CN207200262U - Computer heating control protection circuit and firing equipment - Google Patents
Computer heating control protection circuit and firing equipment Download PDFInfo
- Publication number
- CN207200262U CN207200262U CN201721286749.2U CN201721286749U CN207200262U CN 207200262 U CN207200262 U CN 207200262U CN 201721286749 U CN201721286749 U CN 201721286749U CN 207200262 U CN207200262 U CN 207200262U
- Authority
- CN
- China
- Prior art keywords
- temperature
- heating
- heat
- heating control
- generating pipe
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of computer heating control protection circuit, the computer heating control protection circuit includes heat-generating pipe, heating control circuit, the first Thermal Cutoffs and second temperature fuse；The first end of heat-generating pipe is connected via the first Thermal Cutoffs with heating control circuit, and the second end of heat-generating pipe is connected via second temperature fuse with heating control circuit；Heat-generating pipe is used for for directly connected heating part heating, heating control circuit is used to control heat-generating pipe to generate heat, first Thermal Cutoffs and second temperature fuse are used to detect the temperature of heating part, and the connection of heat-generating pipe and heating control circuit is cut off when the temperature for detecting heating part exceedes default fusing-off temperature, control heat-generating pipe stops heating.The invention also discloses a kind of firing equipment, including above-mentioned computer heating control protection circuit.The utility model is by realizing that multiple hardware is protected, by increasing capacitance it is possible to increase the reliability of computer heating control protection circuit, avoids firing equipment from potential safety hazard being present.
Description
Technical field
Home appliance technical field is the utility model is related to, more particularly to a kind of computer heating control protection circuit and heating are set
It is standby.
Background technology
At present, for the firing equipment with heat-generating pipe, its computer heating control protection circuit is relatively simple, generally by one
Thermal Cutoffs and a temperature detecting module composition.Thermal Cutoffs belongs to hardware protection, and temperature detecting module can be set
Software protection.The reliability of software protection is poor, if after software protection failure, there was only a Thermal Cutoffs in terms of hardware protection
Protect, i.e. only one heavy hardware protection, in such cases, if Thermal Cutoffs causes firing equipment system short due to fusing
Road, then firing equipment be likely occurred hazard of catch fire, potential safety hazard be present.
Utility model content
Main purpose of the present utility model is to provide a kind of computer heating control protection circuit and firing equipment, it is intended to realizes more
Weight hardware protection, increases the reliability of computer heating control protection circuit, avoids firing equipment from potential safety hazard being present.
In order to achieve the above object, the utility model provides a kind of computer heating control protection circuit, computer heating control protection electricity
Road includes heat-generating pipe, heating control circuit, the first Thermal Cutoffs and second temperature fuse；
The first end of the heat-generating pipe is connected via first Thermal Cutoffs with the heating control circuit, the hair
Second end of heat pipe is connected via the second temperature fuse with the heating control circuit；
The heat-generating pipe is used to be that the heating part being joined directly together with the heat-generating pipe heats, and the heating control circuit is used
In controlling the heat-generating pipe heating, first Thermal Cutoffs and the second temperature fuse are used to detect described be heated
The temperature of part, and fused when the temperature for detecting the heating part exceedes default fusing-off temperature, to cut off the heating
The connection of pipe and the heating control circuit, the heat-generating pipe is controlled to stop heating.
Preferably, the computer heating control protection circuit also includes temperature detecting module；The temperature detecting module with it is described
Heating control circuit connects, and the temperature detecting module is used to detecting the temperature of the heating part, and detect it is described by
The temperature of thermal part exports overheat protector signal to the heating control circuit when exceeding default protection temperature, to control the hair
Heat pipe stops heating.
Preferably, the temperature detecting module includes temperature sensing device and temperature sensing circuit；
The both ends of the temperature sensing device are connected with the temperature sensing circuit respectively, and the temperature sensing circuit adds with described
Thermal control circuit connects；The temperature sensing device is used to sensing the temperature of the heating part, resistance with the heating part temperature
Degree changes and changed, and the temperature sensing circuit is used for the temperature that the heating part is detected according to the resistance of the temperature sensing device
Degree, and overheat protector signal is exported to the heating control when the temperature for detecting the heating part exceedes default protection temperature
Circuit processed, to control the heat-generating pipe to stop heating.
Preferably, the temperature sensing device is thermistor.
Preferably, the computer heating control protection circuit also includes temperature controller；One switch contact of the temperature controller is via institute
The second end that second temperature fuse is connected to the heat-generating pipe is stated, another switch contact of the temperature controller is connected to described add
Thermal control circuit；The temperature controller is used for the temperature for detecting the heating part, and in the temperature for detecting the heating part
Disconnected during more than default protection temperature, to cut off the connection of the heat-generating pipe and the heating control circuit, control the heating
Pipe stops heating.
Preferably, the computer heating control protection circuit also includes temperature controller；One switch contact of the temperature controller is via institute
The first end that the first Thermal Cutoffs is connected to the heat-generating pipe is stated, another switch contact of the temperature controller is connected to described add
Thermal control circuit；The temperature controller is used for the temperature for detecting the heating part, and in the temperature for detecting the heating part
Disconnected during more than default protection temperature, to cut off the connection of the heat-generating pipe and the heating control circuit, control the heating
Pipe stops heating.
The utility model also provides a kind of firing equipment, and the firing equipment includes computer heating control protection circuit, the heating control
Protection circuit processed includes heat-generating pipe, heating control circuit, the first Thermal Cutoffs and second temperature fuse；
The first end of the heat-generating pipe is connected via first Thermal Cutoffs with the heating control circuit, the hair
Second end of heat pipe is connected via the second temperature fuse with the heating control circuit；
The heat-generating pipe is used to be that the heating part being joined directly together with the heat-generating pipe heats, and the heating control circuit is used
In controlling the heat-generating pipe heating, first Thermal Cutoffs and the second temperature fuse are used to detect described be heated
The temperature of part, and fused when the temperature for detecting the heating part exceedes default fusing-off temperature, to cut off the heating
The connection of pipe and the heating control circuit, the heat-generating pipe is controlled to stop heating.
Preferably, the firing equipment is but not limited to one kind in following equipment：
Health-promotion kettle；
Soy bean milk making machine；
Wall-breaking machine；
Electric hot water bottle.
Computer heating control protection circuit provided by the utility model, the first Thermal Cutoffs and the are set at the both ends of heat-generating pipe
Two Thermal Cutoffs, second temperature fuse is set by increasing, in the first Thermal Cutoffs and second temperature fuse
In the case that any one Thermal Cutoffs breaks down, hardware protection can be carried out by another Thermal Cutoffs, realized
The multiple hardware defencive function of computer heating control protection circuit, so as to increase the reliability of computer heating control protection circuit, is avoided
Potential safety hazard be present in firing equipment.
Brief description of the drawings
Fig. 1 is the electrical block diagram of the utility model computer heating control protection circuit first embodiment；
Fig. 2 is the electrical block diagram of the utility model computer heating control protection circuit second embodiment；
Fig. 3 is the electrical block diagram of the utility model computer heating control protection circuit 3rd embodiment；
Fig. 4 is the electrical block diagram of the utility model computer heating control protection circuit fourth embodiment.
The realization of the purpose of this utility model, functional characteristics and advantage, in conjunction with the embodiments, and it will make referring to the drawings further
Explanation.
Embodiment
It should be appreciated that specific embodiment described herein is not used to limit this only to explain the utility model
Utility model.
The utility model provides a kind of computer heating control protection circuit, the computer heating control protection circuit can be applied to health-promotion kettle,
The firing equipments such as soy bean milk making machine, wall-breaking machine, electric hot water bottle.
Reference picture 1, in the embodiment of the utility model one, computer heating control protection circuit of the present utility model includes heat-generating pipe
L1, heating control circuit 10, the first Thermal Cutoffs F1 and second temperature fuse F2.
First Thermal Cutoffs F1 and second temperature fuse F2 is arranged at the both ends of the heat-generating pipe L1.The heat-generating pipe
L1 first end is connected via the first Thermal Cutoffs F1 with the heating control circuit 10, and the second of the heat-generating pipe L1
End is connected via the second temperature fuse F2 with the heating control circuit 10.
The heat-generating pipe L1 is used to be that the heating part being joined directly together with the heat-generating pipe L1 heats, the computer heating control electricity
Road 10 is used to control the heat-generating pipe L1 to generate heat, and the circuit structure of heating control circuit 10 does not repeat herein with reference to prior art.
The first Thermal Cutoffs F1 and the second temperature fuse F2 are used to detect the temperature of the heating part, and are examining
Fused when measuring the temperature of the heating part more than default fusing-off temperature, to cut off the heat-generating pipe L1 and the computer heating control
The connection of circuit 10, the heat-generating pipe L1 is controlled to stop heating.
As shown in figure 1, the utility model embodiment operation principle is described in detail below：
In the case where the first Thermal Cutoffs F1 and second temperature fuse F2 close normal work, computer heating control electricity
Road 10 controls heat-generating pipe L1 normally to generate heat, and heat-generating pipe L1 gives the heating part heating being connected between heat-generating pipe L1.Work as heated parts
When the temperature of part is more than the first Thermal Cutoffs F1 and second temperature fuse F2 default fusing-off temperature, the first Thermal Cutoffs
F1 and second temperature fuse F2 fusing, now cuts off heat-generating pipe L1 and heating control circuit 10 connection, forces control heating
Pipe L1 stops heating, so as to carry out overtemperature protection to firing equipment by the utility model computer heating control protection circuit.
The failures such as short circuit occur in the first Thermal Cutoffs F1, second temperature fuse F2 closes the situation of normal work
Under, overtemperature protection is carried out to firing equipment by second temperature fuse F2.Specially：Second temperature fuse F2 is detected and heating
The temperature for the heating part being connected between pipe L1, when the temperature of heating part exceedes second temperature fuse F2 default fusing temperature
When spending, second temperature fuse F2 fusing forces control heat-generating pipe L1 to stop heating, and overtemperature protection is carried out to firing equipment.
The failures such as short circuit occur in second temperature fuse F2, the first Thermal Cutoffs F1 closes the situation of normal work
Under, overtemperature protection is carried out to firing equipment by the first Thermal Cutoffs F1.Specially：First Thermal Cutoffs F1 is detected and heating
The temperature for the heating part being connected between pipe L1, when default fusing temperature of the temperature of heating part more than the first Thermal Cutoffs F1
When spending, the first Thermal Cutoffs F1 fusing forces control heat-generating pipe L1 to stop heating, and overtemperature protection is carried out to firing equipment.
Relative to prior art, computer heating control protection circuit of the present utility model, first is set at heat-generating pipe L1 both ends
Thermal Cutoffs F1 and second temperature fuse F2, second temperature fuse F2 is set by increasing, in the first Thermal Cutoffs
In the case that any one Thermal Cutoffs in F1 and second temperature fuse F2 breaks down, it can be protected by another temperature
Dangerous silk carries out hardware protection, realizes the multiple hardware defencive function of computer heating control protection circuit, so as to increase heating control
The reliability of protection circuit processed, avoids firing equipment from potential safety hazard being present.
Reference picture 2, based on the computer heating control protection circuit shown in Fig. 1, in another embodiment of the utility model, this practicality is new
The computer heating control protection circuit of type also includes temperature detecting module 20；The temperature sensing circuit 21 is set close to the heat-generating pipe L1
Put, the temperature detecting module 20 is connected with the heating control circuit 10, and the temperature detecting module 20 is described for detecting
The temperature of heating part, and export overheat protector signal when the temperature for detecting the heating part exceedes default protection temperature
To the heating control circuit 10, to control the heat-generating pipe L1 to stop heating.Default protection temperature herein is to be examined by temperature
The ceiling temperature value that module 20 carries out overtemperature protection is surveyed, can be set according to actual conditions, be not limited herein.
Specifically, as shown in Fig. 2 the temperature detecting module 20 includes temperature sensing device T1 and temperature sensing circuit 21.Institute
It is thermistor, preferably NTC thermistor to state temperature sensing device T1.The circuit structure of temperature sensing circuit 21 is with reference to existing skill
Art, do not repeat herein.
The both ends of the temperature sensing device T1 are connected with the temperature sensing circuit 21 respectively, the temperature sensing circuit 21 with
The heating control circuit 10 connects；The temperature sensing device T1 is used to sensing the temperature of the heating part, resistance with it is described by
The temperature change of thermal part and change, the temperature sensing circuit 21 is used to according to the resistance of the temperature sensing device T1 detect institute
The temperature of heating part is stated, and overheat protector letter is exported when the temperature for detecting the heating part exceedes default protection temperature
Number to the heating control circuit 10, to control the heat-generating pipe L1 to stop heating.
As shown in Fig. 2 the utility model embodiment operation principle is described in detail below：
Under normal circumstances, firing equipment is acted on to feel by the temperature-sensitive of the temperature sensing device T1 in computer heating control protection circuit
The temperature for the heating part that should be joined directly together with heat-generating pipe L1, temperature sensing device T1 resistance become with the temperature change of heating part
Change, temperature sensing circuit 21 detects the temperature of current heating part according to the resistance of thermistor, when the temperature of heating part
During more than default protection temperature, temperature sensing circuit 21 exports overheat protector signal to heating control circuit 10, computer heating control electricity
Road 10 controls heat-generating pipe L1 to stop heating, is forced shutdown the heating of firing equipment, so as to carry out overtemperature protection to firing equipment.
In the case where exception occurs in temperature sensing device T1, if heat-generating pipe L1 persistent fevers, i.e. firing equipment continuous heating, then
When the temperature of heating part is more than the first Thermal Cutoffs F1 and second temperature fuse F2 default fusing-off temperature, i.e., the first temperature
The environment temperature residing for fuse F1 and second temperature fuse F2 is spent more than the first Thermal Cutoffs F1 and second temperature to insure
Silk F2 default fusing-off temperature when, the first Thermal Cutoffs F1 and/or second temperature fuse F2 fusing, cut-out heat-generating pipe L1 with
The connection of heating control circuit 10, forces control heat-generating pipe L1 to stop heating, and overtemperature protection is carried out to firing equipment.
With reference to the above-mentioned description to the operation principle of computer heating control protection circuit shown in Fig. 1, in the first Thermal Cutoffs F1 and
In the case that the failures such as short circuit occur for any of second temperature fuse F2 Thermal Cutoffs, by another Thermal Cutoffs pair
Firing equipment carries out overtemperature protection.
In embodiment illustrated in fig. 2, the utility model computer heating control protection circuit can pass through the temperature of temperature detecting module 20, first
Spend fuse F1 and second temperature fuse F2 and overtemperature protection carried out to firing equipment, realize the multiple protective to firing equipment,
Increase the reliability of computer heating control protection circuit, avoid firing equipment from potential safety hazard being present.
Reference picture 3, based on the computer heating control protection circuit shown in Fig. 1, in another embodiment of the utility model, this practicality is new
The computer heating control protection circuit of type also includes temperature controller T2；A switch contact of the temperature controller T2 is protected via the second temperature
Dangerous silk F2 is connected to the second end of the heat-generating pipe L1, and another switch contact of the temperature controller T2 is connected to the computer heating control
Circuit 10；The temperature controller T2 is used for the temperature for detecting the heating part, and surpasses in the temperature for detecting the heating part
Disconnected when crossing default protection temperature, to cut off the heat-generating pipe L1 and the heating control circuit 10 connection, control the hair
Heat pipe L1 stops heating.Default protection temperature herein is that the ceiling temperature value of overtemperature protection is carried out by temperature controller T2, by selected
Temperature controller determine, be not limited herein.
It will be apparent to a skilled person that in computer heating control protection circuit shown in Fig. 3, temperature controller T2 and second
Thermal Cutoffs F2 is connected in series, and in the embodiment of another deformation of computer heating control protection circuit shown in Fig. 3, can be transformed to
The mode that temperature controller T2 and the first Thermal Cutoffs F1 are connected in series, it is specially：A switch contact of the temperature controller T2 via
The first Thermal Cutoffs F1 is connected to the first end of the heat-generating pipe L1, another switch contact connection of the temperature controller T2
To the heating control circuit 10；The temperature controller T2 is used to detecting the temperature of the heating part, and detect it is described by
The temperature of thermal part disconnects when exceeding default protection temperature, to cut off the heat-generating pipe L1 and the heating control circuit 10 company
Connect, control the heat-generating pipe L1 to stop heating.
As shown in figure 3, the utility model embodiment operation principle is described in detail below：
Under normal circumstances, firing equipment is acted on to sense by the temperature-sensitive of the temperature controller T2 in computer heating control protection circuit
With the temperature of the heat-generating pipe L1 heating parts being joined directly together, when heating part temperature exceed temperature controller T2 default protection temperature
When, temperature controller T2 disconnects, and so as to cut off the heat-generating pipe L1 and the heating control circuit 10 connection, controls the heat-generating pipe
L1 stops heating, so as to carry out overtemperature protection to firing equipment.
In the case where there is exception in temperature controller T2, if heat-generating pipe L1 persistent fevers, i.e. firing equipment continuous heating, then when
The temperature of heating part is more than the first Thermal Cutoffs F1 and second temperature fuse F2 default fusing-off temperature, i.e. the first temperature
Environment temperature residing for fuse F1 and second temperature fuse F2 is more than the first Thermal Cutoffs F1 and second temperature fuse
During F2 default fusing-off temperature, the first Thermal Cutoffs F1 and/or second temperature fuse F2 fusing, cut-out heat-generating pipe L1 is with adding
The connection of thermal control circuit 10, forces control heat-generating pipe L1 to stop heating, and overtemperature protection is carried out to firing equipment.
With reference to the above-mentioned description to the operation principle of computer heating control protection circuit shown in Fig. 1, in the first Thermal Cutoffs F1 and
In the case that the failures such as short circuit occur for any of second temperature fuse F2 Thermal Cutoffs, by another Thermal Cutoffs pair
Firing equipment carries out overtemperature protection.
In embodiment illustrated in fig. 3, the utility model computer heating control protection circuit can pass through temperature controller T2, the first Temperature protection
Silk F1 and second temperature fuse F2 carries out overtemperature protection to firing equipment, realizes the multiple protective to firing equipment, and increase adds
The reliability of thermal control protection circuit, avoids firing equipment from potential safety hazard being present.
Reference picture 4, based on the computer heating control protection circuit shown in Fig. 2, in another embodiment of the utility model, this practicality is new
The computer heating control protection circuit of type also includes temperature controller T2；A switch contact of the temperature controller T2 is protected via the second temperature
Dangerous silk F2 is connected to the second end of the heat-generating pipe L1, and another switch contact of the temperature controller T2 is connected to the computer heating control
Circuit 10；The temperature controller T2 is used for the temperature for detecting the heating part, and surpasses in the temperature for detecting the heating part
Disconnected when crossing default protection temperature, to cut off the heat-generating pipe L1 and the heating control circuit 10 connection, control the hair
Heat pipe L1 stops heating.Default protection temperature herein is that the ceiling temperature value of overtemperature protection is carried out by temperature controller T2, by selected
Temperature controller determine, be not limited herein.
It will be apparent to a skilled person that in computer heating control protection circuit shown in Fig. 4, temperature controller T2 and second
Thermal Cutoffs F2 is connected in series, and in the embodiment of another deformation of computer heating control protection circuit shown in Fig. 4, can be transformed to
The mode that temperature controller T2 and the first Thermal Cutoffs F1 are connected in series, it is specially：A switch contact of the temperature controller T2 via
The first Thermal Cutoffs F1 is connected to the first end of the heat-generating pipe L1, another switch contact connection of the temperature controller T2
To the heating control circuit 10；The temperature controller T2 is used to detecting the temperature of the heating part, and detect it is described by
The temperature of thermal part disconnects when exceeding default protection temperature, to cut off the heat-generating pipe L1 and the heating control circuit 10 company
Connect, control the heat-generating pipe L1 to stop heating.
As shown in figure 4, the utility model embodiment operation principle is described in detail below：
Under normal circumstances, firing equipment is acted on to feel by the temperature-sensitive of the temperature sensing device T1 in computer heating control protection circuit
The temperature for the heating part that should be joined directly together with heat-generating pipe L1, when the temperature of heating part exceedes default protection temperature, temperature
Detect circuit 21 and export overheat protector signal to heating control circuit 10, heating control circuit 10 controls heat-generating pipe L1 to stop sending out
Heat, the heating of firing equipment is forced shutdown, so as to carry out overtemperature protection to firing equipment.
In addition, firing equipment is also acted on to sense and generate heat by the temperature-sensitive of the temperature controller T2 in computer heating control protection circuit
The temperature for the heating part that pipe L1 is joined directly together, when the temperature of heating part exceedes temperature controller T2 default protection temperature, temperature
Control device T2 to disconnect, so as to cut off the heat-generating pipe L1 and the heating control circuit 10 connection, control the heat-generating pipe L1 to stop
Only generate heat, so as to carry out overtemperature protection to firing equipment.
In the case where exception occur in temperature sensing device T1 and temperature controller T2, if heat-generating pipe L1 persistent fevers, i.e. firing equipment
Continuous heating, then when default fusing temperature of the temperature of heating part more than the first Thermal Cutoffs F1 and second temperature fuse F2
Degree, i.e. the first Thermal Cutoffs F1 and the environment temperature residing for second temperature fuse F2 are more than the first Thermal Cutoffs F1 and the
During two Thermal Cutoffs F2 default fusing-off temperature, the first Thermal Cutoffs F1 and/or second temperature fuse F2 fusing, cut-out
Heat-generating pipe L1 and heating control circuit 10 connection, force control heat-generating pipe L1 to stop heating, overheat guarantor is carried out to firing equipment
Shield.
With reference to the above-mentioned description to the operation principle of computer heating control protection circuit shown in Fig. 1, in the first Thermal Cutoffs F1 and
In the case that the failures such as short circuit occur for any of second temperature fuse F2 Thermal Cutoffs, by another Thermal Cutoffs pair
Firing equipment carries out overtemperature protection.
In embodiment illustrated in fig. 4, the utility model computer heating control protection circuit can pass through temperature detecting module 20, temperature controller
T2, the first Thermal Cutoffs F1 and second temperature fuse F2 carry out overtemperature protection to firing equipment, realize to firing equipment
Multiple protective, increase the reliability of computer heating control protection circuit, avoid firing equipment from potential safety hazard being present.
The utility model additionally provides a kind of firing equipment, the firing equipment can be health-promotion kettle, soy bean milk making machine, wall-breaking machine or
The housed devices such as electric hot water bottle.The firing equipment includes computer heating control protection circuit, the circuit knot of the computer heating control protection circuit
Structure, operation principle and caused beneficial effect are with reference to above-described embodiment, and here is omitted.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure made using the utility model specification and accompanying drawing content or equivalent flow conversion, or directly or indirectly fortune
Used in other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (8)
1. a kind of computer heating control protection circuit, it is characterised in that including heat-generating pipe, heating control circuit, the first Thermal Cutoffs
With second temperature fuse；
The first end of the heat-generating pipe is connected via first Thermal Cutoffs with the heating control circuit, the heat-generating pipe
The second end be connected via the second temperature fuse with the heating control circuit；
The heat-generating pipe is used to be that the heating part being joined directly together with the heat-generating pipe heats, and the heating control circuit is used to control
The heat-generating pipe heating is made, first Thermal Cutoffs and the second temperature fuse are used to detect the heating part
Temperature, and fused when the temperature for detecting the heating part exceedes default fusing-off temperature, with cut off the heat-generating pipe with
The connection of the heating control circuit, the heat-generating pipe is controlled to stop heating.
2. computer heating control protection circuit as claimed in claim 1, it is characterised in that the computer heating control protection circuit also includes
Temperature detecting module；The temperature detecting module is connected with the heating control circuit, and the temperature detecting module is used to detect
The temperature of the heating part, and export overheat protector when the temperature for detecting the heating part exceedes default protection temperature
Signal is to the heating control circuit, to control the heat-generating pipe to stop heating.
3. computer heating control protection circuit as claimed in claim 2, it is characterised in that the temperature detecting module includes temperature detector
Part and temperature sensing circuit；
The both ends of the temperature sensing device are connected with the temperature sensing circuit respectively, and the temperature sensing circuit is controlled with the heating
Circuit connection processed；The temperature sensing device is used for the temperature for sensing the heating part, and resistance becomes with the temperature of the heating part
To change and change, the temperature sensing circuit is used for the temperature that the heating part is detected according to the resistance of the temperature sensing device,
And overheat protector signal is exported when the temperature for detecting the heating part exceedes default protection temperature to the computer heating control
Circuit, to control the heat-generating pipe to stop heating.
4. computer heating control protection circuit as claimed in claim 3, it is characterised in that the temperature sensing device is thermistor.
5. the computer heating control protection circuit as any one of Claims 1-4, it is characterised in that the computer heating control is protected
Protection circuit also includes temperature controller；One switch contact of the temperature controller is connected to the heating via the second temperature fuse
Second end of pipe, another switch contact of the temperature controller are connected to the heating control circuit；The temperature controller is used to detect
The temperature of the heating part, and disconnected when the temperature for detecting the heating part exceedes default protection temperature, with cut-out
The connection of the heat-generating pipe and the heating control circuit, the heat-generating pipe is controlled to stop heating.
6. the computer heating control protection circuit as any one of Claims 1-4, it is characterised in that the computer heating control is protected
Protection circuit also includes temperature controller；One switch contact of the temperature controller is connected to the heating via first Thermal Cutoffs
The first end of pipe, another switch contact of the temperature controller are connected to the heating control circuit；The temperature controller is used to detect
The temperature of the heating part, and disconnected when the temperature for detecting the heating part exceedes default protection temperature, with cut-out
The connection of the heat-generating pipe and the heating control circuit, the heat-generating pipe is controlled to stop heating.
7. a kind of firing equipment, it is characterised in that including the computer heating control protection circuit any one of claim 1 to 6.
8. firing equipment as claimed in claim 7, it is characterised in that the firing equipment is but not limited in following equipment
It is a kind of：
Health-promotion kettle；
Soy bean milk making machine；
Wall-breaking machine；
Electric hot water bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721286749.2U CN207200262U (en) | 2017-09-29 | 2017-09-29 | Computer heating control protection circuit and firing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721286749.2U CN207200262U (en) | 2017-09-29 | 2017-09-29 | Computer heating control protection circuit and firing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207200262U true CN207200262U (en) | 2018-04-06 |
Family
ID=61787717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721286749.2U Active CN207200262U (en) | 2017-09-29 | 2017-09-29 | Computer heating control protection circuit and firing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207200262U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114690811A (en) * | 2020-12-29 | 2022-07-01 | 广东美的厨房电器制造有限公司 | Temperature control circuit and household electrical appliance |
| WO2022193772A1 (en) * | 2021-03-18 | 2022-09-22 | 东莞永胜医疗制品有限公司 | Heating loop protection circuit, breathing heating circuit, and breathing assistance device |
| CN114690811B (en) * | 2020-12-29 | 2024-04-19 | 广东美的厨房电器制造有限公司 | Temperature control circuit and household appliance |
-
2017
- 2017-09-29 CN CN201721286749.2U patent/CN207200262U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114690811A (en) * | 2020-12-29 | 2022-07-01 | 广东美的厨房电器制造有限公司 | Temperature control circuit and household electrical appliance |
| CN114690811B (en) * | 2020-12-29 | 2024-04-19 | 广东美的厨房电器制造有限公司 | Temperature control circuit and household appliance |
| WO2022193772A1 (en) * | 2021-03-18 | 2022-09-22 | 东莞永胜医疗制品有限公司 | Heating loop protection circuit, breathing heating circuit, and breathing assistance device |
| JP7457823B2 (en) | 2021-03-18 | 2024-03-28 | ヴィンセント メディカル（ドングアン）マニュファクチャリング シーオー．，エルティーディー． | Heating loop protection circuit, breathing heating circuit and breathing assistance device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9312681B2 (en) | Circuit interrupter with over-temperature protection function for power cord | |
| CN108180595B (en) | A kind of electric heater guard method, device and air-conditioning | |
| CN100594746C (en) | Method and circuit for preventing superheating of heating device | |
| CN109066593A (en) | A kind of thermal-shutdown circuit | |
| CN207200262U (en) | Computer heating control protection circuit and firing equipment | |
| CN108933427A (en) | Electric heater and its protective device | |
| CN201464940U (en) | Temperature control device of PTC/NTC electrothermal body | |
| US20180292443A1 (en) | Leakage current protection device | |
| CN100504702C (en) | Circuit arrangement for preventing overheat of a heating element, and heating device | |
| CN206191939U (en) | Dry combustion method structure is prevented to quick water heating device's premonition formula | |
| CN105449635A (en) | Electric leakage protector with overtemperature protection device | |
| KR100918454B1 (en) | Protection circuit for regulator temperature of heating coil | |
| KR100709095B1 (en) | Safety device of heating wire | |
| CN203932973U (en) | Earth leakage protective device | |
| CN104851744A (en) | Active heating-type overheating protective device | |
| CN108733102B (en) | Temperature detection circuit and protection system for heating household appliance and household appliance | |
| CN102185275A (en) | Electric joint protection device | |
| CN102130439A (en) | Leakage protection switch with virtual connection preventing function | |
| CN203301756U (en) | Electric heater and overheating protection device thereof | |
| CN108449814A (en) | A kind of heater | |
| CN209526044U (en) | A kind of hand-reset temperature limiter and the temperature adjustment stick for using it | |
| CN103439994B (en) | PTC/NTC dual control temperature control devices | |
| CN103578850B (en) | Protector for electric machine | |
| CN210806723U (en) | Overheat and overload protector for single-phase electric appliance | |
| CN103384419A (en) | Self-fusing protecting electric heating device and protecting method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |