CN223069132U - A micro-sand loading high-efficiency sedimentation tank with sludge concentration function - Google Patents

Abstract

The utility model belongs to the technical field of sewage treatment, especially a micro-sand loaded high-efficiency sedimentation tank with sludge concentration function. When the micro-sand loaded high-efficiency sedimentation tank is in use, coagulants and flocculants are added into the tank for stirring and mixing. The sediment attached to the fine sand particles has a high water content, occupies a large space, and direct discharge will also affect the water purification rate. The following scheme is proposed, including a reaction tank, one side of the reaction tank is connected to an access pipe for conveying sewage, the access pipe is provided with a corresponding first control valve, and a horizontal plate is provided above the reaction tank, and a transmission rod is rotatably installed at the center of the bottom of the horizontal plate. When the utility model is in use, a compression filter assembly is used to compress the sludge, which significantly reduces the water content of the sludge and reduces the difficulty and cost of subsequent treatment. Through the design of the fixed assembly, the horizontal plate can be easily installed and disassembled, which is convenient for inspection and maintenance of the inside of the reaction tank.

Description

Micro-sand loading efficient sedimentation tank with sludge concentration function

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a micro-sand loading efficient sedimentation tank with a sludge concentration function.

Background

The utility model discloses a micro sand loading efficient sedimentation tank, which is a technology for improving sedimentation efficiency in sewage treatment, wherein micro sand particles (sand particles with the diameter of 0.1-0.4 mm are usually added into the sedimentation tank to enhance the sedimentation effect of suspended matters and colloid substances, and a coagulant and a flocculant are added into the tank for stirring and mixing when the micro sand loading efficient sedimentation tank is used at present, so that the water content of sediment attached to the micro sand particles is higher, the occupied space is larger, the water purification rate is influenced by direct discharge, and the micro sand loading efficient sedimentation tank with a sludge concentration function is provided according to the document of the utility model.

Disclosure of utility model

The utility model provides a micro-sand loading efficient sedimentation tank with a sludge concentration function, which solves the defects that in the prior art, when the micro-sand loading efficient sedimentation tank is used, a coagulant and a flocculant are added into the tank for stirring and mixing, the water content of sediment attached to micro-sand grains is higher, the occupied space is larger, and the water purification rate is influenced by direct discharge.

The utility model provides the following technical scheme:

A micro sand loading efficient sedimentation tank with a sludge concentration function, comprising:

The sewage treatment device comprises a reaction tank, wherein one side of the reaction tank is communicated with an access pipe for conveying sewage, a corresponding first control valve is arranged on the access pipe, a transverse plate is arranged above the reaction tank, a transmission rod is rotatably arranged in the center of the bottom of the transverse plate, a fan-shaped stirring blade for stirring and mixing coagulant, flocculant, micro sand and sewage is fixedly arranged at the bottom end of the transmission rod, a water pump is fixedly arranged at the top of the transverse plate, a liquid suction pipe at the input end of the water pump extends into the reaction tank, and a compression box is communicated with the other end of the conveying pipe at the output end of the water pump;

The fixing assembly is arranged at the top of the reaction tank and is used for conveniently installing the transverse plate so as to facilitate equipment overhaul;

and the compression filter assembly is arranged on the compression box and used for reducing the water content of sediment attached to the micro sand.

In one possible design, the fixing component comprises two I-shaped supports which are symmetrically and fixedly arranged at the top of the reaction tank, a notch for clamping a transverse plate is formed in the top of each I-shaped support, and two limiting plates for improving the clamping stability of each transverse plate are symmetrically and fixedly arranged at the bottom of each transverse plate.

In one possible design, the compression filter component comprises a U-shaped frame fixedly arranged at the top of the compression box, an electric push rod is fixedly arranged at the center of the bottom of the U-shaped frame, a pressing plate matched with the size of the box opening of the compression box is fixedly arranged at the output end of the electric push rod, a dirt collecting box provided with a filter screen and a filter core is slidably arranged in a sliding groove on one side of the compression box, and two handles are symmetrically and fixedly arranged on the outer side of the dirt collecting box.

In one possible design, the bottom of the compression box is fixedly provided with a water receiving box, one side of the water receiving box is communicated with a drain pipe, and a corresponding second control valve is arranged on the drain pipe.

In one possible design, the dirt collecting box and the compression box are fixed by the same bolt.

In one possible design, the top end of the transmission rod penetrates through the top of the transverse plate and is fixedly provided with a first bevel gear, the rotating shaft of the water pump extends out of the water pump and is fixedly connected with a second bevel gear, and the second bevel gear is meshed with the first bevel gear.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.

The working principle and the using flow of the technical scheme are as follows:

When the sewage treatment device is used, the first control valve is opened, sewage to be treated is input into the reaction tank through the access pipe, meanwhile, a proper amount of coagulant, flocculant and micro-sand are added into the reaction tank, the water pump is started, the rotating shaft of the water pump drives the second bevel gear to rotate, and as the second bevel gear is meshed with the first bevel gear, the transmission rod and the fan-shaped stirring blade are driven to rotate, the fan-shaped stirring blade is rapidly stirred in the reaction tank, so that the coagulant, the flocculant, the micro-sand and the sewage are fully mixed, and larger floccules are formed and are attached to the micro-sand;

After stirring and reaction for a period of time, the sediment attached to the micro sand is increased, the water pump conveys the mixed solution containing the micro sand and the sediment into the compression box through the liquid suction pipe and the conveying pipe, the electric push rod enables the pressing plate to move downwards in the compression box to compress sludge in the mixed solution, the water content of the sludge is reduced, clear water generated in the compression process is discharged into the water receiving box after being further purified through the filter screen and the filter element of the sewage collecting box, the second control valve is opened, sewage in the water receiving box is discharged through the water discharging pipe, bolts between the sewage collecting box and the compression box are periodically opened, the sewage collecting box is taken out, and the sludge and impurities in the sewage are cleaned.

The utility model has the following beneficial effects:

According to the utility model, the compression filter assembly is adopted to compress the sludge, so that the water content of the sludge is obviously reduced, the difficulty and cost of subsequent treatment are reduced, and the transverse plate can be conveniently installed and detached by virtue of the design of the fixing assembly, so that the interior of the reaction tank is convenient to overhaul and maintain.

Drawings

Fig. 1 is a schematic perspective view of a micro-sand loading efficient sedimentation tank with a sludge concentration function according to an embodiment of the present utility model;

Fig. 2 is a schematic diagram of a structure of separating a fixing component and a transverse plate of a micro-sand loading efficient sedimentation tank with a sludge concentration function according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a compression filter assembly of a micro-sand loading efficient sedimentation tank with a sludge concentration function according to an embodiment of the present utility model;

Fig. 4 is a schematic diagram of the internal structure of a compression tank of a micro-sand loading efficient sedimentation tank with a sludge concentration function provided by the embodiment of the utility model.

Reference numeral 1, a reaction tank; 2, an access pipe, 3, a first control valve, 4, an I-shaped support, 5, a transverse plate, 6, a transmission rod, 7, a fan-shaped stirring blade, 8, a limiting plate, 9, a notch, 10, a water pump, 11, a first bevel gear, 12, a second bevel gear, 13, a liquid suction pipe, 14, a conveying pipe, 15, a compression box, 16, a dirt collecting box, 17, a handle, 18, a U-shaped frame, 19, an electric push rod, 20, a pressing plate, 21, a bolt, 22, a water receiving box, 23, a drain pipe, 24 and a second control valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "open," "upper," "middle," "length," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In order to keep the following description of the embodiments of the present utility model clear and concise, the detailed description of known functions and known components thereof have been omitted.

Example 1

Referring to fig. 1 to 4, a sedimentation tank comprises a reaction tank 1, wherein the shape and the size of the reaction tank 1 are determined according to actual needs, an access pipe 2 is arranged on one side of the reaction tank 1 and is used for conveying sewage to be treated into the reaction tank 1, a first control valve 3 is arranged on the access pipe 2 to control the inflow of the sewage, a transverse plate 5 is arranged above the reaction tank 1, the transverse plate 5 is firmly arranged at the top of the reaction tank 1 through a fixing component, a transmission rod 6 is rotatably arranged in the center of the bottom of the transverse plate 5, and a fan-shaped stirring blade 7 is fixedly arranged at the bottom end of the transmission rod 6 and is used for stirring and mixing coagulant, flocculant, micro sand and sewage in the reaction tank 1;

A water pump 10 is fixedly arranged at the top of the transverse plate 5, the input end of the water pump 10 extends into the reaction tank 1 through a liquid suction pipe 13 and is used for sucking mixed liquid, the output end of the water pump 10 is connected with a compression box 15 through a conveying pipe 14, and the mixed liquid is conveyed to the compression box 15 for further treatment;

The fixing component is arranged at the top of the reaction tank 1 and is used for conveniently installing the transverse plates 5 for equipment maintenance, and comprises two I-shaped supports 4 symmetrically fixed at the top of the reaction tank 1, a notch 9 is formed in the top of each I-shaped support 4 and is used for clamping the transverse plates 5, two limiting plates 8 are symmetrically arranged at the bottoms of the transverse plates 5 so as to increase the stability of the transverse plates 5 on the I-shaped supports 4, and when the transverse plates 5 are placed on the I-shaped supports 4, the limiting plates 8 can increase the stability of the transverse plates 5 and prevent the transverse plates from shaking;

The compression filter assembly is arranged on the compression box 15 and used for reducing the water content of sediment attached to the micro sand, the compression filter assembly comprises a U-shaped frame 18 fixedly arranged at the top of the compression box 15, an electric push rod 19 is fixedly arranged at the bottom of the U-shaped frame 18, the output end of the electric push rod 19 is connected with a pressing plate 20, the size of the pressing plate 20 is matched with the box opening of the compression box 15 and used for compressing sludge in the box, a chute is formed in one side of the compression box 15, a dirt collecting box 16 provided with a filter screen and a filter element is slidably arranged, the dirt collecting box 16 is slidably arranged through the chute and is convenient to take out and clean, two grips 17 are arranged at the outer side of the dirt collecting box 16 and are convenient to hold by operators, and the dirt collecting box 16 is fixed with the compression box 15 through bolts 21, so that the dirt collecting box 16 cannot shift in the compression process is ensured;

A water receiving tank 22 is installed at the bottom of the compression tank 15 for collecting clean water discharged during the compression process, a drain pipe 23 is communicated with one side of the water receiving tank 22, and a second control valve 24 is installed on the drain pipe 23 to control the discharge of the clean water.

The application can be used for a micro sand loading sedimentation tank and can also be used in other fields suitable for the application.

Example two

An improvement on the basis of the first embodiment is that a micro sand loading efficient sedimentation tank with a sludge concentration function is applied to the field of sewage treatment, referring to fig. 1-2, the top end of a transmission rod 6 penetrates through the top of a transverse plate 5 and is fixedly provided with a first bevel gear 11, the rotating shaft of a water pump 10 extends out of the water pump 10 and is fixedly connected with a second bevel gear 12, the second bevel gear 12 is meshed with the first bevel gear 11, and when the water pump 10 works, the rotating shaft drives the second bevel gear 12 to rotate, so that the transmission rod 6 and a stirring blade 7 rotate through gear transmission.

However, as well known to those skilled in the art, the working principles and wiring methods of the water pump 10 and the electric push rod 19 are common, which are all conventional means or common general knowledge, and are not described herein in detail, and any choice can be made by those skilled in the art according to their needs or convenience.

The present utility model is not limited to the above embodiments, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present utility model, and the embodiments and features of the embodiments can be combined without conflict. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (6)

1. A micro-sand loading high-efficiency sedimentation tank with sludge concentration function, characterized by comprising: A reaction tank (1), one side of the reaction tank (1) is connected to an access pipe (2) for conveying sewage, the access pipe (2) is provided with a corresponding first control valve (3), a horizontal plate (5) is provided above the reaction tank (1), a transmission rod (6) is rotatably mounted at the center of the bottom of the horizontal plate (5), a fan-shaped stirring blade (7) for stirring and mixing coagulant, flocculant, micro sand and sewage is fixedly mounted at the bottom end of the transmission rod (6), a water pump (10) is fixedly mounted on the top of the horizontal plate (5), a liquid extraction pipe (13) at the input end of the water pump (10) extends into the reaction tank (1), and the other end of the delivery pipe (14) at the output end of the water pump (10) is connected to a compression box (15); A fixed assembly is arranged on the top of the reaction tank (1) and is used to conveniently install a horizontal plate (5) for equipment maintenance; The compression filter assembly is arranged on the compression box (15) and is used to reduce the water content of the sediment attached to the micro-sand. 2. According to a micro-sand loaded high-efficiency sedimentation tank with sludge concentration function as described in claim 1, it is characterized in that the fixing component includes two I-shaped supports (4) symmetrically fixedly arranged on the top of the reaction tank (1), the top of the I-shaped support (4) is provided with a notch (9) for clamping the cross plate (5), and the bottom of the cross plate (5) is symmetrically fixedly provided with two limit plates (8) for improving its clamping stability. 3. A micro-sand loaded high-efficiency sedimentation tank with sludge thickening function according to claim 1, characterized in that the compression and filtration assembly includes a U-shaped frame (18) fixedly arranged on the top of the compression box (15), an electric push rod (19) is fixedly installed in the center of the bottom of the U-shaped frame (18), and a pressure plate (20) adapted to the box opening size of the compression box (15) is fixedly arranged at the output end of the electric push rod (19), and a dirt collecting box (16) equipped with a filter screen and a filter element is slidably installed in a slide groove on one side of the compression box (15), and two handles (17) are symmetrically fixedly arranged on the outer side of the dirt collecting box (16). 4. A micro-sand loaded high-efficiency sedimentation tank with sludge concentration function according to claim 3, characterized in that a water receiving box (22) is fixedly arranged at the bottom of the compression box (15), one side of the water receiving box (22) is connected to a drainage pipe (23), and a corresponding second control valve (24) is arranged on the drainage pipe (23). 5. The micro-sand loaded high-efficiency sedimentation tank with sludge concentration function according to claim 3 is characterized in that the sewage collecting box (16) and the compression box (15) are fixed by the same bolt (21). 6. A micro-sand loaded high-efficiency sedimentation tank with sludge thickening function according to claim 1, characterized in that the top end of the transmission rod (6) passes through the top of the horizontal plate (5) and is fixedly provided with a first bevel gear (11), the rotating shaft of the water pump (10) extends to the outside of the water pump (10) and is fixedly connected with a second bevel gear (12), and the second bevel gear (12) is meshed with the first bevel gear (11).