CN211903310U

CN211903310U - Water pipe assembly and electric water heater

Info

Publication number: CN211903310U
Application number: CN202020094257.9U
Authority: CN
Inventors: 盛保敬; 苏进; 孙强; 王军
Original assignee: Qingdao Economic And Technology Development District Haier Water Heater Co ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Economic And Technology Development District Haier Water Heater Co ltd; Haier Smart Home Co Ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-11-10
Anticipated expiration: 2030-01-16

Abstract

The utility model belongs to the technical field of the water heater, a water pipe assembly and electric water heater is disclosed, water pipe assembly include the water pipe, set up in the spiral shell head of water pipe one end, the cover is located sacrificial anode metal tube outside the water pipe, sacrificial anode metal tube's one end is fixed in the spiral shell head. The utility model discloses a set up the sacrificial anode tubular metal resonator in the water pipe outside, when water pipe assembly was applied to electric water heater, formed galvanic cell between this sacrificial anode tubular metal resonator, water and electric water heater's the inner bag, and then reduced and avoided the inner bag to take place by the condition of corruption even, effectively protected the inner bag, prolonged the life of inner bag.

Description

Water pipe assembly and electric water heater

Technical Field

The utility model relates to a water heater technical field especially relates to a water pipe assembly and electric water heater.

Background

The electric water heater is a water heater which takes electricity as energy for heating, is not influenced by outside weather, and can provide hot water for users at any time, so more and more users use the electric water heater.

The inner container is used as a water storage part of the electric water heater, and as the service life of the electric water heater is prolonged, a layer of dirt is gradually deposited in the inner container, so that the inner container of the electric water heater is corroded, the water seepage of the electric water heater is caused, the service life of the electric water heater is further influenced, the heat loss is reduced, and great inconvenience is caused to a user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water pipe assembly and electric water heater can realize reducing the corruption of inner bag to the protection of inner bag.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a water pipe assembly, includes the water pipe, set up in the spiral shell head of water pipe one end, the cover is located sacrificial anode metal pipe outside the water pipe, sacrificial anode metal pipe's one end is fixed in the spiral shell head.

Preferably, the sacrificial anode metal tube comprises a threaded head, and a threaded connector (4) arranged in the threaded head and used for fixing one end of the sacrificial anode metal tube, which is positioned in the threaded head.

Preferably, one end of the sacrificial anode metal tube extends outwards to form a clamping portion, and the clamping portion is fixed between the screw connector and the screw head.

Preferably, the outer side of the screw connector is provided with an external thread, the external thread is in threaded connection with the screw head, and the screw connector abuts against the clamping portion to the screw head.

Preferably, the screw head is provided with a groove, the clamping portion is arranged in the groove, and the clamping portion is fixedly abutted to the groove by the screw connector.

Preferably, the water pipe seat is sleeved outside the sacrificial anode metal pipe and is in threaded connection with the threaded connection piece.

Preferably, the water pipe is provided with a water gap, and the top end of the sacrificial anode metal pipe is lower than the water gap.

Preferably, the sacrificial anode metal tube is made of magnesium or aluminum.

The utility model also provides an electric water heater, including foretell water pipe assembly.

Preferably, the water pipe assembly is mounted on the inner container, the sacrificial anode metal pipe is in conductive connection with the inner container, and the metal activity of the sacrificial anode metal pipe is greater than that of the inner container.

Preferably, the water pipe assembly is mounted on the inner container through a water pipe seat of the water pipe assembly, and the sacrificial anode metal pipe is in conductive connection with the inner container through the water pipe seat.

The utility model has the advantages that: through set up the sacrificial anode metal tube in the water pipe outside, when water pipe assembly was applied to electric water heater, formed galvanic cell between this sacrificial anode metal tube, water and the inner bag of electric water heater, and then reduced the condition emergence of avoiding the inner bag to be corroded even, effectively protected the inner bag, prolonged the life of inner bag. And moreover, the sacrificial anode metal pipe and the water pipe are integrated into a water pipe assembly, so that the number of holes on the inner container is reduced, and the production and assembly cost is reduced.

Drawings

Fig. 1 is a schematic structural view of a water pipe assembly provided by the present invention;

fig. 2 is an enlarged schematic view of fig. 1 at a according to the present invention;

FIG. 3 is a schematic structural view of a sacrificial anode metal tube provided by the present invention;

fig. 4 is a schematic structural diagram of an electric water heater provided by the present invention.

In the figure:

1. a water pipe; 11. a first water flow passage; 2. a screw head; 21. a second water flow passage; 3. a sacrificial anode metal tube; 31. a clamping part; 4. a screw member; 5. a water pipe seat; 10. a water tube assembly; 20. an inner container.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The utility model provides a water pipe assembly 10, it is applied to electric water heater, and specifically the mountable is on electric water heater's inner bag 20 to when realizing intaking or going out water to inner bag 20, protect inner bag 20, reduce the corruption of avoiding inner bag 20 even. As shown in fig. 1 and 2, the water tube assembly 10 includes a water tube 1, a screw head 2, a sacrificial anode metal tube 3 and a screw connector 4, wherein the screw head 2 is disposed at one end of the water tube 1, and the two can be hermetically connected by screw threads or directly formed integrally. The sacrificial anode metal pipe 3 is sleeved outside the water pipe 1, and one end of the sacrificial anode metal pipe 3 is fixed in the screw head 2 through a screw connector 4.

In this embodiment, the water pipe 1 is provided with a first water flow passage 11, and the screw head 2 is provided with a second water flow passage 21 communicated with the first water flow passage 11. And preferably, when the water pipe 1 and the screw head 2 are integrally formed, a water flow channel penetrating through the screw head 2 and the water pipe 1 can be directly formed. A water gap communicating with the first water flow passage 11 is provided at the tip of the water pipe 1, and the water gap is used for feeding water into the inner container 20.

Preferably, a groove (not shown) is formed at one end of the screw head 2, a clamping portion 31 (shown in fig. 3) extends outwards from one end of the sacrificial anode metal tube 3, the clamping portion 31 is annular, and the clamping portion 31 is disposed in the groove and fixed in the groove by a screw connector 4.

The sacrificial anode metal tube 3 is made of magnesium or aluminum, and the magnesium and the aluminum have stronger metal activity, and the metal activity of the magnesium and the aluminum is greater than that of the inner container 20, so that the inner container 20 of the household appliance can be protected. In addition, the top end of the sacrificial anode metal tube 3 of the present embodiment is lower than the water gap of the water tube 1, that is, when the sacrificial anode metal tube 3 is sleeved on the water tube 1, the water outlet or inlet of the water tube 1 is not affected.

In this embodiment, referring to fig. 2, the screw joint 4 is a cylindrical structure, an external thread is disposed on the outer side of the screw joint 4, an internal thread is disposed on the inner side of the screw joint 4, wherein the external thread is in threaded connection with the screw head 2, specifically, a thread is disposed on the inner wall of the groove of the screw head 2, and the external thread is in threaded connection with the inner wall of the groove. Through the threaded connection of screwed connection piece 4 and recess, it can be fixed to support tightly in the recess bottom with the joint portion 31 of sacrificial anode tubular metal resonator 3, realizes the spacing fixed of sacrificial anode tubular metal resonator 3.

In this embodiment, preferably, the water pipe assembly 10 further includes a water pipe seat 5, the water pipe seat 5 can be installed on the liner 20 of the electric water heater, the water pipe seat 5 is sleeved outside the sacrificial anode metal pipe 3, a thread is provided on an outer wall of the water pipe seat 5, and an internal thread of the screw connector 4 is in threaded connection with the water pipe seat 5, on one hand, the water pipe seat 5 is in threaded connection with the screw connector 4, so that an end of the water pipe seat 5 can abut against the clamping portion 31 of the sacrificial anode metal pipe 3, and further limit and fix the sacrificial anode metal pipe 3; on the other hand, the sacrificial anode metal tube 3 and the inner container 20 can be electrically connected, so that the inner container 20 is protected from corrosion.

The present embodiment further provides an electric water heater, as shown in fig. 4, the electric water heater includes an inner container 20 and the above-mentioned water pipe assembly 10, wherein the water pipe assembly 10 is mounted on the inner container 20, and can be used as a water inlet pipe to supply water to the inner container 20, and also can be used as a water outlet pipe to allow water in the inner container 20 to flow out.

In this embodiment, the water pipe assembly 10 is specifically mounted on the inner container 20 through the water pipe seat 5, and the water pipe seat 5 can electrically connect the sacrificial anode metal pipe 3 and the inner container 20. That is to say, the water pipe seat 5 of the present embodiment has a conductive function, one end of which is connected to the inner container 20, and the other end of which abuts against the clamping portion 31 of the sacrificial anode metal pipe 3, so as to realize the conductive connection between the sacrificial anode metal pipe 3 and the inner container 20, and further form a primary battery between the sacrificial anode metal pipe 3, water and the inner container 20 of the electric water heater, and the metal activity of the sacrificial anode metal pipe 3 is greater than that of the inner container 20, so that the occurrence of the corrosion of the inner container 20 can be reduced or even avoided, the inner container 20 is effectively protected, and the service life of the inner container 20 is prolonged. Moreover, the water pipe assembly 10 is formed by integrating the sacrificial anode metal pipe 3 and the water pipe 1, so that the holes on the inner container 20 can be reduced, and the production and assembly cost is reduced.

It should be noted that the water pipe assembly 10 of the present embodiment is not only applicable to an electric water heater, but also applicable to an electric appliance having a structure of the inner container 20 or the water tank and requiring a measure for preventing corrosion of the inner container 20 or the water tank.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. 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. The utility model provides a water pipe assembly (10), its characterized in that, includes water pipe (1), set up in screw head (2) of water pipe (1) one end, the cover is located sacrificial anode metal pipe (3) outside water pipe (1), the one end of sacrificial anode metal pipe (3) is fixed in screw head (2).

2. The water tube assembly (10) according to claim 1, further comprising a threaded connector (4) disposed within the threaded head (2), the threaded connector (4) being configured to secure an end of the sacrificial anodic metal tube (3) within the threaded head (2).

3. The water pipe assembly (10) according to claim 2, wherein a clamping portion (31) extends outwards from one end of the sacrificial anode metal pipe (3), and the clamping portion (31) is fixed between the screw connector (4) and the screw head (2).

4. The water pipe assembly (10) according to claim 3, wherein the outer side of the screw joint member (4) is provided with an external thread, the external thread is in threaded connection with the screw head (2), and the screw joint member (4) abuts against the clamping portion (31) against the screw head (2).

5. The water pipe assembly (10) according to claim 4, wherein the screw head (2) is provided with a groove, the clamping portion (31) is arranged in the groove, and the clamping portion (31) is fixed and tightly abutted to the groove by the screw connector (4).

6. The water tube assembly (10) according to claim 2, further comprising a water tube seat (5), wherein the water tube seat (5) is sleeved outside the sacrificial anode metal tube (3) and is in threaded connection with the threaded member (4).

7. A water tube assembly (10) according to claim 1, wherein the water tube (1) is provided with a water gap below which the top end of the sacrificial anode metal tube (3) is below.

8. An electric water heater comprising a water conduit assembly (10) according to any one of claims 1 to 7.

9. The electric water heater according to claim 8, further comprising an inner container (20), wherein the water pipe assembly (10) is mounted on the inner container (20), and the sacrificial anode metal pipe (3) is electrically connected with the inner container (20), and the metal activity of the sacrificial anode metal pipe (3) is greater than the metal activity of the inner container (20).

10. The electric water heater according to claim 9, wherein the water tube assembly (10) is mounted to the inner container (20) through a water tube seat (5) of the water tube assembly (10), and the sacrificial anode metal tube (3) is conductively connected to the inner container (20) through the water tube seat (5).