CN220390764U - Printer with a printer body - Google Patents
Printer with a printer body Download PDFInfo
- Publication number
- CN220390764U CN220390764U CN202321902670.3U CN202321902670U CN220390764U CN 220390764 U CN220390764 U CN 220390764U CN 202321902670 U CN202321902670 U CN 202321902670U CN 220390764 U CN220390764 U CN 220390764U
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- China
- Prior art keywords
- driven roller
- side wall
- arc
- shaped groove
- bracket
- 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.)
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Links
- 230000000670 limiting effect Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Handling Of Sheets (AREA)
Abstract
The utility model discloses a printer, which comprises a printer body, a driving roller and a driven roller assembly, wherein the printer body comprises a first side wall and a second side wall which are oppositely arranged, the first side wall is provided with a replacement opening and a first arc-shaped groove in a penetrating way, and the replacement opening is communicated with an extension end of the first arc-shaped groove; the driving roller is rotatably arranged between the first side wall and the second side wall; the driven roller assembly comprises a driven roller and a bracket, the bracket is rotatably arranged on the second side wall, the first end of the driven roller is inserted into the first arc-shaped groove and can rotate relative to the groove wall of the first arc-shaped groove, the second end of the driven roller is detachably arranged on the bracket and can be rotatably arranged relative to the bracket, and the bracket can rotate relative to the second side wall; the radial dimension of the replacement opening is larger than that of the driven roller, so that the driven roller can be pulled out from one side of the first side wall, which is opposite to the second side wall. The technical scheme of the utility model is beneficial to improving the convenience of disassembling the driven roller.
Description
Technical Field
The utility model relates to the technical field of printers, in particular to a printer.
Background
A printer is one of the output devices of a computer for printing the results of computer processing on a related medium.
Currently, a conveying device of a printer generally includes a driving roller and a driven roller that are disposed on a casing, the driving roller and the driven roller are abutted against each other, and the driving roller rotates while driving the driven roller to rotate, thereby conveying paper or the like disposed between the driving roller and the driven roller.
After the conveying device is used for a long time, colloid, dust and the like can adhere to the surfaces of the driving roller and the driven roller, and if the conveying device is not cleaned timely, paper and the like arranged between the driving roller and the driven roller can be polluted, and even the printing quality is affected. Therefore, there is a need for a conveyor that facilitates removal of the drive roller or driven roller to achieve periodic cleaning of the drive roller and driven roller.
Disclosure of Invention
The utility model mainly aims to provide a printer, and aims to solve the technical problem that a driving roller or a driven roller of the printer in the prior art is not easy to detach.
In order to achieve the above object, the present utility model provides a printer, comprising a body, a driving roller and a driven roller assembly; wherein,
the machine body comprises a first side wall and a second side wall which are oppositely arranged, wherein the first side wall is penetrated with a replacement opening and a first arc-shaped groove, and the replacement opening is arranged at the top of the first arc-shaped groove and is communicated with an extension end of the first arc-shaped groove;
the driving roller is rotatably arranged between the first side wall and the second side wall;
the driven roller assembly comprises a driven roller and a bracket, the bracket is rotatably arranged on the second side wall, the driven roller and the driving roller extend in parallel, a first end of the driven roller is inserted into the first arc-shaped groove and can rotate relative to the groove wall of the first arc-shaped groove, a second end of the driven roller is detachably arranged on the bracket and can be rotatably arranged relative to the bracket, and the bracket can rotate relative to the second side wall so as to drive the driven roller to move to a position abutting against the driving roller and drive the driven roller to move until the first end is positioned in the replacement opening;
the radial dimension of the replacement opening is larger than that of the driven roller, so that the driven roller can be pulled out from one side of the first side wall, which is opposite to the second side wall.
In a possible embodiment, the second side wall is provided with a second arc-shaped groove in a penetrating way, and the first arc-shaped groove and the second arc-shaped groove are oppositely arranged;
the support comprises a mounting part and a connecting shaft, wherein the mounting part is rotatably mounted on one side of the second side wall, which is opposite to the first side wall, the connecting shaft penetrates through the second arc-shaped groove to be rotationally connected with the second end, the mounting part is connected with the connecting shaft, and the mounting part is rotatable and drives the connecting shaft to slide in the second arc-shaped groove so as to drive the driven roller to move to a position abutting against the driving roller and drive the driven roller to move to the first end to be positioned in the replacement opening.
In one possible embodiment, the second arcuate slot comprises a first extension end and a second extension end, the first extension end being located on top of the second extension end, the connecting shaft abutting an end wall of the second extension end when the driven roller abuts the driving roller;
the side wall of the second arc-shaped groove is convexly provided with a first clamping protrusion, the first clamping protrusion is close to the second extension end, and the first clamping protrusion is used for limiting the movement of the connecting shaft in the direction close to the first extension end when the driven roller is abutted to the driving roller.
In one possible implementation manner, the number of the first clamping protrusions is two, the two first clamping protrusions are respectively arranged on two side walls of the second arc-shaped groove, and the two first clamping protrusions are oppositely arranged.
In one possible embodiment, the connecting shaft abuts an end wall of the first extended end when the driven roller moves to the first end located in the replacement port;
the side wall of the second arc-shaped groove is convexly provided with a second clamping protrusion, the second clamping protrusion is close to the first extending end, and the second clamping protrusion is used for limiting the connection shaft to move in the direction close to the second extending end when the driven roller moves to the position that the first end is positioned in the replacement opening.
In one possible embodiment, the first end is formed with a rotation shaft rotatably inserted into the first arc-shaped groove, an end of the first arc-shaped groove remote from the replacement port is formed as a third extension end, and the rotation shaft abuts against an end wall of the third extension end when the driven roller abuts against the driving roller;
the side wall of the first arc-shaped groove is convexly provided with a third clamping protrusion, the third clamping protrusion is close to the third extension end, and the third clamping protrusion is used for limiting the rotation axis to move in the direction close to the replacement opening when the driven roller is abutted to the driving roller.
In one possible embodiment, the first detent projection, the second detent projection, and the third detent projection are all resilient detent projections.
In one possible embodiment, the printer includes a grip member, the first end passing through the first arcuate slot and being connected to the grip member, the grip member being for a user to grip to pull the driven roller.
In one possible embodiment, the bracket is rotatably connected to the second side wall by a rotation shaft provided between both ends of the bracket.
In a possible embodiment, a side of the bracket facing away from the second side wall is provided with a handle structure.
According to the printer, the support capable of driving the driven roller to move in the first arc-shaped groove is arranged, so that when a user needs to detach the driven roller, the support can be rotated to enable one end of the driven roller, which is positioned in the first arc-shaped groove, to move into the pick-and-place opening, and then the user can withdraw the driven roller from one side, which is opposite to the second side, of the first side wall through the pick-and-place opening, and therefore the user can detach the driven roller conveniently, and the user can clean the driven roller and the driving roller conveniently.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a part of the structure of a printer according to the present utility model;
FIG. 2 is a schematic view of the structure of the follower roller of FIG. 1 moving to the pick-and-place port;
fig. 3 is another visual structural schematic of fig. 2.
Reference numerals illustrate:
1. a body; 11. a first sidewall; 111. a replacement port; 112. a first arc-shaped groove; 112a, a third extension; 113. a third clamping protrusion; 12. a second sidewall; 121. a second arc-shaped groove; 121a, a first extension; 121b, a second extension; 122. the first clamping protrusion; 123. the second clamping protrusion; 2. an active roller; 3. a driven roller assembly; 31. a driven roller; 311. a first end; 312. a second end; 32. a bracket; 321. a mounting part; 322. a connecting shaft; 323. a rotating shaft; 4. a grip.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The utility model provides a printer.
In the embodiment of the present utility model, as shown in fig. 1 to 3, the printer includes a body 1, a driving roller 2, and a driven roller assembly 3; wherein,
the machine body 1 comprises a first side wall 11 and a second side wall 12 which are oppositely arranged, wherein the first side wall 11 is provided with a replacement opening 111 and a first arc-shaped groove 112 in a penetrating way, and the replacement opening 111 is arranged at the top of the first arc-shaped groove 112 and is communicated with an extending end of the first arc-shaped groove 112.
The active roller 2 is rotatably disposed between the first sidewall 11 and the second sidewall 12, and specifically, in some embodiments, both ends of the active roller 2 may be mounted on the first sidewall 11 and the second sidewall 12, respectively, and in other embodiments, both ends of the active roller 2 may be mounted on other components, which is not particularly limited herein.
The follower roller assembly 3 comprises a follower roller 31 and a bracket 32, the bracket 32 is rotatably mounted on the second side wall 12, the follower roller 31 and the driving roller 2 extend in parallel, a first end 311 of the follower roller 31 is inserted into the first arc-shaped groove 112 and can rotate relative to the groove wall of the first arc-shaped groove 112, a second end 312 of the follower roller 31 is detachably mounted on the bracket 32 and can be rotatably arranged relative to the bracket 32, the bracket 32 can rotate relative to the second side wall 12 so as to drive the follower roller 31 to move to a position abutting against the driving roller 2, and drive the follower roller 31 to move until the first end 311 is positioned in the replacement opening 111; the radial dimension of the replacement opening 111 is set to be larger than the radial dimension of the driven roller 31 so that the driven roller 31 can be pulled out from the side of the first side wall 11 facing away from the second side wall 12.
It can be appreciated that, in the printer of the present utility model, by providing the support 32 capable of driving the follower roller 31 to move in the first arc-shaped groove 112, when a user needs to disassemble the follower roller 31, the user can rotate the support 32 to move the end of the follower roller 31 located in the first arc-shaped groove 112 into the pick-and-place opening, and then withdraw the follower roller 31 from the side of the first sidewall 11 facing away from the second sidewall 12 through the pick-and-place opening, thereby facilitating the user to disassemble the follower roller 31 and cleaning the follower roller 31 and the driving roller 2.
Referring to fig. 1 and 2, the second side wall 12 is provided with a second arc-shaped groove 121 therethrough, and the first arc-shaped groove 112 and the second arc-shaped groove 121 are disposed opposite to each other; the bracket 32 includes a mounting portion 321 and a connecting shaft 322, the mounting portion 321 is rotatably mounted on a side of the second sidewall 12 opposite to the first sidewall 11, the connecting shaft 322 passes through the second arc-shaped groove 121 and is rotatably connected with the second end 312, the mounting portion 321 is connected with the connecting shaft 322, the mounting portion 321 is rotatable and drives the connecting shaft 322 to slide in the second arc-shaped groove 121, so as to drive the follower roller 31 to move to a position abutting against the driving roller 2, and drive the follower roller 31 to move to the first end 311 located in the replacement opening 111. It will be appreciated that by providing the mounting portion 321 of the bracket 32 on the side of the second side wall 12 facing away from the first side wall 11, interference of the user's hand with the follower roller 31 can be avoided when the user rotates the bracket 32.
The second arc-shaped groove 121 includes a first extension end 121a and a second extension end 121b, the first extension end 121a is positioned at the top of the second extension end 121b, and when the driven roller 31 abuts against the driving roller 2, the connecting shaft 322 abuts against an end wall of the second extension end 121 b; the side wall of the second arc-shaped groove 121 is convexly provided with a first clamping protrusion 122, the first clamping protrusion 122 is arranged near the second extension end 121b, and the first clamping protrusion 122 is used for limiting the connecting shaft 322 to move towards the direction near the first extension end 121a when the driven roller 31 is abutted against the driving roller 2. It can be understood that the first clamping protrusion 122 limits the driven roller 31, so that the driven roller 31 is prevented from moving and being unable to abut against the driving roller 2 during use, thereby being beneficial to ensuring the reliability of the cooperation of the driven roller 31 and the driving roller 2 and ensuring the stability of paper discharge.
Further, in order to enhance the limiting effect of the first clamping protrusions 122, in the design of the present application, the number of the first clamping protrusions 122 is two, the two first clamping protrusions 122 are respectively disposed on two side walls of the second arc-shaped groove 121, and the two first clamping protrusions 122 are disposed oppositely.
To ensure that both ends of the follower roller 31 can be effectively restrained, in some embodiments, the first end 311 is formed with a rotation shaft rotatably inserted into the first arc-shaped groove 112, and an end of the first arc-shaped groove 112 remote from the replacement opening 111 is formed as a third extension end 112a, and when the follower roller 31 abuts against the driving roller 2, the rotation shaft abuts against an end wall of the third extension end 112 a; the side wall of the first arc-shaped groove 112 is convexly provided with a third clamping protrusion 113, the third clamping protrusion 113 is arranged near the third extension end 112a, and the third clamping protrusion 113 is used for limiting the movement of the rotating shaft in a direction close to the replacement opening 111 when the driven roller 31 is abutted against the driving roller 2.
When the driven roller 31 moves to the first end 311 positioned in the replacement port 111, the connecting shaft 322 abuts against the end wall of the first extension end 121 a; the second arc-shaped groove 121 is provided with a second locking protrusion 123 protruding from a side wall, the second locking protrusion 123 is disposed near the first extension end 121a, and the second locking protrusion 123 is configured to limit the movement of the connecting shaft 322 in a direction near the second extension end 121b when the driven roller 31 moves to the first end 311 located in the replacement opening 111. It will be appreciated that, based on the limitation of the second locking protrusion 123 to the driven roller 31, the sliding back of the second extension end 121b can be avoided, and at this time, the user's hand can leave the bracket 32 and then withdraw the driven roller 31 to the replacement opening 111.
The first, second and third clamping protrusions 122, 123 and 113 are elastic clamping protrusions. By the arrangement, hard collision friction between the clamping protrusion and the driven roller 31 can be avoided, and the service life of the driven roller 31 can be prolonged.
Specifically, the elastic clamping protrusion may be made of elastic materials such as rubber, silica gel, etc.
In order to facilitate the user to pull the driven roller 31 at the replacement opening 111, in this embodiment, the printer includes a holding member 4, and the first end 311 passes through the first arc-shaped slot 112 and is connected to the holding member 4, where the holding member 4 is used for the user to hold to pull the driven roller 31.
Similarly, in order to facilitate the user to hold the rotating bracket 32, in this embodiment, a handle structure (not shown) is protruding from a side of the bracket 32 facing away from the second sidewall 12.
Specifically, the handle structure may be a knob groove provided on the outer wall surface of the bracket 32, or a handle protruding from the outer wall surface of the bracket 32, without being particularly limited thereto.
To reduce the difficulty of rotating the bracket 32, specifically, the bracket 32 is rotatably connected to the second side wall 12 through a rotation shaft 323, and the rotation shaft 323 is disposed between two ends of the bracket 32.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (10)
1. A printer, comprising:
the machine body comprises a first side wall and a second side wall which are oppositely arranged, wherein the first side wall is penetrated with a replacement opening and a first arc-shaped groove, and the replacement opening is arranged at the top of the first arc-shaped groove and is communicated with an extension end of the first arc-shaped groove;
the driving roller is rotatably arranged between the first side wall and the second side wall;
the driven roller assembly comprises a driven roller and a bracket, the bracket is rotatably arranged on the second side wall, the driven roller and the driving roller extend in parallel, a first end of the driven roller is inserted into the first arc-shaped groove and can rotate relative to the groove wall of the first arc-shaped groove, a second end of the driven roller is detachably arranged on the bracket and can be rotatably arranged relative to the bracket, and the bracket can rotate relative to the second side wall so as to drive the driven roller to move to a position abutting against the driving roller and drive the driven roller to move until the first end is positioned in the replacement opening; wherein,
the radial dimension of the replacement opening is larger than the radial dimension of the driven roller, so that the driven roller can be pulled out from the side of the first side wall, which is opposite to the second side wall.
2. The printer of claim 1, wherein the second sidewall is provided with a second arcuate slot therethrough, the first arcuate slot and the second arcuate slot being disposed opposite one another;
the support comprises a mounting part and a connecting shaft, wherein the mounting part is rotatably mounted on one side of the second side wall, which is opposite to the first side wall, the connecting shaft penetrates through the second arc-shaped groove to be rotationally connected with the second end, the mounting part is connected with the connecting shaft, and the mounting part is rotatable and drives the connecting shaft to slide in the second arc-shaped groove so as to drive the driven roller to move to a position abutting against the driving roller and drive the driven roller to move to the first end to be positioned in the replacement opening.
3. The printer of claim 2 wherein said second arcuate slot includes a first extension end and a second extension end, said first extension end being positioned atop said second extension end, said connecting shaft abutting an end wall of said second extension end when said driven roller abuts said driving roller;
the side wall of the second arc-shaped groove is convexly provided with a first clamping protrusion, the first clamping protrusion is close to the second extension end, and the first clamping protrusion is used for limiting the movement of the connecting shaft in the direction close to the first extension end when the driven roller is abutted to the driving roller.
4. A printer according to claim 3, wherein the number of the first clamping protrusions is two, the two first clamping protrusions are respectively arranged on two side walls of the second arc-shaped groove, and the two first clamping protrusions are oppositely arranged.
5. A printer according to claim 3, wherein the connecting shaft abuts an end wall of the first extension end when the follower roller moves to the first end in the replacement mouth;
the side wall of the second arc-shaped groove is convexly provided with a second clamping protrusion, the second clamping protrusion is close to the first extending end, and the second clamping protrusion is used for limiting the connection shaft to move in the direction close to the second extending end when the driven roller moves to the position that the first end is positioned in the replacement opening.
6. The printer of claim 5, wherein said first end is formed with a rotation shaft rotatably inserted into said first arcuate slot, an end of said first arcuate slot remote from said replacement port being formed as a third extension end, said rotation shaft abutting an end wall of said third extension end when said driven roller abuts said driving roller;
the side wall of the first arc-shaped groove is convexly provided with a third clamping protrusion, the third clamping protrusion is close to the third extension end, and the third clamping protrusion is used for limiting the rotation axis to move in the direction close to the replacement opening when the driven roller is abutted to the driving roller.
7. The printer of claim 6, wherein said first detent, said second detent and said third detent are resilient detent.
8. The printer of claim 1, including a grip member, said first end passing through said first arcuate slot and being connected to said grip member, said grip member being adapted to be gripped by a user to pull said driven roller.
9. The printer of claim 1, wherein the bracket is rotatably coupled to the second side wall by a shaft disposed between two ends of the bracket.
10. The printer of claim 9, wherein a side of the bracket facing away from the second side wall is provided with a handle structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902670.3U CN220390764U (en) | 2023-07-18 | 2023-07-18 | Printer with a printer body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902670.3U CN220390764U (en) | 2023-07-18 | 2023-07-18 | Printer with a printer body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220390764U true CN220390764U (en) | 2024-01-26 |
Family
ID=89597535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321902670.3U Active CN220390764U (en) | 2023-07-18 | 2023-07-18 | Printer with a printer body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220390764U (en) |
-
2023
- 2023-07-18 CN CN202321902670.3U patent/CN220390764U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |