CN111457712A - Timing temperature control system and method for oven - Google Patents
Timing temperature control system and method for oven Download PDFInfo
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- CN111457712A CN111457712A CN202010401982.0A CN202010401982A CN111457712A CN 111457712 A CN111457712 A CN 111457712A CN 202010401982 A CN202010401982 A CN 202010401982A CN 111457712 A CN111457712 A CN 111457712A
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- temperature control
- temperature
- time relay
- oven
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000012163 sequencing technique Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/10—Temperature; Pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Control Of Temperature (AREA)
Abstract
The invention discloses a timing temperature control system and a timing temperature control method for an oven, wherein the system comprises an oven main body, and a first temperature control branch, a second temperature control branch and a third temperature control branch which are arranged on the oven main body, the first temperature control branch comprises a first temperature controller and a first time relay which are connected in series, and the first temperature controller is connected with a normally closed contact of the first time relay; the second temperature control branch comprises a second temperature controller, a second time relay and a third time relay which are connected in series, and the second temperature controller is connected with a normally closed contact of the second time relay and a normally open contact of the third time relay; the third temperature control branch comprises a third temperature controller and a fourth time relay which are connected in series, and the third temperature controller is connected with a normally open contact of the fourth time relay. According to the timing temperature control system and method for the oven, provided by the invention, the multiple temperature sections of the oven are heated step by arranging the multiple temperature control branches and the time relay, so that the time and labor are saved, and the automation level is high.
Description
Technical Field
The invention relates to the technical field of oven temperature control, in particular to a timing temperature control system and method for an oven.
Background
At present, in the test method of parameters such as dry density, water content and water absorption of the autoclaved aerated block, a plurality of temperature control points are required to be arranged for drying by using an oven, manual operation is required to be performed by a tester every 24 hours for several days, time required by the standard is contradictory when the tester performs on time, and a long time is wasted when the tester needs to set the temperature for several times. To achieve a corresponding temperature output. The method does not meet the standard requirements, and the oven is specially improved into the timing temperature-variable control for simplifying the flow, improving the efficiency, saving the time and reducing the operation errors.
Disclosure of Invention
The invention aims to provide a timing temperature control system and a timing temperature control method for an oven.
In order to achieve the purpose, the invention provides the following scheme:
a time and temperature control system for an oven, comprising: the oven comprises an oven main body, and a first temperature control branch, a second temperature control branch and a third temperature control branch which are arranged on the oven main body, wherein the first temperature control branch, the second temperature control branch and the third temperature control branch are arranged in parallel;
the first temperature control branch comprises a first temperature controller and a first time relay which are connected in series, and the first temperature controller is connected with a normally closed contact of the first time relay; the second temperature control branch comprises a second temperature controller, a second time relay and a third time relay which are connected in series, and the second temperature controller is connected with a normally closed contact of the second time relay and a normally open contact of the third time relay; the third temperature control branch comprises a third temperature controller and a fourth time relay which are connected in series, and the third temperature controller is connected with a normally open contact of the fourth time relay;
the set temperature of the first temperature controller, the second temperature controller and the third temperature controller is increased progressively, the control time of the normally closed contact of the first time relay is a, the control time of the normally closed contact of the second time relay is 2a, the control time of the normally open contact of the third time relay is a, the control time of the normally open contact of the fourth time relay is 2a, and a is a set time value.
Optionally, the set temperature of the first temperature controller is 60 ℃, the set temperature of the second temperature controller is 80 ℃, and the set temperature of the third temperature controller is 105 ℃.
Optionally, a is 24 hours.
The invention also provides a timing temperature control method of the oven, which is applied to the timing temperature control system of the oven and comprises the following steps:
turning on a main power switch, and starting timing by a first time relay, a second time relay, a third time relay and a fourth time relay;
the first temperature control branch controls 60 ℃ output: the set temperature of the first temperature controller is set to be 60 ℃, a normally closed contact of the first time relay is released after 24 hours, and the first temperature control branch is disconnected;
the second path of temperature control branch circuit outputs at 80 ℃: the set temperature of the second temperature controller is set to 80 ℃, a normally open contact of the third time relay is closed after 24 hours, the heating to 80 ℃ is started to continue for 24 hours, a normally closed contact of the second time relay is opened after 48 hours, and the second temperature control branch is opened;
the third temperature control branch outputs at 105 ℃: the set temperature of the third temperature controller is set to be 105 ℃, the normally open contact of the fourth time relay is closed after 48 hours, and the heating is started to be 105 ℃.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects: according to the timing temperature control system and method for the oven, provided by the invention, a plurality of temperature controllers are used for replacing a traditional temperature controller, the temperature output is controlled by the first temperature control branch, the second temperature control branch and the third temperature control branch in sequence, a plurality of time relays are arranged, the time sequencing control is realized through the time delay arrangement of the time relays, the automatic temperature control arrangement is realized, the time of a tester can be saved, the time error caused by manual timing is reduced, and the test efficiency and accuracy are improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic front structural view of an oven according to an embodiment of the present invention;
FIG. 2 is a schematic circuit diagram of a timing temperature control system of the oven according to an embodiment of the present invention;
reference numerals: 1. a normally closed contact of the first time relay; 2. a normally closed contact of a second time relay; 3. a normally open contact of a third time relay; 4. a normally open contact of a fourth time relay; 5. a first temperature controller; 6. a second temperature controller; 7. a third temperature control instrument; 8. a heating body of the oven; 9. a blower; 10. and (4) a power supply main switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a timing temperature control system and a timing temperature control method for an oven.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1, a timing temperature control system of an oven provided by an embodiment of the present invention includes: the oven comprises an oven main body, and a first temperature control branch, a second temperature control branch and a third temperature control branch which are arranged on the oven main body, wherein the first temperature control branch, the second temperature control branch and the third temperature control branch are arranged in parallel, the output end of a parallel connection point is connected with an oven heating element 8, and the input end of the parallel connection point is connected with a power supply main switch 10 of the oven;
the first temperature control branch comprises a first temperature controller 5 and a first time relay which are connected in series, and the first temperature controller 5 is connected with a normally closed contact 1 of the first time relay; the second temperature control branch comprises a second temperature control instrument 6, a second time relay and a third time relay which are connected in series, and the second temperature control instrument 6 is connected with a normally closed contact 2 of the second time relay and a normally open contact 3 of the third time relay; the third temperature control branch comprises a third temperature control instrument 7 and a fourth time relay which are connected in series, and the third temperature control instrument 7 is connected with a normally open contact 4 of the fourth time relay;
the temperature setting of the first temperature controller 5, the second temperature controller 6 and the third temperature controller 7 is increased in an increasing mode, the control time of the normally closed contact 1 of the first time relay is a, the control time of the normally closed contact 2 of the second time relay is 2a, the control time of the normally open contact 3 of the third time relay is a, the control time of the normally open contact 4 of the fourth time relay is 2a, and a is a set time value.
The set temperature of the first temperature controller 5 is 60 ℃, the set temperature of the second temperature controller 6 is 80 ℃, and the set temperature of the third temperature controller 7 is 105 ℃.
The a is 24 hours. Wherein, each time relay supplies power for the independent battery, and the timing starting time of the control time is the closing time of the main power switch 10. The oven is also provided with an air blower 9 for dissipating heat for the oven.
The invention also provides a timing temperature control method of the oven, which is applied to the timing temperature control system of the oven and comprises the following steps:
turning on a main power switch, and starting timing by a first time relay, a second time relay, a third time relay and a fourth time relay;
the first temperature control branch controls 60 ℃ output: the set temperature of the first temperature controller is set to be 60 ℃, a normally closed contact of the first time relay is released after 24 hours, and the first temperature control branch is disconnected;
the second path of temperature control branch circuit outputs at 80 ℃: the set temperature of the second temperature controller is set to 80 ℃, a normally open contact of the third time relay is closed after 24 hours, the heating to 80 ℃ is started to continue for 24 hours, a normally closed contact of the second time relay is opened after 48 hours, and the second temperature control branch is opened;
the third temperature control branch outputs at 105 ℃: the set temperature of the third temperature controller is set to be 105 ℃, the normally open contact of the fourth time relay is closed after 48 hours, and the heating is started to be 105 ℃.
According to the timing temperature control system and method for the oven, provided by the invention, a plurality of temperature controllers are used for replacing a traditional temperature controller, the temperature output is controlled by the first temperature control branch, the second temperature control branch and the third temperature control branch in sequence, a plurality of time relays are arranged, the time sequencing control is realized through the time delay arrangement of the time relays, the automatic temperature control arrangement is realized, the time of a tester can be saved, the time error caused by manual timing is reduced, and the test efficiency and accuracy are improved.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (4)
1. A timing and temperature control system of an oven, comprising: the oven comprises an oven main body, and a first temperature control branch, a second temperature control branch and a third temperature control branch which are arranged on the oven main body, wherein the first temperature control branch, the second temperature control branch and the third temperature control branch are arranged in parallel;
the first temperature control branch comprises a first temperature controller and a first time relay which are connected in series, and the first temperature controller is connected with a normally closed contact of the first time relay; the second temperature control branch comprises a second temperature controller, a second time relay and a third time relay which are connected in series, and the second temperature controller is connected with a normally closed contact of the second time relay and a normally open contact of the third time relay; the third temperature control branch comprises a third temperature controller and a fourth time relay which are connected in series, and the third temperature controller is connected with a normally open contact of the fourth time relay;
the set temperature of the first temperature controller, the second temperature controller and the third temperature controller is increased progressively, the control time of the normally closed contact of the first time relay is a, the control time of the normally closed contact of the second time relay is 2a, the control time of the normally open contact of the third time relay is a, the control time of the normally open contact of the fourth time relay is 2a, and a is a set time value.
2. The clocked temperature control system of the oven of claim 1, wherein the first temperature control has a set temperature of 60 ℃, the second temperature control has a set temperature of 80 ℃, and the third temperature control has a set temperature of 105 ℃.
3. The timed temperature control system of an oven according to claim 1, characterized in that said a is 24 hours.
4. A timing and temperature control method for an oven, which is characterized in that the timing and temperature control method is applied to the timing and temperature control system for the oven as claimed in any one of claims 1 to 3, and comprises the following steps:
turning on a main power switch, and starting timing by a first time relay, a second time relay, a third time relay and a fourth time relay;
the first temperature control branch controls 60 ℃ output: the set temperature of the first temperature controller is set to be 60 ℃, a normally closed contact of the first time relay is released after 24 hours, and the first temperature control branch is disconnected;
the second path of temperature control branch circuit outputs at 80 ℃: the set temperature of the second temperature controller is set to 80 ℃, a normally open contact of the third time relay is closed after 24 hours, the heating to 80 ℃ is started to continue for 24 hours, a normally closed contact of the second time relay is opened after 48 hours, and the second temperature control branch is opened;
the third temperature control branch outputs at 105 ℃: the set temperature of the third temperature controller is set to be 105 ℃, the normally open contact of the fourth time relay is closed after 48 hours, and the heating is started to be 105 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010401982.0A CN111457712A (en) | 2020-05-13 | 2020-05-13 | Timing temperature control system and method for oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010401982.0A CN111457712A (en) | 2020-05-13 | 2020-05-13 | Timing temperature control system and method for oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111457712A true CN111457712A (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010401982.0A Pending CN111457712A (en) | 2020-05-13 | 2020-05-13 | Timing temperature control system and method for oven |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115674550A (en) * | 2022-10-26 | 2023-02-03 | 安徽尚诺捷顺智能科技有限公司 | Curing oven for producing refrigerator door body |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1107507A (en) * | 1965-12-08 | 1968-03-27 | Multitherm Ltd | Switching means for an electrical thermal storage heater |
| CA2000946A1 (en) * | 1989-09-01 | 1991-04-19 | Real Bergeron | Automatic temperature monitoring system |
| CN102961039A (en) * | 2012-11-27 | 2013-03-13 | 叶娟 | Timing system for electric pressure steamer |
| CN208351351U (en) * | 2018-06-12 | 2019-01-08 | 湖南力韦水电设备制造有限公司 | A kind of oven temperature automatic segment-controlling device |
| CN212006669U (en) * | 2020-05-13 | 2020-11-24 | 邯郸市建业建设工程质量检测有限公司 | Timing temperature control system of oven |
-
2020
- 2020-05-13 CN CN202010401982.0A patent/CN111457712A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1107507A (en) * | 1965-12-08 | 1968-03-27 | Multitherm Ltd | Switching means for an electrical thermal storage heater |
| CA2000946A1 (en) * | 1989-09-01 | 1991-04-19 | Real Bergeron | Automatic temperature monitoring system |
| CN102961039A (en) * | 2012-11-27 | 2013-03-13 | 叶娟 | Timing system for electric pressure steamer |
| CN208351351U (en) * | 2018-06-12 | 2019-01-08 | 湖南力韦水电设备制造有限公司 | A kind of oven temperature automatic segment-controlling device |
| CN212006669U (en) * | 2020-05-13 | 2020-11-24 | 邯郸市建业建设工程质量检测有限公司 | Timing temperature control system of oven |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115674550A (en) * | 2022-10-26 | 2023-02-03 | 安徽尚诺捷顺智能科技有限公司 | Curing oven for producing refrigerator door body |
| CN115674550B (en) * | 2022-10-26 | 2024-02-23 | 安徽尚诺捷顺智能科技有限公司 | Curing oven for refrigerator door production |
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