CN213275424U - Soaking test mechanism - Google Patents
Soaking test mechanism Download PDFInfo
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- CN213275424U CN213275424U CN202021506857.8U CN202021506857U CN213275424U CN 213275424 U CN213275424 U CN 213275424U CN 202021506857 U CN202021506857 U CN 202021506857U CN 213275424 U CN213275424 U CN 213275424U
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Abstract
The utility model belongs to the technical field of the graphite membrane test and specifically relates to a soaking accredited testing organization. Present soaking test equipment guarantees low-cost when can't accomplish to guarantee the test result rate of accuracy, graphite flake soaking accredited testing organization has adopted low temperature coefficient flexible heater and linear direct current constant voltage power supply able to programme, makes the linear promotion that the temperature in source that generates heat can be quick and can be stable keep presetting the temperature, has improved the efficiency of testing process and the rate of accuracy of test result by a wide margin.
Description
Technical Field
The utility model belongs to the technical field of the graphite membrane test and specifically relates to a soaking accredited testing organization.
Background
The soaking performance test of soaking piece adopts laser heat conduction appearance mostly, though the wide test result of test range is accurate but because of the price is expensive, and the enterprise that has the test demand to the low temperature interval of many numbers can not select for use laser heat conduction appearance, and prior art is showing the cost reduction certainly like utility model patent that publication number is CN204154667U, nevertheless can't make control to the calorific capacity of the source that generates heat, and the result of test does not have the repeatability, and the result of test also can't be as the parameter of test product. The heating resistor in the patent goes through the following processes when being electrified for preheating: the temperature rises, and the resistance grow, and the electric current diminishes, and calorific capacity reduces, and the temperature reduces, and the resistance reduces, and the electric current grow, calorific capacity increase, and the temperature rises, and above process can continue to circulate in proper order, leads to preheating time extremely long or can't preheat to stable test temperature at all. When the heating resistor is used for testing data, namely after the soaking piece is attached to the heating resistor, the heating resistor can undergo the following processes: the soaking piece takes away partial heat, the temperature of the heating resistor is reduced, the resistance value is reduced, the current is increased, the heating amount is increased, the temperature is increased, the resistance value is increased, the current is reduced, the heating amount is reduced, the temperature is reduced, the processes can be sequentially and continuously circulated, and the temperature of a heating source is not controllable, so that the test result is not repetitive, and the reference is not provided. The test sample needs to be smeared with the heat-conducting glue and fixed on the heating source, the heat-conducting glue needs to be cleaned after each test, and once the residual heat-conducting glue is solidified, the heating amount of the heating source brings uncertainty to the test process due to medium change and surface area change. For the temperature measurement of a plurality of points, the points need to be measured one by one, which is time-consuming and labor-consuming.
And the utility model discloses what the end adopted that generates heat is the flexible heater of low temperature coefficient, and the linear constant voltage power supply able to programme is cooperated can provide a stable source that generates heat to can obtain accurate measuring result.
Disclosure of Invention
The utility model aims at: the soaking test mechanism has the advantages that the defects in the prior art are overcome, the soaking test mechanism is capable of remarkably reducing cost, improving convenience of a test process and guaranteeing accuracy of soaking test results.
The utility model provides a mechanism for testing soaking test of graphite membrane, includes the isolation guard box, there are computer and linear direct current constant voltage power supply outside the isolation guard box, and inside is provided with the base, there is the sample soaking test platform who contains low temperature coefficient heater on the base, the one end of base has temperature measuring device through temperature measuring device leg joint, temperature measuring device is connected with the computer, the linear direct current constant voltage power supply of low temperature coefficient heater among the soaking test platform is connected, still be provided with temperature and humidity monitoring device in the isolation guard box.
Further, the low temperature coefficient heater is a low temperature coefficient flexible heater.
Further, the linear direct current stabilized power supply is a programmable linear direct current stabilized power supply.
Furthermore, the soaking test platform adopts an asbestos board.
Furthermore, the temperature measuring device is an infrared thermal imager.
Furthermore, the temperature measuring device bracket is a liftable temperature measuring device bracket.
Furthermore, the temperature measuring device support comprises a guide rail and a temperature measuring device fixing seat positioned on the guide rail, and the temperature measuring device fixing seat is also connected with the lifting mechanism and driven by the lifting mechanism to move up and down along the guide rail.
Furthermore, the lifting mechanism adopts an electric push rod or a hydraulic push rod.
Furthermore, the bottom of the isolation protection box is provided with brake casters.
The utility model adopts the above structure, can produce following beneficial effect:
1. the resistance value of the heating resistor is almost unchanged in the electrifying preheating process, the temperature can rise stably, the preheating time is short, and the stable preset temperature can be reached.
2. The heating resistor is at the in-process of test data, even take away the heat after the soaking piece is attached, the resistance also can not change almost, and the source that generates heat can continue stable continuous heating, and the test result has repeatability, but reference nature is higher.
3. Because the heating source adopts the flexible heater, the test sample can be directly adhered to the heating source without adopting heat-conducting glue, and the convenience of the test process is obviously improved.
4. During the measuring result, the utility model discloses can adjust the height of infrared thermal imager from top to bottom through the support of liftable, bring whole to be measured sample into the temperature measurement area, once only note the temperature of all points of waiting to measure.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced 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 based on these drawings without inventive exercise. Wherein the content of the first and second substances,
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the temperature measuring mechanism.
1-isolation protection box 2-temperature measuring mechanism 3-temperature and humidity monitoring meter 4-linear direct current stabilized power supply 5-computer 21-guide rail 22-temperature measuring device fixing seat 23-electric push rod 24-base 25-low temperature coefficient heater 26-soaking test platform 27-temperature measuring device.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention. The present invention is described in detail by using schematic structural diagrams and the like, which are only examples and should not limit the protection scope of the present invention. In addition, the actual fabrication process should include three-dimensional space of length, width and depth.
Referring to fig. 1 and 2, a mechanism for testing a graphite film soaking test comprises an isolation protection box, a computer and a linear direct-current stabilized voltage power supply are arranged outside the isolation protection box, a base is arranged inside the isolation protection box, a sample soaking test platform comprising a low-temperature coefficient heater is arranged on the base, one end of the base is connected with a temperature measuring device through a temperature measuring device support, the temperature measuring device is connected with the computer through a data line, the low-temperature coefficient heater in the soaking test platform is connected with the linear direct-current stabilized voltage power supply, and a temperature and humidity monitoring device is further arranged in the isolation protection box. The low temperature coefficient heater is a low temperature coefficient flexible heater, and the preferred model is as follows: OMRGA KHLV-101/10. The linear direct current stabilized power supply is a programmable linear direct current stabilized power supply, and the preferred type is as follows: RIGOL DP 1. The soaking test platform adopts an asbestos plate. The temperature measuring device is an infrared thermal imager. The temperature measuring device bracket is a liftable temperature measuring device bracket. The temperature measuring device support comprises a guide rail and a temperature measuring device fixing seat located on the guide rail, and the temperature measuring device fixing seat is further connected with the lifting mechanism and driven by the lifting mechanism to move up and down along the guide rail. The lifting mechanism adopts an electric push rod or a hydraulic push rod. The guide rail is welded on the base, the temperature measuring device fixing seat is sleeved in the guide rail, the temperature measuring device is installed on the fixing seat, one end of the electric push rod is fixed on the base, one end of the electric push rod is fixed below the temperature measuring device fixing seat, when the temperature measuring device needs to be adjusted upwards, the extending key is pressed down, the electric push rod extends out of the push rod to push the temperature measuring device fixing seat to ascend along the guide rail, when the temperature measuring device needs to be adjusted downwards, the retracting key is pressed down, the electric push rod retracts the push rod. And brake trundles are arranged at the bottom of the isolation protection box.
5. The utility model discloses compare and can provide a stable source that generates heat in prior art, the in-process is preheated in the circular telegram to the resistance that generates heat, because adopted the flexible heater and the linear direct current constant voltage power supply of low temperature coefficient, resistance and voltage are almost unchangeable, and the temperature can steadily rise, and the preheating time is short and can reach stable temperature of predetermineeing. The heating resistor is at the in-process of test data, even take away the heat after the soaking piece is attached, the resistance also can not change almost, and the source that generates heat can continue the steady heat that gives off continuously, and the test result is accurate, can repeat. Because the heating source adopts the flexible heater, the test sample can be directly adhered to the heating source without adopting heat-conducting glue, and the convenience of the test process is obviously improved. During the measuring result, the utility model discloses can adjust the height of infrared thermal imager from top to bottom through the support of liftable, bring whole to be measured sample into the temperature measurement area, once only note the temperature of all points of waiting to measure.
When in test, whether the temperature measuring device is accurately focused on a test sample or not is observed through a computer, if the temperature measuring device is not focused on the sample, the temperature measuring device is adjusted to be at a proper height through a liftable temperature measuring device support so that the temperature measuring device can be focused on the test sample, a power supply is turned on to adjust output voltage according to the temperature of a heating source required by the test, preheating time is determined according to set temperature, an isolation protection box is opened, the sample required to be tested is manufactured into a soaking piece with the width of 60mm and the length of 100mm, one end of the soaking piece is uniformly and flatly pasted on a heater, the other end of the soaking piece is pasted on a asbestos board, the isolation protection box is closed, and the test is waited for 30 minutes, at the moment, the temperature of 4 test points of the test sample shot by an infrared thermal imager can be read through a display, test.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. A soaking accredited testing organization which characterized in that: including the isolation protection case, there are computer and linear direct current constant voltage power supply outside the isolation protection case, and inside is provided with the base, there is the sample soaking test platform who contains low temperature coefficient heater on the base, the one end of base has temperature measuring device through temperature measuring device leg joint, temperature measuring device is connected with the computer, low temperature coefficient heater in the soaking test platform is connected with linear direct current constant voltage power supply, still be provided with humiture monitoring device in the isolation protection case.
2. A soaking test mechanism according to claim 1, characterized in that: the low temperature coefficient heater is a low temperature coefficient flexible heater.
3. A soaking test mechanism according to claim 1, characterized in that: the linear direct current stabilized power supply is a programmable linear direct current stabilized power supply.
4. A soaking test mechanism according to claim 1, characterized in that: the soaking test platform adopts an asbestos plate.
5. A soaking test mechanism according to claim 1, characterized in that: the temperature measuring device is an infrared thermal imager.
6. A soaking test mechanism according to claim 1, characterized in that: the temperature measuring device bracket is a liftable temperature measuring device bracket.
7. A soaking test mechanism according to claim 6, characterized in that: the temperature measuring device support comprises a guide rail and a temperature measuring device fixing seat located on the guide rail, and the temperature measuring device fixing seat is further connected with the lifting mechanism and driven by the lifting mechanism to move up and down along the guide rail.
8. A soaking test mechanism according to claim 7, characterized in that: the lifting mechanism adopts an electric push rod or a hydraulic push rod.
9. A soaking test mechanism according to claim 1, characterized in that: and brake trundles are arranged at the bottom of the isolation protection box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021506857.8U CN213275424U (en) | 2020-07-27 | 2020-07-27 | Soaking test mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021506857.8U CN213275424U (en) | 2020-07-27 | 2020-07-27 | Soaking test mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213275424U true CN213275424U (en) | 2021-05-25 |
Family
ID=75968764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021506857.8U Active CN213275424U (en) | 2020-07-27 | 2020-07-27 | Soaking test mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213275424U (en) |
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2020
- 2020-07-27 CN CN202021506857.8U patent/CN213275424U/en active Active
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