Factory environmental protection equipment for waste gas filtration

Abstract

The factory environment-friendly equipment comprises a dust removal box, a sliding groove is formed in the dust removal box, a filter screen is slidably connected to the interior of the sliding groove, a rebound device is arranged on the filter screen, balls are rotatably connected to the inner surface of the sliding groove, an air receiving plate is arranged on the filter screen, and the air receiving plate is provided with an air inlet and an air outlet. A gas supply device is arranged on the outer surface of the dust removal box; the spraying tower is communicated with the dust removal box through a pipeline, treating fluid is stored in the spraying tower, one end, located in the spraying tower, of the pipeline is located below the liquid level, a spraying device is arranged in the spraying tower, an air outlet pipe is arranged on the spraying tower, and the air outlet pipe is connected with the dust removal box through a rotating disc, an adsorption box, a temperature sensor and a driving device. When the temperature in the adsorption box exceeds 250 DEG C, the driving device drives the turntable to rotate by 90 degrees, so that the adsorption box is replaced, and the waste gas can be continuously filtered.

Description

Technical Field

[0001] The present invention relates to the technical field of waste gas filtration, and particularly relates to an environmental protection device for a waste gas filtration factory. Background Art

[0002] With the improvement of environmental protection requirements, the requirements for waste gas filtration, dust removal and separation in industries such as textile printing and dyeing have also increased. Since the waste gas in the textile printing and dyeing industry contains moisture, oil stains and small fibers, it is easy to adhere to the inner wall of the pipeline for collecting waste gas, resulting in a reduction in the effective flow area of the pipeline or even blockage; it often requires shutdown for manual cleaning, which not only affects production but also causes a great deal of labor intensity for workers. Waste gas treatment is one of the problems currently plaguing the development and survival of the textile industry.

[0003] The existing environmental protection equipment for waste gas filtration factories filters dust and sundries such as cotton wool in the waste gas by using a filter screen, and then adsorbs harmful substances in the waste gas by activated carbon. However, in the process of using this method, it is necessary to frequently stop the machine to clean the filter screen. Secondly, after the activated carbon is used for a period of time, it needs to be replaced, which also requires shutdown operation and consumes a lot of time. Summary of the Invention

[0004] An object of the present invention is to solve at least one of the technical problems existing in the prior art, and to provide an environmental protection device for a waste gas filtration factory. Through a turntable, an adsorption box, a temperature sensor and a driving device, when the temperature in the adsorption box exceeds 250 °C, the driving device drives the turntable to rotate 90°, thereby realizing the replacement of the adsorption box, and thus continuously filtering the waste gas.

[0005] The present invention also provides an environmental protection device for waste gas filtration plants, which includes: a dust removal box, on which a chute is provided, a filter screen is slidably connected inside the chute, a rebound device is provided on the filter screen, a ball is rotatably connected to the inner surface of the chute, an air receiving plate is provided on the filter screen, and a gas supply device is provided on the outer surface of the dust removal box; a spray tower, which is communicated with the dust removal box through a pipeline, a treatment liquid is stored inside the spray tower, one end of the pipeline located in the spray tower is below the liquid level, a spray device is provided inside the spray tower, and an air outlet pipe is provided on the spray tower; an adsorption box, which includes: an upper pipe and a lower pipe, the upper pipe and the lower pipe are communicated, the air outlet pipe is communicated with the upper pipe, a movable connection is provided at the connection between the upper pipe and the lower pipe with an adsorption box, a support rod is rotatably connected to the lower surface of the upper pipe, a turntable is fixedly connected to the lower surface of the support rod, the turntable is fixedly connected to the adsorption box, the adsorption box is of a tetrahedral structure, activated carbon is placed inside the adsorption box, a limiting device is provided on the lower pipe, and the limiting device is movably connected to the adsorption box; an output pipe is provided on the lower pipe, a branch pipe is provided on the output pipe, the branch pipe is located below the turntable, an electromagnetic valve is provided on the branch pipe, and igniters are provided on both the output pipe and the branch pipe; a temperature sensor is provided on the turntable, and the detection head of the temperature sensor is located inside the adsorption box, a support plate is fixedly connected to the outer surface of the spray tower, a driving device is provided on the support plate, the output end of the driving device is fixedly connected to the turntable, and the temperature sensor is electrically connected to both the electromagnetic valve and the driving device.

[0006] According to an environmental protection device for waste gas filtration plants provided by the present invention, the rebound device is specifically a top spring, the top spring is fixedly connected to the inner surface of the chute, and the end of the top spring away from the chute is fixedly connected to the air receiving plate.

[0007] According to an environmental protection device for waste gas filtration plants provided by the present invention, the gas supply device is specifically an air pump, the air pump is fixedly connected to the outer surface of the dust removal box, the input end of the air pump is communicated with the air outlet of the textile equipment, and the output end of the air pump is communicated with the dust removal box.

[0008] According to an environmental protection device for waste gas filtration plants provided by the present invention, a receiving groove is provided on the lower pipe.

[0009] According to an environmental protection device for waste gas filtration plants provided by the present invention, the limiting device includes: a small spring and a limiting block, the small spring is located inside the receiving groove, the limiting block is slidably connected inside the receiving groove, and the cross section of the limiting block is triangular.

[0010] An environmental protection device for an exhaust gas filtration plant according to the present invention, the driving device includes: a driving motor, and the driving motor is fixedly connected to the upper surface of the support plate.

[0011] An environmental protection device for an exhaust gas filtration plant according to the present invention, the output end of the driving motor is fixedly connected with a transmission shaft, and the transmission shaft is fixedly connected with a turntable.

[0012] An environmental protection device for an exhaust gas filtration plant according to the present invention, the turntable is provided with through holes, the adsorption box is located inside the through holes, and the material of the turntable is a low heat conduction material.

[0013] Compared with the prior art, for this environmental protection device of the exhaust gas filtration plant, through the turntable, the adsorption box, the temperature sensor, and the driving device, when the temperature in the adsorption box exceeds 250 °C, the driving device drives the turntable to rotate 90°, thereby realizing the replacement of the adsorption box, and thus the exhaust gas can be continuously filtered. Description of the Drawings

[0014] The following further describes the present invention in conjunction with the drawings and embodiments; Figure 1 It is the overall structure diagram of the environmental protection device for the exhaust gas filtration plant of the present invention; Figure 2 It is the left cross-sectional view of the environmental protection device for the exhaust gas filtration plant of the present invention; Figure 3 It is the right cross-sectional view of the environmental protection device for the exhaust gas filtration plant of the present invention; Figure 4 It is the transverse cross-sectional view of the environmental protection device for the exhaust gas filtration plant of the present invention; Figure 5 It is the cross-sectional view of the environmental protection device for the exhaust gas filtration plant of the present invention; Figure 6 It is for the environmental protection device of the exhaust gas filtration plant of the present invention Figure 5 The enlarged view at D in the figure.

[0015] Legend Explanation: 1. Dust removal box; 2. Slide groove; 3. Filter screen; 4. Rebound device; 401. Top spring; 5. Ball; 6. Air receiving plate; 7. Gas supply device; 701. Air pump; 8. Spray tower; 9. Pipeline; 10. Spraying device; 11. Air outlet pipe; 12. Adsorption box; 13. Upper pipe; 14. Lower pipe; 15. Adsorption box; 16. Support rod; 17. Turntable; 18. Limiting device; 1801. Small spring; 1802. Limiting block; 19. Output pipe; 20. Branch pipe; 21. Solenoid valve; 22. Igniter; 23. Temperature sensor; 24. Support plate; 25. Driving device; 2501. Driving motor; 2502. Transmission shaft; 26. Accommodation groove; 27. Through hole. Detailed implementation manners

[0016] This part will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The function of the accompanying drawings is to supplement the description of the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present invention. However, it should not be construed as a limitation on the protection scope of the present invention.

[0017] Referring to Figures 1-6 , an environmental protection device for an exhaust gas filtration factory according to an embodiment of the present invention includes: a dust removal box 1, a chute 2 is provided on the dust removal box 1, a filter screen 3 is slidably connected inside the chute 2, a ball 5 is rotatably connected to the inner surface of the chute 2, a wind receiving plate 6 is provided on the filter screen 3. When the exhaust gas passes through the filter screen 3, the wind receiving plate 6 increases the contact area with the exhaust gas, thereby causing the filter screen 3 to move backward, so that the top spring 401 retracts. After the supply of the exhaust gas stops, under the action of the top spring 401, the filter screen 3 is reset. During the reset process, the ball 5 causes the filter screen 3 to vibrate, thereby cleaning the filter screen 3 and removing impurities attached to the surface.

[0018] A spray tower 8, the spray tower 8 is connected to the dust removal box 1 through a pipeline 9. A treatment liquid is stored inside the spray tower 8. One end of the pipeline 9 located in the spray tower 8 is below the liquid level. An air outlet pipe 11 is provided on the spray tower 8. Due to the vibration of the filter screen 3, some gases will carry solid particles. After the exhaust gas passes through the treatment liquid to remove the solid particles in the gas, it floats upward above the spray tower 8. At this time, the spray head sprays the gas again.

[0019] An adsorption box 12, the adsorption box 12 includes: an upper pipe 13 and a lower pipe 14, the upper pipe 13 and the lower pipe 14 are connected, the air outlet pipe 11 is connected to the upper pipe 13, a connection part between the upper pipe 13 and the lower pipe 14 is movably connected with an adsorption box 15, a support rod 16 is rotatably connected to the lower surface of the upper pipe 13, a turntable 17 is fixedly connected to the lower surface of the support rod 16, the turntable 17 is fixedly connected with the adsorption box 15, the adsorption box 15 is a tetrahedral structure, activated carbon is placed inside the adsorption box 15, a limiting device 18 is movably connected with the adsorption box 15, the upper pipe 13 and the lower pipe 14 are fixedly connected. The adsorption box 15 only has left and right sides, the back side and the bottom surface, the notch above it is connected to the upper pipe 13, and the other notch is connected to the lower pipe 14. The waste gas enters the inside of the adsorption box 15 from above the adsorption box 15 and exits from the front of the adsorption box 15, thereby completing the adsorption.

[0020] The lower pipe 14 is provided with an output pipe 19. A branch pipe 20 is provided on the output pipe 19. The branch pipe 20 is located below the turntable 17. A solenoid valve 21 is provided on the branch pipe 20. Igniters 22 are provided on both the output pipe 19 and the branch pipe 20. The turntable 17 is provided with a through hole 27. The adsorption box 15 is located inside the through hole 27. The turntable 17 is made of a low thermal conductivity material such as ceramics, fiberglass, etc.

[0021] A temperature sensor 23 is provided on the turntable 17. The detection head of the temperature sensor 23 is located inside the adsorption box 15. A support plate 24 is fixedly connected to the outer surface of the spray tower 8. The output end of the driving device 25 is fixedly connected to the turntable 17. The temperature sensor 23 is electrically connected to both the solenoid valve 21 and the driving device 25.

[0022] A resilient device 4 is provided on the filter screen 3. The resilient device 4 is specifically a top spring 401. The top spring 401 is fixedly connected to the inner surface of the chute 2. One end of the top spring 401 away from the chute 2 is fixedly connected to the air receiving plate 6.

[0023] A gas supply device 7 is provided on the outer surface of the dust removal box 1. The gas supply device 7 is specifically an air pump 701. The air pump 701 is fixedly connected to the outer surface of the dust removal box 1. The input end of the air pump 701 is communicated with the air outlet of the textile equipment. The output end of the air pump 701 is communicated with the dust removal box 1.

[0024] The lower pipe 14 is provided with a receiving groove 26. A limiting device 18 is provided on the lower pipe 14. The limiting device 18 includes: a small spring 1801 and a limiting block 1802. The small spring 1801 is located inside the receiving groove 26. The limiting block 1802 is slidably connected inside the receiving groove 26. The cross section of the limiting block 1802 is triangular.

[0025] A driving device 25 is provided on the support plate 24. The driving device 25 includes: a driving motor 2501. The driving motor 2501 is fixedly connected to the upper surface of the support plate 24. The output end of the driving motor 2501 is fixedly connected to a transmission shaft 2502. The transmission shaft 2502 is fixedly connected to the turntable 17. When the temperature inside the adsorption box 15 exceeds 250 °C, the driving device 25 drives the turntable to rotate 90°, thereby realizing the replacement of the adsorption box 15, so that the waste gas can be continuously filtered.

[0026] A spraying device 10 is provided inside the spray tower 8. The spraying device 10 includes: a liquid pump. The liquid pump is located on the inner bottom surface of the spray tower 8. The output end of the liquid pump is fixedly connected to a plurality of spray heads. The spray heads are located below the air outlet pipe 11 Working principle: The waste gas generated during textile production is introduced into the dust removal box 1 by an air pump 701. The waste gas is preliminarily filtered by a filter screen 3. The air connection plate 6 increases the contact area with the waste gas, causing the filter screen 3 to move backward, thereby retracting the top spring 401. After the supply of the waste gas stops, under the action of the top spring 401, the filter screen 3 returns to its original position. During the reset process, the balls 5 cause the filter screen 3 to vibrate, thus cleaning the filter screen 3 and removing the impurities adhering to its surface. Through a pipeline 9, the waste gas passes through a treatment liquid to remove the solid particles in the gas and then drifts upward above a spray tower 8. At this time, the spray heads spray the gas again, and then the gas enters an adsorption box 12. The adsorption box 15 has only left and right sides, the back side, and the bottom surface. The notch above it is connected to an upper pipe 13, and the other notch is connected to a lower pipe 14. The waste gas enters the interior of the adsorption box 15 from above the adsorption box 15 and then exits from the front of the adsorption box 15, thereby completing the adsorption, and finally is ejected from an output pipe 19.

[0027] The embodiments of the present invention have been described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art in the technical field, various changes can be made without departing from the gist of the present invention.

Claims

1. An environmental protection device for an exhaust gas filtration plant, characterized in that, Comprising: A dust removal box (1), on which a sliding groove (2) is provided. A filter screen (3) is slidably connected inside the sliding groove (2). A resilient device (4) is provided on the filter screen (3). A ball (5) is rotatably connected to the inner surface of the sliding groove (2). An air receiving plate (6) is provided on the filter screen (3). A gas supply device (7) is provided on the outer surface of the dust removal box (1); A spray tower (8), which is communicated with the dust removal box (1) through a pipeline (9). A treatment liquid is stored inside the spray tower (8). One end of the pipeline (9) located in the spray tower (8) is below the liquid level. A spraying device (10) is provided inside the spray tower (8). An air outlet pipe (11) is provided on the spray tower (8); An adsorption box (12), which includes an upper pipe (13) and a lower pipe (14). The upper pipe (13) is communicated with the lower pipe (14). The air outlet pipe (11) is communicated with the upper pipe (13). An adsorption box (15) is movably connected at the connection of the upper pipe (13) and the lower pipe (14). A support rod (16) is rotatably connected to the lower surface of the upper pipe (13). A turntable (17) is fixedly connected to the lower surface of the support rod (16). The turntable (17) is fixedly connected to the adsorption box (15). The adsorption box (15) is of a tetrahedral structure. Activated carbon is placed inside the adsorption box (15). A limiting device (18) is provided on the lower pipe (14). The limiting device (18) is movably connected with the adsorption box (15); The lower pipe (14) is provided with an output pipe (19). A branch pipe (20) is provided on the output pipe (19). The branch pipe (20) is located below the turntable (17). A solenoid valve (21) is provided on the branch pipe (20). Igniters (22) are provided on both the output pipe (19) and the branch pipe (20); A temperature sensor (23) is provided on the turntable (17). The detection head of the temperature sensor (23) is located inside the adsorption box (15). A support plate (24) is fixedly connected to the outer surface of the spray tower (8). A driving device (25) is provided on the support plate (24). The output end of the driving device (25) is fixedly connected to the turntable (17). The temperature sensor (23) is electrically connected to both the solenoid valve (21) and the driving device (25).

2. An environmental protection device for an exhaust gas filtration plant according to claim 1, characterized in that, The resilient device (4) is specifically a top spring (401). The top spring (401) is fixedly connected to the inner surface of the sliding groove (2). One end of the top spring (401) away from the sliding groove (2) is fixedly connected to the air receiving plate (6).

3. An environmental protection device for an exhaust gas filtration plant according to claim 1, characterized in that, The gas supply device (7) is specifically an air pump (701). The air pump (701) is fixedly connected to the outer surface of the dust removal box (1). The input end of the air pump (701) is communicated with the air outlet of the textile equipment. The output end of the air pump (701) is communicated with the dust removal box (1).

4. An environmental protection device for an exhaust gas filtration plant according to claim 1, characterized in that, A receiving groove (26) is provided on the lower pipe (14).

5. An environmental protection device for an exhaust gas filtration plant according to claim 1, characterized in that, The limiting device (18) includes: a small spring (1801) and a limiting block (1802). The small spring (1801) is located inside the receiving groove (26), and the limiting block (1802) is slidably connected inside the receiving groove (26). The cross-section of the limiting block (1802) is triangular.

6. The environmental protection equipment for an exhaust gas filtration plant according to claim 1, characterized in that, The driving device (25) includes: a driving motor (2501), and the driving motor (2501) is fixedly connected to the upper surface of the support plate (24).

7. An environmental protection device for an exhaust gas filtration plant according to claim 6, characterized in that, The output end of the driving motor (2501) is fixedly connected to a transmission shaft (2502), and the transmission shaft (2502) is fixedly connected to the turntable (17).

8. An environmental protection device for an exhaust gas filtration plant according to claim 1, characterized in that, A through hole (27) is provided on the turntable (17), and the adsorption box (15) is located inside the through hole (27). The turntable (17) is made of a low thermal conductivity material.

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