CN201097129Y - Carbon powder box - Google Patents
Carbon powder box Download PDFInfo
- Publication number
- CN201097129Y CN201097129Y CNU2007200584268U2007200584268U CN200720058426U CN201097129Y CN 201097129 Y CN201097129 Y CN 201097129Y CN U2007200584268U2007200584268 U CNU2007200584268U2007200584268 U CN U2007200584268U2007200584268U CN 200720058426 U CN200720058426 U CN 200720058426U CN 201097129 Y CN201097129 Y CN 201097129Y
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- CN
- China
- Prior art keywords
- developer roll
- diaphragm seal
- seal
- meal outlet
- cartridge
- 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.)
- Expired - Lifetime
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Abstract
The utility model provides a carbon powder box for the laser printer. The utility model consists of a powder bin used to contain carbon powder and provided with a powder outlet; a developing roller installed between the both side walls of the powder bin, which is positioned at the powder outlet of the powder bin; a bottom surface sealing strip which extends vertically along the powder outlet and is arranged on the bottom wall surface; concave surfaces formed on the both side walls of the powder outlet, a developing roller sealing strip is arranged between the concave surfaces and the both ends of the developing roller; the bottom surface sealing strip and the developing roller sealing strip form an opposite jointing gap in the direction of the axle, wherein, a sealing element used to cover the gap is provided. The carbon powder box has the advantages that the sealing performance of the both sides at the bottom of the carbon powder box is improved, and the possibility that the printing quality declined caused by the carbon powder leakage from the gap is reduced.
Description
Technical field
The utility model relates to a kind of cartridge of laser printer.
Background technology
Referring to Fig. 1, it is the fragmentary, perspective view as a cartridge of prior art.Cartridge 1 comprises that one is used to hold the powder storehouse (invisible herein) of carbon dust, has a puddle support in inside, powder storehouse, on the powder storehouse, be formed with a meal outlet, powder storehouse meal outlet punishment cloth be useful on develop to picture developer roll (because of the view needs, it has been stashed, from Fig. 2, can see its shape and position), the powder delivery scraper 2 that the developer roll top has a cleaning developer roll to use, the developer roll inboard has one to carry the powder feeding roller 3 of carbon dust to the developer roll, the powder feeding roller that also distributing at powder feeding roller 3 two ends sealing sponge 7 also is formed with the supported hole 8 that supports developer roll on two side, powder storehouse.
Developer roll two ends, meal outlet both sides, powder storehouse at cartridge 1 are formed with concave face 6, below meal outlet place, powder storehouse developer roll, a diapire face 4 is arranged, junction between two planes forms a slit 5, reveal easily at these slit 5 place's carbon dusts, so on concave face 6, add the developer roll seal, this developer roll seal is made up of sealing sponge and the developer roll diaphragm seal that covers on it, is formed with the bottom surface diaphragm seal on above-mentioned diapire face 4, jointly cartridge is played the effect of sealing.In above-mentioned cartridge 1 both sides, bottom, powder storehouse install the surface at developer roll seal position and fixedly the surface at bottom surface diaphragm seal position be not continuous at longitudinal direction, so need rely on the compression deformation of developer roll seal to prevent the leakage of carbon dust herein in the junction on two surfaces.But the bottom surface diaphragm seal can be formed with in the axial direction with the developer roll diaphragm seal and dock the slit, and in accumulating and use, the carbon powder particle with fine diameter still can dock the slit by this to be located to infiltrate the slit, junction on above-mentioned two surfaces and leak out.
Summary of the invention
Fundamental purpose of the present utility model provides a kind of cartridge that effectively prevents carbon dust from both sides, the bottom slot leakage of cartridge powder storehouse.
For achieving the above object, the utility model provides a kind of cartridge, comprising: hold carbon dust and be provided with the powder storehouse of meal outlet; Be installed on the developer roll between two side, powder storehouse, developer roll is positioned at powder storehouse meal outlet; Be arranged on the bottom surface diaphragm seal of diapire face upper edge meal outlet longitudinal extension; Be formed on the concave face on the described meal outlet two side, be provided with the developer roll diaphragm seal between described concave face and the developer roll two ends; Described bottom surface diaphragm seal is formed with in the axial direction with described developer roll diaphragm seal and docks the slit; It is characterized in that: one covers the seal in described slit.
Further scheme is to be a sealing sheet with seal designs, and sealing sheet covers the part of bottom surface diaphragm seal and the part of developer roll diaphragm seal, and sealing sheet is positioned at described developer roll nonclient area surface.
The utility model also provides a kind of cartridge, seal is a sealing sheet, sealing sheet covers the part of described bottom surface diaphragm seal and the part of described developer roll diaphragm seal, the bottom surface diaphragm seal axially extends to described meal outlet end along meal outlet, and the part of described bottom surface diaphragm seal covers on the part of described developer roll diaphragm seal.
The utility model also provides a kind of cartridge, it is characterized in that, described seal is the part that described bottom surface diaphragm seal axially extends to described meal outlet end along described meal outlet, and the part of described extension covers on the described developer roll diaphragm seal.
The utility model also provides a kind of cartridge, it is characterized in that, described seal is the part that described developer roll diaphragm seal axially extends to the middle part along described meal outlet, and described seal covers on the diaphragm seal of described bottom surface.
The beneficial effects of the utility model are, in the surface, developer roll seal position that longitudinal direction is installed and the fixing junction of meal outlet bottom surface sealing blade part site surface, the sealing sponge is covered to the outside surface of meal outlet bottom surface by blade, has avoided carbon dust to ooze out from here.
Description of drawings
Fig. 1 is the fragmentary, perspective view of a cartridge of prior art.
Fig. 2 is the schematic perspective view of the utility model cartridge embodiment.
Fig. 3 is the fragmentary, perspective view of the utility model cartridge embodiment 1.
Fig. 4 is the fragmentary, perspective view of the utility model cartridge embodiment 2.
Fig. 5 a, Fig. 5 b are respectively the fragmentary, perspective view of the utility model cartridge embodiment 3, embodiment 4.
Fig. 6 is the fragmentary, perspective view of the utility model cartridge embodiment 5.
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment
Referring to Fig. 2, the schematic perspective view of a kind of cartridge that it provides for the utility model.This cartridge 11 comprises powder storehouse 12 and the powder storehouse meal outlet that holds carbon dust, this powder Cang Chufenkouchu is equipped with developer roll 13, and the supported hole 18 of the support developer roll 13 that forms on cartridge 11 two sides, and the powder delivery scraper 14 of cleaning developer roll 13 usefulness on developer roll 13 tops, meal outlet place, powder storehouse.
On cartridge 11 two sides, the concave face that is formed at developer roll 13 two ends is arranged, be installed in the sealing sponge that is used to seal on this concave face in addition, the sealing sponge is provided with developer roll diaphragm seal 17, and the bottom surface diaphragm seal 15 that is provided with on meal outlet place, the powder storehouse diapire face, this bottom surface diaphragm seal 15 and can cartridge 11 effectively be sealed in the slit that the concave face and the junction between the diapire face at powder Cang Chufenkouchu at developer roll 13 two ends, meal outlet both sides form by sealing sponge and developer roll diaphragm seal 17 etc., and prevent the carbon dust leakage.
Referring to Fig. 3, it is the fragmentary, perspective view of the utility model cartridge embodiment 1.In the present embodiment, cartridge 21 has a powder delivery scraper 22 that is positioned at the cartridge meal outlet, powder delivery scraper 22 belows are provided with developer roll (omitting among Fig. 3), the developer roll inboard is provided with powder feeding roller 23, and the developer roll downside is affixed on the bottom surface diaphragm seal 24 that is provided with on the cartridge diapire face, and be positioned near the medial support hole, cartridge side 28 and the developer roll diaphragm seal 27 of developer roll two ends sliding contact, this developer roll diaphragm seal 27 has sealing sponge 25, and the sealing sheet 26 that is pasted on meal outlet bottom surface, powder storehouse diaphragm seal 24 and developer roll diaphragm seal 27 surfaces respectively, wherein sealing sheet 26 is positioned at developer roll nonclient area surface.Bottom surface diaphragm seal 24 is formed with in the axial direction with developer roll diaphragm seal 27 and docks the slit, and butt joint slit, 26 pairs of these places of sealing sheet seals.So sealing sheet 26, sealing sponge 25, developer roll diaphragm seal 27, bottom surface diaphragm seal 24 etc. can effectively seal in slit and above-mentioned butt joint slit that the concave face and the junction between the meal outlet diapire face of powder storehouse at developer roll two ends, meal outlet both sides form cartridge 21, thereby prevent the carbon dust leakage.
Referring to Fig. 4, it is the fragmentary, perspective view of the utility model cartridge embodiment 2.In the present embodiment, cartridge 31 has a powder delivery scraper 32 that is positioned at the cartridge meal outlet, powder delivery scraper 32 belows have a developer roll (omitting among Fig. 4), there is a powder feeding roller 33 the developer roll inboard, there is a bottom surface sealing blade 34 that is affixed on the cartridge diapire face developer roll below, and be located near the medial support hole, cartridge 21 side 38 and the developer roll diaphragm seal 37 of developer roll two ends sliding contact, this developer roll diaphragm seal is distributed with sealing sponge 35 for 37 times, and the sealing sheet 36 that is pasted on meal outlet bottom surface, powder storehouse diaphragm seal 34 and developer roll diaphragm seal 37 surfaces respectively, wherein sealing sheet 36 has extended to the 37 surperficial parts coverings that also will seal sponge 35 of developer roll diaphragm seal.Bottom surface diaphragm seal 34 is formed with in the axial direction with developer roll diaphragm seal 37 and docks the slit, and butt joint slit, 36 pairs of these places of sealing sheet seals.So sealing sheet 36, sealing sponge 35, developer roll diaphragm seal 37, bottom surface diaphragm seal 34 etc. can effectively seal in slit and above-mentioned butt joint slit that the concave face and the junction between the meal outlet diapire face of powder storehouse at developer roll two ends, meal outlet both sides, powder storehouse form cartridge 31, thereby prevent the carbon dust leakage.
Referring to Fig. 5 a, Fig. 5 b, wherein Fig. 5 b is get on to break off the base on Fig. 5 a basis synoptic diagram of face seal sheet 44, and they are respectively the fragmentary, perspective view of the utility model cartridge embodiment 3 and embodiment 4.Among the embodiment 3, cartridge 41 has a powder delivery that is positioned at the cartridge meal outlet and scrapes 42, the powder delivery scraper has a developer roll (all omitting among Fig. 5 a, Fig. 5 b) for 42 times, there is a powder feeding roller 43 the developer roll inboard, the one bottom surface diaphragm seal 44 that is affixed on the cartridge diapire face is arranged below the developer roll, and be located near the medial support hole, cartridge side 47 and the developer roll diaphragm seal 46 of developer roll two ends sliding contact, this developer roll diaphragm seal is distributed with sealing sponge 45 for 46 times.Wherein developer roll diaphragm seal 46 has extended to below meal outlet bottom surface, the powder storehouse diaphragm seal 44, the development length of developer roll diaphragm seal 46 is greater than the length of sealing sponge 45 on same direction of the developer roll under it in a longitudinal direction, and promptly developer roll diaphragm seal 46 can cover sealing sponge 45 in a longitudinal direction.Wherein said developer roll diaphragm seal 46 is pasted on cartridge 41 diapire faces and the sealing sponge 45.In the present embodiment, bottom surface diaphragm seal 44 is formed with in the axial direction with developer roll diaphragm seal 46 and docks the slit, but sealing sponge 45, developer roll diaphragm seal 46, bottom surface diaphragm seal 44 etc. effectively seal in slit and above-mentioned butt joint slit that the concave face and the junction between the meal outlet diapire face of powder storehouse at developer roll two ends, meal outlet both sides, powder storehouse form cartridge 41, thereby prevent the carbon dust leakage.And in embodiment 4, can omit bottom surface diaphragm seal 44, under bottom surface diaphragm seal 44 prerequisite that place diapire face raises and precision meets the demands, can play the same sealing effectiveness equally.
Referring to Fig. 6, it is the fragmentary, perspective view of the utility model cartridge embodiment 5.In the present embodiment, cartridge 51 has a powder delivery scraper 52 that is positioned at the cartridge meal outlet, powder delivery scraper 52 has a developer roll (omitting among Fig. 6), the developer roll inboard is provided with a powder feeding roller 53, and be arranged at the bottom surface sealing blade 54 that is affixed on below the developer roll on the cartridge diapire face, and being positioned near the medial support hole, cartridge 51 side 57 and the developer roll diaphragm seal 56 of developer roll two ends sliding contact, this developer roll diaphragm seal is distributed with sealing sponge 55 for 56 times.Wherein developer roll diaphragm seal 56 extends to meal outlet bottom surface diaphragm seal 54 upper surfaces, and promptly the part of developer roll diaphragm seal 56 covers part bottom surface diaphragm seal 54, and developer roll diaphragm seal 56 does not contact the developer roll surface.Wherein developer roll diaphragm seal 56 is pasted on diapire face, bottom surface diaphragm seal 54 and the sealing sponge 55 of cartridge 51.In the present embodiment, bottom surface diaphragm seal 54 is formed with in the axial direction with developer roll diaphragm seal 56 and docks the slit, sealing sponge 55, developer roll diaphragm seal 56, bottom surface diaphragm seal 54 etc. can effectively seal in slit and above-mentioned butt joint slit that the concave face and the junction between the meal outlet diapire face of powder storehouse at developer roll two ends, meal outlet both sides, powder storehouse form cartridge 51, thereby prevent the carbon dust leakage.
In the utility model cartridge, state the fixedly junction on surface, meal outlet bottom surface diaphragm seal position of the surface, developer roll seal position of installing at the concave face place and above-mentioned diapire face place in a longitudinal direction, the sealing sponge is covered to the outside surface of meal outlet bottom surface, powder storehouse by bottom surface diaphragm seal and developer roll diaphragm seal etc., has avoided carbon dust to ooze out from here.Thereby can improve bottom, cartridge powder storehouse both sides sealing performance, and can reduce the reduction of leaking the print quality that causes because of carbon dust.
It is emphasized that; variation based on the utility model design is not restricted to the foregoing description; also can have multiple variation for example to be arranged to extend to the bottom surface diaphragm seal below the developer roll diaphragm seal and extend cover sealing sponge etc., these simple structural changes still belong to the protection domain of requirement of the present utility model.
Claims (5)
1. cartridge comprises:
Hold carbon dust and be provided with the powder storehouse of meal outlet;
Be installed on the developer roll between two side, powder storehouse, developer roll is positioned at powder storehouse meal outlet;
Be arranged on the bottom surface diaphragm seal of diapire face upper edge meal outlet longitudinal extension;
Be formed on the concave face on the described meal outlet two side, be provided with the developer roll diaphragm seal between described concave face and the developer roll two ends;
Described bottom surface diaphragm seal is formed with in the axial direction with described developer roll diaphragm seal and docks the slit;
It is characterized in that:
One covers the seal in described slit.
2. cartridge according to claim 1 is characterized in that:
Described seal is a sealing sheet;
Described sealing sheet covers the part of described bottom surface diaphragm seal and the part of described developer roll diaphragm seal;
Described sealing sheet is positioned at described developer roll nonclient area surface.
3. cartridge according to claim 1 is characterized in that:
Described seal is a sealing sheet;
Described sealing sheet covers the part of described bottom surface diaphragm seal and the part of described developer roll diaphragm seal;
Described bottom surface diaphragm seal axially extends to described meal outlet end along described meal outlet, and the part of described bottom surface diaphragm seal covers on the part of described developer roll diaphragm seal.
4. cartridge according to claim 1 is characterized in that:
Described seal is the part that described bottom surface diaphragm seal axially extends to described meal outlet end along described meal outlet;
The part of described extension covers on the described developer roll diaphragm seal.
5. cartridge according to claim 1 is characterized in that:
Described seal is the part that described developer roll diaphragm seal axially extends to the middle part along described meal outlet, and described seal covers on the diaphragm seal of described bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200584268U2007200584268U CN201097129Y (en) | 2007-10-13 | 2007-10-13 | Carbon powder box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200584268U2007200584268U CN201097129Y (en) | 2007-10-13 | 2007-10-13 | Carbon powder box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201097129Y true CN201097129Y (en) | 2008-08-06 |
Family
ID=39924182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200584268U2007200584268U Expired - Lifetime CN201097129Y (en) | 2007-10-13 | 2007-10-13 | Carbon powder box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201097129Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108594611A (en) * | 2018-07-05 | 2018-09-28 | 珠海天威飞马打印耗材有限公司 | A kind of seal assembly, cartridge and its recovery method for cartridge |
-
2007
- 2007-10-13 CN CNU2007200584268U2007200584268U patent/CN201097129Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108594611A (en) * | 2018-07-05 | 2018-09-28 | 珠海天威飞马打印耗材有限公司 | A kind of seal assembly, cartridge and its recovery method for cartridge |
| CN108594611B (en) * | 2018-07-05 | 2021-11-02 | 珠海天威飞马打印耗材有限公司 | Sealing assembly for toner cartridge, toner cartridge and recycling method of toner cartridge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080806 |
|
| CX01 | Expiry of patent term |