CN220772672U - Depth-fixed sampling device - Google Patents
Depth-fixed sampling device Download PDFInfo
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- CN220772672U CN220772672U CN202322393361.4U CN202322393361U CN220772672U CN 220772672 U CN220772672 U CN 220772672U CN 202322393361 U CN202322393361 U CN 202322393361U CN 220772672 U CN220772672 U CN 220772672U
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- 238000005070 sampling Methods 0.000 title claims abstract description 62
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 138
- 239000007788 liquid Substances 0.000 claims abstract description 3
- 230000008859 change Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010813 municipal solid waste Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The application discloses a depth-fixed sampling device, which comprises a shell, wherein the shell comprises a first end and a second end, and the distance between the first end and the second end of the shell is matched with the target sampling depth; the water pump is positioned in the shell, a water inlet and a water outlet are formed in the water pump, and the water inlet is positioned at the first end of the shell; a float coupled to the second end of the housing to provide buoyancy; and the water outlet pipe is connected with the water outlet of the water pump to convey sample liquid. This application has when the water level takes place to rise and fall, and the distance between water inlet and the surface of water all can not change, the effect of realizing the depthkeeping sampling that can be stable.
Description
Technical Field
The utility model relates to the technical field of water sampling, in particular to a depth-fixed sampling device.
Background
The water quality sampling is a primary link of water quality detection work development, and is one of key steps of the water quality detection work, and the acquired sample has sufficient representativeness to ensure the accuracy, reliability and repeatability of the water quality detection result. The standard specification of water quality sampling correspondingly guides the water sample sampling work, and the water sample to be sampled is required to be the water sample under the specific water level of the specific water area.
The current depthkeeping sampling device often hangs in the water through the rope, makes it be in a certain degree of depth below the surface of water to reach the purpose of depthkeeping sampling, for example grant patent publication number CN214106088U and disclose a sampling pump filter equipment, including pond bank, pond bank is last to set up motor and crane, the crane bottom is provided with the runner, the motor right side is provided with the capstan, be provided with the steel wire on the capstan, the steel wire tail end passes the runner and connects the filter mantle, the inside immersible pump that is provided with of filter mantle, the degree of depth below the surface of water of high control immersible pump that descends through the steel wire. Although the submersible pump can finish pumping sampling, the height position of the sampling corresponds to the length of the steel wire, and when the water level fluctuates, the distance of the submersible pump is fixed, so that the real-time change cannot occur along with the change of the water level, and the water body with a specific depth is difficult to sample stably.
Disclosure of Invention
The utility model provides a depth-fixed sampling device, which aims to solve the technical problem that the existing water pump is difficult to stably sample a specific depth when the water level fluctuates.
According to one aspect of the present utility model, there is provided a depth-determining sampling device comprising a housing comprising a first end and a second end, the distance between the first end and the second end of the housing matching a target sampling depth; the water pump is positioned in the shell, a water inlet and a water outlet are formed in the water pump, and the water inlet is positioned at the first end of the shell; a float coupled to the second end of the housing to provide buoyancy; and the water outlet pipe is connected with the water outlet of the water pump to convey sample liquid.
Through adopting above-mentioned technical scheme, when placing the depth-fixing sampling device in waiting to sample the water, the body provides buoyancy, makes whole device float in the aquatic, and the body floats in the surface of water under buoyancy effect, makes the first end of casing down, and the second end up, because the water inlet of water pump is located the first end of casing, so the distance of water inlet and surface of water or the degree of depth of sampling, depend on the distance between first end and the second end, and the distance between water inlet and the surface of water can not change regardless of the fluctuation of water level, realization depth-fixing sampling that can be stable.
Optionally, the depth-setting sampling device further comprises a positioning block, wherein the positioning block is arranged at the bottom of the water body and is movably connected with the shell.
Through adopting above-mentioned technical scheme, under the effect of rivers, the sampling device that floats in the aquatic has the trend of removing along with rivers, can make sampling device can not wash away along with rivers through setting up the locating piece, make showy casing and body can only remove around the locating piece, but movable connection between locating piece and the casing, the casing can the relative locating piece small scale remove when the water level fluctuates, simultaneously when rubbish and debris in the rivers collide with casing or body, can make the casing float or deflect from top to bottom, make rubbish and debris can drift away along with rivers, the floater is difficult for gathering near sampling device, avoid influencing the accuracy of sampling.
Optionally, a first traction rope is fixedly connected to the shell, and extends to the edge of the water body. The shell is fixedly connected with a second traction rope, the positioning block is provided with a first threading hole, and the second traction rope penetrates through the first threading hole and then extends to the edge of the water body to be movably/movably connected with the positioning block.
By adopting the technical scheme, a worker can pull the first traction rope on the shore, and the second traction rope can slide in the first threading hole along with the first traction rope, so that the shell and the floating body part of the sampling device can be moved to the shore, and the water pump in the shell can be conveniently maintained; after the maintenance is finished, the worker pulls the second traction rope on the shore, and the second traction rope can change the acting direction after passing through the first threading hole, so that the shell and the floating body are far away from the shore and move towards the direction close to the positioning block, and the shell and the floating body are reset.
Optionally, a first threading hole is formed in the positioning block, one end of the traction rope is located at the edge of the water body, the other end of the traction rope is fixedly connected with the shell and then extends to the edge of the water body through the first threading hole, and the traction rope is movably/movably connected with the positioning block.
By adopting the technical scheme, when the shell and the floating body part move to the shore through pulling one end of the traction rope, the traction rope can slide in the first threading hole along with the shell and the floating body part of the sampling device, so that the shell and the floating body part of the sampling device can move to the shore, and the water pump in the shell can be conveniently maintained; after maintenance, the other end of the traction rope is pulled by a worker on the bank, and the action direction of the force can be changed after the traction rope passes through the first threading hole, so that the shell and the floating body are far away from the bank and move towards the direction close to the positioning block, and the shell and the floating body are reset.
Optionally, one end of the first traction rope and one end of the second traction rope, which are far away from the shell, are connected into a whole.
Through adopting above-mentioned technical scheme, connect first haulage rope and second haulage rope as an organic wholely, when making pulling a haulage rope remove, can not appear another haulage rope and break away from the phenomenon that the staff mastered the landing to the aquatic, the staff only need to pull a haulage rope, need not to control another haulage rope, makes the process operation of retrieving and resetting the water pump more convenient.
Optionally, the surface of the floating body is an arc surface.
Through adopting above-mentioned technical scheme, on the one hand spherical body receives less rivers impact force in the water, on the other hand, also can make rubbish and floater in the water be difficult for the mount on the body.
Optionally, a filter element is disposed on the housing and covers the first end of the housing.
Through adopting above-mentioned technical scheme, the filter screen can filter the suspended solid in the aquatic, avoids the suspended solid to enter into in the water pump and causes the water pump to block up.
Optionally, the first end of the housing is provided with a support seat.
Through adopting above-mentioned technical scheme, when the water level is lower, the supporting seat can be stable sit on the basic bed, can guarantee that silt such as riverbed can not get into water pump and intake, avoids influencing the normal use behind the sampling device.
Optionally, the support seat is provided with a water passing groove penetrating radially.
Through adopting above-mentioned technical scheme, the supporting seat is the cylinder and can reduce the impact force of the rivers that receive equally, through seting up the basin on the supporting seat, when making the water level lower, the supporting seat insert silt, water can enter into the supporting seat through the basin and then be extracted by the water pump, can sample the water of lower water level.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the distance between the water inlet and the water surface or the sampling depth depends on the distance between the first end and the second end, the distance between the water inlet and the water surface cannot be changed no matter how the water level fluctuates, and the fixed depth sampling can be stably realized.
In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The present utility model will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
fig. 1 is a schematic structural view of a depth-determining sampling device according to a preferred embodiment of the present utility model.
Legend description:
1. a housing; 2. a water pump; 3. a floating body; 4. a water outlet pipe; 5. a positioning block; 6. a first traction rope; 7. a second traction rope; 8. a filter; 9. a support base; 10. and (5) passing through a water tank.
Detailed Description
Embodiments of the utility model are described in detail below with reference to the attached drawing figures, but the utility model can be practiced in a number of different ways, as defined and covered below.
The present application is described in further detail below in conjunction with fig. 1.
The embodiment of the application discloses a depth setting sampling device. Referring to fig. 1, the depth-setting sampling device includes a housing 1, a water pump 2 positioned in the housing 1, and a floating body 3 connected with the housing 1, the housing 1 includes a first end and a second end, a distance between the first end and the second end of the housing 1 is matched with a target sampling depth, a water inlet and a water outlet are provided on the water pump 2, the water inlet is positioned at the first end of the housing 1, the water outlet is connected with a water outlet pipe 4, the floating body 3 is connected with the second end of the housing 1 to provide buoyancy, the housing 1 is suspended in water together with the water pump 2, and the water pump 2 can pump water from the water inlet and then pump the water to a shore through the water outlet and the water outlet pipe 4. Because the floating body 3 always floats on the water surface, when the water level fluctuation changes, the distance between the water inlet of the water pump 2 and the water surface is always consistent, the depth-fixed sampling is realized, and the sampling depth is the distance between the first end and the second end of the shell 1. Alternatively, by using different lengths of the housing 1, a fixed depth sampling of different depths can be achieved. Optionally, the water pump 2 is the immersible pump 2, and immersible pump 2 has small, compact structure simple to operate's advantage, is placing in water simultaneously, can effectual noise reduction and vibration, and the maintenance volume is few under the influence condition of overcoming outside aquatic impurity.
Preferably, the surface of the floating body 3 is an arc surface, when the depth-fixed sampling device is placed in flowing water, the shapes of the spherical surface and the cylindrical surface can reduce the impact force of water flow, so that the sampling device is stable in sampling, and meanwhile, impurities and garbage in water are not easy to mount on the floating body 3 and the shell 1.
In order to prevent the fixed-depth sampling device from being washed away by water flow and kept in a fixed water area, the fixed-depth sampling device further comprises a positioning block 5, the positioning block 5 is arranged at the bottom of a water body, the positioning block 5 is movably connected with the shell 1, and the position of the shell 1 is fixed through the positioning block 5. In order to be able to increase the stability of the fixing, the positioning block 5 is optionally made of a material with a greater density, such as iron, stone or concrete material. Optionally, the movable connection between the positioning block 5 and the housing 1 is a rope connection, so that the housing 1 and the floating body 3 can relatively move with the positioning block 5.
The shell 1 is fixedly connected with a first traction rope 6, the first traction rope 6 extends to the edge of the water body, the shell 1 is fixedly connected with a second traction rope 7, the positioning block 5 is provided with a first threading hole, and the second traction rope 7 extends to the edge of the water body after penetrating through the first threading hole and is movably/movably connected with the positioning block 5. The first traction rope 6 can be pulled by a worker on the shore, and the second traction rope 7 can slide in the first threading hole along with the first traction rope, so that the shell 1 and the floating body 3 of the sampling device can move to the shore, and the water pump 2 in the shell 1 can be conveniently repaired/maintained; after the repair/maintenance is completed, the worker pulls the second pulling rope 7 at the shore, and the second pulling rope 7 passes through the first threading hole to change the acting direction of the force, so that the shell 1 and the floating body 3 are partially far away from the shore and move towards the direction close to the positioning block 5, and the shell 1 and the floating body 3 are reset to the preset sampling point. Optionally, in order to facilitate the operation, two haulage ropes need not be operated simultaneously, and one end that casing 1 was kept away from to first haulage rope 6 and second haulage rope 7 is connected as an organic wholely, only needs one rope of control can. As another embodiment, the positioning block 5 is provided with a first threading hole, one end of the haulage rope is located at the edge of the water body, the other end of the haulage rope is fixedly connected with the casing 1 and then extends to the edge of the water body after passing through the first threading hole, and the haulage rope is movably/movably connected with the positioning block 5. When the shell and the floating body part move to the shore through one end of the traction rope, the traction rope can slide in the first threading hole along with the shell and the floating body part of the sampling device to the shore so as to be convenient for repairing/maintaining the water pump in the shell; after maintenance, the other end of the traction rope is pulled by a worker on the bank, and the action direction of the force can be changed after the traction rope passes through the first threading hole, so that the shell and the floating body are far away from the bank and move towards the direction close to the positioning block, and the shell and the floating body are reset.
In order to avoid the impurities such as suspended matters in water from entering the water pump 2, the shell 1 is provided with a filter element 8 covering the first end of the shell 1, so that the water entering the water intake and the water near the water pump 2 is filtered, and the risk of blockage of a sampling pipeline is reduced. The filter 8 is arranged inside the shell 1, and the probability that sundries are not easy to block and adhere to the filter 8 is greatly reduced through the blocking of the water trough on the shell 1. The filter element 8 is in a bottom-up filtering mode, and the possibility of sundries being attached to the filter element 8 is reduced by utilizing the gravity factor.
The first end of the shell 1 is provided with a supporting seat 9, and the supporting seat 9 is provided with a water passing groove 10 which penetrates through. When the water level is lower, the supporting seat 9 can be stably located on the base bed, so that the river bed and other silt can not enter the water pump 2 and the water intake, and the normal use after the sampling device is prevented from being influenced. Through set up basin 10 on supporting seat 9, when the water level is lower, the position of intake is higher than silt, does not influence the sampling. After the water level is restored to rise, the device can also follow up floating to realize fixed depth sampling.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (9)
1. A depth-determining sampling device, comprising:
a housing (1), the housing (1) comprising a first end and a second end, a distance between the first end and the second end of the housing (1) matching a target sampling depth;
the water pump (2) is positioned in the shell (1), a water inlet and a water outlet are arranged on the water pump (2), and the water inlet is positioned at the first end of the shell (1);
a floating body (3) connected with the second end of the shell (1) to provide buoyancy;
the water outlet pipe (4) is connected with the water outlet of the water pump (2) to convey sample liquid.
2. The depth-setting sampling device according to claim 1, wherein,
the depth setting sampling device further comprises a positioning block (5), the positioning block (5) is used for being placed at the bottom of a water body, and the positioning block (5) is movably connected with the shell (1).
3. The depth-setting sampling device according to claim 2, wherein,
the utility model discloses a water body positioning device, including casing (1), first haulage rope (6) of fixedly connected with, first haulage rope (6) extend to water body edge, fixedly connected with second haulage rope (7) on casing (1), be provided with first through wires hole on locating piece (5), second haulage rope (7) extend to water body edge after passing first through wires hole, with movable/movable connection on locating piece (5).
4. The depth-setting sampling device according to claim 2, wherein,
the positioning block (5) is provided with a first threading hole, one end of a traction rope is positioned at the edge of the water body, the other end of the traction rope is fixedly connected with the shell (1) and then extends to the edge of the water body through the first threading hole, and the traction rope is movably/movably connected with the positioning block (5).
5. A depth-setting sampling device according to claim 3, wherein,
one end of the first traction rope (6) and one end of the second traction rope (7) which are far away from the shell (1) are connected into a whole.
6. The depth-setting sampling device according to claim 1, wherein,
the surface of the floating body (3) is an arc surface.
7. The depth-determining sampling device of claim 6, wherein the depth-determining device comprises,
the shell (1) is provided with a filter (8) covering the first end of the shell (1).
8. The depth-determining sampling device of claim 7, wherein the depth-determining device comprises,
the first end of the shell (1) is provided with a supporting seat (9).
9. The depth-fixed sampling device according to claim 8, wherein the support base (9) is provided with a through water trough (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322393361.4U CN220772672U (en) | 2023-09-04 | 2023-09-04 | Depth-fixed sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322393361.4U CN220772672U (en) | 2023-09-04 | 2023-09-04 | Depth-fixed sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220772672U true CN220772672U (en) | 2024-04-12 |
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ID=90616622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322393361.4U Active CN220772672U (en) | 2023-09-04 | 2023-09-04 | Depth-fixed sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220772672U (en) |
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2023
- 2023-09-04 CN CN202322393361.4U patent/CN220772672U/en active Active
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