CN209955558U

CN209955558U - Printer and printing method

Info

Publication number: CN209955558U
Application number: CN201822244582.4U
Authority: CN
Inventors: 不公告发明人
Original assignee: Xiamen Hanyin Electronic Technology Co Ltd
Current assignee: Xiamen Hanyin Electronic Technology Co Ltd
Priority date: 2018-12-28
Filing date: 2018-12-28
Publication date: 2020-01-17
Anticipated expiration: 2028-12-28

Abstract

The utility model provides a printing equipment relates to and prints technical field. The printer comprises a body, an upper cover and an electric connection structure for realizing the electric connection of the upper cover and the body when the upper cover is fixed to the body. The electrical connection structure includes a first connector disposed at the body and a second connector disposed at the upper cover, the upper cover having a first position fixed to the body and a second position rotated upwardly to open the first connector to be separated from the second connector. One of the first connector and the second connector is a bonding pad, a pin of the bonding pad is arc-shaped, and the radian of the pin is suitable for the movement track of the cover body rotating from the second position to the first position. When the upper cover is fixed on the machine body, the first connector is abutted to the second connector, so that the upper cover is electrically connected with the machine body. After the upper cover is opened, the first connector and the second connector are separated, the upper cover and the machine body are disconnected, the operation is simple, convenient and safe, and the circuit arrangement between the machine body and the upper cover is not needed.

Description

Printer and printing method

Technical Field

The utility model relates to a print technical field, particularly, relate to a printer.

Background

Most printers are used in offices or homes, and the types of printers are various, and the printers include inkjet type, thermal transfer type, electrostatic type, and the like according to the technology used. With the development of science and technology, the degree of automation and intelligence of printers is higher and higher, and the electronic devices such as integrated circuits and sensors are required to be relied on in the procedures of printing operation, paper shortage detection, carbon powder detection, carbon ribbon anti-counterfeiting detection and the like. In general, a printer performs printing control through a PCB main board, and electronic devices such as sensors for performing operations such as paper shortage detection, position detection, and forgery prevention detection need to be electrically connected to the PCB main board through a connector.

The inventor of the application finds that the printer is provided with the body and the upper cover which can move relative to the body, and in order to ensure the reliability of circuit connection, the electronic devices are arranged on the body, so that the body is large in size and relatively complex in structure. Or the electronic device positioned on the upper cover is electrically connected with the machine body in a wire connection mode, and the wiring is easy to interfere when the upper cover is turned over.

SUMMERY OF THE UTILITY MODEL

The utility model provides a printer aims at improving the inconvenient problem of electric connection between the fuselage of printer and the activity upper cover.

The utility model discloses a realize like this:

a printer comprises a machine body and an upper cover, wherein the machine body is rotatably fixed on the upper cover, the printer further comprises an electric connection structure used for realizing the electric connection between the machine body and the upper cover when the upper cover is fixed on the machine body, the electric connection structure comprises a first connector arranged on the machine body and a second connector arranged on the upper cover, the upper cover is provided with a first position fixed on the machine body and a second position which is opened to the first connector and the second connector in an upward rotating mode, and one of the first connector and the second connector is a welding disc.

Further, in the preferred embodiment of the present invention, the pins of the bonding pad are in the shape of an inclined strip, and the inclined direction is suitable for the movement track of the upper cover rotating from the second position to the first position.

Further, in a preferred embodiment of the present invention, the first connector is a bonding pad, and the second connector is a connection seat having a terminal structure.

Further, in the preferred embodiment of the present invention, the connecting seat includes an insulating seat and a terminal, the insulating seat is provided with a slot, and the terminal is installed in the slot and has a flexible contact arm partially extending out of the slot.

Further, in the preferred embodiment of the present invention, the pad has a ground pin and a functional pin disposed side by side, and the number and position of the terminals of the connecting seat are matched with the pins of the pad.

Further, in the preferred embodiment of the present invention, the grounding pin has a portion higher than the functional pin, so that the connecting seat contacts with the grounding pin first.

Further, in the preferred embodiment of the present invention, the upper cover and the front side of the body are provided with a paper inlet, the rear side of the upper cover and the rear side of the body are provided with a paper outlet, the upper cover is hinged to the rear side of the body, and the second connector is disposed at a position of the upper cover close to the front side.

Further, in the preferred embodiment of the present invention, the functional pins and the ground pins are arranged along the front-to-rear direction of the body.

Further, in the preferred embodiment of the present invention, the main control board electrically connected to the first connector is disposed in the main body, and the sensor assembly electrically connected to the second connector is disposed in the upper cover.

Further, in the preferred embodiment of the present invention, the middle position of the body has a receiving space, the upper cover is received in the receiving space, the second connector is disposed on both the left and right sidewalls of the upper cover, and the first connector is disposed on the sidewall of the body opposite to the second connector.

The utility model has the advantages that:

the utility model discloses a printer that above-mentioned design obtained, at the first connector of fuselage configuration, at upper cover configuration second connector, when the upper cover is fixed on the fuselage, the electricity of upper cover and fuselage is connected to first connector and second connector butt, realization. After the upper cover is opened, the first connector and the second connector are separated, the electrical connection between the upper cover and the machine body is disconnected, the operation is simple, convenient and safe, and the circuit arrangement between the machine body and the upper cover is not needed. The first connector or the second connector adopts a connection form of a bonding pad and a connecting seat with a terminal structure, so that the bonding pad and the connecting seat are easily electrically connected when the upper cover is closed, and the electrification control of an electronic device in the upper cover is realized. After the upper cover is opened, the first connector and the second connector are separated, the upper cover is automatically powered off, power is saved, and misoperation caused by the cover opening state can be avoided. And need not to use line connection, avoid the circuit to arrange to cause the interference to uncapping.

Furthermore, pins of the bonding pads are obliquely arranged and are matched with the motion track of the cover, so that the reliability of the electric connection of the first connector and the second connector in contact when the cover is closed is ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a printer according to embodiment 1 of the present invention;

fig. 2 is an exploded schematic view of a printer according to embodiment 1 of the present invention;

FIG. 3 is a schematic view of the movement of the upper cover in FIG. 1 in an open state;

FIG. 4 is a schematic structural view of the mount and pad of FIG. 1;

FIG. 5 is a schematic diagram of the structure of the bonding pad of FIG. 1;

fig. 6 is a schematic structural view of the connection socket of fig. 1.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the 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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the 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 therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example 1

Referring to fig. 1, the present invention provides a printer 100 including a body 110 and an upper cover 120, the upper cover 120 being rotatably fixed to the body 110. The rear side of the upper cover 120 is rotatably coupled to the body 110 by a hinge shaft.

It should be noted that the printing apparatus 100 provided in this embodiment may be, for example, a thermal printer, and specifically, referring to fig. 2, a rubber roller 130 is installed on the upper cover 120, and a printing assembly 140 is installed on the body 110. A paper inlet and outlet passage is provided between the upper cover 120 and the body 110. The printing assembly includes a thermal print head 141 and a thermal ribbon assembly 142. The left side of the machine body 110 is provided with a rubber roller transmission component 131, and the right side is provided with a carbon belt transmission component 143. The ribbon assembly 142 is disposed in the cavity of the body 110 and supplies a ribbon between the thermal print head 141 and the rubber roller 130. After the upper cover 120 and the body 110 are closed, the rubber roller 130 abuts against the thermal print head 141, and a print medium (e.g., printing paper) passes between the rubber roller 130 and the thermal ribbon, so that ink on the thermal ribbon is transferred to the print medium. It is understood that the printing apparatus 100 may be an inkjet printer, a thermal transfer printer, or other types of printers.

Referring to fig. 1 and 3, the printing apparatus 100 further includes an electrical connection structure for electrically connecting the upper cover 120 and the body 110 when the upper cover 120 is fixed to the body 110, wherein the electrical connection structure includes a first connector 151 disposed on the body 110 and a second connector 152 disposed on the upper cover 120. The upper cover 120 has a first position a1 fixed to the body 110, and a second position a2 rotated upward to open the first connector 151 and the second connector 152. In the first position a1, the first connector 151 and the second connector 152 are in contact to electrically connect the upper cover 120 and the body 110, and in the second position a2, the first connector 151 and the second connector 152 are separated. It will be appreciated that the second position a2 is the position where the first connector 151 and the second connector 152 have just been disengaged.

Further, one of the first connector 151 and the second connector 152 is a pad 153, and the other is a connection socket 154 having a terminal structure. In the present embodiment, the pad is mounted on the body 110, and the connection socket is mounted on the upper cover 120. It is understood that in other embodiments, the pads may be mounted on the upper cover 120, and the connecting socket may be mounted on the body 110. One or more pins are welded on the bonding pad, and after the metal terminal on the connecting seat is contacted with the pins, the electrical connection of the metal terminal and the pins is realized.

Referring to fig. 4, the leads of the bonding pad 153 are in an inclined strip shape, and the inclined direction is suitable for the movement track of the top cover rotating from the second position to the first position. The pins of the bonding pad 153 are arranged in an inclined shape, so that when the upper cover 120 rotates, the terminals of the connecting seat 154 move for a certain distance along the pins in the inclined strip shape, and the pins and the terminals are always kept in good contact in the moving process, thereby ensuring the reliability and safety of the electrical connection between the upper cover 120 and the machine body 110. More preferably, the leads have a length of 0.4-1cm and a width of 0.1-0.3 cm.

Further, the bonding pad 153 is mounted on the body 110 through a mounting seat 155, a receiving groove is formed on the mounting seat 155, and the bonding pad 153 is fixed in the receiving groove to avoid protecting the bonding pad 153. The top surface of the mounting seat is provided with a guide surface 156, and the guide surface 156 is inclined toward the pad 153 to ensure that the connecting seat 154 smoothly enters the receiving groove.

Further, the two sides of the body 110 are high, and the middle portion of the body is sunken to form an accommodating space 101, when the upper cover 120 covers the body 110, the upper cover 120 is accommodated in the accommodating space 101, and the top surface of the upper cover 120 is flush with the top surfaces of the two sides of the body 110. The upper cover 120 has a connecting seat 154 on both left and right sidewalls, and a pad 153 is disposed on a sidewall of the body 110 opposite to the connecting seat 154.

Referring to fig. 5, the connecting socket 154 further includes an insulating socket 154a and a terminal 154b, the insulating socket 154b is provided with a slot, and the terminal 154b is installed in the slot and has a flexible contact arm partially extending out of the slot. The elastic contact arm is made of metal material, such as copper. The cover 120 is flipped to abut against the pad 153 and the spring contact arm is brought into close contact with the pin. The connection socket 154 is further provided with a connection pin 154c protruding from the bottom of the insulation socket 154a, the connection pin 154c being for electrical connection to a circuit board.

Referring to fig. 4, the bonding pad 153 has a ground pin 153b and a functional pin 153a arranged side by side, and the number and position of the terminals of the connecting socket 153 are matched with those of the bonding pad 153. Preferably, in the present embodiment, the pad 153 has 3 pins arranged side by side, two of which are the functional pins 153a and one of which is the ground pin 153 b. The functional pin 153a is used to connect the upper cover (or an electronic component or the like mounted on the upper cover) into a circuit through the connection socket 154, and the ground pin 153b is used to connect to a ground line in the body 110 to form ground protection. Suitably, the connecting base 154 is provided with three resilient contact arms arranged in parallel.

Further, the ground pin 153b has a portion higher than the functional pin 153a so that the connection socket 154 and the ground pin 153b are first brought into contact. The grounding pin 153b is long, the grounding pin 153b contacts the grounding line in the body 110 first, after grounding protection, the functional pin 153a contacts the connecting seat 154 again to conduct a circuit, otherwise, when the cover is opened, the functional pin 153a is disconnected with the connecting seat 154 first, and the grounding pin 153b is disconnected later, so that a safety protection effect is achieved.

Further, the front side of the body 110 and the upper cover 120, which are engaged, forms a paper inlet, and the rear side of the body 110 and the upper cover 120 forms a paper outlet. The upper cover 120 is hinged to the rear side of the body 110, and the pad 153 is provided at a position of the body 154 near the paper feed port, i.e., at the front side, and suitably, the link base 154 is also provided at a position of the front side of the upper cover 120. The pad 153 and the connecting seat 154 are engaged with each other at the end where the upper cover and the body are covered, so as to avoid the electrical connection formed first when the upper cover is not completely covered.

Further, the function pins 153a and the ground pins 153b are arranged in a front-to-rear direction of the body 110. That is, the function pin 153b is provided at one end near the paper feed port.

Further, a main control board electrically connected to the pad 153 is disposed in the body 110, and a sensor assembly electrically connected to the connecting seat 154 is disposed in the upper cover 120. The main control board and the pad 153 may be connected by a wire, the connection socket 154 and the sensor assembly may also be connected by a wire, the wires are respectively arranged on the body and the upper cover, and then the main control board controls the sensor assembly by the pad 153 and the connection socket 154. The sensor component may be, for example, a photoelectric sensor for detecting paper shortage, or may be a threshold sensor for detecting opening and closing of the upper cover, and the like, but is not limited thereto.

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

1. The utility model provides a printer, includes fuselage and upper cover, the upper cover is rotationally fixed the fuselage, its characterized in that still including be used for the upper cover is fixed extremely realize two electric connection's electric connection structure when the fuselage, electric connection structure is including the configuration the first connector of fuselage is in with the configuration the second connector of upper cover, the upper cover have fixed extremely the first position of fuselage to and the rotation upwards open extremely first connector with the second position of second connector separation, first connector with one of them of second connector is the pad.

2. The printer according to claim 1, wherein the leads of the bonding pad are in a shape of an inclined strip, and the inclined direction is adapted to a movement track of the upper cover rotating from the second position to the first position.

3. The printer according to claim 1, wherein the first connector is a land and the second connector is a connection socket having a terminal structure.

4. The printer of claim 3, wherein said connecting socket includes an insulating socket having a slot and a terminal mounted in said slot and having a resilient contact arm extending partially out of said slot.

5. The printer according to claim 3, wherein the pad has a ground pin and a functional pin arranged side by side, and the number and position of terminals of the connection socket are adapted to the pins of the pad.

6. The printer of claim 5, wherein the ground pin has a portion that is higher than the function pin so that the connection receptacle makes contact with the ground pin first.

7. The printer according to claim 6, wherein a paper inlet is provided at a front side where the upper cover and the body are engaged, a paper outlet is provided at a rear side where the upper cover and the body are engaged, the upper cover is hinged at a rear side of the body, and the second connector is provided at a position of the upper cover near the front side.

8. The printer of claim 7, wherein said function pins and said ground pins are aligned in a front-to-back direction of said body.

9. The printer according to claim 1, wherein a main control board electrically connected to the first connector is disposed in the main body, and a sensor assembly electrically connected to the second connector is disposed in the upper cover.

10. The printer according to claim 1, wherein a receiving space is formed at a middle portion of the body, the upper cover is received in the receiving space, the second connector is disposed on each of left and right sidewalls of the upper cover, and the first connector is disposed on a sidewall of the body opposite to the second connector.