CN212254741U

CN212254741U - Water sample extraction device for underground water monitoring

Info

Publication number: CN212254741U
Application number: CN202020751118.9U
Authority: CN
Inventors: 韦学松
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2020-12-29
Anticipated expiration: 2030-05-09

Abstract

The utility model discloses a water sample extraction device for groundwater monitoring; belongs to the technical field of underground water sampling equipment; the technical key points of the device comprise a long rod and a fixed rod, wherein the fixed rod is fixedly arranged in the middle of the top end of the long rod, a first sliding groove and a second sliding groove are respectively formed in two sides of the bottom end of the fixed rod, a through groove is formed in the middle of the inner wall of one side, away from the second sliding groove, of the first sliding groove in a penetrating mode, a sliding rod matched with the first sliding groove is movably arranged in the first sliding groove, the bottom end of the sliding rod extends to the bottom of the first sliding groove, and a threaded groove is formed in one end, located in the first sliding groove, of; the utility model discloses a slide bar can slide in first sliding tray inside to drive the extension board and remove, the extension board drives the extraction pipe and removes, and the extension tube is followed the extraction pipe simultaneously and is stretched out and drawn back, adjustment pipeline length, thereby adjusted the length of whole device, be favorable to improving the flexibility ratio and the practicality of device.

Description

Water sample extraction device for underground water monitoring

Technical Field

The utility model relates to a groundwater sampling equipment technical field, more specifically say, especially relate to a water sample draw-out device for groundwater monitoring.

Background

At present, in water quality testing, groundwater can be regularly sampled and detected to ensure groundwater quality, and the conventional groundwater water sample extraction mainly comprises a well pumping method and a pit and groove digging method, wherein a drilling machine is used for firstly drilling a hole and then an extraction device is used for extracting a water sample, and the pit and groove digging method is used for sampling groundwater in a pit digging mode.

However, the existing water sample extraction device has low flexibility, is inconvenient to use, cannot adjust the length of the extraction device according to the depth of the pit, and can extract water only by bending down the extraction pipe to enable the extraction pipe to extend below the liquid level; and current draw-out device is after carrying out an extraction, and is inconvenient to wash the extraction tube, causes the water sample of next extraction to detect out the result inaccurate.

Therefore, it is necessary to invent a water sampling device for groundwater monitoring to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the not enough of above-mentioned prior art, provide a can adjust length and easy abluent water sample draw-out device of groundwater monitoring.

The technical scheme of the utility model is realized like this: a water sample extraction device for underground water monitoring comprises a long rod and a fixed rod, wherein the middle part of the top end of the long rod is fixedly provided with the fixed rod, the two sides of the bottom end of the fixed rod are respectively provided with a first sliding groove and a second sliding groove, the middle part of the inner wall of one side of the first sliding groove, which is far away from the second sliding groove, is penetrated and provided with a through groove, a sliding rod matched with the first sliding groove is movably arranged in the first sliding groove, the bottom end of the sliding rod extends to the bottom of the first sliding groove, one end of the sliding rod, which is positioned in the first sliding groove, is penetrated and provided with a threaded groove, a threaded rod is penetrated and arranged in the threaded groove, the inner wall of the threaded groove is in threaded connection with the threaded rod, one end of the threaded rod penetrates through the through groove and extends to one side of the long rod, one end of the threaded, the fixed stock solution bottle that is provided with in inside top of second sliding tray, stock solution bottle bottom is provided with telescopic tube, and telescopic tube's top and the inside intercommunication of stock solution bottle, telescopic tube's bottom extends to second sliding tray bottom, the slide bar bottom mounting is provided with the extension board, and the one end of extension board extends to the telescopic tube bottom, the extension board top is close to one side of telescopic tube and is fixed to run through and be provided with the extraction pipe, and the top and the telescopic tube intercommunication of extraction pipe.

As a further scheme of the invention: one side of the clamping block, which is far away from the threaded rod, is fixedly provided with a plurality of damping bulges, and the damping bulges are distributed in a rectangular array.

As a further scheme of the invention: the liquid storage bottle is characterized in that an extrusion groove is formed in the middle of the top end of the fixed rod, an elastic air bag is fixedly arranged at the bottom end of the extrusion groove, a connecting pipe is arranged at the top of the liquid storage bottle, and one end of the connecting pipe is communicated with the inside of the liquid storage bottle.

As a further scheme of the invention: the other end of the connecting pipe penetrates through the long rod and the fixing rod and extends to the inside of the extrusion groove, and one end, located inside the extrusion groove, of the connecting pipe is communicated with the elastic air bag.

As a further scheme of the invention: the inside activity of extrusion groove is provided with the extrusion pole, and the extrusion pole is located the elasticity gasbag top, the top of extrusion pole extends to the top of extrusion groove, the bottom mounting of extrusion pole is provided with the cushion layer, the top mounting of extrusion pole is provided with the roof.

As a further scheme of the invention: the limiting grooves are formed in the top ends of the inner walls of the two sides of the extrusion groove, and limiting blocks matched with the limiting grooves are fixedly arranged in the middle of the two sides of the extrusion rod.

As a further scheme of the invention: the dead lever lateral wall encircles and is provided with a plurality of damping strips, and a plurality of damping strips are equidistant distribution.

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

1. the utility model discloses a slide bar can slide in first sliding tray to drive the extension board and remove, the extension board drives the extraction pipe and removes, and the telescope tube follows the extraction pipe simultaneously and stretches out and draws back, adjusts the pipeline length, thereby has adjusted the length of whole device, is favorable to improving the flexibility ratio and the practicality of device;

2. the utility model drives the threaded rod to rotate through the arrangement of the threaded rod, the clamping block and the screwing block and moves towards the inside of the first sliding groove, so that the clamping block is tightly attached to the inner wall of the first sliding groove, thereby fixing the sliding rod, and being beneficial to preventing the sliding rod from sliding when in use and influencing normal use;

3. the utility model discloses a setting of elastic airbag and stripper bar, through the removal stripper bar downwards, compression elastic airbag, make the inside air of elastic airbag pass through the connecting pipe, the stock solution bottle, telescopic tube and extraction tube discharge, after loosening the stripper bar again, elastic airbag resumes deformation, the extraction stock solution bottle, the air in telescopic tube and the extraction tube, form the negative pressure, thereby the extraction water sample, and easy operation is not only favorable to conveniently extracting the water sample, and when extracting clean water, the convenience is to the stock solution bottle, telescopic tube and the inside pipeline of extraction tube wash.

Drawings

The present invention will be described in further detail with reference to the following examples, which are not intended to limit the invention.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural diagram of the utility model at a in fig. 1;

fig. 3 is a schematic partial sectional structural view of fig. 1 of the present invention;

in the figure: 1. a long rod; 2. fixing the rod; 3. a first sliding groove; 4. a second sliding groove; 5. a through groove; 6. a slide bar; 7. A thread groove; 8. a threaded rod; 9. twisting the block; 10. an extension plate; 11. a liquid storage bottle; 12. a telescopic sleeve; 13. an extraction pipe; 14. a connecting pipe; 15. a clamping block; 16. extruding a groove; 17. an elastic air bag; 18. an extrusion stem; 19. a top plate; 20. a soft cushion layer; 21. a limiting groove; 22. a limiting block; 23. a damping strip; 24. a damping projection.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

The utility model provides a water sample draw-off gear for groundwater monitoring as shown in fig. 1-3, including stock 1 and dead lever 2, wherein stock 1 top middle part is fixed and is provided with dead lever 2.

As shown in fig. 1, two sides of the bottom end of the fixed rod 2 are respectively provided with a first sliding groove 3 and a second sliding groove 4, the middle part of the inner wall of one side of the first sliding groove 3 far away from the second sliding groove 4 is provided with a through groove 5 in a penetrating way, a sliding rod 6 matched with the first sliding groove 3 is movably arranged in the first sliding groove 3, the bottom end of the sliding rod 6 extends to the bottom of the first sliding groove 3, one end of the sliding rod 6 positioned in the first sliding groove 3 is provided with a threaded groove 7 in a penetrating way, a threaded rod 8 is arranged in the threaded groove 7 in a penetrating way, the inner wall of the threaded groove 7 is in threaded connection with the threaded rod 8, one end of the threaded rod 8 is provided with a screwing block 9 in a penetrating way and extends to one side of the long rod 1, the screwing block 9 is positioned at one side of the long rod 1, a clamping block 15 is fixedly arranged at the other end of, the threaded rod 8 is driven to rotate by rotating the screwing block 9 and moves towards the inside of the first sliding groove 3, so that the clamping block 15 is tightly attached to the inner wall of the first sliding groove 3, thereby fixing the sliding rod 6, and being beneficial to preventing the sliding rod 6 from sliding when in use and influencing normal use, the top end inside the second sliding groove 4 is fixedly provided with the liquid storage bottle 11, the bottom of the liquid storage bottle 11 is provided with the telescopic sleeve 12, the top end of the telescopic sleeve 12 is communicated with the inside of the liquid storage bottle 11, the bottom end of the telescopic sleeve 12 extends to the bottom of the second sliding groove 4, the bottom end of the sliding rod 6 is fixedly provided with the extension plate 10, one end of the extension plate 10 extends to the bottom of the telescopic sleeve 12, one side of the top end of the extension plate 10, which is close to the telescopic sleeve 12, is fixedly provided with the extraction pipe 13 in a penetrating way, the top end of the extraction pipe 13 is communicated with the, the extension plate 10 drives the extraction pipe 13 to move, and the telescopic sleeve 12 stretches along with the extraction pipe 13 to adjust the length of the pipeline, so that the length of the whole device is adjusted, and the improvement of the flexibility and the practicability of the device is facilitated.

Secondly, 2 lateral walls of dead lever encircle and are provided with a plurality of damping strips 23, and a plurality of damping strips 23 are equidistant distribution, through the setting of damping strips 23, are favorable to increasing frictional force, increase the stability of gripping.

As shown in fig. 2, one side of the clamping block 15, which is far away from the threaded rod 8, is fixedly provided with a plurality of damping protrusions 24, the damping protrusions 24 are distributed in a rectangular array, and the damping protrusions 24 can increase friction force, thereby being beneficial to fixing the sliding rod 6 more stably.

As shown in fig. 3, an extrusion groove 16 is formed in the middle of the top end of the fixing rod 2, an elastic airbag 17 is fixedly arranged at the bottom end of the extrusion groove 16, a connecting pipe 14 is arranged at the top of the liquid storage bottle 11, one end of the connecting pipe 14 is communicated with the inside of the liquid storage bottle 11, the other end of the connecting pipe 14 penetrates through the long rod 1 and the fixing rod 2 and extends into the extrusion groove 16, one end of the connecting pipe 14, which is positioned in the extrusion groove 16, is communicated with the elastic airbag 17, an extrusion rod 18 is movably arranged in the extrusion groove 16, the extrusion rod 18 is positioned at the top of the elastic airbag 17, the top end of the extrusion rod 18 extends to the top of the extrusion groove 16, a cushion layer 20 is fixedly arranged at the bottom end of the extrusion rod 18, the elastic airbag 17 is protected from being damaged by the bottom end of the extrusion rod 18 through the arrangement of the cushion layer, through the removal extrusion pole 18 downwards, compress elastic airbag 17, make the inside air of elastic airbag 17 pass through connecting pipe 14, stock solution bottle 11, telescopic tube 12 and extraction pipe 13 discharge, after loosening extrusion pole 18 again, elastic airbag 17 resumes deformation, extraction stock solution bottle 11, the air in telescopic tube 12 and the extraction pipe 13, form the negative pressure, thereby extract the water sample, moreover, the operation is thus simple, not only be favorable to conveniently extracting the water sample, and when the extraction clean water, the convenience is to stock solution bottle 11, telescopic tube 12 and extraction pipe 13 inside pipeline wash.

Secondly, the top end of the inner wall of each of the two sides of the extrusion groove 16 is provided with a limit groove 21, the middle parts of the two sides of the extrusion rod 18 are fixedly provided with limit blocks 22 matched with the limit grooves 21, and the arrangement of the limit grooves 21 and the limit blocks 22 is favorable for preventing the extrusion rod 18 from moving out of the extrusion groove 16.

The utility model discloses the theory of operation:

when the device is used, firstly, the length of the device is adjusted according to the depth of a drilled hole or a dug pit, the extension plate 10 and the extraction pipe 13 are driven to move by sliding the sliding rod 6, so that the telescopic sleeve 12 is stretched, meanwhile, the threaded rod 8 slides in the through groove 5, after the proper length is adjusted, the threaded rod 8 is driven to rotate and move towards the inside of the first sliding groove 3 by rotating the screwing block 9 until the clamping block 15 is tightly attached to the inner wall of the first sliding groove 3, so that the sliding rod 6 is clamped, and the sliding rod 6 is prevented from sliding;

stretch into sampling water liquid level following this with the extraction tube 13 below, then press down the extrusion stem 18 through roof 19, make extrusion stem 18 remove to 16 bottoms in extrusion groove, thereby make elasticity gasbag 17 compressed, the inside air of elasticity gasbag passes through connecting pipe 14, stock solution bottle 11, telescopic tube 12 and extraction tube 13 are outside to be discharged, release roof 19 immediately afterwards, thereby elasticity gasbag 17 resumes deformation, and extract stock solution bottle 11 through connecting pipe 14, the inside air of telescopic tube 12 and extraction tube 13, thereby form the negative pressure, thereby make the water sample taken out to stock solution bottle 11 inside, after elasticity gasbag 17 resumes deformation, stock solution bottle 11 just takes out the water sample, finally, take out the device, through pressing roof 19 once more, make elasticity gasbag 17 deform once more, thereby extrude the inside water sample of stock solution bottle 11 in the storage device, wait to detect.

After once using, through the clear water of repeated extraction, discharge again to wash stock solution bottle 11, telescopic tube 12 and extraction tube 13, prevent that the water sample from remaining, influence the accuracy of sampling next time.

The above embodiment is the preferred embodiment of the present invention, which is only used to facilitate the explanation of the present invention, it is not right to the present invention, which makes the restriction on any form, and any person who knows commonly in the technical field can use the present invention to make the equivalent embodiment of local change or modification without departing from the technical features of the present invention.

Claims

1. The utility model provides a water sample draw-out device for groundwater monitoring, includes stock (1) and dead lever (2), wherein stock (1) top middle part is fixed and is provided with dead lever (2), its characterized in that: a first sliding groove (3) and a second sliding groove (4) are respectively formed in two sides of the bottom end of the fixed rod (2), a through groove (5) is formed in the middle of the inner wall of one side, away from the second sliding groove (4), of the first sliding groove (3), a sliding rod (6) matched with the first sliding groove (3) is movably arranged in the first sliding groove (3), the bottom end of the sliding rod (6) extends to the bottom of the first sliding groove (3), a threaded groove (7) is formed in one end, located in the first sliding groove (3), of the sliding rod (6) in a penetrating mode, a threaded rod (8) is arranged in the threaded groove (7) in a penetrating mode, the inner wall of the threaded groove (7) is in threaded connection with the threaded rod (8), one end of the threaded rod (8) penetrates through the through groove (5) and extends to one side of the long rod (1), and a screwing block (9) is arranged at one end of the threaded, and twist one side that piece (9) is located stock solution (1), the other end of threaded rod (8) is fixed and is provided with fixture block (15), the fixed stock solution bottle (11) that is provided with in the inside top of second sliding tray (4), stock solution bottle (11) bottom is provided with telescopic tube (12), and the top and the inside intercommunication of stock solution bottle (11) of telescopic tube (12), the bottom of telescopic tube (12) extends to second sliding tray (4) bottom, slide bar (6) bottom mounting is provided with extension board (10), and the one end of extension board (10) extends to telescopic tube (12) bottom, one side that extension board (10) top is close to telescopic tube (12) is fixed to run through and is provided with extraction tube (13), and the top and the telescopic tube (12) intercommunication of extraction tube (13).

2. A water sample extraction device for underground water monitoring according to claim 1, wherein a plurality of damping protrusions (24) are fixedly arranged on one side of the fixture block (15) far away from the threaded rod (8), and the damping protrusions (24) are distributed in a rectangular array.

3. A water sample extraction device for groundwater monitoring as claimed in claim 1, wherein a squeezing groove (16) is formed in the middle of the top end of the fixing rod (2), an elastic air bag (17) is fixedly arranged at the bottom end of the squeezing groove (16), a connecting pipe (14) is arranged at the top of the liquid storage bottle (11), and one end of the connecting pipe (14) is communicated with the inside of the liquid storage bottle (11).

4. A water sample extraction device for groundwater monitoring as claimed in claim 3, wherein the other end of the connection pipe (14) penetrates the long rod (1) and the fixing rod (2) and extends to the inside of the extrusion groove (16), and one end of the connection pipe (14) inside the extrusion groove (16) is communicated with the elastic air bag (17).

5. A water sample extraction device for underground water monitoring according to claim 4, wherein an extrusion rod (18) is movably arranged inside the extrusion groove (16), the extrusion rod (18) is positioned at the top of the elastic air bag (17), the top end of the extrusion rod (18) extends to the top of the extrusion groove (16), a cushion layer (20) is fixedly arranged at the bottom end of the extrusion rod (18), and a top plate (19) is fixedly arranged at the top end of the extrusion rod (18).

6. A water sample extraction device for underground water monitoring according to claim 5, wherein the top ends of the inner walls of the two sides of the extrusion groove (16) are both provided with a limiting groove (21), and the middle parts of the two sides of the extrusion rod (18) are both fixedly provided with a limiting block (22) matched with the limiting groove (21).

7. A water sample extraction device for underground water monitoring according to claim 1, wherein a plurality of damping strips (23) are arranged around the outer side wall of the fixing rod (2), and the damping strips (23) are distributed at equal intervals.