WO2008064608A1 - Cartouche d'encre pour imprimante à jet d'encre - Google Patents

Cartouche d'encre pour imprimante à jet d'encre Download PDF

Info

Publication number
WO2008064608A1
WO2008064608A1 PCT/CN2007/071136 CN2007071136W WO2008064608A1 WO 2008064608 A1 WO2008064608 A1 WO 2008064608A1 CN 2007071136 W CN2007071136 W CN 2007071136W WO 2008064608 A1 WO2008064608 A1 WO 2008064608A1
Authority
WO
WIPO (PCT)
Prior art keywords
ink
chamber
cartridge
buoy
jet printer
Prior art date
Application number
PCT/CN2007/071136
Other languages
English (en)
Chinese (zh)
Inventor
Zhenchao Huang
Ze Wu
Dafei Chen
Xiaoping Bu
Original Assignee
Print-Rite Technology Development Co., Ltd Of Zhuhai
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Print-Rite Technology Development Co., Ltd Of Zhuhai filed Critical Print-Rite Technology Development Co., Ltd Of Zhuhai
Publication of WO2008064608A1 publication Critical patent/WO2008064608A1/fr

Links

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
    • B41J2/17566—Ink level or ink residue control
    • 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
    • B41J2/1752—Mounting within the printer
    • B41J2/17523—Ink connection

Definitions

  • the present invention relates to an ink cartridge for an inkjet printer.
  • the ink cartridge has an ink supply chamber communicating with the ink storage chamber, and a detection chamber and a detection buoy for detecting the ink capacity are disposed in the ink storage chamber or the ink supply chamber.
  • the present invention is based on a Chinese patent application filed on Nov. 29, 2006, filed on Jan. 29, 2006, the disclosure of which is hereby incorporated by reference.
  • BACKGROUND conventional inkjet printer printing is performed by the nozzle to a recording paper ejecting ink, the ink used in the proportion of between 1. 04 ⁇ 1. 06g / cm 3.
  • Inkjet printers typically use removable ink cartridges.
  • the printer drives the ink jet head to perform the ink jet operation, such as the occurrence of ink exhaust in the ink supply chamber of the ink cartridge or even the ink supply chamber communicating with the ink storage chamber, the air in the ink cartridge is intruded into the ink jet head.
  • Ink-injecting heads are unusable in many cases. For example, invading air can form a gas barrier in the ink path of the ink-jet head, hindering the flow of ink, or invading air from the nozzle together with the ink, causing the printing to break. Line or no ink. Therefore, the amount of ink stored in the ink cartridge must be detected to prevent this from happening.
  • the invention patent application discloses an ink cartridge having a detecting mechanism, which is composed of an ink storage chamber which can be used for storing ink and a shutter mechanism which is placed in the ink storage chamber.
  • the shutter mechanism includes a link that is swingably supported. One end of the connecting rod is provided with a shutter, and the other end is provided with a float.
  • the weight and volume of the float are set such that when the entire shutter mechanism is disposed in the ink, the first direction of movement of the link under the generated buoyancy and gravity and when a portion of the float protrudes from the ink level
  • the second direction of movement of the connecting rod under the action of buoyancy and gravity is opposite.
  • the remaining amount of ink can be indicated without being disturbed, such as excessive influence of the surface tension of the ink.
  • the ink cartridge can accurately detect the amount of ink in the ink chamber, but the structure is too complicated, so that the manufacturing cost of the ink cartridge is too high.
  • there is another method for detecting the ink capacity and the ink supply chamber or the ink supply chamber communicating with the ink storage chamber is separated into a detection chamber.
  • the detection chamber is made of a light-transmitting material and has a buoy that doubles as a shutter.
  • the buoy is made of an opaque material to detect light from the printer. Blocking.
  • the buoy will show the liquid level state of the water vapor phase mixing in the detection chamber when the machine is used, and the ink storage cannot be correctly given.
  • the true state of the cavity or the ink supply chamber is full of ink, which causes the inkjet printer to emit less ink or ink, reminding the user to replace the wrong signal of the ink cartridge.
  • the utility model comprises an ink storage chamber for storing ink, an ink supply chamber communicating with the ink storage chamber and conveying the ink in the ink storage chamber to the ink supply chamber of the inkjet head, a detection chamber for detecting the ink inventory, and the detection chamber. In the range of 1.
  • the density of the buoy is in the range of 1. 00 ⁇ : 1. 06g/cm 3 . ⁇ 1. 03g/ ⁇ 3 ⁇
  • the inkjet printer cartridge, the density of the buoy may be 1. 02 ⁇ 1. 03g/cm 3 .
  • the inkjet printer cartridge has a detection chamber located in the ink supply chamber and communicating with the ink supply chamber.
  • FIG. 1 is a perspective view of an ink jet printer cartridge of the present invention
  • FIG. 2 is a perspective view of an ink jet printer cartridge of the present invention
  • Figure 3 is a schematic view showing the structure of an ink jet printer cartridge of the present invention
  • Figure 4 is a plan view of the ink jet printer cartridge of the present invention
  • Figure 5 is a cross-sectional view taken along line AA of Figure 4;
  • the ink supply port 35 is located at the bottom of the ink cartridge 1 as a basis for drawing, and is the same as the normal use state of the ink cartridge.
  • the ink cartridge 1 is composed of a cover 2 and a case 3. Both the cover 2 and the case 3 are made of plastic, and the two are connected by a hot melt or a vibration fuse into a closed body, and the inside forms a corresponding hollow chamber.
  • the lid 2 is located at the top of the casing 3, that is, with respect to the portion where the ink supply port 35 is located.
  • the exposed portion of the lid 2 facing away from the lid 3 is provided with a handle 21 for facilitating the operator to hold and cooperate with the printer for spatial positioning of the cartridge, and an ink injecting hole 22 for filling the ink.
  • the ink filling hole 22 can be sealed by a plastic rubber stopper.
  • an ink storage chamber 31 formed by a side wall and a corresponding inner partition is provided on the casing 3. It is used to hold and store ink.
  • the air passage 32 communicates the ink storage chamber 31 with the outside atmosphere through a port located at the bottom of the casing 3 and a port located at a vertical portion of the ink storage chamber 31.
  • the ink accommodated in the ink supply chamber 38 is supplied to the ink supply needle of the ink jet printer through the ink supply port 35.
  • the ink supply chamber 38 is a chamber interposed between the ink storage chamber 31 and the ink supply port 35, and is in direct communication with the ink supply port 35, and communicates with the ink storage chamber 31 through the check valves 36, 37.
  • the check valve 37 has an opening/closing control function for the ink passages of the ink storage chamber 31 and the ink supply chamber 38.
  • the check valve 36 is a pressure relief valve that releases the pressure in the ink supply chamber 38 to the ink storage chamber 31 when the pressure in the ink supply chamber 38 changes instantaneously and is larger than the ink storage chamber 31, and the control process is the same as that of the check valve 37. . Therefore, between the ink storage chamber 31 and the ink supply chamber 38, the opening directions of the check valve 37 and the check valve 36 are opposite to each other.
  • a detection chamber 33 is provided and placed A buoy 34 in the detection chamber is used to detect the ink inventory in the ink cartridge 1.
  • the detection chamber 33 is located at a higher liquid level position of the ink supply chamber 38, the bottom portion of which is in communication with the top of the ink supply chamber 38, and the top portion thereof is sealed by a film 331.
  • the buoy 34 rises and falls in the detection chamber 33 as the ink level changes.
  • the range of the range of 1. 00 ⁇ 1. 06g/cm 3 is preferably in the range of 1. 02 ⁇ 1. 03g/cm 3 .
  • the buoy 34 is suspended by the buoyancy of the ink and suspended in the ink solution stored in the detecting chamber 33. Because the density is slightly lower than the ink solution, the upper end surface or the plane and the ink liquid stored in the detecting chamber 33 are stored. The surface remains almost flush or slightly exposed to the ink level.
  • an opening is generally formed on the side of the detecting chamber 33 to be loaded into the buoy 34, and then the opening is closed with a film.
  • the casing 3 is made of a transparent or light transmissive material. Thus, in the case of visual inspection or use of a light sensor, it is convenient to monitor the liquid level of the ink in the ink cartridge.
  • the detection chamber 33 to communicate with the ink storage chamber 31 to monitor the ink in the ink storage chamber 31.
  • the inlet of the air passage 32 is located at the bottom of the ink cartridge 1, the outlet is located at the top of the ink storage chamber 31, and an air guiding chamber 321 (see Fig. 2) is disposed at the entrance of the air passage 32, and a leakage preventing sponge 322 is placed in the air guiding chamber 321 and completely
  • the air guiding chamber 321 is filled to prevent ink leakage.
  • the air guiding chamber 321 is provided on the open end side wall of the lower portion with two air guiding grooves 3211 (see Fig. 2) for introducing the external atmosphere into the air guiding chamber 321 .
  • the open port of the air guiding chamber 321 is sealed by a sealing film 323.
  • the bottom of the ink cartridge 1 is further provided with another chamber 324 corresponding to the inlet of the air passage 32, the air guiding chamber 321 is located in the chamber 324, and the open end surface of the chamber 324 is sealed by a film 3241.
  • the film 323 seals the open port of the air guiding chamber 321, the two air guiding grooves 3211 are not affected to maintain the state of the external atmosphere and the air guiding chamber 321, and the leakage preventing sponge 322 can be pressed.
  • the film 3241 completely separates the ink cartridge 1 from the outside air in the storage state.
  • An ink supply port 35 is provided at the bottom of the ink reservoir 31 at the end of the inlet of the air passage 32.
  • Ink supply The inside of the 35 is provided with a sealing ring 351 whose opening port has a radial dimension matching the size of the printing needle bar of the ink jet printer, and the ink jet printer for receiving the ink is inserted into the ink supply port 35 through the sealing ring 351.
  • the open end face of the ink supply port 35 is sealed by a film 352.
  • a check valve 37 is provided in the ink connection passage of the ink storage chamber 31 to the ink supply chamber 38.
  • the cylindrical wall of the check valve 37 is provided with a slit slit 371 extending in the axial direction thereof and penetrating the cylindrical wall.
  • the check valve 37 opens/closes the aforementioned ink connection passage through the slit slit 371.
  • Another independent one-way valve 36 is disposed between the ink storage chamber 31 and the ink supply chamber 38.
  • the cylindrical wall of the one-way valve 36 is provided with a slit slit 361 extending in the axial direction and penetrating the cylindrical wall.
  • Both the one-way valve 37 and the one-way valve 36 are made of a resilient material such as rubber, and are shaped as a cylindrical cylinder sealed at one end.
  • the open end of the cylindrical sleeve is sleeved on the corresponding connecting port of the ink cartridge, and the cylindrical wall is provided with slit slits 371 and 361 extending along the axial direction of the cylinder and penetrating through the cylindrical wall.
  • the slit slits 371 and 361 of the check valves 37 and 36 are naturally pressed by their opposite walls or are arched by their arches. Forming the extrusion to close, creating a closing effect, which prevents liquid from entering the cylindrical cavity through the slit gap from the outside of the cylinder.
  • the slit slits 371 and 361 of the check valves 37 and 36 expand due to the volume expansion of the medium in the cylinder bore, and the slit walls 371 and 361 are opposed to each other.
  • the outside of the cylinder is opened, and the radial dimension of the slit slits 371 and 361 is enlarged to create a communication effect, so that the medium in the inner cavity of the cylinder flows to the outside of the cylinder.
  • a groove is formed in the bottom of the ink storage chamber 31, and the communication tube 311 is formed by sealing the slot with a film.
  • the ink in the ink reservoir 31 passes through the communication tube 311, enters the check valve 37, and the ink entering the check valve 37 enters the ink supply chamber 38 through the slit slit 371.
  • the air introduced by the air passage 32 enters the detection chamber 33 along the ink passage, and the ink in the detection chamber 33 enters.
  • the lines are exchanged and the ink in the detection chamber 33 is then consumed.
  • the ink in the detection chamber 33 enters the ink supply chamber 38 through the port at the bottom thereof and flows to the ink supply port 35.
  • the buoy 34 will gradually decrease with the ink level in the detection chamber 33.
  • the detection light emitted by the printer is not detected.
  • the ink is displayed.
  • the bubbling of the inkjet printer according to the present invention using a buoy having a specific gravity of 1. 04 ⁇ 1. 06g/cm 3 , using a buoy having a density in the range of 1. 00 ⁇ 1. 06g/cm 3
  • the specific gravity is matched with the ink solution or slightly lower than the ink, so that the buoyancy of the buoy as a whole in the ink solution is substantially the same as the gravity of its own, so that the buoy is suspended in the ink solution.
  • the buoy is always suspended in the ink solution, and rises and falls as the liquid level of the ink solution rises and falls.
  • the buoy does not adhere to the wall of the detection chamber due to the presence of a multi-phase state of matter, while maintaining a state of being always suspended in a single liquid phase of the ink solution.
  • the buoy will remain in a relatively stable position in the detection chamber where the buoy blocks the detection light emitted by the ink jet printer and completes the detection of the ink capacity.

Landscapes

  • Ink Jet (AREA)

Abstract

La présente invention concerne une cartouche d'encre (1) pour une imprimante à jet d'encre. La cartouche d'encre comprend une chambre de stockage (31) destinée à stocker l'encre, une chambre d'alimentation en encre (38) communiquant avec la chambre de stockage d'encre (31) et amenant l'encre dans la chambre de stockage d'encre à la tête d'impression, une chambre de détection (33) destinée à détecter la capacité en encre, et un flotteur (34) disposé dans la chambre de détection (33), la densité du flotteur (34) se situant dans la plage de 1,00~1,06 g/cm3. La quantité d'encre restant dans la cartouche d'encre (1) peut être indiquée avec précision lorsque la cartouche d'encre est montée sur l'imprimante.
PCT/CN2007/071136 2006-11-29 2007-11-28 Cartouche d'encre pour imprimante à jet d'encre WO2008064608A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNA2006101240205A CN101190605A (zh) 2006-11-29 2006-11-29 喷墨打印机用墨盒
CN200610124020.5 2006-11-29

Publications (1)

Publication Number Publication Date
WO2008064608A1 true WO2008064608A1 (fr) 2008-06-05

Family

ID=39467452

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2007/071136 WO2008064608A1 (fr) 2006-11-29 2007-11-28 Cartouche d'encre pour imprimante à jet d'encre

Country Status (2)

Country Link
CN (1) CN101190605A (fr)
WO (1) WO2008064608A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201816272U (zh) * 2010-07-12 2011-05-04 珠海天威飞马打印耗材有限公司 喷墨打印机墨盒

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01120353A (ja) * 1987-11-04 1989-05-12 Matsushita Electric Ind Co Ltd インク残量検出装置
JPH08290579A (ja) * 1995-04-24 1996-11-05 Seiko Epson Corp インクエンド機構
JPH11138837A (ja) * 1997-11-12 1999-05-25 Nec Corp インク残量検出装置
EP1366908A1 (fr) * 2002-05-23 2003-12-03 Agfa-Gevaert N.V. Réservoir d'encre pour l'alimentation d'une tête d'enregistrement à jet d'encre

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01120353A (ja) * 1987-11-04 1989-05-12 Matsushita Electric Ind Co Ltd インク残量検出装置
JPH08290579A (ja) * 1995-04-24 1996-11-05 Seiko Epson Corp インクエンド機構
JPH11138837A (ja) * 1997-11-12 1999-05-25 Nec Corp インク残量検出装置
EP1366908A1 (fr) * 2002-05-23 2003-12-03 Agfa-Gevaert N.V. Réservoir d'encre pour l'alimentation d'une tête d'enregistrement à jet d'encre

Also Published As

Publication number Publication date
CN101190605A (zh) 2008-06-04

Similar Documents

Publication Publication Date Title
JP2866068B2 (ja) インク・カートリッジ・アダプタ
JP3014333B2 (ja) インクジェット・プリンタ用のインク供給機構を補充する補充キット及び方法
EP2465686B1 (fr) Appareil de fourniture de liquide
JP3546186B2 (ja) インクジェットプリンタ用インクカートリッジ
JP3222394B2 (ja) 二重シール隔壁を備えた自己シール式流体接続
US7465044B2 (en) Ink jet recording apparatus and liquid supply apparatus
US7484838B2 (en) Liquid storage container, and liquid discharge recording apparatus using the container
JP3451150B2 (ja) インク補充方法および装置
US20020171723A1 (en) Ink cartridge and method of ink injection thereinto
US6264318B1 (en) Ink-jet recording apparatus and ink storing device
JP5370403B2 (ja) インクジェット記録装置
EP2465684B1 (fr) Élément de connexion de poche de liquide
JP2784174B2 (ja) インクジェット・プリンタ用インク不足検知システム
JP2008195081A (ja) インクジェット記録装置用インクカートリッジ
WO2007012255A1 (fr) Cartouche d’encre pour imprimante à jet d’encre
EP2465685B1 (fr) Dispositif de distribution de liquide
JP2020168823A (ja) 液体貯留タンクと液体補給容器のセット、および液体吐出装置
KR100974575B1 (ko) 잉크 카트리지, 잉크 카트리지 백, 및 잉크젯 기록 장치
JP2003300330A (ja) インク供給システム、インクタンクおよびインクジェットプリンタ
WO2008064608A1 (fr) Cartouche d'encre pour imprimante à jet d'encre
JP5286760B2 (ja) インクカートリッジ、内圧調整方法
JP2015193090A (ja) 液体吐出装置、液体カートリッジ、及び、液体吐出システム
WO2012075792A1 (fr) Régulateur de pression pour cartouche d'encre et cartouche d'encre comprenant ce régulateur de pression
CN201064972Y (zh) 喷墨打印机用墨盒
JP6604047B2 (ja) 液体カートリッジ及び液体消費装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 07817326

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 07817326

Country of ref document: EP

Kind code of ref document: A1