CN201531595U - Sealing component and toner cartridge - Google Patents
Sealing component and toner cartridge Download PDFInfo
- Publication number
- CN201531595U CN201531595U CN2009202383258U CN200920238325U CN201531595U CN 201531595 U CN201531595 U CN 201531595U CN 2009202383258 U CN2009202383258 U CN 2009202383258U CN 200920238325 U CN200920238325 U CN 200920238325U CN 201531595 U CN201531595 U CN 201531595U
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- toner
- sealing
- bellows
- shaped structure
- axial
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Abstract
The utility model relates to a sealing component and a toner cartridge. The sealing component is a tubular body made of elastic materials, two axial ends of the tubular body are clipping ends, and the middle portion is an axially retractable bellow-shaped structure. The toner cartridge comprises a cartridge body accommodating toner, one axial end face of the cartridge body is provided with an opening and a tubular connection mechanism, the outer wall of the tubular connection mechanism is in clearance fit with the opening, and one end, arranged inside the cartridge body, of the tubular connection mechanism is an open end while the other end outside of the cartridge body is provided with a toner outlet capable of being opened and closed. The sealing component with the tubular body made of elastic materials, two axial ends of the tubular body are the clipping end, the middle portion of the tubular body is the axially retractable bellow-shaped structure, and the two clipping ends of the sealing component are respectively and elastically fixed on the opening and the open end. The sealing component has the advantage of avoding being clamped into the tubular connection mechanism.
Description
Technical field
The utility model relates to a kind of Sealing and uses the toner bottle of this Sealing, specifically, relates to and a kind ofly is provided as the toner accommodating bottle of the toner of usefulness and is exclusively used in the Sealing of this toner bottle to electrophotographic image forming apparatus.
Background technique
Electrophotographic image forming apparatus such as duplicating machine, laser printer, facsimile apparatus use fine grain toner as developer.When the toner in the electrophotographic image forming apparatus used up, toner was carried to electrophotographic image forming apparatus by toner bottle.
As everyone knows, toner is very tiny particle, and when carrying out toner supply, toner bottle is placed in the electrophotographic image forming apparatus, and through a little opening gradually being subjected in device mouthful discharge, spread everywhere to other undesirable zones to avoid toner.
Publication number is the Chinese invention patent application of CN1680886A discloses a kind of electrostatographic reproduction machine and the use of this electrostatographic reproduction machine in embodiment 1 a toner bottle, toner bottle has a main body, an opening is arranged on the main body radial end surface, a live axle stretches out from opening, a seal element has an engaging hole, this engaging hole and live axle slidably mate, this engaging hole seals away from the end of live axle, so prevent from during the opening on the seal element sealed body to leak toner by engaging hole.After toner bottle is packed electrostatographic reproduction machine into, will be by the end of the device clamping seal element in the electrostatographic reproduction machine, and main body is moving axially relatively, make it to break away from opening, be that opening is opened, simultaneously, clamping seal element and is rotated, thereby drive live axle, main body rotation, toner is little by little supplied with to electrostatographic reproduction machine.Yet the structure of its disclosed toner bottle is very unreasonable, and for example the sealing between seal element and the opening seals by compressed sponge, needs bigger power when opening sealing, and is very easy because of the excessive electrostatographic reproduction machine that damages of exerting oneself.In addition, because of the seal action of sponge, the space in the toner bottle seals fully, therefore can make the moment of the interior external opening encapsulation action of toner bottle produce pressure difference, thereby can cause toner to be revealed.
For addressing this problem, notification number is that the Chinese utility model patent of CN201130299Y discloses a kind of carbon dust bottle (being toner bottle), and this bottle comprises container body, and inside holds carbon dust, and the one end is provided with front cover; Coupling mechanism, can be with respect to the axial motion of front cover along container body, first end of described coupling mechanism is positioned at the inside of described container body, and second end passes the outside that described front cover extend out to described container body, and described second end is provided with the driving force receiving part of accepting driving force; Powder outlet is located on the coupling mechanism; Sealing, its axial end is connected the end face inboard of front cover, and axially the other end is connected first end of coupling mechanism.This carbon dust bottle has solved the problems referred to above preferably, but the structure of Sealing is isodiametric vertically tubular membrane, can produce bigger restoring force when tubular membrane stretches, and needs electrostatographic reproduction machine to be overcome to keep powder outlet to open; , cause motion not smooth when but tubular membrane often is snapped in the gap of coupling mechanism and front cover during by axial compression.
Summary of the invention
Main purpose of the present utility model provides a kind of structure of improving to prevent to snap in the Sealing that mechanism influences mechanism's operation;
Another purpose of the present utility model provides a kind of toner bottle that uses above-mentioned Sealing.
For achieving the above object, the Sealing that the utility model provides comprises the cylindrical body of being made by elastic material, and the axial two ends of cylindrical body are the lock ring end, and the middle part is axial telescopic bellows-shaped structure.
By above scheme as seen, after adopting axial telescopic bellows-shaped structure, when two lock ring ends vertically near or away from the time, the middle part of bellows-shaped structure can be avoided effectively producing unsuitable displacement diametrically in flexible vertically and be snapped in mechanism or overturn to the lock ring end when shrinking.
Further scheme is that the minimum diameter of bellows-shaped structure is greater than described lock ring end diameter.Just, the lock ring end needs to be enclosed within on the member after the expansion that radially work is bigger, makes the fixing more reliable of the relative member of lock ring end.
A concrete scheme is that the bellows-shaped structure becomes the diameter distribution vertically.The form that becomes diameter depends on the shape of the middle part inner member of bellows-shaped structure, with the middle part of assurance bellows-shaped structure and the appropriate gap of member.For member is isodiametric situation, and bellows-shaped is constructed equal diameter distribution vertically.
Further scheme is that the ratio of thickness and axial average diameter of bellows-shaped structure is between 0.05-0.2.This value both can guarantee in this scope that the bellows-shaped structure produces unsuitable displacement diametrically, can make Sealing be unlikely to take excessive radial space size again.
Comprise a bottle main body according to toner bottle of the present utility model, have toner in it, an axial end of bottle main body is provided with an opening.A tubulose coupling mechanism, the outer wall of tubulose coupling mechanism cooperates with described opened gap, and an end that is positioned at bottle main body is an open-mouth end, be positioned at the outer end of bottle main body and be provided with able to turn on or off toner outlet, a Sealing, it has the cylindrical body that elastic material is made, and the axial two ends of cylindrical body are the lock ring end, the middle part of cylindrical body is axial telescopic bellows-shaped structure, and two lock ring ends of Sealing flexibly are fixed on respectively on opening and the described open-mouth end.This shows, when the relative under external force opening of tubulose coupling mechanism is done axial motion, Sealing can have the gap of toner between tubulose coupling mechanism and opening that prevents in bottle main body to external leakage, also can avoid the middle part of Sealing to snap in gap between opening and the tubulose coupling mechanism simultaneously effectively.
Further scheme is that the minimum diameter of bellows-shaped structure is greater than lock ring end diameter.Just, the lock ring end needs to be enclosed within on opening and the open-mouth end after the expansion that radially work is bigger, makes the fixing more reliable of relative opening of lock ring end and open-mouth end.
A concrete scheme is that the bellows-shaped structure becomes the diameter distribution vertically.The form that becomes diameter depends on the shape of tubulose coupling mechanism in the middle part of bellows-shaped structure, to guarantee the middle part that bellows-shaped is constructed and the appropriate gap of tubulose coupling mechanism.Is isodiametric situation for the tubulose coupling member in the middle part of bellows-shaped structure, and bellows-shaped is constructed equal diameter distribution vertically.
Further scheme is that the ratio of thickness and axial average diameter of bellows-shaped structure is between 0.05-0.2.This value both can guarantee in this scope that the bellows-shaped structure produces unsuitable displacement diametrically, can make Sealing be unlikely to take excessive radial space size again in toner bottle.
The utility model is constructed more specifically and advantage will be illustrated in following embodiment.
Description of drawings
Fig. 1 is the utility model toner bottle embodiment's a structural drawing;
Fig. 2 is the STRUCTURE DECOMPOSITION figure of Fig. 1;
Fig. 3 is the structural drawing of primary importance relation between reflection tubulose coupling mechanism and end cap and Sealing;
Fig. 4 is the structural drawing of second place relation between reflection tubulose coupling mechanism and end cap and Sealing;
Fig. 5 is the utility model Sealing first embodiment's a stereogram;
Fig. 6 is the sectional view that Fig. 5 shows Sealing;
Fig. 7 is the utility model Sealing second embodiment's a sectional view.
Embodiment
Toner bottle embodiment:
The working principle of the electrophotographic image forming apparatus that present embodiment was applied to and working method, existing explanation fully in the patent documentation that aforementioned background art is quoted as proof, repeat no more herein, below only the structure of present embodiment and the working principle under the effect of electrophotographic image forming apparatus associated drives mechanism are described in detail.
Referring to Fig. 1 and Fig. 2, toner bottle has a bottle main body 100, hold toner in it, consider from technology, bottle main body 100 is by back cover 101, fore shell 102, end cap 103 fixed order are formed by connecting, end cap 103 is formed with an opening on axis, tubulose coupling mechanism 200 cooperates with this opened gap and can be in axial sliding by relative under external force opening, this gap 400 is fixed and at one end is fixed on opening, the other end is fixed on Sealing 300 sealings that tubulose coupling mechanism 200 is positioned at the open-mouth end of bottle main body 100, leaks to the external world from this gap 400 to prevent the toner in bottle main body 100.
Intrinsic spiral helicine material feeding rods 104 in the bottle main body 100, when toner bottle in electrophotographic image forming apparatus when axis rotate, it can transport bottle main body 100 interior toners to tubulose coupling mechanism one end.
Referring to Fig. 2, tubulose coupling mechanism 200 has a coupling head 201 that connects with the electrophotographic image forming apparatus driving head, a pair of four feather keys 203 that cooperate with keyway on the end cap 103 opening inner edges that are provided with and the Sealing fixed groove 204 on the open-mouth end outer rim on symmetrically arranged toner outlet 202, outer wall on the sidewall, the lower edge outer rim of end cap 103 is provided with Sealing fixed groove 1031, and end cap 103 is fixed on fore shell 102 front ends by fastening piece.
Referring to Fig. 1, Fig. 2, be provided with valve mechanism in the tubulose coupling mechanism 200, its structure is as follows, valve 210 outer rims are fixed with sponge 220, wherein a pair of through hole 221 on the sponge 220 is aimed at a pair of through hole 211 on the valve 210, the lower end of latch 240 in the upper end of valve 210, also is provided with the feather key 212 that cooperates with keyway on tubulose coupling mechanism 200 inwalls by a cotter pin 250 pin joints on the outer rim of valve.The stirring apparatus 105 that is made of puddle support 1051 and blade is fixed on the open-mouth end of tubulose coupling mechanism 200.Stage clip 230 is placed between puddle support 1051 and the valve 210.
When toner bottle was not packed electrophotographic image forming apparatus into, in the axial direction, the through hole 211 on the valve 210 staggered with the toner outlet 202 on the tubulose coupling mechanism 200, and promptly the toner in the bottle main body 100 is in closed condition; Toner bottle is packed into behind the electrophotographic image forming apparatus, under the effect of driving mechanism, it is descending in Fig. 1 that latch 240 drives valve 210 relative tubulose coupling mechanisms 200, through hole 211 is aimed at toner outlet 202, promptly the toner in the bottle main body is in opening state, simultaneously, compression press spring 230 pressurizeds produce restoring force in the descending process of valve 210.At this moment, when toner bottle rotation under electrophotographic image forming apparatus drives, toner provides to electrophotographic image forming apparatus from toner outlet 202 under the effect of material feeding rod 104 and stirring apparatus 105.When toner bottle took off on electrophotographic image forming apparatus, under the effect of stage clip 230 restoring forces, valve 210 relative tubulose coupling mechanisms 200 were up, and through hole 211 staggers with toner outlet 202, and toner goes out 202 and is in closed condition.
Referring to Fig. 3, Fig. 4, the opening on tubulose coupling mechanism 200 relative end caps 103 is axially when primary importance moves to the second place, and Sealing 300 is axially being stretched, otherwise Sealing restores to the original state.
Sealing first embodiment:
Referring to Fig. 5, Sealing 300 can adopt rubber, latex elastomeric material to make, in the axial direction, the two ends of cylindrical body are banding end 301, and the middle part of cylindrical body is a bellows-shaped structure 302, this routine bellows-shaped structure 302 has been seen two road bulge loops from the outside, obviously, according to different sealing occasions, bellows-shaped structure 302 can also be three roads or more bulge loop, also can be whorl, whorl has the pitch more than two or two.As seen from Figure 5, the minimum diameter of bellows-shaped structure 302 is greater than the diameter of banding end 301, and promptly the scrobicular ring internal diameter in the middle of the two road bulge loops is understandable that greater than the diameter of banding end 301 openings this is meant Sealing 300 situation under the free state when not installing.
Referring to Fig. 6, the diameter of the bellows-shaped of this routine Sealing structure 302 is constant along axial direction, and the ratio of the thickness b of bellows-shaped structure 302 and diameter D is between 0.05-0.2.
Sealing second embodiment:
Referring to Fig. 7, the difference of this routine Sealing and last routine Sealing is that the diameter of bellows-shaped structure 302 from top to bottom changes from small to big along axial direction, and the ratio of the thickness b of bellows-shaped structure 302 and average diameter (D1+D2)/2 is between 0.05-0.2.Be understandable that diameter is not limited in gradual change along the variation of axis, also can suddenly change that the mode of variation depends on the outer rim shape at the tubulose coupling mechanism 200 that axially is positioned at Sealing 300 inside.
Claims (10)
1. Sealing comprises
The cylindrical body that elastic material is made, the axial two ends of described cylindrical body are the lock ring end;
It is characterized in that:
The middle part of described cylindrical body is axial telescopic bellows-shaped structure.
2. Sealing according to claim 1 is characterized in that:
The minimum diameter of described bellows-shaped structure is greater than described lock ring end diameter.
3. Sealing according to claim 2 is characterized in that:
Described bellows-shaped structure becomes diameter vertically and distributes.
4. Sealing according to claim 2 is characterized in that:
Described bellows-shaped is constructed vertically, and equal diameter distributes.
5. according to each described Sealing of claim 1 to 4, it is characterized in that:
The thickness of described bellows-shaped structure and the ratio of axial average diameter are between 0.05-0.2.
6. toner bottle comprises
The bottle main body has toner in it, an axial end of described bottle main body is provided with an opening;
One tubulose coupling mechanism, the outer wall of described tubulose coupling mechanism cooperates with described opened gap, and an end that is positioned at described bottle main body is open-mouth end, is positioned at the outer end of described bottle main body and is provided with able to turn on or off toner and exports;
It is characterized in that:
One Sealing, it has
The cylindrical body that elastic material is made, the axial two ends of described cylindrical body are the lock ring end;
The middle part of described cylindrical body is axial telescopic bellows-shaped structure;
Two described lock ring ends of described Sealing flexibly are fixed on respectively on described opening and the described open-mouth end.
7. toner bottle according to claim 6 is characterized in that:
The minimum diameter of described bellows-shaped structure is greater than described lock ring end diameter.
8. toner bottle according to claim 7 is characterized in that:
Described bellows-shaped structure becomes diameter vertically and distributes.
9. toner bottle according to claim 7 is characterized in that:
Described bellows-shaped is constructed vertically, and equal diameter distributes.
10. according to each described toner bottle of claim 6 to 9, it is characterized in that:
The thickness of described bellows-shaped structure and the ratio of axial average diameter are between 0.05-0.2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202383258U CN201531595U (en) | 2009-10-27 | 2009-10-27 | Sealing component and toner cartridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202383258U CN201531595U (en) | 2009-10-27 | 2009-10-27 | Sealing component and toner cartridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201531595U true CN201531595U (en) | 2010-07-21 |
Family
ID=42526999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202383258U Expired - Fee Related CN201531595U (en) | 2009-10-27 | 2009-10-27 | Sealing component and toner cartridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201531595U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277513A (en) * | 2013-06-20 | 2013-09-04 | 印树清 | Electronic component fitting |
| CN107966891A (en) * | 2017-11-01 | 2018-04-27 | 珠海市拓佳科技有限公司 | A kind of Delevoping cartridge |
-
2009
- 2009-10-27 CN CN2009202383258U patent/CN201531595U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277513A (en) * | 2013-06-20 | 2013-09-04 | 印树清 | Electronic component fitting |
| CN107966891A (en) * | 2017-11-01 | 2018-04-27 | 珠海市拓佳科技有限公司 | A kind of Delevoping cartridge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100721 Termination date: 20151027 |
|
| EXPY | Termination of patent right or utility model |