CN206331243U - Powder box - Google Patents
Powder box Download PDFInfo
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- CN206331243U CN206331243U CN201621474437.XU CN201621474437U CN206331243U CN 206331243 U CN206331243 U CN 206331243U CN 201621474437 U CN201621474437 U CN 201621474437U CN 206331243 U CN206331243 U CN 206331243U
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- China
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- powder
- outlet cutter
- powder outlet
- compressing tablet
- developer roll
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Abstract
The utility model provides a kind of powder box, powder box, including housing, developer roll and powder outlet cutter, enclosure interior is provided with powder cabin, developer roll is arranged on the meal outlet of powder cabin, powder outlet cutter is fixedly connected with the casing, and powder outlet cutter is located at the upstream of developer roll rotation direction, wherein, powder box also includes compressing tablet, and compressing tablet is fixedly connected with the casing, and compressing tablet is located at the side of the remote developer roll of powder outlet cutter, compressing tablet, which is pressed together on powder outlet cutter, makes powder outlet cutter close to developer roll, and the length that compressing tablet is pressed together on powder outlet cutter is more than half of powder outlet cutter length.The powder box has the advantages that ensure that powder is uniform on developer roll and prevents that powder outlet cutter from deforming, and can improve the print quality and printing effect of printer.
Description
Technical field
The utility model is related to laser printer technical field, specifically, is to be related to a kind of powder box.
Background technology
Laser printer is one of current most widely used computer output peripheral equipment, and it utilizes light, electricity, hot thing
Reason, the principles of chemistry pass through output character or the image of interacting.Basic process can be divided into charging, exposure, development, transfer, it is fixing,
Seven steps such as cleaning, electric eliminating.First, photosensitive drum surface is equably charged by charging roller.Laser scanner is launched to photosensitive drums
The laser through ovennodulation containing image information, in photosensitive drum surface formation electrostatic latent image corresponding with image to be copied.Then,
Carbon dust from developer roll transfers absorption makes electrostatic latent image be converted into visual image on photosensitive drum surface.With the rotation of photosensitive drums
Turn, replaced by carbon dust in the visual image that photosensitive drum surface is formed to transfer roll.Effect through transfer roll transfer voltage, will be visual
Image is transferred in the recording mediums such as paper, and subsequent heated roller and backer roll are heated to the visual image in recording medium
After pressurization, the visual image that carbon dust is formed is fully cured in recording medium.Such a basic imaging action is just completed
.
In above-mentioned print procedure, in order to ensure printing effect, powder outlet cutter can be typically set on the housing of powder box, and
The blade of powder outlet cutter is set to be contacted with the developer roll on powder box, and the blade of powder outlet cutter and the contact position of developer roll are located at developer roll
The upstream of rotation direction, so as to ensure that the carbon dust being adsorbed onto out of the housing of powder box powder cabin on developer roll can be uniformly distributed in
On the surface of developer roll so that the photosensitive drums that the formation of the drum component of Delevoping cartridge has electrostatic latent image carry out the carbon dust on developer roll
After absorption, a layer thickness can be formed on the surface of the photosensitive drums of the printer either surface of the photosensitive drums of handle box uniform
Match with electrostatic latent image carbon dust layer, improve photosensitive drums upper silty amount, and then ensure laser printer printing effect.
But, because parallel contact is almost realized on the surface of powder outlet cutter and the housing of powder box, and there is the problem of being easily deformed in powder outlet cutter,
So that being adsorbed onto the thickness of the carbon dust of developer roll from powder cabin can not be consistent, cause powder on developer roll uneven, and then
Cause the powder in photosensitive drums uneven, the strong influence printing effect of printer.
The content of the invention
In order to solve the above problems, main purpose of the present utility model is to provide one kind and ensure that powder is equal on developer roll
Print quality even, that printer can be improved and the powder box for preventing powder outlet cutter from deforming.
In order to realize main purpose of the present utility model, the utility model provides a kind of powder box, including housing, developer roll and
Powder outlet cutter, enclosure interior is provided with powder cabin, and developer roll is arranged on the meal outlet of powder cabin, and powder outlet cutter is fixedly connected with the casing, and
Powder outlet cutter is located at the upstream of developer roll rotation direction, wherein, powder box also includes compressing tablet, and compressing tablet is fixedly connected with the casing, and compressing tablet
Positioned at the side of the remote developer roll of powder outlet cutter, compressing tablet, which is pressed together on powder outlet cutter, makes powder outlet cutter close to developer roll, and compressing tablet is pressed together on
Length on powder outlet cutter is more than half of powder outlet cutter length.
Further scheme is that compressing tablet has constriction and the connecting portion being connected with constriction, and connecting portion is fixed with housing
Connection, the section of constriction is set in bending, and constriction is pressed together on powder outlet cutter.
Further scheme is that the quantity of compressing tablet is two, and two compressing tablets are fixedly connected with the casing with being arranged side by side, two
The length sum that individual compressing tablet is pressed together on powder outlet cutter is more than half of powder outlet cutter length.
Further scheme is that two compressing tablets are symmetrically arranged along the first center line of powder outlet cutter, two compressing tablet pressings
Region on powder outlet cutter is symmetrical along the first center line to both sides.
Further scheme is, compressing tablet is pressed together on second center line of the region along powder outlet cutter on powder outlet cutter to both sides pair
Claim distribution.
Further scheme is that powder box also includes sponge strip, and sponge strip is abutted against between powder outlet cutter and compressing tablet.
Further scheme is that compressing tablet is made up of elastomeric material.
Therefore, setting and structure design by powder box so that powder box is carrying out the powder outlet cutter in use, on powder box
It will not easily deform, it is ensured that the blade of powder outlet cutter can be in close contact with developer roll, and then ensure that developer roll can go up powder
Uniformly so that the thickness of carbon dust can be consistent on developer roll, the print quality of printer is improved.And by powder outlet cutter and
Sponge strip is set between compressing tablet, powder outlet cutter can be avoided to carry out rigid contact with compressing tablet, so as to avoid because printer is in printing
Shi Fasheng vibrations to produce strong shock between developer roll, powder outlet cutter and compressing tablet, and then avoid damaging developer roll.
Brief description of the drawings
Fig. 1 is the use state schematic diagram of the utility model powder box embodiment.
Fig. 2 is the powder box of the utility model powder box embodiment and the relative position schematic diagram of photosensitive drums.
Fig. 3 is the structure chart of the powder box of the utility model powder box embodiment.
Fig. 4 is the sectional view of the powder box of the utility model powder box embodiment.
Fig. 5 is the structure chart of the compressing tablet of the powder box of the utility model powder box embodiment.
Fig. 6 is the structure chart under another visual angle of the compressing tablet of the powder box of the utility model powder box embodiment.
Fig. 7 is the enlarged drawing at A in Fig. 3.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment
Referring to Figures 1 and 2, Fig. 1 is the structure chart of the utility model printer embodiment, and Fig. 2 is the utility model printing
The photosensitive drums of machine embodiment and the relative position schematic diagram of powder box.Printer 4 includes powder box 1, printer housing 41 and photosensitive drums
42.Multiple powder can be installed by being provided with printer housing 41 in the powder box installation cavity 411 for installing powder box 1, powder box installation cavity 411
Box 1, and multiple powder boxes 1 can be different colors.Photosensitive drums 42 are arranged in printer housing 41, and photosensitive drums 42 are located at powder box
The end of installation position 411, and photosensitive drums 42 are close to the developer roll 12 of powder box 1, are easy to photosensitive drums 42 by the carbon on developer roll 12
Powder absorption is being formed with the surface of photosensitive drums 42 of electrostatic latent image.In addition, powder box 1 can also pass through the drum group containing photosensitive drums
Part is installed to other and not contained on the printer of photosensitive drums.
Reference picture 3 and Fig. 4, Fig. 3 are the structure charts of the powder box of the utility model printer embodiment, and Fig. 4 is that this practicality is new
The sectional view of the powder box of type printer embodiment.Powder box 1 includes housing 11, developer roll 12, powder outlet cutter 13, compressing tablet 2 and sponge strip
3.Powder box 1 is provided with powder cabin 16 and the meal outlet 161 connected with powder cabin 16, and developer roll 12 is arranged on the meal outlet 161 of housing 11
On, powder cabin 16 is additionally provided with the puddle support 15 for being stirred, transmitting to carbon dust close to the side of meal outlet 161 and is used for
The powder feeding roller 14 of carbon dust is transmitted to developer roll 12.
Powder outlet cutter 13 is fixedly connected with housing 11, and the blade of powder outlet cutter 13 is located at the upstream of the rotation direction of developer roll 12, and
And, the blade of powder outlet cutter 13 is contacted with the outer surface of developer roll 12, and then is realized to adsorbing the progress of the carbon dust on developer roll 12
Strike off, drawout, make on developer roll 12 powder uniform, and then ensure the print quality of printer.
Reference picture 5 and Fig. 6, Fig. 5 are the structure charts of the compressing tablet of the powder box of the utility model printer embodiment, and Fig. 6 is this
Structure chart under another visual angle of the compressing tablet of the powder box of utility model printer embodiment.With reference to Fig. 3 and Fig. 4, compressing tablet 2 and housing
11 are fixedly connected, and sponge strip 3 is abutted against between powder outlet cutter 13 and compressing tablet 2.Specifically, compressing tablet 2 have constriction 21 and with constraint
The connecting portion 22 that portion 21 is connected, connecting portion 22 is provided with through hole 221, and compressing tablet 2 is connected by connecting portion with housing 11, and is passed through
Compressing tablet 2 is fixed on housing 11 by the through hole 221 of screw 17 through connecting portion 22.
The section of the constriction 21 of compressing tablet 2 is set in bending, also, the bending place of constriction 21 is abutted with sponge strip 3.Will
The constriction 21 of compressing tablet 2 is arranged to bending shape and is advantageous in that compared to compressing tablet in plane setting, the bending place of constriction 21
The compressing tablet 2 being arranged on housing 11 can be made to apply larger pressure to sponge strip 3 so that powder outlet cutter 13 connects with developer roll 12
Touch even closer and ensure that powder outlet cutter 13 will not deform, and then enable the carbon dust adsorbed on developer roll 12 sufficient
Strike off, drawout, it is ensured that powder is uniform on developer roll 12, improves the print quality of printer, also, compressing tablet 2 is pressed together on powder outlet cutter 13
On length be the length of powder outlet cutter 13 more than half so that compressing tablet 2 can apply enough pressure to powder outlet cutter 13, it is to avoid go out
There is situation about deforming in use in powder knife 13.In addition, compressing tablet 2 is pressed together on region on powder outlet cutter 13 along powder outlet cutter 13
Center line is symmetrical to both sides so that the pressure that compressing tablet 2 is acted on powder outlet cutter 13 can be more uniform so that powder outlet cutter 13
Preferably the carbon dust adsorbed on developer roll 12 can sufficiently be struck off, drawout.
As shown in fig. 7, with reference to Fig. 4, sponge strip 3 is arranged between powder outlet cutter 13 and compressing tablet 2, can effectively avoid out powder
Knife 13 and compressing tablet 2 directly carry out rigid contact, thus avoid vibrations because printer occurs when printing so that developer roll 12,
Strong shock directly occurs between powder outlet cutter 13 and compressing tablet 2, and then avoids damaging the surface of developer roll 12, influence printing
Effect and print quality.
The shape of the constriction 21 of compressing tablet 2 can accordingly be set according to the surface mounted position of powder box 1, for example, pressure
The normal direction projection on surface of the constriction 21 of piece 2 along powder outlet cutter 13 triangular in shape can be set, or compressing tablet 2 constriction 21 along going out
The normal direction projection on the surface of powder knife 13 rectangular can be set.
In addition, compressing tablet 2 can also select different installation numbers according to the size of powder box 1, e.g., when the length of powder box 1
When the size spent on direction is much larger than size on the length direction of compressing tablet 2, the quantity of compressing tablet 2 can be set to two, and
By two compressing tablets 2 being fixedly connected with housing 11 side by side, and make it that the length that two compressing tablets 2 are pressed together on powder outlet cutter 13 is powder
More than half of the length of knife 13 so that two compressing tablets 2 can apply enough pressure to powder outlet cutter 13, it is to avoid powder outlet cutter 13 exists
Occur situation about deforming during use, and ensure that powder outlet cutter 13 is playing the position uniform force on length direction, it is ensured that go out
The contact quality of powder knife 13 and developer roll 12, and then ensure print quality.In addition, center line of two compressing tablets 2 along powder outlet cutter 13
It is symmetrically arranged, center line of the region along powder outlet cutter 13 that two compressing tablets 2 are pressed together on powder outlet cutter 13 is symmetrical to both sides.Make
The pressure that acts on powder outlet cutter 13 of two compressing tablets 2 can be more uniform so that powder outlet cutter 13 can be preferably to developer roll
The carbon dust adsorbed on 12 is sufficiently struck off, drawout.Certainly, when much larger than two pressures of the size on the length direction of powder box 1
Piece 2 side by side when length direction on size when, the quantity of compressing tablet 2 can be set to three, and by three compressing tablets 2 side by side
It is fixedly connected with housing 11, and make it that three compressing tablets 2 are pressed together on the half that the length on powder outlet cutter 13 is more than the length of powder outlet cutter 13,
Ensure that powder outlet cutter 13 is playing the position uniform force on length direction, be less prone to deformation.By that analogy.
Compressing tablet 2 can be made up of elastomeric material, and elastomeric material can be elasticity PVC or elasticity PET elastomeric materials.Elastomeric material
When being fixed on housing 11 elastic deformation can occur for the compressing tablet 2 being made so that the constriction 21 of compressing tablet 2 can be to sponge
Bar 3 provides larger pressure, and then makes powder outlet cutter 13 by larger pressure, plays a part of preventing that powder outlet cutter 13 from deforming.
In summary, the utility model is provided powder box and it is provided with the printer of the powder box and ensure that and printed
When, powder outlet cutter will not deform easily, and ensure that the blade of powder outlet cutter and developer roll can be in close contact, and then ensure development
It is uniform that roller can go up powder so that the thickness on developer roll can be consistent, and improves the print quality and printing effect of printer.
Finally it is emphasized that the foregoing is only preferred embodiment of the present utility model, this reality is not limited to
With new, for a person skilled in the art, the utility model can have various change and change, all in the utility model
Spirit and principle within, any modifications, equivalent substitutions and improvements done etc. should be included in protection model of the present utility model
Within enclosing.
Claims (7)
1. powder box, including
Housing, the enclosure interior is provided with powder cabin；
Developer roll, the developer roll is arranged on the meal outlet of the powder cabin；
Powder outlet cutter, the powder outlet cutter is fixedly connected with the housing, and the powder outlet cutter is located at the developer roll rotation direction
Upstream；
It is characterized in that：
The powder box also includes
Compressing tablet, the compressing tablet is fixedly connected with the housing, and the compressing tablet is located at the remote developer roll of the powder outlet cutter
Side, the compressing tablet, which is pressed together on the powder outlet cutter, makes the powder outlet cutter close to the developer roll, and the compressing tablet is pressed together on institute
State more than half that the length on powder outlet cutter is the powder outlet cutter length.
2. powder box according to claim 1, it is characterised in that：
The compressing tablet has constriction and the connecting portion being connected with the constriction, and the connecting portion is fixed with the housing to be connected
Connect, the section of the constriction is set in bending, and the constriction is pressed together on the powder outlet cutter.
3. powder box according to claim 2, it is characterised in that：
The quantity of the compressing tablet is two, and two compressing tablets are fixedly connected with being arranged side by side with the housing, two pressures
The length sum that piece is pressed together on the powder outlet cutter is more than half of the powder outlet cutter length.
4. powder box according to claim 3, it is characterised in that：
Two compressing tablets are symmetrically arranged along the first center line of the powder outlet cutter；
The region that two compressing tablets are pressed together on the powder outlet cutter is symmetrical to both sides along first center line.
5. powder box according to claim 1, it is characterised in that：
The region that the compressing tablet is pressed together on the powder outlet cutter is symmetrical to both sides along the second center line of the powder outlet cutter.
6. the powder box according to any one of claim 1 to 5, it is characterised in that：
The powder box also includes sponge strip, and the sponge strip is abutted against between the powder outlet cutter and the compressing tablet.
7. powder box according to claim 6, it is characterised in that：
The compressing tablet is made up of elastomeric material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621474437.XU CN206331243U (en) | 2016-12-29 | 2016-12-29 | Powder box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621474437.XU CN206331243U (en) | 2016-12-29 | 2016-12-29 | Powder box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206331243U true CN206331243U (en) | 2017-07-14 |
Family
ID=59293874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621474437.XU Active CN206331243U (en) | 2016-12-29 | 2016-12-29 | Powder box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206331243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106527082A (en) * | 2016-12-29 | 2017-03-22 | 珠海天威飞马打印耗材有限公司 | Cartridge |
-
2016
- 2016-12-29 CN CN201621474437.XU patent/CN206331243U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106527082A (en) * | 2016-12-29 | 2017-03-22 | 珠海天威飞马打印耗材有限公司 | Cartridge |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |