CN109782559A - A kind of toner cartridge of dust and pollution prevention - Google Patents
A kind of toner cartridge of dust and pollution prevention Download PDFInfo
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- CN109782559A CN109782559A CN201910158574.4A CN201910158574A CN109782559A CN 109782559 A CN109782559 A CN 109782559A CN 201910158574 A CN201910158574 A CN 201910158574A CN 109782559 A CN109782559 A CN 109782559A
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- pollution
- bracket
- barn door
- end cap
- toner cartridge
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Abstract
A kind of toner cartridge of dust and pollution prevention, is related to laser printer technical field, includes waste powder hopper, photosensitive drums, cleaning doctor, charging roller, powder cabin, powder outlet cutter, developing device, conductive end cap, gear end cap, anti-pollution bracket and barn door；The rectangular plastic offset plate, shaft, torsional spring, sail shape top position, U-bracket, gear end-stopping plate and conductive end-stopping plate, the anti-pollution bracket is connected in charging roller steel shaft and u-bracket, barn door is up lifted by the torsional spring on barn door and sail shape top position presses down barn door automatically go to anti-pollution bracket can be with normal print position in printing to realize, when do not print leave printer after, torsional spring, which lifts barn door, makes anti-pollution bracket return to anti-pollution state；A kind of beneficial effect of the toner cartridge of dust and pollution prevention of the present invention is: can effectively prevent dust and enters inside toner cartridge, and can be automatic anti-pollution, structure is simple, is suitble to promote.
Description
Technical field
A kind of toner cartridge of dust and pollution prevention of the present invention, is related to laser printer technical field, especially a kind of toner cartridge.
Background technique
Toner cartridge currently produced on the market requires to do anti-pollution measure, and there are two types of methods on the market at present: the first is
Press from both sides anti-pollution paper；Second is inserted between the both ends steel shaft of charging roller and photosensitive drums with pivot pin, and both methods requires
Before shipment, manually anti-pollution paper or pivot pin are packed into, is manually removed again using preceding, is not removed and will affect use.In addition
After if toner cartridge is carried out, cannot timely shipment, when placing a period of time, due to there is a laser channeling on toner cartridge, inevitable meeting
There is dust to enter in toner cartridge, toner cartridge can be worn when particle is big, causes printing abnormal.
Summary of the invention
In view of the above shortcomings of the prior art, the present invention provides a kind of toner cartridge of dust and pollution prevention, can not only be automatic antifouling
Dye, moreover it is possible to make toner cartridge close laser channeling before the use, can enter dust inside toner cartridge.
Present invention employs following technical side ` cases: a kind of toner cartridge of dust and pollution prevention, includes waste powder hopper, photosensitive drums, cleaning
Scraper, charging roller, powder cabin, powder outlet cutter, developing device, conductive end cap, gear end cap, anti-pollution bracket and barn door.The powder
The front lower place in storehouse is equipped with developing device, and the back upper place of developing device is equipped with powder outlet cutter, and waste powder hopper is photosensitive in the front end of powder cabin
Drum is mounted on the back lower place of waste powder hopper, contacts with the developing device in powder cabin, and the surface of photosensitive drums is equipped with charging roller, charging roller
Both ends steel shaft be respectively provided with charging roller support, the other end for the roller support that charges respectively is equipped with a pressure spring, and cleaning doctor is mounted on
The front upper place of photosensitive drums, and the edge of a knife of cleaning doctor and photosensitive drums are tangent, the conduction end cap and gear end cap are mounted on toner cartridge
The left and right sides, be fixed in powder cabin and waste powder hopper by screw, the top position of conductive end cap and gear end cap is corresponding to be set
There is a groove, the one side towards toner cartridge of two grooves respectively has a circular hole, and is equipped with a detent, institute in the front of circular hole
It states barn door and includes rectangular plastic offset plate, shaft, torsional spring, sail shape top position, U-bracket, gear end-stopping plate and conductive end-stopping plate,
Its length and width just covers the rectangular region surrounded by powder cabin, waste powder hopper, conductive end cap and gear end cap, and the two of the barn door
Side sets a groove there are two protrusion and bottom, raised side relative to the position that conductive end cap and gear end cover circular hole
Position relative to circular hole on end cap is respectively provided with a cylinder-shaped shaft, has altogether in the shaft of both sides at least provided with 1 torsional spring, torsional spring
Be stuck in the groove of barn door bottom on one side, in the 7 font detents that another side corresponding edge covers, the barn door close to useless
The outside one side of powder cabin is equipped at least one sail shape top position, and raised height is between 10-100mm, and in barn door
It is equipped at least one small lugs below front end and protrudes into end cap inner wall, makes to be slightly less than waste powder hopper top before barn door, and below slightly
Above powder cabin.The both sides of close waste powder hopper of the barn door towards the one side inside toner cartridge are respectively provided with a U-bracket,
The opening of the U-bracket is respectively provided with the circular hole of an identical size towards waste powder hopper direction at the top of rack leg；It is described anti-pollution
Bracket is long rod type, and a hole is respectively provided among the both ends of stock, and one end is circular hole, and Circularhole diameter is bigger than charging roller steel shaft, circle
The pore wall thickness on the right side in hole is gradually increased to the right by upper and lower two, and the other end is the elongate holes that both ends are circular arc, circular hole
One end mounted in charging roller both sides steel shaft on, elongate holes and U-bracket are connected using pivot pin, and the main body of pivot pin is cylinder
Shape, one end are the size rounded cap bigger than cylindrical outer diameter, and the other end is two detents with chamfering, are installed in place rear anti-pollution branch
Frame can be freely rotated around pivot pin.
After a kind of toner cartridge toner cartridge of dust and pollution prevention installs, due to the effect of the torsional spring in the shaft of barn door both sides, make
Barn door is up lifted, but the baffle that barn door front lower place is arranged in can be blocked by both sides end cap barn door is made to be parked in the position being blocked
It sets, this ends of the elongate holes for the anti-pollution bracket being connected at this time with barn door rises with barn door, reaches barn door and is kept off
When position firmly, pivot pin reaches exactly to the upper end of anti-pollution bracket elongate holes, and the circular hole of the other end, due to covering in charging roller
Steel shaft on, as the other end moves up, and change angle, photosensitive drums are withstood in the place for keeping thickness thicker than charging roller glue-line to be made to charge
Roller is separated with photosensitive drums.Reach when without using toner cartridge, anti-pollution bracket is isolated by the torsional spring elastic force effect of barn door
Charging roller and photosensitive drums play anti-pollution, and block barn door which by laser channeling, make to form a sealing in toner cartridge
Space, energy blocks dust enter inside toner cartridge.When user uses toner cartridge, directly toner cartridge is put into printer, printer
Interior space is just more little higher than the height of toner cartridge, so the sail shape top position top when toner cartridge is put into printer, on barn door
Firmly printer inner wall rotates down barn door centered on shaft, after toner cartridge is put in place, closes printer door closure, at this time
Barn door opens a seam, and laser can be penetrated in photosensitive drums by gap, will not influence printing；And anti-pollution bracket is with shading
Plate moves down, during moving down, since the motion track of barn door is and the anti-pollution bracket using shaft as the circular arc in the center of circle
Motion track be using charging roller steel shaft as the circular arc in the center of circle, two circular arcs there are two intersection point, the elongate holes of anti-pollution bracket
Long side is more longest apart from long than between two circular arcs, two intersection point, when barn door is pressed onto minimum, no more than the lower section intersection point of two circular arcs,
Anti-pollution bracket returns to the position smaller than charging roller glue-line between charging roller and photosensitive drums, charges due to rotating down at this time
Roller is in contact with photosensitive drums, can be carried out normal print.
A kind of beneficial effect of the toner cartridge of dust and pollution prevention of the present invention is: it can effectively prevent dust and enter inside toner cartridge, and
And can be automatic anti-pollution, structure is simple.
Detailed description of the invention
Attached drawing 1 is that a kind of toner cartridge of dust and pollution prevention of the present invention is packed into the side schematic view after printer, and attached drawing 2 is this hair
Side schematic view when in a kind of non-installed printer of toner cartridge of bright dust and pollution prevention, attached drawing 3 are a kind of dust and pollution preventions of the present invention
Toner cartridge barn door, the schematic diagram of pivot pin and anti-pollution bracket, attached drawing 4 is a kind of screening of the toner cartridge of dust and pollution prevention of the present invention
The top view of tabula rasa.In figure: 1 is powder cabin, and 11 be handle, and 12 be powder outlet cutter, and 13 be powder feeding roller, and 14 be developer roll, 2 waste powder hoppers,
21 be photosensitive drums, and 22 be charging roller, and 23 be cleaning doctor, and 3 be anti-pollution bracket, and 31 be anti-pollution bracket round hole, and 32 be anti-
Bracket elongate holes are polluted, 33 is at A, 34 is at B, 4 are barn door, and 41 be shaft, and 42 be sail shape top position, and 43 be U-shaped branch
Frame, 44 be torsional spring, and 45 be bracket circular hole, and 46 be torsional spring groove, and 47 be gear end block, and 48 be conducting end block, and 5 is logical for laser
Road, 6 be pivot pin, and 61 be nut cap, and 62 be cylinder, and 63 be detent, and 7 be gear side lid, and 71 be gear end torsional spring detent, and 8 be to lead
Electric end cap, 81 be conducting end torsional spring detent.
Specific embodiment
The present invention is illustrated with reference to the accompanying drawing: referring to attached drawing 1, Fig. 2, Fig. 3 and Fig. 4, a kind of dust and pollution prevention
Toner cartridge, comprising waste powder hopper 2, photosensitive drums 21, cleaning doctor 23, charging roller 22, powder cabin 1, powder outlet cutter 12, powder feeding roller 13, development
Roller 14, conductive end cap 8, gear end cap 7, anti-pollution bracket 3 and barn door 4.The front lower place of the powder cabin 1 is equipped with developer roll
14, the left side of developing roller 14 is equipped with powder feeding roller 13 and is in close contact with developer roll 14, and the back upper place of developer roll 14 is equipped with out
Powder knife 12, waste powder hopper 2 are located at the front of powder cabin 1, and photosensitive drums 21 are mounted on the back lower place of waste powder hopper 2, with the developer roll in powder cabin 1
14 contacts, the surface of photosensitive drums 21 are equipped with charging roller 22, and the both ends steel shaft of charging roller 22 is mounted in charging roller support, charging
The other end of roller support is equipped with a pressure spring, and cleaning doctor 23 is mounted on the front upper place of photosensitive drums 21, and cleaning doctor 23
The edge of a knife and photosensitive drums 21 are tangent, and the conduction end cap 8 and gear end cap 7 are mounted on the left and right sides of toner cartridge, are fixed on by screw
In powder cabin 1 and waste powder hopper 2, there are one groove, groove in conductive end cap 8 position corresponding with the top position of gear end cap 7
It is interior to be equipped with shaft circular hole, gear end torsional spring detent 71 and conducting end torsional spring detent 81, the barn door 4 are respectively provided in front of circular hole
Include rectangular plastic offset plate main body, shaft 41, torsional spring 44, sail shape top position 42, U-bracket 43, torsional spring card slot 46, U-bracket
Circular hole 45, gear end block 47 and conducting end block 48.The length and width of the barn door 4 can just be mounted on by powder cabin 1, waste powder hopper
2, the rectangular region that conductive end cap 8 and gear end cap 7 surround, the two sides of the barn door 4 are relative to conductive end cap 8 and gear
The position of shaft circular hole in groove on end cap 7 is respectively provided with a torsional spring along waste powder hopper direction of 1 shaft 41 and bottom
Groove 46, is respectively provided with 1 torsional spring 44 in the shaft of both sides, in the groove 46 for being stuck in barn door bottom on one side of torsional spring 44, another side
It is stuck in the 7 font detents that corresponding edge covers, the top of the barn door 4 is respectively provided with a wind close to the position of both sides end cap
Sail shape top position 42, and gear end block 47 and conducting end block 48, the barn door are respectively provided in the both ends front lower place of barn door 4
The both sides of the 4 close waste powder hoppers 2 towards the one side inside toner cartridge are respectively provided with a U-bracket 43, the opening court of the U-bracket
Waste powder hopper direction is respectively provided with the circular hole 45 of an identical size at the top of rack leg；The anti-pollution bracket 3 is long rod type, long
A hole is respectively provided among the both ends of bar, one end is circular hole 31, and Circularhole diameter is bigger than charging roller steel shaft, the hole on the right side of circular hole 31
Wall thickness is gradually increased to the right by upper and lower two, and the other end is the elongate holes 32 that both ends are circular arc, one end dress of circular hole 31
In the both sides steel shaft of charging roller 22, elongate holes 32 are connect with U-bracket 43 using pivot pin 6, and the main body of pivot pin 6 is cylindrical
62, one end is the size rounded cap 61 bigger than cylindrical 62 outer diameters, and the other end is two detents 63 with chamfering, is installed in place rear defence
Pollution bracket 3 can be freely rotated around pivot pin 6.
After toner cartridge installs, due to the effect of the torsional spring 44 in barn door both sides shaft 41, lift barn door 4 up, but
Gear end-stopping plate 71 that the both sides of 4 front lower place of barn door are respectively provided with is set and conductive end-stopping plate 81 can be blocked by both sides end cap makes
Hide 4 tabula rasas 4 and be parked in the position being blocked, this ends of the elongate holes 32 for the anti-pollution bracket 3 being connected at this time with barn door 4 with
Barn door rises, and when reaching the position that barn door 4 is blocked, pivot pin 6 reaches exactly to the upper end of anti-pollution bracket elongate holes 32,
And the circular hole 31 of the other end as the other end moves up, and changes angle due to covering in the steel shaft of charging roller, fills thickness ratio
Photosensitive drums 21 are withstood in the place 33 of electric roller glue-line thickness separates charging roller 22 with photosensitive drums 21.Reach when without using toner cartridge,
The isolation charging roller 22 of anti-pollution bracket 3 and photosensitive drums 21 is set to play anti-pollution by 44 elastic force of the torsional spring effect of barn door 4,
And block barn door 4 which by laser channeling 5, make the space that a sealing is formed in toner cartridge, energy blocks dust enters inside toner cartridge.
When user uses toner cartridge, directly toner cartridge is put into printer, space just more slightly higher than the height of toner cartridge one in printer
Point, so printer inner wall is withstood in the sail shape top position 42 on barn door 4 makes barn door 4 to turn when toner cartridge is put into printer
It is rotated down centered on axis 41, after toner cartridge is put in place, closes printer door closure, barn door 4 opens a seam, laser at this time
It can be penetrated in photosensitive drums by gap, will not influence printing；And anti-pollution bracket 3 is moved down with barn door 4, barn door 4 is pressed onto
When minimum, pivot pin 6 just reaches the lower end of anti-pollution bracket elongate holes, and anti-pollution bracket circular hole end is smaller than charging roller glue-line
34 return between charging roller and photosensitive drums at the B of position, and charging roller is in contact under the action of bracket pressure spring with photosensitive drums, carry out just
Often printing.
A kind of beneficial effect of the toner cartridge of dust and pollution prevention of the present invention is: it can effectively prevent dust and enter inside toner cartridge, and
And can be automatic anti-pollution, structure is simple, is suitble to promote.
Claims (1)
1. a kind of toner cartridge of dust and pollution prevention, it is characterised in that: comprising waste powder hopper (2), photosensitive drums (21), cleaning doctor (23),
Charging roller (22), powder cabin (1), powder outlet cutter (12), developing device, conductive end cap (8), gear end cap (7), anti-pollution bracket (3)
With barn door (4)；The front lower place of the powder cabin (1) is equipped with developing device, and the back upper place of developing device is equipped with powder outlet cutter
(12), waste powder hopper (2) is mounted on the back lower place of waste powder hopper (2) in the front end of powder cabin (1), photosensitive drums (21), in powder cabin (1)
The surface of developing device contact, photosensitive drums (21) is equipped with charging roller (22), and the both ends steel shaft of charging roller (22) is respectively provided with charging
Roller support, the other end for the roller support that charges respectively are equipped with a pressure spring, on cleaning doctor (23) is mounted on before photosensitive drums (21)
Side, and the edge of a knife of cleaning doctor (23) and photosensitive drums (21) are tangent, the conduction end cap (8) and gear end cap (7) are mounted on powder
The left and right sides of box is fixed in powder cabin (1) and waste powder hopper (2) by screw, the top of conductive end cap (8) and gear end cap (7)
Corresponding be equipped with the groove in position, the one side towards toner cartridge of two grooves respectively have a circular hole, and before circular hole
Side is equipped with a detent, and the barn door (4) includes rectangular plastic offset plate, shaft (41), torsional spring (44), erietiform jacking block
(42), 11 shape brackets (43), gear end-stopping plate (47) and conductive end-stopping plate (48), length and width are just covered by powder cabin (1), useless powder
The rectangular region that storehouse (2), conductive end cap (8) and gear end cap (7) surround, the two sides of the barn door (4) are relative to conduction
The position of end cap (8) and the circular hole on gear end cap (7) sets a torsional spring groove (46) there are two protrusion and bottom, raised
Side is respectively provided with a cylinder-shaped shaft (41) relative to the position of circular hole on end cap, in both sides shaft (41) altogether at least provided with
The torsional spring groove (46) for being stuck in barn door (4) bottom on one side of 1 torsional spring (44), torsional spring (44) is interior, and another side corresponding edge covers
Detent on, the outside one side of the close waste powder hopper (2) of the barn door (4) is equipped at least one erietiform jacking block (42),
The height of protrusion is equipped at least one baffle below the front end of barn door (4) and protrudes into end cap inner wall between 10-100mm,
The both sides of close waste powder hopper (2) of the barn door (4) towards the one side inside toner cartridge are respectively provided with a U-bracket (43), institute
The opening of U-bracket (43) is stated towards waste powder hopper (2) direction, the circular hole (45) of an identical size is respectively provided at the top of rack leg；
The anti-pollution bracket (3) is long rod type, and a hole is respectively provided among the both ends of stock, and one end is circular hole (31), circular hole (31)
Diameter is bigger than charging roller (22) steel shaft, and the pore wall thickness on the right side of circular hole (31) is gradually increased to the right by upper and lower two, another
End is the elongate holes (32) that both ends are circular arc, and one end of circular hole (31) is in the both sides steel shaft of charging roller (22), strip
Hole (32) is connect with U-bracket (43) using pivot pin (6), and the main body of pivot pin (6) is cylindrical (62), and one end is that size compares cylinder
The big rounded cap of shape outer diameter (61), the other end are two detents (63) with chamfering, and being installed in place rear anti-pollution bracket (3) can be around
Pivot pin (6) is freely rotated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910158574.4A CN109782559A (en) | 2019-03-04 | 2019-03-04 | A kind of toner cartridge of dust and pollution prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910158574.4A CN109782559A (en) | 2019-03-04 | 2019-03-04 | A kind of toner cartridge of dust and pollution prevention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109782559A true CN109782559A (en) | 2019-05-21 |
Family
ID=66487354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910158574.4A Pending CN109782559A (en) | 2019-03-04 | 2019-03-04 | A kind of toner cartridge of dust and pollution prevention |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109782559A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110543089A (en) * | 2019-09-10 | 2019-12-06 | 广州欣彩电脑耗材有限公司 | Printer capable of automatically cleaning light-transmitting mirror |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1811614A (en) * | 2005-01-26 | 2006-08-02 | 三星电子株式会社 | Printer ink box |
| JP2011150070A (en) * | 2010-01-20 | 2011-08-04 | Canon Inc | Process cartridge and image forming apparatus |
-
2019
- 2019-03-04 CN CN201910158574.4A patent/CN109782559A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1811614A (en) * | 2005-01-26 | 2006-08-02 | 三星电子株式会社 | Printer ink box |
| JP2011150070A (en) * | 2010-01-20 | 2011-08-04 | Canon Inc | Process cartridge and image forming apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110543089A (en) * | 2019-09-10 | 2019-12-06 | 广州欣彩电脑耗材有限公司 | Printer capable of automatically cleaning light-transmitting mirror |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190521 |