Portable printer convenient to use

Abstract

The utility model provides a portable printer convenient to use, which comprises an outer shell, a magnetic attraction piece and a decorative sheet, a first groove is arranged at the bottom of the outer shell, and a second groove is arranged at the bottom of the first groove; and the magnetic attraction piece is embedded in the second groove. And the decorative sheet is embedded in the second groove. According to the portable printer, the magnetic attraction piece is arranged on the back face of the printer, in the printing process, the printer with the magnetic attraction piece is magnetically attracted to the back face of a mobile phone, the printer does not need to be held by one hand, and the whole printing process is smoother and faster to operate.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of printer accessories, in particular to portable printer convenient to use. BACKGROUND

[0002] The thermal label printer does not use carbon tape as printing medium, and directly produces reaction on thermal printing paper through heating to complete printing task of image or text etc. It has been widely applied in POS terminal system, bank system, medical instrument, logistics system etc.

[0003] The existing printer is designed to be small in size to adapt to portability, and the small-sized printer is used with mobile phone or handheld terminal in use, at this time, the printer and the mobile phone or handheld terminal are in separated state, and operation is relatively inconvenient, for example, two hands are needed in the operation of mobile phone or handheld terminal, and the printer also needs to be held by hand, so that operation is inconvenient.

[0004] Therefore, the present application provides a portable printer convenient to use. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at solving one of the technical problems in the prior art. To this end, the utility model provides a portable printer convenient to use, which is characterized by that a magnetic attraction element is arranged on the back of the printer, and the printer with the magnetic attraction element is magnetically attracted to the back of the mobile phone in use, so that the printer does not need to be held by one hand, and the whole printing process is more smooth and fast.

[0006] According to the portable printer convenient to use, which is characterized by comprising:

[0007] The outer shell body is provided with a first recess at the bottom, and a second recess is arranged at the bottom of the first recess.

[0008] The magnetic attraction element is embedded in the second recess.

[0009] The decorative sheet is embedded in the second recess.

[0010] The portable printer convenient to use is characterized by that a magnetic attraction element is arranged on the back of the printer, and the printer with the magnetic attraction element is magnetically attracted to the back of the mobile phone in use, so that the printer does not need to be held by one hand, and the whole printing process is more smooth and fast.

[0011] In some embodiments of the utility model, the magnetic attraction element adopts a non-integer circular ring structure.

[0012] In some embodiments of the utility model, the first recess is annular recess, and the decorative sheet adopts metal piece.

[0013] In some embodiments of the utility model, the magnetic member comprises a bottom plate and N magnet blocks arranged on the bottom plate, wherein N≥1.

[0014] In some embodiments of the utility model, the portable printer further comprises a circuit board arranged inside the shell, two charging electrodes embedded in the bottom of the shell and electrically connected with the circuit board.

[0015] In some embodiments of the utility model, an inner support is further embedded inside the shell, the inner support is provided with a paper bin for placing a paper roll, a first induction sheet is arranged on the side wall of the paper roll, and a second induction sheet for inducting the first induction sheet is arranged on the circuit board and corresponds to the bottom of the paper bin.

[0016] In some embodiments of the utility model, the induction sheet is electrically connected with the circuit board, and the circuit board is located between the shell and the inner support.

[0017] In some embodiments of the utility model, the inner side wall of the shell is further provided with a charging interface electrically connected with the circuit board.

[0018] In some embodiments of the utility model, a support step for abutting on the circuit board is arranged on the inner support, and an avoiding groove for avoiding the charging interface is arranged on the support step.

[0019] In some embodiments of the utility model, the charging interface is located above the circuit board, and the charging electrode is arranged below the circuit board.

[0020] In some embodiments of the utility model, a plurality of connecting columns for mounting the circuit board are arranged on the inner support, and the circuit board is fixed on the connecting columns by a plurality of first screws.

[0021] In some embodiments of the utility model, the inner support is locked on the shell by a plurality of second screws. BRIEF DESCRIPTION OF DRAWINGS

[0022] The drawings described herein are used to provide further understanding of the utility model, and form a part of the utility model, the illustrative embodiments of the utility model and the explanation thereof are used to explain the utility model, and do not constitute improper limitation on the utility model.

[0023] Among them:

[0024] Figure 1 It is the structure of the portable printer of the utility model Figure 1 ;

[0025] Figure 2 is a partial explosion of the portable printer of the utility model Figure 1 ;

[0026] Figure 3 is a structure diagram of the portable printer of the utility model Figure 2 ;

[0027] Figure 4 is a structure diagram of the magnetic attraction piece of the utility model;

[0028] Figure 5 is a structure diagram of the outer shell of the utility model;

[0029] Figure 6 is a partial enlarged view of the utility model Figure 5 ;

[0030] Figure 7 is a structure diagram of the portable printer of the utility model Figure 3 ;

[0031] Figure 8 is a partial explosion of the portable printer of the utility model Figure 2 ;

[0032] Figure 9 is an internal diagram of the portable printer of the utility model;

[0033] Figure 10 is a partial explosion of the portable printer of the utility model Figure 3 .

[0034] Label explanation:

[0035] 10, outer shell;11, first recess;12, second recess;13, mounting hole;131, limiting groove;132, through hole;20, magnetic attraction piece;21, bottom plate;22, magnet block;201, notch;30, decorative sheet;40, circuit board;41, charging electrode;42, charging interface;43, second induction sheet;50, inner support;51, paper bin;52, support step;521, avoiding groove;53, connecting column;54, clamping groove;60, paper roll;61, first induction sheet. DETAILED DESCRIPTION

[0036] In order to make the technical problems, technical schemes and beneficial effects to be solved by the utility model more clear and apparent, the utility model is further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model, and are not used to limit the utility model.

[0037] Please refer to Figures 1 to 10, the utility model discloses a portable printer convenient to use which is the best embodiment of the utility model, including shell body 10, magnetic attraction piece 20, decorative sheet 30, the first recess 11 is arranged at the bottom of shell body 10, and the second recess 12 is arranged at the bottom of the first recess 11, the magnetic attraction piece 20 is embedded in the second recess 12, the decorative sheet 30 is embedded in the second recess 12, the portable printer of the utility model is provided with the magnetic attraction piece 20 on the back of printer, and the printer with the magnetic attraction piece 20 is magnetically attracted on the back of mobile phone during printing, so that the printer does not need to be held by one hand, and the whole printing process is more smooth and fast, if the mobile phone cannot be magnetically attracted, a metal sheet can be matched, most of the existing mobile phones are provided with a shell, the metal sheet is placed in the shell and closely attached to the back of mobile phone, and the metal sheet can be provided with back adhesive, and the back adhesive is attached to the back of mobile phone or handheld terminal.

[0038] Specifically refer to Figure 2 、 3 , the magnetic attraction piece 20 adopts the structure of non-integral circle and annular shape, i. e. a gap 201 is arranged on the annular shape, the shape of the second recess 12 is consistent with the shape of the magnetic piece, the first recess 11 is an annular recess, and the decorative sheet 30 adopts a metal piece, the magnetic attraction piece 20 is embedded in the second recess 12, and then the decorative sheet 30 is embedded in the first recess 11, the end surface of the installed decorative sheet 30 is flush with the end surface of the bottom of shell body 10, and the whole is more beautiful, the magnetic attraction piece 20 of the utility model can also be directly placed in the second recess 12, the magnetic attraction piece 20 is at least provided with one, and glue or double-sided adhesive tape is arranged at the bottom of the second recess 12, and the magnetic attraction piece 20 can be directly laid in the second recess 12, another structure of the magnetic attraction piece 20 in the utility model is as follows: the magnetic attraction piece 20 comprises a bottom plate 21 and N magnetic blocks 22 arranged on the bottom plate 21, wherein the value of N is greater than or equal to 1, specifically, when the magnetic blocks 22 are provided with multiple, the multiple magnetic blocks 22 try to cover the whole bottom plate 21, and can be arranged in the form of circumferential array, the bottom plate 21 is directly adhered to the bottom of the second recess 12 through glue or double-sided adhesive tape, and the magnetic blocks 22 are also adhered to the bottom plate 21 through glue or double-sided adhesive tape.

[0039] Specifically refer to Figure 2 、 3, 4, the portable printer further comprises a circuit board 40 arranged inside the outer shell 10, two charging electrodes 41 embedded in the bottom of the outer shell 10 and electrically connected with the circuit board 40, cooperating with magnetic attraction to realize charging. The inner support 50 is also embedded inside the outer shell 10, and the inner support 50 has a paper bin 51 for placing the paper roll 60, and the first sensing sheet 61 is arranged on the side wall of the paper roll 60. The second sensing sheet 43 corresponding to the bottom of the paper bin 51 is arranged on the circuit board 40 and used for sensing the first sensing sheet 61, and the second sensing sheet 43 is electrically connected with the circuit board 40. The circuit board 40 is located between the outer shell 10 and the inner support 50. The first sensing sheet 61 can be used to store information of the paper roll 60, and the second sensing sheet 43 senses the first sensing sheet 61. Specifically, the printer with NFC can read information from the medium such as label and sticker with NFC chip, or write data into these media. When the device is close to the NFC radio frequency device, the NFC radio frequency device sends a signal, and the printer receives the signal for verification and processing, and finally completes data transmission or related operation. For details, please refer to Figure 10 , the outer side of the paper bin 51 of the inner support 50 is also provided with a clamping groove 54 for embedding the second sensing sheet 43, so as to better limit the second sensing sheet 43.

[0040] The inner side wall of the outer shell 10 is also provided with a charging interface 42 electrically connected with the circuit board 40, and the inner support 50 is provided with a support step 52 for abutting on the circuit board 40. The support step 52 is provided with an avoiding groove 521 for avoiding the charging interface 42. The avoiding groove 521 on the support step 52 can better limit the charging interface 42 on the circuit board 40, and improve the firmness of the connection of the charging interface 42. The charging interface 42 is located above the circuit board 40, and the charging electrode 41 is arranged below the circuit board 40. The circuit board 40 is also electrically connected with a charging battery. The two charging electrodes 41 arranged in the utility model can realize charging of the charging battery, and the charging interface 42 can also be used to charge the charging battery. The charging battery can be charged by two charging methods, which greatly improves the adaptability of the printer.

[0041] For details, please refer to Figure 5 、 6The bottom of the outer shell 10 is provided with a mounting hole 13 for embedding the charging electrode 41 and communicating with the inside of the outer shell 10. The mounting hole 13 comprises a limiting groove 131 at the bottom of the inside of the outer shell 10 and used for embedding the charging electrode 41, a through hole 132 arranged at the bottom of the limiting groove 131 and communicating with the outside of the outer shell 10, and the inner diameter of the through hole 132 is smaller than that of the limiting groove 131. The through hole 132 facilitates the charging device to communicate the two charging electrodes 41 to charge the charging battery. Since the limiting groove 131 is arranged to cooperate with the support step 52, when the inner support 50 is locked and fixed, the charging electrode 41 can be well limited in the limiting groove 131 and firmly installed.

[0042] Specifically, please refer to Figure 8 、 9 , 10, the inner support 50 is provided with a plurality of connecting columns 53 for mounting the circuit board 40, and the circuit board 40 is fixed on the connecting columns 53 by a plurality of first screws. Specifically, the connecting columns 53 are provided with first internal thread holes, and the first screws are screwed through the circuit board 40 and the connecting columns 53. The inner support 50 is locked on the outer shell 10 by a plurality of second screws. During installation, the circuit board 40 is first locked under the inner support 50 by the first screws, and then the inner support 50 is locked on the outer shell 10 by the second screws.

[0043] In summary, the portable printer of the utility model is provided with a magnetic attraction piece on the back of the printer. During printing, the printer with the magnetic attraction piece is magnetically attracted to the back of the mobile phone, so that the printer does not need to be held by one hand, and the whole printing process is more smooth and fast.

[0044] The utility model is described above in conjunction with the drawings, and obviously, the specific implementation of the utility model is not limited by the above-mentioned mode. As long as various non-essential improvements are made by adopting the method concept and technical scheme of the utility model, or the concept and technical scheme of the utility model is directly applied to other occasions without improvement, all of them are within the protection scope of the utility model.

Claims

1. A portable printer for ease of use, characterized by, The application relates to a portable printer. The outer shell is provided with a first recess at the bottom, and a second recess is arranged at the bottom of the first recess. The magnetic attraction piece is embedded in the second recess. The decorative sheet is embedded in the second recess.

2. A portable printer for ease of use according to claim 1, wherein The magnetic attraction piece adopts a non-integer circular ring structure.

3. The portable printer of claim 1, wherein, The first recess is a ring-shaped recess, and the decorative sheet adopts a metal piece.

4. The portable printer of claim 1, wherein, The magnetic attraction piece comprises a bottom plate and N magnet blocks arranged on the bottom plate, wherein N>=1.

5. The portable printer of claim 1, wherein, The portable printer further comprises a circuit board arranged in the outer shell, and two charging electrodes embedded in the bottom of the outer shell and electrically connected with the circuit board.

6. A portable printer for ease of use as claimed in claim 5 wherein, The inner support is further embedded in the outer shell, and the inner support is provided with a paper warehouse for placing a paper roll.

7. A portable printer for ease of use as claimed in claim 6 wherein, The side wall of the paper roll is provided with a first induction sheet.

8. A portable printer for ease of use as claimed in claim 7 wherein, The bottom of the paper warehouse is provided with a second induction sheet on the circuit board for inducting the first induction sheet.

9. A portable printer for ease of use as claimed in claim 8 wherein, The inner side wall of the outer shell is further provided with a charging interface electrically connected with the circuit board.

10. The portable printer of claim 6, wherein, The inner support is provided with a support step for abutting against the circuit board. The support step is provided with an avoiding groove for avoiding the charging interface. The inner support is provided with a plurality of connecting columns for mounting the circuit board. The circuit board is fixed on the connecting columns through a plurality of first screws. The inner support is locked on the outer shell through a plurality of second screws.

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