CN106481591A - Realize the system and method for baking oven air-blower control - Google Patents
Realize the system and method for baking oven air-blower control Download PDFInfo
- Publication number
- CN106481591A CN106481591A CN201610893927.1A CN201610893927A CN106481591A CN 106481591 A CN106481591 A CN 106481591A CN 201610893927 A CN201610893927 A CN 201610893927A CN 106481591 A CN106481591 A CN 106481591A
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- China
- Prior art keywords
- blower fan
- baking oven
- temperature
- control
- fan
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 abstract description 8
- 230000007547 defect Effects 0.000 abstract description 4
- 230000036760 body temperature Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- GHOKWGTUZJEAQD-ZETCQYMHSA-N (D)-(+)-Pantothenic acid Chemical compound OCC(C)(C)[C@@H](O)C(=O)NCCC(O)=O GHOKWGTUZJEAQD-ZETCQYMHSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/008—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/006—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by influencing fluid temperatures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
- F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using fans
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to a kind of system and method realizing baking oven air-blower control, this system includes：Computer, for controlling the switching of left blower fan and right blower fan；Draught fan control circuit, for realizing the open and close of blower fan, and ensures that unified time only has a Fans job, described draught fan control circuit is connected with computer；Left blower fan and right blower fan, for controlling oven temperature, described left blower fan and right blower fan are all connected with described draught fan control circuit；At least two temperature sensors, for measuring the temperature with right side on the left of baking oven respectively, described temperature sensor is all connected with described computer.Using this system and method, by two-way blower fan heat air delivery, and the method using mutual lock control, baking oven case body temperature is controlled to rise, even heat spreads, solve oven temperature intensification uneven, product in casing, because heating overtemperature or the defect being not reaching to temperature requirement, is with a wide range of applications.
Description
Technical field
The present invention relates to baking oven control technology field, more particularly, to oven temperature control technology field, specifically refer to one kind
Realize the system and method for baking oven air-blower control.
Background technology
The industry such as automobile, electronics, household electrical appliances needs to carry out heat treated to product after completing Product Assembly at present, it is to avoid because
The physical property that material expands with heat and contract with cold causes the damage of product.Many producers are used mostly Electric heat oven and reach a high temperature the mistake of process
Journey.But product once piled by the baking oven generally existing casing using on market, the intensification of casing each several part temperature is uneven, heating
Overtemperature or the defect being not reaching to temperature requirement, cause to need the product of heating because of overtemperature deformation or because not arriving temperature requirement
The manufacturability leading to is damaged.
Modern baking oven production technology is heated to product in casing using being blown to by blower fan after electric heater heating,
Due to heater in temperature-rise period not easy-regulating, there is deviation in heating rate and the intensification uniformity.Blower fan air-supply during,
, because the obstruct of product, hot air circulation is smooth for wind path, causes product to be heated inequality, and temperature contrast is big.These unstable factor
Product is often made to there is risk it is impossible to solve air-supply and the technological requirement of heating.
Content of the invention
The purpose of the present invention is the shortcoming overcoming above-mentioned prior art, there is provided one kind is capable of thermally equivalent, obtains
To avoid allowing product to realize baking oven blower fan control because of expand with heat and contract with cold caused chemical change or physical injury within the shortest time
The system and method for system.
To achieve these goals, the system and method realizing baking oven air-blower control of the present invention has following composition：
This baking oven blower fan control system, including：
Computer, for controlling the switching of left blower fan and right blower fan；
Draught fan control circuit, for realizing the open and close of blower fan, and ensures that unified time only has a Fans job,
Described draught fan control circuit is connected with computer；
Left blower fan and right blower fan, for control oven temperature, described left blower fan and right blower fan all with described blower fan
Control circuit connects；
At least two temperature sensors, for measure respectively on the left of baking oven and right side temperature, described temperature sensor
All it is connected with described computer.
It is preferred that the described switching controlling left blower fan and right blower fan, specially：
Calculate blower fan conversion frequency according to oven interior profiling temperatures, when left side temperature is higher, start left blower fan,
When right side temperature is higher, start right blower fan.
It is preferred that the described open and close for realizing blower fan, and ensure that unified time only has a Fans job,
It is specially：
Described draught fan control circuit receives the control instruction of computer export, controls corresponding blower fan to open, passes through simultaneously
Another Fans of cut-off, realize interlocking.
It is preferred that described left blower fan Lateral supply to the left, described right blower fan Lateral supply to the right.
Also include a kind of method realizing baking oven air-blower control based on the system described in claim 1, walk including following
Suddenly：
(1) judge to need the blower fan of unlatching according to temperature；
(2) open corresponding blower fan and lock another Fans, continue step (1).
It is preferred that described judges to need the blower fan of unlatching according to temperature, specially：
Judge that in baking oven, left side temperature is high or right side temperature is high, if left side temperature is high, then generates left blower fan and open
Signal, if right side temperature is high, then generates right blower fan open signal.
It is preferred that described step (2) comprises the following steps：
(2-1) judge the signal receiving, if left blower fan open signal, then continue step (2-2), if right blower fan
Open signal, then continue step (2-3)；
(2-2) open left blower fan, and lock right blower fan, continue step (1)；
(2-3) open right blower fan, and lock left blower fan, continue step (1).
Employ the system and method realizing baking oven air-blower control in this invention, by two-way blower fan heat air delivery, and
Using the method for mutual lock control, control baking oven case body temperature to rise, even heat spreads, solve oven temperature intensification uneven
Even, product in casing, because heating overtemperature or the defect being not reaching to temperature requirement, is with a wide range of applications.
Brief description
Fig. 1 is the baking oven schematic diagram of the system and method realizing baking oven air-blower control of the present invention.
Fig. 2 is the control signal curve of output schematic diagram of the system and method realizing baking oven air-blower control of the present invention.
Fig. 3 is the draught fan control circuit schematic diagram of the system and method realizing baking oven air-blower control of the present invention.
Specific embodiment
In order to more clearly describe the technology contents of the present invention, to carry out further with reference to specific embodiment
Description.
In a preferred embodiment, this baking oven blower fan control system, including：
Computer, for controlling the switching of left blower fan and right blower fan；
Draught fan control circuit, for realizing the open and close of blower fan, and ensures that unified time only has a Fans job,
Described draught fan control circuit is connected with computer；
Left blower fan and right blower fan, for control oven temperature, described left blower fan and right blower fan all with described blower fan
Control circuit connects；
At least two temperature sensors, for measure respectively on the left of baking oven and right side temperature, described temperature sensor
All it is connected with described computer.
In one kind preferably embodiment, the switching of the described left blower fan of control and right blower fan, specially：
Calculate blower fan conversion frequency according to oven interior profiling temperatures, when left side temperature is higher, start left blower fan,
When right side temperature is higher, start right blower fan.
In one kind preferably embodiment, described open and close for realizing blower fan, and ensure unified time
Only one Fans work, specially：
Described draught fan control circuit receives the control instruction of computer export, controls corresponding blower fan to open, passes through simultaneously
Another Fans of cut-off, realize interlocking.
In one kind preferably embodiment, described left blower fan Lateral supply to the left, described right blower fan Lateral supply to the right.
Also include a kind of method realizing baking oven air-blower control based on the system described in claim 1, walk including following
Suddenly：
(1) judge to need the blower fan of unlatching according to temperature；
(2) open corresponding blower fan and lock another Fans, continue step (1).
In one kind preferably embodiment, described judges to need the blower fan of unlatching according to temperature, specially：
Judge that in baking oven, left side temperature is high or right side temperature is high, if left side temperature is high, then generates left blower fan and open
Signal, if right side temperature is high, then generates right blower fan open signal.
In one kind preferably embodiment, described step (2) comprises the following steps：
(2-1) judge the signal receiving, if left blower fan open signal, then continue step (2-2), if right blower fan
Open signal, then continue step (2-3)；
(2-2) open left blower fan, and lock right blower fan, continue step (1)；
(2-3) open right blower fan, and lock left blower fan, continue step (1).
Wherein, as shown in figure 1, the steering of baking oven air channel and blower fan meet claimed below：
1st, baking oven adopts 2 Fans altogether, and a first from left is right, left blower fan Lateral supply to the left, right blower fan Lateral supply to the right.
2nd, left and right blower fan adopts interlock system, can only have a blower fan work when system works.
3rd, PAU+FCU system wind direction must is fulfilled for the temperature requirement of program setting.
After baking oven is opened, as shown in Fig. 2 blower fan conversion frequency calculates according to oven interior profiling temperatures through PC
Obtain fan operation state.
The fan circuit control system of the present invention, as shown in Figure 3：
1st, blower fan relay in left and right can arrange interlocking, i.e. opens left blower fan, then be automatically switched off right wing blower fan；Open
Right wing blower fan, then be automatically switched off left blower fan.
2nd, left blower fan starts：Left side blower fan enabled instruction is exported by PLC, exports three o'clock wind machine out code simultaneously.
3rd, right blower fan starts：Right side blower fan enabled instruction is exported by PLC, simultaneously output left side blower fan out code.
Employ the system and method realizing baking oven air-blower control in this invention, by two-way blower fan heat air delivery, and
Using the method for mutual lock control, control baking oven case body temperature to rise, even heat spreads, solve oven temperature intensification uneven
Even, product in casing, because heating overtemperature or the defect being not reaching to temperature requirement, is with a wide range of applications.
In this description, the present invention is described with reference to its specific embodiment.But it is clear that still can make
Various modifications and alterations are without departing from the spirit and scope of the present invention.Therefore, specification and drawings be considered as illustrative
And it is nonrestrictive.
Claims (7)
1. a kind of baking oven blower fan control system is it is characterised in that described system includes：
Computer, for controlling the switching of left blower fan and right blower fan；
Draught fan control circuit, for realizing the open and close of blower fan, and ensures that unified time only has a Fans job, described
Draught fan control circuit be connected with computer；
Left blower fan and right blower fan, for control oven temperature, described left blower fan and right blower fan all with described air-blower control
Circuit connects；
At least two temperature sensors, for measure respectively on the left of baking oven and right side temperature, described temperature sensor all with
Described computer connects.
2. baking oven blower fan control system according to claim 1 is it is characterised in that the left blower fan of described control and right blower fan
Switching, specially：
Calculate blower fan conversion frequency according to oven interior profiling temperatures, when left side temperature is higher, starts left blower fan, work as the right side
When side temperature is higher, start right blower fan.
3. baking oven blower fan control system according to claim 1 is it is characterised in that the described unlatching for realizing blower fan
With closing, and ensure unified time only have one Fans work, specially：
Described draught fan control circuit receives the control instruction of computer export, controls corresponding blower fan to open, and passes through relay simultaneously
Device cuts out another Fans, realizes interlocking.
4. baking oven blower fan control system according to claim 1 is it is characterised in that described left blower fan Lateral supply to the left,
Described right blower fan Lateral supply to the right.
5. a kind of method realizing baking oven air-blower control based on the system described in claim 1 is it is characterised in that described side
Method comprises the following steps：
(1) judge to need the blower fan of unlatching according to temperature；
(2) open corresponding blower fan and lock another Fans, continue step (1).
6. the method realizing baking oven air-blower control according to claim 1 is it is characterised in that described judges according to temperature
Need the blower fan opened, specially：
Judge that in baking oven, left side temperature is high or right side temperature is high, if left side temperature is high, then generate left blower fan open signal,
If right side temperature is high, then generate right blower fan open signal.
7. the method realizing baking oven air-blower control according to claim 6 is it is characterised in that described step (2) includes
Following steps：
(2-1) judge the signal receiving, if left blower fan open signal, then continue step (2-2), if right blower fan is opened
Signal, then continue step (2-3)；
(2-2) open left blower fan, and lock right blower fan, continue step (1)；
(2-3) open right blower fan, and lock left blower fan, continue step (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610893927.1A CN106481591B (en) | 2016-10-13 | 2016-10-13 | Realize the system and method for baking oven air-blower control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610893927.1A CN106481591B (en) | 2016-10-13 | 2016-10-13 | Realize the system and method for baking oven air-blower control |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106481591A true CN106481591A (en) | 2017-03-08 |
| CN106481591B CN106481591B (en) | 2018-06-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610893927.1A Active CN106481591B (en) | 2016-10-13 | 2016-10-13 | Realize the system and method for baking oven air-blower control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106481591B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005282556A (en) * | 2004-03-26 | 2005-10-13 | Hitachi Hybrid Network Co Ltd | Fan module |
| CN202792866U (en) * | 2012-06-19 | 2013-03-13 | 长沙普济生物科技有限公司 | Vacuum oven provided with blower and capable of evenly heating |
| CN103123209A (en) * | 2013-03-15 | 2013-05-29 | 东兴市怡诚食品开发有限公司 | Double-door hot air circulating oven |
| CN203683937U (en) * | 2013-12-09 | 2014-07-02 | 嘉兴金州聚合材料有限公司 | Air supply temperature control device of oven |
-
2016
- 2016-10-13 CN CN201610893927.1A patent/CN106481591B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005282556A (en) * | 2004-03-26 | 2005-10-13 | Hitachi Hybrid Network Co Ltd | Fan module |
| CN202792866U (en) * | 2012-06-19 | 2013-03-13 | 长沙普济生物科技有限公司 | Vacuum oven provided with blower and capable of evenly heating |
| CN103123209A (en) * | 2013-03-15 | 2013-05-29 | 东兴市怡诚食品开发有限公司 | Double-door hot air circulating oven |
| CN203683937U (en) * | 2013-12-09 | 2014-07-02 | 嘉兴金州聚合材料有限公司 | Air supply temperature control device of oven |
Non-Patent Citations (1)
| Title |
|---|
| 李进鹏: "PLC 在烘箱安全防护中的应用", 《设备管理与维修》 * |
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| Publication number | Publication date |
|---|---|
| CN106481591B (en) | 2018-06-08 |
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