JP2520878Y2 - Bathroom equipment controller - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a bathroom equipment controller, and more particularly to a technology for improving the waterproofness of a power supply battery so that the power supply battery can be easily replaced. It is related.

[Prior Art] Conventionally, in a controller such as a water heater, a jet bath, or a shower device that is installed inside a bathroom and is driven by a power supply battery, the controller is so arranged that the power supply battery can be easily replaced. The power supply battery is housed in the vicinity of the opening with the opening / closing lid of the casing.

[Problems to be solved by the invention] However, even if the power supply battery is easily replaced in the vicinity of the opening of the controller casing in this way, not only humidity but also hot and cold water is repeatedly exposed in the bathroom. It is difficult to prevent moisture from entering and exiting by simply increasing the waterproofness of the open / close lid, and the waterproofness of the power supply battery deteriorates, the electrodes to the power supply battery easily rust early, the energization is hindered, and the product value is easily reduced. There was a problem.

The present invention is intended to solve the above problems,
The purpose is to improve the waterproofness of the power supply battery effectively, yet it is also possible to easily replace the power supply battery, and even when using dry batteries as multiple power supply batteries, the inner case for accommodating them An object is to provide a bathroom device controller that can be easily manufactured.

[Means for Solving the Problems] The bathroom device controller of the present invention is a controller that is installed inside the bathroom and is driven by a built-in power supply battery 65, and the power supply battery 65 is housed in an inner case 66. Case 66
Is stored in the controller casing 73 so as to be freely taken out from the opening 67 formed in the controller casing 73,
The opening 67 is provided with an opening / closing lid 68.

Further, a waterproof cap 70 is detachably provided in the inner case 66 to accommodate a dry battery 69 as a power battery 65, and a connection convex portion 71 is formed on one side in the diameter direction of the cylindrical inner case 66. At the same time, a connection recess 72 is formed on the other side, and the connection protrusion 71 is fitted and connected to the connection recess 72.

[Operation] As described above, the power supply battery 65 is housed in the inner case 66, and the inner case 66 is formed in the opening formed in the controller casing 73.
By being housed in the controller casing 73 so that it can be taken out freely from the 67, and by providing the opening / closing lid 68 in the opening 67,
The power supply battery 65 is housed in the inner casing 66 that is removably housed in the controller casing 73, and the inner casing 66 can be taken out of the controller casing 73 while the waterproofness of the power supply battery 65 is doubled and sufficient. The power supply battery 65 can be easily replaced.

Further, a waterproof cap 70 is detachably provided in the inner case 66 to accommodate a dry battery 69 as a power battery 65, and a connection convex portion 71 is formed on one side in the diameter direction of the cylindrical inner case 66. In the case where a plurality of dry batteries 69 are used while achieving sufficient waterproofness with the waterproof cap 70 by forming the connection concave portion 72 on the other side and fitting and connecting the connection convex portion 71 to the connection concave portion 72. It is sufficient to fit and connect the connection convex portion 71 and the connection concave portion 72 of the inner case 66, and a plurality of dry batteries 69
It is intended to improve the manufacturability of the inner case 66 when using.

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

FIGS. 1 and 2 are schematic views of the shower device A. The shower device A has a casing 4 provided with nozzles 5, 6, 7 for hot water as a shower water jet 1 and a nozzle 8a for a body shower. , 8b, and a nozzle 9 for a hand shower. A thermocalan 11 is attached to the wall surface 10 of the bathroom below the casing 4, hot water is supplied from the outdoor water heater 12 and tap water is supplied from the water pipe 13, and the controller 14 provided in the casing 4 is operated. , Nozzle 5,
The injection control from 6,... 9 can be performed.

Fig. 3 shows the water supply system diagram.
5, a strainer 16, a check valve 17, a merging valve 18 and the like constitute a mixing valve 19. Hot water of an appropriate amount and temperature is supplied to the water supply system inside the casing 4 by the mixing valve 19 and the water shutoff valve. 20, the strainer 21, the check valve 22, and the pressure reducing valve 23 are used to inject hot water pulsed from the nozzle 5 via the solenoid valve V ₁ selectively operated by the controller 14, and the solenoid valve V _{1 2} injected water was struck with a straight shape continuously from the nozzle 6 via, also performs mist sprayed from the nozzle 7 through the solenoid valve V _3, also through the solenoid valve V ₅ nozzles
Performs pulsed injected from 8a, also performs spray-like jet from the nozzle 8b through the electromagnetic valve V _6, and the solenoid valve V ₇
The shower spray can be performed from the nozzle 9 for the hand shower via the nozzle.

Then, driving water via the solenoid valve V ₄ is supplied to the hydraulic cylinder 26 of the elevating slide mechanism 25 via the four-way valve 24,
The piston 27 in the hydraulic cylinder 26 is moved up and down by switching the hot water supply direction from the four-way valve 24, and a wire 28 is connected to the piston 27.
The lifting / lowering body 29 attached via the above and below is moved up and down, and the nozzles 8a and 8b attached to the lifting / lowering body 29 are moved up and down so that the body can be washed up and down by shower. The driving water (hot water) used for lifting and lowering in this way is jetted from the nozzle 30. The configuration of the shower device A can be variously changed.

FIG. 5 shows the structure of the solenoid valve 2. The solenoid valve 2 includes a solenoid valve body 41, a lid body 42 screwed to the solenoid valve body 41, and a lid body 42.
And a solenoid portion 43 attached to the. More specifically, the solenoid valve body 41 is composed of an inner pipe portion 34 and an outer pipe portion 35 separated from the water passage 44 by opening and closing the upper opening of the inner pipe portion 34. There is provided a main valve body 33 for passing the primary water flow inside the inside of the inner pipe part 34. Further, a water supply inlet portion 36 and a water supply outlet portion 37, which are formed in the solenoid valve main body 41 so as to face each other in the diametrical direction of the outer pipe portion 35 and communicate with the water passage inside the outer pipe portion 35, are formed to project. Has been done. Further, a water discharge port portion 38 is projected which penetrates the outer pipe portion 35 and communicates with the inside of the inner pipe portion 34, and is directed in a direction substantially orthogonal to the direction connecting the water supply inlet portion 36 and the water supply outlet portion 37. Has been formed. A pilot hole 45 is formed in the lid 42, and the pilot hole 45 communicates with the upper chamber of the main valve body 33 in a state where the lid 42 is attached to the solenoid valve body 41 with a screw. A pilot diaphragm 46 is disposed above the pilot hole 45, and a solenoid portion 43 is attached to the lid 42 to sandwich the peripheral portion of the pilot diaphragm 46. A pilot chamber 47 below the pilot diaphragm 46 communicates with the discharge port 38 through a communication hole 48.

Then, as shown in FIG. 5A, the plunger 49 of the solenoid portion 43 descends, the pilot diaphragm 46 descends, and the pilot hole 45 is closed. Then, the hot water supplied from the water supply inlet part 36 of the solenoid valve 2 is supplied to the outer pipe part 35 and the inner pipe part 34.
From the water passage 44 between the main valve body 33 through the orifice 51 of the main valve body diaphragm 50 formed in the main valve body 33 to the upper chamber 52 of the main valve body 33, and the pressure P _{A of the} water passage 44 Pressure in upper chamber 52
Becomes equal to P _B (P _A = P _B ). On the other hand, the pressure P _C on the discharge port 38 side is released to the atmosphere side, or due to pressure loss, the upper chamber
The pressure is smaller than the pressure P _{B of} 52 (P _B > P _C ), and the main valve body 33, which is integral with the main valve body diaphragm 50, descends and the solenoid valve 2
Is closed.

Next, as shown in FIG. 5 (b), when the plunger 49 of the solenoid portion 43 rises and the pushing down force of the pilot diaphragm 46 is released, the pilot diaphragm 46 is pushed up and the pilot hole 45 opens, Pilot room 47
Hot water flows into the discharge port 38 side through the communication hole 48, and P _B = P _C
Then, the discharge port 38 side is in an open state, P _A > P _C , the main valve body 33 rises, the solenoid valve 2 is opened, and hot water from the water supply inlet 36 is supplied to the discharge port 38. To be done.

The solenoid valve 2 is formed as a self-holding type that holds its operation. That is, a permanent magnet 54 is provided above the coil 53, the fixed iron core 55 is magnetized by the permanent magnet 54, and when the coil 53 is energized in the state shown in FIG. 49 is attracted and lifted against the spring 56, attracted and held by the magnetized fixed iron core 55, and the elevated state of the plunger 49 can be maintained even when the power supply to the coil 53 is stopped. I am doing it. Then, when the coil 53 is energized to generate a magnetic force that repels the plunger 49 in the state of FIG. 5B, the plunger 49 is separated from the magnetized fixed iron core 55, and the pilot diaphragm 46 is lowered. The pilot hole 45 is closed, and the plunger 49 is urged downward by the urging force of the spring 56 even when the energization of the coil 53 is stopped, so that the plunger 49 is maintained in the lowered state.

In this way, by providing the pilot diaphragm 46 and the pilot chamber 47 and opening and closing the main valve element 33 by the pilot pressure, the solenoid valve 2 can be opened and closed with a small operation stroke of the plunger 49, and the solenoid portion 43 Is compact, and can be operated at a low voltage, and by making it self-holding type, it suffices to energize only when the plunger 49 is operated, and it can be operated even with a small output power battery 65, It also enhances safety and saves energy.

As shown in FIG. 4 (a), the outer pipe portion 35 of the solenoid valve body 41 is provided with a water supply inlet portion 36 and a water supply outlet portion 37 in the diametrical direction.
It is formed so as to communicate with a water passage 44 between the inner pipe portion 34 and the inner pipe portion 34 so as to project. The water supply inlet portion 36 can be inserted into and connected to the connection recess 58 of the water supply outlet portion 37 of the solenoid valve 2 adjacently via the O-ring 57.

Then, for the solenoid valve 2 at the starting end of the solenoid valves 2 ...
Is to be plugged in and connected. This pipe connection fitting
The water supply pipe 59 is connected to 39. Such a pipe connection joint 39 is formed with a mounting portion 40 for mounting the thermistor 31 that detects the temperature of the water passing through it.
The thermistor 31 is attached to 40. In particular,
As shown in FIG. 6, a tubular mounting portion 40 is extended upward in the pipe connection joint 39, a brass plate holder 60 is inserted into the mounting portion 40, and a thermistor element is placed in the holder 60. A lead wire 61 to which the thermistor element is connected is inserted and led out, and a cap nut 63 is screwed into the mounting portion 40 via an O-ring 62, so that the thermistor 31 is mounted in a watertight manner. And the pipe connection joint 39 equipped with the mounting portion 40 is the water supply outlet portion 37.
It has the same structure as that of (1) and can be easily inserted and connected to the water supply inlet portion 36 of the solenoid valve 2. In the figure, 64 is a water stopcock.

In this way, the plurality of solenoid valves 2 ...
And the adjacent water supply outlet 37 are plugged and connected, and the pipe connection joint 39 is connected to the water supply inlet 36 of the solenoid valve 2 at the water supply start end.
, The header piping for a plurality of solenoid valves 2 ... Can be omitted, and the specification of the product incorporating a plurality of solenoid valves 2 ... Can be easily dealt with. To improve. Then, the pipe connection joint 39 is formed with a mounting portion 40 to which the thermistor 31 for detecting the temperature of water passing therethrough is formed, and by mounting the thermistor 31 to the mounting portion 40, the thermistor 31 is attached to the copper header pipe P as in the conventional case. Compared to the structure in which 31 is mounted, the mounting structure is robust and easy to simplify, and the temperature drop can be avoided as compared with the header pipe P made of copper, temperature can be accurately detected, and appropriate control can be performed. In such a case, by making the mounting portion 40 of the thermistor 31 made of synthetic resin, the thermal conductivity is small compared to the case where it is made of metal, the temperature gradient of the internal water passage of the pipe connection joint 39 is small, and the temperature change There are few, so thermistor 31
It is possible to improve the temperature detection accuracy and improve the reliability.

As shown in FIG. 7, a mounting base 76 having a U-shaped cross section is mounted on a back plate 75 of the casing 4 with screws 77, and the controller casing of the controller 14 is mounted on the mounting base 76.
73 is attached by a screw 78, and a relay for controlling the solenoid valves 2, ..., A printed wiring board, various electronic parts mounted on the relay, etc. are housed inside the controller casing 73. Also the controller casing
An inner case 66 for accommodating the power supply battery 65 is also accommodated inside the 73. Specifically, the dry battery 69 as the power supply battery 65 is housed in the inner case 66, the inner case 66 is housed in the controller casing 73 so that it can be taken out from the opening 67 formed in the controller casing 73, and the opening 67 has an opening / closing lid. 68 is detachably installed.

More specifically, the inner case 66 is formed in a substantially cylindrical shape, a waterproof cap 70 is watertightly fitted into the inner case 66 via an O-ring 79, and the inner case 66 serves as a power battery 65. The dry battery 69 is stored. Further, a connection convex portion 71 is formed on one side in the diameter direction of the cylindrical inner case 66 and a connection concave portion 72 is formed on the other side, and the connection convex portion 71 is formed in the connection concave portion 72 of the adjacent one. The inner cases 66 are connected to each other by being fitted and connected. Electrodes (not shown) for the dry batteries 69 are provided on the bottom of the inner case 66 and the inner surface of the upper end of the waterproof cap 70.
By screwing the cap 70 onto the electrode, the electrode is pressed against the dry battery 69, and the lead wire 80 led out to the outside of the bottom of the inner case 66.
The current can be derived at.

In this way, the power supply battery 65 is housed in the inner case 66 that is housed in the controller casing 73 in a removable manner,
The power supply battery 65 is double waterproofed, and the inner case 66 can be taken out from the controller casing 73, so that the power supply battery 65 can be easily replaced. Further, a waterproof cap 70 is detachably provided on the inner case 66 to accommodate a dry battery 69 as a power supply battery 65, and a connecting protrusion is provided on one side in the diameter direction of the cylindrical inner case 66.
71 is formed and a connection recess 72 is formed on the other side, and the connection protrusion 71 is fitted and connected to the connection recess 72,
When using a plurality of dry batteries 69 while ensuring sufficient waterproofness with the waterproof cap 70, it is sufficient to fit and connect the connection convex portion 71 and the connection concave portion 72 of the inner case 66. This improves the manufacturability of the inner case 66 when using.

[Effects of the Invention] In summary, according to the present invention, the power supply battery is housed in the inner case, the inner case is housed in the controller casing so that the inner case can be taken out from the opening formed in the controller casing, and the opening / closing lid is provided in the opening. The power supply battery is housed in the controller casing so that it can be removed freely, and the waterproofness of the power supply battery can be doubled to be sufficient, while the inner case can be removed from the controller casing. Has the advantage that it can be easily replaced.

In addition, a waterproof cap is detachably attached to the inner case to accommodate a dry battery as a power supply battery, and a connection convex portion is formed on one side in the diameter direction of the cylindrical inner case and is connected to the other side. Since the concave portion is formed and the connecting convex portion is fitted and connected to the connecting concave portion, the connecting convex portion and the connecting concave portion of the inner case can be separated from each other when using a plurality of dry batteries while sufficiently waterproofing with the waterproof cap. It suffices to fit and connect with each other, and there is an advantage that the manufacturability of the inner case can be improved when a plurality of dry batteries are used.

[Brief description of drawings]

FIG. 1 is a schematic perspective view of an embodiment of the present invention, FIG. 2 is a front view of the mechanical portion of the same, FIG. 3 is a water supply system diagram of the same, and FIG.
(A) and (b) are front views of the same solenoid valve main body as above, front views showing the connecting action of the solenoid valves, and Figs. Sectional view of the valve closed,
Fig. 6 is a sectional view in the open state, Fig. 6 shows the thermistor mounting structure of the above, a sectional view taken along the line YY of Fig. 4 (b), Fig. 7 is a partially exploded perspective view of the same, and Fig. 8 is the same as above. FIG. 9 is a partially exploded perspective view of the above, FIG. 10 is a plan view showing the connecting action of the inner case of the above, and FIG. 11 is an exploded perspective view of the same. 65 ... Power battery, 66 ... Inner case, 67 ... Opening, 68 ... Open / close lid,
69 ... Dry battery, 70 ... Cap, 71 ... Connection convex part, 72 ... Connection concave part, 73 ... Controller casing.

Claims (2)

(57) [Scope of utility model registration request] 1. A controller installed in a bathroom and driven by a built-in power supply battery, wherein the power supply battery is housed in an inner case, and the inner case is freely removable from an opening formed in the controller casing. A bathroom equipment controller that is housed in and has an opening / closing lid at the opening. 2. A waterproof cap is detachably provided in the inner case to accommodate a dry battery as a power supply battery, and a connection convex portion is formed on one side in the diameter direction of the cylindrical inner case and the other side is formed. 2. The bathroom equipment controller according to claim 1, wherein the connection recess is formed in the connection recess, and the connection protrusion is fitted and connected to the connection recess.