Sampling detection equipment for water supply and drainage

Abstract

The utility model relates to the technical field of water sample detection, and discloses a sampling detection device for water supply and drainage, which comprises a mounting plate, the upper side wall of the mounting plate is fixedly connected with a detection box, a support frame and a fixing frame, the fixing frame is internally and rotatably connected with a rotating drum, a winding and unwinding rope is wound outside the rotating drum, and the winding and unwinding rope is fixedly connected with the detection box. The lower end of the winding and unwinding rope is fixedly connected with a sampling box, the side wall of the sampling box is fixedly connected with a micro pump machine, the water inlet end of the micro pump machine is communicated with the side wall of the sampling box, and the lower side wall of the sampling box is fixedly communicated with a water inlet pipe. According to the utility model, when the sampling box is used for sampling water at a certain depth and the water inlet of the sampling box is blocked, impurities blocked at the water inlet can be automatically cleaned, so that the detection efficiency of the detection equipment is ensured, the brush plate can be conveniently and quickly replaced after the brush plate is worn after being used for a long time, and the detection efficiency of the detection equipment is improved. And the cleaning efficiency of the brush plate is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of water sample detection, in particular to a sampling detection device for water supply and drainage. Background Art

[0002] Drinking water mainly considers the impact on human health. Its water quality standards include not only physical and chemical indicators, but also microbial indicators. For industrial water, it is considered whether it affects product quality or is easy to damage containers and pipes. In urban water supply and drainage projects, the supply system needs to screen the water source in the early stage. The water quality testing of the water source is a very important link. The most important part of water quality testing is the sampling and testing of the water source.

[0003] The patent with the patent authorization announcement number CN212871830U proposes a sampling and testing device for water supply and drainage, including a mounting base plate, the upper surface of which is respectively fixedly connected with a testing box, a battery, a support rod and a support plate, the number of which is two, a through opening is provided on the front of the support plate at the front end, the inner wall of which is rotatably connected with a first rotating rod, the end of the first rotating rod away from the support plate is fixedly connected with a winding roller, the back of the winding roller is fixedly connected with a second rotating rod, the end of the second rotating rod away from the winding roller is rotatably connected with the front of the rear support plate. The sampling and testing device for water supply and drainage, by providing a sampling box and a waterproof solenoid valve, can open the waterproof solenoid valve after the sampling box reaches a certain depth, so that the sampling and testing device can detect water quality at different depths, and by providing a filter plate, larger impurities in the water can be filtered to prevent impurities from clogging the pipe.

[0004] When using existing sampling and testing equipment, it is necessary to place the sampling box in water at a specified depth, and then store a certain amount of water in the sampling box through the water inlet. Since there are a large number of impurities such as aquatic plants in the water, these impurities are easily accumulated in the water inlet of the sampling box, affecting the efficiency of water quality detection. Utility Model Content

[0005] The purpose of the utility model is to solve the problem that when the sampling and testing equipment in the prior art is used, the sampling box needs to be placed in the water of a specified depth, and then a certain amount of water is stored in the sampling box through the water inlet. Since there are a large number of impurities such as aquatic plants in the water, these impurities are easily accumulated in the water inlet of the sampling box, affecting the water quality detection efficiency. A sampling and testing equipment for water supply and drainage is proposed to solve the problem.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A sampling and detection device for water supply and drainage, comprising a mounting plate, the upper side wall of the mounting plate is fixedly connected to a detection box, a support frame and a fixing frame, a rotating drum is rotatably connected inside the fixing frame, a retractable rope is wound around the rotating drum, a sampling box is fixedly connected to the lower end of the retractable rope, a micro pump is fixedly connected to the side wall of the sampling box, a water inlet end of the micro pump is connected to the side wall of the sampling box, a water inlet pipe is fixedly connected to the lower side wall of the sampling box, a control valve is provided in the water inlet pipe, a filter cartridge is sleeved on the lower end of the water inlet pipe, a filter screen is fixedly connected to the inner wall of the filter cartridge, a cleaning assembly is connected to the left side of the filter cartridge, and a sensing assembly is connected between the filter cartridge and the sampling box.

[0008] Preferably, the cleaning assembly includes a cleaning box and a threaded rod, the cleaning box is fixedly connected to the left side wall of the filter cartridge, the rear side wall of the cleaning box is fixedly connected to a motor, and the output end of the motor passes through the side wall of the cleaning box and is fixedly connected to the threaded rod, the rod wall of the threaded rod is threadedly sleeved with a threaded barrel, the lower side wall of the threaded barrel is fixedly connected to a guide plate, the lower end of the guide plate extends out of the cleaning box, and is fixedly connected to a brush plate through a connecting assembly.

[0009] Preferably, the sensing component includes a connecting ring fixedly connected to the outer wall of the filter cylinder, the upper side wall of the connecting ring is symmetrically fixedly connected to two sensing rods, the lower side wall of the sampling box is symmetrically fixedly connected to two sensing cylinders, the upper ends of the sensing rods are located in the sensing cylinders and are fixedly connected to a lifting plate, the lifting plate and the sensing cylinder are fixedly connected with the same spring, the upper side wall of the lifting plate on the right side is fixedly connected to a conductive frame, the right inner wall of the sensing cylinder is inlaid with a conductive plate matching the conductive frame, and the conductive frame and the conductive plate are connected in series to the circuit of the motor.

[0010] Preferably, the connecting assembly includes a connecting sleeve sleeved on the lower end of the guide plate, the side wall of the connecting sleeve is provided with two transverse holes, and transverse pins are inserted in the transverse holes, the side wall of the guide plate is provided with limiting holes matching the transverse pins, the left ends of the two transverse pins are fixedly connected to the same pull plate, and the same spring is fixedly connected between the pull plate and the connecting sleeve.

[0011] Preferably, a plurality of guide wheels are fixedly connected to the inner wall of the support frame, and the retractable rope passes through the guide wheels.

[0012] Preferably, a same protective bag is fixedly connected between the connecting ring and the sensing tube.

[0013] Compared with the prior art, the utility model provides a sampling and detection device for water supply and drainage, which has the following beneficial effects:

[0014] 1. The sampling and testing equipment for water supply and drainage, through the installation plate, test box, support frame, fixing frame, rotating drum, retractable rope, sampling box, micro pump, water inlet pipe, control valve, filter cartridge, filter screen, cleaning box, threaded rod, threaded cylinder, guide plate and brush plate, can automatically clean up the impurities blocking the water inlet when the water inlet of the sampling box is blocked, thereby ensuring the detection efficiency of the detection equipment.

[0015] 2. The sampling and testing equipment for water supply and drainage can replace the brush plate quickly and conveniently after the brush plate is worn out due to long-term use through the connection sleeve, cross pin and pull plate, thereby ensuring the cleaning efficiency of the brush plate.

[0016] Moreover, the parts not involved in the device are the same as the prior art or can be implemented by the prior art. When the sampling box is used to sample water at a certain depth, the utility model can automatically clean up the impurities blocking the water inlet when the water inlet of the sampling box is blocked, thereby ensuring the detection efficiency of the detection equipment and being able to quickly and conveniently replace the brush plate after the brush plate is worn out due to long-term use, thereby ensuring the cleaning efficiency of the brush plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of a sampling and testing device for water supply and drainage proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the surface structure of a sampling box in a sampling and detection device for water supply and drainage proposed by the utility model;

[0019] Figure 3 for Figure 2 A magnified schematic diagram of part A;

[0020] Figure 4 for Figure 2 Schematic diagram of the enlarged portion B.

[0021] In the figure: 1. mounting plate; 2. detection box; 3. support frame; 4. fixing frame; 5. rotating drum; 6. retracting rope; 7. sampling box; 8. micro pump; 9. water inlet pipe; 10. control valve; 11. filter cartridge; 12. filter screen; 13. cleaning box; 14. threaded rod; 15. threaded cylinder; 16. guide plate; 17. brush plate; 18. connecting ring; 19. sensing rod; 20. sensing cylinder; 21. lifting plate; 22. conductive frame; 23. conductive plate; 24. connecting sleeve; 25. cross pin; 26. pull plate; 27. guide wheel; 28. protective bag. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Reference Figure 1-4 A sampling and detection device for water supply and drainage, comprising a mounting plate 1, the upper side wall of the mounting plate 1 is fixedly connected with a detection box 2, a support frame 3 and a fixing frame 4, a rotating drum 5 is rotatably connected inside the fixing frame 4, a retractable rope 6 is wound around the rotating drum 5, a sampling box 7 is fixedly connected at the lower end of the retractable rope 6, a micro pump 8 is fixedly connected to the side wall of the sampling box 7, a water inlet end of the micro pump 8 is connected to the side wall of the sampling box 7, a water inlet pipe 9 is fixedly connected to the lower side wall of the sampling box 7, a control valve 10 is arranged in the water inlet pipe 9, a filter cartridge 11 is sleeved at the lower end of the water inlet pipe 9, a filter screen 12 is fixedly connected to the inner wall of the filter cartridge 11, a cleaning component is connected to the left side of the filter cartridge 11, and a sensing component is connected between the filter cartridge 11 and the sampling box 7.

[0024] The cleaning assembly includes a cleaning box 13 and a threaded rod 14. The cleaning box 13 is fixedly connected to the left side wall of the filter cartridge 11. The rear side wall of the cleaning box 13 is fixedly connected to a motor, and the output end of the motor passes through the side wall of the cleaning box 13 and is fixedly connected to the threaded rod 14. A threaded barrel 15 is threadedly sleeved on the rod wall of the threaded rod 14. A guide plate 16 is fixedly connected to the lower side wall of the threaded barrel 15. The lower end of the guide plate 16 extends out of the cleaning box 13 and is fixedly connected to a brush plate 17 through a connecting assembly, so that impurities can be automatically cleaned.

[0025] The sensing assembly includes a connecting ring 18 fixedly connected to the outer wall of the filter cylinder 11, and two sensing rods 19 are symmetrically fixedly connected to the upper side wall of the connecting ring 18. Two sensing cylinders 20 are symmetrically fixedly connected to the lower side wall of the sampling box 7. The upper end of the sensing rod 19 is located in the sensing cylinder 20 and is fixedly connected to a lifting plate 21. The same spring is fixedly connected between the lifting plate 21 and the sensing cylinder 20. A conductive frame 22 is fixedly connected to the upper side wall of the lifting plate 21 on the right side, and a conductive plate 23 matching the conductive frame 22 is inlaid on the right inner wall of the sensing cylinder 20. The conductive frame 22 and the conductive plate 23 are connected in series to the circuit of the motor, and can detect whether the surface of the filter screen 12 is blocked.

[0026] The connecting assembly includes a connecting sleeve 24 which is sleeved on the lower end of the guide plate 16. The side wall of the connecting sleeve 24 is provided with two transverse holes, and transverse pins 25 are inserted into the transverse holes. The side wall of the guide plate 16 is provided with limiting holes which match the transverse pins 25. The left ends of the two transverse pins 25 are fixedly connected with the same pull plate 26. The same spring is fixedly connected between the pull plate 26 and the connecting sleeve 24, so that the brush plate 17 can be replaced conveniently and quickly.

[0027] The inner wall of the support frame 3 is fixedly connected with a plurality of guide wheels 27 , and the retractable rope 6 passes through the guide wheels 27 , thereby improving the convenience of moving the retractable rope 6 .

[0028] A protective bag 28 is fixedly connected between the connecting ring 18 and the sensing tube 20 to prevent water from entering the sensing tube 20 .

[0029] In the utility model, when in use, the mounting plate 1 is mounted on the ship and moved to the surface of the water where sampling is required, and then the rotating drum 5 is controlled to rotate, and the retracting rope 66 on the surface of the rotating drum 5 is lowered, so that the retracting rope 6 drives the sampling box to move downward to the specified water depth, and then the micro pump 8 and the control valve 10 are controlled by the external button to work together to pump a proper amount of water into the sampling box 7 for placement. When there are too many impurities in the water, the impurities will be blocked by the filter screen 12, thereby increasing the negative pressure between the filter screen 12 and the water inlet pipe 9, and the filter screen 12 will drive the filter cartridge 11 to approach The filter cylinder 11 moves in the direction of the water inlet pipe 9, and the sensing rod 19 drives the sensing rod 19 to move into the sensing cylinder 20 through the connecting ring 18. The sensing rod 19 on the right drives the lifting plate 21 and the conductive frame 22 to move upward together. When the conductive frame 22 and the conductive plate 23 are in contact, the motor on the surface of the cleaning box 13 is connected. The motor drives the threaded rod 14 to rotate, and drives the threaded cylinder 15 to move through the threaded cooperation. The threaded cylinder 15 drives the brush plate 17 to move through the guide plate 16, and the brush plate 17 is used to clean the impurities on the surface of the filter screen 12, thereby ensuring the detection efficiency of the detection equipment.

Claims

1. A sampling and detection device for water supply and drainage, comprising a mounting plate (1), characterized in that: The upper side wall of the mounting plate (1) is fixedly connected with a detection box (2), a support frame (3) and a fixing frame (4); a rotating drum (5) is rotatably connected inside the fixing frame (4); a retractable rope (6) is wound around the rotating drum (5); a sampling box (7) is fixedly connected at the lower end of the retractable rope (6); a micro pump (8) is fixedly connected to the side wall of the sampling box (7); a water inlet end of the micro pump (8) is connected to the side wall of the sampling box (7); a water inlet pipe (9) is fixedly connected to the lower side wall of the sampling box (7); a control valve (10) is provided inside the water inlet pipe (9); a filter cartridge (11) is sleeved at the lower end of the water inlet pipe (9); a filter screen (12) is fixedly connected to the inner wall of the filter cartridge (11); a cleaning assembly is connected to the left side of the filter cartridge (11); and a sensing assembly is connected between the filter cartridge (11) and the sampling box (7).

2. A sampling and detection device for water supply and drainage according to claim 1, characterized in that: The cleaning assembly comprises a cleaning box (13) and a threaded rod (14); the cleaning box (13) is fixedly connected to the left side wall of the filter cartridge (11); a motor is fixedly connected to the rear side wall of the cleaning box (13); an output end of the motor penetrates the side wall of the cleaning box (13) and is fixedly connected to the threaded rod (14); a threaded cylinder (15) is threadedly sleeved on the rod wall of the threaded rod (14); a guide plate (16) is fixedly connected to the lower side wall of the threaded cylinder (15); the lower end of the guide plate (16) extends out of the cleaning box (13) and is fixedly connected to a brush plate (17) via a connecting assembly.

3. A sampling and detection device for water supply and drainage according to claim 2, characterized in that: The induction component comprises a connecting ring (18) fixedly connected to the outer wall of the filter cylinder (11); two induction rods (19) are symmetrically fixedly connected to the upper side wall of the connecting ring (18); two induction cylinders (20) are symmetrically fixedly connected to the lower side wall of the sampling box (7); the upper ends of the induction rods (19) are located in the induction cylinders (20) and are fixedly connected to a lifting plate (21); the lifting plate (21) and the induction cylinder (20) are fixedly connected to the same spring; the upper side wall of the lifting plate (21) located on the right side is fixedly connected to a conductive frame (22); the right inner wall of the induction cylinder (20) is inlaid with a conductive plate (23) that matches the conductive frame (22); the conductive frame (22) and the conductive plate (23) are connected in series to the circuit of the motor.

4. A sampling and detection device for water supply and drainage according to claim 3, characterized in that: The connecting assembly comprises a connecting sleeve (24) sleeved on the lower end of the guide plate (16), the side wall of the connecting sleeve (24) is provided with two transverse holes, and transverse pins (25) are inserted into the transverse holes, the side wall of the guide plate (16) is provided with limiting holes matching the transverse pins (25), the left ends of the two transverse pins (25) are fixedly connected to the same pull plate (26), and the same spring is fixedly connected between the pull plate (26) and the connecting sleeve (24).

5. A sampling and detection device for water supply and drainage according to claim 4, characterized in that: A plurality of guide wheels (27) are fixedly connected to the inner wall of the support frame (3), and the retractable rope (6) passes through the guide wheels (27).

6. A sampling and detection device for water supply and drainage according to claim 5, characterized in that: A protective bag (28) is fixedly connected between the connecting ring (18) and the sensing tube (20).

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