CN216410784U - Lake water sampling device for environmental protection detection - Google Patents
Lake water sampling device for environmental protection detection Download PDFInfo
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- CN216410784U CN216410784U CN202122784506.4U CN202122784506U CN216410784U CN 216410784 U CN216410784 U CN 216410784U CN 202122784506 U CN202122784506 U CN 202122784506U CN 216410784 U CN216410784 U CN 216410784U
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Abstract
The utility model discloses a lake water sampling device for environmental protection detection, which comprises a box body, a driving structure, sample liquid storage rings, a sampling structure and a cover plate, wherein the top of the box body is fixedly connected with a fixed rope, the driving structure is installed on a central axis of the bottom wall of the box body, two or more sample liquid storage rings are sequentially arranged in the box body, the sampling structure is installed on the driving structure, and a liquid inlet end of the sampling structure is transmitted out of the box body and communicated with lake water fluid. The sampling structure pumps lake water from an inlet end to an outlet end, the lake water enters the sample liquid storage ring through the liquid inlet hole, after sample liquid at one depth is sampled and sinks to another depth, the position of the sampling structure is adjusted by controlling the driving structure, so that the outlet end of the sampling structure is aligned to another sample liquid storage ring, and sampling steps are repeated, so that a worker can sample the lake water at different depths.
Description
Technical Field
The utility model relates to the technical field of environmental protection detection. In particular to a lake water sampling device for environmental protection detection.
Background
Sampling lake water and detecting the samples are one of the ways to know the quality of the lake water in detail. Chinese patent CN208171664U discloses a portable classified lake water sampling device, in which lake water sample liquid passes through the liquid inlet port 4, the second liquid permeating hole 17 and the first liquid permeating hole 12 in sequence to enter the sample liquid storage cavity 11 by pulling the pull ring rod 8 upwards manually, and the sample liquid storage cavity 11 is a plurality in total. Although the patent can realize the purpose of sampling lake water, the patent can only sample the surface layer of the lake water; when one of the sample liquids is tested to a certain place, the sample liquid storage bins 11 are all arranged in the annular storage cylinder 9, and only the whole annular storage cylinder 9 can be carried or the sample liquid can be taken out from the annular storage cylinder 9 and stored in other containers again, however, the sample liquid is easily polluted and one of the sample liquids is not convenient to carry.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the utility model is to provide the lake water sampling device for environmental protection detection, which can take lake water with different depths and conveniently carry one of samples.
In order to solve the technical problems, the utility model provides the following technical scheme:
a lake water sampling device for environmental protection detection comprises a box body, a driving structure, sample liquid storage rings, a sampling structure and a cover plate, wherein the top of the box body is fixedly connected with a fixed rope, the driving structure is installed on a central axis of the inner bottom wall of the box body, two or more sample liquid storage rings are sequentially arranged in the box body, the sampling structure is installed on the driving structure, a liquid inlet end of the sampling structure is transmitted out of the box body and communicated with lake water fluid, and a liquid outlet end of the sampling structure is communicated with a liquid inlet end of the sample liquid storage rings; the cover plate is hermetically arranged on the box body;
the pressure in the sample liquid storage ring and the pressure in the box body sealed by the cover plate are both smaller than atmospheric pressure;
the driving structure comprises a motor, a threaded column and a supporting plate, the motor is arranged in a motor bin arranged in the box body, an output shaft of the motor penetrates through the motor bin and is in driving connection with the second end of the threaded column, a threaded pipe is in threaded connection with the surface of the threaded column, and the supporting plate is arranged on the outer side of the circumferential direction of the threaded pipe;
fixedly connected with second U type spout on the backup pad surface, just second U type spout slides on the guide limit rod surface, just the bottom mounting of guide limit rod is in on the box diapire. The sampling structure pumps lake water from an inlet end to an outlet end, the lake water enters the sample liquid storage ring through the liquid inlet hole, after sample liquid at one depth is sampled and sinks to another depth, the position of the sampling structure is adjusted by controlling the driving structure, so that the outlet end of the sampling structure is aligned to another sample liquid storage ring, and sampling steps are repeated, so that a worker can sample the lake water at different depths; when the staff carries one of them kind of sample liquid to examine, after sample liquid takes to finish, will sample liquid storage ring follows take out in the box, the sample liquid storage of the different degree of depth is in the difference in the sample liquid storage ring, the staff can directly carry the corresponding sample liquid that needs to detect, need not to hold in addition in other storage household utensils, avoids lake water sample liquid to receive the pollution.
According to the lake water sampling device for environmental protection detection, the spring is arranged inside the outlet end of the sampling structure, the end part of the first end of the spring is fixedly provided with the top block, the sample liquid storage ring is provided with the liquid inlet hole, the liquid inlet hole is close to one side surface of the top block and is in sealing fit with the top block, and the top block is provided with the liquid inlet channel;
a filter frame is fixedly connected to the inner surface of the liquid inlet hole, the second end of the ejector rod movably penetrates through a through hole in the center of the filter frame and is fixedly connected with a cross limiting rod, a silica gel stop block is fixedly connected to the first end of the ejector rod, a tension spring is arranged between the silica gel stop block and the filter frame, the first end of the tension spring is fixed to the surface of the silica gel stop block, the second end of the tension spring is fixed to the surface of the filter frame, and the tension spring is sleeved on the surface of the ejector rod;
the sample liquid storage ring is internally provided with a sealing groove, and the silica gel stop block is clamped in the sealing groove.
The lake water sampling device for environmental protection detection comprises an electric valve, a sampling pipe, a hose and a liquid guide pipe, wherein the electric valve is arranged on the upper surface of a support plate, the inlet end of the electric valve is communicated with the sampling pipe through the hose, the sampling pipe penetrates through the cover plate and protrudes out of the cover plate, the outlet end of the electric valve is connected with the liquid guide pipe, and the tail end of the liquid guide pipe penetrates through the upper surface of the support plate and penetrates out of the middle part of the circumferential surface of the support plate;
the inner pipe wall of the sampling pipe is provided with a filter block;
the second end of the spring is fixed on the inner wall of the catheter;
the outer diameter of the liquid guide pipe is smaller than the diameter of the liquid inlet hole.
According to the lake water sampling device for environmental protection detection, the first U-shaped sliding groove is fixedly connected to the outer surface of the inner circle of the sample liquid storage ring and slides on the surface of the guide limiting rod; the sample liquid storage ring is characterized in that a handle is fixedly connected to the central hole wall of the sample liquid storage ring, a water outlet pipe is installed on the central hole wall of the sample liquid storage ring, and a plug is arranged at the outlet end of the water outlet pipe.
According to the lake water sampling device for environmental protection detection, the storage battery is arranged in the box body; an exhaust pipe is installed on the cover plate, and a plug is arranged at one end, located above the cover plate, of the exhaust pipe.
Above-mentioned lake water sampling device for environmental protection detects, install the controller on the box diapire, motorised valve with controller electric connection, the motor with controller electric connection, the controller with battery electric connection.
The technical scheme of the utility model achieves the following beneficial technical effects:
1. according to the utility model, the sampling structure pumps lake water from the inlet end to the outlet end, the lake water enters the sample liquid storage ring through the liquid inlet hole, after the sample liquid at one depth is sampled and sinks to another depth, the position of the sampling structure is adjusted by controlling the driving structure, so that the outlet end of the sampling structure is aligned to another sample liquid storage ring, and the sampling step is repeated, so that a worker can sample the lake water at different depths.
2. When the staff carries one of them kind of sample liquid to examine, after sample liquid takes to finish, will sample liquid storage ring follows take out in the box, the sample liquid storage of the different degree of depth is in the difference in the sample liquid storage ring, the staff can directly carry the corresponding sample liquid that needs to detect, need not to hold in addition in other storage household utensils, avoids lake water sample liquid to receive the pollution.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of a lake water sampling device for environmental protection testing according to the present invention;
FIG. 2 is a schematic top view of a sample liquid storage ring in the environmental protection testing lake water sampling apparatus according to the present invention;
FIG. 3 is an enlarged schematic view of the position A of the lake water sampling device for environmental protection inspection according to the present invention.
The reference numbers in the figures denote: 1-a box body; 2-a drive structure; 201-a motor; 202-threaded post; 203-a support plate; 205-a threaded pipe; 3-sample liquid storage ring; 4-a sampling structure; 401-electrically operated valve; 402-a sampling tube; 403-a hose; 404-a catheter; 5-a spring; 6-a top block; 7-a cross limiting rod; 8-a filter frame; 9-a tension spring; 10-a silica gel stop block; 11-a seal groove; 12-a handle; 13-a first U-shaped chute; 14-guiding a limiting rod; 15-a second U-shaped chute; 16-a water outlet pipe; 17-a cover plate; 18-an extraction tube; 19-a battery; 20-a top rod; 21-fixing the rope; 22-a controller.
Detailed Description
In this embodiment, as shown in fig. 1 to 3, a lake water sampling device for environmental protection detection includes a box 1, a driving structure 2, a sample liquid storage ring 3, a sampling structure 4 and a cover plate 17, where the top of the box 1 is fixedly connected with a fixing rope 21, the driving structure 2 is installed on a central axis of an inner bottom wall of the box 1, two or more sample liquid storage rings 3 are sequentially arranged in the box 1, the sampling structure 4 is installed on the driving structure 2, a liquid inlet end of the sampling structure 4 is transmitted out of the box 1 and is communicated with lake water fluid, and a liquid outlet end of the sampling structure 4 is communicated with a liquid inlet end of the sample liquid storage ring 3; the cover plate 17 is hermetically arranged on the box body 1; the pressure in the sample liquid storage ring 3 and the pressure in the box body 1 sealed by the cover plate 17 are both smaller than the atmospheric pressure; the driving structure 2 comprises a motor 201, a threaded column 202 and a supporting plate 203, the motor 201 is installed in a motor bin arranged in the box body 1, an output shaft of the motor 201 penetrates through the motor bin and is in driving connection with a second end of the threaded column 202, a threaded pipe 205 is in threaded connection with the surface of the threaded column 202, and the supporting plate 203 is arranged on the circumferential outer side of the threaded pipe 205; the supporting plate 203 is fixedly connected with a second U-shaped sliding groove 15 on the surface, the second U-shaped sliding groove 15 slides on the surface of the guide limiting rod 14, and the bottom end of the guide limiting rod 14 is fixed on the inner bottom wall of the box body 1. The sampling structure 4 pumps lake water from an inlet end to an outlet end, the lake water enters the sample liquid storage ring 3 through the liquid inlet hole, after sample liquid at one depth is sampled and sinks to another depth, the position of the sampling structure 4 is adjusted by controlling the driving structure 2, so that the outlet end of the sampling structure 4 is aligned to another sample liquid storage ring 3, and sampling steps are repeated, so that a worker can sample the lake water at different depths; when the staff carries one of them kind of sample liquid to examine, after sample liquid takes to finish, will sample liquid storage ring 3 follows take out in the box 1, the sample liquid storage of the different degree of depth is in the difference in the sample liquid storage ring 3, the staff can directly carry the corresponding sample liquid that needs to detect, need not to hold in addition in other storage wares, avoids lake water sample liquid to receive the pollution.
A spring 5 is arranged inside the outlet end of the sampling structure 4, a top block 6 is fixedly mounted at the first end of the spring 5, a liquid inlet hole is formed in the sample liquid storage ring 3, the liquid inlet hole is close to the surface of one side of the top block 6 and is in sealing fit with the top block 6, and a liquid inlet channel is formed in the top block 6; a filter frame 8 is fixedly connected to the inner surface of the liquid inlet hole, a second end of an ejector rod 20 movably penetrates through a through hole in the center of the filter frame 8 and is fixedly connected with a cross limiting rod 7, a silica gel stop block 10 is fixedly connected to a first end of the ejector rod 20, a tension spring 9 is arranged between the silica gel stop block 10 and the filter frame 8, the first end of the tension spring 9 is fixed on the surface of the silica gel stop block 10, the second end of the tension spring 9 is fixed on the surface of the filter frame 8, and the tension spring 9 is sleeved on the surface of the ejector rod 20; a sealing groove 11 is formed in the inner side wall of the sample liquid storage ring 3, and the silica gel stop block 10 is clamped in the sealing groove 11.
The sampling structure 4 comprises an electric valve 401, a sampling tube 402, a hose 403 and a liquid guide pipe 404, wherein the electric valve 401 is installed on the upper surface of the support plate 203, the inlet end of the electric valve 401 is communicated with the sampling tube 402 through the hose 403, the sampling tube 402 passes through the cover plate 17 and protrudes out of the cover plate 17, the outlet end of the electric valve 401 is connected with the liquid guide pipe 404, and the tail end of the liquid guide pipe 404 penetrates into the upper surface of the support plate 203 and penetrates out of the middle part of the circumferential surface of the support plate 203; the inner pipe wall of the sampling pipe 402 is provided with a filter block; the second end of the spring 5 is fixed on the inner pipe wall of the catheter 404; the outer diameter of the liquid guide pipe 404 is smaller than the diameter of the liquid inlet hole.
A first U-shaped sliding groove 13 is fixedly connected to the outer surface of the inner circle of the sample liquid storage ring 3, and the first U-shaped sliding groove 13 slides on the surface of the guide limiting rod 14; a handle 12 is fixedly connected to the wall of the central hole of the sample liquid storage ring 3, a water outlet pipe 16 is installed on the wall of the central hole of the sample liquid storage ring 3, and a plug is arranged at the outlet end of the water outlet pipe 16.
A storage battery 19 is arranged in the box body 1; an air exhaust pipe 18 is installed on the cover plate 17, and a plug is arranged at one end, located above the cover plate 17, of the air exhaust pipe 18.
A controller 22 is installed on the inner bottom wall of the box body 1, the electric valve 401 is electrically connected with the controller 22, the motor 201 is electrically connected with the controller 22, and the controller 22 is electrically connected with the storage battery 19.
In the embodiment, the driving structure 2 installed on the central axis of the bottom wall in the box 1 is used for regulating and controlling the position of the sampling structure 4 installed on the driving structure 2, so that the outlet end of the sampling structure 4 can be aligned to different sample liquid storage rings 3; pile up 1 inside the box sample liquid storage ring 3 is used for storing the lake water sample to two or more lake water samples that drive the different positions of sample liquid storage ring 3 are preserved alone, and the staff can directly carry corresponding sample liquid that needs to detect, need not to hold in addition in other storage wares, avoids lake water sample liquid to receive the pollution.
The specific using process comprises the following steps:
when the device is used, the box body 1 is lowered into lake water through the fixing rope 21, when the box body 1 is lowered to a preset depth of the lake water, the controller 22 controls the electric valve 401 to be opened, the lake water sequentially passes through the sampling pipe 402, the hose 403, the electric valve 401 and the liquid guide pipe 404 and enters the sample liquid storage ring 3 through the liquid inlet channel and the liquid inlet hole formed in the top block 6;
after sampling of one position of lake water is finished, the controller 22 closes the electric valve 401, the controller 22 controls the motor 201 to drive the threaded column 202 to rotate, the supporting plate 203 is driven to move directionally, after the supporting plate 203 moves to a certain position, the spring 5 pops the top block 6 out, the top block 6 is in sealing fit with the liquid inlet hole, and the sampling step is repeated through the controller 22 until sampling is finished.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications are possible which remain within the scope of the appended claims.
Claims (7)
1. The lake water sampling device for the environmental protection detection is characterized by comprising a box body (1), a driving structure (2), a sample liquid storage ring (3), a sampling structure (4) and a cover plate (17), wherein a fixed rope (21) is fixedly connected to the top of the box body (1), the driving structure (2) is installed on a central axis of the inner bottom wall of the box body (1), two or more sample liquid storage rings (3) are sequentially arranged in the box body (1), the sampling structure (4) is installed on the driving structure (2), a liquid inlet end of the sampling structure (4) is transmitted out of the box body (1) and communicated with lake water fluid, and a liquid outlet end of the sampling structure (4) is communicated with a liquid inlet end of the sample liquid storage ring (3); the cover plate (17) is hermetically arranged on the box body (1);
the pressure in the sample liquid storage ring (3) and the pressure in the box body (1) sealed by the cover plate (17) are both smaller than the atmospheric pressure;
the driving structure (2) comprises a motor (201), a threaded column (202) and a supporting plate (203), the motor (201) is installed in a motor bin formed in the box body (1), an output shaft of the motor (201) penetrates through the motor bin and is in driving connection with the second end of the threaded column (202), a threaded pipe (205) is in threaded connection with the surface of the threaded column (202), and the supporting plate (203) is arranged on the outer side of the circumferential direction of the threaded pipe (205);
the supporting plate (203) is fixedly connected with a second U-shaped sliding groove (15) on the surface, the second U-shaped sliding groove (15) slides on the surface of the guide limiting rod (14), and the bottom end of the guide limiting rod (14) is fixed on the inner bottom wall of the box body (1).
2. The lake water sampling device for environmental protection detection according to claim 1, wherein a spring (5) is arranged inside an outlet end of the sampling structure (4), a top block (6) is fixedly mounted at a first end of the spring (5), a liquid inlet hole is formed in the sample liquid storage ring (3), the liquid inlet hole is close to one side surface of the top block (6) and is in sealing fit with the top block (6), and a liquid inlet channel is formed in the top block (6);
a filter frame (8) is fixedly connected to the inner surface of the liquid inlet hole, a second end of a top rod (20) movably penetrates through a through hole in the center of the filter frame (8) and is fixedly connected with a cross limiting rod (7), a silica gel stop block (10) is fixedly connected to a first end of the top rod (20), a tension spring (9) is arranged between the silica gel stop block (10) and the filter frame (8), a first end of the tension spring (9) is fixed to the surface of the silica gel stop block (10), a second end of the tension spring (9) is fixed to the surface of the filter frame (8), and the tension spring (9) is sleeved on the surface of the top rod (20);
a sealing groove (11) is formed in the inner side wall of the sample liquid storage ring (3), and the silica gel stop block (10) is clamped in the sealing groove (11).
3. The environmental protection testing lake water sampling device according to claim 2, wherein the sampling structure (4) comprises an electric valve (401), a sampling tube (402), a hose (403) and a liquid guide tube (404), the electric valve (401) is mounted on the upper surface of the support plate (203), the inlet end of the electric valve (401) is communicated with the sampling tube (402) through the hose (403), the sampling tube (402) passes through the cover plate (17) and protrudes out of the cover plate (17), the outlet end of the electric valve (401) is connected with the liquid guide tube (404), and the tail end of the liquid guide tube (404) penetrates through the upper surface of the support plate (203) and penetrates out of the middle of the circumferential surface of the support plate (203);
the inner pipe wall of the sampling pipe (402) is provided with a filter block;
the second end of the spring (5) is fixed on the inner pipe wall of the catheter (404).
4. The environmental-friendly lake water sampling device as claimed in claim 3, wherein the outer diameter of the liquid guide pipe (404) is smaller than the diameter of the liquid inlet hole.
5. The lake water sampling device for environmental protection detection according to claim 1, wherein a first U-shaped sliding groove (13) is fixedly connected to the outer surface of the inner circle of the sample liquid storage ring (3), and the first U-shaped sliding groove (13) slides on the surface of the guide limiting rod (14); the sample liquid storage ring is characterized in that a handle (12) is fixedly connected to the wall of the center hole of the sample liquid storage ring (3), a water outlet pipe (16) is installed on the wall of the center hole of the sample liquid storage ring (3), and a plug is arranged at the outlet end of the water outlet pipe (16).
6. The environmental-friendly lake water sampling device as claimed in claim 3, wherein a storage battery (19) is arranged in the box body (1); an air suction pipe (18) is installed on the cover plate (17), and a plug is arranged at one end, located above the cover plate (17), of the air suction pipe (18).
7. The environmental protection lake water sampling device for detection according to claim 6, wherein a controller (22) is installed on the inner bottom wall of the box body (1), the electric valve (401) is electrically connected with the controller (22), the motor (201) is electrically connected with the controller (22), and the controller (22) is electrically connected with the storage battery (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122784506.4U CN216410784U (en) | 2021-11-15 | 2021-11-15 | Lake water sampling device for environmental protection detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122784506.4U CN216410784U (en) | 2021-11-15 | 2021-11-15 | Lake water sampling device for environmental protection detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216410784U true CN216410784U (en) | 2022-04-29 |
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ID=81301022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122784506.4U Active CN216410784U (en) | 2021-11-15 | 2021-11-15 | Lake water sampling device for environmental protection detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216410784U (en) |
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2021
- 2021-11-15 CN CN202122784506.4U patent/CN216410784U/en active Active
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