CN212188031U

CN212188031U - Screw filter

Info

Publication number: CN212188031U
Application number: CN202020713666.2U
Authority: CN
Inventors: 史立滔; 邵鑫
Original assignee: Wuxi Houpu Environmental Protection Technology Co ltd
Current assignee: Wuxi Houpu Environmental Protection Technology Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-12-22
Anticipated expiration: 2030-04-30

Abstract

The utility model provides a pair of screw filter, the power distribution box comprises a box body, the front end side lower part of box is equipped with the water inlet, the rear end side lower part of box is equipped with the delivery port, the slope is equipped with the spiral and extrudes the water machine inside the box, the pan feeding mouth that the spiral extruded the water machine is located the bottom of box and is close to the water inlet setting, the pan feeding mouth outside that the spiral extruded the water machine is equipped with the net section of thick bamboo, and the net section of thick bamboo can carry out prefilter with tiny impurity, the bottom of net section of thick bamboo is equipped with the opening, the pan feeding mouth that the spiral extruded the water machine is located in the opening, the slag notch that the spiral; the device also comprises a back washing mechanism, wherein the back washing mechanism is provided with a nozzle, and the nozzle acts on the surface of the net drum; the rotary brush is used on the surface of the net barrel, and the backwashing mechanism is matched with the rotary brush, so that the net barrel can be cleaned without manual cleaning, and manpower is greatly saved.

Description

Screw filter

Technical Field

The utility model relates to a sewage treatment device field especially relates to a screw filter.

Background

Impurity such as silt in sewage often need use screw rod filter equipment to separate in the sewage treatment process, and current screw rod filter equipment can isolate most silt in the sewage, still has partial slight impurity to separate, and the otter board among the current screw rod filter equipment needs to dismantle alone and wash, and is very inconvenient, has seriously influenced filterable efficiency.

Therefore, a screw filter is needed to solve the problems of poor filtering effect and inconvenient cleaning of the existing screw filtering device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a screw rod filter to solve above-mentioned current screw rod filter equipment filter effect poor and clean inconvenient problem.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides a screw filter, which comprises a box body, the front end side lower part of box is equipped with the water inlet, the rear end side lower part of box is equipped with the delivery port, the slope is equipped with spiral water machine of extruding inside the box, the pan feeding mouth that the spiral extruded water machine was located the bottom of box and is close to the water inlet setting, the pan feeding mouth outside that the spiral extruded water machine was equipped with the net section of thick bamboo, the bottom of net section of thick bamboo is equipped with the opening, the pan feeding mouth that the spiral extruded water machine was located in the opening, the slag notch that the spiral extruded water machine was located the outside of box;

the device also comprises a back washing mechanism, wherein the back washing mechanism is provided with a nozzle, and the nozzle acts on the surface of the net drum;

the rotary brush is used on the surface of the net drum.

Preferably, a sewage draining outlet is further formed in the bottom of the side face of the rear end of the box body.

Preferably, the water machine is extruded to the spiral includes inverter motor, inverter motor's power take off end is connected with the transmission shaft, the surface axial spiral of transmission shaft is equipped with the extrusion blade, the extrusion blade sets up in succession, the outside coaxial urceolus that is fixed with of transmission shaft, the pan feeding mouth is located the bottom of urceolus, the slag notch is located the top of urceolus, the middle part of urceolus is equipped with the back flow, the export of back flow is located inside the box.

Preferably, the transmission shaft and the bottom surface of the box body are arranged at an angle of 35 degrees.

Preferably, a sealing structure is arranged at the joint of the outer cylinder and the box body.

Preferably, the back-flushing mechanism comprises a back-flushing pipe, the back-flushing pipe is externally connected with a back-flushing pump, and the nozzle is connected to the tail end of the back-flushing pipe.

Preferably, the aperture of the net cylinder is 0.1 mm-0.5 mm.

The utility model discloses following beneficial technological effect has been gained for prior art:

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural view of a screw filter provided by the present invention;

in the figure: 1: a box body and 11: water inlet, 12: water outlet, 13: drain, 2: screw extrusion water machine, 21: variable frequency motor, 22: drive shaft, 23: pressing blade, 24: outer cylinder, 25: feeding port, 26: slag hole, 27: return pipe, 3: mesh drum, 4: backwashing mechanism, 5: and (4) rotating the brush.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model aims at providing a screw rod filter to solve current screw rod filter equipment filter effect poor and clean inconvenient problem.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

Example 1:

the embodiment provides a screw filter, as shown in fig. 1, which includes a box 1, a water inlet 11 is arranged at the lower part of the side surface of the front end of the box 1, a water outlet 12 is arranged at the lower part of the side surface of the rear end of the box 1, a spiral water extruding machine 2 is obliquely arranged inside the box 1, a feed inlet of the spiral water extruding machine 2 is positioned at the bottom of the box 1 and is close to the water inlet 11, a mesh cylinder 3 is arranged outside the feed inlet of the spiral water extruding machine 2, an opening is arranged at the bottom of the mesh cylinder 3, a feed inlet 25 of the spiral water extruding machine 2 is positioned in the opening, and a slag outlet 26 of the spiral water extruding; the device also comprises a back washing mechanism 4, wherein the back washing mechanism 4 is provided with a nozzle, and the nozzle acts on the surface of the net drum 3; the device also comprises a rotating brush 5, and the rotating brush 5 acts on the surface of the net drum 3.

Specifically, the bottom of the side surface of the rear end of the box body 1 is also provided with a sewage discharge outlet 13, so that sewage at the bottom of the box body 1 can be conveniently discharged.

Further, the spiral water extruding machine 2 comprises a variable frequency motor 21, a power output end of the variable frequency motor 21 is connected with a transmission shaft 22, an axial direction of an outer surface of the transmission shaft 22 is spirally provided with extruding blades 23, the extruding blades 23 are continuously arranged, an outer barrel 24 is coaxially fixed outside the transmission shaft 22, a feeding port 25 is positioned at the bottom of the outer barrel 24, a slag outlet 26 is positioned at the top of the outer barrel 24, a return pipe 27 is arranged in the middle of the outer barrel 24, and an outlet of the return pipe 27 is positioned inside the box body 1.

Further, the transmission shaft 22 is disposed at an angle of 35 ° with the bottom surface of the case 1.

Further, a sealing structure is arranged at the joint of the outer cylinder 24 and the box body 1, so that the peculiar smell can be prevented from overflowing.

Furthermore, the backwashing mechanism 4 comprises a backwashing pipe which is externally connected with a backwashing pump, the nozzle is connected with the tail end of the backwashing pipe, and the nozzle can remove impurities attached to the surface of the net cylinder 3, so that the manual cleaning work is omitted.

Further, the aperture of the net barrel 3 is 0.1mm, so that fine impurities can be effectively filtered, and the filtering quality is improved.

The utility model provides a pair of screw rod filter, its theory of operation is: sewage enters the box body 2 from the water inlet 11, under the action of the net barrel 3, impurities such as silt are blocked at the bottom of the net barrel 3, water flows out from the water outlet 12 through the net barrel 3, the variable frequency motor 21 drives the transmission shaft 22 to rotate, the silt at the bottom of the net barrel 3 is upwards transmitted and extruded from the material inlet 25 by the extrusion blades 23, impurities for extruding water are discharged from the slag outlet 26, when the net barrel 3 is blocked by the impurities, the back washing mechanism 4 can be started, clean water is pumped into the back washing pipe through the back washing pump and is sprayed out of the surface of the net barrel 3 through the nozzle, the silt attached to the surface of the net barrel 3 is cleaned, meanwhile, the rotating brush 5 can also be started to clean the surface of the net barrel 3, and after filtering is completed, the sewage deposited at the bottom of the box body 1 can be discharged through the sewage discharge outlet 13.

The utility model discloses the principle and the implementation mode of the utility model are explained by applying the concrete examples, and the explanation of the above examples is only used for helping to understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present description should not be construed as a limitation of the present invention.

Claims

1. A screw filter characterized by: the water outlet is formed in the lower portion of the rear end side of the box body, a spiral water extruding machine is obliquely arranged in the box body, a feeding hole of the spiral water extruding machine is located in the bottom of the box body and is close to the water inlet, a net barrel is arranged outside the feeding hole of the spiral water extruding machine, an opening is formed in the bottom of the net barrel, the feeding hole of the spiral water extruding machine is located in the opening, and a slag outlet of the spiral water extruding machine is located outside the box body;

the rotary brush is used on the surface of the net drum.

2. The screw filter of claim 1, wherein: and a sewage draining outlet is also formed in the bottom of the side surface of the rear end of the box body.

3. The screw filter of claim 1, wherein: the water machine is extruded to spiral includes inverter motor, inverter motor's power take off end is connected with the transmission shaft, the surface axial direction spiral of transmission shaft is equipped with the extrusion blade, the extrusion blade sets up in succession, the outside coaxial urceolus that is fixed with of transmission shaft, the pan feeding mouth is located the bottom of urceolus, the slag notch is located the top of urceolus, the middle part of urceolus is equipped with the back flow, the export of back flow is located inside the box.

4. The screw filter of claim 3, wherein: the transmission shaft and the bottom surface of the box body are arranged at an angle of 35 degrees.

5. The screw filter of claim 3, wherein: and a sealing structure is arranged at the joint of the outer barrel and the box body.

6. The screw filter of claim 1, wherein: the back washing mechanism comprises a back washing pipe, the back washing pipe is externally connected with a back washing pump, and the nozzle is connected to the tail end of the back washing pipe.

7. The screw filter of claim 1, wherein: the aperture of the net cylinder is 0.1 mm-0.5 mm.