Fixing device for heat exchange pipeline on inner wall of test box
By setting a fixed heat transfer block on the inner wall of the test chamber and connecting it to the heat exchange pipe in a ring-like manner, and by using a connecting heat transfer plate to contact the inner wall, the problems of small heat transfer area and inconvenient disassembly and assembly are solved, enabling rapid temperature change and convenient maintenance, and improving test efficiency.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-11
- Publication Date
- 2026-03-27
AI Technical Summary
The existing low-pressure temperature test chamber has a small contact area between the heating and cooling pipes and the inner wall, resulting in low heat transfer efficiency and inconvenient disassembly, which affects test efficiency and maintenance difficulty.
It adopts a fixed heat transfer block and heat exchange pipe ring connection, and increases the heat conduction area by connecting the heat transfer plate to the inner tank wall. Combined with aluminum material with high thermal conductivity, it can achieve rapid temperature change and convenient disassembly and assembly.
It improves the heat conduction efficiency inside the test chamber, enabling rapid heating and cooling, simplifies the disassembly and assembly process of heat exchange pipes, prevents them from falling off, and improves testing efficiency and maintenance convenience.
Smart Images
Figure CN224040987U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to high and low temperature test technical field, concretely relates to a fixing device of test chamber inner wall heat exchange pipeline. BACKGROUND
[0002] The environmental simulation test chamber can be used for testing the running state of products under different environments, such as a low-pressure temperature test chamber, which is used for testing the stability of products under different temperature changes in a low-pressure condition. The main structure of the existing low-pressure temperature test chamber is to set an inner container wall in the working chamber of the test chamber, and the inner container wall is internally provided with heating pipes and refrigeration pipes for heat conduction. The heating pipes and the refrigeration pipes conduct heat to the contacted inner container wall to realize heating or refrigeration. The heating pipes and the refrigeration pipes are directly welded and fixed on the inner container wall or the inner wall of the working chamber. However, the heating pipes and the refrigeration pipes are in the form of round pipes, and the contact surface between the round pipes and the inner container wall is only a line, resulting in a very small heat transfer contact area and low heat transfer efficiency. Therefore, the temperature change of this type of test chamber is slow, and it takes a long time to heat or cool to the specified temperature, which leads to low test efficiency. In addition, the heating pipes and the refrigeration pipes are very inconvenient to disassemble when they need to be replaced or repaired, which can easily damage the inner container wall. SUMMARY
[0003] In view of the above problems in the prior art, the purpose of the utility model is to provide a fixing device of test chamber inner wall heat exchange pipeline, which solves the problems of small contact area with the inner container wall, inability to achieve rapid temperature change, and inconvenience in disassembly and assembly during replacement and repair of the heating pipes and the refrigeration pipes in the prior art.
[0004] To achieve the above purpose, the utility model adopts the following technical scheme:
[0005] A fixing device of test chamber inner wall heat exchange pipeline, comprising a test chamber body, a working chamber is arranged in the test chamber body, an inner container wall is arranged in the working chamber, a heat exchange pipeline is arranged in the inner container wall, and the heat exchange pipeline is fixed and arranged on the inner wall of the working chamber through a fixing mechanism.
[0006] The fixing mechanism comprises a fixing heat transfer block and a connecting heat transfer plate, the fixing heat transfer block embraces and clamps the heat exchange pipeline to be fixed on the inner wall of the working chamber, and the connecting heat transfer plate connects and fixes a plurality of fixing heat transfer blocks, one side of the connecting heat transfer plate is in contact with the heat exchange pipeline, and the other side is connected and fixed with the inner container wall.
[0007] The heat of the heat exchange pipe can be transmitted to the inner container wall through the fixed heat transfer block and the connecting heat transfer plate to heat or cool the working chamber, the heat conduction area of the inner container wall is increased by the above-mentioned mode, rapid heating and cooling in the working chamber can be realized, and the heat conduction efficiency is improved; meanwhile, the heat exchange pipe is clamped and fixed on the fixed heat transfer block, and is more convenient to disassemble and assemble during maintenance.
[0008] Preferably, the fixed heat transfer block and the connecting heat transfer plate are made of aluminum material with high heat conduction performance.
[0009] The heat of the heat exchange pipe can be transmitted to the inner container wall through the fixed heat transfer block and the connecting heat transfer plate to heat or cool the working chamber, the heat conduction area of the inner container wall is increased by the above-mentioned mode, rapid heating and cooling in the working chamber can be realized, and the heat conduction efficiency is improved; meanwhile, the heat exchange pipe is clamped and fixed on the fixed heat transfer block, and is more convenient to disassemble and assemble during maintenance.
[0010] Preferably, the fixed heat transfer block is provided with a clamping groove, and the heat exchange pipe is detachably arranged in the clamping groove.
[0011] The above-mentioned structure design can improve the convenience of disassembling and assembling the heat exchange pipe, and the inner container wall will not be damaged during disassembly and assembly.
[0012] Preferably, the clamping groove is arc-shaped in correspondence with the shape of the heat exchange pipe, the heat exchange pipe is attached to the groove wall, and one side of the heat exchange pipe is flush with the opening of the clamping groove.
[0013] The arc-shaped structure of the clamping groove not only increases the heat conduction area of the heat exchange pipe and the fixed heat transfer block, but also increases the stability of clamping, and the flush arrangement of the heat exchange pipe and the opening of the clamping groove can ensure the installation flatness of the connecting heat transfer plate, and also can directly contact the heat exchange pipe and the connecting heat transfer plate, and the heat conduction effect is better.
[0014] Preferably, the heat exchange pipe comprises a heating pipe and a refrigeration pipe, and the clamping groove on the fixed heat transfer block is correspondingly provided with two.
[0015] Preferably, one end of the fixed heat transfer block is provided with a fixing piece, the fixing piece is detachably arranged on the upper and lower sides of the clamping groove, and the end of the fixing piece protrudes to form an arc-shaped clamping part at the opening of the clamping groove.
[0016] The design of the fixing piece can improve the stability of the heat exchange pipe and prevent it from falling off during transportation or transfer.
[0017] Preferably, the heat exchange pipe is arranged in a disc-shaped multi-row structure, a plurality of fixed heat transfer blocks are arranged on each row of heat exchange pipes for clamping and fixing, and the connecting heat transfer plate is fixedly connected to each row of fixed heat transfer blocks.
[0018] With the above structure design, the plurality of fixed heat transfer blocks and the plurality of connecting heat transfer plates can further increase the heat conduction area, and further increase the heat conduction efficiency.
[0019] Compared with the prior art, the utility model has the advantages of:
[0020] 1. The utility model discloses a fixed heat transfer block and heat exchange pipeline ring type connection and fixed on the inner wall of the working chamber, and through the connecting heat transfer plate, the fixed heat transfer block is connected to form an integrated heat transfer structure and contacts the inner wall of the liner, the heat of the heat exchange pipeline can be transferred to the inner wall of the liner through the fixed heat transfer block and the connecting heat transfer plate to heat or cool the working chamber, the heat conduction area of the inner wall of the liner can be increased by the above-mentioned mode, the rapid heating and cooling of the working chamber can be realized, and the heat conduction efficiency is improved.
[0021] 2. The heat exchange pipeline and the fixed block are clamped and fixed, so that disassembly is more convenient during maintenance.
[0022] 3. The utility model discloses a fixed heat transfer block one end is equipped with fixed part, and the end of fixed part is in the opening of the clamping groove and is convex and forms the clamping part of arc, can improve the stability of heat exchange pipeline, prevents the situation that it appears to fall in the transportation or transfer process. BRIEF DESCRIPTION OF DRAWINGS
[0023] Figure 1 It is the structural schematic diagram of the utility model;
[0024] Figure 2 It is the structural schematic diagram of the utility model from another angle (remove one side inner wall and part connecting heat transfer plate);
[0025] Figure 3 It is Figure 2 the enlarged view of A in the figure;
[0026] Figure 4 It is Figure 3 the structural schematic diagram of the fixed heat transfer block.
[0027] In the figure:
[0028] Box 1, working chamber 2, inner wall 3, heat exchange pipeline 4, heating pipe 4a, refrigeration pipe 4b, fixed mechanism 5, fixed heat transfer block 5a, connecting heat transfer plate 5b, clamping groove 5c, fixed part 5d, clamping part 5e, heat insulation block 5f. DETAILED DESCRIPTION
[0029] To explain the technical content, structural features, purposes and effects of the utility model in detail, the following will be combined with the embodiment and the drawings.
[0030] The technical solutions of the utility model will be described clearly and completely in connection with the drawings. Obviously, the described embodiments are some of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model. In the description of the utility model, it should be explained that the orientation or position relation indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relation shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, so it cannot be understood as a limitation of the utility model.
[0031] Please refer to Figures 1 to 3 A fixing device of heat exchange pipeline of inner wall of test box, including test box body 1, workroom 2 is equipped in test box body 1, the inner wall 3 of inner container is equipped in workroom 2, the heat exchange pipeline 4 is built-in in the inner wall 3 of inner container, wherein, the inner wall 3 of inner container that is set around is enclosed and forms the inner container. The heat exchange pipeline 4 is fixed and installed on the inner wall of workroom 2 through fixing mechanism 5. Heat conduction is carried out to the inner wall 3 of inner container through the heat exchange pipeline 4, and heating or refrigeration is realized in the workroom 2. Wherein, the fixing mechanism 5 includes fixed heat transfer block 5a and connecting heat transfer plate 5b, the fixed heat transfer block 5a is embraced and held and fixed in the inner wall of workroom 2 with the heat exchange pipeline 4, and the contact area of heat exchange pipeline 4 and fixed heat transfer block 5a can be increased by embracing type connection. The connecting heat transfer plate 5b connects and fixes multiple fixed heat transfer blocks 5a, and one side of connecting heat transfer plate 5b is in contact with the heat exchange pipeline 4, and the other side is connected and fixed with the inner wall 3 of inner container. Wherein, the fixed heat transfer block 5a and connecting heat transfer plate 5b are made of aluminum material with high thermal conductivity, the inner wall 3 of inner container can adopt stainless steel or aluminum material, and the aluminum material used in the embodiment is 6063 aluminum alloy. Therefore, heat is transferred to the fixed heat transfer block 5a in the workroom 2 through the heat exchange pipeline 4, and heat is conducted to the connecting heat transfer plate 5b through the heat exchange pipeline 4 and the fixed heat transfer block 5a, and finally the heat is conducted to the inner wall 3 of inner container to heat or refrigerate the workroom 2. The fixing mode of the above heat exchange pipeline 4 improves the heat conduction area of the inner wall 3 of inner container, and rapid heat conduction in the workroom 2 can be realized.
[0032] Please continue to refer to Figures 2-4The one end of the fixed heat transfer block 5a is fixedly arranged on the inner wall of the working chamber 2 through the heat insulation block 5f, so that heat conduction to the shell of the test box body 1 is prevented to avoid heat loss.
[0033] Please refer to Figure 3 In the embodiment, the heat exchange pipeline 4 comprises a heating pipe 4a and a refrigeration pipe 4b, and the clamping grooves 5c on the fixed heat transfer block 5a are correspondingly provided as two, wherein the heating pipe 4a adopts electric heating for heating, and the refrigeration pipe 4b is connected with a refrigeration unit to realize refrigeration; the working mode and the connection mode of the heating pipe 4a and the refrigeration pipe 4b belong to the prior art, and are not described herein.
[0034] Further, one end of the fixed heat transfer block 5a is provided with a fixing piece 5d, which is detachably arranged on the upper and lower sides of the clamping groove 5c, and the end portion of the fixing piece 5d is protrudingly formed as an arc-shaped clamping portion 5e at the opening of the clamping groove 5c.
[0035] In the embodiment, the heat exchange pipeline 4 is provided in a disc-shaped multi-row structure, and a plurality of fixed heat transfer blocks 5a are arranged on each row of heat exchange pipelines 4 for clamping and fixing, and the connecting heat transfer plates 5b are fixedly connected to each row of fixed heat transfer blocks 5a.
[0036] The assembling mode and working principle of the utility model are as follows:
[0037] During installation, according to the set route of the heat exchange pipeline 4, the fixed heat transfer block 5a is fixed on the inner wall of the working chamber 2 through the heat insulation block 5f, then the heating pipe 4a and the refrigeration pipe 4b are correspondingly clamped in the clamping grooves 5c, then the fixing piece 5d is fixed on the fixed heat transfer block 5a through screws to further fix the heat exchange pipeline 4 and ensure its stability, then the connecting heat transfer plate 5b is fixed on the fixed heat transfer plate 5a through screws, and the side surface of the connecting heat transfer plate 5b is in contact with the fixed heat transfer plate 5a and the heat exchange pipeline 4. Finally, the plurality of connecting heat transfer plates 5b are fixedly connected to the inner container wall 3 through screws.
[0038] Therefore, the fixed mechanism 5 is arranged to increase the heat conduction area of the inner container wall 3, so that the heat conduction is fast, and the heating and cooling efficiency is improved.
[0039] According to the disclosure and teaching of the above description, the skilled in the art of the utility model can also change and modify the above embodiments. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, and some modifications and changes of the utility model should fall within the protection scope of the claims of the utility model. In addition, although some specific terms are used in the specification, these terms are only for convenience of description and do not constitute any limitation on the utility model.
Claims
1. A fixing device for heat exchange pipes of an inner wall of a test chamber, characterized in that, Including test box (1), workroom (2) is equipped in test box (1), and inner container wall (3) is equipped in workroom (2), the heat exchange pipeline (4) is built-in in the inner container wall (3), the heat exchange pipeline (4) is fixedly installed on the inner wall of workroom (2) by fixing mechanism (5); The fixing mechanism (5) includes fixed heat transfer block (5a) and connecting heat transfer plate (5b), the fixed heat transfer block (5a) is ringed and held and fixed on the inner wall of workroom (2), the connecting heat transfer plate (5b) is connected and fixed with multiple fixed heat transfer blocks (5a), and one side of the connecting heat transfer plate (5b) is in contact with the heat exchange pipeline (4), and the other side is connected and fixed with the inner container wall (3).
2. A device for securing a heat transfer tube to an inner wall of a test chamber according to claim 1, wherein The fixed heat transfer block (5a) and the connecting heat transfer plate (5b) are made of aluminum material with high thermal conductivity.
3. A device for fixing the heat exchange tubes of the inner walls of a test chamber according to claim 1, characterized in that The fixed heat transfer block (5a) is provided with a holding groove (5c), and the heat exchange pipeline (4) is detachably installed in the holding groove (5c).
4. A device for securing a heat transfer tube to an inner wall of a test chamber according to claim 3, wherein The holding groove (5c) is correspondingly provided with a circular arc shape, the heat exchange pipeline (4) is fitted with the groove wall, and one side of the heat exchange pipeline (4) is flush with the opening of the holding groove (5c).
5. A fixing device for heat exchange tubes of an inner wall of a test chamber according to claim 3 or 4, characterized in that The heat exchange pipeline (4) includes heating pipe (4a) and refrigeration pipe (4b), and the holding groove (5c) on the fixed heat transfer block (5a) is correspondingly provided with two.
6. A device for securing a heat transfer tube to an inner wall of a test chamber according to claim 4, wherein One end of the fixed heat transfer block (5a) is provided with a fixing part (5d), the fixing part (5d) is detachably arranged on the upper and lower sides of the holding groove (5c), and the end of the fixing part (5d) is protruded to form an arc-shaped holding part (5e) at the opening of the holding groove (5c).
7. A device for securing a heat transfer tube to an inner wall of a test chamber according to claim 1, wherein The heat exchange pipeline (4) is arranged in a disc-shaped multi-row structure, and a plurality of fixed heat transfer blocks (5a) are arranged on each row of heat exchange pipelines (4) for clamping and fixing, and the connecting heat transfer plate (5b) is fixedly connected to each row of fixed heat transfer blocks (5a).