Gas-liquid plate heat exchanger

Abstract

A gas-liquid plate heat exchanger comprises a shell, one side of the inner wall of the shell is fixedly connected with the outer wall of a square plate, one end of the square plate is fixedly connected with a bent barrel, the inner wall of one end of the shell is fixedly connected with one side of the outer wall of a straight pipe, and one side of the outer wall of the straight pipe is in clearance fit with the inner wall of one end of a pipeline. And the outer side of one end of the pipeline is fixedly connected with one end of a square block. Through cooperation of a shell, a pipeline, a straight pipe, a rubber ring, a sealing ring, a square plate, a bent cylinder, a water drainage pipe, a water inlet pipe, a vertical block, a square block, a square cylinder, a baffle and a connecting structure, a rotating plate is rotated, a groove of the rotating plate is aligned with the square block, a lead screw is rotated, the lead screw drives a straight block to move rightwards, the straight block drives a square rod to move rightwards, and the square rod drives the rotating plate to move rightwards. And then the square blocks are inserted into the grooves of the rotating plates, so that clamping of the pipeline and the shell is achieved, a worker can conveniently and rapidly connect the gas-liquid plate heat exchanger with the pipeline, and operation of the worker is facilitated.

Description

Technical Field

[0001] The utility model relates to a plate type heat exchanger, in particular to a gas-liquid plate type heat exchanger. Background Art

[0002] Plate heat exchanger is a kind of high-efficiency heat exchanger made of a series of metal sheets with certain corrugated shapes. Thin rectangular channels are formed between various plates, and heat is exchanged through the plates. Plate heat exchanger is an ideal equipment for liquid-liquid and liquid-steam heat exchange.

[0003] There is an existing gas-liquid plate heat exchanger (application number: 202221841997.X) which combines the advantages of fin-tube heat exchangers and plate heat exchangers, making the structure of the gas-liquid heat exchanger more compact, saving heat exchanger material, and increasing heat transfer efficiency. The above problem still exists. When the gas-liquid plate heat exchanger is in use, it is necessary to connect the gas-liquid plate heat exchanger with an external pipe. The above method of setting threaded holes and connecting the external pipe with the gas-liquid plate heat exchanger by bolts is troublesome to operate. It is necessary to use multiple bolts and cooperate with external tools for operation. It is not convenient for staff to quickly connect the gas-liquid plate heat exchanger with the pipe, and it is not convenient for staff to operate. When gas-liquid heat exchange is performed, water flows inside the gas-liquid plate heat exchanger. The long-term passage of water will cause scale on the inner wall of the gas-liquid plate heat exchanger, which is not convenient for staff to clean the scale, and thus easily affects the heat exchange effect. Summary of the invention

[0004] The utility model aims to solve the problems existing in the above-mentioned prior art and provides a gas-liquid plate heat exchanger, which is convenient for workers to quickly connect the gas-liquid plate heat exchanger with the pipeline, convenient for workers to operate, and convenient for workers to clean scale to avoid affecting the heat exchange effect.

[0005] The utility model adopts a technical solution to solve its technical problems: this gas-liquid plate heat exchanger comprises a shell, one side of the inner wall of the shell is fixedly connected to the outer wall of the square plate, one end of the square plate is fixedly connected with a bent cylinder, the inner wall of one end of the shell is fixedly connected to the outer wall of the straight pipe, one side of the outer wall of the straight pipe is gap-matched with the inner wall of one end of the pipe, the outer side of one end of the pipe is fixedly connected to one end of the block, the outer side of one end of the shell is fixedly connected to one end of the square cylinder, one side of the outer wall of the shell is fixedly connected to one end of the vertical block, the front end face of the shell is threadedly connected to the inner wall of one side of the baffle through bolts, one side of the outer wall of the straight pipe is fixedly connected with a rubber ring, the outer wall of the rubber ring is tightly fitted with one side of the inner wall of the pipe, one side of the vertical block is provided with a connecting structure, and one side of the shell is provided with a cleaning structure.

[0006] For further improvement, the connection structure includes a square rod, one side of the outer wall of the square rod is gap-matched with the inner wall of the vertical block, one end of the square rod is rotatably connected to a rotating plate through a bearing, a groove on one side of the rotating plate is gap-matched with one side of the outer wall of the square block, one side of the outer wall of the square rod is fixedly connected to a straight block, the outer wall of the straight block is gap-matched with a through groove on one side of the square tube, one end of the straight block is rotatably connected to a screw rod through a bearing, and one side of the outer wall of the screw rod is threadedly connected to the inner wall of one end of the square tube.

[0007] For further improvement, a sealing ring is tightly fitted on one end of the pipe, and one end of the sealing ring is tightly fitted on one end of the shell.

[0008] Further improvement, the inner wall of the sealing ring is fixedly connected to one side of the outer wall of the straight pipe.

[0009] For further improvement, a water inlet pipe is fixedly connected to the inner wall of one side of the top of the shell.

[0010] For further improvement, a drainage pipe is fixedly connected to the inner wall of one side of the bottom of the shell.

[0011] To be further improved, the cleaning structure includes gear 2, the upper part of the outer wall of the gear 2 is rotatably connected to the inner wall of the top side of the shell through a bearing, the top of the gear 2 is fixedly connected to the output end of the motor, the bottom of the motor is fixedly connected to the top side of the shell, one side of the gear 2 is meshingly connected with gear 1, the inner wall of the gear 1 is fixedly connected with a threaded rod, one side of the outer wall of the threaded rod is rotatably connected to the upper inner wall of the square plate through a bearing, one side of the outer wall of the threaded rod is threadedly connected to the upper inner wall of the scraper, and the lower inner wall of the scraper is fitted with one side of the outer wall of the bent cylinder.

[0012] The beneficial effects of the utility model are as follows: the utility model, through the cooperation of the shell, the pipeline, the straight pipe, the rubber ring, the sealing ring, the square plate, the bent cylinder, the drain pipe, the water inlet pipe, the vertical block, the square block, the square cylinder, the baffle plate and the connecting structure, enables the device to be used when the rotating plate is rotated to align the groove of the rotating plate with the square block, and the screw rod is rotated, the screw rod drives the straight block to move right, the straight block drives the square rod to move right, and the square rod drives the rotating plate to move right, so that the square block is inserted into the groove of the rotating plate, and the pipeline and the shell are clamped, which is convenient for the staff to quickly connect the gas-liquid plate heat exchanger with the pipeline, and convenient for the staff to operate;

[0013] Through the coordination of the shell, pipeline, straight pipe, rubber ring, sealing ring, square plate, bent cylinder, drain pipe, water inlet pipe, vertical block, square block, square cylinder, baffle and cleaning structure, when the device is in use, the motor can drive gear 2 to rotate, gear 2 drives gear 1 to rotate, gear 1 drives the threaded rod to rotate, and the threaded rod drives the scraper to move right, thereby scraping and gathering the scale on the outer wall of the bent cylinder and the inner wall of the shell to the right, making it convenient for the staff to clean the scale and avoid affecting the heat exchange effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the shell, straight pipe and pipeline structure of the utility model;

[0016] Figure 3 It is a schematic diagram of the scraper, square plate and bent cylinder structure of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the straight block, square rod and rotating plate of the utility model;

[0018] Figure 5 This is a schematic diagram of the structure of gear 1, gear 2 and a motor of the utility model.

[0019] Explanation of the accompanying drawings: 1. Shell, 2. Connection structure, 2a1. Straight block, 2a2. Screw rod, 2a3. Square rod, 2a4. Turn plate, 2b1. Inclined groove, 2b2. Round rod, 3. Cleaning structure, 301. Threaded rod, 302. Scraper, 303. Gear 1, 304. Gear 2, 305. Motor, 4. Pipeline, 5. Straight pipe, 6. Rubber ring, 7. Sealing ring, 8. Square plate, 9. Bent cylinder, 10. Drain pipe, 11. Water inlet pipe, 12. Vertical block, 13. Square block, 14. Square cylinder, 15. Baffle. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings:

[0021] Example 1: Refer to the attached Figure 1-5: In the present embodiment, a gas-liquid plate heat exchanger includes a shell 1, one side of the inner wall of the shell 1 is fixedly connected to the outer wall of the square plate 8, one end of the square plate 8 is fixedly connected to a bent cylinder 9, the bent cylinder 9 can increase the contact area of ​​water, the inner wall of one end of the shell 1 is fixedly connected to one side of the outer wall of the straight pipe 5, one side of the outer wall of the straight pipe 5 is gap-matched with the inner wall of one end of the pipe 4, the outer side of one end of the pipe 4 is fixedly connected to one end of the block 13, the outer side of one end of the shell 1 is fixedly connected to one end of the square cylinder 14, one side of the outer wall of the shell 1 is fixedly connected to one end of the vertical block 12, the front end face of the shell 1 is threadedly connected to the inner wall of one side of the baffle 15 by bolts, the outer wall of the baffle 15 is fixedly connected to a rubber pad, the rubber pad plays a sealing role, the straight pipe 5 A rubber ring 6 is fixedly connected to one side of the outer wall, and the outer wall of the rubber ring 6 fits tightly with one side of the inner wall of the pipe 4. A sealing ring 7 fits tightly with one end of the pipe 4, and one end of the sealing ring 7 fits tightly with one end of the shell 1. The sealing ring 7 plays a sealing role. The inner wall of the sealing ring 7 is fixedly connected to one side of the outer wall of the straight pipe 5. An inlet pipe 11 is fixedly connected to the inner wall of the top side of the shell 1, and a drain pipe 10 is fixedly connected to the inner wall of the bottom side of the shell 1. A connecting structure 2 is provided on one side of the vertical block 12, and a cleaning structure 3 is provided on one side of the shell 1. The connecting structure 2 is convenient for the staff to quickly connect the gas-liquid plate heat exchanger to the pipe 4, which is convenient for the staff to operate. The cleaning structure 3 is convenient for the staff to clean the scale to avoid affecting the heat exchange effect.

[0022] The connecting structure 2 includes a square rod 2a3, one side of the outer wall of the square rod 2a3 is gap-matched with the inner wall of the vertical block 12, and the vertical block 12 plays a limiting role when the square rod 2a3 is subjected to force and moves left and right. One end of the square rod 2a3 is rotatably connected to a rotating plate 2a4 through a bearing. The bearing enables the rotating plate 2a4 to rotate at one end of the square rod 2a3 when a force is applied. A groove on one side of the rotating plate 2a4 is gap-matched with a side of the outer wall of the block 13. One side of the outer wall of the square rod 2a3 is fixedly connected to a straight block 2a1, and the outer wall of the straight block 2a1 is gap-matched with a through groove on one side of the square tube 14. One end of the straight block 2a1 is rotatably connected to a screw rod 2a2 through a bearing, and one side of the outer wall of the screw rod 2a2 is threadedly connected to the inner wall of one end of the square tube 14, so that the staff can quickly connect the gas-liquid plate heat exchanger with the pipeline 4, which is convenient for the staff to operate.

[0023] The cleaning structure 3 includes a second gear 304, and the upper part of the outer wall of the second gear 304 is rotatably connected to the inner wall of the top side of the shell 1 through a bearing. The bearing allows the second gear 304 to rotate on the inner wall of the top side of the shell 1 when a force is applied. The top of the second gear 304 is fixedly connected to the output end of the motor 305, and the bottom of the motor 305 is fixedly connected to the top side of the shell 1. The model of the motor 305 depends on the actual usage. One side of the second gear 304 is meshedly connected with the first gear 303, and the inner wall of the first gear 303 is fixedly connected with the threaded rod 301. One side of the outer wall of the threaded rod 301 is rotatably connected to the upper inner wall of the square plate 8 through a bearing. One side of the outer wall of the threaded rod 301 is threadedly connected to the upper inner wall of the scraper 302, and the lower inner wall of the scraper 302 fits with one side of the outer wall of the bent cylinder 9, which is convenient for the staff to clean the scale and avoid affecting the heat exchange effect.

[0024] Working principle:

[0025] First, rotate the rotating plate 2a4 to align the groove of the rotating plate 2a4 with the block 13, rotate the screw 2a2, the screw 2a2 drives the straight block 2a1 to move right, the straight block 2a1 drives the square rod 2a3 to move right, the square rod 2a3 drives the rotating plate 2a4 to move right, and then the block 13 is inserted into the groove of the rotating plate 2a4, so as to achieve the clamping of the pipeline 4 and the shell 1, and then achieve the connection work, the gas enters the shell 1 through the pipeline 4, the through hole processed on the inner wall of the square plate 8 is connected with one end of the bent cylinder 9, and then the gas flows on the inner wall of the bent cylinder 9, and the water flow is injected from the water inlet pipe 11, and the water flow After entering the inner wall of the shell 1, the water flows in contact with the outer wall of the bent cylinder 9, thereby realizing heat exchange, and the water flows out from the drain pipe 10. When it is necessary to clean the scale on the shell 1 and the bent cylinder 9, the bolt is turned to remove the baffle 15, and the motor 305 starts to work. The motor 305 drives the gear 2 304 to rotate, the gear 2 304 drives the gear 1 303 to rotate, the gear 1 303 drives the threaded rod 301 to rotate, and the threaded rod 301 drives the scraper 302 to move right, thereby scraping and gathering the scale on the outer wall of the bent cylinder 9 and the inner wall of the shell 1 to the right, making it convenient for the staff to clean the scale.

[0026] Example 2: Refer to the attached Figure 1-5 In this embodiment, a gas-liquid plate heat exchanger is provided, wherein the connection structure 2 may further include an inclined groove 2b1, the inclined groove 2b1 being machined on the inner wall outside one end of the pipe 4, the inner wall gap of the inclined groove 2b1 being fitted with a round rod 2b2, one end of the round rod 2b2 being fixedly connected to the outer side of one end of the shell 1.

[0027] Working principle:

[0028] When connecting the shell 1 and the pipe 4, the round rod 2b2 is inserted into the inclined groove 2b1 to play a positioning role, thereby preventing the staff from inserting the pipe 4 into the outer wall of the straight pipe 5 at an incorrect angle, which affects the connection work.

[0029] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A gas-liquid plate heat exchanger, comprising a shell (1), characterized in that: One side of the inner wall of the shell (1) is fixedly connected to the outer wall of the square plate (8); one end of the square plate (8) is fixedly connected to a bent cylinder (9); one end of the inner wall of the shell (1) is fixedly connected to one side of the outer wall of the straight tube (5); one side of the outer wall of the straight tube (5) is gap-matched with the inner wall of one end of the pipe (4); the outer side of one end of the pipe (4) is fixedly connected to one end of the square block (13); the outer side of one end of the shell (1) is fixedly connected to one end of the square cylinder (14); one side of the outer wall of the shell (1) is fixedly connected to one end of the vertical block (12); the front end surface of the shell (1) is threadedly connected to the inner wall of one side of the baffle (15) through bolts; one side of the outer wall of the straight tube (5) is fixedly connected to a rubber ring (6); the outer wall of the rubber ring (6) is tightly fitted with one side of the inner wall of the pipe (4); one side of the vertical block (12) is provided with a connecting structure (2); and one side of the shell (1) is provided with a cleaning structure (3).

2. The gas-liquid plate heat exchanger according to claim 1 is characterized in that: The connection structure (2) comprises a square rod (2a3), one side of the outer wall of the square rod (2a3) is gap-matched with the inner wall of the vertical block (12), one end of the square rod (2a3) is rotatably connected to a rotating plate (2a4) via a bearing, a groove on one side of the rotating plate (2a4) is gap-matched with one side of the outer wall of the square block (13), one side of the outer wall of the square rod (2a3) is fixedly connected to a straight block (2a1), the outer wall of the straight block (2a1) is gap-matched with a through groove on one side of a square tube (14), one end of the straight block (2a1) is rotatably connected to a screw rod (2a2) via a bearing, and one side of the outer wall of the screw rod (2a2) is threadedly connected to the inner wall of one end of the square tube (14).

3. The gas-liquid plate heat exchanger according to claim 1 is characterized in that: One end of the pipe (4) is tightly fitted with a sealing ring (7), and one end of the sealing ring (7) is tightly fitted with one end of the housing (1).

4. The gas-liquid plate heat exchanger according to claim 3 is characterized in that: The inner wall of the sealing ring (7) is fixedly connected to one side of the outer wall of the straight tube (5).

5. The gas-liquid plate heat exchanger according to claim 1 is characterized in that: A water inlet pipe (11) is fixedly connected to an inner wall on one side of the top of the housing (1).

6. The gas-liquid plate heat exchanger according to claim 1 is characterized in that: A drainage pipe (10) is fixedly connected to the inner wall of one side of the bottom of the housing (1).

7. The gas-liquid plate heat exchanger according to claim 1 is characterized in that: The cleaning structure (3) comprises a second gear (304), the upper part of the outer wall of the second gear (304) is rotatably connected to the inner wall of the top side of the housing (1) via a bearing, the top of the second gear (304) is fixedly connected to the output end of the motor (305), the bottom of the motor (305) is fixedly connected to the top side of the housing (1), one side of the second gear (304) is meshingly connected to the first gear (303), the inner wall of the first gear (303) is fixedly connected to the threaded rod (301), one side of the outer wall of the threaded rod (301) is rotatably connected to the upper inner wall of the square plate (8) via a bearing, one side of the outer wall of the threaded rod (301) is threadedly connected to the upper inner wall of the scraper (302), and the lower inner wall of the scraper (302) is in contact with one side of the outer wall of the bent cylinder (9).

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