CN115745282A - Pure water preparation equipment based on membrane stack and preparation process thereof - Google Patents

Abstract

The invention discloses pure water preparation equipment based on a membrane stack, which comprises a storage frame, wherein one side outer wall of the storage frame is slidably provided with a first end cover which is arranged up and down, the other side outer wall of the storage frame is slidably provided with a second end cover, one side outer walls of two groups of second end covers are respectively provided with a second branch pipe, the other side outer walls of two groups of second end covers are respectively provided with a material placing sleeve, the outer surfaces of the two groups of material placing sleeves are respectively provided with a connecting plate which is symmetrically arranged, the inner wall of one side of the storage frame is provided with a limiting rod and a spring, one end of each two group of second branch pipes is provided with a second flow distribution cylinder, and the top end of each second flow distribution cylinder is provided with a first connecting pipe; and the RO membrane is embedded and installed on the surfaces of the first end cover and the second end cover which are close to each other. According to the invention, the storage frame, the storage sleeve, the connecting plate, the spring and the RO membrane are arranged, the spring is compressed by shifting the connecting plate, then the RO membrane is placed in the storage frame, and the RO membrane is limited in the storage sleeve under the action of the spring, so that convenience can be provided for the subsequent replacement of the RO membrane.

Description

Pure water preparation equipment based on membrane stack and preparation process thereof

Technical Field

The invention relates to the technical field of pure water preparation, in particular to pure water preparation equipment based on a membrane stack and a preparation process thereof.

Background

Pure water is an inorganic compound, is widely used in the electronic industry, is commonly used for cleaning electronic devices, most of the existing purified water needs to be subjected to the process flows of pretreatment, primary desalting, deep desalting and the like during preparation, the RO membrane can be used for percolating impurities in water in the pretreatment stage, the effect of percolation is easily influenced after the RO membrane is blocked by the impurities, and the existing pure water preparation equipment is not convenient for dismounting the RO membrane and has certain defects.

The existing pure water preparation equipment has the following defects:

1. patent document CN 2164053U discloses a pure water preparation facilities, including supporting baseplate, large granule impurity filtering mechanism, water delivery pump and pure water preparation filtering mechanism all locate on the supporting baseplate, water delivery pump locates between large granule impurity filtering mechanism and the pure water preparation filtering mechanism, be equipped with water inlet and delivery port on the water delivery pump, be equipped with inlet tube and outlet pipe on water delivery pump's the water inlet and the delivery port respectively, the inlet tube links to each other with large granule impurity filtering mechanism, the outlet pipe links to each other with pure water preparation filtering mechanism. The utility model relates to the technical field of pure water preparation, in particular to a pure water preparation device which is convenient for replacing, overhauling and filtering a structure and can automatically clean a large-particle filter screen so as to prolong the replacement period of the large-particle filter screen, but the pure water preparation device in the publication mainly prolongs the replacement period of the large-particle filter screen by automatically cleaning the large-particle filter screen when in use, does not consider the problems that the existing pure water preparation equipment is inconvenient to disassemble and assemble when in use, and the RO membrane is more complicated to replace, and has poor flexibility;

2. patent document CN215480288U relates to a high pure water preparation facilities, including high pure water preparation tower, still including the water storage tank, be connected with inlet tube and first outlet pipe on the high pure water preparation tower, first outlet pipe one end connect in the bottom of high pure water preparation tower, the first outlet pipe other end connect in store water tank top, the water storage tank bottom is connected with the second outlet pipe, be equipped with out water valve on the second outlet pipe. The utility model can facilitate the storage of pure water and improve the preparation quality of pure water, but the high-purity water preparation device in the above publication mainly considers how to improve the preparation quality of pure water when in use, does not consider that the existing pure water preparation equipment is inconvenient to collect and treat the seeped and filtered concentrated liquid when in use, and has poor practicability;

3. patent document CN217163387U discloses pure water preparation equipment, and relates to the technical field of pure water preparation. This pure water preparation equipment, including box, filter screen and vibrations mechanism, box one side fixed mounting has two sets of violently pipes, and the equal fixed mounting in both sides inner wall of box has the mounting panel, and the adjacent lateral wall of two sets of mounting panels all is provided with the sliding block, and the filter screen sets up between two sets of sliding blocks, and vibrations mechanism sets up on the box, and vibrations mechanism installs in two sets of installation poles of box inside including rotating. The pure water preparation equipment has the advantages that the filter screen is convenient to vibrate up and down to avoid the attachment and blockage of the filter screen when impurities are filtered, so that the condition that the filter screen is blocked by the impurities to cause the reduction of the water filtering efficiency is avoided, the filter screen is extremely convenient to disassemble and assemble, the problem that the equipment use is influenced due to the difficulty in replacement is avoided, and the filtering efficiency and the use reliability of the equipment are ensured;

4. patent document CN214990899U relates to an ultrapure water preparation device, comprising a base plate, the fixed former water tank that even has in bottom plate top, former water tank one side is equipped with the pure water preparation tower, the inside elementary rose box that is equipped with of pure water preparation tower, elementary rose box bottom fixedly connected with outlet pipe, the terminal fixedly connected with reverse osmosis case of outlet pipe, reverse osmosis case bottom fixedly connected with layer board, layer board both sides and pure water preparation tower inner wall fixed connection, reverse osmosis bottom of the case center department fixedly connected with bleeder line, the terminal fixedly connected with flow distribution plate of bleeder line, flow distribution plate bottom fixedly connected with spiral ion exchange column, this utility model discloses novel structure, reasonable in design can carry out multiple purification filtration to water, has improved the purity of pure water, through the baffle bottom fixedly connected with spiral ion exchange columnSet up electric telescopic handle and drive sealed push pedal and remove and can improve the inside pressure of reverse osmosis case, make the speed of water through the pellicle promote for the preparation of pure water, the practicality is stronger, but the ultrapure water preparation device in the above-mentioned publication is mainly considered when using

The preparation of the pure water is accelerated, the phenomenon that the sealing performance is not firm when the RO membrane is installed on the existing pure water preparation equipment is not considered, and the practicability is lower.

Disclosure of Invention

The invention aims to provide pure water preparation equipment based on a membrane stack and a preparation process thereof, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the pure water preparation equipment based on the membrane stack comprises a storage frame, wherein one end cover I which is arranged up and down is arranged on the outer wall of one side of the storage frame in a sliding mode, one end of each of two groups of end covers I is provided with a branch pipe I, and one end of each of two groups of branch pipes I is provided with a branch pipe I;

the outer wall of the other side of the storage frame is slidably provided with a second end cover, the outer wall of one side of each of two groups of second end covers is provided with a second branch pipe, the outer wall of the other side of each of two groups of second end covers is provided with a storage sleeve, the outer surfaces of the two groups of storage sleeves are provided with symmetrically arranged connecting plates, the outer wall of one side of each connecting plate is provided with a slotted hole in a penetrating manner, the inner wall of one side of the storage frame is provided with a limiting rod and a spring, the second end cover is positioned between the two groups of springs, one end of each of the two groups of second branch pipes is provided with a second shunt cylinder, and the top end of the second shunt cylinder is provided with a first connecting pipe;

and the RO membrane is embedded and installed on the surfaces of the first end cover and the second end cover, which are close to each other, and is positioned on the inner side of the object placing sleeve.

Preferably, the surface of RO membrane is provided with the drain, and the blow off pipe is installed to the bottom of drain, and one side outer wall of storing frame runs through and is provided with connecting hole one, and connecting hole one is located the below of end cover one, and the storage piece is installed to one side outer wall of storing frame, and the top of storage piece is provided with puts the thing hole, puts the inside gomphosis in thing hole and installs an album dirty section of thick bamboo, and the top of an album dirty section of thick bamboo runs through and is provided with notch one, and sealed lid is installed to the inside gomphosis of notch one, and the top of sealed lid is provided with symmetrical arrangement's connecting pipe two.

Preferably, the outlet pipe is installed to the bottom of reposition of redundant personnel section of thick bamboo one, one side outer wall of storage frame runs through and is provided with connecting hole two, and connecting hole two is located the rear of connecting hole one, the active carbon of water pump one and symmetrical arrangement is installed to the diapire of storage frame filters the jar, water pump one is located the centre that two sets of active carbon filtered the jar, the surface mounting that one of them group active carbon filtered the jar has the water delivery hose, and the one end of water delivery hose is connected with the input of water pump one, drinking-water pipe one is installed to the output of water pump one, the one end of drinking-water pipe one is connected with the top that another group active carbon filtered the jar, the surface mounting that another group active carbon filtered the jar has the raceway, the thing frame is put in the front of storage frame is installed, put the thing board of arranging from top to bottom of putting the thing frame, the EDI module has all been placed with the top of putting the thing board below to the bottom of putting the thing frame, the both sides outer wall of putting the thing frame all runs through and is provided with notch two that arrange from top to top, and the thing board is separated distribution between notch two and putting the thing board.

Preferably, two sets of the sealing washer of symmetrical arrangement is all installed to the surface of RO membrane, and the sealing washer is located the both sides of drain, and sealed piece is all installed to one side inner wall of end cover one and end cover two, and the surface that two sets of sealing washers kept away from each other all is provided with the slot, and sealed piece and slot looks gomphosis.

Preferably, the spring is positioned at the outer side of the limiting rod, the limiting rod is positioned at the inner side of the slotted hole, one end of the spring is connected with the outer wall of one side of the connecting plate, and the spring is positioned at the outer side of the slotted hole;

one end of the sewage discharge pipe penetrates through the inside of the first connecting hole to be connected with the top of the second connecting pipe, the sewage collecting cylinder is positioned below the first connecting hole, and the size of the sealing cover is larger than that of the first notch;

one end of the water conveying pipe is connected with the input end of the EDI module, the water conveying pipe is located on the outer side of the storage block, and one end of the water outlet pipe penetrates through the inside of the second connecting hole and is connected with the top end of the active carbon filter tank.

Preferably, the connection plate is installed to the opposite side outer wall of storage frame, and water storage bucket and connecting block are installed to the top of connection plate, and the connecting block is located the rear of water storage bucket.

Preferably, a second water pump and a booster pump are installed at the top of the connecting block, the booster pump is located on one side of the second water pump, a second water pumping pipe is installed at the input end of the second water pump, one end of the second water pumping pipe extends into the water storage barrel, a second connecting pipe is installed at the output end of the second water pump, one end of the second connecting pipe is connected with the input end of the booster pump, a first connecting pipe is installed at the output end of the booster pump, and one end of the first connecting pipe is connected with the top end of the first connecting pipe.

Preferably, the top is equipped with the control box the top of putting the thing board, and electric connection between control box and the EDI module.

Preferably, the preparation process of the pure water is as follows:

s1, before preparing pure water, firstly connecting the output end of a water pump II with the input end of a booster pump through a connecting pipe II, connecting one end of the connecting pipe I with the output end of the booster pump, and then screwing the other end of a well connecting pipe I into a connecting pipe I on a shunt cylinder II;

s2, then placing the sewage collecting cylinder in a storage hole in the storage block, enabling the sealing cover to be embedded with the notch, then screwing one end of the sewage discharge pipe into the sewage discharge port, and screwing the other end of the sewage discharge pipe on the surface of the connecting pipe II after penetrating through the connecting hole;

s3, pouring enough water into the water storage barrel according to the requirement, starting a second water pump to pump the water in the water storage barrel out through a second water pumping pipe, and then sending the pumped water into a booster pump for boosting through a second connecting pipe;

s4, water subjected to RO membrane filtration flows into the inside of one group of active carbon filter tanks through a water outlet pipe, then a first water pump is started, water filtered by the active carbon filter tanks can be extracted out through a water delivery hose, the water is conveyed into the inside of the other group of active carbon filter tanks through a first water pumping pipe, deep desalination operation is carried out on the inside of the EDI module through a water delivery pipe after secondary filtration, and finally pure water can be obtained through further filtration.

Preferably, the step S1 further includes the steps of:

s11, the connecting plate is shifted to enable the connecting plate to extrude the spring, then the RO membrane is placed in the storage frame and pushed to penetrate through the inside of the storage sleeve and then inserted into the inside of the second end cover, and a sealing block in the second end cover can be embedded into an inserting groove in a sealing ring at one end of the RO membrane;

s12, loosening the connecting plate to enable the connecting plate to return to an initial position under the action of the spring, pushing the other end of the RO membrane to be inserted into the end cover I, and fixing the RO membrane between the end cover I and the end cover II through the embedding of the slot on the sealing ring at the other end of the RO membrane and the sealing block in the end cover I;

in step S2, the method further includes the steps of:

s21, connecting the second flow distributing cylinder with one group of the activated carbon filter tanks through a water outlet pipe, and connecting the other group of the activated carbon filter tanks with the input end of the EDI module through a water conveying pipe;

in step S3, the method further includes the steps of:

s31, the pressurized water flows into the inner part of the second shunting cylinder under the action of the first connecting pipe, flows into the inner part of the second end cover through the second branch pipe and finally enters the inner part of the RO membrane, and after RO membrane percolation, the pressurized water enters the inner part of the first shunting cylinder through the first end cover and the first branch pipe, and concentrated solution left by RO membrane percolation is stored in the inner part of the sewage collection cylinder through a sewage discharge pipe.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the storage frame, the first shunting cylinder, the second end cover, the second shunting cylinder, the placing sleeve, the connecting plate, the slotted hole, the limiting rod, the spring and the RO membrane are arranged, before the pure water manufacturing equipment is used, the connecting plate is firstly shifted according to needs so as to drive the connecting plate to extrude the spring, so that the limiting rod can move in the slotted hole, then the RO membrane can be pulled out from the interiors of the first end cover and the second end cover, then the new RO membrane is placed in the storage frame, the connecting plate is loosened, then the placing sleeve can be driven to be sleeved on the surface of the RO membrane under the action of the spring, in the subsequent pure water preparation process, water to be filtered is conveyed into the interiors of the RO membrane through the second branch pipes and the second shunting cylinder, so that the RO membrane can filter calcium, magnesium, bacteria, organic matters, inorganic matters, metal ions, radioactive substances and the like in the water, and the water after being filtered by the RO membrane can converge into the first branch pipes into the interior of the first shunting cylinder, thereby facilitating the subsequent pure water preparation to a certain degree.

2. According to the pure water preparation equipment, the sewage draining outlet, the sewage draining pipe, the storage block, the storage hole, the sewage collecting barrel, the first notch, the sealing cover and the second connecting pipe are arranged, before the pure water preparation equipment is used, the sealing cover is firstly plugged into the first notch, one end of the sewage draining pipe is screwed into the sewage draining outlet, the other end of the sewage draining pipe penetrates through the first connecting pipe and is screwed onto the surface of the second connecting pipe, and therefore concentrated liquid such as calcium and magnesium remained after RO membrane percolation can be collected in the sewage collecting barrel through the sewage draining pipe, and therefore relevant workers can conveniently process the collected concentrated liquid.

3. According to the invention, the water outlet pipe, the activated carbon filter tank, the first water pump, the first water pumping pipe, the water delivery pipe, the storage frame, the EDI module and the notch II are arranged, the water subjected to RO membrane filtration can flow into one group of activated carbon filter tanks through the water outlet pipe, then the first water pump is started, so that the water subjected to filtration in the activated carbon filter tanks can be pumped into the other group of activated carbon filter tanks through the first water pumping pipe for secondary filtration, and finally the water is conveyed into the EDI module through the water delivery pipe for deep desalination, so that the ion exchange mixed bed is replaced for preparing high-purity water, and the preparation efficiency and the practicability of the pure water preparation equipment can be improved to a certain extent.

4. According to the invention, by installing the sealing ring, the slot and the sealing block, when the RO membrane is replaced or assembled, the slot on the sealing ring at one end of the RO membrane can be embedded with the sealing block in the end cover II, and the sealing cover in the end cover I is embedded with the slot on the sealing ring at the other end of the RO membrane under the pushing of the spring, so that the sealing property of the subsequent RO membrane in use is improved, and the sealing property of the pure water preparation equipment in use can be further improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of an assembled structure of the storage block of the present invention;

FIG. 3 is a schematic view of an assembly structure of the activated carbon canister of the present invention;

FIG. 4 is a schematic plan view of the assembly structure of the storage frame of the present invention;

FIG. 5 is a schematic view of an assembly structure of the storage frame of the present invention;

FIG. 6 is a schematic view of an assembled structure of an RO membrane of the present invention;

FIG. 7 is a schematic view of an assembly structure of the storage case of the present invention;

fig. 8 is a flow chart of the operation of the present invention.

In the figure: 1. a storage frame; 2. a first end cover; 3. a first branch pipe; 4. a first shunt cylinder; 5. a second end cover; 6. a second branch pipe; 7. a second shunt cylinder; 8. a first connecting pipe; 9. a storage sleeve; 10. a connecting plate; 11. a slot; 12. a limiting rod; 13. a spring; 14. an RO membrane; 15. a seal ring; 16. inserting slots; 17. a sealing block; 18. a sewage draining outlet; 19. a sewage discharge pipe; 20. a first connecting hole; 21. storing the blocks; 22. placing an object hole; 23. a dirt collecting cylinder; 24. a first notch; 25. a sealing cover; 26. a second connecting pipe; 27. a water outlet pipe; 28. connecting holes II; 29. an activated carbon filter tank; 30. a first water pump; 31. a first water pumping pipe; 32. a water delivery pipe; 33. a placement frame; 34. a placement plate; 35. an EDI module; 36. a second notch; 37. a connection plate; 38. a water storage barrel; 39. connecting blocks; 40. a second water pump; 41. a booster pump; 42. connecting a pipe I; 43. a second connecting pipe; 44. a second water pumping pipe; 45. and a control box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be a fixed connection, a detachable 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.

Referring to fig. 1, fig. 4, fig. 6, fig. 7 and fig. 8, an embodiment of the present invention: a pure water preparation device based on a membrane stack comprises a storage frame 1, RO membranes 14, a connecting plate 37 and a control box 45, wherein an end cover I2 which is arranged up and down is slidably mounted on the outer wall of one side of the storage frame 1, branch pipes I3 are mounted at one ends of two groups of end covers I2, a branch pipe I4 is mounted at one end of two groups of branch pipes I3, an end cover II 5 is slidably mounted on the outer wall of the other side of the storage frame 1, a branch pipe II 6 is mounted on the outer wall of one side of two groups of end covers II 5, a storage sleeve 9 is mounted on the outer wall of the other side of two groups of end covers II 5, symmetrically arranged connecting plates 10 are mounted on the outer surfaces of two groups of storage sleeves 9, a slotted hole 11 penetrates through the outer wall of one side of each connecting plate 10, a limiting rod 12 and a spring 13 are mounted on the inner wall of one side of the storage frame 1, the end cover II 5 is located in the middle of the two groups of springs 13, and a branch pipe II 7 is mounted at one end of the two groups of branch pipes 6, the top end of the shunt cylinder II 7 is provided with a first connecting pipe 8, the surfaces of the first end cover 2 and the second end cover 5 which are close to each other are embedded with an RO membrane 14, the RO membrane 14 is positioned at the inner side of the object placing sleeve 9, a spring 13 is positioned at the outer side of a limiting rod 12, the limiting rod 12 is positioned at the inner side of a slotted hole 11, one end of the spring 13 is connected with the outer wall of one side of a connecting plate 10, the spring 13 is positioned at the outer side of the slotted hole 11, the outer surfaces of the two groups of RO membranes 14 are provided with sealing rings 15 which are symmetrically arranged, the sealing rings 15 are positioned at two sides of a sewage discharge outlet 18, the inner walls of one sides of the first end cover 2 and the second end cover 5 are provided with sealing blocks 17, the surfaces of the two groups of sealing rings 15 which are far away from each other are provided with slots 16, the sealing blocks 17 are embedded with the slots 16, the outer wall of the other side of the storage frame 1 is provided with a connecting plate 37, the top of the connecting plate 37 is provided with a water storage barrel 38 and a connecting block 39, and the connecting block 39 is positioned at the rear part of the water storage barrel 38, a second water pump 40 and a booster pump 41 are installed at the top of the connecting block 39, the booster pump 41 is located on one side of the second water pump 40, a second water pumping pipe 44 is installed at the input end of the second water pump 40, one end of the second water pumping pipe 44 extends into the water storage barrel 38, a second connecting pipe 43 is installed at the output end of the second water pump 40, one end of the second connecting pipe 43 is connected with the input end of the booster pump 41, a first connecting pipe 42 is installed at the output end of the booster pump 41, one end of the first connecting pipe 42 is connected with the top end of the first connecting pipe 8, a control box 45 is installed at the top of the upper object placing plate 34, and the control box 45 is electrically connected with the EDI module 35.

Further, before the pure water preparing apparatus is used, a sufficient amount of water is poured into the water storage barrel 38, then the second water pump 40 on the connection block 39 is started, so that the second water pumping pipe 44 can pump out the water in the water storage barrel 38, the water is sent into the booster pump 41 through the second connection pipe 43 for boosting operation, finally the water is sent into the second shunt barrel 7 through the first connection pipe 42, then the water is sent into the RO membrane 14 through the second branch pipe 6, so that the RO membrane 14 can filter out calcium, magnesium, bacteria, organic matters, inorganic matters, metal ions, radioactive substances and the like in the water, the filtered water is sent into the first shunt barrel 4 through the first branch pipe 3, then the water is sent into the next filtration processing unit through the water outlet pipe 27, when the RO membrane 14 is blocked, the RO membrane 14 is pinched first, the connection plate 10 is then pushed, the connection plate 10 is driven to squeeze the spring 13, the blocks 17 in the second end cover 5 can be separated from the slots 16 on one end 15 of the RO membrane 14, then one end of the RO membrane 14 is no longer positioned in the sleeve 9, and the connection plate 10 is then the RO membrane 14 can be pulled, and the RO membrane 14 can be pulled out to provide a certain degree of convenience for preparing of the RO membrane 14, and the RO membrane 14 can be pulled out of the pure water preparing apparatus, so that the RO membrane 14 can be conveniently used for preparing the RO membrane 14.

Referring to fig. 2, an embodiment of the present invention: the utility model provides a pure water preparation equipment based on membrane stack, including drain 18 and connecting pipe two 26, the surface of RO membrane 14 is provided with drain 18, drain 19 is installed to the bottom of drain 18, one side outer wall of storing frame 1 runs through and is provided with connecting hole one 20, connecting hole one 20 is located the below of end cover one 2, storing block 21 is installed to one side outer wall of storing frame 1, the top of storing block 21 is provided with puts thing hole 22, the inside gomphosis of putting thing hole 22 is installed and is collected dirty section of thick bamboo 23, the top of collecting dirty section of thick bamboo 23 runs through and is provided with notch one 24, sealed lid 25 is installed to the inside gomphosis of notch one 24, the top of sealed lid 25 is provided with the connecting pipe two 26 of symmetrical arrangement, the inside that connecting hole one 20 was passed to the one end of drain 19 is connected with the top of connecting pipe two 26, it is located the below connecting hole one 20 to collect dirty section of thick bamboo 23, the size of sealed lid 25 is greater than the size of notch one 24.

Further, the thick liquid discharged through the percolation of the RO membrane 14 can flow into the inside of the drain pipe 19 through the drain outlet 18, so that the thick liquid can be collected in the inside of the sewage collecting cylinder 23 through the second connecting pipe 26, when the thick liquid in the sewage collecting cylinder 23 needs to be treated, the drain pipe 19 is firstly unscrewed from the second connecting pipe 26, then the sewage collecting cylinder 23 can be taken out from the object placing hole 22 on the object storing block 21, then the sealing cover 25 is pulled, so that the sealing cover 25 is not embedded with the first notch 24, then the thick liquid in the sewage collecting cylinder 23 can be poured out through the first notch 24, so that convenience can be provided for subsequent thick liquid treatment to a certain extent, and the function of the pure water preparation equipment during use can be improved.

Referring to fig. 3 and 5, an embodiment of the present invention: the utility model provides a pure water preparation equipment based on membrane stack, including outlet pipe 27 and notch two 36, outlet pipe 27 is installed to the bottom of reposition of redundant personnel section of thick bamboo 4, the outer wall of one side of storing frame 1 runs through and is provided with connecting hole two 28, and connecting hole two 28 is located the rear of connecting hole one 20, the diapire of storing frame 1 is installed water pump one 30 and the active carbon filter jar 29 of symmetric arrangement, water pump one 30 is located the centre of two sets of active carbon filter jar 29, the surface mounting of one of them group active carbon filter jar 29 has the water delivery hose, and the one end of water delivery hose is connected with the input of water pump one 30, the output of water pump one 30 is installed and is taken up pipe one 31, the one end of taking up pipe one 31 is connected with the top of another group active carbon filter jar 29, the surface mounting of another group active carbon filter jar 29 has raceway 32, the front of storing frame 1 is installed and is put thing frame 33, the inner wall of putting thing board 34 that arranges from top to top, EDI module 35 has all been placed to the bottom of thing board 34 below of putting the thing frame 33's both sides outer wall and is run through and is provided with two 36 that arrange from top, and put thing notch two thing blocks that the notch 36 that the notch is connected with the active carbon filter jar of putting, and put thing of putting, the input of the water delivery pipe 21 is connected with the one end of the water delivery pipe that the EDI module is connected in the water delivery pipe 21 is connected of putting thing block that the storage jar is connected.

Further, before using the pure water preparation apparatus, one end of the water outlet pipe 27 is connected with the bottom end of the first flow dividing cylinder 4, the other end of the water outlet pipe 27 is connected with the top end of one group of activated carbon filter tanks 29 through the inside of the second connection hole 28 as required, then the water filtered by the RO membrane 14 enters the inside of the water outlet pipe 27 through the first flow dividing cylinder 4, finally flows into the inside of one group of activated carbon filter tanks 29, the water pump 30 is started after being filtered by the activated carbon filter tanks 29, then the water can be pumped into the inside of the other group of activated carbon filter tanks 29 through the first water pumping pipe 31, the water after secondary filtration flows into the EDI module 35 placed on the placing frame 33 and the placing plate 34 under the effect of the water pipe 32, enters the next treatment unit after deep desalination by the EDI module 35, the EDI module 35 replaces the ion exchange mixed bed to prepare high-purity water, the negative effects of electrodialysis and ion exchange can be organically combined, the pure water can be continuously prepared by using both the advantages of continuous electrodialysis and ion exchange depth that the purity can be improved, and the practical and the polarization efficiency of the pure water can be improved.

Further, the preparation process of the pure water comprises the following steps:

s1, before preparing pure water, firstly connecting the output end of a water pump II 40 with the input end of a booster pump 41 through an adapter pipe II 43, connecting one end of an adapter pipe I42 with the output end of the booster pump 41, and then screwing the other end of the well adapter pipe I42 into a connecting pipe I8 on a flow dividing cylinder II 7;

s2, then placing the sewage collecting cylinder 23 in the storage hole 22 on the storage block 21, enabling the sealing cover 25 to be embedded with the first notch 24, then screwing one end of the sewage discharge pipe 19 into the sewage discharge port 18, and screwing the other end of the sewage discharge pipe 19 on the surface of the connecting pipe 26 after penetrating through the first connecting hole 20;

s3, pouring enough water into the water storage barrel 38 according to the requirement, starting the second water pump 40 to enable the second water pumping pipe 44 to pump the water in the water storage barrel 38 out, and then sending the pumped water into the booster pump 41 for boosting through the second connecting pipe 43;

s4, the water percolated by the RO membrane 14 flows into the inside of one group of the activated carbon filter tanks 29 through the water outlet pipe 27, then the first water pump 30 is started, the water filtered by the activated carbon filter tanks 29 can be extracted through the water delivery hose and is delivered into the inside of the other group of the activated carbon filter tanks 29 through the first water pumping pipe 31, the water is delivered into the inside of the EDI module 35 through the water delivery pipe 32 after the secondary filtration for deep desalination, and finally the pure water can be obtained through further filtration.

In step S1, the method further includes the steps of:

s11, then, the connecting plate 10 is shifted to enable the connecting plate 10 to extrude the spring 13, then the RO membrane 14 is placed in the storage frame 1, the RO membrane 14 is pushed to penetrate through the inside of the storage sleeve 9 and then inserted into the inside of the second end cover 5, and the sealing block 17 in the second end cover 5 can be embedded into the slot 16 in the sealing ring 15 at one end of the RO membrane 14;

s12, then loosening the connecting plate 10 to enable the connecting plate 10 to return to the initial position under the action of the spring 13, pushing the other end of the RO membrane 14 to be inserted into the interior of the end cover I2, and fixing the RO membrane 14 between the end cover I2 and the end cover II 5 through the embedding of the slot 16 on the sealing ring 15 at the other end of the RO membrane 14 and the sealing block 17 in the end cover I2;

in step S2, the method further includes the steps of:

s21, then connecting the second flow distributing cylinder 7 with one group of the activated carbon filter tanks 29 through a water outlet pipe 27, and connecting the other group of the activated carbon filter tanks 29 with the input end of the EDI module 35 through a water conveying pipe 32;

in step S3, the method further includes the steps of:

s31, the pressurized water flows into the inner part of the second diversion barrel 7 under the action of the first connection pipe 42, flows into the inner part of the second end cover 5 through the second branch pipe 6, finally enters the inner part of the RO membrane 14, enters the inner part of the first diversion barrel 4 through the first end cover 2 and the first branch pipe 3 after being percolated by the RO membrane 14, and concentrated solution remained after being percolated by the RO membrane 14 is stored in the inner part of the sewage collection barrel 23 through the sewage discharge pipe 19.

The working principle is as follows: when preparing pure water, firstly, pouring enough water into the water storage barrel 38 according to the requirement, starting the second water pump 40 to enable the second water pumping pipe 44 to pump out the water in the water storage barrel 38, then sending the pumped water into the booster pump 41 through the second connecting pipe 43 for boosting, sending the water into the second shunt cylinder 7 through the first connecting pipe 42, then sending the water into the RO membrane 14 through the second branch pipe 6, enabling the RO membrane 14 to filter out concentrated solutions of calcium, magnesium, organic matters, inorganic matters, bacteria and other substances in the water, storing the concentrated solutions in the sewage collecting cylinder 23 through the sewage discharge pipe 19, and enabling the percolated water to enter the first shunt cylinder 4 through the first end cover 2 and the first branch pipe 3;

the water after percolation is conveyed into the activated carbon filter tanks 29 of one group through the water outlet pipe 27, then the first water pump 30 is started, the water after filtration through the activated carbon filter tanks 29 is extracted through the water conveying hose and conveyed into the activated carbon filter tanks 29 of the other group through the first water pumping pipes 31, the water after secondary filtration is conveyed into the EDI module 35 through the water conveying pipe 32 for deep desalination, and finally the water enters the next treatment unit for final filtration, so that the preparation of pure water is completed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (10)

1. The utility model provides a pure water preparation equipment based on membrane stack, includes storing frame (1), its characterized in that: the outer wall of one side of the storage frame (1) is provided with end covers I (2) which are arranged up and down in a sliding mode, one ends of the two groups of end covers I (2) are provided with branch pipes I (3), and one ends of the two groups of branch pipes I (3) are provided with branch pipes I (4);

the storage rack is characterized in that an end cover II (5) is arranged on the outer wall of the other side of the storage frame (1) in a sliding mode, branch pipes II (6) are arranged on the outer wall of one side of the two end covers II (5), a storage sleeve (9) is arranged on the outer wall of the other side of the two end covers II (5), symmetrically-arranged connecting plates (10) are arranged on the outer surfaces of the two storage sleeves (9), slotted holes (11) penetrate through the outer wall of one side of each connecting plate (10), a limiting rod (12) and springs (13) are arranged on the inner wall of one side of the storage frame (1), the two end covers II (5) are located between the two groups of springs (13), a shunt tube II (7) is arranged at one end of each branch pipe II (6), and a connecting pipe I (8) is arranged at the top end of the shunt tube II (7);

the RO membrane (14) is embedded and installed on the surface, close to each other, of the first end cover (2) and the second end cover (5), and the RO membrane (14) is located on the inner side of the storage sleeve (9).

2. The pure water producing apparatus according to claim 1, wherein: the outer surface of RO membrane (14) is provided with drain (18), blow off pipe (19) are installed to the bottom of drain (18), one side outer wall of storing frame (1) runs through and is provided with connecting hole one (20), connecting hole one (20) are located the below of end cover one (2), storing block (21) are installed to one side outer wall of storing frame (1), the top of storing block (21) is provided with puts thing hole (22), the inside gomphosis of putting thing hole (22) is installed and is collected dirty section of thick bamboo (23), the top of collecting dirty section of thick bamboo (23) runs through and is provided with notch one (24), sealed lid (25) are installed to the inside gomphosis of notch one (24), the top of sealed lid (25) is provided with connecting pipe two (26) of symmetrical arrangement.

3. The pure water production apparatus based on membrane stack according to claim 2, characterized in that: outlet pipe (27) are installed to the bottom of reposition of redundant personnel section of thick bamboo one (4), one side outer wall of storing frame (1) runs through and is provided with connecting hole two (28), and connecting hole two (28) are located the rear of connecting hole one (20), the diapire of storing frame (1) is installed water pump one (30) and symmetrical arrangement's active carbon and is filtered jar (29), water pump one (30) are located the centre that jar (29) were filtered to two sets of active carbon, wherein the surface mounting that jar (29) were filtered to a set of active carbon has the water delivery hose, and the one end of water delivery hose is connected with the input of water pump one (30), drinking-water pipe one (31) is installed to the output of water pump one (30), the one end of drinking-water pipe one (31) is connected with the top that jar (29) were filtered to another set of active carbon, the surface mounting of another set of active carbon has raceway (32), the front of storing frame (1) is installed and is put thing frame (33), the inner wall of putting that the thing board (34) of putting that the thing was arranged from top to top down is installed, the top of putting thing frame (33) and the equal top of two notches (35) of putting the notch (36) are placed, and two notch distribution of EDI (36) are arranged, and the both sides are provided with two (36).

4. The pure water production apparatus based on membrane stack according to claim 2, characterized in that: two sets of the surface of RO membrane (14) all installs symmetrical arrangement's sealing washer (15), and sealing washer (15) are located the both sides of drain (18), and sealed piece (17) are all installed to one side inner wall of end cover (2) and end cover two (5), and the surface of keeping away from each other of two sets of sealing washers (15) all is provided with slot (16), and sealed piece (17) and slot (16) looks gomphosis.

5. The pure water production apparatus based on membrane stack according to any one of claims 1 to 3, characterized in that: the spring (13) is positioned on the outer side of the limiting rod (12), the limiting rod (12) is positioned on the inner side of the slotted hole (11), one end of the spring (13) is connected with the outer wall of one side of the connecting plate (10), and the spring (13) is positioned on the outer side of the slotted hole (11);

one end of the sewage discharge pipe (19) penetrates through the inside of the connecting hole I (20) to be connected with the top of the connecting pipe II (26), the sewage collecting cylinder (23) is positioned below the connecting hole I (20), and the size of the sealing cover (25) is larger than that of the notch I (24);

one end of the water delivery pipe (32) is connected with the input end of the EDI module (35), the water delivery pipe (32) is positioned on the outer side of the storage block (21), and one end of the water outlet pipe (27) penetrates through the inside of the second connecting hole (28) to be connected with the top end of one group of the activated carbon filter tanks (29).

6. The pure water production apparatus according to claim 1, wherein: connecting plate (37) is installed to the opposite side outer wall of storing frame (1), and water storage bucket (38) and connecting block (39) are installed at the top of connecting plate (37), and connecting block (39) are located the rear of water storage bucket (38).

7. The pure water producing apparatus according to claim 6, wherein: two (40) of water pumps and booster pump (41) are installed at the top of connecting block (39), and booster pump (41) are located one side of two (40) of water pumps, two (44) of drinking-water pipe are installed to the input of two (40) of water pumps, and the one end of drinking-water pipe two (44) extends into the inside of water storage bucket (38), linking pipe two (43) are installed to the output of two (40) of water pumps, and the one end of linking pipe two (43) is connected with the input of booster pump (41), linking pipe (42) is installed to the output of booster pump (41), and the one end of linking pipe (42) is connected with the top of connecting pipe (8).

8. The pure water producing apparatus according to claim 3, wherein: the top of the object placing plate (34) is provided with a control box (45), and the control box (45) is electrically connected with the EDI module (35).

9. Use of a membrane stack based pure water plant according to any of claims 1-7, characterized in that the pure water is prepared by the following process:

s1, before preparing pure water, firstly connecting the output end of a water pump II (40) with the input end of a booster pump (41) through a connecting pipe II (43), connecting one end of a connecting pipe I (42) with the output end of the booster pump (41), and then screwing the other end of a well connecting pipe I (42) into a connecting pipe I (8) on a flow dividing cylinder II (7);

s2, then placing a sewage collecting cylinder (23) in a storage hole (22) in the storage block (21), enabling a sealing cover (25) to be embedded with the first notch (24), then screwing one end of a sewage discharge pipe (19) into the sewage discharge port (18), and screwing the other end of the sewage discharge pipe (19) on the surface of a second connecting pipe (26) after penetrating through the first connecting hole (20);

s3, pouring enough water into the water storage barrel (38) according to the requirement, and starting a second water pump (40) to enable a second water pumping pipe (44) to pump out the water in the water storage barrel (38), and then sending the pumped water into a booster pump (41) for boosting through a second connecting pipe (43);

s4, the water percolated by the RO membrane (14) flows into one group of activated carbon filter tanks (29) through a water outlet pipe (27), then a first water pump (30) is started, the water filtered by the activated carbon filter tanks (29) can be extracted through a water delivery hose, the water is delivered into the other group of activated carbon filter tanks (29) through a first water pumping pipe (31), the water is delivered into an EDI module (35) through a water delivery pipe (32) after secondary filtration for deep desalination, and finally pure water can be obtained through further filtration.

10. The use method of the pure water preparation facility based on membrane stack according to claim 9, characterized in that in step S1, the following steps are further included:

s11, then the connecting plate (10) is shifted to enable the connecting plate (10) to extrude the spring (13), then the RO membrane (14) is placed in the storage frame (1), the RO membrane (14) is pushed to penetrate through the inside of the storage sleeve (9) and then inserted into the inside of the second end cover (5), and a sealing block (17) in the second end cover (5) can be embedded into a slot (16) in a sealing ring (15) at one end of the RO membrane (14);

s12, then loosening the connecting plate (10) to enable the connecting plate (10) to return to an initial position under the action of the spring (13), pushing the other end of the RO membrane (14) to be inserted into the interior of the first end cover (2), and fixing the RO membrane (14) between the first end cover (2) and the second end cover (5) through the embedding of a slot (16) in a sealing ring (15) at the other end of the RO membrane (14) and a sealing block (17) in the first end cover (2);

in step S2, the method further includes the steps of:

s21, then connecting the second shunt cylinder (7) with one group of the activated carbon filter tanks (29) through a water outlet pipe (27), and connecting the other group of the activated carbon filter tanks (29) with the input end of the EDI module (35) through a water conveying pipe (32);

in step S3, the method further includes the steps of:

s31, the pressurized water flows into the interior of the second shunt cylinder (7) under the action of the first connecting pipe (42), flows into the interior of the second end cover (5) through the second branch pipe (6) and finally enters the interior of the RO membrane (14), and after being percolated by the RO membrane (14), enters the interior of the first shunt cylinder (4) through the first end cover (2) and the first branch pipe (3), and concentrated solution remained after being percolated by the RO membrane (14) is stored in the interior of the sewage collection cylinder (23) through the sewage discharge pipe (19).

Images