CN213431142U

CN213431142U - Medical bed

Info

Publication number: CN213431142U
Application number: CN202021508212.8U
Authority: CN
Inventors: 梁松兴
Original assignee: Zhongshan Aolike Medical Equipment Technology Co ltd
Current assignee: Zhongshan Aolike Medical Equipment Technology Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-06-15
Anticipated expiration: 2030-07-27

Abstract

An embodiment of the utility model provides a medical bed, include: the bed body, an at least guardrail, the guardrail setting is in the lateral part of the bed body, the bed body with be equipped with the adjustable four bar linkage of guardrail height and control four bar linkage's locking structure between the guardrail. The utility model discloses a four-bar linkage's cooperation transmission to the height of adjustment guardrail, simple structure, four-bar linkage pass through behind the locking structure unblock with the hand promotion guardrail can realize descending convenient operation.

Description

Medical bed

Technical Field

The utility model relates to the field of medical equipment, in particular to medical bed.

Background

The medical bed is also called a medical bed or a medical sickbed, is mainly used for receiving and treating patients, and is an indispensable medical facility for hospitals. In order to prevent the patient from falling off the bed and facilitate the patient to get on and off the bed, the bed is provided with foldable or liftable guardrails. However, the foldable or liftable guard rail of the medical sickbed at the present stage has the problems of complex structure, difficult operation and the like.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a medical bed, which can simplify the structure of the medical bed and has simple operation and convenient use.

A medical bed according to an embodiment of the first aspect of the invention comprises: the bed body, an at least guardrail, the guardrail setting is in the lateral part of the bed body, the bed body with be equipped with the adjustable four bar linkage of guardrail height and control four bar linkage's locking structure between the guardrail.

According to some embodiments of the present invention, the four-bar linkage comprises a fixing member, a first connecting member, and a second connecting member; the fixed piece is arranged on the bed body; one end of the first connecting piece is rotatably connected with the fixing piece, and the other end of the first connecting piece is rotatably connected with the guardrail; one end of the second connecting piece is rotatably connected with the fixing piece, and the other end of the second connecting piece is rotatably connected with the guardrail.

According to some embodiments of the present invention, the locking structure comprises a first connecting rod and a positioning member; one end of the positioning piece is rotatably connected with the fixing piece, and the other end of the positioning piece is provided with a locking groove; one end of the first connecting rod is connected with the second connecting piece, the other end of the first connecting rod is located in the locking groove, and when the guardrail is at a high position, the side wall of the locking groove can prevent the first connecting rod from rotating along with the second connecting piece.

According to some embodiments of the invention, the locking groove supports the inside wall of the head rod, the locking groove length direction with the direction of motion of the head rod is not parallel.

According to some embodiments of the utility model, still be provided with the movable groove on the setting element, the movable groove with locking groove intercommunication forms confined through-hole.

According to some embodiments of the utility model, the medical bed further comprises an elastic part, one end of the elastic part is rotatably connected with the fixing part, and the other end of the elastic part is connected with the second connecting part.

According to some embodiments of the present invention, the first connecting rod penetrates the second connecting member, and the first connecting rod penetrates the second connecting member and then is connected to the elastic member.

According to some embodiments of the utility model, every the guardrail is through two sets of four-bar linkage and bed body coupling, be equipped with the second connecting rod that makes the homonymy setting element keep synchronous motion between the setting element of bed body homonymy.

According to some embodiments of the invention, a handle is provided on the second connecting rod.

According to some embodiments of the utility model, be equipped with the third connecting rod that makes two synchronous motion of connecting piece of homonymy between the connecting piece two of bed body homonymy.

According to the utility model discloses medical bed has following beneficial effect at least:

the mode that traditional medical bed adopted the rocker controls the lift of medical bed guardrail, and this kind of structural design is complicated, and when needing the lift guardrail when using, needs the people to wave the rocker always, and it is inconvenient to use, the utility model discloses a four-bar linkage's cooperation transmission to the height of adjustment guardrail, simple structure, four-bar linkage can realize descending convenient operation through pushing away the guardrail with the hand behind the locking structure unblock.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a first overall schematic diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view of part A of the embodiment of the present invention;

fig. 3 is a second overall schematic diagram of the embodiment of the present invention;

FIG. 4 is a schematic view of a connecting rod component of an embodiment of the present invention;

fig. 5 is a schematic view of a part of an adjusting member according to an embodiment of the present invention.

Reference numerals: the bed body 1, the guardrail 2, the fixed part 31, the first connecting part 32, the second connecting part 33, the elastic part 34, the first connecting rod 4, the positioning part 5, the through hole 51, the locking groove 511, the movable groove 512, the second connecting rod 6, the handle 61 and the third connecting rod 7.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, 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 exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that if an orientation description is referred to, for example, the directions or positional relationships indicated by the upper, lower, front, rear, left, right, etc. are the directions or positional relationships shown on the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if the terms first, second, etc. appear, they are only used for distinguishing technical features, but they are not to be interpreted as indicating or implying relative importance or implying that the number of the indicated technical features is indicated or that the precedence of the indicated technical features is implied.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1-5, one embodiment of the present invention provides a medical bed, comprising: the bed comprises a bed body 1 and two guardrails 2, wherein the guardrails 2 are arranged on the left side and the right side of the bed body, and the number of the guardrails 2 can be set to be 1, 3 or 4 according to actual needs; four-bar linkage that is equipped with adjustable 2 height of guardrail and control four-bar linkage's locking structure between the bed body 1 and the guardrail 2, through four-bar linkage's cooperation transmission to the height of adjustment guardrail, simple structure, four-bar linkage pass through behind the locking structure unblock with hand promotion guardrail 2 can be in order to realize descending convenient operation.

As shown in fig. 1, in some embodiments, the four-bar linkage includes a fixing member 31, a first connecting member 32, and a second connecting member 33; the fixed part 31 is arranged on the bed body 1; one end of the first connecting piece 32 is rotatably connected with the fixing piece 31, and the other end of the first connecting piece 32 is rotatably connected with the guardrail 2; one end of the second connecting piece 33 is rotatably connected with the fixing piece 31, the other end of the second connecting piece 33 is rotatably connected with the guardrail 2, the fixing piece 31, the first connecting piece 32, the second connecting piece 33 and the guardrail 2 are combined into a four-bar linkage, the first connecting piece 32 and the second connecting piece 33 are half-moon-shaped or L-shaped, the guardrail 2 is driven to ascend or descend by the rotation of the first connecting piece 32 and the second connecting piece 33, and the structure is simple.

As shown in fig. 1, in some embodiments, the locking structure includes a first connecting rod 4 and a positioning member 5; one end of the positioning piece 5 is rotatably connected with the fixing piece 31, and the other end is provided with a locking groove 511; one end of the first connecting rod 4 is connected with the second connecting piece 33, the other end of the first connecting rod 4 is located in the locking groove 511, when the guardrail 2 is at a high position, the side wall of the locking groove 511 can prevent the first connecting rod 4 from rotating along with the second connecting piece 33, the guardrail 2 is in a stable state at the highest position through the matching of the first connecting rod 4 and the locking groove 511, and after the first connecting rod 4 and the locking groove 511 are disengaged, the height of the guardrail 2 begins to fall, so that the height of the guardrail 2 can be adjusted.

As shown in fig. 2, in some embodiments, the locking groove 511 supports an inner sidewall of the first connecting rod 4, a length direction of the locking groove 511 is not parallel to a moving direction of the first connecting rod 4, and in order to restrict the movement of the first connecting rod 4, the four-bar linkage is locked in a stable state when the guard rail 2 is at the uppermost position.

As shown in fig. 2, in some embodiments, the positioning member 5 is further provided with a movable groove 512, the movable groove 512 is communicated with the locking groove 511 to form a closed through hole 51, the first connecting rod 4 is pulled out from the locking groove 511 and enters the movable groove 512, the guardrail 2 begins to descend, and when the four-bar linkage is unlocked, the first connecting rod 4 is manually pushed into the movable slot 512 from the locking slot 511, the movable slot 512 is disposed to prevent the first connecting rod 4 from being separated from the positioning member 5, and if the first connecting rod 4 is separated from the positioning member 5, it is also necessary to manually engage the locking groove 511 with the first connecting rod 4 when fixing the guard rail 2 at the uppermost position, by forming the closed through-hole 51 by communicating the movable groove 512 with the locking groove 511, the first connecting rod 4 can be kept engaged with the positioning member 5, when the guardrail 2 rises to the highest point, the first connecting rod 4 can slide to the locking groove 511 along with the movable groove 512, which is very convenient.

As shown in fig. 1, in some embodiments, the medical bed further includes an elastic member 34, one end of the elastic member 34 is rotatably connected to the fixing member 31, the other end of the elastic member 34 is connected to the second connecting member 33, when the guardrail 2 is at the highest position, the elastic force of the elastic member 34 keeps the whole four-bar linkage in a stable state, and the elastic member 34 may be a gas spring or a common spring. It is easily conceivable to use a push-pull cylinder instead of the elastic member 34.

As shown in fig. 2 and 3, in some embodiments, the first connecting rod 4 penetrates through the second connecting member 33, and the first connecting rod 4 is connected to the elastic member 34 after penetrating through the second connecting member 33, the elastic member 34 is beneficial to stabilizing the first connecting rod 4 in the locking groove 511, the first connecting rod 4 cannot easily fall out of the locking groove 511 under the action of slight external force, the first connecting rod 4 is connected to the elastic member 34 and the positioning member 5 at the same time, and compared with the case that the elastic member 34 is separately connected to the second connecting member 33, one connection point can be reduced, thereby reducing components and reducing cost.

As shown in fig. 1, in some embodiments, each guardrail 2 is connected to the bed body 1 through two sets of four-bar linkages, a second connecting rod 6 for keeping the positioning members 5 on the same side moving synchronously is disposed between the positioning members 5 on the same side of the bed body 1, and the second connecting rod 6 keeps the positioning members 5 moving synchronously, so that the lifting of the guardrail 2 is more stable.

As shown in fig. 1, in some embodiments, the second connecting rod 6 is provided with a handle 61, and the handle 61 is more convenient for a user to actuate the four-bar linkage mechanism to control the lifting of the guardrail 2, so that the guardrail is more convenient to use.

As shown in fig. 1, in some embodiments, a third connecting rod 7 for enabling the connecting members 33 on the same side to move synchronously is disposed between the connecting members 33 on the same side of the bed body 1, so that the lifting of the two sides of the guardrail can be more synchronous, and the lifting of the guardrail 2 can be more stable.

In the description of the present specification, if reference is made to the description of "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", and "some examples", etc., it is intended that a particular feature, structure, material, or characteristic described in connection with the embodiment or example be included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. Medical bed, characterized in that includes: the bed body (1), an at least guardrail (2), guardrail (2) set up the lateral part of the bed body (1), the bed body (1) with be equipped with the adjustable between guardrail (2) four bar linkage of guardrail (2) height and control four bar linkage's locking structure.

2. The hospital bed of claim 1, wherein the four-bar linkage comprises a fixed member (31), a first connecting member (32), a second connecting member (33); the fixing piece (31) is arranged on the bed body (1); one end of the first connecting piece (32) is rotatably connected with the fixing piece (31), and the other end of the first connecting piece (32) is rotatably connected with the guardrail (2); one end of the second connecting piece (33) is rotatably connected with the fixing piece (31), and the other end of the second connecting piece (33) is rotatably connected with the guardrail (2).

3. The hospital bed of claim 2, characterized in that the locking structure comprises a first connecting rod (4) and a positioning element (5); one end of the positioning piece (5) is rotatably connected with the fixing piece (31), and the other end of the positioning piece is provided with a locking groove (511); one end of the first connecting rod (4) is connected with the second connecting piece (33), the other end of the first connecting rod (4) is located in the locking groove (511), and when the guardrail (2) is located at a high position, the side wall of the locking groove (511) can block the first connecting rod (4) from rotating along with the second connecting piece (33).

4. The medical bed according to claim 3, wherein the locking groove (511) supports an inner side wall of the first connecting rod (4), and a length direction of the locking groove (511) is not parallel to a moving direction of the first connecting rod (4).

5. The medical bed according to claim 4, wherein the positioning member (5) is further provided with a movable groove (512), and the movable groove (512) is communicated with the locking groove (511) to form a closed through hole (51).

6. The medical bed according to claim 3, further comprising an elastic member (34), wherein one end of the elastic member (34) is rotatably connected to the fixing member (31), and the other end of the elastic member (34) is connected to the second connecting member (33).

7. The medical bed according to claim 6, wherein the first connecting rod (4) penetrates the second connecting member (33), and the first connecting rod (4) is connected to the elastic member (34) after penetrating the second connecting member (33).

8. A hospital bed as claimed in claim 3, characterized in that each of the guardrails (2) is connected to the bed body (1) by two sets of four-bar linkages, and a second connecting rod (6) for keeping the positioning members (5) on the same side moving synchronously is provided between the positioning members (5) on the same side of the bed body (1).

9. The hospital bed as claimed in claim 8, characterized in that the second connecting rod (6) is provided with a handle (61).

10. The medical bed as claimed in claim 3, characterized in that a third connecting rod (7) for the synchronous movement of the connecting pieces (33) on the same side is arranged between the connecting pieces (33) on the same side of the bed body (1).