CN214037299U

CN214037299U - Water return assembly

Info

Publication number: CN214037299U
Application number: CN202022038227.9U
Authority: CN
Inventors: 陶钶; 聂众志
Original assignee: Hunan Lesso Technology Industrial Co ltd
Current assignee: Hunan Lesso Technology Industrial Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-08-24
Anticipated expiration: 2030-09-16

Abstract

The utility model provides a water return component, which comprises a tee pipe fitting (1) and an internal thread elbow (2); the three-way pipe fitting (1) comprises a first bell mouth (11), a second bell mouth (12), a U-shaped pipe and a socket (13); the first bellmouth (11) and the second bellmouth (12) are respectively positioned at two ports of the U-shaped pipe; the socket (13) is positioned in the middle of the U-shaped pipe and is communicated with the inside of the U-shaped pipe, and the socket (13) extends out of one side of the U-shaped pipe without a port; the three-way pipe fitting (1) is of an integrally formed structure; an internal thread metal insert (21) is embedded in one end of the internal thread elbow (2), and a third socket (22) is arranged at the other end of the internal thread elbow (2); the third socket (22) is connected with the socket (13). Above-mentioned return water subassembly has solved the many, the troublesome problem of installation of return water pipeline accessory, can improve the installation effectiveness of house ornamentation hot water pipeline.

Description

Water return assembly

Technical Field

The utility model relates to a pipe fitting field, more specifically relates to a return water subassembly.

Background

At present, a hot water circulating system is realized by arranging a pipe fitting at home and mainly connecting a water return pipeline externally through a hot water main pipe, the water return pipeline is generally installed through a tee joint and two elbows, the method has the disadvantages of more used fittings, more processes of existing hot melting socket joint and low efficiency.

In the patent 201520430738.1 of the Chinese application, a tee pipe fitting is disclosed, and the three joint parts are respectively provided with a conglomerate for limiting the connecting pipe fitting, so that the connecting efficiency is improved; however, this tee fitting is not suitable for quick connection of a hot water return line for domestic use.

Disclosure of Invention

The utility model discloses an aim at overcoming above-mentioned prior art at least one defect (not enough), provide a return water subassembly to solve the return water pipeline accessory many, the trouble problem of installation, reach and reduced the installation step, improve the effect of installation effectiveness.

In order to achieve the above technical effects, the technical scheme of the utility model as follows:

in a first aspect, the utility model provides a water return component, which comprises a three-way pipe fitting and an internal thread elbow; the three-way pipe fitting comprises a first bell mouth, a second bell mouth, a U-shaped pipe and a socket; the first bellmouth and the second bellmouth are respectively positioned at two ports of the U-shaped pipe; the socket is positioned in the middle of the U-shaped pipe and is communicated with the inside of the U-shaped pipe, and the socket extends out to one side of the U-shaped pipe without a port; the three-way pipe fitting is of an integrally formed structure;

an internal thread metal insert is embedded in one end of the internal thread elbow, and a third socket is arranged at the other end of the internal thread elbow; the third socket is connected with the socket.

It should be noted that, in the water return assembly provided by the present invention, the tee pipe fitting is an integrally formed structure, when installed, the socket and the third socket of the female elbow are connected by hot melting socket to form an integral water return pipe fitting, the first socket and the second socket are connected with the hot water pipe fitting to form a hot water circulation pipeline, and one end of the female elbow inlaid with the female metal insert is connected with the water outlet pipeline; therefore, the number of mounting accessories and mounting steps is reduced, hot melting connection is convenient and quick, and mounting efficiency is improved; the water return pipeline connected with the water return component can realize the effect of instant hot water when the water is opened; in addition, the arc transition of the U-shaped pipe can reduce the resistance to water.

Further, the axis of the first socket and the axis of the second socket are on the same plane.

Further, the axis of the first bell mouth, the axis of the second bell mouth and the axis of the socket are on the same plane.

The purpose of locating the axes of the three interfaces on the same plane is to reduce the resistance of the tee pipe against water.

Furthermore, a first groove is formed in the inner wall surface of the first socket.

Furthermore, a second groove is formed in the inner wall surface of the second socket.

Further, a third groove is formed in the inner wall surface of the third socket.

It should be noted that the groove can accommodate the flash generated by welding during installation, so as to achieve the flash-proof effect.

Furthermore, the outer walls of the first bellmouth and the second bellmouth are respectively provided with a first marking line.

Furthermore, a second marking line is arranged on the outer wall of the third bellmouth.

It should be noted that, the above-mentioned marking line is used to facilitate the installation and positioning of the interface and the pipe.

The second aspect, the utility model discloses still provide a return water subassembly that has modified on the basis of the first aspect, specifically be: the double-seat elbow replaces an internal thread elbow, and the socket of the three-way pipe fitting is connected with the elbow at one end of the double-seat elbow. The double-seat water return pipe is combined with the functions of the double-seat water return pipe, and is connected with a cold and hot water path, so that the installation is more convenient and more suitable for construction installation; the number of mounting accessories and mounting steps is reduced, hot melting connection is convenient and quick, and mounting efficiency is improved; the water return pipeline connected with the water return component can realize the effect of instant hot water when the water is opened; in addition, the arc transition of the U-shaped pipe can reduce the resistance to water.

Furthermore, two ends of the duplex seat elbow are respectively provided with one internal thread elbow, and the socket of the tee pipe fitting is connected with a third socket of the internal thread elbow. One end of the double-seat elbow is connected with the hot water pipeline, and the other end of the double-seat elbow is connected with the cold water pipeline, so that the installation is more convenient.

Compared with the prior art, the technical scheme of the invention has the beneficial effects that:

the utility model provides a first aspect provides in the return water subassembly, the tee bend pipe fitting is the integrated into one piece structure, during the installation, make socket and the third bellmouth hot melt bell and spigot joint of female thread elbow form an integral return water pipe fitting, first bellmouth and second bellmouth are connected with the hot-water pipe fitting and form the hot-water circulation pipeline, the female thread elbow inlays the one end of female thread metal insert and is connected with the outlet pipe way; therefore, the number of mounting accessories and mounting steps is reduced, hot melting connection is convenient and quick, and mounting efficiency is improved; the water return pipeline connected with the water return component can realize the effect of instant hot water when the water is opened; in addition, the arc transition of the U-shaped pipe can reduce the resistance to water.

The utility model discloses still provide a return water subassembly that has modified on the basis of the first aspect, replace female thread elbow with pair seat elbow, the socket of tee bend pipe fitting with the wherein elbow of one end of pair seat elbow is connected. The effect of having combined pair seat and return pipe spare is connected the changes in temperature water route, and the installation is more convenient, more adapts to the construction installation.

Drawings

Fig. 1 is a schematic structural view of a water return assembly in embodiment 1 of the present invention;

fig. 2 is a schematic structural diagram of a tee pipe fitting in embodiment 1 of the present invention;

fig. 3 is a schematic structural view of an internal thread elbow in embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a water return assembly in embodiment 2 of the present invention.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent;

for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;

it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The technical solution of the present invention is further described below with reference to the accompanying drawings and examples.

Example 1

Referring to fig. 1, 2 and 3, the present embodiment provides a water return assembly, which includes a tee pipe fitting 1 and an internal thread elbow 2; the tee pipe fitting 1 comprises a first bellmouth 11, a second bellmouth 12, a U-shaped pipe and a socket 13; the first bellmouth 11 and the second bellmouth 12 are respectively positioned at two ports of the U-shaped pipe; the socket 13 is positioned in the middle of the U-shaped pipe and is communicated with the inside of the U-shaped pipe, and the socket 13 extends out of one side of the U-shaped pipe without a port; the three-way pipe fitting 1 is of an integrally formed structure;

an internal thread metal insert 21 is embedded in one end of the internal thread elbow 2, and a third socket 22 is arranged at the other end of the internal thread elbow 2; the third socket 22 is connected to the socket 13.

It should be noted that, in the water return assembly provided by the present invention, the tee pipe fitting 1 is an integrally formed structure, when installed, the socket 13 and the third bell mouth 22 of the internal thread elbow 2 are connected by hot melting socket to form an integral water return pipe fitting, the first bell mouth 11 and the second bell mouth 12 are connected with the hot water pipe fitting to form a hot water circulation pipeline, and one end of the internal thread elbow 2 embedded with the internal thread metal insert 21 is connected with water outlet pipelines such as a faucet and a shower assembly; therefore, the number of mounting accessories and mounting steps is reduced, hot melting connection is convenient and quick, and mounting efficiency is improved; the water return pipeline connected with the water return component can realize the effect of instant hot water when the water is opened; in addition, the arc transition of the U-shaped pipe can reduce the resistance to water. Of course, the assembly of the tee pipe 1 and the female elbow 2 may be completed before leaving the factory, or may be completed at the construction site, which is not limited herein.

Further, the axial center of the first socket 11 and the axial center of the second socket 12 are on the same plane.

Further, the axial center of the first socket 11, the axial center of the second socket 12 and the axial center of the socket 13 are on the same plane.

The purpose of locating the axial centers of the three ports on the same plane is to reduce the resistance of the tee fitting 1 to water.

Further, a first groove 14 is formed on an inner wall surface of the first socket 11.

Further, a second groove 16 is formed on the inner wall surface of the second socket 12.

Further, a third groove 23 is formed on an inner wall surface of the third socket 22.

It should be noted that, the groove can accommodate the flash produced by welding when being installed, so as to achieve the effect of flash prevention and ensure the beauty of the product after being installed.

Further, the outer walls of the first socket 11 and the second socket 12 are respectively provided with a first marking line 15.

Further, a second mark line 24 is arranged on the outer wall of the third socket 22.

It should be noted that, the marking line is used for facilitating the installation and positioning of the interface and the pipe, and is beautiful and convenient to install.

Example 2

As shown in fig. 4, the present embodiment is different from the above embodiments, specifically: the double-seat elbow 3 is used for replacing the internal thread elbow 2, and the socket 13 of the three-way pipe fitting 1 is connected with the elbow at one end of the double-seat elbow 3. The other end of the double-seat elbow 3 is connected with a cold water pipe; the double-seat water return pipe is combined with the functions of the double-seat water return pipe, and is connected with a cold and hot water path, so that the installation is more convenient and more suitable for construction installation; the number of mounting accessories and mounting steps is reduced, hot melting connection is convenient and quick, and mounting efficiency is improved; the water return pipeline connected with the water return component can realize the effect of instant hot water when the water is opened; in addition, the arc transition of the U-shaped pipe can reduce the resistance to water.

Furthermore, two ends of the double-seat elbow 3 are respectively provided with one female elbow 2, and the socket 13 of the three-way pipe fitting 1 is connected with the third socket 22 of the female elbow 2. One end of the duplex elbow 3 is connected with a hot water pipeline, and the other end is connected with a cold water pipeline, so that the installation is more convenient. Of course, the assembly of the tee pipe 1 and the double-seat elbow 3 may be completed before leaving the factory, or may be completed on the construction site, which is not limited herein.

The tee pipe 1 and the female elbows 2 at both ends of the double-seat elbow 3 in this embodiment are the same as those in embodiment 1, and are not described again here.

The same or similar reference numerals correspond to the same or similar parts;

the positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent;

it should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A water return assembly is characterized by comprising a three-way pipe fitting (1) and an internal thread elbow (2);

the three-way pipe fitting (1) comprises a first bell mouth (11), a second bell mouth (12), a U-shaped pipe and a socket (13); the first bellmouth (11) and the second bellmouth (12) are respectively positioned at two ports of the U-shaped pipe; the socket (13) is positioned in the middle of the U-shaped pipe and is communicated with the inside of the U-shaped pipe, and the socket (13) extends out of one side of the U-shaped pipe without a port; the three-way pipe fitting (1) is of an integrally formed structure;

an internal thread metal insert (21) is embedded in one end of the internal thread elbow (2), and a third socket (22) is arranged at the other end of the internal thread elbow (2); the third socket (22) is connected with the socket (13).

2. The water return assembly according to claim 1, characterized in that the axial center of the first bell mouth (11) and the axial center of the second bell mouth (12) are in the same plane.

3. The water return assembly according to claim 1, characterized in that the axial center of the first bell mouth (11), the axial center of the second bell mouth (12) and the axial center of the socket (13) are in the same plane.

4. A water return assembly according to claim 1, 2 or 3, characterized in that the inner wall surface of the first socket (11) is provided with a first groove (14).

5. A water return assembly according to claim 1, 2 or 3, characterized in that the second socket (12) is provided with a second groove (16) on its inner wall surface.

6. A water return assembly according to claim 1, 2 or 3, characterized in that the inner wall surface of the third socket (22) is provided with a third groove (23).

7. The return water assembly according to claim 1, 2 or 3, characterized in that the first bell mouth (11) and the second bell mouth (12) are provided with a first marking line (15) on their outer wall, respectively.

8. A water return assembly according to claim 1, 2 or 3, characterized in that the outer wall of the third socket (22) is provided with a second marking line (24).

9. The water return assembly according to claim 1, characterized in that the female elbow (2) is replaced by a double-seat elbow (3), the socket (13) of the tee fitting (1) being connected to the elbow at one end of the double-seat elbow (3).

10. The water return assembly according to claim 9, characterized in that the two ends of the double-seat elbow (3) are respectively provided with one female elbow (2), and the socket (13) of the tee pipe (1) is connected with the third socket (22) of the female elbow (2).