CN210377029U - Image forming apparatus having medium drying function - Google Patents
Image forming apparatus having medium drying function Download PDFInfo
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- CN210377029U CN210377029U CN201920748210.7U CN201920748210U CN210377029U CN 210377029 U CN210377029 U CN 210377029U CN 201920748210 U CN201920748210 U CN 201920748210U CN 210377029 U CN210377029 U CN 210377029U
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- medium
- heating
- image forming
- drying function
- printing
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Abstract
The utility model provides an image forming device with medium drying function includes: at least two heating devices disposed on a medium path through which a printing medium is transported in a region between the two heating devices. The utility model provides a print medium's positive and negative can all receive heating device's heating effect, can realize the dampproofing processing to print medium, and compare in prior art, the two-sided heating is compared in the mode of single face, and dampproofing effect is better, and efficiency is higher.
Description
Technical Field
The utility model relates to a lithography apparatus technical field, concretely relates to image forming device with medium drying function.
Background
The printing paper is used as a necessary consumable material of printing equipment and can be widely applied. Due to influences of geographical positions and climatic environments, such as the influence of climate differences in the north and south of China and the influence of the environment in rainy seasons in summer, printing paper is prone to be affected by dampness in an environment with high humidity.
With present laser printer, there can be many problems in the paper that wets at the printing in-process, for example the image blurs when printing, machine easily card paper, or the paper after printing becomes curly, increases after-sale maintenance cost, influences user's experience.
The current common processing method is to add users to seal the printing paper in the use notes of the printer, but the moisture-proof effect cannot be achieved for the paper which is already placed in the paper box.
In the prior art, a heating device 1 is arranged in a paper box in some high-end machine types, so that paper 2 can be continuously dried in the paper box 3 without affecting the printing quality, as shown in fig. 1, but the method has the following problems: the paper is stacked in the paper box, and because the heating device is arranged above the paper 2, only the paper on the upper part can be heated, and the heat is difficult to penetrate through the paper on the surface layer and dry to the paper on the lower part, the dehumidification effect is limited.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model discloses aim at improving among the current printing apparatus the dampproofing treatment effect to the printing medium to an image forming device with medium drying function is provided.
In order to solve the above problem, the present invention provides an image forming apparatus having a medium drying function, including: the heating device comprises at least two heating devices which are oppositely arranged on a medium passage for conveying a printing medium, wherein the printing medium is conveyed in an area between the two heating devices and along the conveying direction of the printing medium, and the heating devices are arranged in front of the imaging assembly.
Further, the heating device comprises a heater and a shell covering the heater.
Further, the housing is formed with a plurality of guide plates disposed at intervals from each other near the printing medium, the guide plates being configured as a part of the printing medium transferring path.
Further, the inner surface of the housing facing the printing medium is coated with a reflective film.
Further, a heat dissipation device is arranged on the heating device.
Further, the heat dissipation device is a fan arranged at two ends of the heating device in the length direction.
The utility model discloses technical scheme has following advantage:
1. the utility model provides an image forming device with medium drying function includes: the heating device comprises at least two heating devices which are oppositely arranged on a medium passage for conveying a printing medium, wherein the printing medium is conveyed in an area between the two heating devices and along the conveying direction of the printing medium, and the heating devices are arranged in front of the imaging assembly. The utility model provides a print medium's positive and negative can all receive heating device's heating effect, can realize the dampproofing processing to print medium, and compare in prior art, the two-sided heating is compared in the mode of single face, and dampproofing effect is better, and efficiency is higher.
It should be noted that the printing medium of the present invention is a carrier on which the image is formed, such as a standard white paper in a commonly used laser printer, and has a front side and a back side.
It should be noted that, the utility model provides a medium passageway, the passageway that printing medium transported promptly, when printing medium is for printing with the paper, medium passageway is the paper way, is provided with the drive roller on the medium passageway, drives the printing medium and transports.
Through the aforesaid explanation, the utility model discloses compare in the background art introduction compare heating device setting in the carton, set up and heat printing medium one by one in printing the passageway, and the two sides heats simultaneously, can guarantee at printing medium normal transmission's in-process, can accomplish the dampproofing processing of heating, does not need long-time preheating.
2. The utility model provides an image forming device with medium drying function, as an embodiment wherein, two heating device set up relatively on the medium passageway, when the printing medium flows through heating device department, the upper and lower two sides of printing medium can receive heating device's heating effect simultaneously, can further improve the damp-proofing efficiency of heating.
3. The utility model provides an among the image forming device with medium drying function heating device sets up on the medium passageway, follows print media's direction of transmission, heating device sets up in the place ahead position of formation of image subassembly, and the print media who wets among the prior art can appear printing the effect poor when the formation of image subassembly, and image content is whitish phenomenon, consequently sets up heating device before the formation of image subassembly, when print media transmits the position of formation of image subassembly, has accomplished dry print media and can not exert an influence to subsequent printing.
4. The utility model provides an among the image forming device with medium drying function the casing is close to print media department is formed with a plurality of deflectors that set up at intervals each other, the deflector is constructed to print media transmission path's a part, as above, the deflector directly is as print media transmission path's a part, can make heating device be as close as possible apart from print media to avoid thermal loss. On the other hand, the deflector interval sets up, and the heat that heating device produced is used in on the print media through above-mentioned interval department, and the setting of interval department can make thermal conduction not receive the hindrance of deflector, and the heat can be more quick use on the print media, and dampproofing effect is better.
5. The utility model provides an among the image forming device with medium drying function the casing orientation the interior surface paste of print media has covered the reflectance coating, but light or heat that reflectance coating reflection heating device produced make more heats from foretell interval on using print media for the dampproofing processing to print media.
6. The utility model provides an among the image forming device with medium drying function heating device is last to be provided with heat abstractor, is used for adjusting the drying temperature of print media on the one hand, prevents under heating device's effect, and the temperature in near print media region is too high, causes the phenomenon of paper carbonization. On the other hand, moisture generated during drying is discharged to prevent dew condensation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a drawing of the background art of the present invention;
fig. 2 is a schematic structural diagram of an image forming apparatus with a medium drying function according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a heating device according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a medium channel in an embodiment provided by the present invention.
Description of the background art reference numerals:
1-a heating device; 2-paper; 3-carton.
Description of the examples reference numerals:
1-a heating device; 11-a heater; 12-a housing; 121-a guide plate;
2-a medium path;
3-a reflective film;
4-a heat sink;
5-feeding paper rollers;
6-an imaging assembly;
7-print medium.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Example 1
As shown in fig. 2 to 4, an image forming apparatus having a medium drying function provided for the present embodiment includes: at least two heating devices 1 are provided on a medium path 2 through which a printing medium 7 is transported, and the printing medium 7 is transported in an area between the two heating devices 1. The positive and negative of print medium 7 in this embodiment all can receive heating device 1's heating effect, can realize the dampproofing processing to print medium 7, and compare in prior art, the two-sided heating, compare in the mode of single face, dampproofing effect is better, and efficiency is higher.
The image forming apparatus in this embodiment is specifically a laser printer, and the print medium 7 is a white paper for a type a4 or A3 printing.
The printing channel 2 is a path for conveying paper in a laser printer generally in common.
The embodiment of the heating device 1 of the present embodiment is specifically that two heating devices 1 are oppositely arranged on the medium passage 2, when the printing medium 7 flows through the heating device 1, the upper and lower surfaces of the printing medium 7 can be simultaneously heated by the heating device 1, and the heating and moisture-proof efficiency can be further improved.
In other embodiments, the two heating devices 1 may be installed in a staggered manner, and this arrangement has low requirements on the positions of the heating devices 1, and can be designed and arranged at a suitable space of the position of the medium channel 2, thereby reducing the difficulty of design.
In other embodiments, the number of the heating devices 1 may be three or more, which has better drying and moisture-proof effects but higher cost than the embodiment.
As shown in fig. 3, the heating device 1 in the present embodiment includes a heater 11, specifically, the heater 1 is a resistance wire heating tube, a heating wire is disposed inside the heater, and heat release to the outside is realized by using the principle of resistance heating. Of course, in some other embodiments, other heating methods, such as electromagnetic heating, infrared heating, etc., may be used.
A housing 12 is further covered on the heater 11, and a plurality of guide plates 121 arranged at intervals are formed on the housing 12 near the printing medium 7, and the guide plates 121 are configured as a part of a conveying channel of the printing medium 7. The guide plate 121 in this embodiment is directly used as a part of the transport path of the printing medium 7, and the heating device 1 can be located as close as possible to the printing medium to avoid heat loss. On the other hand, the guide plate 121 is arranged at intervals, heat generated by the heating device 1 acts on the printing medium 7 through the interval, the heat conduction is not obstructed by the guide plate 121 due to the arrangement of the interval, the heat can act on the printing medium more quickly, and the moisture-proof effect is better.
Further, the inner surface of the casing 12 facing the printing medium is coated with the reflective film 3, the reflective film 3 can reflect light or heat generated by the heating device 1, so that more heat is applied to the printing medium 1 from the above-mentioned space to accelerate the moisture-proof treatment of the printing medium 7, and the reflective film 3 in this embodiment is a PET film.
As shown in fig. 4, the heating device 1 in the present embodiment is disposed on the medium path 2, and the heating device 1 is disposed at a position in front of the image forming unit 6 in the transporting direction of the printing medium 7, specifically, the heating device 1 is installed between the feeding roller 5 and the image forming unit 6, and the paper coming out of the paper cassette is transported between the two oppositely installed heating devices 1 through the feeding roller 5, heated and dried by it, and transported into the image forming unit 6, and printing of the image is completed.
As shown in fig. 4, the heating apparatus 1 is provided with a heat sink 4. The heat dissipation devices 4 are fans disposed at two ends of the heating device 1 in the length direction, and are used for adjusting the drying temperature of the printing medium 7, so as to prevent the phenomenon that the paper is carbonized due to the overhigh temperature of the area near the printing medium 7 under the action of the heating device 7.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (6)
1. An image forming apparatus having a medium drying function, comprising:
the printing device comprises at least two heating devices (1) which are oppositely arranged on a medium passage (2) for conveying a printing medium, wherein the printing medium is conveyed in an area between the two heating devices (1), and the heating devices (1) are arranged in front of an imaging assembly (6) along the conveying direction of the printing medium.
2. The image forming apparatus with a medium drying function according to claim 1, wherein the heating device (1) includes a heater (11) and a housing (12) that covers the heater (11).
3. The image forming apparatus with a medium drying function according to claim 2, wherein the housing (12) is formed with a plurality of guide plates (121) disposed at intervals from each other near the printing medium, the guide plates (121) being configured as a part of the printing medium conveyance path.
4. The image forming apparatus with a medium drying function according to claim 3, wherein an inner surface of the housing (12) facing the printing medium is coated with a reflective film (3).
5. The image forming apparatus with media drying function according to claim 3 or 4, characterized in that a heat sink (4) is provided on the heating device (1).
6. The image forming apparatus with a medium drying function according to claim 5, wherein the heat radiating means (4) is a fan provided at both ends in a longitudinal direction of the heating means (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920748210.7U CN210377029U (en) | 2019-05-22 | 2019-05-22 | Image forming apparatus having medium drying function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920748210.7U CN210377029U (en) | 2019-05-22 | 2019-05-22 | Image forming apparatus having medium drying function |
Publications (1)
Publication Number | Publication Date |
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CN210377029U true CN210377029U (en) | 2020-04-21 |
Family
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CN201920748210.7U Active CN210377029U (en) | 2019-05-22 | 2019-05-22 | Image forming apparatus having medium drying function |
Country Status (1)
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CN (1) | CN210377029U (en) |
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2019
- 2019-05-22 CN CN201920748210.7U patent/CN210377029U/en active Active
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Address after: 300450 room 310, No.1 Second Street, airport international logistics zone, pilot free trade zone (Airport Economic Zone), Dongli District, Tianjin Patentee after: Zhixiang Technology Co.,Ltd. Address before: 300450 room 310, No.1 Second Street, airport international logistics zone, pilot free trade zone (Airport Economic Zone), Dongli District, Tianjin Patentee before: LENOVO IMAGE (TIANJIN) TECHNOLOGY Co.,Ltd. |