CN109177500A - Print cartridge - Google Patents
Print cartridge Download PDFInfo
- Publication number
- CN109177500A CN109177500A CN201810965145.3A CN201810965145A CN109177500A CN 109177500 A CN109177500 A CN 109177500A CN 201810965145 A CN201810965145 A CN 201810965145A CN 109177500 A CN109177500 A CN 109177500A
- Authority
- CN
- China
- Prior art keywords
- valve
- protrusion
- print cartridge
- film
- deck
- 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
- 238000009434 installation Methods 0.000 claims description 20
- 230000007704 transition Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 17
- 238000004891 communication Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000005499 meniscus Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
- B41J2/17503—Ink cartridges
- B41J2/17506—Refilling of the cartridge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
- B41J2/17503—Ink cartridges
- B41J2/17513—Inner structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
- B41J2/17503—Ink cartridges
- B41J2/17553—Outer structure
Abstract
The present invention provides a kind of print cartridge, comprising: inking chamber and air control valve, air control valve is for controlling whether gas enters inking chamber；Air control valve includes: valve body and the valve film and valve deck that are set in turn on valve body, the first protrusion is provided on valve film, the valve opening matched with valve deck is provided in first protrusion, the second protrusion for matching with valve deck is additionally provided on valve film, when valve film is non-deformed, the protrusion plane of the second protrusion relative to the valve film main body of valve film height less than the first protrusion protrusion plane relative to valve film valve film main body height.Print cartridge provided by the invention, in the non-deformed situation of valve film, the protrusion plane of second protrusion relative to the valve film main body of valve film height less than the first protrusion protrusion plane relative to valve film valve film main body height, it realizes before print cartridge use, second protrusion can be matched with valve deck, second layer sealing structure is formd, the leakage of ink is efficiently reduced or even prevent, the case where so as to avoid air guide port ink leak is caused.
Description
Technical field
The present invention relates to inkjet printer technologies field more particularly to a kind of print cartridges.
Background technique
With reference to shown in attached drawing 1-3, the prior art provides a kind of print cartridge 001, which includes: adapter 003 and box
Body 002, box body 002 include inking chamber 023, air control valve 015, air control valve film 0151, air guide port 011, note in box body shell
Black mouth 009, ink outlet port 005；Wherein, air control valve film 0151 belongs to a part of air control valve 015.Adapter 003 has chip
004, box body 002 is installed on adapter 003, forms print cartridge 001.
Such print cartridge 001 in process of production, air-guiding film 007 block air guide port 011 in the case where, in print cartridge 001
Portion vacuumizes, and then carries out refilling to print cartridge 001 from the ink filling port 009 being connected with inking chamber 023.After exhausting vacuum, ink
Intimate vacuum state in all spaces in box 001, pressure are about 5KPa (atmospheric pressure 101KPa, vacuum negative pressure device setting
Value is -95KPa), it include air guide channel 021, communication port 012, inking chamber 023, the first valve chamber 022, the second valve chamber 025.Its
In, space between valve body 0154 and valve film 0153 is the first valve chamber 022, and the space between valve film 0153 and valve deck 0152 is the
Two valve chambers 025.
After injecting ink, in the inking chamber 023 and inside of the first valve chamber 022 is by injection ink.Ink can reach valve film
The position that valve opening 01531 and valve deck 0152 on 0153 abut against, at this point, air guide channel 021, communication port 012 and the second valve chamber
It is intimate vacuum state in 025, and has ink in the first valve chamber 022.
However, the foozle of valve deck 0152 and valve film 0153 determines not all valve deck when manufacturing
Between 0152 and valve film 0153 can be good at cooperation it is (lower to the unlatching threshold requirements of air control valve especially for those
Print cartridge), there is the foozle between the valve deck 0152 of part print cartridge 001 and valve film 0153 to result between both with small narrow
Seam, in addition the intimate vacuum state in air guide channel 021, communication port 012 and the second valve chamber 025, ink can be from its small slit
Between pass through, flow through and air guide channel 021 and then enter at air guide port 011.At this point, when user needs to beat using print cartridge 001
When convincing the air-guiding film 007 on port 011 by patient analysis, ink can flow out (011 ink leak of air guide port) from air guide port 011, and may flow
On to box body 002, user is on hand or on desk.
Summary of the invention
The present invention provides a kind of print cartridges, existing in the prior art when user needs using print cartridge to solve, ink
Water can flow out from air guide port, and may flow on box body, problem of the user on hand or on desk.
A kind of print cartridge is provided according to the present invention, comprising: inking chamber and air control valve, the air control valve are for controlling gas
It is no to enter the inking chamber；The air control valve includes: valve body and the valve film and valve deck that are set in turn on the valve body, described
It is provided with the first protrusion on valve film, the valve opening matched with the valve deck is provided in first protrusion, is gone back on the valve film
It is provided with the second protrusion for matching with the valve deck, when the valve film is non-deformed, the protrusion of second protrusion is flat
Face is less than valve of the protrusion plane of first protrusion relative to the valve film relative to the height of the valve film main body of the valve film
The height of film main body.
Print cartridge as described above, forms the second valve chamber between the valve film and the valve deck, first protrusion with it is described
A separate space is formed between second protrusion, when second protrusion and the valve deck are abutted and are bonded, it is described between separate space with it is described
Second valve chamber is not connected to；When there is gap between second protrusion and the valve deck, it is described between separate space and second valve
Chamber connection.
Print cartridge as described above, the valve film includes tapering, and the valve opening is located at the center in the tapering, and described second is prominent
It rises and is set on the tapering.
Print cartridge as described above, second protrusion are the annulus of a closure.
Print cartridge as described above, the sectional area of the annulus of second protrusion are greater than the sectional area of first protrusion.
Print cartridge as described above is provided with for abutting the abutting being bonded with second protrusion on valve deck center
Face, the diameter of the bearing surface are greater than the diameter of second protrusion.
Print cartridge as described above, the valve film have the first plane and the second plane that are oppositely arranged, and the tapering is from institute
It states the second plane and is directed toward first planar projections, be provided with third protrusion in second plane, be provided on the valve body
First support portion forms cricoid gap between the third protrusion and the first support portion.
Print cartridge as described above, the internal diameter diameter of the third protrusion are greater than the outer diameter diameter of first support portion, or
Person,
The outer diameter diameter of the third protrusion is less than the internal diameter diameter of first support portion.
Print cartridge as described above, is provided with one or more recess portion in the third protrusion, on first support portion
It is provided with one or more notch, the recess portion and the notch are formed between first support portion and the third protrusion
Gap.
Print cartridge as described above, is provided with the second support portion on the valve deck, first support portion with described second
Support part is oppositely arranged and bears against in the two sides of the valve film.
Print cartridge as described above, the outer diameter diameter phase of the outer diameter diameter of first support portion and second support portion
Deng.
Print cartridge as described above is additionally provided with the pillar for preventing the valve film transition deformation on the valve body.
Print cartridge as described above, the pillar are set to the middle part of first support portion.
Print cartridge as described above is provided with multiple valve deck protrusions on the valve deck, forms valve between the valve deck protrusion
Channel.
Print cartridge as described above is to disconnect with the equitant part of the valve passage in second support portion.
Print cartridge as described above, the print cartridge include the box cover of shell and installation on the housing, and the air control valve is set
It is placed on the box cover.
Print cartridge as described above, the valve film have the first flange and the second flange, and first flange is set to first
On the edge of plane, second flange is set on the edge of the second plane, and the valve deck includes valve deck edge, the valve body
Including valve body edge, the valve deck edge clamps first flange, and the valve body edge clamps second flange.
Print cartridge provided by the invention has by the way that the first protrusion and the second protrusion that match on valve film with valve deck is arranged in
Effect ground reduces or even ink is prevented to reach air guide port from inking chamber, specifically, in the non-deformed situation of valve film, the second protrusion
Protrusion plane relative to the valve film valve film main body height be less than first protrusion protrusion plane relative to described
The height of the valve film main body of valve film, to realize after print cartridge injects ink, by user before use, the first protrusion and valve deck
It matches, forms first layer sealing structure, and the second protrusion can be matched with valve deck, form second layer sealing structure, be had
Effect ground, which is reduced, even prevents the leakage of ink, the case where so as to avoid air guide port ink leak is caused, improves print cartridge use
Reliability, be conducive to the popularization and application in market.
The advantages of additional aspect of the invention, will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Described in detail below, the above and other objects, features and advantages general of the embodiment of the present invention by referring to accompanying drawing
It becomes more clearly understood from.In the accompanying drawings, by by example and it is unrestricted in a manner of multiple embodiments of the invention are said
It is bright, in which:
Fig. 1 is the structural schematic diagram for the print cartridge that the present invention provides in the prior art；
Fig. 2 is the partial structure diagram for the cartridge case that the present invention provides in the prior art；
Fig. 3 is the A-A cross-sectional view of Fig. 2；
Fig. 4 is a kind of structural schematic diagram of mounting portion provided in an embodiment of the present invention；
Fig. 5 is that schematic diagram is disassembled in a kind of part of print cartridge provided in an embodiment of the present invention；
Fig. 6 a is a kind of structural schematic diagram of valve film provided in an embodiment of the present invention；
Fig. 6 b is a kind of structural schematic diagram of valve deck provided in an embodiment of the present invention；
Fig. 7 is structural schematic diagram of the print cartridge provided in an embodiment of the present invention in the case where exhausting vacuum and unimplanted state of ink；
Fig. 8 is that print cartridge provided in an embodiment of the present invention is completed in refilling and do not tear the structural representation under air guide membrane stage
Figure；
Fig. 9 is print cartridge provided in an embodiment of the present invention in the case where tearing air-guiding film and normal use air control valve being not switched on state
Structural schematic diagram；
Figure 10 is print cartridge provided in an embodiment of the present invention in the case where tearing air-guiding film and normal use air control valve opening state
Structural schematic diagram；
Figure 11 is the structural schematic diagram of another valve film provided in an embodiment of the present invention；
Figure 12 is the partial structure diagram of another print cartridge provided in an embodiment of the present invention；
Figure 13 is the schematic diagram of the section structure of another print cartridge provided in an embodiment of the present invention；
Figure 14 is the structural schematic diagram of another valve deck provided in an embodiment of the present invention；
Figure 15 is the schematic diagram of the section structure of another print cartridge provided in an embodiment of the present invention；
Figure 16 is the structural schematic diagram of another print cartridge provided in an embodiment of the present invention；
Figure 17 is also a kind of structural schematic diagram of print cartridge provided in an embodiment of the present invention；
Figure 18 is that schematic diagram is disassembled in the part of the print cartridge in Figure 17.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", " height ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "inner", "outside" is orientation based on the figure or position
Relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be direct phase
Even, can also indirectly connected through an intermediary, the interaction that can be connection or two elements inside two elements is closed
System, unless otherwise restricted clearly.For the ordinary skill in the art, above-mentioned art can be understood as the case may be
The concrete meaning of language in the present invention.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
A kind of print cartridge is present embodiments provided, which may be mounted on mounting portion 100 as shown in Figure 4, wherein should
Mounting portion 100 may include: contact pilotage component 104, ink supply needle 102, one or more installation position, fixed part 103, one or
Multiple test sections 107.For ink supply needle 102 for being connected with the ink outlet port of print cartridge, the print head for mounting portion 100 provides inking chamber
Interior ink completes print out task.Mounting portion 100 can install a print cartridge, alternatively, multiple print cartridges can also be installed.It is multiple
Print cartridge can be the print cartridge of different colours, be also possible to one of them or it is several be same color print cartridge.Each installation position
A corresponding test section 107, therefore test section 107 can have one or more.As shown in figure 4, mounting portion 100 can install four
A print cartridge, it is corresponding, there is the first installation position 105, the second installation position 106,108 to the 4th installation position of third installation position (figure
In be not shown), totally four installation positions.The mountable print cartridge in each installation position.Four print cartridges can be four kinds of different colours
Print cartridge, such as: black, yellow, blue are red.There are four test section 107, print cartridge has box body and is set on box body
Adapter has handle on adapter, is provided with detent on handle, when print cartridge is installed on mounting portion 100, detent and installation
The fixed part 103 in portion 100 matches, and print cartridge is prevented to be detached from mounting portion 100, that is, prevents print cartridge to+Z-direction movement.Adapter
On also have chip.When print cartridge is installed on mounting portion 100, chip is in contact with the contact pilotage component 104 of mounting portion 100, complete
At the transmission between the electric signal between chip and printer.It should be noted that being set to the print cartridges structure on mounting portion 100
Can be similar with 001 structure of print cartridge of Fig. 1-Fig. 2, for details, reference can be made to the part descriptions in background technique, and details are not described herein.
For ease of description, three-dimensional space rectangular coordinate system XYZ axis is now defined；X-axis, Y-axis, Z axis mutually hang down between any two
Directly.Mounting portion 100 is whole in the cuboid with opening 101, wherein 101 positions of opening are located at+Z-direction on, ink supply needle
102 be located at-Z-direction on.The direction of contact pilotage component 104 is directed toward along installation position and is set as+X-direction perpendicular to Z-direction.It hangs down
Directly Y direction is set as in X-axis and Z-direction.Multiple installation positions arrange along the y axis.It is directed toward the first installation in the second installation position 106
The direction of position 105 is+Y direction.When print cartridge 001 is installed on mounting portion 100, the XYZ axis direction and mounting portion of print cartridge 001
100 XYZ axis direction is consistent.
The direction that print cartridge 001 is installed to mounting portion 100 is direction T, and direction T edge-Z-direction extends.The box body of print cartridge 001
002 is installed to 001 entirety of formation print cartridge on adapter 003, and box body 002 includes: the shell 017 for carrying ink and other component, control
Air valve 015, ink outlet port 005, ink filling port 009, ink filling port rubber plug 010, air guide port 011, chamber film 020.Chamber film 020 and shell
017 forms inking chamber 023.
Specifically, with reference to attached drawing 1,2,5,6a, 6b, 7-10 it is found that the print cartridge 001 may include: inking chamber 023 and control gas
Valve 015, air control valve 015 is for controlling whether gas enters inking chamber 023；Air control valve 015 includes: valve body 0154 and successively sets
The valve film 0153 and valve deck 0152 being placed on valve body 0154 are provided with the first protrusion 01534, the first protrusion on valve film 0153
It is provided with the valve opening 01531 matched with valve deck 0152 on 01534, is additionally provided on valve film 0153 for matching with valve deck 0152
The second protrusion 01535 closed, when valve film 0153 is non-deformed, the protrusion plane of the second protrusion 01535 is relative to valve film 0153
The height of valve film main body less than the first protrusion 01534 protrusion plane relative to valve film 0153 valve film main body height.
Wherein, the present embodiment for the second protrusion 01535 concrete shape structure without limitation, those skilled in the art can
Any setting is carried out with the function realized according to it, for example, the second protrusion 01535 can be set to the ring of a closure
Shape structure, the ring structure can be specially circular ring structure, square ring structure, polygonal annular structure etc., more preferably, second
Protrusion 01535 is the circular ring structure of a closure.Also, in the non-deformed situation of valve film 0153, the protrusion of the second protrusion 01535
Plane relative to the valve film main body of valve film 0153 height H2 less than the first protrusion 01534 protrusion plane relative to valve film 0153
Valve film main body height H1.
In addition, foring the first valve chamber 022, shape between valve film 0153 and valve deck 0152 between valve body 0154 and valve film 0153
At the second valve chamber 025.First valve chamber 022 is connected by valve through-hole 01543 with inking chamber 023,022 selectivity of the first valve chamber
Be connected with the second valve chamber 025: valve opening 01531 and valve deck 0152 abutting be bondeds, the closure of air control valve 015, then the second valve chamber 025
It is not connected to the first valve chamber 022；Valve opening 01531 is not abutted with valve deck 0152 and is bonded, and air control valve 015 is opened, then the second valve chamber 025
It is connected to the first valve chamber 022.In addition, valve film 0153 is flat with the first plane 01532 and opposite with the first plane 01532 second
Face 01537, the second protrusion 01535 can be set in the first plane 01532, the first protrusion 01534 and the second protrusion 01535 it
Between form a separate space 01536, when the second protrusion 01535 and valve deck 0152 are abutted and are bonded, separate space 01536 and the second valve chamber
025 is not connected to；When there is gap 031 between the second protrusion 01535 and valve deck 0152, that is, the second protrusion 01535 and valve deck
When not abutting fitting between 0152, separate space 01536 is connected to the second valve chamber 025.At this point, print cartridge 001 is from air guide port 011 to control
The path of air valve 015 are as follows: 014 → valve inlet of air guide port 011 → air guide channel, 021 → communication port, 012 → communicating passage 01524 →
01523 → bearing surface of valve passage 01525.
Wherein, a part of communicating passage 014 can be set on shell 017, and another part can be set in valve deck 0152
On.There are valve inlet 01524, bearing surface 01525, valve passage 01523, valve deck edge 01521 on valve deck 0152.The of valve deck 0152
It is provided with multiple valve deck protrusions on one valve face 01522, forms valve passage 01523 between valve deck protrusion.On valve body 0154 according to
It is whole to form air control valve for secondary installation valve film 0153, valve deck 0152, air control valve film 0151.Wherein, valve film 0153 has the first flange
01533 and second flange 01539, the first flange 01533 be set on the edge of the first plane 01532, the second flange 01539 is set
It is placed on the edge of the second plane 01537, valve deck 0152 includes valve deck edge 01521, and valve body 0154 includes valve body edge
01541, valve deck edge 01521 clamps the first flange 01533, and valve body edge 01541 clamps the second flange 01539, makes valve film
0153 stable and firm is installed in air control valve 015.After air control valve 015 installs, the position face valve deck 0152 of valve opening 01531
Central location, in the case where not carrying out any operation to box body 002, valve opening 01531 is fitted in the bearing surface of valve deck 0152
On 01525.
In order to make it easy to understand, being illustrated below to the production process of print cartridge 001, mainly comprise the steps that
(1) in the case where air-guiding film 007 blocks air guide port 011, to being vacuumized inside print cartridge 001.
(2) refilling is carried out to print cartridge 001 from the ink filling port 009 being connected with inking chamber 023.
(3) print cartridge 001 is packed.The production of print cartridge 001 is completed.
When user uses print cartridge 001, air-guiding film 007 is torn, so that air guide port 011 is connected to outside air.Then
Print cartridge 001 is installed on mounting portion 100.
As shown in Figure 1, Figure 2, shown in Fig. 3-Figure 10, the production process and use process of print cartridge 001 are described in detail:
A, assembled pack 002: by valve film 0153, valve deck 0152, air control valve film 0151, air-guiding film 007, refilling membrana oralis 006,
The components such as ink filling port rubber plug 010 are installed on shell 017, so that formation not yet vacuumizes, the box under the original state of not yet refilling
Body 002.Under this state, the first protrusion 01534 abuts the bearing surface 01525 of valve deck 0152；Because the protrusion of the second protrusion 01535 is flat
Face relative to the valve film main body of valve film 0153 height H2 less than the first protrusion 01534 protrusion plane relative to valve film 0153
The height H1 of valve film main body, in turn, the second protrusion 01535 are not abutted against with valve deck 0152.
B, it vacuumizes: in the case where air-guiding film 007 blocks air guide port 011, to being vacuumized inside print cartridge 001.Into
One step, box body 002 can be vacuumized by ink filling port 009, atmospheric pressure 101KPa, vacuum negative pressure device setting value
For -95KPa.After exhausting vacuum, intimate vacuum state in all spaces, pressure are about 5KPa in box body 002.At this point, box body
002 state is as shown in Figure 7, it is to be understood that the pressure in its 002 all space in inside of box body can also be taken out by vacuumizing
For 0KPa, it is also possible to 1KPa, 3KPa, 6KPa etc., can reach the effect vacuumized.So that inking chamber 023, second
Valve chamber 025, the first valve chamber 022, air guide channel 021, the pressure in communicating passage 014 are consistent, therefore, the valve film of air control valve 015
0153 is in undeformed state, and the first protrusion 01534 of valve film 0153 and the bearing surface 01525 of valve deck 0152 fit.In valve
In the non-deformed situation of film 0153, the protrusion plane of the second protrusion 01535 is small relative to the height H2 of the valve film main body of valve film 0153
In the first protrusion 01534 protrusion plane relative to valve film 0153 valve film main body height H1, at this point, separate space 01536 with
Second valve chamber 025 is interconnected.The bearing surface 01525 of first protrusion 01534 abutting valve deck 0152；Second protrusion 01535
It is not abutted against with valve deck 0152.
C, refilling refilling: is carried out to print cartridge 001 from the ink filling port 009 being connected with inking chamber 023.Carrying out refilling
When, ink is injected into inking chamber 023, if the ink of refilling is enough, ink can enter by valve through-hole 01543
In one valve chamber 022.After ink reaches in the first valve chamber 022, ink can also be reached at 01531 position of valve opening, due to air guide port
011, air guide channel 021, communication port 012, communicating passage 014, in the second valve chamber 025 be intimate vacuum state, but the first valve
There is ink in chamber 022.Because of the influence of pressure difference, valve film 0153 can to-deformation occurs for Y direction, the second protrusion 01535
Also it can fit on bearing surface 01525.The state of print cartridge 001 is as shown in Figure 8 at this time.In this state, separate space 01536 and
It is spaced apart between two valve chambers 025.Such as the description of background technique, have between the valve deck 0152 of part print cartridge 001 and valve film 0153
Foozle result between both have small slit, in addition in air guide channel 021, communication port 012, the second valve chamber 025
Intimate vacuum state, ink can pass through between its small slit, and ink can reach at 01536 position of a separate space, and ink arrives
Up to after separate space 01536, since the second protrusion 01535 is bonded with the abutting between bearing surface 01525, be formed as in addition to first is prominent
The second except first of sealing that 01534 abuts against with bearing surface 01525 is played to seal, ink will not or seldom from interval
Chamber 01536 reaches in the second valve chamber 025, and in turn, ink will not reach communicating passage 014, air guide channel 021, communication port
012, at air guide port 011, so as to avoid technical problem present in background technique.
Further, a tapering 01538 can be set on valve film 0153, and valve opening 01531 is located at tapering 01538
Center, the second protrusion 01535 are arranged on tapering 01538.This structure ensure that the second protrusion 01535 has preferably deformation energy
Power, to preferably ink be prevented to reach in the second valve chamber 025 from separate space 01536.At this point, the second protrusion 01535 is preferably
The annulus of one closure is provided with bearing surface 01525 on the center of valve deck 0152, and the maximum dimension D 2 of bearing surface 01525 is greater than
The diameter D1 of the annulus most outer diameter of second protrusion 01535 thereby may be ensured that the second protrusion 01535 is easier and 0152 phase of valve deck
Fitting is abutted, more effectively ink is prevented to reach in the second valve chamber 025 from separate space 01536.More preferably, the second protrusion
The sectional area of 01535 annulus is greater than the sectional area of the first protrusion 01534, may further guarantee the second protrusion 01535 and support
The sectional area of the fitting of junction 01525 increases, and more effectively ink is prevented to reach in the second valve chamber 025 from separate space 01536.
D, the installation of adapter 003, packaging: the box body 002 after ink will have been infused and be assembled into one together with adapter 003
It rises, forms whole print cartridge 001.Print cartridge 001 by labelling, packaging and other steps, formed can normal sale product.
E, air-guiding film 007 is torn, air control valve 015 is not yet opened: when user needs using print cartridge 001, tearing air guide
Film 007, air guide port 011 are connected with ambient atmosphere.Air guide channel 021, communication port 012, the second valve chamber 025 are interior from step C's
Intimate vacuum state is changed to the state being connected with atmosphere.During pressure change, air control valve 015 may be to+Y-axis side
To deformation occurs, valve opening 01531 is possible to that bearing surface 01525 can be detached from, so that the ink between being located in separate space 01536 can return
It flows in the first valve chamber 022, and ink supply can be normally used for.This change procedure is very fast, only a few tens of milliseconds, several hundred millis
Second or several seconds.After print cartridge 001 is stablized, the state of print cartridge 001 is as shown in Figure 9 at this time.Air guide channel 021, communication port 012,
Second valve chamber 025 is connected with atmosphere, valve film 0153 from the state of step C to+deformation occurs for Y direction, eventually arrive at Fig. 9 institute
The state shown.At this point, the second protrusion 01535 is not abutted against with bearing surface 01525, between separate space 01536 and the second valve chamber 025
It is connected.There is a tapering 01538, valve opening 01531 is located at 01538 center of tapering, the second protrusion 01535 on valve film 0153
It is arranged on tapering 01538.Tapering 01538 is edge-Y direction protrusion.The state of air control valve 015 is to pass through air control valve at this time
Abutting between 015 valve opening 01531 and bearing surface 01525 or not to control whether gas proceeds to inking chamber 023
It is interior.Since in the case where step C-state, ink is located at 01531 position of valve opening, in separate space 01536, so box body 002
When reaching step E-state, ink can remain at the small slit between valve deck 0152 and valve film 0153, due to ink
Meniscus effect, when air reaches small slit, since, there are ink, air can not reach second by small slit between small slit
In valve chamber 025, inking chamber 023, to have the function that fluid-tight.In addition, print cartridge 001 can after user tears air-guiding film 007
To be installed in mounting portion 100.
F, air control valve 015 is opened: when print cartridge 001 is installed on mounting portion 100, being acted in the suction force of ink supply needle 102
Under, ink gradually decreases in inking chamber 023, and the pressure in inking chamber 023 gradually decreases, and negative pressure value is increasing.Work as ink
When negative pressure in chamber 023 reaches certain threshold value, the valve film 0153 of air control valve 015 can be formed to+Y direction deformation as schemed
State shown in 10.Valve film 0153 is detached from bearing surface 01525, the second valve chamber 025, first to+Y direction deformation, valve opening 01531
The connection of valve chamber 022, air enter the first valve chamber 022, and then are entered in inking chamber 023 by valve opening 01531, and supply is in negative
The inking chamber 023 of pressure value.By the conversion of state between Fig. 9 and Figure 10, so that ink gradually uses up, the printing of printer is completed
Task.
Print cartridge 001 provided in this embodiment, by the way that the first protrusion matched on valve film 0153 with valve deck 0152 is arranged in
01534 and second protrusion 01535, effectively reduce or even prevent ink to reach air guide port 011 from inking chamber 023, specifically
, in the non-deformed situation of valve film 0153, the height of the protrusion plane of the second protrusion 01535 relative to the valve film main body of valve film 0153
Spend less than the first protrusion 01534 protrusion plane relative to valve film 0153 valve film main body height, to realize in print cartridge
001 by (infused ink, tear air-guiding film before) before user's use, and the first protrusion 01534 is matched with valve deck 0152, shape
At first layer sealing structure, and the second protrusion 01535 can be matched with valve deck 0152, form second layer sealing structure, have
Effect ground, which is reduced, even prevents the leakage of ink, the case where so as to avoid 011 ink leak of air guide port is caused, improves the print cartridge
001 reliability used, is conducive to the popularization and application in market.
On the basis of the above embodiments, with continued reference to shown in attached drawing 11-13, in the present embodiment, valve film 0153 has phase
To the first plane 01532 and the second plane 01537 of setting, the first plane is directed toward from the second plane 01537 in tapering 01538
01532 protrusion, that is, tapering 01538 is the protrusion knot of the second plane 01537 the first plane 01532 of direction on valve film 0153
Structure is provided with the first support portion 024 at this point, being provided with third protrusion 015310 in the second plane 01537 on valve body 0154, the
Cricoid gap 031 is formed between three protrusions 015310 and the first support portion 024.
Specifically, the space that the first support portion 024 is formed can be internal valve cavity 028, such as Figure 13 institute after the installation of air control valve 015
Show, the internal diameter diameter of third protrusion 015310 is D4, and 024 outer diameter diameter of the first support portion is D3, D4 > D3, third protrusion
015310 and first forms cricoid gap 031 between support portion 024, at this point, installing in valve body 0154 and valve film 0153
Afterwards, third protrusion 015310 is located at the outside of the first support portion 024；Further, the internal diameter diameter D4 of third protrusion 015310
Slightly larger than 024 outer diameter diameter D3 of the first support portion, guarantee gap 031 in this way is smaller, further decreases ink from the first valve chamber 022
A possibility that reaching internal valve cavity 028.
It is envisioned that the outer diameter diameter of third protrusion 015310 might be less that 024 internal diameter diameter of the first support portion,
Namely: valve body 0154 and valve film 0153 after the installation is completed, third protrusion 015310 can also be located at the interior of the first support portion 024
Side forms cricoid gap 031 between third protrusion 015310 and the first support portion 024；Further, third protrusion 015310
Outer diameter diameter be slightly less than 024 internal diameter diameter of the first support portion, guarantee gap 031 in this way is smaller, further decreases ink from the
One valve chamber 022 reaches a possibility that internal valve cavity 028.
After forming cricoid gap 031 between third protrusion 015310 and the first support portion 024, the first valve chamber 022 with
It is connected between internal valve cavity 028 by gap 031.Ink can achieve in internal valve cavity 028 by flow path S.This gap 031
A possibility that ink reaches internal valve cavity 028 from the first valve chamber 022 is reduced, and then reduces ink and is revealed from air guide port 011
Out a possibility that.And since the protrusion direction of third protrusion 015310 is+Y direction, the protrusion direction of the first support portion 024
For-Y direction, the flow path of " returning " font is formd between the two, is further reduced ink from the first valve chamber 022 and is reached internal valve
A possibility that chamber 028.
Further, one or more recess portion 015311 is provided in third protrusion 015310, on the first support portion 024
It is provided with one or more notch 030, recess portion 015311 and notch 030 form the first support portion 024 and third protrusion
Gap 031 between 015310 passes through set recess portion 015311 and notch 030, it is ensured that ink can pass through first
Gap 031 between support portion 024 and third protrusion 015310.
In addition, being additionally provided with the pillar 029 for preventing 0153 transition deformation of valve film on valve body 0154, which can
To be specifically set on the bottom surface of valve body 0154, and it is located at the middle part of the first support portion 024.This pillar 029 can prevent valve film
0153 especially tapering 01538 is excessive to+Y direction deformation in deformation process, plays the possibility for stopping its excessive deformation
Property.
In the present embodiment, after the unlatching of air control valve 015, gas be can achieve by the opposite direction of flow path S from internal valve
Chamber 028 reaches in the first valve chamber 022, and ink needs to can achieve by flow path S in internal valve cavity 028, by set
The flow path of S type efficiently reduce a possibility that ink reaches internal valve cavity 028 from the first valve chamber 022, and then reduce
A possibility that ink is leaked from air guide port 011.
It on the basis of the above embodiments, can be in the present embodiment, on valve deck 0152 with continued reference to shown in attached drawing 14-15
It is provided with the second support portion 01526, the first support portion 024 and the second support portion 01526 are oppositely arranged and bear against in valve film
0153 two sides.
Specifically, valve deck 0152 can have the first valve face 01522 and second valve face opposite with the first valve face 01522,
Second support portion 01526 is set on the first valve face 01522, and multiple valve deck protrusions are provided on valve deck 0152, valve deck protrusion
Between form valve passage 01523, acted in order to not influence the flow path of valve passage 01523, it is logical with valve in the second support portion 01526
The equitant part in road 01523 is to disconnect.
In addition, the present embodiment does not limit the concrete shape structure of the first support portion 024 and the second support portion 01526
Fixed, those skilled in the art can be configured according to specific design requirement, such as: the diameter dimension of the first support portion 024
It is equal with the diameter dimension of the second support portion 01526；Alternatively, the diameter dimension of the first support portion 024 and the second support portion 01526
Diameter dimension differ.
Wherein, when the diameter dimension of the first support portion 024 is equal with the diameter dimension of the second support portion 01526, such as scheme
Shown in 15, the second support portion 01526 is consistent with the diameter of the first support portion 024, that is, the outer diameter of the second support portion 01526
Diameter D5 is equal to the outer diameter diameter D3 of the first support portion 024, at this point, after air control valve 015 is installed, the first support portion 024 with
Both second support portions 01526 are oppositely arranged and diameter is consistent, are resisted against the two sides of valve film 0153.Second support portion 01526 from
To+Y direction protrusion on first valve face 01522 of valve deck 0152, the first support portion 024 is from 0154 bottom surface of valve body to-Y-axis side
To protrusion, the two is oppositely arranged, and is resisted against in the second plane 01537 and the first plane 01532 of valve film 0153.This set knot
Structure can make the deformability of valve deck 0152, valve film 0153 reduce, and the controllable force of the unlatching threshold values of air control valve 015 increases
Add.The control ability for increasing the unlatching threshold values to air control valve 015, preferably controls the unlatching threshold values of air control valve 015.
In addition, in the diameter dimension of the first support portion 024 and the unequal diameter dimension of the second support portion 01526,
That is, the outer diameter diameter D5 of the second support portion 01526 is not equal to the outer diameter diameter D3 of the first support portion 024, alternatively, the second support portion
01526 internal diameter diameter is not equal to the internal diameter diameter of the first support portion 024, as long as guaranteeing that both can be oppositely arranged, in X-axis
There is lap in position on direction and can be resisted against the two sides of valve film 0153.
In addition, identical with structure shown in Figure 13 be, the valve film 0153 in the present embodiment in Figure 15 has the first flange
01533 and second flange 01539, the first flange 01533 be set on the edge of the first plane 01532, the second flange 01539 is set
It is placed on the edge of the second plane 01537, valve deck 0152 includes valve deck edge 01521, and valve body 0154 includes valve body edge
01541, valve deck edge 01521 clamps the first flange 01533, and valve body edge 01541 clamps the second flange 01539, makes valve film
0153 stable and firm is installed in air control valve 015.
On the basis of any one above-mentioned embodiment, with continued reference to shown in attached drawing 16, the print cartridge 001 in the present embodiment can
To further comprise: box body 002 and the air-guiding film 007 being set on box body 002, refilling membrana oralis 006, adapter 003, chip
004, the specific structure of ink outlet port 005 and air control valve film 0151 etc., the print cartridge 001 can be with print cartridge 001 in above-described embodiment
Specific structure is consistent, specifically refers to above statement content, details are not described herein.It should be noted that the ink in the present embodiment
001 length of box is different from 001 length of print cartridge in above-described embodiment, and 001 structure of print cartridge in above-described embodiment can be applied
In the different a variety of print cartridges 001 of shape, size.
On the basis of any one above-mentioned embodiment, with continued reference to shown in attached drawing 17-18, print cartridge 001 includes 017 body of shell
With the box cover 032 being mounted on 017 body of shell, air control valve 015 is set on box cover 032.Specifically, print cartridge 001 may include: box
Body 002, adapter 003.Box body 002 includes: shell 017, box cover 032.Ink filling port 009, air guide port 011, air control valve 015 are respectively positioned on
On box cover 032.Box cover 032 is installed to formation box body 002 on shell 017, forms ink by the space between shell 017 and box cover 032
Chamber 023.Ink outlet port 005 is different from the ink outlet port 005 on the print cartridge 001 in above-described embodiment, the ink outlet port 005 in the present embodiment
And it is non-circular, but ellipse, the corresponding mounting portion 100 of such print cartridge 001 is different from the mounting portion 100 in attached drawing 4, this
It not is provided with ink supply needle 102 on the kind corresponding mounting portion 100 of print cartridge 001, but is provided with ink tube.But it is only and ink
Box 001 be connected part form it is different, but all still play and provide the function of ink for print head.In addition, this print cartridge 001
Handle 018 and detent 019 are located on shell 017, not on adapter 003.
Print cartridge 001 provided in this embodiment, the specific implementation of shape and structure is varied, effectively extends print cartridge
001 degree of flexibility used, also, the air control valve 015 by being arranged on print cartridge 001, efficiently reduce or even avoid ink
The case where water can flow out from air guide port 011, improves the practicability of print cartridge 001, is conducive to the popularization and application in market.
Finally, it should be noted that embodiment of above is merely illustrative of the technical solution of the present invention, rather than it is limited
System；Although those skilled in the art answer referring to aforementioned embodiments to inventions have been detailed description
Work as understanding: it can still modify to technical solution documented by aforementioned embodiments, either to part of or complete
Portion's technical characteristic is equivalently replaced；And these are modified or replaceed, the present invention that it does not separate the essence of the corresponding technical solution
The range of embodiment technical solution.
Claims (17)
1. a kind of print cartridge, comprising: inking chamber and air control valve, the air control valve is for controlling whether gas enters the inking chamber；
The air control valve includes: valve body and the valve film and valve deck that are set in turn on the valve body, is provided with first on the valve film
Protrusion is provided with the valve opening matched with the valve deck in first protrusion, which is characterized in that be additionally provided on the valve film
The second protrusion for matching with the valve deck, when the valve film is non-deformed, the protrusion plane of second protrusion is opposite
It is less than valve film main body of the protrusion plane of first protrusion relative to the valve film in the height of the valve film main body of the valve film
Height.
2. print cartridge according to claim 1, which is characterized in that the second valve chamber is formed between the valve film and the valve deck,
Separate space between forming one between first protrusion and second protrusion is bonded in second protrusion with valve deck abutting
When, it is described between separate space be not connected to second valve chamber；It is described when there is gap between second protrusion and the valve deck
Between separate space be connected to second valve chamber.
3. print cartridge according to claim 2, which is characterized in that the valve film includes tapering, and the valve opening is located at the cone
The center in portion, second protrusion are set on the tapering.
4. print cartridge according to claim 2, which is characterized in that second protrusion is the annulus of a closure.
5. print cartridge according to claim 4, which is characterized in that the sectional area of the annulus of second protrusion is greater than described the
The sectional area of one protrusion.
6. print cartridge according to claim 2, which is characterized in that be provided on the valve deck center for dashing forward with described second
The bearing surface for abutting fitting is acted, the diameter of the bearing surface is greater than the diameter of second protrusion.
7. print cartridge according to claim 3, which is characterized in that the valve film has the first plane and second being oppositely arranged
Plane, the tapering are directed toward first planar projections from second plane, are provided with third protrusion in second plane,
It is provided with the first support portion on the valve body, forms cricoid gap between the third protrusion and the first support portion.
8. print cartridge according to claim 7, which is characterized in that the internal diameter diameter of the third protrusion is greater than described first
The outer diameter diameter of support part, alternatively,
The outer diameter diameter of the third protrusion is less than the internal diameter diameter of first support portion.
9. print cartridge according to claim 7, which is characterized in that it is recessed to be provided with one or more in the third protrusion
Portion, one or more notch is provided on first support portion, and the recess portion and the notch form first support
Gap between portion and the third protrusion.
10. print cartridge according to claim 7, which is characterized in that it is provided with the second support portion on the valve deck, described first
Support portion and second support portion are oppositely arranged and bear against in the two sides of the valve film.
11. print cartridge according to claim 10, which is characterized in that the outer diameter diameter of first support portion and described second
The outer diameter diameter of support portion is equal.
12. print cartridge according to claim 7, which is characterized in that be additionally provided on the valve body for preventing the valve film
The pillar of transition deformation.
13. print cartridge according to claim 12, which is characterized in that the pillar is set in first support portion
Portion.
14. print cartridge according to claim 10, which is characterized in that multiple valve deck protrusions are provided on the valve deck, it is described
Valve passage is formd between valve deck protrusion.
15. print cartridge according to claim 14, which is characterized in that overlap in second support portion with the valve passage
Part be disconnect.
16. print cartridge described in any one of -15 according to claim 1, which is characterized in that the print cartridge includes shell and installation
Box cover on the housing, the air control valve are set on the box cover.
17. print cartridge described in any one of -15 according to claim 1, which is characterized in that the valve film have the first flange and
Second flange, first flange are set on the edge of the first plane, and second flange is set to the edge of the second plane
On, the valve deck includes valve deck edge, and the valve body includes valve body edge, and the valve deck edge clamps first flange, institute
It states valve body edge and clamps second flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810965145.3A CN109177500B (en) | 2018-08-23 | 2018-08-23 | Ink cartridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810965145.3A CN109177500B (en) | 2018-08-23 | 2018-08-23 | Ink cartridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109177500A true CN109177500A (en) | 2019-01-11 |
| CN109177500B CN109177500B (en) | 2024-02-06 |
Family
ID=64919649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810965145.3A Active CN109177500B (en) | 2018-08-23 | 2018-08-23 | Ink cartridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109177500B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030048338A1 (en) * | 2000-04-02 | 2003-03-13 | Unicorn Image Products Co. Ltd. Of Zhuhai | One-way valve, valve unit assembly, and ink cartridge using the same |
| CN2654350Y (en) * | 2003-10-30 | 2004-11-10 | 珠海天威飞马打印耗材有限公司 | Ink box |
| CN1572508A (en) * | 2003-05-22 | 2005-02-02 | 佳能株式会社 | Ink tank |
| JP2010223259A (en) * | 2009-03-19 | 2010-10-07 | Seiko Epson Corp | Differential pressure valve unit |
| CN204605194U (en) * | 2014-12-29 | 2015-09-02 | 珠海纳思达企业管理有限公司 | A kind of print cartridge for ink-jet printer |
| CN208855240U (en) * | 2018-08-23 | 2019-05-14 | 珠海纳思达企业管理有限公司 | Print cartridge |
-
2018
- 2018-08-23 CN CN201810965145.3A patent/CN109177500B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030048338A1 (en) * | 2000-04-02 | 2003-03-13 | Unicorn Image Products Co. Ltd. Of Zhuhai | One-way valve, valve unit assembly, and ink cartridge using the same |
| CN1572508A (en) * | 2003-05-22 | 2005-02-02 | 佳能株式会社 | Ink tank |
| CN2654350Y (en) * | 2003-10-30 | 2004-11-10 | 珠海天威飞马打印耗材有限公司 | Ink box |
| JP2010223259A (en) * | 2009-03-19 | 2010-10-07 | Seiko Epson Corp | Differential pressure valve unit |
| CN204605194U (en) * | 2014-12-29 | 2015-09-02 | 珠海纳思达企业管理有限公司 | A kind of print cartridge for ink-jet printer |
| CN208855240U (en) * | 2018-08-23 | 2019-05-14 | 珠海纳思达企业管理有限公司 | Print cartridge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109177500B (en) | 2024-02-06 |
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