JPH04110272U - Faucet with water treatment device - Google Patents

Abstract

(57) [Summary] [Purpose] Water with a water treatment device that discharges either raw water from the water supply source or treated water treated with the water treatment device and adjusts its flow rate by rotating a single handle. In the stopper,
To make it possible to recognize that switching to the raw water side and the treated water side has been performed when the handle is operated. [Structure] A switching valve e consisting of a treated water side on-off valve e1 and a raw water side on-off valve e2 is provided in the faucet body a. The faucet body a is rotatably provided with a switching handle f for operating the switching valve e. An elastic member 20 is provided on the side of the faucet body a, and the switching handle f is provided with an engaging portion 22 with which the elastic member 20 is elastically engaged at a boundary position between the raw water side and the treated water side in its rotation range.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

The present invention relates to a faucet equipped with a water treatment device such as a water purifier. Water is supplied from the water source by rotating a single switching handle rotatably attached to the body. Either the raw water to be treated or the treated water to be treated by the water treatment device should be discharged, or relates to an improvement in a faucet equipped with a water treatment device that shuts off both types of water.

0002

[Conventional technology]

Conventionally, faucets equipped with water treatment devices such as water purifiers have been used to open and close the discharge port, for example. Connect the closing handle to the water source and spout, either directly or through a water treatment device. A device (Utility Model Application Publication No. 2-78657) is already known, which is equipped with a switching handle that allows the user to switch the switch.

0003 According to the conventional water treatment equipment mentioned above, when discharging water, the switching handle is on the raw water side and the treated water side. Check if it is located on either side, and switch if the desired discharge form is not achieved. Operation is troublesome as you have to operate both the handle and the opening/closing handle. It had some problems.

0004 Therefore, in order to solve the above-mentioned problems, the applicant of the present application has developed an automatic rotating faucet body. Either raw water or treated water can be discharged by operating a single switching handle installed in the We devised a faucet equipped with a water treatment device that either drains water or stops water from both sides, and filed an application earlier (patent application). (Heisei No. 2-401044, Patent Application No. Hei 2-401071).

[0005]

[Problem that the idea aims to solve]

However, even in the above faucet, for example, the state of discharge of raw water to the discharge of treated water is If the handle is operated to switch to water, it will be clear at what position the switch was made. It could not be recognized accurately, and problems remained in terms of usability.

[0006] This invention was made in view of the conventional circumstances as mentioned above, and its purpose is to When turning the switching handle, it is possible to recognize whether it is the raw water side or the treated water side. The purpose is to do so.

[0007]

[Means to solve the problem]

In order to achieve the above object, the first means of the present invention is to provide a water supply source within the faucet body. A raw water flow path that connects, a treated water flow path that connects to the water treatment device, and a discharge flow that connects both flow paths. and one of the raw water flow path and the treated water flow path is connected to the discharge flow path. The faucet body is provided with a switching valve that shuts off the discharge flow path or both, and the faucet body has a A faucet with a water treatment device that is equipped with a rotatable switching handle that operates the switching valve. An elastic member is provided on either the faucet main body or the switching handle, and the other is provided with an elastic member. On the other hand, at the boundary position between the rotation range of the switching handle on the raw water side and the rotation range on the treated water side, It is characterized by providing an engaging portion that elastically engages with the elastic member.

[0008] Moreover, the second means of the present invention is a method for replacing the elastic member and the engaging portion in the first means. On the faucet body side, there is an annular shape formed by connecting an arcuate recess and an arcuate protrusion with the step as a boundary. A member is provided, and the switching handle is located within the arc-shaped recess within the rotation range on the raw water side. However, within the rotation range on the treated water side, the arc-shaped convex part can be opened by operating from the outside of the handle. It is characterized by having a stopper piece located inside the.

[0009] In addition, the third means of the present invention is a third means in place of the elastic member and the engaging portion in the first means. on the faucet body side and the switching handle within the operating range of the treated water side of the switching handle. The switching handle is characterized by being provided with a resistance portion that increases rotational resistance of the switching handle.

0010

[Effect]

According to the first means, by rotating the switching handle, the switching valve is turned into the raw water flow path. From the state where either one of the treated water flow paths is opened and the other is closed, the other one is opened. When one valve is switched to the closed state, the elastic member and the engaging part elastically engage and disengage. The feeling of engaging and disengaging is transmitted to the user via the switching handle, and the When the click sound is generated, the user is made aware of the switching state.

[0011] Further, according to the second means, within the rotation range of the switching handle toward the raw water side, The stopper piece is located inside the arc-shaped recess and can be rotated freely. When you try to rotate the stopper piece to the step between the arc-shaped concave part and the convex part, The rotation operation is restricted by pressing the handle, and the stopper piece can be opened by operating from the outside of the handle. By locating the inside of the arc-shaped convex part, it is possible to rotate it toward the treated water side. This will make the user aware of the change.

0012 Furthermore, according to the third means, within the rotation range on the treated water side of the switching handle. The rotation resistance of the switching handle increases, and the feeling of resistance is transmitted to the user through the switching handle. The user is made aware of the change by changing the switch.

[0013]

【Example】

FIG. 1 is a longitudinal sectional front view showing an embodiment of a faucet with a water treatment device according to claim 1, and FIG. This is a sectional view of the main parts, in which a is the faucet main body, b is the water supply pipe, c is the branch pipe, d is the water treatment device, e indicates a switching valve, and f indicates a switching handle. Faucet body a is on the top of counter A The water treatment device d is placed in the space below the counter A.

[0014] The faucet body a is either raw water supplied from a water supply source or treated water treated by a water treatment device d. A single faucet that discharges either one of the valves, with a valve chamber 1 approximately in the center of the faucet, and a valve chamber 1 sandwiched between the valve chambers 1 and 1. A sea urchin raw water flow path 2, a treated water flow path 3, and a discharge flow path 4 are formed above the valve chamber 1, respectively. . Further, the top wall has a discharge port 5 that communicates with the discharge flow path 4, and the bottom wall has a discharge port 5 that communicates with the treated water flow path 3. A treated water inlet 6 that communicates with the raw water flow path 2 and a raw water inlet 7 that communicates with the raw water flow path 2 are provided, and a side wall A cylindrical handle attachment part 8 adjacent to the raw water flow path 2 is provided protrudingly from the handle attachment part 8. A screw hole 9 communicating with the raw water channel 2 is formed on the inner periphery of the tube 8 .

[0015] Further, the partition wall that partitions the raw water flow path 2 and the valve chamber 1 is provided on the raw water side coaxially with the screw hole 9. A through hole 10 is opened, and the raw water side through hole 10 and the partition wall that partitions the treated water flow path 3 and the valve chamber 1 are provided. The treated water side through hole 11 is coaxially drilled. The partition wall that partitions the valve chamber 1 and the discharge passage 4 has a through hole. A hole 4a is provided.

[0016] The discharge port 5 is provided in a water discharge section (not shown). Connect to the water outlet and also connect to the raw water inlet. 7 is connected to the water supply pipe b that connects to the water supply source, and the treated water inlet 6 is connected to the water supply pipe b. A branch pipe c is connected to the branch pipe c, which is branched from the pipe and has a water treatment device d in the middle.

[0017] A screw hole 9 formed on the inner periphery of the handle attachment part 8 has a screw that is screwed into the screw hole 9. A spindle 13 with a section 12 is threadably inserted, and the outer end of the spindle 13 has a switching section. Screw on the handle f.

[0018] The spindle 13 is inserted through the raw water side through hole 10 and the treated water side through hole 11, and the inner end is connected to the treated water flow path 3. A treated water side valve body 14 and a raw water side valve body are protruded inward, and between the treated water side passage hole 11 and the raw water side passage hole 10 are a treated water side valve body 14 and a raw water side valve body. 15 in a slidable manner. A spring 16 is interposed between the two valve bodies 14 and 15 to maintain its elastic force. The valve bodies 14 and 15 are seated in the treated water side passage hole 11 and the raw water side passage hole 10, respectively. The switching valve e consists of a treated water side on-off valve e1 and a raw water side on-off valve e2.

[0019] The outer periphery of the spindle 13 can slide inside the treated water side through hole 11 and the raw water side through hole 10. The flanges 17 and 18 are integrally provided, and the flanges 17 and 18 are brought into abutting engagement with the valve bodies 14 and 15, respectively. Then, by rotating the switching handle f, the spindle 13 moves inward to the faucet body a. When screwed, the raw water side valve body 15 is pushed in the direction of the treated water side valve body 17 via the collar 18. opens the raw water side on-off valve e2, and the raw water flow path 2 communicates with the discharge flow path 4 via the valve chamber 1. . At the same time, by adjusting the opening degree of the raw water side on-off valve e2, the raw water flowing into the discharge flow path 4 is Adjust the water flow rate. At this time, the elastic force of the spring 16 causes the treated water side valve body 14 to move toward the treated water side. It is pressed against the through hole 11 and reliably blocks the treated water flow path 11 and the valve chamber 1.

[0020] Furthermore, when the spindle 13 spirals outward from the faucet main body, the treated water side passes through the collar 17. Push the valve body 14 in the direction of the raw water side valve body 15 to open the treated water side on-off valve e1 and start the treatment. A water flow path 3 communicates with a discharge flow path 4 via a valve chamber 1 . At the same time, the treated water side on-off valve e1 By adjusting the opening degree, the flow rate of treated water flowing into the discharge channel 4 is adjusted. this At this time, the raw water side valve body 15 is pressed against the raw water side passage hole 10 by the elastic force of the spring 16, and the raw water flow path 2 and securely shut off the valve chamber 1.

[0021] An external thread 19 is carved on the outer periphery of the handle attachment part 8, and the outside of the external thread 19 is further An elastic member 20 is provided on the side. The elastic member 20 extends from the side wall of the faucet body a to the switching handle. It consists of a band-shaped leaf spring extending in the f direction, and its base end 20a is bent to release the presser foot. It is pressed against the faucet body a by a ring 21, and the tip is elastically engaged with an engaging part 22, which will be described later. A protrusion 20b is provided.

[0022] The retainer ring 21 loosely fits around the outer periphery of the handle attachment portion 8 and is secured by the retainer nut 23. The elastic member 20 is supported immovably by being pressed against the faucet body a. The switching handle f has a recess f1 surrounding the outside of the handle attachment part 8 on its back side. , an engaging portion 22 is provided on the inner periphery of the recess f1.

[0023] The engaging portion 22 is a concave groove in which the protrusion 20b of the elastic member 20 is elastically engaged, and is the position where both the raw water side hole 10 and the treated water side hole 11 are closed, that is, the position of the switching handle f Engages with the protrusion 20b at the boundary position between the rotation range on the raw water side and the rotation range on the treated water side. It is formed in the position where

[0024] 24 is a packing that maintains watertightness between the screw hole 9 and the spindle 13, and 25 is this packing. A holding member that fixes the locking member 24. An elastic member 20 is placed on the outer periphery of the holding member 25 inside the recess f1. A protrusion 26 is provided that biases in the circumferential direction.

[0025] In this embodiment, the water treatment device d is a conventional water treatment device equipped with a filter body made of hollow fibers or the like inside. A well-known water purifier filters the raw water flowing in through branch pipe c to produce purified water (treated water). It has the ability to obtain.

[0026] The method of using the faucet of this embodiment will be explained below. In the state shown in Figure 1, that is, in the normal state. The switching valve e closes both the treated water side on-off valve e1 and the raw water side on-off valve e2. At this time, the protrusion 20b of the elastic member 20 is engaged with the engagement portion 22 of the switching handle f, as shown in Fig. 2. Ru.

[0027] When discharging raw water or treated water (purified water) from this state (states shown in Figures 1 and 2) Turn the switching handle f clockwise or counterclockwise to open and close the raw water side. Open valve e2 or treated water side on-off valve e1. At this time, the engaging portion 22 is aligned with the switching handle f. The feeling obtained when the engaging portion 22 and the elastic member 20 disengage from each other when the engaging portion 22 rotates toward the body. The touch is transmitted to the user via the switching handle f, and a clicking sound is generated. This allows the user to switch from water stop state to raw water or treated water (purified water) discharge state. Make them aware of what happened.

[0028] In addition, it is also possible to discharge water from either raw water or treated water (purified water) to the other. When switching the water form, the engaging portion 22 is connected in the same manner as described above by rotating the switching handle f. The elastic member 20 is engaged and disengaged, and the user is made aware that the switching has been performed.

[0029] FIG. 3 shows a modification of the above embodiment. In this embodiment, the faucet main body g is a hot water supply. A water mixing tap is used. One half side of the faucet main body g (the right side in Fig. 3) is filled with raw water as in the previous embodiment. A switching part for treated water (purified water) is formed, and that part is given the same reference numeral as above. The explanation will be omitted.

[0030] The other half of the faucet body g (left side in Figure 3) has a hot water flow channel inside. 30 and the discharge flow path 4 are partitioned, and the partition wall that partitions the hot water side flow path 30 and the discharge flow path 4 is formed with hot water. Side passage hole 31 will be opened. In addition, an opening 32 is formed in the side wall coaxially with the hot water side passage hole 31. A hot water inlet 33 communicating with the hot water side flow path 30 is provided in the bottom wall. Hot water supply at hot water entrance 33 A hot water pipe h communicating with the source is connected.

[0031] A water spouting part g1 is protruded in front of the faucet main body g, and a discharge flow path 4 is provided in the water spouting part g1. Outlet g2 will be opened to connect to. A sleeve 34 is inserted into the opening 32, and an internal thread 35 is carved on the inner periphery of the sleeve 34. At the same time, a spindle 37 having an outer thread 36 which is threadedly engaged with the inner thread 35 is threadably inserted. Ru. A hot water side valve body 38 that seats in the hot water side passage hole 31 is attached to the inner end of the spindle 37 to open the hot water side. A closed valve i is formed, and a hot water side handle j is attached to the outer end.

[0032] Then, when discharging raw water or treated water (purified water), a switching handle is used as in the previous embodiment. Rotate the handle f, and when discharging mixed water, operate the switching handle f. At the same time as discharging water, rotate the hot water side handle j to open the hot water side on-off valve i and discharge the water. By mixing hot water and raw water in the flow path 4, mixed water at a desired temperature is obtained.

[0033] Next, see FIGS. 4 and 5 for an embodiment of a faucet with a water treatment device according to claim 2. and explain. Figure 4 shows only the part around the handle attachment part 8 in the faucet body. The configuration of the faucet main body (not shown) is the same as that described above, so a description thereof will be omitted. . As mentioned above, the handle attachment portion 8 is located adjacent to the raw water flow path 2 on the side wall of the faucet body. The screw hole 9 formed on the inner circumference has a screw hole 9 that protrudes from the inside and outside of the faucet body. Screw on liner 40.

[0034] The part of the liner 40 that protrudes outward from the faucet body is a support screwed onto the switching handle f. A mounting part 42 surrounds the shaft 41, and a spindle holder 43 is screwed into the inner circumference of this mounting part 42. . In addition, a spline portion 44 is provided on the outer periphery of the mounting portion 42, and an annular member 45 is fitted. do.

[0035] The end of the annular member 45 on the switching handle f side is cut out by about 180° in the circumferential direction, and has two steps. An arcuate recess 46 and an arcuate protrusion 47 are formed with the portions 45a and 45b as boundaries (see FIG. 5). Ma Additionally, a spline that engages with the spline portion 44 of the mounting portion 42 is provided on the inner periphery of the annular member 45. and turn it around the mounting part 42 so that the stepped part 45a is on the upper side and the stepped part 45b is on the lower side. be immovably fitted. As a result, the above-mentioned circle is within the rotation range of the switching handle f on the raw water side. An arcuate recess 46 is formed, and an arcuate protrusion 47 is formed within the rotation range on the treated water side.

[0036] The support shaft 41 of the switching handle f has a spline 41b on the inner periphery of a cylindrical portion 41a formed at the tip. A switching handle f is screwed to the rear end, and it can be rotated within the spindle holder 43. It is supported freely and irrevocably. Further, the spindle 13 is engaged with the tip of this support shaft 41. match.

[0037] The spindle 13 has a spline 13a carved on the outer periphery of the rear half of the spindle 13, which is inserted into the cylindrical portion 41a of the support shaft 41. Engage around the circumference. Furthermore, the acme threaded part 13b formed on the outer periphery of the midway part is attached to the liner. The rotation of the support shaft 41 is screwed onto the inner periphery of the portion 46 protruding inward from the faucet body at 40. It is supported to move forward and backward. The switching valve e is formed on the tip side of the spindle 13 as described above.

[0038] The switching handle f is formed into a bottomed cylindrical shape having a recess f1 surrounding the outer periphery of the mounting portion 42. The cylindrical portion f2 is provided with a mounting hole 50 passing therethrough. The mounting hole portion 50 is located on the upper side when the switching valve e closes both the through holes 10 and 11. The large diameter portion 50a opens to the outside of the cylindrical portion f2, and the small diameter portion opens to the recess f1 side. 50b, and the mounting hole 50 is equipped with a push button 51.

[0039] The push button 51 has a head 51a slidably provided in the large diameter part 50a and a small diameter part 50b. A shaft portion 51b that passes through and extends, and a plate-shaped strut located within the recess f1 of the switching handle f. The head 51a is located between the head 51a and the bottom of the large diameter portion 50a. Attach the compression spring 51d that causes the switching handle f to protrude outward.

[0040] According to the above configuration, in the normal state, that is, the state shown in FIG. 4, the stopper piece 51c is circular. It is located in the arcuate recess 46, and the switching handle f can be freely rotated toward the raw water side. When the stopper piece 51c collides with the stepped portion 45a, rotation toward the treated water side is restricted. It will be done.

[0041] If the head 51a is pressed from this state, the stopper piece 51c will move around the inner circumference of the arcuate protrusion 47. , the switching handle f can be freely rotated toward the treated water side, and can be used with this position. make the person aware that the switch has been made to the treated water side.

[0042] Next, an embodiment of the faucet with a water treatment device according to claim 3 is shown in FIGS. 6, 7, and 8. Refer to and explain. Each drawing shows the area around the handle attachment of the faucet body and the switching handle f. This is a vertical cross-sectional view of the faucet body, which is not shown, as it is similar to Figure 1 or Figure 3. Omitted.

[0043] In the embodiment shown in FIG. 6, instead of the elastic member 20 in FIG. 1 or 3, the upper surface is undulated. A resistance member 61 made of an elastic material having a shape is fixed to the faucet body side, and a switching hand is A wavy resistance surface 62 with which the resistance member 61 is elastically engaged is provided on the inner periphery of the recess f1 of the hole f. The resistance member 61 and the resistance surface 62 form a resistance section 60. The resistance surface 61 is a switching It is formed at a position where it elastically engages with the resistance member 60 when the handle f is rotated toward the treated water side. As a result, the rotation resistance of the switching handle f is reduced within the rotation range on the treated water side. increases, making the user aware that a switch has been made to the treated water side.

[0044] In Fig. 7, a resistance member 63 made of a leaf spring or the like is provided on the switching handle f side, and A wavy resistance surface 64 with which a resistance member 63 is elastically engaged is provided on the faucet body side to form a resistance portion 60. are doing. The resistance surface 64 is similar to the above, when the switching handle f is rotated toward the treated water side. The resistance member 63 is provided at a position to be elastically engaged.

[0045] In FIG. 8, instead of the resistance member 61 in FIG. 6, a spring 64 is used as shown in the figure. The resistance member 65 is used by a push pin that is urged in the direction of the switching handle f. A resistance section 60 is formed.

[0046]

[Effect of the idea]

Since the faucet with a water treatment device of the present invention is constructed as explained above, raw water and treated water are You can switch the water spouting mode and operate the water spouting/stopping with a single handle operation. You can confirm that the switch between raw water and treated water has been made by operating the handle. , it is easy to operate and provides better effects in terms of usability.

[Brief explanation of drawings]

FIG. 1 is a longitudinal sectional front view showing an embodiment of a faucet with a water treatment device according to claim 1.

FIG. 2 is a sectional view taken along the line (2)-(2) in FIG. 1.

FIG. 3 is a cross-sectional plan view showing another embodiment of the faucet with a water treatment device according to claim 1.

FIG. 4 is a cross-sectional view of essential parts showing an embodiment of a faucet with a water treatment device according to claim 2.

FIG. 5 is a perspective view of the annular member in FIG. 4.

FIG. 6 is a cross-sectional view of essential parts of an embodiment of a faucet with a water treatment device according to claim 3.

FIG. 7 is a sectional view of a main part of another embodiment of the faucet with a water treatment device according to claim 3.

FIG. 8 is a sectional view of a main part showing still another embodiment of the faucet with a water treatment device according to claim 3.

[Explanation of symbols]

a, g: Faucet body d: Water treatment device e: Switching valve f: Switching handle 1: Valve chamber 2: Raw water flow path 3: Treated water flow path 20: Elastic member 22: Engaging portion 45a, 45b: Step portion 46 : Arc-shaped concave part 47 : Arc-shaped convex part 45 : Annular member 51c : Stopper piece 60 : Resistance part

Claims (3)

[Scope of utility model registration request] 1. A faucet main body is provided with a raw water flow path communicating with a water supply source, a treated water flow path communicating with a water treatment device, and a discharge flow path communicating with both flow paths, and a discharge flow path communicating with the raw water flow path and the treated water flow path. A switching valve is arranged to connect either one of the water flow paths to the discharge flow path or to cut off both of the water flow paths, and the faucet body is provided with a switch handle that operates the switching valve so as to be rotatable. In the water faucet with a water treatment device, an elastic member is provided on either the faucet body or the switching handle, and the other is provided with an elastic member that separates the rotation range on the raw water side and the rotation range on the treated water side of the switching handle. A faucet with a water treatment device, characterized in that an engaging portion is provided that elastically engages with the elastic member at a boundary position. 2. In place of the elastic member and the engaging portion, an annular member is provided on the faucet main body side, which connects an arcuate recess and an arcuate protrusion with the stepped portion as a boundary, and the switching handle is provided with A stopper piece is provided that is located within the arc-shaped recess within the rotation range of the side, and located inside the arc-shaped convex part when operated from the outside of the handle within the rotation range of the treated water side. The water faucet with a water treatment device according to claim 1, characterized in that: 3. In place of the elastic member and the engaging portion, a resistance portion is provided on the faucet body side and the switching handle to increase rotational resistance of the switching handle within the operating range on the treated water side of the switching handle. A water faucet with a water treatment device according to claim 1.