CN214909903U

CN214909903U - Tilting driving device of bed frame

Info

Publication number: CN214909903U
Application number: CN202120941845.6U
Authority: CN
Inventors: 范士磊; 张永发; 刘凯
Original assignee: Jiangsu Yongfa Medical Equipment Technology Co ltd
Current assignee: Jiangsu Yongfa Medical Equipment Technology Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-30
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a through handle come the bed frame's of reset air spring and adjustment bed frame inclination drive arrangement that verts, include: the bed comprises a base frame, wherein an upright connecting frame is arranged on the base frame, the middle part of a bed frame is movably hinged on the upright connecting frame, and air springs are respectively arranged between two sides of the upright connecting frame and the bed frame; still articulated on the articulated ear of bed frame both sides have "U" shape handle, promptly: two ends of the U-shaped handle are respectively and movably hinged on the hinge lugs on one corresponding side of the bed frame, and the end part of the handle is provided with a pushing block matched with a reset touch head of the air spring on one corresponding side, which is arranged in the driving rod in a penetrating way. The tilting driving device of the bed frame can be widely applied to various medical care beds such as families, hospitals and the like, and is particularly suitable for examination beds.

Description

Tilting driving device of bed frame

Technical Field

The utility model relates to a medical bed, in particular to a tilting driving device of a bed frame in a medical bed.

Background

At present, in a medical examination bed, an air spring is arranged between a bed frame and a bottom frame, and a handle is arranged on the bottom frame. In the actual use process, the reset touch head of the air spring needs to be manually pressed to reset the air spring, and then the bed frame is pressed to adjust the inclination angle of the bed frame, so that the use is troublesome; in addition, because there is no limit mechanism between the bed frame and the bottom frame, the patient may be frightened by the over-adjustment of the inclination angle.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: a tilt driving device for a bed frame is provided, which resets a gas spring and adjusts the tilt angle of the bed frame by means of a handle.

For solving the technical problem, the utility model discloses the technical scheme who adopts does: a tilt driving apparatus of a bed frame, comprising: the chassis is provided with upright link on, the middle part activity hinge of bed frame is on upright link, the both sides of upright link with the bed frame between be provided with the air spring respectively, the mode that sets up of air spring does: the vertical connecting frame and the bed frame are respectively provided with a hinge lug, the body of the air spring is movably hinged with the hinge lug on the vertical connecting frame through a first hinge shaft, and the end part of the driving rod in the air spring is movably hinged with the hinge lug on the bed frame through a second hinge shaft; still articulated on the hinge lug of bed frame both sides have "U" shape handle, promptly: the two ends of the U-shaped handle are respectively and movably hinged on the hinge lugs on the corresponding side of the bed frame, and the end part of the U-shaped handle is provided with a pushing block matched with the reset touch head of the gas spring on the corresponding side, which is arranged in the driving rod in a penetrating way.

Preferably, in the tilt driving device of a bed frame, the supporting ear plate is further provided with a limiting seat which is matched with the end surface of the top end of the corresponding side of the vertical connecting frame.

As a preferable scheme, in the tilt driving device of the bed frame, the pushing block is provided with a limiting groove matched with the corresponding second hinge shaft, and the second hinge shaft is constrained in the limiting groove on the corresponding pushing block.

Preferably, in the tilt driving apparatus of a bed frame, both sides of the bed frame are movably hinged to the vertical connecting frames through the supporting ear plates, respectively.

As a preferred scheme, in the tilt driving device of the bed frame, the first hinge shaft and the second hinge shaft are both bolts with caps at one ends and threaded sections at the other ends, and nuts are arranged on the threaded sections of the bolts after the bolts penetrate through the corresponding hinge lugs.

The utility model has the advantages that: the utility model discloses can directly reset the air spring and adjust the angle of verting of bed frame through the handle, it is very convenient to use. In addition, the second hinged shaft is used as a hinged shaft of the driving rod of the gas spring, and the handle is limited, so that the two purposes are achieved at one stroke. In addition, the limiting seat matched with the end surface of the top end of the corresponding side of the upright connecting frame is arranged on the supporting ear plate, so that the inclination angle of the bed frame is controlled in a proper range, and the patient is not frightened due to overlarge inclination angle adjustment.

Drawings

Fig. 1 is a schematic view of a partial cross-sectional structure of a tilt driving device of a bed frame according to the present invention.

Fig. 2 is an enlarged schematic view of a portion a of fig. 1.

Fig. 3 is an enlarged schematic view of a portion B of fig. 1.

Fig. 4 is a schematic view of a partial three-dimensional structure of the examination bed of the present invention.

The reference numerals in fig. 1 to 4 are respectively: 1. the bed comprises an underframe, 11, casters, 12, a shoe rack, 2, a vertical connecting frame, 22, hinge lugs, 23, a first hinge shaft, 3, a bed frame, 31, a supporting lug plate, 311, a limiting seat, 32, hinge lugs, 33, a second hinge shaft, 4, an air spring, 40, a reset touch head, 41, a driving rod, 5, a handle, 51, a top push block, 511, a limiting groove, 53, a third hinge shaft, 7, a bed board, 8 and a mattress.

Detailed Description

The following describes in detail a detailed embodiment of a tilt driving device of a bed frame of the present invention, taking an examination bed as an example, with reference to the accompanying drawings.

As shown in fig. 1 and 4, the tilting driving device of a bed frame of the present invention comprises: the bed comprises an underframe 1, wherein the underframe 1 is provided with an upright connecting frame 2, two sides of a bed frame 3 are respectively provided with a supporting ear plate 31 matched with the upright connecting frame 2, the middle part of the bed frame 3 is movably hinged on the upright connecting frame 2 through the supporting ear plate 31 and a pin shaft penetrating through the supporting ear plate 31 and the tops of two sides of the upright connecting frame 2, and the supporting ear plate 31 is also provided with a limit seat 311-see fig. 2 matched with the end surface of the top end of the corresponding side of the upright connecting frame 2; air springs 4 are respectively arranged between the two sides of the upright connecting frame 2 and the bed frame 3, and the specific setting mode of the air springs 4 is as follows: the upright frame 2 is provided with a hinge lug 22 (usually formed by a pair of hinge lugs, which are provided with through hinge holes and are conventional in the art and not described herein), the bed frame 3 is provided with a hinge lug 32 (usually formed by a pair of hinge lugs, which are provided with through hinge holes and are conventional in the art and not described herein), the body of the gas spring 4 is movably hinged with the hinge lug 22 on the upright frame 2 through a first hinge shaft 23, the first hinge shaft 23 is a bolt with a cap at one end and a threaded section at the other end, the first hinge shaft 23 is provided with a nut (conventional in the art and not described herein) on the threaded section after passing through the hinge lug 22, and the end of the driving rod 41 in the gas spring 4 is hinged with the hinge lug 32 on the bed frame 3 through a second hinge shaft 33 as shown in fig. 3 The second hinge shaft 33 is a bolt with a cap at one end and a threaded section at the other end, and a nut (which belongs to the conventional technology in the field and will not be described herein) is arranged on the threaded section after the second hinge shaft 33 passes through the hinge lug 32; the articulated ears 32 at the two sides of the bed frame 3 are also movably articulated with a U-shaped handle 5, namely: the two ends of the U-shaped handle 5 are movably hinged to the hinge lugs 32 on the corresponding side of the bed frame 3 through third hinge pins 53 (which belong to the conventional technology in the field and will not be described herein), the end of the U-shaped handle 5 is provided with a push block 51 matched with the reset trigger 40 of the gas spring 4 on the corresponding side, which is inserted into the driving rod 41, the push block 51 is provided with a limit groove 511 matched with the corresponding second hinge shaft 33, and the second hinge shaft 33 is bound in the limit groove 511 on the corresponding push block 51.

In practical application, four corners at the bottom of the bottom frame 1 are respectively provided with a caster 11, and the bottom frame 1 is also provided with a shoe rack 12; the bed frame 3 is sequentially provided with a bed board 7 and a mattress 8.

When the bed frame is used, the U-shaped handle 5 can be lifted upwards, so that the pushing block 51 pushes the reset touch head 40 to retract inwards, the gas spring 4 is reset, and then the corresponding side of the bed frame 3 continues to be lifted upwards, so that the purpose of adjusting the tilting angle of the bed frame 3 is achieved.

In summary, the present invention is only a preferred embodiment, and is not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the shapes, structures, features and spirit of the claims of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A tilt driving apparatus of a bed frame, comprising: the chassis, its characterized in that, the chassis on be provided with upright link, the middle part activity hinge of bed frame is on upright link, the both sides of upright link with the bed frame between be provided with the air spring respectively, the concrete mode of setting of air spring does: the vertical connecting frame and the bed frame are respectively provided with a hinge lug, the body of the air spring is movably hinged with the hinge lug on the vertical connecting frame through a first hinge shaft, and the end part of the driving rod in the air spring is movably hinged with the hinge lug on the bed frame through a second hinge shaft; still articulated on the hinge lug of bed frame both sides have "U" shape handle, promptly: the two ends of the U-shaped handle are respectively and movably hinged on the hinge lugs on the corresponding side of the bed frame, and the end part of the U-shaped handle is provided with a pushing block matched with the reset touch head of the gas spring on the corresponding side, which is arranged in the driving rod in a penetrating way.

2. A tilt drive for a bed frame as claimed in claim 1, wherein the support lugs are further provided with stops for engagement with respective side end faces of the upright links.

3. The tilt driving device of a bed frame as claimed in claim 1, wherein the pushing block is formed with a limiting groove engaged with a corresponding second hinge shaft, and the second hinge shaft is constrained in the limiting groove of the corresponding pushing block.

4. A tilt drive for a bed frame as claimed in claim 1 wherein the bed frame is pivotally connected at each side to the upright mounting bracket by means of a respective support lug.

5. The tilt driving device of a bed frame according to any one of claims 1 to 4, wherein the first hinge shaft and the second hinge shaft are bolts each having a cap at one end and a threaded section at the other end, and the threaded section is provided with a nut after the bolts are inserted into the corresponding hinge lugs.