CN219295035U

CN219295035U - Printer with a printing mechanism

Info

Publication number: CN219295035U
Application number: CN202320121670.3U
Authority: CN
Inventors: 蔡伽安
Original assignee: Xiamen Lujiang Technology Co ltd
Current assignee: Xiamen Lujiang Technology Co ltd
Priority date: 2023-01-16
Filing date: 2023-01-16
Publication date: 2023-07-04
Anticipated expiration: 2033-01-16

Abstract

The utility model provides a printer, which comprises a shell and a printing mechanism arranged on the shell, wherein a roll paper bin for accommodating roll paper is formed in the shell, a slidable card paper frame is arranged in the roll paper bin, a metal elastic sheet is fixed on the card paper frame, a plurality of bayonets are arranged on the shell along the sliding track of the metal elastic sheet, and the card paper frame is fixed in the roll paper bin by the clamping fit of the metal elastic sheet and one of the bayonets. When adjusting, external force is exerted on the card paper frame to enable the card paper frame to slide in the paper winding bin, and metal spring plates on the card paper frame are switched between different bayonets through deformation, so that a good damping effect is achieved, and after the external force is removed, the card paper frame is fixed through the cooperation of the metal spring plates and one of the bayonets, so that an accommodating space is adjusted, and therefore paper winding operations with different width sizes are adapted. Has the characteristics of convenient adjustment, good experience, simple structure and the like.

Description

Printer with a printing mechanism

Technical Field

The present utility model relates to a printer.

Background

A Printer (Printer) is one of output devices of a computer for printing a computer processing result on a relevant medium such as paper. At present, a portable printer with a small volume is widely used, and paper of the printer is also suitable for roll paper. The printer can have a roll paper bin for storing roll paper, but the size of the roll paper bin is fixed, and the printer is suitable for roll paper with a fixed width, and if a tape measure with a smaller width is selected, the printer can shake in the roll paper bin easily to generate position offset, so that the paper transmission and printing are affected.

Disclosure of Invention

To solve the above problems, the present utility model provides a printer.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model provides a printer, includes the casing and sets up the print mechanism on the casing, be formed with the stock form storehouse that is used for holding the stock form in the casing, be provided with slidable card paper frame in the stock form storehouse, card paper frame is fixed with the metal shrapnel, be provided with a plurality of bayonet sockets on the sliding track of casing along the metal shrapnel, card paper frame is fixed through the joint cooperation of metal shrapnel and one of them bayonet socket in the stock form storehouse.

Further, the casing includes the base, covers the well lid and covers the upper cover of closing on well lid on the base, well lid and upper cover enclose to close and constitute the stock form storehouse, well cover is last to have seted up the spout, be provided with the slide on the card paper frame to through the slidable cooperation of slide in the spout, and the slide does not protrude in the internal surface of well lid.

Further, the bayonet is formed on the base, and the metal elastic sheet is fixed on the sliding seat.

Further, a notch facing the roll paper bin is formed in the sliding seat.

Further, the upper cover is hinged to the middle cover.

Further, the base and the middle cover are enclosed to form a printing bin, the printing bin is communicated with the roll paper bin, and the printing mechanism is assembled in the printing bin; the bottom of the base is provided with a battery compartment, a battery is arranged in the battery compartment, and a battery cover is covered on the battery compartment; a window penetrating through the roll paper bin is formed in the upper cover, and a flip cover is arranged on the window; decorative covers are arranged on the left side and the right side of the shell, and a plurality of strip-shaped protrusions extending transversely are arranged on the outer surface of the decorative cover.

Further, the metal elastic sheet comprises a first section, a second section and a third section which are connected in sequence, the first section and the third section are flush and fixed on the paperboard frame, the second section arches to form a first elastic arch part, the middle position of the second section also arches to form a second elastic arch part, and the second elastic arch part is matched with the bayonet.

Further, the second elastic arch part is of an arc-shaped arch structure.

Further, two adjacent bayonets are isolated by the arched convex ribs.

Further, a wavy rack structure is formed on the shell along the sliding track of the metal elastic sheet, the concave part of the rack structure is the bayonet, and the convex part is an arc-shaped arched convex rib.

The technical scheme provided by the utility model has the following beneficial effects:

the slidable paperboard frame is arranged in the paper roll bin, and the accommodating space can be adjusted by sliding the paperboard frame in the paper roll bin, so that paper roll jobs with different width sizes can be adapted. During the regulation, external force is exerted and is made its in stock form storehouse internal sliding on the card paper frame, and the metal shrapnel on it switches between different bayonet sockets through deformation, has good damping effect, and after removing external force, card paper frame realizes fixedly through the cooperation of metal shrapnel with one of them bayonet socket, adjusts conveniently, experiences and feels, and simple structure.

Drawings

FIG. 1 is a schematic view showing an external appearance of a printer according to an embodiment;

FIG. 2 is a schematic view of a hidden upper cover of the printer according to an embodiment;

FIG. 3 is an exploded view of the printer according to the embodiment;

FIG. 4 is a cross-sectional view of the printer in the right-left direction in the embodiment;

FIG. 5 is an enlarged schematic view of area A of FIG. 4;

FIG. 6 is a schematic view showing the structure of a jam frame in the embodiment;

FIG. 7 is a schematic structural diagram of a metal spring plate according to an embodiment;

FIG. 8 is an exploded view of the bottom structure of the printer according to the embodiment;

fig. 9 is a cross-sectional view of the printer in the front-rear direction in the embodiment.

Detailed Description

For further illustration of the various embodiments, the utility model is provided with the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments and together with the description, serve to explain the principles of the embodiments. With reference to these matters, one of ordinary skill in the art will understand other possible embodiments and advantages of the present utility model. The components in the figures are not drawn to scale and like reference numerals are generally used to designate like components.

The utility model will now be further described with reference to the drawings and detailed description.

Referring to fig. 1 to 9, the printer provided in this embodiment includes a housing 10 and a printing mechanism 40 disposed on the housing 10, a roll paper bin 101 for accommodating roll paper is formed in the housing 10, a slidable paper jam frame 20 is disposed in the roll paper bin 101, a metal spring sheet 30 is fixed on the paper jam frame 20, and specifically, the metal spring sheet 30 refers to a spring sheet with a certain elastic deformation capability prepared by using a metal material (such as iron, copper, etc.). The shell 10 is provided with a plurality of bayonets 15 along the sliding track of the metal elastic sheet 30, and the card paper frame 20 slides in the paper roll bin 101 to be fixed through the clamping fit of the metal elastic sheet 30 and one of the bayonets 15.

During the regulation, external force is exerted on card paper frame 20 and makes it slide in stock form storehouse 101, and metal shrapnel 30 on it switches between different bayonet sockets 15 through deformation, has good damping effect, and after removing external force, card paper frame 20 realizes fixing through the cooperation of metal shrapnel 30 and one of them bayonet socket 15, realizes adjusting stock form storehouse 101's accommodation space to the stock form operation of adaptation different width dimensions. Has the characteristics of convenient adjustment, good experience, simple structure and the like.

Further preferably, in this embodiment, the housing 10 includes a base 11, a middle cover 12 covered on the base 11, and an upper cover 13 covered on the middle cover 12, where the middle cover 12 and the upper cover 13 enclose to form the roll paper bin 101, and the middle cover 12 is provided with three slide slots 121, specifically, the number of the slide slots 121, and the paper jam frame 20 is provided with three slide carriages 21, and the slide carriages 21 are slidably matched in the slide slots 121, so as to implement slidable setting of the paper jam frame 20. Meanwhile, the slider 21 does not protrude from the inner surface of the middle cover 12, i.e., does not protrude from the inner wall of the roll paper compartment 101, so that the roll paper placed in the roll paper compartment 101 is not affected.

The bayonet 15 is formed on the base 11, and the metal spring plate 30 is fixed on one of the sliding seats 21. So set up, the cooperation structure of metal shrapnel and bayonet socket can not influence the activity of the stock form in the stock form storehouse outside the stock form storehouse. Meanwhile, the metal spring plate 30 is specifically fixed on the slide seat 21 in the middle, and the stress is relatively uniform. Of course, in other embodiments, the arrangement position of the metal spring 30 and the number of the matching groups of the sliding seat 21 and the sliding slot 121 are not limited thereto.

The slide carriage 21 is further formed with a recess 211 facing the roll paper compartment 101, and the recess 211 is provided so that a tool can be engaged into the recess 211 and slide the card holder 20 to apply an external force to the card holder 20. More specifically, the slide seat 21 with the notch 211 and the slide seat 21 with the metal spring plate 30 are the same, so that the acting force is more concentrated.

The upper cover 13 is hinged to the middle cover 12, and the roll paper compartment 101 can be opened by opening the upper cover 13, thereby facilitating replacement operations and the like. Meanwhile, the upper cover 13 is also provided with a window 131 penetrating through the roll paper bin 101, and the window 131 is provided with a flip cover 14, so that other operations are facilitated.

The base 11 and the middle cover 12 are enclosed to form a printing bin 102, the printing bin 102 is communicated with a roll paper bin 101, and the printing mechanism 40 is assembled in the printing bin 102; so configured, the printing mechanism 40 of the print cartridge 102 and the roll paper of the roll paper cartridge 101 can be effectively isolated, and at the same time, the roll paper can enter the print cartridge 102 through the communicated passage to enter the printing mechanism 40 for printing.

The bottom of the base 11 is provided with a battery compartment 112, a battery 50 is arranged in the battery compartment 112, and a battery cover 113 is covered on the battery compartment 112; the battery 50 provides power to the printing mechanism 40. In this way, the printer is conveniently carried, and the battery 50 is also conveniently replaced.

Decorative covers 17 are arranged on the left side and the right side of the shell 10, and a plurality of strip-shaped protrusions extending transversely are arranged on the outer surface of the decorative covers 17. So set up, not only play the pleasing to the eye effect of decoration, the bar arch still plays the effect that the atress supported, the handheld stability of being convenient for.

Of course, in other embodiments, the structure of the housing 10 is not limited thereto.

Specifically, in this embodiment, the metal elastic sheet 30 includes a first section 31, a second section 32, and a third section 33 that are sequentially connected, where the first section 31 and the third section 33 are flush and fixed on the slide 21 of the card paper frame 20, the second section 32 arches to form a first elastic arch portion, and a middle position of the second section 32 also arches to form a second elastic arch portion 34, and the second elastic arch portion 34 is matched with the bayonet 15. The second arched section 32 (i.e. the first resilient arched portion) acts as the primary deformation structure, while the second resilient arched portion 34 is mainly intended to cooperate with the bayonet 15. So set up, metal shrapnel 30 stable in structure, elastic deformation ability is good, long service life. Of course, in other embodiments, the structure of the metal spring 30 is not limited thereto.

Specifically, the second elastic arch portion 34 has an arc-shaped arch structure, and has good guiding property when switching between different bayonets 15, and the card frame 20 slides more smoothly.

Similarly, two adjacent bayonets 15 are isolated by the arched convex ribs 16, when the second elastic arched portion 34 is separated from the bayonets 15, the arched convex ribs 16 are matched with the arched second elastic arched portion 34, so that the metal spring plates 30 are switched between different bayonets 15 more smoothly, and the moving of the paperboard frame 20 is more labor-saving.

Further, in this embodiment, the housing 10 is provided with a wavy rack structure 111 along the sliding track of the metal elastic sheet 30, the concave portion of the rack structure 111 is the bayonet 15, and the convex portion is the arc-shaped arched convex rib 16, so that by adopting this structure, the plurality of bayonets 15 are equidistantly arranged, and the intervals are smaller, so that the paperboard frame 20 can be adjusted to the corresponding position according to the actual requirements, and the applicability is better. Of course, in other embodiments, the number of bayonets 15 and the spacing between two adjacent bayonets 15 are not limited thereto. As in the case of a fixed number of roll sizes, the number and position of the bayonets 15 may be fixed, such as by providing the bayonets 15 at fixed positions, respectively.

While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a printer, includes the casing and sets up the printing mechanism on the casing, be formed with the stock form storehouse that is used for holding the stock form in the casing, its characterized in that: the utility model discloses a paper winding machine, including stock form storehouse, the stock form storehouse is provided with slidable card paper frame in, card paper frame is fixed with the metal shrapnel, be provided with a plurality of bayonet sockets on the sliding track of metal shrapnel of casing, card paper frame's slip in the stock form storehouse realizes fixing through the joint cooperation of metal shrapnel and one of them bayonet socket.

2. A printer according to claim 1, wherein: the paper box comprises a paper box body and is characterized in that the paper box body comprises a base, a middle cover and an upper cover, wherein the middle cover is covered on the base, the upper cover is covered on the middle cover, the paper box body is formed by encircling the middle cover and the upper cover, a sliding groove is formed in the middle cover, a sliding seat is arranged on the paper box frame and is matched in the sliding groove in a sliding manner, and the sliding seat does not protrude out of the inner surface of the middle cover.

3. A printer according to claim 2, wherein: the bayonet is formed on the base, and the metal elastic sheet is fixed on the sliding seat.

4. A printer according to claim 2, wherein: the slide seat is also provided with a notch facing the roll paper bin.

5. A printer according to claim 2, wherein: the upper cover is hinged to the middle cover.

6. A printer according to claim 2, wherein: the base and the middle cover are enclosed to form a printing bin, the printing bin is communicated with the roll paper bin, and the printing mechanism is assembled in the printing bin; the bottom of the base is provided with a battery compartment, a battery is arranged in the battery compartment, and a battery cover is covered on the battery compartment; a window penetrating through the roll paper bin is formed in the upper cover, and a flip cover is arranged on the window; decorative covers are arranged on the left side and the right side of the shell, and a plurality of strip-shaped protrusions extending transversely are arranged on the outer surface of the decorative cover.

7. A printer according to claim 1, wherein: the metal elastic sheet comprises a first section, a second section and a third section which are sequentially connected, the first section and the third section are flush and fixed on the paperboard frame, the second section arches to form a first elastic arch part, the middle part of the second section also arches to form a second elastic arch part, and the second elastic arch part is matched with the bayonet.

8. The printer according to claim 7, wherein: the second elastic arch part is of an arc-shaped arch structure.

9. The printer according to claim 1 or 8, wherein: two adjacent bayonets are isolated by arc-shaped arched ribs.

10. The printer according to claim 9, wherein: the shell is formed with wavy rack structure along the sliding track of the metal shrapnel, the concave part of the rack structure is the bayonet, and the convex part is an arc-shaped arched convex rib.