CN111203112B - Ultrafiltration type ceramic membrane component and production process - Google Patents
Ultrafiltration type ceramic membrane component and production process Download PDFInfo
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- CN111203112B CN111203112B CN202010069203.1A CN202010069203A CN111203112B CN 111203112 B CN111203112 B CN 111203112B CN 202010069203 A CN202010069203 A CN 202010069203A CN 111203112 B CN111203112 B CN 111203112B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/08—Flat membrane modules
- B01D63/081—Manufacturing thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/08—Flat membrane modules
- B01D63/082—Flat membrane modules comprising a stack of flat membranes
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention discloses an ultrafiltration ceramic membrane component and a production process, the ultrafiltration ceramic membrane component comprises a membrane shell and a ceramic membrane component, the membrane shell is of a hollow cylindrical structure, the ceramic membrane component is positioned in the membrane shell, the top end of the membrane shell is provided with a water outlet, the bottom end of the membrane shell is provided with a water inlet, the side surface of the top part of the membrane shell is provided with a water producing port, the ceramic membrane component is cylindrical and has a gap with the membrane shell, the ceramic membrane component comprises two arc core bodies which are mutually bonded, each arc core body comprises a first core body, a second core body … … and an Nth core body which are mutually parallel, N is an integer not less than 1, one side of the first core body is an arc surface, the other side is a plane, the left side and the right side of the other core bodies are planes, the upper side and the lower side of the other core bodies are arc surfaces, the end parts of the first core body, the second core body … … and the Nth core body are sequentially bonded to form the arc core bodies, gaps are arranged between any two adjacent core bodies, and the gaps are filled with sealing bodies, and a sealing body is filled between the side face of the ceramic membrane component close to the top and the membrane shell.
Description
Technical Field
The invention relates to the technical field of ceramic membranes, in particular to an ultrafiltration type ceramic membrane component and a production process thereof.
Background
The ceramic membrane component is also called inorganic ceramic membrane component, and is an asymmetric membrane formed by preparing inorganic ceramic material through a special process. The ceramic membrane component is divided into a tubular ceramic membrane component and a flat ceramic membrane component. The pipe wall of the tubular ceramic membrane component is densely distributed with micropores, under the action of pressure, raw material liquid flows in the membrane pipe or outside the membrane, small molecular substances or liquid permeate the membrane, and large molecular substances or solid are intercepted by the membrane, so that the purposes of separation, concentration, purification, environmental protection and the like are achieved.
The current filling mode of the tubular ceramic membrane module is generally as follows: the ceramic membrane component is filled in a stainless steel membrane shell or a plastic membrane shell, two flower plates are arranged at two ends of the ceramic membrane component, and the flower plates and the ceramic membrane component are sealed by sealing rings. Because larger gaps are generated among the tubular ceramic membrane assemblies during arrangement, the gaps can not be utilized and avoided, the number of the tubular ceramic membrane assemblies filled in the same membrane shell is limited, and the filtering effect is not ideal.
Disclosure of Invention
The invention aims to provide an ultrafiltration type ceramic membrane component and a production process thereof, which are used for solving the problem that when an ultrafiltration ceramic membrane component is filled, a larger gap which cannot be utilized cannot be generated between the ceramic membrane components, so that the number of the ceramic membrane components filled in the same membrane shell is increased, the filling is more saturated, and the filtering effect is further optimized.
In order to solve the technical problem, the invention adopts the following scheme:
an ultrafiltration ceramic membrane component comprises a membrane shell and a ceramic membrane component, wherein the membrane shell is of a hollow cylindrical structure, the ceramic membrane component is positioned in the membrane shell, a water outlet is formed in the top end of the membrane shell, a water inlet is formed in the bottom end of the membrane shell, a water outlet is formed in the side face of the top of the membrane shell, the ceramic membrane component is cylindrical and has a gap with the membrane shell, the ceramic membrane component comprises two arc cores which are bonded with each other, each arc core comprises a first core body, a second core body … … and an Nth core body which are arranged in parallel, N is an integer not less than 1, one side of each first core body is an arc-shaped surface, the other side of each first core body is a plane, the left side and the right side of each other core body are planes, the upper side and the lower side of each other core body are arc-shaped surfaces, the adjacent end parts of the first core body, the second core body … … and the Nth core body are sequentially bonded to form arc-shaped core bodies, gaps are formed between any two adjacent core bodies, and the gaps close to the bonding parts are filled with sealing bodies, and a sealing body is filled between the side face of the ceramic membrane component close to the top and the membrane shell.
By adopting the technical scheme, the invention comprises a membrane shell and a ceramic membrane component core body, wherein the membrane shell is of a hollow cylindrical structure, the ceramic membrane component core body is arranged in the membrane shell, the top end of the membrane shell is provided with a water outlet for discharging concentrated water, the bottom end of the membrane shell is provided with a water inlet for introducing sewage, the side surface of the top part of the membrane shell is provided with a water producing port for discharging clean water, the ceramic membrane component is cylindrical and forms a certain distance with the inner wall of the membrane shell when being arranged in the membrane shell, a flow passage for filtered clean water flows to the water producing port, the ceramic membrane component is formed by bonding or connecting two arc core bodies in other connecting modes, the two arc core bodies are symmetrically arranged or asymmetrically, the arc core bodies comprise a first core body, a second core body … … and an Nth core body which are arranged in parallel, N is an integer not less than 1, one side of the first core body is an arc-shaped surface, and the other side is a plane, the left side and the right side of the rest cores are planes, the upper side and the lower side of the rest cores are arc-shaped surfaces, the planes and the arc-shaped surfaces on the two adjacent cores can be matched with each other to ensure the smoothness of the whole arc-shaped surface after the cores are bonded into the arc-shaped cores, the adjacent end parts of the first core, the second core … … and the Nth core are sequentially bonded to form the arc-shaped cores, a gap with a certain distance is formed between any two adjacent cores, the gap is a circulation channel after clean water on each core seeps out, a seal body is filled in the gap close to the bonding position and used for preventing the clean water at the position from seeping out to prevent the clean water from being mixed with the thick water at the water outlet at the top end, and a seal body is filled between the side surface close to the top of the ceramic membrane assembly and the membrane shell, so that the clean water can only circulate in the region between the upper seal body and the lower seal body, the clean water flows out from the water outlet of the only channel, and the first core and the second core are adopted, The second core … … and the Nth core are bonded to form a cylindrical ceramic membrane assembly, so that excessive useless gaps generated between the cores can be reduced to the maximum extent, gaps required by clean water circulation are eliminated between the cores, other useless gaps do not exist, and under the condition that the inner cavities of the membrane shells are the same, more cores can be filled relative to the tubular ceramic membrane assembly, the filling is more saturated, the filtering effect is better, and the filtering capacity is larger.
Preferably, the arc-shaped core body is semicircular and comprises a first core body, a second core body, a third core body and a fourth core body which are arranged in parallel, and the adjacent end parts of the first core body, the second core body, the third core body and the fourth core body are sequentially bonded to form the semicircular core body.
Due to the adoption of the technical scheme, the arc-shaped core bodies are semicircular, namely, the two arc-shaped core bodies forming the ceramic membrane assembly are symmetrical to each other, the semicircular arc-shaped core bodies comprise the first core body, the second core body, the third core body and the fourth core body which are arranged in parallel, the four core bodies are adopted, the number of the core bodies is too large for the optimal purpose, the bonding effect is poorer, the thickness of the core bodies is thinner and easy to damage, the four core bodies are sequentially bonded at the positions close to the end parts to form the semicircular arc-shaped core bodies, and the two semicircular arc-shaped core bodies are bonded to form the cylindrical ceramic membrane assembly.
Preferably, end covers are bonded to two ends of the ceramic membrane assembly, a sealing ring is arranged between the ceramic membrane assembly and the end covers, the end covers are cylindrical, and a plurality of through holes are formed in the bottom surfaces of the end covers.
By adopting the technical scheme, the end covers are bonded at the two ends of the ceramic membrane component, the end covers are cylindrical, the bottom surfaces of the end covers are provided with the plurality of through holes, the sealing rings are arranged between the end covers and the ceramic membrane component, so that the sewage is prevented from flowing into a clean water circulation channel when entering and discharging the concentrated water to pollute the clean water, the end covers are used for firmly fixing the core bodies forming the ceramic membrane component to prevent the core bodies from being bonded and dispersed, and the through holes are convenient for the sewage to enter the ceramic membrane component and the concentrated water to discharge the ceramic membrane component.
Further, as preferred, the membrane shell includes upper end, lower end and sleeve pipe, the airtight bonding upper end in sleeve pipe upper end, the airtight bonding lower end of lower extreme, the equal clamp sealing connection of upper end top and lower end bottom has the closing cap, and the delivery port sets up the closing cap top surface on upper end top, and the water inlet sets up the closing cap bottom surface in lower end bottom, produces the water mouth and sets up the side at the upper end.
Due to the adoption of the technical scheme, the membrane shell comprises the upper end, the lower end and the sleeve, the upper end of the sleeve is closely bonded with the upper end, the lower end is closely bonded with the lower end, the sealing mode can be sealed by adopting a sealing ring or a sealing body, the clean water is prevented from seeping out from the sleeve and the bonding gap between the upper end and the lower end, the end parts of the upper end and the lower end are both connected with the sealing covers, the locking is firm through the clamp, the sealing ring or the sealing body is sealed, the internal liquid leakage is prevented, the water outlet is integrally arranged on the top surface of the sealing cover connected with the upper end, the water inlet is integrally arranged on the bottom surface of the sealing cover connected with the lower end, the water production port is integrally arranged on the side surface of the upper end, the integrated design can reduce the use of a sealing component, the cost is saved, and the sealing performance is improved.
Preferably, the bonding position of the upper end of the sleeve and the upper end head is located below the water producing port, the upper end head is hermetically bonded with the end cover at the upper end of the ceramic membrane component, the bonding position is located above the water producing port, and the lower end head is hermetically bonded with the end cover at the lower end of the ceramic membrane component.
Due to the adoption of the technical scheme, the position of the sleeve pipe and the upper end head in bonding is positioned below the water producing port, so that the sleeve pipe cannot obstruct clean water from flowing out of the water producing port, the upper end head is in airtight bonding with the end cover at the upper end of the ceramic membrane component, the clean water is prevented from flowing out of the gap of the bonding position and flowing into the clean water region through the thick water, the bonding position is positioned above the water producing port, the water producing port is prevented from being blocked, the lower end head is in airtight bonding with the end cover at the lower end of the ceramic membrane component, and when sewage enters, the clean water region flows into the clean water region through the bonding gap and leaks to the outside from the gap.
Preferably, the sealing body is a sealant, and the sealant is one or a combination of more of epoxy resin, polyurethane, silicone rubber, polysulfide rubber and chloroprene rubber.
Preferably, the ceramic membrane module is made of one of alumina, zirconia, titania, silicon carbide, kaolin and cordierite.
A production process of an ultrafiltration type ceramic membrane component comprises the following steps:
s1: processing a first core body, a second core body, a third core body and a fourth core body; and forming the required first core, second core, third core and fourth core through a special die.
S2, sequentially bonding the positions of the adjacent end parts of the first core body, the second core body, the third core body and the fourth core body to form a semicircular core body;
s3: bonding the positions of the two semicircular arc-shaped core bodies, which are close to the end parts, to form a required cylindrical ceramic membrane assembly;
s4: sealant is filled in gaps between the two semicircular arc-shaped core bodies and between adjacent two core bodies forming the arc-shaped core body, which are close to the bonding position;
s5: sleeving a sleeve on the ceramic membrane component, hermetically bonding end covers at two ends of the ceramic membrane component respectively, and coating a sealant or sleeving a sealing ring between the end covers and the ceramic membrane component.
S6: the top end of the sleeve is hermetically bonded with the lower part of the upper end head, the bonding position is positioned below the water producing port, the upper part of the upper end head is hermetically bonded with the end cover, the bonding position is positioned above the water producing port, the bottom end of the sleeve is hermetically bonded with the upper part of the lower end head, the lower part of the lower end head is hermetically bonded with the end cover, and the lower end of the sleeve is positioned at the opening of the end cover.
S7: the upper end head and the lower end head are connected with the sealing cover through the clamping hoop, the joint is sealed, and the sealing mode adopts a matched sealing ring or is coated with sealant.
The invention has the following beneficial effects:
1. the first core body, the second core body, the third core body and the fourth core body are bonded to form the semicircular core body, the two semicircular core bodies are bonded to form the cylindrical ceramic membrane assembly, too many useless gaps generated between the core bodies can be reduced to the maximum degree, the space in the membrane shell is fully utilized, gaps which are needed by clean water circulation and are not needed by the core bodies are eliminated, other useless gaps do not exist, under the condition that the sizes of inner cavities of the membrane shell are the same, more core bodies can be filled relative to the tubular ceramic membrane assembly, the ceramic membrane assembly in the membrane shell is filled more fully, the filtering effect is better, and the filtering capacity is larger.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a perspective view of a ceramic membrane module;
FIG. 4 is a cross-sectional view of FIG. 3;
FIG. 5 is a schematic structural view of an end cap;
fig. 6 is a plan view of a conventional ceramic membrane module filled in a membrane housing.
Reference numerals: 1-upper end, 2-sleeve, 3-lower end, 123-membrane shell, 4-hoop, 5-sealing cover, 6-water inlet, 7-water outlet, 8-water outlet, 9-arc core, 901-first core, 902-second core, 903-third core, 904-fourth core, 10-ceramic membrane component, 11-end cover and 1101-through hole.
Detailed Description
The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited to these examples.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inner", "outer", "front", "rear", "top", "bottom", and the like indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, or that are conventionally placed when the product of the present invention is used, and are used only for convenience in describing and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "open," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
An ultrafiltration ceramic membrane module comprises a membrane shell 123 and a ceramic membrane module 10, wherein the membrane shell 123 is of a hollow cylindrical structure, the ceramic membrane module 10 is located in the membrane shell 123, a water outlet 7 is formed in the top end of the membrane shell 123, a water inlet 6 is formed in the bottom end of the membrane shell 123, a water producing port 8 is formed in the side face of the top portion of the membrane shell, the ceramic membrane module 10 is cylindrical and has a gap with the membrane shell 123, the ceramic membrane module 10 comprises two arc core bodies 9 which are bonded with each other, each arc core body 9 comprises a first core body 901, a second core body 902 … … and an Nth core body which are arranged in parallel, N is an integer not less than 1, one side of each first core body 901 is an arc-shaped surface, the other side of each other is a plane, the left side and the right side and the upper side and the lower side of the other core bodies are both planes, the upper side and the lower side of each other core body are both planes, the first core body 901, the second core body 902 … … and the Nth core body are bonded with the adjacent end portions to form the arc-shaped core bodies 9, gaps are formed between any two adjacent core bodies, and a sealing body is filled in a gap close to the bonding position, and a sealing body is filled between the side surface of the ceramic membrane module 10 close to the top and the membrane shell 123.
Specifically, as shown in fig. 1, 2 and 4, the invention includes a membrane shell 123 and a ceramic membrane module core 10, the membrane shell 123 is a hollow cylindrical structure, the ceramic membrane module 10 is placed in the membrane shell 123, a water outlet 7 for discharging concentrated water is provided at the top end of the membrane shell 123, a water inlet 6 for allowing sewage to enter is provided at the bottom end of the membrane shell 123, a water producing port 8 for allowing clean water to flow out is provided at the top side of the membrane shell, the ceramic membrane module 10 is cylindrical and forms a gap with a certain distance with the inner wall of the membrane shell 123 when placed in the membrane shell 123, a flow channel for filtered clean water flows to the water producing port 8, the ceramic membrane module 10 is formed by bonding or other connection methods of two arc core bodies 9, the two arc core bodies 9 are symmetrically or asymmetrically arranged, the arc core body 9 includes a first core body 901, a second core body 902 … … and an nth core body which are arranged in parallel to each other, N is an integer not less than 1, one side of the first core 901 is an arc-shaped surface, the other side is a plane, the left and right sides of the other cores are planes, the upper and lower sides are arc-shaped surfaces, the planes and the arc-shaped surfaces on the two adjacent cores can be matched with each other to ensure the smoothness of the whole arc-shaped surface after the cores are bonded into the arc-shaped core 9, the adjacent end parts of the first core 901, the second core 902 … … and the Nth core are sequentially bonded to form the arc-shaped core 9, a gap with a certain distance is formed between any two adjacent cores, the gap is a circulation channel after clean water seeps out from each core, a seal body is filled in the gap adjacent to the bonding part and used for preventing the clean water at the part from seeping out so as to prevent the clean water from mixing with the concentrated water at the top end water outlet, a seal body is filled between the side surface adjacent to the top of the ceramic membrane assembly 10 and the membrane shell 123, so that the clean water can only circulate in the region between the upper and lower seal bodies, clean water flows out from the water producing port 8 of the only channel, the first core 901, the second core 902 … … and the Nth core are sequentially bonded to form the cylindrical ceramic membrane assembly 10, excessive useless gaps among the cores can be reduced to the maximum extent, gaps required for clean water circulation are eliminated among the cores, other useless gaps do not exist, and under the condition that the accommodating volumes of the inner cavities of the membrane shells 123 are the same, as shown in fig. 6, more cores can be filled compared with the filling mode of the existing tubular ceramic membrane assembly, the ceramic membrane assembly in the membrane shell is filled more fully, so that the filtering effect is better, and the filtering amount is larger.
Example 2
On the basis of the above embodiment, the arc core 9 is a semicircular core and includes a first core 901, a second core 902, a third core 903 and a fourth core 904 which are arranged in parallel, and the adjacent ends of the first core 901, the second core 902, the third core 903 and the fourth core 904 are sequentially bonded to form the semicircular core 9.
Specifically, as shown in fig. 3, the arc-shaped core bodies 9 are semicircular, that is, two arc-shaped core bodies 9 constituting the ceramic membrane assembly 10 are symmetrical to each other, the semicircular arc-shaped core bodies 9 include a first core body 901, a second core body 902, a third core body 903 and a fourth core body 904 which are arranged in parallel to each other, four core bodies are adopted, and for the most preferable, the number of the core bodies is too large, the bonding workload is large, so that the effect of the bonded arc-shaped core bodies becomes poor, the thickness of the core bodies is thinner and the core bodies are easy to damage, the four core bodies are sequentially bonded at positions close to the end portions to form the semicircular arc-shaped core bodies 9, and the two semicircular arc-shaped core bodies 9 are bonded to form the cylindrical ceramic membrane assembly 10.
In the case of the example 3, the following examples are given,
on the basis of the above embodiment, the end caps 11 are bonded to two ends of the ceramic membrane module 10, a sealing ring is disposed between the ceramic membrane module 10 and the end caps 11, the end caps 11 are cylindrical, and the bottom surfaces of the end caps are provided with a plurality of through holes 1101.
Specifically, as shown in fig. 2 and 5, end caps 11 are bonded to both ends of the ceramic membrane module 10, the end caps 11 are cylindrical, a plurality of through holes 1101 are formed in the bottom surface of each end cap 11, a sealing ring is arranged between each end cap 11 and the ceramic membrane module 10 to prevent sewage from flowing into a clean water circulation channel when entering and discharging concentrated water to pollute the clean water, the end caps 11 are used for fixing the core bodies forming the ceramic membrane module 10 firmly to prevent the core bodies from being bonded and dispersed poorly, and the through holes are convenient for sewage to enter the ceramic membrane module 10 and discharge the concentrated water from the ceramic membrane module.
Example 4
On the basis of the above embodiment, the membrane shell 123 includes an upper end 1, a lower end 3 and a sleeve 2, the upper end of the sleeve 2 is hermetically bonded with the upper end 1, the lower end is hermetically bonded with the lower end 3, the top end of the upper end 1 and the bottom end of the lower end 3 are both provided with a clamp 4 which is hermetically connected with a seal cover 5, a water outlet 7 is arranged on the top surface of the seal cover 5 on the top end of the upper end 1, a water inlet 6 is arranged on the bottom surface of the seal cover 5 on the bottom end of the lower end 3, a water outlet 8 is arranged on the side surface of the upper end 1, and the membrane shell 123 is formed by combining and bonding various shells, so that the ceramic membrane assembly 10 can be conveniently filled, disassembled and cleaned.
Specifically, as shown in fig. 1, the membrane shell 123 includes an upper end 1, a lower end 3 and a sleeve 2, the upper end of the sleeve 2 is hermetically bonded to the upper end 1, the lower end is hermetically bonded to the lower end 3, the sealing manner can be sealed by using a sealing ring or a sealing body to prevent clean water from seeping out from the bonding gap between the sleeve 2 and the upper and lower ends, the end portions of the upper end 1 and the lower end 3 are both connected to a sealing cover 5, and are tightly locked by a clamping hoop 4, the sealing ring or the sealing body is sealed to prevent internal liquid from leaking, a water outlet 7 is integrally formed in the top surface of the sealing cover 5 connected to the upper end 1, a water inlet 6 is integrally formed in the bottom surface of the sealing cover 5 connected to the lower end 3, a water producing port 8 is integrally formed in the side surface of the upper end 1, the center line of the water producing port 8 is perpendicular to the center line of the sleeve 2, and the use of the sealing component can be reduced by the integrated design, the cost is saved, and the sealing performance is improved.
On the basis of the above embodiment, the bonding position of the upper end of the sleeve 2 and the upper end head 1 is located below the water producing port 8, the upper end head 1 is hermetically bonded with the end cover 11 at the upper end of the ceramic membrane module 10, the bonding position is located above the water producing port 8, and the lower end head 1 is hermetically bonded with the end cover 11 at the lower end of the ceramic membrane module 10.
Specifically, the position that sleeve pipe 2 and top end 1 bonded is located and produces mouth of a river 8 below, can not sleeve pipe 2 like this can not hinder the clean water from producing the 8 effluviums of mouth of a river, the end cover 11 airtight bonding of top end 1 and ceramic membrane subassembly 10 upper end, prevent that the clean water from flowing out and dense water inflow clean water region through the clearance of splice, the position of bonding is located and produces mouth of a river 8 top, prevent to produce mouth of a river 8 and be blockked up, the end cover 11 airtight bonding of bottom end 3 and ceramic membrane subassembly 10 lower extreme, prevent that sewage from flowing into clean water region and clean water from this clearance seepage to the outside through the splice clearance when getting into.
On the basis of the embodiment, the sealing body is a sealant, and the sealant is one or a combination of more of epoxy resin, polyurethane, silicon rubber, polysulfide rubber and chloroprene rubber.
In addition to the above embodiments, the ceramic membrane module 10 is made of one of alumina, zirconia, titania, silicon carbide, kaolin, or cordierite.
A production process of an ultrafiltration type ceramic membrane component comprises the following steps:
s1: the method comprises the steps of forming a first core 901, a second core 902, a third core 903 and a fourth core 904 which are required by a specific mould, wherein the forming of each core is the existing ceramic membrane component forming process, and belongs to the known process of a person skilled in the art.
S2, sequentially bonding the positions of the adjacent ends of the first core 901, the second core 902, the third core 903 and the fourth core 904 to form a semicircular arc-shaped core 9;
s3: bonding the two semicircular arc-shaped core bodies 9 at the positions close to the end parts to form a required cylindrical ceramic membrane module 10;
s4: sealant is filled in gaps between the two semicircular arc-shaped core bodies 9 and between the two adjacent core bodies forming the arc-shaped core body 9 and at the adjacent bonding positions;
s5: sleeving the ceramic membrane component 10 on the sleeve 2, hermetically bonding the two ends of the ceramic membrane component 10 with the end covers 11 respectively, and coating a sealant or sleeving a sealing ring between the end cover 11 and the ceramic membrane component 10.
S6: the top end of the sleeve 2 is hermetically bonded with the lower part of the upper end head 1, the bonding position is located below the water producing port 8, the upper part of the upper end head 1 is hermetically bonded with the end cover 11, the bonding position is located above the water producing port 8, the bottom end of the sleeve 2 is hermetically bonded with the upper part of the lower end head 3, the lower part of the lower end head 3 is hermetically bonded with the end cover 11, and the lower end of the sleeve 2 is located at the opening of the end cover 11.
S7: go up end 1 and lower end 3 and pass through clamp 4 and closing cap 5 firm in connection, the junction is airtight processing, and airtight mode adopts the sealing washer that matches or coats sealed glue, prevents that inside liquid from leaking to the outside.
The foregoing is only a preferred embodiment of the present invention, and the present invention is not limited thereto in any way, and any simple modification, equivalent replacement and improvement made to the above embodiment within the spirit and principle of the present invention still fall within the protection scope of the present invention.
Claims (8)
1. An ultrafiltration ceramic membrane module is characterized by comprising a membrane shell (123) and a ceramic membrane module (10), wherein the membrane shell (123) is of a hollow cylindrical structure, the ceramic membrane module (10) is positioned in the membrane shell (123), a water outlet (7) is formed in the top end of the membrane shell (123), a water inlet (6) is formed in the bottom end of the membrane shell, a water producing port (8) is formed in the side face of the top end of the membrane shell, the ceramic membrane module (10) is cylindrical and has a gap with the membrane shell (123), the ceramic membrane module (10) comprises two mutually bonded arc-shaped cores (9), each arc-shaped core (9) comprises a first core (901), a second core (902) … … and an Nth core which are arranged in parallel, N is an integer not less than 1, one side of the first core (901) is an arc-shaped surface, the other side of the first core is a plane, the left side and the right side of the other cores are planes, and the upper side and the lower side of the other cores are arc-shaped surfaces, the first core body (901), the second core body (902) … … and the Nth core body are sequentially bonded at the adjacent end parts to form an arc-shaped core body (9), a gap is formed between any two adjacent core bodies, a sealing body is filled in the gap at the adjacent bonding part, and a sealing body is filled between the side surface of the ceramic membrane assembly (10) adjacent to the top and the membrane shell (123).
2. An ultrafiltration ceramic membrane module according to claim 1, wherein the arcuate core (9) is semicircular and comprises a first core (901), a second core (902), a third core (903) and a fourth core (904) which are arranged in parallel, and the adjacent ends of the first core (901), the second core (902), the third core (903) and the fourth core (904) are sequentially bonded to form the semicircular arcuate core (9).
3. An ultrafiltration ceramic membrane module according to claim 1, wherein end caps (11) are bonded to both ends of the ceramic membrane module (10), a sealing ring is arranged between the ceramic membrane module (10) and the end caps (11), the end caps (11) are cylindrical, and a plurality of through holes (1101) are arranged on the bottom surface.
4. An ultrafiltration ceramic membrane module according to claim 1, wherein the membrane shell (123) comprises an upper end (1), a lower end (3) and a sleeve (2), the upper end of the sleeve (2) is hermetically bonded with the upper end (1), the lower end of the sleeve is hermetically bonded with the lower end (3), the top end of the upper end (1) and the bottom end of the lower end (3) are both hermetically connected with a sealing cover (5) through a clamping hoop (4), the water outlet (7) is arranged on the top surface of the sealing cover (5) at the top end of the upper end (1), the water inlet (6) is arranged on the bottom surface of the sealing cover (5) at the bottom end of the lower end (3), and the water outlet (8) is arranged on the side surface of the upper end (1).
5. An ultrafiltration ceramic membrane module according to claim 4, wherein the joint of the upper end of the sleeve (2) and the upper end head (1) is positioned below the water producing port (8), the upper end head (1) is hermetically bonded with the end cap (11) at the upper end of the ceramic membrane module (10), the bonding position is positioned above the water producing port (8), and the lower end head (3) is hermetically bonded with the end cap (11) at the lower end of the ceramic membrane module (10).
6. An ultrafiltration ceramic membrane module according to claim 1 wherein said seal is a sealant, said sealant being one or more of epoxy, polyurethane, silicone rubber, polysulfide rubber, neoprene.
7. An ultrafiltration ceramic membrane module according to claim 1, wherein said ceramic membrane module (10) is made of one of alumina, zirconia, titania, silicon carbide, kaolin or cordierite.
8. The production process of the ultrafiltration ceramic membrane component is characterized by comprising the following steps of:
s1: processing a first core body (901), a second core body (902), a third core body (903) and a fourth core body (904), wherein one side of the first core body (901) is an arc-shaped surface, the other side of the first core body is a plane, the left side and the right side of the other core bodies are planes, and the upper side and the lower side of the other core bodies are arc-shaped surfaces;
s2, sequentially bonding the positions of the first core body (901), the second core body (902), the third core body (903) and the fourth core body (904) close to the end parts to form a semicircular arc-shaped core body (9);
s3: bonding the two semicircular arc-shaped core bodies (9) at the positions close to the end parts to form a required cylindrical ceramic membrane assembly (10);
s4: sealant is filled in gaps between the two semicircular arc-shaped core bodies (9) and between the two adjacent core bodies forming the arc-shaped core body (9) and at the adjacent bonding position;
s5: sleeving a ceramic membrane component (10) on a sleeve (2), and hermetically bonding end covers (11) at two ends respectively;
s6: the top end of the sleeve (2) is hermetically bonded with the lower part of the upper end head (1), the bonding position is positioned below the water producing port (8), the upper part of the upper end head (1) is hermetically bonded with the end cover (11), the bonding position is positioned above the water producing port (8), the bottom end of the sleeve (2) is hermetically bonded with the upper part of the lower end head (3), the lower part of the lower end head (3) is hermetically bonded with the end cover (11), and the lower end of the sleeve (2) is positioned at the opening of the end cover (11);
s7: the upper end (1) and the lower end (3) are connected with the sealing cover (5) through the clamping hoop (4), the joint is sealed, and a sealing ring can be adopted.
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| JP2006198495A (en) * | 2005-01-19 | 2006-08-03 | Daicen Membrane Systems Ltd | Hollow fiber membrane module |
| CN201337887Y (en) * | 2008-12-08 | 2009-11-04 | 林衍良 | Hollow fiber membrane filtering device |
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| JP2008068231A (en) * | 2006-09-15 | 2008-03-27 | Kitami Institute Of Technology | Hydrogen-permeable membrane and its manufacturing method |
| CN101264975B (en) * | 2008-04-18 | 2013-03-20 | 北京汉青天朗水处理科技有限公司 | Column-type film components |
| CN201578990U (en) * | 2009-07-10 | 2010-09-15 | 高耀祖 | Spiral coiled double-channel convection reverse osmosis membrane module and membrane component |
| US8241495B2 (en) * | 2009-08-28 | 2012-08-14 | Dow Global Technologies Llc | Filtration module including membrane sheet with capillary channels |
| JP5244913B2 (en) * | 2010-01-26 | 2013-07-24 | 阿波製紙株式会社 | Filtration device |
| KR101276042B1 (en) * | 2011-07-07 | 2013-06-20 | 뉴모텍(주) | Stator Assembly for Motor |
| CN105413469B (en) * | 2015-12-01 | 2019-02-12 | 芜湖成德龙过滤设备有限公司 | Filter |
| CN109384282B (en) * | 2017-08-09 | 2022-03-15 | 九阳股份有限公司 | Reverse osmosis filter element subassembly |
| CN109019777A (en) * | 2018-09-13 | 2018-12-18 | 珠海格力电器股份有限公司 | A kind of reverse osmosis membrane filter element and water purifier |
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| JP2006198495A (en) * | 2005-01-19 | 2006-08-03 | Daicen Membrane Systems Ltd | Hollow fiber membrane module |
| CN201337887Y (en) * | 2008-12-08 | 2009-11-04 | 林衍良 | Hollow fiber membrane filtering device |
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