Plate heat exchanger core convenient for lamination

Abstract

The utility model discloses a plate heat exchanger core convenient to stack, and belongs to the technical field of plate heat exchangers. The plate heat exchanger core convenient to stack comprises two core frames, positioning sleeve plates are installed on the two sides of the rear ends of the two core frames, telescopic baffles are installed in the positioning sleeve plates, guide plates are installed at the upper ends and the lower ends of the core frames, and a stack plate is installed between the two core frames. The plate type heat exchanger core solves the problems that a heat exchange plate in an existing plate type heat exchanger core is inconvenient to disassemble and assemble and the installation and maintenance efficiency is affected, the two telescopic baffles are separated by adjusting the telescopic baffles, the laminated plate can enter the core frame, and the installation and maintenance efficiency is improved. The upper fixing opening and the lower fixing opening are respectively clamped into the upper directional clamping column and the lower directional clamping column by shifting the lamination plate, so that lamination work is quickly performed to meet quick mounting and dismounting work, the structure is simple, the position is stable, operation is convenient, and long-term use is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of plate heat exchangers, in particular to a plate heat exchanger core body convenient for stacking plates. Background Technique

[0002] A plate heat exchanger is a highly efficient heat exchanger formed by stacking a series of metal sheets with a certain corrugated shape. Thin rectangular channels are formed between various plates, and heat exchange is carried out through the plates. The plate heat exchanger is an ideal device for liquid-liquid and liquid-gas heat exchange. It has the characteristics of high heat exchange efficiency, small heat loss, compact and light structure, small floor area, wide application, long service life, etc.

[0003] The Chinese patent with the publication number CN217058469U discloses a plate heat exchanger core support, which includes a right clamping plate and a left clamping plate. Two groups of upper guide rods and lower guide rods are detachably connected between the right clamping plate and the left clamping plate. One ends of the upper guide rods and the lower guide rods are respectively fixedly connected with second limit caps and first limit caps. Second nuts and first nuts are respectively threadedly connected to the outer sides of the upper guide rods and the lower guide rods. A first through hole is arranged on one side surface of the right clamping plate. A first rubber gasket is fixedly connected to the inner wall of the first through hole. A corner hole is arranged on one side of the first through hole. A corner hole bushing is fixedly connected to the inner wall of the corner hole. A second through hole is arranged on one side of the corner hole. This plate heat exchanger core support can realize the rapid disassembly and assembly of the core, and enables the core to be stably installed inside the plate heat exchanger core support, improving the assembly efficiency of the plate heat exchanger and greatly improving the use effect of the plate heat exchanger core support.

[0004] During the actual use of the plate heat exchanger core of the above patent, the heat exchange plates inside are not convenient for disassembly, assembly and stacking, affecting the installation and maintenance efficiency. Therefore, it does not meet the existing requirements. For this reason, we propose a plate heat exchanger core body convenient for stacking plates. Content of the Utility Model

[0005] The purpose of the utility model is to provide a plate heat exchanger core body convenient for stacking plates, which solves the problem that during the actual use of the plate heat exchanger core mentioned in the above background technique, the heat exchange plates inside are not convenient for disassembly, assembly and stacking, affecting the installation and maintenance efficiency.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A plate heat exchanger core body convenient for stacking plates, including a core frame. There are two core frames. Positioning sleeve plates are installed on both sides at the rear ends of the two core frames. A telescopic baffle is installed inside the positioning sleeve plate. Guide plates are installed at the upper and lower ends of the core frame. A threaded lead screw runs through the middle of the guide plate. A stacked plate is installed between the two core frames.

[0007] Preferably, the exterior of the two core frames are each provided with four integrally formed interfaces, and the outer surface of the laminated plate is provided with four integrally formed medium openings, and the positions of the medium openings correspond to the positions of the interfaces.

[0008] Preferably, bolt caps are provided at the upper and lower ends of the core frame, and the bolt caps are rotatably connected to the core frame via bearings, and the threaded screws penetrate the core frame and the bolt caps and are threadedly connected to the bolt caps.

[0009] Preferably, an electric cylinder is arranged outside the core frame, and one end of the electric cylinder extends to the inside of the core frame and is attached to the outside of the laminated plate through a compression gasket.

[0010] Preferably, the positioning sleeve is fixedly connected to the core frame, the surface of the guide plate is provided with an integrally formed guide groove, the positioning sleeve is slidingly connected to the core frame via the guide groove, a sealing plate is installed on the outside of the telescopic baffle, and the two telescopic baffles are sealed and connected via the sealing plate.

[0011] Preferably, one end of the telescopic baffle extends to the interior of the positioning sleeve and is slidably connected to the positioning sleeve. A pressure spring is installed inside the positioning sleeve, and both ends of the pressure spring are respectively welded to the positioning sleeve and the telescopic baffle.

[0012] Preferably, the outside of the laminate plate is provided with an integrally formed positioning slot, the lower end and the upper end of the laminate plate are both provided with an integrally formed fixing port, a directional card column is installed in the middle of the guide plate, and the directional card column is embedded in the fixing port and engages with the laminate plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. During the lamination process of the heat exchanger core of the utility model, the lamination plates to be installed are installed inside the core frame, and the two telescopic baffles are separated by adjusting the telescopic baffles so that the lamination plates can enter the core frame. The upper and lower fixing ports are respectively inserted into the upper and lower directional clamping columns by moving the lamination plates, so that the lamination work can be carried out quickly to meet the needs of rapid installation and disassembly. The structure is simple, the position is stable, the operation is convenient, and it is conducive to long-term use.

[0015] 2. When the laminated plate of the utility model is in use, the medium that needs to be heat exchanged is introduced through the medium port and the interface outside the core frame. The medium passes through multiple laminated plates for heat exchange, thereby performing heat exchange work, and a convex front and concave rear positioning groove is set on the surface of each laminated plate. Each groove fully limits the adjacent laminated plates at the front and rear ends to improve the quality of the connection work and achieve a better combined lamination effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is an isometric view of the front view of the present utility model;

[0017] Figure 2 This is an isometric view of the partial side view of the present utility model;

[0018] Figure 3 This is the internal structure diagram of the positioning sleeve plate of the present utility model;

[0019] Figure 4 This is an isometric view of the front view of the laminated plate of the present utility model.

[0020] In the figure: 1. Core frame; 101. Interface; 102. Bolt cap; 2. Electric cylinder; 3. Guide plate; 301. Threaded lead screw; 302. Guide groove; 303. Orientation clamping post; 4. Positioning sleeve plate; 401. Telescopic baffle; 402. Sealing plate; 403. Pressure spring; 5. Laminated plate; 501. Medium through port; 502. Positioning card slot; 503. Fixed port. Specific implementation manners

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts shall fall within the protection scope of the present utility model.

[0022] To solve the problem that in the actual use process of the existing plate heat exchanger core, the internal heat exchange fin plates are not convenient to disassemble and stack, which affects the installation and maintenance efficiency, please refer to Figure 1 - Figure 4 In this embodiment, the following technical solutions are provided:

[0023] A plate heat exchanger core convenient for stacking includes a core frame 1. There are two core frames 1. Positioning sleeve plates 4 are installed on both sides of the rear ends of the two core frames 1. A telescopic baffle 401 is installed inside the positioning sleeve plate 4. Guide plates 3 are installed at the upper and lower ends of the core frame 1. A threaded lead screw 301 penetrates through the middle of the inside of the guide plate 3. A laminated plate 5 is installed between the two core frames 1.

[0024] The positioning sleeve 4 is fixedly connected to the core frame 1, and the surface of the guide plate 3 is provided with an integrally formed guide groove 302, and the positioning sleeve 4 is slidably connected to the core frame 1 through the guide groove 302, and a sealing plate 402 is installed on the outside of the telescopic baffle 401, and the two telescopic baffles 401 are sealed and connected through the sealing plate 402, and one end of the telescopic baffle 401 extends to the inside of the positioning sleeve 4 and is slidably connected to the positioning sleeve 4, and a pressure spring 403 is installed inside the positioning sleeve 4, and the two ends of the pressure spring 403 are respectively welded to the positioning sleeve 4 and the telescopic baffle 401, and the two telescopic baffles 401 are separated by adjusting the telescopic baffle 401, so that the laminated plate 5 can enter the core frame 1, and the laminated plate 5 An integrally formed positioning slot 502 is arranged on the outside, and an integrally formed fixing port 503 is arranged on the lower and upper ends of the laminated plate 5. A convex and concave positioning slot 502 is arranged on the surface of each laminated plate 5. Each slot fully limits the adjacent laminated plates 5 at the front and rear ends to improve the quality of the connection work and achieve a better combined lamination effect. A directional clamping column 303 is installed in the middle of the guide plate 3. The directional clamping column 303 is embedded in the interior of the fixing port 503 and is engaged with the laminated plate 5. The upper and lower fixing ports 503 are respectively inserted into the upper and lower directional clamping columns 303 by toggling the laminated plate 5, so that the lamination work can be carried out quickly to meet the needs of rapid installation and disassembly. The structure is simple, the position is stable, the operation is convenient, and it is conducive to long-term use.

[0025] Specifically, during the lamination process of the heat exchanger core, the lamination plate 5 to be installed is installed inside the core frame 1, and the two telescopic baffles 401 are adjusted to separate the lamination plates 5 so that the lamination plates 5 can enter the core frame 1. The upper and lower fixing ports 503 are respectively inserted into the upper and lower directional clamping columns 303 by moving the lamination plates 5, so that the lamination work can be carried out quickly to meet the needs of fast installation and disassembly. The structure is simple, the position is stable, the operation is convenient, and it is conducive to long-term use. A positioning groove 502 with a convex front and a concave rear is set on the surface of each lamination plate 5. Each groove fully limits the lamination plates 5 adjacent to the front and rear ends to improve the quality of the connection work and achieve a better combined lamination effect.

[0026] In order to solve the problem that the existing plate heat exchanger core is inconvenient to install and affects the fixing effect during actual use, please refer to Figure 1 - Figure 4 , this embodiment provides the following technical solutions:

[0027] Four integrally formed interfaces 101 are provided on the outside of each of the two core frames 1. Four integrally formed medium ports 501 are provided on the outer surface of the laminated plate 5. The positions of the medium ports 501 correspond to the positions of the interfaces 101. When the laminated plate 5 is in use, the medium to be heat-exchanged is introduced through the medium ports 501 and the interfaces 101 on the outside of the core frame 1. The medium passes through multiple laminated plates 5 for heat exchange, thereby performing the heat exchange work.

[0028] Bolt caps 102 are provided at both the upper and lower ends of the core frame 1. The bolt caps 102 are rotatably connected to the core frame 1 through bearings. The threaded lead screw 301 passes through the core frame 1 and the bolt cap 102 and is threadedly connected to the bolt cap 102. By continuously rotating the threaded lead screw 301, the positions of the core frame 1 and the positioning sleeve plate 4 inside the guide plate 3 can be conveniently adjusted, so as to adapt to plate heat exchangers of different thicknesses. The operation is simple and convenient to use. An electric cylinder 2 is provided on the outside of the core frame 1. One end of the electric cylinder 2 extends into the core frame 1 and is attached to the outside of the laminated plate 5 through a pressing gasket. When laminating work needs to be carried out, by contracting the electric cylinder 2, it is convenient to adjust the positions between multiple laminated plates 5, facilitating disassembly and installation work.

[0029] Specifically, when the laminated plate 5 is in use, the medium to be heat-exchanged is introduced through the medium ports 501 and the interfaces 101 on the outside of the core frame 1. The medium passes through multiple laminated plates 5 for heat exchange, thereby performing the heat exchange work. By contracting the electric cylinder 2, it is convenient to adjust the positions between multiple laminated plates 5, facilitating disassembly and installation work. By continuously rotating the threaded lead screw 301, the positions of the core frame 1 and the positioning sleeve plate 4 inside the guide plate 3 can be conveniently adjusted, so as to adapt to plate heat exchangers of different thicknesses. The operation is simple and convenient to use.

[0030] Working principle: When in use, the laminated plate 5 to be installed is installed inside the core frame 1, and the two telescopic baffles 401 are separated by adjusting the telescopic baffle 401, so that the laminated plate 5 can enter the core frame 1, and the upper and lower fixing ports 503 are respectively inserted into the upper and lower directional clamping columns 303 by toggling the laminated plate 5, so that the lamination work can be quickly performed. When the laminated plate 5 is in use, the medium that needs heat exchange is introduced through the medium port 501 and the interface 101 outside the core frame 1, and the medium exchanges heat through multiple laminated plates 5, thereby performing heat exchange work. By contracting the electric cylinder 2, it is convenient to adjust the position between multiple laminated plates 5, which is convenient for disassembly and installation work. By continuously rotating the threaded screw 301, the position of the core frame 1 and the positioning sleeve 4 inside the guide plate 3 can be conveniently adjusted to adapt to plate heat exchangers of different thicknesses to meet the needs of rapid installation and disassembly. The structure is simple, the position is stable, the operation is convenient, and it is conducive to long-term use. When the laminated plate 5 is in use, the medium that needs heat exchange is introduced through the medium port 501 and the interface 101 outside the core frame 1. The medium passes through multiple laminated plates 5 for heat exchange, thereby performing heat exchange work, and a convex and concave positioning groove 502 is set on the surface of each laminated plate 5. Each groove fully limits the adjacent laminated plates 5 at the front and rear ends to improve the quality of the connection work and achieve a better combined lamination effect.

[0031] 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.

[0032] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. A plate heat exchanger core that is easy to stack, comprising a core frame (1), characterized in that: Two core frames (1) are provided, and positioning sleeves (4) are installed on both sides of the rear ends of the two core frames (1), and a telescopic baffle (401) is installed inside the positioning sleeve (4). Guide plates (3) are installed at the upper and lower ends of the core frames (1), and a threaded screw (301) passes through the middle of the guide plate (3). A laminated plate (5) is installed between the two core frames (1).

2. A plate heat exchanger core that is easy to stack according to claim 1, characterized in that: The outside of the two core frames (1) are each provided with four integrally formed interfaces (101), and the outer surface of the laminated plate (5) is provided with four integrally formed medium openings (501), the positions of the medium openings (501) corresponding to the positions of the interfaces (101).

3. A plate heat exchanger core that is easy to stack according to claim 1, characterized in that: Bolt caps (102) are provided at the upper and lower ends of the core frame (1); the bolt caps (102) are rotatably connected to the core frame (1) via bearings; and the threaded lead screw (301) passes through the core frame (1) and the bolt caps (102) and is threadedly connected to the bolt caps (102).

4. A plate heat exchanger core that is easy to stack according to claim 1, characterized in that: An electric cylinder (2) is arranged outside the core frame (1), and one end of the electric cylinder (2) extends to the inside of the core frame (1) and is attached to the outside of the laminated plate (5) via a compression gasket.

5. The plate heat exchanger core that is easy to stack according to claim 1, characterized in that: The positioning sleeve (4) is fixedly connected to the core frame (1); the surface of the guide plate (3) is provided with an integrally formed guide groove (302); the positioning sleeve (4) is slidably connected to the core frame (1) via the guide groove (302); a sealing plate (402) is installed on the outside of the telescopic baffle (401); and the two telescopic baffles (401) are sealed and connected via the sealing plate (402).

6. A plate heat exchanger core that is easy to stack according to claim 5, characterized in that: One end of the telescopic baffle (401) extends to the interior of the positioning sleeve (4) and is slidably connected to the positioning sleeve (4); a pressure spring (403) is installed inside the positioning sleeve (4); and two ends of the pressure spring (403) are respectively welded to the positioning sleeve (4) and the telescopic baffle (401).

7. The plate heat exchanger core that is easy to stack according to claim 1, characterized in that: An integrally formed positioning slot (502) is provided on the outside of the laminated plate (5), an integrally formed fixing opening (503) is provided on the lower end and the upper end of the laminated plate (5), a directional clamping column (303) is installed in the middle of the guide plate (3), and the directional clamping column (303) is embedded in the fixing opening (503) and engages with the laminated plate (5).

Images