CN215559668U - Anti-fouling water vending machine - Google Patents

Abstract

The utility model discloses an anti-fouling water vending machine which comprises a quartz sand activated carbon filtering device, an ultrafiltration membrane filtering device, a reverse osmosis membrane filtering device and a pure water tank which are sequentially connected through pipelines, wherein a flushing pipeline is connected between the quartz sand activated carbon filtering device and/or the ultrafiltration membrane filtering device and the pure water tank, and a flushing pump is connected on the flushing pipeline. The anti-pollution water vending machine provided by the utility model can provide clean and healthy water quality, avoids frequent replacement of the filtering device, has strong anti-pollution and anti-blocking capabilities, is beneficial to reducing the cost of the water vending machine, and is convenient for users to use at any time.

Description

Anti-fouling water vending machine

Technical Field

The utility model belongs to the technical field of self-service water selling, and particularly relates to an anti-fouling water selling machine.

Background

With the continuous improvement of living standard, people have higher and higher requirements on drinking water, and the drinking water is required to be clean and healthy, so that the water vending machine is used according to the needs of life.

The water vending machine is generally arranged in crowded outdoor places such as communities, squares, two sides of roads, bus stations and the like, is used as outdoor equipment integrating automatic water manufacturing and automatic water vending functions, and can be used for users to buy water by themselves within 24 hours.

At present, the water quality of raw water adopted in a water vending machine is complex and various, and comprises municipal tap water, underground well water, river water and the like, and the existing water treatment process is generally as follows: the process comprises the steps of cleaning a filter core, and performing reverse osmosis on the filter core, wherein the filter core comprises a PP cotton filter core (5 mu m) → an active carbon filter core → a PP cotton filter core (1 mu m) → a reverse osmosis device, large particles and colloidal substances in raw water can be removed through the PP cotton filter core and the active carbon filter core, and the reverse osmosis device removes ions, heavy substances and the like in the water.

Disclosure of Invention

The utility model aims to provide an anti-fouling water vending machine, which solves the technical problem that the existing water vending machine is poor in anti-fouling and blocking capacities.

In order to achieve the purpose, the utility model adopts the following technical scheme to realize the purpose:

the utility model provides a water machine is sold to anti-soil, includes quartz sand active carbon filter equipment, milipore filter equipment, reverse osmosis membrane filter equipment, pure water case that connect gradually through the pipeline, quartz sand active carbon filter equipment and/or milipore filter equipment with be connected with the flushing line between the pure water case, be connected with the flush pump on the flushing line.

In some embodiments, the anti-soil water vending machine includes a controller communicatively coupled to the flush pump.

In some embodiments, the quartz sand activated carbon filter device has a self-flushing structure, a low-voltage switch is connected between the quartz sand activated carbon filter device and the ultrafiltration membrane filter device, and the controller is in communication connection with the self-flushing structure and the low-voltage switch.

In some embodiments, the pipeline between the ultrafiltration membrane filtration device and the reverse osmosis membrane filtration device is connected with the flushing pipeline.

In some embodiments, a first solenoid valve and a booster pump are connected between the flushing pipeline and the reverse osmosis membrane filtration device, the controller is in communication connection with the first solenoid valve and the booster pump, and/or a second solenoid valve is connected between the flushing pipeline and the ultrafiltration membrane filtration device, and the controller is in communication connection with the second solenoid valve.

In some embodiments, the pipeline between the quartz sand activated carbon filter device and the ultrafiltration membrane filter device is connected with the flushing pipeline.

In some embodiments, a third solenoid valve is connected between the flushing pipeline and the quartz sand activated carbon filtering device, the controller is in communication connection with the third solenoid valve, and/or a fourth solenoid valve is connected between the flushing pipeline and the ultrafiltration membrane filtering device, and the controller is in communication connection with the fourth solenoid valve.

In some embodiments, the reverse osmosis membrane filtration device is connected with a waste water tank, and the quartz sand activated carbon filtration device and/or the ultrafiltration membrane filtration device is connected with the waste water tank.

In some embodiments, a fifth solenoid valve is connected between the reverse osmosis membrane filtration device and the wastewater tank, the controller is in communication with the fifth solenoid valve, and/or a sixth solenoid valve is connected between the ultrafiltration membrane filtration device and the wastewater tank, and the controller is in communication with the sixth solenoid valve.

In some embodiments, the pure water tank is provided with a liquid level meter and an ozone sterilization device, and the controller is in communication connection with the liquid level meter and the ozone sterilization device.

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

through adopting quartz sand active carbon filter equipment, milipore filter equipment, reverse osmosis membrane filter equipment's combination filtration mode, realize multistage filtration. Utilize the great quartz sand active carbon filter equipment prefiltration in aperture quality of water complicated raw water, get rid of water suspended solid, particulate matter, reduce the turbidity, to the preliminary purification of quality of water, can effectively alleviate the ultrafiltration membrane filter equipment's of low reaches filtration pressure, guarantee ultrafiltration membrane filter equipment's filter effect alleviates ultrafiltration membrane filter equipment's filth jam problem, improves ultrafiltration membrane filter equipment's life. Utilize milipore filter equipment to hold back microorganism, colloid, suspended solid and macromolecule organic matter etc. and get off, water after ultrafiltration device filters becomes the water purification that contains the mineral substance, can effectively alleviate reverse osmosis membrane filter equipment's of low reaches filtration pressure, guarantee reverse osmosis membrane filter equipment's filter effect, alleviate reverse osmosis membrane filter equipment's filth jam problem, improve reverse osmosis membrane filter equipment's life.

Through being connected the flushing line between quartz sand active carbon filter equipment and/or milipore filter equipment and pure water case, the pure water of utilizing storage in flush pump and the pure water case realizes in time washing quartz sand active carbon filter equipment and/or milipore filter equipment, the flush pump can improve stable water pressure, thereby can effectively get rid of the adnexed filth on quartz sand active carbon filter equipment and/or the milipore filter equipment, the production of dirty stifled has been avoided, make quartz sand active carbon filter equipment and/or milipore filter equipment can be long-term, carry out water filtration high-efficiently, further be favorable to making the reverse osmosis membrane filter equipment in low reaches also can be long-term, generate the pure water high-efficiently.

The anti-pollution water vending machine provided by the utility model can adapt to various complicated water qualities, can provide clean and healthy water qualities, avoids frequently replacing the filtering device, has strong anti-pollution and anti-blocking capabilities, is beneficial to reducing the cost of the water vending machine, and is convenient for users to use the water vending machine at any time.

Other features and advantages of the present invention will become more apparent from the detailed description of the embodiments of the present invention when taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an anti-fouling water vending machine according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a water vending machine for resisting sewage according to an embodiment of the present invention;

description of reference numerals:

1. quartz sand activated carbon filtration devices; 2. an ultrafiltration membrane filtration device; 3. a reverse osmosis membrane filtration device; 4. a pure water tank; 5. a flush pump;

6. a first solenoid valve; 7. a third electromagnetic valve; 8. a fourth solenoid valve; 9. a fifth solenoid valve; 10. a sixth electromagnetic valve;

11. a booster pump; 12. a low voltage switch; 13. a wastewater tank; 14. a water inlet ball valve; 15. a water meter; 16. a filling pump; 17. a flow meter; 18. an ultraviolet sterilization device; 19. a liquid level meter; 20. an ozone sterilization device; 21. the rear is provided with an active carbon filtering device.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "lateral", "vertical", and the like indicate orientations or positional relationships based on positional relationships shown in the drawings. The terminology is for the purpose of describing the utility model only and is for the purpose of simplifying the description, and is not intended to indicate or imply that the device or element so referred to must be in a particular orientation, constructed and operated, and is not to be considered limiting of the utility model. Moreover, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Example one

As various complex water qualities may be adopted as raw water, in order to improve the anti-fouling and anti-clogging capacity of the water vending machine, as shown in FIG. 1, the embodiment of the utility model provides an anti-fouling water vending machine, which comprises a quartz sand activated carbon filter device 1, an ultrafiltration membrane filter device 2, a reverse osmosis membrane filter device 3 and a pure water tank 4 which are sequentially connected through pipelines, wherein the pure water tank 4 is connected with a pure water receiving port of the water vending machine, a flushing pipeline is connected between the ultrafiltration membrane filter device 2 and the pure water tank 4, and a flushing pump 5 is connected on the flushing pipeline.

In the embodiment of the utility model, the multistage filtration is realized by adopting a combined filtration mode of a quartz sand activated carbon filtration device 1, an ultrafiltration membrane filtration device 2 and a reverse osmosis membrane filtration device 3. Utilize the great quartz sand active carbon filter equipment 1 in aperture to filter the complicated raw water of quality of water in the beginning, get rid of water suspended solid, particulate matter, reduce the turbidity, to the preliminary purification of quality of water, can effectively alleviate 2 filter pressure of the milipore filter equipment in low reaches, guarantee 2 filter effect of milipore filter equipment alleviates 2's filth jam problem, improves 2 life of milipore filter equipment. Utilize milipore filter 2 can hold back microorganism, colloid, suspended solid and macromolecule organic matter etc. and get off, and the water after ultrafiltration device filters becomes the water purification that contains the mineral substance, can effectively alleviate the reverse osmosis membrane filter equipment 3's of low reaches filtration pressure, ensures reverse osmosis membrane filter equipment 3's filter effect, alleviates reverse osmosis membrane filter equipment 3's filth jam problem, improves reverse osmosis membrane filter equipment 3's life.

In the embodiment of the utility model, the flushing pipeline is connected between the ultrafiltration membrane filtering device 2 and the pure water tank 4, the ultrafiltration membrane filtering device 2 is flushed in time by using the flushing pump 5 and the pure water stored in the pure water tank 4, and the flushing pump 5 can improve stable water pressure, so that dirt attached to the ultrafiltration membrane filtering device 2 can be effectively removed, the generation of dirt blockage is avoided, the ultrafiltration membrane filtering device 2 can perform water filtering for a long time and efficiently, and the method is further favorable for enabling the reverse osmosis membrane filtering device 3 at the downstream of the reverse osmosis membrane to generate pure water for a long time and efficiently.

The anti-pollution water vending machine provided by the embodiment of the utility model can adapt to various complicated water qualities, can provide clean and healthy water qualities, avoids frequently replacing the filtering device, has strong anti-pollution and anti-blocking capabilities, is beneficial to reducing the cost of the water vending machine, and is convenient for users to use the water vending machine at any time.

As shown in fig. 1, in the present embodiment, a flushing line is connected to a line between the ultrafiltration membrane filtration device 2 and the reverse osmosis membrane filtration device 3, so that the flushing line is connected to the filtered water outlet of the ultrafiltration membrane filtration device 2, and when the flush pump 5 is started, pure water enters the ultrafiltration membrane filtration device 2 through the filtered water outlet, and the ultrafiltration membrane is backwashed.

In some embodiments, the flushing line may also be connected to the water inlet of the ultrafiltration membrane filtration apparatus 2 to achieve a forward flushing.

In some embodiments, the flushing line may be connected only between the quartz sand activated carbon and the pure water tank 4, for example, the flushing line is connected to the water inlet of the quartz sand activated carbon filter device 1, so as to realize forward flushing of the quartz sand activated carbon filter device 1.

In this embodiment, the anti-fouling water vending machine includes a controller (not shown in the drawings) in communication with the washing pump 5, and the controller controls the washing pump 5 to be turned on and off according to a set program, so that the ultrafiltration membrane can be washed in time while water consumption is saved.

In some embodiments, a dirt detector may be provided on the water inlet side of the ultrafiltration membrane in communication with a controller that controls the flushing interval and flushing time of the flush pump 5 based on the amount of dirt detected by the dirt detector.

In some embodiments, a water pressure sensor can be disposed on the water outlet side of the ultrafiltration membrane and is connected to a controller, and the controller controls the flushing interval and the flushing time of the flushing pump 5 according to the pressure value detected by the water pressure sensor.

Because this embodiment washes the pipeline and connects on the pipeline between milipore filter equipment 2 and reverse osmosis membrane filter equipment 3 to can also utilize pure water case 4, flush pump 5 to carry out the forward washing to reverse osmosis membrane filter equipment 3.

It can be known that this embodiment washing pipeline both can carry out the backwash to milipore filter filtration device 2, can also carry out the forward flushing to reverse osmosis membrane filter filtration device 3.

In some embodiments, two branch pipelines connected in parallel may be further formed downstream of the flushing pipeline, one branch pipeline is connected to the filtered water outlet of the ultrafiltration membrane filtering device 2, and the other branch pipeline is connected to the pure water outlet of the reverse osmosis membrane filtering device 3, so that the flushing pipeline can perform reverse flushing on both the ultrafiltration membrane filtering device 2 and the reverse osmosis membrane filtering device 3.

In some embodiments, two branch pipelines connected in parallel can be further formed at the downstream of the flushing pipeline, one branch pipeline is connected with the water inlet of the ultrafiltration membrane filtering device 2, and the other branch pipeline is connected with the water inlet of the reverse osmosis membrane filtering device 3, so that the flushing pipeline can be used for positively flushing the ultrafiltration membrane filtering device 2 and also can be used for positively flushing the reverse osmosis membrane filtering device 3.

In some embodiments, two branch pipelines connected in parallel may be further formed at the downstream of the flushing pipeline, one branch pipeline is connected to the water inlet of the ultrafiltration membrane filtering device 2, and the other branch pipeline is connected to the pure water inlet of the reverse osmosis membrane filtering device 3, so that the flushing pipeline may not only flush the ultrafiltration membrane filtering device 2 in the forward direction, but also flush the reverse osmosis membrane filtering device 3 in the reverse direction.

In this embodiment, be connected with first solenoid valve 6 between wash pipeline and reverse osmosis membrane filter equipment 3, booster pump 11, utilize first solenoid valve 6 to realize washing the break-make in water route between pipeline and the reverse osmosis membrane filter equipment 3, of course, also can realize the break-make in water route between milipore filter equipment 2 and the reverse osmosis membrane filter equipment 3, utilize booster pump 11 to carry out effective pressure boost to the rivers after quartz sand active carbon filter equipment 1, milipore filter equipment 2 filters, can effectively ensure system water efficiency.

The controller is in communication connection with the first electromagnetic valve 6 and the booster pump 11, and the controller is used for controlling the opening and closing of the first electromagnetic valve 6 and the booster pump 11. When the ultrafiltration membrane filtering device 2 needs to be flushed independently, the first electromagnetic valve 6 and the booster pump 11 are closed, and the flushing pump 5 is started.

In some embodiments, a second electromagnetic valve may be further connected to the flushing pipeline and the ultrafiltration membrane filtering device 2, and the second electromagnetic valve is used to open and close a water path between the flushing pipeline and the ultrafiltration membrane filtering device 2, or certainly, the water path between the ultrafiltration membrane filtering device 2 and the reverse osmosis membrane filtering device 3.

The controller is in communication connection with the second electromagnetic valve, and the controller is used for controlling the opening and closing of the second electromagnetic valve. When the reverse osmosis membrane filtering device 3 needs to be washed independently, the second electromagnetic valve is closed, and the washing pump 5 is started.

In some embodiments, a first electromagnetic valve 6 and a booster pump 11 may be connected between the flushing pipeline and the reverse osmosis membrane filtration device 3, a second electromagnetic valve may be connected between the flushing pipeline and the ultrafiltration membrane filtration device 2, and further, the controller may be communicatively connected to the first electromagnetic valve 6, the booster pump 11, and the second electromagnetic valve.

In this embodiment, a seventh solenoid valve is further connected between the flushing pump 5 and the pure water tank 4, the controller is in communication with the seventh solenoid valve, and the seventh solenoid valve is closed when flushing operation is not required.

In order to remove the dirt attached to the quartz sand activated carbon filter device 1 in time, the quartz sand activated carbon filter device 1 of the present embodiment has a self-flushing structure (not shown in the attached drawings), and the detailed implementation of the self-flushing structure refers to the prior art, and the detailed description is omitted in this embodiment.

Through setting up at quartz sand active carbon filter equipment 1 from the washing structure, utilize the raw water that flows into in quartz sand active carbon filter equipment 1 to realize washing the forward of self to can effectively get rid of adnexed filth on quartz sand active carbon filter equipment 1, the production that the dirt was stifled has been avoided, make quartz sand active carbon filter equipment 1 can be long-term, carry out water filtration high-efficiently, further make the milipore filter equipment 2 of low reaches, reverse osmosis membrane filter equipment 3 can be anti-soil stifled better.

In this embodiment, a low-voltage switch 12 is connected between the quartz sand activated carbon filter device 1 and the ultrafiltration membrane filter device 2.

The controller is in communication connection with the self-flushing structure and the low-voltage switch 12, and the controller is used for controlling the self-flushing structure and the low-voltage switch 12 to be opened and closed. When the low-voltage switch 12 monitors that the water path pressure is lower than a set pressure value, the low-voltage switch 12 is closed and transmits a signal to the controller, and the controller starts the self-flushing structure to flush the quartz sand activated carbon according to the signal transmitted by the low-voltage switch 12.

When the quartz sand activated carbon filter device 1 is used for washing, the produced sewage is relatively turbid, and therefore, a sewage outlet of the quartz sand activated carbon filter device 1 can be connected with a sewer pipeline through a pipeline.

In order to collect the waste water for use, the waste water outlet of the reverse osmosis membrane filtering device 3 is connected with a waste water tank 13.

Although the waste water can not be drunk, the anti-pollution water vending machine has other purposes, and a waste water receiving port connected with a waste water tank 13 is arranged on the anti-pollution water vending machine for facilitating the use of the waste water by users.

In order to avoid overflow of the waste water tank 13, the present embodiment is further provided with an overflow port at an upper portion of the waste water tank 13.

In order to collect the sewage generated when the ultrafiltration membrane is washed, the sewage outlet of the ultrafiltration membrane filtering device 2 of the embodiment is connected with the waste water tank 13 through a pipeline. When water is produced, wastewater produced by the reverse osmosis membrane filtration device 3 is discharged into the wastewater tank 13, and when the ultrafiltration membrane filtration device 2 is washed and cleaned, wastewater produced by the ultrafiltration membrane filtration device 2 is discharged into the wastewater tank 13.

In some embodiments, the sewage outlet of the quartz sand activated carbon filter device 1 may also be connected to the waste water tank 13, so that when the quartz sand activated carbon filter device 1 is washed, the produced sewage is discharged to the waste water tank 13.

In some embodiments, the sewage or wastewater generated by the quartz sand activated carbon filter device 1, the ultrafiltration membrane filter device 2 and the reverse osmosis membrane filter device 3 flows into the same wastewater tank 13.

In some embodiments, the sewage or wastewater generated by the quartz sand activated carbon filter device 1, the ultrafiltration membrane filter device 2 and the reverse osmosis membrane filter device 3 can flow into different wastewater tanks 13 so as to be classified for use.

In this embodiment, in order to control the on/off of the water path between the reverse osmosis membrane filtration device 3 and the waste water tank 13, the fifth electromagnetic valve 9 is connected between the reverse osmosis membrane filtration device 3 and the waste water tank 13, and in order to control the on/off of the water path between the ultrafiltration membrane filtration device 2 and the waste water tank 13, the sixth electromagnetic valve 10 is connected between the ultrafiltration membrane filtration device 2 and the waste water tank 13.

The controller is in communication connection with the fifth electromagnetic valve 9 and the sixth electromagnetic valve 10, and the controller is used for controlling the opening and closing of the fifth electromagnetic valve 9 and the sixth electromagnetic valve 10.

In some embodiments, it is also possible to connect the fifth solenoid valve 9 only between the reverse osmosis membrane filtration device 3 and the waste water tank 13 and communicatively connect the fifth solenoid valve 9 to the controller.

In some embodiments, it is also possible to connect the sixth solenoid valve 10 only between the ultrafiltration membrane filtration device 2 and the wastewater tank 13 and communicatively connect the sixth solenoid valve 10 to the controller.

In this embodiment, the anti-pollution water vending machine further comprises a water inlet ball valve 14 and a water meter 15, wherein the water meter 15 is connected between the water inlet ball valve 14 and the quartz sand activated carbon filtering device 1. When water is sold daily, the water inlet ball valve 14 is in a normally open state, and when the water vending machine needs to be overhauled, the water inlet ball valve 14 is closed, and water inlet is suspended.

In the present embodiment, a filling pump 16, a flow meter 17, and an ultraviolet sterilizer 18 are connected between the deionized water tank 4 and the deionized water inlet. The controller is in communication connection with the filling pump 16, the flow meter 17 and the ultraviolet sterilization device 18, obtains the pure water yield according to the measurement of the flow meter 17, and controls the operation state of the filling pump 16 and the ultraviolet sterilization device 18.

In order to obtain the amount of pure water in the pure water tank 4 in real time, the present embodiment is provided with a level gauge 19 in the pure water tank 4.

Since the pure water tank 4 serves as a storage device for pure water, the present embodiment is provided with an ozone sterilizer 20 in the pure water tank 4 for better sterilization.

In this embodiment, the controller is in communication connection with the liquid level meter 19 and the ozone sterilization device 20, the controller is used to control the operation state of the ozone sterilization device 20, and the controller controls other devices in communication connection with the controller according to the liquid level signal output by the liquid level meter 19.

In order to improve the taste of pure water, a post-activated carbon filter 21 is connected between the reverse osmosis membrane filter 3 and the pure water tank 4.

Example two

As various complex water qualities may be adopted by the water vending machine as raw water, in order to improve the anti-fouling and anti-blocking capabilities of the water vending machine, as shown in FIG. 2, the embodiment of the utility model provides the anti-fouling water vending machine, which comprises a quartz sand activated carbon filtering device 1, an ultrafiltration membrane filtering device 2, a reverse osmosis membrane filtering device 3 and a pure water tank 4 which are sequentially connected through pipelines, wherein the pure water tank 4 is connected with a pure water receiving port of the water vending machine. Wherein, a flushing pipeline is connected between the quartz sand activated carbon filtering device 1 and the pure water tank 4, a flushing pipeline is also connected between the ultrafiltration membrane filtering device 2 and the pure water tank 4, and a flushing pump 5 is connected on the flushing pipeline.

In the embodiment of the utility model, the multistage filtration is realized by adopting a combined filtration mode of a quartz sand activated carbon filtration device 1, an ultrafiltration membrane filtration device 2 and a reverse osmosis membrane filtration device 3. Utilize the great quartz sand active carbon filter equipment 1 in aperture to filter the complicated raw water of quality of water in the beginning, get rid of water suspended solid, particulate matter, reduce the turbidity, to the preliminary purification of quality of water, can effectively alleviate 2 filter pressure of the milipore filter equipment in low reaches, guarantee 2 filter effect of milipore filter equipment alleviates 2's filth jam problem, improves 2 life of milipore filter equipment. Utilize milipore filter 2 can hold back microorganism, colloid, suspended solid and macromolecule organic matter etc. and get off, and the water after ultrafiltration device filters becomes the water purification that contains the mineral substance, can effectively alleviate the reverse osmosis membrane filter equipment 3's of low reaches filtration pressure, ensures reverse osmosis membrane filter equipment 3's filter effect, alleviates reverse osmosis membrane filter equipment 3's filth jam problem, improves reverse osmosis membrane filter equipment 3's life.

In the embodiment of the utility model, the flushing pipeline is connected between the quartz sand activated carbon filtering device 1, the ultrafiltration membrane filtering device 2 and the pure water tank 4, the quartz sand activated carbon filtering device 1 and the ultrafiltration membrane filtering device 2 can be flushed in time by utilizing the flushing pump 5 and the pure water stored in the pure water tank 4, and the flushing pump 5 can improve the stable water pressure, so that the dirt attached to the quartz sand activated carbon filtering device 1 and the ultrafiltration membrane filtering device 2 can be effectively removed, the generation of dirt blockage is avoided, the quartz sand activated carbon filtering device 1 and the ultrafiltration membrane filtering device 2 can carry out water filtering for a long time and efficiently, and the downstream reverse osmosis membrane filtering device 3 can further generate pure water for a long time and efficiently.

The anti-pollution water vending machine provided by the embodiment of the utility model can adapt to various complicated water qualities, can provide clean and healthy water qualities, avoids frequently replacing the filtering device, has strong anti-pollution and anti-blocking capabilities, is beneficial to reducing the cost of the water vending machine, and is convenient for users to use the water vending machine at any time.

In order to simplify the pipeline trend, the quartz sand activated carbon filtering device 1 and the ultrafiltration membrane filtering device 2 share the same flushing pipeline in the embodiment, as shown in fig. 2, the flushing pipeline is connected to the pipeline between the quartz sand activated carbon filtering device 1 and the ultrafiltration membrane filtering device 2, so that the flushing pipeline is connected with the filtered water outlet of the quartz sand activated carbon filtering device 1 and the water inlet of the ultrafiltration membrane filtering device 2, and when the flushing pump 5 is started, the quartz sand activated carbon filtering device is flushed reversely and the ultrafiltration membrane filtering device 2 is flushed forwardly.

In some embodiments, two flushing pipelines can be led out from the pure water tank 4, the two flushing pipelines are respectively connected with the quartz sand activated carbon filtering device 1 and the ultrafiltration membrane filtering device 2, and the flushing direction of the filtering device can be freely set.

In some embodiments, a flushing pipeline may be led out from the pure water tank 4, two branch pipelines are formed downstream of the flushing pipeline, and the water inlet of the quartz sand activated carbon filtering device 1 and the filtered water outlet of the ultrafiltration membrane filtering device 2 are respectively connected through the two branch pipelines, so as to realize forward flushing of the quartz sand activated carbon filtering device 1 and backward flushing of the ultrafiltration membrane filtering device 2.

In some embodiments, a flushing pipeline may be led out from the pure water tank 4, two branch pipelines may be formed downstream of the flushing pipeline, and the water inlet of the quartz sand activated carbon filtering device 1 and the water inlet of the ultrafiltration membrane filtering device 2 are respectively connected through the two branch pipelines, so as to implement forward flushing of the quartz sand activated carbon filtering device 1 and forward flushing of the ultrafiltration membrane filtering device 2.

In some embodiments, a flushing pipeline may be led out from the pure water tank 4, two branch pipelines are formed downstream of the flushing pipeline, and the two branch pipelines are respectively connected to the filtering water outlet of the quartz sand activated carbon filtering device 1 and the filtering water outlet of the ultrafiltration membrane filtering device 2, so as to implement back flushing of the quartz sand activated carbon filtering device 1 and the ultrafiltration membrane filtering device 2.

In this embodiment, the anti-soil water vending machine includes a controller in communication connection with the flush pump 5, and the controller is used to control the on-off of the flush pump 5 according to a set program, so as to realize timely flushing while saving water consumption.

In some embodiments, a contaminant detector may be provided on the water inlet side of the silica sand activated carbon and/or ultrafiltration membrane in communication with a controller that controls the flushing interval and flushing time of the flush pump 5 based on the amount of contaminant detected by the contaminant detector.

In some embodiments, a water pressure sensor can be disposed on the water outlet side of the quartz sand activated carbon and/or the ultrafiltration membrane, and the water pressure sensor is in communication connection with a controller, and the controller controls the flushing interval and the flushing time of the flushing pump 5 according to the pressure value detected by the water pressure sensor.

In this embodiment, a third electromagnetic valve 7 is connected between the flushing pipeline and the quartz sand activated carbon filtering device 1, and a fourth electromagnetic valve 8 is connected between the flushing pipeline and the ultrafiltration membrane filtering device 2.

The controller is in communication connection with the third electromagnetic valve 7 and the fourth electromagnetic valve 8, and the controller is used for controlling the opening and closing of the third electromagnetic valve 7 and the fourth electromagnetic valve 8, so that the quartz sand activated carbon filtering device 1 and the ultrafiltration membrane filtering device 2 can be independently washed.

In some embodiments, the third solenoid valve 7 may be connected only between the flushing line and the quartz sand activated carbon filter device 1, and the third solenoid valve 7 is connected to the controller in a communication mode, or the fourth solenoid valve 8 may be connected only between the flushing line and the ultrafiltration membrane filter device 2, and the third solenoid valve 7 is connected to the controller in a communication mode.

In this embodiment, be connected with first solenoid valve 6, booster pump 11 on the pipeline between milipore filter equipment 2 and reverse osmosis membrane filter equipment 3, utilize first solenoid valve 6 to realize the break-make in water route between milipore filter equipment 2 and the reverse osmosis membrane filter equipment 3, utilize booster pump 11 to carry out effective pressure boost to the rivers after quartz sand active carbon filter equipment 1, milipore filter equipment 2 filter, can effectively ensure system water efficiency.

The controller is in communication connection with the first electromagnetic valve 6 and the booster pump 11, the controller is used for controlling the opening and closing of the first electromagnetic valve 6 and the booster pump 11, and when the ultrafiltration membrane filtering device 2 needs to be flushed, the first electromagnetic valve 6 and the booster pump 11 are closed.

In this embodiment, a seventh solenoid valve is further connected between the flushing pump 5 and the pure water tank 4, the controller is in communication with the seventh solenoid valve, and the seventh solenoid valve is closed when flushing operation is not required.

In order to collect the waste water for use, the waste water outlet of the reverse osmosis membrane filtering device 3 is connected with a waste water tank 13.

Although the waste water can not be drunk, the anti-pollution water vending machine has other purposes, and a waste water receiving port connected with a waste water tank 13 is arranged on the anti-pollution water vending machine for facilitating the use of the waste water by users.

In order to avoid overflow of the waste water tank 13, the present embodiment is further provided with an overflow port at an upper portion of the waste water tank 13.

In order to collect the sewage generated when the ultrafiltration membrane is washed, the sewage outlet of the ultrafiltration membrane filtering device 2 of the embodiment is connected with the waste water tank 13 through a pipeline. When water is produced, wastewater produced by the reverse osmosis membrane filtration device 3 is discharged into the wastewater tank 13, and when the ultrafiltration membrane filtration device 2 is washed and cleaned, wastewater produced by the ultrafiltration membrane filtration device 2 is discharged into the wastewater tank 13.

In some embodiments, the sewage outlet of the quartz sand activated carbon filter device 1 may also be connected to the waste water tank 13, so that when the quartz sand activated carbon filter device 1 is washed, the produced sewage is discharged to the waste water tank 13.

In some embodiments, the sewage or wastewater generated by the quartz sand activated carbon filter device 1, the ultrafiltration membrane filter device 2 and the reverse osmosis membrane filter device 3 flows into the same wastewater tank 13.

In some embodiments, the sewage or wastewater generated by the quartz sand activated carbon filter device 1, the ultrafiltration membrane filter device 2 and the reverse osmosis membrane filter device 3 can flow into different wastewater tanks 13 so as to be classified for use.

In this embodiment, in order to control the on/off of the water path between the reverse osmosis membrane filtration device 3 and the waste water tank 13, the fifth electromagnetic valve 9 is connected between the reverse osmosis membrane filtration device 3 and the waste water tank 13, and in order to control the on/off of the water path between the ultrafiltration membrane filtration device 2 and the waste water tank 13, the sixth electromagnetic valve 10 is connected between the ultrafiltration membrane filtration device 2 and the waste water tank 13.

The controller is in communication connection with the fifth electromagnetic valve 9 and the sixth electromagnetic valve 10, and the controller is used for controlling the opening and closing of the fifth electromagnetic valve 9 and the sixth electromagnetic valve 10.

In some embodiments, it is also possible to connect the fifth solenoid valve 9 only between the reverse osmosis membrane filtration device 3 and the waste water tank 13 and communicatively connect the fifth solenoid valve 9 to the controller.

In some embodiments, it is also possible to connect the sixth solenoid valve 10 only between the ultrafiltration membrane filtration device 2 and the wastewater tank 13 and communicatively connect the sixth solenoid valve 10 to the controller.

In this embodiment, the anti-pollution water vending machine further comprises a water inlet ball valve 14 and a water meter 15, wherein the water meter 15 is connected between the water inlet ball valve 14 and the quartz sand activated carbon filtering device 1. When water is sold daily, the water inlet ball valve 14 is in a normally open state, and when the water vending machine needs to be overhauled, the water inlet ball valve 14 is closed, and water inlet is suspended.

In the present embodiment, a filling pump 16, a flow meter 17, and an ultraviolet sterilizer 18 are connected between the deionized water tank 4 and the deionized water inlet. The controller is in communication connection with the filling pump 16, the flow meter 17 and the ultraviolet sterilization device 18, obtains the pure water yield according to the measurement of the flow meter 17, and controls the operation state of the filling pump 16 and the ultraviolet sterilization device 18.

In order to obtain the amount of pure water in the pure water tank 4 in real time, the present embodiment is provided with a level gauge 19 in the pure water tank 4.

Since the pure water tank 4 serves as a storage device for pure water, the present embodiment is provided with an ozone sterilizer 20 in the pure water tank 4 for better sterilization.

In this embodiment, the controller is in communication connection with the liquid level meter 19 and the ozone sterilization device 20, the controller is used to control the operation state of the ozone sterilization device 20, and the controller controls other devices in communication connection with the controller according to the liquid level signal output by the liquid level meter 19.

In order to improve the taste of pure water, a post-activated carbon filter 21 is connected between the reverse osmosis membrane filter 3 and the pure water tank 4.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. The utility model provides a water machine is sold to anti-soil, its characterized in that includes quartz sand active carbon filter equipment, milipore filter equipment, reverse osmosis membrane filter equipment, the pure water case that connect gradually through the pipeline, quartz sand active carbon filter equipment and/or milipore filter equipment with be connected with the flushing line between the pure water case, be connected with the flush pump on the flushing line.

2. The anti-soil water vending machine of claim 1, comprising a controller communicatively coupled to the flush pump.

3. The anti-fouling water vending machine according to claim 2, wherein the quartz sand activated carbon filtering device has a self-flushing structure, a low-voltage switch is connected between the quartz sand activated carbon filtering device and the ultrafiltration membrane filtering device, and the controller is in communication connection with the self-flushing structure and the low-voltage switch.

4. The anti-fouling water vending machine according to claim 2, wherein a pipeline between the ultrafiltration membrane filtering device and the reverse osmosis membrane filtering device is connected with the flushing pipeline.

5. The anti-fouling water vending machine according to claim 4, wherein a first electromagnetic valve and a booster pump are connected between the flushing pipeline and the reverse osmosis membrane filtering device, the controller is in communication connection with the first electromagnetic valve and the booster pump, and/or a second electromagnetic valve is connected between the flushing pipeline and the ultrafiltration membrane filtering device, and the controller is in communication connection with the second electromagnetic valve.

6. The anti-fouling water vending machine of claim 2, wherein a pipeline between the quartz sand activated carbon filter device and the ultrafiltration membrane filter device is connected with the flushing pipeline.

7. The anti-fouling water vending machine according to claim 6, wherein a third electromagnetic valve is connected between the flushing pipeline and the quartz sand activated carbon filtering device, the controller is in communication connection with the third electromagnetic valve, and/or a fourth electromagnetic valve is connected between the flushing pipeline and the ultrafiltration membrane filtering device, and the controller is in communication connection with the fourth electromagnetic valve.

8. The anti-fouling water vending machine of claim 2, wherein the reverse osmosis membrane filtration device is connected to a waste water tank, and the quartz sand activated carbon filtration device and/or the ultrafiltration membrane filtration device is connected to the waste water tank.

9. The anti-fouling water vending machine of claim 8, wherein a fifth solenoid valve is connected between the reverse osmosis membrane filtration device and the wastewater tank, the controller is in communication connection with the fifth solenoid valve, and/or a sixth solenoid valve is connected between the ultrafiltration membrane filtration device and the wastewater tank, and the controller is in communication connection with the sixth solenoid valve.

10. The anti-fouling water vending machine according to claim 2, wherein the pure water tank is provided with a liquid level meter and an ozone sterilization device, and the controller is in communication connection with the liquid level meter and the ozone sterilization device.

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