JPH0743232Y2 - Drainage system for waterproof pans for washing machines - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drainage device for a waterproof pan for a washing machine, and more particularly, to a drainage cylinder provided below the waterproof pan and a trap-type drainer installed under the floor. The present invention relates to a drainage device having an improved connection part.

[0002]

2. Description of the Related Art A drainage device for a waterproof pan for a washing machine is usually
As shown in FIG. 4, the waterproof pan 1 is installed on the floor part F by fitting the drainage port 1a provided by recessing a part of the flat surface of the waterproof pan 1 into the mouth part F ′ of the floor part F. At the same time, when connecting the drain port 1a of the waterproof pan and the drain pipe P provided under the floor via the trap type drainage device 2, the drain port 1a
a and the trap body 2a of the drainage device 2 are connected via the separate flange member 2c. It should be noted that the drainage device 2 of FIG. 4 shows a horizontal pulling type in which an outlet portion 2b for connecting to the drainage pipe P is provided below a side portion of a trap body 2a which is an external component. In the pull type, the outlet 2b is provided at the bottom of the main body 2a below the axis of the shaft (for example, Japanese Utility Model Publication No. 62-49980 and Japanese Utility Model Publication No. 2-97455).

The trap-type drain 2 is a trap connected to the bottom by screwing a separate flange member 2c fitted from above into the rim 1b of the drain 1a provided in the waterproof pan 1. In the main body 2a, by sealing the water tank 3 having the overflow port 3a on the upper peripheral surface and the upper ends of the deodorant cylinders 4 inserted in the water tank, the collars 2d of the flange member 2c are locked. A drain pipe 6 having an elbow 5 connected to the upper end thereof is inserted into the interior of the deodorant cylinder 4 while being supported by radial leg pieces 6b provided at the bottom, and the main body 2a, the water sealing tank 3, and the deodorant cylinder are respectively inserted. Passages a, b, c, and d are formed in communication with each other between 4 and the drainage pipe 6, and a plate 7 is fitted on the upper portion of the passage c provided between the deodorizing pipe 4 and the drainage pipe 6. It is configured by installing.
8 indicates packing. However, the drainage from the washing machine discharged through the elbow 5 passes through the passages D and B, is discharged from the overflow port 3a through the passage A to the drain pipe P, and the water on the waterproof pan 1 is further discharged. The water is allowed to flow into the passage c from the hole 7'of the perforated plate 7 and the water is merged with the drainage from the washing machine in the passage b by reversing the water upward by the bypass 6a provided at the lower end of the drainage pipe 6. As a result, the water is discharged from the overflow port 3a to the drain pipe P through the passage a in the same manner as described above.

[0004]

By the way, in the conventional drainage device, as described above, the rim 1b of the waterproof pan 1 is installed under the floor by using the separate flange member 2c fitted into the rim from above. Since it is connected to the trap body 2a of the drainage device 2 provided in the drainage pipe, the number of parts as a drainage device is increased and the structure and construction are complicated, and the drainage pipe P is used.
The positioning and the centering of the floor F with the opening F'provided on the floor F are troublesome, and the diameter of the opening F'should be larger than the outer diameter of the main body 2a of the drainage device 2. It doesn't happen.

An object of the present invention is to simplify the construction and construction of this kind of drainage device.

[0006]

SUMMARY OF THE INVENTION According to the present invention, a drainage cylinder provided on the lower surface of a waterproof pan is protruded downward through a mouth provided on a floor so as to extend downwardly from the floor. It is characterized in that the tubular body is airtightly fitted into the trap end of the trap type drainer provided on the lower side of the floor and is continuously provided. In addition, it is preferable that the mouth end of the trap body in the drainer is located in the mouth provided on the floor and exposed so as to be flush with the upper surface of the floor.

[0007]

According to the present invention, the drainage cylinder of the waterproof pan installed on the floor is fitted directly into the mouth end of the trap body of the trap type drainer provided below the mouth of the floor. The drainage cylinder and the trap body are airtightly connected to each other to be assembled, whereby the drainage from the washing machine on the waterproof pan is discharged through the trap type drainer.

When the drainage cylinder is assembled to the trap body, the mouth end of the trap body is positioned in the mouth of the floor and exposed so as to be flush with the upper surface of the floor. If it is left, the above-mentioned assembly work becomes easy.

[0009]

Embodiments of the present invention will be described below with reference to the drawings.

In the drainage device A shown in FIG. 1, a waterproof pan 11 having an upper surface for receiving a washing machine as a water receiver has a cylindrical body 11b below a drainage hole 11a formed in a part of the pan.
Of the floor portion 1
2 into the mouth 12a of the trap body 13a, which is the outer wall structure of the trap type drain 13 inserted from below so that the mouth end 13 'is exposed flush with the upper surface of the floor. Airtightness is maintained by adhesion or O-ring 14.

The drainer 13 has an outlet portion 13b provided at a lower portion of the trap body 13a connected to a drainage pipe 15 arranged under the floor, and the body 13a has a cup shape and an upper peripheral portion. Sealing tank 16 with overflow port 16a opened on the surface
Is provided with an outer passage a between it and the trap body 13a, and an odor preventing cylinder 17 provided with an inclined wall 17a that expands in a trumpet shape in the upper part of the water sealing tank 16 is provided between the water sealing tank 16 and the deodorizing cylinder 17. With the inner passage b provided, the collars 16b and 17b formed on the upper ends of the water tank 16 and the deodorant cylinder 17 are provided.
Are vertically suspended concentrically by sequentially suspending them on the projecting edge 11c provided on the inner circumference of the cylindrical body 11b. It should be noted that the water distribution protrusion 16c provided at the bottom of the water sealing tank 16 faces the center of the lower portion of the deodorant cylinder 17.

On the other hand, the elbow 18 formed of a soft material such as rubber provided so as to project above the waterproof pan 11 has a flange portion 18 provided on the elbow as shown in FIGS.
a is interposed between the brim 17b of the deodorant cylinder 17 and a presser lid 19 as a plate that is screwed into the hole 11a of the waterproof pan 11, and is supported by the projecting edge 1c of the cylinder 11b. The outer periphery of the lower portion of a split extension cylinder 18b formed by extending below the flange portion 18a of the elbow and separated in the circumferential direction by several vertical cuts 18 'is the inclined wall 17a of the deodorant cylinder 17. It is inserted so as to be attached to the inner circumference of the lower part of the. A through hole 19 is provided in the presser lid 19 and the flange portion 18a of the elbow to allow water on the waterproof pan 11 to flow down between the inclined wall 17a and the extension cylinder 18b.
a and 18c are provided so as to communicate vertically. 19
Reference numeral b denotes a knob for rotating the pressing lid, which is provided on the upper surface of the pressing lid 19 at several places in the circumferential direction. Although not shown, a drain hose of a washing machine installed on the waterproof pan 11 is connected to the elbow 18.

With the above construction, the drainage from the washing machine passes through the elbow 18 and its extension cylinder 18b, and the deodorant cylinder 17
After flowing down the inside, it flows backward from below the sealing tank 16 to ascending the inner passage b, then passes through the overflow port 16a at the upper portion of the sealing tank 16 and flows down the outside passage a between the trap body 13a and the outlet portion 13b. Further, the water on the waterproof pan 11 passes through the holding lid 19 and the through holes 19a and 18c of the flange portion 18a of the elbow, and then the inclined wall 17a of the deodorizing cylinder 17 and the elbow. It flows down into the deodorizing cylinder 17 while flowing between the contact with the extension cylinder 18b, merges with the water from the washing machine, and is discharged to the drain pipe 15 as described above. Further, even when the deodorizing cylinder 17 rises in the deodorizing cylinder 17 at the time of drainage, the elbow extension cylinder 18b is formed on the inner circumference of the lower end of the inclined wall 17a provided in the deodorizing cylinder 17 even when the deodorizing cylinder 17 is raised.
Since the outer periphery of the lower portion is abutted, bubbles are prevented from rising from the abutment portion and flow back onto the waterproof pan 11,
It is prevented from ascending.

FIG. 3 shows a construction procedure of the drainage device A according to the present invention. That is, the trap body 13a constituting the drainage device 13 is preliminarily above the installation height of the floor portion 12 to be installed. When the floor portion 12 is constructed, the main body 13a is inserted into the mouth portion 12a provided on the floor portion when the floor portion 12 is installed. As shown in FIG. 3, the floor portion 12 is inserted by inserting from below, and then the portion 13a 'of the trap body 13a protruding upward from the floor portion 12 is cut and removed so as to be flush with the arrow portion. Like the body 13
Since the mouth end 13 'of a can be exposed so as to be flush with the upper surface of the floor, after that, the tubular body 11b of the waterproof pan 11 is inserted into the trap body 13a from the upper portion of the mouth end 13'. The waterproof pan 11 is installed on the floor 12 and the hole 1
By assembling the sealing tank 16, the deodorizing cylinder 17, and the flange portion 18a of the elbow from above 1a into the hole and screwing the holding lid 19, the assembling of the drainage device 13 is completed. Two
Reference numeral 0 indicates the support of the floor portion 12 with respect to the foundation 21.

[0015]

According to the present invention, a drainage cylinder provided on the waterproof pan is formed so as to extend downward in the mouth of the floor, and is provided below the cylinder and the floor. Since the upper part of the trap body of the drainer is connected airtightly, the connection structure between the waterproof pans located above and below the floor and the trap type drainer is simplified and construction is easier. It can be done easily. Further, when the mouth end of the trap body is exposed above the floor and the mouth end is flush with the floor surface, it is easy to connect the trap body to the tubular body of the waterproof pan and install the waterproof pan. Becomes

[Brief description of drawings]

FIG. 1 is a side sectional view of a drainage device according to the present invention.

FIG. 2 is a plan view of an elbow.

FIG. 3 is a partially cutaway side view showing a construction procedure of the device of the present invention.

FIG. 4 is a partially cutaway side view of a conventional drainage device.

[Explanation of symbols]

 11 Waterproof Pan 11b Drainage Tube 12 Floor 12a Mouth 13 Trap Drainer 13a Trap Body

Claims (2)

[Scope of utility model registration request] 1. A drainage cylinder 11b provided on a lower surface of a waterproof pan 11 is projected downwardly through a mouth 12a provided on a floor 12 so as to extend downwardly from the floor. A drainage device for a waterproof pan for a washing machine, characterized in that the trap type drainer 13 provided below the floor is airtightly fitted into the mouth end 13 'of the trap body 13a and continuously provided. 2. The trap body 1 in the drainer 13
The waterproof pan for a washing machine according to claim 1, wherein the mouth end 13 ′ of 3a is located in the mouth 12a provided on the floor 12 and is exposed flush with the upper surface of the floor. Drainage equipment.