Assembly structure and display device

JP7668762B2Active Publication Date: 2025-04-25MITSUBISHI ELECTRIC MOBILITY CORP
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Patent Information

Application Number
JP2022057951
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2022-03-31
Publication Date
2025-04-25
Estimated Expiration
2042-03-31

AI Technical Summary

Technical Problem

Existing assembly techniques, such as those using protrusions and holes, struggle to securely hold components at different angles, leading to difficulty in arranging and assembling parts like display devices and operation switch panels.

Method used

An assembly structure featuring a first component, a second component, and a third component, where the second component has a positioning protrusion perpendicular to the first assembly surface and is inserted into a positioning part, with screw holes and insertion holes aligned to facilitate secure assembly at different angles.

Benefits of technology

Enables easy assembly of components at different angles with increased holding power, improving work efficiency and reducing interference, while allowing for a more compact design and lower production costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

To provide an assembly structure capable of easily assembling parts so that the parts are arranged adjacently at different angles.SOLUTION: An assembly structure comprises a first part, a second part, and a third part. The third part has: a first assembly surface part on which the first part is assembled; a second assembly surface part on which the second part is assembled, the second assembly surface part being inclined and connected with respect to the first assembly surface part; and a positioning part formed at a connection part between the first assembly surface part and the second assembly surface part, and formed in a direction perpendicular to the first assembly surface part. The second part has a positioning protrusion part that has a shape of projecting in a direction perpendicular to the first assembly surface part, and is inserted into the positioning part.SELECTED DRAWING: Figure 6
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Description

[Technical Field]

[0001] The disclosed technique relates to an assembly technique for assembling a plurality of parts together. [Background technology]

[0002] Some assembly techniques use projections and holes to position and assemble multiple parts. For example, Patent Document 1 discloses a structure for fixing a lens, which is a flat plate-shaped component, to a lamp case. Specifically, the fixing structure of Cited Document 1 is a structure in which a lens is attached by contacting it with the peripheral edge of the opening in the lamp case so as to close the opening, and the lens is positioned by inserting a resin fixing pin (corresponding to the above-mentioned "protrusion") formed on the lamp case into an insertion hole (corresponding to the above-mentioned "hole") formed in the lens, and then the fixing pin is welded to fix the lens. With this structure, the two components, the lens and the lamp case, are fixed by a fixing pin with the peripheral edge of the lens and the peripheral edge of the opening in the lamp case in contact with each other. [Prior art documents] [Patent documents]

[0003] [Patent Document 1] Japanese Patent Application Laid-Open No. 2000-149644 Summary of the Invention [Problem to be solved by the invention]

[0004] However, the fixing structure of Patent Document 1 has a problem in that the force with which the fixing pins hold the components is weak, making it difficult to assemble components such as a display and an operating switch panel side by side at different angles.

[0005] The present disclosure is intended to solve the above-mentioned problems, and aims to provide an assembly structure that allows components to be easily assembled by arranging them adjacent to each other at different angles. [Means for solving the problem]

[0006] The assembly structure of the present disclosure is an assembly structure comprising a first part, a second part, and a third part, wherein the third part has a first assembly surface portion to which the first part is assembled, a second assembly surface portion to which the second part is assembled, the second assembly surface portion being connected at an angle relative to the first assembly surface portion, and a positioning portion formed at the connection portion between the first assembly surface portion and the second assembly surface portion and formed in a direction perpendicular to the first assembly surface portion, and the second part has a shape that protrudes in a direction perpendicular to the first assembly surface portion and is configured to have a positioning protrusion that is inserted into the positioning portion. [Effects of the Invention]

[0007] The present disclosure has the effect of providing an assembly structure that allows components to be easily assembled by arranging them adjacent to each other at different angles. [Brief explanation of the drawings]

[0008] [Figure 1] FIG. 1 is an exploded perspective view of a display device employing an assembly structure according to the present disclosure. [Figure 2] FIG. 2 is a view seen from the direction A in FIG. [Figure 3] 3A and 3B show an example of a second component in an assembly structure according to the present disclosure, where FIG. 3A is a rear perspective view of the second component in the assembly structure according to the present disclosure, and FIG. 3B is a cross-sectional view taken along line BB in FIG. 3A. [Figure 4] FIG. 4 is a front perspective view of a display device employing an assembly structure according to the present disclosure. [Figure 5] FIG. 5 is a rear perspective view of a display device employing an assembly structure according to the present disclosure. [Figure 6] FIG. 6 is a cross-sectional view taken along line CC in FIG. [Figure 7] FIG. 7 is an enlarged view of the DEFG in FIG. [Figure 8] FIG. 8 is a diagram showing another example of the structure shown in FIG. [Figure 9] FIG. 9 is a diagram illustrating the relationship between the second part and the third part in the assembly structure according to the present disclosure. DETAILED DESCRIPTION OF THE INVENTION

[0009] In order to explain the present disclosure in more detail, embodiments of the present disclosure will be described below with reference to the accompanying drawings.

[0010] Embodiment 1 The assembly structure according to the present disclosure includes a first part, a second part, and a third part, and has a structure in which the first part, the second part, and the third part are assembled into a single unit.

[0011] The assembly structure according to the present disclosure will be described using a specific example in which it is applied to a display device 1. FIG. 1 is an exploded perspective view of a display device 1 that employs an assembly structure according to the present disclosure. The display device 1 shown in FIG. 1 is configured to include a first component 100, a second component 200, and a third component 300. The first component 100 in the display device 1 is, for example, a liquid crystal display module. The second component 200 in the display device 1 is, for example, a switch panel. The third component 300 in the display device 1 is, for example, a bracket. The bracket is a component that is assembled with the liquid crystal display module to hold the liquid crystal module, and is also assembled with the switch panel to hold the switch panel. The first component 100, the second component 200, and the third component 300 will be described in detail below.

[0012] FIG. 2 is a view seen from the direction A in FIG. 2, in the display device 1, the second component 200, which is inclined relative to the first component 100, is assembled to the second component assembly surface 350 of the third component 300, and then the first component 100 is assembled to the first component assembly surface 370 of the third component 300. This prevents interference between the first component 100 and the second component 200 when the first component 100 and the second component 200 are arranged adjacent to each other at different angles.

[0013] The first component 100, the second component 200, and the third component 300 will be described in detail, along with the assembly structure in which they are assembled. 3A and 3B show an example of a second component 200 in an assembly structure according to the present disclosure, where FIG. 3A is a rear perspective view of the second component 200 in the assembly structure according to the present disclosure, and FIG. 3B is a cross-sectional view taken along line BB in FIG. 3A. FIG. 4 is a front perspective view of a display device 1 employing an assembly structure according to the present disclosure. FIG. 5 is a rear perspective view of the display device 1 employing the assembly structure according to the present disclosure. FIG. 6 is a cross-sectional view taken along line CC in FIG. FIG. 7 is an enlarged view of the DEFG in FIG. FIG. 8 is a diagram showing another example of the structure shown in FIG. FIG. 9 is a simplified schematic diagram of an assembly structure according to the present disclosure. 6, 7 and 8, the screws 500 are not shown for ease of explanation.

[0014] The first component 100 is a component to be assembled to the third component 300, and has a screw hole 150 and an assembly surface 170 on the side where it is assembled to the third component 300. The screw hole 150 is a hole into which a screw 500 is inserted when the first component 100 and the third component 300 are assembled by screwing. The screw hole 150 is formed from the side of the assembly surface 170 that contacts the third component 300 when the first component 100 and the third component 300 are assembled. By using screwing, it is possible to assemble a larger first component 100 to the third component 300.

[0015] The second component 200 is a component to be assembled to the third component 300, and is configured to include a positioning protrusion 210, a screw hole 230, and an assembly surface 250.

[0016] The illustrated positioning protrusion 210 has a shape that extends from the end of the second part 200 in a direction different from the extension direction of the second part 200 . When viewed in a state in which the second part 200 is assembled to the third part 300, the positioning protrusion 210 is a part that has a shape that protrudes in a direction perpendicular to the first assembly surface portion 301 of the third part 300, and is the part that is inserted into the positioning portion 310 of the third part 300. This assembly structure allows the second component 200 to be positioned relative to the second assembly surface 302 of the third component 300 when the first component 100 and the second component 200 are assembled together in a vertical arrangement. Furthermore, when second component 200 and third component 300 are assembled by screwing, the assembly structure described above allows them to be screwed together while positioned by positioning protrusion 210 and positioning portion 310, improving work efficiency. For example, when assembling a liquid crystal display module, a switch panel, and a bracket, work efficiency is further improved when the liquid crystal display module and the switch panel are assembled to the bracket while aligned vertically. A plurality of positioning protrusions 210 are provided as shown, and each positioning protrusion 210 is inserted into a positioning portion 310 of a third component 300, which will be described later. The illustrated positioning protrusions 210 are formed by lining up a plurality of (three in the drawing) positioning protrusions 210. In this case, the number of positioning portions 310 is the same as the number of positioning portions 310 in the third component 300, which will be described later. That is, the assembly structure has a plurality of combinations of positioning protrusions 210 and positioning portions 310. This results in a structure that allows the larger second component 200 to be easily assembled to the third component 300.

[0017] The screw hole 230 in the second part 200 is formed so that a screw 500 can be inserted through a screw insertion hole 330 in the second assembly surface portion 302 of the third part 300, which will be described later, to screw the second part 200 and the third part 300 together. The screw holes 230 are formed perpendicular to the second assembly surface portion 302 . By using screws, it is possible to provide an assembly structure with high holding power. Furthermore, by using screws, the larger second component 200 can be assembled to the third component 300.

[0018] The assembly surface 250 is provided on the side that is assembled to the third part 300, and comes into contact with the second part assembly surface 350 on the third part 300 after the second part 200 and the third part 300 are assembled.

[0019] The third component 300 is a component to which the first component 100 and the second component 200 are assembled. The third component 300 includes a first assembly surface portion 301 , a second assembly surface portion 302 , and a positioning portion 310 . The direction in which the first component assembly surface 370 on the first assembly surface portion 301 faces (direction perpendicular to the assembly surface) and the direction in which the second component assembly surface 350 on the second assembly surface portion 302 faces (direction perpendicular to the assembly surface) are different directions. Specifically, the first assembly surface portion 301 is formed so as to be connected to the second assembly surface portion 302 at an angle with respect to the second assembly surface portion 302 . The first assembly surface portion 301 has a first component assembly surface 370 for assembling the first component 100 thereon.

[0020] The first component assembling surface 370 is a surface that comes into contact with the first component 100 when the first component 100 is assembled. In other words, the first assembly surface portion 301 has the first component assembling surface 370 that is a surface parallel to the first component 100 when assembled with the first component 100.

[0021] The second assembly surface portion 302 is formed so as to be inclined with respect to the first assembly surface portion 301 and to be connected to the first assembly surface portion 301. As shown in Fig. 9, the second assembly surface portion 302 has an inclination angle α with respect to the first assembly surface portion 301. The second assembly surface portion 302 has a second component assembly surface 350 for assembling a second component. The second component assembly surface 350 is a surface that comes into contact with the second component 200 when the second component 200 is assembled. In other words, the second assembly surface portion 302 has the second component assembly surface 350 that is a surface parallel to the second component 200 when assembled with the second component 200.

[0022] Positioning portion 310 is formed at connecting portion 303 between first assembly surface portion 301 and second assembly surface portion 302 of third component 300 . The positioning portion 310 is formed in a concave shape in a direction perpendicular to the first component assembling surface 370 of the first assembling surface portion 301 . Alternatively, positioning portion 310 is formed to penetrate first assembly surface portion 301 in a direction perpendicular to first component assembly surface 370. In this case, the assembly structure can provide a structure that makes it easy to check whether second component 200 is positioned relative to third component 300 during assembly. When the second component 200 and the third component 300 are assembled together, the positioning protrusion 210 of the second component 200 is inserted into the positioning portion 310 . The illustrated positioning portion 310 is formed by arranging a plurality of (three in the drawing) positioning portions 310 in a straight line. In this case, the number of positioning portions 310 is the same as the number of positioning protrusions 210 on the second component 200. That is, the assembly structure has a plurality of combinations of positioning protrusions 210 and positioning portions 310. This results in a structure that allows the larger second component 200 to be easily assembled to the third component 300.

[0023] The first assembly surface portion 301 of the third component 300 is formed with a screw insertion hole 304 . The screw insertion hole 304 is used as a hole for inserting a screw 500 when the first component 100 and the third component 300 are screwed together. The screw insertion holes 304 in the first assembly surface portion 301 are provided to correspond to the screw holes 150 in the first component 100 . The illustrated first assembly surface portion 301 has a plurality of screw insertion holes 304. In this case, the assembly structure has a plurality of combinations of the screw insertion holes 304 on the first assembly surface portion 301 and the screw holes 150 in the first component 100. This makes it possible to easily assemble the larger first component 100 to the third component 300.

[0024] A screw insertion hole 330 is formed in the second assembly surface portion 302 of the third component 300. The screw insertion hole 330 is used as a hole for inserting a screw 500 when fastening the second component 200 and the third component 300 together with a screw. The screw insertion holes 330 in the second assembly surface portion 302 are provided to correspond to the screw holes 230 in the second component 200 . The illustrated second assembly surface portion 302 has a plurality of screw insertion holes 330. In this case, the assembly structure has a plurality of combinations of the screw insertion holes 330 on the second assembly surface portion 302 and the screw holes 230 on the second component 200. This allows the larger second component 200 to be easily assembled to the third component 300. The screw insertion holes 330 will be further described.

[0025] The screw insertion hole 330 formed in the second assembly surface portion 302 has an inner wall portion perpendicular to the first assembly surface portion 301 . Specifically, the screw insertion hole 330 shown in Figure 7 has a first inner wall portion (first wall surface 330b and third wall surface 330d) and a second inner wall portion (second wall surface 330c and fourth wall surface 330e) facing the first inner wall portion. The first inner wall portion is an inner wall (first wall surface 330b and third wall surface 330d) having a surface perpendicular to the first assembly surface portion 301 (more specifically, the first component assembly surface 370). The first inner wall portion may include a surface on the front side of the drawing and a surface on the back side of the drawing in addition to the first wall surface 330b and the third wall surface 330d of the screw insertion hole 330. In this case, the surface on the front side of the drawing and the surface on the back side of the drawing are also surfaces perpendicular to the first assembly surface portion 301 (more specifically, the first component assembly surface 370). The second inner wall portion is an inner wall (second wall surface 330c and fourth wall surface 330e) of the screw insertion hole 330 that has a surface perpendicular to the second assembly surface portion 302 (more specifically, the second component assembly surface 350). The second wall surface 330c is a wall surface located opposite the first wall surface 330b of the first inner wall portion. The fourth wall surface 330e is a wall surface located opposite the third wall surface 330d of the first inner wall portion. With the above configuration, the above configuration can be molded using a mold for molding the upper left side of the drawing (e.g., the core side) and a mold for molding the lower right side of the drawing (e.g., the cabinet side). This allows the third component 300 to be molded without using a complex mold such as a slide mold. Furthermore, the second inner wall portion in the above configuration allows the screw 500 to be inserted into the screw hole 230 in the second component 200, and functions as a guide for the screw 500 during this insertion.

[0026] The above configuration may be the configuration example shown in FIG. 8 other than the configuration example shown in FIG. As shown in FIG. 8, the screw insertion hole 330 formed in the second assembly surface portion 302 has an inner wall portion perpendicular to the first assembly surface portion 301. Specifically, the screw insertion hole 330 shown in Figure 8 has a first inner wall portion (first wall surface 330b and fourth wall surface 330e) and a second inner wall portion (second wall surface 330c and third wall surface 330d) facing the first inner wall portion. The first inner wall portion is an inner wall (first wall surface 330b and fourth wall surface 330e) having a surface perpendicular to the first assembly surface portion 301 (more specifically, the first component assembly surface 370). The first inner wall portion may include a surface on the front side of the drawing and a surface on the back side of the drawing in addition to the first wall surface 330b and the fourth wall surface 330e of the screw insertion hole 330. In this case, the surface on the front side of the drawing and the surface on the back side of the drawing are also surfaces perpendicular to the first assembly surface portion 301 (more specifically, the first component assembly surface 370). The second inner wall portion is an inner wall (second wall surface 330c and third wall surface 330d) of the screw insertion hole 330, which has a surface perpendicular to the second assembly surface portion 302 (more specifically, the second component assembly surface 350). The second wall surface 330c is a wall surface located opposite to the first wall surface 330b in the first inner wall portion. The third wall surface 330d is a wall surface located opposite to the fourth wall surface 330e in the first inner wall portion. With the above configuration, the above configuration can be molded using a mold for molding the upper left side of the drawing (e.g., the core side) and a mold for molding the lower right side of the drawing (e.g., the cabinet side). This allows the third component 300 to be molded without using a complex mold such as a slide mold. Furthermore, the second inner wall portion in the above configuration allows the screw 500 to be inserted into the screw hole 230 in the second component 200, and functions as a guide for the screw 500 during this insertion.

[0027] Furthermore, the assembly structure according to the present disclosure will be described with reference to FIG. The first part 100, the second part 200, and the third part 300 are assembled in such a manner that the second part 200 is assembled to the second assembly surface portion 302 of the third part 300, and then the first part 100 is assembled to the first assembly surface portion 301 of the third part 300. First, the positioning protrusion 210 of the second component 200 is inserted into the positioning portion 310 of the third component 300, and the axes 210a of the positioning protrusion and the positioning portion 310 are aligned (or nearly aligned) with each other. Next, the screw 500 is threaded through the screw insertion hole 330 in the second assembly surface portion 302 into the screw hole 230 in the second part 200, so that the axis 330a of the screw insertion hole in the second assembly surface portion 302 and the axis 230a of the screw hole in the second part 200 are aligned (almost aligned) and fixed in place. Next, the screw 500 is threaded through the screw insertion hole in the first assembly surface portion 301 into the screw hole 150 in the first part 100, so that the axis of the screw insertion hole 304 in the first assembly surface portion 301 and the axis of the screw hole 150 in the first part 100 are aligned (almost aligned) and fixed in place.

[0028] Here, the effects of the display device 1 to which the assembly structure according to the present disclosure is applied will be described. In recent years, the liquid crystal display module in the display device 1 has become larger and thinner. Furthermore, in many cases, the display surface of a liquid crystal display module is arranged in a substantially vertical direction. Furthermore, a switch panel that accepts operations for the content displayed on the display device 1 is often disposed adjacent to the liquid crystal display module. In such a case, by applying the assembly structure according to the present disclosure, a component such as a liquid crystal display module and a component such as a switch panel can be easily assembled by arranging them adjacent to each other at different angles. Furthermore, even if the liquid crystal display module and the switch panel are arranged adjacent to each other at different angles, they will not interfere with each other. Furthermore, the force for holding the liquid crystal display module and the switch panel can be increased. That is, the display device 1 can obtain a high holding force while keeping the overall size of the display device 1 small. Furthermore, by screwing the switch panel onto the bracket while positioning it using the positioning protrusions 210, and then screwing the liquid crystal display module onto the bracket, the workability of assembly can be improved. Furthermore, since the angle between the first assembly surface portion and the second assembly surface portion 302 of the bracket can be changed according to the product specifications, the liquid crystal display module and the switch panel can be shared. Furthermore, products to which this assembly structure is applied can achieve space saving, and the number of parts can be reduced, thereby reducing product costs.

[0029] The present disclosure is summarized below. The assembly structure according to the present disclosure is an assembly structure comprising a first part, a second part, and a third part, wherein the third part has a first assembly surface portion onto which the first part is assembled, a second assembly surface portion onto which the second part is assembled, the second assembly surface portion being connected at an angle relative to the first assembly surface portion, and a positioning portion formed at the connection portion between the first assembly surface portion and the second assembly surface portion and formed perpendicular to the first assembly surface portion, and the second part has a shape that protrudes in a direction perpendicular to the first assembly surface portion and is configured to have a positioning protrusion that is inserted into the positioning portion. As a result, in addition to the above-mentioned effects, the present disclosure has the effect of being able to provide an assembly structure that allows components to be easily assembled by arranging them adjacent to each other at different angles.

[0030] The display device according to the present disclosure is a display device comprising a display, a switch panel, and a base component, wherein the base component has a first assembly surface portion to which the display is attached, a second assembly surface portion to which the switch panel is attached, the second assembly surface portion being connected at an angle relative to the first assembly surface portion, and a positioning portion formed at the connection portion between the first assembly surface portion and the second assembly surface portion and formed perpendicular to the first assembly surface portion, and the switch panel has a shape that protrudes perpendicular to the first assembly surface portion and has a positioning protrusion that is inserted into the positioning portion. As a result, the present disclosure has the effect of providing a display device having an assembly structure that allows components such as a display and a switch panel to be easily assembled by arranging them adjacent to each other at different angles. This has the effect of:

[0031] In the assembly structure according to the present disclosure, the second part has a screw hole, and a screw insertion hole is formed in the second assembly surface portion of the third part, and the second part is screwed together using the screw hole in the second part and the screw insertion hole in the second assembly surface portion. As a result, in addition to the above-mentioned effects, the present disclosure further achieves the effect of being able to provide an assembly structure with high holding strength. In addition to the above-mentioned effects, the present disclosure also has the effect of improving work efficiency because, when assembling the second part to the third part, the second part can be screwed in a state where it is positioned by the positioning protrusion. Moreover, by applying the above configuration to a display device, the same effects as those described above can be achieved.

[0032] In the assembly structure according to the present disclosure, the screw hole of the second part is formed perpendicular to the second assembly surface portion, and the screw insertion hole formed in the second assembly surface portion is configured to have a first inner wall portion perpendicular to the first assembly surface portion and a second inner wall portion perpendicular to the second assembly surface portion. In addition to the above-described advantages, the present disclosure further provides the advantage of being able to mold the third component without using a complex mold, thereby improving the production efficiency of products having the assembly structure according to the present disclosure. Moreover, by applying the above configuration to a display device, the same effects as those described above can be achieved.

[0033] In the assembly structure according to the present disclosure, the positioning portion of the third component is formed at the connection between the first assembly surface portion and the second assembly surface portion, and is formed to penetrate in a direction perpendicular to the surface on which the first component is assembled, and when the second component is assembled to the third component, the positioning protrusion of the second component is inserted into the positioning portion of the third component. As a result, in addition to the above-described effect, the present disclosure further achieves the effect of being able to provide an assembly structure that makes it easy to check whether the second component is positioned relative to the third component during assembly. Moreover, by applying the above configuration to a display device, the same effects as those described above can be achieved.

[0034] The assembly structure according to the present disclosure is configured to have a plurality of combinations of the positioning protrusions and the positioning portions. As a result, in addition to the above-mentioned effects, the present disclosure further achieves the effect of being able to provide an assembly structure that allows a larger second component to be assembled. Moreover, by applying the above configuration to a display device, the same effects as those described above can be achieved.

[0035] In the assembly structure according to the present disclosure, the first part has a screw hole, and a screw insertion hole is formed in the first assembly surface portion of the third part, and the first part is screwed together using the screw hole in the first part and the screw insertion hole in the first assembly surface portion. As a result, in addition to the above-mentioned effects, the present disclosure further achieves the effect of being able to provide an assembly structure that allows a larger first component to be assembled. Moreover, by applying the above configuration to a display device, the same effects as those described above can be achieved. [Explanation of symbols]

[0036] 1 display device, 100 first part, 150 screw hole, 150a screw hole axis, 170 assembly surface, 200 second part, 210 positioning protrusion, 210a positioning protrusion axis, 230 screw hole, 230a screw hole axis, 250 assembly surface, 300 third part, 301 first assembly surface portion, 302 second assembly surface portion, 304 screw insertion hole, 310 positioning portion, 330 screw insertion hole, 330a screw insertion hole axis, 330b first wall surface, 330c second wall surface, 330d third wall surface, 330e fourth wall surface, 350 second part assembly surface, 370 first part assembly surface, 500 screw.

Claims

1. An assembly structure including a first part, a second part, and a third part, The third component includes: a first assembly surface portion to which the first component is assembled; a second assembly surface portion to which the second component is assembled, the second assembly surface portion being inclined relative to the first assembly surface portion when connected; a positioning portion formed at a connection portion between the first assembly surface portion and the second assembly surface portion and formed in a direction perpendicular to the first assembly surface portion; and The second part comprises: a positioning protrusion that protrudes in a direction perpendicular to the first assembly surface and is inserted into the positioning portion; Assembly structure.

2. the second part has a screw hole; a screw insertion hole is formed in the second assembly surface portion of the third component, The second component is fastened to the second assembly surface portion by using the screw hole in the second component and the screw insertion hole in the second assembly surface portion.

2. The assembly structure according to claim 1.

3. the screw hole of the second component is formed perpendicular to the second assembly surface portion, The screw insertion hole formed in the second assembly surface portion is a first inner wall portion perpendicular to the first assembly surface portion, and a second inner wall portion perpendicular to the second assembly surface portion; 3. The assembly structure according to claim 2.

4. The positioning portion of the third component includes: the first component is mounted on the connecting portion between the first assembly surface portion and the second assembly surface portion, and the connecting portion is formed to penetrate the connecting portion in a direction perpendicular to the surface on which the first component is mounted, When the second component is assembled to the third component, the positioning protrusion of the second component is inserted into the positioning portion of the third component.

4. The assembly structure according to claim 1, wherein the first and second mounting members are mounted on the first and second mounting members.

5. The positioning protrusion and the positioning portion may be combined in a plurality of combinations.

5. The assembly structure according to claim 1, wherein the first and second mounting members are mounted on the first and second mounting members.

6. the first part has a screw hole; a screw insertion hole is formed in the first assembly surface portion of the third component, The first component is fastened to the second component by using the screw hole in the first component and the screw insertion hole in the first assembly surface portion.

6. The assembly structure according to claim 1, wherein the first and second mounting members are mounted on the first and second mounting members.

7. A display device comprising a display, a switch panel, and a base component, The base part is a first assembly surface portion to which the display is assembled; a second assembly surface portion to which the switch panel is attached, the second assembly surface portion being inclined relative to the first assembly surface portion; a positioning portion formed at a connection portion between the first assembly surface portion and the second assembly surface portion and formed in a direction perpendicular to the first assembly surface portion; and The switch panel includes: a positioning protrusion that protrudes in a direction perpendicular to the first assembly surface and is inserted into the positioning portion; A display device characterized by: