CN218188949U - Filter element structure - Google Patents
Filter element structure Download PDFInfo
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- CN218188949U CN218188949U CN202222328168.8U CN202222328168U CN218188949U CN 218188949 U CN218188949 U CN 218188949U CN 202222328168 U CN202222328168 U CN 202222328168U CN 218188949 U CN218188949 U CN 218188949U
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Abstract
The utility model provides a filter element structure, which comprises a shell, wherein a central tube and a filter part arranged around the central tube are arranged in the shell, and a plurality of pure water holes communicated with the filter part are arranged on the central tube; one end of the central pipe is communicated with a pure water outlet of the shell, a separator is arranged at the other end of the central pipe to divide the central pipe into a first overflowing channel and a second overflowing channel which have opposite fluid flow directions, and the first overflowing channel and the second overflowing channel are respectively communicated with a pure water hole; the end part of the filtering part is provided with a water inlet side and a concentrated water side which are positioned at the same end side, a gap channel which is isolated from the water inlet side and the concentrated water side is formed between the filtering part and the shell, and the gap channel is communicated with the first overflowing channel and the second overflowing channel. The utility model discloses when satisfying great pure water cavity volume, solved the water source in the clearance passageway and not have mobile problem to reduce the first cup of water TDS value that the user accepted.
Description
Technical Field
The utility model relates to a water purification technology field particularly, relates to a filter core structure.
Background
Patent publication No. CN106139904A provides a reverse osmosis membrane module, filter core and water purifier, and this waterway system specifically is: raw water enters from one end of the filter element, the raw water is filtered from outside to inside, and filtered pure water flows out through the central tube. The pure water runner of this structure often has only one, and the pure water direct through the center tube input pure water output after will filtering, pure water runner route is shorter.
When the water purifier standby, the TDS value that stops in the water TDS value of former water side than the TDS value that stops in the water of pure water side is high, makes in the salt of the water of former water side permeates the water of pure water side easily, because pure water runner route is shorter, the volume in pure water chamber is less promptly, can make the water salt concentration of reverse osmosis membrane pure water side increase like this. Therefore, when the water purifier is in standby for a period of time, the TDS value of the first cup of water taken by a user is high, and the water quality cannot meet the filtering requirement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a filter core structure has solved the higher problem of first cup of water TDS value that the user connects to get.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a filter element structure comprises a shell, wherein a central pipe and a filter part arranged around the central pipe are arranged in the shell, and a plurality of pure water holes communicated with the filter part are formed in the central pipe; one end of the central pipe is communicated with a pure water outlet of the shell, a separator is arranged at the other end of the central pipe to divide the central pipe into a first overflowing channel and a second overflowing channel which have opposite fluid flow directions, and the first overflowing channel and the second overflowing channel are respectively communicated with a pure water hole; the end part of the filtering part is provided with a water inlet side and a concentrated water side which are positioned at the same end side, a gap channel which is isolated from the water inlet side and the concentrated water side is formed between the filtering part and the shell, and the gap channel is communicated with the first overflowing channel and the second overflowing channel.
The utility model discloses to form the reposition of redundant personnel guide through the filterable pure water of filter house, lengthened the flow path of pure water, and then increased the volume in pure water chamber, make the water salt concentration of filter house pure water side obtain effectively diluting. On the other hand, because the water source staying in the gap channel has a high TDS value when the water purifier is in standby, if the water source in the gap channel does not have fluidity when water is taken for use after standby, the TDS value of the water source in the gap channel is increased by a little every time the standby time is increased, so that the water and salt concentration on the pure water side of the filtering part is increased. The utility model discloses a filter house, second overflow passageway, clearance passageway, first overflow the passageway and communicate in proper order and form, when taking water application again after the standby, the water source will drive the water source that stops to have high TDS value in the clearance passageway and export by the pure water outlet, like this alright in order when satisfying great pure water cavity volume, solved the water source in the clearance passageway and not have mobile problem to reduce the first cup water TDS value that the user connects to get.
Further, a raw water inlet, a pure water outlet and a concentrated water outlet are formed in the shell, the raw water inlet is communicated with the water inlet side, and the pure water outlet is communicated with the first overflowing channel; the water flow flows from the raw water inlet to the water inlet side to form a raw water flow channel; the water flow flows from the concentrated water side to the concentrated water outlet to form a concentrated water flow channel.
Further, the side setting of intaking is close to the one end of raw water entry at the filter house, the side one end of intaking has cup jointed first connecting piece in order to form the separation of intaking between side, the dense water side and the clearance passageway, first connecting piece is provided with the first opening of a plurality of, the raw water runner is communicated in proper order and forms by raw water entry, first opening, the side of intaking.
Furthermore, the first connecting piece is provided with a plurality of second openings, the concentrated water side is communicated with the second openings, and the concentrated water flow channel is formed by sequentially communicating the concentrated water side, the second openings and the concentrated water outlet.
Furthermore, a second connecting piece is sleeved at one end, far away from the water inlet side, of the filtering part, the second connecting piece is in water-tight connection with the end part of the filtering part, and a gap channel is formed between the second connecting piece and the shell; the second connecting piece is provided with a through hole, and the end part of the central tube penetrates through the through hole to be connected with the shell.
Furthermore, two ends of the central tube extend out of the filtering part, one end of the central tube is communicated with the pure water outlet, and the other end of the central tube is connected with the shell; the separator extends to the inner wall of the shell from the inner wall of the central tube, so that the first overflowing channel and the second overflowing channel are isolated from each other.
Furthermore, a plurality of first water passing holes communicated with the second overflowing channel are formed in the end side, connected with the shell, of the central tube, and the first water passing holes are communicated with the gap channel.
Furthermore, a plurality of second water passing holes communicated with the first water passing channel are formed in the end side, connected with the shell, of the central pipe, and the second water passing holes are communicated with the gap channel.
Furthermore, in order to ensure the pure water outlet flow of the water purifier, the flow area of the first overflowing channel is larger than that of the second overflowing channel.
The utility model discloses the beneficial effect who realizes as follows:
1. the utility model discloses to form the reposition of redundant personnel guide through the filterable pure water of filter house, lengthened the flow path of pure water, and then increased the volume in pure water chamber, make the water salt concentration of filter house pure water side obtain effectively diluting. On the other hand, because the water source staying in the gap channel has a high TDS value when the water purifier is in standby, if the water source in the gap channel does not have fluidity when water is taken again after standby, the TDS value of the water source in the gap channel is increased by a little every time the standby time is increased, so that the water salt concentration on the pure water side of the filtering part is increased. The utility model discloses a filter house, second overflow passageway, clearance passageway, first overflow the passageway and communicate in proper order and form, when taking water application again after the standby, the water source will drive the water source that stops to have high TDS value in the clearance passageway and export by the pure water outlet, like this alright in order when satisfying great pure water cavity volume, solved the water source in the clearance passageway and not have mobile problem to reduce the first cup water TDS value that the user connects to get.
2. This design has reduced the discharge of raw water runner, and then has reduced the raw water volume that stops in the raw water runner when shutting down to reduce the raw water volume that permeates the pure water, further reduced the TDS value of first glass of water.
3. This design has reduced the discharge volume of dense water runner, and then has reduced the dense water yield that stops in the water runner when shutting down to reduce the dense water yield that permeates the pure water, further reduced the TDS value of first cup of water.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present invention;
description of the reference numerals:
the filter comprises a shell 1, a raw water inlet 11, a pure water outlet 12, a concentrated water outlet 13, a central pipe 2, a pure water hole 21, a first water passing hole 22, a second water passing hole 23, a separator 24, a first overflowing channel 25, a second overflowing channel 26, a filter part 3, a water inlet side 4, a concentrated water side 5, a gap channel 6, a first connecting piece 7, a first through opening 71, a second through opening 72, a second connecting piece 8, a through hole 81, a sealing piece 9 and an isolating layer 10.
Detailed Description
In order to make the technical solutions, objects and advantages of the present invention more clearly understood, the present invention is further explained below with reference to the accompanying drawings and embodiments.
A filter element structure comprises a shell 1, wherein a central tube 2 and a filter part 3 arranged around the central tube 2 are arranged in the shell 1, and a plurality of pure water holes 21 communicated with the filter part 3 are formed in the central tube 2; one end of the central tube 2 is communicated with the pure water outlet 12 of the shell 1, the other end of the central tube is provided with a separator 24 so as to divide the central tube 2 into a first overflowing channel 25 and a second overflowing channel 26, the flowing directions of the fluids are opposite, and the first overflowing channel 25 and the second overflowing channel 26 are respectively communicated with the pure water hole 21; the end part of the filtering part 3 is provided with a water inlet side 4 and a concentrated water side 5 which are positioned at the same end side, a clearance channel 6 which is isolated from the water inlet side 4 and the concentrated water side 5 is formed between the filtering part 3 and the shell 1, and the clearance channel 6 is communicated with a first overflowing channel 25 and a second overflowing channel 26. In order to ensure the pure water outlet flow of the water purifier, the flow area of the first overflowing channel 25 is larger than that of the second overflowing channel 26.
A raw water inlet 11, a pure water outlet 12 and a concentrated water outlet 13 are formed in the shell 1, the raw water inlet 11 is communicated with the water inlet side 4, and the pure water outlet 12 is communicated with the first overflowing channel 25; the water flow flows along the raw water inlet 11 to the water inlet side 4 to form a raw water flow channel; the water flows along the concentrate side 5 to the concentrate outlet 13, forming a concentrate flow channel. In this embodiment, be provided with the isolation layer 10 that the separation rivers passed through between intake side 4 and the dense water side 5, the design of isolation layer 10 can avoid crossing water between raw water and the waste water.
Intake 4 the side of setting and be close to the one end of raw water entry 11 at filter house 3, 4 one ends in the side of intaking have cup jointed first connecting piece 7 in order to form the separation between 4, dense water sides 5 and the clearance passageway 6 of intaking, first connecting piece 7 is provided with the first opening 71 of a plurality of, the raw water runner is by raw water entry 11, first opening 71, intake 4 side intercommunication in proper order and form. The first connecting piece 7 is provided with a plurality of second through holes 72, the concentrated water side 5 is communicated with the second through holes 72, and the concentrated water flow passage is formed by sequentially communicating the concentrated water side 5, the second through holes 72 and the concentrated water outlet 13. To further ensure the tightness of the water path, a sealing element 9 is arranged between the housing 1 and the first connecting element 7.
A second connecting piece 8 is sleeved at one end of the filtering part 3 far away from the water inlet side 4, the second connecting piece 8 is in water-tight connection with the end part of the filtering part 3, and the gap channel 6 is formed between the second connecting piece 8 and the shell 1; the second connecting piece 8 is provided with a through hole 81, and the end of the central tube 2 passes through the through hole 81 to be connected with the shell 1.
Two ends of the central tube 2 extend out of the filtering part 3, one end of the central tube 2 is communicated with the pure water outlet 12, and the other end of the central tube is connected with the shell 1; the separator 24 extends from the inner wall of the center tube 2 to the inner wall of the housing 1, and isolates the first flow channel 25 and the second flow channel 26 from each other. The end side of the central tube 2 connected with the shell 1 is provided with a plurality of first water through holes 22 communicated with the second overflowing channel 26, and the first water through holes 22 are communicated with the gap channel 6. The central tube 2 is provided with a plurality of second water passing holes 23 communicated with the first overflowing channel 25 on the end side connected with the shell 1, and the second water passing holes 23 are communicated with the gap channel 6.
The working principle of the utility model is as follows:
in this embodiment, the filtering part 3 is a reverse osmosis membrane filter element.
As shown by the arrow in fig. 1, raw water enters from the raw water inlet 11 and flows down to the water inlet side 4 under the guidance of the first port 71, thereby forming a water inlet flow passage;
part of the pure water filtered by the filter part 3 from the water source is input to the first overflowing channel 25 through the pure water hole 21 to flow, and then is output from the pure water outlet 12;
part of the pure water filtered by the filter part 3 from the water source is input into the second flow passage 26 through the pure water hole 21, flows into the gap passage 6 through the first flow hole 22, flows into the first flow passage 25 through the gap passage 6 through the second flow hole 23, and is output from the pure water outlet 12;
the resulting wastewater stream exits on concentrate side 5 and is directed through second opening 72 to exit concentrate outlet 13 to form a concentrate flow path.
The utility model discloses to form the reposition of redundant personnel guide through 3 filterable pure water of filter house, lengthened the flow path of pure water, and then increased the volume in pure water cavity, make the water salt of 3 pure water sides of filter house divide concentration to obtain effectively diluting. On the other hand, since the water source staying in the gap channel 6 has a high TDS value when the water purifier is in standby, if the water source in the gap channel 6 does not have fluidity when water is taken again after standby, the TDS value of the water source in the gap channel 6 increases a little every time the number of times of standby is increased, so that the concentration of the water salt on the pure water side of the filter part 3 increases. The utility model discloses a filter house 3, the second overflows passageway 26, clearance passageway 6, first overflow passageway 25 and communicate in proper order and form, when carrying out the water intaking application again after the standby, the water source will drive the water source that stops to have high TDS value in clearance passageway 6 and is exported by pure water outlet 12, like this alright in order when satisfying great pure water cavity volume, solved the water source in clearance passageway 6 and not have mobile problem to reduce the first cup of water TDS value that the user connects to get.
The above is only the preferred embodiment of the present invention, and to the technical personnel in the technical field, without departing from the present invention, the embodiment can still be modified, and the corresponding modification should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a filter core structure, includes the casing, be provided with the center tube in the casing and center on the filter house that the center tube set up, its characterized in that: the central pipe is provided with a plurality of pure water holes communicated with the filtering part; one end of the central pipe is communicated with a pure water outlet of the shell, a separator is arranged at the other end of the central pipe to divide the central pipe into a first overflowing channel and a second overflowing channel which have opposite fluid flow directions, and the first overflowing channel and the second overflowing channel are respectively communicated with a pure water hole; the end part of the filtering part is provided with a water inlet side and a concentrated water side which are positioned at the same end side, a gap channel which is isolated from the water inlet side and the concentrated water side is formed between the filtering part and the shell, and the gap channel is communicated with the first overflowing channel and the second overflowing channel.
2. The filter cartridge arrangement of claim 1, wherein the housing is provided with a raw water inlet, a pure water outlet and a concentrated water outlet, the raw water inlet being disposed in communication with the water inlet side, the pure water outlet being disposed in communication with the first flow passage; the water flow flows from the raw water inlet to the water inlet side to form a raw water flow channel; the water flow flows from the concentrated water side to the concentrated water outlet to form a concentrated water flow channel.
3. The filter cartridge arrangement according to claim 2, wherein the water inlet side is provided at an end of the filter house near the raw water inlet, and wherein a first connecting member is sleeved at the water inlet side to form a partition between the water inlet side, the concentrate side and the clearance passage, and wherein the first connecting member is provided with a plurality of first through openings, and wherein the raw water flow passage is formed by the raw water inlet, the first through openings and the water inlet side being sequentially communicated.
4. The filter cartridge arrangement of claim 3, wherein the first connector has a plurality of second ports, the concentrate side is in communication with the second ports, and the concentrate flow path is formed by the sequential communication of the concentrate side, the second ports, and the concentrate outlet.
5. The filter element structure as claimed in claim 1, wherein a second connecting piece is sleeved on one end of the filter part far away from the water inlet side, the second connecting piece is connected with the end part of the filter part in a water-tight manner, and the gap channel is formed between the second connecting piece and the shell; the second connecting piece is provided with a through hole, and the end part of the central tube penetrates through the through hole to be connected with the shell.
6. The filter cartridge arrangement of claim 1, wherein both ends of the center tube extend out of the filter portion, one end of the center tube communicating with the pure water outlet and the other end being connected to the housing; the separator extends to the inner wall of the shell from the inner wall of the central tube, so that the first overflowing channel and the second overflowing channel are isolated from each other.
7. Filter element arrangement according to claim 6, characterised in that the end side of the central tube connected to the housing is provided with a number of first water passage openings which communicate with the second flow passage and which communicate with the clearance passage.
8. Filter element arrangement according to claim 6, characterised in that the end side of the central tube which is connected to the housing is provided with second water passage openings which communicate with the first flow passage and with the clearance passage.
9. The filter cartridge arrangement of claim 1, wherein the flow area of the first flow passage is greater than the flow area of the second flow passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222328168.8U CN218188949U (en) | 2022-08-31 | 2022-08-31 | Filter element structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222328168.8U CN218188949U (en) | 2022-08-31 | 2022-08-31 | Filter element structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218188949U true CN218188949U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222328168.8U Active CN218188949U (en) | 2022-08-31 | 2022-08-31 | Filter element structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218188949U (en) |
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2022
- 2022-08-31 CN CN202222328168.8U patent/CN218188949U/en active Active
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