CN210385589U - Lime medicament preparation device - Google Patents

Abstract

The utility model provides a lime medicament preparation device, including lime feed bin, lime medicament configuration jar, be provided with feed bin pan feeding mouth and feed bin discharge gate on the lime feed bin, be provided with preparation jar pan feeding mouth and preparation jar discharge gate on the lime medicament configuration jar, preparation jar pan feeding mouth is connected with lime medicament honeycomb duct, the feed bin discharge gate passes through screw rod delivery pump and lime medicament honeycomb duct connection, is provided with the timing starter on the screw rod delivery pump, the timing starter is connected with first motor through the shaft coupling; and a stirring paddle blade is arranged in the lime medicament configuration tank and is connected with a second motor through a rotating shaft. The utility model discloses can automatic configuration be used for PH waste water neutralization treatment required lime medicament, and raise dust can not appear and become the influence to environment and people.

Description

Lime medicament preparation device

Technical Field

The utility model relates to a sewage treatment field specifically discloses a lime medicament configuration device.

Background

In the treatment of PCB electroplating wastewater, the wastewater quality is mainly acidic, and alkaline substances such as calcium hydroxide are added to improve the PH value in order to achieve the treatment effect.

The existing lime feeding is basically manually fed or manually fed by a simple bunker. There are too many unsafe factors in the process of adding lime manually, such as: lime splashes to hurt eyes and skin, and lime inside the package generates heat when meeting water to cause burning out of the outer package, fire and the like. When lime is added, dust flies upward to cause bad influence on human bodies and the environment: the corrosion inhibitor has the advantages of causing certain damage to human bodies, causing pollution to the environment, corroding machine equipment on site to different degrees, and increasing the maintenance cost of the field equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lime medicament configuration device to the technical defect who appears the lime raise dust when carrying out the neutralization to waste water PH among the solution prior art.

In order to achieve the purpose, the utility model provides a lime medicament configuration device, which comprises a lime bin, a lime medicament configuration tank, a bin feeding port and a bin discharging port which are arranged on the lime bin, a preparation tank feeding port and a preparation tank discharging port which are arranged on the lime medicament configuration tank, wherein the preparation tank feeding port is connected with a lime medicament flow guide pipe, the bin discharging port is connected with the lime medicament flow guide pipe through a screw conveying pump, the screw conveying pump is provided with a timing starter, and the timing starter is connected with a first motor through a coupling; and a stirring paddle blade is arranged in the lime medicament configuration tank and is connected with a second motor through a rotating shaft.

Preferably, a tap water inlet pipe is further arranged on the lime agent configuration tank, the tap water inlet pipe is connected with an external tap water pipe, and a tap water electromagnetic valve is arranged on the tap water inlet pipe.

Preferably, an electromagnetic liquid level meter is further arranged in the lime medicament configuration tank and connected with a tap water electromagnetic valve.

Preferably, the lime agent configuration tank is further provided with a manhole.

Preferably, the lime medicament configuration tank and the lime bin are both provided with air holes.

Preferably, the preparation tank discharge port is connected with one end of a medicament delivery pipeline, and the other end of the medicament delivery pipeline is connected with an external wastewater storage device.

Preferably, a medicament delivery pump is further arranged on the medicament delivery pipeline, and the medicament delivery pump is determined to be opened or closed according to the PH value of the wastewater in the wastewater storage device.

The utility model discloses following beneficial effect has:

1. the utility model discloses can automatic configuration be used for PH waste water neutralization treatment required lime medicament, and raise dust can not appear and become the influence to environment and people.

2. The utility model discloses an automatic feed and the water supply of carrying on of screw rod delivery pump and running water solenoid valve guarantee the measurement of lime medicament, carry out the input of lime medicament measurement automatically through the pH value in the waste water storage device, guarantee the balance of waste water pH value. All processes are automatically completed, and only the setting is carried out in the early stage, so that a large amount of human resources are saved.

The present invention will be described in further detail below with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

fig. 1 is a structural diagram of a lime chemical preparation device according to a preferred embodiment of the present invention.

Wherein, 1, a lime bin; 11. a bin feed inlet; 12. a discharge port of the storage bin; 2. a screw transfer pump; 3. a lime medicament guide pipe; 4. a first motor; 5. a lime agent preparation tank; 51. a tap water inlet pipe; 52. a tap water solenoid valve; 53. a second motor; 54. a stirring paddle; 55. a manhole; 56. a medicament delivery pump; 57. a medicament delivery conduit; 58. preparing a discharge port of the tank; 59. preparing a tank feeding port; 6. and (4) air holes.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

The utility model provides a lime medicament configuration device, refer to fig. 1, including lime feed bin 1, lime medicament configuration jar 5, be provided with feed bin pan feeding mouth 11 and feed bin discharge gate 12 on the lime feed bin 1, be provided with preparation jar pan feeding mouth 59 and preparation jar discharge gate 58 on the lime medicament configuration jar 5, preparation jar pan feeding mouth 59 is connected with lime medicament honeycomb duct 3, feed bin discharge gate 12 is connected with lime medicament honeycomb duct 3 through screw rod delivery pump 2, be provided with the timing starter on screw rod delivery pump 2, the timing starter is connected with first motor 4 through the shaft coupling; a stirring blade 54 is arranged in the lime agent configuration tank 5, and the stirring blade 54 is connected with a second motor 53 through a rotating shaft.

Lime filling car is direct to be carried lime to lime feed bin 1 through feed bin pan feeding mouth 11 in, and lime piles up in the bottom of lime feed bin 1 because of the effect of gravity. The bin discharge port 12 is arranged at the bottom of the lime bin 1 to facilitate lime output. The discharge port 12 of the storage bin is connected with the lime medicament flow guide pipe 3 through the screw conveying pump 2 and is controlled through the first motor 4 connected with the screw conveying pump through a coupling, the motor sets the starting time, and the screw conveying pump 2 is provided with the timing starter which can adjust the starting time, the duration and the interval time. According to the quality of the wastewater, the dosage in unit time is evaluated, a timing starter connected with the screw conveying pump 2 is set, and the unit conveying capacity of the screw conveyor is combined. Given are, requirements and equipment parameters, such as: 150kg of lime is needed per hour; and the screw pump can pump 15kg of lime per minute, and the time parameter is set, and the screw pump is started for 5 minutes every half hour. Lime is subjected to lime agent preparation tank 5 through lime agent diversion pipe 3 and preparation tank feeding port 59, and reacts with water in lime agent preparation tank 5 to generate lime agent. The stirring blade 54 is rotated by the second motor 53 connected by a rotating shaft so that the lime is sufficiently mixed and reacted with the moisture.

Preferably, the lime chemical tank 5 is further provided with a tap water inlet pipe 51, the tap water inlet pipe 51 is connected to an external tap water pipe, and the tap water inlet pipe 51 is provided with a tap water solenoid valve 52.

In order to ensure the moisture in the lime chemical preparation tank, the tap water solenoid valve 52 is opened and closed as required. And opening the valve, replenishing water to the lime solvent preparation barrel, closing the valve and stopping replenishing water.

Preferably, an electromagnetic liquid level meter is further disposed in the lime chemical preparation tank 5, and the electromagnetic liquid level meter is connected to the tap water electromagnetic valve 52.

The electromagnetic liquid level meter can effectively control the tap water electromagnetic valve 52. The electromagnetic liquid level meter can read liquid level data of the medicament barrel and define high, medium and low data. When the lime solvent is at the low and medium liquid levels, the opening signal of the electromagnetic liquid level meter is transmitted to the tap water electromagnetic valve 52, and the valve is opened to supplement water for the lime solvent preparation barrel; when the liquid level is high, the closing signal of the electromagnetic liquid level meter is transmitted to the electromagnetic valve on the tap water pipe, the valve is closed, and water supplement is stopped.

Preferably, the lime chemical preparation tank 5 is further provided with a manhole 55.

The manhole 55 can be accessed by a service man when a trouble, such as a blockage or a trouble of the stirring blade 54, occurs in the lime chemical preparation tank 5.

Preferably, the lime agent preparation tank 5 and the lime bin 1 are both provided with air holes 6.

Since the lime filling vehicle generates a high pressure when transporting lime and the lime enters the lime chemical preparation tank 5 through the lime chemical diversion pipe 3, air holes are formed in order to balance the air pressure.

Preferably, the dispensing tank outlet 58 is connected to one end of the drug delivery line 57, and the other end of the drug delivery line 57 is connected to an external waste water storage device.

After the lime medicament is prepared, the lime medicament can directly enter the medicament conveying pipeline 57 through the discharge hole so as to enter a waste water storage device, namely a waste water pool. The neutralization of the PH value of the wastewater is automatically completed.

Preferably, the drug delivery pipe 57 is further provided with a drug delivery pump 56, and the drug delivery pump 56 is opened or closed according to the PH of the wastewater in the wastewater storage device.

The medicament delivery pump 56 can select different wastewater pools for delivering lime medicaments; the medication delivery pump 56 also determines whether to turn on based on the PH in the waste reservoir. Setting high and low points according to the PH value of the wastewater reaction tank, such as: a high point at a pH of 7.8, which signals the drug delivery pump 56 to stop operation of the drug delivery pump 56; the PH is low at 6.5 and the signal is sent to the reagent delivery pump 56, which pump 56 is turned on and lime reagent is supplied to the reaction cell.

Above automatic control, when waste water quality of water takes place great change, can adjust above-mentioned parameter: if the time setting on the timing starter of the screw conveying pump 2 is adjusted, the time setting comprises starting time, duration and interval time; the setting of high and low points on the PH of the reaction tank can be adjusted; the definition of high, medium and low liquid levels of the liquid level can be adjusted.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The lime medicament preparation device is characterized by comprising a lime bin (1), a lime medicament preparation tank (5), wherein a bin feeding port (11) and a bin discharging port (12) are formed in the lime bin (1), a preparation tank feeding port (59) and a preparation tank discharging port (58) are formed in the lime medicament preparation tank (5), the preparation tank feeding port (59) is connected with a lime medicament flow guide pipe (3), the bin discharging port (12) is connected with the lime medicament flow guide pipe (3) through a screw conveying pump (2), a timing starter is arranged on the screw conveying pump (2), and the timing starter is connected with a first motor (4) through a coupling; and a stirring blade (54) is arranged in the lime medicament configuration tank (5), and the stirring blade (54) is connected with a second motor (53) through a rotating shaft.

2. The lime chemical preparation device according to claim 1, wherein a tap water inlet pipe (51) is further disposed on the lime chemical preparation tank (5), the tap water inlet pipe (51) is connected to an external tap water pipe, and a tap water solenoid valve (52) is disposed on the tap water inlet pipe (51).

3. The lime chemical preparation device according to claim 2, wherein an electromagnetic liquid level meter is further disposed in the lime chemical preparation tank (5), and the electromagnetic liquid level meter is connected to the tap water solenoid valve (52).

4. The lime chemical preparation device according to claim 1, wherein the lime chemical preparation tank (5) is further provided with a manhole (55).

5. The lime chemical preparation device according to claim 1, wherein the lime chemical preparation tank (5) and the lime silo (1) are provided with air holes (6).

6. A lime chemical preparation device according to any one of claims 1 to 5, wherein the outlet (58) of the preparation tank is connected to one end of a chemical delivery pipe (57), and the other end of the chemical delivery pipe (57) is connected to an external waste water storage device.

7. A lime chemical preparation device according to claim 6, wherein a chemical delivery pump (56) is further provided on the chemical delivery pipeline (57), and the chemical delivery pump (56) is configured to open or close according to the pH value of the wastewater in the wastewater storage device.

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