CN2433975Y

CN2433975Y - Wet preventive bed

Info

Publication number: CN2433975Y
Application number: CN 00212976
Authority: CN
Inventors: 金福刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-08-18
Filing date: 2000-08-18
Publication date: 2001-06-13
Anticipated expiration: 2010-08-18

Abstract

The utility model relates to a wet preventive bed, which can automatically replace a diaper. By the action of a urine wetting switch, a small bulb emits light to illuminate on a photoelectric tube, and a photoelectric switch causes a relay to make the action, so as to switch on a power supply. An electric machine operates, so as to drive a urine towel to rotate; the trapezoidal urine towel is fixed on a rotating towel by a gluing button. The rotating towel is sheathed on a main shaft and tensioning shafts, a probe head in the control circuit of the urine wetting switch is arranged on the urine towel, a bearing net is arranged above the rotating towel, and an elevating board is arranged below the rotating towel. A spring and an electromagnet are arranged below the elevating board. The fulcrum bar of the electromagnet is connected with the elevating board. The spring and the electromagnet are sheathed on a bearing board. The utility model is suitable for an infant and a paralytic to use.

Description

Wet preventive bed

This utility model relates to daily technical field of living goods, and exactly it is a kind of Wet preventive bed that can change urine towel automatically.

It is greatest happy that nascent baby brings for young father and mother, but be one and worry about not only but also tired thing for the baby changes urine towel, particularly at night, if urine towel can not in time be changed, the baby is steeped in urine, father and mother have to repeatedly get up in order to change urine towel, do dog-tiredly, feel not sleep well whole night.Also have some paralytic's gatism, change urine towel night also for the people who attends to the patient and bring very burden.In order to address the above problem, though a kind of product that is called diaper is arranged in the market to be sold, but the said goods is actually the towel that relies on good water absorption to be inhaled urine inside, being placed with the material that is difficult for sticking water above will urinate towel and separate, once urine is more, baby or paralytic will be immersed in the urine.Thereby the problem that the baby is soaked by urine is not solved.

The purpose of this utility model provides a kind of Wet preventive bed that can change urine towel automatically, and it can accomplish to remove the problem that the baby urinates the hardship of bubble, and also the patient for the gatism that is paralyzed in bed has for a long time brought convenience.

The purpose of this utility model is achieved by the following scheme, it is by the wet ON-OFF control circuit of urine, the photoswitch control circuit, motor, drive mechanism, the electric magnet elevating mechanism, bed and urine towel are formed, it is characterized in that: trapezoid urine towel (20) is fixed on by thread gluing (28) and rotates on the towel (26), rotate towel (26) and be enclosed within main shaft (22), on tensioning shaft (18) and (25), probe (27) in the wet ON-OFF control circuit of urine be contained in urine towel (20) on, rotate towel (26) top support net (21) is housed, rotate towel (26) below lifter plate (17) is housed, spring (15) and electric magnet (16) are equipped with in lifter plate (17) below, electric magnet pole (23) is connected with lifter plate (17), and spring (15) and electric magnet (16) are contained on the supporting plate (24).Spring (15) and electric magnet (16) are contained in the abutment sleeve (14).Support net (21) is trapezoidal, and height should be less than urine towel (20) highly, support net (21) trapezoidal be contained in two of urine towel (20) trapezoidal between.The wet ON-OFF control circuit of urine is made up of two probes, resistance, electric capacity and audions, one and audion BG in two probes ₁Base stage connect, another is connected with resistance R, audion BG ₁And BG ₃Form NPN-PNP pipe direct-coupled circuit, BG ₂Base stage connect BG with resistance R ₃Emitter stage and BG ₁Emitter stage connect, bulb H is connected on BG ₂Emitter stage and BG ₃Colelctor electrode between.The photoswitch control circuit is made up of diode, transformator, electric capacity, resistance, audion, phototriode and relay, and the 220V alternating current is by transformator T blood pressure lowering, and the secondary 22V that becomes is by diode V _D3And capacitor C ₂Carry out rectification and filtering, at V _D3The back connects relay K M, relay K M one end and diode V _D3Connect the other end and audion V _T2Colelctor electrode connect audion V _T2Base stage also with capacitor C ₁With light-operated audion V _T1Emitter stage connect audion V _T2Emitter stage and capacitor C ₁, C ₂With diode V _D1Connect diode V _D1The other end passes through resistance R ₁With light-operated audion V _T1Colelctor electrode connect.

The utility model has the advantages that: can be automatically be baby's more changing babies' napkin of wetting the bed night, and for be paralyzed in bed for a long time, the patient of gatism provides convenience.

Below in conjunction with drawings and Examples this utility model is described in further detail.

Fig. 1 is a contour structures sketch map of the present utility model.

Fig. 2 is a structural representation of the present utility model.

Fig. 3 is the left view of Fig. 2.

Fig. 4 is support net in this utility model, urine towel, rotates towel, thread gluing connection diagram.

Fig. 5 is the wet ON-OFF control circuit figure of urine in this utility model.

Fig. 6 is light-operated switch control circuit figure in this utility model.

Fig. 7 is the wiring diagram of wet switch, light-operated switch and motor of urine in this utility model.

1 is lathe bed among the figure, 2 is backplate, 3 is the bed crossbearer, 4 is switch board, 5 is beam, 6 is motor, 7 is decelerator, 8 is gear, 9 is beam, 10 combinations for urine towel and support net, 11 is pull bar, 12 is beam, 13 is support net axle, 14 is abutment sleeve, 15 is spring, 16 is electric magnet, 17 is lifter plate, 18 is tensioning shaft, 19 is support net axle, 20 are urine towel, 21 is the support net, 22 is main shaft, 23 is electric magnet pole, 24 is supporting plate, 25 is tensioning shaft, 26 for rotating towel, 27 are probe, 28 are thread gluing, T is a transformator, KM is a relay, R is a resistance, C is an electric capacity, BG is an audion, VT is an audion, VD is a diode, H is a miniature bulb.

Embodiment 1:

Few of difference of manufacturing of manufacturing and having now bed of bed has just increased the drive mechanism of being made up of motor, decelerator, gear and tensioning shaft in this utility model on lathe bed, and urine towel and rotation towel are enclosed within on the tensioning shaft, are rotated by driven by motor.Elevating mechanism by magnet control has been installed below lathe bed.Urine towel length is decided according to the size of bed, and urine towel is that towel flute profile foam plastics is made, and the outside is surrounded by towel or silk, the urine towel back side is sewed with thread gluing, rotate towel and combine by thread gluing and urine towel, support net also foam plastics strip is made, and the bottom surface is by high-strength nylon bar support.In order to make the baby warm, can under lifter plate, adorn a couveuse, can be placed with hot water bag or other heating appliances in the case, electric control element is contained in the box, can be contained in the couveuse outside.The equal outsourcing of all electric elements, parts shown in the accompanying drawing are got all the in the also outsourcing of motor and decelerator ready, get final product with reference to accompanying drawing assembling line.During use, when having urine to form the loop conducting between probe A, B, audion BG ₁Obtain positive bias-voltage and conducting, BG ₂And BG ₃The NPN-PNP pipe direct-coupled circuit of forming, the collector potential of PNP pipe is lower than base potential, and NPN pipe collector current potential is than base potential height, and two pipes are used and make each pipe that suitable dc point all be arranged, reach that signal amplifies and transfer function, make miniature bulb light or extinguish.Capacitor C is a shunt capacitance in the circuit, and the spurious signal bypass that can make probe lead wire pick up inspection goes into that ground is unlikely to cause the switch misoperation.The 220V alternating current is by after the transformator T blood pressure lowering of light-operated switch control circuit, and the secondary 22V that becomes is by V _D3, C ₂Rectifying and wave-filtering, V _D1Give V after the voltage stabilizing _T1A stable power is provided.Phototriode is high resistant when unglazed the photograph, make V _T2Base potential descends, then V _T2End, relay K M is failure to actuate, normally-closed contact closure, phototriode V _T1Impedance diminishes after seeing light, then audion V _T2Base potential rises, V _T2Be conducting state, relay K M action, normally opened contact closure, circuit turn-on, motor rotation.Like this, by the doing of urine towel, that wet difference is interrupted miniature bulb is shinny, thereby make the light-operated switch action or stop, motor rotates or stops.Thereby motor can make the urine towel that is enclosed within on the drive mechanism rotate.But urine towel is being pressed by baby's health, how to move? this be because urine towel be enclosed within the axis of guide is housed the lifter plate that can rise can fall, electric magnet and spring are installed below the lifter plate, the motor lead of electric magnet wire loop and light-operated switch control is same loop, when electric motor starting, electric magnet adhesive simultaneously, the pulling lifter plate descends, the spring of lifter plate compression simultaneously, make urine towel leave baby's health, than the time baby health be fixed the support net motionless and hold, make urine towel be no load condition, urine towel is just taken away by motor rotation axis like a cork like this, when not conducting of electric motor loop, motor stops, synchronous electric magnet clutch, the lifter plate that is with urine towel is returned to original position by the spring counter-force, is close to baby's health.In order not make camber of spring abutment sleeve be arranged at spring overcoat.

Embodiment 2:

Present embodiment is basic identical with enforcement 1, and just the axis of guide is housed in spring avoids camber of spring.Other is with embodiment 1.

Claims

1, Wet preventive bed, it is by the wet ON-OFF control circuit of urine, the photoswitch control circuit, motor, drive mechanism, the electric magnet elevating mechanism, bed and urine towel are formed, it is characterized in that: trapezoid urine towel (20) is fixed on by thread gluing (28) and rotates on the towel (26), rotate towel (26) and be enclosed within main shaft (22), on tensioning shaft (18) and (25), probe (27) in the wet ON-OFF control circuit of urine be contained in urine towel (20) on, rotate towel (26) top support net (21) is housed, rotate towel (26) below lifter plate (17) is housed, spring (15) and electric magnet (16) are equipped with in lifter plate (17) below, electric magnet pole (23) is connected with lifter plate (17), and spring (15) and electric magnet (16) are contained on the supporting plate (24).

2, Wet preventive bed according to claim 1 is characterized in that: spring (15) and electric magnet (16) are contained in the abutment sleeve (14).

3, Wet preventive bed according to claim 1 is characterized in that: support net (21) is for trapezoidal, and height should be less than urine towel (20) highly, support net (21) trapezoidal be contained in two of urine towel (20) trapezoidal between.

4, Wet preventive bed according to claim 1 is characterized in that: the wet ON-OFF control circuit of urine is made up of two probes, resistance, electric capacity and audions, one and audion BG in two probes ₁Base stage connect, another is connected with resistance R, audion BG ₁And BG ₃Form NPN-PNP pipe direct-coupled circuit, BG ₂Base stage connect BG with resistance R ₃Emitter stage and BG ₁Emitter stage connect, bulb H is connected on BG ₂Emitter stage and BG ₃Colelctor electrode between.

5, Wet preventive bed according to claim 1, it is characterized in that: the photoswitch control circuit is made up of diode, transformator, electric capacity, resistance, audion, phototriode and relay, the 220V alternating current is by transformator T blood pressure lowering, and the secondary 22V that becomes is by diode V _D3And capacitor C ₂Carry out rectification and filtering, at V _D3The back connects relay K M, relay K M one end and diode V _D3Connect the other end and audion V _T2Colelctor electrode connect audion V _T2Base stage also with capacitor C ₁With light-operated audion V _T1Emitter stage connect audion V _T2Emitter stage and capacitor C ₁, C ₂With diode V _D1Connect diode V _D1The other end passes through resistance R ₁With light-operated audion V _T1Colelctor electrode connect.