CN2927126Y - Treatment case - Google Patents
Treatment case Download PDFInfo
- Publication number
- CN2927126Y CN2927126Y CN 200620061310 CN200620061310U CN2927126Y CN 2927126 Y CN2927126 Y CN 2927126Y CN 200620061310 CN200620061310 CN 200620061310 CN 200620061310 U CN200620061310 U CN 200620061310U CN 2927126 Y CN2927126 Y CN 2927126Y
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- CN
- China
- Prior art keywords
- framework
- handle box
- developer
- spring
- web member
- 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.)
- Expired - Lifetime
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- Dry Development In Electrophotography (AREA)
Abstract
The utility model relates to a processing box, comprising a sensitive drum arranged along a length direction of the processing box, a developing roller arranged along the length direction of the processing box, a first 1 frame for supporting the sensitive drum, a first 2 frame for supporting the developing roller, a connecting piece for rotating the first 1 frame and the first 2 frame, a strutting piece for supporting the two longitudinal ends of the developing roller arranged between the longitudinal end of the first 2 frame and the connecting piece, a spring for assuring the accurate allocation of the first 2 frame and the strutting piece and lowering the strength requirement of the connecting piece is arranged on the spring installing parts of the longitudinal ends of the first 2 frame.
Description
Technical field
The utility model relates to a kind of handle box that is used for imaging device.
Background technology
In imaging devices such as electrophotographic copier, electrophotographic printer, electrofax facsimile recorder, electrofax word processor, often use the handle box that electronic photographic sensitive drum, developer roll, charging device and cleaning device are housed.These members of being adorned in the handle box are to be removably mounted on the main body of imaging device, and user's maintenance operation is convenient, the operating performance height.
In order to improve picture quality, it is even that the gap in the handle box between developer roll and the photosensitive drums should keep as far as possible.Second framework that is supporting first framework of photosensitive drums for this reason and supporting developer roll is made into and can relatively rotates with respect to each other and press to the other side each other, make one around developer roll two vertically the end interval roll-ins of installing on photosensitive drums, thereby between developer roll and photosensitive drums, keep a predetermined gap.
The ZL96122703 Chinese patent discloses the handle box that a kind of framework can be connected easily, and it comprises first framework, second framework and the web member of be rotatably connected first framework and second framework.First framework has an electronic photographic sensitive drum and a photosensitive drums installing component that is used to install this electronic photographic sensitive drum.Second framework comprises a developing frame and a developer-accommodating framework that forms the developer-accommodating space that developer roll is installed.Web member is installed in vertical end of second framework, comprises the link of be used to be rotatably connected first framework and second framework, is used for web member is locked in web member Lock Part on second framework, and is used for the spring installing component of mounting spring.Wherein, spring can apply elastic force to first framework and second framework, and by means of this elastic force, developer roll is pushed to the circumferential surface of photosensitive drums, makes by the distance piece that is installed in developer roll two vertical ends to keep predetermined gap between photosensitive drums and the developer roll.Between vertical end of the web member and second framework, be provided with supporting member, be used to support two of developer roll and vertically hold.This supporting member is by being supported by a projection that is wholely set with web member, and in other words, the projection of web member developer roll by supporting members support.
Weight with handle box of said structure mainly concentrates on second framework that inside accommodates developer, and weight such as web member are less relatively.In actual use, around the rotation center between first framework and second framework, spring on the web member at first applies elastic force at first framework and have between the web member and developer roll of lower weight, by link on the web member and web member locking piece elastic force is delivered to have on greater weight second framework again.Only be connected by the projection and the web member locking piece of limited quantity with the web member with lower weight because of having greater weight second framework, therefore intensity and the wearing quality to projection and web member locking piece proposed higher requirement.In addition, the consumption of the developer of receiving along with second frame content, the weight change of second framework is very big, and the acting force between second framework and the web member is changed also very greatly, therefore influences the accurate location between the web member and second framework.
The utility model content
The purpose of this utility model provides a kind of handle box, can reduce the intensity of projection on the web member and web member locking piece and the requirement of wearing quality, and can guarantee accurately to locate between the web member and second framework.
For achieving the above object, the utility model handle box comprises: along the photosensitive drums of handle box length direction installation; Along the developer roll that the handle box length direction is installed, being used to develop is formed on electrostatic latent image on the described photosensitive drums; Photosensitive drums along the installation of handle box length direction; First framework of photosensitive drums is installed; Second framework of developer roll is installed; Be installed in the web member of second framework, two longitudinal ends, first framework and second framework are rotatably connected; Be located at the longitudinal end of second framework and the supporting member between the web member, be used to support two longitudinal ends of developer roll; Wherein, near two longitudinal ends of second framework, the surface of second framework is respectively equipped with the spring installing component; On the spring installing component spring is installed, when first framework and second framework linked together, an end of spring was against second frame outer, and the other end is against the inside surface of first framework.
Handle box with said structure, spring directly with resilient force at first framework and second framework, need not by the web member transmission, can not increase the load of web member, therefore less demanding to projection and web member locking piece intensity and wearing quality.In addition, because spring is directly installed on the surface of second framework, when the developer level in second framework reduces, can directly adjust the relative position between second framework and first framework, and then drive web member and supporting member etc. and turn to the relevant position in time, can guarantee the accurate location between second framework and web member, the supporting member.
Scheme is the protection gusset that is provided with arc in a side of spring installing component preferably, and it can prevent to bend at the installation process medi-spring.
Description of drawings
Fig. 1 is the stereoscopic figure of the utility model handle box;
Fig. 2 is the schematic cross-section of the utility model handle box;
Fig. 3 is the assembling synoptic diagram of the utility model handle box;
Fig. 4 is the partial enlarged drawing of Fig. 3.
Below in conjunction with embodiment and accompanying drawing the utility model is described.
Embodiment
Referring to Fig. 1, the framework of handle box A comprises first framework 1 and second framework 2, is separately installed with web member 3 at two longitudinal ends of second framework 2, is used for first framework 1 and second framework 2 are rotatably connected, and they are relatively rotated with respect to each other.
Referring to Fig. 2, on the length direction of handle box A, photosensitive drums 11, charging roller 12 and cleaning doctor 13 are installed in first framework 1.The surface of photosensitive drums 11 has a photosensitive surface layer, when photosensitive drums 11 rotations, by applying voltage to charging roller 12, can make the photosensitive surface uniform charging of photosensitive drums 11, by the laser beam of regulating by view data, forms electrostatic latent image.Cleaning doctor 13 can be removed and remain in photosensitive drums 11 lip-deep developers.
Referring to Fig. 3, Fig. 4, between each longitudinal end of second framework 2 and web member 3, be provided with supporting member 5.Supporting member 5 is provided with pilot hole 51, is used for supporting member 5 is accurately located with respect to second framework 2, and is fixed on second framework 2.Also be provided with the support holes 52 of supporting developer roll 212 ends on the supporting member 5.
Web member 3 is provided with threaded hole 31, web member 3 can be solidly connected on second framework 2 by connecting locking piece 32.Also be provided with projection 33 (only illustrating among the figure) on the web member 3, projection 33 can pass the pilot hole 51 on the supporting member 5, be assemblied in the pilot hole 231 on second framework, 2 longitudinal terminal surfaces 23, web member 3 and supporting member 5 are solidly connected on second framework 2, and web member 3, supporting member 5 and second framework 2 are accurately located.Web member 3 is provided with linking arm 34, is provided with projection 35 in the end of linking arm 34, and projection 35 is provided with through hole 36.Projection 35 can be inserted in the connecting hole 14 of being located at first framework, 1 longitudinal end, and whereby, first framework 1 is rotated with second framework 2 and is connected, and can relatively rotate with respect to each other around projection 35.
Be respectively equipped with the spring installing component 24 of a mounting spring at two longitudinal ends of second framework 2.Specifically, spring installing component 24 is projectioies of stretching out from developer-accommodating framework 22 Surface Vertical, and it is provided with near web member 3.Spring 6 is installed on the spring installing component 24.Spring 6 is compression springs, and when first framework 1 and second framework 2 linked together, the one end was against the outside surface of second framework 2, and the other end is against the inside surface of first framework 1.First framework 1 can make spring 6 pressurizeds, press to second framework 2, make second framework 2 sway, make developer roll 212 press to photosensitive drums 11 whereby, the interval roller of installing at 212 liang of longitudinal ends of developer roll 7 is pressed on the photosensitive drums 11, thereby between developer roll 212 and photosensitive drums 11, keeps a predetermined gap.
Be provided with the protection gusset 8 of arc in a side of spring installing component 24, its semi-surrounding spring 6, can prevent spring 6 bendings.
Handle box A in actual use, spring 6 directly with resilient force on first framework 1 and second framework 2, therefore need not to transmit, to projection 33 and to connect the requirement of strength of locking piece 34 not high by web member 3.In addition, because spring 6 is directly installed on the surface of second framework 2, when the developer level in second framework reduces, can directly adjust the relative position between second framework 2 and first framework 1, and then drive to connect part 3 and supporting member 5 etc. and turn to the relevant position in time, guarantee the accurate location between second framework 2 and web member 3, the supporting member 5.
Claims (6)
1, handle box comprises:
Photosensitive drums along the installation of handle box length direction;
Along the developer roll that the handle box length direction is installed, being used to develop is formed on electrostatic latent image on the described photosensitive drums;
First framework of described photosensitive drums is installed;
Second framework of described developer roll is installed;
Be installed in the web member of described second framework, two longitudinal ends, described first framework and described second framework are rotatably connected;
Be located at the longitudinal end of described second framework and the supporting member between the described web member, be used to support two longitudinal ends of described developer roll;
It is characterized in that:
Near the longitudinal end of described second framework, the surface of described second framework is provided with the spring installing component;
On described spring installing component spring is installed, when described first framework and described second framework linked together, an end of described spring was against described second frame outer, and the other end is against the inside surface of described first framework.
2, according to the described handle box of claim 1, it is characterized in that:
Described spring installing component is provided with perpendicular to the surface of described second framework.
3, according to the described handle box of claim 1, it is characterized in that:
Described second framework further comprises:
Developing frame constitutes the development chamber that holds described developer roll;
The developer-accommodating framework, the developer-accommodating chamber of formation receiving photographic developer;
4, according to the described handle box of claim 3, it is characterized in that:
Described spring installing component is positioned at described developer-accommodating framework.
5, according to each described handle box of claim 1 to 4, it is characterized in that:
Be provided with the protection gusset of arc in a side of described spring installing component.
6, according to each described handle box of claim 1 to 4, it is characterized in that:
Described spring is a compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620061310 CN2927126Y (en) | 2006-07-01 | 2006-07-01 | Treatment case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620061310 CN2927126Y (en) | 2006-07-01 | 2006-07-01 | Treatment case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2927126Y true CN2927126Y (en) | 2007-07-25 |
Family
ID=38281376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620061310 Expired - Lifetime CN2927126Y (en) | 2006-07-01 | 2006-07-01 | Treatment case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2927126Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016045597A1 (en) * | 2014-09-25 | 2016-03-31 | 珠海天威飞马打印耗材有限公司 | Processing cartridge |
-
2006
- 2006-07-01 CN CN 200620061310 patent/CN2927126Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016045597A1 (en) * | 2014-09-25 | 2016-03-31 | 珠海天威飞马打印耗材有限公司 | Processing cartridge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070725 |
|
| EXPY | Termination of patent right or utility model |