Heat exchanger with flow guide structure

Abstract

The utility model relates to the technical field of heat exchangers, in particular to a heat exchanger with a flow guide structure, which comprises a heat exchanger body, and the outer surface of one end of the heat exchanger body is fixedly connected with a flange. According to the heat exchanger, cold fluid is introduced into the inner side of the heat exchanger body from the first liquid inlet, so that the cold fluid sequentially flows through the circular grooves formed in the outer surfaces of the first liquid distribution plates and the second liquid distribution plates in the heat exchanger body and then flows out from the first liquid outlet, the path of the cold fluid in the heat exchanger body is enlarged, and the heat exchange efficiency is improved. Then hot fluid is introduced into the liquid inlet pipe, so that the hot fluid enters the splitter plate and then flows to the inner side of the collector plate through the multiple groups of flow guide pipes, so that the circulation path of the hot fluid is prolonged, the hot fluid can be better exchanged with cold fluid, the circulation path of the hot fluid can be controlled, the bias flow phenomenon is prevented, and the service life of the hot fluid is prolonged. And the energy utilization rate can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of heat exchangers, in particular to a heat exchanger with a flow guiding structure. Background Art

[0002] Heat exchanger is a device that transfers part of the heat of hot fluid to cold fluid. Heat exchanger plays an important role in chemical, petroleum, power, food and many other industrial production.

[0003] A heat exchanger is an energy-saving device that transfers heat between two or more fluids at different temperatures. It transfers heat from a fluid with a higher temperature to a fluid with a lower temperature so that the fluid temperature reaches the specified index of the process to meet the needs of process conditions. It is also one of the main devices for improving energy utilization. However, the existing heat exchanger has a single medium circulation mode and a short stroke, which cannot fully transfer heat and may also cause biased flow, thereby affecting the heat exchange effect and resulting in low energy utilization. Utility Model Content

[0004] The purpose of the utility model is to provide a heat exchanger with a flow-guiding structure to solve the problem that the heat exchanger medium circulation mode proposed in the above-mentioned background technology is single, the stroke is short, the heat cannot be fully transferred out, and the phenomenon of biased flow occurs, thereby affecting the heat exchange effect and causing low energy utilization.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a heat exchanger with a flow guiding structure, comprising a heat exchanger body, wherein the outer surface of one end of the heat exchanger body is fixedly connected with a flange, the outer surface of the flange is fixedly connected with a liquid inlet 1, the outer surface of the other end of the heat exchanger body is fixedly connected with a liquid outlet 1 through the flange, the lower surface of the heat exchanger body is fixedly connected with a liquid inlet 2, the upper surface of the heat exchanger body is fixedly connected with a liquid outlet 2, the inner side of the liquid inlet 2 is penetrated by a liquid inlet pipe, the outer surface of the liquid inlet pipe is fixedly connected with a diverter plate, the upper surface of the diverter plate is fixedly connected with a flow guiding pipe, the outer end of the flow guiding pipe is fixedly connected with a collecting plate, the outer surface of the collecting plate is fixedly connected with a liquid outlet pipe, the inner side of the heat exchanger body is fixedly connected with a liquid separator plate 1 and a liquid separator plate 2, and the heat exchanger body, flange, liquid inlet 1, liquid outlet 1 and liquid inlet 2 are all already known in the prior art.

[0006] Preferably, a slot is provided on the inner side of the heat exchanger body, and a sealing gasket is slidably connected to the inner side of the slot.

[0007] Preferably, the liquid inlet 1 and the liquid outlet 1 are fixedly connected to the two ends of the heat exchanger body through flanges, and their function is to pass the cold fluid from the liquid inlet 1 into the inner side of the heat exchanger body and then flow out from the liquid outlet 1.

[0008] Preferably, the liquid inlet pipe and the liquid outlet pipe are both tubular in shape, the diverter plate and the collecting plate are both rectangular in shape, the inner sides of the diverter plate and the collecting plate are hollow, and the upper surface of the diverter plate and the lower surface of the collecting plate are provided with multiple groups of circular grooves, whose function is to allow the hot fluid to enter the diverter plate by passing the hot fluid into the liquid inlet pipe, and then flow to the inner side of the collecting plate through multiple groups of guide pipes, and then flow out from the liquid outlet pipe.

[0009] Preferably, the guide tube is in the shape of a curved tube, and is fixedly connected between the diverter plate and the collecting plate through the lower end of the multi-component liquid plate one and the upper end of the liquid separator plate two. Its function is to extend the flow path of the hot fluid so that it can better exchange with the cold fluid, and can control the flow path of the hot fluid to prevent it from deviating from the flow.

[0010] Preferably, the separator plate 1 and the separator plate 2 are both in plate shape, and the separator plate 1 and the separator plate 2 are fixedly connected to the inner side of the heat exchanger body in multiple groups, and multiple groups of circular grooves are provided on the outer surfaces of the separator plate 1 and the separator plate 2, and a piece is cut off from the lower end of the separator plate 1 and the upper end of the separator plate 2, so as to facilitate the guide tube to pass around the separator plate 1 and the separator plate 2, thereby increasing the contact area between the hot fluid and the cold flow, and extending the passing path of the hot fluid, so that the two groups can be fully exchanged.

[0011] Preferably, the slot is an annular groove, the sealing gasket is annular in shape, and the sealing gasket is slidably connected to the inner side of the slot. The slot is opened on the inner side of the flange, so that under the action of the sealing gasket, the heat exchanger body is more tightly connected to the liquid inlet 1 and the liquid outlet 1, thereby preventing the medium from leaking and affecting the heat exchange effect.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. By introducing the cold fluid from the liquid inlet to the inner side of the heat exchanger body, the cold fluid flows through the circular grooves opened on the outer surfaces of the multi-component liquid plate 1 and the liquid separator plate 2 inside the heat exchanger body in turn, and then flows out from the liquid outlet, thereby expanding the path of the cold fluid in the heat exchanger body, and then by introducing the hot fluid into the liquid inlet pipe, the hot fluid enters the diverter plate, and then flows to the inner side of the collecting plate through multiple groups of guide pipes, thereby extending the flow path of the hot fluid, so that it can better exchange with the cold fluid, and the flow path of the hot fluid can be controlled to prevent it from being biased, thereby improving energy utilization.

[0014] 2. By opening a groove on the inner side of the flange, the heat exchanger body is more tightly connected to the liquid inlet 1 and the liquid outlet 1 under the action of the sealing gasket, thereby preventing the medium from leaking and affecting the heat exchange effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front view stereoscopic schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a side perspective schematic diagram of the structure of the utility model;

[0017] Figure 3 For this utility model Figure 1 A schematic plan view of the internal cross-sectional structure of the medium heat exchanger body;

[0018] Figure 4 For this utility model Figure 3 Schematic diagram of the structure;

[0019] Figure 5 For this utility model Figure 2 Schematic diagram of the cross-sectional structure of the middle flange.

[0020] In the figure: 1. heat exchanger body; 2. flange; 3. liquid inlet 1; 4. liquid outlet 1; 5. liquid inlet 2; 6. liquid outlet 2; 7. liquid inlet pipe; 8. manifold; 9. guide pipe; 10. collecting plate; 11. liquid outlet pipe; 12. liquid separator 1; 13. liquid separator 2; 14. slot; 15. sealing gasket. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-5 , an embodiment provided by the utility model:

[0023] A heat exchanger with a flow guiding structure comprises a heat exchanger body 1, wherein a flange 2 is fixedly connected to the outer surface of one end of the heat exchanger body 1, a liquid inlet 3 is fixedly connected to the outer surface of the flange 2, a liquid outlet 4 is fixedly connected to the outer surface of the other end of the heat exchanger body 1 through the flange 2, a liquid inlet 2 5 is fixedly connected to the lower surface of the heat exchanger body 1, a liquid outlet 2 6 is fixedly connected to the upper surface of the heat exchanger body 1, a liquid inlet pipe 7 is penetrated and connected to the inner side of the liquid inlet 2 5, a diverter plate 8 is fixedly connected to the outer surface of the liquid inlet pipe 7, a flow guiding pipe 9 is fixedly connected to the upper surface of the diverter plate 8, a current collecting plate 10 is fixedly connected to the outer end of the flow guiding pipe 9, a liquid collecting plate 10 is fixedly connected to the outer surface of the current collecting plate 10, a liquid outlet pipe 11 is fixedly connected to the inner side of the heat exchanger body 1, and a liquid separator plate 12 and a liquid separator plate 2 13 are fixedly connected. The heat exchanger body 1, the flange 2, the liquid inlet 3, the liquid outlet 4 and the liquid inlet 2 5 are all existing in the prior art.

[0024] Furthermore, a slot 14 is provided on the inner side of the heat exchanger body 1 , and a sealing gasket 15 is slidably connected to the inner side of the slot 14 .

[0025] Furthermore, the liquid inlet 3 and the liquid outlet 4 are fixedly connected to the two ends of the heat exchanger body 1 through the flange 2, and their function is to pass the cold fluid from the liquid inlet 3 into the inner side of the heat exchanger body 1, and then flow out from the liquid outlet 4.

[0026] Furthermore, the liquid inlet pipe 7 and the liquid outlet pipe 11 are both tubular in shape, the diverter plate 8 and the collecting plate 10 are both rectangular in shape, the inner sides of the diverter plate 8 and the collecting plate 10 are hollow, and the upper surface of the diverter plate 8 and the lower surface of the collecting plate 10 both have multiple groups of circular grooves, whose function is to allow the hot fluid to enter the diverter plate 8 by passing the hot fluid into the liquid inlet pipe 7, and then flow to the inner side of the collecting plate 10 through multiple groups of guide pipes 9, and then flow out from the liquid outlet pipe 11.

[0027] Furthermore, the guide tube 9 is in the shape of a curved tube, and is fixedly connected between the diverter plate 8 and the collecting plate 10 through the lower end of the multi-component liquid plate 12 and the upper end of the liquid separation plate 2 13. Its function is to extend the flow path of the hot fluid so that it can better exchange with the cold fluid, and can control the flow path of the hot fluid to prevent it from deviating from the flow.

[0028] Furthermore, both the separator plate 1 12 and the separator plate 2 13 are in plate-like shape, and are fixedly connected to the inner side of the heat exchanger body 1 in multiple groups. Multiple groups of circular grooves are provided on the outer surfaces of the separator plate 12 and the separator plate 2 13, and a piece is cut off from the lower end of the separator plate 1 12 and the upper end of the separator plate 2 13, so as to facilitate the guide tube 9 to pass around the separator plate 1 12 and the separator plate 2 13, thereby increasing the contact area between the hot fluid and the cold flow, and extending the passing path of the hot fluid, so that the two groups can be fully exchanged.

[0029] Furthermore, the slot 14 is an annular groove, and the sealing gasket 15 is an annular shape. The sealing gasket 15 is slidably connected to the inner side of the slot 14. The slot 14 is opened on the inner side of the flange 2, so that under the action of the sealing gasket 15, the heat exchanger body 1 is more tightly connected with the liquid inlet 3 and the liquid outlet 4, thereby preventing the medium from leaking and affecting the heat exchange effect.

[0030] Working principle: A flange 2 is fixedly connected to the outer surface of one end of the heat exchanger body 1, and a liquid inlet 3 is fixedly connected to the outer surface of the flange 2. A liquid outlet 4 is fixedly connected to the outer surface of the other end of the heat exchanger body 1 through the flange 2. A liquid inlet 5 is fixedly connected to the lower surface of the heat exchanger body 1, and a liquid outlet 6 is fixedly connected to the upper surface of the heat exchanger body 1. A liquid inlet pipe 7 is connected through the inner side of the liquid inlet 5. A diverter plate 8 is fixedly connected to the outer surface of the liquid inlet pipe 7. A guide pipe 9 is fixedly connected to the upper surface of the diverter plate 8. A collector plate 10 is fixedly connected to the outer end of the guide pipe 9. A liquid outlet pipe 11 is fixedly connected to the outer surface of the collector plate 10. A liquid separator plate 11 is fixedly connected to the inner side of the heat exchanger body 1. 2 and liquid separator plate 2 13, by passing the cold fluid from the liquid inlet 13 to the inner side of the heat exchanger body 1, the cold fluid flows through the circular grooves opened on the outer surfaces of the multi-component liquid separator plate 12 and the liquid separator plate 2 13 inside the heat exchanger body 1 in turn, and then flows out from the liquid outlet 14, thereby expanding the path of the cold fluid in the heat exchanger body 1, and then passing the hot fluid into the liquid inlet pipe 7, so that the hot fluid enters the diverter plate 8, and then flows to the inner side of the collecting plate 10 through the multiple groups of guide pipes 9, thereby extending the flow path of the hot fluid, so that it can better exchange with the cold fluid, and can control the flow path of the hot fluid, thereby preventing it from being biased, thereby improving energy utilization.

[0031] By opening a card groove 14 on the inner side of the heat exchanger body 1, a sealing gasket 15 is slidably connected to the inner side of the card groove 14, and by opening a card groove 14 on the inner side of the flange 2, the heat exchanger body 1 is more tightly connected to the liquid inlet 3 and the liquid outlet 4 under the action of the sealing gasket 15, thereby preventing the medium from leaking and affecting the heat exchange effect.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A heat exchanger with a flow-guiding structure, comprising a heat exchanger body (1), characterized in that: The outer surface of one end of the heat exchanger body (1) is fixedly connected to a flange (2), the outer surface of the flange (2) is fixedly connected to a liquid inlet port 1 (3), the outer surface of the other end of the heat exchanger body (1) is fixedly connected to a liquid outlet port 1 (4) through the flange (2), the lower surface of the heat exchanger body (1) is fixedly connected to a liquid inlet port 2 (5), the upper surface of the heat exchanger body (1) is fixedly connected to a liquid outlet port 2 (6), the inner side of the liquid inlet port 2 (5) is connected through a liquid inlet pipe (7), the outer surface of the liquid inlet pipe (7) is fixedly connected to a flow divider plate (8), the upper surface of the flow divider plate (8) is fixedly connected to a flow guide pipe (9), the outer end of the flow guide pipe (9) is fixedly connected to a current collecting plate (10), the outer surface of the current collecting plate (10) is fixedly connected to a liquid outlet pipe (11), and the inner side of the heat exchanger body (1) is fixedly connected to a liquid separator plate 1 (12) and a liquid separator plate 2 (13).

2. A heat exchanger with a flow guiding structure according to claim 1, characterized in that: A slot (14) is provided on the inner side of the heat exchanger body (1), and a sealing gasket (15) is slidably connected to the inner side of the slot (14).

3. The heat exchanger with a flow guiding structure according to claim 1, characterized in that: The liquid inlet one (3) and the liquid outlet one (4) are fixedly connected to the two ends of the heat exchanger body (1) via flanges (2).

4. A heat exchanger with a flow guiding structure according to claim 3, characterized in that: The liquid inlet pipe (7) and the liquid outlet pipe (11) are both tubular in shape, the diverter plate (8) and the current collecting plate (10) are both rectangular in shape, the inner sides of the diverter plate (8) and the current collecting plate (10) are both hollow, and the upper surface of the diverter plate (8) and the lower surface of the current collecting plate (10) are provided with a plurality of groups of circular grooves.

5. A heat exchanger with a flow guiding structure according to claim 4, characterized in that: The flow guide tube (9) is in the shape of a curved tube, and is fixedly connected between the flow distribution plate (8) and the current collecting plate (10) via a first multi-component liquid plate (12) and a second liquid distribution plate (13).

6. A heat exchanger with a flow guiding structure according to claim 5, characterized in that: The liquid separation plate 1 (12) and the liquid separation plate 2 (13) are both in plate shape. The liquid separation plate 1 (12) and the liquid separation plate 2 (13) are fixedly connected to the inner side of the heat exchanger body (1) in multiple groups. The outer surfaces of the liquid separation plate 1 (12) and the liquid separation plate 2 (13) are provided with multiple groups of circular grooves. The lower end of the liquid separation plate 1 (12) and the upper end of the liquid separation plate 2 (13) are both cut off.

7. The heat exchanger with a flow guiding structure according to claim 2, characterized in that: The clamping groove (14) is in the form of a circular groove, the sealing gasket (15) is in the form of a circular ring, and the sealing gasket (15) is slidably connected to the inner side of the clamping groove (14).

Images