CN209623085U - A kind of spiral channel electromagnetic heating body for electric heating hot water - Google Patents
A kind of spiral channel electromagnetic heating body for electric heating hot water Download PDFInfo
- Publication number
- CN209623085U CN209623085U CN201920259713.8U CN201920259713U CN209623085U CN 209623085 U CN209623085 U CN 209623085U CN 201920259713 U CN201920259713 U CN 201920259713U CN 209623085 U CN209623085 U CN 209623085U
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- metal tube
- hot water
- accommodating space
- spiral channel
- electric heating
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Abstract
The utility model discloses a kind of spiral channel electromagnetic heating bodies for electric heating hot water, including metal tube, accommodating space is provided in the metal tube, and the metal pipe outer wall is wound with multiturn coil, the both ends of the metal tube are equipped with connector, and the connector is connected to the accommodating space inside metal tube, temperature control sensor is closely fitted on the outer wall of the metal tube, the cross section of the accommodating space is circle, and flow-guiding bar is movably installed in the accommodating space, the utility model can be monitored in real time using temperature control sensor abutting, once overtemperature cuts off coil current at once, prevent dry combustion method from melting useless component, and allow the heat exchange effect of water flow more preferable in the form of helicla flute.
Description
Technical field
The utility model relates to temperature control facility technology field, specially a kind of spiral channel electricity for electric heating hot water
Magnetic heater.
Background technique
Water heater is the product that each family can use, and is generally divided for the heating method of the water heater of household at present
Are as follows: electric heating, gas heating, three kinds of solar energy, its different application mode and field the case where according to infield have not
Together.For at present, the water heater of Electric heating does not need sunlight irradiation, wants to external condition due to not needing combustion gas support
It asks, is that a kind of conveniently form is installed, the expansion of heating power, many electric heating hot waters also get rid of biography now at present
It unites the cumbersome design of big header tank, volume is substantially reduced.Major part electric heater is heated using resistance-type now, if directly
Heating is easy to happen electric leakage；If resistive surface be coated with insulating layer but will affect heat transfer efficiency.
Occur now with the product of the heating body of water heater heat using electromagnetic induction effect, is to utilize coil
Alternating magnetic field is generated, vortex is generated in magnetic conductive metal content and heats water body to generate heat, but the coil and hair of current product
There is biggish distance between hot body, electrical efficiency is not high, and water body is easy to produce induction between magnetic conductive metal and coil
Electric current has the risk of electric shock.
In addition more seriously, since the heater fever in induction is more rapid, it is easy to happen dry combustion method and melts
Give up relevant component, and such as tap water cut-off, the later period, water can form one section of air layer in water pipe again, uses on the market at present
Water flow inductor, can also be mistaken as water flow when air flows through water flow inductor and begun to warm up, the metal at this moment to generate heat
Pipe can rapidly rise since heat can not exchange in time, cause to burn and melt equipment.
For this purpose, proposing a kind of spiral channel electromagnetic heating body for electric heating hot water.
Utility model content
The purpose of this utility model is to provide a kind of spiral channel electromagnetic heating bodies for electric heating hot water, with solution
Certainly the problems mentioned above in the background art.
To achieve the above object, the utility model provides the following technical solutions: a kind of spiral for electric heating hot water
Water channel electromagnetic heating body, including metal tube are provided with accommodating space in the metal tube, and the metal pipe outer wall is wound with multiturn
The both ends of coil, the metal tube are equipped with connector, and the connector is connected to the accommodating space inside metal tube, described
Temperature control sensor is closely fitted on the outer wall of metal tube.
Preferably, the cross section of the accommodating space is circle, and is movably installed with flow-guiding bar in the accommodating space.
Preferably, the connector engages connection, and the company with the external screw thread that metal tube end is arranged by internal screw thread
Connector includes the empty slot that is recessed inwardly, and the empty slot center is connected with upper frame, the one end of the upper frame far from empty slot with lead
Flow stick movable contact.
Preferably, helicla flute, and the accommodating inside the helicla flute top side wall and metal tube are provided on the flow-guiding bar
The side wall in space is in close contact.
Preferably, the outer wall of the metal tube and be located at coil wrapped inside have high-temperature insulation adhesive tape, the temperature control
The probe segment of sensor is wrapped up by high-temperature insulation adhesive tape and being fitted closely with the outer wall of metal tube.
Preferably, the length range of the metal tube is 300-400 millimeters, external diametrical extent 40-50mm, and metal tube
Wall thickness range is 1.5-2.5mm, and the number of turns of the coil is 30 circles.
Preferably, the depth of the helicla flute is 4-6mm, and the screw pitch of helicla flute is 18-22mm.
Compared with prior art, the utility model has the beneficial effects that the utility model using electromagnetic coil form into
Row induction heating, efficiency are higher compared to traditional resistive, and can effectively prevent dry combustion method, thermokarst phenomenon equipped with temperature control sensor
Generation, improve the safety of device, in addition the flow-guiding bar in metal tube use helicla flute form, water flow by metal tube with
The gap of helicla flute intervertebral forms spiral water flow, improves the effect of heat exchange, also protect coil to a certain extent, prevent heat
Amount accumulation.
Detailed description of the invention
Fig. 1 is the external structure schematic diagram of the utility model；
Fig. 2 is that the utility model includes the flow-guiding bar Structure explosion diagram with helicla flute；
Fig. 3 is the connection schematic diagram of the utility model upper frame and flow-guiding bar；
Fig. 4 is the partial cutaway schematic view of the utility model；
Fig. 5 is the portion the A enlarged drawing of the utility model Fig. 4；
Fig. 6 is the circuit diagram of the utility model temperature control sensor control coil.
In figure: 1, metal tube, 2, coil, 3, connector, 4, temperature control sensor, 5, empty slot, 6, upper frame, 7, helicla flute, 8,
High-temperature insulation adhesive tape, 9, flow-guiding bar, 10, locating slot.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-6, embodiment 1 are please referred to, the utility model provides a kind of technical solution: including metal tube 1, the metal tube
Accommodating space is provided in 1 for water and the installation other component of circulating, and 1 outer wall of the metal tube is wound with multiturn coil 2, line
Circle 2 is powered by external power supply generates alternating magnetic field, the material of metal tube 1 be vortexed using can be generated under alternating magnetic field thus
Metal of heating such as carbon steel, iron, stainless iron etc., since the present apparatus is for bathroom heating aspect so environment relative humidity, is adopted
Preferable with stainless iron, the both ends of the metal tube 1 are equipped with connector 3, and the connector 3 with the accommodating inside metal tube 1
Space connection, setting connector 3 is convenient to be connected to external inlet and outlet pipes, is closely fitted with temperature control on the outer wall of the metal tube 1
Sensor 4, temperature control sensor 4 can monitor the temperature of metal tube 1 in real time, and the temperature control of KSD9700 model can be used in temperature control sensor 4
Switch, work on-off control temperature reach as high as 155 degree.Coil 2 passes through peripheral control unit electric connection of power supply when use, and
Temperature control sensor 4 is also electrically connected with peripheral control unit.
If temperature control sensor 4 selects the KSD temperature detect switch (TDS) of 120 degree of closed types, peripheral control unit is relay-type cortrol device (its
Itself is connected using low-tension supply powered operation and KSD temperature detect switch (TDS), and circuit diagram is as shown in Figure 6), if 1 temperature of metal tube is super
120 degree are crossed, then the open circuit of KSD temperature detect switch (TDS), disconnecting relay-type cortrol device circuit, (relay-type cortrol device power loss keeps armature part disconnected
Open, make the normal pressure circuit breaker of 220V to allow coil 2 not being powered on), thus make that the circuit of coil 2 is allowed to disconnect, thus
It is heated the stopping of metal tube 1, prevents the precarious positions such as the excessively high, dry combustion method of temperature from existing.The present apparatus when in use, using 350mm
The metal tube 1 of long stainless iron, outer diameter 45mm, wall thickness 2mm, coil 2 is using 6 squares of enameled wire in 220v alternating current
Under the conditions of can operate normally, and in 2 course of work of coil due to be close to metal tube 1, can also allow itself generate waste heat be transmitted to
Metal tube 1, and then conduct water supply and take away, improve the thermal efficiency, it is noted that the temperature control sensor 4 during this is practical is not intended to control
Water temperature processed, be that a temperature detect switch (TDS) control coil 2 can be arranged again in water outlet certainly for preventing metal tube 1 from overheating
On-off to realizing lower water temperature, such as use W1209 type digital temperature controller.
Further, the cross section of the accommodating space is circle, if circular area is larger, water flow flows wherein
In the process, it is easier water flow occur that completely entire accommodating space can not be filled, influences heat transfer efficiency, and due to center position
Farther out apart from metal tube 1, heat-transfer effect difference is easy to appear that water temperature is non-uniform to be happened；And if by holding space for holding sky
Between cross section production too small, then water flow is contacted with metal tube 1 area and too small, heat transfer efficiency is impacted, so in institute
It states and is movably installed with flow-guiding bar 9 in accommodating space, center flow-guiding bar 9 is occupied, make the flowing of same water flow horizontal in this way
Section is annular, keeps heat transfer area bigger, nylon material can be used in flow-guiding bar 9, and durability at low cost is good.
Facilitate processing and manufacture specifically, having put, flow-guiding bar 9 is movably arranged in accommodating space, and both ends are stifled in order to prevent
The mouth of a river or water outlet are filled in, the connector 3 engages connection with the external screw thread that 1 end of metal tube is arranged by internal screw thread, and
The connector 3 includes the empty slot 5 being recessed inwardly, and 5 center of empty slot is connected with upper frame 6 (as shown in figure 3, upper frame 6 is opened
Have multiple hollow slots that water flow is facilitated to pass through), the one end of the upper frame 6 far from empty slot 5 and 9 movable contact of flow-guiding bar, such water conservancy diversion
9 both ends of stick are just withstood by the upper frame 6 on two connectors 3, stable position and water flow flowing can not be influenced, in addition to anti-
Only upper frame 6 is deviated to the side wall of accommodating space, can be equipped with the locating slot 10 to match with upper frame 6 at the both ends of flow-guiding bar 9.
Specifically, better with the stronger formation of the interaction of the inner sidewall of metal tube 1 in water flow flow process in order to make
Heat-transfer effect is provided with helicla flute 7 on the flow-guiding bar 9, and the accommodating sky inside 7 top side wall of the helicla flute and metal tube 1
Between side wall be in close contact, water flow flowing will form spiral water flow to inner sidewall with metal tube 1 under the action of helicla flute 7
Effect enhancing, spiral water flow constantly wash away 1 inner sidewall of metal tube being heated, drive heat faster, make water temperature increase faster,
When use the depth of the helicla flute 7 for 5mm, and the screw pitch of helicla flute 7 be 20mm under conditions of, in normal domestic use hydraulic condition
Under, the Inlet and outlet water water temperature difference of the present apparatus reaches as high as 55 degree, fully meets daily demand.
In order to improve safety, the outer wall of the metal tube 1 and wrapped inside for being located at coil 2 has high-temperature insulation adhesive tape
8, the probe segment of the temperature control sensor 4 is wrapped up by high-temperature insulation adhesive tape 8 to be fitted closely with the outer wall of metal tube 1, is prevented
The electric leakage of coil 2 is transmitted in metal tube 1 and then incoming water flow and causes danger, and the coil 2 in the utility model uses the shape of enameled wire
Formula itself has certain safety (general enameled wire can heatproof up to 150 degree), setting high-temperature insulation adhesive tape 8 be play it is double
The effect of insurance.
Working principle: in use, the connector 3 at present apparatus both ends is connect with external inlet and outlet pipe, temperature control sensor 4
It is electrically connected with peripheral control unit with coil 2, and provides electric power, accommodating space of the water flow inside metal tube 1 by external power supply
In flow through, water flow takes away the heat that metal tube 1 is generated by coil 2, so that water temperature be made to increase, in case of dry combustion method phenomenon, such as stops
Water or stagnation of the circulation of vital energy situation because of the appearance that is switched on for the first time, then the temperature of metal tube 1 constantly raised can cannot get sufficient heat and hand over
It changes, causes heat build-up, overheating problem occurs for metal tube 1, and then temperature control sensor 4 can monitor at this time, such as often using 120 degree
The KSD temperature detect switch (TDS) of closed form, then can disconnect automatically, thus make current interruptions in coil 2, prevent part temperatures excessively high and melt it is useless,
It causes danger.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of spiral channel electromagnetic heating body for electric heating hot water, including metal tube (1), it is characterised in that: described
Accommodating space is provided in metal tube (1), and the metal tube (1) outer wall is wound with multiturn coil (2), the metal tube (1)
Both ends are equipped with connector (3), and the connector (3) is connected to the accommodating space of metal tube (1) inside, the metal tube
(1) temperature control sensor (4) are closely fitted on outer wall.
2. a kind of spiral channel electromagnetic heating body for electric heating hot water according to claim 1, it is characterised in that:
The cross section of the accommodating space is circle, and flow-guiding bar (9) are movably installed in the accommodating space.
3. a kind of spiral channel electromagnetic heating body for electric heating hot water according to claim 2, it is characterised in that:
The connector (3) engages connection with the external screw thread that metal tube (1) end is arranged by internal screw thread, and the connector (3) wraps
Containing the empty slot (5) being recessed inwardly, empty slot (5) center is connected with upper frame (6), and the upper frame (6) is far from empty slot (5)
One end and flow-guiding bar (9) movable contact.
4. a kind of spiral channel electromagnetic heating body for electric heating hot water according to claim 2, it is characterised in that:
It is provided with helicla flute (7) on the flow-guiding bar (9), and the accommodating space of the helicla flute (7) top side wall and metal tube (1) inside
Side wall be in close contact.
5. a kind of spiral channel electromagnetic heating body for electric heating hot water according to claim 2, it is characterised in that:
The outer wall of the metal tube (1) and be located at coil (2) wrapped inside have high-temperature insulation adhesive tape (8), the temperature control sensor
(4) probe segment is wrapped up by high-temperature insulation adhesive tape (8) and being fitted closely with the outer wall of metal tube (1).
6. a kind of spiral channel electromagnetic heating body for electric heating hot water according to claim 1, it is characterised in that:
The length range of the metal tube (1) is 300-400 millimeters, external diametrical extent 40-50mm, and the wall thickness range of metal tube (1)
For 1.5-2.5mm, the number of turns of the coil (2) is 30 circles.
7. a kind of spiral channel electromagnetic heating body for electric heating hot water according to claim 4, it is characterised in that:
The depth of the helicla flute (7) is 4-6mm, and the screw pitch of helicla flute (7) is 18-22mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920259713.8U CN209623085U (en) | 2019-03-01 | 2019-03-01 | A kind of spiral channel electromagnetic heating body for electric heating hot water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920259713.8U CN209623085U (en) | 2019-03-01 | 2019-03-01 | A kind of spiral channel electromagnetic heating body for electric heating hot water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209623085U true CN209623085U (en) | 2019-11-12 |
Family
ID=68455433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920259713.8U Expired - Fee Related CN209623085U (en) | 2019-03-01 | 2019-03-01 | A kind of spiral channel electromagnetic heating body for electric heating hot water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209623085U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113430983A (en) * | 2021-07-27 | 2021-09-24 | 山东安托热能科技有限公司 | Snow-removing and anti-freezing equipment for railway turnout |
-
2019
- 2019-03-01 CN CN201920259713.8U patent/CN209623085U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113430983A (en) * | 2021-07-27 | 2021-09-24 | 山东安托热能科技有限公司 | Snow-removing and anti-freezing equipment for railway turnout |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |