CN202257049U - Waste toner accommodating box and processing unit - Google Patents
Waste toner accommodating box and processing unit Download PDFInfo
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- CN202257049U CN202257049U CN2011203139183U CN201120313918U CN202257049U CN 202257049 U CN202257049 U CN 202257049U CN 2011203139183 U CN2011203139183 U CN 2011203139183U CN 201120313918 U CN201120313918 U CN 201120313918U CN 202257049 U CN202257049 U CN 202257049U
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Abstract
The utility model relates to a waste toner accommodating box and a processing unit. The waste toner accommodating box for an image forming device is used for accommodating waste toner and fixedly connected to a combination body of a developing unit and a photosensitive unit. After a toner image is transferred on a recording medium in printing mode, residual waste toner on the peripheral surface is removed through a cleaning component in the photosensitive unit, a plurality of reinforcing ribs are arranged on the inner surface of at least one peripheral wall of the waste toner accommodating box, and the plurality of reinforcing ribs extend in the direction perpendicular to the axial direction of a photoreceptor. By means of the structure, the integral strength of the waste toner accommodating box is greatly improved, damage of the waste toner accommodating box caused by external tapping is restrained, furthermore, the waste toner can enter the waste toner accommodating box smoothly, and hysteresis and accumulation of the flow of the waste toner cannot occur in the waste toner accommodating box.
Description
Technical field
The utility model relates to a kind of useless toner accepting box of image processing system and processing unit that comprises this useless toner accepting box of being used for.
Background technology
In recent years, in the image processing system of electronics description mode, because the integrated processing unit that comprises developing cell and miscellaneous parts such as photoreceptor unit and useless toner accepting box has been used in the requirement of the miniaturization of device.In such processing unit, toner and development are provided through the photoreceptor of developing cell to the photoreceptor unit.
In the prior art, developing cell comprises developer roll, supply roller, developer sheet and toner cartridge etc., and the photoreceptor unit comprises photoreceptor, live part and cleaning member etc.When image processing system is worked; The toner that developing cell will be filled in the toner cartridge offers developer roll; Toner under the effect of electrostatic force attached to developing roller surface on, and form the toner thin layer of uniform thickness, and make the toner frictional electrification through developer sheet.Further, in the photoreceptor unit, the surperficial contact electrification parts of the photoreceptor that is driven in rotation through the voltage of live part output with the electric polarity identical polar of toner, make that the surface of photoreceptor is charged equably.Form electrostatic latent image through this charged photosensitive surface of laser scanning, the charged toner on the developer roll of developing cell is transferred on the photosensitive surface that forms electrostatic latent image, thereby on photoreceptor, forms toner image.
When recording chart was transmitted through the transfer position between photoreceptor and the transfer roll, the toner image that is carried on the photosensitive surface was transferred on the recording chart through the transfer bias that is applied to transfer roll.Further, after toner image was transferred on the recording chart, the toner of residual not transfer printing was scraped off from photosensitive surface by cleaning member on the photoreceptor, was recycled in the useless toner accepting box as useless toner.Subsequently, the photoreceptor that is removed the useless toner of not transfer printing passes through live part once more by charged, to repeat said process.
In the past, in case in the toner cartridge as the toner of developer, need carry out the integral body replacement to processing unit.In recent years, in order to reduce use cost, the processing unit after the use is directly not discarded, but parts in the processing unit and container etc. are cleaned, then cycling and reutilization.In the process of utilizing again, useless toner is discharged and useless toner accepting box is cleaned from useless toner accepting box is necessary.But, discharge from useless toner accepting box for the toner that will give up, often to from processing unit, in turn photoreceptor, live part and cleaning member be taken out, from useless toner accepting box, discharge useless toner then.Such operation is not only inconvenient, and when discharging useless toner, can cause that useless toner disperses everywhere, causes the pollution to the miscellaneous part of image processing system inside, has reduced the usability again of processing unit.
In the prior art; Proposed correlation technique and addressed the above problem, for example, in the technical scheme that the Jap.P. Publication Laid-Open is described for 2001-117470 number; Along the horizontal direction of useless toner accepting box, a plurality of useless toner discharging opening are set in the center upper portion position of useless toner accepting box.When the processing unit after use utilizes again; Need be with taking-ups such as photoreceptor, live part and cleaning members; Only, make that the useless toner discharging opening on the roof is downward, just can discharge from useless toner accepting box so that useless toner passes through this escape hole through with the rotation of entire process unit.Further, such structure can suppress toner and disperse, and improves the usability again of processing unit effectively, and has improved the operability of discharging useless toner.
But, in above-mentioned prior art, useless toner discharging opening is arranged under the situation of center upper portion position of useless toner accepting box; The rotation of toner along with photoreceptor gets into useless toner accepting box owing to giving up; Thereby in useless toner accepting box, useless toner is along axial direction dispersed and distributed in useless toner accepting box of photoreceptor, therefore; When giving up toner, can discharge inadequate problem through the escape hole discharge that is arranged on central position.Therefore, operator's processing unit that must roll, so that useless toner as far as possible can be through the escape hole discharge of central position, this is very not convenient concerning the operator.Further; Because toner itself has cohesiveness, in order to discharge useless toner fully as far as possible, the operator beats useless toner accepting box possibly at full tilt; But cause toner to disperse so probably; Pollution image forms the miscellaneous part in the device, thereby causes deterioration of image quality, and possibly cause useless toner accepting box because such beaing is damaged.
The utility model content
Based on the problems referred to above; An aspect of the utility model has proposed a kind of useless toner accepting box that is used for image processing system; Should be used for accommodating therein useless toner by useless toner accepting box, useless toner accepting box is fixedly attached to the assembly of developing cell and photoreceptor unit.Wherein, the photoreceptor that constitutes to the photoreceptor unit of developing cell provides toner; The photoreceptor unit constitutes on the outer surface of photoreceptor and forms toner image.The photoreceptor unit also comprises cleaning member, and cleaning member constitutes and after toner image is transferred on the recording medium, removes useless toner residual on the outer surface.The useless toner that is removed is housed in the useless toner accepting box.The inside surface of at least one perisporium of useless toner accepting box is provided with a plurality of reinforcements, and a plurality of reinforcements extend perpendicular to the axial direction of photoreceptor.
Through such structure; Can increase the bulk strength of useless toner accepting box greatly; Thereby when toner was given up in discharge, the user can suitably beat the perisporium of useless toner accepting box in needs, so that drop easily attached to the useless toner on the useless toner accepting box perisporium inside surface; Thereby can discharge useless toner more fully, and suppress the damage of the useless toner accepting box that such beaing possibly cause.Further, through making a plurality of reinforcements extend, can make useless toner get into useless toner accepting box swimmingly, and can in useless toner accepting box, not produce sluggishness and the accumulation that useless toner flows perpendicular to the axial direction of photoreceptor.
Preferably, in the useless toner accepting box that provides according to the utility model, in the cross section perpendicular to the axial direction of photoreceptor, the distribution area of a plurality of reinforcements surrounds the 10%-50% of area for the perisporium of useless toner accepting box.
Has such structure; In the cross section that limits useless toner accepting box perpendicular to the axial direction of photoreceptor; The distribution area of a plurality of reinforcements surrounds the 10%-50% of area for the perisporium of useless toner accepting box; Both can guarantee that useless toner can flow into useless toner accepting box swimmingly, and can guarantee again to discharge useless toner from useless toner accepting box swimmingly.
Preferably, in the useless toner accepting box that provides according to the utility model, at least one perisporium is the sidewall or the roof away from photoreceptor of useless toner accepting box.
Through such structure, not only can further increase the bulk strength of useless toner accepting box effectively, can also further improve the performance that useless toner is discharged from useless toner accepting box.
Preferably; In the useless toner accepting box that provides according to the utility model; Useless toner accepting box away from also being provided with useless toner discharging opening on the sidewall of photoreceptor or the roof, and useless toner discharging opening is arranged at least one end of useless toner accepting box on the axial direction of photoreceptor.
Have said structure, the user can discharge the toner that gives up fully from useless toner accepting box, and has further improved the operability of discharging useless toner, has simplified the process of cycling and reutilization.
Preferably; In the useless toner accepting box that provides according to the utility model; Assembly also further comprises the driving coupling mechanism, drives coupling mechanism and on the axial direction of photoreceptor, is arranged at a side of assembly, and be configured to be actuated to each parts in the further drive group zoarium.On the axial direction of photoreceptor, useless toner discharging opening be positioned at useless toner accepting box away from driving the end that coupling mechanism belongs to a side.
Has such structure; Be arranged on a side of assembly through the feasible driving coupling mechanism that is used for each parts of drive group zoarium; And useless toner discharging opening is positioned at an end that belongs to a side away from this driving coupling mechanism; Useless toner discharging opening is away from driving coupling mechanism, and when the toner that will give up was discharged from useless toner accepting box, the useless toner of this discharge can not be attached to and drive on the coupling mechanism; Thereby avoided being affected, and then guaranteed the usability again of assembly and useless toner accepting box owing to being attached with the joint precision that useless toner causes driving coupling mechanism.
Preferably, in the useless toner accepting box that provides according to the utility model, the outside surface of roof is provided with teat, and useless toner discharging opening is arranged on the teat.
Through such structure, can make useless toner discharging opening drive coupling mechanism further away from each other, and can increase the receiving volume of useless toner accepting box through such mode.
Another aspect of the utility model has also proposed a kind of processing unit that is used for image processing system, comprises the assembly of developing cell and photoreceptor unit and the useless toner accepting box of describing like above-mentioned technical scheme.
Description of drawings
Combine the narration of accompanying drawing to preferred embodiment through hereinafter, above-mentioned purpose, the feature and advantage with other of the utility model will become obvious.
Fig. 1 is the integrally-built schematic sectional view according to the printer of first embodiment of the utility model;
Fig. 2 is the sectional view of inner structure of the processing unit of the printer that shows of Fig. 1;
Fig. 3 is the vertical view of the processing unit of the printer that shows of Fig. 1;
Fig. 4 is the stereographic map of the processing unit of the printer that shows of Fig. 1;
Fig. 5 be the printer that shows of Fig. 1 useless toner accepting box perpendicular to the schematic cross-section on the axial direction of photoreceptor;
Fig. 6 is the flow schematic diagram of the useless toner accepting box of the printer that shows of Fig. 1 useless toner when reclaiming useless toner, and arrow reclaims the flow direction of useless toner when mouthful getting into useless toner accepting box among the figure via useless toner for useless toner;
Fig. 7 is the flow schematic diagram of useless toner accepting box useless toner when discharging useless toner of the printer that shows of Fig. 1, the flow direction of useless toner when arrow is discharged useless toner for useless toner accepting box among the figure;
Fig. 8 be according to the useless toner accepting box of second embodiment of the utility model perpendicular to the schematic cross-section on the axial direction of photoreceptor.
Embodiment
The structure configuration of the utility model is described for ease, and user mode, following embodiment will describe with reference to the preferred embodiment of accompanying drawing to the utility model.
The upper and lower, left and right of arrow among Fig. 1 indication, direction such as preceding and back represent that all basis stands in the determined direction of observation visual angle as the people of laser printer 1 nearside of the instance of image processing system; In the explanation hereinafter; Only if mention in addition; Otherwise, be interpreted as upper and lower, left and right, preceding and after follow arrow indicated direction among Fig. 1.
Fig. 1 is the integrally-built schematic sectional view of demonstration according to the printer of first embodiment of the utility model.Fig. 2 is the sectional view of the inner structure of the processing unit in the displayed map 1.Fig. 3 is the vertical view of the processing unit of the printer that shows of Fig. 1.Fig. 4 is the stereographic map of the processing unit of the printer that shows of Fig. 1.Fig. 5 be the printer that shows of Fig. 1 useless toner accepting box perpendicular to the schematic cross-section on the axial direction of photoreceptor.Fig. 6 is the flow schematic diagram of the useless toner accepting box of the printer that shows of Fig. 1 useless toner when reclaiming useless toner, and arrow reclaims the flow direction of useless toner when mouthful getting into useless toner accepting box among the figure via useless toner for useless toner.Fig. 7 is the flow schematic diagram of useless toner accepting box useless toner when discharging useless toner of the printer that shows of Fig. 1, the flow direction of useless toner when arrow is discharged useless toner for useless toner accepting box among the figure.Followingly first embodiment of the utility model is described in detail with reference to figure 1-7.
< one-piece construction of printer 1 >
As shown in Figure 1, printer 1 comprises main body cover 2 and is installed in the carton 3 in the main body cover 2.Hold the recording chart 4 that piles up in the carton 3.Main body cover 2 accommodates paper feed mechanism 5, and image forms mechanism 6 and fixing mechanism 7.Paper feed mechanism 5 comprises feed-in roller 8, is used for feed-in recording chart 4 one by one.Further, paper feed mechanism 5 also comprises a pair of registration rollers (sign), and this a pair of registration rollers is arranged on the position of the front portion of feed-in roller, and this to the registration rollers co-ordination receiving recording chart by 8 feed-ins of feed-in roller, and recording chart be sent to image form mechanism 6.
Image forms mechanism 6 and comprises processing mechanism, transfer means (not sign).
Further, processing mechanism comprises processing unit 9, and processing unit 9 is dismountable for printer 1.For example, when in processing unit 9, exhausting as the toner of developer, the user can take out old processing unit 9 from printer 1, and new processing unit is packed in the printer 1.
< structure of processing unit 9 >
Next, attaching Figure of description 2-3 after the reference describes in detail processing unit 9.
As shown in Figure 2, in the present embodiment, processing unit 9 comprises the assembly of developing cell 21 and photoreceptor unit 22, and the useless toner accepting box 23 that is fixedly attached to this assembly.Developing cell 21 comprises toner cartridge 24 and Delevoping cartridge 25.Toner cartridge 24 is arranged on the rear side of Delevoping cartridge 25 along general horizontal direction.Be provided with developer roll 26 in the Delevoping cartridge 25.Fig. 3 is the stereographic map of the processing unit 9 in the displayed map 2.Shown in Fig. 3 and 4, the position corresponding to toner cartridge 24 on the outer wall of processing unit 9 is provided with toner filling mouth 31, is used for filling toner to toner cartridge 24.
Further, photoreceptor unit 22 also is provided with cleaning member 30, and this cleaning member 30 is positioned at the front upper part of photoreceptor 27, and the outside surface (like the bottom in the accompanying drawing) of an end of this cleaning member 30 contact photoreceptor 27.After the toner image that on photoreceptor 27, forms is transferred on the recording medium; The useless toner of residual not transfer printing is removed through an end of cleaning member 30 on the photoreceptor 27, and the useless toner of the not transfer printing that is removed is housed in along with the rotation of photoreceptor 27 in the useless toner accepting box 23.
Further, useless toner accepting box 23 is positioned at the front portion of photoreceptor unit 27 along general horizontal direction, and is fixedly connected with the assembly of developing cell 21 with photoreceptor unit 22.More particularly; In this preferred embodiment; As shown in Figure 2, when useless toner accepting box 23 was fixedly attached to assembly, useless toner can be crossed the useless toner that is arranged in useless 23 times rear portions of toner accepting box and reclaims mouthfuls 234 get into should useless toner accepting box 23 along with the rotating tee of photoreceptor 27.Further, along with the continuous rotation of photoreceptor 27, the useless toner that gets in the useless toner accepting box 23 is upwards piled up in useless toner accepting box 23 gradually.Further; Those skilled in the art can expect after seeing the utility model at an easy rate; Can use existing any connected mode toner accepting box 23 that will give up to be fixedly attached to the assembly of developing cell 21 and photoreceptor unit 22, for example, be threaded, buckle connection etc.In addition, this useless toner accepting box 23 even can be integrally formed with the assembly of developing cell 21 and photoreceptor unit 22.
Further, as shown in Figure 3 in the preferred embodiment of the utility model, the assembly of developing cell 21 and photoreceptor unit 22 also further comprises driving coupling mechanism 29.More particularly, as shown in Figure 3, this driving coupling mechanism 29 is arranged at a side of assembly on the axial direction (like the left and right directions among Fig. 3) of photoreceptor 27, and is configured to be actuated to further drive each parts in the said assembly.More particularly; In this preferred embodiment; As shown in Figure 3; Drive the right side that coupling mechanism 29 is arranged on assembly; And specifically comprise can receive from a pair of in-line gears of the driving force of the drive motor of printer 1 be arranged on assembly the same side be used for respectively the gear transmission chain of each parts of drive group zoarium (comprise, for example, the photoreceptor driven wheel etc. that is used for the developer roll driven wheel and the toner cartridge stirrer-driven gear of developing cell 21 and is used for photoreceptor unit 22).More particularly, these a pair of in-line gears comprise can receive from the driving force of the drive motor of printer 1 and rotate by driven wheel; And rotate synchronously, and the further assembly driven wheel of each parts in the drive group zoarium with this driven wheel.More particularly, be transferred to by driven wheel, should be rotated by driven wheel thereby drive from the driving force of the drive motor of printer 1, along with this by the rotation of driven wheel, drive coaxial with it assembly driven wheel and rotate synchronously.Further; The assembly driven wheel (comprises with the gear transmission chain of each parts that are used for difference drive group zoarium that are arranged on assembly the same side; For example, the engagement photoreceptor driven wheel etc. that is used for the developer roll driven wheel and the toner cartridge stirrer-driven gear of developing cell 21 and is used for photoreceptor unit 22).Therefore, when the assembly driven wheel rotated, each gear that drives in this gear transmission chain rotated, thus each parts in the drive group zoarium.
In the preferred embodiment of the utility model; Adopted aforesaid a pair of in-line gears and gear transmission chain as driving coupling mechanism 29; But the utility model is not limited in this, and those skilled in the art can use and design demand according to reality, select the form of this driving coupling mechanism 29 arbitrarily; As long as this driving coupling mechanism 29 is arranged on a side of assembly, and can receives from the driving force of the drive motor of printer 1 and come each parts in the drive group zoarium to get final product.
Further, as shown in Figure 1, also be provided with transfer roll (not indicating) in the printer 1; This transfer roll is positioned at photoreceptor 27 bottoms; In printer 1 work, photoreceptor 27 and this transfer roll co-ordination be with the receiving record medium, and the toner image that forms on the photoreceptor 27 is transferred on the recording medium.
< structure of useless toner accepting box 23 >
Next, will carry out detailed description to the concrete structure of the useless toner accepting box 23 of first embodiment of the utility model with reference to Figure of description 2-7.
Shown in Fig. 2-5; The useless toner accepting box 23 that is positioned at the front side of processing unit 9 is roughly box-like, and comprises roof 231 away from photoreceptor 27, the sidewall 232 relative with photoreceptor 27, is tilted to down towards the diapire 233 of photoreceptor 27 extensions and near the sidewall 236 of photoreceptor 27 from this sidewall 232.Further, shown in Fig. 2 and 5, be provided with useless toner at diapire 233 near the position of photoreceptor 27 and reclaim mouthfuls 234.When useless toner accepting box 23 was fixedly attached to assembly, along with the rotation of photoreceptor 27, useless toner passed through and should reclaim in mouthful useless toner accepting box 23 of 234 entering by useless toner.Further, along with the continuous rotation of photoreceptor 27, the useless toner that gets in the useless toner accepting box 23 is upwards piled up in useless toner accepting box 23 gradually, and finally is full of whole useless toner accepting box 23.
Further, shown in Fig. 5-7, in first embodiment of the utility model, the inside surface of at least one perisporium of useless toner accepting box 23 is provided with a plurality of reinforcements.Further, shown in Fig. 5-7, in first embodiment of the utility model, a plurality of reinforcements that are arranged on the perisporium inside surface of useless toner accepting box 23 all extend along the axial direction perpendicular to photoreceptor 27.Through such structure; As shown in Figure 6; When useless toner reclaims mouthfuls 234 when getting into useless toner accepting box 23 along with the rotation of photoreceptor 27 through useless toner; Useless toner between the adjacent reinforcement can flow along the bearing of trend of reinforcement, thereby makes useless useless toner accepting box 23 of toner inflow and the flow direction of useless toner in useless toner accepting box 23 be consistent, and has improved the flowability of useless toner widely; Guarantee useless toner when getting into useless toner accepting box 23 and smooth and easy flow of useless toner in useless toner accepting box 23, and can in useless toner accepting box 23, not produce sluggishness and the accumulation that useless toner flows.
Through such structure; Not only can increase the bulk strength of useless toner accepting box 23 greatly; Thereby when toner was given up in discharge, the user can suitably beat the perisporium of useless toner accepting box 23 in needs, so that drop easily attached to the useless toner on the useless toner accepting box 23 perisporium inside surfaces; Thereby can discharge useless toner more fully, and suppress the damage of the useless toner accepting box that such beaing possibly cause.Further; Through making a plurality of reinforcements extend perpendicular to the axial direction of photoreceptor 27; Guarantee useless toner when getting into useless toner accepting box 23 and smooth and easy flow of useless toner in useless toner accepting box 23, and can in useless toner accepting box 23, not produce sluggishness and the accumulation that useless toner flows.
Further, as shown in Figure 2, in the preferred embodiment of the utility model, in the roof 231 of useless toner accepting box 23 and useless toner accepting box 23, on the inside surface of the sidewall 232 relative reinforcement is set with said photoreceptor 27.
Through such structure, not only can increase the bulk strength of useless toner accepting box 23 effectively, can also discharge useless toner wherein swimmingly.More particularly; Owing on inside surface, reinforcement is not set at least near the sidewall 236 of photoreceptor 27; Thereby during the useless toner in discharging useless toner accepting box 23; Useless toner can flow along the inside surface of this sidewall 236 swimmingly, thereby does not receive the obstruction of any reinforcement and discharge from useless toner accepting box 23 swimmingly.
Further; For the structural rigidity and smooth and easy flow of useless toner in useless toner accepting box 23 of further improving useless toner accepting box 23; In the preferred embodiment of the utility model, under being tilted to, on the inside surface of the diapire 233 that photoreceptor 27 extends, also be provided with reinforcement from sidewall 232.But the utility model is not limited in this; Those skilled in the art can expect at an easy rate; Use and design demand according to reality; On at least one perisporium inside surface of useless toner accepting box 23, reinforcement is set, as long as can improve the rigidity of useless toner accepting box 23 and guarantee that useless toner can smooth and easy discharge.
Further, in the utility model, in the cross section perpendicular to the axial direction of photoreceptor 27, the distribution area of a plurality of reinforcements surrounds the 10%-50% of area for the perisporium of useless toner accepting box 23.More particularly; As shown in Figure 5, in first embodiment of the utility model, in cross section perpendicular to the axial direction of photoreceptor 27; The distribution area that is arranged on the reinforcement on the inside surface of roof 231, sidewall 232 and diapire 233 of useless toner accepting box 23 is (shown in hacures among Fig. 5; In the utility model, term " distribution area " is in the cross section of useless toner accepting box, the reinforcement area occupied summation that each perisporium inside surface is provided with) to surround area (as shown in Figure 5 for the perisporium that accounts for this useless toner accepting box 23; In the utility model; Term " perisporium encirclement area " is in this cross section, the area of each perisporium (in the present embodiment, comprising roof 231, sidewall 232, diapire 233 and another sidewall 236) institute's enclosing region of useless toner accepting box 23) 19%.
The utility model people of the utility model finds to have above-mentioned structure, both can guarantee that useless toner can flow into useless toner accepting box 23 swimmingly, can guarantee again to discharge useless toner from useless toner accepting box 23 swimmingly.Further; The utility model people of the utility model further finds; As long as in the cross section perpendicular to the axial direction of photoreceptor 27, the distribution area of a plurality of reinforcements all can be obtained above-mentioned technique effect for the situation that the perisporium of useless toner accepting box 23 surrounds the 10%-50% of area.In contrast; If the distribution area of a plurality of reinforcements surrounds 10% of area less than the perisporium of useless toner accepting box 23; Then may not strengthen through the bulk strength of reinforcement to useless toner accepting box 23; Thereby can not guarantee that useless toner accepting box 23 beats Shi Buhui and produces distortion receiving, and the location positioning precision between the useless toner accepting box 23 of influence and surrounding associated housing and the parts.Further; If the distribution area of reinforcement is too small; Can not be through reinforcement to reclaim mouthful flow direction channeling conduct of the useless toner of the useless toner accepting box 23 of 234 inflows via useless toner; Thereby possibly cause useless toner can not flow into this useless toner accepting box 23 swimmingly, and can not be through the mobile channeling conduct of reinforcement to the useless toner in the useless toner accepting box 23.Further; If the distribution area of a plurality of reinforcements surrounds 50% of area greater than the perisporium of useless toner accepting box 23; Because the distribution area of reinforcement is excessive; Then when discharging useless toner from useless toner accepting box 23, this reinforcement may produce bigger obstruction to the useless toner that flows out useless toner accepting box 23, thereby possibly cause useless toner not discharge from useless toner accepting box 23 swimmingly.
Further; Shown in Fig. 3-4; In the preferred embodiment of the utility model; Useless toner accepting box 23 also comprises useless toner discharging opening 235, and this useless toner discharging opening 235 is arranged on the useless roof 231 of toner accepting box 23 away from photoreceptor 27, and on the axial direction (like the left and right directions among the figure) of photoreceptor 27, is arranged at least one end of this roof 231.More particularly, in the preferred embodiment of the utility model, toner discharging opening 235 is arranged at the end (as Fig. 3-4 shown in, be positioned at left part) of roof 231 on the axial direction of photoreceptor 27.But the utility model is not limited in this, and toner discharging opening 235 also can be arranged on another end of roof 231, perhaps in two ends of roof 231 toner discharging opening 235 is set simultaneously.Further; In the present embodiment, useless toner discharging opening 235 is arranged on the useless roof 231 of toner accepting box 23 away from photoreceptor 27, but the utility model is not limited in this; Those skilled in the art can expect at an easy rate; Use and design demand according to reality, the selection toner discharging opening 235 of will giving up is arranged on any perisporium of the toner accepting box 23 that gives up, for example; Useless toner discharging opening 235 is arranged on the sidewall 232 away from photoreceptor 27, perhaps is arranged on useless toner accepting box 23 on the end wall on the axial direction of photoreceptor 27 (not shown).
Through above-mentioned structure; When useless toner is full of useless toner accepting box 23; The user at first removes the lid (not shown) on the useless toner discharging opening 235, through the useless toner accepting box 23 of rotation integrally, makes useless toner discharging opening 235 be in the foot of this useless toner accepting box 23.Under the effect of gravity, the useless toner in the useless toner accepting box 23 can concentrate near the useless toner discharging opening 235, and discharges through useless toner discharging opening 235.In this way, can fully the toner that gives up be discharged to the outside of useless toner accepting box 23, and increase the convenience of operation, help the utilization again of processing unit more.
Further, shown in Fig. 3-4, in the preferred embodiment of the utility model, useless toner discharging opening is essentially rectangle, but the shape of useless toner discharging opening is not limited to this.Those skilled in the art can use and design demand according to reality, and the selection toner discharging opening of giving up is set to circular or other shape arbitrarily.
Shown in Fig. 3-4, in first embodiment of the utility model, toner discharging opening 235 is arranged in the end (like the left part of figure) away from driving coupling mechanism 29 places one sides (like the right side of figure) of the roof 231 of useless toner accepting box 23.
Through such structure, the driving coupling mechanism 29 that is used for each parts of drive group zoarium is arranged on a side of assembly, and useless toner discharging opening 235 is positioned at the end away from this driving coupling mechanism 29 places one side.Through making useless toner discharging opening 235 away from driving coupling mechanism 29; When the toner that will give up is discharged from useless toner accepting box 23; The useless toner of discharging can not be attached to because of dispersing and drive on the coupling mechanism 29; Thereby avoided making the joint precision that drives coupling mechanism 29 be affected, and then guaranteed the usability again of assembly and useless toner accepting box 23 owing to being attached with useless toner.
Further, as shown in Figure 4, in the preferred embodiment of the utility model, also be provided with teat 237 on the outside surface of the roof 231 of useless toner accepting box 23, this jut 237 is T with respect to the overhang of the outside surface of roof 231.Useless toner discharging opening 235 is arranged on the teat 237.More particularly; As shown in Figure 4; In the preferred embodiment of the utility model, on the outside surface of the roof 231 of useless toner accepting box 23, be formed with teat 237, this teat 237 extends on the whole outer surface of roof 231 along the axial direction of photoreceptor 27.Further, as shown in Figure 4 in the preferred embodiment of the utility model, useless toner discharging opening 235 is arranged on this teat 237, and is positioned at the useless end of toner accepting box 23 on the axial direction of photoreceptor 27.
Through such structure, can make useless toner discharging opening 235 drive coupling mechanism 29 further away from each other, thereby when toner is given up in discharge, further guarantee can not produce pollution to driving coupling mechanism 29 because of dispersing of useless toner.Further, the utility model people of the utility model also finds, through such teat 237 is set, not only can obtain above-mentioned effect, can also further increase the receiving volume of useless toner accepting box 23.
In above-mentioned first embodiment, the teat 237 of type of being provided with as above-mentioned structure.But the utility model is not limited in this, and this teat 237 also can only be arranged on the end of roof 231 on the axial direction of photoreceptor 27, as long as can make useless toner discharging opening 235 be arranged on this teat 237.
Next explanation will make an explanation with reference to second embodiment of 8 pairs of the utility model of Figure of description.Fig. 8 be according to the useless toner accepting box of second embodiment of the utility model perpendicular to the schematic cross-section on the axial direction of photoreceptor.In this embodiment, adopted identical label with the identical or similar member of above-mentioned first embodiment, and its explanation is omitted.As shown in Figure 8; In second embodiment of the utility model; Be with the above-mentioned first embodiment different portions: in the cross section perpendicular to the axial direction of photoreceptor 27, the distribution area of a plurality of reinforcements surrounds 50% of area for the perisporium of useless toner accepting box 23.
As shown in Figure 8, in second embodiment of the utility model, the distribution area of a plurality of reinforcements surrounds 50% of area for the perisporium of useless toner accepting box 23.Through such structure; When useless toner reclaims mouthfuls 234 when getting into useless toner accepting box 23 along with the rotation of photoreceptor 27 through useless toner; Useless toner between the adjacent reinforcement can be mobile along the bearing of trend of reinforcement very swimmingly; Thereby the flow direction that has fully guaranteed useless toner is consistent, and can in useless toner accepting box 23, not produce sluggishness and the accumulation that useless toner flows.Further, as shown in Figure 8, because the distribution area of a plurality of reinforcements surrounds 50% of area for the perisporium of useless toner accepting box 23, when discharging useless toner from useless toner accepting box 23, reinforcement may hinder the mobile generation of useless toner.The utility model people of the utility model finds through experiment; In case the distribution area of a plurality of reinforcements surrounds 50% of area greater than the perisporium of useless toner accepting box 23; This reinforcement can produce significantly the useless toner that flows out useless toner accepting box 23 and hinder, thereby causes useless toner not discharge from useless toner accepting box 23 swimmingly.
Another aspect of the utility model has also proposed a kind of processing unit that is used for image processing system, and this processing unit comprises the assembly of developing cell and photoreceptor unit and the useless toner accepting box of describing like above-mentioned technical scheme.
Though described the utility model according to exemplary embodiment, it is not limited thereto.It should be understood that under the prerequisite of the scope that does not break away from following the utility model that claim limited those of ordinary skills can make described embodiment and changing and modification.
Claims (7)
1. useless toner accepting box that is used for image processing system, this useless toner accepting box is used for accommodating therein useless toner, and said useless toner accepting box is fixedly attached to the assembly of developing cell and photoreceptor unit; And
The photoreceptor that said developing cell constitutes to said photoreceptor unit provides toner;
Said photoreceptor unit constitutes on the outer surface of said photoreceptor and forms toner image; And said photoreceptor unit also comprises cleaning member, and said cleaning member constitutes and after said toner image is transferred on the recording medium, removes useless toner residual on the said outer surface; And
The said useless toner that is removed is housed in the said useless toner accepting box; It is characterized in that,
The inside surface of at least one perisporium of said useless toner accepting box is provided with a plurality of reinforcements, and said a plurality of reinforcements extend perpendicular to the axial direction of said photoreceptor.
2. useless toner accepting box as claimed in claim 1 is characterized in that, in the cross section perpendicular to the axial direction of said photoreceptor, the distribution area of said a plurality of reinforcements is the 10%-50% that the perisporium of said useless toner accepting box surrounds area.
3. according to claim 1 or claim 2 useless toner accepting box is characterized in that said at least one perisporium is the sidewall or the roof away from said photoreceptor of said useless toner accepting box.
4. like any described useless toner accepting box among the claim 1-3; It is characterized in that; Said useless toner accepting box away from also being provided with useless toner discharging opening on the sidewall of said photoreceptor or the roof, and said useless toner discharging opening is arranged at least one end of said useless toner accepting box on the axial direction of said photoreceptor.
5. useless toner accepting box as claimed in claim 4; It is characterized in that; Said assembly also further comprises the driving coupling mechanism; Said driving coupling mechanism is arranged at a side of said assembly on the axial direction of said photoreceptor, and is configured to be actuated to further drive each parts in the said assembly; And,
On the axial direction of said photoreceptor, what said useless toner discharging opening was positioned at said useless toner accepting box belongs to an end of a side away from said driving coupling mechanism.
6. useless toner accepting box as claimed in claim 5 is characterized in that the outside surface of said roof is provided with teat, and said useless toner discharging opening is arranged on the said teat.
7. a processing unit that is used for image processing system is characterized in that, comprises the assembly of developing cell and photoreceptor unit and like any described useless toner accepting box among the claim 1-6.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203139183U CN202257049U (en) | 2011-08-25 | 2011-08-25 | Waste toner accommodating box and processing unit |
| US13/590,473 US9223288B2 (en) | 2011-08-25 | 2012-08-21 | Waste toner collecting container and process unit |
| RU2012136214/12A RU2533545C2 (en) | 2011-08-25 | 2012-08-23 | Container for collection of waste toner and processing unit |
| JP2012184919A JP2013045116A (en) | 2011-08-25 | 2012-08-24 | Waste toner storage case and process unit |
| BRBR102012021541-1A BR102012021541A2 (en) | 2011-08-25 | 2012-08-27 | RESIDUAL TONER COLLECTION CONTAINER AND PROCESS UNIT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203139183U CN202257049U (en) | 2011-08-25 | 2011-08-25 | Waste toner accommodating box and processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202257049U true CN202257049U (en) | 2012-05-30 |
Family
ID=46118263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203139183U Expired - Fee Related CN202257049U (en) | 2011-08-25 | 2011-08-25 | Waste toner accommodating box and processing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202257049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105446103A (en) * | 2014-09-22 | 2016-03-30 | 佳能株式会社 | Cleaning apparatus, process cartridge, and image forming apparatus |
-
2011
- 2011-08-25 CN CN2011203139183U patent/CN202257049U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105446103A (en) * | 2014-09-22 | 2016-03-30 | 佳能株式会社 | Cleaning apparatus, process cartridge, and image forming apparatus |
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| 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: 20120530 Termination date: 20170825 |
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| CF01 | Termination of patent right due to non-payment of annual fee |