CN219169062U - Periodic automatic flushing device for tuning fork liquid level switch - Google Patents
Periodic automatic flushing device for tuning fork liquid level switch Download PDFInfo
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- CN219169062U CN219169062U CN202320159873.1U CN202320159873U CN219169062U CN 219169062 U CN219169062 U CN 219169062U CN 202320159873 U CN202320159873 U CN 202320159873U CN 219169062 U CN219169062 U CN 219169062U
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- tuning fork
- pipeline
- level switch
- liquid level
- flushing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The utility model discloses a periodic automatic flushing device for a tuning fork liquid level switch, which comprises an instrument pipeline, wherein the instrument pipeline is arranged at the position of a warning red line at the lower part of a medicament storage tank and is connected with the medicament storage tank, one end of the instrument pipeline is communicated with the medicament storage tank, and the other end of the instrument pipeline is provided with a blocking plate; a tuning fork liquid level switch is arranged on the blocking plate, and a tuning fork of the tuning fork liquid level switch stretches into the instrument pipeline; the device also comprises a flushing pipeline, a discharge pipeline and an automatic control box; the flushing pipeline and the discharge pipeline are communicated with the instrument pipeline; an automatic inlet stop valve is further arranged at one end of the instrument pipeline, which is close to the medicament storage tank; the tuning fork liquid level switch and the automatic inlet stop valve are both in communication connection with the automatic control box. Introducing cleaning liquid such as external clear water and the like into the instrument pipeline to wash the tuning fork by arranging a washing pipeline, and removing scale deposited on impurity on the surface of the tuning fork; the tuning fork can not be separated from the medicament, data can be accurately measured, false alarm conditions are reduced, and further frequent closing and checking of a machine by a manager are reduced, so that production efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of automatic control of instruments, and particularly relates to a periodic automatic flushing device for a tuning fork liquid level switch.
Background
The medicament storage tank is of a sealing structure and is used for storing medicament liquid and providing medicaments for the outside through a pipeline; along with the use of the medicament, the liquid level of the medicament liquid in the medicament storage tank gradually descends, and when the liquid level descends below a warning red line, the warning prompts staff to timely process the liquid level.
In the prior art, a tuning fork liquid level switch is arranged at the warning red line position at the bottom of a medicament storage tank, and when the medicament liquid level descends to the warning red line position, the tuning fork liquid level switch can control an alarm to give an alarm through a controller after detecting. The tuning fork liquid level switch has the working principle that: the device is internally provided with a pair of piezoelectric crystals, the tuning fork is controlled to resonate at a certain frequency, and the resonance frequency when the tuning fork is contacted with the medicament to be detected and the resonance frequency when the tuning fork is not contacted with the medicament to be detected are different, so that signals received by the controller are different, when the controller receives the signals of the former, the medicament liquid level is proved to be not lowered to the warning red line position, everything is normal, and when the controller receives the signals of the latter, the medicament liquid level is proved to be lowered to the warning red line position, and warning is prompted.
However, under the condition that the medicament storage tank runs for a long time, impurity precipitation scaling phenomenon can occur at the installation position of the tuning fork liquid level switch; these impurity deposits scale deposit very easily on tuning fork of tuning fork liquid level switch, wrap up the dirt of one deck impurity on the tuning fork promptly, and this layer dirt leads to tuning fork and medicament to be separated, and tuning fork liquid level switch can not accurate measurement data, even under the very high circumstances of medicament liquid level, can also appear reporting to the police. The tuning fork liquid level switch is easy to be measured inaccurately after long-time use, and the condition of false alarm leads to that the manager needs to frequently close the machine and look over, and management efficiency is low, and the time waste of going out of work influences production.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a periodic automatic flushing device for a tuning fork liquid level switch. According to the utility model, the cleaning liquid such as external clear water is introduced by arranging the flushing pipeline, so that the tuning fork of the tuning fork liquid level switch is flushed, and the effect of removing scale deposited on impurity on the surface of the tuning fork is achieved.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the periodic automatic flushing device for the tuning fork liquid level switch comprises an instrument pipeline connected with a warning red line position at the lower part of a medicament storage tank, wherein one end of the instrument pipeline is communicated with the medicament storage tank, and the other end of the instrument pipeline is provided with a blocking plate; a tuning fork liquid level switch is arranged on the blocking plate, and a tuning fork of the tuning fork liquid level switch stretches into the instrument pipeline; the device also comprises a flushing pipeline, a discharge pipeline and an automatic control box; the flushing pipeline and the discharge pipeline are communicated with the instrument pipeline; an automatic inlet stop valve is further arranged at one end, close to the medicament storage tank, of the instrument pipeline; and the tuning fork liquid level switch and the automatic inlet stop valve are both in communication connection with the automatic control box.
Preferably, the flushing pipeline and the discharge pipeline are both provided with electromagnetic valves, and the electromagnetic valves are in communication connection with the automatic control box.
Preferably, the position where the flushing pipeline is communicated with the instrument pipeline is located at a tuning fork of the tuning fork liquid level switch.
Preferably, the discharge conduit is disposed opposite the flushing conduit.
Preferably, the flushing line is located above the meter line and the discharge line is located below the meter line.
Compared with the prior art, the utility model has the advantages and positive effects that:
(1) Cleaning liquid such as external clear water and the like washes the tuning fork of the tuning fork liquid level switch and the inner wall of the instrument pipeline through the arrangement of a flushing pipeline, eliminates scaling caused by impurity precipitation on the surface of the tuning fork, and discharges the washed waste liquid through a discharge pipeline; the tuning fork can not be separated from the medicament, data can be accurately measured, false alarm conditions are reduced, and further frequent closing and checking of a machine by a manager are reduced, so that production efficiency is improved.
(2) The automatic inlet stop valve is closed before the scale deposit of impurity precipitation on the surface of the flushing tuning fork is washed, so that the medicament liquid in the medicament storage tank can not flow into the instrument pipeline any more, and the flushing process can be smoothly carried out.
(3) When flushing is needed, the automatic control box controls the automatic inlet stop valve to be closed, controls the electromagnetic valve to be opened, and the flushing pipeline introduces external water into the instrument pipeline to flush the tuning fork and is discharged from the discharge pipeline; the automatic control box is used for automatically controlling, so that the investment of labor cost is reduced, and the automation of equipment is improved.
(4) The flushing pipeline is positioned at the tuning fork of the tuning fork liquid level switch, and the straight tuning fork is flushed, so that the cleaning effect is good and the efficiency is high.
(5) Positioning the drain conduit on the opposite side from the flush conduit, i.e., the side remote from the tuning fork level switch; the water after washing the tuning fork can further wash the inner wall of the instrument pipeline, so that the blockage of the instrument pipeline is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
Reference numerals illustrate:
1-a medicament storage tank, 11-a warning red line;
2-instrument pipeline, 21-baffle, 22-automatic inlet stop valve;
3-tuning fork liquid level switch;
4-flushing the pipeline;
5-a discharge conduit;
6-automatic control box
7-electromagnetic valve.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
Examples
The intelligent sewage dephosphorization control system in the embodiment is described below with reference to the accompanying drawings, as shown in fig. 1, a tuning fork liquid level switch periodic automatic flushing device comprises an instrument pipeline 2 connected with a warning red line 11 at the lower part of a medicament storage tank 1, wherein one end of the instrument pipeline 2 is communicated with the medicament storage tank 1, and the other end of the instrument pipeline is provided with a blocking plate 21; a tuning fork liquid level switch 3 is arranged on the blocking plate 21, and a tuning fork of the tuning fork liquid level switch 3 stretches into the instrument pipeline 2; when the medicament liquid in the medicament storage tank 1 is above the warning red line 11, the medicament flows into the instrument pipeline 2 communicated with the medicament storage tank and contacts with a tuning fork of the tuning fork liquid level switch 3 at the other end of the instrument pipeline 2; when the reagent liquid is below the warning red line 11, the reagent does not contact the tuning fork of the tuning fork liquid level switch 3.
Also comprises a flushing pipeline 4, a discharge pipeline 5 and an automatic control box 6; the flushing pipeline 4 and the discharge pipeline 5 are communicated with the instrument pipeline 2; the cleaning liquid such as external clear water is introduced by arranging the flushing pipeline 4, the clear water enters the instrument pipeline 2, the tuning fork of the tuning fork liquid level switch 3 and the inner wall of the instrument pipeline 2 are flushed, scaling caused by impurity precipitation on the surface of the tuning fork is removed, and the flushed waste liquid is discharged through the discharge pipeline 5; the tuning fork outer surface can not be wrapped with dirt of one deck impurity, and then can not lead to tuning fork and medicament to be separated to the tuning fork just can accurately judge whether with medicament solution contact, thereby send the signal, make the data that the tuning fork measured more accurate.
The instrument pipeline 2 is also provided with an automatic inlet stop valve 22 at one end close to the medicament storage tank 1; before the scale deposit deposited on the impurity on the surface of the tuning fork is washed through the washing pipeline 4, the automatic inlet stop valve 22 is closed to separate the instrument pipeline 2 from the medicament storage tank 1, so that the medicament liquid in the medicament storage tank 1 does not flow into the instrument pipeline 2 any more; simultaneously, the discharge pipeline 5 is opened, the rest medicament solution in the instrument pipeline 2 is discharged, the flushing pipeline 4 is opened, and cleaning liquid such as external clear water is introduced to flush the tuning fork, so that the flushing process can be smoothly carried out.
The tuning fork liquid level switch 3 and the automatic inlet shutoff valve 22 are both in communication connection with the automatic control box 6; the automatic control box 6 is used for receiving signals of the fork liquid level switch 3, when the resonance frequency of the tuning fork is the frequency amplitude when the tuning fork is in contact with the medicament, the tuning fork liquid level switch 3 can transmit a signal to the automatic control box 6, and a control system in the automatic control box 6 considers that the medicament liquid level is not lowered to the warning red line position at the moment, and all the conditions are normal; when the resonance frequency of the tuning fork is the frequency amplitude when the tuning fork is not in contact with the medicament, the tuning fork liquid level switch 3 also transmits another signal to the automatic control box 6, the automatic control box 6 receives the signal, and a control system in the automatic control box 6 considers that the medicament liquid level is lowered to the warning red line position at the moment, and the medicament solution in the medicament storage tank 1 is too little and insufficient to continue to be used, so that the warning reminding is performed. The automatic control box 6 can also control the on-off of the automatic inlet shutoff valve 22.
The flushing pipeline 4 and the discharge pipeline 5 are respectively provided with an electromagnetic valve 7, and the electromagnetic valves 7 are in communication connection with the automatic control box 6. The on-off of the flushing pipeline 4 and the discharge pipeline 5 is controlled through the electromagnetic valve 7, when flushing is needed, the electromagnetic valve 7 is controlled to be opened by the automatic control box 6, external water is introduced into the instrument pipeline 2 by the flushing pipeline 4, the tuning fork is flushed, and the tuning fork is discharged from the discharge pipeline 5; the method comprises the following steps:
when the tuning fork needs to be washed, the automatic control box 6 firstly controls the automatic inlet stop valve 22 to be closed, opens the electromagnetic valve 7 on the discharge pipeline 5, and discharges the residual medicament solution in the instrument pipeline 2; after the medicament solution is discharged, an electromagnetic valve 7 on a flushing pipeline 4 is opened, cleaning liquid such as external clear water is introduced to flush the tuning fork, scaling deposited on impurity on the surface of the tuning fork is removed, and the flushed waste liquid is discharged through a discharge pipeline 5; after the flushing is finished, the electromagnetic valve 7 on the flushing pipeline 4 is closed, clean water or cleaning liquid is not fed into the instrument pipeline 2 any more, the residual clean water or cleaning liquid in the instrument pipeline 2 is discharged from the discharge pipeline 5, the electromagnetic valve 7 on the discharge pipeline 5 is closed, and the automatic inlet stop valve 22 is opened to flow the medicament solution into the instrument pipeline 2.
Meanwhile, the flushing interval time can be set through the automatic control box 6, and can be once every three days or once every five days, and the flushing time point can be set, so that the periodical flushing of the instrument pipeline 2 and the tuning fork can be realized.
The position where the flushing pipe 4 communicates with the meter pipe 2 is located at the tuning fork of the tuning fork liquid level switch 3. The flushing pipeline 4 is directly opposite to the tuning fork of the tuning fork liquid level switch 3 to flush, so that the cleaning effect of the tuning fork is ensured.
The discharge conduit 5 is arranged opposite the flushing conduit 4. I.e. the discharge conduit 5 is located on the other side of the flushing conduit 4, i.e. the side remote from the tuning fork level switch 3; after flushing the tuning fork, the inner wall of the instrument pipeline 2 can be flushed again.
The flushing pipeline 4 is positioned above the instrument pipeline 2, so that the impact of external water on the tuning fork is ensured, and the cleaning effect is improved; the discharge pipeline 5 is positioned below the instrument pipeline 2, so that waste liquid can be conveniently discharged.
In the description of the present utility model, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "vertical", "horizontal", etc. refer to the orientation or positional relationship based on that shown in the drawings, and are merely for the purpose of describing the present utility model and do not require that the present utility model must be constructed or operated in a specific orientation, and thus should not be construed as limiting the present utility model. "connected" and "connected" in the present utility model are to be understood broadly, and may be, for example, connected or detachably connected; the connection may be direct or indirect through intermediate members, and the specific meaning of the terms may be understood in detail by those skilled in the art.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification and equivalent changes to the above-mentioned embodiments according to the technical substance of the present utility model are still within the protection scope of the technical solution of the present utility model.
Claims (5)
1. The periodic automatic flushing device for the tuning fork liquid level switch comprises an instrument pipeline (2) connected with the lower part of a reagent storage tank (1) at the position of a warning red line (11), wherein one end of the instrument pipeline (2) is communicated with the reagent storage tank (1), and the other end of the instrument pipeline is provided with a blocking plate (21); a tuning fork liquid level switch (3) is arranged on the blocking plate (21), and a tuning fork of the tuning fork liquid level switch (3) stretches into the instrument pipeline (2); the automatic flushing device is characterized by further comprising a flushing pipeline (4), a discharge pipeline (5) and an automatic control box (6);
the flushing pipeline (4) and the discharge pipeline (5) are communicated with the instrument pipeline (2); an automatic inlet stop valve (22) is further arranged at one end, close to the medicament storage tank (1), of the instrument pipeline (2);
the tuning fork liquid level switch (3) and the automatic inlet stop valve (22) are both in communication connection with the automatic control box (6).
2. The periodic automatic flushing device of the tuning fork liquid level switch according to claim 1, wherein electromagnetic valves (7) are arranged on the flushing pipeline (4) and the discharging pipeline (5), and the electromagnetic valves (7) are in communication connection with an automatic control box (6).
3. A tuning fork level switch periodic automatic flushing device according to claim 2, characterized in that the position where the flushing pipe (4) communicates with the meter pipe (2) is located at the tuning fork of the tuning fork level switch (3).
4. A tuning fork level switch periodic automatic flushing device according to claim 3, characterized in that said discharge duct (5) is arranged opposite to the flushing duct (4).
5. A tuning fork level switch periodic automatic flushing device according to claim 2, characterized in that the flushing pipe (4) is located above the meter pipe (2) and the discharge pipe (5) is located below the meter pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320159873.1U CN219169062U (en) | 2023-02-01 | 2023-02-01 | Periodic automatic flushing device for tuning fork liquid level switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320159873.1U CN219169062U (en) | 2023-02-01 | 2023-02-01 | Periodic automatic flushing device for tuning fork liquid level switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219169062U true CN219169062U (en) | 2023-06-13 |
Family
ID=86669541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320159873.1U Active CN219169062U (en) | 2023-02-01 | 2023-02-01 | Periodic automatic flushing device for tuning fork liquid level switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219169062U (en) |
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2023
- 2023-02-01 CN CN202320159873.1U patent/CN219169062U/en active Active
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