Simple and stable light guide column mounting structure

Abstract

The utility model relates to the technical field of printers, and discloses a simple and stable light guide column mounting structure, which comprises a surface cover, light guide holes are arranged on two sides in the surface cover, and a mainboard is arranged in the surface cover. According to the simple and stable light guide column installation structure, the LED lamp, the hook and the groove are arranged, the C face of the light guide set abuts against the edge of the light outlet hole, the protruding block is connected with the groove in a clamped mode, and therefore the light guide column body is preliminarily pre-tightened and cannot fall off in the follow-up process, and the hook at the end opposite to the light outlet face is arranged on one side of the bottom end of the light guide column body. After one side of the main board is obliquely inserted, flatly placed and fixed, the main board is blocked between the hook and the light emitting surface, the front surface is attached to the hook on the light guide column main body, and the light guide column main body is completely limited and fixed, so that the light guide column main body can be mounted, the structure is simple, the mounting is convenient, and the problems that the light guide column is inconvenient to limit and mount are solved; the installation efficiency is poor; and the stability performance is poor.

Description

Technical Field

[0001] The utility model relates to the technical field of printers, in particular to a simple and stable light guide column installation structure. Background Art

[0002] Printers usually have indicator lights to indicate the working status, so light guides are often used to guide the light set on the mainboard to the exterior surface, making it easier for users to observe the printer's status prompts. However, when multiple status lights are used with different color combinations, light guides are prone to light mixing and color mixing, causing inconvenience in use. Sometimes, in order to improve this problem of light mixing, some accessories or structures have to be added to improve it, but this in turn reduces efficiency or increases costs. Utility Model Content

[0003] The purpose of the utility model is to provide a simple and stable light guide column installation structure to solve the problems in the above background technology that it is inconvenient to limit the installation of the light guide column, the installation efficiency is poor and the stability performance is poor.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a simple and stable light guide column installation structure, comprising a face cover, light guide holes are opened on both sides of the inside of the face cover, a main board is arranged inside the face cover, a pressure strip is arranged on the top of the main board, a cutout is opened on one side of the rear end of the main board, an LED lamp is arranged on the top of the main board, a light guide column body is arranged between the main board and the face cover, a hook is fixedly connected to the left side of the bottom end of the light guide column body, a groove is opened on the top of the left side of the light guide column body, and a bump is arranged on the right side of the inside of the face cover.

[0005] Preferably, the convex block is embedded in the inner part of the concave groove, and the convex block and the concave groove cooperate with each other.

[0006] Preferably, the hook is arranged on one side of the bottom end of the mainboard, and a plurality of light guide holes are arranged.

[0007] Preferably, light-blocking ribs are provided between the light-guiding holes on the inner side of the surface cover, and supporting ribs are provided between the light-blocking ribs to connect them laterally.

[0008] Preferably, the supporting ribs are lower than the light-blocking ribs, and the supporting ribs are arranged at the bottom end of the mainboard.

[0009] Preferably, the light guide column body is provided with a light emitting surface and a light incident surface, the light emitting surface includes two A surfaces and a B surface, the A surface and the B surface are arranged at right angles, the bottom end of one side of the light guide column body is provided with a C surface, and the light incident surface is arranged at an incline.

[0010] Compared with the prior art, the utility model has the following beneficial effects: the simple and stable light guide column installation structure not only facilitates the installation of the light guide column and prevents light color mixing, but also achieves uniform light emission;

[0011] (1) By providing an LED lamp, a protrusion, a hook and a groove, a groove is provided on the main body of the light guide column, and a protrusion is provided on the surface cover. When installing the main body of the light guide column, the C surface of the light guide group is against the edge of the light outlet hole, and the protrusion and the groove are engaged, which is used to preliminarily pre-tighten the main body of the light guide column, so that it will not fall off during subsequent processes. A hook is provided on one side of the bottom end of the main body of the light guide column, which is opposite to the light outlet surface. After one side of the main board is tilted and inserted and laid flat and fixed, it is blocked between the hook and the light outlet surface, and the front side is fitted with the hook on the main body of the light guide column, so that the main body of the light guide column is completely limited and fixed, thereby completing the installation of the main body of the light guide column, with a simple structure and convenient installation;

[0012] (2) A cover, supporting ribs, light-blocking ribs and a main board are provided, two or more LED lamps are provided on the top of the main board, and a cutout is provided between the LED lamps. The bottom surface of the main board is against the supporting ribs, and the main board and the light-blocking ribs are interlaced, so that a closed cavity with a spacing is formed between the main board and the cover, and each LED lamp is individually enclosed therein, so that the light of the LED lamp cannot leak to other light guide column bodies, which can effectively solve the problem of light leakage and color mixing, and prevent the color mixing from affecting the use;

[0013] (3) By providing a convex block, surface A and surface B, since surface A and surface B are arranged at right angles, the light incident surface is arranged at an angle, and light enters from the light incident surface. The angle of the angle refracts part of the light onto surface B, and the angle of the angle refracts part of the light onto surface B, so that surface A and surface B are evenly illuminated. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0015] Figure 2 This is a schematic diagram of a partial cross-sectional structure of the front view of the face cover of the utility model;

[0016] Figure 3 It is a three-dimensional enlarged structural diagram of the main body of the light guide column of the utility model;

[0017] Figure 4 For the utility model Figure 1 Schematic diagram of the enlarged cross-section structure at point A in the middle.

[0018] In the figure: 1. cover; 2. supporting ribs; 3. light-blocking ribs; 4. incision; 5. pressure strip; 6. main board; 7. LED light; 8. bump; 9. side A; 10. side B; 11. side C; 12. hook; 13. groove; 14. main body of the light guide column. DETAILED DESCRIPTION

[0019] 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 in 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.

[0020] Example 1: Please refer to Figure 1-4 A simple and stable light guide column installation structure includes a cover 1, light guide holes are opened on both sides of the inside of the cover 1, a main board 6 is arranged inside the cover 1, a pressure strip 5 is arranged on the top of the main board 6, a cutout 4 is opened on one side of the rear end of the main board 6, an LED lamp 7 is arranged on the top of the main board 6, a light guide column body 14 is arranged between the main board 6 and the cover 1, a hook 12 is fixedly connected to the left side of the bottom end of the light guide column body 14, a groove 13 is opened on the top of the left side of the light guide column body 14, and a bump 8 is arranged on the right side of the inside of the cover 1;

[0021] The protrusion 8 is embedded in the groove 13, the protrusion 8 and the groove 13 cooperate with each other, and the hook 12 is arranged on one side of the bottom end of the main board 6, and is provided with a plurality of light guide holes;

[0022] Specifically, Figure 1 , Figure 2 and Figure 3 As shown, when installing the light guide column body 14, the C surface 11 of the light guide group is against the edge of the light outlet hole, and the protrusion 8 and the groove 13 are snapped into place, which are used to preliminarily pre-tighten the light guide column body 14 to prevent it from falling off during subsequent processes. A hook 12 is provided on one side of the bottom end of the light guide column body 14 at the opposite end to the light outlet surface. After one side of the main board 6 is inserted and laid flat and fixed at an angle, it is blocked between the hook 12 and the light outlet surface, and the front side is fitted with the hook 12 on the light guide column body 14, so that the light guide column body 14 is completely limited and fixed, thereby completing the installation of the light guide column body 14. The structure is simple and the installation is convenient.

[0023] Embodiment 2: light-blocking ribs 3 are provided between the light-guiding holes on the inner side of the cover 1, and support ribs 2 are provided between the light-blocking ribs 3 to be horizontally connected, the support ribs 2 are lower than the light-blocking ribs 3, and the support ribs 2 are arranged at the bottom end of the main board 6;

[0024] Specifically, Figure 1 , Figure 2 and Figure 4As shown, two or more LED lamps 7 are arranged on the top of the main board 6, and cutouts 4 are provided between the LED lamps 7. The bottom surface of the main board 6 is against the supporting ribs 2, and the main board 6 and the light-blocking ribs 3 are interlaced, so that a spaced closed cavity is formed between the main board 6 and the cover 1, and each LED lamp 7 is individually enclosed therein. The light of the LED lamp 7 cannot escape to other light guide column bodies 14, which can effectively solve the problem of light leakage and color mixing and prevent color mixing from affecting use.

[0025] Embodiment 3: The light guide column body 14 is provided with a light emitting surface and a light incident surface, the light emitting surface includes two A surfaces 9 and a B surface 10, the A surface 9 and the B surface 10 are arranged at right angles, the bottom end of one side of the light guide column body 14 is provided with a C surface 11, and the light incident surface is arranged at an angle;

[0026] Specifically, Figure 2 and Figure 3 As shown, since the A surface 9 and the B surface 10 are arranged at right angles and the light incident surface is arranged at an angle, when light enters from the light incident surface, the inclined angle refracts part of the light onto the B surface 10, so that the A surface 9 and the B surface 10 are evenly illuminated.

[0027] Working principle: The utility model needs to install the light guide column body 14 when in use. When installing the light guide column body 14, the C surface 11 of the light guide group is against the edge of the light outlet hole, and the protrusion 8 and the groove 13 are snapped together to preliminarily pre-tighten the light guide column body 14 so that it will not fall off during subsequent processes. A hook 12 is provided on one side of the bottom end of the light guide column body 14 at the opposite end to the light outlet surface. After one side of the main board 6 is inserted and fixed flat at an angle, it is blocked between the hook 12 and the light outlet surface, and the front side is fitted with the hook 12 on the light guide column body 14, so that the light guide column body 14 is completely limited and fixed, thereby completing the installation of the light guide column body 14. At the top of the main board 6 Two or more LED lamps 7 are provided, and cutouts 4 are provided between the LED lamps 7. The bottom surface of the main board 6 is against the supporting ribs 2, and the main board 6 and the light-blocking ribs 3 are interlaced, so that a closed cavity with intervals is formed between the main board 6 and the cover 1, and each LED lamp 7 is individually enclosed therein, so that the light of the LED lamp 7 cannot escape to other light guide column bodies 14, which can effectively solve the problem of light leakage and color mixing, and prevent color mixing from affecting use. Since the A surface 9 and the B surface 10 are arranged at right angles and the light incident surface is inclined, when light enters from the light incident surface, the inclined angle refracts part of the light to the B surface 10, so that the A surface 9 and the B surface 10 are evenly illuminated.

[0028] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A simple and stable light guide column installation structure, comprising a cover (1), characterized in that: Light guide holes are provided on both sides of the interior of the face cover (1), a main board (6) is provided inside the face cover (1), a pressure strip (5) is provided at the top of the main board (6), a cutout (4) is provided on one side of the rear end of the interior of the main board (6), an LED lamp (7) is provided at the top of the main board (6), a light guide column body (14) is provided between the main board (6) and the face cover (1), a hook (12) is fixedly connected to the left side of the bottom end of the light guide column body (14), a groove (13) is provided at the top of the left side of the light guide column body (14), and a convex block (8) is provided on the right side of the interior of the face cover (1).

2. A simple and stable light guide column installation structure according to claim 1, characterized in that: The convex block (8) is embedded in the inner part of the concave groove (13), and the convex block (8) and the concave groove (13) cooperate with each other.

3. A simple and stable light guide column installation structure according to claim 1, characterized in that: The hook (12) is arranged on one side of the bottom end of the main board (6), and is provided with a plurality of light guide holes.

4. A simple and stable light guide column installation structure according to claim 1, characterized in that: Light-blocking ribs (3) are provided between the light-guiding holes on the inner side of the surface cover (1), and support ribs (2) are provided between the light-blocking ribs (3) for transverse connection.

5. A simple and stable light guide column installation structure according to claim 4, characterized in that: The supporting ribs (2) are lower than the light-blocking ribs (3), and the supporting ribs (2) are arranged at the bottom end of the main board (6).

6. A simple and stable light guide column installation structure according to claim 1, characterized in that: The light guide column body (14) is provided with a light emitting surface and a light incident surface, the light emitting surface comprises two A surfaces (9) and a B surface (10), the A surface (9) and the B surface (10) are arranged at right angles, a C surface (11) is arranged at the bottom end of one side of the light guide column body (14), and the light incident surface is arranged at an inclination.

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