CN210512129U - Instant heating type water boiler heated by electromagnetic induction - Google Patents
Instant heating type water boiler heated by electromagnetic induction Download PDFInfo
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- CN210512129U CN210512129U CN201921647940.4U CN201921647940U CN210512129U CN 210512129 U CN210512129 U CN 210512129U CN 201921647940 U CN201921647940 U CN 201921647940U CN 210512129 U CN210512129 U CN 210512129U
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Abstract
The utility model discloses an electromagnetic induction heating instant water boiler, which comprises a base (1) and a water outlet tower (2) which is rotatably arranged on the base (1), wherein the water outlet tower (2) is provided with a water outlet (221); the electromagnetic induction heating body (3) is arranged in the base (1) or the water outlet tower (2), the electromagnetic induction heating body (3) comprises a water inlet end communicated with an external water source through a water inlet pipe (43) and a water outlet end communicated with a water outlet (221), and the water inlet pipe (43) is provided with a water pump (44); an IGBT power module electrically connected with the electromagnetic induction heating body (3) and a control circuit board used for enabling the IGBT power module (41) to output alternating current to the electromagnetic induction heating body (3) are arranged in the base (1), and the control circuit board is electrically connected with the IGBT power module. The utility model discloses heating efficiency is high, provide hot water rapidly and use safe and reliable.
Description
Technical Field
The utility model belongs to the technical field of the electromagnetic induction heating technique and specifically relates to an electromagnetic induction heating's instant heating type boiler is related to.
Background
The existing electric tea tray supplies boiled water according to the requirement, thereby being convenient for brewing tea and being popular with the users. However, the mainstream of the existing electric tea tray is to use a heating wire, an electric heating film or an electric heating tube as a heating element for heating. The prior art has the following defects: firstly, the heating power is limited, so that the speed of providing hot water is low, and secondly, the water is in direct contact with the conductive heating body, so that the potential safety hazard of a leakage contact exists.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an instant heating type boiler of electromagnetic induction heating, it is fast and use safe and reliable to go out the hot water.
The utility model provides an electromagnetic induction heating instant water boiler, which comprises a base 1 and a water outlet tower 2 which is rotatably arranged on the base 1, wherein the water outlet tower 2 is provided with a water outlet 221; the electromagnetic induction heating unit 3 is arranged in the base 1 or the water outlet tower 2, the electromagnetic induction heating unit 3 comprises a water inlet end communicated with an external water source through a water inlet pipe 43 and a water outlet end communicated with a water outlet 221, and the water inlet pipe is provided with a water pump; wherein, be equipped with the IGBT power module that links to each other with electromagnetic induction heat-generating body 3 electrical property in the base 1 and be used for making IGBT power module 41 to electromagnetic induction heat-generating body 3 output alternating current's control circuit board, control circuit board and IGBT power module electrical property link to each other.
In one embodiment, the electromagnetic induction heating element 3 includes a heating tube 31, an insulating tube 32 coaxially sleeved on the outer side surface of the heating tube 31, and an electromagnetic coil 33 wound on the outer side surface of the insulating tube 32, the electromagnetic coil 33 is electrically connected to the IGBT power module 41, and a heating cavity formed by a gap is provided between the heating tube 31 and the insulating tube 32, and two ends of the heating cavity are respectively a water inlet end and a water outlet end of the electromagnetic induction heating element 3.
In one embodiment, a heat sink 42 is disposed in the base and attached to the IGBT power module 41, and the heat sink 42 is a semiconductor heat sink, an air-cooled heat sink, a water-cooled heat sink contacting with the water inlet pipe 43, or a water-cooled heat sink connected in series to the water inlet pipe 43.
In one embodiment, the effluent tower 2 comprises a column 21, a rotating arm 22 and a motor 23; the lower end of the upright post 21 is fixed on the base 1, the upper end of the upright post 21 is provided with a transmission connecting part 212, and the transmission connecting part 212 is provided with a connecting groove; the first end of the rotating arm 22 is pivoted to the upper end of the upright post 21, and the water outlet 221 is arranged at the second end of the rotating arm 22; the motor 23 is fixed at the first end of the rotating arm 22, and the end of the transmission shaft of the motor 23 is limited in the connection groove of the transmission connection part 212.
In one embodiment, the rotating arm 22 includes a rotating arm body and a detachable cover plate 223, a wire slot 222 is disposed between a first end and a second end of the rotating arm body, and a water outlet pipe communicating a water outlet end of the electromagnetic induction heating unit 3 with the water outlet 221 is disposed in the wire slot 222.
In one embodiment, the electromagnetic induction heating unit 3 is vertically arranged in the column 21, and the lower end of the electromagnetic induction heating unit 3 is set as a water inlet end and the upper end of the electromagnetic induction heating unit 3 is set as a water outlet end.
In one embodiment, the column 21 is provided with a transparent region in which the electromagnetic induction heating element 3 can be observed.
In one embodiment, the heat dissipation holes 213 are formed in the column 21.
In one embodiment, an electromagnetic wire coil is arranged in the base 1, and the electromagnetic wire coil is electrically connected with the output end of the IGBT power module through a three-gear selector switch, the three-gear selector switch is provided with a stop gear, a boiling water gear and a heat preservation gear, the stop gear is arranged in a suspended manner, the boiling water gear is electrically connected with the electromagnetic induction heating body 3, and the heat preservation gear is electrically connected with the electromagnetic wire coil.
In one embodiment, a heat preservation position 13 is further arranged on the base 1, and the electromagnetic wire coil is positioned below the heat preservation position 13; the three-gear selector switch can be arranged on the upright 21 or the base 1.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. can quickly provide hot water and even boiled water. The cold water can be heated into hot water or even boiled water when flowing through the heating cavity of the electromagnetic induction heating body, so that the heating efficiency is high, and the hot water can be discharged from the water outlet very quickly.
2. The water and electricity are separated, so that the use is safe. Whether the electromagnetic induction heating body heats cold water into boiled water or the electromagnetic wire coil heats water in the kettle for heat preservation, the electromagnetic induction heating body heats water in the kettle through electromagnetic induction in the environment of water and electricity separation, thereby greatly avoiding the risk of electric leakage and being beneficial to improving the use safety.
3. Is convenient to use. The electromagnetic induction heating body and the electromagnetic wire coil provide a heat preservation and reheating combined mode, heating requirements of actual use scenes of users are considered, and great convenience is brought to the users for operation and use.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of a tankless water boiler 1.
Fig. 2 is a schematic exploded view of fig. 1.
Fig. 3 is a schematic view of a connection structure of the circuit protection box and the water pump in the main case.
Fig. 4 is a schematic diagram of a connection structure of the IGBT power module and the heat sink in the circuit protection box.
Fig. 5 is a schematic perspective view of an embodiment 2 of the tankless water boiler.
Fig. 6 is a schematic perspective view of a fast heating water boiler according to embodiment 3.
The meanings of the reference symbols in the figures are as follows:
1-base, 11-heating position, 12-fixing hole, 13-heat preservation position, 2-water outlet tower, 21-upright post, 211-wiring hole, 212-transmission connecting part, 213-heat dissipation hole, 22-rotating arm, 221-water outlet, 222-wiring groove, 223-cover plate, 23-motor, 3-electromagnetic induction heating element, 31-heating tube, 32-insulating tube, 33-electromagnetic coil, 41-IGBT power module, 42-radiator, 43-water inlet tube, 44-water pump and 46-protection box.
Detailed Description
To further clarify the technical solutions and effects adopted by the present application to achieve the intended purpose, the following detailed description is given with reference to the accompanying drawings and preferred embodiments according to the present application. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Referring to fig. 1 to 4, the present invention discloses an electromagnetic induction heating instant water boiler (also referred to as "water boiler") comprising: a base 1; a water outlet tower 2 rotatably arranged on the base 1, wherein the water outlet tower 2 is provided with a water outlet 221; the electromagnetic induction heating unit 3 is arranged in the base 1 or the water outlet tower 2, the water inlet end of the electromagnetic induction heating unit 3 is communicated with an external water source through a water inlet pipe 43, and the water outlet end of the electromagnetic induction heating unit 3 is communicated with a water outlet 221; the electromagnetic induction heating device comprises a control circuit board, an IGBT power module 41 and a radiator 42 which is in contact connection with the IGBT power module 41 and is arranged in the base 1, wherein the control circuit board is electrically connected with the IGBT power module, and the IGBT power module is electrically connected with the electromagnetic induction heating body 3.
The electromagnetic induction heating element 3 comprises a heating tube 31, an insulating tube 32 coaxially sleeved on the outer side surface of the heating tube 31, and an electromagnetic coil 33 wound on the outer side surface of the insulating tube 32, wherein the electromagnetic coil 33 is electrically connected with the IGBT power module 41, a heating cavity formed by a gap is arranged between the heating tube 31 and the insulating tube 32, and the two ends of the heating cavity are respectively a water inlet end and a water outlet end of the electromagnetic induction heating element 3. The control circuit board outputs a switch control signal to the IGBT power module 41 to enable the IGBT power module 41 to provide alternating current for the electromagnetic coil 33, so that the electromagnetic coil 33 generates an orthogonal magnetic field, and the heating tube 31 generates eddy current to generate heat; cold water from an external water source is supplied to the heating chamber from the water inlet pipe 43, and the cold water flowing through the heating chamber is heated to hot water or boiled water by heat exchange with the heating pipe 31, and finally the hot water or boiled water flows out from the water outlet 221. The control circuit board, the IGBT power module 41, and their coordination relationship are all in the prior art, and for example, CN2010101783087 may be referred to for the coordination relationship, and details are not described.
In addition, the outer diameter of the heating tube 31 can be set to be 1-10mm smaller than the inner diameter of the insulating tube 32, so that the thickness of the heating cavity is 0.5-5mm, preferably 1-3 mm. The advantage of this kind of setting is that the quantity of water that flows through the heating chamber in unit time is less, can be fast with cold water heating hot water or even boiling water to heating efficiency is high and the delivery port 221 goes out hot water very fast.
The heat sink 42 is a semiconductor heat sink, an air-cooled heat sink, a water-cooled heat sink contacting with the water inlet pipe 43, or even a water-cooled heat sink connected in series with the water inlet pipe 43, which is attached to the IGBT power module 41. The structure of the water-cooled radiator is shown in patent CN2018219583354 of the applicant, and detailed description is omitted. In addition, a protection box 46 is arranged in the base 1, and the control circuit board, the IGBT power module 41 and the radiator 42 connected with the IGBT power module 41 in a contact mode are all arranged in the protection box 46, so that the control circuit board and the IGBT power module 41 are protected from water leakage damage, and the modular assembly is facilitated. For example, as shown in fig. 4, a water-cooled heat sink is used, which is an aluminum plate or a copper plate, and is in contact with the IGBT power module 41 and the water inlet pipe 43 at the same time, so that the cold water flowing through the water inlet pipe 43 takes away the heat absorbed by the water-cooled heat sink from the IGBT power module 41.
In one embodiment, the effluent tower 2 comprises a column 21, a rotating arm 22, and a motor 23 fixed to a first end of the rotating arm 22. Wherein, the base 1 is provided with a fixing hole 12, the lower end of the upright post 21 is fixed on the base 1 through the fixing hole 12, the upper end of the upright post 21 is provided with a wiring hole 211 and a transmission connecting part 212, the transmission connecting part 212 is provided with a connecting groove, the first end of the rotating arm 22 is pivoted to the upper end of the upright post 21, the water outlet 221 is arranged at the second end of the rotating arm 22, and the end of the transmission shaft of the motor 23 is limited in the connecting groove of the transmission connecting part 212. Therefore, when the motor 23 is activated, the first end of the rotating arm 22 is driven to rotate with respect to the column 21.
In one embodiment, the upper side of the base 1 is provided with a heating position 11, and when the kettle for receiving boiled water is placed at the heating position 11 in use, the kettle mouth of the kettle is aligned with the water outlet 221, so that the boiled water flowing out of the water outlet 221 can smoothly flow into the kettle. In addition, as well known to those skilled in the art, the rotation angle of the motor 23 is set so that the motor 23 rotates by a preset angle each time the motor is started, so that the water outlet 221 rotates from the preset position to the alignment heating position 11, and the motor 23 rotates reversely by the preset angle after the boiled water is taken out, so that the water outlet 221 returns to the preset position, thereby facilitating the use of the user.
In one embodiment, the rotating arm 22 includes a rotating arm body and a detachable cover plate 223, a wire slot 222 is disposed between a first end and a second end of the rotating arm body, and a water outlet pipe communicating a water outlet end of the electromagnetic induction heating unit 3 with the water outlet 221 is disposed in the wire slot 222. Therefore, after the water outlet pipe is arranged on the wire groove 222, the cover plate 223 is covered on the wire groove 222, and the disassembly, the assembly and the maintenance are convenient.
In one embodiment, the electromagnetic induction heating unit 3 is vertically arranged in the upright post 21, and the lower end of the electromagnetic induction heating unit 3 is set as the water inlet end and the upper end of the electromagnetic induction heating unit 3 is set as the water outlet end, so that the water outlet end of the electromagnetic induction heating unit 3 is close to the water outlet 221. Compared with the electromagnetic induction heating body 3 arranged in the base 1, the electromagnetic induction heating body 3 is vertically arranged in the upright post 21, so that the length of a water outlet pipe required to be used can be reduced, and the cold water quantity discharged from the water outlet pipe during each starting of the water boiler is reduced.
As shown in fig. 5, the upright post 21 is provided with a transparent area, so that the electromagnetic induction heating element 3 can be conveniently seen through the transparent area, and a user can see the heating scene of the electromagnetic induction heating element 3 on water through the transparent area in the using process, thereby enhancing the visual effect. As shown in fig. 6, the upright post 21 is provided with a plurality of heat dissipating holes 213, and the heat dissipating holes 213 are used to dissipate heat from the electromagnetic coil 33, thereby preventing the electromagnetic coil 33 from being damaged due to overheating.
Furthermore, as shown in fig. 6, a heat-insulating position 13 is further disposed on the base 1, and an electromagnetic wire coil is disposed in the base 1 and located below the heat-insulating position 13, and the electromagnetic wire coil is electrically connected to the output end of the IGBT power module through the three-stage switch. The three-gear change-over switch can be arranged on the upright post 21 or the base 1 and is provided with a stop gear, a boiling water gear and a heat preservation gear, the stop gear is arranged in a suspension mode, the boiling water gear is electrically connected with the electromagnetic coil, and the heat preservation gear is electrically connected with the electromagnetic coil. Therefore, when the boiling water gear is selected, the IGBT power module outputs alternating current to the electromagnetic coil, so that the electromagnetic induction heating body 3 works to generate boiling water, and at the moment, the electromagnetic wire coil does not work without current; on the contrary, when the heat preservation gear is selected, the output of the IGBT power module is communicated with the electromagnetic wire coil, so that the electromagnetic wire coil generates an alternating magnetic field, and at the moment, the electromagnetic induction heating body 3 does not work. The structure has the advantages of convenient use for users: when the kettle is placed at the heating position 11 and the boiling water is selected, the electromagnetic induction heating body 3 works to generate boiling water which flows into the kettle from the water outlet 221, and when the boiling water in the kettle is not used in time and then the temperature of the water is reduced, at the moment, if the kettle is made of the electromagnetic induction heating material or the electromagnetic induction heating material is arranged at the bottom of the kettle, the kettle is placed at the heat preservation position 13 of the base 1, and then the heat preservation gear is selected to heat the water in the kettle again through the electromagnetic wire coil, so that the heat preservation effect is achieved.
In practical implementation, the water boiler of the present invention may be a device for providing hot water in a kitchen, or an electric tea tray used in offices and other places, and is not limited herein.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. An electromagnetic induction heating instant heating type water boiler comprises a base (1) and a water outlet tower (2) which is rotatably arranged on the base (1), wherein the water outlet tower (2) is provided with a water outlet (221); it is characterized by also comprising:
the electromagnetic induction heating body (3) is arranged in the base (1) or the water outlet tower (2), the electromagnetic induction heating body (3) comprises a water inlet end communicated with an external water source through a water inlet pipe (43) and a water outlet end communicated with a water outlet (221), and the water inlet pipe (43) is provided with a water pump (44);
an IGBT power module electrically connected with the electromagnetic induction heating body (3) and a control circuit board used for enabling the IGBT power module (41) to output alternating current to the electromagnetic induction heating body (3) are arranged in the base (1), and the control circuit board is electrically connected with the IGBT power module.
2. The instant heating type water boiler heated by electromagnetic induction according to claim 1, characterized in that the electromagnetic induction heating element (3) comprises a heating tube (31), an insulating tube (32) coaxially sleeved on the outer side surface of the heating tube (31), and an electromagnetic coil (33) wound on the outer side surface of the insulating tube (32), wherein the electromagnetic coil (33) is electrically connected with the IGBT power module (41), a heating cavity formed by a gap is arranged between the heating tube (31) and the insulating tube (32), and the two ends of the heating cavity are respectively a water inlet end and a water outlet end of the electromagnetic induction heating element (3).
3. The electromagnetic induction heating type water boiler capable of instantly heating according to claim 1, characterized in that a radiator (42) attached to the IGBT power module (41) is further disposed in the base (1), and the radiator (42) is a semiconductor radiator, an air-cooled radiator, a water-cooled radiator in contact with the water inlet pipe (43), or a water-cooled radiator connected in series to the water inlet pipe (43).
4. The electromagnetic induction heated instant heating type water boiler according to claim 1, characterized in that the water outlet tower (2) comprises a column (21), a rotating arm (22) and a motor (23); the lower tail end of the upright post (21) is fixed on the base (1), the upper tail end of the upright post (21) is provided with a transmission connecting part (212), and the transmission connecting part (212) is provided with a connecting groove; the first end of the rotating arm (22) is pivoted with the upper end of the upright post (21), and the water outlet (221) is arranged at the second end of the rotating arm (22); the motor (23) is fixed at the first tail end of the rotating arm (22), and the tail end of a transmission shaft of the motor (23) is limited in a connection groove of the transmission connection part (212).
5. The instant heating type water boiler heated by electromagnetic induction according to claim 4, characterized in that the rotating arm (22) comprises a rotating arm body and a detachable cover plate (223), a wire slot (222) is arranged between the first end and the second end of the rotating arm body, and a water outlet pipe communicating the water outlet end of the electromagnetic induction heating element (3) with the water outlet (221) is arranged in the wire slot (222).
6. The instant heating type water boiler heated by electromagnetic induction according to claim 4, characterized in that the electromagnetic induction heating element (3) is vertically arranged in the column (21), and the lower end of the electromagnetic induction heating element (3) is set as a water inlet end and the upper end of the electromagnetic induction heating element (3) is set as a water outlet end.
7. The instant heating type water boiler heated by electromagnetic induction according to claim 6, characterized in that the column (21) is provided with a transparent area for observing the electromagnetic induction heating element (3).
8. The instant heating type water boiler heated by electromagnetic induction according to claim 6, characterized in that a plurality of heat dissipation holes (213) are provided on the column (21).
9. The electromagnetic induction heating type water boiler, as set forth in any one of claims 1 to 8, characterized in that an electromagnetic wire coil is arranged in the base (1), and the electromagnetic wire coil is electrically connected with the output end of the IGBT power module through a three-stage switch, the three-stage switch has a stop, a boiling water stage and a heat preservation stage, the stop is arranged in a suspended manner, the boiling water stage is electrically connected with the electromagnetic induction heating element (3), and the heat preservation stage is electrically connected with the electromagnetic wire coil.
10. The instant heating type water boiler heated by electromagnetic induction according to claim 9, characterized in that a heat-insulating position (13) is further provided on the base (1), and the electromagnetic wire coil is located below the heat-insulating position (13); the three-gear change-over switch can be arranged on the upright post (21) or the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921647940.4U CN210512129U (en) | 2019-09-27 | 2019-09-27 | Instant heating type water boiler heated by electromagnetic induction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921647940.4U CN210512129U (en) | 2019-09-27 | 2019-09-27 | Instant heating type water boiler heated by electromagnetic induction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210512129U true CN210512129U (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921647940.4U Active CN210512129U (en) | 2019-09-27 | 2019-09-27 | Instant heating type water boiler heated by electromagnetic induction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210512129U (en) |
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2019
- 2019-09-27 CN CN201921647940.4U patent/CN210512129U/en active Active
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