CN112197429A - Ventilation structure of electric heater - Google Patents
Ventilation structure of electric heater Download PDFInfo
- Publication number
- CN112197429A CN112197429A CN202011074045.5A CN202011074045A CN112197429A CN 112197429 A CN112197429 A CN 112197429A CN 202011074045 A CN202011074045 A CN 202011074045A CN 112197429 A CN112197429 A CN 112197429A
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- Prior art keywords
- electric
- box
- electric heater
- electric heating
- ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H3/00—Air heaters
- F24H3/02—Air heaters with forced circulation
- F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/02—Casings; Cover lids; Ornamental panels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1854—Arrangement or mounting of grates or heating means for air heaters
- F24H9/1863—Arrangement or mounting of electric heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2064—Arrangement or mounting of control or safety devices for air heaters
- F24H9/2071—Arrangement or mounting of control or safety devices for air heaters using electrical energy supply
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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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)
- Microelectronics & Electronic Packaging (AREA)
- Central Heating Systems (AREA)
Abstract
The invention provides a ventilation structure of an electric heater, which belongs to the technical field of electric heaters and comprises a base, wherein an electric heating box is fixedly supported and installed at the top of the base, the electric heating box is square in shape, a top cover is fixedly supported and installed at the top of the electric heating box, a plurality of heat dissipation through holes are formed in the surface of the side wall of the electric heating box, a plurality of exhaust hole sites are formed in the edge side of the top end of the top cover, a protective cover is fixedly installed on the front surface of the electric heating box, an electric heating gas outlet hole is formed in the bottom of the protective cover, a protective net is connected to the surface cover of the outer wall of the electric heating gas outlet hole, the base provided by the invention can stably support the electric heating box when, the top and the side wall of the electric heating box are respectively provided with a plurality of heat dissipation through holes and exhaust hole positions, and when the heat productivity of the internal components is large, the heat can be discharged along the top cover and the heat dissipation through holes.
Description
Technical Field
The invention belongs to the technical field of electric heaters, and particularly relates to a ventilation structure of an electric heater.
Background
The electric heater is a device for converting electric energy into heat energy (the conversion efficiency is not necessarily 100%), compared with the prior traditional fuel heating, the electric heater has the advantages of cleanness, sanitation, no pollution, high heat efficiency, convenience in temperature control and regulation, and is widely applied to daily life at present, such as electric cookers, electric mattresses, electric irons, electric water heaters and the like.
1) The conventional electric heater is inconvenient for constant heating treatment of air in the daily use process, manual heating is complicated, the electric auxiliary heating efficiency is inconvenient to improve, and the auxiliary heating temperature is low in the daily use process, so that the auxiliary heating efficiency cannot be improved;
2) the current electric heater can't be taken out the heat of the inside of electric heater continuous realization in daily use, and the adjustment process is loaded down with trivial details.
Disclosure of Invention
The invention aims to provide a ventilation structure of an electric heater, and aims to solve the problems that the conventional electric heater is inconvenient to perform constant heating treatment on air in the daily use process, is complicated to heat manually and is inconvenient to improve the electric auxiliary heat efficiency, and the conventional electric heater is low in auxiliary heat temperature and cannot improve the auxiliary heat efficiency in the daily use process.
In order to achieve the purpose, the invention provides the following technical scheme: the novel electric heating box comprises a base, the electric heating box is installed to the top fixed bolster of base, the appearance of electric heating box is squarely, the top cap has been placed in the installation of the top fixed bolster of electric heating box, a plurality of heat dissipation through-hole has all been seted up on the lateral wall surface of electric heating box, a plurality of exhaust hole site has been seted up to the top avris of top cap, the positive fixed surface of electric heating box installs the protection casing, the gaseous exhaust vent of electric heat has been seted up to the bottom of protection casing, the outer wall surface cover of the gaseous exhaust vent of electric heat has met the protection network, control knob is installed to.
In order to play a role in stabilizing and supporting, preferably, an electric heating mechanism is fixedly installed inside the electric heating box, the electric heating mechanism comprises a limiting plate body fixedly installed on the inner wall of the electric heating box, a limiting screw hole is formed in the middle of the limiting plate body, one end of the limiting screw hole is in threaded penetrating connection with the inner wall of the electric heating box, a quartz protective plate is in threaded penetrating connection with the middle of the electric heating box, a plurality of strip-shaped protective strips are arranged on the surface of the quartz protective plate, and the top ends of the protective strips are in transverse penetrating connection with the inner wall of the electric heating box.
In order to facilitate the conversion of electric energy into a high-temperature heat source, as a preferable aspect of the invention, an electric heating element is fixedly mounted at one end of the quartz stone protection plate, the electric heating element includes an i-shaped support steel frame which is fixedly supported by two side walls of the quartz stone protection plate, an electric heating plate is fixedly mounted and connected inside the i-shaped support steel frame, heating rod mounting seats are fixedly supported and mounted at four corners of the back surface of the electric heating plate, and electric heating rods are transversely inserted and mounted between the heating rod mounting seats.
In order to diffuse heat, as a preferred aspect of the present invention, the surface of the electrical bar is buckled with a plurality of electrical heating wires, one end of each of the electrical heating wires is buckled with the surface of the i-shaped supporting steel frame, and two sides of the top of the electrical heating plate are respectively provided with a plurality of air outlets.
In order to achieve the purpose of rapid heat conduction, as a preferable aspect of the present invention, a ventilation mechanism is installed on the top back fixed support of the i-shaped support steel frame, the ventilation mechanism includes a ventilation hood supported and fixed with the side wall of the i-shaped support steel frame, two sides of the back of the ventilation hood are respectively provided with a plurality of ventilation openings, and ventilation pipes are sealingly inserted into the ventilation openings.
In order to output hot air, as a preferable mode of the present invention, an air pump is fixedly installed at one end of the ventilation pipe, one end of the ventilation pipe is in sealed communication with an air outlet end of the air pump, a filter screen plate is covered and connected to the outside of the ventilation hood, and a plurality of air separation sheets are arranged on the surface of the filter screen plate.
In order to filter pollutants in the air, as a preferred choice of the invention, an exhaust fan mounting groove is formed on the side of the back surface of the quartz stone protection plate, an exhaust fan is fixedly mounted on the surface of the exhaust fan mounting groove, a dust screen is covered at the air inlet of the exhaust fan, a limiting bracket is fixedly supported and mounted on the other side of the exhaust fan, a threaded hole site is formed in the surface of the limiting bracket, and the interior of the threaded hole site is supported and fixed with the inner wall thread of the electric heating box through a fastening screw.
In order to adjust the position of the threaded limiting plate, as a preferred option of the invention, the front of the electric heating box is provided with a filter screen protection mechanism, the filter screen protection mechanism comprises a protective screen which is covered and arranged on the outer side, the four corners of the outer wall of the protective screen are all fixedly connected with the threaded limiting plates, the lateral sides of the outer walls of the plurality of threaded limiting plates are all provided with fastening screws in an inserting connection mode through threaded hole positions, and one ends of the fastening screws are all fixedly installed with the four corners of the end of the electric heating box through threads.
In order to improve the gas flow efficiency, as a preferred choice of the invention, a protective box is fixedly installed on the side of the back surface of the electric heating box, a ventilation cavity is formed inside the protective box, a circular air inlet is formed on the side of the electric heating box, and the position of the air inlet corresponds to the position of the air suction fan.
In order to control the power-on, as a preferable option of the present invention, the electric heating rod, the electric heating wire, the air pump, and the air extracting fan are electrically connected to the control knob, and the control knob is electrically connected to the external power source.
Compared with the prior art, the invention has the beneficial effects that:
1) the base is convenient to play a role in stably supporting the electric heating box when in use, the electric heating box plays a role in supporting and protecting internal components, the top and the side wall of the electric heating box are respectively provided with a plurality of heat dissipation through holes and exhaust hole positions, when the internal components generate a large amount of heat, the heat can be discharged along the top cover and the heat dissipation through holes so as to play a good heat dissipation role, and the control knob is arranged so as to conveniently adjust the temperature;
2) the electric heating mechanism convenient through being equipped with changes the electric energy high temperature heat source, the quartz protection plate that is equipped with, the heating element that conveniently will inside set up when using plays good fire-retardant effect, the protection strip convenience that is equipped with when using, avoids high temperature to cause burning of electric heat box, improves inside heating element's leakproofness, the protection strip convenience that is equipped with can play comparatively convenient guard action with heating element in the use.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the backside structure of the present invention;
FIG. 3 is a schematic view of the structure of the ventilation mechanism of the present invention;
FIG. 4 is a schematic structural view of an electric hot plate according to the present invention;
fig. 5 is a schematic view of the protective screening structure of the present invention.
FIG. 6 is a schematic view of an air outlet structure according to the present invention;
FIG. 7 is a schematic view of the structure of the suction fan of the present invention;
FIG. 8 is a schematic view of an outlet structure of an electrothermal gas of the present invention;
FIG. 9 is a schematic view of the structure of the air pump of the present invention.
In the figure: 1. a base; 101. an electric heating box; 102. a top cover; 103. a heat dissipating through hole; 104. a protective cover; 105. an electric heating gas outlet hole; 106. a protective net; 107. a control knob; 108. a protective box; 109. an air inlet; 2. an electric heating mechanism; 201. a limiting plate body; 202. a quartz stone protection plate; 203. a protective strip; 204. an exhaust fan mounting groove; 205. an air extracting fan; 206. a threaded hole position; 3. an electric heating element; 301. i-shaped supporting steel frames; 302. an electric heating wire; 303. an electric hot plate; 304. a heating rod mounting base; 305. an electric heating rod; 306. an air outlet; 4. a ventilation mechanism; 401. a ventilation hood; 402. a vent pipe; 404. an air pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-9, the present invention provides the following technical solutions: including base 1, electric heat box 101 is installed to base 1's top fixed bolster, electric heat box 101's appearance is squarely, top cap 102 has been placed in the installation of electric heat box 101's top fixed bolster, a plurality of heat dissipation through-hole 103 has all been seted up on electric heat box 101's lateral wall surface, a plurality of exhaust hole site has been seted up to top cap 102's top avris, electric heat box 101's positive fixed surface installs protection casing 104, the gaseous exhaust vent 105 of electric heat has been seted up to protection casing 104's bottom, the outer wall surface cover of the gaseous exhaust vent 105 of electric heat has connect protection network 106, control knob 107 is installed to protection casing.
The base 1 that is equipped with conveniently can play the effect of firm support to electric heat box 101 when using, the effect of protection is supported to the components and parts of inside to electric heat box 101 that is equipped with, a plurality of heat dissipation through-hole 103 and the exhaust hole site of seting up respectively at the top of electric heat box 101 and lateral wall, when inside components and parts calorific capacity is great, the heat can be discharged along top cap 102 and heat dissipation through-hole 103 this moment, so as to play good radiating effect, the control knob 107 that is equipped with, convenient temperature regulation.
In this embodiment: the inside fixed mounting of electric heat box 101 is equipped with electric heating mechanism 2, electric heating mechanism 2 includes the spacing plate body 201 fixed with the installation of electric heat box 101 inner wall, fixed stay has been seted up at the middle part of spacing plate body 201 and has been installed spacing screw hole, the one end of spacing screw hole alternates with the inner wall screw thread of electric heat box 101 and be connected, quartz protection plate 202 is installed in the middle part of electric heat box 101 interlude, a plurality of banding protection strips 203 have been seted up on the surface of quartz protection plate 202, the top of protection strip 203 and the inner wall of electric heat box 101 transversely alternate and be connected.
Convenient high temperature heat source with the electric energy of 2 convenient commentaries on classics of electric heating mechanism through being equipped with, the quartz guard plate 202 that is equipped with, the heating element that conveniently will inside set up when using plays good fire-retardant effect, the protection strip 203 that is equipped with is convenient when using, avoids high temperature to cause burning of electric heat box 101, improves inside heating element's leakproofness, the protection strip 203 that is equipped with conveniently can play comparatively convenient guard action with heating element in the use.
In this embodiment: one end fixed mounting of quartz stone guard plate 202 has electric heating element 3, and electric heating element 3 includes supports the installation with quartz stone guard plate 202 both sides wall and fixes i-shaped support steelframe 301, and i-shaped support steelframe 301's inside fixed mounting is connected with electric plate 303, and the equal fixed support installation in four edges of the back of electric plate 303 is equipped with heating rod mount pad 304, transversely alternates between heating rod mount pad 304 and installs electric rod 305.
The electric heating element 3 is arranged so that in the process of electrifying the electric heater, the electric resistance generated by the heating resistance element is convenient to conduct the electric power to the heating rod mounting seat 304, then under the resistance reaction action of the heating rod mounting seat 304, the electric power can be conducted to the electric heating rod 305 in a heat conduction mode, and then the electric heating rod 305 diffuses to generate high-temperature heat.
In this embodiment: the surface of the electric heating rod 305 is buckled with a plurality of heating wires 302, one ends of the heating wires 302 are buckled with the surface of the I-shaped supporting steel frame 301, and two sides of the top of the electric heating plate 303 are provided with a plurality of air outlets 306.
Through a plurality of heating wires 302 that are equipped with, conveniently divide the high temperature heat of bar 305 department to establish and derive to the surface of a plurality of heating wires 302 to realize thermal dispersion, the air outlet 306 that is equipped with conveniently realizes the quick hot-conductive purpose of being convenient for with the heat of electric plate 303 department when using.
In this embodiment: the ventilation mechanism 4 is fixedly supported and installed on the top back of the I-shaped supporting steel frame 301, the ventilation mechanism 4 comprises a ventilation hood 401 which is fixedly supported by the side wall of the I-shaped supporting steel frame 301, a plurality of ventilation openings are respectively formed in two sides of the back of the ventilation hood 401, and ventilation pipes 402 are arranged in the ventilation openings in a sealing and inserting mode.
Make things convenient for the user of service to carry out the input with wind through ventilation hood 401 and a plurality of vent that are equipped with, the ventilation pipe 402 that is equipped with is convenient at the in-process that uses, carry out the pressure boost input with outside gas, inject into ventilation hood 401 along ventilation pipe 402 in, blow in the surface of electric heating element 3 by the inside of ventilation pipe 402 again, under the electric heating effect of electric rod 305 after outside air blows in, the heating ventilation of below can realizing the air blows out, the ventilation pipe 402 that is equipped with is convenient to be exported hot-blast in the use.
In this embodiment: one end of the vent pipe 402 is fixedly provided with a suction pump 404, one end of the vent pipe 402 is communicated with the air outlet end of the suction pump 404 in a sealing way, the outside of the vent hood 401 is covered and connected with a filter screen plate, and the surface of the filter screen plate is provided with a plurality of air separation sheets.
Outside air is conveniently pumped in through the air suction pump 404 that is equipped with, and gas is injected into the draft hood 401 along the ventilation pipe 402 this moment, and under the electric conduction heat effect of a plurality of heating wires 302 that set up inside the draft hood 401, and then the realization carries out the electrical heating with the gas of pumping, then the air temperature risees, exports the air after heating again at last.
In this embodiment: the back avris of quartz stone guard plate 202 has been seted up and has been extracted air fan mounting groove 204, and the fixed surface installation of extracting air fan mounting groove 204 is equipped with extraction air fan 205, and the air inlet department of extraction air fan 205 has covered the dust screen, and another avris fixed stay installation of extraction air fan 205 is equipped with spacing support, and threaded hole site 206 has been seted up on the surface of spacing support, and the inside of threaded hole site 206 is supported fixedly through the fastening screw that is equipped with and the inner wall screw thread of electric heat box 101.
Through the extraction fan mounting groove 204 and the extraction fan 205 that are equipped with, conveniently realize gaseous smooth suction, utilize extraction fan mounting groove 204 conveniently to install extraction fan 205, the dust screen that is equipped with plays the filterable effect of pollutant in the air when extraction fan 205 rotates.
In this embodiment: filter screen protection machanism has been seted up in electric heater box 101's front, and filter screen protection machanism establishes the protection network 106 in the outside including the cover, and the equal fastening connection in four edges of outer wall of protection network 106 is equipped with the screw thread limiting plate, and the outer wall avris of a plurality of screw thread limiting plate all alternates through the screw thread hole site 206 of seting up and is connected and be equipped with fastening screw, and fastening screw's one end all is fixed with the installation of four edges of end screw thread of electric heater box 101.
Through the protection network 106 and the screw thread limiting plate that are equipped with, conveniently adjust the position of screw thread limiting plate when using, electric heat box 101 plays good support fixed action.
In this embodiment: the protection box 108 is fixedly installed on the back side of the electric heating box 101, the ventilation cavity is formed in the protection box 108, the circular air inlet 109 is formed in the side of the electric heating box 101, and the position of the air inlet 109 corresponds to the position of the air suction fan 205.
The electric heating box 101, the protective box 108 and the air inlet 109 are arranged, so that external air can be conveniently pumped out by a user, and the air flowing efficiency is improved.
In this embodiment: the electric heating rod 305, the heating wire 302, the air pump 404 and the air extracting fan 205 are electrically connected with the control knob 107 respectively, and the control knob 107 is electrically connected with an external power supply.
The control knob 107 is provided to control the electric heating rod 305, the heating wire 302, the suction pump 404 and the suction fan 205.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a ventilation structure of electric heater, includes base (1), its characterized in that, electric heater box (101) are installed to the top fixed stay of base (1), the appearance of electric heater box (101) is squarely, top cap (102) have been placed in the top fixed stay installation of electric heater box (101), a plurality of heat dissipation through-hole (103) have all been seted up on the lateral wall surface of electric heater box (101), a plurality of exhaust hole site has been seted up to the top avris of top cap (102), the positive fixed surface of electric heater box (101) installs protection casing (104), electrothermal gas exhaust vent (105) have been seted up to the bottom of protection casing (104), the outer wall table face guard of electrothermal gas exhaust vent (105) has connect protection network (106), control knob (107) are installed to the avris fixed stay of protection casing (104).
2. A ventilating structure of an electric heater in accordance with claim 1, wherein: the inside fixed mounting of electric heat box (101) is equipped with electric heating mechanism (2), electric heating mechanism (2) include with electric heat box (101) inner wall installation fixed spacing plate body (201), the middle part of spacing plate body (201) has been seted up fixed stay and has been installed spacing screw hole, the one end of spacing screw hole alternates with the inner wall screw thread of electric heat box (101) and is connected, quartz protection plate (202) are installed to the middle part of electric heat box (101) interlude, a plurality of banding protecting strips (203) have been seted up on the surface of quartz protection plate (202), the top of protecting strip (203) is connected with the inner wall horizontal interlude of electric heat box (101).
3. A ventilating structure of an electric heater in accordance with claim 2, wherein: one end fixed mounting of quartz stone guard plate (202) has electric heating element (3), electric heating element (3) include with quartz stone guard plate (202) both sides wall support the installation fixed i-shaped support steelframe (301), the inside fixed mounting that i-shaped supported steelframe (301) is connected with electric hot plate (303), the equal fixed stay installation in four edges and corners in the back of electric hot plate (303) is equipped with heating rod mount pad (304), transversely alternate between heating rod mount pad (304) and install electric hot rod (305).
4. A ventilating structure of an electric heater of claim 3, wherein: the surface of the electric heating rod (305) is buckled with a plurality of heating wires (302), one ends of the heating wires (302) are buckled with the surface of the I-shaped supporting steel frame (301), and two side sides of the top of the electric heating plate (303) are provided with a plurality of air outlets (306).
5. A ventilating structure of an electric heater of claim 3, wherein: the ventilation device is characterized in that a ventilation mechanism (4) is fixedly supported and installed on the back face of the top end of the I-shaped supporting steel frame (301), the ventilation mechanism (4) comprises a ventilation cover (401) which is fixedly supported with the side wall of the I-shaped supporting steel frame (301), a plurality of ventilation openings are respectively formed in two sides of the back face of the ventilation cover (401), and ventilation pipes (402) are hermetically inserted in the ventilation openings.
6. A ventilating structure of an electric heater of claim 5, wherein: the air exhaust device is characterized in that an air suction pump (404) is fixedly installed at one end of the ventilation pipe (402), one end of the ventilation pipe (402) is communicated with an air outlet end of the air suction pump (404) in a sealing mode, a filter screen plate is covered and connected to the outside of the ventilation hood (401), and a plurality of air separation sheets are arranged on the surface of the filter screen plate.
7. A ventilating structure of an electric heater in accordance with claim 2, wherein: the back avris of quartz stone guard plate (202) has been seted up and has been evacuated fan mounting groove (204), the fixed surface installation of the fan of aspirating fan mounting groove (204) is equipped with aspirating fan (205), the air inlet department of aspirating fan (205) has cup jointed the dust screen, another avris fixed stay installation of aspirating fan (205) is equipped with spacing support, screw hole site (206) have been seted up on the surface of spacing support, the inside of screw hole site (206) is fixed through the fastening screw that is equipped with and the inner wall screw thread support of electric heat box (101).
8. A ventilating structure of an electric heater of claim 7, wherein: filter screen protection machanism has been seted up in the front of electric heat box (101), filter screen protection machanism establishes protection network (106) in the outside including the cover, the equal fastening connection in four edges of outer wall of protection network (106) is equipped with the screw thread limiting plate, a plurality of the outer wall avris of screw thread limiting plate all alternates through screw thread hole site (206) of seting up and is connected and be equipped with fastening screw, fastening screw's one end all with four edges of end screw thread installations of electric heat box (101) fixed.
9. A ventilating structure of an electric heater of claim 7, wherein: the back avris fixed mounting of electric heater box (101) is equipped with guard box (108), ventilative chamber has been seted up to the inside of guard box (108), circular shape air intake (109) have been seted up to the avris of electric heater box (101), the position of air intake (109) and the position of aspirating fan (205) are corresponding.
10. A ventilating structure of an electric heater of claim 4, wherein: the electric heating rod (305), the heating wire (302), the air suction pump (404) and the air suction fan (205) are respectively electrically connected with the control knob (107), and the control knob (107) is electrically connected with an external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011074045.5A CN112197429A (en) | 2020-10-10 | 2020-10-10 | Ventilation structure of electric heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011074045.5A CN112197429A (en) | 2020-10-10 | 2020-10-10 | Ventilation structure of electric heater |
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| CN112197429A true CN112197429A (en) | 2021-01-08 |
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| CN202011074045.5A Pending CN112197429A (en) | 2020-10-10 | 2020-10-10 | Ventilation structure of electric heater |
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| CN111486500A (en) * | 2020-05-26 | 2020-08-04 | 珠海格力电器股份有限公司 | Electric heater |
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Application publication date: 20210108 |