Sensor structure and printer

Abstract

The utility model discloses a sensor structure and a printer. The sensor structure comprises a paper bin flip cover and a paper bin, a black label base is clamped on the paper bin flip cover, a black label upper cover and an upper correlation optical coupler are arranged on the black label base, a first opening is formed in the black label upper cover, the black label upper cover is clamped on the black label base, the upper correlation optical coupler is located between the black label base and the black label upper cover, and the upper end of the upper correlation optical coupler penetrates through the first opening; a paper guide plate is connected to the paper bin in a clamped mode, a clamping position and two clamping blocks are arranged at the bottom of the paper guide plate, a paper detector cover is arranged on the clamping position, a lower correlation optical coupler corresponding to the upper correlation optical coupler is arranged in the paper detector cover, and the paper detector cover is connected between the two clamping blocks in a clamped mode and located between the paper guide plate and the paper bin. The paper bin is connected with a paper detection support, the paper detection support is provided with a paper taking sensor, one end of the paper taking sensor is clamped to the paper detection support, and the other end of the paper taking sensor is connected to the paper detection support through a screw. The printer includes a sensor structure. The printer is applied to the technical field of printers.

Description

Technical Field

[0001] The utility model relates to the technical field of printers, in particular to a sensor structure and a printer. Background Art

[0002] The ticket printer and label printer are both equipped with opposing photocouplers and paper pick-up sensors. The opposing photocouplers are used to detect the types, lengths and widths of different printing papers through the opposing photocouplers, and generate corresponding printing paper signals. The printing signals control the thermal head substrate to print different types of printing papers, and the paper pick-up sensors are used to detect whether the print has been taken away. The opposing photocouplers and paper pick-up sensors in the prior art are connected to the printer by screws, which is not easy to disassemble and assemble. As a result, after assembly, the opposing photocouplers and paper pick-up sensors cannot ensure normal, stable and effective operation on bottomless paper equipment. Therefore, it is currently necessary to develop a sensor structure that is easy to assemble and has a stable structure. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art. The first purpose is to provide a sensor structure which is easy to assemble and has a stable structure.

[0004] The second object is to provide a printer that is easy to assemble and has a stable structure.

[0005] The technical solution adopted by the utility model is as follows: the sensor structure comprises a paper bin cover and a paper bin, the paper bin cover is arranged on the paper bin, a black mark base is clamped on the paper bin cover, a black mark upper cover and an upper opposite-radiation optical coupler are arranged on the black mark base, a first opening is opened on the black mark upper cover, the black mark upper cover is clamped on the black mark base, the upper opposite-radiation optical coupler is located between the black mark base and the black mark upper cover, and the upper end of the upper opposite-radiation optical coupler passes through the first opening; the paper bin cover is clamped on the black mark base, the upper end of the upper opposite-radiation optical coupler passes through the first opening; A paper guide is provided, a card position and two card blocks are provided at the bottom of the paper guide, a paper detector cover is provided on the card position, a lower optical coupler corresponding to the upper optical coupler is provided in the paper detector cover, the paper detector cover is clamped between the two card blocks and is located between the paper guide and the paper bin; a paper picking bracket is connected to the paper bin, a paper picking bracket is provided on the paper picking bracket, one end of the paper picking sensor is clamped on the paper picking bracket, and the other end is connected to the paper picking bracket by screws.

[0006] Furthermore, an optocoupler mounting groove, two first hooks and two second hooks are provided on the black label base, the upper opposing optocoupler is installed in the optocoupler mounting groove, the two first hooks are located at the front end of the optocoupler mounting groove, and the two second hooks are located at the rear end of the optocoupler mounting groove, and a first clamping hole and a second clamping hole are provided on the black label upper cover, the first clamping hole and the second clamping hole are respectively located at the front and rear ends of the first opening, the two first clamping hooks are both clamped in the first clamping hole, and the two second clamping hooks are both clamped in the second clamping hole.

[0007] Furthermore, a mounting groove is provided on the paper bin flip cover, the black label base is installed in the mounting groove, two third clamping holes are provided on one side of the mounting groove, and two third clamping hooks are provided on the other side, and two fourth clamping hooks are provided on one side of the black label upper cover, and the two fourth clamping hooks are respectively clamped in the two third clamping holes, and the two third clamping hooks are both clamped in the upper end of the black label upper cover.

[0008] Furthermore, a plurality of female buckles are provided at the bottom of the paper guide, and a plurality of male buckles corresponding to the plurality of female buckles are provided on the paper bin.

[0009] Furthermore, the number of the female buckles and the number of the male buckles are both four, wherein two of the female buckles are located at two ends of the bottom of the paper guide plate, and the other two of the female buckles are two clamping blocks formed at the bottom of the paper guide plate.

[0010] Furthermore, the paper inspection bracket is connected to the paper bin by screws.

[0011] Furthermore, the paper detection bracket is provided with a card slot and a screw column, the paper pickup sensor is provided with a second opening, one end of the paper pickup sensor is carded in the card slot, and the other end is sleeved on the screw column through the second opening.

[0012] In addition, the present invention also provides a printer, which includes the sensor structure.

[0013] The beneficial effects of the utility model are:

[0014] With respect to the deficiencies of the prior art, in the present invention, when assembling the upper optocoupler, it is not necessary to use screws for connection, but the upper optocoupler is assembled on the paper bin flap through a corresponding snap-on structure; when assembling the lower optocoupler, it is not necessary to use screws for connection, but the lower optocoupler is assembled on the paper bin through a corresponding snap-on structure; when assembling the paper pickup sensor, one end of the paper pickup sensor is snapped onto the paper inspection bracket, and the other end is connected to the paper inspection bracket through screws, and the paper inspection bracket is connected to the paper bin. Therefore, the present invention can easily realize the assembly of the upper optocoupler, the lower optocoupler and the paper pickup sensor, and is convenient for disassembly, replacement and cost reduction. It can have good stability when applied to bottomless paper equipment to ensure that the upper optocoupler, the lower optocoupler and the paper pickup sensor can work normally, stably and effectively, so that the sensor structure has the advantages of easy assembly and stable structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0016] Figure 1 It is a schematic diagram of the plane structure of the utility model;

[0017] Figure 2 It is a cross-sectional schematic diagram of the utility model;

[0018] Figure 3 It is a three-dimensional structural schematic diagram of the paper bin flip cover and the upper-facing optical coupler of the utility model;

[0019] Figure 4 It is an exploded schematic diagram of the paper bin flip cover, black label base and black label upper cover of the utility model;

[0020] Figure 5 It is a three-dimensional structural schematic diagram of the black label base and the black label upper cover of the utility model;

[0021] Figure 6 It is an exploded schematic diagram of the paper bin and paper guide board of the utility model;

[0022] Figure 7 It is a three-dimensional structural schematic diagram of the paper guide of the utility model;

[0023] Figure 8 It is a cross-sectional schematic diagram of the paper guide of the utility model;

[0024] Fig. 9It is a three-dimensional structural schematic diagram of the paper bin of the utility model;

[0025] Fig.10 It is a three-dimensional structural schematic diagram of the paper picking sensor and the paper checking bracket of the utility model;

[0026] Fig.11 It is an exploded schematic diagram of the paper picking sensor and the paper checking bracket of the utility model.

[0027] The reference numerals are as follows:

[0028] 1. Paper bin flap; 2. Paper bin; 3. Black label base; 5. Black label upper cover; 6. Upper photocoupler; 7. First opening; 8. Paper guide; 9. Clamping position; 10. Clamping block; 11. Paper detector cover; 12. Lower photocoupler; 13. Paper detection bracket; 15. Paper pickup sensor; 16. Photocoupler mounting slot; 17. First hook; 18. Second hook; 19. First hole; 20. Second hole; 21. Mounting slot; 22. Third hole; 23. Third hook; 25. Fourth hook; 26. Female buckle; 27. Male buckle; 28. Slot; 29. ​​Screw column; 30. Second opening.

[0029] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] It should be noted that all directional indications in the embodiments of the present invention, such as up, down, left, right, front, back, clockwise, counterclockwise, etc., are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indication will also change accordingly.

[0032] In addition, the descriptions of "first", "second", etc. in the present utility model are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0033] like Figures 1 to 11 As shown, in this embodiment, the utility model includes a paper bin flip cover 1 and a paper bin 2, the paper bin flip cover 1 is arranged on the paper bin 2, a black mark base 3 is clamped on the paper bin flip cover 1, a black mark upper cover 5 and an upper opposite-radiation optical coupler 6 are arranged on the black mark base 3, a first opening 7 is opened on the black mark upper cover 5, the black mark upper cover 5 is clamped on the black mark base 3, the upper opposite-radiation optical coupler 6 is located between the black mark base 3 and the black mark upper cover 5, and the upper end of the upper opposite-radiation optical coupler 6 passes through the first opening 7; a paper guide 8 is clamped on the paper bin 2, and the paper guide A card position 9 and two card blocks 10 are provided at the bottom of the plate 8, and a paper detector cover 11 is provided on the card position 9, and a lower optical coupler 12 corresponding to the upper optical coupler 6 is provided in the paper detector cover 11, and the paper detector cover 11 is clamped between the two card blocks 10 and is located between the paper guide paper 8 and the paper bin 2; a paper detection bracket 13 is connected to the paper bin 2, and a paper picking sensor 15 is provided on the paper detection bracket 13, one end of the paper picking sensor 15 is clamped on the paper detection bracket 13, and the other end is connected to the paper detection bracket 13 by screws.

[0034] When assembling the upper optocoupler 6, the PCB board of the upper optocoupler 6 is placed on the black mark base 3, so that the black mark base 3 can position the upper optocoupler 6; further, the black mark upper cover 5 is clamped on the black mark base 3, so that the upper optocoupler 6 can be fixed; further, the black mark base 3 is clamped on the paper bin flip cover 1 to realize the assembly of the upper optocoupler 6;

[0035] When assembling the lower-facing optical coupler 12, place the PCB board of the lower-facing optical coupler 12 inside the paper detector cover 11, and position the paper detector cover 11 on the card position 9 at the bottom of the paper guide paper 8, and connect the two ends of the paper detector cover 11 through two card blocks 10 to achieve the fixation of the paper detector cover 11; further, connect the paper guide paper 8 to the paper bin 2 to achieve the assembly of the lower-facing optical coupler 12;

[0036] When assembling the paper pickup sensor 15, one end of the paper pickup sensor 15 is clamped on the paper detection bracket 13, and the other end is connected to the paper detection bracket 13 by screws, so that the paper pickup sensor 15 is assembled on the paper detection bracket 13; further, the paper detection bracket 13 is connected to the paper bin 2 by two screws;

[0037] With respect to the deficiencies of the prior art, in the present invention, when assembling the upper optical coupler 6, it is not necessary to use screws for connection, but the upper optical coupler 6 is assembled on the paper bin flip cover 1 through a corresponding snap-on structure; when assembling the lower optical coupler 12, it is not necessary to use screws for connection, but the lower optical coupler 12 is assembled on the paper bin 2 through a corresponding snap-on structure; when assembling the paper pickup sensor 15, one end of the paper pickup sensor 15 is snapped onto the paper inspection bracket 13, and the other end is connected to the paper inspection bracket 13 through screws, and the paper inspection bracket 13 is connected to the paper bin 2. Therefore, the present invention can easily realize the assembly of the upper optical coupler 6, the lower optical coupler 12 and the paper pickup sensor 15, and is convenient for disassembly, replacement and cost reduction. It can have good stability when applied to bottomless paper equipment to ensure that the upper optical coupler 6, the lower optical coupler 12 and the paper pickup sensor 15 can work normally, stably and effectively, so that the sensor structure has the advantages of easy assembly and stable structure.

[0038] like Figures 3 to 5As shown, in some embodiments, the black label base 3 is provided with an optical coupler mounting groove 16, two first hooks 17 and two second hooks 18, the upper opposing optical coupler 6 is installed in the optical coupler mounting groove 16, the two first hooks 17 are located at the front end of the optical coupler mounting groove 16, and the two second hooks 18 are located at the rear end of the optical coupler mounting groove 16, and the black label upper cover 5 is provided with a first card hole 19 and a second card hole 20, the first card hole 19 and the second card hole 20 are respectively located at the front and rear ends of the first opening 7, and the two first card holes 19 and the second card holes 20 are respectively located at the front and rear ends of the first opening 7. The hooks 17 are all engaged in the first engaging holes 19, and the two second engaging hooks 18 are all engaged in the second engaging holes 20; the paper bin flip cover 1 is provided with an installation slot 21, and the black mark base 3 is installed in the installation slot 21, one side of the installation slot 21 is provided with two third engaging holes 22, and the other side is provided with two third engaging hooks 23, one side of the black mark upper cover 5 is provided with two fourth engaging hooks 25, the two fourth engaging hooks 25 are respectively engaged in the two third engaging holes 22, and the two third engaging hooks 23 are both engaged in the upper end of the black mark upper cover 5. Specifically, during installation, the upper opposing optical coupler 6 is installed in the optical coupler installation groove 16, and further, the black label upper cover 5 is clamped on the black label base 3, so that the two first hooks 17 are both clamped in the first clamping holes 19, and the two second hooks 18 are both clamped in the second clamping holes 20; further, the black label base 3 is installed in the installation groove 21, so that the two fourth hooks 25 are respectively clamped in the two third clamping holes 22, and the two third hooks 23 are both clamped on the upper end of the black label upper cover 5, so as to realize the assembly of the upper opposing optical coupler 6.

[0039] like Figures 6 to 8 As shown, in some embodiments, the bottom of the paper guide 8 is provided with a plurality of female buckles 26, and the paper bin 2 is provided with a plurality of male buckles 27 corresponding to the plurality of female buckles 26; the number of the female buckles 26 and the number of the male buckles 27 are both four, of which two female buckles 26 are located at both ends of the bottom of the paper guide 8, and the other two female buckles 26 are two clamping blocks 10 formed at the bottom of the paper guide 8. Specifically, the paper guide 8 is clamped to the four male buckles 27 on the paper bin 2 through the four female buckles 26 at the bottom thereof.

[0040] like Figures 9 to 11 As shown, in some embodiments, the paper detection bracket 13 is connected to the paper bin 2 by screws; the paper detection bracket 13 is provided with a card slot 28 and a screw column 29, and the paper pickup sensor 15 is provided with a second opening 30, one end of the paper pickup sensor 15 is carded in the card slot 28, and the other end is sleeved on the screw column 29 through the second opening 30. Specifically, one end of the paper pickup sensor 15 is carded in the card slot 28, and the other end is sleeved on the screw column 29 through the second opening 30, and is connected to the screw column 29 by screws, so as to fix the paper pickup sensor 15.

[0041] In addition, the utility model also provides a printer, which includes the sensor structure. Specifically, the specific structure of the sensor structure included in the printer refers to the above embodiment. Since the sensor structure adopts all the technical solutions of all the above embodiments, it at least has all the beneficial effects brought by the technical solutions of the above embodiments, which will not be repeated here one by one.

[0042] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A sensor structure, characterized in that: The invention comprises a paper bin flip cover (1) and a paper bin (2), wherein the paper bin flip cover (1) is arranged on the paper bin (2), a black mark base (3) is clamped on the paper bin flip cover (1), a black mark upper cover (5) and an upper optical coupler (6) are arranged on the black mark base (3), a first opening (7) is opened on the black mark upper cover (5), the black mark upper cover (5) is clamped on the black mark base (3), the upper optical coupler (6) is located between the black mark base (3) and the black mark upper cover (5), and the upper end of the upper optical coupler (6) passes through the first opening (7); a paper guide (8) is clamped on the paper bin (2), and the bottom of the paper guide (8) is The part is provided with a card position (9) and two card blocks (10); the card position (9) is provided with a paper detector cover (11); the paper detector cover (11) is provided with a lower optical coupler (12) corresponding to the upper optical coupler (6); the paper detector cover (11) is connected between the two card blocks (10) and is located between the paper guide paper (8) and the paper bin (2); the paper bin (2) is connected with a paper detection bracket (13); the paper detection bracket (13) is provided with a paper pickup sensor (15); one end of the paper pickup sensor (15) is connected to the paper detection bracket (13), and the other end is connected to the paper detection bracket (13) by screws.

2. The sensor structure according to claim 1, characterized in that: The black label base (3) is provided with an optical coupler mounting groove (16), two first hooks (17) and two second hooks (18); the upper optical coupler (6) is installed in the optical coupler mounting groove (16); the two first hooks (17) are located at the front end of the optical coupler mounting groove (16); the two second hooks (18) are located at the rear end of the optical coupler mounting groove (16); the black label upper cover (5) is provided with a first clamping hole (19) and a second clamping hole (20); the first clamping hole (19) and the second clamping hole (20) are respectively located at the front and rear ends of the first opening (7); the two first hooks (17) are both clamped in the first clamping hole (19); the two second hooks (18) are both clamped in the second clamping hole (20).

3. The sensor structure according to claim 2, characterized in that: The paper bin flip cover (1) is provided with a mounting groove (21), the black mark base (3) is installed in the mounting groove (21), one side of the mounting groove (21) is provided with two third clamping holes (22), and the other side is provided with two third clamping hooks (23), one side of the black mark upper cover (5) is provided with two fourth clamping hooks (25), the two fourth clamping hooks (25) are respectively clamped in the two third clamping holes (22), and the two third clamping hooks (23) are both clamped at the upper end of the black mark upper cover (5).

4. The sensor structure according to claim 1, characterized in that: The bottom of the paper guide (8) is provided with a plurality of female buckles (26), and the paper bin (2) is provided with a plurality of male buckles (27) corresponding to the plurality of female buckles (26).

5. The sensor structure according to claim 4, characterized in that: The number of the female buckles (26) and the number of the male buckles (27) are both four, two of which are located at the two ends of the bottom of the paper guide (8), and the other two of which are the two clamping blocks (10) formed at the bottom of the paper guide (8).

6. The sensor structure according to claim 1, characterized in that: The paper inspection bracket (13) is connected to the paper bin (2) via screws.

7. The sensor structure according to claim 6, characterized in that: The paper detection bracket (13) is provided with a card slot (28) and a screw column (29), and the paper pickup sensor (15) is provided with a second opening (30); one end of the paper pickup sensor (15) is card-engaged in the card slot (28), and the other end is sleeved on the screw column (29) through the second opening (30).

8. A printer, characterized in that: It comprises the sensor structure as claimed in any one of claims 1 to 7.

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