Efficient energy-saving heat exchanger tube bundle

Abstract

The utility model discloses an efficient energy-saving heat exchanger tube bundle, which relates to the technical field of heat exchanger parts, and comprises a tube body unit, communication units fixedly connected to two ends of the tube body unit, and a tube bundle unit arranged in the tube body unit, the tube bundle unit comprises a hot straight tube arranged in the tube body unit and positioning discs which are fixedly connected to the two ends of the hot straight tube and are used for facilitating liquid circulation; the hot straight pipes are arranged in a three-layer annular mode, a connecting ring is fixedly connected between every two adjacent annular hot straight pipes in each layer, and a fixed connecting rod is connected between every two annular hot straight pipes in each layer. According to the efficient and energy-saving heat exchanger tube bundle, disassembly, assembly and later replacement of the hot straight tubes are facilitated, heat exchange quality is improved due to the fact that the hot straight tubes are stably connected, heat exchange transmission is guaranteed through the two inclined baffle plates and the multiple vertically-fixed baffle plates which are arranged in an up-down staggered mode, circulation resistance is reduced, and heat exchange efficiency is improved. The heat conduction efficiency is improved, the heat loss is reduced, and the efficient and energy-saving effects are achieved.

Description

Technical Field

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

[0002] The tube bundle heat exchanger is a typical heat exchange device that allows two fluids with different temperatures to exchange heat. Through this device, one fluid can be cooled down and the other fluid can be heated up to meet their respective needs. This equipment is widely used in chemical, petroleum, pharmaceutical, energy and other industrial sectors, and is one of the important and indispensable equipment in chemical production.

[0003] Announcement No.: CN220437207U discloses a high-efficiency and energy-saving heat exchanger tube bundle, which not only greatly enhances the heat transfer coefficient and improves the heat exchange effect, but also has anti-scaling and descaling effects. It also has the characteristics of saving space and occupying a small area, and has high use value in practical applications, and is worthy of wide promotion and application.

[0004] In the above patent, the overall connection of the straight tubes inside the heat exchanger is not stable enough and is not convenient for disassembly, assembly and replacement, which reduces the heat exchange effect and easily causes heat loss, failing to achieve the function of high efficiency and energy saving. Therefore, it is necessary to provide a high efficiency and energy-saving heat exchanger tube bundle. Utility Model Content

[0005] The main purpose of the utility model is to provide a high-efficiency and energy-saving heat exchanger tube bundle, which can effectively solve the problem in the background technology that the overall connection of the straight tubes inside the heat exchanger is not stable enough, and it is not convenient to disassemble and replace, which reduces the heat exchange effect, easily causes heat loss, and fails to achieve the function of high efficiency and energy saving.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a high-efficiency and energy-saving heat exchanger tube bundle, including a tube unit, and a connecting unit fixedly connected to both ends of the tube unit, and also including a tube bundle unit arranged inside the tube unit;

[0007] The tube bundle unit comprises a straight hot tube arranged inside the tube body unit, and a positioning plate fixedly connected to both ends of the straight hot tube for connection and facilitating liquid circulation.

[0008] Preferably, the tube unit comprises a heat exchange tube, a concave port opened at the center of both ends of the heat exchange tube, a water inlet pipe fixedly connected to the top of one end of the heat exchange tube, and a water outlet pipe fixedly connected to the bottom of the other end of the heat exchange tube.

[0009] Preferably, the connecting unit includes a conical connector fixedly connected to both ends of the heat exchange tube, a connecting hole extending through the center of one end of the conical connector, a mounting seat fixedly connected to one end of the conical connector, and a mounting hole at one edge of the mounting seat.

[0010] Preferably, the tube bundle unit also includes a plurality of vertical baffles fixedly connected to the inner top wall and the inner bottom wall of the heat exchange tube, and inclined baffles fixedly connected to the inside of the two ends of the heat exchange tube. The plurality of vertical baffles are staggered up and down, and the outer diameter of the inclined baffles is adapted to the inner diameter of the heat exchange tube.

[0011] Preferably, there are several straight heat pipes, which are arranged in a three-layer ring shape, and connecting rings are fixedly connected between adjacent straight heat pipes in each ring shape, and fixing rods are connected between the straight heat pipes in each ring shape, and the fixing rods are arranged in a triangular shape.

[0012] Preferably, the tube bundle unit further comprises a tapered hole opened on one side of the positioning plate, the number of the tapered holes is equal to the number of the hot straight tubes, a plurality of the tapered holes correspond one-to-one to a plurality of the hot straight tubes and are interconnected, and the outer diameter of the positioning plate is adapted to the inner diameter of the concave port.

[0013] Preferably, the connection points between the water inlet pipe, the water outlet pipe and the heat exchange pipe are all located between two inclined baffles, and the connecting hole is connected to the interior of the concave port.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] In the utility model, a heat exchange channel is formed by adopting a plurality of straight heat pipes arranged in a three-layer annular structure to ensure uniform heat transfer, and the straight heat pipes in the three-layer annular structure are connected by connecting rings to ensure the stability of the plurality of straight heat pipes, and are integrated by fixing rods connected in a triangular shape between each layer to ensure the overall performance, thereby increasing the heat exchange quality. The two ends of the straight heat pipe are connected by positioning plates and installed inside the recessed port, which facilitates the disassembly and assembly and subsequent replacement of the straight heat pipe, and the disassembly and assembly are convenient to save manpower and time. The two inclined baffles and a plurality of vertical fixed baffles staggered up and down ensure the transfer of heat exchange, reduce the resistance during circulation, improve the heat conduction efficiency, reduce the heat loss, and have the effect of high efficiency and energy saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a cross-sectional structural schematic diagram of the utility model;

[0017] Figure 2 It is a partial side view internal cross-sectional structure schematic diagram of the utility model;

[0018] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0019] Figure 4 For this utility model Figure 1 Enlarged structural diagram at B in the middle.

[0020] In the figure:

[0021] 100, tube unit; 101, heat exchange tube; 102, concave port; 103, water inlet pipe; 104, water outlet pipe;

[0022] 200, connecting unit; 201, conical connector; 202, connecting hole; 203, mounting seat; 204, mounting hole;

[0023] 300, tube bundle unit; 301, hot straight tube; 302, connecting ring; 303, fixing rod; 304, vertical baffle; 305, inclined baffle; 306, positioning plate; 307, tapered hole. DETAILED DESCRIPTION Example

[0024] Please refer to Figure 1 — Figure 4 As shown, the utility model is a high-efficiency and energy-saving heat exchanger tube bundle, including a tube unit 100, and a connecting unit 200 fixedly connected to both ends of the tube unit 100, and also includes a tube bundle unit 300 arranged inside the tube unit 100;

[0025] The tube bundle unit 300 includes a straight hot tube 301 disposed inside the tube body unit 100 , and a positioning plate 306 fixedly connected to both ends of the straight hot tube 301 for connection to facilitate liquid circulation.

[0026] like Figure 1 , Figure 2 and Figure 4 As shown, the tube unit 100 includes a heat exchange tube 101, a concave port 102 opened at the center of both ends of the heat exchange tube 101, an inlet pipe 103 fixedly connected to the top of one end of the heat exchange tube 101, and a water outlet pipe 104 fixedly connected to the bottom of the other end of the heat exchange tube 101. The concave ports 102 opened at both ends of the heat exchange tube 101 facilitate the circulation of liquid and the installation of the internal hot straight pipe 301, thereby providing convenience for the later disassembly and replacement of the hot straight pipe 301.

[0027] like Figure 1 As shown, the connecting unit 200 includes a conical connector 201 fixedly connected to both ends of the heat exchange tube 101, a connecting hole 202 penetrating through the center of one end of the conical connector 201, a mounting seat 203 fixedly connected to one end of the conical connector 201, and a mounting hole 204 opened at the edge of one side of the mounting seat 203. The heat exchange tube 101 is installed through the mounting holes 204 opened on the mounting seats 203 at both ends to achieve a heat exchange circulation connection effect.

[0028] Among them, the connection between the water inlet pipe 103, the water outlet pipe 104 and the heat exchange tube 101 is located between two inclined baffles 305, the connecting hole 202 is connected with the inside of the recessed port 102, and the cold water enters the inside of the heat exchange tube 101 through the water inlet pipe 103, and the cold water is transmitted by the inclined baffles 305 at both ends of the heat exchange tube 101, and is inclined in the direction of the water outlet pipe 104, so as to reduce resistance during heat exchange, thereby improving heat conduction efficiency and reducing heat loss, thereby achieving high efficiency and energy saving. Example

[0029] Please refer to Figure 1 — Figure 4 As shown, the utility model is a high-efficiency and energy-saving heat exchanger tube bundle, including a tube unit 100, a connecting unit 200 fixedly connected to both ends of the tube unit 100, and a tube bundle unit 300 arranged inside the tube unit 100.

[0030] like Figure 1 — Figure 4 As shown, the tube bundle unit 300 includes a hot straight tube 301 arranged inside the tube body unit 100, and a positioning plate 306 fixedly connected to both ends of the hot straight tube 301 for connecting and facilitating liquid circulation. The tube bundle unit 300 also includes a plurality of vertical baffles 304 fixedly connected to the inner top wall and the inner bottom wall of the heat exchange tube 101, and an inclined baffle 305 fixedly connected to the inside of both ends of the heat exchange tube 101. The plurality of vertical baffles 304 are staggered up and down, and the outer diameter of the inclined baffle 305 is adapted to the inner diameter of the heat exchange tube 101. The number of hot straight tubes 301 is approximately In particular, a plurality of straight hot tubes 301 are arranged in a three-layer ring shape, and a connecting ring 302 is fixedly connected between adjacent straight hot tubes 301 in each layer of the ring shape, a fixing rod 303 is connected between each layer of the straight hot tubes 301 in the ring shape, and the fixing rod 303 is arranged in a triangular shape, and the tube bundle unit 300 also includes a tapered hole 307 opened on one side of the positioning plate 306, and the number of the tapered holes 307 is equal to the number of the straight hot tubes 301, and the plurality of tapered holes 307 correspond to the plurality of straight hot tubes 301 one by one and are interconnected, and the outer diameter size of the positioning plate 306 is adapted to the inner diameter size of the recessed port 102.

[0031] Working principle: A heat exchange channel is formed by adopting a three-layer annular structure to set up a plurality of straight heat pipes 301 to ensure uniform heat transfer, and the three-layer annular structure of the straight heat pipes 301 are connected by a connecting ring 302 to ensure the stability of the plurality of straight heat pipes 301, and are integrated by a fixing rod 303 connected in a triangular shape between each layer to ensure its overall performance, thereby improving the heat exchange quality. The two ends of the straight heat pipe 301 are connected by a positioning plate 306 and installed inside the concave port 102, which facilitates the disassembly and subsequent replacement of the straight heat pipe 301, and the disassembly and assembly are convenient to save manpower and time. The two inclined baffles 305 and a plurality of vertical baffles 304 staggered up and down are set to ensure the transfer of heat exchange, reduce the resistance during circulation, improve the heat conduction efficiency, reduce the heat loss, and have a high efficiency and energy-saving effect.

Claims

1. A high-efficiency and energy-saving heat exchanger tube bundle, comprising a tube unit (100), and a connecting unit (200) fixedly connected to both ends of the tube unit (100), characterized in that: It also includes a tube bundle unit (300) arranged inside the tube body unit (100); The tube bundle unit (300) comprises a straight hot tube (301) arranged inside the tube body unit (100), and a positioning plate (306) fixedly connected to both ends of the straight hot tube (301) and used for connection to facilitate liquid circulation.

2. The high-efficiency and energy-saving heat exchanger tube bundle according to claim 1, characterized in that: The tube unit (100) comprises a heat exchange tube (101), a concave port (102) opened at the center of both ends of the heat exchange tube (101), a water inlet pipe (103) fixedly connected to the top of one end of the heat exchange tube (101), and a water outlet pipe (104) fixedly connected to the bottom of the other end of the heat exchange tube (101).

3. The high-efficiency and energy-saving heat exchanger tube bundle according to claim 2, characterized in that: The connecting unit (200) comprises a conical connector (201) fixedly connected to both ends of the heat exchange tube (101), a connecting hole (202) penetrating through the center of one end of the conical connector (201), a mounting seat (203) fixedly connected to one end of the conical connector (201), and a mounting hole (204) provided at an edge of one side of the mounting seat (203).

4. The high-efficiency and energy-saving heat exchanger tube bundle according to claim 3, characterized in that: The tube bundle unit (300) further comprises a plurality of vertical baffles (304) fixedly connected to the inner top wall and the inner bottom wall of the heat exchange tube (101), and inclined baffles (305) fixedly connected to the inside of both ends of the heat exchange tube (101), wherein the plurality of vertical baffles (304) are arranged in an up-and-down staggered manner, and the outer diameter of the inclined baffles (305) is adapted to the inner diameter of the heat exchange tube (101).

5. The high-efficiency and energy-saving heat exchanger tube bundle according to claim 1, characterized in that: There are a plurality of straight heat pipes (301), the plurality of straight heat pipes (301) are arranged in a three-layer ring shape, and connecting rings (302) are fixedly connected between adjacent straight heat pipes (301) in each layer of ring shape, and fixing rods (303) are connected between the straight heat pipes (301) in each layer of ring shape, and the fixing rods (303) are arranged in a triangular shape.

6. The high-efficiency and energy-saving heat exchanger tube bundle according to claim 2, characterized in that: The tube bundle unit (300) further comprises a tapered hole (307) opened on one side of the positioning plate (306); the number of the tapered holes (307) is equal to the number of the straight hot tubes (301); a plurality of the tapered holes (307) correspond to a plurality of straight hot tubes (301) in a one-to-one manner and are interconnected; the outer diameter of the positioning plate (306) matches the inner diameter of the concave port (102).

7. The high-efficiency and energy-saving heat exchanger tube bundle according to claim 4, characterized in that: The connection points between the water inlet pipe (103), the water outlet pipe (104) and the heat exchange pipe (101) are all located between the two inclined baffles (305), and the communication hole (202) is connected to the interior of the concave end (102).

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