Combined rotational flow plate type heat exchanger

Abstract

A combined rotational flow plate heat exchanger comprises a shell, a rotational flow plate is installed at one end of the inner wall of the shell, an air outlet pipe is fixedly connected to the inner wall of one end of the shell, the inner walls of the left side and the right side of the top of the shell are fixedly connected with the left side and the right side of the outer wall of a pipeline respectively, and one side of the outer wall of the pipeline is wound around one side of the outer wall of the shell. Through cooperation of a shell, a rotational flow plate, a gas outlet pipe, a pipeline, a valve, a box body, a gas inlet pipe, a shell, a plate body, a bent plate, a collecting box, a square plate, a vertical cylinder, an inserting rod, a second spring and a filtering structure, a filter screen filters dust impurities mixed in coke oven gas, a motor drives a rotating rod to rotate, the rotating rod drives a rod body to move, and the rod body drives a vertical plate to move left and right; a vertical plate drives a round rod to move left and right, and the round rod knocks a plate body, so that a filter screen is vibrated, dust impurities fall into a collecting box, the dust impurities in coke oven gas are conveniently filtered, and the dust impurities are prevented from being attached to the outer wall of a cold medium pipeline to affect the heat exchange efficiency.

Description

Technical Field

[0001] The utility model relates to a heat exchanger, in particular to a combined swirl plate type heat exchanger. Background Art

[0002] Heat exchanger is a device that transfers part of the heat of hot fluid to cold fluid, also known as heat exchanger. Heat exchanger plays an important role in chemical, petroleum, power, food and many other industrial production. In chemical production, heat exchanger can be used as heater, cooler, condenser, evaporator and reboiler, etc., and is widely used.

[0003] The existing combined cyclone plate heat exchanger (application number: 202321946041.0) has the advantages of increasing the gas flux of coke oven gas, increasing the gas channel of the condensing medium, reducing the volume of the heat exchanger, and increasing the heat exchange capacity. The above still exists. When the coke oven gas is heat exchanged, a heat exchanger is often used. The coke oven gas enters the shell after passing through the cyclone plate and contacts the cold medium pipeline to achieve heat exchange. When the coke oven gas is heat exchanged, it is not convenient to filter the dust impurities in the coke oven gas, which easily causes the dust impurities to adhere to the outer wall of the cold medium pipeline. The accumulation of a large amount of dust impurities easily affects the heat exchange efficiency. When the coke oven gas is heat exchanged, the cold medium pipeline is located inside the shell, thereby achieving heat exchange of the coke oven gas. After the coke oven gas passes through the shell, the temperature of the shell will also rise, which is not convenient for the shell to perform heat exchange work, and it is not convenient for the coke oven gas to pass through the shell with a lower temperature, and it is not convenient to improve 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 combined cyclone plate heat exchanger, which is convenient for filtering dust impurities in coke oven gas, avoiding the dust impurities from adhering to the outer wall of the cold medium pipeline and affecting the heat exchange efficiency, and is convenient for heat exchange work on the shell, so that the coke oven gas can pass through the interior of the shell with lower temperature, thereby improving the heat exchange effect.

[0005] The utility model adopts a technical solution to solve its technical problems: this combined swirl plate heat exchanger comprises a shell, a swirl plate is installed at one end of the inner wall of the shell, an air outlet pipe is fixedly connected to the inner wall of one end of the shell, the left and right inner walls of the top of the shell are respectively fixedly connected to the left and right sides of the outer wall of the pipeline, one side of the outer wall of the pipeline is wrapped around one side of the outer wall of the shell, a valve is installed at one end of the pipeline, one end of the shell is fixedly connected to a box body, one end of the inner wall of the box body is fixedly connected to an air inlet pipe, the top of the box body is fixedly connected to an outer shell, one side of the top of the box body is fixedly connected to a plate body, one side of the bottom of the box body is fixedly connected to a curved plate, the top of the curved plate is fitted with a collecting box, the top of the collecting box is fitted with the bottom of the box body, and a filtering structure is provided on one side of the shell.

[0006] For further improvement, the filtering structure includes a motor, the top of the motor is fixedly connected to the top of the inner wall of the shell, the output end of the motor is fixedly connected to a rotating rod, one side of the front end face of the rotating rod is rotatably connected to a rod body through a pin shaft, one side of the front end face of the rod body is rotatably connected to a vertical plate through a pin shaft, a cross bar is fixedly connected to the lower part of one side of the vertical plate, a sleeve is gap-fitted on one side of the outer wall of the cross bar, the bottom of the sleeve is fixedly connected to one side of the top of the box body, a round rod is fixedly connected to the lower part of the other side of the vertical plate, one end of the round rod is fitted with one upper side of the plate body, a filter screen is provided below the round rod, and the outer wall of the filter screen is fitted with one side of the inner wall of the box body.

[0007] For further improvement, a vertical cylinder is fixedly connected to the lower side of one side of the curved plate.

[0008] For further improvement, a plug rod is provided in the gap of the top inner wall of the vertical tube, a protrusion on one side of the plug rod is provided in the gap of the through groove on one side of the vertical tube, and a square plate is provided in the gap above the outer wall of the plug rod.

[0009] For further improvement, one side of the outer wall of the square plate is gap-matched with the upper inner wall of the curved plate, and one end of the square plate is fixedly connected to one end of the collection box.

[0010] For further improvement, the bottom of the insertion rod is fixedly connected with a second spring, and the bottom of the second spring is fixedly connected with the bottom of the inner wall of the vertical tube.

[0011] The beneficial effects of the utility model are as follows: the utility model, through the cooperation of the shell, the swirl plate, the air outlet pipe, the pipeline, the valve, the box body, the air inlet pipe, the shell, the plate body, the curved plate, the collecting box, the square plate, the vertical cylinder, the plug rod, the spring and the filtering structure, enables the device to filter the dust impurities mixed in the coke oven gas through the filter screen when in use, the motor drives the rotating rod to rotate, the rotating rod drives the rod body to move, the rod body drives the vertical plate to move left and right, the vertical plate drives the round rod to move left and right, the round rod knocks the plate body, and then the filter screen is vibrated to make the dust impurities fall into the collecting box, which is convenient for filtering the dust impurities in the coke oven gas and avoiding the dust impurities from adhering to the outer wall of the cold medium pipeline and affecting the heat exchange efficiency;

[0012] Through the cooperation of the shell, swirl plate, air outlet pipe, pipeline, valve, box body, air inlet pipe, outer shell, plate body, curved plate, collecting box, square plate, vertical cylinder, plug rod and spring, the device can be wound around the outer wall side of the shell through the outer wall side of the pipeline when in use, so that when the cold medium flows in the pipeline, the heat of the shell can be absorbed, which is convenient for heat exchange of the shell, and it is convenient for the coke oven gas to pass through the interior of the shell with lower temperature, so as to improve the heat exchange effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the shell, box body and air intake pipe of the utility model;

[0015] Figure 3 This is a schematic diagram of the motor, rotating rod and rod body structure of the utility model;

[0016] Figure 4 It is a schematic diagram of the vertical tube, the plug rod and the spring structure of the utility model;

[0017] Figure 5 This is a schematic diagram of the structure of a straight tube, a square rod and a spring of the utility model;

[0018] Figure 6 It is a schematic diagram of the structure of the rotating rod, the rod body and the vertical plate of the utility model.

[0019] Explanation of the accompanying drawings: 1. shell, 2. filtering structure, 2a1. motor, 2a2. rotating rod, 2a3. rod body, 2a4. vertical plate, 2a5. horizontal rod, 2a6. sleeve, 2a7. round rod, 2a8. filter screen, 2b1. oblique block, 2b2. straight cylinder, 2b3. square rod, 2b4. spring one, 3. swirl plate, 4. outlet pipe, 5. pipeline, 6. valve, 7. box body, 8. inlet pipe, 9. outer shell, 10. plate body, 11. curved plate, 12. collecting box, 13. square plate, 14. vertical cylinder, 15. plug rod, 16. spring two. DETAILED DESCRIPTION

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

[0021] Example 1: Refer to the attached Figure 1-6 : In this embodiment, a combined swirl plate heat exchanger includes a shell 1, a swirl plate 3 is installed at one end of the inner wall of the shell 1, an air outlet pipe 4 is fixedly connected to the inner wall of one end of the shell 1, the left and right inner walls of the top of the shell 1 are respectively fixedly connected to the left and right sides of the outer wall of the pipe 5, one side of the outer wall of the pipe 5 is wrapped around one side of the outer wall of the shell 1, a valve 6 is installed at one end of the pipe 5, one end of the shell 1 is fixedly connected to a box body 7, the front end surface of the box body 7 is threadedly connected with a baffle, an air inlet pipe 8 is fixedly connected to the inner wall of one end of the box body 7, the top of the box body 7 is fixedly connected to an outer shell 9, one side of the top of the box body 7 is fixedly connected to a plate body 10, one side of the bottom of the box body 7 is fixedly connected to a curved plate 11, the top of the curved plate 11 is fitted with a collecting box 12, and the top of the collecting box 12 is fitted with the bottom of the box body 7;

[0022] A vertical cylinder 14 is fixedly connected to the lower side of the curved plate 11, and a plug rod 15 is fitted in the gap of the top inner wall of the vertical cylinder 14. When the plug rod 15 is subjected to force, it can move up and down on the top inner wall of the vertical cylinder 14, and a convex block on one side of the plug rod 15 is gapped with a through groove on one side of the vertical cylinder 14. A square plate 13 is fitted in the gap above the outer wall of the plug rod 15, and one side of the outer wall of the square plate 13 is gapped with the upper inner wall of the curved plate 11. One end of the square plate 13 is fixedly connected to one end of the collecting box 12, and a handle is fixedly connected to one end of the collecting box 12. A spring 2 16 is fixedly connected to the bottom of the plug rod 15, and the bottom of the spring 2 16 is fixedly connected to the bottom of the inner wall of the vertical cylinder 14. The spring 2 16 gives the plug rod 15 an upward force. A filtering structure 2 is provided on one side of the outer shell 9. The filtering structure 2 is convenient for filtering dust impurities in the coke oven gas to prevent dust impurities from adhering to the outer wall of the cold medium pipeline 5 and affecting the heat exchange efficiency.

[0023] The filtering structure 2 includes a motor 2a1, the top of the motor 2a1 is fixedly connected to the top of the inner wall of the housing 9, the model of the motor 2a1 is determined according to the actual use situation, the output end of the motor 2a1 is fixedly connected to a rotating rod 2a2, the front end face of the rotating rod 2a2 is rotatably connected to a rod body 2a3 through a pin shaft, the front end face of the rod body 2a3 is rotatably connected to a vertical plate 2a4 through a pin shaft, the pin shaft allows the rod body 2a3 to rotate above one side of the vertical plate 2a4 when a force is applied, a cross bar 2a5 is fixedly connected to the lower side of one side of the vertical plate 2a4, one side of the outer wall of the cross bar 2a5 is gap-matched with a sleeve 2a6, and the sleeve 2a6 is aligned with the cross bar 2a5. The rod 2a5 plays a limiting role when it is forced to move left and right. The bottom of the sleeve 2a6 is fixedly connected to one side of the top of the box body 7. A round rod 2a7 is fixedly connected to the lower part of the other side of the vertical plate 2a4. A rubber ball is fixedly connected to one end of the round rod 2a7. One end of the round rod 2a7 is fitted with an upper side of the plate body 10. A filter screen 2a8 is provided below the round rod 2a7. The material and mesh number of the filter screen 2a8 are determined according to actual usage. The outer wall of the filter screen 2a8 is fitted with one side of the inner wall of the box body 7, which is convenient for filtering dust impurities in the coke oven gas and preventing dust impurities from adhering to the outer wall of the cold medium pipeline 5 and affecting the heat exchange efficiency.

[0024] Working principle:

[0025] When exchanging heat for coke oven gas:

[0026] The coke oven gas enters the interior of the box body 7 from the air inlet pipe 8, and the filter 2a8 filters the dust impurities contained in the coke oven gas. The filtered coke oven gas enters the opening at one end of the shell body 1, and the coke oven gas enters the interior of the shell body 1 through the swirl plate 3 on one side. The swirl plate 3 makes the coke oven gas rotate, and the valve 6 is opened, so that the cooling medium flows on the inner wall of the pipe 5, and the coke oven gas contacts the outer wall of the pipe 5, so as to realize the heat exchange work. At the same time, the outer wall of the pipe 5 is attached to the outer wall of the shell body 1, so as to perform the heat exchange work on the shell body 1, so as to reduce the temperature of the shell body 1, and thus improve the heat exchange effect of the coke oven gas;

[0027] When the filter 2a8 needs to be cleaned to collect dust impurities:

[0028] The motor 2a1 starts to work, the motor 2a1 drives the rotating rod 2a2 to rotate, the rotating rod 2a2 drives the rod body 2a3 to move, the rod body 2a3 drives the vertical plate 2a4 to move left and right, the vertical plate 2a4 drives the round rod 2a7 to move left and right, the round rod 2a7 knocks the plate body 10, thereby achieving vibration of the filter screen 2a8, so that the dust impurities fall into the collection box 12;

[0029] When recycling dust impurities:

[0030] Move the insertion rod 15 downward to remove it from the bottom groove of the square plate 13, and move the collection box 12 to the right, thereby realizing the disassembly of the collection box 12, so that the staff can handle the dust and impurities inside the collection box 12 conveniently.

[0031] Example 2: Refer to the attached Figure 1-6 In the present embodiment, a combined cyclone plate heat exchanger is provided, wherein the filtering structure 2 may further include an inclined block 2b1, one end of the inclined block 2b1 at the upper and lower ends are fixedly connected to the bottom of the plate body 10 and the bottom of the inner wall of the box body 7 respectively, the outer wall of the inclined block 2b1 is matched with the groove gap at one end of the filter screen 2a8, and the filter screen 2a8 can move back and forth on the outer wall of the inclined block 2b1 when subjected to force, a straight cylinder 2b2 is matched with the groove gap at one end of the inclined block 2b1, one side of the outer wall of the straight cylinder 2b2 is matched with the inner wall gap at the outer side of one end of the filter screen 2a8, a square rod 2b3 is matched with the inner wall gap at one end of the straight cylinder 2b2, one end of the square rod 2b3 is fixedly connected to the outer side of one end of the shell 1, a spring 2b4 is matched with the outer wall gap of the square rod 2b3, the left and right ends of the spring 2b4 are fixedly connected to the outer side of one end of the shell 1 and one end of the straight cylinder 2b2 respectively, and the spring 2b4 gives the straight cylinder 2b2 a rightward force.

[0032] Working principle:

[0033] Move the straight cylinder 2b2 outward, remove it from the inner wall of the inclined block 2b1 and the filter 2a8, move the filter 2a8 forward, and then realize the disassembly of the filter 2a8. When the filter 2a8 is damaged, it is convenient for the staff to replace the filter 2a8.

[0034] 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 combined cyclone plate heat exchanger, comprising a shell (1), characterized in that: A swirl plate (3) is installed at one end of the inner wall of the shell (1); an air outlet pipe (4) is fixedly connected to the inner wall of one end of the shell (1); the inner walls on the left and right sides of the top of the shell (1) are respectively fixedly connected to the left and right sides of the outer wall of the pipeline (5); one side of the outer wall of the pipeline (5) is wound around one side of the outer wall of the shell (1); a valve (6) is installed at one end of the pipeline (5); one end of the shell (1) is fixedly connected to a box (7); an inner wall of one end of the box (7) is fixedly connected to an air inlet pipe (8); the top of the box (7) is fixedly connected to an outer shell (9); one side of the top of the box (7) is fixedly connected to a plate (10); one side of the bottom of the box (7) is fixedly connected to a curved plate (11); the top of the curved plate (11) is fitted with a collecting box (12); the top of the collecting box (12) is fitted with the bottom of the box (7); and a filtering structure (2) is provided on one side of the outer shell (9).

2. The combined cyclone plate heat exchanger according to claim 1 is characterized in that: The filtering structure (2) comprises a motor (2a1), the top of the motor (2a1) is fixedly connected to the top of the inner wall of the housing (9), the output end of the motor (2a1) is fixedly connected to a rotating rod (2a2), one side of the front end surface of the rotating rod (2a2) is rotatably connected to a rod body (2a3) via a pin, one side of the front end surface of the rod body (2a3) is rotatably connected to a vertical plate (2a4) via a pin, and one side of the vertical plate (2a4) is fixedly connected to a horizontal bar (2a5) at the bottom. ), a sleeve (2a6) is gap-fitted on one side of the outer wall of the cross bar (2a5), the bottom of the sleeve (2a6) is fixedly connected to one side of the top of the box body (7), a round rod (2a7) is fixedly connected to the lower side of the other side of the vertical plate (2a4), one end of the round rod (2a7) is fitted to the upper side of one side of the plate body (10), a filter screen (2a8) is provided below the round rod (2a7), and the outer wall of the filter screen (2a8) is fitted to one side of the inner wall of the box body (7).

3. The combined cyclone plate heat exchanger according to claim 1 is characterized in that: A vertical cylinder (14) is fixedly connected to the lower side of one side of the curved plate (11).

4. The combined cyclone plate heat exchanger according to claim 3 is characterized in that: The top inner wall of the vertical tube (14) is gap-fitted with an insertion rod (15), a protrusion on one side of the insertion rod (15) is gap-fitted with a through slot on one side of the vertical tube (14), and the upper outer wall of the insertion rod (15) is gap-fitted with a square plate (13).

5. The combined cyclone plate heat exchanger according to claim 4 is characterized in that: One side of the outer wall of the square plate (13) is gap-matched with the upper inner wall of the curved plate (11), and one end of the square plate (13) is fixedly connected to one end of the collection box (12).

6. The combined cyclone plate heat exchanger according to claim 4 is characterized in that: The bottom of the insertion rod (15) is fixedly connected to a second spring (16), and the bottom of the second spring (16) is fixedly connected to the bottom of the inner wall of the vertical cylinder (14).

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