CN1165432C - Ink cartridge with sealing part at its ink outlet - Google Patents
Ink cartridge with sealing part at its ink outlet Download PDFInfo
- Publication number
- CN1165432C CN1165432C CNB011163240A CN01116324A CN1165432C CN 1165432 C CN1165432 C CN 1165432C CN B011163240 A CNB011163240 A CN B011163240A CN 01116324 A CN01116324 A CN 01116324A CN 1165432 C CN1165432 C CN 1165432C
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- ink
- box device
- ink box
- sealing ring
- connecting portion
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Abstract
The present invention relates to an ink cartridge device matched with a printer. An ink outlet of the ink cartridge is provided with a sealing piece which is matched with a printing needle and is used for keeping ink liquid. The sealing piece comprises a supporting part, a sealing ring part, a stop block and a connecting part, wherein the supporting part is integrally arranged and is tightly fitted with the ink outlet; the sealing ring part is raised from the supporting part; the stop block is matched with the sealing ring part; the connecting part is encircled between the stop block and the sealing ring part. When not used, the sealing piece has a good sealing action; meanwhile, when the printing needle penetrates through the sealing piece, the connecting part is broken to enable the stop block to be separated from the sealing ring part. Because the sealing ring part is tightly fitted with the printing needle, the present invention has a good sealing action when the sealing piece is used.
Description
The present invention relates to a kind of Ink box device that is used for printer, particularly relate to a kind of Ink box device that seals ink outlet port by suitable sealing ring portion and block.
Ink box device for ink-jet printer is equipped with all need be provided with sealing ring at the ink outlet port of box body usually.The sealing ring of this prior art has only guaranteed to play good sealing function when the ink supply spicule inserts, and during in transportation or at non-print state, the ink outlet port place also must be provided with a diaphragm seal.
For example, a kind of infundibulate sealing ring 10 is disclosed among the Chinese patent application CN1133784A, as shown in Figure 1, sealing circle 10 has a through hole 12, the hole, bottom of through hole 12 is little and topped hole is big, the big I of this through hole 12 is inserted the ink supply spicule 14 of ink-jet-type recording device, and flexibly is pressed on the outer circumference surface of this ink supply spicule 14.When ink supply spicule 14 inserted ink supply port, what sealing ring 10 stoped was that printing ink overflows box body, rather than stoped printing ink to flow through ink supply spicule 14.The nearly ink outlet port of a termination that through hole 12 holes are little it is evident that this sealing ring 10 can play good sealing function, plays good sealing function when inserting but this sealing ring 10 also can only guarantee the ink supply spicule.Therefore, the sealing ring 10 of this prior art also must be provided with a diaphragm seal 16, and to prevent that printing ink overflows box body in transportation or during at non-print state, it has increased manufacturing cost without doubt again.
U.S. Pat 5,790, in the 158 disclosed Ink box devices, the center of also having used has the sealing ring of through hole, as shown in Figure 2 " O " shape sealing ring 20.These sealing rings 20 all can play the better seal effect, but at transportation and non-print state, it need be provided with a diaphragm seal 24 equally in the outside of chamber 22.
United States Patent (USP) 5,949,458 also disclose a kind of seal 30, and sealing part 30 has the film 32 that can be pierced.But seal 30 and thin-film body 32 are elastic component in this scheme, because film 32 has stronger toughness, thus when using, when this film 32 is pierced, effort relatively, even the phenomenon that can not be pierced appears.
The object of the present invention is to provide a kind of Ink box device that seals ink outlet port by suitable sealing ring portion and block, it can directly play good sealing function when non-print state or transportation, can under the print state that has the printing spicule to pass, play good sealing function again, thereby made things convenient for assembly process, more effectively reduced cost.
The present invention realizes goal of the invention like this:
A kind ofly be provided with the Ink box device of seal, be used for printer apparatus, comprise at ink outlet port
One box body, inside are provided with at least one ink storage chamber, are used to store black liquid, and wherein this box body comprises
At least one passage;
At least one ink outlet port is arranged in the wall portion, is used for being communicated with the print needle of printer apparatus, to printer ink-providing; And
At least one seal, this ink outlet port of shutoff, wherein said seal is arranged on the inside of described ink outlet port, and has been wholely set
One inside has the support portion of cavity, closely cooperates with the wall portion of described ink outlet port;
One sealing ring portion is swelled to the inside from described support portion;
One block, the sealing ring portion that forms with described protuberance matches; And
A junction is looped around between described sealing ring portion and the described block, is used to guarantee rupture when described block is subjected to a predetermined pressure.
Described Ink box device is characterized in that, described support portion is an annular.
Described Ink box device, wherein the described block that matches with the sealing ring portion of described protuberance is arranged on the central part of described seal.
Described Ink box device, wherein said sealing ring portion is vertically swelled from described support portion.
Described Ink box device, the end face and the bottom surface of wherein said sealing ring portion parallel setting.
Described Ink box device, the end face of wherein said sealing ring portion from described support portion to centroclinal setting.
Described Ink box device, the end face that wherein said sealing ring portion tilts and the angle of horizontal plane are 30～45 °.
Described Ink box device, wherein said connecting portion is connected the top of described sealing ring portion.
Described Ink box device, wherein said block is spherical.
Described Ink box device, wherein said block is cylindrical.
Described Ink box device, wherein said block are a circle sheet shape.
Described Ink box device, wherein the end in described sealing ring portion upwards has been wholely set a wall portion.
Described Ink box device, the width of wherein said connecting portion are 0～0.3mm.
Described Ink box device, the thickness of wherein said connecting portion less than the thickness of block to guarantee fracture taking place so that print needle passes from connecting portion when stressed.
Described Ink box device, wherein said connecting portion has homogeneous thickness.
Described Ink box device, the thickness of wherein said connecting portion is between 0.15～0.4mm.
Described Ink box device, wherein said connecting portion has different thickness.
Described Ink box device, the thickness of wherein said connecting portion increases progressively to opposite side from a part of ring portion wherein.
Described Ink box device, the thickness of thin part of wherein said connecting portion is between 0.15～0.25mm.
Described Ink box device, the thickness of the thick of wherein said connecting portion is between 0.3～0.4mm.
Described Ink box device wherein is used to cover the packing strip of paper used for sealing of described passage in the outside of described box body, cover described ink outlet port simultaneously along box body.
According to an aspect of the present invention, because the present invention is suitable with the sealing ring portion by the block with adequate thickness, prevented that effectively what the sealing part was possible breaks in transportation or assembling process.
According to a further aspect of the invention, because the present invention is provided with the connecting portion that a thickness and width all are far smaller than block, both guaranteed that seal of the present invention can bear certain pressure, and guaranteed again when stressed, can rupture effectively simultaneously, and made the ink supply spicule waltz through.
In accordance with a further aspect of the present invention,, made things convenient for assembly work widely, reduced cost simultaneously again effectively because seal various piece of the present invention is the one design as support portion, sealing ring portion, block and connecting portion etc.
By description, will make technique scheme of the present invention and other advantage apparent below in conjunction with accompanying drawing to preferred embodiment of the present invention.
Shown in Figure 1 is a kind of prior art Ink box device, and wherein sealing ring abuts against on this ink supply pin by conical through-hole and seals black liquid;
Shown in Figure 2 is another kind of prior art Ink box device, and wherein the ink outlet port place is coated with a diaphragm seal;
Shown in Figure 3 is the Ink box device of another prior art, and wherein seal is to seal black liquid by the diaphragm seal that the centre is provided with;
Shown in Fig. 4 A is first embodiment that is applied in the seal in the Ink box device of the present invention, shows from the support portion suitable until the sealing ring portion and a spherical block of protuberance;
Shown in Fig. 4 B is the view of the seal shown in Fig. 4 A when being passed by the ink supply pin;
Shown in Fig. 5 A is another embodiment of block of the present invention, shows from the support portion suitable until the sealing ring portion and a cylindrical block of protuberance;
Shown in Fig. 5 B is the view of the seal shown in Fig. 5 A when being passed by the ink supply pin;
Shown in Figure 6 is another preferred embodiment of sealing ring portion of the present invention, and the end face that wherein seals ring portion to centroclinal, is used to make things convenient for block to break away from from connecting portion from the support portion;
Shown in Fig. 7 A is a preferred embodiment that is wholely set connecting portion on seal of the present invention, and wherein this connecting portion has homogeneous thickness;
Shown in Fig. 7 B is the another preferred embodiment of connecting portion of the present invention, and this connecting portion is used for guaranteeing when the ink supply spicule passes that block of the present invention is connected with the sealing ring portion by the part connecting portion from wherein the thinnest part progressive additive;
Shown in Figure 8 is the another preferred embodiment of seal of the present invention, and wherein the sealing ring portion is provided with the vertical wall suitable with the ink supply pin;
Shown in Fig. 9 A～9B is the perspective view of Ink box device of the present invention, shows the packaging film of a logical time sealing passage and ink outlet port.
Hereinafter, will describe this aspect in detail.
First preferred embodiment of the present invention sees also the close-fitting seal 52 of ink outlet port (not shown) shown in Fig. 4 A and Ink box device, is used for the shutoff ink outlet port, keeps black liquid.Sealing part 52 at first is to be made by elastomeric material, and material hardness is about 30～50 ° of Shao Shi, and it comprises the following part of one-body molded design respectively: an inside has the support portion 520 of the annular of cavity 522, and the ink outlet port of its outer wall and print cartridge closely cooperates; One sealing ring portion 524, the 520 cavity protuberances to the inside from the support portion; One is arranged on the block 526 in centre, matches with the sealing ring portion 524 that protuberance forms basically; And a junction 528, be looped around between sealing ring portion 524 and the block 526.Should be appreciated that the thickness of this connecting portion 528 and thickness and the width that width all should be far smaller than block 526, to guarantee that this block 526 when having ink supply pin (not shown) to insert, can in time rupture.This shows that seal of the present invention 52 needs to guarantee that blocks 526 can bear certain pressure on the one hand, for example, on the other hand, make connecting portion 528 be easy to rupture again from the pressure or the pressure that causes of accident etc. of black liquid of keep.Therefore, the optimum value of the width of connecting portion 528 of the present invention should be 0～0.3mm; And the optimum value of its thickness should be 0.15～0.4mm.
In this preferred embodiment of the present invention, the sealing ring portion 524 be from the support portion 520 vertically the protuberance, promptly end face 525 is equal in bottom surface 525 '.It is evident that, when the ink supply pin 50 of printer inserts from cavity 522, can make connecting portion 528 at first rupture, thereby with block 526 jack-up, shown in Fig. 4 B.Because under user mode, sealing part 52 needs to keep black liquid, the inwall and the ink supply pin 20 that therefore seal ring portion 524 should closely cooperate.Therefore the width of this block 524 should be consistent with the width of print needle 50 basically, is preferably the width that is slightly less than this print needle 50.In first preferred embodiment of the present invention, block 526 is one spherical, and its bottom is set to a plane or concave surface, guarantees that print needle 50 stably contact with block 526, thus be convenient to print needle 50 with block 526 from sealing ring portion 528 separation.
Certainly, block 526 of the present invention can have various deformation, and shown in Fig. 5 A, the present invention can be arranged to block 526 to have the cylinder of adequate thickness and width.And when having print needle 50 to insert, this columniform block 526 is easy to separate with sealing ring portion 524 equally.Also this block can be designed to have certain thickness lid shape spare, as shown in Figure 8, that is to say that block 526 is arranged to the circle sheet shape.
Specifically, can in time break away from order to make block 526, the end face 525 that the present invention also will seal ring portion 524 further is arranged to 520 tilt to central part from the support portion with predetermined angle, as shown in Figure 6; Simultaneously, the end face 525 of this inclination should not stop the upset of block 526, and the angle of itself and horizontal plane is preferably in 30～45 ° of centres.
Further, of the present invention have the block 526 of adequate thickness owing to will break away from sealing ring portion 524, and can not stop print needle 50 and seal cooperating between the ring portion 528.Therefore, this connecting portion 528 all should be connected the top of sealing ring portion 524, shown in Fig. 4～6.
Because it is the thickness of connecting portion 528 of the present invention is far smaller than the thickness of block 526, generally preferable in the middle of 0.15～0.4mm.Therefore, when one designs this connecting portion 528, it can be designed to have homogeneous thickness, shown in Fig. 7 A.Like this, in actual use, as from the thrust of print needle 50 when big slightly, the fracture fully of this connecting portion 528, thus block fully breaks away from sealing ring portion 524.
Yet the another preferred embodiment of connecting portion of the present invention is that sealing ring portion 528 is designed to have different thickness, shown in Fig. 7 B.In this embodiment, connecting portion 528 thickness of the present invention are from wherein a part of ring portion, and the thinnest as shown in FIG. part 529 evenly increases progressively to its opposite side 529 '.So just, guaranteed connecting portion 528 of the present invention from 529 fractures of the thinnest portion, and still can keep connecting at the thickest 529 '.Certainly, be preferably, the thickness of this thinnest portion 529 is between 0.15～0.25mm; And the thickest 529 ' thickness is between 0.3～0.4mm.
In fact, printer for the different model of different factories, it is identical that its parameter is understood each one, therefore for adapting to this demand, the present invention has designed sealing ring portion 524 again especially, promptly the end in described sealing ring portion 524 upwards is wholely set a wall portion 524 ' again, and as shown in Figure 8, and this wall portion 524 ' is consistent with the height of support portion basically and gets final product.
Hence one can see that, seal of the present invention is owing to design the various piece one, considered the seal request under various states simultaneously, as the non-working condition of assembling or transportation etc. with the user mode when printing, therefore, it has saved existing Ink box device and has sealed up these parts of diaphragm seal at ink outlet port, has overcome the defective that membrane seal in the prior art is difficult for being printed needle penetration simultaneously.And the present invention covers ink outlet port 404 along the box body outside simultaneously in order further to prevent from the generation of accidental situation, allow to be used to cover the packing strip of paper used for sealing 96 of print cartridge passage 414, the sealing insurance measure during as another Xiang Zaifei print state.For example, when passage 414 and ink outlet port 404 were in the diagonal angle of box body respectively, this packing strip of paper used for sealing 96 can cover ink outlet port 404 along arbitrary side, shown in Fig. 9 A; And when passage 414 and ink outlet port 404 are in the homonymy of box body respectively, this packing strip of paper used for sealing 96 can be along the front or the back side cover ink outlet port 404, shown in Fig. 9 B.
Though should be understood that by as above preferred embodiment and described technical scheme of the present invention, according to technical scheme of the present invention, such as the sealing ring portion and the block that match, and connecting portion etc. can also have various distortion; 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 (21)
1, a kind ofly is provided with the Ink box device of seal, is used for printer apparatus, comprise at ink outlet port
One box body, inside are provided with at least one ink storage chamber, are used to store black liquid, and wherein this box body comprises
At least one passage;
At least one ink outlet port is arranged in the wall portion, is used for being communicated with the print needle of printer apparatus, to printer ink-providing; And
At least one seal, this ink outlet port of shutoff is characterized in that described seal is arranged on the inside of described ink outlet port, and has been wholely set
One inside has the support portion of cavity, closely cooperates with the wall portion of described ink outlet port;
One sealing ring portion is swelled to the inside from described support portion;
One block, the sealing ring portion that forms with described protuberance matches; And
A junction is looped around between described sealing ring portion and the described block, is used to guarantee rupture when described block is subjected to a predetermined pressure.
2, Ink box device according to claim 1 is characterized in that, described support portion is an annular.
3, Ink box device according to claim 1 is characterized in that, the described block that matches with the sealing ring portion of described protuberance is arranged on the central part of described seal.
4, Ink box device according to claim 1 is characterized in that, described sealing ring portion is vertically swelled from described support portion.
5, Ink box device according to claim 1 is characterized in that, the end face and the bottom surface of described sealing ring portion parallel setting.
6, Ink box device according to claim 4 is characterized in that, the end face of described sealing ring portion from described support portion to centroclinal setting.
7, Ink box device according to claim 6 is characterized in that, the end face that described sealing ring portion tilts and the angle of horizontal plane are 30～45 °.
8, according to each described Ink box device of claim 4～7, it is characterized in that described connecting portion is connected the top of described sealing ring portion.
9, Ink box device according to claim 1 is characterized in that, described block is spherical.
10, Ink box device according to claim 1 is characterized in that, described block is cylindrical.
11, Ink box device according to claim 1 is characterized in that, described block is a circle sheet shape.
12, Ink box device according to claim 11 is characterized in that, upwards has been wholely set a wall portion at the end of described sealing ring portion.
13, Ink box device according to claim 1 is characterized in that, the width of described connecting portion is 0～0.3mm.
14, Ink box device according to claim 1 is characterized in that, the thickness of described connecting portion less than the thickness of block to guarantee that connecting portion can in time rupture so that print needle passes when stressed.
15, Ink box device according to claim 14 is characterized in that, described connecting portion has homogeneous thickness.
16, Ink box device according to claim 15 is characterized in that, the thickness of described connecting portion is between 0.15～0.4mm.
17, Ink box device according to claim 14 is characterized in that, described connecting portion has different thickness.
18, Ink box device according to claim 17 is characterized in that, the thickness of described connecting portion increases progressively to opposite side from a part of ring portion wherein.
According to claim 17 or 18 described Ink box devices, it is characterized in that 19, the thickness of thin part of described connecting portion is between 0.15～0.25mm.
20, according to claim 17 or 18 described Ink box devices, it is characterized in that the thickness of the thick of described connecting portion is between 0.3～0.4mm.
21, Ink box device according to claim 1 is characterized in that, is used to cover the packing strip of paper used for sealing of described passage in the outside of described box body, covers described ink outlet port simultaneously along box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011163240A CN1165432C (en) | 2000-07-31 | 2001-04-02 | Ink cartridge with sealing part at its ink outlet |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00122540 | 2000-07-31 | ||
| CN00122540.5 | 2000-07-31 | ||
| CNB011163240A CN1165432C (en) | 2000-07-31 | 2001-04-02 | Ink cartridge with sealing part at its ink outlet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1335227A CN1335227A (en) | 2002-02-13 |
| CN1165432C true CN1165432C (en) | 2004-09-08 |
Family
ID=25739529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011163240A Expired - Fee Related CN1165432C (en) | 2000-07-31 | 2001-04-02 | Ink cartridge with sealing part at its ink outlet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1165432C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE50304298D1 (en) * | 2003-11-19 | 2006-08-31 | 3T Supplies Ag | Ink cartridge, ink cartridge unit and inkjet printhead |
| CN110293767B (en) * | 2019-07-31 | 2024-03-22 | 上海汉图科技有限公司 | Ink cartridge assembly, ink cartridge component and printer |
-
2001
- 2001-04-02 CN CNB011163240A patent/CN1165432C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1335227A (en) | 2002-02-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHUHAI TIANWEI PEGASUS PRINTING SUPPLIES CO., LTD. Free format text: FORMER NAME OR ADDRESS: FEIMA CONSUMPTION MATERIAL CO LTD, ZHUHAI CITY |
|
| CP03 | Change of name, title or address |
Address after: 519000 Guangdong province Zhuhai Nanping Science and Technology Industrial Park, ping North Road No. 32 Patentee after: Tianwei Feima Consumptive Material of Printer Co., Ltd., Zhuhai City Address before: 519000 Guangdong province Zhuhai Nanping Science and Technology Industrial Park, ping North Road No. 32 Patentee before: Feima Consumable Materials Co., Ltd., Zhuhai |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |