CN114436466B - Equipment for pretreatment of domestic sewage - Google Patents

Equipment for pretreatment of domestic sewage Download PDF

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Publication number
CN114436466B
CN114436466B CN202111586075.9A CN202111586075A CN114436466B CN 114436466 B CN114436466 B CN 114436466B CN 202111586075 A CN202111586075 A CN 202111586075A CN 114436466 B CN114436466 B CN 114436466B
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CN
China
Prior art keywords
sewage
deodorant
placing
bottom plate
cavity
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Active
Application number
CN202111586075.9A
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Chinese (zh)
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CN114436466A (en
Inventor
刘科爱
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Sichuan Development Environmental Science And Technology Research Institute Co ltd
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Sichuan Development Environmental Science And Technology Research Institute Co ltd
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Priority to CN202111586075.9A priority Critical patent/CN114436466B/en
Publication of CN114436466A publication Critical patent/CN114436466A/en
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F2001/007—Processes including a sedimentation step
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/02—Odour removal or prevention of malodour
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/10—Packings; Fillings; Grids
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F7/00—Aeration of stretches of water

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention relates to pretreatment equipment, in particular to equipment for pretreatment of domestic sewage. The equipment for pretreatment of domestic sewage is mainly used for completing the aeration, adsorption, throwing and mixing work at one time without manual excessive operation, improving the efficiency and reducing the cost. An apparatus for pretreatment of domestic sewage, comprising: bottom plate, mount pad, sewage rest the chamber, place piece, air-blower, air pipe, deodorant mixing mechanism and sewage storage mechanism, bottom plate top one side is equipped with the mount pad, and the mount pad top is equipped with sewage and keeps still the chamber, and mount pad top opposite side is equipped with places the piece, places the piece top and is equipped with the air-blower, and the air-blower is connected with air-pipe between the chamber that keeps still with sewage, and the bottom plate top is equipped with deodorant mixing mechanism, and bottom plate top opposite side is equipped with sewage storage mechanism. By arranging the blower, oxygen is discharged into sewage to realize aeration and eliminate some oxidizable microorganisms.

Description

Equipment for pretreatment of domestic sewage
Technical Field
The invention relates to pretreatment equipment, in particular to equipment for pretreatment of domestic sewage.
Background
The sewage generated in the human living process is one of main pollution sources of water, a large amount of organic matters are contained in the domestic sewage, and the direct discharge can cause larger pollution to the environment, so that the domestic sewage is required to be uniformly conveyed to a sewage treatment plant for treatment after being collected by a sewage collection pipe network, the collected sewage can be pretreated by the work of manually aerating, adsorbing microorganisms and adding deodorant for mixing in the existing sewage treatment method, the operation amount is large, and the treatment cost is larger.
Therefore, the device for pretreatment of domestic sewage needs to be designed, which does not need excessive manual operations, can complete the aeration, adsorption, throwing and mixing work at one time, improves the efficiency and reduces the cost.
Disclosure of Invention
In order to overcome the defects of large operation amount and high treatment cost of the existing sewage treatment method that the collected sewage is pretreated by the work of manually aerating, adsorbing microorganisms and adding deodorant for mixing, the invention has the technical problems that: the equipment for pretreatment of domestic sewage is capable of completing the aeration, adsorption, throwing and mixing work at one time without manual excessive operation, improving efficiency and reducing cost.
The technical implementation scheme of the invention is as follows: the utility model provides a device for pretreatment of domestic sewage, including the bottom plate, the mount pad, the sewage is stood the chamber, place the piece, the air-blower, air pipe, deodorant mixing mechanism and sewage storage mechanism, bottom plate top one side is equipped with the mount pad, the mount pad top is equipped with the sewage and stands the chamber, mount pad top opposite side is equipped with places the piece, place the piece top and be equipped with the air-blower, the air-blower is connected with air pipe between the chamber that stands with sewage, the bottom plate top is equipped with deodorant mixing mechanism, bottom plate top opposite side is equipped with sewage storage mechanism, sewage storage mechanism is connected with deodorant mixing mechanism rotation.
Optionally, deodorant mixing mechanism is including supporting seat, servo motor, pivot and stirring leaf, and bottom plate top opposite side is equipped with the supporting seat, and the supporting seat top is equipped with servo motor, and bottom plate top one side rotation is equipped with the pivot, and pivot and servo motor's output shaft is equipped with 3 stirring leaves in the pivot.
Optionally, the sewage storage mechanism is including the bearing seat, place the chamber, sewage outflow pipeline and control valve, and bottom plate top opposite side is equipped with the bearing seat, and the bearing seat top is equipped with places the chamber, places to be connected with the connecting pipe between chamber and the sewage bottom of standing the chamber, places the chamber and is connected with the pivot rotation and the stirring leaf all is located places the intracavity, places the chamber bottom and is connected with sewage outflow pipeline, and sewage outflow pipeline top rotation is equipped with control valve.
Optionally, still including deodorant input mechanism, deodorant input mechanism is including the mounting bracket, deodorant places jar, deodorant outflow pipeline, reduction gear group, installation section of thick bamboo and sheave, place chamber top one side and be equipped with the mounting bracket, the mounting bracket front side is connected with the installation section of thick bamboo, place chamber top opposite side and be connected with deodorant and place jar, deodorant is placed and is connected with deodorant outflow pipeline between jar bottom and the installation section of thick bamboo, the rotation is connected with the sheave between the installation section of thick bamboo both sides, be connected with 2 reduction gear groups between the axis of rotation and the pivot of sheave.
Optionally, the automatic water inlet mechanism comprises a mounting bracket, a guide pipe, a cam, a contact block, a blocking column and a first reset spring, wherein the mounting bracket is arranged on one side of the top of the bottom plate, the guide pipe is arranged on the mounting bracket, the blocking column is arranged on the guide pipe in a sliding manner, the first reset spring is connected between the blocking column and the inner wall of the guide pipe, the contact block is arranged at the top of the blocking column, and the cam is connected on a gear of one side of the reduction gear set.
Optionally, the sewage treatment device further comprises a microorganism film covering mechanism, wherein the microorganism film covering mechanism comprises a bevel gear set, a connecting shaft, a placing support and a microorganism attaching film, the connecting shaft is rotatably arranged at the bottom of the inner wall of the sewage standing cavity, the placing support is arranged on the connecting shaft, a plurality of microorganism attaching films are arranged on the outer side of the placing support, and the bevel gear set is connected between the bottom of the connecting shaft and the rotating shaft.
Optionally, still including big piece rubbish separating mechanism, big piece rubbish separating mechanism is including handle, separation net and fixture block, and the separation net has been placed to the sewage intracavity slidingtype that stews, and separation net both sides all are equipped with the fixture block, and the fixture block top all is connected with the handle, and the handle stews chamber top contact with sewage.
Alternatively, the microorganism-attaching film is provided interchangeably.
The invention has the following advantages: the air blower is arranged to discharge oxygen into sewage to realize aeration and eliminate some oxidizable microorganisms; the deodorant is intermittently put in by arranging the deodorant mixing mechanism and the deodorant input mechanism, and then the deodorant and sewage are stirred to achieve full mixing reaction, so that the basic function is realized; intermittently discharging the aerated sewage by arranging a sewage storage mechanism and an automatic water inlet mechanism, and then providing a place for mixing the deodorant and the sewage to be matched with sewage treatment; by arranging the microorganism film covering mechanism, the microorganisms which are not oxidized in the sewage are adsorbed.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the deodorant mixing mechanism and the sewage storage mechanism of the present invention.
Fig. 3 is a schematic perspective view of the sewage storage mechanism and the deodorant input mechanism of the present invention.
Fig. 4 is a cross-sectional view of the deodorant mixing mechanism of the present invention.
Fig. 5 is a cross-sectional view of the deodorant input mechanism of the present invention.
FIG. 6 is a sectional view showing a three-dimensional structure of the microorganism film-coating mechanism of the present invention.
FIG. 7 is a sectional view showing a three-dimensional structure of a microbial film deposition mechanism according to the present invention.
Fig. 8 is an enlarged view of section a of the present invention.
In the above figures: 1: bottom plate, 2: mounting base, 3: sewage standing cavity, 4: placing a block, 5: blower, 6: ventilation duct, 7: deodorant mixing mechanism, 71: support base, 72: servo motor, 73: rotating shaft, 74: stirring blade, 8: sewage storage mechanism, 81: bearing seat, 82: placement chamber, 83: sewage outflow pipe, 84: control valve, 9: deodorant input mechanism, 91: mounting bracket, 92: deodorant holding tank, 93: deodorant outflow pipe, 94: reduction gear set, 95: mounting barrel, 96: sheave, 10: automatic water inlet mechanism, 101: mounting bracket, 102: guide tube, 103: cam, 104: contact block, 105: plugging the column, 106: first return spring, 11: microorganism film coating mechanism, 111: bevel gear set, 112: connecting shaft, 113: placing a bracket, 114: microorganism-attached film, 12: bulk waste separating mechanism, 121: handle, 122: separation net, 123: and (5) clamping blocks.
Detailed Description
Reference herein to an embodiment means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the invention. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
Example 1
The utility model provides a device for pretreatment of domestic sewage, as shown in fig. 1 to 4, including bottom plate 1, mount pad 2, sewage stewing chamber 3, place piece 4, air-blower 5, air pipe 6, deodorant mixed mechanism 7 and sewage storage mechanism 8, bottom plate 1 top left side is equipped with mount pad 2, the mount pad 2 top is equipped with sewage stewing chamber 3, mount pad 2 top right side is equipped with places piece 4, place piece 4 top and be equipped with air-blower 5, be connected with air pipe 6 between air-blower 5 left side air outlet and the sewage stewing chamber 3, the bottom plate 1 top is equipped with deodorant mixed mechanism 7, bottom plate 1 top right side is equipped with sewage storage mechanism 8, sewage storage mechanism 8 and deodorant mixed mechanism 7 swivelling joint.
The deodorant mixing mechanism 7 comprises a supporting seat 71, a servo motor 72, a rotating shaft 73 and stirring blades 74, wherein the supporting seat 71 is arranged on the right side of the top of the bottom plate 1, the servo motor 72 is arranged on the top of the supporting seat 71, the rotating shaft 73 is rotatably arranged on the left side of the top of the bottom plate 1, the rotating shaft 73 is connected with the output shaft of the servo motor 72, and 3 stirring blades 74 are arranged on the rotating shaft 73.
The sewage storage mechanism 8 is equipped with bearing seat 81 including bearing seat 81, placing chamber 82, sewage outflow pipeline 83 and control valve 84 on the right side at bottom plate 1 top, and bearing seat 81 top is equipped with places chamber 82, is connected with the connecting pipe between placing chamber 82 rear side and the sewage chamber 3 bottom of standing, places chamber 82 and pivot 73 swivelling joint and stirring leaf 74 all are located and place the intracavity 82, places chamber 82 bottom and is connected with sewage outflow pipeline 83, and sewage outflow pipeline 83 top swivelling joint is equipped with control valve 84.
The staff can be first with sewage drain into in the sewage standing chamber 3, start air-blower 5 and let oxygen go into in the sewage through air pipe 6, reach the aeration, dispel some oxidizable microorganism, the sewage that the aeration finishes flows into through the connecting pipe and places the chamber 82, put into simultaneously the chamber 82 with the deodorant, start servo motor 72, servo motor 72's output shaft rotates and drives stirring leaf 74 through pivot 73 and rotate and stir deodorant and sewage, the cooperation fully reacts, when sewage is handled to a certain extent, stop servo motor 72 function, rotate control valve 84 and no longer block sewage outflow pipeline 83, sewage alright be discharged through sewage outflow pipeline 83, the drainage finishes, rotate control valve 84 blocks sewage outflow pipeline 83.
Example 2
On the basis of embodiment 1, as shown in fig. 5, 7 and 8, the deodorant device comprises a deodorant input mechanism 9, wherein the deodorant input mechanism 9 comprises a mounting frame 91, a deodorant placing tank 92, a deodorant outflow pipeline 93, a reduction gear set 94, a mounting cylinder 95 and a grooved pulley 96, the rear side of the top of the placing cavity 82 is provided with the mounting frame 91, the front side of the mounting frame 91 is connected with the mounting cylinder 95, the front side of the top of the placing cavity 82 is connected with a deodorant placing tank 92, a deodorant outflow pipeline 93 is connected between the bottom of the deodorant placing tank 92 and the mounting cylinder 95, the grooved pulley 96 is rotatably connected between the left side and the right side of the mounting cylinder 95, and 2 reduction gear sets 94 are connected between the rotating shaft of the grooved pulley 96 and the rotating shaft 73.
The automatic water inlet mechanism 10 comprises a mounting bracket 101, a guide tube 102, a cam 103, a contact block 104, a blocking column 105 and a first reset spring 106, wherein the mounting bracket 101 is arranged on the left side of the top of the bottom plate 1, the guide tube 102 is arranged on the mounting bracket 101, the blocking column 105 is slidably arranged on the rear side of the guide tube 102, the first reset spring 106 is connected between the front side of the blocking column 105 and the inner wall of the guide tube 102, the contact block 104 is arranged on the top of the blocking column 105, and the cam 103 is connected on a lower side gear of the left reduction gear set 94.
The staff can put deodorant into the deodorant placing tank 92, the deodorant outflow pipeline 93 flows into the groove on the grooved pulley 96 through the deodorant outflow pipeline 93 in the initial state, the rotating shaft 73 rotates to drive the grooved pulley 96 to rotate through the reduction gear set 94, and the grooved pulley 96 rotates to intermittently convey the deodorant, so that the deodorant is not required to be put into the groove by hands of the staff; the reduction gear set 94 rotates to drive the cam 103 to continuously contact with the contact block 104, when the cam 103 contacts with the contact block 104, the contact block 104 moves backwards to drive the blocking column 105 to move forwards to block the connecting pipe, sewage stops flowing out, at the moment, the first return spring 106 is stretched, when the cam 103 does not contact with the contact block 104, the first return spring 106 resets to drive the blocking column 105 to move forwards to not block the connecting pipe any more, sewage flows out again, and therefore intermittent discharging can be carried out on the sewage.
Example 3
On the basis of embodiment 2, as shown in fig. 6 and 7, the sewage treatment device further comprises a microorganism film covering mechanism 11, wherein the microorganism film covering mechanism 11 comprises a bevel gear set 111, a connecting shaft 112, a placing bracket 113 and a microorganism attaching film 114, the connecting shaft 112 is rotatably arranged at the bottom of the inner wall of the sewage standing cavity 3, the placing bracket 113 is arranged on the connecting shaft 112, a plurality of microorganism attaching films 114 are arranged on the outer side of the placing bracket 113, and the bevel gear set 111 is connected between the bottom of the connecting shaft 112 and the left side of the rotating shaft 73.
The sewage treatment device is characterized by further comprising a bulk garbage separation mechanism 12, wherein the bulk garbage separation mechanism 12 comprises a handle 121, a separation net 122 and clamping blocks 123, the separation net 122 is slidably arranged in the sewage standing cavity 3, the clamping blocks 123 are respectively arranged on the front side and the rear side of the separation net 122, the top of each clamping block 123 is connected with the handle 121, and the handle 121 is in contact with the top of the sewage standing cavity 3.
The rotation of the rotating shaft 73 drives the connecting shaft 112 to rotate through the bevel gear set 111, and the rotation of the connecting shaft 112 drives the microorganism attaching film 114 to rotate through the placing bracket 113 so as to adsorb microorganisms in the sewage; the sewage is discharged into the sewage standing cavity 3 and can be separated from the massive garbage through the separation net 122, when a certain amount of garbage is accumulated on the separation net 122, the sewage is stopped from being discharged, the lifting handle 121 is pushed to drive the separation net 122 to move upwards to separate from the sewage standing cavity 3, the garbage is poured out, and the separation net 122 is pushed to reset after the treatment is finished.
While the present invention has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art from this disclosure that various changes or modifications can be made therein without departing from the spirit and scope of the invention as defined in the following claims. Accordingly, the detailed description of the disclosed embodiments is to be taken only by way of illustration and not by way of limitation, and the scope of protection is defined by the content of the claims.

Claims (3)

1. An apparatus for pretreatment of domestic sewage, comprising: the sewage treatment device comprises a bottom plate (1), a mounting seat (2), a sewage standing cavity (3), a placing block (4), a blower (5), a ventilating duct (6), a deodorant mixing mechanism (7) and a sewage storage mechanism (8), wherein the mounting seat (2) is arranged on one side of the top of the bottom plate (1), the sewage standing cavity (3) is arranged at the top of the mounting seat (2), the placing block (4) is arranged on the other side of the top of the mounting seat (2), the blower (5) is arranged at the top of the placing block (4), the ventilating duct (6) is connected between the blower (5) and the sewage standing cavity (3), the deodorant mixing mechanism (7) is arranged at the top of the bottom plate (1), the sewage storage mechanism (8) is arranged on the other side of the top of the bottom plate (1), and the sewage storage mechanism (8) is rotationally connected with the deodorant mixing mechanism (7);
the deodorant mixing mechanism (7) comprises: the stirring device comprises a supporting seat (71), a servo motor (72), a rotating shaft (73) and stirring blades (74), wherein the supporting seat (71) is arranged on the other side of the top of a bottom plate (1), the servo motor (72) is arranged on the top of the supporting seat (71), the rotating shaft (73) is rotatably arranged on one side of the top of the bottom plate (1), the rotating shaft (73) is connected with an output shaft of the servo motor (72), and 3 stirring blades (74) are arranged on the rotating shaft (73);
the sewage storage mechanism (8) comprises: the sewage treatment device comprises a bearing seat (81), a placing cavity (82), a sewage outflow pipeline (83) and a control valve (84), wherein the bearing seat (81) is arranged on the other side of the top of the bottom plate (1), the placing cavity (82) is arranged at the top of the bearing seat (81), a connecting pipe is connected between the placing cavity (82) and the bottom of the sewage standing cavity (3), the placing cavity (82) is rotationally connected with a rotating shaft (73) and stirring blades (74) are all positioned in the placing cavity (82), the sewage outflow pipeline (83) is connected to the bottom of the placing cavity (82), and the control valve (84) is rotationally arranged at the top of the sewage outflow pipeline (83);
the deodorant device also comprises a deodorant input mechanism (9), wherein the deodorant input mechanism (9) comprises: the device comprises a mounting frame (91), a deodorant placing tank (92), a deodorant outflow pipeline (93), a speed reducing gear set (94), a mounting cylinder (95) and a grooved pulley (96), wherein the mounting frame (91) is arranged on one side of the top of a placing cavity (82), the mounting cylinder (95) is connected to the front side of the mounting frame (91), the deodorant placing tank (92) is connected to the other side of the top of the placing cavity (82), the deodorant outflow pipeline (93) is connected between the bottom of the deodorant placing tank (92) and the mounting cylinder (95), the grooved pulley (96) is rotatably connected between the two sides of the mounting cylinder (95), and 2 speed reducing gear sets (94) are connected between the rotating shaft of the grooved pulley (96) and the rotating shaft (73);
the automatic water inlet mechanism (10) is further included, and the automatic water inlet mechanism (10) comprises: the device comprises a mounting bracket (101), a guide tube (102), a cam (103), a contact block (104), a blocking column (105) and a first return spring (106), wherein the mounting bracket (101) is arranged on one side of the top of a bottom plate (1), the guide tube (102) is arranged on the mounting bracket (101), the blocking column (105) is arranged on the guide tube (102) in a sliding manner, the first return spring (106) is connected between the blocking column (105) and the inner wall of the guide tube (102), the contact block (104) is arranged on the top of the blocking column (105), and the cam (103) is connected on a gear of a reduction gear set (94) on one side;
the device also comprises a microorganism film covering mechanism (11), wherein the microorganism film covering mechanism (11) comprises: the sewage treatment device comprises a bevel gear set (111), a connecting shaft (112), a placing support (113) and microorganism attaching films (114), wherein the connecting shaft (112) is rotatably arranged at the bottom of the inner wall of the sewage stewing cavity (3), the placing support (113) is arranged on the connecting shaft (112), the plurality of microorganism attaching films (114) are arranged on the outer side of the placing support (113), and the bevel gear set (111) is connected between the bottom of the connecting shaft (112) and a rotating shaft (73).
2. An apparatus for pretreatment of domestic sewage according to claim 1, further comprising a bulk waste separating mechanism (12), the bulk waste separating mechanism (12) comprising: handle (121), separation net (122) and fixture block (123), separation net (122) have been placed to the slip in the chamber of standing still of sewage (3), separation net (122) both sides all are equipped with fixture block (123), and fixture block (123) top all is connected with handle (121), and handle (121) and sewage are stood the contact of chamber (3) top.
3. An apparatus for pretreatment of domestic sewage according to claim 2, wherein: the microorganism attachment film (114) is provided for replacement.
CN202111586075.9A 2021-12-23 2021-12-23 Equipment for pretreatment of domestic sewage Active CN114436466B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111586075.9A CN114436466B (en) 2021-12-23 2021-12-23 Equipment for pretreatment of domestic sewage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111586075.9A CN114436466B (en) 2021-12-23 2021-12-23 Equipment for pretreatment of domestic sewage

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CN114436466A CN114436466A (en) 2022-05-06
CN114436466B true CN114436466B (en) 2023-12-12

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204434355U (en) * 2014-12-26 2015-07-01 鑫泰沣（天津）环保科技发展有限公司 A kind of filter-press dynamic biological membrane reactor
CN110194541A (en) * 2019-05-22 2019-09-03 陈思宇 A kind of chemical engineering sewage filter device
CN112456694A (en) * 2021-01-13 2021-03-09 南昌安润科技有限公司 A waste liquid treatment device for tombarthite production

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204434355U (en) * 2014-12-26 2015-07-01 鑫泰沣（天津）环保科技发展有限公司 A kind of filter-press dynamic biological membrane reactor
CN110194541A (en) * 2019-05-22 2019-09-03 陈思宇 A kind of chemical engineering sewage filter device
CN112456694A (en) * 2021-01-13 2021-03-09 南昌安润科技有限公司 A waste liquid treatment device for tombarthite production

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