WO2018161738A1

WO2018161738A1 - Modular display light box

Info

Publication number: WO2018161738A1
Application number: PCT/CN2018/074592
Authority: WO
Inventors: 孙晓球
Original assignee: 江苏霍克展示器材有限公司
Priority date: 2017-03-05
Filing date: 2018-01-30
Publication date: 2018-09-13

Abstract

A modular display light box, comprising a frame. The frame comprises an upper transverse frame module, a lower transverse frame module, a vertical frame module and a corner module (2); the upper transverse frame module, the lower transverse frame module and the vertical frame module all comprise profiles (1); the profiles (1) are provided with a through hole (1-d), a connecting groove (1-b) and a light bar groove (1-c); the corner module (2) is provided with a turning passage cavity (2-b); the vertical frame module also comprises an LED light bar (5) embedded in the light bar groove (1-c) of the profile, a power adapter (6) arranged in the through hole (1-d) of the profile, and a power connector (7) arranged at one end or both ends of the through hole (1-d) of the profile; the upper transverse frame module also comprises electrical connectors (7) arranged at both ends of the through holes (1-d) of the profile, wherein the electrical connectors (7) are respectively arranged at the two ends of the passage cavities of the two upper corner modules (2), the relevant modules are connected therebetween by means of a pair of quick connection locks, and the circuits between the relevant modules are connected by plugging in opposite electrical connectors (7). The modular structure makes the assembly of a display light box very convenient and fast; the disassembled package is small in size and easy to carry; and the internal wires are hidden, thus ensuring a picture effect.

Description

Modular display light box

Technical field

The invention relates to a display light box.

Background technique

The display light box has a strong advertising effect and is widely used. The utility model with Chinese patent application number 201620795699.X provides a light box comprising a frame, a light cloth and a light bar arranged on the frame, the frame is formed by splicing the profiles, the profiles are welded, and the two light cloths are positive. For a light-emitting surface with several light bars. The light box of the above utility model is suitably fixed on a certain platform. For the display light boxes that need to be transported at different display places, in order to facilitate the display and transportation of the light boxes, the frames are detachably connected by profiles, but the display light boxes need to be assembled and disassembled on site. When assembling, the profile should be installed as a frame first, then the light source and power adapter (power transformer) should be installed in the frame. Power wiring, transformer wiring, LED light bar wiring are required, and then the external power plug can be used normally. Tools are not only labor-intensive, time-consuming, laborious, but also prone to errors. Every time you need an external 110V ~ 220V power supply, there is a certain security risk. Since each time the light box is assembled, the connection of the internal wires is involved, and the position of the wires is not fixed. It is possible that the position of the wires is close to the light box screen when a certain connection is made, and when the light box is bright, the wires may be reflected on the screen. Shadows, which affect the picture.

Summary of the invention

The object of the present invention is to provide a modular display light box which is convenient to assemble and disassemble.

In order to achieve the above object, the present invention adopts the following technical solution: a modular display light box, including a frame, an LED light bar, and a power adapter, and the frame includes an upper horizontal frame side, a lower horizontal frame side, two side vertical frame sides, and a connecting horizontal frame. The corner module on the side and the vertical frame side, the upper horizontal frame side, the lower horizontal frame side and the two side vertical frame sides respectively have more than one upper horizontal frame module, lower horizontal frame module and mullion module, and the upper horizontal frame module, The lower horizontal frame module and the vertical frame module each include a profile having a panel, a back plate and two side plates, the inner side of the panel and the space between the two middle side plates are through holes, and the outer sides of the two middle side plates are connected a slot, a gap between the outer side of the backboard and the two rear side panels is a light bar slot, and the corner module is provided with a turned through cavity; the mullion module further includes a space embedded in the light bar slot of the profile The LED light bar, the power adapter disposed in the through hole of the profile, and the electrical connector disposed at one end or both ends of the through hole of the profile; the upper frame module further includes an electrical connector disposed at two ends of the through hole of the profile; The corner module of the side has electrical connections at both ends of the through cavity An external power socket is disposed in an outer wall opening of the lower corner module, and an electrical connector is disposed at one end of the through cavity of the corner module; the related modules are connected by a pair of quick connection locks, and the related modules are The circuits are connected by plugging in opposite electrical connectors.

The upper horizontal frame module is connected to the mullion module through a pair of quick connection locks at both ends of the upper corner module, and the electrical connectors of the upper corner module and the corresponding upper horizontal frame module and the mullion module are respectively The connector is plugged in; the two lower corner modules respectively connect the lower horizontal frame module and the mullion module through a pair of quick connection locks, and the electrical connector of the corner module of the external power socket and the lower end of the connected mullion module are The electrical connector is plugged in.

For the upper horizontal frame side composed of at least two upper horizontal frame modules, the adjacent two horizontal frame modules are connected by a pair of quick connection locks, and the opposite electrical connectors on the adjacent two horizontal frame modules Plugging; for the lower horizontal frame side composed of at least two lower horizontal frame modules, the adjacent two lower horizontal frame modules are connected by a pair of quick connection locks; for at least two mullion modules The two adjacent mullion modules are connected by a pair of quick connect locks, and the opposite electrical connectors on the adjacent two mullion modules are plugged.

The quick connect lock comprises a fixing plate, a curved spring steel piece and a locking member, the fixing plate is provided with a window, the curved spring steel piece is located in the window, the locking piece comprises a cam, a cam shaft and a radial handle, the cam The camshaft is connected between the two side walls of the fixing plate window and is in the curved spring steel piece, and the portion of the fixing plate provided with the curved spring steel piece is inserted into the corresponding connecting groove of the profile, when the handle is rotated to the fixed plate The front faces are parallel, the cams abut against the bottom of the curved spring steel sheets, and the bottoms of the curved spring steel sheets are brought into close contact with the outer side faces of the side panels of the middle section of the profile for connection.

For the quick connection lock used for the connection between the corner module and the related module, the fixing plate is a single-head fixing plate, and the single-head fixing plate has a window at one end, and the windowless end of the single-head fixing plate is fixed on the corner module, and the window end Insert the curved spring steel sheet into the corresponding connecting groove of the profile of the junction module.

For the quick connection lock of the two related modules with profiles, the fixing plate adopts a single-head fixing plate, and the single-head fixing plate has a window at one end, and the windowless end of the single-head fixing plate is inserted into one of the modules. The corresponding connecting groove of the profile is fixed on the profile by screws, and the window end of the single-head fixing plate is inserted into the corresponding connecting groove of the profile of the other connecting module with the curved spring steel piece.

For the quick connection lock of the connection of two related modules with profiles, the fixing plate is a double-head fixing plate, the double-head fixing plate has a window at both ends, and a window end of the double-head fixing plate carries a curved spring steel The sheet is inserted into the corresponding connecting groove of the profile of one of the joining modules, and the other window end of the double-headed fixing plate is inserted into the corresponding connecting groove of the profile of the other joining module with the curved spring steel piece.

The quick connect lock comprises a fixing plate, a strip spring steel piece and a locking member, the fixing plate has a gap between the strip spring steel piece, the fixing plate is provided with a window, and the locking piece comprises a cam, a cam shaft and a radial direction The handle, the cam is connected between the two side walls of the fixing plate through the cam shaft and on the outer side of the strip spring steel sheet, and when the handle is rotated parallel to the front surface of the fixing plate, the cam abuts against the strip spring steel sheet.

For the quick connection lock used for the connection between the corner module and the related module, the windowless end of the fixing plate and the end of the strip spring steel piece are fixedly connected with the corner module, the window end of the fixing plate and the strip spring steel piece are additionally One end is inserted into the corresponding connecting groove of the profile, and when the cam abuts against the strip spring steel piece, the strip spring steel piece is closely attached to the outer side surface of the side section of the middle section of the profile, and the corner module is connected and locked with the profile.

For the quick connection lock of the connection of two related modules with profiles, the windowless end of the fixing plate and one end of the strip spring steel piece are respectively inserted into the corresponding connecting grooves of the profile of a module and fixed by screws on the profile Upper, the window end of the fixing plate and the other end of the strip spring steel piece are respectively inserted into the corresponding connecting groove of another profile. When the cam is pressed against the strip spring steel piece, the strip spring steel piece is closely attached to the middle section of the profile section. On the outside side, the two profiles are connected and locked.

DRAWINGS

Fig. 1 is a perspective view of the first embodiment.

Figure 2 is a cross-sectional view of the profile.

3 is a perspective view of a corner module.

4 is a cross-sectional view of the corner module.

Figure 5 is a view of a mullion module with an electrical connector at one end.

Fig. 6 is an enlarged view of a portion I of Fig. 5;

Figure 7 is a connection diagram of the upper cross frame module and the two corner modules.

Fig. 8 is an enlarged view of a portion II of Fig. 7;

Fig. 9 is an enlarged view of a portion III of Fig. 7;

Figure 10 is a connection diagram of the lower cross frame module and the two corner modules.

Fig. 11 is an enlarged view of a portion IV of Fig. 10;

Figure 12 is a connection diagram of the corner module.

Fig. 13 is an enlarged view of A-A of Fig. 12;

Figure 14 is a perspective view of the quick connect lock in the first embodiment.

Figure 15 is a structural view of the quick connect lock in the first embodiment.

Figure 16 is a perspective view of the locking member.

Figure 17 is a plan view of the locking member.

Figure 18 is a view showing the deformation of the first type of quick connect lock.

Fig. 19 is a perspective view of the second embodiment.

Figure 20 is a view of a mullion module in which an electrical connector is disposed at both ends of a mullion side composed of two mullion modules.

Fig. 21 is an enlarged view of a portion V of Fig. 20;

Figure 22 is a connection diagram of a module profile and a quick connect lock in a mullion side composed of two mullion modules.

Figure 23 is a perspective view of the quick connect lock in the second embodiment.

Figure 24 is a structural diagram of the quick connect lock in the second embodiment.

Figure 25 is a connection diagram of the corner module of the third embodiment and the fixing plate of the quick connect lock and the spring steel piece.

Figure 26 is a structural view of a corner module and a quick connect lock of the third embodiment.

Figure 27 is a connection diagram of a profile of a module and a quick connect lock in the fourth embodiment.

detailed description

(Example 1)

1 to 18, the embodiment 1 includes a frame, an LED light bar 5, and a power adapter 6. The frame includes an upper horizontal frame side, a lower horizontal frame side, two side vertical frame sides, and a corner module 2 connecting the horizontal and vertical frame sides. .

As shown in FIG. 1 to FIG. 4, the upper horizontal frame side of the embodiment has an upper horizontal frame module F, the lower horizontal frame side has a lower horizontal frame module G, and the two side vertical frame sides each have a mullion module E. . Each module comprises a profile 1 having a panel 1-1, a backing plate 1-3, two clamping plates 1-2 and two side plates, the clamping plates 1-2 being parallel to the panel 1-1 and the gap between the two plates The inner side of the panel 1-1 and the space between the two middle side panels 1-4 are through holes 1-d, and the outer sides of the two middle side panels 1-4 are connecting slots 1-b. The gap between the outer side of the backboard 1-3 and the two rear side panels 1-5 is the light bar slot 1-c. The two connection grooves 1-b are on the left and right sides of the through holes 1-d.

In this embodiment, the four corner modules 2 are disposed on the upper and lower sides, and the corner module 2 is provided with a turning through cavity 2-b extending through the two ends. The corner angle α of the corner module 2 is 60-120°, and the corner angle α of the corner module 2 of the embodiment is 90°, and a right-angled inlay groove 2-a is provided on each of the two sides.

5 and 6, the mullion module E further includes the LED light bar 5 embedded in the profile light bar slot 1-c, and the power adapter 6 disposed in the profile through hole 1-d. And an electrical connector 7 disposed at one or both ends of the profile through hole 1-d. In this embodiment, the electrical connector 7 (left side in FIG. 1) is disposed on the upper end of the mullion module on one side, and the electrical connector 7 is disposed on both ends of the mullion module on the other side. In order to facilitate the assembly on site, it is not necessary to distinguish two different mullion modules, and the mullion module with the electrical connector 7 at both ends may be used, wherein the electrical connector at the lower end of the one mullion module may be omitted.

7 to 9, the upper frame module F further includes an electrical connector 7 disposed at both ends of the profile through hole 1-d.

7 to 9, the two upper corner modules are provided with electrical connectors 7 at both ends of the through cavity 2-b.

Referring to FIG. 1 , FIG. 10 and FIG. 11 , an outer wall of one of the two lower corner modules 2 (the lower right corner in FIG. 1 ) is provided with an opening communicating with the through cavity 2-b, and the opening is opened. An external power socket 8 is disposed therein, and an electrical connector 7 is disposed at one end of the through cavity 2-b of the corner module 2.

There is no electrical component in the lower horizontal frame module, and no electrical connector is provided at both ends, and a plastic connector 11 is disposed at both ends of the lower horizontal frame module. For the convenience of assembly, electrical connectors are arranged at both ends of the lower horizontal frame module. Although the conductive function is not effective, the upper and lower horizontal frame modules can be used universally.

The circuit in the module and the circuit in the corner module are connected in a conventional manner, the wire is in the through hole 1-d of the profile and in the through cavity 2-b of the corner module 2, and the wire is hidden.

Referring to FIGS. 1 to 9, the right end of the corner module 2 on the upper left side of FIG. 1 is connected to the left end of the profile of the upper frame module F through a pair of quick connect locks 3, and the lower end of the left upper corner corner module is passed through a pair of quick connect locks 3 Connected to the upper end of the profile of the mullion module E, and the electrical connector 7 at the right end of the upper left corner module is plugged into the electrical connector 7 at the left end of the connected upper frame module F, and the electrical connector 7 at the lower end of the left upper corner module is The electrical connector 7 at the upper end of the mullion module E is plugged. The left end of the right upper corner module 2 in FIG. 1 is connected to the right end of the profile of the upper transverse frame module F through a pair of quick connect locks 3, and the lower end of the right upper corner corner module passes through a pair of quick connect locks 3 and the profile of the mullion module E. The upper end is connected, and the electrical connector 7 at the left end of the right upper corner module is connected to the electrical connector 7 at the upper end of the connected upper frame module F, and the electrical connector 7 at the lower end of the right upper corner module and the upper end of the mullion module E are electrically connected. The connector 7 is plugged in, thus completing the connection of the upper frame module F and the two mullion modules E.

1 to 6, 10 to 11 and FIG. 22, the right end of the lower left corner module of FIG. 1 is connected to the left end of the profile of the lower transverse frame module G through a pair of quick connect locks 3, and the lower left corner module The upper end of 2 is connected to the lower end of the profile of the mullion module E by a pair of quick connect locks 3. The left end of the right lower corner module in FIG. 1 is connected to the right end of the profile of the lower cross frame module G through a pair of quick connect locks 3, and the upper end of the right lower corner corner module 2 passes through a pair of quick connect locks 3 and the profile of the mullion module E. The lower end is connected. The electrical connector 7 at the upper end of the right lower corner module 2 is inserted into the electrical connector 7 at the lower end of the mullion module E, thus completing the connection of the lower transverse frame module F and the two mullion modules E.

Two support legs 10 are hinged on the lower cross frame module G and can be stored under the lower cross frame module G.

It should be noted that the electrical connector 7 includes a socket and a plug, and the two electrical connectors 7 are plugged together, and must be plugged into the socket and the plug.

Referring to Figures 14 to 17, 23 to 24, the quick connect lock 3 includes a fixed plate 3-1, a curved spring steel piece 3-2 and a locking member 3-3, and the fixed plate 3-1 has a window at one end. 3-a is a single-head fixing plate 3-1A, and a double-head fixing plate 3-1B having windows 3-a at both ends. A shaft hole 3-b is disposed on each of the two side walls of the corresponding window 3-a of the fixing plate 3-1, and the main groove 3 is disposed on the front surface of the fixing plate 3-1 at both ends of the window 3-a. c, the curved spring steel piece 3-2 has two fins 3-2-1, the curved spring steel piece 3-2 is in the window 3-a and its two fins 3-2-1 are respectively placed on the two main concaves In slot 3-c. A spare groove 3-d is disposed on the back surface of the fixing plate at both ends of the window 3-a, and the spare groove 3-d is shallower than the main groove 3-c, and the back surface and the front surface of the fixing plate can be exchanged for use. To adapt to different heights of spring steel sheet 2. The locking member 3-3 includes a cam 3-3-1, a cam shaft 3-3-2, and a radial handle 3-3-3, and the cam 3-3-1 and the handle 3-3-3 are integrally molded parts. The cam 3-3-1 is disposed between the shaft holes 3-b of the side walls of the fixed plate through the cam shaft 3-2 and is in the curved spring steel piece 3-2. The handle 3-3-3 protrudes from the window 3-a on the outer side of the fixed plate 3-1, and when the handle 3-3-3 is rotated to be parallel or attached to the front surface of the fixed plate 3-1, the cam 3-3-1 It is pressed against the bottom of the curved spring steel piece 3-2.

Referring to FIG. 12 to FIG. 13 , the connection between the corner module 2 and the related module, the fixed plate 3-1 of the pair of quick connection locks 3 is a single-head fixing plate 3-1A, and the above related module refers to the upper horizontal frame. Module F is either a mullion module E or a lower frame module G. The two single-head fixing plates 3-1A of the pair of quick-connect locks 3 are parallel, and the windowless end of the single-head fixing plate 3-1A is fixedly connected with the corner module 2, and the window end of the fixing plate 3-1 is provided with a curved spring steel. The piece is inserted into the corresponding connecting groove 1-b of the profile 1 of the relevant module, and the handle is rotated. When the handle is parallel or attached to the outer side of the fixed plate 3-1, the cam 3-3-1 is pressed against the curved spring steel plate 3- At the bottom of 2, the curved spring steel piece 3-2 is deformed and pressed against the outer side surface of the corresponding middle side plate 1-4, and the corner module 2 is connected and locked with the profile 1. When the handle is in the up state, the cam 3-3-1 is disengaged from the curved spring steel piece 3-2, and the fixing plate 3-1 fixedly connected to the corner module 2 can be pulled out from the connecting groove 1-b of the profile 1, The corner module 2 can be disengaged from the associated module.

Figure 18 shows a modification of the single-head fixing plate 3-1A. The windowless ends of the two single-head fixing plates 3-1A are extended and connected, and bent at an angle, so that two of the two sides of the corner module are disposed on the same side. A single-head fixing plate 3-1A is connected for easy processing.

As shown in FIG. 1 to FIG. 3, the two sides of the corner module 2 are respectively provided with an inlay groove 2-a, and the two sides of the profile 1 are respectively provided with an inlay groove 1-a, and the corner module 2 and the cloth on the profile 1 are used. In the slot installation screen, the screen can be double-sided or face-to-face. When the light is on, the picture is bright and has a good picture effect. Due to the modular structure, the assembly and disassembly is convenient.

Example 2

19 to FIG. 24, the upper horizontal frame side of the frame of the embodiment 2 has an upper horizontal frame module F, the lower horizontal frame side has a lower horizontal frame module G, and the two sides of the vertical frame have two mullions. Module E, a pair of quick connect locks 3 using a fixed plate 3-1 as a double-head fixed plate 3-1B, the profiles of the upper and lower mullion modules are connected, and the electrical connectors 7 and the lower end of the upper mullion module E are connected. The electrical connector 7 at the upper end of the mullion module E is plugged.

In this embodiment, one end of the double-head fixing plate 3-1B of each quick-connecting lock 3 is inserted into the corresponding connecting groove 1-b of one of the mullion module profiles 1 with a curved spring steel piece 3-2, double The other end of the head fixing plate 3-1B is inserted into the corresponding connecting groove 1-b of the other mullion module profile with the curved spring steel piece 3-2, and the fixing plate and the mullion can be re-fixed with the screw 9. The profile of the module is connected. When the cam 3-3 abuts against the bottom of the curved spring steel piece 3-2, the bottom of the curved spring steel piece 3-2 is in close contact with the outer side surface of the middle section side plate 1-4 of the upper mullion module profile, two The profiles 1 are connected and locked.

The other connections are the same as in Embodiment 1, and will not be repeated.

In the above implementation 2, the fixing plate 3-1 of the pair of quick connection locks 3 connecting the two mullion modules E can be a single-head fixing plate 3-1A, and the windowless end of the single-head fixing plate 3-1A is inserted into one of them. The corresponding connecting groove 1-b of the mullion module profile 1 is fixed on the mullion module profile by screws 9, and the window end of the single-head fixing plate 3-1A is inserted with the curved spring steel piece 3-2. The corresponding stile module profile is in the corresponding connection slot 1-b.

Example 3

Referring to FIG. 19 and FIG. 25 to FIG. 27, the upper horizontal frame side of the frame of the embodiment 3 has an upper horizontal frame module F, the lower horizontal frame side has a lower horizontal frame module G, and the two sides of the vertical frame have two sides. Box mullion module E. The quick connect lock 3 includes a fixing plate 3-1, a strip spring steel piece 3-4 and a locking piece 3-3, and a gap between the fixing plate 3-1 and the strip spring steel piece 3-4, the fixing plate A window is provided on the fixing plate 3-1, and the two side walls of the corresponding window 3-a are respectively provided with a shaft hole 3-b. The locking member 3-3 includes a cam 3-3-1 and a cam shaft 3-3- 2 and the radial handle 3-3-3, the cam 3-3-1 is connected between the shaft holes 3-b of the two side walls of the fixing plate via the cam shaft 3-2 and is outside the strip spring steel piece 3-2 . One end of the fixing plate 3-1 and one end of the strip spring steel piece 3-4 are fixedly connected to the corner module 2, and the other end of the fixing plate 3-1 is inserted into the corresponding connecting groove 1-b of the profile 1, when the cam 3-3 Close to the strip spring steel piece 3-2, causing the strip spring steel piece 3-4 to be deformed to be in close contact with the outer side surface of the profile middle side plate 1-4, the corner module 2 is connected with the profile 1 of the relevant module and locked tight. Connecting between the upper and lower stile modules The windowless end of the quick connect lock 3 and one end of the strip spring steel 3-4 are inserted into the connecting groove 1-b of the profile 1 of the relevant module and fixed by the screw 9 On the profile, the window end of the fixing plate 3-1 of the quick connect lock 3 and the other end of the strip spring steel piece 3-4 are inserted into the corresponding connecting grooves 1-b of the profile 1 of another related module, when the cam 3-3 -1 is abutted against the strip spring steel piece 3-4, and the strip spring steel piece 3-4 is deformed and pressed against the outer side surface of the side section side plate 1-4 of the profile, and the two profiles 1 are connected and locked.

The fixing plate 3-1 of the quick connect lock 3 of the embodiment 3 can also adopt a double-head fixing plate.

The other connections are the same as in Embodiment 2 and will not be repeated.

The above embodiments are merely illustrative of the invention and are not intended to limit the embodiments of the invention. For those of ordinary skill in the art, other different forms of changes or variations may be made based on the above description. For example, the upper horizontal frame has two upper horizontal frame modules F, and the lower horizontal frame has two lower horizontal frames. The module G is connected between the two upper frame modules F by the quick connection lock 3, and the corresponding electrical connector 7 is plugged. The two lower frame modules G are connected by a quick connection lock 3. Each side of the vertical frame has three mullion modules E and the like. For example, the corner angles of the two upper corner modules 2 are 120°, and the corner angles of the two lower corner modules 2 are 60°, and the frame is trapezoidal. For example, if the corner angle of the corner module 2 is 120°, the frame is hexagonal, and the hexagonal frame has an upper horizontal frame and a lower horizontal frame, and the two vertical frames are each composed of two mullion modules. All embodiments are not exemplified herein.

Industrial applicability

The invention has the following positive effects:

1. The invention has an upper horizontal frame module, a lower horizontal frame module, a vertical frame module and a corner module. The corner module and the module, the module and the module are connected by a quick connection lock, and the circuit is electrically connected through the electrical connector, because the module is The structure, so the assembly of the light box is very convenient and fast.

2. Since the wire is in the through hole of the profile and in the through cavity of the corner module, there is no phenomenon of wire shadow on the screen to ensure the effect of the picture.

3. The connection of the invention to the external power source also passes through the electrical connector, and it is not necessary to temporarily connect the wires at the site, and is safe in use.

4. The invention is an ultra-thin light box, and the screen is embedded in the inlay groove of the profile, and the picture can be single-sided or double-sided, and the package after splitting is small in size and convenient to carry.

5. The quick connection lock installed on the corner module of the invention is the same as the quick connection lock mounted on the profile, and has the advantages of simple structure and convenient use, and the corner module is uniform, and the electrical components are mounted on the profile as needed to become different. Module, so processing is convenient, which is beneficial to reduce costs.

6. The length of the profile can be selected, and the light box of different specifications can be provided according to the requirements of the dealer, which is convenient for the dealer.

Claims

A modular display light box comprises a frame, an LED light bar (5) and a power adapter (6). The frame comprises an upper horizontal frame edge, a lower horizontal frame edge, two side vertical frame edges, and a horizontal frame edge and a vertical frame edge. The corner module (2) has an upper horizontal frame module (F), a lower horizontal frame module (G) and a mullion module (E) respectively on the upper horizontal frame side, the lower horizontal frame side and the two side vertical frame sides, respectively. And the upper horizontal frame module (F), the lower horizontal frame module (G) and the mullion module (E) each comprise a profile (1), characterized in that the profile (1) has a panel (1-1) and a backboard (1-3) and the side plates, the inside of the panel (1-1) and the space between the two middle side plates (1-4) are through holes (1-d), and the two middle side plates (1-4) The outer sides are respectively connecting grooves (1-b), and the gap between the outer side of the back plate (1-3) and the two rear side plates (1-5) is a light bar groove (1-c), the corner The module (2) is provided with a turning through cavity (2-b); the mullion module (E) further comprises the LED light bar (5) embedded in the profile light bar slot (1-c), setting The power adapter (6) in the profile through hole (1-d) and the electrical connector (7) disposed at one or both ends of the profile through hole (1-d); the upper horizontal frame module (F) further includes settings Profile through hole (1- d) electrical connectors (7) at both ends; electrical connection connectors (7) are provided at both ends of the through cavity (2-b) of the two upper corner modules (2); the outer wall of one of the lower corner modules An external power socket (8) is disposed in the opening, and an electrical connector (7) is disposed at one end of the through cavity (2-b) of the corner module; the related modules are connected by a pair of quick connection locks, and the related modules are The circuits are connected by plugging in opposite electrical connectors.
The modular display light box according to claim 1, characterized in that: the upper horizontal frame module (F) and the mullion module are respectively provided at both ends of the upper corner module (2) through a pair of quick connection locks (3) (E) connection, and the electrical connectors (7) of the upper corner module are respectively connected with the corresponding upper horizontal frame module (F) and the electrical connector (7) of the mullion module (E); The corner module (2) connects the lower horizontal frame module (G) and the mullion module (E) through a pair of quick connection locks (3), and sets the electrical connector of the corner module of the external power socket (8) (7) It is plugged into the electrical connector (7) at the lower end of the connected mullion module (E).
The modular display light box according to claim 2, characterized in that, for the upper horizontal frame side composed of at least two upper horizontal frame modules (F), between the adjacent two upper horizontal frame modules (F) A pair of quick connect locks (3) are connected, and the opposite electrical connectors (7) on the adjacent two horizontal frame modules (F) are inserted; for the lower horizontal frame composed of at least two lower horizontal frame modules (G) Side, its adjacent two lower frame modules (G) are connected by a pair of quick connection locks (3); for at least two mullion modules (E) consisting of mullion sides, adjacent two mullion modules (E) is connected by a pair of quick connect locks (3), and the opposite electrical connectors (7) on the adjacent two mullion modules (E) are inserted.
The modular display light box according to claim 2 or 3, characterized in that the quick connect lock (3) comprises a fixing plate (3-1), a curved spring steel piece (3-2) and a locking member ( 3-3), the fixing plate (3-1) is provided with a window (3-a), the curved spring steel piece (3-2) is located in the window (3-a), and the locking member (3-3) includes Cam (3-3-1), camshaft (3-3-2) and radial handle (3-3-3), cam (3-3-1) is fixed by camshaft (3-2) Insert between the two side walls of the plate window (3-a) and in the curved spring steel piece (3-2), and insert the portion of the fixed plate (3-1) with the curved spring steel piece (3-2). In the corresponding connecting groove (1-b) of the profile (1), when the handle (3-3-3) is rotated parallel to the front surface of the fixed plate (3-1), the cam (3-3-1) abuts against the arc At the bottom of the spring-shaped steel sheet (3-2), the bottom of the curved spring steel sheet (3-2) is brought into close contact with the outer side surface of the profile side panel (1-4) for connection.
The modular display light box according to claim 4, characterized in that: for the quick connection lock (3) used for the connection of the corner module (2) and the relevant module, the fixing plate of the fixing module is a single-head fixing plate (3-1A). ), the single-head fixing plate (3-1A) has a window (3-a) at one end, and the windowless end of the single-head fixing plate (3-1A) is fixed to the corner module (2), and the window end is provided with a curved spring. The steel sheet (3-2) is inserted into the corresponding connecting groove (1-b) of the profile (1) of the junction module.
The modular display light box according to claim 4, characterized in that, for the quick connection lock (3) used for the connection of two related modules having profiles, the fixing plate of the fixing plate is a single-head fixing plate (3- 1A), one end of the single-head fixing plate (3-1A) has a window (3-a), and the windowless end of the single-head fixing plate (3-1A) is inserted into the corresponding connecting groove of the profile (1) of one of the modules (1) -b) is fixed to the profile by screws (9), and the window end of the single-head fixing plate (3-1A) is inserted into the profile of another contact module with a curved spring steel piece (3-2) (1) ) in the corresponding connection slot (1-b).
The modular display light box according to claim 4, characterized in that: for the connection of two related modules having profiles, the quick connection lock (3) is fixed by a double-head fixing plate (3-1B). The double-head fixing plate (3-1) has a window (3-a) at both ends, and a window end of the double-head fixing plate (3-1B) is inserted into one of the windows with a curved spring steel piece (3-2). In the corresponding connecting groove (1-b) of the profile of the module, the other window end of the double-head fixing plate (3-1B) is inserted into the profile of the other connecting module with the curved spring steel piece (3-2) (1) ) in the corresponding connection slot (1-b).
A modular display light box according to claim 2 or 3, characterized in that the quick connect lock (3) comprises a fixing plate (3-1), a strip spring steel plate (3-4) and a locking member ( 3-3), there is a gap between the fixing plate (3-1) and the strip spring steel piece (3-4), and the fixing plate (3-1) is provided with a window (3-a), and the locking member (3) -3) Includes cam (3-3-1), camshaft (3-3-2) and radial handle (3-3-3), cam (3-3-1) through camshaft (3-2) Connected between the two side walls of the fixing plate and on the outside of the strip spring steel piece (3-2), when the handle (3-3-3) is rotated parallel to the front surface of the fixing plate (3-1), the cam (3) -3-1) Close to the strip spring steel piece (3-2).
The modular display light box according to claim 8, characterized in that the quick connection lock (3) for the connection of the corner module (2) and the related module, the windowless end of the fixing plate (3-1) thereof One end of the strip spring steel piece (3-4) is fixedly connected with the corner module (2), and the window end of the fixing plate (3-1) and the other end of the strip spring steel piece are inserted into the corresponding connecting grooves of the profile (1) In (1-b), when the cam (3-3) abuts against the strip spring steel piece (3-2), the strip spring steel piece (3-4) is pressed against the middle section of the profile (1- On the outer side of 4), the corner module (2) is connected to the profile (1) and locked.
The modular display light box according to claim 8, characterized in that the quick connection lock (3) for the connection of two related modules having profiles, the windowless end of the fixing plate and the strip spring steel sheet ( One end of 3-4) is inserted into the corresponding connecting groove (1-b) of the profile (1) of a module and fixed on the profile by screws (9), the window end of the fixing plate and the strip spring steel sheet (3) The other end of -4) is inserted into the corresponding connecting groove (1-b) of another profile (1), and when the cam (3-3-1) is pressed against the strip spring steel piece (3-4), the strip is The spring steel piece (3-4) is placed on the outer side of the side section of the middle section of the profile (1-4), and the two profiles (1) are connected and locked.