CN201319150Y - Temperature checking control system - Google Patents
Temperature checking control system Download PDFInfo
- Publication number
- CN201319150Y CN201319150Y CNU2008202313975U CN200820231397U CN201319150Y CN 201319150 Y CN201319150 Y CN 201319150Y CN U2008202313975 U CNU2008202313975 U CN U2008202313975U CN 200820231397 U CN200820231397 U CN 200820231397U CN 201319150 Y CN201319150 Y CN 201319150Y
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- temperature
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- described temperature
- temperature controller
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Abstract
The utility model relates to a temperature checking control system, which specifically comprises a temperature adjusting device (1), a temperature controller (2) and a parameter display device (3), wherein the temperature controller (2) is the core of the system, and the temperature adjusting device (1) and the parameter display device (3) are respectively connected with the temperature controller (2). The temperature checking control system of the utility model greatly improves the temperature control precision, all the changing can be automatically completed, and the temperature checking is synchronously carried out, thereby errors caused by personnel operation are completely stopped, and the complex degree of the operation of operators is greatly simplified, the efficiency of checking work is obviously improved, and the error of the system is greatly reduced. Predictably, the system has more tremendous economic and social values.
Description
Technical field
The utility model relates to temperature survey and adjusts automatically and control technology, and a kind of temperature verification control system is provided especially.
Background technology
In the prior art, a kind of typical case of temperature verification control system uses: use following equipment to constitute temperature verification control system: crucible shape resistance furnace, tube resistance furnace, temperature control equipment, low potential direct currents difference meter, precision voltage regulator standard cell, direct current reflecting type galvanometer, totally seven kinds of equipment are finished temperature control and verification.Equipment complexity, technique effect are limited; Temperature control precision is low.
Use the big process of the said equipment work to be:
1) after the energising preheating, the temperature of temperature control equipment is set at pre-verification temperature, this moment, resistance furnace began to heat, because the temperature control equipment employing is the control of transformer separate type, the high-power transformer loss has reduced the service efficiency of power supply, do not reach the rated power of the electric furnace of heating when heating fully, rate of warming is slow, and controlling noise is big, and the temperature control error is very big, the temperature control error reaches ± and 50 ℃, can't satisfy the verification constant temperature;
2) during verification each point temperature, the temperature value that is obtained by the standard couple thermometric compares through each calibration knob with the standard electrode potential that standard cell produces through potential difference meter, the equilibrium potential that obtains shows its exact value zero potential by the cursor of direct current reflecting type bolt flowmeter, the pairing potential value of each calibration knob this moment is the potential value of standard couple institute Shan temperature, can find the corresponding temperature value by minute kilsyth basalt.To change potential difference meter knob point normal place again rotates to by the position, school, with standard electrode potential that standard cell produce through each calibration knob compared through potential difference meter by the school thermopair this moment, the equilibrium potential that obtains shows the exact value zero potential by the galvanometric cursor of direct current reflecting type, the pairing potential value of each calibration knob this moment is by the potential value of school thermopair measured temperature, can find the corresponding temperature value by minute kilsyth basalt.--in this process, because the factor of time, the standard electric even summation is not carried out synchronously by the school galvanic couple, but standard → by the school, by school → standard, standard → by the school, by school → standard; Continuous repeatedly, carry out under the state that The faster the better, and this moment, the furnace temperature temperature control was inaccurate, testing person's turning knob check and correction cursor repeatedly under state fast, carry out again repeatedly continuously in addition nearly 8 times corrected Calculation just can be effective substantially.
3) in entire work process, equipment error, personnel's operating error, error of calculation overlay error rather unstable, with the verification temperature repeatedly check results gap is very far away sometimes, and during each verification, the standard cell temperature inside will in time be revised by the UJ51 potential difference meter when each verification, could obtain correct standard electrode potential.And cursor is by precision optical machinery contextures such as hang springs, and waited by vibration influences greatly.Each temperature check system uncertain factor influence is very big, and testing person's manipulation strength and thinking analysis intensity are very big.Tired easily bored.
At these factors, people catch at the better temperature verification of technique effect control system.
The utility model content
The purpose of this utility model provides the better temperature verification of a kind of technique effect control system, and at the common factor of prior art kind, we design and made a collection temperature control, conversion, contrast the temperature verification control system of verification in one synchronously.
The utility model provides a kind of temperature verification control system, it is characterized in that: described temperature verification control system specifically includes following ingredient: temperature adjustment device 1, temperature controller 2, parameter display device 3; Wherein: temperature controller 2 is the system core, and temperature adjustment device 1 is being connected temperature controller 2 respectively with parameter display device 3.
In the described temperature verification control system, described temperature adjustment device 1 preferably specifically is that heating arrangement is or/and refrigerating plant; Described heating arrangement is that tube resistance furnace is or/and crucible shape resistance furnace.Usually, tube resistance furnace just can satisfy general request for utilization as firing equipment.
Also be provided with one of following parts or its combination in the described temperature controller 2: the parts that are used to control temperature adjustment device 1: solid-state relay 201; Be used to measure the parts of temperature: thermopair.
Solid-state relay 201 can be used in groups, carries out concrete action by the digital device in the temperature controller 2 in modes such as programmed control and realizes; It is accurate that solid-state relay 201 has zero noise temperature control, and the characteristics that the life-span is high are state-of-the-art semiconductor control devices.Solid-state relay 201 can be controlled the power on/off of temperature adjustment device 1 and concrete use power, laws of use etc.
Described parameter display device 3 specifically is that the intelligent temperature control digital display instrument is or/and the multifunctional digital table.The multifunctional digital table is the equipment that the parameter that records is come out with the voltage value representation, and the intelligent temperature control digital display instrument is the equipment that described magnitude of voltage is scaled more directly perceived and wieldy temperature value, and its two repeated effect is fine.
Especially it is emphasized that and also be provided with the refrigerating plant 4 that is used to provide constant thermometric standard in the described temperature controller 2.Can not occur than mistake in the time of can guaranteeing thermometric like this because of the variation of environment temperature.
Temperature verification control system described in the utility model working condition in actual use is described as follows: after the energising preheating, the intelligent temperature control digital display instrument is established pre-school temperature, firing equipment or the cooling system operation that begins to heat or lower the temperature this moment, use solid-state relay 201 is according to programmed control.After arriving the verification temperature, the potential value that standard galvanic couple thermometric obtains is after the multifunctional digital table records actual value, conversion shows actual temperature for the intelligent temperature control digital display instrument, change to another intelligent temperature control digital display instrument by system after the thermopair that is produced by the school galvanic couple also records actual value by the multifunctional digital table simultaneously, obtaining the true temperature value after the correction of such two intelligent temperature control digital display instruments contrasts synchronously, promptly obtained by the true temperature measurement error of school thermopair, its reference junction temperature guarantees that by refrigerating plant 4 it is a zero degrees celsius, need not revise the room temperature error, avoid too complicated maintenance and conversion.
In sum, temperature verification control system described in the utility model has improved temperature-controlled precision greatly, and all conversions all can be finished automatically, and the verification temperature is carried out synchronously, has thoroughly stopped because the error that personnel operation causes.Simplified operator's complicated operation degree greatly; The verification work efficiency significantly improves, and the reduction greatly of systematic error has predictable comparatively huge economic and social value.
Description of drawings
Below in conjunction with drawings and the embodiments the utility model is described in further detail:
Fig. 1 is the principle of compositionality synoptic diagram of described temperature verification control system.
Embodiment
A kind of temperature verification control system, described temperature verification control system specifically includes following ingredient: temperature adjustment device 1, temperature controller 2, parameter display device 3; Wherein: temperature controller 2 is the system core, and temperature adjustment device 1 is being connected temperature controller 2 respectively with parameter display device 3.
In the present embodiment, described temperature adjustment device 1 is a heating arrangement; Described heating arrangement is certain combination of tube resistance furnace and crucible shape resistance furnace.
Also be provided with following parts in the described temperature controller 2: the parts that are used to control temperature adjustment device 1: solid-state relay 201; Be used to measure the parts of temperature: thermopair.
Solid-state relay 201 is specially in groups and is used, and carries out concrete action by the digital device in the temperature controller 2 in modes such as programmed control and realizes; It is accurate that solid-state relay 201 has zero noise temperature control, and the characteristics that the life-span is high are state-of-the-art semiconductor control devices.
Described parameter display device 3 specifically is intelligent temperature control digital display instrument and multifunctional digital table.
Especially it is emphasized that and also be provided with the refrigerating plant 4 that is used to provide constant thermometric standard in the described temperature controller 2.Can not occur than mistake in the time of can guaranteeing thermometric like this because of the variation of environment temperature.The work effect requirements of refrigerating plant 4 is a zero degrees celsius.
The cold junction of thermopair is placed in the temperature environment in the refrigerating plant 4, and the hot junction is under the dut temperature environment.
Described temperature verification control system working condition in actual use is described as follows: after the energising preheating, the intelligent temperature control digital display instrument is established pre-school temperature, firing equipment or the cooling system operation that begins to heat or lower the temperature this moment, use solid-state relay 201 is according to programmed control.After arriving the verification temperature, the potential value that standard galvanic couple thermometric obtains is after the multifunctional digital table records actual value, conversion shows actual temperature for the intelligent temperature control digital display instrument, change to another intelligent temperature control digital display instrument by system after the thermopair that is produced by the school galvanic couple also records actual value by the multifunctional digital table simultaneously, obtaining the true temperature value after the correction of such two intelligent temperature control digital display instruments contrasts synchronously, promptly obtained by the true temperature measurement error of school thermopair, its reference junction temperature guarantees that by refrigerating plant 4 it is a zero degrees celsius, need not revise the room temperature error, avoid too complicated maintenance and conversion.
Embodiment 2
Present embodiment content and basic identical embodiment, its difference is:
1) in the described temperature verification control system, described temperature adjustment device 1 specifically is a refrigerating plant;
2) also be provided with one of following parts or its combination in the described temperature controller 2: the parts that are used to control temperature adjustment device 1: solid-state relay 201; Be used to measure the parts of temperature: temperature probe or other parts, the parts that are used to measure temperature can be used in groups;
3) described parameter display device 3 specifically is procedure parameter and finishing temperature display device.
Also be provided with the refrigerating plant 4 that is used to provide constant thermometric standard in the described temperature controller 2.Can not occur than mistake in the time of can guaranteeing thermometric like this because of the variation of environment temperature.
Present embodiment content and basic identical embodiment, its difference is:
1) in the described temperature verification control system, described temperature adjustment device 1 preferably specifically is heating arrangement and refrigerating plant;
2) also be provided with one of following parts or its combination in the described temperature controller 2: be used to control temperature adjustment device 1 parts, be used to measure the parts of temperature;
3) described parameter display device 3 specifically is intelligent temperature control digital display instrument or multifunctional digital table or same category of device.
Claims (5)
1, a kind of temperature verification control system is characterized in that:
Described temperature verification control system specifically includes following ingredient: temperature adjustment device (1), temperature controller (2), parameter display device (3); Wherein: temperature controller (2) is the system core, and temperature adjustment device (1) is being connected temperature controller (2) respectively with parameter display device (3).
2, according to the described temperature verification of claim 1 control system, it is characterized in that: in the described temperature verification control system, described temperature adjustment device (1) specifically is that heating arrangement is or/and refrigerating plant; Described heating arrangement is that tube resistance furnace is or/and crucible shape resistance furnace.
3, according to the described temperature verification of claim 2 control system, it is characterized in that: also be provided with one of following parts or its combination in the described temperature controller (2):
Be used to control the parts of temperature adjustment device (1): solid-state relay (201); Be used to measure the parts of temperature: thermopair.
4, according to the described temperature verification of claim 3 control system, it is characterized in that: described parameter display device (3) specifically is that the intelligent temperature control digital display instrument is or/and the multifunctional digital table.
5, according to one of them described temperature verification control system of claim 1～4, it is characterized in that:
Also be provided with the refrigerating plant (4) that is used to provide constant thermometric standard in the described temperature controller (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202313975U CN201319150Y (en) | 2008-12-10 | 2008-12-10 | Temperature checking control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202313975U CN201319150Y (en) | 2008-12-10 | 2008-12-10 | Temperature checking control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201319150Y true CN201319150Y (en) | 2009-09-30 |
Family
ID=41197912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202313975U Expired - Lifetime CN201319150Y (en) | 2008-12-10 | 2008-12-10 | Temperature checking control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201319150Y (en) |
-
2008
- 2008-12-10 CN CNU2008202313975U patent/CN201319150Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: JILIN AIR CHINA AERO-ENGINE MAINTENANCE LLC Free format text: FORMER NAME: NO. 5711 FACTORY OF CHINA AVIATION INDUSTRY NO.1 GROUP CORPORATION |
|
| CP03 | Change of name, title or address |
Address after: Jilin 135301 Jilin province Liuhe County AVIC aero engine maintenance limited liability company Patentee after: Jilin AVIC Aircraft Engine Maintenance Co., Ltd. Address before: 135301 Jilin province Liuhe County China Aviation Industry Corporation No. 5711 factory Patentee before: No. 5711 Factory of China Aviation Industry No.1 Group Corporation |
|
| CP03 | Change of name, title or address |
Address after: Jingan street 135301 Liuhe County of Jilin province Liuhe Town Chinese Hangfa Jilin aero engine maintenance limited liability company Patentee after: China Hangfa Jilin aero engine maintenance limited liability company Address before: Jilin 135301 Jilin province Liuhe County AVIC aero engine maintenance limited liability company Patentee before: Jilin AVIC Aircraft Engine Maintenance Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090930 |
|
| CX01 | Expiry of patent term |