CN216170028U

CN216170028U - Automatic become empty liquid level detection mechanism of tower liquid for load control system

Info

Publication number: CN216170028U
Application number: CN202121799714.5U
Authority: CN
Inventors: 李宗青; 朱明吉; 王伟; 林港
Original assignee: Rizhao Yingde Industrial Gases Co ltd
Current assignee: Rizhao Yingde Industrial Gases Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-04-05
Anticipated expiration: 2031-08-04

Abstract

The utility model discloses a lower tower liquid-air liquid level detection mechanism for an automatic variable load control system, which comprises an air inlet case and a rectifying tower, wherein a compressor is installed at the top end inside the air inlet case, a freezing dryer is installed at the bottom end inside the air inlet case, a gas-water separator is installed at the output end of the freezing dryer, a filler pipe is installed inside the rectifying tower, a temperature sensor A is installed at the position below the filler pipe inside the rectifying tower, a rectifying tower support is installed at the bottom end of the rectifying tower, and a liquid outlet pipe is installed at the middle position of the bottom end of the rectifying tower. The utility model is convenient to detect the air processing volume and the liquid level of liquid and air, thereby assisting the air separation equipment to adjust the operation load and reducing the energy consumption.

Description

Automatic become empty liquid level detection mechanism of tower liquid for load control system

Technical Field

The utility model relates to the technical field of gas processing equipment, in particular to a lower tower liquid-air liquid level detection mechanism for an automatic variable load control system.

Background

The air separation equipment is equipment which takes air as a raw material, turns the air into liquid by a compression cycle deep freezing method, and gradually separates and produces inert gases such as oxygen, nitrogen, argon and the like from the liquid air by rectification.

The existing air separation equipment has high power consumption, is not easy to adjust the equipment load according to the forgiveness of processing gas, causes a great deal of waste in resources, has high production cost, cannot detect the liquid level height, and cannot maintain normal production when the liquid level is too high or too low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lower tower liquid-air level detection mechanism for an automatic variable load control system, which has the advantage of being convenient for detecting the operation load of gas processing forgiveness adjusting equipment and solves the problems of high production cost and high electric quantity consumption of an air separation equipment.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an automatic become empty liquid level detection mechanism of lower tower liquid for load control system, is including quick-witted case and the rectifying column of admitting air, the compressor is installed on quick-witted incasement portion top of admitting air, the freeze dryer is installed to quick-witted incasement portion bottom position department of admitting air, the deareator is installed to the freeze dryer output, rectifying column internally mounted has the filled tube, the inside position department that lies in below the filled tube of rectifying column installs temperature-sensing ware A, the rectifying column support is installed to the rectifying column bottom, the drain pipe is installed to rectifying column bottom intermediate position department.

Preferably, the air inlet pipe is installed at the input end of the compressor, the filter element barrel is installed at the tail end of the air inlet pipe, the electromagnetic valve is installed at the middle position of the air inlet pipe, and the gas flowmeter is installed at the position, close to the top end, of the air inlet pipe.

Preferably, an oil-gas separator is installed on one side inside the air inlet case, the input end of the oil-gas separator is connected to the compressor through a gas pipe, and the output end of the oil-gas separator is connected to the freeze dryer.

Preferably, a precision filter is installed on one side, deviating from the oil-gas separator, of the air inlet case, the input end of the precision filter is connected to the gas-water separator, and the output end of the precision filter is connected to the rectifying tower.

Preferably, the connecting pipe is installed to one side that the rectifying column is close to the bottom, temperature-sensing ware B is installed on the connecting pipe top, the test tube is installed to the connecting pipe end, surface mounting has the observation window before the test tube, liquid level detector is installed to inside one side of test tube.

Preferably, the inside top position department that is close to of rectifying column installs and sprays board A, the inside position department that is located below spraying board A of rectifying column installs and sprays board B, rectifying column surface mounting has the inlet tube outward, and the inlet tube output end is connected in spraying board A and spraying board B.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model achieves the effect of conveniently measuring the amount of the processed gas by arranging the filter element barrel, the electromagnetic valve and the gas flowmeter, preliminarily filters the air by the filter element barrel, measures the passing gas amount by the gas flowmeter, and controls the gas inlet speed by the electromagnetic valve.

2. According to the utility model, the effect of conveniently detecting the liquid level height and the liquid temperature is achieved by arranging the detection tube, the liquid level inside the rectifying tower is detected by the liquid level detector inside the detection tube, the liquid level height can be visually seen through the observation window, the middle temperature is sensed by the temperature sensor A, and the liquid temperature is sensed by the temperature sensor B.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic front view of the gas inlet box of the present invention;

FIG. 3 is a schematic top view of a spray plate A and a spray plate B according to the present invention;

fig. 4 is an enlarged view of a in fig. 1 according to the present invention.

In the figure: 1. an air inlet cabinet; 2. a gas delivery pipe; 3. a compressor; 4. a filter element barrel; 5. an air inlet pipe; 6. an electromagnetic valve; 7. a gas flow meter; 8. a spray plate A; 9. a rectifying tower; 10. a filler tube; 11. a temperature sensor A; 12. a rectifying tower support; 13. a liquid outlet pipe; 14. an oil-gas separator; 15. a freeze dryer; 16. a precision filter; 17. a gas-water separator; 18. a spray plate B; 19. a water inlet pipe; 20. an observation window; 21. a liquid level detector; 22. a detection tube; 23. a connecting pipe; 24. and a temperature sensor B.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 2, the present invention provides a technical solution of a lower tower liquid level detection mechanism for an automatic variable load control system: a lower tower liquid-air liquid level detection mechanism for an automatic variable load control system comprises an air inlet case 1 and a rectifying tower 9, wherein a compressor 3 is installed at the top end inside the air inlet case 1, an air inlet pipe 5 is installed at the input end of the compressor 3, a filter element barrel 4 is installed at the tail end of the air inlet pipe 5, air entering the compressor 3 is filtered through the filter element barrel 4, an electromagnetic valve 6 is installed at the middle position of the air inlet pipe 5 to control air inflow and air inflow speed, a gas flowmeter 7 is installed at the position, close to the top end, of the air inlet pipe 5 to measure the flow rate of processing air, a freezing type dryer 15 is installed at the bottom end inside the air inlet case 1, an air-water separator 17 is installed at the output end of the freezing type dryer 15 to enable gaseous water in compressed air to be changed into liquid water, the liquid water is separated through the air-water separator 17, an oil-gas separator 14 is installed at one side inside the air inlet case 1, the oil-water blocking device comprises a compressor 3, an oil-gas separator 14 input end, a freezing dryer 15, a precision filter 16, a temperature sensor A11, a rectifying tower support 12 and a liquid outlet pipe 13, wherein the oil-water blocking device is used for blocking oil and water in compressed gas, the oil-gas separator 14 input end is connected to the compressor 3 through a gas pipe 2, the oil-gas separator 14 output end is connected to the freezing dryer 15, the inside one side, deviating from the oil-gas separator 14, of a gas inlet case 1 is provided with the precision filter 16, the compressed gas is subjected to precision filtering, dust particle separation is carried out, the input end of the precision filter 16 is connected to the gas-water separator 17, the output end of the precision filter 16 is connected to a rectifying tower 9, the rectifying tower 9 is internally provided with a packing pipe 10, the rectifying tower 9 is internally provided with the packing pipe 10, the lower position of the rectifying tower 9 is provided with the temperature sensor A11, the bottom end of the rectifying tower is provided with the rectifying tower support 12, and the liquid outlet pipe 13 is arranged at the middle position of the bottom end of the rectifying tower 9.

Referring to fig. 1, fig. 3 and fig. 4, the present invention provides a technical solution of a lower tower liquid level detection mechanism for an automatic variable load control system: a lower tower liquid-air liquid level detection mechanism for an automatic variable load control system comprises an air inlet case 1 and a rectifying tower 9, wherein a compressor 3 is installed at the top end inside the air inlet case 1, a freezing dryer 15 is installed at the bottom end inside the air inlet case 1, a gas-water separator 17 is installed at the output end of the freezing dryer 15, a packing tube 10 is installed inside the rectifying tower 9, a temperature sensor A11 is installed at the position below the packing tube 10 inside the rectifying tower 9, a connecting tube 23 is installed at one side, close to the bottom end, of the rectifying tower 9, a temperature sensor B24 is installed at the top end of the connecting tube 23 to detect the liquid temperature, a detection tube 22 is installed at the tail end of the connecting tube 23, an observation window 20 is installed on the front surface of the detection tube 22 to directly observe the liquid level height, a liquid level detector 21 is installed at one side, inside the detection tube 22, to detect the liquid level height and convert the liquid level height into electronic data, a spray plate A8 is installed at the position, close to the top end, inside the rectifying tower 9, rectifying column 9 is inside to be located to spray board A8 below position department and to install and spray board B18, and it is annular to spray board B18 to improve and spray the effect, makes and spray more comprehensively, prevents to spray the dead angle, and rectifying column 9 surface mounting has inlet tube 19, and the 19 outputs of inlet tube are connected in spraying board A8 and spraying board B18, and rectifying column support 12 is installed to rectifying column 9 bottom, and outlet pipe 13 is installed to rectifying column 9 bottom intermediate position department.

The flow of the processing gas is measured through a gas flowmeter 7, data are transmitted to a computer, a computer control module adjusts the operation load of the air separation equipment according to the gas flow data, then calculation is carried out according to the current operation load of the air separation equipment and the set variable load rate, a mathematical model diagram of time and load change trend in the variable load process is obtained, a DCS control system drives and adjusts the operation load of each equipment according to the mathematical model diagram transmitted by the calculation control module until each output parameter of the air separation equipment is consistent with the historical operation parameter recorded under the target load in a real-time database module, and therefore automatic variable load is completed.

The working principle is as follows: the utility model is arranged at a place needing work, air filtered by a filter element barrel 4 is compressed by a compressor 3, when the air enters the compressor 3, flow measurement is carried out by a gas flowmeter 7, the compressor 3 sends compressed gas to an oil-gas separator 14 for oil-gas separation by a gas pipe 2, gaseous water in the compressed gas is changed into liquid water by a freeze dryer 15, high-pressure gas enters a rectifying tower 9, a water source is connected to a water inlet pipe 19 and is sprayed by a spraying plate A8 and a spraying plate B18, when the liquid at the bottom end of the rectifying tower 9 enters a detection pipe 22, the temperature of the liquid is detected by a temperature sensor B24, and the liquid level is detected by a liquid level detector 21, so that the work flow of the utility model is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic become load control system with lower tower liquid empty liquid level detection mechanism, includes air inlet machine case (1) and rectifying column (9), its characterized in that: compressor (3) are installed on the inside top of quick-witted case (1) admits air, the inside bottom position department of quick-witted case (1) admits air installs freeze dryer (15), air water separator (17) are installed to freeze dryer (15) output, rectifying column (9) internally mounted has filled tube (10), rectifying column (9) inside is located filled tube (10) below position department and installs temperature-sensing ware A (11), rectifying column support (12) are installed to rectifying column (9) bottom, drain pipe (13) are installed to rectifying column (9) bottom intermediate position department.

2. The lower tower liquid level detection mechanism for the automatic variable load control system according to claim 1, wherein: intake pipe (5) are installed to compressor (3) input, filter core bucket (4) are installed to intake pipe (5) end, solenoid valve (6) are installed to intake pipe (5) intermediate position department, gas flowmeter (7) are installed to intake pipe (5) near top position department.

3. The lower tower liquid level detection mechanism for the automatic variable load control system according to claim 1, wherein: an oil-gas separator (14) is installed on one side inside the air inlet case (1), the input end of the oil-gas separator (14) is connected to the compressor (3) through an air conveying pipe (2), and the output end of the oil-gas separator (14) is connected to the freezing type dryer (15).

4. The lower tower liquid level detection mechanism for the automatic variable load control system according to claim 1, wherein: precision filter (16) are installed to the inside one side that deviates from oil and gas separator (14) of air inlet machine case (1), precision filter (16) input is connected in gas-water separator (17), precision filter (16) output is connected in rectifying column (9).

5. The lower tower liquid level detection mechanism for the automatic variable load control system according to claim 1, wherein: connecting pipe (23) are installed to one side that rectifying column (9) are close to the bottom, temperature-sensing ware B (24) are installed on connecting pipe (23) top, connecting pipe (23) end is installed and is detected buret (22), surface mounting has observation window (20) before detecting buret (22), liquid level detector (21) are installed to inside one side of detecting buret (22).

6. The lower tower liquid level detection mechanism for the automatic variable load control system according to claim 1, wherein: rectifying column (9) is inside to be close to top position department and to install and spray board A (8), rectifying column (9) is inside to be located to spray board A (8) below position department and to install and to spray board B (18), rectifying column (9) surface mounting has inlet tube (19), and inlet tube (19) output connect in spray board A (8) and spray board B (18).