CN108135041B - Heating element and electromagnetic induction type water heater - Google Patents
Heating element and electromagnetic induction type water heater Download PDFInfo
- Publication number
- CN108135041B CN108135041B CN201810086119.3A CN201810086119A CN108135041B CN 108135041 B CN108135041 B CN 108135041B CN 201810086119 A CN201810086119 A CN 201810086119A CN 108135041 B CN108135041 B CN 108135041B
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- Prior art keywords
- heating
- temperature control
- fixing
- groove
- bottom plate
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Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 171
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 230000005674 electromagnetic induction Effects 0.000 title claims abstract description 18
- 230000000694 effects Effects 0.000 abstract description 16
- 239000008236 heating water Substances 0.000 abstract description 2
- 239000011435 rock Substances 0.000 abstract description 2
- 238000009841 combustion method Methods 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 238000010586 diagram Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/06—Control, e.g. of temperature, of power
-
- 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
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating 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
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
-
- 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
- F24H2250/00—Electrical heat generating means
- F24H2250/08—Induction
Abstract
The invention provides a heating element and an electromagnetic induction type water heater, and relates to the technical field of heating equipment. The heating piece comprises a heating cavity and a temperature control piece, and one side of the temperature control piece is clung to the inner wall of the heating cavity; the inner side wall of the heating cavity is provided with a groove and a fixing part, the groove is arranged along a first direction, the fixing part is arranged along a second direction, and the first direction is vertical to the second direction; the groove is used for placing the temperature control piece, and the fixed part is used for fixing the temperature control piece in the groove. Solves the problem that the heating element generates dry heating of the water tank when heating water. Through placing temperature control spare in the recess of the inside wall in heating chamber, temperature control spare is hugged closely with the inner wall in heating chamber, when not influencing the power in heating chamber, and can survey the water yield in the heating chamber, and then control circuit break-make prevents that dry combustion method from taking place, is provided with the fixed part in the position of perpendicular recess, and the fixed part is fixed temperature control spare in the recess, avoids the use in temperature control spare to take place to rock, increases the factor of safety who uses the heating spare, excellent in use effect.
Description
Technical Field
The invention relates to the technical field of heating equipment, in particular to a heating element and an electromagnetic induction type water heater.
Background
The electromagnetic induction type water heater is an electric appliance which utilizes electric energy to achieve a heating effect, has the advantages of small volume, high heating power, wide application range, high temperature control precision, wide application range, long service life and good reliability, adopts an intelligent control mode, and can be networked with a computer. The electromagnetic induction type water heater generates alternating magnetic field through the component parts of the electronic circuit board, when the iron-containing container is placed on the electromagnetic induction type water heater, alternating magnetic force lines are cut on the surface of the container to generate alternating current (namely vortex) at the metal part at the bottom of the container, the vortex enables iron atoms at the bottom of the container to move at random at high speed, and the atoms collide and rub with each other to generate heat energy, so that the effect of heating objects is achieved; because the iron container generates heat, the heat conversion rate is extremely high and can reach 95%, and the electromagnetic oven and the electromagnetic stove are all electromagnetic heating technologies.
With the development of electromagnetic induction technology at present, the market demand of electromagnetic induction type water heater is bigger and bigger, and the requirements on the quality of products and the productivity of enterprises are also higher and bigger. When the hot water is heated in the existing electromagnetic induction type water heater, the situation that the water is dry-burned but the water is not added in time often occurs in the water tank, so that danger is caused.
Disclosure of Invention
The invention aims to provide a heating element, which solves the problem that in the prior art, when the heating element heats water, dry heating occurs in a water tank, so that dangerous accidents are caused.
The invention also provides an electromagnetic induction type water heater, which is used for solving the problem of dangerous accidents caused by dry heating of a water tank when the electromagnetic induction type water heater heats water in the prior art.
The invention provides a heating element, which comprises a heating cavity and a temperature control element, wherein one end of the temperature control element is level with the bottom end of the heating cavity;
the inner side wall of the heating cavity is provided with a groove and a fixing part, the groove is arranged along a first direction, the fixing part is arranged along a second direction, and the first direction is vertical to the second direction;
the groove is used for placing the temperature control piece, and the fixing part is used for fixing the temperature control piece in the groove.
Further, the number of the temperature control parts is two, the number of the grooves is two, and the number of the fixing parts is two;
the two grooves are respectively positioned on the inner side wall of the heating cavity, the two temperature control parts are respectively positioned in the two grooves, and the fixing parts fix the temperature control parts in the corresponding grooves.
Further, the fixed part comprises a first fixed part, a second fixed part, a first fixed groove and a second fixed groove, wherein the first fixed groove is used for placing the first fixed part, the second fixed groove is used for placing the second fixed part, and the highest points of the first fixed part and the second fixed part are all flush with the inner side wall of the heating cavity.
Further, the first fixing part comprises a connecting part and a clamping part, the connecting part is located at two ends of the clamping part, the connecting part is located in the first fixing groove, the clamping part is U-shaped, and the protrusions of the clamping part face the groove, so that the temperature control part is fixed by the clamping part.
Further, one end of the second fixing piece is welded with the second fixing groove, the other end of the second fixing piece is suspended on the upper side of the groove, so that the temperature control piece is fixed in the groove, and the other end of the second fixing piece is deformed, welded and fixed in the groove.
Further, the number of the fixing portions is plural, and the plural fixing portions are uniformly distributed along the first direction.
Further, the heating element further comprises a bottom plate, and the bottom plate is connected with the bottom end of the heating cavity so that one end of the temperature control element is in contact with the bottom plate;
the bottom plate includes first bottom plate and second bottom plate, the thickness of first bottom plate with the chamber wall thickness of heating chamber is the same, just first bottom plate with the bottom welding of heating chamber, first bottom plate with the welding between the second bottom plate.
Furthermore, the corners of the heating cavity are rounded, so that the heating cavity can be formed by die stretching.
Further, the outer side wall of the heating cavity is provided with reinforcing ribs for avoiding deformation of the heating cavity.
Further, the number of the heating cavities is multiple, and at least one heating cavity is provided with the temperature control piece.
The invention also provides an electromagnetic induction type water heater, which comprises the heating element.
One end of a temperature control part of the heating element is flush with the bottom end of a heating cavity, the inner side wall of the heating cavity is provided with a groove and a fixing part, the groove is arranged along the length direction of the heating cavity, the fixing part is arranged along the width direction of the heating cavity, the temperature control part is placed in the groove along the vertical direction, and the fixing part fixes the temperature control part in the groove along the horizontal direction; one end of the temperature control piece is level with the bottom of the heating cavity, so that the sensing and control effect of the temperature control piece is better when the water quantity in the heating cavity is small; the heating cavity inboard is provided with the recess, places temperature control spare in the recess, has realized both having increased the factor of safety of heating spare and has guaranteed the width of heating intracavity again, has guaranteed the power of heating spare to set up the fixed part at the horizontal direction of temperature controlling spare, fix the temperature controlling spare in the recess, prevent temperature control spare displacement, factor of safety is higher, excellent in use effect.
The electromagnetic induction type water heater provided by the invention comprises the heating element. Through being provided with the temperature controlling part in the heating chamber of electromagnetic induction formula water heater, improve the factor of safety of heating spare water boiling to set up fixed part, fix the temperature controlling part on the inside wall in heating chamber, factor of safety is higher when water boiling, and the result of use is better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a heating element according to an embodiment of the present invention;
FIG. 2 is a schematic view of a side wall of a heating chamber according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of connection between a temperature control and a fixing portion according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a first fixing member according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a second fixing member according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a base plate according to an embodiment of the present invention.
Icon: 11-a heating chamber; 12-temperature control parts; 13-grooves; 14-a fixing part; 15-a bottom plate; 111-reinforcing ribs; 141-a first fixing member; 142-a second securing member; 143-a first fixing groove; 144-a second fixing groove; 145-a connection; 146-clamping part; 151-a first bottom plate; 152-a second bottom plate.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that, as the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used for convenience in describing the present invention and simplifying the description based on the azimuth or positional relationship shown in the drawings, it should not be construed as limiting the present invention, but rather should indicate or imply that the devices or elements referred to must have a specific azimuth, be constructed and operated in a specific azimuth. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.
In the description of the present invention, it should be noted that unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
FIG. 1 is a schematic diagram of a heating element according to an embodiment of the present invention; fig. 2 is a schematic structural diagram of a sidewall of a heating chamber according to an embodiment of the present invention.
1-2, the heating element provided by the invention comprises a heating cavity 11 and a temperature control element 12, wherein one end of the temperature control element 12 is flush with the bottom end of the heating cavity 11; the inner side wall of the heating cavity 11 is provided with a groove 13 and a fixing part 14, the groove 13 is arranged along a first direction, the fixing part 14 is arranged along a second direction, and the first direction and the second direction are perpendicular; the groove 13 is used for placing the temperature control piece 12, and the fixing part 14 is used for fixing the temperature control piece 12 in the groove 13.
One end of the temperature control piece 12 is flush with the bottom end of the heating cavity 11, a groove 13 and a fixing part 14 are arranged on the inner side wall of the heating cavity 11, the groove 13 is arranged along the length direction of the heating cavity 11, the fixing part 14 is arranged along the width direction of the heating cavity 11, the temperature control piece 12 is placed in the groove 13 along the vertical direction, and the fixing part 14 fixes the temperature control piece 12 in the groove 13 along the horizontal direction; by enabling one end of the temperature control piece 12 to be level with the bottom of the heating cavity 11, the sensing and control effect of the temperature control piece 12 is better when the water amount in the heating cavity 11 is small; the heating cavity 11 inboard is provided with recess 13, places temperature control spare 12 in the recess 13, has realized both increased the factor of safety of heating spare and has guaranteed the width in the heating cavity 11 again, has guaranteed the power of heating spare to set up fixed part 14 at the horizontal direction of temperature control spare 12, fix temperature control spare 12 in recess 13, prevent temperature control spare 12 displacement, factor of safety is higher, and the result of use is better.
Fig. 3 is a schematic structural diagram of connection between a temperature control unit and a fixing portion according to an embodiment of the present invention.
As shown in fig. 3, the number of the temperature control elements 12 is two, the number of the grooves 13 is two, and the number of the fixing parts 14 is two; the two grooves 13 are respectively located on the inner side walls of the heating cavity 11, the two temperature control pieces 12 are respectively located in the two grooves 13, and the fixing portions 14 fix the temperature control pieces 12 in the corresponding grooves 13.
The two temperature control pieces 12 are respectively positioned in the two grooves 13, and the two fixing pieces respectively fix the two temperature control pieces 12 in the two grooves 13. The reliability of the two temperature control pieces 12 arranged in the heating cavity 11 is higher, the two temperature control pieces can be detected immediately when water shortage begins in the water tank, double-layer protection is carried out on the heating cavity 11, the safety coefficient is improved, and the use effect is better.
Further, the fixing portion 14 includes a first fixing member 141, a second fixing member 142, a first fixing groove 143 and a second fixing groove 144, where the first fixing groove 143 is used for placing the first fixing member 141, the second fixing groove 144 is used for placing the second fixing member 142, and the highest points of the first fixing member 141 and the second fixing member 142 are flush with the inner sidewall of the heating cavity 11.
The fixing part 14 comprises a first fixing piece 141 and a first fixing groove 143, the first fixing groove 143 is perpendicular to the groove 13 and is used for placing the first fixing piece 141, and the highest point of the first fixing piece 141 is level with the inner side wall of the heating cavity 11; the inner side wall of the heating cavity 11 is provided with the first fixing groove 143, two ends of the first fixing piece 141 are positioned in the first fixing groove 143, and the temperature control piece 12 is fixed at the middle part of the first fixing piece 141, so that the width of the heating cavity 11 in which the first fixing piece 141 is placed is not changed, the power of the heating piece is prevented from being changed, and the use effect is better.
The first fixing member 141 located in the first fixing groove 143 is located at the inner side of the heating cavity 11, and is used for fixing the temperature control member 12 at the lower portion of the temperature control member 12, and the second fixing member 142 located in the second fixing groove 144 is located at the upper side of the heating cavity 11, and is used for fixing the temperature control member 12 at the upper portion of the temperature control member 12, so that the fixing effect is good.
The strength of the first fixing groove 143 is reinforced by punching at the position of the first fixing groove 143, so as to increase the strength of the heating cavity 11 at the corresponding position, and avoid the deformation of the heating cavity 11.
Fig. 4 is a schematic structural diagram of a first fixing member 141 according to an embodiment of the present invention.
As shown in fig. 4, the first fixing member 141 includes a connecting portion 145 and a clamping portion 146, the connecting portion 145 is located at two ends of the clamping portion 146, and the connecting portion 145 is located in the first fixing groove 143, the clamping portion 146 is U-shaped, and a protrusion of the clamping portion 146 faces the groove 13, so that the clamping portion 146 fixes the temperature control member 12.
The first fixing member 141 includes a connecting portion 145 and a clamping portion 146, the connecting portion 145 is located at two ends of the clamping portion 146, the connecting portion 145 is located in the first fixing groove 143, the clamping portion 146 is U-shaped, and a protrusion of the U-shape faces into the groove 13, so that the U-shaped clamping portion 146 clamps the temperature control member 12 in the groove 13; the connecting portions 145 at two ends of the first fixing member 141 are fixed in the first fixing groove 143, the U-shaped clamping portion 146 extrudes and fixes the temperature control member 12 in the groove 13, namely, the temperature control member 12 is fixed in the groove 13, the fixing portion 14 does not protrude out of the inner side wall of the heating cavity 11, the power and other parameters of the heating cavity 11 are not affected, and the use effect is good.
Fig. 5 is a schematic structural diagram of a second fixing member 142 according to an embodiment of the invention.
As shown in fig. 5, one end of the second fixing member 142 is welded to the second fixing groove 144, the other end of the second fixing member 142 is suspended above the groove 13, so that the temperature control member 12 is fixed in the groove 13, and the other end of the second fixing member 142 is deformed and welded into the groove 13.
The left end of the second fixing piece 142 is welded with the second fixing groove 144, and after the temperature control piece 12 is fixed in the second fixing groove 144, the right end of the second fixing piece 142 is bent to clamp the temperature control piece 12 in the groove 13, so that the welding and fixing effects are better.
The first fixing member 141 may include a connecting portion 145 and a clamping portion 146, and is fixed above the groove 13 before the temperature control member 12 is placed, the temperature control member 12 is placed in the groove 13, the clamping portion 146 of the first fixing member 141 clamps the temperature control member 12, the second temperature control member 12 is located at a position close to the bottom plate 15, one end of the second temperature control member is welded with the second fixing groove 144, the other end of the second temperature control member is bent after the temperature control member 12 is placed, the temperature control member 12 is fixed, and the use effect is good.
Further, the number of the fixing portions 14 is plural, and the plurality of fixing portions 14 are uniformly distributed along the first direction.
The quantity of fixed part 14 is a plurality of, and a plurality of fixed parts 14 are along vertical direction equipartition setting, avoid temperature control spare 12 to take place to rock in the use, and fixed effect is better. The fixing members of the fixing portions 14 may include a plurality of connecting portions 145 and clamping portions 146, the first fixing members 141 and the second fixing members 142 of the fixing portions 14 may be welded in the fixing portions of the first fixing grooves 143 and the second fixing grooves 144, and the other ends of the fixing portions are bent to clamp the temperature control member 12, so that the use effect is good.
Fig. 6 is a schematic structural diagram of a base plate according to an embodiment of the present invention.
As shown in fig. 6, the heating element further includes a bottom plate 15, and the bottom plate 15 is connected to the bottom end of the heating chamber 11, so that one end of the temperature control element 12 contacts with the bottom plate 15; the bottom plate 15 includes a first bottom plate 151 and a second bottom plate 152, the thickness of the first bottom plate 151 is the same as the wall thickness of the heating chamber 11, the first bottom plate 151 is welded to the bottom end of the heating chamber 11, and the first bottom plate 151 is welded to the second bottom plate 152.
The heating element comprises a bottom plate 15, the bottom plate 15 is connected to the bottom end of the heating cavity 11, so that the first end of the temperature control element 12 is contacted with the bottom plate 15, and one end of the bottom plate 15, which is contacted with the temperature control element 12, is contacted with the bottom plate 15, so that the temperature control element 12 can quickly react when the bottom plate 15 is free of water, the thickness of the first bottom plate 151 is the same as the cavity wall thickness of the heating cavity 11, the first bottom plate 151 is welded with the bottom plate 15 of the heating cavity 11, and the first bottom plate 151 is welded with the second bottom plate 152. The current welding of the heating cavity 11 and the bottom plate 15 is direct thin plate (cavity wall of the heating cavity 11) to thick plate (bottom plate 15) TIG welding, and wire filling welding is needed, and if automatic welding is used, wire filling has great difficulty. In the invention, the thickness of the first bottom plate 151 is the same as the wall thickness of the heating cavity 11, the first bottom plate 151 and the second bottom plate 152 are welded, and the integral first bottom plate 151 and the second bottom plate 152 are welded with the bottom of the heating cavity 11, so that the fillet weld can be changed into a termination weld, the TIG welding can be used, wires can be omitted, enough materials can be used for melting the filling weld, and the product can realize automatic welding.
The material of the heating cavity 11 is stainless iron, the material of the first bottom plate 151 is stainless iron, the material of the second bottom plate 152 is stainless steel plate, and the first bottom plate 151 and the second bottom plate 152 are subjected to resistance welding without chemical product segregation, so that the antirust capability is good. With the thickness of heating chamber 11 being 1mm, the thickness of first bottom plate 151 is 1mm, and the thickness of second bottom plate 152 is 3mm, resistance welding reaches the same thickness as preceding bottom plate 15 between first bottom plate 151 and the second bottom plate 152, directly stretches out the turn-ups between the one side of first bottom plate 151 and heating chamber 11, realizes terminating the welding seam, and the product realizes automated production, improves production efficiency, and the productivity effect is good.
Further, the corners of the heating cavity 11 are rounded, so that the heating cavity 11 can be formed by die stretching.
The corners of the heating cavity 11 are rounded corners, and when the heating cavity 11 is welded, a die can be used for direct stretch forming. The heating cavity 11 is butted by two symmetrical heating plates, the corners of the heating cavity 11 are rounded corners, and the arc transition is easy to realize when automatic equipment is used for automatic welding. The existing heating cavity 11 is formed by bending and is square, the consistency of production efficiency products is low, manual welding is generally adopted during preparation of the heating cavity 11, welding quality is not controlled uniformly, products are easy to rust, the positions of corners of the improved heating cavity 11 are fillets, welding can be performed through customized special welding equipment during production, the influence of human factors is reduced, and the production efficiency of the products is improved.
Further, the outer side wall of the heating cavity 11 is provided with a reinforcing rib 111 for avoiding deformation of the heating cavity 11.
The outer side wall of heating chamber 11 is provided with strengthening rib 111, and the quantity of strengthening rib 111 is a plurality of for increase the intensity of heating chamber 11, and can not influence the width in the heating chamber 11, avoid heating chamber 11 in the heating process, because the thinner problem that takes place to warp of the chamber wall of heating chamber 11.
The shape of the reinforcing ribs 111 may be a long strip shape provided along the length direction of the heating chamber 11, or a long strip shape provided along the width direction of the heating chamber 11, and the number of the reinforcing ribs 111 may be plural, so long as the strength of the heating chamber 11 can be increased.
Further, the number of the heating chambers 11 is plural, and the temperature control 12 is disposed on at least one heating chamber 11.
The number of the heating cavities 11 is multiple, at least one heating cavity 11 is provided with a temperature control 12, namely, when at least one heating cavity 11 is provided with the temperature control heating cavity 11, other temperature controllers can be provided with the temperature control heating cavity 11. It is worth mentioning that the positions of the corners of the heating cavities 11 are all round corners, and the corners can be prepared by stretching by using die automation equipment, so that the finished product is high in efficiency, good in quality and good in economic benefit.
The invention also provides an electromagnetic induction type water heater, which comprises the heating element.
Through being provided with temperature controlling part 12 in electromagnetic induction type water heater's heating chamber 11, improve the factor of safety that the heating part heated water to set up fixed part 14, fix temperature controlling part 12 on the inside wall in heating chamber 11, factor of safety is higher when heating water, and the result of use is better.
In summary, one end of the temperature control element 12 of the heating element is flush with the bottom end of the heating cavity 11, the inner side wall of the heating cavity 11 is provided with the groove 13 and the fixing part 14, the groove 13 is arranged along the length direction of the heating cavity 11, the fixing part 14 is arranged along the width direction of the heating cavity 11, the temperature control element 12 is placed in the groove 13 along the vertical direction, and the fixing part 14 fixes the temperature control element 12 in the groove 13 along the horizontal direction; by enabling one end of the temperature control piece 12 to be level with the bottom of the heating cavity 11, the sensing and control effect of the temperature control piece 12 is better when the water amount in the heating cavity 11 is small; the heating cavity 11 inboard is provided with recess 13, places temperature control spare 12 in the recess 13, has realized both increased the factor of safety of heating spare and has guaranteed the width in the heating cavity 11 again, has guaranteed the power of heating spare to set up fixed part 14 at the horizontal direction of temperature control spare 12, fix temperature control spare 12 in recess 13, prevent temperature control spare 12 displacement, factor of safety is higher, and the result of use is better.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (8)
1. The heating element is characterized by comprising a heating cavity (11) and a temperature control element (12), wherein one end of the temperature control element (12) is level with the bottom end of the heating cavity (11);
the inner side wall of the heating cavity (11) is provided with a groove (13) and a fixing part (14), the groove (13) is arranged along a first direction, the fixing part (14) is arranged along a second direction, and the first direction is perpendicular to the second direction;
the groove (13) is used for placing the temperature control piece (12), and the fixing part (14) is used for fixing the temperature control piece (12) in the groove (13);
the fixing part (14) comprises a first fixing piece (141), a second fixing piece (142), a first fixing groove (143) and a second fixing groove (144), wherein the first fixing groove (143) is used for placing the first fixing piece (141), the second fixing groove (144) is used for placing the second fixing piece (142), and the highest points of the first fixing piece (141) and the second fixing piece (142) are all level with the inner side wall of the heating cavity (11);
the number of the temperature control pieces (12) is two, the number of the grooves (13) is two, and the number of the fixing parts (14) is two;
the two grooves (13) are respectively positioned on the inner side wall of the heating cavity (11), the two temperature control pieces (12) are respectively positioned in the two grooves (13), and the fixing parts (14) are used for fixing the temperature control pieces (12) in the corresponding grooves (13).
2. The heating element according to claim 1, characterized in that the first fixing element (141) comprises a connecting portion (145) and a clamping portion (146), the connecting portion (145) is located at two ends of the clamping portion (146), the connecting portion (145) is located in the first fixing groove (143), the clamping portion (146) is U-shaped, and a protrusion of the clamping portion (146) faces the groove (13) so that the clamping portion (146) fixes the temperature control element (12).
3. The heating element according to claim 1, wherein one end of the second fixing element (142) is welded with the second fixing groove (144), the other end of the second fixing element (142) is suspended above the groove (13) so that the temperature control element (12) is fixed in the groove (13), and the other end of the second fixing element (142) is deformed and welded into the groove (13).
4. A heating element according to claim 1, characterized in that it further comprises a bottom plate (15), said bottom plate (15) being connected to the bottom end of said heating chamber (11) so that one end of said temperature control element (12) is in contact with said bottom plate (15);
the bottom plate (15) comprises a first bottom plate (151) and a second bottom plate (152), the thickness of the first bottom plate (151) is the same as the wall thickness of the heating cavity (11), the first bottom plate (151) is welded with the bottom end of the heating cavity (11), and the first bottom plate (151) is welded with the second bottom plate (152).
5. A heating element according to claim 1, characterized in that the corners of the heating chamber (11) are rounded to enable die stretch forming of the heating chamber (11).
6. A heating element according to claim 1, characterized in that the outer side wall of the heating chamber (11) is provided with stiffening ribs (111) for avoiding deformation of the heating chamber (11).
7. A heating element according to claim 1, characterized in that the number of heating chambers (11) is plural, at least one heating chamber (11) being provided with the temperature control element (12).
8. An electromagnetic induction water heater comprising a heating element as claimed in any one of claims 1 to 7.
Priority Applications (1)
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| CN1292986A (en) * | 1998-03-17 | 2001-04-25 | 施特里克斯有限公司 | Electric heaters |
| JP3113891U (en) * | 2005-06-21 | 2005-09-22 | 蔡 崑忠 | Electronic heat retention device heating bottom base |
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| CN108135041A (en) | 2018-06-08 |
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