KR910008558Y1 - Dranage plug - Google Patents

Abstract

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Description

Drainage

Figure 1 is a longitudinal cross-sectional view showing a state in which the plug of the drain before opening the present invention.

2 is a partial incision view showing a thrust lock mechanism.

3 is a longitudinal cross-sectional view showing a state in which the plug before the drainage is closed.

4 is a longitudinal sectional view showing a state where the stopper before drainage is lowered to the lowest end.

5A, 5B, 5C, and 5D are schematic views showing the operation of the drum stroke mechanism.

Figure 6 is a longitudinal sectional view showing a modification of the present invention.

7 is a plan view of the stopper and the operation member in FIG. 6;

* Explanation of symbols for main parts of the drawings

A: Before drain B: Bucket

C: Drainage pipe 1: Drainage main body

2: drain hole 3: guide tube

4: plug 5: support shaft

5a: spring sheet 6: drum stroke mechanism

1c: Attachment piece 7: screw

8, 8 ': Packing 9: Retaining ring

10: rotating ring 11: engaging protrusion

12: guide groove 13, 14: spring

15: Packing

The present invention relates to drainage used for bathtubs, washbasins and the like.

A conventional drainage plug is a stopper for attaching a guide tube to a central portion inside the drain hole in the main body of the drain, inserting the support shaft freely in the guide cylinder so as to freely move up and down, and opening and closing the drain hole at the upper end thereof. By installing a drum stroke mechanism therein. Consists of.

The drum stroke mechanism locks the support shaft at one end of the retraction path when the support shaft inserted into the guide cylinder is continuously moved, and then alternately repeats the operation of releasing the lock. A guide tube provided with a drust mechanism inside was held in the center of the drain hole with the lock end of the support shaft upward, and a stopper was placed on the upper support shaft.

Therefore, the stopper is pulled upward and locked in an open state, and when the lock is released, the stopper descends to its own weight and closes the drain hole.

And the conventional drainage was pulled up by the hook attached to the top of the stopper to operate the stopper up and down (opening and closing operation), but the operation of picking up the hook and the like every time the opening and closing the stopper is cumbersome, attached to the stopper One ring is very cumbersome.

As a method of not using the above-described ring or the like, a structure by remote operation is adopted as in US Pat. No. 4,596,057.

However, in this remote operation method, it requires an accessory member such as a wire-like body guide tube, a connection member, and the like, and requires the excretion work of the member to produce a production cost. Is a high cause.

The object of the present invention is to allow the user to directly contact the stopper, to step on it with a foot (in the case of a bathtub), or to open and close the stopper by pressing it with a hand (in the case of a washbasin) so as to eliminate the above-mentioned drawbacks. Opening and closing operation is to simplify.

Another object of the present invention is to provide a low cost drainage by simplifying the structure without the need for an accessory member used in the case of the remote operation method.

The present invention makes the support shaft supporting the stopper inside the guide tube freely retreating in the axial direction, and when the support shaft is continuously retracted, the support shaft is locked at one end of the retraction path, and then the lock is A drum stroke mechanism is installed in the same guide cylinder, which alternately releases the operation. The above guide cylinder is held at the center of the drainage port under the lock end of the support shaft, and the spring is always applied upward. In addition to the installation, the present invention relates to drainage with a cap attached to the upper end of the support shaft.

According to the present invention described above, when the stopper is pushed down against the pushing force of the spring, the support shaft is retracted together with the stopper and locked to the lower side as the operation of the drum stroke mechanism.

This keeps the plug closed.

In addition, if the stopper in the open and closed state is pushed further downward while compressing the packing of the bottom of the stopper, the drum stroke is activated to release the lock of the support shaft and the stopper is lifted by the pushing force of the spring to open the stopper.

The figure shows the case where the drain box A is installed in the basin B of the basin, and the drain box A is inserted into the bottom member of the article B, and the drain hole 2 of the drain box main body 1 is attached. The guide cylinder (3) is installed in the bracket, and the support shaft (5) supporting the stopper (4) is inserted into the guide cylinder (3) so as to freely move up and down, and the support shaft (5) is inserted into the guide cylinder (3). It is structured in accordance with the drum stroke mechanism 6 provided in the inside.

The drainage main body 1 has a cylindrical shape formed with a concave portion 1a and a flange portion 1b in the upper circumference, and is fixed to the attachment hole formed in the water tank B from the top, and at the bottom of the drain pipe. Connect (C).

Further, attachment pieces 1c and 1c are provided on the inner circumferential surface of the drain port 2 of the drainage main body 1 so as to protrude to the center of the drain port 2, and the attachment pieces 1c and 1c. The guide cylinder 3 is fixed with a screw 7 to hold the guide cylinder 3 upright in the center of the drain port 2.

The guide cylinder 3 is constituted as a member of the cylinder body 3a and the lid 3b attached to the attachment pieces 1c and 1c described above, and the support shaft 5 is freely moved up and down in the cylinder center portion. Slip and move, attach the packings (8) and (8 ') to the fitting parts of the upper and lower end faces, and insert the support shaft (5), and the drum stroke inside the barrel (3) The mechanism 6 is stuck together, and the cylinder body 3a and the lid 3b are adhered thereon.

The drum stroke mechanism (6) is also used to draw in and out of the pen nib, such as a ball pen, and is fixed to the support shaft (5) by fitting it to the upper portion of the support shaft (5) as shown in FIG. (9) and the engaging ring (11) and the guide groove (12) formed in the rotary ring (10) and the guide tube, which are rotated below the fixing ring (9), and are fitted to slide freely in the vertical direction. It consists of.

The fixing ring 9 forms a tooth 9a around the lower end, and forms a claw 9b fitted at intervals of 90 ° on the circumferential surface thereof. The underside is shaped like a tooth 9a.

In addition, the rotary ring 10 forms a tooth 10a that engages with the teeth 9a of the stationary ring around the upper end, and has an engaging claw in which the upper surface is shaped like the tooth 10a on the circumferential surface thereof. 10b is provided so that it may protrude at 90 degree intervals.

Then, the teeth 10a of the rotary ring 10 are fixed by interposing a spring 13 between the spring sheet 5a attached to the center of the support shaft 5 and the rotary ring 10. A force is always applied at a constant pressure to the teeth 9a of the ring 9.

On the inner circumferential surface of the guide tube (3), guide grooves (12) into which the fitting claws (9b) of the retaining ring (9) are fitted between the engaging protrusions (11) are formed at 90 ° intervals. At the bottom circumference of each engaging protrusion 11, an inclined surface 11a through which the engaging claw 10b of the rotary ring 10 is engaged is formed.

In addition, the support shaft 5, which is fitted to the guide tube 3 while the fitting claw 9b of the fixing ring 9 is fitted into the guide groove 12, is supported to be freely slid in the vertical direction due to the restricted rotation. In addition, the spring 14 is compressed by the spring 14 attached between the spring sheet 5a and the bottom of the guide tube 3 so that the upper end of the fixing ring 9 is pressed against the lower surface of the cover 3b. Stop at the upper position.

The cap 4 is attached to the upper end of the support shaft 5, and the packing 15 is fitted to the lower outer circumferential portion of the cap 4, and the packing 15 and the cap 4 are attached. Is fitted into the concave portion 1a of the above-mentioned drainage main body 1, and the stopper is closed.

The support shaft 5 and the stopper 4 are attached to each other by installing the screw 16 at the upper end of the support shaft 5 and forming only the inlet at the rear portion of the stopper 4 by forming the screw hole 17. The part 18 is provided, and the screw part 16 of the said support shaft 5 is screwed to the screw hole 17, and it fits into the fitting part 18, and it is made to be attached.

When used in this way, the support shaft is in a state in which the stopper freely revolves, thereby forming a mechanism for stopping the stopper 4 from being pulled out.

The packing 15 is formed in a shape in which the outer periphery extends downward, and the shape of the packing 15 can be sufficiently compressed upward, thereby pressing the stopper 4 further in the closed state shown in FIG. It is to go down to 4 degrees.

That is, the packing 15 is different from the conventional packing that is in surface contact with the toilet seat, the packing is convex-shaped ring portion on the toilet seat, while the line is in good contact with the elasticity of the packing and the sealing effect when the stopper is closed. Increases.

In addition, as shown in FIG. 3, since the block shaped ring of the packing 15 does not slide along the toilet seat during opening and closing operation, wear is low, durability is excellent (compared to surface contact), and high sealing property is maintained for a long time. can do.

5A, 5B, 5C, and 5D, the operation of the drum stroke mechanism and the opening / closing operation of the stopper 4 will be described.

5a, 5b, 5c, and 5d are schematic views seen from the outer circumference of the guide groove 12 of the guide tube 3, and FIG. 5a is a view showing the opening shown in FIG. The guide groove 12 of the portion is indicated.

In this state, the fitting claw 9b of the fixing ring 9 is located at the upper end of the guide groove 12, and the engaging claw 10b of the rotary ring 10 is fitted into the guide groove 12. under. It is in contact with the spring.

In this state, the teeth 9a of the fixing ring 9 and the teeth 10a of the rotary ring 10 are engaged with each other at the ends of the teeth.

Next, when the stopper 4 is pushed down to the position of FIG. 4, the fitting claw 9b of the fixing ring 9 descends to the lower end of the guide groove 12, and the engaging claw 9b of the fixing ring 9 is lowered. To the bottom of the guide groove (12).

Accordingly, the teeth 10b of the rotary ring 10 slide leftward along the inclined side of the teeth 9b of the fixing ring 9 by the force applied by the spring 13 so that both teeth (as shown in FIG. 9b) and (10b) are completely tasting.

When release from the stopper 4 pushed down to the state of FIG. 4, the support shaft 5 is raised by the force of the spring 14, and the rotation ring 10 is pushed up by the spring sheet 5a to rotate. The engagement claw 18b of the ring 10 is caught by the inclined side 11a of the lower circumference of the engagement protrusion 11 of the guide cylinder 3, as shown in FIG. 5C.

Therefore, since the engaging claw 10b of the rotary ring 10 is caught by the inclined side 11a of the lower circumference of the engaging protrusion 11, the support shaft 5 is locked at the lower end, and the stopper 4 is also closed. As shown in Figure 3, it is locked in the closed state.

Next, when the stopper 4 in the closed state is pushed down to the position of FIG. 4, the teeth 9a of the fixing ring 9 are inclined by pushing the end of the teeth 10a behind one from the above-mentioned meshed teeth 10a. The engaging claw 10b of the rotary ring 10 caught on the side 11a is detached downward.

Accordingly, the teeth 10a of the rotary ring 10 slide to the left side along the inclined side by the force exerted by the spring 13, as shown in FIG. 5d. Both teeth 9a, 10a are completely engaged.

Then put the stopper (4). The fitting claw 9b of the fixing ring 9 rises in the guide groove 12.

At the same time, the support shaft 5 and the rotary ring 10 are raised by the force of the spring 14, and the engaging claw 10b of the ring 10 hits the edge of the lower end of the guide groove 12. Thereafter, the guide groove 12 is raised together with the fitting claw 9b to return to the state of FIG. 5A.

And the spring 14 has a large elasticity, the spring 13 is used that has a relatively small elasticity, the rotary ring 10 only acts a small upward force by the spring 13, the rotary ring ( 10) smoothly and smoothly rotation, thereby ensuring the opening and closing switching operation of the stopper (4).

As described above, the drainage A is easy to open and close because the user can open and close the stopper by the operation of pushing the stopper 4 upward by hand.

In addition, although the embodiment shows a case to use a washbasin, it may be used in a bath, in which case the user pushes down the stopper by stepping on the foot.

6 and 7 show another embodiment of the present invention in which the operation member 30 is connected to the stopper 4 described above.

In this embodiment, the operation member 20 is integrally connected to the stopper 4 by screwing or the like, or the stopper 4 and the operation member 20 are formed in the same body to form the operation member 20. The pressing surface 22 is formed in the upper end.

The operation member 20 has a certain degree of rigidity, and is formed of a material which is free from deformation and torsion by a pushing operation, such as hard resin or light metal.

The position of the pressing surface 22 is to protrude above the water surface 34 when filling the water of the bucket (B).

For this purpose, the pressing surface 22 may be disposed at or equal to or above the water tank B or the overflow inlet 26.

In addition, the operation member 20 is preferably curved upwardly along an inner circumferential surface close to the drain opening 2 of the water tank B, whereby the operation member 20 when the water in the water tank B is used. Do not make this a big obstacle.

And when draining the water filled in the bucket (B) by pushing the pressing surface 22 of the operation member 20 by hand, the stopper (4) can go down to open the stopper as described.

Therefore, the user can open the drain plug without draining the water.

Claims (8)

The support shaft 5 supporting the stopper 4 inside the guide cylinder 3 is allowed to freely retreat in the axial direction, and the support shaft 5 is moved forward and backward when the support shaft 5 is continuously moved forward and backward. A lock stroke mechanism 6 is installed in the guide cylinder 3, which locks at one end of the lock, and then alternately repeats the operation of releasing the lock, and the guide cylinder 3 is installed in the drain 2. While maintaining the lock end of the support shaft 5 at the center, and providing a force to always force the support shaft 5 upward, a stopper (top) of the support shaft 5 is provided. 4) When the stopper 4 is closed and the stopper 4 is closed, the stopper 4 can be moved slightly downward to counteract the force exerted by the spring. It has a fixed ring (9) and a rotary ring (10) which is disposed to face up and down on the shaft (5) and the rotary ring (10) Rotation and up and down sliding freely attached to the support shaft (5) and at the same time is engaged with the fixing ring (9) applied upward by the spring (13) independent of the electric spring (14) I'm. According to claim 1, wherein the packing (15) that is freely compressed in the outer peripheral portion of the lower surface of the stopper (4), the packing (15) is compressed so that the stopper (4) can be lowered operation Drainage, characterized in that. 3. The water discharge system according to claim 2, wherein the packing (15) has a convex ring portion formed in a vertical wall shape on an outer circumference thereof and has a diaphragm structure. 4. The drain guide body (3) according to claim 3, wherein the guide cylinder (3) described above is attached to a drainage main body made of a normal body, and the drainage main body has a drain hole (2) at the upper end, and a recess (1a) is formed at the upper end edge. And said supporting shaft (5) is arranged on the axial line of the main body of drainage, and the packing (15) of the stopper (4) fits in the recess (1a). The method of claim 1. The support shaft 5 is freely inserted into the guide cylinder 3 described above, and the slide is freely inserted into the guide cylinder 3, and the guide 15 is formed in a substantially watertight manner with the packing 15 interposed therebetween. Drainage, characterized in that. The stopper (4) according to claim 1, wherein the plug (4) is provided with a fitting portion (18) in which only the inlet portion is formed with the screw hole (17) at the center of the rear surface, and the support shaft (5) described above has the screw portion (16) at the upper end. ), The screw 16 is screwed into the screwed hole 17, and then fitted to the fitting portion 18, so that the support shaft 5 on the stopper 4 is in the state of empty. Drainage, characterized in that attached. The method according to claim 1, wherein the operation member (20) is attached to the stopper (4) to be integrally or freely attached or detached, and the pressing surface (22) is provided on the upper end of the operation member (20). The pressurization surface 22 is equivalent to the overflow of the water tank B, or it is arrange | positioned above. The method of claim 7. Drainage front, characterized in that the operation member 20 is a curved shape rising upwards along the inner surface of the bucket (B).