CN212539780U - Irrigation and water conservancy field groundwater sampling device - Google Patents
Irrigation and water conservancy field groundwater sampling device Download PDFInfo
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- CN212539780U CN212539780U CN202020901750.7U CN202020901750U CN212539780U CN 212539780 U CN212539780 U CN 212539780U CN 202020901750 U CN202020901750 U CN 202020901750U CN 212539780 U CN212539780 U CN 212539780U
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- irrigation
- rubber gasket
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Abstract
The utility model provides a irrigation and water conservancy field groundwater sampling device, including the sampling barrel main part, the inside of sampling barrel main part bottom is provided with the rubber gasket, the bolt has been seted up at the middle part of rubber gasket, threaded connection spare has first nut in proper order in the outside of bolt, metal gasket and second nut, the external screw thread threaded connection of internal thread and water hole filter one side is passed through to sampling barrel main part bottom, the top fixed mounting of sampling barrel main part has the water absorber, the top of water absorber fixed mounting has string and circular telegram wire respectively, the bottom fixed mounting of water absorber has the guide arm, the outside cover of guide arm is equipped with the spring, this scheme is through sampling barrel main part and the rubber gasket that the society set up, in deep sampling layer, the bottom of sampling barrel main part and rubber gasket receive water buoyancy to influence to form the space and make the groundwater sample thief full of, recycle bolt and metal gasket gravity lead to sample thief cavity bottom and the inseparable laminating of rubber gasket and avoid leaking.
Description
Technical Field
The utility model belongs to agricultural, water conservancy and environmental protection field, concretely relates to irrigation and water conservancy field groundwater sampling device.
Background
In the agricultural water and soil environment dynamic monitoring research, one of the important contents relates to the fact that a local groundwater water sample is taken to detect related indexes according to research needs, but the groundwater burial depth is a certain distance away from the ground, a specific device is needed to sample groundwater, the existing sampler is arranged deep into a deep sampling layer, and groundwater is filled with the sampler instantly under high pressure, so that the purity of the sampled sample is not high, and therefore the device develops the groundwater sampler by utilizing the buoyancy and gravity principles.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a irrigation and water conservancy field groundwater sampling device aims at solving traditional water sampler simple structure among the prior art, and current sample thief is deepening deep layer sampling layer, and groundwater is full of the sample thief in the twinkling of an eye under high-pressure strong for the not high problem of sample purity of sampling.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a irrigation and water conservancy field groundwater sampling device, includes the sampling barrel main part, the inside of sampling barrel main part bottom is provided with the rubber gasket, the bolt has been seted up at the middle part of rubber gasket, threaded connection spare has first nut, metal gasket and second nut in proper order in the outside of bolt, the external screw thread threaded connection of internal thread and water hole filter one side is passed through to sampling barrel main part bottom.
In order to make the sampling barrel main part at the in-process that rises, can not take place to leak, as the utility model relates to an it is preferred, the top fixed mounting of sampling barrel main part has the water absorber, the top of water absorber fixed mounting respectively has string and circular telegram wire, the bottom fixed mounting of water absorber has the guide arm, the outside cover of guide arm is equipped with the spring, the one end interlude of guide arm is connected with the baffle, the avris of baffle is provided with the sealing washer.
In order to prolong the service life of the metal gasket, the metal gasket is preferably made of stainless steel.
In order to make and prevent to spill the inside moisture of sampling barrel main part, conduct the utility model relates to an it is preferred, the top of water hole filter is provided with the recess, the inside and the screw rod size phase-match of recess.
In order to make the in-process rubber gasket and the sampling bucket main part of intaking form the clearance, as the utility model relates to an it is preferred, the rubber gasket comprises the plastics material.
In order to make to control water aspirator and water hole filter, conduct the utility model relates to an it is preferred, one side of sampling bucket main part is provided with the PLC controller, water aspirator and water hole filter and PLC controller electric connection, the PLC controller passes through circular telegram wire and power electric connection.
Compared with the prior art, the beneficial effects of the utility model are that:
1) through the mutual matching of the arranged sampling barrel main body, the rubber cushion, the bolt, the matched nuts, the metal gaskets and the like, the sampling barrel is connected into a unified whole through the arranged screw rods, so that underground water in underground water observation facilities with different pipe diameters can be conveniently sampled, the sampling barrel is efficient and convenient, and the requirement of ecological dynamic monitoring of the underground water in the farmland in an irrigation area is met;
2) through the sampling barrel main body and the rubber gasket arranged in the society, in a deep sampling layer, the bottom of the sampling barrel main body and the rubber gasket are influenced by water buoyancy to form a gap so that underground water is filled in the sampler, and when the sampler leaves the water surface, the hollow bottom of the sampler is tightly attached to the rubber gasket by using the gravity of the bolt and the metal gasket so as to avoid water leakage;
3) through the mutual cooperation of water absorber and water hole filter, filter the silt of sampling aquatic through the water hole, the water sample after will filtering through the absorption of water absorber inhales and takes the sampling barrel main part, puts the sampling barrel main part to the groundwater surface of water, thereby receives the buoyancy effect of water and the sampling barrel main part formation space when the rubber mat contacts groundwater surface of water and makes groundwater be full of the sampling barrel main part.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is one of the schematic structural diagrams of the present invention;
fig. 3 is a schematic structural diagram of the present invention.
In the figure: 1. a sampling barrel main body; 2. a rubber gasket; 3. a bolt; 4. a first nut; 5. a metal gasket; 6. a second nut; 7. a water pore filter; 8. a water absorber; 9. a string; 10. a power-on wire; 11. A spring; 12. a baffle plate; 13. and (4) a groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a irrigation and water conservancy field groundwater sampling device, includes sampling bucket main part 1, and the inside of 1 bottom of sampling bucket main part is provided with rubber gasket 2, and bolt 3 has been seted up at the middle part of rubber gasket 2, and threaded connection has first nut 4, metal gasket 5 and second nut 6 in proper order in the outside of bolt 3, and the external screw thread threaded connection of internal thread and water hole filter 7 one side is passed through to 1 bottom of sampling bucket main part.
Preferably, the top of the sampling barrel main body 1 is fixedly provided with a water absorber 8, the top of the water absorber 8 is respectively fixedly provided with a string 9 and an electrified wire 10, the bottom end of the water absorber 8 is fixedly provided with a guide rod, the outer side of the guide rod is sleeved with a spring 11, one end of the guide rod is connected with a baffle 12 in a penetrating manner, and the side of the baffle 12 is provided with a sealing ring.
Preferably, the metal gasket 5 is made of stainless steel.
Preferably, the top of the water hole filter 7 is provided with a groove 13, and the inside of the groove 13 is matched with the size of the screw.
Preferably, the rubber gasket 2 is made of a plastic material.
Preferably, one side of sampling bucket main part 1 is provided with the PLC controller, water absorber and water hole filter 7 and PLC controller electric connection, the PLC controller passes through circular telegram wire 10 and power electric connection.
The working principle is as follows: when groundwater is sampled, firstly, the size of a sampling device is specially manufactured, in order to ensure the accuracy of sampling experiment data, the sampler cylinder (with the height of 200mm, the diameter of 35mm, an open structure at the top, the diameter of a bottom opening of 20mm, small holes with the diameter of 2mm are formed in two symmetrical sides at the position of 5mm at the upper part) is calculated according to the optimal sampling volume, a stainless steel structure is adopted, the sampler cylinder is integrally formed in a production and casting mode, when sampling operation is carried out before a groundwater monitoring facility, firstly, the sampler main body is placed into the groundwater monitoring facility by a string 9 until the sampler main body is in contact with the water surface, then, a rubber gasket 2 is influenced by the buoyancy of the groundwater and generates a gap with the bottom of the sampling barrel main body 1, so that the sampling barrel main body 1 is filled with water, when the sampling barrel is lifted away from the water surface by the string 9 (the string 9 is threaded through the small holes with the diameter of about 3m at the 2mm at the top of the sampler) A rubber cushion with the thickness of 2mm and the diameter of 30mm is sleeved on the head, a first screw cap 4 and a second screw cap 6 are sleeved at the position 15mm away from a screw opening, a metal gasket 5 with the diameter of 30mm is arranged between the first screw cap 4 and the second screw cap 6), a water absorber 8 and a water hole filter 7 are cooperated with each other, silt in sampled water is filtered by the water hole filter 7, a filtered water sample is absorbed into a main body 1 with a sampling barrel through the absorption of the water absorber 8, the main body 1 of the sampling barrel is placed on the surface of underground water, a gap is formed between the buoyancy of water and the main body 1 of the sampling barrel when the rubber gasket 2 contacts the surface of the underground water, so that the underground water is filled in the main body 1 of the sampling barrel, the bottom of the main body 1 of the sampling barrel is tightly attached to the rubber gasket 2 to avoid bottom water leakage, a water sample is poured into a prepared water sample bottle after being extracted from the ground, the operation can be repeated until, (other uses such as trench drainage, yellow river water, lake and wetland sampling will also be evident), the sampling work is finished to empty the water sample in the sampler to avoid rusting, and the string 9 is wound on the sampler cylinder.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a irrigation and water conservancy field groundwater sampling device, includes sampling bucket main part (1), its characterized in that, the inside of sampling bucket main part (1) bottom is provided with rubber gasket (2), bolt (3) have been seted up at the middle part of rubber gasket (2), the outside of bolt (3) threaded connection has first nut (4), metal gasket (5) and second nut (6) in proper order, the external screw thread threaded connection of internal thread and water hole filter (7) one side is passed through to sampling bucket main part (1) bottom.
2. The irrigation and water conservancy field groundwater sampling device of claim 1, characterized in that: the top fixed mounting of sampling barrel main part (1) has water absorber (8), the top of water absorber (8) is fixed mounting respectively has string (9) and circular telegram wire (10), the bottom fixed mounting of water absorber (8) has the guide arm, the outside cover of guide arm is equipped with spring (11), the one end of guide arm alternates and is connected with baffle (12), the avris of baffle (12) is provided with the sealing washer.
3. The irrigation and water conservancy field groundwater sampling device of claim 1, characterized in that: the metal gasket (5) is made of stainless steel materials.
4. The irrigation and water conservancy field groundwater sampling device of claim 2, characterized in that: the top of the water hole filter (7) is provided with a groove (13), and the inside of the groove (13) is matched with the size of the screw rod.
5. The irrigation and water conservancy field groundwater sampling device of claim 1, characterized in that: the rubber gasket (2) is made of plastic materials.
6. The irrigation and water conservancy field groundwater sampling device of claim 4, characterized in that: one side of sampling bucket main part (1) is provided with the PLC controller, water sucking device (8) and water hole filter (7) and PLC controller electric connection, the PLC controller passes through circular telegram wire (10) and power electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020901750.7U CN212539780U (en) | 2020-05-26 | 2020-05-26 | Irrigation and water conservancy field groundwater sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020901750.7U CN212539780U (en) | 2020-05-26 | 2020-05-26 | Irrigation and water conservancy field groundwater sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212539780U true CN212539780U (en) | 2021-02-12 |
Family
ID=74544285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020901750.7U Expired - Fee Related CN212539780U (en) | 2020-05-26 | 2020-05-26 | Irrigation and water conservancy field groundwater sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212539780U (en) |
-
2020
- 2020-05-26 CN CN202020901750.7U patent/CN212539780U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210212 |