Detachable plate heat exchanger convenient to fix

Abstract

The detachable plate heat exchanger convenient to fix comprises a front end plate, a rear end plate, heat exchange plates, an upper guide rod and a lower supporting rod, through holes are formed in the positions, close to the lower ends, of the front end plate and the rear end plate, and the lower supporting rod sequentially penetrates through the through holes in the front end plate and the rear end plate to be installed between the front end plate and the rear end plate. Inserting holes are formed in the front end and the rear end of the lower supporting rod, an inserting hole is formed in the rear end of the lower supporting rod, a plurality of inserting holes are formed in the front end of the lower supporting rod, and bolts are inserted into the inserting hole in the rear end of the lower supporting rod and one of the inserting holes in the front end of the lower supporting rod; the fixing device is reasonable in structural design and convenient to use, the end plates and the heat exchange plates can be effectively fixed in the process of assembling the heat exchanger, position deviation of the end plates and the heat exchange plates in the assembling process is prevented, and the heat exchanger can be conveniently and rapidly disassembled and assembled.

Description

Technical Field

[0001] The utility model relates to the field of plate heat exchangers, in particular to a detachable plate heat exchanger which is easy to fix. Background Art

[0002] The detachable plate heat exchanger is one type of plate heat exchanger. Its main features are high heat transfer coefficient, easy maintenance and cleaning, low fouling coefficient, compact structure, small footprint, and light weight.

[0003] The current assembly and fixation of detachable plate heat exchangers mainly utilizes upper and lower cylindrical guide rods to install the heat exchange plates between the front end plate and the rear end plate in sequence, and then uses multiple side clamping rods to clamp and fix the heat exchange plates to prevent position deviation of the heat exchange plates. The guide rods and the side clamping rods are usually fixed with bolts. On the one hand, this form easily causes position deviation of the heat exchange plates during the installation process of the heat exchange plates. On the other hand, a large number of bolts are required for fixing during the installation process of the heat exchanger, which is cumbersome and inconvenient, and therefore still needs to be improved. Utility Model Content

[0004] The utility model is to solve the above-mentioned problem, and for this purpose provides a detachable plate heat exchanger that is easy to fix, comprising a front end plate, a rear end plate, a heat exchange plate, an upper guide rod and a lower support rod, wherein the front end plate and the rear end plate are both provided with through holes near the lower end position, and the lower support rod is sequentially passed through the through holes on the front end plate and the rear end plate and is installed between the front end plate and the rear end plate, and the front and rear ends of the lower support rod are both provided with sockets, wherein the rear end of the lower support rod is provided with a socket, and the front end of the lower support rod is provided with multiple sockets, and the sockets at the rear end of the lower support rod and the lower support rod are connected A latch is inserted into one of the sockets at the front end of the rod, and a U-shaped groove is provided in the middle position of the lower support rod, and a number of guide wheels are arranged on the left and right side walls of the U-shaped groove at intervals. A slot is provided at the upper end of the rear end plate, and an insert block is provided at the end of the upper guide rod. The upper guide rod is installed on the rear end plate by inserting the insert block in the slot, and a slide rail is provided on the upper guide rod. A number of heat exchange plates are provided, and a number of heat exchange plates are installed between the upper guide rod and the lower support rod. A slide groove is provided at the upper end of the front end plate and is slid onto the slide rail through the slide groove.

[0005] Preferably, a slide groove is also provided at the upper end of the heat exchange plate, and a mounting ridge is provided at the lower end of the heat exchange plate.

[0006] Preferably, a long strip through slot is provided at the left and right sides of the front end of the upper guide rod, and a fixing screw is provided in the long strip through slot.

[0007] Preferably, a threaded hole is provided on the top of the front end plate.

[0008] The beneficial effects of the present invention are as follows: the present invention has a reasonable structural design and is easy to use. It can effectively fix the end plate and the heat exchange plate during the assembly of the heat exchanger to prevent them from positional displacement during the assembly process. In addition, the present invention can also facilitate the rapid disassembly and assembly of the heat exchanger. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] The present invention will be described by way of examples with reference to the accompanying drawings, in which:

[0010] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0011] Figure 2 It is a partial structural diagram of the utility model;

[0012] Figure 3 This is a schematic diagram of the top structure of the upper guide rod of the utility model;

[0013] Figure 4 This is a schematic diagram of the front view structure of the upper guide rod of the utility model;

[0014] In the figure: 1. Rear end plate; 2. Front end plate; 3. Upper guide rod; 4. Fixing screw; 5. Slot; 6. Slide rail; 7. Lower support rod; 8. Heat exchange plate; 9. Socket; 10. Latch; 11. Long strip groove; 12. Insert block; 13. Slide groove; 14. U-shaped groove; 15. Mounting ridge; 16. Guide wheel. DETAILED DESCRIPTION

[0015] All features disclosed in this specification, or all steps in the disclosed methods or processes, except mutually exclusive features and / or steps, can be combined in any manner.

[0016] Any feature in this specification, unless otherwise stated, may be replaced by other equivalent or similar features. That is, unless otherwise stated, each feature is only an example of a series of equivalent or similar features.

[0017] like Figure 1 、 2, 3, 4 show a detachable plate heat exchanger that is easy to fix, comprising a front end plate 2, a rear end plate 1, a heat exchange plate 8, an upper guide rod 3 and a lower support rod 7. The front end plate 2 and the rear end plate 1 are both provided with through holes near the lower end, and the lower support rod 7 passes through the through holes on the front end plate 2 and the rear end plate 1 in sequence and is installed between the front end plate 2 and the rear end plate 1. The front and rear ends of the lower support rod 7 are both provided with sockets 9, wherein the rear end of the lower support rod 7 is provided with a socket 9, and the front end of the lower support rod 7 is provided with multiple sockets 9, and the socket 9 at the rear end of the lower support rod 7 and one of the sockets 9 at the front end of the lower support rod 7 are both provided with a socket. A latch 10 is inserted, a U-shaped groove 14 is provided at the middle position of the lower support rod 7, and a number of guide wheels 16 are arranged at intervals on the left and right side walls of the U-shaped groove 14. A slot 5 is provided at the upper end of the rear end plate 1, and an insert block 12 is provided at the end of the upper guide rod 3. The upper guide rod 3 is installed on the rear end plate 1 by inserting the insert block 12 in the slot 5, and a slide rail 6 is provided on the upper guide rod 3. Several heat exchange plates 8 are provided, and several heat exchange plates 8 are installed between the upper guide rod 3 and the lower support rod 7. A slide groove 13 is provided at the upper end of the front end plate 2 and is slidably inserted on the slide rail 6 through the slide groove 13.

[0018] The upper end of the heat exchange plate 8 is also provided with a slide groove 13 , and the lower end of the heat exchange plate 8 is provided with a mounting ridge 15 .

[0019] The left and right sides of the front end of the upper guide rod 3 are both provided with long strip through slots 11 , and the fixing screws 4 are arranged in the long strip through slots 11 .

[0020] A threaded hole is provided on the top of the front end plate 2 .

[0021] The slide rail 6 is configured to be an inverted T-shaped structure.

[0022] During use, the rear end of the lower support rod 7 is passed through the through hole at the lower end of the rear end plate 1 until the socket 9 at the rear end of the lower support rod 7 passes through the rear end plate 1, and then the pin 10 is inserted into the socket 9 to fix it. Then, the upper guide rod 3 is installed on the rear end plate 1 by inserting the plug 12 into the slot 5. After the rear end plate 1 is installed, the mounting ridge 15 of the heat exchange plate 8 is placed in the U-shaped groove 14, and the slide groove 13 of the heat exchange plate 8 is slid onto the slide rail 6. Thus, several heat exchange plates 8 are installed between the upper guide rod 3 and the lower support rod 7 in sequence. After the heat exchange plate 8 is installed, the front end plate 2 is passed through the through hole on the lower support rod 7. At the same time, the slide groove 13 of the front end plate 2 is slid onto the slide rail 6 and the front end plate 2 is gradually slid close to the heat exchange plate 8 until the front end plate 2 is against the front end of the heat exchange plate 8. Then, find the socket 9 closest to the front end plate 2 on the lower support rod 7 and insert the pin 10 into it to fix it. Finally, place the fixing screw 4 in the long strip through groove 11 and find the corresponding threaded hole on the front end plate 2 to fix it with the knob, thereby completing the installation of the heat exchanger.

[0023] The slide rail 6 is configured to be an inverted T-shaped structure, and the U-shaped groove 14 and the fixing ridge 15 are configured to facilitate fixing the heat exchange plate 8 and prevent the heat exchange plate 8 from being offset.

[0024] The arrangement of the guide wheel 16 can facilitate the sliding installation of the heat exchange plate 8 .

[0025] The beneficial effects of the present invention are as follows: the present invention has a reasonable structural design and is easy to use. It can effectively fix the end plate and the heat exchange plate during the assembly of the heat exchanger to prevent them from positional displacement during the assembly process. In addition, the present invention can also facilitate the rapid disassembly and assembly of the heat exchanger.

[0026] The present invention is not limited to the aforementioned specific embodiments, but extends to any new features or any new combination disclosed in this specification, as well as any new method or process steps or any new combination disclosed.

Claims

1. A detachable plate heat exchanger that is easy to fix, comprising a front plate (2), a rear plate (1), heat exchange plates (8), an upper guide rod (3) and a lower support rod (7), characterized in that: The front end plate (2) and the rear end plate (1) are both provided with through holes near the lower end, and the lower support rod (7) is sequentially passed through the through holes on the front end plate (2) and the rear end plate (1) and is installed between the front end plate (2) and the rear end plate (1). The front and rear ends of the lower support rod (7) are both provided with sockets (9), wherein the rear end of the lower support rod (7) is provided with a socket (9), and the front end of the lower support rod (7) is provided with multiple sockets (9), and the socket (9) at the rear end of the lower support rod (7) and one of the sockets (9) at the front end of the lower support rod (7) are both provided with a pin (10), and a U-shaped groove ( 14), a plurality of guide wheels (16) are arranged at intervals on the left and right side walls in the U-shaped groove (14), a slot (5) is provided at the upper end of the rear end plate (1), an insert block (12) is provided at the end of the upper guide rod (3), the upper guide rod (3) is installed on the rear end plate (1) by inserting the insert block (12) in the slot (5), the upper guide rod (3) is provided with a slide rail (6), a plurality of heat exchange plates (8) are provided, and the plurality of heat exchange plates (8) are installed between the upper guide rod (3) and the lower support rod (7), the upper end of the front end plate (2) is provided with a slide groove (13) and is slidably inserted on the slide rail (6) through the slide groove (13).

2. The detachable plate heat exchanger that is easy to fix according to claim 1, characterized in that: The upper end of the heat exchange plate (8) is also provided with a slide groove (13), and the lower end of the heat exchange plate (8) is provided with a mounting ridge (15).

3. The detachable plate heat exchanger that is easy to fix according to claim 1, characterized in that: The left and right sides of the front end of the upper guide rod (3) are both provided with long strip through slots (11), and a fixing screw (4) is provided in the long strip through slots (11).

4. The detachable plate heat exchanger that is easy to fix according to claim 1, characterized in that: A threaded hole is provided on the top of the front end plate (2).

Images