CN211877493U

CN211877493U - Sewage sampler

Info

Publication number: CN211877493U
Application number: CN202020491855.XU
Authority: CN
Inventors: 王奇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2020-11-06
Anticipated expiration: 2030-04-07

Abstract

The utility model discloses a sewage sampler, including the sample thief, the inner chamber left side of sample thief is provided with the pressure boost chamber, the top left side in pressure boost chamber is provided with discharge valve, the inner chamber right side of sample thief is provided with the barrel chamber, the inner chamber from the top down in barrel chamber is provided with several array baffles, the several sampling chamber is separated into with the barrel chamber to the baffle, the inner chamber sliding connection in sampling chamber has circular piston, the right side wall in sampling chamber is provided with the sample connection, the sample connection is linked together with the sampling chamber, the junction in sampling chamber and pressure boost chamber is provided with leads the pressure mouth, the top in barrel chamber is provided with gaseous booster pump, the left side bottom of gaseous booster pump is connected with the pipe, the inner chamber in pressure boost chamber is stretched into to the pipe, the utility model relates to a rational in infrastructure, can realize carrying.

Description

Sewage sampler

Technical Field

The utility model relates to a sewage detection technology field specifically is a sewage sampler.

Background

Sampling water pollution, also called water pollution sampling, refers to a process of extracting a water sample from polluted water according to a specified method and a certain proportion, and relevant water quality parameters such as the degree of water pollution, the type and the content of pollutants and the like are determined by detecting and analyzing the extracted water sample so as to guide production activities and take relevant measures to achieve the purpose of reducing water pollution.

Current patent number is CN 207268685U discloses a sewage sample thief for environmental monitoring, the electric iron comprises a handle, the top central authorities position of handle is provided with controlling means, controlling means's top is inlayed and is had the display screen, the bottom central authorities position of handle is provided with the regulation pole, through adjusting pole and adjusting sleeve's cooperation for the degree of depth of sewage collection point can be adjusted, satisfies the user demand, and can detect the liquid level height of the sewage of gathering through liquid level detection device, but, the applicant thinks the sample thief in the above-mentioned application can not carry out the sampling of layering to the sewage of the different degree of depth, and the accuracy of sampling is not enough, is unsuitable to carry out comprehensive accurate analysis to sewage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sewage sample thief to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sewage sampler, includes the sample thief, the inner chamber left side of sample thief is provided with the pressure boost chamber, the top left side in pressure boost chamber is provided with discharge valve, the inner chamber right side of sample thief is provided with the tube cavity, the inner chamber from the top down in tube cavity is provided with several array baffles, the baffle is separated into several sampling chamber with the tube cavity, the inner chamber sliding connection in sampling chamber has circular piston, the right side wall in sampling chamber is provided with the sample connection, and the sample connection is linked together with the sampling chamber, the junction in sampling chamber and pressure boost chamber is provided with leads the pressure mouth, the top in tube cavity is provided with gaseous booster pump, the left side bottom of gaseous booster pump is connected with the pipe, and the pipe stretches into the inner chamber in pressure boost.

Preferably, a handle is arranged on the cylinder cavity on the right side of the gas booster pump, so that the sampler can be conveniently held and fixed.

Preferably, the top of the barrel cavity is made of toughened glass, so that the sampling condition in the sampling cavity can be observed conveniently.

Preferably, the left side wall center department of circular piston is provided with and leads pressure port matched with shutoff piece, the right side wall bottom of circular piston is provided with the lug with sampling port matched with, can improve the leakproofness of sample thief like this to improve the accuracy of sampling.

Preferably, the top of the outer wall of the circular piston is fixedly connected with the sliding block at the bottom, and the sampling cavity and the baffle are respectively provided with a sliding groove matched with the sliding block, so that the circular piston can slide conveniently, and the circular piston can be guided in a limiting manner.

Preferably, the outer wall of the circular piston is provided with a metal sealing ring, so that the sealing performance of the sampling cavity can be improved, and the possibility of sewage flowing into the pressurizing cavity is reduced.

Preferably, the diameter of the sampling port is gradually reduced from top to bottom, so that the volume of the sewage collected in the sampling cavity is ensured to be the same.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a sewage sampler passes through discharge valve, gaseous booster pump, the pressure boost chamber, a pressure system is constituteed with circular piston to the sampling chamber, utilize the change of pressure in sampling chamber and the pressure boost chamber, control circular piston's moving direction, vertical distribution's sampling chamber samples the sewage of the different degree of depth to the realization carries out the layering sampling to the sewage of the different degree of depth, the accuracy of sewage sampling has been improved, the diameter from the top down of sample connection steadilys decrease in proper order, can guarantee like this that the sewage volume of gathering in the sampling chamber is the same.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view of the round piston of the present invention;

in the figure, 1-sampler; 2-a pressurizing cavity; 3-a barrel cavity; 4-gas booster pump; 5-a catheter; 6-exhaust valve; 7-a baffle plate; 8-a sampling cavity; 9-a circular piston; 10-pressure guide port; 11-a sampling port; 12-a handle; 13-blocking block; 14-a bump; 15-a slide block; 16-metal seal ring.

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. 1-2, an embodiment of the present invention is provided.

Example one

A sewage sampler comprises a sampler 1, a pressurizing cavity 2 is arranged on the left side of an inner cavity of the sampler 1, an exhaust valve 6 is arranged on the left side of the top of the pressurizing cavity 2, a barrel cavity 3 is arranged on the right side of the inner cavity of the sampler 1, the top of the barrel cavity 3 is made of toughened glass, so that the sampling condition in the sampling cavity 8 can be observed conveniently, a plurality of groups of baffles 7 are arranged on the inner cavity of the barrel cavity 3 from top to bottom, the barrel cavity 3 is divided into a plurality of sampling cavities 8 by the baffles 7, the inner cavity of the sampling cavity 8 is slidably connected with a circular piston 9, the right side wall of the sampling cavity 8 is provided with a sampling port 11, the diameters of the sampling port 11 are gradually decreased from top to bottom, so that the volumes of sewage collected in the sampling cavity 8 are the same, the sampling port 11 is communicated with the sampling cavity 8, a pressure guide port 10 is arranged at the joint of the sampling cavity 8 and the pressurizing cavity 2, and the conduit 5 extends into the interior of the pumping chamber 2.

Example two

The second embodiment is different from the first embodiment in that a handle 12 is provided on the cylinder chamber 3 on the right side of the gas booster pump 4, which facilitates the hand-held fixing of the sampler 1.

EXAMPLE III

The difference between the third embodiment and the second embodiment and the first embodiment is that a blocking block 13 matched with the pressure guide port 10 is arranged at the center of the left side wall of the circular piston 9, a protruding block 14 matched with the sampling port 11 is arranged at the bottom of the right side wall of the circular piston 9, so that the sealing performance of the sampler 1 can be improved, and the sampling accuracy is improved, a metal sealing ring 16 is arranged on the outer wall of the circular piston 9, so that the sealing performance of the sampling cavity 8 can be improved, so that the possibility of sewage flowing into the pressure boosting cavity 2 is reduced, sliding blocks 15 are fixedly connected to the top and the bottom of the outer wall of the circular piston 9, sliding grooves matched with the sliding blocks 15 are arranged on the sampling cavity 8 and the baffle 7, so that the sliding of the circular piston 9 can be facilitated, and the effect of limiting and guiding can be achieved on the circular piston 9.

The working principle is as follows: before use, a gas booster pump 4 is started, the boosted gas is conveyed into a boosting cavity 2 through a conduit 5, under the action of pressure, the boosted gas enters a sampling cavity 8 through a pressure guide opening 10, a round piston 9 in the sampling cavity 8 moves along a baffle 7 under the pushing of the boosted gas, a slide block 15 on the round piston 9 is matched with slide grooves on the sampling cavity 8 and the baffle 7, the round piston 9 can be conveniently guided and limited while sliding, a blocking block 13 is separated from the pressure guide opening 10, the sliding condition of the round piston 9 is observed through toughened glass at the top of a barrel cavity 3 until a lug 14 blocks a sampling opening 11, at the moment, the gas booster pump 4 stops working, a sampler 1 is placed into a sewage treatment tank by holding a handle 12, after the sampler is placed into a set position, an exhaust valve 6 is opened, the boosting cavity 2 is decompressed, and the sampling cavity 8 is communicated with the boosting cavity 2, pressure in the sampling chamber 8 also can be along with descending, circular piston 9 removes along baffle 7 looks left side this moment, lug 14 breaks away from with sampling port 11, utilize pressure differential to pass through the sewage in the sampler 1 outside the sampling port 11 leading-in to sampling chamber 8 in, the diameter from the top down of sampling port 11 is degressive in proper order, the sewage volume that can guarantee to gather in the sampling chamber 8 like this is the same, until blocking piece 13 will lead pressure port 10 shutoff, close discharge valve 6, take out sampler 1 from the sewage pond, the sampling is accomplished, thereby realize carrying out the layering sampling to the sewage of the different degree of depth, the accuracy of sewage sampling has been improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. A sewage sampler comprises a sampler (1) and is characterized in that: the device is characterized in that a pressurizing cavity (2) is arranged on the left side of an inner cavity of the sampler (1), an exhaust valve (6) is arranged on the left side of the top of the pressurizing cavity (2), a barrel cavity (3) is arranged on the right side of the inner cavity of the sampler (1), a plurality of groups of baffles (7) are arranged in the inner cavity of the barrel cavity (3) from top to bottom, the baffles (7) separate the barrel cavity (3) into a plurality of sampling cavities (8), a circular piston (9) is slidably connected with the inner cavity of each sampling cavity (8), a sampling port (11) is arranged on the right side wall of each sampling cavity (8), the sampling port (11) is communicated with each sampling cavity (8), a pressure guide port (10) is arranged at the joint of each sampling cavity (8) and the pressurizing cavity (2), a gas pressurizing pump (4) is arranged on the top of the barrel cavity (3), and a guide pipe, and the guide pipe (5) extends into the inner cavity of the pressurizing cavity (2).

2. The effluent sampler as claimed in claim 1, wherein: a handle (12) is arranged on the cylinder cavity (3) at the right side of the gas booster pump (4).

3. The effluent sampler as claimed in claim 1, wherein: the top of the cylinder cavity (3) is made of toughened glass.

4. The effluent sampler as claimed in claim 1, wherein: the left side wall center department of circular piston (9) is provided with and leads pressure port (10) matched with shutoff piece (13), the right side wall bottom of circular piston (9) is provided with and samples mouthful (11) matched with lug (14).

5. The effluent sampler as claimed in claim 4, wherein: the top and the bottom of the outer wall of the circular piston (9) are fixedly connected with sliding blocks (15), and sliding grooves matched with the sliding blocks (15) are formed in the sampling cavity (8) and the baffle (7).

6. The effluent sampler as claimed in claim 5, wherein: and a metal sealing ring (16) is arranged on the outer wall of the circular piston (9).

7. The effluent sampler as claimed in claim 1, wherein: the diameter of the sampling port (11) is gradually reduced from top to bottom.