CN207543350U - A kind of marine electric oven heat pipe dual temperature control circuit - Google Patents
A kind of marine electric oven heat pipe dual temperature control circuit Download PDFInfo
- Publication number
- CN207543350U CN207543350U CN201721740974.9U CN201721740974U CN207543350U CN 207543350 U CN207543350 U CN 207543350U CN 201721740974 U CN201721740974 U CN 201721740974U CN 207543350 U CN207543350 U CN 207543350U
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- China
- Prior art keywords
- switch
- change
- heating tube
- over switch
- control circuit
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- 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
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- Farming Of Fish And Shellfish (AREA)
Abstract
The utility model is related to electric appliance heating arts, and in particular to a kind of marine electric oven heat pipe dual temperature control circuit.Including heating tube, temp control switch, change-over switch one, change-over switch two, switch, A.C. contactor line packet, ac contactor contact；Switch is cascaded with temp control switch, A.C. contactor line packet, is then parallel on power supply；Ac contactor contact is directly connected on power supply；Temp control switch is used for the opening and closing that corresponding temperature is selected to carry out control circuit；Change-over switch one, change-over switch two link together with heating tube, are then parallel on power supply to convert the connection mode of heating tube.The working condition of heating tube is controlled with reference to by way of temp control switch and change-over switch, both two different power can be selected, temperature range can be controlled again, closed in time after relevant temperature is reached, it ensure that again more safe and reliable while control heating temperature, prevent the generation of safety accident.
Description
Technical field
The utility model is related to electric appliance heating arts, and in particular to a kind of marine electric oven heat pipe dual temperature control circuit.
Background technology
Electric oven currently on the market, mostly using single control mode, by the way that temperature is controlled either to control heating tube
Different connection modes control power.Such control mode although can also achieve the purpose that control heating, seems
It is relatively single and comparatively weak to the control of heating, it is unfavorable for user more convenient operation and management.
Utility model content
Therefore, the purpose of this utility model is that：A kind of safe to use, more diversified electric oven control of operation is provided
Circuit.
In order to solve the above technical problems, technical solution is used by the utility model：A kind of marine electric oven heat pipe
Dual temperature control circuit, including heating tube, temp control switch, change-over switch one, change-over switch two, switch, A.C. contactor line
Packet, ac contactor contact；
Switch is cascaded with temp control switch, A.C. contactor line packet, is then parallel on power supply；Ac contactor
Device contact is directly connected between power cord；
Change-over switch one, change-over switch two link together with heating tube, are then parallel on power supply.
Optimization, power cord includes the first power cord, second source line, third power cord.
Optimization, one end of switch is connected to third power cord, the other end of switch and one end phase of temp control switch
Even, the other end of temp control switch is connected with the first end of A.C. contactor line packet, and the second end of A.C. contactor line packet connects
It is connected to second source line.
Optimization, change-over switch one dividing into three group, wherein one end of first group of change-over switch one is connected to first heating
The first end of pipe, the other end of first group of change-over switch one are connected to the second end of third heating tube；Second group of change-over switch
One one end is connected to the first end of third heating tube, and the other end of second group of change-over switch one is connected to second heating tube
Second end；One end of third group change-over switch one is connected to the first end of second heating tube, third group change-over switch one
The other end is connected to the second end of first heating tube；
The second end of first heating tube is connected to third power cord, and the second end of second heating tube is connected to the second electricity
Source line, the second end of third heating tube are connected to the first power cord；
It is three groups that change-over switch two, which divides, and one end of three groups of change-over switches two links together in the way of star-like connection,
The other end is respectively connected in the first end of three heating tubes.
Optimization, the circuit system further includes power supply indicator, and power supply indicator is connected to the first power cord and second
Between power cord, power supply indicator is located at the front end of ac contactor contact.
Optimization, the circuit system further includes run indicator, and run indicator is connected to the first power cord and second
Between power cord, run indicator is located at the rear end of ac contactor contact.
Optimization, the connection mode of the heating tube is connected for triangle or star-like connection.
Optimization, temp control switch is rotary switch.
The beneficial effects of the utility model：The side combined by temp control switch and change-over switch one, change-over switch two
Formula controls the working condition of heating tube, can not only select two different power, but also can control temperature range, reach phase
It is closed in time after answering temperature, ensure that again more safe and reliable while control heating temperature, prevent the generation of safety accident.
Description of the drawings
Fig. 1 is the circuit diagram of the marine electric oven heat pipe dual temperature control circuit of the utility model embodiment.
Wherein, the first power cord-A, second source line-B, third power cord-C, heating tube -1, temp control switch -2,
Change-over switch one -31, change-over switch two -32, switch -4, A.C. contactor line packet -51, ac contactor contact -52, power supply refer to
Show lamp -6, run indicator -7.
Specific embodiment
The utility model is described in detail below in conjunction with attached drawing.
Term " first ", " second " " third " are only used for description purpose, it is impossible to be interpreted as indicating or implying relative importance.
As shown in Figure 1：A kind of marine electric oven heat pipe dual temperature control circuit, including the first power cord A, second source line
B, third power cord C, heating tube 1, temp control switch 2, change-over switch 1, change-over switch 2 32, switch 4, ac contactor
Device line packet 51, ac contactor contact 52, power supply indicator 6, run indicator 7；First power cord A, second source line B,
Three power cord C are respectively three power cords of three phase mains.
One end of switch 4 is connected to third power cord C, switchs 4 other end and is connected with one end of temp control switch 2,
The other end of temp control switch 2 is connected with the first end of A.C. contactor line packet 51, the second end of A.C. contactor line packet 51
It is connected to second source line B.
One 31 points of change-over switch is three groups, wherein one end of first group of change-over switch 1 is connected to first heating tube 1
First end, the other end of first group of change-over switch 1 is connected to the second end of third heating tube 1；Second group of change-over switch
One 31 one end is connected to the first end of third heating tube 1, and the other end of second group of change-over switch 1 is connected to second
The second end of heating tube 1；One end of third group change-over switch 1 is connected to the first end of second heating tube 1, and third group turns
The other end for changing switch 1 is connected to the second end of first heating tube 1.
The second end of first heating tube 1 is connected to third power cord C, and the second end of second heating tube 1 is connected to
Two power cord B, the second end of third heating tube 1 are connected to the first power cord A.
2 32 points of change-over switch is three groups, and one end of three groups of change-over switches 2 32 is connected to one in the way of star-like connection
It rises, the other end is respectively connected in the first end of three heating tubes 1.
Power supply indicator 6 is connected between the first power cord A and second source line B.Power supply indicator 6 is located at ac contactor
The front end of device contact 52.
Run indicator 7 is connected between the first power cord A and second source line B, and run indicator 7 is located at ac contactor
The rear end of device contact 52.
It is three groups that ac contactor contact 52, which divides, and first group of ac contactor contact 52 is connected to power supply indicator 6 and fortune
The first power cord A between row indicator light 7；Second group of ac contactor contact 52 is connected to power supply indicator 6 and is indicated with operation
Second source line B between lamp 7；Third group ac contactor contact 52 is connected to the between switch 4 and first heating tube 1
Three power cord C.
The course of work of the utility model：After powering on, power supply indicator 6 is bright, starts by control circuit after lower switch 4
Work, after rotary temperature control switch 2 arrives the temperature needed, circuit is connected, and A.C. contactor line packet 51 is connected at this time, contactor
Contact 52 is connected, and run indicator 7 is bright, and heating tube 1 obtains electricity operation, can also pass through change-over switch 1, change-over switch at this time
2 32 select the connection mode of heating tube 1：Triangle connection, star-like connection close change-over switch 1, open change-over switch
2 32 realize to the triangle connection mode of heating tube 1, close change-over switch 2 32, open change-over switch 1 and realize pair
The star-like connection mode of heating tube 1.
After temperature reaches set temperature, temp control switch 2 disconnects automatically, 51 dead electricity of A.C. contactor line packet, exchange
Contacts of contactor 52 disconnects, and heating tube 1 is stopped.
It is combined by operating can be realized above by temp control switch 2 and change-over switch 1, change-over switch 2 32
Mode control the working condition of heating tube 1, can not only select two different power, but can control temperature range,
It is closed in time after reaching relevant temperature, ensure that again more safe and reliable while control heating temperature, prevent safety accident
Generation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of marine electric oven heat pipe dual temperature control circuit, it is characterised in that：Including heating tube (1), temp control switch
(2), change-over switch one (31), change-over switch two (32), switch (4), A.C. contactor line packet (51), ac contactor contact
(52)；
Switch (4) is cascaded with temp control switch (2), A.C. contactor line packet (51), is then parallel on power supply；It hands over
Stream contacts of contactor (52) is directly connected between power cord；
Change-over switch one (31), change-over switch two (32) and heating tube (1) link together, and are then parallel on power supply.
2. a kind of marine electric oven heat pipe dual temperature control circuit according to claim 1, it is characterised in that：Power cord packet
Include the first power cord (A), second source line (B), third power cord (C).
3. a kind of marine electric oven heat pipe dual temperature control circuit according to claim 2, it is characterised in that：It switchs (4)
One end be connected to third power cord (C), the other end of switch (4) is connected with one end of temp control switch (2), and temperature controls
The other end of switch (2) is connected with the first end of A.C. contactor line packet (51), and the second end of A.C. contactor line packet (51) connects
It is connected to second source line (B).
4. a kind of marine electric oven heat pipe dual temperature control circuit according to claim 2, it is characterised in that：Change-over switch
One (31) are divided into three groups, wherein one end of first group of change-over switch one (31) is connected to the first end of first heating tube (1), the
The other end of one group of change-over switch one (31) is connected to the second end of third heating tube (1)；Second group of change-over switch one (31)
One end be connected to the first end of third heating tube (1), the other end of second group of change-over switch one (31) is connected to second
The second end of heating tube (1)；One end of third group change-over switch one (31) is connected to the first end of second heating tube (1), the
The other end of three groups of change-over switches one (31) is connected to the second end of first heating tube (1)；
The second end of first heating tube (1) is connected to third power cord (C), and the second end of second heating tube (1) is connected to
Second source line (B), the second end of third heating tube (1) are connected to the first power cord (A)；
Change-over switch two (32) is divided into three groups, and one end of three groups of change-over switches two (32) is connected to one in the way of star-like connection
It rises, the other end is respectively connected in the first end of three heating tubes (1).
5. a kind of marine electric oven heat pipe dual temperature control circuit according to claim 2, it is characterised in that：The circuit
System further includes power supply indicator (6), and power supply indicator (6) is connected between the first power cord (A) and second source line (B),
Power supply indicator (6) is positioned at the front end of ac contactor contact (52).
6. a kind of marine electric oven heat pipe dual temperature control circuit according to claim 2, it is characterised in that：The circuit
System further includes run indicator (7), and run indicator (7) is connected between the first power cord (A) and second source line (B),
Run indicator (7) is positioned at the rear end of ac contactor contact (52).
7. a kind of marine electric oven heat pipe dual temperature control circuit according to claim 1, it is characterised in that：The heating
The connection mode for managing (1) is triangle connection or star-like connection.
8. a kind of marine electric oven heat pipe dual temperature control circuit according to claim 1, it is characterised in that：Temperature controls
It is rotary switch to switch (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721740974.9U CN207543350U (en) | 2017-12-13 | 2017-12-13 | A kind of marine electric oven heat pipe dual temperature control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721740974.9U CN207543350U (en) | 2017-12-13 | 2017-12-13 | A kind of marine electric oven heat pipe dual temperature control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207543350U true CN207543350U (en) | 2018-06-26 |
Family
ID=62618463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721740974.9U Expired - Fee Related CN207543350U (en) | 2017-12-13 | 2017-12-13 | A kind of marine electric oven heat pipe dual temperature control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207543350U (en) |
-
2017
- 2017-12-13 CN CN201721740974.9U patent/CN207543350U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180626 Termination date: 20201213 |