CN211740760U

CN211740760U - Rainwater sampling device

Info

Publication number: CN211740760U
Application number: CN202020360393.8U
Authority: CN
Inventors: 侯化明
Original assignee: Shenzhen Yuhua Environmental Technology Co ltd
Current assignee: Shenzhen Yuhua Environmental Technology Co ltd
Priority date: 2020-03-20
Filing date: 2020-03-20
Publication date: 2020-10-23
Anticipated expiration: 2030-03-20

Abstract

The utility model discloses a rainwater sampling device, the device comprises a device housing, the fixed base that is equipped with in device casing bottom, the fixed step motor that is equipped with in base top center department, and the fixed support ring post that is equipped with in base top, step motor's motor shaft top fixedly connected with support plate, first spout has been seted up at support ring post top, the second spout has been seted up to the support plate bottom, and the fixed snap ring that is equipped with in support plate top, be equipped with the sampling bucket in the snap ring, device casing top is equipped with the leading water pipe, the switch-on of leading water pipe lower extreme has the water service pipe inside the device casing. This rainwater sampling device is through setting up five groups sampling barrels on the support plate to rotate in proper order through five groups sampling barrels of step motor control, and realize collecting the sampling barrel with the rainwater through leading water pipe, water service pipe and funnel in, realize automatic sampling work through rainwater inductor and solenoid valve, thereby realize carrying out rainwater sampling work according to weather variation, degree of automation is high, convenient to use.

Description

Rainwater sampling device

Technical Field

The utility model relates to an environmental monitoring technical field specifically is a rainwater sampling device.

Background

With the rapid development of the urbanization level, the problems of serious urban water pollution and shortage of fresh water resources are more and more obvious. The scientific sampling and analysis and utilization of rainwater, which is an important water resource, so as to implement comprehensive treatment, become an important new issue. The rainwater sampling device is a tool for rainwater collection, and plays an important role in collecting rainwater, then seeking rainfall to judge rainfall type and analyzing the content of various chemical substances in the rainwater.

Current rainwater sampling device sets up the sampling cup through the manual work mostly in different places and collects the rainwater, owing to have unusual weather such as torrential rain, this kind of sampling mode needs the manual work to monitor at any time, extravagant manpower resources to degree of automation is not high, easily leads to rainwater sampling analysis data great error to appear.

The rainwater sampling device for portable environmental monitoring that has now disclosed, application number CN201820403547.X, install the filter screen through the inside top at the sampling box body, thereby pass through the guide plate, the oral siphon, first outlet pipe and second outlet pipe realize the sampling work to the rainwater, but this rainwater sampling device for portable environmental monitoring only can carry out single rainwater sampling work, can't carry out rainwater sampling work many times according to weather variation, a rainwater sampling device is now designed, through setting up five groups of sampling buckets in the device, through rainwater inductor and step motor, electric connection work between the solenoid valve realizes carrying out the collection work to the rainwater according to the change under the day.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rainwater sampling device to current automatic feeding device who proposes in solving above-mentioned background art only can carry out single rainwater sampling work, can't carry out the problem of rainwater sampling work many times according to weather variation.

In order to achieve the above purpose, the utility model provides a technical proposal that a rainwater sampling device comprises a device shell, a base is fixedly arranged at the bottom in the shell of the device, a stepping motor is fixedly arranged at the center of the top of the base, and the top of the base is fixedly provided with a supporting ring column, the top of a motor shaft of the stepping motor is fixedly connected with a support plate, the top of the support ring column is provided with a first sliding chute, the bottom of the support plate is provided with a second sliding chute, a snap ring is fixedly arranged at the top of the support plate, a sampling barrel is arranged in the snap ring, a water conduit is arranged at the top of the device shell, the lower end of the water diversion pipe is communicated with a water through pipe arranged in the device shell, the water through pipe is provided with an electromagnetic valve, and the bottom end of the water service pipe is fixedly communicated with a funnel, the inner wall of the top of the device shell is fixedly provided with a storage battery, the outer side of the top of the device shell is fixedly provided with a rainwater sensor, and the device shell is provided with a sampling port.

Preferably, the stepping motor, the electromagnetic valve and the rainwater sensor are electrically connected with the storage battery through wires, and the stepping motor, the electromagnetic valve and the rainwater sensor are electrically connected.

Preferably, the support ring column is a circular ring column, the first sliding groove and the second sliding groove are circular grooves, the first sliding groove and the second sliding groove are arranged up and down correspondingly, a plurality of groups of steel balls are clamped in the first sliding groove and the second sliding groove, and the steel balls move between the first sliding groove and the second sliding groove.

Preferably, the snap ring is in the shape of a circular ring cylinder, the top of the sampling barrel is of an open structure, and the sampling barrel is connected with the inner wall of the snap ring through a threaded structure.

Preferably, sampling bucket and snap ring all are equipped with five groups altogether, and five groups of sampling buckets and snap ring are regular annular array and set up in the support plate top, and step motor shaft step angle sets up to 72, and the funnel is located directly over one of them group of sampling bucket.

Preferably, the water conduit is inverted round platform shape, and the water conduit top is open structure, and is equipped with on the water conduit inner wall rather than shape assorted filter screen.

Preferably, the sampling opening is provided with a rotating shaft on the device shell, the rotating shaft is movably provided with a switch door, the bottom of the switch door is fixedly provided with a magnetic block, the bottom of the sampling opening is provided with an iron block, the magnetic block is magnetically connected with the iron block, and the outer side of the switch door is provided with a pull handle.

Compared with the prior art, the beneficial effects of the utility model are that: this rainwater sampling device is through setting up five groups sampling barrels on the support plate to rotate in proper order through five groups sampling barrels of step motor control, and realize collecting the sampling barrel with the rainwater through leading water pipe, water service pipe and funnel in, realize automatic sampling work through rainwater inductor and solenoid valve, thereby realize carrying out rainwater sampling work according to weather variation, degree of automation is high, convenient to use.

Drawings

Fig. 1 is an internal cross-sectional view of a rainwater sampling device of the present invention;

fig. 2 is a schematic view of a bottom overlooking structure of the rainwater sampling device of the present invention;

fig. 3 is a schematic view of a top view structure of a carrier plate of the rainwater sampling device of the present invention;

fig. 4 is an enlarged view of a position a in fig. 1 of the rainwater sampling device of the present invention;

fig. 5 is an enlarged view of B in fig. 1 of the rainwater sampling device of the present invention.

In the figure: 1. the device comprises a shell, 2, a base, 3, a stepping motor, 4, a supporting ring column, 5, a support plate, 6, a first chute, 7, a second chute, 8, a snap ring, 9, a sampling barrel, 10, a water conduit, 11, a water conduit, 12, an electromagnetic valve, 13, a funnel, 14, a storage battery, 15, a rainwater sensor, 16, a sampling port, 17, a steel ball, 18, a filter screen, 19, a rotating shaft, 20, a switch door, 21, a magnetic block, 22, an iron block, 23 and a pull handle.

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. 1-5, the present invention provides a technical solution: a rainwater sampling device comprises a device shell 1, a base 2 is fixedly arranged at the bottom in the device shell 1, a stepping motor 3 is fixedly arranged at the center of the top of the base 2, a supporting ring column 4 is fixedly arranged at the top of the base 2, a carrier plate 5 is fixedly connected to the top of a motor shaft of the stepping motor 3, a first sliding groove 6 is formed in the top of the supporting ring column 4, a second sliding groove 7 is formed in the bottom of the carrier plate 5, the supporting ring column 4 is in a circular cylindrical shape, the first sliding groove 6 and the second sliding groove 7 are circular grooves, the first sliding groove 6 and the second sliding groove 7 are arranged in an up-and-down corresponding mode, a plurality of groups of steel balls 17 are clamped in the first sliding groove 6 and the second sliding groove 7, the steel balls 17 move between the first sliding groove 6 and the second sliding groove 7, and therefore the stepping motor 3 can drive the stable rotation of the stepping motor 5 when working through the movement of the, and 5 tops of support plate are fixed and are equipped with snap ring 8, are equipped with sampling bucket 9 in the snap ring 8, and snap ring 8 is the ring cylinder form, and sampling bucket 9 tops is open structure, and sampling bucket 9 passes through the helicitic texture with 8 inner walls of snap ring to be connected, can be with the stable fixing of sampling bucket 9 in snap ring 8 like this, and 1 top of device casing is equipped with leading water pipe 10, just: the water conduit 10 is in an inverted circular truncated cone shape, the top of the water conduit 10 is in an open structure, the inner wall of the water conduit 10 is provided with a filter screen 18 matched with the shape of the water conduit 10, so that the water conduit 10 can drain rainwater, impurities in filtered air can enter the device shell 1 through the filter screen 18, the lower end of the water conduit 10 is communicated with a water conduit 11 inside the device shell 1, the water conduit 11 is provided with an electromagnetic valve 12, the bottom end of the water conduit 11 is fixedly communicated with a funnel 13, the sampling buckets 9 and the snap rings 8 are provided with five groups together, the five groups of sampling buckets 9 and the snap rings 8 are arranged on the top of the support plate 5 in a regular annular array, the stepping angle of the motor shaft of the stepping motor 3 is set to be 72 degrees, and the funnel 13 is positioned right above one group of the sampling buckets 9, so that the sampling buckets 9 on the support plate 5 can be driven by the stepping motor 3 to regularly rotate, further realize a plurality of rainwater sampling operations, a storage battery 14 is fixedly arranged on the inner wall of the top of the device shell 1, a rainwater sensor 15 is fixedly arranged on the outer side of the top of the device shell 1, the type of the rainwater sensor 15 is RSD-BEX, the stepping motor 3, the electromagnetic valve 12 and the rainwater sensor 15 are electrically connected with the storage battery 14 through wires, the stepping motor 3 and the electromagnetic valve 12 are electrically connected with the rainwater sensor 15, the storage battery 14 can be used for supplying power to the stepping motor 3, the electromagnetic valve 12 and the rainwater sensor 15, the rainwater sensor 15 can automatically sense the raining weather, the electromagnetic valve 12 is controlled to realize the water supply operation of the water pipe 11, the stepping motor 3 is controlled to rotate so as to perform rainwater sampling operations through the next group of sampling barrels 9, thereby performing distinguishing separation sampling on the weathers such as rain shower and the like, and a sampling port 16 is arranged on the device shell 1, and the sampling opening 16 is provided with a rotating shaft 19 on the device shell 1, the rotating shaft 19 is movably provided with a switch door 20, the bottom of the switch door 20 is fixedly provided with a magnetic block 21, the bottom of the sampling opening 16 is provided with an iron block 22, the magnetic block 21 is magnetically connected with the iron block 22, and the outer side of the switch door 20 is provided with a pull handle 23, so that the switch door 20 is controlled to be opened through the pull handle 23, and the sampling barrel 9 can be taken out.

The working principle is as follows: when the rainwater sampling device is used, the device is firstly placed on a plane of a rainwater collection environment, in a rainwater weather, the rainwater sensor 15 can sense, so that the electromagnetic valve 12 is controlled to be opened through the rainwater sensor 15, rainwater is transported into the sampling barrel 9 through the water conduit 10, the water conduit 11, the filter screen 18 and the funnel 13, in a gust of rain weather, the rainwater stops, the electromagnetic valve 12 is controlled to be closed through the rainwater sensor 15, the stepping motor 3 is controlled by the rainwater sensor 15 to drive the support plate 5 to rotate, so that the next group of sampling barrels 9 are rotated to be right below the funnel 13, rainwater collection operation can be carried out on next rainfall operation, sequential sampling operation of the five groups of sampling barrels 9 is realized, a worker can open the switch door 20 through pulling the handle 23 and unscrew the sampling barrels 9 from the clamping ring 8 through a threaded structure, and thus sampling and collecting operation of the sampling barrels 9 is realized, and then realized that the device carries out the function of rainwater sampling work according to weather change, above be this rainwater sampling device working process.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A rainwater sampling device comprising a device housing (1), characterized in that: the device comprises a device shell (1), wherein a base (2) is fixedly arranged at the bottom in the device shell (1), a stepping motor (3) is fixedly arranged at the center of the top of the base (2), a supporting ring column (4) is fixedly arranged at the top of the base (2), a support plate (5) is fixedly connected to the top of a motor shaft of the stepping motor (3), a first sliding groove (6) is formed in the top of the supporting ring column (4), a second sliding groove (7) is formed in the bottom of the support plate (5), a clamping ring (8) is fixedly arranged at the top of the support plate (5), a sampling barrel (9) is arranged in the clamping ring (8), a water diversion pipe (10) is arranged at the top of the device shell (1), a water service pipe (11) is communicated with the lower end of the water diversion pipe (10) in the device shell (1), an electromagnetic valve (12) is arranged on the, and a storage battery (14) is fixedly arranged on the inner wall of the top of the device shell (1), a rainwater sensor (15) is fixedly arranged on the outer side of the top of the device shell (1), and a sampling port (16) is formed in the device shell (1).

2. A rainwater sampling apparatus according to claim 1 wherein: the stepping motor (3), the electromagnetic valve (12) and the rainwater sensor (15) are electrically connected with the storage battery (14) through wires, and the stepping motor (3), the electromagnetic valve (12) and the rainwater sensor (15) are electrically connected.

3. A rainwater sampling apparatus according to claim 1 wherein: the supporting ring column (4) is in a circular cylinder shape, the first sliding groove (6) and the second sliding groove (7) are circular grooves, the first sliding groove (6) and the second sliding groove (7) are arranged up and down correspondingly, a plurality of groups of steel balls (17) are clamped in the first sliding groove (6) and the second sliding groove (7), and the steel balls (17) move between the first sliding groove (6) and the second sliding groove (7).

4. A rainwater sampling apparatus according to claim 1 wherein: the clamping ring (8) is in a circular cylinder shape, the top of the sampling barrel (9) is of an open structure, and the sampling barrel (9) is connected with the inner wall of the clamping ring (8) through a threaded structure.

5. A rainwater sampling apparatus according to claim 1 wherein: sampling bucket (9) all are equipped with five groups altogether with snap ring (8), and five groups sampling bucket (9) are regular annular array with snap ring (8) and set up in support plate (5) top, and step motor (3) motor shaft step angle sets up to 72, and funnel (13) are located directly over one of them group sampling bucket (9).

6. A rainwater sampling apparatus according to claim 1 wherein: the water conduit (10) is in an inverted circular truncated cone shape, the top of the water conduit (10) is in an opening structure, and a filter screen (18) matched with the shape of the water conduit (10) is arranged on the inner wall of the water conduit (10).

7. A rainwater sampling apparatus according to claim 1 wherein: be equipped with pivot (19) on sample connection (16) on device casing (1), the activity is equipped with switch door (20) in pivot (19), switch door (20) bottom is fixed and is equipped with magnetic path (21), and sample connection (16) bottom is equipped with iron plate (22), magnetic path (21) and iron plate (22) magnetism are connected, and the switch door (20) outside is equipped with draws handle (23).