CN113952842B - Ultrapure water preparation device - Google Patents
Ultrapure water preparation device Download PDFInfo
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- CN113952842B CN113952842B CN202111405016.7A CN202111405016A CN113952842B CN 113952842 B CN113952842 B CN 113952842B CN 202111405016 A CN202111405016 A CN 202111405016A CN 113952842 B CN113952842 B CN 113952842B
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- box body
- piston
- rod
- unit
- column
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- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 229910021642 ultra pure water Inorganic materials 0.000 title claims abstract description 14
- 239000012498 ultrapure water Substances 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 95
- 239000012528 membrane Substances 0.000 claims abstract description 42
- 238000001914 filtration Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 239000012467 final product Substances 0.000 abstract description 3
- 238000007781 pre-processing Methods 0.000 abstract description 3
- 238000001223 reverse osmosis Methods 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 229920002301 cellulose acetate Polymers 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002366 mineral element Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/18—Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/08—Apparatus therefor
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
- C02F2103/04—Non-contaminated water, e.g. for industrial water supply for obtaining ultra-pure water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Landscapes
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model belongs to the technical field of pure water preparation, and particularly relates to an ultrapure water preparation device. The utility model has the technical effects that through the filter membrane, the box body unit for installing the filter membrane, the filter screen unit arranged on the box body unit and the rotating rod unit arranged on the box body unit and used for adjusting the position of the filter screen unit, pure water is prepared in a filtering mode, and the filter membrane is protected by adopting a closed structure. The utility model has the advantages that the structure is simple, the use is convenient, the opening of the water inlet and the movable net can be realized only by one-step operation of the rotating rod, the pressure in the process of preparing pure water by the filter membrane is reduced by adopting a mode of preprocessing water before filtering by multistage meshes, the water to be filtered can be discharged only after being filtered by the filter membrane by adding the multiple waterproof structures, the quality of the final product is reliable, and the water inlet is tightly closed and the water leakage phenomenon can not occur by designing the lever type piston structure.
Description
Technical Field
The utility model belongs to the technical field of pure water preparation, and particularly relates to an ultrapure water preparation device.
Background
The pure water preparation is a process for preparing pure water by performing a series of treatments on raw water through international popular reverse osmosis methods, pure water equipment is often used for preparing pure water, the technology mainly adopts a reverse osmosis membrane technology, the working principle is that a certain pressure is applied to water, so that water molecules and ionic mineral elements pass through the reverse osmosis membrane, most inorganic salts, organic matters, bacteria, viruses and the like dissolved in the water cannot permeate the reverse osmosis membrane, so that permeated pure water and permeated concentrated water cannot be strictly separated, and the cost of the reverse osmosis membrane is one of the most concerned problems of consumers, so that a pure water preparation device capable of effectively protecting a filter membrane is urgently needed in the market.
The Chinese patent with publication number of CN214551521U and publication date of 2021.11.02 discloses a reverse osmosis filter device for water purification treatment, which comprises a box body, wherein a connecting pipe is installed at the bottom end of the box body, the middle part of the connecting pipe is connected with a water inlet pipe, a first electromagnetic valve is installed at one side of the water inlet pipe, a second electromagnetic valve is installed at the bottom end of the connecting pipe, a slot is formed in the upper part of the inner wall of the box body, a fixed frame is installed at the bottom end of the slot, a reverse osmosis membrane body is installed on the fixed frame, a threaded rod is installed below the inner wall of the box body through a bearing, a cleaning rod is sleeved on the threaded rod in a threaded connection mode, and uniform bristles are arranged at the top end of the cleaning rod.
Although the utility model has the advantages that the cleaning rod moves back and forth along the threaded rod, and then the brush hair is driven to clean the reverse osmosis membrane body, so that impurities on the osmosis membrane body are cleaned; however, the utility model is not provided with a closed type protective filter membrane device.
Disclosure of Invention
The utility model aims to provide an ultrapure water preparation device, which has the technical effects that through a filter membrane, a box body unit for installing the filter membrane, a filter screen unit arranged on the box body unit and a rotating rod unit arranged on the box body unit and used for adjusting the position of the filter screen unit, pure water is prepared in a filtering mode, and the filter membrane is protected by adopting a closed structure. The utility model has the advantages that the structure is simple, the use is convenient, the opening of the water inlet and the movable net can be realized only by one-step operation of the rotating rod, the pressure in the process of preparing pure water by the filter membrane is reduced by adopting a mode of preprocessing water before filtering by multistage meshes, the water to be filtered can be discharged only after being filtered by the filter membrane by adding the multiple waterproof structures, the quality of the final product is reliable, and the water inlet is tightly closed and the water leakage phenomenon can not occur by designing the lever type piston structure.
The utility model adopts the technical proposal that: the ultrapure water preparation device comprises a filter membrane, a box body unit for installing the filter membrane, a filter screen unit arranged on the box body unit and a rotating rod unit arranged on the box body unit and used for adjusting the position of the filter screen unit.
The further preferable technical scheme is as follows: the box body unit comprises a box body, and a water inlet and a water outlet which are arranged on the box body; the filter screen unit comprises a fixed net and a movable net which are arranged on the inner side surface of the box body.
The further preferable technical scheme is as follows: the box unit further comprises a box cavity arranged on the box, a first water inlet arranged on the box and communicated with the water inlet, a second water inlet arranged on the box, a first baffle plate and a second baffle plate arranged on the box cavity, a third baffle plate arranged between the first baffle plate and the second baffle plate, a first water filtering hole arranged on the first baffle plate, a second water filtering hole arranged on the second baffle plate, a piston part arranged on the first baffle plate and used for blocking the first water inlet, and a piston hole arranged on the first baffle plate and used for installing the piston part.
The further preferable technical scheme is as follows: the box body unit further comprises a rotation shaft hole which is arranged on the box body, communicated with the box body cavity and used for installing the rotation rod unit; the rotating rod unit includes a rotating rod, a rotating shaft portion provided on the rotating rod and installed in the rotating shaft hole and used for connecting the piston portion.
The further preferable technical scheme is as follows: the box body unit further comprises a pulling rope hole which is arranged on the box body and communicated with the cavity of the box body; the filter screen unit further comprises a telescopic rod part which is arranged on the inner side surface of the box body and used for installing the movable net; the rotating shaft part comprises a rotating shaft arranged on the rotating shaft hole and a rotating shaft gear arranged on the rotating shaft; the rotating rod unit further comprises a filter screen gear meshed with the rotating shaft gear, a gear column which is arranged on the inner side face of the cavity of the box body and used for installing the filter screen gear, and a pulling rope which is arranged on the gear column, penetrates through the pulling rope hole and is used for installing the movable net.
The further preferable technical scheme is as follows: the piston part comprises a piston arranged on the piston hole, a piston sliding groove arranged on the piston, a piston sliding rod arranged on the second baffle and used for being inserted into the piston sliding groove, a lever arranged on the piston, a piston rotating column arranged on the lever and used for being connected with the piston, a fulcrum rotating column arranged on the inner side surface of the cavity of the box body and used for being installed with the lever, a rotating shaft rotating column arranged on the lever and used for being connected with the rotating shaft part, and a rotating column sliding groove arranged on the lever and used for being installed with the rotating shaft rotating column.
The further preferable technical scheme is as follows: the rotating shaft part further comprises a rotating shaft sliding groove arranged on the rotating shaft, a threaded column arranged on the rotating shaft sliding groove, a sliding clamping groove arranged on the rotating shaft and communicated with the rotating shaft sliding groove, a clamping column arranged on the threaded column and installed in the sliding clamping groove, an internal threaded pore plate arranged on the first baffle and used for being in threaded connection with the threaded column, and a connecting column arranged on the threaded column and used for being connected with the rotating shaft rotating column.
The further preferable technical scheme is as follows: the telescopic rod part comprises a movable rod arranged on the movable net, a fixed rod arranged on the inner side surface of the box body, a movable rod sliding groove arranged on the movable rod and used for sleeving the fixed rod, a tension spring arranged on the inner side surface of the movable rod sliding groove and used for connecting the fixed rod, and a sealing roller arranged on the inner side top surface of the movable rod sliding groove and used for connecting the fixed rod.
The further preferable technical scheme is as follows: the filter screen unit also comprises a sealing baffle plate which is arranged on the inner side surface of the box body and positioned on the movable net.
The further preferable technical scheme is as follows: the rotating rod unit further comprises a fixed pulley which is arranged on the inner side surface of the cavity of the box body and used for being connected with the pulling rope.
The utility model has the technical effects that through the filter membrane, the box body unit for installing the filter membrane, the filter screen unit arranged on the box body unit and the rotating rod unit arranged on the box body unit and used for adjusting the position of the filter screen unit, pure water is prepared in a filtering mode, and the filter membrane is protected by adopting a closed structure. The utility model has the advantages that the structure is simple, the use is convenient, the opening of the water inlet and the movable net can be realized only by one-step operation of the rotating rod, the pressure in the process of preparing pure water by the filter membrane is reduced by adopting a mode of preprocessing water before filtering by multistage meshes, the water to be filtered can be discharged only after being filtered by the filter membrane by adding the multiple waterproof structures, the quality of the final product is reliable, and the water inlet is tightly closed and the water leakage phenomenon can not occur by designing the lever type piston structure.
Drawings
FIG. 1 is a schematic view showing the overall structure of an ultrapure water production apparatus according to the present utility model.
Fig. 2 is a schematic structural view of parts inside the cavity of the case of the present utility model.
Fig. 3 is a schematic structural diagram of a connection mode of a pull rope and a movable net in the utility model.
Fig. 4 is a schematic structural view of a telescopic rod portion according to the present utility model.
Detailed Description
The following description is of the preferred embodiments of the utility model and is not intended to limit the scope of the utility model.
Examples: as shown in fig. 1, 2, 3 and fig. 4, an ultrapure water preparation apparatus comprises a filter membrane 11, a housing unit 1 for mounting the filter membrane 11, a filter screen unit 2 provided on the housing unit 1, and a rotation lever unit 3 provided on the housing unit 1 for adjusting the position of the filter screen unit 2.
In this embodiment, the filter membrane 11 is an ultrafiltration membrane, which is an artificial permeable membrane used in the ultrafiltration process. Generally made of high molecular materials such as: cellulose acetate, cellulose acetate esters, polyethylene, polysulfone, polyamide, etc. Various types of membrane modules, such as tubular, plate-type, roll-type, capillary-type, etc., are typically prefabricated and then assembled for use together to increase filtration area and facilitate maintenance.
In addition, the tank unit 1 is used for temporarily storing water to be filtered and filtered pure water, the filter membrane 11 is arranged on the inner side surface of the tank unit 1, the interior of the tank unit 1 is divided into an upper part and a lower part, the water to be filtered passes through the filter membrane 11 from the upper part and then reaches the lower part to complete the filtering process, the filter screen unit 2 is also arranged on the inner side surface of the tank unit 1 and is positioned above the filter membrane 11, so that the water to be filtered must pass through the filter screen unit 2 and then pass through the filter membrane 11, and the filter screen unit 2 is in a closed state when the pure water preparation device is not in operation, the water to be filtered on the upper part can be effectively isolated from being in contact with the filter membrane 11, the effect of protecting the filter membrane 11 is achieved, and on the other hand, when the pure water preparation device is in operation, the filter screen unit 2 can primarily filter out large-particle sharp impurities possibly existing in the water, and damage to the filter membrane 11 is prevented.
The box body unit 1 comprises a box body 101, a water inlet 102 and a water outlet 103 which are arranged on the box body 101; the screen unit 2 includes a fixed screen 201 and a movable screen 202 provided on the inner side of the casing 101.
In this embodiment, the water inlet 102 is disposed at the upper portion of the tank 101, the water outlet 103 is disposed at the lower portion of the tank 101, water to be filtered enters the tank 101 from the water inlet 102, and is discharged from the water outlet 103 after the filtration process is completed.
In addition, the fixed net 201 and the movable net 202 are tightly attached, the movable net 202 is slightly smaller than the fixed net 201, when the pure water preparation device does not operate, the meshes of the fixed net 201 and the movable net 202 are staggered, and no crossing point exists, so that water to be filtered cannot pass through the fixed net 201 and the movable net 202, and the function of protecting the filter membrane 11 is achieved.
The tank unit 1 further includes a tank cavity 104 provided on the tank 101, a first water inlet 105 provided on the tank 101 and communicating with the water inlet 102, a second water inlet 106 provided on the tank 101, a first baffle 107 and a second baffle 108 provided on the tank cavity 104, a third baffle 109 provided between the first baffle 107 and the second baffle 108, a first water filtering hole 110 provided on the first baffle 107, a second water filtering hole 111 provided on the second baffle 108, a piston portion 112 provided on the first baffle 107 and for blocking the first water inlet 105, and a piston hole 113 provided on the first baffle 107 and for mounting the piston portion 112.
In this embodiment, the box cavity 104 is disposed in the side wall of the box 101 and is communicated with the water inlet 102 through the first water inlet 105, the first baffle 107, the second baffle 108 and the third baffle 109 divide the box cavity 104 into an upper part and a lower part, after the water to be filtered enters from the water inlet 102, the water to be filtered passes through the first water inlet 105, the first water filtering hole 110 and the second water filtering hole 111 successively, and finally enters the box 101 through the second water inlet 106, and the order of the meshes from large to small is the first water filtering hole 110, the second water filtering hole 111 and the movable net 202 successively, so that the effect of graded filtration is achieved.
Furthermore, the piston portion 112 may serve to block the water inlet 102 so that water to be filtered does not enter the tank 101 when the device is not in operation.
The case unit 1 further includes a rotation shaft hole 114 provided on the case 101 and communicating with the case cavity 104 for mounting the rotation lever unit 3; the rotation lever unit 3 includes a rotation lever 301, a rotation shaft portion 302 provided on the rotation lever 301 and mounted in the rotation shaft hole 114 and adapted to be connected to the piston portion 112.
In this embodiment, the rotary rod 301 is rotated to operate the piston portion 112 through the rotary shaft portion 302 to block or open the water inlet 102.
The case unit 1 further includes a pull rope hole 115 provided on the case 101 and communicating with the case cavity 104; the filter screen unit 2 further comprises a telescopic rod part 203 which is arranged on the inner side surface of the box body 101 and is used for installing the movable net 202; the rotation shaft portion 302 includes a rotation shaft 302a mounted on the rotation shaft hole 114, a rotation shaft gear 302b provided on the rotation shaft 302 a; the rotating rod unit 3 further includes a screen gear 303 engaged with the rotating shaft gear 302b, a gear post 304 provided on the inner side surface of the housing cavity 104 for mounting the screen gear 303, and a pulling rope 305 provided on the gear post 304 and passing through the pulling rope hole 115 for mounting the movable net 202.
In this embodiment, if the staggered mesh holes of the fixed mesh 201 and the movable mesh 202 are realigned, the rotating rod 301 is rotated, so that the rotating shaft 302a drives the rotating shaft gear 302b to rotate, thereby driving the gear post 304, and when the gear post 304 rotates, the pulling rope 305 can be placed on the gear post 304, so that the movable mesh 202 is pulled to move toward the pulling rope hole 115, and finally the staggered mesh holes of the fixed mesh 201 and the movable mesh 202 are realigned.
In addition, the gear post 304 is rotatably fixed to the inner side of the housing cavity 104.
The piston part 112 includes a piston 112a provided on the piston hole 113, a piston sliding groove 112b provided on the piston 112a, a piston sliding rod 112c provided on the second shutter 108 and for inserting the piston sliding groove 112b, a lever 112d provided on the piston 112a, a piston rotating column 112e provided on the lever 112d and for connecting the piston 112a, a fulcrum rotating column 112f provided on the inner side surface of the housing cavity 104 and for mounting the lever 112d, a rotating shaft rotating column 112g provided on the lever 112d and for connecting the rotating shaft portion 302, and a rotating column sliding groove 112h provided on the lever 112d and for mounting the rotating shaft rotating column 112 g.
In this embodiment, if the device is to be closed, the rotating lever 301 is operated such that the rotating shaft 302a pushes the lever 112d rightward, so that the lower end of the lever 112d moves rightward, and thus the upper end of the lever 112d moves leftward, pushing the piston 112a to move leftward by the piston rotating column 112e, thereby closing the water inlet 102.
Further, if it is desired to open the device, the rotation lever 301 is operated such that the rotation shaft 302a pulls the lever 112d leftward, so that the lower end of the lever 112d moves leftward, and thus the upper end of the lever 112d moves rightward, pulling the piston 112a to move rightward through the piston rotation column 112e, thereby opening the water inlet 102.
Further, the piston 112a is fixed to the piston slide rod 112c through the piston slide groove 112 b.
The rotation shaft portion 302 further includes a rotation shaft sliding groove 302c provided on the rotation shaft 302a, a screw column 302d provided on the rotation shaft sliding groove 302c, a sliding engagement groove 302e provided on the rotation shaft 302a and communicating with the rotation shaft sliding groove 302c, an engagement column 302f provided on the screw column 302d and fitted in the sliding engagement groove 302e, an internal screw hole plate 302g provided on the first shutter 107 and for screwing the screw column 302d, and a connection column 302h provided on the screw column 302d and for connecting the rotation shaft rotation column 112 g.
In this embodiment, when the rotation rod 301 rotates, the rotation shaft 302a is driven to rotate, and meanwhile, the threaded column 302d is driven to rotate, and the threaded column 302d is engaged in the sliding engagement groove 302e through the engagement column 302f, so that the threaded column 302d can freely move left and right in the rotation shaft sliding groove 302c and simultaneously rotate along with the rotation of the rotation shaft 302a, and thus, when the threaded column 302d rotates, the threaded column 302d moves left and right under the action of the internal threaded hole plate 302g, and drives the connecting column 302h to move left and right, and the lever 112d completes the function of moving left and right through the sliding action of the rotation shaft rotating column 112g in the rotating column sliding groove 112h.
The telescopic rod portion 203 includes a movable rod 203a provided on the movable net 202, a fixed rod 203b provided on an inner side surface of the case 101, a movable rod sliding groove 203c provided on the movable rod 203a and used for sleeving the fixed rod 203b, a tension spring 203d provided on an inner side surface of the movable rod sliding groove 203c and used for connecting the fixed rod 203b, and a seal roller 203e provided on an inner top surface of the movable rod sliding groove 203c and used for connecting the fixed rod 203 b.
In this embodiment, in order to prevent water to be filtered from flowing down from both sides of the movable net 202, the movable rod 203a and the fixed rod 203b are provided to block water from flowing down together, and when the pulling rope 305 is not pulled to the movable net 202, the tension spring 203d may pull the movable rod 203a toward the fixed rod 203b again, so that the meshes of the fixed net 201 and the movable net 202 are staggered without crossing, and return to a sealed state again.
The screen unit 2 further includes a sealing baffle 204 disposed on the inside surface of the housing 101 and located on the movable screen 202.
In this embodiment, the sealing plate 204 is closely attached to the movable net 202, and is disposed above the junction between the movable net 202 and the pull rope hole 115, and functions as a water seal similar to the movable rod 203a and the fixed rod 203 b.
The rotating rod unit 3 further comprises a fixed pulley 306 provided on the inner side of the housing cavity 104 for connecting the pull rope 305.
In this embodiment, the fixed pulley 306 is used to adjust the extending direction of the pulling rope 305, so that the pulling rope 305 can directly enter and exit from the pulling rope hole 115, and friction with the hole wall is avoided.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments, and various modifications may be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model. These are all non-inventive modifications which are intended to be protected by the patent laws within the scope of the appended claims.
Claims (6)
1. An ultrapure water preparation device comprises a filter membrane (11), and is characterized by further comprising a box body unit (1) for installing the filter membrane (11), a filter screen unit (2) arranged on the box body unit (1), and a rotating rod unit (3) arranged on the box body unit (1) and used for adjusting the position of the filter screen unit (2); the box body unit (1) comprises a box body (101), a water inlet (102) and a water outlet (103) which are arranged on the box body (101); the filter screen unit (2) comprises a fixed net (201) and a movable net (202) which are arranged on the inner side surface of the box body (101); the tank unit (1) further comprises a tank cavity (104) arranged on the tank (101), a first water inlet (105) arranged on the tank (101) and communicated with the water inlet (102), a second water inlet (106) arranged on the tank (101), a first baffle (107) and a second baffle (108) arranged on the tank cavity (104), a third baffle (109) arranged between the first baffle (107) and the second baffle (108), a first water filtering hole (110) arranged on the first baffle (107), a second water filtering hole (111) arranged on the second baffle (108), a piston part (112) arranged on the first baffle (107) and used for blocking the first water inlet (105), and a piston hole (113) arranged on the first baffle (107) and used for installing the piston part (112); the box body unit (1) further comprises a rotating shaft hole (114) which is arranged on the box body (101), is communicated with the box body cavity (104) and is used for installing the rotating rod unit (3); the rotating rod unit (3) includes a rotating rod (301), a rotating shaft portion (302) provided on the rotating rod (301) and mounted in the rotating shaft hole (114) for connecting the piston portion (112); the box body unit (1) further comprises a pulling rope hole (115) which is arranged on the box body (101) and is communicated with the box body cavity (104); the filter screen unit (2) further comprises a telescopic rod part (203) which is arranged on the inner side surface of the box body (101) and is used for installing the movable net (202); the rotation shaft portion (302) includes a rotation shaft (302 a) mounted on the rotation shaft hole (114), a rotation shaft gear (302 b) provided on the rotation shaft (302 a); the rotating rod unit (3) further comprises a filter screen gear (303) meshed with the rotating shaft gear (302 b), a gear column (304) arranged on the inner side surface of the box cavity (104) and used for installing the filter screen gear (303), and a pulling rope (305) arranged on the gear column (304) and penetrating through the pulling rope hole (115) and used for installing the movable net (202).
2. An ultrapure water preparation apparatus according to claim 1, wherein the piston section (112) comprises a piston (112 a) provided on the piston hole (113), a piston sliding groove (112 b) provided on the piston (112 a), a piston sliding rod (112 c) provided on the second shutter (108) for insertion into the piston sliding groove (112 b), a lever (112 d) provided on the piston (112 a), a piston rotating column (112 e) provided on the lever (112 d) for connection to the piston (112 a), a fulcrum rotating column (112 f) provided on the inner side surface of the housing cavity (104) for mounting the lever (112 d), a rotating shaft rotating column (112 g) provided on the lever (112 d) for connection to the rotating shaft portion (302), and a rotating column sliding groove (112 h) provided on the lever (112 d) for mounting the rotating shaft rotating column (112 g).
3. An ultrapure water preparation apparatus according to claim 2, wherein the rotating shaft section (302) further comprises a rotating shaft sliding groove (302 c) provided on the rotating shaft (302 a), a threaded column (302 d) provided on the rotating shaft sliding groove (302 c), a sliding engagement groove (302 e) provided on the rotating shaft (302 a) and communicating with the rotating shaft sliding groove (302 c), an engagement column (302 f) provided on the threaded column (302 d) and installed in the sliding engagement groove (302 e), an internal threaded orifice plate (302 g) provided on the first shutter (107) and for screwing the threaded column (302 d), and a connection column (302 h) provided on the threaded column (302 d) and for connecting the rotating shaft rotation column (112 g).
4. An ultrapure water preparation apparatus according to claim 1, wherein the telescopic rod section (203) comprises a movable rod (203 a) provided on the movable net (202), a fixed rod (203 b) provided on an inner side surface of the housing (101), a movable rod sliding groove (203 c) provided on the movable rod (203 a) and for sleeving the fixed rod (203 b), a tension spring (203 d) provided on an inner side surface of the movable rod sliding groove (203 c) and for connecting the fixed rod (203 b), and a seal roller (203 e) provided on an inner side top surface of the movable rod sliding groove (203 c) and for connecting the fixed rod (203 b).
5. An ultrapure water preparation device according to claim 1, wherein the screen unit (2) further comprises a sealing barrier (204) provided on the inner side of the tank (101) and located on the movable screen (202).
6. An ultrapure water preparation device according to claim 1, characterized in that the rotating rod unit (3) further comprises a fixed pulley (306) provided on the inner side of the housing cavity (104) for connecting the pull string (305).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111405016.7A CN113952842B (en) | 2021-11-24 | 2021-11-24 | Ultrapure water preparation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN113952842A (en) | 2022-01-21 |
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