CN209934158U - Filter core and filter flask - Google Patents
Filter core and filter flask Download PDFInfo
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- CN209934158U CN209934158U CN201920414738.0U CN201920414738U CN209934158U CN 209934158 U CN209934158 U CN 209934158U CN 201920414738 U CN201920414738 U CN 201920414738U CN 209934158 U CN209934158 U CN 209934158U
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Abstract
The filter element comprises a filter element water inlet surface and a filter element water outlet surface, wherein a filter material is arranged between the filter element water inlet surface and the filter element water outlet surface, an upper end cover is arranged on the upper end surface of the filter material, and a positioning groove is formed in the outer end surface of the upper end cover. The filter bottle comprises a filter element, a cylindrical shell with an upward opening, and a bottle cap which is detachably and hermetically connected with a port of the shell, wherein the filter element is arranged in the shell; the inner side of the bottle cap is provided with a positioning convex ring inserted in the positioning groove. Because the up end of filter core is equipped with positioning groove, and the bottle lid is equipped with the location bulge loop of pegging graft in positioning groove, when making the installation filter core, can confirm the mounted position of filter core, improves the installation positioning accuracy of filter core, makes filter core and filter flask all have good encapsulated situation after the filter core is changed at every turn, guarantees the filter effect of filter flask, guarantees the quality of water of drinking water.
Description
Technical Field
The utility model relates to a water purification unit, especially a filter core and filter flask.
Background
The water purifier can filter water into directly drinkable water, and is rapidly popularized due to the advantage of conveniently obtaining drinking water. The core component of filtration processing is filter core and filter flask, the filter core can pile up more impurity and need change after using a period, but people are when changing installation filter core to the filter flask in, the filter core is put into the filter flask shell after and is connected the back with the filter flask lid and does not have more accurate locating position, there may be filter core installation off normal can not be totally sealed, lead to in the filter flask not filtered water sneak into filtered water, reduce the filter effect and the quality of drinking water of filter flask, long-term direct drinking not filtered water can cause harmful effects to the health.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the filter element and the filter flask can improve the installation and positioning precision of the filter element and ensure the filtering effect of the filter flask.
The utility model provides a solution of its technical problem is:
the utility model provides a filter element, includes filter core water inlet face, filter core water outlet face, the filter core water inlet face with be equipped with the filter media that becomes the cylinder along the upper and lower direction extension between the filter core water outlet face, the up end of filter media is equipped with the upper end cover, the center of upper end cover is equipped with the filter core delivery port, the filter core water outlet face with filter core delivery port intercommunication, be equipped with on the outer end face of upper end cover with the ring seal face of the coaxial setting of filter core delivery port, locate the positioning groove of the periphery of ring seal face, the lower terminal surface of filter media is equipped with the lower extreme cover, the outer terminal surface of lower extreme cover is equipped with.
As a further improvement of the above scheme, the filter material is activated carbon, a filter element shell wraps the outer side of the filter material, and the upper end cover and the lower end cover are fixedly connected with the filter element shell in a sealing manner; the upper end face of the filter material is the filter element water outlet face, the lower end face of the filter material is the filter element water inlet face, at least one water through hole is formed in the periphery of the abutting face, and the water through hole is communicated with the filter element water inlet face.
As a further improvement of the above scheme, the filter material is filter cotton, a central hole is formed in the center of the filter material, the hole wall of the central hole is the water outlet surface of the filter element, and the outer wall of the filter material is the water inlet surface of the filter element; the upper end cover the lower end cover all is equipped with the inserting groove, the upper end of filter media peg graft in the inserting groove of upper end cover, the lower extreme of filter media peg graft in the inserting groove of lower end cover.
As a further improvement of the above solution, the positioning groove is provided with at least one guiding taper.
In addition, the filter bottle comprises the filter element, a cylindrical shell with an upward opening and a bottle cap which is detachably and hermetically connected with a port of the shell, wherein the filter element is arranged in the shell; a positioning convex ring inserted in the positioning groove is arranged on the inner side of the bottle cap; a sealing convex ring which is connected with the annular sealing surface in a sealing way is arranged on the inner side of the bottle cap, a butting block which is butted with the butting surface is arranged on the lower inner wall of the shell, and the filter element is fixedly connected in the shell in the vertical direction through the sealing convex ring and the butting block; the bottle cap is provided with a filter flask water inlet, a water inlet gap is formed between the outer peripheral surface of the filter element and the inner side wall of the shell, and the filter flask water inlet and the filter element water inlet surface are communicated with the water inlet gap; the bottle cap is provided with a filter flask water outlet which is communicated with the inner hole of the sealing convex ring, and the inner hole of the sealing convex ring is communicated with the filter element water outlet.
As a further improvement of the above scheme, a first sealing ring is arranged on the annular sealing surface, the sealing convex ring compresses the first sealing ring, and the sealing convex ring is connected with the annular sealing surface in a sealing manner through the first sealing ring.
As a further improvement of the above scheme, a second internal thread is arranged on the inner wall of the opening end of the outer shell, an external thread is arranged on the periphery of the bottle cap, and the outer shell is in threaded connection with the bottle cap; the lower side of the second internal thread is provided with a horizontally arranged second sealing surface, a second sealing groove with an upward opening is formed in the second sealing surface, a second sealing ring is arranged in the second sealing groove, and the end face of the opening end of the bottle cap compresses the second sealing ring.
As a further improvement of the scheme, the upper end face of the bottle cap is provided with at least one mounting threaded blind hole, and the mounting threaded blind hole is arranged on the outer side of the positioning convex ring.
The utility model has the advantages that: because the upper end cover of filter core is equipped with positioning groove, and the bottle lid is equipped with the location bulge loop of pegging graft in positioning groove, when making the installation filter core, can confirm the mounted position of filter core, improves the installation positioning accuracy of filter core, makes filter core and filter flask all have good encapsulated situation after the filter core is changed at every turn, guarantees the filter effect of filter flask, guarantees the quality of water of drinking water. The utility model is used for water purification unit.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.
Fig. 1 is a cross-sectional view of a first embodiment of the present invention;
fig. 2 is a partial perspective view of the upper end of a filter element according to a first embodiment of the present invention;
fig. 3 is a sectional view of a second embodiment of the present invention.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. The utility model provides an each technical feature can the interactive combination under the prerequisite of conflict each other.
Referring to fig. 1 and 2, this is embodiment one of the present invention, specifically:
the utility model provides a filter element 01, includes the filter core face of intaking, the filter core goes out the surface of water, the filter core face of intaking with the filter core goes out and is equipped with the filter media 02 that becomes the cylinder that extends along upper and lower direction between the surface of water, the up end of filter media 02 is equipped with upper end cover 03, the center of upper end cover 03 is equipped with filter core delivery port 22, the filter core go out the surface of water with filter core delivery port 22 intercommunication, be equipped with on the outer terminal surface of upper end cover 03 with the ring seal face 04 of the coaxial setting of filter core delivery port 22, locate the positioning groove 05 of the periphery of ring seal face 04, the lower terminal surface of filter media 02 is equipped with lower end cover 06, the outer terminal surface.
In addition, the filter bottle comprises a filter element 01, a cylindrical shell 10 with an upward opening and a bottle cap 11 detachably and hermetically connected with a port of the shell 10, wherein the filter element 01 is arranged in the shell 10; a positioning convex ring 12 inserted in the positioning groove 05 is arranged on the inner side of the bottle cap 11; a sealing convex ring 13 which is connected with the annular sealing surface 04 in a sealing manner is arranged on the inner side of the bottle cap 11, an abutting block 14 which abuts against the abutting surface 07 is arranged on the lower inner wall of the shell 10, and the filter element 01 is fixedly connected into the shell 10 in the vertical direction through the sealing convex ring 13 and the abutting block 14; the bottle cap 11 is provided with a filter bottle water inlet 15, a water inlet gap 16 is formed between the outer peripheral surface of the filter element 01 and the inner side wall of the shell 10, and the filter bottle water inlet 15 and the filter element water inlet surface are both communicated with the water inlet gap 16; a filter flask water outlet 17 is formed in the bottle cap 11, the filter flask water outlet 17 is communicated with an inner hole of the sealing convex ring 13, and the inner hole of the sealing convex ring 13 is communicated with the filter element water outlet 22.
When the filter element 01 is installed, the filter element 01 is firstly placed in the shell 10, the upper end cover 03 is arranged above, the lower end cover 06 is arranged below, and then the bottle cover 11 is connected with the port of the shell 10 in a sealing mode. In the connection process, the positioning convex ring 12 in the bottle cap 11 can be inserted into the positioning groove 05 on the filter element 01, so that the positioning accuracy of the filter element 01, the shell 10 and the bottle cap 11 is improved, the filter bottle is in a better sealing state, the positioning can be guaranteed when the filter element 01 is replaced every time, the sealing reliability is guaranteed, and the filtering effect is improved. After the bottle cap 11 is connected with the shell 10, the sealing convex ring 13 on the bottle cap 11 is in sealing connection with the annular sealing surface 04 on the filter element 01, the upper end of the abutting block 14 in the shell 10 abuts against the abutting surface 07 on the filter element 01, and the filter element 01 is fixed in the bottle cap 11 and the shell 10 up and down.
After the filter element 01 is installed, the external water enters the shell from the water inlet 15 of the filter bottle arranged on the bottle cap 11, flows to the water inlet surface of the filter element through the water inlet gap 16, and is filtered through the filter material 02. Because the sealing convex ring 13 on the bottle cap 11 is connected with the annular sealing surface 04 on the filter element 01 in a sealing manner, the filter element water outlet 22 is arranged on the inner side of the annular sealing surface 04, and the filter element water outlet 22 is communicated with the filter element water outlet surface, so that outside water cannot be mixed into the filter element water outlet surface when entering the shell 10, and the outside water can enter the filter element water outlet surface only after being filtered by the filter material from the filter element water inlet surface and then flows to the filter element water outlet 22 from the filter element water outlet surface, thereby ensuring the water filtering effect. The outside water is filtered by the filter material 02 to become drinkable water, and the water passes through the inner hole of the sealing convex ring 13 from the water outlet surface of the filter element and then flows to the water outlet 17 of the filter bottle to flow out.
In this embodiment, the filter material 02 is activated carbon, the filter element shell 09 wraps the outer side of the filter material 02, and the upper end cover 03 and the lower end cover 06 are fixedly connected with the filter element shell 09 in a sealing manner; the upper end face of the filter material 02 is the filter element water outlet face, the lower end face of the filter material 02 is the filter element water inlet face, at least one water through hole is formed in the periphery of the abutting face 07, and the water through hole is communicated with the filter element water inlet face.
Since the activated carbon is granular, the filter element shell 09 needs to be wrapped outside, and the upper end and the lower end of the filter element shell 09 can be respectively connected with the upper end cover 03 and the lower end cover 06 by gluing, welding or screwing. The external water flows to the water through holes below the filter element 01 through the water inlet gap 16 and enters the water inlet surface of the filter element, and the external water flows to the water outlet surface of the filter element from bottom to top through the activated carbon filtration. Since the water passage hole is provided on the outer periphery of the abutment surface 07 on the lower end cover 06, the abutment block 14 of the housing 10 abuts against the abutment surface 07 on the filter element 01 without affecting the inflow of the outside water into the water passage hole.
In this embodiment, the peripheral wall of the positioning groove 05 is provided with a guiding conical surface, and the guiding conical surface has a certain inclination, so that the positioning convex ring 12 on the bottle cap 11 and the positioning groove 05 of the filter element 01 can be conveniently guided and positioned in the inserting process.
In this embodiment, a first seal ring 18 is disposed on the annular seal surface 04, the seal convex ring 13 presses the first seal ring 18, and the seal convex ring 13 is connected to the annular seal surface 04 in a sealing manner through the first seal ring 18.
In this embodiment, a second internal thread is provided on an inner wall of an opening end of the housing 10, an external thread is provided on an outer periphery of the bottle cap 11, and the housing 10 is in threaded connection with the bottle cap 11; a second sealing surface 19 which is horizontally arranged is arranged on the lower side of the second internal thread, a second sealing groove 20 with an upward opening is formed in the second sealing surface 19, a second sealing ring is arranged in the second sealing groove 20, and the end face of the opening end of the bottle cap 11 compresses the second sealing ring.
In the process that the bottle cap 11 is screwed into the shell 10, the end face of the opening end of the bottle cap 11 is abutted and pressed on the second sealing ring, so that the filter bottle is ensured not to leak water; at the same time, the sealing collar 13 presses the first sealing ring 18, so that the sealing collar 13 is sealingly connected to the annular sealing surface 04.
In this embodiment, the upper end surface of the bottle cap 11 is provided with at least one blind mounting thread hole, which facilitates the mounting and connection of the whole filter bottle to the outside; the mounting thread blind hole is arranged on the outer side of the positioning convex ring 12, and does not interfere with the insertion of the positioning convex ring 12 and the positioning groove 05.
Referring to fig. 3, this is embodiment two of the present invention, specifically:
in this embodiment, the filter material 02 is filter cotton, a central hole 08 is formed in the center of the filter material 02, the hole wall of the central hole 08 is the water outlet surface of the filter element, and the outer wall of the filter material 02 is the water inlet surface of the filter element; the upper end cover 03 and the lower end cover 06 are both provided with insertion grooves, the upper end of the filter material 02 is inserted into the insertion groove of the upper end cover 03, and the lower end of the filter material 02 is inserted into the insertion groove of the lower end cover 06.
The filter material 02 is the filter pulp that is equipped with centre bore 08, and the outer wall that the filter pulp was flowed from the clearance 16 that intakes to the extra income, and lower extreme lid 06 is sealed, and water can not get into the filter pulp from the lower extreme lid, and after the filtration of filter pulp, the drinking water flowed out from centre bore 08, flowed to the filter flask delivery port 17 through filter core delivery port 22 and flowed out again. The installation method of the filter element in the embodiment is the same as that in the first embodiment.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the foregoing and various other changes, omissions and deviations in the form and detail thereof may be made without departing from the scope of this invention.
Claims (8)
1. A filter cartridge, characterized in that: including filter core water inlet face, filter core play water face, the filter core water inlet face with be equipped with the filter media that becomes the cylinder along the upper and lower direction extension between the filter core play water face, the up end of filter media is equipped with the upper end cover, the center of upper end cover is equipped with the filter core delivery port, the filter core play water face with filter core delivery port intercommunication, be equipped with on the outer end face of upper end cover with the filter core delivery port coaxial setting the ring seal face, locate the positioning groove of ring seal face's periphery, the lower terminal surface of filter media is equipped with the lower extreme lid, the outer terminal surface of lower extreme lid is equipped with the butt face.
2. A filter cartridge as recited in claim 1, wherein: the filter material is activated carbon, the outer side of the filter material is wrapped by a filter element shell, and the upper end cover and the lower end cover are fixedly connected with the filter element shell in a sealing manner;
the upper end face of the filter material is the filter element water outlet face, the lower end face of the filter material is the filter element water inlet face, at least one water through hole is formed in the periphery of the abutting face, and the water through hole is communicated with the filter element water inlet face.
3. A filter cartridge as recited in claim 1, wherein: the filter material is filter cotton, a central hole is formed in the center of the filter material, the hole wall of the central hole is the water outlet surface of the filter element, and the outer wall of the filter material is the water inlet surface of the filter element;
the upper end cover the lower end cover all is equipped with the inserting groove, the upper end of filter media peg graft in the inserting groove of upper end cover, the lower extreme of filter media peg graft in the inserting groove of lower end cover.
4. A filter cartridge as claimed in any one of claims 1 to 3, wherein: the positioning groove is provided with at least one guiding conical surface.
5. A filter flask, characterized in that: the filter element comprises a cylindrical shell with an upward opening, a bottle cap which is detachably and hermetically connected with a port of the shell, and the filter element is arranged in the shell;
a positioning convex ring inserted in the positioning groove is arranged on the inner side of the bottle cap;
a sealing convex ring which is connected with the annular sealing surface in a sealing way is arranged on the inner side of the bottle cap, a butting block which is butted with the butting surface is arranged on the lower inner wall of the shell, and the filter element is fixedly connected in the shell in the vertical direction through the sealing convex ring and the butting block;
the bottle cap is provided with a filter flask water inlet, a water inlet gap is formed between the outer peripheral surface of the filter element and the inner side wall of the shell, and the filter flask water inlet and the filter element water inlet surface are communicated with the water inlet gap;
the bottle cap is provided with a filter flask water outlet which is communicated with the inner hole of the sealing convex ring, and the inner hole of the sealing convex ring is communicated with the filter element water outlet.
6. A filter flask according to claim 5, wherein: the sealing device is characterized in that a first sealing ring is arranged on the annular sealing surface, the first sealing ring is tightly pressed by the sealing convex ring, and the sealing convex ring is in sealing connection with the annular sealing surface through the first sealing ring.
7. A filter flask according to claim 5, wherein: a second internal thread is arranged on the inner wall of the opening end of the shell, an external thread is arranged on the periphery of the bottle cap, and the shell is in threaded connection with the bottle cap;
the lower side of the second internal thread is provided with a horizontally arranged second sealing surface, a second sealing groove with an upward opening is formed in the second sealing surface, a second sealing ring is arranged in the second sealing groove, and the end face of the opening end of the bottle cap compresses the second sealing ring.
8. A filter flask according to any one of claims 5 to 7, wherein: the upper end face of the bottle cap is provided with at least one mounting thread blind hole, and the mounting thread blind hole is formed in the outer side of the positioning convex ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920414738.0U CN209934158U (en) | 2019-03-28 | 2019-03-28 | Filter core and filter flask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920414738.0U CN209934158U (en) | 2019-03-28 | 2019-03-28 | Filter core and filter flask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209934158U true CN209934158U (en) | 2020-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920414738.0U Active CN209934158U (en) | 2019-03-28 | 2019-03-28 | Filter core and filter flask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209934158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114534400A (en) * | 2022-03-01 | 2022-05-27 | 浙江三田滤清器有限公司 | Air filter |
-
2019
- 2019-03-28 CN CN201920414738.0U patent/CN209934158U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114534400A (en) * | 2022-03-01 | 2022-05-27 | 浙江三田滤清器有限公司 | Air filter |
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