JPH0657972U - Waterproof pan - Google Patents

Abstract

(57) [Summary] [Purpose] A drain trap can be attached to and detached from the drain port provided on the pan body without lifting or moving the pan body from above the drain port. [Structure] A flange 11c for suspending a drain trap 14 is formed on the inner periphery of a cylindrical portion 11b projecting from the bottom of the bread body 11, and a water passage lid 19 is attached to the inner periphery of the upper portion of the flange 11c. The part 11d is formed.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to an improvement of a waterproof pan used for washing machines, bathrooms, and other unit baths, and more particularly to a waterproof pan that facilitates attachment / detachment of a drain trap to / from a pan drain port.

[0002]

[Prior art]

 A pan for good drainage from a washing machine placed on top usually has a drain trap attached to the bottom of the drain, and such a pan is conventionally shown in FIG. As described above, the drain port 1b is formed on the inwardly facing flange 1a provided on a part of the pan body 1 so as to be depressed into the opening F'of the floor F, and is provided below the flange 1a. The drain port 1b is connected to the drain pipe P under the floor via the drain trap 2. The drain trap 2 is shown as a horizontal pull type in which the outlet 2b for connecting to the drain pipe P is provided below the side of the trap outer cylinder 2a. The bottom of 2a is provided below the axial center of the shaft (for example, Japanese Utility Model Publication No. 62-44980, Japanese Utility Model Publication No. 2-97455).

The above-mentioned drain trap 2 has an above-mentioned trap outer cylinder 2 a positioned below the flange 1 a with a packing 8 having a U-shaped cross section fitted in the flange 1 a of the pan body 1 interposed in the middle. A flange member 2c from which the flange member 2c and the outer cylinder 2a are screwed together 2 ', and further, into the trap outer cylinder 2a, a water-sealing tank 3 having an overflow port 3a at its upper peripheral portion, In the state where the deodorizing cylinder (upper door) 4 and the drain cylinder 6 to which the elbow 5 is connected at the upper end are provided inside the water tank, passages I, B, C, and D are provided between them, respectively. Both of the deodorizing cylinder 4 and the deodorizing cylinder 4 have their upper ends locked to the flange 2d formed on the flange member 2c, and the drain cylinder 6 of the latter has a leg 6b radially formed on the lower part of the bypass wall 6a of the drain tank 3. When the interior is sequentially installed so that it is received on the bottom, In addition, the pan 7 is constructed by fitting a perforated plate 7 on the upper part of the passage C provided between the deodorizing cylinder 4 and the drain cylinder 6 on the plane of the pan body 1. However, the drainage from the washing machine (not shown) discharged through the elbow 5 passes through the passages d and b, and is discharged from the overflow port 3a through the passage a to the drain pipe P. The water on the body 1 flows down from the hole 7'of the eyelet 7 into the passage c, and this water is reversed by the bypass wall 6a provided at the lower end of the drainage pipe 6 to drain the water from the washing machine in the passage b. It is merged with and discharged as described above.

[0004]

[Problems to be solved by the device]

 By the way, as for the attachment of the drain trap 2 to the conventional bread body 1, the flange 8 is attached from above to the trap outer cylinder 2a which is located below the packing 8 of the flange 1a provided with the drain port 1b as described above. Since the members 2c are connected by the screw connection 2 ', for example, when it is necessary to remove the clogging generated inside the drain trap 2 or the outlet 2b, or when the drain trap 2 is replaced, When only the flange member 2 is rotated, the outer cylinder 2a wobbles so that it becomes difficult to perform the work. Therefore, the pan body 1 is floated from the floor F surface, and is trapped by the hand inserted from the gap. The flange member 2c must be removed from the outer cylinder 2a by grasping the outer cylinder 2a, and the peripheral edge of the pan body 1 is fixed to the floor F by the bolt B. Because it is fixed, the work Do Razz If Ne remove the bolt B at the work becomes very cumbersome and impossible rate.

The present invention has been made in response to such a conventional problem, and the drain trap provided at the bottom of the bread body is disassembled and attached to and removed from the bread body regardless of the bread body. The challenge is to make it quick and easy from the upper mouth.

That is, in the waterproof pan according to the present invention, a flange for suspending the drain trap is formed on the inner circumference of the cylindrical portion projecting from the bottom of the pan body so that it can be inserted into the receiving cylinder below the floor. In addition, an engaging portion for engaging the water passage lid is provided on the inner circumference of the upper portion of the flange. The locking portion may be provided on the inner circumference of the auxiliary ring fitted in the tubular portion.

[0007]

[Action]

 According to the present invention, while the pan body is placed at a predetermined position on the floor, the equipment constituting the drain trap is suspended and mounted on the flange of the cylindrical portion protruding from the pan body. Since the water passage cover applied to the upper part of this drain trap can be attached to the locking part provided on the inner circumference of the cylinder part above the flange, when disassembling the drain trap, the water passage cover of the pan body is By simply removing the pan from the tube, it can be removed independently of other trap members, which eliminates the need to lift or move the pan body from the floor as in the past.

[0008]

【Example】

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

In the waterproof pan A shown in FIG. 1 for a washing machine, the pan body 11 can be inserted into a receiving cylinder 13 as a trap outer cylinder whose end is exposed at a mouth 12 ′ of a floor 12. A cylindrical portion 11b for drainage is provided at a bottom position near the one side peripheral wall 11a of the main body 11 so as to have an appropriate length, and an inward flange 11c is formed at a substantially middle portion of the cylindrical portion 11b. In addition, an auxiliary ring 11e having a small radial projection of the flange 11c and a screw 11d provided on the inner circumference is fitted into the tubular portion 11b at the upper portion of the flange to fit the tubular portion 11b. It is firmly fixed inside. Reference numeral 11 'denotes a bolt for fixing the pan body 11 to the floor portion 12. Although not illustrated, the outlet of the receiving cylinder 13 communicates with a drain pipe under the floor.

On the other hand, in the receiving cylinder 13 as the trap outer cylinder described above, various devices constituting the drain trap 14 in relation to the receiving cylinder 13 are incorporated. That is, the one-shaped sealing tank 15 having the overflow port 15a in the upper peripheral portion and the deodorizing cylinder 16 having the trumpet-shaped upper portion form the passages (a) and (b) inside and outside the sealing tank 15, respectively. In this state, the sealing tank 15 and the collars 15 ′ and 16 ′ (shown in FIG. 3) provided on the upper ends of the deodorizing cylinder 16 are suspended in order on the flange 11c of the cylindrical portion 11b to be internally mounted. In the deodorant cylinder 16, an elbow 17 is connected to the upper end and a detour 18a is formed at the lower end so as to interpose the lower peripheral wall of the deodorant cylinder 16 and several support legs 18b are formed in a radial shape at the bottom thereof. 18 is installed by providing a passage (c) between the deodorizing cylinder 16.

However, the base portion of the elbow 17 connected to the upper portion of the drain pipe 18 is inserted into the screw 11d formed on the inner periphery of the upper portion of the flange 11c of the tubular portion 11b, and a large number of through holes 19a are formed on the upper surface. A water passage lid 19 for makeup which is pierced through is screwed to press the flanges 15 'and 16' of the deodorizing cylinder 16 and the water tank 15 suspended from the flange portion 11c from above. There is, and the water lid 19 can be rotated by a tab 19b protruding between the through holes 19a.

In the waterproof pan A having the above structure, first, the tubular portion 11b of the pan body 11 is inserted into the receiving barrel 13 through the mouth portion 12 'of the floor portion 12 and the main body 11 is placed on the floor portion 12. Then, after inserting the water sealing tank 15 into the cylindrical portion 11b from the upper side and suspending the flange 15c at the upper end on the flange 11c, the lower end of the deodorant cylinder 16 is preliminarily placed in the water sealing tank 15. The deodorizing cylinder 16 is inserted in a state in which it is inserted into the lower bypass portion 18a of the drainage cylinder 18 to which the air bottle 17 is connected, and the flange 16 'at the upper end is suspended on the flange 15'. The drain trap 14 can be assembled in the tubular portion 11b by screwing the water passage lid 19 inserted into the base portion of 17 into the screw 11d of the tubular portion 11b. However, when removing the drain trap 14, contrary to the above, the water passage lid 19 is removed from the tube portion 11b of the pan body 11, the drain tube 18 and the deodorant tube 16 are pulled out together with the elbow 17, and then the water tank. You just have to raise 15.

Regarding the drainage from the pan main body 11, like the conventional one, the drainage from the washing machine (not shown) through the elbow 17 passes through the drain pipe 18 from below. The water rises in the passage (a), passes through the overflow port 15a, passes through the passage (b), and is discharged to the outside. Further, the water on the pan body 11 is discharged from the through hole 19a of the water lid 19 to the passage (c). It flows down inside, is guided upward by the bypass 18a, joins with the water in the passage (a), and is discharged.

In the above description of the embodiment, the screw 11d in the tubular portion 11b of the pan body 11 is formed in the auxiliary ring 11e fitted into the tubular portion 11b on the flange 11c as shown in FIG. Although shown, the screw 11d may be directly formed on the inner peripheral surface of the tubular portion 11b of the pan body 11 as shown in FIG. 2 (a). Further, the screw 11d may be a trapezoidal screw in addition to the triangular screw as shown in the drawing, and instead of the screw, the slanted projecting edge 11d 'divided in the circumferential direction as shown in FIG. A locking portion such as the L-shaped engaging groove 11d ″ shown in FIG. 2 (c) may be adopted. In this type of locking portion, each locking portion is provided on the outer periphery of the water passage lid 19. It is preferable to provide a protrusion (not shown) that can be engaged with the.

[0015]

[Effect of device]

 As is clear from the above description, the present invention forms a flange on the inner circumference of a cylindrical portion protruding from the bottom of the bread body, and screws or flanges for attaching the water passage lid to the upper inner circumference of the flange. Since the locking part such as the engagement groove is provided, it is possible to take out the drain trap inside by removing the water passage lid from the tube part of the body without lifting or moving the pan body. It is possible to easily and quickly handle the bread body, disassemble the drain trap in the tube part, and attach / detach it.

[Brief description of drawings]

FIG. 1 is a cutaway side view of a main part of a waterproof pan according to the present invention.

2A, 2B, and 2C are cross-sectional views of essential parts showing another embodiment of the bread.

FIG. 3 is an exploded perspective view of a drain trap and a water-passage lid that are incorporated in the tubular portion of the bread body.

FIG. 4 is a cross-sectional view showing a conventional waterproof pan.

[Explanation of symbols]

 11 Pan Main Body 11b Cylinder Part 11c Flange 11d Locking Part (Screw, Inclined Projection Edge, Engagement Groove) 11e Auxiliary Ring 12 Floor 13 Cage 14 Drain Trap 19

Claims (2)

[Scope of utility model registration request] 1. A flange for suspending a drain trap is formed on the inner circumference of a cylindrical portion projecting from the bottom of a pan body so that it can be inserted into a receiving cylinder below the floor, and an upper inner circumference of the flange is formed. A waterproof pan, characterized in that a locking portion for attaching a water passage cover is provided. 2. The waterproof pan according to claim 1, wherein an engaging portion for engaging the water passage lid is provided on an inner circumference of an auxiliary ring fitted into a cylindrical portion above the flange.