CN211347522U - Groundwater sampler - Google Patents
Groundwater sampler Download PDFInfo
- Publication number
- CN211347522U CN211347522U CN201922263947.2U CN201922263947U CN211347522U CN 211347522 U CN211347522 U CN 211347522U CN 201922263947 U CN201922263947 U CN 201922263947U CN 211347522 U CN211347522 U CN 211347522U
- Authority
- CN
- China
- Prior art keywords
- sampling
- cylinder
- sampling bottle
- cap
- cap body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides an underground water sampler, include: the sampling cylinder comprises a sampling cylinder main body with a cylinder opening at the top and a sampling cylinder cap arranged on the cylinder opening; the sampling bottle is positioned in the sampling cylinder body and is arranged on the sampling cylinder cap; and the sampling bottle mounting cylinder is in a shape matched with the bottle mouth of the sampling bottle and is used for mounting the sampling bottle on the sampling cylinder cap, wherein the sampling cylinder cap is provided with a cap body matched with the cylinder mouth and a cap top which is arranged at the top of the cap body and is provided with a cavity, the upper end part of the sampling bottle mounting cylinder is connected with the bottom part of the cap body, the bottle mouth of the sampling bottle is connected with the lower end part of the sampling bottle mounting cylinder, a water inlet pipe is inserted in the central position of the cap body, the upper end part of the water inlet pipe upwards extends out of the top part of the cap body and into the cavity of the cap top, the lower end part downwards extends out of the bottom part of the cap body and into the sampling bottle, a water inlet is arranged on the cap top.
Description
Technical Field
The utility model belongs to the technical field of groundwater water sample collection system, concretely relates to groundwater sample thief.
Background
Currently, in the sampling and analyzing process of groundwater, Bailer sampler, that is, "belleville tube" barrel sampler, is generally adopted. The single-valve Belleville tube sampler is provided with a check valve at the bottom, when in use, the sampler is put into a well by a rope, the valve is opened by the pressure of water when the sampler enters water, and after the water reaches a preset depth, the sampler is slowly lifted up to close the valve, so that a water sample with the preset depth is taken out. The double-valve Beller tube sampling principle is similar to the single-valve Beller tube sampler principle, a check valve is additionally arranged at the top, and after the sample is removed, the valve is opened by using a manual release device to take out the sample. The Beller tube sampler is simple to manufacture, low in price and convenient to use, and is basically not limited by depth and well diameter.
However, when a sample of groundwater containing volatile organic compounds is collected by using a baylor tube sampler, the sample is in contact with the outside atmosphere, so that the volatile components are easily lost, and cross contamination is caused.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a solve above-mentioned technical problem and go on, aim at provides an groundwater sample thief.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an underground water sampler, include: the sampling cylinder comprises a sampling cylinder main body with a cylinder opening at the top and a sampling cylinder cap arranged on the cylinder opening; the sampling bottle is positioned in the sampling cylinder body and is arranged on the sampling cylinder cap; and the sampling bottle mounting cylinder is in a shape matched with the bottle mouth of the sampling bottle and is used for mounting the sampling bottle on the sampling cylinder cap, wherein the sampling cylinder cap is provided with a cap body matched with the cylinder mouth and a cap top which is arranged at the top of the cap body and is provided with a cavity, the upper end part of the sampling bottle mounting cylinder is connected with the bottom part of the cap body, the bottle mouth of the sampling bottle is connected with the lower end part of the sampling bottle mounting cylinder, a water inlet pipe is inserted in the central position of the cap body, the upper end part of the water inlet pipe upwards extends out of the top part of the cap body and into the cavity of the cap top, the lower end part downwards extends out of the bottom part of the cap body and into the sampling bottle, a water inlet is arranged on the cap top.
The utility model provides an among the groundwater sample thief, can also have such characteristic: further comprising: and the lower end part of the sampling rod is fixedly connected with the side part of the sampling cylinder main body.
The utility model provides an among the groundwater sample thief, can also have such characteristic: the sampling rod is provided with a size indicating part, different scale values corresponding to different depths of the sampling cylinder entering underground water are arranged, and the sampling rod is used for indicating an operator to move the sampling rod to a scale position corresponding to the preset depth of the sampling cylinder after the sampling cylinder enters the underground water.
The utility model provides an among the groundwater sample thief, can also have such characteristic: the sampling rod is composed of a plurality of sections of casing pipes which are sequentially connected end to end, and two adjacent sections of casing pipes are detachably connected; or the sampling rod is composed of a plurality of sections of sleeve pipes which are sleeved with each other.
The utility model provides an among the groundwater sample thief, can also have such characteristic: wherein, the edge position of the cap body is also inserted with a gas discharge pipe, the upper end part of the gas discharge pipe upwards extends out of the top of the cap body to form a stretching end part, and the lower end part downwards extends out of the bottom of the cap body and extends into the sampling cylinder main body.
The utility model provides an among the groundwater sample thief, can also have such characteristic: wherein, the bottom of the sampling cylinder main body is provided with a water outlet, and a valve is arranged on the water outlet.
The utility model provides an among the groundwater sample thief, can also have such characteristic: wherein, the bottom of the cap body is equipped with sampling bottle installation section of thick bamboo assorted annular groove as installation section of thick bamboo annular groove, is equipped with on the lateral wall of this installation section of thick bamboo annular groove as the internal screw thread of installation section of thick bamboo, be equipped with on the outer wall of the upper end of sampling bottle installation section of thick bamboo with installation section of thick bamboo internal thread assorted external screw thread as installation section of thick bamboo external screw thread, the sampling bottle installation section of thick bamboo is installed on the cap body through installation section of thick bamboo external screw thread and the mode of installation section.
The utility model provides an among the groundwater sample thief, can also have such characteristic: wherein, be equipped with on the inner wall of the lower tip of sampling bottle installation section of thick bamboo as the internal thread of sampling bottle, the bottleneck be equipped with sampling bottle internal thread assorted external screw thread as the sampling bottle external screw thread, the sampling bottle passes through the mode of sampling bottle external screw thread and sampling bottle internal thread mutually supporting and installs on the sampling bottle installation section of thick bamboo.
The utility model provides an among the groundwater sample thief, can also have such characteristic: wherein, the bottom of the cap body is equipped with the annular groove with nozzle assorted and regards as nozzle annular groove, is equipped with on the lateral wall of this nozzle annular groove as the internal thread of nozzle, is equipped with on the nozzle with nozzle internal thread assorted external screw thread as the nozzle external screw thread, and the cap body is installed on the nozzle through the mode that nozzle internal thread and nozzle external screw thread mutually support.
The utility model provides an among the groundwater sample thief, can also have such characteristic: wherein, the sampling bottle is sampling bottle for volatile organic compounds analysis.
Action and effect of the utility model
According to the utility model, the underground water sampler comprises a sampling cylinder, a sampling bottle and a sampling bottle mounting cylinder, wherein the sampling cylinder comprises a sampling cylinder main body with a cylinder opening at the top and a sampling cylinder cap arranged on the cylinder opening; the sampling cylinder cap is provided with a cap body and a cap top which is arranged at the top of the cap body and is provided with a cavity, the upper end part of the sampling bottle mounting cylinder is connected with the bottom part of the cap body, the bottle mouth of the sampling bottle is connected with the lower end part of the sampling bottle mounting cylinder, a water inlet pipe is inserted in the central position of the cap body, the upper end part of the water inlet pipe upwards extends out of the top part of the cap body and extends into the cavity of the cap top, the lower end part downwards extends out of the bottom part of the cap body and extends into the sampling bottle, a water inlet is arranged on the cap top, and an overflow outlet is arranged on the sampling bottle mounting cylinder, so the underground water sampler can enable an underground water sample to flow into the sampling bottle in situ, well keep the relative stability of the underground water components, prevent the dissipation of volatile components in the underground water sample, and avoid the problem of; moreover, the structure is simple, the operation is convenient, and the disassembly and the assembly are easy.
Drawings
Fig. 1 is a schematic structural diagram of an underground water sampler in an embodiment of the present invention.
Detailed Description
The concept, specific structure and the technical effects of the present invention will be further described below with reference to the accompanying drawings, so as to fully understand the purpose, characteristics and effects of the groundwater sampler of the present invention.
< example >
Fig. 1 is a schematic structural diagram of an underground water sampler in an embodiment of the present invention.
As shown in fig. 1, in the present embodiment, the groundwater sampler 100 includes a sampling cylinder 10, a sampling bottle installation cylinder 20, a sampling bottle 30, a water inlet pipe 40, a gas discharge pipe 50, and a sampling rod 60.
As shown in FIG. 1, cartridge 10 comprises cartridge body 11 and cartridge cap 12.
The sampling cylinder body 11 is a shell made of stainless steel material, and has a cylinder opening 111 at the top and a water outlet 112 at the bottom. In this embodiment, a valve 112a is provided on the drain port 112.
The sampling cylinder cap 12 is provided on the cylinder opening 111, and has a cap body 121 and a cap top 122.
The cap body 121 has a shape matching the nozzle 111, and the bottom thereof is provided with an annular groove 121a and an annular groove 121b which are respectively matched with the nozzle 111 and the sampling bottle mounting tube 20. The outer side wall of the annular groove 121a is provided with an internal thread (not shown) serving as a socket internal thread, the socket 111 is provided with an external thread (not shown) serving as a socket external thread and matched with the socket internal thread, and the cap body 121 is mounted on the socket 111 in a way that the socket internal thread and the socket external thread are mutually matched.
In this embodiment, a water inlet pipe through hole (not shown) is formed at the center of the cap body 121, and a gas outlet pipe through hole (not shown) is formed at the edge of the cap body 121.
The cap top 122 is an inverted cup-shaped body having a cavity 122a therein, and a lower end portion connected to and sealed with the top of the cap body 121. The side wall of the crown 122 is provided with a water inlet 122 b.
As shown in FIG. 1, the sampling bottle fitting cylinder 20 is used for fitting the sampling bottle 30 to the sampling cylinder cap 12, and has a shape matching the mouth of the sampling bottle 30 and an overflow port 21 at the side. The upper end of the sampling bottle mounting cylinder 20 is detachably connected with the bottom of the cap body 121, and the concrete structure is as follows: the outer side wall of the annular groove 121b is provided with an internal thread (not shown in the figure) serving as an installation cylinder internal thread, the outer wall of the upper end portion of the sampling bottle installation cylinder 20 is provided with an external thread (not shown in the figure) serving as an installation cylinder external thread and matched with the installation cylinder internal thread of the annular groove 121b, and the sampling bottle installation cylinder 20 is installed on the cap body 121 in a mode of mutually matching the installation cylinder external thread and the installation cylinder internal thread.
As shown in FIG. 1, a sample vial 30 is located within the cartridge body 11 and is mounted on the sample vial mounting cartridge 20 for sampling groundwater. This sampling bottle 30 can dismantle with sampling bottle installation section of thick bamboo 20 and be connected, and the concrete structure is: an internal thread (not shown) serving as a sampling bottle internal thread is formed on the inner wall of the lower end portion of the sampling bottle mounting tube 20, an external thread (not shown) serving as a sampling bottle external thread is formed on the mouth of the sampling bottle 30 and is matched with the sampling bottle internal thread, and the sampling bottle 30 is mounted on the sampling bottle mounting tube 20 in a manner that the sampling bottle external thread and the sampling bottle internal thread are mutually matched. In this embodiment, the sampling bottle 30 is a Volatile Organic Analysis (VOA) sampling bottle.
As shown in fig. 1, the water inlet tube 40 is inserted into the water inlet tube through hole located at the central position of the cap body 121, the upper end of the water inlet tube 40 extends upward out of the top of the cap body 121 and into the cavity 122a of the cap top 122, and the lower end thereof extends downward out of the bottom of the cap body 121 and into the sampling bottle mounting cylinder 20 and the sampling bottle 30.
As shown in fig. 1, the gas outlet pipe 50 is inserted into a gas outlet pipe through hole located at an edge of the cap body 121, and an upper end portion of the gas outlet pipe 50 extends upward out of the top of the cap body 121 to form a protruding end portion located outside the cap body 121 and the cap top 122; the lower end of the gas outlet tube 50 extends downward beyond the bottom of the cap 121 and into the cartridge body 11.
As shown in fig. 1, the sampling rod 60 is fixedly connected at its lower end to the side of the cartridge body 11 by two connecting blocks 61. In this embodiment, the sampling wand 60 has a size indicator (not shown) which is provided with different scale values along the length of the sampling wand 60 corresponding to different depths of entry of the cartridge 10 into the groundwater for indicating to the operator that the sampling wand 60 has been moved to a scale position corresponding to a predetermined depth of the cartridge 10 after entry of the cartridge 10 into the groundwater.
In this embodiment, the sampling rod 60 is composed of a plurality of casing tubes connected end to end in sequence, and two adjacent casing tubes are detachably connected by a clamp. Of course, the sampling rod 60 is made of multiple sections of sleeved sleeves according to actual needs.
In this embodiment, the usage process of the groundwater collector 100 is as follows:
during sampling, the sampling cylinder 10 is downwards extended to a position with a preset depth in the underground water layer through the sampling rod 60; at this time, the groundwater enters the cavity 122a of the cap top 122 through the water inlet pipe 122b, and when the water level in the cavity 122a is higher than the upper port of the water inlet pipe 40, the groundwater enters the sampling flask 30 and the sampling flask installation cylinder 20 through the water inlet pipe 40; if the water level of the sampling bottle mounting plate 20 is higher than the overflow port 21, the groundwater overflows into the sampling cylinder main body 11 through the overflow port 21.
After the sampling cylinder 11 is filled with water, the sampling cylinder 10 is lifted out of the groundwater layer through the sampling rod, and then the sampling bottle 30 is taken out, so that a groundwater sample is obtained; by opening the valve 112a, additional groundwater samples can be taken from the drain 112.
Effects and effects of the embodiments
According to the groundwater sampler related to the embodiment, the sampling cylinder comprises a sampling cylinder body with a cylinder opening at the top and a sampling cylinder cap arranged on the cylinder opening; the sampling cylinder cap is provided with a cap body and a cap top which is arranged at the top of the cap body and is provided with a cavity, the upper end part of the sampling bottle mounting cylinder is connected with the bottom part of the cap body, the bottle mouth of the sampling bottle is connected with the lower end part of the sampling bottle mounting cylinder, a water inlet pipe is inserted in the central position of the cap body, the upper end part of the water inlet pipe upwards extends out of the top part of the cap body and extends into the cavity of the cap top, the lower end part downwards extends out of the bottom part of the cap body and extends into the sampling bottle, a water inlet is arranged on the cap top, and an overflow outlet is arranged on the sampling bottle mounting cylinder, so that the underground water sampler in the embodiment can enable an underground water sample to flow into the sampling bottle in situ, well keep the relative stability of the underground water components, prevent the dissipation of volatile components in the underground water sample; moreover, the structure is simple, the operation is convenient, and the disassembly and the assembly are easy.
In addition, because the sampling pole has, the lower tip of this sampling pole and the lateral part fixed connection of cartridge main part, the sampling pole has size instruction portion, this size instruction portion is equipped with along the length direction of sampling pole and with the corresponding different scale values of the different degree of depth of cartridge entering groundwater, a scale position corresponding with the predetermined degree of depth of this cartridge is removed to the sampling pole to the instruction operator after in the cartridge entering groundwater, can will place the cartridge when sampling the predetermined degree of depth of groundwater layer and stop, the problem of can't satisfy the depthkeeping sample of the bailer pipe sampler among the prior art dependence gravity entrying is avoided.
In addition, because the sampling rod is composed of a plurality of sections of casing pipes which are sequentially connected end to end, or the sampling rod is composed of a plurality of sections of casing pipes which are mutually sleeved, the sampling rod can form a telescopic structure, and the requirements of different sampling depths are well met.
The above embodiments are preferred examples of the present invention, and are not intended to limit the scope of the present invention.
Claims (10)
1. An underground water sampler, comprising:
the sampling cartridge comprises a sampling cartridge main body with a cartridge opening at the top and a sampling cartridge cap arranged on the cartridge opening;
the sampling bottle is positioned in the sampling cylinder main body and is arranged on the sampling cylinder cap; and
a sampling bottle mounting cylinder having a shape matching the mouth of the sampling bottle for mounting the sampling bottle on the sampling cylinder cap,
wherein the sampling cartridge cap is provided with a cap body matched with the cartridge opening and a cap top which is arranged at the top of the cap body and is provided with a cavity,
the upper end part of the sampling bottle mounting cylinder is connected with the bottom part of the cap body,
the bottle mouth of the sampling bottle is connected with the lower end part of the sampling bottle mounting cylinder,
a water inlet pipe is inserted in the central position of the cap body, the upper end part of the water inlet pipe upwards extends out of the top of the cap body and extends into the cavity of the cap top, the lower end part of the water inlet pipe downwards extends out of the bottom of the cap body and extends into the sampling bottle,
a water inlet is arranged on the top of the hat,
and an overflow outlet is arranged on the sampling bottle mounting cylinder.
2. A groundwater sampler as claimed in claim 1, further comprising:
and the lower end part of the sampling rod is fixedly connected with the side part of the sampling cylinder main body.
3. A groundwater sampler as claimed in claim 2, wherein:
the sampling rod is provided with a size indicating part, different scale values corresponding to different depths of the sampling cylinder entering underground water are arranged, and the sampling rod is used for indicating an operator to move the sampling rod to a scale position corresponding to the preset depth of the sampling cylinder after the sampling cylinder enters the underground water.
4. A groundwater sampler as claimed in claim 2, wherein:
the sampling rod is composed of a plurality of sections of casing pipes which are sequentially connected end to end, and two adjacent sections of casing pipes are detachably connected; alternatively, the first and second electrodes may be,
the sampling rod is composed of a plurality of sections of casing pipes which are sleeved with each other.
5. A groundwater sampler as claimed in claim 1, wherein:
the sampling tube comprises a cap body, a sampling tube body and a gas discharge pipe, wherein the edge of the cap body is also inserted with the gas discharge pipe, the upper end part of the gas discharge pipe upwards extends out of the top of the cap body to form a protruding end part, and the lower end part of the gas discharge pipe downwards extends out of the bottom of the cap body and extends into the sampling tube body.
6. A groundwater sampler as claimed in claim 1, wherein:
wherein, the bottom of sampling cylinder main part is equipped with the outlet, is equipped with the valve on this outlet.
7. A groundwater sampler as claimed in claim 1, wherein:
wherein the bottom of the cap body is provided with an annular groove matched with the sampling bottle mounting cylinder as a mounting cylinder annular groove, the outer side wall of the mounting cylinder annular groove is provided with an internal thread as a mounting cylinder internal thread,
the outer wall of the upper end part of the sampling bottle mounting cylinder is provided with an external thread matched with the internal thread of the mounting cylinder as an external thread of the mounting cylinder,
the sampling bottle mounting cylinder is mounted on the cap body in a manner that the mounting cylinder external thread is matched with the mounting cylinder internal thread.
8. A groundwater sampler as claimed in claim 1, wherein:
wherein the inner wall of the lower end part of the sampling bottle mounting cylinder is provided with an internal thread as an internal thread of the sampling bottle,
the bottle mouth is provided with an external thread matched with the internal thread of the sampling bottle as an external thread of the sampling bottle,
the sampling bottle passes through the sampling bottle external screw thread with the mode that the sampling bottle internal thread was mutually supported is installed on the sampling bottle installation section of thick bamboo.
9. A groundwater sampler as claimed in claim 1, wherein:
wherein the bottom of the cap body is provided with an annular groove matched with the nozzle as a nozzle annular groove, the outer side wall of the nozzle annular groove is provided with an internal thread as a nozzle internal thread,
the cylinder opening is provided with an external thread matched with the internal thread of the cylinder opening as an external thread of the cylinder opening,
the cap body is arranged on the nozzle in a way that the nozzle internal thread and the nozzle external thread are matched with each other.
10. A groundwater sampler as claimed in claim 1, wherein:
wherein, the sampling bottle is sampling bottle for volatile organic compounds analysis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922263947.2U CN211347522U (en) | 2019-12-16 | 2019-12-16 | Groundwater sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922263947.2U CN211347522U (en) | 2019-12-16 | 2019-12-16 | Groundwater sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211347522U true CN211347522U (en) | 2020-08-25 |
Family
ID=72108418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922263947.2U Active CN211347522U (en) | 2019-12-16 | 2019-12-16 | Groundwater sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211347522U (en) |
-
2019
- 2019-12-16 CN CN201922263947.2U patent/CN211347522U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205300978U (en) | Water sample collector | |
| CN105784420A (en) | Shallow water deposit and water sample collection device and method thereof | |
| CN205593799U (en) | Water quality sampling detection device | |
| CN101907531B (en) | Piston-type underwater free gas sampler and using method thereof | |
| CN101424599A (en) | Clip type deposit sampler | |
| CN108593349A (en) | A kind of surface water detection sampler | |
| CN211347522U (en) | Groundwater sampler | |
| CN201269821Y (en) | Clip type sediment sampling device | |
| CN206583627U (en) | A kind of anti-muddy water splinter device of road corning machine | |
| CN206507082U (en) | Net bottom pipe and plankton nets tool | |
| CN210775357U (en) | Sample introduction bottle for liquid chromatograph | |
| CN204855213U (en) | Depthkeeping piston water sampling ware | |
| CN208171666U (en) | A kind of water-quality sampler that high pressure sealing formula easily drains | |
| CN208350407U (en) | A kind of Bridge Foundation soil survey sampler | |
| CN211374449U (en) | Rock permeability detection device | |
| CN209727517U (en) | A kind of device for the default depth acquisition water sample in hole, measurement water level and water temperature | |
| CN210321916U (en) | Compact and easy-to-maintain magnetostrictive float level meter | |
| CN104913949B (en) | A kind of river lake storehouse sediment columnar sampler | |
| CN210170942U (en) | Suction filtration device | |
| CN202676493U (en) | Wet land soil sampling device | |
| CN219798866U (en) | River water sample extraction element | |
| CN218600940U (en) | Quick convenient groundwater sampling device | |
| CN210427104U (en) | Deep hole water taking device | |
| CN213688573U (en) | Liquid level detection and analysis device of PCTFE capillary | |
| CN110907226B (en) | Near liquid level ultra-deep sampling device and using method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |