CN116650240A - Auxiliary turning-over mechanism for severe medical department - Google Patents

Abstract

The invention relates to the technical field of auxiliary medical treatment, and provides an auxiliary turning-over mechanism for severe medical department, which comprises a first tubular motor, a second tubular motor, a first lifting mechanism, a second lifting mechanism, a first cloth piece, a second cloth piece, a first placing block and a second placing block.

Description

Auxiliary turning-over mechanism for severe medical department

Technical Field

The invention relates to the technical field of auxiliary medical treatment, in particular to an auxiliary turning-over mechanism for severe medical department.

Background

In ICU, prone position ventilation is one of the important therapeutic measures for patients with moderate and severe Acute Respiratory Distress Syndrome (ARDS), prone position ventilation is "lying" therapy, and a patient is ventilated or mechanically ventilated in prone position by using a turn-over bed, a turn-over device or artificial bare hands, so that the oxygen saturation of blood of the patient can be effectively improved, the lung ventilation/blood flow ratio can be effectively improved, the alveolus with collapsed dorsal side can be well drained under the action of gravity, and the compression of heart and mediastinum on the drooping lung area can be reduced, so that the patient is a safe, simple, economical and effective therapeutic mode.

The duration of prone position ventilation is still controversial, and it is recommended to be no less than 12 hours, but the prone position ventilation should be considered to be terminated at any time when obvious complications (such as malignant arrhythmia or serious hemodynamic instability) occur. The serious medical department patients often have indwelling pipelines such as an oral tracheal cannula and a nasal gastric tube, so that nursing staff is required to pay attention to the state of the cannula at all times in the process of turning over, and secondary damage to the patients caused by the cannula in the process of turning over is avoided while the cannula is prevented from being accidentally pulled out; the patient's head needs to be repositioned after the flip and held in a comfortable position for 12 hours.

Most of the existing turning-over mechanisms can only be used for turning over the body of a patient, the head after turning over is deflected and placed on a sickbed, and nursing staff can place two pillows for raising the head, so that the neck of the patient is prevented from being stressed and the cannula is placed in a place; or the patient is turned over in a purely manual way, and the nursing staff wraps the patient by two sheets and turns over; no way is available for the patient in any existing turning-over mode, so that the comfortable placement of the head can be realized in a long time, and meanwhile, the existing turning-over mechanism is not suitable for turning over the patient with a cannula, and the turning-over in a purely manual mode needs 3-7 persons to finish the turning-over together, thereby being time-consuming and labor-consuming.

Disclosure of Invention

The invention aims to provide an auxiliary turning-over mechanism for severe medical department, which is used for solving the problems.

The embodiment of the invention is realized by the following technical scheme: an auxiliary turning-over mechanism of severe medical science department, the sick bed installation setting of cooperation removal still includes: the first tubular motor is arranged at one side of the movable sickbed, and two ends of the first tubular motor are fixed on the ground through a first vertically arranged lifting mechanism; a second tubular motor arranged on the other side of the movable sickbed, and two ends of the second tubular motor are fixed on the ground through a second vertically arranged lifting mechanism; the first tubular motor and the second tubular motor are detachably connected with a first cloth; the first cloth piece is arranged above the movable sickbed; the sliding block is detachably connected to the sliding block, the first limiting rail and the second limiting rail which are arranged below the sickbed, and the sliding block is arranged between the first limiting rail and the second limiting rail; the first limit rail and the second limit rail are arranged parallel to the moving sickbed and in the same direction with the shaft of the first tubular motor 2; the first placing block and the second placing block are point-symmetrical and comprise a U-shaped rod, a first connecting rod and a second connecting rod, wherein the first connecting rod and the second connecting rod are connected with the U-shaped rod, the first connecting rod is arranged in a sliding mode in the first limiting track, and the second connecting rod is arranged in a sliding mode in the second limiting track; the sliding block is provided with a threaded hole for meshing the screw rod, the threaded hole is matched with the screw rod, one end of the screw rod is connected with the first placing block through a bearing, and the other end of the screw rod is connected with the second placing block through a bearing; the screw rod is driven by the driving mechanism, and the working state of the first tubular motor or the second tubular motor is used for controlling the working state of the screw rod.

Further, a second cloth piece is further arranged, one end of the second cloth piece is detachably connected with one end of the first tubular motor or the first cloth piece, and the other end of the second cloth piece is detachably connected with the other end of the second tubular motor or the first cloth piece; the middle part of the second cloth piece is arranged at the bottom of the movable sickbed; a driving roller is arranged below the first placing block, one end of the driving roller is fixed on the bottom side of the first placing block through a bearing, the other end of the driving roller is fixed on the bottom side of the second placing block through a bearing, the driving roller is connected with a screw rod through a synchronous belt, and the second cloth block is arranged below the driving roller; a friction plate is arranged between the second cloth piece and the driving roller; the driving mechanism is a second cloth.

Further, the driving roller is elastically connected with the first placing block and the second placing block.

Further, along vertical projection direction, first piece of cloth expansion divide into three parts, include respectively: a first cloth piece A which is positioned at the left side of the first tubular motor; the first cloth A is provided with a first air bag, and the first air bag is arranged at the middle lower part of the first cloth A; a first cloth B positioned in the middle of the first tubular motor and the second tubular motor; the first cloth B is provided with a second air bag which is fully distributed with the first cloth B; a first cloth C positioned on the right side of the second tubular motor; the first cloth C is provided with a third air bag which is arranged at the middle lower part of the first cloth C; the first air bag, the second air bag and the third air bag are sequentially communicated.

Further, along the vertical projection direction, the second panel is unfolded and divided into three parts, including respectively: a second cloth piece A positioned on the left side of the first tubular motor; a fourth air bag is arranged on the second cloth piece A; the fourth air bag is communicated with the first air bag through a first valve; the fourth air bag is communicated with the second air bag through a one-way valve; two cloth pieces B positioned between the second tubular motor and the second tubular motor; a second cloth C positioned on the right side of the second tubular motor; a fifth air bag is arranged on the second cloth C and is communicated with the third air bag through a second valve; the third air bag is communicated with the second air bag through a one-way valve.

Further, the first valve is an electromagnetic valve, and the second valve is an electromagnetic valve; and controlling the working states of the first valve and the second valve according to the lifting height of the first cloth.

Further, the first cloth piece and the second cloth piece are detachably connected to the first tubular motor through the magic tape; the first cloth piece and the second cloth piece are detachably connected to the second tubular motor through the magic tape.

Further, the first limit rail and the second limit rail are detachably fixed on the first lifting mechanism or the second lifting mechanism.

The invention has at least the following advantages and beneficial effects:

1: by arranging a movable bed, a first tubular motor, a second tubular motor, a first placing block, a second placing block, a first cloth block, a first lifting mechanism and a second lifting mechanism; utilize first tubular motor and second tubular motor to drive first piece of cloth motion and tighten up, bear the patient, reuse first elevating system and second elevating system come with the patient upwards hold up, reuse first tubular motor and the first piece of cloth of second tubular motor drive simultaneously, make the patient stand up, at this moment, drive sick bed removes, spill first piece of placing or the piece is placed to the second, lower first piece of cloth, make patient's head place on first piece of placing or the piece is placed to the second, avoid the secondary injury of intubate, whole simple process is high-efficient, only need 1 individual just can accomplish, the labour has significantly reduced.

2: the whole equipment and the sickbed can be detachably mounted, and when the equipment is mounted, the special bed replacement is not needed, so that the use cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a turning-over assisting mechanism for critical medicine department according to a first embodiment;

fig. 2 is a schematic structural diagram II of an auxiliary turning-over mechanism for severe medical department according to the first embodiment;

fig. 3 is a schematic structural diagram of an auxiliary turning-over mechanism for severe medical department according to a second embodiment;

fig. 4 is a schematic structural diagram of a turnover assisting mechanism for critical medicine department according to a second embodiment;

fig. 5 is a schematic structural view of a second cloth and a second cloth-free body turning assisting mechanism for critical medical department according to the second embodiment;

fig. 6 is a first working state diagram of an auxiliary turning-over mechanism for severe medical department provided in the second embodiment;

fig. 7 is a second working state diagram of an auxiliary turning-over mechanism for severe medical department according to the second embodiment;

fig. 8 is a third working state diagram of an auxiliary turning-over mechanism for severe medical department provided in the second embodiment;

fig. 9 is a fourth working state diagram of an auxiliary turning-over mechanism for severe medical department provided in the second embodiment;

fig. 10 is a schematic cross-sectional view of a second air bag in a first panel of an assisted turning mechanism for severe medical department according to a third embodiment;

fig. 11 is an expanded view of a first panel in a body turning assisting mechanism for intensive care department according to a third embodiment;

fig. 12 is an expanded view of a second panel in a body turning assisting mechanism for intensive care department according to a third embodiment;

fig. 13 is a working schematic diagram of a second air bag in a body turning assisting mechanism for intensive care department according to a third embodiment;

fig. 14 is a schematic working diagram of a third air bag in a body turning assisting mechanism for intensive care department according to a third embodiment;

fig. 15 is a working state diagram of an auxiliary turning-over mechanism for severe medical department provided in the third embodiment;

fig. 16 is a second working state diagram of an auxiliary turning-over mechanism for severe medical department provided in the third embodiment;

fig. 17 is a third working state diagram of an auxiliary turning-over mechanism for severe medical department according to the third embodiment;

fig. 18 is a fourth working state diagram of an auxiliary turning-over mechanism for severe medical department provided in the third embodiment;

fig. 19 is a fifth working state diagram of an auxiliary turning-over mechanism for severe medical department provided in the third embodiment;

icon: 1-sickbed, 2-first tubular motor, 3-second tubular motor, 4-first cloth piece, 5-first lifting mechanism, 6-second lifting mechanism, 7-universal wheel, 8-slide block, 9-first limit rail, 10-second limit rail, 11-screw rod, 12-first placing block, 13-second placing block, 14-first connecting rod, 15-second connecting rod, 16-U-shaped rod, 17-second cloth piece, 18-driving roller, 100-patient, 200-cannula, 19-second air bag, 20-first air bag, 21-third air bag, 22-fourth air bag, 23-fifth air bag.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

As shown in fig. 1 and 2, in this embodiment, an auxiliary turning-over mechanism for severe medical department is mainly disclosed, and is installed in cooperation with a movable sickbed 1, it should be noted that, the movable sickbed 1 refers to a movable sickbed 1, the movement mode is not limited, and a general movement mode is to add universal wheels 7 on a common sickbed 1 to make the sickbed 1 move, or adopt a sickbed 1 which can be moved originally.

The devices in the embodiment are all connected to the movable sickbed 1 through bolts, and of course, the devices can be manufactured integrally with the sickbed 1 according to actual use requirements; specifically, an auxiliary turning-over mechanism of severe medical science department includes: the first tubular motor 2 is arranged at one side of the movable sickbed 1, two ends of the first tubular motor are fixed on the ground through a first lifting mechanism 5 which is arranged vertically, and the first lifting mechanism is a hydraulic lifting rod or an electric lifting rod; the second tubular motor 3 is arranged on the other side of the movable sickbed 1, two ends of the second tubular motor are fixed on the ground through a second lifting mechanism 6 which is vertically arranged, and the second lifting mechanism 6 is a hydraulic lifting rod or an electric lifting rod; the first tubular motor 2 and the second tubular motor 3 are detachably connected with a first cloth 4; the first cloth 4 is arranged above the moving sickbed 1; the first cloth piece 4 is a bed sheet, and is mainly used for bearing a patient 100; the first cloth 4 moves through the movement of the first tubular motor 2 and the second tubular motor 3, the movement process is that the first tubular motor 2 and the second tubular motor 3 rotate reversely to straighten the first cloth 4, then the first lifting mechanism 5 and the second lifting mechanism 6 lift up together to lift the patient 100 up by the first cloth 4, then the first tubular motor 2 and the second tubular motor 3 are driven to rotate in the same direction, the rotated first cloth 4 moves towards one direction to drive the patient 100 to turn over, and the method is rapid and efficient.

In addition, the device also comprises a sliding block 8, a first limit rail 9 and a second limit rail 10 which are detachably connected below the sickbed 1, wherein the sliding block 8 is arranged between the first limit rail 9 and the second limit rail 10. Specifically, the sliding block 8 is positioned below the middle part of the sickbed 1, the first limit rail 9 and the second limit rail 10 are positioned at two sides of the sickbed 1, and the installation mode is realized by adopting bolt connection; further, the first limit rail 9 and the second limit rail 10 are arranged parallel to the moving hospital bed 1 and in the same direction as the axis of the first tubular motor 2.

Further, the device also comprises a screw rod 11, a first placing block 12 and a second placing block 13 which are arranged below the moving sickbed 1, wherein the first placing block 12 and the second placing block 13 are point-symmetrical and comprise a U-shaped rod 16, a first connecting rod 14 and a second connecting rod 15 which are connected with the U-shaped rod 16, the first connecting rod 14 is arranged in a sliding way in the first limiting rail 9, and the second connecting rod 15 is arranged in a sliding way in the second limiting rail 10; the U-shaped rod 16 is a bearing part for bearing the head of the patient 100, wherein the opening of the U-shaped part is a cannula 200 which is avoided from the oral cavity of the patient 100; in addition, a threaded hole for engaging the screw rod 11 is formed in the sliding block 8 and is matched with the screw rod 11, one end of the screw rod 11 is connected with the first placing block 12 through a bearing, and the other end of the screw rod 11 is connected with the second placing block 13 through a bearing; when the screw rod 11 rotates, the sliding block 8 is driven to linearly move, the sliding block 8 drives the sickbed to linearly move, and at the moment, the first placing block 12 and the second placing block 13 do not move, so that the sliding block extends out relative to the sickbed 1 (in an initial state, the first placing block 12 and the second placing block 13 are positioned below the sickbed 1), and then when the first cloth 4 drives the patient 100 to descend, the head of the patient 100 can be aligned and placed on the first placing block 12 or the second placing block 13; the secondary injury of the cannula 200 is avoided while the turn-over is completed.

Further, the screw rod 11 is driven by a driving mechanism, and the working state of the first tubular motor 2 or the second tubular motor 3 is used for controlling the working state of the screw rod 11; the screw 11 is driven to rotate only when the first cloth piece 4 is lifted and lowered.

Finally, it should be noted that, in this embodiment, the mechanism for driving the screw rod 11 to rotate is not limited, and may be any one of the solutions in the prior art, such as a servo motor, and the first tubular motor 2 and the second tubular motor 3 may be the same as the above, for example: a Ningbo has a tubular motor with a pipe diameter.

Example two

As shown in fig. 3 to 5, mainly disclosed is an auxiliary turning mechanism for severe medical department, which has a structure identical to that of the embodiment, and is different in that the driving mechanism for driving the screw rod 11 to rotate is different, in this embodiment, no driving source is used for driving, and there are only two driving devices of the first tubular motor 2 and the second tubular motor 3.

Specifically, as shown in fig. 4, a second cloth piece 17 is further provided, and the second cloth piece 17 is used as a driving mechanism of the screw rod 11; one end of the second cloth 17 is detachably connected to one end of the first tubular motor 2 or the first cloth 4, and the other end of the second cloth 17 is detachably connected to the other end of the second tubular motor 3 or the first cloth 4; the middle part of the second cloth 17 is arranged at the bottom of the movable sickbed 1; it should be emphasized here that, for the second cloth 17 and the connection manner of the first tubular motor 2 and the second tubular motor 3, a magic tape is adopted, further, the second cloth 17 may stand on the first cloth 4 through the magic tape, and when the two ends of the first cloth 4 are tightened, the second cloth 17 is tightened together; here too the first piece of cloth 4 is glued to the first tubular motor 2 and the second tubular motor 3 by means of velcro.

A driving roller 18 is arranged below the first placing block 12, one end of the driving roller 18 is fixed on the bottom side of the first placing block 12 through a bearing, the other end of the driving roller 18 is fixed on the bottom side of the second placing block 13 through a bearing, the driving roller 18 is connected with a screw rod 11 through a synchronous belt, and a second cloth piece 17 is arranged below the driving roller 18; a friction plate is arranged between the second cloth 17 and the driving roller 18, and a specific friction plate can be arranged on the driving roller 18; further, the driving roller 18 is elastically connected with the first placing block 12 and the second placing block 13 through spring rods.

The screw rod 11 is driven to rotate through the transmission connection of the second cloth piece 17 and the transmission roller 18, and the specific working process is as follows:

the initial state, as shown in fig. 6, is a state diagram of the first panel 4 and the second panel 17 when the patient 100 is lying face up on the patient bed 1, where both the first panel 4 and the second panel 17 are relatively loose.

Turning over state one, as shown in fig. 7, at this time, the first tubular motor 2 and the second tubular motor 3 rotate in opposite directions, so that the first cloth piece 4 is tensioned, the second cloth piece 17 is properly tensioned, then the first cloth piece 4 drives the patient 100 to rise through the first lifting mechanism 5 and the second lifting mechanism 6, at this time, the second cloth piece 17 rises relative to the driving roller 18, so that the second cloth piece 17 is tensioned relative to the driving roller 18, the friction force between the two times becomes large, and further, the connection mode of the driving roller 18 can be changed into elasticity, so that a sufficient movement space is provided.

In the second turning-over state, as shown in fig. 8, after the first lifting mechanism 5 and the second lifting mechanism 6 are lifted to a certain position, they are stopped, and then the first tubular motor 2 and the second tubular motor 3 are driven in the same direction, at this time, the first cloth 4 and the second cloth 17 are both moved in one direction, the first cloth 4 sends the patient 100 to the edge of the first cloth 4, and since the first cloth 4 is flexible, the middle is low and the two ends are high; in addition, the second cloth 17 drives the driving roller 18 to rotate, so that the screw rod 11 rotates, and the sickbed 1 starts to move, and the first placing block 12 or the second placing block 13 leaks.

In the third turning state, as shown in fig. 9, while turning, a medical staff can push the body edge of the patient 100 to assist the turning, but it should be emphasized that after the turning, the medical staff should hold the head of the patient 100 to deflect towards one side due to the existence of the cannula 200; then the first lifting mechanism 5 and the second lifting mechanism 6 are driven to enable the first cloth piece 4 to descend, at the moment, the head of the patient 100 can be placed on the first placing block 12 or the second placing block 13 due to the backward movement of the sickbed 1, the cannula 200 is returned from the U-shaped mouth, and the prone position of the patient 100 is completed; in addition, since the first cloth 4 is connected to the first tubular motor 2 and the second tubular motor 3 through the hook and loop fasteners, when the cannula 200 is reset in the U-shaped rod 16, the hook and loop fasteners on the side of the U-shaped rod 16 should be removed in advance to avoid interference.

In addition, in the present embodiment, a rubber cushion may be provided on the U-shaped bar 16.

Example III

As shown in fig. 10-12, the present embodiment mainly discloses a turning-over assisting mechanism for severe medical department, and the main structure is consistent with that of the second embodiment, which is different in that, in the present embodiment, as shown in fig. 10, the first cloth piece 4 and the second cloth piece 17 are in a sandwich structure, so as to solve the problem that in the turning-over process, a medical staff is required to hold the head of the patient 100 to one side, so as to avoid secondary injury of the cannula 200, and the process is still complicated, and the present embodiment is just for solving the problem.

Specifically, as shown in fig. 11, in the vertical projection direction, the first cloth piece 4 is unfolded and divided into three parts, respectively including:

a first cloth a, which is located on the left side of the first tubular motor 2; the first cloth A is provided with a first air bag 20, and the first air bag 20 is arranged at the middle lower part of the first cloth A;

a first cloth B positioned in the middle of the first tubular motor 2 and the second tubular motor 3; the first cloth B is provided with a second air bag 19, and the second air bag 19 is fully distributed on the first cloth B;

a first cloth C located on the right side of the second tubular motor 3; the first cloth C is provided with a third air bag 21, and the third air bag 21 is arranged at the middle lower part of the first cloth C;

the first air bag 20, the second air bag 19 and the third air bag 21 are sequentially communicated; when the patient 100 lies flat, the second air bag 19 is positioned between the patient 100 and the sickbed 1, and the main purpose is to bear the patient 100 and reduce pressure sores of the patient 100, at this time, the first air bag 20 and the third air bag 21 are wound up by the first tubular motor 2 and the second tubular motor, so that the air in the first air bag 20 or the air in the third air bag 21 enters the second air bag 19; in addition, when the step of turning over the second patient 100 in the second embodiment is performed, the second air bag 19 is rolled up by the first tubular motor 2 or the second tubular motor 3, and one of the first air bag 20 or the third air bag 21 leaks out, at this time, all the air in the second air bag 19 enters into the leaked first air bag 20 or the leaked third air bag 21, and the first air bag 20 or the third air bag 21 is inflated, at this time, as shown in fig. 16 and 17, and then when the medical staff assists in pushing the patient 100, the raised first air bag 20 or the raised third air bag 21 blocks the lower half of the body of the patient 100 to help turn over the patient, and finally, the air in the second air bag 19 is continuously inflated into the first air bag 20 or the third air bag 21 along with the movement of the first tubular motor 2 and the second tubular motor 3 (specifically, the first air bag 20 or the third air bag 21 is inflated according to the turning over direction, as shown in fig. 16; then the patient 100 is laid down on the third air bag 21 (the first air bag 20) in the posture shown in fig. 14, the head of the patient 100 is elevated, the cannula 200 at the oral cavity of the patient 100 is protected, and the medical staff is not required to additionally hold the head of the patient 100; the possibility of secondary injury is reduced. Then the first cloth 4 is lowered by the first lifting mechanism 5 and the second lifting mechanism 6.

For the evacuation of the gas, in some embodiments, the third air bag 21 (the first air bag 20) may be subjected to an evacuation operation by providing an evacuation device, and may be inflated again when the patient 100 is lying flat.

For the discharge of the gas, in the present embodiment, a mechanism is adopted that is arranged, specifically, in the vertical projection direction, as shown in fig. 12, the second cloth 17 is spread into three parts, each including:

a second cloth a positioned on the left side of the first tubular motor 2; a fourth air bag 22 is arranged on the second cloth piece A; the fourth bladder 22 communicates with the first bladder 20 through a first valve; the fourth air bag 22 and the second air bag 19 are communicated through a one-way valve;

a second cloth B positioned in the middle of the second tubular motor 3 and the second tubular motor 3;

a second cloth C located on the right side of the second tubular motor 3; a fifth air bag 23 is arranged on the second cloth C, and the fifth air bag 23 is communicated with the third air bag 21 through a second valve; the third bladder 21 and the second bladder 19 communicate through a one-way valve.

The specific working process is as follows: taking fig. 11 and 12 as an example, when the first cloth piece 4 and the second cloth piece 17 move leftwards, and the second air bag 19 inflates the third air bag 21, the fifth air bag 23 is not inflated due to the existence of the one-way valve, then the third air bag 21 is inflated and swelled to form the appearance shown in fig. 16, and then the patient 100 turns over to the appearance shown in fig. 18 as shown in fig. 17; with the first and second lifting mechanisms 5, 6 lowered, the first panel 4 is placed on the hospital bed 1 to be flattened, the second panel 17 is relaxed, the second valve is opened, the gas in the third air bag 21 is automatically delivered to the fifth air bag 23 under the gravity of the human body, the patient 100 can lie flat, and the head is placed on the U-shaped bar 16, as shown in fig. 19.

When turning over and resetting are needed, the first tubular motor 2 and the second tubular motor 3 move reversely, the first cloth 4 is tensioned, after rising, the whole first cloth 4 moves rightwards, the second tubular motor 3 winds up the fifth air bag 23, so that the air of the fifth air bag is conveyed to the second air bag 19 through the one-way valve, then the patient 100 descends, and the patient lies on the second air bag 19 containing the air.

Further, the first valve is an electromagnetic valve, and the second valve is an electromagnetic valve; the working states of the first valve and the second valve are controlled according to the lifting height of the first cloth 4; the travel switch may be used to determine the movement position of the first cloth piece 4 to determine the working states of the first valve and the second valve, and it should be emphasized that in this embodiment, as shown in fig. 12, the first valve, the second valve, and the check valve (not shown in the drawings) should extend beyond the first cloth piece 4 and the first tubular motor 2 and the second tubular motor 3 through hoses, as shown in fig. 12, so as to avoid winding up the first cloth piece 4, which would cause damage to equipment.

In addition, in order to ensure that the first placing block 12 and the second placing block 13 are driven to move in the moving process of the sickbed, in this embodiment, the first limiting rail 9 and the second limiting rail 10 are detachably fixed on the first lifting mechanism 5 or the second lifting mechanism 6.

Finally, it should be noted that in this embodiment, only the invention points are described in detail, and for the unnecessary invention points, the prior art scheme is adopted, for example, if the existing sickbed 1 cannot move, universal wheels 7 can be arranged at the bottom of the sickbed, for example, a plurality of groups of magic tapes between the first cloth 4 and the first tubular motor 2 and the second tubular motor 3 can be arranged to facilitate disassembly, for example, a 220v fixed power supply is adopted for the power supply of the device, a transformer can be appropriately adapted, for example, an air bag can be made of medical rubber for deformation, and the like.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by 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 protection scope of the present invention.

Claims (8)

1. The utility model provides a supplementary turnover mechanism of severe medical science branch of academic or vocational study, cooperation removal sick bed (1) installation setting, its characterized in that still includes:

the two ends of the first tubular motor (2) are fixed on the ground through a first vertically arranged lifting mechanism (5);

a second tubular motor (3) arranged on the other side of the movable sickbed (1), and two ends of the second tubular motor are fixed on the ground through a second vertically arranged lifting mechanism (6); the first tubular motor (2) and the second tubular motor (3) are detachably connected with a first cloth (4); the first cloth (4) is arranged above the movable sickbed (1);

the sickbed comprises a sliding block (8), a first limiting rail (9) and a second limiting rail (10) which are detachably connected below the sickbed (1), wherein the sliding block (8) is arranged between the first limiting rail (9) and the second limiting rail (10); the first limit rail (9) and the second limit rail (10) are arranged parallel to the moving sickbed (1) and in the same direction with the shaft of the first tubular motor 2;

the movable sickbed comprises a screw rod (11), a first placing block (12) and a second placing block (13) which are arranged below the movable sickbed (1), wherein the first placing block (12) and the second placing block (13) are point-symmetrical and comprise a U-shaped rod (16) and a first connecting rod (14) and a second connecting rod (15) which are connected with the U-shaped rod (16), the first connecting rod (14) is arranged in a sliding mode in the first limiting track (9), and the second connecting rod (15) is arranged in a sliding mode in the second limiting track (10); the sliding block (8) is provided with a threaded hole which is meshed with the screw rod (11) and is matched with the screw rod (11), one end of the screw rod (11) is connected with the first placing block (12) through a bearing, and the other end of the screw rod (11) is connected with the second placing block (13) through a bearing;

the screw rod (11) is driven by a driving mechanism, and the working state of the first tubular motor (2) or the second tubular motor (3) is used for controlling the working state of the screw rod (11).

2. The critical medical department turning assisting mechanism as claimed in claim 1, further comprising a second cloth (17), wherein one end of the second cloth (17) is detachably connected to one end of the first tubular motor (2) or the first cloth (4), and the other end of the second cloth (17) is detachably connected to the other end of the second tubular motor (3) or the first cloth (4); the middle part of the second cloth (17) is arranged at the bottom of the movable sickbed (1);

a driving roller (18) is arranged below the first placing block (12), one end of the driving roller (18) is fixed on the bottom side of the first placing block (12) through a bearing, the other end of the driving roller (18) is fixed on the bottom side of the second placing block (13) through a bearing, the driving roller (18) is connected with the screw rod (11) through a synchronous belt, and the second cloth piece (17) is arranged below the driving roller (18); a friction plate is arranged between the second cloth piece (17) and the driving roller (18);

the driving mechanism is the second cloth piece (17).

3. The critical medical department assisted turning mechanism according to claim 2, wherein the driving roller (18) is elastically connected with the first placing block (12) and the second placing block (13).

4. The critical medical department auxiliary turning-over mechanism according to claim 2, wherein,

along vertical projection direction, first piece of cloth (4) expansion divide into three part, include respectively:

a first cloth (A) positioned on the left side of the first tubular motor (2); a first air bag (20) is arranged on the first cloth piece A, and the first air bag (20) is arranged at the middle lower part of the first cloth piece A;

a first cloth B, which is located in the middle of the first tubular motor (2) and the second tubular motor (3); a second air bag (19) is arranged on the first cloth B, and the second air bag (19) is fully distributed on the first cloth B;

a first cloth C positioned on the right side of the second tubular motor (3); a third air bag (21) is arranged on the first cloth piece C, and the third air bag (21) is arranged at the middle lower part of the first cloth piece C;

the first air bag (20), the second air bag (19) and the third air bag (21) are sequentially communicated.

5. The critical medical department auxiliary turning-over mechanism according to claim 4, wherein,

along the vertical projection direction, the second cloth piece (17) is unfolded and divided into three parts, and the three parts respectively comprise:

a second cloth (A) positioned on the left side of the first tubular motor (2); a fourth air bag (22) is arranged on the second cloth piece A; the fourth air bag (22) is communicated with the first air bag (20) through a first valve; the fourth air bag (22) is communicated with the second air bag (19) through a one-way valve;

a second cloth B positioned intermediate the second tubular motor (3) and the second tubular motor (3);

a second cloth C positioned on the right side of the second tubular motor (3); a fifth air bag (23) is arranged on the second cloth piece C, and the fifth air bag (23) is communicated with the third air bag (21) through a second valve; the third air bag (21) and the second air bag (19) are communicated through a one-way valve.

6. The critical medical department assisted turn-over mechanism according to claim 5, wherein the first valve is a solenoid valve and the second valve is a solenoid valve; and controlling the working states of the first valve and the second valve according to the lifting height of the first cloth (4).

7. The critical medical department assisted turning mechanism according to claim 6, wherein the first cloth piece (4) and the second cloth piece (17) are detachably connected to the first tubular motor (2) through a velcro; the first cloth (4) and the second cloth (17) are detachably connected to the second tubular motor (3) through the magic tape.

8. The assisted turn-over mechanism for critical medicine department according to claim 7, wherein the first limit rail (9) and the second limit rail (10) are detachably fixed on the first lifting mechanism (5) or the second lifting mechanism (6).