Heat exchanger with high energy efficiency

Abstract

The utility model discloses a heat exchanger with high energy efficiency, and belongs to the technical field of heat exchangers. A heat exchanger with high energy efficiency comprises a first-stage heat exchanger and a second-stage heat exchanger, a stabilizing support is arranged between the first-stage heat exchanger and the second-stage heat exchanger and connected with the first-stage heat exchanger and the second-stage heat exchanger through clamping grooves, and the first-stage heat exchanger comprises a first-stage valve head and a first-stage heat exchange pipe. The first-stage valve head is connected with the first-stage heat exchange pipe through a flange. In order to solve the problems that the size of a single-group heat exchanger needs to be enlarged when the single-group heat exchanger needs to achieve large flow and efficient heat dissipation, and due to the fact that the effective contact area of a heat source and a cold source of a structure is fixed, efficient heat exchange efficiency cannot be achieved, a combined structural design of double heat exchangers is adopted. In this way, the occupied area needed by equipment can be effectively avoided while the inner capacity of the heat exchangers is increased, and heat source media and cold source media flow in the two sets of heat exchangers in the heat exchange process.

Description

Technical Field

[0001] The utility model relates to the technical field of heat exchangers, in particular to a high-energy-efficiency heat exchanger. Background Art

[0002] A Chinese patent with publication number CN218781688U discloses a high-efficiency heat exchanger. By arranging an annular brush sleeved on the outer wall of the water inlet pipe, the problem of the outer wall of the water inlet pipe of the existing high-efficiency heat exchanger being difficult to clean is solved. The patent has the advantage of convenient cleaning of the outer wall of the water inlet pipe. By wrapping the outer wall of the water inlet pipe, the convenience of cleaning the heat exchanger can be greatly improved, making it more convenient to clean the outer wall of the water inlet pipe.

[0003] In the above patent, if a single set of heat exchangers wants to achieve large flow and efficient heat dissipation, it needs to expand its own volume, and due to the structural limitations, the effective contact area between the heat source and the cold source is relatively fixed, so efficient heat exchange efficiency cannot be achieved. Utility Model Content

[0004] The purpose of the utility model is to provide a high-energy-efficiency heat exchanger, which adopts a combined structural design of double heat exchangers, so that while increasing the capacity of the heat exchanger, it can also effectively avoid the floor space required for the equipment, and in the process of heat exchange, the heat source and cold source media flow respectively from two groups of heat exchangers, which can solve the problems in the prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-efficiency heat exchanger, comprising a primary heat exchanger and a secondary heat exchanger, wherein a stabilizing bracket is arranged between the primary heat exchanger and the secondary heat exchanger, and the stabilizing bracket is respectively connected to the primary heat exchanger and the secondary heat exchanger through a slot, the primary heat exchanger comprises a primary valve head and a primary heat exchange tube, the primary valve head is connected to the primary heat exchange tube through a flange, the secondary heat exchanger comprises a secondary valve head and a secondary heat exchange tube, the secondary valve head is connected to the secondary heat exchange tube through a flange.

[0006] Preferably, a first-level heat source input is provided on one side of the first-level valve head, a first-level heat source output is provided on the other side of the first-level valve head, a second-level cold source output is provided on one side of the first-level heat exchange tube, and a second-level cold source input is provided on the other side of the first-level heat exchange tube.

[0007] Preferably, a secondary heat source output is provided on one side of the secondary valve head, a secondary heat source input is provided on the other side of the secondary valve head, a primary cold source input is provided on one side of the secondary heat exchange tube, and a primary cold source output is provided on the other side of the secondary heat exchange tube.

[0008] Preferably, the secondary heat source input is connected to the primary heat source output via a flange, and the primary cold source output is connected to the secondary cold source input via a flange.

[0009] Preferably, a cavity partition is provided inside the primary valve head and the secondary valve head, and a one-way valve is provided on one side of the cavity partition.

[0010] Preferably, U-shaped return pipes are provided inside the primary heat exchange tube and the secondary heat exchange tube, two ends of the U-shaped return pipe are respectively located on both sides of the cavity partition, and a plurality of spoilers are provided on the outside of the U-shaped return pipe.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model adopts a combined structural design of double heat exchangers, which can effectively avoid the floor space required for the equipment while increasing the internal capacity of the heat exchanger. In the process of heat exchange, the heat source and the cold source medium flow from the two sets of heat exchangers respectively;

[0013] 2. In the utility model, the heat source medium first enters the primary heat exchange tube through the primary valve head, then enters the secondary valve head, and then enters the secondary heat exchange tube from the secondary valve head to complete the heat exchange output, while the cold source medium first enters the secondary heat exchange tube, completes the heat exchange inside the secondary heat exchange tube, and then enters the primary heat exchange tube. In this way, the temperature difference in the heat exchange tube can be guaranteed, so that the heat exchange efficiency of the output heat source is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is the overall front view of the utility model;

[0015] Figure 2 It is an overall side view of the utility model;

[0016] Figure 3 It is a schematic diagram of the overall internal structure of the utility model.

[0017] In the figure: 1. primary heat exchanger; 2. secondary heat exchanger; 3. stabilizing bracket; 4. U-shaped return pipe; 5. cavity partition; 6. one-way valve; 101. primary valve head; 102. primary heat exchange tube; 1011. primary heat source input; 1012. primary heat source output; 1021. secondary cold source output; 1022. secondary cold source input; 201. secondary valve head; 202. secondary heat exchange tube; 2011. secondary heat source output; 2012. secondary heat source input; 2021. primary cold source input; 2022. primary cold source output; 401. spoiler. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In order to achieve large flow and efficient heat dissipation for a single heat exchanger, the volume of the heat exchanger needs to be enlarged. However, due to the limited structure, the effective contact area between the heat source and the cold source is relatively fixed, so efficient heat exchange efficiency cannot be achieved. Please refer to Figure 1-3 , the utility model provides the following solutions:

[0020] A high-efficiency heat exchanger includes a primary heat exchanger 1 and a secondary heat exchanger 2. A stabilizing bracket 3 is arranged between the primary heat exchanger 1 and the secondary heat exchanger 2. The stabilizing bracket 3 is connected to the primary heat exchanger 1 and the secondary heat exchanger 2 through a slot, respectively. The primary heat exchanger 1 includes a primary valve head 101 and a primary heat exchange tube 102. The primary valve head 101 is connected to the primary heat exchange tube 102 through a flange. The secondary heat exchanger 2 includes a secondary valve head 201 and a secondary heat exchange tube 202. The secondary valve head 201 is connected to the secondary heat exchange tube 202 through a flange. A combined structural design of double heat exchangers is adopted. In this way, the floor space required for the equipment can be effectively avoided while increasing the internal capacity of the heat exchanger. In the process of heat exchange, the heat source and the cold source medium flow from the two groups of heat exchangers respectively.

[0021] A primary heat source input 1011 is provided on one side of the primary valve head 101, a primary heat source output 1012 is provided on the other side of the primary valve head 101, a secondary cold source output 1021 is provided on one side of the primary heat exchange tube 102, a secondary cold source input 1022 is provided on the other side of the primary heat exchange tube 102, a secondary heat source output 2011 is provided on one side of the secondary valve head 201, a secondary heat source input 2012 is provided on the other side of the secondary valve head 201, a primary cold source input 2021 is provided on one side of the secondary heat exchange tube 202, a primary cold source output 2022 is provided on the other side of the secondary heat exchange tube 202, and a secondary cold source output 2021 is provided on one side of the secondary heat exchange tube 202. The first-stage heat source input 2012 is connected to the first-stage heat source output 1012 through a flange, and the first-stage cold source output 2022 is connected to the second-stage cold source input 1022 through a flange. The heat source medium first enters the first-stage heat exchange tube 102 through the first-stage valve head 101, and then enters the second-stage valve head 201, and then enters the second-stage heat exchange tube 202 from the second-stage valve head 201, and finally completes the heat exchange output, while the cold source medium first enters the second-stage heat exchange tube 202, completes the heat exchange inside the second-stage heat exchange tube 202, and then enters the first-stage heat exchange tube 102, so that the temperature difference in the heat exchange tube can be guaranteed, so that the heat exchange efficiency of the output heat source is improved;

[0022] Both the first-stage valve head 101 and the second-stage valve head 201 are provided with a cavity partition 5, and a one-way valve member 6 is provided on one side of the cavity partition 5. Both the first-stage heat exchange tube 102 and the second-stage heat exchange tube 202 are provided with a U-shaped return pipe 4, and the two ends of the U-shaped return pipe 4 are respectively located on both sides of the cavity partition 5. A plurality of spoilers 401 are provided on the outside of the U-shaped return pipe 4. The heat source medium enters from one end of the U-shaped return pipe 4 and then outputs from the other end. During the process, the heat is transferred to the cold source medium in the pipe through the U-shaped return pipe 4 to complete the heat exchange operation.

[0023] Working principle: the heat source medium first enters the primary heat exchange tube 102 through the primary valve head 101, and then enters the secondary valve head 201, and then enters the secondary heat exchange tube 202 from the secondary valve head 201, and finally completes the heat exchange output, while the cold source medium first enters the secondary heat exchange tube 202, completes the heat exchange inside the secondary heat exchange tube 202, and then enters the primary heat exchange tube 102, so that the temperature difference in the heat exchange tube can be guaranteed, so that the heat exchange efficiency of the output heat source is improved.

[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high energy efficiency heat exchanger, comprising a primary heat exchanger (1) and a secondary heat exchanger (2), characterized in that: A stabilizing bracket (3) is provided between the primary heat exchanger (1) and the secondary heat exchanger (2); the stabilizing bracket (3) is respectively connected to the primary heat exchanger (1) and the secondary heat exchanger (2) via a slot; the primary heat exchanger (1) comprises a primary valve head (101) and a primary heat exchange tube (102); the primary valve head (101) and the primary heat exchange tube (102) are connected via a flange; the secondary heat exchanger (2) comprises a secondary valve head (201) and a secondary heat exchange tube (202); the secondary valve head (201) and the secondary heat exchange tube (202) are connected via a flange.

2. The high energy efficiency heat exchanger according to claim 1, characterized in that: A primary heat source input (1011) is provided on one side of the primary valve head (101), and a primary heat source output (1012) is provided on the other side of the primary valve head (101); a secondary cold source output (1021) is provided on one side of the primary heat exchange tube (102), and a secondary cold source input (1022) is provided on the other side of the primary heat exchange tube (102).

3. The high energy efficiency heat exchanger according to claim 2, characterized in that: A secondary heat source output (2011) is provided on one side of the secondary valve head (201), and a secondary heat source input (2012) is provided on the other side of the secondary valve head (201); a primary cold source input (2021) is provided on one side of the secondary heat exchange tube (202), and a primary cold source output (2022) is provided on the other side of the secondary heat exchange tube (202).

4. The high energy efficiency heat exchanger according to claim 3, characterized in that: The secondary heat source input (2012) is connected to the primary heat source output (1012) via a flange, and the primary cold source output (2022) is connected to the secondary cold source input (1022) via a flange.

5. The high energy efficiency heat exchanger according to claim 4, characterized in that: The first-stage valve head (101) and the second-stage valve head (201) are both provided with a cavity partition (5) inside, and a one-way valve component (6) is provided on one side of the cavity partition (5).

6. The high energy efficiency heat exchanger according to claim 5, characterized in that: A U-shaped return pipe (4) is disposed inside the first-stage heat exchange pipe (102) and the second-stage heat exchange pipe (202), two ends of the U-shaped return pipe (4) are respectively located on two sides of the cavity partition (5), and a plurality of spoilers (401) are disposed on the outside of the U-shaped return pipe (4).

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