JP4366760B2 - Toilet equipment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a drainage function of a hot water tank in a toilet apparatus.
[0002]
[Prior art]
Conventionally, this type of toilet apparatus is generally as described in Japanese Patent Application No. 08-322550. As shown in FIGS. 6 and 7, the hot water tank 1 is provided with a drain plug 2 for draining hot water at the lower portion, and the hot water tank 1 is disposed outside the drain plug case 3 of the drain plug 2. A seal member 4 for water sealing is attached. Further, on the outside of the drain plug case 3, a protrusion 7 that enters a guide groove 6 (see FIG. 7) integrally formed with a back plate 5 for fixing the hot water tank 1, and for rotating the drain plug 2. The lever 8 is attached, and when the lever 8 is moved, the drain plug 2 rotates in conjunction with the lever 8. The shape of the guide groove 6 is such that when the drain plug 2 is rotated to the left and right, the drain plug 2 is moved back and forth, so that the sealing performance of the hot water tank 1 and the drain plug 2 can be relaxed and drained.
[0003]
[Problems to be solved by the invention]
However, in the conventional toilet apparatus, if the hand of the lever 8 of the drain plug 2 is accidentally touched during cleaning, the drain plug 2 is easily opened and the hot water in the hot water tank 1 is drained. There was a problem that a cleaning abnormality such as “no shower” or “low water temperature” occurred.
[0004]
Furthermore, there is no click feeling when the drain plug 2 is opened and closed, and the drain plug 2 has a problem that it cannot be determined whether the drain plug 2 is in an open state or a closed state.
[0005]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, the present invention is provided with a stopper so that a drain plug for draining hot water in a hot water tank is not easily opened.
[0006]
According to the above invention, even if the lever of the drain plug is touched by mistake during cleaning, the drain plug is not easily opened and the hot water in the hot water tank is not drained.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
The present invention communicates with a hot water tank having a heater for heating water, a water inlet channel for supplying water to the hot water tank, a hot water outlet for discharging hot water from the hot water tank, and the hot water channel. A cleaning nozzle for cleaning a local part, a drain plug for draining hot water in the hot water tank, and a stopper for preventing the drain plug from being opened are provided.
[0008]
In addition , the drain plug has a cylindrical shape and has a sealing member for watertight attachment to the hole in the lower part of the hot water tank and a lever for rotation. By rotating the lever, the sealing performance of the sealing member can be relaxed to allow drainage. And a stopper for contacting the lever of the drain plug on the back plate for fixing the hot water tank.
[0009]
Further, the drain plug is provided with a protrusion, and the drain plug can be moved back and forth by inserting the protrusion into a guide groove formed integrally with the back plate and rotating the drain plug. By rotating the drain plug with the lever, the sealing property between the hot water tank and the drain plug is relaxed.
[0010]
Further, the hot water tank is drained into the toilet opening.
[0011]
In order to open the drain plug, you must pass the stopper, so even if you touch the lever of the drain plug accidentally during maintenance, the drain plug will easily open and the hot water will The hot water in the tank will not be drained.
[0012]
Also, the tip of the stopper is rounded.
[0013]
The drain plug can be opened along the roundness of the tip of the stopper, and the stopper opens the drain plug to a certain degree of resistance. It can be determined whether the plug is in a closed state or a closed state.
[0014]
The stopper has a tilt angle with respect to the front surface of the back plate that is smaller in the closing direction than in the opening direction.
[0015]
Further, since the resistance at the time of opening is greater than that at the time of closing so as to get over the stopper, it is possible to make the structure difficult to open and easy to close.
[0016]
【Example】
Embodiments of the present invention will be described below with reference to the drawings. In addition, the same code | symbol is attached | subjected to the same component as a prior art example, and description is abbreviate | omitted.
[0017]
(Example 1)
FIG. 1 is a cross-sectional view of a main part of a toilet apparatus according to Embodiment 1 of the present invention. FIG. 2 is a water circuit configuration diagram of the toilet apparatus. FIG. 3 is an external view of the toilet apparatus.
[0018]
1, 2, and 3, the toilet apparatus includes a main body 10 that is placed and fixed on a toilet bowl 9, a toilet lid 11 that is pivotally attached to the main body 10, and a toilet seat 12. Inside the main body 10, a strainer 13, a backflow prevention valve 14, a water drain plug 15, a constant flow valve 16, a water stop solenoid valve 17, a water inlet 18, and a hot water tank 1 are provided from the primary side (upstream side). The hot water tank 1 is provided with a main water passage 22 communicating with a washing nozzle 21 for performing anal washing or bidet washing via a tap water passage 19 and a flow rate adjustment / water passage switching valve 20 at the upper portion, and for supplying water to the lower portion. A water outlet 25 for draining hot water at the inlet 23 and the toilet opening 24 of the basin, and a sub-water channel 27 in which the relief valve 26 and the drain plug 2 are juxtaposed, a heater 28 for warming the water, and A bypass water channel 30 that does not pass through the heater 28 is provided from the outlet 29 of the water inlet 18 to the inlet 23 of the sub-water channel 27.
[0019]
On the other hand, the drain plug 2 is a projection that enters a guide groove 6 formed integrally with a seal member 4 for water-sealing the hot water tank 1 and a back plate 5 for fixing the hot water tank 1 to the outside of the drain plug case 3. and parts 7, lever 8 to rotate the discharge valve 2 in contact with the stopper 31 provided on the back plate 5 for fixing the hot water tank 1 is mounted.
[0020]
Next, the operation of the main water channel 22 will be described. When the main water channel 22 is washed, the flow control and water channel switching valve 20 selects the channel for anus cleaning or bidet cleaning and adjusts the flow rate, and then opens the water stop solenoid valve 17 to supply water to the primary side ( Strainer 13, backflow prevention valve 14, water drain plug 15, constant flow valve 16, water shutoff solenoid valve 17, water inlet 18, hot water tank 1, hot water outlet 19, flow rate adjustment / waterway switching valve 20. The local cleaning is performed by communicating with the cleaning nozzle 21 for performing anal cleaning or bidet cleaning. Further, when the sub-water channel 27 moves the lever 8 of the drain plug 2 with a stronger force than before, the sub-water channel 27 gets over the stopper 31 of the back plate 5, thereby rotating the drain plug 2. The guide groove 6 has a shape that moves the drain plug 2 back and forth when the drain plug 2 is rotated.
[0021]
Here, in order to open the drain plug 2, the lever 8 must pass through the stopper 31. Therefore, even if the lever 8 of the drain plug 2 is touched by mistake during maintenance, the drain plug can be easily touched. It is possible to prevent the hot water in the hot water tank 1 from being drained due to the opening of the plug 2.
[0022]
In addition, although the case where the stopper 31 was provided in the backplate 5 was demonstrated, even when the stopper 31 which contact | abuts the drain plug 2 to the warm water tank 1 or a part of the backplate 5 is provided, it can implement similarly.
[0023]
Moreover, although the case where the water of the hot water tank 1 is drained into the toilet opening 24 has been described, the same can be applied to the case where the water of the hot water tank 1 is led out of the toilet opening 24 and drained.
[0024]
(Example 2)
FIG. 4 is a structural diagram of a main part of a toilet apparatus according to a second embodiment of the present invention.
[0025]
The difference from the first embodiment is that the tip 32 of the stopper 31 is rounded.
[0026]
In addition, the thing of the same code | symbol as Example 1 has the same structure, and abbreviate | omits description.
[0027]
The operation of the drain plug 2 will now be described. The lever 8 can be opened along the roundness of the tip 32 of the stopper 31, and the stopper 31 opens the drain plug 2 with some resistance. It will not interfere with the plugging.
[0028]
According to the above configuration, since there is a click feeling when the drain plug 2 is opened and closed, it can be determined whether the drain plug 2 is in an open state or a closed state.
[0029]
(Example 3)
FIG. 5 is a schematic diagram of a main part of a toilet apparatus according to a third embodiment of the present invention.
[0030]
The difference from the first and second embodiments is that the inclination angle of the stopper 31 with respect to the back plate 5 is made smaller in the closing direction than in the opening direction.
[0031]
In addition, the thing of the same code | symbol as Example 1, 2 has the same structure, and abbreviate | omits description.
[0032]
Next, the operation will be described. When the drain plug 2 is opened, the lever 8 portion of the drain plug 2 passes over the stopper 31 having a large inclination angle with respect to the back plate 5, and when the drain plug 2 is closed, the lever 8 portion of the drain plug 2 Gets over the stopper 31 having a small inclination angle with respect to the back plate 5. That is, since the resistance at the time of opening is greater than that at the time of closing to overcome the stopper, the structure can be made difficult to open and easy to close.
[0033]
【The invention's effect】
As described above, according to the toilet apparatus of the present invention, the following effects can be obtained.
[0034]
In order to open the drain plug, you must pass the stopper, so even if you touch the lever of the drain plug accidentally during maintenance, the drain plug will easily open and the inside of the hot water tank It is possible to prevent draining the hot water.
[0035]
In addition, the drain plug can be opened along the roundness of the tip of the stopper, and the stopper has some resistance to open the drain plug, and there is a click feeling when opening and closing the drain plug, so the drain plug is It can be determined whether the plug is open or closed.
[0036]
Moreover, since the resistance at the time of opening is larger than that at the time of closing to overcome the stopper, the structure is more difficult to open and can be easily closed.
[Brief description of the drawings]
FIG. 1 is a cross-sectional view of an essential part of a toilet apparatus according to a first embodiment of the present invention. FIG. 2 is a configuration diagram of a water circuit of the toilet apparatus. FIG. 3 is an external view of the toilet apparatus. FIG. 5 is a structural diagram of the main part of the toilet apparatus according to the third embodiment of the present invention. FIG. 6 is a longitudinal sectional view of the hot water tank of the conventional toilet apparatus. Sectional view [Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Hot water tank 2 Drain plug 4 Seal member 5 Back plate 8 Lever 18 Inlet channel 19 Outlet channel 21 Washing nozzle 24 Toilet opening 28 Heater 31 Stopper 32 Tip

Claims (5)

A hot water tank having a heater for warming water, a water inlet channel for supplying water to the hot water tank, a hot water outlet for discharging hot water from the hot water tank, and a local area communicating with the hot water channel to wash the local part A sealing member for providing a washing nozzle, a drain plug for draining hot water in the hot water tank, and a stopper for preventing the drain tap from being opened , the drain plug being watertightly attached to the lower part of the hot water tank And a lever for rotating, the sealing member of the sealing member is relaxed by rotating the lever to allow drainage, and the drain plug on the back plate for fixing the hot water tank A toilet device provided with the stopper for contacting the lever. The drain plug is provided with a projection, and the projection is inserted into a guide groove integrally formed with the back plate, and the drain plug is configured to be movable back and forth by rotating the drain plug, The toilet device according to claim 1, wherein the sealing performance between the hot water tank and the drain plug is relaxed by rotating the drain plug with a lever. The toilet apparatus according to claim 1 or 2 , wherein the hot water tank is drained into a toilet opening. The toilet device according to any one of claims 1 to 3, wherein the stopper has a rounded tip. The stopper is toilet apparatus of claim wherein the angle of inclination with respect to the back plate front surface to claim 1 having a reduced towards the plugging direction than unplugging direction.

Images