CN212933245U - Powder box - Google Patents
Powder box Download PDFInfo
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- CN212933245U CN212933245U CN202022222540.8U CN202022222540U CN212933245U CN 212933245 U CN212933245 U CN 212933245U CN 202022222540 U CN202022222540 U CN 202022222540U CN 212933245 U CN212933245 U CN 212933245U
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- support
- feeding roller
- powder feeding
- powder
- developing roller
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Abstract
The powder box comprises a shell, a powder feeding roller conductive support, a developing roller conductive end support and a fixed support, wherein the powder feeding roller conductive support, the developing roller conductive end support and the fixed support are arranged at one end of the shell, one side surface of the fixed support is provided with a developing roller conductive end support buckling part protruding out of the surface, the other side surface of the fixed support is provided with a powder feeding roller conductive support buckling part protruding out of the surface, the developing roller conductive end support is provided with a buckle matching part corresponding to the developing roller conductive support, the buckle matching part can be in buckle matching with the developing roller conductive end support buckling part, and the powder feeding roller conductive support can be in buckle matching with the powder feeding roller conductive support buckling part. The utility model discloses set up the buckle structure of mutually supporting on the electrically conductive support of powder feeding roller, the electrically conductive end support of developer roll and fixed bolster, can assemble the powder box shell with the electrically conductive end support of powder feeding roller, the electrically conductive end support of developer roll and the first back repacking of fixed bolster on, simplified the assembly step on the powder box, be favorable to raising the efficiency.
Description
Technical Field
The utility model relates to a powder box that uses among the image forming device.
Background
An image forming apparatus such as a printer or a copier generally has an image processing unit and a developing unit, and develops an electrostatic latent image formed on the image processing unit with a developer such as toner supplied from the developing unit to form a visible image on a medium such as paper. The developing unit includes a toner cartridge detachably loaded into the image forming apparatus main body. The powder box generally comprises a shell, a photosensitive drum, a Developing Roller (DR), a powder feeding roller (SR), a cavity for accommodating a developer, and the like, wherein the photosensitive drum, the developing roller, the powder feeding roller, and the like are rotatably arranged in the shell, and two ends of the photosensitive drum, the developing roller, the powder feeding roller, and the like penetrate out of the shell. As shown in fig. 1, a powder feeding roller conductive bracket 101 and a developing roller conductive end bracket 102 are arranged at one end of a housing 100, the powder feeding roller conductive bracket 101 and the developing roller conductive end bracket 102 are both made of conductive materials, the powder feeding roller conductive bracket 101 is in contact with the end of a powder feeding roller, the developing roller conductive end bracket 102 is in contact with the end of a developing roller, and the powder feeding roller conductive bracket 101 and the developing roller conductive end bracket 102 are respectively in contact with voltage sources with different voltages on a printing device, so as to supply power to the powder feeding roller and the developing roller. A fixing support 103 is arranged between the powder feeding roller conductive support 101 and the developing roller conductive end support 102, the fixing support 103 is made of insulating materials and used for realizing insulating isolation between the powder feeding roller conductive support 101 and the developing roller conductive end support 102, and meanwhile, the fixing support is matched with a fixing screw 4 to play a role in fixing and mounting. When the powder box is assembled, the powder feeding roller conductive bracket 101, the fixing bracket 103 and the developing roller conductive end bracket 102 are sequentially assembled on the casing 100 and fixed by the fixing screw 104. The existing powder box assembly mode is that a powder feeding roller conductive support 101, a developing roller conductive end support 102 and a fixed support 103 are sequentially arranged on a shell 100, so that the problems of more processes, scattered parts, inconvenience in installation and low efficiency exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a powder box of convenient equipment.
In order to achieve the above object, the present invention adopts the following technical solutions:
the utility model provides a powder box, include the shell with set up in the electrically conductive support of powder feeding roller, the electrically conductive end support of developer roll and the fixed bolster of shell one end, one side of fixed bolster is provided with on the surface and protrudes in the electrically conductive end support buckle part of developer roll on this surface, opposite side surface is provided with and protrudes in the electrically conductive support buckle part of powder feeding roller on this surface, be provided with on the electrically conductive end support of developer roll with the buckle cooperation that the electrically conductive support of developer roll corresponds, buckle cooperation part can with the electrically conductive end support buckle part buckle cooperation of developer roll, the electrically conductive support of powder feeding roller can with the electrically conductive support buckle part buckle cooperation of powder feeding roller.
More specifically, the conductive support buckling part of the developing roller comprises a first buckling part and a second buckling part which are arranged at intervals, and the first buckling part and the second buckling part are arranged oppositely.
More specifically, the first buckling part is a hook-shaped structure protruding out of the surface of the fixed support, the second buckling part is a column protruding out of the surface of the fixed support, and the column is provided with a convex rib.
More specifically, the snap-fit portions are outwardly projecting ribs.
More specifically, the powder feeding roller conductive support buckling part is of a hook-shaped structure protruding out of the surface of the fixed support.
More specifically, the fixing support is provided with a guide convex part, the guide convex part and the powder feeding roller conductive support buckling part are positioned on the same side surface, and the guide convex part protrudes out of the surface of the fixing support and corresponds to the through hole in the powder feeding roller conductive support.
More specifically, the guide projection is a cylinder.
According to the above technical scheme, the utility model discloses send the electrically conductive support of powder roller, set up the buckle structure of mutually supporting on electrically conductive end support of developer roll and the fixed bolster, buckle structure can be fixed the electrically conductive end support of powder roller and lower barrette respectively on the fixed bolster, thereby can be earlier with sending the electrically conductive support of powder roller, the electrically conductive end support of developer roll and the earlier back of assembling together of fixed bolster, reuse set screw is with their whole assembly to the powder box shell, it becomes an subassembly one-time installation on the powder box shell with a plurality of parts installation in proper order, the electrically conductive support of powder roller has been simplified, the electrically conductive assembly step on the powder box of end support of developer roll and fixed bolster, more convenient operation, be favorable to improving production efficiency.
Drawings
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive effort.
FIG. 1 is a schematic view of a compact;
fig. 2 is a schematic structural view of a powder box according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a fixing bracket according to an embodiment of the present invention;
fig. 4 is a schematic structural view of the fixing bracket according to another angle in the embodiment of the present invention;
FIG. 5 is a schematic structural view of a developing roller conductive end bracket according to an embodiment of the present invention;
FIG. 6 is a schematic view of a developer roller conductive end bracket and a fixing bracket assembled together according to an embodiment of the present invention;
fig. 7 is a schematic view of the powder feeding roller according to the embodiment of the present invention when the conductive bracket and the fixing bracket are assembled together.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings, wherein for convenience of illustration, the drawings showing the structure of the device are not to scale and are partially enlarged, and the drawings are only examples, which should not limit the scope of the invention. It should be noted that the drawings are in simplified form and are not to precise scale, which is only used for the purpose of facilitating and clearly assisting in the description of the embodiments of the present invention.
As shown in fig. 2, the utility model discloses a powder box structure is basically the same with current powder box structure, equally includes shell 10, is provided with rotating assembly such as sensitization drum, developer roll, powder feeding roller, stirring frame and holds the powder storehouse (not shown) of developer in shell 10, is provided with the electrically conductive support of powder feeding roller 3, the electrically conductive end support of developer roll 2 and is used for keeping apart and fixed electrically conductive support of powder feeding roller and the fixed bolster 1 of the electrically conductive end support of developer roll in the one end of shell 100. As shown in fig. 3 and 4, the difference from the conventional fixing bracket 1 is that the fixing bracket 1 of the present embodiment is provided with a first latching portion 1-1, a second latching portion 1-2, and a third latching portion 1-3. The first buckling part 1-1 and the second buckling part 1-2 are arranged on the surface of the same side of the fixed support 1 (the surface opposite to the conductive end support of the developing roller), and the third buckling part 1-3 is arranged on the surface of the other side of the fixed support 1 (the surface opposite to the conductive end support of the powder feeding roller). The first buckling part 1-1 and the second buckling part 1-2 form a developing roller conductive end support buckling part used for buckling and fixing the developing roller conductive end support 2. In this embodiment, the first fastening portion 1-1 is a hook structure protruding from the surface of the fixed bracket 1, and the second fastening portion 1-2 is a cylinder protruding from the surface of the fixed bracket 1, and the cylinder is provided with a protruding rib to form a fastening structure. The first buckling part 1-1 and the second buckling part 1-2 are oppositely arranged at intervals.
As shown in fig. 5, the conductive end bracket 2 of the developing roller is provided with a snap-fit portion 2-1 corresponding to the snap-fit portion of the conductive end bracket of the developing roller, the snap-fit portion 2-1 is fitted with the snap-fit portion of the conductive end bracket of the developing roller on the fixing bracket 1, and the conductive end bracket 2 of the developing roller is mounted on the fixing bracket 1. In the embodiment, the developing roller conductive end bracket is fixed on the fixed bracket 1 through the first buckling part 1-1 and the second buckling part 1-2, and correspondingly, a pair of buckling matching parts 2-1 is arranged on the developing roller conductive end bracket 2, and the buckling matching parts 2-1 are a pair of ribs protruding outwards. As shown in fig. 6, when the conductive end bracket 2 of the developing roller is fixed to the fixing bracket 1, the snap-fit portion 2-1 of the conductive end bracket 2 of the developing roller is snapped into the first snap-fit portion 1-1 and the second snap-fit portion 1-2 of the fixing bracket 1, and forms a snap-fit relationship with the first snap-fit portion 1-1 and the second snap-fit portion 1-2, so that the conductive end bracket 2 of the developing roller is mounted on the fixing bracket 1. In other embodiments, only 1 developing roller conductive end bracket fastening part may be provided, for example, only the first fastening part or the second fastening part is provided, but a pair of developing roller conductive end bracket fastening parts which are oppositely provided may be provided, so that the mounting of the developing roller conductive end bracket 2 on the fixing bracket 1 may be more stable. The number of the developing roller conductive end bracket buckling parts can be more than 2.
The structure of the third buckling part 1-3 on the fixed support 1 is similar to that of the first buckling part 1-1, and the third buckling part 1-3 and the first buckling part 1-1 are both hook-shaped structures protruding out of the surface of the fixed support 1, the powder feeding roller conductive support 3 is of a sheet structure, the height of the bent hook part of the third buckling part 1-3 corresponds to the thickness of the powder feeding roller conductive support 3, as shown in fig. 7, the third buckling part 1-3 can be directly buckled on one side edge of the powder feeding roller conductive support 3 during installation, and therefore the powder feeding roller conductive support 3 is fixed on the fixed support 1. The third buckling part is used as the buckling part of the conductive bracket of the powder feeding roller, and more than one third buckling part can be arranged. For convenience of installation, the fixed support 1 is further provided with guide convex parts 1-4, the positions of the guide convex parts 1-4 correspond to the through holes in the powder feeding roller conductive support 3, and when the powder feeding roller conductive support 3 is installed on the fixed support 1, the guide convex parts 1-4 extend into the through holes in the powder feeding roller conductive support 3 to assist in positioning and facilitate the third buckling parts 1-3 and the powder feeding roller conductive support 3 to form a buckling fit relation. The conductive protrusions 1-4 of this embodiment are cylinders protruding from the surface of the fixed support.
After fixing the electrically conductive end support of developer roll 2 and the electrically conductive support of powder feed roller 3 on fixed bolster 1, the electrically conductive end support of developer roll 2, the electrically conductive support of powder feed roller 3 and fixed bolster 1 of powder feed roller form a holistic subassembly, rethread fixed screw assemble in unison to the shell of powder box on can, compare in electrically conductive end support of developer roll, fixed bolster and powder feed roller electrically conductive support install the shell of powder box in proper order on, it is more convenient to operate, efficiency is higher.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention, but all the modifications, changes and modifications of the above embodiments by the technical spirit of the present invention are within the scope of the present invention.
Claims (7)
1. Powder box, including the shell with set up in the electrically conductive end support of powder feeding roller, the electrically conductive end support of developer roll and the fixed bolster of shell one end, its characterized in that:
the powder feeding roller is characterized in that a fastening part protruding out of the developing roller conductive end support on the surface is arranged on one side surface of the fixed support, a fastening part protruding out of the powder feeding roller conductive support on the surface is arranged on the other side surface of the fixed support, a fastening matching part corresponding to the developing roller conductive end support is arranged on the developing roller conductive end support, the fastening matching part can be in fastening matching with the fastening part of the developing roller conductive end support, and the powder feeding roller conductive support can be in fastening matching with the fastening part of the powder feeding roller conductive support.
2. The powder container according to claim 1, characterized in that: the developing roller conductive support buckling part comprises a first buckling part and a second buckling part which are arranged at intervals, and the first buckling part and the second buckling part are arranged oppositely.
3. The powder container according to claim 2, characterized in that: the first buckling part is a hook-shaped structure protruding out of the surface of the fixed support, the second buckling part is a column protruding out of the surface of the fixed support, and the column is provided with a convex rib.
4. The powder container according to claim 1, characterized in that: the snap-fit portions are ribs protruding outwards.
5. The powder container according to claim 1, characterized in that: the powder feeding roller conductive support buckling part is of a hook-shaped structure protruding out of the surface of the fixed support.
6. The powder container according to claim 1, characterized in that: the powder feeding roller is characterized in that a guide convex part is arranged on the fixed support, the guide convex part and the powder feeding roller conductive support buckling part are positioned on the same side surface, and the guide convex part protrudes out of the surface of the fixed support and corresponds to a through hole in the powder feeding roller conductive support.
7. The powder container according to claim 6, characterized in that: the guide convex part is a cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022222540.8U CN212933245U (en) | 2020-09-30 | 2020-09-30 | Powder box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022222540.8U CN212933245U (en) | 2020-09-30 | 2020-09-30 | Powder box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212933245U true CN212933245U (en) | 2021-04-09 |
Family
ID=75312060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022222540.8U Active CN212933245U (en) | 2020-09-30 | 2020-09-30 | Powder box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212933245U (en) |
-
2020
- 2020-09-30 CN CN202022222540.8U patent/CN212933245U/en active Active
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