CN211527956U - Adjustable pressure combined multifunctional deep water water quality sampler - Google Patents

Abstract

A pressure-adjustable combined multi-functional deep-water water quality sampler is characterized in that: the main body is composed of a barrel body, an upper cover and a lower cover connected by threads, and a counterweight, a pressure regulating system, a temperature sensor, a pressure sensor, and a tachometer are configured. and traction rope; when in use, clamp the rubber tube of the water outlet, preset the water inlet pressure of the sampler, connect the measuring instrument, let the sampler sink into the water, when the preset value is reached, the valve core moves down, the upper part of the sampler enters water, capillary The hole is exhausted, and the water sample at this level is collected at this time; when the sinking depth reaches the preset deepest sampling mark on the tether, pause for a moment to lift the tether, and record the water temperature, flow rate and pressure along the way and at the sampling point; Extend the rubber tube of the water outlet into the mouth of the container, release the iron clip, the water sample is injected into the container, and the collection is over; this design collects the water samples of different depths and the corresponding temperature, pressure, and speed measurement data at the same time in one sampling process to avoid It avoids the repetitive work and incomplete data in the sampling process of the sampler.

Description

Adjustable pressure combined multifunctional deep water water quality sampler

technical field

The utility model relates to the use of collecting water samples when the environmental protection and other relevant departments are analyzing water quality or plankton in the water, in particular to an adjustable measuring device that integrates the measurement of water collection, sampling point temperature, sampling point water pressure and flow velocity. The pressure combined multifunctional deep water water quality sampler conforms to the technical specifications of the national "Water and Wastewater Monitoring and Analysis Methods".

Background technique

With the effective development of environmental protection work, how to timely and accurately grasp the current situation of water pollution, rationally use water sources and solve environmental pollution problems has received great attention. Collect water samples for analysis of plankton in water.

At present, the most widely used deep water water quality sampler has simple structure, convenient operation, low cost of use, easy to carry, and is suitable for sampling and monitoring in various wild places without power supply, but it has many unknown factors or insufficient acquisition accuracy of parameters.

SUMMARY OF THE INVENTION

Based on the above problems, in order to continuously strengthen the professional level, improve the detection efficiency and detection accuracy, and further provide effective data guarantee for the development of related work, it is necessary to design a model that can collect water samples, sampling point temperature, sampling point water pressure and flow rate. An adjustable pressure combined multifunctional deep water water quality sampler with integrated measurement and integration.

The purpose of the invention of the present utility model is to be suitable for collecting water samples when environmental protection and other related departments conduct analysis of water quality or plankton in water; it is to use this special sampling equipment for environmental protection, water treatment, liquid sampling, environmental water sampling, While stratified sampling of liquids at different depths, the three main influencing factors of instantaneous sampling point temperature, sampling point water pressure and flow rate are recorded at one time; it is also used for periodic sampling, fixed discharge sampling, mixed water sample and comprehensive water sample Analysis provides data support.

The utility model provides: it is suitable for the monitoring process of environmental water quality and waste water pollution, and is specially used for taking water samples in the field, and is used for the collection of water samples within the depth of 0-30m of surface water such as rivers, lakes and reservoirs; it is used for the collection of aquatic biological samples It is also applicable to the technical scheme for the collection of water quality samples and the sampling of phytoplankton except for bacterial indicators and oils. The barrel body and the upper cover and the lower cover are connected by threads, and are equipped with counterweight, pressure regulating system, temperature sensor, pressure sensor, speedometer component and traction rope; the side wall of the lower cover 3 is provided with a water outlet component 1, which controls the control when it is closed. When the water sample leaks, the water sample is poured into the container when it is opened, four bottom columns 2 are pasted on the bottom surface of the lower cover 3, and the inner wall of the circular tube of the lower cover 3 is provided with internal threads; The wire ferrule B 25, the upper flange 10 and the lower flange 27 are composed, the ear hole 11, the wire ferrule A23, the wire ferrule B 25, the upper flange 10 and the lower flange 27 are pasted on the pipe wall 6, and the upper end of the pipe wall 6 is up. The outer wall between the flange 10 and the lower end of the pipe wall 6 to the lower flange 27 is provided with external threads, and the counterweight 4 is wrapped above the lower flange 27 of the pipe wall 6, and the pipe hoop assembly 5 is used to press and fix it. A data line hole is opened on the pipe wall 6, which is closed with a sealing plug 8 after passing through the data line C37. Below the data line hole, the wire tie A23 and the wire tie B 25 are pasted in turn, and the pressure sensor 7 is pasted under the wire tie B25 on the outside of the pipe wall 6. , which corresponds to the inside paste temperature sensor 38, one end of the data line C37 is connected to the temperature sensor 38, the other end is connected to the waterproof plug connector assembly B22 together with one end of the data line B24, and the other end of the data line B24 passes through the wire hoop A 23 and the wire hoop B25 Then it is connected with the pressure sensor 7; the inner side of the side wall of the upper cover 12 is provided with internal threads, and an ear hole 11 is pasted on the left and right sides of the outer side. The two legs of the handle 9 are respectively fixed to the outside, and the two legs of the handle 9 can be rotated under the limit of the cavity. The upper cover 12 and the corresponding parts of the two ear holes 11 are respectively pasted with two side walls 18, and the side walls 18 The upper beam 15 is pasted on the top, and the speedometer assembly 16 is installed and fixed on the upper beam 15 with two screws 17. The central part of the upper cover 12 is provided with a large inner and an outer conical hole, and the concentric circle outside the conical hole is evenly distributed. The upper cover 12 is also provided with an exhaust capillary hole 32; one end of the regulating rod 39 is connected to the hemispherical water inlet valve core 33, and the rod body of the regulating rod 39 is covered with a spring 40 and then passes through the center hole of the porous cover plate 36, and then Use the nut B41 for positioning, the rod body can slide along the axis direction in the central hole, adjust the size of the nut B41 screwed into the rod body, compress the spring, change the pre-tightening force, and the small ends of the four guide rods 14 pass through respectively After the corresponding guide holes of the perforated cover plate 36, pass through the four guide holes on the upper cover 12, fix it with the nut A13, adjust the screw-in length of the nut A13, adjust the distance between the perforated cover plate 36 and the upper cover 12, the spring 40 The pressure of the hemispherical water inlet valve core 33 is covered The conical hole in the center of 12 is matched and sealed; one end of the data cable A19 is connected to the speedometer assembly 16, the other end is connected to the waterproof plug connector assembly A20, one end of the split with two data lines 26 is connected to the waterproof plug connector assembly B22, and the other end is connected to the waterproof plug connector assembly. A20, one belt two data line 26 is connected to the waterproof plug connector assembly C34, the traction rope 28 is mixed with the data bus 42, one end of the traction rope 28 is connected to the handle 9 through the mountaineering hook 31, and the other end is held by the operator or fixed on the hoist One end of the data bus 42 is connected to the waterproof plug connector assembly C34, the other end is connected to the waterproof plug 30, the waterproof plug 30 is connected to the measurement and control instrument, and a climbing hook 31 is fixed on the traction rope 28 at intervals, and each climbing hook 31 is probed next to it. One bus terminal is connected to the waterproof connector 35, and the other adjustable pressure combined multifunctional deep water water quality sampler is used to adjust the pressure and connect it with the handle 9 with the mountaineering hook 31 at the corresponding depth on the traction rope 28, and the waterproof connector 35 is connected to the waterproof plug. The plug of the joint assembly C34 is connected, and the measurement and control parameters of the pressure-adjustable combined multifunctional deep water water quality sampler are transmitted to the measurement and control instrument through the data bus 42 .

When using, first clamp the rubber tube of the water outlet, adjust the spring pressure according to the sampling depth and the corresponding pressure, connect the handle of the adjusted group of samplers to the mountaineering hook of the corresponding sampling depth on the traction rope, and connect the waterproof plug connector. Then connect the waterproof plug to the measuring instrument to calibrate the value; let the sampler sink into the water, after the water inlet reaches the predetermined pressure, the hemispherical water inlet valve core moves down, the water inlet is opened, and the water sample at the predetermined depth can be collected. The gas overflows from the exhaust capillary. When the water sample is collected to the specified value, the buoyancy of the hemispherical water inlet valve counteracts the external water pressure, the hemispherical water inlet valve core floats up, the water inlet is closed, and the water sample does not enter; the sampler stops at a different When the depth is deep, the water sample taken is the water sample at this level; record the water temperature, flow rate and pressure values along the way and at the sampling point; after raising the water surface, do not touch the rubber pipe of the water outlet to prevent the water sample from leaking; The rubber tube extends into the mouth of the container, loosens the iron clip, and the water sample is injected into the container, and the collection ends.

The utility model is beneficial in that the main technical content is: an adjustable pressure combined multifunctional deep water water quality sampler, which is characterized in that: the main body is composed of a barrel body, an upper cover and a lower cover connected by threads, and a counterweight is configured. , pressure regulating system, temperature sensor, pressure sensor, tachometer assembly and traction rope; when in use, clamp the rubber tube of the water outlet, preset the water pressure of the sampler, connect the measuring instrument, and let the sampler sink into the water to the preset value When the spool moves down, water enters the upper part of the sampler, and the capillary vents exhaust. At this time, the water sample of this level is collected; when the subsidence depth reaches the preset sampling deepest mark on the tether, pause for a moment and lift the tether. , record the water temperature, flow rate and pressure values along the way and at the sampling point; extend the rubber tube of the water outlet into the mouth of the container, loosen the iron clip, the water sample is injected into the container, and the collection is over; in this design, water of different depths is collected during one sampling process. The sample and the corresponding temperature, pressure and speed measurement data are collected at the same time, which avoids repeated work and incomplete data during the sampling process of the sampler.

Description of drawings

Fig. 1 is the front view of the utility model;

Fig. 2 is the top view of Fig. 1;

Fig. 3 is the A-A sectional view of Fig. 1;

Fig. 4 is the B-B sectional view of Fig. 3;

FIG. 5 is a view taken along arrow C of FIG. 3 .

In the figure, 1. Water outlet assembly; 2. Bottom column; 3. Lower cover; 4. Counterweight; 5. Pipe clamp assembly; 6. Pipe wall; 7. Pressure sensor; 8. Sealing plug; 9. Handle; 10 . Upper flange; 11. Ear hole; 12. Upper cover; 13. Nut A; 14. Guide rod; 15. Upper beam; 16. Speedometer assembly; 17. Screw; 18. Side wall; 19. Data cable A; 20. Waterproof plug connector assembly A; 21. Sealing ring A; 22. Waterproof plug connector assembly B; 23. Cable hoop A; 24. Data cable B; 25. Cable hoop B; Flange; 28. Traction rope; 29. Sealing ring B; 30. Waterproof plug; 31. Mountaineering hook; 32. Exhaust capillary; 36. Multi-hole cover plate; 37. Data cable C; 38. Temperature sensor; 39. Adjusting rod; 40. Spring; 41. Nut B; 42. Data bus.

Detailed ways

A pressure-adjustable combined multi-functional deep-water water quality sampler, as shown in Figures 1-5, is characterized in that: the main body is composed of a barrel body, an upper cover and a lower cover connected by threads, and is equipped with a counterweight, a pressure regulating system, Temperature sensor, pressure sensor, tachometer assembly and traction rope; there is a water outlet assembly 1 on the side wall of the lower cover 3, which controls the leakage of the water sample when it is closed, and pours the water sample into the container when it is opened. Bottom column 2, the inner wall of the lower cover 3 round pipe is provided with internal threads; the barrel is composed of pipe wall 6, ear holes 11, wire hoops A23, wire hoops B 25, upper flange 10 and lower flange 27, ear holes 11, wire hoops A23. The wire ferrule B 25, the upper flange 10 and the lower flange 27 are pasted on the pipe wall 6. The outer wall between the upper end of the pipe wall 6 and the upper flange 10 and the outer wall between the lower end of the pipe wall 6 and the lower flange 27 is provided with external threads. The top of the lower flange 27 of the pipe wall 6 wraps the counterweight 4, and is fixed by pressure with the pipe hoop assembly 5. A data line hole is opened on the pipe wall 6 under the upper flange 10, and is closed with a sealing plug 8 after passing through the data line C37. , the wire ferrule A23 and the wire ferrule B25 are sequentially pasted below the data line hole, and the pressure sensor 7 is pasted below the wire tie B 25 on the outside of the pipe wall 6, which corresponds to the inside pasted temperature sensor 38, one end of the data wire C37 is connected to the temperature sensor 38, and the other end is connected to the temperature sensor 38. One end of the data cable B24 is connected to the waterproof plug connector assembly B22 together, and the other end of the data cable B24 is connected to the pressure sensor 7 after passing through the wire hoop A 23 and the wire hoop B25; the inner side of the side wall of the upper cover 12 is provided with internal threads, and the left and right sides of the outer side are provided. One ear hole 11 is pasted on each side, the axes of the holes on the two ear holes 11 are coincident with the normal line of the circumference of the upper cover 12, and the two feet of the handle 9 are respectively fixed with the holes facing outward. Rotate under the limit, the upper cover 12 and the corresponding parts of the two ear holes 11 are respectively pasted with two side walls 18, the side walls 18 are pasted with the upper beam 15, and the speedometer assembly 16 is installed and fixed on the upper beam with two screws 17 Above 15, the central part of the upper cover 12 is provided with a large inner and outer small conical hole, four guide holes are evenly distributed on the concentric circumference outside the conical hole, and the upper cover 12 is also provided with an exhaust capillary hole 32; one end of the adjustment rod 39 Connect the hemispherical water inlet valve core 33, the rod body of the adjusting rod 39 is covered with the spring 40 and then passes through the center hole of the porous cover plate 36, and then positioned with the nut B41, the rod body can slide along the axis direction in the center hole, adjust The nut B41 is screwed into the size of the rod body to compress the spring and change the pre-tightening force. , fix with nut A13, adjust the screw-in length of nut A13, adjust the distance between the porous cover plate 36 and the upper cover 12, the pressure of the spring 40 makes the conical hole in the center of the upper cover 12 of the hemispheric water inlet valve core 33 cooperate and seal; One end of the line A19 is connected to the speedometer assembly 16, the other end is connected to the waterproof plug connector assembly A20, one end of the split with two data lines 26 is connected to the waterproof plug connector assembly B22, the other end is connected to the waterproof plug connector assembly A20, and the two data lines 26 are connected to the bus end Waterproof plug connector set Component C34, the traction rope 28 is mixed with the data bus 42, one end of the traction rope 28 is connected to the handle 9 through the mountaineering hook 31, the other end is held by the operator or fixed on the hoist, and one end of the data bus 42 is connected to the waterproof plug connector assembly C34 , the other end is connected to the waterproof plug 30, the waterproof plug 30 is connected to the measurement and control instrument, and a mountaineering hook 31 is fixed on the traction rope 28 at intervals, and a bus branch is protruded next to each mountaineering hook 31 to connect with the waterproof connector 35, and the other The pressure-adjustable combined multi-function deep-water water quality sampler is used to connect the mountaineering hook 31 at the corresponding depth on the traction rope 28 to the handle 9 after adjusting the pressure, and the waterproof connector 35 is connected to the plug of the waterproof plug connector assembly C34. The pressure-adjustable combination The measurement and control parameters of the multifunctional deep water water quality sampler are transmitted to the measurement and control instrument by the data bus 42 .

When using, first clamp the rubber tube of the water outlet, adjust the spring pressure according to the sampling depth and the corresponding pressure, connect the handle of the adjusted group of samplers to the mountaineering hook of the corresponding sampling depth on the traction rope, and connect the waterproof plug connector. Then connect the waterproof plug to the measuring instrument to calibrate the value; let the sampler sink into the water, after the water inlet reaches the predetermined pressure, the hemispherical water inlet valve core moves down, the water inlet is opened, and the water sample at the predetermined depth can be collected. The gas overflows from the exhaust capillary. When the water sample is collected to the specified value, the buoyancy of the hemispherical water inlet valve counteracts the external water pressure, the hemispherical water inlet valve core floats up, the water inlet is closed, and the water sample does not enter; the sampler stops at a different When the depth is deep, the water sample taken is the water sample at this level; record the water temperature, flow rate and pressure values along the way and at the sampling point; after raising the water surface, do not touch the rubber pipe of the water outlet to prevent the water sample from leaking; The rubber tube extends into the mouth of the container, loosens the iron clip, and the water sample is injected into the container, and the collection ends.

Claims (1)

1. An adjustable pressure combined multifunctional deep water water quality sampler is characterized in that: the main body is composed of a barrel body and an upper cover and a lower cover with threaded connections, and is equipped with a counterweight, a pressure regulating system, a temperature sensor, a pressure sensor, a speed measurement There is a water outlet assembly (1) on the side wall of the lower cover (3), which controls the leakage of the water sample when it is closed, and pours the water sample into the container when it is opened. The inner wall of the column (2) and the lower cover (3) is provided with internal threads; 10) and the lower flange (27), the ear hole (11), the wire ferrule A (23), the wire ferrule B (25), the upper flange (10) and the lower flange (27) are pasted on the pipe wall (6) Above, the outer wall between the upper end of the pipe wall (6) to the upper flange (10) and the outer wall between the lower end of the pipe wall (6) and the lower flange (27) is provided with external threads, above the lower flange (27) of the pipe wall (6) Wrap the counterweight (4), press and fix it with the pipe hoop assembly (5), open a data line hole on the pipe wall (6) under the upper flange (10), and use a sealing plug after passing through the data line C (37). (8) Close, paste wire tie A (23) and wire tie B (25) under the data cable hole in sequence, and paste the pressure sensor (7) under the wire tie B (25) on the outside of the pipe wall (6), which corresponds to the inner side A temperature sensor (38), one end of the data line C (37) is connected to the temperature sensor (38), and the other end is connected to the waterproof plug connector assembly B (22) together with one end of the data line B (24), and the other end of the data line B (24) is connected. One end is connected to the pressure sensor (7) after passing through the wire ferrule A (23) and the wire ferrule B (25); the inner side of the side wall of the upper cover (12) is provided with an inner thread, and an ear hole (11) is attached to the left and right sides of the outer side. The axes of the holes on the two ear holes (11) coincide with the normal line of the circumference of the upper cover (12), and the holes face outward to fix the two feet of the handle (9) respectively. The upper cover (12) and the corresponding parts of the two ear holes (11) are respectively pasted with two side walls (18), and the upper beam (15) is pasted on the side wall (18), using two screws (17) Install and fix the speedometer assembly (16) above the upper beam (15), the central part of the upper cover (12) is provided with a large inner and outer small conical hole, and four guides are evenly distributed on the concentric circle outside the conical hole. The upper cover (12) is also provided with an exhaust capillary hole (32); one end of the regulating rod (39) is connected to the hemispherical water inlet valve core (33), and the rod body of the regulating rod (39) is covered with a spring (40) and passed through Pass through the center hole of the hole cover plate (36), and then use the nut B (41) for positioning, the rod body can slide in the center hole along the axis direction, adjust the size of the nut B (41) screwed into the rod body, compress Spring, to change the preload force, the small ends of the four guide rods (14) pass through the corresponding guide holes of the porous cover plate (36) respectively, and then pass through the four guide holes on the upper cover (12). 13) Fix, adjust the screw-in length of the nut A (13), and adjust the perforated cover (36) ) and the upper cover (12), the pressure of the spring (40) makes the conical hole in the center of the upper cover (12) of the hemispherical water inlet spool (33) fit and sealed; one end of the data cable A (19) is connected to the speedometer assembly (16), the other end is connected to the waterproof plug connector assembly A (20), the split end with two data lines (26) is connected to the waterproof plug connector assembly B (22), and the other end is connected to the waterproof plug connector assembly A (20), with two The bus end of the data cable (26) is connected to the waterproof plug connector assembly C (34), the traction rope (28) is mixed with the data bus (42), and one end of the traction rope (28) is connected to the handle (9) through the climbing hook (31) , the other end is held by the operator or fixed on the hoist, one end of the data bus (42) is connected to the waterproof plug connector assembly C (34), the other end is connected to the waterproof plug (30), the waterproof plug (30) is connected to the measurement and control instrument, and the traction A mountaineering hook (31) is fixed on the rope (28) at intervals, and a bus terminal is protruded next to each mountaineering hook (31) to be connected with the waterproof connector (35), and the other is a pressure-adjustable combined multi-functional deep-water water quality After adjusting the pressure of the sampler, connect the climbing hook (31) at the corresponding depth on the traction rope (28) to the handle (9), and connect the waterproof connector (35) to the plug of the waterproof plug connector assembly C (34). The adjustable The measurement and control parameters of the pressure combined multifunctional deep water water quality sampler are transmitted to the measurement and control instrument through the data bus (42).

Images