CN105459605A - Printer ink box without adsorption material - Google Patents
Printer ink box without adsorption material Download PDFInfo
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- CN105459605A CN105459605A CN201410416689.6A CN201410416689A CN105459605A CN 105459605 A CN105459605 A CN 105459605A CN 201410416689 A CN201410416689 A CN 201410416689A CN 105459605 A CN105459605 A CN 105459605A
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- ink
- storage chamber
- ink storage
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Abstract
The invention discloses a printer ink box without adsorption material, which comprises an ink storage cavity, an air guide hole and an ink outlet port, and is characterized in that the air guide hole is internally provided with a one-way valve; the ink storage cavity is divided into a first ink storage cavity and a second ink storage cavity; the box body is provided with an ink communication channel, an air channel and an ink outlet channel; a damping cavity is arranged at the top part of the box body; the air channel between the damping cavity and the air guide hole is provided with a wafer one-way valve; one or more than one section of the air channel is a slender ink communication channel; a third ink storage cavity is arranged in the ink outlet channel; the third ink storage cavity is internally provided with a filter screen; an ink injection hole is arranged at the top part of the box body; the first ink storage cavity and/or the second ink storage cavity are/is internally provided with one/more separation rib plates with communication holes; one side of a rib plate box body provided with one or more than one through hole in the air channel is provided with a mounting position for an ink box control chip; and one side of the box body is provided with a fixing clamp for fixing the ink box on the printer. The pressure in the ink storage cavity can be automatically adjusted, and a constant pressure state is kept in the ink box.
Description
Technical field
The present invention relates to a kind of ink-cases of printers not having sorbing material.
Background technology
Existing ink-cases of printers is generally divided into has sorbing material ink-cases of printers and without the large class of sorbing material ink-cases of printers two.Conventional printer print cartridge great majority are all for there being the type of the sorbing materials such as sponge, and this ink-cases of printers residual ink amount is large, waste more, and the broken end of sorbing material easily blocks ink outlet port; And above-mentioned defect can be made up without sorbing material ink-cases of printers.Existing without in the ink-cases of printers of sorbing material, comprise ink storage chamber, ink storage chamber top is provided with the gas port being communicated with ambient atmosphere, be provided with the ink outlet port connecting printhead bottom ink storage chamber, the negative pressure produced after printhead ink-jet, under the acting in conjunction of ink gravity, surface tension and air pressure, gas port imports air to ink storage chamber, the ink promoted in ink storage chamber continues to mend ink to printhead, thus eliminates pressure reduction, reaches automatically supplying ink.But in use, ink gravity changes with used ink amount change, the surface tension of ink also can be different because ink water level is different with ink storage chamber structure, pressure in print cartridge is changed, cause the ink-jet of ink outlet port uneven, in print procedure, print cartridge ink-jet is not smooth, occurs black or that ink-jet is too many problem of breaking.Depositing with in transportation in addition, due to the concussion in the change of environment temperature or transportation, the atmospheric pressure in ink storage chamber changes, and makes the ink of ink storage chamber easily flow backwards out from air admission hole, pollutes and waste.In addition, the installation position of conventional ink cartridge control chip is separated with print cartridge box body, therefore needs to want many one welding sequences to be fixed on print cartridge box body installation position.
Summary of the invention
For solving above-mentioned existing shortcoming, main purpose of the present invention is the ink-cases of printers not having sorbing material providing a kind of practicality, can automatically regulate ink storage cavity pressure, makes to keep pressure constant state in print cartridge.
For reaching above-described object, of the present invention a kind ofly do not have the ink-cases of printers of sorbing material to take following technical scheme:
A kind of ink-cases of printers not having sorbing material, comprise the ink storage chamber be made up of box body and lid, the gas port being arranged on box body top and the ink outlet port be arranged on bottom box body, it is characterized in that, check valve is provided with in described gas port, ink storage chamber is divided into the first ink storage chamber of bottom and second ink storage chamber on top, box body to be provided with bottom connection first ink storage chamber and ink communicating passage bottom the second ink storage chamber, be communicated with the air flue at gas port to the first ink storage chamber top, be communicated with and go out ink passage bottom ink outlet port to the second ink storage chamber, the air flue of box body near top is provided with damping cavity, air flue between damping cavity and gas port is provided with disk check valve, more than one section of air flue or one section is elongate gas communicating passage, go out ink passage and be provided with the 3rd ink storage chamber, filter screen is provided with in 3rd ink storage chamber, box body top is provided with the pouring ink hole being communicated to the first ink storage chamber by vertical refilling channel, one or more separation floors with intercommunicating pore are provided with in first ink storage chamber and/or the second ink storage chamber, the side being provided with the floor box body of one or more through holes in air flue is provided with the installation position of print cartridge control chip, box body side is provided with the geometrical clamp fixed by print cartridge on a printer.
Adopt the present invention of as above technical scheme, there is following beneficial effect:
Be communicated with by vertical ink communicating passage by arranging bottom two ink storages, and air admission hole arranges check valve and automatically regulates ink storage cavity pressure, make the pressure change in ink storage chamber less, pressure constant state is kept in print cartridge, thus ensure that ink outlet port uniform flow out of ink, print smooth, there will not be black or that ink-jet is too much phenomenon of breaking; By arranging the structure of check valve, damping cavity and disk check valve, both can prevent ink from flowing backwards, the phenomenon of print cartridge ink bleed has occurred, also can slow down the pressure change of ink in print cartridge, thus more reliable; Arrange refilling structure, can fill ink when ink is finished using, cost is low; Described box body side is provided with the installation position of print cartridge control chip, decreases welding sequence in prior art, thus reduces manpower and materials, reduces production cost.
Accompanying drawing explanation
Fig. 1 is explosive view of the present invention.
Fig. 2 is the front view of box body of the present invention.
Fig. 3 is the rearview of box body of the present invention.
Detailed description of the invention
In order to further illustrate the present invention, be described further below in conjunction with accompanying drawing:
As shown in Figure 1, 2, a kind of ink-cases of printers not having sorbing material of the present invention, in a first embodiment, the check valve 40 arranged in the ink storage chamber be made up of box body 10 and lid 20, the gas port 11 being arranged on box body 10 top, gas port 11 and the ink outlet port 12 be arranged on bottom box body 10 is comprised.Box body 10 is wherein housing, and its leading flank opens wide, and lid 20 seal cover, at the leading flank of box body 10, forms ink storage chamber.As shown in Figure 2,3, box body 10 inside is provided with floor 101 between horizontal chamber and ink storage chamber is separated into upper and lower two cavitys, wherein the bottom of this ink storage chamber is divided into the first ink storage chamber 31, the top of this ink storage chamber is divided into the second ink storage chamber 32, the dorsal part of this box body 10 is also provided with vertical ink communicating passage 1, the opening at these ink communicating passage 1 two ends is respectively the hole 321 arranged bottom the hole 311 and the second ink storage chamber 32 that arrange bottom the first ink storage chamber 31, thus the first ink storage chamber 31 is communicated with by bottom this ink communicating passage 1 with the second ink storage chamber 32.
As shown in Figure 2,3, in ink-cases of printers first embodiment of the present invention, box body 10 is also provided with multiple gas-liquid isolation floor 102 near gas port 11, the cavity that isolation floor 102 and lid 20 seal and ink storage chamber isolate the air flue 33 being formed and seal, the gas port 11 that this air flue 33 is arranged with box body 10 top is communicated with, and be communicated with the first ink storage chamber 31 by the hole 312 being arranged on the first ink storage chamber 31 top, namely gas port 11 is communicated with the first ink storage chamber 31 by this air flue 33.The check valve 40 be arranged in gas port 11 is opened when importing in gas to air flue 33, then closes during reverse air guide.The dorsal part of box body 10 near ink outlet port 12 is provided with out ink passage 2, and this goes out ink passage 2-end and is communicated with ink outlet port 12, and the other end is communicated with the second ink storage chamber 32 by the hole 322 arranged bottom the second ink storage chamber 32.
When forming negative pressure at ink outlet port 12 because of printhead ink-jet, the pressure at gas port 11 place is higher than the pressure at ink outlet port 12 place, under the effect of pressure reduction, gas port 11 imports air and enters the first ink storage chamber 31 through air flue 33 passing hole 312 from air, and atmospheric pressure acts on ink level.Ink is that pressure that in ink storage chamber, ink gravity produces adds and imports the pressure that produces on ink level of air effect and deduct the pressure that ink surface tension produces at the pressure at ink outlet port 12 place.Due to the effect of pressure reduction, make the ink in ink storage chamber flow to ink outlet port 12 and mend ink to printhead.Relative to ink outlet port 12, the water level being positioned at the first ink storage chamber bottom print cartridge is minimum, and pressure reduction is less, under the control of check valve 40, can according to the pressure in ink storage chamber automatic adjusting air inflow quantity, ensure that ink outlet port 12 is evenly out of ink.When the ink in the first ink storage chamber 31 is finished moment, continue the ink in use second ink storage chamber 32, atmospheric pressure to be acted on by the ink in ink communicating passage 1 on the ink in second ink storage chamber 32 by the air of importing, thus continues to printhead ink supply; Distance between now bottom ink outlet port 12 and the second ink storage chamber 32 has increased slightly relative to the distance between bottom ink outlet port 12 and the first ink storage chamber 31, but can ignore compared with atmospheric pressure, thus when ensure that ink from the first ink storage chamber 31 to the second ink storage chamber 32 transition, pressure in ink storage chamber is substantially constant, ink outlet port 12 uniform and stable out of ink when ensure that printing.After the ink in the first ink storage chamber 31 and ink communicating passage 1 is all exhausted, the air imported enters the second ink storage chamber by described ink communicating passage 1 and forms the bubble floated, fill the ink space of consumption and produce pressure, the bottom of atmospheric pressure to this second ink storage chamber 32 ink inside is imported by check valve 40, thus the pressure of adjustment the second ink storage chamber 32 ink inside keeps dynamic balance substantially, make the pressure at ink outlet port 12 place substantially constant, thus ensure that in whole print cartridge use procedure, print cartridge is steadily out of ink, printhead ink-jet is even, prints smooth.
In first ink storage chamber 31 and the second ink storage chamber 32, multiple separation floor 103 with intercommunicating pore also can be set, thus the first ink storage chamber 31 is divided into multiple cavity be communicated with by described intercommunicating pore with the second ink storage chamber 32.Make to import to air in ink storage chamber when flowing by gas port 11, by separating the adjustment of through hole on floor 103, the larger change of reason local pressure does not cause the larger change of amount out of ink, ensure that the smoothness of ink-jet.
The floor of one or more through hole also can be set in air flue 33, air flue 33 is divided into multistage, be communicated with by the through hole on floor between each section, the air stream imported by gas port 11 can be adjusted like this, make it more stable, the unlikely larger change causing pressure.Wherein, the floor between each section also can not establish through hole, but is communicated with by the elongated passageway that described box body dorsal part is arranged.
Above-mentioned communicating passage 1, to go out ink passage 2 and air guide communicating passage 3 can be the passage that the groove being arranged on box body 10 dorsal part relevant position and the PV film being close to this box body 10 dorsal part are formed, also can be embedded in the pipeline being communicated with respective cavities in box body 10, or other be communicated with the passage of respective cavities.
As shown in Figure 2,3, on the air flue 33 of near top, square damping cavity 34 is provided with on front side of box body 10, this box body 10 dorsal part is provided with two elongated gas communicating passage 3a, 3b near this damping cavity 34, or more multistage, wherein gas communicating passage as one end be communicated to air flue 33 by the hole 331 on air flue 33 as described in being arranged on, the other end that this gas communicating passage 3 is crossed is communicated to damping cavity 34 by the hole 341 be arranged in described damping cavity 34; One end of another gas communicating passage 36 is communicated to described damping cavity 34 by the hole 342 be arranged in described damping cavity 34, and the other end of this gas communicating passage 313 is communicated to described first ink storage chamber 31 by the hole 312 that the first ink storage chamber 31 top is arranged.When owing to shaking when variation of ambient temperature or transport, the ink in the first ink storage chamber 31 is provided with in the damping cavity 34 of a constant volume, can not flow directly in air flue 33, play cushioning effect.In addition, ink in first ink storage chamber 31 will enter air flue 33 and flow out from gas port 11, need to overcome the surface tension of liquid that the elongate gas communicating passage 3, damping cavity 34, the elongated gas communicating passage that flow through add and hole 341,342,312,331 between them produces, and the change that in ink storage chamber, air temperature influence occurs is limited, adding the cushioning effect of damping cavity 34, thus inhibit ink to flow out from gas port 11, avoid print cartridge generation refluence phenomenon.
Be provided with floor 104 in air flue 33 between box body 10 gas port 11 and damping cavity 34 and this section of air flue 33 is divided into two sections of air flues 33a, 33b, or multiple floor is set air flue 33 is divided into multistage.In described two sections of air flues 33a, 33b, difference providing holes 332,333, is provided with disk check valve 50 at box body 10 dorsal part near these two holes 332,333.This disk check valve 50 comprises the circular groove 51 being arranged on box body 10 dorsal part and the connectivity slot 52 be communicated with this circular groove 51, bottom circular groove 51, passing hole 332 is communicated with one section of air flue 33a in described two sections of air flues, connectivity slot 52 passing hole 333 is communicated with another section of air flue 33b, be provided with flexible disk bottom circular groove 51, the plastic cement cylinder this flexible disk center of circle and box body being arranged on this disk district is riveted by hot weld or other securing members are fixed on the centre bottom circular groove 51 and block described hole 332.When gas port 11 import air enter air flue 33 time, first by this section of air flue 33a, then push flexible disk open through hole 332 and enter circular groove 51, enter this section of air flue 33 by connectivity slot 52 through hole 333, then enter ink storage chamber by the air flue of other sections; When ink enters because flexible disk has blocked hole 332 when air flue generation reverse flow enters in described circular groove 51, ink cannot be gone out from gas port by air flue 33a section, therefore effectively inhibits the refluence of ink.Above-mentioned flexible disk can be that film is made or other flexible materials.
Be provided with cylindrical floor 351 near ink passage 2 form the 3rd ink storage chamber 35 near going out of box body 10 dorsal part in the second ink storage chamber 32 of box body 10, go out ink passage 2 and be divided into two sections herein, these two sections respectively by the hole 352 arranged bottom described 3rd ink storage chamber 35, 353 are communicated with the 3rd ink storage chamber 35, filter screen 50 is provided with in 3rd ink storage chamber 35, when ink is by the 3rd ink storage chamber 35, the pressure change of ink is cushioned at this, and filter screen 50 pairs of inks carry out local directed complete set, thus slow down the change of ink pressure, print cartridge is in use printed more smooth.
Pouring ink hole 13 is also had at the top of box body 10, this pouring ink hole 13 is by being vertically arranged on the top of the first ink storage chamber 31 of refilling channel 5 connection on box body 10, this pouring ink hole 13 is also provided with the chock plug 50 for sealing described pouring ink hole 13, when not refilling, this chock plug 50 clogs pouring ink hole 13.In process of production, need batch pre-ink injection in print cartridge, now by the pouring ink hole 13 that box body 10 top is offered, directly ink is injected the first ink storage chamber 31, the air now in ink storage chamber is discharged from ink outlet port 12, thus improves production efficiency.Wherein the refilling channel 5 preferably pipeline of direct forming on described box body 10, also can be other channel designs being communicated with ink storage chamber cavity and cartridge outer surface hole in art technology.
When the ink in print cartridge is finished, open the chock plug 50 at pouring ink hole 13 place, insert ink outlet port 12 with syringe and pour into ink in ink storage chamber.Now ink flows backwards, and the gas in cavity is all discharged by pouring ink hole 13, then chock plug 50 is clogged pouring ink hole 13, namely completes refilling.Thus make this print cartridge can Reusability, save cost.
In above-mentioned print cartridge, the side of box body 10 also can be provided with the installation position 80 of print cartridge control chip, and this installation position 80 is a groove opened wide to side, is used for installing print cartridge control chip.
In above-mentioned print cartridge, the side of box body 10 also can be provided with the geometrical clamp 90 matched with the print cartridge screens on printer, thus is fixed on a printer by this box body.
Claims (1)
1. one kind does not have the ink-cases of printers of sorbing material, comprise the ink storage chamber be made up of box body and lid, the gas port being arranged on box body top and the ink outlet port be arranged on bottom box body, it is characterized in that, check valve is provided with in described gas port, ink storage chamber is divided into the first ink storage chamber of bottom and second ink storage chamber on top, box body to be provided with bottom connection first ink storage chamber and ink communicating passage bottom the second ink storage chamber, be communicated with the air flue at gas port to the first ink storage chamber top, be communicated with and go out ink passage bottom ink outlet port to the second ink storage chamber, the air flue of box body near top is provided with damping cavity, air flue between damping cavity and gas port is provided with disk check valve, more than one section of air flue or one section is elongate gas communicating passage, go out ink passage and be provided with the 3rd ink storage chamber, filter screen is provided with in 3rd ink storage chamber, box body top is provided with the pouring ink hole being communicated to the first ink storage chamber by vertical refilling channel, one or more separation floors with intercommunicating pore are provided with in first ink storage chamber and/or the second ink storage chamber, the side being provided with the floor box body of one or more through holes in air flue is provided with the installation position of print cartridge control chip, box body side is provided with the geometrical clamp fixed by print cartridge on a printer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410416689.6A CN105459605A (en) | 2014-08-22 | 2014-08-22 | Printer ink box without adsorption material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410416689.6A CN105459605A (en) | 2014-08-22 | 2014-08-22 | Printer ink box without adsorption material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105459605A true CN105459605A (en) | 2016-04-06 |
Family
ID=55597955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410416689.6A Pending CN105459605A (en) | 2014-08-22 | 2014-08-22 | Printer ink box without adsorption material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105459605A (en) |
-
2014
- 2014-08-22 CN CN201410416689.6A patent/CN105459605A/en active Pending
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