CN109869913B - Parallel water heater core - Google Patents
Parallel water heater core Download PDFInfo
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- CN109869913B CN109869913B CN201910112303.5A CN201910112303A CN109869913B CN 109869913 B CN109869913 B CN 109869913B CN 201910112303 A CN201910112303 A CN 201910112303A CN 109869913 B CN109869913 B CN 109869913B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 238000010438 heat treatment Methods 0.000 claims abstract description 58
- 230000000149 penetrating effect Effects 0.000 claims abstract description 10
- 230000005674 electromagnetic induction Effects 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims description 3
- 230000006698 induction Effects 0.000 claims 4
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 230000004308 accommodation Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Water Treatment By Electricity Or Magnetism (AREA)
- General Induction Heating (AREA)
Abstract
The invention relates to the technical field of water heaters, and particularly discloses a parallel water heater core, which comprises a bracket, two three-way pipes and two heating cores arranged on the bracket, wherein the two heating cores are arranged in parallel, each heating core comprises an insulating pipe arranged on the bracket, an electromagnetic coil wound on the outer side of the insulating pipe and a magnetic conduction rod arranged in the insulating pipe, the insulating pipe is provided with a through hole penetrating through the insulating pipe, the magnetic conduction rod is accommodated in the through hole, and a water passing annular hole is formed between the outer surface of the magnetic conduction rod and the wall of the through hole; when the electromagnetic water heater is in actual use, external alternating current is applied to two ends of the electromagnetic coil, the surface of the magnetic conduction rod generates vortex by utilizing the electromagnetic induction principle, and when external water enters the water passing annular holes of the two heating cores, the water in the water passing annular holes takes away heat on the surface of the magnetic conduction rod, so that the water is heated; compared with the heating of water by a heating pipe, the heat conversion rate is improved, and the electric energy loss is reduced; when one heating core is damaged, the other heating core can be normally used.
Description
Technical Field
The invention relates to the technical field of water heaters, and particularly discloses a parallel water heater core.
Background
With the continuous improvement of the life quality of people, the water heater has become one of the indispensable household appliances in people's daily life, mainly utilizes the heating pipe to heat water in prior art, and in the use of heating pipe, the direct current power supply is put through to the heating pipe, and the heating pipe heats a great deal of problems such as having low heat conversion rate, easy electric leakage, uses extremely inconveniently. In addition, when the heating pipe is damaged, the consumer cannot use the hot water, and the use is extremely inconvenient.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the invention aims to provide a parallel water heater core, external alternating current is applied to two ends of an electromagnetic coil, the surface of a magnetic conduction rod generates vortex by utilizing an electromagnetic induction principle, and when external water enters water passing holes of two heating cores, the water in the water passing holes carries away heat on the surface of the magnetic conduction rod, so that water is heated; compared with the heating of water by a heating pipe, the heat conversion rate is improved, and the electric energy loss is reduced; when one heating core is damaged, the other heating core can be normally used.
In order to achieve the above purpose, the parallel water heater core of the invention comprises a bracket, two three-way pipes and two heating cores arranged on the bracket, wherein the two heating cores are arranged in parallel, each heating core comprises an insulating tube arranged on the bracket, an electromagnetic coil wound on the outer side of the insulating tube, and a magnetic conduction rod arranged in the insulating tube, the insulating tube is provided with a through hole penetrating through the insulating tube, the magnetic conduction rod is accommodated in the through hole, the aperture of the through hole is larger than the outer diameter of the magnetic conduction rod, a water passing ring hole is formed between the outer surface of the magnetic conduction rod and the hole wall of the through hole, one three-way pipe is respectively communicated with one end of the water passing ring hole of the two heating cores, the other three-way pipe is respectively communicated with the other end of the water passing ring hole of the two heating cores, and the two ends of the electromagnetic coil are used for conducting external alternating current.
Wherein, the heating core is still including setting up in the shield of support, and two heating cores all are located the shield, and the shield is equipped with the air passing hole that runs through the shield, and the shield is provided with the exhaust fan, and the exhaust fan dispels the heat to solenoid and insulating tube through the air passing hole.
Wherein, the shield member includes the shield plate and with shield plate complex shield shell, the shield shell is the U type, the shield plate is used for covering the opening of shield shell, the shield shell includes the bottom plate and from two curb plates that the bottom plate both ends buckle respectively and form, the one end that the bottom plate was kept away from to the curb plate is contradicted in the shield plate, the air vent sets up in the curb plate, the exhaust fan sets up in the bottom plate, the bottom plate is equipped with the thru hole that runs through the bottom plate, the exhaust fan covers the thru hole.
Wherein, the shield plate is equipped with the accommodation hole that runs through the shield plate, and the shield plate is equipped with the fastener of holding in the accommodation hole, and the fastener includes the ring body and a plurality of elastic pieces of being connected with the ring body, and a plurality of elastic pieces are located the ring body, and a plurality of elastic pieces set up around the central axis of ring body, and the cable of solenoid connection is stretched out the shield plate through the fastener, and the free end of a plurality of elastic pieces is used for supporting the outside of touching the cable.
Wherein, the support includes dead lever and two backup pads, and two backup pads parallel arrangement, the dead lever is located between two backup pads, and two backup pads are connected respectively at the both ends of dead lever, and the both ends of insulating tube are connected respectively to two backup pads, and the backup pad is equipped with the perforation that runs through the backup pad, perforation and water ring hole intercommunication, and the both ends of magnetic conduction stick set up respectively in two backup pads.
Wherein, the backup pad is equipped with the locating plate that is located the perforation, and the locating plate is equipped with the locating hole, and the both ends of leading the magnetic rod are equipped with the conical head respectively, and the external diameter of the free end of conical head is less than the external diameter that the conical head is close to the one end of leading the magnetic rod, and the conical head stretches into in the locating hole, and the aperture of locating hole is greater than the external diameter of the free end of conical head, and the aperture of locating hole is less than the external diameter that the conical head is close to the one end of leading the magnetic rod.
The quantity of the fixing rods is multiple, the fixing rods are arranged around the insulating tube, buffer springs are sleeved on the outer sides of the fixing rods, two ends of each buffer spring respectively abut against the two supporting plates, and the fixing rods and at least one supporting plate are arranged in a sliding mode.
The positioning plate is made of elastic metal and elastically deforms along the length direction of the magnetic conduction rod.
The insulation pipe comprises a pipe body and two baffle rings respectively arranged at two ends of the pipe body, and the electromagnetic coil is wound on the outer side of the pipe body and is positioned between the two baffle rings; the body is equipped with a plurality of ring ditches, and the ring ditch is established from the surface of body indent and is formed, and the ring ditch encircles the central axis setting of body, and a plurality of ring ditches arrange along the length direction of body and set up, and solenoid holds in the ring ditch.
The magnetic conduction rod comprises a base rod and a plurality of protruding portions arranged on the base rod, the protruding portions are formed by protruding the outer surface of the base rod, the protruding portions extend along the length direction of the base rod, and the protruding portions are arranged around the central axis of the base rod.
The beneficial effects are that: when the electromagnetic water heater is in actual use, external alternating current is applied to two ends of the electromagnetic coil, the surface of the magnetic conduction rod generates vortex by utilizing the electromagnetic induction principle, and when external water enters the water passing annular holes of the two heating cores, the water in the water passing annular holes takes away heat on the surface of the magnetic conduction rod, so that the water is heated; compared with the heating of water by a heating pipe, the heat conversion rate is improved, and the electric energy loss is reduced; when one heating core is damaged, the other heating core can be normally used.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of another view of the present invention;
FIG. 3 is a schematic view of an exploded view of the present invention after concealing a shield;
FIG. 4 is a schematic perspective view of a wire clip of the present invention;
FIG. 5 is a schematic view of the structure of the support plate, the positioning plate, the magnetic conductive rod and the conical head of the present invention;
fig. 6 is a schematic perspective view of an insulating tube according to the present invention;
fig. 7 is a cross-sectional view of a magnetically permeable rod of the present invention.
The reference numerals include:
1-support 2-heating core 3-insulating tube
4-electromagnetic coil 5-magnetic conductive rod 6-through hole
7-shielding piece 8-air passing hole 9-shielding plate
11-shielding shell 12-wire clamp 13-elastic sheet
14-fixing rod 15-supporting plate 16-positioning plate
17-conical head 18-buffer spring 19-tube body
21-baffle ring 22-base rod 23-boss
111-exhaust fan 112-tee.
Detailed Description
The invention will be further described with reference to examples and drawings.
Referring to fig. 1 to 7, the parallel water heater core of the present invention includes a bracket 1, two three-way pipes 112 and two heating cores 2 disposed on the bracket 1, the two heating cores 2 are disposed in parallel, the heating cores 2 include an insulating tube 3 disposed on the bracket 1, an electromagnetic coil 4 wound on the outer side of the insulating tube 3, and a magnetic conductive rod 5 disposed in the insulating tube 3, the insulating tube 3 is provided with a through hole 6 penetrating the insulating tube 3, the magnetic conductive rod 5 is accommodated in the through hole 6, the aperture of the through hole 6 is larger than the outer diameter of the magnetic conductive rod 5, a water passing ring is formed between the outer surface of the magnetic conductive rod 5 and the hole wall of the through hole 6, one three-way pipe 112 is respectively connected to one end of the water passing ring of the two heating cores 2, the other three-way pipe 112 is respectively connected to the other end of the water passing ring of the two heating cores 2, and the two ends of the electromagnetic coil 4 are used for conducting external alternating current.
When the electromagnetic induction type water heater is actually used, external alternating current is applied to two ends of the electromagnetic coil 4, the surface of the magnetic conduction rod 5 generates vortex by utilizing the electromagnetic induction principle, when external water enters the water passing annular holes of the two heating cores 2 through one three-way pipe 112, the water in the water passing annular holes takes away heat on the surface of the magnetic conduction rod 5, so that the water is heated, and the water heated by the heating cores 2 flows out through the other three-way pipe 112; compared with the heating of water by a heating pipe, the heat conversion rate is improved, and the electric energy loss is reduced; when one heating core 2 is damaged, the other heating core 2 can be normally used, so that the customer experience degree is improved.
The heating core 2 still includes the shielding member 7 of setting on support 1, and two heating cores 2 all are located shielding member 7, cover solenoid 4 with shielding shell 11, in the use of heating core 2, prevent that external magnetic field from producing the magnetic field to solenoid 4 and interfering and then influencing the operating parameter of heating core 2, ensure the stationarity of heating core 2 function operation.
The shielding piece 7 is provided with the air passing hole 8 penetrating through the shielding piece 7, the shielding piece 7 is provided with the exhaust fan 111, the exhaust fan 111 dissipates heat to the electromagnetic coil 4 and the insulating tube 3 through the air passing hole 8, in the use process of the heating core 2, the exhaust fan 111 is started, the exhaust fan 111 drives air to flow, flowing air flows through the electromagnetic coil 4 and the insulating tube 3 through the air passing hole 8, heat dissipation to the electromagnetic coil 4 and the insulating tube 3 is further achieved, damage to the electromagnetic coil 4 and the insulating tube 3 due to overhigh temperature is avoided, the service life of the heating core 2 is prolonged, and the service life of the machine core is further prolonged. Preferably, the number of the air passing holes 8 is multiple, and the air passing holes 8 are gathered together to form a filtering area, so that the flowing air is prevented from driving large-particle sundries to damage the insulating tube 3 and the electromagnetic coil 4.
The shielding piece 7 comprises a shielding plate 9 and a shielding shell 11 matched with the shielding plate 9, the shielding shell 11 is U-shaped, the shielding plate 9 is used for covering an opening of the shielding shell 11, the shielding shell 11 comprises a bottom plate and two side plates which are respectively bent from two ends of the bottom plate, one end of each side plate, far away from the bottom plate, is abutted against the shielding plate 9, an air passing hole 8 is formed in the side plate of the shielding shell 11, an exhaust fan 111 is arranged on the bottom plate, a through hole penetrating through the bottom plate is formed in the bottom plate, and the exhaust fan 111 covers the through hole. During the use of the exhaust fan 111, the outside air enters the shielding member 7 through the air passing holes 8 and is exhausted through the through holes, so that the heat dissipation of the electromagnetic coil 4 and the insulating tube 3 in the shielding member 7 is realized.
The shielding plate 9 is provided with a containing hole penetrating through the shielding plate 9, the shielding plate 9 is provided with a wire clamp 12 contained in the containing hole, the wire clamp 12 is approximately circular, the wire clamp 12 comprises a ring body and a plurality of elastic pieces 13 connected with the ring body, the elastic pieces 13 are located in the ring body, the elastic pieces 13 are arranged around the central axis of the ring body, a cable connected with the electromagnetic coil 4 protrudes out of the shielding plate 9 through the wire clamp 12, and the free ends of the elastic pieces 13 are used for abutting against the outer side of the cable. External alternating current is applied to the electromagnetic coil 4 through the cable, the cable is positioned on the shielding member 7 through the cable clamp 12, and the cable is prevented from moving back and forth to disconnect the conduction with the electromagnetic coil 4. In this embodiment, the outside of ring body is equipped with the elastic arm, and the elastic arm is used for detaining and holds shield plate 9, and fastener 12 can dismantle the joint together with shield plate 9 via the elastic arm, makes things convenient for the dismantlement or the installation of fastener 12.
The support 1 comprises a fixing rod 14 and two support plates 15, the two support plates 15 are arranged in parallel, the fixing rod 14 is located between the two support plates 15, two support plates 15 are connected to two ends of the fixing rod 14 respectively, two ends of the insulating tube 3 are connected to the two support plates 15 respectively, the support plates 15 are provided with through holes penetrating through the support plates 15, the through holes are communicated with water through holes, and two ends of the magnetic conduction rod 5 are arranged on the two support plates 15 respectively. By the structural arrangement of the bracket 1, the contact area between the bracket 1 and the insulating tube 3 and the electromagnetic coil 4 is reduced, and when the exhaust fan 111 radiates heat to the electromagnetic coil 4 and the insulating tube 3, the heat radiation efficiency of the electromagnetic coil 4 and the insulating tube 3 is improved.
The supporting plates 15 are provided with positioning plates 16 positioned in the through holes, the positioning plates 16 are provided with positioning holes, two ends of the magnetic conduction rod 5 are respectively provided with conical heads 17, preferably, the conical heads 17 are approximately conical, the hole walls of the positioning holes are used for abutting against the outer surfaces of the conical heads 17, the two ends of the magnetic conduction rod 5 are limited by the positioning plates 16 of the two supporting plates 15, the magnetic conduction rod 5 is not required to be fixedly installed, and the assembly efficiency of the magnetic conduction rod 5 is improved; the external diameter of the free end of conical head 17 is less than the external diameter of conical head 17 near the one end of magnetic conduction stick 5, conical head 17 stretches into the locating hole, the aperture of locating hole is greater than the external diameter of the free end of conical head 17, the aperture of locating hole is less than the external diameter of conical head 17 near the one end of magnetic conduction stick 5, through the setting of conical head 17, be convenient for magnetic conduction stick 5 fast, accurately pack into the locating hole in, shorten locating plate 16 and magnetic conduction stick 5's counterpoint time, avoid conical head 17 to cross locating plate 16 and can not realize the spacing to magnetic conduction stick 5 simultaneously.
The number of the fixing rods 14 is multiple, the fixing rods 14 are arranged around the insulating tube 3, preferably, the fixing rods 14 are in a ring array around the insulating tube, so that the two support plates 15 are firmly connected together, compared with the fixing rods 14, the fixing rods 14 are only provided with one fixing rod, the situation that the two support plates 15 are inclined due to uneven stress is avoided, the buffer springs 18 are sleeved on the outer sides of the fixing rods 14, two ends of the buffer springs 18 respectively abut against the two support plates 15, and the fixing rods 14 and at least one support plate 15 are arranged in a sliding mode; in the use of magnetic conduction stick 5, magnetic conduction stick 5 can produce expend with heat and contract with cold phenomenon because of the temperature increases, and the length of magnetic conduction stick 5 can become longer promptly, utilizes buffer spring 18's setting, ensures that the distance between two backup pads 15 can change according to the length variation of magnetic conduction stick 5, avoids breaking backup pad 15 because of the length of magnetic conduction stick 5 becomes longer.
The positioning plates 16 are made of elastic metal, the positioning plates 16 elastically deform along the length direction of the magnetic conduction rod 5, and when the length of the magnetic conduction rod 5 becomes long due to temperature rise, the positioning plates 16 on the two support plates 15 are convexly deformed along the direction away from each other, so that the length change of the magnetic conduction rod 5 is buffered; when the temperature of the magnetic conduction rod 5 is reduced, the positioning plates 16 on the two support plates 15 automatically reset under the action of elastic force, so that the two ends of the magnetic conduction rod 5 are always positioned on the positioning plates 16 of the two support plates 15.
The insulating tube 3 comprises a tube body 19 and two baffle rings 21 respectively arranged at two ends of the tube body 19, the electromagnetic coil 4 is wound on the outer side of the tube body 19 and positioned between the two baffle rings 21, and the electromagnetic coil 4 is limited by the two baffle rings 21 so as to prevent the electromagnetic coil 4 from falling off along the axial direction of the insulating tube 3; the pipe body 19 is provided with a plurality of annular grooves, the annular grooves are concavely formed from the outer surface of the pipe body 19, the annular grooves are arranged around the central axis of the pipe body 19, the plurality of annular grooves are arranged along the length direction of the pipe body 19, the electromagnetic coil 4 is accommodated in the annular grooves, the groove walls of the annular grooves are used for abutting the electromagnetic coil 4, and the electromagnetic coil 4 is prevented from moving back and forth along the length direction of the pipe body 19.
The magnetic conductive rod 5 includes a base rod 22 and a plurality of protrusions 23 provided on the base rod 22, the protrusions 23 are substantially elongated, the protrusions 23 are integrally protruded from an outer surface of the base rod 22, the protrusions 23 are provided to extend in a longitudinal direction of the base rod 22, and the plurality of protrusions 23 are provided around a central axis of the base rod 22. By arranging the protruding part 23, the outer surface area of the magnetic conduction rod 5 is increased, and the heating efficiency of the magnetic conduction rod 5 to water in the water ring hole is improved.
The foregoing is merely a preferred embodiment of the present invention, which should not be construed as limiting the invention.
Claims (5)
1. A parallel water heater core, its characterized in that: the electromagnetic induction heating device comprises a support, two three-way pipes and two heating cores arranged on the support, wherein the two heating cores are arranged in parallel, each heating core comprises an insulating tube arranged on the support, an electromagnetic coil wound on the outer side of the insulating tube and a magnetic induction rod arranged in the insulating tube, the insulating tube is provided with a through hole penetrating through the insulating tube, the magnetic induction rod is accommodated in the through hole, the aperture of the through hole is larger than the outer diameter of the magnetic induction rod, a water passing annular hole is formed between the outer surface of the magnetic induction rod and the hole wall of the through hole, one three-way pipe is respectively communicated with one end of the water passing annular hole of the two heating cores, the other three-way pipe is respectively communicated with the other end of the water passing annular hole of the two heating cores, and the two ends of the electromagnetic coil are used for conducting external alternating current;
the support comprises a fixing rod and two support plates, wherein the two support plates are arranged in parallel, the fixing rod is positioned between the two support plates, two ends of the fixing rod are respectively connected with the two support plates, two ends of the insulating tube are respectively connected to the two support plates, the support plates are provided with through holes penetrating through the support plates, the through holes are communicated with the water passing annular holes, and two ends of the magnetic conduction rod are respectively arranged on the two support plates;
the support plate is provided with a positioning plate positioned in the perforation, the positioning plate is provided with a positioning hole, two ends of the magnetic conduction rod are respectively provided with a conical head, the outer diameter of the free end of the conical head is smaller than the outer diameter of one end of the conical head close to the magnetic conduction rod, the conical head protrudes into the positioning hole, the aperture of the positioning hole is larger than the outer diameter of the free end of the conical head, and the aperture of the positioning hole is smaller than the outer diameter of one end of the conical head close to the magnetic conduction rod; the number of the fixing rods is multiple, the fixing rods are arranged around the insulating tube, the buffer springs are sleeved on the outer sides of the fixing rods, two ends of each buffer spring respectively abut against the two supporting plates, and the fixing rods and at least one supporting plate are arranged in a sliding mode;
the positioning plate is made of elastic metal and elastically deforms along the length direction of the magnetic conduction rod;
the insulating tube comprises a tube body and two baffle rings respectively arranged at two ends of the tube body, and the electromagnetic coil is wound on the outer side of the tube body and is positioned between the two baffle rings; the body is equipped with a plurality of ring ditches, and the ring ditch is established from the surface of body indent and is formed, and the ring ditch encircles the central axis setting of body, and a plurality of ring ditches arrange along the length direction of body and set up, and solenoid holds in the ring ditch.
2. A parallel water heater cartridge according to claim 1, wherein: the heating core is still including setting up in the shield of support, and two heating cores all are located the shield, and the shield is equipped with the air passing hole that runs through the shield, and the shield is provided with the exhaust fan, and the exhaust fan dispels the heat to solenoid and insulating tube through the air passing hole.
3. A parallel water heater cartridge according to claim 2, wherein: the shielding piece includes the shield plate and with shield plate complex shield shell, the shield shell is the U type, the shield plate is used for covering the opening of shield shell, the shield shell includes the bottom plate and from two curb plates that the bottom plate both ends buckle respectively and form, the one end that the bottom plate was kept away from to the curb plate is contradicted in the shield plate, the air vent sets up in the curb plate, the exhaust fan sets up in the bottom plate, the bottom plate is equipped with the thru hole that runs through the bottom plate, the exhaust fan covers the thru hole.
4. A parallel water heater cartridge according to claim 3, wherein: the shielding plate is provided with a containing hole penetrating through the shielding plate, the shielding plate is provided with a wire clamp contained in the containing hole, the wire clamp comprises a ring body and a plurality of elastic pieces connected with the ring body, the elastic pieces are located in the ring body, the elastic pieces are arranged around the central axis of the ring body, a cable connected with the electromagnetic coil protrudes out of the shielding plate through the wire clamp, and the free ends of the elastic pieces are used for propping against the outer side of the cable.
5. A parallel water heater cartridge according to claim 1, wherein: the magnetic conduction stick includes the base stick and sets up in a plurality of bellying of base stick, and the bellying is established from the surface of base stick is outstanding to be established, and the bellying extends along the length direction of base stick and sets up, and a plurality of bellying set up around the central axis of base stick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910112303.5A CN109869913B (en) | 2019-02-13 | 2019-02-13 | Parallel water heater core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910112303.5A CN109869913B (en) | 2019-02-13 | 2019-02-13 | Parallel water heater core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109869913A CN109869913A (en) | 2019-06-11 |
| CN109869913B true CN109869913B (en) | 2024-02-06 |
Family
ID=66918683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910112303.5A Active CN109869913B (en) | 2019-02-13 | 2019-02-13 | Parallel water heater core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109869913B (en) |
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|---|---|---|---|---|
| JP2002093566A (en) * | 2000-09-12 | 2002-03-29 | Sharp Corp | Heating equipment |
| CN203298497U (en) * | 2013-06-26 | 2013-11-20 | 郑枫林 | Novel efficient electric heating pipe |
| CN203550176U (en) * | 2013-11-26 | 2014-04-16 | 李岳刚 | Variable-frequency electromagnetic water heater |
| CN203704310U (en) * | 2014-01-21 | 2014-07-09 | 李岳刚 | Scale-free electromagnetic heating tube |
| CN203785350U (en) * | 2013-12-08 | 2014-08-20 | 合肥天鹅制冷科技有限公司 | Electric heating pipe fixing device |
| CN204069394U (en) * | 2014-08-07 | 2014-12-31 | 九阳股份有限公司 | A kind of safety electromagnetic heater |
| CN105563848A (en) * | 2015-12-11 | 2016-05-11 | 中国科学院宁波材料技术与工程研究所 | Preparation apparatus of micro high-length-diameter-ratio carbon fiber tube |
| CN105588854A (en) * | 2016-02-26 | 2016-05-18 | 中国计量学院 | Quick temperature scanning screening calorimeter |
| CN108444092A (en) * | 2018-04-19 | 2018-08-24 | 中广核研究院有限公司 | Preheater for being heated to liquid alloy |
| CN209605422U (en) * | 2019-02-13 | 2019-11-08 | 深圳热鑫能源科技有限公司 | A kind of parallel water heater machine core |
-
2019
- 2019-02-13 CN CN201910112303.5A patent/CN109869913B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002093566A (en) * | 2000-09-12 | 2002-03-29 | Sharp Corp | Heating equipment |
| CN203298497U (en) * | 2013-06-26 | 2013-11-20 | 郑枫林 | Novel efficient electric heating pipe |
| CN203550176U (en) * | 2013-11-26 | 2014-04-16 | 李岳刚 | Variable-frequency electromagnetic water heater |
| CN203785350U (en) * | 2013-12-08 | 2014-08-20 | 合肥天鹅制冷科技有限公司 | Electric heating pipe fixing device |
| CN203704310U (en) * | 2014-01-21 | 2014-07-09 | 李岳刚 | Scale-free electromagnetic heating tube |
| CN204069394U (en) * | 2014-08-07 | 2014-12-31 | 九阳股份有限公司 | A kind of safety electromagnetic heater |
| CN105563848A (en) * | 2015-12-11 | 2016-05-11 | 中国科学院宁波材料技术与工程研究所 | Preparation apparatus of micro high-length-diameter-ratio carbon fiber tube |
| CN105588854A (en) * | 2016-02-26 | 2016-05-18 | 中国计量学院 | Quick temperature scanning screening calorimeter |
| CN108444092A (en) * | 2018-04-19 | 2018-08-24 | 中广核研究院有限公司 | Preheater for being heated to liquid alloy |
| CN209605422U (en) * | 2019-02-13 | 2019-11-08 | 深圳热鑫能源科技有限公司 | A kind of parallel water heater machine core |
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| Publication number | Publication date |
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| CN109869913A (en) | 2019-06-11 |
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