CN217605150U - Disconnection diagnosis system of thermal resistor - Google Patents
Disconnection diagnosis system of thermal resistor Download PDFInfo
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- CN217605150U CN217605150U CN202221811845.5U CN202221811845U CN217605150U CN 217605150 U CN217605150 U CN 217605150U CN 202221811845 U CN202221811845 U CN 202221811845U CN 217605150 U CN217605150 U CN 217605150U
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Abstract
The utility model discloses a thermal resistance's broken string diagnostic system, including diagnostic device, diagnostic device one end is connected with the resistance element lead wire, keeps away from resistance element lead wire one end electric connection and has communication module, the system includes: the temperature data collector is arranged at one side inside the diagnosis device and generates temperature data information; the PCB is arranged on one side inside the diagnosis device and is electrically connected with the temperature data collector and used for receiving temperature data information from the temperature data collector and generating an execution signal; the on-off device is arranged on one side of the interior of the diagnosis device and is electrically connected with the PCB and used for receiving the execution signal from the PCB and generating an on-off signal.
Description
Technical Field
The utility model relates to a thermal resistance detection area specifically is a broken string diagnostic system of thermal resistance.
Background
The thermal resistor is a most commonly used temperature detector in a medium-low temperature region, the temperature measurement of the thermal resistor is carried out based on the characteristic that the resistance value of a metal conductor increases along with the increase of the temperature, the thermal resistor is mainly characterized by high measurement precision and stable performance, wherein the measurement precision of the platinum thermal resistor is the highest, the thermal resistor is not only widely applied to industrial temperature measurement, but also made into a standard reference instrument, the thermal resistor is mostly made of pure metal materials, most of which are platinum and copper, in addition, the thermal resistor is made of materials such as nickel, manganese, rhodium and the like, the types of commonly used temperature sensing materials of the metal thermal resistor are more, and the most commonly used is a platinum wire.
The fault detection system of the thermal resistor usually detects various faults of the thermal resistor, common faults include short circuit, poor contact, open circuit and disconnection faults, when the thermal resistor has operation faults, a universal meter can be used for measuring the resistance value between three phases of the armored thermal resistor loop at a far-end cabinet, if the resistance value accords with the actual temperature of a field, the thermal resistor loop is free of short circuit, open circuit, terminal virtual connection or poor contact and other conditions, and if the resistance value does not accord with the actual temperature of the field, the armored thermal resistor loop is short circuit, open circuit, terminal virtual connection or poor contact and other conditions.
However, the general detection mode of thermal resistance faults is that the equivalent electrical resistance has related faults and found abnormal temperature, corresponding measures are taken to detect the thermal resistance faults, the diagnosis of the thermal resistance disconnection needs to manually detect the connection condition of the thermal resistance through a universal meter so as to judge whether the thermal resistance disconnection occurs, and the detection is also carried out through a third party, the thermal resistance with the faults is sent to a third party detection mechanism for detection, so that certain time is spent, the diagnosis of the thermal resistance disconnection is very complicated, the thermal resistance is detached for detection, manual detection is easy to carry out misjudgment, the disconnection condition of the thermal resistance cannot be automatically and intelligently detected, temperature measurement cannot be carried out timely under the disconnection condition, and certain influence is caused.
SUMMERY OF THE UTILITY MODEL
The application provides a thermal resistor's broken string diagnostic for to solving the unable automatic intelligent detection thermal resistor's broken string condition, and unable timely temperature measurement under the broken string condition, cause the technical problem of certain influence.
In view of the above problem, the present application provides a wire breakage diagnosis system for a thermal resistor, including a diagnosis device, one end of the diagnosis device is connected with a resistor element lead, and one end far away from the resistor element lead is electrically connected with a communication module, the system includes: the temperature data collector is arranged on one side in the diagnosis device and generates temperature data information; the PCB is arranged on one side in the diagnostic device and is electrically connected with the temperature data collector and used for receiving temperature data information from the temperature data collector and generating an execution signal; the starting and stopping device is arranged on one side in the diagnosis device, is electrically connected with the PCB and is used for receiving an execution signal from the PCB and generating a starting and stopping signal; the fault diagnosis device is arranged on one side in the diagnosis device, is electrically connected with the on-off device and the resistance element lead, and is used for receiving an on-off signal from the on-off device and generating a diagnosis signal; the microprocessor is arranged on one side in the diagnostic device and is electrically connected with the fault diagnostor, and is used for receiving the diagnostic signal from the fault diagnostor and generating an execution signal; and the electronic switch gate is arranged on one side in the diagnostic device and is electrically connected with the microprocessor and used for receiving the execution signal from the microprocessor and adjusting the circuit to be opened and closed.
One or more technical solutions provided in the present application have at least the following technical effects or advantages:
this application embodiment is when the abnormal temperature data information of thermal resistance is gathered to the temperature data collection station, give the PCB board with this abnormal temperature data information transmission, and control headstock gear starts the trouble diagnotor, the broken string trouble of diagnosing the resistance element lead wire, give microprocessor with this diagnostic information transmission, microprocessor then controls the resistance element lead wire of electronic switch floodgate disconnection broken string, connect reserve lead wire, even if original resistance element lead wire broken string has so, it can let the thermal resistance continue temperature measurement work to have connected reserve lead wire, and send diagnostic information for maintenance personal through communication module, thereby more timely automatic diagnosis broken string trouble, the problem of unable timely temperature measurement under the broken string condition has been avoided.
The foregoing description is only an overview of the technical solutions of the present application, and the present application can be implemented according to the content of the description in order to make the technical means of the present application more clearly understood, and the following detailed description of the present application is given in order to make the above and other objects, features, and advantages of the present application more clearly understandable.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of 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 creative efforts.
Fig. 1 is a cross-sectional view provided herein.
Fig. 2 is a schematic diagram of the system provided in the present application.
Fig. 3 is a front view provided by the present application.
Fig. 4 is a side view provided by the present application.
In the figure: 1. a diagnostic device; 2. a temperature data collector; 3. a PCB board; 4. an opening and closing device; 5. a fault diagnostor; 6. a microprocessor; 7. an electronic switch gate; 8. a resistance element lead; 9. and a communication module.
Detailed Description
This application is through providing a hot resistance's broken string diagnostic system for to solving the unable intelligent detection hot resistance's of automation broken string condition, and unable timely temperature measurement under the broken string condition, cause the technical problem of certain influence.
In view of the above technical problems, the technical solution provided by the present application has the following general idea:
when the abnormal temperature data information of thermal resistance is collected by the temperature data collector 2, the abnormal temperature data information is transmitted to the PCB 3, the on-off device 4 is controlled to start the fault diagnosis device 5, the disconnection fault of the resistor element lead wire 8 is diagnosed, the diagnosis information is transmitted to the microprocessor 6, the microprocessor 6 controls the resistor element lead wire 8 of the electronic switch 7 to disconnect the disconnection, a standby lead wire is connected, even if the original resistor element lead wire 8 is disconnected, the standby lead wire is connected to enable the thermal resistance to continue temperature measurement, and the diagnosis information is sent to maintenance personnel through the communication module 9, so that the disconnection fault can be diagnosed more timely and automatically, and the problem that temperature cannot be measured timely under the disconnection condition is avoided.
Having described the basic principles of the present application, the technical solutions in the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments of the present application, and the present application is not limited to the exemplary embodiments described herein. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present application without making any creative effort belong to the protection scope of the present application. It should be further noted that, for the convenience of description, only some but not all of the relevant portions of the present application are shown in the drawings.
As shown in fig. 1 and fig. 2, the present application provides a disconnection diagnosis system for a thermal resistor, which includes a diagnosis device 1, one end of the diagnosis device 1 is connected with a resistor element lead 8, one end far away from the resistor element lead 8 is electrically connected with a communication module 9, and the system includes: the temperature data collector 2 is arranged at one side inside the diagnosis device 1, and generates temperature data information; the PCB 3 is arranged on one side inside the diagnosis device 1, and the PCB 3 is electrically connected with the temperature data collector 2 and used for receiving temperature data information from the temperature data collector 2 and generating an execution signal; the starting and stopping device 4 is arranged on one side inside the diagnosis device 1, and the starting and stopping device 4 is electrically connected with the PCB 3 and used for receiving an execution signal from the PCB 3 and generating a starting and stopping signal; the fault diagnosis device 5 is arranged on one side in the diagnosis device 1, and the fault diagnosis device 5 is electrically connected with the starter 4 and the resistance element lead 8 and is used for receiving a starting and stopping signal from the starter 4 and generating a diagnosis signal; the microprocessor 6, the microprocessor 6 is set up in one side of inside of the diagnostic device 1, the microprocessor 6 is electrically connected with diagnostic device 5, used for receiving the diagnostic signal from diagnostic device 5 of the trouble, and produce the executive signal; and the electronic switch gate 7 is arranged on one side in the diagnostic device 1, and the electronic switch gate 7 is electrically connected with the microprocessor 6 and used for receiving an execution signal from the microprocessor 6 and adjusting the opening and closing of a circuit.
When the temperature data collector 2 collects the temperature data information of the thermal resistor, the temperature data information is transmitted to the PCB 3, if the temperature data section has a very large jump fluctuation, the PCB 3 controls the starter 4 to start the fault diagnosis device 5 to diagnose whether the fault exists in the resistor element lead 8, the fault diagnosis device 5 sends a signal from one end of the resistor element lead 8, the other end of the resistor element lead receives the signal, if the other end of the resistor element lead does not receive the signal, the fault of the thermal resistor is diagnosed, the diagnosis information is transmitted to the microprocessor 6, the microprocessor 6 controls the electronic switch 7 to disconnect the resistor element lead 8 of the broken wire and connect the spare lead, even if the original resistor element lead 8 is broken, the spare lead is connected, the thermal resistor continues to measure the temperature, the diagnosis information is sent to a maintenance worker through the communication module 9, so that the fault of the broken wire can be diagnosed more timely and automatically, the problem that the fault of the thermal resistor cannot be diagnosed in time under the broken wire condition is avoided, exemplarily, the temperature measured by the thermal resistor is measured at about 50 ℃, when the temperature indication number of a particularly large temperature is collected, the fault of the thermal resistor is diagnosed, and the fault of the thermal resistor can be diagnosed and the fault of the thermal resistor can be continuously sent to the maintenance worker.
Referring to fig. 1, an alarm is disposed inside the diagnostic apparatus 1 and electrically connected to the microprocessor 6.
Specifically, when the disconnection fault of the thermal resistor is diagnosed, an alarm is triggered to give an alarm.
Referring to fig. 3, an indicator is disposed at one end of the diagnostic apparatus 1 and electrically connected to the fault diagnosis device 5.
Specifically, the indicator lamp displays green when the failure diagnosis device 5 is operated, and does not display when the failure diagnosis device 5 is not operated.
Referring to fig. 1, 3 and 4, a standby power supply is disposed inside the diagnostic device 1, and the standby power supply is electrically connected to the temperature data collector 2, the PCB 3, the on-off device 4, the fault diagnosis device 5, the microprocessor 6, the electronic switch 7 and the communication module 9.
Specifically, when power is cut off in the working environment of the thermal resistor, the diagnostic system still has electrical diagnosis.
Referring to fig. 1, a spare lead connected to the resistor is disposed on the same side of the resistor lead 8, and the spare lead is electrically connected to the electronic switch 7.
Specifically, the resistance element in the thermal resistor is connected with two groups of leads, one group is the resistance element lead 8 of normal work, the other group is the spare lead, and when the resistance element lead 8 of normal work is broken, the spare lead can be started and connected to enable the thermal resistor to continue temperature measurement.
Although the present application has been described in conjunction with specific features and embodiments thereof, it will be evident that various modifications and combinations can be made thereto without departing from the spirit and scope of the application. Accordingly, the specification and figures are merely exemplary of the application and are intended to cover any and all modifications, variations, combinations, or equivalents within the scope of the application. It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the present application and its equivalent technology, the present application is intended to include such modifications and variations.
Claims (5)
1. A disconnection diagnosis system of thermal resistor, includes diagnostic device (1), characterized by, diagnostic device (1) one end is connected with resistance element lead wire (8), keeps away from resistance element lead wire (8) one end electric connection and has communication module (9), the system includes:
the temperature data collector (2) is arranged on one side inside the diagnosis device (1) and used for generating temperature data information;
the PCB (3) is arranged on one side inside the diagnosis device (1), and the PCB (3) is electrically connected with the temperature data collector (2) and used for receiving temperature data information from the temperature data collector (2) and generating an execution signal;
the starting and stopping device (4) is arranged on one side in the diagnostic device (1), and the starting and stopping device (4) is electrically connected with the PCB (3) and used for receiving an execution signal from the PCB (3) and generating a starting and stopping signal;
the fault diagnosis device (5) is arranged on one side in the diagnosis device (1), and the fault diagnosis device (5) is electrically connected with the on-off device (4) and the resistance element lead (8) and is used for receiving an on-off signal from the on-off device (4) and generating a diagnosis signal;
the microprocessor (6), the microprocessor (6) is arranged at one side inside the diagnostic device (1), and the microprocessor (6) is electrically connected with the fault diagnostor (5) and used for receiving the diagnostic signal from the fault diagnostor (5) and generating an execution signal;
the electronic switch brake (7) is arranged on one side inside the diagnosis device (1), and the electronic switch brake (7) is electrically connected with the microprocessor (6) and used for receiving an execution signal from the microprocessor (6) and adjusting the circuit to be opened and closed.
2. The system for diagnosing disconnection of a thermal resistor according to claim 1, wherein an alarm is disposed inside said diagnostic device (1), said alarm being electrically connected to said microprocessor (6).
3. The system for diagnosing disconnection of thermal resistor according to claim 1, wherein an indicator light is disposed at one end of the diagnostic device (1), and the indicator light is electrically connected to the fault diagnosis unit (5).
4. The system for diagnosing the disconnection of the thermal resistor according to claim 1, wherein a standby power supply is arranged in the diagnostic device (1), and the standby power supply is electrically connected with the temperature data acquisition unit (2), the PCB (3), the on-off device (4), the fault diagnosis device (5), the microprocessor (6), the electronic switch brake (7) and the communication module (9).
5. The system for diagnosing the disconnection of a thermal resistor as claimed in claim 1, wherein a spare lead for connecting the resistor element is provided on the same side of the resistor element lead (8), and the spare lead is electrically connected to the electronic switch gate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221811845.5U CN217605150U (en) | 2022-07-13 | 2022-07-13 | Disconnection diagnosis system of thermal resistor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221811845.5U CN217605150U (en) | 2022-07-13 | 2022-07-13 | Disconnection diagnosis system of thermal resistor |
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| CN217605150U true CN217605150U (en) | 2022-10-18 |
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| CN202221811845.5U Active CN217605150U (en) | 2022-07-13 | 2022-07-13 | Disconnection diagnosis system of thermal resistor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116224901A (en) * | 2023-05-09 | 2023-06-06 | 深圳市汇辰自动化技术有限公司 | PLC controller communication method and system based on Ethernet |
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2022
- 2022-07-13 CN CN202221811845.5U patent/CN217605150U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116224901A (en) * | 2023-05-09 | 2023-06-06 | 深圳市汇辰自动化技术有限公司 | PLC controller communication method and system based on Ethernet |
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