CN116399648B - Pipe-in-pipe underground fluid layered sampling device - Google Patents

Pipe-in-pipe underground fluid layered sampling device Download PDF

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Publication number
CN116399648B
CN116399648B CN202310323043.2A CN202310323043A CN116399648B CN 116399648 B CN116399648 B CN 116399648B CN 202310323043 A CN202310323043 A CN 202310323043A CN 116399648 B CN116399648 B CN 116399648B
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pipe
wall
tube
fixedly connected
water
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CN116399648A (en
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周安聘
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Shijiazhuang Earthquake Monitoring Center Station
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Shijiazhuang Earthquake Monitoring Center Station
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N1/16Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/10Geothermal energy

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention belongs to the technical field of underground fluid sampling, in particular to a pipe-in-pipe underground fluid layered sampling device which comprises an outer pipe and an inner pipe; the inner pipe is internally communicated with a filter pipe and a water outlet pipe, the outer pipe is arranged outside the inner pipe, phenolic foam materials are filled between the outer pipe and the inner pipe, and the filter pipe and the water outlet pipe extend outside the outer pipe; through fixing the mechanism on the outer tube and can link up multisection outer tube, then set up the pressure value of pressure valve on every section outer tube, the difference that pressure value set up, then weld fixedly on the outer tube of top, fixedly detain and be used for hanging the rope, then hoist and mount multisection outer tube to the aquatic with the help of the rope, pressure valve on the multisection outer tube can be opened in the different positions department in the aquatic, then water can enter into in the inner tube from the filter tube, impurity in the aquatic can be filtered by the filter screen simultaneously, then temperature sensor in the inner tube can sense the temperature of water, later transmit to outside display on showing the temperature.

Description

Pipe-in-pipe underground fluid layered sampling device
Technical Field
The invention belongs to the technical field of underground fluid sampling, and particularly relates to a pipe-in-pipe underground fluid stratified sampling device.
Background
At present, in order to carry out exception verification, scientific investigation and underground fluid observation station construction on a deep well, water sampling is needed, a circular tube can be used for sampling, a pressure valve is arranged on a water inlet pipe of the circular tube, the numerical value of the pressure valve can be set, the circular tube is hung into the deep well, then after the water pressure reaches a certain numerical value, the pressure valve can be opened, then fluid can enter the circular tube for sampling, and the effect of sampling the fluid at different depths is realized.
With respect to the related art, the inventors consider that the following drawbacks often exist: when the fluid with different depths is required to be sampled, the round pipe is required to be taken out and put in from the deep well for multiple times, and the fluid with different depths cannot be sampled at one time, so that the step of sampling the fluid is too complex.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to a pipe-in-pipe underground fluid stratified sampling device, which comprises a group of outer pipes and inner pipes; the inner pipe is internally communicated with a filter pipe and a water outlet pipe, the outer pipe is arranged outside the inner pipe, phenolic foam materials are filled between the outer pipe and the inner pipe, the filter pipe and the water outlet pipe extend out of the outer pipe, a pressure valve is fixedly arranged on the filter pipe, a control valve is fixedly arranged on the water outlet pipe, a filter screen is fixedly arranged in the filter pipe, a temperature sensor is arranged in the inner pipe, the outer wall of the outer pipe is fixedly connected with an external display, a fixing mechanism is arranged on the outer pipe, a plurality of sections of outer pipes can be connected by virtue of the fixing mechanism on the outer pipe, then the pressure value of the pressure valve on each section of outer pipe is set, the pressure value is different, then a fixing buckle is welded on the topmost outer pipe, the fixed knot is used for hanging the rope, then hoist and mount the multisection outer tube into water with the help of the rope, the pressure valve on the multisection outer tube can be opened in the different positions department in water, then water can enter into the inner tube from the filter tube, impurity in the water can be filtered by the filter screen simultaneously, then temperature sensor in the inner tube can sense the temperature of water, afterwards, the temperature is shown on the outside display that transmits again, phenolic foam material can keep warm the water in the inner tube, after all inner tubes all accomplish the water sample, hoist and transport the outer tube out from the well through the rope, the in-process that the outer tube risees, the water pressure that the pressure valve received can diminish and close, the outer tube is taken out the back, can open the control valve, let the water in the inner tube follow outlet pipe discharge.
Preferably, the inner wall cover of inner tube has the elastic membrane, there is the clearance between the inner wall of elastic membrane and inner tube, the even fixedly connected with lug of outer wall of elastic membrane, be provided with the kicker in the inner tube, the outer wall of kicker is provided with toggle mechanism, after water enters into the inner tube, the kicker can follow water and upwards move, then the water in the inner tube is being discharged the back, the kicker can follow the water level and descend, the in-process toggle mechanism of decline can toggle the lug for the lug drives the elastic membrane and shakes, thereby shakes out remaining water on the elastic membrane, discharges together with other water following, reduces the residual of water in the inner tube, prevents that remaining water in the inner tube is more can influence the next sample.
Preferably, the toggle mechanism comprises a group of connecting grooves, a group of connecting grooves are formed in the floating block, the impact block is connected with the impact block in a sliding mode in the floating block, the impact block is located in the connecting groove, a first spring is fixedly connected between one side of the inner pipe inner wall far away from the impact block and the connecting groove, a connecting wire is fixedly connected with the top end of the impact block, a toggle plate is fixedly installed at one end of the connecting wire far away from the impact block, a rotating shaft is fixedly connected with one side of the toggle plate, the rotating shaft is rotationally connected with the side wall of the floating block, a torsion spring is arranged between the rotating shaft and the floating block, when the floating block moves downwards, the toggle plate is contacted with the bump, at the moment, the toggle plate can toggle the bump under the resistance of the torsion spring, the bump drives the elastic film to shake, and meanwhile the toggle plate can rotate upwards due to the bump resistance, the connecting wire can pull the impact block to the impact of the elastic film, more water can be shaken from the elastic film, and when the toggle plate is not contacted with the bump, the torsion spring can drive the toggle spring to reset when the toggle plate is not contacted with the bump.
Preferably, the inner wall bottom of inner tube is seted up flutedly, the inner wall sliding connection of recess has first contact, fixedly connected with second spring between the bottom of first contact and the recess inner wall, the inner wall bottom fixedly connected with second contact of recess, the holding tank has been seted up to the inside of inner tube, fixedly connected with hollow elastic bag in the holding tank, the inner wall top fixedly connected with electro-magnet of elastic bag, the inner wall bottom fixedly connected with iron ring of elastic bag, the connecting pipe has been linked together in the elastic bag, the connecting pipe extends to the interior of inner tube, and after the water in the inner tube was all discharged, the kicking block can descend to the minimum in the position of inner tube, and the kicking block can extrude first contact this moment for first contact contacts, thereby makes the electro-magnet circular telegram, and the electro-magnet can inhale with the iron ring magnetism, thereby makes the electro-magnet down remove, and then makes the elastic bag extrudeed, and the gas in the elastic bag can be discharged from the connecting pipe, then blow on the elastic membrane, and then with the remaining water of elastic membrane, and then follow the outlet pipe of discharging.
Preferably, the inner wall top fixedly connected with a set of round bar of inner tube, a set of the other end fixedly connected with ball of round bar, the ball is located under the connecting pipe, when gas blows out from the connecting pipe, gas can blow on the ball earlier, and then gas can be dispersed by the ball to can blow gas more evenly on the elastic membrane.
Preferably, a positioning rod is fixedly connected between the top end and the bottom end of the inner wall of the inner tube, the floating block is slidably connected with the surface of the positioning rod, and the floating block can linearly move up and down by means of the positioning rod, so that the floating block is prevented from drifting in water in the moving process, and the position of the poking piece and the position of the protruding block are not aligned.
Preferably, fixedly connected with dead lever on the outer wall of outer tube, the one end sliding connection that the outer tube was kept away from to the dead lever has the guard plate, the bottom fixedly connected with connecting rod of guard plate, the bottom fixedly connected with floater of connecting rod when the outer tube gets into in the aquatic, and the floater can promote the connecting rod under water pressure for the connecting rod promotes the guard plate and reciprocates, and the guard plate can keep off on the external display at this moment, prevents that the outer tube can collide with the wall of a well in the in-process that the aquatic descends, leads to the external display to damage, and the outer tube shifts out the back from the aquatic, and the guard plate can move down under the effect of gravity for the guard plate no longer blocks the external display, and the temperature that shows on the external display can be seen to the people at this moment.
Preferably, the floating ball is hollow near half of the filter tube, shrinkage cavities communicated with the inside of the floating ball are uniformly formed in the outer wall of the floating ball near the filter tube, the floating ball ascends to the topmost position in water to be aligned with the filter tube, when the floating ball continuously descends in water, the floating ball can bear the pressure of water, when the pressure value born by the floating ball reaches a certain value, all the shrinkage cavities can be opened, and at the moment, the water in the floating ball can impact the filter screen, so that impurities on the filter screen can be impacted, and the effect of cleaning and dredging the filter screen can be achieved.
Preferably, the top fixedly connected with clamp plate of outside display, the inner wall fixedly connected with connecting plate of guard plate, the top fixedly mounted of connecting plate has the sponge piece, one side that the guard plate was kept away from to the sponge piece contacts with the inner wall of outside display, when the guard plate upwards moves, the guard plate can drive the sponge piece and upwards move, the sponge piece can contact with the clamp plate this moment, thereby make clamp plate and connecting plate collapse the sponge piece, later the sponge piece of drying can absorb water after getting into the aquatic, when the outer tube shifts out from the aquatic, the guard plate can move down, the clamp plate no longer contacts with the sponge piece this moment, thereby make the sponge piece recover, the sponge piece still has the effect of absorbing water this moment, when the guard plate moves down, the sponge piece can wipe the water on the outside display, prevent that the outside display from having the water stain can not see clearly.
Preferably, the top fixedly connected with clamp plate of outside display, the inner wall fixedly connected with connecting plate of guard plate, the top fixedly mounted of connecting plate has the sponge piece, one side that the guard plate was kept away from to the sponge piece contacts with the inner wall of outside display, when the guard plate upwards moves, the guard plate can drive the sponge piece and upwards move, the sponge piece can contact with the clamp plate this moment, thereby make clamp plate and connecting plate collapse the sponge piece, later the sponge piece of drying can absorb water after getting into the aquatic, when the outer tube shifts out from the aquatic, the guard plate can move down, the clamp plate no longer contacts with the sponge piece this moment, thereby make the sponge piece recover, the sponge piece still has the effect of absorbing water this moment, when the guard plate moves down, the sponge piece can wipe the water on the outside display, prevent that the outside display from having the water stain can not see clearly.
Preferably, the fixing mechanism comprises a cylinder, the cylinder is fixed on the top of outer tube, the draw-in groove has evenly been seted up to the outer wall of cylinder, the circular slot has been seted up to the bottom of outer tube, the internal diameter of circular slot is the same with the external diameter of cylinder, set up the cavity in the outer tube, the hollow rubber circle of inner wall top fixedly connected with of circular slot, the intercommunication has the pipe in the rubber circle, the intercommunication has the branch pipe on the pipe, fixed mounting has the solenoid valve on the pipe, sliding connection has the fixture block that links to each other with cavity and circular slot in the outer tube, fixedly connected with reset spring between the inner wall of fixture block and cavity, through placing two sections outer tubes together, then close the solenoid valve, later place the cylinder on one of them section outer tube in the circular slot of another section outer tube, the cylinder can extrude the rubber circle this moment for gas in the rubber circle enters into the cavity through pipe and branch pipe, and gas can promote the fixture block in the cavity this moment, so that two sections outer tubes are fixed together with the pipe, need dismantle two sections outer tube, open the gas in the cavity and then can separate the fixture block with the clamp block through the draw-in order to make two sections outer tube and then can separate the fixture block with the clamp block through the reset spring.
The beneficial effects of the invention are as follows:
1. through fixing the mechanism on the outer tube and can link up multisection outer tube, then set up the pressure value of pressure valve on every section outer tube, the difference that pressure value set up, then weld fixedly on the outer tube of top, fixedly detain and be used for hanging the rope, then hoist and mount multisection outer tube to the aquatic with the help of the rope, pressure valve on the multisection outer tube can be opened in the different positions department in the aquatic, then water can enter into in the inner tube from the filter tube, impurity in the aquatic can be filtered by the filter screen simultaneously, then temperature sensor in the inner tube can sense the temperature of water, later transmit to outside display on showing the temperature.
2. After water enters into the inner tube, the floating block can move upwards along with the water, then the water in the inner tube is discharged, the floating block can descend along with the water level, and the stirring mechanism can stir the convex block in the descending process, so that the convex block drives the elastic membrane to shake, the residual water on the elastic membrane is shaken off, other water is discharged together along with the convex block, the residual water in the inner tube is reduced, and the phenomenon that the next sampling is influenced by more residual water in the inner tube is prevented.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a partial cross-sectional view of an outer tube of the present invention;
FIG. 3 is an enlarged view at A of FIG. 2;
FIG. 4 is an enlarged view at B of FIG. 2;
FIG. 5 is an enlarged view at C of FIG. 2;
fig. 6 is a schematic view of a part of the structure of the shielding plate in the present invention;
fig. 7 is a schematic view of the preassembled structure of the outer tube.
In the figure: 1. an outer tube; 2. an inner tube; 3. phenolic foam material; 4. a filter tube; 5. a filter screen; 6. a temperature sensor; 7. an external display; 8. an elastic film; 9. a bump; 10. a floating block; 11. a rotating shaft; 12. a pulling piece; 13. a connecting groove; 14. a connecting wire; 15. an impact block; 16. a first spring; 17. a first contact; 18. a second contact; 19. a second spring; 20. a positioning rod; 21. an elastic bag; 22. an electromagnet; 23. an iron ring; 24. a connecting pipe; 25. a round bar; 26. a ball; 27. a fixed rod; 28. a protection plate; 29. a connecting rod; 30. a floating ball; 31. a connecting plate; 32. a sponge block; 33. a pressing plate; 34. a water outlet pipe; 35. a clamping groove; 36. a rubber ring; 37. a conduit; 38. a branch pipe; 39. a cavity; 40. a clamping block; 41. a return spring; 42. a cylinder.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Example 1
As shown in fig. 1 to 6, a pipe-in-pipe underground fluid stratified sampling device according to an embodiment of the present invention includes a group of outer pipes 1 and inner pipes 2; the inner pipe 2 is internally provided with a filter pipe 4 and a water outlet pipe 34, the outer pipe 1 is arranged outside the inner pipe 2, phenolic foam materials 3 are filled between the outer pipe 1 and the inner pipe 2, the filter pipe 4 and the water outlet pipe 34 extend out of the outer pipe 1, a pressure valve is fixedly arranged on the filter pipe 4, a control valve is fixedly arranged on the water outlet pipe 34, a filter screen 5 is fixedly arranged in the filter pipe 4, a temperature sensor 6 is arranged in the inner pipe 2, the outer wall of the outer pipe 1 is fixedly connected with an external display 7, a fixing mechanism is arranged on the outer pipe 1, a plurality of sections of outer pipes 1 can be connected by means of the fixing mechanism on the outer pipe 1, then the pressure value of the pressure valve on each section of outer pipe 1 is set, the pressure value is different, then a fixing buckle is welded on the topmost outer pipe 1, the fixed knot is used for hanging the rope, then hoist the multisection outer tube 1 into water with the help of the rope, the pressure valve on the multisection outer tube 1 can be opened in the different positions department in the aquatic, then water can get into in the inner tube 2 from filter tube 4, impurity in the aquatic can be filtered by filter screen 5 simultaneously, then temperature sensor 6 in the inner tube 2 can sense the temperature of water, afterwards transmit to external display 7 and show the temperature, phenolic foam material 3 can keep warm the water in the inner tube 2, all inner tubes 2 are after the water sampling is accomplished, hoist outer tube 1 out from the well through the rope, the in-process that outer tube 1 risees, the pressure valve received water pressure can become to be reduced and be closed, after outer tube 1 is taken out, can open the control valve, let the water in the inner tube 2 discharge from outlet pipe 34.
The inner wall cover of inner tube 2 has elastic membrane 8, there is the clearance between elastic membrane 8 and the inner wall of inner tube 2, the even fixedly connected with lug 9 of outer wall of elastic membrane 8, be provided with the kicker 10 in the inner tube 2, the outer wall of kicker 10 is provided with toggle mechanism, after water enters into inner tube 2, and kicker 10 can follow water and upwards move, then the water in inner tube 2 is being discharged the back, and the kicker 10 can follow the water level decline, and the in-process toggle mechanism of decline can toggle lug 9 for lug 9 drives elastic membrane 8 and shakes, thereby shakes out remaining water on the elastic membrane 8, discharges together with other water follow, reduces the residual in inner tube 2, prevents that remaining water is more in inner tube 2 can influence the sample next time.
The stirring mechanism comprises a group of connecting grooves 13, a group of connecting grooves 13 are formed in a floating block 10, a striking block 15 is connected in the floating block 10 in a sliding mode, the striking block 15 is located in the connecting grooves 13, a first spring 16 is fixedly connected between one side of the inner wall of the inner tube 2, which is far away from the striking block 15, and the connecting grooves 13, a connecting wire 14 is fixedly connected with the top end of the striking block 15, one end of the connecting wire 14, which is far away from the striking block 15, is fixedly provided with a stirring sheet 12, one side of the stirring sheet 12 is fixedly connected with a rotating shaft 11, the rotating shaft 11 is connected with the side wall of the floating block 10 in a rotating mode, a torsion spring is arranged between the rotating shaft 11 and the floating block 10, when the floating block 10 moves downwards, the stirring sheet 12 contacts with the convex block 9, at the moment, the stirring sheet 12 stirs the convex block 9 under the resistance of the torsion spring, the convex block 9 drives the elastic membrane 8 to vibrate, the stirring sheet 12 can rotate upwards due to the convex block 9 resistance, the connecting wire 14 can pull the striking block 15, the striking block 15 can vibrate the elastic membrane 8, the stirring sheet 8 can be vibrated, the stirring sheet 8 can be driven by the elastic membrane 8, the vibration film 12 can not be reset by the elastic membrane 12, and the elastic membrane can be reset by the elastic membrane 12 can not be contacted with the first spring 12, and the elastic membrane 12 can be reset when the elastic membrane is reset by the vibration sheet 12.
The inner wall bottom of inner tube 2 has seted up flutedly, the inner wall sliding connection of recess has first contact 17, fixedly connected with second spring 19 between the bottom of first contact 17 and the recess inner wall, the inner wall bottom fixedly connected with second contact 18 of recess, the holding tank has been seted up to the inside of inner tube 2, fixedly connected with hollow elastic bag 21 in the holding tank, the inner wall top fixedly connected with electro-magnet 22 of elastic bag 21, the inner wall bottom fixedly connected with iron ring 23 of elastic bag 21, the elastic bag 21 intercommunication has connecting pipe 24, connecting pipe 24 extends to the inside of inner tube 2, and after the water in the inner tube 2 was all discharged, the kicking block 10 can descend to the minimum in the position of inner tube 2, and the kicking block 10 can extrude first contact 17 for first contact 17 and second contact 18 to make electro-magnet 22 circular telegram this moment, and iron ring 23 magnetism inhale thereby make electro-magnet 22 down, and then make elastic bag 21 extrudeed, and the gas in the elastic bag 21 can be followed connecting pipe 24 and then discharged from the connecting pipe 24, then blow off 8 and then blow off the water outlet pipe 8, and then blow off the elastic membrane 8 and then remain.
The inner wall top fixedly connected with a set of round bar 25 of inner tube 2, a set of the other end fixedly connected with ball 26 of round bar 25, ball 26 is located under connecting pipe 24, and when gas blows out from connecting pipe 24, gas can blow on ball 26 earlier, and then gas can be dispersed by ball 26 to can blow gas more evenly on elastic membrane 8.
The positioning rod 20 is fixedly connected between the top end and the bottom end of the inner wall of the inner pipe 2, the floating block 10 is slidably connected with the surface of the positioning rod 20, and the floating block 10 can linearly move up and down by means of the positioning rod 20, so that the floating block 10 is prevented from drifting in water in the moving process, and the positions of the poking plate 12 and the protruding blocks 9 are not aligned.
Fixedly connected with dead lever 27 on the outer wall of outer tube 1, the one end sliding connection that outer tube 1 was kept away from to dead lever 27 has guard plate 28, the bottom fixedly connected with connecting rod 29 of guard plate 28, the bottom fixedly connected with floater 30 of connecting rod 29, when outer tube 1 got into in the aquatic, floater 30 can promote connecting rod 29 under water pressure for connecting rod 29 promotes guard plate 28 and upwards moves, guard plate 28 can keep off on external display 7 this moment, prevent that outer tube 1 from going down in the aquatic in-process external display 7 can collide with the wall of a well, lead to external display 7 to appear damaging, outer tube 1 shifts out the back from the aquatic, guard plate 28 can down move under the effect of gravity for guard plate 28 no longer blocks external display 7, the temperature that shows on the external display 7 can be seen to the people this moment.
The floater 30 is close to half of filter tube 4 and is hollow, the shrinkage cavity that communicates rather than inside has evenly been seted up to the floater 30 near the outer wall of filter tube 4, floater 30 rises to the top in water department and aligns with filter tube 4, and when floater 30 continuously descends in water, floater 30 can receive the pressure of water, and when the pressure value that floater 30 received reached certain numerical value, all shrinkage cavities can be opened, and the water in floater 30 can strike filter screen 5 this moment to with impurity impact on the filter screen 5, play the effect of cleaning mediation to filter screen 5.
The top fixedly connected with clamp plate 33 of outside display 7, the inner wall fixedly connected with connecting plate 31 of guard plate 28, the top fixedly mounted of connecting plate 31 has sponge piece 32, the sponge piece 32 is kept away from one side of guard plate 28 and is contacted with the inner wall of outside display 7, when guard plate 28 upwards moves, guard plate 28 can drive sponge piece 32 and upwards move, sponge piece 32 can contact with clamp plate 33 this moment, thereby make clamp plate 33 and connecting plate 31 collapse sponge piece 32, later the time when the sponge piece 32 of shrink can absorb water after getting into the aquatic, outer tube 1 shifts out from the aquatic, guard plate 28 can move down, clamp plate 33 no longer contacts with sponge piece 32 this moment, thereby make sponge piece 32 recover, sponge piece 32 still has the effect of absorbing water this moment, when guard plate 28 moves down, sponge piece 32 can wipe the water on the outside display 7, prevent that outside display 7 from having the water stain can not be seen clearly.
Example two
As shown in fig. 7, in comparative example one, another embodiment of the present invention is: the fixing mechanism comprises a cylinder 42, the cylinder 42 is fixed at the top end of the outer tube 1, the clamping groove 35 is uniformly formed in the outer wall of the cylinder 42, a round groove is formed in the bottom end of the outer tube 1, the inner diameter of the round groove is the same as the outer diameter of the cylinder 42, a cavity 39 is formed in the outer tube 1, the hollow rubber ring 36 is fixedly connected to the top end of the inner wall of the round groove, a guide tube 37 is connected in the rubber ring 36, a branch tube 38 is communicated with the guide tube 37, an electromagnetic valve is fixedly mounted on the guide tube 37, a clamping block 40 connected with the cavity 39 and the round groove is connected in a sliding manner in the outer tube 1, a reset spring 41 is fixedly connected between the clamping block 40 and the inner wall of the cavity 39, the two outer tubes 1 are placed together through the two sections of outer tube 1, then the electromagnetic valve is closed, then the cylinder 42 on one section of outer tube 1 is placed in the round groove of the other section of outer tube 1, the cylinder 42 can squeeze the rubber ring 36 at the moment, gas in the rubber ring 36 enters the cavity 39 through the guide tube 37 and the branch tube 38, the gas can push the clamping block 40 in the cavity 39, the clamping block 40 and the clamping block 40 are connected with the two sections of the outer tube 35 through the guide tube 37, and then the two sections of the electromagnetic valve 1 are not required to be separated through the clamping block 40 and the two sections of the electromagnetic valve 35 are separated, and then the two sections of the electromagnetic valve 1 can be separated, and the two sections of the clamping block 1 can be separated from the two mutually separated, and then the two ends and the two ends of the space 1 are required to be separated.
According to the working principle, a plurality of sections of outer pipes 1 can be connected by means of a fixing mechanism on the outer pipes 1, then the pressure value of a pressure valve on each section of outer pipes 1 is set, the pressure value is different, then a fixing buckle is welded on the topmost outer pipe 1, the fixing buckle is used for hanging a rope, then the plurality of sections of outer pipes 1 are hoisted into water by means of the rope, the pressure valve on the plurality of sections of outer pipes 1 can be opened at different positions in the water, then the water enters the inner pipes 2 from the filter pipes 4, meanwhile, impurities in the water can be filtered by the filter screen 5, then the temperature sensor 6 in the inner pipes 2 senses the temperature of the water, and then the water is transmitted to the external display 7 to display the water temperature, the phenolic foam material 3 can keep the temperature of the water in the inner pipes 2, after all the inner pipes 2 sample the water, the outer pipes 1 are hoisted out of a well by the rope, the water pressure applied to the pressure valve can be reduced to be closed in the ascending process of the outer pipes 1, and after the outer pipes 1 are taken out, the control valve can be opened, and the water in the inner pipes 2 can be discharged from the water outlet pipes 34; when water enters the inner pipe 2, the floating block 10 moves upwards along with the water, then the water in the inner pipe 2 is discharged, the floating block 10 descends along with the water level, and in the descending process, the stirring mechanism stirs the convex block 9, so that the convex block 9 drives the elastic membrane 8 to shake, the water remained on the elastic membrane 8 is shaken off, other water is discharged along with the water, the water remained in the inner pipe 2 is reduced, and the phenomenon that the next sampling is influenced by more water remained in the inner pipe 2 is prevented; when the floating block 10 moves downwards, the poking piece 12 is contacted with the protruding block 9, at the moment, the poking piece 12 pokes the protruding block 9 under the resistance of the torsion spring, so that the protruding block 9 drives the elastic membrane 8 to shake, meanwhile, the poking piece 12 can rotate upwards due to the resistance of the protruding block 9, at the moment, the connecting wire 14 can pull the impact block 15, so that the impact block 15 impacts the elastic membrane 8, the shaking effect of the elastic membrane 8 is enhanced, more water can be shaken off from the elastic membrane 8, and when the poking piece 12 is not contacted with the protruding block 9, the torsion spring drives the poking piece 12 to reset, and meanwhile, the first spring 16 also pulls the impact block 15 to reset; when all the water in the inner tube 2 is discharged, the floating block 10 descends to the lowest position at the position of the inner tube 2, at the moment, the floating block 10 presses the first contact 17 to enable the first contact 17 to be in contact with the second contact 18, so that the electromagnet 22 is electrified, at the moment, the electromagnet 22 is magnetically attracted with the iron ring 23, so that the electromagnet 22 moves downwards, the elastic bag 21 is pressed, at the moment, the gas in the elastic bag 21 is discharged from the connecting tube 24 and then blown onto the elastic film 8, and then the residual water of the elastic film 8 is blown off and then discharged from the water outlet tube 34; when the gas is blown out from the connection pipe 24, the gas is blown onto the round balls 26 first, and then the gas is dispersed by the round balls 26, so that the gas can be blown more uniformly onto the elastic membrane 8; the floating block 10 can linearly move up and down by the aid of the positioning rod 20, so that the floating block 10 is prevented from drifting in water in the moving process, and the positions of the poking plate 12 and the convex blocks 9 are not aligned; when the outer tube 1 enters water, the floating ball 30 pushes the connecting rod 29 under the water pressure, so that the connecting rod 29 pushes the protection plate 28 to move upwards, at the moment, the protection plate 28 can be blocked on the external display 7, the external display 7 can collide with a well wall in the process of descending the outer tube 1 in the water, the external display 7 is damaged, after the outer tube 1 is removed from the water, the protection plate 28 can move downwards under the action of gravity, the protection plate 28 can not block the external display 7 any more, and at the moment, a person can see the temperature displayed on the external display 7; when the floating ball 30 continuously descends in water, the floating ball 30 receives water pressure, when the pressure value received by the floating ball 30 reaches a certain value, all shrinkage holes are opened, and at the moment, the water in the floating ball 30 can impact the filter screen 5, so that impurities on the filter screen 5 are impacted, and the effect of cleaning and dredging the filter screen 5 is achieved; when the protection plate 28 moves upwards, the protection plate 28 drives the sponge block 32 to move upwards, the sponge block 32 is contacted with the pressing plate 33, so that the pressing plate 33 and the connecting plate 31 collapse the sponge block 32, then the collapsed sponge block 32 absorbs water after entering water, when the outer tube 1 moves out of the water, the protection plate 28 moves downwards, the pressing plate 33 is not contacted with the sponge block 32 any more, so that the sponge block 32 is restored, the sponge block 32 still has the effect of absorbing water, and when the protection plate 28 moves downwards, the sponge block 32 wipes off the water on the external display 7, so that the external display 7 is prevented from being out of sight due to water stains; through placing two sections of outer pipes 1 together, then closing the solenoid valve, then placing the cylinder 42 on one section of outer pipe 1 into the circular groove of another section of outer pipe 1, at this moment, the cylinder 42 can squeeze the rubber ring 36, make the gas in the rubber ring 36 enter into the cavity 39 through pipe 37 and branch pipe 38, at this moment, gas can promote fixture block 40 in cavity 39, make fixture block 40 and draw-in groove 35 joint, thereby fix two sections of outer pipes 1 together, when need dismantle two sections of outer pipes 1, open the solenoid valve, make the gas in the cavity 39 pass through from branch pipe 38 and pipe 37 and discharge, then return spring 41 can pull fixture block 40, make fixture block 40 no longer with draw-in groove 35 joint, then can separate two sections of outer pipes 1.
The front, rear, left, right, up and down are all based on fig. 1 in the drawings of the specification, the face of the device facing the observer is defined as front, the left side of the observer is defined as left, and so on, according to the viewing angle of the person.
In the description of the present invention, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. A pipe-in-pipe underground fluid layered sampling device, which is characterized in that: comprises an outer tube (1) and an inner tube (2); the novel water heater is characterized in that a filter pipe (4) and a water outlet pipe (34) are connected in the inner pipe (2), the outer pipe (1) is arranged outside the inner pipe (2), phenolic foam materials (3) are filled between the outer pipe (1) and the inner pipe (2), the filter pipe (4) and the water outlet pipe (34) extend out of the outer pipe (1), a pressure valve is fixedly installed on the filter pipe (4), a control valve is fixedly installed on the water outlet pipe (34), a filter screen (5) is fixedly installed in the filter pipe (4), a temperature sensor (6) is arranged in the inner pipe (2), an external display (7) is fixedly connected to the outer wall of the outer pipe (1), and a fixing mechanism is arranged on the outer pipe (1);
an elastic membrane (8) is sleeved on the inner wall of the inner tube (2), a gap is reserved between the elastic membrane (8) and the inner wall of the inner tube (2), a lug (9) is uniformly and fixedly connected to the outer wall of the elastic membrane (8), a floating block (10) is arranged in the inner tube (2), and a stirring mechanism is arranged on the outer wall of the floating block (10);
the stirring mechanism comprises a group of connecting grooves (13), wherein the connecting grooves (13) are formed in the floating block (10), an impact block (15) is connected in the floating block (10) in a sliding mode, the impact block (15) is located in the connecting grooves (13), a first spring (16) is fixedly connected between one side, far away from the inner wall of the inner pipe (2), of the impact block (15) and the connecting grooves (13), a connecting wire (14) is fixedly connected to the top end of the impact block (15), a stirring sheet (12) is fixedly arranged at one end, far away from the impact block (15), of the connecting wire (14), a rotating shaft (11) is fixedly connected to one side, far away from the stirring sheet (12), of the rotating shaft (11) and the side wall of the floating block (10) are connected in a rotating mode, and a torsion spring is arranged between the rotating shaft (11) and the floating block (10).
2. A pipe-in-pipe subterranean fluid stratified sampling apparatus of claim 1, wherein: the inner wall bottom of inner tube (2) is seted up flutedly, the inner wall sliding connection of recess has first contact (17), fixedly connected with second spring (19) between the bottom of first contact (17) and the recess inner wall, the inner wall bottom fixedly connected with second contact (18) of recess, the holding vessel has been seted up to the inside of inner tube (2), fixedly connected with hollow elastic bag (21) in the holding vessel, the inner wall top fixedly connected with electro-magnet (22) of elastic bag (21), the inner wall bottom fixedly connected with iron ring (23) of elastic bag (21), be connected with connecting pipe (24) in elastic bag (21), in connecting pipe (24) extend to inner tube (2).
3. A pipe-in-pipe subterranean fluid stratified sampling apparatus according to claim 2, wherein: the inner wall top fixedly connected with a set of round rod (25) of inner tube (2), a set of the other end fixedly connected with ball (26) of round rod (25), ball (26) are located under connecting pipe (24).
4. A pipe-in-pipe subterranean fluid stratified sampling apparatus of claim 1, wherein: a positioning rod (20) is fixedly connected between the top end and the bottom end of the inner wall of the inner tube (2), and the floating block (10) is in sliding connection with the surface of the positioning rod (20).
5. A pipe-in-pipe subterranean fluid stratified sampling apparatus of claim 1, wherein: fixedly connected with dead lever (27) on the outer wall of outer tube (1), one end sliding connection that outer tube (1) was kept away from to dead lever (27) has guard plate (28), the bottom fixedly connected with connecting rod (29) of guard plate (28), the bottom fixedly connected with floater (30) of connecting rod (29).
6. A pipe-in-pipe subterranean fluid stratified sampling apparatus of claim 5, wherein: the floating ball (30) is hollow near the half of the filter pipe (4), shrinkage holes communicated with the inside of the floating ball (30) are uniformly formed in the outer wall of the floating ball (30) near the filter pipe (4), and the floating ball (30) rises to the topmost position in water to be aligned with the filter pipe (4).
7. A pipe-in-pipe subterranean fluid stratified sampling apparatus of claim 5, wherein: the top fixedly connected with clamp plate (33) of outside display (7), the inner wall fixedly connected with connecting plate (31) of guard plate (28), the top fixed mounting of connecting plate (31) has sponge piece (32), one side that baffle (28) were kept away from to sponge piece (32) contacts with the inner wall of outside display (7).
8. A pipe-in-pipe subterranean fluid stratified sampling apparatus of claim 1, wherein: the fixing mechanism comprises a cylinder (42), the cylinder (42) is fixed on the top of an outer tube (1), clamping grooves (35) are uniformly formed in the outer wall of the outer tube (1), round grooves are formed in the bottom end of the outer tube (1), the inner diameter of each round groove is identical to the outer diameter of the cylinder (42), a cavity (39) is formed in the outer tube (1), a hollow rubber ring (36) is fixedly connected to the top end of the inner wall of each round groove, a guide tube (37) is connected to the inner side of each rubber ring (36), a branch tube (38) is connected to the guide tube (37), an electromagnetic valve is fixedly mounted on the guide tube (37), a clamping block (40) connected with the cavity (39) and the round grooves is connected to the inner wall of each outer tube (1) in a sliding mode, and a reset spring (41) is fixedly connected between the clamping block (40) and the inner wall of the cavity (39).
CN202310323043.2A 2023-03-29 2023-03-29 Pipe-in-pipe underground fluid layered sampling device Active CN116399648B (en)

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