CN214201612U - Electrothermal film performance test system - Google Patents
Electrothermal film performance test system Download PDFInfo
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- CN214201612U CN214201612U CN202022736337.2U CN202022736337U CN214201612U CN 214201612 U CN214201612 U CN 214201612U CN 202022736337 U CN202022736337 U CN 202022736337U CN 214201612 U CN214201612 U CN 214201612U
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Abstract
The utility model discloses an electrothermal film performance test system, which comprises an electric data acquisition box, a singlechip and a temperature measuring probe; the electric data acquisition box power input end is connected with the power supply, and electric heat membrane is connected to electric data acquisition box detection end, and the singlechip is connected with electric data acquisition box and temperature probe, and the temperature probe input end is connected with the electric heat membrane, and the singlechip passes through data transmission module and upper computer connection. The automatic continuous test of electric heat membrane can be to can gain electrical parameter and calorifics parameter simultaneously.
Description
Technical Field
The utility model belongs to the electric heat membrane field relates to an electric heat membrane capability test system.
Background
The electric heating film heating is a green and safe heating mode, and has the characteristics of convenience in installation and flexibility in use. At present, the electrothermal film is limited in engineering application due to the characteristic of low energy utilization efficiency, so that the electrothermal film with higher energy utilization rate becomes a research subject. In the process of researching the electric heating film, the performance test of the prepared electric heating film is inevitably carried out. The existing voltage, current, electric power, power consumption and temperature tests have the following two defects: firstly, automatic continuous testing cannot be carried out, testers need to manually collect different parameters by using different instruments and carry out data processing, and the speed of parameter collection is often too slow to well reflect the dynamic change rule of the parameters; and secondly, the electrical parameters and the thermal parameters are difficult to read simultaneously when different instruments are adopted for manual testing at present, so that all state parameters of the electrothermal film at a certain moment cannot be obtained.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide an electric heat membrane capability test system, can be to the automatic continuous test of electric heat membrane to can gain electrical parameter and calorifics parameter simultaneously.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
a kind of electric membrane performance test system, including electric data acquisition box, one-chip computer and temperature measurement probe;
the electric data acquisition box power input end is connected with the power supply, and electric heat membrane is connected to electric data acquisition box detection end, and the singlechip is connected with electric data acquisition box and temperature probe, and the temperature probe input end is connected with the electric heat membrane, and the singlechip passes through data transmission module and upper computer connection.
Preferably, the electrical data acquisition box is provided with a direct current and alternating current switching button, the direct current and alternating current switching button is connected with a direct current power supply module and an alternating current module input end, and the direct current power supply module and the alternating current module output end are connected with a power supply input end of the electrical data acquisition box.
Preferably, the electrical data acquisition box comprises a measuring signal conversion module and a measuring module, the measuring signal conversion module is connected with the power output and the measuring module, the output end of the measuring module is connected with the input end of the optical coupling isolation module, the output end of the optical coupling isolation module is connected with the input end of the RS conversion module, and the output end of the RS conversion module is connected with the single chip microcomputer.
Preferably, the model of the single chip microcomputer is STC12C5A60S 2.
Preferably, the electrical data collection box is model number PZEM-003/014.
Preferably, the data transmission module is a bluetooth antenna.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model connects the electric data acquisition box with the single chip microcomputer, thereby leading the electric data acquisition box to automatically and continuously test the electric heating film at set interval time through the timing function of the single chip microcomputer; and the singlechip is connected with the temperature probe, and the temperature probe is connected with the electrothermal film, can carry out the test of calorifics parameter to the electrothermal film and acquire when the electric data acquisition box measures the electric parameter of electrothermal film, finally passes to the host computer with all parameters of acquireing on passing through data transmission module to can acquire electric parameter and calorifics parameter simultaneously.
Furthermore, a circuit change-over switch is arranged, and a user can select a direct current test mode and an alternating current test mode according to the type of the electric heating film power supply. The power factor and frequency of the circuit can be added as needed in the ac mode.
Drawings
Fig. 1 is a schematic diagram of the system structure of the present invention;
fig. 2 is the schematic diagram of the electrical data acquisition box of the present invention.
Wherein: 1-electric heating film terminal; 2-a power supply terminal; 3-an electrical data acquisition box; 31-a dc-ac switching button; 32-a direct current power supply module; 33-alternating current module; 34-a measurement signal conversion module; 35-a measurement module; 36-an opto-coupler isolation module; a 37-RS485 conversion module; 4, a single chip microcomputer; 5-a bluetooth antenna; 6-temperature measuring probe; 7-an upper computer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
as shown in figure 1, the utility model provides an automatic performance test system of electric heat membrane can test surface temperature, voltage, electric current, electric power and with the electric quantity value when electric heat membrane connects direct current and alternating current to generate heat. The test system comprises: the temperature measuring device comprises six parts, namely an electric heating film wiring end 1, a power supply wiring end 2, an electric data acquisition box 3, a temperature measuring probe 6, a single chip microcomputer 4 and an upper computer 7.
The electric heating film wiring terminal 1 can be connected with an electric heating film through a conducting wire and supplies power to the electric heating film, and the power wiring terminal 2 can be connected with a direct current or alternating current power supply through a conducting wire and supplies power to the whole equipment.
The power input end of the electrical data acquisition box 3 is connected with a power supply, the detection end of the electrical data acquisition box 3 is connected with the electrothermal film, and the singlechip 4 is connected with the electrical data acquisition box 3.
As shown in fig. 2, the electrical data acquisition box 3 comprises a measurement signal conversion module 34 and a measurement module 35, the measurement signal conversion module 34 is connected with the power output and the measurement module 35, the output end of the measurement module 35 is connected with the input end of an optical coupling isolation module 36, the output end of the optical coupling isolation module 36 is connected with the input end of an RS485 conversion module 37, and the output end of the RS485 conversion module 37 is connected with the single chip microcomputer 4.
The electric data acquisition box 3 is provided with a direct current and alternating current switching button 31, the input end of the direct current and alternating current switching button 31 is connected with the power input, the output end of the direct current and alternating current switching button 31 is respectively connected with the input ends of a direct current power module 32 and an alternating current module 33 and is connected with the power input end of the electric data acquisition box 3 at the output ends of the direct current power module 32 and the alternating current module 33. The data acquisition box can switch direct current and alternating current mode through the button to voltage, electric current, electric power and power consumption parameter value information and with the data of gathering send singlechip 4 through the serial ports in gathering electric heat membrane work circuit through internal circuit.
The single chip microcomputer 4 is connected with the temperature measuring probe 6, the input end of the temperature measuring probe 6 is connected with the electrothermal film, and the temperature measuring probe 6 can test the surface temperature of the electrothermal film and transmit data to the single chip microcomputer 4.
The single chip microcomputer 4 is connected with an upper computer 7 through a data transmission module, the data transmission module adopts a Bluetooth antenna 5 in the embodiment, and the upper computer 7 adopts a computer; the singlechip 4 can transmit the data transmitted by the electric data acquisition box 3 and the temperature probe 6 to a computer through the Bluetooth antenna 5.
The computer can run matched data recording and processing software, can receive the data transmitted by the singlechip 4 and can perform subsequent data storage, analysis and parameter value curve chart drawing.
The model of the singlechip 4 is STC12C5A60S 2. The electrical data acquisition box 3 is model PZEM-003/014, wherein 003 is for dc and 014 is for ac.
The utility model discloses but surface temperature, voltage, electric current, electric power and the power consumption value of concurrent test electric heat membrane provide convenience for the capability test of electric heat membrane, improve electric heat membrane research and development efficiency. As shown in figure 1, before testing, a power line of an electrothermal film is connected to an electrothermal film wiring terminal 1, a temperature measuring probe 6 is pasted on a heating area of the electrothermal film, a power wiring terminal 2 is connected with alternating current, and a direct current and alternating current switching button 31 is switched to an alternating current end. The timing function of the singlechip 4 is set to 5 seconds. The single chip microcomputer 4 reads the numerical values of the electric data acquisition box 3 and the temperature measuring probe 6 once every 5 seconds and transmits the numerical values to the upper computer 7 through the Bluetooth antenna 5, and the upper computer 7 stores the data after receiving the data and performs subsequent processing.
The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.
Claims (6)
1. A performance test system for an electrothermal film is characterized by comprising an electric data acquisition box (3), a singlechip (4) and a temperature measurement probe (6);
the power input end of the electrical data acquisition box (3) is connected with a power supply, the detection end of the electrical data acquisition box (3) is connected with the electric heating film, the single chip microcomputer (4) is connected with the electrical data acquisition box (3) and the temperature measurement probe (6), the input end of the temperature measurement probe (6) is connected with the electric heating film, and the single chip microcomputer (4) is connected with the upper computer (7) through the data transmission module.
2. The electric heating film performance testing system according to claim 1, characterized in that a direct current and alternating current switching button (31) is arranged on the electric data acquisition box (3), the direct current and alternating current switching button (31) is connected with input ends of a direct current power module (32) and an alternating current module (33), and output ends of the direct current power module (32) and the alternating current module (33) are connected with a power input end of the electric data acquisition box (3).
3. The electric heating film performance testing system of claim 1, characterized in that, the electric data acquisition box (3) includes measuring signal conversion module (34) and measuring module (35), measuring signal conversion module (34) is connected with power output and measuring module (35), measuring module (35) output is connected with opto-isolator module (36) input, opto-isolator module (36) output is connected with RS485 conversion module (37) input, RS485 conversion module (37) output is connected with singlechip (4).
4. The system for testing the performance of the electrothermal film according to claim 1, wherein the type of the single chip microcomputer (4) is STC12C5A60S 2.
5. The system for testing the performance of the electrothermal film according to claim 1, wherein the model of the electric data acquisition box (3) is PZEM-003/014.
6. The system for testing the performance of the electrothermal film according to claim 1, wherein the data transmission module is a Bluetooth antenna (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022736337.2U CN214201612U (en) | 2020-11-23 | 2020-11-23 | Electrothermal film performance test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022736337.2U CN214201612U (en) | 2020-11-23 | 2020-11-23 | Electrothermal film performance test system |
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| CN214201612U true CN214201612U (en) | 2021-09-14 |
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| CN202022736337.2U Active CN214201612U (en) | 2020-11-23 | 2020-11-23 | Electrothermal film performance test system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117250423A (en) * | 2023-09-14 | 2023-12-19 | 湖南德弘电热材料科技有限公司 | Nondestructive electric floor heating film reliability detection technology and device |
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2020
- 2020-11-23 CN CN202022736337.2U patent/CN214201612U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117250423A (en) * | 2023-09-14 | 2023-12-19 | 湖南德弘电热材料科技有限公司 | Nondestructive electric floor heating film reliability detection technology and device |
| CN117250423B (en) * | 2023-09-14 | 2024-05-24 | 湖南德弘电热材料科技有限公司 | Nondestructive electric floor heating film reliability detection technology and device |
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