CN2931115Y - Ink-jet printer cartridge - Google Patents
Ink-jet printer cartridge Download PDFInfo
- Publication number
- CN2931115Y CN2931115Y CN 200520133990 CN200520133990U CN2931115Y CN 2931115 Y CN2931115 Y CN 2931115Y CN 200520133990 CN200520133990 CN 200520133990 CN 200520133990 U CN200520133990 U CN 200520133990U CN 2931115 Y CN2931115 Y CN 2931115Y
- Authority
- CN
- China
- Prior art keywords
- ink
- jet printer
- intercommunicating pore
- chamber
- printer cartridge
- 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.)
- Expired - Fee Related
Links
- 238000003860 storage Methods 0.000 claims abstract description 20
- 239000000976 ink Substances 0.000 claims description 47
- 239000011148 porous material Substances 0.000 claims description 36
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 16
- 238000000034 method Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000007641 inkjet printing Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Ink Jet (AREA)
Abstract
The utility model relates to an ink box of inkjet printer, comprising an ink storage cavity 2 and an ink exit 11 communicated with each other and a communicating opening 4 at the corresponding position with the ink exit 11 in the ink storage cavity 2. The utility model is characterized in that the ink box also comprises a switch mechanism which can turn on and off the communication between the communicating opening 4 and the outer air environment. The ink box can conveniently control the communication between the ink storage cavity and air and the disused product will not produce waste, which is environment-friendly.
Description
Technical field
The utility model relates to ink-jet printer cartridge, particularly includes the print cartridge of the gas port that is used to regulate the inkwell pressure state.
Background technology
Ink jet printing device is equipped with an Ink box device usually and printhead is connected.Printer is when carrying out print job, and a prerequisite primary condition is Ink box device ink supply equably continuously.In the common Ink box device, generally utilize a kind of porous body for example the capillary attraction of sponge store black liquid and control out China ink.For example application for a patent for invention specification CN1334198A discloses a kind of " print cartridge that has overflow dam ", and it comprises the shell in a sealing core chamber, and this shell comprises a roof and an inking chamber.A fluid passage connects inking chamber and core chamber.The outer surface of shell roof is provided with a groove.A passage that penetrates core chamber roof at groove provides fluid to be communicated with between core chamber and groove.A covering is sealing this groove above the shell top surface.Core cavity outer wall but not the tap of roof are provided for the fluid that ink flows out from the core chamber and are communicated with.Groove fluid in one end of discharger and the shell roof is communicated with.And the other end of discharger for example opens wide near the surrounding environment at tap place towards the outside another location of shell.One is positioned at groove, and dam between passage and discharger one end stops but is not to stop the ink that overflows from passage to flow into discharger fully.Usually, such print cartridge is difficult to avoid black liquid residual, and its production cost is also higher, and the negative pressure state in the print cartridge is difficult for stable.
In addition, by improving the structure of print cartridge, also can obtain to rely on the geometry mode to realize the Ink box device that stores black liquid and control out the China ink.For example, utility model patent 02227387.5 discloses a kind of " ink-cases of printers ", can realize that the whole inner chamber of print cartridge is in negative pressure state, and guarantees that the print cartridge ink outlet port that moves apart printer is in sealing state to prevent the ink outflow.It comprises ink storage chamber, pressure adjustmenting mechanism, sealing ring and spring.Pressure adjustmenting mechanism is placed in the ink storage chamber, it comprises forward and backward valve body, valve film, cover and spring, between the driving fit forward and backward valve body together a valve film is arranged, one spring is arranged between valve film and the front valve shell, have an air groove on the rear valve body, the middle part of groove bottom is provided with the shrinkage pool of a projection, has the small sircle hole of a band chimb on the valve film, and this circular hole is withstood in the shrinkage pool of rear valve body by spring.Pressure adjustmenting mechanism is installed on the cover of ink storage chamber, and a passage is arranged on the cover, and the air groove of rear valve body has a pore to communicate with passage on the cover, and passage communicates with atmosphere.This technical scheme is utilized the sealing function of the pressure adjustmenting mechanism of valve film and spring formation to passage and ink outlet port, regulate and print the inking chamber negative pressure that produces behind the syringe needle blotting, realized that ink storage chamber is in negative pressure state under the duty, utilized the active force fitted seal ball of spring to realize breaking away from the sealing of print cartridge ink outlet port behind the printer.Be the sealing state of print cartridge ink outlet port after the negative pressure state that realizes ink storage chamber under the duty and the off line, this technical scheme need be set up a pressure regulating mechanism, and it is complicated to cause technical scheme to constitute, and its production technology is also complicated thereupon.
In addition, also can see the print cartridge of another structure of not using cavernous body.Application for a patent for invention CN200410083213 discloses a kind of print cartridge, by the ink container that can be used for storing ink with place the shutter mechanism of ink container to constitute.Shutter mechanism comprises a connecting rod that supports swingably.Connecting rod one end is provided with optical gate and the other end is provided with float.Float weight and volume are set by this way, when the overall optical brake mechanism is arranged in the ink, the first direction that connecting rod moves under the effect of buoyancy that is produced and gravity is opposite with the second direction that wherein connecting rod moves under the effect of buoyancy and gravity when a part of float stretches out from ink level.Ink remaining amount can be instructed to out under the situation of for example undue influence of ink surface tension that can not be interfered.
No matter above-mentioned be to adopt the print cartridge of sponge as the negative pressure control agent, still utilize the sponge-free ink box of frame for movement as the negative pressure control agent, be higher than in their position on the print cartridge wall of ink level and all the gas intercommunicating pore need be set, the pressure of print cartridge inner chamber is in scope of design when guaranteeing work.Yet, under storage or travel position, be difficult to avoid pore the generation of the imagination to occur being inverted.For this reason, adopt plastics envelopes membrane closure pore usually, cause ink leak to prevent that ink level because of the print cartridge inner chamber from changing.To this, still have the part residue behind the removal diaphragm seal down in working order, these residual plastic film have stronger environmental pollution characteristic; On the other hand, even the sealing of process plastic film because the ink level of print cartridge inner chamber changes, still may cause ink to infiltrate pore air slot on every side, and leak by air slot.
The utility model content
The utility model purpose is to provide a kind of its gas port to have the good sealing characteristics and the ink-jet printer cartridge of switching capability.
According to above-mentioned purpose, this ink-jet printer cartridge comprises the storage China ink chamber 2 and the ink outlet port 11 that are interconnected.Store the black chamber 2 print cartridge chamber wall relative and be provided with intercommunicating pore 4 with ink outlet port 11 positions.Be characterized in that this print cartridge also comprises can make the switching mechanism that is in unlatching or closed condition between intercommunicating pore 4 and the atmosphere outside.
Preferably, switching mechanism is a kind of sealing-plug 5.When ink-jet printer cartridge was in the accumulating state, sealing-plug 5 kept contacting of interference fit form with the hole wall that intercommunicating pore 4 is parallel to gas flow direction.
Another kind of preferred switching mechanism is a ratchet switch 12.
Another preferred switching mechanism is a piston 14.
The utility model fully takes into account the residing two kinds of storing states of print cartridge, with the specification requirement of the specification requirement of print cartridge duty and off working state two links as conceptual design, i.e. print cartridge in storage and transport process, be controlled in sealing and closing state by the sealing-plug in the technique scheme, ratchet switch or piston switch, block the interchange channel of itself and atmospheric environment, make print cartridge be in the state of its gas port or intercommunicating pore and atmospheric isolation.In the duty of print cartridge, extract sealing-plug, perhaps put ratchet switch or piston switch in being communicated with the position, make print cartridge be in the state that its gas port or intercommunicating pore are communicated with atmosphere.It has the characteristics easily of controlling.On the other hand, need not to reject the air guide film, thereby can not cause waste pollution.
The drawing explanation
One of Fig. 1 the utility model ink-jet printer cartridge embodiment cutaway view.
Two partial sectional views of Fig. 2 the utility model ink-jet printer cartridge embodiment.
Three partial sectional views of Fig. 3 the utility model ink-jet printer cartridge embodiment.
Four partial sectional views of Fig. 4 the utility model ink-jet printer cartridge embodiment.
The three broken section enlarged drawings of Fig. 5 a the utility model ink-jet printer cartridge embodiment, wherein intercommunicating pore is in the state of being blocked by ratchet switch.
The three broken section enlarged drawings of Fig. 5 b the utility model ink-jet printer cartridge embodiment, wherein intercommunicating pore is in the state that is connected with atmosphere.
The four broken section enlarged drawings of Fig. 6 a the utility model ink-jet printer cartridge embodiment, wherein intercommunicating pore is in the state of being blocked by piston switch.
The four broken section enlarged drawings of Fig. 6 b the utility model ink-jet printer cartridge embodiment, wherein intercommunicating pore is in the state that is connected with atmosphere.
The specific embodiment
Referring to Fig. 1, the utility model first embodiment cutaway view.This ink-jet printer cartridge 1 comprises storage China ink chamber 2 and the ink outlet port 11 that is interconnected by check valve 7.Ink outlet port 11 outer periphery are equipped with has the locating ring 8 that positioning action and the effect of protection ink outlet port are installed.Sealing ring 9 sealings are adopted in exit position, ink outlet port 11 lower end.At the sealing ring 9 outside openings that use diaphragm seal 10 sealing ink outlet ports 11, this opening is in sealed film 10 closing state under the accumulating condition, be in opening-wide state because of tearing diaphragm seal 10 off in working order.Store the black chamber 2 print cartridge chamber wall 3 relative and be provided with intercommunicating pore 4 with ink outlet port 11 positions.The function of this intercommunicating pore 4 is to provide the gas exchange in good time in the black chamber 2 of storage, keep the pressure balance in it.Intercommunicating pore 4 shows as endoporus less with storing diameter that black chamber 2 communicates and the bigger outer hole of diameter that communicates with this endoporus in Fig. 1.Be to adapt to the instructions for use of print cartridge under accumulating and work two states, be provided with by brace 6 and be fixedly connected on sealing-plug 5 on wall 3 outer walls of print cartridge chamber.Sealing-plug 5 adopts for example preparation such as rubber of elastomeric materials, and its diameter is a bit larger tham the outer bore portion of intercommunicating pore 4.Therefore, sealing-plug 5 can form interference fit with the outer bore portion of intercommunicating pore 4.Under the accumulating state, sealing-plug 5 is pressed in the outer hole of intercommunicating pore 4, the black chamber 2 of storage promptly capable of blocking is got in touch with outside atmosphere, guarantees that the ink in the black chamber 2 of storage can not overflowed from intercommunicating pore 4.In working order, from the outer hole of intercommunicating pore 4, extract sealing-plug 5, can realize storing being communicated with of black chamber 2 and outside atmosphere, realize the black chamber of storage 2 pressure inside balances.
Referring to Fig. 2, the utility model second embodiment cutaway view.This ink-jet printer cartridge 1 primary structure is identical with above-mentioned the utility model first embodiment.Therefore, same member adopts identical numeral to give mark, and omits being repeated in this description the identical components part.The difference of the utility model second embodiment and first embodiment only is that its brace 6` adopts movable connection method, is about to brace 6` one end and is plugged on the clip 31 that is provided with on wall 3 outer walls of print cartridge chamber.Therefore, can change sealing-plug 5 where necessary.
Referring to Fig. 3,5a, 5b, the utility model the 3rd embodiment cutaway view.This ink-jet printer cartridge 1 is except existing the structural differences with the supporting switching mechanism of intercommunicating pore 4, and other structure is identical with above-mentioned the utility model first embodiment.Therefore, same member adopts same numbers to give mark, and omits being repeated in this description of identical components part, then introduces the ratchet switch 12 that this embodiment adopts.Ratchet switch 12 comprises ratchet pair, spring 121, control stick 124 and the guide cylinder 125 that is synthesized by last ratchet secondary 126 and bottom ratchet wheel secondary 123.Coil spring 121 1 ends are resisted against bottom ratchet wheel secondary terminal 122.The external port of intercommunicating pore 4 is closed by guide cylinder 125 loam cakes.Ratchet switch 12 is wholy set in the intercommunicating pore 4 of being closed by guide cylinder 125 loam cakes.The axis of ratchet pair overlaps with intercommunicating pore 4 axis.Keep air-locked sealing state between guide cylinder 125 outer walls and intercommunicating pore 4 inwalls, only lid is offered diameter and control stick 124 adaptations thereon, is used to hold the through hole of control stick 124.Control stick 124 is promptly stretched out by this through hole.Between last ratchet secondary 126 and guide cylinder 125 loam cake inwalls, Elastic plastic-rubber piece 13 is set.Elastic plastic-rubber piece 13 can be fixed in the upper surface of ratchet pair 126, also can be positioned over the upper surface of ratchet pair 126 naturally, and its diameter is greater than the through hole that covers on the guide cylinder 125, less than the Zhou Jing of guide cylinder 125.At the middle part of Elastic plastic-rubber piece 13, also be provided with guide cylinder 125 on the corresponding through hole of through hole that covers, be used to hold control stick 124.
On the upper surface of Elastic plastic-rubber piece 13, a circle bulge loop 131 can also be set.At guide cylinder 125 loam cake inwalls the scrobicular ring corresponding with bulge loop 131 is set.Bulge loop 131 can embed guide cylinder 125 loam cake inwall scrobicular rings, perhaps withdraws from this scrobicular ring.
Last bottom ratchet wheel pair 126,123 by with the cooperatively interacting of spring 121 and guide cylinder 125, active force that is parallel to the secondary axis of ratchet that applies via control stick 124 and the reaction force that spring 121 applies, make Elastic plastic-rubber piece 13 axially produce the straight line intermittent movement at guide cylinder 125, and rely on spring 121 tightly to be posted by guide cylinder 125 loam cake inwalls in a certain period of intermittent movement along this active force that axially applies, form sealing effect, shown in Fig. 5 a.The active force that is parallel to the secondary axis of ratchet that perhaps relies on control stick 124 to apply, Elastic plastic-rubber piece 13 is in a certain period disengaging of intermittent movement and contacting of guide cylinder 125 loam cake inwalls, thereby open intercommunicating pore 4 via the passage between guide cylinder 125 inner chambers and the outside atmosphere, to regulate the pressure balance in the black chamber 2 of storage, shown in Fig. 5 b.About the detailed structure of ratchet pair, also can consult known technology document CN87107652 and CN87104631.
Referring to Fig. 4,6a, 6b, the utility model the 4th embodiment cutaway view.This ink-jet printer cartridge 1 is except existing the structural differences with the supporting switching mechanism of intercommunicating pore 4, and other primary structure is identical with above-mentioned the utility model first embodiment.Therefore, same member adopts same numbers to give mark, and omits being repeated in this description of identical components part, then introduces the piston switch 14 that this embodiment adopts.
Referring to Fig. 4,6a, under normal laying state, on the print cartridge chamber wall 3 that exceeds the black chamber of storage 2 ink inside liquid levels, add cavity 147.The intercommunicating pore 4 of print cartridge is arranged on chamber, the side wall 3 that cuts off black chamber 2 of storage and cavity 147.Piston switch 14 comprises piston 143 and spring 141.Piston 143 outer surfaces are nested with the piston bush of being made by elastomeric material 149.The evagination piston ring 142,146 of space certain distance is set on the external cylindrical surface of piston bush 149, and the sidewall 3 of they and cavity 147 forms interference fit.Corresponding to the position between the piston ring 142,146, be provided with the air flue 144 that process piston 143 and piston bush 149 are communicated with atmosphere.The part of piston bush 149 between piston ring 142,146 constitutes air cavity 148.Spring 141 adopts coil spring, and the one end is resisted against the bottom of cavity 147, and the opposite end is resisted against on the piston bush 149 of piston 143 bottoms.Set up a handle 145 at piston 143 towards an end of external environment condition.During the print cartridge accumulating, spring 141 relies on self elasticity, at any time piston 143 is ejected, and makes air cavity 148 and intercommunicating pore 4 be in the state that is completely cut off by piston ring 142.
Referring to Fig. 4,6b, down, by handle 145 piston 143 is pressed in the cavity 147, and cooperates with print cartridge chamber wall 3 in working order by handle 145, make piston 143 location.Behind piston 143 location, its air cavity 148 marches to the position that is interconnected with intercommunicating pore 4 just.So far, store black chamber 2, realize being communicated with along Z gas circuit shown in Fig. 6 b and atmosphere by intercommunicating pore 4, air cavity 148 and air flue 144.During the removal print cartridge, implement to open the inverse process of gas circuit, can completely cut off print cartridge and store getting in touch of black chamber 2 and atmosphere, thereby stop the phenomenon that black liquid leaks.
Claims (4)
1. ink-jet printer cartridge, comprise the storage China ink chamber (2) and the ink outlet port (11) that are interconnected, store black chamber (2) the chamber wall relative and be provided with intercommunicating pore (4), it is characterized in that also comprising the switching mechanism that can make described intercommunicating pore (4) be in unlatching or closed condition with ink outlet port (11) position.
2. ink-jet printer cartridge according to claim 1, it is characterized in that described switching mechanism is sealing-plug (5), described sealing-plug (5) keeps contacting of interference fit form with the hole wall that described intercommunicating pore (4) is parallel to gas flow direction when described ink-jet printer cartridge is in the accumulating state.
3. ink-jet printer cartridge according to claim 1 is characterized in that described switching mechanism is ratchet switch (12).
4. ink-jet printer cartridge according to claim 1 is characterized in that described switching mechanism is piston (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520133990 CN2931115Y (en) | 2005-11-03 | 2005-11-03 | Ink-jet printer cartridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520133990 CN2931115Y (en) | 2005-11-03 | 2005-11-03 | Ink-jet printer cartridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2931115Y true CN2931115Y (en) | 2007-08-08 |
Family
ID=38347615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520133990 Expired - Fee Related CN2931115Y (en) | 2005-11-03 | 2005-11-03 | Ink-jet printer cartridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2931115Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102029795A (en) * | 2009-09-29 | 2011-04-27 | 鸿富锦精密工业（深圳）有限公司 | Printer and waste ink collecting device thereof |
| CN108326309A (en) * | 2018-04-08 | 2018-07-27 | 北京梦之墨科技有限公司 | Printer ink cartridge and printing equipment |
| CN117698295A (en) * | 2022-09-07 | 2024-03-15 | 珠海纳思达企业管理有限公司 | Method for recycling ink box with control assembly and recycling ink box |
-
2005
- 2005-11-03 CN CN 200520133990 patent/CN2931115Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102029795A (en) * | 2009-09-29 | 2011-04-27 | 鸿富锦精密工业（深圳）有限公司 | Printer and waste ink collecting device thereof |
| CN102029795B (en) * | 2009-09-29 | 2013-07-03 | 鸿富锦精密工业（深圳）有限公司 | Printer and waste ink collecting device thereof |
| CN108326309A (en) * | 2018-04-08 | 2018-07-27 | 北京梦之墨科技有限公司 | Printer ink cartridge and printing equipment |
| CN117698295A (en) * | 2022-09-07 | 2024-03-15 | 珠海纳思达企业管理有限公司 | Method for recycling ink box with control assembly and recycling ink box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |