CN212701389U

CN212701389U - Nanofiltration membrane performance detection equipment

Info

Publication number: CN212701389U
Application number: CN202021267391.0U
Authority: CN
Inventors: 刘淑华; 李潇奕; 崔峰
Original assignee: Shandong Bona Biotechnology Group Co ltd
Current assignee: Shandong Bona Biotechnology Group Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-03-16
Anticipated expiration: 2030-07-01

Abstract

The utility model belongs to membrane separation application apparatus field relates to and receives the filter membrane, especially relates to a receive filter membrane performance check out test set. Including feed pump, security filter, high-pressure pump, receive filter membrane detection device main part, dense water collection device and product water collection device, receive filter membrane detection device main part and include the base and rotate the carousel of setting on the base, the carousel includes last carousel and the lower carousel that sets up from top to bottom, go up the interval setting between carousel and the lower carousel, upward be provided with the membrane module mount between carousel and the lower carousel, the membrane module mount is the outer fringe of last carousel and lower carousel of the even distribution of annular, the utility model discloses simple structure, processing convenience, detection efficiency is high, is fit for using widely on a large scale.

Description

Nanofiltration membrane performance detection equipment

Technical Field

The utility model belongs to membrane separation application apparatus field relates to and receives the filter membrane, especially relates to a receive filter membrane performance check out test set.

Background

Nanofiltration membranes are functional semipermeable membranes with a pore size of 1nm or more (typically 1-2nm) that allow the transmission of solvent molecules or certain low molecular weight solutes or low valent ions. It is a special and promising separation membrane variety, which is named because the size of the retention substance is about nanometer, the molecular weight of the retention organic substance is about 150-. Is used for removing organic matters and chromaticity of surface water, removing hardness of underground water, partially removing soluble salt, concentrating fruit juice, separating useful substances in medicines, and the like.

In present various membrane separation experiments, the performance of a nanofiltration membrane is related to the accuracy of the experiment, for this reason, the performance detection of the nanofiltration membrane becomes a crucial item, at present, the existing membrane detection mainly detects through the desalination rate, through calculating the desalination rate, and then judges the performance of the membrane, the existing nanofiltration membrane performance detection equipment can only detect one nanofiltration membrane and has a slow effect, and for this reason, the nanofiltration membrane performance detection equipment which can be quickly replaced without shutdown and replacement is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem that foretell receive filter membrane performance check out test set exists, provide a reasonable in design, simple structure and can realize not shutting down quick replacement and receive filter membrane performance check out test set.

In order to achieve the above object, the technical solution adopted by the present invention is that, the present invention provides a nanofiltration membrane performance detection apparatus, comprising a water feed pump, a security filter, a high pressure pump, a nanofiltration membrane detection apparatus main body, a concentrated water collection apparatus and a produced water collection apparatus, wherein the nanofiltration membrane detection apparatus main body comprises a base and a turntable rotatably arranged on the base, the turntable comprises an upper turntable and a lower turntable which are arranged up and down, the upper turntable and the lower turntable are arranged at intervals, a membrane assembly fixing frame is arranged between the upper turntable and the lower turntable, the membrane assembly fixing frame is annularly and uniformly distributed at the outer edges of the upper turntable and the lower turntable, the membrane assembly fixing frame comprises a fixing frame body which is arranged in a semicircular pipe shape and a connecting seat arranged at the bottom of the fixing frame body, the bottom of the connecting seat is provided with a concentrated water pipe and a produced water pipe, the, the top of mount body is provided with the inlet tube, the inlet tube runs through the setting of last carousel, support tight spring between the bottom of inlet tube and last carousel, the one end that the inlet tube runs through the carousel is provided with the limiting plate, this internal membrane module that is provided with of mount, the membrane module is including the subassembly body that is the tubulose setting, the top of subassembly body is provided with into water connecting pipe, the bottom of subassembly body is provided with dense water connecting pipe and produces the water connecting pipe, the water connecting pipe sets up with inlet tube intercommunication, dense water connecting pipe and dense water pipe intercommunication set up, it sets up with producing water pipe intercommunication to produce the water connecting pipe, be provided with control valve and flowmeter on the water connecting pipe.

Preferably, the top of subassembly body is provided with into a tub arch, advance a tub protruding one side setting of being close to the connecting pipe of intaking, it is the inclined plane to advance a tub arch, advance tub protruding from the connecting pipe of intaking to subassembly body direction slope and set up downwards.

Preferably, the side wall of the assembly body is further provided with a grabbing groove, and the grabbing groove is formed in the side, far away from the pipe inlet protrusion, of the assembly body.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model provides a receive filter membrane performance check out test set improves through the structure to current receive filter membrane detection device main part, utilizes the quick overall arrangement of annular overall arrangement realization a plurality of membrane subassemblies, simultaneously, utilizes the membrane subassembly that can peg graft fast, realizes the quick replacement of membrane subassembly, and then satisfies under the circumstances of not shutting down, realizes the short-term test to receiving the filter membrane, simultaneously, the utility model discloses simple structure, processing are convenient, and detection efficiency is high, are fit for using widely on a large scale.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the nanofiltration membrane performance detection apparatus provided in embodiment 1;

fig. 2 is a schematic structural diagram of a nanofiltration membrane detection apparatus main body provided in embodiment 1;

FIG. 3 is an exploded view of the membrane module holder and the membrane module provided in example 1;

FIG. 4 is a partial sectional view of the membrane module holder and the membrane module provided in example 1;

in the above figures, 1, a feed pump; 2. a cartridge filter; 3. a high pressure pump; 4. a nanofiltration membrane detection device main body; 41. a base; 42. an upper turntable; 43. a lower turntable; 44. a fixed frame body; 45. a connecting seat; 451. an inlet tank; 46. a water inlet pipe; 461. a limiting plate; 47. a concentrated water pipe; 48. a water production pipe; 49. the spring is tightly propped; 5. a concentrated water collecting device; 6. a produced water collecting device; 7. a membrane module; 71. an assembly body; 72. a water inlet connecting pipe; 73. a concentrated water connecting pipe; 74. a water production connecting pipe; 75. the pipe inlet is convex; 76. And (5) grabbing the groove.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 4, the nanofiltration membrane performance detection apparatus provided in this embodiment includes a water feed pump 1, a cartridge filter 2, a high-pressure pump 3, a nanofiltration membrane detection device main body 4, a concentrated water collection device 5, and a produced water collection device 6, which are common structures of existing nanofiltration membrane performance detection apparatuses, and in this embodiment, detailed description is not given.

The main body 4 of the nanofiltration membrane detection device is mainly improved, the conventional nanofiltration membrane detection device main body 4 can only perform one-to-one detection, and the efficiency baseline is achieved, in order to solve the above technical problems, the nanofiltration membrane detection device main body 4 provided in this embodiment includes a base 41 and a turntable rotatably disposed on the base 41, a rotating shaft is disposed in the middle of the base 41, the turntable is fixed on the rotating shaft, and the rotation of the turntable is achieved by the rotation of the rotating shaft, the rotation of the rotating shaft can be achieved by manual driving or motor driving, in this embodiment, for convenience of disposing the membrane assembly 7, the turntable includes an upper turntable 42 and a lower turntable 43 disposed up and down, and the upper turntable 42 and the lower turntable 43 are disposed at intervals, in this embodiment, in order to ensure the stability of rotation, the diameter of the lower turntable 43 is slightly larger than the diameter of the upper, a membrane module fixing frame is arranged between the upper rotary table 42 and the lower rotary table 43, the membrane module fixing frame mainly functions to fix the membrane module 7, and therefore, the membrane module fixing frame comprises a fixing frame body 44 arranged in a semicircular pipe shape and a connecting seat 45 arranged at the bottom of the fixing frame body 44, in the embodiment, the connecting seat 45 is arranged in a column shape, a concentrated water pipe 47 and a water producing pipe 48 are arranged in the connecting seat 45, the concentrated water pipe 47 and the water producing pipe 48 are arranged through the bottom of the connecting seat 45, in the embodiment, the connecting seat 45 is arranged through the lower rotary table 43, the lower rotary table 43 also functions to fix the connecting seat 45, a water inlet pipe 46 is arranged at the top of the fixing frame body 44, the water inlet pipe 46 is arranged through the upper rotary table 42, in the embodiment, the water inlet pipe 46 is connected with a part of the booster pump by a hose, the spring 49 is tightly pressed between the water inlet pipe 46 and the bottom of the upper rotary disc 42, and the function of the spring 49 is to tightly press various pipelines of the membrane module 7 and various pipelines on the membrane module fixing frame.

In order to prevent the water inlet pipe 46 from falling from the upper turntable 42, a limit plate 461 is provided at one end of the water inlet pipe 46 penetrating through the upper turntable 42. The limiting plate 461 is provided with two functions, one is to prevent the water inlet pipe 46 from falling, the other purpose is to facilitate the worker to lift the water inlet pipe 46, the water inlet pipe 46 can be lifted in two modes, one mode is manual lifting, the other mode is upward jacking by using the air cylinder, and certainly, the air cylinder does not contact with the limiting plate 461 in the non-operating state.

The membrane module 7 is arranged in the fixing frame body 44, so as to facilitate quick replacement of the membrane module 7, in this embodiment, a shell of the membrane module 7 is modified to a certain extent, and the interior of the shell is inconvenient, and the membrane module 7 also comprises a central tube and a nanofiltration membrane, specifically, the membrane module 7 comprises a tubular module body 71, a water inlet connecting tube 72 is arranged at the top of the module body 71, a concentrated water connecting tube 73 and a water production connecting tube 74 are arranged at the bottom of the module body 71, the water inlet connecting tube 72 is used for being communicated with the water inlet tube 46, the concentrated water connecting tube 73 is used for being communicated with the concentrated water tube 47, and the water production connecting tube 74 is used for being communicated with the water production tube 48, the above structures are the conventional common structures, in this embodiment, the top of the water inlet connecting tube 72 is made into a counter-bore shape, and the tops of the concentrated water, The thick water pipe 47 or the water production pipe 48 is in sealing contact, and a sealing gasket is placed to realize sealing contact. Of course, in order to facilitate the insertion of the concentrated water connection pipe 73 and the water production connection pipe 74, an inlet groove 451 is provided on the connection seat 45, and the inlet groove 451 is directly communicated with the concentrated water pipe 47 and the water production pipe 48, so as to facilitate the pushing-in of the membrane module 7.

In this embodiment, in order to realize the detection without stopping, the membrane module fixing frames are uniformly distributed on the outer edges of the upper rotary disk 42 and the lower rotary disk 43 in a ring shape, in this embodiment, a total of 6 membrane module fixing frames are provided, and of course, in order to accurately know the water inflow, a control valve and a flow meter are provided on the water inlet connecting pipe 72. Wherein the control valve is an electromagnetic valve.

In order to facilitate the insertion of the membrane module 7, a tube inlet protrusion 75 is disposed at the top of the module body 71, the tube inlet protrusion 75 is disposed at a side close to the water inlet connection tube 72, the tube inlet protrusion 75 is an inclined surface, and the tube inlet protrusion 75 is disposed obliquely downward from the water inlet connection tube 72 toward the module body 71. Thus, the inlet pipe protrusion 75 is integrally arranged in a triangular shape, and the purpose is that when the membrane module fixing frame is put in, the inlet pipe protrusion 75 and the contact surface of the inlet pipe 46 are inclined surfaces, so that the inlet pipe 46 can be slowly jacked up, after the inlet pipe 72 is reached, the inlet pipe 46 is firmly contacted with the inlet connecting pipe 72 under the action of the abutting spring 49, and similarly, the concentrated water connecting pipe 73 is firmly communicated with the concentrated water pipe 47, and the water producing connecting pipe 74 is firmly communicated with the water producing pipe 48, so that the assembly is completed.

In order to facilitate the membrane module 7 to be taken out, a grabbing groove 76 is further provided on the side wall of the module body 71, and the grabbing groove 76 is provided on the side of the module body 71 away from the inlet pipe protrusion 75. Thus, in use, the inlet tube 46 is first raised, and then the assembly body 71 is grasped with one hand and lifted to a certain height, and then removed.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A nanofiltration membrane performance detection device comprises a water feeding pump, a security filter, a high-pressure pump, a nanofiltration membrane detection device main body, a concentrated water collection device and a produced water collection device, and is characterized in that the nanofiltration membrane detection device main body comprises a base and a rotary table which is rotatably arranged on the base, the rotary table comprises an upper rotary table and a lower rotary table which are arranged from top to bottom, the upper rotary table and the lower rotary table are arranged at intervals, a membrane assembly fixing frame is arranged between the upper rotary table and the lower rotary table and is uniformly distributed at the outer edges of the upper rotary table and the lower rotary table in an annular shape, the fixing frame comprises a fixing frame body which is arranged in a semicircular tubular shape and a connecting seat which is arranged at the bottom of the fixing frame body, the bottom of the connecting seat is provided with a concentrated water pipe and a produced water pipe, the connecting seat penetrates, the utility model discloses a solar water heater, including the inlet tube, the inlet tube runs through the carousel setting, support tight spring between the bottom of inlet tube and last carousel, the one end that the inlet tube runs through the carousel is provided with the limiting plate, this internal membrane module that is provided with of mount, the membrane module is including the subassembly body that is the tubulose setting, the top of subassembly body is provided with into water connecting pipe, the bottom of subassembly body is provided with dense water connecting pipe and produces the water connecting pipe, the connecting pipe that intakes sets up with the inlet tube intercommunication, dense water connecting pipe and dense water pipe intercommunication set up, produce the water connecting pipe and produce the water pipe intercommunication setting, be provided with control valve and flowmeter on the connecting.

2. The nanofiltration membrane performance detection apparatus of claim 1, wherein the top of the assembly body is provided with a pipe inlet protrusion, the pipe inlet protrusion is arranged on one side close to the water inlet connecting pipe, the pipe inlet protrusion is an inclined surface, and the pipe inlet protrusion is arranged from the water inlet connecting pipe to the assembly body in an inclined and downward manner.

3. The nanofiltration membrane performance detection apparatus of claim 2, wherein the sidewall of the module body is further provided with a grabbing groove, and the grabbing groove is arranged on the side of the module body away from the inlet pipe protrusion.