CN218899015U - Folding bed guardrail - Google Patents

Abstract

The utility model discloses a folding bed guardrail, in particular to the technical field of bed guardrails, which comprises a main guardrail, side guardrails and a folding joint, wherein the folding joint comprises a first joint arm and a second joint arm which are mutually hinged; when the locking component is pressed against the locking component to unlock the first joint arm, the second joint arm can rotate relative to the first joint arm. According to the utility model, through the locking of the locking part, after folding or unfolding, the first joint arm and the second joint arm can not rotate relatively, and when folding or unfolding is needed, the locking part and the first joint arm are unlocked, so that the main guardrail and the side guardrails can be kept relatively static after folding or unfolding, and can not shake under the action of external force or spontaneously, so that the stability can be kept.

Description

Folding bed guardrail

Technical Field

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

Background

The baby crib is mainly characterized by being safe and practical, is designed according to different ages of babies and the characteristics of each age, has various patterns, has quite different functions and prices, is more complex in structure, is more convenient to use, is folded by adopting a mechanical structure, occupies small space after being folded, and can contain a plurality of baby products or other articles, and is practical and convenient.

Chinese patent (CN 214803731U) discloses a folding bed guard rail frame, a bed guard rail and a baby crib, wherein an upper hinge mechanism 5 is used to achieve folding between an upper first rail 31 and an upper second rail 32, specifically, when folding, an end of a first locking piece 531 opposite to the upper first rail 31 is pressed, a locking protrusion 532 is withdrawn from a locking groove 511, an upper unfolding locking mechanism 53 is unlocked, so that the first hinge head 51 can rotate relative to the second hinge head 52, but referring to the locking groove 511 shown in fig. 8 of the specification, the first hinge head 51 and the second hinge head 52 can be locked with each other before folding, but after folding, the first hinge head 51 and the second hinge head 52 cannot be locked, so that the folding bed guard rail is unstable whether moving or placing.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a folding bed guard rail, which can be locked before and after folding the bed guard rail so as to ensure that the bed guard rail can be stably moved and placed.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the folding bed guardrail comprises a main guardrail, a side guardrail and a folding joint, wherein the folding joint comprises a first joint arm and a second joint arm which are mutually hinged, the main guardrail and the side guardrail are respectively connected with the first joint arm and the second joint arm, the folding joint also comprises a locking part, and after the main guardrail and the side guardrail are mutually folded or unfolded, the first joint arm and the second joint arm are mutually locked through the locking part; when the locking component is pressed against the locking component to unlock the first joint arm, the second joint arm can rotate relative to the first joint arm.

Preferably, the locking member has a plurality of engaging teeth on an outer circumference thereof, the first arm has a plurality of first tooth grooves, the second arm has a plurality of second tooth grooves, the locking member slides through the engaging teeth in the first tooth grooves and the second tooth grooves, and the pressing of the locking member slides the engaging teeth out of the first tooth grooves, thereby unlocking the locking member from the first arm.

Preferably, the folding joint further comprises a joint spring arranged in the second joint arm and used for resetting the locking part after the locking part is pressed.

Preferably, the folding joint further comprises a button provided above the first joint arm for pressing the locking member.

Preferably, the inner side wall of the first joint arm is provided with a limiting shoulder, the bottom of the button is provided with an elastic clamping block, and the clamping block is clamped into the bottom of the limiting shoulder and is pressed on the locking component.

Preferably, the novel guardrail comprises a main guardrail body and a bottom frame pipe and a folding joint, wherein the bottom frame pipe is arranged at the bottom of the main guardrail body and can be folded or unfolded with the main guardrail body through the folding joint.

Preferably, the folding joint comprises a base arranged on the main guardrail and a sliding sleeve movably sleeved on the underframe pipe, and is used for folding springs for resetting the sliding sleeve towards the direction of the base, the end part of the underframe pipe is hinged with the base and is locked with the base through the sliding sleeve, and the sliding sleeve slides towards the direction away from the base, so that the underframe pipe can be unlocked from the base.

Preferably, the front end of the base is provided with a limiting opening, the outer side wall of the sliding sleeve is provided with a limiting block, and the limiting block is positioned at the inner side of the limiting opening so that the sliding sleeve, the underframe pipe and the base are mutually locked.

Preferably, the upper side of the front end of the base is provided with a first cambered surface, the bottom end of the limiting block is provided with a second cambered surface, and the second cambered surface contacts and slides with the first cambered surface when the limiting block slides into the limiting port.

Preferably, the main guardrail comprises two transverse enclosing pipes which are transversely arranged and two vertical enclosing pipes which are vertically arranged, the side guardrails and the folding joints are respectively provided with two and one-to-one correspondence, two ends of one transverse enclosing pipe are respectively arranged at the end parts of the first two joint arms, the side guardrails are arranged at the end parts of the second joint arms, the vertical enclosing pipes are arranged at the bottom ends of the first joint arms, and the other transverse enclosing pipe is mutually fixed with the two vertical enclosing pipes through the fixing device.

The utility model has the technical effects and advantages that:

1. through the locking of the locking part, after folding or unfolding, the first joint arm and the second joint arm can not rotate relatively, and when folding or unfolding is needed, the locking part and the first joint arm are unlocked, so that the first joint arm and the second joint arm can rotate relatively, the main guardrail and the side guardrails can keep relatively static after unfolding and folding, and can not shake under the action of external force or spontaneously so as to keep stable.

2. Through the setting of receipts joint, can realize folding to the chassis pipe, after folding, the upper end of spout supports main guardrail, and the lower extreme does not support to this moment, main guardrail and chassis pipe form an contained angle, receive the spring and be the state by tensile this moment, so through the pulling of receipts spring, can make the chassis pipe tightly support main guardrail to keep stable, after expanding, because the block of stopper and spacing mouth also can make the chassis pipe keep stable.

Drawings

Fig. 1 is a schematic view of the main and side guards in an extended condition.

Fig. 2 is a schematic structural view of a folding joint.

Fig. 3 is an exploded view of the folding joint.

Fig. 4 is an exploded view of a folding joint.

Fig. 5 is a top view of a folding joint.

Fig. 6 isbase:Sub>A cross-sectional view atbase:Sub>A-base:Sub>A in fig. 5.

Fig. 7 is a schematic view of the structure of the chassis tube and the folding joint installation.

Fig. 8 is an exploded view of the articulation joint.

The reference numerals are:

1. a main guardrail; 11. a transverse enclosing tube; 12. a vertical enclosing pipe; 2. a side rail; 3. folding joints; 31. a first joint arm; 311. tooth sockets I; 312. a limit shoulder; 32. a second joint arm; 321. tooth grooves II; 33. a locking member; 331. a coupling tooth; 34. a joint spring; 35. a button; 351. a clamping block; 36. a first rivet; 4. a chassis tube; 41. a chute; 5. folding the joint; 51. a base; 511. a limit opening; 512. a cambered surface I; 52. a sliding sleeve; 521. a limiting block; 522. a cambered surface II; 53. a spring is retracted; 54. a second rivet; 55. and thirdly, a rivet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Example 1

As shown in fig. 1 to 6, the present embodiment provides a folding bed guard rail, which includes a main guard rail 1, a side guard rail 2, and a folding joint 3, wherein the folding joint 3 includes a first joint arm 31 and a second joint arm 32 which are hinged to each other, the main guard rail 1 and the side guard rail 2 are respectively connected to the first joint arm 31 and the second joint arm 32, the folding joint 3 further includes a locking member 33, and after the main guard rail 1 and the side guard rail 2 are folded or unfolded with each other, the first joint arm 31 and the second joint arm 32 are locked with each other by the locking member 33; when the lock member 33 is pushed against the lock member 33 to unlock the first joint arm 31, the second joint arm 32 can rotate relative to the first joint arm 31. The first joint arm 31 and the second joint arm 32 may be hinged together by a pivot or a first rivet 36.

Further, as shown in fig. 1, the main guardrail 1 is composed of two transverse enclosing pipes 11 transversely arranged and two vertical enclosing pipes 12 vertically arranged, two side guardrails 2 and folding joints 3 are respectively arranged in a one-to-one correspondence manner, two ends of one transverse enclosing pipe 11 are respectively arranged at the end parts of two first joint arms 31, the side guardrails 2 are arranged at the end parts of two second joint arms 32, the vertical enclosing pipes 12 are arranged at the bottom ends of the first joint arms 31, and the other transverse enclosing pipe 11 is mutually fixed with the two vertical enclosing pipes 12 through a fixing device. Specifically, the side guard rail 2 is a U-shaped enclosure pipe, the upper end of which is connected to the second joint arm 32, and the lower end of which is connected to the fixing device, and in order to facilitate folding, the fixing device should also have a hinge point, so that the side guard rail 2 can rotate relative to the fixing device. When folded, the two side rails 2 rotate relative to the cross-over tube 11.

By locking the locking part 33, the first joint arm 31 and the second joint arm 32 cannot rotate relatively after folding or unfolding, and when folding or unfolding is needed, the locking part 33 and the first joint arm 31 are unlocked, so that the first joint arm 31 and the second joint arm 32 can rotate relatively, the main guardrail 1 and the side guardrail 2 can keep relatively static after folding or unfolding, and cannot shake spontaneously or under the action of external force so as to keep stable.

Further, as shown in fig. 3, 4 and 6, the locking member 33 has a plurality of engaging teeth 331 on the outer circumference, the first joint arm 31 has a plurality of first slots 311, the second joint arm 32 has a plurality of second slots 321, the locking member 33 slides inside the first slots 311 and the second slots 321 through the engaging teeth 331, and when the locking member 33 is pushed to slide the engaging teeth 331 out of the first slots 311, the locking member 33 is unlocked from the first joint arm 31. As shown in fig. 6, in the normal state, the coupling teeth 331 on the locking member 33 are located in the first tooth socket 311 and the second tooth socket 321 at the same time, so that the first joint arm 31 and the second joint arm 32 cannot rotate relatively to lock them, and when the locking member 33 moves to disengage the coupling teeth 331 from the first tooth socket 311, the locking with the first joint arm 31 is released.

Further, as shown in fig. 3, 4 and 6, the folding joint 3 further includes a joint spring 34 provided inside the second joint arm 32 for resetting the locking member 33 after pressing the locking member 33. The joint spring 34 is located inside the second joint arm 32 and below the locking component 33, and two ends of the joint spring respectively press against the second joint arm 32 and the locking component 33 so as to facilitate resetting of the locking component 33.

Further, as shown in fig. 3, 4 and 6, the folding joint 3 further includes a button 35 provided above the joint arm one 31 for pressing the locking member 33. Depressing the button 35 effects depression of the locking member 33, thereby sliding the coupling teeth 331 out of the tooth slots one 311.

Further, as shown in fig. 3, 4 and 6, the inner side wall of the first joint arm 31 has a limit shoulder 312, the bottom of the button 35 is provided with a resilient block 351, and the block 351 is locked into the bottom of the limit shoulder 312 and pressed against the locking member 33. The fixture block 351 is arranged in three, the fixture block 351 is inserted from the upper end of the first joint arm 31, the fixture block 351 deforms towards the middle part during insertion, after insertion, the fixture block 351 recovers deformation and stretches into the bottom of the limiting shoulder 312 to limit the position of the limiting shoulder, the button 35 cannot fall out of the first joint arm 31, and when the button 35 is pressed, the fixture block 351 pushes the locking component 33 downwards to achieve the purpose of unlocking.

Working principle:

(1) As shown in fig. 1, the main rail 1 and the side rail 2 are shown in a schematic view in a unfolded state, and in this state, as shown in fig. 6, the coupling teeth 331 of the locking member 33 are positioned inside the first tooth socket 311 and the second tooth socket 321, so that the first joint arm 31 and the second joint arm 32 are locked to each other and cannot rotate relatively, and at this time, the main rail 1 and the side rail 2 maintain a stable and non-swaying state.

(2) When folding is needed, the button 35 is pressed down, the button 35 presses down the locking part 33 through the clamping block 351, so that the combining teeth 331 move downwards to be separated from the first tooth grooves 311, the joint springs 34 are compressed, at the moment, the first joint arms 31 and the second joint arms 32 are unlocked, the first joint arms 31 and the second joint arms 32 can rotate relatively, the side guard rail 2 can be folded when being pulled, and after being folded in place, the joint springs 34 push the locking part 33 to move upwards, and the combining teeth 331 reenter into the first tooth grooves 311 to be locked.

(3) When the folding is needed, the same operation as the folding is performed.

Example two

As shown in fig. 1 to 8, on the basis of the first embodiment, a bottom frame pipe 4 and a folding joint 5 are further provided, and the bottom frame pipe 4 is provided at the bottom of the main barrier 1 and can be folded or unfolded with the main barrier 1 by the folding joint 5.

Specifically, as shown in fig. 7 and 8, the folding joint 5 includes a base 51 mounted on the main rail 1, a sliding sleeve 52 movably sleeved on the underframe pipe 4, a folding spring 53 for resetting the sliding sleeve 52 in the direction of the base 51, and the end of the underframe pipe 4 is hinged to the base 51 and locked with the base 51 by the sliding sleeve 52, and the sliding sleeve 52 slides in a direction away from the base 51, so that the underframe pipe 4 can be unlocked from the base 51. The end of the underframe pipe 4 is hinged with the base 51 through a second rivet 54, a sliding groove 41 is formed in the side face of the underframe pipe 4, a sliding sleeve 52 is connected with the underframe pipe 4 through a third rivet 55, the third rivet 55 can slide in the sliding groove 41, a folding spring 53 can adopt a tension spring, two ends of the folding spring are respectively connected with the second rivet 54 and the third rivet 55, when the folding is needed, the sliding sleeve 52 is slid to unlock, and then the underframe pipe 4 can be folded upwards.

Further, a limiting opening 511 is formed in the front end of the base 51, a limiting block 521 is arranged on the outer side wall of the sliding sleeve 52, and the limiting block 521 is located inside the limiting opening 511 so that the sliding sleeve 52, the underframe pipe 4 and the base 51 are locked with each other. When locked, the limiting block 521 is clamped with the limiting port 511, and when unlocked, the sliding sleeve 52 is pulled, and the limiting block 521 is moved out of the limiting port 511.

Further, the upper side of the front end of the base 51 has a first arc surface 512, the bottom end of the limiting block 521 has a second arc surface 522, and when the limiting block 521 slides into the limiting opening 511, the second arc surface 522 slides in contact with the first arc surface 512. When the underframe pipe 4 is unfolded downwards, the underframe pipe 4 rotates around the hinging point, the second cambered surface 522 is contacted with the first cambered surface 512 and slides relatively, and when the limiting block 521 slides to the end part of the first cambered surface 512, the sliding sleeve 52 is rapidly pulled to reset by the folding spring 53, so that the limiting block 521 is clamped with the limiting port 511.

Working principle:

as shown in fig. 7, in the unfolded state of the underframe pipe 4, in this state, the limiting block 521 is located inside the limiting port 511, and when folding, the sliding sleeve 52 is pulled first to make the limiting block 521 separate from the limiting port 511, and then the underframe pipe 4 can be folded upwards, and the underframe pipe 4 rotates around the hinge point; when the underframe pipe 4 is unfolded, the underframe pipe 4 is pulled, at the moment, the second cambered surface 522 part of the limiting block 521 slides on the first cambered surface 512, and when the limiting block 521 slides to the end part, the limiting block 521 is pulled by the folding spring 53 to reset, so that the limiting block 521 is clamped into the limiting port 511, the locking of the underframe pipe 4 is realized, and when the limiting block 521 is pulled to reset, the collision sounds to indicate that the rotating is in place.

That is, the folding of the underframe pipe 4 can be realized by the arrangement of the folding joint 5, after folding, the upper end of the chute 41 is abutted against the main guardrail 1, and the lower end is not abutted against the same, so that at this time, the main guardrail 1 and the underframe pipe 4 form an included angle, and the folding spring 53 is in a stretched state, so that the underframe pipe 4 can be tightly abutted against the main guardrail 1 by the pulling of the folding spring 53 so as to keep stable, and after unfolding, the underframe pipe 4 can also keep stable due to the clamping of the limiting block 521 and the limiting port 511.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims (10)

1. The utility model provides a folding bed guardrail, includes main guardrail (1), side guardrail (2) and folding joint (3), folding joint (3) are including articulated joint arm one (31) and joint arm two (32) each other, main guardrail (1) and side guardrail (2) are connected its characterized in that with joint arm one (31) and joint arm two (32) respectively: the folding joint (3) further comprises a locking part (33), and after the main guardrail (1) and the side guardrails (2) are mutually folded or unfolded, the first joint arm (31) and the second joint arm (32) are mutually locked through the locking part (33); when the lock member 33 is pushed against the lock member 33 to unlock the first joint arm 31, the second joint arm 32 can rotate relative to the first joint arm 31.

2. A folding bed guard as claimed in claim 1 wherein: the outer circumference of the locking part (33) is provided with a plurality of combining teeth (331), the joint arm I (31) is provided with a plurality of tooth grooves I (311), the joint arm II (32) is provided with a plurality of tooth grooves II (321), the locking part (33) slides in the tooth grooves I (311) and the tooth grooves II (321) through the combining teeth (331), and when the pressing locking part (33) enables the combining teeth (331) to slide out of the tooth grooves I (311), the locking part (33) is unlocked with the joint arm I (31).

3. A folding bed guard as claimed in claim 2 wherein: the folding joint (3) further comprises a joint spring (34) which is arranged in the second joint arm (32) and used for resetting the locking part (33) after the locking part (33) is pressed.

4. A folding bed guard rail according to claim 2 or 3, characterized in that: the folding joint (3) further comprises a button (35) arranged above the first joint arm (31) and used for pushing the locking component (33).

5. A folding bed guard as claimed in claim 4 wherein: the inner side wall of the first joint arm (31) is provided with a limiting shoulder (312), the bottom of the button (35) is provided with an elastic clamping block (351), and the clamping block (351) is clamped into the bottom of the limiting shoulder (312) and is pressed on the locking component (33).

6. A folding bed guard as claimed in claim 1 wherein: the novel guardrail comprises a main guardrail (1) and is characterized by further comprising a bottom frame tube (4) and a folding joint (5), wherein the bottom frame tube (4) is arranged at the bottom of the main guardrail (1) and can be folded or unfolded with the main guardrail (1) through the folding joint (5).

7. The folding bed guard of claim 6, wherein: the folding joint (5) comprises a base (51) arranged on the main guardrail (1), and a sliding sleeve (52) movably sleeved on the underframe pipe (4), wherein the folding spring (53) is used for enabling the sliding sleeve (52) to reset towards the base (51), the end part of the underframe pipe (4) is hinged with the base (51) and is locked with the base (51) through the sliding sleeve (52), the sliding sleeve (52) slides towards the direction far away from the base (51), and accordingly the underframe pipe (4) can be unlocked from the base (51).

8. The folding bed guard of claim 7, wherein: the front end of the base (51) is provided with a limiting opening (511), the outer side wall of the sliding sleeve (52) is provided with a limiting block (521), and the limiting block (521) is located inside the limiting opening (511) so that the sliding sleeve (52), the underframe pipe (4) and the base (51) are mutually locked.

9. A folding bed guard as claimed in claim 8 wherein: the upper side of the front end of the base (51) is provided with a first cambered surface (512), the bottom end of the limiting block (521) is provided with a second cambered surface (522), and the second cambered surface (522) is in contact sliding with the first cambered surface (512) when the limiting block (521) slides into the limiting opening (511).

10. A folding bed guard as claimed in claim 1 wherein: main guardrail (1) comprises two horizontal girth pipes (11) that transversely set up and two vertical girth pipes (12) that set up, side guardrail (2) and folding joint (3) all are provided with two and one-to-one, and the tip at two articulated arm one (31) is installed respectively at the both ends of one of them horizontal girth pipe (11), and the tip at articulated arm two (32) is installed in side guardrail (2), erects the bottom at articulated arm one (31) of girth pipe (12), and another horizontal girth pipe (11) are fixed each other with two vertical girth pipes (12) through fixing device.

Images