CN214597666U - Water purification pretreatment system with backwashing function - Google Patents
Water purification pretreatment system with backwashing function Download PDFInfo
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- CN214597666U CN214597666U CN202120233148.5U CN202120233148U CN214597666U CN 214597666 U CN214597666 U CN 214597666U CN 202120233148 U CN202120233148 U CN 202120233148U CN 214597666 U CN214597666 U CN 214597666U
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Abstract
Clean water pretreatment of water system with backwash function relates to water treatment technical field for improve the effect to the filter equipment backwash. The water purification pretreatment system with the backwashing function comprises a first multi-way valve, wherein the first multi-way valve comprises a first multi-way valve inlet and at least two first multi-way valve outlets; a second multiplex valve including at least two second multiplex valve inlets and one second multiplex valve outlet; a third multiplex valve including at least two third multiplex valve inlets and one third multiplex valve outlet; and each first multi-way valve outlet, each second multi-way valve inlet and each third multi-way valve outlet are respectively provided with an electric control valve. The back washing device has the beneficial effects of being beneficial to improving the back washing effect and being beneficial to improving the filtered water quality.
Description
Technical Field
The utility model belongs to the technical field of the water purification technique and specifically relates to a water purification pretreatment of systems with backwash function.
Background
The water purifier adopting the reverse osmosis principle is provided with a water purification pretreatment system in front of a reverse osmosis membrane, and the water purification pretreatment system is used for pre-treating water for filtering. The water purification pretreatment system comprises a filter device, wherein a filter element is arranged in the filter device. After the water purifier is used for a period of time, a certain amount of impurities are attached to the filter element, and the use of the filter element is further influenced. The purifier that has the backwash function among the prior art is relatively poor to the backwash effect of crossing the filter core, is unfavorable for comparatively thorough to crossing the back flush work of filter core.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a purifier with many membranes water purification backwash function for improve the effect to the filter equipment backwash.
The utility model provides a technical scheme that its technical problem adopted is:
the water purification pretreatment system with backwashing function comprises
A first multiplex valve including a first multiplex valve inlet and at least two first multiplex valve outlets;
a second multiplex valve including at least two second multiplex valve inlets and one second multiplex valve outlet;
a third multiplex valve including at least two third multiplex valve inlets and one third multiplex valve outlet;
each first multi-way valve outlet, each second multi-way valve inlet and each third multi-way valve outlet are respectively provided with an electric control valve;
each filtering device is provided with a filtering core, and each filtering device is provided with a filtering device inlet and a filtering device outlet;
each inlet of the filtering device is connected with one first multi-way valve outlet, each inlet of the filtering device is connected with one second multi-way valve inlet, and each outlet of the filtering device is connected with one third multi-way valve inlet;
and the outlet of the third multi-way valve is connected with a carbon fiber filtering device.
Further, the filter core is a pp membrane filter core of 0.22 μm.
Further, the electrically controlled valve comprises a solenoid valve.
Further, the electrically controlled valve comprises an electric ball valve.
Furthermore, a drain pipe is connected to the outlet of the third multi-way valve.
The beneficial effects are that:
the utility model discloses a use mode is, with the import of first multiple unit valve with for example water supply piping connection such as water pipe network. The beneficial effects of the utility model are that, both can realize the one-way preliminary treatment work of filtering, can realize multichannel while preliminary treatment work again, can also realize carrying out reverse cleaning's work respectively to each filter equipment, do benefit to the change frequency that reduces filter core among the filter equipment, reduce fortune dimension cost, economic benefits that improve equipment used. The single-path filtering pretreatment mode is beneficial to reducing the use cost of equipment and is suitable for occasions with smaller water consumption. The multi-channel simultaneous filtration pretreatment mode is favorable for improving the water outlet efficiency and the filtration effect. In the process of reversely cleaning one of the filter devices, the other filter device is in a working state, so that the quality and the efficiency of reverse cleaning are ensured, and the filter element which is reversely cleaned is protected. In addition, in the filtering process, the pretreatment filtering work is performed through the filtering device, and then the carbon fiber filtering device is used for further filtering, so that the filtering effect is guaranteed, and the filtering water quality is guaranteed.
Drawings
Fig. 1 is a schematic view of a first embodiment of the present invention;
fig. 2 is a schematic view of a second embodiment of the present invention;
in the figure: 1 first multi-way valve, 11 first multi-way valve inlet, 12 first multi-way valve outlet, 2 second multi-way valve, 21 second multi-way valve inlet, 22 second multi-way valve outlet, 3 third multi-way valve, 31 third multi-way valve inlet, 32 third multi-way valve outlet, 4 blow-off pipe, 5 first electric control valve, 51 second electric control valve, 52 third electric control valve, 53 fourth electric control valve, 54 fifth electric control valve, 55 sixth electric control valve, 56 seventh electric control valve, 6 filtering device, 61 filtering device inlet, 62 filtering device outlet, 7 carbon fiber 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 accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in figures 1 and 2 of the drawings,
the first implementation mode comprises the following steps:
as shown in fig. 1, the system for pretreating clean water with backwashing function comprises:
a first multiplex valve 1, the first multiplex valve 1 comprising a first multiplex valve inlet 11 and two first multiplex valve outlets 12;
a second multiplex valve 2, the second multiplex valve 2 comprising two second multiplex valve inlets 21 and one second multiplex valve outlet 22;
a third multiplex valve 3, the third multiplex valve 3 comprising two third multiplex valve inlets 31 and one third multiplex valve outlet 32;
each first multi-way valve outlet 12, each second multi-way valve inlet 21 and each third multi-way valve outlet 32 are respectively provided with an electric control valve, the first multi-way valve outlet 12, the second multi-way valve inlet 21 and the third multi-way valve outlet 32 are collectively called as an inlet and an outlet, the electric control valves are used for controlling the switch of the corresponding inlet and outlet, and the electric control valves can adopt electric ball valves or electromagnetic valves;
for convenience of distinction and description, the electrically controlled valve disposed on one of the first multi-way valve outlets 12 is defined as a first electrically controlled valve 5, the electrically controlled valve disposed on the other one of the first multi-way valve outlets is defined as a second electrically controlled valve 51, the electrically controlled valve disposed on one of the second multi-way valve inlets 21 is defined as a third electrically controlled valve 52, the electrically controlled valve disposed on the other one of the second multi-way valve inlets is defined as a fourth electrically controlled valve 53, and the electrically controlled valve disposed on the third multi-way valve outlet 32 is defined as a fifth electrically controlled valve 54;
each filtering device 6 is provided with a filtering core, each filtering device is provided with a filtering device inlet 61 and a filtering device outlet 62, and the filtering devices are used for carrying out pretreatment filtering work on water;
each filter device inlet 61 is connected with a first multi-way valve outlet 12, namely the filter device inlet 61 of one filter device 6 is connected with one multi-way valve outlet 12, and the filter device inlet of the other filter device is connected with the other multi-way valve outlet;
each filter device inlet 61 is connected with one second multi-way valve inlet 21, namely the filter device inlet 61 of one filter device 6 is connected with one second multi-way valve inlet 21, and the filter device inlet of the other filter device is connected with the other second multi-way valve inlet;
each filtering device outlet 62 is connected with one third multi-way valve inlet 31, namely the filtering device outlet 62 of one filtering device 6 is connected with one third multi-way valve inlet 31, and the filtering device outlet of the other filtering device is connected with the other third multi-way valve inlet;
the third multi-way valve outlet 32 is connected to the carbon fiber filter device 7.
As shown in fig. 1, the present invention is used by connecting the first multi-way valve inlet 11 to a water supply pipeline such as a tap water network. The beneficial effects of the utility model are that, both can realize the one-way preliminary treatment work of filtering, can realize multichannel while preliminary treatment work again, can also realize carrying out reverse cleaning's work respectively to each filter equipment 6, do benefit to the change frequency that reduces filter core among the filter equipment, reduce fortune dimension cost, economic benefits that improve equipment used. The single-path filtering pretreatment mode is beneficial to reducing the use cost of equipment and is suitable for occasions with smaller water consumption. The multi-channel simultaneous filtration pretreatment mode is favorable for improving the water outlet efficiency and the filtration effect. In the process of reversely cleaning one of the filter devices, the other filter device is in a working state, so that the quality and the efficiency of reverse cleaning are ensured, and the filter element which is reversely cleaned is protected. In addition, in the filtering process, the pretreatment filtering work is performed through the filtering device, and then the carbon fiber filtering device is used for further filtering, so that the filtering effect is guaranteed, and the filtering water quality is guaranteed.
As shown in fig. 1, the single-pass filtering pretreatment works by closing the second, third and fourth electrically controlled valves 51, 52 and 53, respectively, and opening the first and fifth electrically controlled valves 5 and 54, respectively; the path of the water flow in this state is: the first multi-way valve inlet 11, the first multi-way valve 1, the first electric control valve 5, one of the filtering devices 6, the third multi-way valve 3, the fifth electric control valve 54 and the carbon fiber filtering device 7. The advantage of this filtration mode is that only one filter device 6 is in operation, which is advantageous for reducing the use costs.
As shown in fig. 1, in addition to the above-mentioned operation and principle of the single-pass filter pretreatment, the single-pass filter pretreatment may be performed by closing the first, third and fourth electronic control valves 5, 52 and 53, respectively, and opening the second and fifth electronic control valves 51 and 54.
As shown in fig. 1, the utility model discloses can be used to the multichannel and filter preliminary treatment work simultaneously, the theory of operation is with first automatically controlled valve 5, second automatically controlled valve 51 and fifth automatically controlled valve 54 are opened respectively, close third automatically controlled valve 52 and fourth automatically controlled valve 53 respectively, the advantage of this kind of filter mode is in, can filter preliminary treatment work through two filter equipment 6 simultaneously, then rethread carbon fiber filter equipment 7 is to further filter work, be favorable to guaranteeing the patency of rivers among the filtering operation process, and then improve filterable efficiency.
As shown in fig. 1, the utility model discloses can realize carrying out reverse cleaning work respectively to each filter equipment 6.
As shown in fig. 1, for convenience of description, with reference to fig. 1, one of the filter devices is referred to as a filter device 6 located on the upper side, and the other filter device is referred to as a filter device located on the lower side, and the manner of backwashing the filter device 6 located on the upper side is as follows: closing the first, fourth and fifth electronic control valves 5, 53, 54, respectively, and opening the second and third electronic control valves 51, 52, respectively; the water flow direction in the reverse cleaning mode is that the inlet 11 of the first multi-way valve, the first multi-way valve 1, the second electric control valve 51, the filtering device positioned at the lower side, the third multi-way valve 3, the filtering device 6 positioned at the upper side, the third electric control valve 52, the second multi-way valve 2 and the second multi-way valve outlet 22. This reverse cleaning process does benefit to and carries out the backwash work to the filter equipment 6 that is located the upside, and then carries out reverse cleaning work to the filter core of crossing in the filter equipment 6, discharges the residue, does benefit to the life that improves the filter core that is located upside filter equipment 6. Meanwhile, the filter device 6 on the upper side, which flows through in the reverse cleaning process, is generated by filtering through the filter device on the lower side, so that the reverse cleaning quality and efficiency are improved, and the filter element is prevented from being damaged by reverse cleaning.
As shown in fig. 1, similar to the above-mentioned reverse cleaning principle, the reverse cleaning operation may be performed on the filtering device located at the lower side in an operation manner that: the second, third and fifth electrically controlled valves 51, 52, 54 are closed, respectively, while the fourth and first electrically controlled valves 53, 5 are opened.
Further, the filter core is a pp membrane filter core with 0.22 μm, which improves the filtering effect, ensures the filtering quality and prolongs the service life of the equipment.
Further, a sewage draining pipe 4 is connected to the outlet 32 of the third multi-way valve.
The second embodiment:
as shown in fig. 2, the system for pretreating clean water with backwashing function comprises:
a first multiplex valve 1, the first multiplex valve 1 comprising a first multiplex valve inlet 11 and three first multiplex valve outlets 12;
a second multiplex valve 2, the second multiplex valve 2 comprising three second multiplex valve inlets 21 and one second multiplex valve outlet 22;
a third multiplex valve 3, the third multiplex valve 3 comprising three third multiplex valve inlets 31 and one third multiplex valve outlet 32;
each first multi-way valve outlet 12, each second multi-way valve inlet 21 and each third multi-way valve outlet 32 are respectively provided with an electric control valve, the first multi-way valve outlet 12, the second multi-way valve inlet 21 and the third multi-way valve outlet 32 are collectively called as an inlet and an outlet, the electric control valves are used for controlling the switch of the corresponding inlet and outlet, and the electric control valves can adopt electric ball valves or electromagnetic valves;
for convenience of distinction and description, the electric control valve arranged on one of the first multi-way valve outlets 12 is called a first electric control valve 5, the electric control valve arranged on the second first multi-way valve outlet is called a second electric control valve 51, the electric control valve arranged on the third first multi-way valve outlet is called a third electric control valve 52, the electric control valve arranged on the first second multi-way valve inlet 21 is called a fourth electric control valve 53, the electric control valve arranged on the second multi-way valve inlet is called a fifth electric control valve 54, the electric control valve arranged on the third second multi-way valve inlet is called a sixth electric control valve 55, and the electric control valve arranged on the third multi-way valve outlet 32 is called a seventh electric control valve 56;
the device comprises three filtering devices 6, wherein each filtering device is provided with a filtering core, each filtering device is provided with a filtering device inlet 61 and a filtering device outlet 62, and the filtering devices are used for carrying out pretreatment filtering work on water;
each filter device inlet 61 is connected with a first multi-way valve outlet 12, namely the filter device inlet 61 of the first filter device 6 is connected with one multi-way valve outlet 12, the filter device inlet of another filter device is connected with another multi-way valve outlet, and the filter device inlet of the rest filter device is connected with the rest multi-way valve outlet;
each filter device inlet 61 is connected with one second multi-way valve inlet 21, namely the filter device inlet 61 of one filter device 6 is connected with one second multi-way valve inlet 21, the filter device inlet of another filter device is connected with another second multi-way valve inlet, and the filter device inlet of the last filter device is connected with the last second multi-way valve inlet;
each filtering device outlet 62 is connected with one third multi-way valve inlet 31, namely the filtering device outlet 62 of one filtering device 6 is connected with one third multi-way valve inlet 31, the filtering device outlet of another filtering device is connected with another third multi-way valve inlet, and the filtering device outlet of the last filtering device is connected with the last third multi-way valve inlet;
the third multi-way valve outlet 32 is connected to the carbon fiber filter device 7.
As shown in fig. 2, during the filtering operation, the number of the filtering devices 6 participating in the pretreatment filtering operation can be selected, thereby facilitating the reduction of the operation cost; for example, the second, third, fourth, fifth and sixth electronic control valves 51, 52, 53, 54 and 55 are closed, respectively, while the first and seventh electronic control valves 5 and 56 are opened, respectively, so that only the uppermost one of the filter devices is used for the pretreatment filtering. The operation of each electric control valve when two or three filtering devices are adopted for filtering simultaneously is not described in detail herein.
As shown in fig. 2, the present embodiment can also perform the back flushing operation for each filtering device 6 separately; for example, the first, fifth, sixth, and seventh electronic control valves 5, 54, 55, and 56 are closed, the fourth electronic control valve 53 is opened, and the second and/or third electronic control valves 51 and 52 are opened, respectively, to perform a reverse cleaning operation on the uppermost one of the filter devices.
Claims (5)
1. The water purification pretreatment system with backwashing function is characterized by comprising
A first multiplex valve including a first multiplex valve inlet and at least two first multiplex valve outlets;
a second multiplex valve including at least two second multiplex valve inlets and one second multiplex valve outlet;
a third multiplex valve including at least two third multiplex valve inlets and one third multiplex valve outlet;
each first multi-way valve outlet, each second multi-way valve inlet and each third multi-way valve outlet are respectively provided with an electric control valve;
each filtering device is provided with a filtering core, and each filtering device is provided with a filtering device inlet and a filtering device outlet;
each inlet of the filtering device is connected with one first multi-way valve outlet, each inlet of the filtering device is connected with one second multi-way valve inlet, and each outlet of the filtering device is connected with one third multi-way valve inlet;
and the outlet of the third multi-way valve is connected with a carbon fiber filtering device.
2. The backwash-capable clean water pretreatment system according to claim 1, wherein the filter is a 0.22 μm pp membrane filter.
3. The backwash-capable clean water pretreatment system as claimed in claim 1, wherein the electrically controlled valve comprises a solenoid valve.
4. The backwash-capable clean water pretreatment system as claimed in claim 1, wherein the electrically controlled valve comprises an electric ball valve.
5. The backwash-capable clean water pretreatment system as claimed in claim 1, wherein a drain pipe is connected to the outlet of the third multi-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120233148.5U CN214597666U (en) | 2021-01-27 | 2021-01-27 | Water purification pretreatment system with backwashing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120233148.5U CN214597666U (en) | 2021-01-27 | 2021-01-27 | Water purification pretreatment system with backwashing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214597666U true CN214597666U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120233148.5U Active CN214597666U (en) | 2021-01-27 | 2021-01-27 | Water purification pretreatment system with backwashing function |
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| Country | Link |
|---|---|
| CN (1) | CN214597666U (en) |
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2021
- 2021-01-27 CN CN202120233148.5U patent/CN214597666U/en active Active
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