Exhaust emission pipeline

Abstract

The utility model provides a waste gas discharge pipeline, belongs to the technical field of discharge pipelines, and solves the problems that water sprayed on the inner wall of a discharge pipe cannot be wiped dry in time, and the inner wall of the discharge pipe cannot be cleaned, so that the inner wall of the discharge pipe is easily corroded, and the service life of the discharge pipe is shortened. The exhaust emission pipeline comprises a pipeline body, a filter screen is fixed in the pipeline body, a water tank is fixed on the outer wall of the pipeline body, an annular pipe is slidably connected to the inner wall of the pipeline body, a plurality of water spraying pipes are fixed on the annular pipe, the annular pipe is fixedly connected with the water tank through a hose, a first water pump is fixed on the hose, and a support is fixed in the pipeline body. A cleaning device is arranged on the annular pipe, and a fan is fixed to the support. The device has the advantages that water stains on the inner wall of the discharge pipe are wiped and cleaned, and the service life of the discharge pipe is prolonged.

Description

Technical Field

[0001] The utility model belongs to the technical field of emission pipes and relates to an emission pipe, in particular to an exhaust gas emission pipe. Background Art

[0002] With the acceleration of my country's modernization construction, the construction level in the industrial field has greatly improved, and the pollution caused by waste gas emissions has also attracted increasing attention. Waste gas is usually transported and discharged through waste gas pipelines, which are corrosive in themselves and will reduce the life of the pipeline.

[0003] After searching, it is found that a Chinese patent document discloses an exhaust gas emission pipeline [Application No.: 202021777473.X; Publication No.: CN 214513623 U]. This exhaust gas emission pipeline relates to the technical field of environmental protection equipment design. The utility model includes an exhaust gas treatment pipeline, a dust removal box, an activated carbon layer, a spray liquid tank and a solar panel. The dust removal box is provided with a mounting bolt, one end of the exhaust gas treatment pipeline is rotatably matched with the mounting bolt, one surface of the dust removal box is provided with a limit groove, one surface of the activated carbon layer is connected to the limit groove, the spray liquid tank is installed on the other surface of the activated carbon layer, and the solar panel is installed on one surface of the spray liquid tank. In the utility model, through the solar panel, the device can absorb sunlight and convert it into electricity, provide electricity for the water pump, save resources, and have the function of green environmental protection. Through the activated carbon layer, the device has excellent adsorption performance, adsorbs impurities in the exhaust gas, and improves the working efficiency of the device for absorbing impurities in the exhaust gas.

[0004] The solar panels and activated carbon layer disclosed in the patent enable the device to absorb sunlight and convert it into electricity to provide power for the water pump, saving resources and being green and environmentally friendly. The device also has excellent adsorption properties and can adsorb impurities in the exhaust gas, thereby improving the efficiency of the device in absorbing impurities in the exhaust gas. However, the water sprayed on the inner wall of the discharge pipe cannot be wiped dry in time to clean the inner wall of the discharge pipe, which can easily corrode the inner wall of the discharge pipe and reduce the service life of the discharge pipe. Utility Model Content

[0005] The purpose of the utility model is to solve the above problems in the existing technology and propose an exhaust gas discharge pipe. The technical problem to be solved by the utility model is: how to wipe off and clean the water stains on the inner wall of the discharge pipe to increase the service life of the discharge pipe.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] An exhaust gas emission pipe comprises a pipe body, a filter screen is fixed inside the pipe body, a water tank is fixed to the outer wall of the pipe body, an annular pipe is slidably connected to the inner wall of the pipe body, a plurality of water spray pipes are fixed on the annular pipe, the annular pipe and the water tank are fixedly connected via a hose, a water pump is fixed on the hose, a bracket is fixed inside the pipe body, a cleaning device is provided on the annular pipe, and a fan is fixed on the bracket.

[0008] The working principle of the utility model is: start the fan to draw the exhaust gas into the pipe body, use the water pump to draw the water in the water tank into the annular pipe, and then spray it out through the water spray pipe to deodorize and purify the exhaust gas, and the water stains sprayed on the inner wall of the pipe body are cleaned and wiped dry by the cleaning device to prevent the water stains sprayed on the inner wall of the pipe body for a long time from corroding the inner wall of the pipe body.

[0009] By adopting the above structure and installing a filter screen, the exhaust gas can be filtered.

[0010] A motor is fixed on the bracket, a lead screw is fixed on the output shaft end of the motor, a moving block is threadedly connected to the lead screw, a connecting rod is fixed on the moving block, and the connecting rod is fixedly connected to the annular tube.

[0011] With the above structure, by installing the lead screw and starting the motor to drive the lead screw to rotate, the lead screw drives the annular tube on the moving block to move back and forth and rotate, thereby improving the spraying effect of the water spray pipe and driving the cleaning device to clean the inner wall of the pipe body.

[0012] The inner wall of the pipeline body is provided with a limiting groove, a limiting block is fixed on the annular tube, and the limiting groove is slidably connected with the limiting block.

[0013] With the above structure, the annular tube is limited by installing the limiting groove and the limiting block, so as to prevent the lead screw from driving the annular tube to rotate.

[0014] The cleaning device comprises cleaning cotton fixed on the annular tube, annular scraping strips are fixed on both the front and rear sides of the annular tube, the cross section of the scraping strips is "L" shaped, and the cleaning cotton and the scraping strips are both in contact with the inner wall of the pipe body.

[0015] By adopting the above structure, by installing cleaning cotton and scraping strips, the annular tube drives the scraping strips to move on the inner wall of the pipe, scrapes off the water stains sprayed on the inner wall of the pipe body, and then wipes it clean with the cleaning cotton, thereby cleaning the inner wall of the pipe, preventing the water stains from corroding the inner wall of the pipe body, and improving the service life of the pipe.

[0016] A water collecting trough is provided on the inner wall of the pipeline body, the water tank is connected with the water collecting trough through a water pumping pipe, and a water pump 2 is fixed on the water pumping pipe.

[0017] By adopting the above structure and setting up a water collecting tank, the water sprayed on the inner wall of the pipe body flows into the water collecting tank along the inner wall of the pipe body, the water is collected, and then the water in the water collecting tank is pumped back to the water tank through water pump 2 for recycling, thus saving energy.

[0018] Compared with the prior art, this exhaust gas discharge pipeline has the following advantages:

[0019] 1. Start the fan to draw the exhaust gas into the pipe body, use the water pump to draw the water in the water tank into the annular pipe, and then spray it out through the water spray pipe to deodorize and purify the exhaust gas. The water stains sprayed on the inner wall of the pipe body are cleaned and wiped dry by the cleaning device to prevent the water stains sprayed on the inner wall of the pipe body for a long time from corroding the inner wall of the pipe body.

[0020] 2. By installing cleaning cotton and scraper strips, the annular tube drives the scraper strips to move on the inner wall of the pipe, scraping off the water stains sprayed on the inner wall of the pipe body, and then wiping it clean with cleaning cotton, the inner wall of the pipe is cleaned, preventing water stains from corroding the inner wall of the pipe body and increasing the service life of the pipe.

[0021] 3. By setting up a water collection tank, the water sprayed on the inner wall of the pipe body flows into the water collection tank along the inner wall of the pipe body, the water is collected, and then the water in the water collection tank is pumped back to the water tank through water pump 2 for recycling and energy saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0023] Figure 2 It is a cross-sectional view of the utility model.

[0024] Figure 3 It is a structural schematic diagram of the cleaning device in the utility model.

[0025] In the figure, 1. pipe body; 2. filter screen; 3. water tank; 4. bracket; 5. fan; 6. annular pipe; 7. suction pipe; 8. water spray pipe; 9. hose; 10. motor; 11. screw; 12. moving block; 13. connecting rod; 14. cleaning cotton; 15. scraper; 16. water collecting trough; 17. limit groove; 18. limit block. DETAILED DESCRIPTION

[0026] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0027] like Figure 1-Figure 3As shown, the exhaust gas emission pipeline includes a pipeline body 1, a filter screen 2 is fixed inside the pipeline body 1, a water tank 3 is fixed on the outer wall of the pipeline body 1, an annular pipe 6 is slidably connected to the inner wall of the pipeline body 1, a plurality of water spray pipes 8 are fixed on the annular pipe 6, the annular pipe 6 is fixedly connected to the water tank 3 through a hose 9, a water pump is fixed on the hose 9, a bracket 4 is fixed inside the pipeline body 1, a cleaning device is provided on the annular pipe 6, and a fan 5 is fixed on the bracket 4.

[0028] The fan 5 is started to draw the exhaust gas into the pipe body 1, and the water in the water tank 3 is drawn into the annular pipe 6 through the water pump, and then sprayed out through the water spray pipe 8 to deodorize and purify the exhaust gas. The water stains sprayed on the inner wall of the pipe body 1 are cleaned and wiped dry by the cleaning device to prevent the water stains sprayed on the inner wall of the pipe body 1 for a long time from corroding the inner wall of the pipe body 1.

[0029] A motor 10 is fixed on the bracket 4 , a lead screw 11 is fixed to the output shaft end of the motor 10 , a moving block 12 is threadedly connected to the lead screw 11 , a connecting rod 13 is fixed to the moving block 12 , and the connecting rod 13 is fixedly connected to the annular tube 6 .

[0030] With the above structure, the starting motor 10 drives the screw 11 to rotate, and the screw 11 drives the annular tube 6 on the moving block 12 to move back and forth and rotate, thereby improving the spraying effect of the water spray pipe 8 and driving the cleaning device to clean the inner wall of the pipeline body 1.

[0031] A limiting groove 17 is provided on the inner wall of the pipeline body 1 , a limiting block 18 is fixed on the annular tube 6 , and the limiting groove 17 is slidably connected to the limiting block 18 .

[0032] With the above structure, by installing the limit groove 17 and the limit block 18, the annular tube 6 is limited, and the lead screw 11 is prevented from driving the annular tube to rotate.

[0033] The cleaning device includes a cleaning cotton 14 fixed on the annular tube 6. An annular scraper 15 is fixed on both the front and rear sides of the annular tube 6. The cross section of the scraper 15 is "L"-shaped. The cleaning cotton 14 and the scraper 15 are both in contact with the inner wall of the pipe body 1.

[0034] By adopting the above structure, by installing cleaning cotton 14 and scraper 15, the annular tube 6 drives the scraper 15 to move on the inner wall of the pipe, scrapes off the water stains sprayed on the inner wall of the pipe body 1, and then wipes it clean with the cleaning cotton 14, thereby cleaning the inner wall of the pipe, preventing the water stains from corroding the inner wall of the pipe body 1, and improving the service life of the pipe.

[0035] A water collecting tank 16 is provided on the inner wall of the pipeline body 1 , and the water tank 3 is connected to the water collecting tank 16 via a water pumping pipe 7 , on which a water pump 2 is fixed.

[0036] By adopting the above structure and opening the water collecting tank 16, the water sprayed on the inner wall of the pipe body 1 flows into the water collecting tank 16 along the inner wall of the pipe body 1, the water is collected, and then the water in the water collecting tank 16 is pumped back to the water tank 3 by the water pump 2 for recycling and energy saving.

[0037] The working principle of the utility model is as follows: the fan 5 is started to draw the exhaust gas into the pipe body 1, the water in the water tank 3 is drawn into the annular tube 6 through the water pump, and then sprayed out through the water spray pipe 8 to deodorize and purify the exhaust gas, the water sprayed on the inner wall of the pipe body 1 flows into the water collecting tank 16 along the inner wall of the pipe body 1, the water is collected, and then the water in the water collecting tank 16 is pumped back to the water tank 3 through the water pump 2 for recycling, the motor 10 is started to drive the lead screw 11 to rotate, the lead screw 11 drives the annular tube 6 on the moving block 12 to move back and forth and rotate, the annular tube 6 drives the scraper 15 to move on the inner wall of the pipe, scrapes the water stains sprayed on the inner wall of the pipe body 1, and then wipes it clean with the cleaning cotton 14.

[0038] In summary, the cleaning device can be used to wipe off water stains on the inner wall of the discharge pipe and clean it, thereby increasing the service life of the discharge pipe.

[0039] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

Claims

1. An exhaust gas discharge pipe, comprising a pipe body (1), characterized in that: A filter screen (2) is fixed inside the pipe body (1), a water tank (3) is fixed on the outer wall of the pipe body (1), an annular tube (6) is slidably connected to the inner wall of the pipe body (1), a plurality of water spray pipes (8) are fixed on the annular tube (6), the annular tube (6) and the water tank (3) are fixedly connected via a hose (9), a water pump is fixed on the hose (9), a bracket (4) is fixed inside the pipe body (1), a cleaning device is provided on the annular tube (6), and a fan (5) is fixed on the bracket (4).

2. The exhaust gas discharge pipe according to claim 1, characterized in that: A motor (10) is fixed on the bracket (4), a lead screw (11) is fixed on the output shaft end of the motor (10), a moving block (12) is threadedly connected to the lead screw (11), a connecting rod (13) is fixed to the moving block (12), and the connecting rod (13) is fixedly connected to the annular tube (6).

3. The exhaust gas discharge pipe according to claim 1, characterized in that: The inner wall of the pipeline body (1) is provided with a limiting groove (17), a limiting block (18) is fixed on the annular tube (6), and the limiting groove (17) is slidably connected to the limiting block (18).

4. The exhaust gas discharge pipe according to claim 1, characterized in that: The cleaning device comprises a cleaning cotton (14) fixed on an annular tube (6), an annular scraper strip (15) is fixed on both the front and rear sides of the annular tube (6), the scraper strip (15) has an L-shaped cross section, and the cleaning cotton (14) and the scraper strip (15) are both in contact with the inner wall of the pipe body (1).

5. The exhaust gas discharge pipe according to claim 1, characterized in that: The inner wall of the pipeline body (1) is provided with a water collecting trough (16), the water tank (3) and the water collecting trough (16) are connected via a water pump (7), and a second water pump is fixed on the water pump (7).

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