CN201054074Y - Developer container - Google Patents
Developer container Download PDFInfo
- Publication number
- CN201054074Y CN201054074Y CNU200720053343XU CN200720053343U CN201054074Y CN 201054074 Y CN201054074 Y CN 201054074Y CN U200720053343X U CNU200720053343X U CN U200720053343XU CN 200720053343 U CN200720053343 U CN 200720053343U CN 201054074 Y CN201054074 Y CN 201054074Y
- Authority
- CN
- China
- Prior art keywords
- developer reservoir
- valve
- web member
- container body
- tubular structure
- 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 - Fee Related
Links
- 235000012054 meals Nutrition 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 13
- 238000003384 imaging method Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000003068 static effect Effects 0.000 abstract description 2
- 239000000843 powder Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Landscapes
- Dry Development In Electrophotography (AREA)
Abstract
A developer container comprises a container body, a connecter and a gate piece. The container body is used for containing the developer. One end of the container body is provided with a hatch of a bearing part. The connector and the hatch of the bearing part are sealed and can be matched in a sliding way along the axial direction. The front end of the connector is provided with a driving force receiving part which is used for receiving the driving force of the static imaging equipment, and the back end of the connector is a canister structure. The gate piece is positioned in the connector and can slide along the inner wall of the canister structure in the axial direction to open and close a powder outlet. The utility model has convenient operation, reliable work and labor conservation on the installation.
Description
Technical field
The utility model relates to a kind of being removably mounted on such as on the electrophotographic image forming equipment such as laser printer, duplicating machine and facsimile recorder, so that be the developer reservoir of electrophotographic image forming supply of equipment developer.
Background technology
Traditional electrophotographic image forming equipment, for example laser printer, duplicating machine or facsimile recorder use fine grain toner as developer usually.Developer is very tiny particle, is stored in the developer reservoir that can be separated with electrophotographic image forming equipment.Developer reservoir is in sealing state in not being installed to electrophotographic image forming equipment the time, be installed in the electrophotographic image forming equipment after, the meal outlet of developer reservoir is opened, with to electrophotographic image forming supply of equipment developer.
Figure 8 shows that existing a kind of developer reservoir, this developer reservoir comprises that mainly an end has the container body 6 and the web member 7 that is arranged on container body 6 endpiece of outlet.The structure of web member 7 comprises locking projection 71 as shown in Figure 9, sealing 72 and driving force transfer part 73.Sealing 72 outer being equipped with by the O-ring seal 72a that makes such as the rubber elastomeric material, O-ring seal 72a external diameter exports with the airtight container main body greater than the internal diameter of container body outlet.Driving force transfer part 73 is two thin plates radially positioned opposite to each other.When developer reservoir is in as shown in Figure 8 sealing state, the outlet of O-ring seal 72a airtight container main body, driving force transfer part 73 is positioned at container body 6, and locking projection 71 is positioned at outside the container body 6.
When developer reservoir is assembled in the electrophotographic image forming equipment, developer reservoir is promoted by electrophotographic image forming equipment, move along direction shown in the arrow a among Figure 10, locking projection 71 inserts the drive part 81 of electrophotographic image forming equipment, and be locked among the lock hole 81a, the side 71a of locking projection 71 is near the side of lock hole 81a; Then, container body 6 is moved by counter pushing away along arrow a reverse direction, because locking projection 71 this moment driven portion 81 lockings, so web member 7 is partly extracted container body 6, the outlet of container body 6 is opened, export to the electrophotographic image forming supply of equipment, as shown in figure 10 by this in order to the developer in the container body 6.In Figure 10, the electrophotographic image forming equipment that does not belong to the developer reservoir structure is represented with double dot dash line.The drive part 81 of electrophotographic image forming equipment is by rotatably supports such as bearings, and by the direct motor drive rotation of electrophotographic image forming equipment.During printing, the web member 7 of driven portion 81 lockings rotates together in company with drive part 81.Behind the web member 7 idle running certain angles, side 73a of driving force transfer part 73 driving force receiving unit inboard with being arranged on the container body outlet against, rotate together thereby drive container body 6, make the interior developer of container body 6 to the electrophotographic image forming supply of equipment.When developer reservoir need reseal, the tappet 82 of electrophotographic image forming equipment pushed back web member 7 along Figure 10 arrow a reverse direction the outlet of container body 6.
Thereby above-mentioned developer reservoir mainly is by O-ring seal 72a elastic deformation to take place to go out the interruption-forming interference fit to realize sealing with container body, and pulling out web member outward needs bigger driving force to open the container body outlet.And the mechanism that the realization web member pulls out is outward mechanically tied up in electrophotographic image forming equipment, and operates when by the user developer reservoir being installed.This just makes the user relatively require great effort when developer reservoir is installed, and is not easy to operation; And the mechanism of pulling out web member outward is damaged greatly easily because of stressed.To the high capacity developer reservoir, these problems are outstanding especially.
Summary of the invention
Fundamental purpose of the present utility model provide a kind of easy to operate, install laborsaving and help protecting the developer reservoir of electrophotographic image forming equipment;
For achieving the above object, the developer reservoir that provides of the utility model comprises container body, web member and parts of valve.Container body is used for receiving photographic developer, and the one end is provided with the forced section opening.Sealing and cooperating slidably vertically between web member and forced section opening, its front end is provided with the driving force acceptance division that is used to receive electrophotographic image forming device drives power, and the rear end is a tubular structure, and tubular structure is provided with the meal outlet that runs through barrel.Parts of valve is positioned at web member, can makes axial slip to open or to close meal outlet along the tubular structure inwall.
Such scheme open by the parts of valve of web member axial slip relatively or seal connector on meal outlet; pull out outward or push web member with prior art and compare; mobile parts of valve needs less power, and the convenience, laborsaving that operates plays a protective role to electrophotographic image forming equipment simultaneously.
Description of drawings
Fig. 1 is the developer reservoir stereographic map of embodiment;
Fig. 2 is the container body STRUCTURE DECOMPOSITION figure of Fig. 1;
Fig. 3 A is the part-structure cut-open view of the developer reservoir of meal outlet sealing;
Fig. 3 B is the part-structure cut-open view of the developer reservoir opened of meal outlet;
Fig. 4 is the front end end cover stereographic map of embodiment;
Fig. 5 A is the web member stereographic map of embodiment;
Fig. 5 B is the stereographic map at Fig. 5 A web member other direction visual angle;
Fig. 5 C is the cut-open view of Fig. 5 A web member;
Fig. 6 is the parts of valve stereographic map of embodiment;
Fig. 7 is the guide member stereographic map of embodiment;
Fig. 8 is existing developer reservoir structural drawing;
Fig. 9 is the web member stereographic map of Fig. 8 developer reservoir;
Figure 10 is Fig. 8 developer reservoir and electrophotographic image forming environment division cut-open view, and web member is in opening among the figure.
The utility model is described in further detail below in conjunction with embodiment.
Embodiment
Referring to Fig. 1, developer reservoir mainly comprises container body 1 and web member 2.
Referring to Fig. 2, container body 1 mainly is made of cylindrical portions may 11, front end end cover 12 and rear end cap 13.Cylindrical portions may 11 both ends opens, be provided with at the middle part to the cylinder convex be spiral helicine rib on the whole, be provided with screw thread at both ends, to be connected with forward and backward end cap.Front end end cover 12 radial center places are provided with a circular forced section opening 121.Stirring vane 14a and 14b respectively by screw retention on front end end cover 12 and rear end cap 13.After front end end cover 12 and rear end cap 13 all were connected to cylindrical portions may 11 two ends, stirring vane 14a and 14b were positioned at container body 1, and container body 1 is sealing fully except forced section opening 121, with receiving photographic developer.Spiral fashion rib on the cylindrical portions may 11 and stirring vane 14a and 14b when developer reservoir rotation supply developer, play guiding respectively and stir the developer effect.
Referring to Fig. 3 A, an end of web member 2 is arranged in the forced section opening 121 of front end end cover 12, and 121 of web member 2 and forced section openings seal by O-ring seal.Parts of valve 3 is arranged in the web member 2, and web member 1 is made axial slip relatively.Guide member 4 is arranged on the rear end of web member 2 and forced section opening 121, is used for engaging vertically with web member 2 and forced section opening 121, makes web member 2 forced section opening 121 slippage vertically relatively.
The structure of front end end cover 12, web member 2, parts of valve 3 and guide member 4 and mutual assembly relation are described respectively below.
Referring to Fig. 4, circular forced section opening 121 is arranged on the radial center place of front end end cover 12, and its front end forms a boss 122 radially extending to the center.Two rectangular recess 123a are separately positioned on 121 liang of radially relative positions of forced section opening with 123b.Groove 123a and 123b are radially outwards recessed from the internal face of forced section opening, and extend along the axis direction of forced section opening.Groove 123a, 123b are used for cooperating slidably and accepting vertically with the driving force transmitting portions of guide member 4 moment of torsion of its transmission.
Referring to Fig. 5 A, web member 2 front ends are driving force acceptance division 21, and the rear end is a tubular structure 22.The rearward end of tubular structure 22 is a boss 222, and boss 222 is provided with a pair of at radially relative grooving 223.Grooving 223 is substantially rectangle, and runs through the cylindrical wall of boss 222, is used for engaging vertically with the driving force transmitting portions 42 of guide member 4.Tubular structure 22 is provided with a pair of meal outlet 221 that runs through barrel.Referring to Fig. 5 B, tubular structure 22 inwalls are provided with a pair of in groove opposite 224 radially, groove 224 be used for parts of valve 3 on fin 33 (see figure 6)s form axial sliding fit, and the relative rotation of restriction web member 2 and 3 of parts of valve.The external diameter of tubular structure 22 is slightly less than the internal diameter of the boss 122 on the front end end cover 12, and the external diameter of boss 222 is greater than the internal diameter of boss 122 and less than the internal diameter of forced section opening 121.Thus, web member 2 forms clearance fit in a circumferential direction with front end end cover 12, and front end end cover 12 is at axial slip relatively for web member 2, and the two seals by an O-ring seal, and boss 122 plays and prevents the slip away position-limiting action of front end end cover 12 of web member 2.
Referring to Fig. 5 A, two locking projections 212 are arranged on driving force acceptance division 21 front ends, locking projections 212 is outwards protruded in diametric(al) from the outside wall surface of driving force acceptance division 21.The front end of locking projections 212 tilts, and 212a favourable driving force acceptance division 21 in inclined-plane injects drive part 81 (see figure 10)s of electrophotographic image forming equipment.Have many to extend axially, connect the slit 211 of its cylindrical wall at it on the driving force acceptance division 21, slit 211 is divided into a plurality of part independent of each other with the cylindrical wall of driving force acceptance division 21.Being arranged so that of slit, when driving force acceptance division 21 injects drive part 81, locking projections 212 pressurizeds of electrophotographic image forming equipment, elastic deformation inwardly takes place in the cylindrical wall portion at locking projections 212 places, so that locking projections 212 injects the drive part 81 of electrophotographic image forming equipment.Referring to Fig. 5 C, a cylinder coaxial with it 24 is arranged in the inside of driving force acceptance division 21, cylinder 24 is done and the extension that drives acceptance division 21 equidirectionals from the front end face of tubular structure 22, and cylinder 24 is shorter than driving force acceptance division 21, is used to place spring 35 (see figure 6)s on the parts of valve 3.The boss 225 of a diameter less than cylinder 24 internal diameters arranged on the front end face of tubular structure 22.Boss 225 is used for being connected with a end of spring 35 (see figure 6)s on the parts of valve 2, and limits motions that spring 35 should end.
Referring to Fig. 6, parts of valve 3 front ends are limited post 34, and the rear end is a cylinder.The external diameter of cylinder is less than the internal diameter of the tubular structure 22 of web member 2.2 of parts of valve 3 and web members are by sponge 32 sealings that are fixed on the parts of valve outer wall.A pair of radially relatively, be arranged on the rear end outside wall surface of parts of valve 3 at axially extended fin, be used for web member 2 on groove form axial sliding fit, and the relative rotation of restriction parts of valve 3 and 2 of web members.Parts of valve 3 is provided with a pair of at diametric(al) otch 31 respect to one another, and otch 31 is that a part of cylindrical wall of parts of valve and the sponge that covers on this part cylindrical wall are cut away and form.When otch 31 during over against the meal outlet 221 of web member 2, the developer in the developer reservoir can flow to electrophotographic image forming equipment by the meal outlet of opening 221.The front end of limited post 34 be one at radially outstanding step, spring 35 outer being enclosed within on the limited post 34.When parts of valve 3 after web member 2 assembling, limited post 34 is in the cylinder 24 of web member 2, spring 35 is between the boss and the boss on the web member 225 that are limited on the axis direction on the limited post 34, shown in Fig. 3 A and 3B.
Referring to Fig. 7, guide member 4 comprises guide vane 41 and driving force transmitting portions 42.Guide vane 41 is a curved slab, plays when developer reservoir transmits developer and stirs and guide functions.Driving force transmitting portions 42 be essentially one with guide vane 41 integrated flat boards, thickness is slightly less than or equals grooving 223 on the web member 2 and the width of the groove 123b on the front end end cover 12, its two ends are fastened in grooving 223 and the groove 123b vertically.It also is container body 1 that guide member 4 passes to front end end cover 12 to rotatablely moving of web member 2.At the two ends of driving force transmitting portions 42, be provided with two otch 43, be used for placement and urge part 5, shown in Fig. 3 A and 3B.Urging part 5 is a spring, and spring 5 is limited between guide member 4 and the stirring vane 14a, and guide member 4 is pressed to web member 2, promotes axial engaging of guide member 4 and tubular structure 22 rear ends.Under the effect of spring 5, the relative integratedly front end end cover with guide member 4 of web member 2 12 is at axial slip.
Fig. 3 A is the phantom view of developer reservoir under the meal outlet sealing state.Under spring 35 effects of parts of valve 3, the sponge 32 on the parts of valve is in the meal outlet 221 over against web member 2, meal outlet 221 sealings.Fig. 3 B is the phantom view of developer reservoir under the meal outlet open mode.Figure 10 shows the part-structure of electrophotographic image forming equipment with double dot dash line.The installation and the course of work of developer reservoir are described below in conjunction with Fig. 3 A, 3B and Figure 10.
When direction shown in the arrow A of developer reservoir in Fig. 3 A of sealing injects in the drive part 81 of electrophotographic image forming equipment as shown in figure 10, projection 212 wedges on the web member 2 advance and are locked among the lock hole 81a of drive part 81, and the side 212b (seeing Fig. 5 A) of projection 212 contacts with the sidewall of lock hole 81a.Meanwhile, parts of valve 3 is subjected to the stopping of tappet 82 of electrophotographic image forming equipment owing to limited post 34 and moves along direction shown in the arrow B among Fig. 3 B relative to web member 2, and make the otch 31 on it face toward meal outlet 221 on the web member 2, thus meal outlet 221 to be opened, spring 35 is compressed.When web member 2 injected drive part 81, container body 1 moved along direction shown in the arrow A relative to web member 2, and spring 5 is compressed.
Present embodiment is suitable for, and before the imaging preliminary work of drive part 81 locking web members 2 back electrophotographic image forming equipment is ready, an electrophotographic image forming equipment that makes container body along the rollback of direction shown in arrow B operation is arranged.Behind the drive part 81 locking web members 2, electrophotographic image forming equipment moves container body 1 arrow B direction in Fig. 3 B, the back stretch of compressed spring 5 is given the thrust of container body along its moving direction, therefore can make electrophotographic image forming equipment reduce to act on power on the container body.When container body rollback during to the precalculated position, because web member 2 relative parts of valve 3 are static in container body 1 back off procedure, meal outlet 221 still is in open mode, shown in Fig. 3 B.
During the electrophotographic image forming equipment work, drive part 81 drives developer reservoirs and together rotates, the developer in the container body 1 by the meal outlet 221 opened to the electrophotographic image forming supply of equipment.Before taking out developer reservoir from electrophotographic image forming equipment, earlier direction shown in the arrow B moves developer reservoir in Fig. 3 B, web member 2 breaks away from the drive part 81 of electrophotographic image forming equipment, under the restoring force effect of the spring on the parts of valve 3 35, parts of valve 3 moves relative to web member 2 along the arrow B reverse direction, and the meal outlet 221 of web member 2 is resealed.
Claims (6)
1. developer reservoir comprises:
Container body (1) is used for receiving photographic developer, and an end is provided with the forced section opening
(121)；
Web member (2), with between forced section opening (121) sealing and cooperate slidably vertically, front end is provided with the driving force acceptance division (21) that is used to receive electrophotographic image forming device drives power, the rear end is tubular structure (22);
It is characterized in that:
Described tubular structure (22) is provided with the meal outlet (221) that runs through barrel;
Parts of valve (3) is positioned at web member (2), can makes axial slip to open or to close described meal outlet (221) along tubular structure (22) inwall.
2. developer reservoir according to claim 1 is characterized in that:
Also comprise guide member (4), guide member (4) has guide vane (41), and the rear end is provided with and engages vertically with described tubular structure (22) and described forced section opening (121) and cooperate to transmit the driving force transfer part (42) of moment of torsion with described forced section opening (121);
3. developer reservoir according to claim 2 is characterized in that:
Also comprise urging part (5), urge part (5) and be arranged between described container body (1) and the described guide member (4), be used to promote axial engaging of guide member (4) and tubular structure (22) rear end.
4. developer reservoir according to claim 1 is characterized in that:
Described parts of valve (3) comprises spring (35), and spring (35) is used to make parts of valve (3) to close described meal outlet (221).
5. developer reservoir according to claim 4 is characterized in that:
Described parts of valve (3) is provided with opening (31), when opening (31) is opened meal outlet (221) during over against described meal outlet (221).
6. developer reservoir according to claim 5 is characterized in that:
Seal by sponge between described parts of valve (3) and described tubular structure (22) inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720053343XU CN201054074Y (en) | 2007-06-21 | 2007-06-21 | Developer container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720053343XU CN201054074Y (en) | 2007-06-21 | 2007-06-21 | Developer container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201054074Y true CN201054074Y (en) | 2008-04-30 |
Family
ID=39393736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720053343XU Expired - Fee Related CN201054074Y (en) | 2007-06-21 | 2007-06-21 | Developer container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201054074Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108508724A (en) * | 2018-04-03 | 2018-09-07 | 珠海天威飞马打印耗材有限公司 | Carbon dust container and the method for opening and closing meal outlet on carbon dust container |
-
2007
- 2007-06-21 CN CNU200720053343XU patent/CN201054074Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108508724A (en) * | 2018-04-03 | 2018-09-07 | 珠海天威飞马打印耗材有限公司 | Carbon dust container and the method for opening and closing meal outlet on carbon dust container |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080430 |