CN107441815B - Integrated waterway plate - Google Patents
Integrated waterway plate Download PDFInfo
- Publication number
- CN107441815B CN107441815B CN201710771890.XA CN201710771890A CN107441815B CN 107441815 B CN107441815 B CN 107441815B CN 201710771890 A CN201710771890 A CN 201710771890A CN 107441815 B CN107441815 B CN 107441815B
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- Prior art keywords
- hole
- conversion
- filter element
- connecting seat
- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 110
- 238000006243 chemical reaction Methods 0.000 claims abstract description 109
- 238000011010 flushing procedure Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 16
- 230000008859 change Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 description 10
- 230000003749 cleanliness Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/12—Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
- Sliding Valves (AREA)
Abstract
The invention relates to an integrated waterway plate, which comprises: the water inlet, the water outlet and the flushing port penetrate through a waterway in the waterway plate. The upper cover plate is provided with at least two groups of water channel through hole units communicated with the water channel; the top of the upper cover plate is provided with filter element connecting seats, the number of which is consistent with that of the water channel through hole units, and the filter element connecting seats can be assembled; the filter element connecting seat is internally provided with a rotatable conversion connecting seat. The integrated waterway board can be used for replacing the filter element at will without closing a water inlet valve, so that a user can not influence the water consumption requirement when replacing the filter element, and can also set the corresponding position and waterway according to the service performances of different filter elements, thereby greatly facilitating the use of the user.
Description
Technical Field
The invention relates to the technical field of water purifying equipment, in particular to an integrated waterway board.
Background
The water purifying device generally comprises a waterway plate, a filter element, a control device and corresponding pipelines. The filter core seat is provided with a filter core to provide the function of waterway circulation. The waterway plate provides a chamber for liquid exchange during operation of the cartridge. Generally, the water purifying device is configured as multi-stage filtration, and is completed by a plurality of filter elements, and different filter elements realize different filtration functions. Because the filter element needs to be replaced regularly and the replacement period of each filter element is different, when a certain filter element is replaced in the prior art, the water inlet valve on the water purifying equipment needs to be closed, but the water inlet valve is closed, so that other filter elements cannot work, and a user cannot use water.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides the integrated waterway board which has a simple structure, can replace the filter element without closing a water inlet valve, and can optionally select the filter elements with different levels for combination to complete the filtering function.
The technical scheme adopted by the invention is as follows: an integrated waterway board comprises an upper cover board and a lower cover board which are connected in a sealing way, wherein the upper cover board and the lower cover board are respectively provided with a plurality of sections of waterways; one side of the lower cover plate is provided with a water inlet, the other side of the lower cover plate is provided with a water outlet and a flushing port, and the water inlet, the water outlet and the flushing port penetrate through a waterway in the waterway plate.
The upper cover plate is provided with at least two groups of water channel through hole units communicated with the water channel; the top of the upper cover plate is provided with filter element connecting seats, the number of which is consistent with that of the water channel through hole units, and filter elements can be assembled, and the filter element connecting seats are fixedly arranged on the upper cover plate; the filter element connecting seat is internally provided with a rotatable conversion connecting seat, and the conversion connecting seat is provided with a first conversion through hole, a second conversion through hole, a third conversion through hole and a fourth conversion through hole which can change the water flow path; the filter element connecting seat is provided with a filter element connecting plate, the filter element connecting plate is in sealing connection with the conversion connecting seat to form a relatively static whole, and the filter element connecting plate is provided with a filter element water inlet and a filter element water outlet; the filter element water inlet is communicated with the second conversion through hole, and the filter element water outlet is communicated with the first conversion through hole; the water channel through hole unit is communicated with the first conversion through hole and the second conversion through hole or the third conversion through hole and the fourth conversion through hole on the conversion connecting seat.
The bottom of the upper cover plate is provided with an upper water flow channel, the lower cover plate is provided with a lower water flow channel, and the upper cover plate and the lower cover plate are assembled in a sealing way to enable the upper water flow channel and the lower water flow channel to be correspondingly matched in a sealing way to form a water channel with a corresponding function.
The inner side of the top of the filter element connecting seat is provided with two limiting sheets, the limiting sheets are uniformly distributed on the filter element connecting seat, the circumference of each limiting sheet is one fourth of that of the filter element connecting seat, and the limiting sheets can limit the rotation angle of the filter element arranged on the filter element connecting seat to be not more than 90 degrees.
The edge of the conversion connecting seat is provided with a stepped protruding portion, the lower end of the inner wall surface of the filter element connecting seat is provided with a concave portion matched with the protruding portion, and the protruding portion is correspondingly assembled with the concave portion so that the conversion connecting seat can rotate in the filter element connecting seat.
The conversion connecting seat is provided with a plurality of baffles, and the baffles and the base of the conversion connecting seat form accommodating grooves for water to pass through.
The number of the water channel through hole units is the same as that of the filter element connecting seats, and the water channel through hole units comprise a first water channel through hole, a second water channel through hole and a third water channel through hole.
When the filter element is in a working state, the first water channel through hole is communicated with the first conversion through hole on the conversion connecting seat and the filter element water outlet, and the third water channel through hole is communicated with the second conversion through hole on the conversion connecting seat and the filter element water inlet; when the conversion connecting seat rotates 90 degrees anticlockwise, the second water channel through hole is communicated with a third conversion through hole on the conversion connecting seat, and the third water channel through hole is communicated with a fourth conversion through hole on the conversion connecting seat.
And sealing rings are arranged at the connection positions of the first water channel through hole, the second water channel through hole and the third water channel through hole and the conversion connecting seat.
Compared with the prior art, the invention has the following advantages: the filter element connecting seat is internally provided with the conversion connecting seat and the filter element connecting plate which can integrally rotate under the drive of the filter element. When the filter core is in a working state, the water channel through hole unit on the upper cover plate is communicated with the first conversion through hole and the second conversion through hole on the conversion connecting seat, so that water flow can be filtered through the filter core. When the conversion connecting seat rotates 90 degrees anticlockwise, the water channel through hole unit on the water channel plate can only be communicated with the third conversion through hole and the fourth conversion through hole on the conversion connecting seat, water flow can not enter the filter element and can only flow to the next-stage filter element, so that the filter element can be replaced at will without closing the water inlet valve, the water demand of a user is not influenced when the filter element is replaced, and the use of the user is greatly facilitated.
In addition, the user can optionally select the combined filter elements with different levels to complete the filtering function, so that the user can independently select the combined filter elements with different levels to complete the filtering according to the cleanliness of different water sources; the corresponding position and the water path can be set according to the service performance of different filter elements.
Drawings
Fig. 1 is a schematic structural view of embodiment 1 of the present invention.
Fig. 2 is an exploded view of the structure of embodiment 1 of the present invention.
Fig. 3 is a left side view of embodiment 1 of the present invention.
Fig. 4 is a right side view of embodiment 1 of the present invention.
Fig. 5 is a schematic view of the bottom structure of the upper cover plate of the present invention.
Fig. 6 is a schematic structural view of the conversion connecting seat of the present invention.
FIG. 7 is a schematic diagram of the flow direction relationship of water flow in the conversion connection seat, the filter element connection plate and the upper and lower cover plates when the three-stage filter element in embodiment 1 works.
Fig. 8 is a cross-sectional view of the connection relationship between the conversion connection base and the filter element connection plate and the upper and lower cover plates when the three-stage filter element of embodiment 1 is operated.
Fig. 9 is a schematic diagram of the flow direction relationship of water flow in the conversion connecting seat, the filter element connecting plate and the upper and lower cover plates when only the first stage filter element in embodiment 1 works.
Fig. 10 is a cross-sectional view showing the connection relationship between the adapter and the cartridge connecting plate and the upper and lower cover plates when only the first stage cartridge of embodiment 1 is in operation.
Fig. 11 is a schematic view of the second stage cartridge of embodiment 1 when not in operation.
Fig. 12 is a schematic structural view of embodiment 2 of the present invention.
FIG. 13 is a schematic view of the bottom structure of the cartridge connector of the present invention.
The reference numerals in the figures are:
1-an upper cover plate, 11-an upper water flow channel, 12-a water channel through hole unit, 121-a first water channel through hole, 122-a second water channel through hole, 123-a third water channel through hole and 13-a sealing ring;
2-a lower cover plate, 21-a lower water flow channel, 22-a water inlet, 23-a water outlet and 24-a flushing port;
3-filter element connecting seats, 301-first filter element connecting seats, 302-second filter element connecting seats, 303-third filter element connecting seats, 3031-flushing water outlet, 31-limiting sheets and 32-concave parts;
4-conversion connecting seats, 41-first conversion through holes, 42-second conversion through holes, 43-third conversion through holes, 44-fourth conversion through holes, 45-protruding parts, 46-enclosing baffles and 47-containing grooves;
5-filter element connecting plates, 51-filter element water inlets and 52-filter element water outlets.
The specific embodiment is as follows:
in order to enhance the understanding of the invention, the present invention will be further described in detail with reference to the embodiments and drawings. The invention can be implemented by the following modes:
example 1
Referring to fig. 1-6, an integrated waterway board comprises an upper cover board 1 and a lower cover board 2 which are in sealing connection, wherein the upper cover board 1 and the lower cover board 2 are respectively provided with a plurality of sections of waterways; a water inlet 22 is arranged on one side of the lower cover plate 2, a water outlet 23 and a flushing port 24 are arranged on the other side of the lower cover plate 2, and the water inlet 22, the water outlet 23 and the flushing port 24 penetrate through a waterway in the waterway plate. The water inlet 22, the water outlet 23 and the flushing port 24 are distributed at the two sides of the waterway plate, and the water resistance is small.
The bottom of the upper cover plate 1 is provided with an upper water flow channel 11, the lower cover plate 2 is provided with a lower water flow channel 21, and the upper cover plate 1 and the lower cover plate 2 are assembled in a sealing way to enable the upper water flow channel 11 and the lower water flow channel 21 to be matched in a sealing way to form a water channel with a corresponding function. The integrated waterway board is provided with the upper water flow channel 11 and the lower water flow channel 21 respectively through the upper cover plate 1 and the lower cover plate 2, so that the space of the upper cover plate 1 and the lower cover plate 2 can be effectively utilized, the volume of the integrated waterway board can be reduced, and the arrangement of an effective space internal waterway can be realized.
The upper cover plate 1 is provided with at least two sets of waterway through hole units 12 communicated with the waterway. The top of the upper cover plate 1 is provided with filter element connecting seats 3 which are consistent with the water channel through hole units 12 in number and can be used for assembling filter elements, and the filter element connecting seats 3 are used for assembling filter elements.
Referring to fig. 1, the waterway board of this embodiment is provided with three filter element connecting seats, which are a first filter element connecting seat 301, a second filter element connecting seat 302, and a third filter element connecting seat 303, respectively.
It should be noted that, the correspondingly assembled filter element and the filter element connecting seat 3 all have channels of waterway communication, which is common knowledge in the art, and will not be described herein.
The filter element connecting seat 3 is fixedly arranged on the upper cover plate 1 through screws; the inside of the filter element connecting seat 3 is provided with a rotatable conversion connecting seat 4, and the conversion connecting seat 4 is provided with a first conversion through hole 41, a second conversion through hole 42, a third conversion through hole 43 and a fourth conversion through hole 44 (shown in fig. 6) which can change the water flow path.
The filter element connecting plate 5 is arranged on the conversion connecting seat 4, the filter element connecting plate 5 and the conversion connecting seat 4 are in sealing connection to form a relatively static whole, the filter element is arranged on the filter element connecting seat 3, and the filter element connecting plate 5 and the conversion connecting seat 4 can be driven to rotate together when the filter element is rotated. The assembly structure of the filter element connecting plate 5 and the conversion connecting seat 4 with the filter element connecting seat is shown in fig. 11. A filter element water inlet 51 and a filter element water outlet 52 are arranged on the filter element connecting plate 5; the filter element water inlet 51 and the filter element water outlet 52 are respectively connected with the water inlet and the water outlet of the filter element. The filter element water inlet 51 is communicated with the second conversion through hole 42, and the filter element water outlet 52 is communicated with the first conversion through hole 41.
Referring to fig. 7 and 8, when the filter cartridge is in an operating state, the water passage through-hole unit 12 communicates with the first and second conversion through-holes 41 and 42 of the conversion connection base 4 so that water flow can be filtered through the stage of the filter cartridge, and the flow direction of the water flow is shown by arrows of fig. 7 and 8. Referring to fig. 9 and 10, when the conversion coupling seat 4 and the cartridge coupling plate 5 are rotated 90 ° counterclockwise, the rotation direction is shown as the P direction of fig. 9. The waterway through hole unit 12 can communicate only with the third and fourth conversion through holes 43 and 44 on the conversion connecting seat 4. Because the filter element water inlet 51 is communicated with the second conversion through hole 42, the filter element water outlet 52 is communicated with the first conversion through hole 41, so that water cannot enter the filter element, and only flows to the next-stage filter element. Figures 9 and 10 show the first stage filter element in operation and the second and third stage filter elements in non-operation, with the direction of flow of water indicated by the arrows.
The design of the conversion connecting seat 4 and the filter element connecting plate 5 can enable a user to replace the filter element at will without closing the water inlet valve, so that the user does not influence the water demand when replacing the filter element, and the use of the user is greatly facilitated. In addition, the user can optionally select the combined filter element with different levels to complete the filtering function, so that the user can select the filter element with different water sources according to the cleanliness, the filter elements with different levels of combinations are selected independently to finish filtering, and corresponding positions, waterway settings and the like can be performed according to the service performances of different filter elements. Referring to fig. 11, the filter elements of the first stage and the third stage are selected to perform the filtering function, and the water flow direction is shown by an arrow in the figure.
The inside top of filter core connecting seat 3 is provided with two spacing pieces 31, spacing piece 31 evenly distributed on filter core connecting seat 3, the circumference of spacing piece 31 is the quarter of filter core connecting seat 3 circumference, spacing piece 31 can inject the rotatory angle of filter core of installing on filter core connecting seat 3 and be no more than 90.
The edge of the conversion connecting seat 4 is provided with a step-type protruding portion 45, the lower end of the inner wall surface of the filter element connecting seat 3 is provided with a concave portion 32 (as shown in fig. 13) matched with the protruding portion 45, and the protruding portion 45 is correspondingly assembled with the concave portion 32 so that the conversion connecting seat 4 and the filter element connecting plate 5 can rotate in the filter element connecting seat 3.
The conversion connecting seat 4 is provided with a plurality of surrounding blocks 46, and the surrounding blocks 46 and the base of the conversion connecting seat 4 form a containing groove 47 for water to pass through.
The number of the water channel through hole units 12 is the same as that of the filter element connecting seats 3, and the water channel through hole units 12 comprise a first water channel through hole 121, a second water channel through hole 122 and a third water channel through hole 123. When the filter element is in a working state, the first water channel through hole 121 is communicated with the first conversion through hole 41 and the filter element water outlet 52 on the conversion connecting seat 4, the third water channel through hole 123 is communicated with the second conversion through hole 42 and the filter element water inlet 51 on the conversion connecting seat 4, and water flow can pass through the filter element; when the conversion connecting seat 4 rotates 90 degrees anticlockwise, the second water channel through hole 122 is communicated with the third conversion through hole 43 on the conversion connecting seat 4, the third water channel through hole 123 is communicated with the fourth conversion through hole 44 on the conversion connecting seat 4, water flow cannot enter the filter element and only can flow to the next-stage filter element, and therefore new waterway arrangement is achieved.
The connection positions of the first water passage through hole 121, the second water passage through hole 122 and the third water passage through hole 123 with the conversion connecting seat 4 are provided with sealing rings 13. The sealing ring 13 can prevent water leakage in the water channel through hole.
As shown in fig. 1-2, the third cartridge connector 303 is identical in structure to the other cartridge connectors, except that: the conversion connecting seat 4 and the filter element connecting plate 5 inside the third filter element connecting seat 303 are respectively provided with a mutually communicated flushing water outlet 3031, and the flushing water outlet 3031 is communicated with the flushing port 24 on the side surface of the lower cover plate 2. The water path plate is designed to be flushed, so that impurities filtered out from the water purifying equipment can be discharged, and the service life of the filter element can be prolonged.
The using method comprises the following steps: when the filter element is replaced, the filter element can be rotated 90 degrees anticlockwise, the filter element drives the conversion connecting seat 4 and the filter element connecting plate 5 to integrally rotate, so that water cannot enter the filter element and only can flow to the next-stage filter element, therefore, a water inlet valve is not required to be closed, the filter element can be replaced at will, the requirement of water is not influenced when the filter element is replaced by a user, in addition, the user can select different-stage combined filter elements at will to complete the filtering function, and the user can independently select the filter elements with different-stage combinations to complete the filtering according to the cleanliness of different water sources; the corresponding position and the water path can be set according to the service performance of different filter elements.
Example 2
Referring to fig. 12, an integrated waterway board is otherwise identical to embodiment 1 except that: 4 filter element connecting seats 3 are arranged on the upper cover plate 1.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (6)
1. The integrated waterway board is characterized by comprising an upper cover plate (1) and a lower cover plate (2) which are connected in a sealing way, wherein the upper cover plate (1) and the lower cover plate (2) are provided with a plurality of sections of waterways; a water inlet (22) is formed in one side of the lower cover plate (2), a water outlet (23) and a flushing port (24) are formed in the other side of the lower cover plate, and the water inlet (22), the water outlet (23) and the flushing port (24) penetrate through a waterway in the waterway plate; the upper cover plate (1) is provided with at least two groups of water channel through hole units (12) communicated with the water channels; the top of the upper cover plate (1) is provided with filter element connecting seats (3) which are consistent with the water channel through hole units (12) in number and can be used for assembling filter elements, and the filter element connecting seats (3) are fixedly arranged on the upper cover plate (1); the filter element connecting seat (3) is internally provided with a rotatable conversion connecting seat (4), and the conversion connecting seat (4) is provided with a first conversion through hole (41), a second conversion through hole (42), a third conversion through hole (43) and a fourth conversion through hole (44) which can change the water flow path; the filter element water inlet (51) and the filter element water outlet (52) are arranged on the filter element connecting seat (5); the filter element water inlet (51) is communicated with the second conversion through hole (42), and the filter element water outlet (52) is communicated with the first conversion through hole (41); the water channel through hole unit (12) is communicated with a first conversion through hole (41) and a second conversion through hole (42) or a third conversion through hole (43) and a fourth conversion through hole (44) on the conversion connecting seat (4); the number of groups of the water channel through hole units (12) is the same as that of the filter element connecting seats (3), and the water channel through hole units (12) comprise a first water channel through hole (121), a second water channel through hole (122) and a third water channel through hole (123);
when the filter element is in a working state, the first water channel through hole (121) is communicated with the first conversion through hole (41) on the conversion connecting seat (4) and the filter element water outlet (52), and the third water channel through hole (123) is communicated with the second conversion through hole (42) on the conversion connecting seat (4) and the filter element water inlet (51); when the conversion connecting seat (4) rotates 90 degrees anticlockwise, the second water channel through hole (122) is communicated with a third conversion through hole (43) on the conversion connecting seat (4), and the third water channel through hole (123) is communicated with a fourth conversion through hole (44) on the conversion connecting seat (4).
2. An integrated waterway board according to claim 1, characterized in that the bottom of the upper cover board (1) is provided with an upper water flow channel (11), the lower cover board (2) is provided with a lower water flow channel (21), and the upper cover board (1) and the lower cover board (2) are assembled in a sealing way, so that the upper water flow channel (11) and the lower water flow channel (21) are correspondingly matched in a sealing way to form a water channel with a corresponding function.
3. An integrated waterway board according to claim 1, characterized in that two limiting pieces (31) are arranged on the inner side of the top of the filter element connecting seat (3), the limiting pieces (31) are uniformly distributed on the filter element connecting seat, and the limiting pieces (31) can limit the rotation angle of the filter element arranged on the filter element connecting seat (3) to be no more than 90 °.
4. An integrated waterway board according to claim 1, characterized in that the edge of the conversion connecting seat (4) is provided with a stepped protruding portion (45), the lower end of the inner wall surface of the filter element connecting seat (3) is provided with a concave portion (32) matched with the protruding portion (45), and the protruding portion (45) is correspondingly assembled with the concave portion (32) so that the conversion connecting seat (4) can rotate in the filter element connecting seat (3).
5. An integrated waterway board according to claim 1 or 4, characterized in that the conversion connecting seat (4) is provided with a plurality of enclosing baffles (46), and the enclosing baffles (46) and the base of the conversion connecting seat (4) form a containing groove (47) for water to pass through.
6. An integrated waterway board according to claim 5, characterized in that the connection positions of the first waterway through hole (121), the second waterway through hole (122) and the third waterway through hole (123) and the conversion connecting seat (4) are provided with sealing rings (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710771890.XA CN107441815B (en) | 2017-08-31 | 2017-08-31 | Integrated waterway plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710771890.XA CN107441815B (en) | 2017-08-31 | 2017-08-31 | Integrated waterway plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107441815A CN107441815A (en) | 2017-12-08 |
| CN107441815B true CN107441815B (en) | 2023-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710771890.XA Active CN107441815B (en) | 2017-08-31 | 2017-08-31 | Integrated waterway plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107879398A (en) * | 2017-12-11 | 2018-04-06 | 净士康（苏州）环境科技有限公司 | A kind of water purification machine integrating water route |
| CN108249606A (en) * | 2018-03-02 | 2018-07-06 | 中山市柠檬环境科技有限公司 | Laser projection shows twin-lock water not pressure-bearing water purifier |
| CN110433560A (en) * | 2018-05-03 | 2019-11-12 | 广州佳贝尔环保有限公司 | A kind of integrated plate of water route |
| CN111196641B (en) * | 2020-01-22 | 2022-08-16 | 佛山市顺德区阿波罗环保器材有限公司 | Water purification system |
| CN112390329B (en) * | 2020-06-16 | 2024-04-19 | 浙江中广电器集团股份有限公司 | Integrated water purifier |
| CN112842209B (en) * | 2021-02-03 | 2022-06-07 | 佛山市顺德区美的洗涤电器制造有限公司 | Water softener and dish washing machine |
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| DE3043873A1 (en) * | 1980-11-21 | 1982-07-01 | August Beul, Armaturenfabrik und Metallgießerei, 5952 Attendorn | Connector housing for supply conduit filters - has multiple elements mounted in pairs on filter inlets and outlets |
| CN201735250U (en) * | 2010-05-28 | 2011-02-09 | 厦门建霖工业有限公司 | Water path adjusting structure of filter |
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| CN107441815A (en) | 2017-12-08 |
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