CN216572478U - Geothermal water sampling and filtering device - Google Patents
Geothermal water sampling and filtering device Download PDFInfo
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- CN216572478U CN216572478U CN202120725248.XU CN202120725248U CN216572478U CN 216572478 U CN216572478 U CN 216572478U CN 202120725248 U CN202120725248 U CN 202120725248U CN 216572478 U CN216572478 U CN 216572478U
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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Abstract
The utility model discloses a geothermal water sampling and filtering device, which comprises: a sampling bottle is arranged in the inner cavity of the vacuum box; one end of the filtering component extends into the inner cavity of the vacuum box, the other end of the filtering component is used for connecting a geothermal water sample, and one end of the filtering component corresponds to the bottle mouth of the sampling bottle; and the vacuumizing assembly is communicated with the inner cavity of the vacuum box and is used for vacuumizing the inner cavity so that the geothermal water sample flows into the sampling bottle through the filtering assembly under the action of negative pressure. The device can rapidly filter a large amount of water samples on site, directly extract filtrate, does not need secondary transfer, is convenient to carry and use in the field, and facilitates determination of trace elements in geothermal water.
Description
Technical Field
The utility model belongs to the technical field of water sample collection and treatment, and particularly relates to a geothermal water sampling and filtering device.
Background
When trace elements and soluble substances in geothermal water are measured, collected water samples are often required to be filtered to remove insoluble substances such as suspended substances, however, the current common operation method is to transport the water samples back to a laboratory and then use a simple glass filter for filtration, and as the temperature is higher during geothermal water collection, the water samples are transported back to the laboratory, the temperature is reduced to normal temperature, and part of the soluble substances are precipitated together with the suspended substances, so that deviation occurs in water quality detection data; the other method is to adopt an injection type filter on site, and because the syringe needs to be manually pushed to extract the filtrate, when the sample amount is large, the filtration method is time-consuming and labor-consuming, and brings inconvenience to the sample pretreatment.
Therefore, the geothermal water sampling and filtering device is expected to be developed, a large amount of water samples can be rapidly filtered on site, filtrate can be directly extracted, secondary transfer is not needed, the device is convenient to carry and use in the field, and convenience is brought to determination of trace elements in geothermal water.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a geothermal water sampling and filtering device, which can realize field filtering of geothermal water samples, reduce the test error of geothermal water samples, is convenient to carry and improves the efficiency of field sampling work.
In order to achieve the above object, the present invention provides a geothermal water sampling and filtering apparatus comprising:
the vacuum box is characterized in that a sampling bottle is arranged in an inner cavity of the vacuum box;
one end of the filtering component extends into the inner cavity of the vacuum box, the other end of the filtering component is used for connecting a geothermal water sample, and the one end of the filtering component corresponds to the bottle mouth of the sampling bottle;
and the vacuumizing assembly is communicated with the inner cavity of the vacuum box and is used for vacuumizing the inner cavity so that the geothermal water sample flows into the sampling bottle through the filtering assembly under the negative pressure effect.
Optionally, the filtering component includes a liquid inlet pipe, a filter and a liquid outlet pipe which are connected in sequence, one end of the liquid inlet pipe is used for connecting a geothermal water sample, the other end of the liquid inlet pipe is connected to the liquid inlet of the filter, one end of the liquid outlet pipe is connected to the liquid outlet of the filter, the other end of the liquid outlet pipe extends into the inner cavity of the vacuum box and corresponds to the bottle mouth of the sampling bottle, and the outer wall of the liquid outlet pipe is connected with the box body of the vacuum box in a sealing manner.
Optionally, the filter comprises a top cover, a base, a filter membrane gasket and a filter membrane;
the top cover and the base are buckled with each other and are in sealed connection, so that a filtering cavity is formed between the top cover and the base, the liquid inlet is arranged on the top cover, and the liquid outlet is arranged on the base;
the filter membrane gasket is provided with a plurality of through holes, the filter membrane gasket is arranged in the filtering cavity and divides the filtering cavity into an upper cavity and a lower cavity, the upper cavity is communicated with the liquid inlet, and the lower cavity is communicated with the liquid outlet;
the filtering membrane covers one side, facing the upper cavity, of the filtering membrane gasket.
Optionally, the filter further comprises a liquid inlet connecting pipe and a liquid outlet connecting pipe;
the liquid inlet connecting pipe comprises a first straight pipe section and a first horn section, the first straight pipe section is connected to the small-diameter end of the first horn section, the first horn section is located in the upper cavity, the large-diameter end of the first horn section faces the filtering membrane and is buckled on the filtering membrane under the pressure action of the top cover and is in sealing connection with the edge of the filtering membrane through a sealing ring, the outer surface of the first horn section is in sealing connection with the inner wall of the top cover through a sealing gasket, and the free end of the first straight pipe section extends out of the liquid inlet and is used for being connected with the liquid inlet pipe;
go out the liquid takeover and include second straight tube section and second loudspeaker section, the second straight tube section connect in the path end of second loudspeaker section, the second loudspeaker section is located in the cavity down, the big footpath end orientation of second loudspeaker section the filter membrane gasket just is in the knot is located under the pressure effect of base on the filter membrane gasket, and with the edge of filter membrane gasket passes through sealing washer sealing connection, the surface of second loudspeaker section with through seal gasket sealing connection between the inner wall of base, the free end of second straight tube section by the liquid outlet stretches out, is used for connecting the drain pipe.
Optionally, the vacuum box further comprises a box door, a window is arranged on the side face of the vacuum box, a sealing rubber ring is arranged on the outer surface of the vacuum box along the edge of the window, the box door is used for sealing the window, one side of the box door is hinged to the vacuum box, the other side of the box door is connected with the vacuum box through a buckle component, and when the box door is closed, the box door covers the window and is tightly pressed on the sealing rubber ring.
Optionally, the vacuum box is made of a transparent material.
Optionally, the vacuumizing assembly comprises a vacuum pump, a four-way joint and a vacuumizing connecting pipe, a first interface of the four-way joint is communicated with the inner cavity of the vacuum box, an air inlet valve is arranged on a second interface, a third interface is connected to the vacuum pump through the vacuumizing connecting pipe, an air suction valve is arranged on the third interface, and a fourth interface is connected to the barometer.
Optionally, the evacuation assembly further comprises a storage battery electrically connected to the vacuum pump for supplying power to the vacuum pump.
Optionally, the vacuum box, the filtering assembly and the vacuumizing assembly are fixed on the objective table, a rotating wheel is arranged at the bottom of the objective table, and a telescopic pull rod and a gripper hole are arranged at one end of the objective table.
Optionally, the system further comprises a filtering cup, wherein the filtering cup is used for containing the geothermal water sample.
The utility model has the beneficial effects that: the device can realize field filtration of geothermal water samples, does not need secondary transfer, reduces the test error of geothermal water samples, can rapidly filter a large amount of water samples, is suitable for vehicle-mounted and field use, is convenient to carry, and improves the efficiency of field sampling work.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings, wherein like reference numerals generally represent like parts in the exemplary embodiments of the present invention.
Fig. 1 shows a schematic block diagram of a geothermal water sampling filter device according to one embodiment of the present invention.
Fig. 2 shows an exploded view of a filter according to one embodiment of the utility model.
Description of the reference numerals
1. A filter assembly; 11. a top cover; 12. sealing gaskets; 13. a liquid inlet connecting pipe; 14. a first horn section; 15. a filtration membrane; 16. an O-shaped sealing ring; 17. a filter membrane gasket; 18. a base; 19. a base seal ring; 20. a liquid outlet connecting pipe; 21. a vacuum box; 22. an intake valve; 23. a barometer; 24. a box door; 25. sealing rubber rings; 26. a liquid outlet pipe; 27. a liquid inlet pipe; 28. filtering the water cup; 29. an air extraction valve; 30. a buckle assembly; 31. a sampling bottle; 32. an object stage; 33. a power switch; 34. a gripper hole; 35. a telescopic pull rod; 36. a vacuum pump; 37. a storage battery; 38. and (4) vacuumizing a connecting pipe.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
The utility model discloses a geothermal water sampling and filtering device, which comprises:
a sampling bottle is arranged in the inner cavity of the vacuum box;
one end of the filtering component extends into the inner cavity of the vacuum box, the other end of the filtering component is used for connecting a geothermal water sample, and one end of the filtering component corresponds to the bottle mouth of the sampling bottle;
and the vacuumizing assembly is communicated with the inner cavity of the vacuum box and is used for vacuumizing the inner cavity so that the geothermal water sample flows into the sampling bottle through the filtering assembly under the action of negative pressure.
Specifically, this device can realize that geothermal water sample scene filters, need not the secondary transfer, reduces geothermal water sample's testing error, and can filter a large amount of water samples fast, and the material resources of using manpower sparingly are applicable to on-vehicle and field usage, conveniently carry, improve the efficiency of field sampling work.
As an alternative scheme, the filtering component comprises a liquid inlet pipe, a filter and a liquid outlet pipe which are sequentially connected, one end of the liquid inlet pipe is used for connecting a geothermal water sample, the other end of the liquid inlet pipe is connected with a liquid inlet of the filter, one end of the liquid outlet pipe is connected with a liquid outlet of the filter, the other end of the liquid outlet pipe extends into an inner cavity of the vacuum box and corresponds to a bottle opening of the sampling bottle, and the outer wall of the liquid outlet pipe is hermetically connected with a box body of the vacuum box.
Particularly, the liquid inlet pipe, the filter and the liquid outlet pipe can be detached, and the cleaning, the assembly and the carrying are convenient.
As an alternative, the filter comprises a top cover, a base, a filter membrane gasket and a filter membrane;
the top cover and the base are mutually buckled and hermetically connected to form a filtering cavity between the top cover and the base, the liquid inlet is arranged on the top cover, and the liquid outlet is arranged on the base;
the filter membrane gasket is provided with a plurality of through holes, is arranged in the filtering cavity and divides the filtering cavity into an upper cavity and a lower cavity, the upper cavity is communicated with the liquid inlet, and the lower cavity is communicated with the liquid outlet;
the filtering membrane covers one side of the filtering membrane gasket facing the upper cavity.
Specifically, top cap and base pass through threaded connection, convenient dismantlement to change filtration membrane, and can collect the solid sample in the geothermol power water sample, in order to carry out suspended solid content and composition.
As an alternative, the filter also comprises a liquid inlet connecting pipe and a liquid outlet connecting pipe;
the liquid inlet connecting pipe comprises a first straight pipe section and a first horn section, the first straight pipe section is connected to the small-diameter end of the first horn section, the first horn section is located in the upper cavity, the large-diameter end of the first horn section faces the filtering membrane and is buckled on the filtering membrane under the pressure action of the top cover and is in sealing connection with the edge of the filtering membrane through a sealing ring, the outer surface of the first horn section is in sealing connection with the inner wall of the top cover through a sealing gasket, and the free end of the first straight pipe section extends out of the liquid inlet and is used for being connected with the liquid inlet pipe;
the liquid outlet connecting pipe comprises a second straight pipe section and a second horn section, the second straight pipe section is connected to the small-diameter end of the second horn section, the second horn section is located in the lower cavity, the large-diameter end of the second horn section faces the filter membrane gasket and is buckled on the filter membrane gasket under the pressure action of the base, the large-diameter end of the second horn section is connected with the edge of the filter membrane gasket in a sealing mode through a sealing ring, the outer surface of the second horn section is connected with the inner wall of the base in a sealing mode through a sealing gasket in a sealing mode, and the free end of the second straight pipe section is extended out of the liquid outlet and used for being connected with the liquid outlet pipe.
Specifically, through setting up the feed liquor and taking over and go out the liquid takeover, the installation and the dismantlement of the filtering component of being convenient for through the feed liquor take over and go out the horn-shaped structure that the liquid takeover was taken over simultaneously, can make during geothermol power water sample fills fully to flow through filtration membrane and flows into the sampling bottle, avoid gathering solid waste in the filter chamber body.
The detachable filter is convenient for quick replacement filter membrane, is applicable to the more geothermal water of suspended solid and precipitate or the geothermal water that the sample volume increases.
As an alternative scheme, the vacuum box further comprises a box door, a window is arranged on the side face of the vacuum box, a sealing rubber ring is arranged on the outer surface of the vacuum box along the edge of the window, the box door is used for sealing the window, one side of the box door is hinged to the vacuum box, the other side of the box door is connected with the vacuum box through a buckle component, and when the box door is closed, the box door covers the window and is tightly pressed on the sealing rubber ring.
Particularly, through setting up window and chamber door, the placing and taking out of sampling bottle of being convenient for, the cooperation through sealed rubber ring and hasp subassembly makes the chamber door can seal the window when closing.
Alternatively, the vacuum box is made of transparent material.
Specifically, the vacuum box can adopt the ya keli material, also can adopt the organic glass material, sets up to transparent box and is convenient for observe the sampling condition of incasement.
As an alternative scheme, the vacuumizing assembly comprises a vacuum pump, a four-way connector and a vacuumizing connecting pipe, a first interface of the four-way connector is communicated with an inner cavity of the vacuum box, an air inlet valve is arranged on a second interface, a third interface is connected to the vacuum pump through the vacuumizing connecting pipe, an air exhaust valve is arranged on the third interface, and a fourth interface is connected to a barometer.
Particularly, through setting up the admission valve, can make the vacuum chamber in the completion after filtering resume atmospheric pressure fast, be convenient for open fast of vacuum chamber door.
Optionally, the vacuum pumping assembly further comprises a storage battery electrically connected with the vacuum pump for supplying power to the vacuum pump.
Specifically, the storage battery can adopt a lithium battery, can be detachably charged, and is convenient to carry and use.
As an alternative scheme, the vacuum box further comprises an objective table, the vacuum box, the filtering assembly and the vacuumizing assembly are fixed on the objective table, a rotating wheel is arranged at the bottom of the objective table, and a telescopic pull rod and a gripper hole are arranged at one end of the objective table.
Particularly, the vacuum box, the filtering assembly and the vacuumizing assembly are integrated on the objective table, so that the objective table is convenient to carry, move and use.
As an alternative, the system further comprises a filtering water cup, and the filtering water cup is used for containing the geothermal water sample.
Examples
FIG. 1 is a schematic structural view showing a geothermal water sampling filter device of the present embodiment; fig. 2 shows an exploded view of the filter of the present embodiment.
In the geothermal water sampling and filtering device of the embodiment, as shown in fig. 1, an object stage 32 is made of high-quality, high-strength and impact-resistant PP (polypropylene), and is provided with a hand grip hole 34 and a telescopic pull rod 35 which are convenient to carry and drag, and the bottom of the object stage is provided with a rotating wheel; the vacuum box 21 is made of transparent acrylic materials, the size is 250mm x 300mm, the vacuum box 21 is fixed on the objective table 32 through screws, a window is arranged on the side face of the vacuum box 21, a sealant leather ring 25 is arranged on the outer surface of the vacuum box 21 along the edge of the window, one side of the box door 24 is hinged on the vacuum box 21, the other side of the box door 24 can be connected with the vacuum box 21 through a buckle component 30, when the box door 24 is closed, the box door 24 covers the window and is tightly pressed on the sealant leather ring 25 to realize sealing, and a sampling bottle 31 is arranged in the inner cavity of the vacuum box 21;
the filtering component 1 comprises a liquid inlet pipe 27, a filter and a liquid outlet pipe 26 which are connected in sequence, one end of the liquid inlet pipe 27 is connected with a geothermal water sample in a filtering water cup 28, the other end of the liquid inlet pipe is connected with a liquid inlet of the filter, one end of the liquid outlet pipe 26 is connected with a liquid outlet of the filter, the other end of the liquid outlet pipe 26 extends into an inner cavity of the vacuum box 21 and corresponds to a bottle mouth of the sampling bottle 31, and the outer wall of the liquid outlet pipe 26 is in sealing connection with a box body of the vacuum box 21; wherein, the liquid inlet pipe 27 and the liquid outlet pipe 26 are silicone tubes, the inner diameter is 10mm, and the outer diameter is 14 mm;
as shown in fig. 2, in the filter of this embodiment, the top cover 11 and the base 18 are screwed to each other through threads to achieve sealing, so that a filtering cavity is formed between the top cover 11 and the base 18, a liquid inlet is disposed on the top cover 11, and a liquid outlet is disposed on the base 18; the filter membrane gasket 17 is provided with a plurality of through holes, the filter membrane gasket 17 is arranged in the filtering cavity to divide the filtering cavity into an upper cavity and a lower cavity, the upper cavity is communicated with the liquid inlet, and the lower cavity is communicated with the liquid outlet; the filtering membrane 15 covers one side of the filtering membrane gasket 17 facing the upper cavity;
the liquid inlet connecting pipe 13 comprises a first straight pipe section and a first horn section 14, the first straight pipe section is connected to the small-diameter end of the first horn section 14, the first horn section 14 is located in the upper cavity, the large-diameter end of the first horn section 14 faces the filtering membrane 15 and is buckled on the filtering membrane 15 under the pressure action of the top cover 11 and is in sealing connection with the edge of the filtering membrane 15 through an O-shaped sealing ring 16, the outer surface of the first horn section 14 is in sealing connection with the inner wall of the top cover 11 through a sealing gasket 12, and the free end of the first straight pipe section extends out of the liquid inlet and is used for being connected with the liquid inlet pipe 27; the liquid outlet connecting pipe 20 comprises a second straight pipe section and a second horn section, the second straight pipe section is connected to the small-diameter end of the second horn section, the second horn section is located in the lower cavity, the large-diameter end of the second horn section faces the filter membrane gasket 17, is buckled on the filter membrane gasket 17 under the pressure action of the base 18, and is in sealing connection with the edge of the filter membrane gasket 17 through a base sealing ring 19, the outer surface of the second horn section is in sealing connection with the inner wall of the base 18 through a sealing gasket, and the free end of the second straight pipe section extends out of the liquid outlet and is used for being connected with the liquid outlet pipe 26; wherein, the top cover 11, the filter membrane gasket 17, the liquid inlet connecting pipe 13, the liquid outlet connecting pipe 20 and the base 18 are all made of Teflon material, and the diameter of the filtering hole of the filter membrane 15 is 0.45 μm (the aperture of the filter membrane 15 can be selectively replaced according to the requirement);
the four-way joint is arranged at the top of the vacuum box 21, a first interface of the four-way joint is communicated with an inner cavity of the vacuum box 21, an air inlet valve 22 is arranged on a second interface, a third interface is connected to a vacuum pump 36 fixed on the objective table 32 through a vacuumizing connecting pipe 38, an air suction valve 29 is arranged on a third interface, and a fourth interface is connected to a barometer 23; the evacuation rate of the vacuum pump 36 was 3.6m3When the vacuum pumping is needed, the air suction valve 29 is opened, the vacuum pump 36 is started, the air pressure in the vacuum box 21 can be reduced to 0.1Mpa, the barometer 23 is used for observing the pressure intensity in the box, and the air inlet valve 22 is used for emptying; the vacuumizing connecting pipe 38 is a latex pipe, the inner diameter is 8mm, and the outer diameter is 14 mm;
the storage battery 37 is a lithium battery, is detachably arranged on the object stage 32 and is electrically connected with the vacuum pump 36, and is used for supplying power to the vacuum pump 36, and the vacuum pump 36 is provided with a power switch 33.
When in use, the top cover 11 of the filter is opened, the filtering membrane 15 with the aperture of 0.45 mu m is wetted by water and then is arranged on the filtering membrane gasket 17, the top cover 11 is tightly screwed in a sealing way, and the liquid inlet pipe 27 extends into the geothermal water sample of the filtering water cup 28; closing the air inlet valve 22, opening the air extraction valve 29, placing the free end of the liquid outlet pipe 26 in the sampling bottle 31, closing the box door 24, starting the vacuum pump 36 to work, continuously exhausting the air in the vacuum box 21 by the vacuum pump 36 through the air extraction valve 29, starting the pressure value of the barometer 23 to rise, and rising the vacuum degree in the vacuum box 21, wherein the geothermal water sample is collected into the sampling bottle 31 through the liquid inlet pipe 27 of the filter assembly 1 due to the negative pressure; after the filtrate is collected, the vacuum pump 36 is closed, the air inlet valve 22 is opened, the inside of the vacuum box 21 is communicated with the external atmosphere, the normal pressure inside the vacuum box 21 is gradually recovered, the box door 24 of the vacuum box 21 can be opened, the sampling bottle 31 is taken out, the sample filtering and sampling work is completed, the upper filter screw cap is unscrewed, the filter membrane is carefully taken out, and the filtering work is completed.
The content of each element in the geothermal water can be measured by using the water sample in the sampling bottle 31 and combining the volume of the collected water sample and the solid sample intercepted on the filter membrane through filtration.
On one hand, the device realizes the field filtration of the geothermal water, improves the test accuracy of the geothermal water sample and reduces the error risk; on the other hand, the portability of the sampling equipment greatly improves the efficiency of field sampling work, and necessary geothermal water sample filtering equipment is provided for the field sampling work of related scientific research personnel.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. A geothermal water sampling filter device, comprising:
the vacuum box is characterized in that a sampling bottle is arranged in an inner cavity of the vacuum box;
one end of the filtering component extends into the inner cavity of the vacuum box, the other end of the filtering component is used for connecting a geothermal water sample, and the one end of the filtering component corresponds to the bottle mouth of the sampling bottle;
and the vacuumizing assembly is communicated with the inner cavity of the vacuum box and is used for vacuumizing the inner cavity so that the geothermal water sample flows into the sampling bottle through the filtering assembly under the negative pressure effect.
2. The geothermal water sampling and filtering device according to claim 1, wherein the filtering assembly comprises a liquid inlet pipe, a filter and a liquid outlet pipe which are sequentially connected, one end of the liquid inlet pipe is used for connecting a geothermal water sample, the other end of the liquid inlet pipe is connected to a liquid inlet of the filter, one end of the liquid outlet pipe is connected to a liquid outlet of the filter, the other end of the liquid outlet pipe extends into the inner cavity of the vacuum box and corresponds to a bottle opening of the sampling bottle, and the outer wall of the liquid outlet pipe is in sealing connection with the box body of the vacuum box.
3. The geothermal water sampling and filtering device according to claim 2, wherein the filter comprises a top cover, a base, a filter membrane gasket and a filter membrane;
the top cover and the base are buckled with each other and are in sealed connection, so that a filtering cavity is formed between the top cover and the base, the liquid inlet is arranged on the top cover, and the liquid outlet is arranged on the base;
the filter membrane gasket is provided with a plurality of through holes, the filter membrane gasket is arranged in the filtering cavity and divides the filtering cavity into an upper cavity and a lower cavity, the upper cavity is communicated with the liquid inlet, and the lower cavity is communicated with the liquid outlet;
the filtering membrane covers one side, facing the upper cavity, of the filtering membrane gasket.
4. The geothermal water sampling and filtering device according to claim 3, wherein the filter further comprises a liquid inlet connecting pipe and a liquid outlet connecting pipe;
the liquid inlet connecting pipe comprises a first straight pipe section and a first horn section, the first straight pipe section is connected to the small-diameter end of the first horn section, the first horn section is located in the upper cavity, the large-diameter end of the first horn section faces the filtering membrane and is buckled on the filtering membrane under the pressure action of the top cover and is in sealing connection with the edge of the filtering membrane through a sealing ring, the outer surface of the first horn section is in sealing connection with the inner wall of the top cover through a sealing gasket, and the free end of the first straight pipe section extends out of the liquid inlet and is used for being connected with the liquid inlet pipe;
go out the liquid takeover and include second straight tube section and second loudspeaker section, the second straight tube section connect in the path end of second loudspeaker section, the second loudspeaker section is located in the cavity down, the big footpath end orientation of second loudspeaker section the filter membrane gasket just is in the knot is located under the pressure effect of base on the filter membrane gasket, and with the edge of filter membrane gasket passes through sealing washer sealing connection, the surface of second loudspeaker section with through seal gasket sealing connection between the inner wall of base, the free end of second straight tube section by the liquid outlet stretches out, is used for connecting the drain pipe.
5. The geothermal water sampling and filtering device according to claim 1, further comprising a box door, wherein a window is arranged on the side surface of the vacuum box, a sealing rubber ring is arranged on the outer surface of the vacuum box along the edge of the window, the box door is used for sealing the window, one side of the box door is hinged on the vacuum box, the other side of the box door is connected with the vacuum box through a buckle component, and when the box door is closed, the box door covers the window and is tightly pressed on the sealing rubber ring.
6. The geothermal water sampling and filtering device according to claim 1, wherein the vacuum box is made of a transparent material.
7. The geothermal water sampling and filtering device according to claim 1, wherein the vacuumizing assembly comprises a vacuum pump, a four-way joint and a vacuumizing connecting pipe, a first port of the four-way joint is communicated with the inner cavity of the vacuum box, an air inlet valve is arranged on a second port of the four-way joint, a third port of the four-way joint is connected to the vacuum pump through the vacuumizing connecting pipe, an air suction valve is arranged on the third port of the four-way joint, and a fourth port of the four-way joint is connected to a barometer.
8. The geothermal water sampling and filtering device according to claim 7, wherein the evacuation assembly further comprises a battery electrically connected to the vacuum pump for powering the vacuum pump.
9. The geothermal water sampling and filtering device according to claim 1, further comprising an object stage, wherein the vacuum box, the filtering component and the vacuumizing component are fixed on the object stage, a rotating wheel is arranged at the bottom of the object stage, and a telescopic pull rod and a gripper hole are arranged at one end of the object stage.
10. The geothermal water sampling and filtering device according to claim 1, further comprising a filtering cup for containing the geothermal water sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120725248.XU CN216572478U (en) | 2021-04-09 | 2021-04-09 | Geothermal water sampling and filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120725248.XU CN216572478U (en) | 2021-04-09 | 2021-04-09 | Geothermal water sampling and filtering device |
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| Publication Number | Publication Date |
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| CN216572478U true CN216572478U (en) | 2022-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120725248.XU Active CN216572478U (en) | 2021-04-09 | 2021-04-09 | Geothermal water sampling and filtering device |
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| CN (1) | CN216572478U (en) |
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2021
- 2021-04-09 CN CN202120725248.XU patent/CN216572478U/en active Active
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