JP2003222282A - Hose connection base with hose cover - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a hose connection base with a hose cover for making the hose connection base look more attractive by concealing a cut at a distal end of a hose inserted into a hose insertion part and preventing water intrusion and water leakage from the cut at the distal end of the hose when a hose band fastening to be performed after inserting the hose into the hose insertion part is insufficient and the hose band fastening is loosened while using the hose band. <P>SOLUTION: This hose connection base is provided with a stepped hose insertion nozzle 11, a cylindrical part 13 continuously provided at a rear end of the hose insertion nozzle 11, a round washer hose opening receiving part 121 stood at the rear end of the hose insertion nozzle 11, the hose cover 12 cylindrically extended to cover the distal end part of the hose 30 inserted into the hose insertion nozzle 11 from an outer peripheral edge of the hose opening receiving part 121 toward a distal end of the hose insertion nozzle 11, a split ring 16 fitted into a circumferential groove 132 provided near a distal end 131 of the cylindrical part 13, and a nut 14 loosely fitted into the cylindrical part 13 to connect the cylindrical part 13 to a water supply pipe. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention mainly relates to a bus,
The present invention relates to a hose connection mouthpiece used for water supply pipes for water heaters, boilers, washbasins, etc.

[0002]

2. Description of the Related Art Conventionally, this type of hose connecting cap has been shown in FIG.
As shown in FIG. 14, the hose 30 is inserted into the bamboo-shaped hose insertion portion 11C, the band is fastened, and the nut 14C loosely fitted in the cylindrical portion 13C continuously provided at the rear end of the hose insertion portion 11C.
Then, although the tip of the cylindrical portion 13C was connected to the water supply pipe through the packing 15C, when the band tightening is insufficient or when the band tightening becomes loose during use, water is cut from the cut end of the hose tip 301C. There was a defect that water could leak in or leak. In addition, connect the hose tip 301C to the hose insertion part 1
When inserted into 1C, the cut end of the hose tip 301C was not cut well in many cases. Therefore, the present inventor provided a hose receiver at the rear end of the hose insertion portion and provided a hose cover portion for covering the hose tip portion,
When the tightening of the band is insufficient, or when the tightening of the band becomes loose during use, intrusion of water from the cut end of the hose, or prevention of water leakage, and connection to the water supply pipe, We succeeded in solving the above problems by covering the cut end of the inserted hose to improve the appearance.

[0003]

DISCLOSURE OF THE INVENTION The present invention conceals the cut end at the end of a hose inserted in a hose insertion part to improve the appearance, and performs the hose band after inserting the hose into the hose insertion part. We provide a hose connection mouthpiece with a hose cover that can prevent water from entering or leaking from the cut end of the hose when the tightening is insufficient or the hose band tightens loose during use. is there.

[0004]

In order to achieve the above-mentioned object, a hose connecting mouthpiece with a hose cover of the present invention is provided with a bamboo-like hose insertion portion 11 and a hose insertion portion 11 as shown in FIG. A cylindrical washer 13 continuously provided at the rear end and a round washer-shaped hose mouth receiving portion 1 provided upright at the rear end of the hose insertion portion 11
21 and a hose cover 12 extending in a cylindrical shape from the outer peripheral edge of the hose mouth receiving portion 121 toward the tip of the hose insertion portion 11 so as to cover the tip end portion of the hose 30 inserted into the hose insertion portion 11. A split ring 16 fitted in a circumferential groove 132 provided near the tip 131 of the cylindrical portion 13, and a nut 14 loosely fitted in the cylindrical portion 13 so that the cylindrical portion 13 can be connected to a water supply pipe. It is equipped with. In order to achieve the above-mentioned object, the hose connection mouthpiece with a hose cover of the present invention is, as shown in FIG. 2, connected to a bamboo shoot-shaped hose insertion portion 11B and a rear end of the hose insertion portion 11B. Cylindrical portion 13B bent into an elbow or bend
And a round washer-shaped hose mouth receiving portion 121B erected at the rear end of the hose inserting portion 11B, and the hose inserting portion 11B from the outer peripheral edge of the hose mouth receiving portion 121B toward the tip of the hose inserting portion 11B. A hose cover 12B extending cylindrically so as to cover the tip of the inserted hose 30, and a split ring 16B fitted in a circumferential groove 132B provided near the tip 131B of the bent cylindrical portion 13B, The cylindrical portion 1
The cylindrical portion 13B so that 3B can be connected to the water supply pipe.
And a nut 14B loosely fitted in. In the present invention, the bamboo-shaped hose insertion portion is formed in a shape in which a plurality of tapers are connected from the rear end toward the front end so that the outer surface is inscribed in the inner surface of the hose when the hose is inserted, and the hose is prevented from falling off. Along with this, a water passage hole is provided inside. Further, in the present invention, the split ring is made of a spring material and is cut at one place, so that it can be fitted into the circumferential groove provided in the cylindrical portion by a spring action, and at the time of pipe connection, the nut The end can be locked.

[0005]

Embodiment 1 of the present invention is shown in FIG.
Is shown in. A hose connection mouthpiece with a hose cover according to an embodiment of the present invention includes a bamboo-shaped hose insertion portion 11 and a cylindrical portion 1.
3, a hose mouth receiving portion 121, a hose cover 12, a split ring 16, a packing 15, and a nut 14. The bamboo shoot-shaped hose insertion portion 11 is formed with a plurality of tapers on the outer surface of the cylinder into which the hose 30 is inserted, and a water passage hole 111 is provided inside. The cylindrical portion 13 is continuously provided at the rear end of the bamboo shoot-shaped hose insertion portion 11 and is provided with a water passage hole 111 therein, and the water passage hole 111 of the hose insertion portion 11 is provided.
And a nut 14 described later is loosely fitted to the outer circumference. The hose mouth receiving portion 121 is erected at the rear end of the hose inserting portion 11 in a circular washer shape. The hose cover 12 extends in a cylindrical shape from the outer peripheral edge of the hose mouth receiving portion 121 toward the tip of the hose insertion portion 11 so as to cover the tip end portion of the hose 30 inserted in the hose insertion portion 11. The split ring 16 is fitted in a circumferential groove 132 provided near the tip 131 of the cylindrical portion 13, and a rear end of a nut 14 described later is locked,
The cylindrical portion 13 is formed so as to be connected to a water supply pipe. The nut 14 has a hexagonal outer surface, is provided with a pipe thread on the inner periphery that can be screwed into the water supply pipe, and is loosely fitted to the cylindrical portion 13 at the rear end of the inner periphery and can be locked to the split ring 16 in a circumferential shape. The protrusion 141 is formed. When connecting the hose 30 to the water supply pipe, hold the cylindrical portion 13 and hold the hose insertion portion 1
1, the hose 30 and the hose tip 301 have the hose mouth receiving portion 12
1 and the cover 12 until it is hidden, and then tighten a band (not shown) on the hose 30 to fix the nut 14 to the tip 131 of the cylindrical portion 13.
By sliding it to the side and screwing it into the water supply pipe via the packing 15, the cylindrical portion 13 and the water supply pipe can be connected. Therefore, the hose tip 301 inserted into the hose insertion portion 11
The cut end of the hose is concealed and the appearance is improved, and when the hose band is tightened insufficiently when the hose is inserted, or when the hose band tightens loosen during use, water enters from the cut end of the hose tip 301, Alternatively, water leakage can be prevented.

[0006]

Embodiment 2 of the present invention is shown in FIG.
Is shown in. The hose connection mouthpiece with a hose cover according to the embodiment of the present invention includes a bamboo-like hose insertion portion 11B, an elbow or a bend-shaped cylindrical portion 13B, a hose mouth receiving portion 121B, a hose cover 12B, and a split ring 16B.
And packing 15B and nut 14B.
Bamboo shoot-shaped hose insertion part 11B, hose mouth receiving part 121
The configurations of B, hose cover 12B, split ring 16B, packing 15B, and nut 14B are the same as in the first embodiment of the present invention.
Since it is the same as, the detailed description will be omitted. The elbow or bend-shaped cylindrical portion 13B is connected to the rear end of the bamboo shoot-shaped hose insertion portion 11B, and the cylindrical portion 133B that intersects at a right angle is integrally formed with the bent water passage hole. 111B is provided and the hose insertion portion 11B
Of the water passage 111B. The operation of the second embodiment of the present invention when the hose is inserted into the product of the present invention and connected to the water supply pipe is also the same as that of the first embodiment of the present invention, and therefore detailed description thereof will be omitted.

[0007]

According to the present invention, when a hose is inserted into the hose insertion portion, the cut end of the hose is concealed and looks good, and when the hose band is not tightened sufficiently,
Alternatively, when the hose band tightens loosen during use, it is possible to prevent water from entering or leaking from the cut end of the hose.

[Brief description of drawings]

FIG. 1 is a side view showing a part of a cross section of an embodiment of the present invention.

FIG. 2 is a side view, partly in cross section, showing another embodiment of the present invention.

FIG. 3 is a cross-sectional view showing a conventional example.

[Explanation of symbols]

11, 11B, 11C Hose insertion part 12, 12B hose cover 121, 121B Hose mouth receiving part 13, 13B, 13C Cylindrical part 14, 14B, 14C nuts 15, 15B, 15C packing 16, 16B split ring 30 hoses

Claims (2)

[Claims] 1. A bamboo washer-shaped hose insertion portion 11, a cylindrical portion 13 connected to a rear end of the hose insertion portion 11, and a round washer-shaped hose erected at a rear end of the hose insertion portion 11. From the outer periphery of the mouth receiving portion 121 to the tip of the hose inserting portion 11 from the outer peripheral edge of the hose receiving portion 121, the hose 30 is extended in a cylindrical shape so as to cover the tip end portion of the hose 30 inserted into the hose inserting portion 11. Hose cover 12 and tip 131 of the cylindrical portion 13
Split ring 16 fitted in circumferential groove 132 provided nearby
And a nut 14 loosely fitted in the cylindrical portion 13 so that the cylindrical portion 13 can be connected to a water supply pipe. 2. A bamboo-shoe-shaped hose insertion portion 11B, an elbow or a bended cylindrical portion 13B that is continuously provided at the rear end of the hose insertion portion 11B, and the hose insertion portion 11
A round washer-shaped hose mouth receiving portion 121B erected at the rear end of B,
From the outer peripheral edge of the hose mouth receiving portion 121B to the hose insertion portion 11
A hose cover 12B extending in a cylindrical shape so as to cover the tip of the hose 30 inserted into the hose insertion portion 11B toward the tip of B, and a circle provided near the tip 131B of the bent cylindrical portion 13B. A hose connection mouthpiece with a hose cover, comprising a split ring 16B fitted in the circumferential groove 132B and a nut 14B loosely fitted in the cylindrical portion 13B so that the cylindrical portion 13B can be connected to a water supply pipe. .