Sample incubation device with temperature control

Abstract

The utility model discloses a sample incubation device with temperature control, which comprises a circuit board and a heating film arranged on the outer wall of the upper end of the circuit board, a test tube rack is arranged on the upper side of the circuit board, and a plurality of test tube main bodies are arranged in the test tube rack to store samples. A heat insulation layer is arranged on the lower side of the heating film to insulate heat diffusion, a reflecting layer is fixedly connected to the outer wall of the lower end of the heat insulation layer, heat generated by the heating film can be diffused to a circuit board or surrounding components through the heat insulation layer by installing the heat insulation layer and the reflecting layer, and meanwhile, the reflecting layer diffuses the heat generated by the heating film to the circuit board or the surrounding components. The heat insulation layer and the reflection layer are arranged on the surface of the circuit board, the heat is prevented from diffusing to the circuit board while heat loss is prevented, the heating efficiency is improved, the temperature of the surface of the circuit board is remarkably reduced through implementation of the heat insulation layer and the reflection layer, element failure or performance reduction caused by too high temperature is avoided, and therefore the reliability of the whole system is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the biotechnology related technical field, concretely relates to a sample incubation device with temperature control. BACKGROUND

[0002] The device can accurately control the temperature of the incubation environment, has good adaptability, improves the efficiency and accuracy of sample processing, one temperature sensor is used for real-time monitoring the temperature of the incubation environment, one PCBA is connected with the temperature sensor, is installed with microprocessing chip, adjusts the work of heating element according to the monitored temperature to maintain constant incubation temperature, one metal base is used for placing samples, one test tube rack is used for keeping the vertical placement of test tubes, one heating film is used for heating the metal base, but when the heating film heats the test tube, the temperature generated by the heating film will diffuse to the periphery of the circuit board, causing the temperature around the circuit board to gradually rise, which may cause the electronic components on the circuit board to exceed the rated working temperature. UTILITY MODEL CONTENTS

[0003] The utility model discloses a kind of sample incubation devices with temperature control, to solve the problem that the temperature generated by heating film diffuses to the periphery of the circuit board, causing the temperature around the circuit board to gradually rise as proposed in the above background art.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of sample incubation device with temperature control, including circuit board and the heating film installed on the upper end outer wall of circuit board;

[0005] The upper side of the circuit board is provided with a test tube rack;

[0006] The inside of the test tube rack is provided with a plurality of test tube bodies to store samples;

[0007] The lower side of the heating film is provided with a heat insulation layer to insulate heat diffusion, and the lower end outer wall of the heat insulation layer is fixedly connected with a reflective layer.

[0008] Preferably, the upper end outer wall of the heat insulation layer is fixedly connected with a heat-resistant layer, and the lower end outer wall of the reflective layer is provided with a cooling fin to accelerate heat dissipation.

[0009] Preferably, the center of the heat-resistant layer is internally provided with an insulating block, and a plurality of through openings are equidistantly formed in the upper end outer wall center of the insulating block.

[0010] Preferably, the heat-resistant layer is made of glass fiber die casting, the heat insulation layer is made of ceramic fiber, and the reflective layer is made of aluminum foil material.

[0011] Preferably, the upper end outer wall of the circuit board is provided with a metal block to transfer the temperature of the heating film, and the inside of the metal block is provided with a temperature sensor to detect the temperature of the metal block.

[0012] Preferably, the lower end outer wall of the temperature sensor is fixedly connected with a plurality of pins at equal intervals, and the upper end outer wall of each of the plurality of test tube bodies is screwed with a cap.

[0013] Preferably, the upper end outer wall of the circuit board is provided with a shell to limit the positions of the metal block and the test tube rack, and the inside of the circuit board is mounted with a micro-processing chip.

[0014] Compared with the prior art, the sample incubation device with temperature control has the following beneficial effects:

[0015] By installing the heat insulation layer and the reflection layer, in the heating and temperature rising process of the heating film, the heat generated by the heating film can be diffused to the circuit board or the surrounding components through the heat insulation layer, at the same time, the reflection layer reflects the heat generated by the heating film upward, prevents the heat from being lost and diffused to the circuit board, improves the heating efficiency, reduces the heating and temperature rising time, and significantly reduces the temperature of the surface of the circuit board, avoids the element failure or performance decline caused by the excessively high temperature, and thus improves the reliability of the overall system. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structure schematic view of the sample incubation device with temperature control.

[0017] Figure 2 It is a front view partial structure schematic view of the sample incubation device with temperature control.

[0018] Figure 3 It is a front view partial structure schematic view of the temperature sensor region of the sample incubation device.

[0019] Figure 4 It is a top view structure schematic view of the insulating cylinder region of the sample incubation device.

[0020] In the figure: 1, circuit board; 2, shell; 3, cap; 4, metal block; 5, test tube rack; 6, test tube body; 7, temperature sensor; 8, pin; 9, heat-resistant layer; 10, heat insulation layer; 11, reflection layer; 12, insulating block; 13, heat sink; 14, through port; 15, heating film. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0022] The utility model provides a kind of sample incubation device with temperature control as Figures 1-4 As shown in a kind of sample incubation device with temperature control, including circuit board 1 and the heating film 15 of installation in the outer wall of circuit board 1 upper end;

[0023] The upper side of circuit board 1 is provided with test tube rack 5;

[0024] The inside of test tube rack 5 is provided with multiple test tube bodies 6 to store samples, put sample into test tube body 6, and put the test tube body 6 loaded with sample into test tube rack 5, heating film 15 will heat according to the heating speed set, heating film 15 will pass temperature to entire metal base, to complete the heating of test tube body 6, ensure the incubation effect of sample by the accurate heating of heating film 15;

[0025] The lower side of heating film 15 is provided with heat insulation layer 10 to isolate the diffusion of heat, the lower end outer wall of heat insulation layer 10 is fixedly connected with reflecting layer 11, in the heating process of heating film 15, heat when heating film 15 diffuses downward can be blocked by heat insulation layer 10, reduce the heat transferred to circuit board 1, and the heat generated downward can be reflected by reflecting layer 11, and the heat is recycled.

[0026] As shown in Figure 3 And Figure 4 The upper end outer wall of heat insulation layer 10 is fixedly connected with heat-resistant layer 9, the lower end outer wall of reflecting layer 11 is provided with fin 13 to accelerate the dissipation of heat, the center of heat-resistant layer 9 is internally provided with insulating block 12, a plurality of through openings 14 are equidistantly formed in the upper end outer wall center of insulating block 12, heat-resistant layer 9 is made of glass fiber pressure casting, heat insulation layer 10 is made of ceramic fiber, and reflecting layer 11 is made of aluminum foil material.

[0027] When heating film 15 heats, the influence of heat on heat insulation layer 10 can be reduced by heat-resistant layer 9, the service life of heat insulation layer 10 is increased, and the needle 8 can be wrapped by the through opening 14 in the insulating block 12, to avoid the current from being transferred to the inside of heat-resistant layer 9 and heat insulation layer 10.

[0028] As shown in Figure 1 And Figure 2As shown, the upper end of the outer wall of the circuit board 1 is provided with a metal block 4 to transfer the temperature of the heating film 15, the inside of the metal block 4 is provided with a temperature sensor 7 to detect the temperature of the metal block 4, the lower end of the outer wall of the temperature sensor 7 is equidistantly fixedly connected with a plurality of pins 8, and the upper end of the outer wall of the plurality of test tube bodies 6 is screwed with a cap 3.

[0029] When the heating film 15 is heated, the heat is evenly diffused and transferred to the plurality of test tube bodies 6 through the metal block 4, and the temperature sensor 7 can monitor the temperature of the metal block 4 in real time and feed back to the micro-processing chip, so as to control the heating film 15 to more accurately control the heating time and temperature. Through the plurality of pins 8, the external power supply module can be inserted between the pins 8, so as to supply power to the heating film 15, thereby controlling the heating film 15 to start the heating work. The upper side of the plurality of test tube bodies 6 is screwed with a cap 3 to seal the sample in the test tube body 6, so as to ensure that the sample is in an environment free of external interference.

[0030] As shown in Figure 1 and Figure 2 The upper end of the outer wall of the circuit board 1 is provided with a shell 2 to limit the positions of the metal block 4 and the test tube rack 5, and the inside of the circuit board 1 is installed with a micro-processing chip.

[0031] The test tube rack 5 can be pulled out upwardly, and the test tube rack 5 and the test tube body 6 are taken out together. Simultaneously, the test tube rack 5 can be placed in the shell 2, on the upper side of the metal block 4, and the micro-processing chip receives the signal sent by the temperature sensor 7 and controls the heating time of the heating film 15, so as to accurately control the sample incubation environment and improve the efficiency and accuracy of sample processing.

[0032] The implementation principle of the embodiment is that the sample is placed in the test tube body 6, and the test tube body 6 loaded with the sample is placed in the test tube rack 5. The heating film 15 will heat according to the set heating speed. The heating film 15 will transfer the temperature to the entire metal base, thereby completing the heating of the test tube body 6. Through the accurate heating of the heating film 15, the incubation effect of the sample is ensured. In the heating process of the heating film 15, the heat generated by the downward diffusion of the heating film 15 can be blocked by the heat insulation layer 10, the heat transferred to the circuit board 1 is reduced, and the heat generated downward can be reflected by the reflecting layer 11 to be recycled.

[0033] Finally, it should be noted that the above description is only a preferred embodiment of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacements to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A sample incubation device with temperature control, comprising a circuit board (1) and a heating film (15) mounted on the outer wall of the upper end of the circuit board (1). A test tube rack (5) is provided on the upper side of the circuit board (1); The test tube rack (5) is equipped with multiple test tube bodies (6) inside to store samples; Its features are: A heat insulation layer (10) is provided on the lower side of the heating film (15) to prevent the diffusion of heat. A reflective layer (11) is fixedly connected to the lower outer wall of the heat insulation layer (10).

2. The sample incubation device with temperature control according to claim 1, characterized in that: The upper outer wall of the heat insulation layer (10) is fixedly connected to a heat-resistant layer (9), and the lower outer wall of the reflective layer (11) is provided with a heat sink (13) to accelerate the dissipation of heat.

3. The sample incubation device with temperature control according to claim 2, characterized in that: An insulating block (12) is provided inside the center of the heat-resistant layer (9), and multiple openings (14) are equidistantly provided inside the center of the upper outer wall of the insulating block (12).

4. A sample incubation device with temperature control according to claim 2, characterized in that: The heat-resistant layer (9) is made of glass fiber die casting, the heat insulation layer (10) is made of ceramic fiber, and the reflective layer (11) is made of aluminum foil.

5. The sample incubation device with temperature control according to claim 1, characterized in that: A metal block (4) is provided on the upper outer wall of the circuit board (1) to transmit the temperature of the heating film (15), and a temperature sensor (7) is provided inside the metal block (4) to detect the temperature of the metal block (4).

6. A sample incubation device with temperature control according to claim 5, characterized in that: The lower outer wall of the temperature sensor (7) is fixedly connected with multiple pins (8) at equal intervals, and the upper outer wall of the multiple test tube bodies (6) is screwed with caps (3).

7. The sample incubation device with temperature control according to claim 1, characterized in that: The upper outer wall of the circuit board (1) is provided with a shell (2) to restrict the position of the metal block (4) and the test tube rack (5), and a microprocessor chip is installed inside the circuit board (1).

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