JP2000027249A - Water combination faucet for replacement and replacing method thereof - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily and surely replace a new water combination faucet without working the body of a 2-handle faucet or the water feeding and hot water feeding piping by providing a fixing part fixable to a mounting part after the handle of the 2-handle faucet. SOLUTION: A water passing adapter 4 is screwed to the spindle hole 3 of a 2-handle body 1 laid in the state where members such as hot water-side and water-side handles, piece, packing, spout and the like are removed from an existing 2-handle faucet through a spindle screw 5. A seat packing 6 is fitted to the lower part of the adapter 4, and pressed to a seat part 7 to seal the adapter 4. On the other hand, a collared bush 10 rotatably holding a cap nut 9 is screwed to a mixing valve body 8, and the nut 9 is screwed to a cap nut screw 11, whereby the bush 10 is pressed to the adapter 4 through a flat packing 12 to seal it, and the body 8 is also fixed to the body 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a hot and cold water mixing tap,
Particularly, the present invention relates to a replacement hot and cold water mixing tap that provides a suitable construction method when replacing an existing two-handle faucet with a new mixing tap, and a method of the replacement work.

[0002]

2. Description of the Related Art Conventionally, when an existing two-handle faucet is deteriorated or broken and replaced with a new mixing faucet, it is necessary to remove not only the main body of the two-handle faucet but also water supply / hot water supply piping. there were.

In particular, when replacing a two-handle faucet with a stand as shown in FIG. 1, the water supply / hot water supply pipe is often concealed behind the sink. It was necessary to re-install the sink after rebuilding the main body, and the construction had to be done again, and the cost, time and content of the construction had to be large.

[0004]

The replacement of the conventional two-handle faucet is complicated and costly as described above, and in the worst case, the replacement must be abandoned.

Further, in the case of replacement of the concealment part with plumbing work, the discovery is delayed in the event of water leakage, so that it is avoided in apartment buildings and other apartment buildings.

In addition, since it is practically impossible to perform plumbing work in a rental house, it is not possible to replace a two-handle faucet by a resident's will.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to easily and surely provide a new hot-water mixing faucet without constructing a main body of a two-handle faucet and water / hot water supply piping. It is an object of the present invention to provide a replacement hot / water mixer tap which can be replaced.

[0008]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a hot water mixer, which comprises a valve for opening and closing and mixing at least hot and cold water, a handle for opening and closing and mixing operations, Have a spout to spout hot water,
A fixed part that can fix the main body by using the mounting part after removing the handle of the two-handle faucet of the type that can remove the handle from the main body when it is already installed, and a two-handle faucet The present invention relates to a hot / water mixer tap for replacement from a two-handle tap, which is provided with a connecting pipe for bringing hot water into the mixer tap body in close contact with the sheet portion of (1).

According to the present invention, for example, even a two-handle faucet with a concealed piping with a base as shown in FIG. 1 can be replaced without removing the sink and constructing the faucet main body and piping. The cost is reduced, the construction time is shortened, and the construction is simple and reliable.

[0010] Furthermore, since there is no need for plumbing, there is no need to worry about water leaks, and it is possible to safely replace the apartment house or other apartment.

Further, even if the existing two-handle faucet is replaced with the product of the present invention in a rental house by the resident's will, it is easy to return the handle or the like when leaving, and there is no problem at all.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS In order to further clarify the configuration and operation of the present invention described above, preferred embodiments of the present invention will be described below. FIG. 2 is an external view of a replacement hot and cold water mixing tap of the present invention, and FIG. 3 is an assembly view showing its structure in detail.

A two-handle main body 1 is a state in which members such as a handle, a spindle, a top, a cap nut, a packing, and a spout on the hot water side and the water side from the already installed two-handle faucet are removed and only the main body is removed. The two-handle main body 1 is still connected to the hot water side pipe 2-1 and the water side pipe 2-2, and is in a state where hot water can be supplied.

A water flow adapter 4 is screwed into the spindle hole 3 via a spindle screw 5. A seat packing 6 is fitted to the lower part of the water-passing adapter 4, and is pressed and sealed to the seat portion 7 of the two-handle faucet.

On the other hand, a flanged bush 10 rotatably holding a cap nut 9 is screwed into the mixing plug main body 8.
This cap nut 9 is used for a two-handle faucet cap nut screw 11.
, The flanged bush 10 and the water passing adapter 4 are crimped via the flat packing 12 and sealed, and at the same time, the mixer tap main body 8 is fixed to the two-handle main body 1.

Since the cap nut 9 is mounted on the flanged bush 10 with a certain amount of right and left play, it is possible to absorb variations in the distance between the hot and cold cores in the spindle hole 3 of the two-handle body.

The water flow adapter 4 may be provided integrally with the flanged bush 10 in a state where the screw is dropped so as not to be screwed into the spindle screw 5.
By tightening, the mixer tap body 8 is fixed to the two-handle body 1, and at the same time, the sheet packing 6 is pressed against the sheet portion 7.

The closing lid 13 covers a screw hole 14 provided in advance to replace the flanged bush 10 so that the lid 13 can be used in common with a two-handle faucet of a type having a different center-to-center distance of the hot water handle. .

The closing lid 15 covers a service adapter 16 provided in advance for distributing hot water to peripheral devices such as a dishwasher.

After fixing the two-handle body 1 and the mixer tap body 8 with the cap nut 9, the decorative covers 18, 1 formed in two front and rear portions corresponding to the outer peripheral shape of the lower end of the body cover 17 are formed.
9 is fitted so as to cover the two-handle body 1 from front and rear.

At this time, the decorative covers 18 and 19 are the same member, and are fixed by fitting the claws 20 respectively. In addition, the main body cover 17 is provided with the adjusting wall 21 and can be held even when the positions of the decorative covers 18 and 19 are moved in the vertical direction, so that variations in the height of the two-handle body 1 can be absorbed. .

The hot water flowing from the hot water side pipe 2-1 reaches the mixing section 24 via the hot water side leg 22, the water passage adapter 4, the flanged bush 10, and the water passage 23. Water flowing from the water side pipe 2-2 also reaches the mixing section 24 in the same manner.

Accordingly, since hot water does not pass through the inside of the two-handle body 1, the spout hole 25 may or may not be closed.

By operating the handle 26, the mixing unit 2 is operated.
The hot and cold water that has flowed into 4 is adjusted to an arbitrary temperature and volume and is spouted from spout 27. Various types of mixing faucet 8 such as a two-handle faucet, a single lever faucet, a thermostat faucet, and a mixing faucet are conceivable. When a faucet that requires a strainer, such as a thermostat faucet, is provided in the mixing main body 8, the strainer is incorporated in the water passing adapter 4 or the like.

FIG. 4 shows an embodiment according to claim 2, in which a mixing stopper 29 and a water purifier 30 are provided on a pedestal 28 which is connected and fixed to the two-handle body 1 with the cap nut 9 in the same manner as described above. An example is shown.

The hot water flowing from the hot-side flanged bush 10-1 reaches the mixing plug portion 29 via the hot-water passage 31-1.
On the other hand, the water that has flowed in from the water-side flanged bush 10-2 reaches the fresh water unit 30 via the water-side water passage 31-2-2 and is distributed to the water passage 32 at the same time. The water passage 32 is the pedestal 2
8, and communicates with the water-side waterway 31-2-1.
The water is guided to the mixing stopper 29.

By operating the handle 33 of the mixing tap section 29, the flowing hot and cold water is mixed to a desired temperature and volume.
Water is spouted from the spout 34. By operating the handle 35 of the water purifier section 30, the inflowing water is purified through the fresh water cartridge 36, and then discharged from the spout 37.

The pedestal section 28, the mixing tap section 29 and the water purifier section 30 may have a mechanism that can be attached and detached with a single touch. The faucet and the like can be detachably replaced with various designs.

FIG. 5 shows an example in which a branch faucet 38 for branching water is mounted on a commercially available peripheral device such as a dishwasher or a stationary water purifier instead of the water purifier. The branch port 39 is connected to a water supply hose 40 for peripheral equipment, and the handle 4
By opening the valve at 1, water can be supplied to peripheral equipment.

FIG. 6 shows an example in which a branch faucet 42 for branching water is mounted on an alkaline ionized water generator instead of a water purifier. When the valve is opened by the handle 43, water is supplied to the alkaline ionized water generator through the outgoing hose 44, and processed into alkaline ionized water, and then the return hose 45 is processed.
Then, the water returns to the branch faucet 42 again, and is spouted from the spout 46.

FIGS. 7-1 and 7-2 show an embodiment according to claim 5, wherein the outer periphery is embraced by a hollow outer tube 49 protruding from the mixing tap side pedestal portion 47, so that the water purifier side pedestal is provided. A similarly hollow inner tube 50 protruding from the portion 48 is fitted in an elastic manner while being sealed by an O-ring.

After the length of the inner pipe exposed from the outer pipe is determined in accordance with the hot and cold handle cores 51 of the two-handle faucet to be replaced, the mixing tap side pedestal 47 and the water purifier side are fixed by the cap nut 9. The pedestal portion 48 can be fixed to the two-handle body 1.

FIG. 7-1 shows the mounting condition when the hot and cold handle cores 51 of the two-handle faucet to be replaced are large, and FIG. 7-2 shows the mounting condition when the hot and cold handle cores 51 of the two-handle faucet to be replaced are small. Show.

Here, the hollow portions of the outer pipe 49 and the inner pipe 50 are, like the water passage 32 shown in FIG.
8 also serves as a water passage for distributing the water flowing into the mixing tap side base 47.

After fixing the mixer tap side pedestal portion 47 and the water purifier side pedestal portion 48 to the two-handle body 1, the covers 52, 53, 54 prepared in several lengths are adjusted to the center-to-center distance. Select and attach.

FIG. 8 shows an embodiment of a replacement hot water mixer tap according to the first aspect, which is attached to a two-handle faucet with a wall. 2 handle body 5 with handle and spout removed
The mixing tap main body 57 is fixed on the nut 5 by a cap nut 56.

The hot and cold water passages to the mixing section 58 are water-tightly connected to the hot and cold seat portions of the two-handle faucet, respectively, and receive hot and cold water. In order to improve the appearance, the two-handle body 55 may be covered with a decorative cover or the like.

FIG. 9 shows an embodiment in which the replacement hot water mixer tap of the first aspect is attached to a center set type two handle water tap mainly used in a washroom. At this time, the two-handle body is installed under the counter, and the spout cannot be removed from the counter in many cases.

After removing the handle of the two-handle faucet, the mixer tap main body 60 is fixed with the cap nut 59. The hot and cold water passages to the mixing section 61 are water-tightly connected to the hot and cold water sheet portions of the two-handle faucet, respectively, and receive hot and cold water.

In order to improve the appearance, a decorative cover or the like may be covered so as to cover the spout 62. After replacement, hot water is not spouted from the spout 62.

[0041]

According to the present invention, the following effects are exhibited by the above configuration. According to the first aspect of the present invention, a new faucet can be replaced without constructing the main body and piping of the two-handle faucet, so that the construction cost is reduced, the construction time is shortened, and the construction contents are simple and reliable. . Also, since there is no need for plumbing, it can be replaced safely in apartment buildings and other apartments without worrying about leaks. Furthermore, even in a rental house, the existing two-handle faucet can be replaced with the present invention at the will of the resident, and can be returned to the original state when leaving.

According to the second aspect, in addition to the effect of the first aspect, the water purifier can be further attached at a time, so that the labor and cost for separate construction can be reduced. Also, it can be installed more compactly than a stationary type or a type attached to the faucet tip.

According to the third aspect, in addition to the effect of the first aspect, it is possible to easily supply water to a commercially available peripheral device, and to save labor and cost for separate construction. In addition, the branch can be compactly and neatly compared with a branch fitting to be retrofitted into the mixer tap. Further, the branch to the alkaline ionized water generator can be easily performed, and the labor and cost for separately constructing the apparatus can be reduced. In addition, the branch can be compactly and neatly compared with a branch fitting to be retrofitted into the mixer tap.

According to the fourth aspect, the product of the present invention can be mounted irrespective of the distance between the hot and cold handle cores of the two-handle faucet to be mounted.

According to the fifth aspect, the replacement method is extremely simple and reliable compared to the conventional two-handle faucet replacement method. Can be done.

[Brief description of the drawings]

FIG. 1 is an external view of a two-handle faucet of a concealed piping with a base before refreshment.

FIG. 2 is an external perspective view of a replacement hot and cold water mixing tap showing the first embodiment of the present invention.

FIG. 3 is a detailed view of the replacement hot and cold water mixing tap.

FIG. 4 is a detailed view of a replacement hot and cold water mixing tap showing a second embodiment of the present invention.

FIG. 5 is an external perspective view of a replacement hot water mixing tap showing a third embodiment of the present invention.

FIG. 6 is an external perspective view of a replacement hot and cold water mixing tap showing a fourth embodiment of the present invention.

FIG. 7 shows a fifth embodiment of the present invention, in which (a) is an external perspective view of a replacement hot and cold water mixing tap when the distance between the handle cores is wide, and (b) is when the distance between the handle cores is narrow.

FIG. 8 is a perspective view showing the appearance of a replacement hot / water mixer tap according to a sixth embodiment of the present invention, in which a two-handle tap is an example of a wall-mounted type.

FIG. 9 is a perspective view showing the appearance of a replacement hot and cold water mixing tap according to a seventh embodiment of the present invention, in which a two-handle tap is an example of a center set type.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... 2 handle main body 2-1 ... Hot-water piping 2-2 ... Water-side piping 3 ... Spindle hole 4 ... Water-flow adapter 5 ... Spindle screw 6 ... Seat packing 7 ... Seat part 8 ... Mixer tap body 9 ... Bag Nut 10-1 ... Bush with flange (hot water side) 10-2 ... Bush with flange (water side) 11 ... Screw for cap nut 12 ... Flat packing 13 ... Closing lid 14 ... Screw hole 15 ... Closing lid 16 ... Service adapter 17 ... Body cover 18 ... Makeup cover 19 ... Makeup cover 20 ... Nail 21 ... Adjusting wall 22 ... Hot water side leg 23 ... Water passage 24 ... Mixing part 25 ... Spout hole 26 ... Handle 27 ... Spout 28 ... Pedestal part 29 ... Mixer tap Part 30: Water purifier part 31-1: Hot water side water passage 31-2-1: Water side water passage (mixing tap side) 31-2-2: Water side water passage (fresh water device side) 32 ... Water passage 33 ... Handle (mixer tap side) 34 ... spout (mixing tap side) 35 ... handle (fresh water side) 36 fresh water cartridge 37 spout (fresh water side) 38 ... branch tap 39 ... branch port 40 ... water supply hose 41 ... handle 42 ... branch tap 43 ... handle 44 ... Going side hose 45 ... Return side hose 46 ... Spout 47 ... Mixer tap side pedestal part 48 ... Water purifier side pedestal part 49 ... Outer tube 50 ... Inner tube 51 ... Hot water handle core 52 ... Face cover 53 ... Face cover 54 ... Cosmetic cover 55 ... 2 handle body (with wall) 56 ... Cap nut 57 ... Mixer plug body 58 ... Mixer section 59 ... Cap nut 60 ... Mixer plug body 61 ... Mixer section 62 ... Spout

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Tetsuhiro Takeshita 2-1-1 Nakajima, Kokurakita-ku, Kitakyushu-shi, Fukuoka Touchi Kiki Co., Ltd. (72) Inventor Masafumi Nakao 2 Nakajima, Kokurakita-ku, Kitakyushu-shi, Fukuoka F-term (reference) No. 1-1, Totoki Kiki Co., Ltd. 2D060 BB01 BF03 3H066 AA05 BA17 BA18 BA38 3H067 AA21 BB03 BB12 CC32 CC33 CC34 DD08 DD12 DD24 EC21 EC22 EC30 FF02 GG13

Claims (5)

[Claims] 1. A hot and cold water mixing tap having at least a valve portion for opening and closing and mixing hot and cold water, a handle for opening and closing and mixing operations, and a spout for discharging hot and cold water after mixing, and is already installed. The handle can be detached from the main body in a state where the handle of the two handle faucet is detached. And a connecting pipe for guiding hot and cold water to the mixer tap body.
A hot / water mixer tap for replacement from a 2-handle faucet. 2. A hot / water mixer tap having at least a valve for opening / closing and mixing hot water and water, a handle for opening / closing / mixing operation, and a spout for spouting hot and cold water after mixing. The handle can be detached from the main body in a state where the handle of the two handle faucet is detached. A hot / water mixing tap for replacement from a two-handle faucet, comprising a connecting pipe for guiding hot and cold water to the mixing tap main body, and having a mixing tap and a water purifier integrated into the main body. 3. A hot / water mixer tap having at least a valve for opening / closing and mixing hot water and water, a handle for opening / closing / mixing operations, and a spout for spouting the mixed hot / cold water. The handle can be detached from the main body in a state where the handle of the two handle faucet is detached. It is characterized by having a connecting pipe that guides hot and cold water to the mixer tap main body, and to supply water to the mixer tap and peripheral equipment such as dishwasher, stationary water purifier and alkaline ion water generator. A hot / water mixer tap for replacing a two-handle tap with a branch adapter. 4. A hot / water mixer tap having at least a valve unit for opening / closing and mixing hot water and water, a handle for opening / closing / mixing operation, and a spout for discharging the mixed hot / cold water, and is already installed. The handle can be detached from the main body in a state where the handle of the two handle faucet is detached. And a connecting pipe for guiding hot and cold water to the mixer tap main body. The main body has a telescopic mechanism in the left-right direction, and the distance between the mounting portions can be varied according to the hot and cold handle cores of the two-handle faucet to be mounted. A hot / water mixer tap for replacement from a 2-handle tap. 5. A two-handle faucet of a type in which a handle can be detached from a main body in a state where the handle is already installed, and after the handle of the two-handle faucet is removed, a new handle fixing part is used. How to replace a faucet that fixes a simple mixing faucet.