Inner cavity circulating type heat exchanger

Abstract

The utility model discloses an inner cavity circulating type heat exchanger which comprises a heat exchange shell. A first medium inlet is formed below the left side of the heat exchange shell, and a first medium outlet is formed above the right side of the heat exchange shell; a second medium inlet is formed in the upper portion of the left side of the heat exchange shell, and a second medium outlet is formed in the lower portion of the right side of the heat exchange shell. A communicating bent pipe is installed between the second medium inlet and the second medium outlet, and the communicating bent pipe is of an S-shaped pipe body structure arranged from top to bottom in the heat exchange shell. According to the device, the heat exchange partition plates are arranged in the heat exchange shell, the overflowing gaps are formed, on one hand, the flowing path of a first medium is changed into an S shape through the heat exchange partition plates, and the flowing path of the first medium is further increased; on the other hand, the heat exchange partition plate and the communicating bent pipe are installed into a whole, the heat of the second medium in the communicating bent pipe can be correspondingly transmitted to the heat exchange partition plate, the heat exchange area is increased through diffusion of the heat exchange partition plate, and the heat exchange efficiency and the heat exchange quality can be effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of heat exchanger in energy heat exchange, specifically to a cavity circulating heat exchanger. BACKGROUND

[0002] In prior art, the heat exchanger is simple in working principle, and usually utilizes the temperature difference of heat exchange medium to realize temperature heat exchange, which can be specifically realized by respectively feeding two different heat exchange mediums into two different heat exchange pipes.

[0003] For example, the technical scheme of CN101619939A discloses a heat exchanger, which realizes heat exchange by the corresponding installation of the first and second collecting pipes, and the main technical feature is to set a heat exchange angle to realize better heat exchange.

[0004] However, in prior art, the heat exchange area of heat exchange medium in the heat exchanger is limited, and the heat exchange time and the flow path of medium are also very limited, which cannot effectively improve the heat exchange efficiency and quality, and the structure is usually unreasonable, which cannot truly improve the heat exchange efficiency.

[0005] Therefore, in order to solve the above problems, it is necessary to develop an inner cavity heat exchanger capable of improving the heat exchange efficiency and quality. UTILITY MODEL CONTENTS

[0006] The utility model aims at the deficiencies in prior art, and provides an inner cavity circulating heat exchanger, and the technical scheme is as follows.

[0007] An inner cavity circulating heat exchanger, which comprises a heat exchange shell for heat exchange of first medium and second medium;

[0008] The left lower side of the heat exchange shell is provided with a first medium inlet, and the right upper side of the heat exchange shell is provided with a first medium outlet.

[0009] The left upper side of the heat exchange shell is provided with a second medium inlet, and the right lower side of the heat exchange shell is provided with a second medium outlet; and a communication bend is installed between the second medium inlet and the second medium outlet, which is arranged as an "S" shaped pipe body structure from top to bottom in the heat exchange shell.

[0010] The heat exchange shell is further provided with a plurality of heat exchange partitions arranged from left to right, and each heat exchange partition is provided with a flow gap between the other side wall of the heat exchange shell, and the flow gaps at the ends of adjacent heat exchange partitions are correspondingly staggered, so that the flow of the first medium in the heat exchange shell is in an "S" shape.

[0011] Further, the heat exchange shell is provided with five communication bends with equal spacing

[0012] Further, the heat exchange partition in the heat exchange shell is provided with eight groups, and the gaps of the eight groups of heat exchange partitions are equal; and the height of the corresponding heat exchange partition in the heat exchange shell is set, so that the five communication bend pipes can pass through the heat exchange partition correspondingly.

[0013] Further, the heat exchange partition in the heat exchange shell is provided with eight groups, and the gaps of the eight groups of heat exchange partitions are equal; and the height of the corresponding heat exchange partition in the heat exchange shell is set, so that the five communication bend pipes can pass through the heat exchange partition correspondingly.

[0014] Further, the heat exchange partition in the heat exchange shell is provided with eight groups, and the gaps of the eight groups of heat exchange partitions are equal; and the height of the corresponding heat exchange partition in the heat exchange shell is set, so that the five communication bend pipes can pass through the heat exchange partition correspondingly.

[0015] Further, the heat exchange partition in the heat exchange shell is provided with eight groups, and the gaps of the eight groups of heat exchange partitions are equal; and the height of the corresponding heat exchange partition in the heat exchange shell is set, so that the five communication bend pipes can pass through the heat exchange partition correspondingly.

[0016] Beneficial effects: the utility model has the following beneficial effects:

[0017] 1) the device is provided with a heat exchange partition in the heat exchange shell, and an overflow gap is set, on the one hand, the flow path of the first medium is changed into S shape through the heat exchange partition, and the flow path of the first medium is further increased; on the other hand, the heat exchange partition is integrated with the communication bend pipe, the heat of the second medium in the communication bend pipe can be correspondingly transferred to the heat exchange partition, the heat exchange area is increased through the diffusion of the heat exchange partition, and the heat exchange efficiency and heat exchange quality can be effectively improved;

[0018] 2) the device is provided with a heat exchange inner cavity in the heat exchange partition, and the communication bend pipe passing through the heat exchange partition is connected with the heat exchange inner cavity correspondingly, then the second medium entering from the communication bend pipe flows into the heat exchange inner cavity, the second medium in the heat exchange cavities of different communication bend pipes is mixed in the heat exchange inner cavity, the heat exchange efficiency can be effectively increased, and the heat exchange partition is directly contacted with the first medium, which can better exchange heat with the external first medium in the heat exchange inner cavity, and the heat exchange efficiency can be effectively improved;

[0019] 3) the temperature measuring ware is installed in the heat exchange inner cavity in the device, the temperature in the heat exchange inner cavity can be measured through the temperature measuring ware, the heat exchange temperature is obtained, which is more beneficial to the intuitive manifestation of the heat exchange efficiency, and the staff can be conveniently controlled. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structural drawing of the utility model;

[0021] Figure 2 It is Figure 1 A-A sectional view in the utility model;

[0022] Figure 3 The inner cavity structure diagram of the utility model. DETAILED DESCRIPTION

[0023] The utility model will be further illustrated in connection with the drawings and specific embodiments, the embodiment is implemented under the premise of the technical scheme of the utility model, and it should be understood that these embodiments are only used for illustrating the utility model and are not used for limiting the scope of the utility model.

[0024] Embodiment 1

[0025] As shown in Figure 1 and Figure 2 The utility model discloses a kind of inner cavity circulating heat exchangers, including the heat exchange shell 1 for the heat exchange of first medium and second medium;

[0026] The left lower side of the heat exchange shell 1 of the embodiment is provided with a first medium inlet 11, and the right upper side of the heat exchange shell 1 is provided with a first medium outlet 12.

[0027] The left upper side of the heat exchange shell 1 of the embodiment is provided with a second medium inlet 21, and the right lower side of the heat exchange shell 1 is provided with a second medium outlet 22;And second medium inlet 21 and second medium outlet 22 are installed with the communicating bend pipe 3, which is arranged as "S" shape pipe body structure from top to bottom in the heat exchange shell 1.

[0028] The heat exchange shell 1 of the embodiment is further provided with a plurality of heat exchange partitions 4 arranged in order from left to right, each heat exchange partition 4 is provided with a flow gap 5 between the other side wall of the heat exchange shell 1, and the flow gaps 5 of the end portions of adjacent heat exchange partitions 4 are correspondingly staggered, so that the flow of the first medium in the heat exchange shell 1 is "S" shape.

[0029] The heat exchange shell 1 of the embodiment is provided with five communicating bend pipes 3 with equal spacing.

[0030] The heat exchange shell 1 of the embodiment is provided with eight groups of heat exchange partitions 4, and the gaps of the eight groups of heat exchange partitions 4 are equal;And the height of the heat exchange partition 4 in the heat exchange shell 1 is correspondingly arranged, so that the five communicating bend pipes 3 can pass through the heat exchange partition 4.

[0031] In this embodiment, the first medium enters the heat exchange shell, and the second medium passes through the connecting bend, thus completing the heat exchange between the two media. However, this arrangement generally results in low heat exchange efficiency. Therefore, this device incorporates a heat exchange baffle and a flow gap inside the heat exchange shell. On one hand, the heat exchange baffle makes the flow path of the first medium S-shaped, further increasing its flow path. On the other hand, the heat exchange baffle is integrated with the connecting bend, allowing the heat from the second medium inside the connecting bend to be transferred to the heat exchange baffle. By increasing the heat exchange area through diffusion of the heat exchange baffle, the heat exchange efficiency and quality can be effectively improved.

[0032] Example 2

[0033] like Figure 3 As shown, an internal circulation heat exchanger of this embodiment includes a heat exchange shell 1 for heat exchange between a first medium and a second medium.

[0034] In this embodiment, a first medium inlet 11 is provided on the lower left side of the heat exchange shell 1, and a first medium outlet 12 is provided on the upper right side of the heat exchange shell 1;

[0035] In this embodiment, a second medium inlet 21 is provided on the upper left side of the heat exchange shell 1, and a second medium outlet 22 is provided on the lower right side of the heat exchange shell 1; and a connecting bend 3 is installed between the second medium inlet 21 and the second medium outlet 22. The connecting bend 3 is configured as an "S" shaped tube structure arranged from top to bottom in the heat exchange shell 1.

[0036] In this embodiment, the heat exchange shell 1 is also provided with a number of heat exchange baffles 4 arranged from left to right. Each heat exchange baffle 4 has a flow gap 5 between it and the other side wall of the heat exchange shell 1. The flow gaps 5 at the ends of adjacent heat exchange baffles 4 are staggered, so that the flow of the first medium in the heat exchange shell 1 is "S" shaped.

[0037] In this embodiment, the heat exchange shell 1 has five equally spaced connecting bends 3 arranged in the upper and lower parts.

[0038] In this embodiment, there are eight sets of heat exchange baffles 4 in the heat exchange shell 1, and the gaps between the eight sets of heat exchange baffles 4 are equal; and the height of the heat exchange baffles 4 in the heat exchange shell 1 is set accordingly so that the five connecting bends 3 can pass through the heat exchange baffles 4 accordingly.

[0039] In this embodiment, the heat exchange baffle 4 is also provided with a heat exchange inner cavity 6, and the connecting bends 3 in the heat exchange shell 1 are all connected to the heat exchange inner cavity 6. The second medium in the connecting bends 3 can enter the heat exchange inner cavity 6 and flow from the heat exchange inner cavity 6 back into the connecting bends 3.

[0040] The heat exchange inner cavity 6 of the heat exchange partition plate 4 is further provided with a temperature measurer 7, a measuring end of the temperature measurer 7 extends into the heat exchange inner cavity 6 from the outside of the heat exchange shell 1, and a tail end of the temperature measurer 7 is correspondingly located outside the heat exchange shell 1.

[0041] The heat exchange partition plate 4 and the communication bend pipe 3 are both made of copper material, and the communication bend pipe 3 and the heat exchange inner cavity 6 of the heat exchange partition plate 4 are integrally communicated.

[0042] The technical scheme of the embodiment is based on the embodiment, and the heat exchange inner cavity is arranged in the heat exchange partition plate, and the communication bend pipes penetrating through the heat exchange partition plate are correspondingly communicated with the heat exchange inner cavity, so that the second medium entering from the communication bend pipes flows into the heat exchange inner cavity, the second medium in the heat exchange cavities of different communication bend pipes is mixed in the heat exchange inner cavity, the heat exchange efficiency can be effectively improved, the heat exchange partition plate is directly contacted with the first medium, heat exchange with the external first medium in the heat exchange inner cavity can be better, and the heat exchange efficiency can be effectively improved.

[0043] The temperature measurer is arranged in the heat exchange inner cavity, the temperature in the heat exchange inner cavity can be measured by the temperature measurer, the heat exchange temperature is obtained, and the heat exchange efficiency can be more intuitively reflected, so that the staff can be conveniently controlled.

[0044] The above specific embodiment is only a preferred embodiment of the utility model, and is not used to limit the implementation and the claim range of the utility model, equivalent changes and modifications made according to the utility model patent protection range content should be included in the utility model patent application range.

Claims

1. A heat exchanger of the internal cavity circulation type, characterized in that: The application relates to a heat exchange shell (1) for heat exchange of a first medium and a second medium. A first medium inlet (11) is arranged at the lower left side of the heat exchange shell (1), and a first medium outlet (12) is arranged at the upper right side of the heat exchange shell (1). A second medium inlet (21) is arranged at the upper left side of the heat exchange shell (1), and a second medium outlet (22) is arranged at the lower right side of the heat exchange shell (1); a communication bend pipe (3) is arranged between the second medium inlet (21) and the second medium outlet (22) and is arranged as a "S"-shaped pipe body structure from top to bottom in the heat exchange shell (1). A plurality of heat exchange partitions (4) are arranged in the heat exchange shell (1) and are arranged in sequence from left to right; a flow gap (5) is formed between each heat exchange partition (4) and the other side wall of the heat exchange shell (1); the flow gaps (5) at the ends of adjacent heat exchange partitions (4) are arranged in a staggered mode, so that the flow of the first medium in the heat exchange shell (1) is in a "S" shape. The eight heat exchange partitions (4) in the heat exchange shell (1) have equal gaps; the heights of the heat exchange partitions (4) in the heat exchange shell (1) are set correspondingly, so that the five communication bend pipes (3) can pass through the heat exchange partitions (4) correspondingly. The heat exchange inner cavities (6) are arranged in the heat exchange partitions (4); the communication bend pipes (3) in the heat exchange shell (1) are communicated with the heat exchange inner cavities (6) correspondingly; the second medium in the communication bend pipes (3) can enter the heat exchange inner cavities (6) correspondingly and flow into the communication bend pipes (3) from the heat exchange inner cavities (6). The temperature detectors (7) are arranged in the heat exchange inner cavities (6) of the heat exchange partitions (4); the measuring ends of the temperature detectors (7) are arranged to extend into the heat exchange inner cavities (6) from the outside of the heat exchange shell (1); and the tail ends of the temperature detectors (7) are arranged to be located outside the heat exchange shell (1).

2. A heat exchanger of the type defined in claim 1, characterised in that: Five communication bend pipes (3) are arranged in the heat exchange shell (1) and have equal intervals.

3. A heat exchanger of the type defined in claim 1, characterised in that: The heat exchange partitions (4) and the communication bend pipes (3) are made of copper; and the communication bend pipes (3) and the heat exchange inner cavities (6) of the heat exchange partitions (4) are integrally communicated.

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