CN212722158U

CN212722158U - Novel water sampling device

Info

Publication number: CN212722158U
Application number: CN202021098022.3U
Authority: CN
Inventors: 党文龙; 蒙江潮; 黄燕彬; 戴愿
Original assignee: Shenzhen Engineer Of Envitech Co ltd
Current assignee: Shenzhen Engineer Of Envitech Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-03-16
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a novel water sampling device, which is formed by enclosing an upper shell and a lower shell, a sampler and a stepping motor are arranged in the enclosed space, a sampling port is arranged on the side wall of the upper shell, the sampler comprises a rotary drum which is respectively rotatably arranged with the upper shell and the lower shell, the rotary drum is connected with the stepping motor through a planetary gear mechanism, a plurality of sampling impellers are uniformly distributed on the side wall of the rotary drum along the circumferential direction, a bottom plate is fixedly arranged at the bottom of each sampling impeller, airtight sampling cavities are formed between the adjacent two groups of sampling impellers and the inner wall of the upper shell as well as between the adjacent two groups of sampling impellers and the bottom plate, sampling holes are communicated on the bottom plate of each group of sampling cavities, and the bottom of each sampling hole is in threaded connection with a sampling bottle; the utility model provides a novel water sampling device can carry out the sample of different depths of water in same water source ground.

Description

Novel water sampling device

Technical Field

The utility model belongs to the technical field of the environmental protection, specifically relate to a novel water sampling device.

Background

Water is an inorganic substance composed of two elements of hydrogen and oxygen, and is a colorless and odorless transparent liquid at normal temperature and pressure. The drinking water is mainly considered to influence human health, and the water quality standard of the drinking water comprises physical indexes, chemical indexes and microorganism indexes besides physical indexes and chemical indexes; whether the product quality is influenced or the containers and pipelines are easy to damage is considered for industrial water, and the water environment problem is increasingly emphasized along with the increase of the speed and the strength of water resource development and utilization. The water quality factor used as the water environment evaluation index is an important index for measuring the damage degree of a water area or whether the applied water is healthy, and the accurate water quality index provides a reliable basis for environmental protection. The collection of water samples is an important link, the collection of the representative water samples which can accurately reflect the concentration and index of water quality parameters is an important research topic, the groundwater pollution is increasingly aggravated along with the aggravation of water pollution, and the deep level is reached, when the water samples and the pollution conditions in the region are collected, deep water sampling and deep well sampling become new requirements at present, and the deep water sampling device is widely used for environmental protection and other related departments to collect the water samples when the water quality or plankton in water and the like are analyzed.

The existing water quality sampling device can not sample the water quality of each water level section at the same time, can only sample water level sections one by one respectively, has long sampling time consumption and low efficiency,

disclosure of Invention

The utility model discloses mainly to above problem, provide a novel quality of water sampling device, can carry out the sample of different depths of water in same water source ground.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a novel water sampling device, it is enclosed by last casing and lower casing and closes and form, is provided with sampler and step motor in the space that encloses to close, go up the lateral wall of casing and seted up the sample connection, the sampler include with last casing and lower casing rotate the rotary drum that sets up respectively, be connected with step motor through planetary gear mechanism on the rotary drum evenly laid a plurality of sample impellers along the circumferencial direction on the lateral wall of rotary drum the fixed bottom plate that is provided with in bottom of sample impeller constitutes inclosed sample chamber between adjacent two sets of sample impellers and last shells inner wall and the bottom plate, has link up the thief hole on the bottom plate in every group sample chamber, the bottom threaded connection of thief hole has the sampling bottle.

As an improvement of the novel water sampling device, the utility model is also provided with a power module and a control module in the enclosed space.

As a novel water sampling device, the tip of going up the casing is provided with sealing joint, and the wire passes sealing joint is connected with power module and control module electricity.

As an improvement of the novel water sampling device of the utility model, a sealing layer is arranged on the end face of the sampling impeller.

As an improvement of the novel water sampling device of the utility model, the upper shell and the lower shell are connected by screw thread.

As a novel water sampling device, the utility model relates to an improvement, planetary gear mechanism constitute by sun gear, planet wheel, ring gear, wherein the sun gear sets up on step motor's output shaft.

According to the above technical scheme, can learn, the utility model provides a novel quality of water sampling device for among the prior art, has following beneficial effect: the device has simple structure and strong practicability, samples of different water level sections can be collected only by throwing into water and controlling the sinking depth, and the samples are separately contained by different sampling bottles, so that cross contamination can be effectively avoided, and the detection precision is improved; other advantages of the present invention are further clarified in the detailed description.

Drawings

Fig. 1 is a schematic perspective view of a water quality sampling device according to the present application.

Fig. 2 is a schematic view of the connection structure of the sampler and the planetary gear mechanism.

Fig. 3 is a schematic diagram of the back structure of the sampler.

Fig. 4 is a cross-sectional view of a water sampling apparatus of the present application.

Reference numerals shown in the drawings: 1. an upper housing; 2. a lower housing; 3. a sampler; 4. sampling a bottle; 5. a planetary gear mechanism; 6. a stepping motor; 7. sealing the joint; 8. a wire; 30. a rotating drum; 31. A sampling impeller; 32. a base plate; 50. a ring gear; 51. a planet wheel; 52. a sun gear; 101. a sampling port; 301. a sampling hole; 310. and (7) sealing the layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).

The embodiment provides a novel water quality sampling device, as shown in fig. 1-4, the water quality sampling device is roughly formed by an upper shell 1 and a lower shell 2 which are of conical structures, and a shuttle-shaped structure with a three-dimensional effect is enclosed and formed by threaded sealing connection of annular bottom surfaces of the upper shell and the lower shell, a sampler 3, a stepping motor 6, a power supply module (not shown) and a control module (not shown) are arranged in an enclosed space, wherein a sampling port 101 is arranged on the side wall of the upper shell 1; the sampler 3 includes the rotary drum 30 that rotates the setting respectively with last casing 1 and lower casing 2, be connected with step motor 6 through planetary gear mechanism 5 on the rotary drum 30, be slowed down by planetary gear mechanism 5 to rotary drum 30 a plurality of sampling impeller 31 have evenly been laid along the circumferencial direction on the lateral wall of rotary drum 30, the fixed bottom plate 32 that is provided with of sampling impeller 31, constitute inclosed sample chamber between two sets of adjacent sampling impeller 31 and last casing 1 inner wall and the bottom plate 32, link up sampling hole 301 on the bottom plate 32 in every group sample chamber, sampling hole 301's bottom threaded connection has sampling bottle 4.

In the above embodiment, it can be understood that the stepping motor 6 is controlled to start to drive the rotating drum 30 to rotate to the station No. 1, and after the water quality sampling device is placed in a water depth of 1 meter, a water source at the position of 1 meter enters the sampling cavity at the station No. 1 from the sampling port 101, and flows into the sampling bottle No. 1 4 under the arrangement of the sampling hole 301, so as to complete the sampling of the water source at the position of 1 meter; then the stepping motor 6 is controlled to start again to drive the rotary drum 30 to rotate, the rotary drum enters the No. 2 station, the sampling cavity at the No. 1 station is in a closed space, after the rotary drum sinks to 2 meters again, the No. 1 station cannot be influenced, after the rotary drum enters the water depth of 2 meters, two options are provided, or the rotary drum is kept still for a period of time, the last water source remained at the No. 2 station is completely mixed with the water source at the 2 meters, or the rotary drum skips the station every time, the sampling bottle 301 at the No. 3 station is used for sampling, and therefore the measuring precision is prevented from being influenced; finally, sampling of each sampling bottle 301 is completed in sequence according to the steps; after sampling, the lower housing 2 is manually unscrewed, and the sampling bottle 301 at each station is taken out.

As a further preferable scheme in the above embodiment, a sealed joint 7 is provided at an end of the upper housing 1, and a lead 8 passes through the sealed joint 7 to be electrically connected with the power supply module and the control module, so that an operator can control the on/off of the power supply in a wired manner.

As a further preferable mode in the above embodiment, in order to improve the sealing effect, a sealing layer 310 is provided on an end face of the sampling impeller 31; so that the inner wall is closely attached.

As a further preferable solution in the above embodiment, the planetary gear mechanism 5 is composed of a sun gear 52, a planet gear 51, and a ring gear 50, wherein the sun gear 52 is used as a driving wheel and connected to an output shaft of the stepping motor 6, and the sun gear 52 is used as a driving wheel to drive the ring gear 50 to rotate, so as to rotate the drum 30.

The present invention is not limited to the above embodiments, and any embodiments mentioned in the description fall within the scope of the present invention.

It is right to have used specific individual example above the utility model discloses expound, only be used for helping to understand the utility model discloses, not be used for the restriction the utility model discloses. To the technical field of the utility model technical personnel, the foundation the utility model discloses an idea can also be made a plurality of simple deductions, warp or replacement.

Claims

1. The utility model provides a novel water sampling device, its characterized in that, it is enclosed by last casing and lower casing and closes and form, is provided with sampler and step motor in the space that encloses to close, go up the lateral wall of casing and seted up the sample connection, the sampler includes and rotates the rotary drum that sets up respectively with last casing and lower casing, be connected with step motor through planetary gear mechanism on the rotary drum evenly laid a plurality of sample impellers along the circumferencial direction on the lateral wall of rotary drum the fixed bottom plate that is provided with of sample impeller constitutes inclosed sample chamber between adjacent two sets of sample impellers and last shells inner wall and the bottom plate, has link up the thief hole on the bottom plate in every group sample chamber, the bottom threaded connection of thief hole has the sampling bottle.

2. A novel water quality sampling device according to claim 1, characterized in that a power module and a control module are further arranged in the enclosed space.

3. A novel water quality sampling device according to claim 2, characterized in that the end of the upper shell is provided with a sealing joint, and a lead passes through the sealing joint to be electrically connected with the power supply module and the control module.

4. A novel water quality sampling device according to claim 1, characterized in that a sealing layer is arranged on the end face of the sampling impeller.

5. A novel water quality sampling device according to claim 4 wherein the upper and lower housings are threaded.

6. A novel water quality sampling device according to any one of claims 1-5, characterized in that the planetary gear mechanism is composed of a sun gear, a planet gear and a gear ring, wherein the sun gear is arranged on the output shaft of the stepping motor.