CN103954032A - Water and electricity separated water heater adopting electromagnetic heating - Google Patents

Water and electricity separated water heater adopting electromagnetic heating Download PDF

Info

Publication number
CN103954032A
CN103954032A CN201410094499.7A CN201410094499A CN103954032A CN 103954032 A CN103954032 A CN 103954032A CN 201410094499 A CN201410094499 A CN 201410094499A CN 103954032 A CN103954032 A CN 103954032A
Authority
CN
China
Prior art keywords
inner bag
water
nonmetal inner
electromagnetic heating
nonmetal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410094499.7A
Other languages
Chinese (zh)
Inventor
黎结芝
Original Assignee
黎结芝
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 黎结芝 filed Critical 黎结芝
Priority to CN201410094499.7A priority Critical patent/CN103954032A/en
Publication of CN103954032A publication Critical patent/CN103954032A/en
Pending legal-status Critical Current

Links

Abstract

The invention relates to a water and electricity separated water heater adopting electromagnetic heating. A water inlet pipe and a water outlet pipe which are connected with a nonmetal inner container are arranged on a casing; a mounting cavity is arranged in the casing below the nonmetal inner container; an electromagnetic heating sheet is fixedly arranged on the inner side of the bottom of the nonmetal inner container; a coil panel is fixedly arranged on the outer side of the bottom of the nonmetal inner container below the electromagnetic heating sheet; an air inlet and an air outlet which mutually form convection are respectively formed in casings at two sides of the mounting cavity; a heat-radiating fan is fixedly arranged on the inner side of the air inlet; a circuit board is arranged in the mounting cavity between the air inlet and the air outlet; a circulating water pump is also arranged in the casing; a water pump water inlet pipe and a water pump water outlet pipe are respectively connected to the circulating water pump; the water pump water inlet pipe is connected to the bottom of the nonmetal inner container; the water pump water outlet pipe is connected to the upper half part of the nonmetal inner container. According to the water heater adopting the structure, the coil panel generates a magnetic field for electromagnetic heating of the electromagnetic heating sheet, so that water and electricity separation is really realized and the electric leakage is avoided.

Description

A kind of water heater of electricity separation electromagnetism heating
Technical field
The present invention relates to a kind of technical field of water heaters of Electromagnetic Heating, especially a kind of water heater of electricity separation electromagnetism heating.
Background technology
Existing water heater, generally by electrical bar or heat-generating disc, be immersed in water tank and heat, its structure is original, there is the technological deficiencies such as electric leakage, easy scaliness, long-time use meeting is because heater is aging or gather the reasons such as incrustation scale, inconvenience is simultaneously clean, thereby occurs various potential safety hazards and produce various danger.
Summary of the invention
The object of the invention is to solve above-mentioned the deficiencies in the prior art, and improve a kind of simple and reasonable for structure, safe and reliable, the thermal efficiency is high, the safe heating that can really realize electricity separation, inner bag can not produce incrustation scale, easily removes clean and the low water heater of maintenance expense cost yet.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of water heater of electricity separation electromagnetism heating, comprise housing, in housing, be fixed with nonmetal inner bag, water inlet pipe and the outlet pipe of connecting nonmetal inner bag are installed on housing, in the housing of nonmetal inner bag below, be provided with installation cavity, it is characterized in that, described nonmetal inner bag bottom inside is fixed with electromagnetic heating thin plate, nonmetal inner bag bottom outside under electromagnetic heating thin plate is fixed with coil panel, on the housing of installation cavity both sides, offer respectively air inlet and the air outlet of mutual convection current, air inlet inner side is fixed with radiator fan, and between radiator fan and air inlet, form level interval α, in installation cavity between air inlet and air outlet, circuit board is installed.
Adopt the water heater of this structure, by coil panel, send magnetic fields and carry out Electromagnetic Heating in electromagnetic heating thin plate, make the heat of electromagnetic heating thin plate directly pass to water, really accomplish electricity separation, can not leak electricity.
On the housing of installation cavity both sides, offer respectively air inlet and the air outlet of mutual convection current, when startup radiator fan makes air inlet and air outlet mutually produce convection current, better the coil panel between air inlet and air outlet and circuit board heat are taken away, with traditional radiator structure, blower fan is contained in below base and easily ground dust, moisture inspiration is gone to accumulate on coil panel and on circuit board, easily burn out coil panel and circuit board.
Plastics or pottery or other insulation material moulding for nonmetal inner bag, be not subject to magnetic fields, can not produce incrustation scale.
Between radiator fan and air inlet, form level interval α, can make radiator fan when work, even a small amount of moisture of the extraneous part globule or the generation of other situations is drawn into installation cavity, can not affect circuit board or other parts yet, reason is, owing to being provided with spacing α, when moisture enters through water inlet, due to gravity reason, moisture is before reaching radiator fan flabellum, chance drops into installation cavity bottom, the through hole of offering through installation cavity bottom flows away, moisture can not touch flabellum, then by flabellum, blow to circuit board or other parts, and damage circuit board or other parts.
The present invention can also adopt following technical measures to solve:
Described nonmetal inner bag is vertical type by first half courage body and Lower Half courage body and connects to form, the open top of Lower Half courage body is provided with lower connection labial lamina, the bottom opening of corresponding first half courage body is provided with and the lower upper connection labial lamina that is connected labial lamina docking, and upper connection labial lamina and lower connection labial lamina are fixed by securing member; Nonmetal inner bag designs with split, first half courage body and Lower Half courage body, consists of, fastening with securing member between courage and courage, connects easy accessibility, also needs to connect sealing ring sealing between upper connection labial lamina and lower connection labial lamina.
Described electromagnetic heating thin plate is connected to nonmetal inner bag bottom surface by support column, make to form vertical interval β between the bottom surface inwall of electromagnetic heating thin plate and nonmetal inner bag, and electromagnetic heating thin plate contacts completely with the water of nonmetal inner bag; The complete submerged of electromagnetic heating thin plate carries out heat to water and transmits heating, effectively improves heating effect and shortens the heat time.
Described nonmetal inner bag bottom outside temperature-sensing probe is installed; Prevent dry combustion method.
The cross section of described electromagnetic heating thin plate is rectangle or arc.
Described electromagnetic heating thin sheet surface is provided with a plurality of concave surfaces; Increase heating area, improve the efficiency of heating surface.
In described housing, be also provided with water circulating pump, water circulating pump is connected with respectively pump water inlet and pumping line, pump water inlet is connected to nonmetal inner bag bottom, pumping line is connected to the first half of nonmetal inner bag, by water circulating pump, the mutual cycling hot of water of nonmetal inner bag bottom and the nonmetal inner bag first half is exchanged; Set up water circulating pump, because the water of nonmetal inner bag bottom near electromagnetic heating thin plate is first heated, the water heating of nonmetal inner bag is slower, by water circulating pump by the water of the water of nonmetal inner bag Lower Half and the first half circulate mixing, heat exchange, the water integral body of accelerating nonmetal inner bag is heated to design temperature, effectively improves the efficiency of heating surface.
The bung that described nonmetal inner bag is located in cylindrical shell open top by cylindrical shell and seal cover forms; It is simple in structure, and dismounting cleaning, maintenance are conveniently.
The invention has the beneficial effects as follows:
(1), the water heater of a kind of electricity separation electromagnetism heating of the present invention, by coil panel, send magnetic field electromagnetic heating thin plate is carried out to Electromagnetic Heating, then by electromagnetic heating thin plate, directly heat transmission is fed water, greatly improve the thermal efficiency, really accomplish electricity separation, can not leak electricity.
(2), the water heater of a kind of electricity separation electromagnetism heating of the present invention, on the housing of installation cavity both sides, offer respectively air inlet and the air outlet of mutual convection current, when startup radiator fan makes air inlet and air outlet mutually produce convection current, better the coil panel between air inlet and air outlet and circuit board heat are taken away, with traditional radiator structure, blower fan is contained in below base and easily ground dust, moisture inspiration is gone to accumulate on coil panel and on circuit board, easily burn out coil panel and circuit board.
(3), the water heater of a kind of electricity separation electromagnetism heating of the present invention, set up water circulating pump, because the water of nonmetal inner bag bottom near electromagnetic heating thin plate is first heated, the water heating of nonmetal inner bag is slower, by water circulating pump by the water of the water of nonmetal inner bag Lower Half and the first half circulate mixing, heat exchange, the water integral body of accelerating nonmetal inner bag is heated to design temperature, effectively improves the efficiency of heating surface.
(4), the water heater of a kind of electricity separation electromagnetism of the present invention heating, the nonmetal moulding of nonmetal inner bag, can not produce incrustation scale.
(5), the water heater of a kind of electricity separation electromagnetism of the present invention heating, removable nonmetal inner bag, is convenient to maintenance or clean, maintenance cost is low.
(6), the water heater of a kind of electricity separation electromagnetism heating of the present invention, between radiator fan and air inlet, form level interval α, can make radiator fan when work, even a small amount of moisture of the extraneous part globule or the generation of other situations is drawn into installation cavity, can not affect circuit board or other parts yet, reason is, owing to being provided with spacing α, when moisture enters through water inlet, due to gravity reason, moisture is before reaching radiator fan flabellum, can drop into installation cavity bottom, the through hole of offering through installation cavity bottom flows away, moisture can not touch flabellum, then by flabellum, blow to circuit board or other parts, and damage circuit board or other parts.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the Split type structure schematic diagram of nonmetal inner bag in the present invention.
Fig. 3 is the local structural representation amplifying of electromagnetic heating thin plate in the present invention.
Fig. 4 is the structural representation of another embodiment of electromagnetic heating thin plate in the present invention.
Fig. 5 is the structural representation of nonmetal another embodiment of inner bag in the present invention.
Fig. 6 is the structural representation of nonmetal another embodiment of inner bag in the present invention.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figures 1 to 6, a kind of water heater of electricity separation electromagnetism heating, comprise housing 1, in housing 1, be fixed with nonmetal inner bag 2, water inlet pipe 3 and the outlet pipe 4 of connecting nonmetal inner bag 2 are installed on housing 1, in the housing 1 of nonmetal inner bag 2 belows, be provided with installation cavity 101, it is characterized in that, described nonmetal inner bag 2 bottom inside are fixed with electromagnetic heating thin plate 5, nonmetal inner bag 2 bottom outside under electromagnetic heating thin plate 5 are fixed with coil panel 6, on the housing 1 of installation cavity 101 both sides, offer respectively air inlet 102 and the air outlet 103 of mutual convection current, air inlet 102 inner sides are fixed with radiator fan 7, and form level interval α between radiator fan 7 and air inlet 101, in installation cavity 101 between air inlet 102 and air outlet 103, circuit board 8 is installed,
Adopt the water heater of this structure, by coil panel 6, send magnetic field electromagnetic heating thin plate 5 is carried out to Electromagnetic Heating, then by electromagnetic heating thin plate 5, directly heat transmission is fed water, greatly improve the thermal efficiency, really accomplish electricity separation, can not leak electricity.
On the housing 1 of installation cavity 101 both sides, offer respectively air inlet 102 and the air outlet 103 of mutual convection current, when startup radiator fan 7 makes air inlet 102 and air outlet 103 mutually produce convection current, better the coil panel 6 between air inlet 102 and air outlet 103 and circuit board 8 heats are taken away, with traditional radiator structure, blower fan is contained in below base and easily ground dust, moisture inspiration is gone to accumulate on coil panel and on circuit board, easily burn out coil panel and circuit board.
Nonmetal inner bag 2 nonmetallic materials moulding, can not produce incrustation scale.
Between radiator fan 7 and air inlet 102, form level interval α, can make radiator fan 7 when work, even a small amount of moisture of the extraneous part globule or the generation of other situations is drawn into installation cavity 101, can not affect circuit board 8 yet, coil panel 6 or other parts, reason is, owing to being provided with spacing α, when moisture enters through water inlet, due to gravity reason, moisture is before reaching radiator fan 7 flabellums, can drop into installation cavity bottom, the through hole of offering through installation cavity 101 bottoms flows away, moisture can not touch flabellum, then by flabellum, blow to circuit board or other parts, and damage circuit board 8, coil panel 6 or other parts.
More specifically embodiment as the present embodiment:
Described nonmetal inner bag 2 is vertical type by first half courage body 201 and Lower Half courage body 202 and connects to form, the open top 202-1 of Lower Half courage body 202 is provided with lower connection labial lamina 202-2, the bottom opening 201-1 of corresponding first half courage body 201 is provided with and the lower upper connection labial lamina 201-2 that is connected labial lamina 202-2 docking, and upper connection labial lamina 201-2 and lower connection labial lamina 202-2 are fixing by securing member 203; Nonmetal inner bag 2 use split designs, are comprised of first half courage body 201 and Lower Half courage body 202, fastening with securing member 203 between courage and courage, connect easy accessibility, also need to connect sealing ring 204 sealings between upper connection labial lamina 201-2 and lower connection labial lamina 202-2; Except nonmetal inner bag 2 can be comprised of upper the latter half, also can form by upper, middle, and lower part, as shown in Figure 6.
Described nonmetal inner bag is split type, is convenient to clean or maintenance.
Described electromagnetic heating thin plate 5 is connected to nonmetal inner bag 2 bottom surfaces by support column 10, make to form vertical interval β between electromagnetic heating thin plate 5 and the bottom surface inwall of nonmetal inner bag 2, and electromagnetic heating thin plate 5 contacts completely with the water of nonmetal inner bag 2; The complete submerged of electromagnetic heating thin plate 5, when its adstante febre transmits heating by water being carried out to heat, effectively improves heating effect and shortens the heat time, and really accomplishing electricity separation heating, the security that greatly improves water heater.
Described nonmetal inner bag 2 bottom outside temperature-sensing probe 11 is installed; Prevent dry combustion method.
Cross section rectangle or the arc of described electromagnetic heating thin plate 5; The shape of the electromagnetic heating thin plate 5 of arc should arrange according to the shape of nonmetal inner bag 2 bottoms is corresponding, and as electromagnetic heating thin plate 5 is arranged to arc, as shown in Figure 4, corresponding nonmetal inner bag 2 bottoms and coil panel 6 also want correspondence to be arranged to arc; As magnetic heating thin plate 5, be arranged to planar rectangular, as shown in Figure 5, corresponding nonmetal inner bag 2 bottoms and coil panel 6 also want correspondence to be arranged to planar rectangular.
Described electromagnetic heating thin plate 5 surfaces are provided with a plurality of concave surfaces 501; Increase heating area, improve the efficiency of heating surface.
In described housing 1, be also provided with water circulating pump 9, water circulating pump 9 is connected with respectively pump water inlet 901 and pumping line 902, pump water inlet 901 is connected to nonmetal inner bag 2 bottoms, pumping line 902 is connected to the first half of nonmetal inner bag 2, by water circulating pump 9, the mutual cycling hot of water of nonmetal inner bag 2 bottoms and nonmetal inner bag 2 first halves is exchanged; Set up water circulating pump 9, because the water of nonmetal inner bag 2 bottoms near electromagnetic heating thin plate 5 is first heated, the water heating on nonmetal inner bag 2 tops is slower, by water circulating pump 9 by the water of the water of nonmetal inner bag 2 Lower Halves and the first half circulate mixing, heat exchange, the water integral body of accelerating nonmetal inner bag 2 is heated to design temperature, effectively improves the efficiency of heating surface.
Described electromagnetic heating thin plate 5 can be fixed on other sidewalls in nonmetal inner bag 2, only need to coil panel 6 corresponding matching, electromagnetic heating thin plate 5 and coil panel 6 are separately fixed at inner side and the outside of nonmetal inner bag 2, form electromagnetic induction heating, make the present invention can adopt multiple mounting modes, electromagnetic heating thin plate 5 and coil panel 6 are installed.
According to the textural association of above-described embodiment, water heater of the present invention can be arranged to vertical placement or horizontal placement or wall-hanging placement, all can meet.
The bung 206 that described nonmetal inner bag 2 is located in cylindrical shell 205 open tops by cylindrical shell 205 and seal cover forms; It is simple in structure, dismounting cleaning, maintenance convenience, as shown in Figure 5.
Described circuit board 8 can also be arranged on housing 1 top, the position of non-installation cavity 101.
Above-described specific embodiment, is only preferred embodiment of the present invention, and the equivalent arrangements of such as doing according to the present patent application the scope of the claims, all should be technology of the present invention and contain.

Claims (8)

1. the water heater of electricity separation electromagnetism heating, comprise housing (1), in housing (1), be fixed with nonmetal inner bag (2), water inlet pipe (3) and the outlet pipe (4) of connecting nonmetal inner bag (2) are installed on housing (1), in the housing (1) of nonmetal inner bag (2) below, be provided with installation cavity (101), it is characterized in that, described nonmetal inner bag (2) bottom inside is fixed with electromagnetic heating thin plate (5), nonmetal inner bag (2) bottom outside under electromagnetic heating thin plate (5) is fixed with coil panel (6), on the housing (1) of installation cavity (101) both sides, offer respectively air inlet (102) and the air outlet (103) of mutual convection current, air inlet (101) inner side is fixed with radiator fan (7), and form level interval α between radiator fan (7) and air inlet (102), in installation cavity (101) between air inlet (102) and air outlet (103), circuit board (8) is installed.
2. the water heater that electricity separation electromagnetism heats according to claim 1, it is characterized in that, described nonmetal inner bag (2) is vertical type by first half courage body (201) and Lower Half courage body (202) and connects to form, the open top (202-1) of Lower Half courage body (202) is provided with lower connection labial lamina (202-2), the bottom opening (201-1) of corresponding first half courage body (201) is provided with and the lower upper connection labial lamina (201-2) that is connected labial lamina (202-2) docking, and upper connection labial lamina (201-2) and lower connection labial lamina (202-2) are fixing by securing member (203).
3. the water heater that electricity separation electromagnetism heats according to claim 1, it is characterized in that, described electromagnetic heating thin plate (5) is connected to nonmetal inner bag (2) bottom surface by support column (10), make to form vertical interval β between electromagnetic heating thin plate (5) and the bottom surface inwall of nonmetal inner bag (2), and electromagnetic heating thin plate (5) contacts completely with the water of nonmetal inner bag (2).
4. the water heater that electricity separation electromagnetism heats according to claim 1, is characterized in that, the outside of described nonmetal inner bag (2) bottom is provided with temperature-sensing probe (11).
5. the water heater that electricity separation electromagnetism heats according to claim 1, is characterized in that, the cross section of described electromagnetic heating thin plate (5) is rectangle or arc.
6. the water heater that electricity separation electromagnetism heats according to claim 1, is characterized in that, described electromagnetic heating thin plate (5) surface is provided with a plurality of concave surfaces (501).
7. the water heater that electricity separation electromagnetism heats according to claim 1, it is characterized in that, in described housing (1), be also provided with water circulating pump (9), water circulating pump (9) is connected with respectively pump water inlet (901) and pumping line (902), pump water inlet (901) is connected to nonmetal inner bag (2) bottom, pumping line (902) is connected to the first half of nonmetal inner bag (2), by water circulating pump (9), the mutual cycling hot of water of nonmetal inner bag (2) bottom and nonmetal inner bag (2) first half is exchanged.
8. the water heater that electricity separation electromagnetism heats according to claim 1, is characterized in that, the bung (206) that described nonmetal inner bag (2) is located in cylindrical shell (205) open top by cylindrical shell (205) and seal cover forms.
CN201410094499.7A 2014-03-14 2014-03-14 Water and electricity separated water heater adopting electromagnetic heating Pending CN103954032A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410094499.7A CN103954032A (en) 2014-03-14 2014-03-14 Water and electricity separated water heater adopting electromagnetic heating

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410094499.7A CN103954032A (en) 2014-03-14 2014-03-14 Water and electricity separated water heater adopting electromagnetic heating

Publications (1)

Publication Number Publication Date
CN103954032A true CN103954032A (en) 2014-07-30

Family

ID=51331343

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410094499.7A Pending CN103954032A (en) 2014-03-14 2014-03-14 Water and electricity separated water heater adopting electromagnetic heating

Country Status (1)

Country Link
CN (1) CN103954032A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108507176A (en) * 2017-02-28 2018-09-07 美的集团股份有限公司 Inner container of electric water heater and water heater

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2374810Y (en) * 1999-04-30 2000-04-19 合肥美吉厨房用具有限公司 Detatchable enamel inner chamber of water heater
CN2524165Y (en) * 2001-11-02 2002-12-04 广东德豪润达电气股份有限公司 Open water heaters with pumps
CN201021846Y (en) * 2007-03-07 2008-02-13 张茂勇 A hot water jar with high temperature macromolecule material internal container for thermal pump water heater
JP2011238449A (en) * 2010-05-10 2011-11-24 Kame Takeharu Electromagnetic induction heating device, and heating and hot-water supply device using the same
KR20120063882A (en) * 2010-12-08 2012-06-18 웅진코웨이주식회사 Hot water tank
CN202361613U (en) * 2011-12-12 2012-08-01 纪军 Electromagnetic-heating water heater
CN103471234A (en) * 2013-09-06 2013-12-25 冯孟君 Electromagnetic water storage type water heater
CN203385182U (en) * 2013-08-14 2014-01-08 甘瑞群 Instant-heating-type water and electricity separation electromagnetic energy frequency conversion water heater
CN203757994U (en) * 2014-03-14 2014-08-06 黎结芝 Water heater with water-electricity-separating electromagnetic heating function

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2374810Y (en) * 1999-04-30 2000-04-19 合肥美吉厨房用具有限公司 Detatchable enamel inner chamber of water heater
CN2524165Y (en) * 2001-11-02 2002-12-04 广东德豪润达电气股份有限公司 Open water heaters with pumps
CN201021846Y (en) * 2007-03-07 2008-02-13 张茂勇 A hot water jar with high temperature macromolecule material internal container for thermal pump water heater
JP2011238449A (en) * 2010-05-10 2011-11-24 Kame Takeharu Electromagnetic induction heating device, and heating and hot-water supply device using the same
KR20120063882A (en) * 2010-12-08 2012-06-18 웅진코웨이주식회사 Hot water tank
CN202361613U (en) * 2011-12-12 2012-08-01 纪军 Electromagnetic-heating water heater
CN203385182U (en) * 2013-08-14 2014-01-08 甘瑞群 Instant-heating-type water and electricity separation electromagnetic energy frequency conversion water heater
CN103471234A (en) * 2013-09-06 2013-12-25 冯孟君 Electromagnetic water storage type water heater
CN203757994U (en) * 2014-03-14 2014-08-06 黎结芝 Water heater with water-electricity-separating electromagnetic heating function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108507176A (en) * 2017-02-28 2018-09-07 美的集团股份有限公司 Inner container of electric water heater and water heater

Similar Documents

Publication Publication Date Title
CN203757994U (en) Water heater with water-electricity-separating electromagnetic heating function
CN203671679U (en) Built-in microwave oven and microwave cooking system
CN203454223U (en) Induction cooker core and induction cooker applying induction cooker core
CN103954032A (en) Water and electricity separated water heater adopting electromagnetic heating
CN202056937U (en) Double cooker chambers type induction cooker
CN201887346U (en) Forced radiating switch cabinet
CN107485276A (en) A kind of multidimensional steam electricity steam box with double engines
KR101683011B1 (en) Hot water module device applied with flexible film heater and product having the same
CN204350534U (en) A kind of large power, electrically heat dissipation device
CN104654429B (en) Electric heater
CN102082398A (en) Mandatory cooling switch cabinet
CN201787657U (en) Convection electric heater
CN204648409U (en) A kind of Novel heating assembly and electric heater
CN204705016U (en) The electromagnetic water storage type heater of electricity separation, eddy-current heating
CN204272529U (en) A kind of explosion-proof electric control box
CN204534777U (en) Electric heater
CN203893290U (en) Natural convection type electric heater and natural convection type heat supply device
CN210055747U (en) Novel energy-saving electric heating thermal insulation cabinet
CN201688495U (en) Electric radiator
CN103063007B (en) Hot air circulation electric heater
CN203940594U (en) Electromagnetical immediately heating water heater
CN209545927U (en) A kind of food in microwave oven box and its fixed structure
CN205425072U (en) Heat abstractor and electromagnetism stove
CN209165484U (en) Electric cooking appliance
CN201141694Y (en) Instantaneously heated electromagnetic water heater

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20140730

RJ01 Rejection of invention patent application after publication