Garlic food processing wastewater pretreatment device

Abstract

The utility model relates to the technical field of wastewater pretreatment devices, and discloses a garlic food processing wastewater pretreatment device which comprises a reactor tank body, the right side of the reactor tank body is provided with a reactor liquid level observation pipe, and the upper part of the right side of the reactor tank body is provided with a reactor overflow port; the stirrer is arranged on the upper surface of the reactor tank body, and a rotor of the stirrer is coaxially provided with a stirring paddle; the reactor water inlet pipe is arranged on the left side of the reactor tank body; acidic substances in wastewater can be neutralized through the alkali dosing device, oil-water separation can be promoted through the demulsifier dosing device, suspended solids, colloids and soluble pollutants in water can be effectively removed through the PAC dosing device, and the flocculation effect of suspended particles in sewage treatment can be enhanced and the sedimentation process can be accelerated through the PAM dosing device; the stirring paddle can be driven to rotate by starting the stirrer, so that solid particles in the wastewater can be effectively removed.

Description

TECHNICAL FIELD

[0001] The utility model relates to wastewater pretreatment device technical field, concretely is a garlic food processing wastewater pretreatment device. BACKGROUND

[0002] Wastewater pretreatment device is the important component part in wastewater treatment system, and its basic function is to remove suspended solids, oil, chemical pollutants and biodegradable substances in wastewater to reduce the burden of subsequent treatment process and improve the efficiency and stability of the whole treatment system.

[0003] Common garlic food processing wastewater pretreatment device generally adopts sedimentation tank to prevent heavy particles such as sand from entering the biological treatment unit, which affects the treatment effect, and improves the removal efficiency of suspended solids through flocculation equipment to reduce the difficulty of subsequent treatment.

[0004] However, due to the large amount of solid particles on the surface of garlic food, it is difficult to remove solid particles only by using a filter screen when pretreating wastewater during garlic food production, resulting in low removal efficiency of the pretreatment equipment and high effluent SS index. INVENTION CONTENTS

[0005] (I) technical problems solved

[0006] In view of the deficiencies in the prior art, the utility model provides a garlic food processing wastewater pretreatment device to solve the problem that it is difficult to remove solid particles only by using a filter screen, resulting in low removal efficiency of the pretreatment equipment and high effluent SS index.

[0007] (II) technical scheme

[0008] To achieve the above object, the utility model provides the following technical scheme: a garlic food processing wastewater pretreatment device, comprising:

[0009] A reactor tank body, a reactor liquid level observation tube is installed on the right side of the reactor tank body, and a reactor overflow port is formed on the upper right side of the reactor tank body;

[0010] A blender is arranged on the upper surface of the reactor tank body, and a stirring paddle is coaxially installed on the rotor of the blender;

[0011] A reactor water inlet pipe is arranged on the left side of the reactor tank body, a water inlet pipe is arranged on the left side of the reactor water inlet pipe, a water inlet pump is installed on the surface of the water inlet pipe, and a connecting pipe is installed on the left side of the water inlet pump;

[0012] An outlet pipe is arranged on the lower right side of the reactor tank body, and an outlet valve is installed on the surface of the outlet pipe;

[0013] The alkali dosing device is arranged at the left side of the reactor tank body, the reactor tank body is connected with the surface of the alkali dosing device through a pipeline, the upper surface of the reactor tank body is connected with the demulsifier dosing device through a pipeline at the left side, the upper surface of the reactor tank body is connected with the PAC dosing device through a pipeline at the right side, the upper surface of the reactor tank body is connected with the PAM dosing device through a pipeline at the right side, and liquid conveying motors are arranged on the surfaces of the pipelines connected between the reactor tank body and the alkali dosing device, the demulsifier dosing device, the PAC dosing device and the PAM dosing device.

[0014] The online pH meter is arranged at the left side of the upper surface of the reactor tank body, and the ultrasonic liquid level meter is arranged at the right side of the upper surface of the reactor tank body.

[0015] Preferably, flanges are arranged on the left end of the reactor water inlet pipe and the right end of the water inlet pipe, and bolts are rotatably arranged between the flanges, so that the water inlet pipe and the reactor water inlet pipe can be connected through the bolts.

[0016] Preferably, a cleaning port is arranged on the surface of the reactor tank body, and a sealing plate is arranged on the surface of the cleaning port and used for sealing the cleaning port.

[0017] Preferably, connecting plates are arranged on the two sides of the sealing plate and the reactor tank body, and threaded rods are uniformly arranged between the connecting plates, so that the sealing plate can be disassembled by taking out the threaded rods, and the interior of the reactor tank body is convenient to clean.

[0018] Beneficial effects

[0019] Compared with the prior art, the garlic food processing wastewater pretreatment device has the following beneficial effects:

[0020] The garlic food processing wastewater pretreatment device can neutralize acidic substances in wastewater through the alkali dosing device, promote oil-water separation through the demulsifier dosing device, effectively remove suspended solids, colloids and dissolved pollutants in water through the PAC dosing device, enhance the flocculation effect of suspended particles in wastewater treatment through the PAM dosing device, accelerate the sedimentation process, drive the stirring paddle to rotate through the starting stirrer, and thus fully mix the wastewater and the additives, so that the solid particles in the wastewater can be effectively removed. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structural schematic view of the utility model;

[0022] Figure 2 It is a structural schematic view of the reactor tank body of the utility model;

[0023] Figure 3It is the internal structure schematic view of the reactor tank body of the utility model;

[0024] Figure 4 It is the connection structure schematic view of the reactor water inlet pipe of the utility model.

[0025] In the drawing: 1, reactor tank body; 101, reactor liquid level observation pipe; 102, reactor overflow port; 2, mixer; 3, stirring paddle; 4, reactor water inlet pipe; 5, water inlet pump; 51, water inlet pipe; 6, connecting pipe; 7, water outlet pipe; 8, water outlet valve; 9, alkali dosing device; 10, demulsifier dosing device; 11, PAC dosing device; 12, PAM dosing device; 13, online pH meter; 14, ultrasonic level meter; 15, flange plate; 16, bolt; 19, cleaning port; 20, sealing plate; 21, connecting plate; 22, threaded rod. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] The utility model provides a kind of technical scheme, a garlic food processing wastewater pretreatment device, please refer to Figure 1 , including reactor tank body 1, please refer to Figure 3 , the right side of reactor tank body 1 is equipped with reactor liquid level observation pipe 101, the right side upper portion of reactor tank body 1 is equipped with reactor overflow port 102, the surface of reactor overflow port 102 is equipped with flange;

[0028] Mixer 2 is arranged on the upper surface of reactor tank body 1, and the rotor of mixer 2 is coaxially provided with stirring paddle 3;

[0029] Please refer to Figure 2 , reactor water inlet pipe 4 is arranged on the left side of reactor tank body 1, and the left side of reactor water inlet pipe 4 is provided with water inlet pipe 51, the surface of water inlet pipe 51 is equipped with water inlet pump 5, and the left side of water inlet pump 5 is equipped with connecting pipe 6;

[0030] Water outlet pipe 7 is arranged on the right lower portion of reactor tank body 1, and the surface of water outlet pipe 7 is equipped with water outlet valve 8;

[0031] Please refer to Figure 1, alkali dosing device 9, set in the left side of the reactor tank 1, the reactor tank 1 is connected with the surface of the alkali dosing device 9 through the pipeline, the upper surface of the reactor tank 1 is connected with the demulsifier dosing device 10 through the pipeline, the upper surface of the reactor tank 1 is connected with the PAC dosing device 11 through the pipeline, the upper surface of the reactor tank 1 is connected with the PAM dosing device 12 through the pipeline, the surface of the pipeline connected between the reactor tank 1 and the alkali dosing device 9, the demulsifier dosing device 10, the PAC dosing device 11 and the PAM dosing device 12 is installed with liquid conveying motor;

[0032] Please refer to Figure 2 , online pH meter 13, set in the upper surface of the reactor tank 1, the upper surface of the reactor tank 1 is installed with ultrasonic liquid level meter 14;

[0033] Through the alkali dosing device 9, the acid in the wastewater can be neutralized, through the demulsifier dosing device 10, the oil-water separation can be promoted, through the PAC dosing device 11, the suspended solids, colloids and dissolved pollutants in the water can be effectively removed, through the PAM dosing device 12, the flocculation effect of suspended particles in sewage treatment can be enhanced, the settling process can be accelerated, the starter 2 can drive the stirring paddle 3 to rotate, so that the wastewater and the additive can be fully mixed, so that the solid particles in the wastewater can be effectively removed.

[0034] Please refer to Figure 4 , the left end of the reactor inlet pipe 4 and the right end of the inlet pipe 51 are installed with flange plate 15, the flange plate 15 is screwed with bolt 16, the inlet pipe 51 and the reactor inlet pipe 4 can be connected through the bolt 16.

[0035] Please refer to Figure 3 , the surface of the reactor tank 1 is provided with cleaning port 19, please refer to Figure 2 , the surface of the cleaning port 19 is provided with sealing plate 20, the sealing plate 20 is used for sealing the cleaning port 19.

[0036] The sealing plate 20 and the two sides of the reactor tank 1 are installed with connecting plate 21, the connecting plate 21 is uniformly provided with threaded rod 22, the sealing plate 20 can be disassembled by taking out the threaded rod 22, which is convenient for cleaning the inside of the reactor tank 1.

[0037] The working procedure of the device is as follows: the reactor tank 1 is made of glass steel / SUS304, matched with a stirring machine 2 and a stirring paddle 3, and the operation is as follows: the sewage inlet pump 5 is opened manually, and the liquid level is controlled by the ultrasonic liquid level meter 14; the stirring machine 2 is started, and the ultrasonic liquid level meter 14 is set to stop at low liquid level; after the inlet pump 5 is stopped, the demulsifying agent feeding device 10 is started, and the online pH meter 13 stops when the value is below 4; after the demulsifying agent feeding device 10 is stopped, the alkali feeding device 9 is started, and stops after running to the set time; after the alkali feeding device 9 is stopped, the PAC feeding device 11 is started, and stops after running to the set time; after the PAC feeding device 11 is stopped, the PAM feeding device 12 is started, and stops after running to the set time; after the PAM feeding device 12 is stopped, the water outlet valve 8 is opened, all the sewage in the tank is pumped into the filter press to squeeze water out, the sludge is separately collected and treated, and the sewage is further treated in the subsequent treatment section; after the liquid level in the tank is reduced to the set value, the stirring machine 2 is turned off. From this, a pretreatment process is completed.

[0038] It should be noted that the relative terms such as first and second, and the like are used herein solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0039] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A garlic food processing wastewater pretreatment device, characterized in that, include: A reactor tank body (1), wherein a reactor liquid level observation tube (101) is installed on the right side of the reactor tank body (1), and a reactor overflow port (102) is opened on the upper right side of the reactor tank body (1); A stirrer (2) is arranged on the upper surface of the reactor tank (1), and a stirring paddle (3) is coaxially mounted on the rotor of the stirrer (2); A reactor water inlet pipe (4) is provided on the left side of the reactor tank (1); a water inlet pipe (51) is provided on the left side of the reactor water inlet pipe (4); a water inlet pump (5) is installed on the surface of the water inlet pipe (51); and a connecting pipe (6) is installed on the left side of the water inlet pump (5); A water outlet pipe (7) is provided at the lower right side of the reactor tank (1), and a water outlet valve (8) is installed on the surface of the water outlet pipe (7); An alkali dosing device (9) is arranged on the left side of the reactor tank (1); the reactor tank (1) is connected to the surface of the alkali dosing device (9) via a pipeline; a demulsifier dosing device (10) is connected to the left side of the upper surface of the reactor tank (1) via a pipeline; a PAC dosing device (11) is connected to the right side of the upper surface of the reactor tank (1) via a pipeline; a PAM dosing device (12) is connected to the right side of the upper surface of the reactor tank (1) via a pipeline; and liquid conveying motors are installed on the surfaces of the pipelines connecting the reactor tank (1) and the alkali dosing device (9), the demulsifier dosing device (10), the PAC dosing device (11), and the PAM dosing device (12); An online pH meter (13) is arranged on the left side of the upper surface of the reactor tank (1), and an ultrasonic level meter (14) is installed on the right side of the upper surface of the reactor tank (1).

2. A garlic food processing wastewater pretreatment device according to claim 1, characterized in that: The left end of the reactor water inlet pipe (4) and the right end of the water inlet pipe (51) are both installed with flanges (15), and bolts (16) are screwed between the flanges (15).

3. A garlic food processing wastewater pretreatment device according to claim 1, characterized in that: A cleaning port (19) is provided on the surface of the reactor tank (1), and a sealing plate (20) is provided on the surface of the cleaning port (19).

4. A garlic food processing wastewater pretreatment device according to claim 3, characterized in that: Connecting plates (21) are installed on both sides of the sealing plate (20) and the reactor tank body (1), and threaded rods (22) are evenly distributed between the connecting plates (21).

Images