CN108895535B - Heat regulator and heat accumulating type electric heater - Google Patents
Heat regulator and heat accumulating type electric heater Download PDFInfo
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- CN108895535B CN108895535B CN201811052549.XA CN201811052549A CN108895535B CN 108895535 B CN108895535 B CN 108895535B CN 201811052549 A CN201811052549 A CN 201811052549A CN 108895535 B CN108895535 B CN 108895535B
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 33
- 230000017525 heat dissipation Effects 0.000 claims abstract description 22
- 230000001172 regenerating effect Effects 0.000 claims abstract description 13
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 40
- 238000010438 heat treatment Methods 0.000 claims description 32
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 27
- 239000000395 magnesium oxide Substances 0.000 claims description 24
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 20
- 238000009413 insulation Methods 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 12
- 239000011324 bead Substances 0.000 claims description 10
- 239000000843 powder Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000033228 biological regulation Effects 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000004321 preservation Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 description 6
- 239000011449 brick Substances 0.000 description 5
- 230000005855 radiation Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005338 heat storage Methods 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- MHKWSJBPFXBFMX-UHFFFAOYSA-N iron magnesium Chemical compound [Mg].[Fe] MHKWSJBPFXBFMX-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1096—Arrangement or mounting of control or safety devices for electric heating systems
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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)
- Central Heating Systems (AREA)
Abstract
The invention discloses a heat regulator and a regenerative electric heater, wherein the heat regulator comprises a bottom plate and radiating fins; an air outlet A is formed in the bottom plate, the radiating fins are fixed on the outer side of the air outlet A and used for uniformly regulating heat released by the air outlet A, a plurality of regulating ports which are arranged in parallel are formed in the longitudinal direction of the bottom plate, and the density of the regulating ports positioned in the middle of the radiating fins is less than that of the regulating ports at two ends of the radiating fins; and a heat regulator is arranged between the hot air channel of the heat accumulating type electric heater and the top heat dissipation window. The heat regulator provided by the invention can uniformly dissipate heat dissipated from the air outlet A from the regulating port, so that the uniformity of heat dissipation is ensured, and scalding accidents are prevented.
Description
Technical Field
The invention relates to the field of heating, in particular to a heat regulator and a regenerative electric heater comprising the same.
Background
The heat of the electric heater mainly depends on convection of a grid opening and indoor air, the purpose of heating is achieved, only a small amount of split flow is radiated from the surface of the heat accumulating type electric heater, the heat of the heat accumulating type electric heater flows vertically to the top from a hot air channel in a body and is directly dissipated out of a grid outlet, the temperature of the grid outlet is uneven, larger temperature difference exists between two sides and the middle, the middle temperature can exceed 115 degrees, the maximum temperature can reach 130 degrees, a human body is easily scalded or other accidents are caused, and the whole heat utilization rate is low.
Disclosure of Invention
In order to solve the problem of uneven temperature of a heat dissipation window of an existing electric heater, the invention provides a heat regulator and a regenerative electric heater comprising the heat regulator, and the heat regulator can automatically regulate and control the temperature value of a grid outlet of the electric heater, so that the uniformity of the temperature of the grid outlet is realized.
In a first aspect, the present invention provides a heat regulator implemented by the following technical scheme: a thermal regulator comprising a base plate and a heat sink; an air outlet A is formed in the bottom plate, the radiating fins are fixed on the outer side of the air outlet A and used for uniformly regulating heat released by the air outlet A, a plurality of regulating ports which are arranged in parallel are formed in the longitudinal direction of the radiating fins, and the density of the regulating ports at the middle part of the radiating fins is less than that of the regulating ports at two ends of the radiating fins.
According to the invention, the density of the regulating ports at the middle part of the radiating fin is less than that of the regulating ports at the two ends of the radiating fin, so that when the heat regulator is installed in an electric heater, dense convection channels are reserved at a position far from the grid, convection of heat flow is increased, rare convection channels are reserved at a position near to the grid, convection of the heat flow is reduced, heat is uniformly dispersed after hot air flows to the radiating fin through the air outlet A, and finally the heat is dissipated from the grid outlet.
Further, a bulge is arranged on the bottom plate, and an air outlet A is formed in the bulge; an air outlet adjusting device is movably arranged on the bottom plate bulge, and movably covers the air outlet A and is used for adjusting the air quantity at the air outlet A; the wind gap adjusting device includes the deep bead, is located the regulation plectrum of deep bead one side corner top and with adjust the adjust knob of plectrum fixed connection, the deep bead is Z type or L type, the horizontal part of deep bead passes through pillar swing joint on the arch of bottom plate, adjusts the plectrum and is used for adjusting the rotatory angle of deep bead along the pillar to adjust the amount of wind of air outlet A department.
In the technical scheme, the air port adjusting device is convenient for manually adjusting the air quantity.
Further, the adjusting pulling piece is in a fan-shaped structure, the arc part of the adjusting pulling piece is formed by connecting a plurality of broken line segments, and the vertical distances between the broken line segments and the adjusting knob are different. The turning positions of the wind shields are pressed by different broken line sections through rotating the adjusting knob, the falling distance of the turning positions of the wind shields is controlled, the included angle between the wind shields and the air outlet A is controlled, the air outlet of the air outlet A is further controlled, and the design of the multiple broken line sections is a multi-gear design.
Further, the radiating fins are of a z-shaped structure, the bottom edges of the radiating fins are fixed on the bottom plate, a plurality of guide plates are arranged between the air outlet A and the radiating fins, one ends of the guide plates close to the radiating fins are aligned up and down, the sizes of the guide plates are sequentially decreased from top to bottom to form a trapezoid structure, and the top guide plates are positioned below the top edges of the radiating fins; the two ends of the guide plate are fixedly supported by the supporting plates, and the supporting plates are positioned outside the two ends of the radiating fin and fixed on the bottom plate.
In the technical scheme, the heat at the air outlet A can be evenly convected in the vertical direction due to the arrangement of the guide plates.
Further, the top guide plate is vertically and fixedly connected with the partition plate, the lower end of the partition plate is propped against the bottom plate, a heat adjusting space is formed among the top guide plate, the partition plate, the bottom plate and the radiating fins, hot air at the air outlet A enters the heat adjusting space and then is radiated by the radiating fins, and at the moment, the air outlet adjusting device is not arranged in the heat adjuster;
or, the air outlet A is covered by the wind shield of the air outlet regulating device, the air quantity at the air outlet A is regulated, a gap is formed between the lower end of the partition plate and the wind shield for the wind shield to move, a heat regulating space is formed among the top guide plate, the partition plate, the wind shield, the bottom plate and the radiating fin, and hot air at the air outlet A enters the heat regulating space and then is radiated by the radiating fin.
In the above technical scheme, the design of the partition plate is to make the heat radiating from the air outlet A radiate from the radiating fin efficiently, so as to improve the heat utilization rate.
In a second aspect, the present invention provides a heat accumulating electric heater, wherein any one of the heat adjusters is installed between a hot air channel and a top heat dissipation window of the heat accumulating electric heater.
When heat flows out from the hot air channel, the heat regulator can enable heat to be evenly dispersed from the heat radiation window, and when the temperature of the heat radiation window is prevented from exceeding 130 degrees to cause fire or scald accidents, heat radiation can be more even, and the heat utilization rate is improved.
Further, the heat accumulating type electric heater comprises a shell, and a heating element, a heat accumulator and a heat insulation plate which are arranged in the shell, wherein the periphery of the heating element is surrounded by the heat accumulator, the heat accumulator is surrounded by the heat insulation plate, a hot air channel is formed between the heat accumulator and the heating element, and an air inlet and a heat dissipation window which are communicated with the hot air channel are respectively formed at the top and the bottom of the shell; the shell outside still is equipped with the intelligent control ware of being connected with heating element, intelligent control ware is used for controlling heating element's start and stop and temperature, time setting.
Further, a channel communicated with the hot air channel is formed between the heat insulation plates at the top of the heat accumulator, an air outlet plate with a hollow trapezoid structure is arranged in the channel, an air outlet C is formed in the air outlet plate, the top of the air outlet plate penetrates through the channel to be clamped in the bottom plate of the heat regulator, and the air outlet C is communicated with the air outlet A; the bottom plate is arranged on the upper surface of the heat preservation plate at the top of the heat accumulator. The arrangement of the air outlet plate can enable heat to be transmitted to the air outlet A of the bottom plate in a concentrated mode, and heating efficiency is improved.
Further, the heat accumulator is of a multi-layer structure and is formed by pressing an iron oxide layer and a magnesium oxide layer, wherein the iron oxide layer is formed by Fe 2 O 3 The powder is made, the magnesium oxide layer is made of MgO powder, one side end face of the iron oxide layer and one side end face of the magnesium oxide layer are sequentially connected to form a wave-shaped face, the other side end face of the iron oxide layer and the other side end face of the magnesium oxide layer are sequentially connected to form a plane, and the wave-shaped face is opposite to the heating element.
The heat accumulator that provides among the above-mentioned technical scheme simple structure, processing is convenient, adopt iron oxide layer and magnesia interval to set up, the iron powder absorbs heat soon, the magnesium powder heat accumulation volume is big, after the wave form face of heat accumulator contacted with heating element, absorb heat by the mode of refraction, heat accumulation volume greatly increased, when the peak valley period, can cut off the power, by the heat accumulator heat dissipation, in the heat dissipation process, because the hindrance of wave form face, the heat dissipation is slower relatively, thereby can effectively prolong heating time, and further guarantee radiating homogeneity, prevent the scald or the emergence of conflagration incident that the inhomogeneous lead to of heat dissipation. One surface of the heat accumulator is a wave surface, the other surface of the heat accumulator is a plane, one side of the wave surface is close to the heating element, and one side of the plane is close to the heat insulating material, so that heat absorption and heat accumulation are facilitated.
Further, the end surfaces of the iron oxide layer and the magnesium oxide layer are inclined surfaces, and two adjacent inclined surfaces are V-shaped; the ferric oxide layer and the magnesium oxide layer are sequentially connected to form sawtooth waves, and the heat dissipation rate can be reduced and the heat dissipation is more uniform under the condition of guaranteeing that the heat can be absorbed in a refraction mode.
Further, the end face of the outermost layer of the corrugated surface of the heat accumulator is a plane, and the plane protrudes out of the crest of the corrugated surface. The corrugated surface is protected, and meanwhile, stacking, transportation, installation and the like are facilitated.
Drawings
FIG. 1 is a front view of a thermal regulator provided by the present invention;
FIG. 2 is a side view of a thermal regulator provided by the present invention;
FIG. 3 is a bottom view of the heat regulator provided by the present invention;
FIG. 4 is a schematic view of a structure of a heat regulator with a tuyere adjusting device and a cooling fin;
FIG. 5 is a schematic view of the structure of an adjustment dial;
FIG. 6 is a schematic view of a structure in which a support plate supports a baffle;
fig. 7 is a schematic structural diagram of a regenerative electric heater provided by the invention;
fig. 8 is a schematic view showing a structure in which a heat regulator is installed inside a regenerative electric heater;
FIG. 9 is a schematic view of a heat regulator mounted on a top insulation board;
FIG. 10 is a schematic structural view of a heat accumulator;
fig. 11 is a cross-sectional view of the heat accumulator.
In the figure, 1, a heat regulator; 11. a bottom plate; 111. an air outlet A; 112. a protrusion; 12. an air port adjusting device; 121. a wind deflector; 122. adjusting the poking piece; 123. an adjustment knob; 124. a support post; 13. a heat sink; 131. an adjustment port; 132. the bottom edge of the radiating fin; 133. the top edge of the radiating fin; 14. a deflector; 15. a support plate; 16. a partition plate; 17. a cover body; 2. a housing; 21. an air inlet; 22. a heat dissipation window; 3. a heating element; 4. a heat storage body; 41. an iron oxide layer; 42. a magnesium oxide layer; 5. a thermal insulation board; 6. a hot air channel; 7. an intelligent controller; 8. a clamping path; 9. an air outlet plate; 91. and an air outlet C.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-3, the heat regulator 1 provided by the invention comprises a bottom plate 11 and cooling fins 13, wherein an air outlet a111 is formed in the bottom plate for hot air to flow through, the cooling fins 13 are fixed on the outer side of the air outlet a and are used for uniformly regulating heat released by the air outlet a, a plurality of regulating ports 131 which are arranged in parallel are formed in the longitudinal direction of the heat regulator, the regulating ports 131 are in a rectangular circular hole shape, and the density of the regulating ports positioned in the middle part of the cooling fins is less than that of the regulating ports positioned at two ends of the cooling fins.
When the heat regulator is used, the heat regulator can be arranged in the electric heater, the hot air channel in the electric heater is communicated with the air outlet A, a heat regulating space is formed between the shell of the electric heater and the radiating fins and the bottom plate, and the front side of the top of the common electric heater shell is provided with radiating grids (also called radiating windows).
Specifically, the heat sink 13 has a z-shaped structure, and is disposed vertically, and the heat sink bottom 132 is fixed to the base plate 11.
Preferably, in order to realize the adjustment of the air volume at the air outlet a, the air outlet adjusting device 12 may be movably mounted on the bottom plate 11, and the air outlet adjusting device 12 movably covers the air outlet a. In order to facilitate the installation of the air gap adjusting device, a bulge 112 can be formed in the middle of the bottom plate, an air outlet A is formed in the bulge 112, and a support column 124 is fixed on the bulge 112, so that the air gap adjusting device 12 is conveniently and movably installed on the bulge 112.
Specifically, as shown in fig. 4, the tuyere adjusting device 12 includes a wind deflector 121, an adjusting dial 122 located above a corner of one side of the wind deflector 121, and an adjusting knob 123 fixedly connected with the adjusting dial 122, wherein the wind deflector 121 is in a Z-shape or an L-shape, a horizontal portion of the wind deflector 121 is provided with a slot, the slot is threaded on a post 124, so that the wind deflector 121 is movably connected to a protrusion 112 of a bottom plate, and the length of the horizontal portion of the wind deflector 121 is greater than the width of the protrusion 112, thereby ensuring that the wind deflector can rotate along the post; further, as shown in fig. 5, the adjusting dial 122 has a fan-shaped structure, the arc part of the adjusting dial is formed by connecting a plurality of fold line segments, the vertical distance between the fold line segments and the adjusting knob is different, so that a plurality of different gears are formed, the turning part of the wind shield 121 descends at different distances by manually rotating the adjusting knob 123, the rotation angle of the wind shield along the support is different, the included angle between the air outlet A and the wind shield is changed, and the purpose of adjusting the air quantity at the air outlet A is realized. When specifically installed on an electric heater, the adjusting knob 123 may be installed at the rear side of the top of the electric heater housing, so that the operation of a user is facilitated.
Because the hot air is lighter and can directly rise, the heat at the upper part of the radiating fin 13 is higher than the lower part, the heat is not uniform in the vertical direction, on the basis of any technical scheme, preferably, in order to ensure that the heat at the air outlet A can be uniformly convected in the vertical direction, a plurality of guide plates 14 which are horizontally distributed can be arranged between the air outlet A111 and the radiating fin 13, one end of each guide plate 14 close to the radiating fin 13 is aligned up and down, the guide plates sequentially decrease in size from top to bottom to form a trapezoid structure, the top guide plate is positioned below the top edge 133 of each radiating fin, so that the heat at the air outlet A can be uniformly dispersed on the guide plates 14 at each layer, and can be dispersed from the regulating ports 131 of the radiating fin along the guide plates 14, and finally, the heat can be uniformly convected out from the grid outlet; in order to ensure that the entire heat sink can uniformly disperse heat in the vertical direction, both ends of the baffle 14 are fixedly supported by the support plates 15, as shown in fig. 6, the support plates 15 are located outside both ends of the heat sink 13, and the support plates 15 may be directly fixed to the base plate 11.
Further, in order to make the heat emitted from the air outlet a efficiently emitted from the heat sink 13, a partition plate 16 may be vertically fixed to the lower surface of the top baffle 14; when the air port adjusting device 12 is not arranged in the heat regulator, the lower end of the baffle 16 can directly prop against the top surface of the bulge 112 and avoid the air outlet A, so that a heat regulating space is formed among the top guide plate 14, the baffle 16, the bottom plate 11 and the radiating fins 13, heat waste is avoided, the heat utilization rate is improved, and hot air at the air outlet A enters the heat regulating space and then is radiated by the radiating fins; when the air port adjusting device 12 is arranged in the heat regulator, a gap is formed between the lower end of the partition plate 16 and the air baffle 121 for the air baffle 121 to move up and down, a heat regulating space is formed among the top guide plate 14, the partition plate 16, the air baffle 121, the bottom plate 11 and the cooling fins 13, and hot air at the air outlet A enters the heat regulating space and then is dissipated by the cooling fins.
Example 2
The invention also provides a heat accumulating type electric heater, wherein any heat regulator in the embodiment 1 is arranged between the hot air channel 6 and the top heat radiating window 22, as shown in fig. 7, the heat regulator can uniformly convey heat to the heat radiating window, the temperature of the heat radiating window 22 is not higher than 80 degrees, the problem of uneven heat radiation is solved, the risk of scalding children or fire caused by overhigh outlet temperature is also solved, and the heat utilization rate is further provided.
Specifically, as shown in fig. 7, the regenerative electric heater comprises a shell 2, and a heating element 3, a heat accumulator 4 and a heat insulation plate 5 which are arranged in the shell 2, wherein the periphery of the heating element 3 is surrounded by the heat accumulator 4, the heat accumulator 4 is surrounded by the heat insulation plate 5, a hot air channel 6 is formed between the heat accumulator 4 and the heating element 5, and an air inlet 21 and a heat dissipation window 22 which are communicated with the hot air channel 6 are respectively formed at the top and the bottom of the shell 2; the outside of the shell is also provided with an intelligent controller 7 connected with the heating element 5. The intelligent controller is used for controlling the heating process of the heating element, heating time can be set through the intelligent controller, automatic heating in the electricity consumption valley period of the power grid is realized, electricity is not used in the peak electricity consumption period, heat in the heat accumulator is slowly released through the heat dissipation window, and therefore national balance of the power grid is facilitated, and low-cost electricity consumption is enjoyed.
As shown in fig. 8-9, a channel 8 communicated with the hot air channel 6 is formed between the heat insulation plates 5 at the top of the heat accumulator 4, an air outlet plate 9 with a hollow trapezoid structure is arranged in the channel 8, an air outlet C91 is formed in the air outlet plate 9, the top of the air outlet plate 9 penetrates through the channel 8 and is clamped in the bottom of the bulge 112 of the bottom plate 11, the air outlet C is communicated with the air outlet A, and hot air in the hot air channel 6 flows to the adjusting port through the air outlet C and the air outlet A; the bottom plate 11 is arranged on the upper surface of the heat accumulator top heat insulation plate 5.
In the invention, the heat regulator can be directly arranged on the inner side of the top of the shell of the electric heater, or the shell is not arranged above the heat insulation board on the top of the heat regulator, the heat regulator is provided with the cover 17, the cover 17 is fixed on the bottom plate 11 and covers the wind shield, the adjusting poking plate, the guide plate and the radiating fin, the front of the cover is an inclined plane, the radiating window is arranged on the front of the cover, the adjusting knob is arranged on the rear of the cover, the cover 17 and the shell outside the heat insulation board form the shell of the whole electric heater, or the heat regulator provided with the cover is integrally arranged in the shell of the electric heater.
Most of traditional heat accumulator adopts magnesium iron bricks, the heat accumulator is formed by mixing magnesium oxide and ferric oxide powder uniformly and pressing the mixture into bricks, so that certain heat can be stored, a common electric heater heats the heat accumulator bricks in the low electricity consumption period, power is cut off when the electricity consumption peak occurs, the heat stored in the heat accumulator bricks is released, and the heat cannot be maintained for a long time due to the fact that the heat dissipation of the traditional heat accumulator bricks is faster, and the heat utilization rate is lower; thus, the invention also provides a novel heat accumulator 4, as shown in figures 10-11, the heat accumulator 4 is of a multi-layer structure and is formed by interval pressing of an iron oxide layer 41 and a magnesium oxide layer 42, and the iron oxide layer 41 is formed by Fe 2 O 3 The powder is made, the magnesium oxide layer 42 is made of MgO powder, one side end face of the iron oxide layer 41 and one side end face of the magnesium oxide layer 42 are sequentially connected to form a wave-shaped face, the other side end face of the iron oxide layer 41 and the other side end face of the magnesium oxide layer 42 form a plane, the wave-shaped face is opposite to the heating element, and the plane is opposite to the heat insulation plate, so that the heat storage capacity of the heat accumulator is ensured, heat dissipation is not easy to happen, stacking, transportation and installation are convenient, and one side of the plane is convenient, and the outermost layer of the heat accumulator can be the iron oxide layer or the magnesium oxide layer.
The iron oxide layer and the magnesium oxide layer are arranged at intervals, the iron powder absorbs heat quickly, the magnesium powder stores heat greatly, the wave surface of the heat accumulator is contacted with the heating element, the heat is absorbed by a refraction mode, the heat storage capacity is greatly increased, the power supply can be disconnected during peak-valley time intervals, the heat is dissipated by the heat accumulator, and in the heat dissipation process, the heat dissipation is relatively slow due to the obstruction of the wave surface, so that the heating time can be effectively prolonged, the heat dissipation uniformity is further ensured, and scalding or fire disaster caused by uneven heat dissipation is prevented.
Preferably, the end surfaces of the iron oxide layer 41 and the magnesium oxide layer 42 are inclined planes, and the adjacent inclined planes are V-shaped, and the included angle of the V-shape is preferably 90-150 degrees; the end face of the outermost layer of the waveform surface of the heat accumulator is a plane, and the plane protrudes out of the wave crest of the waveform surface, so that the waveform surface is not easy to damage.
The heat accumulating type electric heater provided by the invention has the following advantages:
1. the night work is noiseless, the power is cut off in the daytime for supplying heat, the cost is saved, the worry is saved, and the trouble and the money are saved;
2. compared with a boiler, the independent heating of the separate rooms has high flexibility and freely sets the temperature control;
3. no corrosion, no peculiar smell, no radiation, no pollution, no pipeline installation and no daily maintenance;
4. the use is safe, the shell and the heating element are insulated by the heat accumulator and the heat insulation plate, and potential leakage hazards are avoided;
5. intelligent control, simple operation and convenient use.
The above embodiments represent only specific embodiments of the present invention, which are described in more detail and are not to be construed as limiting the scope of the present invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention.
Claims (8)
1. A heat regulator, characterized in that the heat regulator (1) comprises a base plate (11) and a heat sink (13); an air outlet A (111) is formed in the bottom plate, the radiating fins are fixed on the outer side of the air outlet A and used for uniformly regulating heat released by the air outlet A, a plurality of regulating ports (131) which are arranged in parallel are formed in the longitudinal direction of the bottom plate, and the density of the regulating ports positioned in the middle of the radiating fins is less than that of the regulating ports positioned at two ends of the radiating fins;
the cooling fin is in a z-shaped structure, the bottom edge (132) of the cooling fin is fixed on the bottom plate, a plurality of guide plates (14) are arranged between the air outlet A and the cooling fin, one ends of the guide plates close to the cooling fin are aligned up and down, the sizes of the guide plates are gradually decreased from top to bottom to form a trapezoid structure, and the top guide plate is positioned below the top edge (133) of the cooling fin; the two ends of the guide plate are fixedly supported by supporting plates (15), and the supporting plates are positioned outside the two ends of the radiating fin and fixed on the bottom plate;
the top guide plate is vertically and fixedly connected with the baffle plate (16), the lower end of the baffle plate is propped against the bottom plate, a heat adjusting space is formed among the top guide plate, the baffle plate, the bottom plate and the radiating fins, and hot air at the air outlet A enters the heat adjusting space and then is radiated by the radiating fins;
or, the bottom plate is movably provided with an air outlet adjusting device (12), a wind shield (121) of the air outlet adjusting device covers the air outlet A and is used for adjusting the air quantity at the air outlet A, a gap is formed between the lower end of the partition plate and the wind shield for the wind shield to move, and a heat adjusting space is formed among the top guide plate, the partition plate, the wind shield, the bottom plate and the radiating fin.
2. The heat regulator according to claim 1, wherein the base plate is provided with a protrusion (112) on which the air outlet a is provided; an air outlet adjusting device (12) is movably arranged on the bottom plate bulge, and the air outlet A is movably covered by the air outlet adjusting device and is used for adjusting the air quantity at the air outlet A; the wind gap adjusting device includes deep bead (121), is located regulation plectrum (122) of deep bead one side corner top and with adjust plectrum fixed connection's adjust knob (123), the deep bead is Z type or L type, and the horizontal part of deep bead passes through pillar (124) swing joint on the arch of bottom plate, adjusts the angle that the plectrum is used for adjusting the deep bead along the pillar rotation to adjust the amount of wind of air outlet A department.
3. The heat regulator of claim 2, wherein the regulating dial is in a fan-shaped structure, and the circular arc part of the regulating dial is formed by connecting a plurality of fold line segments, and the vertical distances between the fold line segments and the regulating knob are different.
4. A regenerative electric heater, characterized in that a heat regulator as claimed in any one of claims 1-3 is installed between a hot air channel (6) and a top heat dissipation window (22) of the regenerative electric heater.
5. The regenerative electric heater according to claim 4, wherein the regenerative electric heater comprises a shell (2), and a heating element (3), a heat accumulator (4) and a heat insulation plate (5) which are arranged in the shell, the periphery of the heating element is surrounded by the heat accumulator, the heat accumulator is surrounded by the heat insulation plate, a hot air channel (6) is formed between the heat accumulator and the heating element, and an air inlet (21) and a heat dissipation window (22) which are communicated with the hot air channel are respectively formed at the top and the bottom of the shell; the outside of the shell is also provided with an intelligent controller (7) connected with the heating element, and the intelligent controller is used for controlling the opening and closing of the heating element and the setting of temperature and time.
6. The regenerative electric heater according to claim 5, wherein a channel (8) communicated with the hot air channel is formed between the heat insulation plates at the top of the heat accumulator, an air outlet plate (9) with a hollow trapezoid structure is arranged in the channel, an air outlet C (91) is formed on the air outlet plate, the top of the air outlet plate penetrates through the channel to be clamped in the bottom plate of the heat regulator, and the air outlet C is communicated with the air outlet A; the bottom plate is arranged on the upper surface of the heat preservation plate at the top of the heat accumulator.
7. Regenerative electric heater as claimed in claim 5 or 6, characterized in that the heat accumulator (4) is of a multilayer structure, and is formed by the spaced pressing of an iron oxide layer (41) and a magnesium oxide layer (42), the iron oxide layer being made of Fe 2 O 3 The powder is made, the magnesium oxide layer is made of MgO powder, one side end face of the iron oxide layer and one side end face of the magnesium oxide layer are sequentially connected to form a wave-shaped face, the other side end face of the iron oxide layer and the other side end face of the magnesium oxide layer are sequentially connected to form a plane, and the wave-shaped face is opposite to the heating element.
8. The regenerative electric heater according to claim 7, wherein the end surfaces of the iron oxide layer and the magnesium oxide layer are inclined surfaces, and adjacent inclined surfaces are V-shaped; the end face of the outermost layer of the waveform surface of the heat accumulator is a plane, and the plane protrudes out of the wave crest of the waveform surface.
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| CN108895535A (en) | 2018-11-27 |
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