arranged between the bed plate and the adjusting mechanism, or the locking mechanism being arranged between the bed body and the adjusting mechanism, or the locking mechanism being arranged between the first upper stay and the first lower stay, or the locking mechanism being arranged between the second upper stay and the second lower stay, or the locking mechanism being arranged between the bed plate and the bed body.

Further, the locking mechanism is respectively arranged between the bed plate and the first upper supporting rod, between the bed plate and the second upper supporting rod, the locking mechanism comprises a lock pin and a plurality of lock grooves matched with the lock pin, the lock pin can be slidably arranged on the bed plate, the lock grooves are respectively arranged on the first upper supporting rod and the second upper supporting rod, or the lock pin is respectively arranged on the first upper supporting rod and the second upper supporting rod, the lock grooves are arranged on the bed plate, when the locking mechanism is in a locking state, the lock pin is inserted in one lock groove, and when the locking mechanism is in an unlocking state, the lock pin is separated from all the lock grooves.

Still further, each locking groove is communicated through a channel, and when the locking mechanism is unlocked, the first upper supporting rod and the second upper supporting rod rotate relative to the bed plate, and the lock pin is positioned in the channel and moves relative to the channel.

Further, the child bed further comprises an unlocking mechanism for driving the locking mechanism to unlock, the unlocking mechanism comprises an unlocking piece which can be arranged on a part of the lock pin in a sliding mode, the locking mechanism further comprises a sliding block which can be arranged in a sliding mode, the lock pin is fixedly arranged on the sliding block, and the unlocking piece is in propping fit with the sliding block through an inclined plane.

Still further, adjustment mechanism sets up respectively in the front and back both sides of crib, locking mechanical system corresponds adjustment mechanism sets up in the front and back both sides, unlocking mechanism still includes the connection in the front and back both sides between the slider in order to make the both sides the slider slides simultaneously haulage cable.

Further, the locking mechanism is a one-way locking mechanism for limiting downward movement of the bed plate.

Preferably, the adjusting mechanisms are respectively arranged on the front side and the rear side of the child bed, one or more connecting rods extending along the front-rear direction are further arranged between the adjusting mechanisms on the front side and the rear side, and the front end part and the rear end part of each connecting rod are respectively and fixedly arranged on the same part of the adjusting mechanisms on the front side and the rear side.

Preferably, the child's bed further comprises a bottom frame arranged below the bed body and supported on the ground, and a swinging device arranged on the bottom frame and used for driving the bed body to swing relative to the bottom frame, and the bed body is arranged on the swinging device.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: when the first support rod assembly and the second support rod assembly act, the child bed can drive the bed board to lift up and down to adjust the height of the bed board, and one of the first support rod assembly and the second support rod assembly synchronously acts when the other support rod assembly acts through the cooperation of the first support rod assembly and the second support rod assembly, so that the bed board can keep a stable state to do up-down translational movement, and children do not need to leave the bed board when the height of the bed board is adjusted, so that the height of the bed board is convenient to adjust, and the child bed is convenient to use.

Drawings

Fig. 1 is a perspective view of a child's bed according to the present embodiment;

FIG. 2 is a perspective view of the child's bed of the present embodiment with the chassis, wobbler and bed body removed;

FIG. 3 is a schematic view of the internal structure of the child's bed of the present embodiment with the chassis, rocker, bed body and bed board removed (locking mechanism in locked state);

FIG. 4 is an enlarged schematic view of a portion of FIG. 3 at A;

fig. 5 is an exploded view of the connection parts of the first upper stay and the second upper stay with the bed board of the child's bed according to the present embodiment.

Wherein: 1. a bed body; 11. railing; 2. a bed board; 21. a guide groove; 31. a first upper stay; 311. a first upper rod body; 312. a first gear; 312a, locking groove; 312b, channels; 312c, a blocking part; 32. a first lower stay; 321. a first lower rod body; 322. a third gear; 33. a second upper stay; 331. a second upper rod body; 332. a second gear; 332a, locking groove; 332b, channels; 332c, a blocking portion; 34. a second lower stay; 341. a second lower rod body; 342. a fourth gear; 41. a first shaft; 42. a second shaft; 43. a third shaft; 44. a fourth shaft; 45. a fifth shaft; 46. a sixth shaft; 5. a connecting rod; 61. a locking pin; 62. a slide block; 621. a second inclined surface; 63. an elastic member; 71. an unlocking member; 711. a first inclined surface; 72. a traction cable; 8. a chassis; 9. a swinging device.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

As shown in fig. 1, the child's bed of the present utility model includes a bed body 1 and a bed plate 2, the bed body 1 having a closed frame structure, the bed plate 2 being disposed in the frame structure of the bed body 1 so as to be capable of vertically adjusting a height.

The child bed also comprises an adjusting mechanism, and the bed board 2 can be driven to lift up and down through the adjusting mechanism, so that the height position of the bed board 2 in the bed body 1 is adjusted.

The adjustment mechanism includes a first brace bar assembly and a second brace bar assembly. Preferably, the first brace bar assembly and the second brace bar assembly are symmetrically arranged between the bed body 1 and the bed board 2.

As shown in fig. 1 to 5, the first stay bar assembly includes a first upper stay bar 31 and a first lower stay bar 32, wherein an upper end portion of the first upper stay bar 31 is rotatably connected with the bed plate 2 through a first shaft 41, a lower end portion of the first lower stay bar 32 is rotatably connected with a lower portion of the bed body 1 through a second shaft 42, and a lower end portion of the first upper stay bar 31 is rotatably connected with an upper end portion of the first lower stay bar 32 through a third shaft 43.

As shown in fig. 1 to 5, the second stay assembly includes a second upper stay 33 and a second lower stay 34, the upper end of the second upper stay 33 is rotatably connected to the bed plate 2 via a fourth shaft 44, the lower end of the second lower stay 34 is rotatably connected to the lower portion of the bed body 1 via a fifth shaft 45, and the lower end of the second upper stay 33 is rotatably connected to the upper end of the second lower stay 34 via a sixth shaft 46.

The first shaft 41, the second shaft 42, the third shaft 43, the fourth shaft 44, the fifth shaft 45, and the sixth shaft 46 are disposed in parallel.

When the bed board 2 is positioned at a higher position in the bed body 1, the first upper supporting rod 31 is far away from the first lower supporting rod 32, and a relatively large included angle is formed between the first upper supporting rod and the first lower supporting rod; the second upper brace 33 is remote from the second lower brace 34, forming a relatively large angle therebetween. When the bed board 2 is positioned at a lower position in the bed body 1, the first upper supporting rod 31 is close to the first lower supporting rod 32, and a relatively small included angle is formed between the first upper supporting rod and the first lower supporting rod; the second upper brace 33 is also adjacent to the second lower brace 34, forming a relatively small included angle therebetween.

The first stay bar assembly is matched with the second stay bar assembly, so that when one of the first stay bar assembly and the second stay bar assembly acts, the other one can be driven to act synchronously, namely, when the first upper stay bar 31 and the first lower stay bar 32 are relatively rotated to be close, the second upper stay bar 33 and the second lower stay bar 34 are relatively rotated to be close synchronously; when the first upper stay bar 31 and the first lower stay bar 32 relatively rotate away, the second upper stay bar 33 and the second lower stay bar 34 relatively rotate away synchronously, so that the bed board 2 can keep the same posture to do up-down translational motion without torsion when the height position of the bed board 2 is adjusted by up-down lifting, and the children do not need to be held away from the bed board 2.

In one embodiment, the first upper strut 31 and the second upper strut 33 are mated to achieve synchronous motion of the first strut assembly and the second strut assembly.

Specifically, the first upper stay 31 includes a first upper rod 311 and a first gear 312 fixedly disposed at an upper end of the first upper rod 311, the first gear 312 is rotatably connected with the bed board 2 through a first shaft 41, and a lower end of the first upper rod 311 is rotatably connected with an upper end of the first lower stay 32 through a third shaft 43. The second upper stay 33 includes a second upper rod 331 and a second gear 332 fixedly disposed at an upper end portion of the second upper rod 331, the second gear 332 is rotatably connected with the bed board 2 through a fourth shaft 44, a lower end portion of the second upper rod 331 is rotatably connected with an upper end portion of the second lower stay 34 through a sixth shaft 46, and the first gear 312 is meshed with the second gear 332, as shown in fig. 3.

When the first upper stay 31 rotates relative to the first lower stay 32, the first gear 312 rotates relative to the bed board 2, and the second gear 332 also rotates relative to the bed board 2 through engagement of the first gear 312 and the second gear 332, so that the second upper stay 33 and the second lower stay 34 rotate relative to each other. Conversely, when the second upper brace 33 rotates relative to the second lower brace 34, the first upper brace 31 can be synchronously rotated relative to the first lower brace 32 by the engagement of the first gear 312 and the second gear 332, so that the synchronous action of the first brace assembly and the second brace assembly is realized.

In yet another embodiment, the first lower strut 32 and the second lower strut 34 may be mated to achieve synchronous motion of the first strut assembly and the second strut assembly.

Specifically, the first lower stay 32 includes a first lower rod 321 and a third gear 322 fixedly disposed at a lower end portion of the first lower rod 321, the third gear 322 is rotatably connected with the bed body 1 through a second shaft 42, and an upper end portion of the first lower rod 321 is rotatably connected with a lower end portion of the first upper stay 31 through a third shaft 43. The second lower stay 34 includes a second lower rod 341 and a fourth gear 342 fixedly disposed at a lower end portion of the second lower rod 341, the fourth gear 342 is rotatably connected with the bed body 1 through a fifth shaft 45, an upper end portion of the second lower rod 341 is rotatably connected with a lower end portion of the second upper stay 33 through a sixth shaft 46, and the third gear 322 is engaged with the fourth gear 342 as shown in fig. 3.

When the first upper brace 31 and the first lower brace 32 are rotated relatively, the third gear 322 rotates relatively to the bed body 1, and the fourth gear 342 also rotates relatively to the bed body 1 through the engagement of the third gear 322 and the fourth gear 342, so that the second upper brace 33 and the second lower brace 34 rotate relatively. Conversely, when the second upper brace 33 and the second lower brace 34 rotate relatively, the first upper brace 31 can rotate synchronously with respect to the first lower brace 32 through the engagement of the third gear 322 and the fourth gear 342, thereby realizing the synchronous action of the first brace assembly and the second brace assembly.

Of course, the two embodiments described above may be adopted at the same time, that is, the upper ends of the first upper stay 31 and the second upper stay 33 are engaged with the second gear 332 through the first gear 312, the lower ends of the first lower stay 32 and the second lower stay 34 are engaged with the fourth gear 342 through the third gear 322, the lower end of the first upper rod 311 is rotatably connected with the upper end of the first lower rod 321 through the third shaft 43, and the lower end of the second upper rod 331 is rotatably connected with the upper end of the second lower rod 341 through the sixth shaft 46.

In this embodiment, the adjusting mechanisms are respectively disposed on the front and rear sides of the child bed, and a connecting rod 5 extending along the front and rear directions is further disposed between the adjusting mechanisms on the front and rear sides, and the front end and the rear end of the connecting rod 5 are respectively fixedly disposed on the same component of the adjusting mechanisms on the front and rear sides, so that the adjusting mechanisms on the front and rear sides can synchronously act, so that the child bed keeps a stable posture and moves in an up-down translational manner.

The connecting rod 5 may be provided with one or more, and when the connecting rod 5 is provided with a plurality of connecting rods, the connecting rods 5 are arranged in parallel. In this embodiment, two connecting rods 5 are provided, the front and rear ends of one connecting rod 5 are respectively disposed on the front and rear first upper supporting rods 31, and the front and rear ends of the other connecting rod 5 are respectively disposed on the front and rear second upper supporting rods 33.

The cot further comprises a locking mechanism by means of which the deck 2 can be locked in different height positions. The locking mechanism may be disposed between the bed plate 2 and the adjusting mechanism, or may be disposed between the bed body 1 and the adjusting mechanism, or the locking mechanism may be disposed inside the adjusting mechanism, for example, between the first upper stay 31 and the first lower stay 32 or between the second upper stay 33 and the second lower stay 34, or the locking mechanism may be disposed between the bed plate 2 and the bed body 1 to directly lock the positions of the two.

In the present embodiment, as shown in fig. 3 and 4, the lock mechanism is provided between the bed plate 2 and the first upper stay 31 and between the bed plate 2 and the second upper stay 33, respectively. The locking mechanism includes a lock pin 61 and a plurality of lock grooves 312a/332a matched with the lock pin 61, the lock pin 61 is slidably provided on the bed plate 2, and the lock grooves 312a/332a are provided on the first upper stay 31 and the second upper stay 33, respectively. In contrast, the lock pins 61 may be provided on the first upper stay 31 and the second upper stay 33, and the lock grooves 312a/332a may be provided on the bed plate 2. When the locking mechanism is in the locked state, the lock pin 61 is inserted in one of the lock grooves 312a/332 a. The locking pins 61 lock the bed deck 2 at different height positions when in the different locking grooves 312a/332 a. When the locking mechanism is in the unlocked state, the lock pin 61 is disengaged from all of the lock grooves 312a/332 a. In this embodiment, the lock pins 61 are slidably disposed on both sides of the bed plate 2, and the lock grooves 312a/332a are disposed on the first gear 312 and the second gear 332, respectively.

Each of the locking slots 312a/332a is connected through a passage 312b/332b, and when the locking mechanism is unlocked, the locking pin 61 is disengaged from the locking slot 312a/332a and enters the passage 312b/332 b. When the first upper stay 31 and the second upper stay 33 are rotated relative to the bed board 2, the lock pin 61 moves in the passage 312b/332b and relative to the passage 312b/332 b. The locking pin 61 can also enter each of the locking grooves 312a/332a from the passage 312b/332b, respectively, so that the locking mechanism is again in the locked state.

In this embodiment, one side of the locking slot 312a/332a has a blocking portion 312c/332c that isolates the locking slot 312a/332a from the channel 312b/332b, and the other side of the locking slot 312a/332a is sequentially connected to the channel 312b/332b, so that the locking mechanism is a one-way locking mechanism for restricting downward movement of the bed plate 2.

In this embodiment, the locking mechanism further includes a slider 62, the slider 62 is slidably disposed on the bed plate 2, and the lock pin 61 is fixedly disposed on the slider 62.

The locking mechanism further includes an elastic member 63, and the elastic force of the elastic member 63 is used to drive the lock pin 61 to move in the direction of inserting into the lock groove 312a/332 a. One end of the elastic member 63 is provided on the bed plate 2, and the other end of the elastic member 63 is provided on the slider 62.

The child bed further comprises an unlocking mechanism, when the height of the bed plate 2 is adjusted from a high position to a low position, the unlocking mechanism is operated to unlock the locking mechanism, and then the bed plate 2 can move downwards to adjust the height.

The unlocking mechanism includes an unlocking piece 71 slidably provided on a member of the slide setting lock pin 61, the unlocking piece 71 being fitted against the slider 62 by a slope, as shown in fig. 3 and 4.

Specifically, the opposite sides of the unlocking piece 71 are respectively provided with a first inclined plane 711, the sliding block 62 is provided with a second inclined plane 621 matched with the first inclined plane 711, and the first inclined planes 711 on the two sides of the unlocking piece 71 are respectively abutted against and matched with the second inclined planes 621 on the corresponding sides. Thus, when the unlocking member 71 is slid by the locking mechanism in the locked state, the sliders 62 on both sides can be driven to slide simultaneously, so that the locking mechanism provided between the bed plate 2 and the first upper stay 31 and the locking mechanism provided between the bed plate 2 and the second upper stay 33 are simultaneously unlocked, and the unlocking operation is simple.

In this embodiment, the unlocking member 71 is slidably disposed on the bed plate 2, and the sliding direction of the unlocking member 71 is perpendicular to the sliding direction of the slider 62.

The locking mechanisms are arranged on the front side and the rear side corresponding to the adjusting mechanisms, and the unlocking mechanisms can be arranged on the front side and the rear side corresponding to the locking mechanisms respectively, so that when the locking mechanisms on the front side and the rear side are unlocked, the unlocking mechanisms on the front side and the rear side are required to be operated respectively.

As shown in fig. 2, the unlocking mechanism may further include a traction cable 72, where two ends of the traction cable 72 are respectively disposed on the front and rear sliders 62 corresponding to each other. Thus, the unlocking mechanism can be arranged on one of the front side and the rear side, when the unlocking piece 71 is operated, the sliding blocks 62 arranged on the same side as the unlocking piece 71 are driven to slide, so that the sliding blocks 62 on the other side can be driven to synchronously slide through the traction rope 72, the locking mechanism on the other side is unlocked, and thus, only one unlocking piece 71 is operated to drive all the locking mechanisms to be unlocked simultaneously, so that the unlocking operation is more convenient.

The child bed is further provided with a guide structure for guiding the up-and-down motion of the bed board 2, the guide structure comprises a guide groove 21 arranged on the bed board 2, the bed body 1 comprises a plurality of rails 11 extending along the up-and-down direction, one rail 11 is arranged in the guide groove 21 in a penetrating manner, and the rails 11 and the guide groove 21 can be arranged in a relatively sliding manner along the length extending direction of the rails 11, so that the up-and-down motion of the bed board 2 is guided.

The child's bed also includes a bottom frame 8, the bottom frame 8 is arranged below the bed body 1, and the bottom frame 8 is used for supporting on the ground. The child bed further comprises a swinging device 9 arranged on the underframe 8, the bed body 1 is arranged on the swinging device 9, and the swinging device 9 can drive the bed body 1 to swing relative to the underframe 8. The wobbler 9 may be constructed in the prior art.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims

1. The utility model provides a crib, includes the bed body and can adjust height ground from top to bottom and set up the bed board in the bed body, its characterized in that: the adjustable bed comprises a bed body, and is characterized by further comprising an adjusting mechanism arranged between the lower part of the bed body and the bed plate and used for driving the bed plate to lift up and down, wherein the adjusting mechanism comprises a first supporting rod assembly and a second supporting rod assembly, the first supporting rod assembly comprises a first upper supporting rod and a first lower supporting rod, the upper end part of the first upper supporting rod is rotationally connected with the bed plate, the lower end part of the first lower supporting rod is rotationally connected with the lower part of the bed body, the lower end part of the first upper supporting rod is rotationally connected with the upper end part of the first lower supporting rod, the second supporting rod assembly comprises a second upper supporting rod and a second lower supporting rod, the upper end part of the second lower supporting rod is rotationally connected with the lower part of the bed body, and the lower end part of the second upper supporting rod is rotationally connected with the upper end part of the second lower supporting rod.

2. A child's bed according to claim 1, wherein: the first upper supporting rod comprises a first upper rod body and a first gear fixedly arranged at the upper end part of the first upper rod body, the second upper supporting rod comprises a second upper rod body and a second gear fixedly arranged at the upper end part of the second upper rod body, the first gear and the second gear are both rotationally connected with the bed board, the lower end part of the first upper rod body is rotationally connected with the upper end part of the first lower supporting rod, the lower end part of the second upper rod body is rotationally connected with the upper end part of the second lower supporting rod, the first gear is meshed with the second gear, and/or the first lower supporting rod comprises a first lower rod body and a third gear fixedly arranged at the lower end part of the first lower rod body, the second lower supporting rod comprises a second lower rod body and a fourth gear fixedly arranged at the lower end part of the second lower rod body, the third gear and the fourth gear are both rotationally connected with the lower part of the bed body, the upper end part of the first lower rod body is rotationally connected with the lower end part of the first lower supporting rod, and/or the first lower supporting rod is rotationally connected with the upper end part of the second lower supporting rod.

3. A child's bed according to claim 1, wherein: the child's bed further comprises a locking mechanism for locking the child's bed at different height positions, wherein the locking mechanism is arranged between the bed plate and the adjusting mechanism, or the locking mechanism is arranged between the bed body and the adjusting mechanism, or the locking mechanism is arranged between the first upper supporting rod and the first lower supporting rod, or the locking mechanism is arranged between the second upper supporting rod and the second lower supporting rod, or the locking mechanism is arranged between the bed plate and the bed body.

4. A child's bed according to claim 3, wherein: the locking mechanism is respectively arranged between the bed board and the first upper supporting rod, between the bed board and the second upper supporting rod, and comprises a lock pin and a plurality of lock grooves matched with the lock pin, wherein the lock pin can be slidably arranged on the bed board, the lock grooves are respectively arranged on the first upper supporting rod and the second upper supporting rod, or the lock pin is respectively arranged on the first upper supporting rod and the second upper supporting rod, the lock grooves are formed in the bed board, when the locking mechanism is in a locking state, the lock pin is inserted into one lock groove, and when the locking mechanism is in an unlocking state, the lock pin is separated from all the lock grooves.

5. A child's bed according to claim 4, wherein: and when the locking mechanism is unlocked, the first upper supporting rod and the second upper supporting rod rotate relative to the bed plate, and the lock pin is positioned in the channel and moves relative to the channel.

6. A child's bed according to claim 4, wherein: the child bed further comprises an unlocking mechanism for driving the locking mechanism to unlock, the unlocking mechanism comprises an unlocking piece which can be arranged on a part of the lock pin in a sliding mode, the locking mechanism further comprises a sliding block which can be arranged in a sliding mode, the lock pin is fixedly arranged on the sliding block, and the unlocking piece is matched with the sliding block in a propping mode through an inclined plane.

7. A child's bed according to claim 6, wherein: the adjusting mechanisms are respectively arranged on the front side and the rear side of the child bed, the locking mechanisms are arranged on the front side and the rear side corresponding to the adjusting mechanisms, and the unlocking mechanism further comprises traction ropes connected between the sliding blocks on the front side and the rear side so that the sliding blocks on the front side and the rear side can slide simultaneously.

8. A child's bed according to claim 3, wherein: the locking mechanism is a one-way locking mechanism for limiting the downward movement of the bed board.

9. A child's bed according to claim 1, wherein: the adjusting mechanisms are respectively arranged on the front side and the rear side of the child bed, one or more connecting rods extending along the front-rear direction are further arranged between the adjusting mechanisms on the front side and the rear side, and the front end part and the rear end part of each connecting rod are respectively and fixedly arranged on the same part of the adjusting mechanisms on the front side and the rear side.

10. A child's bed according to claim 1, wherein: the child bed further comprises a bottom frame arranged below the bed body and supported on the ground, and a swinging device arranged on the bottom frame and used for driving the bed body to swing relative to the bottom frame, wherein the bed body is arranged on the swinging device.