Efficient and environment-friendly kiln for flue gas treatment

Abstract

The invention discloses an efficient environment-friendly flue gas treatment kiln, and relates to the field of kilns, the efficient environment-friendly flue gas treatment kiln comprises a kiln body, a ceiling is mounted at the top of the kiln body, an exhaust pipe and an exhaust pipe are mounted at the top of the ceiling, an exhaust fan and a filter assembly are mounted on the outer wall of the exhaust pipe, and a frame is movably connected in an inner cavity of the filter assembly; a scraping plate is rotationally connected to the center of the outer wall of the frame, first movable blocks are symmetrically installed on the periphery of the frame, first springs are installed at one ends of the first movable blocks, blocking assemblies are symmetrically and movably connected to the two sides of the bottom of an inner cavity of the filtering assembly, a sealing plug is installed on one side of the blocking assembly on one side, and a sealing groove is formed in the outer wall of the blocking assembly on the other side. According to the efficient and environment-friendly kiln for flue gas treatment, through the arrangement of the exhaust pipe and the connecting pipe, flue gas generated when the kiln body works can be sucked into the inner cavity of the kiln body again, and the flue gas is exhausted through the exhaust pipe after being incinerated and filtered by the filtering assembly.

Description

Technical Field

[0001] The present invention relates to the field of kilns, and in particular to a high-efficiency and environment-friendly kiln for flue gas treatment. Background Art

[0002] A kiln or furnace is a furnace used to fire ceramics and sculptures or to fuse enamel to metal surfaces. Typically constructed of brick and stone, it can be made in various sizes to suit the needs and can be powered by gas, oil, or electricity. Electric kilns are easier to control temperature than those powered by gas or oil.

[0003] When the kiln is working, most of the flue gas is discharged directly or after being filtered once. This method cannot effectively reduce the degree of pollution of the flue gas to the environment, and the flue gas cannot be further processed by the heat of the kiln, resulting in incomplete utilization of energy consumption.

[0004] Therefore, it is necessary to propose an efficient and environmentally friendly flue gas treatment kiln to solve the above problems. Summary of the Invention

[0005] The main purpose of the present invention is to provide a high-efficiency and environmentally friendly flue gas treatment kiln, which can effectively solve the problems in the background technology.

[0006] To achieve the above object, the technical solution adopted by the present invention is:

[0007] A high-efficiency and environmentally friendly fume treatment kiln comprises a kiln body, a roof is installed on the top of the kiln body, an exhaust pipe and an exhaust pipe are installed on the top of the roof, and an exhaust fan and a filter assembly are installed on the outer wall of the exhaust pipe;

[0008] A frame is movably connected to the inner cavity of the filter assembly, a scraper is rotatably connected to the center of the outer wall of the frame, a first movable block is symmetrically installed around the frame, and a first spring is installed at one end of the first movable block;

[0009] The bottom of the inner cavity of the filter assembly is symmetrically and movably connected with sealing assemblies on both sides. A sealing plug is installed on one side of the sealing assembly, and a sealing groove is opened on the outer wall of the other side of the sealing assembly.

[0010] Preferably, the outer wall flange of the exhaust pipe is connected to an air pump, an air injection groove is opened in the inner cavity of the ceiling, and a connecting pipe is installed in the center of the inner cavity of the air injection groove.

[0011] Preferably, the connecting pipe is in communication with the exhaust pipe and the inner cavity of the kiln body, the other end of the exhaust pipe extends into the inner cavity of the kiln body, and the exhaust pipe is in communication with the inner cavity of the gas injection groove.

[0012] Preferably, the connecting pipe is used to discharge the flue gas generated by the kiln body directly into the inner cavity of the exhaust pipe, the exhaust fan is used to re-draw the flue gas in the inner cavity of the exhaust pipe into the inner cavity of the kiln body, and the exhaust pipe is used to discharge the flue gas in the inner cavity of the gas injection tank to the outside. An air pipe is installed in the inner cavity of the gas injection tank, and the outer walls of the air pipe and the connecting pipe are both installed with solenoid valves. The air pipe is used to draw the flue gas that has been re-burned through the kiln body into the inner cavity of the gas injection tank.

[0013] Preferably, a main shaft is installed in the inner cavity of the exhaust pipe, and the main shaft is used to drive the exhaust fan. The main shaft is rotatably connected to the center of the inner cavity of the filter plate through an elastic coupling, and the side of the scraper is installed on the side of the main shaft, and the scraper is attached to the outer wall of the filter plate.

[0014] Preferably, a groove is provided on the side of the frame close to the scraper, and a convex shaft is movably connected in the inner cavity of the scraper. The size of the convex shaft matches the size of the groove and the position corresponds to that of the groove. A limit block is installed on the end of the convex shaft away from the frame, and a second spring is wound around the outer wall of the convex shaft, one end of the second spring is connected to the limit block, and the other end of the second spring is connected to the scraper.

[0015] Preferably, the first movable block is movably connected in the inner cavity of the filter assembly, a fixed rod is installed in the inner cavity of the filter assembly, the first spring is wrapped around the outer wall of the fixed rod, one end of the first spring is connected to the first movable block, and the other end of the first spring is installed in the inner cavity of the filter assembly.

[0016] Preferably, elastic retaining bands are symmetrically mounted on both ends of the first movable block, and the other end of the elastic retaining band is mounted in the inner cavity of the filter assembly.

[0017] Preferably, a guide rod is installed at one end of the bottom of the inner cavity of the filter assembly, and the other end of the bottom of the inner cavity of the filter assembly is rotatably connected to a bidirectional screw rod, and the bidirectional screw rod is driven by a motor, and the motor is installed on the outer wall of the filter assembly.

[0018] Preferably, second movable blocks are symmetrically installed on both sides of the sealing assembly, the second movable block at one end is sleeved on the outer wall of the guide rod, and the second movable block at the other end is threadedly connected to the outer wall of the bidirectional screw rod, the sizes of the sealing plug and the sealing groove are adapted and the positions correspond, and the sealing plug is inserted into the inner cavity of the other main shaft through the sealing groove.

[0019] Compared with the prior art, the present invention provides a highly efficient and environmentally friendly flue gas treatment kiln with the following beneficial effects:

[0020] 1. This high-efficiency and environmentally friendly flue gas treatment kiln can re-draw the flue gas generated when the kiln body is working into the inner cavity of the kiln body through the provided exhaust pipe and connecting pipe, and then discharge it through the exhaust pipe after incineration and filtration by the filtering component. Based on this, the pollution to the air after the flue gas is discharged can be further reduced. The provided connecting pipe, air injection groove and air pipe can guide the flue gas according to the emission requirements. The connecting pipe can directly discharge the flue gas into the inner cavity of the exhaust pipe, and the air pipe can discharge the flue gas after incineration by the kiln body into the inner cavity of the air injection groove and discharge it through the exhaust pipe. The provided solenoid valve can open and close the connecting pipe and air pipe according to the emission requirements.

[0021] 2. This high-efficiency and environmentally friendly flue gas treatment kiln can filter out large-volume debris in the flue gas through the filter plate set up. Based on this, it can avoid the blockage of the exhaust pipe and exhaust fan, thereby increasing their service life and reducing the number of maintenance times.

[0022] 3. This efficient and environmentally friendly flue gas treatment kiln has a main shaft. When the exhaust fan is working, it can drive the scraper to move, and the scraper can scrape off the debris accumulated on the filter plate. Through the grooves and convex shafts, when the convex shaft contacts the grooves, it can drive the frame to vibrate, so that the frame can drive the filter plate to shake off the debris. Based on this, it can avoid clogging of the filter plate and improve the emission efficiency of flue gas.

[0023] 4. This efficient and environmentally friendly flue gas treatment kiln can limit the frame when it vibrates through the first movable block and the fixed rod. In combination with the first spring, the vibration amplitude of the frame can be increased, and the efficiency of shaking off debris can be improved. In addition, the elastic barrier belt can adapt to the movement of the first movable block and prevent smoke leakage.

[0024] 5. This efficient and environmentally friendly flue gas treatment kiln can seal the filter assembly through the provided sealing plug and sealing groove when the two sealing assemblies are merged. The provided bidirectional screw can drive the two sealing assemblies to open and close through the second movable block, based on which the filter assembly can be cleaned. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic structural diagram of the present invention as a whole;

[0026] Figure 2 It is a schematic structural diagram of the plane of the present invention;

[0027] Figure 3 It is a schematic structural diagram of the filter assembly of the present invention;

[0028] Figure 4 It is a structural diagram of the framework of the present invention;

[0029] Figure 5 This invention Figure 4 Enlarged view of point A in the middle;

[0030] Figure 6 It is a structural schematic diagram of the sealing assembly of the present invention.

[0031] In the figure: 1. Kiln body; 2. Ceiling; 3. Exhaust pipe; 4. Exhaust pump; 5. Exhaust pipe; 6. Exhaust fan; 7. Filter assembly; 8. Connecting pipe; 9. Air injection groove; 10. Main shaft; 11. Sealing assembly; 12. Frame; 13. Filter plate; 14. First movable block; 15. Elastic stop belt; 16. Fixed rod; 17. Air pipe; 18. First spring; 19. Scraper; 20. Groove; 21. Limit block; 22. Protruding shaft; 23. Second spring; 24. Second movable block; 25. Guide rod; 26. Bidirectional screw; 27. Sealing plug; 28. Sealing groove. DETAILED DESCRIPTION

[0032] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0033] Example 1:

[0034] like Figure 1-Figure 2 As shown, a high-efficiency and environmentally friendly flue gas treatment kiln includes a kiln body 1, a ceiling 2 is installed on the top of the kiln body 1, an exhaust pipe 5 and an exhaust pipe 3 are installed on the top of the ceiling 2, an exhaust fan 6 and a filter assembly 7 are installed on the outer wall of the exhaust pipe 5, an exhaust pump 4 is connected to the outer wall flange of the exhaust pipe 3, an air injection groove 9 is opened in the inner cavity of the ceiling 2, a connecting pipe 8 is installed in the middle of the inner cavity of the air injection groove 9, the connecting pipe 8 is connected to the exhaust pipe 5 and the inner cavity of the kiln body 1, and the other end of the exhaust pipe 5 extends into the inner cavity of the kiln body 1 The exhaust pipe 3 is connected to the inner cavity of the gas injection tank 9. The connecting pipe 8 is used to discharge the smoke generated by the kiln body 1 directly into the inner cavity of the exhaust pipe 5. The exhaust fan 6 is used to re-inject the smoke in the inner cavity of the exhaust pipe 5 into the inner cavity of the kiln body 1. The exhaust pipe 3 is used to discharge the smoke in the inner cavity of the gas injection tank 9 to the outside. An air pipe 17 is installed in the inner cavity of the gas injection tank 9. Solenoid valves are installed on the outer walls of the air pipe 17 and the connecting pipe 8. The air pipe 17 is used to draw the smoke that has been incinerated by the kiln body 1 back into the inner cavity of the gas injection tank 9.

[0035] Through the provided exhaust pipe 5 and connecting pipe 8, the flue gas generated when the kiln body 1 is working can be re-drawn into the inner cavity of the kiln body 1, and after being incinerated and filtered by the filtering component 7, it can be discharged through the exhaust pipe 3. Based on this, the pollution to the air after the flue gas is discharged can be further reduced. Through the provided connecting pipe 8, gas injection groove 9 and air pipe 17, the flue gas can be guided and processed according to the emission requirements. The connecting pipe 8 can directly discharge the flue gas into the inner cavity of the exhaust pipe 5, and the air pipe 17 can discharge the flue gas after incineration of the kiln body 1 into the inner cavity of the gas injection groove 9 and discharged through the exhaust pipe 3. Through the provided solenoid valve, the connecting pipe 8 and the air pipe 17 can be opened and closed according to the emission requirements.

[0036] Example 2:

[0037] like Figure 1 、 Figure 3-Figure 5 As shown, a high-efficiency and environmentally friendly kiln for flue gas treatment, a frame 12 is movably connected in the inner cavity of the filter assembly 7, a scraper 19 is rotatably connected in the middle of the outer wall of the frame 12, a first movable block 14 is symmetrically installed around the frame 12, a first spring 18 is installed at one end of the first movable block 14, a main shaft 10 is installed in the inner cavity of the exhaust pipe 5, the main shaft 10 is used to drive the exhaust fan 6, the main shaft 10 is rotatably connected to the middle of the inner cavity of the filter plate 13 through an elastic coupling, the side of the scraper 19 is installed on the side of the main shaft 10, the scraper 19 is attached to the outer wall of the filter plate 13, a groove 20 is provided on the side of the frame 12 close to the scraper 19, a convex shaft 22 is movably connected in the inner cavity of the scraper 19, and the convex shaft 22 is connected to the groove 2 0 is adapted to the size and position corresponding to each other, a limit block 21 is installed at one end of the convex shaft 22 away from the frame 12, a second spring 23 is wound around the outer wall of the convex shaft 22, one end of the second spring 23 is connected to the limit block 21, the other end of the second spring 23 is connected to the scraper 19, the first movable block 14 is movably connected to the inner cavity of the filter assembly 7, a fixing rod 16 is installed in the inner cavity of the filter assembly 7, a first spring 18 is wound around the outer wall of the fixing rod 16, one end of the first spring 18 is connected to the first movable block 14, the other end of the first spring 18 is installed in the inner cavity of the filter assembly 7, and elastic blocking belts 15 are symmetrically installed at both ends of the first movable block 14, and the other end of the elastic blocking belt 15 is installed in the inner cavity of the filter assembly 7;

[0038] The filter plate 13 can filter out large-volume impurities in the smoke, thereby preventing the exhaust pipe 5 and the exhaust fan 6 from being blocked, thereby increasing their service life and reducing the number of maintenance times.

[0039] The main shaft 10 is provided, and when the exhaust fan 6 is working, the scraper 19 can be driven to move, and the scraper 19 can scrape off the debris accumulated on the filter plate 13. The groove 20 and the protruding shaft 22 are provided, and when the protruding shaft 22 contacts the groove 20, the frame 12 can be driven to vibrate, so that the frame 12 can drive the filter plate 13 to shake off the debris. Based on this, the filter plate 13 can be prevented from being blocked, and the exhaust efficiency of the smoke can be improved.

[0040] The first movable block 14 and the fixed rod 16 can limit the frame 12 when it vibrates, and the first spring 18 can increase the vibration amplitude of the frame 12 and improve the efficiency of shaking off debris. The elastic blocking belt 15 can adapt to the movement of the first movable block 14 and prevent smoke leakage.

[0041] Example 3:

[0042] like Figure 1 、 Figure 3 、 Figure 6 As shown, a high-efficiency and environmentally friendly kiln for flue gas treatment, the bottom of the inner cavity of the filter assembly 7 is symmetrically connected with the blocking assembly 11 on both sides, a sealing plug 27 is installed on one side of the blocking assembly 11, and a sealing groove 28 is opened on the outer wall of the other side of the blocking assembly 11, one end of the bottom of the inner cavity of the filter assembly 7 is installed with a guide rod 25, and the other end of the bottom of the inner cavity of the filter assembly 7 is rotatably connected with a bidirectional screw rod 26, the bidirectional screw rod 26 is driven by a motor, and the motor is installed on the outer wall of the filter assembly 7, and second movable blocks 24 are symmetrically installed on both sides of the blocking assembly 11, one end of the second movable block 24 is sleeved on the outer wall of the guide rod 25, and the other end of the second movable block 24 is threadedly connected to the outer wall of the bidirectional screw rod 26, the size of the sealing plug 27 and the sealing groove 28 are adapted and the position corresponds, and the sealing plug 27 is inserted into the inner cavity of the other main shaft 10 through the sealing groove 28;

[0043] Through the provided sealing plug 27 and sealing groove 28, when the two sealing components 11 are merged, a sealing effect can be achieved on the filter component 7. Through the provided bidirectional screw rod 26, the two sealing components 11 can be driven to open and close through the second movable block 24, based on which the filter component 7 can be cleaned.

[0044] It should be noted that the present invention is a high-efficiency and environmentally friendly kiln for flue gas treatment. The flue gas generated when the kiln body 1 is working enters the inner cavity of the exhaust pipe 5 through the connecting pipe 8. The exhaust fan 6 is started to draw the flue gas into the filter assembly 7 and then re-introduced into the inner cavity of the kiln body 1. When passing through the filter assembly 7, the flue gas is filtered by the filter plate 13. When the exhaust fan 6 is working, the scraper 19 is driven to rotate by the main shaft 10. The scraper 19 can then scrape off the outer wall of the filter plate 13 to remove debris. After the convex shaft 22 is driven to contact the groove 20, the frame 12 can drive the filter plate 13 to vibrate. At the same time, the frame 12 drives the first movable block 14 to move on the outer wall of the fixed rod 16 and squeezes the first spring 18. Based on this, the amplitude of the vibration of the frame 12 is increased, thereby improving the efficiency of handling debris.

[0045] The flue gas treated by the filter assembly 7 re-enters the inner cavity of the kiln body 1 for incineration. After the incineration is completed, the connecting pipe 8 is closed, the air pipe 17 is opened, and the flue gas is input into the inner cavity of the gas injection tank 9. At this time, the treated flue gas can be discharged through the exhaust pipe 3.

[0046] The basic principles, main features, and advantages of the present invention are shown and described above. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and modifications may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and modifications are intended to fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-efficiency and environmentally friendly flue gas treatment kiln, comprising a kiln body (1), characterized in that: A ceiling (2) is installed on the top of the kiln body (1), an exhaust pipe (5) and an exhaust pipe (3) are installed on the top of the ceiling (2), and an exhaust fan (6) and a filter assembly (7) are installed on the outer wall of the exhaust pipe (5); A frame (12) is movably connected in the inner cavity of the filter assembly (7), a scraper (19) is rotatably connected to the center of the outer wall of the frame (12), a first movable block (14) is symmetrically installed around the frame (12), and a first spring (18) is installed at one end of the first movable block (14); The bottom of the inner cavity of the filter assembly (7) is symmetrically and movably connected to the sealing assembly (11) on both sides. A sealing plug (27) is installed on one side of the sealing assembly (11), and a sealing groove (28) is opened on the outer wall of the other side of the sealing assembly (11).

2. The high-efficiency and environmentally friendly flue gas treatment kiln according to claim 1, characterized in that: The outer wall flange of the exhaust pipe (3) is connected to an air pump (4), an air injection groove (9) is provided in the inner cavity of the ceiling (2), and a connecting pipe (8) is installed in the middle of the inner cavity of the air injection groove (9).

3. The high-efficiency and environmentally friendly flue gas treatment kiln according to claim 2, characterized in that: The connecting pipe (8) is in communication with the exhaust pipe (5) and the inner cavity of the kiln body (1); the other end of the exhaust pipe (5) extends into the inner cavity of the kiln body (1); and the exhaust pipe (3) is in communication with the inner cavity of the gas injection groove (9).

4. The high-efficiency and environmentally friendly flue gas treatment kiln according to claim 1, characterized in that: The connecting pipe (8) is used to discharge the smoke generated by the kiln body (1) directly into the inner cavity of the exhaust pipe (5); the exhaust fan (6) is used to re-inject the smoke in the inner cavity of the exhaust pipe (5) into the inner cavity of the kiln body (1); the exhaust pipe (3) is used to discharge the smoke in the inner cavity of the gas injection groove (9) to the outside; an air pipe (17) is installed in the inner cavity of the gas injection groove (9); the outer walls of the air pipe (17) and the connecting pipe (8) are both installed with electromagnetic valves; the air pipe (17) is used to re-inject the smoke that has been burned through the kiln body (1) into the inner cavity of the gas injection groove (9).

5. The high-efficiency and environmentally friendly flue gas treatment kiln according to claim 1, characterized in that: A main shaft (10) is installed in the inner cavity of the exhaust pipe (5), and the main shaft (10) is used to drive the exhaust fan (6). The main shaft (10) is rotatably connected to the center of the inner cavity of the filter plate (13) through an elastic coupling. The side of the scraper (19) is installed on the side of the main shaft (10), and the scraper (19) is attached to the outer wall of the filter plate (13).

6. The high-efficiency and environmentally friendly flue gas treatment kiln according to claim 5, characterized in that: A groove (20) is provided on one side of the frame (12) close to the scraper (19); a convex shaft (22) is movably connected in the inner cavity of the scraper (19); the convex shaft (22) and the groove (20) are adapted in size and have corresponding positions; a limiting block (21) is installed at one end of the convex shaft (22) away from the frame (12); a second spring (23) is wound around the outer wall of the convex shaft (22); one end of the second spring (23) is connected to the limiting block (21), and the other end of the second spring (23) is connected to the scraper (19).

7. The high-efficiency and environmentally friendly flue gas treatment kiln according to claim 1, characterized in that: The first movable block (14) is movably connected in the inner cavity of the filter assembly (7), a fixed rod (16) is installed in the inner cavity of the filter assembly (7), the first spring (18) is wound around the outer wall of the fixed rod (16), one end of the first spring (18) is connected to the first movable block (14), and the other end of the first spring (18) is installed in the inner cavity of the filter assembly (7).

8. The high-efficiency and environmentally friendly flue gas treatment kiln according to claim 7, characterized in that: Elastic retaining bands (15) are symmetrically mounted on both ends of the first movable block (14), and the other end of the elastic retaining band (15) is mounted in the inner cavity of the filter assembly (7).

9. The high-efficiency and environmentally friendly flue gas treatment kiln according to claim 1, characterized in that: A guide rod (25) is installed at one end of the bottom of the inner cavity of the filter assembly (7), and a bidirectional screw rod (26) is rotatably connected to the other end of the bottom of the inner cavity of the filter assembly (7). The bidirectional screw rod (26) is driven by a motor, and the motor is installed on the outer wall of the filter assembly (7).

10. The high-efficiency and environmentally friendly flue gas treatment kiln according to claim 1, characterized in that: The second movable blocks (24) are symmetrically installed on both sides of the blocking assembly (11). The second movable block (24) at one end is sleeved on the outer wall of the guide rod (25), and the second movable block (24) at the other end is threadedly connected to the outer wall of the bidirectional screw rod (26). The sizes of the sealing plug (27) and the sealing groove (28) are adapted and the positions are corresponding. The sealing plug (27) is inserted into the inner cavity of the other main shaft (10) through the sealing groove (28).

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