CN113081567B

CN113081567B - Handrail locking structure and handrail structure thereof

Info

Publication number: CN113081567B
Application number: CN202110377561.3A
Authority: CN
Inventors: 史冬冬; 吴月明; 邹格兵; 王明亮
Original assignee: Zhejiang Jupiter Cloud Technology Co ltd
Current assignee: Shanghai Xiangmu Health Technology Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2022-05-03
Anticipated expiration: 2041-04-08
Also published as: CN113081567A

Abstract

The invention discloses a handrail locking structure and a handrail structure thereof, which comprise an adjusting cylinder and rotating shafts rotatably arranged at two end sides of the adjusting cylinder, wherein a cylindrical adjusting cavity arranged around the rotating shafts is arranged in the adjusting cylinder at the outer side of the rotating shafts, arc-shaped limiting grooves communicated with the adjusting cavity and gradually concaved inwards towards the inner side of the rotating shafts are symmetrically arranged at the bottom of the rotating shafts, a locking mechanism capable of being locked in a one-way limiting mode and abutting against the inner side of the limiting groove is arranged in the adjusting cavity, and a locking mechanism capable of vertically moving and abutting against and limiting the locking mechanism is arranged at the top of the adjusting cylinder. The handrail locking structure has good locking effect on the rotating shaft of the guardrail, a patient is not easy to open the guardrail from the inner side of the bed, and the safety is high; the locking mechanism which is arranged to lift upwards is matched with the locking mechanism, so that the guardrail can be conveniently rotated and unfolded by external medical personnel.

Description

Handrail locking structure and handrail structure thereof

Technical Field

The invention relates to the technical field of nursing beds, in particular to an armrest locking structure which is high in safety and easy to open from the outside and an armrest structure of the armrest locking structure.

Background

At present, sickrooms and household sickbeds for nursing patients with mobility disabilities are mostly common sickbeds and simple structures consisting of bed surfaces and bed legs, some sickbeds are provided with bed heads at the positions of the tops of the bed surfaces, and advanced nursing beds can enable the bed plates to be inclined and lifted, so that the patients can sit up or lie down.

When in actual use, the armrests have the function of protecting a patient on the bed, namely the armrests are not easy to be opened from the inside of the bed; at the same time, it is also convenient to deploy from the outside to facilitate the transfer of the patient by the nursing staff or to perform other nursing operations.

At present, the handrail is folding mostly, consequently also makes the handrail fold by oneself after easy patient is touched the extrusion handrail by mistake, causes the patient to fall or can not effectively support from the nursing bed easily, causes the secondary injury.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, one object of the present invention is to provide a handrail locking structure, which has a good locking effect on the rotating shaft of the guardrail, and the guardrail is not easy to be opened by a patient from the inner side of the bed, so that the safety is high; the locking mechanism which is arranged to lift upwards is matched with the locking mechanism, so that the guardrail can be conveniently rotated and unfolded by external medical personnel.

The technical scheme of the invention is as follows:

the utility model provides a handrail locking structure, sets up in the pivot of adjusting a section of thick bamboo both ends side including adjusting a section of thick bamboo and rotating the outside of pivot in it adjusts the chamber to set up the cylinder form that encircles the pivot setting in adjusting a section of thick bamboo, the division of pivot bottom symmetry has with this regulation chamber intercommunication and towards the inboard arc spacing groove of indent gradually of pivot, it can one-way spacing locking and support and lean on to adjust the intracavity the locking mechanism of spacing inslot side, and it is used for supporting and spacing to adjust a section of thick bamboo top and be provided with vertical removal the locking mechanism of locking mechanism.

Further, locking mechanism supports the briquetting that supports at the spacing plate that the pressure spring was held aside and be used for the extrusion pressure spring including setting up arc pressure spring, the radial displacement of adjusting the intracavity and free swing, the limiting plate tip can be set up spacing locking effect is played to the spacing inslot.

Furthermore, the upper part of the adjusting cavity is provided with an adjusting groove corresponding to the pressing block, and the top of the pressing block is attached to the adjusting groove, so that the functions of guiding and limiting the moving range of the pressing block can be achieved.

Furthermore, a limiting plate swing slot is formed in the top of the adjusting cylinder and corresponds to the limiting groove, and the limiting plate is connected to the limiting plate swing slot through a rotating shaft.

Furthermore, a strip-shaped groove is formed in the joint of the limiting plate and the rotating shaft, and an adjusting spring is fixed between the limiting plate swinging groove and the limiting plate through a mounting seat.

Furthermore, the locking mechanism comprises a vertically arranged adjusting rod, two symmetrically arranged V-shaped connecting rods which are rotatably connected to the bottom of the adjusting rod and rotatably connected with the pressing block, and V-shaped elastic pieces which are fixed at the tail ends of the V-shaped connecting rods and can be abutted against and attached to the adjusting grooves, and an included angle of not less than 180 degrees can be formed below the two V-shaped connecting rods.

Furthermore, a groove is formed in the top of the rotating shaft corresponding to the adjusting rod.

Furthermore, a through insertion groove is formed in the top of the adjusting cylinder and used for inserting the adjusting rod.

The handrail with the locking structure comprises a guardrail body, wherein the two end sides of the guardrail body are respectively fixed at the two ends of a rotating shaft, and meanwhile, the adjusting cylinder is fixed on a nursing bed frame.

The invention has the following beneficial effects: the locking mechanism and the locking mechanism which interact with each other are arranged, so that the rotating shaft can be conveniently limited, and the safety of the guardrail is improved; the strip-shaped groove is arranged, so that the limiting plate can move in the radial direction and can be kept arranged in the limiting groove, and the rotating shaft can be radially compressed after being unlocked and can slide out of the limiting groove; the top of the rotating shaft is provided with the groove, so that the rotating shaft can be limited to rotate when the adjusting rod is abducted, and the fiber effect is increased.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic cross-sectional view of a handrail locking structure according to the present invention;

FIG. 2 is a schematic structural view of an adjustment barrel;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

fig. 4 is a schematic structural view of the armrest structure.

In the figure: 0-a nursing bed frame; 1-an adjusting cylinder; 11-a conditioning chamber; 12-an adjustment tank; 13-a limit plate swing groove; 14-insertion of slots; 2-a rotating shaft; 21-a limiting groove; 22-a groove; 3, pressing a spring; 4-a limiting plate; 41-a strip-shaped groove; 42-adjusting the spring; 5-briquetting; 6-adjusting the rod; 7-V shaped connecting rod; 8-V-shaped elastic sheets; 9-guardrail body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Example one

Referring to fig. 1-3, a handrail locking structure, including adjusting a section of thick bamboo 1 and rotating the pivot 2 that sets up in adjusting a section of thick bamboo 1 both ends side, the cylinder form that sets up around pivot 2 is seted up in adjusting a section of thick bamboo 1 in the outside of pivot 2 and is adjusted the

chamber

11, 2 bottom symmetry division of pivot have with this adjust the chamber 11 intercommunication, and towards the inboard arc spacing groove 21 that indent gradually of pivot 2, it can one-way spacing locking and support the locking mechanism who leans on spacing groove 21 inboard to be provided with in adjusting a section of thick bamboo 11, and be provided with the vertical removal at an adjusting a section of thick bamboo 1 top and be used for supporting and spacing locking mechanism's locking mechanism.

Wherein, the first and the second end of the pipe are connected with each other,

the locking mechanism comprises an arc-shaped pressure spring 3 arranged in the adjusting cavity 11, a limiting plate 4 capable of moving radially and swinging freely to abut against the end side of the pressure spring 3 and a pressing block 5 used for extruding the pressure spring 3, and the end part of the limiting plate 4 can be erected in a limiting groove 21 to play a limiting locking role.

In particular, the method comprises the following steps of,

as shown in fig. 1 and 2, the upper portion of the adjusting cavity 11 is provided with an adjusting groove 12 corresponding to the pressing block 5, and the top of the pressing block 5 is attached to the adjusting groove 12, so that the functions of guiding and limiting the moving range of the pressing block 5 can be achieved.

As shown in fig. 1 and fig. 3, a limiting plate swing slot 13 is formed in the top of the adjusting cylinder 1 corresponding to the limiting groove 21, and the limiting plate 4 is connected in the limiting plate swing slot 13 through an adjusting rotating shaft; limiting plate 4 has seted up bar groove 41 with the junction of adjusting the pivot to be fixed with adjusting spring 42 through the mount pad between limiting plate swing groove 13 and limiting plate 4, can keep limiting plate 4 to set up in spacing groove 21 when making bar groove 41 radial movement, make pivot 2 break away from and radially compressed after the locking, and then can follow the roll-off in the spacing groove 21.

As shown in fig. 1, the locking mechanism comprises an adjusting rod 6 vertically arranged, two symmetrically arranged V-shaped connecting rods 7 rotatably connected to the bottom of the adjusting rod 6 and rotatably connected with the pressing block 5 (the turning point of the V-shaped connecting rod 7 is rotatably connected with the pressing block 5), and V-shaped elastic pieces 8 fixed at the tail ends of the V-shaped connecting rods 7 and capable of abutting against and adhering to the adjusting groove 12, wherein an included angle of not less than 180 degrees can be formed below the two V-shaped connecting rods 7, so that when the adjusting rod 6 is inserted downwards, the reaction force of the V-shaped elastic pieces 8 on the V-shaped connecting rods 7 is downward integrally, and the adjusting rod 6 is kept adhering to the top of the rotating shaft 2; in order to enable the adjusting rod 6 to be better attached to the rotating shaft 2 and further play a role in strengthening and limiting, the groove 22 is formed in the top of the rotating shaft 2 corresponding to the adjusting rod 6.

Further, an insertion groove 14 is formed in the top of the adjustment cylinder 1 to insert the adjustment lever 6.

When the pressure limiting device is used and needs to be locked, the adjusting rod 6 is pushed downwards, the V-shaped connecting rods 7 rotate, the V-shaped elastic pieces 8 are driven to extrude towards the adjusting grooves 12, the V-shaped elastic pieces 8 deform in the process, the included angle between the two V-shaped connecting rods 7 is not less than 180 degrees until the adjusting rod 6 contacts with the top of the rotating shaft 2, the V-shaped elastic pieces 8 are matched to keep the V-shaped connecting rods to abut against and push the pressing block 5, the pressure spring 3 deforms to generate certain pressure on the limiting plate 4, and then the pressing block 4 abuts against the limiting plate 4 to be attached to the limiting grooves 21, and limiting effect is achieved; when the rotating shaft 2 needs to be rotated, the adjusting rod 6 is pulled upwards, the acting force of the V-shaped connecting rod on the pressing block 5 is reduced, the pressure spring 3 recovers deformation, and the rotating shaft can be easily rotated.

Example two

Referring to fig. 1 and 4, the handrail using the locking structure comprises a guardrail body 9, wherein two end sides of the guardrail body 9 are respectively fixed at two ends of a rotating shaft 2, and meanwhile, an adjusting cylinder 1 is fixed on a nursing bed frame 0.

In the present application, the structures and the connection relations that are not described in detail are all the prior art, and the structures and the principles thereof are known in the prior art and are not described herein again.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a handrail locking structure, sets up the pivot in regulation section of thick bamboo both ends side including adjusting a section of thick bamboo and rotating, its characterized in that: a cylindrical adjusting cavity arranged around the rotating shaft is arranged in the adjusting cylinder at the outer side of the rotating shaft, the bottom of the rotating shaft is symmetrically provided with arc-shaped limiting grooves which are communicated with the adjusting cavity and are gradually inwards concave towards the inner side of the rotating shaft, a locking mechanism which is used for one-way limiting and locking and is abutted against the inner side of the limiting groove is arranged in the adjusting cavity, and a locking mechanism which vertically moves and is used for abutting against and limiting the locking mechanism is arranged at the top of the adjusting cylinder, the locking mechanism comprises an arc-shaped pressure spring arranged in the adjusting cavity, a limiting plate which moves in the radial direction and freely swings to abut against the end side of the pressure spring, and a pressing block used for extruding the pressure spring, the end part of the limit plate is erected in the limit groove to play a role of limiting and locking, the upper part of the adjusting cavity is provided with an adjusting groove corresponding to the pressing block, the top of the pressing block is attached to the adjusting groove, so that the functions of guiding and limiting the moving range of the pressing block are achieved;

the locking mechanism comprises a vertically arranged adjusting rod, two symmetrically arranged V-shaped connecting rods which are rotatably connected to the bottom of the adjusting rod and rotatably connected with the pressing block, and V-shaped elastic pieces which are fixed at the tail ends of the V-shaped connecting rods and abut against and are attached to the adjusting grooves, and an included angle of not less than 180 degrees is formed below the two V-shaped connecting rods.

2. The armrest locking structure according to claim 1, characterized in that: and the top of the adjusting cylinder is provided with a limiting plate swinging slot corresponding to the limiting groove, and the limiting plate is connected in the limiting plate swinging slot through an adjusting rotating shaft.

3. The armrest locking structure according to claim 2, characterized in that: a strip-shaped groove is formed in the joint of the limiting plate and the adjusting rotating shaft, and an adjusting spring is fixed between the limiting plate swinging groove and the limiting plate through a mounting seat.

4. The armrest locking structure according to claim 1, characterized in that: the top of the rotating shaft is provided with a groove corresponding to the adjusting rod.

5. The armrest locking structure according to claim 4, characterized in that: and the top of the adjusting cylinder is provided with a through insertion groove for inserting the adjusting rod.

6. An armrest using the armrest locking structure according to any one of claims 1 to 5, characterized in that: the guardrail comprises a guardrail body, wherein the two ends of the guardrail body are respectively fixed at the two ends of a rotating shaft, and meanwhile, the adjusting cylinder is fixed on a nursing bed frame.