CN201099042Y - Ink box - Google Patents
Ink box Download PDFInfo
- Publication number
- CN201099042Y CN201099042Y CNU2007200562108U CN200720056210U CN201099042Y CN 201099042 Y CN201099042 Y CN 201099042Y CN U2007200562108 U CNU2007200562108 U CN U2007200562108U CN 200720056210 U CN200720056210 U CN 200720056210U CN 201099042 Y CN201099042 Y CN 201099042Y
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- CN
- China
- Prior art keywords
- ink
- china ink
- print cartridge
- storage chamber
- observation chamber
- 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 - Lifetime
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Abstract
The utility model relates to an ink box used with an ink-jet printer, in particular to an ink box capable of convenient and repeated ink supply thereto. The ink box comprises an ink storage chamber and an air guide hole, wherein the ink storage chamber communicates with the external atmosphere via the air guide hole. The ink box further comprises an ink volume observation chamber that communicates with the ink storage chamber and has a transparent shell in the upper portion thereof, and an exhaust device arranged on the top of the ink volume observation chamber. The ink box has the advantages of simple and visual detection of ink residue and repeated ink supply.
Description
Technical field
The utility model relates to a kind of print cartridge that is used for ink-jet printer, especially a kind of can be conveniently to the print cartridge that wherein repeats to irritate China ink.
Background technology
In the use of ink-jet printer, by detecting the surplus of print cartridge ink inside, it is bad and to the damage of PRN device etc. to prevent to print under out-of-ink state the printing that is taken place.
At present, as being used for detecting the structure whether print cartridge has ink, mainly contain the structure of the ink light transmission state that uses optical element to detect corresponding ink remaining amount and change, and use a plurality of electrode members that are configured in print cartridge inside to detect the electric conducting state structure that changes corresponding to ink level.In addition, also have and count the quantity of ink of obtaining use from the ejection umber of pulse of record head ejection ink, and extrapolate ink remaining amount according to this quantity of ink to being used for.
But all there is following shortcoming in said method:
Above-mentioned several detection architecture is more complicated all, in addition, uses optical element, electrode member or ink ejection umber of pulse device etc. all to need to increase many components and parts, thus the problem that causes production cost to rise.
To this, a kind of print cartridge simple in structure, that can monitor its ink inside surplus appears at present.As shown in Figure 1, print cartridge comprise ink storage chamber 1 ' and China ink amount observation chamber 2 ', both are by dividing plate 3 ' separate, dividing plate 3 ' one segment distance is arranged with the diapire of print cartridge, thereby make ink storage chamber 1 ' and China ink measure observation chamber 2 ' be communicated with in the bottom.China ink amount observation chamber 2 ' except with ink storage chamber 1 ' have the opening that is communicated with, remainder is airtight.The ink outlet port 4 of the oriented printer ink delivery in the bottom of print cartridge '.On ink storage chamber 1 ' outer wall, also be provided with gas port (figure do not show), this gas port make ink storage chamber 1 ' with the atmosphere conducting.China ink amount observation chamber 2 ' outer wall 21 ' top be transparent so that the user see through this outer wall 21 ' observations China ink measure observation chamber 2 ' in the ink operating position.For ease of the user observe China ink amount observation chamber 2 ', this China ink amount observation chamber 2 ' the top be higher than ink storage chamber 1 ' the top, can make this ledge stretch out printer in the design, be convenient to user's observation though perhaps be positioned at printer.Above-mentioned print cartridge is in print procedure, ink storage chamber 1 ' in ink can consume earlier, this is because China ink amount observation chamber 2 ' interior original state is gasless, have only when ink storage chamber 1 ' in the ink position drop to the following time China ink amount observation chamber 2 in dividing plate 3 ' bottom ' just understand and atmosphere communicates, China ink amount observation chamber 2 ' interior liquid level just begins to descend, so, prepare to change print cartridge or irritated China ink again when the user observes China ink amount observation chamber 2 ' can judge that just the ink surplus is few when interior ink position descends.But, from Fig. 1 as seen, the China ink amount observation chamber 2 of empty cartridge ' interior with gassy, from ink filling port 5 ' refilling the time, China ink amount observation chamber 2 ' interior will residually have portion gas, and final China ink is measured observation chamber 2 ' interior can't fill China ink.According to the operation principle of aforesaid such print cartridge, if China ink amount observation chamber 2 ' in gas is arranged, its monitoring result also is inaccurate.
Summary of the invention
The purpose of this utility model provide a kind of simple in structure, can accurately detect the internal ink surplus and can repeat to irritate the China ink print cartridge.
For achieving the above object, the utility model provides following technical scheme: print cartridge comprises
Ink storage chamber;
Gas port;
This ink storage chamber is by gas port and atmosphere conducting;
This print cartridge also comprises China ink amount observation chamber, and this China ink amount observation chamber is communicated with ink storage chamber; This China ink amount observation chamber external wall of upper portion is transparent;
Wherein,
Described China ink amount observation chamber top is provided with exhaust apparatus.
Technical scheme is more specifically:
Described exhaust apparatus is the vacuum suction device, and this vacuum suction device is communicated with described China ink amount observation chamber by the air-vent that is arranged on described China ink amount observation chamber top.
Wherein,
Described vacuum suction device is the pump air bag, and the gas port of described pump air bag connects the air-vent that China ink is measured observation chamber by breather cheek valve, is communicated with described ink storage chamber or atmosphere by exhaust check valve; The opening direction of described breather cheek valve is the gas port from the air-vent of China ink amount observation chamber to the pump air bag, and the opening direction of described exhaust check valve is that gas port from the pump air bag is to described ink storage chamber or atmosphere.
Perhaps,
Described vacuum suction device is a piston component, and this piston component comprises piston, cylinder, breather cheek valve and exhaust check valve; The gas port of this cylinder connects air-vent by breather cheek valve, is communicated with described ink storage chamber or atmosphere by exhaust check valve; The opening direction of described breather cheek valve is the gas port from the air-vent of China ink amount observation chamber to cylinder, and the opening direction of described exhaust check valve is that gas port from cylinder is to described ink storage chamber or atmosphere.
The mode that the utility model print cartridge not only detects the ink surplus is simple, directly perceived, and can repeatedly repeat to irritate China ink.Discharge the black air of measuring in the observation chamber by use vacuum suction device, thereby guarantee that in the black amount observation chamber be to expire ink-condition, could guarantee to judge in this print cartridge use the accuracy of ink surplus like this.In addition, by being set on China ink amount observation chamber, the gas port that is communicated with atmosphere can utilize law of connected vessels to make the liquid level in ink storage chamber and the China ink amount observation chamber contour, when the top of China ink amount observation chamber was lower than the overhead height of ink storage chamber, this mode also can be discharged the gas in the China ink amount observation chamber.
Description of drawings
Fig. 1 is a kind of structural representation of prior art print cartridge;
Fig. 2 is the structural representation of the utility model first embodiment print cartridge;
Fig. 3 is the structural representation of the utility model second embodiment print cartridge;
Fig. 4 is the structural representation of the utility model the 3rd embodiment print cartridge;
The utility model is described in further detail below in conjunction with drawings and Examples.
The specific embodiment
Embodiment one
Referring to Fig. 2, Fig. 2 is the structural representation of present embodiment print cartridge, and this print cartridge comprises ink storage chamber 1 and China ink amount observation chamber 2, and both separate by dividing plate 3, and a segment distance is arranged between the diapire of dividing plate 3 and print cartridge, thereby ink storage chamber 1 and China ink amount observation chamber 2 are communicated with in the bottom.China ink amount observation chamber 2 also has air-vent 22 at an upper portion thereof except with ink storage chamber 1 has the opening that is communicated with.Ink outlet port 4 at the oriented printer ink delivery in the bottom of print cartridge.On ink storage chamber 1 outer wall, also be provided with gas port (figure does not show) and ink mouth 5.Described gas port makes ink storage chamber 1 and atmosphere conducting, and described ink mouth 5 is used for repeating to inject ink to print cartridge.Outer wall 21 tops of China ink amount observation chamber 2 are transparent, so that the user sees through the ink operating position in these outer wall 21 observation China ink amount observation chambers 2.Observe China ink amount observation chamber 2 for ease of the user, the top of this China ink amount observation chamber 2 is higher than the top of ink storage chamber 1, can make this ledge stretch out printer in the design, is convenient to user's observation though perhaps be positioned at printer.In addition, this print cartridge also is provided with a pump air bag 6, is useful on air-breathing in the bottom of pump air bag 6 and gas port 61 exhaust, and these gas port 61 1 ends connect the air-vent 22 that China ink is measured observation chamber 2 by breather cheek valve 62, and the other end connects into ink storage chamber 1 by exhaust check valve 63.What need further specify is that the other end of gas port 61 can not insert ink storage chamber 1, but receives outside atmosphere by exhaust check valve, as long as the gas that China ink can be measured in the observation chamber 2 is extracted out.
It is as follows that this print cartridge is irritated black process:
When ink exhausts in print cartridge, gassy all in China ink amount observation chamber 2 and the ink storage chamber 1.When irritating China ink from ink mouth 5 in print cartridge, portion gas can remain in the China ink amount observation chamber 2, because the existence of residual gas can't be filled ink in the China ink amount observation chamber 2, this accuracy for this kind print cartridge monitoring ink surplus can make a big impact.When ink poured into the bottom that highly surpasses dividing plate 3, with hand or other instruments compressing pump air bag 6, at this moment breather cheek valve 62 was closed, and the gas in the pump air bag 6 is pushed exhaust check valve 63 open and entered ink storage chamber 1 (is gas flow direction referring to arrow points among Fig. 2); And then unclamp pump air bag 6, the suction force of recovering to produce because of pump air bag 6 elasticity this moment makes the gas in the China ink amount observation chamber 2 push breather cheek valve 62 open and enters pump air bag 6, exchanges in the ink storage chamber 1 in next one compressing pump air bag 6 again.The gases that circulation like this can be measured China ink in the observation chamber 2 have been arranged fully, also have been full of ink in the China ink amount observation chamber 2 simultaneously.
In sum, the residual gas that this embodiment print cartridge has been set up pump air bag 6 and the check valve 62,63 that is mated is measured China ink in the observation chamber 2 are extracted out, make in the China ink amount observation chamber 2 to fill ink.
Embodiment two
Referring to Fig. 3, Fig. 3 is the structural representation of present embodiment print cartridge, and this print cartridge comprises ink storage chamber 10 and China ink amount observation chamber 20, and both separate by dividing plate 30, one segment distance is arranged between the diapire of dividing plate 30 and print cartridge, thereby ink storage chamber 10 and China ink amount observation chamber 20 are communicated with in the bottom.China ink amount observation chamber 20 also has air-vent 220 at an upper portion thereof except with ink storage chamber 10 has the opening that is communicated with.Ink outlet port 40 at the oriented printer ink delivery in the bottom of print cartridge.On ink storage chamber 10 outer walls, also be provided with gas port (figure does not show) and ink mouth 50.Described gas port makes ink storage chamber 10 and atmosphere conducting, and described ink mouth 50 is used for repeating to inject ink to print cartridge.Outer wall 210 tops of China ink amount observation chamber 20 are transparent, so that the user sees through the ink operating position in these outer wall 210 observation China ink amount observation chambers 20.In addition, this print cartridge also is provided with a piston component, and this piston component comprises piston 60, cylinder 70, breather cheek valve 80 and exhaust check valve 90.Be useful on air-breathing and gas port 710 exhaust in the bottom of cylinder 70, these gas port 710 1 ends connect the air-vent 220 that China ink is measured observation chamber 20 by breather cheek valve 80, and the other end connects into ink storage chamber 10 by exhaust check valve 90.
It is as follows that this print cartridge is irritated black process:
When ink exhausts in print cartridge, gassy all in China ink amount observation chamber 20 and the ink storage chamber 10.When irritating China ink from ink mouth 50 in print cartridge, portion gas can remain in the China ink amount observation chamber 20, because the existence of residual gas can't be filled ink in the China ink amount observation chamber 20, this accuracy for this kind print cartridge monitoring ink surplus can make a big impact.When ink pours into the bottom that highly surpasses dividing plate 3, press down piston 60, at this moment breather cheek valve 80 is closed, and the gas in the cylinder 70 is pushed exhaust check valve 90 open and entered ink storage chamber 10 (is gas flow direction referring to arrow points among Fig. 3); Draw piston 60 then, the suction force that produce because of piston 60 this moment makes the gas in the China ink amount observation chamber 20 push breather cheek valve 80 open and enters cylinder 70, is discharged in the ink storage chamber 10 when the next one presses down piston 60 again.The gases that circulation like this can be measured China ink in the observation chamber 20 have been arranged fully, also have been full of ink in the China ink amount observation chamber 20 simultaneously.
Embodiment three
Referring to Fig. 4, Fig. 4 is the structural scheme of mechanism of present embodiment print cartridge, and this print cartridge comprises ink storage chamber 100 and China ink amount observation chamber 200, and both separate by dividing plate 300, one segment distance is arranged between the diapire of dividing plate 300 and print cartridge, thereby ink storage chamber 100 and China ink amount observation chamber 200 are communicated with in the bottom.China ink amount observation chamber 200 also has air-vent 2200 at an upper portion thereof except with ink storage chamber 100 has the opening that is communicated with, this air-vent 2200 under non-filling ink-condition by seal 600 sealings.Ink outlet port 400 at the oriented printer ink delivery in the bottom of print cartridge.On ink storage chamber 100 outer walls, also be provided with gas port (figure does not show) and ink mouth 500.Described gas port makes ink storage chamber 100 and atmosphere conducting, and described ink mouth 500 is used for repeating to inject ink to print cartridge.Outer wall 210 tops of China ink amount observation chamber 200 are transparent, so that the user sees through the ink operating position in these outer wall 2100 observation China ink amount observation chambers 20.In addition, the top of this print cartridge ink storage chamber 100 is higher than China ink amount observation chamber top, at this moment because: in irritating black process, seal 600 is extracted, and China ink amount observation chamber 200 is communicated with atmosphere, according to law of connected vessels, the liquid level of ink storage chamber 100 and China ink amount observation chamber 200 remains contour, and when the both sides liquid level all reached China ink amount observation chamber 200 overhead heights, the residual gas in the China ink amount observation chamber 200 also can be got rid of substantially, and then with seal 600 insertion air-vents 2200, with air-vent 2200 sealings.
More aforementioned two the embodiment print cartridge structures of present embodiment print cartridge are simpler, but it has certain limitation in using, and promptly will get rid of the gas in the China ink amount observation chamber fully, must make and fill the height that ink level reaches China ink amount observation chamber.
Certainly, the structure of the utility model print cartridge composition is not limited to above-mentioned embodiment.For example, above-mentioned three kinds of embodiment have enumerated three kinds of exhaust apparatus of the China ink amount being observed the intracavity gas discharge, further segmentation, embodiment one and embodiment two are for utilizing the initiatively vacuum suction device of exhaust, and embodiment three can be regarded as passive exhaust, and reality is not limited to above-mentioned three kinds of structures as exhaust apparatus.In addition, the foregoing description one has been enumerated two kinds of vacuum suction devices of discharging residual gas in the China ink amount observation chamber with embodiment two, obviously, the device with this type of function also is not limited to above-mentioned two kinds, can substituting as said structure such as devices such as general vavuum pumps.Do conspicuous change and other every changes that does not break away from essence of the present invention all should be included within the described scope of claim according to the prompting of the foregoing description.
Claims (7)
1, print cartridge comprises
Ink storage chamber;
Gas port;
This ink storage chamber is by gas port and atmosphere conducting;
This print cartridge also comprises China ink amount observation chamber, and this China ink amount observation chamber is communicated with ink storage chamber; This China ink amount observation chamber external wall of upper portion is transparent;
It is characterized in that:
Described China ink amount observation chamber top is provided with exhaust apparatus.
2, according to the described print cartridge of claim 1, it is characterized in that:
Described exhaust apparatus is the hole on the described China ink amount observation chamber roof and the plug in this hole of shutoff.
3, print cartridge according to claim 2 is characterized in that:
Described China ink amount observation chamber top is lower than described ink storage chamber top.
4, print cartridge according to claim 1 is characterized in that:
Described exhaust apparatus is the vacuum suction device, and this vacuum suction device is communicated with described China ink amount observation chamber by the air-vent that is arranged on described China ink amount observation chamber top.
5, according to the described print cartridge of claim 4, it is characterized in that:
Described vacuum suction device is the pump air bag, and the gas port of described pump air bag connects described air-vent by breather cheek valve, is communicated with described ink storage chamber or atmosphere by exhaust check valve.
6, according to the described print cartridge of claim 4, it is characterized in that:
Described vacuum suction device is a piston component, and this piston component comprises piston, cylinder, breather cheek valve and exhaust check valve; The gas port of this cylinder connects described air-vent by breather cheek valve, connects described ink storage chamber or atmosphere by exhaust check valve.
7, according to claim 1 or 4 or 5 or 6 described print cartridges, it is characterized in that:
Described China ink amount observation chamber top is higher than described ink storage chamber top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200562108U CN201099042Y (en) | 2007-08-23 | 2007-08-23 | Ink box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200562108U CN201099042Y (en) | 2007-08-23 | 2007-08-23 | Ink box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201099042Y true CN201099042Y (en) | 2008-08-13 |
Family
ID=39935573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200562108U Expired - Lifetime CN201099042Y (en) | 2007-08-23 | 2007-08-23 | Ink box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201099042Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729639A (en) * | 2012-07-23 | 2012-10-17 | 珠海天威飞马打印耗材有限公司 | Suction device |
| CN103895360A (en) * | 2010-09-03 | 2014-07-02 | 精工爱普生株式会社 | Liquid container and liquid ejection system |
| US9358795B2 (en) | 2010-07-15 | 2016-06-07 | Seiko Epson Corporation | Liquid container and liquid ejection system |
| US9555639B2 (en) | 2014-01-28 | 2017-01-31 | Seiko Epson Corporation | Liquid supplying apparatus, liquid ejecting apparatus, and liquid container unit |
| US9586407B2 (en) | 2014-01-14 | 2017-03-07 | Seiko Epson Corporation | Liquid container, liquid container unit, liquid ejection system and liquid ejection apparatus |
-
2007
- 2007-08-23 CN CNU2007200562108U patent/CN201099042Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9358795B2 (en) | 2010-07-15 | 2016-06-07 | Seiko Epson Corporation | Liquid container and liquid ejection system |
| CN103895360A (en) * | 2010-09-03 | 2014-07-02 | 精工爱普生株式会社 | Liquid container and liquid ejection system |
| CN103895360B (en) * | 2010-09-03 | 2016-05-18 | 精工爱普生株式会社 | Fluid storage container, liquid injection system and liquid-supplying system |
| CN102729639A (en) * | 2012-07-23 | 2012-10-17 | 珠海天威飞马打印耗材有限公司 | Suction device |
| US9586407B2 (en) | 2014-01-14 | 2017-03-07 | Seiko Epson Corporation | Liquid container, liquid container unit, liquid ejection system and liquid ejection apparatus |
| US9950535B2 (en) | 2014-01-14 | 2018-04-24 | Seiko Epson Corporation | Liquid container, liquid container unit, liquid ejection system and liquid ejection apparatus |
| US9555639B2 (en) | 2014-01-28 | 2017-01-31 | Seiko Epson Corporation | Liquid supplying apparatus, liquid ejecting apparatus, and liquid container unit |
| US10105959B2 (en) | 2014-01-28 | 2018-10-23 | Seiko Epson Corporation | Liquid supplying apparatus, liquid ejecting apparatus, and liquid container unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080813 |