CN214427050U - Vacuum type polluted water sampling device - Google Patents

Abstract

The utility model relates to a vacuum type polluted water sampling device, which comprises an inner bottle body, wherein an elastic bottle plug is arranged at the bottle mouth of the inner bottle body, a sleeve is arranged in the cavity of the inner bottle body, the sleeve is fixedly connected with one end of a support rod, the other end of the support rod is connected with a linear driving mechanism, the linear driving mechanism can drive the sleeve to move linearly, and then the sleeve can extend out of the inner bottle body or retract to the inner cavity of the inner bottle body after piercing the elastic bottle plug; one end of the sleeve, which is close to the elastic bottle stopper, is provided with a taper angle, and the side wall of the sleeve is provided with a plurality of through holes.

Description

Vacuum type polluted water sampling device

Technical Field

The utility model belongs to the technical field of check out test set, concretely relates to vacuum type contaminated water sampling device.

Background

The statements herein merely provide background related to the present disclosure and may not necessarily constitute prior art.

The groundwater/surface water sampling technology is one of the key links of water quality detection accuracy, and plays an important role in groundwater and surface water pollution investigation and research. With the increasing severity of the water environment pollution problem, the underground water/surface water sampling technology is more important at home and abroad, and a series of sampling devices are developed.

Water sampling methods are roughly divided into two categories: sampling and in-situ sampling, wherein the sampling is to extract underground water/surface water into a specific container, and the water sample adopted by the method is easily influenced by sampling disturbance, pollution, illumination, contact with other aquifers or external atmosphere and other factors, particularly pollutants such as volatile organic compounds, reducing inorganic substances and the like, so that the accuracy of water sample detection is influenced to a certain extent.

The inventor knows that the normal position sample is put into the sampling utensil with the water normal position in the position that will take a sample, and the sampling process disturbance is less, and is less to water sample detection index stability influence. The kind of normal position sampler among the prior art is less, and there is the sample connection sealed not tight after the sample in addition generally, leads to the water sample in the sampler to reveal or with the water contact of other water layers, influences the accuracy that detects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a vacuum type contaminated water sampling device can solve one of above-mentioned technical problem at least.

In order to achieve the above objects, one or more embodiments of the present invention provide a vacuum type contaminated water sampling device, which includes an inner bottle body, wherein an elastic bottle plug is disposed at a bottle opening of the inner bottle body, a sleeve is disposed in a cavity of the inner bottle body, the sleeve is fixedly connected to one end of a support rod, the other end of the support rod is connected to a linear driving mechanism, the linear driving mechanism can drive the sleeve to move linearly, so that the sleeve can extend out of the inner bottle body or retract into an inner cavity of the inner bottle body after piercing the elastic bottle plug; one end of the sleeve, which is close to the elastic bottle stopper, is provided with a taper angle, and the side wall of the sleeve is provided with a plurality of through holes.

Further, linear driving mechanism includes the swivel nut, and the swivel nut deviates from telescopic one end coaxial fixed with the bracing piece, and the swivel nut runs through the diapire of inner bottle body, and diapire department is equipped with the guide, and the guide makes the swivel nut only can be along self axis direction linear motion, and the nestification is equipped with the screw rod in the swivel nut, and the outer bottle body of lower extreme of screw rod is stretched out, and the screw rod passes through the rotatory driving piece drive in order to realize rotating.

Further, the rotary driving part comprises a motor, and an output shaft of the motor is coaxially fixed with the screw rod.

Further, the guide part is equipped with the guiding hole including setting up the deflector of inner bottle diapire department in the deflector, and the swivel nut runs through the guiding hole, and the deflector has the direction arch in guiding hole department, and the outer wall department of swivel nut has the direction spout along self axis direction, and the direction arch stretches into in the direction spout.

Further, the bracing piece coincides with telescopic central axis, and telescopic central axis is perpendicular with the elasticity bottle plug.

Further, still include the outer bottle, the outer bottle is for dismantling the mosaic structure, and the inner bottle body nestification sets up in the outer bottle, and the outer bottle is stretched out to the bottleneck of inner bottle body.

Further, the outer bottle body comprises a first bottle body and a second bottle body, a sealing gasket is arranged between the splicing surfaces of the first bottle body and the second bottle body, and the first bottle body and the second bottle body are fixed after being spliced through a locking structure.

By adopting the outer bottle body structure, the part structure of the linear driving mechanism outside the inner bottle body can be effectively protected, and the waterproof grade of the components such as the motor in the linear driving mechanism is convenient to reduce.

Furthermore, locking mechanism is including setting up the connecting plate in first bottle and second bottle lateral surface department respectively, has the mounting hole on the connecting plate, is equipped with bolted connection spare in the mounting hole.

Furthermore, the inner wall of the outer bottle body is provided with a supporting plate, the supporting plate is used for supporting the inner bottle body, an installation space is formed between the supporting plate and the bottom wall of the outer bottle body, and the linear driving mechanism is installed in the installation space.

Further, the elastic bottle stopper is a rubber plug.

The beneficial effects of one or more of the above technical solutions are as follows:

before the inner bottle body for sampling is punctured by the sleeve, the sealing of the inner cavity of the inner bottle body and the external environment can be ensured, the elastic bottle plug can effectively realize sealing, the inner cavity of the inner bottle body is prevented from being completely isolated from the external environment, and a water sample is prevented from leaking or a water body in a non-sampling area pollutes a sample; utilize the through-hole of sleeve puncture and sleeve lateral wall department, can make external environment water advance to get into telescopic inner chamber, then flow into the inner chamber of inner bottle body through the through-hole in, convenient and fast.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

Fig. 1 is a schematic diagram of the overall structure in one or more embodiments of the present invention;

FIG. 2 is a schematic view of one or more embodiments of the present invention in which the guide plate, the threaded sleeve, and the threaded rod are used in combination;

FIG. 3 is a schematic view of a sleeve according to one or more embodiments of the present invention;

fig. 4 is a schematic structural view of the outer bottle body according to one or more embodiments of the present invention.

In the figure, 1, connecting rod; 2. an outer bottle body; 3. a cavity; 4. a support plate; 5. a motor; 6. a screw; 7. a threaded sleeve; 71. a guide projection; 8. an output shaft; 9. a guide plate; 10. a support bar; 11. an inner bottle body; 12. a sleeve; 121. a cone angle; 122. a through hole; 13. an elastic bottle stopper; 14. pulling a rope; 15. a bottle mouth; 21. a first bottle body; 22. a second bottle body; 23. a gasket; 24. and (5) a locking structure.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

As shown in fig. 1-3, a typical embodiment of the present invention provides a vacuum type contaminated water sampling device, which includes an inner bottle body 11, an elastic bottle stopper 13 is disposed at a mouth 15 of the inner bottle body 11, a sleeve 12 is disposed in a cavity 3 of the inner bottle body 11, the sleeve 12 is fixedly connected to one end of a support rod 10, the other end of the support rod 10 is connected to a linear driving mechanism, the linear driving mechanism can drive the sleeve 12 to move linearly, so that the sleeve 12 can penetrate the elastic bottle stopper 13 and then extend out of the inner bottle body 11 or retract back to an inner cavity of the inner bottle body 11; the end of the sleeve 12 adjacent the stopper 13 has a taper 121 and the side wall of the sleeve 12 has a plurality of through holes 122.

In this embodiment, the elastic bottle stopper 13 is a rubber stopper. It can be understood that the rubber plug has elasticity, and can ensure the sealing between the outer wall of the sleeve and the elastic bottle stopper after the sleeve is punctured. In other embodiments, other materials may be used, and may be selected by one skilled in the art.

The linear driving mechanism comprises a threaded sleeve 7, one end of the threaded sleeve 7, which is far away from the sleeve 12, of the supporting rod 10 is coaxially fixed, the threaded sleeve 7 penetrates through the bottom wall of the inner bottle body 11, a guide part is arranged at the bottom wall, the threaded sleeve 7 can only linearly move along the axis direction of the threaded sleeve 7 through the guide part, a screw rod 6 is embedded in the threaded sleeve 7, the lower end of the screw rod 6 extends out of the outer bottle body 2, and the screw rod 6 is driven to rotate through a rotary driving part.

The rotary driving part comprises a motor 5, and an output shaft 8 of the motor 5 is coaxially fixed with the screw 6.

The guide piece comprises a guide plate 9 arranged at the bottom wall of the inner bottle body 11, a guide hole is formed in the guide plate 9, the threaded sleeve 7 penetrates through the guide hole, a guide bulge 71 is arranged at the guide hole of the guide plate 9, a guide sliding groove along the axis direction of the guide plate is formed in the outer wall of the threaded sleeve 7, and the guide bulge 71 extends into the guide sliding groove.

The support rod 10 is coincided with the central axis of the sleeve 12, and the central axis of the sleeve 12 is vertical to the elastic bottle stopper 13.

Still include outer bottle 2, outer bottle 2 is for dismantling the mosaic structure, and inner bottle body 11 nestification sets up in outer bottle 2, and outer bottle 2 is stretched out to the bottleneck 15 of inner bottle body 11.

The outer bottle body 2 comprises a first bottle body 21 and a second bottle body 22, a sealing gasket 23 is arranged between the splicing surfaces of the first bottle body 21 and the second bottle body 22, and the first bottle body 21 and the second bottle body 22 are fixed after being spliced through a locking structure 24.

The locking mechanism comprises connecting plates respectively arranged on the outer side surfaces of the first bottle body 21 and the second bottle body 22, mounting holes are formed in the connecting plates, and bolt connecting pieces are arranged in the mounting holes.

The inner wall of the outer bottle body 2 is provided with a supporting plate 4, the supporting plate 4 is used for supporting the inner bottle body 11, an installation space is formed between the supporting plate 4 and the bottom wall of the outer bottle body 2, and the linear driving mechanism is installed in the installation space.

In this embodiment, set up the connecting rod in the outer wall department of outer bottle, connecting rod and stay cord fixed connection for operating personnel can be utilizing stay cord below inner bottle body and outer bottle body.

In other embodiments, the connecting rod may be fixedly connected to the inner bottle body, and the specific connecting manner may be set by a person skilled in the art, which is not described herein again.

The working principle is as follows: when using this device, transfer vacuum type contaminated water sampling device to the waters of setting for the degree of depth, start switch, motor work, the screw rod drives the swivel nut and moves towards elastic bottle plug, and then the sleeve upward movement impales the elastic bottle plug of bottleneck department, under the effect of evacuation in advance in external water pressure and the inner bottle body, during water gets into the inner bottle body from sleeve department automatically, after the sampling is accomplished, upset power electrode, motor reverse motion, the sleeve retracts back to the inner bottle body, accomplish quality of water sample collection.

Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.

Claims (10)

1. A vacuum type polluted water sampling device is characterized by comprising an inner bottle body capable of being vacuumized, wherein an elastic bottle plug is arranged at the bottle mouth of the inner bottle body, a sleeve is arranged in a cavity of the inner bottle body and fixedly connected with one end of a supporting rod, the other end of the supporting rod is connected with a linear driving mechanism, the linear driving mechanism can drive the sleeve to move linearly, and then the sleeve can extend out of the inner bottle body or retract into an inner cavity of the inner bottle body after penetrating through the elastic bottle plug; one end of the sleeve, which is close to the elastic bottle stopper, is provided with a taper angle, and the side wall of the sleeve is provided with a plurality of through holes.

2. The vacuum type polluted water sampling device as claimed in claim 1, wherein the linear driving mechanism comprises a threaded sleeve, the threaded sleeve and one end of the support rod, which is away from the sleeve, are coaxially fixed, the threaded sleeve penetrates through the bottom wall of the inner bottle body, a guide part is arranged at the bottom wall, the guide part enables the threaded sleeve to linearly move only along the axis direction of the threaded sleeve, a screw rod is nested in the threaded sleeve, the lower end of the screw rod extends out of the outer bottle body, and the screw rod is driven by a rotary driving part to rotate.

3. The vacuum-type contaminated water sampling device according to claim 2, wherein said rotary drive comprises a motor, an output shaft of which is coaxially fixed with the screw.

4. The vacuum type contaminated water sampling apparatus according to claim 2, wherein the guide member comprises a guide plate provided at a bottom wall of the inner bottle body, a guide hole is provided in the guide plate, the screw sleeve penetrates through the guide hole, a guide protrusion is provided at the guide hole of the guide plate, a guide sliding groove along an axis direction of the screw sleeve is provided at an outer wall of the screw sleeve, and the guide protrusion extends into the guide sliding groove.

5. The vacuum contaminated water sampling device of claim 1, wherein the support rod is coincident with a central axis of the sleeve, the central axis of the sleeve being perpendicular to the flexible bottle stopper.

6. The vacuum type contaminated water sampling device according to claim 1, further comprising an outer bottle body, wherein the outer bottle body is a detachable and spliced structure, the inner bottle body is nested in the outer bottle body, and a bottle mouth of the inner bottle body extends out of the outer bottle body.

7. The vacuum type contaminated water sampling device according to claim 6, wherein the outer bottle body comprises a first bottle body and a second bottle body, a sealing gasket is arranged between the splicing surfaces of the first bottle body and the second bottle body, and the first bottle body and the second bottle body are fixed after being spliced through a locking structure.

8. The vacuum type contaminated water sampling device according to claim 7, wherein the locking structure comprises a connection plate respectively disposed at the outer side surfaces of the first and second bottle bodies, the connection plate having a mounting hole therein, the mounting hole having a bolt connection member therein.

9. The vacuum type contaminated water sampling apparatus according to claim 6, wherein the outer bottle body has a support plate at an inner wall thereof for supporting the inner bottle body, and an installation space is formed between the support plate and a bottom wall of the outer bottle body, and the linear driving mechanism is installed in the installation space.

10. The vacuum contaminated water sampling device of claim 1, wherein the elastic stopper is a rubber stopper.

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