CN112433094A - Quick inspection table of engine exhaust temperature thermocouple resistance - Google Patents
Quick inspection table of engine exhaust temperature thermocouple resistance Download PDFInfo
- Publication number
- CN112433094A CN112433094A CN202011046738.3A CN202011046738A CN112433094A CN 112433094 A CN112433094 A CN 112433094A CN 202011046738 A CN202011046738 A CN 202011046738A CN 112433094 A CN112433094 A CN 112433094A
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- exhaust temperature
- resistance value
- thermocouple
- engine
- main control
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- 238000007689 inspection Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 claims description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K15/00—Testing or calibrating of thermometers
- G01K15/007—Testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Engines (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The utility model provides a quick inspection desk of engine exhaust temperature thermocouple resistance which characterized in that: the rapid checking table for the resistance value of the thermocouple of the exhaust temperature of the engine comprises a main control box body, a switch, a handle, an inlet wire plug and an outlet wire plug; wherein: the switch is arranged on the front side of the main control box body, the handle is fixed on the main control box body through screws, and the incoming line plug and the outgoing line plug are arranged on the back side of the main control box body; a display device is arranged above the switch; the number of the switches is 8. The invention has the advantages that: the rapid checking table for the resistance value of the thermocouple for the exhaust temperature of the engine, disclosed by the invention, has the characteristics of rapidness and stability, can replace the conventional manual multi-connection checking mode, greatly reduces the checking error rate and equipment loss, and is beneficial to high-speed and high-efficiency production. The inspection table is applied to the inspection of the resistance value of the thermocouple of the exhaust temperature of the engine, and has wide application range.
Description
Technical Field
The invention relates to the field of test run of an aeroengine pedestal, in particular to a rapid checking table for a resistance value of an engine exhaust temperature thermocouple.
Background
Engine exhaust temperature thermocouple resistance manual detection, it is inefficient, the accuracy is poor, also leads to human error and low pressure electric shock condition to take place easily, in order to avoid reducing the operation frequency by a wide margin and then lead to equipment failure rate to promote, needs rational in infrastructure inspection desk device.
Disclosure of Invention
The invention aims to avoid human errors and low-voltage electric shock, greatly reduce the operation frequency, further greatly reduce the equipment failure rate, ensure the accuracy of a measurement result, improve the inspection efficiency and shorten the bench occupation time of an engine, and particularly provides a rapid inspection bench for the resistance value of a thermocouple at the exhaust temperature of the engine.
The invention provides a rapid checking table for the resistance value of a thermocouple of the exhaust temperature of an engine, which is characterized in that: the rapid checking table for the resistance value of the thermocouple of the exhaust temperature of the engine comprises a main control box body 1, a switch 2, a handle 3, an inlet wire plug 4 and an outlet wire plug 5;
wherein: switch 2 installs in main control box 1 openly, and handle 3 passes through the screw fixation on main control box 1, and inlet wire plug 4, outlet wire plug 5 install at the main control box back.
And a display device is arranged above the switch 2.
The number of the switches 2 is 8.
The rapid checking table for the resistance value of the thermocouple for the exhaust temperature of the engine can select a resistance box which is connected among a plurality of measuring points and measures a resistor, and the resistance box can freely select and connect any two measuring points among the measuring points required by a process file under the control of a change-over switch and measure the resistance value.
The incoming line 1 is connected with an XC5 plug 1 pin, the incoming line 2 is connected with an XC5 plug 4 pin, the incoming line 3 is connected with an XC6 plug 2 pin, the incoming line 4 is connected with an XC6 plug 3 pin, the incoming line 7 is connected with a ground wire, and the outgoing lines 1 and 2 are connected with a megohmmeter; taking out the rapid checking table and the special wiring of the resistance value of the exhaust temperature thermocouple; taking out the megger, and checking that the megger works normally; removing plug covers of XC5 and XC6 plugs on the engine; connecting an incoming line plug with XC5 and XC6 plugs and ground wires by using a special wiring for the incoming line end; connecting an outlet plug and the megohmmeter by using a special wiring of an outlet end; switching on the first switch, measuring the resistance value, and then switching off; and sequentially operating the last 7 switches according to the method of the sixth step. At this point, the inspection work is completely finished; after the inspection work is finished, all the switches are shifted to a 0 gear, and the special wiring is detached; the exhaust temperature thermocouple resistance value quick checking table, the special wiring and the megohmmeter are put back to the designated place, and the XC5 and XC6 plugs are installed back to block the covers.
The invention has the advantages that:
the rapid checking table for the resistance value of the thermocouple for the exhaust temperature of the engine, disclosed by the invention, has the characteristics of rapidness and stability, can replace the conventional manual multi-connection checking mode, greatly reduces the checking error rate and equipment loss, and is beneficial to high-speed and high-efficiency production. The inspection table is applied to the inspection of the resistance value of the thermocouple of the exhaust temperature of the engine, and has wide application range.
Drawings
The invention is described in further detail below with reference to the following figures and embodiments:
FIG. 1 is a front view of a rapid inspection table for thermocouple resistance values of engine exhaust temperatures;
FIG. 2 is a rear view of a rapid inspection table for thermocouple resistance values of engine exhaust temperatures;
fig. 3 is a working principle diagram.
Detailed Description
Example 1
The invention provides a rapid checking table for the resistance value of a thermocouple of the exhaust temperature of an engine, which is characterized in that: the rapid checking table for the resistance value of the thermocouple of the exhaust temperature of the engine comprises a main control box body 1, a switch 2, a handle 3, an inlet wire plug 4 and an outlet wire plug 5;
wherein: switch 2 installs in main control box 1 openly, and handle 3 passes through the screw fixation on main control box 1, and inlet wire plug 4, outlet wire plug 5 install at the main control box back.
And a display device is arranged above the switch 2.
The number of the switches 2 is 8.
The rapid checking table for the resistance value of the thermocouple for the exhaust temperature of the engine can select a resistance box which is connected among a plurality of measuring points and measures a resistor, and the resistance box can freely select and connect any two measuring points among the measuring points required by a process file under the control of a change-over switch and measure the resistance value.
The incoming line 1 is connected with an XC5 plug 1 pin, the incoming line 2 is connected with an XC5 plug 4 pin, the incoming line 3 is connected with an XC6 plug 2 pin, the incoming line 4 is connected with an XC6 plug 3 pin, the incoming line 7 is connected with a ground wire, and the outgoing lines 1 and 2 are connected with a megohmmeter; taking out the rapid checking table and the special wiring of the resistance value of the exhaust temperature thermocouple; taking out the megger, and checking that the megger works normally; removing plug covers of XC5 and XC6 plugs on the engine; connecting an incoming line plug with XC5 and XC6 plugs and ground wires by using a special wiring for the incoming line end; connecting an outlet plug and the megohmmeter by using a special wiring of an outlet end; switching on the first switch, measuring the resistance value, and then switching off; and sequentially operating the last 7 switches according to the method of the sixth step. At this point, the inspection work is completely finished; after the inspection work is finished, all the switches are shifted to a 0 gear, and the special wiring is detached; the exhaust temperature thermocouple resistance value quick checking table, the special wiring and the megohmmeter are put back to the designated place, and the XC5 and XC6 plugs are installed back to block the covers.
Example 2
The invention provides a rapid checking table for the resistance value of a thermocouple of the exhaust temperature of an engine, which is characterized in that: the rapid checking table for the resistance value of the thermocouple of the exhaust temperature of the engine comprises a main control box body 1, a switch 2, a handle 3, an inlet wire plug 4 and an outlet wire plug 5;
wherein: switch 2 installs in main control box 1 openly, and handle 3 passes through the screw fixation on main control box 1, and inlet wire plug 4, outlet wire plug 5 install at the main control box back.
The number of the switches 2 is 8.
The rapid checking table for the resistance value of the thermocouple for the exhaust temperature of the engine can select a resistance box which is connected among a plurality of measuring points and measures a resistor, and the resistance box can freely select and connect any two measuring points among the measuring points required by a process file under the control of a change-over switch and measure the resistance value.
The incoming line 1 is connected with an XC5 plug 1 pin, the incoming line 2 is connected with an XC5 plug 4 pin, the incoming line 3 is connected with an XC6 plug 2 pin, the incoming line 4 is connected with an XC6 plug 3 pin, the incoming line 7 is connected with a ground wire, and the outgoing lines 1 and 2 are connected with a megohmmeter; taking out the rapid checking table and the special wiring of the resistance value of the exhaust temperature thermocouple; taking out the megger, and checking that the megger works normally; removing plug covers of XC5 and XC6 plugs on the engine; connecting an incoming line plug with XC5 and XC6 plugs and ground wires by using a special wiring for the incoming line end; connecting an outlet plug and the megohmmeter by using a special wiring of an outlet end; switching on the first switch, measuring the resistance value, and then switching off; and sequentially operating the last 7 switches according to the method of the sixth step. At this point, the inspection work is completely finished; after the inspection work is finished, all the switches are shifted to a 0 gear, and the special wiring is detached; the exhaust temperature thermocouple resistance value quick checking table, the special wiring and the megohmmeter are put back to the designated place, and the XC5 and XC6 plugs are installed back to block the covers.
Example 3
The invention provides a rapid checking table for the resistance value of a thermocouple of the exhaust temperature of an engine, which is characterized in that: the rapid checking table for the resistance value of the thermocouple of the exhaust temperature of the engine comprises a main control box body 1, a switch 2, a handle 3, an inlet wire plug 4 and an outlet wire plug 5;
wherein: switch 2 installs in main control box 1 openly, and handle 3 passes through the screw fixation on main control box 1, and inlet wire plug 4, outlet wire plug 5 install at the main control box back.
The rapid checking table for the resistance value of the thermocouple for the exhaust temperature of the engine can select a resistance box which is connected among a plurality of measuring points and measures a resistor, and the resistance box can freely select and connect any two measuring points among the measuring points required by a process file under the control of a change-over switch and measure the resistance value.
The incoming line 1 is connected with an XC5 plug 1 pin, the incoming line 2 is connected with an XC5 plug 4 pin, the incoming line 3 is connected with an XC6 plug 2 pin, the incoming line 4 is connected with an XC6 plug 3 pin, the incoming line 7 is connected with a ground wire, and the outgoing lines 1 and 2 are connected with a megohmmeter; taking out the rapid checking table and the special wiring of the resistance value of the exhaust temperature thermocouple; taking out the megger, and checking that the megger works normally; removing plug covers of XC5 and XC6 plugs on the engine; connecting an incoming line plug with XC5 and XC6 plugs and ground wires by using a special wiring for the incoming line end; connecting an outlet plug and the megohmmeter by using a special wiring of an outlet end; switching on the first switch, measuring the resistance value, and then switching off; and sequentially operating the last 7 switches according to the method of the sixth step. At this point, the inspection work is completely finished; after the inspection work is finished, all the switches are shifted to a 0 gear, and the special wiring is detached; the exhaust temperature thermocouple resistance value quick checking table, the special wiring and the megohmmeter are put back to the designated place, and the XC5 and XC6 plugs are installed back to block the covers.
Claims (4)
1. The utility model provides a quick inspection desk of engine exhaust temperature thermocouple resistance which characterized in that: the rapid checking table for the resistance value of the thermocouple of the exhaust temperature of the engine comprises a main control box body (1), a switch (2), a handle (3), an inlet wire plug (4) and an outlet wire plug (5);
wherein: switch (2) are installed in main control box (1) openly, and handle (3) pass through the screw fixation on main control box (1), and inlet wire plug (4), outlet wire plug (5) are installed at the main control box back.
2. The rapid inspection table of engine exhaust temperature thermocouple resistance value according to claim 1, characterized in that: a display device is arranged above the switch (2).
3. The rapid inspection table of engine exhaust temperature thermocouple resistance value according to claim 1, characterized in that: the number of the switches (2) is 8.
4. The rapid inspection table of engine exhaust temperature thermocouple resistance value according to claim 1, characterized in that: the rapid checking table for the resistance value of the thermocouple for the exhaust temperature of the engine can select a resistance box which is connected among a plurality of measuring points and measures a resistor, and the resistance box can freely select and connect any two measuring points among the measuring points required by a process file under the control of a change-over switch and measure the resistance value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011046738.3A CN112433094A (en) | 2020-09-29 | 2020-09-29 | Quick inspection table of engine exhaust temperature thermocouple resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011046738.3A CN112433094A (en) | 2020-09-29 | 2020-09-29 | Quick inspection table of engine exhaust temperature thermocouple resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112433094A true CN112433094A (en) | 2021-03-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011046738.3A Pending CN112433094A (en) | 2020-09-29 | 2020-09-29 | Quick inspection table of engine exhaust temperature thermocouple resistance |
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| Country | Link |
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| CN (1) | CN112433094A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63273026A (en) * | 1987-05-01 | 1988-11-10 | Yamatake Honeywell Co Ltd | Input circuit of temperature measuring instrument |
| CN203376080U (en) * | 2013-06-04 | 2014-01-01 | 深圳市艾克姆科技发展有限公司 | Open circuit detection system of multipath thermocouples |
| CN105911316A (en) * | 2016-06-22 | 2016-08-31 | 天津市三源电力设备制造有限公司 | Automatic control screen test box with navigation plugs |
| CN110987443A (en) * | 2019-11-22 | 2020-04-10 | 中国航发沈阳黎明航空发动机有限责任公司 | Rapid switching measurement device and method for couple inspection of aircraft engine |
| CN111060222A (en) * | 2019-12-17 | 2020-04-24 | 江苏核电有限公司 | Automatic sending device and method for measuring channel resistance value of temperature transmitter |
-
2020
- 2020-09-29 CN CN202011046738.3A patent/CN112433094A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63273026A (en) * | 1987-05-01 | 1988-11-10 | Yamatake Honeywell Co Ltd | Input circuit of temperature measuring instrument |
| CN203376080U (en) * | 2013-06-04 | 2014-01-01 | 深圳市艾克姆科技发展有限公司 | Open circuit detection system of multipath thermocouples |
| CN105911316A (en) * | 2016-06-22 | 2016-08-31 | 天津市三源电力设备制造有限公司 | Automatic control screen test box with navigation plugs |
| CN110987443A (en) * | 2019-11-22 | 2020-04-10 | 中国航发沈阳黎明航空发动机有限责任公司 | Rapid switching measurement device and method for couple inspection of aircraft engine |
| CN111060222A (en) * | 2019-12-17 | 2020-04-24 | 江苏核电有限公司 | Automatic sending device and method for measuring channel resistance value of temperature transmitter |
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Application publication date: 20210302 |