CN2233239Y - Automatic turning over water bed - Google Patents
Automatic turning over water bed Download PDFInfo
- Publication number
- CN2233239Y CN2233239Y CN 95203187 CN95203187U CN2233239Y CN 2233239 Y CN2233239 Y CN 2233239Y CN 95203187 CN95203187 CN 95203187 CN 95203187 U CN95203187 U CN 95203187U CN 2233239 Y CN2233239 Y CN 2233239Y
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- water
- circuit
- bed
- input
- electromagnetic valve
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- Expired - Fee Related
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- Mattresses And Other Support Structures For Chairs And Beds (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The utility model discloses an automatic turning over water bed for medical nursing, comprising a water bed, a water circulation device and a control circuit. The utility model is characterized in that a water bed mattress is composed of two longitudinally arranged water bags and bags covers, the automatic turning over water bed adopts the circulation form of a water pump, an electromagnetic valve, the water bags and a water box, the control circuit comprises a TP801 computer and a pulse circuit, and the TP801 computer and the pulse circuit control the operation time of the water pump, the sequence of the electromagnetic valve and the water charge and the water discharge of the water bags and the interval time of the second time water charge. Water is alternately and intermittently charged and returned by the two water bags, a bed surface presents bidirectional curved surface inclination, so the purpose that patients are automatically turned is achieved.
Description
This utility model relates to the medical treatment and nursing device, is a kind of turning over water bed that is mainly used in the prevention decubital ulcer.
Decubital ulcer is a kind of danger complications that cerebral palsy, high paraplegia etc. can not the autonomic movement patients.The immediate cause that produces decubital ulcer is the long-term pressurized in some position of patient, causes microcirculation disturbance, ischemia.The common method of prevention decubital ulcer has: one, to patient's timing turning over, general 2 hours once, around the clock.This method nursing staff's labor intensity is bigger.Two, tilt table is stood up in use automatically, and this bed vertically is divided into three plank frames; After pressing the button, wherein two sections can be raised to 70 °, and other one section also can slightly raise, and this bed has mechanicalness noise, and comfortableness is poor, and cost is also higher.
The purpose of this utility model provides the automatic turning over water bed that a kind of medical treatment and nursing is used, and this water bed face can produce way curved surface, makes the slowly automatic painlessly conversion clinostatism of patient.This bed accessory has the comfortableness of general water bed, and noise is little, and cost is low.
The automatic turning over water bed that this utility model provides comprises water pocket bed, water circle device and control circuit.It is characterized in that:
A, water pocket bed are made up of two vertically parallel water pockets, and water pocket is respectively charged in the capsule cover that links together.Be provided with oblique, horizontal banded lacing wire in the water pocket; As Fig. 8 dotted line a is oblique banded lacing wire, and dotted line b is the banded lacing wire of horizontal cross.It is for preventing that water pocket from swelling rear side to swelling that lacing wire is set.Be provided with fixing band above the capsule cover; Head end is provided with fixedly medicated pillow frenulum.
B, water circle device are provided with water tank 4 and heater, are provided with 4 electromagnetic valve Y of control water (flow) direction, and the end of electromagnetic valve Y communicates by pipeline and water pocket, and the other end communicates with water pump 6 or water tank by pipeline.
C, control circuit are made up of the TP801 computer and the impulse circuit that are used to control motor and electromagnetic valve, wherein:
The starting switch of computer is period switch S 1-S4, its input is the input interface PB of parallel input/output interface PIO, its first outfan is programmable timer CTC, corresponding executive component is a relay K 1, controlled device is motor M, its second outfan is the output interface PA of parallel input/output interface PIO, and corresponding executive component is a drive circuit, and controlled device is electromagnetic valve Y1, Y3 and Y2, Y4.
Circuit is made up of pulse generating circuit and bistable circuit in the arteries and veins, pulse generating circuit is a core with integrated circuit NE555 and peripheral circuit, output terminals A connects the crus secunda of integrated circuit and the input of bistable circuit, outfan B connects the 3rd foot of integrated circuit and the input of relay K 3 and AND circuit 1,2 by diode D1, integrated circuit the 2nd foot ground connection, impulsing CP triggers the bistable circuit upset, and the input of outfan Q, the Q of bistable circuit and AND circuit 1,2 joins.
Because electromagnetic valve grouping wheel changes jobs, the water pocket that communicates with it rotates that water-filling swells or draining is dwindled, and sees that from integral body the water bed face presents way curved surface.One side water pocket of the projection that swells is the dependence at patient's lateral position back.Become the stressed support in patient side and dwindle a sagging side water pocket.Stand up and will improve the circulation and the state of supply of blood of human body this intermittence by turns, makes human body often obtain passive exercise and stimulation, so turning over water bed can play to prevent the medical effect of decubital ulcer automatically.
This utility model turning over water bed is compared with manually standing up, and has alleviated nursing staff's labor intensity greatly.With stand up tilt table automatically relatively, the turning over water bed motion is soft, does not have rigid motion thing and support, can not cause mechanical injuries to patient skin.One is multi-functional, is dyskinesia patient's pre-anti-bedsore mattress, is again the cooling-down bed mattress of hyperpyretic patient, promptly cold treatment mattress also be a kind of can calmness, pain relieving, invigorate blood circulation and remove spasm, enliven the conduction of heat treatment mattress of cell.This mattress stand up motion, stimulation and cold and hot effect automatically, multiple disease is all had the auxiliary treatment effect
Fig. 1 is the water route sketch map of this utility model turning over water bed.
Fig. 2 is the water power working envelope figure of this utility model turning over water bed.
Fig. 3 is the control circuit schematic diagram of this utility model turning over water bed.
Fig. 4 is the power circuit principle figure of this utility model turning over water bed.
Fig. 5 is the circuit theory diagrams of time switch among Fig. 3.
Fig. 6, Fig. 7, Fig. 8 are respectively that the left and right water pocket of water bed is full of water and the two water yield equivalent state figure.
Below in conjunction with embodiment and accompanying drawing thereof the automatic turning over water bed of this utility model is described in further details.
Fig. 1 has provided that water bed fills, the draining operation conditions.Drain the gas of water pocket before the use, make left water pocket be full of water with valve 7, make left and right water pocket water equivalent through adjusting, promptly water bed is static flattens.Select for use the automatic or manual mode to make motor M drive water pump 6 runnings during use, electromagnetic valve Y1, Y3 open.Right side water pocket draining is got back in the water tank 4 along arrow 8 directions through Y3.Water pump draws water along arrow 9 directions through Y1 water pocket water-filling to the left from water tank.Water pump and electromagnetic valve work T minute, left water pocket is full of waterborne protruding, and right water pocket draining is recessed, the water pump stall, Y1, Y3 close, and finish water-filling drainage procedure for the first time.Intermittently N minute, enter for the second time fill, drainage procedure, be that Y2, Y4 open specifically, left water pocket draining is got back in the water tank along arrow 8 directions through Y4, water pump draws water along arrow 9 directions through Y2 water pocket water-filling to the right from water tank.Water pump and electromagnetic valve work T minute, left water pocket draining is recessed, right water pocket water-filling epirelief, water pump stall, Y2, Y4 close, finish fill for the second time, drainage procedure.Intermittently N minute, enter for the third time fill, drainage procedure, for the third time with the first time process identical, the 4th time with for the second time identical, identical time N minute of intermittence between per twice ... so circulation realizes that left and right water pocket is rotated, fill intermittence, drainage procedure, finishes water bed face way curved surface.
When overtension or control device taking place when malfunctioning, cause water filling too much to cause water pocket, pipeline and joint area hydraulic pressure too high and break and leak.For avoiding above-mentioned phenomenon, go out end at water pump and establish a pressure limiting valve.
Fig. 2 block diagram has provided water route running control circuit work relationship, and physical circuit is referring to Fig. 3,4,5.Control circuit comprises TP801 computer and impulse circuit, is connected to change-over switch K2 between computer the 2nd outfan PA and AND circuit outfan, makes them connect drive circuit respectively, can realize control automatically or manually control.
The TP801 computer is by programmable memory EPROM, central processor CPU, and parallel input/output interface PIO, programmable timer CTC forms.Control sequence is deposited in the memory, and the control procedure follow procedure automatically performs.In order to realize by turns intermittently water-filling of water pocket, draining makes the water pocket bed be in the way curved surface heeling condition, must control fill, water discharge time T and intermittent time N; T is the pump working time, and T value is determined according to water pocket volume, pipeline and valve aperture, pump capacity repeated calculation, by the test typing.General T value is 5 minutes, and T value is enrolled computer program.In impulse circuit, determine by timing element R1, C1.Intermittent time N determines that according to the state of an illness N value is that patient stands up the time of lying on one's side, and for taking into account different patients, the N value should have several values.Period switch S 1, S2, S3, S4 represent 0 fen respectively, 30 minutes, 60 minutes, 1/2T, the PB value of corresponding input is 1 or 0, for example S2 connects, PB1=1, PB0=PB2=0, intermittent time is 30 minutes, when using impulse circuit, the N value is artificially determined, is selected arbitrarily according to the state of an illness, water pump stall 10 minutes Push switch S once more for example, promptly the intermittent time is 10 minutes.Select S4 for use, PB3=1, promptly left and right water pocket fills, during draining 1/2T, and the two water pocket water yields equate that water bed flattens.And water pocket is rotated water-filling, draining is (referring to the Fig. 1) that is guaranteed realization by the grouping layout of electromagnetic valve and annexation.For this reason, in computer program is enrolled in this requirement, the PA0 of second outfan, PA2 connect Y1, Y3, and PA1, PA3 connect Y2, Y4, and realization Y1, Y3 group and Y2, Y4 group are opened by turns or closed.
Manually control is realized by impulse circuit.Impulse circuit is made up of pulse generating circuit and bistable circuit.Pulse generating circuit is a timing switch circuit, and as shown in Figure 5, it is a core with integrated circuit NE555 and peripheral circuit.The peripheral circuit of this integrated circuit is, is used for the variable resistance R1 that regularly adjusts and the series connection contact of capacitor C 1 and meets at the 6th foot, and the moving point of resistance R 1 is connected to the 7th foot.The 2nd foot meets at the serial connection point of switch S and resistance R 2, and this some note is made the A end.The 3rd foot is by diode D1 output level, and the diode cathode note is made the B end.
Press switch S, then integrated circuit the 2nd foot and ground short circuit, time switch is connected, referring to Fig. 3.B end output this moment high level makes relay K 3 closures, and motor M is rotated.CP triggers the bistable circuit upset and output level in the A end output arteries and veins.The high level and the B that suppose the output of bistable circuit Q end hold the high level of output to deliver to the input of AND circuit 1,2 simultaneously, Q end output low level because of bistable circuit, then must export high level, corresponding electromagnetic valve Y1, Y3 work with door 1.
Whenever once, all there is pulse to produce, triggers the bistable circuit upset once by switch S, its outfan Q, Q round output high level, then with door 1 and 2 rounds output high level, electromagnetic valve Y1, Y3 and Y2, Y4 take turns task.
Fig. 4 has provided the power circuit of complete machine, and the 220V alternating current is powered to pump motor M by relay K 1 or K3.Another road alternating current provides unidirectional current to two-way after transformation, rectification, filtering, voltage stabilizing; One the tunnel uses to computer through regulator block 7805 output+5V, and another route regulator block 7812 output+12V use to drive circuit.
Fig. 6,7, the 8th, three different operating state diagrams of water bed mattress.Fig. 6 is that the right water pocket of water bed bulges the view when left water pocket caves in.Fig. 7 is the right water pocket depression of water bed, the view when left water pocket bulges.Fig. 8 is that the water bed right side, the left water pocket water yield equate mattress flattened state figure, shown in Fig. 6,7,8, the water bed right side, left side water pocket rises and falls by turns, the human body that is in the bed changes position by turns, it is left lateral position-dorsal position-right arm reclining-dorsal position ... so circulation promptly is reached for the purpose that patient stands up automatically.This provides a kind of care implement for can not the voluntary movement patient preventing and treating complication such as decubital ulcer.
Claims (1)
1, a kind of medical automatic turning over water bed, it comprises mattress, water circle device and control circuit, of the present utility model being characterised in that:
A, mattress (1) are made of capsule cover (2) and two water pockets of vertically arranging (3), and capsule puts the frenulum that is provided with fixing human,
B, water circle device are provided with water tank (4) and heater (5), are provided with 4 electromagnetic valve Y, and the end of electromagnetic valve Y communicates by pipeline and water pocket, and the other end communicates by pipeline and water pump (6) or water tank,
C, control circuit are made up of the TP801 computer and the impulse circuit that are used to control motor and electromagnetic valve, wherein,
The starting switch of computer is period switch (S
1-S
4), its input is the input interface (PB) of parallel input/output interface (PIO), and its first outfan is programmable timer (CTC), and corresponding executive component is relay (K
1), controlled device is motor (M), and its second outfan is the output interface (PA) of parallel input/output interface (PIO), and corresponding executive component is a drive circuit, and controlled device is electromagnetic valve (Y
1, Y
3) and (Y
2, Y
4),
Impulse circuit is made up of pulse generating circuit and bistable circuit, and pulse generating circuit is a core with integrated circuit NE555 and peripheral circuit, and output terminals A connects the crus secunda of integrated circuit and the input of bistable circuit, and outfan B is by diode D
1, meet the 3rd foot and the relay (K of integrated circuit
3) and the input of AND circuit (1,2), integrated circuit the 2nd foot ground connection, impulsing (CP) triggers the bistable circuit upset, and the input of outfan of bistable circuit (Q, Q) and AND circuit (1,2) joins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95203187 CN2233239Y (en) | 1995-02-28 | 1995-02-28 | Automatic turning over water bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95203187 CN2233239Y (en) | 1995-02-28 | 1995-02-28 | Automatic turning over water bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2233239Y true CN2233239Y (en) | 1996-08-21 |
Family
ID=33856113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95203187 Expired - Fee Related CN2233239Y (en) | 1995-02-28 | 1995-02-28 | Automatic turning over water bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2233239Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102940553A (en) * | 2012-11-09 | 2013-02-27 | 无锡商业职业技术学院 | Body raising device |
| CN103821996A (en) * | 2014-02-27 | 2014-05-28 | 辽宁工程技术大学 | Electromagnetic directional valve group controller and control method thereof |
| CN105596161A (en) * | 2016-01-27 | 2016-05-25 | 卢雯 | Multifunctional water bed |
| CN108524132A (en) * | 2018-04-28 | 2018-09-14 | 深圳先进技术研究院 | A kind of nursing water bed |
| CN109875794A (en) * | 2019-03-12 | 2019-06-14 | 江苏省人民医院 | Automatic turn-over body pad |
-
1995
- 1995-02-28 CN CN 95203187 patent/CN2233239Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102940553A (en) * | 2012-11-09 | 2013-02-27 | 无锡商业职业技术学院 | Body raising device |
| CN103821996A (en) * | 2014-02-27 | 2014-05-28 | 辽宁工程技术大学 | Electromagnetic directional valve group controller and control method thereof |
| CN105596161A (en) * | 2016-01-27 | 2016-05-25 | 卢雯 | Multifunctional water bed |
| CN108524132A (en) * | 2018-04-28 | 2018-09-14 | 深圳先进技术研究院 | A kind of nursing water bed |
| WO2019205623A1 (en) * | 2018-04-28 | 2019-10-31 | 深圳先进技术研究院 | Nursing water bed |
| CN109875794A (en) * | 2019-03-12 | 2019-06-14 | 江苏省人民医院 | Automatic turn-over body pad |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |