JPH08246524A - Hot/cold mixing faucet - Google Patents

Abstract

PURPOSE: To prevent a finger from being burned even if touching a faucet by mistake and to improve safety by covering a surface exposed part of a hot water supply pipe, which becomes high temperature due to hot water supply, with a cover made of synthetic resin in a hot/cold water mix faucet. CONSTITUTION: A cover 4 is so formed that a notched part 18 of a sleeve cover part 17a of an upper cover body 17 is engaged with a joint part between a hot water pipe 1 and a mix faucet main body 3 and the notch in the other side of the bottom cover body 16 is installed between the wall face 5 and the mix faucet main body 3 in such a state as connected to the joint part between the bottom part of the hot water supply pipe 1 and the wall face 5 and covering the hot water' supply pipe 1. When an engagement part 7 is engaged with the top/bottom ends of the hot water supply pipe 1, an elastic leg 6 for constituting the engagement part T presses against the outer circumferential face of the hot water supply pipe 1 so that the cover 4 is fitted around the hot water supply pipe 1 without any rattling. And a part of the mix faucet main body which becomes a high temperature is so set as to be surely covered with a side cap. Thereby, the cover 4 and the side cap can surely cover the part which becomes high temperature and surely prevent a finger from burned in using it.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hot and cold water mixing tap installed in bathrooms, kitchens, hand washing areas and the like.

[0002]

2. Description of the Related Art Conventionally, various types of hot and cold water mixing taps have been provided for bathrooms, kitchens, hand washing areas, etc. Generally, hot water supply pipes and water supply pipes projecting from the wall surface are used. A form is known in which water is supplied from a water discharge pipe projecting from the mixing stopper main body after being connected to the mixing stopper main body, mixing hot water and water in the mixing stopper main body to reach an appropriate temperature.

[0003]

However, in these hot water supply mixing taps, the surface of the end portion of the hot water supply pipe and the main part of the mixing tap to which the hot water supply pipe is connected is exposed, and is usually about 80 degrees. The surface of the hot water supply pipe to which hot water is supplied and the surface of the connection part of the main body of the mixer to which the hot water supply pipe is connected are 75
It is in a high temperature state of about 100 degrees, and there is a problem that burns if touched by mistake when adjusting the amount or temperature of the hot water.

The present invention is intended to solve the above problems, and an object of the present invention is to provide a hot and cold water mixing stopper capable of preventing burns and having high safety.

[0005]

In order to achieve the above object, in the invention of claim 1, in the hot and cold water mixing plug A in which the hot water supply pipe 1 and the water supply pipe 2 are connected to the mixing tap body 3, a high temperature is achieved during hot water supply. It is characterized by comprising a cover 4 made of synthetic resin for covering the exposed surface of the hot water supply pipe 1. In the invention of claim 2, in the cover 1 according to claim 1, the elasticity that engages with the joint between the hot water supply pipe 1 and the mixing stopper main body 3 or the joint between the wall surface 5 and the hot water supply pipe 1 protruding from the wall surface 5. It is characterized in that an engaging portion 7 composed of legs 6 is provided.

According to a third aspect of the invention, the side cap 8 is provided on the side surface portion of the mixing stopper body 3 in the first aspect, and the hot water supply pipe 1 is provided by the extending piece 9 projecting integrally from the side cap 8.
It is characterized in that the surface of the hot water supply inflow portion 10 of the mixing stopper main body 3 facing the above is covered.

[0007]

According to the first aspect of the present invention, the cover 4 covers the exposed surface of the hot water supply pipe 1 which becomes hot during hot water supply, which may cause burns even if it is accidentally touched when adjusting the amount or temperature of hot water. Never. According to the second aspect of the present invention, the cover 4 can be easily attached by hand by engaging the engaging portions 7 with the respective joints without taking time and effort.

According to the third aspect of the present invention, the cover 4 can cover the hot water supply pipe 1 having a high temperature, and the extending piece 9 of the side cap 8 can cover the portion of the mixing stopper body 3 having a high temperature. Thus, the cover 4 and the side cap 8 can surely cover the high temperature portion.

[0009]

The present invention will be described below in detail based on the illustrated embodiments. As shown in FIG. 1, the hot and cold water mixing tap A according to the present invention connects a hot water supply pipe 1 projecting from a wall surface 5 to one end of a mixing tap body 3 and mixes a water supply pipe 2 projecting from the wall surface 5. The main body is configured by being connected to the other end of the stopper main body 3, and a water discharge pipe 11 is projectingly provided from a central portion of the front surface of the mixing stopper main body 3. A water amount adjusting unit 12 for adjusting the amount of water discharged from the water discharge pipe 11 is provided above the water discharge pipe 11,
A hot water temperature adjusting unit 13 for adjusting the temperature of hot water discharged from the water discharge pipe 11 is provided at one end of the mixing tap body 3.

The mixing plug main body 3 is provided so as to project from the wall surface 5.
The hot water supply pipe 1 connected to the wall surface 5 is connected to the back of the mixing stopper main body 3 by connecting the upper portion of the L-shaped main body pipe 1a to the back portion of the mixing stopper main body 3 as shown in FIGS. It is installed between the main body 3 of the mixing stopper. Although FIG. 4 and FIG. 5 show the case of the hot water supply pipe 1, the water supply pipe 2 is also installed between the wall surface 5 and the mixing stopper body 3 in the same manner as the hot water supply pipe 1. Reference numeral 15 is an adjusting unit for adjusting the amount of water.

A cover 4 as shown in FIG. 3 is attached to the hot water supply pipe 1 installed between the wall surface 5 and the mixing stopper body 3 as shown in FIGS. 5 to 9.
This cover 4 is formed in a receiving box shape with one side open, and has a lower cover body 16 for covering the lower portion of the hot water supply pipe 1 provided with an adjusting portion 15 and a hot water supply pipe 1 provided with a connecting nut 14. The main body is composed of an upper cover body 17 that covers the upper part of the. A sleeve cover portion 17a is projected from one side surface of the upper cover body 17 toward one side, and
A sleeve cover portion 16a is provided so as to project from one side surface of the lower cover body 16 toward one side. Each sleeve cover 16a, 1
A cutout portion 18 is provided in 7a. Notch 18 of sleeve cover portion 17a protruding from the upper cover body 17
Elastic legs 6 are provided at the edges of the, and the engaging portions 7 are formed by the elastic legs 6. A notch 19 is provided on the other side surface of the lower cover body 16, an elastic leg 6 is provided at the edge of the notch 19, and an engaging portion 7 is formed by the elastic leg 6. The elastic legs 6 are notches 18 of the upper cover body 17 and notches 1 of the lower cover body 16.
9 is provided with an engaging claw 6b at the tip of a projecting body 6a that can be bent and is provided with a cutout portion 18,
The engagement claw 6b is pressed against the outer peripheral surface of the hot water supply pipe 1 in a state where the outer peripheral surface of the hot water supply pipe 1 is in contact with the inner end of the notch 19. This cover 4 is a hot water supply pipe 1 as shown in FIG.
And the cutout portion 18 provided in the sleeve cover portion 17a of the upper cover body 17 is engaged with the joint portion between the hot water supply pipe 1 and the mixing stopper body 3, and the other side surface of the lower cover body 16 is covered. It is installed between the wall surface 5 and the mixing stopper main body 3 so as to cover the hot water supply pipe 1 by engaging the notch 19 provided on the wall with the joint between the lower portion of the hot water supply pipe 1 and the wall surface 5. A cutout portion 18 provided in the upper cover body 17.
Is slightly larger than the diameter of the upper part of the hot water supply pipe 1, and the width dimension of the notch 19 provided in the lower cover body 16 is slightly larger than the diameter of the lower part of the hot water supply pipe 1. . Here, when engaging the engaging portion 7 with the upper and lower ends of the hot water supply pipe 1, the elastic legs 6 forming the engaging portion 7 are connected to each other.
The cover 4 can be attached to the hot water supply pipe 1 without rattling by being pressed against the outer peripheral surface of the hot water supply pipe 1, and is arranged so as to cover the hot water supply pipe 1 from the side. By doing so, it is possible to attach the cover 4 and to easily attach the cover 4 without using any tools, tightening tools, or the like, and by one-touch operation without any trouble. As shown in FIGS. 5 and 7, the adjusting portion 15 is accommodated in the sleeve cover portion 16a provided on one side surface of the lower cover body 16, and the adjusting screw 15a of the adjusting portion 15 is operated. Is the sleeve cover 16a
It can be performed through a notch portion 18 provided in the.

A side cap 8 is attached to one side surface of the mixing stopper body 3. This side cap 8 is shown in FIG.
0, as shown in FIG. 11, the main body is configured by integrally extending an extending portion 21 that is narrower than the disc portion 20 from a part of the peripheral edge of the disc portion 20. An extending piece 9 is integrally projectingly provided from the end edge in a direction orthogonal to the edge. A connecting projection 22 is provided so as to project from the central portion of the disk portion 20 in a direction orthogonal to the disk portion 20, and the connecting projection 22 is inserted into a connecting recess formed in a side end surface of the mixing stopper body 3. The side cap 8 is attached to the end surface of the mixing stopper body 3 by being locked. When the side cap 8 is attached to the end surface of the mixing tap body 3, the extension piece 9 of the side cap 8 is arranged so as to cover the surface of the hot water inflow part 10 of the mixing tap body 3 facing the hot water supply pipe 1. The side cap 8 reliably covers the high temperature portion of the mixing stopper body 3.

Therefore, by installing the cover 4, it is possible to cover the hot water supply pipe 1 which is heated to high temperature, and by installing the side cap 8, the hot water supply pipe 1 can be covered.
It is possible to cover the exposed surface of the mixing stopper main body 3 that becomes hot with the inflow of hot water through the cover 4, and ensure that the cover 4 and the side caps 8 cover the hot parts. Alternatively, it is possible to prevent burns, even if touched by mistake when adjusting the hot water temperature. Also,
Since the cover 4 and the side cap 8 are adapted to engage the engaging portion 7 with the hot water supply pipe 1 and insert and lock the connecting projection 22 into the connecting concave portion of the side end surface of the mixing stopper main body 3, it is a ready-made product. It can be easily attached to the mixing stopper body 3 afterwards.

[0014]

According to the first aspect of the present invention, in a hot and cold water mixing tap in which the hot water supply pipe and the water supply pipe are connected to the mixing tap body, a cover made of synthetic resin for covering a surface exposed portion of the hot water supply pipe which becomes hot during hot water supply is provided. Since it is equipped with a cover, by covering the exposed surface of the hot water supply pipe with a cover, you will not get burned even if you touch it by mistake when adjusting the amount or temperature of the hot water.
This is a highly safe hot and cold water mixing tap.

According to a second aspect of the present invention, in the cover according to the first aspect, the cover is provided with elastic legs which are engaged with a joint between the hot water supply pipe and the mixing stopper body or a joint between the wall surface and the hot water supply pipe. Since the engaging portion is provided, in addition to the effect of the first aspect, the cover can be easily attached by hand by engaging the engaging portion with each joint. .

According to a third aspect of the present invention, in the first aspect of the present invention, a side cap is provided on the side surface of the mixing stopper body, and hot water is supplied to the mixing stopper body facing the hot water supply pipe by an extending piece integrally projecting from the side cap. Since the surface of the inflow portion is covered, in addition to the effect of claim 1, the cover and the side cap can surely cover the high temperature portion of the hot and cold water mixing stopper, and prevent burns during use. Is something that can be done.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is an exploded perspective view of the same.

FIG. 3 shows a cover, (a) is a front view,
(B) is a left side view of (a), (c) is a right side view of (a), (d) is a bottom view, and (e) is a rear view.

FIG. 4 is a cross-sectional view showing a piping state of a hot water supply pipe.

FIG. 5 is a side view showing an attached state of a cover.

6 is a cross-sectional view taken along the line AA in FIG.

7 is a sectional view taken along line BB in FIG.

8 is a cross-sectional view taken along line CC in FIG.

FIG. 9 is a front view of a hot and cold water mixing valve.

10A and 10B show side caps, in which FIG. 10A is a front view, FIG. 10B is a sectional view, FIG. 10C is a rear view, and FIG.

FIG. 11 is a perspective view of a side cap.

[Explanation of symbols]

 A Hot / Water Mixing Plug 1 Hot Water Supply Pipe 2 Water Supply Pipe 3 Mixing Plug Main Body 4 Cover 5 Wall Surface 6 Elastic Leg 7 Engaging Part 8 Side Cap 9 Extending Piece 10 Hot Water Entering Part

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Takuyuki Goto 308 Kurono, Gifu-shi, Kavei Co., Ltd. (72) Inventor Hiroshi Yokoi 308 Kurono, Gifu-shi, Kavei Co., Ltd.

Claims (3)

[Claims] 1. A hot and cold water mixing tap in which a hot water supply pipe and a hot water supply pipe are connected to a mixing tap body, comprising a cover made of synthetic resin for covering a surface exposed portion of the hot water supply pipe which becomes hot during hot water supply. A hot and cold water mixing tap. 2. The cover is provided with an engaging portion formed of elastic legs that engages with a joint between the hot water supply pipe and the mixing stopper main body protruding from the wall surface or a joint between the wall surface and the hot water supply pipe. The hot and cold water mixing tap according to claim 1. 3. A side cap of the mixing stopper body is provided with a side cap, and an extension piece integrally projecting from the side cap covers the surface of the hot water inflow portion of the mixing stopper body facing the hot water supply pipe. The hot and cold water mixing tap according to claim 1.