CN219088807U - Folding bed - Google Patents

Abstract

Embodiments of the present utility model provide a folding bed comprising: a bottom folding bar set (1); the base (5) is arranged at two ends of the bottom folding rod group (1), a rotating body (11) is arranged in at least one base (5), and the rotating body (11) is connected to the end part of the bottom folding rod group (1) and can rotate along with the folding of the bottom folding rod group (1); the driving unlocking piece is connected to the rotating body (11) at one end, and connected to the top folding rod group (6) above at the other end, and is used for pulling to the rotating body (11) to move so as to unlock the top folding rod group (6) when the rotating body (11) rotates. In the process that the bottom folding rod group rotates relative to the base, the rotator rotates along with the bottom folding rod group to pull and drive the unlocking piece to unlock and fold the top folding rod group, so that the folding bed is completely unlocked, folded and folded, and is simple to operate, and the folding is efficient and reliable.

Description

Folding bed

Technical Field

The utility model relates to the technical field of cribs, in particular to a folding bed.

Background

The inventor researches that the existing baby folding bed is generally provided with a locking mechanism, and the locking mechanism is in a locking state in the unfolded state of the baby folding bed, so that the baby folding bed can stably keep the unfolded state, however, when a user needs to fold or fold the baby folding bed, the user needs to unlock the locking mechanism first, and even needs to unlock a plurality of components, such as unlocking of a bottom connecting rod and unlocking of a top connecting rod, refolding of the connecting rod and folding of the baby folding bed, the operation is more troublesome, and the folding efficiency is not high.

Disclosure of Invention

The utility model aims to solve the technical problems that: the existing folding bed is troublesome to operate and has low folding efficiency.

In order to solve the above technical problems, the present utility model provides a folding bed, including:

a bottom folding bar set;

the base is arranged at two ends of the bottom folding rod group, a rotator is arranged in at least one base, and the rotator is connected to the end part of the bottom folding rod group and can rotate along with the folding of the bottom folding rod group;

and one end of the driving unlocking piece is connected to the rotating body, and the other end of the driving unlocking piece is connected to the upper top folding rod group and used for being pulled to the rotating body to unlock the top folding rod group when the rotating body rotates.

In one embodiment, the driving unlocking member includes a pulling rope, one end of the pulling rope is wound to the circumferential surface of the rotating body, and the other end of the pulling rope is connected to a zipper mechanism of the top folding rod group, and the zipper mechanism is used for automatically locking the top folding rod group and can be unlocked under the action of the pulling rope.

In one embodiment, the pull rope is arranged in the vertical rod, and two ends of the vertical rod are respectively connected with the base and the top folding rod group.

In one embodiment, the base is provided with a channel, and the pull rope passes through the channel, the upright rod and the top folding rod group and is connected to the zipper mechanism.

In one embodiment, the top folding bar set includes two top links;

the zipper mechanism comprises a lock seat and a second lock tongue, wherein the lock seat is connected to one top connecting rod, a second lock hole is formed in the lock seat, the second lock tongue is connected to the other top connecting rod and connected to the pull rope, and the second lock tongue is inserted into the second lock hole; the pull rope is used for pulling the second lock tongue to be separated from the second lock hole when being stressed.

In one embodiment, the folding device further comprises a lifting unlocking mechanism, the lifting unlocking mechanism is installed on the bottom folding rod set, the lifting unlocking mechanism is used for locking the bottom folding rod set, the bottom folding rod set can be unlocked by rotating the lifting unlocking mechanism, and the bottom folding rod set can be driven to be folded by lifting the lifting unlocking mechanism.

In one embodiment, the bottom folding rod set comprises a middle folding rod set and two side folding rod sets, the middle folding rod set is positioned between the two side folding rod sets, two ends of the side folding rod sets are respectively connected with a base, two bases positioned on the same side of the two side folding rod sets are respectively connected with each other through bottom edge rods, and the middle folding rod set is connected between the two bottom edge rods; the lifting unlocking mechanism is arranged on the middle folding rod group.

In one embodiment, the lifting unlocking mechanism comprises a first base, a pull ring, a rotating shaft, a first lock tongue and a bottom middle rod, wherein the bottom folding rod group is rotatably connected to the first base, the rotating shaft is rotatably arranged in the first base, the pull ring is connected to the top of the rotating shaft and is positioned at the top of the first base, and a first lock hole is formed in the rotating shaft;

the first lock tongue is connected to one end of the bottom center rod and can move along the length direction of the bottom center rod, and the other end of the bottom center rod is connected to the edge folding rod group;

the first lock tongue is provided with a through hole, the lifting unlocking mechanism further comprises a second base, a locking guide rod and a connecting rod, two sides of the second base are hinged to the two folding rods of the bottom folding rod group through the connecting rod respectively, the locking guide rod is vertically arranged on the second base, the upper end of the locking guide rod is inserted into a guide channel of the first base along the length direction, the first lock tongue is sleeved on the locking guide rod through the through hole, a locking block is arranged on the hole wall of the through hole, and the locking block and the lock tongue are respectively positioned on two sides of the locking guide rod; in a locking state, the first lock tongue is inserted into the first lock hole, and the locking block is inserted into a locking groove on the surface of the locking guide rod body;

when the lock is unlocked, the rotating shaft is rotated through the pull ring, the first lock tongue can be driven to move in the direction away from the rotating shaft, and the lock block is separated from the lock groove to release the mutual locking of the lock block and the lock groove, so that the pull ring can drive the rotating shaft, the first base and the bottom middle rod to slide upwards relative to the locking guide rod to fold the bottom folding rod group.

In one embodiment, the lifting unlocking mechanism further comprises a second torsion spring, wherein the second torsion spring is installed on the first base and arranged on the rotating shaft of the pull ring, and the second torsion spring is used for driving the pull ring to keep a preset included angle with the first base.

In one embodiment, the maximum length of the first lock tongue inserted into the first lock hole is greater than or equal to the maximum length of the lock block inserted into the lock groove.

In one embodiment, when the lock is unlocked, the rotating shaft rotates, so that the lateral edge of the first lock hole and the driving inclined plane of the front end part of the first lock tongue relatively slide, thereby driving the first lock tongue to move in a direction away from the rotating shaft and enabling the locking block to be separated from the locking groove.

The folding bed comprises a bottom folding rod set, wherein a lifting unlocking mechanism is arranged on the bottom folding rod set; the lifting unlocking mechanism is used for locking the bottom folding rod group, and the lifting unlocking mechanism can drive the bottom folding rod group to fold;

the lifting unlocking mechanism comprises a first base, a pull ring is arranged at the top of the first base, the pull ring is hinged to the top of the rotating shaft through a rotating shaft, a second torsion spring is arranged on the rotating shaft sleeve, and the second torsion spring is used for driving the pull ring to keep a preset included angle with the first base.

The folding bed provided by the utility model has the beneficial effects that:

the user can unlock the bottom folding rod group by rotating the lifting unlocking mechanism by hand, and then the bottom folding rod group can be driven to fold by lifting the lifting unlocking mechanism. When the bottom folding rod group rotates, the rotating body rotates along with the bottom folding rod group to pull the driving unlocking piece to move towards the rotating body, so that the top folding rod group is folded, and the folding bed is completely unlocked and folded. The operation is simple and quick, the driving force generated by the rotation of the bottom folding rod group can be efficiently and reliably converted to be used for driving the unlocking of the top folding rod group, and the unlocking and the folding are efficient and reliable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related 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 folding bed according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a folding bed according to an embodiment of the present utility model after a first base is hidden;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic view of the folding bed of FIG. 1 from another perspective;

FIG. 5 is an enlarged view of part B of FIG. 4;

FIG. 6 is a schematic view of the folding bed of FIG. 1 from another perspective;

FIG. 7 is an enlarged view of part C of FIG. 6;

FIG. 8 is a schematic view of a structure of a hidden part of a folding bed according to an embodiment of the present utility model;

FIG. 9 is an enlarged view of portion D of FIG. 8;

FIG. 10 is a schematic view of the folding bed of FIG. 1 after the first base is hidden when the folding bed is folded in half;

FIG. 11 is an enlarged view of portion E of FIG. 10;

FIG. 12 is a front view of FIG. 10 (including a first base);

fig. 13 is an enlarged view of a portion F in fig. 12.

Icon: 100-folding bed;

1-a bottom folding bar set;

2-a middle folding bar set;

3-an edge folding bar set;

4-standing a pole;

5-a base; 51-channel;

6-top folding bar set; 61-top link;

7-lifting the unlocking mechanism; 71-a first base; 72-groove; 73-pull ring; 74-rotating shaft; 75-a first keyhole; 76—a first torsion spring; 77-a first bolt; 78-through holes; 781-locking pieces; 79-bottom center bar;

80-a second torsion spring; 81-a second base; 82-locking a guide bar; 821-locking groove; 83-connecting rod;

9-a zipper mechanism; 91-a lock base; 92-a second lock hole; 93-a second bolt;

10-pulling ropes; 11-a rotor; 1-1-bottom side bar.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, if the terms "upper", "lower", "inner", "outer", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus it should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.

It should be noted that the features of the embodiments of the present utility model may be combined with each other without conflict.

Referring to fig. 1-2, the present embodiment provides a folding bed 100, the folding bed 100 including a bottom folding bar set 1;

the base 5 is arranged at two ends of the bottom folding rod group 1, a rotator 11 is arranged in at least one base 5, and the rotator 11 is connected to the end part of the bottom folding rod group 1 and can rotate along with the folding of the bottom folding rod group 1;

and one end of the driving unlocking piece is connected to the rotating body 11, and the other end of the driving unlocking piece is connected to the upper top folding rod group 6 and is used for pulling the driving unlocking piece to move towards the rotating body 11 to unlock the top folding rod group 6 when the rotating body 11 rotates.

Specifically, when the bottom folding rod set 1 rotates, the rotator 11 rotates along with the bottom folding rod set 1 to pull the driving unlocking piece to the rotator 11, so as to unlock the top folding rod set 6, and fold the top folding rod set 6, so that the folding bed 100 is completely unlocked, folded and folded, and the operation is simple and quick, the driving force generated by the rotation of the bottom folding rod set 1 can be converted into the driving force for driving the top folding rod set 6 to unlock, and the unlocking and folding are efficient and reliable.

Referring to fig. 8, 9 and 13, in some embodiments, the driving unlocking member includes a pulling rope 10, one end of the pulling rope 10 is wound around a circumferential surface of the rotating body 11, the other end is connected to a zipper mechanism 9 of the top folding bar set 6, and the zipper mechanism 9 is used for automatically locking the top folding bar set 6 and can be unlocked by the pulling rope 10.

In particular, the zipper mechanism 9 may automatically lock the top folding bar set 6. When the bottom folding rod group 1 rotates relative to the base 5, the rotator 11 rotates along with the bottom folding rod group 1, so that the pull rope is wound and pulled to move towards the rotator 11, and the zipper mechanism 9 is pulled, so that unlocking of the top folding rod group 6 is realized, and the top folding rod group 6 can be driven to fold downwards freely after unlocking. The design structure of stay cord is succinct and with low costs, can be high-efficient with the drive power conversion that bottom folding pole group 1 rotated and produce be used for driving top folding pole group 6 unblock.

Referring to fig. 5, in some embodiments, the pull rope 10 is built in the upright 4, and two ends of the upright 4 are respectively connected to the base 5 and the top folding bar set 6.

Specifically, the base 5 is disposed at the junction of the bottom folding rod set 1 and the upright rod 4, and the top folding rod set 6 is connected to the top of the upright rod 4. The stay cord is built-in pole setting 4, can guarantee overall structure succinct, and protection stay cord avoids exposing and takes place the winding damage in the outside simultaneously.

Referring to fig. 1, in some embodiments, the folding device further comprises a lifting unlocking mechanism 7, wherein the lifting unlocking mechanism 7 is installed on the bottom folding bar set 1, and the lifting unlocking mechanism 7 is used for locking the bottom folding bar set 1; the bottom folding rod group 1 can be unlocked by rotating the lifting unlocking mechanism 7, and the bottom folding rod group 1 can be driven to be folded by lifting the lifting unlocking mechanism 7.

Specifically, the lifting unlocking mechanism 7 can lock the bottom folding rod group 1 when the bed body is unfolded; when folding is needed, the lifting unlocking mechanism 7 is rotated to unlock the bottom folding rod group 1, and then the lifting unlocking mechanism 7 is lifted to drive the bottom folding rod group 1 to fold. The bed body can be locked through the lifting unlocking mechanism 7, and can be unlocked and folded through simple rotation and lifting operation, so that the operation is extremely simple and efficient.

Referring to fig. 1 and 2, the bottom folding bar set 1 includes a middle folding bar set 2 and two side folding bar sets 3, the middle folding bar set 2 is located between the two side folding bar sets 3, two ends of the side folding bar sets 3 are respectively connected with a base 5, two bases 5 located at the same side of the two side folding bar sets 3 are respectively connected with each other through bottom side bars 1-1, the middle folding bar set 2 is connected between the two bottom side bars 1-1, and a lifting unlocking mechanism 7 is installed on the middle folding bar set 2. In this way, the lifting unlocking mechanism 7 is installed at the central position of the bottom of the folding bed 100, so that the possibility that a foreign object accidentally touches the lifting unlocking mechanism 7 can be reduced, and the safety of the folding bed 100 is improved. And the bottom structure of the bottom folding rod group 1 is firmer, so that the structural strength of the folding bed during unfolding can be ensured.

Referring to fig. 1 to 3, the lift unlocking mechanism 7 includes a first base 71, a pull ring 73, a rotating shaft 74, a first torsion spring 76, a first lock tongue 77, a first return spring (not shown), a bottom middle rod 79 and a second torsion spring 80, the bottom folding rod set 1 is rotatably connected to the first base 71, the rotating shaft 74 is vertically and rotatably disposed in the first base 71 around an axis, and the pull ring 73 is connected to the top of the rotating shaft 74 and is located at the top of the first base 71; the rotating shaft 74 is provided with a first lock hole 75, a first torsion spring 76 is arranged in the first base 71 and sleeved on the rotating shaft 74, and the first torsion spring 76 is used for driving the rotating shaft 74 to reset;

the first latch 77 is connected to one end of the bottom center rod 79 by a first return spring, and the first latch 77 is inserted into the bottom center rod 79 and movable in the longitudinal direction of the bottom center rod 79. Thus, the first locking tongue 77 is not easily touched by a foreign object to be unlocked accidentally. And, when the first lock tongue 77 is driven to move in a direction away from the rotating shaft 74, the first return spring can reversely apply force to the first lock tongue 77 to make the first lock tongue 77 prop against the rotating shaft 74, so that the first lock tongue 77 is prevented from being separated from the rotating shaft too far due to too large pushing distance of the rotating shaft 74, and further cannot be inserted into the first lock hole 75 and reset when re-locking is needed.

One end of the bottom center bar 79 is connected to the first base 71, and the other end of the bottom center bar 79 is connected to the side folding bar set 3.

The first lock tongue 77 is provided with a through hole 78, the lifting unlocking mechanism 7 further comprises a second base 81, a locking guide rod 82 and a connecting rod 83, two sides of the second base 81 are hinged to two folding rods of the middle folding rod group 2 through the connecting rod 83, and the folding rods are hinged with the first base 71; the locking guide rod 82 is vertically installed on the second base 81, the upper end of the locking guide rod 82 is inserted into the guide channel at the lower part of the first base 71 along the length direction, the first lock tongue 77 is sleeved on the locking guide rod 82 through the through hole 78, the wall of the through hole 78 is provided with a locking block 781, and the locking block 781 and the first lock tongue 77 are respectively positioned at two sides of the rod body of the locking guide rod 82; in the locked state, the first locking tongue 77 is inserted into the first locking hole 75, and the locking piece is inserted into the locking groove 821 of the rod body surface of the locking guide rod 82.

When unlocking, the rotating shaft 74 is rotated by the pull ring 73, the lateral edge of the first lock hole 75 can push the first lock tongue 77 to move away from the rotating shaft 74 through the relative sliding of the driving inclined plane 771 at the front end part of the first lock tongue 77 (even the first lock tongue 77 can slide out of the first lock hole 75 on the rotating shaft 74 when the rotating angle of the rotating shaft 74 is large), the locking block 781 is disengaged from the locking groove 821, the mutual locking of the locking block 781 and the locking groove 821 is released, and the bottom folding rod set 1 can be folded: when the folding operation is performed, the pull ring 73 is pulled upwards, so that the rotating shaft 74, the first base 71 and the bottom middle rod 79 can be driven to slide upwards relative to the locking guide rod 82, and the whole bottom folding rod group 1 is folded.

The locking groove 821 of the locking guide rod 82 of the present embodiment cooperates with the locking block 781 on the wall of the through hole 78 to lock the locking guide rod 82, the bottom middle rod 79 and the first base 71 with each other; the connecting rods 83 on two sides are symmetrically arranged on two sides of the locking guide rod 82, synchronous rotation and rotation angles are consistent during folding, and the locking guide rod 82 is matched with a guide channel on the lower portion of the first base 71, so that symmetrical rotation of two folding rods of the middle folding rod group 2 can be guaranteed, the whole folding bed is guaranteed to be right and left, and inclined dumping is prevented during folding.

Thus, the lifting unlocking mechanism 7 has the advantages of simple structure, reliable transmission, difficult occurrence of clamping stagnation, simple operation form, and the operation of unlocking and folding the folding bed 100 can be completed by rotating the lifting ring 73 with one hand by a user.

Wherein, the maximum length of the first lock tongue 77 inserted into the first lock hole 75 is greater than or equal to the maximum length of the lock block 781 inserted into the lock groove 821. The stroke of the first lock tongue 77 can be ensured to be greater than or equal to the stroke of the locking piece 781, and when the first lock tongue 77 is pushed to move in a direction away from the rotating shaft 74, a sufficient distance can be provided to enable the locking piece 781 to be separated from the locking groove 821, so that the mutual locking between the locking piece 781 and the locking groove 821 is released.

The length of the aperture of the through hole 78 along the length direction of the first lock tongue 77 minus the diameter of the locking guide rod 82 is equal to or greater than the maximum length of the first lock tongue 77 inserted into the first lock hole 75. When the first locking tongue 77 is pushed to move away from the rotating shaft 74, a sufficient space is ensured between the through hole 78 and the locking guide rod 82 for the first locking tongue 77 to move, so that a sufficient space is also available for the locking piece 781 to be disengaged from the locking groove 821 and unlocked.

In some embodiments, the pull ring 73 is hinged on the top of the rotating shaft 74 through the rotating shaft, the second torsion spring 80 is sleeved on the rotating shaft, one end of the second torsion spring 80 is connected to the surface of the rotating shaft, the other end of the second torsion spring is connected to the first base 71, and the second torsion spring 80 is used for driving the pull ring 73 to keep a preset included angle with the first base 71. Specifically, the elasticity of the second torsion spring can enable the pull ring 73 and the first base 71 to form a certain included angle, namely, the pull ring is erected on the surface of the first base 71, so that the distance that an operator stretches hands downwards from the upper direction to operate the pull ring 73 can be shortened, the problem that short personnel are difficult to touch the pull ring 73 from the upper direction when the operator is attached to the top surface of the first base 71 is avoided, and the use experience is better.

In addition, in other embodiments, the top surface of the first base 71 has a groove 72 (see fig. 1), and a second torsion spring 80 may be disposed to drive the pull ring 73 into the groove 72, and the groove 72 may be used to accommodate the pull ring 73. Thus, after the user releases the tab 73, the tab 73 automatically resets into the recess 72 under the influence of the second torsion spring 80.

Referring to fig. 6 and 7, the base 5 is provided with a passage 51, and the pull cord 10 passes through the passage 51, the upright 4 and the top folding bar set 6 and is connected to the zipper mechanism 9. In this way, the pull rope 10 is prevented from being exposed outside, and the pull rope 10 is prevented from being pulled by foreign objects accidentally, so that the zipper mechanism 9 is prevented from being unlocked accidentally.

Referring to fig. 8 and 9, the top folding bar set 6 includes two top links 61; the zipper mechanism 9 includes a lock base 91, a second lock tongue 93 and a second return spring (not shown in the drawings), the lock base 91 is connected to one top link 61, a second lock hole 92 is formed in the lock base 91, the second lock tongue 93 is connected to the other top link 61 and to the pull cord 10, and the second lock tongue 93 is inserted into the top link 61. Thus, the second lock tongue 93 is not easily touched by a foreign object and is accidentally unlocked.

The pull rope 10 is used for pulling the second lock tongue 93 to separate from the second lock hole 92 when being stressed, two ends of the second return spring are respectively connected to the second lock tongue 93 and the top connecting rod 61, and the second return spring is used for driving the second lock tongue 93 to insert into the second lock hole 92. Thus, the zipper mechanism 9 has the advantages of simple structure, reliable transmission and difficult occurrence of clamping stagnation.

The working process of the folding bed 100 provided in this embodiment:

1. unlocking and folding: referring to fig. 10, a user rotates the lifting unlocking mechanism 7 by hand to unlock the bottom folding rod set 1, then lifts the lifting unlocking mechanism 7 to drive the bottom folding rod set 1 to fold, and in the process that the bottom folding rod set 1 rotates relative to the base 5, the rotator 11 rotates along with the bottom folding rod set 1 to pull the pull rope 10 to unlock the zipper mechanism 9, so that the top folding rod set 6 is folded, thereby realizing comprehensive unlocking, folding and folding of the folding bed 100, and having simple operation and high folding efficiency.

2. The unfolding process comprises the following steps: the user moves the pole setting 4 of relative both sides to the direction of keeping away from, can drive top folding pole group 6 and bottom folding pole group 1 and expand, and when top folding pole group 6 and bottom folding pole group 1 were expanded completely, locking piece 781 on the bottom folding pole group 1 can insert the locked groove 821 voluntarily, realizes the locking to the removal of bottom folding pole group 1, and second spring bolt 93 on the top folding pole group 6 can insert second lockhole 92 voluntarily, realizes the locking to top folding pole group 6.

The folding bed 100 provided in this embodiment has the following advantages:

1. the user can unlock the bottom folding rod set 1 by rotating the lifting unlocking mechanism 7 by hand, and then the lifting unlocking mechanism 7 can drive the bottom folding rod set 1 to fold. In the process that the bottom folding rod group 1 rotates relative to the base 5, the rotator 11 rotates along with the bottom folding rod group 1 to pull the pull rope 10 to unlock the zipper mechanism 9, so that the top folding rod group 6 is folded, and the overall unlocking, folding and gathering of the folding bed 100 are realized, the operation is simple and quick, the driving force generated by the rotation of the bottom folding rod group 1 can be effectively and reliably converted to drive the top folding rod group 6 to unlock, and the unlocking and gathering are efficient and reliable;

2. the lifting unlocking mechanism 7 and the zipper mechanism 9 are simple in structural form, reliable in transmission and not easy to cause clamping stagnation.

The present utility model is not limited to the above embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (12)

1. A folding bed, characterized in that it comprises:

a bottom folding bar set (1);

the base (5) is arranged at two ends of the bottom folding rod group (1), a rotating body (11) is arranged in at least one base (5), and the rotating body (11) is connected to the end part of the bottom folding rod group (1) and can rotate along with the folding of the bottom folding rod group (1);

the driving unlocking piece, one end of the driving unlocking piece is connected to the rotating body (11), the other end of the driving unlocking piece is connected to the top folding rod group (6) above, and the driving unlocking piece is used for pulling to the rotating body (11) to move so as to unlock the top folding rod group (6) when the rotating body (11) rotates.

2. A folding bed according to claim 1, characterized in that the driving unlocking member comprises a pulling rope (10), one end of the pulling rope (10) is wound to the circumferential surface of the rotating body (11), the other end is connected to a zipper mechanism (9) of the top folding bar set (6), and the zipper mechanism (9) is used for automatically locking the top folding bar set (6) and can be unlocked under the action of the pulling rope (10).

3. A folding bed according to claim 2, characterized in that the pull cord (10) is built in a pole (4), both ends of the pole (4) being connected to the base (5) and the top folding pole group (6), respectively.

4. A folding bed according to claim 3, characterized in that the base (5) is provided with a channel (51), the pull cord (10) passing through the channel (51), the upright (4) and the top folding bar set (6), being connected to the zip-lock mechanism (9).

5. A folding bed according to claim 2, characterized in that the top folding bar set (6) comprises two top links (61);

the zipper mechanism (9) comprises a lock seat (91) and a second lock tongue (93), wherein the lock seat (91) is connected to one top connecting rod (61), a second lock hole (92) is formed in the lock seat (91), the second lock tongue (93) is connected to the other top connecting rod (61) and is connected to the pull rope (10), and the second lock tongue (93) is inserted into the second lock hole (92); the stay cord (10) is used for pulling the second lock tongue (93) to be separated from the second lock hole (92) when being stressed.

6. The folding bed according to claim 1, further comprising a lifting unlocking mechanism (7), wherein the lifting unlocking mechanism (7) is installed on the bottom folding rod set (1), the lifting unlocking mechanism (7) is used for locking the bottom folding rod set (1), the bottom folding rod set (1) can be unlocked by rotating the lifting unlocking mechanism (7), and the bottom folding rod set (1) can be driven to fold by lifting the lifting unlocking mechanism (7).

7. The folding bed according to claim 6, wherein the bottom folding bar set (1) comprises a middle folding bar set (2) and two side folding bar sets (3), the middle folding bar set (2) is located between the two side folding bar sets (3), two ends of the side folding bar sets (3) are respectively connected with one base (5), two bases (5) located on the same side of the two side folding bar sets (3) are respectively connected with each other through a bottom edge bar (1-1), and the middle folding bar set (2) is connected between the two bottom edge bars (1-1); the lifting unlocking mechanism (7) is arranged on the middle folding rod group (2).

8. The folding bed according to claim 6, wherein the lifting unlocking mechanism (7) comprises a first base (71), a pull ring (73), a rotating shaft (74), a first lock tongue (77) and a bottom middle rod (79), the bottom folding rod group (1) is rotatably connected to the first base (71), the rotating shaft (74) is rotatably arranged in the first base (71), the pull ring (73) is connected to the top of the rotating shaft (74) and is positioned at the top of the first base (71), and a first lock hole (75) is formed in the rotating shaft (74);

the first lock tongue (77) is connected to one end of the bottom center rod (79) and can move along the length direction of the bottom center rod (79), and the other end of the bottom center rod (79) is connected to the edge folding rod group (3);

the first lock tongue (77) is provided with a through hole (78), the lifting unlocking mechanism (7) further comprises a second base (81), a locking guide rod (82) and a connecting rod (83), two sides of the second base (81) are hinged to two folding rods of the bottom folding rod group (1) through the connecting rod (83) respectively, the locking guide rod (82) is vertically arranged on the second base (81), the upper end of the locking guide rod (82) is inserted into a guide channel of the first base (71) along the length direction, the first lock tongue (77) is sleeved on the locking guide rod (82) through the through hole (78), a locking block (781) is arranged on the wall of the through hole (78), and the locking block and the lock tongue are respectively positioned at two sides of the locking guide rod (82); in a locking state, the first lock tongue (77) is inserted into the first lock hole (75), and the locking piece is inserted into a locking groove (821) on the rod body surface of the locking guide rod (82);

when the lock is unlocked, the rotating shaft (74) is rotated through the pull ring (73), the first lock tongue (77) can be driven to move in a direction away from the rotating shaft (74), the lock block (781) is separated from the lock groove (821) to release the mutual locking of the lock block (781) and the lock groove (821), and accordingly the pull ring can drive the rotating shaft (74), the first base (71) and the bottom middle rod (79) to slide upwards relative to the locking guide rod (82) to fold the bottom folding rod group (1).

9. The folding bed according to claim 8, characterized in that the lifting and unlocking mechanism (7) further comprises a second torsion spring (80), wherein the second torsion spring (80) is mounted on the first base (71) and is arranged on the rotating shaft of the pull ring (73), and the second torsion spring (80) is used for driving the pull ring (73) to keep a preset included angle with the first base (71).

10. The folding bed according to claim 8, characterized in that the maximum length of the first locking tongue (77) inserted into the first locking hole (75) is greater than or equal to the maximum length of the locking piece inserted into the locking groove.

11. The folding bed according to claim 8, wherein upon unlocking, the rotation shaft (74) rotates to slide the lateral edge of the first lock hole (75) relative to the driving inclined surface (771) of the front end portion of the first lock tongue (77), thereby driving the first lock tongue (77) to move away from the rotation shaft (74) and releasing the lock block (781) from the lock groove (821).

12. The folding bed is characterized by comprising a bottom folding rod group (1), wherein a lifting unlocking mechanism (7) is arranged on the bottom folding rod group (1); the lifting unlocking mechanism (7) is used for locking the bottom folding rod group (1), and the lifting unlocking mechanism (7) can drive the bottom folding rod group (1) to fold;

the lifting unlocking mechanism (7) comprises a first base (71), a pull ring (73) is arranged at the top of the first base (71), the pull ring (73) is hinged to the top of a rotating shaft (74) through the rotating shaft, a second torsion spring (80) is arranged on the rotating shaft sleeve, and the second torsion spring (80) is used for driving the pull ring (73) to keep a preset included angle with the first base (71).

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