JP2006328792A - Faucet - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a faucet to which piping is connectable regardless of the mounting form of the faucet and piping without needing to newly mount a closing cover in the faucet comprising first connecting cylinders connected to first piping provided with a passage, and formed with flow passages communicating with the passage, and a second connecting cylinder connected to second piping provided with a passage, and formed with a flow passage communicating with the passage. <P>SOLUTION: The faucet A comprises the first connecting cylinders 16, 16a connected to the first piping provided with the passage, and formed with the flow passages 17, 17a communicating with the passage; and the second connecting cylinder 21 connected to the second piping provided with the passage, and formed with the flow passage 22 communicating with the passage. The connecting cylinders 16, 16a, 21 are formed with cover parts 18, 18, 18a, 18a, 23, 23 at both ends of the flow passages, and openings 19, 19a, 24 for piping connection are formed by machining only either one side of the cover parts 18, 18, 18a, 18a, 23, 23. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a faucet to which pipes for water and hot water are connected.

  Depending on the specifications of the sink, vanity, bathroom, etc., the faucet may be mounted on the wall surface or mounted on the top panel, and its mounting position may be either left or right with respect to the wall surface. Along with this, the installation forms of the hot water supply and water supply pipes connected to the faucet and the pipe that connects the faucet and the water discharger are also different, so the faucet has specifications for sinks, vanities, bathrooms, etc. Therefore, it is difficult to manage, and improvement is desired. Therefore, by using a connecting tube that interposes between the faucet and hot water supply and water supply piping and connects both articles, the faucet and hot water supply, water supply, etc., regardless of the specifications of the sink, vanity, bathroom, etc. There exists a thing of patent document 1 as a thing well-known as what made it easy to connect with piping.

Briefly describing this Patent Document 1, the faucet fitting includes a first connecting portion connected to a hot water supply tap and a water feed opening of the hot water mixing tap, and a hot water supply for supplying hot water and water to the hot water mixing tap. A second connection portion connected to the water supply pipe, and two sets of either the first connection portion or the second connection portion are provided, and only one of the two sets is for hot water mixing plug or hot water supply, By connecting a water supply pipe and attaching a closing lid to the other, the mutual relative position between the first connection part and the second connection part can be changed.
1 to 4 of JP-A-9-3999

  In the faucet of Patent Document 1, by changing the relative position of the first connection portion and the second connection portion, it becomes possible to change the direction of taking out hot water and water, such as a sink, a vanity, a bathroom, etc. Depending on the specifications, faucets and pipes can be installed. However, it is also necessary to apply processing to a place where a water tap or a hot water supply or water supply pipe is not connected. In addition, it is necessary to attach a closing lid to any connection part that does not connect piping. Prepare the closing lid separately from the faucet in advance, and attach the closing lid to the connection part according to the specifications. The work was cumbersome.

  Moreover, in recent years, the connection form in the faucet fitting and faucet, the faucet fitting and hot water supply and water supply piping is, for example, a screwing method in which screws formed in both articles are screwed together or formed in both articles There are various types such as a one-touch mounting method in which the hooks are overlapped and then attached using a clip-shaped fixing bracket. Therefore, since it is necessary to prepare a pipe connector having a connection portion corresponding to such a connection form, the types of faucet fittings are increased, which is difficult to manage.

  The present invention has been made paying attention to such problems existing in the prior art, and the object thereof is to connect to a first pipe provided with a passage and to form a flow path communicating with the passage. In the faucet provided with the first connecting cylinder and the second connecting cylinder connected to the second pipe provided with the passage and formed with a flow path communicating with the passage, the faucet and the pipe are attached to each other. Therefore, it is an object to provide a faucet that can connect a pipe to the faucet and that does not require a new cover.

  In order to achieve the above object, the invention according to claim 1 is provided with a first connecting cylinder connected to a first pipe provided with a passage and having a flow path communicating with the passage, and a passage. A faucet provided with a second connection cylinder connected to the second pipe and having a flow path communicating with the passage, wherein the connection cylinder has lid portions formed at both ends of the flow path, and either one of the lid portions. The opening for connecting the pipe is formed by processing only.

  According to a second aspect of the present invention, in the faucet according to the first aspect, the connecting pipes are formed to be parallel to each other.

  According to a third aspect of the present invention, in the water faucet according to the first or second aspect, the connection pipes are formed with openings in the same direction.

  According to a fourth aspect of the present invention, in the water faucet according to the first or second aspect, the connection tube is formed with openings in different directions.

  According to a fifth aspect of the present invention, in the water faucet according to any one of the first to fourth aspects, the connecting tube is provided with a mark for identifying a position to be processed.

  In claim 1 of the present invention, processing for pipe connection is performed on the lid portion of the connection cylinder in accordance with the mounting configuration of the faucet and the pipe, so that the pipe can be easily connected to the connection cylinder, As in the prior art, there is no need to process a portion where the pipe is not connected, and there is no need to newly install a closing lid on the connection tube, so that workability is greatly improved.

  According to the second aspect of the present invention, since the connecting cylinders are formed so as to be parallel to each other, the connecting cylinder is compact, and the faucet can be easily attached even in a narrow space.

  In Claim 3 or 4, according to the position where piping is attached, a connection pipe | tube makes it easy to connect with the opening part of piping by making the position of a mutual opening part into the same direction or a different direction. be able to.

  In claim 5, since the mark for identifying the position to be processed is engraved on the connecting tube, the position to be processed can be easily determined, and the operation can be performed reliably without making a mistake. It can be carried out.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

FIG. 1 is an overall view of a state in which the faucet A of the present invention is attached to a mounting plate 2 such as a counter of a bathroom 1.
As shown in FIG. 2, the faucet A is disposed below the mounting plate 2, and includes a mixing member 10 to which hot and water pipes 4 and 5 are connected, and the mixing member 10 and the supply pipe 6. A switching member 30 for supplying mixed water mixed by the mixing member 10 in a predetermined direction, handles 50 and 50a attached to the mixing member 10 and the switching member 30, respectively, A water discharge device 60, 60a for discharging the mixed water supplied from the switching member 30 and fixed to fix the mixing member 10 and the switching member 30 to the mounting plate 2 installed at a predetermined location in the downstream side and in the bathroom. Nuts 70 and 70a.

  As shown in FIG. 3, the mixing member 10 is mounted on the mounting plate 2, and a flange portion 11 having a larger diameter than the mounting hole 3 formed in the mounting plate 2 is formed on the outer peripheral surface. A cylindrical cylindrical portion 12 is formed above 11, the cylindrical portion 12 is smaller in diameter than the mounting hole 3, and an external thread 13 is engraved on the outer peripheral surface, and hot water and water flow into the lower portion of the flange portion 11. A main body 14 is formed. A storage chamber 15 is formed inside the mixing member 10, and a mixing valve 80 is stored in the storage chamber 15. The mixing valve 80 is used for hot water and water for communication with the hot water supply source and the water supply source. Hot water and water supplied from the passages of the pipes 4 and 5 are mixed, and the mixed water is adjusted to a temperature desired by the user.

  As shown in FIG. 4, a pair of first connecting cylinders 16 and 16 a are formed on the outer peripheral surface of the main body portion 14 so as to protrude and face each other around the main body portion 14. The first connecting cylinders 16 and 16a are arranged in the space below the mounting plate 2, and are formed therein with flow paths 17 and 17a through which hot water or water passes, and at both ends of the flow paths 17 and 17a. Lid portions 18 and 18a are formed. In the present invention, only one of the lid portions is processed, and the other is left in a state where the lid portion is formed without being processed. By processing the lid portion formed in the connection cylinder in this way, openings 19 and 19a for connecting the hot and water pipes 4 and 5 are formed, and the openings 19 and 19a are formed inside. A threaded portion a is formed on the peripheral surface, or a flange portion b is formed on the outer peripheral surface. The water pipe 5 is connected to the opening 19 of one first connection cylinder 16, and the hot water pipe 4 is connected to the opening 19a of the other first connection cylinder 16a. A second connection cylinder 21 is formed below the main body portion 14 so as to protrude in parallel with the first connection cylinders 16 and 16a. The second connection cylinder 21 has a flow path 22 through which the mixed water passes, and lid parts 23 are formed at both ends of the flow path 22. One of the lid portions 23 is processed to form an opening 24. A supply pipe 6 communicating with the switching member 30 is connected to the opening 24 of the second connection cylinder 21. In addition, marks 20a, 20b, 20c, 20d, 25a, and 25b such as numerals and alphabets are engraved on the outer peripheral surfaces of both ends of each connection tube 16, 16a, and 21.

  The mixing valve 80 is conventionally known, and a temperature sensitive member such as wax or shape memory alloy accommodated therein moves the valve body in accordance with the temperature of the mixed water, and the flow rate of hot water and water flowing into the inside. And the temperature of the discharged mixed water is adjusted to the set temperature. The mixing valve 80 is fixed so that the clamping nut 26 is screwed onto the tip of the cylindrical portion 12 of the mixing member 10 so as not to come out of the storage chamber 15.

  As shown in FIG. 3, the switching member 30 has substantially the same shape as the mixing member 10, is mounted on the mounting plate 2 in the vicinity of the mixing member 10, and is mounted in the mounting plate 2. A flange portion 31 having a diameter larger than 3 is formed on the outer peripheral surface, and a cylindrical tube portion 32 is formed above the flange portion 31. The tube portion 32 is smaller in diameter than the mounting hole 3 and has an external thread 33 on the outer periphery. A main body 34 into which the mixed water supplied from the mixing member 10 flows is formed below the flange portion 31. A storage chamber 35 is formed inside the switching member 30, and a conventionally known switching valve 90 is stored in the storage chamber 35, and is supplied from the upstream mixing member 10 by the switching valve 90. The mixed water is on the downstream side, and the flow path is switched to one of the water dischargers 60 and 60a installed at a predetermined location in the bathroom 1. The switching member 30 has a fastening nut 46 screwed onto the tip of the cylinder portion 32, and the switching valve 90 is fixed so as not to come out of the storage chamber 35.

  As shown in FIG. 6, a pair of first connection cylinders 36, 36 a are formed on the outer peripheral surface of the main body 34 so as to protrude and face each other around the main body 34. The first connecting cylinders 36, 36a are arranged in the space below the mounting plate 2, and flow paths 37, 37a through which the mixed water passes are formed in the inside thereof, and at both ends of the flow paths 37, 37a Lids 38, 38a are formed. Only one of the lid portions 38 and 38a is processed, and the other is left in a state where the lid portion is formed without being processed. Thus, by processing the lid portion formed on the first connection cylinder, openings 39 and 39a for connecting the water flow pipes 7 and 8 are formed, and the openings 39 and 39a are formed on the inner peripheral surface. A threaded portion a or a flange portion b is formed on the outer peripheral surface. The first water pipe 7 is connected to the opening 39 of the first connecting cylinder 36, and the second water pipe 8 is connected to the opening 39a of the other first connecting cylinder 36a. The water flow pipe 7 and the second water flow pipe 8 communicate with the first water discharger 60 and the second water discharger 60a installed at predetermined positions in the bathroom 1, respectively. In addition, marks 40a, 40b, 40c, and 40d such as numerals and alphabets are engraved on the outer peripheral surfaces of both ends of the first connecting cylinders 36 and 36a.

  Below the main body 34, a second connecting cylinder 41 is formed so as to protrude in parallel with the first connecting cylinders 36, 36a. The second connection cylinder 41 is connected to the supply pipe 6 that communicates with the mixing member 10, and a flow path 42 through which the mixed water passes is formed in the second connection cylinder 41, and lid portions 43 are formed at both ends of the flow path 42. Is formed. Only one of the lid portions 43 is processed, and the other is left in a state where the lid portion is formed without any processing. Thus, by processing the lid portion 43 formed on the second connection cylinder 41, an opening 44 for connecting the supply pipe 6 is formed, and the opening 44 is formed on the inner peripheral surface of the screw portion a. Or the collar part b is formed in an outer peripheral surface. In addition, marks 45a and 45b such as numerals and alphabets are engraved on the outer peripheral surfaces of both ends of the second connecting cylinder 41.

  The handles 50, 50 a are respectively attached to the tips of the mixing valve 80 housed in the mixing member 10 and the switching valve 90 housed in the switching member 30. A temperature adjustment handle 50 attached to the tip of the mixing valve 80 adjusts the temperature of the mixed water discharged by rotating. Further, the switching handle 50a attached to the tip of the switching valve 90 selects the water discharge direction of the mixed water by rotating.

  The water discharger 60, 60a is attached to a predetermined position in the bathroom 1 and supplies mixed water to a washing place or a bathtub, and is, for example, a water discharge pipe or a shower head as shown in FIG.

Here, the manufacturing process of the mixing member 10 and the switching member 30 which are the pipe connectors of the faucet A will be described. As shown in FIG. 2, since the mixing member 10 and the switching member 30 have substantially the same shape, the mixing member 10 will be described as an example.
In the manufacturing process in the factory, the mixing member 10 which is a pipe connector has an accommodation chamber 15 as shown in FIG. 7, but the pipes 4, 5 and 6 are provided in the connection cylinders 16, 16a and 21. No processing to connect. In this state, according to the specifications of the bathroom 1, any one of the lid portions 18, 18, 18 a, 18 a, 23, and 23 formed at one end of the connection cylinder 16, 16 a, 21 is processed. At this time, the position to be processed may be identified based on the marks 20a, 20b, 20c, 20d, 25a, and 25b engraved on the outer peripheral surfaces of the end portions of the connection cylinders 16, 16a, and 21. Then, by working according to the marks 20a, 20b, 20c, 20d, 25a, 25b, the connecting cylinders 16, 16a, 21 can be reliably processed without making a mistake. Then, the connecting cylinders 16, 16a, 21 are processed to form the openings 19, 19a, 24, thereby forming the connecting cylinders 16, 16a as shown in FIGS. 5 (a), (b), (c). , 21 and the accommodating chamber 15 communicate with each other, and the connection cylinders 16, 16a, 21 and the pipes 4, 5, 6 can be connected. Even when the pipes 4, 5, 6 are connected to the connecting cylinder, the pipe 4 is used based on the marks 20 a, 20 b, 20 c, 20 d, 25 a, 25 b engraved on the outer peripheral surface of the end of the connecting cylinder 31. , 5 and 6 can be reliably connected to the connecting cylinder 31 without making a mistake.

  By the way, the connection form of the connection cylinders 16, 16 a, 21 and the pipes 4, 5, 6 is, for example, threaded portions formed at the ends of the connection cylinders 16, 16 a, 21 and the ends of the pipes 4, 5, 6. And the flanges formed on the ends of the connecting cylinders 16, 16a and 21 and the ends of the pipes 4, 5, and 6 are overlapped with each other, and a clip-shaped fixing bracket is attached to the flange. There are a wide variety of forms to wear. In the present invention, the processing method applied to the connecting cylinders 16, 16a, and 21 is changed according to the connection form of the pipes 4, 5, and 6, so that any connection form can be easily handled. Can do.

Then, the mixing member 10 and the switching member 30 in which the connection cylinders 16, 16 a, 21, 36, 36 a, 41 are processed are mounted on the mounting plate 2.
As shown in FIG. 3, the cylindrical portion 12 of the mixing member 10 is inserted from the back side of the mounting hole 3 formed in the mounting plate 2, and the cylindrical portion 12 is protruded from the front side of the mounting plate 2. Then, when the fixing nut 70 is screwed onto the male screw 13 of the cylindrical portion 12 from the front side of the mounting plate 2, the mounting plate 2 is sandwiched between the flange portion 11 of the mixing member 10 and the fixing nut 70, whereby the mixing member 10 is firmly fixed to the mounting plate 2.

  Thereafter, in the same manner as the fixing of the mixing member 10 to the mounting plate 2, after the switching member 30 is mounted on the mounting plate 2, the covers 71 and 71a are inserted so as to cover the fixing nuts 70 and 70a, the mixing valve 80 and the switching Handles 50 and 50a are attached to the tips of the valves 90, respectively. Then, after the mixing member 10 and the switching member 30 are connected by the supply pipe 6, the hot water and water pipes 4 and 5 are connected to the mixing member 10, and the water discharge devices 60 and 60a are connected to the switching member 30. When the pipes 7 and 8 are connected, the attachment of the faucet A is completed as shown in FIG.

  As described above, in the faucet of the present invention, the connection tube connected to the pipe has lids formed at both ends of the flow path, and processing is applied to only one of the lids to open the pipe connection opening. Therefore, there is no need to perform unnecessary processing on the connection tube as in the prior art, or to newly attach a closing lid. Moreover, since the processing method of a connection cylinder can be changed according to the connection form of piping, it can respond to any connection form. In addition, since the connection cylinder is engraved with a mark for identifying the position to be processed, the position to be processed can be easily determined, and the work can be reliably performed without making a mistake. it can.

It is explanatory drawing which shows the state which attached the faucet of this invention in the bathroom. In FIG. 1, it is explanatory drawing which shows the connection state of a faucet and piping. It is line sectional drawing which shows the internal structure of a faucet. It is a perspective view of a water tap. It is sectional drawing of the water tap in FIG. 3, (a) is XX sectional drawing, (b) is YY sectional drawing, (c) is ZZ sectional drawing. It is a perspective view of the switching member of a faucet. It is a perspective view of the main-body part which shows the state before processing a connection cylinder.

Explanation of symbols

4: Hot water pipe 5: Water pipe 6: Supply pipe 7: First water pipe 8: Second water pipe 16, 16a: First connecting cylinder 17, 17a: Channel 18, 18a: Lid 19 , 19a: Openings 20a, 20b, 20c, 20d: Mark 21: Second connecting cylinder 22: Channel 23: Lid 24: Openings 25a, 25b: Mark A: Water faucet

Claims (5)

  A first connecting cylinder connected to the first pipe provided with the passage and formed with a flow path communicating with the passage, and a second pipe provided with the passage connected to the first pipe and formed a flow path communicating with the passage. In the faucet provided with the second connection cylinder, the connection cylinder has lid portions formed at both ends of the flow path, and an opening for pipe connection is formed by processing only one of the lid portions. A faucet characterized by that.   2. The faucet according to claim 1, wherein the connecting pipes are formed so as to be parallel to each other.   The faucet according to claim 1 or 2, wherein each of the connection tubes has an opening formed in the same direction.   The faucet according to claim 1 or 2, wherein each of the connection pipes has an opening formed in a different direction. The faucet according to any one of claims 1 to 4, wherein a mark for identifying a position to be processed is engraved on the connection tube.

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