CN213518023U - Resistivity testing device with PID temperature control system and high resistance meter - Google Patents
Resistivity testing device with PID temperature control system and high resistance meter Download PDFInfo
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- CN213518023U CN213518023U CN202023044555.6U CN202023044555U CN213518023U CN 213518023 U CN213518023 U CN 213518023U CN 202023044555 U CN202023044555 U CN 202023044555U CN 213518023 U CN213518023 U CN 213518023U
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Abstract
The utility model discloses a resistivity testing arrangement with PID temperature control system and high resistance meter, including controller, singlechip, heating chamber, temperature sensor, refrigeration room, thermostated container, three electrode measuring apparatuss, high resistance meter and bottom plate, the equal fixed mounting of high resistance meter and thermostated container is at the top of bottom plate, fixed mounting has the backup pad on the lateral wall of thermostated container, the top fixed mounting of backup pad has the control box, the inside fixed mounting of control box has controller and singlechip, controller and singlechip electric connection, the equal fixed mounting of heating chamber and refrigeration room is on the interior roof of thermostated container, the inside fixed mounting of heating chamber has the electric heater, the inside fixed mounting of refrigeration room has the refrigerating unit, temperature sensor fixed mounting is at the top of thermostated container. The utility model relates to a resistivity testing arrangement technical field, simple structure, temperature regulation is convenient, and the temperature control precision is high, and the practicality is strong.
Description
Technical Field
The utility model relates to a resistivity testing arrangement technical field especially relates to a resistivity testing arrangement with PID temperature control system and high resistant meter.
Background
The resistivity is a physical quantity for representing resistance characteristics of various substances, and the resistance of a conductor made of a certain material with a length of 1 meter and a cross-sectional area of 1 square meter is numerically equal to the resistivity of the material. It reflects the property of the substance to hinder the current flow, it is dependent on the kind of substance, and it is also influenced by temperature.
The existing high resistance meter can only test the volume resistivity at 20 ℃ and cannot reflect the insulating property of materials at different use temperatures, and therefore, a resistivity testing device with a PID temperature control system and the high resistance meter is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem existing in the prior art, and the resistivity testing device with PID temperature control system and high resistance meter that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an electrical resistivity testing arrangement with PID temperature control system and high resistant meter, includes controller, singlechip, heating chamber, temperature sensor, refrigeration room, thermostated container, three electrode measuring apparatu, high resistant meter and bottom plate, the equal fixed mounting of high resistant meter and thermostated container is at the top of bottom plate, fixed mounting has the backup pad on the lateral wall of thermostated container, the top fixed mounting of backup pad has the control box, the inside fixed mounting of control box has controller and singlechip, controller and singlechip electric connection, the equal fixed mounting of heating chamber and refrigeration room is on the interior roof of thermostated container, the inside fixed mounting of heating chamber has the electric heater, the inside fixed mounting of refrigeration room has the refrigerating unit, temperature sensor fixed mounting is at the top of thermostated container, just temperature sensor's sense terminal extends to the inside of thermostated container, three electrode measuring apparatu fixed mounting is in the inside of thermostated container, the equal fixed mounting in four corners department of three electrode measuring apparatu bottom has the insulated column, the bottom of insulated column and the interior diapire fixed connection of thermostated container, through power cord electric connection between three electrode measuring apparatu and the high stop meter, heating chamber and refrigeration room all with controller electric connection, temperature sensor and singlechip electric connection.
Preferably, the incubator comprises an insulating layer and a blocking layer, the insulating layer is fixedly connected with the surface of the inner layer of the incubator, and the blocking layer is fixedly connected with the surface of the inner layer of the insulating layer.
Preferably, the front surface of the incubator is hinged with a chamber door, and the front surface of the chamber door is fixedly provided with a handle.
Preferably, a sealing strip is fixedly mounted on one side of the box door, and the sealing strip is made of silicon rubber.
Preferably, the box door is provided with an observation window, and transparent toughened glass is fixedly arranged inside the observation window.
Preferably, the power line is a high-temperature-resistant cable, and the power line is made of polyfluortetraethylene.
Compared with the prior art, the beneficial effects of the utility model are that:
when the temperature in the thermostat needs to be controlled, the heater arranged in the heating chamber and the refrigerating unit arranged in the refrigerating chamber can be controlled to operate by electrifying the controller, the temperature in the thermostat is detected by the temperature sensor, when the temperature in the thermostat needs to be raised, the controller controls the electric heater in the heating chamber to be started, the thermostat is heated by the electric heater to raise the temperature, when the temperature sensor detects that the temperature in the thermostat reaches the temperature required by heating, a signal is transmitted to the singlechip, the singlechip processes the signal and feeds the signal back to the controller, the controller controls the electric heater to be closed, when the temperature in the thermostat needs to be lowered, the controller controls the refrigerating unit in the refrigerating chamber to be started, the temperature in the thermostat is lowered by the refrigerating unit, and when the temperature sensor detects that the temperature in the thermostat reaches the temperature required by lowering, the signal is transmitted to the single chip microcomputer, the single chip microcomputer processes the signal and then feeds the signal back to the controller, the refrigeration unit is controlled to be closed through the controller, and the refrigeration unit temperature control device is simple in structure, convenient to adjust temperature, high in temperature control precision and high in practicability.
Drawings
Fig. 1 is a schematic structural diagram of a resistivity testing device with a PID temperature control system and a high resistance meter according to the present invention;
fig. 2 is a schematic structural view of a thermostat in the resistivity testing apparatus with a PID temperature control system and a high resistance meter according to the present invention;
fig. 3 is a temperature control system diagram in the resistivity testing apparatus with the PID temperature control system and the high impedance meter provided by the present invention.
In the figure: 1. a controller; 2. a single chip microcomputer; 3. a heating chamber; 4. a temperature sensor; 5. a refrigeration compartment; 6. a thermostat; 7. a box door; 8. a three-electrode measuring instrument; 9. a high resistance meter; 10. a power line; 11. a base plate; 12. a support plate; 13. a sealing strip; 14. an observation window; 15. a heat-insulating layer; 16. a barrier layer; 17. and an insulating column.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, an electrical resistivity testing device with a PID temperature control system and a high resistance meter comprises a controller 1, a single chip microcomputer 2, a heating chamber 3, a temperature sensor 4, a refrigerating chamber 5, a thermostat 6, a three-electrode measuring instrument 8, a high resistance meter 9 and a bottom plate 11, wherein the high resistance meter 9 and the thermostat 6 are both fixedly installed on the top of the bottom plate 11, a support plate 12 is fixedly installed on the outer side wall of the thermostat 6, a control box is fixedly installed on the top of the support plate 12, the controller 1 and the single chip microcomputer 2 are fixedly installed inside the control box, the controller 1 is electrically connected with the single chip microcomputer 2, the heating chamber 3 and the refrigerating chamber 5 are both fixedly installed on the inner top wall of the thermostat 6, an electric heater is fixedly installed inside the heating chamber 3, a refrigerating unit is fixedly installed inside the refrigerating chamber 5, the temperature sensor 4 is fixedly installed on the top of the thermostat 6, and the detection end, the three-electrode measuring instrument 8 is fixedly installed inside the thermostat 6, the insulating columns 17 are fixedly installed at four corners of the bottom of the three-electrode measuring instrument 8, the bottom of each insulating column 17 is fixedly connected with the inner bottom wall of the thermostat 6, the three-electrode measuring instrument 8 is electrically connected with the high resistance meter 9 through the power line 10, the heating chamber 3 and the refrigerating chamber 5 are electrically connected with the controller 1, and the temperature sensor 4 is electrically connected with the single chip microcomputer 2.
Wherein, thermostated container 6 includes heat preservation 15 and barrier layer 16, heat preservation 15 and thermostated container 6's inner layer surface fixed connection, barrier layer 16 and heat preservation 15's inner layer surface fixed connection, can keep apart thermostated container 6 and external cold and hot exchange through setting up of heat preservation 15 and barrier layer 16 to be favorable to the energy saving loss.
Wherein, the front of thermostated container 6 articulates there is chamber door 7, and the front fixed mounting of chamber door 7 has the handle, has made things convenient for opening and closing of chamber door 7 through the handle, plays fine sealed effect through chamber door 7.
Wherein, door 7 one side fixed mounting has sealing strip 13, and sealing strip 13 is the silicon rubber material, and the silicon rubber material has fine temperature toleration and leakproofness, ensures the gas tightness of thermostated container 6 and door 7 junction, is favorable to the accuse temperature.
Wherein, seted up observation window 14 on the chamber door 7, the inside fixed mounting of observation window 14 has transparent toughened glass, makes things convenient for operating personnel to observe the inside test condition of thermostated container 6 through observation window 14.
The high-temperature-resistant cable is mainly characterized by being high-temperature-resistant, insulating, fireproof, flame-retardant, corrosion-resistant, aging-resistant, weather-resistant, high-strength, high-modulus, anti-static, smooth in appearance and the like, the use safety of the testing device is ensured, and meanwhile, the service life of the power cord 10 is prolonged.
The working principle is as follows: in the utility model, during testing, a material to be tested is placed on the three-electrode measuring instrument 8 by opening the box door 7, the box door 7 is closed, resistivity testing can be carried out on the material by matching the three-electrode measuring instrument 8, the high-resistance meter 9 and the power line 10, when the temperature in the thermostat 6 needs to be controlled, the operation of the heater arranged in the heating chamber 3 and the refrigerating unit arranged in the refrigerating chamber 5 can be controlled by electrifying the controller 1, the temperature in the thermostat 6 is detected by the temperature sensor 4, when the temperature in the thermostat 6 needs to be raised, the controller 1 controls the electric heater in the heating chamber 3 to be started, the electric heater heats the inside of the thermostat 6 to raise the temperature, when the temperature sensor 4 detects that the temperature in the thermostat 6 reaches the temperature needed by heating, the signal is transmitted to the singlechip 2, the singlechip 2 feeds the signal back to the controller 1 after processing the signal, close through controller 1 control electric heater, when needs reduce 6 inside temperatures of thermostated container, 5 inside refrigerating unit starts in controller 1 control refrigeration room, to 6 inside cooling of thermostated container through the refrigerating unit, make the temperature reduce, it needs the temperature back to detect 6 inside temperature arrivals of thermostated container to reduce to detect as temperature sensor 4, give singlechip 2 with signal transmission, give controller 1 with signal feedback behind the 2 processing signal of singlechip, close through 1 control refrigerating unit of controller, moreover, the steam generator is simple in structure, temperature regulation is convenient, the temperature control precision is high, therefore, the clothes hanger is strong in practicability.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The resistivity testing device with the PID temperature control system and the high-resistance meter comprises a controller (1), a single chip microcomputer (2), a heating chamber (3), a temperature sensor (4), a refrigerating chamber (5), a thermostat (6), a three-electrode measuring instrument (8), a high-resistance meter (9) and a bottom plate (11), and is characterized in that the high-resistance meter (9) and the thermostat (6) are fixedly installed at the top of the bottom plate (11), a supporting plate (12) is fixedly installed on the outer side wall of the thermostat (6), a control box is fixedly installed at the top of the supporting plate (12), the controller (1) and the single chip microcomputer (2) are fixedly installed inside the control box, the controller (1) is electrically connected with the single chip microcomputer (2), the heating chamber (3) and the refrigerating chamber (5) are fixedly installed on the inner top wall of the thermostat (6), and an electric heater is fixedly installed inside the heating chamber (3), the inside fixed mounting of refrigeration room (5) has refrigerating unit, temperature sensor (4) fixed mounting is at the top of thermostated container (6), just the sense terminal of temperature sensor (4) extends to the inside of thermostated container (6), three electrode measuring apparatu (8) fixed mounting is in the inside of thermostated container (6), the equal fixed mounting in four corners department of three electrode measuring apparatu (8) bottom has insulated column (17), the bottom of insulated column (17) and the interior diapire fixed connection of thermostated container (6), through power cord (10) electric connection between three electrode measuring apparatu (8) and high stop meter (9), heating chamber (3) and refrigeration room (5) all with controller (1) electric connection, temperature sensor (4) and singlechip (2) electric connection.
2. The resistivity testing device with the PID temperature control system and the high resistance meter according to claim 1, wherein the incubator (6) comprises an insulating layer (15) and a blocking layer (16), the insulating layer (15) is fixedly connected with the inner layer surface of the incubator (6), and the blocking layer (16) is fixedly connected with the inner layer surface of the insulating layer (15).
3. The resistivity testing device with the PID temperature control system and the high resistance meter according to claim 1, wherein a door (7) is hinged to the front surface of the incubator (6), and a handle is fixedly installed on the front surface of the door (7).
4. The resistivity testing device with the PID temperature control system and the high resistance meter according to claim 3, wherein a sealing strip (13) is fixedly installed on one side of the box door (7), and the sealing strip (13) is made of silicon rubber.
5. The resistivity testing device with the PID temperature control system and the high resistance meter according to claim 3, wherein an observation window (14) is arranged on the box door (7), and transparent toughened glass is fixedly arranged inside the observation window (14).
6. The resistivity testing device with the PID temperature control system and the high resistance meter according to claim 1, wherein the power line (10) is a high temperature resistant cable, and the power line (10) is made of polyfluortetraethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023044555.6U CN213518023U (en) | 2020-12-17 | 2020-12-17 | Resistivity testing device with PID temperature control system and high resistance meter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023044555.6U CN213518023U (en) | 2020-12-17 | 2020-12-17 | Resistivity testing device with PID temperature control system and high resistance meter |
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| CN213518023U true CN213518023U (en) | 2021-06-22 |
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| CN202023044555.6U Active CN213518023U (en) | 2020-12-17 | 2020-12-17 | Resistivity testing device with PID temperature control system and high resistance meter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114146326A (en) * | 2021-11-24 | 2022-03-08 | 中国原子能科学研究院 | Measuring device for radiotherapy |
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2020
- 2020-12-17 CN CN202023044555.6U patent/CN213518023U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114146326A (en) * | 2021-11-24 | 2022-03-08 | 中国原子能科学研究院 | Measuring device for radiotherapy |
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