JP2014070423A - Hot and cold water mixing faucet device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To allow a hot and cold water mixing faucet device body to be easily positioned and to enable workability in mounting the hot and cold water mixing faucet device body of relatively heavy weight to be improved.SOLUTION: An inventive hot and cold water mixing faucet device 1 includes: a hot and cold water mixture faucet device body 2; a hot water side leg member 18; a water side leg member 20; and a connection member 26 for connecting the leg members and the hot and cold water mixture faucet device body. The connection member integrates the hot water side leg member and the water side leg member and fixes them to a fitting surface in advance before the hot and cold water mixture faucet device body is connected. A central axis A1 of a first hot water flow passage 22a extending upward from the lower end of the hot water side leg member to the vicinity of the fitting surface is eccentric with respect to a central axis A2 of a second hot water flow passage 22b extending upward from the vicinity of the fitting surface to the upper end of the hot water side leg member. A central axis A3 of a first water flow passage 24a extending upward from the lower end of the water side leg member to the vicinity of the fitting surface is eccentric with respect to a central axis A4 of a second water flow passage 24b extending upward from the vicinity of the fitting surface to the upper end of the water side leg member.

Description

  The present invention relates to a hot water / water mixing faucet device, and more particularly, to a hot water / water mixing faucet device that mixes hot water and water to discharge water.

Conventionally, as a hot and cold water mixing faucet device that mixes hot water and water to discharge water, for example, as described in Patent Document 1, in particular, a substantially horizontal surface such as a counter deck surface around a bathtub in a bathroom. What is installed by attaching a hot and cold water mixing faucet device from above to a water supply pipe and a hot water supply pipe that are installed on a mounting surface and rise vertically from the mounting surface is known.
In such a conventional hot and cold water mixing faucet device, the hot and cold water mixing faucet device body is directly attached to a socket (leg member) with a base including the water supply piping and the hot water supply piping. And leg parts.

JP-A-10-204946

  However, in the conventional hot and cold water mixing faucet device, when fixing the hot water and water mixing faucet device main body to the leg member connected to the water supply pipe and the hot water supply piping at the time of construction, the huge and heavy hot water and water mixing faucet main body is used. The operation | work which fastens to a leg member is performed. At this time, the installer performs the positioning with respect to each connection portion of the water supply side leg member and the hot water supply side leg member while holding the heavy hot water / water mixture faucet body, There is a problem that the leg member must be fastened and the construction work is difficult.

  Therefore, the present invention has been made to solve the above-described problems of the prior art, and can easily position the hot and cold water mixing faucet device main body. An object of the present invention is to provide a hot and cold water mixing faucet device that can improve the workability during installation.

In order to solve the above-described problems, the present invention is a hot-water / water-mixing faucet device that mixes hot water and water to discharge water, and mixes hot water and water supplied from the upstream side to a predetermined temperature. A hot water mixing faucet body that stops the adjusted hot water and a hot water passage that penetrates in a direction substantially perpendicular to the mounting surface is formed, the lower end is connected to the hot water supply pipe, and the upper end is above the mounting surface. A water-side leg member that forms a water passage that penetrates in a direction substantially perpendicular to the mounting surface, has a lower end connected to the water supply pipe, and an upper end mounted on the mounting surface. And a connecting member that connects the leg member and the hot-and-water mixing faucet device main body, and connects the hot water passages and the water passages, and the connecting member includes: Before the hot water and water mixing faucet body is connected, the hot water side leg member and the water side leg By connecting to each of the materials, the hot water side leg member and the water side leg member are integrated and fixed to the mounting surface in advance, and then the hot water mixing faucet body is connected to the connection member. The hot water side leg member has a hot water passage that extends upward from the lower end of the hot water side leg member to the vicinity of the mounting surface, and the upper end of the hot water side leg member from the vicinity of the mounting surface. A second hot water passage extending upward to the portion, the central axis of the second hot water passage is eccentric with respect to the central axis of the first hot water passage, and the water passage of the water-side leg member is A first water passage extending upward from the lower end portion of the water side leg member to the vicinity of the mounting surface, and a second water passage extending upward from the vicinity of the attachment surface to the upper end portion of the water side leg member. A central axis of the second water passage is eccentric with respect to the central axis of the first water passage, and the first water passage is The distance between the center axis of the road and the center axis of the first water passage is such that the distance between the center axis of the second water passage of the hot water leg member and the center axis of the second water passage of the water leg member is The upper end of each of the hot water side leg member and the water side leg member can be adjusted according to the direction in which the hot water side leg member and the water side leg member are connected to the connection member.
In the present invention configured as described above, by connecting the connecting member in advance to the hot water side leg member and the water side leg member before attaching the hot and cold water mixing faucet body, the hot water side leg member and the water side Each of the leg members can be fixed in advance to the mounting surface in an integrated state via the connection member, and can be easily positioned. In addition, after the hot water side leg member, the water side leg member and the connecting member are integrally fixed, the hot water / water mixing faucet body is easily positioned by connecting the hot water / water mixing faucet body to the connecting member. Therefore, even in the case of a hot and cold water mixing device main body having a relatively large weight, it is possible to improve the workability when connecting and attaching to the connecting member. Further, the center axis of the first water passage and the center axis of the second water passage of the hot water side leg member are eccentric from each other, and the center axis of the first water passage and the center axis of the second water passage of the water side leg member And the distance between the center axis of the first water passage of the hot water side leg member and the center axis of the first water passage of the water side leg member is the center of the second water passage of the hot water side leg member. Adjust according to the direction in which each upper end of the hot water side leg member and the water side leg member is connected to the connecting member so that the distance between the axis and the central axis of the second water passage of the water side leg member is constant. Therefore, even if the distance between the central axis of the hot water supply pipe and the central axis of the water supply pipe is changed according to the installation location of the hot and cold water mixing faucet device, the hot water side leg member and the water side leg member By adjusting the direction in which each upper end portion is connected to the connection member, the center axis of the second hot water passage of the hot water side leg member and the water side leg portion It can be the distance between the center axis of the second water passage of the constant. Therefore, the same connecting member can be applied regardless of various construction conditions in which the distance between the central axis of the hot water supply pipe and the central axis of the water supply pipe is different, and the hot water mixing faucet body can be easily positioned. Can do.

In the present invention, preferably, the connecting member is provided with a pressure regulating valve in each of the hot water passage and the water passage formed therein.
In the present invention configured as above, since the pressure regulating valve is provided in each of the hot water passage and the water passage of the connection member, the supply pressure of hot water in each of the hot water passage and the water passage of the connection member is Each of the water supply pressures can be prevented from becoming excessively high, and the temperature adjustment function when the temperature is adjusted by mixing hot water and water in the hot water / water mixing faucet body can be improved. Moreover, since the pressure regulating valve is provided in each of the hot water passage and the water passage of one connecting member which is a member for integrating the hot water side leg member and the water side leg member, the pressure regulating valve is provided in a separate connecting member. Compared to the case where each is provided, the connection member itself is rotated by vibration generated by the operation of the pressure regulating valve, or the connection portion between the connection member and the leg member, or between the connection member and the hot water / mixing faucet body. It can suppress that a connection part loosens.

In the present invention, preferably, the connecting member includes a water stop cock with a pressure adjusting function attached from the front side thereof.
In the present invention configured as described above, since the water stop cock with a pressure adjusting function is attached from the front side of the connecting member, the water stop cock can be easily operated from the front of the connecting member, and the usability is improved. Can be improved. Even when the pressure regulating valve operates in the front-rear direction of the connecting member, the connecting member is a member that integrates the hot water side leg member and the water side leg member. It can suppress that the connection part with a leg member and the connection part of a connection member and a hot-water-mixing water faucet device main body loosen.

  According to the hot and cold water mixing faucet device of the present invention, the hot and cold water mixing faucet device main body can be easily positioned, and the workability when attaching the hot and cold water mixing faucet device main body having a relatively large weight can be improved. .

1 is a schematic perspective view of a hot and cold water mixing device according to a first embodiment of the present invention. It is a disassembled perspective view which shows the state which removed the exterior cover of the hot / cold water faucet device by 1st Embodiment of this invention. It is the fragmentary front sectional view which fractured | ruptured partially about the hot / cold water faucet device by 1st Embodiment of this invention. It is a top view which shows the 1st use condition of the connection member, hot water side leg member, and water side leg member of the hot and cold water mixing faucet device by 1st Embodiment of this invention. It is a front view which shows the 1st use condition of the connection member, hot water side leg member, and water side leg member of the hot / cold water faucet device by 1st Embodiment of this invention. It is a top view which shows the 2nd use condition of the connection member, hot water side leg member, and water side leg member of the hot and cold water mixing faucet device by 1st Embodiment of this invention. It is a front view which shows the 2nd use condition of the connection member, hot water side leg member, and water side leg member of the hot / cold water faucet device by 1st Embodiment of this invention. It is a top view which shows the 3rd use condition of the connection member, the hot water side leg member, and the water side leg member of the hot and cold water mixing faucet device by 1st Embodiment of this invention. It is a front view which shows the 3rd use condition of the connection member, the hot water side leg member, and the water side leg member of the hot / cold water faucet device by 1st Embodiment of this invention. FIG. 6 is a partial cross-sectional perspective view taken along line XX in FIG. 5. It is the elements on larger scale which expanded the part of the water stop cock apparatus with a pressure regulation function of the hot and cold water mixing faucet apparatus by 1st Embodiment of this invention shown in FIG. It is a top view of the connection member, hot water side leg member, and water side leg member of the hot and cold water mixing faucet device by 2nd Embodiment of this invention. It is a front view of the connection member, the hot water side leg member, and the water side leg member of the hot and cold water mixing faucet device by 2nd Embodiment of this invention.

Hereinafter, a first embodiment of a hot and cold water mixing apparatus according to the present invention will be described with reference to the accompanying drawings.
FIG. 1 is a schematic perspective view showing a hot and cold water mixing device according to a first embodiment of the present invention. As shown in FIG. 1, a hot and cold water mixing apparatus 1 according to a first embodiment of the present invention mixes hot water and water supplied from the upstream side and mixes hot and cold water adjusted to a predetermined temperature to stop hot water. A faucet main body 2 is provided, and this hot / cold water faucet main body 2 is attached at a position a predetermined distance above a substantially horizontal attachment surface 4 such as a counter deck surface around a bathtub in a bathroom, for example.
Further, the hot and cold water mixing faucet body 2 includes a spout 6 having a spout 6a formed at the tip, a shower hose 10 having a shower head 8 attached to the tip, a temperature control device 12, and a spout 6 spout. A currant / shower switching device 14 having a flow rate adjusting function capable of switching to currant discharge water by the water port 6a or shower discharge water by the shower head 8 is provided. Here, the hot water / water mixing faucet body 2 has a mechanism for performing the main operation of the temperature control device 12 and the curan / shower switching device 14 and a large number of parts (for example, a temperature sensitive spring, a bias spring, a main valve body, etc.). ) Is contained, the hot and cold water mixing device body 2 itself has a relatively heavy weight.
Further, the structural part of the hot and cold water faucet device 1 between the hot and cold water faucet device main body 2 and the mounting surface 4 is covered with an exterior cover 16.

Next, FIG. 2 is an exploded perspective view showing a state where the outer cover of the hot and cold water mixing faucet device according to the first embodiment of the present invention is removed, and FIG. 3 is a hot water mixed water according to the first embodiment of the present invention. It is the fragmentary front sectional view which fractured | ruptured partially about the stopper apparatus.
First, as shown in FIGS. 2 and 3, the hot and cold water mixing apparatus 1 according to the present embodiment includes two leg members, a hot water side leg member 18 and a water side leg member 20 that are attached to the attachment surface 4. . When attached to the attachment surface 4, the hot water side leg member 18 forms a hot water passage 22 that penetrates the attachment surface 4 in the vertical direction, the lower end portion is located below the attachment surface 4, and the hot water supply on the upstream side thereof. It is connected to piping (not shown), and its upper end is attached on the attachment surface 4. Similarly, when the water-side leg member 20 is attached to the attachment surface 4, it forms a water passage 24 that penetrates the attachment surface 4 in the vertical direction, and its lower end is positioned below the attachment surface 4 and upstream thereof. It is connected to a water supply pipe (not shown) on the side, and the upper end is attached to the attachment surface 4.

Next, as shown in FIGS. 2 and 3, the hot and cold water mixing faucet device 1 of the present embodiment is provided between the hot water side leg member 18 and the water side leg member 20 and the hot and cold water mixing faucet device body 2. The hot water side leg member 18 and the water side leg member 20 are each provided with a connecting member 26 for connecting the hot water and water mixing faucet body 2.
The connecting member 26 is a metal integrated member integrally formed of a casting or the like, and includes a hot water lower connecting portion 30 connected to the upper connecting portion 28 of the hot water side leg member 18, and an upper side of the water side leg member 20. A water-side lower connection portion 34 connected to the connection portion 32 is provided. The connecting member 26 is connected to the hot water upper connecting portion 38 connected to the hot water lower connecting portion 36 of the hot water / mixing faucet device main body 2 and the water side lower connecting portion 40 of the hot / cold water faucet device main body 2. The water side upper connection part 42 is provided.

Further, as shown in FIG. 3, a hot water passage 44 is formed in the connecting member 26 from the hot water side lower connection portion 30 to the hot water side upper connection portion 38, and the water side lower connection portion 34 is connected to the water side upper connection. A water passage 46 is formed over the portion 42. Each of the hot water passage 44 and the water passage 46 is formed independently of each other in a single connecting member 26 integrally formed. In the connection member 26 in the connected state, the hot water passage 22 of the hot water side leg member 18 and the hot water passage 48 of the hot water mixing faucet device body 2 communicate with each other via the hot water passage 44 of the connecting member 26. Via the water passage 46 of the member 26, the water passage 24 of the water side leg member 20 and the water passage 50 of the hot and cold water mixing device main body 2 communicate with each other.
Further, as shown in FIG. 2 and FIG. 3, stop cock devices 52 and 54 with a pressure adjusting function, which will be described later, are incorporated in the middle of each flow path of the hot water passage 44 and the water passage 46 of the connecting member 26. The hot water and the water flowing into the hot water passage 44 and the water passage 46 of the connecting member 26 from the hot water passage 22 of the hot water side leg member 18 and the water passage 24 of the water side leg member 20 respectively. After the pressure is adjusted by passing through each of the water stop cock devices 52 and 54 with a pressure adjusting function, it flows into each of the hot water passage 48 and the water flow passage 50 of the hot water mixed tap device main body 2 and flows into the hot water and water mixed water taps. Mixing is performed inside the apparatus main body 2.

Next, FIG. 4 is a plan view showing a first use state of the connecting member, the hot water side leg member and the water side leg member of the hot and cold water mixing faucet device according to the first embodiment of the present invention, and FIG. It is a front view which shows the 1st use condition of the connection member, hot water side leg member, and water side leg member of the hot / cold water faucet device by 1st Embodiment of this invention.
As shown in FIGS. 2 to 5, the water passage 22 of the hot water side leg member 18 includes a first water passage 22 a that extends upward from the lower end of the hot water side leg member 18 to the vicinity of the mounting surface 4, and an attachment. A second hot water passage 22b extending upward from the vicinity of the surface 4 to the upper end of the hot water side leg member 18, and a central axis A1 extending in the vertical direction of the first hot water passage 22a is defined by the second hot water passage 22b. It is parallel to the central axis A2 extending in the up-down direction and is decentered outward in the horizontal direction.
Similarly, the water passage 24 of the water side leg member 20 includes a first water passage 24 a extending upward from the lower end of the water side leg member 20 to the vicinity of the attachment surface 4, and a water side leg member from the vicinity of the attachment surface 4. A second water passage 24b that extends upward to the upper end of the first water passage 24. A central axis A3 that extends in the vertical direction of the first water passage 24a is parallel to a central axis A4 that extends in the vertical direction of the second water passage 24b. Yes and eccentric outward in the horizontal direction.
That is, as shown in FIGS. 4 and 5, in the first use state P <b> 1 of the connecting member 26, the hot water side leg member 18, and the water side leg member 20, the center of the first hot water passage 22 a of the hot water side leg member 18. A distance L1 (for example, L1 = 120 mm) between the axis A1 and the center axis A3 of the first water passage 24a of the water side leg member 20 is equal to the center axis A2 of the second water passage 22b of the water side leg member 18. The distance (L1> L2) is larger than the distance L2 between the water-side leg member 20 and the central axis A4 of the second water passage 24b.

  In addition, at the time of construction for attaching the hot / cold water faucet device 1 to the mounting surface 4, before connecting the hot / cold water faucet device body 2 to the connecting member 26, first, the hot water side leg member 18 and the water side leg member 20 are connected. After attaching each to the attachment surface 4, while connecting the upper connection part 28 of the hot water side leg member 18 and the hot water side lower connection part 30 of the connection member 26 corresponding to this, the upper connection part of the water side leg member 20 is connected. 32 and the water side lower connection part 34 of the connection member 26 corresponding to this are connected. When this connection is made, the distance L1 between the center axis A1 of the first water passage 22a of the hot water side leg member 18 and the center axis A3 of the first water passage 24a of the water side leg member 20 is determined as follows. 18 is determined according to the distance between the position of the hot water supply pipe (not shown) connected to the upstream side of 18 and the position of the water supply pipe (not shown) connected to the upstream side of the water side leg member 20. Yes, it is affected by the positional relationship between the hot water supply pipe and the water supply pipe at the place where the hot and cold water mixing faucet device 1 is installed.

  Therefore, in this embodiment, the position of the hot water supply pipe (not shown) connected to the upstream side of the hot water side leg member 18 and the position of the water supply pipe (not shown) connected to the upstream side of the water side leg member 20. However, even if the water mixing faucet device 1 is changed to some extent according to the place where the hot water mixing faucet device 1 is installed, the central axis A2 of the second hot water passage 22b of the hot water side leg member 18 and the second water passage of the water side leg member 20 are used. In the state before connecting the connecting member 26 to each of the hot water side leg member 18 and the water side leg member 20 attached to the mounting surface 4 so that the distance L2 between the central axis A4 of 24b is constant, A person can rotate each of the hot water side leg member 18 and the water side leg member 20 around the corresponding central axes A2 and A4.

Further, the hot water side leg member 18 and the water side leg member 20 are rotated about the central axes A2 and A4, respectively, so that the hot water side leg member 18 has an upper connection portion 28 and a hot water side lower connection portion 30 of the connection member 26. Are connected to each other, and the upper side connecting portion 32 of the water side leg member 20 and the lower side connecting portion 34 of the connecting member 26 are connected, and then the hot water side leg member 18 and the water are connected. Each of the side leg members 20 and the connection member 26 are connected. When these are connected, the upper connecting portion 28 of the hot water side leg member 18 and the lower hot water side connecting portion of the connecting member 26 are connected by a fastening member 56 (see FIGS. 2 and 4) in which three screws are connected by a string. 30 is fixed, and the upper connection part 32 of the water side leg member 20 and the water side lower connection part 34 of the connection member 26 are fixed.
Moreover, in this embodiment, when each of the hot water side leg member 18 and the water side leg member 20 and the connection member 26 are connected and fixed, the hot water side leg member 18 and the water side leg member 20 connect the connection member 26. The hot water side leg member 18, the water side leg member 20, and the connection member 26 are fixed to the mounting surface 4 in advance before connecting the hot and cold water faucet body 2 to the connection member 26. ing.

Here, FIG. 6 is a plan view showing a second usage state of the connecting member, the hot water side leg member and the water side leg member of the hot and cold water mixing faucet device according to the first embodiment of the present invention, and FIG. It is a front view which shows the 2nd use condition of the connection member, hot water side leg member, and water side leg member of the hot / cold water faucet device by 1st Embodiment of this invention. 8 is a plan view showing a third usage state of the connecting member, the hot water side leg member, and the water side leg member of the hot and cold water mixing faucet device according to the first embodiment of the present invention, and FIG. It is a front view which shows the 3rd use condition of the connection member, the hot water side leg member, and the water side leg member of the hot / cold water faucet device by 1st Embodiment of invention.
As shown in FIGS. 6 to 9, in the present embodiment, the hot water side leg member in a state before connecting the connecting member 26 to each of the hot water side leg member 18 and the water side leg member 20 attached to the attachment surface 4. 18 and the water-side leg member 20 are rotated about the central axes A2 and A4, respectively, so that the positions of the upper connecting portions 28 and 32 of the hot water-side leg member 18 and the water-side leg member 20 in the horizontal plane are as follows: It can be set to the position of the second use state P2 (see FIGS. 6 and 7) different from the position of the first use state P1 or the position of the third use state P3 (see FIGS. 8 and 9). It has become.

Thereby, it connects with the position of the hot water supply piping (not shown) connected to the upstream of the hot water side leg member 18 according to the place where the hot water mixing faucet device 1 is installed, and the upstream side of the water side leg member 20. When the position of the water supply pipe (not shown) is changed, the center axis A1 of the first water passage 22a of the hot water side leg member 18 and the center axis A3 of the first water passage 24a of the water side leg member 20 are changed. Even if the distance L1 between them is changed to some extent, the hot water side leg member 18 and the water side in a state before the connection member 26 is connected to each of the hot water side leg member 18 and the water side leg member 20 attached to the attachment surface 4. By rotating each of the leg members 20 about the center axis lines A2 and A4, the center axis line A2 of the second water passage 22b of the hot water side leg member 18 and the center axis line of the second water flow path 24b of the water side leg member 20 are obtained. Adjust the distance L1 while keeping the distance L2 to A4 constant. So that the can Rukoto.
That is, while adjusting the connection direction in the horizontal surface of the upper connection part 28 of the hot water side leg member 18 connected to the hot water side lower connection part 30 of the connection member 26, the water connected to the water side lower connection part 34 of the connection member 26. By adjusting the connection direction in the horizontal plane of the upper connection portion 32 of the side leg member 20, the central axis A <b> 2 of the second water passage 22 b of the hot water side leg member 18 and the second water passage 24 b of the water side leg member 20 are adjusted. The distance L2 between the central axis A4 and the central axis A1 of the first water passage 22a of the hot water side leg member 18 and the central axis A3 of the first water passage 24a of the water side leg member 20 can be made constant. The same connecting member 26 can be applied in spite of various construction conditions with different distances L1 between the two.

  Incidentally, as shown in FIGS. 6 and 7, in the hot water side leg member 18 and the water side leg member 20 in the second use state P2, the hot water side leg member 18 in the first use state P1 shown in FIG. Rotate 90 degrees clockwise around the central axis A2 as viewed from the top, and 90 degrees counterclockwise around the central axis A4 as viewed from above the water-side leg member 20 in the first use state P1 shown in FIG. The center axis lines A1 and A3 are parallel to the center axis lines A2 and A4 and are eccentric to the rear side in the horizontal direction. Therefore, as shown in FIGS. 6 and 7, in the hot water side leg member 18 and the water side leg member 20 in the second use state P2, the central axis A1 of the first hot water passage 22a of the hot water side leg member 18 and The distance L3 (for example, L3 = 100 mm) between the water-side leg member 20 and the center axis A3 of the first water passage 24a is equal to the center axis A2 of the second water passage 22b of the water-side leg member 18 and the water-side leg. The distance L2 is substantially equal to the distance L2 between the member 20 and the central axis A4 of the second water passage 24b (L3≈L2).

Further, as shown in FIGS. 8 and 9, in the hot water side leg member 18 and the water side leg member 20 in the third use state P3, the hot water side leg member 18 in the second use state P2 shown in FIG. Rotate 90 degrees clockwise around the central axis A2 when viewed from the top, and 90 degrees counterclockwise around the central axis A4 when viewed from above the water-side leg member 20 in the second use state P2 shown in FIG. The center axis lines A1 and A3 are parallel to the center axis lines A2 and A4 and are eccentric inward in the horizontal direction. Therefore, as shown in FIGS. 8 and 9, in the hot water side leg member 18 and the water side leg member 20 in the third use state P3, the center axis A1 of the first hot water passage 22a of the hot water side leg member 18 and The distance L4 (for example, L4 = 85 mm) between the water-side leg member 20 and the center axis A3 of the first water passage 24a is equal to the center axis A2 of the second water passage 22b of the water-side leg member 18 and the water-side leg. The distance (L4 <L2) is smaller than the distance L2 between the member 20 and the center axis A4 of the second water passage 24b.
Here, the distance L2 between the center axis A2 of the second water passage 22b of the hot water side leg member 18 and the center axis A4 of the second water passage 24b of the water side leg member 20 is related to the use states P1 to P3. However, it is substantially equal to the distance between the central axis of the hot water passage 44 of the hot water lower connection portion 30 of the connection member 26 and the central axis of the water passage 46 of the lower water connection portion 34.

Next, with reference to FIG.10 and FIG.11, the water stop cock apparatus with a pressure regulation function integrated in the connection member of the hot-water mixed water tap apparatus of this embodiment is demonstrated.
10 is a partial cross-sectional perspective view taken along the line XX of FIG. 5, and FIG. 11 is a stop with a pressure regulating function of the hot and cold water mixing faucet according to the first embodiment of the present invention shown in FIG. It is the elements on larger scale which expanded the part of the faucet device.
As shown in FIG. 10, stop cock devices 52 and 54 with a pressure adjusting function are respectively incorporated in the hot water passage 44 and the water passage 46 of the connection member 26 from the front side of the connection member 26. Here, in this embodiment, the hot water passage 44 and the water passage 46 of the connection member 26 have the same form symmetrical to each other in the left-right direction of the connection member 26, and the pressure control function stop incorporated in each of them. Since the faucet devices 52 and 54 have the same form, only the water stop device 52 having a pressure adjusting function of the hot water passage 44 of the connection member 26 will be described, and the water stop device 52 having a pressure adjusting function of the water passage 46 of the connecting member 26 will be described. Description of the faucet device 54 is omitted.

As shown in FIGS. 10 and 11, the water stopper device 52 with a pressure adjusting function includes a water stopper member 58, a pressure control valve 60, and a water stopper guide member 62.
The water faucet member 58 is a male screw portion that is screwed into a female screw portion 44 b formed along the inner circumference of the primary side hot water passage 44 a upstream of the inlet 64 a of the pressure regulating chamber 64 of the hot water passage 44. 66 and a rotating shaft portion 68 that is disposed in front of the male screw portion 66 and extends in the front-rear direction. The rear end portion 68a of the rotating shaft portion 68 is integrally formed with a column portion 66b that protrudes forward from a part of the front surface 66a of the male screw portion 66. Further, the inner peripheral surface 66c of the male threaded portion 66 communicates the primary side water passage 44a and the pressure regulation chamber 64 when the inlet 64a of the pressure regulation chamber 64 of the water passage 44 is open. A hot water passage is formed.

  On the other hand, the front end portion of the rotation shaft portion 68 is an operation portion 68 b that can be rotated around the central axis C in the longitudinal direction of the rotation shaft portion 68. A key groove 68c is formed in the operation portion 68b. By inserting a tool (not shown) such as a flathead screwdriver into the key groove 68c and turning it, the male screw portion 66 and the rotating shaft portion of the water stop cock member 58 are rotated. 68 can be rotated around the axis of the central axis C.

  Further, the water stop plug member 58 includes a water stop valve body portion 70 formed so as to protrude radially outward from the rear end portion 68a of the rotating shaft portion 68. When the rotation operation by the operation portion 68 b of the plug member 58 is performed, the plug member 58 moves in the axial direction relative to the inlet 64 a of the pressure adjusting chamber 64 of the hot water passage 44 according to the rotation of the rotation shaft portion 68 about the axis. Thus, the inlet 64a can be opened and closed.

Further, the water stop valve body portion 70 of the water stopcock member 58 includes a front support protrusion 70a and a rear support protrusion 70b formed so as to protrude radially outward at a predetermined interval in the front-rear direction, and the front side thereof. A packing 72 which is an annular seal member attached and held between the support protrusion 70a and the rear support protrusion 70b is provided. The packing 72 is formed of a rubber material, a resin material, or a composite material thereof, and is a rear end portion of the water stop valve body portion 70 of the water stop plug member 58 (the rear end portion of the rotary shaft portion 68). 68a) and the rear end surface 72a of the packing 72 are in contact with and closely contact the inlet 64a of the pressure adjusting chamber 64 of the hot water passage 44, the primary inlet passage of the hot water passage 44 becomes the valve seat 64a. The hot water passage 44a and the secondary side hot water passage 44c are stopped.
On the other hand, when the rear-side support protrusion 70 b and the packing 72 of the water stop valve body 70 of the water stop valve member 58 are not in contact with the inlet 64 a of the pressure regulating chamber 64 of the hot water passage 44, the primary of the hot water passage 44. The side hot water passage 44 a and the secondary side hot water passage 44 c are in a state where the hot water is passed, the pressure regulating valve body 74 of the pressure regulating valve 60 is slidable in the axial direction with respect to the outer peripheral surface 72 b of the packing 72, and The outer peripheral surface 72 b of the packing 72 is the inner peripheral surface of the pressure regulating valve body 74 so that the water flowing into the pressure regulating chamber 64 of the passage 44 does not enter the spring chamber 78 of the pressure regulating spring 76 inside the pressure regulating valve body 74. The gap with 74a is sealed.

The pressure regulating valve 60 includes a pressure regulating valve body 74 attached to the rotary shaft portion 68 of the water stop cock member 58 so as to be movable in the axial direction, and the pressure regulating valve body 74 axially outward (front side in FIG. 11). And a pressure regulating spring 76 for biasing. The “axially outer side” means a direction in which the stop cock member 58 opens the inflow port 64a, that is, a direction away from the inflow port 64a in the axial direction of the rotation shaft portion 68 of the stop cock member 58. To do.
The pressure regulating valve body 74 is formed in a substantially cylindrical shape so as to surround the outer periphery of each of the rotating shaft portion 68 and the water stopping valve body portion 70 of the water stop cock member 58, and a pressure regulating spring 76 provided in the inside thereof is a shaft. A spring chamber 78 is formed to operate by expanding and contracting in the direction.
The pressure adjusting spring 76 is a compression coil spring that can be expanded and contracted in the axial direction by an axial compressive force, and the rear end portion 76a of the pressure adjusting spring 76 is stopped in a state where a predetermined compression load (preload) is applied in advance. The front end portion 76 b of the pressure regulating spring 76 is in contact with the inner surface of the shoulder portion 74 b of the pressure regulating valve body 74.

Further, the front surface of the shoulder portion 74 b of the pressure regulating valve body 74 is in a hot water supply state in which the water stop valve body portion 70 of the water stop cock member 58 opens the inlet 64 a of the pressure regulating chamber 64 of the hot water passage 44. A pressure receiving portion 74c that receives water pressure P from the outside for moving the pressure regulating valve body 74 inward in the axial direction (rearward direction in FIG. 11) with respect to the rotation shaft portion 68 of the water stop cock member 58 is provided.
For example, when the water pressure P in the pressure regulating chamber 64 of the hot water passage 44 acting on the pressure receiving portion 74c of the pressure regulating valve body 74 is less than a predetermined value, the pressure regulating spring 76 does not flex in the axial direction, and the pressure regulating valve body 74 Also, it does not move inward in the axial direction (rearward direction in FIG. 11) with respect to the rotating shaft portion 68 of the water stopcock member 58.
On the other hand, when the water pressure P received by the pressure receiving portion 74c of the pressure regulating valve body 74 is equal to or higher than a predetermined value, the force by which the water pressure P presses the pressure regulating valve body 74 in the axial direction inside (the rear side direction in FIG. 11) is adjusted. By exceeding the urging force F1 (see FIG. 11) of the pressure spring 76, the pressure regulating valve body 74 moves axially inward (rearward direction in FIG. 11) with respect to the rotary shaft portion 68 of the water stop cock member 58. The relative distance d1 between the rear end side edge 48d of the pressure regulating valve body 74 and the inlet 64a of the pressure regulating chamber 64 of the hot water passage 44 is adjusted, and the inside of the pressure regulating chamber 64 from the primary side hot water passage 44a is adjusted. The pressure of water flowing out from the outlet 24b of the hot water passage 44 to the hot water / mixing faucet body 2 through the inlet 64a is adjusted.

  The stop cock guide member 62 is a stop cock guide member main body 80 detachably attached to the stop cock member 58 and the pressure regulating valve 60 attached in the pressure regulating chamber 64 of the hot water passage 44 from the outside in the axial direction. It has. Further, the water stop cock guide member 62 surrounds the secondary side water passage 44 c on the outer peripheral side of the pressure regulating valve body 74 of the pressure regulating valve 60 in the pressure regulating chamber 64 of the water passage 44. 80 is provided with a filter member 82 attached to the inner peripheral surface 80a on the rear end side, and this filter member 82 filters dust contained in the hot water flowing into the pressure regulating chamber 64 of the hot water passage 44. Yes.

A male screw 80 b is formed on the outer peripheral surface of the stop cock guide member main body 80, and this male screw 80 b is a female screw formed at the attachment portion of the stop cock device 52 with a pressure adjusting function of the hot water passage 44 of the connection member 26. Screwed into the portion 44d.
In the present embodiment, as an example, a description will be given of a mode in which each of the water stop cock devices 52 and 54 with a pressure adjusting function is applied to each of the hot water side leg member 18 and the water side leg member 20 of the hot water mixed water tap apparatus 1. However, it is not limited to such a form, About the hot water side leg member 18, it is set as the form which provided only the water stop function without providing a pressure regulation function, and only the water side leg member 20 has a water stop function with a pressure regulation function. The form which applies the stopper device 54 may be sufficient. Moreover, you may make the water stop cock apparatus 52 with a pressure regulation function of this embodiment apply only to the hot water side leg member 18 contrary to such a form.

According to the hot / cold water faucet device 1 of the first embodiment of the present invention described above, before attaching the hot / cold water faucet device body 2 to the connecting member 26, the connecting member 26 is connected to the hot water side leg member 18 and the water side leg member. By connecting in advance to 20, each of the hot water side leg member 18 and the water side leg member 20 can be fixed in advance to the mounting surface 4 in an integrated state via the connection member 26 and can be easily positioned. Can do. Further, after the hot water side leg member 18, the water side leg member 20 and the connecting member 26 are integrally fixed, the hot water / water mixing faucet body 2 is connected to the connecting member 26, whereby the hot water / water mixing faucet device. Since the main body 2 can be easily positioned, even in the case of the hot and cold water mixing device main body 2 having a relatively large weight, the workability when connected to the connecting member 26 and attached can be improved.
Furthermore, the distance between the center axis A1 of the first water passage 22a of the hot water side leg member 18 and the center axis A3 of the first water passage 24a of the water side leg member 20 varies depending on the installation location of the hot water and water mixing faucet device 1, Even if the distance between the central axis of the hot water supply pipe and the central axis of the water supply pipe is changed, the central axis A1 of the first hot water passage 22a and the central axis of the second hot water passage 22b of the hot water side leg member 18 are used. A2 is eccentric from each other, and the central axis A3 of the first water passage 24a of the water side leg member 20 and the central axis A4 of the second water passage 24b are eccentric from each other. The hot water side leg member connected to the hot water side lower connection part 30 of the connecting member 26 so that the distance L2 between the central axis A2 of the path 22b and the central axis A4 of the second water passage 24b of the water side leg member 20 is constant. Adjusting the connection direction in the horizontal plane of the upper connection part 18 of 18 Is possible, it is possible to adjust the connection direction in the horizontal plane of the upper connecting portion 32 of water leg member 20 connected to the water-side lower connecting portion 34 of the connecting member 26. Therefore, the same connecting member 26 can be applied regardless of various construction conditions in which the distance between the center axis of the hot water supply pipe and the center axis of the water supply pipe is different, and the hot water and water mixing faucet body 2 is easily positioned. can do.

Further, according to the hot and cold water mixing faucet device 1 of the present embodiment, the pressure regulating valves 60 of the water stop cock devices 52 and 54 with pressure regulating function are respectively provided in the hot water passage 44 and the water passage 46 of the connecting member 26. Therefore, in each of the hot water passage 44 and the water passage 46 of the connecting member 26, it is possible to suppress excessive increase in the hot water supply pressure during hot water flow and the water supply pressure during water flow. The difference between the two can be kept within a certain range, and the temperature adjustment function when the temperature is adjusted by mixing hot water and water in the hot and cold water mixing device body 2 can be improved.
Furthermore, since the pressure regulating valve 60 is provided in each of the hot water passage 44 and the water passage 46 of one connecting member 26 which is a member for integrating the hot water side leg member 18 and the water side leg member 20, separate pressure valves 60 are provided. Compared to the case where the pressure regulating valve is provided on each connecting member, the connecting member 26 itself is rotated by vibration generated by the operation of the pressure regulating valve 60, or the lower connecting portions 30 and 34 of the connecting member 26 and the leg member 18. , 20 and the connection points between the upper connection portions 28 and 32 of the connection member 26 and the connection portions between the upper connection portions 38 and 42 of the connection member 26 and the lower connection portions 36 and 40 of the hot water mixing faucet device body 2 are suppressed. be able to.

In addition, according to the hot and cold water mixing apparatus 1 of the present embodiment, since the stop cock devices 52 and 54 with a pressure adjusting function are respectively attached from the front side of the connecting member 26, the pressure is adjusted from the front of the connecting member 26. The stop cock member 58 of the stop cock apparatus 52, 54 with a function can be easily operated, and usability can be improved.
Further, even when the pressure regulating valve 60 operates in the front-rear direction of the connecting member 26, the connecting member 26 is a member that integrates the hot water side leg member 18 and the water side leg member 20, and therefore the connecting member 26 itself is a pressure regulating valve. It rotates under the influence of the vibration of 60, etc., the connection part between the lower connection parts 30 and 34 of the connection member 26 and the upper connection parts 28 and 32 of the leg members 18 and 20, and the upper connection part of the connection member 26 It is possible to suppress loosening of the connection points between the lower connection portions 36 and 40 of the hot and cold water faucet device main body 2.

Next, with reference to FIG. 12 and FIG. 13, a hot and cold water mixing faucet device according to a second embodiment of the present invention will be described.
FIG. 12 is a plan view of a connecting member, a hot water side leg member and a water side leg member of a hot and cold water mixing faucet device according to the second embodiment of the present invention, and FIG. 13 is a hot water mixing according to the second embodiment of the present invention. It is a front view of the connection member of a water faucet device, a hot water side leg member, and a water side leg member.
Here, in FIG.12 and FIG.13, the same code | symbol is attached | subjected about the part same as the hot-water mixed tap apparatus by 1st Embodiment of this invention, and those description is abbreviate | omitted.

As shown in FIGS. 12 and 13, in the hot and cold water mixing faucet device according to the second embodiment of the present invention, the hot water side leg member 18 and the water side leg member 20 are the hot water and water of the first embodiment of the present invention described above. It is the same as the hot water side leg member 18 and the water side leg member 20 of the mixed water faucet device 1, and the connection member 126 forms the hot water passage 144 and the hot water side connection member 126 a forms the water passage 146. The point which consists of two connection members provided with the member 126b differs from the connection member 26 which is a single member of the hot-water mixed tap apparatus 1 of 1st Embodiment mentioned above.
Further, in the connection member 126, the hot water side connection member 126 a and the water side connection member 126 b are fastened by a fastening member 156 such as a screw before the hot water and water mixing faucet body is connected to the connection member 126. It has become.

Thereby, before the hot water / mixing faucet device main body is connected to the connection member 126 at the time of construction for attaching the hot / cold water faucet device of the present embodiment to the mounting surface 4, first, the hot water side leg member 18 and the water side leg member. After attaching each of 20 to the attachment surface 4, the installer rotates each of the hot water side leg member 18 and the water side leg member 20 around the central axes A <b> 2 and A <b> 4, thereby Position where the upper connecting portion 28 and the lower connecting portion 130 of the hot water side connecting member 126a can be connected, and a position where the upper connecting portion 32 of the water side leg member 20 and the lower connecting portion 134 of the water connecting member 126b can be connected. After the alignment, the hot water side leg member 18 and the water side leg member 20 are connected to the hot water side connection member 126a and the water connection member 126b, respectively. The upper connection portion 28 of the hot water side leg member 18 and the lower connection portion 130 of the hot water side connection member 126a are fixed by the fastening member 56 in which three screws or the like are connected by the string, and the upper side of the water side leg member 20 is fixed. The connecting portion 32 and the lower connecting portion 134 of the water connecting member 126b are fixed.
Further, when the hot water side connecting member 126 a and the water side connecting member 126 b are fastened and fixed by a fastening member 156 such as a screw, the hot water side leg member 18 and the water side leg member 20 are connected via the connecting member 126. The hot water side leg member 18, the water side leg member 20, and the connection member 126 are fixed to the mounting surface 4 in advance before connecting the main body of the hot and cold water faucet device to the connection member 126.

  According to the hot and cold water mixing apparatus according to the second embodiment of the present invention described above, the connecting members 126a and 126b are fixed to each other in advance by the fastening member 156 before the hot and cold water mixing apparatus main body is attached to the connecting member 126. Thus, each of the hot water side leg member 18 and the water side leg member 20 can be fixed in advance to the mounting surface 4 in an integrated state via the connection member 126, and can be easily positioned. Further, after the hot water side leg member 18, the water side leg member 20 and the connecting member 126 are integrally fixed, the hot water / water mixing faucet apparatus body is connected to the connecting member 126, so Therefore, even when the water / water mixing faucet body has a relatively large weight, it is possible to improve the workability when connecting and attaching to the connection member 126.

DESCRIPTION OF SYMBOLS 1 Hot water mixing faucet device 2 Hot water mixing faucet device main body 4 Mounting surface 6 Spout 6a Water outlet 8 Shower head 10 Shower hose 12 Temperature control device 14 Curran / shower switching device 16 Exterior cover 18 Hot water side leg member 20 Water side leg member 22 Hot water side leg member water passage 22a Hot water side leg member first water passage 22b Hot water side leg member second water passage 24 Water side leg member water passage 24a Water side leg member first water passage 24b Second water passage of water side leg member 26 Connection member 28 Upper connection part of hot water side leg member 30 Hot water side lower connection part of connection member 32 Upper connection part of water side leg member 34 Water side lower connection part of connection member 36 Hot water Hot water side lower connection part 38 of the mixing faucet body 38 Hot water side upper connection part 40 of the connection member 40 Water side lower connection part 42 of the hot water mixed faucet body 42 Water side upper connection part 44 of the connection member 44 Hot water passage 44a of the connection member Primary side of connecting member Path 44b Female thread portion of primary side hot water passage of connecting member 44c Secondary side hot water passage of connecting member 44d Female screw portion of attachment portion of waterstop device with pressure regulating function of connecting member 46 Water passage of connecting member 48 Hot water mixing Water passage of the faucet body 50 Water passage of the hot water mixing faucet body 52 Water stop faucet device with pressure regulating function 54 Water stop faucet device with pressure regulating function 56 Fastening member 58 Water stop cock member 60 Pressure regulating valve 62 Water stop Plug guide member 64 Pressure regulating chamber 64a Inlet of pressure regulating chamber 66 Male threaded portion of water stopper member 66a Front surface of male threaded portion 66b Column portion of male threaded portion 66c Inner peripheral surface of male threaded portion 68 Rotating shaft portion 68 of waterstop stopper member Rotating shaft portion rear end portion 68b Rotating shaft portion operation portion 68c Rotating shaft portion operation portion keyway 70 Water stop valve member water stop valve body portion 70a Water stop plug member water stop valve body portion front support protrusion 70b Rear side of the water stop valve body of the water stop cock member Support protrusion 72 Packing 72a Packing rear end surface 72b Packing outer peripheral surface 74 Pressure regulating valve body 74a Pressure regulating valve body inner circumferential surface 74b Pressure regulating valve body shoulder 74c Pressure regulating valve body pressure receiving portion 76 Pressure regulating spring 76a After pressure regulating spring End 76b Front end of pressure regulating spring 78 Spring chamber 80 Stop cock guide member main body 80a Rear end side inner peripheral surface of stop cock guide member main body 80b Male screw of stop cock guide member main body 82 Filter member

Claims (3)

A hot and cold water mixing faucet device that mixes hot water and water to prevent spitting water,
A hot and cold water faucet main body that mixes hot water and water supplied from the upstream side and discharges hot water adjusted to a predetermined temperature,
A hot water passage which penetrates in a direction substantially perpendicular to the mounting surface is formed, a hot water side leg member whose lower end is connected to the hot water supply pipe and whose upper end is mounted on the mounting surface, and the mounting surface is substantially A water-side leg member that forms a water passage that penetrates in a vertical direction, has a lower end connected to the water supply pipe, and an upper end attached to the attachment surface;
Connecting the leg member and the hot-water / water-mixing faucet main body, and connecting each other's hot water passages and the water passages,
The connecting member is connected to each of the hot water side leg member and the water side leg member before the hot water and water mixing faucet body is connected, so that the hot water side leg member and the water side leg member are connected. Are integrated and fixed to the mounting surface in advance, and then the hot and cold water mixing device body is connected to the connection member,
The hot water side leg member has a hot water passageway extending upward from the lower end portion of the hot water side leg member to the vicinity of the mounting surface, and the upper end portion of the hot water side leg member from the vicinity of the mounting surface. A second hot water passage extending upward to a center axis of the second hot water passage is eccentric with respect to the central axis of the first hot water passage, and the water passage of the water side leg member is A first water passage extending upward from the lower end portion of the water side leg member to the vicinity of the mounting surface; and a second water passage extending upward from the vicinity of the attachment surface to the upper end portion of the water side leg member. The center axis of the second water passage is eccentric with respect to the center axis of the first water passage, and the distance between the center axis of the first water passage and the center axis of the first water passage is the hot water The hot water leg so that the distance between the central axis of the second water passage of the side leg member and the central axis of the second water passage of the water leg member is constant. Mixing valve and wherein the respective upper end portions of the wood and the water leg member can be adjusted according to the direction to be connected to the connection member.   The hot and cold water mixing faucet device according to claim 1, wherein the connecting member is provided with a pressure regulating valve in each of the hot water passage and the water passage formed therein.   The hot and cold water mixing faucet device according to claim 1 or 2, wherein the connecting member includes a water stop cock with a pressure adjusting function attached from the front side.

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