Online automatic cleaning device for desulfurization PH analyzer

Abstract

The utility model discloses an on-line automatic cleaning device of a desulfurization PH analyzer, which comprises an analyzer box body, the lower part of the side wall of the analyzer box body is provided with a liquid discharge valve, the analyzer box body is fixedly connected with a top cover, the top cover is provided with a cleaning liquid spraying unit, the cleaning liquid spraying unit comprises a hydraulic pump fixedly connected on the top cover, and the hydraulic pump is provided with a liquid discharge valve. A connecting water pipe penetrating through the top cover is arranged on the hydraulic pump, an annular water outlet component is arranged on the lower portion of the connecting water pipe in a communicating mode, and a plurality of groups of water spraying holes are distributed in the side wall of the annular water outlet component in an annular array mode. The utility model belongs to the technical field of analyzers, and particularly relates to an on-line automatic cleaning device for a desulfurization PH analyzer, which effectively solves the problems that the on-line automatic cleaning device for the desulfurization PH analyzer is inconvenient to quantitatively control the addition of cleaning liquid and is easy to cause waste of the cleaning liquid and flushing water.

Description

Technical Field

[0001] The utility model belongs to the technical field of analyzers, and specifically refers to an online automatic cleaning device for a desulfurization PH analyzer. Background Art

[0002] In coal-fired power plants, limestone slurry is needed to remove sulfur dioxide from flue gas to purify the flue gas. Therefore, the pH electrode needs to be cleaned frequently; the traditional online automatic cleaning device of the desulfurization pH analyzer does not clean thoroughly, and the limestone slurry covering the measuring probe cannot be cleaned, which affects the measurement results.

[0003] Publication (Announcement) No.: CN211100622U provides an online automatic cleaning device for a desulfurization pH analyzer to solve the problems of being unable to achieve full automation, incomplete cleaning and poor corrosion resistance.

[0004] However, when the above patent is used, the amount of cleaning liquid added is difficult to control, and excessive addition may easily lead to a waste of raw materials and increase the amount of subsequent flushing water. Utility Model Content

[0005] The technical problem to be solved by the utility model is that it is inconvenient for the online automatic cleaning device of the desulfurization PH analyzer to realize quantitative control on the addition of the cleaning liquid, and it is easy to cause waste of the cleaning liquid and flushing water.

[0006] The technical solution adopted by the utility model is as follows: The utility model proposes an online automatic cleaning device for a desulfurization pH analyzer, comprising an analyzer box, a drain valve is provided at the lower part of the side wall of the analyzer box, a top cover is fixedly connected to the analyzer box, a cleaning liquid spraying unit is provided on the top cover, the cleaning liquid spraying unit comprises a hydraulic pump fixedly connected to the top cover, a connecting water pipe is provided on the hydraulic pump that passes through the top cover, an annular water outlet component is connected to the lower part of the connecting water pipe, and a plurality of groups of water spray holes are distributed in an annular array on the side wall of the annular water outlet component.

[0007] Furthermore, a cleaning liquid quantitative addition unit is provided on the top cover, and the cleaning liquid quantitative addition unit includes a quantitative transfer cylinder connected to the hydraulic pump, a control valve is provided on the upper part of the quantitative transfer cylinder, and a cleaning liquid storage tank is fixedly connected to the upper part of the control valve.

[0008] Furthermore, the top cover is provided with a connecting frame fixedly connected to the side wall of the cleaning liquid storage tank.

[0009] Furthermore, an inner wall cleaning unit is provided on the top cover, and the inner wall cleaning unit includes a lifting cylinder arranged through the top cover, and the output end of the lifting cylinder is arranged through the middle part of the annular water outlet component, and a cross connecting rod is fixedly connected to the output end of the lifting cylinder, and a scraper slidably connected to the inner wall of the analyzer box is fixedly connected to the cross connecting rod.

[0010] Furthermore, a flushing and water supply pipe runs through the side wall of the analyzer box, and an electromagnetic valve is provided on the flushing and water supply pipe.

[0011] Furthermore, a control panel is provided on the analyzer housing.

[0012] The beneficial effects achieved by the utility model using the above structure are as follows:

[0013] 1. By setting up a quantitative addition mechanism, it is convenient to automatically and accurately add the cleaning liquid to reduce the waste of raw materials during the cleaning process;

[0014] 2. A solenoid valve mechanism is set up to facilitate water flushing after cleaning fluid treatment to improve operating efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure installation of an embodiment of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the inner wall cleaning unit;

[0017] Figure 3 It is a structural schematic diagram of a cleaning liquid spraying unit;

[0018] Figure 4 This is a schematic diagram of the structure of the cleaning liquid quantitative addition unit.

[0019] Among them, 1. Analyzer box; 2. Drain valve; 3. Top cover; 4. Hydraulic pump; 5. Connecting water pipe; 6. Annular water outlet component; 7. Water spray hole; 8. Quantitative transfer cylinder; 9. Control valve; 10. Cleaning liquid storage tank; 11. Connecting frame; 12. Lifting cylinder; 13. Cross connecting rod; 14. Scraper; 15. Flushing and water supply pipe; 16. Solenoid valve; 17. Control panel. DETAILED DESCRIPTION

[0020] like Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, the utility model proposes an online automatic cleaning device for a desulfurization pH analyzer, comprising an analyzer box 1, a drain valve 2 is provided at the lower part of the side wall of the analyzer box 1, a top cover 3 is fixedly connected to the analyzer box 1, a cleaning liquid spraying unit is provided on the top cover 3, the cleaning liquid spraying unit comprises a hydraulic pump 4 fixedly connected to the top cover 3, a connecting water pipe 5 is provided on the hydraulic pump 4 and penetrates the top cover 3, an annular water outlet component 6 is connected to the lower part of the connecting water pipe 5, and a plurality of groups of water spray holes 7 are distributed in an annular array on the side wall of the annular water outlet component 6.

[0021] The top cover 3 is also provided with a cleaning liquid quantitative addition unit, which includes a quantitative transfer cylinder 8 connected to the hydraulic pump 4, a control valve 9 is provided on the top of the quantitative transfer cylinder 8, and a cleaning liquid storage tank 10 is fixedly connected to the top of the control valve 9; the top cover 3 is provided with a connecting frame 11 fixedly connected to the side wall of the cleaning liquid storage tank 10.

[0022] The top cover 3 is provided with an inner wall cleaning unit, which includes a lifting cylinder 12 which is arranged through the top cover 3, and the output end of the lifting cylinder 12 is arranged through the middle of the annular water outlet component 6, and a cross connecting rod 13 is fixedly connected to the output end of the lifting cylinder 12, and a scraper 14 which is slidably connected to the inner wall of the analyzer box 1 is fixedly connected to the cross connecting rod 13.

[0023] A flushing and water supply pipe 15 is passed through the side wall of the analyzer housing 1 , and an electromagnetic valve 16 is provided on the flushing and water supply pipe 15 ; a control panel 17 is provided on the analyzer housing 1 .

[0024] When in use, after using the desulfurization PH analyzer, the user controls the control valve 9 to open, adds the cleaning liquid in the cleaning liquid storage tank 10 into the quantitative transfer cylinder 8, and then closes the control valve 9. At this time, the cleaning liquid in the quantitative transfer cylinder 8 can be pressurized and sent into the connecting water pipe 5 and the annular water outlet component 6 by controlling the hydraulic pump 4 to spray from the water spray hole 7, and evenly spray and clean the inner wall of the analyzer box 1 from all directions. After cleaning, it is discharged from the drain valve 2;

[0025] The flushing water supply pipe 15 is connected to the water source. After the drain valve 2 discharges the used cleaning liquid, the control panel 17 controls the electromagnetic valve 16 to open, and the flushing water supply pipe 15 can add water into the analyzer box 1 to flush the analyzer box 1 and finally discharge it;

[0026] During the cleaning process, the lifting cylinder 12 can be controlled to perform telescopic work, and the output end of the lifting cylinder 12 pulls the cross connecting rod 13, so that the scraper 14 scrapes the inner wall of the analyzer box 1 to assist in cleaning the inner wall and improve the cleaning efficiency;

[0027] The above is the entire usage process of an online automatic cleaning device for a desulfurization PH analyzer.

[0028] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. An online automatic cleaning device for a desulfurization pH analyzer, comprising an analyzer housing (1), a drain valve (2) is provided at the lower part of the side wall of the analyzer housing (1), a top cover (3) is fixedly connected to the analyzer housing (1), Features: The top cover (3) is provided with a cleaning liquid spraying unit, the cleaning liquid spraying unit comprising a hydraulic pump (4) fixedly connected to the top cover (3), the hydraulic pump (4) being provided with a connecting water pipe (5) penetrating the top cover (3), the lower part of the connecting water pipe (5) being connected with an annular water outlet component (6), the side wall of the annular water outlet component (6) being provided with a plurality of groups of water spray holes (7) distributed in an annular array.

2. According to claim 1, an online automatic cleaning device for a desulfurization pH analyzer, Features: The top cover (3) is also provided with a cleaning liquid quantitative addition unit, the cleaning liquid quantitative addition unit comprising a quantitative transfer cylinder (8) connected to the hydraulic pump (4), a control valve (9) is provided on the top of the quantitative transfer cylinder (8), and a cleaning liquid storage tank (10) is fixedly connected to the top of the control valve (9).

3. The online automatic cleaning device for a desulfurization pH analyzer according to claim 2, Features: The top cover (3) is provided with a connecting frame (11) fixedly connected to the side wall of the cleaning liquid storage tank (10).

4. The online automatic cleaning device for a desulfurization pH analyzer according to claim 3, Features: The top cover (3) is provided with an inner wall cleaning unit, the inner wall cleaning unit comprising a lifting cylinder (12) arranged through the top cover (3), and the output end of the lifting cylinder (12) is arranged through the middle of the annular water outlet component (6), a cross connecting rod (13) is fixedly connected to the output end of the lifting cylinder (12), and a scraper (14) slidably connected to the inner wall of the analyzer box (1) is fixedly connected to the cross connecting rod (13).

5. The online automatic cleaning device for desulfurization pH analyzer according to claim 4, Features: A flushing and water supply pipe (15) passes through the side wall of the analyzer box (1), and an electromagnetic valve (16) is provided on the flushing and water supply pipe (15).

6. The online automatic cleaning device for desulfurization pH analyzer according to claim 5, Features: A control panel (17) is provided on the analyzer housing (1).

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