CN207955029U - Ink tank and ink-jet printer - Google Patents
Ink tank and ink-jet printer Download PDFInfo
- Publication number
- CN207955029U CN207955029U CN201820221226.8U CN201820221226U CN207955029U CN 207955029 U CN207955029 U CN 207955029U CN 201820221226 U CN201820221226 U CN 201820221226U CN 207955029 U CN207955029 U CN 207955029U
- Authority
- CN
- China
- Prior art keywords
- ink
- flow pass
- filtration members
- storage chamber
- ink tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model is related to a kind of ink tank and ink-jet printers.Ink tank includes body part and filtration members.Body part includes black receiving portion and ink outflow portion.The ink storage chamber for accommodating ink is formed in black receiving portion.Ink outflow portion includes ink entrance, ink inlet and ink flow pass.Ink entrance is in the bottom of ink storage chamber and ink storage chamber.Ink inlet is higher than the ink entrance, and ink can be flowed out by ink inlet.Ink flow pass is between ink entrance and ink inlet.Filtration members are arranged in ink flow pass and filtration members are vertical or are obliquely arranged.Ink tank according to the present utility model, by being arranged filtration members in ink flow pass vertically or obliquely, it can be effectively prevented from or reduce the impurity in ink to be deposited in filtration members, so as to ensure speed and flow that ink is flowed out from ink inlet.
Description
Technical field
The utility model is related to printing device technical fields, and in particular, to a kind of ink tank and ink-jet printer.
Background technology
Ink-jet printer is printed by spraying ink from record portion to recording medium (such as paper sheet for printing).
Fig. 1 to Fig. 4 schematically shows an example of known ink-jet printer 1.Hereinafter, for the ease of retouching
It states, when using ink-jet printer by user on the basis of location, direction of the ink-jet printer 1 towards user is defined
For " preceding ", direction is defined as " rear " on the other hand, and the left-hand side of user is defined as " left side ", and the right-hand side of user is
" right side ".The directions D1 i.e. in figure are left and right directions, and the directions D2 are front-rear direction.Further, it is shown in FIG. 1 mutually orthogonal
X-axis, Y-axis, Z axis.Specifically, the positive direction (bob-weight force direction) of Z axis be "upper", Z axis negative direction (gravity direction) be "lower"；
The positive direction (ink-jet printer 1 towards the direction of user) of Y-axis is " preceding ", and the negative direction of Y-axis is " rear "；The positive direction of X-axis
Negative direction for " right side ", X-axis is " left side ".
As shown in Figure 1, ink-jet printer 1 includes printer body 19 and ink tank 20.Ink tank 20, which is fixedly mounted in, beats
Certain side (for example, right side shown in FIG. 1) of print machine ontology 19, and accommodate to be supplied to the ink of printer body 19.
As shown in Fig. 2, ink tank 20 includes body part 21 and filtration members 52.Body part 21 is arranged in the lower part of ink tank 20, packet
Include black receiving portion 22 and ink outflow portion 26.Black receiving portion 22 has ink storage chamber 23.Ink outflow portion 26 is flowed out including ink
Channel 51 and ink inlet 27.Ink flow pass 51 is arranged in the side (for example, rear side in Fig. 2) of ink storage chamber 23.
The lower end of ink flow pass 51 is provided with through-hole, and ink flow pass 51 is connected to by the lower end through-hole with ink storage chamber 23.
The bottom of ink storage chamber 23 is provided with the through-hole (not shown) of rectangle.The bottom through-hole in ink storage chamber 23 is arranged in filtration members 52
Place.The bottom of body part 21 is additionally provided with bottom thin film 58 (with reference to Fig. 4), which flows out with filtration members 52 and ink
The lower end through-hole in channel 51 is spaced apart, and covers the lower end through-hole of filtration members 52 and ink flow pass 51.In other words, bottom
Film 58 constitutes a part for the bottom surface of ink tank 20 or body part 21, and enable the ink from ink storage chamber 23 through
Entered in ink flow pass 51 by the lower end through-hole of filtration members 52 and ink flow pass 51.The upper end of ink flow pass 51
It is provided with ink inlet 27 so that the ink filtered by filtration members 52 can be flowed out from ink flow pass 51 via ink
Mouth 27 flows out to ink tube (not shown), the record portion being then delivered to via ink tube in printer body 19.
In the ink-jet printer 1 shown in Fig. 1 to Fig. 4, filtration members 52 are horizontally disposed at the bottom of ink storage chamber 23
Through hole.Due to usually having impurity in ink, the ink that filtration members 52 are flowed through from ink storage chamber 23 can be miscellaneous by part
Matter is deposited in the upper surface of filtration members 52.The filtering in filtration members 52 can be blocked when the impurity being deposited in filtration members 52 is excessive
Hole, the flow and flow rate to be flowed into ink flow pass 51 to ink have an impact so that ink is flowed into ink outflow
The flow and flow rate in channel 51 becomes smaller, or even ink is caused to cannot flow into ink flow pass 51, and then may influence
The print quality of ink-jet printer 1.
Further, since being formed with ink storage chamber 23, ink flow pass 51 etc. in ink tank 20, manufacture for convenience, ink tank
20 can be made of two kinds of materials.For example, the frame part (such as forming the siding in channel) of ink tank 20 can be by resin material
It is made, and side film 55 is used to be attached on frame part in a manner of being such as bonded.I.e. side film 55 constitutes ink storage chamber
One side wall of room 23 and ink flow pass 51.In addition, as described above, filtration members 52 are enclosed in ink storage by bottom thin film 58
At the bottom through-hole of chamber 23.Therefore, ink tank 20 at least need process two kinds of different sizes film, and two kinds of films install to
At the different location of ink tank 20 so that manufacturing procedure is complex, and increases material and production cost.
Therefore, it is necessary to propose a kind of ink tank and ink-jet printer, it is existing in the prior art to solve at least partly
Problem above.
Utility model content
It is according to the present utility model in a first aspect, providing a kind of ink tank in order to solve the above problems at least partly.Institute
It includes body part and filtration members to state ink tank.The body part includes black receiving portion and ink outflow portion.Shape in the ink receiving portion
At the ink storage chamber for being useful for receiving ink.The ink outflow portion includes ink entrance, ink inlet and ink outflow
Channel.The ink entrance is in the bottom of the ink storage chamber and the ink storage chamber.The ink inlet is higher than
The ink entrance, the ink can be flowed out by the ink inlet.The ink flow pass is located at the ink
Between flow inlet and the ink inlet.The filtration members are arranged in the ink flow pass and the filtration members
It is arranged vertically or obliquely.
Ink tank according to the present utility model, by being arranged filtration members in ink flow pass vertically or obliquely,
It can be effectively prevented from or reduce the impurity in ink to be deposited in filtration members, so as to ensure ink from ink inlet
The speed and flow of outflow, and then can ensure the print quality of ink-jet printer.
Optionally, the ink flow pass is separated into the first ink flow pass and the second ink stream by the filtration members
Go out channel, the first ink flow pass is between the filtration members and the ink entrance, the second ink stream
Go out channel between the filtration members and the ink inlet.
According to this programme, ink can be made all to pass through the first ink flow pass, filtration members and the second ink stream successively
Go out channel, to be filtered to whole inks.
Optionally, the side towards the first ink flow pass of the filtration members is located at towards second ink
The lower section of the side of flow pass.
According to this programme, the side towards the first ink flow pass of filtration members can be deposited in avoid the impurity in ink
On face, so as to ensure speed and flow that ink is flowed out from ink inlet, and then it can ensure beating for ink-jet printer
Print quality.
Optionally, the ink flow pass is by being set to the first recess portion of the body part and covering first recess portion
The first film constitute.
According to this programme, the manufacture craft of ink tank can be simplified.
Optionally, the ink storage chamber is by being set to the second recess portion of the body part and covering the of second recess portion
Two films are constituted.
According to this programme, the manufacture craft of ink tank can be simplified.
Optionally, the first film and second film are integrated.
According to this programme, procedure of processing is simplified, saves manufacturing cost.
Optionally, the ink flow pass includes Vertical Channel and is connected to the non-vertical channel of the Vertical Channel,
The filtration members are arranged in the non-vertical channel.
According to this programme, when ink flow pass includes non-vertical channel, filtration members are vertical or are obliquely arranged
It in non-vertical channel, can be not only deposited in filtration members to avoid the impurity in ink, can also be convenient for existing filtration members setting
In ink flow pass.
Optionally, the ink tank includes refilling portion, and the refilling portion has ink filling port, the ink filling port and the ink storage chamber
Room is connected to.
According to this programme, ink can be injected to ink storage chamber by ink filling port, can be repeated as many times and utilize ink tank.
Optionally, the ink tank includes atmosphere portion, and the atmosphere portion has atmosphere connection port, the ink storage chamber
There is ink storage chamber communication port, the ink storage chamber communication port to be connected to the atmosphere connection port for room.
According to this programme, ink storage chamber can be with extraneous atmosphere so that the indoor pressure of ink storage chamber and the external world are big
Atmospheric pressure is equal, to facilitate the refilling into ink storage chamber room.
Second aspect according to the present utility model, provides a kind of ink-jet printer, and the ink-jet printer includes above-mentioned
Ink tank described in first aspect.
Ink-jet printer according to the present utility model is led to by being arranged to flow out in ink vertically or obliquely by filtration members
In road, it can be effectively prevented from or reduce the impurity in ink and be deposited in filtration members, so as to ensure ink from ink
The speed and flow of outflux outflow, and then can ensure the print quality of ink-jet printer.
Optionally, the ink-jet printer includes multiple ink tanks.
According to this programme, multiple ink tanks can accommodate different or same color ink, the part ink in multiple ink tanks
Tank can also be used as spare ink tank and use.
Description of the drawings
From below in conjunction with the accompanying drawings in the description of the utility model exemplary embodiment, the utility model above-mentioned and its
Its aspect will become apparent and be easier to understand, in the accompanying drawings：
Fig. 1 is the stereoscopic schematic diagram of known ink-jet printer；
Fig. 2 is the exploded perspective schematic diagram of the ink tank of ink-jet printer shown in Fig. 1；
Fig. 3 is the front view of ink tank shown in Figure 2；
Fig. 4 is the upward view of ink tank shown in Figure 2；
Fig. 5 is the stereoscopic schematic diagram according to the ink-jet printer of the utility model；
Fig. 6 is the stereoscopic schematic diagram according to the ink tank of first preferred embodiment of the utility model；
Fig. 7 is the close-up schematic view at A in Fig. 6；
Fig. 8 is the schematic front view of ink tank shown in Fig. 6；
Fig. 9 is the stereoscopic schematic diagram according to the ink tank of second preferred embodiment of the utility model；
Figure 10 is the close-up schematic view at B in Fig. 9；
Figure 11 is the schematic front view of ink tank shown in Fig. 9；
The schematic cross-section that Figure 12 cuts for the line C-C in Figure 11；
Figure 13 is the stereoscopic schematic diagram according to the ink tank of the third preferred embodiment of the utility model；
Figure 14 is the close-up schematic view at D in Figure 13；
Figure 15 is the schematic front view of ink tank shown in Figure 13；And
Figure 16 is the schematic cross-section that E-E lines are cut along Figure 15.
Reference sign
1/100 printer body 19/119 of ink-jet printer
128 ink tank 20/120/220/320 of refilling portion
21/121 ink receiving portion 22/122 of body part
23/123 ink entrance 50/150 of ink storage chamber
27/127/227 ink flow pass 51/151/251 of ink inlet
52/152/252/352 ink outflow portion 26/126/226 of filtration members
First ink flow pass 153/253
Second ink flow pass 154/254
First recess portion, 1,57/,257 second recess portion 156
155 second film 158 of the first film
58 side film 55 of bottom thin film
240 non-vertical channel 241 of Vertical Channel
29/129 atmosphere portion 130 of ink filling port
131 paper feeding cassette 106 of atmosphere connection port
107 control panel 108 of Output Tray
First direction D1 second directions D2
Ink storage chamber communication port 159
Specific implementation mode
In the following description, a large amount of concrete details are given more thoroughly to manage in order to provide to the utility model
Solution.It will be apparent, however, to one skilled in the art that the utility model embodiment may not need one or more
These a details and be carried out.In other examples, in order to avoid obscuring with the utility model embodiment, for
Some technical characteristics well known in the art are not described.
Preferred embodiments of the present invention are illustrated referring to the drawings.It should be noted that institute herein
The directional terminology "upper" that uses, "lower", "front", "rear", "left", "right" and similar statement simply to illustrate that mesh
, not limit.
Herein, such as ordinal number of " first " and " second " cited in the application is only to identify, without having
There are any other meaning, such as specific sequence etc..Moreover, for example, term " first component " itself does not imply that " second
The presence of part ", term " second component " do not imply that the presence of " first component " in itself.
A kind of ink-jet printer of the utility model offer and its ink tank.It should be noted that spray described in the utility model
Black printer can also have the function of that image scanner, facsimile function, duplicator function etc. are each other than with printing function
Kind function.As printing function, there can be the dual-side image writing function in the double-sided recording modes image of recording medium.Certainly,
For whether having the function of being arbitrary other than printing function.
Fig. 5 shows the stereoscopic schematic diagram of the ink-jet printer 100 of the utility model.Ink-jet printer 100 may include
Printer body 119 and ink tank 120.
Printer body 119 is generally in rectangular shape.The front surface of printer body 119 is provided with for providing note
The paper feeding cassette 106 of recording medium and Output Tray 107 for recording medium to be discharged.As shown in figure 5, paper feeding cassette 106 is located at Output Tray
107 lower section.Paper feeding cassette 106 can be with D2 in a second direction (in the present embodiment for front-rear direction) in paper feeding cassette open position
It is moved between paper feeding cassette closed position, in order to which recording medium is put into paper feeding cassette 106 when needed.Printer sheet
The front surface of body 119 is additionally provided with operation panel 108, in order to which user operates operating surface from the front of ink-jet printer 100
Plate 108.Configured with the display panel for showing various information and setting content and for executing various operations on operation panel 108
Or the operation button of input setting content.Certainly, paper feeding cassette 106, Output Tray 107 and operation panel 118, which can be arranged, is beating
At any suitable position of print machine ontology 110.For example, at least one of paper feeding cassette 106 and Output Tray 107 can be arranged
The rear surface of printer body 110, operation panel 118 can be arranged at the side surface of printer body 110.
Record portion (not shown) can be provided in printer body 119.Record portion can be along first direction D1 (in this reality
With being left and right directions in novel) it moves back and forth.Specifically, in the present embodiment, cunning can be provided in printer body 119
Frame (not shown), record portion can be moved back and forth in balladeur train upper edge first direction D1.Record portion includes multiple nozzle (not shown),
And it can be by multiple nozzles towards recording medium jet ink.
In addition, being also provided in printer body 119 for by the ink supply of the ink feed of ink tank 120 to record portion
The components such as pipe, guiding piece for guiding ink tube.By the component that these components are familiar with by those skilled in the art, because
This, herein for sake of simplicity, herein without detailed description.Only the ink tank 120 of ink-jet printer 100 is retouched in detail herein
It states.
Ink tank 120 can be arranged in the side of printer body 119.For example, as shown in figure 5, ink tank 120 can be arranged
The right side of printer body 119.It will be appreciated, of course, that according to actual needs, ink tank 120 can also be arranged in printer body
At 119 other positions, such as left side.In addition, according to actual needs, ink tank 120 can be fixedly mount to printer body
119, it can also be configured to be detachably mounted to printer body 119.
With continued reference to Fig. 5, ink-jet printer 100 includes four ink tanks 120.This four ink tanks 120 along first direction D1 simultaneously
The setting of row ground.This four ink tanks 120 can be used for accommodating the ink of different colours, such as cyan, magenta, yellow and black
(CMYK) ink of four kinds of colors.Certainly, four ink tanks 120 can be used for accommodating the ink of same color (such as black).
It will be understood by those skilled in the art that ink-jet printer 100 can also have one or more ink tanks 120 of other quantity, with
Ink for accommodating one or more colors, or used as spare ink tank.Multiple ink tanks 120 can also be along other directions
(such as second direction D2) is arranged.
For ink tank below in conjunction with Fig. 6 to Figure 16 for accommodating black ink, to the first of the utility model to
The ink tank of third preferred embodiment is described in detail.
First preferred embodiment
The schematic diagram of the ink tank 120 of first embodiment according to the present utility model is shown in Fig. 6 to Fig. 8.Such as Fig. 6 institutes
Show, ink tank 120 includes body part 121 and filtration members 152.Each portion of ink tank 120 is described in detail below in conjunction with Fig. 6 to Fig. 8
Part.
As shown in fig. 6, body part 121 is arranged in the lower part of ink tank 120.Body part 121 includes black receiving portion 122 and ink
Outflow portion 126.Ink outflow portion 126 is set as adjacent with black receiving portion 122.
The ink storage chamber 123 for accommodating ink is formed in black receiving portion 122.Ink storage chamber 123 is configured to
Rectangular parallelepiped structure.Ink storage chamber 123 can be used for accommodating one in four kinds of black, cyan, magenta or yellow (CMYK) colors
Kind ink.
Ink outflow portion 126 can be arranged in the side of body part 121.Specifically, in the present embodiment, ink flows out
The rear side in black receiving portion 122 is arranged in portion 126.Ink outflow portion 126 could be provided as, in this way ink adjacent with black receiving portion 122
Ink in the ink storage chamber 123 of receiving portion 122 can be flowed into shortest path in ink outflow portion 126.
As shown in Figure 6 and Figure 7, ink outflow portion 126 includes ink entrance 150, ink inlet 127 and ink outflow
Channel 151.
Ink entrance 150 is connected in the bottom of ink storage chamber 123 with ink storage chamber 123.Specifically, ink entrance
150 to be arranged in the side adjacent with ink outflow portion 126 of ink storage chamber 123 (be in the present embodiment specifically, ink storage chamber
The rear side of room 123), and positioned at bottom or the lower position of ink storage chamber 123 and ink flow pass 151.Part in Fig. 7
Amplification shows the structure of ink entrance 150, and the section of ink entrance 150 is substantially rectangular in cross section.Certainly, ink entrance
150 section may be any suitable shape such as circle, ellipse.Ink entrance 150 is by ink storage chamber 123 and ink
Flow pass 151 is connected to.So that the ink inside ink storage chamber 123 can enter ink stream by ink entrance 150
Go out in channel 151.
As shown in figure 8, ink inlet 127 is higher than ink entrance 150, such as under the action of unshowned pump, ink
Water can be flowed out by ink inlet 127.Further, it is also possible to the storage of the height and ink tank 120 by record portion (not shown)
The liquid level relationship (such as difference in height) of ink in ink chamber 123 so that ink can be from the ink inlet of ink tank 120
127 flow into record portion.Specifically, ink inlet 127 is arranged at the upper surface of the body part 121 of ink tank 120, and
It is configured to protrude from the cylindrical structure with interior bone of the upper surface of the body part 121 of ink tank 120, in order to ink supply
Pipe is connected to ink inlet 127, and ink can flow to ink tube by ink inlet 127.
Ink flow pass 151 is between ink entrance 150 and ink inlet 127.Specifically, in this embodiment party
In formula, ink flow pass 151 is set as Z extensions in a generally vertical orientation.Ink inlet 127 is arranged in ink flow pass
It 151 upper end and is connected to ink flow pass 151.Ink entrance 150 is arranged in the lower end of ink flow pass 151 and energy
It is enough to be connected to ink storage chamber 123 with ink flow pass 151.
With continued reference to Fig. 8, filtration members 152 are arranged in ink flow pass 151 and filtration members 152 are obliquely arranged.
Specifically, in the present embodiment, filtration members 152 are arranged in ink flow pass 151 and at top positions.Filtering
Part 152 can be structured as generally rectangular structure, and from the horizontal by angle be arranged.For example, filtration members 152 and water
Square to angle could be provided as be greater than or equal to 20 ° and be less than 90 °.It should be noted that herein referred " with level side
To angle " refer to and the smaller in horizontal direction angulation.
Impurity in ink can be retained in the upstream side of filtration members 152 after being filtered via filtration members 152.And in this implementation
In mode, since filtration members 152 are obliquely arranged in ink flow pass 151, a part for the impurity in ink or
It can all be fallen down under gravity from filtration members 152.Thus the impurity in ink will not be deposited in filtration members 152
On, the impurity avoided in ink blocks filtration members 152, it is ensured that the flow and flow rate of ink outflow, and then can ensure to spray
The print quality of black printer 100.
Ink flow pass 151 is separated into the first ink flow pass 153 and the second ink flow pass by filtration members 152
154.First ink flow pass 153 is between filtration members 152 and ink entrance 150.Second ink flow pass 154
Between filtration members 152 and ink inlet 127.Specifically, in the present embodiment, the first ink flow pass 153 is located at
The lower section of filtration members 152, the second ink flow pass 154 are located at the top of filtration members 152.Filtration members 152 towards first ink
The side of water flow pass 153 is located at the lower section of the side towards the second ink flow pass 154.Since filtration members 152 tilt
Ground is arranged in ink flow pass 151, therefore when ink passes through filtration members 152 to enter the from the first ink flow pass 153
When in two ink flow pass 154, ink sequentially pass through filtration members 152 side towards the first ink flow pass 153 and
The side towards the second ink flow pass 154 of filtration members 152 so that the impurity in ink is filtered in filtration members 152
At side towards the first ink flow pass 153.Impurity in ink under gravity can from filtration members 152 towards
Fallen down on the side of first ink flow pass 153, thus the impurity in ink will not be deposited in filtration members 152 towards
On the side of first ink flow pass 153, the impurity avoided in ink blocks filtration members 152, it is ensured that ink outflow
Flow and flow rate, and then can ensure the print quality of ink-jet printer 100.
With continued reference to Fig. 8, ink flow pass 151 is by being set to the first recess portion 157 of body part 121 and being covered in first
The first film 155 of recess portion 157 is constituted.First recess portion 157 by body part 121 left or right side outer surface towards right side or
Left side is recessed to be formed.In the present embodiment, body part 121 is it is so structured that the rigid structure made of resin material.First
Film 155 can be transparent plastic film.The first film 155 can be fixed on body part 121 by way of being such as bonded
Left side or right side on the first recess portion 157 can be completely covered.
As shown in figure 8, ink storage chamber 123 is by being set to the second recess portion 156 of body part 121 and being covered in the second recess portion
156 the second film 158 is constituted.Second recess portion 156 can by the outer surface of the left or right side of body part 121 towards right side or
Left side is recessed to be formed.Second film 158 can be transparent plastic film.Second film 158 can be by way of being such as bonded
The left side or right side of fixed body part 121 are the second recess portion 156 can be completely covered.
With continued reference to Fig. 8, optionally, the second recess portion 156 and the first recess portion 157 by body part 121 the same side appearance
It is recessed facing towards the identical other side and is formed.Still optionally further, the first film 155 and the second film 158 are integrated.First
Film 155 and the second film 158 can be integrally formed monolithic films, and integrally formed monolithic films are then bonded in this
The left side or right side in body portion 121, the first recess portion 157 and the second recess portion 156 is completely covered simultaneously.It can be simplified with this and be added
Work step is rapid, saves manufacturing cost.
The ink tank 120 of present embodiment eliminates the bottom thin film of known ink tank 20 being arranged in the bottom of body part 21
58.Therefore the ink tank 120 of present embodiment has lacked a film than in the prior art, and then can simplify procedure of processing, saves
Manufacturing cost.
With continued reference to Fig. 8, ink tank 120 further includes having the refilling portion 128 of ink filling port 129, is used for 123 note of ink storage chamber
Enter ink.Specifically, in the present embodiment, refilling portion 128 is arranged at the upper surface of ink tank 120 and positioned at by front side
At position, in order to which ink is injected ink storage chamber 123 by user in the front side of ink-jet printer 100 from the top of ink tank 120
In.Refilling portion 128 is configured to the cylinder component with through-hole projected upwards.Refilling portion 128 has ink filling port at top
129, ink filling port 129 is connected to ink storage chamber 123, and ink can be entered by ink filling port 29 in ink storage chamber 123.
In addition, ink tank 120 further includes atmosphere portion 130.Specifically, in the present embodiment, as shown in figure 8, air
Interconnecting part 130 is located at the top of the top of ink tank 120 body part 121 in other words.Atmosphere portion 130 has atmosphere connection port
131.Atmosphere connection port 131 is arranged at the top surface of ink tank 120.Ink storage chamber 123 has ink storage chamber communication port 159.Storage
Ink chamber's communication port 159 is located at the upper position of ink storage chamber 123.Ink storage chamber communication port 159 connects with atmosphere connection port 131
It is logical.Specifically, ink storage chamber communication port 159 can be connected to atmosphere connection port 131 by atmosphere communicating passage (not shown).Greatly
Gas communicating passage can be structured as labyrinth structure.The pressure inside ink storage chamber 123 can be kept with external atmospheric pressure as a result,
It is equal, to facilitate toward the 123 inside refilling of ink storage chamber or from ink storage chamber 123 toward 151 venting of ink flow pass.
Second preferred embodiment
The ink tank 220 of the second preferred embodiment according to the present utility model is retouched below in reference to Fig. 9 to Figure 12
It states.There is the construction roughly the same with ink tank 120 according to first embodiment according to the ink tank 220 of second embodiment,
In structure with the same function be endowed same or analogous reference numeral, and in order to succinctly will no longer repeat.
This, is only described difference.
As shown in figure 9, unlike first embodiment, the ink outflow portion 226 of the ink tank 220 of present embodiment
Ink flow pass 251 (referring to Fig.1 2) includes Vertical Channel 240 and is connected to the non-vertical channel 241 of Vertical Channel 240.It is perpendicular
Straight channel 240 is directly connected to the ink entrance 150 for being arranged in the bottom of the ink storage chamber 123 of black receiving portion 122.Ink stream
Outlet 227 is directly connected to non-vertical channel 241.Due to the presence in non-vertical channel 241, in the first direction dl, ink stream
Deviate with Vertical Channel 240 outlet 227.Filtration members 252 are arranged in non-vertical channel 241, in order to which filtration members 252 are arranged.
Specifically, as shown in the C-C sectional views of Figure 12, Vertical Channel 240 could be provided as Z substantially in the vertical direction and prolong
It stretches, non-vertical channel 241 can be arranged in the top of Vertical Channel 240 and extend generally in a horizontal direction.Certainly, non-vertical logical
Road 241 can also obliquely extend.
The filtration members 252 of present embodiment are obliquely arranged in non-vertical channel 241.Specifically, filtration members 252 and water
Square to being angularly arranged.For example, the angle of filtration members 252 and horizontal direction could be provided as being more than 0 ° and be less than 90 °.It is excellent
The angle of selection of land, filtration members 252 and horizontal direction could be provided as being more than 20 ° and be less than 90 °.
As shown in figure 12, ink flow pass 251 is similarly separated into the first ink flow pass 253 by filtration members 252
With the second ink flow pass 254, and the first ink flow pass 253 is between filtration members 252 and ink entrance 150,
Second ink flow pass 254 is between filtration members 252 and ink inlet 227.Specifically, the outer peripheral edge of filtration members 252
It can be resisted against on the inner surface in non-vertical channel 241, ink flow pass 251 is separated by the first ink flow pass with this
253 and 254 two parts of the second ink flow pass.
With continued reference to Figure 12, the side towards the first ink flow pass 253 of the filtration members 252 of present embodiment is same
Ground is located at the lower section of the side towards the second ink flow pass 254.Therefore when ink is passed through from the first ink flow pass 253
When filtration members 252 are entered in the second ink flow pass 254, the impurity in ink is filtered in filtration members 252 towards first
On the side of ink flow pass 253, due to filtration members 252 be obliquely arranged and filtration members 252 towards the first ink stream
The side for going out channel 253 is located at the lower section of the side towards the second ink flow pass 254, therefore the impurity in ink is in gravity
Under the action of can be fallen down from the side towards the first ink flow pass 253 of filtration members 252.Thus the impurity in ink
It will not be deposited on the side towards the first ink flow pass 253 of filtration members 252, the impurity avoided in ink blocked
Filter part 252, it is ensured that the flow and flow rate of ink outflow.
Third embodiment
The ink tank 320 of third preferred embodiment according to the present utility model is retouched below in reference to Figure 13 to Figure 16
It states.According to the ink tank 320 of third preferred embodiment have with according to the roughly the same structure of the ink tank 220 of second embodiment
It makes, wherein structure with the same function is endowed same or analogous reference numeral and in order to succinctly will no longer go to live in the household of one's in-laws on getting married
It states.Here, only difference is described.
Unlike second embodiment, the filtration members 352 of present embodiment are arranged in ink flow pass 251 simultaneously
And filtration members 352 are vertically arranged.Specifically, the ink flow pass 251 of ink tank 320 includes similarly 240 He of Vertical Channel
It is connected to the non-vertical channel 241 of Vertical Channel 240.As partial enlarged view is clearly shown at the D of Figure 14, filtration members 352
It is arranged in non-vertical channel 241, in order to which filtration members 352 are arranged.Further, as shown in the E-E sectional views of Figure 16, vertically
Channel 240 similarly could be provided as Z extensions substantially in the vertical direction, and non-vertical channel 241 can be similarly arranged vertical
The top in channel 240 and generally in a horizontal direction (specifically, in the present embodiment along first direction D1, i.e., perpendicular to paper
Left and right directions) extend.Vertically Z (i.e. the short transverse of ink tank 320) is arranged in non-vertical channel 241 filtration members 352
In.
As shown in figure 16, ink flow pass 251 is similarly separated into the first ink flow pass 253 by filtration members 352
With the second ink flow pass 254, and the first ink flow pass 253 is between filtration members 352 and ink entrance 150,
Second ink flow pass 254 is between filtration members 352 and ink inlet 227.
With continued reference to Figure 16, the side (tool towards the first ink flow pass 253 of the filtration members 352 of present embodiment
Body, it is in the present embodiment leading flank) vertically Z settings.When ink was passed through from the first ink flow pass 253
When filter part 352 is entered in the second ink flow pass 254, the impurity in ink is filtered in filtration members 352 towards the first ink
The side of water flow pass 253.Since vertically Z is set for the sides towards the first ink flow pass 253 of filtration members 352
It sets, therefore part or all of the impurity in ink under gravity can be from filtration members 352 towards the first ink stream
The side for going out channel 253 is fallen down.Thus the impurity in ink will not be deposited in being flowed out towards the first ink for filtration members 352
On the side in channel 253, the impurity avoided in ink blocks filtration members 352, it is ensured that the flow and flow rate of ink outflow.
Ink tank according to the present embodiment, by being arranged filtration members in ink flow pass vertically or obliquely,
It can be effectively prevented from or reduce the impurity in ink to be deposited in filtration members, so as to ensure ink from ink inlet
The speed and flow of outflow, and then can ensure the print quality of ink-jet printer.
Unless otherwise defined, the technology of technical and scientific term used herein and the technical field of the utility model
The normally understood meaning of personnel is identical.Term used herein is intended merely to describe specifically to implement purpose, it is not intended that limit
The utility model processed.Terms such as herein presented " components " can both indicate single part, can also indicate multiple
The combination of part.The terms such as herein presented " installation ", " setting " can both indicate that a component was attached directly to separately
One component can also indicate that a component is attached to another component by middleware.Herein in one embodiment
The feature of description can be applied to another embodiment in combination individually or with other feature, unless this feature is another at this
It is not suitable for or is otherwise noted in a embodiment.
The utility model is illustrated by the above embodiment, but it is to be understood that, the above embodiment
It is only intended to the purpose illustrated and illustrated, and is not intended to limit the invention within the scope of described embodiment.This
Outside it will be appreciated by persons skilled in the art that the utility model is not limited to the above embodiment, according to the utility model
Introduction can also make more kinds of variants and modifications, it is claimed that these variants and modifications all fall within the utility model
Within range.
Claims (11)
1. a kind of ink tank, which is characterized in that the ink tank includes：
Body part, the body part include：
Black receiving portion is formed with ink storage chamber for accommodating ink in the ink receiving portion；And
Ink outflow portion, the ink outflow portion include：
Ink entrance, the ink entrance is in the bottom of the ink storage chamber and the ink storage chamber；
Ink inlet, the ink inlet are higher than the ink entrance, and the ink can be flowed out by the ink
Mouth outflow；And
Ink flow pass, the ink flow pass is between the ink entrance and the ink inlet；And
Filtration members, the filtration members are arranged in the ink flow pass and the filtration members are vertical or obliquely set
It sets.
2. ink tank according to claim 1, which is characterized in that the ink flow pass is separated by the filtration members
One ink flow pass and the second ink flow pass, the first ink flow pass are located at the filtration members and the ink
Between inflow entrance, the second ink flow pass is between the filtration members and the ink inlet.
3. ink tank according to claim 2, which is characterized in that the filtration members towards the first ink flow pass
Side be located at the lower section of the side towards the second ink flow pass.
4. ink tank according to claim 1, which is characterized in that the ink flow pass is by being set to the body part
First recess portion and the first film for covering first recess portion are constituted.
5. ink tank according to claim 4, which is characterized in that the ink storage chamber is by being set to the second of the body part
Recess portion and the second film for covering second recess portion are constituted.
6. ink tank according to claim 5, which is characterized in that the first film and second film are integrated.
7. ink tank according to claim 1, which is characterized in that the ink flow pass includes Vertical Channel and is connected to
The non-vertical channel of the Vertical Channel, the filtration members are arranged in the non-vertical channel.
8. ink tank according to claim 1, which is characterized in that the ink tank includes refilling portion, and the refilling portion has note
Black mouth, the ink filling port and the ink storage chamber.
9. ink tank according to claim 1, which is characterized in that the ink tank includes atmosphere portion, the atmosphere
There is atmosphere connection port, the ink storage chamber to have ink storage chamber communication port, the ink storage chamber communication port and the air in portion
Communication port is connected to.
10. a kind of ink-jet printer, which is characterized in that the ink-jet printer includes described in any one of claim 1 to 9
Ink tank.
11. ink-jet printer according to claim 10, which is characterized in that the ink-jet printer includes multiple ink
Tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820221226.8U CN207955029U (en) | 2018-02-07 | 2018-02-07 | Ink tank and ink-jet printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820221226.8U CN207955029U (en) | 2018-02-07 | 2018-02-07 | Ink tank and ink-jet printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207955029U true CN207955029U (en) | 2018-10-12 |
Family
ID=63738312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820221226.8U Active CN207955029U (en) | 2018-02-07 | 2018-02-07 | Ink tank and ink-jet printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207955029U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7450853B2 (en) | 2020-04-20 | 2024-03-18 | セイコーエプソン株式会社 | liquid storage container |
-
2018
- 2018-02-07 CN CN201820221226.8U patent/CN207955029U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7450853B2 (en) | 2020-04-20 | 2024-03-18 | セイコーエプソン株式会社 | liquid storage container |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES2289027T3 (en) | INK CARTRIDGE AND REGISTRATION DEVICE FOR INK JET USED BY CARTRIDGE. | |
| JP7013831B2 (en) | Tank and liquid sprayer | |
| CN102189806B (en) | Liquid jetting head unit and an image forming apparatus | |
| US10183495B2 (en) | Liquid supply device, printing apparatus and liquid ejection system | |
| JP2008132782A (en) | Print-head reservoir with filter arranged out of ink discharge path | |
| US20180111380A1 (en) | Ink container and printer | |
| JP3713960B2 (en) | Inkjet recording device | |
| US10369802B2 (en) | Ink filter with passive de-aeration | |
| CN105939863A (en) | Tri-color ink cartridge housing | |
| CN207955029U (en) | Ink tank and ink-jet printer | |
| US9457580B2 (en) | Print device | |
| JP2017144726A (en) | Printer | |
| KR20100081867A (en) | Ink cartridge and ink circulation system | |
| US20060001711A1 (en) | Inkjet printhead with multiple ink reservoirs | |
| US10124594B2 (en) | Tank and liquid consuming apparatus including the same | |
| US20110157274A1 (en) | Liquid supply apparatus and printer | |
| CN212353289U (en) | Ink tank and ink jet printer | |
| US20090179967A1 (en) | Multiple conduit fluid coupling with leakage flow control | |
| CN209492284U (en) | Ink-jet printer | |
| CN211808467U (en) | Ink-injection cylinder, ink tank and ink-jet printer | |
| CN209492286U (en) | Ink tank and ink-jet printer | |
| CN105960333A (en) | Tri-color ink cartridge | |
| CN211808462U (en) | Ink tank and ink jet printer | |
| CN207955012U (en) | Ink-jet printer | |
| US20090179977A1 (en) | Compact ink filter assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |