Furnace temperature tracker with good heat insulation effect

Abstract

The furnace temperature tracker with the good heat insulation effect comprises a data recorder, a heat insulation box, a temperature measuring sensor, a high-temperature-resistant lead and a clamp, the heat insulation box comprises a box body, an upper cover and a heat insulation device, heat insulation coatings are arranged on the outer surfaces of the box body and the upper cover, and the heat insulation device is composed of a ceramic mesh layer, a perlite layer and a phase change material layer. The data recorder is reasonable in structural design, high-temperature heat in the furnace can be subjected to multiple obstructions, the heat insulation effect is better, and the temperature of the data recorder can be kept at a specified level in the heating process of the furnace so as to ensure the precision of temperature measurement data.

Description

Technical Field

[0001] The utility model relates to the technical field of furnace temperature measuring instruments, and more specifically to a furnace temperature tracking instrument with good heat insulation effect. Background Art

[0002] The furnace temperature tracker is a device used to measure the surface temperature curve of the workpiece after it enters the industrial furnace. It can be divided into two types: wired transmission furnace temperature tester and wireless transmission furnace temperature tester. When working, the furnace temperature tester is generally installed inside the furnace cavity to more accurately monitor the temperature changes in the furnace. However, due to the lack of corresponding heat insulation mechanism on the surface of the furnace temperature tester, when the temperature in the furnace is too high, the main board and the arranged wiring harness inside the tester are easily affected by the high temperature, and soften, resulting in poor contact of the components inside the tester, resulting in inaccurate monitoring data.

[0003] To solve the above problems, some furnace temperature trackers equipped with thermal insulation mechanisms are currently available on the market, such as a fully sealed furnace temperature tester for high temperature environments with patent application number 202322529682.2. However, the thermal insulation structure of this type of furnace temperature tester is complex, inconvenient to use, and the thermal insulation effect still needs to be strengthened. Utility Model Content

[0004] The purpose of the utility model is to overcome the above-mentioned defects in the prior art and to provide a furnace temperature tracker with a simple structure, reasonable design, multiple barriers to high-temperature heat in the furnace and better heat insulation effect.

[0005] To achieve the above-mentioned purpose, the utility model provides a furnace temperature tracker with good heat insulation effect, including a data recorder, a heat insulation box, a temperature sensor, a high temperature resistant lead wire and a clip, the heat insulation box includes a box body, an upper cover and a heat insulation device, the outer surfaces of the box body and the upper cover are provided with a heat insulation coating, the upper cover is installed on the top of the box body, the main body of the heat insulation device is installed inside the box body, the data recorder is installed inside the main body of the heat insulation device, the cover of the heat insulation device is connected to the inner top of the upper cover, the temperature sensor is fixedly connected to the clip, one end of the high temperature resistant lead wire is connected to the temperature sensor, and the other end of the high temperature resistant lead wire passes through the box body and the heat insulation device to be connected to the data interface of the data recorder;

[0006] The thermal insulation device is composed of a ceramic mesh layer, a perlite layer and a phase change material layer, and the ceramic mesh layer, the perlite layer and the phase change material layer are sequentially connected together from the outside to the inside.

[0007] Preferably, the data logger is configured as a 4-channel or 6-channel data logger, and its measuring range is -150 to 500°C.

[0008] Preferably, the clamp is configured as a clamp with a temperature resistance of 500°C, and the high temperature resistant lead is configured as a cable with a temperature resistance of 300-500°C.

[0009] Preferably, the box body and the upper cover are respectively made of stainless steel.

[0010] Preferably, the thermal insulation coating is configured as a silica aerogel coating or a nano-alumina coating.

[0011] Preferably, the phase change material layer includes an outer film and paraffin disposed in the outer film.

[0012] Preferably, a lock is provided between the box body and the upper cover.

[0013] Preferably, a handle is provided on the top of the upper cover.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model has a reasonable structural design. The outer surfaces of the box body and the upper cover of the heat insulation box are provided with heat insulation coatings. The data logger is placed inside the heat insulation device of the heat insulation box. The heat insulation device consists of a ceramic mesh layer, a perlite layer and a phase change material layer. It can perform multiple barriers to the high-temperature heat in the furnace and has a better heat insulation effect. During the heating process of the furnace, the temperature of the data logger can be maintained at a specified level to ensure the accuracy of the temperature measurement data. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a structural schematic diagram of a furnace temperature tracker provided by an embodiment of the utility model;

[0018] Figure 2 It is an exploded view of a furnace temperature tracker provided by an embodiment of the utility model;

[0019] Figure 3 It is a schematic diagram of the layer structure of the heat insulation device provided in an embodiment of the utility model. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Please refer to Figure 1 and Figure 2 An embodiment of the utility model provides a furnace temperature tracker with good thermal insulation effect, including a data recorder 1, a thermal insulation box 2, a temperature sensor 3, a high temperature resistant lead 4 and a clip 5 and other components. The various components of this embodiment are described in detail below in conjunction with the accompanying drawings.

[0022] In this embodiment, the data logger 1 can be preferably set as a 4-channel or 6-channel data logger, and its model can be DATAPAQ ET3, which is compatible with 32 / 64-bit versions of Windows xP, Vista, Windows 7 / 8 / 9 / 10, and its measurement range is -150 to 500°C.

[0023] like Figure 1 and Figure 2 As shown, the heat-insulating box 2 may include a box body 21, an upper cover 22 and a heat-insulating device 23. The outer surfaces of the box body 21 and the upper cover 22 are provided with a heat-insulating coating, and the upper cover 22 is installed on the top of the box body 21. In specific manufacturing, the box body 21 and the upper cover 22 may be made of stainless steel materials, respectively, wherein the heat-insulating coating may preferably be set as a silica aerogel coating or a nano-alumina coating. Of course, a coating formed by coating with other heat-insulating coatings may also be used according to actual needs.

[0024] like Figure 2 As shown, the heat insulation device 23 can be provided with a square box-shaped main body 231 and a cover body 232. The main body 231 of the heat insulation device 23 is installed inside the box body 21, and the data logger 1 is installed inside the main body 231 of the heat insulation device 23. The cover body 232 of the heat insulation device 23 is connected to the inner top end of the upper cover 22. When the heat insulation box 2 is covered with the upper cover 22, the cover body 232 of the heat insulation device 23 is also covered with the main body 231 of the heat insulation device 23.

[0025] Furthermore, the main body 231 and the cover 232 of the heat insulating device 23 can be composed of a ceramic mesh layer 233 with a plurality of meshes, a perlite layer 234 and a phase change material layer 235, and the ceramic mesh layer 233, the perlite layer 234 and the phase change material layer 235 are sequentially connected from the outside to the inside. Among them, the ceramic mesh layer 233 and the perlite layer 234 have very excellent high temperature resistance and heat insulation effects.

[0026] Preferably, the phase change material layer 233 may include an outer film and paraffin disposed in the outer film, and the phase change material layer 235 may absorb and store heat. Of course, other common phase change materials may also be used according to actual needs.

[0027] like Figure 1 and Figure 2 As shown, the temperature sensor 3 can be fixedly connected to the clip 5, one end of the high temperature resistant lead 4 is connected to the temperature sensor 3, and the other end of the high temperature resistant lead 4 passes through the box 21 and the heat insulation device 23 to be connected to the data interface of the data logger 1. During operation, the temperature sensor 3 can be quickly clamped and installed with the furnace by the clip 5.

[0028] In this embodiment, the clamp 5 can be preferably set as a clamp with a temperature resistance of 500°C, and the high temperature resistant lead wire 4 can be preferably set as a cable with a temperature resistance of 300-500°C.

[0029] like Figure 1 and Figure 2 As shown, in order to facilitate the quick installation and removal of the box body 21 and the upper cover 22 , a lock 24 may be further provided between the box body 21 and the upper cover 22 .

[0030] In addition, in order to facilitate the transportation of the furnace temperature tracker and improve its portability, a handle 25 may be additionally provided on the top of the upper cover 22 .

[0031] The above embodiments are preferred implementation modes of the present invention, but the implementation modes of the present invention are not limited by the above embodiments. Any other changes, modifications, substitutions, combinations, and simplifications that do not deviate from the spirit and principle of the present invention should be equivalent replacement methods and are included in the protection scope of the present invention.

Claims

1. A furnace temperature tracker with good heat insulation effect, characterized in that: It includes a data recorder, a heat-insulating box, a temperature sensor, a high-temperature resistant lead wire and a clip. The heat-insulating box includes a box body, an upper cover and a heat-insulating device. The outer surfaces of the box body and the upper cover are provided with a heat-insulating coating. The upper cover is installed on the top of the box body. The main body of the heat-insulating device is installed inside the box body. The data recorder is installed inside the main body of the heat-insulating device. The cover of the heat-insulating device is connected to the inner top of the upper cover. The temperature sensor is fixedly connected to the clip. One end of the high-temperature resistant lead wire is connected to the temperature sensor. The other end of the high-temperature resistant lead wire passes through the box body and the heat-insulating device and is connected to the data interface of the data recorder. The thermal insulation device is composed of a ceramic mesh layer, a perlite layer and a phase change material layer, and the ceramic mesh layer, the perlite layer and the phase change material layer are sequentially connected together from the outside to the inside.

2. A furnace temperature tracker with good heat insulation effect according to claim 1, characterized in that: The data logger is configured as a 4-channel or 6-channel data logger, and its measuring range is -150 to 500°C.

3. A furnace temperature tracker with good heat insulation effect according to claim 1 or 2, characterized in that: The clamp is configured to be a clamp with a temperature resistance of 500°C, and the high temperature resistant lead wire is configured to be a cable with a temperature resistance of 300-500°C.

4. A furnace temperature tracker with good heat insulation effect according to claim 1, characterized in that: The box body and the upper cover are respectively made of stainless steel materials.

5. A furnace temperature tracker with good heat insulation effect according to claim 1, characterized in that: The heat-insulating coating is configured as a silicon dioxide aerogel coating or a nano-aluminum oxide coating.

6. A furnace temperature tracker with good heat insulation effect according to claim 1, characterized in that: The phase change material layer includes an outer film and paraffin wax arranged in the outer film.

7. A furnace temperature tracker with good heat insulation effect according to claim 1, characterized in that: A lock buckle is arranged between the box body and the upper cover.

8. A furnace temperature tracker with good heat insulation effect according to claim 1, characterized in that: A handle is provided on the top of the upper cover.

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