CN204451544U - Ink accomodating unit and ink-jet printer - Google Patents

Abstract

The utility model relates to a kind of black accomodating unit and ink-jet printer, and this ink-jet printer comprises this black accomodating unit.This black accomodating unit comprises first component and second component, and first component is configured to hold ink, and first component is provided with injection unit, and injection unit is for injecting ink; Second component is configured to be pivotally connected to first component, and can relative to first component pivotable between a closed position and a open position, make when second component is in the closed position, injection unit is covered by second component, when second component is in an open position, injection unit is exposed.Wherein, the axis being parallel of pivotable is in the horizontal direction of black accomodating unit.The disclosed black accomodating unit for ink-jet printer of the utility model, can reduce the space shared by ink-jet printer.

Description

Ink accomodating unit and ink-jet printer

Technical field

The utility model relates to ink-jet printer and the black accomodating unit for ink-jet printer.

Background technology

Ink-jet printer is by spraying ink to print from record head to record object (such as paper sheet for printing), and such as Authorization Notice No. is example disclosed in the patent document of CN 203567359U.

An example of existing ink-jet printer is schematically shown in accompanying drawing 1.As shown in Figure 1, ink-jet printer 10 generally comprises black accomodating unit 11 and printer body 12.For convenience of description, ink-jet printer 10 is defined as front towards the direction of user in a state of use, when seeing ink-jet printer 10 by front, black accomodating unit 11 fixedly mounts on the right flank of ink-jet printer 10.Ink accomodating unit 11 comprises ink tank container (not shown) and is contained in ink tank container for holding an ink tank (not shown) of ink.Ink tank container and ink tank are referred to as ink herein and hold body 21.Ink accomodating unit 11 also comprise relative to ink hold body 21 slidably cover 31 in the longitudinal direction.Ink accommodation body 21 is formed with the inlet 41 that can inject ink in ink chamber.When needs inject ink in ink chamber time, first need first lid 31 to be slided backward, when mouth 41 to be implanted exposes completely, just can inject ink by inlet 41 in ink chamber.

In practical application, ink-jet printer 10 is placed on the table, when ink be finished need to inject ink by inlet 41 time, in order to the lid 31 of slip can be opened, needing at the rear of ink-jet printer 10 placement locations is that slide lid 31 to be opened reserves certain space, in this case, desktop is except reserving except suitable placement space for ink-jet printer 10, to be also that slidably lid 31 to be opened reserves spatial accommodation at the placement location rear of ink-jet printer 10, so inevitably take larger desk-top space.When rear space is not enough, when cannot inject ink, user also needs place ink-jet printer 10 being placed into sufficient space, can make troubles like this to user.Especially in the occasion that desk-top space is narrow and small, user understands is inconvenient to carry out refilling.

Utility model content

The utility model completes to overcome the problems referred to above, its object is to, and provides a kind of black accomodating unit for ink-jet printer, can reduce the space shared by ink-jet printer.

According to an aspect of the present utility model, the utility model provides a kind of black accomodating unit for ink-jet printer, and described black accomodating unit comprises: first component, and described first component is configured to hold ink, described first component is provided with injection unit, and described injection unit is for injecting ink; And second component, described second component is configured to be pivotally connected to described first component, and can relative to described first component pivotable between a closed position and a open position, make when described second component is in the closed position, described injection unit is covered by described second component, when described second component is in an open position, described injection unit is exposed.Wherein, the axis being parallel of described second component pivotable is in the horizontal direction of described black accomodating unit.

The disclosed black accomodating unit for ink-jet printer of the utility model, make the desk-top space that can reduce when being placed on the table by the ink-jet printer being provided with this black accomodating unit shared by ink-jet printer on the one hand, the action that another aspect can be avoided lid cannot being opened as ink-jet printer rear space not enough user and be moved back and forth by ink-jet printer, thus convenient for users to use.

Alternatively, described injection unit comprises inlet and the seal member corresponding with described inlet, described first component is also provided with the mounting portion corresponding with described inlet, described seal member is for sealing described inlet, described mounting portion is for placing described seal member, described injection unit and described mounting portion are covered by described second component when described second component is in the closed position, and expose when described second component is in an open position.

According to the program, following technique effect can be reached: namely, can make when second component is opened, injection unit and mounting portion all can be exposed to user simultaneously, therefore seal member just can placed it in mounting portion by user after inlet takes off, thus avoid contingent user in prior art first see injection unit namely carry out refilling operation and situation seal member being placed on other position and causing surrounding enviroment to be polluted occur.

Alternatively, described second component is provided with handle.

According to the program, user can be facilitated to be opened and closed second component by control handle, operate more convenient.

Alternatively, described handle is arranged on the outer surface of the side relative with described axis of described second component.

According to the program, can make user can be more laborsaving when being opened by second component.

According to another aspect of the present utility model, the utility model also provides a kind of ink-jet printer, and it comprises above-described black accomodating unit.

Shared desk-top space can be reduced when placing on the table according to ink-jet printer of the present utility model, the action of being moved back and forth by ink-jet printer because ink-jet printer rear space is not enough when user is intended to inject ink in black accomodating unit can also be avoided in addition, thus convenient for users to use.

Accompanying drawing explanation

Below in conjunction with accompanying drawing in the description of the utility model exemplary embodiment, above-mentioned and other side of the present utility model will become more obviously be easier to understand, in the accompanying drawings:

Fig. 1 schematically shows a kind of stereogram being installed with the ink-jet printer of existing black accomodating unit;

Fig. 2 is the stereogram of the ink-jet printer of the black accomodating unit be provided with according to a preferred embodiment of the present utility model, and its middle cover is in an open position;

Fig. 3 is the stereogram of the ink-jet printer of the black accomodating unit be provided with according to a preferred embodiment of the present utility model, and its middle cover is in the closed position;

Fig. 4 is the stereogram of the black accomodating unit according to a preferred embodiment of the present utility model, and its middle cover is in the closed position;

Fig. 5 is the stereogram of the black accomodating unit according to a preferred embodiment of the present utility model, and its middle cover is in an open position;

Fig. 6 is the sectional view of a part for black accomodating unit in Fig. 5.

Fig. 7 is the stereogram of the black accomodating unit according to another preferred embodiment of the present utility model, and its middle cover is in an open position;

Fig. 8 is the stereogram of the black accomodating unit according to another preferred embodiment of the present utility model, and its middle cover is in an open position;

Fig. 9 is the stereogram of the black accomodating unit according to another preferred embodiment of the present utility model, and its middle cover is in the closed position; And

Figure 10 is the stereogram of the ink-jet printer being provided with the black accomodating unit shown in Fig. 8, and its middle cover is in an open position.

Description of reference numerals:

10,100,300 ink-jet printers

12,120 printer body

11,110,210,310 black accomodating units

121 sheet feed sections

122 paper discharge unit

21,111,211 ink hold body

31,112,112 ', 212 lids

113,213,313 injection units

41,219 inlets

51,218 mounting portions

42,217 seal members

114 black capacity display surfaces

116 handles

Detailed description of the invention

Referring to accompanying drawing, preferred embodiment of the present utility model is described.It should be noted that, term used herein " on ", D score, "front", "rear", "left", "right" and similar statement just for illustrative purposes, and unrestricted.

In this article, certain parts " exposes " and refers to that when overlooking these parts from the top of these parts, these parts are in and are not covered by other parts and cause the visible state of user.In this article, certain parts " is capped " and refers to that when overlooking these parts from the top of these parts, these parts are in and are covered by other parts and cause the sightless state of user.In this article, " parallel " or " vertically " refers to substantially or roughly " parallel " or " vertically ".

Embodiment 1

Fig. 2-Fig. 6 diagrammatically illustrates a kind of black accomodating unit according to a preferred embodiment of the present utility model, and it can be fixedly installed to ink-jet printer.

Ink-jet printer described in the utility model can have the various functions such as image reading apparatus function, facsimile function, duplicator function and printing function simultaneously, also only can have printing function.As printing function, the dual-side image writing function of the double-sided recording modes image at recording paper can be had, also can only have one-sided image writing function.Wherein, for whether the function had beyond printing function is not restricted.

As Figure 2-3, ink-jet printer 100 has the face shaping substantially in box, and alternatively, the distance (width) of the left and right directions of ink-jet printer 100 is 435mm.Ink-jet printer 100 possesses printer body 120 and black accomodating unit 110.Printer body 120 possesses sheet feed section 121 and paper discharge unit 122.Alternatively, the distance (i.e. width) of the left and right directions of black accomodating unit 110 is 42mm.Alternatively, black accomodating unit 110 is 1:11 to 1:9 with the ratio of the width of printer body 120.Wherein, sheet feed section 121 is arranged on the rear portion of printer body 120, and paper discharge unit 122 is arranged on the front portion of printer body 120, and black accomodating unit 110 is arranged on the right flank of printer body 120 and extends to the right from the right flank of printer body 120.Should understand, although black in the illustrated embodiment accomodating unit 110 is arranged on the right side of printer body 120, according to actual needs, black accomodating unit 110 also can be arranged on other position of printer 120.Ink accomodating unit 110 can removably be mounted to printer body 120 with conventional connected mode (such as utilizing threaded connector etc.).Certainly, black accomodating unit 110 also can with printer 120 body by integral forming.

Exemplarily, when placing paper on sheet feed section 121, paper is admitted to from sheet feed section 121, and after the internal image of ink-jet printer 100 is recorded to the surface of paper, paper is discharged from paper discharge unit 122.

The balladeur train (not shown) moved around on paper can be provided with in the inside of printer body 120.In the side of balladeur train towards paper, be equipped with the record head (not shown) formed by multiple nozzle.When printing (record), the ink in black accomodating unit 110 is supplied to record head via flexible ink tube (not shown), then sprays ink from record head to paper.

Usually, balladeur train is driven by driving mechanism (not shown), and is guide by guide rail (not shown) and move back and forth above paper.In addition, in printer body 120, being generally provided with the paper feeder (not shown) for transmitting paper, matching with the action moved back and forth of balladeur train, paper is carried step by step, meanwhile, spray ink from record head, on paper, record image thus.

As shown in Figure 2-5, black accomodating unit 110 comprises ink and holds body 111 (example as " first component ") and lid 112 (examples as " second component ").In this article, first component is that the ink of finger writing or painting accomodating unit 110 holds body part, and it can be used for holding ink, is fixed part; Second component is the parts (mainly referring to injection unit etc. in the utility model) at least partially holding body part in finger writing or painting accomodating unit 110 for covering ink.

In the present embodiment, ink holds body 111 in cardinal principle rectangular shape.For ease of describing, in a state of use, the direction that longer limit ink being held the projection of body 111 in horizontal plane extends is called longitudinal direction, and the direction that shorter limit ink being held the projection of body 111 in horizontal plane extends is called horizontal direction.

In the present embodiment, it is split component that ink holds body 111, comprise ink tank container (not shown) and be contained in for holding an ink tank (not shown) of ink in ink tank container, ink used when printer body 120 is printed is supplied by this ink tank.The upper surface of ink tank is formed with the injection unit 113 of the opening upwards protruding from this upper surface, so that ink is injected into ink tank inside by user.It should be noted that injection unit 113 is except comprising opening, can also to comprise for sealed open to prevent the seal member of evaporation of ink or leakage (not shown), have no particular limits.

Fig. 4-Fig. 5 is the schematic diagram of the black accomodating unit according to the utility model preferred embodiment, and in order to be clearly shown that the structure of lid 112, part ink being held the sidewall of body 111 is omitted.Lid 112 roughly in tabular, and is connected on ink accommodation body 111 pivotly, and can hold body 111 pivotable between a closed position and a open position relative to ink.Fig. 4 shows situation when lid 112 is positioned at closed position, and Fig. 5 shows situation when lid 112 is positioned at open position.Can see, when lid 112 is positioned at closed position, lid 112 is in level, is covered in ink and holds on body 111, injection unit 113 covered; When lid 112 is positioned at open position, lid 112 is in erectility, injection unit 113 is exposed.When needs inject ink, lid 112 can be switched to erectility from level, injection unit 113 be become from covering state and exposes state, user can carry out the operation of injecting ink.Although the lid 112 shown in figure is roughly in tabular, according to expectation, it also can to comprise in figure abridged sidewall, and this sidewall can be formed integrally as monomer members with lid 112, and opens and closes together in company with lid 112.

In the embodiment of Fig. 2-6, the axis being parallel of the pivotable of lid 112 in the horizontal direction of black accomodating unit 110, and is positioned at the middle position of the upper surface of ink accommodation body 111.As shown in Figure 2 and Figure 5, cover 112 upper surface time in an open position towards the rear of ink-jet printer 100.This embodiment has following beneficial effect: when ink is finished, and when user injects ink by injection unit 113 in ink tank, any part on lid 112 all can not cause injection unit 113 in sight line blocks, and makes injection unit 113 couples of users completely visible.Therefore user is when carrying out refilling operation by injection unit 113, ink-filling bottle (not shown) can be aimed at injection unit 113 completely, just refilling operation is carried out when avoiding in ink-filling bottle deflection or do not aim at injection unit 113, ink may be caused like this to flow to other place of ink accommodation body 111, thus the hand of pollution user, ink tank unit or other position.In addition, when carrying out refilling operation, the black capacity display surface 114 that lid 112 also can not hold body 111 to ink causes and blocks.Usually, on black capacity display surface 114, mark has the highest marking line and lowest bid timberline, when user injects ink in ink tank, can check the amount injecting ink by the capacity marking line on black capacity display surface 114.Therefore, when user injects ink in ink tank time, can clear by the black capacity display surface 114 revealed, see the liquid level injecting ink without barrier, thus the ink injected can be avoided too much to cause spill-over and cause surrounding enviroment (such as ink-jet printer 100, the hand of user or clothing, even blank printing paper or typescripts etc.) pollute, so the possibility of surrounding enviroment pollution can be reduced.

As can be seen from Figure 2, when lid 112 is in an open position, during from top top view, lid 112 in an open position does not take the space at the rear of ink-jet printer 100.Therefore when ink-jet printer 100 is placed on the table, without the need to considering to be lid 112 headspace to be opened at the rear of ink-jet printer 100 again, even directly the rear portion of ink-jet printer 100 can be against metope and placing.Desktop can be made like this to free out to place other article, especially when desk-top space is narrow and small, is extremely easily for user.In addition, when user be intended to open lid 112 in black accomodating unit 110, inject ink time, also without the need to again ink-jet printer 100 being removed the place to there being sufficient space, convenient for users to use.

Lid 112 is held to the pivoting form of body 111 relative to ink, Fig. 2-5 shows a kind of embodiment that pivotable connects.Especially, as seen in figs. 5-6, the holding with ink one end that body 111 pivotable is connected and be provided with pivotal axis 115 in a lateral direction at black accomodating unit 110 of lid 112, correspondingly, the position corresponding with pivotal axis 115 that ink holds body 111 is provided with pivoting hole (not shown), lid 112 can be pivotally connected to ink hold body 111 by making pivotal axis 115 pivotable in pivoting hole.On the contrary, also pivoting hole can be set on lid 112, and hold pivotal axis body 111 being arranged and is suitable for pivotable in this pivoting hole at ink, lid 112 can be pivotally connected to ink equally and hold body 111.Certainly, in order to the pivotable realized between lid 112 and ink accommodation body 111 connects, also can adopt other pivot structure well known in the art, the hinge structure of such as gate-type, or the connecting band that flexible material can be used to make is connected to lid 112 and ink and holds between body 111.

In the embodiment of Fig. 2-6, the size of lid 112 in horizontal plane is substantially 1/2nd of ink accommodation body 111.But obviously the size and dimension of lid 112 also can change.Such as, it is suitable that the size of lid 112 in horizontal plane also can hold body 111 with ink substantially, the pivot axis now covering 112 can be positioned at black one end holding body 111, or be only ink and hold the less part (such as about 1/3rd) of body 111, those skilled in the art specifically can select the size and dimension of lid 112 according to factors such as the number of injection unit and shapes.

In the embodiment of Fig. 2-6, it is split component that ink holds body 111, comprises the ink tank (not shown) holding ink and the ink tank container (not shown) holding ink tank.Certainly, ink tank and ink tank container both can removably fixedly mount, and also can unremovably be formed.Alternatively, ink holds body 111 also can be integrated component, and can form the container cavity for holding ink in the inside of ink accommodation body 111, injection unit 113 can be formed in the upper surface that ink holds body 111, and injection unit 113 can be communicated with container cavity.

In the present embodiment, lid 112 is also provided with handle 116, and preferably, as shown in figures 2-6, handle 116 is arranged on the outer surface of the side relative with pivot axis of lid 112, like this can be more laborsaving when being opened by lid 112 by handle 116.Alternatively, according to the custom of user, also handle 116 can be arranged on other position of lid 112, as covered the middle part etc. of 112.

In the embodiment that Fig. 2-6 illustrates, black accomodating unit 110 only has a lid.Such as, but those skilled in the art understand, and when black accomodating unit comprises multiple (such as two) injection unit, the quantity of lid also can change, and also can be set to two.Each like this lid only covers an injection unit, thus only opens a lid injection ink when injecting ink, reduces the possibility of inkiness.

Embodiment 2

The embodiment 2 of ink accomodating unit is schematically shown in Fig. 7.In order to the object simplified, eliminate the description with embodiment 1 same section when describing embodiment 2.As shown in Figure 7, embodiment 2 is with the difference of embodiment 1, and injection unit 213 comprises inlet 219 and the seal member 217 corresponding with described inlet 219.Ink holds body 211 and also comprises the mounting portion 218 corresponding with inlet 219.Seal member 217 for sealing inlet 219, to prevent ink leakage in ink tank and evaporation.In printer use procedure, when lid 212 is in the closed position, seal member 217 is usually located to seal inlet 219 on inlet 219, and forms injection unit 213 together with inlet 219.Mounting portion 218 is configured to be suitable for placing seal member 217 and can keeping seal member 217, " maintenance " herein refers to the movement in the horizontal direction of restriction seal member 217, make user when seal member 217 is placed on mounting portion 218, roughly the same position can be placed at every turn, thus, the ink be infected with of seal member 217 by be always limited in mounting portion 218 scope within.Injection unit 213 and mounting portion 218 tegmentum 212 when lid 212 is in the closed position covers, and exposes when lid 212 is in an open position.It should be noted that, in the present embodiment, exposing of injection unit 213 only refers to that injection unit 213 is in visible state, and do not mean that the opening of inlet 219, also namely, when injection unit 213 is exposed, inlet 219 both can be open state, also can be sealed by seal member 217, have no particular limits.

In the use procedure of existing ink-jet printer (as shown in Figure 1), in the ink chamber to ink tank unit, particularly inject the process of ink, may following situations be there is: inlet 41 expose completely but mounting portion 51 also do not expose time, the seal member 42 that user just opens on inlet carries out refilling operation, and seal member 42 is placed on other place.Due to seal member 42 may be infected with ink, the pollution of seal member 42 placement location periphery may be caused like this, such as, polluted ink-jet printer, pollute the hand of user or clothing, even pollute blank printing paper or typescripts etc.In addition, seal member 42 is placed on other places and seal member 42 also may be caused to be infected with upper foreign material, thus cause the inkiness in black accomodating unit 11 when being covered on inlet 41 by seal member 42, even cause blocking ink supply pipeline, damage ink-jet printer 10.This situation is more prone to occur for the user injecting ink for black accomodating unit 11 first.

And this implementation method of the present utility model shown in Fig. 7 can avoid the generation of above-mentioned situation.Shown in Fig. 7 is lid 212 situation in an open position, and injection unit 213 and mounting portion 218 are exposed completely.In the present embodiment, during owing to opening lid 212, injection unit 213 and mounting portion 218 are exposed to user all simultaneously, and therefore seal member 217 just can placed it in mounting portion 218 by user after inlet 219 takes off.For user, especially for first for black accomodating unit 210 injects the user of ink, avoid and first see that namely inlet 219 carries out refilling operation, and seal member 217 is placed on other position and causes surrounding enviroment (such as ink-jet printer, the hand of user or clothing, even blank printing paper or typescripts etc.) situation about polluting occurs, so the possibility of surrounding enviroment pollution can be reduced, the ink that seal member 217 is infected with only is limited in the scope of mounting portion 218.Meanwhile, be also unlikely to the foreign material at other position to be brought into in ink, thus cause blocking ink supply pipeline, damage ink-jet printer.Thus, the user friendly of black accomodating unit 210 and ink-jet printer is added.

In the present embodiment, inlet 219, mounting portion 218 and the projection of seal member 217 in horizontal plane are rounded substantially, and the quantity of inlet 219, mounting portion 218 and seal member 217 is one.Seal member 217 can adopt elastomeric material manufacture, comprises the closure part and superposed handle part that are positioned at bottom.Closure part is for sealing described inlet 219, and its main body is cylindrical substantially, and top is provided with outward extending flange.Handle part is convenient to user and is taken off from inlet 219 by sealing parts 217 and be mounted on inlet 219 by sealing parts 217.Shape and size and the inlet 219 of seal member 217 are suitable.Mounting portion 218 is for being formed at the groove in the upper surface of ink tank container, and the inner circumferential size of groove is more bigger than the peripheral dimension of the bottom of seal member 217.

Such as, the internal diameter of inlet 219 can be set to about 11.5mm, and the external diameter of the bottom of seal member 217 can arrange and be approximately 12mm, is slightly greater than the internal diameter of inlet 219, thus can closely seal inlet 219; The internal diameter of mounting portion 218 can be set to about 12.5mm, is slightly greater than the external diameter of the bottom of seal member 217, thus can place seal member 217 easily.Seal member 217 and mounting portion 218 also can adopt other make, such as, can adopt magnetic construction or fastener etc.In addition, both can fix between the two and also can not fix, as long as the ink that seal member 217 is infected with when seal member 217 being placed on mounting portion 218 can be made to be limited within the scope of mounting portion 218.

Fig. 7 only provides a kind of example of inlet, mounting portion and seal member, and obviously they can be other suitable shape.Alternatively, inlet 219, mounting portion 218 and seal member 217 can be polygon, ellipse and circle, oval and polygonal in conjunction with shape.Certainly, quantity and the orientation of inlet and mounting portion are also not limited thereto, the quantity of such as inlet and mounting portion can be multiple, the orientation of inlet and mounting portion also can favour the longitudinal direction of ink accommodation body a little, and wherein the orientation of inlet and mounting portion refers to the direction of both lines of centres.

In addition, ergonomically, the distance between inlet 219 and mounting portion 218 can be designed to user-friendly distance, and such as, the air line distance between the center of inlet 219 and mounting portion 218 can be set to 25mm.

Alternatively, can arrange connector, one end of connector connects seal member 217, and the other end is connected to ink to be held on body 211, and the length of connector makes seal member 217 optional one between inlet 219 and mounting portion 218.

Embodiment 3

The embodiment 3 of ink accomodating unit is schematically shown in Fig. 8-10.In order to the object simplified, eliminate the description with embodiment 1 same section when describing embodiment 3.As seen in figs. 8-10, embodiment 3 is with the difference of embodiment 1, in the black accomodating unit 310 of present embodiment, the axis of pivotable of lid 312 is positioned at the end that ink holds body 311, and the upper surface of lid 312 time in an open position towards the front of ink-jet printer 300.This embodiment makes lid 312 can not take the space at ink-jet printer 300 rear in opening procedure, is comparatively suitable for space-constrained occasion.

Unless otherwise defined, technology used herein is identical with the implication that those skilled in the art of the present utility model understand usually with scientific terminology.Term used herein, just in order to describe concrete enforcement object, is not intended to limit the utility model.Terms such as such as " parts " that occur herein both can represent single part, also can represent the combination of multiple part.The term such as such as " installation ", " setting " etc. occurred herein both can represent that parts were directly attached to another parts, also can represent that parts are attached to another parts by middleware.The feature described in one embodiment herein can be applied to another embodiment individually or with further feature in combination, unless this feature is inapplicable or be otherwise noted in this another embodiment.

The utility model is illustrated by above-mentioned embodiment, but should be understood that, above-mentioned embodiment just for the object of illustrating and illustrate, and is not intended to the utility model to be limited within the scope of described embodiment.In addition it will be understood by those skilled in the art that; the utility model is not limited to above-mentioned embodiment; more kinds of variants and modifications can also be made, within these variants and modifications all drop on the utility model scope required for protection according to instruction of the present utility model.

Claims (5)

1. a black accomodating unit, for ink-jet printer, is characterized in that, described black accomodating unit comprises:

First component, described first component is configured to hold ink, and described first component is provided with injection unit, and described injection unit is for injecting ink; And

Second component, described second component is configured to be pivotally connected to described first component, and can relative to described first component pivotable between a closed position and a open position, make when described second component is in the closed position, described injection unit is covered by described second component, when described second component is in an open position, described injection unit is exposed;

Wherein, the axis being parallel of described second component pivotable is in the horizontal direction of described black accomodating unit.

2. black accomodating unit according to claim 1, it is characterized in that, described injection unit comprises inlet and the seal member corresponding with described inlet, described first component is also provided with the mounting portion corresponding with described inlet, described seal member is for sealing described inlet, described mounting portion is for placing described seal member, described injection unit and described mounting portion are covered by described second component when described second component is in the closed position, and expose when described second component is in an open position.

3. black accomodating unit according to claim 1, is characterized in that, described second component is provided with handle.

4. black accomodating unit according to claim 3, is characterized in that, described handle is arranged on the outer surface of the side relative with described axis of described second component.

5. an ink-jet printer, is characterized in that, comprises the black accomodating unit described in any one in the claims 1-4.