CN115177469B

CN115177469B - Transfer sickbed for pregnant woman

Info

Publication number: CN115177469B
Application number: CN202211109057.6A
Authority: CN
Inventors: 刘洋; 李英; 王凤
Original assignee: Affiliated Hospital of Weifang Medical University
Current assignee: Affiliated Hospital of Weifang Medical University
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2022-11-18
Anticipated expiration: 2042-09-13
Also published as: CN115177469A

Abstract

The application discloses a pregnant woman transfer sickbed, which relates to the technical field of patient transportation tools and comprises a basic bed body, wherein a bed sheet is paved on the basic bed body, and the basic bed body further comprises a bed sheet positioning component, a carrying bag component, a belt body furling component and an expanded bed body; the bed sheet positioning assembly plays a role in fixing two ends of a bed sheet at the head and the tail of the basic bed body; the delivery bag assembly comprises a bag body, a dragging belt body and an air pumping assembly; the airbag main body is a rectangular sheet body before expansion and is a rectangular block body after expansion; the dragging belt bodies are in a belt shape, the number of the dragging belt bodies is two, and the dragging belt bodies are detachably and fixedly connected to the end part of the bag body close to the bed head; the belt body furling component is of a winding drum structure and is fixed at the head of the foundation bed body; the expanded bed body is a folding bed which can stretch along the length direction under the control of the control unit; the transfer sickbed for the pregnant woman can transfer the pregnant woman conveniently and reliably.

Description

Transfer sickbed for pregnant woman

Technical Field

The invention relates to the technical field of patient transportation tools, in particular to a transfer sickbed for pregnant women.

Background

The transfer of pregnant women is a common requirement in the medical field due to the need of examination or production, and a safe transfer device is particularly necessary because the pregnant women, especially the pregnant women who are about to come into a basin, are fragile.

In the prior art, the transfer of pregnant women is generally carried out in a mode of matching manual carrying with a transfer trolley (stretcher vehicle); in the whole transfer process, a special person (single person or multiple persons) is needed to carry the pregnant woman from the original sickbed to the transfer trolley and from the transfer trolley to the target sickbed or the operating table, the whole carrying process is high in labor intensity and low in reliability, and the pregnant woman is easily injured by misoperation.

In the prior art, a sickbed capable of pushing (with a wheel body) is also used for transporting pregnant women, but the sickbed for the pregnant women is generally provided with a nursing function (for example, a nursing bed for the pregnant women disclosed in the Chinese patent with the patent number of CN 110433043B), and the width of the bed body is generally wide for the comfort and safety, so that the sickroom is inconvenient to push out for transporting; the sickbed which can be pushed cannot enable the pregnant woman to be separated from the original sickbed under the condition that the pregnant woman is not directly carried by manpower, and inconvenience is brought to actual examination and production work.

In conclusion, the pregnant woman transfer device has the advantages of low labor intensity, high reliability and capability of reducing the possibility of damage to the pregnant woman due to carrying in the process of carrying the pregnant woman, and still has wide requirements.

Disclosure of Invention

The embodiment of the application provides a pregnant woman transports sick bed, and it is big, the reliability is low and the handling process causes the technical problem of damage easily to the pregnant woman to have solved carrying pregnant woman's transfer time among the prior art, has realized that the pregnant woman transports the technological effect that the sick bed can lightly just the reliability is high transports the pregnant woman.

The embodiment of the application provides a transfer sickbed for pregnant women, which comprises a basic bed body, a power assembly and a control unit, wherein a bed sheet is paved on the basic bed body, and the transfer sickbed further comprises a bed sheet positioning assembly, a carrying bag assembly, a belt body furling assembly and an expanded bed body;

the bed sheet positioning assembly plays a role in fixing two ends of a bed sheet at the head and the tail of the base bed body;

the delivery bag assembly is used for assisting in transferring pregnant women and comprises a bag body, a dragging belt body and an air pumping assembly; the balloon body is a rectangular sheet body before expansion and is a rectangular block body after expansion, and the balloon body is expanded and contracted under the regulation of the air pumping assembly;

the dragging belt bodies are in a belt shape, the number of the dragging belt bodies is two, and the dragging belt bodies are detachably and fixedly connected to the end part of the bag body close to the bed head;

the belt body furling component is of a winding drum structure, is fixed at the head of the basic bed body and is used for furling the dragging belt body so as to drag the bag body;

the wheels are arranged at the top and the bottom of the expanded bed body, the main body is of a scissor-fork type structure, and the expanded bed body is a folding bed which can be stretched and contracted along the length direction under the control of the control unit and is used for bearing the bag body; the end part of the capsule body, which is far away from the dragging belt body, is positioned on the expanded bed body.

Furthermore, the bed sheet positioning component comprises a bed tail positioning body, a bed head fixing body and a mattress fixing body;

the bed tail positioning body is of a roller structure, is positioned at the bed tail of the basic bed body and comprises a furling roller and a supporting frame;

both ends of the furling roller are rotationally connected to the supporting frame and rotate around the axis of the furling roller, and the axial direction of the furling roller is the same as the width direction of the basic bed body;

the furling roller is provided with a ratchet mechanism and a rotating handle which are used for assisting the furling roller to furl the bed sheet;

the mattress fixing body is fixed on the foundation bed body and is a fixing clamp fixed on the foundation bed body, and the fixing clamp is of a manual or electric clamp structure and is fixed at four corners of the foundation bed body.

Furthermore, the bed head fixing body comprises a plate-shaped rotating fixing plate which is rotatably connected to the bed head of the basic bed body, a buckle assembly is arranged on the rotating fixing plate, and the rotating fixing plate fixes the bed sheet in an extruding manner; the buckle assembly is used for fixing the rotary fixing plate on the bed head.

Furthermore, the two dragging belt bodies are symmetrically arranged at the corner positions of the dragging belt bodies close to the capsule body main body.

Furthermore, the expanded bed body comprises a v-shaped frame, a bag body furling assembly, a supporting telescopic rod group and a bed body bundling assembly;

the utility model is characterized in that the U-shaped frame main body is U-shaped 21274, the opening is downward, and the U-shaped frame main body comprises a first frame, a second frame, a frame lifting component and a supporting wheel;

the first frame and the second frame are both in a shape of '21274', and are respectively positioned at two ends of the expanded bed body;

the vertical rod on the v-shaped frame is a telescopic rod;

the capsule furling assembly is of a winding drum structure, is fixed at the top of the first frame and comprises a cylindrical roller, the cylindrical roller is rotatably connected to the first frame, the axial direction of the cylindrical roller is the same as that of the v-21274, and the length direction of the cylindrical roller is the same as that of the v-21274;

the end of the capsule body remote from the dragging belt is positioned on the cylindrical drum;

the supporting telescopic rod group is a combination of an electric telescopic rod and a scissor fork structure and is fixed between the first frame and the second frame, the electric telescopic rod plays a supporting role, the scissor fork structure is positioned on the electric telescopic rod and plays a connecting role, and torsional springs are fixed at the hinged points of the scissor fork structure;

the bottom of the electric telescopic rod is positioned with a universal wheel, the top of the electric telescopic rod is positioned with a rod head roller, and the axial direction of the rod head roller is the same as the width direction of the expanded bed body;

the bed body binding assembly is used for limiting the length of the expanded bed body in a pulling mode.

Preferably, the expanded bed body further comprises a plurality of bearing wheel sets, the bearing wheel sets are positioned on the rod head idler wheel and comprise positioning ropes and sleeving wheels; the two ends of the positioning rope are respectively fixed on the two symmetrical rod head idler wheels, the sleeving wheels are cylindrical and sleeved on the positioning rope, and the axial direction of the sleeving wheels is the same as that of the rod head idler wheels.

Further, the upper surface of the bag body forms a human-shaped pit after the bag body is expanded, so that the pregnant woman is limited to roll.

Preferably, the bottom of the bag body forms a hemispherical bulge after the bag body is expanded, and the bulge is a bag lower bulge block and used for reducing the contact area between the bag body and the base bed body, so that the labor-saving effect is achieved.

Preferably, a diaphragm is positioned at the bottom of the capsule body and is a plastic film, and the diaphragm is detachably fixed on the dragging belt body before the expansion of the capsule body;

when in use, an operator removes the diaphragm from the dragging belt body before the expanded capsule body is dragged, and fixes the diaphragm on the basic bed body;

the diaphragm acts to reduce the friction that needs to be overcome during towing.

Preferably, a bump retraction assembly is further included;

the lug retraction assembly comprises a soft plate, an elastic rope and a dragging rope body;

the soft board is a rubber soft board or a film, the whole body is rectangular, and one end of the soft board is fixed on the inner wall of the bag body and is positioned right above the bag lower convex block;

the elastic rope is a rope body made of elastic materials, two ends of the elastic rope are fixed at the bottom of the soft board, and the soft board is pulled into an omega shape through the self elasticity;

the dragging rope body is fixed at the non-fixed end of the soft plate and penetrates out of the bag body; the bag body is filled with a certain amount of liquid and is used for assisting the soft board to cling to the inner wall of the bag body.

One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

when the transfer sickbed is used, the belt body furling assembly is utilized to pull the unexpanded bag body to the position below a bed sheet, and then air is pumped into the bag body to expand the bag body into a mattress; then the expanded bed body is used for bearing the expanded sac and transporting the pregnant woman on the sac; the technical problems that in the prior art, the labor intensity of pregnant woman transportation is high, the reliability is low, and the pregnant woman is easily damaged in the transportation process when the pregnant woman is transferred are effectively solved, and the technical effect that the pregnant woman transportation sickbed can be light and high in reliability and transports the pregnant woman is achieved.

Drawings

FIG. 1 is a schematic view of the appearance structure of the pregnant woman transfer bed of the present invention;

fig. 2 is a schematic structural view of a belt furling assembly of the pregnant woman transfer bed of the invention;

FIG. 3 is a schematic view of the position relationship between the dragging belt and the basic bed body of the transfer bed for pregnant women according to the present invention;

FIG. 4 is a structural schematic diagram of an expanded bed body of the transfer bed for pregnant women according to the invention;

FIG. 5 is a schematic view of the state of the retracting roller of the pregnant woman transporting bed of the present invention after moving;

FIG. 6 is a schematic view of a transfer bladder assembly of the pregnant woman transfer bed of the present invention;

FIG. 7 is a schematic diagram of the position relationship between the carrying bag assembly and the bed sheet of the pregnant woman transfer bed of the present invention;

fig. 8 is a schematic diagram of the position relationship between the bag body and the expanded bed body of the transfer bed for pregnant women according to the present invention;

fig. 9 is a schematic structural view of the pregnant woman transfer bed in an expanded bed body state;

fig. 10 is a schematic space position diagram of a human-shaped pit on a capsule body of the pregnant woman transfer bed;

fig. 11 is a schematic view of the internal structure of a capsule body of the transfer bed for pregnant women according to the present invention;

fig. 12 is a schematic diagram of the position relationship between the diaphragm and the capsule body of the pregnant woman transfer bed;

fig. 13 is a schematic diagram showing the expansion state of the bladder body of the pregnant woman transfer bed;

fig. 14 is a schematic structural view of a lug retraction assembly of the pregnant woman transfer bed of the present invention;

fig. 15 is a schematic diagram of the position relationship between the dragging rope body and the capsule body of the pregnant woman transfer bed.

In the figure:

a base bed body 100, a bed sheet 110;

the bed sheet positioning component 200, the bed tail positioning body 210, the furling roller 211, the supporting frame 212, the bed head fixing body 220, the rotating fixing plate 221, the mattress fixing body 230 and the fixing clamp 231;

a delivery capsule assembly 300, a capsule body 310, a capsule lower convex block 311, a dragging belt 320 and an air pumping assembly 330;

a belt body furling assembly 400, a roller 410 and a rotating shaft 420;

the expanded bed 500, the expansion 21274, the shape frame 510, the first frame 511, the second frame 512, the frame lifting component 513, the supporting wheel 514, the bag body furling component 520, the cylindrical roller 521, the supporting telescopic rod group 530, the rod head idler wheel 531, the scissor structure 532, the bearing wheel group 540, the positioning rope 541, the sheathing wheel 542, the bed body bundling component 550, the pulling rope 551 and the pulling winch 552;

a diaphragm 600; the cam retraction assembly 700, the soft plate 710, the elastic cord 720 and the dragging cord body 730; a power assembly 800; a control unit 900.

Detailed Description

To facilitate an understanding of the invention, the present application will now be described more fully hereinafter with reference to the accompanying drawings; the preferred embodiments of the present invention are illustrated in the accompanying drawings, but the invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete.

It is noted that the terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Fig. 1 is a schematic view of an appearance structure of a transfer bed for pregnant women according to the present invention; the pregnant woman transfer sickbed comprises a carrying bag assembly 300, a belt body furling assembly 400 and an expansion bed body 500, wherein the carrying bag assembly 300 is a combination of a bag body and a belt body, when the pregnant woman transfer sickbed is used, the belt body furling assembly 400 is used for dragging an unexpanded bag body to the lower part of a bed sheet, and then air is pumped into the bag body to expand the bag body into a mattress; then the expanded bed body 500 is used for bearing the expanded sac and transferring pregnant women on the sac; the transfer sickbed for the pregnant woman can transfer the pregnant woman conveniently and with high reliability.

Example one

As shown in fig. 1 to 5, the transfer sickbed for pregnant women comprises a base bed body 100, a bed sheet positioning assembly 200, a carrying bag assembly 300, a belt furling assembly 400, an expanding bed body 500, a power assembly 800 and a control unit 900.

The bed body 100 is a hospital bed for the pregnant woman to lie down and is used for bearing the bed sheet positioning assembly 200, the carrying bag assembly 300 and the belt body furling assembly 400; preferably, the base bed body 100 is provided with one or more nursing functions (a side body and abdomen protecting function, a leg massaging function, etc.), and the hospital bed provided with the nursing functions is the prior art, which is not described herein again; the bed sheet 110 is laid on the foundation bed body 100.

The bed sheet positioning assembly 200 has the function of fixing two ends of the bed sheet 110 on the head and the tail of the foundation bed body 100, and comprises a bed tail positioning body 210, a bed head fixing body 220 and a mattress fixing body 230; the bed tail positioning body 210 is of a roller structure, is positioned at the bed tail of the foundation bed body 100, and comprises a furling roller 211 and a supporting frame 212; both ends of the furling drum 211 are rotatably connected to the supporting frame 212 and rotate around the axis thereof, and the axial direction is the same as the width direction of the foundation bed body 100; the winding roller 211 is provided with a ratchet mechanism and a rotating handle, and the ratchet mechanism and the rotating handle are used for assisting the winding roller 211 to wind the bed sheet 110; as shown in fig. 5, the supporting frame 212 plays a role of supporting and positioning, and includes a rotating bracket and a fixed bracket, the rotating bracket and the fixed bracket are respectively positioned at two ends of the furling drum 211, and the rotating bracket is rotatably connected to the bed tail of the foundation bed body 100; the fixed support is detachably and fixedly connected to the bed tail of the foundation bed body 100, and the connection position of the fixed support and the bed tail is preferably a buckle structure; the bed head fixing body 220 is fixed on the bed head of the basic bed body 100 and is used for fixing the end part of the bed sheet 110 on the bed head; the mattress fixing body 230 is fixed on the foundation bed 100 and is a fixing clip 231 fixed on the foundation bed 100, and the fixing clip 231 is a manual or electric clip and is fixed at four corners of the foundation bed 100.

Further, the bed head fixing body 220 comprises a rotary fixing plate 221, the rotary fixing plate 221 is plate-shaped and is rotatably connected to the bed head of the foundation bed body 100, a fastening component is arranged on the rotary fixing plate 221, and the bed sheet 110 is fixed by the rotary fixing plate 221 in an extruding (clamping) manner; the snap assembly is used to fix the rotation fixing plate 221 to the head of the bed.

As shown in fig. 6 and 7, the tote assembly 300 for assisting in the transfer of a pregnant woman includes a bladder body 310, a towing belt 320, and a pumping assembly 330; the capsule body 310 is a rectangular sheet body before expansion and a rectangular block body after expansion, and is expanded and contracted under the regulation of the air pumping assembly 330; as shown in fig. 6, the dragging band body 320 is in a band shape, and two dragging band bodies are detachably and fixedly connected to the end portion of the capsule body 310 close to the bed head, and a buckle is positioned at the connection position of the two dragging band bodies.

Preferably, the dragging bands 320 are close to the corners of the capsule body 310, and the two dragging bands 320 are symmetrically arranged.

The belt furling assembly 400 is fixed at the head of the foundation bed 100, and is used for furling the dragging belt 320 so as to drag the bag body 310; the tape body furling assembly 400 comprises a roller 410 and a rotating shaft 420; the rotating shaft 420 is rotatably connected to the base bed 100 and rotates around its own axis under the driving of the power assembly 800; the axial direction of the rotating shaft 420 is the same as the width direction of the foundation bed 100; the drum 410 is fixed on the rotating shaft 420, and is used for winding the dragging belt body 320, and the number of the drum is two, and the drum is respectively used for winding two dragging belt bodies 320.

The wheels are arranged at the top and the bottom of the expanded bed body 500, the main body of the expanded bed body is of a scissor-fork structure, and the expanded bed body is a folding bed which can be extended and retracted along the length direction under the control of the control unit 900 and is used for bearing the bag body 310; the end of the capsule body 310 away from the towing belt 320 is positioned on the expanded bed 500.

Further, as shown in fig. 4, the expanding bed 500 comprises a bulb 21274, a shape frame 510, a bag furling assembly 520, a supporting telescopic rod group 530 and a bed bunching assembly 550; the main body of the v-shaped frame 510 is v-shaped 21274, the opening is downward, and the bottom of the v-shaped frame is provided with a wheel body which plays a role in supporting and positioning the bag body furling assembly 520; the \ 21274;, the shaped frame 510 includes a first frame 511, a second frame 512, a frame lift assembly 513, and support wheels 514; the first frame 511 and the second frame 512 are both arranged at the rear ends of the expanded bed body 500 in a shape of v 21274; the vertical rod on the v-shaped frame 510 is a telescopic rod and is telescopic under the control of the frame lifting component 513; the support wheels 514 are fixed at the bottom of the v-shaped frame 510, and are preferably universal wheels; the capsule furling assembly 520 is of a reel structure, is fixed at the top of the first frame 511, and comprises a cylindrical roller 521, the cylindrical roller 521 is rotatably connected to the first frame 511, has the same axial direction as the longitudinal direction of the v-21274, and rotates around the axis of the v-shaped frame 510 under the driving of the power assembly 800; the end of the capsule body 310 remote from the dragging ribbon 320 is positioned on the cylindrical drum 521; further, the pumping assembly 330 is fixed at the end of the cylindrical roller 521, and the amount of gas inside the capsule body 310 is adjusted by pumping gas into the capsule body 310 or pumping gas out of the capsule body 310 through the cylindrical roller 521; the supporting telescopic rod group 530 is a combination of an electric telescopic rod and a scissor structure 532 and is fixed between the first frame 511 and the second frame 512, the electric telescopic rod plays a supporting role, the scissor structure 532 is positioned on the electric telescopic rod and plays a connecting role, and torsion springs are fixed at the hinged points of the scissor structure 532; the bottom of the electric telescopic rod is positioned with universal wheels, the top is positioned with a rod head roller 531, and the axial direction of the rod head roller 531 is the same as the width direction of the expanded bed body 500; the bed body bundling assembly 550 is used for limiting the length of the expanded bed body 500 in a pulling manner, and comprises a pulling rope 551 and a pulling winch 552; the pulling winch 552 is fixed on the first frame 511, controlled by the control unit 900, and used for winding the pulling rope 551; one end of the pulling rope 551 is fixed on the pulling winch 552, and the other end of the pulling rope 551 is fixed on the second frame 512; when the bed is actually used, the pulling winch 552 winds the pulling rope 551, and the expanded bed body 500 contracts.

Preferably, the telescopic rods on the v-shaped frame 510 and the supporting telescopic rod group 530 are manual telescopic rods or electric telescopic rods.

Preferably, in order to avoid that the bag body 310 is bent along its axis after being transferred to the expanded bed 500 due to pressure, thereby affecting the transportation safety, the expanded bed 500 further includes a plurality of bearing wheel sets 540, as shown in fig. 4, the number of the bearing wheel sets 540 is plural, and the bearing wheel sets are positioned on the club head roller 531 and include a positioning rope 541 and a sleeving wheel 542; two ends of the positioning rope 541 are respectively fixed on two symmetrical head rollers 531, and the sleeving wheel 542 is cylindrical, sleeved on the positioning rope 541 and axially identical to the head rollers 531.

Power component 800 is used for providing power for the operation of this application pregnant woman's transportation sick bed each part, the effect that control unit 900 played control pregnant woman's transportation sick bed each part coordinated operation is prior art, does not describe here any more.

Preferably, the power assembly 800 is a combination of a battery pack and a motor.

Preferably, the control unit 900 is a combination of a programmable logic controller and a control key.

Preferably, the control unit 900 includes a control panel.

When pregnant woman transports sick bed in-service use of this application embodiment:

in a normal state, only the dragging belt 320 is placed under the bed sheet 110, so that the use of the nursing function of the basic bed body 100 is not influenced, and the air permeability is guaranteed; the sheet 110 is secured by the sheet positioning assembly 200.

When the transfer is needed, the belt furling assembly 400 operates to furl the towing belt 320 so as to tow the bag body 310 to the position right below the bed sheet 110; then controlling the operation of the pumping assembly 330 to blow the capsule body 310; after that, the bed tail positioning body 210 is removed and rotated to move away; then the height of the v-shaped frame 510 is adjusted through the control panel, and the dragging belt body 320 is detached from the capsule body 310; as shown in fig. 8 and 9, an operator controls the expanded bed 500 to extend continuously and drags the bladder body 310 (which may be pulled obliquely or laterally to facilitate transfer) to the underlying bed 100 and transfers the underlying bed to the expanded bed 500 for transfer.

When the transfer destination is reached, firstly controlling the expanded bed body 500 to rise, then controlling the expanded bed body 500 to shorten, and pushing the capsule body 310 to the transfer destination; after the examination or operation is finished, the patient returns to the original sickbed, and all the parts are reset.

Preferably, as shown in fig. 10, the upper surface of the capsule body 310 forms a depression shaped to restrict rolling of the pregnant woman after expansion.

Preferably, as shown in fig. 11, in order to ensure that the expansion of the capsule body 310 is uniform, the capsule body 310 is formed by splicing a plurality of rectangular capsules, and is inflated simultaneously when being pumped.

The technical scheme in the embodiment of the application at least has the following technical effects or advantages:

the technical problems that in the prior art, the labor intensity of pregnant woman transportation is high, the reliability is low, and the pregnant woman is easily damaged in the transportation process when the pregnant woman is transferred are solved, and the technical effect that the pregnant woman transportation sickbed can be light and high in reliability and transports the pregnant woman is achieved.

Example two

In order to facilitate dragging the expanded capsule body 310 to the lower foundation bed 100, the structure of the capsule body 310 is optimized to a certain extent in the embodiment of the present application, specifically:

as shown in fig. 13, after the bag body 310 is inflated, a hemispherical protrusion is formed at the bottom of the bag body, and the protrusion is a bag lower convex block 311, so as to reduce the contact area between the bag body 310 and the base bed 100, thereby achieving the effect of saving labor.

Preferably, in order to facilitate the dragging of the expanded balloon body 310 to the lower bed 100, a membrane 600 is positioned at the bottom of the balloon body 310, as shown in fig. 12, the membrane 600 is a plastic film, and has a shape similar to the shape of the unexpanded balloon body 310; the diaphragm 600 is detachably fixed on the dragging belt body 320 before the expansion of the capsule body 310; when in use, an operator removes the diaphragm 600 from the dragging belt body 320 before the expanded capsule body 310 is dragged, and fixes the diaphragm on the foundation bed 100 through the mattress fixing body 230; diaphragm 600 serves to reduce the friction that needs to be overcome during towing.

EXAMPLE III

Considering that when the bag body 310 moves relative to the expanded bed 500 in the above embodiment, the expansion of the expanded bed 500 may be hindered due to the existence of the bag lower convex blocks 311 and the bearing wheel sets 540; the embodiment of the present application is added with the bump retraction assembly 700 on the basis of the above embodiment; the method comprises the following specific steps:

as shown in fig. 14 and 15, the cam retraction assembly 700 includes a flexible plate 710, a bungee cord 720, and a pull cord body 730; the soft board 710 is a rubber soft board or a rubber film, is rectangular as a whole, and has one end fixed on the inner wall of the bag body 310 and positioned right above the bag lower convex block 311; the elastic cord 720 is a cord body made of elastic material, and both ends of the elastic cord are fixed to the bottom of the flexible board 710, as shown in fig. 14, the flexible board 710 is pulled into an omega shape by its own elastic force; the dragging rope 730 is fixed at the non-fixed end of the soft board 710 and passes through the capsule body 310; the interior of the capsule body 310 is filled with about 50 ml of liquid for assisting the soft plate 710 to cling to the inner wall of the capsule body 310. In actual use, when the under-balloon bump 311 is to be separated from the base bed body 100, an operator pulls the dragging rope 730 to flatten the soft plate 710 so as to seal the inner space of the under-balloon bump 311, and then controls the pump assembly 330 to operate to release a certain amount of gas inside the balloon body 310; at this time, the bladder lower protrusion 311 is squashed under the influence of its own weight and the weight of the pregnant woman, and the gas in the bladder lower protrusion 311 is discharged, so that the bottom of the bladder body 310 becomes flat.

Preferably, as shown in fig. 15, in order to prevent the capsule body 310 from leaking at the position where the dragging rope 730 passes through, a fixed hose is arranged on the capsule body 310; the fixed hose is fixed on the bag body 310, one end of the fixed hose is closed, and the fixed hose is communicated with the inner space of the bag body 310; the dragging rope 730 penetrates the fixed hose and is fixed at the closed end of the fixed hose.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A transfer sickbed for pregnant women comprises a basic bed body (100), a power assembly (800) and a control unit (900), wherein a bed sheet (110) is paved on the basic bed body (100), and the transfer sickbed is characterized by further comprising a bed sheet positioning assembly (200), a carrying bag assembly (300), a belt body furling assembly (400) and an expansion bed body (500);

the bed sheet positioning assembly (200) has the function of fixing two ends of the bed sheet (110) at the head and the tail of the base bed body (100);

the delivery capsule assembly (300) is used for assisting in transferring pregnant women and comprises a capsule body (310), a dragging belt body (320) and an air pumping assembly (330); the capsule body (310) is a rectangular sheet body before expansion and is a rectangular block body after expansion, and the expansion and contraction are carried out under the regulation of the air pumping assembly (330);

the dragging belt bodies (320) are in a belt shape, the number of the dragging belt bodies is two, and the dragging belt bodies are detachably and fixedly connected to the end part, close to the bed head, of the capsule body (310);

the belt body furling component (400) is of a winding drum structure, is fixed at the head of the foundation bed body (100), and is used for furling the dragging belt body (320) and dragging the capsule body (310);

the top and the bottom of the expanded bed body (500) are provided with wheel bodies, and the main body is of a scissor-fork structure, is a folding bed which can be extended and retracted along the length direction under the control of the control unit (900) and is used for bearing the bag body (310); the end of the capsule body (310) far away from the dragging belt body (320) is positioned on the expanded bed (500);

the expanded bed body (500) comprises a v 21274, a shape frame (510), a bag body furling assembly (520), a supporting telescopic rod group (530) and a bed body bundling assembly (550);

the main body of the v-shaped frame (510) is v-21274, the opening of the v-shaped frame is downward, and the v-shaped frame comprises a first frame (511), a second frame (512), a frame lifting assembly (513) and a supporting wheel (514);

the first frame (511) and the second frame (512) are both arranged in a manner of triviality 21274and are respectively positioned at two ends of the expanded bed body (500);

the vertical rod on the v-shaped frame (510) is a telescopic rod;

the capsule furling assembly (520) is of a winding drum structure, is fixed at the top of the first frame (511) and comprises a cylindrical roller (521), the cylindrical roller (521) is rotatably connected to the first frame (511) and has the same axial direction with the axial direction of the 21274, and the length direction of the shaped frame (510) is the same and rotates around the axis of the shaped frame under the driving of the power assembly (800);

the capsule body (310) is positioned on the cylindrical drum (521) at the end remote from the dragging ribbon (320);

the supporting telescopic rod group (530) is a combination of an electric telescopic rod and a scissor fork structure (532) and is fixed between the first frame (511) and the second frame (512), the electric telescopic rod plays a supporting role, the scissor fork structure (532) is positioned on the electric telescopic rod and plays a connecting role, and torsional springs are fixed at the hinged points of the scissor fork structure (532);

the universal wheels are positioned at the bottom of the electric telescopic rod, the top of the electric telescopic rod is positioned at the rod head roller (531), and the axial direction of the rod head roller (531) is the same as the width direction of the expanded bed body (500);

the bed body bundling assembly (550) is used for limiting the length of the expanded bed body (500) in a pulling mode.

2. The pregnant woman transfer bed of claim 1, wherein: the bed sheet positioning component (200) comprises a bed tail positioning body (210), a bed head fixing body (220) and a mattress fixing body (230);

the bed tail positioning body (210) is of a roller structure, is positioned at the bed tail of the basic bed body (100), and comprises a furling roller (211) and a supporting frame (212);

both ends of the furling roller (211) are rotatably connected to the supporting frame (212) and rotate around the axis of the furling roller, and the axial direction of the furling roller is the same as the width direction of the base bed body (100);

the furling drum (211) is provided with a ratchet mechanism and a rotating handle which are used for assisting the furling drum (211) to furl the bed sheet (110);

the mattress fixing body (230) is fixed on the foundation bed body (100) and is a fixing clamp (231) fixed on the foundation bed body (100), and the fixing clamp (231) is a manual or electric clamp and is fixed at four corners of the foundation bed body (100).

3. The pregnant woman transfer bed of claim 2, wherein: the bed head fixing body (220) comprises a rotary fixing plate (221), the rotary fixing plate (221) is plate-shaped and is rotatably connected to the bed head of the foundation bed body (100), a buckle assembly is arranged on the rotary fixing plate (221), and the bed sheet (110) is fixed by the rotary fixing plate (221) in an extrusion mode; the buckle assembly is used for fixing the rotary fixing plate (221) on the bed head.

4. The pregnant woman transfer bed of claim 1, wherein: the two dragging belt bodies (320) are symmetrically arranged at the corner positions of the bag body (310) close to the dragging belt bodies (320).

5. The pregnant woman transfer hospital bed of claim 1, wherein: the expanded bed body (500) further comprises a plurality of bearing wheel sets (540), the bearing wheel sets (540) are positioned on the rod head roller (531), and each bearing wheel set comprises a positioning rope (541) and a sleeving wheel (542); the two ends of the positioning rope (541) are respectively fixed on two symmetrical rod head rollers (531), the sleeving wheel (542) is cylindrical, is sleeved on the positioning rope (541), and is axially the same as the rod head rollers (531).

6. The pregnant woman transfer bed of claim 1, wherein: the upper surface of the capsule body (310) forms a human-shaped pit after being expanded, so as to limit the rolling of the pregnant woman.

7. The pregnant woman transfer bed of claim 1, wherein: the bottom of the bag body (310) can form a hemispherical bulge after being expanded, and the bulge is a bag lower bulge block (311) used for reducing the contact area of the bag body (310) and the base bed body (100), so that the effect of saving labor is achieved.

8. The pregnant woman transfer bed of claim 1, wherein: a diaphragm (600) is positioned at the bottom of the capsule body (310), the diaphragm (600) is a plastic film, and the diaphragm (600) is detachably fixed on the dragging belt body (320) before the expansion of the capsule body (310);

when the inflatable bag body is used, an operator detaches the diaphragm (600) from the dragging belt body (320) before the inflated bag body (310) is dragged, and fixes the diaphragm on the foundation bed body (100);

the diaphragm (600) acts to reduce the friction force to be overcome during towing.

9. The pregnant woman transfer hospital bed of claim 7, wherein: further comprising a lug retraction assembly (700);

the bump retraction assembly (700) comprises a soft plate (710), an elastic rope (720) and a dragging rope body (730);

the soft board (710) is a rubber soft board or a film, the whole body is rectangular, and one end of the soft board is fixed on the inner wall of the bag body (310) and is positioned right above the bag lower convex block (311);

the elastic rope (720) is a rope body made of elastic materials, two ends of the elastic rope are fixed at the bottom of the soft board (710), and the soft board (710) is pulled into an omega shape through the elasticity of the elastic rope;

the dragging rope body (730) is fixed at the non-fixed end of the soft board (710) and penetrates out of the capsule body (310); the capsule body (310) is filled with a certain amount of liquid for assisting the soft plate (710) to cling to the inner wall of the capsule body (310).