CN207492564U - Cooking utensil - Google Patents
Cooking utensil Download PDFInfo
- Publication number
- CN207492564U CN207492564U CN201720466293.1U CN201720466293U CN207492564U CN 207492564 U CN207492564 U CN 207492564U CN 201720466293 U CN201720466293 U CN 201720466293U CN 207492564 U CN207492564 U CN 207492564U
- Authority
- CN
- China
- Prior art keywords
- circuit
- cooking apparatus
- thermal cutoffs
- power supply
- generating device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010411 cooking Methods 0.000 title claims abstract description 41
- 206010037660 Pyrexia Diseases 0.000 claims description 26
- 230000006698 induction Effects 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000005538 encapsulation Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Cookers (AREA)
Abstract
The utility model discloses a cooking utensil. Wherein, this cooking utensil includes: the pot body is used for containing food to be cooked; the cover body is covered on the pot body; the power supply circuit is arranged inside the pot body or the cover body and comprises: the heating device is connected with an alternating current power supply; the control circuit is arranged in the pot body or the cover body, is connected with the power supply circuit and is used for controlling the heating device to heat; and the temperature fuse is connected in the control circuit in series. The utility model provides a big and with high costs technical problem of the body of the temperature fuse of establishing ties among the cooking utensil among the prior art.
Description
Technical field
The utility model is related to household appliance technical field, in particular to a kind of cooking apparatus.
Background technology
In existing cooking apparatus, in power input close to can set temperature fuse at heat generating device, it is therefore an objective to
In order to exceed normal temperature when control heating part temperature is excessively high, fusing-off temperature insures when reaching the heat-resistant limit of some parts
Silk, in order to avoid the persistently overheating risk for causing to catch fire.This Thermal Cutoffs is typically mounted on heater and is nearby readily detected temperature
Between the position of variation, such as coil panel winding, temperature sensing device periphery etc., can sense first once these abnormal positions occurs in fever
To and cut off the power, stop heating, be unlikely to the risk for bigger occur.
But since heating power is bigger, especially IH (magnetic induction is the abbreviation of Induction Heating) adds
Hot class product, power can reach that 2kw is even higher, the Thermal Cutoffs being connected in series on power circuit allow by maximum
Current value is larger, and the bulk volume of Thermal Cutoffs is also big, and larger installation space is needed to install, and is not suitable for smaller sense
Warm space, and cost is higher.
For the bulk volume of Thermal Cutoffs connected in cooking apparatus of the prior art it is big and of high cost the problem of,
Currently no effective solution has been proposed.
Utility model content
The utility model embodiment provides a kind of cooking apparatus, at least to solve to go here and there in cooking apparatus of the prior art
The technical issues of bulk volume of the Thermal Cutoffs of connection is big and of high cost.
According to the one side of the utility model embodiment, a kind of cooking apparatus is provided, including：Pot, to hold
Cooked food；Cover, lid are located in pot；Power supply circuit is arranged on pot or lid portion inside, including：Heat generating device, with
AC power connects；Control circuit is arranged on pot or lid portion inside, is connect with power supply circuit, for controlling heat generating device
It is heated；Thermal Cutoffs is connected in control circuit.
Further, cooking apparatus further includes：Temperature-sensing cup is contacted with the interior pot bottom of pot, wherein, Thermal Cutoffs peace
In temperature-sensing cup.
Further, the both ends of Thermal Cutoffs are connected on by two lines in control circuit.
Further, one end that line is connect with control circuit is equipped with terminal.
Further, control circuit includes：Generate heat driving circuit, connect with heat generating device, for control heat generating device into
Row heating；Chip circuit is controlled, is connect with fever driving circuit, for controlling the conducting of fever driving circuit or shutdown；Switch
Power circuit is connect with power supply circuit and control chip circuit, for the voltage that power supply circuit exports to be converted to fever driving
Circuit and the control required voltage of chip circuit.
Further, Thermal Cutoffs is connected between power supply circuit and switching power circuit.
Further, Thermal Cutoffs is connected between switching power circuit and control chip circuit.
Further, Thermal Cutoffs is connected between control chip circuit and fever driving circuit.
Further, power supply circuit further includes：Rectification circuit is connect with AC power, heat generating device and control circuit, is used
In alternating voltage is converted to DC voltage.
Further, heat generating device is magnetic induction heaters.
Further, cooking apparatus is electric pressure cooking saucepan.
In the utility model embodiment, which includes：Pot, cover, power supply circuit, control circuit and temperature
Fuse.Wherein, pot is holding cooked food；Cover cap is located in pot；Power supply circuit is arranged on pot or lid
Internal portion, including：Heat generating device, heat generating device are connect with AC power；Control circuit is arranged on pot or lid portion inside, with
Power supply circuit connects, for heat generating device to be controlled to be heated；Thermal Cutoffs is connected in control circuit.It is easily noted that
Be, since Thermal Cutoffs is connected in control circuit rather than is connected in power supply circuit, Thermal Cutoffs allow by
Maximum current value reduces, so as to solve the bulk volume for the Thermal Cutoffs connected in cooking apparatus of the prior art it is big and
The technical issues of of high cost.Therefore, the scheme provided by the utility model above-described embodiment can reach diminution Temperature protection
The encapsulation main body of silk, reduces the cost of Thermal Cutoffs, suitable for smaller temperature-sensitive space, promotes the technology of the experience sense of user
Effect.
Description of the drawings
Attached drawing described herein is used to provide a further understanding of the present invention, and forms the part of the application,
The illustrative embodiments and their description of the utility model are not formed for explaining the utility model to the improper of the utility model
It limits.In the accompanying drawings：
Fig. 1 is the schematic diagram according to a kind of cooking apparatus of the utility model embodiment；
Fig. 2 is the schematic diagram according to a kind of optional Thermal Cutoffs link position of the utility model embodiment；
Fig. 3 is the schematic diagram according to the optional Thermal Cutoffs link position of another kind of the utility model embodiment；
Fig. 4 is the schematic diagram according to another optional Thermal Cutoffs link position of the utility model embodiment；With
And
Fig. 5 is the schematic diagram according to a kind of optional cooking apparatus of the utility model embodiment.
Wherein, above-mentioned attached drawing is marked including the following drawings：
60th, line；61st, terminal.
Specific embodiment
In order to which those skilled in the art is made to more fully understand the utility model, below in conjunction with the utility model reality
The attached drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of the utility model part, instead of all the embodiments.Based on the reality in the utility model
Apply example, those of ordinary skill in the art's all other embodiments obtained without making creative work all should
When the range for belonging to the utility model protection.
It should be noted that term " first " in the specification and claims of the utility model and above-mentioned attached drawing,
" second " etc. is the object for distinguishing similar, and specific sequence or precedence are described without being used for.It should be appreciated that in this way
The data used can be interchanged in the appropriate case, can be in addition at this so as to the embodiment of the utility model described herein
In diagram or description those other than sequence implement.In addition, term " comprising " and " having " and their any deformation, meaning
Figure be to cover it is non-exclusive include, be not necessarily limited to clearly arrange for example, containing a series of system of units, product or equipment
Those units gone out, but may include other units not listing clearly or for these products or equipment inherently.
According to the utility model embodiment, a kind of embodiment of cooking apparatus is provided.
Fig. 1 is according to a kind of schematic diagram of cooking apparatus of the utility model embodiment, as shown in Figure 1, the cooking apparatus
Including：Pot, cover, power supply circuit 10, control circuit 30 and Thermal Cutoffs 40.Wherein, pot is holding cooked food
Object；Cover cap is located in pot；Power supply circuit 10 is arranged on pot or lid portion inside, including：Heat generating device 11, heat generating device
11 connect with AC power 20；Control circuit 30 is arranged on pot or lid portion inside, is connect with power supply circuit 10, for controlling
Heat generating device 11 is heated；Thermal Cutoffs 40 is connected in control circuit 30.
Specifically, above-mentioned AC power 20 can be 220V alternating currents, and above-mentioned power supply circuit 10 can be cooking pot
Big current loop in tool, above-mentioned control circuit 30 can be low current circuits.
Optionally, heat generating device 11 is magnetic induction heaters.
Specifically, due to the particularity of the control mode of magnetic induction heaters, when driving circuit fails, magnetic induction heating
Device can also fail, and can not continue to heat, that is, whether the break-make for controlling low-voltage driving part is the fever of controllable heat generating device 11.
Optionally, cooking apparatus is electric pressure cooking saucepan.
In a kind of optional scheme, Thermal Cutoffs 40 can be connected in control circuit 30, that is, is connected on low current
In circuit, after the fusing of Thermal Cutoffs 40, control circuit 30 loses power supply, stops control heat generating device 11 and is heated,
Realize temperature protection.
According to the utility model above-described embodiment, which includes：Pot, cover, power supply circuit 10, control circuit
30 and Thermal Cutoffs 40.Wherein, pot is holding cooked food；Cover cap is located in pot；Power supply circuit 10 is set
In pot or lid portion inside, including：Heat generating device 11, heat generating device 11 are connect with AC power 20；Control circuit 30 is set
It in pot or lid portion inside, is connect with power supply circuit 10, for heat generating device 11 to be controlled to be heated；Thermal Cutoffs 40 is gone here and there
It is associated in control circuit 30.It is easily noted that, since Thermal Cutoffs 40 is connected in control circuit 30 rather than is connected
In power supply circuit 10, Thermal Cutoffs 40 allow by maximum current value reduce, so as to solve of the prior art cook
The technical issues of bulk volume of Thermal Cutoffs connected in utensil of preparing food is big and of high cost.Therefore, by the utility model
The scheme of embodiment offer is provided, the encapsulation main body for reducing Thermal Cutoffs can be reached, reduces the cost of Thermal Cutoffs, is applicable in
In smaller temperature-sensitive space, the technique effect of the experience sense of user is promoted.
Optionally, as shown in Figure 1, cooking apparatus further includes：Temperature-sensing cup 50.Wherein, temperature-sensing cup 50 and the interior the bottom of a pan of pot
Portion contacts, and Thermal Cutoffs 40 is mounted in temperature-sensing cup 50.
Specifically, Thermal Cutoffs 40 is typically mounted on the position that heater is nearby readily detected temperature change, due to
The encapsulation main body of Thermal Cutoffs 40 is smaller, is easily installed in small temperature sensor structure, i.e., in temperature-sensing cup 50, heat generating device 11
It generates heat and the temperature-sensing cup 50 by being contacted with interior pot bottom transfers heat to Thermal Cutoffs 40, sense is improved so as to reach
The accuracy rate of temperature measurement further promotes the effect of the safety of cooking apparatus.
Optionally, as shown in Figure 1, the both ends of Thermal Cutoffs 40 are connected on by two lines 60 in control circuit 30.
Specifically, since Thermal Cutoffs 40 is mounted in temperature-sensing cup 50, distance controlling circuit 30 farther out, can pass through company
Line 60 is attached, and without the installation site of fixed control circuit 30, control circuit 30 can be installed arbitrarily according to demand,
While the accuracy rate that temperature-sensitive measures is improved, reach the flexibility for promoting cooking apparatus design, improve the experience sense of user
Effect.
Optionally, as shown in Figure 1, line 60 is equipped with terminal 61 with one end that control circuit 30 is connect.
Specifically, Thermal Cutoffs 40 can be connected on by band 61 line of terminal in control circuit 30, work as Temperature protection
After 40 fusing of silk, user can remove the Thermal Cutoffs 40 of fusing, and the Thermal Cutoffs 40 more renewed by terminal 61,
User is facilitated to replace Thermal Cutoffs so as to reach, promote the effect of the experience sense of user.
Optionally, as shown in Figure 2, Figure 3 and Figure 4, control circuit 30 includes：Generate heat driving circuit 31, control chip circuit
32 and switching power circuit 33.Wherein, fever driving circuit 31 is connect with heat generating device 11, for heat generating device 11 to be controlled to carry out
Heating；Control chip circuit 32 is connect with fever driving circuit 31, for fever driving circuit 31 to be controlled to be connected or turn off；It opens
Powered-down source circuit 33 is connect with power supply circuit 10 and control chip circuit 32, and the voltage for power supply circuit 10 to be exported is converted to
Generate heat driving circuit 31 and control 32 required voltage of chip circuit.
In a kind of optional scheme, switching power circuit 33 can generate low-voltage 18V and 5V power supply, be supplied respectively to control
Chip circuit 32 processed and fever driving circuit 31, control chip circuit 32 control leading for fever driving circuit 31 by program setting
Through and off are opened, and are generated heat so as to fulfill control heat generating device 11, that is, are realized and controlled heat generating device by the break-make of low pressure control section
Work.
Optionally, as shown in Fig. 2, Thermal Cutoffs 40 is connected between power supply circuit 10 and switching power circuit 33.
In a kind of optional scheme, under normal circumstances, the fusing-off temperature of Thermal Cutoffs 40 is much smaller than the heat transmitted,
When being abnormal the fusing-off temperature that constant temperature occurs and rise and be more than Thermal Cutoffs 40, then Thermal Cutoffs 40 fuses, and opens
Powered-down source circuit 33 fails, i.e. 18V and 5v failures, control chip circuit 32 lose power supply and ability out of hand, generates heat
Driving circuit 31 loses drive signal, and heat generating device 11 stops fever, realizes temperature protection.
Optionally, as shown in figure 3, Thermal Cutoffs 40 be connected on switching power circuit 33 and control chip circuit 32 it
Between.
In a kind of optional scheme, under normal circumstances, the fusing-off temperature of Thermal Cutoffs 40 is much smaller than the heat transmitted,
When being abnormal the fusing-off temperature that constant temperature occurs and rise and be more than Thermal Cutoffs 40, then Thermal Cutoffs 40 fuses, and controls
Chip circuit 32 processed fails, and control chip circuit 32 loses power supply and ability out of hand, and fever driving circuit 31 loses
Drive signal, heat generating device 11 stop fever, realize temperature protection.
Optionally, as shown in figure 4, Thermal Cutoffs 40 be connected on control chip circuit 32 and fever driving circuit 31 it
Between.
In a kind of optional scheme, under normal circumstances, the fusing-off temperature of Thermal Cutoffs 40 is much smaller than the heat transmitted,
When being abnormal the fusing-off temperature that constant temperature occurs and rise and be more than Thermal Cutoffs 40, then Thermal Cutoffs 40 fuses, and sends out
Thermal drivers circuit 31 fails, and fever driving circuit 31 loses drive signal, and heat generating device 11 stops fever, realizes temperature protection.
Optionally, as shown in Figure 1, power supply circuit 10 further includes：Rectification circuit 12.Wherein, rectification circuit 12 and alternating current
Source 20, heat generating device 11 and control circuit 30 connect, for alternating voltage to be converted to DC voltage.
Specifically, it is further included in power supply circuit 10：Rectification circuit 12 can be turned 220V alternating currents by rectification circuit 12
It is changed to the high voltage direct current needed when heat generating device 11 works.
Fig. 5 is according to a kind of schematic diagram of optional cooking apparatus of the utility model embodiment, with reference to Fig. 5 to this
A kind of preferred embodiment of utility model is described in detail, as shown in figure 5, cooking apparatus can be inputted by 220V alternating currents
(i.e. above-mentioned AC power), rectification circuit, heat generating device, Switching Power Supply (i.e. above-mentioned switching power circuit 33), control core
Piece (i.e. above-mentioned control chip circuit 32) and heat generating device driving circuit (i.e. above-mentioned fever driving circuit 31), wherein, it opens
Powered-down source, control chip and heat generating device driving circuit are mounted on pcb board.A is big current loop in figure, and B, C and D are in figure
Low current circuit, Thermal Cutoffs is connected to pcb board by band terminal line and connects with Switching Power Supply, i.e., in figure
At B so that Switching Power Supply is formed into a loop with rectification circuit.Switching Power Supply generates low-voltage 18V and 5V power supply, is supplied respectively to control
Chip and heat generating device driving circuit, control chip control the conducting and disconnection of fever driving circuit by program setting, so as to
Control heat generating device fever.Heat generating device generates heat and the temperature-sensing cup by being contacted with pot in fever transfers heat to Temperature protection
Silk.Under normal circumstances, there is constant temperature rising much smaller than the heat transmitted when being abnormal in the fusing-off temperature of Thermal Cutoffs
And more than the fusing-off temperature of Thermal Cutoffs, then Thermal Cutoffs fusing, Switching Power Supply failure, 18V and 5V failures, control chip
Lose power supply and ability out of hand, heat generating device driving circuit loses drive signal, and heater stops fever, reaches anti-
Eye protection.
It should be noted that Thermal Cutoffs can also be connected in series in figure at C or the low currents circuit such as at D in figure
Place is flowed through, and can realize the effect identical at B with being connected in figure.
Through the above scheme, Thermal Cutoffs can be connected on to control chip power supply circuit, once overheat fusion occurs
Fuse then controls chip that will lose power supply so as to ability out of hand, and heat driven circuit can then lose drive signal and make
Switch must be controlled to disconnect, stop heating.Since Thermal Cutoffs is connected on non-high-power circuit, the electric current needed will also subtract significantly
Small, encapsulation main body can also accomplish very little, also, be easily installed in small temperature sensor structure, such as mounted on the bottom of pressure cooker
In portion's temperature-sensing cup.
Above-mentioned the utility model embodiment serial number is for illustration only, does not represent the quality of embodiment.
In above-described embodiment of the utility model, all emphasize particularly on different fields to the description of each embodiment, in some embodiment
The part not being described in detail may refer to the associated description of other embodiment.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, under the premise of the utility model principle is not departed from, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (11)
1. a kind of cooking apparatus, which is characterized in that including：
Pot, to hold cooked food；
Cover, lid are located in the pot；
Power supply circuit (10) is arranged on the pot or the lid portion inside, including：Heat generating device (11), with AC power
(20) it connects；
Control circuit (30) is arranged on the pot or the lid portion inside, is connect with the power supply circuit (10), for controlling
The heat generating device (11) is made to be heated；
Thermal Cutoffs (40) is connected in the control circuit (30).
2. cooking apparatus according to claim 1, which is characterized in that the cooking apparatus further includes：
Temperature-sensing cup (50) is contacted with the interior pot bottom of the pot, wherein, the Thermal Cutoffs (40) is mounted on the temperature-sensitive
In cup (50).
3. cooking apparatus according to claim 2, which is characterized in that the both ends of the Thermal Cutoffs (40) pass through two
Line (60) is connected in the control circuit (30).
4. cooking apparatus according to claim 3, which is characterized in that the line (60) connects with the control circuit (30)
The one end connect is equipped with terminal (61).
5. cooking apparatus according to claim 1, which is characterized in that the control circuit (30) includes：
Generate heat driving circuit (31), is connect with the heat generating device (11), for the heat generating device (11) to be controlled to be heated；
Chip circuit (32) is controlled, is connect with the fever driving circuit (31), for controlling the fever driving circuit (31)
Conducting or shutdown；
Switching power circuit (33) is connect with the power supply circuit (10) and the control chip circuit (32), for by described in
The voltage of power supply circuit (10) output is converted to required for the fever driving circuit (31) and the control chip circuit (32)
Voltage.
6. cooking apparatus according to claim 5, which is characterized in that the Thermal Cutoffs (40) is connected on the power supply
Between circuit (10) and the switching power circuit (33).
7. cooking apparatus according to claim 5, which is characterized in that the Thermal Cutoffs (40) is connected on the switch
Between power circuit (33) and the control chip circuit (32).
8. cooking apparatus according to claim 5, which is characterized in that the Thermal Cutoffs (40) is connected on the control
Between chip circuit (32) and the fever driving circuit (31).
9. cooking apparatus according to claim 1, which is characterized in that the power supply circuit (10) further includes：
Rectification circuit (12) is connect with the AC power (20), the heat generating device (11) and the control circuit (30), is used
In alternating voltage is converted to DC voltage.
10. cooking apparatus as claimed in any of claims 1 to 9, which is characterized in that the heat generating device (11) is
Magnetic induction heaters.
11. cooking apparatus as claimed in any of claims 1 to 9, which is characterized in that the cooking apparatus is voltage
Power pot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720466293.1U CN207492564U (en) | 2017-04-28 | 2017-04-28 | Cooking utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720466293.1U CN207492564U (en) | 2017-04-28 | 2017-04-28 | Cooking utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207492564U true CN207492564U (en) | 2018-06-15 |
Family
ID=62496832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720466293.1U Expired - Fee Related CN207492564U (en) | 2017-04-28 | 2017-04-28 | Cooking utensil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207492564U (en) |
-
2017
- 2017-04-28 CN CN201720466293.1U patent/CN207492564U/en not_active Expired - Fee Related
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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: 20180615 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |