CN215838058U - Locking device of bed guardrail - Google Patents

Abstract

The utility model belongs to the technical field of bed edge guard rails, in particular to a locking device of a bed guard rail, which comprises a sliding sleeve, a locking device and a locking device, wherein the sliding sleeve is movably arranged on a vertical bracket of the bed guard rail; the sleeve is arranged on the cross bar of the bed guardrail; the connecting block is connected with the sliding sleeve and the sleeve, and the connecting block is rotationally connected with the sliding sleeve; the locking block is arranged at the top of the vertical support and is movably provided with a lock pin, a lock hole for the lock pin to extend into is formed in the connecting block, and the lock pin is inserted into the lock hole to lock the locking block and the connecting block. According to the utility model, the connecting block is arranged between the sliding sleeve and the sleeve, and the connecting block and the sliding sleeve are in rotary connection, so that after the upper cross rod, the connecting block and the sliding sleeve are moved downwards to the bottom along the vertical support, the connecting block can be turned over relative to the sliding sleeve, the upper cross rod is driven to be turned over to the lower part of the sliding sleeve, and discomfort caused by the fact that the upper cross rod directly abuts against the bed edge when a person sits on the bed edge can be avoided.

Description

Locking device of bed guardrail

Technical Field

The utility model belongs to the technical field of bed edge guard rails, and particularly relates to a locking device for a bed guard rail.

Background

At present, bed edge guardrails are additionally arranged on beds used in sickrooms of children, students and hospitals, the bed edge guardrails are directly and fixedly connected to the beds, the height of each guardrail is low, the length of each guardrail is generally set to be one half or two thirds of the length of the bed, and the condition that the children or the students roll off the beds during sleeping is easy to occur in the actual process; the guardrail of nursing bed that uses in hospital generally is detachable, but the structure is more complicated, often needs accompanying person or medical staff to help just can dismantle, and highly also fixed, the not convenient to use user oneself goes to adjust, and it is not convenient enough to use.

Nowadays, a lot of bed guardrails that can the direct mount at the bedside have appeared on the market, can directly dismantle when not using at ordinary times and not influence the use of the bed body, for convenient dismantlement and regulation, set up the switch lock in bed guardrail's horizontal pole and montant junction usually, under the lock-out state, the horizontal pole links to each other with the montant, under the unblock state, the horizontal pole can separate and can carry out the oscilaltion along the montant with the montant, if chinese utility model patent bulletin number: CN 208540992U, but a height-adjusting's bed guardrail is proposed, this bed guardrail comprises vertical support, horizontal cross bar and the enclosing cloth of arranging between support and horizontal pole, and the top of vertical support is provided with the switch lock with the horizontal cross bar department of connecting for the horizontal pole can be dismantled and connect relative montant. Although the structure is convenient to disassemble, the structure is still inconvenient in the actual use process. For example, the existing bed guardrail is usually three-sided or four-sided, and when the surrounding cloth of a certain side needs to be pulled down, parents can conveniently lean against or children can conveniently take out the guardrail. The enclosing cloth covers the upper cross rod, the lower cross rod, the left support and the right support, if the enclosing cloth is pulled downwards, the upper cross rod is required to be detached from the supports and then the enclosing cloth is folded and placed on the bed edge, and due to the fact that the switch lock per se has a certain thickness and the thickness generated after the enclosing cloth is folded for multiple times, when a person sits on the bed edge, the enclosing cloth is easily pressed against the bed edge, and discomfort is felt.

Disclosure of Invention

The utility model aims to provide a bed guardrail which is applied to a bed guardrail, and the connecting block is rotationally arranged on a sliding sleeve, so that a cross bar of the bed guardrail can be stabilized and can rotate when being pulled to the bottom, the cross bar is enabled to be overturned to the lower side of a bed edge and not to be directly transversely arranged on the bed edge, and people can sit more comfortably.

The purpose of the utility model is realized as follows:

a locking device for a bed guardrail comprises

The sliding sleeve is movably arranged on the vertical bracket of the bed guardrail;

the sleeve is arranged on the cross bar of the bed guardrail;

also comprises

The connecting block is connected with the sliding sleeve and the sleeve, and the connecting block is rotationally connected with the sliding sleeve;

the locking block is arranged at the top of the vertical support and is movably provided with a lock pin, a lock hole for the lock pin to extend into is formed in the connecting block, and the lock pin is inserted into the lock hole to lock the locking block and the connecting block.

Further, a rotating shaft and a locking mechanism are arranged between the connecting block and the sliding sleeve, and the locking mechanism comprises

The bolt is movably arranged on the connecting block;

the jack is arranged on the sliding sleeve, the bolt is inserted into the jack to lock the connecting block and the sliding sleeve, and when the bolt leaves the jack, the connecting block can rotate relative to the sliding sleeve by taking the rotating shaft as a shaft.

Further, a limiting ring is arranged on the inner side of the connecting block, a limiting clamping table is formed on the plug pin, and the limiting ring is located on one side of the limiting clamping table to prevent the plug pin from being separated from the connecting block.

The limiting clamp is characterized in that a first reset spring is arranged between the limiting clamp and the limiting ring, a pull buckle is arranged at the outer end of the bolt, and the outer end of the pull buckle extends out of the connecting block and is exposed outside.

The connecting block is further provided with a shaft sleeve, the rotating shaft is inserted into the shaft sleeve, a first limiting strip is arranged on the periphery of the rotating shaft, a second limiting strip is arranged on the inner wall of the shaft sleeve, and the first limiting strip and the second limiting strip are matched with each other to limit the rotating angle of the connecting block; the shaft sleeve is connected with the rotating shaft through a connecting pin.

Further, a hinge joint is arranged on the connecting block, and the sleeve is hinged to the hinge joint through a hinge shaft.

The lock is characterized in that a mounting cavity for mounting the lock pin is formed in the lock block, the lock pin comprises a plug pin part inserted into the lock hole and a main body part located in the mounting cavity, a first hole for the plug pin part to penetrate out is formed in one end of the lock block, and a driving assembly for driving the lock pin to move is arranged in the mounting cavity.

Further set up as, drive assembly includes first button, second reset spring and third reset spring, and second reset spring sets up between installation cavity inner wall and the main part, the main part is inside sunken to form the mounting groove, first button passes through third reset spring to be installed in the mounting groove, the locking piece outer wall is equipped with the confession hole two that the button outer end exposes.

The installation structure is characterized in that an installation shell is arranged in the installation groove, the first button is movably arranged in the installation shell, the third reset spring is arranged between the inner side of the first button and the installation shell in a pressing mode, a limiting groove is formed in the side face of the installation shell, a limiting bulge buckled in the limiting groove is arranged on the side face of the first button, a guide rail is arranged on the inner wall of the installation cavity or the outer wall of the lock pin, and a limiting blocking piece is arranged on the outer wall of the lock pin or the inner wall of the installation cavity.

Further set up as, drive assembly includes second button and fourth reset spring, and second button inboard is equipped with the wedge, seted up in the main part with wedge complex wedge groove, installation intracavity wall or the lockpin outer wall is equipped with the guide rail, lockpin outer wall or installation intracavity wall are equipped with spacing separation blade.

Compared with the prior art, the utility model has the outstanding and beneficial technical effects that:

1. the connecting block is arranged between the sliding sleeve and the sleeve, and the connecting block is rotationally connected with the sliding sleeve, so that after the upper cross rod, the connecting block and the sliding sleeve are moved downwards to the bottom along the vertical support, the connecting block can be turned over relative to the sliding sleeve, the upper cross rod is driven to be turned over to the lower part of the sliding sleeve, and discomfort caused by the fact that the upper cross rod directly abuts against the bed edge when a person sits on the bed edge can be avoided; in addition, the lock pin and the lock hole which are arranged between the lock block and the connecting block on the top of the vertical support can realize locking and separation between the vertical support and the upper cross rod, and the upper cross rod is convenient to adjust and disassemble.

2. According to the utility model, the locking mechanism is arranged between the connecting block and the sliding sleeve, when the bolt is inserted into the jack, the fixing between the connecting block and the sliding sleeve can be realized, and when the connecting block and the sliding sleeve are separated, the rotation of the connecting block can be realized, so that the stability of a bed guardrail can be kept, and the rotary storage can be realized, and the bed guardrail is very convenient.

3. The sleeve and the connecting block are also in rotating connection, and the rotating structural design can conveniently realize that one side of the cross rod is pulled downwards, so that the use is convenient.

Drawings

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

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a partially enlarged view of fig. 2 at a.

Fig. 4 is an exploded view of the structure of the present invention.

Fig. 5 is a schematic view of the structure of the sliding sleeve of the present invention.

Fig. 6 is a schematic view of the construction of the connector block of the present invention.

Reference numerals: 1-a sliding sleeve; 11-a jack; 12-a rotating shaft; 121-a first stop bar; 13-a connecting pin; 14-a fixed pin; 2-a sleeve; 21-a hinged axis; 3, connecting blocks; 30-a body; 31-a keyhole; 32-shaft sleeve; 321-a second limit strip; 33-a bolt; 34-a limit ring; 35-limiting clamping table; 36-a first return spring; 37-pulling the button; 38-a hinge joint; 39-buckling cover; 4-locking the block; 40-mounting a cavity; 401-limit stop piece; 41-a locking pin; 411-a plug portion; 412-a body portion; 413-mounting grooves; 414-a guide rail; 42-hole one; 43-a first button; 431-a limit projection; 44-a second return spring; 45-a third return spring; 46-hole two; 47-a mounting housing; 471-limiting groove; 48-a plug; 49-a limit pin; 51-a vertical stand; 52-Cross bar.

Detailed Description

The utility model will be further described in the following with reference to specific embodiments thereof, with reference to figures 1-6,

the bed guardrail includes vertical support 51 and the horizontal pole 52 that sets up of vertical establishment, and vertical support is located the left and right sides respectively, erects two horizontal poles 52 from top to bottom between the vertical support 51 of the left and right sides, then sets up in the region that encloses between vertical support and horizontal pole and encloses and enclose cloth to this formation is used for installing the bed guardrail that is used for preventing children from falling from the bedside. The top area between the cross bar and the vertical support is usually connected and locked by a locking device, in this embodiment, as shown in fig. 1, the locking device includes a sliding sleeve 1, a sleeve 2, a connecting block 3 and a locking block 4, the sliding sleeve 1 is movably disposed on the vertical support 51 of the bed guardrail, the sleeve 2 is disposed on the cross bar 52 of the bed guardrail, the connecting block 3 is used for connecting the sliding sleeve 1 and the sleeve 2, and the connecting block 3 and the sliding sleeve 1, and the connecting block 3 and the sleeve 2 are rotatably connected; the locking block 4 is arranged at the top of the vertical support 51, the locking pin 41 is movably arranged on the vertical support, the connecting block 3 is provided with a locking hole 31 for the locking pin 41 to extend into, and the locking pin 41 is inserted into the locking hole 31 to lock the locking block 4 and the connecting block 3.

A rotating shaft 12 and a locking mechanism are arranged between the connecting block 3 and the sliding sleeve 1, as shown in fig. 2-6, a shaft sleeve 32 is arranged in the connecting block 3, the rotating shaft 12 is integrally formed on the sliding sleeve 1, the rotating shaft 12 is inserted into the shaft sleeve 32, a first limiting strip 121 is arranged on the periphery of the rotating shaft 12, a second limiting strip 321 is arranged on the inner wall of the shaft sleeve 32, and the first limiting strip 121 and the second limiting strip 321 are matched with each other to limit the rotating angle of the connecting block 3; the shaft sleeve 32 is connected with the rotating shaft 12 through the connecting pin 13, the connecting pin 13 is connected with the sliding sleeve 1 or the rotating shaft 12 through the fixing pin 14, a hole for the rotating shaft 12 to pass through is formed in the connecting block 3, the connecting block 3 is sleeved on the outer side of the rotating shaft 12, and the rotating shaft 12 can rotate as a shaft.

As shown in fig. 3, the locking mechanism includes a pin 33 and a socket 11, the pin 33 is movably disposed on the connecting block 3, the socket 11 is disposed on the sliding sleeve 1, the pin 33 is inserted into the socket 11 to lock the connecting block 3 and the sliding sleeve 1, and when the pin 33 leaves the socket 11, the connecting block 3 can rotate relative to the sliding sleeve 1 with the rotating shaft 12 as a shaft. When the enclosing cloth needs to be retracted, the connecting block 3 only needs to be unlocked and separated from the locking block 4, then the enclosing cloth is folded along with the downward sliding of the sliding sleeve 1 along the vertical support, the bolt 33 can be moved to be separated from the jack 11 when the sliding sleeve 1 moves to the bottom, the connecting block 3 can be rotated at the moment, the upper cross rod 51 is enabled to carry the enclosing cloth to turn over downwards, the phenomenon that the upper cross rod 51 is blocked on the bed edge to cause discomfort is avoided, the operation is simple, and the disassembly is not needed.

The inboard spacing ring 34 that is equipped with of connecting block 3, the last shaping of bolt 33 has spacing ka tai 35, and spacing ring 34 is located spacing ka tai 35 one side in order to prevent that bolt 33 breaks away from connecting block 3. A first return spring 36 is arranged between the limiting clamping table 35 and the limiting ring 34, a pull buckle 37 is arranged at the outer end of the bolt 33, and the outer end of the pull buckle 37 extends out of the connecting block 3 and is exposed outside. The pull buckle 37 is fixed with the outer end of the bolt 33 through a screw, and the bolt 33 can be driven to leave the jack 11 to complete unlocking by pulling the pull buckle 37, so that the connecting block can be rotated.

The connecting block 3 is provided with a hinged joint 38, the sleeve 2 is hinged on the hinged joint 38 through a hinged shaft 21, and the hinged mode facilitates the adjustment of the cross rod 52. The connecting block 3 comprises a main body 30 and a buckle cover 39, the upper end of the main body 30 forms the hinge joint 38, an installation position of the installation bolt 33 is formed in the main body 30, the buckle cover 39 is fixed on one side of the main body 30 facing the sliding sleeve 1 through a screw, and a hole for the bolt 33 to penetrate out is formed in the buckle cover 39.

As shown in fig. 4, an installation cavity 40 for installing the lock pin 41 is formed in the lock block 4, the lock pin 41 includes a plug pin portion 411 inserted into the lock hole 31 and a main body portion 412 located inside the installation cavity 40, a first hole 42 through which the plug pin portion 411 passes is formed in one end of the lock block 4, and a driving assembly for driving the lock pin 41 to move is arranged in the installation cavity 40.

As a first preferred mode of the driving assembly, as shown in fig. 4, the driving assembly includes a first button 43, a second return spring 44 and a third return spring 45, the second return spring 44 is disposed between the inner wall of the mounting cavity 40 and the main body part 412, the main body part 412 is recessed inwards to form a mounting groove 413, the first button 43 is mounted in the mounting groove 413 through the third return spring 45, and a second hole 46 for exposing the outer end of the first button 43 is disposed on the outer wall of the lock block 4. The installation groove 413 is internally provided with an installation shell 47, the first button 43 is movably arranged in the installation shell 47, the third return spring 45 is pressed between the inner side of the first button 43 and the installation shell 47, the side surface of the installation shell 47 is provided with a limit groove 471, and the side surface of the first button 43 is provided with a limit protrusion 431 buckled in the limit groove 471. When unlocking, by pressing the first button 43, when the first button 43 is pressed into the second hole 46, the first button 43 is slightly pushed outwards, so that the lock pin 41 can be driven to move outwards to be separated from the lock hole 31, and unlocking is completed.

As a second preferred mode of the driving assembly, the driving assembly includes a second button and a fourth return spring, a wedge-shaped block is disposed inside the second button, a wedge-shaped groove matched with the wedge-shaped block is disposed in the main body portion 412, and the fourth return spring is the same as the second return spring 44, and is disposed between the inner wall of the mounting cavity 40 and the main body portion 412, and is used for driving the locking pin 41 to move. The wedge-shaped block is matched with the wedge-shaped groove, so that when the second button is pressed, the main body part 412 is directly pushed to move outwards, and the lock pin 41 is driven to move outwards to be separated from the lock hole 31 to complete unlocking. The structure and principle of the wedge block and the wedge groove for promoting the movement of the lock pin can refer to the structure in the prior published utility model patent CN 208540994U, which belongs to the prior art and is not described herein too much.

The inner wall of the mounting cavity 40 or the outer wall of the lock pin 41 is provided with a guide rail 414, the outer wall of the lock pin 41 or the inner wall of the mounting cavity 40 is provided with a limiting blocking piece 401, the design of the guide rail 414 can ensure that the lock pin 41 can keep linear motion in the moving process, the arrangement of the limiting blocking piece 401 can ensure the stroke of the lock pin 41 in the moving process, and the influence on locking and unlocking caused by the overlong moving length is avoided.

As shown in fig. 2 and 4, a plug 48 is formed at the bottom of the lock block 4, the plug 48 is inserted into the vertical bracket 51 and fixed and limited by a limit pin 49, so as to reinforce the connection between the lock block 4 and the vertical bracket 51 and prevent the lock block from falling off.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. A locking device for a bed guardrail comprises

The sliding sleeve (1) is movably arranged on a vertical bracket (51) of the bed guardrail;

a sleeve (2) arranged on a cross bar (52) of a bed guardrail;

the method is characterized in that: also comprises

The connecting block (3) is connected with the sliding sleeve (1) and the sleeve (2), and the connecting block (3) is rotationally connected with the sliding sleeve (1);

the locking block (4) is arranged at the top of the vertical support (51) and is movably provided with a lock pin (41), a lock hole (31) for the lock pin (41) to extend into is formed in the connecting block (3), and the lock pin (41) is inserted into the lock hole (31) to lock the locking block (4) and the connecting block (3).

2. The locking device of a bed guardrail of claim 1, wherein: a rotating shaft (12) and a locking mechanism are arranged between the connecting block (3) and the sliding sleeve (1), and the locking mechanism comprises

The bolt (33) is movably arranged on the connecting block (3);

the jack (11) is arranged on the sliding sleeve (1), the bolt (33) is inserted into the jack (11) to lock the connecting block (3) and the sliding sleeve (1), and when the bolt (33) leaves the jack (11), the connecting block (3) can rotate relative to the sliding sleeve (1) by taking the rotating shaft (12) as a shaft.

3. A locking device of a bed guardrail according to claim 2, characterized in that: connecting block (3) inboard is equipped with spacing ring (34), the shaping has spacing calorie of platform (35) on bolt (33), and spacing ring (34) are located spacing calorie of platform (35) one side in order to prevent bolt (33) break away from connecting block (3).

4. A locking device of a bed guardrail according to claim 3, characterized in that: a first reset spring (36) is arranged between the limiting clamping table (35) and the limiting ring (34), a pull buckle (37) is arranged at the outer end of the bolt (33), and the outer end of the pull buckle (37) extends out of the connecting block (3) to be exposed outside.

5. A locking device of a bed guardrail according to claim 2, characterized in that: the connecting block (3) is provided with a shaft sleeve (32), the rotating shaft (12) is inserted into the shaft sleeve (32), a first limiting strip (121) is arranged on the periphery of the rotating shaft (12), a second limiting strip (321) is arranged on the inner wall of the shaft sleeve (32), and the first limiting strip (121) and the second limiting strip (321) are matched with each other to limit the rotating angle of the connecting block (3); the shaft sleeve is connected with the rotating shaft (12) through a connecting pin (13).

6. A locking device of a bed guardrail according to any one of claims 1 to 5, characterized in that: be equipped with articulated joint (38) on connecting block (3), sleeve (2) pass through articulated shaft (21) and articulate on articulated joint (38).

7. A locking device of a bed guardrail according to any one of claims 1 to 5, characterized in that: an installation cavity (40) used for installing the lock pin (41) is formed in the lock block (4), the lock pin (41) comprises a plug pin portion (411) inserted into the lock hole (31) and a main body portion (412) located inside the installation cavity (40), a first hole (42) for the plug pin portion (411) to penetrate through is formed in one end of the lock block (4), and a driving assembly for driving the lock pin (41) to move is arranged in the installation cavity (40).

8. The locking device of a bed fence as claimed in claim 7, wherein: drive assembly includes first button (43), second reset spring (44) and third reset spring (45), and second reset spring (44) set up between installation cavity (40) inner wall and main part (412), main part (412) are inside sunken to form mounting groove (413), first button (43) are installed through third reset spring (45) in mounting groove (413), locking piece (4) outer wall is equipped with the confession hole two (46) that first button (43) outer end exposes.

9. The locking device of a bed fence as claimed in claim 8, wherein: a mounting shell (47) is arranged in the mounting groove (413), the first button (43) is movably arranged in the mounting shell (47), the third reset spring (45) is arranged between the inner side of the first button (43) and the mounting shell (47) in a pressing mode, a limiting groove (471) is formed in the side surface of the mounting shell (47), and a limiting protrusion (431) buckled in the limiting groove (471) is arranged on the side surface of the first button (43); the inner wall of the mounting cavity (40) or the outer wall of the lock pin (41) is provided with a guide rail (414), and the outer wall of the lock pin (41) or the inner wall of the mounting cavity (40) is provided with a limiting baffle (401).

10. The locking device of a bed fence as claimed in claim 7, wherein: the driving assembly comprises a second button and a fourth return spring, a wedge-shaped block is arranged on the inner side of the second button, and a wedge-shaped groove matched with the wedge-shaped block is formed in the main body part (412); the inner wall of the mounting cavity (40) or the outer wall of the lock pin (41) is provided with a guide rail (414), and the outer wall of the lock pin (41) or the inner wall of the mounting cavity (40) is provided with a limiting baffle (401).

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