Temperature control heating device
By designing a temperature-controlled heating device, the problems of crucible tipping, uneven heating, and labor-intensive temperature adjustment were solved, achieving uniform heating of samples and safe sampling, thus ensuring the accuracy and safety of test results.
Patent Information
- Application Number
- CN202520135595.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-21
- Publication Date
- 2025-12-30
- Estimated Expiration
- 2035-01-21
AI Technical Summary
Existing heating devices often result in crucibles that are prone to tipping over, uneven heating, sample splashing, and labor-intensive temperature control, all of which affect the accuracy of test results.
A temperature-controlled heating device is adopted, which includes a base, a sample stage, and a control component. A heating plate is installed on the base, and the sample stage is slidably placed on the heating plate. The control component includes first and second controllers for controlling the start and stop of the heating plate, the temperature, and the sliding of the sample stage. Combined with the sliding component and the temperature monitor, heating uniformity and safety are ensured.
This achieved crucible stability and uniform heating, improved the accuracy of test results, ensured the safety of the test process, and avoided sample splashing and temperature deviation.
Smart Images
Figure CN223732810U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to food detection technical field especially, relate to a temperature control heating device. BACKGROUND
[0002] Calcium is an important component of human body and is one of the important nutritional elements of human body and animals. Calcium in the body participates in the formation of bones and teeth, and also participates in various physiological functions and metabolic processes. When measuring the calcium content of food in the laboratory, the crucible containing the food sample to be measured is placed on the electric hot plate for heating, and the sample is carbonized to smokeless so as to detect the calcium content.
[0003] The heating device disclosed in the prior art directly places the crucible on the heating plate, which is easily disturbed by external force and falls over during the heating process, resulting in sample spilling. At the same time, only the bottom of the crucible contacts the heating plate, which is easy to cause uneven heating and sample splashing, affecting the accuracy of the detection result. In addition, the temperature adjustment during the sample heating process is realized by manually rotating the temperature adjustment knob, which consumes manpower and is easy to cause temperature deviation. UTILITY MODEL CONTENT
[0004] The utility model aims at providing a temperature control heating device which can ensure the stability of the crucible, improve the uniformity of sample heating, and ensure the accuracy of the detection result.
[0005] To achieve this purpose, the utility model adopts the following technical solutions:
[0006] A temperature control heating device is provided, comprising:
[0007] A base is placed on the test bench, and a heating plate is arranged on the base;
[0008] A sample table is slidably arranged on the heating plate in the horizontal direction, a plurality of fixing grooves are arranged on the sample table, and the fixing grooves are configured to place test vessels;
[0009] A control assembly is arranged on the base and comprises a first controller and a second controller. The first controller is connected to the heating plate and is used to control the start and stop of the heating plate and the temperature of the heating plate. The second controller is also connected to the heating plate and is used to control the sliding of the sample table.
[0010] As an optional solution of the temperature control heating device, a sliding assembly is arranged between the heating plate and the sample table, and the sliding assembly comprises:
[0011] Two guide rails are arranged on both sides of the heating plate at intervals;
[0012] Two sliders are arranged at two sides of the sample table, and the two sliders are arranged on the two guide rails in one-to-one correspondence.
[0013] A driving mechanism is arranged on the base, and a moving end of the driving mechanism is connected to the sample table.
[0014] As an optional solution of the temperature control heating device, a roller is arranged on the slider, and the roller is slidably abutted on the corresponding guide rail.
[0015] As an optional solution of the temperature control heating device, the control assembly further comprises a temperature monitor connected between the heating plate and the first controller, and the temperature monitor can monitor the temperature of the heating plate.
[0016] As an optional solution of the temperature control heating device, the control assembly further comprises a warning device connected to the temperature monitor.
[0017] When the temperature monitor monitors that the temperature of the heating plate is higher than a set temperature value, the warning device can send a warning signal.
[0018] As an optional solution of the temperature control heating device, the control assembly further comprises an alarm connected between the first controller and the heating plate.
[0019] When the heating plate does not run heating according to the program set by the first controller, the alarm can send an alarm signal.
[0020] As an optional solution of the temperature control heating device, a plurality of supporting legs are arranged on the bottom side of the base, and the supporting legs are abutted on the test table.
[0021] As an optional solution of the temperature control heating device, a heat dissipation member is arranged on the bottom side of the base.
[0022] As an optional solution of the temperature control heating device, a heating pipe arranged in a snake shape is arranged in the heating plate.
[0023] As an optional solution of the temperature control heating device, the sample table is made of high-purity graphite material.
[0024] The utility model discloses the beneficial effect:
[0025] This invention provides a temperature-controlled heating device, including a base, a sample stage, and a control component. The base is placed on a test bench, and a heating plate is mounted on the base. Multiple fixing slots are provided on the sample stage for placing test vessels. The sample slots increase the contact area between the test vessels and the heating plate, enabling uniform heating of the samples within the test vessels, effectively preventing sample splashing, and ensuring the accuracy of the test results. The control component is located on the base and includes a first controller and a second controller. The first controller is connected to the heating plate and controls the start / stop of the heating plate and its temperature, achieving precise temperature control through intelligent operation. The second controller is also connected to the heating plate and controls the sliding of the sample stage. The sample stage is slidably mounted on the heating plate in a horizontal direction. When heating the sample in the test vessel is required, the sample stage is placed on the heating plate. After the heating plate has finished heating, the second controller controls the sliding of the sample stage, separating it from the heating plate. The test vessel can be removed after the sample stage has cooled down, improving safety during the test and preventing burns to the test personnel. Attached Figure Description
[0026] Figure 1 This is a front view of the temperature control heating device provided in the specific embodiments of this utility model;
[0027] Figure 2 This is a top view of the temperature control heating device provided in the specific embodiments of this utility model;
[0028] Figure 3 This is a top view of one of the fixing grooves and test vessels provided in a specific embodiment of this utility model;
[0029] Figure 4 This is a schematic diagram of the structure of the sliding component provided in a specific embodiment of this utility model.
[0030] In the picture:
[0031] 100. Test apparatus;
[0032] 1. Base; 11. Heating plate; 12. Support legs; 13. Heat sink;
[0033] 2. Sample stage; 20. Fixing groove; 21. Limiting plate;
[0034] 3. Control components; 31. First controller; 32. Temperature monitor; 33. Alarm device;
[0035] 4. Sliding component; 41. Guide rail; 42. Slider; 420. Roller. Detailed Implementation
[0036] The utility model will be further explained in detail below in combination with the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the utility model, and not to limit the utility model. In addition, it should be noted that, in order to facilitate the description, only the part related to the utility model is shown in the drawings, not all structures.
[0037] In the description of the utility model, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction relationship of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0038] In the utility model, unless otherwise explicitly specified and limited, the first feature is "on" or "below" the second feature, which can include direct contact between the first and second features, or indirect contact between the first and second features through another feature between them. Moreover, the first feature "on", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.
[0039] In the description of the embodiment, the terms "up", "down", "right" and other orientation or position relationship are based on the orientation or position relationship shown in the drawings, only for the convenience of description and simplification of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation of the utility model. In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.
[0040] The technical scheme of the utility model will be further illustrated below in combination with the drawings and through specific embodiments.
[0041] As Figures 1 to 4As shown, the embodiment provides a temperature control heating device, which is used for heating the sample placed in the test vessel 100 in the experiment of measuring the calcium content of food in the laboratory. The device comprises a base 1, a sample table 2 and a control assembly 3, the base 1 is placed on the test table, and the base 1 is provided with a heating plate 11; the sample table 2 is provided with a plurality of fixing grooves 20, which are configured to place the test vessel 100, and the setting of the sample groove increases the contact area between the test vessel 100 and the heating plate 11, so as to realize uniform heating of the sample in the test vessel 100, effectively avoid the splashing of the sample, and ensure the accuracy of the test result. The control assembly 3 is arranged on the base 1, and the control assembly 3 comprises a first controller 31 and a second controller, the first controller 31 is connected to the heating plate 11, which is used to control the start-stop of the heating plate 11 and the temperature of the heating plate 11, so as to realize the precise temperature control of intelligent operation; the second controller is also connected to the heating plate 11, which is used to control the sliding of the sample table 2. The sample table 2 is slidably arranged on the heating plate 11 along the horizontal direction, and the sample table 2 is placed on the heating plate 11 when the sample in the test vessel 100 needs to be heated; after the heating of the heating plate 11 is completed, the second controller controls the sliding of the sample table 2, so that the sample table 2 is separated from the heating plate 11, and the test vessel 100 is taken after the sample table 2 is cooled, which can improve the safety in the test process and avoid scalding of the test personnel.
[0042] Specifically, the first controller 31 and the second controller are both single-chip microcomputers disclosed in the prior art, and the single-chip microcomputers are programmed with related control programs. According to the corresponding control programs, the first controller 31 can control the start-stop of the heating plate 11 and the temperature setting of the heating plate 11, and the second controller can control the sliding of the sample table 2. For example, the single-chip microcomputer is an STM32 single-chip microcomputer, and the related control programs refer to the prior art.
[0043] Optionally, the heating plate 11 is provided with heating pipes arranged in a snake shape, which can ensure uniform heating of the heating plate 11 and reduce temperature dead angles.
[0044] Optionally, the sample table 2 is made of high-purity graphite material, which has good thermal conductivity and is resistant to high temperature and corrosion, and is beneficial to prolong the service life of the device. Specifically, the high-purity graphite is a material disclosed in the prior art, and the specific components thereof refer to the prior art, which will not be described here.
[0045] Specifically, in the embodiment, a plurality of limiting plates 21 are protrudingly arranged on the sample table 2, and the limiting plates 21 are configured to limit the sliding of the sample table 2. Figure 3The four limiting plates 21 in rectangular distribution surround the fixing groove 20, and the test vessel 100 can be stably placed in the fixing groove 20. Exemplarily, in the embodiment, the test vessel 100 is a crucible in circular shape; in addition, the limiting plates 21 are also made of high-purity graphite material; the gap between the adjacent two limiting plates 21, the size of the limiting plate 21 and the size of the heating plate 11 can be set as required, which are not specifically limited herein.
[0046] In addition, a protective cover can also be arranged on the sample table 2, and the protective cover is provided with heat dissipation holes to protect the sample on the sample table 2.
[0047] Optionally, as shown in Figure 1 , the bottom side of the base 1 is provided with a plurality of supporting legs 12, which abut against the test table to space the base 1 from the test table, ensure heat dissipation of the base 1 and prevent the test table from being damaged due to heating. Specifically, in the embodiment, the supporting legs 12 are four, which are circumferentially spaced apart on the bottom side of the base 1; in other embodiments, the number of supporting legs 12 can also be more than four, which is not specifically limited herein.
[0048] Optionally, continuing to refer to Figure 1 , the bottom side of the base 1 is provided with a heat dissipation member 13 to improve the heat dissipation effect of the base 1 and prevent the base 1 from being damaged due to high temperature. Specifically, the heat dissipation member 13 is a fan, and its specific structure and principle refer to the prior art, which is not described herein.
[0049] Optionally, a sliding assembly 4 is arranged between the heating plate 11 and the sample table 2, which includes a driving mechanism (not shown in the figure), two guide rails 41 and two sliding blocks 42. The two guide rails 41 are spaced apart on the two sides of the heating plate 11, and the two sliding blocks 42 are spaced apart on the two sides of the sample table 2, and the two sliding blocks 42 are correspondingly and slidably arranged on the two guide rails 41. The fixed end of the driving mechanism is arranged on the base 1, and the moving end is connected to the sample table 2. The second controller is connected to the driving mechanism and can control the start and stop of the driving mechanism. Under the driving of the driving mechanism and the sliding cooperation between the sliding block 42 and the guide rail 41, the sample table 2 can move relative to the heating plate 11 in the horizontal direction and stably slide. Specifically, the driving mechanism is a commonly used air cylinder or hydraulic rod in the art, and its specific structure and principle refer to the prior art, which is not described herein.
[0050] Further, as shown in Figure 4 , the sliding block 42 is provided with a roller 420, which slidably abuts against the corresponding guide rail 41 to improve the smoothness of the sliding block 42 moving along the guide rail 41. Specifically, in the embodiment, the sliding block 42 is provided with two rollers 420; in other embodiments, the number of rollers 420 can be set as required, which is not specifically limited herein.
[0051] Optionally, as shown in Figure 2 The control assembly 3 further comprises a temperature monitor 32 connected between the heating plate 11 and the first controller 31, which can monitor the temperature of the heating plate 11 to ensure that the temperature of the heating plate 11 meets the test requirements. Specifically, the temperature monitor 32 is also a prior art device, and its specific structure and principles are referred to the prior art, which will not be described here.
[0052] Further, with reference to Figure 2 The control assembly 3 further comprises a warning device 33 connected to the temperature monitor 32. When the temperature monitor 32 monitors that the temperature of the heating plate 11 is higher than the set temperature value, the warning device 33 can send a warning signal to remind the test personnel that the temperature of the heating plate 11 is too high and pay attention to test safety to avoid burns.
[0053] Specifically, the warning device 33 is also a prior art device, and its specific structure and principles are referred to the prior art, which will not be described here. In addition, the warning signal can be a sound signal, such as a warning sound, or a light signal, such as a light reminder.
[0054] For example, in the embodiment, the warning device 33 is a warning light. When the temperature of the sample table 2 is higher than 60℃, the warning light can emit blue light and flash every three seconds to remind the test personnel that the temperature is too high and to avoid burns. When the warning light no longer flashes, the sample can be taken again.
[0055] Optionally, the control assembly 3 further comprises an alarm (not shown in the figure) connected between the first controller 31 and the heating plate 11. When the heating plate 11 does not run according to the program set by the first controller 31, the alarm can send an alarm signal to remind the test personnel that there is an abnormal situation in the device.
[0056] Specifically, in the embodiment, the control assembly 3 is communicatively connected to a terminal device, which is a mobile phone or a computer. The test personnel can remotely check the situation of the heating plate 11 and the specific description of the abnormal situation on the terminal device, so that the test personnel can more conveniently and quickly understand the situation and timely handle the abnormal situation of the device, which helps to prolong the service life of the device.
[0057] Obviously, the above embodiments of the present application are only examples for clearly illustrating the present application, and are not a limitation on the embodiments of the present application. For those skilled in the art, various obvious changes, re-adjustments and substitutions can be made without departing from the scope of the present application. Here, it is not necessary and impossible to enumerate all the embodiments. Any modification, equivalent substitution and improvement made within the spirit and principles of the present application shall be included in the protection scope of the claims of the present application.
Claims
1. A temperature-controlled heating device, characterized in that, The utility model relates to a test device for testing the thermal shock resistance of a sample, comprising: a base (1) placed on a test bench, wherein a heating plate (11) is arranged on the base (1); a sample stage (2) slidably arranged on the heating plate (11) in a horizontal direction, wherein a plurality of fixing grooves (20) are arranged on the sample stage (2), and the fixing grooves (20) are configured to place a test vessel (100); a control assembly (3) arranged on the base (1) and comprising a first controller (31) and a second controller, wherein the first controller (31) is connected to the heating plate (11) and used to control the start-stop of the heating plate (11) and the temperature of the heating plate (11); and the second controller is also connected to the heating plate (11) and used to control the sliding of the sample stage (2).
2. The temperature-controlled heating device of claim 1, wherein, A sliding assembly (4) is arranged between the heating plate (11) and the sample stage (2), and the sliding assembly (4) comprises: two guide rails (41) arranged at intervals on both sides of the heating plate (11); two sliding blocks (42) arranged at intervals on both sides of the sample stage (2), and the two sliding blocks (42) are slidably arranged on the two guide rails (41) in a one-to-one correspondence; a driving mechanism, wherein a fixed end of the driving mechanism is arranged on the base (1), and a moving end of the driving mechanism is connected to the sample stage (2); and the second controller is connected to the driving mechanism and can control the start-stop of the driving mechanism.
3. The temperature-controlled heating device of claim 2, wherein, A roller (420) is arranged on the sliding block (42), and the roller (420) is slidably abutted against the corresponding guide rail (41).
4. The temperature-controlled heating device of claim 1, wherein, The control assembly (3) further comprises a temperature monitor (32) connected between the heating plate (11) and the first controller (31) and capable of monitoring the temperature of the heating plate (11).
5. The temperature-controlled heating device of claim 4, wherein, The control assembly (3) further comprises a warning device (33) connected to the temperature monitor (32); When the temperature monitor (32) monitors that the temperature of the heating plate (11) is higher than a set temperature value, the warning device (33) can send a warning signal.
6. The temperature-controlled heating device of claim 4, wherein, The control assembly (3) further comprises an alarm connected between the first controller (31) and the heating plate (11); When the heating plate (11) does not run heating according to a program set by the first controller (31), the alarm can send an alarm signal.
7. The temperature-controlled heating device of any of claims 1-6, wherein, A plurality of supporting legs (12) are arranged on the bottom side of the base (1) and abut against the test bench.
8. The temperature-controlled heating device of any one of claims 1-6, wherein, A heat dissipation member (13) is arranged on the bottom side of the base (1).
9. The temperature-controlled heating device of any of claims 1-6, wherein, The heating plate (11) is internally provided with a heating pipe arranged in a serpentine shape.
10. The temperature-controlled heating device of any one of claims 1-6, wherein, The sample stage (2) is made of high-purity graphite material.