CN108712925A - What can be transformed does not filter the filtration system not run - Google Patents
What can be transformed does not filter the filtration system not run Download PDFInfo
- Publication number
- CN108712925A CN108712925A CN201780016111.3A CN201780016111A CN108712925A CN 108712925 A CN108712925 A CN 108712925A CN 201780016111 A CN201780016111 A CN 201780016111A CN 108712925 A CN108712925 A CN 108712925A
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- CN
- China
- Prior art keywords
- fluid
- opening
- shell
- separator
- ball
- 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.)
- Granted
Links
- 238000001914 filtration Methods 0.000 title description 26
- 239000012530 fluid Substances 0.000 claims abstract description 149
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 68
- 238000004891 communication Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 230000013011 mating Effects 0.000 claims description 5
- 238000002788 crimping Methods 0.000 claims 2
- 238000002485 combustion reaction Methods 0.000 description 7
- 239000000446 fuel Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/13—Supported filter elements
- B01D29/15—Supported filter elements arranged for inward flow filtration
- B01D29/21—Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- 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
- B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
- B01D35/153—Anti-leakage or anti-return valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/04—Supports for the filtering elements
- B01D2201/0415—Details of supporting structures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/40—Special measures for connecting different parts of the filter
- B01D2201/4046—Means for avoiding false mounting of different parts
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
It discloses a kind of do not filter and does not run attachment.Shell is limited to be open the fluid channel that downstream fluid in corresponding second end is open from the upstream fluid in the first end for receiving connection to cartridge filter fluid, and being sized and shaped for of shell is connected to Fluid pump inlet.Shell limits pin opening to receive the pin from cartridge filter also at first end.Fluid channel is divided into upstream portion and downstream part by separator, and upstream portion includes upstream fluid opening and pin opening, and downstream part includes downstream fluid opening.Separator further defines inner opening, and inner opening allows the fluid communication between upstream portion and downstream part.Ball, which is arranged in upstream portion, to be received with upstream fluid opening in the fluid stream being connected to, and the diameter of ball is more than the diameter of inner opening.
Description
Cross reference to related applications
Submitted this application claims on March 8th, 2016, the U.S. Provisional Patent Application of Patent No. 62/305,273 it is excellent
First weigh.This application also requires the Patent No. that on May 3rd, 2016 is submitting and is announced on January 18th, 2017
The priority of the Chinese utility model patent of ZL201620390745.8.The content of the two applications is integrally incorporated by reference.
Technical field
The disclosure relates generally to a kind of filtration systems with replaceable filter element.
Technical background
The mixture of the usual burning fuel of internal combustion engine (such as gasoline, diesel oil, natural gas etc.) and air.Into engine
Before, fluid (such as fuel and oil) before being transported to engine from fluid usually by filter element to remove pollutant
(for example, particle, dust, water etc.).Filter element needs to regularly replace, because the filter medium of filter element is situated between from by filtering
It is captured in the fluid of matter and removes pollutant.In some cases, it during maintenance operation, can be installed not in filtration system
Authorized or non-original-pack replacement filter element.With really authorize filter element compared with, without permission with non-original-pack replacement
Filter element may have poor quality.Using without permission or non-original-pack replacement filter element may be by allowing to pollute
Object enters filter element and is damaged to engine.
Some engines and filtration system realize the feature of various engine integrity protection (" EIP "), such as not filter
Do not run the implementation of (" NFNR ") system.In NFNR systems, if filter element is not installed in filtration system, or at certain
In the case of a little, if being mounted with unsuitable filter element, engine will not run or with the operation of limited capacity (for example,
In protected mode).However, many engines and filtration system are not equipped with this EIP features.Therefore, if not appointing
What filter element or with being used in the case of unsuitable replacement filter element, these engines and filtration system are easy to damage
It is bad.
Invention content
One embodiment, which is related to not filtering, does not run attachment.The attachment includes shell, and shell is limited from being used for and cartridge filter
Fluid receives the fluid channel that the upstream fluid opening of the first end of connection is open to the downstream fluid at corresponding second end,
Shell is sized and shaped for being connected to pump intake, and shell limits pin opening also at first end, and the size for selling opening is set
It counts into and receives the pin from cartridge filter.The attachment further includes separator, and fluid channel is divided into upstream portion and downstream by separator
Part, upstream portion include upstream fluid opening and pin opening, and downstream part includes downstream fluid opening, and on separator
Inner opening is limited, inner opening allows the fluid communication between upstream portion and downstream part.Attachment includes ball, and ball setting exists
It is received in the fluid stream being connected to upstream fluid opening in upstream portion, the diameter of ball is more than the diameter of inner opening so that ball
With mating interference upstream portion of the separator in inner opening and the fluid communication between downstream part.
Another embodiment is related to fluid filter assembly.The component includes cartridge filter, and cartridge filter includes surrounding filter frame
The filter medium of frame setting, filter frame limit centre bore, and there is filter pin, pin to be projected into the end into centre bore.
Component further includes pump intake, in the centrally disposed hole of pump intake.Component includes not filtering and not running attachment, do not filter do not run it is attached
Part is connected to the pump intake in centre bore.The attachment includes：Shell, shell are limited from for being connected to the reception of cartridge filter fluid
First end upstream fluid opening at corresponding second end downstream fluid opening fluid channel, the size of shell and
Shape is designed to couple to pump intake, and shell further defines pin opening, the pin for the setting cartridge filter that is open by pin.Attachment further includes point
Fluid channel is divided into upstream portion and downstream part by parting, separator, and upstream portion includes that upstream fluid opening and pin are open,
Downstream part includes downstream fluid opening, and inner opening is limited on separator, and inner opening allows upstream portion under
Swim the fluid communication between part.Attachment includes ball, and ball is arranged in upstream portion receives the stream being connected to upstream fluid opening
In body stream, the diameter of ball is more than the diameter of inner opening so that ball and mating interference upstream portion of the separator in inner opening
Divide the fluid communication between downstream part.The pin prevents the engagement of ball and separator.
Another embodiment includes a kind of method of operation fluid filter assembly, including will not filter and not run attachment connection
To pump intake.It includes shell that this, which does not filter and does not run attachment, and shell is limited from for receiving be connected to the with cartridge filter fluid
The fluid channel that the upstream fluid opening of one end is open to the downstream fluid at corresponding second end, the size and shape of shell
It is designed to couple to pump intake, shell further defines pin opening, the pin for the setting cartridge filter that is open by pin.It does not filter and does not run attachment
Further include separator, fluid channel is divided into upstream portion and downstream part by separator, and upstream portion includes upstream fluid opening
It is open with pin, downstream part includes downstream fluid opening, and inner opening is limited on separator, and inner opening allows upstream
Fluid communication between part and downstream part.It includes ball not filter and do not run attachment further, and ball is arranged in upstream portion
It is interior to be received in the fluid stream being connected to upstream fluid opening.The diameter of ball is more than the diameter of inner opening so that ball and separator
Mating interference upstream portion in inner opening and the fluid communication between downstream part.In a particular embodiment, cartridge filter
It is connected to not filter and does not run attachment, cartridge filter includes pin, and pin enters pin and is open, to prevent ball from being engaged with separator.
From the detailed description below in conjunction with attached drawing, the tissue and mode of these and other features and its operation will become
Obviously.
Description of the drawings
Fig. 1 is the explosive view according to the NFNR attachmentes of an exemplary embodiment.
Fig. 2A is the side sectional view of NFNR attachmentes shown in Fig. 1.
Fig. 2 B are the front sectional views of NFNR attachmentes shown in Fig. 1.
Fig. 3 A be include Fig. 1 NFNR attachmentes and original-pack or mandate filter element filter assemblies a part side
Face sectional view.
Fig. 3 B be include Fig. 1 NFNR attachmentes and non-original-pack or unauthorized filter assemblies a part side, sectional
Figure.
Specific implementation mode
General with reference to attached drawing, depicts and do not filter the existing filtration system for not running EIP features for being fabricated to
Improvement NFNR attachmentes.Attachment needed this feature later to not needing to initially not filter the benefit for not running EIP features
Manufacturer for it is advantageous.Attachment can be connected in existing filtration system, without to existing filtration system head
Carry out material alteration.NFNR attachmentes prevent the equipment supplied by filtration system (for example, internal combustion engine) in the feelings of not filter element
It is operated under condition.In addition, NFNR attachmentes prevent the equipment supplied by filtration system with without permission or non-original-pack replacement filtering element
Part operates.NFNR attachmentes protect the failure of the damage of filtration system downstream components and the equipment using filtration system.
Referring to Fig.1, the explosive view 100 of NFNR attachmentes 101 is shown accoding to exemplary embodiment.NFNR attachmentes 101 include
Shell 110, retainer 120, grommet 130 and ball 140.In some arrangements, shell 110, retainer 120 and grommet 130 can be with
It independently shapes and is subsequently assembled and form NFNR attachmentes 101 together.In other arrangements, at least shell 110 and retainer 120
Feature shaping be single structure.
Shell 110 is the external shell of NFNR attachmentes 101.In some arrangements, NFNR attachmentes 101 with individually and obviously
It form differently, and can be reequiped to fluid inlet with fluid inlet.Shell 110 can be by various select plastics
(such as plastics) are formed to provide firm shell, while being resisted by exposure to fluid stream (including diesel stream or lead-free fuel
Stream) caused by degrade and abrasion.Shell 110 limits upstream fluid opening 113 at first end, is limited at corresponding second end
Trip fluid openings 111 are fixed, the fluid inlet for being connected to filtration system is sized and shaped for.In some arrangements
In, excircle setting of the annular flange 112 around downstream fluid opening 111.In addition, in some arrangements, the first of shell 110
End further defines a pair of of snap open 114 and pin opening 115.
Retainer 120 includes the feature for the fluid flowing passage for being sized and shaped for being limited in shell 110.One
In a little arrangements, retainer 120 further includes one or more snap projections 123, is configured as by corresponding shell 110
Snap open 114 is for the installation that is clasped.Retainer 120 includes separator 121, traverses the cross section of fluid flowing passage
And limit the inner opening 122 for the other side for allowing fluid to flow to separator 121 from the side of separator 121.
In various arrangements, grommet 130 is made of select material (for example, rubber), at inner opening 122
And the engagement of 121 leakproof of separator (leak-proof) or substantially leakproof is provided at ball 140.Grommet 130 defines ring
Connected in star 132 and concentric grommet hole 131, annular groove 132 are configured to the inner periphery of engagement inner opening 122, concentric grommet hole
131 are configured to provide from the side of separator 121 to the fluid of the other side of separator 121 when in retainer 120
Flow path.Ball 140 is substantially spherical in one embodiment, it is to be understood that in various arrangements, ball 140 can be with
Not exclusively be or substantially spherical shape, but be more ellipse, oval or other shapes.Ball 140 is configured to grasp
Make ground engagement separator 121, that is, in some way with separator interaction (by directly or indirectly contacting) to prevent fluid
Flow through inner opening 122 and/or grommet hole 131.The diameter of ball 140 is more than the diameter in grommet hole 131, and in some arrangements
In, the density of ball 140 is less than by the density of the fluid of relevance filtering component filters.Ball 140 is configured in inner opening 122
And/or it is instantaneously engaged with separator 121 at grommet hole 131.Therefore, In one arrangement, fluid stream can press upward against ball 140
Grommet 130 simultaneously blocks grommet hole 131, to prevent fluid from passing through separator 121.In turn, if fluid flowing weakens, ball
140 can be detached from from grommet 130 and grommet hole 131 is made to expose.
A and 2B referring now to Fig. 2 shows side, sectional Figure 200 and front section view of the NFNR attachmentes 101 of assembling
250.Grommet 130 is connected to the separator 121 of retainer 120, and retainer 120 is mounted in shell 101.In various arrangements
In, snap projection passes through the corresponding snap open 114 in shell to be arranged, with the connection of fixed retainer 120 and shell 110.
When assembling, fluid channel is by the upstream fluid opening 113 of shell 110, the downstream fluid opening 111 in grommet hole 131 and shell 110
It limits.In addition, fluid channel is divided into upstream portion 202 under by separator 121 relative to the direction in fluid flow through fluid channel
Swim part 204.Ball 140 is arranged in upstream portion 202.In this way, the fluid stream for flowing into upstream fluid opening 113 can be by ball 140
Push the grommet hole 131 of grommet 130 and part to and enter the grommet hole 131 of grommet 130, to prevent fluid from flowing to downstream part
204.In addition, in some arrangements, the protrusion 206 extended from the inner wall of shell 110 may be configured to ball 140 being located in rope
Near annular distance 131 and ball 140 is prevented to be caught in or be stuck in the position far from grommet 130 in upstream portion 202.
Fig. 3 A show the first arrangement 300 of fluid filter assembly, and wherein NFNR attachmentes 101, which are connected to, is arranged original-pack
Or the pump intake 302 in the centre bore of the fluid filter 304 authorized.Pump intake 302 is in fluid, is provided and fluid pump
Connection (for example, electric fluid pump, mechanical fluid pump etc.) its by fluid from reservoir (for example, fuel, oil, hydraulic fluid, water
Deng) be drawn through in the entrance NFNR of original-pack fluid filter 304 attachmentes 101, subsequently into pump intake 302.In pump intake 302
Filtered fluid system is then supplied to by relevant pump (such as internal combustion engine).
In the first arrangement 300, the shell 110 of NFNR attachmentes 101 is connected to by the bonding part 312 of pump intake 302
Pump intake 302.In being arranged shown in, bonding part 312 is the circumferentially extending part of the shell of pump intake 302, bonding part
312 excircles for surrounding the annular flange 112 of shell 110 are annularly disposed, and are then rolled onto annular flange 112.In some cloth
In setting, NFNR attachmentes 101 are permanently coupled to pump intake 302 so that the removal of subsequent NFNR attachmentes 101 will damage pump intake
302 and/or otherwise destroy pump intake 302 operation.
Original-pack fluid filter 304 includes the filter medium 306 for being operably linked to filter frame 308, filtering
Device frame 308 is arranged in filter medium 306.In various arrangements, filter medium 306 may be constructed such that the integral circle of setting
Cylindrical corrugated filtering flow material has the cylindrical cloth of the filter frame 308 being concentrically disposed in filter medium 306
It sets.Filter frame 308 limits centre bore, and the NFNR attachmentes 101 of pump intake 302 and connection can be arranged in centre bore, and
Multiple sidewall openings allow the fluid communication between the upstream fluid of filter medium 306 and NFNR attachmentes 101 opening 113.In addition,
Filter frame 308 includes the pin 310 in centrally disposed hole, corresponds to size and the position of the pin opening 115 of shell 110
It sets.When original-pack fluid filter 304 is connected to pump intake 302, pin 310 passes through 115 setting of pin opening so that pin 310
Tip be located near grommet 130.
In operation, the assembling of NFNR attachmentes 101 is coupled to pump intake 302.Then original-pack fluid filter 304 couples
To pump intake 302, by the setting of pin 310 in pin opening 115 and between grommet 130 and ball 140.Activate associated fluid pump
(for example, by activating associated internal combustion engine) generates across filter medium 306 and is opened into the upstream fluid of NFNR attachmentes 101
The fluid stream 314 of mouth 113.Fluid stream 314 encounters 140 cocurrent goal 140 of ball；However, pin 310 prevents ball 140 from moving into and stopping
Grommet hole 131.In this way, fluid stream 314 can be flowed around pin 310 and ball 140, grommet hole 131 is passed through to enter NFNR attachmentes 101
Downstream part 204, into pump intake 302, subsequently into system (for example, internal combustion engine).
Referring now to Fig. 3 B, the second arrangement 350 of fluid filter assembly shows that NFNR attachmentes 101 are connected to and is arranged in non-original
Pump intake 302 in the centre bore of dress or unwarranted fluid filter 352.In the second arrangement 350,302 He of pump intake
NFNR attachmentes 101 can by with about Fig. 3 A first arrangement 300 description it is substantially similar in a manner of construct, however, non-original-pack
Fluid filter 352 lack the pin 310 of the first arrangement 300.Therefore, in operation, ball 140 can be pushed into rope by fluid stream 314
In the grommet hole 131 of ring 130.The engagement of ball 140 and grommet 130 be effectively prevented fluid stream 314 reach pump intake 302, and because
This anti-fluid flow 314 reaches system (for example, internal combustion engine).Similarly, if no fluid filter is connected to pump intake
302, then fluid stream 314 ball 140 can be pushed into grommet hole 131 and block fluid stream 314.
Therefore, NFNR attachmentes 101 provide improvement solution to be initially not designed with the filtration system of NFNR EIP features.
NFNR attachmentes could be attached to these filtration systems without being varied significantly to pump intake 302.NFNR attachmentes 101 will help
In preventing unauthorized by installing or non-original-pack filter element or the filter element being not present in relevant filtration system production
Raw possible system (for example, internal combustion engine) damage.Therefore, which will reduce or eliminate guarantee rope system-related
It pays for.
It should be noted that being intended to indicate that such embodiment using term " exemplary " to describe various embodiments herein
It is the possibility example of possible embodiment, (and such term is not intended to imply that such embodiment must for expression and/or diagram
It is so unusual or five-star example).
As used herein term " connection " etc. means that two components are either directly or indirectly connected to one another.This connection
Can be static (such as permanent) or moveable (for example, can be removed or releasable).Such connection can lead to
Crossing two components, either two components and any other intermediate structure component are formed integrally with each other as single entirety or pass through
Two components or two components and any other intermediate member are connected with each other to realize.
It is significant to note that the construction and arrangement of various exemplary embodiments are merely illustrative.Although in this public affairs
Only be described in detail some embodiments in opening, but read present disclosure those skilled in the art will readily recognize that essence
On do not depart from theme described herein many modifications of novel teachings and advantage be possible (for example, the size of various elements, ruler
Very little, structure, the variation of shape and ratio, parameter value, mounting arrangements, the use of material, color, orientation etc.).For example, being shown as
Integrally formed element can be made of multiple portions or element, and the position of element can overturn or otherwise change, and
And the property or quantity of discrete elements or position can be altered or varied.The sequence or sequence of any step or procedure can be with
Change according to alternate embodiment or resequences.In addition, as one of ordinary skill in the art will appreciate, coming from specific embodiment
Feature can be combined with the feature from other embodiment.Design, operating condition and the arrangement of various exemplary embodiments
Other can be carried out without departing from the scope of the invention to replace, modification, change and omit.
Claims (23)
1. one kind, which does not filter, does not run attachment, which is characterized in that including：
Shell, the shell, which is limited, to be open from for receiving the upstream fluid for first end be connected to cartridge filter fluid to the
The fluid channel of downstream fluid opening at two ends, the shell are sized and shaped for being connected to Fluid pump inlet, institute
It states shell and limits pin opening in the first end, be sized to receive from the cartridge filter and sell；
The fluid channel is divided into upstream portion and downstream part by separator, the separator, and the upstream portion includes institute
Upstream fluid opening and pin opening are stated, the downstream part includes that the downstream fluid is open, in the separator restriction
Portion is open, and the inner opening allows the fluid communication between the upstream portion and the downstream part；And
Ball, the ball, which is arranged in the upstream portion, to be received with upstream fluid opening in the fluid stream being connected to, the ball
Diameter be more than the diameter of the inner opening so that the ball and effective engagement of the separator in the inner opening
Stop the fluid communication between the upstream portion and the downstream part.
2. attachment according to claim 1, which is characterized in that the density of the ball is less than the close of the fluid of the fluid stream
Degree.
3. attachment according to claim 1, which is characterized in that further include grommet, the grommet is in the inner opening
It is concentrically coupled the separator and limits grommet hole, the grommet hole provides the upstream portion and the downstream part
Between fluid communication.
4. attachment according to claim 3, which is characterized in that the grommet by can in the separator and the ball
Each carry out leakproof engagement material formed.
5. attachment according to claim 1, which is characterized in that the separator is formed as the guarantor being arranged in the shell
Hold a part for frame.
6. attachment according to claim 5, which is characterized in that the retainer includes at least one snap projection, and
The shell includes at least one corresponding snap open, and the wherein described retainer passes through at least one snap projection
Being buckled to fix in the shell at least one corresponding snap open.
7. attachment according to claim 1, which is characterized in that the shell, which is included in, to be open around the downstream fluid
Annular flange provided around excircle, the annular flange are configured to engage with the Fluid pump inlet by crimping.
8. attachment according to claim 1, which is characterized in that it is prominent that the shell is included in the inside in the upstream portion
It rises, the inner projection is configured to the neighbouring inner opening and positions the ball.
9. a kind of fluid filter assembly, which is characterized in that including：
Cartridge filter, the cartridge filter include the filter medium around filter frame setting, and the filter frame limits center
There is pin, the pin to be projected into the end of the centre bore for hole, filter frame；
Pump intake, the pump intake are arranged in the centre bore；And
It does not filter and does not run attachment, described do not filter does not run the pump intake that attachment is connected in the centre bore, and
Including：
Shell, the shell, which is limited, to be open from the upstream fluid for receiving the first end being connected to cartridge filter fluid in phase
The fluid channel of downstream fluid opening at the second end answered, the shell are sized and shaped for being connected to described be pumped into
Mouthful, the shell further defines pin opening, and the pin of the cartridge filter is arranged by pin opening；
The fluid channel is divided into upstream portion and downstream part by separator, the separator, and the upstream portion includes institute
Upstream fluid opening and pin opening are stated, the downstream part includes the downstream fluid opening, and in the separator
Upper restriction inner opening, the inner opening allow the fluid communication between the upstream portion and the downstream part；And
Ball, the ball, which is arranged in the upstream portion, to be received with upstream fluid opening in the fluid stream being connected to, the ball
Diameter be more than the diameter of the inner opening so that the ball and mating interference of the separator in the inner opening
Fluid communication between the upstream portion and the downstream part.
10. component according to claim 9, which is characterized in that the density of the ball is less than the fluid of the fluid stream
Density.
11. component according to claim 9, which is characterized in that further include grommet, the grommet is in the inner opening
It is concentrically coupled the separator and limits grommet hole, the grommet hole provides the upstream portion and the downstream part
Between fluid communication.
12. component according to claim 11, which is characterized in that the grommet is by can be with the separator and the ball
In each carry out leakproof engagement material formed.
13. component according to claim 9, which is characterized in that the separator is formed as being arranged in the shell
A part for retainer.
14. component according to claim 13, which is characterized in that the retainer includes at least one snap projection, and
And the shell includes at least one corresponding snap open, wherein the retainer is existed by least one snap projection
Being buckled to fix in the shell at least one corresponding snap open.
15. component according to claim 9, which is characterized in that the shell is included in be open around the downstream fluid
Excircle provided around annular flange, the annular flange is configured to connect with the Fluid pump inlet is engaged by crimping
It closes.
16. component according to claim 9, which is characterized in that the shell is included in the inside in the upstream portion
Protrusion, the inner projection are configured to the neighbouring inner opening and position the ball.
17. component according to claim 9, which is characterized in that the pump intake is configured to not run with described do not filter
The different structure of attachment.
18. a kind of method of operation fluid filter assembly, which is characterized in that including：
It will not filter and not run attachment and be connected to pump intake, described do not filter does not run attachment and include：
Shell, the shell, which is limited, to be open from the upstream fluid for receiving the first end being connected to cartridge filter fluid in phase
The fluid channel of downstream fluid opening at the second end answered, the shell are sized and shaped for being connected to described be pumped into
Mouthful, the shell further defines pin opening, and the pin of the cartridge filter is arranged by pin opening；
The fluid channel is divided into upstream portion and downstream part by separator, the separator, and the upstream portion includes institute
Upstream fluid opening and pin opening are stated, the downstream part includes the downstream fluid opening, and in the separator
Upper restriction inner opening, the inner opening allow the fluid communication between the upstream portion and the downstream part；And
Ball, the ball, which is arranged in the upstream portion, to be received with upstream fluid opening in the fluid stream being connected to, the ball
Diameter be more than the diameter of the inner opening so that the ball and mating interference of the separator in the inner opening
Fluid communication between the upstream portion and the downstream part.
19. according to the method for claim 18, which is characterized in that further include：
The cartridge filter is connected to described do not filter and does not run attachment, the cartridge filter includes the pin, and the pin enters institute
Pin opening is stated, to prevent the ball from being engaged with the separator.
20. according to the method for claim 18, which is characterized in that the separator is configured to be arranged in the shell
A part for retainer.
21. according to the method for claim 18, which is characterized in that described not filter that not run attachment further include grommet, institute
It states grommet to be concentrically coupled the separator in the inner opening and limit grommet hole, described in the grommet hole offer
Fluid communication between upstream portion and the downstream part.
22. according to the method for claim 21, which is characterized in that the grommet is by can be with the separator and the ball
In each carry out leakproof engagement material formed.
23. according to the method for claim 18, which is characterized in that described do not filter does not run attachment and the pump intake
Connection is permanently to couple.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662305273P | 2016-03-08 | 2016-03-08 | |
| US62/305,273 | 2016-03-08 | ||
| PCT/US2017/021126 WO2017155974A1 (en) | 2016-03-08 | 2017-03-07 | Retrofittable no filter no run filtration system |
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| Publication Number | Publication Date |
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| CN108712925A true CN108712925A (en) | 2018-10-26 |
| CN108712925B CN108712925B (en) | 2023-10-27 |
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| CN201780016111.3A Active CN108712925B (en) | 2016-03-08 | 2017-03-07 | Retrofittable non-filtering non-operating filtration system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112028278A (en) * | 2020-08-27 | 2020-12-04 | 深圳市优福环保科技有限公司 | Exclusive method for replacing filter element of water purifier |
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| US4384962A (en) * | 1981-03-06 | 1983-05-24 | Stant Inc. | Fuel-water separator |
| US20030057146A1 (en) * | 2001-09-25 | 2003-03-27 | Rickle Gary L. | Fuel filter assembly having a conductive spring |
| US20150273369A1 (en) * | 2014-03-27 | 2015-10-01 | Cummins Filtration Ip, Inc. | No filter no run fluid filtration system |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4384962A (en) * | 1981-03-06 | 1983-05-24 | Stant Inc. | Fuel-water separator |
| US20030057146A1 (en) * | 2001-09-25 | 2003-03-27 | Rickle Gary L. | Fuel filter assembly having a conductive spring |
| US20150273369A1 (en) * | 2014-03-27 | 2015-10-01 | Cummins Filtration Ip, Inc. | No filter no run fluid filtration system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112028278A (en) * | 2020-08-27 | 2020-12-04 | 深圳市优福环保科技有限公司 | Exclusive method for replacing filter element of water purifier |
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| CN108712925B (en) | 2023-10-27 |
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