CN1393342A - Ink box with monodirectional fluid control module for printer - Google Patents
Ink box with monodirectional fluid control module for printer Download PDFInfo
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- CN1393342A CN1393342A CN 01114875 CN01114875A CN1393342A CN 1393342 A CN1393342 A CN 1393342A CN 01114875 CN01114875 CN 01114875 CN 01114875 A CN01114875 A CN 01114875A CN 1393342 A CN1393342 A CN 1393342A
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- valve body
- check valve
- control module
- ink
- fluid control
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Abstract
An ink box with monodirection fluid control module for printer is composed of a box body with ink outlet and a monodirectional fluid control module arranged in the said ink outlet. The said module consists of an elastic one-way valve, a carrier with through hole on its bottom and a cover with through hole. It features that the said module can be individually assembled and tested, so lowering the cost of ink box and benefiting the environment protection.
Description
The present invention relates to a kind of Ink box device, is a kind of printer ink box device that adopts the one-way fluid control module specifically.
All be to have an Ink box device to be communicated with usually in a kind of inkjet printing machine equipment with printhead.Printer is when carrying out print job, and requirement the most basic is that its Ink box device can be continuously and evenly go out China ink.At present, in the Ink box device of prior art, the method that its control of generally adopting goes out China ink is to utilize a kind of capillary attraction of porous body to store black liquid, for example sponge.Chinese patent CN1185379A (application number: disclose such Ink box device 97121762.9), as shown in Figure 1.The Ink box device 10 that discloses in the document, box body are separated into two chambers that are interconnected 12 and 15, are respectively applied for to store black liquid and place this porous body 14.Placing porous body 14 in box body 10, this structurally realizes easily, has occupied the useful space of print cartridge but its shortcoming is the existence of this porous body 14.In fact, the total amount of the stored black liquid of this prior art Ink box device generally is no more than 60%～65% of print cartridge total measurement (volume).In addition, adopt porous body 14 to control out the structure of China ink, always residual to the end the time have a certain amount of black liquid, can not be utilized well, especially is unfavorable for environmental protection; Simultaneously, the cost of porous body 14 is also higher.
The object of the present invention is to provide a kind of Ink box device that adopts check valve body to keep and control black liquid, overcome the shortcoming that cost is higher, the ink effective rate of utilization is not high of sponge formula print cartridge.
Simultaneously,,, it is scrapped together with print cartridge integral body, cause production efficiency low, waste serious phenomenon so may cause the check valve body cisco unity malfunction because of reasons such as production or assemblings because the requirement of the pressure sensibility of check valve body is very high.Therefore, another object of the present invention is to provide a kind of Ink box device that adopts the one-way fluid control module to keep and control black flow quantity.
The present invention realizes technical scheme like this:
A kind of ink-cases of printers that adopts the one-way fluid control module, comprise a box body, described box body is formed with an ink outlet port, described ink outlet port is formed with a depression towards the contiguous print cartridge chamber wall of the inlet of box body inner chamber to described ink outlet port direction, described depression is used to place the one-way fluid control module that keeps and control black flow quantity, and described one-way fluid control module comprises:
One flexible check valve body is used to control black flow quantity;
One bottom has the holder part of through hole, is used to place check valve body;
One has the cover piece of through hole, is used to compress and the shutoff check valve body;
Described check valve body is arranged on the inside of described holder part, partly compresses sealing by the non through hole of described cover piece.
Ink-cases of printers of the present invention, wherein said check valve body has been wholely set:
One supports foot, contacts with the bottom sealing of described holder part;
One supporting walls portion supports the medial eminence of foot from this;
One supports shoulder, constitutes from this supporting walls portion is crooked to the inside;
One supporting head part supports the shoulder protuberance from this, and is penetrated with a central through hole;
Ink-cases of printers of the present invention, wherein said holder part is a discoid pieces, has been wholely set:
Flange section contacts with the step cooperation of described caveli wall;
Vertical wall section contacts with described caveli wall cooperation;
Flat of bottom contacts with the step cooperation of described caveli wall bottom;
Bead portion forms " U " shape groove with flat of bottom and vertical wall section, is used to place the described support foot of described check valve body.
Ink-cases of printers of the present invention, wherein said cover piece is the tubbiness spare of a reversing, has been wholely set:
Header field, keep central authorities not opening area partly be used for the described central through hole of the described check valve body of shutoff, remainder has a through hole at least;
Vertical wall section, with the vertical wall section tight fit of holder part, fixing relative position, the described flat of bottom that foot is pressed on described holder part is supported with described check valve body described in the bottom of described vertical wall section;
Ink-cases of printers of the present invention, wherein said holder part and described caveli wall bottom seal by elastic sealing gasket.
The one-way fluid control module that a kind of ink-cases of printers is used, comprise that one is used to control the elastic one-way valve body of black flow quantity, one bottom that is used to place check valve body has the holder part of through hole, one is used to compress the also cover piece that has through hole of shutoff check valve body, described check valve body is arranged on the inside of described holder part, by described cover piece top aperture portion dividing potential drop tightening seal not.
One-way fluid control module of the present invention, wherein said check valve body has been wholely set:
One supports foot, contacts with the bottom sealing of this described holder part;
One supporting walls portion supports the medial eminence of foot from this;
One supports shoulder, constitutes from this supporting walls portion is crooked to the inside;
One supporting head part supports the shoulder protuberance from this, and is penetrated with a central through hole.
One-way fluid control module of the present invention, wherein said holder part is a discoid pieces, comprises a flange section, a vertical wall section, a flat of bottom and a bead portion.
One-way fluid control module of the present invention, wherein said cover piece is the tubbiness spare of a reversing, comprise a header field and a vertical wall section, described header field keeps core and is used for the central through hole of the described check valve supporting head part of shutoff, remainder has a through hole at least, the vertical wall section tight fit of described vertical wall section and described holder part, the lower surface of described vertical wall section are pressed on the support foot of described check valve body the flat of bottom of described holder part.
The present invention is owing to adopt the one-way fluid control module, can independently assemble, module whole is placed in the print cartridge chamber again after qualified after testing, thereby avoided because the production of check valve body or assemble problems such as improper, the adverse consequences that may cause whole print cartridge to be scrapped, reduce the print cartridge production cost effectively, guaranteed the printing effect of print cartridge.
Below in conjunction with drawings and Examples the present invention is described in further detail.
Fig. 1 is the Ink box device schematic diagram that prior art adopts cavernous body;
Fig. 2 is that one-way fluid control module of the present invention is placed into the cutaway view after the assembling in the print cartridge chamber;
Fig. 3 is the schematic diagram of check valve body structure of the present invention;
Fig. 4 is the vertical view that the present invention assembles back one-way fluid control module;
Fig. 5 is the cutaway view that the present invention assembles back one-way fluid control module.
For the preferred embodiment of Ink box device of the present invention is described better, at first, referring to the longitudinal sectional drawing of of the present invention a kind of check valve body 30 shown in Figure 3.Check valve body 30 of the present invention adopts elastomeric material to make, and hardness is Shao Shi 30 ~ 60 degree, and its exterior contour roughly circularizes stepped.This valve body 30 comprises the support foot 310 of an annular, contacts with the sealing of holder part 60 flats of bottom; The annular support wall portion 322 of a protuberance, protuberance tilts from the inboard of supporting foot 310; One supports shoulder 324, constitutes from supporting walls portion 322 is crooked to the inside again; And a supporting head part 330, swell from supporting shoulder 324, and central part has through hole 332.For the pressure reduction that valve body 30 of the present invention is subjected to changes and can disperse gradually, the present invention is obliquely installed supporting head part 330 again, and make the inclination angle [theta] 2 of its inclination angle [theta] 1 greater than supporting walls portion 322, in addition, it is the conical through-hole of bottom slightly larger in diameter that these through hole 332 preferred design become.
Fig. 2 is the cutaway view that one-way fluid control module of the present invention is placed into a preferred embodiment after the assembling in the print cartridge chamber, this one-way fluid control module 40 is placed into depression 70 places that are provided with in the print cartridge cavity 100, the vertical wall section 620 of holder part 60 stretches into depression 70 along the inwall of depression 70 and props up the step 72 on the top of depression 70 up to flange section 610, by valve body 30 switches control black liquid from cavity 100 to ink outlet port 80 flow.For guaranteeing that black liquid can only flow to ink outlet port 80 places by one-way fluid control module 40, need sealing between the outer surface of the holder part 60 of one-way fluid control module 40 and print cartridge cavity depression 70 corresponding sidewalls, diapire or the step.According to the difference of the material of the holder part 60 of one-way fluid control module 40, for example, holder part material can be metalworks such as copper spare, and sealing can be adopted welding, and the mode etc. that adds glue or add elastic seal ring is sealed.Among the present invention, the holder part 60 of module 40 is provided with elastic sealing gasket 90 with the flat of bottom of depression 70.Also be provided with passage 104 on the box body top cover 102 of the present invention and irritate China ink mouth 106, irritate black mouthful 106 by plug 108 sealings.
During printing, the print needle (not shown) is poked the integrally formed block 22 of sealing ring 20, and when the pressure differential of check valve body both sides reached the 30mm water column, the supporting head part 330 of valve body 30 moved down; Valve hole 332 separates with cover piece 50.Thereby black liquid can the direction shown in arrow among Fig. 3 flow to ink outlet port 80 by check valve body 30, and continuously offers the print needle (not shown).Valve body 30 of the present invention, the pressure of its unlatching can be at-300～0mm water columns, and preferred opening pressure is-150～-the 30mm water column.When print needle stopped blotting, valve body 30 can lean on the elastic reset of itself, closes ink-feed channel, finishes print job.
Fig. 4 is the vertical view of a preferred embodiment of one-way fluid control module of the present invention, be illustrated in the header field of cover piece 50, be used for the central through hole 332 of shutoff check valve 30 except that keeping core 530, remainder has three through holes 510, is used for the black liquid in the print cartridge cavity 100 is imported in the module 40.
Fig. 5 is the cutaway view of a preferred embodiment of one-way fluid control module of the present invention, and this one-way fluid control module 40 is by last cover piece 50, and check valve body 30 and holder part 60 are formed.The cover piece 50 not core of perforate is used for the central through hole 332 of precompressed check valve 30 and shutoff check valve 30, makes check valve body 30 be in closed condition.Simultaneously, the vertical wall section 520 of cover piece 50 inserts holder part 60 along the inboard of the vertical wall section 620 of holder part 60, and the end of straight wall props up the feet 310 of check valve body 30 and it is pressed on by the vertical wall section 620 that holds in the palm part 60, in " U " shape groove that flat of bottom 630 and bead portion 640 forms, be fixed on check valve body 30 in the chamber that cover piece 50 and holder part 60 form and seal cover piece 50 and holder part 60.According to the difference of the selection of material, can or be pressed into mode such as cooperation fixedly cover piece 50 and holder part 60 with welding.
Described by as above preferred embodiment though should be understood that the present invention,, various deformation can also be arranged according to technical scheme of the present invention; And change that technical staff well known in the art makes under the prerequisite that does not break away from the present invention's spirit essence and distortion all should belong to the protection domain of appended claim of the present invention.
Claims (10)
1, a kind of ink-cases of printers that adopts the one-way fluid control module, comprise a box body, described box body is formed with an ink outlet port, described ink outlet port is formed with a depression towards the contiguous print cartridge chamber wall of the inlet of box body inner chamber to described ink outlet port direction, described depression is used to place the one-way fluid control module that keeps and control black flow quantity, it is characterized in that described one-way fluid control module comprises:
One flexible check valve body is used to control black flow quantity;
One bottom has the holder part of through hole, is used to place check valve body;
One has the cover piece of through hole, is used to compress and the shutoff check valve body;
Described check valve body is arranged on the inside of described holder part, partly compresses sealing by the non through hole of described cover piece.
2, a kind of ink-cases of printers that adopts the one-way fluid control module according to claim 1 is characterized in that described check valve body has been wholely set:
One supports foot, contacts with the bottom sealing of this described holder part;
One supporting walls portion supports the medial eminence of foot from this;
One supports shoulder, constitutes from this supporting walls portion is crooked to the inside;
One supporting head part supports the shoulder protuberance from this, and is penetrated with a central through hole.
3, a kind of ink-cases of printers that adopts the one-way fluid control module according to claim 1 and 2 is characterized in that the pressure that described check valve body is opened is-the 300-0 millimeter of water.
4, a kind of ink-cases of printers that adopts the one-way fluid control module according to claim 1 is characterized in that described holder part is a discoid pieces, has been wholely set:
Flange section contacts with the step cooperation of described caveli wall;
Vertical wall section contacts with described caveli wall cooperation;
Flat of bottom contacts with described caveli wall diapire cooperation;
Bead portion forms " U " shape groove with described flat of bottom and described vertical wall section, is used to place the described support foot of described check valve body.
5, a kind of ink-cases of printers that adopts the one-way fluid control module according to claim 1 is characterized in that described cover piece, is the tubbiness spare of a reversing, has been wholely set:
Header field, keep central authorities not opening area partly be used for the described central through hole of the described check valve body of shutoff, remainder has a through hole at least;
Vertical wall section, with the vertical wall section tight fit of holder part, fixing relative position, the described flat of bottom that foot is pressed on described holder part is supported with described check valve body described in the bottom of described vertical wall section.
6,, it is characterized in that described holder part and described caveli wall bottom seals by elastic sealing element according to each described a kind of ink-cases of printers that adopts the one-way fluid control module in the claim 1 to 5.
7, the one-way fluid control module used of a kind of ink-cases of printers, comprise that one is used to control the elastic one-way valve body of black flow quantity, one bottom that is used to place check valve body has the holder part of through hole, one is used to compress the also cover piece that has through hole of shutoff check valve body, described check valve body is arranged on the inside of described holder part, by described cover piece top not opening area partly compress sealing.
8, the one-way fluid control module used of a kind of ink-cases of printers according to claim 7 is characterized in that described check valve body has been wholely set:
One supports foot, contacts with the bottom sealing of this described holder part;
One supporting walls portion supports the medial eminence of foot from this;
One supports shoulder, constitutes from this supporting walls portion is crooked to the inside;
One supporting head part supports the shoulder protuberance from this, and is penetrated with a central through hole.
9, the one-way fluid control module used of a kind of ink-cases of printers according to claim 7 is characterized in that described holder part is a discoid pieces, comprises a flange section, a vertical wall section, a flat of bottom and a bead portion.
10, the one-way fluid control module of using according to claim 7 or 8 described a kind of ink-cases of printers, it is characterized in that described cover piece is the tubbiness spare of a reversing, comprise a header field and a vertical wall section, described header field keeps middle body and is used for the central through hole of the described check valve supporting head part of shutoff, remainder has a through hole at least, the vertical wall section tight fit of described vertical wall section and described holder part, the lower surface of described vertical wall section are pressed on the support foot of described check valve body the flat of bottom of described holder part.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01114875 CN1201936C (en) | 2001-06-28 | 2001-06-28 | Ink box with monodirectional fluid control module for printer |
| US10/186,872 US6935730B2 (en) | 2000-04-03 | 2002-06-28 | One-way valve, valve unit assembly, and ink cartridge using the same |
| US11/141,687 US7475972B2 (en) | 2000-04-03 | 2005-05-31 | One-way valve, valve unit assembly, and ink cartridge using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01114875 CN1201936C (en) | 2001-06-28 | 2001-06-28 | Ink box with monodirectional fluid control module for printer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1393342A true CN1393342A (en) | 2003-01-29 |
| CN1201936C CN1201936C (en) | 2005-05-18 |
Family
ID=4661482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01114875 Expired - Lifetime CN1201936C (en) | 2000-04-03 | 2001-06-28 | Ink box with monodirectional fluid control module for printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1201936C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103747961A (en) * | 2011-07-26 | 2014-04-23 | 惠普发展公司，有限责任合伙企业 | Fluid supply device, septum usable with fluid supply device and method thereof |
-
2001
- 2001-06-28 CN CN 01114875 patent/CN1201936C/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103747961A (en) * | 2011-07-26 | 2014-04-23 | 惠普发展公司，有限责任合伙企业 | Fluid supply device, septum usable with fluid supply device and method thereof |
| CN103747961B (en) * | 2011-07-26 | 2016-08-17 | 惠普发展公司，有限责任合伙企业 | Fluid supply apparatus, the distance piece being used together with fluid supply apparatus and method thereof |
| US9738078B2 (en) | 2011-07-26 | 2017-08-22 | Hewlett-Packard Development Company, L.P. | Fluid supply device, septum device usable with fluid supply device and method thereof |
| US10099480B2 (en) | 2011-07-26 | 2018-10-16 | Hewlett-Packard Development Company, L.P. | Fluid supply device, septum device usable with fluid supply device and method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1201936C (en) | 2005-05-18 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20050518 |