CN220626860U - Selenium drum with hidden isolation mechanism - Google Patents
Selenium drum with hidden isolation mechanism Download PDFInfo
- Publication number
- CN220626860U CN220626860U CN202322268641.2U CN202322268641U CN220626860U CN 220626860 U CN220626860 U CN 220626860U CN 202322268641 U CN202322268641 U CN 202322268641U CN 220626860 U CN220626860 U CN 220626860U
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- CN
- China
- Prior art keywords
- gear
- photosensitive drum
- spacer
- isolation
- charging roller
- 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.)
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Links
- 238000002955 isolation Methods 0.000 title claims abstract description 61
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052711 selenium Inorganic materials 0.000 title claims abstract description 28
- 239000011669 selenium Substances 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 title claims abstract description 20
- 230000001681 protective effect Effects 0.000 claims abstract description 24
- 125000006850 spacer group Chemical group 0.000 claims description 51
- 239000000843 powder Substances 0.000 claims description 26
- 239000002699 waste material Substances 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000003044 adaptive effect Effects 0.000 claims description 6
- 206010070834 Sensitisation Diseases 0.000 claims 3
- 230000008313 sensitization Effects 0.000 claims 3
- 230000009286 beneficial effect Effects 0.000 description 20
- 230000006378 damage Effects 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 4
- 208000014674 injury Diseases 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Discharging, Photosensitive Material Shape In Electrophotography (AREA)
Abstract
The utility model provides a selenium drum with a hidden isolation mechanism, which comprises a photosensitive drum and a charging roller, wherein the charging roller is clung to one side of the photosensitive drum, an isolation protective cover assembly is arranged on the outer side of the photosensitive drum, a conductive end cover and a gear end cover are respectively arranged at two ends of the photosensitive drum, two ends of the isolation protective cover assembly are buckled between the conductive end cover and the gear end cover, the isolation protective cover assembly is provided with a protective cover and two hidden isolation parts, two sides of the protective cover are respectively provided with an isolation part mounting groove, an isolation part passing hole is arranged in the isolation part mounting groove, an isolation part end head and an isolation cutting are arranged in the isolation part mounting groove in a limiting mode, and the isolation cutting passes through the isolation part passing hole and is inserted between the photosensitive drum and the charging roller. The present utility model relates to the field of printing consumables.
Description
Technical Field
The utility model relates to the field of printing consumables, in particular to a selenium drum with a hidden isolation mechanism.
Background
In a laser printer, a selenium drum is one of indispensable printing consumables, after the selenium drum is produced, in order to avoid the contact between a charging roller and a photosensitive drum, and to prevent the surface coating of the charging roller from polluting photosensitive materials on the surface of the photosensitive drum, in the prior art, an external isolation pin, an anti-pollution isolation button or isolation black paper and other modes are often adopted to separate the charging roller from the photosensitive drum, and when the selenium drum is ready for use, a customer manually removes an isolation piece according to an operation instruction.
In long-term use, the inventor finds that in the transportation process of the selenium drum, along with the occurrence of jolt, a large number of selenium drums are positioned and fixed due to no reaction force of an isolation mechanism or other mechanisms, so that the situations of falling, displacement and the like occur, the photosensitive drum is polluted, the whole selenium drum cannot be used, and the situation that the selenium drum is scrapped and cannot be used due to the fact that a user forgets to remove a spacer to drop the selenium drum forcefully often occurs through feedback of a client.
Therefore, it is imperative to design a cartridge with a hidden isolation mechanism to solve the above-mentioned practical problems.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a selenium drum with a hidden isolation mechanism, which aims to solve the problems that the isolation mechanism in the prior art falls off and shifts to cause photosensitive drum pollution and customers forget to detach the isolation mechanism to cause damage to the selenium drum.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a selenium drum with hidden isolation mechanism, includes photosensitive drum and charging roller, the charging roller hug closely in one side of photosensitive drum, the outside of photosensitive drum is provided with isolation visor subassembly, the both ends of photosensitive drum are provided with electrically conductive end cover and gear end cover respectively, isolation visor subassembly's both ends buckle set up in electrically conductive end cover with between the gear end cover, isolation visor subassembly is provided with visor and two hidden spacer parts, the both sides of visor all are provided with the spacer mounting groove, be provided with the spacer through hole in the spacer mounting groove, hidden spacer part is provided with spacer end and isolation cutting, spacer end spacing set up in the spacer mounting groove, the isolation cutting passes the spacer through hole insert locate the photosensitive drum with between the charging.
Based on the above, a selenium drum with hidden isolation mechanism's beneficial effect has been solved the isolation mechanism and has appeared droing, displacement and cause photosensitive drum pollution and customer forget to dismantle isolation mechanism and cause the problem of selenium drum damage in the transportation for having solved prior art, mainly embodied in: the utility model sets the hidden spacer component in the spacer mounting groove on both sides of the protective cover of the photosensitive drum, the user inserts the spacer cutting of the hidden spacer component to the space between the photosensitive drum and the charging roller by aligning the spacer cutting in the spacer mounting groove through the hole, and the end of the spacer is limited in the spacer mounting groove, therefore, before the use, the user only needs to dismantle the protective cover, and the hidden spacer component can be removed along with the protective cover, thereby solving the problems; the photosensitive drum has the beneficial effects that laser imaging is performed in printing; the charging roller has the beneficial effects of charging the photosensitive drum; the isolation protective cover assembly has the beneficial effects of protecting the photosensitive drum from external injury and isolating the photosensitive drum from the charging roller so as to prevent the photosensitive drum from being polluted by the coating of the charging roller before being used; the conductive end cover has the beneficial effects that the conductive end cover is connected with the conductive sheet in the printer to enable the selenium drum to be connected with a power supply; the gear end cover has the beneficial effects that the gear assembly is arranged to drive the printing assembly in the selenium drum to work; the protective cover has the beneficial effects of protecting the photosensitive drum from external injury; the hidden spacer component has the beneficial effects that the photosensitive drum is separated from the charging roller, so that the pollution of the photosensitive drum by the coating of the charging roller when not in use is avoided; the spacer mounting groove has the beneficial effects that the spacing spacer end head enables the hidden spacer component to be detached together when the protective cover is removed; the spacer through hole has the beneficial effects that the spacer cutting passes through to enable the hidden spacer component to be installed; the beneficial effect of the end head of the spacer is to limit the hidden spacer component; the beneficial effect of the isolation cutting is to isolate the photosensitive drum and the charging roller.
Further, the selenium drum is further provided with a powder bin and a waste powder bin, the waste powder bin is arranged at the output end of the powder bin, and the photosensitive drum is arranged between the output end of the powder bin and the input end of the waste powder bin.
Based on the above, the beneficial effect of the powder bin is to store carbon powder; the waste powder bin has the beneficial effect of containing waste powder.
Further, an error avoidance groove is formed in the lower end of the mounting groove of the isolating piece, the lower end of the mounting groove is located on the inner side of the protective cover, and the error avoidance groove is adapted to the isolating cutting.
Based on the above, the error avoidance groove has the beneficial effect that the protective cover can adapt to more photosensitive drums and different types of selenium drums with slightly offset positions of the developing roller.
Further, a developing roller is further arranged on the other side of the photosensitive drum, and two ends of the developing roller are respectively arranged on the conductive end cover and the gear end cover.
Based on the above, the developing roller has the beneficial effect of delivering the toner onto the photosensitive drum.
Further, a gear assembly is arranged on the gear end cover, a driving gear, a developing roller gear, a charging roller gear and a photosensitive drum gear are arranged on the gear assembly, the driving gear is in gear transmission with the developing roller gear and the charging roller gear, the developing roller is in gear transmission with the photosensitive drum gear, one end of the developing roller is connected with the developing roller gear in an adaptive manner, one end of the charging roller is connected with the charging roller gear in an adaptive manner, and one end of the photosensitive drum is connected with the photosensitive drum gear in an adaptive manner.
Based on the above, the driving gear has the beneficial effects that the gear transmission drives the developing roller gear and the charging roller gear to work; the gear of the developing roller has the beneficial effects that the gear transmission drives the photosensitive drum gear to work and drives the developing roller to work; the charging roller gear has the beneficial effects that the charging roller is driven to work; the photosensitive drum gear has the beneficial effect of driving the photosensitive drum to work.
In order to more clearly illustrate the above-mentioned features of the present utility model and its intended objects, the present utility model will be further described with reference to the accompanying drawings and examples.
Drawings
Fig. 1: is a perspective view of the utility model;
fig. 2: a protective cover of the utility model is schematically shown;
fig. 3: an enlarged view of a portion a of fig. 2;
fig. 4: is a schematic view of the inner side of the protective cover of the utility model;
fig. 5: an enlarged view of portion B of fig. 4;
fig. 6: a schematic diagram of an isolation protective cover assembly of the utility model;
fig. 7: an enlarged view of section C of fig. 6;
fig. 8: an inner schematic diagram of the isolation protective cover assembly of the utility model;
fig. 9: an enlarged view of portion D of fig. 8;
fig. 10: a side sectional view of the photosensitive drum and the developing roller is isolated for the hidden spacer member of the present utility model.
Reference numerals illustrate: 1-powder bin, 2-waste powder bin, 3-photosensitive drum, 4-isolation protective cover assembly, 41-protective cover, 411-isolator mounting groove, 412-isolator through hole, 413-error avoidance groove position, 42-hidden isolator component, 421-isolator end, 422-isolation cutting, 5-conductive end cover, 6-gear end cover, 7-charging roller and 8-developing roller.
Detailed Description
As shown in fig. 1-10, a selenium drum with a hidden isolation mechanism comprises a photosensitive drum 3 and a charging roller 7, wherein the charging roller 7 is clung to one side of the photosensitive drum 3, an isolation protection cover assembly 4 is arranged at the outer side of the photosensitive drum 3, a conductive end cover 5 and a gear end cover 6 are respectively arranged at two ends of the photosensitive drum 3, two ends of the isolation protection cover assembly 4 are buckled between the conductive end cover 5 and the gear end cover 6, the isolation protection cover assembly 4 is provided with a protection cover 41 and two hidden isolation piece parts 42, two sides of the protection cover 41 are respectively provided with an isolation piece mounting groove 411, an isolation piece through hole 412 is arranged in the isolation piece mounting groove 411, an isolation piece end 421 and an isolation insert 422 are arranged in the isolation piece mounting groove 411 in a limiting mode, and the isolation insert 422 passes through the isolation piece through hole 412 to be inserted between the photosensitive drum 3 and the charging roller 7; the photosensitive drum is used for laser imaging in printing; the charging roller is used for charging the photosensitive drum; the isolation protective cover assembly is used for protecting the photosensitive drum from external injury and isolating the photosensitive drum from the charging roller so as to prevent the photosensitive drum from being polluted by the coating of the charging roller before the photosensitive drum is not used; the conductive end cover is used for being connected with a conductive sheet in the printer to enable the selenium drum to be powered on; the gear end cover is used for setting a gear component to drive a printing component in the selenium drum to work; the protective cover is used for protecting the photosensitive drum from external injury; the hidden spacer component is used for separating the photosensitive drum from the charging roller, so that the pollution of the photosensitive drum by the coating of the charging roller when the charging roller is not used is avoided; the spacer mounting groove is used for limiting the spacer end head so that the hidden spacer parts can be detached together when the protective cover is removed; the spacer pass through hole is used for making the spacer cutting pass through to enable the hidden spacer component to be installed; the end head of the spacer is used for limiting and hiding the spacer component; the separation blade is used for separating the photosensitive drum and the charging roller.
As shown in fig. 1, the selenium drum is further provided with a powder bin 1 and a waste powder bin 2, the waste powder bin 2 is arranged at the output end of the powder bin 1, the photosensitive drum 3 is arranged between the output end of the powder bin 1 and the input end of the waste powder bin 2, and it is understood that the powder bin is used for storing carbon powder; the waste powder bin is used for containing waste powder.
As shown in fig. 4, 5, 8 and 9, the lower end of the spacer mounting slot 411 located inside the protective cover 41 is provided with an error avoidance slot 413, and the error avoidance slot 413 is adapted to the isolation cutting 422, it should be understood that the error avoidance slot is used for enabling the protective cover to adapt to different types of selenium drums with more photosensitive drums and slightly offset developing roller positions.
As shown in fig. 10, a developing roller 8 is further disposed on the other side of the photosensitive drum 3, and two ends of the developing roller 8 are disposed on the conductive end cap 5 and the gear end cap 6, respectively, it being understood that the developing roller is used to send toner onto the photosensitive drum.
The gear end cover 6 is provided with a gear assembly, the gear assembly is provided with a driving gear, a developing roller gear, a charging roller gear and a photosensitive drum gear, the driving gear is in gear transmission with the developing roller gear and the charging roller gear, the developing roller gear is in gear transmission with the photosensitive drum gear, one end of the charging roller 7 is in fit connection with the developing roller gear, one end of the developing roller 8 is in fit connection with the charging roller gear, one end of the photosensitive drum 3 is in fit connection with the photosensitive drum gear, and it is understood that the driving gear is used for gear transmission to drive the developing roller gear and the charging roller gear to work; the developing roller gear is used for driving the photosensitive drum gear to work and driving the developing roller to work through gear transmission; the charging roller gear is used for driving the charging roller to work; the photosensitive drum gear is used for driving the photosensitive drum to work.
The above description is only of the best mode for carrying out the utility model, and is not intended to limit the utility model, but it is intended that modifications and substitutions made by those skilled in the art without departing from the spirit and scope of the utility model.
Claims (5)
1. The utility model provides a selenium drum with hidden isolation mechanism, includes photosensitive drum (3) and charging roller (7), charging roller (7) hug closely in one side of photosensitive drum (3), its characterized in that: the outside of sensitization drum (3) is provided with keeps apart visor subassembly (4), the both ends of sensitization drum (3) are provided with electrically conductive end cover (5) and gear end cover (6) respectively, keep apart visor subassembly (4) both ends buckle set up in electrically conductive end cover (5) with between gear end cover (6), keep apart visor subassembly (4) are provided with visor (41) and two and hide spacer part (42), the both sides of visor (41) all are provided with spacer mounting groove (411), be provided with spacer through hole (412) in spacer mounting groove (411), hide spacer part (42) be provided with spacer end (421) and isolation cutting (422), spacer end (421) spacing set up in spacer mounting groove (411), spacer cutting (422) pass spacer through hole (412) insert locate between sensitization drum (3) and charging roller (7).
2. The cartridge with hidden isolation mechanism of claim 1, wherein: the selenium drum is further provided with a powder bin (1) and a waste powder bin (2), the waste powder bin (2) is arranged at the output end of the powder bin (1), and the photosensitive drum (3) is arranged between the output end of the powder bin (1) and the input end of the waste powder bin (2).
3. The cartridge with hidden isolation mechanism of claim 1, wherein: the lower end of the spacer mounting groove (411) positioned at the inner side of the protective cover (41) is provided with an error avoidance groove (413), and the error avoidance groove (413) is adapted to the spacer cutting (422).
4. The cartridge with hidden isolation mechanism of claim 1, wherein: the other side of the photosensitive drum (3) is also provided with a developing roller (8), and two ends of the developing roller (8) are respectively arranged on the conductive end cover (5) and the gear end cover (6).
5. The cartridge with hidden isolation mechanism of claim 4, wherein: the novel charging device is characterized in that a gear assembly is arranged on the gear end cover (6), a driving gear, a developing roller gear, a charging roller gear and a photosensitive drum gear are arranged on the gear assembly, the driving gear is in gear transmission with the developing roller gear and the charging roller gear, the developing roller gear is in gear transmission with the photosensitive drum gear, one end of the charging roller (7) is connected with the charging roller gear in an adaptive manner, one end of the developing roller (8) is connected with the developing roller gear in an adaptive manner, and one end of the photosensitive drum (3) is connected with the photosensitive drum gear in an adaptive manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322268641.2U CN220626860U (en) | 2023-08-23 | 2023-08-23 | Selenium drum with hidden isolation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322268641.2U CN220626860U (en) | 2023-08-23 | 2023-08-23 | Selenium drum with hidden isolation mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220626860U true CN220626860U (en) | 2024-03-19 |
Family
ID=90229027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322268641.2U Active CN220626860U (en) | 2023-08-23 | 2023-08-23 | Selenium drum with hidden isolation mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220626860U (en) |
-
2023
- 2023-08-23 CN CN202322268641.2U patent/CN220626860U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |