JP6073102B2 - Double-mixing valve device - Google Patents

Description

  The present invention relates to a mixing valve device capable of mixing hot water with hot water to obtain hot water having a desired temperature. For example, there are a plurality of hot water supply destinations (uses), and the temperature of hot water is different for each supply destination. The present invention relates to a double-mixing mixing valve device suitable for use in a hot water supply system or the like that is required to be individually adjusted.

  Conventionally, as a mixing valve used in a hot water supply system or the like, as seen in, for example, the following Patent Document 1 and the like, a valve body and a substantially cylindrical valve body that is rotatably fitted in the valve body And a drive means (stepping motor) for rotating the valve body, the valve main body is provided with a water inlet and a hot water inlet, and the water inlet and the hot water inlet of the valve body are provided on the peripheral wall portion of the valve body. One or a plurality of adjustment openings are provided to continuously change the opening area, and the mixing ratio of water and hot water, in other words, the temperature of the derived hot water is adjusted by rotating the valve body. Such a mixing valve is known.

  A hot water supply system in which such a mixing valve is used, in particular, as illustrated in Patent Document 2, for example, a hot water supply destination (use) is, for example, a bath (bathroom), a hot water supply (kitchen), room heating, or the like. In a hot water supply system that is required to individually adjust the temperature of hot water for each supply destination, there are a plurality of mixing valves as described above according to the number of supply destinations (uses). It is designed to be used. Specifically, in such a conventional hot water supply system, for example, the water supply (tap water) is heated to a predetermined temperature by heating means such as a heat pump unit and stored in the tank (circulated to maintain the predetermined temperature). In addition to distributing the hot water from the tank to the hot water inlet of each mixing valve for bathing, hot water supply, etc. via piping, the hot water (tap water) is distributed to the water inlet of each mixing valve via piping. The mixing ratio of water and hot water is adjusted so that hot water at a required temperature can be obtained in each mixing valve, and supplied from the outlet to a necessary portion via a pipe.

  In addition, in the mixing valve as described above, it is known that a check valve is disposed at the water inlet or the hot water inlet in order to prevent backflow (leakage) and the like as seen in Patent Document 1. Yes. As the check valve, since the water inlet and the hot water inlet are usually formed in a circular shape in cross section, etc., the check valve has a cylindrical or circular ring-shaped portion inserted into the water inlet or the hot water inlet. A highly versatile one is usually used.

JP 2011-236882 A Japanese Patent Laid-Open No. 2003-176953

  However, in the conventional hot water supply system described above, the number of mixing valves corresponding to the number of hot water supply destinations (uses) is required, and piping and joints for distributing hot water and water to each mixing valve are provided. This necessitates an increase in the number of parts in the piping system and an increase in the occupied space, which imposes great restrictions on the layout of the constituent members and increases the equipment cost.

  In addition, since the number of mixing valves that are normally used independently is used as many as the number of hot water supply destinations (uses), they are used for mixing water and hot water other than piping systems. The total number of parts in the part also increased, and from this point, the total cost was high.

  The present invention has been made in view of the above circumstances, and an object thereof is to reduce piping costs and the like in a hot water supply system or the like having a plurality of hot water supply destinations (uses), thereby reducing equipment costs. Another object of the present invention is to provide a multiple-mixing type mixing valve device capable of reducing the number of parts compared to the case where a plurality of normal mixing valves are used.

In order to achieve the above object, the double-mixing valve device according to the present invention basically includes a tubular water chamber having a water inlet and a tubular hot water chamber having a hot water inlet arranged side by side. A rotary type first valve body and a second valve body for adjusting the mixing ratio of water and hot water between the tubular water chamber and the tubular hot water chamber are individually inserted in a rotatable manner, and A first outlet for sending the hot water whose temperature is adjusted by the first valve body to the first supply destination and a second for sending the hot water whose temperature is adjusted by the second valve body to the second supply destination An outlet is provided , the tubular water chamber and the tubular hot water chamber are circular in cross section, and their center lines are arranged on the same plane .

  In a more specific preferred embodiment, a tubular water chamber having a water inlet and a tubular water chamber having a hot water inlet are arranged side by side through a partition wall, and the tubular water chamber and the tubular water chamber are connected to the partition wall. A first valve body insertion portion and a second valve body insertion portion comprising a cylindrical surface portion with a double-sided window opened in parallel, and a rotary type first valve body for adjusting the mixing ratio of water and hot water, and The second valve body is individually rotated to the first valve body insertion portion and the second valve body insertion portion with a part of the peripheral wall exposed from the window to the tubular water chamber and the tubular hot water chamber. The hot water whose temperature is adjusted by the first outlet and the second valve body for sending the hot water, which is inserted so as to be possible and whose temperature is adjusted by the first valve body, to the first supply destination is first 2 and a second outlet for sending to the supply destination.

Wherein the tubular water chamber and the tubular Yushitsu, preferably, is a circular cross section, their center lines are arranged on the same plane.
Wherein the tubular water chamber and the tubular Yushitsu, preferably, are arranged parallel to each other are both set straight pipe.

The rotation axes of the first valve body and the second valve body are preferably arranged orthogonal to the center lines of the tubular water chamber and the tubular hot water chamber.
The first outlet and the second outlet are preferably arranged oppositely on one side and the other side of the valve body in which the tubular water chamber and the tubular hot water chamber are arranged side by side. .

  In another preferred embodiment, the first outflow port is provided immediately above the first valve body, and the second outflow port is provided directly below the second valve body.

In a preferred embodiment, the water inlet and the hot water inlet are arranged orthogonal to the center line of the tubular water chamber and the tubular hot water chamber.
The The water inlet and the hot water inlet, preferably provided opposite in the vertical direction one side and the other side of the valve body and the tubular water chamber and the tubular water chamber is formed by consecutively side by side.

  Both the water inlet and the hot water inlet are preferably provided between the first valve body or the first outlet and the second valve body or the second outlet.

In another preferred aspect, between the first valve body and the water inlet or the hot water inlet in the tubular water chamber and the tubular hot water chamber, and / or the second valve body in the tubular water chamber and the tubular hot water chamber. And a check valve is mounted between the water inlet or the hot water inlet.
In another preferred embodiment, a check valve is attached to the water inlet.

  In a preferred specific embodiment, the check valve includes a valve seat, a valve body that contacts and separates from the valve seat, a valve rod that holds the valve body, and a cylinder into which the valve rod is slidably fitted. And a valve closing spring comprising a compression coil spring that urges the valve element held by the valve stem in a direction to press the valve element against the valve seat.

  In another preferred embodiment, the apparatus includes a first motor that rotationally drives the first valve body and a second motor that rotationally drives the second valve body.

  In another preferred embodiment, the water inlet, the tubular water chamber, the hot water inlet, the tubular hot water chamber, the partition wall, the first and second valve body insertion portions, and the first and second outlets are integrally formed as a valve body. Is done.

  In another preferred embodiment, one of the water inlet and the hot water inlet, the first outlet is provided on one side in the vertical direction of the valve body in which the tubular water chamber and the tubular hot water chamber are arranged side by side. And one of the second outlet and one of the first motor that rotationally drives the first valve body and the second motor that rotationally drives the second valve body, On the other side in the vertical direction, the other of the water inlet and the hot water inlet, the other of the first outlet and the second outlet, the first motor that rotationally drives the first valve body, and the The other of the second motors that rotationally drive the second valve body is suspended.

  The double-mixing type mixing valve device according to the present invention has a function of combining two or more conventional mixing valves. That is, there is a common water flow inlet, tubular water chamber, hot water inlet, and tubular hot water chamber that are common to each mixing valve, to which a first valve body, a first motor, and a first outlet are added. Similarly, a mixture of the second valve body, the second motor, and the second outlet serves as another mixing valve.

  Therefore, when applying the double-mixed mixing valve device of the present invention to a hot water supply system that requires adjustment of the temperature of hot water for each supply destination, a water pipe is connected to the water inlet, Hot water pipes are connected to the inlets, and hot water supply pipes may be connected to the respective outlets in the same manner as in the prior art, which previously required multiple hot water pipes and water pipes. In the hot water supply system in which the double-mixed mixing valve device of the present invention is used, only one hot water pipe and one water pipe are required. For this reason, while being able to reduce the number of parts of the piping system in a hot water supply system, it can be put together compactly, the layout freedom degree of a structural member is raised, and equipment cost can be held down low.

  Further, conventionally, the number of mixing valves that are normally used alone is used as they are according to the number of hot water supply destinations (uses), but in the double-mixing type mixing valve device of the present invention, water and hot water are used. Although it has a plurality of rotary type valve bodies that can arbitrarily change the mixing ratio and a motor that drives the rotation of the valve body, a water inlet, a tubular water chamber, a hot water inlet, a tubular hot water chamber, a partition wall Since the valve body insertion part, multiple outlets, etc. are integrally formed as a valve body, the total number of parts of the mixing valve part used for mixing water and hot water can be reduced, which also reduces the cost. Can be suppressed.

  In addition, according to the configuration of the present invention, the water inlet and the hot water inlet, the first outlet and the second outlet, and the first motor for rotationally driving the first valve body, which are usually protruding from the valve body, The degree of freedom of arrangement of the second motor or the like for rotationally driving the two valve bodies can be increased. For this reason, for example, one of the water inlet and the hot water inlet, One and the other, one and the other of the first outlet and the second outlet, and one and the other of the first motor and the second motor can be arranged. As a result, it is possible to reduce the size of the double-mixing mixing valve device and to reduce the occupied space, and according to the installation location, it is possible to easily secure the space for pipe connection etc. above and below it. In addition, it is possible to achieve convenience such as incorporation into a hot water supply system.

The perspective view which shows one Example of the double-mixing type mixing valve apparatus which concerns on this invention. The front view which shows one Example of the double-mixing type mixing valve apparatus which concerns on this invention. The left view which shows one Example of the double connection type mixing valve apparatus which concerns on this invention. The right view which shows one Example of the double-mixing type mixing valve apparatus which concerns on this invention. The top view which shows one Example of the double connection type mixing valve apparatus which concerns on this invention. The bottom view which shows one Example of the double connection type mixing valve apparatus which concerns on this invention. FIG. 3 is a cross-sectional view taken along arrow AA in FIG. 2. BB arrow sectional drawing of FIG. CC sectional view taken on the line of FIG. DD sectional view taken along the line DD in FIG. EE arrow sectional drawing of FIG. FF arrow sectional drawing of FIG.

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a double-mixing mixing valve device of the present invention will be described below with reference to the drawings.
1, 2, 3, 4, 5, and 6 are a perspective view, a front view, a left side view, a right side view, and a plan view showing an embodiment of a multiple-mixing valve device according to the present invention. It is a figure and a bottom view. 7 is a cross-sectional view taken along the line AA of FIG. 2, and FIGS. 8 to 12 are cross-sectional views taken along the lines BB, CC, DD, EE, and FF of FIG. It is. In the cross-sectional views of FIG. 7 and subsequent figures, portions that are not so necessary for understanding the present invention (inside the stepping motors 51 and 52, etc.) are not shown or hatched.

  Further, in this specification, descriptions representing positions and directions such as up and down, left and right, and front and rear are based on the directional arrow display in FIG. 1 and do not indicate positions and directions in an actual installation state.

  In the double mixing valve device 1 of the illustrated embodiment, for example, there are two hot water supply destinations (uses) such as a bath (bathroom, shower) and hot water supply (kitchen), and hot water is supplied to each supply destination. Is used in a hot water supply system that is required to individually adjust the temperature of the water, and plays the role of two conventional mixing valves. Basically, the tubular water chamber 11 having a water inlet 21 and A tubular hot water chamber 12 having a hot water inlet 22 is provided with a valve body 10 that is arranged side by side through a partition wall 15 (see FIG. 7).

  The tubular water chamber 11 and the tubular hot water chamber 12 are both straight pipes (circular in section) having the same diameter, and their centerlines Q1 and Q2 are arranged in parallel on the same plane.

  The water inlet 21 and the hot water inlet 22 are orthogonal to the center lines Q1 and Q2 of the tubular water chamber 11 and the tubular hot water chamber 12, and are arranged in opposite directions. Specifically, the water inlet 21 is suspended upward near the central portion in the left-right direction on the upper surface side of the valve body 10, and about half of the lower portion is opened in the tubular water chamber 11 (FIGS. 5 and 9). reference). On the other hand, the hot water inlet 22 is hanged downward in the vicinity of the central portion in the left-right direction on the lower surface side of the valve body 10, and about half of the upper portion is opened in the tubular hot water chamber 12 (FIGS. 6 and 9). reference).

  As shown in FIG. 7, near the left end and the right end of the partition wall portion 15 of the valve body 10, a cylindrical surface portion with double-sided windows in which windows 18 and 18 opening to the tubular water chamber 11 and the tubular hot water chamber 12 are formed. The 1st valve body insertion part 16 and the 2nd valve body insertion part 17 which consist of are arranged in parallel.

  In the first valve body insertion part 16 and the second valve body insertion part 17, a rotary type substantially cylindrical first valve body 31 and second valve body 32 are part of the peripheral wall of the first valve body. In the state exposed from the insertion part 16 and the second valve body insertion part 17 to the tubular water chamber 11 and the tubular hot water chamber 12, they are individually inserted in a rotatable manner.

  The first valve body 31 and the second valve body 32 have the same basic configuration in this example. As shown in FIGS. 8 and 10, their rotation axes O1 and O2 are the tubular water chamber 11 and the tubular hot water. The first valve body 31 and the second valve body 32 are in the opposite direction, that is, the first valve body 31 is inverted (upward), and the second valve is disposed orthogonally to the center lines Q1 and Q2 of the chamber 12. The body 32 is distributed upright (downward).

  A first motor (stepping motor) 51 that rotationally drives the first valve body 31 is attached perpendicularly to the valve body 10 near the left end of the lower surface side of the valve body 10 (in the cylindrical holding portion 25). A second motor (stepping motor) 52 that rotationally drives the second valve body 32 is attached to the valve main body 10 near the right end of the upper surface side of 10 (the cylindrical holding portion 25).

  Next, the configuration of the valve bodies 31 and 32 will be described by representing the second valve body 32 standing upright with reference to FIG.

  In the peripheral wall portion 33 with a ceiling portion of the valve body 32 (31), a substantially elliptical adjustment opening 34 for continuously changing the opening area with respect to the tubular water chamber 11 and the tubular hot water chamber 12 (windows 18 and 18). The valve body 32 (31) is rotated by a motor 52 (51) to adjust the mixing ratio of water and hot water, in other words, the temperature of the derived hot water.

  A shaft portion 35 projects from the center of the upper surface of the ceiling portion of the peripheral wall portion 33 of the valve body 32. This shaft portion 35 is inserted into a cylindrical holding portion 25 with a stepped portion provided on the second valve body insertion portion 17 and is rotatably fitted to a support member 26 held by a clip-shaped locking tool 29. It is inserted. An O-ring is attached to the lower portion of the shaft portion 35, and a clip 27 is attached to the upper portion of the shaft portion 35 as a valve body locking tool that allows the valve body 32 to rotate but prevents it from dropping downward. Above, a spline shaft portion 36 (spline is not shown) and a convex portion 37 having a non-circular cross section (D-cut shape or the like) for connecting to the rotor (shaft) of the motor 52 so as to be integrally rotatable are provided. .

  On the other hand, on the upper surface side of the valve body 10 (directly above the first valve body 31), a first outlet for sending hot water whose temperature is adjusted by the first valve body 31 to a first supply destination (for example, a bath). 41 is suspended, and the hot water whose temperature is adjusted by the second valve body 32 is sent to the second supply destination (for example, the kitchen) on the lower surface side of the valve body 10 (just below the second valve body 32). A second outlet 42 is provided vertically.

  Further, the right ends of the tubular water chamber 11 and the tubular hot water chamber 12 are composed of, for example, three (sheets) cross-section arc-shaped portions 24a inserted into them and an annular portion 24b provided at the tip thereof. A lid-like member 24 having an insertion portion 24B and a blind lid portion 24A is attached by ultrasonic welding or the like. The lid-like member 24 (the insertion portion 24B) also functions as a stopper for preventing a check valve 60 described later. The lid-like member 24 is also attached to the left end portion of the tubular hot water chamber 12, but the left end portion of the tubular water chamber 11 is not covered, and a water flow for sending only water to the outside. An outlet 43 protrudes sideways and opens.

  Here, in the multiple mixing valve device 1 of the present embodiment, the water inlet 21, the tubular water chamber 11, the hot water inlet 22, the tubular hot water chamber 12, the partition wall portion 15, the first and second valve bodies are inserted. The parts 16 and 17, the first and second outlets 41 and 42, and the water outlet 43 are integrally formed using a synthetic resin material as a raw material.

  Further, a water inlet 21, a first outlet 41, and a second valve body are provided on one side (upper surface side) of the valve body 10 in which the tubular water chamber 11 and the tubular hot water chamber 12 are arranged side by side. A second motor 52 that rotates and drives the hot water inlet 22, the second outlet 42, and the first valve body 31 on the other side (lower surface) of the valve body 10 in the vertical direction. A first motor 51 is suspended.

  On the other hand, a check valve 60 is provided between the second valve body 32 and the water inlet 21 in the tubular water chamber 11 in order to prevent hot water from the tubular hot water chamber 12 side from flowing back (leakage) to the water inlet 21 side. Are installed between the first valve body 31 and the hot water inlet 22 and between the second valve body 32 and the hot water inlet 22 from the tubular water chamber 11 side. A check valve 60 is attached to prevent the water from flowing back (leakage) to the hot water inlet 22 side, and the check valve 60 is also attached to the water inlet 21.

  Since each check valve 60 has the same configuration, the check valve 60 attached to the tubular water chamber 11 will be described below as a representative (see FIG. 7). The check valve 60 shown in the figure has a lower half from the center line in a closed state and an upper half in an open state, and a cylindrical valve seat member 61 provided with a valve seat 62 to be inserted into the tubular water chamber 11. A valve body 63 made of a rubber seal material (packing) that comes in contact with and separates from the valve seat 62; a head 65a for retaining the valve body; a valve body receiving portion 65b; A valve stem 65 having a cylindrical body portion 65c, a cylindrical guide portion 66 that is disposed on the inner peripheral side of the valve seat member 61, and into which the body portion 65c of the valve rod 65 is slidably fitted, and a valve seat member Three connecting plate portions 67 (see FIG. 10) for connecting 61 and the cylindrical guide portion 66, and a direction in which the valve body 63 held by the valve rod 65 is pressed against the valve seat 62 (valve closing direction). And a valve closing spring 68 made of a compression coil spring. The check valve 60 (valve seat member 61) is prevented from coming off and locked by the step portion 11d formed in the tubular water chamber 11 and the lid-like member 24 (the insertion portion 24B). . The valve closing spring 68 is compressed between a valve body receiving portion 65b of the valve stem 65 and a spring receiving groove 69 (bottom portion) provided at the inner peripheral side ends of the three connecting plate portions 67. Yes. Further, a sealing material such as an O-ring is interposed between the tubular water chamber 11 and the valve seat member 61.

  The valve bodies 31 and 32 having the above-described configuration constitute a hot and cold mixing unit indicated by M1 and M2 in FIG. 1, and the valve bodies 31 and 32 are rotated by appropriate angles by motors 51 and 52, respectively. The water in the water chamber 11 and the hot water in the tubular hot water chamber 12 are mixed at a desired ratio, whereby the temperature of the hot water sent from the outlets 41 and 42 to the supply destination is individually adjusted.

  That is, the double-mixing mixing valve device 1 of this embodiment has a function of combining two conventional mixing valves. Specifically, it has a water inlet 21, a tubular water chamber 11, a hot water inlet 22, and a tubular hot water chamber 12 common to the two mixing valves, and includes a first valve body 31, a first motor 51, and a first one. What added the outflow port 41 functions as one mixing valve, and similarly, what added the 2nd valve body 32, the 2nd motor 52, and the 2nd outflow port 42 functions as another mixing valve.

  In the double-mixing type mixing valve device 1 of this embodiment having such a configuration, when applied to a hot water supply system that requires the temperature of hot water to be individually adjusted for each supply destination, water is supplied to the water inlet 21. For example, a hot water pipe may be connected to each of the outlets 41 and 42 as in the prior art. Therefore, conventionally, a plurality of hot water pipes and a plurality of water pipes are required. However, in the hot water supply system using the double-mixed mixing valve device of this embodiment, one hot water pipe and one water pipe are used. It only takes one by one. For this reason, while being able to reduce the number of parts of the piping system in a hot water supply system, it can be put together compactly, the layout freedom degree of a structural member is raised, and equipment cost can be held down low.

  Further, conventionally, the number of mixing valves that are normally used alone is used as they are in accordance with the number of hot water supply destinations (uses), but in the double-mixing mixing valve device 1 of the present embodiment, water is used. A rotary valve body that can arbitrarily change the mixing ratio of water and hot water and a plurality of motors that rotationally drive the rotary valve body, a water inlet, a tubular water chamber, a hot water inlet, a tubular hot water chamber, Since the partition wall, the valve body insertion part, the plurality of outlets, etc. are integrally formed as a valve body, the total number of parts of the part functioning as a mixing valve used for mixing water and hot water can be reduced. Cost can also be suppressed from the point of view.

  Furthermore, according to the configuration of the present invention, the water inlet 21 and the hot water inlet 22, the first outlet 41 and the second outlet 42, and the first valve body, which are usually protruding from the valve body 10, are rotated. Since it is possible to increase the degree of freedom of arrangement of the first motor 51 and the second motor 52 that rotationally drives the second valve body, as in the above embodiment, on the one surface side in the vertical direction (upper surface side) of the valve body 10, A water inlet 21, a first outlet 41, and a second motor 52 that rotationally drives the second valve body are suspended, and the hot water inlet 22, The two outlets 42 and the first motor 51 for rotationally driving the first valve body 31 can be suspended, and as a result, the double-mixed mixing valve device can be further reduced in size and occupied. Space can be further reduced, depending on the installation location Subhuman to easily secure a pipe connection space, etc. can be achieved to obtain, for the convenience of incorporation or the like into the hot water supply system.

  The above embodiment exemplifies a device that achieves the function of two conventional mixing valves by using two rotary valve bodies, that is, a double-mixing mixing valve device having two hot water supply destinations. However, when three or more hot water supply destinations are required, the number of valve bodies, motors, and outlets may be increased in accordance with the number of hot water supply destinations. Can be applied as well.

  Moreover, although the 1st valve body 31 and the 2nd valve body 32 were demonstrated as what is each arrange | positioned in reverse direction, this invention is not limited only to this, The 1st valve body 31 and the 2nd valve The body 32 may be arranged in the same direction, and the first outlet 41 and the second outlet 42 may be opened in the same direction.

  Furthermore, although the tubular water chamber 11 and the tubular hot water chamber 12 have been described as having their centerlines Q1 and Q2 arranged in parallel on the same plane, the present invention is not limited to this and is the same. The tubular water chamber 11 and the tubular hot water chamber 12 may be disposed so that the center lines Q1 and Q2 are twisted positions.

  Furthermore, although the first valve body 31 and the second valve body 32 have been described as having the same basic configuration, it is a matter of course that they may have different sizes and shapes.

DESCRIPTION OF SYMBOLS 1 ... Double-mixing type mixing valve apparatus 10 ... Valve main body 11 ... Tubular water chamber 12 ... Tubular hot water chamber 15 ... Partition part 16 ... 1st valve body insertion part 17 ..Second valve body insertion part
18 ... Window 21 ... Water inlet 22 ... Hot water inlet 31 ... First valve body 32 ... Second valve body 33 ... Peripheral wall 34 ... Adjustment opening 41 .... First outlet 42 ... Second outlet 51 ... First motor 52 ... Second motor 60 ... Check valve

Claims (16)

A double-mixing valve device that individually adjusts the temperature of hot water,
A rotary type for adjusting a mixing ratio of water and hot water between the tubular water chamber and the tubular hot water chamber, in which a tubular water chamber having a water inlet and a tubular hot water chamber having a hot water inlet are arranged side by side. The first valve body and the second valve body of the first valve body are rotatably inserted into the first valve body and the temperature of the first valve body is adjusted by the first valve body. And a second outlet for sending the hot water whose temperature is adjusted by the second valve body to the second supply destination ,
The tubular water chamber and the tubular hot water chamber are circular in cross section, and their center lines are arranged on the same plane . A double-mixing valve device that individually adjusts the temperature of hot water,
A tubular water chamber having a water inlet and a tubular water chamber having a hot water inlet are arranged side by side through a partition wall, and a cylinder with a double-sided window opens to the tubular water chamber and the tubular water chamber at the partition wall A first valve body insertion portion and a second valve body insertion portion comprising a surface portion are provided side by side, and a rotary type first valve body and a second valve body for adjusting a mixing ratio of water and hot water are provided on the peripheral wall. In a state where a part is exposed from the window to the tubular water chamber and the tubular hot water chamber, the first valve body insertion portion and the second valve body insertion portion are individually inserted in a rotatable manner, and A first outlet for sending warm water whose temperature is adjusted by the first valve body to a first supply destination and a first outlet for sending warm water whose temperature is adjusted by the second valve body to a second supply destination. A double-mixing type mixing valve device having two outlets. It said tubular water chamber and the tubular Yushitsu, is a circular cross-section, multi-communication type mixing valve according to claim 2 in which their center lines, characterized in that it is arranged on the same plane. Wherein the tubular water chamber and the tubular Yushitsu, both double continuous type mixing valve apparatus according to any one of claims 1 to 3, characterized in that disposed in parallel to each other is a straight pipe. The first valve body and the second valve body axis of rotation, any one of the claims 1,3,4, characterized in that it is arranged perpendicular to the tubular water chamber and tubular Yushitsu centerline The double-mixing type mixing valve device described in the paragraph The first outflow port and the second outflow port are disposed oppositely on one side and the other side of the vertical direction of the valve body in which the tubular water chamber and the tubular hot water chamber are arranged side by side . The double-mixing type mixing valve device according to claim 5.   7. The multiple connection system according to claim 6, wherein the first outlet is provided immediately above the first valve body, and the second outlet is provided immediately below the second valve body. Mixing valve device. The said water flow inlet and a hot water flow inlet are orthogonally arranged with respect to the centerline of the said tubular water chamber and a tubular hot water chamber, The multiple connection as described in any one of Claim 1, 3 to 7 characterized by the above-mentioned. Type mixing valve device. Said water inlet and the hot water inlet, and being provided in the opposite direction in the vertical direction one side and the other side of the valve body and the tubular water chamber and the tubular water chamber is formed by consecutively side by side The double-mixing type mixing valve device according to claim 8. 10. The water inlet and the hot water inlet are both provided between the first valve body or first outlet and the second valve body or second outlet. The double-mixing mixing valve device according to any one of the above.   Between the first valve body and the water inlet or hot water inlet in the tubular water chamber and tubular hot water chamber and / or the second valve body and the water inlet or hot water in the tubular water chamber and tubular hot water chamber. The double-mixing type mixing valve device according to claim 10, wherein a check valve is mounted between the inlet and the inlet. The double-mixing type mixing valve device according to any one of claims 1 to 11, wherein a check valve is attached to the water inlet.   The check valve includes a valve seat, a valve body that contacts and separates from the valve seat, a valve rod that holds the valve body, a cylindrical guide portion into which the valve rod is slidably inserted, and the valve 13. A multiple mixing valve according to claim 11, further comprising: a valve closing spring formed of a compression coil spring that urges a valve body held by a rod in a direction in which the valve body is pressed against the valve seat. apparatus. Double continuous type according to any one of claims 1 to 13, characterized in that it comprises a second motor for rotating the first motor and the second valve body for rotating the first valve body Mixing valve device. The water inlet, the tubular water chamber, the hot water inlet, the tubular hot water chamber, the partition wall, the first and second valve body insertion portions, and the first and second outlets are integrally formed as a valve body. The double-mixing type mixing valve device according to any one of claims 2 to 14.   One of the water inlet and the hot water inlet, the first outlet and the second outlet, on one side in the vertical direction of the valve body in which the tubular water chamber and the tubular hot water chamber are arranged side by side. And one of a first motor that rotationally drives the first valve body and a second motor that rotationally drives the second valve body are suspended, and on the other side in the vertical direction of the valve body, The other of the water inlet and the hot water inlet, the other of the first outlet and the second outlet, and the first motor and the second valve body for rotationally driving the first valve body are rotationally driven. The double-mixing mixing valve device according to claim 1, wherein the other of the second motors is suspended.

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