CN212920838U - Thermal printer with cover opening buffer mechanism - Google Patents

Abstract

The utility model provides a thermal printer with buffer gear uncaps, including well frame, the uncovered formation paper storehouse in upper portion of well frame, dispose the flip that can turn up backward on the paper storehouse, flip articulate in the rear end of well frame, the rear end in paper storehouse is provided with the back pedestal, be provided with on the back pedestal and be used for the buffering flip's spacing subassembly. Adopt the utility model provides a thermal printer with buffer gear uncaps, when hanging the eminence with thermal printer, through set up spacing subassembly on the rear pedestal in paper storehouse, the arc direction of deflector plays the effect of interference buffering in the face of flip's rear end edge, and spacing protruding muscle and knot position play the effect of location to the flip, can effectively prevent falling of flip.

Description

Thermal printer with cover opening buffer mechanism

Technical Field

The utility model relates to a printer field, concretely relates to thermal printer with buffer gear uncaps.

Background

In the prior art, when the thermal printer with the flip cover is hung at a high place, the flip cover is directly opened, and the gravity center force is downward, so that the thermal printer is easy to directly drop, the machine is damaged and cannot be used, and the maintenance cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a thermal printer that has a buffer gear that uncaps that can prevent flip from droing is provided.

The utility model provides a thermal printer with buffer gear uncaps, including well frame, the uncovered formation paper storehouse in upper portion of well frame, dispose the flip that can turn up backward on the paper storehouse, flip articulate in the rear end of well frame, the rear end in paper storehouse is provided with the back pedestal, be provided with on the back pedestal and be used for the buffering flip's spacing subassembly.

Furthermore, the limiting component comprises limiting convex ribs arranged at the left end and the right end of the surface of the back pedestal.

Further, spacing subassembly still including being located the deflector at the rear of spacing protruding muscle, the deflector orientation the one side of spacing protruding muscle has the arc spigot surface, flip turns up backward, its rear end edge along the arc spigot surface slides the back butt in on the spacing protruding muscle.

Furthermore, the limiting component comprises a buckling position arranged in the middle of the surface of the back pedestal, the flip cover is turned backwards, and the edge of the rear end of the flip cover is clamped into the buckling position.

Further, detain the position including set up in detain a board on backseat surface, detain one side of a board with backseat surface connection, detain a board opposite side and have the flange towards the rear, the flange with constitute the confession between the backseat the spacing groove that flip's rear end edge card was gone into.

Furthermore, the left side and the right side all are provided with the backup pad in the flip, are left branch fagging and right branch fagging respectively the left branch fagging with set up the first protruding axle that extends outwards on the lateral wall of right branch fagging, two inside walls of the left and right sides of the rear end of well frame are provided with the confession the recess of first protruding axle embedding, flip passes through in the backup pad first protruding axle embedding well frame the recess is rotated and is connected.

Further, the left support plate with be provided with the protruding axle of second that extends inwards on the inside wall of right branch fagging, the cover is equipped with the torsional spring on the protruding axle of second, the both ends of torsional spring are connected respectively the backup pad with well frame.

Adopt the utility model provides a thermal printer with buffer gear uncaps, when hanging the eminence with thermal printer, through set up spacing subassembly on the rear pedestal in paper storehouse, flip slides back butt on spacing protruding muscle along the arc spigot surface of deflector at the in-process rear end edge that turns up backward, and meanwhile, flip's rear end edge card goes into the knot position at the middle part on rear pedestal surface. In the process, the arc-shaped guide surface of the guide plate plays a role in interference buffering towards the edge of the rear end of the flip cover, and the limiting convex rib and the buckling position play a role in positioning the flip cover, so that the flip cover can be effectively prevented from falling.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 schematically illustrates a top view of a thermal printer having a cover opening buffer mechanism according to an embodiment of the present invention;

FIG. 2 schematically illustrates a view A-A of FIG. 1;

FIG. 3 schematically illustrates an enlarged view of section A of FIG. 2;

FIG. 4 schematically illustrates a view along line B-B of FIG. 1;

FIG. 5 schematically illustrates an enlarged view of section B of FIG. 4;

fig. 6 schematically illustrates a top view of a middle frame according to an embodiment of the present invention;

FIG. 7 schematically illustrates an enlarged view of section D of FIG. 6;

FIG. 8 schematically illustrates an enlarged view of section E of FIG. 6;

fig. 9 schematically illustrates an exploded view of a flip cover according to an embodiment of the present invention.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "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 simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first" and "second" 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, unless otherwise explicitly specified or limited, it is to be noted that the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 9, the utility model provides a thermal printer with buffer gear uncaps, including well frame 1, the uncovered formation paper storehouse 2 in upper portion of well frame 1 disposes flip 3 that can turn up backward on the paper storehouse 2, and flip 3 articulates in the rear end of well frame 1, and the rear end of paper storehouse 2 is provided with backseat 4, is provided with the spacing subassembly that is used for buffering flip 3 on backseat 4.

In this embodiment, the limiting component includes limiting ribs 5 disposed at the left and right ends of the surface of the rear pedestal 4. Further, spacing subassembly is still including the deflector 6 that is located the rear of spacing protruding muscle 5, and deflector 6 has arc spigot surface 7 towards the one side of spacing protruding muscle 5, and flip 3 backward turn-up's in-process, its rear end edge along the back butt of the slip of arc spigot surface 7 on spacing protruding muscle 5. Furthermore, the limiting component comprises a buckling position arranged in the middle of the surface of the rear pedestal 4, the flip cover 3 is turned backwards, and the edge of the rear end of the flip cover is clamped in the buckling position.

Adopt the embodiment of the utility model provides a thermal printer with buffer gear uncaps, when hanging the eminence with thermal printer, as shown in fig. 2 and fig. 4, through set up spacing subassembly on backseat 4 at paper storehouse 2, flip 3 slides back butt on spacing protruding muscle 5 along the arc spigot surface 7 of deflector 6 at the in-process rear end edge of turning up backward, meanwhile, the position of detaining at the middle part on 4 surfaces of backseat is gone into to flip 3's rear end edge card. In the process, the arc-shaped guide surface 7 of the guide plate 6 plays a role in interference buffering for the rear end edge of the flip cover 3, and the limiting convex rib 5 and the buckling position play a role in positioning the flip cover 3, so that the flip cover 3 can be effectively prevented from falling.

In this embodiment, the fastening portion includes a fastening plate 81 disposed on the surface of the rear pedestal 4, one side of the fastening plate 81 is connected to the surface of the rear pedestal 4, the other side of the fastening plate 81 has a flange 82 facing rearward, and a limiting groove 83 for the rear end edge of the flip 3 to be clamped into is formed between the flange 82 and the rear pedestal 4. The buckling position is simple in structure and convenient to manufacture, and the flip cover 3 can be effectively prevented from falling off.

As a specific implementation mode, the left and right sides in the flip 3 are provided with supporting plates, namely a left supporting plate 9 and a right supporting plate respectively, first protruding shafts 10 extending outwards are arranged on the outer side walls of the left supporting plate 9 and the right supporting plate, grooves 11 for embedding the first protruding shafts 10 are arranged on the left and right inner side walls of the rear end of the middle frame 1, and the flip 3 is rotatably connected with the grooves 11 of the middle frame 1 through the first protruding shafts 10 arranged on the supporting plates. In the embodiment, the connection mode of the flip 3 and the middle frame 1 is simple, the die opening is easy, and the method is suitable for large-scale popularization. Further, be provided with the second protruding axle 12 that extends inwards on the inside wall of left branch fagging 9 and right branch fagging, the cover is equipped with torsional spring 13 on the second protruding axle 12, and backup pad and medium frame 1 are connected respectively to the both ends of torsional spring 13.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a thermal printer with buffer gear uncaps, its characterized in that, includes well frame, the uncovered formation paper storehouse in upper portion of well frame, dispose the flip that can turn up backward on the paper storehouse, flip articulate in the rear end of well frame, the rear end in paper storehouse is provided with the rear pedestal, be provided with on the rear pedestal and be used for the buffering flip's spacing subassembly.

2. The thermal printer having a cover release buffering mechanism according to claim 1, wherein the stopper member includes stopper ribs provided at both left and right ends of the surface of the rear base.

3. The thermal printer having a cover opening buffer mechanism according to claim 2, wherein the stopper assembly further comprises a guide plate located behind the stopper rib, a surface of the guide plate facing the stopper rib has an arc-shaped guide surface, the flip cover is flipped over backward, and a rear edge of the flip cover slides along the arc-shaped guide surface and abuts against the stopper rib.

4. The thermal printer with the cover opening buffer mechanism as claimed in claim 1, 2 or 3, wherein the limiting component comprises a buckling position arranged in the middle of the surface of the back pedestal, the flip cover is turned backwards, and the rear edge of the flip cover is clamped in the buckling position.

5. The thermal printer with a cover opening buffer mechanism according to claim 4, wherein the buckling position comprises a buckling plate arranged on the surface of the rear pedestal, one side of the buckling plate is connected with the surface of the rear pedestal, the other side of the buckling plate is provided with a flange facing backwards, and a limiting groove for the rear end edge of the flip cover to be clamped into is formed between the flange and the rear pedestal.

6. The thermal printer with a cover opening buffer mechanism according to claim 1, 2, 3 or 5, wherein a support plate is disposed on each of left and right sides of the inside of the cover, respectively a left support plate and a right support plate, first protruding shafts extending outward are disposed on outer sidewalls of the left and right support plates, grooves into which the first protruding shafts are inserted are disposed on left and right inner sidewalls of a rear end of the middle frame, and the cover is rotatably connected by the first protruding shafts on the support plates being inserted into the grooves of the middle frame.

7. The thermal printer with a cover opening buffer mechanism according to claim 6, wherein a second protruding shaft extending inwards is arranged on the inner side walls of the left support plate and the right support plate, a torsion spring is sleeved on the second protruding shaft, and two ends of the torsion spring are respectively connected with the support plate and the middle frame.

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