CN206688333U - A kind of assembly type filter core - Google Patents
A kind of assembly type filter core Download PDFInfo
- Publication number
- CN206688333U CN206688333U CN201720470750.4U CN201720470750U CN206688333U CN 206688333 U CN206688333 U CN 206688333U CN 201720470750 U CN201720470750 U CN 201720470750U CN 206688333 U CN206688333 U CN 206688333U
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- screen pack
- filter
- mozzle
- connecting portion
- deflector
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Abstract
A kind of assembly type filter core is the utility model is related to, solves the problems, such as existing filter core maintenance trouble.A kind of assembly type filter core, including mozzle, end cap and some filters, the side wall of described mozzle one end is provided with annular retaining ring, the annular retaining ring is provided with first connecting portion, the side wall of the mozzle other end is provided with the second connecting portion coordinated with the end cap, the filter is enclosed on the mozzle and the filter is between the first connecting portion and the second connecting portion, and the end cap is fixedly connected with the second connecting portion to prevent the filter from being separated with the mozzle.
Description
Technical field
It the utility model is related to a kind of assembly type filter core.
Background technology
Filter core includes mozzle and filter, and filter is arranged on the week side of boss of mozzle and the two is integrally formed, and this is just
It result in existing filter core maintenance trouble.
Utility model content
Problem to be solved in the utility model is just to provide a kind of assembly type filter core, to facilitate its maintenance.
To solve the above problems, the utility model provides following technical scheme：
A kind of assembly type filter core, including mozzle, end cap and some filters, the side wall of described mozzle one end are provided with
Annular retaining ring, the annular retaining ring are provided with first connecting portion, and the side wall of the mozzle other end is provided with and the end cap
The second connecting portion of cooperation, the filter is enclosed on the mozzle and the filter is located at the first connecting portion and institute
Between stating second connecting portion, the end cap is fixedly connected with the second connecting portion to prevent the filter and the mozzle
Separation, each filter include net-filter assembly, guide ring and deflector, and the guide ring, which is provided with, to be used to avoid the mozzle
First through hole and the flow-guiding channel that is connected with the first through hole, the net-filter assembly is connected with the guide ring and the two
Connection back wall is arranged on the filter chamber into filter chamber, the deflector, and the deflector, which is provided with, to be used to avoid described lead
The second through hole and flow channel for liquids corresponding with the net-filter assembly, the side wall of the mozzle for flowing ring are provided with pod apertures, institute
Pod apertures are stated to connect by the flow-guiding channel with the flow channel for liquids.
Further, the annular retaining ring is provided with some circumferentially disposed annular grooves, and some annular grooves are spliced to form institute
State first connecting portion.
Further, side wall of the mozzle away from annular retaining ring one end is provided with external screw thread, the second connecting portion
For the external screw thread, the end cap is provided with the internal thread coordinated with external screw thread.
Further, the assembly type filter core also includes being enclosed on sealing ring on the mozzle, and the filter can be with
The annular retaining ring is offseted by the sealing ring.
Further, the guide ring is connected on the filter assemblies.
Further, the guide ring is provided with step, and the net-filter assembly is provided with the step coordinated with the step
Groove.
Further, the net-filter assembly includes the first screen pack, the second screen pack, the 3rd screen pack and the 4th filtering
Net, first screen pack and the 4th screen pack connect and filter chamber are formed after the two connection, second screen pack,
The deflector and the 3rd screen pack are successively set in the filter chamber from top to bottom, in second screen pack, institute
State deflector and when the 3rd screen pack is successively set in the filter chamber from top to bottom, first screen pack, second
Screen pack, the deflector, the 3rd screen pack and the 4th screen pack are spliced to form the step groove.
Further, second screen pack is provided with the second avoid holes, and the aperture of second avoid holes is more than described
The aperture of second through hole, the 3rd screen pack are provided with the 3rd avoid holes, and the apertures of the 3rd avoid holes is more than described the
The aperture of two through holes.
Further, first screen pack is provided with the first avoid holes, and the aperture of first avoid holes is more than described
The aperture of second through hole, the 4th screen pack are provided with the 4th avoid holes, and the apertures of the 4th avoid holes is more than described the
The aperture of two through holes.
The beneficial effects of the utility model：
1st, assembly type filter core of the present utility model includes mozzle, end cap and some filters, the side wall of mozzle one end
Annular retaining ring is provided with, the side wall of the mozzle other end is provided with second connecting portion, and filter includes guide ring, set on guide ring
There is the first through hole for avoiding mozzle, filter is enclosed on the mozzle by guide ring and the filter is located at institute
State between first connecting portion and the second connecting portion, when filter be located at the first connecting portion and the second connecting portion it
Between when, end cap is fixedly connected with second connecting portion to prevent filter from being separated with mozzle；When needing to change filter, by end
Lid is pulled down from mozzle, to facilitate user to take out the filter for needing to change.It is so designed that, by changing filter and water conservancy diversion
The assembly relation of pipe, to realize the maintenance difficulty for reducing assembly type filter core.
2nd, in the utility model, the side wall of the mozzle is provided with pod apertures, and the filter includes guide ring and led
Flowing plate, guide ring are provided with first through hole and flow-guiding channel, are provided with flow channel for liquids on deflector, flow channel for liquids leads to pod apertures
Flow-guiding channel connection is crossed, when melted material enters in flow channel for liquids, flow channel for liquids guiding melted material enters through flow-guiding channel
In first through hole.It is so designed that, reduces melted material residence time on deflector, realizes that the filtering for improving filter is imitated
Rate；Because integrated filter core has the advantages of filter efficiency is high, therefore, when assembly type filter core overcomes filter efficiency low the problem of
When, a kind of trend will be turned into by replacing integrated filter core using assembly type filter core.
3rd, in the utility model, flow-guiding channel on guide ring is used for the flow direction for adjusting melted material, to realize the
The flow for the melted material that diverse location receives within the unit interval is substantially similar on one through hole；In addition, guide ring is additionally operable to
Increase the resistance to deformation intensity of filter.
Brief description of the drawings
Fig. 1 is the sectional view of assembly type filter core in the utility model embodiment one；
Fig. 2 is the front view of filter in the utility model embodiment one；
Fig. 3 is the phantom (omitting guide ring and deflector) in Fig. 2 at A-A；
Fig. 4 is the sectional view at A-A in Fig. 2；
Fig. 5 is the sectional view of guide ring in the utility model embodiment one；
Fig. 6 is the side view of guide ring in the utility model embodiment one；
Fig. 7 is the front view of deflector in the utility model embodiment one；
Fig. 8 is the partial enlarged drawing of single separated material unit in the utility model embodiment one；
Fig. 9 is the stereogram of deflector in the utility model embodiment two.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that described embodiment is the utility model part of the embodiment, rather than whole implementation
Example.Based on the embodiment in the utility model, those of ordinary skill in the art are obtained under the premise of creative work is not made
The every other embodiment obtained, belong to the scope of the utility model protection.
Embodiment one
Reference picture 1, Fig. 3, Fig. 4 and Fig. 7, a kind of assembly type filter core, including mozzle 100, end cap 200 and some filters
300, the side wall of the one end of mozzle 100 is provided with annular retaining ring 120, and annular retaining ring 120 is provided with first connecting portion 121, water conservancy diversion
The side wall of the other end of pipe 100 is provided with the second connecting portion 130 coordinated with end cap 200, and filter 300 is enclosed on mozzle 100
And the filter 1 between first connecting portion 121 and second connecting portion 130, with second connecting portion 130 fix by end cap 200
To prevent filter 300 from being separated with mozzle 100, each filter 300 includes net-filter assembly 1, guide ring 2 and deflector for connection
3, guide ring 2 is provided with the flow-guiding channel 22 for being used for avoiding the first through hole 21 of mozzle 100 and connected with first through hole 21, filter
Screen component 1 is connected with guide ring 2 and the two connection back wall is arranged on filter chamber 10 into filter chamber 10, deflector 3, deflector
3 are provided with for avoiding the second through hole 31 of guide ring 2 and flow channel for liquids 5 corresponding with net-filter assembly 1, the side of mozzle 100
Wall is provided with pod apertures 110, and pod apertures 110 are connected with flow channel for liquids 5 by flow-guiding channel 22.
Reference picture 1, the annular retaining ring 120 of the present embodiment are provided with some circumferentially disposed annular grooves, and some annular grooves are spelled
Connect to form the first connecting portion 121.It is so designed that, the convenient disassembly of mozzle 100.In other embodiment of the present utility model
In, annular retaining ring is provided with screwed hole, and miscellaneous part is connected by screw with annular retaining ring.
Reference picture 1, side wall of the mozzle 100 of the present embodiment away from the one end of annular retaining ring 120 is provided with external screw thread, described
Second connecting portion 130 is external screw thread, and end cap 200 is provided with the internal thread 210 coordinated with external screw thread.It is so designed that, end cap 200 is torn open
Dress is convenient.In other embodiment of the present utility model, end cap is connected with mozzle by rubber ring.
Preferably, assembly type filter core also includes the sealing ring 400 being enclosed on mozzle 100, and filter 300 can be kept off with annular
Circle 120 is offseted by sealing ring 400.It is so designed that, reduces the probability that filter 300 deforms upon under external force.
Reference picture 2, Fig. 3 and Fig. 4, the guide ring 2 of the present embodiment are connected on filter assemblies 1.It is so designed that, reduces water conservancy diversion
The assembly difficulty of ring 2.In other embodiment of the present utility model, guide ring is connected as a single entity with filter assemblies by screw.
Reference picture 3 and Fig. 4, the guide ring 2 of the present embodiment are provided with step, and net-filter assembly 1 is provided with what is coordinated with step
Step groove, specifically：Net-filter assembly 1 includes the first screen pack 11, the second screen pack 12, the 3rd screen pack 13 and the 4th screen pack
14, the first screen pack 11 and the 4th screen pack 14 connect and form filter chamber 10, the second screen pack 12, water conservancy diversion after the two connection
The screen pack 13 of plate 3 and the 3rd is successively set in filter chamber 10 from top to bottom, in the second screen pack 12, the mistake of deflector 3 and the 3rd
When filter screen 13 is successively set in filter chamber 10 from top to bottom, the first screen pack 11, the second screen pack 12, deflector 3, the 3rd mistake
The screen pack 14 of filter screen 13 and the 4th is spliced to form step groove.
Reference picture 3, the step groove of the present embodiment include first step groove and the second step groove being connected with first step groove,
The step includes the second step 23 that first step 24 is connected with first step 24, body：Second screen pack 12 is provided with the
Two avoid holes 121, the aperture of the second through holes of aperture ＞ 31 of the second avoid holes 121, the 3rd screen pack 13 are provided with the 3rd and avoided
Hole 131, the aperture of the second through holes of aperture ＞ 31 of the 3rd avoid holes 131, the first screen pack 11 are provided with the first avoid holes 111,
The aperture of the second through holes of aperture ＞ 31 of the second avoid holes of aperture ＞ 121 of first avoid holes 111, the 4th screen pack 14 are provided with
4th avoid holes 141, the aperture of the second through holes of aperture ＞ 31 of the avoid holes 131 of aperture ＞ the 3rd of the 4th avoid holes 141, its
In, the first screen pack 11 is included in first for connecting the hole wall 112 of the first avoid holes 111 and the hole wall 122 of the second avoid holes 121
End face, the 4th screen pack 14 include being used to connect the 4th of the hole wall 142 of the 4th avoid holes 141 and the hole wall 132 of the 3rd avoid holes 131
Inner face, the first inner face and the 4th inner face surround the side wall of second step groove, the hole wall 122 and the 3rd of the second avoid holes 121
The hole wall 132 of avoid holes 131 surrounds the bottom wall of second step groove, and the second screen pack 12 includes being used to connect the hole of the second avoid holes 121
Second inner face of the hole wall of the through hole 31 of wall 122 and second, the 3rd screen pack 13 include being used to connect the hole wall of the 3rd avoid holes 131
132 and the 3rd inner face of the hole wall of the second through hole 31, the second inner face and the 3rd inner face surround the side wall of first step groove, and
The hole wall of two through holes 31 is the bottom wall of first step groove；First step 24 includes First terrace and the first joint face, First
Terrace is connected with the side wall of guide ring 2 by the first joint face, and second step 23 includes second step face and the second joint face, the
One step surface is connected with second step face by the second joint face, when step insert step groove when, the side wall of second step groove with
Second joint face is corresponding, and the bottom wall of second step groove is corresponding with second step face, the side wall of first step groove and the first joint face
Corresponding, the bottom wall of first step groove is corresponding with first step face.In other embodiment of the present utility model, the second avoid holes
The aperture of the through holes of aperture ＞ second of the avoid holes of aperture ＞ first, the aperture ＞ of the avoid holes of aperture ＞ the 4th of the 3rd avoid holes
The aperture of two through holes.
Reference picture 3, Fig. 6 and Fig. 7, it is preferred that filter assemblies 1 are provided with retainer ring 16, and guide ring 2 inserts retainer ring 16 simultaneously
Offseted with the retainer ring 16, specifically：First screen pack 11 of the present embodiment includes first annular filter screen and is arranged on the first ring
First annular plate on the inside of shape filter screen, the second screen pack 12 include the second annular filter screen and are arranged on the inside of the second annular filter screen
Second annular slab, the 3rd screen pack 13 include the 3rd annular filter screen and the 3rd annular slab being arranged on the inside of the 3rd annular filter screen,
4th screen pack 14 includes fourth annular filter screen and the fourth annular plate being arranged on the inside of fourth annular filter screen, and retainer ring 16 includes
First plate body, the second plate body, the 3rd plate body and the 4th plate body, first plate body are first annular plate, and second plate body is
Second annular slab, three plate body are the 3rd annular slab, and the 4th plate body is fourth annular plate.It is so designed that, increases dish-style
The resistance to deformation intensity of filter.In other embodiment of the present utility model, the first screen pack includes first annular filter screen, and second
Screen pack includes the second annular filter screen, and the 3rd screen pack includes the 3rd annular filter screen, and the 4th screen pack includes fourth annular filter screen.
Reference picture 2 and Fig. 3, the dish-style filter of the present embodiment also include the reinforcement 15 being connected with filter assemblies 1, strengthened
Muscle 15 includes the first reinforcement 151 annular in shape and the second reinforcement 152 in strip, the first reinforcement 151 are arranged on filtering
On the outer surface in centre position, the one end of the second reinforcement 152 is connected component 1 with the marginal position of filter assemblies 1, and second adds
The other end of strengthening tendons 152 is connected with the first reinforcement 151, specifically：The dish-style filter of the present embodiment includes two groups of reinforcements 15,
One of which reinforcement 15 is connected with the outer face of the first screen pack 11, the outer end of another group of screen pack 14 of reinforcement 15 and the 4th
Face connects.
Reference picture 7, the flow channel for liquids 5 of the present embodiment are laterally set on the end face of deflector 3, and flow channel for liquids 5 is horizontal at it
Keep constant to the width dimensions on direction, specifically：The outline of the deflector 3 is rounded, and flow channel for liquids 5 is in circle
It is radially arranged on deflector 3, along the diametric(al) of deflector 3, the width dimensions of flow channel for liquids 5 keep constant.It is so designed that, keeps away
Exempt from melted material to inject in flow-guiding channel 22 from flow channel for liquids 5 in a manner of acceleration or deceleration.In other realities of the present utility model
Apply in example, the outline of deflector is in quadrangle, and along the horizontal direction of deflector, the width dimensions of flow channel for liquids change.
It should be noted that：In the present embodiment, because the outline of deflector 3 is rounded, therefore, " flow channel for liquids 5 is along leading
Flowing plate 3 is radially arranged " be one of which " flow channel for liquids 5 is laterally set along deflector 3 " mode.Certainly, in the utility model
Other embodiment in, the diameter of flow channel for liquids and deflector is interlaced also possible.
Reference picture 7 and Fig. 8, the separated material unit 4 of the present embodiment include restriction 41 and diversion division 42, and restriction 41 is arranged on
The inner side of diversion division 42, diversion division 42 are provided with the drainage channel that is connected with flow channel for liquids 5, drainage channel by deflector 3 side
Edge position thereto between position tilt, specifically：Diversion division 42 includes some first convex tendons 4211 and some second convex tendons 4221,
Some first convex tendons 4211 are arranged in order from the centre position of deflector 3 to its marginal position, between adjacent first convex tendon 4211
Provided with the first gap 4212, drainage channel includes the first drainage channel, and the first gap 4212 is first drainage channel, some
Second convex tendon 4221 is arranged in order from the centre position of deflector 3 to its marginal position, is provided between adjacent second convex tendon 4221
Second gap 4222, drainage channel also include the second drainage channel, and the second gap 4222 is second drainage channel, from Fig. 7
It is not difficult to find out, is in "eight" shape after the first gap 4212 and the splicing of the second gap 4222.It is so designed that, reduces molten plastic and stop
Time on deflector 3.In other embodiment of the present utility model, what diversion division can be including one group or more than three groups is convex
Muscle.
Reference picture 8, the restriction 41 of the present embodiment include some 3rd convex tendons 411, and some 3rd convex tendons 411 are from deflector
3 centre position is arranged in order to its marginal position, and the 3rd connected with flow channel for liquids 5 is provided between adjacent 3rd convex tendon 411
Gap 412, the melted material in a flow channel for liquids 5 can flow into flow channel for liquids 5 adjacent thereto through third space 412.Such as
This design, the convenient flow for adjusting the melted material in the unit interval in different liquids runner 3.In other realities of the present utility model
Apply in example, restriction includes one piece of the 3rd convex tendon.
In the present embodiment, deflector is provided with separated material unit 4 on 3 two end faces.In other implementations of the present utility model
In example, separated material unit is provided with an end face of deflector.
Reference picture 5 and Fig. 6, the flow-guiding channel 22 of the present embodiment is pod apertures.It is so designed that, reduces the manufacture of guide ring 2
Difficulty.In other embodiment of the present utility model, guide ring includes the first guide ring and the second guide ring, the first guide ring
Inner face is provided with guiding gutter, and when the first guide ring and the second guide ring are connected as a single entity by screw, guiding gutter is led with second
The inner face of stream ring surrounds the flow-guiding channel.
Embodiment two
A kind of assembly type filter core, including mozzle, end cap and some filters, the side wall of described mozzle one end are provided with
Annular retaining ring, the annular retaining ring are provided with first connecting portion, and the side wall of the mozzle other end is provided with and the end cap
The second connecting portion of cooperation, the filter is enclosed on the mozzle and the filter is located at the first connecting portion and institute
Between stating second connecting portion, the end cap is fixedly connected with the second connecting portion to prevent the filter and the mozzle
Separation, each filter include net-filter assembly, guide ring and deflector, and the guide ring, which is provided with, to be used to avoid the mozzle
First through hole and the flow-guiding channel that is connected with the first through hole, the net-filter assembly is connected with the guide ring and the two
Connection back wall is arranged on the filter chamber into filter chamber, the deflector, and the deflector, which is provided with, to be used to avoid described lead
The second through hole and flow channel for liquids corresponding with the net-filter assembly, the side wall of the mozzle for flowing ring are provided with pod apertures, institute
Pod apertures are stated to connect by the flow-guiding channel with the flow channel for liquids.
Reference picture 9, it is with the difference of embodiment one：In the present embodiment, the flow channel for liquids 5 by deflector 3 end
Inward-facing depression is formed.
Reference picture 9, the flow channel for liquids 5 of the present embodiment include the first flow channel for liquids 51 and second liquid runner 52, and described
One flow channel for liquids 51 is recessed from the upper end of deflector 3 to its lower end to be formed, the second liquid runner 52 from the lower end of deflector 3 to its
Upper end is recessed to be formed.It is so designed that, in the case where ensuring the plate body intensity of deflector 3, increases the flow channel for liquids 5 on deflector 3
Quantity.In other embodiment of the present utility model, flow channel for liquids includes the first flow channel for liquids, and the first flow channel for liquids is by water conservancy diversion
Plate upper end is recessed to be formed to its lower end；Either, flow channel for liquids includes second liquid runner, and second liquid runner is by under deflector
Hold to concave end thereon and formed.
It should be appreciated that exemplary embodiment as described herein is illustrative and be not restrictive.Although retouched with reference to accompanying drawing
One or more embodiments of the present utility model are stated, it should be understood by one skilled in the art that without departing from appended
In the case of the spirit and scope of the present utility model that claim is limited, the change of various forms and details can be made.
Claims (9)
- A kind of 1. assembly type filter core, it is characterised in that including mozzle, end cap and some filters, described mozzle one end Side wall is provided with annular retaining ring, and the annular retaining ring is provided with first connecting portion, and the side wall of the mozzle other end is provided with The second connecting portion coordinated with the end cap, the filter is enclosed on the mozzle and the filter is located at described first Between connecting portion and the second connecting portion, the end cap be fixedly connected with the second connecting portion with prevent the filter with The mozzle separation, each filter include net-filter assembly, guide ring and deflector, and the guide ring, which is provided with, to be used to avoid The first through hole of the mozzle and the flow-guiding channel connected with the first through hole, the net-filter assembly and the guide ring connect Connect and the two connection back wall is arranged on the filter chamber into filter chamber, the deflector, the deflector, which is provided with, to be used for The second through hole and flow channel for liquids corresponding with the net-filter assembly, the side wall of the mozzle for avoiding the guide ring are provided with Pod apertures, the pod apertures are connected with the flow channel for liquids by the flow-guiding channel.
- 2. assembly type filter core as claimed in claim 1, it is characterised in that the annular retaining ring is provided with some circumferentially disposed Annular groove, some annular grooves are spliced to form the first connecting portion.
- 3. assembly type filter core as claimed in claim 1, it is characterised in that side wall of the mozzle away from annular retaining ring one end External screw thread is provided with, the second connecting portion is the external screw thread, and the end cap is provided with the internal thread coordinated with external screw thread.
- 4. assembly type filter core as claimed in claim 1, it is characterised in that the assembly type filter core also includes being enclosed on the water conservancy diversion Sealing ring on pipe, the filter can be offseted with the annular retaining ring by the sealing ring.
- 5. the assembly type filter core as described in one of Claims 1-4, it is characterised in that the guide ring is connected to the filtering group On part.
- 6. assembly type filter core as claimed in claim 5, it is characterised in that the guide ring is provided with step, the net-filter assembly It is provided with the step groove coordinated with the step.
- 7. assembly type filter core as claimed in claim 6, it is characterised in that the net-filter assembly includes the first screen pack, the second mistake Filter screen, the 3rd screen pack and the 4th screen pack, first screen pack and the 4th screen pack connect and after the two connections Filter chamber is formed, second screen pack, the deflector and the 3rd screen pack are successively set on the mistake from top to bottom In filter chamber, the filtering is successively set on from top to bottom in second screen pack, the deflector and the 3rd screen pack During intracavitary, first screen pack, the second screen pack, the deflector, the 3rd screen pack and the 4th screen pack are spliced to form institute State step groove.
- 8. assembly type filter core as claimed in claim 7, it is characterised in that second screen pack is provided with the second avoid holes, institute The aperture for stating the second avoid holes is more than the aperture of second through hole, and the 3rd screen pack is provided with the 3rd avoid holes, described The aperture of 3rd avoid holes is more than the aperture of second through hole.
- 9. assembly type filter core as claimed in claim 7, it is characterised in that first screen pack is provided with the first avoid holes, institute The aperture for stating the first avoid holes is more than the aperture of second through hole, and the 4th screen pack is provided with the 4th avoid holes, described The aperture of 4th avoid holes is more than the aperture of second through hole.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720292784 | 2017-03-20 | ||
| CN2017202927849 | 2017-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206688333U true CN206688333U (en) | 2017-12-01 |
Family
ID=60447879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720470750.4U Active CN206688333U (en) | 2017-03-20 | 2017-04-28 | A kind of assembly type filter core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206688333U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110152384A (en) * | 2019-06-25 | 2019-08-23 | 苏州凯虹高分子科技有限公司 | A kind of filter core |
| CN112807772A (en) * | 2021-03-03 | 2021-05-18 | 联合滤洁过滤技术(武汉)有限公司 | Butterfly water filters backwash filter core |
-
2017
- 2017-04-28 CN CN201720470750.4U patent/CN206688333U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110152384A (en) * | 2019-06-25 | 2019-08-23 | 苏州凯虹高分子科技有限公司 | A kind of filter core |
| CN112807772A (en) * | 2021-03-03 | 2021-05-18 | 联合滤洁过滤技术(武汉)有限公司 | Butterfly water filters backwash filter core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171221 Address after: No. 569, Asia Pacific Avenue, Pujiang County, Zhejiang Province, 322200 Patentee after: Zhejiang Fei Erte filters Science and Technology Ltd. Address before: Zhang Cun, Pujiang County Road 322200 Pu Nan Jie Bai Shi Yuan Zhejiang city of Jinhua Province in 169 Patentee before: He Zanguo |
|
| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: No. 888, crystal Road, Pujiang County, Zhejiang Province Patentee after: Zhejiang Phil filter Polytron Technologies Inc Address before: No. 569, Asia Pacific Avenue, Pujiang County, Zhejiang Province, 322200 Patentee before: Zhejiang Fei Erte filters Science and Technology Ltd. |
|
| CP03 | Change of name, title or address |