IE20230065U1 - Water taking device for investigation of rivers, lakes and reservoirs - Google Patents

Abstract

The invention discloses a water-sample sampling device for field scientific research and investigation. It comprises a water taking rod, wherein a fixed handle is arranged at the first end of the water taking rod. A water taking bracket is arranged at the second end of the water taking rod, and the water taking bracket comprises a base plate. A mounting hole is arranged on the base plate, and a water sample bottle is detachably assembled on the mounting hole. The water taking device for field scientific research and investigation of the present invention, the detachable water sample bottle is arranged, and after the sampling is completed, the water sample bottle is directly taken down and replaced with another water sample bottle, so that other water samples can be continuously taken; and different containers are not needed to transfer water samples, thus avoiding the change of chemical components in water samples and the cross contamination of water samples in different regions.

Description

WATER TAKING DEVICE FOR INVESTIGATION OF RIVERS, LAKES AND RESERVOIRS (57) The invention discloses a water-sample sampling device for field scientific research and investigation. It comprises a water taking rod, wherein a fixed handle is arranged at the first end of the water taking rod. A water taking bracket is arranged at the second end of the water taking rod, and the water taking bracket comprises a base plate. A mounting hole is arranged on the base plate, and a water sample bottle is detachably assembled on the mounting hole. The water taking fic research and investigation of the present invention, the detachable water sample bottle is arranged, and after the sampling is completed, the water sample bottle is directly taken down and replaced with another water sample bottle, so that other water samples can be continuously taken; and different containers are not needed to transfer water samples, thus avoiding the change of chemical components in water samples and the cross contamination of water samples in different regions. device for field scient 22/03/2023 Title WATER TAKING DEVICE FOR INVESTIGATION OF RIVERS, LAKES AND RESERVOIRS Field of the Invention The invention belongs to the technical field of water quality monitoring, and relates to a water sample sampling device, in particular to a water sample sampling device for field scientific research and investigation.

Background to the Invention In the field of small rivers, streams, ponds, reservoirs and other wetlands, water sample extraction is an essential work link. However, in the actual water intake process, because there are large muddy and rocky areas in wetland areas such as river banks and reservoirs, there are great safety hazards for researchers to walk and sample with ‘sampling bottles in this muddy and rocky area.

At the same time, the water depth on the shore is usually shallow, and the water samples obtained cannot represent the whole. Therefore, when taking water samples, it is required to take samples in waters with different distances and depths near the shore.

In order to take water samples conveniently, various sampling devices have been proposed in the prior art. For example, CN204594738U discloses a portable water quality ‘sampling device, and CN210571508U discloses a portable sampling device for waste water detection.

In the process of realizing the invention, the inventors found that there is at least one of the following technical problems in the prior art: 1. In the water sample collecting devices in the prior art, sampling bottles are used for ‘sampling, and after the water sample is collected, the water sample is transferred to a ‘sample container. In the process of water sample transfer, there will be great loss of dissolved gas components in water sample, which will affect the accuracy of water sample detection results. 2. In the water sample collecting device in the prior art, the same sampling bottle is used to collect water samples in different waters, and there is cross-contamination of water samples, which affects the accuracy of water sample detection results. 3. Although the water sampling device in the prior art can obtain water samples with different depths, the sampling depth is only a rough estimate, and the sampling depth of actual water samples is not accurate. 22/03/2023 2 4. Compared with the central areas of rivers and reservoirs, the living organisms or non- living organisms in the water in wetland areas such as rivers and reservoirs are more complicated. In the prior art, water sample collecting devices can easily collect aquatic plants, insects, fish, shrimp and solid waste, etc., and secondary treatment is needed after ‘sampling. Ifitis not handled in time, these living organisms or non-living organisms will affect the test results of water samples. For example, after fish and shrimp die of hypoxia, it will cause changes in chemical substances in water.

Statement of Invention In view of this, the purpose of the present invention is to provide a water taking device which is convenient to store the original water sample.

Through long-term exploration and attempts, as well as repeated experiments and efforts, the inventors have continuously reformed and innovated. In order to solve the above technical problems, the technical scheme provided by the invention is to provide a water taking device for field scientific research and investigation. The device comprises a water taking rod, wherein a fixed handle is arranged at the first end of the water taking rod. And a water taking bracket is arranged at the second end of the water taking rod, and the water taking bracket comprises a base plate, and a mounting hole is arranged on the base plate, and a water sample bottle is detachably assembled on the mounting hole.

According to one embodiment of the water taking device for field scientific research and investigation of the invention, the base plate is connected with a floating scaleplate, and the zero scale line of the floating scaleplate is the same height as the bottle mouth of the water sample bottle.

According to one embodiment of the water taking device for field scientific research and investigation of the invention, the water sample bottle comprises a bottle neck, and the bottle neck is detachably connected with the mounting hole. And a valve is mounted on the mounting hole.

According to one embodiment of the water taking device for field scientific research and investigation of the invention, the water sample bottle comprises a bottle neck, and the bottle neck is detachably connected with the mounting hole, a cover body is installed above the mounting hole, and a screen is arranged on the cover body.

According to one embodiment of the water taking device for field scientific research and investigation of the invention, the water sample bottle comprises a bottle neck, and the bottle neck is detachably connected with the mounting hole, the valve is a remote control valve.

According to one embodiment of the water taking device for field scientific research and investigation of the invention, the base plate is provided with a valve mounting groove, the 22/03/2023 3 valve comprises a cover body, and the cover body comprises a cover plate and a side plate, and the side plate is in sliding fit with at least one side wall of the mounting groove, and a screen is arranged on the side plate.

According to one embodiment of the water taking device for field scientific research and investigation of the invention, the side plate is connected with the mounting groove through a tension elastic piece. a pull ring is arranged on the cover plate, a wire lifting frame is arranged on the base plate, a wire lifting hole is arranged on the wire lifting frame, the wire lifting hole is positioned above the pull ing, and a sliding ring is assembled near the first end of the water taking rod. It also comprises a pull wire, wherein the A end of the pull wire is connected with the pull ing, and the B end of the pull wire passes through the wire lifting hole and is connected with the sliding ring.

According to one embodiment of the water taking device for field scientific research and investigation of the invention, a plurality of guide rings are arranged on the water taking rod, and the B end of the pull wire passes through the wire lifting hole and the guide rings and is connected with the sliding ring.

According to one embodiment of the water taking device for field scientific research and investigation of the invention, a sliding handle is arranged below the sliding ring.

According to one embodiment of the water taking device for field scientific research and investigation of the invention, the water taking rod is a telescopic rod; and the water ‘sample bottle is a light-proof bottle.

Compared with the prior art, one of the above technical solutions has the following advantages: a) In one embodiment of the water taking device for field scientific research and investigation of the present invention, the detachable water sample bottle is arranged, and after the sampling is completed, the water sample bottle is directly taken down and replaced with another water sample bottle, so that other water samples can be continuously taken; and different containers are not needed to transfer water samples, thus avoiding the change of chemical components in water samples and the cross contamination of water samples in different regions. b) In one embodiment of the water taking device for field scientific research and investigation of the present invention, the water depth of the sampling point can be clearly read by setting the floating scaleplate. c) In one embodiment of the water taking device for field scientific research and investigation of the present invention, the screen is arranged to prevent solid substances such as aquatic plants, insects, fish, shrimp, solid garbage and the like from entering the ‘sampling bottles. 4d) In one embodiment of the water taking device for field scientific research and investigation of the present invention, through the design of the remote control valve, 22/03/2023 4 remote origin sampling can be realized within the length range of the water taking rod; and the characteristics of in-situ water samples in the sampling area are maintained. And at the same time, the loss of water samples in the sampling process is avoided.

Brief description of the drawings In order to explain the technical scheme of the embodiment of the present invention more clearly, the following will briefly introduce the drawings needed in the embodiment. It should be understood that the following drawings only show some embodiments of the invention, so they should not be regarded as limiting the scope. For ordinary people in the field, other related drawings can be obtained according to these drawings without creative work.

Fig. 1 is a schematic front view of a preferred embodiment of the water taking device for field scientific research and investigation in the present invention Fig. 2 is a schematic cross-sectional view taken along line A-A in Fig. 1.

Fig. 3 is a schematic diagram of the three-dimensional explosion structure of Fig. 4 Fig. 4 is a schematic diagram of the three-dimensional structure of the water taking bracket of the water taking device for field scientific research and investigation in a preferred embodiment of the present invention.

Fig. 5 is a schematic diagram of the use state structure of a preferred embodiment of the water taking device for field scientific research and investigation in the present invention.

The marks in the figure are as follows: 100. water taking rod; 101. fixed handle; 102. guide ring; 110. water taking bracket; 111, mounting hole; 112, mounting groove; 113. wire lifting frame; 114, wire lifting hole; 115, mouth-sealed ring; 146. scaleplate connecting par 120. sliding ring; 121. sliding handle; 200. cover body; 201. pull ring; 202. screen; 300. pull wire; 22/03/2023 400 floating scaleplate; 500. water sample bottle; 501. bottle neck.

Detailed description The following is the description of a specific embodiment with the attached drawings.

In order to make the purpose, technical scheme and advantages of the embodiment of the present invention more clear, the technical scheme in the embodiment of the present invention will be described clearly and completely with the attached drawings. Obviously, the described embodiment is a part of the embodiment of the present invention, but not the whole embodiment. Based on the embodiment in the present invention, all other ‘embodiments obtained by ordinary technicians in the field without creative work belong to. the scope of protection of the present invention. Therefore, the following detailed description of the embodiments of the invention provided in the accompanying drawings is Not intended to limit the scope of the claimed invention, but merely represents selected ‘embodiments of the invention.

It should be noted that similar symbols and letters indicate similar items in the following drawings, so once an item is defined in one drawing, it may not be further defined and explained in subsequent drawings.

Refer to Figs. 1 to 5. The water taking device for field scientific research and investigation described in this embodiment comprises a water taking rod 100, and the water taking rod 100 can be a fixed-length rod body or a telescopic rod. A fixed handle 101 is arranged at the first end of the water taking rod 100. And a water taking bracket 110 is arranged at the second end of the water taking rod 100, and the water taking bracket 110 comprises a base plate, and a mounting hole 111 is arranged on the base plate, and a water sample bottle 500 is detachably assembled on the mounting hole 111. The water sample bottle 500 includes a bottle body and a bottle neck 501.

The detachable connection between the mounting hole 111 and the water sample bottle 500 is conventional, such as threaded connection, plug-in connection, snap-in connection, etc., so long as the water sample bottle 500 does not fall off the mounting hole 111 after ‘sampling. In this embodiment, a specific connection mode is provided. The mounting hole 111 is a circular through hole, and the bottle neck 501 is a circular bottle neck. The inner wall of the mounting hole 111 is internally thread, and the outer wall of the bottle neck 501 is externally threaded, and the mounting hole 111 is connected with the bottle neck 501 through threads. Of course, the mounting hole 111 and the bottle neck 501 need not be circular, and other shapes, such as square, can be selected, so long as the bottle neck 501 can be inserted into and connected with the mounting hole 111 22/03/2023 6 The water sample bottle 500 may be a transparent bottle made of a transparent material ora light-proof bottle made of a light-proof material. The material selection of the water ‘sample bottle 500 shall be specifically selected according to the sampling requirements of the water sample. For example, when removing cyanide-containing water samples, choose a brown light-proof bottle to avoid the photolysis of cyanide by sunlight.

The water sample bottle 500 is detachably mounted on the mounting hole 111 to facilitate the replacement of the water sample bottle 500. It is easy to understand that each water ‘sample bottle has a bottle cap (not shown in the drawing). That is to say, after the water ‘sample is taken by using the water taking device of this embodiment, it is not necessary to. pour the water sample in the water sample bottle 500 into another container, but the water ‘sample bottle 500 containing the water sample can be directly taken down and covered with a bottle cap for preservation. Ifit is necessary to continue sampling, choose another clean empty water sample bottle, remove the bottle cap and install it on the water taking bracket.

When in use, after the water bottle is installed, the bottle mouth of the water bottle 500 is put downward, the water sample bottle 500 is pressed into the water by using the water taking rod 100. When reaching the target water level, the water sample bottle 500 is turned over until the bottle mouth is above the bottle body to wait for the water to flow into the water sample bottle 500, and after the water sample bottle 500 is filed with water, the water sample bottle 500 is taken out, the water bottle 500 is removed and covered the cup. The sampling is completed.

Ina further embodiment, in order to accurately control the sampling depth, a floating scaleplate 400 is connected to the base plate, and the zero scale line of the floating scaleplate is the same height as the bottle mouth of the water sample bottle 500. The floating scaleplate 400 is a scale made of light material. The light materials, such as low- density plant materials such as balsa wood and reed, or animal feathers, or foamed composite materials, etc... The invention does not involve the innovation of light materials, but any existing material that can be applied to the functional purpose of the floating scaleplate 400 of the invention can be selected without affecting the water quality of the water sample. A scaleplate connecting part 116 is arranged on the base plate, the zero scale end of the floating scaleplate 400 is connected with the scaleplate connecting part 116, and the other end of the floating scaleplate 400 is a free end. When the water sample bottle 500 enters the water, the float scaleplate 400 is in a vertical state under the buoyancy. Of course, in the case of shallow sampling depth, such as surface water, itis not necessary to use the floating scaleplate 400. And the length of the floating scaleplate 400 can be selected according to actual needs. The zero scale line of the float scaleplate 400 is the same height as the bottle mouth of the water sample bottle 500, and the water surface scale of the float scaleplate 400 is the depth at which the water sample bottle 500 22/03/2023 7 takes water samples. By setting the float scaleplate 400, the water sample with the target depth can be accurately taken.

Ina further embodiment, in order to prevent large solid impurities from entering the water ‘sample bottle 500, a cover body 200 is installed above the mounting hole 111, and a screen 202 is arranged on the cover body 200. The cover body 200 includes a cover plate and a side plate. When the cover body 200 is not used as a valve, the screen 202 is arranged on the cover plate. In the preferred scheme of this embodiment, the screen 202 is arranged on the side plate, and the cover plate is used to open or close the bottle mouth and play the role of a valve. The aperture of the screen 202 can be selected as required.

In the preferred embodiment, in order to prevent water of other layers from entering the water sample bottle 500 during sampling, or a valve is installed on the sampling mounting hole 111, the valve is a remote control valve.

Specifically, this embodiment provides a remote control valve with a new structure, which is suitable for water sample sampling. The base plate is provided with a valve mounting groove 112, and the valve mounting groove 112 is a circular groove and is coaxially arranged with the mounting hole 111. The valve is a cover body 200, and the cover body 200 comprises a cover plate and a side plate, wherein the side plate is in sliding fit with at least one side wall of the mounting groove 112, and a screen 202 is arranged on the side plate. The partition wall between the mounting groove 112 and the mounting hole 111 is a mouth-sealed ring 115. The side plate and the mounting groove 112 are connected by a tension elastic piece (not shown in the attached drawings). The tension elastic piece is a connecting piece, such as a connecting piece made of rubber material, that provides tension restoring force to the mounting groove 112 and the cover body 200. A pull ring 201 is arranged on the cover plate, a wire lifting frame 113 is arranged on the base plate, a wire lifting hole 114 is arranged on the wire lifing frame 113, the wire lifting hole 114 is, positioned above the pull ring 201, and a sliding ring 120 is assembled near the first end of the water taking rod 100. And it also comprises a pull wire 300, wherein the A end of the pull wire 300 is connected with the pull ring 201, and the B end of the pull wire 300 passes through the wire lifting hole 114 and is connected with the sliding ring 120. A plurality of guide rings 102 are arranged on the back of the water taking rod 100, and the B end of the pull wire 300 passes through the wire lifing hole 114 and the guide rings 102 and is connected with the sliding ring 120. A sliding handle 121 is arranged below the sliding ring 120. When the sliding handle 121 is pulled, the sliding ring 120 slides toward the fixed handle 101, and the sliding ring 120 pulls the pull wire 300, then the pull wire 300 pulls the pull ring 201; so that the cover body 200 slides on the mounting groove 112, the cover plate is separated from the mouth-sealed ring 115 or the bottle mouth; then the tension elastic piece is stretched, and the screen 202 slides out of the mounting groove 22/03/2023 8 112, then wait for water to enter the water sample bottle 500 from the screen 202. After the water flows into the water sample bottle 500, the sliding handle 121 is released, and the cover plate is attached to the mouth-sealed ring 115 or the bottle mouth under the restoring force of the tension elastic piece; and the pull ring 201 pulls the pull wire 300, and the pull wire 300 pulls the sliding ring 120, and the sliding ring 120 retums to the initial position. Just take the sealed water bottle 500 out of the water body.

In the description of the present invention, it should be understood that the azimuth or positional relationship indicated by the terms, such as "center", "longitudinal direction "transverse direction’, "length", "width’, "thickness", "top", "bottom’, "front", "back’, "left", "right", ‘vertical’, "horizontal", "top", "bottom", "inside", "outside", "clockwise" and "counterclockwise", is based on the azimuth or positional relationship shown in the attached drawings. Itis only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, so it cannot be understood as limiting the present invention.

In addition, the terms "first", "second", "A end" and "B end" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined as "first" and "second" may include one or more of these features explicitly or implicitly. In the description of the present invention, "multiple" means two or more, unless otherwise specifically defined.

In the present invention, unless otherwise specified and limited, the terms "install", "connect to", "connect with" and "fix" should be broadly understood, for example, they can be fixed connection, detachable connection or integrated; or it can be a mechanical connection or an electrical connection; or it can be directly connected, can also be indirectly connected through an intermediary, and it can be the internal connection of two elements or the interaction between two elements. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the present invention, unless otherwise specified and limited, the first feature above or below the second feature may include direct contact between the first and second features, or may include that the first and second features are not in direct contact but through another feature contact between them. Moreover, the words "above", "up" and on" of the first feature include that the first feature is directly above and obliquely above the second feature, or only indicate that the horizontal height of the first feature is higher than the second feature. The words "under", "down" and "below" of the first feature include that the first feature is directly below and obliquely below the second feature, or only indicate that the horizontal height of the first feature is lower than the second feature 22/03/2023 9 The above is only the preferred embodiment of the present invention, and it should be pointed out that the above preferred embodiment should not be regarded as a limitation of the present invention, and the scope of protection of the present invention should be subject to the scope defined by the claims. For those skilled in the art, without departing from the spirit and scope of the invention, several improvements and retouching can be made, and these improvements and retouching should also be regarded as the protection ‘scope of the invention. 22/03/2023

Claims (10)

Claims

1. Awater taking device for field scientific research and investigation comprising: a water taking rod, wherein a fixed handle is arranged at the first end of the water taking rod; wherein, a water taking bracket is arranged at the second end of the water taking rod, and the water taking bracket comprises a base plate, and a mounting hole is arranged on the base plate, and a water sample bottle is detachably assembled on the mounting hole.

2. The water taking device for field scientific research and investigation as claimed in claim 4, wherein: the base plate is connected with a floating scaleplate, and the zero scale line of the floating scaleplate is the same height as the bottle mouth of the water sample bottle.

3. The water taking device for field scientific research and investigation as claimed in claim 4, wherein: the water sample bottle comprises a bottle neck, and the bottle neck is detachably connected with the mounting hole; and a valve is mounted on the mounting hole. 4, The water taking device for field scientific research and investigation as claimed in claim

4., wherein: the water sample bottle comprises a bottle neck, and the bottle neck is detachably connected with the mounting hole, a cover body is installed above the mounting hole, and a screen is arranged on the cover body.

5. The water taking device for field scientific research and investigation as claimed in claim 3, wherein: the valve is a remote control valve.

6. The water taking device for field scientific research and investigation as claimed in claim 5, wherein: 22/03/2023 10 15 20 25 30 Br the base plate is provided with a valve mounting groove, the valve is a cover body, and the cover body comprises a cover plate and a side plate, and the side plate is in sliding fit with at least one side wall of the mounting groove, and a screen is arranged on the side plate.

7. The water taking device for field scientific research and investigation as claimed in claim 6, wherein: the side plate is connected with the mounting groove through a tension elastic piece; a pull ring is arranged on the cover plate, a wire lifting frame is arranged on the base plate, a wire lifting hole is arranged on the wire lifting frame, the wire lifting hole is positioned above the pull ring, and a sliding ring is assembled near the first end of the water taking rod; it also comprises a pull wire, wherein the A end of the pull wire is connected with the pull ring, and the B end of the pull wire passes through the wire lifting hole and is connected with the sliding ring.

8., The water taking device for field scientific research and investigation as claimed in claim 7, wherein: a plurality of guide rings are arranged on the water taking rod, and the B end of the pull wire passes through the wire lifting hole and the guide rings and is connected with the sliding ring

9. The water taking device for field scientific research and investigation as claimed in claim 8, wherein: a sliding handle is arranged below the sliding ring.

10. The water taking device for field scientific research and investigation as claimed in claim 4, wherein: the water taking rod is a telescopic rod; and the water sample bottle is a light- proof bottle. 22/03/2023 u/s 300 120-100 FIG.1 22/03/2023 2/5 400 vs | sae ~110 ‘i 7500 FIG.2