CN205498349U - Inkjet recording is case unit for device - Google Patents

Abstract

The utility model provides an inkjet recording is case unit for device can alleviate the stink that is produced by volatilizing of volatile organic compound (VOC). The utility model discloses a case unit that is used for the inkjet recording device that inkjet recording is case unit for device supplied with to the inkjet recording device for the ink that will contain volatile organic compound, the characterized in that of case unit, including framework and lid, the framework includes: the ink room can be stored the ink, the ink filling opening, be used for with the ink pours into the ink room into, the route is derived to the ink, is used for making the ink is followed the ink room and is derived, atmosphere intercommunication mouthful, it is unlimited for the outside with the ink room, and atmosphere intercommunication route, with ink room and atmosphere intercommunication mouthful intercommunication, the cap seal closes or opens the ink filling opening of framework, disposes the adsorbent that adsorbs volatile organic compound in the atmosphere intercommunication route of framework.

Description

Ink-jet recording apparatus box unit

Technical field

This utility model relates to ink-jet recording apparatus box unit.

Background technology

Proposing a kind of ink-jet recording apparatus (Japanese Unexamined Patent Publication 2012-106363 publication), described ink-jet recording apparatus is by ink Water supplies to ink gun via pipe from ink cassette.Described ink cassette includes ink inlet.The use of described ink-jet recording apparatus Ink can be added to described ink cassette by personnel from described ink inlet.Further, it is formed with outward at described ink cassette The atmosphere connection port of portion's connection, thus, will maintain into atmospheric pressure inside described ink cassette, suppression is store with in described ink cassette The change consuming internal pressure together of the ink deposited.

But, the ink cassette owing to being arranged in described ink-jet recording apparatus is relative by above-mentioned atmosphere connection port In the structure of external open, there is the purposes such as the permeability owing to adjusting ink and make the ink in described ink cassette be comprised VOC (Volatile Organic Compounds；Situation about VOC) volatilizing and flow out to outside.Especially It is, in the case of the capacity of described ink cassette is relatively big, to there is the possibility allowing user of service smell an offensive odor along with the volatilization of VOC Property.

Utility model content

Therefore, the purpose of this utility model is, it is provided that a kind of spray that can alleviate the stink produced by the volatilization of VOC Ink recording equipment box unit.

According to the first embodiment of the present utility model, it is provided that a kind of ink-jet recording apparatus box unit, volatilization will be comprised Property organic compound ink to ink-jet recording apparatus supply, it is characterised in that include that framework and lid, described framework include: ink Hydroecium, it is possible to ink reservoir；Ink inlet, for being injected into described ink in described ink chamber；Path derived by ink, uses Derive from described ink chamber in making described ink；Atmosphere connection port, by described ink chamber relative to external open；And air is even Path, connects described ink chamber with described atmosphere connection port, and described lid is closed or opens wide the described ink of described framework Inlet, the described atmosphere communication path in described framework is configured with the adsorbent adsorbing described VOC.

Alternatively, it is also possible to be, the volume of described adsorbent occupies 10 volume %～99 bodies of the volume of atmosphere communication path Long-pending %.

Alternatively, it is also possible to be, described atmosphere communication path has the labyrinth sealing knot of the flowing crankle making air Structure, on from described ink chamber towards the flow direction of the air of described atmosphere connection port, it is described that described adsorbent is arranged in ratio Labyrinth seal structure is by the position in the position of upstream side, described labyrinth seal structure and described labyrinth seal structure Downstream position in any one.

Alternatively, it is also possible to be, described adsorbent is arranged in described labyrinth seal structure.

Alternatively, it is also possible to be, the volume of described adsorbent occupies 10 volume % of the volume of described labyrinth seal structure ～99 volume %.

Alternatively, it is also possible to be, described labyrinth seal structure is formed on partition wall, described partition wall be arranged at described greatly Gas communication path, the film that described labyrinth seal structure will not be passed through gas and liquid from the opposition side of described partition wall is close Envelope.

Alternatively, it is also possible to be, on from described ink chamber towards the flow direction of the air of described atmosphere connection port, in institute Stating labyrinth seal structure described in the ratio of atmosphere communication path leans on the position of upstream side to be formed with atmosphere room, and described air is even The stream width of the air in labyrinth seal structure described in the width ratio of logical room, described adsorbent is arranged in described atmosphere room In.

Alternatively, it is also possible to be, in described atmosphere communication path, mark off described atmosphere room by partition wall, in institute State and on partition wall, be configured with described adsorbent.

Alternatively, it is also possible to be, it is formed in the way of highlighting from described ink chamber side in the inside of described atmosphere room The opening that described ink chamber connects with described labyrinth seal structure, described adsorbent is made to be arranged in than described atmosphere room The position that the upper end of described opening is low.

Alternatively, it is also possible to be, it is configured with through gas and will not be through the semipermeable membrane of liquid at described opening.

Alternatively, it is also possible to be, the volume of described adsorbent occupies the 10 volume %～50 of the volume of described atmosphere room Volume %.

Alternatively, it is also possible to be, on from described ink chamber towards the flow direction of the air of described atmosphere connection port, in institute State the position of labyrinth seal structure downstream described in the ratio of atmosphere communication path and be formed with connecting path, described connecting path Width ratio described in the stream width of air in labyrinth seal structure, described adsorbent is configured at described connecting path.

Alternatively, it is also possible to be, the volume of described adsorbent occupies 10 volume %～99 bodies of the volume of described connecting path Long-pending %.

Alternatively, it is also possible to be, in described framework, described connecting path is formed at more close than described labyrinth seal structure The position of described ink chamber.

Alternatively, it is also possible to be, described ink chamber and described atmosphere communication path are separated by next door, and described adsorbent is arranged in On described next door.

Alternatively, it is also possible to be, described atmosphere communication path be configured with through gas and will not through the semipermeable membrane of liquid, On from described ink chamber towards the flow direction of the air of described atmosphere connection port, described adsorbent is configured to more semi-transparent than described Film downstream or by upstream side.

It addition, described adsorbent is porous material.

It addition, described VOC comprises at least one party in glycol ethers and glycol.

It addition, the state that described adsorbent is packed with the bag being formed with multiple hole is configured at described atmosphere communication path.

According to ink-jet recording apparatus box unit of the present utility model, by the described ink chamber of described framework and described greatly Gas connected entrance connection described atmosphere communication path be configured with absorption VOC adsorbent, therefore make from described atmosphere connection port to The amount of the outside VOC flowed out reduces, as a result of which it is, the stink produced by the volatilization of VOC can be alleviated.

Accompanying drawing explanation

Fig. 1 is the summary axonometric chart of the structure of the example illustrating box unit of the present utility model.

Fig. 2 (A) and Fig. 2 (B) is the vertical view of the preference at the configuration position of the adsorbent in the framework shown in explanatory diagram 1 Figure, Fig. 2 (C) is the sectional view observed from the I-I direction of Fig. 2 (A) and Fig. 2 (B).

Fig. 3 is the sectional view that the method for implanting injecting ink to the box unit shown in Fig. 1 is described.

Fig. 4 is the summary axonometric chart of the structure of the example illustrating ink-jet recording apparatus of the present utility model.

Fig. 5 is the schematic diagram of the internal structure of the ink-jet recording apparatus shown in explanatory diagram 4.

Detailed description of the invention

Box unit of the present utility model is described.As it has been described above, box unit of the present utility model is a kind of ink-jet recording apparatus With box unit, described box unit comprises the ink of VOC to ink-jet recording apparatus supply, and described box unit is characterised by, including Framework and lid, described framework includes: ink chamber, it is possible to ink reservoir；Ink inlet, described for injecting to described ink chamber Ink；Path derived by ink, is used for making described ink derive to outside from described ink chamber；Atmosphere connection port, by described ink Room is relative to external open；And atmosphere communication path, described ink chamber is connected with described atmosphere connection port, described lid is closed Or opening wide the described ink inlet of described framework, the described atmosphere communication path in described framework is configured with absorption VOC's Adsorbent.

Figure 1 illustrates the structure of an example of box unit of the present utility model.As it is shown in figure 1, this box unit includes framework 10 and lid 18 (with reference to Fig. 5).Framework 10 is consisted of the rear portion deposition film 15 at opening, such as, formed by resin etc..Framework 10 include: ink chamber 11, it is possible to ink reservoir；Four inks inlet 13Y, 13C, 13M and 13Bk are (with reference to Fig. 4.At Fig. 1 In ink inlet 13Bk is only shown), for injecting described ink to ink chamber 11；Four inks derive path 19Bk, 19M, 19C and 19Y, for deriving described ink from ink chamber 11；Four atmosphere connection ports 121Bk, 121M, 121C and 121Y, By described ink chamber 11 relative to external open；And atmosphere communication path 12, by ink chamber 11 and four atmosphere connection ports 121Bk, 121M, 121C and 121Y connect.Ink chamber 11 and atmosphere communication path 12 are divided into by three partition walls 16 Locellus 11Bk and branch 12Bk, locellus 11M and branch 12M, locellus 11C and branch 12C and locellus 11Y and branch 12Y.Ink locellus 11Bk and atmosphere sub-path 12Bk is separated by next door 17, but next door 17 is provided with breach (air Discharge port) 171, thus both are connected.Ink locellus 11M and atmosphere sub-path 12M, ink locellus 11C and big Connection sub-path 12C is the most identical with ink locellus 11Y and atmosphere sub-path 12Y for gas.

Black ink can be injected from ink inlet 13Bk in ink locellus 11Bk.Although representing the most in FIG, But be able in ink locellus 11M, 11C and 11Y from ink inlet 13M, 13C and 13Y inject magenta ink, Cyan and yellow ink (with reference to Fig. 4).Further, as it is shown in figure 5, the ink inlet 13 corresponding with colors is by lid 18 Close or open wide.Ink inlet 13 record time by covering 18 closings.Described ink in make ink chamber 11 due to record When water reduces, it is possible to lid 18 is pulled down from ink inlet 13 and injects ink into mouth 13 relative to external open, thus by institute State ink to be injected into ink chamber 11 from ink inlet 13.Ink locellus 11Bk, 11M, 11C and 11Y are respectively via not scheming The flexible Guan Eryu ink shown is derived path 19Bk, 19M, 19C and 19Y and is connected.Ink derives path 19Bk, 19M, 19C And 19Y is connected with ink export mouth 14Bk, 14M, 14C and 14Y respectively, and can be by black, magenta, cyan and Huang Chromatic ink is derived to framework 10 is outside from ink export mouth 14Bk, 14M, 14C and 14Y.In the framework 10 shown in Fig. 1, will Frequency is used to be set to bigger than other ink locellus compared with the ink locellus 11Bk of high black ink.But, this utility model is not It is defined in this.In framework 10, it is also possible to the ink locellus beyond the ink locellus 11Bk of black ink is set to than other Ink locellus is big, it is also possible to whole four ink locellus are set to identical size.

Described black ink, magenta ink, cyan and yellow ink comprise VOC respectively.Described VOC is e.g. Boiling point is the volatile organic compound included in the scope of 50 DEG C～290 DEG C.Described VOC can be polarity, it is possible to Think nonpolar, but preferably comprise polar molecule.Described VOC preferably comprises at least one party in glycol ethers and glycol.Make For described glycol ethers, enumerate such as ethylene glycol monomethyl ether, ethylene glycol, ethylene glycol positive propyl ether, ethylene glycol n-butyl ether, diethylene glycol Methyl ether, diethylene glycol ether, diethylene glycol positive propyl ether, diethylene glycol n-butyl ether, diethylene glycol n-hexyl ether, triethylene glycol methyl ether, Tri ethylene glycol ethyl ether, triethylene glycol positive propyl ether, triethylene glycol n-butyl ether, propylene glycol monomethyl ether, propylene-glycol ethyl ether, propylene glycol positive third Ether, propylene glycol n-butyl ether, dipropylene glycol methyl ether, dipropylene glycol ethyl ether, dipropylene glycol n-propyl ether, dipropylene glycol n-butyl ether, 3 third Glycol methyl ether, tripropylene glycol ether, tripropylene glycol positive propyl ether and tripropylene glycol n-butyl ether etc..As described glycol, enumerate example Such as 1,2-hexanediol, 1，2-ethandiol, 1,2-PD, 1,2-butanediol and 1,2-pentanediol etc..From the permeability of ink Adjustment from the viewpoint of, described VOC preferably comprises diethylene glycol positive propyl ether (boiling point: about 224 DEG C), diethylene glycol n-butyl ether (boiling point: about 270 DEG C) and 1,2-hexanediol (boiling point: about 212 DEG C).The use level of the described glycol ethers in described ink total amount It is preferably 0.1 weight %～10 weight %.Described ink can comprise coloring agent, it is also possible to does not comprise coloring agent.Comprising In the case of stating coloring agent, described coloring agent can be pigment, it is also possible to for dyestuff.Further, described coloring agent is not being comprised In the case of, described ink can be the treatment fluid comprising the flocculating agent making described coloring agent condense.Further, described ink is preferably Comprise the water-base ink of described VOC and water but it also may for oily ink etc..

Then, use Fig. 1 and Fig. 2 (A), Fig. 2 (B), Fig. 2 (C), illustrate atmosphere connection port 121Bk, 121M, 121C with And 121Y and atmosphere sub-path 12Bk, 12M, 12C and 12Y.Fig. 2 (A) and Fig. 2 (B) is for illustrating the framework shown in Fig. 1 The top view of a part for atmosphere communication path 12 in 10, Fig. 2 (C) is to observe from the I-I direction of Fig. 2 (A) and Fig. 2 (B) Sectional view.Atmosphere connection port 121Bk, 121M, 121C and 121Y are respectively by ink locellus 11Bk, 11M, 11C and 11Y phase For external open.Thus, the pressure of ink locellus 11Bk, 11M, 11C and 11Y is maintained atmospheric pressure.As a result of which it is, press down System is reached the glut of the ink that high pressure causes and by ink locellus by ink locellus 11Bk, 11M, 11C and 11Y 11Bk, 11M, 11C and 11Y reach low pressure and cause the refluence etc. of ink.Using suppression ink leakage as purpose, it is preferably, It is pasted with respectively through gas and will not be through the semipermeable membrane of liquid at atmosphere connection port 121Bk, 121M, 121C and 121Y 125.Semipermeable membrane 125 is the perforated membrane with small hole, and can use such as politef, polytrifluorochloroethylene, Tetrafluoraoethylene-hexafluoropropylene copolymer, tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer and tetrafluoroethylene-Ethylene copolymerization The fluororesin such as thing etc. and formed.

Atmosphere sub-path 12Bk, 12M, 12C and 12Y respectively by ink locellus 11Bk, 11M, 11C and 11Y and Atmosphere connection port 121Bk, 121M, 121C and 121Y connect.In the framework 10 shown in Fig. 1, ink locellus, ink are injected Mouth, ink are derived the quantity of path, atmosphere connection port and atmosphere sub-path and are set to four.But, this practicality is new Type is not limited to this.In framework 10, as long as ink locellus, ink inlet, ink derive path, atmosphere connection port and big The quantity of gas connection sub-path is respectively two or more, then can also be any amount.

Further, atmosphere sub-path 12Bk, 12M, 12C and 12Y are respectively provided with labyrinth seal structure 122, preferably For, the top of labyrinth seal structure 122 will not be sealed (with reference to Fig. 2 (C)) through the film 128 of gas and liquid.Described Labyrinth seal structure is the structure of the flowing crankle instigating air, enumerates such as Fig. 1 and Fig. 2 (A), Fig. 2 (B), Fig. 2 (C) flow passage structure etc. of the zigzag fashion that the flowing making air shown in is repeatedly turned back.Further, it is preferably, from ink locellus 11Bk, 11M, 11C and 11Y towards on the flow direction of the air of atmosphere connection port 121Bk, 121M, 121C and 121Y, Labyrinth seal structure 122 than atmosphere sub-path 12Bk, 12M, 12C and 12Y is formed greatly by the position of upstream side Gas communication chamber 129, the stream width of the air in the width ratio labyrinth seal structure 122 of described atmosphere room 129, at air The inside of communication chamber 129 makes ink chamber 11 and labyrinth seal structure 122 even to be formed with in the way of ink chamber 11 side is prominent Logical opening 123.It is preferably, is pasted with semipermeable membrane 127 (with reference to Fig. 2 (C)) same as described above at opening 123.

In the present embodiment, as shown in Fig. 2 (C), upper in atmosphere communication path (atmosphere sub-path) 12Bk Portion marks off atmosphere room 129 by partition wall W1.Further, partition wall W1 is formed with labyrinth seal structure 122.Fan Palace formula seals structure 122 and is formed on partition wall W1, and described partition wall W1 is arranged at atmosphere communication path (atmosphere branch Footpath) 12Bk, labyrinth seal structure 122 will not be sealed through the film 128 of gas and liquid from the opposition side of partition wall W1. Further, the side, atmosphere room 129 of partition wall W1 is provided with protuberance, is formed at the top of this protuberance and makes ink chamber 11 and fan Palace formula seals the opening 123 of structure 122 connection.If the width of labyrinth seal structure 122 is wide, then exists and promote ink The probability of evaporation.On the other hand, if the width of labyrinth seal structure 122 is narrow, then there is the stream of the air of this part Lead to the probability being deteriorated and remain the probability of burr when framework 10 shapes in labyrinth seal structure 122 part.Cause This, be preferably, and the stream that labyrinth seal structure 122 is is such as below 7mm by width, preferable width is 1mm～3mm is constituted Flow passage structure.The width of labyrinth seal structure 122 refers to, such as, be formed on partition wall W1 the labyrinth sealing formed On the stream of structure 122, the width with partition wall W1 parallel direction face on vertical with the bearing of trend of stream.With The situation that face is the change width on trapezoidal and circular grade and the direction parallel with partition wall W1 that the bearing of trend of stream is vertical Under, the maximum width that width is labyrinth seal structure 122.It addition, in Fig. 2 (C), from Fig. 2's (A) and Fig. 2 (B) On the section that I-I direction is observed, opening 123 and semipermeable membrane 127 do not expose, but for convenience of description, are shown in broken lines.

Also, it is preferred that be, it is formed in the end with atmosphere room 129 opposite side of labyrinth seal structure 122 Opening 126 (with reference to Fig. 2 (A), Fig. 2 (B), Fig. 2 (C)), is formed respectively at atmosphere sub-path 12Bk, 12M, 12C and 12Y There is the connection stream 124 opening 126 and atmosphere connection port 121Bk, 121M, 121C and 121Y connected (with reference to Fig. 1 and figure 2(C)).It is preferably, connects the stream that stream that stream 124 is air in width ratio labyrinth seal structure 122 is wide.At this In embodiment, as shown in Fig. 1 and Fig. 2 (C), in atmosphere sub-path 12Bk, drawn by partition wall W1 and W2 Separate connection stream 124.As shown in Fig. 2 (C), connect stream 124 and be formed at than labyrinth seal structure 122 and atmosphere Room 129 is near the position of ink chamber 11.Labyrinth seal structure 122 is separated by partition wall W1 with connecting stream 124, via dividing Opening 126 that next door W1 is formed and by labyrinth seal structure 122 with connect stream 124 and connect.

In the framework 10 shown in Fig. 1 and Fig. 2 (A), Fig. 2 (B), Fig. 2 (C), air divides from ink in the following manner Room 11Bk flows to atmosphere connection port 121Bk.I.e., first, the air air discharge outlet by the ink locellus 11Bk shown in Fig. 1 (breach in next door 17) 171 and enter in atmosphere sub-path 12Bk.Then, as in Fig. 2 (C) with the arrow institute of dotted line Showing, air, by the opening 123 formed at partition wall W1 and through semipermeable membrane 127, enters in atmosphere room 129, and then, It is flowed in labyrinth seal structure 122.Then, air after by labyrinth seal structure 122, as in Fig. 2 (C) with reality Shown in the arrow of line, flow to atmosphere connection port 121Bk via connecting stream 124 from the opening 126 formed at partition wall W1, and Through semipermeable membrane 125 to flows outside.From ink locellus 11M, 11C and 11Y towards atmosphere connection port 121M, 121C and The flowing of the air of 121Y is also identical with this.

It is each configured with adsorbing the adsorbent of VOC at atmosphere sub-path 12Bk, 12M, 12C and 12Y.Described absorption Agent can be configured at any one position of atmosphere sub-path 12Bk, 12M, 12C and 12Y.Described adsorbent is arranged in four In at least one in individual atmosphere sub-path 12Bk, 12M, 12C and 12Y.It addition, described adsorbent can also be arranged in In whole four atmosphere sub-path 12Bk, 12M, 12C and 12Y.As used Fig. 3 described below, preferably described Adsorbent for example, makes the ink bottle when injecting ink from ink bottle via ink inlet be sucked and amount that pressure rises The amount that air is suitably discharged to atmosphere connection port.

Use Fig. 2 (A), Fig. 2 (B), Fig. 2 (C), the preference at the configuration position of described adsorbent is described.As Fig. 2 (A) with And shown in Fig. 2 (C), described adsorbent is located at and compares towards the flow direction of the air of atmosphere connection port 121 from ink chamber 11 Labyrinth seal structure 122 is by the position of upstream side, preferred disposition Y portion in X position or labyrinth seal structure 122 Position.As than labyrinth seal structure 122 by the position of upstream side, enumerate such as atmosphere room 129.Can also be, described Adsorbent is arranged on partition wall W1 in atmosphere room 129.If being configured at X or Y position, then due to atmosphere The stream of the air till mouth 121 is longer, therefore suppresses the absorption to the composition in the air outside framework 10 of the described adsorbent, Therefore, it is possible to adsorb the VOC included in ink efficiently.Further, if described adsorbent to be arranged in the labyrinth of narrower width Formula seals in structure 122, then the air come from ink locellus 11Bk rising is prone to contact with described adsorbent, it is possible to efficiently Absorption VOC.It addition, from the viewpoint of the stream guaranteeing air, be preferably, semipermeable membrane 127 do not configure VOC adsorbent. Further, in the case of described adsorbent is configured at X position, as shown in Fig. 2 (C), it is preferably, is arranged in ratio atmosphere room The position that the upper end of the opening 123 of 129 is low.So, even if framework 10 tilts, as long as described ink is not above opening The upper end of 123, the most described adsorbent will not be with described contacts ink, it is possible to suppress by described adsorbent and described contacts ink The reduction of the absorbability caused.

And, it is also possible to be, described adsorbent be configured at from ink chamber 11 towards the stream of the air of atmosphere connection port 121 Stream 124 etc. is such as connected than the position of labyrinth seal structure 122 downstream on dynamic direction.If being configured at such portion Position, then be difficult to arrive due to described ink, therefore, it is possible to suppress described adsorbent and the contact of described ink.Described adsorbent can To be only configured at a position, it is also possible to be configured at multiple position.

Further, on from ink chamber 11 towards the flow direction of the air of atmosphere connection port 121, described adsorbent can be joined Put at ratio through gas and will not be through the position of semipermeable membrane 127 downstream of liquid or can also be arranged in by upstream side Position.If described adsorbent is arranged in the position than semipermeable membrane 127 downstream, then due to the existence of semipermeable membrane 127, Described adsorbent and the contact of described ink can be suppressed.Refer to than the position of semipermeable membrane 127 downstream, enumerate such as air Communication chamber 129, labyrinth seal structure 122 and connection stream 124.On the other hand, if described adsorbent is arranged in ratio Semipermeable membrane 127 is by the position of upstream side, then longer due to the stream of the air to atmosphere connection port 121, suppresses described suction The attached dose of absorption to the composition in the air outside framework 10, therefore, it is possible to adsorb the VOC included in ink efficiently.Than half Permeable membrane 127 refers to by the position of upstream side, enumerates and such as separates ink locellus 11Bk and the next door of atmosphere sub-path 12Bk Position on 17.Described adsorbent can also be arranged on next door 17.

The volume of described adsorbent preferably takes up the 10 volume %～99 volume % of the volume of atmosphere communication path 12, more excellent Choosing occupies 80 volume %～99 volume %.By the volume of adsorbent is set within the above range, it is possible to ink will not hindered Room 11 utilizes adsorbent effectively to adsorb the VOC in ink in the case of outside connection.From the same viewpoint, institute is worked as Stating adsorbent when being arranged in labyrinth seal structure 122, the volume of described adsorbent preferably takes up labyrinth seal structure 122 The 10 volume %～99 volume % of volume, more preferably occupy 80 volume %～99 volume %.When described adsorbent is arranged in greatly Time in gas communication chamber 129, the volume of described adsorbent preferably takes up 10 volume %～50 bodies of the volume of atmosphere room 129 Long-pending %.If the ratio (ratio) of the volume of the described adsorbent occupied in the volume of atmosphere room 129 is in above-mentioned model In enclosing, then it is prevented from described adsorbent and is arranged on semipermeable membrane 127.When described adsorbent is arranged in connecting path 124, The volume of described adsorbent preferably takes up the 10 volume %～99 volume % of the volume of connecting path 124, more preferably occupies 80 bodies Long-pending %～99 volume %.

Structure as described adsorbent, preferably coccoid, particularly spherical shape.And, described adsorbent is preferably Porous material, enumerates porous polymer, zeolite, activated carbon and the silica gel etc. illustrated the most in Table 1.Among them, excellent Select porous polymer and zeolite, from the viewpoint of in terms of the absorbability at water miscible VOC, excellence is such, the most Pore polymer.Described porous polymer such as can be by vinyl monomer and the copolymerization of cross-linking monomer, by suspension polymerisation Manufacture, enumerate such as styrene/divinylbenzene, polystyrene, vinylpyrrolidone, ethylbenzene/divinylbenzene, carbon molecular sieve And polydiphenyl ether class etc..Described adsorbent can be used alone a kind, it is also possible to is applied in combination more than two kinds.

[table 1]

The preference of adsorbent

Described adsorbent can directly be configured at the arbitrary portion in atmosphere sub-path 12Bk, 12M, 12C and 12Y Position, but be preferably, it is filled in the packaging configuring the shape that position is mated, and is provided for making VOC enter in described packaging Multiple holes in inside, so that configuration becomes easy.Thereby, it is possible to suppress described adsorbent at air when framework 10 tilts The situation of movement in connection sub-path 12Bk, 12M, 12C and 12Y.Further, such as described adsorbent is being arranged in next door 17 In the case of on, it is possible to described adsorbent is filled in the packaging bigger than air discharge outlet 171 configures, thus prevent Described adsorbent drops in ink locellus 11Bk from air discharge outlet 171.On the other hand, described adsorbent is arranged in by In the case of in the labyrinth seal structure 122 that the stream of narrower width is constituted, it is also possible to by the described adsorbent of body in pelletized form It is directly filled in the stream constituting labyrinth.

Then, use Fig. 3, the method for implanting that described ink injects to the framework 10 shown in Fig. 1 is described.Fig. 3 is for including Fig. 1 Ink export mouth 14Bk, 14M, 14C and 14Y of shown framework 10 is at the sectional view of interior part.As shown in Figure 3, it is possible to It is inserted into by the peristome of the ink bottle 20 by accommodating black ink and black ink is injected into by ink inlet 13Bk In framework 10.Although not shown, but can be likewise by accommodating magenta ink, cyan and the ink of yellow ink The peristome of bottle 20 is inserted into magenta ink, cyan and yellow ink in ink inlet 13M, 13C and 13Y Water is injected in framework 10.If as it is shown on figure 3, the peristome of ink bottle 20 being formed as being inserted into the ink of framework 10 In inlet, then described ink can be easily injected in framework 10, therefore be preferred.But, this utility model is not It is defined in this.Can also be that described ink is inserted into the funnel in the ink inlet of framework to the injection of framework by use Carry out etc. any method.As it has been described above, inject described ink after being pulled down by the lid (with reference to Fig. 5) closing ink inlet. Ink export mouth 14Bk, 14M, 14C and 14Y are connected to the ink gun (ink ejection component) with ink-jet recording apparatus even Ink barrel 141Bk, 141M, 141C and 141Y of knot.

This utility model also provides for a kind of ink-jet recording apparatus including described box unit and ink ejection component.

Figure 4 illustrates the structure of an example of ink-jet recording apparatus of the present utility model.As shown in Figure 4, this ink mist recording Device 100 has the housing 101 of approximately parallelepiped body shape.Housing 101 be configured with paper supply tray 102, discharge tray 103 and Guidance panel 104.Guidance panel 104 is provided with load button 104A and liquid crystal display 104B.Further, at housing 101 Being provided with opening 105, the framework 10 shown in Fig. 1 is contained in the inside of ink-jet recording apparatus 100 through opening 105.As above institute State, when ink inlet 13Bk, 13M, 13C and 13Y of framework 10 are contained in ink-jet recording apparatus 100 inside, by lid (ginseng According to Fig. 5) close.The cover 106 of the box shape sealing opening 105 it is provided with at housing 101.

Then, Fig. 5, the internal structure of the ink-jet recording apparatus 100 shown in explanatory diagram 4 are used.As it is shown in figure 5, ink-jet note Recording device 100 includes box unit (framework 10 and lid 18), paper supply tray 102, paper-feeding mechanism 102A～102C, biography therein Send mechanism 107A and 107B, recording mechanism 108A and 108B, impressing flat board 109 and paper-discharge mechanism 110A and 110B.Supply Paper pallet 102 can support multiple record media (such as recording paper) P of stacking.

Described paper-feeding mechanism includes paper feed roller 102A, sheet supplying arm 102B and axle 102C.Paper feed roller 102A can be rotatably It is supported in the front of sheet supplying arm 102B.Sheet supplying arm 102B can be supported in the axle 102C supported by housing 101 rotationally.Paper supply Arm 102B by the elastic force of own wt or spring etc. to paper supply tray 102 side rotation urging.By transmitting motor (not Diagram) driving and recording paper P is transmitted by the paper feed roller 102A that rotates to direction of transfer D.

Inside ink-jet recording apparatus 100, by a predetermined interval relative to guided outside parts 111A and inner side draw Lead parts 111B and form transmission path 111.Transmitted the recording paper P come to transmit by transmitting path 111 by paper feed roller 102A To connecting gear 107A and 107B.

Described connecting gear has transfer roller 107A relative to each other and hold-down roller 107B.Transfer roller 107A is by transmitting The driving of motor (not shown) and rotate.Hold-down roller 107B rotates along with the rotation of transfer roller 107A.It is sent to described biography Send transfer roller 107A that the recording paper P of mechanism rotated and hold-down roller 107B clamp and be sent to recording mechanism 108A and 108B。

Described recording mechanism includes balladeur train 108A and ink gun (ink ejection component) 108B.Balladeur train 108A is supported in edge Two guide rails (not shown) that the direction vertical with the direction of transfer of recording paper P is extended.Described two guide supporting in Housing 101.Balladeur train 108A links with the known band mechanism (not shown) arranged on described two guide rails.This band mechanism is by sliding Frame motor (not shown) drives.With described band mechanism link balladeur train 108A by the driving of described carriage motor with note Move back and forth on the vertical direction of direction of transfer of record paper P.

Further, four ink barrels (with reference to Fig. 3) framework 10 and ink gun 108B connected are extended from balladeur train 108A With the flexible flat cable (not shown) that control substrate (not shown) and ink gun 108B are electrically connected.Described four ink barrels It is connected with ink export mouth 14Bk, 14M, 14C and 14Y of framework 10, and black by store in the ink chamber 11 of framework 10 Color, magenta, cyan and yellow ink supply to ink gun 108B.Described flexible flat cable will be defeated from described control substrate The control signal gone out is transferred to ink gun 108B.

As it is shown in figure 5, ink gun 108B is equipped on balladeur train 108A.Lower surface at ink gun 108B is formed with multiple nozzle 108C.The front end of multiple nozzle 108C is exposed from the lower surface of balladeur train 108A and ink gun 108B.Ink gun 108B has cause Dynamic device (not shown), this actuator is for providing the ink making to supply to ink gun 108B via described ink barrel from framework 10 The active force of ejection.Described actuator can be that piezoelectric element mode, thermoelectricity ink mode and electrostatic attraction mode etc. are any Mode.During balladeur train 108A moves back and forth on the direction vertical with the direction of transfer of recording paper P, ink gun 108B From multiple nozzle 108C by ink with small ink droplet ejection.Thus, recording paper P records image.Impressing flat board 109 is joined It is set to relative with described recording mechanism, and supports the recording paper P come from the transmission of described connecting gear.

Described paper-discharge mechanism has exit roller 110B relative to each other and fluted disc 110A.Exit roller 110B is electronic by transmitting Machine (not shown) drives.Fluted disc 110A rotates along with the rotation of exit roller 110B.The row that recording paper P after record is rotated Paper bowl 110B and fluted disc 110A clamps and transmits to discharge tray 103.

As it has been described above, in ink-jet recording apparatus 100 of the present utility model, the configuration in ink-jet recording apparatus box unit The part having described adsorbent is positioned at the inside of ink-jet recording apparatus 100.Therefore, adsorbent to the absorption of VOC at ink mist recording The inside of device 100 is carried out.Thus, ink-jet recording apparatus 100 is difficult to discharge VOC to outside.

Described ink-jet recording apparatus box unit can be pulled down relative to ink-jet recording apparatus 100, it is also possible to Fix relative to ink-jet recording apparatus 100 and cannot pull down.In the case of can pulling down described box unit, enumerate such as Can be when described box unit keeps linking with ink-jet recording apparatus 100 by ink barrel etc. from ink-jet recording apparatus The housing 101 of 100 pulls down the mode of described box unit.Further, in ink-jet recording apparatus 100, described ink-jet recording apparatus is used The configuration place of box unit can also be fixed.For example, it is also possible to be, in ink-jet recording apparatus 100, even if at ink gun In the case of 108B drives, box unit does not drives along with ink gun 108B, does not change the position in ink-jet recording apparatus 100 Put.So, it is possible to prevent adsorbent from moving by the configuration position of fixed case unit in ink-jet recording apparatus 100.

Embodiment

The ink 10g of the composition shown in table 2 is poured in the plastic containers of 50mL, the opening of described plastic containers sets Put the trap tube of the structure shown in table 3.By the bar divided at 100mL/ carried out at the pump of the front-end configuration of described trap tube The attraction of 2 minutes under part, by gas trapping to described trap tube.The gas trapped by described trap tube is added thermally welded And analyze with GCMS (gas chromatograph-mass spectrometer), obtain the peak value face of isopropanol (IPA) in TIC (total ion chromatogram) Amass and the peak area of dipropylene glycol n-propyl ether (DPP).

[table 2]

[table 3]

The measurement result of the peak area of the IPA in each trap tube and the peak area of DPP is illustrated in table 4.

[table 4]

As shown in table 4, it is thus identified that trapped at least one party in IPA and DPP by each trap tube.Particularly, inhaling In the case of attached dose is porous polymer or zeolite, it is thus identified that the absorption of this two side of IPA and DPP.According to this result, confirm If described adsorbent to be arranged in the atmosphere communication path of box unit of the present utility model, then can alleviate waving by VOC The stink sent out and produce.

As it has been described above, box unit of the present utility model can alleviate the stink produced by the volatilization of VOC.This utility model The purposes of box unit and be not specially limited, it is possible to be widely used in various ink-jet recording apparatus.

Label declaration

10 frameworks

11 (11Bk, 11M, 11C, 11Y) ink chamber (ink locellus)

12 (12Bk, 12M, 12C, 12Y) atmosphere communication path (atmosphere sub-path)

13 (13Bk, 13M, 13C, 13Y) ink inlet

14 (14Bk, 14M, 14C, 14Y) ink export mouth

15,128 film

16, W1, W2 partition wall

17 next doors

Path derived by 19Bk, 19M, 19C, 19Y ink

20 ink bottles

100 ink-jet recording apparatus

121Bk, 121M, 121C, 121Y atmosphere connection port

122 labyrinth seal structures

123,126 opening

124 connect stream

125,127 semipermeable membrane

129 atmosphere rooms

171 air discharge outlets.

Claims (19)

1. an ink-jet recording apparatus box unit, supplies the ink comprising VOC to ink-jet recording apparatus Give, it is characterised in that

Including framework and lid,

Described framework includes: ink chamber, it is possible to ink reservoir；

Ink inlet, for being injected into described ink in described ink chamber；

Path derived by ink, is used for making described ink derive from described ink chamber；

Atmosphere connection port, by described ink chamber relative to external open；And

Atmosphere communication path, connects described ink chamber with described atmosphere connection port,

Described lid is closed or opens wide the described ink inlet of described framework,

Described atmosphere communication path in described framework is configured with the adsorbent adsorbing described VOC.

Ink-jet recording apparatus box unit the most according to claim 1, it is characterised in that

The volume of described adsorbent occupies the 10 volume %～99 volume % of the volume of atmosphere communication path.

Ink-jet recording apparatus box unit the most according to claim 1, it is characterised in that

Described atmosphere communication path has the labyrinth seal structure of the flowing crankle making air,

On from described ink chamber towards the flow direction of the air of described atmosphere connection port, it is described that described adsorbent is arranged in ratio Labyrinth seal structure is by the position in the position of upstream side, described labyrinth seal structure and described labyrinth seal structure Downstream position in any one.

Ink-jet recording apparatus box unit the most according to claim 3, it is characterised in that

Described adsorbent is arranged in described labyrinth seal structure.

Ink-jet recording apparatus box unit the most according to claim 4, it is characterised in that

The volume of described adsorbent occupies the 10 volume %～99 volume % of the volume of described labyrinth seal structure.

Ink-jet recording apparatus box unit the most according to claim 4, it is characterised in that

Described labyrinth seal structure is formed on partition wall, and described partition wall is arranged at described atmosphere communication path,

Described labyrinth seal structure will not be passed through gas and the film phonograph seal of liquid from the opposition side of described partition wall.

Ink-jet recording apparatus box unit the most according to claim 3, it is characterised in that

On from described ink chamber towards the flow direction of the air of described atmosphere connection port, at the ratio of described atmosphere communication path Described labyrinth seal structure is formed with atmosphere room by the position of upstream side, is confused described in the width ratio of described atmosphere room Palace formula seals the stream width of the air in structure,

It is indoor that described adsorbent is arranged in described atmosphere.

Ink-jet recording apparatus box unit the most according to claim 7, it is characterised in that

Described atmosphere room is marked off by partition wall in described atmosphere communication path,

Described partition wall is configured with described adsorbent.

Ink-jet recording apparatus box unit the most according to claim 7, it is characterised in that

Described ink chamber and described is made to be formed with in the way of described ink chamber side is prominent in the inside of described atmosphere room The opening of labyrinth seal structure connection,

Described adsorbent is arranged in the position lower than the upper end of the described opening of described atmosphere room.

Ink-jet recording apparatus box unit the most according to claim 9, it is characterised in that

It is configured with through gas and will not be through the semipermeable membrane of liquid at described opening.

11. ink-jet recording apparatus box units according to claim 7, it is characterised in that

The volume of described adsorbent occupies the 10 volume %～50 volume % of the volume of described atmosphere room.

12. ink-jet recording apparatus box units according to claim 3, it is characterised in that

On from described ink chamber towards the flow direction of the air of described atmosphere connection port, at the ratio of described atmosphere communication path The position of described labyrinth seal structure downstream is formed with connecting path, labyrinth type described in the width ratio of described connecting path The stream width of the air in sealing structure,

Described adsorbent is configured at described connecting path.

13. ink-jet recording apparatus box units according to claim 12, it is characterised in that

The volume of described adsorbent occupies the 10 volume %～99 volume % of the volume of described connecting path.

14. ink-jet recording apparatus box units according to claim 12, it is characterised in that

In described framework, described connecting path is formed at than described labyrinth seal structure near the position of described ink chamber.

15. ink-jet recording apparatus box units according to claim 1, it is characterised in that

Described ink chamber and described atmosphere communication path are separated by next door,

Described adsorbent is arranged on described next door.

16. ink-jet recording apparatus box units according to claim 1, it is characterised in that

Described atmosphere communication path be configured with through gas and will not through the semipermeable membrane of liquid,

On from described ink chamber towards the flow direction of the air of described atmosphere connection port, it is described that described adsorbent is configured to ratio Semipermeable membrane downstream or by upstream side.

17. according to the ink-jet recording apparatus box unit described in any one in claim 1～16, it is characterised in that

Described adsorbent is porous material.

18. according to the ink-jet recording apparatus box unit described in any one in claim 1～16, it is characterised in that

Described VOC comprises at least one party in glycol ethers and glycol.

19. according to the ink-jet recording apparatus box unit described in any one in claim 1～16, it is characterised in that

The state that described adsorbent is packed with the bag being formed with multiple hole is configured at described atmosphere communication path.