Reagent consumption measuring device for ammonia gas recovery equipment

Abstract

The utility model discloses a reagent consumption measuring device for ammonia gas recovery equipment, which comprises a metering box, the bottom of one side of the metering box is fixedly communicated with a liquid outlet pipe, one end of the liquid outlet pipe far away from the metering box is fixedly communicated with a recovery tank, and the bottom of the inner side of the recovery tank is fixedly provided with a PH sensor. A second electric control valve is fixedly installed at the joint of the liquid outlet pipe and the metering box, a sealing cover is arranged at the top end of the metering box in a clamped mode, a liquid level sensor is fixedly installed in the middle of the inner side of the sealing cover, and a liquid inlet pipe is fixedly communicated with the top of the side, away from the liquid outlet pipe, of the metering box. According to the device, through cooperation of the liquid inlet pipe, the metering box, the liquid level sensor, the control panel, the first electric control valve, the second electric control valve, the PH sensor, the counter and other structures, the consumption of an acid reagent in the ammonia gas recovery process can be monitored, and the cost consumed by ammonia gas recovery can be conveniently calculated.

Description

Technical Field

[0001] The utility model relates to the technical field of ammonia recovery, in particular to a reagent consumption measuring device for ammonia recovery equipment. Background Art

[0002] During the storage or use of ammonia water, ammonia water will volatilize into ammonia gas. In order to avoid material waste, ammonia gas is usually recovered and transported to an adsorption device through a sealed pipeline. Acidic reagent (5% hydrochloric acid solution) is configured in the adsorption device to generate alkaline etching solution (GC-500) through acid-base neutralization to produce the required raw material ammonium chloride NH4CL. When the hydrochloric acid in the adsorption solution in the adsorption device is exhausted (pH value is about 5-6), the saturated adsorption solution is reused to produce alkaline etching solution (GC-500) to achieve the effect of reducing material loss and environmental pollution. However, the existing ammonia recovery equipment is not convenient for monitoring the consumption of acidic reagents.

[0003] In order to solve the above problems, a reagent consumption measuring device for an ammonia recovery device is proposed herein. Utility Model Content

[0004] The utility model aims to provide a reagent consumption measuring device for ammonia recovery equipment to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a reagent consumption measuring device for an ammonia recovery device, comprising a metering box, a bottom of one side of the metering box is fixedly connected with a liquid outlet pipe, the end of the liquid outlet pipe away from the metering box is fixedly connected with a recovery tank, a pH sensor is fixedly installed on the bottom of the inner side of the recovery tank, a second electrically-controlled valve is fixedly installed at the connection between the liquid outlet pipe and the metering box, a sealing cover is snap-fitted at the top of the metering box, a liquid level sensor is fixedly installed at the middle part of the inner side of the sealing cover, a top of the metering box away from the liquid outlet pipe is fixedly connected with a liquid inlet pipe, a first electrically-controlled valve is fixedly installed at the connection between the liquid inlet pipe and the metering box, a side of the bottom end of the metering box is fixedly connected with a sewage pipe, and a third electrically-controlled valve is fixedly installed at the connection between the sewage pipe and the metering box.

[0006] The device can monitor the consumption of acid reagents in the ammonia recovery process through the coordinated cooperation of structures such as a liquid inlet pipe, a metering box, a liquid level sensor, a control panel, a first electric control valve, a second electric control valve, a pH sensor and a counter, so as to facilitate the calculation of the cost consumed for ammonia recovery.

[0007] Preferably, a counter, a control panel and a display screen are fixedly installed in the middle of the front side of the metering box, and the first electrically controlled valve, the liquid level sensor, the second electrically controlled valve, the PH sensor, the third electrically controlled valve, the counter and the display screen are all electrically connected to the control panel, and the first electrically controlled valve, the liquid level sensor, the second electrically controlled valve, the PH sensor, the third electrically controlled valve, the counter and the display screen are all powered on and start working through the control panel.

[0008] Preferably, an observation window is fixedly provided on one side of the front face of the metering box, and a scale line is provided on one side of the front face of the observation window, so that the actual remaining amount in the metering box can be intuitively understood through the setting of the observation window.

[0009] Preferably, two connecting slots are provided at the connection between the sealing cover and the metering box, and connecting blocks are provided inside the two connecting slots. The two connecting blocks are fixedly connected to the metering box, and the sealing cover can be initially installed on the metering box by limiting the two connecting slots and the two connecting blocks respectively.

[0010] Preferably, one side of the two connecting blocks is provided with a seating groove, and the inside of the two seating grooves is fixedly provided with a limiting spring sheet, and the inner sides of the two connecting slots are provided with a limiting groove, and the two limiting spring sheets are respectively engaged with the two limiting grooves. The sealing cover can be further fixed on the metering box by the limiting engagement of the two limiting spring sheets with the two limiting grooves.

[0011] Preferably, a sealing gasket is fixedly provided at the connection between the metering box and the sealing cover, and the provision of the sealing gasket can play a sealing role.

[0012] Preferably, a corrosion-resistant layer is provided on the inner side of the metering box, and the corrosion-resistant layer can play a sealing role.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The device can monitor the consumption of acid reagents in the ammonia recovery process through the coordinated cooperation of structures such as a liquid inlet pipe, a metering box, a liquid level sensor, a control panel, a first electric control valve, a second electric control valve, a pH sensor and a counter, so as to facilitate the calculation of the cost consumed for ammonia recovery. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a front cross-sectional view of the utility model;

[0017] Figure 3 It is an enlarged view of part A of the utility model;

[0018] Figure 4 It is an enlarged view of part B of the utility model.

[0019] In the figure: 1. metering box; 2. liquid inlet pipe; 3. first electric control valve; 4. sealing cover; 5. liquid level sensor; 6. liquid outlet pipe; 7. second electric control valve; 8. recovery tank; 9. PH sensor; 10. connecting card slot; 11. connecting card block; 12. placement slot; 13. limiting spring piece; 14. limiting slot; 15. sealing gasket; 16. corrosion-resistant layer; 17. drain pipe; 18. third electric control valve; 19. observation window; 20. scale line; 21. counter; 22. control panel; 23. display screen. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0021] See also Figure 1-4 The utility model provides a reagent consumption measuring device for an ammonia recovery device, comprising a metering box 1, a bottom of one side of the metering box 1 is fixedly connected with a liquid outlet pipe 6, an end of the liquid outlet pipe 6 away from the metering box 1 is fixedly connected with a recovery tank 8, a pH sensor 9 is fixedly installed at the bottom of the inner side of the recovery tank 8, a second electric control valve 7 is fixedly installed at the connection between the liquid outlet pipe 6 and the metering box 1, a sealing cover 4 is clamped at the top of the metering box 1, a liquid level sensor 5 is fixedly installed in the middle of the inner side of the sealing cover 4, and a top of the metering box 1 away from the liquid outlet pipe 6 is fixedly connected with a The liquid inlet pipe 2, a first electrically-controlled valve 3 is fixedly installed at the connection between the liquid inlet pipe 2 and the metering box 1, a sewage pipe 17 is fixedly connected to one side of the bottom end of the metering box 1, and a third electrically-controlled valve 18 is fixedly installed at the connection between the sewage pipe 17 and the metering box 1. The device can monitor the consumption of acidic reagents in the ammonia recovery process through the coordinated cooperation of structures such as the liquid inlet pipe 2, the metering box 1, the liquid level sensor 5, the control panel 22, the first electrically-controlled valve 3, the second electrically-controlled valve 7, the PH sensor 9 and the counter 21, so as to facilitate the calculation of the cost consumed for the recovery of ammonia.

[0022] When in use, a corrosion-resistant layer 16 is provided on the inner side of the metering box 1, an observation window 19 is fixedly provided on one side of the front of the metering box 1, a scale line 20 is provided on one side of the front of the observation window 19, a counter 21, a control panel 22 and a display screen 23 are fixedly installed in the middle of the front of the metering box 1, and the first electric control valve 3, the liquid level sensor 5, the second electric control valve 7, the pH sensor 9, the third electric control valve 18, the counter 21 and the display screen 23 are all electrically connected to the control panel 22;

[0023] The corrosion-resistant layer 16 can play a sealing role, and the observation window 19 allows intuitive understanding of the actual remaining amount in the metering box 1. The control panel 22 controls the first electrically-controlled valve 3, the liquid level sensor 5, the second electrically-controlled valve 7, the pH sensor 9, the third electrically-controlled valve 18, the counter 21 and the display screen 23 to be powered on and start working.

[0024] When in use, two connecting card slots 10 are provided at the connection between the sealing cover 4 and the metering box 1, and connecting card blocks 11 are provided inside the two connecting card slots 10, and the two connecting card blocks 11 are fixedly connected to the metering box 1, and a sealing gasket 15 is fixedly provided at the connection between the metering box 1 and the sealing cover 4, and a placement groove 12 is provided on one side of the two connecting card blocks 11, and a limiting spring piece 13 is fixedly provided inside the two placement grooves 12, and a limiting groove 14 is provided on the inner side of the two connecting card slots 10, and the two limiting spring pieces 13 are respectively connected with the two limiting grooves 14 by a card.

[0025] The sealing cover 4 can be initially installed on the metering box 1 by limiting the two connecting card slots 10 with the two connecting card blocks 11 respectively, and the sealing cover 4 can be further fixed on the metering box 1 by limiting the two limiting spring pieces 13 with the two limiting slots 14 respectively. The setting of the sealing gasket 15 can play a sealing role.

[0026] When the embodiment of the present application is used, a sufficient amount of ammonia is introduced into the recovery tank 8, and an acidic reagent is introduced into the metering box 1 through the liquid inlet pipe 2 until the liquid level reaches the preset value of the liquid level sensor 5, and then the signal is fed back to the control panel 22, thereby controlling the first electric control valve 3 to close, and controlling the second electric control valve 7 to open, and the quantitative pickling reagent in the metering box 1 is introduced into the recovery tank 8. If the detection value of the pH sensor 9 is still greater than the preset value, the information is fed back to the control panel 22, and the control panel 22 controls the counter 21 to increase by one, and controls the first electric control valve 3 to open. The electric control valve 3 is opened and the second electric control valve 7 is closed. The pickling reagent is first introduced into the metering box 1, and then introduced into the recovery tank 8. The above operation is repeated until the detection value of the pH sensor 9 reaches the preset value, and the information is fed back to the control panel 22, thereby controlling the second electric control valve 7 to close. At the same time, the display screen 23 will display the number n of the counter 21 and the remaining amount in the metering box 1 detected by the liquid level sensor 5. The reagent consumption is the reagent amount of the full metering box 1 multiplied by (n+1) and subtracted from the final reading of the liquid level sensor 5.

[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A reagent consumption measuring device for an ammonia recovery device, comprising a metering box (1), characterized in that: The bottom of one side of the metering box (1) is fixedly connected to a liquid outlet pipe (6), the end of the liquid outlet pipe (6) away from the metering box (1) is fixedly connected to a recovery tank (8), a pH sensor (9) is fixedly installed at the bottom of the inner side of the recovery tank (8), a second electric control valve (7) is fixedly installed at the connection between the liquid outlet pipe (6) and the metering box (1), a sealing cover (4) is provided at the top of the metering box (1), a liquid level sensor (5) is fixedly installed at the middle of the inner side of the sealing cover (4), the top of the metering box (1) away from the liquid outlet pipe (6) is fixedly connected to a liquid inlet pipe (2), the connection between the liquid inlet pipe (2) and the metering box (1) is fixedly installed with a first electric control valve (3), one side of the bottom end of the metering box (1) is fixedly connected to a sewage pipe (17), and a third electric control valve (18) is fixedly installed at the connection between the sewage pipe (17) and the metering box (1).

2. The reagent consumption measuring device for an ammonia recovery device according to claim 1, characterized in that: A counter (21), a control panel (22) and a display screen (23) are fixedly mounted in the middle of the front side of the metering box (1); the first electrically controlled valve (3), the liquid level sensor (5), the second electrically controlled valve (7), the pH sensor (9), the third electrically controlled valve (18), the counter (21) and the display screen (23) are all electrically connected to the control panel (22).

3. The reagent consumption measuring device for an ammonia recovery device according to claim 1, characterized in that: An observation window (19) is fixedly provided on one side of the front face of the metering box (1), and a scale line (20) is provided on one side of the front face of the observation window (19).

4. The reagent consumption measuring device for an ammonia recovery device according to claim 1, characterized in that: Two connection slots (10) are provided at the connection between the sealing cover (4) and the metering box (1), and connection blocks (11) are provided inside the two connection slots (10), and the two connection blocks (11) are fixedly connected to the metering box (1).

5. The reagent consumption measuring device for an ammonia recovery device according to claim 4, characterized in that: One side of the two connection blocks (11) is provided with a placement groove (12), the interior of the two placement grooves (12) is fixedly provided with a limiting spring sheet (13), the inner side of the two connection slots (10) is provided with a limiting groove (14), and the two limiting spring sheets (13) are respectively engaged and connected with the two limiting grooves (14).

6. The reagent consumption measuring device for an ammonia recovery device according to claim 1, characterized in that: A sealing gasket (15) is fixedly provided at the connection between the metering box (1) and the sealing cover (4).

7. The reagent consumption measuring device for an ammonia recovery device according to claim 1, characterized in that: A corrosion-resistant layer (16) is provided on the inner side of the metering box (1).

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