CN105642007B - A kind of preventing water leakage self-locking filter core - Google Patents
A kind of preventing water leakage self-locking filter core Download PDFInfo
- Publication number
- CN105642007B CN105642007B CN201610164462.6A CN201610164462A CN105642007B CN 105642007 B CN105642007 B CN 105642007B CN 201610164462 A CN201610164462 A CN 201610164462A CN 105642007 B CN105642007 B CN 105642007B
- Authority
- CN
- China
- Prior art keywords
- wall
- annular
- filter core
- closure
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000007789 sealing Methods 0.000 claims description 16
- 238000010276 construction Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 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
- B01D35/30—Filter housing constructions
- B01D35/301—Constructions of two or more housings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/34—Seals or gaskets for filtering elements
Abstract
The invention discloses a kind of preventing water leakage self-locking filter core, sleeve including filter cylinder and in filter cylinder, there is annular flow inner chamber between filter cylinder and sleeve, sleeve top has the through hole of connection annular flow inner chamber and barrel bore, sleeve bottom end extends centrally out to form annular inner wall, filter cylinder bottom center stretches out to form annular outer wall, gap between annular outer wall and annular inner wall constitutes the toroidal cavity with annular flow intracavity inter-connection, annular inner wall constitutes the cylindrical cavity being connected with barrel bore, the first containment member provided with elasticity closure toroidal cavity in toroidal cavity, the second containment member provided with elasticity closure cylindrical cavity in cylindrical cavity, the toroidal cavity or cylindrical cavity of filter core bottom as filter core water inlet or delivery port, filter core bottom inner portion is integrated in as the first containment member and the second containment member of closure water inlet and delivery port, compact conformation, it is reasonable in design, it can effectively prevent the situation of leak occur when changing filter core.
Description
Technical field
The present invention relates to water purifier structure technical field, more particularly to a kind of preventing water leakage self-locking filter core.
Background technology
At present, water purifier is at home using popularization has been compared, and water purifier can be to impurity in water and caused by hydraulic pipeline
Depth-type filtration is carried out, more clean domestic water is provided for people, so as to preferably protect in the health of user, water purifier
Portion usually requires to can be only achieved preferable clean-up effect using a variety of cartridge combinations, multistage filtering, and filter core is the core of water purifier
Part, filter core is used as a kind of consumptive material, using after a period of time, it is necessary to be changed to it.
Existing water purifier is generally linked together filter cores at different levels by quick union and connection flexible pipe, this kind of structure type
The defect of water purifier be between filter cores at different levels to be attached with substantial amounts of flexible pipe and joint, when needing to indivedual filter cores
When being changed, the dismounting very complicated of flexible pipe and joint；Importantly, being easy to occur between flexible pipe, joint and filter core
The phenomenons such as leak.
Also the water purification catridge with sealing device is had in existing water purifier, such as U of patent CN 201482290 are disclosed
A kind of quick-connected filter element structure for purifier, the water purifier includes connector and filter element device, is set on connector
Automatic sealing device, to there is the situation of leak when preventing and changing filter core, can facilitate user's self-changeable.But this kind of filter core
Complex structural designs, volume is larger, is unfavorable for the integral layout inside water purifier, especially in becoming that the products such as water purifier are minimized
Under gesture, this filter cartridge construction can not increasingly meet the market demand.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of compact conformation, the preventing water leakage self-locking filter of good seal performance
Core.
To solve the technical scheme that above-mentioned technical problem is used：A kind of preventing water leakage self-locking filter core, including filter cylinder and set
There is annular flow inner chamber between the sleeve in filter cylinder, the filter cylinder and sleeve, the sleeve top has connection annular flow
Logical inner chamber and the through hole of barrel bore, the sleeve bottom end extend centrally out to form annular inner wall, the filter cylinder bottom center
Stretch out to form annular outer wall, the gap between the annular outer wall and annular inner wall is constituted and annular flow intracavity inter-connection
Toroidal cavity, the annular inner wall constitutes the cylindrical cavity being connected with barrel bore, provided with bullet in the toroidal cavity
Property closure toroidal cavity the first containment member, in the cylindrical cavity provided with elasticity closure cylindrical cavity second sealing structure
Part.
Further, first containment member includes closure ring and (the first back-moving spring, and the closure ring set is mounted in ring
It is reciprocally moveable on shape inwall, the (the first back-moving spring is sleeved on outside annular inner wall and in closure ring and sleeve bottom end, institute
State radially-inwardly to shrink in the middle part of the madial wall of annular outer wall and form one section of inclined-plane so that the madial wall of annular outer wall constitutes staged
Structure, the outer sidewall diameter of the closure ring is equal to the madial wall lower diameter of annular outer wall, in the (the first back-moving spring
Under elastic force is used, the closure ring is moved between the madial wall bottom of annular outer wall and annular inner wall to seal toroidal cavity
It is stifled.
Further, sealing ring is embedded with the closure ring lateral wall, with ring on the lateral wall of the annular inner wall
The madial wall bottom of shape outer wall is embedded with sealing ring with respect to place.
Further, the annular outer wall bottom is provided with radially inwardly projecting to limit closure ring is displaced outwardly first
Keep out flange.
Further, the motion bar that second containment member includes plugging block, self-styled sprue is extended centrally out, and the
Two back-moving springs, the annular inner wall top extends radially inwardly to form fixed flange, and the fixed flange center has connection
The runner of barrel bore and cylindrical cavity, the motion bar insertion runner simultaneously makes plugging block be in cylindrical cavity, and described second
It is outer and between plugging block and fixed flange that back-moving spring is sleeved on motion bar, the annular inner wall bottom provided with radially to
Projecting inward second keeps out flange, and in the case where the elastic force of the second back-moving spring is used, the plugging block is moved to second and keeps out convex
Edge is sentenced to be blocked to cylindrical cavity.
Further, it is embedded with sealing ring in the plugging block lateral wall.
Further, the plugging block includes the first disk, the second disk and connected in the first disk and the second disk
Heart connecting pole, the motion bar is connected with the first disc centre, and the external diameter of first disk keeps out flange more than second
Internal diameter, the external diameter of second disk is less than the second internal diameter for keeping out flange, and the ring set is on the outside of the connecting pole of center.
Further, the sleeve top, which is fastened and connected, buckle closure, and sleeve top two side is symmetrically respectively formed with
Button block, the buckle closure both sides of edges end correspondence forms the button hole fastened with button block respectively, and array distribution is formed on the buckle closure
There is through hole.
Further, it is circumferentially spaced on the outer wall of the sleeve to be provided with multiple positioning convex strips.
Beneficial effect：In this preventing water leakage self-locking filter core, the toroidal cavity or cylindrical cavity of filter core bottom are used as filter core
Water inlet or delivery port, filter core is integrated in as the first containment member and the second containment member of closure water inlet and delivery port
Bottom inner portion, it is compact conformation, reasonable in design, when filter core is changed, the first containment member and the second containment member energy appliance for releasing single
Property blocks water inlet or delivery port, and then effectively prevents the situation of leak.
Brief description of the drawings
The present invention is described further with reference to the accompanying drawings and examples；
Fig. 1 is the structural representation of the embodiment of the present invention；
Fig. 2 is the partial enlargement structural representation in Fig. 1；
Fig. 3 is the structural representation that middle sleeve of the embodiment of the present invention is connected with buckle closure.
Embodiment
Referring to figs. 1 to Fig. 3, a kind of preventing water leakage self-locking filter core of the invention, including filter cylinder 10 and the set in filter cylinder 10
Cylinder 20, has an annular flow inner chamber 30 between filter cylinder 10 and sleeve 20, the top of sleeve 20 have connection annular flow inner chamber 30 with
The through hole of the inner chamber of sleeve 20, the bottom center of sleeve 20 stretches out to form annular inner wall 21, and the bottom center of filter cylinder 10 stretches out
Annular outer wall 11 is formed, the gap between annular outer wall 11 and annular inner wall 21 constitutes the ring being connected with annular flow inner chamber 30
Shape cavity 12, annular inner wall 21 constitutes the cylindrical cavity 22 with the intracavity inter-connection of sleeve 20, provided with elasticity in toroidal cavity 12
The first containment member 40 of toroidal cavity 12 is blocked, the second sealing provided with elasticity closure cylindrical cavity 12 in cylindrical cavity 12
Component 50.
In the present embodiment, toroidal cavity 12 as filter core water inlet, cylindrical cavity 12 as filter core delivery port, set
Cylinder 20 enters in annular flow inner chamber 30 built with water purification filter material, water through toroidal cavity 12, in the through hole by the top of sleeve 20
Flow into the inner chamber of sleeve 20 to be purified, then flowed outwardly through cylindrical cavity 12.
Filter core of the present invention with the base engagement of circulation duct with using, when filter core is plugged on base, in filter core bottom
The first containment member 40 and the second containment member 50 is moved inward in the presence of external structure so that toroidal cavity 12 and post
Shape cavity 12 is communicated with the circulation duct in base.
Specifically, the first containment member 40 includes closure ring 41 and (the first back-moving spring 42, and closure ring 41 is sleeved on annular
It is reciprocally moveable on inwall 21, (the first back-moving spring 42 is sleeved on outside annular inner wall 21 and in closure ring 41 and the bottom of sleeve 20
End, the madial wall of annular outer wall 11 is stepped construction, wherein, radially-inwardly shrink and formed in the middle part of the madial wall of annular outer wall 11
One section of inclined-plane 43, the inner sidewall upper portion of annular outer wall 11 and bottom are flat segments, and the outer sidewall diameter of closure ring 41 is equal to or omited
Flange is kept out provided with radially inwardly projecting first in the small madial wall lower diameter in annular outer wall 11, the bottom of annular outer wall 11
44, the first internal diameter for keeping out flange 44 is less than the outer sidewall diameter of closure ring 41, outwards deviates from so as to limit closure ring 41, in envelope
The lateral wall of blocking ring 41 is embedded with sealing ring, the place relative with the madial wall bottom of annular outer wall 11 on the lateral wall of annular inner wall 21
It is embedded with sealing ring.
Under the effect of no external structure, (the first back-moving spring 42 promotes closure ring 41 to be moved to annular outer wall by elastic force
Between 11 madial wall bottom and annular inner wall 21, toroidal cavity 12 is blocked by closure ring 41 and sealing ring.When depositing
In the effect of external structure, closure ring 41 is promoted and overcomes the elastic force of (the first back-moving spring 42 to move inward, now annular
Cavity 12 is communicated with outside.
The motion bar 51 that second containment member 50 includes plugging block, self-styled sprue is extended centrally out, and the second reset bullet
Spring 52, the top of annular inner wall 21 extends radially inwardly to form fixed flange 23, and the fixed center of flange 23 has in connection sleeve 20
The runner of chamber and cylindrical cavity 22, the insertion runner of motion bar 51 is interior and plugging block is in cylindrical cavity 22, motion bar 51
Diameter is less than runner and arrived, i.e., communicated all the time between the inner chamber of sleeve 20 and cylindrical cavity 22, second back-moving spring 52 is set with
Outside motion bar 51 and between plugging block and fixed flange 23, wherein, plugging block includes the first disk 53, the second disk 54
And the center connecting pole 55 of the first disk 53 of connection and the second disk 54, at center, connecting pole outer sheath is equipped with sealing ring, activity
The bottom of bar 51 is fixedly connected with the center of the first disk 53, and the external diameter of the first disk 53 is greater than the external diameter of the second disk 54,
Flange 56 is kept out in the bottom of annular inner wall 21 provided with radially inwardly projecting second, and the external diameter of the first disk 53 keeps out convex more than second
The internal diameter of edge 56, the external diameter of the second disk 54 is less than the second internal diameter for keeping out flange 56, so that, the second disk 54 can be from second
A protruding segment distance at flange 56 is kept out, the first disk 53 then keeps out flange 56 by second and supports limitation.
Under the effect of no external structure, second back-moving spring 52 promotes plugging block to be moved to second and keeps out convex by elastic force
At edge 56, the first disk 53 and sealing ring in plugging block are kept out flange 56 with second and are in close contact, so as to cylindrical cavity 22
Blocked.When there is the effect of external structure, plugging block is promoted and overcomes the elastic force of second back-moving spring 52 inwardly to move
Dynamic, plugging block departs from second and keeps out flange 56, and now, cylindrical cavity 22 is communicated with outside.
Preferably, the top of sleeve 20, which is fastened and connected, buckle closure 24, the top two side of sleeve 20, which is symmetrically respectively formed with, buckles
Block 25, the both sides of edges end of buckle closure 24 correspondence forms the button hole 26 fastened with button block 25 respectively, and array distribution is formed on buckle closure 24
There is the through hole of the connection inner chamber of sleeve 20 and annular flow inner chamber 30, by being fastened and connected for button block 25 and button hole 26, can facilitate
Ground dismounts buckle closure 24, so that convenient change to filter material therein.
Preferably, circumferentially spaced on the outer wall of sleeve 20 be provided with multiple positioning convex strips 27, in positioning convex strip
In the presence of 27 so that the stable center position in filter cylinder 10 of sleeve 20, sleeve 20 can be effectively prevented from and moved.
Embodiments of the present invention are explained in detail above in conjunction with accompanying drawing, but the invention is not restricted to above-mentioned embodiment party
Formula, can also be before present inventive concept not be departed from the knowledge that the technical field those of ordinary skill possesses
Put that various changes can be made.
Claims (8)
1. a kind of preventing water leakage self-locking filter core, it is characterised in that：Sleeve including filter cylinder and in filter cylinder, the filter cylinder and set
There is annular flow inner chamber, the sleeve top has the through hole of connection annular flow inner chamber and barrel bore, described between cylinder
Sleeve bottom end extends centrally out to form annular inner wall, and the filter cylinder bottom center stretches out to form annular outer wall, the ring
Gap between shape outer wall and annular inner wall constitutes the toroidal cavity with annular flow intracavity inter-connection, and the annular inner wall is constituted
The cylindrical cavity being connected with barrel bore, the first sealing structure provided with elasticity closure toroidal cavity in the toroidal cavity
Part, the second containment member provided with elasticity closure cylindrical cavity in the cylindrical cavity, first containment member includes envelope
Blocking ring and (the first back-moving spring, the closure ring set are reciprocally moveable on annular inner wall, the (the first back-moving spring suit
Shunk in the middle part of closure ring and sleeve bottom end, the madial wall of the annular outer wall outside annular inner wall and radially-inwardly and form one
Section inclined-plane so that the madial wall of annular outer wall constitutes stepped construction, the outer sidewall diameter of the closure ring is equal to annular outer wall
Madial wall lower diameter, in the case where the elastic force of the (the first back-moving spring is used, the closure ring is moved to the inner side of annular outer wall
To be blocked to toroidal cavity between wall bottom and annular inner wall.
2. preventing water leakage self-locking filter core according to claim 1, it is characterised in that：It is embedded with the closure ring lateral wall
Sealing ring, place relative with the madial wall bottom of annular outer wall is embedded with sealing ring on the lateral wall of the annular inner wall.
3. preventing water leakage self-locking filter core according to claim 1 or 2, it is characterised in that：The annular outer wall bottom is provided with
It is radially inwardly projecting first to keep out flange to limit that closure ring is displaced outwardly.
4. preventing water leakage self-locking filter core according to claim 1, it is characterised in that：Second containment member includes closure
The motion bar that block, self-styled sprue are extended centrally out, and second back-moving spring, the annular inner wall top extend radially inwardly shape
Into fixed flange, the fixed flange center has the runner of connection barrel bore and cylindrical cavity, the motion bar insertion stream
Road simultaneously makes plugging block be in cylindrical cavity, and it is outer and convex in plugging block and fixation that the second back-moving spring is sleeved on motion bar
Between edge, flange is kept out provided with radially inwardly projecting second in the annular inner wall bottom, in the second back-moving spring
Under elastic force is used, the plugging block, which is moved to second, keeps out flange and sentences cylindrical cavity is blocked.
5. preventing water leakage self-locking filter core according to claim 4, it is characterised in that：It is embedded with the plugging block lateral wall
Sealing ring.
6. the preventing water leakage self-locking filter core according to claim 4 or 5, it is characterised in that：The plugging block includes the first circle
The center connecting pole of disk, the second disk and the first disk of connection and the second disk, the motion bar is connected with the first disc centre
Connect, the external diameter of first disk is more than the second internal diameter for keeping out flange, and the external diameter of second disk keeps out convex less than second
The internal diameter of edge, the ring set is on the outside of the connecting pole of center.
7. preventing water leakage self-locking filter core according to claim 1, it is characterised in that：The sleeve top, which is fastened and connected, buckles
Lid, sleeve top two side is symmetrically respectively formed with button block, and the buckle closure both sides of edges end correspondence is formed and button block respectively
The button hole of fastening, array distribution is formed with through hole on the buckle closure.
8. preventing water leakage self-locking filter core according to claim 1, it is characterised in that：On the outer wall of the sleeve circumferentially
Direction is interval with multiple positioning convex strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610164462.6A CN105642007B (en) | 2016-03-22 | 2016-03-22 | A kind of preventing water leakage self-locking filter core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610164462.6A CN105642007B (en) | 2016-03-22 | 2016-03-22 | A kind of preventing water leakage self-locking filter core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105642007A CN105642007A (en) | 2016-06-08 |
| CN105642007B true CN105642007B (en) | 2017-10-10 |
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ID=56495088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610164462.6A Active CN105642007B (en) | 2016-03-22 | 2016-03-22 | A kind of preventing water leakage self-locking filter core |
Country Status (1)
| Country | Link |
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| CN (1) | CN105642007B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105964045B (en) * | 2016-07-06 | 2018-11-16 | 林红英 | A kind of preventing water leakage filtering cartridge lid and filter core |
| CN106802216B (en) * | 2017-03-31 | 2023-09-15 | 上汽通用五菱汽车股份有限公司 | Elastic plugging of leak tester |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201168510Y (en) * | 2008-03-18 | 2008-12-24 | 李建松 | Water stop structure of filter |
| US8671980B2 (en) * | 2009-01-03 | 2014-03-18 | General Ecology, Inc. | Apparatus for filtering and/or conditioning and/or purifying a fluid such as water |
| US8869991B2 (en) * | 2010-06-11 | 2014-10-28 | Wix Filtration Corp Llc | Spin-on filter assembly |
| CN202366539U (en) * | 2011-12-23 | 2012-08-08 | 浙江朗诗德健康饮水设备股份有限公司 | Integrated fast-assembled self-sealing water purifying filter assembly |
| CN103505935B (en) * | 2013-09-30 | 2015-08-19 | 浙江艾波特环保科技股份有限公司 | One connects filter flask fast |
| CN203483933U (en) * | 2013-10-11 | 2014-03-19 | 宁波寅通机械有限公司 | Filter vat applied to direct drinking machine |
| CN205598754U (en) * | 2016-03-22 | 2016-09-28 | 广州佳贝尔环保有限公司 | Leak protection water is from locking -type filter core |
-
2016
- 2016-03-22 CN CN201610164462.6A patent/CN105642007B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105642007A (en) | 2016-06-08 |
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