CN201237698Y - Carbon powder box - Google Patents
Carbon powder box Download PDFInfo
- Publication number
- CN201237698Y CN201237698Y CNU2008201887597U CN200820188759U CN201237698Y CN 201237698 Y CN201237698 Y CN 201237698Y CN U2008201887597 U CNU2008201887597 U CN U2008201887597U CN 200820188759 U CN200820188759 U CN 200820188759U CN 201237698 Y CN201237698 Y CN 201237698Y
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- China
- Prior art keywords
- strip
- sealing
- paper used
- envelope film
- sealing mouth
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- 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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Abstract
The utility model provides a carbon powder box, which comprises a developing framework. The developing framework comprises a shell which forms a powder bin which is used for holding carbon powder; a powder outlet is arranged at one sidewall of the powder bin; a pasting surface is arranged the periphery of the outer edge of the powder outlet; a sealing strip is pasted on the pasting surface, used for sealing the powder outlet, and provided with a sealing strip pad and a sealing membrane which is pasted on the sealing strip pad; a sealing strip opening is arranged at one side of the pasting surface and connected with a base line of the sealing strip after being abutted with the pasting surface; and the distance from the terminal of the sealing membrane on the sealing strip pad to the base line of the sealing strip opening is more than the height of the sealing strip opening. The utility model can effectively prevent the situation that the user can not tear the sealing membrane as a result that the carbon powder on the sealing membrane is deposited at the terminal of the sealing membrane, and avoid the influence on the operation of the laser printer.
Description
Technical field
The utility model relates to a kind of cartridge, especially a kind of cartridge that is applied to laser printer.
Background technology
Laser printer is fast with its print speed, print quality is high, more and more is subjected to people and likes.Laser printer uses dismountable cartridge to load mostly and prints the carbon dust that uses, and during printing, the carbon dust that cartridge will be contained in wherein is transported on the print paper, forms the required pattern and character of user.
Existing a kind of cartridge structure as shown in Figure 1, existing cartridge comprises developing frame 11 and the drum frame 12 that interconnects cooperation, developing frame 11 is connected by the end cap 13 that is arranged on the cartridge two ends with drum frame 12.Wherein, developing frame 11 has housing 1, and housing 1 is surrounded by the powder storehouse, accommodates the carbon dust of printing use and the puddle support (not looking among the figure) of stirring carbon dust use etc. in the powder storehouse.And, on developing frame 11, being provided with developer roll 15, an end of developing frame 11 also is provided with and drives the drive gear set 16 that developer roll 15 rotates.
Referring to Fig. 2, be the structural drawing of existing cartridge developing frame, for say something clear for the purpose of, omit parts such as developer roll, drive gear set among Fig. 2, and sealing strip is torn.Existing developing frame has housing 1, housing 1 surrounds the powder storehouse 2 that accommodates carbon dust, powder storehouse 2 is positioned on the sidewall behind the developer roll and offers meal outlet 3, and promptly developer roll can be rotatably set in the meal outlet place, and the carbon dusts that are contained in the powder storehouse 2 can be attached on the developer roll equably by meal outlet 3.As seen from Figure 2, meal outlet 3 is a rectangular aperture, is stickup face 4 in a week of meal outlet 3 outer rims, and the Pasting sealing strip is with sealing power discharging mouth 3 on the stickup face 4.
Referring to Fig. 3, be the partial enlarged drawing at existing another visual angle of cartridge developing frame, developer roll, drive gear set are omitted among the figure, and sealing strip is torn.In the existing developing frame, a side of stickup face 4 is provided with strip of paper used for sealing mouth 5, and strip of paper used for sealing mouth 5 is the through hole of a narrow elongate, and a strip of paper used for sealing plug 7 (referring to Fig. 7) is arranged in the strip of paper used for sealing mouth 5, and an end of sealing strip passes strip of paper used for sealing mouth 5 and passes outside the developing frame.And strip of paper used for sealing mouth 5 is arranged on first side 31 1 sides near meal outlet 3, and strip of paper used for sealing mouth 5 and stickup face 4 adjacency, and abutment line is a strip of paper used for sealing mouth end line 6.Simultaneously, strip of paper used for sealing mouth end line 6 is parallel with the first side 31 of meal outlet 3.
Pasting one sealing strip is with meal outlet 3 sealings on the stickup face 4, and referring to Fig. 4, existing sealing strip 8 has strip of paper used for sealing pad 81, and strip of paper used for sealing pad 81 middle parts have through hole 82, and through hole 82 is roughly rectangular, and roughly coincide with meal outlet 3.Be pasted with envelope film 83 on the strip of paper used for sealing pad 81, the flexible membrane that envelope film 83 approaches for one deck, it comprises the peel ply 84 that sticks on the strip of paper used for sealing pad 81 and from strip of paper used for sealing pad 81 afterbodys 88 outward extending extensions 85.One end of extension 85 is connected with peel ply 84, and the other end is a free end.Simultaneously, it is parallel with the end line 87 of strip of paper used for sealing pad 81 that envelope film 83 sticks on the end 86 of strip of paper used for sealing pad 81, and the distance between the end line 87 of envelope film end 86 and strip of paper used for sealing pad 81 is very little, is generally 0 to 2 millimeter.
Referring to Fig. 5, sealing strip 8 sticks on aforesaid stickup face 4 (referring to Fig. 3) when going up, and the peel ply 84 of envelope film 83 sticks on the strip of paper used for sealing pad 81, and the afterbody 88 of extension 85 self-sealed article pads 81 is turned back and passed aforesaid strip of paper used for sealing mouth 5 (referring to Fig. 3).Like this, the peel ply 84 of envelope film 83 is with through hole 82 (referring to Fig. 4) sealing, thereby the meal outlet of sealing cartridge prevents carbon dust outwards leakage from meal outlet.Before the user is installed to laser printer with cartridge, envelope film 83 need be torn, make the carbon dust in the powder storehouse supply powder to developer roll, hand-held cartridge of user, another pulls extension 85 free ends that pass the strip of paper used for sealing mouth, direction of arrow pulling envelope film 83 in Fig. 5, peel ply 84 promptly separates with strip of paper used for sealing pad 81.
Referring to Fig. 6, be the partial enlarged drawing after existing cartridge developing frame omits developer roll.When sealing strip 8 pasted on the stickup face 4, the free end of envelope film 83 extensions 85 passed strip of paper used for sealing mouth 5 and extends to the outside of cartridge housing 1.During use, the free end of user's direction of arrow pulling extension 85 in Fig. 6, promptly peelable envelope film 83.
Because distance is very little between the end line 87 of envelope film of existing sealing strip 8 terminal 86 and strip of paper used for sealing pad 81, even part is sealed film terminal 86 and is overlapped with the end line 87 of strip of paper used for sealing pad 81, therefore, when sealing strip 8 pastes on the stickup face 4, envelope film terminal 86 almost overlaps with strip of paper used for sealing mouth end line 6, and the distance of promptly sealing between film end 86 and the strip of paper used for sealing mouth end line 6 is almost nil.
Referring to Fig. 7, be that enlarged diagram is partly cutd open in existing cartridge developing frame part.Be provided with strip of paper used for sealing plug 7 in the strip of paper used for sealing mouth 5, with strip of paper used for sealing mouth 5 sealing, prevent that carbon dust from outwards revealing from strip of paper used for sealing mouth 5.When sealing strip 8 pasted on the stickup face 4, extension 85 free ends of envelope film 83 passed the gap between strip of paper used for sealing mouth 5 and the strip of paper used for sealing plug 7, and passed the outside of developing frame.
Before the user is installed to laser printer with cartridge, envelope film 83 need be torn, this moment, enlarged diagram was partly cutd open as shown in Figure 8 in the part of developing frame.When the user spurred the free end of envelope film 83 extensions 85, envelope film 83 is extruding strip of paper used for sealing plug 7 downwards, and elastic deformation takes place strip of paper used for sealing plug 7, and the distance between its upper surface and strip of paper used for sealing mouth 5 upper surfaces is H, and just the height of strip of paper used for sealing mouth 5 is H.
As seen from Figure 8, terminal 86 distances to strip of paper used for sealing mouth end line 6 of strip of paper used for sealing are S1, and S1 is less than H, and promptly strip of paper used for sealing mouth terminal 86 to the distance of strip of paper used for sealing mouth end line 6 less than strip of paper used for sealing mouth 5 highly.If clampings have impurity such as carbon dust or dust in the envelope film 83, have carbon dust etc. between the extension 85 that promptly seals film 83 and the peel ply 84, the user spurs extension 85 when tearing envelope film 83, and peel ply 84 is just with volumes such as carbon dusts firmly and before being blocked in narrow strip of paper used for sealing mouth 5.Like this, the carbon dusts that are blocked in before the strip of paper used for sealing mouth 5 overstock on envelope film end 86, and causing sealing film 83 can't separate with strip of paper used for sealing pad 81, and the user just can't take off envelope film 83 from developing frame.After cartridge is installed to laser printer, also can influence the work of laser printer.
Summary of the invention
Fundamental purpose of the present utility model provides the cartridge that a kind of user of being convenient to tears sealing strip envelope film;
Another purpose of the present utility model provides a kind of cartridge of effectively avoiding influencing laser printer work.
For realizing above-mentioned fundamental purpose, the cartridge that the utility model provides comprises developing frame, this developing frame has a housing, housing surrounds a powder storehouse that accommodates carbon dust, on a sidewall in powder storehouse, be provided with a meal outlet, one week of meal outlet outer rim is provided with stickup face, one sealing strip sticks on the stickup face and the sealing power discharging mouth, the sealing bar has a strip of paper used for sealing pad and sticks on envelope film on the strip of paper used for sealing pad, and stickup face one side is provided with a strip of paper used for sealing mouth, and strip of paper used for sealing mouth and stickup face are adjacent on the strip of paper used for sealing mouth end line, wherein, the envelope film sticks on end on the strip of paper used for sealing pad to the distance of the strip of paper used for sealing mouth end line height greater than the strip of paper used for sealing mouth.
By such scheme as seen, after sealing strip pastes on the stickup face, between envelope film end and the strip of paper used for sealing mouth end line bigger distance is arranged, and envelope film end is than the close more meal outlet of strip of paper used for sealing mouth end line.Like this, when the user tears the envelope film, even volume has carbon dust in the envelope film, there is bigger space to hold carbon dust between strip of paper used for sealing end and the strip of paper used for sealing mouth end line, carbon dust can be evenly distributed between envelope film end and the strip of paper used for sealing mouth end line, and can not overstock on envelope film end, the user still can tear the envelope film, can not influence the operate as normal of laser printer because of tearing the envelope film.
A preferred scheme is, the meal outlet of developing frame is the opening of rectangle, and has the first side, the strip of paper used for sealing mouth is arranged on the side near the meal outlet first side, strip of paper used for sealing mouth end line, meal outlet first side are parallel to each other with envelope film end, and apart from weak point, strip of paper used for sealing mouth end line is to the terminal distance of envelope film to the first side of meal outlet for strip of paper used for sealing mouth end line.
This shows, envelope film end than the first side of meal outlet further from strip of paper used for sealing mouth end line, the envelope film is terminal longer to the distance of the first side of meal outlet than strip of paper used for sealing mouth end line to the distance between the strip of paper used for sealing mouth end line like this, can guarantee to seal film terminal with strip of paper used for sealing mouth end line between have enough spaces to hold to twist in carbon dust on the envelope film, carbon dust can not overstock is sealing on the film end.Thus, the user can tear the envelope film easily, avoids the work of laser printer is impacted.
Description of drawings
Fig. 1 is the STRUCTURE DECOMPOSITION figure of existing cartridge;
Fig. 2 is the structural drawing after existing cartridge developing frame omits parts such as developer roll and tears sealing strip;
Fig. 3 is the partial enlarged drawing at another visual angle after existing cartridge developing frame omits parts such as developer roll and tears sealing strip;
Fig. 4 is the structure enlarged drawing of existing cartridge sealing strip;
Fig. 5 is another state enlarged diagram of existing cartridge sealing strip;
Fig. 6 is the partial enlarged drawing after existing cartridge developing frame omits parts such as developer roll;
Fig. 7 is that enlarged diagram is partly cutd open in existing cartridge developing frame part;
Fig. 8 is that enlarged diagram is partly cutd open in the part under the existing cartridge developing frame user mode;
Fig. 9 is that developing frame omits partial enlarged drawing behind the parts such as developer roll among the utility model first embodiment;
Figure 10 is the structure enlarged drawing of sealing strip among the utility model first embodiment;
Figure 11 is that enlarged diagram is partly cutd open in the developing frame part among the utility model first embodiment;
Figure 12 is that enlarged diagram is partly cutd open in the developing frame part among the utility model second embodiment.
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment
Referring to Fig. 9, be that developing frame omits partial enlarged drawing behind the developer roll among the utility model first embodiment.The cartridge of present embodiment is made of the two end cap of interconnective developing frame, drum frame and connection developing frame and drum frame, wherein developing frame has housing 1, the powder storehouse 2 that housing 1 besieged city holds carbon dust, on a sidewall in powder storehouse, be provided with meal outlet 3, meal outlet one week of 3 outer rims is provided with stickup face 4, and is provided with strip of paper used for sealing mouth 5 at an end of stickup face 4, and stickup face 4 is adjacent to strip of paper used for sealing mouth end line 6 with strip of paper used for sealing mouth 5, these are identical with existing cartridge, repeat no more.
In the present embodiment, be pasted with sealing strip 9 on the stickup face 4, the structure of sealing strip 9 as shown in figure 10.In the present embodiment, sealing strip 9 is made of strip of paper used for sealing pad 91 and the envelope film 93 that sticks on the strip of paper used for sealing pad 91, and wherein strip of paper used for sealing pad 91 middle parts are provided with roughly the through hole 92 that coincide with the cartridge meal outlet.Envelope film 93 also is to be made of the peel ply 94 and the outward extending extension 95 of self-sealed article pad 91 afterbodys that stick on the strip of paper used for sealing pad 91, an end of extension 95 and peel ply 94 one, and the other end is a free end, these are identical with existing sealing strip.Different with existing sealing strip is that in the present embodiment, the end 96 of envelope film 93 does not overlap with the end line 97 of strip of paper used for sealing pad 91, and distance between the two is longer, is preferably 7 millimeters to 10 millimeters.
Review Fig. 9, after sealing strip 9 pasted stickup face 4, extension 95 self-sealed article pads 91 afterbodys of envelope film 93 were turned back, and its free end passes strip of paper used for sealing mouth 5 and extends to outside the housing 1.Envelope film end 96, strip of paper used for sealing mouth end line 6 are parallel to each other with the first side 31 of meal outlet 3, and envelope film terminal 96 is shorter to the distance of meal outlet first side 31, and strip of paper used for sealing mouth end line 6 is longer to the distance of the first side 31 of meal outlet 3.
When the user tore envelope film 93, synoptic diagram was partly cutd open as shown in figure 11 in the part of developing frame.In the present embodiment, terminal 96 distances to strip of paper used for sealing mouth end line 6 of strip of paper used for sealing are S2, and the height of strip of paper used for sealing mouth 5 is H, and S2 is greater than H, and promptly strip of paper used for sealing terminal 96 arrives the height of the distance of strip of paper used for sealing mouth end line 6 greater than strip of paper used for sealing mouth 5.Like this, there is bigger space to hold between envelope film terminal 96 and the strip of paper used for sealing mouth end line 6 and twists in the carbon dust that seals in the film 93.
This shows that if seal impurity such as carbon dust is arranged on the film 93, when the user tore envelope film 93, envelope film 93 meeting volumes are carbon dust firmly, carbon dust will be evenly distributed between envelope film terminal 96 and the strip of paper used for sealing mouth end line 6, seal on the film end 96 and can not overstock.Therefore, even seal impurity such as having carbon dust on the film 93, when the user tore envelope film 93, envelope film end 96 still can separate with strip of paper used for sealing pad 91, thereby avoided influencing the operate as normal of laser printer.
Referring to Figure 12, be that enlarged diagram is partly cutd open in the developing frame part among the utility model second embodiment.Terminal 96 distances to strip of paper used for sealing mouth end line 6 of envelope film are S3, and S3 is preferred much larger than strip of paper used for sealing mouth 5 height H, seal film end 96 strip of paper used for sealing mouth end line 6 be more than three times or three times of strip of paper used for sealing mouth 5 height H apart from S3, and S3 is 7 millimeters to 10 millimeters.In addition, the first side 31 of meal outlet 3 is L1 to the distance of strip of paper used for sealing mouth end line 6, and L1 is less than S3, promptly seal film terminal 96 to strip of paper used for sealing mouth end line 6 apart from S3 greater than the distance of meal outlet 3 first sides 31 to strip of paper used for sealing mouth end line 6.
This shows, between envelope film terminal 96 and the strip of paper used for sealing mouth end line 6 long distance is arranged, if have carbon dust on the envelope film 93, when the user tears envelope film 93, the carbon dust that envelope film 93 volumes are lived can be distributed between strip of paper used for sealing mouth end line 6 and the envelope film end 96, and can not overstock on envelope film end 96, the user still can tear envelope film 93 easily, avoids influencing the operate as normal of laser printer.
In the utility model, because envelope film terminal 96 arrives the height of the distance of strip of paper used for sealing mouth end line 6 greater than strip of paper used for sealing mouth 5, therefore, the user tears envelope film 93, the carbon dust that twists in the envelope film 93 can be distributed between envelope film terminal 96 and the strip of paper used for sealing mouth end line 6, and can't overstock on envelope film end 96, at envelope film 93 volumes the still tearable Kaifeng of user film 93 is arranged under the situation of carbon dust.
It is emphasized that at last; the utility model is not limited to above-mentioned embodiment, terminal change, the change of strip of paper used for sealing pulvilliform shape, envelope film as the envelope film with strip of paper used for sealing mouth end line distance terminal to strip of paper used for sealing mouth end line apart from also being included in the protection domain of the utility model claim with small variation such as the change of strip of paper used for sealing open height scale-up factor.
Claims (4)
1, cartridge comprises
Developing frame;
Described developing frame has a housing, described housing surrounds a powder storehouse that accommodates carbon dust, described powder storehouse has a meal outlet, one week of meal outlet outer rim is provided with stickup face, one sealing strip sticks on the stickup face and seals described meal outlet, and described sealing strip has a strip of paper used for sealing pad and sticks on envelope film on the strip of paper used for sealing pad;
Stickup face one side is provided with a strip of paper used for sealing mouth, and described strip of paper used for sealing mouth and stickup face are adjacent on the strip of paper used for sealing mouth end line;
It is characterized in that:
Described envelope film sticks on end on the strip of paper used for sealing pad to the distance of the strip of paper used for sealing mouth end line height greater than described strip of paper used for sealing mouth.
2, cartridge according to claim 1 is characterized in that:
The terminal distance to strip of paper used for sealing mouth end line of described envelope film is more than three times or three times of described strip of paper used for sealing open height.
3, cartridge according to claim 1 is characterized in that:
Described meal outlet is a rectangular aperture, and it has the first side, and described strip of paper used for sealing mouth is arranged on the side near the meal outlet first side;
Apart from weak point, described strip of paper used for sealing mouth end line is to the terminal distance of envelope film to the meal outlet first side for described strip of paper used for sealing mouth end line.
4, according to each described cartridge of claim 1 to 3, it is characterized in that:
Described strip of paper used for sealing mouth end line to described envelope film end-to-end distance from being 7 millimeters to 10 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201887597U CN201237698Y (en) | 2008-08-12 | 2008-08-12 | Carbon powder box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201887597U CN201237698Y (en) | 2008-08-12 | 2008-08-12 | Carbon powder box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201237698Y true CN201237698Y (en) | 2009-05-13 |
Family
ID=40650431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201887597U Expired - Lifetime CN201237698Y (en) | 2008-08-12 | 2008-08-12 | Carbon powder box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201237698Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103412469A (en) * | 2013-02-01 | 2013-11-27 | 珠海赛纳打印科技股份有限公司 | Powder box and imaging device with same |
| CN113031413A (en) * | 2019-12-25 | 2021-06-25 | 纳思达股份有限公司 | Powder cylinder and powder filling method |
-
2008
- 2008-08-12 CN CNU2008201887597U patent/CN201237698Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103412469A (en) * | 2013-02-01 | 2013-11-27 | 珠海赛纳打印科技股份有限公司 | Powder box and imaging device with same |
| CN113031413A (en) * | 2019-12-25 | 2021-06-25 | 纳思达股份有限公司 | Powder cylinder and powder filling 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 |
Granted publication date: 20090513 |
|
| CX01 | Expiry of patent term |