TWI455676B - Having a frame of a folding electronic device and display module using the same - Google Patents

Description

Display device with flip frame and display module using the same

The present invention relates to a flip-flop type electronic device; in particular, the present invention relates to a flip-flop electronic device capable of protecting a signal circuit module (ie, a printed circuit board) with an integrally formed back frame and applying the same Display module for flip-flop electronic device.

As shown in FIG. 1A and FIG. 1B , the conventional flat display module 10 includes a display panel 12 , a backlight module (not shown), and a frame 14 . The display panel 12 is assembled on the frame 14, and the printed circuit board 16 connected to the display panel 12 is designed to be attached to the lower side of the display panel 14, or to the long side of the side of the lower left side of the display panel 12. The printed circuit board 16 is electrically connected to the display panel 12 by the flexible circuit board 18, and is disposed under the frame 14, or on the long side of the lower left side of the frame 14. The backlight module is disposed between the display panel 12 and the frame 14.

The placement space 22 indicated by the dashed line is located outside the frame 14 and is a predetermined space for placing the printed circuit board 16. The frame 14 further includes a composite sheet 24 protruding from the two ends of the placement space 22, A support printed circuit board 16 is provided and the support printed circuit board 16 is secured within the placement space 22 at the outside of the frame 14 by the combination sheet 24. In other words, the printed circuit board 16 and the composite sheet 24 respectively have a first hole 30 and a second hole 26, and the first hole 30 is disposed corresponding to the second hole 26 for fixing components such as screws (not shown).

However, the conventional flat display module 10 is often not properly protected by the printed circuit board 16 being exposed to the frame 14. When a person picks up or transports, it is very easy to collide with the printed circuit board 16 due to carelessness or other reasons. Deformed or flexible circuit board 18 caused by abnormal display and other issues. Therefore, in order to improve the conventional problems and achieve other purposes, the inventors have proposed the following design.

The main purpose of the present invention is to provide a flip-flop electronic device that protects a printed circuit board connected to a display module from damage without causing display abnormality and a display module using the flip-flop electronic device.

Another object of the present invention is to provide a flip-flop electronic device in which a printed circuit board does not deform and a flexible circuit board is not short-circuited when an external force collides, and a display module using the flip-flop electronic device

Another object of the present invention is to provide a flip-flop electronic device having a support and fixed signal circuit module and a display module using the flip-flop electronic device.

Another object of the present invention is to provide a flip-flop electronic device that uses a side-in-light technology and can reduce the number of LEDs used, and a display module using the flip-flop electronic device.

Another object of the present invention is to provide a flip-flop type electronic device that uses an integrally formed back frame and is easy to assemble, and a display module using the flip-flop type electronic device.

The invention provides a flip-flop electronic device comprising a host and a display module. The main body includes a connecting side, and the two ends of the connecting side are respectively provided with a hinge. The display module includes a back frame, a display panel, and a signal circuit module. The back frame includes a lower edge and a first side edge and a second side edge respectively located at opposite ends of the lower edge. The middle portion adjacent to the lower edge protrudes outward to form a pallet, and the edge of the pallet extends away from the bottom surface of the pallet to form a retaining wall. The two ends of the pallet are respectively retracted from the first side edge and the second side edge into the pallet and respectively form a connection gap. Each hinge of the mainframe is respectively corresponding to the connection missing and connected to the display module. The display panel is disposed in the back frame and is surrounded by the lower edge, the first side edge, and the second side edge. The signal circuit module is disposed on the pallet and surrounded by the retaining wall. The signal circuit module is electrically connected to the display panel.

In a preferred embodiment, the first side edge, the lower edge, and the second side edge of the pallet are sequentially connected to each other, and the pallet is located between the first side edge and the second side edge. The pallet further has a first support member, a second support member and an opening, and the main body includes a processing system and a signal connection unit. The signal connection unit passes through the opening of the pallet and is electrically connected to the signal circuit module and the processing system. The support member connects and supports the bottom surface of the signal circuit module, so that the signal circuit module and the tray sandwich the interlayer gap, and is used for heat dissipation or other component accommodation. The interlayer void extends perpendicularly from the opening of the support member away from the bottom surface into a support wall, and then extends to the parallel or vertical support to form a support surface adjacent to the lower edge.

In other different embodiments, the support member comprises a first support member and a second support member, respectively extending from the first cutting edge and the second cutting slit and forming a supporting wall away from the bottom surface, and then folding the parallel supporting plate Extend to form a support surface. The first support member and the first cutting slit are respectively adjacent to the first side edge and the lower edge; the second support member and the second cutting slit system are respectively adjacent to the second side edge and the lower edge. The supporting surfaces of the first supporting member and the second supporting member respectively extend in parallel with the protruding direction of the supporting plate for connecting and supporting the bottom surface of the signal circuit module.

The display module further includes a first signal connection interface and a second signal connection interface electrically connected to the display panel and the signal circuit module. The first signal connection interface is adjacent to the first side edge and the bottom edge; the second signal connection interface is adjacent to the second side edge and the bottom edge. The support member is disposed relative to the side edge of the signal connection interface. In addition, the flip-flop electronic device further includes a backlight module disposed in the back frame and located under the display panel, and the backlight module includes a light source disposed on the first side edge of the back frame. The first side edge extends away from the surface of the back frame to form a first side wall, and the strip light source is disposed inside the first side wall.

The invention further provides a display module comprising a back frame, a display panel and a signal circuit module. The back frame includes a lower edge and a first side edge and a second side edge respectively located at opposite ends of the lower edge. A pallet is formed adjacent the middle portion of the lower edge, and the edge of the pallet extends away from the bottom surface of the pallet to form a retaining wall. A support member is disposed on the pallet, and the related structure is referred to the foregoing embodiment. The display panel is disposed in the back frame and is surrounded by the lower edge, the first side edge, and the second side edge. The signal circuit module is disposed on the pallet and surrounded by the retaining wall. The signal circuit module is electrically connected to the display panel. The support member connects and supports the signal circuit module, so that the signal circuit module and the pallet sandwich the interlayer gap.

The invention provides a back frame and a display module capable of protecting a signal circuit module. The present invention includes an electronic device using the display module. In a preferred embodiment, the electronic device provided by the present invention is a flip-flop electronic device. Preferably, the flip-flop type electronic device refers to a portable computer. In other different embodiments, however, it can also be a mobile communication device, a gaming machine, an electronic reader, or other suitable electronic device. In addition, the display module of the present invention preferably displays the backlight with edge lighting and uses a LED light bar as a backlight. However, in other different embodiments, the display mode of the display module may also be a bottom lighting, and other conventional light pipes, such as a CCFL, may be used as the backlight module.

As shown in FIG. 2, the flip-flop electronic device includes a host 100 and a display module 200. The main body 100 has a connecting side 102 and a hinge 104 that is respectively provided at both ends of the connecting side 102. The display module 200 includes a back frame 300, a display panel 400, a front cover 600, a signal circuit module 410, and a backlight module 500. The back frame 300 includes a lower edge 302 and a first side edge 304 and a second side edge 306 respectively located at opposite ends of the lower edge 302. The intermediate portion of the lower edge 302 projects outwardly to form a pallet 310, and the edge of the pallet 310 extends away from the pallet 310 to form a retaining wall 314. The two ends of the pallet 310 are respectively retracted from the first side edge 304 and the second side edge 306 into the pallet 310 and respectively form two connection notches 316. In other words, the bottom surface 312 of the back frame 300 is surrounded by the first side edge 304, the lower edge 302 and the second side edge 306, etc., and the tray 310 is interposed between the first side edge 304 and the second side edge. Between 306.

In this embodiment, each of the hinges 104 disposed on the host 100 is correspondingly received in each of the connection gaps 316 and connected to the display module 200, so that the display module 200 can be flip-connected to the host 100. The display panel 400 is disposed in the back frame 300 and is surrounded by the lower edge 302, the first side edge 304 and the second side edge 306. The signal circuit module 410 is disposed on the pallet 310 and is the retaining wall 314. Surrounded. In the embodiment shown in FIG. 2 , the signal circuit module 410 is connected to the display panel 400 via the signal connection interface 412 and electrically connected to the display panel 400 . The signal circuit module 410 is preferably referred to as a printed circuit board (PCB), and the signal connection interface 412 is preferably a flexible printed circuit (FFC).

In addition, the tray 310 preferably has an opening 320 and a support member 330. The host 100 includes a processing system 110 and a signal connection unit 108. The processing system 110 includes components having a display chip or a central processing unit (not shown) for operation by the host 100. The signal connection unit 108 having the connector 109 is electrically connected to the bottom surface of the signal circuit module 410 through the opening 320 of the tray 310. The signal of the processing system is displayed in the display module 200 by the connection of the signal connection unit 108 and the signal circuit module 410. As shown in FIG. 2, the signal connection unit 108 is preferably a flexible circuit board, a flexible cable or a general circuit line. The support member 330 connects and supports the signal circuit module 410, so that the signal circuit module 410 and the tray 310 sandwich the interlayer gap 322 for heat dissipation or other purposes. The support member 330 extends perpendicularly from the opening 320 away from the bottom surface 312 to form a support wall 332, and then extends in the direction of the vertical tray 310 to form a support surface 334. In other words, the support wall 332 near the two ends of the single support member 330 is perpendicular to the longitudinal direction of the retaining wall 314 and the signal circuit module 410, and the support surface 334 supports the bottom surface of the signal circuit module 410. A second opening 338 is further defined on the supporting surface 334. The second opening 338 corresponds to the opening 320, so that the signal connecting unit 108 can be electrically connected to the signal circuit module 410 from the opening 320 through the second opening 338.

3A is a view of another preferred embodiment of the back frame of the flip-flop type electronic device of the present invention. In this embodiment, the components of the flip-flop electronic device, such as the host 100 and the display module 200, are similar to the previous embodiments, and are not described herein. The main difference is the formation and arrangement of the tray 310. That is to say, the two ends of the pallet 310 may not be retracted from the first side edge 304 and the second side edge 306 into the pallet 310, so that the pallet 310 and the back frame are The 300 is integrally formed to form a rectangular back frame. The bottom surface 312 of the back frame 300 is surrounded by the first side edge 304, the lower edge 302 and the second side edge 306. The pallet 310 is surrounded by the first side wall 308, the retaining wall 314 and the second side wall 309, and protects the signal circuit module 410 in the pallet 310. In the embodiment shown in FIG. 3A, the tray 310 preferably protects the entire structure of the signal circuit module 410 and is hidden in the back frame 300. The retaining wall 314 of the back frame 300 prevents the signal circuit module 410 from being opposite. The side of the retaining wall 314 is collided and relatively fixed and protects the connection relationship between the signal connection interface 412 and the signal circuit module 410.

Referring to FIG. 3B, the signal circuit module 410 further includes a first signal connection interface 412 and a second signal connection interface 414, which are respectively electrically connected to the vicinity of both ends of the signal circuit module 410. The back frame 300 further includes a first support member 330, a second support member 340, a first side wall 308, and a second side wall 309. When the assembly is completed, the first support member 330 is located between the first side edge 304 and the first signal connection interface 412, and is disposed on the tray 310. The second support member 340 is located at the second side edge 306 and the second signal. The interface is connected between the interfaces 414 and disposed on the pallet 310. The first side wall 308 is disposed on the first side edge 304 and extends away from the bottom surface 312 . The second side wall 309 is disposed on the second side edge 306 and extends away from the bottom surface 312 . The first side wall 308 and the second side wall 309 correspond to each other and are arranged in parallel.

In addition, the bottom surface 312 of the back frame 300 further includes a first cutting edge 336 and a second cutting edge 346. The first cutting edge 336 is adjacent to the first side edge 304 and the lower edge 302; the second cutting edge 346 is adjacent to the second side edge 306 and the lower edge 302. The first support member 330 is formed from the first cutting slit 336 and is folded away from the bottom surface 312. The second support member 340 is formed from the second cutting slit 346 and is folded away from the bottom surface 312. In the embodiment shown in FIG. 3A and FIG. 3B, the first support member 330 and the second support member 340 are preferably integrally formed by stamping from the first cutting slit 336 and the second cutting slit 346. In other words, the first support member 330 extends perpendicularly from the first cutting slit 336 and forms a supporting wall 332 away from the bottom surface 312, and then extends to the parallel pallet 310 (ie, the protruding direction of the pallet 310) to form a supporting surface 334. The second support member 340 extends perpendicularly from the second cutting slit 346 and forms a supporting wall 332 away from the bottom surface 312, and then extends to the parallel pallet 310 to form a supporting surface 334.

In addition, the display module 200 further includes a backlight module 500 disposed in the back frame 300 and below the display panel 400. The backlight module 500 includes a light bar 510 disposed on the first side edge 304 of the back frame 300. At the first side edge 304, a first side wall 308 is formed in a direction away from the surface of the back frame 300, and the strip light source 510 is disposed inside the first side wall 308 to protect the strip light source 510 from being damaged. The strip light source 510 is preferably a plurality of LED light sources or a modular LED strip. The strip light source 510 includes a signal connection line 520, and the signal connection line 520 is electrically connected to the signal circuit module 410. The hinge of the main body 100 further includes a first hinge 104 and a second hinge 106 respectively disposed near the two ends of the signal connection unit 108, that is, near the two ends of the connection side 102. The back frame 300 further has a first connecting notch 316 and a second connecting notch 318 respectively corresponding to and accommodating the first hinge 106 and the second hinge 108, so that the first hinge 106 and the second hinge 108 are connected to the display module 200, and The display module 200 can be connected to the host 100 in a flipping manner.

It should be noted that the tray 310 is preferably integrally formed with the back frame 300, for example, by stamping, punching, or other suitable means. That is to say, the opening 320 on the pallet 310, the support member/first support member 330, and the second support member 340 are integrally formed with the back frame 300. However, in the embodiment shown in FIG. 4, the first support member 330 and the second support member 340 of the pallet 310 may also be combined with the back frame 300 by screwing, riveting, bonding, or the like.

In order to provide a larger support area and support the signal circuit module 410, the first support member 330 and the second support member 340 preferably have a larger area of the support surface 334. Different from the above embodiment, as shown in FIG. 4, the supporting surface 334 of the first supporting member 330 and the second supporting member 340 can further extend in the longitudinal extension direction of the signal circuit module 410, that is, the parallel supporting wall 332. The side end 335 extends in the direction to connect and support the bottom surface of the signal circuit module 410. In other words, the support surface 332 is further disposed to be disposed below the connection position of the signal connection interface (not shown) and the signal circuit module (not shown). In this embodiment, the first side wall 308 further includes a first side retaining wall 360 extending inwardly away from the first side wall 308 body and overlapping the bottom surface 316, the first side retaining wall 360, the first side The wall 308 body and the bottom surface 316 together form a Shape structure. The first side retaining wall 360 preferably has the effect of protecting the strip light source of the backlight module.

As shown in FIG. 5 , the present invention further provides a display module 200 including a back frame 300 , a display panel 400 , and a signal circuit module 410 . The back frame 300 includes a lower edge 302 and a first side edge 304 and a second side edge 306 respectively located at opposite ends of the lower edge 302. A bracket 310 is formed adjacent the intermediate portion of the lower edge 302, and the edge of the pallet 310 extends away from the bottom surface 312 of the pallet 310 to form a retaining wall 314. Referring to FIG. 6 and FIG. 7 simultaneously, the pallet 310 is provided with a first support member 330 and a second support member (only one of which is shown). The support member 330 extends vertically from the tray 310 to form a support wall 332, and then extends to the parallel tray 310 to form a support surface 334. The support surface 334 is connected to and supports the bottom surface of the signal circuit module 410. For the other changes of the structure of the support plate 310 and the supporting member 330, please refer to the foregoing embodiment, and details are not described herein again.

The display panel 400 is disposed in the back frame 300 and is surrounded by the first side wall 308, the retaining wall 314, and the second side wall 309. The signal circuit module 410 is disposed on the support member 330 of the tray 310. The support surface 334 of the support member 330 and the signal circuit module 410 respectively have a first combination hole 350 and a second combination hole 420. In the embodiment shown in FIG. 7, the signal circuit module 410 is preferably connected by a connecting member 370, such as a screw, bolt or nut combination or other suitable connecting member, through the first combined hole 350 and the second. The combination hole 420 is fixed to the first support member 330 and the second support member (not shown). The signal circuit module 410 is electrically connected to the display panel 400, and is connected to the vicinity of both ends of the signal circuit module 410 by the first signal connection interface 412 and the second signal connection interface 414, respectively. The support member 330 further has a sandwich gap 322 interposed between the signal circuit module 410 and the tray 310 for use in a heat dissipation or signal connection unit (not shown).

In addition, in the embodiment, the display module 400 further includes a backlight module 500, as shown in FIGS. 6 and 7. The backlight module 500 is disposed between the display panel 400 and the back frame 300, and is preferably provided with a backlight by a side-lit LED strip (not shown). However, in other different embodiments, the display module 400 can also emit light from a conventional light source such as a direct-lit CCFL.

The present invention has been described by the above-described related embodiments, but the above embodiments are merely examples for implementing the present invention. It must be noted that the disclosed embodiments do not limit the scope of the invention. Modifications and equivalent arrangements made in accordance with the spirit and principles of the invention are included in the scope of the appended claims.

100. . . Host

102. . . Connecting side

104. . . Reaming / first reaming

106. . . Second hinge

108. . . Signal connection unit

109. . . Connector

110. . . Processing system

200. . . Display module

300. . . Back frame

302. . . Lower edge

304. . . First side edge

306. . . Second side edge

308. . . First side wall

309. . . Second side wall

310. . . Pallet

312. . . Bottom

314. . . Retaining wall

316. . . Connection gap / first connection gap

318. . . Second connection gap

320. . . Opening

322. . . Interlayer void

330. . . Support/first support

332. . . Support wall

334. . . Support surface

335. . . Side end

336. . . First cut

338. . . Second opening

340. . . Second support

346. . . Second cutting

350. . . First combination hole

360. . . First side retaining wall

370. . . Connecting element

400. . . Display panel

410. . . Signal circuit module

412. . . Signal connection interface

420. . . Second combination hole

500. . . Backlight module

510. . . Strip light source

520. . . Signal cable

600. . . The front cover

1A is a schematic diagram of a conventional display module;

1B is a schematic view of a back frame of a conventional display module;

2 is a view showing a first embodiment of a flip-flop type electronic device of the present invention;

3A is a view showing another embodiment of the back frame of the present invention;

3B is a view showing a second embodiment of the flip-flop type electronic device of the present invention;

4 is a view showing still another embodiment of a back frame of the flip-flop type electronic device of the present invention;

Figure 5 is a combination diagram of the display module of the present invention;

Figure 6 is a cross-sectional view of the direction of Figure 5A-A and its enlarged view;

Figure 7 is a side elevational view of the display module of the present invention.

100. . . Host

102. . . Connecting side

104. . . First articulation

106. . . Second hinge

108. . . Signal connection unit

109. . . Connector

200. . . Display module

300. . . Back frame

302. . . Lower edge

304. . . First side edge

306. . . Second side edge

308. . . First side wall

309. . . Second side wall

310. . . Pallet

312. . . Bottom

314. . . Retaining wall

316. . . First connection gap

318. . . Second connection gap

320. . . Opening

322. . . Interlayer void

330. . . First support

332. . . Support wall

334. . . Support surface

336. . . First cut

340. . . Second support

346. . . Second cutting

350. . . First combination hole

400. . . Display panel

410. . . Signal circuit module

412. . . Signal connection interface

500. . . Backlight module

510. . . Strip light source

520. . . Signal cable

Claims (31)

A flip-flop type electronic device comprising: a main body, comprising a connecting side, wherein two ends of the connecting side are respectively provided with a hinge; and a display module comprising: a back frame, including a lower edge and two lower edges respectively a first side edge and a second side edge of the end projecting outwardly from the middle portion of the lower edge to form a supporting plate, the edge of the supporting plate extending away from a bottom surface of the supporting plate to form a retaining wall; The support plate is provided with a support member, and the two ends of the support plate are respectively retracted from the first side edge and the second side edge to form a connection gap, and the hinges of the main body respectively Correspondingly being received in the connection gaps and connected to the display module; a display panel disposed in the back frame and surrounded by the lower edge, the first side edge and the second side edge; and a signal circuit module The signal circuit module is electrically connected to the display panel; wherein the support member connects and supports the signal circuit module to enable the signal a clamp between the circuit module and the pallet Gap. The flip-flop electronic device of claim 1, wherein the tray has an opening, the host comprises a processing system and a signal connecting unit, the signal connecting unit passes through the opening of the tray and The signal circuit module and the processing system are electrically connected respectively. The flip-flop electronic device of claim 1, wherein the support member extends perpendicularly from the bottom surface of the tray to form a support wall, and then is folded in parallel The support plate extends to form a support surface that connects and supports the bottom surface of the signal circuit module. The flip-flop electronic device of claim 3, wherein the support surface extends along an extension direction of the signal circuit module and protrudes from a side end of the support wall. The flip-flop type electronic device of claim 1, wherein the display module comprises a signal connection interface, and the signal connection interface is electrically connected to the display panel and the signal circuit module, respectively. The side edge of the interface is connected with respect to the signal. The flip-flop electronic device of claim 5, wherein the support member comprises a support surface extending below the connection position of the signal connection interface and the signal circuit module. The flip-flop electronic device of claim 1, further comprising a backlight module disposed in the back frame and located under the display panel, the backlight module comprising a light source disposed on the back frame a first side edge; wherein, at the first side edge, a first side wall is formed to extend away from the surface of the back frame, and the strip light source is disposed inside the first side wall. The flip-flop electronic device of claim 7, wherein the strip light source comprises a signal connection line, and the signal connection line is electrically connected to the signal circuit module. A display module includes: a back frame including a lower edge and a first side edge and a second side edge respectively located at one end of the lower edge, and a portion adjacent to the lower edge forms a pallet, the pallet The edge extends away from a bottom surface of the pallet to form a retaining wall; wherein the pallet is disposed a display panel is disposed in the back frame and surrounded by the lower edge, the first side edge and the second side edge; and a signal circuit module is disposed on the pallet, and Surrounded by the retaining wall, the signal circuit module is not overlapped with the display panel and electrically connected to the display panel; wherein the support member connects and supports the signal circuit module to enable the signal circuit module and A sandwich gap is sandwiched between the pallets. The display module of claim 9, wherein the two ends of the tray are respectively retracted from the first side edge and the second side edge to form a connection gap. The display module of claim 9, further comprising a signal connection unit, wherein the tray forms an opening, and the signal connection unit is electrically connected to the signal circuit module through the opening of the tray group. The display module of claim 9, wherein the support member extends vertically from the support plate to form a support wall, and then extends parallel to the support plate to form a support surface, the support surface is connected and supported The bottom surface of the signal circuit module. The display module of claim 12, wherein the support surface extends along an extension direction of the signal circuit module and protrudes from a side end of the support wall. The display module of claim 9, wherein the display module comprises a signal connection interface, and the signal connection interface is electrically connected to the display panel and the signal circuit module, respectively. The signal is connected to the side edge of the interface. The display module of claim 14, wherein the support package The support surface extends to a position below the connection position of the signal connection interface and the signal circuit module. The display module of claim 9, further comprising a backlight module disposed in the back frame and located under the display panel, the backlight module comprising a first light source disposed on the back frame a side edge; wherein the first side edge extends away from the surface of the back frame to form a first side wall, and the strip light source is disposed inside the first side wall. The display module of claim 16, wherein the strip light source comprises a signal connection line, and the signal connection line is electrically connected to the signal circuit module. A back frame includes: a bottom surface including a first side edge, a lower edge, and a second side edge connected to each other in sequence, and a tray between the first side edge and the second side edge, and adjacent The first support member is disposed on the support plate and adjacent to the first side edge; a second support member is disposed on the support plate and adjacent to the second side edge; The first side wall is disposed on the first side edge and extends away from the bottom surface; a retaining wall is disposed on the lower edge and extends away from the bottom surface; and a second side wall is disposed on the first side wall The second side edge extends away from the bottom surface, wherein the first support member and the second support member are connected to and support a signal circuit module to connect the signal circuit module and the tray There is a sandwich gap. The back frame described in claim 18, wherein the bottom surface has a first A cutting slit adjacent to the first side edge and the lower edge. The back frame of claim 19, wherein the first support member is formed from the first cutting slit and folded away from the bottom surface. The back frame of claim 18, wherein the bottom surface has a second cutting edge adjacent to the second side edge and the lower edge. The back frame of claim 21, wherein the second support member is formed from the second cutting slit and folded away from the bottom surface. A display module, comprising: a back frame according to any one of claims 18 to 22; a display panel disposed above the bottom surface of the back frame; a first signal connection interface Electrically connecting the display panel adjacent to the first side edge and the bottom edge; a second signal connection interface electrically connecting the display panel adjacent to the second side edge and the bottom edge; The signal circuit module is electrically connected to the first signal connection interface and the second signal connection interface, and is fixed to the first support member and the second support member. The display module of claim 23, wherein the first support member is located between the first side edge and the first signal connection interface. The display module of claim 23, wherein the second support member is located between the second side edge and the second signal connection interface. The display module of claim 23, further comprising a backlight module disposed between the back frame and the display panel. The display module of claim 23, wherein the back frame is separately packaged The first side wall is disposed on the first side edge and extends away from the bottom surface. The display module of claim 27, wherein the first side wall further comprises a first side retaining wall extending away from the first side wall and overlapping the bottom surface. An electronic device, comprising: the display module according to any one of claims 23 to 28, wherein the back frame of the back frame further has an opening; and a host includes a signal connecting unit The signal connection unit passes through the opening and is electrically connected to the signal circuit module. A display type electronic device, comprising: the display module according to any one of claims 23 to 28; and a host comprising a first hinge and a second hinge, respectively configured Near the two ends of the signal connection unit. The flip-flop electronic device of claim 30, wherein the back frame further has a first connecting notch and a second connecting notch respectively corresponding to and accommodating the first hinge and the second hinge.