CN201532528U - Sealing cap and toner cartridge using same - Google Patents
Sealing cap and toner cartridge using same Download PDFInfo
- Publication number
- CN201532528U CN201532528U CN2009200622413U CN200920062241U CN201532528U CN 201532528 U CN201532528 U CN 201532528U CN 2009200622413 U CN2009200622413 U CN 2009200622413U CN 200920062241 U CN200920062241 U CN 200920062241U CN 201532528 U CN201532528 U CN 201532528U
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- China
- Prior art keywords
- gland bonnet
- lid
- ducted body
- spring
- powder
- 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.)
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Abstract
A sealing cap comprises an end face and a cover body, wherein the cover body is a spring-shaped hollow body, and one end of the hollow body is sealed by the end face while the other end extends out along the radial direction of the hollow body to form a round platform. The sealing cap has the advantages of fine sealing effect, falling-off resistance, leakage resistance and the like.
Description
Technical field
The utility model relates to gland bonnet that is used for the airtight container opening and the cartridge that uses the sealing lid.
Background technology
Printer and duplicating machine are the office equipment of using always, and existing laser printer or duplicating machine generally all have removable cartridge.Cartridge of the prior art has multiple, and having merely to developing cell provides or replenish carbon dust, only has with the split box of developing cell, comprises the one-piece type cartridge of developing cell and photosensitive unit in addition simultaneously.No matter which kind of cartridge all comprises a powder storehouse that holds carbon dust usually, wherein the powder storehouse of most of cartridge all is provided with and fills the powder filling port that carbon dust is used.After in the powder storehouse, having filled an amount of carbon dust, need to seal this powder filling port with gland bonnet, in case the blocking powder leaks out from powder filling port in storage, transportation and use, pollute.In the prior art a kind of one-piece type cartridge that comprises developing cell and photosensitive unit simultaneously as shown in Figure 1, it comprises developing cell 1, photosensitive unit 2, first side plate 3, second side plate 4 and gland bonnet 5.Developing cell 1 comprises powder storehouse 8 and developing element 7 that holds carbon dust at least, and the wall portion in powder storehouse 8 is provided with fills the powder filling port 6 that carbon dust is used; Photosensitive unit 2 comprises a photo-sensitive cell at least; First side plate 3 and second side plate 4 lay respectively at the both ends of developing cell 1; Gland bonnet 5 is used to seal powder filling port 6.
The gland bonnet of sealing powder storehouse powder filling port commonly used is to cover A as Fig. 2, plastics rounding shown in Figure 3, and it is cylindric that lid is basically, and circumferential inner wall is smooth, and outer circumferential walls is provided with annular protrusion.Dome A mainly realizes sealing by the interference fit between itself and the powder filling port, and the quality of sealing property is relevant with the control of magnitude of interference size.When the magnitude of interference hour, may be because of the poorly sealed leakage powder that causes, perhaps coupling mechanism force is not enough, gets loose to cause leaking powder in transportation; When the magnitude of interference was big, dome was installed difficulty, caused the dome distortion easily when mounted because of external force is excessive, caused the part dot encapsulation not firm, powder occurred leaking.In addition, when the magnitude of interference is big, powder filling port mouth wall more in short-term, after dome installed, powder filling port can produce an outside internal stress, and dome is outwards extruded, and when long time stored or transportation, dome might occur and be extruded and come off, thereby powder occur leaking.
Summary of the invention
One of the purpose of this utility model is to provide a kind of gland bonnet, to solve the existing not good problem of gland bonnet sealing effectiveness.
For solving the problems of the technologies described above, the technical scheme that the utility model provides is: gland bonnet comprises: end face and lid, and wherein, lid is the spring-like ducted body, and an end is by butt-end packing, and the other end radially outward stretches out along ducted body, forms a round platform.
To be the spring-like ducted body be made up of alternately projection and groove in axial direction scheme preferably.
Another preferably scheme be corrugated tube shape or threaded tubular for the spring-like ducted body.
Another preferably scheme be to have at least one on the perisporium of spring-like ducted body along the fold that circumferentially extends, distributes vertically.
The lid of the utility model gland bonnet is the spring-like hollow body structures, so lid has certain elasticity at axial direction, can dilatation.During assembling, when with frock gland bonnet being pressed into the container orifice that needs sealing, lid is elongated at axial direction, and this moment, the external diameter of lid diminished, and gland bonnet can be pressed in the container orifice at an easy rate.And when external force disappears, lid resilience under the effect of elastic restoring force, external diameter recovers, and the friction force between lid and the port wall increases, and is close to hole wall, with the hole wall interference fit, forms sealing and self-locking, can effectively prevent to leak.When hole wall more in short-term, lid can form back-off near the end, forms on the one hand to be self-locking to prevent gland bonnet to come off, and can more effectively prevent from the other hand to leak.
Another purpose of the present utility model is to provide a kind of cartridge, to solve the not good problem of powder filling port sealing effectiveness of existing cartridge.
For solving the problems of the technologies described above, the technical scheme that the utility model provides is: cartridge, at least comprise that one holds the powder storehouse of carbon dust, the wall portion in described powder storehouse is provided with fills the powder filling port that carbon dust is used, and this powder filling port adopts the gland bonnet sealing described in above-mentioned each scheme.
Another program is: cartridge, at least comprise a developing cell, developing cell comprises that inside can hold the powder storehouse and the developing element of carbon dust, and the wall portion in powder storehouse is provided with fills the powder filling port that carbon dust is used, and this powder filling port adopts the gland bonnet sealing described in above-mentioned each scheme.
Another program is: cartridge, be releasably attached on the image processing system main frame, and comprising: developing cell, comprise that inside can hold the powder storehouse and the developing element of carbon dust, wherein the wall portion in powder storehouse is provided with and fills the powder filling port that carbon dust is used; Photosensitive unit comprises photo-sensitive cell; First side plate and second side plate lay respectively at the two ends of developing cell; Wherein, powder filling port adopts the gland bonnet sealing described in above-mentioned each scheme.
After the powder filling port of cartridge adopted lid to be the gland bonnet of spring-like ducted body, sealing effectiveness was better, can effectively avoid transporting and use in carbon dust reveal.
Description of drawings
Fig. 1 is the decomposition texture synoptic diagram of existing cartridge;
Fig. 2 is the perspective view of existing gland bonnet;
Fig. 3 is the longitudinal profile synoptic diagram of existing gland bonnet;
Fig. 4 is the perspective view of the utility model embodiment one gland bonnet;
Fig. 5 is the side structure synoptic diagram of the utility model embodiment one gland bonnet;
Fig. 6 is the longitudinal profile synoptic diagram of the utility model embodiment one gland bonnet;
Fig. 7 is the synoptic diagram of the utility model embodiment one gland bonnet when being mounted to container orifice;
Fig. 8 is the synoptic diagram after the utility model embodiment one gland bonnet is mounted to container orifice;
Fig. 9 is the synoptic diagram after the utility model embodiment one gland bonnet is mounted to the short aperture of port wall.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail.
Embodiment
In conjunction with reference to figure 4 to Fig. 6, gland bonnet 5 comprises end face 51 and lid 52.Lid 52 is the spring-like ducted body, and the one end is sealed by end face 51, and the other end radially outward stretches out along the end, forms a round platform 53.In the time of in gland bonnet 5 is mounted to the sealed container orifice of need, end face 51 is positioned at the aperture, and the outer wall of lid 52 cooperates with the aperture inwall, and round platform 53 cooperates with the outer face of container orifice.Lid 52 distinctive spring body structures make lid 52 have certain elasticity at axial direction, can dilatation.When its when axial direction is elongated by external force, external diameter diminishes, and when external force disappears, it can resilience under the effect of elastic restoring force, external diameter recovers.
Gland bonnet 5 can use software, thin-walled material to make, and its end face 51 and lid 52 can be integrally formed, and wherein lid 52 has shape and the thickness that adapts with the container orifice of intending sealing, roughly rounded as having, oval or polygonal xsect.
In the present embodiment, the spring-like hollow body structures of lid 52 is corrugated tube shape, in axial direction is made up of alternately three annular projections 524 and two annular recess 525, at outer wall and the also visible projection of inwall and the groove of lid 52.Certainly, annular projection 524 and annular recess 525 quantity can change, as can form alternately by two annular projections 524 and annular recess 525, an annular projection 524 and an annular recess 525 form, and specifically decided by actual needs, do not enumerate one by one herein.
Assembling process below in conjunction with the knot the utility model gland bonnet 5 that is situated between with reference to figure 7 to Fig. 9.
As shown in Figure 7, during assembling, available frock 200 is pressed into gland bonnet 5 container orifice 300 that needs sealing.With frock 200 in the process that gland bonnet 5 is exerted pressure, lid 52 is elongated at axial direction, this moment, the external diameter of lid 52 diminished, gland bonnet 5 is able to be pressed at an easy rate in the container orifice 300.As shown in Figure 8, when frock is exerted pressure disappearance, lid 52 resilience under the effect of elastic restoring force, external diameter recovers, and the friction force between lid 52 and the port wall 301 increases, and is close to port wall 301, with port wall 301 interference fit, form sealing and self-locking, can effectively prevent the leak-stopping powder.As shown in Figure 9, when the port wall 301 of sealed container orifice 300 more in short-term, lid 52 can form back-off near end face 51 places, forms on the one hand to be self-locking to prevent gland bonnet 5 to come off, and can more effectively prevent the leak-stopping powder on the other hand.
The structure of present embodiment gland bonnet is substantially the same manner as Example 1, and difference is that lid is the spring-like hollow body structures that has the fold that circumferentially extends, distributes vertically in many edges on the perisporium.By the design of fold, make lid have elasticity, and can dilatation.Generally speaking, can be according to the quantity of design folds such as the length of lid, the elastic deformation amount of needs.The utility model but is considered the length of lid to fold quantity without limits, is preferably the 1-50 bar, as, can be 3,5,8,9,10,15,20,25,30,50 etc.These folds can also be irregular along circumferential, the axial well-regulated arrangement of lid, this are not had strict restriction.Fold can be in the circumferential direction closure, can also be for non-closure.
Other embodiment
Be cartridge according to other embodiment of the present utility model, they can be the cartridges that provides or replenish carbon dust merely to developing cell, can be only with the cartridge of developing cell, can also be the one-piece type cartridge that comprises developing cell and photosensitive unit simultaneously.No matter which kind of cartridge, they all comprise a powder storehouse that holds carbon dust, and this powder storehouse is provided with fills the powder filling port that carbon dust is used.The member of the various cartridges of present embodiment all can adopt prior art.The characteristics of the various cartridge embodiment that the utility model provides are gland bonnet sealings that the powder filling port place adopts embodiment 1 or 2 to provide.
Technical conceive of the present utility model is not limited in the foregoing description, can also obtain many different concrete schemes according to design of the present utility model, structure as the spring-like ducted body can also be threaded tubular or the like, and these minor alterations and equivalent transformation all should be included within the described scope of claim.
Claims (8)
1. gland bonnet, comprising: end face and lid is characterized in that:
Described lid is the spring-like ducted body, and the one end is by described butt-end packing, and the other end radially outward stretches out along described ducted body, forms a round platform.
2. according to the described gland bonnet of claim 1, it is characterized in that:
Described spring-like ducted body is made up of alternately projection and groove in axial direction.
3. according to the described gland bonnet of claim 1, it is characterized in that:
Described spring-like ducted body is corrugated tube shape or threaded tubular.
4. according to the described gland bonnet of claim 1, it is characterized in that:
Have on the perisporium of described spring-like ducted body along at least one fold that circumferentially extends, distributes vertically.
5. according to each described gland bonnet of claim 1 to 4, it is characterized in that:
Described lid has elasticity at its axial direction, scalable distortion.
6. according to the described gland bonnet of claim 5, it is characterized in that:
Described lid and described end face are integrally formed.
7. according to the described gland bonnet of claim 6, it is characterized in that:
That described spring-like ducted body has is roughly rounded, oval or polygonal xsect.
8. cartridge comprises that at least one holds the powder storehouse of carbon dust, and the wall portion in described powder storehouse is provided with fills the powder filling port that carbon dust is used, and it is characterized in that:
Described powder filling port adopts each described gland bonnet sealing in the claim 1 to 7.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009200622413U CN201532528U (en) | 2009-08-07 | 2009-08-07 | Sealing cap and toner cartridge using same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009200622413U CN201532528U (en) | 2009-08-07 | 2009-08-07 | Sealing cap and toner cartridge using same |
Publications (1)
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CN201532528U true CN201532528U (en) | 2010-07-21 |
Family
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Application Number | Title | Priority Date | Filing Date |
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CN2009200622413U Expired - Fee Related CN201532528U (en) | 2009-08-07 | 2009-08-07 | Sealing cap and toner cartridge using same |
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CN (1) | CN201532528U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102331695A (en) * | 2011-07-21 | 2012-01-25 | 珠海天威飞马打印耗材有限公司 | Toner cartridge |
-
2009
- 2009-08-07 CN CN2009200622413U patent/CN201532528U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102331695A (en) * | 2011-07-21 | 2012-01-25 | 珠海天威飞马打印耗材有限公司 | Toner 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: 20140807 |
|
EXPY | Termination of patent right or utility model |