CN220626861U

CN220626861U - Powder box structure of printer

Info

Publication number: CN220626861U
Application number: CN202321834233.2U
Authority: CN
Inventors: 彭雄富
Original assignee: Huizhou Tuofeng Electronic Technology Co ltd
Current assignee: Huizhou Tuofeng Electronic Technology Co ltd
Priority date: 2023-07-12
Filing date: 2023-07-12
Publication date: 2024-03-19
Anticipated expiration: 2033-07-12

Abstract

The utility model belongs to the technical field of printers, and provides a powder box structure of a printer, which comprises a main body and a conductive end cover arranged on one side of the main body, wherein a DR conductive part, a PCR conductive part and an SR conductive part are integrated on the conductive end cover; the DR conductive part, the PCR conductive part and the SR conductive part are integrally injection molded by conductive sizing materials and conductive end covers; the conductive end cover formed by integral injection molding is directly integrated with the DR conductive part, the PCR conductive part and the SR conductive part, the integral injection molding is accurately positioned, the conductive steel sheet or the conductive sleeve in the prior art is replaced, the installation operation is simple and quick, the time and the labor are saved, and the maintenance cost is reduced.

Description

Powder box structure of printer

Technical Field

The utility model belongs to the technical field of printers, and particularly relates to a powder box structure of a printer.

Background

In operation, the cartridge needs to receive electrical energy from the outside to form an electrostatic field between the developer member and the photosensitive member, and thus the cartridge has a conductive end for receiving electrical energy.

In the prior art as shown in fig. 1, the conductive end of the powder box comprises a plurality of conductive components for being combined with the conductive output part in the device, wherein the conductive components comprise PCR conductive steel sheets, DR conductive steel sheets and SR conductive copper sleeves, and all the conductive steel sheets are different. The conductive steel sheet and the conductive copper sleeve are required to be stably installed on the side end face of the powder box main body by matching with the end cover, in the installation process, the conductive steel sheet and the conductive copper sleeve are required to be independently installed, the requirement on positioning accuracy of the conductive steel sheet and the conductive copper sleeve on the end face is high, if the conductive steel sheet and the conductive copper sleeve are slightly deviated, electric connection cannot be realized, the powder box cannot normally work, the installation process is complex, the operation is difficult, time and labor are wasted, and the maintenance cost is high.

Accordingly, a powder cartridge structure of a printer is provided to solve one or more of the above problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a powder box structure of a printer, which comprises a main body and a conductive end cover arranged on one side of the main body, wherein a DR conductive part, a PCR conductive part and an SR conductive part are integrated on the conductive end cover;

the DR conductive part, the PCR conductive part and the SR conductive part are formed by integrally injection molding conductive rubber and the conductive end cover;

one end of the DR conductive part is electrically communicated with a developing roller arranged on the main body, and the other end is electrically connected with equipment;

one end of the PCR conductive part is electrically communicated with a charging roller arranged on the main body, and the other end of the PCR conductive part is electrically connected with the equipment;

one end of the SR conductive part is electrically communicated with a powder feeding roller arranged on the main body, and the other end of the SR conductive part is electrically connected with the equipment.

Optionally, the conductive paste is a POM conductive paste.

Optionally, the DR conductive portion, the PCR conductive portion, and the SR conductive portion are each different in color from the main body.

Optionally, two ends of the developing roller are respectively provided with one-stage bosses, and the left boss is provided with a limit notch.

Alternatively, the diameter of the developing roller is 12mm.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides a powder box structure of a printer, which comprises a main body and a conductive end cover arranged on one side of the main body, wherein a DR conductive part, a PCR conductive part and an SR conductive part are integrated on the conductive end cover; the DR conductive part, the PCR conductive part and the SR conductive part are integrally injection molded by conductive sizing materials and conductive end covers; the conductive end cover formed by integral injection molding is directly integrated with the DR conductive part, the PCR conductive part and the SR conductive part, the integral injection molding is accurately positioned, the conductive steel sheet or the conductive sleeve in the prior art is replaced, the installation operation is simple and quick, the time and the labor are saved, and the maintenance cost is reduced.

Drawings

FIG. 1 is a schematic perspective view of a powder cartridge structure of a prior art printer;

fig. 2 is a perspective view of a prior art developing roller;

FIG. 3 is a perspective view of the powder box structure of the present utility model;

fig. 4 is a perspective view of the developing roller of the present utility model.

Illustration of:

1. a main body; 2. PCR conductive steel sheet; 3. DR conductive steel sheet; 4. SR conductive copper bush; 5. an end cap;

6. a conductive end cap; 7. DR conductive part; 8. a PCR conductive part; 9. an SR conductive part; 10. a developing roller;

11. a left boss; 12. limiting is lacking.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, in the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, or can be communicated inside the two components, or can be connected wirelessly or in a wired way. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the utility model described later can be combined with each other as long as they do not collide with each other.

As shown in fig. 1, the powder box structure in the prior art comprises a main body 1, a PCR conductive steel sheet 2, a DR conductive steel sheet 3, an SR conductive copper sleeve 4 and an end cover 5, wherein the PCR conductive steel sheet 2, the DR conductive steel sheet 3 and the SR conductive copper sleeve 4 are stably installed on the side end surface of the main body 1 in cooperation with the end cover 5.

As shown in fig. 3, an embodiment of the present utility model provides a powder box structure of a printer, which includes a main body 1 and a conductive end cap 6 mounted on one side of the main body 1, wherein the other side of the main body 1 is a driving side. The conductive end cover 6 is integrated with a DR conductive part 7, a PCR conductive part 8 and an SR conductive part 9 through integral injection molding; the DR conductive part 7, the PCR conductive part 8 and the SR conductive part 9 are integrally injection-molded with the conductive end cover 6 by adopting conductive sizing materials; preferably, the conductive rubber is POM conductive rubber, and the colors of the DR conductive part 7, the PCR conductive part 8 and the SR conductive part 9 are different from those of the main body 1, so that the identification property is improved, and the powder box is convenient for users to intuitively use.

Further, one end of the DR conductive portion 7 is electrically connected to the developing roller 10 mounted on the main body 1, and the other end is electrically connected to the apparatus; one end of the PCR conductive part 8 is electrically communicated with a charging roller arranged on the main body 1, and the other end is electrically connected with equipment; one end of the SR conductive part 9 is electrically connected with a powder feeding roller arranged on the main body 1, and the other end is electrically connected with equipment.

In this embodiment, as shown in fig. 4, in order to reduce the processing technology of the developing roller 10 and reduce the production cost, two ends of the developing roller 10 are respectively formed with only one stage of boss, the left boss 11 is provided with a limiting notch 12, and the limiting notch 12 is mounted in cooperation with the DR conductive part 7. Compared to the prior art developing roller 10 (shown in fig. 2) designed as a multi-stage boss, the processing process is excessive, resulting in higher production costs. Preferably, in the present embodiment, in order to further reduce the production cost of the developing roller 10, the diameter of the developing roller 10 is 12mm.

According to the powder box structure, the DR conductive part 7, the PCR conductive part 8 and the SR conductive part 9 are directly integrated through the conductive end cover 6 formed by integral injection molding, the integral injection molding is accurately positioned, the conductive steel sheet or the conductive sleeve in the traditional technology is replaced, the installation operation is simple and quick, the time and the labor are saved, and the maintenance cost is reduced.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. The powder box structure of the printer is characterized by comprising a main body and a conductive end cover arranged on one side of the main body, wherein a DR conductive part, a PCR conductive part and an SR conductive part are integrated on the conductive end cover;

2. The printer cartridge structure of claim 1, said conductive paste being POM conductive paste.

3. The powder box structure of claim 2, wherein the DR conductive portion, the PCR conductive portion and the SR conductive portion are each different in color from the main body.

4. The powder box structure of the printer according to claim 1, wherein the two ends of the developing roller are respectively provided with only one stage of boss, and the left boss is provided with a limit notch.

5. The powder cartridge structure of the printer of claim 4, wherein the developing roller has a diameter of 12mm.