Heating assembly and heating device
Through the design of the thermal conductor and heating parts, the problems of uneven heating of the test tube and chaotic flow of liquid are solved, and uniform heating of the outer wall of the test tube is achieved, which improves heating efficiency and uniformity.
Patent Information
- Application Number
- CN202422209579.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-09
- Publication Date
- 2025-07-04
- Estimated Expiration
- 2034-09-09
AI Technical Summary
In the prior art, the test tube heating has problems such as uneven heat source, slow heat conduction and large temperature difference between the upper and lower liquids, resulting in chaotic flow of liquids.
The design of a heat conducting seat and a heating element is made of thermally conductive material. There is a card slot in the mounting hole. The heating element is thermally connected to the inner wall of the card slot, and heat is transferred to the outer wall of the test tube through the card slot to achieve uniform heating.
The heat transfer of the outer wall of the test tube is achieved evenly, avoiding the chaotic flow of liquid in the test tube, and improving heating uniformity and heating efficiency.
Smart Images
Figure CN223055661U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of heating equipment, and more specifically, relates to a heating component and a heating device. Background Art
[0002] In modern experiments or processing, it is often necessary to heat test tubes. Traditional heat sources are usually heating rods or metal heat conducting blocks with heating blocks embedded inside. The heat source then conducts heat to the inside of the test tube through the metal, and there are problems such as uneven heating or slow heat conduction in the test tube. During the heating process of the test tube, there is usually a large temperature difference between the upper and lower parts of the liquid in the test tube, and chaotic up-and-down liquid flow is likely to occur between the bottom of the test tube and the upper part of the liquid in the test tube, affecting the test results. Summary of the Utility Model
[0003] The purpose of the utility model is to provide a heating component to solve the technical problem in the prior art that when the bottom of the test tube is heated, there is a large temperature difference between the upper and lower liquids in the test tube, causing chaotic up-and-down liquid flow.
[0004] To achieve the above purpose, the technical solution adopted by the utility model is: to provide a heating component, including: a heat conducting base, an installation hole opened on the heat conducting base and used for the test tube to pass through, and a heating element for heating the side wall of the test tube inserted in the installation hole through the inner wall of the installation hole; a clamping groove is opened on the heat conducting base, part or all of the heating elements are arranged in the clamping groove, and the heating element in the clamping groove is in heat conduction connection with the inner wall of the clamping groove.
[0005] Further, the clamping groove extends along the edge of the installation hole, and the heating element in the clamping groove extends along the clamping groove.
[0006] Further, the clamping groove is an annular groove.
[0007] Further, a boss is convexly formed at the bottom of the heat conducting base; the clamping groove is opened on the boss; and / or
[0008] It further includes: a temperature sensor and a jack opened on the heat conducting base; the temperature sensor is inserted into the jack, and the temperature sensor is in heat conduction connection with the inner wall of the jack.
[0009] Further, the cross-section of the installation hole is any one of circular, square, and triangular.
[0010] Further, the number of the installation holes is one or more, and the number of the clamping grooves is one or more; the installation holes and the clamping grooves correspond one by one; the heating element is in a strip shape, and the heating element passes through each clamping groove in sequence.
[0011] Further, the heating element is a heating resistor.
[0012] The present utility model further provides a heating device, comprising: a test tube and the heating assembly; the test tube is inserted into the mounting hole, and the outer wall of the test tube is in heat conduction connection with the inner wall of the mounting hole.
[0013] Further, the cross-section of the test tube is the same as that of the mounting hole.
[0014] Further, it further comprises: a heater arranged at the bottom of the test tube.
[0015] The beneficial effect of the heating assembly provided by the present utility model lies in that: compared with the prior art, for the heating assembly provided by the present utility model, the heat conduction seat is made of a heat conduction material, so that the heat conduction seat can conduct heat; a mounting hole is formed in the heat conduction seat, the test tube can be inserted into the mounting hole, and the outer wall of the test tube can be in heat conduction contact with the inner wall of the mounting hole; a heating element is arranged on the heat conduction seat, a clamping groove is arranged on the heat conduction seat, part or all of the heating elements are arranged in the clamping groove, and the heating element in the clamping groove is in heat conduction connection with the inner wall of the clamping groove; after the heating element generates heat, the heat can be transferred to the heat conduction seat through the inner wall of the clamping groove, and the heat conduction seat then transfers the heat to the test tube through the inner wall of the mounting hole; that is, the heating element can heat the outer side wall of the test tube, and the heat on the outer side wall of the test tube can be transferred along the test tube to the upper and lower ends, avoiding the heat from accumulating at the bottom of the test tube and causing the chaotic up and down flow of the liquid in the test tube. Description of the Drawings
[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.
[0017] Figure 1 Schematic perspective view of the heat conduction seat provided by the embodiment of the present utility model Figure 1 ;
[0018] Figure 2 Schematic perspective view of the heat conduction seat provided by the embodiment of the present utility model Figure 2 ;
[0019] Figure 3 Schematic top view of the heat conduction seat provided by the embodiment of the present utility model;
[0020] Figure 4 Schematic bottom view of the heating assembly provided by the embodiment of the present utility model;
[0021] Figure 5 For Figure 4 Enlarged view at A in
[0022] Figure 6 This is the front view schematic diagram of the heat conduction base provided by the embodiment of the present utility model.
[0023] Among them, each reference numeral in the figure:
[0024] 1 - heat conduction base; 11 - mounting hole; 12 - card slot; 13 - boss; 14 - communication groove; 2 - heating element. Specific embodiments
[0025] It should be noted that the specific embodiments are only used to explain the present utility model and are not used to limit the present utility model.
[0026] It should be noted that in the description of the embodiments of the present application, unless otherwise specified, " / " means "or". For example, A / B can represent A or B; "and / or" herein is only a description of the association relationship of the associated objects, indicating that three relationships can exist. For example, A and / or B can represent: A exists alone, A and B exist simultaneously, and B exists alone. Among them, A and B can be singular or plural respectively.
[0027] It should be noted that when an element is referred to as "fixed on" or "arranged on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as "connected to" or "connected on" another element, it can be directly connected to the other element or indirectly connected to the other element. When an element is referred to as "fixed to" or "arranged on" another element, it can be directly on the other element or indirectly on the other element.
[0028] It should be noted that the orientation or positional relationship indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present utility model.
[0029] It should be noted that the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features.
[0030] It should be noted that the meaning of the term "plurality" is two or more, unless otherwise specifically defined.
[0031] Please refer to... togetherFigures 1 to 6 , the heating component provided by the present utility model will now be described. The heating component includes: a heat conducting base 1, a mounting hole 11 formed in the heat conducting base 1 and for a test tube to pass through, and a heating element 2 for heating the side wall of the test tube inserted into the mounting hole 11 through the inner wall of the mounting hole 11; a clamping groove 12 is formed in the heat conducting base 1, and part or all of the heating elements 2 are arranged in the clamping groove 12, and the heating elements 2 in the clamping groove 12 are in heat conduction connection with the inner wall of the clamping groove 12.
[0032] In this way, the heat conducting base 1 is made of a heat conducting material, so that the heat conducting base 1 can conduct heat; a mounting hole 11 is formed in the heat conducting base 1, and the test tube can be inserted into the mounting hole 11, and the outer wall of the test tube can be in heat conducting contact with the inner wall of the mounting hole 11; a heating element 2 is arranged on the heat conducting base 1, a clamping groove 12 is arranged on the heat conducting base 1, part of the heating elements 2 are arranged in the clamping groove 12, or all of the heating elements 2 are arranged in the clamping groove 12; and the heating elements 2 in the clamping groove 12 are in heat conduction connection with the inner wall of the clamping groove 12; after the heating element 2 generates heat, the heat can be transferred to the heat conducting base 1 through the inner wall of the clamping groove 12, and the heat conducting base 1 then transfers the heat to the test tube through the inner wall of the mounting hole 11; that is, the heating element 2 can heat the outer side wall of the test tube, and the heat on the outer side wall of the test tube can be transferred along the test tube to the upper and lower ends, avoiding heat accumulation at the bottom of the test tube and causing chaotic up and down flow of the liquid in the test tube.
[0033] In one embodiment, the test tube is used for nucleic acid detection. In one embodiment, the test tube includes: an amplification detection cavity and a lysis cavity; the heating component heats the lysis cavity extracted by the test tube, and the temperature is between 40 - 60 °C, improving the extraction efficiency and the nucleic acid yield, and the heating location is far from the amplification detection cavity and will not affect the liquid in the amplification detection cavity. The amplification detection cavity is heated by a separate heating module, and the temperature will cycle between 20 - 100 °C.
[0034] In one embodiment, the heat conducting base 1 is a one-piece made of any one of the materials: aluminum alloy, copper, aluminum, and steel.
[0035] Further, please refer to Figures 1 to 6 , as a specific implementation manner of the heating component provided by the present utility model, the clamping groove 12 extends along the edge of the mounting hole 11, and the heating element 2 in the clamping groove 12 extends along the clamping groove 12. In this way, the heating element 2 can transfer heat more evenly to different positions on the inner wall of the mounting hole 11, facilitating heating of different positions on the circumferential direction of the test tube by the inner wall of the mounting hole 11.
[0036] Further, please refer to Figures 1 to 6 , as a specific implementation manner of the heating component provided by the present utility model, the clamping groove 12 is an annular groove. In this way, the heating element 2 can heat different positions in the annular groove.
[0037] Further, please refer toFigures 1 to 6 , as a specific implementation of the heating component provided by the present utility model, a boss 13 is convexly formed at the bottom of the heat conducting base 1; a clamping groove 12 is formed on the boss 13. In this way, the annular groove is formed on the boss 13, and the heat conducting base 1 is not easily deformed under an external force.
[0038] In one embodiment, it further includes: a temperature sensor and a jack formed on the heat conducting base 1; the temperature sensor is inserted into the jack, and the temperature sensor is in heat conduction connection with the inner wall of the jack. In this way, the user can know the temperature of the heat conducting base 1 through the temperature sensor.
[0039] Further, please refer to Figures 1 to 6 , as a specific implementation of the heating component provided by the present utility model, the cross-section of the mounting hole 11 is any one of a circle, a square, and a triangle.
[0040] Further, please refer to Figures 1 to 6 , as a specific implementation of the heating component provided by the present utility model, the number of the mounting holes 11 is one or more, and the number of the clamping grooves 12 is one or more; the mounting holes 11 and the clamping grooves 12 are in one-to-one correspondence; the heating element 2 is in a strip shape, and the heating element 2 passes through each clamping groove 12 in sequence. In this way, multiple test tubes can be respectively inserted into different mounting holes 11; the heating element 2 can heat the inner walls of each clamping groove 12.
[0041] In one embodiment, the surface of the heat conducting base 1 has a communication groove 14, and each clamping groove 12 is communicated with each other through the communication groove 14. In one embodiment, the heating element 2 can be arranged in the communication groove 14.
[0042] Further, please refer to Figures 1 to 6 , as a specific implementation of the heating component provided by the present utility model, the heating element 2 is a heating resistor. In this way, the heating resistor can generate heat after being powered on, which is very convenient.
[0043] Please refer to Figures 1 to 6, the present utility model further provides a heating device, comprising: a test tube and a heating assembly; the test tube is inserted into the mounting hole 11, and the outer wall of the test tube is in heat-conducting connection with the inner wall of the mounting hole 11. Thus, due to the adoption of the above heating assembly, the heat-conducting base 1 is made of a heat-conducting material, so that the heat-conducting base 1 can conduct heat; the mounting hole 11 is provided on the heat-conducting base 1, the test tube can be inserted into the mounting hole 11, and the outer wall of the test tube can be in heat-conducting contact with the inner wall of the mounting hole 11; the heating element 2 is arranged on the heat-conducting base 1, the clamping groove 12 is provided on the heat-conducting base 1, part or all of the heating element 2 is arranged in the clamping groove 12, and the heating element 2 in the clamping groove 12 is in heat-conducting connection with the inner wall of the clamping groove 12; after the heating element 2 generates heat, the heat can be transferred to the heat-conducting base 1 through the inner wall of the clamping groove 12, and the heat-conducting base 1 then transfers the heat to the test tube through the inner wall of the mounting hole 11; that is, the heating element 2 can heat the outer side wall of the test tube, and the heat on the outer side wall of the test tube can be transferred along the test tube to the upper and lower ends, avoiding the chaotic up-and-down flow of the liquid in the test tube caused by the accumulation of heat at the bottom of the test tube.
[0044] Further, please refer to Figures 1 to 6 , as a specific embodiment of the heating assembly provided by the present utility model, the cross-section of the test tube is the same as that of the mounting hole 11. Thus, the test tube is not easily loosened when inserted into the mounting hole 11.
[0045] Further, please refer to Figures 1 to 6 , as a specific embodiment of the heating assembly provided by the present utility model, it further comprises: a heater arranged at the bottom of the test tube. Thus, the heater can heat the bottom of the test tube; at the same time, the heating element 2 can heat the side wall of the test tube, making the test tube heat more evenly during the heating process.
[0046] The above are only the preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art in this technical field, without departing from the technical principle of the present utility model, several improvements and substitutions can still be made, and these improvements and substitutions should also be regarded as the protection scope of the present utility model.
Claims
1. A heating component, characterized in that, Comprising: A heat conducting base, a mounting hole formed in the heat conducting base and used for a test tube to pass through, and a heating element for heating the side wall of the test tube inserted in the mounting hole through the inner wall of the mounting hole; a clamping groove is formed in the heat conducting base, and part or all of the heating elements are arranged in the clamping groove, and the heating elements in the clamping groove are in heat conduction connection with the inner wall of the clamping groove.
2. The heating component according to claim 1, characterized in that, The clamping groove extends along the edge of the mounting hole, and the heating elements in the clamping groove extend along the clamping groove.
3. The heating assembly according to claim 2, wherein, The clamping groove is an annular groove.
4. The heating component according to claim 1, characterized in that, A boss is convexly formed at the bottom of the heat conducting base; the clamping groove is formed in the boss; and / or Further comprising: a temperature sensor and a jack formed in the heat conducting base; the temperature sensor is inserted in the jack, and the temperature sensor is in heat conduction connection with the inner wall of the jack.
5. The heating assembly according to claim 1, wherein, The cross section of the mounting hole is any one of a circle, a square and a triangle.
6. The heating assembly according to any one of claims 1 to 5, characterized in that The number of the mounting holes is one or more, and the number of the clamping grooves is one or more; the mounting holes and the clamping grooves correspond one by one; the heating element is in a strip shape, and the heating element sequentially passes through each of the clamping grooves.
7. The heating assembly according to claim 6, wherein, The heating element is a heating resistor.
8. Heating device, characterized in that, Comprising: A test tube and a heating assembly according to any one of claims 1 to 7; the test tube is inserted in the mounting hole, and the outer wall of the test tube is in heat conduction connection with the inner wall of the mounting hole.
9. The heating device according to claim 8, wherein, The cross section of the test tube is the same as the cross section of the mounting hole.
10. The heating device according to claim 8, wherein, Further comprising: A heater arranged at the bottom of the test tube.