CN202257052U - Image forming unit - Google Patents
Image forming unit Download PDFInfo
- Publication number
- CN202257052U CN202257052U CN2011203143009U CN201120314300U CN202257052U CN 202257052 U CN202257052 U CN 202257052U CN 2011203143009 U CN2011203143009 U CN 2011203143009U CN 201120314300 U CN201120314300 U CN 201120314300U CN 202257052 U CN202257052 U CN 202257052U
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- China
- Prior art keywords
- image formation
- formation unit
- unit
- photoreceptor
- developing cell
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Abstract
The utility model provides an image forming unit, which can be smoothly dismounted and mounted relative to a body of an image forming device. The image forming unit can be arranged in the body of the image forming device in a free mounting and dismounting way and is integrally formed by a light sensing body unit and a developing unit, an electrode plate for supplying power through being in contact with a conducting terminal arranged in the body is arranged on the side surface of the image forming unit, in addition, the side surface of the image forming unit is also provided with a concave part, a covering element with the flat outer surface is covered on the concave part, and a step difference does not exist between the outer surface of the peripheral side surface and the outer surface of the covering element.
Description
Technical field
The utility model relates to a kind of image formation unit.
Background technology
In the technology in the past, image formation unit can load and unload in the body that is installed in image processing system freely.This image formation unit is generally integrally formed by photoreceptor unit and developing cell.Be provided with the photoreceptor that keeps electrostatic latent image and toner imaging in the photoreceptor unit.Be provided with toner cartridge and developer roll in the developing cell, this toner cartridge is taken in toner, and to the developer roll surface toner is provided, and the developer roll surface is relative with photosensitive surface, the toner thin layer that covers is above that contacted with photosensitive surface, so that toner develops.The side of image formation unit is provided with battery lead plate; But and correspondingly on intrinsic two madial walls, also be provided with the conducting terminal of elastic telescopic; In the time of in image formation unit is installed in body, battery lead plate contacts with intrinsic conducting terminal and supplies power to image formation unit.
But; Because when making the shell of image formation unit,, can be formed with recess in the side of image formation unit inevitably for the assembling of the parts of image formation unit inside needs; So when in the process of image formation unit with respect to the body loading and unloading; When conducting terminal passes through recess, understand in the recess of the side that snap in body because of the effect of elastic force, cause image formation unit not load and unload with respect to body swimmingly.
The utility model content
The utility model in view of the above problems; Purpose is to provide a kind of image formation unit; For body loading and unloading image formation unit the time; The conducting terminal that can prevent body engages with the recess of the side of image formation unit, thereby operating personnel can load and unload image formation unit swimmingly.
The technical scheme 1 of the utility model does; A kind of image formation unit; Can load and unload in the body that is installed in image processing system freely, this image formation unit is integrally formed by photoreceptor unit and developing cell, and the side of said image formation unit is provided with through contact the battery lead plate of the usefulness of supplying power with said intrinsic conducting terminal; And also be formed with recess in said side, on said recess, be coated with the smooth covering of outside surface.
The technical scheme 2 of the utility model does; Image formation unit according to technical scheme 1 record; Being provided with of said photoreceptor unit away from the end face of said developing cell, make this image formation unit along intrinsic guide with the mode of rotating by developing cell to the order of the photoreceptor unit intrinsic handle of packing into.
The technical scheme 3 of the utility model is that according to the image formation unit of technical scheme 1 record, the intrinsic end of packing at first of said developing cell has the guiding curved surface of said intrinsic conducting terminal to said battery lead plate guiding.
The technical scheme 4 of the utility model does, according to the image formation unit of technical scheme 1 record, said recess interior week be formed with stage portion, said covering is fixedly installed on this stage portion.
The technical scheme 5 of the utility model does, according to the image formation unit of technical scheme 2 records, said handle extends to the top away from the end face of said developing cell from said photoreceptor unit.
The technical scheme 6 of the utility model does, according to the image formation unit of technical scheme 1 record, said developing cell two side-prominent be provided with can with first locating shaft of said intrinsic guide sliding gomphosis.
The technical scheme 7 of the utility model does; Image formation unit according to technical scheme 1 record; Be provided with the photoreceptor that keeps electrostatic latent image and toner imaging in the said photoreceptor unit; The central shaft of said photoreceptor is two side-prominent from said image formation unit, as can with second locating shaft of said intrinsic guide sliding gomphosis.
The technical scheme 8 of the utility model is that the image formation unit according to technical scheme 1 record does not exist step difference between the outside surface of the outside surface of said covering and said side on every side.
Because the utility model has adopted above-mentioned technical scheme; So the time for body loading and unloading image formation unit; Even the conducting terminal of body has moved to recess, can not be absorbed in the recess yet, but with recess on the covering surface butt that covers; Therefore this conducting terminal can not engage with recess because of the effect of elastic force, and operating personnel can load and unload image formation unit swimmingly.
Description of drawings
Fig. 1 is the sectional view of body of the image processing system that image formation unit is installed of the utility model.
Fig. 2 is the sectional view of the image formation unit of the utility model.
Fig. 3 is the stereographic map of the image formation unit of the utility model.
Fig. 4 is the outboard profile of the image formation unit of the utility model.
Fig. 5 is the partial enlarged drawing of the image formation unit of the utility model end of developing cell when inserting the body of image processing system.
Fig. 6 is the synoptic diagram that the image formation unit of the utility model inserts the state behind the body of image processing system.
Embodiment
With reference to accompanying drawing, the embodiment of the utility model is described.
Fig. 1 is the sectional view of body of the image processing system that image formation unit is installed of the utility model.As shown in Figure 1, in the body 1 of image processing system, image formation unit 2 is installed, this image formation unit 2 can load and unload freely with respect to body 1.
Fig. 2 is the sectional view of the image formation unit of the utility model.Fig. 3 is the stereographic map of the image formation unit of the utility model.Fig. 4 is the outboard profile of the image formation unit of the utility model.Fig. 5 is the partial enlarged drawing of the image formation unit of the utility model end of developing cell when inserting body.Shown in Fig. 2-5, image formation unit 2 is integrally formed by photoreceptor unit 3 and developing cell 4.The side of image formation unit 2 is provided with through contacting the battery lead plate 6 of the usefulness of supplying power with intrinsic conducting terminal 15, and also is formed with recess 7 in this side.On recess 7, be coated with the smooth covering of outside surface 8.Preferably, make between the outside surface of the outside surface of this covering 8 and side on every side and do not have step difference.
Be provided with the photoreceptor 31 that keeps electrostatic latent image and toner imaging in the photoreceptor unit 3.Photoreceptor 31 is positioned at the preceding bottom of photoreceptor unit 3, and the central shaft of photoreceptor 31 extends along left and right directions.Be provided with in the developing cell 4, the toner layer that the surface is covered makes the developer roll 41 of toner development with photoreceptor 31 surperficial contacts, and to these developer roll 41 surfaces the toner cartridge 42 of toner is provided.Developer roll 41, donor rollers 43 are positioned at the rear lower of developing cell 4, and the central shaft of developer roll 41, donor rollers 43 also extends along left and right directions.The toner of taking in the toner cartridge 42 is transported to the surface of developer roll 41 through donor rollers 43, forms the toner layer.This toner layer contacts with the surface of photoreceptor 31, and toner is developed on the surface of photoreceptor 31.Trailing flank in photoreceptor unit 2 promptly is provided with away from the side of developing cell 4, make the guide 11 of this image formation unit 2 in the body 1 with the mode of rotating by developing cell 4 to the order of the photoreceptor unit 3 interior handle 5 of body 1 of packing into.Handle 5 extends from the rear side face up of photoreceptor unit 3.
The quantity of battery lead plate 6 is three, and is corresponding with it, also is formed with three conducting terminals 15 at the madial wall of body 1.Utilize flexible member such as spring that conducting terminal 15 is moved along the direction of arrow of Fig. 5 is retractile, when not contacting with image formation unit 2, under the effect of elastic force, conducting terminal 15 stretches out certain distance from the madial wall of body 1 to the central portion of body 1.When the contacts side surfaces of conducting terminal 15 and image formation unit 2; Pushing force from image formation unit 2 has overcome elastic force; And make and shrink in the conducting terminal 15 inside sidewalls, thereby guarantee that conducting terminal 15 fully contacts with the battery lead plate 6 of image formation unit 2.At this moment, because conducting terminal 15 fully contacts with the battery lead plate 6 of image formation unit 2,, supply power so can apply voltage to image formation unit 2 through conducting terminal 15, electron plate 6.
Because the assembling of the parts that image formation unit 2 is inner needs, be formed with recess 7 in the side of image formation unit 2, this recess 7 be formed with stage portion 9 interior week.Can be fixedly installed on this stage portion 9 with film as covering 8.Can realize covering 8 fixing through bonding mode for stage portion 9.
End in the body 1 of packing at first of developing cell 4, be that leading section has the guiding curved surface 10 of the conducting terminal 15 in the body 1 to battery lead plate 6 guiding.Developing cell 4 two side-prominent be provided with body 1 in first locating shaft 45 of guide 11 () sliding gomphosis of the back.The central shaft of photoreceptor 31 is two side-prominent from image formation unit 2, as with body 1 in second locating shaft 32 of guide 11 sliding gomphosis.
Fig. 6 is the synoptic diagram that the image formation unit of the utility model inserts the state behind the body of image processing system.As shown in Figure 6, the end face of the body 1 of image processing system offers loading port 12.And the two side in body 1 is respectively equipped with guide 11.Guide 11 is used to guide the image formation unit 2 that inserts in the body 1; Comprise first gathering sill 13 and second gathering sill 14; First gathering sill 13, second gathering sill 14 extend to the inside of body 1 respectively with being arcuation from loading port 12, first gathering sill 13 is positioned at the oblique upper of second gathering sill 14.
In the time will inserting image formation unit 2 in the body 1, operating personnel control handle 5, image formation unit 2 is inclined to horizontal direction is 60 degree angles, and make photoreceptor unit 3 be positioned at the oblique upper of developing cell 4.
When inserting image formation unit 2 in the body 1, operating personnel utilize handle 5, make first locating shaft 45 and first gathering sill 13 chimeric, slip into to the inside of body 1 along first gathering sill 13.Simultaneously; Conducting terminal 15 contacts with the leading section of developing cell; Because the guiding function of guiding curved surface 10; Conducting terminal 15 moves to battery lead plate 6 with respect to image formation unit 2 along guiding curved surface 10 gradually, in the madial wall of body 1, shrink gradually simultaneously, thereby conducting terminal 15 can not hinder image formation unit 2 packing into to body 1.
In addition, when first locating shaft 45 along first gathering sill 13 when the inside of body 1 is inserted into to a certain degree, second locating shaft 32 also is embedded in second gathering sill 14, inserts to the inside of body 1 along second gathering sill 14.At this moment, the operator can utilize handle 5, and image formation unit 2 is inserted to the inside of body 1 along first gathering sill 13 that is camber line, second gathering sill 14.Image formation unit 2 in inserting the process of body 1, from the state that is 60 degree angles with horizontal direction rotate gradually into the state of horizontal direction parallel.
Below, the technique effect that the structure in the foregoing description is brought describes.
In the above-described embodiments; On the recess 7 of image formation unit 2, be coated with the smooth covering of outside surface 8; And do not have step difference between the outside surface of the outside surface of this covering 8 and side on every side, so when the conducting terminal 15 of body 1 moves to the recess 7 of image formation unit 2, understand surperficial butt with covering 8; Do not engage with recess 7 in the recess 7 and can not be trapped in, thereby having prevented that image formation unit 2 from becoming to packing into of body 1 has some setbacks.
In addition; In the above-described embodiments, photoreceptor unit 3 be provided with handle 5 away from the side of developing cell 4, thereby when image formation unit 2 is encased in body 1; Can make developing cell 4 get in the body 1 prior to photoreceptor unit 3; And image formation unit 2 is got in the body 1 with the mode of rotating along guide 11, thereby do not need bigger loading port 12, also not need the inner space of bigger body 1.And, because image formation unit 2 gets in the body 1 with the mode of rotating, the toner that near the toner the developer roll 41 that can promote to circulate and toner cartridge 42 are interior, thus improve the developing property of toner.
In addition; In the above-described embodiments; The leading section of developing cell 4 has the guiding curved surface 10 of intrinsic conducting terminal 15 to battery lead plate 6 guiding; So the conducting terminal 15 that can make body 1 moves in the madial wall of body 1 to battery lead plate 6 side shiftings time along this guiding curved surface 10, the leading section case of collision of conducting terminal 15 and developing cell 4 can not take place, can make image formation unit 2 become smooth and easy to packing into of body 1.
In addition, in the above-described embodiments, handle 5 extends from the rear side face up of photoreceptor unit 3, so in the whole process that image formation unit 2 is inserted into body 1, the operator can both control handle 5, image formation unit 2 can easily be rotated.
In addition; In the above-described embodiments; Developing cell 4 two side-prominent be provided with body 1 in first locating shaft 45 of guide 11 sliding gomphosis; So image formation unit 2 is got in the body 1 according to fixed path, can not collide with other unit of 1 in the body, prevented the damage of each unit.
In addition, in the above-described embodiments, the central shaft of photoreceptor 31 is two side-prominent from image formation unit 2; As with body 1 in second locating shaft 32 of guide 11 sliding gomphosis; So image formation unit 2 is stably got in the body 1 according to fixed path, can not collide with other unit in the body 1, prevented the damage of each unit; And can utilize this body structure of photoreceptor 31 and need not to be provided with other keeper, thereby practice thrift manufacturing cost.
In addition; In the above-described embodiments, recess 7 be formed with stage portion 9 interior week, covering 8 is fixedly installed on this stage portion 9; So can be easily the fixing position of covering 8, and can guarantee do not have step difference between the outside surface of outside surface and the side around it of covering 8.
Above, the best example of the utility model is illustrated, but the utility model is not limited to said example.About concrete structure, in the scope of the aim that does not break away from the utility model, can carry out suitable change.
For example, in the above-described embodiments, covering 8 is processed by film.But the utility model is not limited thereto, and covering 8 can be made of plastics, as long as can make its surface comparatively smooth and have a certain rigidity.
In addition, in the above-described embodiments, the central shaft of photoreceptor 31 as first locating shaft, and is provided with second locating shaft in addition.But the utility model is not limited thereto; Can be not yet with the central shaft of photoreceptor 31 as first locating shaft; And keeper is set in addition, and a keeper perhaps can only be set, the keeper more than three perhaps is set; As long as these structures can make image formation unit 2 stably get in the body 1 according to fixed path, and make the machine works state have good polarization to get final product.
In addition, in the above-described embodiments, recess 7 be formed with stage portion 9 interior week, the covering 8 of sheet is fixedly installed on this stage portion 9.But the utility model is not limited thereto, and also can not form stage portion 9 in the interior week of recess 7, but forms protuberance at the lower surface of covering 8, fixes this covering 8 through the bottom of this protuberance and recess 7 is bonding.
Claims (8)
1. image formation unit; Can load and unload in the body that is installed in image processing system freely; This image formation unit is integrally formed by photoreceptor unit and developing cell, and the side of said image formation unit is provided with through contacting the battery lead plate of the usefulness of supplying power with said intrinsic conducting terminal, and also is formed with recess in said side; This image formation unit is characterised in that
On said recess, be coated with the smooth covering of outside surface.
2. the image formation unit of putting down in writing like claim 1; It is characterized in that; Being provided with of said photoreceptor unit away from the end face of said developing cell, make this image formation unit along intrinsic guide with the mode of rotating by developing cell to the order of the photoreceptor unit intrinsic handle of packing into.
3. like the image formation unit of claim 1 record, it is characterized in that the intrinsic end of packing at first of said developing cell has the guiding curved surface of said intrinsic conducting terminal to said battery lead plate guiding.
4. like the image formation unit of claim 1 record, it is characterized in that, said recess interior week be formed with stage portion, said covering is fixedly installed on this stage portion.
5. like the image formation unit of claim 2 record, it is characterized in that said handle extends to the top away from the end face of said developing cell from said photoreceptor unit.
6. like the image formation unit of claim 1 record, it is characterized in that, said developing cell two side-prominent be provided with can with first locating shaft of said intrinsic guide sliding gomphosis.
7. the image formation unit of putting down in writing like claim 1; It is characterized in that; Be provided with the photoreceptor that keeps electrostatic latent image and toner imaging in the said photoreceptor unit; The central shaft of said photoreceptor is two side-prominent from said image formation unit, as can with second locating shaft of said intrinsic guide sliding gomphosis.
8. like the image formation unit of claim 1 record, it is characterized in that, do not have step difference between the outside surface of the outside surface of said covering and said side on every side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203143009U CN202257052U (en) | 2011-08-25 | 2011-08-25 | Image forming unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203143009U CN202257052U (en) | 2011-08-25 | 2011-08-25 | Image forming unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202257052U true CN202257052U (en) | 2012-05-30 |
Family
ID=46118266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203143009U Expired - Lifetime CN202257052U (en) | 2011-08-25 | 2011-08-25 | Image forming unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202257052U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181793A (en) * | 2017-12-26 | 2018-06-19 | 珠海奔图电子有限公司 | Delevoping cartridge, handle box and image forming apparatus |
-
2011
- 2011-08-25 CN CN2011203143009U patent/CN202257052U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181793A (en) * | 2017-12-26 | 2018-06-19 | 珠海奔图电子有限公司 | Delevoping cartridge, handle box and image forming apparatus |
| CN108181793B (en) * | 2017-12-26 | 2022-01-21 | 珠海奔图电子有限公司 | Developing cartridge, process cartridge and image forming apparatus |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |