Mercury-containing sewage treatment device for stomatology department of hospital

Abstract

The utility model discloses a mercury-containing sewage treatment device for the stomatology department of a hospital, and particularly relates to the technical field of sewage treatment, which comprises an electromagnetic air pump, a PLC (Programmable Logic Controller) control system, a PAC (Poly Aluminum Chloride) adding device, a PAM (Polyacrylamide) adding device, an automatic acid adding device, an automatic alkali adding device and the like. The whole treatment device comprises an equipment room, a regulating tank, a reaction tank, a filter tank and a clean water tank, one side of the regulating tank is fixedly connected with a group of water inlet pipes, a liquid level controller and a lifting pump are mounted in the regulating tank, and a liquid level controller and an efflux pump are mounted in the clean water tank. According to the utility model, the conventional structure is improved, mercury in sewage can form precipitates by adding a precipitant and matching with various medicaments, and then the precipitates are separated through precipitation and filtration, so that the pollution of mercury elements in the sewage in the inspection room to the outside is effectively reduced, and the whole process is more standardized and has a higher popularization effect.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field more specifically, the utility model relates to a hospital stomatology department mercury-containing sewage treatment device. BACKGROUND

[0002] Stomatology, one of medical discipline classification. Main stomatology diseases include: oral cavity jaw face part skin sample, epidermis submandibular space infection and the like disease, medical staff carries out tooth filling operation in the process of treating oral cavity problem of patient, mercury in silver amalgam material is used as solvent and is used for dissolving softening alloy material to fill in the tooth hole. After that, mercury is discharged through heating or irradiation, and finally can be discharged into waste water, resulting in mercury in waste water. Although cleaning, disinfection, descaling and the like process itself does not produce mercury-containing waste water, but these waste water can be mixed with mercury-containing waste water.

[0003] The conventional stomatology department is directly sewage to the outside environment discharge, and the mercury element contained therein can cause serious pollution to the outside water resources, so a sewage treatment device for mercury element needs to be used to reduce its harm to the outside. SUMMARY

[0004] In order to overcome the above-mentioned defects of the prior art, the embodiments of the utility model provide a hospital stomatology department mercury-containing sewage treatment device to solve the problems raised in the above background art.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a hospital stomatology department mercury-containing sewage treatment device, including electromagnetic air pump, PLC control system, PAC dosing device, PAM dosing device, automatic acid dosing device, automatic alkali dosing device and the like multiple parts constitute, the whole treatment device includes equipment room, adjusting pool, reaction pool, filter tank and clean water tank, a group of water inlet pipes are fixedly connected on one side of the adjusting pool, liquid level controller and booster pump are installed in the inside of the adjusting pool, liquid level controller and external discharge pump are installed in the inside of the clean water tank, a group of water outlet pipes are fixedly connected on one side of the clean water tank, the aeration stirring system is installed in the reaction pool, the aeration stirring system is connected with electromagnetic air pump through pipeline, the pH sensor for detection is installed in the reaction pool, the pH display and PLC control system for analyzing data and signal transmission are arranged in the equipment room, the equipment room is also installed with PAC dosing device, PAM dosing device, automatic acid dosing device and automatic alkali dosing device.

[0006] As a further improvement of the utility model technical scheme, the pH sensor and the pH display are connected through the conductive wire, and the pH display is used to display the pH value detected by the pH sensor.

[0007] As a further improvement of the utility model technical scheme, the water inlet pipe is used for collecting mercury-containing sewage into the adjusting pool.

[0008] As a further improvement of the utility model technical scheme, the PAC dosing device is used for storing and stirring PAC medicament, and adding PAC into the reaction pool according to the instruction of the PLC control system.

[0009] As a further improvement of the utility model technical scheme, the PAM dosing device is used for storing and stirring PAM medicament, and adding PAM into the reaction pool according to the instruction of the PLC control system.

[0010] As a further improvement of the utility model technical scheme, the automatic acid dosing device is used for storing and stirring acid medicament, and adding acid into the reaction pool according to the instruction of the PLC control system.

[0011] As a further improvement of the utility model technical scheme, the automatic alkali dosing device is used for storing and stirring alkali medicament, and adding alkali into the reaction pool according to the instruction of the PLC control system.

[0012] As a further improvement of the utility model technical scheme, the PLC control system is used for controlling the liquid level controller, the lifting pump, the aeration stirring system, the discharge pump, the pH sensor, the pH display, the electromagnetic air pump, the PAC dosing device, the PAM dosing device, the automatic acid dosing device and the automatic alkali dosing device.

[0013] The technical effect and advantages of the utility model are as follows:

[0014] The utility model improves the previous structure, through adding precipitant, cooperate with various medicaments, can make the mercury in sewage form precipitate, then separate it through precipitation and filtration, effectively reduce the mercury element in the sewage in the inspection room to the pollution of outside, and the whole process is more standardized, has higher popularization effect. DRAWINGS

[0015] Figure 1 It is whole structure schematic diagram of the utility model.

[0016] The drawing sign is: water inlet pipe 1, liquid level controller 2, lifting pump 3, aeration stirring system 4, discharge pump 5, pH sensor 6, pH display 7, electromagnetic air pump 8, PLC control system 9, PAC dosing device 10, PAM dosing device 11, automatic acid dosing device 12, automatic alkali dosing device 13, water outlet pipe 14, equipment room 15, adjusting pool 16, reaction pool 17, filter tank 18, clean water pool 19. CONCRETE IMPLEMENTATION

[0017] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0018] As shown in the accompanying drawings Figure 1 The device comprises a water inlet pipe 1, a liquid level controller 2, a lifting pump 3, an aeration stirring system 4, an external discharge pump 5, a pH sensor 6, a pH display 7, an electromagnetic air pump 8, a PLC control system 9, a PAC dosing device 10, a PAM dosing device 11, an automatic acid dosing device 12, an automatic alkali dosing device 13, a water outlet pipe 14, a device room 15, a regulating tank 16, a reaction tank 17, a filter tank 18, and a clean water tank 19. The device comprises the device room 15, the regulating tank 16, the reaction tank 17, the filter tank 18, and the clean water tank 19. The regulating tank 16 is fixedly connected with a group of water inlet pipes 1 on one side. The regulating tank 16 is internally provided with the liquid level controller 2 and the lifting pump 3. The clean water tank 19 is internally provided with the liquid level controller 2 and the external discharge pump 5. The clean water tank 19 is fixedly connected with a group of water outlet pipes 14 on one side. The reaction tank 17 is internally provided with the aeration stirring system 4. The aeration stirring system 4 is connected with the electromagnetic air pump 8 through a pipeline. The reaction tank 17 is internally provided with the pH sensor 6 for detection. The device room 15 is provided with the pH display 7 and the PLC control system 9 for analyzing data and signal transmission. The device room 15 is further provided with the PAC dosing device 10, the PAM dosing device 11, the automatic acid dosing device 12, and the automatic alkali dosing device 13.

[0019] Further, the pH sensor 6 and the pH display 7 are connected through a conductive wire. The pH display 7 is used for displaying the pH value detected by the pH sensor.

[0020] Further, the water inlet pipe 1 is used for collecting the mercury-containing sewage into the regulating tank 16.

[0021] Further, the PAC dosing device 10 is used for storing and stirring the PAC medicament and adding the PAC into the reaction tank according to the instruction of the PLC control system. The PAM dosing device 11 is used for storing and stirring the PAM medicament and adding the PAM into the reaction tank according to the instruction of the PLC control system. The automatic acid dosing device 12 is used for storing and stirring the acid medicament and adding the acid into the reaction tank according to the instruction of the PLC control system. The automatic alkali dosing device 13 is used for storing and stirring the alkali medicament and adding the alkali into the reaction tank according to the instruction of the PLC control system.

[0022] Further, the PLC control system 9 is used for controlling the liquid level controller 2, the lifting pump 3, the aeration stirring system 4, the discharge pump 5, the pH sensor 6, the pH display 7, the electromagnetic air pump 8, the PAC adding device 10, the PAM adding device 11, the automatic acid adding device 12 and the automatic alkali adding device 13, and the related process equipment such as the pH display, the electromagnetic air pump, the PLC control system, the automatic acid adding device, the PAC adding device and the PAM adding device in the equipment room.

[0023] The working principle of the utility model is as follows:

[0024] The mercury-containing sewage in the stomatological department is collected through the sewage pipeline, enters the adjusting tank along the water inlet pipe 1 for water adjustment, and then is lifted to the reaction tank 17 through the adjusting tank lifting pump 3, and the electromagnetic air pump 8 is started to aerate and stir the PAC adding device 10, the PAM adding device 11, the automatic acid adding device 12, the automatic alkali adding device 13 and the reaction tank. Then, according to the pH value sensed by the pH sensor 6 in the reaction tank 16, the corresponding reagent is added for reaction, after the reaction time, the sewage is filtered through the filter tank 18, the precipitate after reaction is intercepted, the supernatant is introduced into the clean water tank 19, and finally the sewage is discharged to the hospital sewage pipeline network through the lifting pump in the clean water tank.

[0025] Finally, it should be pointed out that: first, in the description of the present application, it should be pointed out that, unless otherwise specified and limited, the terms "installation", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0026] Secondly: the utility model discloses the embodiment of the drawing, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other;

[0027] Finally: the above only for the preferred embodiment of the utility model has, and does not limit the utility model, any modification, equivalent replacement, improvement and the like made in the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A device for treating mercury-containing wastewater from a hospital stomatology department, comprising a plant room (15), characterized in that: The processing device as a whole comprises a device room (15), an adjusting tank (16), a reaction tank (17), a filter tank (18) and a clean water tank (19), one side of the adjusting tank (16) is fixedly connected with a group of water inlet pipes (1), the inside of the adjusting tank (16) is provided with a liquid level controller (2) and a lifting pump (3), the inside of the clean water tank (19) is provided with a liquid level controller (2) and an external discharge pump (5), one side of the clean water tank (19) is fixedly connected with a group of water outlet pipes (14), the reaction tank (17) is provided with an aeration stirring system (4), the aeration stirring system (4) is connected with an electromagnetic air pump (8) through a pipeline, the reaction tank (17) is provided with a pH sensor (6) for detection, the device room (15) is provided with a pH display (7) and a PLC control system (9) for analyzing data and signal transmission, and the device room (15) is further provided with a PAC dosing device (10), a PAM dosing device (11), an automatic acid dosing device (12) and an automatic alkali dosing device (13).

2. The device for treating mercury-containing wastewater in a hospital stomatology department according to claim 1, characterized in that: The pH sensor (6) and the pH display (7) are connected through a conductive wire, and the pH display (7) is used for displaying the pH value detected by the pH sensor.

3. The device for treating mercury-containing wastewater in a stomatological department of a hospital according to claim 1, characterized in that: The water inlet pipe (1) is used for collecting mercury-containing sewage into the adjusting tank (16).

4. The device for treating mercury-containing wastewater in a stomatological department of a hospital according to claim 1, characterized in that: The PAC dosing device (10) is used for storing and stirring PAC medicament, and adding PAC into the reaction tank according to the instruction of the PLC control system.

5. The device for treating mercury-containing wastewater in a stomatological department of a hospital according to claim 1, characterized in that: The PAM dosing device (11) is used for storing and stirring PAM medicament, and adding PAM into the reaction tank according to the instruction of the PLC control system.

6. The device for treating mercury-containing wastewater in a stomatological department of a hospital according to claim 1, characterized in that: The automatic acid dosing device (12) is used for storing and stirring acid medicament, and adding acid into the reaction tank according to the instruction of the PLC control system.

7. The device for treating mercury-containing wastewater in a stomatological department of a hospital according to claim 1, characterized in that: The automatic alkali dosing device (13) is used for storing and stirring alkali medicament, and adding alkali into the reaction tank according to the instruction of the PLC control system.

8. The device for treating mercury-containing wastewater in a stomatological department of a hospital according to claim 1, characterized in that: The PLC control system 9 is used for controlling the liquid level controller (2), the lifting pump (3), the aeration stirring system (4), the external discharge pump (5), the pH sensor (6), the pH display (7), the electromagnetic air pump (8), the PAC dosing device (10), the PAM dosing device (11), the automatic acid dosing device (12) and the automatic alkali dosing device (13).

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