Water resource pollution monitoring and sampling device

Abstract

The utility model provides a water resource pollution monitoring and sampling device, which relates to the technical field of sampling and comprises a device body. The device body is provided with a water sampling barrel in the vertical direction, threaded blind holes are formed in the left side and the right side of the top end face of the water sampling barrel, fixing barrels in the vertical direction are arranged on the left side and the right side of the outer circumference of the top of the water sampling barrel, and through holes penetrating left and right are formed in the outer side walls of the fixing barrels of the water sampling barrel. The bottom of the water body sampling barrel is provided with an inverted circular truncated cone cylinder, and the inner circumference of the inverted circular truncated cone cylinder of the water body sampling barrel is provided with a fit ring groove, so that water flow can conveniently enter the water body sampling barrel from the inverted circular truncated cone cylinder of the water body sampling barrel, and air is discharged out of the water body sampling barrel from the top of the water body sampling barrel. The sinking speed of the device in the water body is slow, and an inlet structure is inconvenient to arrange at the bottom of the device, so that water flow enters the device from bottom to top to discharge air.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sampling technical field especially relates to a water resource pollution monitoring sampling device. BACKGROUND

[0002] Water resource pollution monitoring refers to the periodic or irregular detection and analysis of the types, concentrations and trends of pollutants in water resources to assess the pollution status of water resources and provide scientific basis for water resource management and protection. This process involves monitoring various pollution indicators in water bodies, including but not limited to chemical, physical and biological indicators. Water resource detection and analysis require sampling devices to sample water bodies.

[0003] Based on the above, the inventor found that the existing water resource pollution monitoring sampling device has the following shortcomings:

[0004] 1. The device has a certain buoyancy due to the air inside the device, which causes the device to sink slowly in the water body, making it inconvenient to set an entry structure at the bottom of the device to allow water flow from bottom to top into the device to expel air inside the device.

[0005] 2. The entry structure at the bottom of the device is normally open, which can easily cause water samples to flow out when the device is separated from the water body, making it inconvenient to install a sealing measure inside the device to control the opening and closing of the entry structure through an external rope. INVENTION CONTENTS

[0006] To solve the above technical problems, the utility model provides a water resource pollution monitoring sampling device to solve the problem that the air inside the existing device causes the device to have a certain buoyancy, which causes the device to sink slowly in the water body, making it inconvenient to set an entry structure at the bottom of the device to allow water flow from bottom to top into the device to expel air inside the device. The entry structure at the bottom of the device is normally open, which can easily cause water samples to flow out when the device is separated from the water body, making it inconvenient to install a sealing measure inside the device to control the opening and closing of the entry structure through an external rope.

[0007] The purpose and function of the water resource pollution monitoring sampling device of the utility model are achieved by the following specific technical means:

[0008] A water resource pollution monitoring sampling device, comprising a device body; the device body is provided with a water body sampling barrel in the up-down direction, thread blind holes are formed in the left and right sides of the top end face of the water body sampling barrel, fixed cylinders in the up-down direction are arranged on the left and right sides of the outer circumference of the top of the water body sampling barrel, through holes are formed in the left and right sides of the outer side wall of the fixed cylinder of the water body sampling barrel, a rounded platform cylinder is arranged at the bottom of the water body sampling barrel, a matching ring groove is formed in the inner circumference of the rounded platform cylinder of the water body sampling barrel, and four up-down direction foot plates are arranged in an annular array on the outer circumference of the rounded platform cylinder of the water body sampling barrel.

[0009] Further, the threaded column of the lifting square rod is provided with an inlet closing block in the up-down direction, the inlet closing block is in the overall inverted circular table structure, and a threaded blind hole is formed in the center of the top end face of the inlet closing block.

[0010] Further, the square hole of the fixed bearing plate is inserted with a lifting square rod in the up-down direction, the bottom end face of the lifting square rod is provided with a threaded column, and the top end face of the lifting square rod is provided with a front and rear through hanging ring.

[0011] Further, the limiting groove of the fixed bearing plate is internally installed with an exhaust turnover plate in the left-right direction through a fixed shaft, the exhaust turnover plate is in the overall inferior arc semicircular plate structure, and a semicircular head strip with left and right through holes is arranged in the middle of the inner end face of the exhaust turnover plate.

[0012] Further, the middle of the top end face of the water body sampling barrel is installed with a fixed bearing plate in the left-right direction through a bolt, the front and rear end faces of the fixed bearing plate are provided with semicircular heads with left and right through holes, the left and right ends of the fixed bearing plate are provided with fixed holes penetrating in the up-down direction, the middle of the fixed bearing plate is provided with a square hole penetrating in the up-down direction, and the middle of the front and rear end faces of the fixed bearing plate is provided with a limiting groove penetrating in the up-down direction.

[0013] Further, the fixed cylinder of the water body sampling barrel is inserted and fixed with a stress handle rod in the left-right direction through a bolt at the top, the stress handle rod is in the overall open-down U-shaped rod structure, threaded holes penetrating in the left-right direction are formed in the two ends of the stress handle rod, hanging rings penetrating in the left-right direction are arranged on the top of the left and right sides of the stress handle rod, and a square hole penetrating in the up-down direction is arranged in the middle of the stress handle rod.

[0014] Further, the fitting ring groove of the water body sampling barrel is internally installed with a leakage-proof sealing ring in the up-down direction, and the leakage-proof sealing ring is in the overall inverted circular table cylinder structure.

[0015] Compared with the prior art, the device has the following beneficial effects:

[0016] The inverted circular table cylinder of the water body sampling barrel is convenient for water flow to enter the inside of the water body sampling barrel, air is discharged from the top of the water body sampling barrel to the inside of the water body sampling barrel, the air in the device causes the device to have a certain buoyancy, which leads to slow sinking speed of the device in the water body, and the entering structure at the bottom of the device is not convenient to set, which causes water flow to enter the inside of the device from the bottom to the top and discharge air.

[0017] The inlet closing block is convenient for being pulled up when sinking, the inverted circular table cylinder of the water body sampling barrel is opened to make water flow enter, the inlet closing block is convenient for being closed by the weight and the water weight on the leakage-proof sealing ring when being separated from the water body, the entering structure at the bottom of the device is in the normally open type, which easily leads to water sample flowing out when the device is separated from the water body, and it is not convenient to add a closing measure in the device to control the opening and closing of the entering structure through an external rope. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a main structural diagram of the present utility model.

[0019] Figure 2 It is a schematic cross-sectional structural diagram of the present utility model.

[0020] Figure 3 It is a schematic diagram of the disassembly structure of the utility model.

[0021] Figure 4 It is a cross-sectional schematic diagram of the utility model in a sinking state.

[0022] Figure 5 It is a top view schematic diagram of the water sampling bucket of the utility model.

[0023] Figure 6 It is a schematic main view of the stressed handle bar of the utility model.

[0024] In the figure: 1. Device body; 2. Water sampling bucket; 3. Leak-proof sealing ring; 4. Force-bearing handle rod; 5. Fixed bearing plate; 6. Exhaust flip plate; 7. Lifting square rod; 8. Inlet sealing block. DETAILED DESCRIPTION

[0025] The embodiments of the present invention are described in further detail below with reference to the accompanying drawings and examples.

[0026] Example 1:

[0027] As attached Figure 1 To the attached Figure 6 As shown:

[0028] The utility model provides a kind of water resource pollution monitoring sampling device, including device body 1;Device body 1 is provided with the water sampling bucket 2 of up-down direction, it is convenient to load each component, and the threaded blind hole is set in the top end face left and right sides of water sampling bucket 2, it is convenient to fixed bearing plate 5 passes through bolt installation, and the fixed cylinder of water sampling bucket 2 top outer periphery left and right sides is provided with the up-down direction, it is convenient to force handle rod 4 insertion limit, and the through hole that is left and right through is set on the fixed cylinder outer wall of water sampling bucket 2, it is convenient to the fixed bolt of force handle rod 4, and the bottom of water sampling bucket 2 is provided with inverted cone cylinder, it is convenient that water flow enters water sampling bucket 2 inside from below, and the inside circumference of the inverted cone cylinder of water sampling bucket 2 is provided with the matching ring groove, it is convenient to prevent leakage sealing ring 3 embedding installation, and the outer periphery annular array of the inverted cone cylinder of water sampling bucket 2 is provided with four up-down direction's foot plate, it is convenient to place water sampling bucket 2, and the matching ring groove inside of water sampling bucket 2 is installed with the up-down direction's prevent leakage sealing ring 3, it is convenient to be pressed tightly by import closure block 8 sealing, and prevent leakage sealing ring 3 is inverted cone cylinder structure as a whole, it is convenient to mutually match with import closure block 8, and the fixed cylinder between water sampling bucket 2 top is inserted and is fixed with the left and right direction's force handle rod 4 by bolt, it is convenient to hand grip, and force handle rod 4 is overall U-shaped rod structure with opening downward, it is convenient to strengthen stress capacity, and the threaded hole that is left and right through is set in the both ends of force handle rod 4, it is convenient to bolt installation, and the left and right sides top of force handle rod 4 is provided with the hanging ring that is left and right through, it is convenient to rope hang, and the square hole cylinder of up-down direction is set in force handle rod 4 middle, it is convenient to lift square rod 7 insertion inside.

[0029] The middle of the top end face of the water body sampling barrel 2 is provided with a left-right fixed bearing plate 5 through bolt installation, which is convenient for bearing the exhaust turnover plate 6 and the lifting square rod 7; the front and rear end faces of the fixed bearing plate 5 are provided with semicircular heads with left-right through holes, which are convenient for the exhaust turnover plate 6 to be installed through a fixed shaft; the left and right ends of the fixed bearing plate 5 are provided with fixed holes which are vertically through, which are convenient for being fixed through bolts; the middle of the fixed bearing plate 5 is provided with a square hole which is vertically through, which is convenient for the lifting square rod 7 to be inserted into the inside; the middle of the front and rear end faces of the fixed bearing plate 5 is provided with limiting grooves which are vertically through, which are convenient for the exhaust turnover plate 6 to be inserted and limited; the inside of the limiting groove of the fixed bearing plate 5 is provided with the left-right exhaust turnover plate 6 through a fixed shaft, which is convenient for the exhaust turnover plate 6 to be turned over and opened and closed; the inside end face of the exhaust turnover plate 6 is provided with a semicircular head strip with left-right through holes, which is convenient for being installed through a fixed shaft; the inside of the square hole of the fixed bearing plate 5 is inserted with the lifting square rod 7 which is vertically, which is convenient for the lifting square rod 7 to move up and down and be rotationally stopped; the bottom end face of the lifting square rod 7 is provided with a threaded column, which is convenient for the import closing block 8 to be installed through threads; the top end face of the lifting square rod 7 is provided with a hanging ring which is front-rear through, which is convenient for a rope to be hung; the threaded column of the lifting square rod 7 is provided with the import closing block 8 which is vertically, which is convenient for the lifting square rod 7 to drive the import closing block 8 to be synchronously lifted; the whole of the import closing block 8 is a rounded table structure, which is convenient for being matched with the leak-proof sealing ring 3; the top end face of the import closing block 8 is provided with a threaded blind hole in the center, which is convenient for the lifting square rod 7 to be installed through threads.

[0030] The specific use mode and effect of the embodiment are as follows:

[0031] In the utility model, as Figure 1 shown, the device body 1 is in a state of being placed on the ground, the hanging rings of the stress handle rod 4 are provided with ropes for lifting on the top, the hanging ring of the lifting square rod 7 is provided with a rope for opening and closing, at this time, the import closing block 8 is in contact with the leak-proof sealing ring 3, and the state is as Figure 2 shown, when the device body 1 is put into the water body as Figure 1 shown, the device body 1 is slowly put into the water through the rope, when the bottom of the water body sampling barrel 2 is in contact with the water body, the lifting square rod 7 is pulled up through the rope, the import closing block 8 is synchronously lifted through the lifting square rod 7, the import closing block 8 is separated from the leak-proof sealing ring 3, and the state is as Figure 4The water flows from the bottom of the water sampling barrel 2 into the interior, the air inside the water sampling barrel 2 is discharged from the top, and the exhaust turnover plate 6 is turned up and opened under the action of air pressure, thereby accelerating the exhaust speed, eliminating the buoyancy caused by the air inside the water sampling barrel 2, and enabling the water sampling barrel 2 to sink quickly. When the water sampling barrel 2 reaches the sampling depth, the tension on the lifting square rod 7 is released, the inlet closing block 8 is lowered under the action of gravity and presses on the leak-proof sealing ring 3, thereby achieving the closure of the water sampling barrel 2. Then the device body 1 is pulled upwards by the rope to separate from the water body. When the water sampling barrel 2 is separated from the water body, the weight of the water inside the water sampling barrel 2 acts on the inlet closing block 8, thereby increasing the pressing force of the inlet closing block 8 and the leak-proof sealing ring 3, thereby enhancing the sealing effect. Hold the force handle rod 4 to lift the water sampling barrel 2 and hang it on the top of the water sample storage barrel. Pull the inlet closing block 8 upwards by the lifting square rod 7 to separate it from the leak-proof sealing ring 3, thereby opening the bottom of the water sampling barrel 2, discharging the water sample inside the water sampling barrel 2 from the bottom to the inside of the water sample storage barrel.

[0032] Example two:

[0033] The difference from example one is that the surface of the force handle rod 4 can also be provided with an abrasive surface, thereby increasing the friction between the surface of the force handle rod 4 and the hand, preventing the phenomenon of slippery hands from occurring when gripping the force handle rod 4.

[0034] Example three:

[0035] The difference from example one is that the surface of the lifting square rod 7 can also be provided with a wear-resistant layer, thereby reducing the wear of the lifting square rod 7 during lifting, thereby prolonging the service life of the lifting square rod 7.

Claims

1. A water resource pollution monitoring sampling device, characterized in that: Including device body (1), the device body (1) is provided with water body sampling barrel (2), water body sampling barrel (2) top end face left and right sides are all provided with threaded blind hole, water body sampling barrel (2) top outside circumference left and right sides are all provided with up-down direction fixed cylinder, the fixed cylinder outside wall of water body sampling barrel (2) is opened and is provided with left and right through hole, the bottom of water body sampling barrel (2) is provided with inverted truncated cone cylinder, the inside circumference of the inverted truncated cone cylinder of water body sampling barrel (2) is provided with fitting ring groove, and the outside circumference of the inverted truncated cone cylinder of water body sampling barrel (2) is annularly provided with four up-down direction support plates.

2. The water resource pollution monitoring and sampling device of claim 1, wherein: The fitting ring groove inside the water body sampling barrel (2) is installed with a leak-proof sealing ring (3), which is a whole inverted truncated cone structure.

3. The water resource pollution monitoring and sampling device of claim 2, wherein: The fixed cylinder of the water body sampling barrel (2) is inserted and fixed with a stress handle rod (4) between the top, the stress handle rod (4) is a whole U-shaped rod structure with opening downward, the both ends of the stress handle rod (4) are provided with left and right through threaded holes, the left and right sides of the stress handle rod (4) are provided with left and right through hanging rings, and the middle of the stress handle rod (4) is provided with an up-down direction square hole cylinder.

4. The water resource pollution monitoring and sampling device of claim 3, wherein: The top end face of the water body sampling barrel (2) is installed with a fixed bearing plate (5) through bolt in the middle, the front and rear end faces of the fixed bearing plate (5) are provided with semicircular heads with left and right through holes, the left and right ends of the fixed bearing plate (5) are provided with up-down through fixed holes, the middle of the fixed bearing plate (5) is provided with an up-down through square hole, and the front and rear end faces of the fixed bearing plate (5) are provided with up-down through limiting grooves in the middle.

5. The water resource pollution monitoring and sampling device of claim 4, wherein: The limiting groove of the fixed bearing plate (5) is installed with an exhaust turnover plate (6) through a fixed shaft, the exhaust turnover plate (6) is a whole inferior arc semicircular plate structure, and the inner end face of the exhaust turnover plate (6) is provided with a semicircular head strip with left and right through holes.

6. The water resource pollution monitoring and sampling device of claim 5, wherein: The square hole of the fixed bearing plate (5) is inserted with a lifting square rod (7), the bottom end face of the lifting square rod (7) is provided with a threaded column, and the top end face of the lifting square rod (7) is provided with a front and rear through hanging ring.

7. The water resource pollution monitoring and sampling device of claim 6, wherein: The threaded column of the lifting square rod (7) is installed with an import closing block (8), the import closing block (8) is a whole inverted truncated cone structure, and the top end face of the import closing block (8) is provided with a threaded blind hole.

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