CN212417117U

CN212417117U - Spiral circulation grit chamber for sewage treatment

Info

Publication number: CN212417117U
Application number: CN202020892033.2U
Authority: CN
Inventors: 周耀华; 邓高云
Original assignee: Jiangxi Huayu Environmental Protection Equipment Engineering Co ltd
Current assignee: Jiangxi Huayu Environmental Protection Equipment Engineering Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2021-01-29
Anticipated expiration: 2030-05-25

Abstract

The utility model relates to a grit chamber technical field just discloses a heliciform circulation grit chamber for sewage treatment, including the grit chamber, the inboard fixed mounting in grit chamber top has the mount, first motor is installed to the inboard of mount, the output shaft fixed mounting of first motor has the axial screw, the side fixedly connected with connecting rod in grit chamber, the other end fixed mounting of connecting rod has a transport section of thick bamboo, the bottom fixed mounting of transport section of thick bamboo has the second motor. The axial screw is installed through the inboard first motor output shaft of the inboard mount of grit chamber installation, and the speed of rivers can be transferred to the axial screw to make the rotatory grit chamber outer ring department of fine sand, the fine sand net filterable fine sand on fine sand discharging pipe top, the first surge drum and the second surge drum of fine sand discharging pipe and coarse sand discharging pipe bottom installation are used for collecting fine sand and coarse sand.

Description

Spiral circulation grit chamber for sewage treatment

Technical Field

The utility model relates to a grit chamber technical field specifically is a heliciform circulation grit chamber for sewage treatment.

Background

The sewage is inevitably mixed into the silt in the migration, flow and collection processes. If the sand in the sewage is not removed by settlement separation in advance, the operation of subsequent treatment equipment can be influenced. The most important is to abrade the pump, block the pipe network, and interfere or even destroy the biochemical treatment process. The grit chamber is mainly used for removing sand grains with the grain diameter of more than 0.2mm and the density of more than 2.65 t/cubic meter in sewage so as to protect pipelines, valves and other facilities from abrasion and blockage.

The spiral circulation grit chamber according to the publication number CN201720683372.8 comprises a grit chamber body which is cylindrical; the axial propeller stirrer is arranged in the center of the grit chamber body, is provided with a central rotating propeller plate and is arranged at a position close to the bottom of the grit chamber body, and the direction of the water inlet channel is tangential to the water outlet channel along the rotating direction of water flow in the grit chamber body and is communicated with the grit chamber body; the cover plate hole is arranged at the center of the bottom of the grit chamber body and corresponds to the central rotating paddle board, and a channel for settling sand is formed between the central rotating paddle board and the edge of the cover plate hole; the sand collecting groove is arranged below the cover plate hole; the spiral circulation grit chamber has the advantages of small occupied area, short hydraulic retention time, high fine sand removal rate, low civil engineering cost, convenience in maintenance and management and the like. Is particularly suitable for the sewage treatment process with complete diversion or only a small amount of confluence; land use is nervous, the factory building does not establish the blower room, need set up the condition in anaerobism pond, but current equipment is not convenient for sieve the grit in the sewage, and the sand removal effect is not good and efficiency is not good.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a heliciform circulation grit chamber for sewage treatment possesses the effectual advantage of degritting, has solved the current equipment and has not been convenient for sieve the gravel in the sewage, and the degritting effect is not good and the problem that efficiency is not good.

(II) technical scheme

For realizing the above-mentioned effectual purpose of degritting, the utility model provides a following technical scheme: the utility model provides a heliciform circulation grit chamber for sewage treatment, includes the grit chamber, the inboard fixed mounting in grit chamber top has the mount, first motor is installed to the inboard of mount, the output shaft fixed mounting of first motor has the axial screw, the side fixedly connected with connecting rod in grit chamber, the other end fixed mounting of connecting rod has a transport section of thick bamboo, the bottom fixed mounting of transport section of thick bamboo has the second motor, the output shaft of second motor runs through transport section of thick bamboo and fixed connection spiral transfer pole, the side intercommunication feeding storehouse of transport section of thick bamboo, grit chamber bottom side-mounting and feed through fine sand discharging pipe, the bottom threaded connection of fine sand discharging pipe has first collecting vessel, the bottom welding first in command of first collecting vessel, the observation window is installed in the front of grit chamber.

Preferably, the top fixed mounting in feeding storehouse has the filter screen to the filter screen can make sewage carry out prefilter.

Preferably, the middle part of grit chamber bottom communicates there is the grit discharging pipe, the bottom threaded connection of grit discharging pipe has the second collecting vessel, the bottom welding of second collecting vessel has the second handle to the second collecting vessel is conveniently screwed down.

Preferably, the top end of the fine sand discharge pipe is positioned on the inner side of the grit chamber and provided with a fine sand net, so that the fine sand net in the sewage is filtered.

Preferably, the front face of the grit chamber is fixedly provided with a main controller, and the input end of the main controller is electrically connected with the input ends of the first motor and the second motor respectively.

(III) advantageous effects

Compared with the prior art, the utility model provides a heliciform circulation grit chamber for sewage treatment possesses following beneficial effect:

1. this heliciform circulation grit chamber for sewage treatment passes through the connecting rod through the grit chamber side and installs a transport section of thick bamboo, and the filter screen is installed at the feeding storehouse top of transport section of thick bamboo side-mounting, and the filter screen can carry out prefilter to sewage.

2. This heliciform circulation grit chamber for sewage treatment, the inboard first motor output shaft installation axial screw of mount through the inboard installation of grit chamber, the speed of rivers can be transferred to the axial screw to make the rotatory grit chamber outer ring department of fine sand, the fine sand net filterable fine sand on fine sand discharging pipe top, first surge drum and the second surge drum of fine sand discharging pipe and coarse sand discharging pipe bottom installation are used for collecting fine sand and coarse sand.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a front view of the structure of the present invention;

fig. 3 is the fine sand net diagram of the structure of the utility model.

In the figure: 1. a grit chamber; 2. a fixed mount; 3. a first motor; 4. an axial propeller; 5. a delivery cartridge; 6. a second motor; 7. a screw transfer rod; 8. a feeding bin; 9. filtering with a screen; 10. a fine sand discharge pipe; 11. a first collection cylinder; 12. a first handle; 13. a coarse sand discharge pipe; 14. a second collection cylinder; 15. a second handle; 16. a fine sand screen; 17. a master controller; 18. an observation window; 19. a connecting rod.

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.

Referring to fig. 1-3, a spiral circulation grit chamber for sewage treatment comprises a grit chamber 1, a fixing frame 2 is fixedly mounted on the inner side of the top of the grit chamber 1, a first motor 3 is mounted on the inner side of the fixing frame 2, an axial screw propeller 4 is fixedly mounted on an output shaft of the first motor 3, a connecting rod 19 is fixedly connected to the side surface of the grit chamber 1, a conveying cylinder 5 is fixedly mounted at the other end of the connecting rod 19, a second motor 6 is fixedly mounted at the bottom of the conveying cylinder 5, an output shaft of the second motor 6 penetrates through the conveying cylinder 5 and is fixedly connected with a screw conveying rod 7, the side surface of the conveying cylinder 5 is communicated with a feeding bin 8, a fine sand discharging pipe 10 is mounted and communicated to the side surface of the bottom of the grit chamber 1, a first collecting cylinder 11 is connected to the bottom of the fine sand discharging pipe 10 through threads, a first handle 12 is welded to the bottom of.

The top fixed mounting in feeding storehouse 8 has filter screen 9, thereby filter screen 9 can make sewage carry out prefilter, the middle part intercommunication of grit chamber 1 bottom has coarse sand discharging pipe 13, the bottom threaded connection of coarse sand discharging pipe 13 has second collecting vessel 14, the bottom welding of second collecting vessel 14 has second handle 15, thereby conveniently screw down second collecting vessel 14, fine sand net 16 is installed to the inboard that the top of fine sand discharging pipe 10 is located grit chamber 1, thereby fine sand net 16 to in the sewage filters, the positive fixed mounting of grit chamber 1 has master controller 17, the input of master controller 17 respectively with first motor 3 and second motor 6's input electric connection.

The working principle is as follows: firstly, pour into sewage into feeding storehouse 8 in, sand basin 1 side is through connecting rod 19 installation delivery cylinder 5, 8 top installation filter screens 9 in feeding storehouse of 5 side-mounting of delivery cylinder, filter screens 9 can carry out prefiltering to sewage, the inboard first motor 3 output shaft installation axial screw 4 of mount 2 of 1 inboard side-mounting of sand basin, the speed of rivers can be transferred to axial screw 4, thereby make the rotatory 1 outer ring department in sand basin of thin sand, the thin sand net 16 on thin sand discharging pipe 10 top can filter the thin sand, the first collection section of thick bamboo 11 and the second collection section of thick bamboo 14 of thin

sand discharging pipe

10 and 13 bottom installations of coarse sand discharging pipe are used for collecting thin sand and coarse sand.

To sum up, this heliciform circulation grit chamber for sewage treatment, through connecting rod 19 installation conveying cylinder 5 in 1 side of grit chamber, 8 top installation filter screens 9 in feeding storehouse of 5 side-mounting of conveying cylinder, filter screen 9 can carry out prefilter to sewage, 1 inboard first motor 3 output shaft installation axial screw 4 of mount of inboard installation of grit chamber, the speed of rivers can be transferred to axial screw 4, thereby make the rotatory 1 outer loop department in grit chamber of fine sand, the fine sand net 16 filterable fine sand on 10 tops of fine sand discharging pipe, first surge drum 11 and the second surge drum 14 of fine

sand discharging pipe

10 and 13 bottom installations of coarse sand discharging pipe are used for collecting fine sand and coarse sand.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heliciform circulation grit chamber for sewage treatment, includes grit chamber (1), its characterized in that: the sand setting tank is characterized in that a fixing frame (2) is fixedly mounted on the inner side of the top of the sand setting tank (1), a first motor (3) is mounted on the inner side of the fixing frame (2), an axial screw propeller (4) is fixedly mounted on an output shaft of the first motor (3), a connecting rod (19) is fixedly connected to the side face of the sand setting tank (1), a conveying cylinder (5) is fixedly mounted at the other end of the connecting rod (19), a second motor (6) is fixedly mounted at the bottom of the conveying cylinder (5), an output shaft of the second motor (6) penetrates through the conveying cylinder (5) and is fixedly connected with a screw conveying rod (7), the side face of the conveying cylinder (5) is communicated with a feeding bin (8), a fine sand discharging pipe (10) is mounted and communicated on the side face of the bottom of the sand setting tank (1), a first collecting cylinder (11) is connected to the bottom of the fine sand discharging pipe (10) through threads, and an observation window (18) is arranged on the front surface of the grit chamber (1).

2. The spiral circulation grit chamber for sewage treatment as claimed in claim 1, wherein: the top of the feeding bin (8) is fixedly provided with a filter screen (9).

3. The spiral circulation grit chamber for sewage treatment as claimed in claim 1, wherein: the middle part of grit chamber (1) bottom communicates has grit discharging pipe (13), the bottom threaded connection of grit discharging pipe (13) has second collecting vessel (14), the bottom welding of second collecting vessel (14) has second handle (15).

4. The spiral circulation grit chamber for sewage treatment as claimed in claim 1, wherein: and a fine sand net (16) is arranged on the inner side of the grit chamber (1) at the top end of the fine sand discharge pipe (10).

5. The spiral circulation grit chamber for sewage treatment as claimed in claim 1, wherein: the front fixed mounting of grit chamber (1) has master controller (17), the input of master controller (17) respectively with the input electric connection of first motor (3) and second motor (6).