CN204358967U - A kind of electric heating equipment with current protection - Google Patents
A kind of electric heating equipment with current protection Download PDFInfo
- Publication number
- CN204358967U CN204358967U CN201420681259.2U CN201420681259U CN204358967U CN 204358967 U CN204358967 U CN 204358967U CN 201420681259 U CN201420681259 U CN 201420681259U CN 204358967 U CN204358967 U CN 204358967U
- Authority
- CN
- China
- Prior art keywords
- contactor
- water
- wire
- flow switch
- heater
- 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
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Abstract
A kind of electric heating equipment with current protection that the utility model provides is by power supply, 1# A.C. contactor, 2# A.C. contactor, water pump, single-chip microcomputer, heater, water flow switch, water tank, wire and water supply line composition, power supply by wire respectively with 1# A.C. contactor, single-chip microcomputer is connected with 2# A.C. contactor, 1# A.C. contactor is connected with heater by wire, single-chip microcomputer by wire respectively with 1# A.C. contactor, 2# A.C. contactor, water flow switch connects, 2# A.C. contactor is connected with water pump by wire, water pump is connected with water flow switch and water tank respectively by water supply line, water flow switch is connected with heater by water supply line, heater is connected with water tank by water supply line, the beneficial effects of the utility model are, water flow switch is used to protect, greatly can improve the security that electric heating equipment runs, reach the object of equipment stable operation.
Description
Technical field
The utility model relates to a kind of electric heating equipment, specifically a kind of electric heating equipment with current protection.
Background technology
At present, for most electric heating equipment, generally without the device of current in testing pipes, after electric heating equipment energising starts, if there is no water flow in pipeline, the serious problems such as often cause that electric heating equipment burns.
Utility model content
In view of the deficiency that above-mentioned prior art exists, the utility model provides a kind of electric heating equipment with current protection, to reach the object ensureing electric heating equipment safe operation.
The utility model solves the technical scheme that its technical problem adopts: a kind of electric heating equipment with current protection is by power supply, 1# A.C. contactor, 2# A.C. contactor, water pump, single-chip microcomputer, heater, water flow switch, water tank, wire and water supply line composition, power supply by wire respectively with 1# A.C. contactor, single-chip microcomputer is connected with 2# A.C. contactor, 1# A.C. contactor is connected with heater by wire, single-chip microcomputer by wire respectively with 1# A.C. contactor, 2# A.C. contactor, water flow switch connects, 2# A.C. contactor is connected with water pump by wire, water pump is connected with water flow switch and water tank respectively by water supply line, water flow switch is connected with heater by water supply line, heater is connected with water tank by water supply line.
The beneficial effects of the utility model are, use water flow switch to protect, greatly can improve the security that electric heating equipment runs, reach the object of equipment stable operation.
Accompanying drawing explanation
Accompanying drawing 1 is structure principle chart of the present utility model.
In figure, 1, power supply, 2,1# A.C. contactor, 3, single-chip microcomputer, 4,2# A.C. contactor, 5, heater, 6, water pump, 7, water flow switch, 8, water tank, 9, wire, 10, water supply line.
Detailed description of the invention
With regard to accompanying drawing 1, following detailed description is done to a kind of electric heating equipment with current protection of the present utility model below.
As shown in Figure 1, a kind of electric heating equipment with current protection of the present utility model is by power supply (1), 1# A.C. contactor (2), single-chip microcomputer (3), 2# A.C. contactor (4), heater (5), water pump (6), water flow switch (7), water tank (8), wire (9) and water supply line (10) composition, power supply (1) by wire (9) respectively with 1# A.C. contactor (2), single-chip microcomputer (3), 2# A.C. contactor (4) be connected, 1# A.C. contactor (2) is connected with heater (5) by wire (9), single-chip microcomputer (3) by wire (9) respectively with 1# A.C. contactor (2), 2# A.C. contactor (4) is connected with water flow switch (7), 2# A.C. contactor (4) is connected with water pump (6) by wire (9), water pump (6) is connected with water tank (8) with water flow switch (7) respectively by water supply line (10), water flow switch (7) is connected with heater (5) by water supply line (10), and heater (5) is connected with water tank (8) by water supply line (10).
When heater operationally, if to water flow switch, microprocessor detect has not detected that water flows through, then carried out time delay stoppage protection, after shutdown, needed restart facility to heat.
Claims (1)
1. the electric heating equipment with current protection is by power supply, 1# A.C. contactor, 2# A.C. contactor, water pump, single-chip microcomputer, heater, water flow switch, water tank, wire and water supply line composition, power supply by wire respectively with 1# A.C. contactor, single-chip microcomputer is connected with 2# A.C. contactor, 1# A.C. contactor is connected with heater by wire, single-chip microcomputer by wire respectively with 1# A.C. contactor, 2# A.C. contactor, water flow switch connects, 2# A.C. contactor is connected with water pump by wire, water pump is connected with water flow switch and water tank respectively by water supply line, water flow switch is connected with heater by water supply line, heater is connected with water tank by water supply line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420681259.2U CN204358967U (en) | 2014-11-14 | 2014-11-14 | A kind of electric heating equipment with current protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420681259.2U CN204358967U (en) | 2014-11-14 | 2014-11-14 | A kind of electric heating equipment with current protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204358967U true CN204358967U (en) | 2015-05-27 |
Family
ID=53260435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420681259.2U Expired - Fee Related CN204358967U (en) | 2014-11-14 | 2014-11-14 | A kind of electric heating equipment with current protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204358967U (en) |
-
2014
- 2014-11-14 CN CN201420681259.2U patent/CN204358967U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20151114 |
|
| EXPY | Termination of patent right or utility model |