CN108760387B - Portable inland lake water sampler - Google Patents
Portable inland lake water sampler Download PDFInfo
- Publication number
- CN108760387B CN108760387B CN201810263016.XA CN201810263016A CN108760387B CN 108760387 B CN108760387 B CN 108760387B CN 201810263016 A CN201810263016 A CN 201810263016A CN 108760387 B CN108760387 B CN 108760387B
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- Prior art keywords
- piston
- water sampler
- water
- sampler body
- fixed
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
- G01N2001/1427—Positive displacement, piston, peristaltic
Abstract
The invention discloses a portable inland lake water sampler, which comprises a water sampler body, wherein a balancing weight is arranged in the middle of the bottom end of the water sampler body, a first piston and a second piston which are horizontally arranged are slidably connected to the bottom end inside the water sampler body, the first piston is positioned above the second piston, water inlets are formed in two sides of the bottom end of the water sampler body, the water inlets and the first piston are positioned on the same horizontal plane, and a vertically arranged fixed rod is fixed in the middle of the top end of the first piston.
Description
Technical Field
The invention relates to the technical field of water collectors, in particular to a portable inland lake water collector.
Background
In the northwest inland, some lakes are required to be collected so as to detect the water quality. The traditional water sampler does not have an automatic sealing function after being filled with water, because the water sampler inevitably shakes in the lifting process, only a small amount of water is left in the water sampler after being lifted, repeated collection is needed for many times, the water sampling effect is poor, and the water sampling efficiency is low, so that the portable inland lake water sampler is provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a portable inland lake water sampler.
In order to achieve the purpose, the invention adopts the following technical scheme:
a portable inland lake water sampler comprises a water sampler body, wherein a balancing weight is arranged at the middle position of the bottom end of the water sampler body, a first piston and a second piston which are horizontally arranged are slidably connected to the bottom end inside the water sampler body, the first piston is positioned above the second piston, water inlets are formed in two sides of the bottom end of the water sampler body, the water inlets and the first piston are positioned on the same horizontal plane, a vertically-arranged fixing rod is fixed at the middle position of the top end of the first piston, the top end of the fixing rod penetrates through the inner wall of the top end of the water sampler body and extends to the outside of the water sampler body, a fixing block is fixed at the top end of the fixing rod, a lifting rope is fixed at the top end of the fixing block, a buoy is arranged on the lifting rope, two vertically-arranged connecting rods are fixed at the middle position of the top end of the, the gas vent that has two perpendicular settings is opened to the top intermediate position of water sampler body, and dog sliding connection is in the gas vent, and the inside both sides of water sampler body all are equipped with the guide bar of perpendicular setting, and the top and the bottom of guide bar are fixed respectively on the top and the bottom inner wall of water sampler body, and the guide way of perpendicular setting is all opened to the both sides of first piston and second piston, and guide bar sliding connection is in the guide way.
Preferably, two pull wires are arranged between the first piston and the second piston, the two pull wires are positioned between the two guide rods, and the first piston, the pull wires, the second piston and the water inlet are matched with each other.
Preferably, a horizontally arranged winding rod is fixed on the outer wall of one side of the top end of the water sampler body, a pin shaft is arranged at one end of the winding rod, and the lifting rope is matched with the winding rod.
Preferably, the end of the lifting rope far away from the fixed block is provided with a snap ring, the outer wall of one side of the top end of the water sampler body close to the winding rod is provided with a horizontally arranged buckle, and the snap ring is sleeved on the buckle.
Preferably, the side walls of the stop block and the guide groove are respectively fixed with a horizontally arranged sealing ring, and the stop block and the guide groove are respectively connected with the exhaust port and the guide rod in a sealing manner through the sealing rings.
Preferably, the middle position of the bottom end of the water sampler body is provided with two through holes, and the two through holes are respectively positioned on two sides of the balancing weight.
The invention has the beneficial effects that:
1. through the arrangement of the balancing weight, the second piston, the water inlet, the first piston, the guide rod, the connecting rod, the exhaust port, the stop block, the fixing block, the lifting rope, the buoy, the fixing rod, the guide groove, the through hole and the pull wire, the automatic sealing can be carried out after the water sampler is filled with water, the water sampler is prevented from repeatedly sampling water for many times due to large loss of water in the lifting process, the water sampling effect is good, and the water sampling efficiency is high;
2. through the arrangement of the clamping ring, the clamping buckle, the winding rod and the pin shaft, the lifting rope can be effectively wound when not used, and the lifting rope is prevented from being placed in a mess, so that the water sampler is convenient to carry;
this device not only can fill with water at the ware of adopting and carry out self-sealing, prevents that the ware of adopting from promoting the in-process because the great more water that runs off of range of rocking leads to need repetitious water collection just can carry out detection achievement many times, adopts water effectually, adopts water efficiently, can also carry out effective rolling with the lifting rope when not using, prevents that the lifting rope from placing in a jumble to make things convenient for carrying of ware of adopting.
Drawings
FIG. 1 is a front sectional view of a portable inland lake water sampler before water sampling;
fig. 2 is a front sectional view of the portable inland lake water sampler during water collection.
In the figure: 1 balancing weight, 2 water sampler bodies, 3 second pistons, 4 water inlets, 5 first pistons, 6 guide rods, 7 connecting rods, 8 exhaust ports, 9 check blocks, 10 fixing blocks, 11 lifting ropes, 12 buoys, 13 snap rings, 14 fixing rods, 15 buckles, 16 winding rods, 17 pin shafts, 18 guide grooves, 19 through holes and 20 pull wires.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-2, a portable inland lake water sampler comprises a water sampler body 2, a balancing weight 1 is arranged at the middle position of the bottom end of the water sampler body 2, a first piston 5 and a second piston 3 which are horizontally arranged are slidably connected to the bottom end inside the water sampler body 2, the first piston 5 is positioned above the second piston 3, water inlets 4 are respectively formed at two sides of the bottom end of the water sampler body 2, the water inlets 4 and the first piston 5 are positioned on the same horizontal plane, a vertically arranged fixed rod 14 is fixed at the middle position of the top end of the first piston 5, the top end of the fixed rod 14 penetrates through the inner wall of the top end of the water sampler body 2 and extends to the outside of the water sampler body 2, a fixed block 10 is fixed at the top end of the fixed block 10, a lifting rope 11 is fixed at the top end of the fixed block 10, a buoy 12 is arranged on the lifting rope 11, two vertically arranged, the two connecting rods 7 are positioned at two sides of a fixed rod 14, a stop block 9 is fixed at the top end of the connecting rod 7, two exhaust ports 8 which are vertically arranged are formed in the middle position of the top end of the water sampler body 2, the stop block 9 is connected in the exhaust ports 8 in a sliding manner, guide rods 6 which are vertically arranged are arranged at two sides in the water sampler body 2, the top end and the bottom end of each guide rod 6 are respectively fixed on the inner walls of the top end and the bottom end of the water sampler body 2, guide grooves 18 which are vertically arranged are formed in two sides of a first piston 5 and a second piston 3, the guide rods 6 are connected in the guide grooves 18 in a sliding manner, two stay wires 20 are arranged between the first piston 5 and the second piston 3, the two stay wires 20 are positioned between the two guide rods 6, the first piston 5, the stay wires 20, the second piston 3 and a water inlet 4 are mutually matched, a winding rod 16, one end around winding rod 16 is equipped with round pin axle 17, lifting rope 11 mutually supports with around winding rod 16, the one end that fixed block 10 was kept away from to lifting rope 11 is equipped with snap ring 13, water sampler body 2's top is close to the buckle 15 that is equipped with the level setting on one side outer wall around winding rod 16, snap ring 13 cup joints on buckle 15, all be fixed with the sealing washer that the level set up on the lateral wall of dog 9 and guide way 18, dog 9 and guide way 18 all through the sealing washer respectively with gas vent 8 and 6 sealing connection of guide bar, water sampler body 2's bottom intermediate position is opened has two through-holes 19, two through-holes 19 are located the both sides of balancing weight 1 respectively.
The working principle is as follows: when water sampling is needed, the water sampler is put into water, the water sampler body 2 moves downwards under the action of the counterweight block 1, the lifting rope 11 is in a loose state, when the water sampler body 2 reaches a certain depth, the buoy 12 floats on the water surface and cannot enter the water, the lifting rope 11 is straightened, the water sampler body 2 continues to move downwards under the inertia action of the counterweight block 1, the lifting rope 11 pulls the first piston 5 upwards through the fixing block 10 and the fixing rod 14, the first piston 5 drives the stop block 9 to move upwards through the connecting rod 7, the first sealing ring on the stop block 9 is separated from the exhaust port 8, air in the water sampler body 2 is discharged through the exhaust port 8, meanwhile, the first piston 5 leaves the position of the water inlet 4, so that the water enters the water sampler body 2 through the water inlet 4, and at the moment, the first piston 5 slides on the guide rod 6 through the guide groove 18, the second sealing ring in the guide groove 18 seals the guide groove 18, the guide rod 6 plays a role in guiding the first piston 5, the first piston 5 is prevented from deviating when moving, the water collecting effect is affected, the pull wire 20 is gradually straightened along with the movement of the first piston 5, at the moment, the counterweight block 1 drives the water collector body 2 to continuously move downwards, the first piston 5 drives the second piston 3 to move upwards through the pull wire 20, water enters the inner bottom end of the water collector body 2 through the through hole 19 for supplementing pressure, when the first piston 5 moves to the inner top end of the water collector body 2, the water collector body 2 moves to the lowest point limited by the buoy 12, at the moment, the second piston 3 moves to the water inlet 4 and blocks the water inlet 4, so that automatic sealing after water collection is realized, the water collection work is completed, the water collector body 2 is lifted through the lifting rope 11, and when the water collector is not needed, the inside bottom of adopting the hydrophone body 2 to impress first piston 5 and second piston 3 through fixed block 10 and dead lever 14, will rotate to the horizontality around winding stem 16 through round pin axle 17, and with lifting rope 11 winding on winding stem 16, around rolling up the completion back, will rotate to vertical state around winding stem 16 through round pin axle 17, and with the snap ring 13 cover on the lifting rope 11 on buckle 15, 11 times effective rolling of lifting rope, conveniently carry, this device not only can carry out automatic sealing after adopting the hydrophone to fill with water, prevent that the adopting the hydrophone from being in the promotion in-process because the great more water that runs off of the great loss of range of rocking, lead to needing repetitious water collection just can detect work many times, it is effectual to adopt water, it is efficient, can also effectively roll up lifting rope 11 when not using, prevent that lifting rope 11 from placing in a jumble, thereby make things convenient for the carrying of adopting the hydrophone.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A portable inland lake water sampler comprises a water sampler body (2) and is characterized in that a balancing weight (1) is arranged at the middle position of the bottom end of the water sampler body (2), a first piston (5) and a second piston (3) which are horizontally arranged are slidably connected to the bottom end of the interior of the water sampler body (2), the first piston (5) is located above the second piston (3), water inlets (4) are formed in two sides of the bottom end of the water sampler body (2), the water inlets (4) and the first piston (5) are located on the same horizontal plane, a fixing rod (14) which is vertically arranged is fixed at the middle position of the top end of the first piston (5), the top end of the fixing rod (14) penetrates through the inner wall of the top end of the water sampler body (2) and extends to the exterior of the water sampler body (2), a fixing block (10) is fixed at the top end of the fixing rod (14), and a lifting rope (11) is fixed at, be equipped with buoy (12) on lifting rope (11), the top intermediate position of first piston (5) is fixed with connecting rod (7) of two perpendicular settings, two connecting rod (7) are located the both sides of dead lever (14), the top of connecting rod (7) is fixed with dog (9), gas vent (8) that have two perpendicular settings are opened to the top intermediate position of water sampler body (2), dog (9) sliding connection is in gas vent (8), the inside both sides of water sampler body (2) all are equipped with guide bar (6) of perpendicular setting, the top and the bottom of guide bar (6) are fixed respectively on the top and the bottom inner wall of water sampler body (2), perpendicular guide way (18) that set up are all opened to the both sides of first piston (5) and second piston (3), guide bar (6) sliding connection is in guide way (18).
2. A portable inland lake water sampler according to claim 1, characterized in that two pull wires (20) are provided between the first piston (5) and the second piston (3), the two pull wires (20) are located between the two guide rods (6), and the first piston (5), the pull wires (20), the second piston (3) and the water inlet (4) are mutually engaged.
3. A portable inland lake water sampler according to claim 1, characterized in that a horizontally arranged winding rod (16) is fixed on the outer wall of one side of the top end of the water sampler body (2), a pin (17) is arranged at one end of the winding rod (16), and the lifting rope (11) is matched with the winding rod (16).
4. The portable inland lake water sampler according to claim 1, wherein a snap ring (13) is arranged at one end of the lifting rope (11) far away from the fixed block (10), a horizontally arranged buckle (15) is arranged on the outer wall of one side of the top end of the water sampler body (2) close to the winding rod (16), and the snap ring (13) is sleeved on the buckle (15).
5. A portable inland lake water sampler according to claim 1, characterized in that the side walls of the block (9) and the guide groove (18) are fixed with horizontally arranged sealing rings, and the block (9) and the guide groove (18) are respectively connected with the exhaust port (8) and the guide rod (6) in a sealing way through the sealing rings.
6. The portable inland lake water sampler according to claim 1, wherein two through holes (19) are formed in the middle of the bottom end of the water sampler body (2), and the two through holes (19) are respectively located on two sides of the balancing weight (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810263016.XA CN108760387B (en) | 2018-03-17 | 2018-03-17 | Portable inland lake water sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810263016.XA CN108760387B (en) | 2018-03-17 | 2018-03-17 | Portable inland lake water sampler |
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| Publication Number | Publication Date |
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| CN108760387A CN108760387A (en) | 2018-11-06 |
| CN108760387B true CN108760387B (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810263016.XA Active CN108760387B (en) | 2018-03-17 | 2018-03-17 | Portable inland lake water sampler |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109342118A (en) * | 2018-11-20 | 2019-02-15 | 佛山科学技术学院 | A kind of printing and dyeing water harnessing sample can |
| CN111076981B (en) * | 2019-12-31 | 2021-08-03 | 江苏启辰检测科技有限公司 | Deep water sampling mechanism for laboratory sewage detection and sampling method thereof |
| CN112255029B (en) * | 2020-09-08 | 2024-02-27 | 浙江省海洋水产研究所 | Portable shipborne crank type water sampler lifting device capable of being fixed on ship side |
| CN112525603B (en) * | 2021-02-08 | 2021-05-07 | 天宇利水信息技术成都有限公司 | Silt sampling equipment suitable for flood season river |
| CN116084932A (en) * | 2023-04-10 | 2023-05-09 | 山东省鲁南地质工程勘察院(山东省地质矿产勘查开发局第二地质大队) | Water conservancy project ring geology drilling layering pumping equipment |
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