JP2969515B2 - Discharge tube with cover - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a discharge pipe with a cover.

[0002]

2. Description of the Related Art A discharge pipe connected to a discharge port of a hot-water mixing faucet which mixes hot and cold water at an appropriate ratio by operating a handle to discharge a desired hot water, for example. In, the buffed casting is subjected to plating, but parts other than the discharge pipe, such as the hot water mixer tap body, are also packaged together with the discharge pipe when transferring the product. For example, the surface of the discharge pipe is easily scratched due to such factors, and in that case, it becomes a defective product, and there is a problem that the cost increases because replacement with a new one is required, and the maintenance is very poor. This also applies to the discharge pipe used for a single faucet.

Further, in the hot and cold water mixing faucet, only a synthetic resin cap for heat insulation is attached to only the tip of the discharge pipe, and the horizontal part and the elbow part other than the tip of the discharge pipe become hot and the user becomes hot. Was injured by direct contact.

According to the present invention, even if the discharge pipe becomes defective during transport of the product, not all but a part can be replaced by extremely simple work, and the replacement can be made at low cost to improve maintenance. Further, when a desired hot water is discharged, a discharge pipe with a cover is provided in which a user may directly touch a horizontal part other than the tip of the discharge pipe and an elbow part and cause an accident such as a burn. The purpose is to:

[0005]

To achieve SUMMARY OF to the above objects, the present invention is dependent on the discharge port of the faucet pivotally connected communication becomes longer horizontal portion and the elbow portion, Ba
Metal discharge pipe main body that is not finished, a synthetic resin cap attached to the end of the horizontal portion of the discharge pipe main body, and a tip of the discharge pipe main body when the synthetic resin cap is not attached. A first cover made of synthetic resin, which is inserted from the side and is attached to the discharge pipe body so as to cover the whole of the horizontal portion except the tip and the front side of the elbow portion of the discharge pipe body, and is attached to the discharge pipe body. A second cover made of synthetic resin, which is provided detachably with respect to the first cover and covers the rear side of the elbow portion of the discharge pipe main body from the rear side of the discharge pipe main body . One of the covers
The inner surface of the insertion hole is blurred when the discharge pipe body is inserted.
When a pair of ribs that prevent
In both cases, at the lower part of the inner surface of the second cover,
U-shaped ribs are formed to prevent the occurrence of cracks
And on the upper part of the elbow of the first cover.
Is provided with a pair of left and right locking portions in front view,
A position corresponding to the locking portion on the upper inner surface of the second cover
The device has a locked part that engages with the locking part.
One end of a cap is provided at the end of the horizontal portion of the first cover.
A step having a size to engage with the step formed in the step is formed.
And the cap is placed on the horizontal portion of the first cover through both steps.
It is characterized by being able to be attached to .

[0006]

Embodiments of the present invention will be described below. Note that the present invention is not limited thereby.

FIG. 1 to FIG. 4 show an entire configuration of a hot-water mixing faucet with a heat insulating cover using a discharge pipe with a cover according to an embodiment of the present invention, and FIGS. A synthetic resin cap, a first cover made of a synthetic resin, and a second cover made of a synthetic resin that constitute a discharge pipe with a cover according to the embodiment.
Shows the cover.

In FIGS. 1 to 4, reference numeral 1 denotes a heat insulating cover, which comprises an upper half body 2 and a lower half body 3. Reference numeral 4 denotes a hot and cold water mixing tap body, which mixes hot and cold water flowing from a connecting portion (hot water inflow pipe) 6 to the hot water supply pipe 5 and a connecting portion (water inflow pipe) 8 to the hot water supply pipe 7 so as to control flow rate and temperature. Hot water (or cold water) is discharged from the discharge port 10 so that the flow rate and the temperature are set by the operation handle 9.

The hot / water mixer tap body 4 is provided with a valve 2 to be described later.
0, a hot water inflow pipe 6 and a water inflow pipe 8 are provided, and these valves 20, hot water inflow pipe 6 and water inflow pipe 8 are made of metal (bronze or brass) and are not buffed. Note that 11
Are eccentric pipes connecting the hot water inflow pipe 6 and the hot water supply pipe 5 in communication with each other;
Reference numeral 2 denotes an eccentric pipe that connects and connects the water inflow pipe 8 and the water supply pipe 7.

Reference numeral 13 denotes a discharge pipe. This discharge pipe 13
The joint member 14 is connected to the discharge port 10 so as to be rotatable left and right. Reference numeral 20 denotes a valve arranged in the center of the hot and cold water mixing tap main body 4, and is a cartridge type valve member 20a.
And a housing cylinder 20b for accommodating the valve member 20a, and an attachment portion 20c having a hot water introduction hole, a water introduction hole (not shown), and a hot and cold water outlet hole communicating with the discharge port 10. Then, with the valve member 20a housed in the housing cylinder 20b, the valve member 20a is installed on the attachment portion 20c.

Reference numeral 26 denotes a cylindrical rising portion, which is provided at the center of the upper surface portion h of the upper half body 2 and has an opening for exposing the operation handle 9 in a state of covering the side portion of the cartridge accommodating tube 20b. 25.

Reference numeral 27 denotes an opening provided at the center of the lower surface t of the lower half body 3, which covers the side portion 10a of the discharge port 10 inserted into the opening 27 and the lower end face 10b of the discharge port 10 (see FIG. 4). ) To expose.

Hereinafter, the discharge pipe 1 will be described with reference to FIGS.
3 will be described. The discharge pipe 13 is a metal discharge pipe main body 15 that is connected to the discharge port 10 so as to be rotatable left and right.
A synthetic resin cap 16 attached to the distal end m of the long horizontal portion 15a (see FIG. 1) of the discharge pipe main body 15,
When the synthetic resin cap 16 is not mounted, the entire horizontal portion 15a except the tip m and the elbow portion 15 of the discharge pipe body 15 are inserted from the tip side of the discharge pipe body 15.
b (see FIG. 1) so as to cover the front side L.
A first heat-insulating cover 17 made of a synthetic resin and attached to the first heat-insulating cover 17 attached to the discharge pipe main body 15.
And a second heat-insulating cover 18 made of synthetic resin that covers the rear side R of the discharge pipe main body 15 from the rear side. In the present invention, since the cap 16 and the heat insulating covers 17 and 18 can cover substantially the entire discharge pipe main body 15 so that the discharge pipe main body 15 is not visible from the outside, the discharge pipe main body 15 has a cost reduction viewpoint. Not buffed.

The first heat-insulating cover 17 comprises a horizontal portion 54 having a discharge pipe main body insertion hole 50 and an elbow 55. The insertion hole 50 is loosely fitted with the horizontal portion 15a of the discharge pipe main body 15. It has openings of the largest possible size. Then, the cap 16 is attached to the tip of the horizontal portion 54.

On the other hand, on the inner surface of the insertion hole 50 on the side of the cap 16, a pair of ribs 51, 51 for preventing occurrence of blurring when the discharge pipe main body 15 is inserted are horizontally opposed to each other.

Further, a U-shaped rib 52 is formed at a lower portion of the inner surface of the second heat insulating cover 18 for the purpose of reliably preventing the discharge pipe main body 15 from blurring. This U
The U-shaped rib 52 and the pair of ribs 51, 51 constitute an anti-shake mechanism for preventing the discharge pipe main body 15 from shaking.

On the upper part of the elbow 55 of the first heat-insulating cover 17, there are provided a pair of right and left claws 56, 56 as viewed from the front. On the other hand, in the upper inner surface of the second heat-insulating cover 18, concave portions 57, 57 are provided at positions corresponding to the claws 56, 56 as locked portions to be engaged with the locking portions 56, 56. Therefore, the metal discharge pipe main body 15 not subjected to the buff finish is not exposed from the joint between the two 18 and 55.

Reference numeral 60 denotes a horizontal portion 5 of the first heat insulating cover 17.
The step formed at the front end of the cap 4 has a size to be engaged with the step 61 formed at one end of the cap 16. And
The cap 16 can be attached to the horizontal portion 54 of the first heat insulating cover 17 via the steps 60 and 61. Therefore, both 1
The metal discharge pipe main body 15 that has not been buffed is not exposed from the joints 6 and 54.

The cap 16 has a discharge port 60
In addition, a rectifying plate 61 is provided radially to the end of the rectifier, and a rectifier body 63 screwed to the discharge port portion 60 via a sealing material 62 is made of metal to form a discharge port 64 of the rectifier body 63.
And a step portion 65 is formed around the portion, and between the step portion 65 and the rectifying plate 61 on the cap side, a plurality of mesh members 6 are formed.
6, 67 are sandwiched.

Thus, the joint member 14 is attached to the elbow portion 15b.
A metal discharge pipe main body 15 into which is fitted is prepared, and the first heat insulating cover 17 and the cap 16 are sequentially inserted into the discharge pipe main body 15. In this case, with the elbow 55 of the first heat insulating cover 17 facing the insertion side, the first heat insulating cover 17 is inserted from the distal end m side of the horizontal portion 15a of the discharge pipe main body 15. And the first heat insulating cover 1
The cap 16 is inserted until the upper end 70 of the seventh elbow 55 contacts the lower surface of the joint member 14. Thereby, the front side L of the elbow portion 15b of the discharge pipe main body 15 can be covered. Then, from the rear side of the discharge pipe main body 15, the second heat insulating cover 1
8 is pressed against the elbow 55 of the first heat insulating cover 17.
As a result, the claws 56, 56 and the recesses 57, 57 are engaged, and the rear side R of the elbow portion 15 b of the discharge pipe main body 15 can be covered from the rear side of the discharge pipe main body 15.

As described above, the cap 16 and the heat insulating cover 1
Since almost the entire discharge pipe main body 15 can be covered with 7, 18,
Horizontal portion 15 and elbow portion 15b of discharge pipe main body 15
However, it is possible to prevent the user from getting hot and getting burned by directly touching the user.

The assembling of the heat insulating covers 17 and 18 is as follows.
The simple work of pressing the second heat insulating cover 18 against the elbow 55 of the first heat insulating cover 17 from the rear side of the discharge pipe main body 15 is sufficient. And the metal discharge pipe main body 15 which has not been buffed is not exposed.

Furthermore, since the discharge pipe main body 15 is covered with the cap 16 and the heat insulating covers 17 and 18, the discharge pipe main body 15 does not need to be subjected to expensive buffing, and the cost can be reduced.

In addition, the discharge pipe main body 15 is
Since the discharge pipe main body 15 is protected by the heat insulating covers 17 and 18, the discharge pipe main body 15 can be protected by the cap 1.
6. Since the product is transported while being covered with the heat insulating covers 17, 18, even if the cap 16, the heat insulating covers 17, 18
Even if the surface is damaged, it is only necessary to replace the cap 16 and the heat insulating covers 17, 18 which can be mass-produced at low cost.

The present invention can be applied to a discharge pipe used for a single faucet. In this case, it is not necessary to perform expensive buffing on the discharge pipe main body. It is possible to prevent the metal discharge pipe main body that has not been buffed from being exposed by simple assembly work of the synthetic resin cover, and even if the surface of the cover is scratched, it is cost effective. It has the advantage that it is only necessary to replace caps and covers that can be mass-produced.

[0026]

As described above, according to the present invention, the discharge pipe main body is made of a synthetic resin, regardless of whether it is a discharge pipe used for a hot / water mixing faucet or a discharge pipe used for a single faucet. Second
Since the cover is covered with the cover, it is not necessary to perform buffing on the hot and cold water mixing tap body or the single faucet body, and the cost can be reduced. In this case, a simple operation of simply connecting the second cover to the first cover from behind (one-push method)
Can cover the discharge pipe main body.

Further, the discharge pipe main body can be protected by the first and second covers, and the discharge pipe main body can be protected by a cap. Since the product is transported while being covered with the second cover, even if the cap, the first. Cap that can be mass-produced at low cost even if the surface of the second cover is damaged. All that is required is to replace the second cover. Therefore, maintenance can be improved.

In the case of a discharge pipe used for a hot and cold water mixing faucet, not only the cap but also the first and second covers do not become entirely hot due to the heat-insulating action, and the user directly touches the discharge pipe and burns. Can be reliably prevented.

[Brief description of the drawings]

FIG. 1 is an explanatory view of the overall configuration of a faucet with a cover using a discharge pipe with a cover according to an embodiment of the present invention as viewed from the front.

FIG. 2 is an overall configuration explanatory view of a covered faucet using the covered discharge pipe of the embodiment, viewed from the side.

FIG. 3 is an overall configuration explanatory view of a covered faucet using the covered discharge pipe of the embodiment, as viewed from above.

FIG. 4 is an exploded perspective view of a cover-equipped faucet using the cover-equipped discharge pipe of the embodiment.

FIG. 5 is an exploded perspective view showing a synthetic resin cap and first and second synthetic resin covers in the embodiment.

FIG. 6 is a structural explanatory view showing a synthetic resin cap and first and second synthetic resin covers in the embodiment.

FIG. 7 is a structural explanatory view showing a synthetic resin cap and first and second synthetic resin covers in the same embodiment.

[Explanation of symbols]

4: Hot water mixer tap body, 10: discharge port, 13: discharge pipe, 1
5: discharge pipe main body, 15a: horizontal portion, 15b: elbow portion, 16: synthetic resin cap, 17: first heat insulating cover made of synthetic resin, 18: second heat insulating cover made of synthetic resin, L: elbow The front side of the part, R ... the rear side of the elbow part.

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁶ , DB name) E03C 1/042 B05B 1/00

Claims (1)

(57) [Claims] 1. A buffing device comprising a long horizontal portion and an elbow portion which are connected to a discharge port of a faucet so as to be rotatable left and right.
A metal discharge pipe body that has not been finished, a synthetic resin cap attached to the end of the horizontal portion of the discharge pipe body, and when the synthetic resin cap is not attached,
A first cover made of synthetic resin attached to the discharge pipe body so as to cover the whole of the horizontal portion except for the tip and the front side of the elbow portion of the discharge pipe body, which is inserted from the tip side of the discharge pipe body; A second cover made of synthetic resin, which is detachably provided with respect to the first cover attached to the discharge pipe main body and covers the rear side of the elbow portion of the discharge pipe main body from the rear side of the discharge pipe main body. And inserting the first cover
The inner surface of the hole is blurred when the discharge pipe body is inserted
And a pair of ribs are horizontally opposed
Displacement of the discharge pipe main body is generated below the inner surface of the second cover.
U-shaped ribs are formed to prevent kinking
In addition, above the elbow of the first cover,
While a pair of right and left locking portions are provided in front view,
At the position corresponding to the locking portion on the upper inner surface of the second cover
Is provided with a locked portion that engages with the locking portion, and further,
At the end of the horizontal part of the first cover, form one end of the cap
A step having a size that engages the formed step is formed.
And the cap is placed on the horizontal portion of the first cover through both steps.
Discharge pipe with cover, which can be attached .