CN215492616U

CN215492616U - Sewage sampling device for environmental monitoring

Info

Publication number: CN215492616U
Application number: CN202120539808.2U
Authority: CN
Inventors: 任亚萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2022-01-11
Anticipated expiration: 2031-03-16

Abstract

The utility model discloses a sewage sampling device for environmental monitoring, which relates to the technical field of sewage sampling and comprises a device main body, wherein a piston rod is arranged in the device main body, the bottom of the piston rod is fixedly connected with a rubber piston head, the rubber piston head is arranged at the bottom of the device main body, a water inlet pipe is arranged at the bottom of the device main body, a filtering device is in threaded connection with the water inlet pipe, a filter screen is arranged in the middle of the filtering device, a water outlet pipe is arranged at the bottom of one side of the device main body, the water outlet pipe is a hose, a valve is arranged on the water outlet pipe, a measuring cylinder is arranged at one end of the water outlet pipe, and scales are arranged on the measuring cylinder.

Description

Sewage sampling device for environmental monitoring

Technical Field

The utility model relates to the technical field of sewage sampling, in particular to a sewage sampling device for environmental monitoring.

Background

With the continuous acceleration of the pace of life, no matter whether life or industrial production is free of water resources, but in order to improve yield and reduce production cost in industrial production in some areas at present, untreated wastewater is directly discharged into the natural environment, so that not only local water and soil resources are polluted, but also resident life is seriously influenced, water pollution causes a great amount of death in fishery, under the current severe form, the method is particularly important for sewage treatment, and whether a water source is polluted or not is confirmed, and an experimenter is generally required to extract a part of the water source to be sent to an experimental facility for inspection.

The existing sewage sampling equipment generally uses a piston to fetch water, so that the danger of directly and manually fetching water is avoided, but after the piston fetches water, the piston is used for moving and storing sewage, so that inconvenience is brought to workers, the problem is solved by the existing patent with the publication number of [ CN211978431U ], the sewage directly flows into a test tube after the water is fetched by the patent, so that the inconvenience of storing the sewage by using the piston after sampling is avoided, but because the patent is an L-shaped sampling tube, the pressure difference between the sampling tube and the outside is too small when the piston compresses air, so that the inconvenience of pumping water is caused; in addition, the structure of this patent is too complicated, can bring inconvenience for the sewage sample equally, and in addition, the filter equipment setting of this patent is inside the sampling tube, and the inlet tube does not have filter equipment moreover, and the impurity in the sewage enters into the inlet tube easily, blocks up the inlet tube.

In addition, the existing sewage sampling equipment can not accurately sample and measure the accurate volume of the sewage sample.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sewage sampling device for environmental monitoring, which aims to solve the problems in the background technology.

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

the utility model provides a sewage sampling device for environmental monitoring, includes the device main part, the inside piston rod that is provided with of device main part, piston rod bottom fixedly connected with rubber piston head, the rubber piston head sets up in device main part bottom, device main part bottom is provided with the inlet tube, threaded connection has filter equipment on the inlet tube, be provided with the filter screen in the middle of the filter equipment, device main part one side bottom is provided with the outlet pipe, the outlet pipe is the hose, be provided with the valve on the outlet pipe, the valve is hollow boss structure, the valve front side is provided with the through-hole, the inside recess that is provided with of valve, swing joint has the gyro wheel on the recess, outlet pipe one end is provided with the graduated flask, be provided with the scale on the graduated flask.

Furthermore, the water inlet pipe is connected with a telescopic pipe, and one end of the telescopic pipe is in threaded connection with a filtering device.

Furthermore, a stop arm is arranged at the bottom of the device main body.

Furthermore, a limiting ring is arranged in the device main body, and the inner diameter of the limiting ring is larger than the diameter of the piston rod.

Further, a piston handle is arranged on the piston rod.

Further, a base is arranged at the bottom of the measuring cylinder.

Compared with the prior art, the utility model has the beneficial effects that: the water inlet pipe is arranged at the bottom of the device main body, so that the problem of difficulty in pumping water caused by too low pressure difference between the inside and the outside of the device main body is solved; the flow rate of the water is controlled by arranging the hose and the valve, and the water outlet pipe is the hose, so that the water can be easily placed, and convenience is provided for taking water; the filter device is arranged on the water inlet pipe, so that the blockage of the water inlet pipe is avoided; a measuring cylinder is arranged at one end of the water outlet pipe, so that the sewage can be conveniently stored and transported after being collected; scales are arranged on the measuring cylinder, so that the volume of sewage can be accurately measured.

In conclusion, the utility model has simple structure and convenient operation, avoids the danger of manual water taking, can directly measure the volume of sewage when water is taken after water taking is finished, and improves the working efficiency.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic perspective view of the valve of the present invention;

in the figure: 1 graduated cylinder, 2 scales, 3 water outlet pipes, 4 valves, 5 device bodies, 6 limiting rings, 7 blocking arms, 8 piston handles, 9 piston rods, 10 rubber piston heads, 11 water inlet pipes, 12 telescopic pipes, 13 filtering devices, 14 rollers, 15 grooves, 16 through holes, 17 filter screens and 18 bases.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a sewage sampling device for environmental monitoring comprises a device main body 5, a piston rod 9 is arranged inside the device main body 5, a rubber piston head 10 is fixedly connected to the bottom of the piston rod 9, the rubber piston head 10 is arranged at the bottom of the device main body 5, a water inlet pipe 11 is arranged at the bottom of the device main body 5, a filtering device 13 is connected to the water inlet pipe 11 through a thread, a filter screen 17 is arranged in the middle of the filtering device 13, a water outlet pipe 3 is arranged at the bottom of one side of the device main body 5, the water outlet pipe 3 is a hose, a valve 4 is arranged on the water outlet pipe 3, the valve 4 is of a hollow boss structure, a through hole 16 is arranged at the front side of the valve 4, a groove 15 is arranged inside the valve 4, a roller 14 is movably connected to the groove 15, a measuring cylinder 1 is arranged at one end of the water outlet pipe 3, and a gap is arranged between the water outlet pipe 3 and the measuring cylinder 1, make outlet pipe 3 and external intercommunication, make things convenient for the sewage in the outlet pipe 3 to flow into graduated flask 1, be provided with scale 2 on the graduated flask 1.

Furthermore, the water inlet pipe 11 is connected with a telescopic pipe 12, one end of the telescopic pipe 12 is in threaded connection with a filtering device 13, water taking is facilitated, and the danger that the water is too close to a sewage source during water taking is avoided.

Furthermore, the bottom of the device main body 5 is provided with a baffle arm 7, so that sewage can be conveniently extracted.

Further, be provided with spacing collar 6 in the device main part 5, the internal diameter of spacing collar 6 is greater than the diameter of piston rod 9, and spacing collar 6 has the limiting displacement, avoids piston rod 9 to break away from device main part 5.

Further, a piston handle 8 is arranged on the piston rod 9.

Further, the bottom of the measuring cylinder 1 is provided with a base 18, so that the volume of sewage can be measured conveniently.

The working principle is as follows: when sewage is sampled, the extension tube 12 is firstly extended into a sewage source, at the moment, the rubber piston head 10 is positioned at the bottom of the device main body 5, and almost no gap exists between the rubber piston head 10 and the device main body 5, so that when the piston rod 9 is pulled, the pressure difference between the inside and the outside of the device main body 5 is large, and sewage can easily enter the device main body 5; after sewage enters into device main part 5, in getting into graduated flask 1 from outlet pipe 3 flows out back, can know the volume of the sewage of accurately knowing the collection through scale 2 on the graduated flask 1, can also control the velocity of flow of sewage through valve 4, after collecting sufficient sewage, close valve 4, take off graduated flask 1, the collection finishes.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a sewage sampling device for environmental monitoring which characterized in that: comprises a device body (5), a piston rod (9) is arranged in the device body (5), a rubber piston head (10) is fixedly connected to the bottom of the piston rod (9), the rubber piston head (10) is arranged at the bottom of the device body (5), a water inlet pipe (11) is arranged at the bottom of the device body (5), a filtering device (13) is connected to the water inlet pipe (11) in a threaded manner, a filter screen (17) is arranged in the middle of the filtering device (13), a water outlet pipe (3) is arranged at the bottom of one side of the device body (5), the water outlet pipe (3) is a hose, a valve (4) is arranged on the water outlet pipe (3), the valve (4) is of a hollow boss structure, a through hole (16) is formed in the front side of the valve (4), a groove (15) is formed in the valve (4), and a roller (14) is movably connected to the groove (15), one end of the water outlet pipe (3) is provided with a measuring cylinder (1), and scales (2) are arranged on the measuring cylinder (1).

2. The sewage sampling device for environmental monitoring according to claim 1, wherein: the water inlet pipe (11) is connected with a telescopic pipe (12), and one end of the telescopic pipe (12) is in threaded connection with a filtering device (13).

3. The sewage sampling device for environmental monitoring according to claim 1, wherein: the bottom of the device main body (5) is provided with a baffle arm (7).

4. The sewage sampling device for environmental monitoring according to claim 1, wherein: a limiting ring (6) is arranged in the device main body (5), and the inner diameter of the limiting ring (6) is larger than the diameter of the piston rod (9).

5. The sewage sampling device for environmental monitoring according to claim 1, wherein: and a piston handle (8) is arranged on the piston rod (9).

6. The sewage sampling device for environmental monitoring according to claim 1, wherein: the bottom of the measuring cylinder (1) is provided with a base (18).