CN220542555U - River surface water sampling device - Google Patents

Abstract

Compared with the prior art, the utility model utilizes the floating piece to realize the opening and closing of the cylinder, when the device is not filled with water, the ferrule and the floating piece realize the blocking of the water inlet under the action of self gravity, impurities on the surface of the river cannot enter the cylinder, when the device is filled with water, the water enters the shell, the floating piece moves upwards under the stress to open the water inlet, the water enters the cylinder for sampling operation, when the device is lifted out of the water, the water in the shell is discharged, the floating piece moves downwards and drives the ferrule to move downwards to block the water inlet, and after the sampling is finished, the device has reasonable structure and is suitable for popularization.

Description

River surface water sampling device

Technical Field

The utility model relates to the technical field of water environment science, in particular to a river surface water body sampling device.

Background

The water source is the general name of the source and the existence form region of water. Water sources are vital sources, substances, information, important intermediaries for energy transfer, and are an irreplaceable resource for the survival of organisms on the earth's surface. The water source is mainly in the areas of sea, rivers and lakes, glaciers and snowmountains, etc. They are updated by means of movement of the atmosphere, etc. The water source is a precious resource which is not separated from the production and living activities of human beings.

The water quality detector can rapidly and accurately analyze and detect the sampled water quality, so that the water quality detector is applied to detection in various industries, such as most common industries of aquaculture, waterworks, environment-friendly detection and the like, but the collection mode of sampling can greatly influence the final detection result for the accuracy of detection, so that the problem of detection result caused by carelessness in sampling is avoided, operators need to strictly use according to the description of a sampling container during sampling, refuse to use a container which is polluted, timely record each sampling, and avoid secondary pollution during detection.

The surface of the river has a few impurities such as floaters or plastic foam, if the impurities on the surface of the river cannot be well removed, the problems of inaccurate sampling result and low detection precision are caused, and the existing sampling device has a complex structure, so that the research and development of the river surface water sampling device with accurate sampling, high detection precision and reasonable structure is needed.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and discloses a river surface water sampling device which comprises a cover body, a barrel body, a float and a starting mechanism.

Further, the ferrule is of a hollow structure, the ferrule is arranged on the outer side of the cylinder body, and the ferrule moves up and down along the cylinder body.

Further, the height of the ferrule is 2-4cm.

Further, a hanging ring is arranged above the cover body.

Further, a connecting rope is arranged at the hanging ring.

Further, a weight is fixed at the bottom of the cylinder.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the floating piece is utilized to realize the opening and closing of the cylinder, when the device is not filled with water, the ferrule and the floating piece realize the blocking of the water inlet under the action of self gravity, impurities on the river surface cannot enter the cylinder, after the device is filled with water, the water body enters the shell, the floating piece moves upwards under force to open the water inlet, the water body enters the cylinder for sampling operation, after the device is lifted out of the water, the water body in the shell is discharged, the floating piece moves downwards and drives the ferrule to move downwards to block the water inlet, and after the sampling is finished, the device has reasonable structure and is suitable for popularization.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the configuration of the fitting of the ferrule and the barrel;

fig. 3 is a schematic structural view of another embodiment of the present utility model.

In the figure, 1, a cover body, 11, a hanging ring, 2, a cylinder body, 21, a fixing piece, 22, a water inlet, 3, a float, 4, a starting mechanism, 41, a shell, 42, a float piece, 43, a connecting rod, 44, a ferrule, 45, an opening, 46 and a second ferrule.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like, if any, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.

In the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or connected internally of two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in the figure, a river surface water sampling device comprises a cover body 1, a barrel 2, a buoy 3 and a starting mechanism 4, and is characterized in that a fixing piece 21 is arranged above the barrel 2, a cavity is formed in the center of the cover body 1, internal threads are formed in the inner side wall of the cavity, external threads are formed in the fixing piece 21, the fixing piece 21 is matched with the cavity, the buoys 3 are fixed on two sides of the cover body 1, the barrel 2 is of a hollow cylindrical structure with an upper opening, a water inlet 22 is formed in the side wall of the barrel 2, the starting mechanism 4 is arranged on the outer side wall of the barrel 2, the starting mechanism 4 comprises a shell 41, a floating piece 42, a connecting rod 43 and a ferrule 44, an opening 45 is formed in the shell 41, one end of the connecting rod 43 is fixed with the floating piece 42, the other end of the connecting rod is fixed with the ferrule 44, the opening 45 is formed in the side wall and the bottom wall of the shell 41, the opening 45 is used for enabling the water to enter the starting mechanism 4 to lift the floating piece 42, the height of the floating piece 42 is higher than that of the ferrule 44, the water inlet 22 is guaranteed to be prevented from being moved into the water inlet 22 immediately after the water inlet 22 is opened in the barrel 2, and impurities in the water surface layer 22 are prevented from being moved into the barrel 1.

Further, the ferrule 44 has a hollow structure, the ferrule 44 is disposed outside the cylinder 2, and the ferrule 44 moves up and down along the cylinder 2.

Further, the height of the collar 44 is 4cm, wherein the height of the collar 44 is greater than the height of the water inlet 22, so as to ensure that the collar 44 can effectively shield the water inlet 22.

Further, a hanging ring 11 is arranged above the cover body 1.

Further, a connecting rope is arranged at the hanging ring 11 and used for recycling the device.

Further, a weight is fixed at the bottom of the cylinder 2, and the weight contributes to the stability of the whole device.

According to the utility model, the floating piece 42 is utilized to realize the opening and closing of the cylinder body 2, when the device is not filled with water, the ferrule 44 and the floating piece 42 realize the blocking of the water inlet 22 under the action of self gravity, impurities on the river surface cannot enter the cylinder body 2, when the device is filled with water, water enters the shell 41, the floating piece 42 moves upwards under force to open the water inlet 22, the water enters the cylinder body 2 for sampling operation, when the device is lifted out of the water, the water in the shell 41 is discharged, the ferrule 44 is driven to move downwards to block the water inlet 22 while the floating piece 42 moves downwards, and after the sampling is finished, the device has reasonable structure and is suitable for popularization.

As another embodiment of the utility model, the cylinder 2 is divided into an upper side and a lower side, the center of the cylinder 2 is provided with a separation layer, the bottom of the floating piece 42 is provided with a second connecting rod, the tail end of the second connecting rod is connected with a second ferrule 46, after the floating piece 42 moves upwards, the ferrules 44 and the second ferrule 46 are respectively driven to move upwards, the water inlets corresponding to the cylinder are respectively opened, and the sampling operation is carried out on the surface water body, so that the structure is reasonable.

The above examples are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the present utility model.

Claims (4)

1. The utility model provides a river surface water sampling device, includes lid, barrel, cursory and actuating mechanism, its characterized in that, the top of barrel is equipped with the mounting, the center of lid is equipped with the cavity, the inside wall department of cavity is equipped with the internal thread, mounting department is equipped with the external screw thread, the mounting cooperatees with the cavity, the both sides of lid are fixed with cursory, the barrel is top open-ended hollow cylinder structure, barrel lateral wall department is equipped with the water inlet, actuating mechanism locates the barrel lateral wall, actuating mechanism is including shell, floating member, connecting rod and lasso, be equipped with the opening on the shell, the one end and the floating member of connecting rod are fixed, and the other end is fixed with the lasso, the lasso is hollow structure, the outside of barrel is located to the lasso, the lasso reciprocates along the barrel, the height of lasso is 2-4cm.

2. The river surface water sampling device according to claim 1, wherein a hanging ring is arranged above the cover body.

3. The river surface water sampling device of claim 2, wherein the hanging ring is provided with a connecting rope.

4. The river surface water sampling device of claim 1, wherein a weight is fixed to the bottom of the cylinder.