CN203573087U - Developer supply device - Google Patents
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- CN203573087U CN203573087U CN201320575288.6U CN201320575288U CN203573087U CN 203573087 U CN203573087 U CN 203573087U CN 201320575288 U CN201320575288 U CN 201320575288U CN 203573087 U CN203573087 U CN 203573087U
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- developer
- supply device
- powder feeding
- feeding wheel
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Abstract
The utility model relates to a developer supply device which comprises a box body and a gear set arranged at one end of the box body. The box body comprises a developer storage region for accommodating a developer and a developer supply part for supplying the developer for the outside; a developer supply opening is formed in the lower part of the developer supply part; a control mechanism for controlling the developer to flow out of the developer supply opening is arranged in the developer supply part; the developer supply part comprises an inner wall; the inner wall is one part of a cylindrical cavity; the developer supply opening is formed in the lower part of the inner wall; the control mechanism comprises a powder feeding wheel; the powder feeding wheel is provided with a plurality of partitions radially arranged along a center shaft; the powder feeding wheel is coaxial with the center shaft of the inner wall and receives power drive from the gear set; the partitions are provided with sealing sheets capable of generating elastic deformation; the sealing sheets are propped against the inner wall. The control mechanism has a simple structure, and is high in reliability and low in production cost.
Description
Technical field
The utility model relates to a kind of developer supply device.
Background technology
Conventionally, when can be used for developer supply device laser printer, independent and be installed to the precalculated position in laser printer, developer feeding mouth on developer supply device docks with the developer receiving port on the developing cell in laser printer, and developer is fed in the developing cell laser printer to participate in development from developer supply device.
Be illustrated in figure 1 the structural representation of existing a kind of developer supply device, developer supply device 20 comprises: box body 21, powder feeding portion 23, transmit screw rod 50, driven wheel 60, the turning axle 61 being connected with driven wheel, flexible member 43 and switch member 40. powder delivery portions 23 are provided with the first developer feeding mouth 25 and opening 24, in switch member 40, be provided with the second developer feeding mouth 30 and projection 37, projection 37 is inserted in opening 24.The inner receiving photographic developer T of box body.Turning axle 61 is connected with transmission screw rod 50 by drive gear set.
Before developer supply device is installed in laser printer, under the effect of flexible member 43, the first developer feeding mouth 25 in powder delivery portion 23 and the second developer feeding mouth 30 in switch member 40 stagger; When developer supply device is in installation process in laser printer, projection 37 is subject to the projection on relevant position in laser printer and promotes, the elastic force that makes switch member 40 overcome flexible member 43 slides to the direction that transmits screw rod 50 in powder delivery portion 23, the second developer feeding mouth 30 in the first developer feeding mouth 25 in powder delivery portion 23 and switch member 40 is aimed at, started supply developer.Driven wheel 60 is accepted from the driving force on laser printer, by turning axle, drive gear set, is driven and is transmitted screw rod 50 rotations, and developer is transported to developer feeding mouth.When developer supply device takes out from laser printer, the power being applied in projection 37 discharges, under the effect of the elastic force of flexible member 43, switch member 40 is to the direction motion away from transmitting screw rod, making the first developer feeding mouth 25 in powder delivery portion 23 and the second developer feeding mouth 30 in switch member 40 is to stagger, and disconnects supply developer.
It is more complicated from the control gear structure of developer feeding mouth outflow that this developer supply device is controlled developer, causes the functional reliability of developer supply device to reduce, and production cost is high.
Utility model content
The utility model provides a kind of developer supply device, to solve existing developer supply device, controls control gear structure that developer flows out from developer feeding mouth compared with complicated and cause the low and high technical matters of production cost of the functional reliability of developer supply device.
In order to solve above technical matters, the technical scheme that the utility model is taked is:
A kind of developer supply device, comprise: box body and the gear set that is arranged on box body one end, described box body comprises the developer feeding portion of developer storage area and the outside supply developer of receiving photographic developer, the bottom of described developer feeding portion is provided with developer feeding mouth, in described developer feeding portion, be provided with and control the control gear that described developer flows out from described developer feeding mouth, it is characterized in that, described developer feeding portion comprises inwall, described inwall is a part for cylindrical cavity, described developer feeding mouth is arranged on the bottom of described inwall, described control gear comprises powder feeding wheel, on described powder feeding wheel, be provided with a plurality of dividing plates of radially arranging along central shaft, described powder feeding wheel and described inwall central shaft are coaxial and accept the power drive from described gear set, on described dividing plate, be provided with the diaphragm seal of elastically deformable, described diaphragm seal and described inwall butt.
The central shaft both ends of described powder feeding wheel are connected with the rack shaft being arranged on described box side wall with the support portion on described box body respectively.
Described diaphragm seal is greater than the internal diameter of the internal diameter of described developer feeding portion or the bottom of developer feeding portion at the development length in the radial direction of described powder feeding wheel, the excircle of described dividing plate does not contact with the inwall of developer feeding portion.
On described box body, be also provided with developer gathering sill and the transmission screw rod that is positioned at described gathering sill, described transmission screw rod one end is connected with the central shaft of described powder feeding wheel, and be connected with the rotating shaft of described support portion, the other end is connected with the sidewall rotating shaft of described box body, and is connected with described gear set the driving of accepting described gear set.
The both ends of described powder feeding wheel are also provided with two sidewalls of dividing plate described in axial shutoff.
Between the inwall of described developer feeding portion and powder feeding wheel, be provided with elastic sealing element and flexible seal, described elastic sealing element is arranged on the inwall of described developer feeding portion, and described flexible seal is arranged on described elastic sealing element.
Described developer feeding portion also comprises fixed part, and in described powder feeding wheel sense of rotation, described fixed position is in the upstream of described developer feeding portion inwall, and one end of described elastic sealing element and described flexible seal is fixed on described fixed part.
Described developer feeding portion also comprises that the radial height of described enclosure wall is greater than the radial height of described developer gathering sill by described developer storage area and the relative enclosure wall separating of described developer feeding portion.
Between described developer gathering sill and described enclosure wall, be provided with developer passage.
The footpath of described support portion is upwards provided with a plurality of grooves.
After having adopted technique scheme, due to developer feeding, portion comprises inwall, inwall is a part for cylindrical cavity, developer feeding mouth is arranged on the bottom of inwall, control gear comprises powder feeding wheel, on powder feeding wheel, be provided with a plurality of dividing plates of radially arranging along central shaft, the central shaft both ends of powder feeding wheel are connected with the rack shaft being arranged on box body with the support portion on box body respectively, powder feeding wheel and inwall central shaft are coaxial and accept the power drive from gear set, on described dividing plate, be provided with the diaphragm seal of elastically deformable, described diaphragm seal and described inwall butt.Rotation by powder feeding wheel and stop realizing and control developer and flow out from developer feeding mouth, control gear is simple in structure, reliability is high and production cost is low.Separate the existing developer supply device of determining and controlled control gear structure that developer flows out from developer feeding mouth compared with complicated and cause the low and high technical matters of production cost of the functional reliability of developer supply device.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing developer supply device.
Fig. 2 is the schematic diagram that the developer supply device of embodiment mono-is installed to developing cell.
Fig. 3 A is the inner structure schematic diagram of the developer supply device of embodiment mono-.
Fig. 3 B is the decomposing schematic representation of Fig. 3 A.
Fig. 4 is the developer feeding portion part-structure schematic diagram of developer warehouse in embodiment mono-.
Fig. 5 is the stereographic map of the powder feeding wheel of embodiment mono-.
Fig. 6 is that the developer supply device of embodiment mono-is at the sectional view at powder feeding wheel place.
Fig. 7 A-7C is the schematic diagram of the course of work of powder feeding wheel in embodiment mono-.
Fig. 8 is that embodiment mono-adopts two structural drawing that transmit screw rod.
Fig. 9 is the cut-away view of the developer supply device of embodiment bis-.
Figure 10 is the STRUCTURE DECOMPOSITION figure of Fig. 9.
Figure 11 is the powder feeding wheel stereographic map of embodiment bis-.
Figure 12 is the stereographic map of the developer warehouse of embodiment bis-.
Figure 13 is that the developer supply device of embodiment bis-is at the sectional view at powder feeding wheel place.
Figure 14 is the stereographic map that embodiment tri-powder feeding wheel dividing plates are sticked on diaphragm seal.
Figure 15 is that the developer supply device of embodiment tri-is at the sectional view at powder feeding wheel place.
Figure 16 is that the developer supply device of embodiment tetra-is at the sectional view at powder feeding wheel place.
Figure 17 establishes reeded structural representation on support portion in embodiment mono-.
Embodiment
Embodiment mono-
Referring to Fig. 2, developer supply device 100 comprises: box body, be arranged on handle 126. users on box body by taking handle 126 that developer supply device is installed on developing cell 180, developing cell 180 comprises that the box body of developer receiving port 188. developer supply devices comprises developer warehouse lid 102 and developer warehouse 108, developer warehouse lid 102 is connected with the mode of developer warehouse 108 by welding, shown in developer storage area 103(Fig. 3 of inside formation receiving photographic developer).
Referring to Fig. 3 A, 3B and Fig. 4, on one end of developer warehouse 108, be provided with gear set 120, for the driving force of laser printer is delivered to developer supply device 100.Developer agitating element 109 is contained in developer storage area 103, developer agitating element 109 comprises agitating element box body 1091 and turning axle 1092, turning axle 1092 one end are connected driving rotation with gear set 120, by the developer in developer storage area 103, the direction to the first transmission screw rod 110 transmits agitating element box body 1091.One end that the first transmission screw rod 110 is arranged in developer gathering sill 1081, the first transmission screw rods 110 is provided with driven wheel 111, and driven wheel 111 meshes transferring power with the gear in gear set 120.The developer that the first transmission screw rod 110 is sent to developer agitating element 109 in developer gathering sill 1081 is sent to developer feeding portion 1082.Developer feeding portion 1082 is provided with developer feeding mouth 1083, developer feeding portion 1082 comprises inwall, sense of rotation along the first transmission screw rod 110, the inwall of developer feeding portion comprises antetheca 10821 and rear wall 10822(Fig. 6), developer feeding mouth 1083 is between the antetheca 10821 and rear wall 10822 of developer feeding portion inwall.At developer gathering sill 1081, be communicated with position with developer feeding portion 1082 and be provided with the support portion 1084 with axis hole.The powder feeding wheel 120 of column is arranged in developer feeding portion 1082, and the interior wall construction of the external structure of powder feeding wheel and developer feeding portion matches, the inwall close contact of the outside surface of powder feeding wheel 120 and developer feeding portion.One end of powder feeding wheel 120 and first is transmitted screw rod 110 and is fixedly connected with, and the other end is fixedly supported on the sidewall of developer warehouse 108 by support 140.First transmits the axle head (non-gear end) of screw rod 110 through the axis hole of support portion 1084, is connected with powder feeding wheel 120, and powder feeding wheel 120 rotates together with the first transmission screw rod 110.In developer feeding portion 1082 in the direction of agitating element 109, also be provided with enclosure wall 1085, enclosure wall semi-surrounding developer feeding portion 1082, a wall 10851 of enclosure wall 1085 is connected with the sidewall 10811 of developer gathering sill 1081, and another wall 10852 extends to the sidewall of developer warehouse 108.The wall of the tall and big sidewall 10811 in developer gathering sill 1081 of wall of enclosure wall 1085 is high, in the footpath of the first transmission screw rod 110, makes progress, and the radial depth of enclosure wall 1085 is greater than the radial depth of developer gathering sill 1081.Between enclosure wall sidewall 10851 and support portion 1084, be provided with developer passage 1086, the inside that is communicated with developer gathering sill 1081 and enclosure wall 1085. when being arranged in the developer of developer storage area 103, being stirred element 109 and being sent to after developer gathering sill 1081 and enclosure wall 1085, the developer that is arranged in developer gathering sill 1081 transmits screw rod 110 by first and transmits to developer feeding portion 1082, and the developer in developer gathering sill enters into developer feeding portion 1082 through path 10 86.Enclosure wall 1085 can be contained the developer that enters into developer feeding portion and turn back to developer storage area 103 to prevent it again.Developer gathering sill 1081, enclosure wall 1085 and support portion 1084 are one-body molded with developer warehouse 108.
Referring to Fig. 5-6, the cross section of powder feeding wheel 120 is circular, and powder feeding wheel 120 comprises: central shaft 121, and a plurality of dividing plates 122 of radially arranging along central shaft and axially two sidewalls 123 of shutoff dividing plate, dividing plate 122 is between sidewall 123.The quantity of dividing plate is more than or equal to 4, and the dividing plate that the present embodiment adopts is 7, forms powder delivery groove 124 between dividing plate and dividing plate, and the size of powder delivery groove 124 is all identical.The radially extended height of sidewall 123 is identical with the radially extended height of dividing plate 122, and sidewall 123 is shutoff developer in the axial direction, prevents that developer from entering into powder delivery groove 124 from developer gathering sill 1081 in the axial direction.When developer is by transmitting screw conveyer to powder feeding wheel 120 places, developer enters into the powder delivery groove of contiguous enclosure wall 1085, when the powder delivery groove of developer carrying rotates to the position of docking with developer feeding mouth, developer in powder delivery groove flows out from developer feeding mouth 1083 the developer receiving port 188 (as Fig. 2) that enters into developing cell, empty powder delivery groove is along with powder feeding wheel continues to rotate to the position that can load developer, continue delivery developer to developer feeding mouth, realize opening of developer feeding mouth.When developer supply device is in off working state, be that powder feeding wheel is when static, have at least two powder feeding wheel upper spacers to form radial-plugging between the antetheca 10821 of developer feeding portion 1082 and rear wall 10822, developer is isolated in outside developer feeding mouth 1083, thereby realizes closing of developer feeding mouth.
Referring to Fig. 7 A-7C, R is the sense of rotation of powder feeding wheel 120, for the clear course of work of describing powder feeding wheel, sense of rotation R along powder feeding wheel, it is No. 1 dividing plate, No. 2 dividing plates that the dividing plate of powder feeding wheel is carried out to numeral number ... No. 7 dividing plates, the powder delivery groove between consequent dividing plate can be numbered 1-2 powder delivery groove, 2-3 powder delivery groove ... 6-7 powder delivery groove.While starting working in developer supply device is installed to the developing cell of laser printer, developer in developer storage area 103 transmits via agitating element 109 and first developer feeding portion 1082 places that screw rod 110 is sent to powder feeding wheel 120 places, and now developer enters into 1-2 powder delivery groove, 2-3 powder delivery groove and 3-4 powder delivery groove; In 4-5 powder delivery groove, 5-6 powder delivery groove, 6-7 powder delivery groove and 7-1 powder delivery groove, be empty; As Fig. 7 A.Continuation rotation along with powder feeding wheel, when 3-4 powder delivery groove docks with developer feeding mouth 1083, developer wherein unloads from 3-4 powder delivery groove, by developer feeding mouth 1083, flow into the developer receiving port 188 of developing cell, simultaneously, 7-1 powder delivery groove and 6-7 powder delivery groove start to load developer, as Fig. 7 B.Powder feeding wheel continues rotation, and 2-3 powder delivery groove docks with developer feeding mouth 1083, and developer unloads from 2-3 powder delivery groove, and 3-4 powder delivery groove sky starts to enter into the next cycle of loading developer.Along with the rotation of powder feeding wheel, powder delivery groove loads, unloading developer, thereby realizes developer supply device to developing cell supply developer.When powder feeding wheel stops operating, any one dividing plate that is positioned at antetheca 10821 sides can form the radial-plugging to developer feeding portion with any one dividing plate that is positioned at rear wall 10822, developer in powder delivery groove in non-developer feeding mouth is retained in corresponding powder delivery groove, realizing developer supply device stops to developing cell supply developer, for example, in Fig. 7 B, if powder feeding wheel stops operating, after in 3-4 powder delivery groove, developer has flow in the developer receiving port 188 of developing cell by developer feeding mouth 1083, be positioned at No. 4 of antetheca, any one dividing plate in No. 5 and No. 6 dividing plates can form radial-plugging with any one dividing plate that is arranged in No. 2 and No. 3 dividing plates of rear wall 10822, developer in powder delivery groove can not flow to developer feeding mouth 1083.
Referring to Fig. 8, for further improving the developer conveying capacity to developer feeding portion, developer supply device can also arrange in the position side by side of the first transmission screw rod 110 the second transmission screw rod 210, the second transmission screw rods 210 and be arranged in the second developer gathering sill 220.Second one end of transmitting screw rod 210 is provided with driven wheel 230, and driven wheel 230 is driven by gear set 120, and driven wheel 111 engagements that driven wheel 230 and first transmits screw rod 110 drive first to transmit screw rod 110 rotations.The hand of spiral that the first transmission screw rod 110 and second transmits screw rod 210 is contrary.By this two modes that transmit screw rod, can greatly mention to the developer feeding amount at developer feeding portion and powder feeding wheel place.
The first transmission axle head of screw rod and the axis hole 10841 of support portion 1084 coordinate, first transmits screw rod in High Rotation Speed process, developer is easy to enter into the gap between the axle head of the first transmission screw rod and the axis hole 10841 of support portion 1084, the first transmission axle head of screw rod and axis hole 10841 cooperation positions of support portion 1084 " soak " in developer always, because contain adjuvant in developer, the stressed friction of developer adjuvant in gap between the axle head of the first transmission screw rod and the axis hole 10841 of support portion 1084 is easy to melt, the developer adjuvant that the first transmission axle head of screw rod and the axis hole of support portion 10841 are melted sticks together, cause the first transmission screw rod " stuck " and cannot normally work.For head it off, referring to Figure 17, in the footpath of axis hole 10841, a plurality of grooves 10842 are upwards set, to reduce the contact area of first axle head of transmission screw rod and the axis hole of support portion, also for entering into the developer in gap, provide activity space, thereby effectively solve the problem of above-mentioned transmission screw rod " stuck " simultaneously.
Embodiment bis-
This enforcement is only described explanation for the different structure of embodiment mono-, and other structures identical with embodiment mono-repeat no more.
Referring to Fig. 9-10, to transmit screw rod 310 and be arranged in developer gathering sill 320, one end is connected with gear set 120 and is received rotary power by driven wheel 111, and the other end is supported on the box body of developer supply device by support 340.Powder feeding wheel 330 is arranged in developer feeding portion 2082, and one end is rotatably supported on the sidewall of developer feeding portion by the mode of shaft hole matching, and the other end is also supported on the box body of developer supply device by support 340.Transmit screw rod 310 and powder feeding wheel 330, in one end of support 340 sides, transmission gear 350 and 360 are respectively installed, transmission gear 350 and 360 engagement transferring power.Gear set 120 is passed to rotary power to transmit screw rod 310 by transmission gear 111, transmits screw rod 310 and drives powder feeding wheel 330 rotations again.
Referring to Figure 11, powder feeding wheel 330 comprises: central shaft 331 and a plurality of dividing plates 332 of radially arranging along central shaft, between dividing plate and dividing plate, form the turning axle that powder delivery groove 334. central shafts 331 can be used as powder feeding wheel 330, one end is connected with the sidewall of developer feeding portion, a side end of transmission gear 360. dividing plates 332 and the sidewall butt of developer feeding portion are supported and be provided with in one end by support 340, the end of opposite side and support 340 butts, prevent developer axially leaking from powder feeding wheel when powder feeding wheel does not rotate.
Referring to Figure 12, developer feeding portion 2082 comprises upper strata 20821 and lower floor 20822.The excircle of the dividing plate 332 of powder feeding wheel 330 and the inwall butt of lower floor 20822, developer feeding mouth 20823 is arranged in lower floor 20822.
Referring to Figure 13, in developer feeding portion 2082 in the radial direction, powder feeding wheel 330 is between developer feeding mouth 20823 and transmission screw rod 310.Developer is first sent to 20821 places, upper strata of developer feeding portion by transmission screw rod 310, developer freely falls in the powder delivery groove 334 of powder feeding wheel 330, the powder delivery groove rotation of developer carrying is to docking with developer feeding mouth, and the developer that is arranged in powder delivery groove flows out developer feeding mouth.The process of powder feeding wheel 330 supplying developing agent, please refer to embodiment mono-.
In the present embodiment, the dividing plate two ends of powder feeding wheel also can arrange the sidewall described in embodiment mono-.
Fence structure described in embodiment mono-is also applicable to the present embodiment.
The structure that the transmission screw rod of the present embodiment and powder feeding wheel stagger in the radial direction and arrange in developer feeding portion, than the powder feeding screw structure coaxial with powder feeding wheel in embodiment mono-, developer can be directly from transmitting screw conveyer to powder feeding wheel, and developer transmission efficiency is higher.
Embodiment tri-
There is a technical matters in the structure of the powder feeding wheel in embodiment mono-and embodiment bis-, be exactly for guaranteeing the sealing between powder feeding wheel and developer feeding portion, the dividing plate of powder feeding wheel must contact with the inwall of developer feeding portion, and contact tightr, sealing is better; But contact closelyr, the friction between powder feeding wheel and developer feeding portion is larger, cause the rotary torque of powder feeding wheel to become large.For addressing the above problem, the present embodiment is a kind of scheme that the powder feeding wheel structure of embodiment mono-and embodiment bis-is optimized, for outstanding the present embodiment technical characterictic different with embodiment bis-from embodiment mono-, the technical characterictic identical with embodiment bis-with embodiment mono-is no longer repeated in this description.
Referring to Figure 14-15, the powder feeding wheel of the present embodiment 420 dividing plates adopt 4, are pasted with the diaphragm seal 400 of elastically deformable on dividing plate 500, and diaphragm seal 400 is greater than the 1082(2082 of developer feeding portion at the development length in the radial direction of powder feeding wheel 420) internal diameter; The excircle of dividing plate 500 not with the 1082(2082 of developer feeding portion) inwall contact.When powder feeding wheel rotates in developer feeding portion, diaphragm seal contacts with the inwall of developer feeding portion, and elastic bending occurs, thereby realizes the radial seal between powder feeding wheel and developer feeding portion when powder feeding wheel does not rotate.By said structure, not only can reduce the rotary torque of powder feeding wheel, also greatly improved the sealing between powder feeding wheel and developer feeding portion.
Embodiment tetra-
The present embodiment provides another to be different from embodiment tri-, solves the technical matters described in embodiment tri-.Referring to Figure 16, the 1082(2082 of developer feeding portion) and powder feeding wheel 120(230) between elastic sealing element 600 and flexible seal 700 are set.Elastic sealing element 600 sticks on the inwall of developer feeding portion, and elastic sealing element can adopt through hole sponge, PORO cotton etc.Flexible seal 700 is between elastic sealing element 600 and powder feeding wheel, and flexible seal 700 sticks on elastic sealing element 600, and flexible seal 700 can adopt has PET sheet that smooth surface friction factor is less etc.The surperficial butt of the excircle of powder feeding wheel and flexible seal 700.Elastic sealing element 600 is mainly sealing powder feeding wheel and developer feeding portion, and flexible seal 700 is mainly used in reducing the rotary torque of powder feeding wheel.By above-mentioned seal is set, not only can strengthen the sealing between powder feeding wheel and developer feeding portion, also can reduce the rotary torque of powder feeding wheel simultaneously.
Because powder feeding wheel is high speed, ceaselessly rotation when work, in order to prevent above-mentioned seal to be subject to the impact of powder feeding wheel rotation, come off or be shifted, above-mentioned seal is fixed on the fixed part 1087 of developer feeding portion in the end 610 and 710 of the upstream of powder feeding wheel sense of rotation R.Because flexible seal 700 has certain degree of hardness, if laminating is bad between flexible seal 700 and elastic sealing element 600, can affect sealing and the moment of torsion of powder feeding wheel, so flexible seal 700 preferably only has end 710 to be fixed on fixed part 1087, remainder is unfixing with elastic sealing element 600, like this, flexible seal 700 can be in powder feeding wheel rotary course, dynamically adjust and elastic sealing element between laminating effect, thereby make the sealing effectiveness of elastic sealing element 600 and flexible seal 700 and reduce the better effects if of moment of torsion.
Dividing plate quantity in the utility model is at least 3, in the time of practical application, can select according to actual conditions.
Claims (10)
1. a developer supply device, comprise: box body and the gear set that is arranged on box body one end, described box body comprises the developer feeding portion of developer storage area and the outside supply developer of receiving photographic developer, the bottom of described developer feeding portion is provided with developer feeding mouth, in described developer feeding portion, be provided with and control the control gear that described developer flows out from described developer feeding mouth, it is characterized in that, described developer feeding portion comprises inwall, described inwall is a part for cylindrical cavity, described developer feeding mouth is arranged on the bottom of described inwall, described control gear comprises powder feeding wheel, on described powder feeding wheel, be provided with a plurality of dividing plates of radially arranging along central shaft, described powder feeding wheel and described inwall central shaft are coaxial and accept the power drive from described gear set, on described dividing plate, be provided with the diaphragm seal of elastically deformable, described diaphragm seal and described inwall butt.
2. developer supply device as claimed in claim 1, is characterized in that, the central shaft both ends of described powder feeding wheel are connected with the rack shaft being arranged on described box side wall with the support portion on described box body respectively.
3. developer supply device as claimed in claim 2, it is characterized in that, described diaphragm seal is greater than the internal diameter of the internal diameter of described developer feeding portion or the bottom of developer feeding portion at the development length in the radial direction of described powder feeding wheel, the excircle of described dividing plate does not contact with the inwall of developer feeding portion.
4. developer supply device as claimed in claim 3, it is characterized in that, on described box body, be also provided with developer gathering sill and the transmission screw rod that is positioned at described gathering sill, described transmission screw rod one end is connected with the central shaft of described powder feeding wheel, and be connected with the rotating shaft of described support portion, the other end is connected with the sidewall rotating shaft of described box body, and is connected with described gear set the driving of accepting described gear set.
5. the arbitrary developer supply device as described in claim 1-4, is characterized in that, the both ends of described powder feeding wheel are also provided with two sidewalls of dividing plate described in axial shutoff.
6. the arbitrary developer supply device as described in claim 1-4, it is characterized in that, between the inwall of described developer feeding portion and powder feeding wheel, be provided with elastic sealing element and flexible seal, described elastic sealing element is arranged on the inwall of described developer feeding portion, and described flexible seal is arranged on described elastic sealing element.
7. developer supply device as claimed in claim 6, it is characterized in that, described developer feeding portion also comprises fixed part, in described powder feeding wheel sense of rotation, described fixed position is in the upstream of described developer feeding portion inwall, and one end of described elastic sealing element and described flexible seal is fixed on described fixed part.
8. the arbitrary developer supply device as described in claim 1-4, it is characterized in that, described developer feeding portion also comprises that the radial height of described enclosure wall is greater than the radial height of described developer gathering sill by described developer storage area and the relative enclosure wall separating of described developer feeding portion.
9. developer supply device as claimed in claim 8, is characterized in that, between described developer gathering sill and described enclosure wall, is provided with developer passage.
10. the arbitrary developer supply device as described in claim 2-4, is characterized in that, the footpath of described support portion is upwards provided with a plurality of grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320575288.6U CN203573087U (en) | 2013-09-17 | 2013-09-17 | Developer supply device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320575288.6U CN203573087U (en) | 2013-09-17 | 2013-09-17 | Developer supply device |
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| CN203573087U true CN203573087U (en) | 2014-04-30 |
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| CN201320575288.6U Expired - Lifetime CN203573087U (en) | 2013-09-17 | 2013-09-17 | Developer supply device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015039484A1 (en) * | 2013-09-17 | 2015-03-26 | 珠海赛纳打印科技股份有限公司 | Developer supply device |
-
2013
- 2013-09-17 CN CN201320575288.6U patent/CN203573087U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015039484A1 (en) * | 2013-09-17 | 2015-03-26 | 珠海赛纳打印科技股份有限公司 | Developer supply device |
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Effective date of registration: 20151021 Address after: 6, 519075 A District, 4 buildings, 63 North Pearl Road, Zhuhai, Guangdong Patentee after: APEX TECHNOLOGY Co.,Ltd. Address before: 519075 Xiangzhou, Zhuhai, Pearl Road, North District, No. 63, No. Patentee before: ZHUHAI SEINE TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |
Address after: 519075, Guangdong District, Xiangzhou, Zhuhai Avenue, No. 01, building 3883, 2 floor, 7 floor, B District, 02, 03, 04, 1, 2, 3, 4, 5, 05, Zhuhai Patentee after: NINESTAR Corp. Address before: 6, 519075 A District, 4 buildings, 63 North Pearl Road, Zhuhai, Guangdong Patentee before: APEX TECHNOLOGY Co.,Ltd. |
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