JPH0755209B2 - Shower device - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a shower device for use in a bathroom or the like, which controls injection from an injection nozzle portion by an electromagnetic valve, and more specifically, can be retrofitted and electromagnetically mounted. The present invention relates to a technology that makes it easy to install a valve.

[Prior Art] Recently, shower devices have been recognized as features such as ease of bath preparation, water saving, and energy saving, and have become established as a simple bathing means, while skin irritation and warming due to shower jet pressure due to needs for health promotion. The stimulating effect is drawing attention.

Conventionally, as a shower device having a plurality of injection nozzle portions 12, there is a shower device shown in FIGS. 8 and 9 which is disclosed in Japanese Utility Model Laid-Open No. 63-15885. This is a shower body 1'with multiple nozzles 1
1a, 1b ... 1k are attached, and a pipe 14a, a solenoid valve unit 20a and the like are fixed to the back side of the shower body 1 '.

[Problems to be Solved by the Invention] However, in such a shower device A, not only water supply work and electrical work for controlling the solenoid valve but also the shower body 1 ′ constitutes one wall surface, so wall work Was needed. As another embodiment, the actual application 1-shown in FIG.
Some models, such as No. 8114, have a casing 2a with a built-in shower nozzle 1a attached to the front surface of the wall surface W, but the solenoid valve 2
It was necessary to mount the connection joint G on the wall surface W for supplying the water supplied through 0'to the shower nozzle 1a. Since these shower devices require a large amount of work, the shower devices could only be installed during new construction or extension / renovation. FIG. 11 shows the back surface of the shower device. A plurality of solenoid valves 20 '... Are used to construct a water supply pipe using a header H that connects these solenoid valves, and a solenoid valve fixing base B is screwed to the solenoid valve 20'. Since it is necessary to mount the 20 ', there is a problem that the number of assembly steps is increased and the number of parts is increased.

The present invention has been made in view of such problems,
It is an object of the present invention to provide a shower device that can be easily retrofitted to a wall of a bathroom or the like to improve workability, and at the same time, an electromagnetic valve can be easily and easily attached.

[Means for Solving the Problems] In the shower device of the present invention, a slider 17 holding an injection nozzle portion 12 is slidably provided on a guide rail 18 arranged in the up-down direction to vertically reciprocate the injection nozzle portion 12. A free-standing shower device, characterized in that a solenoid valve (20) for controlling water flow to the injection nozzle part (12) is attached to a side part of a guide rail (18).

Further, the electromagnetic valve 20 is formed with a projection 13, a guide rail 18 is formed with a mounting groove 19, and the projection 13 is inserted into the mounting groove 19.

[Operation] As described above, a shower device in which the slider 17 holding the injection nozzle portion 12 is slidably provided on the guide rails 18 arranged in the vertical direction so that the injection nozzle portion 12 can move up and down reciprocally is provided. By mounting the solenoid valve 20 for controlling the water flow to the injection nozzle portion 12 on the side portion of the guide rail 18, the vertically long guide rail 18 is effectively used, and the solenoid valve 20 is provided on the side portion of the guide rail 18. , The solenoid valve 20 is built in the shower device A, but the shower device A
The post-installation work can be performed, the restrictions on the installation place can be reduced, and the equipment cost and the construction cost can be significantly reduced.

Further, by forming the protrusion 13 on the solenoid valve 20, forming the mounting groove 19 on the guide rail 18, and inserting the protrusion 13 into the mounting groove 19, the solenoid valve 20 can be mounted easily and easily. Is also simplified, and the mounting strength is also sufficient.

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

FIG. 1 is a schematic view of a shower device A. A casing 2 of the shower device A is provided with nozzles 3 and 4 for pouring hot water, a nozzle 5 for a body shower, ... Has been. Water can be supplied by connecting a flexible hose 8 from a water supply and hot water tap 7 which is generally attached to the wall of the bathroom.
The injection control from 6 to 6 is performed by the controller 10 via the operation panel 9 mounted on the front surface of the casing 2.

FIG. 2 shows a piping system and an electrical system diagram in the casing 2, and a part of the nozzles 3 to 6 and the solenoid valve 20 associated therewith are omitted. A solenoid valve 20 is connected to the primary side of the nozzles 3 to 6, and the pipe on the primary side of the solenoid valve 20 becomes a single water supply pipe 14, which goes out of the casing 2 to supply the water supply pipe 14.
Is connected by a flexible hose 8 to a water supply / hot water supply tap 7 which is a mixing valve for hot water and water. The solenoid valves 20 are controlled by operating the controller 10 on the operation panel 9 with a battery 11 as a low voltage power source, as will be described later.

FIG. 3 shows a horizontal sectional view of the shower device A, and FIG. 4 shows a drive configuration of the shower device A, in which a piston 42 is incorporated in a vertical hydraulic cylinder 41 so as to be vertically movable. The wire 44 wound around the pulleys 43, 43 is the piston 42.
The slider 17 is connected to the wire 44, and the injection nozzle portion 12 is attached to the central portion of the slider 17. The drive mechanism 46, which is composed of various members such as the cylinder 41 and the wire 44 for vertically moving the injection nozzle unit 12 through the slider 17 and the wire 44, is covered with the casing 2, and the casing 2 is covered. A long slit 47 is formed in the center of the. A pair of guide rails 18 are vertically arranged inside the casing 2 so as to face each other along the slit 47. Grooves 54 are provided on the facing surfaces of the guide rails 18 so as to face each other. The left and right ends of the slider 17 are slidably fitted in the grooves 54 of the guide rail 18, and the injection nozzle portion 12 provided in the central portion of the slider 17 faces the slit 47 as shown in FIG. is there.

Then, after the driving water passed through the four-way valve 45,
It enters the upper pressurizing chamber 48 of 18 and pushes down the piston 42 to drain the water of the lower pressurizing chamber 49 of the cylinder 18 through the four-way valve 45. The downward movement of the piston 42 raises the injection nozzle portion 12 via the wire 44 and the slider 17. When the injection nozzle unit 12 reaches the upper limit position, the height adjusting clamp 50 is kicked on the reversing mechanism, and the slide rod 52 integrally attached with the height adjusting clamp 50 is pushed up to switch the four-way valve 45. By switching the four-way valve 45, the driving water enters the lower pressurizing chamber 49 of the cylinder 41, pushes up the piston 42, lowers the injection nozzle part 12 via the wire 44 and the slider 17, and then the upper pressurizing chamber 48. The water is drained through the four-way valve 45. Then, when the injection nozzle unit 12 is lowered to the lower limit position, the lower height adjustment clamp 51 is kicked, the slide rod 52 is lowered, the four-way valve 45 is switched, the initial state is returned, and the injection nozzle unit 12 is again set. Raise it. After that, such an operation is repeated.

An electromagnetic valve 20 is fixed to the right guide rail 18a and is built in the casing 2. The solenoid valve 20 mainly includes a solenoid valve body 21, a solenoid valve lid 22, and a solenoid 23. Such a solenoid valve 20 is, as shown in FIG.
It is attached to the guide rail 18a on the right side so as to form 7 connections.

FIG. 5 shows a cross section of the solenoid valve 20 and a mounting state on the guide rail 18a.
22 is fixed, and a solenoid 23 is attached to the solenoid valve lid 22. The solenoid valve body 21 has a protrusion 13 and a guide rail.
The solenoid valve 20 is inserted in the mounting groove 19 of 18a and the solenoid valve 20
Installed in 8.

It is a pilot type that operates the solenoid valve 20 with pilot pressure.
In addition, an embodiment of a self-holding type in which the operating state of the solenoid 23 is held by itself is shown. That is, FIG. 5 (b) shows a sectional view of the solenoid valve 20 in a closed state, FIG. 5 (c) shows an opened state of the solenoid valve 20, and FIG. 6 shows an external plan view.
29 is a water supply inlet, 26 is a water supply outlet, 25 is a discharge port, and 27 is a main valve. As shown in FIG. 5B, when the plunger 31 in the self-holding solenoid 23 is lowered and the pilot valve body 33 closes the pilot pipe 36, the pressure chamber
Since the pressure of 37 is the same as the pressure of the water supply inlet 29,
27 is in contact with the valve seat 28 by the pressure difference between the water supply inlet 29 and the discharge port 25 and its own elastic restoring force, and closes the conduit to the discharge port 25.
Then, as shown in the sectional view of FIG. 5 (c) showing the open state of the solenoid valve 20, when the plunger 31 is raised and the pilot pipe 36 is opened, the pressure of the pressure chamber 37 becomes equal to that of the discharge port 25. The main valve 27 is pushed by the pressure on the side of the water supply inlet 29 and rises to open the pipeline because the pressure is lower than the pressure of the water supply inlet 29 by communicating with the pressure and becoming the same pressure.

The solenoid 23 is a self-holding type, and a permanent magnet 39 is provided above the coil 38. In FIG. 5 (b), when the coil 38 is energized to generate a magnetic force that attracts the plunger 31, the plunger 31 rises and the permanent magnetic force 39
The plunger 31 adheres to the iron core 40 magnetized by, and the plunger 31 maintains the state of FIG. 5 (c) even if the energization is stopped. On the contrary, when the coil 38 is energized to generate a magnetic force that repels the plunger 31 from the state of FIG. 5 (c), the plunger 31 is separated from the iron core 40 magnetized by the permanent magnet 39,
Even if the energization of the coil 38 is stopped by the biasing force of the spring 32, the plunger 31 maintains the state in which it is projected from the solenoid 23. With such a pilot chamber, the self-holding solenoid 23 can open / close the pilot pipe 36 with a small operation stroke of the plunger 31, and the solenoid 23 can be made compact. Since it can be easily incorporated in the device A, it operates at a low voltage of 5 to 6 VDC, and it is sufficient to energize only when the solenoid valve 20 is driven. Therefore, the power consumption is extremely small and the electrical safety is improved. And the power consumption of solenoid valve 2 is about 35 per operation.
It is mJ. And self-holding type pilot type solenoid valve 20
The battery 11 can also be used as the low-voltage power supply by using. As mentioned above, the power consumption is very small,
Assuming that a family of four in a general household uses the shower device A every day for 10 minutes per person, it has a life of about one year with a circuit that uses a capacitor discharge with 6V of four AA batteries, and it is fully practical. Can be obtained. By incorporating the controller 10 and the battery 11 in the casing 2, the workability is greatly improved without the need for electrical work, and the safety is improved because the battery is driven.

As shown in FIG. 6, the water supply outlet is in line with the water supply inlet 29.
26, and the water that has flowed through the water supply inlet 29 flows through the outer periphery of the valve seat 28 to the water supply outlet 26 regardless of the open / closed state of the main valve body 27. A packing such as an O-ring 30 is provided on the outer periphery of the water supply outlet 26, and has a fitting relationship with the water supply inlet 29 having a water sealing property. With such a structure, the plurality of solenoid valves 20 can be easily connected by simply inserting the water supply inlet 29 and the water supply outlet 26 thereof. Discharge port 25 is the water supply inlet
29 and the water supply outlet 26 are provided at right angles, and the water supplied from the water supply inlet 29 flows to the discharge port 25 through the side hole of the cylindrical portion of the valve seat 28.

FIG. 7 shows a side view of the solenoid valve 20 in a connected state, in which the water inlet 26a of the upstream solenoid valve 20a is connected to the water outlet 34a of the connection joint 34 through the O-ring 30a. The water supply outlet 26b of the solenoid valve 20b on the downstream side is inserted into the water stopcock 35 and
It is sealed with a ring 30b. The solenoid valves 20a and 20b are fixed to the guide rail 18 by inserting the respective projections 13 into the mounting grooves 19 and by fixing the projections 13 of the connection joint 34 and the water stopcock 35 into the mounting grooves 19.
The guide rail 18 with the appropriate screw in the fixing hole 53.
In order to prevent it from coming off due to water pressure and to position it. With such a configuration, the solenoid valve 20 can be easily and easily attached to the guide rail 18 with sufficient strength, and the assemblability is improved. In FIG. 7, the case where the solenoid valves 20 are connected in two has been described. However, as shown in FIG.
It goes without saying that the number of solenoid valves 20 can be arbitrarily set by attaching 35.

[Effects of the Invention] In summary, the present invention is a shower device in which a slider holding an injection nozzle portion is slidably provided on a vertically arranged guide rail, and the injection nozzle portion is vertically reciprocally movable. Since the solenoid valve that controls the water flow to the injection nozzle part is attached to the side part of the guide rail, the solenoid valve interferes when moving the injection nozzle held by the slider in the vertical direction along the guide rail. Therefore, the guide rails that are long in the vertical direction can be effectively used. Moreover, by mounting a plurality of solenoid valves on the side portion of the guide rail, it can be built in the shower device, so that the shower device can be retrofitted, and there is no restriction on the installation location of the shower device. Therefore, there is an advantage that it can be easily installed in a narrow place and the equipment cost and the construction cost can be significantly reduced.

Also, since the protrusion is formed on the solenoid valve, the mounting groove is formed on the guide rail, and the protrusion is inserted into the mounting groove, the solenoid valve can be mounted easily and easily, its structure is simplified, and the mounting strength is also high. There is an advantage that it can be sufficient.

[Brief description of drawings]

FIG. 1 is a perspective view of the entire appearance of a shower apparatus according to an embodiment of the present invention, FIG. 2 is an overall schematic explanatory view of the same as above, FIG. 3 is a horizontal sectional view of the same as above, and FIG. A front view with the casing removed, FIG. 4 (b) is a side view of the same, and FIG. 5 (a).
Is a sectional view showing a mounted state of the solenoid valve, FIG. 5 (b) is a sectional view of the solenoid valve in a closed state, and FIG. 5 (c) is a sectional view in an open state of the same. Is a front view of the above solenoid valve, FIG. 7 is a side view of the above solenoid valve in a two-connected state, FIG. 8 is a front view of a conventional example, and FIG. 9 is a side view of the same.
FIG. 10 is a horizontal sectional view of still another conventional example, and FIG. 11 is a rear view of the same, where 12 is an injection nozzle portion, 13 is a protrusion, 18 is a guide rail, and 19 is a mounting groove.

Claims (2)

[Claims] 1. A shower device in which a slider holding an injection nozzle portion is slidably mounted on a guide rail arranged in the vertical direction so that the injection nozzle portion can move up and down reciprocally. A shower device, characterized in that a solenoid valve for controlling water flow is attached to a side portion of a guide rail. 2. A shower apparatus according to claim 1, wherein the solenoid valve is formed with a projection, the guide rail is formed with a mounting groove, and the projection is inserted into the mounting groove.