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WO2013044756A1 - Cartouche de toner - Google Patents

Cartouche de toner Download PDF

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Publication number
WO2013044756A1
WO2013044756A1 PCT/CN2012/081744 CN2012081744W WO2013044756A1 WO 2013044756 A1 WO2013044756 A1 WO 2013044756A1 CN 2012081744 W CN2012081744 W CN 2012081744W WO 2013044756 A1 WO2013044756 A1 WO 2013044756A1
Authority
WO
WIPO (PCT)
Prior art keywords
handle
toner
gear
casing
disposed
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.)
Ceased
Application number
PCT/CN2012/081744
Other languages
English (en)
Chinese (zh)
Inventor
梁忠平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Print Rite Unicorn Image Products Co Ltd
Original Assignee
Print Rite Unicorn Image Products Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Print Rite Unicorn Image Products Co Ltd filed Critical Print Rite Unicorn Image Products Co Ltd
Publication of WO2013044756A1 publication Critical patent/WO2013044756A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
    • G03G15/0881—Sealing of developer cartridges
    • G03G15/0886—Sealing of developer cartridges by mechanical means, e.g. shutter, plug

Definitions

  • the present invention relates to a toner cartridge used in an electrophotographic image forming apparatus.
  • the present invention is based on a Chinese utility model patent application filed on Sep. 30, 2011, and the application number is 201120379604.3, the content of which is hereby incorporated herein by reference.
  • An electrophotographic image forming apparatus generally has an image processing unit and a developing unit that develops an electrostatic latent image formed on an image processing unit by using a developer such as toner supplied from a developing unit to form a visible image on a medium such as paper.
  • a developer such as toner supplied from a developing unit to form a visible image on a medium such as paper.
  • toner as a consumable needs to be continuously replenished into an electrophotographic image forming apparatus.
  • the toner is supplied to the electrophotographic image forming apparatus by a toner cartridge detachably mounted in the developing unit and containing a certain amount of toner.
  • a conventional toner cartridge has a casing 10 having a toner accommodating portion for accommodating carbon powder, and a powder discharging port for discharging carbon powder in the toner accommodating portion at the bottom, the casing having The gate 101 for opening and closing the powder outlet and the handle 102 for opening and closing the powder outlet are opened and closed.
  • the handle 102 has teeth 103 for engagement with a gear set within the electrophotographic image forming apparatus and for transmission to the teeth 104 of the gate 101 via a gear set.
  • Such a toner cartridge can provide a driving force by rotating the handle 102, and the tooth portion 103 of the handle 102 engages with the gear set in the electrophotographic image forming apparatus and the gear set and the tooth portion 104 of the shutter 101 open and close the powder outlet, the gate
  • the driving structure is complicated, and the handle 102 has a large rotational resistance and is easily damaged. Both the shutter 101 and the tooth portion 103 of the handle 102 are disposed outside the casing 10, and are easily damaged by an external force.
  • the gear set needs to be installed in the electrophotographic image forming apparatus, which not only occupies its internal space but also increases its complexity, and requires a high fitting precision and an increase in cost. After the electrophotographic image forming apparatus is operated for a long time, the gear set may be changed in position, thereby making it difficult for the handle 102 to operate the shutter 101 to open and close the powder outlet, and even the toner cartridge may not work properly.
  • a toner cartridge provided by the present invention includes a casing having a toner accommodating portion; a powder discharging port disposed at a bottom of the casing for discharging the toner accommodated in the toner accommodating portion; and being disposed on the casing a shutter that can open or close the powder outlet; a handle rotatably disposed at one end of the casing, having a grip portion for rotating the handle; a handle portion provided with a gear portion, the gate being provided with a power for receiving the gear portion Tooth.
  • the handle has a plate member disposed between the grip portion and the gear portion, the outer diameter of the plate member is larger than the maximum outer diameter of the gear portion; the protrusion is disposed on the box body; and the plate member is provided with the receiving portion The recess of the protrusion; when the handle is rotated until the powder outlet opens or closes the two extreme positions, the two end faces of the recess in the circumferential direction are respectively restrained by the protrusion.
  • the plate member of the handle is disposed on the outer side of the gear portion to further protect the gear portion of the handle and the tooth portion of the gate, and the rotation angle of the handle is defined by the cooperation of the recess portion and the protrusion portion.
  • Another toner cartridge provided by the present invention comprises a casing having a toner accommodating portion; a powder outlet provided at a bottom of the casing for discharging the toner of the toner accommodating portion; and a gate provided on the casing to be opened Or closing the powder outlet; a handle rotatably disposed at one end of the box body, having a grip portion for rotating the handle; a handle portion is provided with a gear portion, the box body is provided with a transition gear and the gear portion of the handle is engaged, and the gate is arranged The toothed portion meshes with the transition gear.
  • the toner cartridge has a stirring frame for agitating the toner containing toner, and the handle is disposed coaxially with the mixing frame.
  • the handle is located at a substantially central position at the end of the casing, which makes the toner cartridge easier to balance.
  • the handle has a plate member disposed between the grip portion and the gear, the outer diameter of the plate member is larger than the maximum outer diameter of the gear; the box body is provided with a protrusion; the plate member is provided with a receiving portion The recess of the protrusion; when the handle is rotated until the powder outlet opens or closes the two extreme positions, the two end faces of the recess in the circumferential direction are respectively restrained by the protrusion.
  • the plate member of the handle is disposed on the outer side of the gear portion to further protect the gear portion of the handle and the transition gear, and the rotation angle of the handle is defined by the cooperation of the protrusion portion and the recess portion.
  • the toner cartridge provided by the invention has a simple structure and a small rotation resistance. There is also no need to provide a gear set in the electrophotographic image forming apparatus, thereby saving internal space.
  • Figure 1 is a structural view of a conventional toner cartridge
  • Figure 2 is a structural view of an embodiment of the present invention, wherein the gate is located at a position where the powder outlet is closed;
  • Figure 3 is a structural view of a handle, a transition gear and a gate of an embodiment of the present invention
  • Figure 4 is a structural view of an embodiment of the present invention in which the shutter is located at a position where the powder outlet is opened.
  • the toner cartridge includes a casing 1 having a toner accommodating portion.
  • the top of the casing 1 is provided with an arrow indicating the installation direction of the toner cartridge, and the bottom of the casing 1 is provided with a powder outlet, and the gate 2 can be opened and The powder outlet is closed, and the casing 1 is provided with a rail 11 for guiding the movement of the shutter 2.
  • the box body 1 is provided with a stirring frame for agitating the toner contained in the toner receiving portion, and the handle 3 disposed coaxially with the stirring frame is located at the end of the casing 1 and includes a gear portion, a grip portion 32 and a plate member 33.
  • the gear portion is meshed with the transition gear 5, and the transition gear 5 meshes with the tooth portion 21 on the gate 2 to drive the shutter 2 to move along the rail 11.
  • the casing 1 is provided with a projection 4 that cooperates with the plate member 33 of the handle 3 to limit the angle of rotation of the handle 3.
  • FIG. 3 is a diagram showing the force transmission relationship of the handle, the transition gear 5, and the shutter 2 in the embodiment of the present invention, in which case the gate 2 is in a position to close the powder outlet.
  • the gear portion 31 of the handle meshes with the transition gear 5 rotatably fixed to the casing, and the transition gear 5 meshes with the tooth portion 21 of the shutter 2, so that when the handle is rotated in the direction indicated by the arrow A, The transition gear 5 rotates in the direction indicated by the arrow B, and the shutter 2 is driven to move in the direction of the arrow C.
  • the plate member 33 of the handle is disposed outside the gear portion 31. The diameter of the plate member 33 is larger than the maximum diameter of the gear portion 31.
  • the inner side of the plate member 33 is provided with a concave portion 331 protruding toward the outer side of the casing, and the two end faces 332, 333 can be They are respectively in contact with the protrusions provided on the casing, and the protrusions are housed in the recesses 331 to define the rotation angle of the handle 3.
  • Fig. 4 shows a state in which the shutter 2 is completely opened to the powder outlet 6.
  • the handle 3 When the toner cartridge of the embodiment of the present invention is mounted to the electrophotographic image forming apparatus, the handle 3 is located at an initial position at which the shutter 2 closes the powder discharge port 6, and the projection 4 provided on the casing 1 is in contact with the end surface 332 of the concave portion 331, the handle 3 can only be rotated in the direction in which the shutter 2 opens the powder outlet 6, the handle portion 32 is operated to rotate the handle 3 in the direction of the arrow A shown in FIG. 3, the transition gear 5 is rotated, and the shutter 2 is driven by the transition gear 5. Move to the position where the powder outlet 6 is opened. When the handle 3 is rotated to the position shown in FIG.
  • the protrusion 4 is in contact with the end surface 333 of the recess 331, the handle 3 cannot be further rotated, the shutter 2 is completely opened to the powder outlet 6, and the toner contained in the toner accommodating portion passes through the powder outlet. 6 is supplied to a developing unit in the electrophotographic image forming apparatus.
  • the grip portion 32 is operated to rotate the handle 3 in a direction opposite to the direction of the arrow A shown in Fig. 3, the transition gear 5 is rotated, and the shutter 2 is driven by the transition gear 5. Move to the position where the powder outlet 6 is closed.
  • the handle 3 is rotated to the position shown in FIG. 1, the protrusion 4 is in contact with the end surface 332 of the recess 331, the handle 3 cannot be further rotated, and the shutter 2 completely closes the powder outlet 6, and the toner cartridge can be obtained from the electrophotographic image forming apparatus. Take out inside.
  • the first type of toner cartridge provided by the present invention is engaged with the tooth portion of the gate through the gear portion provided on the handle, and the driving force is directly transmitted from the gear portion of the handle to the tooth portion of the gate to open and close the powder outlet.
  • the tooth portion of the gate is an internal tooth to mesh with the handle gear, so that the gate tooth portion and the handle gear are not easily impacted by an external force, and thus are not easily damaged.
  • the second toner cartridge provided by the invention is engaged with the transition gear provided on the casing through the gear portion provided on the handle, the transition gear meshes with the tooth portion of the gate, and the rotational driving force is transmitted from the gear portion of the handle to the tooth portion of the gate To open and close the powder outlet.
  • the tooth portion of the gate is an internal tooth to mesh with the transition gear, so that the gate tooth portion and the handle gear are less susceptible to external force impact, and thus are not easily damaged.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Electrophotography Configuration And Component (AREA)

Abstract

La présente invention concerne une cartouche de toner comprenant : un corps de cartouche (1) pourvu d'une unité de stockage de toner ; une sortie de toner (6) située au fond du corps de cartouche et servant à décharger le toner se trouvant dans l'unité de stockage de toner ; un organe de fermeture (2) situé sur le corps de cartouche et pouvant ouvrir ou fermer la sortie de toner ; et une poignée (3) disposée de manière rotative à une extrémité du corps de cartouche et pourvue d'une surface de prise (32) permettant de tourner la poignée. La poignée est pourvue d'un mécanisme à engrenages (31) situé sur celle-ci. L'organe de fermeture est pourvu de dents (21) situées sur celui-ci et aptes à recevoir la force d'entraînement du mécanisme à engrenages.
PCT/CN2012/081744 2011-09-30 2012-09-21 Cartouche de toner Ceased WO2013044756A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 201120379604 CN202267824U (zh) 2011-09-30 2011-09-30 碳粉盒
CN201120379604.3 2011-09-30

Publications (1)

Publication Number Publication Date
WO2013044756A1 true WO2013044756A1 (fr) 2013-04-04

Family

ID=46158610

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/081744 Ceased WO2013044756A1 (fr) 2011-09-30 2012-09-21 Cartouche de toner

Country Status (2)

Country Link
CN (1) CN202267824U (fr)
WO (1) WO2013044756A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202267824U (zh) * 2011-09-30 2012-06-06 珠海天威飞马打印耗材有限公司 碳粉盒
CN205485284U (zh) * 2015-06-01 2016-08-17 珠海艾派克科技股份有限公司 碳粉盒
CN108519727B (zh) * 2018-06-04 2023-10-27 珠海天威飞马打印耗材有限公司 粉盒以及打开和关闭粉盒上出粉口的方法
CN109856937A (zh) * 2019-04-10 2019-06-07 广州奥盛电子科技有限公司 一种新型密封结构粉仓的碳粉盒

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1773388A (zh) * 2004-11-12 2006-05-17 佳能株式会社 显影剂供应容器和成像设备
JP2007033783A (ja) * 2005-07-26 2007-02-08 Canon Inc 現像剤補給容器
CN2906695Y (zh) * 2006-04-17 2007-05-30 珠海天威技术开发有限公司 显影剂盒
CN201368965Y (zh) * 2009-01-19 2009-12-23 上福全球科技股份有限公司 墨粉盒的开闭装置
CN101794099A (zh) * 2005-03-04 2010-08-04 佳能株式会社 显影剂供给容器和显影剂供给系统
CN202267824U (zh) * 2011-09-30 2012-06-06 珠海天威飞马打印耗材有限公司 碳粉盒

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1773388A (zh) * 2004-11-12 2006-05-17 佳能株式会社 显影剂供应容器和成像设备
CN101794099A (zh) * 2005-03-04 2010-08-04 佳能株式会社 显影剂供给容器和显影剂供给系统
JP2007033783A (ja) * 2005-07-26 2007-02-08 Canon Inc 現像剤補給容器
CN2906695Y (zh) * 2006-04-17 2007-05-30 珠海天威技术开发有限公司 显影剂盒
CN201368965Y (zh) * 2009-01-19 2009-12-23 上福全球科技股份有限公司 墨粉盒的开闭装置
CN202267824U (zh) * 2011-09-30 2012-06-06 珠海天威飞马打印耗材有限公司 碳粉盒

Also Published As

Publication number Publication date
CN202267824U (zh) 2012-06-06

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