CN109059292B - Magnesium rod and water heater with same - Google Patents
Magnesium rod and water heater with same Download PDFInfo
- Publication number
- CN109059292B CN109059292B CN201810918010.1A CN201810918010A CN109059292B CN 109059292 B CN109059292 B CN 109059292B CN 201810918010 A CN201810918010 A CN 201810918010A CN 109059292 B CN109059292 B CN 109059292B
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- China
- Prior art keywords
- magnesium rod
- main body
- magnesium
- magnetic induction
- magnet structure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/40—Arrangements for preventing corrosion
- F24H9/45—Arrangements for preventing corrosion for preventing galvanic corrosion, e.g. cathodic or electrolytic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Prevention Of Electric Corrosion (AREA)
- Cookers (AREA)
Abstract
The invention provides a magnesium rod and a water heater with the same. The magnesium rod comprises a magnesium rod main body, a magnetic induction structure and a magnet structure, wherein the magnetic induction structure is arranged on the magnesium rod main body, the magnet structure is arranged in the magnesium rod main body, the distance between the magnet structure and the magnetic induction structure is larger than or equal to a first preset distance, and when the magnesium rod main body is exhausted and the distance between the magnet structure and the magnetic induction structure is smaller than the first preset distance, the magnetic induction structure generates a trigger signal. The magnesium rod can prompt the exhaustion in time.
Description
Technical Field
The invention relates to the field of household appliances, in particular to a magnesium rod and a water heater with the same.
Background
In the existing household air energy water heater, water tank corrosion is one of the important reasons for water tank failure, and meanwhile, water tank corrosion prevention is one of the difficulties. Most of the water tanks in the prior art use magnesium rods to prevent the water tanks from being corroded, namely, a sacrificial anode protection cathode method. Although the method has an effective anticorrosion effect, the magnesium rod depletion time is different due to different water quality in different areas; simultaneously, the water tank is non-professional non-detachable, uses the family can't learn when magnesium stick exhausts in the water tank in daily life, therefore does not know when to change, consequently just can cause the water tank inner bag to have the corrosion risk, shortens water tank life.
Disclosure of Invention
The invention aims to provide a magnesium rod and a water heater with the same, and aims to solve the problem that in the prior art, the corrosion resistance effect of a water tank is poor due to the fact that the magnesium rod is not used up timely.
The invention provides a magnesium rod which comprises a magnesium rod main body, a magnetic induction structure and a magnet structure, wherein the magnetic induction structure is arranged on the magnesium rod main body, the magnet structure is arranged in the magnesium rod main body, the distance between the magnet structure and the magnetic induction structure is larger than or equal to a first preset distance, and when the magnesium rod main body is exhausted and the distance between the magnet structure and the magnetic induction structure is smaller than the first preset distance, the magnetic induction structure generates a trigger signal.
Optionally, a shaft core tube is arranged in the magnesium rod main body, and the magnet structure is sleeved outside the shaft core tube.
Optionally, the magnesium stick still includes supplementary magnesium stick, and in the first end of supplementary magnesium stick stretched into the magnesium stick main part, the second end protrusion in the up end of magnesium stick main part of supplementary magnesium stick, the structure setting is felt to the magnetism on the part of protrusion in the magnesium stick main part of supplementary magnesium stick, and the magnet structure setting is in supplementary magnesium stick second end department.
Optionally, the axial core tube extends into the part of the auxiliary magnesium rod protruding out of the magnesium rod main body and is fixedly connected with the magnetic induction structure.
Optionally, the magnetic induction structure is in threaded connection with the axial core pipe.
Optionally, the magnetically inductive structure comprises a reed switch.
Optionally, the magnet structure comprises a permanent magnet and a bearing part bearing the permanent magnet, and the density of the bearing part is less than the preset density.
Optionally, the magnesium rod further comprises a mounting joint, the mounting joint is provided with a mounting hole, and the part of the auxiliary magnesium rod protruding out of the magnesium rod main body extends into the mounting hole.
Optionally, the magnesium rod further comprises a protective sleeve, the protective sleeve is sleeved outside the magnesium rod and covers the connecting position of the magnesium rod main body and the installation connector.
According to another aspect of the invention, a water heater is provided, which comprises a water tank and a magnesium rod arranged in the water tank, wherein the magnesium rod is the magnesium rod.
According to the magnesium rod and the water heater with the same, the magnet structure is arranged in the magnesium rod main body, and the distance between the initial magnet structure and the magnetic induction structure is larger than or equal to the first preset distance, so that the magnetic induction structure cannot be triggered by the magnet structure before the magnesium rod main body is not used up, and false alarm is avoided. After the magnesium stick main part is used up, the magnet structure is close to the magnetic induction structure gradually, and when the distance between the magnet structure and the magnetic induction structure is less than a first preset distance, the magnetic induction structure induces the magnet structure, is triggered, generates a trigger signal, and the trigger signal can indicate that the magnesium stick is used up. Whether the magnesium rod in the water tank of the water heater is exhausted can be effectively and timely monitored through the mode, and then a user can be prompted to replace the magnesium rod in time, so that the use safety of the water heater is guaranteed, and the situation that the water tank is easily corroded to cause the damage of the water tank after the magnesium rod is exhausted is avoided.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is an exploded view of a magnesium rod according to the present invention from a first perspective;
FIG. 2 is an exploded view of a magnesium rod according to the present invention from a second perspective;
FIG. 3 is a schematic illustration of a cross-sectional explosive structure of a magnesium rod according to the present invention;
fig. 4 is a sectional assembly structure view of a magnesium rod according to the present invention.
Description of reference numerals:
1. installing a connector; 2. mounting holes; 3. an auxiliary magnesium rod; 4. a magnet structure; 5. protecting the sleeve; 6. a magnesium rod body; 7. a magnetic induction structure; 8. a hub tube.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 4, according to an embodiment of the present invention, the magnesium rod includes a magnesium rod main body 6, a magnetic induction structure 7 and a magnet structure 4, the magnetic induction structure 7 is disposed on the magnesium rod main body 6, the magnet structure 4 is disposed in the magnesium rod main body 6, a distance between the magnet structure 4 and the magnetic induction structure 7 is greater than or equal to a first preset distance, and when the magnesium rod main body 6 is depleted and the distance between the magnet structure 4 and the magnetic induction structure 7 is less than the first preset distance, the magnetic induction structure 7 generates a trigger signal.
Through set up magnet structure 4 in magnesium stick main part 6, and make magnet structure 4 initial and the magnetic distance of feeling between the structure 7 be greater than or equal to first preset distance, guarantee that magnet structure 4 can not trigger magnetic induction structure 7 before magnesium stick main part 6 is not used up, avoid the wrong report. After the magnesium rod main body 6 is exhausted, the magnet structure 4 gradually approaches the magnetic induction structure 7, and when the distance between the magnet structure and the magnetic induction structure 7 is smaller than a first preset distance, the magnetic induction structure 7 induces the magnet structure 4 to be triggered to generate a trigger signal, wherein the trigger signal can indicate that the magnesium rod is exhausted. Whether the magnesium rod in the water tank of the water heater is exhausted can be effectively and timely monitored through the mode, and then a user can be prompted to replace the magnesium rod in time, so that the use safety of the water heater is guaranteed, and the condition that the water tank is easily corroded to cause the damage of the water tank after the magnesium rod is exhausted is avoided.
The structure of the magnesium rod of the present embodiment will be described in detail with reference to fig. 1 to 4:
in the present embodiment, the magnesium rod is mainly divided into three major parts, which are a part for mounting the joint 1, a part for providing the magnetically inductive structure 7, and a part for the magnesium rod main body 6.
As shown in fig. 3 and 4, the mounting adapter 1 is primarily used for mounting and load-bearing purposes for mounting magnesium rods to other fixtures, such as water tanks.
The structure, material, and the like of the mount joint 1 can be determined as necessary. For example, in the present embodiment, the mounting tag 1 has a mounting hole 2 for receiving the magnetically sensitive structure 7 and associated structures. In order to ensure that the erection joint 1 can be reliably connected with the magnesium rod main body 6, the magnesium rod further comprises a protective sleeve 5, and the protective sleeve 5 is sleeved outside the magnesium rod and covers the connection position of the magnesium rod main body 6 and the erection joint 1. The protective sleeve 5, the installation connector 1 and the magnesium rod main body 6 can be in threaded connection, so that the installation connector 1 can be reused after the magnesium rod is exhausted, waste is reduced, cost is reduced, and the environment is protected.
Of course, the protective sleeve 5 and the field joint 1, the magnesium rod body 6, etc. may be connected in other ways.
Optionally, an axial tube 8 is arranged in the magnesium rod main body 6, and the magnet structure 4 is sleeved outside the axial tube 8. The axle tube 8 serves for guiding the magnet arrangement 4. In this embodiment, the axial tube 8 is made of stainless steel.
In this embodiment, in order to ensure the distance between the magnet structure 4 and the magnetic induction structure 7 and ensure that the magnesium rod main body 6 cannot be misreported before being exhausted, the magnesium rod further comprises the auxiliary magnesium rod 3, the first end of the auxiliary magnesium rod 3 extends into the magnesium rod main body 6, the second end protrudes out of the upper end face of the magnesium rod main body 6, the magnetic induction structure 7 is arranged on the part of the auxiliary magnesium rod 3 protruding out of the magnesium rod main body 6, and the magnet structure 4 is arranged at the second end of the auxiliary magnesium rod 3. In other words, the magnet structure 4 is located below the auxiliary magnesium rod 3.
Specifically, the part of the auxiliary magnesium rod 3 protruding out of the magnesium rod main body 6 extends into the mounting hole 2.
In this embodiment, the magnet structure 4 has a diameter smaller than that of the auxiliary magnesium rod 3.
Optionally, in this embodiment, the axial tube 8 extends into the portion of the auxiliary magnesium rod 3 protruding out of the magnesium rod main body 6, and is fixedly connected with the magnetic induction structure 7. This ensures that the axial core tube 8 does not fall off after the magnesium rod body 6 is used up, so as to better guide the movement of the magnet structure 4.
The magnetic induction structure 7 is in threaded connection with the axle tube 8 for the convenience of assembly and disassembly.
Of course, in other embodiments, the two may be fixedly connected by interference fit or the like.
In order to accurately detect the position of the magnet arrangement 4 and to issue a trigger signal in time when needed, the magnetic induction arrangement 7 comprises a reed switch.
Optionally, the magnet structure 4 comprises a permanent magnet and a carrier carrying the permanent magnet, the density of the carrier being less than a preset density. The predetermined density may be determined as desired, for example, when used in a water heater, the overall density of the magnet structure 4 should be less than the density of the water in the water heater, i.e. the magnet structure 4 is able to float on the water surface.
Because the magnet structure 4 of the structure has magnetism and the density is smaller than the preset density, after the magnesium rod main body 6 is used up, the magnet structure 4 can move upwards under the action of water and approach the magnetic induction structure 7, and the distance between the magnet structure and the magnetic induction structure is smaller than the first preset distance, so that the magnetic induction structure 7 is triggered to generate a trigger signal to give an alarm.
When the magnesium rod is assembled, firstly, a magnet structure 4 and an axis pipe 8 are embedded into a magnesium rod main body 6, and meanwhile, a magnetic induction structure 7 is arranged in the center of an auxiliary magnesium rod 3; then the auxiliary magnesium rod 3 is installed on the magnesium rod main body 6, the axle center tube 8 is in threaded connection with the magnetic induction structure 7 during installation, the axle center tube 8 is prevented from falling after the magnesium rod is used up, and finally the installation joint 1 and the protection sleeve 5 are installed additionally. The magnesium rod has simple and reliable structure.
When the water tank is used for a long time, the magnesium rod main body 6 is gradually consumed, and when the magnesium rod main body 6 is consumed, the auxiliary magnesium rod 3 starts to be consumed, the annular magnet structure 4 starts to be loosened, but due to the existence of the shaft core pipe 8, the annular magnet structure 4 can only move up and down, and the buoyancy force of the annular magnet structure in water is larger than the gravity force due to the bearing part formed by the low-density outer coating material, so that the annular magnet structure can only move up and down; when the auxiliary magnesium rod 3 is exhausted, the magnet structure 4 moves to the periphery of the magnetic induction structure 7 and is influenced by a magnetic field, and a reed pipe contained in the magnetic induction structure 7 can send out a signal when a proper magnetic field exists around, so that an alarm signal is sent out to prompt the exhaustion of the magnesium rod.
According to another aspect of the invention, a water heater is provided, which comprises a water tank and a magnesium rod arranged in the water tank, wherein the magnesium rod is the magnesium rod. The magnesium rod of the water heater can trigger an alarm signal when the magnesium rod is exhausted, and the magnesium rod is prompted to be replaced, so that the service life of the water tank is prolonged. In addition, the magnesium rod has the characteristics of reliable structure, simplicity and convenience.
The magnesium rod and the water heater with the same have the following technical effects:
through increasing magnet structure and magnetic induction structure on the magnesium stick, through its structural design and mounted position, ingenious buoyancy and the installed magnet structure that utilizes water are less than the water density, and the magnetic induction structure can only upwards move's characteristics under the effect of buoyancy, realizes can trigger the magnetic induction structure and send alarm signal and be connected with the manual operator through outer lead wire from the magnesium stick joint and outwards transmit the signal when the magnesium stick exhausts, suggestion user's purpose.
When the magnesium stick played the protection water tank, effectually ensured that the magnesium stick can send alarm signal when exhausting, the suggestion changes the magnesium stick as early as possible, and it is effectual that unmanned knowing and leading to the water tank to receive the condition of corruption when having avoided the magnesium stick to exhaust, consequently can better protection water tank and prolong its life.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The magnesium rod is characterized by comprising a magnesium rod main body (6), a magnetic induction structure (7) and a magnet structure (4), wherein the magnetic induction structure (7) is arranged on the magnesium rod main body (6), the magnet structure (4) is arranged in the magnesium rod main body (6), the distance between the magnet structure (4) and the magnetic induction structure (7) is larger than or equal to a first preset distance, and when the magnesium rod main body (6) is exhausted, the distance between the magnet structure (4) and the magnetic induction structure (7) is smaller than the first preset distance, the magnetic induction structure (7) generates a trigger signal.
2. The magnesium rod according to claim 1, wherein an axial tube (8) is arranged in the magnesium rod body (6), and the magnet structure (4) is sleeved outside the axial tube (8).
3. The magnesium rod according to claim 2, wherein the magnesium rod further comprises an auxiliary magnesium rod (3), a first end of the auxiliary magnesium rod (3) extends into the magnesium rod main body (6), a second end of the auxiliary magnesium rod (3) protrudes out of the upper end face of the magnesium rod main body (6), the magnetic induction structure (7) is arranged on a portion of the auxiliary magnesium rod (3) protruding out of the magnesium rod main body (6), and the magnet structure (4) is arranged at the second end of the auxiliary magnesium rod (3).
4. The magnesium rod according to claim 3, wherein the axial tube (8) extends into the portion of the auxiliary magnesium rod (3) protruding from the magnesium rod body (6) and is fixedly connected to the magnetically inductive structure (7).
5. The magnesium rod according to claim 4, wherein the magnetically inductive structure (7) is threadedly connected to the axial tube (8).
6. The magnesium rod according to any of the claims 1 to 5, wherein the magnetically inductive structure (7) comprises a reed pipe.
7. Magnesium rod according to any of claims 1 to 5, characterized in that the magnet structure (4) comprises permanent magnets and a carrier carrying the permanent magnets, the carrier having a density less than a preset density.
8. The magnesium rod according to claim 3 or 4, further comprising a mounting adapter (1), wherein the mounting adapter (1) has a mounting hole (2), and wherein the portion of the auxiliary magnesium rod (3) protruding out of the magnesium rod body (6) protrudes into the mounting hole (2).
9. The magnesium rod according to claim 8, further comprising a protective sleeve (5), wherein the protective sleeve (5) is sleeved outside the magnesium rod and covers the connection position of the magnesium rod main body (6) and the installation joint (1).
10. A water heater comprising a water tank and a magnesium rod disposed in the water tank, the magnesium rod being as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810918010.1A CN109059292B (en) | 2018-08-13 | 2018-08-13 | Magnesium rod and water heater with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810918010.1A CN109059292B (en) | 2018-08-13 | 2018-08-13 | Magnesium rod and water heater with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109059292A CN109059292A (en) | 2018-12-21 |
| CN109059292B true CN109059292B (en) | 2023-01-24 |
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ID=64683614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810918010.1A Active CN109059292B (en) | 2018-08-13 | 2018-08-13 | Magnesium rod and water heater with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109059292B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982001017A1 (en) * | 1980-09-17 | 1982-04-01 | W Hoessle | Reactive anode with consumption indicator and diving capsule for a heat probe |
| CN203498472U (en) * | 2013-08-29 | 2014-03-26 | 芜湖美的厨卫电器制造有限公司 | Magnesium rod consumption detection device and electric water heater |
| CN203869326U (en) * | 2014-03-14 | 2014-10-08 | 江苏迈能高科技有限公司 | Anodic protection magnesium rod |
| CN104110855A (en) * | 2014-05-21 | 2014-10-22 | 芜湖美的厨卫电器制造有限公司 | Water heater and anode bar consumption amount calculating device and method of water heater |
| CN208779712U (en) * | 2018-08-13 | 2019-04-23 | 珠海格力电器股份有限公司 | Magnesium bar and water heater with it |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170193794A1 (en) * | 2016-01-06 | 2017-07-06 | General Electric Company | Water Heaters and Methods for Monitoring Anode Rod Depletion |
-
2018
- 2018-08-13 CN CN201810918010.1A patent/CN109059292B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982001017A1 (en) * | 1980-09-17 | 1982-04-01 | W Hoessle | Reactive anode with consumption indicator and diving capsule for a heat probe |
| CN203498472U (en) * | 2013-08-29 | 2014-03-26 | 芜湖美的厨卫电器制造有限公司 | Magnesium rod consumption detection device and electric water heater |
| CN203869326U (en) * | 2014-03-14 | 2014-10-08 | 江苏迈能高科技有限公司 | Anodic protection magnesium rod |
| CN104110855A (en) * | 2014-05-21 | 2014-10-22 | 芜湖美的厨卫电器制造有限公司 | Water heater and anode bar consumption amount calculating device and method of water heater |
| CN208779712U (en) * | 2018-08-13 | 2019-04-23 | 珠海格力电器股份有限公司 | Magnesium bar and water heater with it |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109059292A (en) | 2018-12-21 |
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