CN214552586U - Automatic back-flushing device for membrane assembly - Google Patents

Automatic back-flushing device for membrane assembly Download PDF

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Publication number
CN214552586U
CN214552586U CN202120803819.7U CN202120803819U CN214552586U CN 214552586 U CN214552586 U CN 214552586U CN 202120803819 U CN202120803819 U CN 202120803819U CN 214552586 U CN214552586 U CN 214552586U
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pipe
membrane
water
shell
valve
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CN202120803819.7U
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Chinese (zh)
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王先彬
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Hubei Shenhai Machinery Technology Co ltd
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Hubei Shenhai Machinery Technology Co ltd
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Abstract

The application discloses automatic back flush unit of membrane module, including casing, membrane shell and filter equipment and back flush unit, filter equipment includes control box, water supply connector, first water tank, second water tank, backwash pump, inlet tube, first electronic ball valve, second electronic ball valve and water inlet, and the membrane shell is all installed to the inside both sides of casing, and the water inlet has been seted up to the one end of membrane shell, the one end of the inside intercommunication inlet tube of water inlet, first water tank and second water tank are installed respectively to the inside both sides of casing. Filter sewage through membrane filter, conveniently add and supply the raw water through pure water pipe and pure water valve, also can open first blowoff valve and second blowoff valve and in the water backwash entering membrane shell after will filtering under the effect of blow off pipe, through inlet tube and pure water pipe, make things convenient for the inside sewage of membrane shell to discharge from the pure water pipe, conveniently wash away impurity to the inside reverse osmosis membrane subassembly of membrane shell, resume the flux of permeating water of membrane, need not frequent change filtration membrane, effective reduce cost.

Description

Automatic back-flushing device for membrane assembly
Technical Field
The application relates to a backwashing device, in particular to an automatic backwashing device of a membrane component.
Background
The membrane module has various specifications of practical devices including membranes and supporting structures thereof, a single module or a plurality of modules can be assembled into a membrane separation device for use in factories and laboratories, and there are five tubular membrane modules, plate and frame membrane modules, spiral-wound membrane modules as well as hollow fiber membrane modules for reverse osmosis and capillary membrane modules for ultrafiltration and dialysis, depending on the form or arrangement of the membranes.
After the traditional membrane module is installed and used for a period of time, the flux of the membrane module can be reduced under the action of impurities, the membrane module is frequently replaced by manually disassembling or replacing the membrane module in the prior art, so that the cost is increased, and the common membrane module does not have an automatic backwashing device, can not be backwashed in the membrane module to remove the impurities, so that the service life of the membrane module is influenced. Therefore, the automatic backwashing device for the membrane assembly is provided for solving the problems.
Disclosure of Invention
An automatic back washing device of a membrane component comprises a shell, a membrane shell, a filtering device and a back washing device;
the filter device comprises a control box, a water inlet joint, a first water tank, a second water tank, a reflux pump, a water inlet pipe, a first electric ball valve, a second electric ball valve and a water inlet, wherein membrane shells are arranged on two sides in the shell, the water inlet is formed in one end of each membrane shell, the interior of the water inlet is communicated with one end of the water inlet pipe, and the first water tank and the second water tank are respectively arranged on two sides in the shell;
the back washing device comprises a reverse osmosis membrane component, a water outlet, a first blowdown valve, a blowdown pipe, a membrane filter, a return pipe, a pure water valve, a connecting pipe, a second blowdown valve, a drain pipe and a water outlet pipe, a control box is installed at the top end of the shell, and the pure water pipe and the water inlet joint are fixedly connected inside the side walls of the two ends of the shell respectively.
Further, communicate each other through the connecting pipe between first water tank and the second water tank, install the backwash pump on the connecting pipe, the inside of connecting pipe intercommunication membrane filter.
Furthermore, pure water valve is installed to the one end of pure water pipe, the one end intercommunication inlet tube's of pure water pipe one end, first electric ball valve and second electric ball valve are installed respectively to the both ends of inlet tube, the one end intercommunication of two inlet tubes of pure water pipe.
Further, the internally mounted of membrane shell has reverse osmosis membrane subassembly, the quantity of membrane shell is two, two the one end of intercommunication outlet pipe between the membrane shell.
Furthermore, the outlet has been seted up at the top of membrane shell, the one end of inside intercommunication blow-off pipe of outlet, the quantity of blow-off pipe is two, two install first blowoff valve and second blowoff valve on the blow-off pipe respectively, two the one end of blow-off pipe is all linked together to the blow-off pipe.
Furthermore, one end of the water inlet connector is communicated with one end of the water inlet pipe, the other end of the return pipe is communicated with the membrane filter, and one side of the inside of the membrane filter is communicated with one end of the water outlet pipe and one end of the sewage discharge pipe.
The beneficial effect of this application is: the application provides a convenient automatic back washing unit of membrane module that filters and wash efficiently.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic overall perspective view of an embodiment of the present application;
FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;
FIG. 3 is a top view of an embodiment of the present application.
In the figure: 1. the device comprises a shell, 2, a control box, 3, a water inlet joint, 4, a first water tank, 5, a second water tank, 6, a reflux pump, 7, a water inlet pipe, 8, a first electric ball valve, 9, a second electric ball valve, 10, a water inlet, 11, a membrane shell, 12, a reverse osmosis membrane assembly, 13, a water outlet, 14, a first sewage discharge valve, 15, a sewage discharge pipe, 16, a membrane filter, 17, a reflux pipe, 18, a pure water pipe, 19, a pure water valve, 20, a connecting pipe, 21, a second sewage discharge valve, 22, a drainage pipe, 23 and a water outlet pipe.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1-3, an automatic membrane assembly backwashing device includes a housing 1, a membrane housing 11, a filtering device and a backwashing device;
the filtering device comprises a control box 2, a water inlet joint 3, a first water tank 4, a second water tank 5, a reflux pump 6, a water inlet pipe 7, a first electric ball valve 8, a second electric ball valve 9 and a water inlet 10, wherein both sides of the interior of the shell 1 are provided with membrane shells 11, one end of each membrane shell 11 is provided with the water inlet 10, the interior of each water inlet 10 is communicated with one end of the corresponding water inlet pipe 7, and both sides of the interior of the shell 1 are respectively provided with the first water tank 4 and the second water tank 5;
the back washing device comprises a reverse osmosis membrane component 12, a water outlet 13, a first sewage discharge valve 14, a sewage discharge pipe 15, a membrane filter 16, a return pipe 17, a pure water pipe 18, a pure water valve 19, a connecting pipe 20, a second sewage discharge valve 21, a sewage discharge pipe 22, a water outlet pipe 23 and the membrane filter 16, a control box 2 is installed at the top end of the shell 1, and the pure water pipe 18 and the water inlet connector 3 are fixedly connected with the inner parts of the side walls of the two ends of the shell 1 respectively.
The first water tank 4 and the second water tank 5 are communicated with each other through a connecting pipe 20, the reflux pump 6 is installed on the connecting pipe 20, and the connecting pipe 20 is communicated with the inside of the membrane filter 16, so that the structure is more reasonable and the connection is convenient; one end of the pure water pipe 18 is provided with a pure water valve 19, one end of the pure water pipe 18 is communicated with one end of the water inlet pipe 7, two ends of the water inlet pipe 7 are respectively provided with a first electric ball valve 8 and a second electric ball valve 9, and one end of the pure water pipe 18 is communicated with one end of the two water inlet pipes 7, so that the structure is more reasonable and the connection is convenient; the reverse osmosis membrane component 12 is arranged in each membrane shell 11, the number of the membrane shells 11 is two, and one end of the water outlet pipe 23 is communicated between the two membrane shells 11, so that the structure is more reasonable, and the connection is convenient; the top of the membrane shell 11 is provided with a water outlet 13, the inside of the water outlet 13 is communicated with one end of a drain pipe 22, the number of the drain pipes 22 is two, a first drain valve 14 and a second drain valve 21 are respectively arranged on the two drain pipes 22, and the two drain pipes 22 are both communicated with one end of a drain pipe 15, so that the structure is more reasonable and the connection is convenient; one end of the water inlet joint 3 is communicated with one end of the water inlet pipe 7, the other end of the return pipe 17 is communicated with the membrane filter 16, one side of the inside of the membrane filter 16 is communicated with one end of the water outlet pipe 23 and one end of the sewage discharge pipe 15, the structure is more reasonable, and the connection is convenient.
When the device is used, firstly, all electrical elements in the device are externally connected with a control switch and a power supply, then the shell 1 in the device is fixed, water is conveniently conveyed to the water inlet pipe 7 through the water inlet joint 3, water is conveyed into the membrane shell 11 through the water inlet 10 through the first electric ball valve 8 and the second electric ball valve 9, so that a reverse osmosis membrane assembly 12 in the membrane shell 11 is washed, water in the reverse osmosis membrane assembly 12 is conveniently discharged through the water outlet pipe 23, sewage is conveniently conveyed to the membrane filter 16 through the water outlet, the drainage pipe 22, the first sewage discharge valve 14 and the second sewage discharge valve 21, the sewage is filtered through the membrane filter 16, raw water is conveniently added and supplemented through the pure water pipe 18 and the pure water valve 19, the first sewage discharge valve 14 and the second sewage discharge valve 21 can be opened, the filtered water is backwashed and enters the membrane shell 11 under the action of the sewage discharge pipe 15, through inlet tube 7 and pure water pipe 18, make things convenient for 11 inside sewage of membrane shell to discharge from pure water pipe 18, conveniently wash away impurity to 11 inside reverse osmosis membrane subassemblies 12 of membrane shell, resume the flux of permeating water of membrane, through first water tank 4 and second water tank 5, conveniently save the water after filtering, make things convenient for used repeatedly, convenient operation has increased substantially the life of milipore filter, need not frequent change filtration membrane, effective reduce cost.
The application has the advantages that:
1. the reverse osmosis membrane component is reasonable in structure, water is conveyed into the membrane shell through the water inlet through the first electric ball valve and the second electric ball valve, so that a reverse osmosis membrane component in the membrane shell is washed, the water in the reverse osmosis membrane component is conveniently discharged through the water outlet pipe, sewage is conveniently conveyed to the membrane filter through the water outlet, the drainage pipe, the first drain valve and the second drain valve, the sewage is filtered through the membrane filter, and raw water is conveniently added and supplemented through the pure water pipe and the pure water valve;
2. this application is rational in infrastructure, through inlet tube and pure water pipe, makes things convenient for the inside sewage of membrane shell to follow the pure water pipe discharge, and the convenience is washed away impurity to the inside reverse osmosis membrane subassembly of membrane shell, resumes the permeate water flux of membrane, through first water tank and second water tank, and the convenience is saved the water after filtering, makes things convenient for used repeatedly, and convenient operation has increased substantially the life of milipore filter, need not frequent change filtration membrane, effective reduce cost.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (6)

1. An automatic back flush system of membrane module which characterized in that: comprises a shell (1), a membrane shell (11), a filtering device and a back washing device;
the filter device comprises a control box (2), a water inlet connector (3), a first water tank (4), a second water tank (5), a reflux pump (6), a water inlet pipe (7), a first electric ball valve (8), a second electric ball valve (9) and a water inlet (10), wherein membrane shells (11) are installed on two sides of the interior of the shell (1), the water inlet (10) is formed in one end of each membrane shell (11), the interior of the water inlet (10) is communicated with one end of the water inlet pipe (7), and the first water tank (4) and the second water tank (5) are installed on two sides of the interior of the shell (1) respectively;
the back washing device comprises a reverse osmosis membrane assembly (12), a water outlet (13), a first blowdown valve (14), a blowdown pipe (15), a membrane filter (16), a return pipe (17), a pure water pipe (18), a pure water valve (19), a connecting pipe (20), a second blowdown valve (21), a drainage pipe (22) and a water outlet pipe (23), a control box (2) is installed at the top end of the shell (1), and the pure water pipe (18) and the water inlet connector (3) are fixedly connected with the inside of the side walls of the two ends of the shell (1) respectively.
2. The automatic backwashing device of the membrane module as claimed in claim 1, wherein: first water tank (4) and second water tank (5) are each other communicate through connecting pipe (20), install backwash pump (6) on connecting pipe (20), inside of connecting pipe (20) intercommunication membrane filter (16).
3. The automatic backwashing device of the membrane module as claimed in claim 1, wherein:
pure water valve (19) are installed to the one end of pure water pipe (18), the one end of pure water pipe (18) communicates the one end of inlet tube (7), first electric ball valve (8) and second electric ball valve (9) are installed respectively to the both ends of inlet tube (7), the one end of pure water pipe (18) communicates the one end of two inlet tubes (7).
4. The automatic backwashing device of the membrane module as claimed in claim 1, wherein: the internally mounted of membrane shell (11) has reverse osmosis membrane subassembly (12), the quantity of membrane shell (11) is two, two the one end of intercommunication outlet pipe (23) between membrane shell (11).
5. The automatic backwashing device of the membrane module as claimed in claim 1, wherein: the outlet (13) has been seted up at the top of membrane shell (11), the one end of the inside intercommunication blow-off pipe (22) of outlet (13), the quantity of blow-off pipe (22) is two, two install first blowoff valve (14) and second blowoff valve (21) on blow-off pipe (22) respectively, two the one end of blow-off pipe (15) is all communicated in blow-off pipe (22).
6. The automatic backwashing device of the membrane module as claimed in claim 1, wherein: one end of the water inlet joint (3) is communicated with one end of the water inlet pipe (7), the other end of the return pipe (17) is communicated with the membrane filter (16), and one side of the inside of the membrane filter (16) is communicated with one end of the water outlet pipe (23) and one end of the sewage discharge pipe (15).
CN202120803819.7U 2021-04-19 2021-04-19 Automatic back-flushing device for membrane assembly Active CN214552586U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120803819.7U CN214552586U (en) 2021-04-19 2021-04-19 Automatic back-flushing device for membrane assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120803819.7U CN214552586U (en) 2021-04-19 2021-04-19 Automatic back-flushing device for membrane assembly

Publications (1)

Publication Number Publication Date
CN214552586U true CN214552586U (en) 2021-11-02

Family

ID=78326939

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120803819.7U Active CN214552586U (en) 2021-04-19 2021-04-19 Automatic back-flushing device for membrane assembly

Country Status (1)

Country Link
CN (1) CN214552586U (en)

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