Processing box

Abstract

The utility model provides a processing box detachably mounted in imaging equipment, which comprises a developing unit, a processing unit and a processing unit, the developing unit comprises a developing shell and a developing roller rotatably arranged in the developing shell; the photosensitive unit comprises a photosensitive shell and a photosensitive drum rotatably arranged in the photosensitive shell; the developing shell is provided with a developing cavity and a carbon powder containing cavity which are communicated with each other, the developing cavity is used for installing the developing roller, the carbon powder containing cavity is used for containing carbon powder, the developing shell comprises a first shell and a second shell which are combined with each other, and the developing cavity and the carbon powder containing cavity are both located between the first shell and the second shell; the handle part comprises a first part and a second part which are distributed at an interval in the front-back direction, and the hand of a user interacts with the first part and the second part, so that the processing box is taken; by means of the design, the processing box is more convenient to use, carbon powder in the processing box is not prone to leakage, meanwhile, a user can operate the processing box with one hand, and the operation difficulty of the user is lowered.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic photographic imaging, in particular to a processing box suitable for electronic photographic imaging equipment. Background Art

[0002] The processing box is an essential component of an electronic photographic imaging device (hereinafter referred to as the "imaging device"). In the prior art, a toner cartridge is usually provided which is separate from the processing box, and the toner cartridge is used to supply toner to the processing box. When the toner in the toner cartridge is used up, the user needs to first take out the toner cartridge and then replace it with a new toner cartridge. For users who do not know how to use it, the replacement is difficult. On the one hand, they do not know how to take out the toner cartridge, and on the other hand, they do not know how to install the new toner cartridge in place. Moreover, in the process of the toner cartridge supplying toner to the processing box, a toner outlet and a toner inlet must be provided between the two. Once one of the toner outlet and the toner inlet is not sealed well, the toner will leak. In addition, when the user takes out the toner cartridge that has used up the toner, the toner leaked in the processing box may also be brought out. As mentioned above, the processing box of this structure is not only inconvenient to use, but also the toner is prone to leakage. Utility Model Content

[0003] The utility model provides a processing box adopting the following technical solution to solve at least one of the above problems.

[0004] In order to achieve the above purpose, the present invention specifically adopts the following technical solutions:

[0005] The processing box is detachably installed in the imaging device; the processing box includes: a developing unit, including a developing shell and a developing roller rotatably arranged in the developing shell, and the developing roller is used to carry carbon powder; a photosensitive unit, including a photosensitive shell and a photosensitive drum rotatably arranged in the photosensitive shell, and the arrangement direction of the developing unit and the photosensitive unit is a front-to-back direction; the developing shell is formed with a developing chamber and a carbon powder accommodating chamber that are interconnected, the developing chamber is used to install the developing roller, and the carbon powder accommodating chamber is used to accommodate carbon powder, the developing shell includes a first shell and a second shell that are combined with each other, and the developing chamber and the carbon powder accommodating chamber are both located between the first shell and the second shell; a handle is provided on the developing shell, including a first part and a second part spaced apart along the front-to-back direction, and the user's hand interacts with the first part and the second part to enable the processing box to be picked up.

[0006] Furthermore, the processing box is installed and removed in a direction parallel to the up-down direction, and the processing box also has an action mechanism for receiving the pressure force output from the imaging device from top to bottom to prevent the processing box from shaking in the imaging device.

[0007] Furthermore, the rotation axis of the photosensitive drum extends in the left-right direction; along the left-right direction, the action mechanism includes a first action member and a second action member relatively arranged at both ends of the processing box; when observing the processing box from top to bottom along the up-down direction, the handle portion is located between the first action member and the second action member.

[0008] Furthermore, the developing unit has an upper surface facing upward and a sub-upper surface. Along the installation direction, the developing unit also has a side wall located upstream of the sub-upper surface. Along the up-down direction, the side wall is located between the upper surface and the sub-upper surface.

[0009] Furthermore, the first portion is formed by protruding from the side wall or the sub-upper surface, or the first portion is a rough surface or a groove provided on the side wall / upper surface / sub-upper surface.

[0010] Further, the second portion is configured to protrude forward from the developer housing, or the second portion is a rough surface / groove provided on the developer housing.

[0011] Furthermore, the handle portion is formed integrally with the developing housing.

[0012] Further, when the first portion is formed to protrude from the side wall or the sub-upper surface, the first portion is inclined relative to the front-rear direction.

[0013] Furthermore, the handle portion is provided with an elastic member, or at least a portion of the handle portion is retractable.

[0014] Furthermore, the straight line S connecting the highest point of the first part and the highest point of the upper surface is perpendicular to the up-down direction; along the up-down direction, the first part is located between the upper surface and the sub-upper surface, and the highest point of the first part does not exceed the highest point of the upper surface. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 and Figure 2 It is a three-dimensional diagram of the processing box involved in the utility model.

[0016] Figure 3 The utility model relates to a processing box edge Figure 1 Sectional view after cutting along the AA direction. DETAILED DESCRIPTION

[0017] The structure and other aspects of the processing box involved in the present invention are further described in detail below through specific implementations and with reference to the accompanying drawings.

[0018] like Figure 1 、 Figure 2 and Figure 3As shown, the processing box 1 includes a developing unit 2 and a photosensitive unit 3 combined with each other, the photosensitive unit 3 includes a photosensitive housing 30 for accommodating waste toner and a photosensitive drum 31 rotatably arranged in the photosensitive housing 30, the developing unit 2 includes a developing housing 20 and a developing roller 21 rotatably arranged in the developing housing 20, the developing roller 21 is used to carry toner and supply toner to the photosensitive drum 31, so as to develop the electrostatic latent image on the photosensitive drum 31.

[0019] like Figure 3 As shown, in the present invention, a developing chamber 211 and a toner accommodating chamber 212 that are interconnected are formed in the developing housing 20, the developing chamber 211 is used to install the developing roller 21, and the toner accommodating chamber 212 is used to accommodate toner. Specifically, the developing housing 20 also includes a first housing 20a and a second housing 20b that are combined with each other, and the developing chamber 211 and the toner accommodating chamber 212 are both located between the first housing 20a and the second housing 20b. This design makes the processing box 1 more convenient to use, and the toner in the processing box 1 is not easy to leak.

[0020] like Figure 1 and Figure 2 As shown, the processing box 1 has a powder adding port arranged on the developing shell 20 and a sealing cover 23 for sealing the powder adding port. The powder adding port is connected to the toner containing chamber 212. When the toner in the toner containing chamber 212 is used up, the user opens the sealing cover 23 and replenishes the toner into the toner containing chamber 212 through the powder adding port.

[0021] To make the following description clearer, the extension direction of the rotation axis L of the photosensitive drum 31 is defined as the left-right direction, and the direction intersecting the left-right direction is defined as the up-down direction. The processing box 1 is installed and removed along a direction parallel to the up-down direction. The processing box 1 is installed downward and removed upward. When the processing box 1 is observed from top to bottom along the installation direction, the left side of the processing box 1 is the left and the right side is the right; the arrangement direction of the developing unit 2 and the photosensitive unit 3 is the front-to-back direction. Along the front-to-back direction, the developing unit 2 is located in front of the photosensitive unit 3.

[0022] like Figure 1 and Figure 2 As shown, the processing box 1 also includes an action mechanism 4 for receiving the pressure force applied from top to bottom by the imaging device to prevent the processing box 1 from shaking in the imaging device. In the utility model, along the left and right directions, the action mechanism 4 includes a first action member 41 and a second action member 42 relatively arranged at both ends of the processing box 1. When the processing box 1 is observed from top to bottom along the up and down directions, the following handle part 22 is located between the first action member 41 and the second action member 42.

[0023] like Figure 1 、 Figure 2 and Figure 3 As shown, the processing box 1 also has a handle portion 22 arranged in the developing unit 2. The handle portion 22 is convenient for the user to pick up the processing box 1. When the processing box 1 is used for the first time, since the developing unit 2 contains more toner, the handle portion 22 is arranged in the developing unit 2 to facilitate the user to pick up the processing box 1. On the contrary, if the handle portion 22 is arranged in the photosensitive unit 3, it will be obvious that it will be more difficult to pick up the processing box 1.

[0024] Furthermore, the handle portion 22 is provided on the developing housing 20, and includes a first portion 221 and a second portion 222 spaced apart along the front-to-back direction. The user's hand interacts with the first portion 221 and the second portion 222 to allow the process cartridge 1 to be taken out. Specifically, when the toner in the process cartridge 1 is used up, the user's thumb can press the second portion 222 at the front and the other fingers can hook the first portion 221 at the rear, so that the process cartridge 1 can be taken out smoothly. This design allows the user to operate the process cartridge 1 with only one hand, which can reduce the difficulty of the user's operation. The developing unit 2 has a handle facing upward. The upper surface 201 and the sub-upper surface 201a of the developing unit 2 are provided. Along the installation direction, the developing unit 2 has a side wall 202 located upstream of the sub-upper surface 201a. Along the up and down directions, the side wall 202 is located between the upper surface 201 and the sub-upper surface 201a. The first part 221 is arranged on the side wall 202, and the second part 222 is arranged to protrude forward from the developing housing 20 or be arranged on the developing housing 20. Specifically, the first part 221 is formed to protrude from the side wall 202, and the second part 222 is arranged to have a wavy structure. In the utility model, the handle portion 22 is formed integrally with the developing housing 20.

[0025] like Figure 3 As shown, in the present invention, the first part 221 is configured as a protrusion extending from the side wall 202, the first part 221 is inclined relative to the front-to-back direction, the rear end of the first part 221 is farther away from the sub-upper surface 201a than the front end, and the straight line S between the highest point P of the first part 221 and the highest point Q of the upper surface 201 is perpendicular to the up-down direction; along the up-down direction, the first part 221 is located between the upper surface 201 and the sub-upper surface 201a, and the highest point P of the first part 221 does not exceed the highest point Q of the upper surface 201. With this design, the handle portion 22 can be prevented from interfering with the imaging device, and the handle portion 22 can be protected to prevent the handle portion 22 from being worn or broken.

[0026] In some embodiments, the first portion 221 may be a rough surface or a groove disposed on the sidewall 202 / the upper surface 201 / the sub-upper surface 201 a .

[0027] In some embodiments, the second portion 222 may be a rough surface or a groove disposed on the developing housing 20 .

[0028] In some embodiments, the first portion 221 may also be provided on the sub-upper surface 201 a . Specifically, the first portion 221 may be formed by directly protruding upward from the sub-upper surface 201 a , or may be formed by being recessed downward from the sub-upper surface 201 a .

[0029] In some embodiments, the handle portion 22 is provided with an elastic member, or at least a portion of the handle portion 22 is retractable.

[0030] In some embodiments, the first portion 221 can also be formed separately from the developing housing 20 and installed on the upper surface 201 / sub-upper surface 201a. In this case, the first portion 221 is configured as an elastic member, such as an elastic band, to prevent the handle portion 22 from interfering with components in the imaging device.

[0031] In some embodiments, the upper surface 201 and the sub-upper surface 201 a may be flush with the sub-upper surface 201 a , and the first portion 221 may be formed by protruding from the upper surface 201 / the sub-upper surface 201 a .

[0032] In some embodiments, a plurality of side walls 202 are formed between the upper surface 201 and the sub-upper surface 201 a along the up-down direction, and the first portion 221 is formed on any one of the side walls 202 .

[0033] As described above, the present invention can achieve the following beneficial effects:

[0034] 1. A toner accommodating chamber 212 for accommodating toner and a developing chamber 211 for mounting the developing roller 21 are formed in the developing housing 20. The developing chamber 211 and the toner accommodating chamber 212 are communicated with each other, making the process cartridge 1 more convenient to use and preventing the toner in the process cartridge 1 from leaking.

[0035] 2. The handle portion 22 includes a first portion 221 and a second portion 222 spaced apart along the front-to-back direction, so that the user can operate the process cartridge 1 with only one hand, thereby reducing the difficulty of operation for the user.

[0036] 3. The highest point P of the first part 221 does not exceed the highest point Q of the upper surface 201. This design can prevent the handle 22 from interfering with the imaging device and protect the handle 22 from being worn or broken.

Claims

1. A process cartridge, detachably mounted in an imaging device; characterized in that: The processing box includes: A developing unit includes a developing housing and a developing roller rotatably disposed in the developing housing, wherein the developing roller is used to carry toner; The photosensitive unit comprises a photosensitive housing and a photosensitive drum rotatably arranged in the photosensitive housing, wherein the developing unit and the photosensitive unit are arranged in a front-to-back direction; A developing housing is formed with a developing chamber and a toner accommodating chamber that are interconnected, the developing chamber being used to mount a developing roller, the toner accommodating chamber being used to accommodate toner, the developing housing comprising a first housing and a second housing that are coupled to each other, the developing chamber and the toner accommodating chamber being located between the first housing and the second housing; The handle portion is arranged on the developing housing and comprises a first portion and a second portion spaced apart along the front-to-back direction. The user's hand interacts with the first portion and the second portion to take the processing cartridge.

2. The process cartridge according to claim 1, wherein The processing box is installed and removed in a direction parallel to the up and down direction. The processing box also has an action mechanism for receiving the pressure force output from the imaging device from top to bottom to prevent the processing box from shaking in the imaging device.

3. The process cartridge according to claim 2, wherein: The rotation axis of the photosensitive drum extends in a left-right direction; Along the left-right direction, the action mechanism includes a first action member and a second action member arranged at two ends of the process box opposite to each other; When the process cartridge is viewed from top to bottom along the vertical direction, the handle portion is located between the first acting member and the second acting member.

4. The process cartridge according to claim 1, wherein The developing unit has an upper surface facing upward and a sub-upper surface. Along the installation direction, the developing unit further has a side wall located upstream of the sub-upper surface. Along the up-down direction, the side wall is located between the upper surface and the sub-upper surface.

5. The process cartridge according to claim 4, wherein: The first portion is formed by protruding from the side wall or the sub-upper surface, or the first portion is a rough surface or a groove arranged on the side wall / upper surface / sub-upper surface.

6. The process cartridge according to claim 4, wherein: The second portion is configured to protrude forward from the developing housing, or the second portion is a rough surface / groove provided on the developing housing.

7. The process cartridge according to claim 1, wherein The handle portion is formed integrally with the developing housing.

8. The process cartridge according to claim 5, wherein When the first portion is formed to protrude from the side wall or the sub-upper surface, the first portion is inclined relative to the front-rear direction.

9. The process cartridge according to claim 1, wherein The handle portion is provided with an elastic member, or at least a portion of the handle portion is retractable.

10. The process cartridge according to claim 4, wherein The straight line S connecting the highest point of the first part and the highest point of the upper surface is perpendicular to the up-down direction; Along the up-down direction, the first portion is located between the upper surface and the sub-upper surface, and the highest point of the first portion does not exceed the highest point of the upper surface.

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