CN201856450U

CN201856450U - Ink box for ink-jet printer

Info

Publication number: CN201856450U
Application number: CN2010205992674U
Authority: CN
Inventors: 李世强
Original assignee: Print Rite Unicorn Image Products Co Ltd
Current assignee: Print Rite Unicorn Image Products Co Ltd
Priority date: 2010-11-10
Filing date: 2010-11-10
Publication date: 2011-06-08
Anticipated expiration: 2020-11-10
Also published as: WO2012062171A1

Abstract

The utility model relates to an ink box for an ink-jet printer, which comprises a hollow box body for containing ink and an ink outlet for communicating an inner cavity of the box body with the outside environment. A stirring mechanism for stirring the ink is arranged in the inner cavity of the box body. The stirring mechanism comprises an impeller and a rotating shaft. The impeller comprises at least one blade which has a preset cross section area in the rotating direction of the rotating shaft. The blade is fixed at one end of the rotating shaft. After one end of the rotating shaft corresponding to the blade penetrates through the bottle wall of the box body, the rotating shaft can be butted with a driving shaft of the ink-jet printer so as to receiving a rotating torque. Due to the adoption of the ink box, the hidden trouble of blocking a nozzle by the pigment ink is eliminated, the service life of the nozzle is prolonged and the quality of the ink-jet printing operation is obviously improved.

Description

Cartridge of ink-jet printer

Technical field

The utility model relates to cartridge of ink-jet printer, particularly supplies the ink-jet box of ink in the inkjet printing operation for ink-jet printer.

Background technology

The inkjet type printer, its printing type normally provides Mo Yuan by the ink tank of print cartridge and so on, via corresponding ink flow duct ink is transported to record head, under the driving of print signal with ink from the nozzle ejection that is provided with on the record head to recording mediums such as paper, finish the record of character or figure.Common commercially available ink-jet printer can be divided into piezoelectric ink jet printer and bubble type ink-jet printer according to its structure of nozzle form.

The piezoelectric ink jet printer is that near the ink flow duct both sides its record head nozzle respectively are provided with one or more piezo-electric crystal.Piezo-electric crystal is subjected to the print signal control by data modulation, produces the contraction or expansion distortion, and the ink in the extruding jet nozzle penetrates the back from nozzle and forms fine liquid drops, splashes down to recording medium for example on the page of paper, forms a measuring point.

The bubble type ink-jet printer, its recording head structure is similar to the piezoelectric ink jet printer.Their difference is that the bubble type ink-jet printer is provided with several heating electrodes near ink flow duct inwall the record head nozzle or outer wall.The electric impulse signal of data modulation is sent on the heating electrode of nozzle, and heating electrode is rapidly heated, and near the ink of nozzle is vaporized rapidly, forms steam bubble.The pressure that the steam bubble expansion produces makes ink after nozzle penetrates the fine one by one ink droplet of back formation, splashes down to the page of paper.After electric pulse disappeared, the ink in the ink devaporation, nozzle maintained level with neat mouthful of nozzle outer surface by surface tension.Ink in the negative pressure guiding ink storage chamber that forms in print cartridge behind the record head extraction ink is back to the ink flow duct at nozzle place.

No matter be the piezoelectric ink jet printer, or the bubble type ink-jet printer, the ink tank or the print cartridge that all need to be complementary with it are laid in ink.Be used to hold the member of ink as ink-jet printer, the ink that it was installed in mainly is divided into paint ink, dye ink and extraordinary ink.Wherein, the main component of paint ink and some extraordinary inks is water-fast granules of pigments or other metallics.In the inkjet printing operation, As time goes on and gradually the insoluble granule in these inks can precipitate, caking, even pile up, the ink hole of severe patient plug nozzle influences the printer quality, even damages printer.In view of this potential risks, the part printer manufacturer of this type of ink even in the bright book of product water, indicate the user and need regularly from printer, to take out print cartridge and vibrated or rock, or implement the corresponding maintain measure of safeguarding, to prevent ink deposition, caking, stopped nozzles.This has brought very big inconvenience just for the inkjet printing operation.The printer manufacturer that also has has installed the electronic installation that stirs ink on ink-jet printer.But this type of device is not that volume is too big, be exactly that fault is given birth to frequently, and R﹠D costs is high, do not meet the economy of product.

Summary of the invention

The problem that occurs deposit of ink, caking, accumulation at the print cartridge of above-mentioned use paint ink, extraordinary ink easily, the utility model purpose is to provide a kind of cartridge of ink-jet printer, it can prevent to cross produce precipitation, caking, accumulation of a specified duration because of the ink assembly time, avoid nozzle blockage, prolong its service life.

According to the cartridge of ink-jet printer of above-mentioned the utility model purpose design, comprise the hollow that is used to hold ink box body, be communicated with the ink outlet port of box body inner chamber and external environment condition.Be provided with the rabbling mechanism that is used to stir ink in the box body inner chamber.Rabbling mechanism comprises impeller and rotating shaft.Impeller is included in has at least one long-pending blade of predetermined cross-section on the rotation direction of rotating shaft.Vanes fixed is in an end of rotating shaft.Rotating shaft can dock to accept rotation torque mutually with the driving shaft of ink-jet printer pass the bottle wall of box body with respect to an end of blade after.

Aforementioned cartridge of ink-jet printer, the close box body of its rabbling mechanism is near the diapire of gravity direction.

The utility model spray cartridge of ink-jet printer, in its box body, be provided with the agitator arm that is used to stir ink, agitator arm rotates by the rotation torque that ink-jet printer transmits, making ink form closure in box body flows, make liquid and insoluble granule in the pigment ink in print procedure, be in the state that mixes, thereby stopped the precipitation of ink, caking, packing phenomenon, the hidden danger of ink stopped nozzles is avoided, and then prolonged service life of nozzle, help in the inkjet printing operation, keeping the supply smoothness of ink, make printing effect more stable, to guarantee print quality.

Description of drawings

Fig. 1 the utility model cartridge of ink-jet printer structural representation.

Fig. 2 the utility model cartridge of ink-jet printer STRUCTURE DECOMPOSITION schematic diagram.

The rabbling mechanism structural representation of Fig. 3 the utility model cartridge of ink-jet printer.

Fig. 4 is the cutaway view along Fig. 3 A-A line.

The vertical perspective view of rabbling mechanism structure of Fig. 5 the utility model cartridge of ink-jet printer.

The specific embodiment

Describe the utility model cartridge of ink-jet printer in detail below in conjunction with accompanying drawing.

Referring to Fig. 1～5, the structural representation and the rabbling mechanism perspective view thereof of the utility model cartridge of ink-jet printer is shown respectively.

This is used for being the print cartridge 100 of ink-jet printer supply ink, and the slightly rectangular casing of its face shaping adopts the plastics preparation, and it mainly is made of box body 101 and ink outlet port 102 two parts.Box body 101 has the inner chamber 103 of hollow.This inner chamber 103 is used to hold, storage ink.Ink outlet port 102 in a tubular form, be positioned at box body 101 along on the diapire 104 of gravity direction, it is communicated with chamber 103 and external environment condition within the box body 101 by pipe in it, is transported to the nozzle (not shown) of ink-jet printer 106 behind the ink that institute holds, stores so that derive in the inner chamber 103.In the interior pipe of ink outlet port 102, be provided with the seal 105 of rubber preparation, so that when print cartridge 100 is in released state with ink-jet printer 106, seal ink outlet port 102, from inner chamber 103, leak to the outside via ink outlet port 102 to prevent ink.When implementing concrete print job, the ink supply pin 107 of ink-jet printer 106 can insert ink outlet port 102 via seal 105, so that after drawing the ink that is held in the inner chamber 103 of box body 101 it is supplied to the nozzle (not shown).

In the inner chamber 103 of box body 101, be provided with the rabbling mechanism 108 of the ink that can be used to stir wherein and held.Rabbling mechanism 108 is positioned at box body 101 near the diapire 104 of gravity direction, and it mainly is made of impeller 109 and rotating shaft 110.Impeller 109 comprises four blades 111.Four blades 111 are that the center distributes radially with rotating shaft 110, and their end all is fixed on the termination that rotating shaft 110 is arranged in inner chamber 103.Blade 111 has predetermined cross-sectional area on the rotation direction of rotating shaft 110, stir the required thrust of ink to provide.Rotating shaft 110 passes the diapire 104 of box body 101 along gravity direction with respect to an end at blade 111 places.The end that rotating shaft 110 passes diapire 104 is configured to have the shrinkage pool 113 of internal tooth 112.By shrinkage pool 113 and internal tooth 112, rotating shaft 110 can dock engagement mutually with the driving shaft 114 of ink-jet printer 106, forms rotation to accept the rotation torque that ink-jet printer 106 applies, and then the ink that holds and store in the stirring inner chamber 103.

Claims

1. cartridge of ink-jet printer, the box body that comprises the hollow that is used to hold ink, the ink outlet port that is communicated with described box body inner chamber and external environment condition, be provided with the rabbling mechanism that is used to stir ink in the described box body inner chamber, it is characterized in that, described rabbling mechanism comprises impeller and rotating shaft, described impeller is included in has at least one long-pending blade of predetermined cross-section on the rotation direction of described rotating shaft, described vanes fixed is in an end of described rotating shaft, and described rotating shaft can dock to accept rotation torque mutually with the driving shaft of described ink-jet printer pass the bottle wall of described box body with respect to an end of described blade after.

2. cartridge of ink-jet printer according to claim 1 is characterized in that, described rabbling mechanism near described box body near the diapire of gravity direction.