CN113940822A

CN113940822A - Air cushion bed special for postoperative patient

Info

Publication number: CN113940822A
Application number: CN202111220311.5A
Authority: CN
Inventors: 崔丹丹; 李睿明; 金晓锋
Original assignee: Zhejiang Industry Polytechnic College
Current assignee: Zhejiang Industry Polytechnic College
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-01-18
Anticipated expiration: 2041-10-20
Also published as: CN113940822B

Abstract

The invention provides an air cushion bed special for a patient after an operation, which relates to the field of air cushion beds and comprises a bed plate, a plurality of air bags, a plurality of sealing sleeves, a cushion layer and an air exhaust mechanism. A plurality of the gasbag is arranged along the length direction of bed board in proper order, and is a plurality of the seal cover overlaps outside the gasbag one by one, the top at the seal cover is just covered to cushion layer edge connection bed board, a plurality of gasbags pass through the detachable connection air supply of gas tube, be provided with a sealed section of thick bamboo on the gas tube, the adaptation has the sealing plug on the sealed section of thick bamboo, and is a plurality of the seal cover passes through exhaust tube and connects air exhaust mechanism. After the inflation tube is separated from the air source of the air pump, the sealing plug is firstly plugged into the sealing cylinder to plug the inflation tube, then the piston is utilized to downwards extrude the cylinder body, so that the air in the sealing sleeve is pumped out of the air outlet tube, the sealing sleeve is tightly adsorbed on the outer surface of the air bag, and the sealing sleeve and the wall of the air bag are mutually adsorbed to form a complementary posture, thereby effectively preventing the air leakage of the air bag and solving the problem of plugging dispersed pores of the air bag.

Description

Air cushion bed special for postoperative patient

Technical Field

The invention relates to the technical field of air cushion beds, in particular to an air cushion bed special for a patient after an operation.

Background

The air cushion bed is an air suspension bed, the invention of the air cushion bed is one of the progresses of the burn major, the bedding of the air cushion bed is filled with a large number of ceramic pellets, the air pressed from an air compressor circulates among the pellets, the patient feels comfortable by adjusting the temperature and the flow rate of the air, the patient seems to float in the air flow, the patient can easily turn the body position, but in the prior art, the original air cushion bed is only suitable for the patient to lie on the sick bed, and the power supply of an air pump can continuously inflate the air cushion bed by connecting a switch all the time.

When a patient goes out for examination, because no fixed power supply is provided, the inflation tube needs to be separated from the inflation pump, but the air cushion bed with longer service life can slowly leak air as long as being separated from the air pump, so that the patient lies on the air cushion and can not inflate quickly, at present, a nurse generally directly takes the blood vessel forceps to reversely fold the pipeline, and the nurse clamps the blood vessel forceps, so that the air pipeline can be plugged, but the effect is very small, because the air bag body is provided with more pores, the air leakage speed is very high, the pores on the air bag body are small, the pores are small, and the pores are dispersed, and at present, no ideal means is available on the market for plugging.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an air cushion bed special for a patient after an operation, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a special air cushion bed for postoperative patient comprises a bed plate, a plurality of air bags, a plurality of sealing sleeves, a cushion layer and an air pumping mechanism. The air bags are sequentially arranged along the length direction of the bed board, the sealing sleeves are sleeved outside the air bags one by one, the edge of the cushion layer is connected with the bed board and covers the top of the sealing sleeve, the air bags are detachably connected with an air source through inflation tubes, the inflatable tube is provided with a sealing cylinder, the sealing cylinder is matched with a sealing plug, a plurality of sealing sleeves are connected with an air exhaust mechanism through an air exhaust tube, the air pumping mechanism comprises a cylinder body with an air inlet pipe and an air outlet pipe, a piston and a screw rod, the cylinder body is vertically arranged on the bed board, the air inlet pipe is connected with an air exhaust pipe, the piston is vertically and reciprocally matched in the cylinder body in a sliding manner, the screw rod is vertically and threadedly connected to the top of the cylinder body, and the bottom is pin-jointed with the piston, a switching component is arranged between the air inlet pipe and the air outlet pipe in the cylinder body, and the switching component can switch the air flow direction between the air inlet pipe and the air outlet pipe.

Preferably, the number of the air exhaust mechanisms is two, the plurality of the sealing sleeves are divided into two groups, and each group of the sealing sleeves is connected with one air exhaust mechanism through an independent air exhaust pipe.

Preferably, the switching component comprises a first arc sliding sleeve, a second arc sliding sleeve and a cylinder, the first arc sliding sleeve and the second arc sliding sleeve are respectively arranged on the inner wall of the cylinder body corresponding to the air inlet pipe and the air outlet pipe, the first arc sliding sleeve is provided with an air inlet communicated with the air inlet pipe, the second arc sliding sleeve is provided with an air outlet communicated with the air outlet pipe, a circular sliding cavity is formed between the first arc sliding sleeve and the second arc sliding sleeve, the cylinder is axially pivoted on the cylinder body and is in sliding fit with the sliding cavity between the first arc sliding sleeve and the second arc sliding sleeve, the cylinder is transversely and vertically provided with an inlet passage and a compression passage which are vertically communicated in a penetrating way, two ends of the inlet passage correspond to the air inlet hole and the air outlet hole, two ends of the compression passage correspond to the inner cavity of the cylinder body, two sides of the compression passage in the inlet passage are provided with one-way valves in the same direction, and a switching disc connected with the cylindrical rotating shaft is arranged outside the cylinder body.

Preferably, a pointer is arranged on the switching disc, and the pointer arrow points in the same direction as the direction of the one-way valve.

Preferably, a positioning mechanism for locking the switching disc is arranged between the cylinder body and the switching disc, and when the switching disc is locked by the positioning mechanism, the inlet and outlet channel is communicated with the air inlet hole and the air outlet hole.

Preferably, the positioning mechanism comprises a guide sleeve, a positioning column and a spring, the switching disc is provided with two positioning holes, the two positioning holes are symmetrically arranged on the upper side and the lower side of the pointer and are distributed around the center of the switching disc at equal angles, the bottom of the guide sleeve is connected with the cylinder body, the positioning column is slidably matched in the guide sleeve, the top end of the positioning column corresponds to the positioning holes, and the bottom end of the positioning column is connected with the bottom of the guide sleeve through the spring.

(III) advantageous effects

The invention provides an air cushion bed special for a patient after an operation. The method has the following beneficial effects:

1. this a special air bed of patient for postoperative, after gas tube and air pump air supply separation, pack into the sealing plug earlier and plug up the gas tube in the sealed section of thick bamboo, then utilize the piston extrusion cylinder body downwards, make the gas in the sealing sleeve taken out to the play gas pipe outside, the tight absorption of seal cover is at the gasbag outward appearance, adsorb each other between seal cover and the gasbag wall and form complementary gesture, effectively prevent the gasbag gas leakage, the shutoff problem of gasbag dispersion pore has been solved, go out to inspect for patient and provide long-time continuation of the journey can.

Drawings

FIG. 1 is a schematic view of the pumping mechanism of the present invention;

FIG. 2 is an isometric view of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 4 is a side cross-sectional view of the present invention;

FIG. 5 is a schematic view of the present invention showing the exhaust gas flowing in the direction of the outlet pipe;

FIG. 6 is a schematic illustration of the invention with air intake to the intake pipe;

fig. 7 is a schematic view of the positioning mechanism of the present invention.

In the figure: 1 bed plate, 2 air bags, 3 sealing sleeves, 4 cushion layers, 5 inflation tubes, 6 extraction tubes, 7 extraction mechanisms, 8 switching components, 9 sealing cylinders, 10 sealing plugs, 11 switching disks, 12 positioning holes, 13 guide sleeves, 14 positioning columns, 15 springs, 16 pointers, 71 cylinders, 72 air inlet tubes, 73 air outlet tubes, 74 pistons, 75 screws, 81 arc sliding sleeves I, 82 arc sliding sleeves II, 83 cylinders, 84 air inlet holes, 85 air outlet holes, 86 inlet and outlet channels, 87 compression channels and 88 one-way valves.

Detailed Description

The embodiment of the invention provides an air cushion bed special for a patient after an operation, which comprises a bed plate 1, a plurality of air bags 2, a plurality of sealing sleeves 3, a cushion body layer 4 and an air suction mechanism 7, as shown in figures 1 to 7.

As shown in fig. 4, a plurality of air bags 2 are sequentially arranged along the length direction of the bed plate 1, and a plurality of air bags 2 are arranged, and when one of the air bags is damaged, the other air bags are not affected. A plurality of seal covers 3 cover outside gasbag 2 one by one, and seal cover 3 is the same rubber material with gasbag 2. The edge of the cushion layer 4 is connected with the bed board 1 and covers the top of the sealing sleeve 3, and the cushion layer 4 is used for lying a patient and separating the patient from the air bag.

The air bags 2 are detachably connected with an air source through inflation tubes 5, and when the air cushion bed is used at a fixed point in a hospital, the air bags 2 are connected with an air pump through the inflation tubes 5 and used for inflating the air bags 2.

As shown in fig. 1, a sealing cylinder 9 is arranged on the inflation tube 5, and a sealing plug 10 is adapted on the sealing cylinder 9. After the inflation tube 5 is separated from the air source, the sealing plug 10 is plugged into the sealing barrel 9 to block the inflation tube 5, so that the air in the air bag 2 is prevented from leaking out of the inflation tube 5.

As shown in fig. 1-2, several sealing sleeves 3 are connected to an air pumping mechanism 7 through air pumping pipes 6, and the air pumping mechanism 7 is used for pumping out residual air between the sealing sleeves 3 and the air bags 2.

As shown in fig. 1 and 5, the air pumping mechanism 7 includes a cylinder 71 with an air inlet pipe 72 and an air outlet pipe 73, a piston 74 and a screw 75, the cylinder 71 is vertically disposed on the bed plate 1, the air inlet pipe 72 is connected with the air pumping pipe 6, the piston 74 is vertically and reciprocally slidably fitted in the cylinder 71, the screw 75 is vertically screwed on the top of the cylinder 71, and the bottom end of the screw is pivotally connected with the piston 74, and the screw 75 is used for adjusting the lifting of the piston 74, so as to change the air pressure in the cylinder 71 and realize the air exhaust and suction functions. A switching assembly 8 is arranged in the cylinder 71 between the air inlet pipe 72 and the air outlet pipe 73, and the switching assembly 8 can switch the air flow direction between the air inlet pipe 72 and the air outlet pipe 73.

The number of the air exhaust mechanisms 7 is two, the plurality of sealing sleeves 3 are divided into two groups, and each group of sealing sleeves 3 is connected with one air exhaust mechanism 7 through an independent air exhaust pipe 6. The sealing sleeve 3 and the air pumping mechanism 7 are divided into two groups, when one group fails, the other group can ensure that half of the air cushion bed can still be used, and the overall failure rate is reduced.

As shown in fig. 5, the switching assembly 8 includes a first arc sliding sleeve 81, a second arc sliding sleeve 82, and a cylinder 83, wherein the first arc sliding sleeve 81 and the second arc sliding sleeve 82 are respectively disposed on the inner wall of the cylinder 71 corresponding to the air inlet pipe 72 and the air outlet pipe 73, the first arc sliding sleeve 81 is provided with an air inlet 84 communicated with the air inlet pipe 72, the second arc sliding sleeve 82 is provided with an air outlet 85 communicated with the air outlet pipe 73, a circular sliding cavity is formed between the first arc sliding sleeve 81 and the second arc sliding sleeve 82, the cylinder 83 is axially pivoted on the cylinder 71 and slidably fitted in the sliding cavity between the first arc sliding sleeve 81 and the second arc sliding sleeve 82, the cylinder 83 is closely slidably connected with the sliding cavity, similar to the connection relationship between the piston 74 and the cylinder 71. An inlet and outlet passage 86 and a compression passage 87 which are vertically communicated are transversely and vertically arranged on the cylinder 83, two ends of the inlet and outlet passage 86 correspond to the air inlet hole 84 and the air outlet hole 85, and two ends of the compression passage 87 correspond to the inner cavity of the cylinder body 71. One-way valves 88 are provided in the inlet and outlet passage 86 on both sides of the compression passage 87 in the same direction.

The cylinder 71 is externally provided with a switching plate 11 which is connected with the cylinder 83 in a rotating shaft manner. The switching disc 11 is used to control the rotation of the cylinder 83. Since the direction of the check valve 88 in the access duct 86 is not discernible from the outside, the switching disk 11 is provided with a pointer 16, the arrow of the pointer 16 pointing in the same direction as the check valve 88. Pointer 16 is used to identify the direction of access passage 86.

A positioning mechanism for locking the switching plate 11 is provided between the cylinder body 71 and the switching plate 11, and when the positioning mechanism locks the switching plate 11, the inlet/outlet passage 86 is communicated with the inlet hole 84 and the outlet hole 85.

As shown in fig. 7, the positioning mechanism includes a guide sleeve 13, a positioning column 14, and a spring 15, two positioning holes 12 are opened on the switching plate 11, the two positioning holes 12 are symmetrically disposed on the upper and lower sides of the pointer 16 and equally distributed around the center of the switching plate 11, the bottom of the guide sleeve 13 is connected to the cylinder 71, the positioning column 14 is slidably fitted in the guide sleeve 13, the top end of the positioning column corresponds to the positioning hole 12, and the bottom end of the positioning column 14 is connected to the bottom of the guide sleeve 13 through the spring 15. When the switching plate 11 rotates, the inner side surface of the switching plate 11 can press the positioning column 14, and when the switching plate 11 rotates to the position where the positioning column 14 corresponds to the positioning hole 12, the positioning column 14 is pushed into the positioning hole 12 under the action of the spring 15, so that the switching plate 11 is fixed. The two positioning holes 12 are spaced 180 degrees from each other. When the positioning posts 14 are used to fix two positioning holes 12, the inlet/outlet passage 86 is communicated with the inlet hole 84 and the outlet hole 85, but the inlet/outlet passage 86 is exchanged in the head-to-tail direction.

A method of using a patient-specific air bed for use after surgery, comprising the steps of:

step one, after the inflation tube 5 is separated from the air source, the sealing plug 10 is plugged into the sealing cylinder 9 to block the inflation tube 5, so that air in the air bag 2 is prevented from leaking out of the inflation tube 5.

Step two, rotating the switching disc 11 according to the pointer 16 to enable the pointer 16 to point to the direction of the air outlet pipe 73; the cylinder 83 rotates synchronously with the switching plate 11, so that the one-way valve 88 in the inlet and outlet passage 86 flows towards the outlet pipe 73;

and step three, the screw 75 is rotated downwards to drive the piston 74 to extrude the cylinder 71 downwards, so that the gas between the sealing sleeve 3 and the air bag 2 is pumped out of the gas outlet pipe 73, the sealing sleeve 3 is tightly adsorbed on the outer surface of the air bag 2, the sealing sleeve 3 and the wall of the air bag 2 are mutually adsorbed to form a complementary posture, both have leaks instantly, the overlapping probability of the leaks is low, the air leakage of the air bag is effectively prevented, the problem of plugging dispersed pores of the air bag 2 is solved, and long-time cruising ability is provided for outgoing inspection of patients.

Based on the method, the specific principle of realizing the extraction and the reset of the gas between the sealing sleeve 3 and the air bag 2 is as follows:

as shown in fig. 5, the air suction principle between the sealing sleeve 3 and the airbag 2 is as follows: the check valve 88 faces the air outlet pipe 73, when the piston 74 presses the inner cavity of the cylinder 71, the air pressure in the cylinder 71 becomes high, the compression channel 87 is pressed, the air in the cylinder 71 is extruded out of the air outlet pipe 73, then the piston 74 returns upwards, the air pressure in the cylinder 71 becomes low, the air between the sealing sleeve 3 and the air bag 2 is pumped into the cylinder 71, and the air between the sealing sleeve 3 and the air bag 2 is pumped out in a circulating mode.

As shown in fig. 6, the principle of gas recovery between the sealing sleeve 3 and the airbag 2: the check valve 88 faces the air inlet pipe 72, when the piston 74 presses the inner cavity of the cylinder 71, the air pressure in the cylinder 71 becomes high, the compression channel 87 is pressed, the air in the cylinder 71 is pressed into the air inlet pipe 72, then the piston 74 returns upwards, the air pressure in the cylinder 71 becomes low, the air outside the air outlet pipe 73 is sucked into the cylinder 71, and therefore air is circularly input between the sealing sleeve 3 and the air bag 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a special air bed of patient for postoperative which characterized in that: comprises a bed board (1), a plurality of air bags (2), a plurality of sealing sleeves (3), a cushion layer (4) and an air pumping mechanism (7). A plurality of gasbag (2) are arranged along the length direction of bed board (1) in proper order, and a plurality of seal cover (3) overlap one by one outside gasbag (2), bed board (1) and the top of covering at seal cover (3) are connected at cushion layer (4) edge, a plurality of gasbags (2) are through gas tube (5) detachable connection air supply, be provided with sealing cylinder (9) on gas tube (5), adaptation has sealing plug (10) on sealing cylinder (9), and is a plurality of seal cover (3) are connected air exhaust mechanism (7) through exhaust tube (6), air exhaust mechanism (7) are including cylinder body (71), piston (74) and screw rod (75) that have intake pipe (72) and outlet duct (73), vertical setting of cylinder body (71) is on bed board (1), intake pipe (72) connecting exhaust tube (6), the reciprocating type slip adaptation of piston (74) is in cylinder body (71), the screw rod (75) is vertically connected to the top of the cylinder body (71) in a threaded mode, the bottom end of the screw rod is pivoted with the piston (74), a switching assembly (8) is arranged between the air inlet pipe (72) and the air outlet pipe (73) in the cylinder body (71), and the air flowing direction between the air inlet pipe (72) and the air outlet pipe (73) can be switched by the switching assembly (8).

2. A patient specific air mattress bed for use after surgery according to claim 1, wherein: the air exhaust mechanism (7) is provided with two air exhaust mechanisms, the sealing sleeves (3) are divided into two groups, and each group of sealing sleeves (3) is connected with one air exhaust mechanism (7) through an independent air exhaust pipe (6).

3. A patient specific air mattress bed for use after surgery according to claim 2, wherein: the switching assembly (8) comprises a first arc sliding sleeve (81), a second arc sliding sleeve (82) and a cylinder (83), the first arc sliding sleeve (81) and the second arc sliding sleeve (82) are respectively arranged on the inner wall of the cylinder body (71) corresponding to the air inlet pipe (72) and the air outlet pipe (73), the first arc sliding sleeve (81) is provided with an air inlet hole (84) communicated with the air inlet pipe (72), the second arc sliding sleeve (82) is provided with an air outlet hole (85) communicated with the air outlet pipe (73), a circular sliding cavity is formed between the first arc sliding sleeve (81) and the second arc sliding sleeve (82), the cylinder (83) is axially pivoted on the cylinder body (71) and is in sliding fit in the sliding cavity between the first arc sliding sleeve (81) and the second arc sliding sleeve (82), and the cylinder (83) is transversely and vertically provided with an inlet and outlet channel (86) and a compression channel (87) which are vertically communicated, the two ends of the inlet and outlet channel (86) correspond to the air inlet hole (84) and the air outlet hole (85), the two ends of the compression channel (87) correspond to the inner cavity of the cylinder body (71), one-way valves (88) in the same direction are arranged on the two sides of the compression channel (87) in the inlet and outlet channel (86), and a switching disc (11) connected with the rotating shaft of the cylinder body (83) is arranged outside the cylinder body (71).

4. A patient specific air mattress bed for use after surgery according to claim 3, wherein: and a pointer (16) is arranged on the switching disc (11), and the arrow direction of the pointer (16) is consistent with the direction of the one-way valve (88).

5. A patient specific air mattress bed for use after surgery according to claim 4, wherein: a positioning mechanism used for locking the switching disc (11) is arranged between the cylinder body (71) and the switching disc (11), and when the switching disc (11) is locked by the positioning mechanism, the inlet and outlet channel (86) is communicated with the air inlet hole (84) and the air outlet hole (85).

6. A patient specific air mattress bed for use after surgery according to claim 5, wherein: the positioning mechanism comprises a guide sleeve (13), positioning columns (14) and springs (15), two positioning holes (12) are formed in the switching disc (11), the two positioning holes (12) are symmetrically arranged on the upper side and the lower side of the pointer (16) and distributed around the center of the switching disc (11) at equal angles, the bottom of the guide sleeve (13) is connected with the cylinder body (71), the positioning columns (14) are matched in the guide sleeve (13) in a sliding mode, the top ends of the positioning columns correspond to the positioning holes (12), and the bottom ends of the positioning columns (14) are connected with the bottom of the guide sleeve (13) through the springs (15).