CN210393938U - Water-saving direct drinking machine - Google Patents
Water-saving direct drinking machine Download PDFInfo
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- CN210393938U CN210393938U CN201920817516.3U CN201920817516U CN210393938U CN 210393938 U CN210393938 U CN 210393938U CN 201920817516 U CN201920817516 U CN 201920817516U CN 210393938 U CN210393938 U CN 210393938U
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Abstract
The application discloses water-saving straight water dispenser includes: the water inlet of the first-stage filtering device is communicated with the raw water pipeline; a water inlet of the booster pump is communicated with a water outlet of the first-stage filtering device; the second-stage filtering device comprises a reverse osmosis membrane filter element, a water inlet of the second-stage filtering device is communicated with a water outlet of the booster pump, a first water outlet of the second-stage filtering device provides drinking water, and a second water outlet of the second-stage filtering device provides impurity water; the protection device is used for collecting impurity water and discharging partial impurity water through a first water outlet of the protection device, a water inlet of the protection device is communicated with a second water outlet of the second-stage filtering device, a second water outlet of the protection device is communicated with a domestic water discharging pipeline and a water inlet of the first-stage filtering device respectively, the impurity water is discharged through the discharging part of the protection device, the concentration of the circulating impurity water is further diluted by using raw water, and the service life of the reverse osmosis membrane is prolonged.
Description
Technical Field
The utility model relates to a water treatment technical field especially relates to a water-saving straight water dispenser.
Background
Reverse Osmosis (RO) membrane direct drinking machine is called Reverse Osmosis membrane water purifier again, and mainly used carries out water treatment according to the Reverse Osmosis principle, is provided with the Reverse Osmosis membrane cartridge filter in Reverse Osmosis membrane water purifier, is equipped with the Reverse Osmosis membrane filter core in the Reverse Osmosis membrane cartridge filter. Under a certain pressure, water molecules can pass through the RO membrane, and impurities such as inorganic salts, heavy metal ions, organic matters, colloids, bacteria, viruses and the like in water cannot permeate through the RO membrane, so that part of water permeates through the RO membrane to be separated, and the non-permeated water is increased by solute to form impurity water. Reverse osmosis membrane water purifiers have been used in the early days in the industrial fields of desalination of seawater and brackish water, boiler feed water, wastewater treatment, etc., and have recently been introduced into the civil field.
In the traditional process, the reverse osmosis membrane direct drinking machine directly discharges filtered impurity water, the discharge ratio is about 1:3, and the utilization rate of tap water is only 30%, so that the waste of water resources is caused. In the prior art, in order to improve the utilization rate of tap water, the impurity water which needs to be directly discharged is filtered again by utilizing a reverse osmosis membrane, so that the aim of recycling the impurity water is fulfilled, and the waste of water resources is reduced.
However, in the process of circulating the impure water, the concentrations of inorganic salts, heavy metal ions, organic matters, colloids, bacteria, viruses and the like in the impure water are higher and higher, thereby affecting the service life of the reverse osmosis membrane.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a water-saving straight drinking machine to the above-mentioned problem that exists among the prior art, through the partial impurity water that discharges of protection device to further dilute the concentration of endless impurity water with the raw water, thereby prolonged reverse osmosis membrane's life.
The utility model provides a water-saving straight water dispenser, include: the water inlet of the first-stage filtering device is communicated with the raw water pipeline; a water inlet of the booster pump is communicated with a water outlet of the first-stage filtering device; the second-stage filtering device comprises a reverse osmosis membrane filter element, a water inlet of the second-stage filtering device is communicated with a water outlet of the booster pump, a first water outlet of the second-stage filtering device provides drinking water, and a second water outlet of the second-stage filtering device provides impurity water; the protection device is used for collecting the impurity water and discharging part of the impurity water through a first water outlet of the protection device, a water inlet of the protection device is communicated with a second water outlet of the second-stage filtering device, and a second water outlet of the protection device is respectively communicated with a domestic water discharge pipeline and a water inlet of the first-stage filtering device.
Preferably, the protection device comprises a regulating device for regulating and controlling the water discharge of a first water outlet of the protection device, wherein the water discharge of the first water outlet is not more than 40% of the water inlet of the first stage filtering device.
Preferably, the water inlet of the third stage filtering device is communicated with the first water outlet of the second stage filtering device, and the third stage filtering device is used for filtering the drinking water and outputting the drinking water through the water outlet of the third stage filtering device, wherein a polypropylene cotton filter element and/or an activated carbon filter element is arranged inside the third stage filtering device.
Preferably, the water storage device further comprises a pressure water storage barrel, and a water inlet and a water outlet of the pressure water storage barrel are respectively communicated with the first water outlet of the second-stage filtering device and the water inlet of the third-stage filtering device.
Preferably, the water storage tank further comprises a high-pressure switch, and the high-pressure switch is positioned between the water inlet and the water outlet of the pressure water storage tank and the water inlet of the third-stage filtering device.
Preferably, the first stage filtration device comprises: a water inlet of the first filter cylinder is respectively communicated with the raw water pipeline and a second water outlet of the protection device; the water inlet of the second filter cylinder is communicated with the water outlet of the first filter cylinder; and a third filter cartridge, wherein the water inlet of the third filter cartridge is communicated with the water outlet of the second filter cartridge, the water outlet of the third filter cartridge is communicated with the water inlet of the booster pump, and the polypropylene cotton filter element and/or the activated carbon filter element are arranged in the first filter cartridge, the second filter cartridge and the third filter cartridge.
Preferably, the water-saving device further comprises a low-pressure switch and a flow limiting valve which are both positioned between the second water outlet of the protection device and the water inlet of the first filter cylinder.
According to the utility model provides a water-saving straight water dispenser, filter the raw water through first order filter equipment and second filter equipment, obtain drinking water and impure water, input the water inlet to first order filter equipment with the impure water again, the impure water passes through first order filter equipment, second filter equipment filters once more with the raw water together, at the in-process of circulation impure water, partly impure water is discharged through protection device, remaining impure water mixes the back with the raw water, inorganic salt in the impure water, heavy metal ion, the organic matter, the colloid, the bacterium, the quilt of virus isopycnic is diluted, compared with the prior art, when using reverse osmosis membrane to filter the raw water of mixing with the impure water, reverse osmosis membrane's load has been reduced, thereby reverse osmosis membrane's life has been prolonged.
Further, protection device includes adjusting device, and this adjusting device can regulate and control the displacement of impurity water for the displacement of impurity water is no longer than 40%, under the prerequisite of guaranteeing to purify quality of water and not influencing reverse osmosis membrane life, with the utilization ratio maximize of water resource.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 shows a schematic structural diagram of a water-saving direct drinking machine according to an embodiment of the present invention.
Detailed Description
The invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by like reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale. In addition, certain well known components may not be shown.
Numerous specific details of the invention are set forth in the following description in order to provide a more thorough understanding of the invention. However, as will be understood by those skilled in the art, the present invention may be practiced without these specific details.
Fig. 1 shows a schematic structural diagram of a water-saving direct drinking machine according to an embodiment of the present invention.
As shown in fig. 1, the water-saving direct drinking fountain includes: the water storage device comprises a first-stage filtering device, a booster pump 200, a second-stage filtering device 300, a protecting device 400, a third-stage filtering device 500, a pressure water storage barrel 600, a high-voltage switch 700, an electromagnetic valve (not shown), a flow limiting valve 800 and a low-voltage switch 900, wherein a water inlet of the first-stage filtering device is communicated with a raw water pipeline 10, and a water outlet of the first-stage filtering device is communicated with a water inlet 201 of the booster pump.
In this embodiment, the first stage filtering device includes: a first filter cartridge 110, a second filter cartridge 120, and a third filter cartridge 130. The water inlet 101 and the raw water pipeline 10 intercommunication of first cartridge filter, the water inlet 103 and the delivery port 102 intercommunication of first cartridge filter of second cartridge filter, the water inlet 105 and the delivery port 104 intercommunication of second cartridge filter of third cartridge filter, the delivery port 106 and the water inlet 201 intercommunication of booster pump of third cartridge filter, wherein, the inside of first cartridge filter 110, second cartridge filter 120 and third cartridge filter 130 sets up polypropylene wool filter core and/or active carbon filter core.
In some embodiments, a polypropylene cotton filter element, i.e., a PP cotton filter element, is disposed in the first filter cartridge 110 and the third filter cartridge, and an activated carbon filter element is disposed in the second filter cartridge 120.
In other embodiments, a polypropylene cotton filter element is disposed within first filter cartridge 110, and an activated carbon filter element is disposed within second filter cartridge 120 and third filter cartridge 130.
However, the embodiment of the present invention is not limited thereto, and those skilled in the art can make other settings on the number of the filter cartridges in the first stage filtering device as required, wherein the water inlet of the first filter cartridge 110 is used as the water inlet of the first stage filtering device, and the water outlet of the last filter cartridge is used as the water outlet of the first stage filtering device. For example, by adding one or more stages of filter cartridges after the third filter cartridge 130, the first stage filter assembly may also include only one or two stages of filter cartridges. In addition, with regard to the filter element inside the filter cartridge of each stage, other arrangements can be made as desired by those skilled in the art.
The inside reverse osmosis membrane filter core that has of second filter equipment 300, second filter equipment's water inlet 301 and the delivery port 202 intercommunication of booster pump, second filter equipment's first delivery port 302 respectively with third filter equipment's water inlet 501 and the delivery port 601 intercommunication of intaking of pressure water storage section of thick bamboo, wherein, third filter equipment's 300 inside sets up polypropylene cotton filter core and/or active carbon filter core.
The protection device 400 comprises a regulating device 410 which is positioned on a first water outlet 402 of the protection device, a water inlet 401 of the protection device is communicated with a second water outlet 303 of the second-stage filtering device, and a second water outlet 403 of the protection device is respectively communicated with the domestic water discharge pipeline 20 and the water inlet 101 of the first filtering cylinder.
In the present embodiment, the first filter cartridge 110, the second filter cartridge 120, the third filter cartridge 130, the booster pump 200, the second-stage filtering device 300, the protecting device 400, the third-stage filtering device 500, and the pressure water storage tub 600 are communicated through pipes.
The high-voltage switch 700 and the electromagnetic valve are positioned on a communication pipeline between the water inlet and outlet 601 of the pressure water storage barrel and the water inlet 501 of the third-stage filtering device.
The low-voltage switch 900 and the flow-limiting valve 800 are both located on the communication pipeline between the second water outlet 403 of the protection device and the water inlet 101 of the first filter cartridge.
The working principle of the water-saving direct drinking machine according to the embodiment of the present invention will be described in detail with reference to fig. 1.
Raw water enters the first filter cylinder 110 through the water inlet 101 of the first filter cylinder under the self pressure, and is filtered by the polypropylene cotton filter element inside the first filter cylinder 110, and then flows into the water inlet 103 of the second filter cylinder through the water outlet 102 of the first filter cylinder, and then enters the second filter cylinder 120, and is filtered by the activated carbon filter element inside the second filter cylinder 120, and then flows into the water inlet 105 of the third filter cylinder through the water outlet 104 of the second filter cylinder, and then enters the third filter cylinder 130, and is filtered by the polypropylene cotton filter element or the activated carbon filter element inside the third filter cylinder 130, and finally, visible impurities in the raw water are filtered, so that first-stage water without the visible impurities is obtained. Wherein, first cartridge filter 110 is used for impurity such as filtering iron rust, and second cartridge filter 120 is used for adsorbing the chemical substance in the aquatic, and third cartridge filter 130 is used for filtering aquatic tiny particulate matter to realized filtering the preliminary treatment of raw water, provided the first order water after preliminary treatment for second filter equipment 300.
First order water flows out by the delivery port 106 of third cartridge filter, in the water inlet 201 entering booster pump 200 through the booster pump, first order water flows out the delivery port 202 of booster pump after the booster pump 200 pressure boost, in water inlet 301 gets into second filter equipment 300, after being filtered by the reverse osmosis membrane filter core in second filter equipment 300, inorganic salt in the first order aquatic, heavy metal ion, the organic matter, the colloid, the bacterium, impurity water such as virus are filtered to obtain the drinking water that does not contain ionic impurity and the impurity water that contains ionic impurity, wherein, the volume ratio of drinking water and impurity water is about 25%: 75 percent. The drinking water flows into the water inlet 501 of the third stage filtering device from the first water outlet 302 of the second stage filtering device, and the taste of the drinking water is improved after being filtered by the activated carbon filter element in the third stage filtering device 500. Finally, the drinking water is output through the outlet 502 of the third stage filtering device and the drinking water pipeline 30.
The impurity water flows into the water inlet 401 of the protection device from the second water outlet 303 of the second-stage filtering device, and is temporarily collected in the protection device 400, when the domestic water is not used, part of the impurity water is discharged through the first water outlet 402 of the protection device, and the rest impurity water enters and is combined with the raw water, and enters the filter cartridges at all stages again for re-purification and filtration. Wherein, the water discharge of the first water outlet 402 of the protection device is regulated and controlled by the regulating device 410 so as to control the water discharge of the first water outlet 402 not to exceed 40% of the water inlet 101 of the first filter cartridge.
When the domestic water is used, the impurity water is discharged through the domestic water discharge pipe 20 and is used for washing, so that water resources are fully utilized, at the moment, the water discharge quantity of the first water outlet 402 of the protection device can be adjusted according to the using quantity of the domestic water, the water discharge quantity of the first water outlet 402 of the protection device is regulated and controlled through the adjusting device 410, and the water discharge quantity of the first water outlet 402 is controlled not to exceed 40% of the water inlet quantity of the water inlet 101 of the first filter cartridge.
The proportion of the impurity water returning pipeline system can be adjusted and the pressure behind the reverse osmosis membrane can be controlled through the flow limiting valve 800, so that the impurity water can be utilized to the maximum extent on the premise of ensuring the water purification quality, and the water resource is saved. The low voltage switch 900 functions as: when the water pressure is too low or the water is cut off, the power supply is automatically cut off, so that the booster pump 200 stops working, and the booster pump 200 is prevented from being damaged due to too low water pressure.
Because the reverse osmosis membrane filter element has a slow filtering speed, the pressure water storage barrel 600 is required to be equipped for storing the drinking water provided by the first water outlet 302 of the second stage filtering device.
The high-voltage switch 700 is used for providing safety protection, when the pressure in the pressure water storage barrel 600 reaches a rated water level, the pressure in the pipeline where the high-voltage switch 700 is located rises, the high-voltage switch 700 can automatically cut off the power supply, the electromagnetic valve is closed, meanwhile, the booster pump 200 is powered off, and the water-saving direct water dispenser stops working. When the pressure water storage barrel 600 does not reach the rated water level, the high-voltage switch 700 can automatically switch on the power supply to open the electromagnetic valve, and meanwhile, the booster pump 200 is powered on, and the water-saving direct water dispenser starts to work.
According to the utility model provides a water-saving straight water dispenser, filter the raw water through first order filter equipment and second filter equipment, obtain drinking water and impure water, input the water inlet to first order filter equipment with the impure water again, the impure water passes through first order filter equipment, second filter equipment filters once more with the raw water together, at the in-process of circulation impure water, partly impure water is discharged through protection device, remaining impure water mixes the back with the raw water, inorganic salt in the impure water, heavy metal ion, the organic matter, the colloid, the bacterium, the virus isopycnic by a large amount of dilution, compared with the prior art, when using reverse osmosis membrane to filter the raw water of mixing with the impure water, reverse osmosis membrane's load has been reduced, thereby reverse osmosis membrane's life has been prolonged.
Further, protection device includes adjusting device, and this adjusting device can regulate and control the displacement of impurity water for the displacement of impurity water is no longer than 40%, under the prerequisite of guaranteeing to purify quality of water and not influencing reverse osmosis membrane life, with the utilization ratio maximize of water resource.
In addition, the water efficiency grade indexes of the reverse osmosis water purifier are specified in GB34914-2017 water efficiency limit values and water efficiency grades of the reverse osmosis water purifier, wherein the water saving product is obtained when the purified water yield of the reverse osmosis water purifier is more than 55%. Because the water-saving direct drinking machine of the utility model has a water production rate more than 60 percent, the water-saving direct drinking machine of the utility model has high water efficiency.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
In accordance with the embodiments of the present invention as set forth above, these embodiments are not exhaustive and do not limit the invention to the precise embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical application, to thereby enable others skilled in the art to best utilize the invention and its various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. A water-saving direct water dispenser is characterized by comprising:
the water inlet of the first-stage filtering device is communicated with the raw water pipeline;
a water inlet of the booster pump is communicated with a water outlet of the first-stage filtering device;
the second-stage filtering device comprises a reverse osmosis membrane filter element, a water inlet of the second-stage filtering device is communicated with a water outlet of the booster pump, a first water outlet of the second-stage filtering device provides drinking water, and a second water outlet of the second-stage filtering device provides impurity water;
the protection device is used for collecting the impurity water and discharging part of the impurity water through a first water outlet of the protection device, a water inlet of the protection device is communicated with a second water outlet of the second-stage filtering device, and a second water outlet of the protection device is respectively communicated with a domestic water discharge pipeline and a water inlet of the first-stage filtering device.
2. A water-saving direct drinking machine according to claim 1, wherein the protecting means includes an adjusting means for adjusting the water discharge amount of the first water outlet of the protecting means,
wherein the water discharge of the first water outlet is not more than 40% of the water inlet of the first stage filtering device.
3. A water-saving direct drinking water machine according to claim 2, further comprising a third stage filtering device, wherein the water inlet of the third stage filtering device is communicated with the first water outlet of the second stage filtering device, and is used for filtering the drinking water and outputting the drinking water through the water outlet of the third stage filtering device,
and a polypropylene cotton filter element and/or an activated carbon filter element are arranged in the third-stage filtering device.
4. A water-saving direct drinking machine according to claim 3, further comprising a pressure water storage tank, wherein the water inlet and outlet of the pressure water storage tank are respectively communicated with the first water outlet of the second-stage filtering device and the water inlet of the third-stage filtering device.
5. A water-saving direct drinking machine according to claim 4, further comprising a high-pressure switch located between the water inlet and outlet of the pressure water storage tank and the water inlet of the third-stage filtering device.
6. A water-saving direct drinking fountain according to claim 2, wherein the first stage filtering means comprises:
a water inlet of the first filter cylinder is respectively communicated with the raw water pipeline and a second water outlet of the protection device;
the water inlet of the second filter cylinder is communicated with the water outlet of the first filter cylinder; and
a water inlet of the third filter cylinder is communicated with a water outlet of the second filter cylinder, a water outlet of the third filter cylinder is communicated with a water inlet of the booster pump,
wherein, the inside of first cartridge filter, the second cartridge filter and the third cartridge filter sets up polypropylene cotton filter core and/or active carbon filter core.
7. A water-saving direct drinking machine according to claim 6, further comprising a low-pressure switch and a flow-limiting valve both located between the second water outlet of the protecting means and the water inlet of the first filter cartridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920817516.3U CN210393938U (en) | 2019-05-31 | 2019-05-31 | Water-saving direct drinking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920817516.3U CN210393938U (en) | 2019-05-31 | 2019-05-31 | Water-saving direct drinking machine |
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| Publication Number | Publication Date |
|---|---|
| CN210393938U true CN210393938U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920817516.3U Active CN210393938U (en) | 2019-05-31 | 2019-05-31 | Water-saving direct drinking machine |
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| CN (1) | CN210393938U (en) |
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- 2019-05-31 CN CN201920817516.3U patent/CN210393938U/en active Active
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