CN212873199U

CN212873199U - Split type selenium drum

Info

Publication number: CN212873199U
Application number: CN202021331138.7U
Authority: CN
Inventors: 陈丰登
Original assignee: Hunan Huiwei Electronic Technology Co ltd
Current assignee: Hunan Huiwei Electronic Technology Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-04-02
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a split type selenium drum, include: the two sides of the shell are provided with mounting holes; the developing assembly is arranged on the shell and comprises a drum core and a developing roller which are movably arranged on the shell, and a powder inlet is formed in one side of the developing roller; the carbon powder box is provided with a powder outlet hole on one side, the powder outlet hole is communicated with the powder inlet, positioning pins are arranged at two ends of the carbon powder box, and the carbon powder box is suitable for being fixed on the shell through the matching of the positioning pins and the mounting holes. The utility model discloses a split type selenium drum is through setting up developer roll and powder box components of a whole that can function independently, together sets up in the development subassembly with parts such as developer roll and drum core to utilize shell installation developer roll. When changing the powder box, only need can tear open and get the toner box through the cooperation of relieving locating pin and mounting hole, avoid changing parts such as developer roll, have easy dismounting, avoid advantages such as wasting of resources.

Description

Split type selenium drum

Technical Field

The utility model relates to a printer equipment field, in particular to split type selenium drum.

Background

The toner cartridge is also called a photosensitive drum, and is a consumable material commonly used in printers. The toner cartridge generally comprises a toner cartridge and an imaging component, wherein a developing roller is arranged in the toner cartridge, the imaging component comprises a charging roller, a drum core and the like, and the toner cartridge and the imaging component are matched to realize printing and imaging. In the prior art, the powder box needs to be replaced after the carbon powder in the toner cartridge is used up, and the developing parts such as the developing roller and the like in the powder box are still in the service life, so that the developing parts are replaced together with the powder box, and serious resource waste is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a split type selenium drum, reducible wasting of resources.

According to the utility model discloses a split type selenium drum of embodiment includes: the device comprises a shell, wherein mounting holes are formed in two sides of the shell; the developing assembly is arranged on the shell and comprises a drum core and a developing roller which are movably arranged on the shell, and a powder inlet is formed in one side of the developing roller; the powder outlet hole is formed in one side of the carbon powder box and communicated with the powder inlet, positioning pins are arranged at two ends of the carbon powder box, and the carbon powder box is suitable for being fixed on the shell through the matching of the positioning pins and the mounting holes.

According to the utility model discloses split type selenium drum has following beneficial effect at least: the developing roller and the powder box are separately arranged, the developing roller and the drum core and other components are arranged in the developing assembly, and the developing roller is installed by the shell. When changing the powder box, only need can tear open and get the toner box through the cooperation of relieving locating pin and mounting hole, avoid changing parts such as developer roll, have easy dismounting, avoid advantages such as wasting of resources.

According to some embodiments of the utility model, the casing bottom is equipped with the supporting seat, and the supporting seat is suitable for supporting the cartridge and makes cartridge butt development subassembly.

According to some embodiments of the utility model, still include the elastic component, the casing is connected with the supporting seat to the elastic component.

According to some embodiments of the utility model, the elastic component is a pressure spring.

According to some embodiments of the present invention, the toner cartridge is provided with a convex portion extending in the horizontal direction.

According to the utility model discloses a some embodiments still include useless powder box, and the opposite side of development subassembly is equipped with useless powder mouth, useless powder box and useless powder mouth intercommunication.

According to the utility model discloses a some embodiments, the casing is equipped with the mounting groove, mounting groove and useless powder box form phase-match, and useless powder box demountable installation is in the mounting groove.

According to the utility model discloses a some embodiments, the cartridge surface is equipped with unsmooth alternate horizontal stripe.

According to the utility model discloses a some embodiments, the development subassembly still includes the scraper blade, and the scraper blade is fixed in between developer roll and the cartridge, and the scraper blade is equipped with the scraper of inside buckling.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic overall structure diagram of the split type toner cartridge of the embodiment;

FIG. 2 is a sectional view of the split type toner cartridge of the present embodiment;

FIG. 3 is a schematic view of a connection structure between the toner cartridge and the casing according to the embodiment;

FIG. 4 is a schematic structural diagram of the housing of the present embodiment;

reference numerals: a housing 100; a mounting hole 101; a mounting groove 102; a support base 110; an elastic member 120; a developing assembly 200; a drum core 210; a developing roller 220; a squeegee 230; a scraper 231; a toner cartridge 300; a positioning pin 301; a convex portion 302; a waste powder box 400; .

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "lateral", "longitudinal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

According to the utility model discloses a split type selenium drum, refer to fig. 1, fig. 2, fig. 3, include: the device comprises a shell 100, wherein mounting holes 101 are formed in two sides of the shell 100; the developing assembly 200 is fixed on the casing 100 through a screw structure, the developing assembly 200 comprises a drum core 210, a developing roller 220 and a charging roller which are movably mounted on the casing 100, the drum core 210, the developing roller 220 and the charging roller are rotatably mounted on the casing 100 through a rotating shaft, and a powder inlet is formed in one side of the developing roller 220; the carbon powder box 300 is characterized in that a powder outlet hole is formed in one side of the carbon powder box 300 and communicated with the powder inlet, positioning pins 301 are arranged at two ends of the carbon powder box 300, the positioning pins 301 are matched with the mounting holes 101, and the carbon powder box 300 is suitable for being fixed on the shell 100 through the matching of the positioning pins 301 and the mounting holes 101.

The utility model discloses an in some embodiments, referring to fig. 2, fig. 4, casing 100 bottom is equipped with supporting seat 110, and supporting seat 110 is suitable for driving about toner cartridge 300 butt development subassembly 200, and in this embodiment, supporting seat 110 is the cuboid structure, is equipped with two sets ofly, and two sets of supporting seats 110 set up the both sides in casing 100 bottom respectively, and through setting up supporting seat 110, supporting seat 110 supports toner cartridge 300 bottom, can make toner cartridge 300 top butt development subassembly 200, guarantees toner cartridge 300's equipment precision.

In some embodiments of the present invention, referring to fig. 2, the present invention further includes an elastic member 120, and the elastic member 120 connects the lower surface of the casing 100 and the lower surface of the supporting seat 110. The elastic member 120 provides an elastic force to the supporting base 110 to increase the supporting force of the supporting base 110 to the toner cartridge 300, so as to drive the toner cartridge 300 to move upward to be attached to the developing assembly 200, thereby ensuring the structural stability.

In some embodiments of the present invention, the elastic member is a compression spring. The pressure spring can provide ascending elasticity for the supporting seat, and simultaneously when the cartridge was installed, accessible external force overcome the elasticity of pressure spring and press the supporting seat down in order to guarantee the sufficient installation space in casing 100.

In some embodiments of the present disclosure, referring to fig. 1, toner cartridge 300 is provided with a protrusion 302 extending in a horizontal direction. In this embodiment, the convex portion 302 is provided with two sets, and convex portion 302 integrated into one piece sets up the both sides in the cartridge 300 bottom, through setting up the convex portion 302 structure, when tearing open and get cartridge 300, only need pull convex portion 302 and can pull down cartridge 300, has the convenient effect of easy operation.

In some embodiments of the present invention, referring to fig. 1 and fig. 2, the developing device further includes a waste powder box 400, the other side of the developing assembly 200 is provided with a waste powder opening, and the waste powder box 400 is communicated with the waste powder opening. The waste powder box 400 is used for collecting waste powder in the selenium drum and preventing the accumulation of the waste powder from influencing the imaging effect of the selenium drum.

In some embodiments of the present invention, referring to fig. 1 and 2, the casing 100 is provided with a mounting groove 102, the mounting groove 102 matches with the box body shape of the waste powder box 400, and the waste powder box 400 is detachably mounted in the mounting groove 102. Through setting up detachable waste powder box 400 structure, utilize mounting groove 102 to clamp waste powder box 400, make things convenient for waste powder box 400's dismantlement to change.

In some embodiments of the present invention, referring to fig. 1, the surface of the toner cartridge 300 is provided with concave-convex alternate horizontal stripes. The horizontal stripe structure can increase the friction force on the surface of the toner cartridge 300 and prevent the toner cartridge 300 from falling off when being held.

In some embodiments of the present invention, referring to fig. 1 and fig. 2, the developing assembly 200 further includes a scraper 230, the scraper 230 is fixed between the developing roller 220 and the toner cartridge 300, and the scraper 230 is provided with an inward-bent scraper 231.

In the description herein, references to the description of "some embodiments" mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A split toner cartridge, comprising:

the device comprises a shell, wherein mounting holes are formed in two sides of the shell;

the developing assembly is arranged on the shell and comprises a drum core and a developing roller which are movably arranged on the shell, and a powder inlet is formed in one side of the developing roller;

the carbon powder box, one side of carbon powder box is equipped with out the powder hole, go out the powder hole with advance the powder mouth intercommunication, the carbon powder box both ends are equipped with the locating pin, the carbon powder box be suitable for pass through the locating pin with the cooperation of mounting hole is fixed in on the casing.

2. The split type toner cartridge as claimed in claim 1, wherein a support seat is provided at the bottom of the casing, the support seat being adapted to support the toner cartridge and to abut the toner cartridge against the developing assembly.

3. The split type toner cartridge as claimed in claim 2, further comprising an elastic member connecting the housing and the supporting base.

4. The split type toner cartridge as claimed in claim 3, wherein the elastic member is a compression spring.

5. The split type toner cartridge as claimed in claim 1, wherein the toner cartridge is provided with a protrusion extending in a horizontal direction.

6. The split type toner cartridge as claimed in claim 1, further comprising a waste toner cartridge, wherein the other side of the developing assembly is provided with a waste toner port, and the waste toner cartridge is communicated with the waste toner port.

7. The split type toner cartridge as claimed in claim 6, wherein the housing is provided with a mounting groove, the mounting groove is matched with the waste toner cartridge, and the waste toner cartridge is detachably mounted in the mounting groove.

8. The split type selenium drum as claimed in claim 1, wherein the toner cartridge surface is provided with transverse stripes with alternate concave and convex.

9. The split type toner cartridge according to claim 1, wherein the developing assembly further comprises a scraper fixed between the developing roller and the toner cartridge, the scraper being provided with an inwardly bent scraper.