CN202041768U - Developing device - Google Patents
Developing device Download PDFInfo
- Publication number
- CN202041768U CN202041768U CN2010206454522U CN201020645452U CN202041768U CN 202041768 U CN202041768 U CN 202041768U CN 2010206454522 U CN2010206454522 U CN 2010206454522U CN 201020645452 U CN201020645452 U CN 201020645452U CN 202041768 U CN202041768 U CN 202041768U
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- CN
- China
- Prior art keywords
- locking column
- developing apparatus
- side wall
- photosensitive element
- developing device
- 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)
- Electrophotography Configuration And Component (AREA)
Abstract
The utility model relates to a developing device which comprises a side wall of a box body, wherein locking columns are arranged on the side wall; a locking column stretching mechanism and an unlocking inclined surface are also arranged on the side wall; the locking column stretching mechanism is connected with the locking column; and the unlocking inclined surface is matched with the position of an unlocking button of a photosensitive element box. The locking column stretching mechanism and the unlocking inclined surface are additionally arranged, so that the space containing the locking column does not need to be arranged between the developing device and the photosensitive element box, namely, the locking column does not need to stretch out at a certain length relatively to the side wall; therefore, the developing device solves the technical problem that the containing volume of the developing device is reduced as the locking column used by the existing developing device stretches out at a certain length relatively to the side wall.
Description
Technical field
The utility model relates to a kind of developing apparatus.
Background technology
The image forming apparatus of electro photography such as laser printer are a kind of electrofax principles of utilizing, and through overcharging, exposure is developed at least, transfer printing, and fixing forms the equipment that forms image on medium such as the paper at image.
In charging process,, utilize as the corona discharge mode evenly predetermined electric charge is filled with in the surface of photo-sensitive cell such as photosensitive drums by charging device; In exposure, the photosensitive member surface of filling even predetermined charge with is carried out optionally exposure, by the place of exposure, because the light sensitive characteristic of photo-sensitive cell, resistance descends, so by the electric charge ground connection cancellation in the localities of exposure, promptly after the exposure, photosensitive member surface formation one forms the electrostatic latent image that distribution characterized by electric charge of image corresponding to institute's desire; At developing process, by developing apparatus, developer that is used to form visual image such as carbon dust, the effect of mating reaction power such as electric field force is delivered on the electrostatic latent image of photosensitive member surface, and it is visual to make that above-mentioned electrostatic latent image obtains; In transfer process,, as transfer roll the developer on the photosensitive member surface electrostatic latent image is transferred to image and form on medium such as the paper by transfer device; At fixing, the developer of transferring on the image formation medium is secured on the image formation medium by fixing device.
Developing apparatus is removably installed in the photosensitive element box, accommodates used parts of developing process such as developer roll in it, and is used to form the developer of visual image such as carbon dust etc.The integral body that developing apparatus and photosensitive element box form is called handle box, and handle box is removably installed in the image forming apparatus.When developing apparatus places photosensitive element box, need developing apparatus is locked in photosensitive element box, with generation box body play phenomenon behind the power that prevents the transmission of developing apparatus reception image forming apparatus, thereby guarantee print quality.
U.S. Pat 7218878 discloses a kind of lock mode, and as shown in Figure 1, 2, the sidewall 34 of developing apparatus 1 is provided with a rod-like protrusions of stretching out 11, and correspondingly, the sidewall 23 of photosensitive element box is provided with the unlock button 21 of a lever-like.In the time of in developing apparatus is packed photosensitive element box into, unlock button 21 fastens projection 11, locks developing apparatus with this, when latch mechanism is pressed, discharges projection 11 and gets final product release, thereby take out developing apparatus.
Photosensitive element box 2 as shown in Figure 2 comprises photo-sensitive cell 25, the sidewall 23 of box body, button bit hole 22, unlock button 21 etc.As shown in Figure 3, the unlock button 21 of lever-like, when direction shown in the arrow in figure toward press down unlock button 21 separate locking face 21c the time, unlock button 21 can be around the rotation center 21b certain angle that turns clockwise, extruded wall 21a also turns clockwise simultaneously.
The rod-like protrusions 11 of developing apparatus shown in Figure 1 is stretched out certain-length with respect to sidewall 34, makes the sidewall of developing apparatus and the sidewall of photo-sensitive cell form a spacing, and such structure has limited the volume of developing apparatus and occupied certain space.
The utility model content
The utility model provides a kind of developing apparatus, stretches out technical matters that receiving volume that certain-length make developing apparatus diminish because of the rod-like protrusions used with respect to sidewall to solve existing developing apparatus.
In order to solve above technical matters, the technical scheme that the utility model is taked is:
A kind of developing apparatus, comprise box side wall, sidewall is provided with locking column, it is characterized in that, also be provided with locking column telescoping mechanism and release inclined-plane on the described sidewall, described locking column telescoping mechanism is connected with described locking column, and described release inclined-plane is complementary with the unlock button position that is arranged at photosensitive element box.
Described locking column telescoping mechanism comprises locking column mechanism chamber, spring and overcoat, described locking column is contained in the overcoat, one end of described spring contacts with locking column, and the other end contacts with box side wall, and described overcoat is supported and fixed in the locking column mechanism chamber on the box side wall.
Described release inclined-plane is the groove shape, and the degree of depth of described groove is successively decreased from bottom to top.
After having adopted technique scheme, owing to increased locking column telescoping mechanism and release inclined-plane, do not need to be provided with the space that holds locking column between developing apparatus and the photosensitive element box, be that locking column does not need to stretch out certain-length with respect to sidewall, therefore, solved existing developing apparatus and stretched out the technical matters that receiving volume that certain-length makes developing apparatus diminishes with respect to sidewall because of the locking column that uses.
Description of drawings
Fig. 1 is the synoptic diagram of developing apparatus in the prior art;
Fig. 2 is the synoptic diagram of photosensitive element box in the prior art;
Fig. 3 is the local enlarged diagram of photosensitive element box in the prior art;
Fig. 4 is the synoptic diagram of developing apparatus in the utility model;
Fig. 5 is the local enlarged diagram of the telescopic locking column of developing apparatus in the utility model;
Fig. 6 is the installation position synoptic diagram of the telescopic locking column of developing apparatus in the utility model;
Fig. 7 is pack into a synoptic diagram behind the photosensitive element box of developing apparatus in the utility model;
Fig. 8 is the position view on when unlock button is in initial position in the utility model and release inclined-plane;
Fig. 9 is the position view on when unlock button is in the release rotation status in the utility model and release inclined-plane.
Embodiment
Also in conjunction with the accompanying drawings the utility model is described in further details below by concrete embodiment.
The utility model provides a kind of improved developing apparatus, as shown in Figure 4, this developing apparatus 1 comprises box side wall 34a, box side wall 34a is provided with the release inclined-plane 33 of locking column telescoping mechanism 31 and groove shape, the degree of depth on release inclined-plane 33 is successively decreased from bottom to top along the diagram direction of arrow, and release inclined-plane 33 is complementary with unlock button 21 positions that are arranged at photosensitive element box 2.
As shown in Figure 5, described locking column telescoping mechanism 31 comprises locking column 31a, spring 31b and overcoat 31c.Locking column 31a is contained in the overcoat 31c, and can be free to slide in this overcoat 31c; The end of spring 31b contacts with locking column 31a, and the other end contacts with box side wall 34a, and provides elastic force for locking column 31a; Overcoat 31c is supported, be fixed in the locking column mechanism chamber 32 on the box side wall 34a.The end of locking column 31a protrudes the outside surface of overcoat 31c, can be flexible back and forth at the resilient force lower edge overcoat 31c inwall that extraneous acting force and spring 31b apply.
Fig. 6 is the position view in the locking column mechanism chamber 32 on the box side wall 34a, and 32 relative box side wall 34a are inwardly recessed in locking column mechanism chamber, and and box side wall 34a between by arc transition (the inside is little, and the outside is big).
Structural representation when as shown in Figure 7, being installed in the photosensitive element box 2 for developing apparatus 1.At this moment, in the button bit hole 22 on the telescopic locking column 31a insertion photosensitive element box 2 of developing apparatus 1, for developing apparatus 1 plays the effect of locking, prevent from after developing apparatus 1 from receiving the power that image forming apparatus transmits box body play phenomenon to take place, thereby guarantee print quality.
As shown in Figure 8, constitutional diagram when placing in the photosensitive element box 2 for developing apparatus 1, the unlock button 21 of this moment is in original state, 33 one-tenth one determining deviation A of its extruded wall 21a and release inclined-plane, the developing apparatus 1 of this moment is owing in the button bit hole 22 on the locking column 31a insertion photosensitive element box 2, so developing apparatus 1 is in the lock state.
As shown in Figure 9, when wanting from photosensitive element box 2 to take out developing apparatus 1, along the direction of arrow shown in Figure 3, down separate locking face 21c by unlock button 21, at this moment, unlock button 21 rotates around rotation center 21b, make extruded wall 21a up mention simultaneously, with release inclined-plane 33 contact actions of developing apparatus 1, both contact points B place as shown in FIG. is because the degree of depth on release inclined-plane 33 is successively decreased from bottom to top, under both extruding force effects of extruded wall 21a and release inclined-plane 33, elastic deformation takes place in the sidewall 23 of photosensitive element box 2, and direction shown in arrow among the figure is made a concession away from the direction elastic deformation of the side 34a of developing apparatus 1 in sidewall 23 edges.Thereby make the locking column mechanism 31 of developing apparatus 1 separate, realized the purpose of release,, from photosensitive element box 2, take out developing apparatus 1 easily with this with the button bit hole 22 of photosensitive element box 2.
Claims (3)
1. developing apparatus, comprise box side wall, sidewall is provided with locking column, it is characterized in that, also be provided with locking column telescoping mechanism and release inclined-plane on the described sidewall, described locking column telescoping mechanism is connected with described locking column, and described release inclined-plane is complementary with the unlock button position that is arranged at photosensitive element box.
2. developing apparatus as claimed in claim 1, it is characterized in that, described locking column telescoping mechanism comprises locking column mechanism chamber, spring and overcoat, described locking column is contained in the overcoat, one end of described spring contacts with locking column, the other end contacts with box side wall, and described overcoat is supported and fixed in the locking column mechanism chamber on the box side wall.
3. developing apparatus as claimed in claim 1 is characterized in that, described release inclined-plane is the groove shape, and the degree of depth of described groove is successively decreased from bottom to top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206454522U CN202041768U (en) | 2010-12-07 | 2010-12-07 | Developing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206454522U CN202041768U (en) | 2010-12-07 | 2010-12-07 | Developing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202041768U true CN202041768U (en) | 2011-11-16 |
Family
ID=44969205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206454522U Expired - Lifetime CN202041768U (en) | 2010-12-07 | 2010-12-07 | Developing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202041768U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300841A (en) * | 2016-04-15 | 2017-10-27 | 纳思达股份有限公司 | Delevoping cartridge |
| JP2018004907A (en) * | 2016-06-30 | 2018-01-11 | ブラザー工業株式会社 | Image developing cartridge |
| CN108227444A (en) * | 2016-12-14 | 2018-06-29 | 珠海赛纳打印科技股份有限公司 | Delevoping cartridge, handle box and the image forming apparatus using the handle box |
-
2010
- 2010-12-07 CN CN2010206454522U patent/CN202041768U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300841A (en) * | 2016-04-15 | 2017-10-27 | 纳思达股份有限公司 | Delevoping cartridge |
| CN107300841B (en) * | 2016-04-15 | 2024-01-16 | 纳思达股份有限公司 | Developing cartridge |
| JP2018004907A (en) * | 2016-06-30 | 2018-01-11 | ブラザー工業株式会社 | Image developing cartridge |
| CN108227444A (en) * | 2016-12-14 | 2018-06-29 | 珠海赛纳打印科技股份有限公司 | Delevoping cartridge, handle box and the image forming apparatus using the handle box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151021 Address after: 6, 519075 A District, 4 buildings, 63 North Pearl Road, Zhuhai, Guangdong Patentee after: Zhuhai Aipeike Science and Technology Co Ltd Address before: 519075 Xiangzhou, Zhuhai, Pearl Road, North District, No. 63, No. Patentee before: Zhuhai Seine Printing Technology Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 519075, Guangdong District, Xiangzhou, Zhuhai Avenue, No. 01, building 3883, 2 floor, 7 floor, B District, 02, 03, 04, 1, 2, 3, 4, 5, 05, Zhuhai Patentee after: Nasida Limited by Share Ltd Address before: 6, 519075 A District, 4 buildings, 63 North Pearl Road, Zhuhai, Guangdong Patentee before: Zhuhai Aipeike Science and Technology Co Ltd |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111116 |