CN213210725U - Selenium drum and printer with static-removing device - Google Patents
Selenium drum and printer with static-removing device Download PDFInfo
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- CN213210725U CN213210725U CN202022481414.4U CN202022481414U CN213210725U CN 213210725 U CN213210725 U CN 213210725U CN 202022481414 U CN202022481414 U CN 202022481414U CN 213210725 U CN213210725 U CN 213210725U
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Abstract
The utility model discloses a toner cartridge with a static electricity removing device, which comprises a toner bin, a toner discharging knife, a developing magnetic roller and a static electricity removing device, wherein the developing magnetic roller is arranged at an outlet of the toner bin, a transfer printing area is arranged in the rotating direction of the developing magnetic roller, the toner discharging knife is arranged at the front side of the transfer printing area, and a toner discharging gap is formed between the toner discharging knife and the surface of the developing magnetic roller; the static removing device is arranged at the rear side of the transfer printing area and is used for removing static of residual carbon powder on the developing magnetic roller. The utility model also discloses a printer. Through the arrangement of the structure, the developing magnetic roller rotates to adsorb and transfer the carbon powder, and the powder discharging knife controls the thickness of the carbon powder and rubs with the developing magnetic roller to charge the carbon powder; after the charged carbon powder part is transferred, the static removing device removes the electric quantity of the residual carbon powder; the carbon powder is returned to the powder bin. The structure can eliminate the electric quantity of residual carbon powder and effectively improve the printing quality; the volume of the selenium drum is reduced, the use experience is improved, the carbon powder is effectively utilized, and the resources are saved.
Description
Technical Field
The utility model relates to an electronic equipment technical field especially relates to a selenium drum and printer with static-removing device.
Background
A Printer (Printer) is one of the output devices of a computer for printing the results of a computer process on an associated medium. The appearance of the printer brings great convenience to the life of people, and the printer is widely applied to the work and life of people. At present, a part of printers on the market are not provided with a waste toner bin, so that when residual charged carbon powder after part of printing is rotated back to the interior of the toner bin along with a developing magnetic roller, the waste toner is used for multiple times, and the defects of printing sticky knife, left-falling vertical bar, left-falling double image and the like are caused, thereby affecting the printing quality; the printer with the waste powder bin can store the residual charged carbon powder after printing by arranging the waste powder bin, but the waste powder bin needs to be cleaned frequently by a user, so that inconvenience is brought to the use of the user; meanwhile, a large amount of charged carbon powder is discarded, and resources are wasted. Therefore, the utility model provides a selenium drum and printer with static-removing device can solve above-mentioned problem effectively.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a selenium drum and printer with static-removing device, simple structure, convenient use and reasonable design.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a toner cartridge with a static electricity removing device, which comprises a toner bin, a toner discharging knife, a developing magnetic roller and a static electricity removing device, wherein the developing magnetic roller is arranged at an outlet of the toner bin, a transfer printing area is arranged in the rotating direction of the developing magnetic roller, the toner discharging knife is arranged at the front side of the transfer printing area, and a toner discharging gap is formed between the toner discharging knife and the surface of the developing magnetic roller; the static removing device is arranged at the rear side of the transfer printing area and is used for removing static of residual carbon powder on the developing magnetic roller.
Further, a cleaning scraper is arranged at the outlet, and after the static electricity removing device removes static electricity of residual carbon powder on the developing magnetic roller, the cleaning scraper is used for wiping the residual carbon powder on the developing magnetic roller to the powder bin.
Further, a static electricity removing area is formed between the surface of the static electricity removing device and the surface of the developing magnetic roller.
Further, the static removing device is a static removing sponge strip.
Further, the static electricity removing device is a static electricity removing roller.
Further, this toner cartridge with electrostatic precipitator still includes the powder outlet knife mounting bracket, the powder outlet knife mounting bracket is the L type, the one end of powder outlet knife mounting bracket connect in the powder outlet knife, the other end of powder outlet knife mounting bracket connect in spacing boss on the powder storehouse outer wall.
Further, go out the powder sword and be the L type, it is equipped with connecting portion and kink to go out the powder sword, connecting portion be used for connect in go out the powder sword mounting bracket, the kink extends to go out the powder clearance.
Further, the distance between the bent part and the surface of the developing magnetic roller is 1.0-1.5. mm.
Further, the powder outlet knife is a polyurethane powder outlet knife.
The utility model has the advantages that: through the arrangement of the structure, when the selenium drum with the static electricity removing device works, the developing magnetic roller rotates, carbon powder is adsorbed and transported in the powder bin, and when the carbon powder passes through the powder discharging knife, the powder discharging knife controls the thickness of the carbon powder and simultaneously rubs with the developing magnetic roller, so that the carbon powder is electrified; the charged carbon powder part is transferred to a transfer roller, and when the residual charged carbon powder on the developing magnetic roller passes through a static removing device, the static removing device removes the electric quantity of the residual carbon powder; the developing magnetic roller continues to rotate, and the carbon powder with the electric quantity removed is rotated to the powder bin. Through the arrangement of the simple static electricity removing device, the electric quantity on the carbon powder rotating to the powder bin is eliminated, the printing defects of left-stroke, left-stroke and double-ghost printing and the like are effectively overcome, and the printing quality is improved; meanwhile, a waste powder bin is not required to be designed, the size of the toner cartridge is reduced, the operation of a user is reduced, the use experience of the user is improved, the carbon powder is effectively utilized, and resources are saved.
The utility model also provides a printer, including the sensitization roller with as above the selenium drum that has destaticizing device, the sensitization roller with the development magnetism roller sets up side by side in the rendition district, sensitization roller 7 is used for adsorbing and transporting the carbon dust that has static on the development magnetism roller.
The utility model has the advantages that: through the arrangement of the structure, when the printer works, the developing magnetic roller on the toner cartridge with the static electricity removing device rotates, carbon powder is adsorbed and transported in the powder bin, and when the carbon powder passes through the powder discharging knife, the powder discharging knife controls the thickness of the carbon powder and simultaneously rubs with the developing magnetic roller, so that the carbon powder is electrified; the charged carbon powder part is transferred to a transfer roller, and when the residual charged carbon powder on the developing magnetic roller passes through a static removing device, the static removing device removes the electric quantity of the residual carbon powder; the developing magnetic roller continues to rotate, and the carbon powder with the electric quantity removed is rotated to the powder bin. Through the arrangement of the simple static electricity removing device, the electric quantity on the carbon powder rotating to the powder bin is eliminated, the printing defects of left-stroke, left-stroke and double-ghost printing and the like are effectively overcome, and the printing quality is improved; meanwhile, a waste powder bin is not required to be designed, the size of the toner cartridge is reduced, the operation of a user is reduced, the use experience of the user is improved, the carbon powder is effectively utilized, and resources are saved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural view of a first embodiment of the present invention;
fig. 2 is a cross-sectional view of a first embodiment of the invention;
FIG. 3 is an enlarged view taken at circle A of FIG. 1;
FIG. 4 is an enlarged view of FIG. 2 at circle B;
fig. 5 is a cross-sectional view of a second embodiment of the invention;
fig. 6 is an enlarged view of fig. 5 at circle C.
Detailed Description
Referring to fig. 1 to 6, a toner cartridge with a static electricity removing device includes a toner hopper 1, a toner discharge blade 2, a developing magnetic roller 3 and a static electricity removing device 4, wherein the developing magnetic roller 3 is disposed at an outlet 11 of the toner hopper 1, a transfer area 31 is disposed in a rotation direction of the developing magnetic roller 3, the toner discharge blade 2 is disposed in front of the transfer area 31, and a toner discharge gap is formed between the toner discharge blade 2 and a surface of the developing magnetic roller 3; the static removing device 4 is disposed at the rear side of the transfer region 31, and the static removing device 4 is used for removing static electricity of residual carbon powder on the developing magnetic roller 3.
Through the arrangement of the structure, when the selenium drum with the static electricity removing device works, the developing magnetic roller rotates, carbon powder is adsorbed and transported in the powder bin, and when the carbon powder passes through the powder discharging knife, the powder discharging knife controls the thickness of the carbon powder and simultaneously rubs with the developing magnetic roller, so that the carbon powder is electrified; the charged carbon powder part is transferred to a transfer roller, and when the residual charged carbon powder on the developing magnetic roller passes through a static removing device, the static removing device removes the electric quantity of the residual carbon powder; the developing magnetic roller continues to rotate, and the carbon powder with the electric quantity removed is rotated to the powder bin. Through the arrangement of the simple static electricity removing device, the electric quantity on the carbon powder rotating to the powder bin is eliminated, the printing defects of left-stroke, left-stroke and double-ghost printing and the like are effectively overcome, and the printing quality is improved; meanwhile, a waste powder bin is not required to be designed, the size of the toner cartridge is reduced, the operation of a user is reduced, the use experience of the user is improved, the carbon powder is effectively utilized, and resources are saved.
In this embodiment, a cleaning blade 5 is disposed at the outlet 11, and after the static electricity removing device 4 removes the static electricity of the residual carbon powder on the developing magnetic roller 3, the cleaning blade 5 is used to wipe the residual carbon powder on the developing magnetic roller 3 to the powder bin 1. Through the arrangement of the structure, after the static electricity removing device removes the electric quantity of the residual carbon powder on the developing magnetic roller, the cleaning scraper blade can scrape the residual carbon powder, so that the residual carbon powder returns to the powder bin again, and the carbon powder is recycled; the cleaning scraper blade is arranged, so that residual carbon powder on the developing magnetic roller can be effectively removed, the printing defects of left-falling vertical lines, left-falling double images and the like in the printing process are effectively overcome, and the printing quality is improved; meanwhile, residual carbon powder can be reused, the resource utilization rate is improved, and waste is prevented.
In this embodiment, a static eliminating area 32 is formed between the surface of the static eliminating device 4 and the surface of the developing magnetic roller 3. Through the setting of above-mentioned structure, when developing the magnetism roller and rotating, the static of remaining carbon dust is got rid of effectively by destaticing device on the developing magnetism roller, promotes destaticing device's work efficiency, gets rid of the electric quantity of remaining carbon dust on the developing magnetism roller effectively.
In this embodiment, the static removing device 4 is a static removing sponge strip. Through the arrangement of the structure, the static removing sponge strip is convenient to install, and the static removing effect is obvious; meanwhile, the antistatic sponge strip is low in cost, so that the cost can be effectively reduced; and, the sponge strip that destatics simple to operate can promote user's use effectively and experience.
In this embodiment, the static electricity removing device 4 is a static electricity removing roller. Through the setting of above-mentioned structure, destatic roller surface is tangent with development magnetic roller surface, and destatic roller can rotate along with development magnetic roller is synchronous, makes development magnetic roller surface and destatic roller surface contact effectively in the time, and the wear between destatic roller surface and the development magnetic roller surface is littleer, protects development magnetic roller surface effectively, prevents to develop magnetic roller surface wear, promotes the life who prints quality and product.
In this embodiment, this toner cartridge with electrostatic precipitator still includes powder outlet knife mounting bracket 6, powder outlet knife mounting bracket 6 is the L type, the one end of powder outlet knife mounting bracket 6 connect in powder outlet knife 2, the other end of powder outlet knife mounting bracket 6 connect in spacing boss 12 on the outer wall of powder storehouse 1. Through the arrangement of the structure, the spacing boss and the powder discharging knife mounting frame are arranged, so that the powder discharging knife can be mounted conveniently, the powder discharging knife can be replaced conveniently after being worn, the use experience of a user is effectively improved, the structure is simple, and the operation is convenient.
In this embodiment, the powder discharging knife 2 is L-shaped, the powder discharging knife 2 is provided with a connecting portion 21 and a bending portion 22, the connecting portion 21 is used for being connected to the powder discharging knife mounting frame 6, and the bending portion 22 extends to the powder discharging gap. Through the setting of above-mentioned structure, the one end of the play powder sword of L type is installed at a play powder sword mounting bracket, and development magnetic roller is pressed close to the kink, and the kink is more level and smooth, can prevent effectively when contacting with development magnetic roller that development magnetic roller from receiving the damage, promotes product life, and the quality that the guarantee was printed
In this embodiment, the distance between the bent portion 22 and the surface of the developing magnetic roller 3 is 1.0 to 1.5 mm. Through the arrangement of the structure, the distance between the bending part and the surface of the developing magnetic roller is 1.0-1.5 mm, so that the thickness of carbon powder can be effectively controlled, and the printing effect is guaranteed.
In this embodiment, the powder discharging knife 2 is a polyurethane powder discharging knife. Through the setting of above-mentioned structure, polyurethane goes out the powder sword and has suitable hardness, and the wearing and tearing grow when hardness too big can lead to printing influences the life-span of selenium drum, and polyurethane goes out the powder sword and has good corrosion resistance moreover, and ageing resistance can prolong the life of product effectively.
Referring to fig. 1 to 6, a printer includes a photosensitive roller 7 and a toner cartridge with a static electricity removing device as described above, the photosensitive roller 7 is disposed side by side with the developing magnetic roller 3, and the photosensitive roller 7 is used for adsorbing and transferring the toner with static electricity on the developing magnetic roller 3 in the transfer area 31.
Through the arrangement of the structure, when the printer works, the developing magnetic roller on the toner cartridge with the static electricity removing device rotates, carbon powder is adsorbed and transported in the powder bin, and when the carbon powder passes through the powder discharging knife, the powder discharging knife controls the thickness of the carbon powder and simultaneously rubs with the developing magnetic roller, so that the carbon powder is electrified; the charged carbon powder part is transferred to a transfer roller, and when the residual charged carbon powder on the developing magnetic roller passes through a static removing device, the static removing device removes the electric quantity of the residual carbon powder; the developing magnetic roller continues to rotate, and the carbon powder with the electric quantity removed is rotated to the powder bin. Through the arrangement of the simple static electricity removing device, the electric quantity on the carbon powder rotating to the powder bin is eliminated, the printing defects of left-stroke, left-stroke and double-ghost printing and the like are effectively overcome, and the printing quality is improved; meanwhile, a waste powder bin is not required to be designed, the size of the toner cartridge is reduced, the operation of a user is reduced, the use experience of the user is improved, the carbon powder is effectively utilized, and resources are saved.
The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not to be construed as limiting the invention to the precise embodiments disclosed herein. All with the utility model discloses a method, structure etc. are similar, the same, or to the utility model discloses make a plurality of technological deductions or replacement under the design prerequisite, all should regard as the utility model discloses a protection scope.
Claims (10)
1. The selenium drum with the static electricity removing device is characterized by comprising a powder bin (1), a powder discharging knife (2), a developing magnetic roller (3) and the static electricity removing device (4), wherein the developing magnetic roller (3) is arranged at an outlet (11) of the powder bin (1), a transfer printing area (31) is arranged in the rotating direction of the developing magnetic roller (3), the powder discharging knife (2) is arranged on the front side of the transfer printing area (31), and a powder discharging gap is formed between the powder discharging knife (2) and the surface of the developing magnetic roller (3); the static removing device (4) is arranged on the rear side of the transfer printing area (31), and the static removing device (4) is used for removing static of residual carbon powder on the developing magnetic roller (3).
2. The cartridge with the static eliminating device according to claim 1, wherein a cleaning blade (5) is disposed at the outlet (11), and after the static eliminating device (4) eliminates static electricity of residual carbon powder on the developing magnetic roller (3), the cleaning blade (5) is used for wiping the residual carbon powder on the developing magnetic roller (3) to the powder bin (1).
3. The cartridge with the static eliminating device according to claim 1, wherein a static eliminating area (32) is formed between the surface of the static eliminating device (4) and the surface of the developing magnetic roller (3).
4. The cartridge with the static electricity removing device as claimed in claim 1, wherein the static electricity removing device (4) is a static electricity removing sponge strip.
5. The cartridge with a static electricity removing device as claimed in claim 1, wherein said static electricity removing device (4) is a static electricity removing roller.
6. The cartridge with the static electricity removing device as claimed in claim 1, further comprising a doctor mounting bracket (6), wherein said doctor mounting bracket (6) is L-shaped, one end of said doctor mounting bracket (6) is connected to said doctor (2), and the other end of said doctor mounting bracket (6) is connected to a limit boss (12) on the outer wall of said powder bin (1).
7. The cartridge with the static electricity removing device as claimed in claim 6, wherein the powder discharging blade (2) is L-shaped, the powder discharging blade (2) is provided with a connecting portion (21) and a bending portion (22), the connecting portion (21) is used for connecting to the powder discharging blade mounting frame (6), and the bending portion (22) extends to the powder discharging gap.
8. The cartridge with the static eliminating device according to claim 1, wherein the width of the powder discharging gap is 1.0 to 1.5 mm.
9. The cartridge with the static electricity removing device as claimed in claim 1, wherein the powder discharging knife (2) is a polyurethane powder discharging knife.
10. A printer comprising a photosensitive roller (7) and a cartridge with an electrostatic dissipating device as claimed in any one of claims 1 to 9, wherein the photosensitive roller (7) is disposed side by side with the developing magnetic roller (3) in the transfer area (31), and the photosensitive roller (7) is used for adsorbing and transferring the toner with electrostatic on the developing magnetic roller (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022481414.4U CN213210725U (en) | 2020-10-30 | 2020-10-30 | Selenium drum and printer with static-removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022481414.4U CN213210725U (en) | 2020-10-30 | 2020-10-30 | Selenium drum and printer with static-removing device |
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| Publication Number | Publication Date |
|---|---|
| CN213210725U true CN213210725U (en) | 2021-05-14 |
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| CN202022481414.4U Active CN213210725U (en) | 2020-10-30 | 2020-10-30 | Selenium drum and printer with static-removing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114253112A (en) * | 2021-12-16 | 2022-03-29 | 淮安欣展高分子科技有限公司 | Printer developing roller capable of avoiding excessive adsorption of carbon powder during printing |
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2020
- 2020-10-30 CN CN202022481414.4U patent/CN213210725U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114253112A (en) * | 2021-12-16 | 2022-03-29 | 淮安欣展高分子科技有限公司 | Printer developing roller capable of avoiding excessive adsorption of carbon powder during printing |
| CN114253112B (en) * | 2021-12-16 | 2023-06-23 | 淮安欣展高分子科技有限公司 | Printer developing roller capable of avoiding excessive adsorption of carbon powder during printing |
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