CN110801356A - Multifunctional sickbed with leg support - Google Patents

Abstract

The invention discloses a multifunctional hospital bed with leg support, comprising a bed body, wherein the bed body comprises a first bed board, a second bed board and a third bed board which are arranged in sequence along the length direction thereof; One end is connected to one end of the second bed board through the rotation shaft of the bed board, and the other end of the second bed board is slidably embedded with a third bed board, and the sliding direction is the length direction of the bed body; Armrest fixing shafts are installed on the adjacent two sides, and armrest support rods are installed through rotation of the armrest fixing shafts. The rotation axis and the rotation axis of the first bed board are both perpendicular to the length direction of the bed body; the bottom of the second bed board is provided with four support feet and push-and-telescopic components. The invention integrates lying, half lying, sitting and leg support, and can improve the comfort of patients.

Description

A multifunctional hospital bed with leg support

technical field

The invention relates to a multifunctional sickbed, in particular to a multifunctional sickbed with leg supports, belonging to the technical field of sickbed applications.

Background technique

At present, the function of the existing hospital bed is relatively simple, either only used as a rest for the patient, or for simple detection and treatment. For patients with leg fractures and injuries, they need additional leg support to lift the leg. High, when you need to go out, you need to move to the wheelchair before you can go out. However, it is inconvenient to stretch the patient's legs when using the wheelchair, and the comfort is poor. The additional leg support frame takes up a lot of space and is not conducive to storage. . Therefore, in view of the above problems, a multifunctional hospital bed with leg support is proposed, which integrates lying, semi-lying, sitting, and leg support to improve the comfort of patients.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a multifunctional hospital bed with leg support in order to solve the above problems.

The present invention achieves the above object through the following technical solutions,

A multifunctional hospital bed with leg support, comprising a bed body, the bed body comprising a first bed board, a second bed board and a third bed board arranged in sequence along its length direction; one end of the first bed board passes through the bed board rotating shaft One end of the second bed plate is rotatably connected, and the other end of the second bed plate is slidably embedded with a third bed plate, and the sliding direction is the length direction of the bed body; the two sides adjacent to the first bed plate and the second bed plate An armrest fixing shaft is installed on the armrest, and an armrest support rod is installed through the rotation of the armrest fixing shaft. The armrest support rod is angled or parallel to the second bed board through rotation. The rotation axis of a bed board is perpendicular to the length direction of the bed body;

The bottom of the second bed board is installed with four support feet and a push-and-telescopic assembly, the push-and-telescopic assembly is arranged between the four support feet, and includes a first rotating motor, a telescopic rotating shaft and a telescopic sleeve, and the first rotating motor is installed At the bottom of the second bed, its output shaft is connected to one end of the telescopic rotating shaft, and the other end of the telescopic rotating shaft is threadedly sleeved with a telescopic sleeve, and the telescopic sleeve slides along the length of the bed with the rotation of the telescopic rotating shaft. Relative to the end of the rotating motor that is far away from the first bed plate, the telescopic sleeve is fixedly connected to the installation base, the bottom of the installation base is provided with a bottom wheel, and the bottom of the bottom wheel and the bottom of the support foot are located on the same plane. The top of one end of the installation base close to the first bed board is slidably connected to the guide groove at the bottom of the second bed body, the top of the other end of the installation base plate is provided with two leg support blocks at intervals, and each leg support block is installed by a height telescopic assembly on the mounting base plate;

The height telescopic assembly includes a fixed shell, a sleeve, a connecting rod, a threaded column, a bearing, an adjusting rod and a height drive gear set. A connecting rod is slidably sleeved on the top of the sleeve, and a leg support block is installed on the top of the connecting rod, which is a hollow structure, and the inner wall is provided with a threaded structure. It is located inside the sleeve and extends into the connecting rod, and is threadedly connected to the threaded structure on the connecting rod. The height driving gear set is meshed and connected to one end of the adjusting rod located inside the fixed shell, the adjusting rod is rotatably connected to the fixed shell through a bearing, and the other end of the adjusting rod is penetrated above the fixed shell.

Preferably, one end of the bed plate rotating shaft is located on the outer side of the first bed plate and the second bed plate, and is connected to the second rotating motor, and the second rotating motor is installed on the second bed plate.

Preferably, the adjusting rod is connected to a third rotating motor, and the third rotating motor is mounted on the fixed casing.

Preferably, the armrest support rod is a telescopic structure, including a fixed sleeve rod, a threaded sleeve and a telescopic sleeve rod, one end of the fixed sleeve rod is rotatably connected to the handrail fixed shaft, and a threaded sleeve is rotatably sleeved inside the threaded sleeve. One end close to the fixed shaft of the handrail is sleeved with a first bevel gear, the first bevel gear is meshed with the second bevel gear, the axle of the second bevel gear rotates and passes through a fixed sleeve rod, and the fixed sleeve rod is away from the first bevel gear. A fourth rotating motor is installed on the side of the bed plate, the fourth rotating motor is installed outside the fixed sleeve rod, one end of the telescopic sleeve rod is embedded in the fixed sleeve rod through the other end of the fixed sleeve rod, and the threaded sleeve is inserted into the fixed sleeve rod. It is arranged outside the threaded sleeve, and the telescopic sleeve rod is slidably connected with the fixed sleeve rod.

Preferably, the height telescopic assembly is installed on the installation base plate through a horizontal sliding drive assembly, the horizontal sliding drive assembly includes a fixed base, a horizontal drive motor, a driving gear, a driven gear and two driving slides, the fixed base is installed On the top of the installation base plate, a driving gear and a driven gear that mesh with each other are rotatably installed therein, the horizontal driving motor is installed on the top, the output shaft of the horizontal driving motor is connected to the driving gear, and the two driving slides are respectively arranged on the driving gear On the opposite sides of the driven gear, one of the driving slides is engaged with the driving gear, the other is engaged with the driven gear, and the two driving slides are slidably connected with the fixed base. The sliding direction is perpendicular to the length direction of the bed. The top of the driving slide bar passes out of the fixed base through the sliding opening on the top surface of the fixed base, and is respectively connected with the fixed shells in the two height telescopic assemblies, and the fixed shells are slidably installed on the fixed base through the driving slide bar.

Preferably, the top surface of the third bed board is an elastic air bag.

Preferably, the bottom of the third bed plate is provided with an accommodating groove into which the leg support block can be embedded.

Preferably, a support wheel is installed at the bottom of the support rod, and the support wheel has a braking structure.

Preferably, the second bed board is provided with fixed armrests on two adjacent sides of the first bed board.

Preferably, the top surface of the leg support block is a concave arc structure, and the outer layer is wrapped with a rubber pad.

Compared with the prior art, the beneficial effects of the present invention are:

In the present invention, the first bed plate is connected to the second bed plate by rotation, and the third bed plate is slidably connected to the second bed plate, so that the device can be used as a common hospital bed for lying down, and can also be used as a seat for sitting and standing, and can also be used as a semi-recumbent; The legs of the patient are supported by the setting of the leg support block, which is convenient for the patient to stretch their legs when they are sitting, and realize the leg elevation with the height telescopic assembly when lying down. The leg support block is installed on the sliding connection of the second bed board On the base, the leg support block can be pulled out when needed, and stored at the bottom of the second bed when not in use, so that the present invention is not affected when used as a chair and is convenient to carry. Therefore, the hospital bed designed in the present invention has multiple functions, can be used for lying and sitting, and has a leg support function, which is convenient to use and has good practicability.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

FIG. 1 is a schematic structural diagram of the first embodiment of the present invention when used as a hospital bed.

FIG. 2 is a schematic structural diagram of the third bed board when it is stored in the first embodiment of the present invention.

FIG. 3 is a schematic structural diagram of the guide groove of the present invention.

FIG. 4 is a schematic structural diagram of a highly telescopic assembly of the present invention.

FIG. 5 is a schematic structural diagram of the second embodiment of the present invention when used as a reclining chair.

FIG. 6 is a schematic structural diagram of the horizontal sliding drive assembly of the present invention.

7 is a schematic structural diagram of a handrail support rod of the present invention.

In the figure: the first bed plate 1, the bed plate rotating shaft 11, the second rotating motor 12, the second bed plate 2, the fixed armrest 21, the guide groove 22, the guide block 221, the third bed plate 3, the armrest support rod 4, the armrest fixed shaft 41, Fixed sleeve rod 42, threaded sleeve 43, telescopic sleeve rod 44, first bevel gear 45, second bevel gear 46, fourth rotating motor 47, support foot 5, push telescopic assembly 6, first rotating motor 61, telescopic shaft 62 , telescopic sleeve 63, mounting base 7, bottom wheel 71, connecting column 72, height telescopic assembly 8, fixed shell 81, sleeve 82, connecting rod 83, threaded column 84, bearing 85, height drive gear set 86, adjusting rod 87 , the third rotating motor 88 , the leg support block 9 , the horizontal sliding drive assembly 10 , the fixed base 101 , the driving gear 102 , the driven gear 103 , the driving slider 104 , the horizontal driving motor 105 , and the sliding port 106 .

Detailed ways

In order to make the purpose, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the following The described embodiments are only some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

The technical solutions of the present invention are further described below with reference to the accompanying drawings and through specific embodiments.

In the description of the present invention, it should be understood that the orientations or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on those shown in the accompanying drawings The orientation or positional relationship is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

Please refer to FIGS. 1-4 , a multifunctional hospital bed with leg support, including a bed body including a first bed board 1 , a second bed board 2 and a third bed board arranged in sequence along its length direction 3. One end of the first bed plate 1 is connected to one end of the second bed plate 2 through the bed plate rotating shaft 11, and the other end of the second bed plate 2 is slidably embedded with a third bed plate 3, and the sliding direction is the length direction of the bed body. ; Through the rotation of the first bed board 1 relative to the second bed board 2, the first bed board 1 and the second bed board 2 can be made parallel to facilitate the patient to lie down, and the first bed board 1 and the second bed board 2 can be used as a backrest at an angle. The patient can be half-lying or sitting, while the third bed board 3 can be hidden on the second bed board 2 and pulled out when needed, so that the first bed board 1 and the second bed board 2 can form a complete patient-friendly The bed body for lying down, in other words, the present invention can be used as both a hospital bed and a seat. Preferably, the second bed board 2 is provided with fixed handrails 21 on the adjacent two sides of the first bed board 1 to improve the stability of the device and prevent the patient from falling; A bed board 1 and the outer side of the second bed board 2 are connected with a second rotating motor 12 at one end. The second rotating motor 12 is installed on the second bed board 2, preferably at the bottom of the second bed board 2, through the conveyor belt assembly Or the gear set is connected to the rotation shaft 11 of the bed plate, so that the first bed plate 1 is rotated relative to the second bed plate 2 through the second rotating motor 12; the top surface of the third bed plate 3 is an elastic air bag, so that the top surface of the third bed plate 3 It can be flush with the top surface of the second bed board 2 to improve the comfort of using the device as a hospital bed; in another embodiment of the present invention, the first bed board 1 is a telescopic structure, wherein the fixed end is connected to the second bed board 2. Adjust the length of the bed body and the height of the backrest when the first bed board 1 is used as a backrest by means of telescoping.

An armrest fixing shaft 41 is installed on the adjacent two sides of the first bed board 1 and the second bed board 2, and an armrest support rod 4 is installed through the rotation of the armrest fixing shaft 41. The second bed board 2 is angled or parallel to the second bed board 2, and the rotation axis of the armrest support rod 4 and the rotation axis of the first bed board 1 are both perpendicular to the length direction of the bed body; When used as a hospital bed or semi-reclining, the armrest support bar 4 can support the first bed board 1, and when used as a seat, the armrest support bar 4 can be used as an armrest, in other words, the armrest support bar 4 can support the ground or be located in the first bed Just above the second bed board 2 for the patient to place the arm.

The bottom of the second bed board 2 is provided with four supporting feet 5 and a push-and-telescopic assembly 6 . The four support feet 5 are used to support the second bed board 2, and together with the armrest support rod 4 supported on the ground support the device, so as to improve the stability of the device when it is used as a hospital bed or a semi-recumbent. The push-and-telescopic assembly 6 is disposed between the four support feet 5 , and includes a first rotating motor 61 , a telescopic rotating shaft 62 and a telescopic sleeve 63 , the first rotating motor 61 is installed on the bottom of the second bed board 2 , and the first The output shaft of the rotating motor 61 is connected to one end of the telescopic rotating shaft 62 . The telescopic rotating shaft 62 is preferably rotatably mounted on the bottom of the second bed 2 through a bearing 85 . The other end of the telescopic rotating shaft 62 is provided with a telescopic sleeve 63 on the threaded sleeve 43 . , the telescopic sleeve 63 slides along the length direction of the bed with the rotation of the telescopic shaft 62 , and is far from the end of the first bed board 1 relative to the first rotating motor 61 , and the installation base 7 is fixedly connected to the telescopic sleeve 63 , In order to drive the mounting base 7 to extend out of the bottom of the second bed board 2 or be stored at the bottom of the second bed board 2, the bottom of the mounting base 7 is provided with a bottom wheel 71, and the bottom of the bottom wheel 71 is located at the same bottom of the support foot 5. On the plane, in order to facilitate the sliding of the installation base 7 and support the installation base 7, the top of one end of the installation base 7 close to the first bed board 1 is slidably connected to the guide groove 22 at the bottom of the second bed body. Specifically, the installation base 7 The top of the bed is provided with a connecting column 72, the top of the connecting column 72 is fixed with a guide block 221, and the guide block 221 is slidably engaged in the guide groove 22. Preferably, the bottom of the second bed is spaced with Two guide grooves 22, the top of the other end of the installation base plate is provided with two leg support blocks 9 at intervals, and each leg support block 9 is installed on the installation base plate through the height telescopic assembly 8 to pass the two leg support blocks 9. To support the patient's legs, preferably, the top surface of the leg support block 9 is a concave arc-shaped structure, and the outer layer is wrapped with rubber pads to improve the comfort of the legs when they are placed.

In the present invention, the leg support block 9 is installed on the installation base 7 through the height expansion and contraction assembly 8, and its height can be adjusted according to the needs of use, so as to meet different leg placement height requirements, wherein the height expansion and contraction assembly 8. It includes a fixed shell 81, a sleeve 82, a connecting rod 83, a threaded column 84, a bearing 85, an adjustment rod 87 and a height drive gear set 86. The fixed shell 81 is fixed on the installation base plate, and the top of the fixed shell 81 is fixed with the sleeve. A connecting rod 83 is slidably sleeved on the top of the sleeve 82, and a leg support block 9 is installed on the top of the connecting rod 83, which is a hollow structure, and the inner wall is provided with a threaded structure. There is a threaded post 84, one end of the threaded post 84 is located inside the sleeve 82 and extends into the connecting rod 83, and is threadedly connected with the threaded structure on the connecting rod 83, and the other end of the threaded post 84 passes through the bearing 85 It is rotatably connected with the fixed shell 81 and extends out of the inside of the fixed shell 81 , and is engaged with the end of the adjustment rod 87 located inside the fixed shell 81 through the height driving gear set 86 , and the adjustment rod 87 is rotatably connected and fixed through the bearing 85 . The other end of the shell 81 is penetrated above the fixed shell 81 . In the height telescopic assembly 8 , the height driving gear set 86 is rotated by rotating the adjusting rod 87 , thereby driving the threaded column 84 to rotate, and the threaded column 84 further promotes the connecting rod 83 to slide up and down relative to the sleeve 82 , thereby urging the leg support block 9 It can be lifted and lowered to adjust the height. In addition, when the third bed board 3 needs to be unfolded, the leg support block 9 can support the third bed board 3 through the lifting and lowering of the leg support block 9, thereby making the bed stable. Preferably, the bottom of the third bed board 3 is provided with an accommodating groove into which the leg support block 9 can be embedded, so that the leg support block 9 is fixed to the third bed board 3. At this time, the third bed board 3 is opposite to the second bed board 3. The pulled-out length of the bed board 2 can be adjusted by pushing the telescopic assembly 6, so as to adjust the length of the bed body as required.

Further, please refer to FIGS. 5-7 , in the second embodiment of the present invention, the adjusting rod 87 is connected to a third rotating motor 88 , and the third rotating motor 88 is installed on the fixed shell 81 to pass through the third rotating motor 88 . The three-rotation motor 88 drives the leg support block 9 to rise and fall. Further, the height telescopic assembly 8 is installed on the installation base plate through a horizontal sliding drive assembly 10, and the horizontal sliding drive assembly 10 includes a fixed base 101, a horizontal drive motor 105, a driving gear 102, a driven gear 103 and two driving slides. bar 104, the fixed base 101 is installed on the top of the installation bottom plate, the driving gear 102 and the driven gear 103 are rotatably installed in it, the horizontal driving motor 105 is installed on the top, and the output of the horizontal driving motor 105 The shaft is connected to the driving gear 102, and the two driving slides 104 are respectively arranged on opposite sides of the driving gear 102 and the driven gear 103. One of the driving slides 104 is engaged with the driving gear 102, and the other driving slide 104 is meshed with the driven gear 103. The two driving slide bars 104 are slidably connected with the fixed base 101, and the sliding direction is perpendicular to the length direction of the bed. The fixed casing 81 in the height telescopic assembly 8 is connected, and the fixed casing 81 is slidably mounted on the fixed base 101 through the driving slide bar 104; the horizontal sliding driving assembly 10 drives the driving gear 102 to drive the driven gear 103 through the horizontal driving motor 105. Rotating, the fixed shell 81 can slide along the width direction of the bed body by driving the sliding bar 104 to engage and connect the driving gear 102 and the driven gear 103, so as to adjust the position of the leg support block 9 along the width direction of the bed body, for example , when the mounting base 7 slides out and the leg support block 9 is located on the outside of the second bed board 2, the distance between the two leg support blocks 9 is adjusted to accommodate the placement of the legs of patients of different sizes, and at the same time, the patient The legs of the patient can be opened, and combined with the lifting action of the height telescopic assembly 8, the legs of the patient can be raised. At this time, the lower body of the patient can be exposed, which is convenient for medical personnel to check and treat the lower body of the patient, such as gynecological flushing, taking White belt etc; The position of the leg support block 9 can make the leg support block 9 contact the upper limb of the patient, and can support the upper limb of the patient, which is convenient for medical personnel to check the upper limb of the patient. It can be rocked up and down with the leg support block 9, so that the joints of the upper limbs of the patient can be rotated, and the training of hand function rehabilitation can be realized. During the hand training, hand straps can be equipped, and this method can be performed in a lying or horizontal position. Can be done sitting. Preferably, the bottom of the fixed shell 81 has balls, and the fixed base 101 is connected to the fixed base 101 by rolling the balls, so as to facilitate the horizontal movement of the fixed shell 81 .

Further, in the third embodiment of the present invention, the armrest support rod 4 is a telescopic structure, including a fixed sleeve rod 42, a threaded sleeve 43 and a telescopic sleeve 63 rod 44, and one end of the fixed sleeve rod 42 is rotatably connected The armrest fixing shaft 41 is rotatably sleeved with a threaded sleeve 43 , and one end of the threaded sleeve 43 close to the armrest fixing shaft 41 is sleeved with a first bevel gear 45 , and the first bevel gear 45 is engaged with the second bevel gear 46 . , the axle of the second bevel gear 46 rotates through the fixed sleeve rod 42, and the fixed sleeve rod 42 is on the side of the first bed plate 1 away from, and is installed with a first bevel gear 47, the first bevel gear 47 Installed outside the fixed sleeve rod 42, one end of the telescopic sleeve 63 rod 44 is embedded in the fixed sleeve rod 42 through the other end of the fixed sleeve rod 42, and the threaded sleeve 43 is provided outside the threaded sleeve 43, the telescopic sleeve 63 The rod 44 is slidably connected with the fixed sleeve rod 42 to adjust the length of the armrest support rod 4 according to the inclination of the first bed board 1 relative to the second bed board 2 through the above arrangement, so that the armrest support rod 4 can be supported on the ground.

Further, a support wheel is installed at the bottom of the support foot 5, and the support wheel has a braking structure to facilitate the movement of the device, so that the device can also be used as a wheelchair. Preferably, a roller is installed at the end of the armrest support rod 4 that is not connected to the first bed body to cooperate with the use of the support wheel and the bottom wheel 71 so that the present invention can also facilitate the movement of the present invention when it is used as a hospital bed.

It should be noted that this application also includes a controller and a control switch button. Each motor is connected to the controller and can run under the control of the controller. The control switch button can control the operation of each motor. The components and modules are in the prior art, which can be fully realized by those skilled in the art. It is needless to mention that the content protected by the present invention does not involve improvements to software and methods.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and scope of the same requirements are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

As mentioned above, the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand: The technical solutions described in the embodiments are modified, or some technical features thereof are equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. The utility model provides a multi-functional sick bed with leg supports, includes the bed body, its characterized in that: the bed body comprises a first bed board, a second bed board and a third bed board which are sequentially arranged along the length direction of the bed body; one end of the first bed board is rotatably connected with one end of the second bed board through a bed board rotating shaft, a third bed board is embedded in the end part of the other end of the second bed board in a sliding mode, and the sliding direction is the length direction of the bed body; the handrail fixing shafts are arranged on two adjacent side surfaces of the first bed board and the second bed board, handrail supporting rods are rotatably arranged through the handrail fixing shafts, the handrail supporting rods form an angle with the second bed board or are parallel to the second bed board through rotation, and the rotation axis of the handrail supporting rods and the rotation axis of the first bed board are perpendicular to the length direction of the bed body;

the bottom of the second bed plate is provided with four supporting legs and a pushing telescopic assembly, the pushing telescopic assembly is arranged between the four supporting legs and comprises a first rotating motor, a telescopic rotating shaft and a telescopic sleeve, the first rotating motor is arranged at the bottom of the second bed plate, an output shaft of the first rotating motor is connected with one end of the telescopic rotating shaft, the other end of the telescopic rotating shaft is in threaded sleeve connection with the telescopic sleeve, the telescopic sleeve slides along the length direction of the bed body along with the rotation of the telescopic rotating shaft and is far away from the end of the first bed plate relative to the rotating motor, an installation base is fixedly connected on the telescopic sleeve, the bottom of the installation base is provided with a bottom wheel, the bottom of the bottom wheel and the bottom of the supporting legs are positioned on the same plane, the top of one end of the installation base close to the first bed plate is in sliding connection with a guide groove at the bottom of the, each leg supporting block is arranged on the mounting base plate through a height telescopic assembly;

the height telescopic component comprises a fixed shell, a sleeve, a connecting rod, a threaded column, a bearing, an adjusting rod and a height driving gear set, the fixed shell is fixedly connected on the mounting bottom plate, the top of the connecting rod is fixedly connected with the sleeve, the top end of the sleeve is sleeved with the connecting rod in a sliding manner, the top of the connecting rod is provided with a leg supporting block, which is a hollow structure, the inner wall of which is provided with a thread structure, the sleeve is provided with a thread column in a sliding way, one end of the thread column is positioned inside the sleeve and extends into the connecting rod, and is in threaded connection with the threaded structure on the connecting rod, the other end of the threaded column is in rotary connection with the fixed shell through a bearing, and extends out of the fixed shell, and is meshed with one end of the adjusting rod positioned at the inner side of the fixed shell through the height driving gear set, the adjusting rod is rotatably connected with the fixed shell through a bearing, and the other end of the adjusting rod penetrates through the upper portion of the fixed shell.

2. The multi-function hospital bed with leg support of claim 1 wherein: one end of the bed plate rotating shaft is located on the outer sides of the first bed plate and the second bed plate, and the second rotating motor is connected to the one end of the bed plate rotating shaft and installed on the second bed plate.

3. The multi-function hospital bed with leg support of claim 1 wherein: the adjusting rod is connected with a third rotating motor, and the third rotating motor is installed on the fixed shell.

4. The multi-function hospital bed with leg support of claim 1 wherein: the handrail bracing piece is extending structure, including fixed loop bar, thread bush and flexible loop bar, the one end of fixed loop bar is rotated and is connected the handrail fixed axle, and the thread bush has been cup jointed in its internal rotation, the one end that the thread bush is close to the handrail fixed axle has cup jointed first bevel gear, first bevel gear meshing connects second bevel gear, fixed loop bar is worn to establish by second bevel gear's shaft rotation, and on fixed loop bar deviates from the side of first bed board, and install the fourth and rotate the motor, the fourth rotates the motor and installs outside fixed loop bar, the one end of flexible loop bar is through in the fixed loop bar of other end embedding of fixed loop bar to the thread bush is established outside the thread bush, flexible loop bar and fixed loop bar sliding connection.

5. The multi-function hospital bed with leg support of claim 1 wherein: the height telescopic assembly is arranged on the mounting base plate through a horizontal sliding driving assembly, the horizontal sliding driving assembly comprises a fixed base, a horizontal driving motor, a driving gear, a driven gear and two driving sliding strips, the fixed base is arranged at the top of the mounting base plate, the driving gear and the driven gear which are mutually meshed are rotatably arranged in the fixed base, the horizontal driving motor is arranged at the top, an output shaft of the horizontal driving motor is connected with the driving gear, the two driving sliding strips are respectively arranged at two opposite sides of the driving gear and the driven gear, one driving sliding strip is meshed with the driving gear, the other driving sliding strip is meshed with the driven gear, the two driving sliding strips are in sliding connection with the fixed base, the sliding direction is vertical to the length direction of the bed body, the tops of the two driving sliding strips penetrate out of the fixed base through sliding openings formed in the top surface of the fixed base and are respectively connected with, the fixed shell is slidably mounted on the fixed base through the driving sliding strip.

6. The multi-function hospital bed with leg support of claim 1 wherein: the top surface of the third bed board is an elastic air bag.

7. The multi-function hospital bed with leg support of claim 1 wherein: and the bottom of the third bed board is provided with a containing groove for embedding the leg supporting block.

8. The multi-function hospital bed with leg support of claim 1 wherein: supporting wheels are installed at the bottom of the supporting rod and provided with brake structures.

9. The multi-function hospital bed with leg support of claim 1 wherein: the second bed board is provided with fixed handrails on two adjacent side surfaces of the first bed board.

10. The multi-function hospital bed with leg support of claim 1 wherein: the top surface of the leg supporting block is of a concave arc-shaped structure, and a rubber pad is wrapped outside the leg supporting block.

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