CN218791471U

CN218791471U - Game bed bottom foot folding structure

Info

Publication number: CN218791471U
Application number: CN202222968001.8U
Authority: CN
Inventors: 张磊; 易泽华; 黄勇; 曹中成
Original assignee: Anhui Coolbaby Science & Technology Development Corp
Current assignee: Anhui Coolbaby Science & Technology Development Corp
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-04-07
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a recreation bed footing is closed and is constructed relates to recreation bed technical field, articulate four connecting rods on the base including base and circumference, the connecting rod is kept away from the articulated adaptor of installing of one end of base, fixed the inserting is equipped with the stay tube on the adaptor, and four stay tubes are the rectangle and arrange to the top of stay tube articulates there are two handrails, connects through single line handrail joint between two arbitrary adjacent handrails. The utility model discloses a setting of dysmorphism piece one and dysmorphism piece two, when the recreation bed is in the expansion state, the second convex part on the dysmorphism piece two can support and press the first concave part on the dysmorphism piece one and order about a dysmorphism piece one and rotate certain angle, the rotation of dysmorphism piece one can drive the stay cord action, and then the stay cord can order about one-way handrail joint action, two handrails connected with it can be locked in the action of one-way handrail joint, also be about to two adjacent stay tube positions and lock, the holistic stability in use of recreation bed has been guaranteed.

Description

Game bed bottom foot folding structure

Technical Field

The utility model relates to a recreation bed technical field, concretely relates to recreation bed footing is closed and is constructed.

Background

The existing foldable portable crib has the functions of unfolding and containing, is folded by adopting a mechanical structure, becomes a compact baby product travel packaging bag after being folded, can contain a plurality of baby products or other articles, and is practical and convenient; however, after the baby play yard is unfolded, the baby play yard is generally supported by a connecting rod of the baby play yard, and the supporting performance is poor, or a locking mechanism is additionally arranged on the baby play yard, so that a user needs to manually lock the unfolded baby play yard, and the operation is inconvenient; therefore, we propose a bottom leg folding structure of game bed.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above technical problem, an object of the present invention is to provide a folding structure for the bottom of a playpen, which is used to solve the problem that the playpen in the prior art has poor self-supporting effect during the unfolding process or needs a user to manually operate a locking mechanism thereon to lock the playpen.

The purpose of the utility model can be realized by the following technical proposal:

a foot folding structure of a game bed comprises a base and four connecting rods which are circumferentially hinged on the base, wherein one ends, far away from the base, of the connecting rods are hinged with a switching piece, supporting tubes are fixedly inserted on the switching piece, the four supporting tubes are arranged in a rectangular mode, the tops of the supporting tubes are hinged with two handrails, and any two adjacent handrails are connected through a single-line handrail joint; a special-shaped block I is hinged in the adapter piece and provided with a first convex part and a first concave part, and a pull rope connected with the special-shaped block I is arranged on the single-line handrail joint; the base is hinged with a pressing rod, one end of the pressing rod, close to the first special-shaped block, is movably provided with a second special-shaped block, the second special-shaped block is provided with a second convex part and a second concave part, the second convex part is matched with the first concave part, and the second concave part is matched with the first convex part.

As a further aspect of the present invention: the pull rope is positioned inside the handrail and the supporting tube.

As a further aspect of the present invention: one end of the pull rope, which is far away from the handrail, is fixedly connected with a connecting ring, and the pull rope is fixedly arranged on the special-shaped block I through the connecting ring.

As a further aspect of the present invention: the single-line handrail joint comprises a supporting frame, the inner side wall of the supporting frame corresponds to the handrail position and is rotatably connected with an active joint wheel, the inner side wall of the supporting frame is close to the active joint wheel and is rotatably connected with a passive joint wheel, and a reset spring is connected to the middle position of the front surface of the active joint wheel.

As a further aspect of the present invention: the front surface of the driving joint wheel is provided with a spring groove corresponding to the position of the reset spring, one side of the front surface of the driving joint wheel is provided with a mounting groove, one end of the pull rope, far away from the connecting ring, is connected with a connecting block, and the connecting block is mounted at the position of the mounting groove on the driving joint wheel.

As a further aspect of the present invention: the outer side walls of the driving joint wheel and the driven joint wheel are mutually close to each other, clamping teeth are integrally formed on the outer side walls of the driving joint wheel and the driven joint wheel, and the clamping teeth on the outer side walls of the driving joint wheel and the driven joint wheel are mutually staggered and mutually embedded.

As a further aspect of the present invention: the back surfaces of the driving joint wheel and the driven joint wheel are respectively provided with an embedding groove, a connecting plate is arranged in the embedding grooves, the front surface of the connecting plate is provided with a limiting sliding groove corresponding to the position of the handrail, and the inner side of the back surface of the handrail corresponding to the limiting sliding groove is connected with a sliding column.

As a further aspect of the present invention: the bottom of adaptor is provided with the universal wheel.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the arrangement of the special-shaped block I and the special-shaped block II, when the game bed is in an unfolded state, the second convex part on the special-shaped block II can be abutted against the first concave part on the special-shaped block I and drive the special-shaped block I to rotate by a certain angle, the rotation of the special-shaped block I can drive the pull rope to act, and further the pull rope can drive the one-way handrail joint to act, the action of the one-way handrail joint can lock two handrails connected with the one-way handrail joint, and the positions of two adjacent supporting tubes are also locked, so that the use stability of the whole game bed is ensured; when the game bed is in a storage state, the first convex part on the first special-shaped block is pressed against the second concave part on the second special-shaped block, so that the game bed is convenient to store stably and use;

2. the lifting of the base of the baby game bed by a user when the baby game bed is folded enables the lifted base to pull the driving joint wheel at the middle position of the two handrails to rotate through the stay cord, and the driven joint wheel is driven to rotate through the latch on the outer side wall, so that the handrails can be automatically rotated and folded, and the return spring deformation caused during folding enables the baby game bed to be automatically unfolded under the action of the reset spring, so that the folding and unfolding operations of the game baby bed are more simple, convenient and time-saving.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the overall structure of the handrail of the present invention;

fig. 3 is an enlarged schematic view of B in fig. 2.

Fig. 4 is a schematic view of the overall structure of the driving joint wheel and the driven joint wheel of the present invention;

fig. 5 is a schematic view of the overall structure of the driving joint wheel and the driven joint wheel in the present invention;

FIG. 6 is a schematic view of the overall structure of the expanded part of the present invention;

FIG. 7 is an enlarged view of the structure at A in FIG. 6;

fig. 8 is a schematic view of the overall structure of the storage of the present invention;

fig. 9 is an enlarged schematic view of C in fig. 8.

In the figure: 1. a base; 2. a connecting rod; 3. an adapter; 4. supporting a tube; 5. a handrail; 6. pulling a rope; 7. a connecting ring; 8. a driving joint wheel; 9. a return spring; 10. a passive joint wheel; 11. a connecting plate; 12. clamping teeth; 13. a spring slot; 14. mounting grooves; 15. connecting blocks; 16. a first special-shaped block; 161. a first convex portion; 162. a first recess; 17. a pressing rod; 18. a second special-shaped block; 181. a second convex portion; 182. a second recess; 19. a single-line armrest joint; 20. a universal wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-9, a structure is closed to recreation bed footing, includes base 1, and the base 1 is all around evenly pressed from both sides and is had four connecting rods 2, and the one end clamp of keeping away from base 1 at connecting rod 2 has adaptor 3, and fixed mounting has stay tube 4 on adaptor 3, is provided with universal wheel 20 in the bottom of adaptor 3 simultaneously. Adaptor 3 wherein is prior art, and it sets up to: one end is hinged with the butt-joint rod 2, and the other end is provided with a through hole which is arranged upwards and is used for inserting the support tube 4. Because the four adapters 3 are all provided with the support tubes 4, the four support tubes 4 on the four adapters 3 are arranged in a rectangular shape, the tops of the support tubes 4 are hinged with the two handrails 5, the handrails 5 on the two adjacent support tubes 4 are connected through the single-line handrail joint 19, and the single-line handrail joint 19 is provided with the pull rope 6; a first special-shaped block 16 is hinged in the adapter 3, the first special-shaped block 16 is provided with a first convex part 161 and a first concave part 162, and the pull rope 6 is connected with the first special-shaped block 16; a pressing rod 17 is hinged to the base 1, a second special-shaped block 18 is movably mounted at one end, close to the first special-shaped block 16, of the pressing rod 17, the second special-shaped block 18 is provided with a second convex portion 181 and a second concave portion 182, the second convex portion 181 is matched with the first concave portion 162, and the second concave portion 182 is matched with the first convex portion 161. When the game bed is in the unfolding state shown in fig. 6, the four connecting rods 2 are also in the unfolding state, the position state between the second special-shaped block 18 and the first special-shaped block 16 is shown in fig. 7, in the state shown in fig. 7, the base 1 can be further moved downwards, the downward movement of the base 1 can drive the pressing rod 17 to rotate and drive the second special-shaped block 18 to move downwards, so that the second convex part 181 on the second special-shaped block 18 presses against the first concave part 162 on the first special-shaped block 16, in the process, the first special-shaped block 16 can be pressed and can rotate for a certain angle, the first special-shaped block 16 can drive the pull rope 6 to rotate in the rotating process, the rotation of the pull rope 6 can act on the single-line handrail joint 19, and then the single-line handrail joint 19 can lock the two handrails 5 connected with the single-line handrail joint 19, so that the whole unfolded game bed can keep a stable state; when the base 1 needs to be stored, the base 1 can be moved upward, so that the second protrusion 181 on the second special-shaped block 18 is moved out of the first recess 162 on the first special-shaped block 16, and after the base 1 is moved upward to the storage state, the first protrusion 161 of the first special-shaped block 16 is located on the second recess 182 on the second special-shaped block 18, the first special-shaped block 16 drives the pull rope 6 to return, the single-line handrail joint 19 releases the locking of the two handrails 5, namely, the locking between two adjacent support pipes 4, and the storage is facilitated, which can be shown in fig. 8 and 9.

As shown in fig. 2, in order to facilitate the operation of the pulling rope 6 and the protection of the pulling rope 6, the pulling rope 6 is arranged inside the handrail 5 and the supporting pipe 4, and on the basis of the above embodiment, a connecting ring 7 is fixedly connected to one end of the pulling rope 6 far away from the handrail 5, and the pulling rope 6 is fixedly arranged on a first special-shaped block 16 through the connecting ring 7.

As shown in fig. 2-5, for the above-mentioned single-line handrail joint 19, the single-line handrail joint 19 includes a supporting frame, an active joint wheel 8 is rotatably connected to the inner side wall of the supporting frame at a position corresponding to the handrail 5, a passive joint wheel 10 is rotatably connected to the inner side wall of the supporting frame at a position close to the active joint wheel 8, and a return spring 9 is connected to the middle position of the front surface of the active joint wheel 8. Specifically, a spring groove 13 is formed in the position, corresponding to the return spring 9, of the front surface of the driving joint wheel 8, a mounting groove 14 is formed in one side of the front surface of the driving joint wheel 8, one end, far away from the connecting ring 7, of the pull rope 6 is connected with a connecting block 15, and the connecting block 15 is mounted in the position of the mounting groove 14 on the driving joint wheel 8. Furthermore, the mutually close positions of the outer side walls of the driving joint wheel 8 and the driven joint wheel 10 are integrally formed with clamping teeth 12, and the clamping teeth 12 on the outer side walls of the driving joint wheel 8 and the driven joint wheel 10 are mutually staggered and mutually embedded. The active joint wheel 8 and the passive joint wheel 10 are provided with embedded grooves on the rear surfaces, a connecting plate 11 is arranged in each embedded groove, the front surface of the connecting plate 11 is provided with a limiting sliding groove corresponding to the position of the handrail 5, and the rear surface of the handrail 5 is connected with a sliding column corresponding to the inner side of the limiting sliding groove.

The specific actions are as follows: the user is when carrying out the folding operation of baby's recreation bed, the rotation in-process is through stay cord 6 traction initiative joint wheel 8 around connecting the pivot on braced frame and carry out the rotation of certain angle, the rotation in-process causes deformation to reset spring 9, initiative joint wheel 8 rotates the mutual gomphosis of latch 12 on the in-process through latch 12 on the lateral wall and passive joint wheel 10, it carries out the rotation of opposite direction to drive passive joint wheel 10, follow initiative joint wheel 8 and restrict the activity of 5 one ends of handrail 5 with passive joint wheel 10 pivoted connecting plate 11, reset spring 9 resets when baby's recreation bed expandes, can drive handrail 5 and initiatively expand. That is, the lifting of the base 1 by the user when the playpen is folded enables the lifted base 1 to pull the active joint wheel 8 at the middle position of the two armrests 5 to rotate through the pull rope 6, and the latch 12 on the outer side wall drives the passive joint wheel 10 to rotate, so that the automatic rotation folding of the armrests 5 is realized, the return spring 9 caused during the folding is deformed, when the playpen is unfolded, the armrests 5 can be automatically unfolded under the reset action of the return spring 9, and meanwhile, the position between the two armrests 5 can be locked, so that the folding and unfolding operations of the playpen are simpler and more convenient, and the time is saved.

The utility model discloses a theory of operation: when the game bed is used, the game bed is in a storage state as shown in fig. 8 in an initial state, in this state, the base 1 can be moved downward, under the action of downward movement of the base 1, the four connecting rods 2 can be driven to unfold the four support tubes 4, that is, the four support tubes 4 are arranged in a rectangular shape after being unfolded, in this process, the downward movement of the base 1 can drive the pressing rod 17 to move downward and rotate, at this time, the first convex part 161 of the special-shaped block I16 on the adapter 3 can be moved out of the second concave part 182 on the special-shaped block II 18, and when the game bed is unfolded to be in a state shown in fig. 7, the base 1 can be further moved downward, and then the second convex part 181 on the special-shaped block II 18 can be pressed into the first concave part 162 on the special-shaped block I16, that is, a certain angle of rotation of the special-shaped block I16 can occur, the rotation of the special-shaped block I16 can drive the pull rope 6, and then the pull rope 6 can drive the single-line handrail joint 19 to act, and the action can lock the two handrails 5 connected with the two handrails 5, so as to ensure the connection stability between the two adjacent handrails 4; further, the unfolded game bed can be locked, and the game bed is stable in the whole process of moving or using the game bed.

Although an embodiment of the present invention has been described in detail, the description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention. The equivalent changes and improvements made according to the application scope of the present invention should be still included in the patent coverage of the present invention.

Claims

1. A bottom foot folding structure of a game bed is characterized by comprising a base (1) and four connecting rods (2) which are hinged to the base (1) in the circumferential direction, wherein one ends, far away from the base (1), of the connecting rods (2) are hinged to connectors (3), supporting tubes (4) are fixedly inserted in the connectors (3), the four supporting tubes (4) are arranged in a rectangular shape, the tops of the supporting tubes (4) are hinged to two handrails (5), and any two adjacent handrails (5) are connected through a single-line handrail joint (19); a first special-shaped block (16) is hinged in the adapter (3), the first special-shaped block (16) is provided with a first convex part (161) and a first concave part (162), and a pull rope (6) connected with the first special-shaped block (16) is arranged on the single-line handrail joint (19); a pressing rod (17) is hinged to the base (1), a second special-shaped block (18) is movably mounted at one end, close to the first special-shaped block (16), of the pressing rod (17), the second special-shaped block (18) is provided with a second convex portion (181) and a second concave portion (182), the second convex portion (181) is matched with the first concave portion (162), and the second concave portion (182) is matched with the first convex portion (161).

2. A playyard foot folding structure as claimed in claim 1, wherein said drawstring (6) is located inside the armrests (5) and the support tube (4).

3. A foot folding structure of a game bed according to claim 2, characterized in that one end of the pull rope (6) far away from the armrest (5) is fixedly connected with a connecting ring (7), and the pull rope (6) is fixedly arranged on the first special-shaped block (16) through the connecting ring (7).

4. The foot folding structure of the game bed according to claim 3, wherein the single-line handrail joint (19) comprises a supporting frame, an active joint wheel (8) is rotatably connected to the inner side wall of the supporting frame at a position corresponding to the handrail (5), a passive joint wheel (10) is rotatably connected to the inner side wall of the supporting frame at a position close to the active joint wheel (8), and a return spring (9) is connected to the middle position of the front surface of the active joint wheel (8).

5. The foot folding structure of the game bed as claimed in claim 4, wherein a spring groove (13) is formed on the front surface of the active joint wheel (8) at a position corresponding to the return spring (9), a mounting groove (14) is formed on one side of the front surface of the active joint wheel (8), a connecting block (15) is connected to one end of the pull rope (6) far away from the connecting ring (7), and the connecting block (15) is mounted on the active joint wheel (8) at the position of the mounting groove (14).

6. The foot folding structure of the game bed as claimed in claim 5, wherein the latch (12) is integrally formed on the outer side wall of the active joint wheel (8) and the outer side wall of the passive joint wheel (10) at the position close to each other, and the latch (12) on the outer side wall of the active joint wheel (8) and the outer side wall of the passive joint wheel (10) are mutually staggered and embedded.

7. The folding structure of the feet of the game bed as claimed in claim 6, wherein the active joint wheel (8) and the passive joint wheel (10) are provided with engaging grooves on the rear surfaces thereof, the engaging grooves are internally provided with connecting plates (11), the front surfaces of the connecting plates (11) are provided with limiting sliding grooves corresponding to the positions of the armrests (5), and the rear surfaces of the armrests (5) are connected with sliding columns corresponding to the inner sides of the limiting sliding grooves.

8. A collapsible structure of a foot of a game bed according to claim 7, characterized in that the bottom of the adapter (3) is provided with universal wheels (20).