CN105251666B - Filter-pressing coating system - Google Patents
Filter-pressing coating system Download PDFInfo
- Publication number
- CN105251666B CN105251666B CN201510717946.4A CN201510717946A CN105251666B CN 105251666 B CN105251666 B CN 105251666B CN 201510717946 A CN201510717946 A CN 201510717946A CN 105251666 B CN105251666 B CN 105251666B
- Authority
- CN
- China
- Prior art keywords
- coating
- conveying device
- wall
- film
- outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000576 coating method Methods 0.000 title claims abstract description 208
- 239000011248 coating agent Substances 0.000 title claims abstract description 207
- 230000007246 mechanism Effects 0.000 claims abstract description 77
- 239000012528 membrane Substances 0.000 claims abstract description 55
- 238000007599 discharging Methods 0.000 claims abstract description 10
- 238000007747 plating Methods 0.000 claims description 16
- 239000007888 film coating Substances 0.000 claims description 14
- 238000009501 film coating Methods 0.000 claims description 14
- 239000011247 coating layer Substances 0.000 claims description 7
- 239000010410 layer Substances 0.000 claims description 6
- 238000010008 shearing Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 239000000919 ceramic Substances 0.000 description 6
- 239000011148 porous material Substances 0.000 description 5
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920006254 polymer film Polymers 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000001728 nano-filtration Methods 0.000 description 1
- 238000011085 pressure filtration Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Abstract
The invention discloses a filter-pressing coating system, which comprises a supply device, a first conveying device, a coating device, a second conveying device and a power mechanism, wherein the first conveying device is used for conveying solution in the supply device into the coating device, the coating device is used for placing a tubular film and coating the tubular film in a filter-pressing mode, the second conveying device is used for discharging redundant solution in the coating device, and the power mechanism is used for adjusting the pressure in the first conveying device, so that the solution in the first conveying device has a certain pressure. The solution in the first conveying device is pressurized by the power mechanism, so that the solution introduced into the coating device has certain pressure, moves in the direction vertical to the wall surface of the tubular membrane under the action of the pressure, is adsorbed on the tubular membrane, namely, the coating efficiency of the tubular membrane is improved by adopting a filter pressing mode, and the mechanical property and the coating precision of the tubular membrane are improved.
Description
Technical Field
The invention belongs to the technical field of coating processing, and particularly relates to a filter pressing coating system.
Background
The shortage of water resources has led to attempts to find ways to solve the problems of fresh water, such as desalination of sea water, recycling of waste water resources, etc. The main current modes of water treatment mainly comprise ultrafiltration, nanofiltration, reverse osmosis and the like. The most important of the water treatment modes is the performance of the filtering membrane, the high and low of the performance directly determines the efficiency of the water treatment device, and the filtering membrane adopted by the water treatment device in the prior art is usually a polymer film and a ceramic film. The polymer film has the advantages of high filtering precision, but has poor mechanical property, short service life and unreliable stability, and needs frequent replacement, so that the service life of the water treatment device is short; while ceramic membranes (including ceramic tubular membranes) have high stability and mechanical properties, they have low filtration accuracy and are difficult to achieve for high efficiency of water treatment.
Therefore, there is an urgent need to develop a device capable of enhancing the filtration accuracy of the ceramic tubular membrane, improving the filtration effect thereof, and being better suitable for the water treatment device, so as to improve the working efficiency of the water treatment device.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defect of low filtration precision of the ceramic tubular membrane in the water treatment device in the prior art, thereby providing a membrane plating system capable of fully utilizing the excellent mechanical property of the tubular membrane and improving the filtration precision.
For this purpose, the invention provides a filter-pressing coating system, which comprises
A supply device for placing the solution;
the first conveying device is used for conveying the solution in the supply device into the coating device;
the power mechanism is used for adjusting the pressure in the first conveying device so as to enable the solution in the first conveying device to have a certain pressure;
the coating device is used for placing the tubular membrane and coating the solution with a certain pressure introduced into the coating device on the outer wall and/or the inner wall of the tubular membrane in a pressure filtration mode;
and the second conveying device is used for discharging the redundant solution after the coating in the coating device.
In the filter pressing coating system, the power mechanism is arranged between the supply device and the first conveying device; the inlet of the device is connected with the feeding device through the first conveying device, and the outlet of the device is connected with the film plating device through the first conveying device.
In the filter pressing coating system, the power mechanism is a booster pump.
In the above filter pressing coating system, the coating device comprises
A first coating mechanism for coating the solution introduced into the coating device on the outer wall of the tubular film to form a coating layer on the outer wall of the tubular film; or/and (or)
And the second coating mechanism is used for coating the solution introduced into the coating device on the inner wall of the tubular film so as to form a coating layer on the inner wall of the tubular film.
In the above filter-pressing coating system, the first coating mechanism includes
A body housing having a cavity for placing a ceramic tubular membrane;
the first inlet is arranged on the body shell and connected with the outlet of the first conveying device and is used for coating a film on a solution with a certain pressure in a direction perpendicular to the outer wall of the tubular film;
the first outlet is arranged on the body shell and connected with the second conveying device and is used for discharging the solution which passes through the outer wall of the tubular membrane and enters the inner channel of the tubular membrane after being coated.
In the above filter pressing coating system, the second coating mechanism comprises
A body housing having a cavity for placing a tubular membrane;
the second inlet is arranged on the body shell, is connected with the outlet of the first conveying device, and is used for introducing a solution with certain pressure into the tubular inner wall and coating the film in a direction perpendicular to the tubular film inner wall;
and the second outlet is arranged on the body shell and connected with the second conveying device and is used for discharging the solution which passes through the inner wall of the tubular membrane after being coated and enters a space between the outer wall of the tubular membrane and the body shell.
The filter pressing coating system further comprises a control device for controlling the first coating mechanism or/and the second coating mechanism to be opened or closed.
In the above filter pressing coating system, the control device comprises
The first controller is arranged on the first conveying device and is positioned between the power mechanism () and the film plating device and used for controlling the opening or closing of the inlet of the first film plating mechanism or/and the second film plating mechanism; and
the second controller is arranged on the second conveying device and used for controlling the opening or closing of the outlet of the first coating mechanism or/and the outlet of the second coating mechanism.
In the filter-pressing coating system, the filter-pressing coating system comprises a filter-pressing coating system,
the coating device is provided with two inlets, namely a first inlet and a second inlet; the two outlets are respectively a first outlet and a second outlet;
the first conveying device is provided with a third inlet and two outlets, namely a third outlet and a fourth outlet;
the second conveying device is provided with two inlets, namely a fourth inlet and a fifth inlet; a fifth outlet;
the third outlet of the first conveying device is connected with the first inlet of the coating device, and the first outlet of the coating device is connected with the fourth inlet of the second conveying device so as to form a coating mode of the first coating mechanism;
the fourth outlet of the first conveying device is connected with the second inlet of the coating device, and the second outlet of the coating device is connected with the fifth inlet of the second conveying device so as to form a coating mode of the second coating mechanism.
In the above filter pressing coating system, one end of the second conveying device is connected to the coating device, and the other end is connected to the supply device.
The filter pressing coating system further comprises an adjusting valve and a pressure detector, and the pressure in the first conveying device and the pressure in the coating device are adjusted through the adjusting valve; after the pressure in the coating device reaches a certain threshold value, a shearing force is generated on the coating wall surface of the tubular film, so that a cross-flow coating mode is formed.
The pressure detector is used for detecting the pressure in the first conveying device and the coating device.
The filter pressing coating system provided by the invention has the following advantages:
1. according to the filter-pressing coating system provided by the invention, the solution in the first conveying device is pressurized by the power mechanism, so that the solution introduced into the coating device has certain pressure, moves in the direction perpendicular to the wall surface of the tubular membrane under the action of the pressure, is adsorbed on the wall surface of the tubular membrane, and the coating efficiency of the tubular membrane is improved by adopting a filter-pressing mode.
2. According to the filter pressing coating system provided by the invention, the first coating mechanism or/and the second coating mechanism are arranged in the coating device, so that the solution introduced into the coating device is respectively coated on the outer wall or the inner wall of the tubular membrane, the film coating on the inner wall and the outer wall of the tubular membrane can be realized, the coating efficiency of the tubular membrane is improved, and the mechanical strength and the filtering precision of the tubular membrane are enhanced.
3. The filter pressing coating system provided by the invention further comprises a control device for opening or closing the first coating mechanism and the second coating mechanism, so that the requirements of coating on the outer wall or the inner wall of the tubular film or the outer wall of the inner wall are met more conveniently, and the whole coating device is simple and easy to operate.
4. According to the filter pressing coating system provided by the invention, one end of the second conveying device is connected with the coating device, and the other end of the second conveying device is connected with the supply device, so that a recycling system of coating solution is formed, and a multiple-cycle coating mode of the tubular membrane is conveniently realized.
5 the filter pressing coating system provided by the invention further comprises a pressure detector for detecting the pressure in the first conveying device; after the pressure in the coating device reaches a certain threshold value through adjusting the adjusting valve of the control device, shearing force is generated on the coating film wall surface of the tubular film to form a cross-flow coating mode, the coating film layer of the tubular film can be more uniform by adopting the cross-flow coating, particles adsorbed on the tubular film are prevented from blocking the pores of the tubular film, and further, the coating can be carried out on the outer wall and the inner wall of the tubular film, so that the mechanical strength and the filtering precision of the tubular film are further improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below,
fig. 1 is a schematic structural diagram of a coating system according to the present invention.
Reference numerals: 1-feeding device, 2-first conveying device, 21-third inlet, 22-third outlet, 23-fourth outlet, 3-power mechanism, 4-coating device, 45-body shell, 41-first inlet, 43-first outlet, 42-second inlet, 44-second outlet, 5-second conveying device, 51-fourth inlet, 52-fifth inlet, 53-fifth outlet, 61-first valve, 62-second valve, 63-third valve, 64-fourth valve, 7-three-way interface, 8-pressure detector.
Detailed Description
The technical features of the different embodiments of the invention described below may be combined with one another as long as they do not conflict with one another.
Example 1
The embodiment provides a filter-pressing coating system, as shown in FIG. 1, comprising
A supply device 1 for placing a solution;
a first transporting device 2 for transporting the solution in the supply device 1 into the coating device 4;
a power mechanism 3 for adjusting the pressure in the first conveying device 2 so as to make the solution in the first conveying device 2 have a certain pressure;
the coating device 4 is used for placing the tubular membrane and coating the solution with a certain pressure introduced into the coating device 4 on the outer wall and/or the inner wall of the tubular membrane in a filter pressing mode;
and the second conveying device 5 is used for discharging the redundant solution after the coating in the coating device 4.
In this embodiment, the solution in the first conveying device 2 is pressurized by the power mechanism 3, so that the solution introduced into the film plating device 4 has a certain pressure, and under the action of the pressure, the solution moves in a direction perpendicular to the wall surface of the tubular film and is adsorbed on the wall surface of the tubular film, that is, the film plating efficiency of the tubular film is improved by adopting a filter pressing mode.
As a preferred embodiment, the power mechanism 3 is arranged between the supply device 1 and the first conveying device 2; the inlet of the device is connected with the feeding device 1 through the first conveying device 2, and the outlet of the device is connected with the coating device 4 through the first conveying device 2. In this arrangement, the solution in the supply device 1 is first fed into the power mechanism 3, so that the solution has a certain pressure, and then the solution with a certain pressure is fed into the coating device 4 through the first feeding device 2.
Further preferably, the power mechanism 3 is a booster pump, and as a modification, other devices that can provide pressure in the prior art may be used in addition to the booster pump.
As a preferred embodiment, the above-described coating device 4 preferably includes a first coating mechanism for coating the solution introduced into the coating device 4 on the outer wall of the tubular film to form a coating layer on the outer wall of the tubular film.
For the first coating mechanism, the first coating mechanism preferably includes
A body housing 45 having a cavity for placing a tubular membrane;
a first inlet 41, which is arranged on the body shell 45 and is connected with the outlet of the first conveying device 2, and is used for coating a film on a solution with a certain pressure in a direction perpendicular to the outer wall of the tubular film;
the first outlet 43 is formed on the body housing 45 and connected with the second conveying device 5, and is used for discharging the solution which passes through the outer wall of the tubular membrane and enters the inner channel of the tubular membrane after being coated.
When the first film coating mechanism is used for coating film, the solution with certain pressure is brought into a space formed between the body shell 45 and the outer wall of the tubular film through the first inlet 41, the solution moves at a high speed under the action of the pressure and is adsorbed on the outer wall of the tubular film, and a layer of film is formed along the wall surface of the tubular film, namely, a filter pressing film coating mode from outside to inside is formed; at the same time, a portion of the solution passes through the pores of the tubular membrane into the internal passage of the tubular membrane, which portion is discharged through the first outlet 43 into the second delivery device 5. It is noted that the tubular membrane can be rotated or not during the press filtration coating process, and a layer of solution can be coated on the outer wall of the tubular membrane.
As a further preferred embodiment, the body housing 45 is preferably shaped as a cylindrical barrel, the first inlet 41 is provided on the outer wall of the cylindrical barrel, the first outlet 43 is provided on one side wall of the cylindrical barrel along the length direction of the cylindrical barrel, and the height of the first outlet 43 is positioned at a position where the tubular membrane is placed in the cylindrical barrel, and in practice, the height position where the solution inside the cylindrical barrel is discharged can be used.
As a modification, the shape of the body case 45 may be rectangular, irregular, or the like, in addition to a cylindrical can, as is the case in the prior art for placing things.
In the above embodiment, one end of the second conveying device 5 is connected to the coating device 4, and the other end is connected to the feeding device 1, so as to form a recycling system of the coating solution, so that the multiple circulation coating mode of the tubular film can be realized.
Example 2
The embodiment provides a filter-pressing coating system, and the difference with the filter-pressing coating system provided in the embodiment lies in: the coating device 4 also comprises a second coating mechanism for coating the solution introduced into the coating device 4 on the inner wall of the tubular film so as to form a coating layer on the inner wall of the tubular film.
Preferably, the second film plating mechanism comprises
A body housing 45 having a cavity for placing a tubular membrane;
a second inlet 42, which is provided on the body casing 45 and connected to the outlet of the first conveying device 2, and is used for introducing the solution with a certain pressure into the tubular inner wall and coating the film in a direction perpendicular to the tubular inner wall;
the second outlet 44 is provided on the body housing 45 and connected with the second conveying device 5, and is used for discharging the solution which passes through the inner wall of the tubular membrane and enters the space formed between the outer wall of the tubular membrane and the body housing 45 after coating.
That is, in the coating system provided in embodiment 1, a second inlet 42 and a second outlet 44 are further provided on the body housing 45, and the coating principle is the same as that of embodiment 1, except that the flow direction of the solution introduced into the coating device 4 is different. In this embodiment, the solution introduced into the coating device 4 through the second inlet 42 first enters the internal channel of the tubular membrane, the solution with pressure is adsorbed on the inner wall of the tubular membrane under the pressure, a part of the solution passes through the pores of the tubular membrane and enters the space between the tubular membrane and the body housing 45, and the solution is discharged into the second conveying device 5 through the second outlet 44 to form a coating layer with a certain thickness on the inner wall of the tubular membrane, that is, a filter-press coating mode from inside to outside is adopted.
Therefore, the first film coating mechanism can be started to coat films on the outer wall of the tubular film, then the first film coating mechanism is closed, and the second film coating mechanism is started, so that films can be coated on the outer wall and the inner wall of the tubular film.
In addition, only the second coating mechanism is arranged in the filter pressing device, the first coating mechanism is not required to be arranged, and the filter pressing device is only used for coating the inner wall of the tubular membrane.
As a preferred embodiment of the above-described embodiment,
the coating device 4 is provided with two inlets, namely a first inlet 41 and a second inlet 42; and two outlets, a first outlet 43, a second outlet 44, respectively;
the first conveying device 2 is provided with a third inlet 21, and two outlets, namely a third outlet 22 and a fourth outlet 23;
the second conveying device 5 is provided with two inlets, namely a fourth inlet 51 and a fifth inlet 52; and a fifth outlet 53;
the third outlet 22 of the first conveying device 2 is connected with the first inlet 41 of the coating device 4, and the first outlet 43 of the coating device 4 is connected with the fourth inlet 51 of the second conveying device 5 so as to form a coating mode of the first coating mechanism from outside to inside;
the fourth outlet 23 of the first conveyor 2 is connected to the second inlet 42 of the coating device 4 and the second outlet 44 of the coating device 4 is connected to the fifth inlet 52 of the second conveyor 5 to form an inside-out coating pattern of the second coating mechanism.
As a further preferred embodiment, a control device is also arranged in the filter pressing coating system, and the control device is used for controlling the first coating mechanism or the second coating mechanism to be opened or closed.
As deformation, the control device can also control the first film plating mechanism and the second film plating mechanism to be simultaneously opened or closed, and the outer wall and the inner wall of the tubular film are plated with a once-coated film layer, so that the mechanical property of the tubular film is further improved.
The control device in the above embodiment preferably includes
The first controller is arranged on the first conveying device 2 and positioned between the power mechanism 3 and the coating device 4 and is used for controlling the opening or closing of the inlet of the first coating mechanism or/and the second coating mechanism; and
and the second controller is arranged on the second conveying device 5 and used for controlling the opening or closing of the outlet of the first coating mechanism or/and the second coating mechanism.
The first controller and the second controller are used for realizing the mode of opening the filter pressing coating from outside to inside or the mode of opening the filter pressing coating from inside to outside in the coating device 4, so that the coating mode of the tubular membrane is convenient to select.
In a further preferred embodiment, the first controller includes
The three-way interface 7 is arranged on the first conveying device 2 and is positioned between the power mechanism 3 and the coating device 4 and used for dividing the solution of the first conveying device 2 into two paths, wherein the first path is connected with the first inlet 41 and the second path is connected with the second inlet 42; that is, the first path is that the third outlet 22 of the first conveying device 2 is connected to the first inlet 41 of the coating device 4; the second path is that the fourth outlet 23 of the first conveying device 2 is connected with the second inlet 42 of the coating device 4; and
the first valve 61 and the second valve 62 are respectively arranged on the first conveying device 2 on the first road and the first conveying device 2 on the second road; the device is used for dredging or cutting off the transportation of the solution in the first path and the second path respectively.
For the second controller, the three-way interface 7 and two valves are also preferable, the first outlet 43 and the second outlet 44 in the film plating device 4 are respectively connected with the fourth inlet 51 and the fifth inlet 52 of the second conveying device 5 to divide the second conveying device 5 into two paths, then the two paths of second conveying devices 5 are combined into one path of second conveying device 5 through the three-way interface 7, and the third valve 63 and the fourth valve 64 are respectively arranged on the first path of second conveying device 5 and the second path of second conveying device 5; the device is used for dredging or cutting off the transportation of the solution in the first path and the second path.
Example 3
This embodiment provides a filter-pressing coating system, compares with the coating system that embodiment 2 provided, has the difference that: a pressure detector 8 is also included for detecting the pressure in the first conveying means 2. After the pressure in the coating device 4 reaches a certain threshold value by adjusting the third valve 63 or the fourth valve 64, a shearing force is generated on the coating film wall surface of the tubular film to form a cross-flow coating mode, so that on one hand, the coating film layer of the tubular film can be more uniform, on the other hand, particles adsorbed on the tubular film are prevented from blocking the pores of the tubular film, and then a solution can pass through the pores of the tubular film to enter the inner wall of the tubular film, so that the coating can be realized on the outer wall and the inner wall of the tubular film, and the mechanical strength and the filtering precision of the tubular film are further improved.
As a preferred embodiment, the pressure detector is arranged on the first conveying device between the power mechanism 3 and the coating device 4 and is positioned between the residual tee joints 7 of the power mechanism 3.
Specifically, the first film coating mechanism mode is opened by opening the first valve 61 of the first controller and the third valve 63 of the second controller, so that the solution is introduced into the space between the body shell 45 and the outer wall of the tubular film in the film coating device 4 through the first inlet 41, the tubular film put into the film coating device 4 is coated, at the moment, the second film coating mechanism is closed, the pressure in the first conveying device 2 is detected by the pressure detector 8, the fourth valve 64 of the second controller is adjusted, the pressure in the space between the body shell 45 and the outer wall of the tubular film reaches a set threshold value, and the fourth valve 64 is opened; at this time, a part of the solution in the space between the body housing 45 and the outer wall of the tubular film is coated on the outer wall of the tubular film, a part of the solution passes through the tubular film and enters the inner wall of the tubular film to be coated or is discharged to the second conveying device 5 through the first outlet 43, and a part of the solution is discharged to the second conveying device 5 through the second outlet 44, that is, the cross-flow coating mode of the coating device 4 is realized, that is, the uncoated solution staying in the space between the body housing 45 and the outer wall of the tubular film flows out of the coating device 4 under the action of shearing force, so that the solution is prevented from gathering too much to block the tubular film and difficult to coat.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. It will be apparent to those skilled in the art from this disclosure that various other changes and modifications can be made which are within the scope of the invention.
Claims (6)
1. A filter-pressing coating system comprises
A supply device (1) for placing a solution;
a first conveying device (2) for conveying the solution in the supply device (1) into the coating device (4);
a power mechanism (3) for adjusting the pressure in the first conveying device (2) so as to enable the solution in the first conveying device (2) to have a certain pressure;
the coating device (4) is used for placing the tubular membrane and coating the solution with a certain pressure introduced into the coating device (4) on the outer wall and/or the inner wall of the tubular membrane in a filter pressing mode;
the second conveying device (5) is used for discharging the redundant solution after coating in the coating device (4);
the power mechanism (3) is arranged between the supply device (1) and the coating device (4); the inlet of the device is connected with the feeding device (1) through the first conveying device (2), and the outlet of the device is connected with the coating device (4) through the first conveying device (2);
the coating device (4) comprises
A first coating mechanism for coating the solution introduced into the coating device (4) on the outer wall of the tubular film to form a coating layer on the outer wall of the tubular film;
a second coating mechanism for coating the solution introduced into the coating device (4) on the inner wall of the tubular film to form a coating layer on the inner wall of the tubular film; the first film plating mechanism comprises
A body housing (45) having a cavity for placing a tubular membrane;
the first inlet (41) is arranged on the body shell (45) and connected with the outlet of the first conveying device (2) and is used for coating a film on a solution with a certain pressure in a direction perpendicular to the outer wall of the tubular film;
a first outlet (43) which is arranged on the body shell (45) and is connected with the second conveying device (5) and is used for discharging the solution which passes through the outer wall of the tubular membrane and enters the inner channel of the tubular membrane after being coated;
the second film plating mechanism comprises
The second inlet (42) is arranged on the body shell (45), is connected with the outlet of the first conveying device (2), and is used for introducing a solution with certain pressure into the tubular inner wall and coating the film in a direction perpendicular to the tubular film inner wall;
a second outlet (44) which is arranged on the body shell (45) and is connected with the second conveying device (5) and is used for discharging the solution which passes through the inner wall of the tubular membrane and enters the space formed between the outer wall of the tubular membrane and the body shell (45) (45) after coating;
firstly, a first film coating mechanism is started to coat films on the outer wall of a tubular film, then the first film coating mechanism is closed, and a second film coating mechanism is started to realize film coating on the outer wall and the inner wall of the tubular film;
the first film plating mechanism and the second film plating mechanism can be controlled to be simultaneously opened or closed, and film plating layers with certain thickness are plated on the outer wall and the inner wall of the tubular film.
2. The filter press coating system of claim 1, wherein: the control device is used for controlling the first coating mechanism or/and the second coating mechanism to be opened or closed.
3. The filter press coating system of claim 2, wherein: the control device includes:
the first controller is arranged on the first conveying device (2) and positioned between the power mechanism (3) and the coating device (4) and is used for controlling the opening or closing of the inlet of the first coating mechanism or/and the second coating mechanism; and
and the second controller is arranged on the second conveying device (5) and used for controlling the opening or closing of the outlet of the first coating mechanism or/and the second coating mechanism.
4. The filter press coating system of claim 1, wherein:
the coating device (4) is provided with two inlets, namely a first inlet (41) and a second inlet (42); and two outlets, a first outlet (43), a second outlet (44), respectively;
the first conveying device (2) is provided with a third inlet (21) and two outlets, namely a third outlet (22) and a fourth outlet (23);
the second conveying device (5) is provided with two inlets, namely a fourth inlet (51) and a fifth inlet (52); and a fifth outlet (53);
the third outlet of the first conveying device (2) is connected with the first inlet (41) of the coating device (4), and the first outlet (43) of the coating device (4) is connected with the fourth inlet (51) of the second conveying device (5) so as to form a coating mode of the first coating mechanism;
the fourth outlet (23) of the first conveying device (2) is connected with the second inlet (42) of the coating device (4), and the second outlet (44) of the coating device (4) is connected with the fifth inlet (52) of the second conveying device (5) so as to form a coating mode of the second coating mechanism.
5. The filter press coating system of claim 1, wherein: one end of the second conveying device (5) is connected with the coating device (4), and the other end of the second conveying device is connected with the supply device (1).
6. The filter press coating system of claim 1, wherein: adjusting the pressure in the first conveying device (2) and the coating device (4) by adjusting the third valve (63) or the fourth valve (64); after the pressure in the coating device (4) reaches a certain threshold value, generating shearing force on the coating wall surface of the tubular film to form a cross-flow coating mode;
the pressure detector (8) is used for detecting the pressure in the first conveying device (2) and the coating device (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510717946.4A CN105251666B (en) | 2015-10-28 | 2015-10-28 | Filter-pressing coating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510717946.4A CN105251666B (en) | 2015-10-28 | 2015-10-28 | Filter-pressing coating system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105251666A CN105251666A (en) | 2016-01-20 |
| CN105251666B true CN105251666B (en) | 2023-10-27 |
Family
ID=55091763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510717946.4A Active CN105251666B (en) | 2015-10-28 | 2015-10-28 | Filter-pressing coating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105251666B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107309137B (en) * | 2016-04-27 | 2019-10-08 | 四川理工学院 | The mute applying material device in aluminium alloy extrusions profiled holes bottom surface |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55148756A (en) * | 1979-05-07 | 1980-11-19 | Hitachi Cable Ltd | Chemical metal plating method for inner surface of coating tube for nuclear fuel rod |
| CN102978591A (en) * | 2012-12-14 | 2013-03-20 | 中国建筑材料科学研究总院 | Inside-outside differential pressure chemical plating equipment for porous ceramic tube and film coating method for porous ceramic tube |
| CN103204635A (en) * | 2013-04-25 | 2013-07-17 | 江福兴 | Inner cavity film coating technique of pipe fittings |
| CN103908896A (en) * | 2014-04-12 | 2014-07-09 | 宁波信远膜工业股份有限公司 | Pipe type membrane assembly coated with cascaded structure on inner wall |
| TW201436884A (en) * | 2013-03-29 | 2014-10-01 | Hung M & S Biochem Technology Co Ltd | Construction method for waterproof coating |
| CN205253482U (en) * | 2015-10-28 | 2016-05-25 | 南京新月材料科技有限公司 | Filter -pressing coating film system |
-
2015
- 2015-10-28 CN CN201510717946.4A patent/CN105251666B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55148756A (en) * | 1979-05-07 | 1980-11-19 | Hitachi Cable Ltd | Chemical metal plating method for inner surface of coating tube for nuclear fuel rod |
| CN102978591A (en) * | 2012-12-14 | 2013-03-20 | 中国建筑材料科学研究总院 | Inside-outside differential pressure chemical plating equipment for porous ceramic tube and film coating method for porous ceramic tube |
| TW201436884A (en) * | 2013-03-29 | 2014-10-01 | Hung M & S Biochem Technology Co Ltd | Construction method for waterproof coating |
| CN103204635A (en) * | 2013-04-25 | 2013-07-17 | 江福兴 | Inner cavity film coating technique of pipe fittings |
| CN103908896A (en) * | 2014-04-12 | 2014-07-09 | 宁波信远膜工业股份有限公司 | Pipe type membrane assembly coated with cascaded structure on inner wall |
| CN205253482U (en) * | 2015-10-28 | 2016-05-25 | 南京新月材料科技有限公司 | Filter -pressing coating film system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105251666A (en) | 2016-01-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2426586C1 (en) | Hollow-fibre membrane module, method of its production, assembly unit with said module and method of suspended water treatment thereby | |
| JP5848184B2 (en) | Seawater desalination system and energy exchange chamber | |
| US20210229042A1 (en) | Three-dimensional feed spacers with tpms architectures for membrane-based systems | |
| CN102802769A (en) | Filtering method, and membrane-filtering apparatus | |
| CN107746097A (en) | A kind of reverse osmosis membrane and capacitance method desalinization combined system | |
| TW201323067A (en) | Device for producing desalted water and method for producing the same | |
| CN105251666B (en) | Filter-pressing coating system | |
| CN104986820A (en) | Exhausting method of reverse osmosis water purifier and reverse osmosis water purifier realizing exhausting method | |
| CN103304006B (en) | Seawater desalination system and energy recycle device | |
| CN201437073U (en) | Tubular composite membrane component | |
| CN207375848U (en) | Reverse osmosis seawater desalination system | |
| WO2012056668A1 (en) | Reverse osmosis membrane structure for water treatment and reverse osmosis membrane module | |
| US20160258428A1 (en) | Electroosmotic pump, method for manufacturing same, and microfluidic device | |
| US11472718B2 (en) | Adsorption structure, adsorption structure unit, and method for manufacturing same | |
| CN201719980U (en) | Tubular composite membrane ultrafiltration and microfiltration assembly | |
| CN2910907Y (en) | Water treatment equipment able to recover total concentration water | |
| CN105579117B (en) | Ultrafiltration system suitable for home use | |
| CN217173487U (en) | Ultrapure water integrated built-in system | |
| CN109293087A (en) | A kind of waste water treatment system can automatically clean filter membrane | |
| CN205253482U (en) | Filter -pressing coating film system | |
| CN101992134B (en) | Regeneration method of ion exchange resin for desalination | |
| CN107686145A (en) | Desalinization boost energy retracting device | |
| CN106076119A (en) | A kind of NF membrane washing point salt equipment | |
| CN205803174U (en) | The device that a kind of ion exchange regenerant waste liquid reduces discharging and recycles | |
| CN103357273A (en) | Online backwashing device and method in ultrafiltration process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240417 Address after: Room 414, Building B, Building 11 Nanyunwu Road, Huangpu District, Guangzhou City, Guangdong Province, 510700 Patentee after: Guangzhou Liangyue Material Technology Co.,Ltd. Country or region after: China Address before: Zijin kechuangkao special community, No.3 Hengda Road, Xingang Development Zone, Qixia District, Nanjing City, Jiangsu Province, 210038 Patentee before: NANJING XINYUE MATERIAL SCIENCE & TECHNOLOGY Co.,Ltd. Country or region before: China |