CN211570280U - A reverse osmosis membrane filtration equipment for producing medical purified water - Google Patents

Abstract

The utility model provides a reverse osmosis membrane filtration equipment of production medical purified water belongs to filtration equipment technical field. The anti-permeation membrane filtering equipment for producing the medical purified water comprises a tank body filtering mechanism and a tank body cleaning mechanism. The jar body filtering mechanism includes that outer jar of body, first inlet tube, blow off pipe, reverse osmosis membrane mix and filter core and outlet pipe, reverse osmosis membrane mix filter core install in outer jar of internal portion, first inlet tube communicate in outer jar of external wall. The utility model discloses shower nozzle spun water washes outer tank body inner wall, and shower nozzle spun water also mixes the filter core outside to the reverse osmosis membrane and washes simultaneously, mixes outer tank body inner wall and reverse osmosis membrane and crosses the outside impurity of filter core and wash out for outer tank body inner wall and reverse osmosis membrane mix the filter core outside and wash totally, make the reverse osmosis membrane mix the filter core of crossing and can keep good filter effect, delay filter core renewal time.

Description

A reverse osmosis membrane filtration equipment for producing medical purified water

technical field

The utility model relates to the field of filtration equipment, in particular to a reverse osmosis membrane filtration equipment for producing medical purified water.

Background technique

Purified water is water for medicinal use prepared by distillation, ion exchange, reverse osmosis or other suitable methods for drinking water, without any additives.

Purified water needs to use reverse osmosis equipment to filter the water source in the process of processing, so as to obtain more pure and impurity-free water. During the long-term use of reverse osmosis equipment, a large amount of impurities are easily attached to the inside of the tank and the surface of the filter element, which affects the reverse osmosis efficiency of the reverse osmosis membrane and slows down the speed of water purification.

Utility model content

In order to make up for the above deficiencies, the utility model provides a reverse osmosis membrane filtration equipment for producing medical purified water, which aims to improve the problem that a large amount of impurities are attached to the inner wall of the tank and the surface of the filter element in the reverse osmosis equipment.

The utility model is realized in this way:

The utility model provides a reverse osmosis membrane filtering device for producing medical purified water, which comprises a tank body filtering mechanism and a tank body cleaning mechanism.

The tank filter mechanism includes an outer tank, a first water inlet pipe, a sewage pipe, a reverse osmosis membrane hybrid filter element and a water outlet pipe, the reverse osmosis membrane hybrid filter element is installed inside the outer tank body, and the first The water inlet pipe is connected to the outer wall of the outer tank, the top of the sewage pipe is connected to the bottom of the outer tank, the top of the sewage pipe extends to the outside of the reverse osmosis membrane mixing filter element, and the top of the water outlet pipe is connected to the bottom of the outer tank. The bottom of the outer tank and the top of the water outlet pipe extend to the inside of the reverse osmosis membrane mixing filter element. The tank cleaning mechanism includes a booster pump, a drain pipe, a connecting pipe, a spray head and a fixing assembly. The pressure pump is installed on the outer wall of the outer tank, the drain pipe is sleeved on the outside of the reverse osmosis membrane mixing filter element, one end of the connecting pipe is connected to the output port of the booster pump, and the other end of the connecting pipe is connected to At one end of the drain pipe, the spray heads are provided with several groups, the several groups of the spray heads are mounted on the outside of the drain pipe, the fixing component is mounted on the outside of the drain pipe, and the bottom of the fixing component is mounted on the outer tank body wall.

In an embodiment of the present invention, a liquid outlet pipe is communicated with one side of the outer tank body, and a pressure reducing valve is installed outside the liquid outlet pipe.

In an embodiment of the present invention, a cover plate is fixedly installed on the top of the outer tank body, and a hand piece is fixedly connected to the outside of the cover plate.

In an embodiment of the present invention, the bottom of the cover plate is fixedly connected with a first block, and the top of the reverse osmosis membrane hybrid filter element is clamped outside the first block.

In an embodiment of the present invention, the inner bottom end of the outer tank is fixedly connected with a second block, the bottom of the reverse osmosis membrane hybrid filter element is clamped outside the second block, and the outlet The top of the water pipe penetrates through the second clamping block.

In an embodiment of the present invention, the reverse osmosis membrane hybrid filter element includes a reverse osmosis membrane filter element and a PP cotton filter element, and the PP cotton filter element is sleeved inside the reverse osmosis membrane filter element.

In an embodiment of the present invention, the fixing assembly includes a base, a support rod and a snap-fit collar, two ends of the support rod are fixedly connected to the base and the snap-fit collar, respectively, and the base It is fixedly connected to the inner wall of the outer tank.

In an embodiment of the present invention, the clamping collar includes a first clamp and a second clamp, and the first clamp and the second clamp are fixedly installed.

In an embodiment of the present invention, the drainage pipe is arranged in a spiral structure outside the mixed filter element of the reverse osmosis membrane.

In an embodiment of the present invention, the water inlet of the booster pump is connected with a second water inlet pipe, and a valve is installed outside the second water inlet pipe and the sewage pipe.

The beneficial effects of the utility model are: the reverse osmosis membrane filtration equipment for producing medical purified water obtained by the utility model through the above design, when it is necessary to clean the inside of the outer tank body, the water inside the outer tank body is removed from the sewage pipe. , the booster pump extracts the external water source, the water source is pumped from the outlet of the booster pump to the connecting pipe, and then enters the drain pipe from the connecting pipe, and finally the water source is sprayed from the nozzle outside the drain pipe, and the water sprayed from the nozzle is on the inner wall of the external tank. At the same time, the water sprayed from the nozzle also washes the outside of the reverse osmosis membrane mixing filter element, and flushes out the impurities on the inner wall of the outer tank and the outside of the reverse osmosis membrane mixing filter element, so that the inner wall of the outer tank and the reverse osmosis membrane are mixed and filtered. The outside of the core is rinsed clean, so that the reverse osmosis membrane hybrid filter core can maintain a good filtering effect and delay the replacement time of the filter core.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings required in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation of the scope. For those of ordinary skill in the art, other related drawings can also be obtained from these drawings without creative effort.

1 is a schematic structural diagram of a reverse osmosis membrane filtration device for producing medical purified water provided by an embodiment of the present invention;

2 is a schematic structural diagram of a tank filtering mechanism and a tank cleaning mechanism provided by an embodiment of the present utility model;

3 is a schematic structural diagram of a reverse osmosis membrane hybrid filter core provided by an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a fixing assembly provided by an embodiment of the present invention.

In the figure: 10-tank filter mechanism; 110-outer tank; 120-first water inlet pipe; 130-sewage pipe; 140-reverse osmosis membrane mixing filter element; 141-reverse osmosis membrane filter element; 142-PP cotton filter element; 150-water outlet pipe; 160-liquid outlet pipe; 170-cover plate; 171-first block; 172-second block; 180-handpiece; 20-tank cleaning mechanism; 210-booster pump; 220- Drain pipe; 230-connecting pipe; 240-sprinkler; 250-fixing assembly; 251-base; 252-support rod; 253-snap ring; 2531-first clamp; 2532-second clamp; Two water inlet pipes.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described The embodiments of the present invention are a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise" etc. Or the positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed in a specific orientation and operation, so it cannot be construed as a limitation to the present invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

In the present utility model, unless otherwise expressly specified and limited, the terms "installation", "connection", "connection", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integration; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the internal communication between two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the present invention, unless otherwise expressly specified and limited, a first feature "on" or "under" a second feature may include the first and second features in direct contact, or may include the first and second features The features are not in direct contact but through additional features between them. Also, the first feature being "above", "over" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature is "below", "below" and "below" the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.

Example

Referring to FIG. 1 , the present invention provides a reverse osmosis membrane filtration device for producing medical purified water, including a tank body filtering mechanism 10 and a tank body cleaning mechanism 20 .

The tank filter mechanism 10 is used to receive and filter the external water source, so that the external water source is filtered into purified water, and the tank cleaning mechanism 20 can wash the inside of the equipment and the filter element, so that the outside of the filter element inside the tank filter mechanism 10 Keep it clean, maintain filter filtration rate, and extend filter replacement cycle.

2 and 3, the tank filter mechanism 10 includes an outer tank 110, a first water inlet pipe 120, a sewage pipe 130, a reverse osmosis membrane hybrid filter element 140 and a water outlet pipe 150. The reverse osmosis membrane hybrid filter element 140 is installed outside Inside the tank body 110 , the reverse osmosis membrane mixing filter element 140 includes a reverse osmosis membrane filter element 141 and a PP cotton filter element 142 , and the PP cotton filter element 142 is sleeved inside the reverse osmosis membrane filter element 141 . Among them, the reverse osmosis membrane filter element 141 can effectively filter the salt and microorganisms in the water source. The first water inlet pipe 120 is connected to the outer wall of the outer tank 110, the top of the sewage pipe 130 is connected to the bottom of the outer tank 110, and the top of the sewage pipe 130 extends to the outside of the reverse osmosis membrane mixing filter element 140, and the top of the water outlet pipe 150 is connected to the outer tank. 110, and the top of the water outlet pipe 150 extends to the inside of the reverse osmosis membrane mixing filter element 140. A liquid outlet pipe 160 is communicated with one side of the outer tank body 110 , and a pressure reducing valve is installed outside the liquid outlet pipe 160 . A cover plate 170 is fixedly installed on the top of the outer tank body 110. The cover plate 170 and the outer tank body 110 can be fixed by screw connection. A hand piece 180 is fixedly connected to the outside of the cover plate 170. The hand piece 180 can use a hand wheel. The cover plate 170 is fixed by welding before, the bottom of the cover plate 170 is fixedly connected with the first clamping block 171, the cover plate 170 and the first clamping block 171 are fixed by welding, and the top of the reverse osmosis membrane hybrid filter element 140 is clamped on the first clamping block. Outside the block 171, the inner bottom end of the outer tank body 110 is fixedly connected with a second clamping block 172, the outer tank body 110 and the second clamping block 172 are fixed by welding, and the bottom of the reverse osmosis membrane hybrid filter element 140 is clamped on the second clamping block. Outside the block 172 , the first clamping block 171 and the second clamping block 172 are used for clamping and fixing the reverse osmosis membrane mixing filter element 140 , and the top of the water outlet pipe 150 penetrates through the second clamping block 172 .

Referring to FIG. 2 , the tank cleaning mechanism 20 includes a booster pump 210 , a drain pipe 220 , a connecting pipe 230 , a spray head 240 and a fixing assembly 250 , the booster pump 210 is installed on the outer wall of the outer tank 110 , and the water inlet of the booster pump 210 communicates with There is a second water inlet pipe 260. Valves are installed on the outside of the second water inlet pipe 260 and the sewage pipe 130. The drain pipe 220 is sleeved on the outside of the reverse osmosis membrane mixing filter element 140, and one end of the connecting pipe 230 is connected to the output port of the booster pump 210. The other end of the connecting pipe 230 is connected to one end of the drain pipe 220. The nozzles 240 are provided with several groups, and the several groups of nozzles 240 are installed outside the drain pipe 220, wherein the inner side, the outer side, the upper end and the lower end of the drain pipe 220 are evenly distributed and installed with the nozzles 240. The drain pipe 220 is arranged in a spiral structure outside the mixed filter element 140 of the reverse osmosis membrane. The drain pipe 220 in the spiral structure is used to increase the coverage area of the spray head 240 for flushing. The fixing component 250 is installed outside the drain pipe 220, and the fixing component 250 The bottom is mounted on the inner wall of the outer tank body 110 .

It should be noted that the specific model specifications of the booster pump 210 need to be selected and determined according to the actual specifications of the device, and the specific selection calculation method adopts the prior art in the field, so it will not be described in detail. The power supply of the booster pump 210 and its principle are clear to those skilled in the art, and will not be described in detail here.

Referring to FIG. 4 , the fixing assembly 250 includes a base 251 , a support rod 252 and a snap ring 253 . Both ends of the support rod 252 are fixedly connected to the base 251 and the snap ring 253 respectively. The support rod 252 , the base 251 and the snap ring 253 The rings 253 are fixed by welding, the base 251 is fixedly connected to the inner wall of the outer tank 110, the clamping ring 253 includes a first clamp 2531 and a second clamp 2532, and the first clamp 2531 and the second clamp 2532 are fixedly installed , the first clamp 2531 and the second clamp 2532 are fixed by bolts, and the first clamp 2531 and the second clamp 2532 in the fixing assembly 250 clamp the drain pipe 220 for fixing and supporting the drain pipe 220 .

The working principle of the reverse osmosis membrane filtration equipment for producing medical purified water: when in use, the water source enters from the first water inlet pipe 120 into the PP cotton filter element 142 and the reverse osmosis membrane filter element 141 in the reverse osmosis membrane mixing filter element 140. The purified water is discharged from the water outlet pipe 150; when it is necessary to clean the inside of the outer tank 110, the water inside the outer tank 110 is drained from the sewage pipe 130, the booster pump 210 extracts the external water source, and the water source is discharged from the booster pump 210. The water outlet is pumped out to the connecting pipe 230, and enters the drain pipe 220 from the connecting pipe 230. Finally, the water source is sprayed from the nozzle 240 outside the drain pipe 220. The water sprayed by the nozzle 240 flushes the inner wall of the outer tank 110, and at the same time the nozzle 240 sprays out The water also flushes the outside of the reverse osmosis membrane mixing filter element 140, and flushes out the impurities on the inner wall of the outer tank 110 and the outside of the reverse osmosis membrane mixing filter element 140, so that the inner wall of the outer tank 110 and the outside of the reverse osmosis membrane mixing filter element 140 are flushed out. After washing, the flushed sewage is discharged from the sewage pipe 130 .

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (10)

1. A reverse osmosis membrane filtration device for producing medical purified water is characterized by comprising

The tank body filtering mechanism (10) comprises an outer tank body (110), a first water inlet pipe (120), a sewage discharge pipe (130), a reverse osmosis membrane mixed filter element (140) and a water outlet pipe (150), wherein the reverse osmosis membrane mixed filter element (140) is installed inside the outer tank body (110), the first water inlet pipe (120) is communicated with the outer wall of the outer tank body (110), the top end of the sewage discharge pipe (130) is communicated with the bottom of the outer tank body (110), the top end of the sewage discharge pipe (130) extends to the outside of the reverse osmosis membrane mixed filter element (140), the top end of the water outlet pipe (150) is communicated with the bottom of the outer tank body (110), and the top of the water outlet pipe (150) extends to the inside of the reverse osmosis membrane mixed filter element (140);

tank cleaning mechanism (20), tank cleaning mechanism (20) includes booster pump (210), drain pipe (220), connecting pipe (230), shower nozzle (240) and fixed subassembly (250), booster pump (210) install in outer tank body (110) outer wall, drain pipe (220) cup joint reverse osmosis membrane mixes filter core (140) outside, connecting pipe (230) one end communicate in booster pump (210) delivery outlet, connecting pipe (230) other end communicate in drain pipe (220) one end, shower nozzle (240) are provided with a plurality of groups, a plurality of groups shower nozzle (240) install in drain pipe (220) outside, fixed subassembly (250) install in drain pipe (220) outside, just fixed subassembly (250) bottom install in outer tank body (110) inner wall.

2. The reverse osmosis membrane filtration device for producing purified water for medical use according to claim 1, wherein a liquid outlet pipe (160) is connected to one side of the outer tank (110), and a pressure reducing valve is installed outside the liquid outlet pipe (160).

3. The reverse osmosis membrane filtration device for producing purified water for medical use according to claim 1, wherein a cover plate (170) is fixedly mounted on the top of the outer tank (110), and a hand piece (180) is fixedly connected to the outside of the cover plate (170).

4. The reverse osmosis membrane filtration device for producing medical purified water according to claim 3, wherein a first fixture block (171) is fixedly connected to the bottom of the cover plate (170), and the top of the reverse osmosis membrane mixed filter element (140) is clamped outside the first fixture block (171).

5. The anti-permeation membrane filtration equipment for producing medical purified water according to claim 1, wherein a second fixture block (172) is fixedly connected to the bottom end of the inside of the outer tank (110), the bottom of the reverse osmosis membrane mixed filter element (140) is clamped outside the second fixture block (172), and the top end of the water outlet pipe (150) penetrates through the second fixture block (172).

6. The reverse osmosis membrane filtration device for producing medical purified water according to claim 1, wherein the reverse osmosis membrane mixed filter element (140) comprises a reverse osmosis membrane filter element (141) and a PP cotton filter element (142), and the PP cotton filter element (142) is sleeved inside the reverse osmosis membrane filter element (141).

7. The reverse osmosis membrane filtration device for producing purified water for medical use according to claim 1, wherein the fixing assembly (250) comprises a base (251), a support rod (252) and a clamping collar (253), two ends of the support rod (252) are respectively fixedly connected to the base (251) and the clamping collar (253), and the base (251) is fixedly connected to the inner wall of the outer tank (110).

8. The reverse osmosis membrane filtration device for producing purified water for medical use according to claim 7, wherein the clamping collar (253) comprises a first clamp (2531) and a second clamp (2532), and the first clamp (2531) and the second clamp (2532) are fixedly mounted.

9. The reverse osmosis membrane filtration device for producing purified water for medical use according to claim 1, wherein the drain pipe (220) is a spiral structure disposed outside the reverse osmosis membrane mixed filter element (140).

10. The reverse osmosis membrane filtration device for producing medical purified water according to claim 1, wherein a water inlet of the booster pump (210) is communicated with a second water inlet pipe (260), and valves are installed outside the second water inlet pipe (260) and the sewage discharge pipe (130).

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