CN213202665U

CN213202665U - UF ultrafiltration sewage treatment plant

Info

Publication number: CN213202665U
Application number: CN202021925079.6U
Authority: CN
Inventors: 王鹏; 廖元杰; 范明亮
Original assignee: Nanjing Yizhantang Environmental Protection Engineering Co ltd
Current assignee: Nanjing Yizhantang Environmental Protection Engineering Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-05-14
Anticipated expiration: 2030-09-04

Abstract

The utility model discloses a UF ultrafiltration sewage treatment plant, including ultrafilter, preliminary treatment mechanism, rabbling mechanism and backwash mechanism, one side of ultrafilter is equipped with preliminary treatment mechanism, the bottom of preliminary treatment mechanism is passed through the fastener and is connected with ground, one side of first one of preliminary treatment mechanism is equipped with the sewage pipe, the interior week of preliminary treatment mechanism is equipped with rabbling mechanism, the bilge drain has been seted up to the bottom of ultrafilter, and the top of ultrafilter has seted up the water purification mouth, and the water purification mouth is connected with the water purification pipe that has the water purification valve, the backwash mouth has been seted up to one side of ultrafilter, be equipped with the ultrafilter pump between ultrafilter and the preliminary treatment mechanism, one side that rabbling mechanism was kept away from to the ultrafilter is equipped with backwash mechanism, be equipped with the water storage pump between ultrafilter and the. The UF ultrafiltration sewage treatment device not only can reduce the blockage rate of the ultrafilter, but also can increase the working efficiency.

Description

UF ultrafiltration sewage treatment plant

Technical Field

The utility model belongs to the technical field of sewage treatment, concretely relates to UF ultrafiltration sewage treatment plant.

Background

The water pollution condition is aggravated continuously, the topic of water pollution is raised continuously so that sewage treatment and regeneration industry receive unprecedented attention, sewage is classified according to the source, sewage treatment generally divide into production sewage treatment and domestic sewage treatment, production sewage includes industrial sewage, agricultural sewage and medical sewage etc., and domestic sewage is the sewage that daily life produced, refer to the complex mixture of inorganic matter and organic matter of various forms, fruit, walnut etc. need peeled drink, can produce the sewage that has impurity such as a large amount of peels in process of production, only can once filter through the ultrafilter when current ultrafilter is handled sewage, and impurity such as peel causes the jam to the ultrafilter very easily, it is very inconvenient during the use.

Therefore, in order to meet the current situation, the design and production of a UF ultrafiltration sewage treatment device are urgently needed to meet the requirement of practical use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a UF ultrafiltration sewage treatment plant to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the UF ultrafiltration sewage treatment device comprises an ultrafilter, a pretreatment mechanism, a stirring mechanism and a backwashing mechanism, wherein the pretreatment mechanism is arranged on one side of the ultrafilter, a sewage pipe is arranged on one side of the upper half part of the pretreatment mechanism, the stirring mechanism is arranged on the inner periphery of the pretreatment mechanism, a sewage port is formed in the bottom of the ultrafilter, a water purifying port is formed in the top of the ultrafilter, the water purifying port is connected with a water purifying pipe with a water purifying valve, a backwashing port is formed in one side of the ultrafilter, an ultrafilter pump is arranged between the ultrafilter and the pretreatment mechanism, a backwashing mechanism is arranged on one side of the ultrafilter, which is far away from the stirring mechanism, and a water storage pump is arranged between the ultrafilter and the backwashing mechanism.

Preferably, pretreatment mechanism includes sewage case and filter screen, sewage inlet has been seted up to one side of first one of sewage case, and sewage inlet and sewage union coupling, the dirty mouth of row that has the switch is seted up to one side of sewage case lower half, and sewage case lower half keeps away from one side of sewage inlet and has seted up out dirty mouthful, goes out dirty mouthful and is connected with the ultrafiltration water inlet through the ultrafiltration inlet tube, put in the mouth has been seted up at the top of sewage case, and put in mouthful and be connected with the input pipe that has the input valve, filter screen is installed to one side that sewage case internal week is close to out dirty mouthful, and one side of filter screen installs the separation plate, the case lid has been seted up at the top of sewage case.

Preferably, the rabbling mechanism includes rotating electrical machines, puddler and stirring leaf, the bottom of rotating electrical machines and the fixed welding in top of the sewage case of preliminary treatment mechanism, and the output of rotating electrical machines runs through the top of sewage case, the coupling joint has the puddler for the output of rotating electrical machines, and the both ends of puddler all through the interior week of rotating bearing frame with the sewage case and being connected, the side welding of puddler has the multiunit stirring leaf.

Preferably, the backwashing mechanism comprises a water storage tank and a pressure sensor, a water storage port is formed in one side of the lower half portion of the water storage tank and is connected with a water storage water inlet through a water storage water inlet pipe, the pressure sensor is installed on one side of the water purification port and one side of the sewage port, and four groups of filtering supporting legs distributed in a rectangular array are welded at the bottom of the water storage tank.

Preferably, one side of the sewage tank of the pretreatment mechanism is provided with a perspective window convenient for observation, and the bottom of the sewage tank is connected with the ground through a fastener.

The utility model discloses a technological effect and advantage: according to the UF ultrafiltration sewage treatment device, the stirring blades can rotate through the work of the rotating motor, meanwhile, the flocculating agent is put into the sewage tank, impurities in the sewage can be precipitated, and the flocculating agent and the sewage are stirred through the stirring blades, so that the impurities can be rapidly precipitated; the filtering screen is used for blocking larger floating impurities such as peel and the like, so that the sewage can be pre-filtered, the ultrafiltration pump is started at the same time, the pre-filtered sewage enters the ultrafilter for treatment, and the impurities in the filtered sewage are greatly reduced, so that the blockage of the ultrafilter can be reduced, and the working efficiency is improved; through starting water storage pump and ultrafiltration pump, make acid-base solution carry out the backwash to the ultrafilter, through the reverse flow of acid-base solution in the ultrafilter to can carry out the backwash to the ultrafilter, this UF ultrafiltration sewage treatment plant not only can reduce the jam rate of ultrafilter, can also increase work efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is an enlarged view of the structure a in fig. 1 according to the present invention.

In the figure: 1 ultrafilter, 2 pretreatment mechanisms, 3 stirring mechanisms, 4 backwashing mechanisms, 6 ultrafilter pumps, 7 water storage pumps, 8 sewage tanks, 9 filtering screen meshes, 10 rotating motors, 11 stirring rods, 12 stirring blades, 13 water storage tanks and 14 pressure sensors.

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.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a UF ultrafiltration sewage treatment device as shown in figures 1-3, which comprises an ultrafilter 1, a pretreatment mechanism 2, a stirring mechanism 3 and a backwashing mechanism 4, wherein one side of the ultrafilter 1 (the model of the ultrafilter 1 can be selected to be HY-MBR-PVDF-10) is provided with the pretreatment mechanism 2, the ultrafilter 1 is internally provided with an UF membrane, the UF membrane is matched with the model of the ultrafilter 1, one side of the upper half part of the pretreatment mechanism 2 is provided with a sewage pipe, the inner circumference of the pretreatment mechanism is provided with the stirring mechanism 3, the bottom of the ultrafilter 1 is provided with a sewage port, sewage filtered by a filter screen 9 enters from the sewage port, the top of the ultrafilter 1 is provided with a water purifying port which is connected with a water purifying pipe with a water purifying valve, water filtered by the ultrafilter 1 comes out from the water purifying port, the water purifying port is communicated with an external water storage part through a water pipeline, a backwashing port is arranged on one side of the ultrafilter 1, an ultrafiltration pump 6 (the models of the ultrafiltration pump 6 and the water storage pump 7 can be selected as HSNH4040) is arranged between the ultrafilter 1 and the pretreatment mechanism 2, an ultrafiltration water inlet pipe is connected between an ultrafiltration water inlet of the ultrafiltration pump 6 and the pretreatment mechanism 2, an ultrafiltration water outlet pipe with an ultrafiltration valve is connected between an ultrafiltration water outlet of the ultrafiltration pump 6 and a sewage port, one side of the ultra-filter 1, which is far away from the stirring mechanism 3, is provided with a backwashing mechanism 4, a water storage pump 7 is arranged between the ultra-filter 1 and the backwashing mechanism 4, a water storage outlet pipe is connected between a water storage outlet of the water storage pump 7 and a backwashing port, a water storage inlet pipe with a water storage valve is connected between a water storage inlet of the water storage pump 7 and the backwashing mechanism 4, and the ultra-filter 1, the ultra-filter pump 6, the water storage pump 7, the rotating motor 10 and the pressure sensor 14 are all electrically connected with the outside.

Specifically, the pretreatment mechanism 2 comprises a sewage tank 8 and a filter screen 9, one side of the upper half part of the sewage tank 8 is provided with a sewage inlet which is connected with a sewage pipe, sewage generated in a production workshop is guided to the sewage tank 8 through the sewage pipe, one side of the lower half part of the sewage tank 8 is provided with a sewage discharge port with a switch, when a certain amount of bottom impurities are accumulated, the sewage discharge port can be opened to discharge the bottom impurities, one side of the lower half part of the sewage tank 8, which is far away from the sewage inlet, is provided with a sewage outlet which is connected with an ultrafiltration water inlet through an ultrafiltration water inlet pipe, the top of the sewage tank is provided with a delivery port which is connected with a delivery pipe with a delivery valve, when the sewage tank 8 is full of water, the delivery valve is opened, substances which can quickly precipitate the impurities such as flocculant and the like are delivered into the sewage tank 8, one side of the inner periphery of the sewage tank 8, which is close to the sewage outlet, is installed (the installation mode can, fastener can be selected for bolt and screw etc.) has filter screen 9, filter screen 9's group's number and mesh number select according to actual conditions, can pass through filter screen 9 when the sewage flows out, filter screen 9 can block less impurity such as peel, and the separation plate is installed to one side of filter screen 9, and the separation plate is laminated with one side of filter screen 9, can make impurity and filter screen 9 separately, avoids the bottom impurity of sewage case 8 to pile up and produces the jam condition to filter screen 9 nets, the case lid has been seted up at the top of sewage case 8, opens the case lid and is convenient for maintain and inspect inside.

Specifically, the stirring mechanism 3 comprises a rotating motor 10, a stirring rod 11 and stirring blades 12, the bottom of the rotating motor 10 (the model of the rotating motor 10 can be GV22-100W-60S) is fixedly welded with the top of a sewage tank 8 of the pretreatment mechanism 2, the output end of the rotating motor 10 penetrates through the top of the sewage tank 8, the output end of the rotating motor 10 is connected with the stirring rod 11 through a coupler, two ends of the stirring rod 11 are connected with the inner periphery of the sewage tank 8 through rotating bearing seats, a plurality of groups of stirring blades 12 are welded on the side face of the stirring rod 11, the number of the groups of the stirring blades 12 is selected according to actual conditions, after a flocculating agent is put into a putting pipe, the rotating motor 10 is started, the flocculating agent and the sewage are stirred, the flocculating agent can be uniformly mixed, and impurities can be promoted to be rapidly precipitated.

Specifically, backwash mechanism 4 includes water storage tank 13 and pressure sensors 14, the water storage mouth has been seted up to one side of water storage tank 13 lower half, and the water storage mouth passes through the water storage inlet tube and is connected with the water storage water inlet, and pressure sensors 14 (the model of pressure sensors 14 can be selected to HG-80YB) are all installed to one side of water purification mouth and sewage mouth, through observing two sets of pressure sensors 14's pressure differential, can know the jam condition in the pipeline, when reaching certain degree to the pressure differential, can carry out the backwash to ultrafilter 1, the welding of water storage tank 13's bottom has four groups to be the filtration supporting leg that the rectangle array distributes, and the water inlet has been seted up at the top of water storage tank 13, when needing the backwash, will be joined in marriage the backwash liquid and pump and the pipeline of configuration will be taken out backwash to water storage tank 13 in through the outside, carry.

Specifically, the perspective window convenient for observation is seted up to one side of sewage case 8 of preliminary treatment mechanism 2, can observe the condition of sewage case 8 bottom through the perspective window, and the bottom of sewage case 8 is passed through the fastener and is connected with ground.

The working principle of the UF ultrafiltration sewage treatment device is that when the device is needed to be used, sewage is guided to a sewage tank 8 through a sewage pipe, a flocculating agent is put into the sewage tank 8 after the sewage tank 8 is full of water, a rotary motor 10 is turned on after the putting is finished, the rotary motor 10 is rotated to drive a stirring rod 11 to rotate, so that a stirring blade 12 stirs and mixes the sewage and the flocculating agent, the rotary motor 10 is turned off after the flocculating agent is evenly stirred, impurities are naturally precipitated, an ultrafiltration pump 6 is started after the impurities are precipitated, the sewage is pumped to an ultrafilter 1, the sewage is filtered through an UF membrane of the ultrafilter 1 and then is led out from a water purifying port, the treated available water is guided to an external water storage position through a water purifying pipe connected with the water purifying port, the pressure change of two groups of pressure sensors 14 is observed in the treatment process, when the backwashing condition is reached, all opened valves and pumps are turned off, a water, guiding the acid-base solution in the water storage tank 13 to the ultrafilter 1, simultaneously turning on the ultrafilter pump 6 to guide the acid-base solution in the ultrafilter 1 to the water storage tank 8, and after backwashing of the ultrafilter 1 is completed, opening a dirty discharge port to discharge the acid-base solution for cleaning, thus completing cleaning.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a UF ultrafiltration sewage treatment plant, includes ultrafilter (1), preliminary treatment mechanism (2), rabbling mechanism (3) and backwash mechanism (4), its characterized in that: one side of ultra-filter (1) is equipped with pretreatment mechanism (2), one side of first half of pretreatment mechanism (2) is equipped with the sewage pipe, the interior week of pretreatment mechanism is equipped with rabbling mechanism (3), the sewage mouth has been seted up to the bottom of ultra-filter (1), and the top of ultra-filter (1) has seted up the water purification mouth, and the water purification mouth is connected with the water purification pipe that has the water purification valve, the backwash mouth has been seted up to one side of ultra-filter (1), be equipped with ultrafiltration pump (6) between ultra-filter (1) and pretreatment mechanism (2), one side that rabbling mechanism (3) were kept away from in ultra-filter (1) is equipped with backwash mechanism (4), be equipped with water storage pump (7) between ultra-filter (1) and backwash mechanism (4).

2. The UF ultrafiltration wastewater treatment apparatus according to claim 1, wherein: pretreatment mechanism (2) include sewage case (8) and filter screen cloth (9), sewage case (8) first one side has been seted up into dirty mouthful, and advances dirty mouthful and sewage union coupling, the dirty mouth of row that has the switch is seted up to one side of sewage case (8) lower half, and sewage case (8) lower half one side of keeping away from into dirty mouthful has been seted up out dirty mouthful, goes out dirty mouthful and is connected with the ultrafiltration water inlet through the ultrafiltration inlet tube, put in the mouth has been seted up at the top of sewage case, and puts in mouthful and be connected with the input pipe that has the input valve, filter screen cloth (9) are installed to one side that sewage case (8) inner week is close to out dirty mouthful, and the separation plate is installed to one side of filter screen cloth (9), the case lid has been seted up at the top of sewage case (8).

3. The UF ultrafiltration wastewater treatment apparatus according to claim 1, wherein: rabbling mechanism (3) include rotating electrical machines (10), puddler (11) and stirring leaf (12), the bottom of rotating electrical machines (10) and the top fixed welding of sewage case (8) of preliminary treatment mechanism (2), and the output of rotating electrical machines (10) runs through the top of sewage case (8), the output of rotating electrical machines (10) is used the coupling joint to have puddler (11), and the both ends of puddler (11) all are connected through the interior week of rotating bearing frame with the sewage case, the side welding of puddler (11) has multiunit stirring leaf (12).

4. The UF ultrafiltration wastewater treatment apparatus according to claim 1, wherein: the backwashing mechanism (4) comprises a water storage tank (13) and a pressure sensor (14), a water storage port is formed in one side of the lower half portion of the water storage tank (13), the water storage port is connected with a water storage water inlet through a water storage water inlet pipe, the pressure sensor (14) is installed on one side of the water purification port and one side of a sewage port, and four groups of filtering supporting legs distributed in a rectangular array are welded at the bottom of the water storage tank (13).

5. The UF ultrafiltration wastewater treatment apparatus according to claim 1, wherein: one side of the sewage tank (8) of the pretreatment mechanism (2) is provided with a perspective window convenient for observation, and the bottom of the sewage tank (8) is connected with the ground through a fastener.