CN210426678U - Three-way metering device for liquid level metering - Google Patents

Abstract

The utility model discloses a tee bend counter that liquid level measurement was used, it includes the solenoid valve, goes up the tee bend, down the tee bend, quartz capsule, detecting element and seal part, solenoid valve and last tee bend fixed connection, and two passageways in going up the tee bend pass through solenoid valve control and realize the intercommunication, and the both ends of quartz capsule are connected tee bend passageway and tee bend passageway down respectively, and the junction passes through seal part and seals, goes up the tee bend and passes through mounting fixed connection with tee bend down, and detecting element fixes under on the tee bend. The three-way meter has the advantages of high accuracy, strong sensitivity, simple operation and high reliability.

Description

Three-way metering device for liquid level metering

Technical Field

The utility model belongs to water quality analysis field and liquid way measurement analysis field, concretely relates to tee bend counter that liquid level measurement was used.

Background

The requirements of the existing market on water quality online detection equipment are that the detection data precision is high and the data stability is good; and a good liquid level metering unit is needed to ensure high precision and good stability of the detected data.

At present, the quality of water on-line monitoring product on the market is many, and the liquid level measurement mode of adoption mainly has 2, with the utility model discloses the most similar realization scheme has following two kinds:

the first scheme is as follows: the liquid level is quantified by adopting a photoelectric switch device, and the photoelectric switch is placed on a pipeline for feeding liquid into the equipment. The photosensitive gap of the photoelectric switch is narrow, misjudgment can be performed on bubbles and small liquid beads remained on the pipe wall, meanwhile, the plastic pipeline is easily polluted by reagent to change color, and meanwhile, the whole liquid level measurement is subjected to certain liquid overshoot.

Scheme II: the liquid level is judged by the strength of a receiving end signal when the glass tube passes through liquid. The problems of bubbles and small liquid beads of a thick glass tube are solved, but the use amount of reagents and water of equipment is greatly increased, so that secondary pollutants are generated.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tee bend counter that liquid level measurement was used, liquid level ration is accurate and stable, and the trouble is few to prior art not enough. The specific technical scheme is as follows:

the utility model provides a tee bend counter that liquid level measurement was used, its characterized in that, it includes the solenoid valve, goes up tee bend, quartz capsule, detection part and seal part down, solenoid valve and last tee bend fixed connection, just two passageways in last tee bend pass through solenoid valve control realize the intercommunication, quartz capsule's both ends connect respectively last tee bend the passageway with lower tee bend's passageway, and the junction pass through seal part seal, last tee bend and tee bend pass through mounting fixed connection down, detection part fix the quartz capsule on.

Furthermore, the upper tee joint, the lower tee joint and the sealing part are all made of materials with corrosion resistance, acid resistance, alkali resistance and various chemical reagents.

Furthermore, two channels in the upper tee joint are communicated by controlling the opening and closing of the diaphragm through the electromagnetic valve.

Further, the sealing component is an O-shaped ring.

Furthermore, the detector of the detection part is sleeved at the upper end of the quartz tube.

The utility model has the advantages as follows:

(1) the three-way meter of the utility model adopts the detection mode of matching the detector and the quartz tube, thus improving the detection sensitivity and reducing the pollution of the reagent;

(2) the utility model discloses a tee bend counter has the dual function of liquid level measurement and pressure release.

(3) The utility model discloses overall structure integrated level is high, and is small.

Drawings

FIG. 1 is an overall structure diagram of a three-way meter for liquid level measurement according to the present invention;

FIG. 2 is a sectional view of the three-way meter for measuring liquid level according to the present invention;

FIG. 3 is a schematic diagram of a liquid inlet mode of a liquid path of a three-way meter for liquid level measurement according to the present invention;

FIG. 4 is a schematic view of a pressure relief flow path of a three-way meter for liquid level measurement according to the present invention;

in the figure, 1-an electromagnetic valve, 2-an upper tee joint, 3-a lower tee joint, 4-a quartz tube, 5-a detection part, 6-an O-shaped ring, 21-an upper tee joint I, 22-an upper tee joint II, 23-an upper tee joint groove, 24-an upper tee joint fixing screw, 31-a lower tee joint groove and 51-a detector.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and preferred embodiments, and the objects and effects of the present invention will become more apparent, and the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-2, the utility model discloses a tee bend counter that liquid level measurement used includes solenoid valve 1, goes up tee bend 2, tee bend 3, quartz capsule 4, detecting element 5 and O type circle 6 down, solenoid valve 1 and last tee bend 2 fixed connection, just go up two passageways in tee bend 2 and pass through solenoid valve 1 control realize the intercommunication, quartz capsule 4's both ends connect respectively last tee bend 2 the passageway with tee bend 3's passageway down, and the junction passes through O type circle 6 sealed, last tee bend 2 and tee bend 3 down pass through mounting fixed connection, detecting element 5 fix under on the tee bend, detecting element 5 is fixed under on tee bend 3.

During assembly, the O-shaped ring 6 is firstly placed into the lower tee groove 31 and the upper tee groove 23, then the quartz tube 4 is placed into the lower tee groove 31, the vertical quartz tube 4 is ensured to be just arranged into the upper tee groove 23, the upper tee 2 and the lower tee 3 are tightly pressed, and the upper tee fixing screw 24 is locked; finally, the detection component 5 is installed and fixed on the inner side of the lower tee 3.

The utility model discloses a liquid way measurement mode of tee bend counter is shown in fig. 3, tee bend 3 is connected to down on the ration pipe, open solenoid valve 1, open the diaphragm, make last tee bend interface 21 and last tee bend interface two 22 intercommunication in last tee bend 2, liquid gets into the tee bend counter through the inlet of tee bend 3's one end down, from an export of last tee bend 2 behind quartz capsule 4 flows out, closed solenoid valve 1 or time to have closed solenoid valve 1 after being sensed by detection part 1 through quartz capsule 4, pin the ration pipe to the liquid between tee bend 3's the interface down, reach the accuracy and the stability of liquid measurement.

The utility model discloses a tee bend counter also can be used to the pressure release, and the pressure release mode is shown as figure 4, and when it was installed in equipment, when the fluid pressure in the equipment was too high, can go up the tee bend diaphragm through the back-off for go up tee bend 2, quartz capsule 4 and tee bend 3 down and form a route and carry out the pressure release, thereby guarantee the security of equipment.

Since the lower end of the quartz tube contains a residual liquid, the detector 51 of the detecting unit 5 is fitted over the upper end of the quartz tube 4.

In order to make the meter longer in service life and corrosion resistant, the upper tee 2, the lower tee 3 and the sealing part 6 are all made of materials resistant to corrosion, acid, alkali and various chemical reagents.

The utility model takes the sensitivity of the quartz tube, the signal of the detection part and the electromagnetic valve as the core, and realizes the accurate and sensitive liquid level detection; the upper three-way valve and the lower three-way connector are linked through the O-shaped sealing ring quartz tube, the difficulty of pipeline connection is reduced, and the operation is simple and the reliability is high.

It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention and is not intended to limit the invention, and although the present invention has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof. All modifications and equivalents made within the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims (5)

1. The utility model provides a tee bend counter that liquid level measurement was used, its characterized in that, it includes solenoid valve (1), goes up tee bend (2), tee bend (3) down, quartz capsule (4), detection part (5) and seal part (6), solenoid valve (1) and last tee bend (2) fixed connection, just two passageways in last tee bend (2) pass through solenoid valve (1) control realize the intercommunication, the both ends of quartz capsule (4) connect respectively the passageway of last tee bend (2) with the passageway of tee bend (3) down, and the junction passes through seal part (6) seal, last tee bend (2) and tee bend (3) down pass through mounting fixed connection, detection part (5) fix quartz capsule (4) on.

2. The three-way meter for measuring the liquid level according to claim 1, wherein the upper three-way (2), the lower three-way (3) and the sealing member (6) are made of materials resistant to corrosion, acid, alkali and various chemical reagents.

3. The three-way meter for measuring the liquid level according to claim 1, wherein two channels in the upper three-way pipe (2) are communicated by controlling the opening and closing of a diaphragm through the electromagnetic valve (1).

4. The three-way meter for measuring the level according to claim 1, wherein the sealing member (6) is an O-ring.

5. The three-way gauge for measuring liquid level according to claim 1, wherein the detector (51) of the detecting member (5) is sleeved on the upper end of the quartz tube (4).

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