CN212007984U

CN212007984U - Automatic sampler for underground water

Info

Publication number: CN212007984U
Application number: CN202020848588.7U
Authority: CN
Inventors: 张鹏; 耿勤; 杨林彦; 饶梦文
Original assignee: Guangdong Xinyi Testing Technology Co ltd
Current assignee: Guangdong Xinyi Testing Technology Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2020-11-24
Anticipated expiration: 2030-05-19

Abstract

The utility model discloses an groundwater automatic sampler, including shell and sampling subassembly, a plurality of first sample connection has been seted up to the bottom of shell, and is a plurality of first sample connection is linear equidistant distribution, the top embedding of first sample connection has a water outlet assembly, water outlet assembly includes first outlet pipe and second outlet pipe, first outlet pipe passes through the fixture block card and goes into the draw-in groove and is connected with the rotation of second outlet pipe, first basin and second basin have been seted up respectively to the inside of first outlet pipe and second outlet pipe, first basin is close to one side of second basin and sets up rather than the logical groove that communicates each other. Through being equipped with a plurality of first sample connection in the bottom of shell, the inside of shell is equipped with a plurality of sampling component, and a plurality of sampling component can once only carry out the sample detection to the groundwater of the different degree of depth for the groundwater of each degree of depth is being stirred and is being taken a sample under the minimum condition, reduces the error of each degree of depth groundwater measurement result and actual data.

Description

Automatic sampler for underground water

Technical Field

The utility model relates to a groundwater sampling technical field specifically is an groundwater automatic sampler.

Background

The groundwater refers to water existing in rock gaps below the ground, and in a narrow sense refers to water in a saturated aquifer below the groundwater level, and is various forms of gravity water buried below the ground surface.

Some outdoor groundwater sampling points usually have not built corresponding pipeline sampling devices, and can only collect groundwater through a water pumping mode by adopting a sampler in an injector mode, because the outdoor environment is more complicated and the terrain is uneven, the sampling is difficult by pulling the sampler with two hands, the sampling of groundwater is inconvenient, and the sampling can only extract a groundwater sample with a fixed depth by adopting the method, if deeper groundwater is extracted for two times, the extracted sample can stir the groundwater due to the first extraction, so that the measurement data and the actual data of the subsampling have larger deviation, and therefore an automatic groundwater sampler is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an groundwater automatic sampler to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic underground water sampler comprises a shell and a sampling assembly, wherein the bottom end of the shell is provided with a plurality of first sampling ports which are linearly distributed at equal intervals, the top end of each first sampling port is embedded with a water outlet assembly, the water outlet assembly comprises a first water outlet pipe and a second water outlet pipe, the first water outlet pipe is rotationally connected with the second water outlet pipe through a clamping block clamping groove, a first water outlet groove and a second water outlet groove are respectively arranged in the first water outlet pipe and the second water outlet pipe, one side of the first water outlet groove, which is close to the second water outlet groove, is provided with a through groove which is mutually communicated with the first water outlet groove, the bottom end of one side of the through groove, which is close to the second water outlet groove, is fixedly attached with a first baffle, one side of the first baffle, which is far away from the through groove, is movably attached with a second baffle, the second baffle is positioned at the top end of the second water outlet groove and is fixedly attached, a needle tube is embedded in one side, away from the second baffle, of the second water outlet groove, a connecting column is inserted in the middle of the top end of the shell, a nylon rope is fixedly attached to the middle of the top end of the connecting column, a disc-shaped baffle is fixedly attached to the bottom end of the connecting column, a connecting rod is fixedly attached to the middle of the bottom end of the disc-shaped baffle, a plurality of sampling assemblies are arranged at the bottom end of the shell, the plurality of sampling assemblies are linearly and equidistantly distributed in the shell through the connecting rods fixedly attached to the sampling assemblies, a disc-shaped hanging block is fixedly attached to the bottom end of the sampling assembly at the bottommost end of the shell, each sampling assembly comprises a sampling cylinder, a sealing gasket is sleeved on the outer side of the top end of the sampling cylinder, a second sampling port matched with the first sampling port is formed in the top end of the sampling cylinder, a sealing ring is sleeved on the outer side, the two clamping plates are positioned above the disc-shaped baffle plate, the bottom end of the shell is fixedly connected with a vertical rod, and a vertical block is fixedly attached to the bottom end of the vertical rod.

Preferably, the inner wall activity laminating of sealed pad and sealing washer and shell is cup jointed through the outside to the sampling tube, sealed pad laminating is in the outer lane of second sample connection.

Preferably, the disc-shaped flap weighs between 3kg and 5kg and the flap weighs between 5kg and 8 kg.

Preferably, two clamping plates are symmetrical about the connecting column, and the distance between the disc-shaped baffle plate and the clamping plates is equal to the distance between the first sampling port and the water outlet assembly.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through being equipped with a plurality of first sample connection in the bottom of shell, the inside of shell is equipped with a plurality of sampling component, and a plurality of sampling component can once only carry out the sample detection to the groundwater of the different degree of depth for the groundwater of each degree of depth is being stirred and is being taken a sample under the minimum condition, reduces the error of each degree of depth groundwater measurement result and actual data.

2. Have the disc through the fixed laminating in the sampling component bottom of inside least significant end in the shell and hang down the piece, the bottom fixedly connected with pole that hangs down of shell, the fixed laminating in bottom of pole that hangs down has the piece that hangs down, and the embedding has the cardboard on the lateral wall on the inside top of shell, and sampling device sampling component can slide relative to the shell when sample and retrieve, takes a sample and seals the second sample connection and withdraws groundwater sample for groundwater sample convenience more.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective sectional view of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the sampling assembly of the present invention;

FIG. 4 is a schematic sectional view of the water outlet assembly of the present invention;

fig. 5 is a schematic view of the sectional structure of the second baffle of the water outlet assembly of the present invention.

In the figure: 1. a housing; 2. a first sampling port; 3. a water outlet assembly; 4. a first water outlet pipe; 5. a second water outlet pipe; 6. a first water outlet groove; 7. a second water outlet groove; 8. a through groove; 9. a first baffle plate; 10. a second baffle; 11. a needle tube; 12. connecting columns; 13. a nylon cord; 14. a disc-shaped baffle plate; 15. a connecting rod; 16. a sampling assembly; 17. a sampling tube; 18. a gasket; 19. a second sampling port; 20. a seal ring; 21. a disc-shaped pendant block; 22. clamping a plate; 23. a drop bar; 24. a hanging block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an automatic sampler for underground water comprises a shell 1 and a sampling component 16, wherein the bottom end of the shell 1 is provided with a plurality of first sampling ports 2, the plurality of first sampling ports 2 are linearly distributed at equal intervals, a water outlet component 3 is embedded in the top end of each first sampling port 2, the water outlet component 3 comprises a first water outlet pipe 4 and a second water outlet pipe 5, the first water outlet pipe 4 is clamped into a clamping groove through a clamping block 22 and is rotatably connected with the second water outlet pipe 5, a first water outlet groove 6 and a second water outlet groove 7 are respectively arranged inside the first water outlet pipe 4 and the second water outlet pipe 5, one side of the first water outlet groove 6, which is close to the second water outlet groove 7, is provided with a through groove 8 which is mutually communicated with the first water outlet groove, the bottom end of one side of the through groove 8, which is close to the second water outlet groove 7, is fixedly attached with a first baffle plate 9, the side of the first baffle plate 9, which is far away from the, and fixedly attached to the side wall of the top end of the second water outlet groove 7, a needle tube 11 is embedded in one side of the second water outlet groove 7 far away from the second baffle plate 10, and the second water outlet pipe 5 is rotated, so that a water outlet channel is formed between the movably attached first baffle plate 9 and the second baffle plate 10.

Peg graft in the middle part of the top of shell 1 and have spliced pole 12, the fixed laminating in middle part on spliced pole 12 top has nylon rope 13, the fixed laminating in middle part that the bottom mounting of spliced pole 12 has 14 disc baffle bottom of disc baffle has connecting rod 15, the bottom of shell 1 is equipped with a plurality of sampling component 16, there is connecting rod 15 to become linear equidistant distribution in the inside of shell 1 through fixed laminating between a plurality of sampling component 16, the bottom mounting laminating that is located the sampling component 16 of shell 1 bottom has disc plumbing 21, when disc plumbing 21 is located the inside bottom of shell 1, second sample connection 19 communicates each other with first sample connection 2.

Sampling subassembly 16 includes a sampling section of thick bamboo 17, and the sealed pad 18 that has cup jointed in the outside on sampling section of thick bamboo 17 top, the second sample connection 19 with 2 looks adaptations of first sample connection is seted up on the top of sampling section of thick bamboo 17, and the sealing washer 20 has been cup jointed in the outside of sampling section of thick bamboo 17 bottom, and sealing washer 20 is to the sealed leak protection of the sample of extraction for groundwater sample can not run off when upwards dragging.

Imbed on the lateral wall on the inside top of shell 1 and have two cardboard 22, two cardboard 22 are located disc baffle 14's top, and the bottom fixedly connected with of shell 1 hangs down pole 23, and the bottom mounting laminating that hangs down pole 23 has a hanging part 24, when carrying and draw sampling device, disc baffle 14 and sample subassembly 16 slide to shell 1 top direction in the inside of shell 1, and shell 1 seals second sample connection 19 in with sample subassembly 16 simultaneously.

The inner wall activity laminating of sealed pad 18 and sealing washer 20 and shell 1 is cup jointed through the outside to the sampling section of thick bamboo 17, and sealed pad 18 laminating is in the outer lane of second sample connection 19 for shell 1 can seal second sample connection 19, and the groundwater sample can not run off when withdrawing.

Disc pendant 21's weight is between 3kg-5kg, pendant 24's weight is between 5kg-8kg, when placing sampling device, disc pendant 21 can make sampling component 16 shell 1 bottom slide, can not be because sampling component 16 outside laminating has sealed 18 and sealing washer 20 card can't take a sample in the middle part, when withdrawing sampling device, pendant 24's gravity makes sampling component 16 slide to shell 1 top in the inside of shell 1 to make the inner wall of shell 1 seal the second sample connection 19 in with sampling component 16.

The two clamping plates 22 are symmetrical about the connecting column 12, and the distance between the disc-shaped baffle plate 14 and the clamping plates 22 is equal to the distance between the first sampling port 2 and the water outlet assembly 3, so that the second sampling port 19 of the sampling assembly 16 slides to the position of the water outlet assembly 3 just relative to the housing 1.

The working principle is as follows: the utility model firstly places the sampling device in the groundwater sampling well, the traction force of the nylon rope 13 makes the connecting column 12 drive the disc-shaped baffle plate 14 to slide towards the top direction of the shell 1 relative to the shell 1 when sinking, the connecting column 12 is limited by the clamping plate 22, at the moment, the second sampling ports 19 in the plurality of sampling assemblies 16 are shielded by the inner wall of the shell 1, sampling is not carried out, when the sampling device sinks to the bottom of the sampling well, the disc-shaped hanging block 21 drives the plurality of sampling assemblies 16 to slide towards the bottom direction of the shell 1 relative to the shell 1, the second sampling ports 19 in the plurality of sampling assemblies 16 are mutually communicated with the first sampling ports 2 on the side wall of the shell 1, groundwater sampling is carried out, when the sampling device is withdrawn, the connecting column 12 is subjected to the traction force of the nylon rope 13, the shell 1 is subjected to the gravity action of the hanging block 24, the connecting column 12 drives the disc-shaped hanging block 21 and the plurality of sampling, the shell 1 shields the second sampling port 19 again, so that the sampling device discharges the groundwater sample when being withdrawn, then the second water outlet pipe 5 is rotated, the first baffle 9 and the second baffle 10 are staggered to generate a water outlet channel, the container is used for receiving the groundwater sample, or the groundwater sample is inserted into the vacuum pipe through the needle tube 11, and the vacuum pipe is used for extracting the groundwater sample.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automatic sampler for underground water, comprising a shell (1) and a sampling assembly (16), characterized in that: the bottom of the shell (1) is provided with a plurality of first sampling ports (2), the first sampling ports (2) are linearly distributed at equal intervals, the top end of the first sampling port (2) is embedded with a water outlet component (3), the water outlet component (3) comprises a first water outlet pipe (4) and a second water outlet pipe (5), the first water outlet pipe (4) is clamped into a clamping groove through a clamping block and is rotationally connected with the second water outlet pipe (5), a first water outlet groove (6) and a second water outlet groove (7) are respectively arranged in the first water outlet pipe (4) and the second water outlet pipe (5), one side, close to the second water outlet groove (7), of the first water outlet groove (6) is provided with a through groove (8) communicated with the second water outlet groove, a first baffle plate (9) is fixedly attached to the bottom end of one side, close to the second water outlet groove (7), close to the through groove (8), of the first baffle plate (9), and one side, far away from the through groove (8), is movably attached with a second baffle plate, the second baffle (10) is positioned at the top end of the second water outlet groove (7) and fixedly attached to the side wall of the top end of the second water outlet groove (7), a needle tube (11) is embedded into one side, far away from the second baffle (10), of the second water outlet groove (7), a connecting column (12) is inserted into the middle of the top end of the shell (1), a nylon rope (13) is fixedly attached to the middle of the top end of the connecting column (12), a disc-shaped baffle (14) is fixedly attached to the bottom end of the connecting column (12), a connecting rod (15) is fixedly attached to the middle of the bottom end of the disc-shaped baffle (14), a plurality of sampling assemblies (16) are arranged at the bottom end of the shell (1), the connecting rods (15) are fixedly attached to the inside of the shell (1) in a linear equidistant mode, disc-shaped hanging blocks (21) are fixedly attached to the bottom end of the sampling assembly (16) positioned at the bottom end of the shell (, sampling subassembly (16) includes sampler barrel (17), sealed pad (18) have been cup jointed in the outside on sampler barrel (17) top, second sample connection (19) with first sample connection (2) looks adaptation are seted up on the top of sampler barrel (17), sealing washer (20) have been cup jointed in the outside of sampler barrel (17) bottom, it has two cardboard (22), two to imbed on the lateral wall on the inside top of shell (1) cardboard (22) are located the top of disc baffle (14), the bottom fixedly connected with of shell (1) hangs down pole (23), the bottom mounting laminating of hanging down pole (23) has hanging down piece (24).

2. An automatic sampler for underground water according to claim 1, characterized in that: the inner wall activity laminating of sealed pad (18) and sealing washer (20) and shell (1) is cup jointed through the outside to sampling tube (17), sealed pad (18) laminating is in the outer lane of second sample connection (19).

3. An automatic sampler for underground water according to claim 1, characterized in that: the weight of the disc-shaped hanging block (21) is between 3kg and 5kg, and the weight of the hanging block (24) is between 5kg and 8 kg.

4. An automatic sampler for underground water according to claim 1, characterized in that: the two clamping plates (22) are symmetrical relative to the connecting column (12), and the distance between the disc-shaped baffle plate (14) and the clamping plates (22) is equal to the distance between the first sampling port (2) and the water outlet assembly (3).