JP2000336713A - Faucet connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To constantly install the mounting height of a mixing faucet regardless of the inter-core size of piping communicating with a hot-water source and a water supply source and the inter-core size of the mixing faucet in a hot-water leg section connecting the piping and the mixing faucet. SOLUTION: The faucet connector has a piping connecting section 12 connected to piping communicating with a hot-water supply source and a water supply source, a faucet connecting section 7 connected to an inlet for hot water in a mixing faucet and a crank-shaped leg 10 with a connecting pipe section 11 connecting the piping connecting section 12 and the faucet connecting section 7. A means in which the connecting pipe section 11 is connected in watertightness in an extensible manner in the orthogonal direction, to the piping and the axial direction of faucet connection is mounted on the leg 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a faucet connecting device for connecting a hot-water mixer tap mounted on or near a mounting surface such as a wall surface, a floor surface or a counter.

[0002]

2. Description of the Related Art Conventionally, when attaching a hot / water mixer tap to a new or existing water supply pipe, the distance between the cores of the pipe is used.
It depends on the place of use and the manufacturer. Therefore, as shown in FIG. 9, a crank-shaped pipe connecting portion 5, a faucet connecting portion 3, and a connecting pipe portion 4 connecting the same, according to the dimension between the cores of the pipes.
There is known a hot and cold water mixing tap 1 which is fixed to a pipe by eccentrically arranging a crank-shaped leg 2 having an integral shape.

[0003]

However, when the crank-shaped leg 2 is fitted in accordance with the distance between the cores of the pipe, FIG.
As in the case of 0, the height of the spout 6 of the hot-water mixer tap also differs according to the dimension between the cores, and there is a problem that a constant spout space cannot be obtained. In addition, some hot-water mixer taps 1 have different core-to-core dimensions, and it is necessary to prepare a difference in the dimensions of the connecting pipe part 4 of the leg 2 in accordance with the respective core-to-core dimensions.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a hot water supply source and a hot water leg connecting a hot water mixing tap to a hot water mixing tap. Another object of the present invention is to provide a water faucet connection device which can be installed at a fixed height regardless of the distance between the cores of the water faucet.

[0005]

Means for solving the above problem will be described with reference to means provided for the faucet connection device according to each claim of the present invention.

[0006] In the water faucet connection device of the first aspect, a pipe connection portion connected to a hot water supply source and a pipe leading to the water supply source, a water faucet connection portion connected to an inlet of hot water of the hot and cold water mixing tap, It has a crank-shaped leg having a connecting pipe portion connecting the pipe connecting portion and the faucet connecting portion, and the leg is arranged in a direction in which the connecting pipe portion is orthogonal to the axial direction of the pipe and the faucet connection. A configuration is provided in which a means for watertight connection is provided so as to be stretchable.

According to the second aspect of the present invention, in order to facilitate positioning in the vertical direction connecting the axial direction of the axial connection of the pipe and the axial direction of the faucet connection of the hot and cold water mixing tap, the connecting pipe portion is provided separately from the pipe connecting portion. In this configuration, a means is provided that is connected to the pipe connection portion at right angles to the axis of the pipe and rotatably and watertightly.

According to a third aspect of the present invention, the connecting pipe section is formed in the axial direction of the pipe of the pipe connecting section so that the protrusions of the respective legs of the hot and cold water connected to the hot and cold water mixing tap are adjusted so as not to apply excessive force to the pipe and the leg. In contrast to this, a configuration was provided in which movable means was provided.

According to a fourth aspect of the present invention, in order to reduce the load applied to the connecting pipe portion, the pipe connecting portion and the water are connected via a connecting plate having a connecting port which can freely correspond to the distance between the cores of the respective pipe connecting portions of the hot and cold water. A configuration was provided in which means for fixing the plug connection portion was provided.

According to a fifth aspect of the present invention, there is provided means for fixing the pipe connection portion and the water faucet connection portion separately with the hot and cold water via a fixing plate so as to be able to freely cope with the dimension between the cores of the hot and cold water mixing taps. The configuration was adopted.

[0011]

Embodiments of the present invention will be described below with reference to the accompanying drawings. FIG. 1 is a front view of a first embodiment of a faucet connecting device according to the present invention, FIG. 2 is a rear view of the first embodiment, FIG. 3 is a sectional view taken along line AA of FIG.
It is an exploded perspective view of an example. In these figures, a leg 10 connecting a hot and cold water mixing tap 8 and a pipe located in a hole 60 of a mounting surface 9 is provided with a water tap connecting section 7, a connecting pipe section 11 and a pipe connecting section 12.
Consists of As a telescopic means of the connecting pipe part 11,
One end of the connection pipe 14 is inserted into the connection pipe connection port 13 of the faucet connection section 7 and is fixed in a watertight manner, and the other ends are O-rings 16 and 16.
Is inserted into the eccentric part 15 of the connecting pipe part 11 attached to the outlet, so that the connection is made water-tight and stretchable. Connecting pipe 14
May be the eccentric part 15, and the connecting pipe 14 may be integrally formed with the pipe connecting part 12 or the faucet connecting part 7.

A shaft 17 and an eccentric part 15 serve as rotatable means in a connecting device between the pipe connecting part 12 and the connecting pipe part 11.
Are connected in a watertight manner via O-rings 18.
As a fixing means of the pipe connection part 12 and the water faucet connection part 7, the water faucet connection part 7 is passed through the water faucet connection fixing part 19 which is screwed with the flange washer 23 and integrated, and the locking ring 20 is fitted into the groove 63. Then, the retaining washer 21 is fastened and locked with the screw 22, and the faucet connection fixing portion 19 is further provided with a hole 61 of the connecting plate 24.
Through, the fastening washer 25 is tightened and fixed with screws 26,
Further, the pipe connection portion 12 is configured such that the end surface 27 of the eccentric portion 15 is brought into contact with the end surface 27 of the shaft portion 17 and the other surface 62 is connected to the connection plate 24.
Is applied to the connecting plate 24 through the connecting port 52 of the connecting plate 24.
Is fixed by tightening it into the tightening support portion 31 of the shaft portion 17 with the nut 28 through the.

The connection port 52 through which the tightening support portion 31 of the pipe connection portion 12 of the connection plate 24 passes is formed in an oval shape so as to be freely adaptable to the dimension between the pipe cores. Further, since the faucet connection portion 7 is locked to the faucet connection fixing portion 19 with a gap between the hot and cold water, the faucet connecting portion 7 is rotatable with respect to the faucet connection fixing portion 19.

In order to improve the design of the connecting portion of the leg 10, the leg 10 is covered with the cover 30 and the end surface 64 of the nut 28 is provided.
, The fastening cover 32 is screwed into the faucet connection fixing portion 19, and the back surface 66 of the cover 30 is also applied to the end surface 65 of the fastening washer 25, so that the cover 30 and the cover 3 are closed.
Fix 2 Furthermore, the mounting surface 9 and the end surface 33 of the cover 32
In the case where a gap is generated, the design can be further improved by sliding the cover frame 34 to eliminate the gap.

FIG. 5 shows a second embodiment of the faucet connecting device according to the present invention. Hereinafter, points different from the first embodiment will be described.

As a movable means in the connecting device between the pipe connecting portion and the connecting pipe portion, the shaft portion 35 of the pipe connecting portion is
The position of the eccentric part 36 is adjusted by screwing the positioning nut 37 and the shaft part 35, and the end face 39 of the positioning nut 37 is brought into contact with the back end face 38 of the eccentric part 36, and the front end face 4 of the eccentric part 36 is adjusted.
0 through the connecting plate 41, and tighten the nut 43
To secure. Nut 43 and positioning nut 37
Is the space 4 to secure the movement adjustment allowance of the eccentric part 38.
4 and 45 are provided.

FIG. 6 shows a third embodiment of the faucet connection device according to the present invention. Hereinafter, points different from the first and second embodiments will be described.

As a telescopic means of the connecting pipe part 46, a pipe connecting part 47 and a faucet connecting part 48 are connected to respective connecting ports 50,
The connecting pipe portion 46 connected in a watertight manner at 51 was constituted by a flexible pipe 49. Even if the connection port 50 of the pipe connection part 47 and the connection port 51 of the faucet connection part 48 do not face each other in parallel by the flexible pipe 49, the flexible pipe 49 can be connected. The shaft portion 53 can be provided integrally, thereby improving the economy and workability.

FIG. 7 shows a fourth embodiment of the faucet connection device of the present invention. Hereinafter, points different from the first to third embodiments will be described.

A fixing plate 71 is separately provided for each leg, a connection port 72 is formed in an oval shape, and the length of the connecting pipe portion 73 is adjusted to match the distance between the cores of the hot and cold water mixing faucet 76. After adjustment, the height of the water outlet can be kept constant irrespective of the difference between the cores of the piping and the difference between the cores of the hot and cold water mixing taps 76 by tightening and fixing the pipe connection part 74 with the nut 75. Further, the faucet connection portion 78 is fastened and fixed by a nut 79.

FIG. 8 shows the connecting plate 7 in the water tap connecting device of FIG.
7 has been added to make it easier to fit the gap between the cores of the hot and cold water mixing faucet 76. This is a possible fifth embodiment of the present invention.

In the above-described embodiments, the configuration of the hot-water mixer tap, the configuration of the faucet connection portion, the connecting pipe portion, the configuration of the pipe connection portion, and the fixing structure can be implemented individually in combination. The embodiment may be appropriately modified and implemented without departing from the spirit of the present invention.

[0023]

According to the present invention, the following effects are exhibited by the above configuration.

(1) A pipe connecting part connected to a hot water supply source and a pipe leading to the water supply source, a faucet connecting part connected to a hot water inlet of a hot and cold water mixing tap, and a pipe connecting part and a faucet connecting part. A water faucet connection device comprising: a crank-shaped leg having a connecting pipe portion connecting between the legs; the leg being watertight so that the connecting pipe portion can expand and contract in a direction orthogonal to an axial direction of the pipe and the faucet connection. By providing the means to be connected to the faucet, the height of the water outlet of the faucet, without preparing a product with a different length of legs, regardless of the difference between the pipe core size and the faucet core size, Can be kept constant.

(2) The connecting pipe section is provided separately from the pipe connecting section, and means for connecting the pipe at the pipe connecting section orthogonally and rotatably in a watertight manner is provided. The positioning in the vertical direction connecting the axial direction of the shaft connection and the axial direction of the faucet connection of the hot and cold mixing faucet is facilitated. In addition, when it is desired to change the height of the water outlet of the faucet after connecting the pipe and the faucet due to a use application, environmental change, or the like, the work can be easily performed.

(3) Since the connecting pipe is provided with means for making it movable in the axial direction of the pipe of the pipe connecting part, it is possible to make the legs of the hot and cold water connected to the hot and cold water mixing tap uniform. It becomes easy and can be connected to piping and legs without applying excessive force. In addition, it is possible to adjust the extension of the faucet body according to the application.

(4) A means is provided for fixing the above-mentioned legs to the pipe connection portion and the faucet connection portion via a connecting plate having a connection port capable of freely responding to the distance between the cores of the pipe connection portion. Thus, the height of the water discharge port can be easily kept constant irrespective of the distance between the cores of the pipes by using the connecting plate as a support material. In addition, since a load can be applied only to the pipe connection portion and the faucet connection portion via the connection plate, there is no need to use a load-bearing strength member for the connection pipe portion, and by using an inexpensive member or a flexible tube. In addition, it is possible to improve economic efficiency and workability.

(5) The fixing of the legs is achieved by providing a means for fixing the pipe connection part and the faucet connection part separately for the hot and cold water via a fixing plate, so that the distance between the cores of the hot and cold mixing taps is provided. It can respond freely to the differences.

[Brief description of the drawings]

FIG. 1 is a front view of a water tap connecting device according to a first embodiment of the present invention.

FIG. 2 is a rear view of the water faucet connection device according to the first embodiment of the present invention.

FIG. 3 is a sectional view taken along line AA of FIG. 1;

FIG. 4 is an exploded perspective view of the first embodiment of the present invention.

FIG. 5 is a sectional view of a main part of a faucet connection device according to a second embodiment of the present invention.

FIG. 6 is a sectional view of a main part of a faucet connection device according to a third embodiment of the present invention.

FIG. 7 is an exploded perspective view of a faucet connection device according to a fourth embodiment of the present invention.

FIG. 8 is an exploded perspective view of a water faucet connection device according to a fifth embodiment of the present invention.

FIG. 9 is a top view of a connection device for a hot and cold mixing faucet showing a conventional example.

FIG. 10 is a front view of a connection device for a hot and cold mixing faucet showing a conventional example.

[Explanation of symbols]

 1, 8, 76: hot and cold water mixing tap 2, 10, ... leg 3, 7, 48, 78 ... faucet connection part 4, 11, 46, 73 ... connecting pipe part 5, 12, 47, 58, 74 ... pipe connection part Reference Signs List 6 water outlet 9 mounting surface 13 connecting pipe connection port 14 connecting pipe 15, 36, 67 eccentric part 16, 18 O-ring 17, 35, 53 shaft part 19 faucet connection fixing part 20 Locking ring 21: retaining washer 22, 26 ... screw 23: flange washer 24, 41, 77 ... connecting plate 25 ... fastening washer 27, 29, 33, 39, 64, 65 ... end surface 28, 43, 75, 79 ... Nut 30 ... Cover 31,42 ... Tightening support part 32 ... Tightening cover 34 ... Cover frame 37 ... Positioning nut 38 ... Back end face 40 ... Front end face 44,45 ... Space 49 ... Flexible pipes 50,51,72 ... Connection port 71: fixing plate 60, 61: hole 62: surface 63 ... groove 66 ... end face

Claims (5)

[Claims] 1. A pipe connection part connected to a hot water supply source and a pipe leading to a water supply source, a water faucet connection part connected to a hot water inlet of a hot water mixer tap, and a connection part between the pipe connection part and the water faucet connection part. And a crank-shaped leg having a connecting pipe section connecting the connecting pipe section, wherein the connecting pipe section is elastically and water-tightly connected in a direction perpendicular to an axial direction of the pipe and the connecting port of the faucet. A faucet connecting device, wherein the spout is provided on the leg. 2. The apparatus according to claim 1, wherein said connecting pipe portion is provided separately from the pipe connecting portion, and means is provided which is orthogonal to the pipe axis of the pipe connecting portion and rotatably and water-tightly connected. The faucet connection device according to claim 1. 3. The faucet connection device according to claim 2, wherein said connecting pipe portion is provided with means capable of moving in the axial direction of the pipe connection portion. 4. A means for fixing the above-mentioned legs via a connecting plate having a connection port capable of freely responding to the distance between the cores of the respective piping connections of hot and cold water. The faucet connection device according to any one of claims 1 to 3, further comprising: 5. The method according to claim 5, wherein the fixing of the legs is performed by fixing the pipe connection portion and the faucet connection portion with the hot water and the cold water via the fixing plate, and can freely correspond to the distance between the cores of the hot / water mixer tap. The faucet connection device according to claim 4, characterized in that: