CN108328906A - One kind being used for sludge dewatering treatment device - Google Patents

Abstract

The invention discloses one kind being used for sludge dewatering treatment device, including shell, it is fixedly connected with stirred box body on the shell inner roof wall, the upper-center of the shell is equipped with first motor, the drive shaft of the first motor sequentially passes through the roof of shell and the roof of stirred box body and extends in stirred box body, and it is fixedly connected with multiple stirring blades in the drive shaft in stirred box body, the upper end of the stirred box body is equipped with feed inlet and feeding opening, the feeding opening and feed inlet are correspondingly arranged at the both sides of drive shaft, and the input terminal of feed inlet and feeding opening extends to the upside of shell, the lower end of the stirred box body is set there are two discharge gate.Sludge and medicament are first sufficiently mixed by the present invention, so that sludge is become sludge flco, are then settled, and it is in mud ice finally to be squeezed sludge by the way of squeezing, dewatering type in this way, the moisture percentage in sewage sludge that reduces that treated, and dehydrating effect is good.

Description

A device for sludge dewatering treatment

technical field

The invention relates to the technical field of sludge treatment, in particular to a sludge dehydration treatment device.

Background technique

Sludge dehydration treatment refers to a sludge treatment method that removes water from fluidized primary, concentrated or digested sludge and converts it into semi-solid or solid sludge. After dehydration, the moisture content of the sludge can be reduced to 55% to 80%. However, the current equipment used for sludge dewatering has the disadvantage of poor dehydration effect, and the treated sludge still has a high moisture content.

Contents of the invention

The object of the present invention is to solve the shortcomings in the prior art, and propose a sludge dewatering treatment device. In the present invention, the sludge and the medicament are fully mixed first, the sludge is turned into sludge floc, and then settled, and finally the sludge is extruded into mud ice by means of extrusion. Through such a dehydration method, the processing time is reduced. The moisture content of the final sludge is high, and the dehydration effect is good.

In order to achieve the above object, the present invention adopts the following technical solutions:

A sludge dehydration treatment device, comprising a housing, a stirring box is fixedly connected to the inner top wall of the housing, a first motor is installed in the center of the upper end of the housing, and the drive shaft of the first motor is sequentially It runs through the top wall of the shell and the top wall of the stirring box and extends into the stirring box, and a plurality of stirring blades are fixedly connected to the drive shaft located in the stirring box, and the upper end of the stirring box is provided with a feeding port and The drug inlet, the drug inlet and the feed port are correspondingly arranged on both sides of the drive shaft, and the input ends of the feed port and the drug inlet extend to the upper side of the housing, and the lower end of the stirring box is provided with Two discharge ports, the discharge port is connected with a vertical connecting pipe, two conveying boxes are installed on the inner wall of the shell on the lower side of the stirring box, and the conveying boxes are correspondingly arranged at the discharge port The lower side of the connecting pipe, the output end of the connecting pipe runs through the top wall of the delivery box, and a second motor is installed on the inner wall of the housing between the two delivery boxes, and the second motor is connected to the delivery box through a transmission mechanism. The body is connected, the lower side of the output end of the delivery box is equipped with a material pushing mechanism, and the center of the bottom wall of the housing is provided with a discharge port.

Preferably, a plurality of support rods are fixedly connected to the side wall of the delivery box, and the ends of the support bars away from the delivery box are fixedly connected to the inner wall of the housing.

Preferably, the transmission mechanism includes a fixed block connected to the top wall of the conveying box, and a vertical guide rod is rotatably connected inside the fixed block, and the lower end of the guide rod passes through the top wall of the conveying box and Extending to the output end of the conveying box, and the outside of the guide rod located in the conveying box is fixedly connected with the guide vane, and the outside of the drive shaft of the second motor is fixedly sleeved with the first sprocket, which is located in the fixed block The outer side of the material guide rod is fixedly sleeved with a second sprocket, and the first sprocket and the second sprocket are connected by a chain.

Preferably, a horizontal plate is fixedly connected to the inner wall of the housing, the second motor is mounted on the horizontal plate, and the diameter of the first sprocket is larger than that of the second sprocket.

Preferably, the pushing mechanism includes an electric telescopic rod installed on the side wall of the housing, and the piston end of the electric telescopic rod penetrates the side wall of the housing and is fixedly connected with the arc-shaped push plate.

Preferably, the two arc-shaped push plates are arranged opposite to each other, and activated carbon adsorption layers are installed on the opposite end surfaces of the two arc-shaped push plates, and the opening diameter of the arc-shaped push plates is larger than the diameter of the discharge port.

Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention can accelerate the reaction speed of the sludge and the flocculant in the stirring box under the action of the first motor and the stirring blade by installing the stirring box in the casing , so that the sludge can settle quickly, and the settled sludge is transported to the conveying box under the action of the transmission mechanism, and is transported to the bottom wall of the shell under the action of the guide vane. A pusher mechanism is installed on the bottom wall to squeeze the sludge, and the water content in the sludge is reduced under the action of the activated carbon adsorption layer. In the present invention, the sludge and the medicament are fully mixed first, the sludge is turned into sludge floc, and then settled, and finally the sludge is extruded into mud ice by means of extrusion. Through such a dehydration method, the processing time is reduced. The moisture content of the final sludge is high, and the dehydration effect is good.

Description of drawings

Fig. 1 is a perspective view of a sludge dewatering treatment device proposed by the present invention;

Fig. 2 is a partial enlarged view of place A in Fig. 1;

Fig. 3 is a top view of a pushing mechanism for a sludge dehydration treatment device proposed by the present invention.

In the figure: 1 shell, 2 stirring box, 3 first motor, 4 stirring blade, 5 feeding port, 6 drug feeding port, 7 discharging port, 8 connecting pipe, 9 conveying box, 10 second motor, 11 transmission mechanism, 12 support rod, 13 discharge port, 14 fixed block, 15 material guide rod, 16 first sprocket, 17 second sprocket, 18 chain, 19 electric telescopic rod, 20 curved push plate, 21 activated carbon Adsorption layer, 22 guide blades, 23 drive shafts.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

Referring to Figures 1-3, a sludge dehydration treatment device includes a housing 1, a stirring box 2 is fixedly connected to the inner top wall of the housing 1, and a first motor 3 is installed in the center of the upper end of the housing 1. A drive shaft 23 of a motor 3 runs through the top wall of the housing 1 and the top wall of the stirring box 2 in turn and extends into the stirring box 2, and the drive shaft 23 in the stirring box 2 is fixedly connected with a plurality of stirring The blade 4, the upper end of the stirring box 2 are provided with a feed port 5 and a drug feed port 6, and the drug feed port 6 and the feed port 5 are correspondingly arranged on both sides of the drive shaft 23, and the feed port 5 and the drug feed port 6 The input end extends to the upper side of the housing 1, and the lower end of the stirring box 2 is provided with two discharge ports 7, and a vertical connecting pipe 8 is connected to the discharge port 7, wherein the connecting pipe 8 is equipped with a control The valve is convenient to control the conveying of sludge. Two conveying boxes 9 are installed on the inner wall of the shell 1 located at the lower side of the stirring box 2, and the conveying boxes 9 are correspondingly arranged on the lower side of the discharge port 7. Specifically, A plurality of support rods 12 are fixedly connected to the side wall of the delivery box 9, and one end of the support rods 12 away from the delivery box 9 is fixedly connected to the inner wall of the housing 1, and the output end of the connecting pipe 8 runs through the top of the delivery box 9. Wall, the second motor 10 is installed on the inner wall of the housing 1 between the two transport boxes 9, specifically, the inner wall of the housing 1 is fixedly connected with a horizontal plate, the second motor 10 is installed on the horizontal plate, and the second The motor 10 is connected to the conveying box 9 through the transmission mechanism 11, and the conveying of the sludge can be regulated by setting the conveying box 9.

Wherein, transmission mechanism 11 comprises the fixed block 14 that is connected on the top wall of conveying box body 9, and in fixed block 14, vertical material guide rod 15 is connected with rotation, and the lower end of material guide rod 15 runs through the top wall of conveying box body 9 and Extending to the output end of the delivery box 9, and the outer side of the guide rod 15 located in the delivery box 9 is fixedly connected with the guide vane 22, and the outer side of the drive shaft 23 of the second motor 10 is fixedly sleeved with the first sprocket 16, A second sprocket 17 is fixedly sleeved on the outside of the material guide rod 15 in the fixed block 14, and the first sprocket 16 and the second sprocket 17 are connected by a chain 18, wherein the diameter of the first sprocket 16 is larger than The diameter value of the second sprocket 17 prevents the chain 18 from slipping during transmission. A pusher mechanism is installed on the lower side of the output end of the delivery box 9. Specifically, the pusher mechanism includes being installed on the side wall of the housing 1. The electric telescopic rod 19, the piston end of the electric telescopic rod 19 runs through the side wall of the housing 1 and is fixedly connected with the arc-shaped push plate 20, and the center of the bottom wall of the housing 1 is provided with a discharge port 13, wherein two arc-shaped The push plates 20 are arranged oppositely, and activated carbon adsorption layers 21 are installed on the opposite end surfaces of the two arc-shaped push plates 20 , and the opening diameter of the arc-shaped push plates 20 is larger than the diameter of the discharge port 13 .

When the present invention is in use, the flocculant and the sludge to be treated are passed into the housing 1 from the drug inlet 6 and the feed inlet 5 respectively, and the stirring box 2 is installed in the housing 1, and the first The motor 3, under the action of the stirring blade 4, can speed up the reaction speed of the sludge and the flocculant in the stirring box 2, so that the sludge can be quickly settled, and the settled sludge is transported to the into the transport box 9, and is transported to the bottom wall of the housing 1 under the action of the guide vane 22, by installing a pushing mechanism on the bottom wall of the housing 1, the electric telescopic rod 19 is started, and the two arcs The shaped push plate 20 can squeeze the sludge, and under the action of the activated carbon adsorption layer 21, the water content in the sludge is reduced.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (6)

1. A device for sludge dewatering treatment, comprising a shell (1), characterized in that a stirring box (2) is fixedly connected to the inner top wall of the shell (1), and the shell (1) ) is installed in the center of the upper end of the first motor (3), the drive shaft (23) of the first motor (3) runs through the top wall of the housing (1) and the top wall of the stirring box (2) in sequence and extends to Inside the stirring box (2), a plurality of stirring blades (4) are fixedly connected to the drive shaft (23) located in the stirring box (2), and the upper end of the stirring box (2) is provided with a feeding port (5) and the drug inlet (6), the drug inlet (6) and the feed port (5) are correspondingly arranged on both sides of the drive shaft (23), and the feed port (5) and the drug inlet ( 6) The input end extends to the upper side of the casing (1), and the lower end of the stirring box (2) is provided with two discharge ports (7), and the discharge port (7) is connected with a vertical The connecting pipe (8), located on the inner wall of the housing (1) on the lower side of the stirring box (2), is equipped with two delivery boxes (9), and the delivery boxes (9) are correspondingly arranged at the discharge port (7), the output end of the connecting pipe (8) runs through the top wall of the delivery box (9), and the inner wall of the housing (1) between the two delivery boxes (9) is installed with The second motor (10), the second motor (10) is connected with the conveying box (9) through the transmission mechanism (11), and the lower side of the output end of the conveying box (9) is equipped with a pushing mechanism, so A discharge port (13) is provided at the center of the bottom wall of the casing (1). 2. A device for sludge dewatering treatment according to claim 1, characterized in that, a plurality of support rods (12) are fixedly connected to the side wall of the conveying box (9), and the support rods ( 12) The end away from the delivery box (9) is fixedly connected to the inner wall of the casing (1). 3. A sludge dehydration treatment device according to claim 1, characterized in that the transmission mechanism (11) includes a fixed block (14) connected to the top wall of the transport box (9), so that A vertical guide rod (15) is rotatably connected to the fixed block (14), and the lower end of the guide rod (15) penetrates the top wall of the delivery box (9) and extends to the bottom of the delivery box (9). The output end, and the guide blade (22) is fixedly connected to the outer side of the guide rod (15) located in the delivery box (9), and the first sprocket is fixedly sleeved on the outer side of the drive shaft of the second motor (10) (16), the second sprocket (17) is fixedly sleeved on the outer side of the guide rod (15) located in the fixed block (14), and the first sprocket (16) and the second sprocket (17) Connect by chain (18) between. 4. The device for sludge dewatering according to claim 3, characterized in that, a horizontal plate is fixedly connected to the inner wall of the housing (1), and the second motor (10) is installed on the horizontal plate On the board, the diameter of the first sprocket (16) is greater than the diameter of the second sprocket (17). 5. The device for sludge dewatering according to claim 1, characterized in that, the pushing mechanism includes an electric telescopic rod (19) installed on the side wall of the casing (1), and the electric The piston end of the telescopic rod (19) passes through the side wall of the casing (1) and is fixedly connected with the arc-shaped push plate (20). 6. A sludge dehydration treatment device according to claim 5, characterized in that the two arc-shaped push plates (20) are arranged opposite to each other, and the opposite end faces of the two arc-shaped push plates (20) An activated carbon adsorption layer (21) is installed on it, and the opening diameter of the arc-shaped push plate (20) is larger than the diameter of the discharge port (13).