JPH0219141Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a sewage treatment structure in a bed for a sick person such as a bedridden elderly person or a physically handicapped person, especially a cleaning type bed for a sick person.

(Prior art and its problems) Conventional beds for sick people, such as incontinent bedridden elderly people and disabled people, consist of a bed with a single excretion opening in the center, which is placed over a toilet pan provided on a base frame. However, since the structure allows defecation, urination, and washing water to fall naturally from only the excretion opening through the drop opening of the toilet pan, the splattered urine and washing water may cause unevenness on the mat due to the weight of the sick person. There was a risk that water would easily accumulate on the surface, resulting in unsanitary conditions.

Furthermore, because the inner peripheral surfaces of the opening of the mat and the toilet pan drop opening were not flush with each other, the mat could slip into the drop opening, or feces could adhere to the upper edge of the toilet pan drop opening. This leaves room for improvement as it is unsanitary and troublesome to clean.

(Problem to be solved by the invention) The present invention was devised in view of the above-mentioned problems of the prior art, and its purpose is to obstruct the flow path of sewage such as urine and washing water. The toilet pan is used to support the laying mat, and the sewage is efficiently dropped to the lower toilet bowl without being retained on the laying mat, and the inner peripheral surfaces of the respective openings of the excretion opening and the dropping opening are made flush with each other. To improve hygiene during defecation, and to effectively dry not only the private parts of a patient but also the toilet pan, etc., by means of a hot air outlet provided in the guide part of the toilet pan.

(Means for Solving the Problems) The technical means of the present invention to achieve the above object is to provide a large number of drainage holes around the drainage opening of the laying mat, support the laying mat, and A toilet pan is provided that communicates the excretion port and drain hole of the mat with a toilet bowl disposed below the mat, and the toilet pan is generally funnel-shaped and has a guide cylinder portion that communicates with the toilet bowl. A hot air outlet is provided on the circumferential surface of the cylindrical portion, and a drop port having the same shape as the excretion port of the laying mat is provided approximately in the center of the floor surface, and a groove portion with a downward slope is provided in the direction of the drop port. A wavy supporting portion is provided on the surface to form a uniform surface, and the waving support portion supports the waving mat with the excretion port of the laying mat and the drop opening of the toilet pan being arranged on the same axis. It is a matter of coercion.

(Function) By using the above-mentioned technical means, when the toilet pan is attached to the base frame of the bed body, and the laying mat and the lower toilet pan are placed above it, the inner peripheral surfaces of the openings of the excretion opening and the drop opening are flush with each other. The toilet bowl drop opening is connected in one line, and the laying mat is supported at intervals by the corrugated support part of the toilet pan, supporting the user's load while maintaining the groove that becomes the sewage flow path. A groove section sloping downward in the direction of the drop port communicates with the drainage hole of the mat, and urine or washing water, etc. scattered by the drainage hole is guided to the drop port through the groove section, and the urine, etc., is discharged onto the mat. does not retain water.

In addition, the warm air ejected from the hot air outlet provided in the guide cylinder of the toilet pan dries the private parts of the patient after urinating or defecating, and also rises along the inner surface of the guide cylinder, forming a groove in the floor surface. to dry the floor surface.

(Embodiment) Hereinafter, an embodiment of the present invention will be described based on the drawings. In the figure, A is a laying mat;
is laid on the base frame D of the bed main body, and is divided into three parts in the length direction, including the front and rear mats a ₃ and a ₄ , and the lumbar pine a that is sandwiched between the mats a ₃ and a ₄ . It consists of a lumbar mat _A5 , an excretion port _A1 , and a large number of drainage holes _{A2 .}
. . . At the same time as drilling a hole, this lumbar mat _A5 is housed in the toilet pan B.

A large number of drainage holes _a2 are formed with a desired diameter around the excretion port _a1 assuming the position where scattered urine will fall.

Toilet pan B is constructed by bending a rising piece b ₂ , an upper edge piece b ₃ , and an apron piece b ₄ around a floor surface b ₁ that is rectangular in plan, and forming a recess inside for accommodating a waist mat A ₅ . A part _B5 is formed, and an excretion port _A1 for the lower back pine _A5 is formed in the center of the floor _B1 .
The drop opening b is opened in the same opening shape as the opening shape, and the entire structure is approximately funnel-shaped with a downwardly communicating guide cylinder part 2, and a corrugated support part _b7 is provided on the floor surface _b1 .
The supporting portion b ₇ has a flat surface with each of the supporting surfaces b _{7 ′} ...
. . . A groove portion b ₆ provided between the groove portions b 6 _. Warm air injection part e ₃ together with air outlet 3'
The hot air outlets 3, 3 for use are opened, and the lower ends of the apron pieces b ₄ , b ₄ on both sides are installed inside the base frame D.

The base frame D consists of two horizontal frames d ₁ and d ₁ installed between the foot frame and the head frame.
and several vertical frames d ₂ vertically suspended between the horizontal frames d ₁ , d _{1 .} . . L-shaped angle members d ₃ are attached to the horizontal frames d ₁ , d ₁ . ，
Attach and fix this L-shaped angle member on top of _d3 in a spliced manner.
Place the lower ends of the apron pieces b ₄ and b ₄ on top of d ₃ and d ₃ and attach the toilet pan B.

Note that 1 is a separate rack that covers the waist mat _A5 and is formed in a substantially semicircular arc shape, and is removably fitted and locked to the toilet pan B.

Therefore, the horizontal frames d ₁ and d ₁ of the base frame D
Place the lower ends of the apron pieces b ₄ and b ₄ on the L-shaped angle members d ₃ and d ₃ installed and fixed along the toilet pan B, and store the waist mat a ₅ in the recessed part b ₅ . Then, the inner circumferential surfaces x and x' of the excretion port _a1 and the toilet pan B drop port b are arranged flush with each other.

The automatic washing/drying device E sprays washing water onto the body of the person installing it to automatically wash away the urine that adheres to it, and then
It dries the person urinating, cleaning part e ₁ , sensor
e ₂ , toilet bowl C, hot air injection part e ₃ , and e ₁ ,
Controller F electrically linked to e ₂ , C, and e ₃
Consisting of

The toilet bowl C is equipped with a functional part _c1 , which has a cleaning part _e1 that sprays hot water and a warm air jetting part _e3 that spouts dry hot air. Fix it to the vertical frame _d2 of D in a hanging manner.
In addition, this toilet C has a waste tank 5 and a waste removal pump 6.
Concatenate.

Sensor _e2 is a photoelectric sensor installed in the area where urine and defecation pass, and is electrically linked to controller F.

The cleaning part e ₁ is for cleaning the feces and urine attached to the defecating person after defecating, and includes one that protrudes from the functional part c ₁ of the toilet C, and one that is installed on the upper surface of the separated rack 1. After the sensor e ₂ senses this, the controller F automatically sprays cleansing water (warm water) into the cabinet 1 for a certain period of time to clean the private parts. In addition, the water supply branch pipe 7 that is installed on the separate rack 1 in the cleaning section e ₁ branches from the main collection pipe.
In order to avoid direct injection of cold water, a heater 8 is provided.

After the cleaning water injection from the cleaning unit e ₁ is completed, the warm air jetting part e ₃ blows the hot air jetting port 3 of the guide cylinder part 2 of the toilet pan B.
This is to dry and remove water droplets adhering to the person defecating or the inner surface of the toilet bowl pan B by blowing hot air from the toilet pan B. It is installed in the functional part c ₁ of the toilet bowl C, and after the cleaning part e ₁ finishes spraying the cleaning water. Hot air is blown out for a certain period of time via controller F. The controller F sequentially electrically interconnects the reception circuit f ₁ in the sensor e ₂ , the delay circuit f ₂ , the hot water supply circuit f ₃ , the hot air supply circuit f ₄ , the toilet bowl cleaning circuit f ₅ , and the filth discharge circuit f ₆ . Built-in condition.

The toilet bowl C is connected to a toilet bowl cleaning low tank 9 of a solenoid valve type, which automatically opens and closes the solenoid valve by a toilet bowl cleaning circuit _f5 in the controller F.

Next, the operation of the automatic washing and drying device will be explained.

First, feces and urine passing through the excretion port _a1 are automatically detected by the sensor _e2 , and the delay circuit _f2 in the controller F is activated via the receiving circuit _f1 . This delay circuit _f2 is intended to prevent the cleaning part _e1 and hot air injection part _e3 from being started unnecessarily, and the hot water supply circuit _f3 is activated after a set time (for example, 3 to 5 minutes) has elapsed.
A signal is sent to the hot water supply system, and hot water is ejected into the separated rack 1 through the cleaning section _e1 . After that, when the preset cleaning time elapses, for example 2 to 4 minutes, the hot air supply circuit _f4 in the controller F is activated and the hot air is supplied from the hot air injection part _e3 through the hot air injection port 3 for a certain period of time. The air is sprayed to dry and remove the water droplets that have adhered to the person defecating or the inner surface of the guide cylinder part 2, and then flow through the grooves _b6 of the floor surface _b1 to dry and remove the water droplets that have adhered to the toilet pan B, etc. do. Incidentally, when the hot air supply circuit _f4 is activated, the toilet bowl cleaning circuit _f5 is activated and the toilet bowl C is also automatically cleaned. Further, the excrement stored in the filth tank 5 is discharged via the defecation pipe 10 by the filth discharge circuit _f6 which operates the filth discharge pump 6 at regular time intervals. By the way, the splashed water that washed the person who defecated was not only used at the excretion port _A1 , but also
Water is also drained from the drainage hole _A2 and does not accumulate on the waist pin _A5 .

Incidentally, the toilet bowl C may be a well-known dual toilet bowl called a super water-saving toilet bowl, for example. In this case, a solenoid valve is used to push the flapper valve, and a compressor with an air tank is used to send compressed air, and the solenoid valve and compressor are connected to the toilet flushing circuit _f5 so that they operate in sequence. do.

(Effects of the invention) Since the present invention has the above-mentioned configuration, by attaching the toilet pan to the base frame of the bed body, placing the laying mat above it, and placing the toilet bowl below it, the above three parts can The opening and the toilet drop opening are in communication, and the laying mat is supported at intervals by the corrugated support part of the toilet pan, supporting the user's load while maintaining the groove that becomes the sewage flow path, and A downwardly sloping groove communicates with the drainage hole of the mat, and urine or washing water etc. scattered by the drainage hole can be guided to the droplet through the groove. It is hygienic as it allows urine etc. to efficiently fall into the lower toilet bowl without retaining water, and the wave-shaped support part as mentioned above maintains the groove part communicating with the drainage hole of the mat while allowing the user to Since it supports the load, it does not obstruct the flow path for urination, etc., and the drainage hole is brought into close contact with the user's buttocks due to the depression (bending) of the pine, so there is no risk of blocking the drainage hole, making it easy to use. It's good.

In addition, since the excretion opening of the laying mat and the falling opening of the toilet bowl pan have the same shape and are arranged on the same axis, the inner circumferential surfaces of both are flush, and falling feces flows smoothly into the toilet bowl. It does not adhere to the upper edge surface of the toilet pan, and cleaning at a later date is easy, and there is no risk of the edge of the excretion opening of the laying mat falling in the direction of the toilet pan falling opening, making it very hygienic.

Furthermore, a hot air outlet is provided in the guide part of the toilet pan, and the hot air is not limited to drying only the private parts of the patient, but also rises along the inner circumferential surface of the guide part and circulates the hot air to the wave-shaped support part. You can also dry toilet bowl bread, etc. at the same time.

[Brief explanation of the drawing]

The drawings show an embodiment of the sewage treatment structure of the present invention, and FIG. 1 is a longitudinal sectional view of the sewage treatment structure in a patient's bed, FIG. 2 is a sectional view taken along the line -- in FIG. Figure 4 is a sectional view taken along the line - - in Figure 3, Figure 5 is an exploded perspective view of the sewage treatment structure, Figure 6 is a front view of a patient's bed equipped with the sewage treatment structure of the present invention, and Figure 7 is FIG. 3 is a block diagram showing the linkage of circuits within the controller. In the figure, A: Laying mat, _a1 : Excretion port, _a2 : Drain hole, x: Inner circumferential surface of laying mat, B: Toilet pan,
b: Drop opening, b ₆ : Groove, b ₇ : Wave-shaped support part,
b ₇ ': Support surface, x': Inner peripheral surface of toilet pan, 2: Guide tube, 3: Hot air outlet, C: Toilet, D: Base frame.

Claims (1)

[Scope of utility model registration request] A large number of drainage holes are provided around the drainage opening of the laying mat, and a toilet pan is provided to support the laying mat and communicate the drainage opening and drainage hole of the mat with a toilet bowl disposed below the mat. The toilet pan has a generally funnel-shaped overall shape with a guide tube that communicates with the toilet bowl, a hot air outlet on the circumference of the guide tube, and an excretion port for the laying mat approximately in the center of the floor surface. A drop opening having the same shape as that of the floor mat is provided, and a groove portion having a downward slope in the direction of the drop opening is provided on the floor surface to form a wave-shaped supporting portion that is flush with the surface surface, and the drain opening of the laying mat is A sewage treatment structure for a bed for a sick person, characterized in that the fall opening of the toilet pan is arranged on the same axis as the laying mat and the corrugated support part supports the laying mat.