A heat exchange component for refrigeration equipment

Abstract

The present invention relates to the technical field of heat exchangers, and specifically discloses a heat exchange component for refrigeration equipment, including a main structure and a heat exchange structure, wherein the heat exchange structure is detachably arranged in the main structure, and the present invention increases the fluid flow time and contact area as a whole: the residence time of the fluid in the heat exchanger can be increased by the curved plate shell structure of the curve and the inner cavity formed by the arc-shaped protrusion, thereby increasing the contact time between the fluid and the heat exchange surface and improving the heat exchange efficiency; the alternating flow of the fluid is achieved by the guide port, which can make the fluid more evenly distributed in the heat exchanger, reduce the flow dead zone, and improve the heat exchange uniformity; the heat exchange plate is arranged at the concave and convex parts of the curved plate shell, which can further increase the heat exchange area and improve the heat conduction efficiency; the overall structural design is simple, easy to assemble and disassemble, conducive to production and cost control, and relatively easy to maintain and clean, which can reduce maintenance costs and downtime.

Description

Technical Field

[0001] The invention relates to the technical field of heat exchangers, in particular to a heat exchange component for refrigeration equipment. Background Art

[0002] A heat exchanger, also known as a heat exchanger or heat exchange equipment, is a device used to transfer heat from a hot fluid to a cold fluid to meet specified process requirements. It is an industrial application of convective heat transfer and heat conduction. Heat exchangers mostly use different forms of carriers to achieve contact between cold and hot fluids to achieve energy exchange. However, existing heat exchangers have complex structures and unchanged assembly. Some require more processes such as welding during assembly, especially tubular heat exchangers, and are difficult to maintain in the later stages. Therefore, a heat exchange component for refrigeration equipment is designed. Summary of the invention

[0003] The object of the present invention is to provide a heat exchange assembly for refrigeration equipment to solve the problems raised in the above background technology.

[0004] In order to solve the above problems, the present invention provides the following technical solutions: A heat exchange component for refrigeration equipment includes a main structure and a heat exchange structure, wherein the heat exchange structure is detachably arranged in the main structure.

[0005] Preferably, the main structure includes a heat exchange box, a pair of box plates, two pairs of card plates and a pair of diverter racks; the heat exchange box is a rectangular box without front and rear side walls, a first port is provided at the bottom of the rear end of the left side wall of the heat exchange box, and a second port corresponding to the first port is provided at the top of the rear end of the right side wall of the heat exchange box, a pair of the box plates are detachably fastened to the front and rear sides of the heat exchange box by first bolts, a pair of the box plates are provided with a plurality of pipe through holes equidistantly near the upper and lower ends, the two pairs of card plates are respectively arranged in parallel on the opposite side walls of the box plates, and the card plates are inserted into the heat exchange box, a pair of the diverter racks are both I-shaped structures, a conveying end is provided in the middle and a plurality of diverter sleeves are equidistantly provided on the upper and lower sides, a pair of the diverter racks are detachably mounted on the box plates by second bolts, and the diverter sleeves correspond to the pipe through holes.

[0006] Preferably, the heat exchange structure is composed of a plurality of heat exchange units, and the plurality of heat exchange units are alternately arranged and inserted into the heat exchange box, and are respectively clamped on the upper limit of the clamping plate.

[0007] Preferably, the heat exchange unit comprises a pair of curved plate shells, a plurality of assembly bolts, a plurality of assembly nuts, two pairs of diverter pipes and a plurality of heat exchange plates; the pair of curved plate shells are detachably buckled relative to each other, and a cavity structure is formed between the curved plate shells, the front and rear ends of the pair of curved plate shells are respectively screwed and fixed relative to each other by the plurality of assembly bolts and the plurality of assembly nuts, the front and rear ends of the pair of curved plate shells are symmetrically provided with bayonet holes corresponding to the card plate, the front and rear side walls of the pair of curved plate shells are both provided with conveying holes near the upper and lower ends, and the conveying holes correspond to the pipe penetration holes respectively, the conveying holes are respectively located outside the bayonet holes, the upper and lower sides of one end of the pair of curved plate shells are symmetrically provided with guide ports, and the guide ports are located between the conveying ports and the bayonet holes, the side walls of the pair of curved plate shells are both provided with heat conduction grooves in the middle of the raised parts, one ends of the two pairs of diverter pipes are respectively detachably clamped in the conveying holes of the curved plate shells, one ends of the plurality of heat exchange plates are respectively detachably passed through the heat conduction groove of one of the curved plate shells, and a plurality of flow holes are provided in the middle of the other end of the heat exchange plate.

[0008] Preferably, the curved plate shell is fastened and fixed to the curved plate shell by assembling bolts to form a curved inner cavity plate body.

[0009] Preferably, the curved plate shells are arranged in sequence in the heat exchange box, and the guide ports are arranged alternately at the front and rear sides of the heat exchange box.

[0010] Preferably, the other end of the diversion pipe is fixedly passed through the box plate and inserted into the diversion sleeve of the diversion frame.

[0011] Preferably, the heat exchange plates are located on the left and right sides of the curved plate shell and correspond to each other alternately.

[0012] Preferably, the medium in the heat exchange box can flow on both sides of the curved plate shell by means of alternating flow guide ports, and the left and right sides of the curved plate shell are respectively connected to the first port and the second port.

[0013] The present invention provides a heat exchange component for refrigeration equipment, which has the following beneficial effects:

[0014] 1. The present invention increases the fluid flow time and contact area as a whole: the residence time of the fluid in the heat exchanger can be increased through the curved plate shell structure and the inner cavity formed by the arc-shaped protrusions, thereby increasing the contact time between the fluid and the heat exchange surface and improving the heat exchange efficiency.

[0015] 2. Alternating flow: The alternating flow of the fluid is achieved through the guide port, which can make the fluid more evenly distributed in the heat exchanger, reduce the flow dead zone, and improve the uniformity of heat exchange.

[0016] 3. Increase the heat exchange area: Setting heat exchange plates at the concave and convex parts of the curved plate and shell can further increase the heat exchange area and improve the heat conduction efficiency.

[0017] 4. Simple structure and easy assembly: The overall structural design is simple, easy to assemble and disassemble, and is conducive to production and cost control.

[0018] 5. Easy to maintain in the later stage: Due to its simple structure, maintenance and cleaning are also relatively easy, which can reduce maintenance costs and downtime.

[0019] 6. Improve heat exchange efficiency: Through the above design, the overall heat exchange efficiency of the heat exchanger can be effectively improved, so that the heat exchanger can handle more heat exchange tasks under the same energy consumption.

[0020] 7. Strong adaptability: The curved plate and shell structure may have good adaptability, can adapt to different working conditions and fluid properties, and different volume requirements, and improve the application range of the heat exchanger. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram showing the appearance structure of the present invention.

[0022] Figure 2 It is a schematic diagram of the split structure of the main structure of the present invention.

[0023] Figure 3 It is a schematic diagram of the disassembled structure of the heat exchange structure of the present invention.

[0024] Figure 4 The heat exchange structure assembly diagram of the present invention is shown.

[0025] Figure 5 for Figure 3 Schematic diagram of the local enlarged structure at A in the figure.

[0026] Figure 6 for Figure 3 Schematic diagram of the local enlarged structure at point B in the figure.

[0027] Figure 7 for Figure 3 Schematic diagram of the local enlarged structure at point C in the figure.

[0028] Figure 8 for Figure 4 Schematic diagram of the local enlarged structure at D in the figure.

[0029] In the figure: 1. Main structure; 11. Heat exchange box; 12. Box plate; 13. Cardboard; 14. Diverter frame; 15. First bolt; 16. Second bolt; 2. Heat exchange structure; 21. Curved plate shell; 22. Assembly bolt; 23. Assembly nut; 24. Diverter pipe; 25. Heat exchange plate; 3. First port; 4. Second port; 5. Pipe hole; 6. Cardon; 7. Delivery hole; 8. Guide port; 9. Heat conduction groove; 10. Diverter sleeve. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] See also Figure 1-Figure 8 The present invention provides a technical solution: a heat exchange component for refrigeration equipment, including a main structure 1 and a heat exchange structure 2, wherein the heat exchange structure 2 can be detachably arranged in the main structure 1; the main structure 1 is used to facilitate the fixing, limiting and assembly of the heat exchange structure 2, and the structure of the heat exchange structure 2 can improve the overall heat exchange efficiency and facilitate installation.

[0032] As a further solution of the present invention, the main structure 1 includes a heat exchange box 11, a pair of box plates 12, two pairs of card plates 13 and a pair of diverter racks 14; the heat exchange box 11 is a rectangular box without front and rear side walls, a first port 3 is provided at the bottom of the rear end of the left side wall of the heat exchange box 11, and a second port 4 corresponding to the first port 3 is provided at the top of the rear end of the right side wall of the heat exchange box 11. The pair of box plates 12 are detachably fastened to the front and rear sides of the heat exchange box 11 by first bolts 15, respectively, and a pair of box plates 12 are equidistantly provided with a plurality of pipe penetration holes 5 near the upper and lower ends. Two pairs of card plates 13 are respectively arranged in parallel on the opposite side walls of the box plate 12, and the card plates 13 are inserted into the heat exchange box 11. A pair of diverter frames 14 are both I-shaped structures, with a conveying end in the middle and a plurality of diverter sleeves 10 equidistantly arranged on the upper and lower sides. The pair of diverter frames 14 are respectively detachably arranged on the box plate 12 by second bolts 16, and the diverter sleeves 10 respectively correspond to the pipe holes 5; the box plate 12 is fixed to both sides of the heat exchange box 11 by first bolts 15 for sealing, and the diverter frame 14 is used to realize the transfer and diversion or confluence.

[0033] As a further solution of the present invention, the heat exchange structure 2 is composed of a plurality of heat exchange units, which are alternately arranged and inserted into the heat exchange box 11 and are respectively clamped on the upper limit of the clamping plate 13. The heat exchange units are detachable for easy maintenance and assembly.

[0034] As a further solution of the present invention, the heat exchange unit includes a pair of curved plate shells 21, a plurality of assembly bolts 22, a plurality of assembly nuts 23, two pairs of diversion pipes 24 and a plurality of heat exchange plates 25; the pair of curved plate shells 21 are detachably buckled relative to each other, and there is a cavity structure between the curved plate shells 21, and the front and rear ends of the pair of curved plate shells 21 are respectively fixed by a plurality of assembly bolts 22 and a plurality of assembly nuts 23, and the front and rear ends of the pair of curved plate shells 21 are symmetrically provided with bayonet 6 corresponding to the card plate 13, and the front and rear side walls of the pair of curved plate shells 21 are provided with conveying holes 7 near the upper and lower ends, and the conveying holes 7 correspond to the pipe penetration holes 5 respectively, and the conveying holes 7 are respectively located outside the bayonet 6 On the side, flow guide ports 8 are symmetrically arranged on the upper and lower sides of one end of a pair of curved plate shells 21, and the flow guide ports 8 are located between the delivery hole 7 and the bayonet 6. A heat conduction groove 9 is arranged on the side walls of the pair of curved plate shells 21 in the middle of the raised part. One end of the two pairs of diversion pipes 24 can be detachably mounted in the delivery hole 7 of the curved plate shell 21, and one end of a plurality of heat exchange plates 25 can be detachably inserted into the heat conduction groove 9 of one of the curved plate shells 21, and a plurality of flow holes are arranged in the middle of the other end of the heat exchange plate 25. The corresponding curved plate shells 21 are buckled relative to each other by installing bolts and installing nuts to form a curved inner cavity for circulating medium, thereby increasing the overall flow time and contact area, and improving the heat exchange efficiency.

[0035] As a further solution of the present invention, the curved plate shell 21 is arranged in sequence in the heat exchange box 11, and the guide ports 8 are arranged alternately at the front and rear sides of the heat exchange box 11, respectively, to increase the flow time and contact heat exchange time of the two media.

[0036] As a further solution of the present invention, the other end of the flow diversion pipe 24 is fixedly passed through the box plate 12 and inserted into the flow diversion sleeve 10 of the flow diversion frame 14 for designing the flow diversion switching requirements.

[0037] As a further solution of the present invention, the heat exchange plates 25 are respectively located on the left and right sides of the curved plate shell 21 and correspond to each other alternately; they are arranged to correspond to each other to increase the contact of the medium when it flows between the curved plate shells 21.

[0038] As a further solution of the present invention, the medium in the heat exchange box 11 can flow on both sides of the curved plate shell 21 with the help of alternating guide ports 8, and the left and right sides of the curved plate shell 21 are respectively connected to the first port 3 and the second port 4; for the alternating contact requirements after the arrangement.

[0039] The detailed connection means are well-known in the art. The following mainly introduces the working principle and process. The specific work is as follows.

[0040] First, assemble the heat exchange components in the heat exchange structure 2; fasten the curved plate shell 21 with the curved plate shell 21 by assembling bolts 22 to form a curved inner cavity plate body; at the same time, pass the corresponding heat exchange plate 25 through the heat conduction groove 9 of the curved plate shell 21, and clamp one end of the diversion pipe 24 in the conveying hole 7 of the curved plate shell 21 and fix it;

[0041] Then, the heat exchange components are arranged in order, and the diverter pipe 24 is inserted through the pipe hole 5 of the box plate 12 in the main structure 1 to be arranged, and the bayonet 6 of the curved plate shell 21 is respectively clamped on the clamping plate 13 to limit the position, and then the arranged heat exchange components are inserted into the heat exchange box 11, so that the box plate 12 is sealed on the front and rear sides of the heat exchange box 11 with the help of the first bolt 15 to block, and the heat exchange components are limited and arranged at the same time;

[0042] Finally, the flow divider 14 is installed on the box plate 12 through the second bolt 16, and the flow divider sleeve 10 is sleeved on the flow divider pipe 24 for connection, that is, the two ends of the inner cavity of the plurality of curved plate shells 21 are relatively connected in series through the flow divider 14, one flow divider 14 is used for input flow division, and the other is used for output flow confluence; the first port 3 and the second port 4 of the heat exchange box 11 are also used for input and output respectively;

[0043] When in use, for example: the hot medium enters the arranged heat exchange structure 2 through the diverter rack 14, and increases the circulation time and contact area through the curved plate shell 21, and further enhances the contact area with the help of the heat exchange plate 25 to improve the heat exchange effect; while the cold medium can flow in from the second port 4, and then flow alternately through the alternately arranged guide ports 8, so that the cold medium can pass between the curved plate shells 21, and also form a curved circulation method to achieve the contact time and area of ​​the cold and hot media in the overall heat exchange.

[0044] 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 heat exchange component for refrigeration equipment, characterized in that: It comprises a main structure (1) and a heat exchange structure (2), wherein the heat exchange structure (2) is detachably arranged in the main structure (1); The main structure (1) comprises a heat exchange box (11), a pair of box plates (12), two pairs of clamping plates (13) and a pair of flow distribution racks (14); The heat exchange box (11) is a rectangular box without front and rear side walls. A first port (3) is provided at the bottom of the rear end of the left side wall of the heat exchange box (11). A second port (4) corresponding to the first port (3) is provided at the top of the rear end of the right side wall of the heat exchange box (11). A pair of box plates (12) are detachably fastened to the front and rear sides of the heat exchange box (11) by means of first bolts (15). A pair of box plates (12) are provided with a plurality of pipe penetration holes (5) at equal distances near the upper and lower ends. Two pairs of clamping plates (13) are respectively arranged in parallel on the opposite side walls of the box plates (12), and the clamping plates (13) are inserted into the heat exchange box (11). A pair of flow splitters (14) are both I-shaped structures, a conveying end is provided in the middle thereof, and a plurality of flow splitters (10) are provided at equal distances on the upper and lower sides. A pair of flow splitters (14) are respectively detachably mounted on the box plates (12) by means of second bolts (16), and the flow splitters (10) correspond to the pipe penetration holes (5). The heat exchange structure (2) is composed of a plurality of heat exchange units, and the plurality of heat exchange units are alternately arranged and inserted into the heat exchange box (11), and are respectively clamped to the upper limit position of the clamping plate (13); The heat exchange unit comprises a pair of curved plate shells (21), a plurality of assembly bolts (22), a plurality of assembly nuts (23), two pairs of flow diversion pipes (24), and a plurality of heat exchange plates (25); The pair of curved plate shells (21) are detachably buckled relative to each other, and a cavity structure is formed between the curved plate shells (21). The front and rear ends of the pair of curved plate shells (21) are respectively screwed relative to each other and fixed by a plurality of assembly bolts (22) and a plurality of assembly nuts (23). The front and rear ends of the pair of curved plate shells (21) are symmetrically provided with bayonet holes (6) corresponding to the bayonet plate (13). The front and rear side walls of the pair of curved plate shells (21) are both provided with conveying holes (7) near the upper and lower ends, and the conveying holes (7) respectively correspond to the pipe penetration holes (5). The conveying holes (7) are respectively located at the bayonet holes ( 6) outside, one end of the curved plate shell (21) is symmetrically provided with flow guide ports (8) on both upper and lower sides, and the flow guide ports (8) are located between the delivery hole (7) and the bayonet (6), a pair of side walls of the curved plate shells (21) are provided with heat conduction grooves (9) in the middle of the raised parts, one end of the two pairs of flow diversion pipes (24) are respectively detachably mounted in the delivery holes (7) of the curved plate shells (21), one end of a plurality of heat exchange plates (25) are respectively detachably inserted into the heat conduction grooves (9) of one of the curved plate shells (21), and a plurality of flow holes are provided in the middle of the other end of the heat exchange plate (25).

2. A heat exchange assembly for refrigeration equipment according to claim 1, characterized in that: The curved plate outer shell (21) is fastened and fixed to the curved plate outer shell (21) by means of assembly bolts (22), thereby forming a curved inner cavity plate body.

3. A heat exchange assembly for refrigeration equipment according to claim 2, characterized in that: The curved plate shells (21) are arranged in sequence inside the heat exchange box (11), and the flow guide ports (8) are respectively arranged alternately at the front and rear sides inside the heat exchange box (11).

4. A heat exchange assembly for refrigeration equipment according to claim 3, characterized in that: The other end of the flow diversion pipe (24) is fixedly inserted through the box plate (12) and inserted into the flow diversion sleeve (10) of the flow diversion frame (14).

5. A heat exchange assembly for refrigeration equipment according to claim 4, characterized in that: The heat exchange plates (25) are respectively located on the left and right sides of the curved plate shell (21) in an alternating manner.

6. A heat exchange assembly for refrigeration equipment according to claim 5, characterized in that: The medium in the heat exchange box (11) can flow on both sides of the curved plate shell (21) by means of the alternating flow guide ports (8), and the left and right sides of the curved plate shell (21) are respectively connected to the first port (3) and the second port (4).

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