CN110849672A - Water sample collection device for reservoir or lake - Google Patents

Water sample collection device for reservoir or lake Download PDF

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Publication number
CN110849672A
CN110849672A CN201911306749.8A CN201911306749A CN110849672A CN 110849672 A CN110849672 A CN 110849672A CN 201911306749 A CN201911306749 A CN 201911306749A CN 110849672 A CN110849672 A CN 110849672A
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CN
China
Prior art keywords
water
water sample
motor
water pump
sample collecting
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Pending
Application number
CN201911306749.8A
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Chinese (zh)
Inventor
钱云
丁武仁
闫明
丁禹轩
孙旭彬
张丽华
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Beihua University
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Beihua University
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Publication date
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Priority to CN201911306749.8A priority Critical patent/CN110849672A/en
Publication of CN110849672A publication Critical patent/CN110849672A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14Suction devices, e.g. pumps; Ejector devices
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N2001/1031Sampling from special places
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14Suction devices, e.g. pumps; Ejector devices
    • G01N2001/1418Depression, aspiration

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

A water sample collection device for a reservoir or a lake belongs to the technical field of water sample collection devices and comprises a water sample collection support frame and a water sample collection device. The water sample collecting support frame is provided with a buoyancy barrel, a water sample collecting box and a slide rail parallel to the horizontal plane; the water sample collecting device comprises a supporting plate, a roller, a water pump motor, a water pump, a water inlet hose, a sampling depth control device and a water outlet hose. The roller is arranged in the slide rail and can move along the slide rail, when water quality sampling is needed, the roller is arranged in a region to be sampled, the motor I drives the screw rod I to enable the fixing frame to move downwards and drive the water inlet hose to move downwards together, the depth of sampled water quality can be adjusted and controlled through the motor I, the stirring sheet has the function of enabling water around the sampling to be sufficiently and uniformly, the water pump motor is used for driving the water pump to pump water and sample, and the water sample is pumped into the water sample collecting box. The invention has simple structure and convenient operation, and the impurities in the extracted sample are uniform.

Description

Water sample collection device for reservoir or lake
Technical Field
The invention belongs to the technical field of water sample collection devices, and particularly relates to a water sample collection device for a reservoir or a lake.
Background
The method is used for collecting natural water sample samples (including rivers, lakes, oceans and the like) and analyzing various physical and chemical indexes of the natural water samples, and is important content of physical, chemical and biological research and environmental science research on the natural water samples. The biochemical oxygen demand is a comprehensive index representing the content of aerobic pollutants such as organic matters in water. Generally, organic matters can be decomposed by microorganisms, but the microorganisms need to consume oxygen when decomposing the organic matters, and if the dissolved oxygen in water is not enough to supply the microorganisms, the water body is in a polluted state. Because present sampling equipment can only sink the water pump into the river bottom, can not sample the different degree of depth of water, but also cause losing of water pump easily.
Therefore, there is a need in the art for a new solution to solve this problem.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the water sample collecting device for the reservoir or the lake is used for solving the technical problems that the existing sampling equipment only can sink a water pump into the river bottom, can not sample different depths of water and can easily cause the water pump to be lost.
A water sample collecting device for reservoirs or lakes comprises a water sample collecting support frame and a water sample collecting device, wherein the water sample collecting support frame is placed on a horizontal plane, and a buoyancy barrel, a water sample collecting box and a slide rail parallel to the horizontal plane are arranged on the water sample collecting support frame; the water sample collecting device comprises a supporting plate, a roller, a water pump motor, a water pump, a water inlet hose, a sampling depth control device and a water outlet hose; the roller, the water pump motor, the water pump and the sampling depth control device are all arranged on the supporting plate; the roller is connected with the sliding rail in a sliding manner; the water inlet of the water pump is fixedly connected with the water inlet hose, and the water outlet of the water pump is fixedly connected with the water outlet hose through a water pump elbow; a water inlet head of the water inlet hose is fixedly connected with the sampling depth control device; the water pump motor is connected with the water pump; and the water outlet of the water outlet hose is positioned above the water sample collecting box.
The sampling depth control device comprises a screw I, a motor I, a guide rod and a fixing frame; one end of the lead screw I is coaxially connected with the motor I through a rigid coupler; the motor I is fixedly arranged on the upper part of the supporting plate through a bolt; the guide rod is arranged in parallel with the screw rod I, and one end of the guide rod is fixedly connected with the support plate; the middle part of mount and the water inlet department fixed connection of water hose, the one end of mount and the other end threaded connection of lead screw I, the other end of mount and the other end sliding connection of guide arm.
The idler wheels are connected with the supporting plate in a welded mode through the lug seats and are divided into two groups, namely a driving wheel and a driven wheel, and the driving wheel is connected with the motor II through the coupler.
The water sample collecting support frame also comprises a short beam, a crossbeam, a support rod, a bushing plate, a connecting rod and a servo motor; the short beams are of an isosceles trapezoid frame structure, the number of the short beams is two, the two short beams are symmetrically arranged, two ends of the upper bottom edges of the two short beams are respectively welded and connected through a crossbeam, and two ends of the lower bottom edges of the two short beams are respectively welded and connected through a sliding rail, so that a trapezoid column frame is formed; the supporting rods are fixedly connected with the lower bottom edges of the short beams, and the buoyancy barrels are sleeved outside the two ends of the supporting rods and connected through bolts; the number of the drain plates is two, the two drain plates are symmetrically arranged, one side of each drain plate is bent downwards to the water surface to form a right angle, two ends of the other side of each drain plate are respectively connected with the connecting rod in a rotating mode, and one end of each drain plate is coaxially connected with the servo motor; the connecting rod is fixedly connected with the sliding rail; the water sample collecting box is fixedly arranged at one end of the trapezoidal column frame.
And the drain plate is provided with water leakage holes which are uniformly distributed.
The water pump motor, the water pump, the water inlet hose and the water outlet hose are consistent in quantity and are all more than 1.
The water sample collecting device also comprises a stirring sheet, a lead screw and a motor; the stirring sheet is welded with the lead screw; the lead screw is connected with the motor through the worm gear commutator, and the lead screw, the motor and the stirring sheet form a stirrer.
The quantity of agitator is more than 1, and the agitator is evenly arranged in the periphery of intaking the head.
Through the design scheme, the invention can bring the following beneficial effects:
the roller is arranged in the slide rail and can move along the slide rail, when water quality sampling is needed, the roller is arranged in a region to be sampled, the motor I drives the screw rod I to enable the fixing frame to move downwards and drive the water inlet hose to move downwards together, the depth of sampled water quality can be adjusted and controlled through the motor I, the stirring sheet has the function of enabling water around the sampling to be sufficiently and uniformly, the water pump motor is used for driving the water pump to pump water and sample, and the water sample is pumped into the water sample collecting box. The invention has simple structure and convenient operation, and the impurities in the extracted sample are uniform.
Drawings
The invention is further described with reference to the following figures and detailed description:
fig. 1 is a schematic structural diagram of a water sample collecting device for a reservoir or a lake according to the present invention.
Fig. 2 is a schematic structural diagram of a water sample collection support frame in the water sample collection device for reservoirs or lakes.
FIG. 3 is a schematic structural diagram of a water sample collection device in the water sample collection device for a reservoir or a lake according to the present invention.
In the figure, 1-a water sample collecting support frame, 2-a water sample collecting device, 101-a buoyancy barrel, 102-a water sample collecting box, 103-a sliding rail, 104-a short beam, 105-a crossbeam, 106-a supporting rod, 107-a leakage plate, 108-a connecting rod, 109-a servo motor, 201-a supporting plate, 202-a roller, 203-a water pump motor, 204-a water pump, 205-a water inlet hose, 206-a water outlet hose, 207-a water pump elbow, 208-a water inlet head, 209-a screw rod I, 210-a motor I, 211-a guide rod, 212-a fixed frame, 213-an ear seat, 214-a motor II, 215-a stirring sheet, 216-a screw rod and 217-a motor.
Detailed Description
Referring to fig. 1, 2 and 3, a water sample collecting device for a reservoir or a lake according to the present embodiment includes a water sample collecting support frame 1 and a water sample collecting device 2, wherein a roller 202 of the water sample collecting device 2 is disposed in a slide rail 103 of the water sample collecting support frame 1 and can move along the slide rail 103.
Referring to fig. 2, the water sample collection support frame 1 is composed of a buoyancy barrel 101, a water sample collection box 102, a slide rail 103, a short beam 104, a large beam 105, a support rod 106, a bushing 107, a connecting rod 108 and a servo motor 109, wherein the bushing 107 is coaxially matched with the connecting rod 108 and can rotate up and down, the buoyancy barrel 101 is connected with the support rod 106 through a bolt, the water sample collection box 102 is connected with the short beam 104 through a weld, the large beam 105 is connected with the short beam 104 through a weld, the slide rail 103 is connected with the short beam 104 through a weld, the servo motor 109 is connected with the connecting rod 108 through a bolt, and the short beam 104 is connected with the support rod 106.
Referring to fig. 3, the water sample collecting device 2 is composed of a supporting plate 201, a roller 202, a water pump motor 203, a water pump 204, a water inlet hose 205, a water outlet hose 206, a water pump elbow 207, a water inlet head 208, a screw rod i 209, a motor i 210, a guide rod 211, a fixing frame 212, an ear seat 213, a motor ii 214, a stirring sheet 215, a screw rod 216 and a motor 217. The motor 217, the motor I210, the water pump 204 and the motor II 214 are connected with the support plate 201 through bolts. The roller 202 is connected with the lug seat 213 through a pin shaft, and the lug seat 213 is connected with the support plate 201 through welding; the stirring sheet 215 is connected with the lead screw 216 through welding; the lead screw 216 is connected with the motor 217 through a worm gear commutator; the lead screw I209 is connected with the motor I210 through a rigid coupling; the guide rod 211 is in interference connection with the support plate 201; the fixed frame 212 is connected with the water inlet head 208 through a bolt, the fixed frame 212 is connected with the lead screw I209 through threads, and the fixed frame 212 is coaxially matched with the guide rod 211. The water pump motor 203 is connected with the water pump 204 through a bolt; the water inlet hose 205 is connected with the water pump 204 through a bolt; one end of the water pump elbow 207 is connected with the water pump 204 through a bolt, and the other end of the water pump elbow 207 is connected with the water outlet hose 206 through a bolt.
When water quality sampling is needed, the device disclosed by the invention is placed in an area to be sampled, the motor I210 drives the screw I209 to enable the fixing frame 212 on the screw I to move downwards and drive the water inlet hose 205 to stretch, the water inlet head 208 moves downwards along with the fixing frame 212, the depth of the sampled water quality can be adjusted at will through the motor I210, the stirring sheet 215 is used for enabling water at the periphery of the sampling to be sufficiently and uniformly, the two leakage plates 107 are driven by the servo motor 109 to turn downwards and are spliced under the water inlet head 208, and large impurities in the water are prevented from blocking the water inlet head 208. The water pump motor 203 drives the water pump 204 to pump water and sample, and the water sample is pumped into the water sample collection tank 102.

Claims (8)

1. The utility model provides a water sample collection system for reservoir or lake, characterized by: the device comprises a water sample collecting support frame (1) and a water sample collecting device (2), wherein the water sample collecting support frame (1) is placed on a horizontal plane, and a buoyancy barrel (101), a water sample collecting box (102) and a slide rail (103) parallel to the horizontal plane are arranged on the water sample collecting support frame (1); the water sample collecting device (2) comprises a supporting plate (201), a roller (202), a water pump motor (203), a water pump (204), a water inlet hose (205), a sampling depth control device and a water outlet hose (206); the roller (202), the water pump motor (203), the water pump (204) and the sampling depth control device are all arranged on the supporting plate (201); the roller (202) is connected with the sliding rail (103) in a sliding manner; a water inlet of the water pump (204) is fixedly connected with the water inlet hose (205), and a water outlet of the water pump (204) is fixedly connected with the water outlet hose (206) through a water pump elbow (207); a water inlet head (208) of the water inlet hose (205) is fixedly connected with the sampling depth control device; the water pump motor (203) is connected with the water pump (204); the water outlet of the water outlet hose (206) is positioned above the water sample collecting box (102).
2. A water sample collection device for reservoirs or lakes as claimed in claim 1, wherein: the sampling depth control device comprises a lead screw I (209), a motor I (210), a guide rod (211) and a fixing frame (212); one end of the lead screw I (209) is coaxially connected with the motor I (210) through a rigid coupling; the motor I (210) is fixedly arranged on the upper part of the support plate (201) through a bolt; the guide rod (211) is arranged in parallel with the lead screw I (209), and one end of the guide rod (211) is fixedly connected with the support plate (201); the middle part of mount (212) and the water inlet of intake hose (205) are fixed connection, the one end of mount (212) and the other end threaded connection of lead screw I (209), the other end and the other end sliding connection of guide arm (211) of mount (212).
3. A water sample collection device for reservoirs or lakes as claimed in claim 1, wherein: the roller (202) is connected with the supporting plate (201) in a welding mode through the ear seat (213), the roller (202) is divided into two groups, namely a driving wheel and a driven wheel, and the driving wheel is connected with the motor II (214) through a coupler.
4. A water sample collection device for reservoirs or lakes as claimed in claim 1, wherein: the water sample collecting support frame (1) further comprises a short beam (104), a large beam (105), a support rod (106), a bushing plate (107), a connecting rod (108) and a servo motor (109); the short beams (104) are of an isosceles trapezoid frame structure, the number of the short beams (104) is two, the two short beams (104) are symmetrically arranged, two ends of the upper bottom edge of each short beam (104) are respectively connected through a crossbeam (105) in a welding mode, and two ends of the lower bottom edge of each short beam (104) are respectively connected through a sliding rail (103) in a welding mode to form a trapezoid column frame; the supporting rods (106) are fixedly connected with the lower bottom edges of the short beams (104), and the buoyancy barrels (101) are sleeved outside the two ends of the supporting rods (106) and connected through bolts; the number of the drain plates (107) is two, the two drain plates (107) are symmetrically arranged, one side of each drain plate (107) is bent to the lower part of the water surface to form a right angle, two ends of the other side of each drain plate (107) are respectively in rotating connection with the connecting rod (108), and one end of each drain plate is coaxially connected with the servo motor (109); the connecting rod (108) is fixedly connected with the sliding rail (103); the water sample collecting box (102) is fixedly arranged at one end of the trapezoidal column frame.
5. A water sample collection device for reservoirs or lakes according to claim 4, which is characterized in that: the drain plate (107) is provided with uniformly distributed water leakage holes.
6. A water sample collection device for reservoirs or lakes as claimed in claim 1, wherein: the number of the water pump motor (203), the water pump (204), the water inlet hose (205) and the water outlet hose (206) is consistent and is more than 1.
7. A water sample collection device for reservoirs or lakes as claimed in claim 1, wherein: the water sample collecting device (2) also comprises a stirring sheet (215), a lead screw (216) and a motor (217); the stirring sheet (215) is connected with the lead screw (216) in a welding way; the lead screw (216) is connected with the motor (217) through a worm gear commutator, and the lead screw (216), the motor (217) and the stirring sheet (215) form a stirrer.
8. A water sample collection device for reservoirs or lakes as claimed in claim 7, wherein: the number of the stirrers is more than 1, and the stirrers are uniformly arranged on the periphery of the water inlet head (208).
CN201911306749.8A 2019-12-18 2019-12-18 Water sample collection device for reservoir or lake Pending CN110849672A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911306749.8A CN110849672A (en) 2019-12-18 2019-12-18 Water sample collection device for reservoir or lake

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911306749.8A CN110849672A (en) 2019-12-18 2019-12-18 Water sample collection device for reservoir or lake

Publications (1)

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CN110849672A true CN110849672A (en) 2020-02-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112577784A (en) * 2020-11-25 2021-03-30 澜途集思生态科技集团有限公司 Water quality field exploration equipment
CN112616785A (en) * 2020-12-09 2021-04-09 中国水产科学研究院黑龙江水产研究所 Qualitative collection method for plankton in different depth layers of lake

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112577784A (en) * 2020-11-25 2021-03-30 澜途集思生态科技集团有限公司 Water quality field exploration equipment
CN112616785A (en) * 2020-12-09 2021-04-09 中国水产科学研究院黑龙江水产研究所 Qualitative collection method for plankton in different depth layers of lake
CN112616785B (en) * 2020-12-09 2022-06-17 中国水产科学研究院黑龙江水产研究所 Qualitative collection method for plankton in different depth layers of lake

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