CN219117228U - Pressureless gravity filter element and water purifier - Google Patents
Pressureless gravity filter element and water purifier Download PDFInfo
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- CN219117228U CN219117228U CN202223558062.3U CN202223558062U CN219117228U CN 219117228 U CN219117228 U CN 219117228U CN 202223558062 U CN202223558062 U CN 202223558062U CN 219117228 U CN219117228 U CN 219117228U
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Abstract
The utility model discloses a pressureless gravity filter core and a water purifier, which aims to solve the technical problems that the prior art lacks a filter core which has the advantages of having a good purifying effect on water quality and being convenient for replacing an internal filtering structure, and the utility model adopts the following technical scheme: the mounting plate is provided with a mounting hole; a first water outlet is arranged below the first filter cylinder and is connected with the mounting hole; the second filter cylinder is arranged right below the first filter cylinder and corresponds to the mounting hole; the third filter cylinder is arranged right below the second filter cylinder, a connecting cylinder is connected below the mounting hole in a threaded manner, and the third filter cylinder is connected with the lower end of the connecting cylinder. The second filter cartridge is clamped on the upper end wall of the third filter cartridge. Through the filtration of first section of thick bamboo, second section of thick bamboo and third section of thick bamboo, promote the purification effect to water by a wide margin, first section of thick bamboo, second section of thick bamboo and connecting tube pass through the mode of screw thread connection simultaneously for conveniently dismantle and change inner structure.
Description
Technical Field
The utility model relates to the technical field of filter elements, in particular to a pressureless gravity filter element.
Background
At present, along with the increasing awareness of healthy drinking water, water purifiers are becoming more popular, filter elements in the water purifiers are important tools for filtering water, and the quality of the filter elements directly influences the quality of the filtered water. The filter element in the prior art can be generally divided into two types, one type of filter element has a good purifying effect, but the structure is complex, so that the filter structure inside the filter element is very inconvenient to dismantle or replace, and the other type of filter element has the advantages of simple structure and convenient disassembly and assembly, but the purifying effect is poor.
Chinese patent publication No. CN217418372U, publication day 2022, 9 and 13, entitled water purifier filter cartridge, the application discloses a water purifier filter cartridge. In the above application, although the structure is simple, the filtration of water is realized by arranging the active carbon filter cartridge, so that the water purifying effect is poor.
Chinese patent publication No. CN217015609U, publication No. 2022, 7 and 22, the utility model is named as a filter element and a water purifying device, and the application discloses a filter element and a water purifying device, wherein the filter element and the water purifying device realize good water purifying effect by arranging a reverse osmosis membrane, but have complex structures, so that the filter element is inconvenient to replace.
Disclosure of Invention
The utility model overcomes the defects that the prior art lacks a filter element which can achieve good purification effect on water quality and is convenient to replace an internal filtering structure, and provides the pressureless gravity filter element which has better purification effect on water and simple structure and can replace the filtering structure very conveniently by arranging three layers of filtering knots.
In order to solve the technical problems, the utility model adopts the following technical scheme: a pressureless gravity filter cartridge, comprising:
the mounting plate is provided with a mounting hole;
the first filter cylinder is provided with a first water outlet below, and the first water outlet is connected with the mounting hole;
the second filter cylinder is arranged right below the first filter cylinder and corresponds to the mounting hole;
the third filter cylinder is arranged right below the second filter cylinder, the connecting cylinder is connected to the lower part of the mounting hole in a threaded manner, and the third filter cylinder is connected with the lower end of the connecting cylinder.
The second filter cylinder is clamped on the inner side wall of the upper end of the third filter cylinder.
The pressureless gravity filter core provided by the utility model has the advantages that the water purification effect is greatly improved through the filtration of the first filter cylinder, the second filter cylinder and the third filter cylinder; the water achieves the sequential purification effect by the gravity of the water without external pressure pumps and other devices; meanwhile, the first filter cylinder is connected with the mounting plate in a detachable mode, the connecting cylinder is in threaded connection with the mounting plate, and the second filter cylinder is mounted on the third filter cylinder in a clamping mode, so that the first filter cylinder, the second filter cylinder and the connecting cylinder can be conveniently removed, and the inside filter structure can be conveniently cleaned or replaced.
Preferably, the first water outlet passes through the mounting hole and is in threaded connection with the mounting ring.
The first filter cartridge can be firmly installed on the mounting plate through the cooperation of the mounting ring and the first water outlet.
Preferably, a mounting convex ring is arranged in the circumferential direction below the mounting hole, an external thread is arranged on the outer side wall of the mounting convex ring, an internal thread is arranged on the inner side wall of the upper end of the connecting cylinder, and the connecting cylinder is in threaded connection with the mounting convex ring.
The external thread of the installation convex ring is matched with the internal thread of the connecting cylinder, so that the connection and the disassembly between the installation cylinder and the installation convex ring are very convenient.
Preferably, an abutting groove is formed in the circumferential direction of the upper end of the third filter cartridge, the abutting groove comprises an abutting ring, an abutting inner edge and an abutting outer edge, and the lower part of the connecting cylinder is welded and connected with the abutting outer edge.
The connecting cylinder is connected with the abutting groove in a welding mode, so that the connection between the connecting cylinder and the third filter cylinder is very firm.
Preferably, an abutting groove is formed in the circumferential direction of the upper end of the third filter cartridge, the abutting groove comprises an abutting ring, an abutting inner edge and an abutting outer edge, and the outer side wall of the lower end of the connecting cartridge is in threaded connection with the abutting outer edge.
Through threaded connection's mode for can dismantle between third filter cartridge and the connecting cylinder, make the change filtration in the third filter cartridge more convenient.
Preferably, the bottom of the abutting groove is provided with a sealing rubber ring, the circumferential direction of the sealing rubber ring is provided with a groove ring, and the bottom of the connecting cylinder is in abutting fit with the groove ring.
The sealing rubber ring is arranged below the abutting groove, so that the lower end of the connecting cylinder is tightly abutted against the sealing rubber ring through threaded connection between the connecting cylinder and the abutting outer edge, and a good sealing effect is achieved.
Preferably, the diameter of the opening at the upper end of the third filter cylinder is gradually increased outwards to form a guide opening, and a clamping ring groove is formed in the circumferential direction of the bottom of the inner side wall of the guide opening; the second filter cylinder comprises an abutting plate and an abutting cylinder, the abutting plate is abutted in the clamping ring groove, the abutting cylinder is abutted on the abutting plate, and a plurality of sealing rings are arranged between the outer side wall of the abutting cylinder and the inner side wall of the guide opening.
The second filter cylinder is arranged to be abutted with the plate and the cylinder, so that the second filter cylinder can be installed more conveniently.
Preferably, a plurality of abutting rib plates are arranged in the circumferential direction of the inner side wall of the connecting cylinder, and inclined surfaces are arranged below the abutting rib plates; the upper end of the second filter cylinder is abutted with the inclined surface, and the lower part of the second filter cylinder is abutted with the abutting plate.
The abutting rib plate plays an abutting role on the second filter cylinder, so that the second filter cylinder abuts between the abutting rib plate and the abutting plate, and the abutting rib plate is increased and stabilized.
Preferably, a filter carbon rod is arranged in the first filter cylinder, blocking particles are arranged in the second filter cylinder, and silver-loaded activated carbon is arranged in the third filter cylinder.
The filter carbon rod prevents large particles in water, plays a role in pre-filtration, prevents the particles from carrying out secondary filtration, filters fine impurities in water, and the silver-loaded activated carbon can play a role in sterilizing water to further purify water quality.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The filter has the characteristics of convenient disassembly and assembly, so that the filter structure inside can be conveniently cleaned or replaced;
(2) The three-layer filtering structure can play a better role in filtering and purifying water.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is an enlarged partial view of area A of FIG. 2;
FIG. 4 is an enlarged partial view of region B of FIG. 2;
FIG. 5 is an exploded view of the present utility model;
fig. 6 is a sectional view of the water purifier of the present utility model;
in the figure: 1. the first filter cartridge, 11, the first water outlet, 12 and the mounting ring;
2. a second filter cylinder 21, an abutting plate 22, an abutting cylinder 221, a mounting ring groove 222, a water leakage hole 23 and a sealing ring,
3. the third filter cartridge 31, the abutting groove 311, the abutting ring 312, the abutting inner edge 313, the abutting outer edge 32, the sealing rubber ring 33, the guiding opening 331, the clamping ring groove,
4. the mounting plate 41, the mounting hole 42, the mounting convex ring 421, the upper abutting table 43, the sealing rubber ring 44 and the abutting sealing ring;
5. a connecting tube 51, a connecting port 511, a lower abutment table 52, an abutment rib 521 and an inclined surface;
6. a filter carbon rod;
7. blocking particles;
8. silver-loaded activated carbon;
9. the water storage tank 91, the upper water storage tank 92, the lower water storage tank 921 and the water tap.
Detailed Description
The technical scheme of the utility model is further specifically described by the following specific embodiments with reference to the accompanying drawings:
example 1: referring to fig. 1 to 5, a pressureless gravity filter cartridge mainly includes a mounting plate 4, a first filter cartridge 1, a second filter cartridge 2, a third filter cartridge 3, and a connecting cylinder 5; a filter carbon rod 6 is arranged in the first filter cylinder 1, blocking particles 7 are arranged in the second filter cylinder 2, and silver-loaded activated carbon 8 is arranged in the third filter cylinder 3;
the mounting plate 4 is provided with a mounting hole 41 in a penetrating manner;
the outer wall of the first filter cartridge 1 is provided with a permeable hole capable of penetrating water, a first water outlet 11 protruding outwards is arranged below the first filter cartridge 1, and the first water outlet 11 is connected with the mounting hole 41; the first water outlet 11 passes through the mounting hole 41 and is in threaded connection with the mounting ring 12, and a sealing rubber ring 43 for preventing water leakage is arranged between the mounting ring 12 and the mounting plate 4.
The second filter cartridge 2 is arranged in a penetrating manner up and down, the second filter cartridge 2 is arranged right below the first filter cartridge 1, and the second filter cartridge 2 corresponds to the mounting hole 41;
the third filter cartridge 3 is arranged right below the second filter cartridge 2, the connecting cylinder 5 is connected below the mounting hole 41 in a threaded manner, and the third filter cartridge 3 is connected with the lower end of the connecting cylinder 5. Specifically, the circumferencial direction of mounting hole 41 below is provided with installation bulge loop 42, and the lateral wall of installation bulge loop 42 is provided with the external screw thread, is provided with butt platform 421 on the installation bulge loop 42, and the upper end of connecting cylinder 5 is provided with connector 51, is provided with in the connector with last butt platform 421 complex lower butt platform 511, is provided with butt sealing washer 44 between lower butt platform 511 and the last butt platform 421, and the inside wall of connector 51 is provided with the internal screw thread, and the internal screw thread cooperatees with the external screw thread makes connecting cylinder 5 and installation bulge loop 42 threaded connection.
The third filter cartridge 3 is provided with an abutment groove 31 in the circumferential direction at the upper end thereof, and the abutment groove 31 includes an abutment ring 311, an abutment inner edge 312, and an abutment outer edge 313, and the lower end of the connection tube 5 is welded to the abutment outer edge 313.
The second filter cylinder 2 is clamped on the inner side wall of the upper end of the third filter cylinder 3. Specifically, the diameter of the upper end opening of the third filter cartridge 3 gradually increases outwards to form a guide opening 33, and a clamping ring groove 331 is arranged in the circumferential direction of the bottom of the inner side wall of the guide opening 33; the second filter cartridge 2 comprises an abutting plate 21 and an abutting cylinder 22, the abutting plate 21 abuts in the clamping ring groove 331, the abutting cylinder 22 abuts on the abutting plate 21, a plurality of sealing rings 23 are arranged between the outer side wall of the abutting cylinder 22 and the inner side wall of the guide opening 33, a mounting ring groove 221 for mounting the sealing rings 23 is arranged on the circumferential direction of the outer side wall of the abutting cylinder 22, and the sealing rings 23 are used for preventing water from flowing into the third filter cartridge 3 at the bottom from the space between the abutting cylinder 22 and the connecting cylinder 5; in addition, a side wall of the bottom of the abutting cylinder 22 is provided with a water leakage hole 222, and the water leakage hole 222 is used for preventing the accumulation of water between the abutting cylinder 22 and the connecting cylinder 5 from generating bad smell.
The working principle of this embodiment is as follows: the water permeates from the outer side wall of the first filter cartridge 1 to the middle, large particles in the water are blocked by the filter carbon rod 6 through the filtering action of the filter carbon rod 6, the front-end filtering action is achieved, the filtered water flows downwards from the first water outlet 11 and falls into the second filter cartridge 2, the second filter is carried out through the blocking particles 7 in the second filter cartridge 2, fine impurities in the water are filtered, the filtered water flows into the third filter cartridge 3, the silver-carrying activated carbon 8 in the third filter cartridge 3 is used for filtering, and the silver-carrying activated carbon 8 can play a role in sterilizing the water, so that the water quality is further purified. The utility model has convenient use, and the water purification effect is greatly improved by passing through the first filter cylinder 1, the second filter cylinder 2 and the third filter cylinder 3 in turn through the self gravity of the water, and no external pressure pump and other devices are needed.
In addition, the utility model is mounted in the following specific modes:
1) Mounting the first filter cartridge 1, enabling the first water outlet 11 to pass through the mounting hole 41 from top to bottom, sleeving the sealing rubber ring 43, rotating the mounting ring 12, enabling the mounting ring 12 to be connected with the first water outlet 11 through threads, and pressing the sealing rubber ring 43 between the mounting ring 12 and the mounting plate 4;
2) Mounting the second filter cartridge 2, clamping the abutting plate 21 in the clamping ring groove 331, sleeving the sealing ring 23 in the mounting ring groove 221, and placing the abutting cylinder 22 on the abutting plate 21 so that the sealing ring 23 abuts between the abutting cylinder 22 and the connecting cylinder 5;
3) And (3) installing the connecting cylinder 5, and connecting the upper end of the connecting cylinder 5 with the connecting convex ring 42 in a threaded manner to complete the assembly of the pressureless gravity filter element.
When the blocking particles 7 and the silver-loaded activated carbon 8 in the interior are required to be replaced or the outer wall of the first filter cartridge 1 is cleaned, the first filter cartridge 1, the second filter cartridge 2 and the connecting cartridge 5 can be removed through the steps opposite to the steps, so that the interior structure can be replaced or cleaned conveniently.
Example 2: referring to fig. 1 to 5, the present embodiment is similar to embodiment 1 in structure, except that an abutment groove 31 is provided in the circumferential direction of the upper end of the third filter cartridge 3, the abutment groove 31 includes an abutment ring 311, an abutment inner edge 312 and an abutment outer edge 313, and the outer sidewall of the lower end of the connecting cartridge 5 is screw-coupled with the abutment outer edge 313. The bottom of butt groove 31 is provided with sealed rubber ring 32, and the circumferencial direction of sealed rubber ring 32 is provided with the recess ring, and the bottom and the recess ring butt cooperation of connecting cylinder 5.
A plurality of abutting rib plates 52 are arranged in the circumferential direction of the inner side wall of the connecting cylinder 5, and an inclined surface 521 is arranged below the abutting rib plates 52; the upper end of the second filter cartridge 2 abuts against the inclined surface 521, and the lower side of the second filter cartridge 2 abuts against the abutment plate 21.
In this embodiment, in order to further facilitate the disassembly and assembly of the first filter cartridge, the outer sidewall below the connecting cylinder is in threaded connection with the abutting outer edge 313, and meanwhile, the sealing rubber ring 31 is disposed below the abutting groove 31, so that the lower end of the connecting cylinder 5 is tightly abutted on the sealing rubber ring 31 through threaded connection between the connecting cylinder 5 and the abutting outer edge 313, and a good sealing effect is achieved. In addition, an abutting rib plate 2 is arranged on the inner side wall of the connecting cylinder 5, so that the abutting rib plate 52 plays an abutting role on the second filter cylinder 2, the second filter cylinder 2 is abutted between the abutting rib plate 2 and the abutting plate 21, and the abutting rib plate 2 is increased and stabilized.
Example 3: as shown in fig. 6, a water purifier mainly comprises a water storage tank 9, wherein the water storage tank 9 is internally provided with a pressureless gravity filter element in the embodiment 1 or 2, the water storage tank 9 is divided into an upper water storage tank 91 and a lower water storage tank 92 by a mounting plate 4, a tap 921 is mounted on the side wall of the lower water storage tank 92, water in the upper water storage tank 91 flows into the lower water storage tank 92 through the filter of the pressureless gravity filter element, and when in use, the tap 921 is rotated to flow out of the tap 921.
The above-described embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited in any way, and other variations and modifications may be made without departing from the technical aspects set forth in the claims.
Claims (10)
1. A pressureless gravity filter cartridge, comprising:
the mounting plate is provided with a mounting hole;
the first filter cylinder is provided with a first water outlet below, and the first water outlet is connected with the mounting hole;
the second filter cylinder is arranged right below the first filter cylinder and corresponds to the mounting hole;
the third filter cylinder is arranged right below the second filter cylinder, a connecting cylinder is connected below the mounting hole in a threaded manner, and the third filter cylinder is connected with the lower end of the connecting cylinder;
the second filter cylinder is clamped on the inner side wall of the upper end of the third filter cylinder.
2. The pressureless gravity filter cartridge of claim 1, wherein the first water outlet is threadably coupled to the mounting ring through the mounting hole.
3. The pressureless gravity filter element according to claim 1 or 2, wherein a mounting convex ring is provided in a circumferential direction below the mounting hole, an outer side wall of the mounting convex ring is provided with an external thread, an inner side wall of an upper end of the connecting cylinder is provided with an internal thread, and the connecting cylinder is in threaded connection with the mounting convex ring.
4. The pressureless gravity filter cartridge according to claim 1, wherein an abutment groove is provided in a circumferential direction of an upper end of the third filter cartridge, the abutment groove includes an abutment ring, an abutment inner edge and an abutment outer edge, and a lower part of the connecting cylinder is welded to the abutment outer edge.
5. The pressureless gravity filter cartridge according to claim 1, wherein an abutment groove is provided in a circumferential direction of an upper end of the third filter cartridge, the abutment groove includes an abutment ring, an abutment inner edge and an abutment outer edge, and an outer sidewall of a lower end of the connecting cylinder is screw-coupled with the abutment outer edge.
6. The pressureless gravity filter element according to claim 5, wherein a sealing rubber ring is arranged at the bottom of the abutting groove, a groove ring is arranged in the circumferential direction of the sealing rubber ring, and the bottom of the connecting cylinder is in abutting fit with the groove ring.
7. The pressureless gravity filter cartridge according to claim 4 or 5, wherein an opening at an upper end of the third filter cartridge is gradually increased in diameter to form a guide opening, and a snap ring groove is provided in a circumferential direction of a bottom of an inner sidewall of the guide opening; the second filter cylinder comprises an abutting plate and an abutting cylinder, the abutting plate is abutted in the clamping ring groove, the abutting cylinder is abutted on the abutting plate, and a plurality of sealing rings are arranged between the outer side wall of the abutting cylinder and the inner side wall of the guide opening.
8. The pressureless gravity filter element according to claim 7, wherein a plurality of abutment rib plates are provided in the circumferential direction of the inner side wall of the connecting cylinder, and an inclined surface is provided below the abutment rib plates; the upper end of the second filter cylinder is abutted with the inclined surface, and the lower part of the second filter cylinder is abutted with the abutting plate.
9. The pressureless gravity filter cartridge according to claim 1 or 2 or 4 or 5, wherein a filter carbon rod is disposed in a first cartridge, a barrier particle is disposed in a second cartridge, and a silver-loaded activated carbon is disposed in a third cartridge.
10. A water purifier comprising the pressureless gravity filter cartridge according to claim 1 or 2 or 4 or 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223558062.3U CN219117228U (en) | 2022-12-27 | 2022-12-27 | Pressureless gravity filter element and water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223558062.3U CN219117228U (en) | 2022-12-27 | 2022-12-27 | Pressureless gravity filter element and water purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219117228U true CN219117228U (en) | 2023-06-02 |
Family
ID=86530977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223558062.3U Active CN219117228U (en) | 2022-12-27 | 2022-12-27 | Pressureless gravity filter element and water purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219117228U (en) |
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2022
- 2022-12-27 CN CN202223558062.3U patent/CN219117228U/en active Active
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