CN220019008U - Hydrologic water resource investigation sampler - Google Patents

Abstract

The utility model relates to a hydrologic water resource investigation sampler which comprises a base, a supporting shaft, a protective cover, a top cover and a plurality of sampling cylinders, wherein the supporting shaft is vertically fixed in the middle of the upper end of the base, the protective cover is arranged at the upper end of the base and is arranged outside the supporting shaft in a surrounding manner, the side wall of the front end of the protective cover is a conical surface with a V-shaped cross section, the side wall of the rear end of the protective cover is a curved surface with a circular arc cross section, water permeable meshes are uniformly distributed on the side wall of the rear end of the protective cover, the sampling cylinders are circular cylinder bodies and are sleeved outside the supporting shaft from top to bottom and are positioned inside the protective cover, a liquid inlet communicated with the sampling cylinders is arranged on the sampling cylinders, an electric control valve is arranged in the liquid inlet, the electric control valve is externally connected with a cable, and the top cover is detachably arranged at the upper end of the supporting shaft and props against the uppermost sampling cylinder. The advantages are that: the device has the advantages of simple and reasonable structural design, capability of effectively avoiding unsmooth sampling caused by the blockage of the device by impurities in water, low manufacturing cost and quick and convenient assembly.

Description

Hydrologic water resource investigation sampler

Technical Field

The utility model relates to the field of hydrologic water resource equipment, in particular to a hydrologic water resource investigation sampler.

Background

The hydrologic monitoring device can measure corresponding information of rivers and lakes in real time, but the water quality work monitoring of the water area is carried out from a field water sampling to a laboratory to test, the measured water quality information of the water area is reflected, along with the development of scientific technology, high-precision sensors for measuring hydrologic information and water quality information are more and more abundant, and the hydrologic monitoring device relates to the aspects of water level, flow rate, water quality, air temperature and humidity and the like, and the field sampling is needed during the investigation of hydrologic and water resources.

In the prior art, a sampling device is used for sampling water resources, but most sampling equipment is used for sampling water resources with different depths, so that repeated sampling is needed, and the sampling is complicated. There are also devices that can sample water samples of different depths in a small portion, such as the patent technology of application number "2021220450603", its outside sets up a structure and slightly shows complicacy and take the filter screen tubular member, inside sets up a plurality of superimposed sampling tube from top to bottom, when sampling in the water, the filter screen is nevertheless can filter impurity not only this, but when encountering the more waters of impurity in the flowing water and sampling, very easily intercept the phenomenon of piling up impurity at the upstream face of filter screen, can cause certain influence to the sample, simultaneously, influence the stability of device placement in the water, simultaneously, the structure of this patent technology is also more complicated.

Therefore, there is a need to design a sampler that is simpler in construction and more stable in use.

Disclosure of Invention

The utility model aims to provide a hydrologic water resource investigation sampler, which effectively overcomes the defects of the prior art.

The technical scheme for solving the technical problems is as follows:

the utility model provides a hydrologic water resource investigation sampler, the on-line screen storage device comprises a base, the back shaft, the protection casing, top cap and a plurality of sampling tube, the vertical fixing of above-mentioned back shaft is in base upper end middle part, the above-mentioned protection casing is installed in above-mentioned base upper end, and enclose and establish outside the back shaft, the front end lateral wall of above-mentioned protection casing is established to the conical surface that the cross section is "V" type, the rear end lateral wall of above-mentioned protection casing is established to the curved surface that the cross section is convex, the equipartition has the mesh of permeating water on the rear end lateral wall of above-mentioned protection casing, a plurality of above-mentioned sampling tube are the barrel of ring form, and top-down cover locates outside the back shaft, and be located inside the protection casing, be equipped with the feed liquor mouth of its inside of intercommunication on the sampling tube, be equipped with the automatically controlled valve in the feed liquor mouth, the external cable of above-mentioned automatically controlled valve, the detachable dress of top cap is in the upper end of above-mentioned back shaft, and offset with the upper end and the above-mentioned sampling tube of top of above-mentioned protection casing.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, a hanging point is arranged in the middle of the upper end of the top cover, and a hanging rope is connected to the hanging point.

Further, the hanging point is a hanging ring hinged to the upper end of the top cover.

Further, an annular internal thread sleeve is arranged in the middle of the lower end of the top cover, the upper end of the supporting shaft is provided with a thread section, and the internal thread sleeve is screwed on the upper end of the supporting shaft.

Further, a groove is formed in the bottom of the base, and a balancing weight is embedded in the groove.

Furthermore, the upper end of the base is provided with a slot which is matched with the contour line of the lower end of the protective cover, and the lower end of the protective cover is inserted into the slot and is connected and assembled with the base through a bolt which transversely penetrates through the slot.

Further, the electric control valve is an electromagnetic valve and is connected with the controller through a cable.

Further, the base is a cylindrical base body.

Further, a rubber buffer pad is arranged at the bottom of the base.

The beneficial effects of the utility model are as follows: the device has the advantages of simple and reasonable structural design, unsmooth sampling caused by the blockage of the device by impurities in water can be effectively avoided, the whole cost is low, and meanwhile, the whole device is relatively quick and convenient to assemble and disassemble.

Drawings

FIG. 1 is a structural cross-sectional view of a cross-section of a hydrographic water resource survey sampler of the present utility model;

FIG. 2 is a structural cross-sectional view of a longitudinal section of the hydrographic water resource survey sampler of the present utility model;

fig. 3 is a structural cross-sectional view showing a longitudinal section of another embodiment of the hydrographic water resource survey sampler of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a base; 2. a support shaft; 3. a protective cover; 4. a top cover; 5. a sampling tube; 11. balancing weight; 12. a rubber cushion pad; 41. a hanging point; 42. an internally threaded sleeve; 51. an electrically controlled valve.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

Examples: as shown in fig. 1, 2 and 3, the hydrographic resource survey sampler of this embodiment includes a base 1, a supporting shaft 2, a protecting cover 3, a top cover 4 and a plurality of sampling cylinders 5, wherein the supporting shaft 2 is vertically fixed in the middle of the upper end of the base 1, the protecting cover 3 is mounted at the upper end of the base 1 and surrounds the supporting shaft 2, the front side wall of the protecting cover 3 is a conical surface with a V-shaped cross section, the rear side wall of the protecting cover 3 is a curved surface with a circular arc-shaped cross section, permeable meshes are uniformly distributed on the rear side wall of the protecting cover 3, the sampling cylinders 5 are circular cylinders and are sleeved outside the supporting shaft 2 from top to bottom and are positioned inside the protecting cover 3, a liquid inlet communicated with the sampling cylinders 5 is arranged in the sampling cylinders, an electric control valve 51 is mounted in the liquid inlet, the electric control valve 51 is externally connected with a cable, and the top cover 4 is detachably mounted at the upper end of the supporting shaft 2 and abuts against the upper end of the protecting cover 3 and the uppermost sampling cylinder 5.

The use process is as follows:

the whole device is assembled firstly, then the whole device is placed in a water area to be detected, because the sampling cylinders 5 are distributed up and down, and the liquid inlet is provided with the electric control valve 51, therefore, the whole device can be flexibly placed in a target water body according to actual sampling requirements, water samples with different heights are collected by operating the electric control valve 51 to open and close, in particular, the device is placed in the water body, the conical surface (conical tip) of the protective cover 3 faces against water flow, impurities in the water body can flow to two sides of the device along the conical surface by utilizing the conical surface, the interception accumulation phenomenon of the impurities at the device is greatly reduced, meanwhile, the water body enters the protective cover 3 from the permeable meshes at the rear end of the protective cover 3, then the corresponding sampling cylinders 5 are penetrated through the opened liquid inlet for sample collection, after the sampling is finished, the whole device is taken out, the top cover 4 is removed, the sampling cylinders 5 are taken out one by one, the sampling cylinders 5 are connected with the support shaft 2 in a plug sleeve mode during taking out or assembling, the whole device is convenient and rapid and fast, the whole device is easy to operate, the whole device can be effectively used, the device is prevented from being blocked, the water is easy to manufacture, and the device is low in cost, and convenient to assemble.

What needs to be stated is: in the assembly process of the whole sampler, a plurality of sampling tubes 5 are vertically overlapped, the lowermost sampling tube 5 is supported at the upper end of the base 1, the lower end of the top cover 4 downwards compresses the uppermost sampling tube 5, the plurality of sampling tubes 5 are compressed at the upper end of the base 1 by the top cover 4 in the vertical direction through force transmission, the horizontal direction of the supporting shaft 2 is limited in a matched mode, the sampling tubes 5 can be stably assembled at the upper end of the base 1, better sampling can be achieved, the sampling tubes 5 do not need other extra fixation, the pressure of the top cover 4 is only needed to be relied on, the sampling tubes can be tightly positioned at the upper end of the base 1, the structural design is simple, and the assembly and the disassembly are very convenient.

In the embodiment, the protective cover 3 is integrally manufactured and formed by adopting a metal plate, so that the manufacturing is simple, and the structural strength is also good.

As a preferred embodiment, a hanging point 41 is provided at the middle part of the upper end of the top cover 4, and a hanging rope is connected to the hanging point 41.

In the above embodiment, the hanging point 41 is configured at the upper end of the top cover 4, through which hanging point 41 a hanging rope can be connected, and then the whole sampler is retracted and released in the water body through the hanging rope, so that the operation is convenient and simple.

In this embodiment, the hanging point 41 is a hanging ring hinged to the upper end of the top cover 4, and the hanging ring can swing and attach to the upper portion of the top cover 4, and also can swing to be vertical when being hung, so that the orientation can be adjusted in a self-adaptive manner, and the retraction and the extension of the sampler are facilitated.

In a preferred embodiment, an annular internal thread sleeve 42 is provided in the middle of the lower end of the top cover 4, the upper end of the support shaft 2 is provided with a thread section, and the internal thread sleeve 42 is screwed on the upper end of the support shaft 2.

In the above embodiment, the lower end of the top cover 4 is screwed on the threaded section of the upper end of the support shaft 2 through the internal threaded sleeve 42, and the connection mode of the two is very simple, so that the assembly and the disassembly are more rapid.

What needs to be stated is: when the top cover 4 is screwed down along the upper end of the support shaft 2, the lower end of the female screw sleeve 42 gradually presses against the upper end of the uppermost sampling tube 5, thereby stably fixing the plurality of sampling tubes 5.

Of course, a horizontal ring piece may be fixed at the lower end of the internal thread sleeve 42, and the ring piece is coaxially arranged with the internal thread sleeve 42, and when the internal thread sleeve 42 is screwed down, the ring piece is pressed against the upper end of the uppermost sampling tube 5, so that the contact area between the ring piece and the sampling tube 5 is larger, and the positioning is more stable.

Of course, other assembly methods can be used to connect the top cover 4 and the support shaft 2, such as: the upper end of the supporting shaft 2 passes through a through hole matched with the middle part of the top cover 4, then a threaded section is still arranged at the upper end of the supporting shaft 2, and a nut is arranged on the threaded section and screwed downwards, so that the top cover 4 is tightly pressed on the upper ends of the protective cover 3 and the uppermost sampling tube 5.

In this embodiment, the number of the sampling tubes 5 is flexibly and reasonably designed according to the actual use requirement, but optimally, the upper end of the uppermost sampling tube 5 is flush with or slightly lower than the sampling tube 5 after the plurality of sampling tubes 5 are overlapped up and down.

As a preferred embodiment, as shown in fig. 3, a groove is formed at the bottom of the base 1, and a counterweight 11 is embedded in the groove.

In the above embodiment, the design of the balancing weight 11 makes the center of gravity of the base 1 move downwards, so that when the whole sampler is in the water body, the base 1 is ensured to be arranged below and not inclined or horizontal due to the flowing of the water body, and therefore, each sampling tube 5 is ensured to be capable of collecting water samples with different water level heights.

In this embodiment, a groove with a cover plate is formed at the bottom of the base 1, and the cover plate is sealed after the balancing weight 11 is installed in the groove.

As a preferred embodiment, the upper end of the base 1 is provided with a slot adapted to the contour line of the lower end of the protective cover 3, and the lower end of the protective cover 3 is inserted into the slot and is connected and assembled with the base 1 by a bolt passing through the slot transversely.

In the above embodiment, the lower end of the protective cover 3 is inserted into the slot adapted to the upper end of the base 1 in a plug-in manner, and then is fixedly connected with the inner side wall of the slot by a bolt which transversely penetrates through the side end of the base 1 and the slot, so that stable assembly of the protective cover 3 and the base 1 is realized. Meanwhile, the design of the slot facilitates the accurate positioning and installation of the protective cover 3, so that the situation that the assembly of the sampling tube 5 is blocked due to the fact that the inner cavity of the protective cover is not misplaced can occur.

In this embodiment, a plurality of bolts are arranged around the slot at intervals to complete the connection between the protection cover 3 and the slot.

Of course, the bolts can be replaced by set screws, the lower ends of the protective covers 3 are not penetrated, and the lower ends of the protective covers 3 are pressed and fixed with the inner walls of the slots through tight pushing fit.

As a preferred embodiment, the electric control valve 51 is a solenoid valve, and is connected to the controller by a cable.

In the above embodiment, each electric control valve 51 is a solenoid valve product in the prior art, the specific model is flexibly and reasonably selected according to the actual use requirement, the solenoid valve is connected with the controller through a cable, and the controller flexibly controls the opening and closing of the solenoid valve, so that the start and stop of sampling are realized, in this embodiment, the controller is arranged on the shore and operates on the shore.

Generally, a cable through hole is disposed on the top cover 4, or a notch through which a cable passes is disposed at the upper end of the protective cover 3, and the cables of the plurality of electric control valves 51 may be bundled and then pass through the cable through hole or notch together, and then the related controller and power supply are connected on shore.

As a preferred embodiment, the base 1 is a cylindrical base.

In the above embodiment, the base 1 is designed to be cylindrical, the impact of water flow in the water body can be reduced to a certain extent, the design is reasonable and simple, and in this embodiment, the support shaft 2 and the base 1 are coaxially arranged.

As a preferred embodiment, the bottom of the base 1 is provided with a rubber cushion 12.

In the above embodiment, since the base 1 is involved in bottoming during sampling, the impact on the base 1 is reduced by providing the rubber cushion 12 at the bottom of the base 1, and the whole sampler is well protected.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (9)

1. The utility model provides a hydrology water resource investigation sampler which characterized in that: including base (1), back shaft (2), protection casing (3), top cap (4) and a plurality of sampling tube (5), back shaft (2) are vertical to be fixed base (1) upper end middle part, protection casing (3) are installed base (1) upper end is enclosed to be established outside back shaft (2), the front end lateral wall of protection casing (3) is established to the conical surface that the cross section is "V", the rear end lateral wall of protection casing (3) is established to the curved surface that the cross section is convex, equipartition has permeable mesh on the rear end lateral wall of protection casing (3), a plurality of sampling tube (5) are the barrel of ring form to top-down cover is located outside back shaft (2), and be located inside protection casing (3), be equipped with the feed liquor mouth of its inside of intercommunication on sampling tube (5), be equipped with automatically controlled valve (51) in the feed liquor mouth, automatically controlled valve (51) circumscribed cable, 4) detachable dress in the upper end of back shaft (2) and with top cap (3) and top of the sampling tube (5).

2. A hydrographic water resource survey sampler as claimed in claim 1 wherein: the middle part of the upper end of the top cover (4) is provided with a hanging point (41), and the hanging point (41) is connected with a hanging rope.

3. A hydrographic water resource survey sampler as claimed in claim 2 wherein: the hanging point (41) is a hanging ring hinged to the upper end of the top cover (4).

4. A hydrographic water resource survey sampler as claimed in claim 1 wherein: the middle part of the lower end of the top cover (4) is provided with a circular internal thread sleeve (42), the upper end of the support shaft (2) is provided with a thread section, and the internal thread sleeve (42) is screwed at the upper end of the support shaft (2).

5. A hydrographic water resource survey sampler as claimed in claim 1 wherein: the bottom of the base (1) is provided with a groove, and a balancing weight (11) is embedded in the groove.

6. A hydrographic water resource survey sampler as claimed in claim 1 wherein: the upper end of the base (1) is provided with a slot matched with the contour line of the lower end of the protective cover (3), and the lower end of the protective cover (3) is inserted into the slot and is connected and assembled with the base (1) through a bolt transversely penetrating through the slot.

7. A hydrographic water resource survey sampler as claimed in claim 1 wherein: the electric control valve (51) is an electromagnetic valve and is connected with the controller through a cable.

8. A hydrographic water resource survey sampler as claimed in claim 1 wherein: the base (1) is a cylindrical base body.

9. The hydrographic water resource survey sampler of claim 8 wherein: the bottom of the base (1) is provided with a rubber buffer pad (12).