CN220826412U - Static electricity conducting structure and printer - Google Patents

Abstract

The utility model discloses an electrostatic conducting structure and a printer. The static electricity conducting structure comprises a cover body, a pressing plate and a main plate, wherein a thermosensitive sheet and a paper tearing blade are arranged on the cover body, a spring sheet which is abutted to the thermosensitive sheet is arranged on the paper tearing blade, the pressing plate is connected to the cover body and abutted to the thermosensitive sheet, the main plate is connected to the cover body and abutted to the pressing plate, a mounting hole is formed in the pressing plate, a spring is mounted in the mounting hole, the main plate is provided with a conductive part, the upper end of the spring is abutted to the conductive part, and the lower end of the spring is abutted to the thermosensitive sheet; the printer comprises the static electricity conducting structure. The utility model is applied to the technical field of printers.

Description

Static electricity conducting structure and printer

Technical Field

The utility model relates to the technical field of printers, in particular to an electrostatic conduction structure and a printer.

Background

At present, when the printer prints on the paper, the heat-sensitive paper has certain static electricity, and the rubber roller rotates to cause static electricity to be generated by friction when the paper advances, and the paper tearing blade also generates static electricity when the paper is torn, so that the machine core and the paper tearing blade are generally connected to the main board for static electricity storage or grounding export.

The existing printer is usually characterized in that the paper tearing blade is contacted with the thermal sensitive sheet through the elastic sheet, one end of the ground wire is connected to the thermal sensitive sheet through a screw, and the other end of the ground wire is connected to the main board, so that static electricity of the paper tearing blade and the thermal sensitive sheet is led out to the main board for static electricity storage or grounding lead-out, however, the static electricity conducting structure adopts the ground wire to realize static electricity conducting, and the situation that the assembly is relatively complicated and the internal wire is relatively messy exists.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art, and the first aim is to provide an electrostatic conduction structure which is easy to assemble and can avoid messy internal wires.

A second object of the present utility model is to provide a printer which is easy to assemble and can avoid mess of the internal wires.

The technical scheme adopted by the utility model is as follows: the static electricity conducting structure comprises a cover body, a pressing plate and a main plate, wherein a thermosensitive sheet and a paper tearing blade are arranged on the cover body, an elastic sheet abutted to the thermosensitive sheet is arranged on the paper tearing blade, the pressing plate is connected to the cover body and abutted to the thermosensitive sheet, the main plate is connected to the cover body and abutted to the pressing plate, a mounting hole is formed in the pressing plate, a spring is arranged in the mounting hole, the main plate is provided with a conductive part, the upper end of the spring is abutted to the conductive part, and the lower end of the spring is abutted to the thermosensitive sheet.

Further, a plurality of through holes are formed in the paper tearing blade, elastic sheets are arranged on two sides of each through hole, connecting columns with the same number as the through holes are arranged on the cover body, and the upper ends of the connecting columns penetrate through the through holes and are clamped between the two elastic sheets.

Further, the cover body is provided with a screw column, the pressing plate is provided with a connecting hole, the connecting hole is sleeved on the screw column, and the main board is in threaded connection with the screw column.

Further, the cover body is an upper inner cover.

Further, the conductive part is a copper-platinum conductive layer.

In addition, the utility model also provides a printer which comprises the static electricity conducting structure.

The beneficial effects of the utility model are as follows:

Compared with the defects of the prior art, in the utility model, the paper tearing blade is contacted with the heat-sensitive sheet through the elastic sheet, and the heat-sensitive sheet is conducted with the conductive part of the main board through the spring, so that static electricity of the paper tearing blade and the heat-sensitive sheet can be exported to the main board for static electricity storage or grounding export, and static electricity conduction is realized under the condition that a ground wire is not needed, so that the assembly is convenient, the assembly procedure is reduced, the internal wires are avoided being messy, and the static electricity conducting structure has the advantages of being easy to assemble and capable of avoiding the internal wires being messy.

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 perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic perspective view of the cover, paper tearing blade and platen of the present utility model;

FIG. 4 is a schematic perspective view of the cover and the paper tearing blade of the present utility model;

FIG. 5 is a schematic perspective view of a paper tearing blade of the present utility model;

Fig. 6 is a schematic perspective view of a platen according to the present utility model.

The reference numerals are as follows:

1. A cover body; 2. a pressing plate; 3. a main board; 5. a thermosensitive sheet; 6. a paper tearing blade; 7. a spring plate; 8. a mounting hole; 9. a spring; 11. a through hole; 12. an elastic sheet; 13. a connecting column; 15. a screw column; 16. and a connection hole.

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 all directional indicators in the embodiments of the present utility model, such as up, down, left, right, front, rear, clockwise, counterclockwise, etc., are merely used to explain the relative positional relationship between the components, the movement condition, etc. in a specific posture, if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure 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 technical solutions should be considered that the combination does not exist and is not within the scope of protection claimed by the present utility model.

As shown in fig. 1 to 4, in this embodiment, the static electricity conducting structure includes a cover 1, a pressing plate 2 and a main plate 3, a heat-sensitive sheet 5 and a paper tearing blade 6 are disposed on the cover 1, a spring sheet 7 abutted to the heat-sensitive sheet 5 is disposed on the paper tearing blade 6, the pressing plate 2 is connected to the cover 1 and abutted to the heat-sensitive sheet 5, the main plate 3 is connected to the cover 1 and abutted to the pressing plate 2, a mounting hole 8 is formed in the pressing plate 2, a spring 9 is mounted in the mounting hole 8, the main plate 3 has a conductive portion, the upper end of the spring 9 is abutted to the conductive portion, and the lower end of the spring 9 is abutted to the heat-sensitive sheet 5.

The number of the elastic sheet 7, the mounting hole 8, the spring 9 and the conductive part is two; the cover 1 may be an upper inner cover.

Compared with the defects of the prior art, in the utility model, the paper tearing blade 6 is contacted with the heat-sensitive sheet 5 through the elastic sheet 7, and the heat-sensitive sheet 5 is communicated with the conductive part of the main board 3 through the spring 9, so that static electricity of the paper tearing blade 6 and the heat-sensitive sheet 5 can be exported to the main board 3 for static electricity storage or grounding export, and static electricity conduction is realized under the condition that a ground wire is not needed, so that assembly is convenient, assembly procedures are reduced, internal wire mess is avoided, and the static electricity conducting structure has the advantages of easiness in assembly and capability of avoiding the internal wire mess.

As shown in fig. 4 and 5, in some embodiments, the paper tearing blade 6 is provided with a plurality of through holes 11, both sides of the through holes 11 are provided with elastic pieces 12, the cover 1 is provided with connecting columns 13 with the same number as that of the through holes 11, and the upper ends of the connecting columns 13 pass through the through holes 11 and are clamped between the two elastic pieces 12. Wherein the number of through holes 11 and connecting posts 13 is two. Specifically, the paper tearing blade 6 is connected with the connecting post 13 through the through hole 11, and in the process, the elastic pieces 12 and the connecting post 13 positioned at two sides of the through hole 11 deform to be clamped on the connecting post 13, so that the paper tearing blade 6 is mounted on the cover body 1.

As shown in fig. 1, 3 and 6, in some embodiments, a screw post 15 is provided on the cover 1, a connection hole 16 is provided on the pressing plate 2, the connection hole 16 is sleeved on the screw post 15, and the main board 3 is in threaded connection with the screw post 15; the conductive part is a copper-platinum conductive layer. Wherein, the number of the screw posts 15 and the connecting holes 16 is two.

In addition, the utility model also provides a printer which comprises the static electricity conducting structure. The specific structure of the printer refers to the above embodiments, and since the printer adopts all the technical solutions of all the embodiments, the printer has at least all the beneficial effects brought by the technical solutions of the embodiments, and will not be described in detail herein.

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 (6)

1. An electrostatic conductive structure, characterized in that: the novel thermal paper tearing device comprises a cover body (1), a pressing plate (2) and a main plate (3), wherein a thermal sensitive sheet (5) and a paper tearing blade (6) are arranged on the cover body (1), an elastic sheet (7) which is in butt joint with the thermal sensitive sheet (5) is arranged on the paper tearing blade (6), the pressing plate (2) is connected onto the cover body (1) and is in butt joint with the thermal sensitive sheet (5), the main plate (3) is connected onto the cover body (1) and is in butt joint with the pressing plate (2), a mounting hole (8) is formed in the pressing plate (2), a spring (9) is arranged in the mounting hole (8), the main plate (3) is provided with a conductive part, the upper end of the spring (9) is in butt joint with the conductive part, and the lower end of the spring (9) is in butt joint with the thermal sensitive sheet (5).

2. An electrostatic conducting structure according to claim 1, wherein: the paper tearing blade is characterized in that a plurality of through holes (11) are formed in the paper tearing blade (6), elastic pieces (12) are arranged on two sides of each through hole (11), connecting columns (13) with the same number as that of the through holes (11) are arranged on the cover body (1), and the upper ends of the connecting columns (13) penetrate through the through holes (11) and are clamped between the two elastic pieces (12).

3. An electrostatic conducting structure according to claim 1 or 2, characterized in that: the novel plastic bottle is characterized in that a screw column (15) is arranged on the cover body (1), a connecting hole (16) is formed in the pressing plate (2), the connecting hole (16) is sleeved on the screw column (15), and the main board (3) is in threaded connection with the screw column (15).

4. An electrostatic conducting structure according to claim 3, wherein: the cover body (1) is an upper inner cover.

5. An electrostatic conducting structure according to claim 1, wherein: the conductive part is a copper-platinum conductive layer.

6. A printer, characterized by: comprising an electrostatic conductive structure according to any one of claims 1-5.