Search

CN-224216999-U - Selenium drum with small-size magnetic roller

CN224216999UCN 224216999 UCN224216999 UCN 224216999UCN-224216999-U

Abstract

The utility model relates to the technical field of selenium drums, in particular to a selenium drum with a small magnetic roller, which comprises a selenium drum shell, wherein a side cover is arranged on the surface of the selenium drum shell, a gear set is arranged in the side cover, a cost-saving mechanism is arranged on the surface of the magnetic roller body and the inner wall of the gear set, a convenient replacement mechanism is arranged on the surface of a powder scraping knife and the inner wall of the selenium drum shell, and a powder leakage prevention mechanism is arranged on the surface of a powder outlet. The utility model not only saves the cost of a user when the selenium drum is used, ensures that the selenium drum can better meet the use requirement of the user when in use, ensures that the user can conveniently take down the powder scraping knife from the inside of the selenium drum shell when in use and replace the powder scraping knife, ensures that the selenium drum has better cleaning effect on the superfluous carbon powder on the surface of the magnetic roller body, and ensures that the user can conveniently clean the waste powder in the waste powder bin when in use, thereby avoiding the phenomenon of powder leakage in the use process of the selenium drum.

Inventors

  • LEI YIBIN
  • YANG ZONGWEI
  • ZHANG WEIMING

Assignees

  • 金诺数码(深圳)有限公司

Dates

Publication Date
20260508
Application Date
20250718

Claims (8)

  1. 1. A selenium drum with a small magnetic roller comprises a selenium drum shell (1), and is characterized in that an assembly cover (101) is arranged on the surface of the selenium drum shell (1), the assembly cover (101) is tightly screwed with the surface of the selenium drum shell (1) through screws, a side cover (102) is arranged on the surface of the selenium drum shell (1), a gear set (107) is arranged in the side cover (102), a powder outlet (105) is arranged on one side of the assembly cover (101), the powder outlet (105) is communicated with the inside of the assembly cover (101), a magnetic roller body (103) is arranged in the selenium drum shell (1), a powder scraping knife (104) for scraping the surface of the magnetic roller body (103) is arranged in the selenium drum shell (1), the surface of the powder scraping knife (104) is in contact with the surface of the magnetic roller body (103), a cost-saving mechanism (2) is arranged on the surface of the magnetic roller body (103) and the inner wall of the gear set (107), and a powder leakage preventing mechanism (4) is arranged on the surface of the selenium scraping knife (104) and the inner wall (1).
  2. 2. The selenium drum with the small magnetic roller according to claim 1, wherein the gear set (107) is in mutual rotation fit with the inner wall of the side cover (102), blocks (106) are arranged on the inner wall of the selenium drum shell (1), the blocks (106) are in mutual clamping fit with the inner wall of the assembly cover (101), the outer diameter of the magnetic roller body (103) is fourteen millimeters, and the magnetic roller body (103) is in mutual rotation fit with the inner wall of the selenium drum shell (1).
  3. 3. The selenium drum with the small magnetic roller according to claim 1, wherein the cost saving mechanism (2) is composed of a mounting column (21), a groove body (22), a fastening stud (23) and a mounting block (24), the groove body (22) is arranged on the inner wall of the gear set (107), the mounting column (21) is arranged on the surface of the magnetic roller body (103), and one end of the mounting column (21) extends into the groove body (22).
  4. 4. A cartridge with a small magnetic roller according to claim 1, wherein the surface of the gear set (107) is provided with a mounting block (24), the surface of the mounting block (24) is connected with a fastening stud (23) in a threaded manner, and one end of the fastening stud (23) penetrates through the mounting block (24) and is fastened with the surface of the mounting column (21) in a threaded manner.
  5. 5. The selenium drum with the small magnetic roller according to claim 1, wherein the convenient replacement mechanism (3) is composed of a mounting screw hole (31), a mounting stud (32), a positioning clamping piece (33) and a positioning clamping groove (34), the surface of the powder scraping knife (104) is provided with the mounting screw hole (31), the surface of the powder scraping knife (104) is in threaded connection with the mounting stud (32), and one end of the mounting stud (32) sequentially penetrates through the mounting screw hole (31) and the powder scraping knife (104) and is in threaded fastening with the inner wall of the selenium drum shell (1).
  6. 6. The selenium drum with the small magnetic roller according to claim 1, wherein positioning clamping pieces (33) for positioning and mounting the powder scraping knife (104) are arranged on the inner wall of the selenium drum shell (1), positioning clamping grooves (34) are formed in the surfaces of the powder scraping knife (104), one ends of the positioning clamping pieces (33) extend to the outer sides of the positioning clamping grooves (34), and the positioning clamping pieces (33) are mutually clamped and matched with the inner wall of the positioning clamping grooves (34).
  7. 7. The selenium drum with the small magnetic roller according to claim 1, wherein the powder leakage prevention mechanism (4) is composed of a disassembly cover (41), a fixing clamping block (42), a rubber sealing plug (43) and external threads (44), the disassembly cover (41) for sealing the surface of the powder outlet (105) is arranged on the surface of the powder outlet (105), the external threads (44) are arranged on the surface of the powder outlet (105), and the inner wall of the disassembly cover (41) is in threaded fit with the surface of the external threads (44).
  8. 8. The selenium drum with the small magnetic roller according to claim 7, wherein a rubber sealing plug (43) is arranged on the inner wall of the detachable cover (41), one end of the rubber sealing plug (43) extends to the inside of the powder outlet (105), fixed clamping blocks (42) are arranged on the surface of the powder outlet (105), and the fixed clamping blocks (42) are mutually clamped and matched with the inner wall of the detachable cover (41).

Description

Selenium drum with small-size magnetic roller Technical Field The utility model relates to the technical field of selenium drums, in particular to a selenium drum with a small magnetic roller. Background The selenium drum comprises a toner cartridge and a photosensitive part, the selenium drum does not allow a user to add toner in principle on the design structure, when the toner is used up or the photosensitive drum is damaged, the whole selenium drum is scrapped, the unique design increases the printing cost of the user, and the harm to the environment is great, the existing selenium drum has some defects when in use, and in order to meet the market requirement, the selenium drum with a small magnetic roller is needed. In the using process of the existing selenium drum, a lot of carbon powder is cleaned to a waste powder bin and cannot be effectively and repeatedly used, and after the selenium drum is used once, a professional is required to clean and add powder again to continue to use, so that the whole cost of the existing selenium drum is high in use, and the use requirement of a user cannot be met when the selenium drum is used; besides, the existing selenium drum is not thorough in cleaning waste powder, and is inconvenient to operate, so that the waste powder in a waste powder bin is inconvenient to clean out by a user when the selenium drum is used, and the phenomenon of powder leakage in the use process of the selenium drum is easy to occur. Disclosure of utility model The utility model aims to provide a selenium drum with a small magnetic roller, which solves the problems that the whole cost is high when the selenium drum is put forward to be used in the background technology, the operation is inconvenient when a doctor blade is replaced, the operation is not thorough when waste powder is cleaned, and the operation is inconvenient. The selenium drum with the small magnetic roller comprises a selenium drum shell, wherein an assembling cover is arranged on the surface of the selenium drum shell, the assembling cover is fastened with the surface of the selenium drum shell through screws in a threaded mode, a side cover is arranged on the surface of the selenium drum shell, a gear set is arranged in the side cover, a powder outlet is arranged on the surface of one side of the assembling cover, the powder outlet is communicated with the inside of the assembling cover, a magnetic roller body is arranged in the selenium drum shell, a powder scraping knife used for scraping redundant carbon powder on the surface of the magnetic roller body is arranged in the selenium drum shell, the surface of the powder scraping knife is in contact with the surface of the magnetic roller body, a cost saving mechanism is arranged on the surface of the magnetic roller body and the inner wall of the gear set, a convenient replacing mechanism is arranged on the surface of the powder scraping knife and the inner wall of the selenium drum shell, and a powder leakage preventing mechanism is arranged on the surface of the powder outlet. Preferably, the gear set is in mutual running fit with the inner wall of the side cover, blocks are mounted on the inner wall of the selenium drum shell, the blocks are in mutual clamping fit with the inner wall of the assembly cover, the outer diameter of the magnetic roller body is fourteen millimeters, and the magnetic roller body is in mutual running fit with the inner wall of the selenium drum shell. Preferably, the cost-saving mechanism is composed of a mounting column, a groove body, a fastening stud and a mounting block, the groove body is arranged on the inner wall of the gear set, the mounting column is arranged on the surface of the magnetic roller body, and one end of the mounting column extends to the inside of the groove body. Preferably, the surface of the gear set is provided with a mounting block, the surface of the mounting block is in threaded connection with a fastening stud, and one end of the fastening stud penetrates through the mounting block and is in threaded fastening with the surface of the mounting column. Preferably, the convenient replacement mechanism comprises a mounting screw hole, a mounting stud, a positioning clamping piece and a positioning clamping groove, wherein the surface of the powder scraping cutter is provided with the mounting screw hole, the surface of the powder scraping cutter is in threaded connection with the mounting stud, and one end of the mounting stud sequentially penetrates through the mounting screw hole, the powder scraping cutter and the inner wall of the selenium drum shell in threaded fastening. Preferably, the inner wall of selenium drum casing all installs the location fastener that is used for scraping powder sword location installation, the location draw-in groove has all been seted up on the surface of scraping the powder sword, the one end of location fastener extends to the outside of location draw-in groove, the mutual joint