CN201145823Y - Powder-feeding roller and carbon powder box - Google Patents
Powder-feeding roller and carbon powder box Download PDFInfo
- Publication number
- CN201145823Y CN201145823Y CNU2008200433830U CN200820043383U CN201145823Y CN 201145823 Y CN201145823 Y CN 201145823Y CN U2008200433830 U CNU2008200433830 U CN U2008200433830U CN 200820043383 U CN200820043383 U CN 200820043383U CN 201145823 Y CN201145823 Y CN 201145823Y
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- China
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- powder
- powder feeding
- roller
- hermatic door
- feeding roller
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Abstract
The utility model relates to a consumptive material for a laser printer, in particular to a carbon powder box which comprises a carbon powder bunker to hold carbon powder, a sealing door and a powder sending roller. The bottom of the carbon powder bunker is provided with a powder outlet. The sealing door is supported in the carbon powder bunker and can rotate along the self axis to open and close the powder outlet, and the sealing door is also provided with a semi-round tube part which is provided with a box port corresponding to the powder outlet and along the sealing door axial direction. The powder sending roller, part of which is housed in the sealing door, can rotate relatively to the sealing door and comprises two axis ends and a roller between the two axis ends, wherein, one perimeter of the surface of the roller is uniformly provided with a plurality of powder sending grooves arranged along the axial direction. The carbon powder box has large powder sending amount and no excessive residual powder.
Description
Technical field
The utility model relate to the laser printer consumptive material and on parts, the powder feeding roller on especially a kind of cartridge and the cartridge.
Background technology
Cartridge has a toner that is used for the splendid attire carbon dust, generally all is provided with puddle support and powder feeding mechanism in the toner.Powder feeding mechanism mainly is made of powder feeding roller and hermatic door, collection of gear driven powder feeding roller and powder feeding, again by the negative hermatic door output carbon dust that opens a position and close the storehouse task of holding concurrently.The carbon dust of sending arrives image-forming assembly from meal outlet.After image-forming assembly receives the carbon dust of toner supply, by development, transfer printing, the printing imaging process is finished in a series of running such as exposure image.
The powder feeding roller of using mainly contains two types at present: the one, and the spiral powder feeding roller; The 2nd, the sponge powder feeding roller.
The design feature of spiral powder feeding roller is to be provided with unidirectional or two-way conveyor screw vertically at the roller side face, advantage is that powder sending quantity is big, and powder feeding efficient height, powder feeding resistance are little, the defective of one-way spiral powder feeding roller is that carbon dust can be heaped to an end in the powder feeding process, cause Yu Fenliang to increase, have folder powder phenomenon to take place in the time of also.
The design feature of sponge powder feeding roller is that the roller side face is made of sponge, advantage is that powder feeding is even, can not heap carbon dust in the powder feeding process, but because of sponge is carried carbon dust in the mode of self space storage powder, sponge self space storage powder amount is limited, and carbon dust can not all be exported from the space usually when arriving meal outlet, thereby a powder sending quantity is less, and efficient is lower.
Summary of the invention
It is big that the purpose of this utility model provides a kind of powder sending quantity, and the less powder feeding roller of surplus powder;
It is big that another purpose of the present utility model provides a kind of powder sending quantity, and the less cartridge of surplus powder.
For realizing above-mentioned first purpose, the utility model provides following technical scheme: powder feeding roller comprises
Two axle heads and the roller between two axle heads;
Wherein,
Spare in one week on described roller surface and be furnished with a plurality of powder feeding grooves that are provided with vertically.
The powder feeding roller of said structure can be by the powder feeding groove be set the degree of depth and the quantity regulating powder sending quantity of powder feeding groove, compared to the sponge automatic powder feeding system, the powder feeding roller powder sending quantity of this structure obviously increases.Because the powder feeding groove is along the axial setting of powder feeding roller, can not apply vertically power to carbon dust, therefore, can not heap carbon dust to an end, do not have folder powder phenomenon yet and take place.
For realizing above-mentioned another purpose, the utility model provides following technical scheme: cartridge comprises
The toner of holding carbon dust, meal outlet is arranged at the toner bottom;
Be supported in the toner, can rotate to open and close the hermatic door of described meal outlet along self axis, described hermatic door has half pipe shape part, is axially arranged with the casket mouth corresponding with described meal outlet at described semicircle tubular portion along hermatic door;
Powder feeding roller, its part is contained in the hermatic door, and described powder feeding roller can be rotated by described relatively hermatic door, and described powder feeding roller comprises two axle heads and the roller between two axle heads;
Wherein,
Spare in one week on described roller surface and be furnished with a plurality of powder feeding grooves that are provided with vertically.
Cartridge of the present utility model compared with prior art, the powder feeding structure of powder feeding roller changes a plurality of parallel powder feeding groove powder feedings into by spiral powder feeding or sponge powder feeding, the powder sending quantity of the utility model cartridge can be controlled by the quantity and the size of powder feeding groove, compared to the sponge automatic powder feeding system, the powder feeding roller powder sending quantity of this structure obviously increases, and it is residual also not have unnecessary powder.
Description of drawings
Fig. 1 is the cut-open view of the utility model cartridge;
Fig. 2 is the enlarged drawing of the A-A of Fig. 1 to cut-open view;
Fig. 3 is the stereographic map of powder feeding roller in the utility model cartridge;
Fig. 4 is the stereographic map of hermatic door in the utility model cartridge.
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment
Referring to Fig. 1 and Fig. 2, this cartridge has the toner (figure does not show) of holding carbon dust, is provided with puddle support 6 in the toner, and meal outlet 5 is arranged at the toner bottom.Hermatic door 2 is supported in the toner, and hermatic door 2 can open and close meal outlet 5 with control along the rotation of self axis, and hermatic door 2 has half pipe shape part 21 (referring to Fig. 4), and semicircle tubular portion 21 is axially arranged with the casket mouth 211 corresponding with meal outlet 5 along hermatic door 2.Hermatic door 2 aligns and staggers by rotation may command casket mouth 211 and meal outlet 5, and when casket mouth 211 and 5 pairs of timings of meal outlet, meal outlet 5 is opened; When casket mouth 211 and meal outlet 5 staggered, meal outlet 5 was closed.That is to say that hermatic door 2 rotates just along self axis that may command opens and closes meal outlet 5.One drive disk assembly 4 circumferentially is fixedly connected with hermatic door 2, hermatic door 2 can be in the drive lower edge of drive disk assembly 4 self axis rotation.The outside surface of above-mentioned semicircle tubular portion 21 is and near the toner meal outlet 5 airtight arc surfaces that contact of inwall.When hermatic door 2 rotated to a certain ad-hoc location, above-mentioned casket mouth 211 aligned with the meal outlet 5 of toner, and carbon dust can arrive image-forming assembly from toner, after image-forming assembly receives the carbon dust of powder storehouse supply, by developing transfer printing, the printing imaging process is finished in a series of running such as exposure image.And hermatic door 2 is when being in other positions, meal outlet 5 is sealed, for prevent that carbon dust from spilling between hermatic door 2 and toner inwall, between hermatic door 2 and toner inwall, be provided with sealing sponge 7, can certainly select the substitute of other seal elements as sealing sponge 7.The structure of powder feeding roller 1 is referring to Fig. 3, and it comprises two axle heads 12,13 and the roller 11 between two axle heads.Spare in one week on roller 11 surfaces and be furnished with a plurality of powder feeding grooves 111 that are provided with vertically.Roller 11 parts are contained in the above-mentioned semicircle tubular portion 21 and are in meal outlet 211 tops.The axle head 13 fixedly connected transmission shafts 3 of powder feeding roller 1, powder feeding roller 1 are hermatic door 2 rotations relatively under the drive of transmission shaft 3.The axle head 12 of powder feeding roller 1 stretches in the axis hole 22 on the hermatic door 2, and axle head 12 is as powder feeding roller 1 and hermatic door 2 counterrotating supports.The notch of powder feeding groove 111 is a rectangle, and notch and casket mouth is big or small corresponding, the equal in length of powder feeding groove 111 and casket mouth 211.When hermatic door 2 is opened, be casket mouth 211 and 5 pairs of timings of meal outlet, rotation along with powder feeding roller 1, being stirred the carbon dust that frame 6 stirs in the toner falls on the roller 11 of powder feeding roller 1, the powder feeding groove 111 that is exposed to semicircle tubular portion 21 on the roller 11 begins to collect and the accumulating carbon dust, when the powder feeding groove 111 that has carbon dust rotated to the casket mouth 211 (meal outlet 5) of hermatic door 2, carbon dust was supplied powder by the discharge toner of inclining fully thereby finish.After the powder feeding groove that empties is exposed to semicircle tubular portion 21 once more, the cyclic process that promptly enters next collection, accumulating and supply powder.
Certainly, the structure of the utility model cartridge composition is not limited to above-mentioned embodiment.For example, the shape of described powder feeding groove can have multiple, for example can be U font, V-shape etc., and the opening of powder feeding groove also can be slightly larger than or be slightly less than the size of casket mouth.Conspicuous change is carried out in prompting according to the foregoing description, and other every changes that do not break away from essence of the present invention, all should be included within the described scope of claim.
Claims (5)
1, powder feeding roller comprises
Two axle heads and the roller between two axle heads;
It is characterized in that:
Spare in one week on described roller surface and be furnished with a plurality of powder feeding grooves that are provided with vertically.
2, cartridge comprises
The toner of holding carbon dust, meal outlet is arranged at the toner bottom;
Be supported in the toner, can rotate to open and close the hermatic door of described meal outlet along self axis, described hermatic door has half pipe shape part, is axially arranged with the casket mouth corresponding with described meal outlet at described semicircle tubular portion along hermatic door;
Powder feeding roller, its part is contained in the hermatic door, and described powder feeding roller can be rotated by described relatively hermatic door, and described powder feeding roller comprises two axle heads and the roller between two axle heads;
It is characterized in that:
Spare in one week on described roller surface and be furnished with a plurality of powder feeding grooves that are provided with vertically.
3, cartridge according to claim 2,
It is characterized in that:
Described powder feeding groove length and described casket mouth equal in length vertically.
4, cartridge according to claim 2,
It is characterized in that:
The notch of described a plurality of powder feeding grooves is a rectangle, and with the equal and opposite in direction of described casket mouth.
5, according to any described cartridge of claim 2 to 4,
It is characterized in that:
Between the inwall of described hermatic door and described toner, be provided with seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200433830U CN201145823Y (en) | 2008-01-22 | 2008-01-22 | Powder-feeding roller and carbon powder box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200433830U CN201145823Y (en) | 2008-01-22 | 2008-01-22 | Powder-feeding roller and carbon powder box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201145823Y true CN201145823Y (en) | 2008-11-05 |
Family
ID=40082705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200433830U Expired - Fee Related CN201145823Y (en) | 2008-01-22 | 2008-01-22 | Powder-feeding roller and carbon powder box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201145823Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104460264A (en) * | 2013-09-17 | 2015-03-25 | 珠海赛纳打印科技股份有限公司 | Developing agent supply device |
| CN107885055A (en) * | 2016-09-30 | 2018-04-06 | 兄弟工业株式会社 | Toner cartridge |
| CN108646532A (en) * | 2018-06-12 | 2018-10-12 | 浙江安吉华普电子有限公司 | A kind of selenium drum of laser printer |
-
2008
- 2008-01-22 CN CNU2008200433830U patent/CN201145823Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104460264A (en) * | 2013-09-17 | 2015-03-25 | 珠海赛纳打印科技股份有限公司 | Developing agent supply device |
| WO2015039484A1 (en) * | 2013-09-17 | 2015-03-26 | 珠海赛纳打印科技股份有限公司 | Developer supply device |
| CN107885055A (en) * | 2016-09-30 | 2018-04-06 | 兄弟工业株式会社 | Toner cartridge |
| US10642190B2 (en) | 2016-09-30 | 2020-05-05 | Brother Kogyo Kabushiki Kaisha | Toner cartridge including detection gear |
| US11231665B2 (en) | 2016-09-30 | 2022-01-25 | Brother Kogyo Kabushiki Kaisha | Toner cartridge including detection gear, agitator gear, auger gear, and toner outlet |
| CN108646532A (en) * | 2018-06-12 | 2018-10-12 | 浙江安吉华普电子有限公司 | A kind of selenium drum of laser printer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081105 Termination date: 20170122 |