CN202548534U - Powder box - Google Patents
Powder box Download PDFInfo
- Publication number
- CN202548534U CN202548534U CN 201220141836 CN201220141836U CN202548534U CN 202548534 U CN202548534 U CN 202548534U CN 201220141836 CN201220141836 CN 201220141836 CN 201220141836 U CN201220141836 U CN 201220141836U CN 202548534 U CN202548534 U CN 202548534U
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- Prior art keywords
- glue
- inner cap
- powder
- uncovered
- opening
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Abstract
The utility model provides a powder box, which comprises a shell, a work piece which is arranged in the shell, an accommodating part, an opening, a supporting part, an inner cover and glue, wherein the accommodating part is defined by the shell and the work piece and is used for accommodating carbon powder and/or waste powder; the opening is formed on the shell and is communicated with the accommodating part; the supporting part extends to the center of the opening from the inner surfaces of at least one pair of long sides for forming the opening; the periphery of the inner cover is supported on the supporting part, so that a glue groove is formed between the periphery of the inner cover and the inner surface; and the glue is injected into the glue groove and is connected with the inner cover and the inner surface of the opening in a sealing mode. Due to the glue groove structure, the flow of the glue water can be effectively restrained, so that the glue water can be aggregated in the rubber groove and is prevented from diffusing, the glue water is ensured to be uniform and consistent at various joints, and the phenomenon of bad seal due to too little local glue water is avoided; and therefore, the bonding strength between the inner cover and the opening is improved, so that the phenomenon of powder leakage caused by glue water cracking in the transportation process is avoided.
Description
Technical field
The utility model relates to a kind of powder box that is applied in laser printer or other imaging devices.
Background technology
Powder box commonly used comprises following several types, thereby first kind is by developing device and the powder box that the drum assembly links together and is integrally formed, and also claims handle box, and like the disclosed handle box of U.S. Patent number US05500714, handle box has powder storehouse and waste powder hopper simultaneously.Second kind is the powder box that only is made up of developing device, also claims Delevoping cartridge, and like the disclosed Delevoping cartridge of US7599640, Delevoping cartridge only has the powder storehouse and do not have waste powder hopper; The third is the powder box that is made up of the drum assembly, also claims the drum box, and like the disclosed bulging box of US07236719, the drum box only has waste powder hopper and do not have the powder storehouse.
The developing device here comprises developing frame and the parts such as developer roll and powder delivery cutter that are installed on the developing frame; The drum assembly comprises drum frame and is installed in the parts such as photosensitive drums, charging device and cleaning device on the drum frame.
Usually, powder box is made up of housing and a plurality of work packages of being arranged on wherein, and housing and work package surround one and have uncovered accommodation section, and a lid covers that this is uncovered, thus formation powder storehouse or waste powder hopper.For the powder storehouse, said here work package refers to: the sealing strip of sealing power discharging mouth, powder delivery cutter and developer roll etc.Carbon dust in the powder storehouse can be supplied to developer roll through meal outlet.For waste powder hopper, said here work package refers to: the cleaning device of photosensitive drums, cleaning photosensitive drums and sealing scraping blade etc.Lid can cover uncovered through gluing mode; But the joint face of lid and uncovered junction is smooth; Can't effectively assemble, retrain the glue of firmly beating at seam crossing, cause glue random mobile, and appear at the uneven phenomenon of whole joint face injecting glue at seam crossing.Where topical seam crossing glue content is very few, in the time of can't sealing up the seam crossing slit, just is prone to produce and leaks powder; Even can seal, in transportation vibrations, falling process, also can be very few because of this position glue content; Bonding strength is not enough, leaks powder and dry and hard glue cracking occurs.For guaranteeing sealing property, can increase the injecting glue amount usually, this can cause the local glue of seam areas too much again, and dry and hard back forms projection, not only has a strong impact on the outward appearance of powder box, also may have influence on the installation of powder box in imaging device.
Summary of the invention
To above shortcoming, the utility model provides a kind of powder box of good seal performance.
To achieve these goals, the powder box that the utility model provides comprises housing, and the work package of installing in the housing; The accommodation section is used to hold carbon dust and/or useless powder, and the accommodation section is surrounded by housing and work package; Be formed on the housing and be communicated with the accommodation section uncovered; The support portion, the inside surface that constitutes at least one pair of uncovered long limit certainly extends to uncovered center; Inner cap, the perimeter support of inner cap form the glue groove thereby make between periphery and the inside surface of inner cap on the support portion; Glue is infused in the glue groove, and inner cap and uncovered inside surface are tightly connected.
Visible by above scheme, the powder box of the utility model has adopted the structure of glue groove, can effectively retrain glue and flow; Glue can be assembled in the glue groove; Prevent glue diffusion, guaranteed glue, avoid the very few and poor sealing phenomenon that produces of local glue at seam uniformity everywhere; Make inner cap and uncovered between bonding strength increase the leakage powder phenomenon that causes to avoid in transportation, causing the glue cracking.
Further scheme is outside inner cap, to increase an enclosing cover, and enclosing cover has the rigidity higher than inner cap, and is fixed on uncovered edge.Enclosing cover can avoid dry and hard glue to influence the assembling of powder box in imaging device, and under the situation that increases enclosing cover, inner cap can reduce the rigidity requirement of material, and adopts enclosing cover to protect inner cap.
Further scheme is that inner cap is formed with the cavity relative with the accommodation section.Can increase the Rong Fenliang of accommodation section.
Further scheme is, inner cap adopts pvc material to process with plastic uptake technology.Saved production cost more.
Further scheme is that the thickness of inner cap is 0.2mm.Guarantee the sealing effectiveness of accommodation section, saved material again, thereby reduced production cost.
Description of drawings
Fig. 1 is the sectional view that the utility model first embodiment makes progress perpendicular to photosensitive drum shaft;
Fig. 2 is the enlarged drawing after the drum frame among Fig. 1 first embodiment is rotated counterclockwise 90 degree, and wherein enclosing cover is in and uncovered released state;
Fig. 3 is the exploded view of the drum frame among the utility model first embodiment;
Fig. 4 is the enlarged drawing after the developing frame among Fig. 1 first embodiment is rotated counterclockwise 90 degree;
Fig. 5 is the developing frame exploded view among the utility model first embodiment.
Embodiment and accompanying drawing below in conjunction with the utility model are further described.
Embodiment
First embodiment
Referring to Fig. 1, thereby be by developing device and the drum assembly powder box 1 that links together and be integrally formed shown in the figure.Developing device comprises developing frame 2, and the drum assembly comprises drum frame 3.Developer roll (not shown) and powder feeding roller (not shown) rotatably are supported on the developing frame 2, and powder delivery cutter 21 is installed on the developing frame, are used to control the carbon dust thickness that the developer roll surface is carried.Photosensitive drums 31 is rotatably installed on the drum frame 3, and cleaning doctor 32 is installed on the drum frame 3, is used to reclaim carbon dust residual on the photosensitive drums 31.
Referring to Fig. 2 and Fig. 3, drum frame 3 comprises housing 33, inner cap 34 and enclosing cover 35.Photosensitive drums 31, cleaning doctor 32 is installed on the housing 33 with work packages such as sealing scraping blade 36, and housing 33 surrounds useless powder accommodation section 37 with these work packages, is used to take in the useless powder that cleaning doctor 32 reclaims.Housing 33 has uncovered 38, uncovered 38 and is connected with useless powder accommodation section 37, and the inside surface around uncovered 38 extends support portion 331 to uncovered center.The perimeter support of inner cap 34 forms the glue groove thereby make between periphery and uncovered 38 the inside surface of inner cap 34 on support portion 331; Glue a is infused in the glue groove, the inside surface of be tightly connected inner cap 34 and uncovered 38, thus realize the useless powder accommodation section 37 of sealing.Simultaneously, the glue groove can retrain glue effectively and outside groove, flows.
For reducing cost and being convenient to assembling, inner cap 34 has the rigidity low than housing 33 in this example, that is to say; That can design is thinner relatively, therefore, even 331 of support portions are formed on uncovered 38 the pair of long edges; The a pair of long periphery 341 of inner cap 34 is supported on the support portion 331; And a pair of short periphery 342 of inner cap 34 can push with the inside surface of uncovered 38 pair of short edges, makes short periphery 342 press the inside surface of uncovered 38 minor face, thus formation glue groove.
Enclosing cover 35 has the rigidity higher than inner cap 34, and is fixed on uncovered 38 edge.The effect of enclosing cover 35 is protection inner caps 34, avoids inner cap 34 to receive the external force infringement.Carry out a glue between enclosing cover 35 and uncovered 38 the edge and fix, also can adopt other fixed forms.
Between the support portion 331 stiffening plate 332 can be set, to reduce uncovered 38 contingent distortion.
Referring to Fig. 4 and Fig. 5, developing frame 2 comprises housing 22, inner cap 23 and enclosing cover 24.Sealing strip 25, work packages such as developer roll (not shown) and powder feeding roller (not shown) are installed on the housing 22, and housing 22 surrounds carbon dust accommodation section 26 with sealing strip 25, is used to store carbon dust.Housing 22 has uncovered 221, uncovered 221 and is connected with carbon dust accommodation section 26, and the inside surface of uncovered 221 pair of long edges extends support portion 222 to uncovered center.The perimeter support of inner cap 23 forms the glue groove thereby make between periphery and uncovered 221 the inside surface of inner cap 23 on support portion 222; Glue a is infused in the glue groove, the inside surface of be tightly connected inner cap 23 and uncovered 221, thus realize sealing carbon dust accommodation section 26.Simultaneously, the glue groove can retrain glue effectively and outside groove, flows.
For reducing cost and being convenient to assembling, inner cap 23 has the rigidity low than housing 22 in this example, that is to say; That can design is thinner relatively, therefore, even 222 of support portions are formed on uncovered 221 the pair of long edges; The a pair of long periphery 231 of inner cap 23 is supported on the support portion 222; And a pair of short periphery 232 of inner cap 23 can push with the inside surface of uncovered 221 pair of short edges, makes short periphery 232 press the inside surface of uncovered 221 minor face, thus formation glue groove.Uncovered 221 pair of short edges inside surface also can be provided with the support portion, supports a pair of short periphery 232 of inner cap 23, thereby need not to form the glue groove by extruding.
Enclosing cover 24 has the rigidity higher than inner cap 23, and is fixed on uncovered 221 edge.The effect of enclosing cover 24 is protection inner caps 23, avoids inner cap 23 to receive the infringement of external force.Carry out a glue between enclosing cover 24 and uncovered 221 the edge and fix, also can adopt other fixed forms.
Second embodiment
The difference of second embodiment and first embodiment is: powder box includes only developing device and does not comprise bulging assembly.Developing device comprises developing frame and is installed in the developer roll on the developing frame, powder feeding roller, powder delivery cutter and meal outlet sealing strip.The structure of developing frame is basic identical among the structure of developing frame and first embodiment, repeats no more at this.
The 3rd embodiment
The difference of the 3rd embodiment and first embodiment is: powder box includes only bulging assembly and does not comprise developing device.The drum assembly comprises drum frame and is installed in the photosensitive drums on the drum frame, charging device and cleaning device.The structure of drum frame is basic identical among the structure of drum frame and first embodiment, repeats no more at this.
Claims (5)
1. powder box comprises
Housing, and the work package of installing in the said housing;
The accommodation section is used to hold carbon dust and/or useless powder, and the described accommodation section is surrounded by said housing and said work package;
It is characterized in that:
Uncovered, be formed on the said housing, and be communicated with the described accommodation section;
The support portion, the inside surface that constitutes the long limit of said uncovered at least one pair of certainly extends to said uncovered center;
Inner cap, the perimeter support of said inner cap form the glue groove thereby make between periphery and the said inside surface of said inner cap on said support portion;
Glue is infused in the said glue groove, and said inner cap and said inside surface are tightly connected.
2. powder box according to claim 1 is characterized in that:
Enclosing cover, said enclosing cover have the higher rigidity of more said inner cap, and are fixed on said uncovered edge.
3. powder box according to claim 2 is characterized in that:
Said inner cap is formed with the cavity relative with the described accommodation section.
4. powder box according to claim 3 is characterized in that:
Said inner cap adopts pvc material to process with plastic uptake technology.
5. powder box according to claim 4 is characterized in that:
The thickness of said inner cap is 0.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220141836 CN202548534U (en) | 2012-04-02 | 2012-04-02 | Powder box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220141836 CN202548534U (en) | 2012-04-02 | 2012-04-02 | Powder box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202548534U true CN202548534U (en) | 2012-11-21 |
Family
ID=47169142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220141836 Expired - Lifetime CN202548534U (en) | 2012-04-02 | 2012-04-02 | Powder box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202548534U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317176A (en) * | 2014-09-29 | 2015-01-28 | 韩进龙 | Continuous toner supply toner cartridge and image forming device |
| CN110209028A (en) * | 2019-07-08 | 2019-09-06 | 广州奥盛电子科技有限公司 | A kind of cartridge of novel spot gluing method |
| CN111580363A (en) * | 2019-02-19 | 2020-08-25 | 京瓷办公信息系统株式会社 | Developing device and image forming apparatus |
-
2012
- 2012-04-02 CN CN 201220141836 patent/CN202548534U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317176A (en) * | 2014-09-29 | 2015-01-28 | 韩进龙 | Continuous toner supply toner cartridge and image forming device |
| CN111580363A (en) * | 2019-02-19 | 2020-08-25 | 京瓷办公信息系统株式会社 | Developing device and image forming apparatus |
| CN111580363B (en) * | 2019-02-19 | 2023-01-10 | 京瓷办公信息系统株式会社 | Developing device and image forming apparatus |
| CN110209028A (en) * | 2019-07-08 | 2019-09-06 | 广州奥盛电子科技有限公司 | A kind of cartridge of novel spot gluing method |
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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: 20121121 |