CN214750240U

CN214750240U - Anti-turbidity device of water quality detection probe

Info

Publication number: CN214750240U
Application number: CN202120685871.7U
Authority: CN
Inventors: 朱康辉; 沈杰; 陈思云
Original assignee: Hangzhou Luopanxing Technology Co ltd
Current assignee: Hangzhou Luopanxing Technology Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2021-11-16
Anticipated expiration: 2031-04-06

Abstract

A turbidity resisting device of a water quality detection probe comprises a sedimentation tank, a sealing device, an air pipe and an air pump, wherein the sedimentation tank is used for temporarily storing solution and fixing particles in the sedimentation solution, a probe at a measuring part is placed in an inner cavity of the sedimentation tank, the sedimentation tank is connected with the measuring part through the sealing device, and an air vent for air inlet and air exhaust is arranged at the upper part of the sedimentation tank; the lower part of the sedimentation tank is provided with a water through hole for water inlet and drainage; the air vent is connected with an air pump through an air pipe, and the air pump is used for blowing and exhausting air. The beneficial effects of the utility model are that: the problems of low accuracy, poor stability, high operation cost and the like of the probe in the measurement in a high-turbidity environment are effectively solved.

Description

Anti-turbidity device of water quality detection probe

Technical Field

The utility model belongs to the technical field of water quality testing, concretely relates to be applied to anti turbidity device on water quality testing probe.

Background

When the water quality testing probe detects high turbidity water quality, the accuracy and the stability of a detection value are greatly influenced by the influence of suspended particles in the water quality.

For example, the amount of suspended particles and sludge fixed in an oxidation ditch in a sewage plant is large, and the amount of suspended particles and sludge often affects the measurement value of some online detection probes. Meanwhile, due to the existence of fixed suspended particles, sludge and other interferences, the continuous and uninterrupted measurement of the online probe is very difficult, and the probe needs to be manually maintained at high frequency in the operation period of the probe, which undoubtedly increases the cost of the probe.

Disclosure of Invention

In order to overcome current probe measure inaccurate not enough under the high turbidity environment, the utility model provides a water quality testing probe's anti turbidity device through this scheme, can solve the probe and measure the time accuracy low, poor stability, operation cost scheduling problem under the high turbidity environment.

The utility model provides a technical scheme that its technical problem adopted is:

a turbidity resisting device of a water quality detection probe comprises a sedimentation tank, a sealing device, an air pipe and an air pump, wherein the sedimentation tank is used for temporarily storing solution and solid particles in the sedimentation solution, the probe at a measuring part is placed in an inner cavity of the sedimentation tank, the sedimentation tank is connected with the measuring part through the sealing device, and an air vent for air inlet and air exhaust is arranged at the upper part of the sedimentation tank; the lower part of the sedimentation tank is provided with a water through hole for water inlet and drainage; the air vent is connected with an air pump through an air pipe, and the air pump is used for blowing and exhausting air.

Further, the sedimentation tank is divided into a middle sedimentation tank or a tail sedimentation tank, namely a middle mounting type sedimentation tank or a tail mounting type sedimentation tank, which are respectively suitable for the condition of a probe with a measuring part in the middle or at two ends.

The middle sedimentation tank is suitable for a probe with a measuring part in the middle, and further the air port of the sedimentation tank faces upwards, and the water port faces downwards and is installed on the detecting part of the probe. The middle sedimentation tank is made of SUS316L to meet the requirement of corrosion resistance.

The tail settling basin is suitable for probes with measuring parts at two ends, and further the air port of the settling basin faces upwards, and the water port faces downwards and is mounted at the detecting part of the probes. The tail settling tank is made of SUS316L so as to meet the requirement of corrosion resistance.

Still further, sealing device includes holding screw and sealing washer, the sealing washer is put to the O type groove of sedimentation tank in, reaches the sealed in the sedimentation tank, and the sealing washer adopts the fluororubber material in order to reach corrosion-resistant, high temperature resistant requirement. The set screw is screwed into the fixed groove on the probe through the threaded hole on the sedimentation tank to prevent the sedimentation tank from falling off by external force, thereby achieving the effect of fixation. The set screw needs stainless steel to meet the requirement of corrosion resistance.

The air pipe is connected to an air vent of the sedimentation tank by a quick-insertion pneumatic connector, and the other end of the air pipe is directly connected with the air pump. The trachea can adopt 8 mm's PU pipe to reach explosion-proof, wear-resisting and resistant high low temperature's requirement.

The air pump adopts a small-sized inflating air pump, one end of the air pump is connected with the air pipe, and the pressure relief port at one end is normally opened. The air is pressed into the air pipe through the movement of the piston, and the air in the air pipe is discharged through the pressure relief port when the work is stopped, so that the requirements of inflation and exhaust are met.

The utility model discloses in, when putting into the aquatic with the probe, because the pressure of aquatic, water can be followed the water service mouth and got into in the sedimentation tank. After the sedimentation tank is filled with water, standing for a moment to enable solid particles, sludge and the like to be settled, starting measurement, and after the measurement is finished, blowing air through an air vent connected with an air pipe by using an air pump to reach the sedimentation tank to discharge water in the sedimentation tank to the outside. After the air pump is stopped, the air in the sedimentation tank reaches the air outlet in the air pump through the air pipe to be discharged, and the water can enter the sedimentation tank through the pressure again, so that the uninterrupted measurement can be realized in a repeated way. The sedimentation tank is isolated from the external environment, so that the solution in the sedimentation tank is not interfered by the outside and is precipitated to meet the measuring condition required by the probe.

The beneficial effects of the utility model are that: the problems of low accuracy, poor stability, high operation cost and the like of the probe in the measurement in a high-turbidity environment are effectively solved.

Drawings

Figure 1 is a cross-sectional view of a middle settling tank.

Figure 2 is a cross-sectional view of a tail settler.

Fig. 3 is an oblique view of the middle settling tank.

Fig. 4 is an oblique view of the tail settling tank.

FIG. 5 is a schematic view of an anti-turbidity device of a water quality detecting probe.

In the figure: 1. a seal ring; 2. tightening the screw; 3. a middle settling tank; 4. a tail settling tank; 5. a vent; 6. a water inlet; 7. an air tube; 8. an air pump.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1 to 5, the anti-turbidity device of the water quality detection probe comprises a sedimentation basin, a sealing ring 1, a set screw 2, an air pipe 7 and an air pump 8, wherein the sealing ring 1 is used for sealing so as to achieve better water passing and sedimentation effects; the set screw 2 is used for fixing a sedimentation tank (a middle sedimentation tank 3 or a tail sedimentation tank 4) so as to achieve the effect of fixing the sedimentation tank; the sedimentation tank (the middle sedimentation tank 3 or the tail sedimentation tank 4) is used for temporarily storing the solution and settling solid particles in the solution; the air vent 5 is used for air intake and air exhaust; the water through port 6 is used for water inlet and water drainage; the air pipe 7 is used for connecting an air pump 8 and a sedimentation tank (the middle sedimentation tank 3 or the tail sedimentation tank 4) to achieve the functions of water inlet and water discharge; the air pump 8 is used for blowing and exhausting air.

Firstly, a sealing ring 1 is placed in an O-shaped groove of a sedimentation tank (a middle sedimentation tank 3 or a tail sedimentation tank 4) to achieve sealing in the sedimentation tank (the middle sedimentation tank 3 or the tail sedimentation tank 4), and the sealing ring 1 is made of fluororubber to meet the requirements of corrosion resistance and high temperature resistance.

Further, the vent 5 of the sedimentation tank (the middle sedimentation tank 3 or the tail sedimentation tank 4) faces upwards, the water through port 6 faces downwards and is installed on the detection part of the probe, the vent 5 can be connected with the air pipe 7 by adopting a quick-insertion pneumatic connector, and the other end of the vent is connected with the air pump 8 through the air pipe 7.

Further, in screwing up holding screw 2 through the screw thread on the sedimentation tank to the fixed slot on the probe to prevent that the sedimentation tank from receiving external force and droing, thereby reach fixed effect, holding screw 2 needs the stainless steel material in order to reach corrosion-resistant requirement. The set screw and the sealing ring form a sealing device.

In this embodiment, when the probe is placed in water, water enters the sedimentation basin through the water inlet 6 due to the pressure in the water. After the sedimentation tank (the middle sedimentation tank 3 or the tail sedimentation tank 4) is filled with water, standing for a moment to enable solid particles, sludge and the like to settle, then starting measurement, and after the measurement is finished, blowing air 8 by using an air pump to reach the sedimentation tank through a vent 5 connected by an air pipe 7 to discharge the water in the sedimentation tank to the outside. After the air pump 8 is stopped, air in the sedimentation basin (the middle sedimentation basin 3 or the tail sedimentation basin 4) reaches the air outlet in the air pump 8 through the air pipe 7 and is discharged, and water can enter the sedimentation basin (the middle sedimentation basin 3 or the tail sedimentation basin 4) through pressure and is repeatedly measured continuously. The sedimentation tank (the middle sedimentation tank 3 or the tail sedimentation tank 4) is isolated from the external environment, so that the solution in the sedimentation tank is not interfered by the outside and is precipitated to meet the measuring condition required by the probe. The sedimentation tank (the middle sedimentation tank 3 or the tail sedimentation tank 4) is made of 316L materials so as to meet the requirement of corrosion resistance.

The embodiments described in this specification are merely examples of implementations of the inventive concepts, which are intended for illustrative purposes only. The scope of the present invention should not be construed as being limited to the specific forms set forth in the following description, but rather should be construed as encompassing all the equivalent technical means which may be conceived by one of ordinary skill in the art based on the teachings of the present invention.

Claims

1. The anti-turbidity device of the water quality detection probe is characterized by comprising a sedimentation tank, a sealing device, an air pipe and an air pump, wherein the sedimentation tank is used for temporarily storing solid particles in solution and precipitation solution, a probe at a measuring part is placed in an inner cavity of the sedimentation tank, the sedimentation tank is connected with the measuring part through the sealing device, and an air vent for air inlet and exhaust is arranged at the upper part of the sedimentation tank; the lower part of the sedimentation tank is provided with a water through hole for water inlet and drainage; the air vent is connected with an air pump through an air pipe, and the air pump is used for blowing and exhausting air.

2. The turbidity preventing device for a water quality detecting probe according to claim 1, wherein the sedimentation tank is divided into a middle sedimentation tank or a tail sedimentation tank.

3. The turbidity preventing means of a water quality detecting probe according to claim 2, wherein said middle sedimentation basin is adapted to the probe with the measuring portion in the middle, and the aeration port of the sedimentation basin is directed upward and the aeration port is directed downward to be mounted to the detecting portion of the probe.

4. The turbidity preventing device for a water quality detecting probe according to claim 2, wherein the rear settling tank is adapted to the probe having the measuring portion at both ends, and the aeration port of the settling tank is directed upward and the aeration port is directed downward to be mounted to the detecting portion of the probe.

5. The turbidity-resistant device for the water quality detecting probe according to any one of claims 1 to 4, wherein the sealing device comprises a set screw and a sealing ring, and the sealing ring is placed in an O-shaped groove of the sedimentation tank; the set screw is screwed into the fixed groove on the probe through a threaded hole on the sedimentation tank.

6. The turbidity resistance device of the water quality detecting probe according to any one of claims 1 to 4, wherein the air pipe is connected to the air vent of the sedimentation tank by a quick-insertion pneumatic connector, and the other end of the air pipe is directly connected to the air pump.

7. The turbidity resistance device of the water quality detecting probe according to any one of claims 1 to 4, wherein the air pump is an inflation air pump, one end of the inflation air pump is connected with an air pipe, and the other end of the inflation air pump is normally opened.