CN2830072Y - Printer having dust-proof cover plate - Google Patents
Printer having dust-proof cover plate Download PDFInfo
- Publication number
- CN2830072Y CN2830072Y CN 200520065925 CN200520065925U CN2830072Y CN 2830072 Y CN2830072 Y CN 2830072Y CN 200520065925 CN200520065925 CN 200520065925 CN 200520065925 U CN200520065925 U CN 200520065925U CN 2830072 Y CN2830072 Y CN 2830072Y
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- CN
- China
- Prior art keywords
- gear
- printer
- rubber roll
- dust cover
- box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000000428 dust Substances 0.000 claims description 38
- 239000013013 elastic material Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract 5
- 238000000926 separation method Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Accessory Devices And Overall Control Thereof (AREA)
Abstract
The utility model relates to a printer having a dust-proof cover plate. The printer comprises an upper cover, a paper-feeding rubber roller which is provided with a rubber roller gear and a gear box, wherein a gear transmission mechanism is arranged in the gear box; the rubber roller gear can be engaged with the gear transmission mechanism by an upper opening of the gear box; the position where the upper cover and the rubber roller gear are corresponding mutually is provided with the dust-proof cover plate which is rotationally connected with the upper cover, which causes the dust-proof cover plate to swing around an axial direction rotating axis which is parallel to the paper-feeding rubber roller; so that the dust-proof cover plate is attached to the surface of the upper opening of the gear box when the rubber roller gear and the gear transmission mechanism are engaged. When the structure is used, the gear box can be closed off completely under the condition that the separation and the engagement of the rubber roller gear and the gear transmission mechanism are not influenced, thereby, the utility model can avoid the paper-feeding fault because paper scrap enters the gear transmission mechanism.
Description
[technical field]
The utility model relates to a kind of printer, relates in particular to the printer that a kind of lid thereon and the corresponding position of rubber roll gear are provided with dust cover.
[background technology]
As shown in Figure 1, in the temperature-sensitive bill printer 1 of existing easy dress paper structure, paper feed rubber roll 111 is installed on the loam cake 11 of printer 1, and it separates with gear drive in the gear-box 131.Have only when loam cake 11 and main frame 13 be interlocked, the rubber roll gear 113 on the paper feed rubber roll 111 just is meshed with gear drive, and the rotation of paper driving unit 133 drives paper feed rubber roll 111 by gear drive and rotates, and realizes the paper feed action of printer.Therefore, because the easy characteristics of dress paper structure own, make with the gear-box 131 of the printer 1 of the rubber roll gear 113 corresponding sides of paper feed rubber roll 111 can't complete closed, thereby paper scrap is fallen into, cause gear drive wearing and tearing aggravation, so that produce the paper feed fault.This fault is particularly serious on the printer of hand paper-tear picture mode.Therefore design a kind of paper feed rubber roll that neither hinders and be meshed, can prevent effectively when work that again the device that paper scrap falls into gear drive from being to solve the key of easily adorning paper thermal printer gear rapid wear problem with the gear drive of printer.
[utility model content]
For thereby the loam cake of the printer of the easy dress paper structure that solves prior art can't make paper scrap fall into the technical problem that gear drive causes the paper feed obstacle by the complete closed gear-box when the work, the utility model provides a kind of lid thereon and the corresponding position of paper feed rubber roll gear that the bill printer of dust cover is set.
Thereby the printer loam cake of easy dress paper structure that the utility model solves prior art can't the complete closed gear-box when work makes paper scrap fall into gear drive causes the technical scheme that technical problem adopted of paper feed obstacle to be: a kind of printer with dust cover is provided, this printer comprises loam cake, be provided with the rubber roll gear the paper feed rubber roll and in establish the gear-box of gear drive, this rubber roll gear can be meshed with gear drive by the upper shed of gear-box, this loam cake and the corresponding position of rubber roll gear are provided with dust cover, this dust cover and loam cake flexibly connect, make the dust cover can be around the axial shaft swing that is parallel to the paper feed rubber roll, so as when rubber roll gear and gear drive engagement with the upper shed surface applying of gear-box.
According to a preferred structure of the present utility model, this printer is easily to adorn the paper structure thermal printer.
According to a preferred structure of the present utility model, this rubber roll gear is arranged on paper feed rubber roll one side.
According to a preferred structure of the present utility model, this dust cover comprises cover plate main body and connecting portion, and connecting portion is provided with the rotating mechanism that cooperates with loam cake.
According to a preferred structure of the present utility model, the rotating mechanism of this connecting portion is through hole or pit.
According to a preferred structure of the present utility model, the size of cover plate main body just in time covers the upper shed of gear-box.
According to a preferred structure of the present utility model, dust cover is provided with the enclosed elastic material.
According to a preferred structure of the present utility model, be provided with the enclosed elastic material around the upper shed of gear-box.
After adopting above-mentioned dust cover structure, because dust cover and printer loam cake flexibly connect and are located at again the top of rubber roll gear, so when opening or during closed loam cake, can not influencing the disengagement and the engagement of rubber roll gear and gear drive.When printer loam cake fastening puts in place, the size of dust cover just shelters from the upper shed of the gear-box of printing mechanism, and since dust cover can around be parallel to the paper feed rubber roller to shaft swing, so dust cover can keep fitting by the deadweight and the upper surface of printing mechanism gear-box, and then complete closed gear-box and efficiently solve the dust cover that brings because of printer each several part rigging error and can not block tight problem.
[description of drawings]
Fig. 1 is the structural representation of prior art printer;
Fig. 2 is the structural representation that the utlity model has the printer loam cake of dust cover;
Fig. 3 is the structural representation of dust cover shown in Figure 2.
[specific embodiment]
Below in conjunction with drawings and Examples the utility model is further specified.
As shown in Figure 2, Fig. 2 be the utlity model has dust cover the printer loam cake structural representation in the present embodiment, the loam cake 2 of printer is provided with paper feed rubber roll 21.Side at paper feed rubber roll 21 is provided with rubber roll gear 211, with the corresponding loam cake 2 in rubber roll gear 211 positions on also be provided with dust cover 23.Dust cover 23 flexibly connects with loam cake 2, makes the dust cover 23 can be around the axial shaft swing that is parallel to paper feed rubber roll 21.
As shown in Figure 3, dust cover 23 comprises connecting portion 231 and cover plate main body 235, in the present embodiment, connecting portion 231 is provided with through hole 233, be parallel to two circular protrusions that paper feed rubber roll 21 axially is provided with on through hole 233 and the loam cake 2 and match, dust cover 23 can be rotated around the axial rotating shaft that is parallel to paper feed rubber roll 21.When opening or during closed loam cake 2, dust cover 23 is around axially going up swing, thereby the gear drive (not shown) that can not influence rubber roll gear 211 and main frame is thrown off and engagement.When fastening loam cake 2, dust cover 23 is because himself weight and to lower swing, the upper surface of the lower surface of cover plate main body 235 and printing mechanism gear-box (not shown) fits tightly, the size of cover plate main body 235 suitably is set, make it just in time shelter from the upper shed of printing mechanism gear-box, thereby but the gear-box of cover plate main body 235 complete closed makes the paper scrap of printing paper can't enter gear-box, guarantees the operate as normal of printer thus.Because dust cover 23 can be around being parallel to the axial shaft swing of paper feed rubber roll 21, even there is error in assembling between the printer each several part, dust cover 23 also can fit tightly owing to the upper surface of own wt and printing mechanism gear-box, can not block tight problem thereby efficiently solve the dust cover that brings because of printer each several part rigging error.
Dust cover is not limited to the foregoing description.For example, the rotating mechanism of connecting portion can adopt pit or other appropriate configuration that matches with the circular protrusions of loam cake.But also can adopt other known mechanism that is rotatably assorted to realize being rotationally connected of dust cover and loam cake.
In addition, on dust cover and around the gear-box upper shed, the enclosed elastic material can also be set, to strengthen the sealing effect of dust cover.
Above-mentioned detailed description only is exemplary description, and those skilled in the art can design various embodiments according to different actual needs under the situation that does not break away from the scope and spirit that the utility model protects.
Claims (8)
1. printer with dust cover, described printer comprises loam cake, be provided with the rubber roll gear the paper feed rubber roll and in establish the gear-box of gear drive, described rubber roll gear can be meshed with described gear drive by the upper shed of described gear-box, it is characterized in that: described loam cake and the corresponding position of described rubber roll gear are provided with dust cover, described dust cover and described loam cake flexibly connect, make the described dust cover can be around the axial shaft swing that is parallel to described paper feed rubber roll, so as when described rubber roll gear and the engagement of described gear drive with the upper shed surface applying of described gear-box.
2. printer according to claim 1 is characterized in that: described printer is for easily adorning the paper structure thermal printer.
3. printer according to claim 1 is characterized in that: described rubber roll gear is arranged on described paper feed rubber roll one side.
4. printer according to claim 1 is characterized in that: described dust cover comprises cover plate main body and connecting portion, and described connecting portion is provided with the rotating mechanism that cooperates with described loam cake.
5. printer according to claim 1 is characterized in that: described rotating mechanism is through hole or pit.
6. printer according to claim 4 is characterized in that: the size of described cover plate main body just in time covers the upper shed of described gear-box.
7. printer according to claim 4 is characterized in that: described dust cover is provided with the enclosed elastic material.
8. printer according to claim 7 is characterized in that: be provided with the enclosed elastic material around the upper shed of described gear-box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520065925 CN2830072Y (en) | 2005-10-14 | 2005-10-14 | Printer having dust-proof cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520065925 CN2830072Y (en) | 2005-10-14 | 2005-10-14 | Printer having dust-proof cover plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2830072Y true CN2830072Y (en) | 2006-10-25 |
Family
ID=37134996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520065925 Expired - Lifetime CN2830072Y (en) | 2005-10-14 | 2005-10-14 | Printer having dust-proof cover plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2830072Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009135369A1 (en) * | 2008-05-04 | 2009-11-12 | 山东新北洋信息技术股份有限公司 | Printer |
| CN101661161B (en) * | 2008-08-28 | 2012-11-21 | 夏普株式会社 | Optical box, optical scanner, and image forming apparatus |
| CN107399172A (en) * | 2017-09-28 | 2017-11-28 | 贵州云侠科技有限公司 | The dust guard and printer of printer |
-
2005
- 2005-10-14 CN CN 200520065925 patent/CN2830072Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009135369A1 (en) * | 2008-05-04 | 2009-11-12 | 山东新北洋信息技术股份有限公司 | Printer |
| CN101661161B (en) * | 2008-08-28 | 2012-11-21 | 夏普株式会社 | Optical box, optical scanner, and image forming apparatus |
| CN107399172A (en) * | 2017-09-28 | 2017-11-28 | 贵州云侠科技有限公司 | The dust guard and printer of printer |
| CN107399172B (en) * | 2017-09-28 | 2019-04-26 | 贵州云侠科技有限公司 | The dust guard and printer of printer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Patentee address after: 518068, Shenzhen, Guangdong, Nanshan District Province along the mountain road, Sheng Fa Building B building on the third floor Patentee address before: 518068, B building, building, Shun Sheng building, Yanjiang Road, Shekou, Guangdong, Shenzhen, China |
|
| CX01 | Expiry of patent term |
Granted publication date: 20061025 |
|
| EXPY | Termination of patent right or utility model |