CN219015765U - Water resource sampling device - Google Patents
Water resource sampling device Download PDFInfo
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- CN219015765U CN219015765U CN202223421481.2U CN202223421481U CN219015765U CN 219015765 U CN219015765 U CN 219015765U CN 202223421481 U CN202223421481 U CN 202223421481U CN 219015765 U CN219015765 U CN 219015765U
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- protective sleeve
- cylinder
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- water
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Abstract
The utility model discloses a water resource sampling device, which comprises a sampling cylinder and a protective sleeve, wherein the protective sleeve is sleeved on the outer side of the sampling cylinder; the inner part of the protective sleeve is divided into a containing cavity and a gas storage cavity positioned outside the containing cavity by the arc baffle; the sampling tube is sleeved in the accommodating cavity and can slide relative to the protective sleeve; a plurality of relatively independent water storage cavities are arranged in the sampling cylinder at equal intervals along the height direction of the sampling cylinder, and a second water inlet hole and a first air outlet hole are formed in the side wall of each water storage cavity; a plurality of first water inlet holes corresponding to the second water inlet holes are formed in the side wall of the accommodating cavity and are communicated with the outside through the first water inlet holes, a plurality of second air outlet holes corresponding to the first air outlet holes are formed in the circular arc partition plate, and a one-way valve is arranged in each second air outlet hole; the outer side of the protective sleeve is sleeved with an installation cylinder, and a driving mechanism is connected between the protective sleeve and the installation cylinder.
Description
Technical Field
The utility model relates to the field of environmental protection, in particular to a water resource sampling device.
Background
The protection environment is that human beings consciously protect natural resources and reasonably utilize the natural resources to prevent the natural environment from being polluted and destroyed, wherein the water resources are taken as one of precious resources, the protection of the water resources is more important, when the water resources are protected, the water resources are usually required to be sampled at a source, the samples are analyzed, pollutants in the water resources are determined, and corresponding treatment work is carried out, so that a water resource sampling device is needed.
Patent number CN202122160201.6 discloses an environmental protection detection device convenient to water sampling, and it can realize the sampling operation of water through lifting traction rope, however, when carrying out the water sample and examine time measuring, need gather the water sample of different degree of depth, and the device needs to carry out many times operation side and can realize all water sample collection work, and its sampling time is longer, need improve it.
Disclosure of Invention
The utility model aims to solve the problems and provide the water resource sampling device which is simple in structure and convenient to use.
In order to achieve the above object, the technical scheme of the present utility model is as follows:
the water resource sampling device comprises a sampling cylinder and a protective sleeve, wherein the protective sleeve is sleeved on the outer side of the sampling cylinder; the protection sleeve is arranged in a circular tube shape with a sealed top end, an arc baffle plate is arranged in the protection sleeve, and the interior of the protection sleeve is divided into a containing cavity and a gas storage cavity positioned outside the containing cavity through the arc baffle plate; the sampling tube is sleeved in the accommodating cavity and can slide relative to the protective sleeve; a plurality of relatively independent water storage cavities are arranged in the sampling cylinder at equal intervals along the height direction of the sampling cylinder, and a second water inlet hole and a first air outlet hole are formed in the side wall of each water storage cavity; a plurality of first water inlet holes corresponding to the second water inlet holes are formed in the side wall of the accommodating cavity and are communicated with the outside through the first water inlet holes, a plurality of second air outlet holes corresponding to the first air outlet holes are formed in the circular arc partition plate, and a one-way valve is arranged in each second air outlet hole; the outer side of the protective sleeve is sleeved with an installation cylinder, and a driving mechanism is connected between the protective sleeve and the installation cylinder.
Further, the driving mechanism comprises a screw rod and a connecting piece; the mounting cylinder is cylindrical and is provided with an opening at the bottom end, and a sealing state is kept between the inner side wall of the mounting cylinder and the outer side wall of the protective sleeve; the inner side wall of the mounting cylinder is provided with a mounting groove along the axial direction of the mounting cylinder, a screw rod is rotatably connected in the mounting groove, the length direction of the screw rod is consistent with the axial direction of the mounting cylinder, a connecting piece is sleeved in the middle of the screw rod and is in threaded connection with the connecting piece, and the connecting piece is fixedly connected with the outer side wall of the protective sleeve; the top end of the screw rod penetrates out of the end wall of the top end of the mounting cylinder and then is connected with the power assembly.
Further, the power assembly comprises a turntable and a driven gear, the center position of the turntable is rotatably connected with the top end of the mounting cylinder, the periphery of the turntable is meshed with the driven gear, and the center position of the bottom end of the driven gear is fixedly connected with the screw rod; the upper end of the turntable is provided with a shaking handle.
Further, the top end of the gas storage cavity is provided with a gas passing hole and is communicated with the inside of the mounting cylinder through the gas passing hole.
Further, the bottom end of the sampling cylinder is fixedly connected with a sealing cover, and the outer diameter of the sealing cover is matched with the inner diameter of the mounting cylinder; when the sampling tube is connected with the protective sleeve, the sealing cover is embedded in the inner side of the bottom end of the mounting tube, and the upper end of the sealing cover is abutted against the bottom end of the air storage cavity.
Compared with the prior art, the utility model has the advantages and positive effects that:
when the sampling operation is carried out, the whole device is firstly longitudinally arranged at a position to be collected, then the driving mechanism is controlled to enable the mounting cylinder to move relative to the protective sleeve, when the mounting cylinder does not shade the protective sleeve any more, water flows with different depths enter different water storage cavities in the sampling cylinder from the first water inlet holes and the second water inlet holes with corresponding heights, and finally the mounting cylinder is sleeved outside the protective sleeve again through reverse operation of the driving mechanism, so that collected water samples can be prevented from losing; according to the water sample detection device, water sample collection operation of different depths can be realized simultaneously through one-time sampling operation, multiple collection operations are not needed, the sampling time of water resource sampling operation is effectively shortened, the sampling efficiency is improved, and convenience is brought to water resource detection operation.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a diagram showing the connection structure of the mounting cylinder and the protective sleeve;
FIG. 3 is an assembly structure diagram of a sampling tube and a protective sleeve;
FIG. 4 is a diagram showing the connection structure of the sampling tube and the protective sleeve;
FIG. 5 is a schematic view of the internal structure of a cartridge;
fig. 6 is a connection structure view of the sealing cap.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, modifications, equivalents, improvements, etc., which are apparent to those skilled in the art without the benefit of this disclosure, are intended to be included within the scope of this utility model.
As shown in fig. 1 to 6, the embodiment discloses a water resource sampling device, which comprises a sampling tube 1 and a protective sleeve 2, wherein the protective sleeve 2 is sleeved outside the sampling tube 1; the protective sleeve 2 is arranged in a circular tube shape with a sealed top end, an arc baffle 201 is arranged in the protective sleeve 2, the interior of the protective sleeve 2 is divided into a containing cavity 202 and a gas storage cavity 203 positioned outside the containing cavity 202 by the arc baffle 201, and a gas passing hole 205 communicated with the outside is formed in the top end of the gas storage cavity 203; the sampling tube 1 is sleeved in the accommodating cavity 202, and the sampling tube 1 can slide relative to the protective sleeve 2; a plurality of relatively independent water storage cavities 103 are arranged in the sampling cylinder 1 at equal intervals along the height direction of the sampling cylinder 1, and a second water inlet hole 101 and a first air outlet hole 102 are arranged on the side wall of each water storage cavity 103; a plurality of first water inlet holes 204 corresponding to the second water inlet holes 101 are arranged on the side wall of the accommodating cavity 202 and are communicated with the outside through the first water inlet holes 204, a plurality of second air outlet holes corresponding to the first air outlet holes 102 are arranged on the circular arc partition 201, and a one-way valve 206 enabling air to only enter the air storage cavity in one way is arranged in the second air outlet holes; the outer side of the protective sleeve 2 is sleeved with an installation cylinder 3, and a driving mechanism is connected between the protective sleeve 2 and the installation cylinder 3.
When the sampling tube 1 is installed, the sampling tube 1 is embedded in the protective sleeve 2, a sealing state is kept between the sampling tube 1 and the protective sleeve 2, meanwhile, the bottom end of the sampling tube 1 is fixedly connected with a sealing cover 4, and when the sampling tube 1 is installed in the protective sleeve 2, the sealing cover 4 is in butt joint sealing with the bottom end of the gas storage cavity 203; in order to avoid the rotation of the sampling tube 1 in the accommodating cavity 202, a limiting protrusion can be arranged on the outer wall of the sampling tube 1, a corresponding limiting groove is arranged on the inner wall of the accommodating cavity 202, and a sliding limiting structure is formed between the limiting protrusion and the corresponding limiting groove, so that the sampling tube 1 can only slide longitudinally relative to the accommodating cavity 202 and cannot rotate, and the mutual correspondence of the first water inlet 204 and the second water inlet 101 in position is ensured.
The driving mechanism comprises a screw rod 5 and a connecting piece 6; the mounting cylinder 3 is in a cylindrical shell shape with an opening at the bottom end, a handle 10 convenient to hold is arranged on the outer side of the mounting cylinder 3, a sealing state is kept between the inner side wall of the mounting cylinder 3 and the outer side wall of the protecting sleeve 2, and meanwhile, the protecting sleeve 2 can slide relative to the mounting cylinder 3; the inner side wall of the mounting cylinder 3 is provided with a mounting groove along the axial direction of the mounting cylinder 3, a screw rod 5 is rotatably connected in the mounting groove, the length direction of the screw rod 5 is consistent with the axial direction of the mounting cylinder 6, a connecting piece 6 is sleeved in the middle of the screw rod 5, the screw rod 5 is in threaded connection with the connecting piece 6, and the connecting piece 6 is fixedly connected with the upper end of the outer side wall of the protective sleeve 2; the top end of the screw rod 5 penetrates out of the end wall of the top end of the mounting cylinder 3 and then is connected with a power assembly.
The installation cylinder can longitudinally move relative to the connecting piece and the protective sleeve through the rotation of the screw rod, the bottom end of the installation groove does not penetrate through the inner wall of the installation cylinder, so that the inner wall of the bottom end of the installation cylinder and the outer wall of the protective sleeve can be kept in a sealing state, and when the installation cylinder moves upwards, a sealing cavity is formed between the inner wall of the installation cylinder and the outer wall of the protective sleeve and is communicated with the gas storage cavity through the gas passing holes.
The power assembly comprises a turntable 7 and a driven gear 8, the center position of the turntable 7 is rotatably connected with the top end of the mounting cylinder 3, the periphery of the turntable 7 is meshed with the driven gear 8, and the center position of the bottom end of the driven gear 8 is fixedly connected with the top end of the screw rod 5; the upper end of the turntable 7 is provided with a shaking handle 9.
The rotary driving effect of the screw rod can be realized by driving the turntable to rotate through shaking the handle; when the water source is deeper, the water source can also be improved by adopting the design of a remote control motor and the like, and the screw rod is controlled to rotate forwards and reversely through the remote control motor.
The water sample collection process of the device is as follows: firstly, sequentially installing a collection cylinder, a protective sleeve and an installation cylinder, wherein after the collection cylinder, the first water inlet hole corresponds to the second water inlet hole, the first air outlet hole corresponds to the second air outlet hole, and a sealing cover at the bottom end of the collection cylinder is abutted to the bottom end of the protective sleeve and seals the bottom end of the air storage cavity; then, the whole device is placed in a water source, when the collecting cylinder reaches a designated collecting position, the mounting cylinder is enabled to move upwards through the driving mechanism, in the moving process, the first water inlet holes on the protective sleeve are leaked, water flows with different depths sequentially pass through the first water inlet holes and the second water inlet holes and then enter the water storage cavity of the collecting cylinder, and air in the water storage cavity enters the air storage cavity through the first air outlet holes and the second air outlet holes and then enters the airtight cavity formed by the inner wall of the mounting cylinder and the top end of the protective sleeve through the air holes; when the water sample collection operation is finished, the driving mechanism is reversely controlled to enable the mounting cylinder to move downwards, and the mounting cylinder gradually shields all the first water inlet holes again; meanwhile, in the downward moving process of the mounting cylinder, as the airtight cavity formed by the inner wall of the mounting cylinder and the top end of the protective sleeve is gradually reduced, the air in the mounting cylinder returns to the air storage cavity through the air hole again, the air pressure in the air storage cavity is gradually increased, and when the air pressure is increased to a certain degree, the air pressure can push the sealing cover to move downwards, and the sealing cover can drive the collecting cylinder to move downwards for a certain distance relative to the protective sleeve until the bottom end of the air storage cavity is communicated with the outside; at the moment, the second water inlet hole and the first air outlet hole on the collecting cylinder are staggered with the first water inlet hole and the second air outlet hole on the protecting sleeve, and the water sample collected in the collecting cylinder cannot flow out; when the water sample is required to be taken out, the water sample can flow out of the second water inlet hole only by pulling the collecting cylinder to enable the collecting cylinder to completely come out of the protective sleeve.
When the sampling operation is carried out, the whole device is firstly longitudinally arranged at a position to be collected, then the driving mechanism is controlled to enable the mounting cylinder to move relative to the protective sleeve, when the mounting cylinder does not shade the protective sleeve any more, water flows with different depths enter different water storage cavities in the sampling cylinder from the first water inlet holes and the second water inlet holes with corresponding heights, and finally the mounting cylinder is sleeved outside the protective sleeve again through reverse operation of the driving mechanism, so that collected water samples can be prevented from losing; according to the water sample detection device, water sample collection operation of different depths can be realized simultaneously through one-time sampling operation, multiple collection operations are not needed, the sampling time of water resource sampling operation is effectively shortened, the sampling efficiency is improved, and convenience is brought to water resource detection operation.
Claims (5)
1. The water resource sampling device comprises a sampling cylinder and a protective sleeve, wherein the protective sleeve is sleeved on the outer side of the sampling cylinder; the method is characterized in that: the protection sleeve is arranged in a circular tube shape with a sealed top end, an arc baffle plate is arranged in the protection sleeve, and the interior of the protection sleeve is divided into a containing cavity and a gas storage cavity positioned outside the containing cavity through the arc baffle plate; the sampling tube is sleeved in the accommodating cavity and can slide relative to the protective sleeve; a plurality of relatively independent water storage cavities are arranged in the sampling cylinder at equal intervals along the height direction of the sampling cylinder, and a second water inlet hole and a first air outlet hole are formed in the side wall of each water storage cavity; a plurality of first water inlet holes corresponding to the second water inlet holes are formed in the side wall of the accommodating cavity and are communicated with the outside through the first water inlet holes, a plurality of second air outlet holes corresponding to the first air outlet holes are formed in the circular arc partition plate, and a one-way valve is arranged in each second air outlet hole; the outer side of the protective sleeve is sleeved with an installation cylinder, and a driving mechanism is connected between the protective sleeve and the installation cylinder.
2. A water resource sampling device as claimed in claim 1, wherein: the driving mechanism comprises a screw rod and a connecting piece; the mounting cylinder is cylindrical and is provided with an opening at the bottom end, and a sealing state is kept between the inner side wall of the mounting cylinder and the outer side wall of the protective sleeve; the inner side wall of the mounting cylinder is provided with a mounting groove along the axial direction of the mounting cylinder, a screw rod is rotatably connected in the mounting groove, the length direction of the screw rod is consistent with the axial direction of the mounting cylinder, a connecting piece is sleeved in the middle of the screw rod and is in threaded connection with the connecting piece, and the connecting piece is fixedly connected with the outer side wall of the protective sleeve; the top end of the screw rod penetrates out of the end wall of the top end of the mounting cylinder and then is connected with the power assembly.
3. A water resource sampling device as claimed in claim 2, wherein: the power assembly comprises a turntable and a driven gear, the center of the turntable is rotatably connected with the top end of the mounting cylinder, the periphery of the turntable is meshed with the driven gear, and the center of the bottom end of the driven gear is fixedly connected with the screw rod; the upper end of the turntable is provided with a shaking handle.
4. A water resource sampling device as claimed in claim 3, wherein: the top end of the gas storage cavity is provided with a gas passing hole and is communicated with the inside of the mounting cylinder through the gas passing hole.
5. A water resource sampling device as claimed in claim 4, wherein: the bottom end of the sampling tube is fixedly connected with a sealing cover, and the outer diameter of the sealing cover is matched with the inner diameter of the mounting tube; when the sampling tube is connected with the protective sleeve, the sealing cover is embedded in the inner side of the bottom end of the mounting tube, and the upper end of the sealing cover is abutted against the bottom end of the air storage cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223421481.2U CN219015765U (en) | 2022-12-21 | 2022-12-21 | Water resource sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223421481.2U CN219015765U (en) | 2022-12-21 | 2022-12-21 | Water resource sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219015765U true CN219015765U (en) | 2023-05-12 |
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ID=86269590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223421481.2U Active CN219015765U (en) | 2022-12-21 | 2022-12-21 | Water resource sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219015765U (en) |
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2022
- 2022-12-21 CN CN202223421481.2U patent/CN219015765U/en active Active
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