CN216168406U

CN216168406U - Slidingtype shank link gear and sick bed

Info

Publication number: CN216168406U
Application number: CN202122755596.4U
Authority: CN
Inventors: 管向东; 郭明球; 刘赵生; 陈玲; 郭孟; 梁锋; 王晨
Original assignee: GUANGZHOU MEDSOFT SYSTEM Ltd
Current assignee: GUANGZHOU MEDSOFT SYSTEM Ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-04-05
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a sliding type leg linkage mechanism which comprises a bedstead, a seat plate assembly, a thigh plate assembly, a shank plate assembly, a thigh plate driving piece and a shank plate driving assembly, wherein the thigh plate driving piece is connected with the shank plate assembly; the seat plate assembly is mounted on the bedstead, the thigh plate assembly is rotatably connected to the seat plate assembly, and the shank plate assembly is rotatably connected to the thigh plate assembly; the thigh plate driving piece is mutually connected with the bedstead and the thigh plate component; the shank plate driving assembly comprises a shank plate driving piece, a supporting rod and a connecting rod, and the supporting rod is respectively installed on the shank plate assembly and the upper bed frame in a sliding mode; the connecting rod is rotatably connected with the supporting rod and the bedstead. The utility model provides a slidingtype shank link gear and sick bed can help the patient to realize the position transform, and the operational safety is higher to save resources such as the manpower of doctorsing and nurses more, rescue efficiency is also higher.

Description

Slidingtype shank link gear and sick bed

Technical Field

The utility model relates to the technical field of passive leg lifting tests, in particular to a sliding type leg linkage mechanism and a sickbed.

Background

In ICU critically ill patients suffering from trauma, infection, major surgery, etc., hypovolemia and organ hypoperfusion often occur, which are the leading causes of organ failure in patients.

The passive leg lifting test (PLR) is equivalent to a self-simulated volume load test, and the method is characterized in that the lower limbs of a patient are artificially lifted, then, under the action of gravity, venous return can be rapidly, transiently and reversibly increased, the right heart preload is increased, the rapid expansion effect is achieved, the right ventricle discharge and the left ventricle filling are increased, the stroke volume is increased, and the return blood volume is rapidly increased.

In the passive leg-raising test, the posture of the patient needs to be changed, for example, the thigh and the shank are kept in a straight line, and are rotated upward by a certain angle around the hip joint together, or the shank is rotated by a certain angle around the thigh. When carrying out passive leg-lifting experiment, the tradition method is that medical personnel manually lift the leg for the patient and bend the leg, but this can consume a lot of manpowers undoubtedly, increases medical care cost to can not be accurate make the patient reach some predetermined positions.

At present, some hospital beds can also carry out passive leg lifting tests, but most of the hospital beds cannot automatically realize the passive leg lifting tests of patients, and more medical staff are needed for auxiliary operation, so that the hospital beds are inconvenient to be practically applied to clinic, and therefore, the conventional passive leg lifting test method needs to be improved.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a sliding type leg linkage mechanism and a sickbed.

The utility model discloses a sliding type leg linkage mechanism which comprises a bedstead, a seat plate assembly, a thigh plate assembly, a shank plate assembly, a thigh plate driving piece and a shank plate driving assembly, wherein the thigh plate driving piece is connected with the shank plate assembly; the seat plate assembly is mounted on the bedstead, the thigh plate assembly is rotatably connected to the seat plate assembly, and the shank plate assembly is rotatably connected to the thigh plate assembly; the thigh plate driving piece is mutually connected with the bedstead and the thigh plate component; the shank plate driving assembly comprises a shank plate driving piece, a supporting rod and a connecting rod, and two ends of the supporting rod are respectively installed on the shank plate assembly and the bedstead in a sliding mode; the connecting rod is rotatably connected with the supporting rod and the bedstead.

Optionally, pulleys are mounted at two ends of the supporting rod, a chute frame is arranged on the lower leg plate assembly, and the pulley at one end of the supporting rod is connected to the chute frame in a sliding mode.

Optionally, the thigh plate driving part adopts an electric push rod, the electric push rod is rotatably installed on the bed frame, and a rod body of the electric push rod is rotatably connected to the thigh plate assembly.

Optionally, the shank plate driving part adopts an electric push rod, the electric push rod is rotatably installed on the bed frame, and a rod body of the electric push rod is rotatably connected to the supporting rod.

Optionally, the seat board assembly comprises a seat board frame and a seat board, and the seat board is mounted on the seat board frame.

Optionally, the thigh plate assembly comprises a thigh plate frame and a thigh plate, the thigh plate being mounted on the thigh plate frame.

Optionally, the calf plate assembly comprises a calf plate frame and a calf plate mounted on the calf plate frame.

The sickbed disclosed by the utility model comprises the sliding type leg linkage mechanism, and further comprises an underframe and a jacking mechanism, wherein the jacking mechanism is arranged between the underframe and the bedstead and is respectively connected with the underframe and the bedstead.

Optionally, the jacking mechanism includes a jacking member, a jacking arm and a sliding rod, the sliding rod is slidably connected to the base frame, the jacking arm is rotatably connected to the sliding rod and the bed frame, and the jacking member is connected to the bed frame and the jacking arm.

Optionally, a guard plate is mounted on the seat plate assembly.

The beneficial effect of this application lies in: when the thigh and the shank of the patient are lifted to a certain angle together, the thigh plate driving part and the shank plate driving part work simultaneously to drive the thigh plate frame and the shank plate frame to rotate relative to the seat plate frame at the same time, so that the thigh and the shank of the patient can be rotated simultaneously. When the patient's shank needs to be rotated independently, the shank plate driving part works independently, and under the combined action of the supporting rod and the connecting rod, the shank plate frame rotates the shank plate frame, so that the purpose of independent rotation of the patient's shank is realized. Consequently, slidingtype shank link gear and sick bed of this application can help the patient to realize the position transform, and the operational safety is higher to save resources such as the manpower of doctorsing and nurses more, rescue efficiency is also higher.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic view of the overall structure of a sliding type leg link mechanism;

FIG. 2 is a schematic structural view of the seat plate assembly, thigh plate assembly and calf plate assembly;

fig. 3 is a schematic overall structure diagram of the hospital bed;

fig. 4 is a schematic view of the connection structure of the jacking mechanism with the underframe and the bed frame.

Description of reference numerals: 1. a chassis; 11. a rolling member; 12. a limiting groove; 2. a bed frame; 3. a seat plate assembly; 31. a seat plate frame; 32. a seat plate; 4. a thigh panel assembly; 41. a thigh panel frame; 42. a thigh panel; 5. A shank plate assembly; 51. a calf plate frame; 52. a shank plate; 53. a chute frame; 6. a thigh plate drive; 7. A calf plate drive assembly; 71. a shank plate drive member; 72. a support bar; 73. a connecting rod; 74. a pulley; 8. a jacking mechanism; 81. a jacking piece; 82. a jacking arm; 83. a slide bar; 9. and (4) protecting the plate.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the utility model. That is, in some embodiments of the utility model, such implementation details are not necessary. In addition, for the purpose of simplifying the drawings, certain well-known and conventional structures and components are shown in the drawings in a simplified schematic manner.

It should be noted that all the directional indications such as up, down, left, right, front and rear … … in the embodiment of the present invention are only used to explain the relative positional relationship, movement, etc. between the components in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indication is changed accordingly.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to order or sequence, and do not limit the present invention, but only distinguish the elements or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings:

referring to fig. 1 and 2, a sliding leg linkage disclosed for an embodiment of the present application includes a bed frame 2, a seat assembly 3, a thigh plate assembly 4, a calf plate assembly 5, a thigh plate driving member 6, and a calf plate driving member 7. The seat plate assembly 3 comprises a seat plate frame 31 and a seat plate 32, the seat plate 32 is fixedly arranged on the seat plate frame 31, the seat plate frame 31 is fixedly arranged on the bedstead 2, the thigh plate assembly 4 comprises a thigh plate frame 41 and a thigh plate 42, the thigh plate 42 is fixedly arranged on the thigh plate frame 41, and the thigh plate frame 41 is rotatably arranged on the seat plate frame 31 through a pin shaft, so that the thigh plate frame 41 can rotate relative to the seat plate frame 31; in addition, the calf plate assembly 5 comprises a calf plate frame 51 and a calf plate 52, the calf plate 52 is fixedly arranged on the calf plate frame 51, and the calf plate frame 51 is rotatably arranged on the thigh plate frame 41 through a pin shaft, so that the calf plate frame 51 can rotate relative to the thigh plate frame 41; the sitting plate 32, the thigh plate 42 and the shank plate 52 are respectively used for supporting the buttocks, the thighs and the shanks of the human body, and the thigh plate frame 41 and the shank plate frame 51 can rotate to drive the corresponding parts of the human body to rotate.

Referring to fig. 1, in this embodiment, the thigh plate driving member 6 is an electric push rod, which is rotatably installed on the bed frame 2, and the end of the rod thereof is rotatably connected to the thigh plate frame 41 through a support, and when the rod of the electric push rod extends and retracts, the rod of the electric push rod can drive the thigh plate frame 41 to rotate relative to the seat plate frame 31.

Referring to fig. 1 and 2, the calf plate driving assembly 7 comprises a calf plate driving member 71, a supporting rod 72 and a connecting rod 73, wherein pulleys 74 are rotatably mounted at both ends of the supporting rod 72, the calf plate frame 51 and the bedstead 2 are respectively provided with a chute frame 53, and the pulleys 74 at both ends of the supporting rod 72 are respectively slidably mounted in the chute frame 53 on the calf plate frame 51 and the chute frame 53 on the bedstead 2; one end of the connecting rod 73 is rotatably installed on the bedstead 2 through a support, and the other end is rotatably connected to the middle position of the supporting rod 72 through a pin; in this embodiment, the lower leg plate driving member 71 is an electric push rod rotatably mounted on the bed frame 2, and an end of a rod body of the electric push rod is rotatably connected to the support rod 72 through a pin; when the shaft of the electric putter is extended or contracted, the pulleys 74 at both ends of the support rod 72 slide in the two chute frames 53, respectively, so that the calf plate frame 51 can be rotated relative to the thigh plate frame 41. Further, by operating the lower leg plate driver 71 and the thigh plate driver 6 simultaneously, it is possible to rotate the thigh plate frame 41 and the lower leg plate frame 51 simultaneously with respect to the seat plate frame 31, that is, to rotate the thigh and the lower leg simultaneously about the hip joint.

Referring to fig. 3 and 4, the embodiment of the present application further discloses a hospital bed, which includes the sliding leg linkage mechanism, further includes an underframe 1, a jacking mechanism 8 and a guard plate 9, wherein the underframe 1 is disposed below the bed frame 2, the underframe 1 is provided with a limiting groove 12, and the underframe 1 is connected with the bed frame 2 through the jacking mechanism 8; the jacking mechanism 8 comprises two jacking pieces 81, two jacking arms 82 and four sliding rods 83, wherein the two jacking pieces 81 and the two sliding rods 83 are provided, the four jacking arms 82 are provided, pulleys are rotatably mounted at the two ends of each sliding rod 83, and the pulleys at the two ends of each sliding rod 83 are respectively connected in the limiting grooves 12 at the two sides of the underframe 1 in a sliding manner; one end of the jacking arm 82 is rotatably connected to the sliding rod 83, the other end of the jacking arm 82 is rotatably connected to the bedstead 2, and the two jacking arms 82 are symmetrically arranged with respect to the vertical plane; in this embodiment, the jacking piece 81 adopts electric putter, and this electric putter rotates and installs on bedstead 2, and the tip of electric putter's pole body passes through the connecting seat and rotates with jacking arm 82 to be connected, thereby electric putter circular telegram is flexible, can drive jacking arm 82 and rotate, thereby drives bedstead 2 and reciprocates for chassis 1.

Referring to fig. 1, for the convenience to the whole removal of sick bed, still install a plurality of rolling members 11 on chassis 1, in this embodiment, rolling member 11 adopts the universal wheel, and chassis 1 supports subaerial through the universal wheel to the staff can be convenient promote the sick bed subaerial, remove the position that needs with the sick bed, and in addition, backplate 9 is provided with two, and installs respectively in the both sides of sitting grillage 31, and backplate 9 can play the guard action to the patient of lying on the sick bed.

The implementation principle and the beneficial effect of the application are that when the thigh and the shank of the patient are raised to a certain angle together, the thigh plate driving part 6 and the shank plate driving part 71 work simultaneously to drive the thigh plate frame 41 and the shank plate frame 51 to rotate relative to the seat plate frame 31 at the same time, so that the thigh and the shank of the patient are rotated simultaneously. When the patient's lower legs need to be rotated independently, the lower leg plate driving part 71 works independently, and under the combined action of the supporting rod 72 and the connecting rod 73, the lower leg plate frame 51 rotates the upper leg plate frame 41, so that the purpose that the patient's lower legs rotate independently is achieved. Consequently, slidingtype shank link gear and sick bed of this application can help the patient to realize the position transform, and the operational safety is higher to save resources such as the manpower of doctorsing and nurses more, rescue efficiency is also higher.

The above is merely an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A sliding type leg linkage mechanism comprises a bed frame (2), a seat plate assembly (3), a thigh plate assembly (4) and a shank plate assembly (5), and is characterized by further comprising a thigh plate driving part (6) and a shank plate driving assembly (7);

the seat plate assembly (3) is installed on the bedstead (2), the thigh plate assembly (4) is rotatably connected to the seat plate assembly (3), and the shank plate assembly (5) is rotatably connected to the thigh plate assembly (4);

the thigh plate driving piece (6) is mutually connected with the bedstead (2) and the thigh plate component (4); the shank plate driving assembly (7) comprises a shank plate driving piece (71), a supporting rod (72) and a connecting rod (73), and the supporting rod (72) is respectively installed on the shank plate assembly (5) and the bedstead (2) in a sliding mode; the connecting rod (73) is rotatably connected with the supporting rod (72) and the bedstead (2).

2. The sliding leg linkage mechanism according to claim 1, wherein pulleys (74) are mounted at both ends of the support rod (72), a chute frame (53) is arranged on the calf plate assembly (5), and the pulley (74) at one end of the support rod (72) is slidably connected to the chute frame (53).

3. Sliding leg linkage according to claim 1 or 2, wherein the thigh plate drive (6) is an electric push rod which is rotatably mounted on the bed frame (2), the shaft of which is rotatably connected to the thigh plate assembly (4).

4. The sliding leg linkage according to claim 1 or 2, wherein the lower leg plate drive (71) is an electric push rod rotatably mounted on the frame (2), and a shaft of the electric push rod is rotatably connected to the support rod (72).

5. The sliding leg linkage according to claim 1 or 2, wherein the seat plate assembly (3) comprises a seat plate frame (31) and a seat plate (32), the seat plate (32) being mounted on the seat plate frame (31).

6. Sliding leg linkage according to claim 1 or 2, wherein the thigh plate assembly (4) comprises a thigh plate frame (41) and a thigh plate (42), the thigh plate (42) being mounted on the thigh plate frame (41).

7. The sliding leg linkage according to claim 1 or 2, wherein the lower leg plate assembly (5) comprises a lower leg plate frame (51) and a lower leg plate (52), the lower leg plate (52) being mounted on the lower leg plate frame (51).

8. A hospital bed comprising the sliding leg linkage according to any of claims 1-6, further comprising an undercarriage (1) and a jacking mechanism (8), wherein the jacking mechanism (8) is mounted between the undercarriage (1) and the frame (2) and is connected to the undercarriage (1) and the frame (2), respectively.

9. The hospital bed according to claim 8, wherein the jacking mechanism (8) comprises a jacking member (81), a jacking arm (82) and a sliding rod (83), the sliding rod (83) is slidably connected to the base frame (1), the jacking arm (82) is rotatably connected to the sliding rod (83) and the bed frame (2), and the jacking member (81) is connected to the bed frame (2) and the jacking arm (82).

10. The hospital bed according to claim 8, characterized in that a guard plate (9) is mounted on the seat plate assembly (3).