TW202046004A - Electronic apparatus - Google Patents

Abstract

An electronic apparatus includes an installation bracket and an electronic device. The installation bracket is adapted to be fixed onto a fixed surface and has two first positioning slots, and the two first positioning slots are corresponding to each other in a horizontal direction. The electronic device includes a device casing and an installation component, and the device casing has a rear side surface. The installation component is adapted to be connected to the rear side surface and the installation component has two first positioning pillars. The two first positioning pillars are adapted to enter the two first positioning slots respectively, such that the installation component is positioned onto the installation bracket and the rear side surface faces the fixed surface. Extending directions of the two first positioning slots are not perpendicular to the rear side surface of the device casing.

Description

Electronic equipment

The present invention relates to an electronic device, and more particularly to an electronic device that can be installed on a fixed surface.

A projector is a display device used to generate large-size images. The imaging principle of the projector is to convert the illumination beam generated by the light source into an image beam through a light valve, and then project the image beam onto the screen or wall through the lens.

In the case of a suspended projector, it is generally fixed or supported on a cantilever extending from the wall, and is installed on the wall to project the projection screen. Under this installation method, the cantilever and its fixing or supporting mechanism are visually too obtrusive and unsightly. On the other hand, the projector is generally installed in a corresponding fixing or supporting mechanism in a locked manner, and it is inconvenient to use tools for disassembly and assembly. In addition, the projector and the projection screen are generally installed on the wall respectively, and their relative positions are prone to errors due to human factors, resulting in poor projection quality.

The "prior art" paragraph is only used to help understand the content of the present invention. Therefore, the content disclosed in the "prior art" paragraph may contain some conventional technologies that do not constitute the common knowledge in the technical field. The content disclosed in the "prior art" paragraph does not represent the content or the problem to be solved by one or more embodiments of the present invention, and has been known or recognized by those with ordinary knowledge in the technical field before the application of the present invention.

The invention provides an electronic device that can be beautifully and conveniently installed on a fixed surface.

Other objectives and advantages of the present invention can be further understood from the technical features disclosed in the present invention.

In order to achieve one or part or all of the above objectives or other objectives, an embodiment of the present invention provides an electronic device including a mounting frame and an electronic device. The mounting frame is suitable for being fixed on a fixed surface and has two first positioning slots, and the two first positioning slots correspond to a horizontal direction. The electronic device includes a device casing and a mounting member. The device casing has a rear side surface. The mounting member is suitable for being connected to the rear side and the mounting member has two first positioning posts. The two first positioning posts are adapted to respectively enter the two first positioning slots to position the mounting member on the mounting frame, and the rear side faces the fixing surface. The extending direction of the two first positioning slots is not perpendicular to the rear side of the device housing.

In an embodiment of the present invention, the above-mentioned electronic device is an ultra-short throw projector and is suitable for projecting an image toward the fixed surface.

In an embodiment of the present invention, the above-mentioned electronic device includes a projection screen, wherein the projection screen is suitable for being installed on a mounting frame, and the image is suitable for being projected on the projection screen.

In an embodiment of the present invention, the above-mentioned mounting frame has two second positioning slots, and the two second positioning slots correspond in a horizontal direction, and the mounting member has two second positioning posts, and the two second positioning posts are suitable for entering The two second positioning slots are used for positioning the mounting member on the mounting frame, and the extension directions of the two second positioning slots are perpendicular to the rear side surface.

In an embodiment of the present invention, the above-mentioned mounting frame is a metal plate, and the mounting frame includes two first side plates protruding away from the fixed surface, and the two first positioning slots are respectively located on two opposite first side plates of the mounting frame, The two second positioning slots are respectively located on two opposite first side plates of the mounting frame.

In an embodiment of the present invention, the aforementioned mounting member is a metal plate member, and the mounting member includes two second side plates protruding in a direction away from the rear side of the electronic device, and the two first positioning posts are respectively located on the two second side plates, The two second positioning posts are respectively located on the two second side plates.

In an embodiment of the present invention, each of the two second positioning grooves described above has a guiding inclined surface, and the two second positioning posts are suitable for entering the two second positioning grooves guided by the two guiding inclined surfaces.

In an embodiment of the present invention, each of the two first positioning grooves has a guiding inclined surface inside, and the two first positioning posts are adapted to enter the two first positioning grooves guided by the two guiding inclined surfaces.

In an embodiment of the present invention, the extension direction of the two first positioning slots is parallel to the rear side surface.

In an embodiment of the present invention, the above electronic device includes a positioning member and an elastic member, wherein the positioning member is movably connected to the mounting frame, the elastic member is compressed between the positioning member and the mounting frame, and the mounting member has a positioning The hole, the positioning member is adapted to be positioned in the positioning hole by the elastic force of the elastic member.

In an embodiment of the present invention, the above-mentioned mounting frame is a metal plate and has a first folding wall and a second folding wall. The first folding wall and the second folding wall respectively have a through hole, and the positioning member includes a through portion and a The head, the penetrating part penetrates through the perforation of the first folding wall and the perforation of the second folding wall, the elastic member is sleeved on the penetrating part and compressed between the first folding wall and the second folding wall, and the first folding wall is located on the head and the elastic Between the pieces, the penetration portion protrudes from the perforation of the second folding wall and is positioned in the positioning hole of the mounting piece.

In an embodiment of the present invention, the above-mentioned mounting member is a metal plate and has a positioning folding wall corresponding to the first folding wall and the second folding wall of the mounting frame, and the positioning hole is located in the positioning folding wall.

In an embodiment of the present invention, the above-mentioned electronic device includes a nut, wherein the nut is located between the elastic member and the second folding wall, and the penetration portion has a thread and is screwed to the nut by the thread.

In an embodiment of the present invention, the aforementioned electronic device includes a structural strengthening member, the structural strengthening member is disposed inside the device housing, and the mounting member is connected to the structural strengthening member on the rear side.

In an embodiment of the present invention, the above-mentioned device housing has a top surface adjacent to the rear side surface, and the structural strengthening member includes a first structural strengthening section and a second structural strengthening section that are connected, and the first structure The strengthening section extends along the top surface, and the second structural strengthening section extends along the rear side.

In an embodiment of the present invention, the aforementioned structural strengthening member is a metal plate member.

In an embodiment of the present invention, the above-mentioned structural reinforcement member and the mounting member are integrally connected.

In an embodiment of the present invention, the above-mentioned electronic device has a signal input interface, and the signal input interface is not coplanar with the rear side of the device housing. When the mounting frame is fixed on the fixed surface and the mounting member is connected to the mounting frame, the signal The input interface faces the fixed surface, and the distance between the signal input interface and the fixed surface is greater than the distance between the rear side and the fixed surface.

Based on the above, the embodiments of the present invention have at least one of the following advantages or effects. In the electronic device of the present invention, the mounting part of the electronic device is arranged on the rear side of the device housing, so that when the electronic device is installed on the mounting frame on a fixed surface (such as a wall) by the mounting part, the mounting part and the mounting The racks are located between the rear side of the device casing and the fixing surface so as not to be visually obtrusive, so that the electronic equipment is more beautiful. In addition, when installing an electronic device, simply move the positioning post of the mounting part of the electronic device into the positioning slot of the mounting frame on the fixed surface, and the electronic device can be positioned on the fixed surface, making it easier to install .

In order to make the above-mentioned features and advantages of the present invention more comprehensible, the following specific embodiments are described in detail in conjunction with the accompanying drawings.

The foregoing and other technical content, features and effects of the present invention will be clearly presented in the following detailed description of a preferred embodiment with reference to the drawings. The directional terms mentioned in the following embodiments, for example: up, down, left, right, front or back, etc., are only directions for referring to the attached drawings. Therefore, the directional terms used are used to illustrate but not to limit the present invention.

Fig. 1 is a perspective view of a projection system according to an embodiment of the invention. Fig. 2 is a front view of the projection system of Fig. 1. Fig. 3 is a side view of the projection system of Fig. 1. Please refer to FIGS. 1 to 3. The projection system 1 of this embodiment includes an electronic device 10 and a projection screen 20. The electronic device 10 includes an electronic device 100 and an installation assembly 200. The electronic device 100 is, for example, an ultra-short throw projector, and is suitable for projecting an image 60 on the projection screen 20 toward a fixed surface 50 (such as a wall surface, shown in FIG. 3).

Fig. 4 is an exploded view of the projection system of Fig. 1. Fig. 5 is an exploded view of the projection system of Fig. 4 from another perspective. Please refer to FIGS. 4 and 5, the electronic device 100 includes a device housing 110 and a mounting member 120, and the mounting assembly 200 includes a mounting frame 210 and two rods 220. The mounting frame 210 includes a first mounting portion 210a and a second mounting portion 210b. The first mounting portion 210a and the second mounting portion 210b are integrally connected, and the first mounting portion 210a is suitable for being fixed on a fixing surface 50 (such as a wall). ), the two rods are connected to the second mounting portion 210b and respectively extend toward opposite sides of the second mounting portion 210b.

The electronic device 100 is adapted to be installed in the first mounting portion 210a, and the projection screen 20 is adapted to be installed in the rod 220 connected to the second mounting portion 210b. Since the first mounting portion 210a and the second mounting portion 210b are integrally connected as described above, the relative positions of the first mounting portion 210a and the second mounting portion 210b are fixed. Thus, when the electronic device 100 is mounted on the first mounting portion 210a and the projection screen 20 is mounted on the rod 220 on the second mounting portion 210b, it can be ensured that the relative position of the electronic device 100 and the projection screen 20 meets expectations. The projection system 1 has good projection quality.

Fig. 6 is a partial perspective view of the projection system of Fig. 1. Fig. 7 is an exploded view of some components of the projection system of Fig. 1. FIG. 8 is an exploded view of the projection system of FIG. 7 from another viewing angle. 6-8, the mounting member 120 and the rear side 110a of the device housing 110 have a plurality of holes (not numbered) corresponding to each other, and the mounting member 120 is inserted through the holes by a plurality of bolts 1202. It is screwed to the rear side 110a of the device housing 110. The mounting member 120 is connected and positioned on the mounting frame 210 so that the rear side 110 a of the device housing 110 faces the fixing surface 50. In the manner in which the electronic device 100 is mounted on the fixing surface 50 as described above, the mounting member 120 and the mounting frame 210 are located between the rear side 110a of the device housing 110 and the fixing surface 50 so as not to be visually obtrusive, so that the electronic device 10 is more beautiful.

In more detail, the mounting frame 210 has two first positioning slots S1, and the extension direction D1 (marked in FIG. 6) of the two first positioning slots S1 is not perpendicular to (shown as being parallel to) the device housing 110 The rear side 110a (marked in FIG. 7) of the rear surface 110a, and the two first positioning slots S1 correspond to a horizontal direction H (marked in FIG. 6). That is to say, viewed along the horizontal direction H, the extension directions D1 of the two first positioning slots S1 are the same and correspond to each other. The mounting frame 210 further has two second positioning slots S2, the extension direction D2 of the two second positioning slots S2 is perpendicular to the rear side 110a of the device housing 110, and the two second positioning slots S2 are in the horizontal direction H correspond. That is to say, viewed along the horizontal direction H, the extension directions D2 of the two second positioning slots S2 are the same and correspond to each other. Correspondingly, the mounting member 120 of the electronic device 100 has two first positioning posts P1 and two second positioning posts P2. The two first positioning posts P1 enter the two first positioning slots S1 and the two second positioning pins respectively. The post P2 enters the two second positioning slots S2 to position the mounting member 120 on the mounting frame 210.

With the arrangement of the first positioning slot S1, the second positioning slot S2, the first positioning pillar P1, and the second positioning pillar P2, when the electronic device 100 is installed, only the mounting parts of the electronic device 100 The first positioning post P1 and the second positioning post P2 of the 120 are respectively moved into the first positioning slot S1 and the second positioning slot S2 of the mounting frame 210 fixed on the fixing surface 50, that is, positioned on the mounting frame 210 through the mounting member 120, The electronic device 100 can be positioned on the fixed surface 50 to make it easier to install. Since the first positioning slot S1 and the second positioning slot S2 have different extending directions as described above, the first positioning slot S1 and the second positioning slot S2 can respectively restrict the movement of the electronic device 100 and the mounting member 120 in different directions , So that the electronic device 100 and its mounting member 120 are not easy to fall off from the mounting frame 210 due to unexpected external forces. In addition, since the extending direction of the first positioning groove S1 is not perpendicular to the rear side 110a of the device housing 110 instead of being a horizontal positioning groove, it is possible to prevent the first positioning post P1 of the mounting member 120 from sliding out of the horizontal direction unexpectedly. The first positioning slot S1 of the frame 210.

Fig. 9 shows the combination of the mounting frame and the mounting part of Fig. 6. Please refer to FIGS. 6 and 9, in the process of installing the electronic device 100, the user can tilt the device housing 110 and the mounting member 120 as shown in FIG. 9 to first align the first positioning post P1 of the mounting member 120 And move into the first positioning slot S1 along the extension direction D1 of the first positioning slot S1 of the mounting frame 210, and then rotate the device housing 110 and the mounting member 120 so that the second positioning post P2 of the mounting member 120 is shown in the figure Align as shown in 6 and move into the second positioning slot S2 along the extension direction D2 of the second positioning slot S2 of the mounting frame 210. Conversely, in the process of disassembling the electronic device 100, the user can rotate the device housing 110 and the mounting member 120 from the state shown in FIG. 6 to the state shown in FIG. 9, and first let the second positioning post P2 of the mounting member 120 slide out The second positioning slot S2 of the mounting frame 210, and then the device housing 110 and the mounting member 120 are lifted upward so that the first positioning post P1 of the mounting member 120 slides out of the first positioning slot S1 of the mounting frame 210.

As shown in Figures 6-9, the mounting frame 210 of this embodiment is a metal plate. The mounting frame 210 includes two first side plates 2101 protruding away from the fixing surface 50 (shown in Figure 3), and two first side plates 2101. One positioning slot S1 is respectively located on the two opposite first side plates 2101 of the mounting frame 210 and corresponds to the horizontal direction H (marked in FIG. 6), and two second positioning slots S2 are respectively located on the two opposite first side plates 2101 of the mounting frame 210 The side plate 2101 corresponds to the horizontal direction H (marked in FIG. 6). The two first side plates 2101 are, for example, folded walls formed by bending a metal plate (mounting frame 210). Similarly, the mounting member 120 of this embodiment is a metal plate member. The mounting member 120 includes two second side plates 1201 protruding in a direction away from the rear side 110a of the electronic device 100, and the two first positioning posts P1 are respectively located at two Two second side plates 1201 correspond to the horizontal direction H (marked in FIG. 6), and two second positioning posts P2 are respectively located on the two second side plates 1201 and correspond to the horizontal direction H (marked in FIG. 6). The two second side plates 1201 are, for example, folded walls formed by bending a metal plate (mounting member 120). In addition, in this embodiment, each first positioning groove S1 has a guiding inclined surface S1a, and the two first positioning posts P1 are adapted to enter the two first positioning grooves guided by the two guiding inclined surfaces S1a. S1. Similarly, each second positioning slot S2 has a guiding inclined surface S2a, and the two second positioning posts P2 are adapted to enter the two second positioning slots S2 guided by the two guiding inclined surfaces S2a.

FIG. 10 is a partial enlarged view of the mounting frame of FIG. 8, which illustrates a partial structure of the area A in FIG. 8. Fig. 11 is a perspective view of the positioning member, elastic member and nut of Fig. 10. Fig. 12 is a perspective view of the positioning member of Fig. 11. 10-12, in this embodiment, the first positioning portion 210a of the mounting frame 210 has a first folding wall 212 and a second folding wall 214. The first folding wall 212 and the second folding wall 214 have perforations 212a, 214a. The electronic device 10 (marked in FIGS. 1 to 5) further includes a positioning member 300, an elastic member 400 and a nut 500. The positioning member 300 is movably connected to the mounting frame 210 along the direction D1 (the same as the extension direction D1 in FIG. 6 ). The positioning member 300 includes a penetration portion 310 and a head 320, for example, the head 320 is located at one end of the penetration portion 310. The penetration portion 310 is penetrated through the penetration hole 212 a of the first folding wall 212 and the penetration hole 214 a of the second folding wall 214, and the elastic member 400 is, for example, a compression spring and sleeves the penetration portion 310. The first folding wall 212 is located between the head 320 and the elastic member 400, and the nut 500 is located between the elastic member 400 and the second folding wall 214. The penetration portion 310 has a thread 310a and the nut 500 is screw-locked to the penetration by the thread 310a.部310. Two ends of the elastic member 400 abut against the nut 500 and the first folding wall 212 respectively, and are compressed between the first folding wall 212, the second folding wall 214, the penetration portion 310, and the nut 500. The penetration portion 310 protrudes from the through hole 214 a of the second folding wall 214 by the elastic force of the elastic member 400. In addition, the first folding wall 212 and the second folding wall 214 are, for example, folding walls formed by bending a metal plate (mounting frame 210).

Fig. 13 is a partial perspective view of the electronic device of Fig. 1. Fig. 14 is a partial cross-sectional view of the electronic device of Fig. 1. 13 and 14, the mounting member 120 of the electronic device 100 has a positioning folding wall 1203. The position of the positioning folding wall 1203 on the mounting component 120 corresponds to the first folding wall 212 and the second folding wall 214 of the mounting frame 210. The mounting component 120 The positioning folding wall 1203 has a positioning hole 120a. The penetration portion 310 protruding from the through hole 214 a of the second folding wall 214 is positioned in the positioning hole 120 a of the positioning folding wall 1203 of the mounting member 120 by the elastic force of the elastic member 400. Thereby, the electronic device 100 and its mounting member 120 can be positioned on the mounting frame 210 more stably. In addition, the positioning folding wall 1203 is, for example, a folding wall formed by bending a metal plate (mounting part 120).

When the electronic device 100 is installed, the user rotates the device housing 110 and the mounting member 120 from the state shown in FIG. 9 to the state shown in FIG. 6 as described above, and the second positioning post P2 is moved into the second position as shown in FIG. In the process of positioning the slot S2, the positioning folding wall 1203 of the mounting member 120 will move along the path R shown in FIG. 14. When the positioning folding wall 1203 moves to the position where the penetration portion 310 protrudes from the perforation 214a of the second folding wall 214, the positioning folding wall 1203 first resists the elastic force of the elastic member 400 to press the penetration portion 310 down until the positioning folding wall The positioning hole 120a on the 1203 corresponds to the perforation 214a of the second folding wall 214, and the penetration portion 310 is moved upward by the elastic force of the elastic member 400 and positioned in the positioning hole 120a. When disassembling the electronic device 100, the user can manually resist the elastic force of the elastic member 400 to pull down the positioning member 300 to move the penetration portion 310 away from the positioning hole 120a to release the positioning relationship between the positioning member 300 and the positioning hole 120a Then, the second positioning post P2 and the first positioning post P1 of the mounting member 120 of the electronic device 100 are respectively slid out of the second positioning slot S2 and the first positioning slot S1 of the mounting frame 210 to complete the disassembly.

Fig. 15 is a side view of some components of the electronic device of Fig. 1. Fig. 16 is an exploded view of the electronic device of Fig. 15. 15 and 16, the electronic device 100 of this embodiment further includes a structural reinforcement member 130. The structural reinforcement member 130 is, for example, a metal plate member and is at least partially disposed inside the device housing 110, and the mounting member 120 is in the device housing The rear side 110a of the 110 is connected to the structural reinforcement 130. The structural strengthening member 130 can increase the structural strength of the electronic device 100 and make it firmly connected to the mounting member 120. In more detail, the device housing 110 has a top surface 110b adjacent to the rear side 110a, and the structural strengthening member 130 includes a first structural strengthening section 132 and a second structural strengthening section 134 connected to each other. The first structure The reinforced section 132 extends along the top surface 110b of the device housing 110, the second structure reinforced section 134 extends along the rear side 110b of the device housing 110, and the first structure reinforced section 132 and the second structure reinforced section 134 are formed, for example An L-shaped structure. In other embodiments, the structural strengthening member 130 may have other suitable shapes, which is not limited by the present invention. In addition, in other embodiments, the structural strengthening member 130 and the mounting member 120 may be integrally connected, that is, the second structural strengthening section of the structural strengthening member 130 replaces the rear side of the device housing, which is not limited in the present invention. .

Please refer to FIG. 7, the device housing 110 of this embodiment is formed with a boss structure 110c, the electronic device 100 has a signal input interface 110c1 on the back side of the boss structure 110c, the signal input interface 110c1 and the rear side of the device housing 110 110a are not coplanar. When the mounting frame 210 is fixed to the fixing surface 50 (shown in FIG. 3) and the mounting member 120 is connected to the mounting frame 210, the signal input interface 110c1 faces the fixing surface 50, and the distance between the signal input interface 110c and the fixing surface 50 is greater than The distance between the rear side 110a and the fixing surface 50. Thereby, the signal line can be inserted into the signal input interface 110c1 behind the boss structure 110c of the device housing 110 without excessively affecting the appearance of the electronic device 10.

The configuration of the rod body 220 for installing the projection screen 20 in this embodiment will be described in detail below. 17A and 17B illustrate the rotation of the rod body of FIG. 5 relative to the mounting frame. In this embodiment, the rod 220 of the mounting assembly 200 is pivotally connected to the second mounting portion 210b of the mounting frame 210 and is adapted to rotate between the first position shown in FIG. 17A and the second position shown in FIG. 17B. When the rod 220 is in the first position, the rod 220 is folded on one side of the first mounting portion 210a, and when the rod 220 is in the second position, the rod 220 is expanded on the second mounting portion 210b. One side and two rods 220 respectively extend toward two opposite sides of the second mounting portion 210b, and the projection screen 20 (shown in FIG. 4) is suitable for mounting on the rod 220 at the second position.

In more detail, please refer to FIGS. 4 and 17B. Each rod 220 is provided with a first bending portion 222, and the projection screen 20 is provided with two second bending portions 22, and each second bending portion 22 is correspondingly hung on The first bending portion 222 enables the projection screen 20 to be installed on the rod 220 (shown in FIG. 3). In other embodiments, the projection screen 20 can be installed on the pole 220 with other suitable structures, and the invention is not limited thereto.

Fig. 18 is a partial enlarged view of the mounting assembly of Fig. 17B. Please refer to FIG. 18, since the number of rods is two, the mounting assembly 200 further includes two pivotal members 230 and two fastening washers 240. Each pivotal member 230 penetrates the corresponding rod 220 and the second The mounting portion 210b and each fastening washer 240 are sandwiched between the second mounting portion 210b and the pivot member 230. The fastening washer 240 is, for example, a plastic part or other components with low hardness, and the pivotal part 230 can be fastened to the rod body 220 and the second mounting portion 210b through its deformation.

Fig. 19 is a partial enlarged view of the mounting assembly of Fig. 17B from another perspective. 19, each rod 220 has a positioning protrusion 224. When the rod 220 is in the second position, the positioning protrusion 224 abuts against the bottom edge of the first mounting portion 210a to position the rod 220 so that The rod 220 is maintained in the state shown in FIG. 17B. In detail, each rod 220 includes a mounting section 220a, a pivoting section 220b, and a positioning section 220c (marked in FIG. 19). The pivoting section 220b is connected to the mounting section 220a and the positioning section 220c. In between, the pivotal section 220b is pivotally connected to the second mounting portion 210b of the mounting frame, the projection screen 20 is adapted to be installed in the mounting section 220a, and the positioning protrusion 224 is formed in the positioning section 220c, for example, in the positioning area The upper edge of the segment 220c abuts against the bottom edge of the first mounting portion 210a.

In summary, the embodiments of the present invention have at least one of the following advantages or effects. In the electronic device of the present invention, the mounting part of the electronic device is arranged on the rear side of the device housing, so that when the electronic device is installed on the mounting frame on a fixed surface (such as a wall) by the mounting part, the mounting part and the mounting The racks are located between the rear side of the device casing and the fixing surface so as not to be visually obtrusive, so that the electronic equipment is more beautiful. In addition, when installing an electronic device, simply move the positioning post of the mounting part of the electronic device into the positioning slot of the mounting frame on the fixed surface, and the electronic device can be positioned on the fixed surface, making it easier to install .

However, the foregoing are only preferred embodiments of the present invention, and should not be used to limit the scope of implementation of the present invention, that is, simple equivalent changes and modifications made in accordance with the scope of the patent application of the present invention and the description of the invention, All are still within the scope of the invention patent. In addition, any embodiment of the present invention or the scope of the patent application does not have to achieve all the objectives or advantages or features disclosed in the present invention. In addition, the abstract part and title are only used to assist in searching for patent documents, not to limit the scope of rights of the present invention. In addition, the terms "first" and "second" mentioned in this specification or the scope of the patent application are only used to name the element (element) or to distinguish different embodiments or ranges, and are not used to limit the number of elements. Upper or lower limit.

1: Projection system 10: Electronic equipment 20: Projection screen 22: The second bending part 50: fixed surface 60: Image 100: electronic device 110: Device housing 110a: rear side 110b: Top surface 110c: Boss structure 110c1: Signal input interface 120: mounting parts 1201: second side panel 1202: Screw lock 1203: Positioning folding wall 120a: positioning hole 130: structural reinforcement 132: The first structural strengthening section 134: Second structural strengthening section 200: Install components 210: mounting frame 2101: The first side panel 210a: The first installation part 210b: second mounting part 212: The first folding wall 212a, 214a: perforation 214: The second folding wall 220: Rod 220a: installation section 220b: pivot section 220c: positioning section 222: The first bending part 224: positioning bump 230: pivot 240: Fastening gasket 300: positioning parts 310: Wearing Department 310a: thread 320: head 400: Elastic part 500: Nut D1, D2: extension direction H: horizontal direction P1: The first positioning column P2: The second positioning column R: path S1: First positioning slotting S1a, S2a: guide slope S2: second positioning slotting

Fig. 1 is a perspective view of a projection system according to an embodiment of the invention. Fig. 2 is a front view of the projection system of Fig. 1. Fig. 3 is a side view of the projection system of Fig. 1. Fig. 4 is an exploded view of the projection system of Fig. 1. Fig. 5 is an exploded view of the projection system of Fig. 4 from another perspective. Fig. 6 is a partial perspective view of the projection system of Fig. 1. Fig. 7 is an exploded view of some components of the projection system of Fig. 1. FIG. 8 is an exploded view of the projection system of FIG. 7 from another viewing angle. Fig. 9 shows the combination of the mounting frame and the mounting part of Fig. 6. Fig. 10 is a partial enlarged view of the mounting frame of Fig. 8. Fig. 11 is a perspective view of the positioning member, elastic member and nut of Fig. 10. Fig. 12 is a perspective view of the positioning member of Fig. 11. Fig. 13 is a partial perspective view of the electronic device of Fig. 1. Fig. 14 is a partial cross-sectional view of the electronic device of Fig. 1. Fig. 15 is a side view of some components of the electronic device of Fig. 1. Fig. 16 is an exploded view of the electronic device of Fig. 15. 17A and 17B illustrate the rotation of the rod of FIG. 4 relative to the mounting frame. Fig. 18 is a partial enlarged view of the mounting assembly of Fig. 17B. Fig. 19 is a partial enlarged view of the mounting assembly of Fig. 17B from another perspective.

100: electronic device

110: Device housing

110a: rear side

120: mounting parts

1201: second side panel

210: mounting frame

2101: The first side panel

D1, D2: extension direction

H: horizontal direction

P1: The first positioning column

P2: The second positioning column

S1: First positioning slotting

S2: second positioning slotting

Claims (18)

An electronic device including: A mounting frame suitable for being fixed on a fixing surface and having two first positioning slots, and the two first positioning slots correspond in a horizontal direction; and An electronic device includes a device housing and a mounting member, wherein the device housing has a rear side, the mounting member is adapted to be connected to the rear side and the mounting member has two first positioning posts, the two first positioning The column is adapted to respectively enter the two first positioning slots to position the mounting member on the mounting frame, and make the rear side face the fixing surface, The extending direction of the two first positioning slots is not perpendicular to the rear side surface of the device housing. The electronic device described in claim 1, wherein the electronic device is an ultra-short throw projector and is suitable for projecting an image toward the fixed surface. The electronic device described in item 2 of the scope of patent application includes a projection screen, wherein the projection screen is suitable for being installed on the mounting frame, and the image is suitable for being projected on the projection screen. As described in the first item of the patent application, the mounting frame has two second positioning slots, and the two second positioning slots correspond to the horizontal direction, the mounting member has two second positioning posts, the The two second positioning posts are adapted to enter the two second positioning slots to position the mounting member on the mounting frame, wherein the extension direction of the two second positioning slots is perpendicular to the rear side surface. For the electronic device described in item 4 of the scope of patent application, the mounting frame is a metal plate, the mounting frame includes two first side plates protruding away from the fixing surface, and the two first positioning slots are respectively located in the mounting The two first side plates of the frame are opposite to each other, and the two second positioning slots are respectively located on the two first side plates of the mounting frame. As described in item 4 of the scope of patent application, the mounting member is a metal plate member, the mounting member includes two second side plates protruding in a direction away from the rear side of the electronic device, and the two first positioning The columns are respectively located on the two second side plates, and the two second positioning columns are respectively located on the two second side plates. For the electronic device described in item 4 of the scope of patent application, wherein each of the two second positioning grooves has a guiding inclined surface, and the two second positioning posts are adapted to enter the two guiding inclined surfaces guided by the two guiding inclined surfaces. The second positioning slot. For the electronic device described in item 1 of the scope of patent application, wherein each of the two first positioning grooves has a guiding inclined surface, and the two first positioning posts are adapted to enter the two guiding inclined surfaces guided by the two guiding inclined surfaces. First positioning slot. According to the electronic device described in item 1 of the scope of patent application, the extending direction of the two first positioning slots is parallel to the rear side surface. For example, the electronic device described in item 1 of the patent application includes a positioning member and an elastic member, wherein the positioning member is movably connected to the mounting frame, the elastic member is compressed between the positioning member and the mounting frame, and the The mounting member has a positioning hole, and the positioning member is suitable for positioning in the positioning hole by the elastic force of the elastic member. For the electronic device described in item 10 of the scope of patent application, wherein the mounting frame is a metal plate and has a first folding wall and a second folding wall, the first folding wall and the second folding wall each have a perforation, and the positioning member It includes a penetration portion and a head, the penetration portion penetrates the through hole of the first folding wall and the penetration hole of the second folding wall, and the elastic member is sleeved on the penetration portion and compressed on the first folding wall Between the second folding wall and the first folding wall, the first folding wall is located between the head and the elastic member, and the penetration portion protrudes from the perforation of the second folding wall to be positioned in the positioning hole of the mounting member. For the electronic device described in item 11 of the scope of patent application, the mounting member is a metal plate and has a positioning folding wall corresponding to the first folding wall and the second folding wall of the mounting frame, and the positioning hole is located The positioning folding wall. The electronic device described in item 11 of the scope of the patent application includes a nut, wherein the nut is located between the elastic member and the second folding wall, and the penetration portion has a thread and is screw-locked to the nut by the thread . The electronic device according to the first item of the patent application, wherein the electronic device includes a structural strengthening member, the structural strengthening member is disposed inside the device housing, and the mounting member is connected with the structural strengthening member on the rear side. The electronic device according to claim 14, wherein the device housing has a top surface adjacent to the rear side surface, and the structural strengthening member includes a first structural strengthening section and a second structural strengthening connected to each other Section, the first structural strengthening section extends along the top surface, and the second structural strengthening section extends along the rear side surface. For the electronic device described in item 14 of the scope of patent application, the structural reinforcement is a metal plate. The electronic device described in item 14 of the scope of patent application, wherein the structural reinforcement member and the mounting member are integrally connected. For example, the electronic device described in claim 1, wherein the electronic device has a signal input interface, and the signal input interface is not coplanar with the rear side of the device housing, when the mounting frame is fixed on the fixing surface and When the mounting member is connected to the mounting frame, the signal input interface faces the fixed surface, and the distance between the signal input interface and the fixed surface is greater than the distance between the rear side surface and the fixed surface.

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