CN204178130U - A kind of laser selenium drum with pre-powder-storage bin - Google Patents
A kind of laser selenium drum with pre-powder-storage bin Download PDFInfo
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- CN204178130U CN204178130U CN201420657835.XU CN201420657835U CN204178130U CN 204178130 U CN204178130 U CN 204178130U CN 201420657835 U CN201420657835 U CN 201420657835U CN 204178130 U CN204178130 U CN 204178130U
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- powder
- storage bin
- carbon dust
- hopper
- waste
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Abstract
The utility model relates to toner cartridge field, is specifically related to a kind of laser selenium drum with pre-powder-storage bin.Comprise shell and be arranged at the powder-storage bin in described shell, waste powder hopper and the photoconductor drum between powder-storage bin and waste powder hopper, the side of described photoconductor drum is also provided with charging roller, described powder-storage bin exit is provided with magnetic roller, described powder-storage bin exit is also provided with the powder delivery scraper coordinating powder delivery with magnetic roller, cleaning doctor is provided with between the entrance of described waste powder hopper and photoconductor drum, described powder-storage bin is also provided with the pre-powder-storage bin be connected with powder-storage bin, the bottom of described pre-powder-storage bin is provided with carbon dust outlet, described carbon dust outlet is provided with seal assembly, the top of described pre-powder-storage bin is also provided with carbon dust entrance.The utility model, by arranging dismountable pre-powder-storage bin, in use, owing to taking separate type to arrange, adds carbon dust and directly adds to pre-powder-storage bin, there will not be the problem polluting powder-storage bin in powder filling process, improve powder filling efficiency.
Description
Technical field
The utility model relates to toner cartridge field, is specifically related to a kind of laser selenium drum with pre-powder-storage bin.
Background technology
Contact developing toner cartridge is in the market used for laser printer, and the course of work of laser printing can be divided into charging, exposure, and transfer printing, fixing, clean, electric eliminating 7 steps, wherein five steps carries out around toner cartridge.First, one deck negative charge is filled by charging roller with on photosensitive drums top layer.After photosensitive drums is charged, when laser beam shines photosensitive drums top layer, the electric charge on irradiated area disappears, and the electric charge on non-irradiated area remains unchanged, and like this, the potential difference (PD) of exposure area and unexposed area had both formed one deck electrostatic latent image.On the other hand, electronegativity is generated from powder storehouse carbon dust out by the powder feeding roller after charging.Magnetic roller mostly is metal-cored rubber roll, has very large resistance, and when imposing voltage to it, the charged toner in powder feeding roller will be transferred on the high magnetic roller of relative potentials.Powder outlet cutter and magnetic roller keep minimum gap, the voltage that it is also subjected to an alternation is same, can in continuous concussion, carbon dust be activated and by very thin one deck even for its Gua Cheng Zhuo, next, when electronegative carbon dust forwards near printer paper along with photosensitive drums, under the effect of transfer roll being filled with positive electricity, electronegative carbon dust has attracted on the surface of paper.In fixing member, utilize the method for pressurization hot melt, make the carbon dust of fusing be immersed in printer paper, form still image.Next, cleaning doctor blows into waste powder hopper the useless powder that photosensitive drum surface does not shift completely, makes next printing interval have a clean photosensitive drums.In prior art, toner cartridge is after carbon dust uses; usually the mode or the integral replacing toner cartridge that add carbon dust can be taked; in the mode of adding carbon dust; need to split out toner cartridge screwdriver and open powder-storage bin; pour into new carbon dust again, complete whole powder filling process, then add in powder process and contact with air; easy introducing foreign material and when causing the later stage to print, occur the problems such as print black vertical bar.
Utility model content
The purpose of this utility model is to provide a kind of laser selenium drum with pre-powder-storage bin and solves in prior art to add in powder process and contact with air, when easily introducing foreign material and cause the later stage to print, occurs the problem of print black vertical bar.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of laser selenium drum with pre-powder-storage bin, comprise shell and be arranged at the powder-storage bin in described shell, waste powder hopper and the photoconductor drum between powder-storage bin and waste powder hopper, the side of described photoconductor drum is also provided with charging roller, described powder-storage bin exit is provided with magnetic roller, described powder-storage bin exit is also provided with the powder delivery scraper coordinating powder delivery with magnetic roller, cleaning doctor is provided with between the entrance of described waste powder hopper and photoconductor drum, described powder-storage bin is also provided with the pre-powder-storage bin be connected with powder-storage bin, the bottom of described pre-powder-storage bin is provided with carbon dust outlet, described carbon dust outlet is provided with seal assembly, the top of described pre-powder-storage bin is also provided with carbon dust entrance
On the basis of technique scheme, the utility model can also do following improvement.
Further, described pre-powder-storage bin is detachably installed on powder-storage bin;
Further, described seal assembly comprises cover plate, and the edge of described cover plate is also provided with O-ring seal, and one end of described cover plate is connected with rotating shaft;
Further, the bottom of described pre-powder-storage bin is arrange to carbon dust outlet-inclined impeller vane;
Further, described carbon dust entrance is also provided with the folding cover plate for the pre-powder-storage bin of switch, and described carbon dust entrance is provided with the rubber ring with described folding cover plate adaptation;
Further, the stirrer stirring carbon dust is also provided with in described powder-storage bin;
Further, the gap being incident upon photoconductor drum for laser is also provided with between the powder-storage bin of described photoconductor drum and waste powder hopper;
Further, the entrance of described waste powder hopper is positioned at the top of waste powder hopper.
The beneficial effects of the utility model are: the utility model is by arranging dismountable pre-powder-storage bin, in use, when the carbon dust of powder-storage bin is finished, only need turn rotating shaft, open cover plate, carbon dust in pre-powder-storage bin can be added in powder-storage bin, after having added, turn rotating shaft is closed again, and arrange owing to taking separate type, add carbon dust and directly add to pre-powder-storage bin, there will not be the problem polluting powder-storage bin in powder filling process, and pre-good seal between powder-storage bin and powder-storage bin, only need to clear up pre-powder-storage bin, pre-powder-storage bin is arranged to carbon dust outlet-inclined impeller vane, cause carbon dust almost all can fall into powder-storage bin smoothly, and accelerate carbon dust flowing, improve powder filling efficiency, pre-powder-storage bin is provided with folding cover plate, directly open this folding cover plate and namely add carbon dust by carbon dust entrance, further raising powder filling efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model toner cartridge;
Fig. 2 is A place enlarged drawing in Fig. 1;
Fig. 3 is B place enlarged drawing in Fig. 1.
In accompanying drawing, the parts representated by each label are as follows:
1, powder-storage bin, 2, waste powder hopper, 3, photoconductor drum, 4, charging roller, 5, magnetic roller, 6, powder delivery scraper, 7, cleaning doctor, 8, strip of paper used for sealing, 9, pre-powder-storage bin, 91, carbon dust entrance, 92, seal assembly, 921, cover plate, 922, O-ring seal, 93, folding cover plate, 94, rubber ring, 10, stirrer.
Embodiment
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
Fig. 1 is the structural representation of the utility model toner cartridge, comprise shell and be arranged at the powder-storage bin 1 in described shell, waste powder hopper 2 and the photoconductor drum between powder-storage bin and waste powder hopper 3, the side of described photoconductor drum is also provided with charging roller 4, described powder-storage bin exit is provided with magnetic roller 5, described powder-storage bin exit is also provided with the powder delivery scraper 6 coordinating powder delivery with magnetic roller, cleaning doctor 7 is provided with between the entrance of described waste powder hopper and photoconductor drum, it is characterized in that: described powder-storage bin is also provided with the pre-powder-storage bin 9 be connected with powder-storage bin, the bottom of described pre-powder-storage bin is provided with carbon dust outlet, described carbon dust outlet is provided with seal assembly 92, the top of described pre-powder-storage bin is also provided with carbon dust entrance 91.
Fig. 2 is A place enlarged drawing in Fig. 1; Described pre-powder-storage bin is detachably installed on powder-storage bin; Described seal assembly comprises cover plate 921, and the edge of described cover plate is also provided with O-ring seal 922, and one end of described cover plate is connected with rotating shaft; The bottom of described pre-powder-storage bin is arrange to carbon dust outlet-inclined impeller vane; Fig. 3 is B place enlarged drawing in Fig. 1; Described carbon dust entrance is also provided with the folding cover plate 93 for the pre-powder-storage bin of switch, and described carbon dust entrance is provided with the rubber ring 94 with described folding cover plate adaptation; The stirrer stirring carbon dust is also provided with in described powder-storage bin; The gap being incident upon photoconductor drum for laser is also provided with between the powder-storage bin of described photoconductor drum and waste powder hopper; The entrance of described waste powder hopper is positioned at the top of waste powder hopper.If new toner cartridge, be then also provided with strip of paper used for sealing 8 between described powder-storage bin outlet and powder delivery scraper.
By arranging dismountable pre-powder-storage bin, in use, when the carbon dust of powder-storage bin is finished, only need turn rotating shaft, open cover plate, carbon dust in pre-powder-storage bin can be added in powder-storage bin, after having added, turn rotating shaft is closed again, and arrange owing to taking separate type, add carbon dust and directly add to pre-powder-storage bin, there will not be the problem polluting powder-storage bin in powder filling process, and pre-good seal between powder-storage bin and powder-storage bin, only need to clear up pre-powder-storage bin, pre-powder-storage bin is arranged to carbon dust outlet-inclined impeller vane, cause carbon dust almost all can fall into powder-storage bin smoothly, and accelerate carbon dust flowing, improve powder filling efficiency, pre-powder-storage bin is provided with folding cover plate, directly open this folding cover plate and namely add carbon dust by carbon dust entrance, further raising powder filling efficiency.
In the utility model, under extreme conditions, can pour into carbon dust in limit to pre-powder-storage bin, limit prints, and both do not interfere with each other.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. one kind has the laser selenium drum of pre-powder-storage bin, comprise shell and be arranged at the powder-storage bin in described shell, waste powder hopper and the photoconductor drum between powder-storage bin and waste powder hopper, the side of described photoconductor drum is also provided with charging roller, described powder-storage bin exit is provided with magnetic roller, described powder-storage bin exit is also provided with the powder delivery scraper coordinating powder delivery with magnetic roller, cleaning doctor is provided with between the entrance of described waste powder hopper and photoconductor drum, it is characterized in that: described powder-storage bin is also provided with the pre-powder-storage bin be connected with powder-storage bin, the bottom of described pre-powder-storage bin is provided with carbon dust outlet, described carbon dust outlet is provided with seal assembly, the top of described pre-powder-storage bin is also provided with carbon dust entrance.
2. a kind of laser selenium drum with pre-powder-storage bin according to claim 1, is characterized in that: described pre-powder-storage bin is detachably installed on powder-storage bin.
3. a kind of laser selenium drum with pre-powder-storage bin according to claim 1, it is characterized in that: described seal assembly comprises cover plate, the edge of described cover plate is also provided with O-ring seal, and one end of described cover plate is connected with rotating shaft.
4. a kind of laser selenium drum with pre-powder-storage bin according to claim 1, is characterized in that: the bottom of described pre-powder-storage bin is for arrange to carbon dust outlet-inclined impeller vane.
5. a kind of laser selenium drum with pre-powder-storage bin according to claim 1, is characterized in that: described carbon dust entrance is also provided with the folding cover plate for the pre-powder-storage bin of switch, described carbon dust entrance is provided with the rubber ring with described folding cover plate adaptation.
6. a kind of laser selenium drum with pre-powder-storage bin according to claim 1, is characterized in that: be also provided with the stirrer stirring carbon dust in described powder-storage bin.
7. a kind of laser selenium drum with pre-powder-storage bin according to claim 1, is characterized in that: be also provided with the gap being incident upon photoconductor drum for laser between the powder-storage bin of described photoconductor drum and waste powder hopper.
8. a kind of laser selenium drum with pre-powder-storage bin according to any one of claim 1 to 7, is characterized in that: the entrance of described waste powder hopper is positioned at the top of waste powder hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420657835.XU CN204178130U (en) | 2014-11-06 | 2014-11-06 | A kind of laser selenium drum with pre-powder-storage bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420657835.XU CN204178130U (en) | 2014-11-06 | 2014-11-06 | A kind of laser selenium drum with pre-powder-storage bin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204178130U true CN204178130U (en) | 2015-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420657835.XU Expired - Fee Related CN204178130U (en) | 2014-11-06 | 2014-11-06 | A kind of laser selenium drum with pre-powder-storage bin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204178130U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106773571A (en) * | 2016-12-31 | 2017-05-31 | 珠海格美达科技有限公司 | A kind of cartridge |
| CN106980254A (en) * | 2016-01-18 | 2017-07-25 | 马鞍山澄果电子科技有限公司 | Toner cartridge and the image processing system with toner cartridge |
-
2014
- 2014-11-06 CN CN201420657835.XU patent/CN204178130U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106980254A (en) * | 2016-01-18 | 2017-07-25 | 马鞍山澄果电子科技有限公司 | Toner cartridge and the image processing system with toner cartridge |
| CN106773571A (en) * | 2016-12-31 | 2017-05-31 | 珠海格美达科技有限公司 | A kind of cartridge |
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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 |
Granted publication date: 20150225 Termination date: 20151106 |
|
| EXPY | Termination of patent right or utility model |