Full-automatic disinfecting and dosing device

Abstract

The utility model relates to the technical field of sodium hypochlorite generators, in particular to a full-automatic disinfecting and dosing device which comprises a sodium hypochlorite generator, a medicine storage tank is arranged on one side of the sodium hypochlorite generator, a disinfecting tank is arranged on one side of the medicine storage tank, and a dosing pump is arranged on a second connecting pipe. A dosing pump liquid inlet valve and a dosing pump liquid outlet valve are respectively arranged on two sides of the dosing pump, one side of the sodium hypochlorite generator is communicated with a dilute brine liquid inlet pipe, a dilute brine liquid inlet valve is arranged on the dilute brine liquid inlet pipe, an overflow emptying pipeline is further arranged on the chemical storage tank, and a residual chlorine detector is further arranged on the disinfection tank. The automatic dosing device is novel in structure, realizes automatic dosing, avoids inconvenience of manual operation, ensures that effluent residual chlorine reaches the standard, starts the dilute brine inlet valve and the sodium hypochlorite outlet valve of the sodium hypochlorite generator according to a liquid level preset value, and ensures liquid medicine supply by arranging the first liquid level meter and the second liquid level meter to control the liquid level in the medicine storage tank in an interlocked manner.

Description

Technical Field

[0001] The utility model relates to the technical field of sodium hypochlorite generators, in particular to a full-automatic disinfection and dosing device. Background Art

[0002] Sodium hypochlorite is a strong oxidant with high sterilization and disinfection properties. Adding it into water can effectively prevent the growth of algae and microorganisms. It can be used as an ideal disinfectant for drinking water and an important biocide for industrial circulating cooling water.

[0003] The national standard has strict requirements on the residual chlorine concentration of the effluent. In the actual disinfection process, due to the constant change of water quality, the amount of sodium hypochlorite added also needs to be constantly adjusted, requiring the operator to repeatedly calculate and adjust the dosage, and even accidentally add too much or too little, resulting in the residual chlorine concentration of the effluent not meeting the standard. No solution has been proposed for the relevant technical problems. Utility Model Content

[0004] In view of the problems in the related technology, the utility model proposes a fully automatic disinfection and dosing device to overcome the above-mentioned technical problems existing in the existing related technology. The purpose of the utility model is to realize automatic dosing, avoid the inconvenience of manual operation, ensure that the residual chlorine in the effluent meets the standard, and at the same time start the sodium hypochlorite generator dilute brine inlet valve and sodium hypochlorite outlet valve according to the preset liquid level value, and control the liquid level in the medicine storage tank by setting a first liquid level gauge and a second liquid level gauge interlocking to ensure the supply of liquid medicine.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fully automatic disinfection and dosing device, comprising a sodium hypochlorite generator, a medicine storage tank is arranged on one side of the sodium hypochlorite generator, a disinfection pool is arranged on one side of the medicine storage tank, the sodium hypochlorite generator is connected to the medicine storage tank through a first connecting pipe, the medicine storage tank is connected to the disinfection pool through a second connecting pipe, a dosing pump is arranged on the second connecting pipe, a dosing pump inlet valve and a dosing pump outlet valve are arranged on both sides of the dosing pump, a controller is also arranged on one side of the medicine storage tank, a dilute brine inlet pipe is connected to one side of the sodium hypochlorite generator, a dilute brine inlet valve is arranged on the dilute brine inlet pipe, a sodium hypochlorite outlet valve is arranged on the first connecting pipe, a first liquid level gauge is also installed on the sodium hypochlorite generator, an overflow emptying pipeline is also arranged on the medicine storage tank, a second liquid level gauge is also installed on the medicine storage tank, and a residual chlorine detector is also arranged on the disinfection pool.

[0006] Preferably, the bottom of the sodium hypochlorite generator is connected to a first drain pipe, and the first drain pipe is provided with a first drain valve.

[0007] Preferably, a second drain pipe is provided between the overflow drain line and the medicine storage tank, and a second drain valve is provided on the second drain pipe.

[0008] Preferably, the first drain valve and the second drain valve are connected to a controller respectively.

[0009] Preferably, the controller is connected to a residual chlorine detector.

[0010] Preferably, the second liquid level meter is respectively connected to the sodium hypochlorite liquid outlet valve, the second drain valve and the dosing pump liquid inlet valve.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] (1) The utility model is a fully automatic disinfection and dosing device. By setting the preset value of residual chlorine concentration by the controller and shutting down the dosing pump, automatic dosing can be achieved, avoiding the inconvenience of manual operation and ensuring that the residual chlorine in the effluent meets the standard;

[0013] (2) The utility model is a fully automatic disinfection and dosing device, which starts the sodium hypochlorite generator's dilute brine inlet valve and sodium hypochlorite outlet valve according to the preset liquid level value, and controls the liquid level in the medicine storage tank by setting a first liquid level meter and a second liquid level meter interlocking to ensure the supply of liquid medicine. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] In the accompanying drawings: 1, sodium hypochlorite generator; 2, medicine storage tank; 3, disinfection tank; 4, first connecting pipe; 5, second connecting pipe; 6, dosing pump; 7, dosing pump inlet valve; 8, dosing pump outlet valve; 9, controller; 10, dilute brine inlet valve; 11, sodium hypochlorite outlet valve; 12, first liquid level gauge; 13, first drain valve; 14, overflow drain pipeline; 15, second drain valve; 16, second liquid level gauge; 17, residual chlorine detector. DETAILED DESCRIPTION

[0016] 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.

[0017] Example 1

[0018] See also Figure 1The utility model proposes a technical solution of a fully automatic disinfection and dosing device: a fully automatic disinfection and dosing device, comprising a sodium hypochlorite generator 1, a medicine storage tank 2 is arranged on one side of the sodium hypochlorite generator 1, a disinfection pool 3 is arranged on one side of the medicine storage tank 2, the sodium hypochlorite generator 1 is connected to the medicine storage tank 2 through a first connecting pipe 4, the medicine storage tank 2 is connected to the disinfection pool 3 through a second connecting pipe 5, a dosing pump 6 is arranged on the second connecting pipe 5, and a dosing pump inlet valve 7 and a dosing pump outlet valve 8 are arranged on both sides of the dosing pump 6. Liquid valve 8, specifically, by setting dosing pump 6, dosing pump inlet valve 7 and dosing pump outlet valve 8 for dosing to the disinfection pool; a controller 9 is also provided on one side of the medicine storage tank 2, specifically, the dilute brine inlet valve 10, the sodium hypochlorite outlet valve 11, the first emptying valve 13, the second emptying valve 15, the dosing pump inlet valve 7 and the dosing pump outlet valve 8 are all pneumatic (electric) valves, and the controller 9 is a PLC controller, which is respectively connected to the dilute brine inlet valve 10, the sodium hypochlorite outlet valve 11, the first emptying valve 13, the second emptying valve 15 5. The dosing pump inlet valve 7 is connected to the dosing pump outlet valve 8, which is used to control the opening and closing of each gas (electric) valve. The controller 9 is also connected to the dosing pump 6 to start and stop the dosing pump 6. One side of the sodium hypochlorite generator 1 is connected to a dilute brine inlet pipe, and a dilute brine inlet valve 10 is provided on the dilute brine inlet pipe. A sodium hypochlorite outlet valve 11 is provided on the first connecting pipe 4. A first liquid level meter 12 is also installed on the sodium hypochlorite generator 1. An overflow drain pipeline 14 is also provided on the medicine storage tank 2. A second liquid level meter 16 is also installed. Specifically, the controller 9 is also connected to the first liquid level meter 12 and the second liquid level meter 16, and receives liquid level simulation signals generated by the first liquid level meter 12 and the second liquid level meter 16 respectively. The controller 9 sets a liquid level preset value for controlling related valves and components. The controller 9 sets a residual chlorine concentration preset value to realize the control of the dosing pump 6 and the corresponding inlet and outlet valves; a residual chlorine detector 17 is also provided on the disinfection pool 3. Specifically, the residual chlorine detector 17 is used to detect the residual chlorine concentration of the water in the disinfection pool 3.

[0019] In this embodiment, the controller 9 sets the second liquid level gauge 16 liquid level preset value L1 to control the dilute brine inlet valve 10 and the sodium hypochlorite outlet valve 11 to be closed, and the first drain valve 13 to be opened; sets the first liquid level gauge 12 liquid level preset value L2 to control the first drain valve 13 to be closed; sets the second liquid level gauge 16 liquid level preset value L3 to control the dilute brine inlet valve 10 and the sodium hypochlorite outlet valve 11 to be opened;

[0020] The controller 9 sets the preset concentration value of the residual chlorine detector 17 to control the dosing pump inlet valve 7 and the dosing pump outlet valve 8 to be closed; when the liquid level of the second liquid level meter 16 drops to the preset value, the controller 9 controls the dilute brine inlet valve 10 and the sodium hypochlorite outlet valve 11 to be opened, and when the liquid level of the second liquid level meter 16 rises to the preset value, the controller 9 controls the dilute brine inlet valve 10 and the sodium hypochlorite outlet valve 11 to be closed, and the first drain valve 13 to be opened; when the liquid level of the first liquid level meter 12 drops to the preset value, the controller 9 controls the first drain valve 13 to be closed.

[0021] See also Figure 1 As shown, further, the bottom of the sodium hypochlorite generator 1 is connected to a first drain pipe, and a first drain valve 13 is provided on the first drain pipe.

[0022] In this embodiment, the first drain pipe and the first drain valve 13 can be used to drain the residual material.

[0023] See also Figure 1 As shown, further, a second drain pipe is provided between the overflow drain line 14 and the medicine storage tank 2 , and a second drain valve 15 is provided on the second drain pipe.

[0024] In this embodiment, the second drain pipe and the second drain valve 15 can be used to drain the residual material.

[0025] See also Figure 1 As shown, further, the first drain valve 13 and the second drain valve 15 are connected to the controller 9 respectively.

[0026] See also Figure 1 As shown, further, the controller 9 is connected to the residual chlorine detector 17.

[0027] See also Figure 1 As shown, further, the second liquid level meter 16 is connected to the sodium hypochlorite outlet valve 11, the second drain valve 15 and the dosing pump inlet valve 7 respectively.

[0028] The working principle of this utility model:

[0029] The preset values ​​C1 and C2 of the residual chlorine concentration are set as the upper and lower limits according to the requirements of the national standard. When the residual chlorine concentration reaches the C1 value, the controller 9 controls the closing of the dosing pump 6, the dosing pump inlet valve 7, and the dosing pump outlet valve 8. At the same time, the dosing pump 6 is interlocked with the preset value L4 of the second liquid level meter 16. When the liquid level of the medicine storage tank 2 is lower than the L4 value, the dosing pump 6 cannot be started to avoid idling damage. When the residual chlorine concentration reaches the C2 value, the controller 9 controls the opening of the dosing pump 6, the dosing pump inlet valve 7, and the dosing pump outlet valve 8. When the residual chlorine concentration reaches the C1 value, the dosing pump 6, the dosing pump inlet valve 7, and the dosing pump outlet valve 8 are closed, and the entire automatic disinfection and dosing operation is completed.

[0030] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0031] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fully automatic disinfection and dosing device, characterized in that: The invention comprises a sodium hypochlorite generator (1), a medicine storage tank (2) is arranged on one side of the sodium hypochlorite generator (1), a disinfection tank (3) is arranged on one side of the medicine storage tank (2), the sodium hypochlorite generator (1) is connected to the medicine storage tank (2) via a first connecting pipe (4), the medicine storage tank (2) is connected to the disinfection tank (3) via a second connecting pipe (5), a dosing pump (6) is arranged on the second connecting pipe (5), a dosing pump liquid inlet valve (7) and a dosing pump liquid outlet valve (8) are arranged on both sides of the dosing pump (6), the medicine storage tank (2) is connected to the disinfection tank (3) via a second connecting pipe (5), a dosing pump (6) is arranged on the second connecting pipe (5), and a dosing pump liquid inlet valve (7) and a dosing pump liquid outlet valve (8) are arranged on both sides of the dosing pump (6), and the medicine storage tank (2) is connected to the disinfection tank (3) via a first connecting pipe (4). A controller (9) is also provided on one side of the sodium hypochlorite generator (1); a dilute salt water inlet pipe is connected to one side of the sodium hypochlorite generator (1); a dilute salt water inlet pipe is provided on the dilute salt water inlet valve (10); a sodium hypochlorite outlet valve (11) is provided on the first connecting pipe (4); a first liquid level meter (12) is also installed on the sodium hypochlorite generator (1); an overflow drain line (14) is also provided on the medicine storage tank (2); a second liquid level meter (16) is also installed on the medicine storage tank (2); and a residual chlorine detector (17) is also provided on the disinfection tank (3).

2. A fully automatic disinfection and dosing device according to claim 1, characterized in that: The bottom of the sodium hypochlorite generator (1) is connected to a first drain pipe, and the first drain pipe is provided with a first drain valve (13).

3. A fully automatic disinfection and dosing device according to claim 2, characterized in that: A second drain pipe is provided between the overflow drain pipeline (14) and the medicine storage tank (2), and a second drain valve (15) is provided on the second drain pipe.

4. A fully automatic disinfection and dosing device according to claim 3, characterized in that: The first drain valve (13) and the second drain valve (15) are respectively connected to the controller (9).

5. A fully automatic disinfection and dosing device according to claim 1, characterized in that: The controller (9) is connected to a residual chlorine detector (17).

6. A fully automatic disinfection and dosing device according to claim 3, characterized in that: The second liquid level meter (16) is respectively connected to the sodium hypochlorite liquid outlet valve (11), the second drain valve (15) and the dosing pump liquid inlet valve (7).

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