CN113974374A

CN113974374A - Folding type bed guardrail

Info

Publication number: CN113974374A
Application number: CN202111267674.4A
Authority: CN
Inventors: 郏选德
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-01-28

Abstract

The invention discloses a folding bed guardrail, which relates to the technical field of bed guardrails and comprises supporting legs arranged at intervals, and an upper cross rod assembly and a lower cross rod assembly which are connected with the supporting legs, wherein the upper cross rod assembly is detachably matched with the supporting legs; the lower cross rod assembly comprises two lower cross rod connecting rods, a first folding joint and a second folding joint, the first folding joint is connected with the lower cross rod connecting rods and corresponds to the supporting leg on one side, the second folding joint is connected with the two lower cross rod connecting rods, and a first locking mechanism used for locking the lower cross rod connecting rods is arranged on the first folding joint. According to the folding guardrail, after the upper cross rod assembly is disassembled, the lower cross rod assembly is folded, so that the two support legs are oppositely closed, the folding of the whole guardrail is completed, and the folding guardrail can obtain smaller volume after being folded.

Description

Folding type bed guardrail

Technical Field

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

Background

The bed guardrail can prevent children from falling from the bed, and protect children to grow healthily. The prior bed guardrail product generally comprises a frame consisting of a left support leg, a right support leg, an upper cross bar and a lower cross bar, and a cloth cover sleeved on the frame. Since the bed guard rail needs to surround the bed body, it usually has a large volume and occupies a large space.

The utility model discloses a folding bed guardrail structure as disclosed in chinese utility model patent CN209825988U, it includes the coexistence post and locates last horizontal pole and the sheer pole between the coexistence post, its characterized in that, all be provided with folding joint on last horizontal pole and the sheer pole, two folding joints are in on the straight line of same parallel stand, and at least one folding joint can be rotatory around the central line of place horizontal pole, and at the expansion state, two folding joint's folding direction staggers, two folding joint are rotatory to folding direction the same and with the stand is perpendicular when folding. The cross bar of the bed guardrail is provided with the folding joints, when the bed guardrail is normally used, the folding directions of the two folding joints are staggered, so that the frame structure formed by the upright posts and the cross bar is stable, when the bed guardrail needs to be folded, the folding joints are rotated, so that the folding directions of the two folding joints are the same, the bed guardrail can be transversely folded, and the volume is reduced.

However, in the structure, the folding joint structure is arranged on the cross rod, and the bed guardrail is folded by folding the whole cross rod in half through the folding joint, so that the finally folded bed guardrail still occupies a large space; for the above reasons, there is a need for an improved structure of a guard rail of an existing bed to eliminate the above-mentioned safety hazards.

Disclosure of Invention

First, technical problem to be solved

The invention provides a folding bed guardrail aiming at the defects in the prior art, and aims to solve the problems in the background technology.

Second, technical scheme

In order to solve the technical problem, the invention provides a folding bed guardrail, which comprises supporting legs arranged at intervals, and an upper cross rod assembly and a lower cross rod assembly which are connected with the supporting legs, wherein the upper cross rod assembly is detachably matched with the supporting legs;

the lower cross rod assembly comprises two lower cross rod connecting rods, a first folding joint and a second folding joint, the first folding joint is connected with the lower cross rod connecting rods and corresponds to the supporting leg on one side, the second folding joint is connected with the two lower cross rod connecting rods, and a first locking mechanism used for locking the lower cross rod connecting rods is arranged on the first folding joint.

The first folding joint comprises a supporting leg seat fixedly matched with the supporting leg, one side of the supporting leg seat is provided with an axially extending notch groove, and a first connecting rod seat used for fixing one end of the lower cross rod connecting rod is rotationally connected in the notch groove.

The second folding joint comprises a second connecting rod seat used for fixing the other end of the lower cross rod connecting rod, and the two second connecting rod seats are connected in a one-way folding mode.

Wherein, first locking mechanism includes the button groove that sets up on the first folding joint the button inslot is provided with the button, is provided with first reset spring between button and button tank bottom wall, the button includes and detains at the protruding locking of establishing of its end the head rod seat is provided with the locked groove of opening backward, the locking is detained and is gone into in the locked groove first folding joint is just right the position of locked groove is provided with the perforation.

And a second locking mechanism for locking the two lower cross bar connecting rods is arranged on the second folding joint.

The second locking mechanism comprises a push button and a locking core, the push button is arranged on a second connecting rod seat of the second locking mechanism and comprises an inclined surface arranged on the push button, and a second return spring which elastically biases the push button is arranged at one end of the push button;

the locking core is arranged on the other second connecting rod seat and used for locking the two second connecting rod seats, a thrust spring for applying thrust to the locking core is arranged on one side of the locking core, and a protruding part matched with the inclined surface is arranged on the other side of the locking core.

Third, beneficial effect

Compared with the prior art, the invention has the beneficial effects that: according to the folding guardrail, after the upper cross rod assembly is disassembled, the lower cross rod assembly is folded, so that the two support legs are oppositely closed, the folding of the whole guardrail is completed, and the folding guardrail can obtain smaller volume after being folded.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic structural diagram of a first folding joint.

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

Fig. 4 is a partial structural view of the first folding joint.

Fig. 5 is a cross-sectional structural view of the second folding joint.

Fig. 6 is an exploded view of the second folding joint.

Fig. 7 is a schematic view of the folding state of the bed fence of the present invention.

FIG. 8 is another embodiment of the second locking mechanism

Fig. 9 is a first exploded view of the structure of fig. 8.

Fig. 10 is a second exploded view of the structure of fig. 8.

Fig. 11 is a cross-sectional structural view of the second locking structure.

Fig. 12 is another embodiment of the first locking mechanism.

Fig. 13 is an exploded view of the first locking structure.

In the figure: 1 is a supporting leg, 2 is an upper cross bar component, 3 is a lower cross bar component, 4 is a first locking mechanism, 5 is a second locking mechanism, and 30 is a lower cross bar connecting bar;

46 is a locking fastener; 47 is a spring plate; 48 is a first lock hole; 56 is a fixed seat; 57 is a counter bore; 58 is a locking piece; 59 is a second lock hole; 580 is a latch spring;

101 is a first folding joint; 101a is a supporting leg seat; 101b is a notch groove; 101c is a first connecting rod seat;

102 is a second folding joint; 102a is a second connecting rod seat;

200 is a slot; 201 is a metal sheet.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

Referring to fig. 1-7, an embodiment of the present invention is shown: a folding type bed guardrail comprises supporting legs 1 arranged at intervals, and an upper cross rod assembly 2 and a lower cross rod assembly 3 which are connected with the supporting legs 1, wherein the upper cross rod assembly 2 is detachably matched with the supporting legs 1;

the lower cross bar component 3 comprises two lower cross bar connecting rods 30, a first folding joint 101 and a second folding joint 102, wherein the first folding joint 101 is respectively connected with the lower cross bar connecting rods 30 and the supporting legs 1 on one corresponding side, the second folding joint 102 is connected with the two lower cross bar connecting rods 30, and a first locking mechanism 4 which is arranged on the first folding joint 101 and used for locking the lower cross bar connecting rods 30 is arranged.

In the above-mentioned structure, when needing to fold the bed guardrail, at first will go up horizontal pole subassembly 2 and dismantle, then with the 4 unblocks of first locking mechanical system, can fold along first folding joint 101 between sheer pole connecting rod 30 and the supporting leg 1 this moment, fold along second folding joint 102 between two sheer pole connecting rods 30, finally make two supporting legs subtend draw close together, and then accomplish the folding of whole guardrail, it can obtain littleer volume after folding.

Specifically, the first folding joint 101 includes a leg base 101a fixedly engaged with the leg 1, an axially extending notch 101b is formed in one side of the leg base 101a, and a first connecting rod base 101c for fixing one end of the bottom rail connecting rod is rotatably connected to the notch 101 b. The second folding joint 102 includes a second connecting rod seat 102a for fixing the other end of the lower cross rod connecting rod, and the two second connecting rod seats 102a are configured to be connected in a one-way folding manner.

Wherein, first locking mechanism 4 includes button groove 40 that sets up on the first joint 101 of folding be provided with button 41 in the button groove 40, be provided with first reset spring 42 between button 41 and the 40 diapalls of button groove, button 41 includes the locking knot 43 of establishing at its terminal is protruding the first connecting rod seat 101c is provided with the locked groove 44 that the opening is towards the back, locking knot 43 detains in the locked groove 44 first joint 101 of folding is just right the position of locked groove 44 is provided with perforation 45. In the above structure, the locking buckle 43 at the end of the button 41 is separated from the locking groove 44 and enters the through hole 45 by pressing the button 41, and at this time, the first folding joint 101 releases the locking of the bottom rail connecting rod.

The second folding joint 102 is provided with a second locking mechanism 5 for locking the two lower cross bar connecting rods, and the second locking mechanism 5 is arranged so that the next folding operation can be performed only after the first folding joint 101 and the second locking mechanism 5 are unlocked simultaneously, thereby preventing misoperation. Specifically, the second locking mechanism 5 includes a push button 50 and a locking core 51, the push button 50 is disposed on the second connecting rod seat 102a of the first locking mechanism, and includes a slope disposed thereon, and a second return spring 52 is disposed at one end of the push button 50 and elastically biases the push button; the locking core 51 is disposed on the other second connecting rod seat 102a for locking the two second connecting rod seats 102a, a thrust spring 53 for applying a thrust force to the locking core 51 is disposed on one side of the locking core 51, a protrusion 54 engaged with the inclined surface is disposed on the other side of the locking core 51, and when the push button 50 is pressed, the push button 50 applies a force to the locking core 51, and the locking core 51 retracts from the second connecting rod seat 102a, so that the two second connecting rod seats 102a can rotate with each other.

Referring to fig. 8-13, the present invention provides another embodiment: the first locking mechanism 4 includes a locking member 46 disposed in the first connecting rod seat 101c and a spring piece 47 for applying a pushing force to one side of the locking member 46; a first locking hole 48 is provided in the leg base 101a, and the locking member 46 is located in the first locking hole 48. In the above structure, under the condition of normal use of the guardrail, the lock catch 46 is buckled into the first lock hole 48 of the support leg seat 101a under the action of the spring plate 47, so that the first connecting rod seat 101c and the support leg seat 101a are in a mutually locked state, when the first folding joint needs to be folded, the lower cross rod connecting rod 30 is rotated upwards to drive the first connecting rod seat 101c, the end part of the lock catch 46 pushes the spring plate 47 to be compressed under the extrusion force of the first lock hole 48, so that the lock catch 46 is separated from the first lock hole, and finally the locked state of the first connecting rod seat 101c and the support leg seat 101a is released; the structure has no additional unlocking button, only certain force needs to be applied to rotate the lower cross rod connecting rod 30, and the structure is simple and the use is very convenient.

The second locking mechanism 5 includes a fixed seat 56 provided on the second connecting rod seat 102a of the first connecting rod seat, a counter bore 57 transversely penetrating the fixed seat 56, a locking member 58 provided in the counter bore 57, a locking member spring 580 provided on one side of the locking member 58 for applying a pushing force thereto, a second locking hole 59 provided on the other second connecting rod seat 102a at a position opposite to the locking member 58, and the locking member 58 located in the second locking hole 59.

That is, under the state of normal use guardrail, lie in the bottom of counter bore under the effort of locking piece spring 580 through locking piece 58, locking piece 58 tip just in time stretches into second lockhole 59 this moment, and then with two second connecting rod seats 102 locking, when needing to use, all rotate the sheer pole connecting rod by exerting certain power, can drive the tip of second lockhole 59 extrusion locking piece 58 to make locking piece 58 promote locking piece spring 580 and make the locking piece break away from in the second lockhole 59. A slot 200 is arranged on the side wall of the other second connecting seat 102a, and a metal sheet 201 is embedded in the slot 200.

In the present embodiment, the end of the locking member 46 and the end of the locking member 58 are both configured to be able to be pressed by the first and second locking holes while rotating, so as to make the locking member to be disengaged, for example, the ends may be configured to be a slope or an arc, and the shape is not limited in the present application.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a folding type bed guardrail which characterized in that: the folding bed guardrail comprises supporting legs (1) arranged at intervals, an upper cross rod assembly (2) and a lower cross rod assembly (3) which are connected with the supporting legs (1), and the upper cross rod assembly (2) is detachably matched with the supporting legs (1);

the lower cross rod assembly (3) comprises two lower cross rod connecting rods (30), a first folding joint (101) and a second folding joint (102), wherein the first folding joint (101) is connected with the lower cross rod connecting rods (30) and corresponds to one side of the supporting leg (1), the second folding joint (102) is connected with the two lower cross rod connecting rods (30), and a first locking mechanism (4) which is arranged on the first folding joint (101) and used for locking the lower cross rod connecting rods (30) is arranged.

2. A folding bed guardrail as claimed in claim 1, wherein: the first folding joint (101) comprises a supporting leg seat (101a) fixedly matched with the supporting leg (1), one side of the supporting leg seat (101a) is provided with an axially extending notch groove (101b), and a first connecting rod seat (101c) used for fixing one end of the lower cross rod connecting rod is rotationally connected in the notch groove (101 b).

3. A folding bed guardrail as claimed in claim 1, wherein: the second folding joint (102) comprises a second connecting rod seat (102a) used for fixing the other end of the lower cross rod connecting rod, and the two second connecting rod seats (102a) are connected in a one-way folding mode.

4. A folding bed guardrail as claimed in claim 2, wherein: first locking mechanical system (4) include button groove (40) that set up on first folding joint (101) be provided with button (41) in button groove (40), be provided with first reset spring (42) between button (41) and button groove (40) diapire, button (41) are including at its terminal protruding locking buckle (43) of establishing first connecting rod seat (101c) are provided with opening towards back locked groove (44), locking buckle (43) lock in locked groove (44) first folding joint (101) are just right the position of locked groove (44) is provided with perforation (45).

5. A folding bed guardrail as claimed in claim 3, wherein: and a second locking mechanism (5) for locking the two lower cross bar connecting rods is arranged on the second folding joint (102).

6. A folding bed guardrail as claimed in claim 5, wherein: the second locking mechanism (5) comprises a push button (50) and a locking core (51), the push button (50) is arranged on a second connecting rod seat (102a) of the second locking mechanism and comprises an inclined surface arranged on the second connecting rod seat, and one end of the push button (50) is provided with a second return spring (52) which elastically biases the push button;

the locking core (51) is arranged on the other second connecting rod seat (102a) and used for locking the two second connecting rod seats (102a), a thrust spring (53) applying thrust to the locking core (51) is arranged on one side of the locking core, and a protruding part (54) matched with the inclined surface is arranged on the other side of the locking core (51).

7. A folding bed guardrail as claimed in claim 2, wherein: the first locking mechanism (4) comprises a locking piece (46) arranged in the first connecting rod seat (101c) and an elastic sheet (47) used for applying pushing force to one side of the locking piece (46); the lock catch is characterized in that a first lock hole (48) is formed in the supporting leg seat (101a), and the lock catch piece (46) is located in the first lock hole (48).

8. A folding bed guardrail as claimed in claim 5, wherein: the second locking mechanism (5) comprises a fixed seat (56) arranged on a second connecting rod seat (102a) of the second locking mechanism, a counter bore (57) transversely penetrating is formed in the fixed seat (56), a locking piece (58) is arranged in the counter bore (57), a locking piece spring (580) used for applying thrust to the locking piece (58) is arranged on one side of the locking piece (58), a second locking hole (59) is formed in the position, opposite to the locking piece (58), of the other second connecting seat (102a), and the locking piece (58) is located in the second locking hole (59).

9. A folding bed guardrail as claimed in claim 8, wherein: a slot (200) is arranged on the side wall of the other second connecting seat (102a), and a metal sheet (201) is embedded in the slot (200).