CN2609310Y - Constant temp. electrothermal bar - Google Patents
Constant temp. electrothermal bar Download PDFInfo
- Publication number
- CN2609310Y CN2609310Y CN 03243731 CN03243731U CN2609310Y CN 2609310 Y CN2609310 Y CN 2609310Y CN 03243731 CN03243731 CN 03243731 CN 03243731 U CN03243731 U CN 03243731U CN 2609310 Y CN2609310 Y CN 2609310Y
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- Prior art keywords
- constant temperature
- conducting strip
- electric heating
- shell
- temperature electric
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Abstract
The utility model relates to the technical field of the electroheat products apparatus, in particular to a simple and reliable constant temperature electrical bar for the water-held electric water heater and others. The utility model comprises ceramics heating sheet; the two sides of the plurality of parallel ceramics heating sheets are provided with the anode and the cathode which are connected with conducting strip; and an insulation layer is covered the ceramics heating sheet and the conducting strip. When installing, the housing of the tubular shell is rightly held the plurality of parallel ceramics heating sheets connected with the conducting strip and covered by the insulation layer; and one end which is plugged into the water is sealed while the other end is provided with an opening for the power wire. Due to the structure, the utility model overcomes the disadvantages of the traditional heating pipe, and the utility model is simple in structure, low in cost, large in heating face and high in heat exchanging rate as well as reliable, pressure-proof and insulative.
Description
Technical field:
The utility model relates to electric heating products accessory technical field, refer in particular to a kind of simple in structure, safe and reliable, be applied to the constant temperature electric heating rod in the electric heating products such as storage-type electric water heater.
Background technology:
Along with popularizing of small household electrical appliance, various electric heating products (as electric heating products such as various storage-type electric water heaters) have obtained using widely in daily life with its characteristics such as convenient and swift, safe and efficient, and as core heater element--electrothermal tube in the electric heating products, the height of its performance is particularly important.At present, traditional resistance wire electrothermal tube generally be with aluminum pipe or stainless steel tube as the shell heat carrier, insert heating resistance wire spare in the pipe, and between itself and tube wall, fill up insulating material, be shaped to U type pipe as required or ring-like pipe uses.Yet people find to adopt this traditional electrothermal tube also to have following a few point defect in actual use: one, produce the electrothermal tube of this structure, and technology in the manufacturing process and relevant device are had relatively high expectations and production cost are increased; Its two because the heat-generating pipe heating area of this structure fixes and be less, thereby make its thermal conversion efficiency on the low side; Its three because heat-generating pipe pipe internal heat generation silk and the surface temperature of this structure differs bigger, the hot-fluid conductibility is relatively poor, therefore, its life-span lacks, failure rate is higher; Its four, when the heat-generating pipe of this structure is in lack of water or empty burning state following time, the pipe face produces rubescent state, temperature surpasses more than 500-600 ℃, burns immediately, and is dangerous higher.
Technical scheme:
A kind of can the addressing the above problem that the utility model provides at the deficiencies in the prior art part, simple in structure, heating area is big, thermal conversion efficiency is high, safe and reliable, be applied to the constant temperature electric heating rod in the electric heating products such as storage-type electric water heater.
The technical solution of the utility model is: it includes ceramic heating plate, on the positive and negative electrode of the some ceramic heating plate both sides that are arranged side by side, be connected with conducting strip respectively, and the skin at ceramic heating plate and conducting strip is coated with insulating barrier, after the assembling, cavity in the shell of tubing shape can hold just some that be arranged side by side, be connected with conducting strip and coating the ceramic heating plate of insulating barrier, and shell inserts the end sealing moulding in the water, and the other end is then offered the opening that the power supply source line is drawn.
One end of described shell can flatten back welded seal moulding.
One end of described shell also can be by sealing plug sealing back welded seal moulding.
Described insulating barrier is made of high-temperature insulation paper.
Described conducting strip is crimped on the positive and negative electrode of several ceramic heating plates that are arranged side by side.
Described ceramic heating plate is the ceramic heating plate that is positive temperature coefficient.
The cross section of the shell of described tubing shape can be sheath cross section shape.
Described conducting strip can be made by the conduction aluminium flake.
After adopting said structure, can in manufacturing process, reduce cost; And the ceramic heating plate heating area that adopts is bigger, and its thermal conversion efficiency is than traditional electrical heat pipe height, and the internal work temperature is low, and the structure oxidizing process is slower, so its useful life is longer; In addition, the heat that ceramic heating plate sends can conduct to shell rapidly, and ceramic heating plate and surface temperature are more approaching, and under sky burning state, ceramic heating plate also can keep constant temperature, and fail safe is higher, and its dielectric voltage withstand characteristic is better than the traditional electrical heat pipe; And the hermetically-sealed construction of housing has played seal protection to the ceramic heating plate of inside effectively, and has played good insulation protection effect by the insulating barrier that high-temperature insulation paper constitutes.Therefore, the utility model has overcome the deficiency of traditional electrical heat pipe, can be applied to better widely in the electric heating products.
Description of drawings:
Fig. 1 is the utility model cross section principle cutaway view;
Fig. 2 is the three-dimensional structure diagram of the utility model shell;
Fig. 3 is the three-dimensional structure diagram of a kind of embodiment of the utility model.
Specific embodiment:
As Figure 1-3, the utility model includes ceramic heating plate 1, on the positive and negative electrode of the some ceramic heating plate that is arranged side by side 1 both sides, be connected with conducting strip 2 respectively, and the skin at ceramic heating plate 1 and conducting strip 2 is coated with insulating barrier 3, after the assembling, cavitys 41 in the shell 4 of tubing shape can hold just some that be arranged side by side, be connected with conducting strip 2 and coating the ceramic heating plate 1 of insulating barrier 3, and the end sealing moulding that shell 4 inserts in the water, the other end is then offered the opening 42 that power supply source line 11 is drawn.One end of described shell 4 can flatten back welded seal moulding.One end of described shell 4 also can be by sealing plug sealing back welded seal moulding.Described insulating barrier 3 is made of high-temperature insulation paper.Described conducting strip 2 is crimped on the positive and negative electrode of several ceramic heating plates that are arranged side by side 1.Described ceramic heating plate 1 is for being the ceramic heating plate of positive temperature coefficient.The cross section of the shell 4 of described tubing shape can be sheath cross section shape.Described conducting strip 2 can be made by the conduction aluminium flake.
In use, the utility model can be widely used in the various electric heating products as a kind of electric heating element, and can adjust overall dimensions of the present utility model as required, so, especially be fit to be applied in the storage-type electric water heater.In its assembling process, one end and the barred body thereof of the sealing of constant temperature electric heating rod are inserted in the container that water is housed together, make the other end of constant temperature electric heating rod sealing extracting power supply cord 11 be isolated in external container by sealing device, after the energized, the electric current power line 11, conducting strip 2 of flowing through connected positive and negative two electrodes of ceramic heating plates 1, thereby make ceramic electrical backing 1 heating power, the surface of the shell 4 that the surface conductive of heat by ceramic electrical backing 1 to square aluminium tube is made, thereby the heat on shell 4 surfaces is reached evenly, conduct in the water and heat.
Because ceramic heating plate 1 work in shell 4 all the time; the shell 4 that side's aluminium tube is made has played good seal protection effect; therefore; even if under lack of water, empty burning state, ceramic heating element 1 also can keep constant temperature, surface temperature is no more than 230 ℃; fail safe is higher; overcome the deficiency of traditional electrical heat pipe, and outside the conducting strip 2 that is connected with electrode, also be coated with the insulating barrier 3 that constitutes by high-temperature insulation paper, played the insulation protection effect further.
Therefore, the utlity model has simple in structure, produce that cost is low, simple in structure, heating area is big, thermal conversion efficiency is high, many characteristics such as safe and reliable, dielectric voltage withstand.
Claims (8)
1, a kind of constant temperature electric heating rod, include ceramic heating plate (1), it is characterized in that: on the positive and negative electrode of the some ceramic heating plates that are arranged side by side (1) both sides, be connected with conducting strip (2) respectively, and the skin at ceramic heating plate (1) and conducting strip (2) is coated with insulating barrier (3), after the assembling, cavity (41) in the shell of tubing shape (4) can hold some just and be arranged side by side, be connected with conducting strip (2) and coating the ceramic heating plate (1) of insulating barrier (3), and shell (4) inserts the end sealing moulding in the water, and the other end is then offered the opening (42) that power supply source line (11) is drawn.
2, a kind of constant temperature electric heating rod according to claim 1 is characterized in that: an end of described shell (4) can flatten back welded seal moulding.
3, a kind of constant temperature electric heating rod according to claim 1 is characterized in that: an end of described shell (4) also can be by sealing plug sealing back welded seal moulding.
4, a kind of constant temperature electric heating rod according to claim 1, it is characterized in that: described insulating barrier (3) is made of high-temperature insulation paper.
5, a kind of constant temperature electric heating rod according to claim 1, it is characterized in that: described conducting strip (2) is crimped on the positive and negative electrode of several ceramic heating plates that are arranged side by side (1).
6, a kind of constant temperature electric heating rod according to claim 1 is characterized in that: described ceramic heating plate (1) is for being the ceramic heating plate of positive temperature coefficient.
7, a kind of constant temperature electric heating rod according to claim 1, it is characterized in that: the cross section of the shell of described tubing shape (4) can be sheath cross section shape.
8, a kind of constant temperature electric heating rod according to claim 1 is characterized in that: described conducting strip (2) can be made by the conduction aluminium flake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03243731 CN2609310Y (en) | 2003-04-11 | 2003-04-11 | Constant temp. electrothermal bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03243731 CN2609310Y (en) | 2003-04-11 | 2003-04-11 | Constant temp. electrothermal bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2609310Y true CN2609310Y (en) | 2004-03-31 |
Family
ID=34169082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03243731 Expired - Fee Related CN2609310Y (en) | 2003-04-11 | 2003-04-11 | Constant temp. electrothermal bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2609310Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012122764A1 (en) * | 2011-03-15 | 2012-09-20 | 深圳市兴日生实业有限公司 | Water heater for breeding of aquatic animals and feeding of pets |
| CN113056046A (en) * | 2019-12-27 | 2021-06-29 | 苏州汉纳材料科技有限公司 | Modular electric heating plate |
-
2003
- 2003-04-11 CN CN 03243731 patent/CN2609310Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012122764A1 (en) * | 2011-03-15 | 2012-09-20 | 深圳市兴日生实业有限公司 | Water heater for breeding of aquatic animals and feeding of pets |
| CN113056046A (en) * | 2019-12-27 | 2021-06-29 | 苏州汉纳材料科技有限公司 | Modular electric heating plate |
| CN113056046B (en) * | 2019-12-27 | 2023-01-03 | 苏州汉纳材料科技有限公司 | Modular electric heating plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |