Ammonia nitrogen content detection device for water quality detection

Abstract

The utility model relates to the technical field of water quality detection, in particular to an ammonia nitrogen content detection device for water quality detection, which is convenient for quickly outputting a detection result, reducing the workload of workers and improving the accuracy of sample detection. Comprising a base, a bottom box, a plurality of supporting legs, a detection box, a filtering assembly, a moving mechanism, a mixing assembly and a detection assembly, the bottom box is fixedly installed at the bottom of the base, the supporting legs are fixedly installed at the four corners of the bottom of the bottom box respectively, the filtering assembly is installed on the rear side of the left end of the top of the base, a moving groove is formed in the left end of the top of the base, and the moving mechanism is installed in the bottom box; the output end of the moving mechanism is provided with the mixing assembly, the detection box is fixedly installed at the right end of the top of the base, and the detection assembly is installed in the detection box.

Description

Technical Field

[0001] The utility model relates to the technical field of water quality detection, in particular to an ammonia nitrogen content detection device for water quality detection. Background Art

[0002] Ammonia nitrogen refers to combined nitrogen in the form of ammonia or ammonium ions, that is, nitrogen in the water in the form of free ammonia and ammonium ions. Ammonia nitrogen is a nutrient in water bodies and can lead to eutrophication. It is the main oxygen-consuming pollutant in water bodies and is toxic to fish and certain aquatic organisms. The prior art announcement No. CN114371139A proposes an ammonia nitrogen content detection device for water quality detection, including a box body, an upper surface of the box body is provided with a placement slot and a detection chamber from left to right in sequence, the front end of the detection chamber extends to the front surface of the box body, a detector body is provided inside the placement slot, a bottom plate is fixed at the bottom of the placement slot, a lifting member is provided under the bottom plate, a through slot is provided inside the lifting member, an insert block is fixed inside the through slot, a slot is provided on the lower surface of the bottom plate, and the top end of the insert block extends into the slot. The device is conveniently moved and carried by arranging a box belt, and is conveniently moved and carried by arranging structures such as a tube slot, a support plate, a vertical plate, a slide slot, a slide buckle, a cross bar, a fixed plate, a clamping block, a bottom slot, a movable slot 2, and a movable rod 2, so that when carrying the device and the water sample, the water sample test tube can be safely and securely stored inside the device to prevent the water sample test tube from being damaged and better protect the test tube. However, the device has a complex structure and high cost, and cannot quickly obtain test results. When using colorimetry to detect content, the lighting device in the instrument detection process needs to be manually rotated and adjusted, which has low accuracy and is difficult to meet detection requirements. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides an ammonia nitrogen content detection device for water quality testing, which is convenient for quickly outputting test results, reduces the workload of staff, and improves the accuracy of sample testing.

[0004] The utility model discloses an ammonia nitrogen content detection device for water quality detection, comprising a base, a bottom box, a plurality of legs, a detection box, a filtering component, a moving mechanism, a mixing component and a detection component. The bottom of the base is fixedly mounted with the bottom box, and the four corners of the bottom of the bottom box are fixedly mounted with legs respectively. The filtering component is mounted on the rear side of the top left end of the base, the top left end of the base is provided with a moving slot, the moving mechanism is mounted inside the bottom box, the output end of the moving mechanism is mounted on the mixing component, the detection box is fixedly mounted on the top right end of the base, and the detection component is mounted inside the detection box. A test tube is placed on the mixing component, the test tube is driven by the moving mechanism to move to the bottom of the filtering component, a water sample to be tested is added to the test tube, large particles of impurities in the water are filtered by the filtering component to avoid affecting the test, and then a reagent is added and the sample and the reagent are mixed by the mixing component, thereby eliminating the manual operation of mixing the test tube, reducing the workload of the staff and improving the mixing efficiency. The test tube is then placed inside the detection box and the water sample is observed by the detection component, thereby improving the accuracy of the sample detection and thus improving the reliability of the test result.

[0005] Preferably, the filter assembly includes a vertical arm, a water inlet bucket, a retaining ring, a filter element and a pull ring. The vertical arm is fixedly mounted on the top rear end of the base, the water inlet bucket is fixedly mounted on the upper end of the vertical arm, the retaining ring is mounted on the inner wall of the water inlet bucket, the filter element is located inside the water inlet bucket and is mounted above the retaining ring, and a pull ring is mounted on the top of the filter element; after the test tube is moved to the bottom of the water inlet bucket, the water sample to be tested is poured into the water inlet bucket, and large particles of impurities in the water are filtered through the filter element to avoid affecting the test. After use, the filter element is taken out of the water inlet bucket through the pull ring to facilitate its cleaning and improve practicality.

[0006] Preferably, the moving mechanism includes a first screw rod, a transmission, a driving motor, a first moving block and a mounting plate, the first screw rod is rotatably installed in the moving groove, the rear input end of the first screw rod is connected to the output end of the transmission, the transmission is located inside the bottom box, the input end of the transmission is connected to the output end of the driving motor, and limited sliding grooves are provided at the left and right ends of the moving groove, the first moving block is screwed on the outer wall of the first screw rod, and sliders are provided at the left and right ends of the first moving block, the sliders are slidably installed in the limited sliding grooves, and a mounting plate is installed on the top of the first moving block; starting the driving motor drives the first screw rod to rotate through the transmission, and the first screw rod drives the first moving block to move in the moving groove, which is convenient for moving the test tube, reduces manual operation steps, and improves work efficiency.

[0007] Preferably, the mixing assembly includes an electric turntable, a fixed seat, a plurality of second screw rods and a plurality of arc-shaped clamping plates. The electric turntable is mounted on the top of the mounting plate, and the top output end of the electric turntable is mounted with a fixed seat. A mounting groove is provided inside the fixed seat. A plurality of second screw rods are axially screwed on the outer wall of the fixed seat. The second screw rod is located at the inner wall end of the mounting groove and is rotatably mounted with an arc-shaped clamping plate. Insert the bottom of the test tube into the mounting groove of the fixed seat, rotate the second screw rod to push the arc-shaped clamping plate to move, and clamp the bottom of the test tube. After adding the reagent, start the electric turntable to drive the fixed seat to rotate, and mix the sample and the reagent, thereby eliminating the manual operation of mixing the test tube, reducing the workload of the staff, and improving the mixing efficiency.

[0008] Preferably, the detection component includes a swivel, a supporting swivel, a second transmission, a reduction motor, a driving gear, a plurality of mounting rods, a plurality of LED lights and a fixing component, a limited rotation groove is provided at the inner bottom end of the detection box, the supporting swivel is rotatably installed in the limited rotation groove, a swivel is installed on the top of the supporting swivel, teeth are provided on the outer wall of the swivel, a fixing groove is provided at the bottom of the base, the second transmission is installed in the fixing groove, the input end of the second transmission is connected to the output end of the reduction motor, the output end of the second transmission is installed with a driving gear through the bottom of the detection box, the driving gear is meshed with the external teeth of the swivel, a plurality of mounting rods are axially installed on the top of the swivel, the length of the mounting rods gradually decreases, and LED lights are respectively installed on the mounting rods; after the sample is mixed, it is placed inside the detection box, the reduction motor is started to drive the driving gear to rotate through the second transmission, the driving gear drives the swivel to rotate, so that the multiple mounting rods rotate, and the mounting rods drive the LED lights to rotate, thereby improving the accuracy of sample detection, thereby improving the reliability of the detection results, and can conveniently adjust the illumination angle of the light source, eliminating the tedious manual operation.

[0009] Preferably, the fixing assembly includes a placing table, a rotating rod, two second moving blocks, two fixed plates and a driver. The top of the detection box is hinged with a cover plate, and the front end of the detection box is provided with transparent glass. The placing table is fixedly installed in the middle of the bottom end of the detection box, and a clamping groove is provided on the top of the placing table. The rotating rod is rotatably installed in the clamping groove. The left and right ends of the rotating rod are symmetrically provided with threaded grooves. The input end of the rotating rod is connected to the output end of the driver. A knob is provided on the driver, and the two second moving blocks are symmetrically screwed on the left and right ends of the rotating rod, and a fixed plate is installed on the top of the rotating rod; after the sample is mixed, the cover plate is opened, and the test tube is placed on the top of the placing table. The rotating rod is driven to rotate by the driver to adjust the distance between the two second moving blocks. The second moving block drives the fixed plate to move, and the test tube is fixed for easy detection. At the same time, the transparent glass facilitates observation of the interior of the detection box, thereby improving practicality.

[0010] Compared with the prior art, the beneficial effects of the present invention are as follows: the test tube is placed on the mixing assembly, the test tube is driven by the moving mechanism to move to the bottom of the filtering assembly, the water sample to be tested is added to the test tube, the large particles of impurities in the water are filtered through the filtering assembly to avoid affecting the detection, and then the reagent is added, and the sample and the reagent are mixed through the mixing assembly, which eliminates the manual operation of mixing the test tube, reduces the workload of the staff, and improves the mixing efficiency, and then puts it into the detection box, and observes the water sample through the detection assembly, which improves the accuracy of sample detection and thereby improves the reliability of the detection result. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural diagram of the utility model;

[0012] Figure 2 This is an axonometric structural diagram of the present utility model;

[0013] Figure 3 It is a left-side cross-sectional structural schematic diagram of the utility model;

[0014] Figure 4 It is a front cross-sectional structural schematic diagram of the utility model;

[0015] Figure 5 It is a partial cross-sectional structural schematic diagram of the utility model;

[0016] Markings in the accompanying drawings: 1. Base; 2. Bottom box; 3. Support leg; 4. Vertical arm; 5. Water inlet hopper; 6. Baffle ring; 7. Filter element; 8. Pull ring; 9. First screw rod; 10. Transmission; 11. Drive motor; 12. First moving block; 13. Mounting plate; 14. Electric turntable; 15. Fixed seat; 16. Second screw rod; 17. Arc splint; 18. Inspection box; 19. Cover; 20. Transparent glass; 21. Swivel; 22. Support swivel; 23. Second transmission; 24. Reducer motor; 25. Drive gear; 26. Placement table; 27. Rotating rod; 28. Second moving block; 29. ​​Fixed plate; 30. Driver; 31. Mounting rod; 32. LED light. DETAILED DESCRIPTION

[0017] To facilitate understanding of the present invention, a more comprehensive description of the present invention will be provided below with reference to the accompanying drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and comprehensive understanding of the present invention.

[0018] like Figures 1 to 5As shown, a bottom box 2 is fixedly installed at the bottom of the base 1, and support legs 3 are fixedly installed at the four corners of the bottom of the bottom box 2. A vertical arm 4 is fixedly installed at the top rear end of the base 1, and a water inlet bucket 5 is fixedly installed on the upper end of the vertical arm 4. A retaining ring 6 is installed on the inner wall of the water inlet bucket 5. The filter element 7 is located inside the water inlet bucket 5 and is installed above the retaining ring 6. A pull ring 8 is installed on the top of the filter element 7. A movable groove is opened at the left end of the top of the base 1, and a first screw rod 9 is rotatably installed in the movable groove. The rear input end of the first screw rod 9 is connected to the output end of the transmission 10. The transmission 10 is located inside the bottom box 2, and the input end of the transmission 10 is connected to the drive motor 11 The output end is connected, and limited sliding grooves are provided at the left and right ends of the moving groove. The first moving block 12 is screwed on the outer wall of the first screw rod 9, and sliders are provided at the left and right ends of the first moving block 12. The sliders are slidably installed in the limited sliding grooves. A mounting plate 13 is installed on the top of the first moving block 12, and the electric turntable 14 is installed on the top of the mounting plate 13. A fixed seat 15 is installed on the top output end of the electric turntable 14. A mounting groove is provided inside the fixed seat 15. A plurality of second screw rods 16 are axially screwed on the outer wall of the fixed seat 15. The second screw rod 16 is located at the inner wall end of the mounting groove and is rotatably installed with an arc splint 17. The detection box 18 is fixed The bottom end of the detection box 18 is provided with a limited rotation groove, and the support swivel 22 is rotatably installed in the limited rotation groove. The top of the support swivel 22 is provided with a swivel 21, and the outer wall of the swivel 21 is provided with teeth. The bottom of the base 1 is provided with a fixed groove, and the second transmission 23 is installed in the fixed groove. The input end of the second transmission 23 is connected to the output end of the reduction motor 24. The output end of the second transmission 23 passes through the bottom of the detection box 18 and is provided with a driving gear 25. The driving gear 25 is engaged with the external teeth of the swivel 21. A plurality of mounting rods 31 are axially installed on the top of the swivel 21. The length of the rod 31 gradually decreases, and LED lights 32 are respectively installed on the mounting rod 31. A cover plate 19 is hinged on the top of the detection box 18. A transparent glass 20 is provided at the front end of the detection box 18. A placement table 26 is fixedly installed in the middle of the bottom end of the detection box 18. A clamping groove is provided on the top of the placement table 26. A rotating rod 27 is rotatably installed in the clamping groove. Threaded grooves are symmetrically provided on the left and right ends of the rotating rod 27. The input end of the rotating rod 27 is connected to the output end of the driver 30. A knob is provided on the driver 30. Two second moving blocks 28 are symmetrically screwed on the left and right ends of the rotating rod 27. A fixing plate 29 is installed on the top of the rotating rod 27.

[0019] Insert the bottom of the test tube into the mounting groove of the fixing seat 15, rotate the second screw rod 16 to push the arc clamping plate 17 to move, clamp the bottom of the test tube, start the drive motor 11 to drive the first screw rod 9 to rotate through the transmission 10, and the first screw rod 9 drives the first moving block 12 to move in the moving groove, which is convenient for moving the test tube, reducing manual operation steps and improving work efficiency. After the test tube moves to the bottom of the water inlet hopper 5, pour the water sample to be tested into the water inlet hopper 5, and filter the large particles of impurities in the water through the filter element 7 to avoid affecting the detection. After use, the filter element 7 is taken out of the water inlet hopper 5 through the pull ring 8, which is convenient for cleaning and improves practicality. After adding the reagent, start the electric turntable 14 to drive the fixing seat 15 to rotate, mix the sample and the reagent, eliminating the need for manual test tube mixing and reducing the number of workers. The workload of the staff is reduced and the mixing efficiency is improved. After the sample is mixed, the cover 19 is opened and the test tube is placed on the top of the placement table 26. The driver 30 drives the rotating rod 27 to rotate, and the distance between the two second moving blocks 28 is adjusted. The second moving block 28 drives the fixed plate 29 to move to fix the test tube for easy detection. At the same time, the transparent glass 20 is convenient for observing the inside of the detection box 18, which improves practicality. After the sample is mixed, it is placed inside the detection box 18, and the reduction motor 24 is started to drive the driving gear 25 to rotate through the second transmission 23. The driving gear 25 drives the rotating ring 21 to rotate, so that multiple mounting rods 31 rotate, and the mounting rods 31 drive the LED lights 32 to rotate, thereby improving the accuracy of sample detection and thus improving the reliability of the test results. It can conveniently adjust the illumination angle of the light source and eliminate the tedious manual operation.

[0020] like Figures 1 to 5 As shown, the present invention is a device for detecting ammonia and nitrogen content in water quality. When working, the bottom of the test tube is inserted into the mounting groove of the fixing seat 15, the second screw rod 16 is rotated to push the arc clamping plate 17 to move, and the bottom of the test tube is clamped and fixed. The driving motor 11 is started to drive the first screw rod 9 to rotate through the transmission 10, and the first screw rod 9 drives the first moving block 12 to move in the moving groove to facilitate the movement of the test tube. After the test tube is moved to the bottom of the water inlet hopper 5, the water sample to be tested is poured into the water inlet hopper 5, and the large particles of impurities in the water are filtered through the filter element 7. After adding the reagent, the electric turntable 14 is started. The fixing seat 15 is driven to rotate to mix the sample and the reagent, eliminating the manual operation of mixing the test tube. After the sample is mixed, the cover 19 is opened and the test tube is placed on the top of the placement table 26. The driver 30 drives the rotating rod 27 to rotate, and the distance between the two second moving blocks 28 is adjusted. The second moving block 28 drives the fixing plate 29 to move to fix the test tube. The reduction motor 24 is started to drive the driving gear 25 to rotate through the second transmission 23. The driving gear 25 drives the rotating ring 21 to rotate, so that the multiple mounting rods 31 rotate. The mounting rods 31 drive the LED lights 32 to rotate to detect the samples.

[0021] The transmission 10, drive motor 11, second transmission 23, reduction motor 24, driver 30 and mounting rod 31 of the ammonia nitrogen content detection device for water quality detection of the utility model are purchased on the market. Technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for technical personnel in this field to make creative labor.

[0022] 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 technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A device for detecting ammonia nitrogen content in water quality, characterized in that: The invention comprises a base (1), a bottom box (2), a plurality of legs (3), a detection box (18), a filtering assembly, a moving mechanism, a mixing assembly and a detection assembly. The bottom of the base (1) is fixedly mounted with the bottom box (2), the four corners of the bottom of the bottom box (2) are respectively fixedly mounted with the legs (3), the filtering assembly is mounted on the rear side of the top left end of the base (1), a moving slot is provided at the top left end of the base (1), the moving mechanism is mounted inside the bottom box (2), the output end of the moving mechanism is mounted with the mixing assembly, the detection box (18) is fixedly mounted at the top right end of the base (1), and the detection assembly is mounted inside the detection box (18).

2. A device for detecting ammonia nitrogen content in water quality as claimed in claim 1, characterized in that: The filter assembly comprises a vertical arm (4), a water inlet bucket (5), a retaining ring (6), a filter element (7) and a pull ring (8); the vertical arm (4) is fixedly mounted on the top rear end of the base (1); the water inlet bucket (5) is fixedly mounted on the upper end of the vertical arm (4); the retaining ring (6) is mounted on the inner wall of the water inlet bucket (5); the filter element (7) is located inside the water inlet bucket (5) and is mounted above the retaining ring (6); and the top of the filter element (7) is mounted with a pull ring (8).

3. The ammonia nitrogen content detection device for water quality detection according to claim 1, characterized in that: The moving mechanism comprises a first screw rod (9), a transmission (10), a driving motor (11), a first moving block (12) and a mounting plate (13). The first screw rod (9) is rotatably mounted in the moving groove. The rear input end of the first screw rod (9) is connected to the output end of the transmission (10). The transmission (10) is located inside the bottom box (2). The input end of the transmission (10) is connected to the output end of the driving motor (11). Limited sliding grooves are provided at the left and right ends of the moving groove. The first moving block (12) is screwed on the outer wall of the first screw rod (9). Slide blocks are provided at the left and right ends of the first moving block (12). The slide blocks are slidably mounted in the limited sliding grooves. The top of the first moving block (12) is mounted with a mounting plate (13).

4. A device for detecting ammonia nitrogen content in water quality as claimed in claim 3, characterized in that: The mixing assembly comprises an electric turntable (14), a fixing seat (15), a plurality of second screw rods (16) and a plurality of arc-shaped clamping plates (17). The electric turntable (14) is mounted on the top of the mounting plate (13). The fixing seat (15) is mounted on the top output end of the electric turntable (14). A mounting groove is provided inside the fixing seat (15). A plurality of second screw rods (16) are axially screwed on the outer wall of the fixing seat (15). The second screw rods (16) are located on the inner wall end of the mounting groove and are rotatably mounted with the arc-shaped clamping plates (17).

5. The ammonia nitrogen content detection device for water quality detection according to claim 1, characterized in that: The detection assembly comprises a swivel (21), a supporting swivel (22), a second transmission (23), a reduction motor (24), a driving gear (25), a plurality of mounting rods (31), a plurality of LED lights (32) and a fixing assembly. A limited rotation groove is provided at the inner bottom end of the detection box (18), the supporting swivel (22) is rotatably installed in the limited rotation groove, a swivel (21) is installed on the top of the supporting swivel (22), and teeth are provided on the outer wall of the swivel (21). A fixing groove is provided at the bottom of the base (1). The second transmission (23) is installed in the fixed groove, the input end of the second transmission (23) is connected to the output end of the reduction motor (24), the output end of the second transmission (23) passes through the bottom of the detection box (18) and is installed with a driving gear (25), the driving gear (25) is engaged with the external teeth of the rotating ring (21), and a plurality of mounting rods (31) are axially installed on the top of the rotating ring (21), the length of the mounting rods (31) gradually decreases, and LED lights (32) are respectively installed on the mounting rods (31).

6. The ammonia nitrogen content detection device for water quality detection according to claim 5, characterized in that: The fixing assembly comprises a placing table (26), a rotating rod (27), two second moving blocks (28), two fixed plates (29) and a driver (30). The top of the detection box (18) is hinged with a cover plate (19). The front end of the detection box (18) is provided with a transparent glass (20). The placing table (26) is fixedly installed at the middle of the bottom end of the detection box (18). The top of the placing table (26) is provided with a clamping groove. The rotating rod (27) is rotatably installed in the clamping groove. The left and right ends of the rotating rod (27) are symmetrically provided with thread grooves. The input end of the rotating rod (27) is connected to the output end of the driver (30). The driver (30) is provided with a knob. The two second moving blocks (28) are symmetrically screwed on the left and right ends of the rotating rod (27). The top of the rotating rod (27) is provided with a fixed plate (29).

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