CN204285820U - Magnesium rod and water heater - Google Patents
Magnesium rod and water heater Download PDFInfo
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- CN204285820U CN204285820U CN201420503191.9U CN201420503191U CN204285820U CN 204285820 U CN204285820 U CN 204285820U CN 201420503191 U CN201420503191 U CN 201420503191U CN 204285820 U CN204285820 U CN 204285820U
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- magnesium rod
- joint
- magnesium
- inner bag
- water tank
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Abstract
The utility model discloses a kind of magnesium rod and water heater, and magnesium rod is installed on water tank, and water tank comprises inner bag and is arranged on the inner bag joint on inner bag, and magnesium rod comprises magnesium rod barred body and magnesium rod joint, and magnesium rod barred body is connected with magnesium rod joint screw thread; Magnesium rod joint is connected with inner bag joint screw thread, and its connecting thread rotation direction is contrary with the connecting thread rotation direction of magnesium rod barred body and magnesium rod joint.The utility model is by magnesium rod joint and the connecting thread rotation direction of inner bag joint, be set to contrary with the connecting thread rotation direction of magnesium rod barred body and magnesium rod joint, when making magnesium rod need repair and replacement after long-term use, dismounting that can be easy and convenient, replacing, enhance the maintenanceability of product, also substantially increase the quality of product simultaneously, reduce market and complain.
Description
Technical field
The utility model relates to Teat pump boiler technical field, particularly relates to a kind of magnesium rod and water heater.
Background technology
Existing heat-pump water-heater water tank, as the generation of hot water and storage device, has the function of heat exchange and stored hot water.In product design, in order to extend the service life of water tank, usually use a kind of protection anode assembly (magnesium rod), its operation principle is galvanic principles, by himself having more active movable metallic, in water tank generation corrosion process, preferentially lose electronics, thus protection tank body, substantially prolongs the service life of product, improve product quality and market selling points; But because magnesium rod needs oneself to consume in protection process, therefore, when needing after long-time use to change magnesium rod.
Usual magnesium rod comprises barred body and excellent core, by magnesium rod jiont treatment on the inner bag of water tank.In order to change magnesium rod, a kind of mode of current employing is: by the outside of an elongated segment of excellent for magnesium core to magnesium rod joint, by the mode of welding, excellent core and joint are fixed again, but the solder causing joint end face due to welding in the program is pushed and black, the extreme influence overall appearance degree of water tank, production technology is complicated simultaneously, and cost is high.
In addition, adopt the mode be threaded in addition, namely magnesium rod barred body is connected with magnesium rod joint screw thread, and magnesium rod joint is connected with inner water tank joint screw thread.When magnesium rod is safeguarded in periodic replacement, use spanner dismounting magnesium rod joint, by the dismounting of magnesium rod.
But, in existing scheme, magnesium rod barred body is generally dextrorotation with the direction that is threaded of magnesium rod joint, magnesium rod joint is also dextrorotation with the direction that is threaded of inner bag joint simultaneously, but magnesium rod carries out self-sacrifice in water tank inside for a long time, lose Electronic Protection inner bag, a large amount of Mg ions can be discharged, cause the magnesium rod root of joint can assemble a large amount of incrustation scale (CaCO3, the material such as MgCO3), when changing dismounting magnesium rod joint, a large amount of incrustation scales can obstruct magnesium rod barred body to follow magnesium rod joint and screw out left, now just there will be magnesium rod barred body to lose efficacy with being threaded of joint of magnesium rod, inner at magnesium rod, magnesium rod barred body is not followed magnesium rod joint and is rotated, thus after causing magnesium rod joint to be pulled down, barred body is left over water tank inside or is directly dropped to water tank bottom, magnesium rod is caused to be difficult to change and serious market complaint problem.
Utility model content
Main purpose of the present utility model is that providing a kind of is easy to change the magnesium rod and water heater of safeguarding magnesium rod.
In order to achieve the above object, the utility model proposes a kind of magnesium rod, be installed on water tank, described water tank comprises inner bag and is arranged on the inner bag joint on described inner bag, described magnesium rod comprises magnesium rod barred body and magnesium rod joint, and described magnesium rod barred body is connected with described magnesium rod joint screw thread; Described magnesium rod joint is connected with described inner bag joint screw thread, and its connecting thread rotation direction is contrary with the connecting thread rotation direction of magnesium rod barred body and magnesium rod joint.
Preferably, the rotation direction of the connecting thread of described magnesium rod barred body and described magnesium rod joint is left-handed; The rotation direction of the connecting thread of described magnesium rod joint and described inner bag joint is dextrorotation.
Preferably, described magnesium rod barred body comprises magnesium rod body and the excellent core of magnesium, and the excellent core retainer plate of described magnesium is located in described magnesium rod body.
Preferably, described magnesium rod body is connected with described inner bag joint screw thread.
Preferably, the excellent core of described magnesium and described magnesium rod body are cast into one, and the excellent core one end of described magnesium is stretched out this external and described magnesium rod joint screw thread of described magnesium rod and is connected.
Preferably, the excellent core of described magnesium is cylindric excellent core or variable diameters rod core.
Preferably, the connecting thread of described magnesium rod joint and inner bag joint is taper thread; Or the connecting thread of described magnesium rod joint and inner bag joint is gas thread.
Preferably, described magnesium rod joint be also provided with sealing ring between inner bag joint and coordinate with described gas thread.
Preferably, described magnesium rod is installed in described water tank from the side; Or described magnesium rod is installed in described water tank from the up/down end caps of water tank.
The utility model also proposes a kind of water heater, comprises water tank, also comprises magnesium as above rod.
A kind of magnesium rod that the utility model proposes and water heater, by the rotation direction of connecting thread of magnesium rod joint and inner bag joint, be set to contrary with the connecting thread rotation direction of magnesium rod barred body and magnesium rod joint, when making magnesium rod need repair and replacement after long-term use, dismounting that can be easy and convenient, replacing, enhance the maintenanceability of product, also substantially increase the quality of product simultaneously, reduce market and complain.
Accompanying drawing explanation
Fig. 1 is the assembly structure schematic diagram of the utility model embodiment magnesium rod and water tank;
Fig. 2 is the utility model first embodiment magnesium bar structure schematic diagram;
Fig. 3 is the utility model first embodiment magnesium rod barred body and magnesium rod joint connecting structure schematic diagram;
Fig. 4 is the utility model second embodiment magnesium rod barred body and magnesium rod joint connecting structure decomposing schematic representation;
Fig. 5 is A-A direction sectional view in Fig. 4.
In order to make the technical solution of the utility model clearly, understand, be described in further detail below in conjunction with accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1-Figure 3, the utility model first embodiment proposes a kind of magnesium rod 1, for the water tank 10 of water heater, and the inner bag joint 21 that described water tank 10 comprises inner bag 2 and arranges on described inner bag 2.
The present embodiment magnesium rod 1 comprises magnesium rod barred body and magnesium rod joint 12, and described magnesium rod barred body is threaded with described magnesium rod joint 12; Described magnesium rod joint 12 is threaded with described inner bag joint 21, wherein, and the rotation direction of magnesium rod joint 12 and the connecting thread of inner bag joint 21 is contrary with the rotation direction of the connecting thread of magnesium rod barred body and the excellent joint 12 of magnesium.
Particularly, as shown in Figures 2 and 3, in the present embodiment, magnesium rod barred body comprises magnesium rod body 11 and the excellent core 13 of magnesium, and the excellent core 13 of magnesium is sheathed in described magnesium rod body 11, and described magnesium rod body 11 is threaded with described magnesium rod joint 12; Described magnesium rod joint 12 is threaded with described inner bag joint 21, wherein, and the rotation direction of magnesium rod joint 12 and the connecting thread B of inner bag joint 21 is contrary with the rotation direction of the connecting thread A of magnesium rod body 11 and the excellent joint 12 of magnesium.
That is, by magnesium rod body 11 and magnesium rod joint 12 connecting thread A direction, contrary rotation direction is designed to, i.e. left-handed a, dextrorotation with the connecting thread B direction of magnesium rod joint 12 and inner bag joint 21.
The present embodiment is considered, the threaded connection place coordinated with inner bag joint 21 due to magnesium rod joint 12 needs often to dismantle to change magnesium rod 1, and the cooperation place of magnesium rod barred body and magnesium rod joint 12 is only installed when producing magnesium rod 1, can not dismantle At All Other Times, according to the conventional design be threaded, acquiescence uses right-handed thread usually.
Therefore, as a kind of preferred embodiment, the magnesium rod body 11 of magnesium rod barred body is set to left-handed with the rotation direction of the connecting thread A of magnesium rod joint 12 by the present embodiment, magnesium rod joint 12 is set to dextrorotation with the rotation direction of the connecting thread B of inner bag joint 21, Design of Screw Thread by magnesium rod body 11 and magnesium rod joint 12 is left hand thread, and magnesium rod joint 12 is right-handed thread with the Design of Screw Thread of inner bag joint 21.When needing replacing to change magnesium rod 1 after magnesium rod 1 Long-Time Service, spanner rotates magnesium rod joint 12, magnesium rod joint 12 is split out from inner bag joint 21, now because the magnesium rod body 11 of magnesium rod barred body can rotate more fastening with being threaded between magnesium rod joint 12, so in unloading process, the excellent core 13 of magnesium is there will not be to be blocked by incrustation scale and the problem of very difficult dismounting, thus the simple and effective problem solving magnesium rod 1 and be difficult to change.
Wherein, between magnesium rod body 11 and the excellent core 13 of magnesium being set in magnesium rod body 11, can be connected by screw threads for fastening, also both can be cast into integrally.
In addition, in the present embodiment, described magnesium rod joint 12 can be Q235 steel matter, also can be SUS304 stainless steel, concrete scheme need coordinate water tank 10 inner bag 2 to be enamel cistern 10 or stainless steel water tank 10 and select design, if water tank 10 inner bag 2 is enamel cisterns 10, then magnesium rod joint 12 can be chosen as Q235 steel matter, if water tank 10 inner bag 2 is stainless steel water tanks 10, then magnesium rod joint 12 can be chosen as SUS304 stainless steel.
Wherein, Q235 is a kind of material of steel.Q representative be the yield limit of this material, numeral " 235 " refers to the yield value of this material.
SUS304 is exactly 304 stainless steels.SUS is Japan material standard, and 304 stainless steels are the stainless trades mark produced according to U.S. ASTM standard.304 are equivalent to Chinese 06Cr19Ni10 (0Cr18Ni9) stainless steel.
Further, the cooperation place screw thread of above-mentioned magnesium rod joint 12 and inner bag joint 21 can be taper thread, the scheme of fitted seal circle while of also can being designed to gas thread.
In addition, as another kind of embodiment, being threaded between magnesium rod barred body with magnesium rod joint 12, also can be realized by being threaded between the excellent core 13 of magnesium with magnesium rod joint 12, as shown in Figures 4 and 5, Fig. 4 is the utility model second embodiment magnesium rod barred body and magnesium rod joint 12 syndeton decomposing schematic representation; Fig. 5 is A-A direction sectional view in Fig. 4.
During specific implementation, one end of excellent for magnesium core 13 can be stretched out outside magnesium rod body 11, in the end of one end that the excellent core 13 of magnesium stretches out outside magnesium rod body 11, external screw thread is set, magnesium rod joint 12 is provided with the internal thread contrary with magnesium excellent core 13 hand of spiral, by both threaded engagement, realize being threaded of the excellent core 13 of magnesium and magnesium rod joint 12, and then realize being threaded between magnesium rod barred body with magnesium rod joint 12, and the rotation direction of the connecting thread of guarantee magnesium rod joint 12 and inner bag joint 21, contrary with the rotation direction of connecting thread of magnesium rod barred body and magnesium rod joint 12.
Wherein, the shape of the present embodiment to the excellent core 13 of magnesium can not do concrete restriction, and as a kind of preferred version, the excellent core 13 of magnesium can be cylindric excellent core; And consider the content that the reliability that is threaded and excellent core excessively slightly should not have influence on magnesium rod 1 magnesium, also can be the excellent core of variable diameters.
In addition, when specifically installing, magnesium rod 1 can be arranged in water tank 10 from the side, as shown in Figure 1; Also can be installed in water tank 10 from the end caps up and down of water tank 10.
The present embodiment passes through such scheme, by the rotation direction of magnesium rod joint 12 with the connecting thread of inner bag joint 21, be set to contrary with the connecting thread rotation direction of magnesium rod barred body and magnesium rod joint 12, when making magnesium rod 1 need repair and replacement after long-term use, dismounting that can be easy and convenient, replacing, enhance the maintenanceability of product, also substantially increase the quality of product simultaneously, reduce market and complain.
In addition, the utility model also proposes a kind of water heater, comprises water tank 10, also comprises the magnesium rod 1 described in above-described embodiment, and its concrete mounting structure, please refer to above-described embodiment, do not repeat them here.
The utility model embodiment magnesium rod 1 and water heater, by the rotation direction of magnesium rod joint 12 with the connecting thread of inner bag joint 21, be set to contrary with the connecting thread rotation direction of magnesium rod barred body and magnesium rod joint 12, when making magnesium rod 1 need repair and replacement after long-term use, dismounting that can be easy and convenient, replacing, enhance the maintenanceability of product, also substantially increase the quality of product simultaneously, reduce market and complain.
Above are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a magnesium rod, is installed on water tank, and described water tank comprises inner bag and is arranged on the inner bag joint on described inner bag, it is characterized in that, described magnesium rod comprises magnesium rod barred body and magnesium rod joint, and described magnesium rod barred body is connected with described magnesium rod joint screw thread; Described magnesium rod joint is connected with described inner bag joint screw thread, and its connecting thread rotation direction is contrary with the connecting thread rotation direction of magnesium rod barred body and magnesium rod joint.
2. magnesium rod according to claim 1, is characterized in that, the rotation direction of the connecting thread of described magnesium rod barred body and described magnesium rod joint is left-handed; The rotation direction of the connecting thread of described magnesium rod joint and described inner bag joint is dextrorotation.
3. magnesium rod according to claim 2, is characterized in that, described magnesium rod barred body comprises magnesium rod body and the excellent core of magnesium, and the excellent core retainer plate of described magnesium is located in described magnesium rod body.
4. magnesium rod according to claim 3, is characterized in that, described magnesium rod body is connected with described inner bag joint screw thread.
5. magnesium rod according to claim 3, is characterized in that, the excellent core of described magnesium and described magnesium rod body are cast into one, and the excellent core one end of described magnesium is stretched out this external and described magnesium rod joint screw thread of described magnesium rod and is connected.
6. the magnesium rod according to any one of claim 3-5, is characterized in that, the excellent core of described magnesium is cylindric excellent core or variable diameters rod core.
7. magnesium rod according to claim 1, is characterized in that, the connecting thread of described magnesium rod joint and inner bag joint is taper thread; Or the connecting thread of described magnesium rod joint and inner bag joint is gas thread.
8. magnesium according to claim 7 rod, is characterized in that, described magnesium rod joint be also provided with sealing ring between inner bag joint and coordinate with described gas thread.
9. magnesium rod according to claim 6, it is characterized in that, described magnesium rod is installed in described water tank from the side; Or described magnesium rod is installed in described water tank from the up/down end caps of water tank.
10. a water heater, comprises water tank, it is characterized in that, also comprises the magnesium rod according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420503191.9U CN204285820U (en) | 2014-09-02 | 2014-09-02 | Magnesium rod and water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420503191.9U CN204285820U (en) | 2014-09-02 | 2014-09-02 | Magnesium rod and water heater |
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| Publication Number | Publication Date |
|---|---|
| CN204285820U true CN204285820U (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420503191.9U Active CN204285820U (en) | 2014-09-02 | 2014-09-02 | Magnesium rod and water heater |
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| CN (1) | CN204285820U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109442141A (en) * | 2018-12-29 | 2019-03-08 | 芜湖造船厂有限公司 | A kind of ship seawaterline anti-corrosion structure and its installation and replacement method |
| JP2021092346A (en) * | 2019-12-10 | 2021-06-17 | 株式会社振研 | Method for suppressing scale generated from cooling water of cooling tower |
-
2014
- 2014-09-02 CN CN201420503191.9U patent/CN204285820U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109442141A (en) * | 2018-12-29 | 2019-03-08 | 芜湖造船厂有限公司 | A kind of ship seawaterline anti-corrosion structure and its installation and replacement method |
| JP2021092346A (en) * | 2019-12-10 | 2021-06-17 | 株式会社振研 | Method for suppressing scale generated from cooling water of cooling tower |
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