CN208300062U - Calutron and induction temperature sensing device and cooker with the calutron - Google Patents

Abstract

The utility model relates to electromagnetic induction technology fields, more particularly, to a kind of calutron.It is able to detect the control unit of electrical parameter in analysis calutron including that can generate the calutron of electromagnetic signal, be connect with calutron and is capable of the magnetic metal mechanism of induced magnetic field；The calutron includes bracket, and the bracket includes interlayer on bracket, interlayer under bracket center pillar and bracket, and interlayer is equipped with upper interlayer surrounding edge on the bracket, and upper interlayer surrounding edge surrounds the first assembly cavity；The lower interlayer is equipped with lower interlayer surrounding edge, and lower interlayer surrounding edge surrounds the second assembly cavity, and the bracket center pillar is hollow structure.

Description

Calutron and induction temperature sensing device and cooker with the calutron

Technical field

The utility model relates to a kind of calutrons, while the invention further relates to a kind of induction temperature sensing devices and culinary art dress It sets.

Background technique

Existing gas cooking device, such as gas-cooker, as long as lasting gas supply, the cookware temperature being heated by will continue It increases, it is difficult to, can only be by manually adjusting gas cooker valve size by the temperature being heated control in a certain reasonable range Adjust firepower, but this adjustment mode has certain hysteresis quality, that is to say, that when user recognizes that firepower is excessive, food Object is boiled by overheat to a certain extent, causes food nutrition to be lost, even coking.And in entire cooking process, User needs needs ceaselessly regulating gas valve size, the frequent operation according to the stage of boiling, and causes using upper many It is inconvenient.

Inductor is a kind of component operated using electromagnetic induction principle, is widely used among electronic circuit.? The inductor known is made of coil, coil holder and magnetic core, and coil is wrapped on coil holder, and is set to the week of magnetic core center pillar It encloses.

Utility model content

The purpose of the utility model is to overcome the deficiencies in the prior art, provide it is a kind of convenient for coil around the home, coil sensibility reciprocal Good calutron, the measuring device measurement method with the calutron is simple, and avoids energy loss, and measurement is accurate； The cooker using the calutron and measuring device is provided simultaneously, makes to cook better effect.

To solve the above problems, technical solution provided by the utility model are as follows: a kind of calutron, including electromagnetic coil and Magnetic core, the calutron include bracket, and the bracket includes interlayer on bracket, interlayer under bracket center pillar and bracket, institute Interlayer is equipped with upper interlayer surrounding edge on the bracket stated, and upper interlayer surrounding edge surrounds the first assembly cavity；The lower interlayer is equipped with lower interlayer Surrounding edge, lower interlayer surrounding edge surround the second assembly cavity, and the bracket center pillar is hollow structure.

Further, the branch is provided between electromagnetic coil and magnetic core, and electromagnetic coil is wound on bracket center pillar.

Further, the magnetic core includes magnetic core upper cover, magnetic core center pillar and magnetic core chassis, the magnetic core upper cover middle part Equipped with the first groove, the second groove is equipped in the middle part of the magnetic core chassis；Described magnetic core center pillar one end is set in the first groove It is connect with magnetic core upper cover, the other end is set in the second groove and connect with magnetic core chassis；Preferably, the material of the magnetic core For soft magnetic materials, such as manganese-zinc ferrite, Nano soft magnetic material, silicon steel sheet etc..

In the present invention, magnetic core center pillar is set in the second groove of magnetic core chassis, and magnetic core center pillar and magnetic core chassis are just Face projection, magnetic core center pillar, which is set to the second groove of magnetic core chassis, has lap, and the height of lap is 0.3~3mm, Preferably 1~2mm.

Further, the magnetic core center pillar is set to the interior of bracket center pillar, and the first assembly cavity is covered on the magnetic core Interior, the magnetic core chassis is set in the second assembly cavity.

Further, the magnetic core chassis is equipped at least two notches, and interlayer is equipped at least two under the bracket Boss, the boss and notch are cooperatively connected；Preferably, the notch is uniformly distributed on magnetic core bottom plate, and described is convex Structure is played uniformly to be distributed on bracket.

Further, the boss is equipped with pilot hole, is connected with binding post, the binding post and assembly in pilot hole Hole interference fit, the control unit are connect by cable with binding post.

Further, the electromagnetic coil is at least made of an enamel wire coil, and the enamel wire coil is by list Stock or multiply enameled wire are formed around multi-turn is set to, and the diameter of the enameled wire is 0.03~0.2mm.Preferably, described Enameled wire diameter be 0.1~0.15mm, between 20k-200k, enamel-cover linear diameter is small to be conducive to drop the working frequency of coil Influence of the low kelvin effect to coil resistance, still, enamel-cover linear diameter is smaller, and production difficulty is bigger, wherein enameled wire leads material Matter is copper or aluminium；In addition, preferably, the enameled wire is equipped with enamel-cover film, the material of enamel-cover film is self-adhesion characteristic Enamel-cover film, such as polyvinyl butyral, the self-binding enamel wires paint such as epoxy resin.

Further, the enamel wire coil is successively wound on magnetic core center pillar, and the number of plies is 1~30 layer.

Further, the boss is equipped with crossed beam trunking, and the enameled wire is connect by crossed beam trunking with binding post.

Further, the diameter value of the magnetic core upper cover is less than the diameter value on magnetic core chassis.

The utility model additionally provides a kind of induction temperature sensing device, the induction temperature sensing device include above-mentioned calutron with And the control unit of electrical parameter in calutron is connect and is able to detect with calutron, the induction temperature sensing device further includes energy The temperature-sensitive layer of electromagnetic signal caused by enough inductive electromagnetic devices.

The temperature-sensitive layer is made of permalloy or Precise Alloy material.

The Precise Alloy material is Precise Alloy 4J36, Precise Alloy 4J32, ferromanganese 4J59, constant modulus alloy 3J53, constant modulus alloy 3J53Y, constant modulus alloy 3J58, elastic alloy 3J54, elastic alloy 3J58, elastic alloy 3J59, Elastic alloy 3J53, elastic alloy 3J61, elastic alloy 3J62, elastic alloy Ni44MoTiAl, Precise Alloy 4J36, accurate conjunction 78 (SiB) 22 of golden 4J32 or amorphous soft magnetic alloy (FeNiCo).

Described control unit includes testing and analyzing module, and the detection and analysis module is connect with calutron, to detect Electrical parameter in calutron.

The induction temperature sensing device further includes temperature-adjusting device, and described control unit further includes control module, the control The input terminal of molding block is connect with module is tested and analyzed, and output end is connect with temperature-adjusting device, and the control module is according to inspection It surveys result and adjusts the temperature level of temperature sensing device by temperature-adjusting device.

The utility model additionally provides a kind of cooker, and the cooker is equipped with above-mentioned induction temperature sensing device.

The cooker is gas-cooker, electromagnetic oven, electric cooker or pressure cooker.

The supporting structure of the utility model is convenient for by coil around the home in the cavity of coil brace, and manufacturing process is simple, fits Suitable large-scale industry manufacture, and coil sensibility reciprocal consistency is good, reduces test error.

The method that the utility model changes traditional measurement temperature detects temperature control layer by the effect of electromagnetic signal Temperature, this detection method do not need the transmitting that heat is carried out between tester and calutron, can be directly into test quilt The temperature of object is surveyed, the not loss of heat, the not no transmittance process of heat, thermometric is more timely, more acurrate.

Detailed description of the invention

Fig. 1 is the utility model overall structure diagram.

Fig. 2 is the utility model bracket first state structural schematic diagram.

Fig. 3 is the second status architecture of the utility model bracket schematic diagram.

Fig. 4 is the first sectional view of the utility model bracket.

Fig. 5 is the second sectional view of the utility model bracket.

Fig. 6 is the utility model core structure schematic diagram.

Fig. 7 is the utility model calutron explosive view.

Fig. 8 is the structural schematic diagram of embodiment 2.

Specific embodiment

The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to better illustrate this embodiment, attached Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art, The omitting of some known structures and their instructions in the attached drawings are understandable.Being given for example only property of positional relationship is described in attached drawing Illustrate, should not be understood as the limitation to this patent.

As shown in Figures 1 to 5, a kind of calutron, wherein calutron and electricity including electromagnetic signal can be generated Magnetic device connection is able to detect the control unit 1 of electrical parameter in analysis calutron and is capable of the magnetic metal machine of induced magnetic field Structure；Calutron includes bracket 4, and bracket 4 includes interlayer 43 under interlayer 41, bracket center pillar 42 and bracket on bracket, on bracket every Layer 41 is equipped with upper interlayer surrounding edge 44, and upper interlayer surrounding edge 44 surrounds the first assembly cavity 46；Interlayer 43 is equipped with lower interlayer surrounding edge under bracket 45, lower interlayer surrounding edge 45 surrounds the second assembly cavity 47, and bracket center pillar 42 is hollow structure, and the bracket 4 is preferably by plastic material Production.

As shown in Figure 6, Figure 7, specifically, calutron further includes electromagnetic coil 2 and magnetic core 3, and bracket 4 is equipped with electromagnetic wire Between circle 2 and magnetic core 3, electromagnetic coil 2 is wound on bracket center pillar 42, wherein magnetic core 3 includes magnetic core upper cover 32, magnetic core center pillar 32 and magnetic core chassis 33, the first groove is equipped in the middle part of magnetic core upper cover 32, is equipped with the second groove in the middle part of magnetic core chassis 33；Magnetic core center pillar 32 one end are set in the first groove and connect with magnetic core upper cover 32, and the other end is set in the second groove and connect with magnetic core chassis 33；Magnetic The diameter value of core upper cover 32 is less than the diameter value on magnetic core chassis 33；The material of magnetic core 3 is soft magnetic materials, and such as manganese-zinc ferrite is received Rice soft magnetic materials, silicon steel sheet etc..

In the present invention, magnetic core center pillar 32 is set in 33 second groove of magnetic core chassis, magnetic core center pillar 32 and magnetic core bottom The front projection of disk 33, magnetic core center pillar 32, which is set to 33 second groove of magnetic core chassis, has lap, the height of lap Degree is 1~2mm.

In some embodiments, magnetic core center pillar 32 is set to the interior of bracket center pillar 42, and magnetic core upper cover 32 is set to the first assembly cavity In 46, magnetic core chassis 33 is set in the second assembly cavity 47；Magnetic core chassis 33 is equipped at least two notches 34, and interlayer 43 is set under bracket There are at least two boss 49, boss 49 and notch 34 are cooperatively connected；Notch 34 is uniformly distributed on 3 bottom plate of magnetic core, bulge-structure Uniformly it is distributed on bracket 4；In addition, boss 49 is equipped with pilot hole 7, binding post 5, binding post 5 are connected in pilot hole 7 It is interference fitted with pilot hole 7, control unit 1 is connect by cable 6 with binding post 5.

In some embodiments, electromagnetic coil 2 is at least made of an enamel wire coil, and enamel wire coil is by sub-thread or more For stock enameled wire around being set to multi-turn composition, the diameter of enameled wire is 0.1~0.15mm, the working frequency of coil be 20k-200k it Between, the small influence for advantageously reducing kelvin effect to coil resistance of enamel-cover linear diameter, still, enamel-cover linear diameter is smaller, and production is difficult It spends bigger, wherein enameled wire leads material is copper or aluminium；In addition, preferably, enameled wire is equipped with enamel-cover film, enamel-cover film Material be self-adhesion characteristic enamel-cover film, such as polyvinyl butyral, the self-binding enamel wires paint such as epoxy resin.

Wherein, enamel wire coil is successively wound on magnetic core center pillar 32, and the number of plies is 1~30 layer.

In addition, boss 49 is equipped with crossed beam trunking 48, enameled wire is connect by crossed beam trunking 48 with binding post 5.

Embodiment 2

The present embodiment on the basis of embodiment 1 improves bracket 4, as shown in Fig. 2, different from embodiment 1 It is that interlayer 43 is not provided with lower interlayer surrounding edge 45 under bracket, keeps supporting structure more simple.

Embodiment 3

As shown in figure 8, the utility model additionally provides a kind of cooker, such as gas-cooker, including gas-cooker 5 and it is placed in The cooking apparatus 4 of 5 top of gas-cooker, which is preferably cookware 4, and the gas-cooker 5 includes burner 51, grate 52, face Plate 53, air inlet pipe 55 and control valve 54, panel 57 are equipped with mounting hole, and burner 51 is set in mounting hole, and grate 52 is set to panel On 53, grate 52 and burner 51 are arranged in concentric circles, i.e., grate 52 is set on the periphery of burner 51, to support heating object. The air inlet pipe 55 is connected to burner 51, and to provide pipeline for gas supply, the air inlet pipe 55 is equipped with control valve 54, should Control valve 54 can be solenoid valve or other valves with regulating gas air-flow magnitude function.The induction temperature sensing device further includes Calutron 57 and control unit 56 set on the lower section of cookware 4, the calutron 57 and control valve 54 with control unit 26 Electrical connection, and three connects to power supply, calutron 57 is preferably fixed to above or below burner 51, calutron 57 Structure feature is as described in Example 1, and calutron is connect with control unit 56, and control unit 56 is preferably fixed under panel 53 Side.

As another preferred embodiment, the cookware 4 is equipped with being capable of electromagnetic signal caused by inductive electromagnetic device 57 Temperature-sensitive layer 41.The temperature-sensitive layer 41 both can be made cookware entirety, can also be used as a part of cookware, by riveting, welding It connects, meltallizing, the methods of printing make it be combined with each other with cookware main body.When temperature-sensitive layer 11 be arranged at 1 bottom of cookware, both may be used To be individually composed 4 bottom of cookware, it can also be compounded in 4 bottom of cookware, become a part of 4 bottom of cookware, with regard to its recombination site For, temperature-sensitive layer 41 can both be located at the upper surface of 4 bottom of cookware, can also be located at the lower surface of 4 bottom of cookware.The cookware Bottom, i.e. the bottom of a pan part both can be single layer designs, or compound design, for example, the bottom of a pan is by aluminium sheet, steel plate, copper One or more of plate or iron plate, which are combined with each other, to be formed.When 4 bottom of cookware is composite design, the temperature-sensitive layer 41 is also It can be set between the upper and lower surfaces of the bottom of a pan.Certainly, for three-dimensional heating, the temperature-sensitive layer also be can be set in pot Body position.

In addition, the temperature-sensitive layer 41 can also be respectively set with cookware 41, for example temperature-sensitive layer 41 is independent as one Component is arranged on grate, then the vessel such as placing cooker on temperature-sensitive layer.

The temperature-sensitive layer 41 has high magnetic permeability, and the temperature-sensitive layer 41 is made of ferromagnetism or ferrimagnetic material, such as Permalloy, Precise Alloy, in curie point, meeting bust to zero or near zero, so-called permalloy, that is, iron nickel closes magnetic conductivity Gold, 41 magnetic conductivity of temperature-sensitive layer are preferably 2000~200000H/m, and resistivity is preferably 30~130 μ Ω cm.

For the present embodiment, the Precise Alloy material is preferably that (the triumphant metallurgical metal products in Shanghai have Precise Alloy 4J36 The production of limit company) or Precise Alloy 4J32 (the triumphant metallurgical metal products Co., Ltd production in Shanghai), 41 thickness of temperature-sensitive layer is preferred It is 0.1 to 3 millimeter, the present embodiment is 1.5 millimeters.

The temperature-sensitive layer 41 structure in the form of sheets, is compounded in the bottom of cookware 4, can also be by powdered or granular precision Alloy material composition, and it is attached to 4 bottom of cookware.

For this patent, it is clear that all have the above resistivity or ferromagnetism varies with temperature and the temperature-sensitive layer material that changes Material can be adapted for this patent, the present embodiment it is preferable to use permalloy or Precise Alloy material Curie-point temperature 30 Degree Celsius to Precise Alloy material between 500 degrees Celsius, further preferred Curie-point temperature 70 degrees Celsius to 400 degrees Celsius it Between Precise Alloy material, for the type of Precise Alloy material, it is preferable to use following alloy materials for this implementation:

So-called permalloy is also known as iron-nickel alloy, wherein the content of iron be 35~70%, further preferably 63~ 67%, the content 30~65% of nickel, further preferably 37~58%.Iron-nickel alloy has high magnetic permeability, and in curie point meeting Bust is to close to space permeability.

The calutron 57, temperature-sensitive layer 41, control unit form induction temperature sensing device.

Described control unit 56 includes testing and analyzing module and control module, and the detection and analysis module and calutron connect It connects, variation of the detection and analysis module to electrical parameter in real-time detection calutron, the variation of electrical parameter is by 41 temperature of temperature-sensitive layer It spends the influence of variation and forms corresponding relationship with 41 temperature of temperature-sensitive layer, and then realize the measurement to temperature.The electrical parameter can be with It is pulse signal, voltage, electric current or resistance parameter, wherein pulse signal is preferably umber of pulse, pulse width or impulse amplitude Deng.

On the basis of thermometric, this patent can also realize the control to temperature, by taking umber of pulse as an example, the control module Input terminal with test and analyze module connect, output end is connect with control valve, detection and analysis module detect calutron middle arteries After rushing number, initially set minimum or peak is seen if fall out by contrast, and when going beyond the scope, control module will adjust temperature Regulating device, i.e. control valve are spent, gas quantity size, the final firepower size for adjusting cooker are controlled, to reach adjusting sense The effect of warm 41 temperature of layer；When current firepower will be kept without departing from range, to guarantee that the temperature of temperature-sensitive layer maintains centainly Section.In addition, control module is also connect with the signal generating unit in calutron.

Specifically, after gas-cooker work, the impulse generating unit in calutron generates signal and passes to electromagnetic wire Circle, the signal identified can be believed for number of pulses, pulse width, impulse amplitude, voltage, electric current or resistance parameter etc. Number, which is received and converted into electromagnetic signal by the electromagnetic coil of calutron, and at the same time, control valve is open-minded, and burner is logical Start to burn and heat temperature-sensitive layer after gas, the electromagnetic signal and temperature-sensitive layer are acted on and are lost by temperature-sensitive layer and decay, electricity The electrical parameter of magnetic device changes with the variation of temperature-sensitive layer temperature, and forms specific corresponding relationship, the electrical parameter number of pulses, arteries and veins Rush between width, impulse amplitude, voltage, electric current or resistance parameter etc., such as umber of pulse and temperature-sensitive layer temperature be formed by it is corresponding Relationship.Signal receiving unit in calutron receives the electrical parameter, and the detection and analysis module of control unit detects the electrical parameter Whether exceed initial set value, and the analysis result is transferred to the control module of control unit, control module is according to the analysis As a result and by control valve gas fuel saving uninterrupted it is maintained at temperature-sensitive layer temperature in pre-set interval, that is, when the electricity detected When parameter is more than or less than setting value, control module will make the detected value of the electrical parameter reduce or rise by controlling control valve size Height is until the detected value of electrical parameter is equal or close to setting value.So-called approach refers to that acceptable is a certain range of herein Difference, for example current value, within 0-0.5A, voltage value is within 50V, and for resistance value within 5 Ω, pulse signal is equal within 3 It can be assumed that be a kind of close.

Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in Within the protection scope of the utility model claims.

Claims (15)

1. a kind of calutron, including electromagnetic coil (2) and magnetic core (3), which is characterized in that including bracket (4), the bracket It (4) include interlayer (43) under interlayer on bracket (41), bracket center pillar (42) and bracket, interlayer (41) is equipped with upper on the bracket Interlayer surrounding edge (44), upper interlayer surrounding edge (44) surround the first assembly cavity (46)；Interlayer (43) is equipped with lower interlayer under the bracket Surrounding edge (45), lower interlayer surrounding edge (45) surround the second assembly cavity (47), and the bracket center pillar (42) is hollow structure.

2. a kind of calutron according to claim 1, which is characterized in that the bracket (4) is set to electromagnetic coil (2) Between magnetic core (3), electromagnetic coil (2) is wound on bracket center pillar (42).

3. a kind of calutron according to claim 2, which is characterized in that the magnetic core (3) includes magnetic core upper cover (32), magnetic core center pillar (31) and magnetic core chassis (33), magnetic core upper cover (32) middle part are equipped with the first groove, the magnetic core The second groove is equipped in the middle part of chassis (33)；Described magnetic core center pillar (31) one end is set in the first groove with magnetic core upper cover (32) even It connects, the other end is set in the second groove and connect with magnetic core chassis (33).

4. a kind of calutron according to claim 3, which is characterized in that the magnetic core center pillar (31) is set in bracket In column (42), the magnetic core upper cover (32) is set in the first assembly cavity (46), and the magnetic core chassis (33) is set to the second dress With in chamber (47).

5. a kind of calutron according to claim 3, which is characterized in that the magnetic core chassis (33) is equipped at least two A notch (34), interlayer (43) is equipped at least two boss (49) under the bracket, the boss (49) and notch (34) It is cooperatively connected.

6. a kind of calutron according to claim 5, which is characterized in that the boss (49) is equipped with pilot hole, dress Distribution (7) is connected with binding post (5), and the binding post (5) and pilot hole are interference fitted, and control unit (1) passes through cable (6) It is connect with binding post (5).

7. a kind of calutron according to claim 6, which is characterized in that the boss (49) is equipped with crossed beam trunking (48), enameled wire is connect by crossed beam trunking (48) with binding post (5).

8. a kind of calutron according to claim 3, which is characterized in that the diameter value of the magnetic core upper cover (32) is small Diameter value in magnetic core chassis (33).

9. a kind of induction temperature sensing device, which is characterized in that the induction temperature sensing device includes that claim 1 to 8 is any described Calutron and the control unit that electrical parameter in calutron is connect and be able to detect with calutron, the induction temperature sensing dress Setting further includes the temperature-sensitive layer for capableing of electromagnetic signal caused by inductive electromagnetic device.

10. induction temperature sensing device according to claim 9, which is characterized in that the temperature-sensitive layer is by permalloy or precision Alloy material is made.

11. induction temperature sensing device according to claim 10, which is characterized in that the Precise Alloy material is Precise Alloy 4J36, Precise Alloy 4J32, ferromanganese 4J59, constant modulus alloy 3J53, constant modulus alloy 3J53Y, constant modulus alloy 3J58, Elastic alloy 3J54, elastic alloy 3J58, elastic alloy 3J59, elastic alloy 3J53, elastic alloy 3J61, elastic alloy 3J62, elastic alloy Ni44MoTiAl, Precise Alloy 4J36, Precise Alloy 4J32 or amorphous soft magnetic alloy (FeNiCo) 78 (SiB)22。

12. induction temperature sensing device according to claim 9, which is characterized in that described control unit includes testing and analyzing mould Block, the detection and analysis module is connect with calutron, to detect the electrical parameter in calutron.

13. induction temperature sensing device according to claim 9, which is characterized in that the induction temperature sensing device further includes temperature Regulating device, described control unit further include control module, and the input terminal of the control module is connect with module is tested and analyzed, defeated Outlet is connect with temperature-adjusting device, and the control module adjusts temperature sensing device according to testing result and by temperature-adjusting device Temperature level.

14. a kind of cooker, which is characterized in that the cooker is equipped with any induction temperature sensing of claim 9 to 13 Device.

15. cooker according to claim 14, which is characterized in that the cooker is gas-cooker, electromagnetic oven, electricity Pot for cooking rice or pressure cooker.