Sewage flocculation dosing device

Abstract

The utility model discloses a sewage flocculation dosing device which comprises a tank body and a conveying structure connected with the tank body, the conveying structure is a spiral pipeline, a flocculating agent inlet is arranged at the bottom of the spiral pipeline, a flocculating agent outlet is arranged at the top of the spiral pipeline, and a shunting cylinder is arranged at the top of the tank body. Two groups of output pipelines are arranged at the bottom of the shunting cylinder and communicated with the top of the tank body; an opening is formed in the top of the shunting cylinder and communicated with the flocculant outlet; a motor is arranged in the center of the tank body, the output end of the motor is connected with a rotating rod, the rotating rod is arranged in the tank body, and an upper stirring blade, a middle stirring blade and a bottom scraping and sweeping blade are sequentially arranged on the rotating rod in the tank body from top to bottom. The spiral pipeline is arranged at the top of the cylinder body, so that a flocculating agent does not need to be manually carried, and the burden of personnel is reduced; a plurality of groups of stirring blades are arranged in the tank body, so that the flocculating agent can be quickly stirred and dissolved, the bottom scraping and sweeping blades prevent the flocculating agent from depositing, and the conditions that the bottom of the tank body is accumulated and cannot be cleaned are further avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of sewage treatment, especially a sewage flocculation dosing device. BACKGROUND

[0002] The flocculant dosing device is used for neutralizing the difficult-to-separate particles or granules with negative electricity in water by the positive electric group in the flocculant, reducing the electric potential, and making the particles in unstable state, and then making the particles gather by the polymerization property to form larger flocculation, thereby facilitating the subsequent filtering, precipitation and other processing steps.

[0003] The traditional flocculant dosing device has a single inlet, and the flocculant is concentrated and falls on the top of the tank body. During stirring, the flocculant is difficult to disperse, and the change of temperature may affect the stability of the flocculant, resulting in the deposition of the flocculant at the bottom of the tank body. It is troublesome to clean the bottom of the tank body. UTILITY MODEL CONTENTS

[0004] The utility model discloses a sewage flocculation dosing device which is convenient to add flocculant and has high dissolving efficiency.

[0005] The utility model discloses a sewage flocculation dosing device which is convenient to add flocculant and has high dissolving efficiency.

[0006] Preferably, the upper stirring piece is composed of a side plate and a main plate, the main plate is arranged at an acute angle with the rotation direction, and the side plate is installed at one end of the main plate close to the inner wall of the tank body and faces the same direction as the rotation direction.

[0007] Preferably, a conical guide hole is arranged at the opening of the shunt cylinder, a shunt plate is arranged below the conical guide hole, and the outlets on both sides of the shunt plate are communicated with the output pipes.

[0008] Preferably, the bottom scraping piece is composed of a fixed plate and a rolling brush, and the rolling brush abuts against the bottom of the tank body.

[0009] Preferably, an auxiliary support is arranged on the rotating rod between the middle stirring piece and the bottom scraping piece, the auxiliary support is fixed on the inner wall of the tank body at both ends, and a bearing is arranged between the auxiliary support and the rotating rod.

[0010] Preferably, the support frame is arranged between the spiral pipeline and the tank body and between the flow distribution cylinder and the tank body.

[0011] Compared with the prior art, the utility model has the advantages of:

[0012] 1、In the top of the cylinder body set spiral pipeline, flocculating agent only needs to be poured into the bottom entrance to start the motor and can be transported to the top, without manual carrying, reducing the personnel burden and improving the work efficiency;

[0013] 2、Adopt the flow distribution cylinder to distribute the flocculating agent after conveying, relative to the traditional single outlet changes into two outlets, so that it can fall into the inside two sides of the tank body at the same time, avoids the accumulation at the same place, improves the stirring efficiency;

[0014] 3、In the tank body sets up successively upper stirring piece, middle stirring piece and bottom scraping piece, the upper stirring piece sets up as the inclined shape of certain angle, so that it can quickly press the falling flocculating agent into the water when rotating, avoids the caking phenomenon;The middle stirring piece is used for improving the stirring efficiency;The bottom scraping piece avoids the flocculating agent deposition, further avoids the situation that the tank body bottom is accumulated and cannot be cleaned. BRIEF DESCRIPTION OF DRAWINGS

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

[0016] Figure 2 It is the structural schematic diagram of the utility model upper stirring piece.

[0017] Among them, 1 tank body, 2 conveying structure, 201 flocculating agent entrance, 202 flocculating agent outlet, 3 flow distribution cylinder, 301 output pipeline, 302 opening, 303 conical guide port, 304 flow distribution plate, 4 motor, 5 rotating rod, 6 upper stirring piece, 601 side plate, 602 main plate, 7 middle stirring piece, 8 bottom scraping piece, 801 fixed plate, 802 rolling brush, 9 auxiliary support, 10 support frame. DETAILED DESCRIPTION

[0018] The following by specific embodiment illustrates the embodiment of the utility model of the person skilled in the art can easily understand the other advantages and effects of the utility model from the content disclosed in the specification.

[0019] It should be understood that, in the description of the utility model, it needs to be explained that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the utility model product is used, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a specific orientation, structure and operation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" and the like are only used for differentiation in description and cannot be understood as indicating or implying relative importance. The terms "horizontal", "vertical", "overhanging" and the like do not mean that the components must be absolutely horizontal or overhanging, but can be slightly inclined. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0020] In the description of the utility model, it also needs to be explained that, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "connection" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0021] As shown in Figures 1-2 A sewage flocculation dosing device, comprising a tank body 1 and a conveying structure 2 connected with the tank body 1, the conveying structure 2 is a spiral pipeline, the bottom of the spiral pipeline is provided with a flocculant inlet 201, the top of the spiral pipeline is provided with a flocculant outlet 202, the top of the tank body 1 is provided with a flow divider 3, the bottom of the flow divider 3 is provided with two groups of output pipelines 301 which are communicated with the top of the tank body 1, the top of the flow divider 3 is provided with an opening 302 which is communicated with the flocculant outlet 202; the center of the tank body 1 is provided with a motor 4, the output end of the motor 4 is connected with a rotating rod 5, the rotating rod 5 is arranged in the tank body 1, and the rotating rod 5 in the tank body 1 is sequentially provided with an upper stirring blade 6, a middle stirring blade 7 and a bottom scraping blade 8 from top to bottom.

[0022] As shown in Figures 1-2 The upper stirring blade 6 is composed of a side plate 601 and a main plate 602, the installation angle of the main plate 602 and the rotation direction is set at an acute angle, the side plate 601 is installed to one end of the main plate close to the inner wall of the tank and faces the same direction as the rotation direction, so that it can quickly press the falling flocculant into the water when rotating, avoiding floating above the water surface.

[0023] As shown in Figure 1As shown, the top of the flow dividing cylinder 3 is provided with a tapered guide 303, and a flow dividing plate 304 is arranged below the tapered guide 303, and the outlets on both sides of the flow dividing plate 304 are communicated with the output pipeline 301, the flocculant after being conveyed is divided by the flow dividing cylinder, and the two outlets are changed from the traditional single outlet, so that the flocculant can fall into the tank on both sides at the same time, thereby avoiding accumulation at the same place and improving the stirring efficiency.

[0024] As shown in the drawings, Figure 1 The bottom scraping piece 8 is composed of a fixed plate 801 and a rolling brush 802, the rolling brush 802 is in contact with the bottom of the tank 1, and the flocculant deposited on the bottom can be scraped up in the rotating process of the rolling brush, thereby avoiding long-term accumulation on the bottom and increasing the difficulty of later cleaning.

[0025] As shown in the drawings, Figure 1 An auxiliary support 9 is arranged on the rotating rod 5 between the middle stirring piece 7 and the bottom scraping piece 8, the auxiliary support 9 is fixed on the inner wall of the tank 1 at both ends, and a bearing is arranged between the auxiliary support 9 and the rotating rod 5, in the case that the rotating rod is rotated at high speed or is disturbed externally, the end of the rotating rod can shake significantly, the shaking not only reduces the accuracy and stability of the system, but also can damage the system, and the auxiliary support is arranged to avoid excessive shaking of the end of the rotating rod under the driving of the motor.

[0026] As shown in the drawings, Figure 1 Support frames 10 are arranged between the spiral pipeline and the tank 1 and between the flow dividing cylinder 3 and the tank 1, thereby improving the stability of the spiral pipeline and the flow dividing cylinder.

[0027] The working principle of the utility model is described as follows: in use, the flocculant is put into the flocculant inlet, conveyed to the top of the tank by the conveying structure, and dispersed to both sides of the tank by the flow dividing plate, the upper stirring piece, the middle stirring piece and the bottom scraping piece are arranged in the tank in sequence, the upper stirring piece is arranged in an inclined shape at a certain angle, so that the flocculant falling down can be quickly pressed into water in the rotating process, thereby avoiding phenomena such as caking; the middle stirring piece is used to improve the stirring efficiency; and the bottom scraping piece avoids deposition of the flocculant and further avoids accumulation at the bottom of the tank, thereby avoiding the situation that the tank cannot be cleaned.

[0028] The above-described embodiments are only used to describe the preferred embodiments of the utility model, and do not limit the design concept and scope of the utility model. Various modifications and improvements to the technical solutions of the utility model made by those skilled in the art without departing from the design concept of the utility model shall fall within the protection scope of the utility model, and the technical content claimed by the utility model has been recorded in the claims.

Claims

1. A sewage flocculation dosing device, characterized in that, The utility model provides a flocculating agent feeding device, which comprises a tank body and a conveying structure connected with the tank body, wherein the conveying structure is a spiral pipeline, the bottom of the spiral pipeline is provided with a flocculating agent inlet, the top of the spiral pipeline is provided with a flocculating agent outlet, the top of the tank body is provided with a flow dividing cylinder, the bottom of the flow dividing cylinder is provided with two groups of output pipelines in communication with the top of the tank body, and the top of the flow dividing cylinder is provided with an opening in communication with the flocculating agent outlet; a motor is arranged at the center of the tank body, a rotating rod is connected to the output end of the motor, the rotating rod is arranged in the tank body, and upper stirring blades, middle stirring blades and bottom scraping blades are sequentially arranged on the rotating rod in the tank body from top to bottom.

2. The sewage flocculation dosing device according to claim 1, characterized in that, The upper stirring blades are composed of side plates and main plates, the main plates are arranged at an acute angle with the rotating direction, and the side plates are arranged on one end of the main plates close to the inner wall of the tank body and face the same direction as the rotating direction.

3. The sewage flocculation dosing device according to claim 1, characterized in that, A conical guide opening is arranged at the opening in the top of the flow dividing cylinder, a flow dividing plate is arranged below the conical guide opening, and the outlets on both sides of the flow dividing plate are in communication with the output pipelines.

4. The sewage flocculation dosing device according to claim 1, characterized in that, The bottom scraping blades are composed of fixed plates and rolling brushes, and the rolling brushes abut against the bottom of the tank body.

5. The sewage flocculation dosing device according to claim 1, characterized in that, Auxiliary supports are arranged on the rotating rod between the middle stirring blades and the bottom scraping blades, the two ends of the auxiliary supports are fixed to the inner wall of the tank body, and bearings are arranged between the auxiliary supports and the rotating rod.

6. The sewage flocculation dosing device according to claim 1, characterized in that, Support frames are arranged between the spiral pipeline and the tank body and between the flow dividing cylinder and the tank body.

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