Underground sewage collection device for sewage detection

Abstract

The invention relates to the technical field of sewage collection devices, and discloses an underground sewage collection device for sewage detection, which comprises a detection cart, a reaction kettle is arranged on the inner wall of the detection cart, a filtering device is arranged on the inner wall of the reaction kettle, a feeding device is arranged on the inner wall of the reaction kettle, and a stirring device is arranged on the inner wall of the reaction kettle; the filtering device comprises a heating pipe, a motor, a first rotating rod, a connecting block, a rotating plate, a contact plate, a filtering net, a first round block, a scraping plate and a collecting box, the heating pipe is fixedly installed on the inner wall of the reaction kettle, the motor is fixedly connected to the right side of the detection cart, and the first rotating rod is fixedly connected to the output end of the motor. According to the reaction kettle, impurities entering the reaction kettle are filtered and removed through left-right reciprocating motion of the filter screen, and the impurities are prevented from affecting the detection effect.

Description

Technical Field

[0001] The invention relates to the technical field of sewage collection devices, and in particular to an underground sewage collection device for sewage detection. Background Art

[0002] Sewage testing is an important part of environmental monitoring and is mainly used to assess the impact of sewage on the environment and human health. The methods for underground sewage collection and testing are: Preparation before collection Determine the collection point: Select representative collection points, such as the entrance of a sewage treatment plant, the discharge outlet, or the discharge outlet of a specific industrial area. Develop a collection plan: Develop a collection plan based on the required analysis items and frequency. Collection equipment Sampling container: Use a non-contaminating sampling bottle, usually glass or high-density polyethylene (HDPE) material. Flow meter: Monitor sewage flow for subsequent calculation of the pollution load of sewage. Automatic sampler: In some cases, an automatic sampler can be used to collect samples at a fixed time or by flow rate. Collection method Grab method: Grab water samples directly from the drain, suitable for small-scale testing.

[0003] The patent with application number 202211108673.X discloses a sewer sewage collection device for sewage detection, which belongs to the technical field of sewage detection equipment. A sewer sewage collection device for sewage detection includes a fixed bottom plate, a connection box is provided on the upper right side of the top surface of the fixed bottom plate, a motor box is provided in the middle of the right end surface of the connection box, a first motor is provided in the motor box, a main shaft is provided at the end of the output shaft of the first motor, a plurality of rotating plates are provided in the middle of the circumferential outer wall of the main shaft, a water suction pipe is provided in the middle of the bottom surface of the connection box, a filter assembly is provided on the front side of the lower part of the circumferential outer wall of the water suction pipe, a water storage box is provided on the left side of the top surface of the fixed bottom plate, a placement bucket is provided in the middle of the inner cavity of the water storage box, and a rotating pipe is provided in the middle of the right end surface of the water storage box. The patent uses the first motor arranged in the motor box and the water suction pipe in the middle of the bottom surface of the connection box, so that sewage and particulate matter in the sewage enter the connection box through the water suction pipe, sewage enters the water storage box, and particulate matter enters the placement bucket, thereby avoiding detection errors caused by staff only detecting liquid components.

[0004] During the use of the above-mentioned device, when the staff extracts sewage from the ground for testing, impurities are present in the collected sewage. The impurities in the sewage cause errors in the detection and make the detection report inaccurate. Therefore, an underground sewage collection device for sewage detection is proposed to solve the above-mentioned problems. Summary of the invention

[0005] The technical problem to be solved by the present invention is to provide an underground sewage collection device for sewage detection in view of the deficiencies in the above-mentioned prior art.

[0006] In order to solve the above technical problems, the technical solution adopted by the present invention is: an underground sewage collection device for sewage detection, comprising a detection cart, a reactor is arranged on the inner wall of the detection cart, a filtering device is arranged on the inner wall of the reactor, a feeding device is arranged on the inner wall of the reactor, and a stirring device is arranged on the inner wall of the reactor; the filtering device comprises a heating pipe, a motor, a rotating rod 1, a connecting block, a rotating plate, a contact plate, a filter screen, a round block 1, a scraper, and a collecting box, the heating pipe is fixedly installed on the inner wall of the reactor, the motor is fixedly connected to the right side of the detection cart, the rotating rod 1 is fixedly connected to the output end of the motor, the connecting block is fixedly connected to the circumferential surface of the rotating rod 1, the rotating plate is fixedly connected to the circumferential surface of the connecting block, the contact plate is fixedly connected to the left side of the rotating plate, and the filter screen is fixedly installed on the inner wall of the reactor. When the device is started, the sewage inside the reactor is heated to a suitable temperature for detection through the heating pipe in the reactor, so that the sewage detection is more accurate, and at the same time, the rotating rod 1 is driven to rotate by the motor, and the rotating The rotation of the rod drives the connecting block to rotate, and the rotation of the connecting block makes the rotating plate rotate accordingly. The rotation of the rotating plate drives the contact plate to rotate. When the contact plate rotates, it will contact the filter screen, so that the filter screen moves back and forth left and right. When the filter screen moves back and forth left and right, it is reset by the torsion spring in the inner wall. The impurities entering the reactor are filtered and removed by the reciprocating movement of the filter screen to prevent the impurities from affecting the detection effect. The round block is fixedly connected to the circumferential surface of the rotating rod, and the scraper is fixedly connected to the circumferential surface of the round block. The collecting box is fixedly connected to the inner wall of the filter screen. The circumferential surface of the rotating rod is rotatably connected to the inner wall of the detection cart. The circumferential surface of the rotating rod is rotatably connected to the inner wall of the reactor. The circumferential surface of the filter screen contacts the inner wall of the reactor. The left side of the scraper contacts the right side of the filter screen. The rotating rod drives the round block to rotate, and the rotating round block drives the scraper to rotate. The impurities attached to the filter screen are scraped off by the rotation of the scraper. Because the scraper is an inclined plate, the impurities will be scraped into the collecting box to prevent the impurities from clogging the filter screen.

[0007] Preferably, the feeding device comprises a movable plate, a T-block, a filter box, a sleeve, and a cross stirring plate, the movable plate being fixedly connected to the left side of the filter screen, the filter box being fixedly connected to the top of the detection cart, the sleeve being rotatably connected to the inner wall of the filter box, the T-block being fixedly connected to the circumferential surface of the sleeve, and the cross stirring plate being fixedly connected to the inner wall of the sleeve, the feeding device also comprises a roller, a second rotating rod, a rotating stirring plate, a stirring column, and a spray pipe, the roller contacts the filter box, the second rotating rod is rotatably connected to the inner wall of the cross stirring plate, the rotating stirring plate is fixedly connected to the circumferential surface of the second rotating rod, and the stirring column is fixedly connected to the left side of the rotating stirring plate, and when the filter screen moves left and right, it will contact the T-block to make the T-block rotate, and the rotation of the T-block drives the sleeve to rotate, and the sleeve rotates The cross stirring plate is driven to rotate, and the phenolphthalein solution in the filter box is stirred to prevent the phenolphthalein solution from precipitating. The rotation of the cross stirring plate drives the second rotating rod to rotate, and the rotation of the second rotating rod drives the rotating stirring plate to rotate. The rotation of the rotating stirring plate drives the stirring column to rotate. The phenolphthalein solution is better stirred by the rotation of the stirring column, and the stirring effect is better. The spray pipe is fixedly connected to the bottom of the inner wall of the filter box, the sleeve is sleeved with the spray pipe, the circumferential surface of the second rotating rod is fixedly connected to the inner wall of the roller, the top of the rotating stirring plate is in contact with the top of the roller, and the cross stirring plate is in contact with the inner wall of the filter box. When the sleeve rotates, the spray pipe is indirectly opened to put the phenolphthalein solution into the reactor, so that the phenolphthalein solution is quantitatively merged with the sewage, and the sewage in the reactor reacts with the phenolphthalein solution to obtain the change of pH in the sewage.

[0008] Preferably, the stirring device comprises a second round block, an extrusion plate, a cross stirring fan, a guide plate one, a fixed plate, a toggle plate, and a second guide plate. The second round block is movably connected to the circumferential surface of the rotating rod one. When the device is started, the rotation of the rotating rod one drives the second round block to rotate, and the rotation of the second round block drives the extrusion plate to rotate. The phenolphthalein solution enters the reactor through the rotation of the extrusion plate, and the extrusion plate toggles the phenolphthalein solution left and right to further fuse the phenolphthalein solution with the sewage, thereby promoting the fusion efficiency of the phenolphthalein solution and the sewage, and further accelerating the detection efficiency of the device. The extrusion plate is fixedly connected to the circumferential surface of the second round block, and the cross stirring fan The guide plate 1 is fixedly connected to the circumferential surface of the rotating rod 1, the guide plate 1 is fixedly connected to the front part of the cross stirring fan, the fixed plate is fixedly connected to the inner wall of the reactor, the toggle plate is fixedly connected to the left side of the fixed plate through a torsion spring, and the guide plate 2 is fixedly connected to the front part of the toggle plate. The cross stirring fan is rotated by rotating the rotating rod 1, and the guide plate 1 is rotated by rotating the cross stirring fan. When the guide plate 1 rotates, it will contact the guide plate 2, so that the guide plate 2 moves up and down. The up and down movement of the guide plate 2 drives the toggle plate to swing back and forth, thereby enhancing the reaction speed of the phenolphthalein solution and the sewage. The toggle plate is reset by the torsion spring when it swings back and forth.

[0009] The present invention adopts the above technical solution to bring the following beneficial effects: 1. The underground sewage collection device for sewage detection cooperates with each other through the heating tube, the motor, the rotating rod, the connecting block, the rotating plate, the contact plate, the filter, the round block, the scraper and the collecting box. When the device is started, the sewage inside the reactor is heated to a suitable temperature for detection through the heating tube in the reactor, so that the sewage detection is more accurate. At the same time, the motor drives the rotating rod to rotate, and the rotating rod drives the connecting block to rotate. The rotation of the connecting block makes the rotating plate follow the rotation, and the rotation of the rotating plate drives the contact plate to rotate. When the contact plate rotates, it will contact the filter, so that the filter moves back and forth left and right. When the filter moves back and forth left and right, it is reset by the torsion spring in the inner wall. The impurities entering the reactor are filtered and removed by the reciprocating movement of the filter, so as to prevent the impurities from affecting the detection effect. The rotating rod drives the round block to rotate, and the round block drives the scraper to rotate. The impurities attached to the filter are scraped off by the rotation of the scraper. Because the scraper is an inclined plate, the impurities will be scraped into the collecting box to prevent the filter from being blocked by too many impurities.

[0010] 2. The underground sewage collection device for sewage detection cooperates with each other through the movable plate, T-block, filter box, sleeve, cross stirring plate, roller, rotating rod 2, rotating stirring plate, stirring column and spray pipe. When the filter moves left and right, it will contact with the T-block to make the T-block rotate. The rotation of the T-block drives the sleeve to rotate. The sleeve rotates, and the cross stirring plate is driven to rotate by the rotation of the sleeve to stir the phenolphthalein solution in the filter box to prevent the phenolphthalein solution from precipitating. The rotation of the cross stirring plate drives the rotation of the rotating rod 2, and the rotation of the rotating rod 2 drives the rotation of the rotating stirring plate. The rotation of the rotating stirring plate drives the stirring column to rotate. The phenolphthalein solution is better stirred by the rotation of the stirring column, and the stirring effect is better. When the sleeve rotates, the spray pipe is indirectly opened to put the phenolphthalein solution into the reactor, so that the phenolphthalein solution is quantitatively merged with the sewage, and the sewage in the reactor reacts with the phenolphthalein solution to obtain the change of pH in the sewage.

[0011] 3. The underground sewage collection device for sewage detection cooperates with each other through the cooperation between the round block 2, the extrusion plate, the cross stirring fan, the guide plate 1, the fixed plate, the toggle plate and the guide plate 2. When the device is started, the round block 2 is driven to rotate by the rotation of the rotating rod 1, and the rotation of the round block 2 drives the extrusion plate to rotate. The phenolphthalein solution enters the reactor through the rotation of the extrusion plate, and the extrusion plate toggles the phenolphthalein solution left and right, so that the phenolphthalein solution and the sewage are further fused, and the fusion efficiency of the phenolphthalein solution and the sewage is promoted, and the detection efficiency of the device is further accelerated. The cross stirring fan is driven to rotate by the rotation of the rotating rod 1, and the guide plate 1 is driven to rotate by the rotation of the cross stirring fan. When the guide plate 1 rotates, it will contact the guide plate 2, so that the guide plate 2 moves up and down. The up and down movement of the guide plate 2 drives the toggle plate to swing back and forth, thereby enhancing the reaction speed of the phenolphthalein solution and the sewage. The toggle plate swings back and forth and resets the toggle plate through the torsion spring. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a half-section diagram of the overall structure of the present invention; Figure 3 It is a schematic diagram of the filtering device of the present invention; Figure 4 For the present invention Figure 3 A magnified view of the structure at center; Figure 5 It is a schematic diagram of the feeding device of the present invention; Figure 6 For the present invention Figure 5 A magnified view of the structure at B in the middle; Figure 7 It is a schematic diagram of the stirring device of the present invention.

[0013] In the figure: 1. detection cart; 2. reactor; 3. filtering device; 301. heating tube; 302. motor; 303. rotating rod 1; 304. connecting block; 305. rotating plate; 306. contact plate; 307. filter screen; 308. round block 1; 309. scraper; 310. collecting box; 4. feeding device; 401. moving plate; 402. T-block; 403. filter box; 404. sleeve; 405. cross stirring plate; 406. roller; 407. rotating rod 2; 408. rotating stirring plate; 409. stirring column; 410. spraying pipe; 5. stirring device; 501. round block 2; 502. extrusion plate; 503. cross stirring fan; 504. guide plate 1; 505. fixed plate; 506. toggle plate; 507. guide plate 2. DETAILED DESCRIPTION

[0014] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0015] See also Figure 1-Figure 7 An embodiment of the present invention is: an underground sewage collection device for sewage detection, comprising a detection cart 1, a reactor 2 is arranged on the inner wall of the detection cart 1, a filtering device 3 is arranged on the inner wall of the reactor 2, a feeding device 4 is arranged on the inner wall of the reactor 2, and a stirring device 5 is arranged on the inner wall of the reactor 2; the filtering device 3 comprises a heating tube 301, a motor 302, a rotating rod 303, a connecting block 304, a rotating plate 305, a contact plate 306, a filter screen 307, a round block 308, a scraper 309, and a collecting box 310, the heating tube 301 is fixedly installed on the inner wall of the reactor 2, the motor 302 is fixedly connected to the detection cart 1, and the filtering device 3 comprises a heating tube 301, a motor 302, a rotating rod 303, a connecting block 304, a rotating plate 305, a contact plate 306, a filtering screen 307, a round block 308, a scraper 309, and a collecting box 310. On the right side of the measuring cart 1, a rotating rod 303 is fixedly connected to the output end of the motor 302, a connecting block 304 is fixedly connected to the circumferential surface of the rotating rod 303, a rotating plate 305 is fixedly connected to the circumferential surface of the connecting block 304, a contact plate 306 is fixedly connected to the left side of the rotating plate 305, and a filter screen 307 is fixedly installed on the inner wall of the reactor 2. When the device is started, the sewage inside the reactor 2 is heated to a suitable temperature for detection through the heating tube 301 in the reactor 2, so that the sewage detection is more accurate. At the same time, the rotating rod 303 is driven to rotate by the motor 302, and the rotating rod 303 rotates to drive the connecting block 304 The rotating plate 305 rotates, and the rotating plate 305 rotates to drive the contact plate 306 to rotate. When the contact plate 306 rotates, it will contact the filter screen 307, so that the filter screen 307 moves back and forth. When the filter screen 307 moves back and forth, it is reset by the torsion spring in the inner wall. The impurities entering the reactor 2 are filtered and removed by the reciprocating movement of the filter screen 307 to prevent the impurities from affecting the detection effect. The round block 308 is fixedly connected to the circumferential surface of the rotating rod 303, the scraper 309 is fixedly connected to the circumferential surface of the round block 308, and the collecting box 310 is fixedly connected to the filter screen 3 07, the circumferential surface of the rotating rod 303 is rotatably connected to the inner wall of the detection cart 1, the circumferential surface of the rotating rod 303 is rotatably connected to the inner wall of the reactor 2, the circumferential surface of the filter screen 307 contacts the inner wall of the reactor 2, and the left side of the scraper 309 contacts the right side of the filter screen 307. The rotation of the rotating rod 303 drives the round block 308 to rotate, and the rotation of the round block 308 drives the scraper 309 to rotate. The scraper 309 rotates to scrape off impurities attached to the filter screen 307. Because the scraper 309 is an inclined plate, the impurities will be scraped into the collection box 310 to prevent excessive impurities from clogging the filter screen 307.

[0016] The feeding device 4 includes a moving plate 401, a T-block 402, a filter box 403, a sleeve 404, and a cross stirring plate 405. The moving plate 401 is fixedly connected to the left side of the filter screen 307, the filter box 403 is fixedly connected to the top of the detection cart 1, the sleeve 404 is rotatably connected to the inner wall of the filter box 403, the T-block 402 is fixedly connected to the circumferential surface of the sleeve 404, the cross stirring plate 405 is fixedly connected to the inner wall of the sleeve 404, and the feeding device 4 also includes a roller 406, a rotating rod 407, and a rotating rod 408. 7. Rotating stirring plate 408, stirring column 409, spraying pipe 410, roller 406 contacts with filter box 403, rotating rod 407 is rotatably connected to the inner wall of cross stirring plate 405, rotating stirring plate 408 is fixedly connected to the circumferential surface of rotating rod 407, stirring column 409 is fixedly connected to the left side of rotating stirring plate 408, and when filter net 307 moves left and right, it contacts with T-block 402, so that T-block 402 rotates, and the rotation of T-block 402 drives sleeve 404 to rotate, and sleeve 404 rotates The sleeve 404 rotates to drive the cross stirring plate 405 to rotate, and the phenolphthalein solution in the filter box 403 is stirred to prevent the phenolphthalein solution from precipitating. The cross stirring plate 405 rotates to drive the rotating rod 407 to rotate, and the rotating stirring plate 408 rotates through the rotating rod 407. The rotating stirring plate 408 rotates to drive the stirring column 409 to rotate. The phenolphthalein solution is better stirred by the rotation of the stirring column 409, so that the stirring effect is better. The spray pipe 410 is fixedly connected to the inner wall of the filter box 403. The bottom of the cylinder 404 is connected with the spray pipe 410, the circumferential surface of the rotating rod 407 is fixedly connected with the inner wall of the roller 406, the top of the rotating stirring plate 408 is in contact with the top of the roller 406, and the cross stirring plate 405 is in contact with the inner wall of the filter box 403. When the cylinder 404 rotates, the spray pipe 410 is indirectly opened to put the phenolphthalein solution into the reactor 2, so that the phenolphthalein solution is quantitatively mixed with the sewage, and the sewage in the reactor 2 reacts with the phenolphthalein solution to obtain the change in the pH value of the sewage.

[0017] Working principle: When the device is started, the sewage inside the reactor 2 is heated to a suitable temperature for detection through the heating tube 301 in the reactor 2, so that the sewage detection is more accurate. At the same time, the motor 302 drives the rotating rod 303 to rotate, and the rotating rod 303 rotates to drive the connecting block 304 to rotate. The connecting block 304 rotates to make the rotating plate 305 rotate accordingly, and the rotating plate 305 rotates to drive the contact plate 306 to rotate. When the contact plate 306 rotates, it will contact the filter 307, so that the filter 307 moves back and forth to filter. When the net 307 moves back and forth left and right, it is reset by the torsion spring in the inner wall. The filter net 307 moves back and forth left and right to filter and remove impurities entering the reactor 2 to prevent impurities from affecting the detection effect. The rotating rod 303 drives the round block 308 to rotate, and the round block 308 drives the scraper 309 to rotate. The scraper 309 rotates to scrape off impurities attached to the filter net 307. Because the scraper 309 is an inclined plate, the impurities will be scraped into the collection box 310 to prevent excessive impurities from clogging the filter net 307.

[0018] When the filter screen 307 moves left and right, it will contact the T-block 402, so that the T-block 402 rotates, and the rotation of the T-block 402 drives the sleeve 404 to rotate, and the sleeve 404 rotates, and the cross stirring plate 405 is driven to rotate by the rotation of the sleeve 404, and the phenolphthalein solution in the filter box 403 is stirred to prevent the phenolphthalein solution from precipitating, and the rotation of the cross stirring plate 405 drives the second rotating rod 407 to rotate, and the rotation of the second rotating rod 407 drives the rotating stirring plate 408 to rotate, and the rotation of the rotating stirring plate 408 drives the stirring column 409 to rotate, and the phenolphthalein solution is better stirred by the rotation of the stirring column 409, so that the stirring effect is better, and the spray pipe 410 is indirectly opened when the sleeve 404 rotates to put the phenolphthalein solution into the reactor 2, so that the phenolphthalein solution is quantitatively merged with the sewage, and the sewage in the reactor 2 reacts with the phenolphthalein solution to obtain the pH change of the sewage.

[0019] See also Figure 1-Figure 7On the basis of the above embodiment, in another embodiment of the present invention, the stirring device 5 includes a second round block 501, a squeeze plate 502, a cross stirring fan 503, a guide plate 504, a fixed plate 505, a toggle plate 506, and a second guide plate 507. The second round block 501 is movably connected to the circumferential surface of the rotating rod 303. When the device is started, the second round block 501 is driven to rotate by the rotation of the rotating rod 303, and the rotation of the second round block 501 drives the squeeze plate 502 to rotate. The phenolphthalein solution enters the reactor 2 through the rotation of the squeeze plate 502. The squeeze plate 502 toggles the phenolphthalein solution left and right, so that the phenolphthalein solution and the sewage are further fused, thereby promoting the fusion efficiency of the phenolphthalein solution and the sewage, and further accelerating the detection efficiency of the device. The squeeze plate 502 is fixedly connected to the circumferential surface of the second round block 501. The cross stirring fan 503 is fixedly connected to the circumferential surface of the rotating rod 303, the guide plate 1 504 is fixedly connected to the front part of the cross stirring fan 503, the fixed plate 505 is fixedly connected to the inner wall of the reactor 2, the toggle plate 506 is fixedly connected to the left side of the fixed plate 505 through a torsion spring, and the guide plate 2 507 is fixedly connected to the front part of the toggle plate 506. The cross stirring fan 503 is driven to rotate by the rotation of the rotating rod 303, and the guide plate 1 504 is driven to rotate by the rotation of the cross stirring fan 503. When the guide plate 1 504 rotates, it will contact the guide plate 2 507, so that the guide plate 2 507 moves up and down. The up and down movement of the guide plate 2 507 drives the toggle plate 506 to swing back and forth, thereby enhancing the reaction speed of the phenolphthalein solution and the sewage. The toggle plate 506 swings back and forth and is reset by the torsion spring.

[0020] Working principle: when the device is started, the rotating rod 1 303 rotates to drive the round block 2 501 to rotate, and the rotation of the round block 2 501 drives the extrusion plate 502 to rotate, and the phenolphthalein solution enters the reactor 2 through the rotation of the extrusion plate 502, and the extrusion plate 502 toggles the phenolphthalein solution left and right, so that the phenolphthalein solution and the sewage are further fused, and the fusion efficiency of the phenolphthalein solution and the sewage is promoted, and the detection efficiency of the device is further accelerated, and the cross stirring fan 503 is driven to rotate through the rotation of the rotating rod 1 303, and the guide plate 1 504 is driven to rotate through the rotation of the cross stirring fan 503. When the guide plate 1 504 rotates, it will contact the guide plate 2 507, so that the guide plate 2 507 moves up and down, and the up and down movement of the guide plate 2 507 drives the toggle plate 506 to swing back and forth, thereby enhancing the reaction speed of the phenolphthalein solution and the sewage, and the toggle plate 506 swings back and forth and resets the toggle plate 506 through the torsion spring.

[0021] The present invention provides an underground sewage collection device for sewage detection. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. An underground sewage collection device for sewage detection, comprising a detection cart (1), characterized in that: A reaction kettle (2) is arranged on the inner wall of the detection cart (1), a filtering device (3) is arranged on the inner wall of the reaction kettle (2), a feeding device (4) is arranged on the inner wall of the reaction kettle (2), and a stirring device (5) is arranged on the inner wall of the reaction kettle (2); The filtering device (3) comprises a heating tube (301), a motor (302), a rotating rod (303), a connecting block (304), a rotating plate (305), a contact plate (306), a filter screen (307), a round block (308), a scraper (309), and a collecting box (310). The heating tube (301) is fixedly mounted on the inner wall of the reaction kettle (2). The motor (302) is fixedly connected to the right side of the detection cart (1). The rotating rod (303) is fixedly connected to the output end of the motor (302). The connecting block ( The rotary plate (305) is fixedly connected to the circumferential surface of the connecting block (304), the contact plate (306) is fixedly connected to the left side of the rotary plate (305), the filter screen (307) is fixedly installed on the inner wall of the reaction kettle (2), the round block (308) is fixedly connected to the circumferential surface of the rotary rod (303), the scraper (309) is fixedly connected to the circumferential surface of the round block (308), and the collecting box (310) is fixedly connected to the inner wall of the filter screen (307).

2. The underground sewage collection device for sewage detection according to claim 1, characterized in that: The circumferential surface of the rotating rod 1 (303) is rotatably connected to the inner wall of the detection cart (1), and the circumferential surface of the rotating rod 1 (303) is rotatably connected to the inner wall of the reaction kettle (2).

3. The underground sewage collection device for sewage detection according to claim 2, characterized in that: The circumferential surface of the filter screen (307) contacts the inner wall of the reaction kettle (2), and the left side of the scraper (309) contacts the right side of the filter screen (307).

4. The underground sewage collection device for sewage detection according to claim 3 is characterized in that: The feeding device (4) comprises a movable plate (401), a T-shaped block (402), a filter box (403), a sleeve (404), and a cross stirring plate (405); the movable plate (401) is fixedly connected to the left side of the filter screen (307); the filter box (403) is fixedly connected to the top of the detection cart (1); the sleeve (404) is rotatably connected to the inner wall of the filter box (403); the T-shaped block (402) is fixedly connected to the circumferential surface of the sleeve (404); and the cross stirring plate (405) is fixedly connected to the inner wall of the sleeve (404).

5. The underground sewage collection device for sewage detection according to claim 4, characterized in that: The feeding device (4) further comprises a roller (406), a second rotating rod (407), a rotating stirring plate (408), a stirring column (409), and a spray pipe (410); the roller (406) contacts the filter box (403); the second rotating rod (407) is rotatably connected to the inner wall of the cross stirring plate (405); the rotating stirring plate (408) is fixedly connected to the circumferential surface of the second rotating rod (407); the stirring column (409) is fixedly connected to the left side of the rotating stirring plate (408); and the spray pipe (410) is fixedly connected to the bottom of the inner wall of the filter box (403).

6. The underground sewage collection device for sewage detection according to claim 5, characterized in that: The sleeve (404) is sleeved with the spray pipe (410), and the circumferential surface of the second rotating rod (407) is fixedly connected to the inner wall of the roller (406).

7. An underground sewage collection device for sewage detection according to claim 6, characterized in that: The top of the rotating stirring plate (408) and the top of the roller (406) are in contact with each other, and the cross stirring plate (405) is in contact with the inner wall of the filter box (403).

8. The underground sewage collection device for sewage detection according to claim 7, characterized in that: The stirring device (5) comprises a second round block (501), an extrusion plate (502), a cross stirring fan (503), a guide plate (504), a fixed plate (505), a toggle plate (506), and a second guide plate (507). The second round block (501) is movably connected to the circumferential surface of the first rotating rod (303). The extrusion plate (502) is fixedly connected to the circumferential surface of the second round block (501). The cross stirring fan (503) is fixedly connected to the circumferential surface of the first rotating rod (303). The first guide plate (504) is fixedly connected to the front of the cross stirring fan (503). The fixed plate (505) is fixedly connected to the inner wall of the reaction kettle (2). The toggle plate (506) is rotatably connected and fixedly connected to the left side of the fixed plate (505) through a torsion spring. The second guide plate (507) is fixedly connected to the front of the toggle plate (506).

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