CN213610023U

CN213610023U - Pretreatment device for water sample detection

Info

Publication number: CN213610023U
Application number: CN202022273467.7U
Authority: CN
Inventors: 卢莽; 郑明委; 周业进
Original assignee: Jiangsu Lingheng Environmental Technology Co ltd
Current assignee: Jiangsu Lingheng Environmental Technology Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-07-06
Anticipated expiration: 2030-10-14

Abstract

The utility model discloses a preprocessing device for water sample detection, including the base, threaded connection has the rose box on the base, and the bottom lateral wall of rose box is equipped with first water inlet, and first water inlet department is equipped with first filter screen, and rose box inner wall level is equipped with the boss, is equipped with the second filter screen on the boss, and rose box inner wall top threaded connection has the water sample collection bucket, is equipped with the piston in the water sample collection bucket, and the piston top is equipped with the screw rod, screw rod and water sample collection bucket top threaded connection, and water sample collection bucket bottom is equipped with the second water inlet; the device simple structure, install and remove the clearance convenient, can effectively get rid of impurity such as solid particle, pasture and water in the water sample during the water sampling, prevent that solid particle etc. from damaging quality of water on-line analyzer, the device can also effectually prevent that the filter screen from blockking up and interrupting the sampling problem of water sample simultaneously, in time dredge the filter screen.

Description

Pretreatment device for water sample detection

Technical Field

The utility model belongs to the technical field of water sample check out test set, in particular to preprocessing device is used in water sample detection.

Background

Water is a source of life, people can not boil water in life and production activities, and the quality of water is closely related to the health of people. With the development of social economy, scientific progress and improvement of the living standard of people, the requirements of people on water quality are continuously improved, the daily detection of the water quality is stricter, however, due to the development of modern industry, a large amount of water sources are polluted to different degrees, which provides great challenges for the detection of the water quality.

At present, if a water sample is directly put into a water quality online analyzer for analysis and detection during water sample detection, the water sample often contains some substances such as sand, particulate matters and the like, and if the solid particulate matters enter the water quality online analyzer, the analyzer can be damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a preprocessing device is used in water sample detection solves and often can contain some materials such as sand, particulate matter etc. and get into quality of water on-line analysis appearance in the current water sample, will cause the problem of the damage of analysis appearance.

The utility model adopts the following technical scheme:

a pretreatment device for water sample detection comprises a base, wherein a filter box is in threaded connection with the base, a first water inlet is formed in the side wall of the bottom of the filter box, a first filter screen is arranged at the first water inlet, a boss is horizontally arranged on the inner wall of the filter box, a second filter screen is arranged on the boss, a water sample collecting barrel is in threaded connection with the top of the inner wall of the filter box, the bottom of the water sample collecting barrel is abutted against the second filter screen, a piston is arranged in the water sample collecting barrel, a screw rod is arranged at the top of the piston and is in threaded connection with the top of the water sample collecting barrel, a second water inlet is arranged at the bottom of the water sample collecting barrel, a water outlet is formed in the side wall of the water sample collecting barrel, a connecting rod is arranged between the water outlet and the second water inlet, a first water sealing plate and a second water sealing plate are respectively arranged at two ends of, the second water sealing plate is matched with the water outlet, a pressing plate is arranged at one end, located at the water outlet, of the connecting rod, and a spring is arranged between the pressing plate and the outer wall of the water outlet.

Furthermore, a sealing ring is arranged at the joint of the base and the filter box.

Furthermore, a water valve is arranged at the first water inlet.

Furthermore, the water sample collection bucket lateral wall is equipped with the observation window, conveniently observes the water sample condition of water sample collection bucket.

Furthermore, scale marks are arranged on the observation window, so that the water intake amount is accurately represented.

The utility model has the advantages that: the device simple structure, install and remove the clearance convenient, can effectively get rid of impurity such as solid particle, pasture and water in the water sample during the water sampling, prevent that solid particle etc. from damaging quality of water on-line analyzer, the device can also effectually prevent that the filter screen from blockking up and interrupting the sampling problem of water sample simultaneously, in time dredge the filter screen.

Drawings

Fig. 1 is a front sectional view of the present invention.

In the figure, 1-a base, 2-a filter box, 3-a first water inlet, a 4-a water valve, 5-a first filter screen, 6-a boss, 7-a second filter screen, 8-a water sample collection barrel, 9-a piston, 10-a screw, 11-a second water inlet, 12-a water outlet, 13-a connecting rod, 14-a first water sealing plate, 15-a second water sealing plate, 16-a pressing plate and 17-a spring.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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 efforts shall belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example (b): as shown in figure 1, a pretreatment device for water sample detection comprises a base 1, a filter box 2 is connected to the base 1 through a thread, a sealing ring is arranged at the joint of the base 1 and the filter box 2, a first water inlet 3 is arranged on the side wall of the bottom of the filter box 2, a water valve 4 is arranged on the outer side of the first water inlet 3, a first filter screen 5 is arranged on the inner side of the first water inlet 3, a boss 6 is horizontally arranged on the inner wall of the filter box 2, a second filter screen 7 is arranged on the boss 6, a water sample collection barrel 8 is connected to the top of the inner wall of the filter box 2 through a thread, the bottom of the water sample collection barrel 8 is abutted against the second filter screen 7, a piston 9 is arranged in the water sample collection barrel 8, a screw 10 is arranged on the top of the piston 9, the screw 10 is connected with the top of the water sample collection barrel 8 through a thread, a first water sealing plate 14 and a second water sealing plate 15 are respectively arranged at two ends of the connecting rod 13, the first water sealing plate 14 is matched with the second water inlet 11, the second water sealing plate 15 is matched with the water outlet 12, a pressing plate 16 is arranged at one end of the connecting rod 13, which is located at the water outlet 12, and a spring 17 is arranged between the pressing plate 16 and the outer wall of the water outlet 12.

Further optimization, 8 lateral walls of water sample collection bucket are equipped with the observation window, conveniently observe the water sample condition of water sample collection bucket 8, are equipped with the scale mark on the observation window, accurate demonstration water intaking amount.

The use principle is as follows: opening a water valve, putting the first water inlet into water to be sampled, rotating the screw rod upwards to drive the piston to move upwards, so that the water enters the water sample collecting barrel through the second water inlet after solid particles are removed by the first filter screen and the second filter screen, then taking out the device, closing the water valve, pressing the pressing plate, and closing the second water inlet, so that the water sample to be tested flows into the container from the water outlet; wherein when the water sample is got, the filter screen is blockked up, and when the water sample can not get into water sample collection bucket, the screw rod is rotated downwards, discharges water or air by first water inlet, can effectual mediation filter screen.

It is obvious that the above described embodiments are only some examples of the present invention, and 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 all belong to the protection scope of the present invention.

Claims

1. The utility model provides a preprocessing device is used in water sample detection which characterized in that: the water sample collecting device comprises a base, wherein a filter box is connected to the base in a threaded manner, a first water inlet is formed in the side wall of the bottom of the filter box, a first filter screen is arranged at the position of the first water inlet, a boss is horizontally arranged on the inner wall of the filter box, a second filter screen is arranged on the boss, a water sample collecting barrel is connected to the top of the inner wall of the filter box in a threaded manner, a piston is arranged in the water sample collecting barrel, a screw is arranged at the top of the piston and is in threaded connection with the top of the water sample collecting barrel, a second water inlet is formed in the bottom of the water sample collecting barrel, a water outlet is formed in the side wall of the water sample collecting barrel, a connecting rod is arranged between the water outlet and the second water inlet, a first water sealing plate and a second water sealing plate are respectively arranged at the two ends of the connecting rod, the first water sealing plate is matched with, a spring is arranged between the pressing plate and the outer wall of the water outlet.

2. The pretreatment device for water sample detection according to claim 1, wherein: and a sealing ring is arranged at the joint of the base and the filter box.

3. The pretreatment device for water sample detection according to claim 1, wherein: a water valve is arranged at the first water inlet.

4. The pretreatment device for water sample detection according to claim 1, wherein: the lateral wall of the water sample collection barrel is provided with an observation window.

5. The pretreatment device for water sample detection according to claim 4, wherein: and scale marks are arranged on the observation window.