CN215679153U

CN215679153U - Temperature testing device

Info

Publication number: CN215679153U
Application number: CN202122182216.2U
Authority: CN
Inventors: 杨显清; 杨萌
Original assignee: Harbin Precision Technology Shenzhen Co ltd
Current assignee: Harbin Precision Technology Shenzhen Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-01-28
Anticipated expiration: 2031-09-08

Abstract

The utility model relates to the technical field of temperature testing, and provides a temperature testing device which comprises a thermal resistance temperature sensor and a temperature regulating assembly, wherein the temperature regulating assembly comprises a furnace body, a heating device and a refrigerating device which are arranged in the furnace body; the thermal resistance temperature sensor is arranged in the furnace body, the thermal resistance temperature sensor is rapidly heated or cooled to a set value by utilizing high temperature generated by the work of a heating device or low temperature generated by a refrigerating device, wherein the set value approaches to the temperature value of the object to be tested, and then the thermal resistance temperature sensor is in contact connection with the object to be tested to test the temperature of the object to be tested, so that the temperature acquisition time of the object to be tested can be greatly shortened, and the temperature measurement efficiency of the object to be tested is improved.

Description

Temperature testing device

Technical Field

The utility model relates to the technical field of temperature testing, in particular to a temperature testing device.

Background

At present, temperature measuring devices for measuring the temperature of a human body or other objects and the temperature of an environment such as an enclosed space generally employ a mercury thermometer for measuring temperature, which mainly includes a vacuole and a tube body that are communicated with each other. Although the mercury thermometer is simple and intuitive when measuring the body temperature of a human body, when the mercury thermometer is in contact with an object to be measured, such as the human body, for measuring the temperature, the mercury in the liquid bubble is heated, the volume is expanded, the mercury can gradually rise to a certain position in the tube body from the liquid bubble part, and when the mercury reaches thermal equilibrium with the temperature of the object to be measured, the mercury column is constant to complete the temperature measurement action, so that the measuring time of the mercury thermometer is long, and the temperature measuring efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model solves the problem of how to improve the temperature measurement efficiency of the object to be measured.

In order to solve the above problems, the present invention provides a temperature testing apparatus, which includes a thermal resistance temperature sensor and a temperature adjusting assembly, wherein the temperature adjusting assembly includes a furnace body, and a heating device and a cooling device disposed in the furnace body, the thermal resistance temperature sensor is disposed in the furnace body, the heating device or the cooling device is used for heating or cooling the thermal resistance temperature sensor to a set value, and the thermal resistance temperature sensor is suitable for being in contact connection with an object to be tested.

Optionally, the lateral wall of the furnace body is provided with an air inlet structure and an air outlet structure, and the air inlet structure, the refrigerating device and the air outlet structure are suitable for forming a cooling channel.

Optionally, the refrigeration device includes a fan, and the fan is disposed at the air inlet structure or the air outlet structure.

Optionally, the refrigerator further comprises a power supply device, a first switch and a second switch, wherein input ends of the first switch and the second switch are electrically connected with the power supply device respectively, and output ends of the first switch and the second switch are electrically connected with the heating device and the cooling device respectively.

Optionally, the device further comprises a temperature control device, and the temperature control device is electrically connected to the first switch and the second switch respectively and is used for controlling the first switch and the second switch to be turned on or off respectively.

Optionally, the furnace body is provided with a taking and placing opening, the thermal resistance temperature sensor is arranged on the mounting structure, and the thermal resistance temperature sensor is suitable for being taken out or placed in from the taking and placing opening.

Optionally, the thermal resistance temperature sensor is a platinum resistance temperature sensor.

Optionally, still include the host computer, thermal resistance temperature sensor with the temperature control device respectively with host computer communication connection, the host computer is used for calculating and showing thermal resistance temperature sensor's measured value with the temperature control device the difference of setting value.

Optionally, the upper computer is adapted to be in communication connection with a user terminal, so that a user can view data on the upper computer through the user terminal.

Optionally, a heat insulation structure is arranged between the heating device and the cooling device.

Compared with the prior art, the thermal resistance temperature sensor is arranged in the furnace body, the thermal resistance temperature sensor is rapidly heated or refrigerated to a set value by utilizing high temperature generated by the work of a heating device or low temperature generated by the work of a refrigerating device, wherein the set value approaches to the temperature value of the object to be tested, and then the thermal resistance temperature sensor is in contact connection with the object to be tested instead of a mercury thermometer in the prior art so as to test the temperature of the object to be tested, so that the temperature acquisition time of the object to be tested can be greatly shortened, and the temperature measurement efficiency of the object to be tested is improved.

Drawings

FIG. 1 is a schematic structural diagram of a temperature testing apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a partial cross-sectional structure of a temperature measuring device according to an embodiment of the present invention;

fig. 3 is a schematic circuit diagram of a temperature testing apparatus according to an embodiment of the utility model.

Description of reference numerals:

1-furnace body; 10-a display panel; 11-a taking and placing port; 2-a heating device; 3-a refrigeration device; 4-a power supply device; 5-a first switch; 6-a second switch; 7-a temperature control device; 8-thermal resistance temperature sensor; 9-an upper computer.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the coordinate system XYZ provided herein, the X axis represents the right direction in the forward direction, the X axis represents the left direction in the reverse direction, the Y axis represents the rear direction in the forward direction, the Y axis represents the front direction in the reverse direction, the Z axis represents the upper direction in the forward direction, and the Z axis represents the lower direction in the reverse direction. Also, it is noted that the terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the terms "an embodiment," "one embodiment," and "one implementation," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or implementation is included in at least one embodiment or example implementation of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or implementation. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or implementations.

Referring to fig. 1 to 2, an embodiment of the present invention provides a temperature testing apparatus, including a thermal resistance temperature sensor 8 and a temperature adjusting assembly, where the temperature adjusting assembly includes a furnace body 1, and a heating device 2 and a cooling device 3 that are disposed in the furnace body 1, the thermal resistance temperature sensor 8 is disposed in the furnace body 1, the heating device 2 or the cooling device 3 is used to heat or cool the thermal resistance temperature sensor 8 to a set value, and the thermal resistance temperature sensor 8 is suitable for being in contact connection with an object to be tested.

It should be noted that the temperature adjusting component may be a standard dry body furnace, may also be a dry body temperature tester, and may also be other temperature adjusting devices. The temperature adjusting component can be provided with a temperature set value to be reached, the temperature set value is matched with the temperature value of the object to be measured, each object to be measured has a sample temperature, for example, the object to be measured is a human body, the temperature set value of the furnace body 1 is set to be 36 degrees because the normal body temperature of the human body as the sample temperature is 36.5 degrees, and if the object to be measured is culture soil, the temperature of the culture soil, for example, 25 degrees can be collected in advance through other thermometers to be used as the sample temperature of the culture soil, and the temperature set value of the furnace body 1 is set to be 25 degrees. Therefore, before the temperature of the object to be tested is measured, the thermal resistance temperature sensor 8 is placed in the furnace body 1, the heating device 2 or the refrigerating device 3 is used for heating or refrigerating the thermal resistance temperature sensor 8 to a set value matched with the sample temperature of the object to be tested, then the thermal resistance temperature sensor 8 is taken out of the furnace body 1, the temperature of the object to be tested with the sample temperature is measured, and the test time for testing the temperature of the object to be tested can be effectively shortened. Wherein, furnace body 1 can be shell structure to heating device 2 or refrigerating plant 3 can heat thermal resistance temperature sensor 8 to the setting value with the target assorted fast.

This embodiment is through setting up thermal resistance temperature sensor 8 in furnace body 1, the high temperature that utilizes the work of heating device 2 to produce or the low temperature that refrigerating device work produced, heat resistance temperature sensor 8 rapid heating or refrigeration to the setting value, wherein the setting value is close to the temperature value of await measuring object, then be connected with the contact of the awaiting measuring object through the mercury thermometer that thermal resistance temperature sensor 8 replaced among the prior art, in order to carry out the temperature test to the awaiting measuring object, thereby can shorten the temperature acquisition time to the awaiting measuring object greatly, and then improve the temperature measurement efficiency to the awaiting measuring object.

In an embodiment of the present invention, as shown in fig. 1, fig. 2 and fig. 3, an air inlet structure and an air outlet structure are arranged on a side wall of the furnace body 1, and the air inlet structure, the refrigeration device 3 and the air outlet structure are adapted to form a cooling channel.

For example, after measuring a sample temperature of 70 degrees, it is necessary to measure a sample temperature of about 50 degrees, and since the thermal resistance temperature sensor 8 is heated to 70 degrees before the test of the sample temperature of 70 degrees, when measuring a sample temperature of 50 degrees, since the thermal resistance temperature sensor 8 is a sensor thermometer that measures temperature using the principle that the resistance value of a conductor or a semiconductor changes with temperature, it is necessary to reduce the thermal resistance temperature sensor 8 to approach 50 degrees and then measure the temperature, otherwise, there are problems of long waiting time and inaccurate measurement. Therefore, the refrigerating device 3 is arranged in the furnace body 1, the air inlet structure, the refrigerating device 3 and the air outlet structure are suitable for forming a cooling channel, the set value of the temperature adjusting component is set to be the sample temperature of a new object to be measured, for example, 50 ℃, the refrigerating device 3 can be utilized to firstly cool the thermal resistance temperature sensor 8 so as to enable the thermal resistance temperature sensor 8 to be cooled to the set value, for example, 50 ℃, and then the thermal resistance temperature sensor 8 is utilized to measure the temperature of the new object to be measured, so that the temperature measuring efficiency can be improved, and the temperature measuring accuracy can also be improved.

The heating device 2 or the cooling device 3 can be used to heat or cool the thermal resistance temperature sensor 8, so as to raise or lower the temperature of the thermal resistance temperature sensor 8 to a set value, for example, see the dotted line in fig. 3.

In one embodiment of the present invention, the cooling device 3 comprises a fan, and the fan is disposed at the air inlet structure or the air outlet structure.

It should be noted that, the refrigeration device 3 is limited to be a fan, and the fan can be disposed at the air inlet structure or the air outlet structure, and the fan works to drive the air in the furnace body 1 to flow, that is, the fan rotates, so as to draw in the cold air outside the furnace body 1 from the air inlet structure and discharge the cold air from the air outlet structure, thereby effectively reducing the temperature in the furnace body 1. Of course, the refrigerating device 3 may also be other devices for realizing the cooling function, such as a refrigerating system formed by sequentially communicating a compressor, a condenser, a throttle valve and an evaporator, and reference may be made to the refrigerating principle of the mature existing refrigerator in the market, which is not described herein again.

Wherein, the fan can be installed in the air inlet structure department in furnace body 1, also can install in the air outlet structure department in furnace body 1, as long as can arouse the air flow when rotating and play the mounting means of cooling effect all be applicable to this technical scheme, do not specifically limit here. The air inlet structure can be an air inlet or an air inlet pipe, and the air outlet structure can be an air outlet or an air outlet pipe.

In one embodiment of the present invention, the temperature testing apparatus further comprises a power supply device 4, a first switch 5 and a second switch 6, wherein input terminals of the first switch 5 and the second switch 6 are electrically connected to the power supply device 4, respectively, and output terminals of the first switch 5 and the second switch 6 are electrically connected to the heating device 2 and the cooling device 3, respectively.

It should be noted that, as shown in fig. 2 and fig. 3, by electrically connecting the input terminals of the first switch 5 and the second switch 6 to the power supply device 4, respectively, and electrically connecting the output terminals of the first switch 5 and the second switch 6 to the heating device 2 and the cooling device 3, respectively, the power on or off of the power supply device 4 and the heating device 2 and the cooling device 3 can be controlled by the first switch 5 and the second switch 6, respectively, so as to control the manual operation or stop of the heating device 2 and the cooling device 3. The first switch 5 and the second switch 6 can be manual switches, such as circuit breakers, air switches, and the like, so that the first switch 5 and the second switch 6 can be selectively turned off manually according to the actual working condition of the furnace body 1.

The power supply device 4 is used for providing working power to the heating device 2 and the cooling device 3, and may be a direct current power supply or an alternating current power supply, which is not limited herein.

In an embodiment of the present invention, as shown in fig. 2 and 3, the temperature testing apparatus further includes a temperature control device 7, where the temperature control device 7 is electrically connected to the first switch 5 and the second switch 6, respectively, and is used for controlling the first switch 5 and the second switch 6 to be turned on or off, respectively.

It should be noted that before the thermal resistance temperature sensor 8 is placed in the furnace body 1 for heating or cooling, a set value matched with the sample temperature is set on the temperature control device 7 according to the sample temperature of the object to be measured at the later stage, then the first switch 5 or the second switch 6 is controlled to be closed through the temperature control device 7 respectively, so that the power supply device 4 supplies power to the heating device 2 or the cooling device 3, thereby heating or cooling the thermal resistance temperature sensor 8 to the set value, when the temperature in the furnace body 1 reaches the set value, the temperature control device 7 controls the first switch 5 or the second switch 6 to be opened, thereby stopping the heating device 2 or the cooling device 3, at this moment, the thermal resistance temperature sensor 8 is taken out from the furnace body 1, and starts to measure the temperature of the object to be measured in a contact manner, because the temperature of the thermal resistance temperature sensor 8 is matched with the sample temperature of the object to be measured, therefore, the temperature measurement time can be greatly reduced, and the temperature measurement efficiency is improved.

The first switch 5 and the second switch 6 may be a contactor, a relay, or the like, and the switch devices that can be controlled by the temperature control device 7 to be turned on or off are all suitable for the present technical solution, and are not limited specifically herein. The temperature control device 7 can be an existing temperature controller on the market, a PID control chip can be arranged in the temperature control device, high-power electronic switch elements such as a silicon controlled rectifier, a module, a solid-state relay and a contactor can be directly driven to act, various division numbers can be selected, and the measurement is accurate, so that the temperature control device 7 which can control the on-off of the first switch 5 and the second switch 6 is suitable for the technical scheme and is not limited specifically. The temperature control device 7 can be arranged on the furnace body 1, or can be arranged outside the furnace body 1, and the specific position is not particularly limited.

In an embodiment of the present invention, as shown in fig. 1 and fig. 2, the temperature testing apparatus further includes a display panel 10 disposed on the furnace body 1, and the thermal resistance temperature sensor 8 and the temperature control device 7 are respectively in communication connection with the display panel 10.

It should be noted that, the thermal resistance temperature sensor 8 and the temperature control device 7 are respectively in communication connection with the display panel 10, so that the measured value and the set value can be respectively transmitted to the display panel 10, and a person can directly observe the temperature data in the furnace body 1 on site through the display panel 10, which is more intuitive.

In an embodiment of the present invention, as shown in fig. 2, the temperature testing apparatus further includes a mounting structure disposed in the furnace body 1, the furnace body 1 is provided with a pick-and-place port 11, the thermal resistance temperature sensor 8 is disposed on the mounting structure, and the thermal resistance temperature sensor 8 is adapted to be taken out of or placed in the pick-and-place port 11.

The furnace body 1 is provided with the pick-and-place port 11, so that the thermal resistance temperature sensor 8 can be easily taken out of the pick-and-place port 11 or put into the furnace body 1, and the furnace is suitable for the temperature adjustment operation of the thermal resistance temperature sensor 8. The pick-and-place port 11 may be disposed on a top plate, front and rear side plates, or left and right side plates of the furnace body 1, and is not specifically limited herein, wherein a side plate of the furnace body 1 in the positive direction of the Z axis of the coordinate system is a top plate of the furnace body 1, a side plate of the furnace body 1 in the positive direction of the X axis of the coordinate system is a right side plate of the furnace body 1, a side plate of the furnace body 1 in the reverse direction of the X axis of the coordinate system is a left side plate of the furnace body 1, a side plate of the furnace body 1 in the positive direction of the Y axis of the coordinate system is a rear side plate of the furnace body 1, and a side plate of the furnace body 1 in the reverse direction of the Y axis of the coordinate system is a front side plate of the furnace body 1. The mounting structure may be a support plate, a lifting rope, or the like, and the mounting structure that can mount the thermal resistance temperature sensor 8 in the furnace body 1 is not specifically limited herein as long as it is applicable to this technical solution.

In one embodiment of the present invention, the thermal resistance temperature sensor 8 is a platinum resistance temperature sensor.

It should be noted that, by limiting the thermal resistance temperature sensor 8 to be a platinum resistance temperature sensor, the resistance value of the platinum resistance temperature sensor changes with the change of temperature, and the relationship between temperature and resistance is close to a linear relationship, so that the deviation is extremely small and increases with time, the deviation is negligible, and the method has the advantages of good reliability, short thermal response time and the like, thereby being capable of more accurately measuring the temperature value of the object to be measured. The platinum resistance element is a temperature-sensing element made up by using miniature ceramic tube and coiled platinum resistance wire stripper coil which is placed in the hole, and said temperature-sensing element can be made into various miniature temperature sensor probes, and can be used for temp. in the range of-30 deg.C to +150 deg.C.

In an embodiment of the present invention, as shown in fig. 3, the temperature testing apparatus further includes an upper computer 9, the thermal resistance temperature sensor 8 and the temperature control device 7 are respectively in communication connection with the upper computer 9, and the upper computer 9 is configured to calculate and display a difference between a measured value of the thermal resistance temperature sensor 8 and the set value of the temperature control device 7.

It should be noted that the thermal resistance temperature sensor 8 and the temperature control device 7 are respectively in communication connection with the upper computer 9, so that the actual measured value in the furnace body 1 is uploaded to the upper computer 9 by the thermal resistance temperature sensor 8, the set value of the furnace body 1 is uploaded to the upper computer 9 by the temperature control device 7 at the same time, and at this time, the difference value between the measured value and the set value can be calculated by the upper computer 9, and can be used as an error value of the thermal resistance temperature sensor 8 and stored in a memory of the upper computer 9; then the thermal resistance temperature sensor 8 is taken out from the furnace body 1, and when the temperature of the object to be measured is measured, the difference value calculated by the upper computer 9 can be read, so that more accurate temperature measurement can be achieved.

For example, if the temperature of the sample of the human body is known to be 36 ℃ in advance before the body temperature test is performed on the human body, the thermal resistance temperature sensor 8 is placed in the furnace body 1, then the set value of the heating device 2 in the furnace body 1 is set to be 36 ℃, then the temperature control device 7 controls the first switch 5 to be closed, at this time, the power supply device 4 supplies power to the heating device 2, so that the heating device 2 works to generate heat for heating the thermal resistance temperature sensor 8, the thermal resistance temperature sensor 8 measures the temperature in the furnace body 1 to be used as a measured value, for example, 37 ℃, when the temperature displayed on the temperature control device 7 reaches 36 ℃, the temperature control device 7 controls the first switch 5 to be opened, at this time, the temperature control device 7 and the thermal resistance temperature sensor 8 respectively upload the set value and the measured value to the upper computer 9, at this time, the upper computer 9 can calculate and store the difference value between the measured value and the set value by 1 degree, when the thermal resistance temperature sensor 8 is used to measure the temperature of the object to be measured in contact therewith, for example, the temperature value displayed by measuring the body temperature of the human body with the thermal resistance temperature sensor 8 is 38 degrees, and at this time, since the thermal resistance temperature sensor 8 has an error value of 1 degree, the actual body temperature of the human body should be 38-1 to 37 degrees, thereby realizing more accurate temperature measurement of the object to be measured. The conventional addition or subtraction calculation of the two values by the upper computer 9 is a conventional prior art, and is not described herein again.

In this embodiment, the upper computer 9 further includes a memory, and the difference value can be stored in the memory after the difference value is calculated by the upper computer 9 and compensated to the system program of the upper computer 9, so that when the object to be tested is tested in a later stage, the system program of the upper computer 9 can read the corresponding error of the memory, and thus, more accurate testing is achieved.

In one embodiment of the present invention, the upper computer 9 is adapted to be in communication connection with a user terminal, so that a user can view data on the upper computer 9 through the user terminal.

It should be noted that each thermal resistance temperature sensor 8 can be connected with each object to be tested in a contact manner, so as to upload the temperature value of the object to be tested to the upper computer 9 in real time, the upper computer 9 is suitable for being connected with a user terminal in a communication manner, and the thermal resistance temperature sensor 8 is connected with the upper computer 9 in a communication manner, so that the user can conveniently select the thermal resistance temperature sensor 8 to be checked at any time to read the temperature data of each object to be tested in real time, and the convenience of temperature testing and checking is improved. The user terminal can be a tablet computer, a smart phone and the like.

In one embodiment of the utility model, a heat insulation structure is arranged between the heating device 2 and the cooling device 3.

It should be noted that, by providing a heat insulation structure (not shown in the figure) between the heating device 2 and the cooling device 3, the heating device 2 and the cooling device 3 can be isolated by the isolation structure, so as to prevent the high temperature of the heating device 2 from damaging the cooling device 3, such as insulation loss. The heat insulation structure may be a heat insulation plate, for example, the furnace body 1 may be divided into two chambers, a high temperature chamber and a low temperature chamber by the heat insulation plate as the heat insulation structure. The heat insulation board can be made of heat insulation or high temperature resistant materials.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.

Claims

1. The utility model provides a temperature test device, its characterized in that, includes thermal resistance temperature sensor (8) and the subassembly that adjusts the temperature, the subassembly that adjusts the temperature include furnace body (1) and set up in heating device (2) and refrigerating device (3) in furnace body (1), thermal resistance temperature sensor (8) set up in furnace body (1), heating device (2) or refrigerating device (3) are used for heating thermal resistance temperature sensor (8) or refrigerate to the setting value, thermal resistance temperature sensor (8) are suitable for and await measuring the object contact and are connected.

2. The temperature testing device according to claim 1, wherein an air inlet structure and an air outlet structure are arranged on the side wall of the furnace body (1), and the air inlet structure, the refrigerating device (3) and the air outlet structure are suitable for forming a cooling channel.

3. The temperature testing device according to claim 2, characterized in that the cooling means (3) comprises a fan arranged at the air inlet structure or the air outlet structure.

4. The temperature testing device according to claim 2, further comprising a power supply device (4), a first switch (5) and a second switch (6), wherein the input terminals of the first switch (5) and the second switch (6) are electrically connected with the power supply device (4), respectively, and the output terminals of the first switch (5) and the second switch (6) are electrically connected with the heating device (2) and the cooling device (3), respectively.

5. The temperature testing device according to claim 4, further comprising a temperature control means (7), said temperature control means (7) being electrically connected to said first switch (5) and said second switch (6), respectively, for controlling the conduction or the disconnection of said first switch (5) and said second switch (6), respectively.

6. The temperature testing device according to claim 1, further comprising a mounting structure arranged in the furnace body (1), wherein a pick-and-place opening (11) is arranged on the furnace body (1), the thermal resistance temperature sensor (8) is arranged on the mounting structure, and the thermal resistance temperature sensor (8) is suitable for being taken out of or placed in the pick-and-place opening (11).

7. The temperature testing device according to claim 1, characterized in that the thermal resistance temperature sensor (8) is a platinum resistance temperature sensor.

8. The temperature testing device according to claim 5, further comprising an upper computer (9), wherein the thermal resistance temperature sensor (8) and the temperature control device (7) are respectively in communication connection with the upper computer (9), and the upper computer (9) is used for calculating and displaying a difference value between a measured value of the thermal resistance temperature sensor (8) and the set value of the temperature control device (7).

9. The temperature testing device according to claim 8, characterized in that the upper computer (9) is adapted to be in communication connection with a user terminal, so that a user can view data on the upper computer (9) through the user terminal.

10. Temperature testing device according to claim 1, characterized in that a heat insulation is provided between the heating means (2) and the cooling means (3).