Integrated intermediate heat exchanger
By using an integrated intermediate heat exchanger, the expansion valve body and the intermediate heat exchanger are welded together using a double-layer plate and boss structure, which solves the problems of complicated installation and high cost in the existing technology, and achieves simplified installation and leak-free connection.
Patent Information
- Application Number
- CN202423241764.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2034-12-27
AI Technical Summary
The existing intermediate heat exchangers are mostly connected to the expansion valves with O-ring seals and are finally fixed with bolts, which makes the installation cumbersome and increases the number of parts and costs.
An integrated design is adopted, which achieves integral welding by setting a double-layer plate and boss structure between the top plate of the intermediate heat exchanger and the expansion valve body, reducing the number of parts and improving the welding effect.
The installation process was simplified, costs were reduced, and a leak-free connection was ensured, thus improving the device's practicality.
Smart Images
Figure CN223636695U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to intermediate heat exchanger technical field more specifically, relate to an integrated intermediate heat exchanger. BACKGROUND
[0002] Intermediate heat exchanger is a kind of equipment for transferring heat between two fluids, widely used in chemical industry, pharmaceutical, food and other industries, the intermediate heat exchanger of existing and expansion valve connection is mostly O-ring seal, finally through bolt fixed, since needing to use bolt to be fixed, the installation of the device is more cumbersome, the installation efficiency of the device is reduced, and since installation needs sealing ring and bolt, so that the number of parts is more, to increase the installation cost of the device, based on this, the utility model designs integrated intermediate heat exchanger to solve the above problems. SUMMARY
[0003] 1. Technical problem to be solved
[0004] The utility model is to provide an integrated intermediate heat exchanger to solve the problems raised in the above background:
[0005] The intermediate heat exchanger of existing and expansion valve connection is mostly O-ring seal, finally through bolt fixed, since needing to use bolt to be fixed, the installation of the device is more cumbersome, the installation efficiency of the device is reduced, and since installation needs sealing ring and bolt, so that the number of parts is more, to increase the installation cost of the device.
[0006] 2. Technical scheme
[0007] An integrated intermediate heat exchanger, including intermediate heat exchanger, the upper portion of the intermediate heat exchanger is fixedly connected with intermediate heat exchanger top plate, the upper portion of the intermediate heat exchanger top plate is fixedly welded with double-coated plate, the side away from the intermediate heat exchanger top plate of the double-coated plate is fixedly welded with expansion valve body.
[0008] Preferably, the outer side of the double-coated plate is provided with a through hole, the through hole is consistent in size with the intermediate heat exchanger top plate, the outer side of the double-coated plate is fixedly connected with a flange structure, so as to ensure the welding length of the double-coated plate and the intermediate heat exchanger top plate.
[0009] Preferably, the lower portion of the expansion valve body is fixedly connected with a boss structure, and the expansion valve body is connected with the intermediate heat exchanger, the intermediate heat exchanger top plate and the double-coated plate through the boss structure, increasing the welding length with the double-coated plate, so as to realize no leakage between the expansion valve body and the intermediate heat exchanger after product integral welding.
[0010] Preferably, the boss structure penetrates and positions the double-clad plate and the intermediate heat exchanger top plate, so as to ensure that the expansion valve body and the intermediate heat exchanger do not change positions during welding.
[0011] Preferably, an L-shaped hole is formed below the expansion valve body, and the expansion valve body forms a closed cavity with the intermediate heat exchanger top plate and the double-clad plate through the L-shaped hole, so as to realize L-shaped flow of refrigerant into the intermediate heat exchanger.
[0012] 3. Beneficial effects
[0013] Compared with the prior art, the utility model has the advantages that:
[0014] 1. In the utility model, the expansion valve body and the intermediate heat exchanger top plate are welded by setting the double-clad plate, and finally the rotor assembly of the expansion valve and the electronic control are assembled on the intermediate heat exchanger and the valve body assembly, so as to reduce the number of parts, reduce the cost of manufacturing the device, and the double-clad plate and the intermediate heat exchanger top plate are fixedly connected with the flanging structure outside the double-clad plate, so as to ensure the welding length of the double-clad plate and the intermediate heat exchanger top plate and improve the welding effect of the device.
[0015] 2. In the utility model, the boss structure is fixedly connected below the expansion valve body, the welding length of the expansion valve body and the double-clad plate is increased, so as to realize no leakage between the expansion valve body and the intermediate heat exchanger after the product is integrally welded, and the boss structure penetrates and positions the double-clad plate and the intermediate heat exchanger top plate, so as to ensure that the expansion valve body 4 and the intermediate heat exchanger 1 do not change positions during welding.
[0016] 3. In the utility model, the L-shaped hole is formed below the expansion valve body, so that the expansion valve body forms a closed cavity with the intermediate heat exchanger top plate and the double-clad plate through the L-shaped hole, so as to realize L-shaped flow of refrigerant into the intermediate heat exchanger 1, and further improve the practicality of the device. BRIEF DESCRIPTION OF DRAWINGS
[0017] Figure 1 It is an overall structure schematic view of the utility model;
[0018] Figure 2 It is an overall structure explosion schematic view of the utility model;
[0019] Figure 3 It is a local sectional view of the intermediate heat exchanger structure of the utility model;
[0020] Figure 4 It is a local sectional view of the expansion valve body structure of the utility model.
[0021] Explanation of reference numerals in the drawing: 1, intermediate heat exchanger; 2, intermediate heat exchanger top plate; 3, double-clad plate; 4, expansion valve body; 5, flanging structure; 6, boss structure; 7, L-shaped hole. DETAILED DESCRIPTION
[0022] Embodiment: Please refer to Figures 1-4 The utility model provides an integrated intermediate heat exchanger, including intermediate heat exchanger 1, the upper fixed connection of intermediate heat exchanger 1 has intermediate heat exchanger top plate 2, the upper fixed welding of intermediate heat exchanger top plate 2 has double cladding plate 3, the fixed welding of double cladding plate 3 away from the one side of intermediate heat exchanger top plate 2 has expansion valve body 4.
[0023] The outer side of double cladding plate 3 is provided with a through hole, the through hole is consistent with the size of intermediate heat exchanger top plate 2, the outer side of double cladding plate 3 is fixedly connected with the flanging structure 5, so as to guarantee the welding length of double cladding plate 3 and intermediate heat exchanger top plate 2.
[0024] The lower fixed connection of expansion valve body 4 has boss structure 6, and expansion valve body 4 is connected with intermediate heat exchanger 1, intermediate heat exchanger top plate 2 and double cladding plate 3 through boss structure 6, increases the welding length with double cladding plate 3, so as to realize that there is no leakage between expansion valve body 4 and intermediate heat exchanger 1 after the integral welding of product.
[0025] The boss structure 6 is penetrated and positioned with double cladding plate 3 and intermediate heat exchanger top plate 2, so as to guarantee that expansion valve body 4 and intermediate heat exchanger 1 do not change position when welding.
[0026] The lower of expansion valve body 4 is provided with L type hole 7, and expansion valve body 4 forms closed cavity with intermediate heat exchanger top plate 2 and double cladding plate 3 through L type hole 7, so as to realize that refrigerant L type flows into intermediate heat exchanger 1.
[0027] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by the person skilled in the art that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only preferred examples of the utility model and do not limit the utility model, various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.
Claims
1. An integrated intercooler comprising an intercooler (1), characterized in that: The intermediate heat exchanger (1) is fixedly connected with an intermediate heat exchanger top plate (2) above, an double-clad plate (3) is fixedly welded above the intermediate heat exchanger top plate (2), and an expansion valve body (4) is fixedly welded to the side of the double-clad plate (3) away from the intermediate heat exchanger top plate (2).
2. An integrated intermediate heat exchanger according to claim 1, characterized in that: A through hole is formed in the outer side of the double-clad plate (3), the through hole is consistent in size with the intermediate heat exchanger top plate (2), and a flange structure (5) is fixedly connected to the outer side of the double-clad plate (3).
3. An integrated intermediate heat exchanger according to claim 1, characterized in that: A boss structure (6) is fixedly connected below the expansion valve body (4), and the expansion valve body (4) is connected with the intermediate heat exchanger (1), the intermediate heat exchanger top plate (2) and the double-clad plate (3) through the boss structure (6).
4. An integrated intermediate heat exchanger according to claim 3, characterized in that: The boss structure (6) penetrates and positions the double-clad plate (3) and the intermediate heat exchanger top plate (2).
5. An integrated intermediate heat exchanger according to claim 1, characterized in that: An L-shaped hole (7) is formed below the expansion valve body (4), and the expansion valve body (4) forms a closed cavity with the intermediate heat exchanger top plate (2) and the double-clad plate (3) through the L-shaped hole (7).