CN203982081U - Laser printer - Google Patents
Laser printer Download PDFInfo
- Publication number
- CN203982081U CN203982081U CN201420403124.XU CN201420403124U CN203982081U CN 203982081 U CN203982081 U CN 203982081U CN 201420403124 U CN201420403124 U CN 201420403124U CN 203982081 U CN203982081 U CN 203982081U
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- China
- Prior art keywords
- guard member
- powder box
- laser printer
- opening
- installation position
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Abstract
The utility model provides a kind of laser printer, in its housing, be provided with the powder box installation position for powder box is installed, the end of powder box installation position is provided with stylus mechanism, stylus mechanism comprises pedestal, pedestal is fixedly connected on powder box installation position, on pedestal, be provided with multiple contact pilotages and circuit board, multiple contact pilotages are electrically connected with circuit board, wherein, stylus mechanism also comprises guard member, locating part and spring, guard member is provided with multiple grooves, groove has opening, each contact pilotage is installed in a groove by opening, guard member coordinates with locating part, guard member can be slided along locating part on the bearing of trend of groove, the first end of spring and guard member butt, the second end of spring and powder box installation position butt.Support by groove to contact pilotage and protection, avoid distortion or fracture in the time contacting with electric contact, then improves durability and the stability of stylus mechanism.
Description
Technical field
The utility model relates to electronic imaging printer field, relates in particular to a kind of laser printer that stylus mechanism is installed.
Background technology
Electronic imaging printer is a kind of equipment that utilizes electrophotographic image forming principle to form image on recording materials, and image imaging equipment comprises duplicating machine, printer, facsimile recorder etc.The handle box using in image imaging equipment is generally divided into two kinds, a kind of is to comprise as the developer roll of developing apparatus and the one powder box of photosensitive drums, another kind is that photosensitive drums is separated to outer split powder box, and above-mentioned two kinds of powder boxes are all installed in the main body of image imaging equipment in mode removably.
A typical image imaging equipment laser printer, laser printer is one of image imaging equipment the most widely at present, laser printer utilizes optical, electrical, hot physics, the principles of chemistry output character or image on the media such as paper.
And consumable chip is mostly housed on the housing of powder box, in the time that powder box is installed in the imaging device such as laser printer or duplicating machine, consumable chip can realization and the circuit board of laser printer or duplicating machine carry out message exchange.In its consumptive material ink box chip, generally have the fix informations such as date of manufacture, manufacturer, device code, also storing carbon dust surplus, number of print pages etc. simultaneously needs the variable data of upgrading.
With reference to Fig. 1, Fig. 1 is the schematic diagram of existing a kind of laser printer 1, laser printer 1 comprises housing, movement is installed in housing, movement surrounds powder box installation position, powder box 11 is installed in powder box installation position, powder box comprises housing, at the front end of powder box installation direction, the upper end of the housing of powder box is provided with consumable chip 12, and this consumable chip 12 comprises substrate, is provided with storer, processor and electric contact on substrate, electric contact is electrically connected with storer, processor, and electric contact arranges outwardly.
With reference to Fig. 2, in the upper end of powder box installation position, stylus mechanism 13 is installed, stylus mechanism 13 comprises pedestal 14 and contact pilotage 15, contact pilotage 15 is arranged on pedestal and reaches pedestal outer 14 down.In the time that powder box 11 is installed in powder box installation position, the contact pilotage 15 of stylus mechanism 13 will be electrically connected with the electric contact on consumable chip 12, thereby realizes the message exchange of the circuit board of consumable chip and laser printer.
But, because contact pilotage 15 is to arranging to be electrically connected with electric contact better highlightedly by pedestal, but after powder box 11 takes out from powder box installation position, contact pilotage 15 will be always exposed outside pedestal 14, so exposed contact pilotage 15 is easily subject to the remaining Carbon dust pollution in movement, the electrical connection properties of contact pilotage 15 is declined, simultaneously exposed contact pilotage 15 be also easier to be subject to external force or other objects collide, then cause distortion or the fracture of contact pilotage, cause whole laser printer normally to use.
Summary of the invention
The purpose of this utility model is to provide a kind of laser printer of durable and good stability.
In order to realize the purpose of this utility model, the utility model provides a kind of laser printer, comprise housing, in housing, be provided with the powder box installation position for powder box is installed, the end of powder box installation position is provided with stylus mechanism, stylus mechanism comprises pedestal, pedestal is fixedly connected on powder box installation position, on pedestal, be provided with multiple contact pilotages and circuit board, multiple contact pilotages are electrically connected with circuit board, wherein, stylus mechanism also comprises guard member, locating part and spring, guard member is provided with multiple grooves, groove has opening, each contact pilotage is installed in a groove by opening, guard member coordinates with locating part, guard member can be slided along locating part on the bearing of trend of groove, the first end of spring and guard member butt, the second end of spring and powder box installation position butt.
From such scheme, stylus mechanism is arranged on position corresponding to powder box installation position, by contact pilotage is arranged in groove and is protected, be conducive to avoid being subject to external force or other objects collide, simultaneously in the time that the housing of powder box is installed in powder box installation position, the housing of powder box will contact with guard member, and along with the installation of powder box is slided guard member along locating part, then make groove also be moved, thereby contact pilotage can expose with the electric contact of the consumable chip of powder box and be electrically connected from opening part, because the width of this groove will arrange accordingly with contact pilotage thickness, in the time that contact pilotage contacts with electric contact along groove, contact pilotage will be subject to groove holding force and support, thereby improve the rigidity of contact pilotage, avoid distortion or fracture in the time contacting with electric contact, then improve durability and the stability of stylus mechanism.
Further scheme is, locating part is guide rod, and the stiff end of guide rod is fixedly connected on powder box installation position, and spring housing is contained in outside guide rod, and guard member is provided with guide hole, and guide hole is sleeved on outside guide rod, and guard member can be slided along guide rod.
Further scheme is, locating part is raised line, and the stiff end of raised line is fixedly connected on powder box installation position, and guard member is provided with chute, and chute is linked in outside raised line, and guard member can be slided along raised line.
Therefore locating part can be both guide rod or raised line, by being set, guide hole accordingly or chute all can realize the slip of guard member.
Further scheme is, the sidewall of groove is provided with flexible cleaning part, contact pilotage and flexible cleaning part butt.
Therefore by flexible cleaning part is set on the two side of groove, flexible cleaning part can be the conventional cleaning devices such as elastic sponge, again contact pilotage is clipped between flexible cleaning part, after powder box takes out, contact pilotage can be surrounded by flexible cleaning part, thereby avoids remaining Carbon dust pollution., when contact pilotage slides between flexible cleaning part, also can will wipe at contact pilotage pollutant meanwhile, thus the electrical connection stability of raising stylus mechanism.
Further scheme is, stylus mechanism also comprises fixed bar, and the first stiff end of fixed bar is fixedly connected with pedestal, and the second stiff end of fixed bar is fixedly connected with powder box installation position.
Therefore, can regulate the position of pedestal by fixed bar, so that contact pilotage can be electrically connected with electric contact better.
Further scheme is, contact pilotage comprises fixed part and electrical connection section, and fixed part is along the formation electrical connection section that axially stretches out of guide hole.
Therefore when contact pilotage is electrically connected with electric contact, fixed part will be stayed in groove, and from fixed part along guide hole axially stretch out form electrical connection section reach the opening of groove, be electrically connected with electric contact by electrical connection section.The holding force that is subject to groove due to fixed part supports, so also will bring certain anchorage force by electrical connection section, makes the electrical connection section of evagination be not easy distortion or fracture, thereby improves durability and the stability of stylus mechanism.
Further scheme is, described contact pilotage is made by sheet metal.
Therefore sheet metal is conducive to increase the rigidity of contact pilotage, the stability while being conducive to improve its electrical connection.
Further scheme is, groove is provided with diapire in the axial direction of guide hole, fixed part and diapire adjacency.
Therefore, by the diapire adjacency of fixed part and groove, the movement of guard member in the axial direction of guide hole limited, then avoid guard member to depart from guide rod, ensure the stability of stylus mechanism.
Further scheme is, described opening comprises the first opening and the second opening, and described the first opening is arranged on described guard member on the end face of described powder box, and described the second opening is arranged on the end face upwards of footpath that described guard member is positioned at described guide hole.
Therefore because guard member is along the sliding axially of guide hole, so contact pilotage can be along sliding axially in the second opening, contact pilotage can expose with consumable chip and be electrically connected at the first aperture position place simultaneously.
Further scheme is, described the first opening and described the second opening conjointly arrange.
Therefore the first opening and the second opening are conjointly provided with to be beneficial to and facilitate being installed in groove of contact pilotage.
Brief description of the drawings
Fig. 1 is the schematic diagram of existing laser printer.
Fig. 2 is the structural drawing of stylus mechanism in existing laser printer.
Fig. 3 is powder box in the utility model laser printer embodiment and stylus mechanism structural drawing while coordinating.
Fig. 4 is the exploded view of stylus mechanism in the utility model laser printer embodiment.
Fig. 5 is the radial cross-section of stylus mechanism in the utility model laser printer embodiment.
Fig. 6 is the structural drawing of contact pilotage in the utility model laser printer embodiment.
Fig. 7 is the schematic diagram before the consumable chip in the utility model laser printer embodiment is connected with stylus mechanism.
Fig. 8 is the schematic diagram after the consumable chip in the utility model laser printer embodiment is connected with stylus mechanism.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment
With reference to Fig. 3, Fig. 3 is structural drawing when powder box 2 and stylus mechanism 4 coordinate in laser printer.Handle box 2 comprises developing cell 21 and drum unit 22, the housing of developing cell 21 surrounds the carbon dust container cavity that accommodates carbon dust, the parts such as puddle support, powder feeding roller, developer roll and powder outlet cutter are installed in carbon dust container cavity, the housing of drum unit 22 surrounds the useless powder container cavity 23 that accommodates useless powder, in useless powder container cavity 23, the parts such as photosensitive drums, charging roller and cleaning doctor is installed.In a side of photosensitive drums, driving force receiving element 24 is installed.
In a side of developing cell 21, side cover 25 is installed, space mounting between side cover 25 and the housing of developing cell 21 has multiple transmission gears, multiple transmission gears are separately positioned on one end of puddle support, powder feeding roller, developer roll, outside driving force is delivered to transmission gear by driving force receiving element 24, again by the cooperation transmission between multiple transmission gears, thereby power is transmitted, make puddle support, powder feeding roller and developer roll rotation work.
On the housing outer wall of useless powder container cavity 23, consumable chip 26 is installed, consumable chip 26 comprises substrate, on the substrate of consumable chip 26, be provided with electronic module (not indicating), two electric contacts are set on substrate, this electric contact has formed the electrical connection section of consumable chip 26, electronic module carries out information interaction communication by the circuit board of electric contact and laser printer, and consumable chip 26 is arranged on chip installation position and outwardly and arranges.
Laser printer comprises housing, and movement is installed in housing, and movement comprises the parts such as laser irradiation device, paper-feed roll, fixing roller and driving shaft, and the baffle plate 3 of movement surrounds powder box installation position, and stylus mechanism 4 is installed in powder box installation position.With reference to Fig. 4, Fig. 4 is the exploded view of stylus mechanism 4, and stylus mechanism 4 has fixed bar 41, pedestal 42, two contact pilotages 43, guide rod 44, spring 45 and guard members 46.The stiff end of guide rod 45 is fixedly installed on baffle plate 3, and spring 45 is enclosed within on guide rod 45, and the guard member 46 with rectangular structure is penetratingly offered guide hole 461 along the axis of guide rod 45, above guide hole 461, axially offers groove 462 along guide hole.Groove 462 has the first opening and the second opening; the first opening is arranged on guard member 46 on the end face 463 of powder box 2; the second opening is arranged on guide hole 461 end face 464 radially; the first opening and the second opening conjointly arrange, and the first opening and the second opening have formed the opening in the present embodiment.
With reference to Fig. 5, Fig. 5 is that groove 462 is at guide aperture cut-open view upwards, groove 462 has diapire 465 in the axial direction of guide hole 461, there is sidewall 466 in the both sides of diapire 465, on the sidewall 466 of both sides, be separately installed with flexible cleaning part 467, flexible cleaning part 467 can be made by the elastic component such as sponge or rubber.Guard member 46 is sleeved on guide rod 45 by guide hole 461, the first end of spring 44 and guard member 46 butts, the second end of spring 44 and baffle plate 3 butts.
With reference to Fig. 6 and in conjunction with Fig. 3, Fig. 6 is the structural drawing of fixed bar 41, pedestal 42 and contact pilotage 43.The first stiff end of fixed bar 41 is fixedly installed on baffle plate 3, and the second stiff end of fixed bar 41 is fixedly connected on pedestal 42.On the position of consumable chip 26 correspondences that pedestal 42 is arranged on powder box 2 while installing, on pedestal 42, can be provided with circuit board and two contact pilotages 43 of laser printer, two contact pilotages 43 are electrically connected with this circuit board, and this circuit board also can be installed to outside pedestal 42, be connected between contact pilotage 43 and circuit board by wire.The metallic conductor that contact pilotage 43 is made for sheet metal, contact pilotage 43 comprises fixed part 431 and electrical connection section 432, fixed part 431 forms electrical connection section 432 along axially stretching out of guide hole 461.Contact pilotage 43 is installed in groove in 462 by the first opening or the second opening, flexible cleaning part 467 butts and the interference fit of contact pilotage 43 and both sides, fixed part 431 and diapire 465 butts (referring to Fig. 5) of contact pilotage 43.
With reference to Fig. 7, Fig. 7 is the schematic diagram before consumable chip 26 is connected with stylus mechanism 4.Be positioned at contact pilotage 43 cut-open view in the axial direction.As seen from Figure 6, contact pilotage 43 is owing to being positioned at groove 462, and contact pilotage 43 is clamped by the flexible cleaning part 467 of both sides, so be positioned at, groove 462 contact pilotages 43 do not allow to be subject to external force or other objects collide, and the useless powder that is also not easy to be subject in laser printer pollutes simultaneously.
In the time that powder box 2 is installed to powder box installation along installation direction X, end face 463 adjacency of the housing of waste powder hopper 23 and guard member 46, and along with powder box 2 continuation are toward the installation of directions X, guard member 46 will be slided towards directions X along guide rod 45.
With reference to Fig. 8, Fig. 8 is the schematic diagram after consumable chip 26 is connected with stylus mechanism 4.Be positioned at contact pilotage 43 cut-open view in the axial direction.Guard member 46 will be slided towards directions X along guide rod 45 at any time; because pedestal 42 is relatively fixed on baffle plate 3; so contact pilotage 43 will relatively move with groove 462, the electrical connection section 432 of contact pilotage 43, from opening reaches groove 462, and is electrically connected with the electric contact of consumable chip 26.Then realize the message exchange of consumable chip 26 and circuit board.
In the time that the opposite direction along directions X is taken out powder box 2, under the effect of the elastic restoring force of spring 44, the opposite direction pushing by guard member 46 along directions X, and make guard member 46 turn back to position as shown in Figure 6.Because contact pilotage 43 is retracted in groove by opening, so relative sliding occurs for the flexible cleaning part of both sides and contact pilotage 43, flexible cleaning part can clean the pollutant on contact pilotage 43 then, is conducive to improve the stability of electrical connection next time.
Therefore; by contact pilotage 43 is arranged in groove 462 and is protected; be conducive to avoid being subject to external force or other objects collide; simultaneously in the time that the housing of powder box is installed in powder box installation position; the housing of powder box 2 will contact with guard member 46; and along with the installation of powder box is slided guard member 46 along guide rod, then make groove 462 also along being axially moved of guide rod, thereby contact pilotage 43 can expose with the electric contact of the consumable chip 26 of powder box and be electrically connected from opening part.Because contact pilotage 43 will be subject to groove 462 and the 467 holding forces supports of flexible cleaning part, thereby improve the stability of contact pilotage 43 in the time that contact coordinates, avoid in the time contacting with electric contact, being out of shape or rupturing, then improve durability and the stability of stylus mechanism.
Certainly, in above-described embodiment, guide rod 45, as the locating part in the present embodiment, coordinates the guide hole of guard member by this locating part, and the mobile restriction to guard member of realization, can move along locating part guard member.When practical application, also can there is more change; for example can adopt raised line as locating part; particularly; the stiff end of raised line is fixedly installed on powder box installation position; and in guard member, offer chute, by chute is linked on raised line, the guard member with chute can be slided along raised line; realize contact pilotage and expose from groove, be to realize the purpose of this utility model simultaneously.
Claims (10)
1. laser printer, comprises housing, is provided with the powder box installation position for powder box is installed in described housing, described powder box is provided with stylus mechanism on installation position, described stylus mechanism comprises pedestal, and described pedestal is fixedly connected on described powder box installation position, is provided with multiple contact pilotages on described pedestal;
It is characterized in that:
Described stylus mechanism also comprises
Guard member, described guard member is provided with multiple grooves, and described groove has opening, and described in each, contact pilotage is installed in a described described groove by described opening;
Locating part, described guard member coordinates with described locating part, and described guard member can be slided along described locating part on the bearing of trend of described groove;
Spring, the first end of described spring and described guard member butt, the second end of described spring and described powder box installation position butt.
2. laser printer according to claim 1, is characterized in that:
Described locating part is guide rod, and the stiff end of described guide rod is fixedly connected on described powder box installation position, and described spring housing is contained in outside described guide rod, and described guard member is provided with guide hole, and described guide hole is sleeved on outside described guide rod, and described guard member can be slided along described guide rod.
3. laser printer according to claim 1, is characterized in that:
Described locating part is raised line, and the stiff end of described raised line is fixedly connected on described powder box installation position, and described guard member is provided with chute, and described chute is linked in outside described raised line, and described guard member can be slided along described raised line.
4. according to the laser printer described in claims 1 to 3 any one, it is characterized in that:
The sidewall of described groove is provided with flexible cleaning part, described contact pilotage and described flexible cleaning part adjacency.
5. according to the laser printer described in claims 1 to 3 any one, it is characterized in that:
Described stylus mechanism also comprises fixed bar, and the first stiff end of described fixed bar is fixedly connected with described pedestal, and the second stiff end of described fixed bar is fixedly connected with described powder box installation position.
6. according to the laser printer described in claims 1 to 3 any one, it is characterized in that:
Described contact pilotage comprises fixed part and electrical connection section, and described fixed part forms described electrical connection section along axially stretching out of described guide hole.
7. laser printer according to claim 6, is characterized in that:
Described contact pilotage is made by sheet metal.
8. laser printer according to claim 6, is characterized in that:
Described groove is provided with diapire in the axial direction of described guide hole, described fixed part and described diapire adjacency.
9. laser printer according to claim 1, is characterized in that:
Described opening comprises the first opening and the second opening, and described the first opening is arranged on described guard member on the end face of described powder box, and described the second opening is arranged on the end face upwards of footpath that described guard member is positioned at described guide hole.
10. laser printer according to claim 9, is characterized in that:
Described the first opening and described the second opening conjointly arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420403124.XU CN203982081U (en) | 2014-07-21 | 2014-07-21 | Laser printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420403124.XU CN203982081U (en) | 2014-07-21 | 2014-07-21 | Laser printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203982081U true CN203982081U (en) | 2014-12-03 |
Family
ID=51979515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420403124.XU Expired - Fee Related CN203982081U (en) | 2014-07-21 | 2014-07-21 | Laser printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203982081U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104090471A (en) * | 2014-07-21 | 2014-10-08 | 珠海天威飞马打印耗材有限公司 | Laser printing machine |
-
2014
- 2014-07-21 CN CN201420403124.XU patent/CN203982081U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104090471A (en) * | 2014-07-21 | 2014-10-08 | 珠海天威飞马打印耗材有限公司 | Laser printing machine |
| CN104090471B (en) * | 2014-07-21 | 2017-09-12 | 珠海天威飞马打印耗材有限公司 | Laser printer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20141203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |