CN106659005A

CN106659005A - Box body, LED display screen and LED splicing screen

Info

Publication number: CN106659005A
Application number: CN201610986822.0A
Authority: CN
Inventors: 李漫铁; 范勤群
Original assignee: Ledman Optoelectronic Co Ltd
Current assignee: Ledman Optoelectronic Co Ltd
Priority date: 2016-11-09
Filing date: 2016-11-09
Publication date: 2017-05-10
Anticipated expiration: 2036-11-09
Also published as: CN106659005B

Abstract

The invention discloses a box body, an LED display screen and an LED splicing screen. The box body includes a frame body used for mounting an LED display module. The frame body includes a first rim and a second rim arranged oppositely. A first neck is arranged in the back side of the first rim and a second neck is arranged in the back side of the second rim. The first neck and the second neck are arranged oppositely and the openings of the first neck and the second neck are both arranged upward. The box body also includes a side lock including a pivot extending upwards and downwards and a cross rod connected with the pivot. The pivot is pivoted to the first rim and the cross rod can rotate to the back side of the first rim through the pivot and protrudes from the frame body. The pivot can move upwards and downwards so as to drive the cross rod to move upwards and downwards along the back side of the first frame. Further, the cross rod can engage or disengage with/from the first neck and a second neck in a second frame of an adjacent box body. When in engagement, the cross rod locks the two adjacent box bodies. When in disengagement, the cross rod unlocks the two box bodies. When the box body provided by the invention is applied to the LED splicing screen, the LED splicing screen mounting efficiency and dismounting efficiency are improved.

Description

Casing, LED display and LED mosaic screens

Technical field

The present invention relates to LED display device technical field, more particularly to a kind of casing, LED display and LED splicing Screen.

Background technology

LED mosaic screens are mainly combined polylith LED display in the form of splicing, and are spliced into arbitrary dimension Display screen.At present, LED mosaic screens have been widely used for outdoor screen wall, indoor and outdoor stadiums, airport station, friendship The fields such as logical instruction, play display advertisement, game situation, flight Bus Schedules and traffic.

Existing LED mosaic screens are generally spliced to form by multiple LED displays by locking mode using screw, wherein, One LED display during splicing, is carried out between the casing of adjacent LED display as a concatenation unit using screw and nut Install, realize splicing.However, during assembling, screw locks mode to be needed to install substantial amounts of screw and nut, causes installation operation Workload is big, takes time and effort, and installation effectiveness is low；During dismounting, same workload is big, takes time and effort, and removal efficiency is low.

The content of the invention

Present invention is primarily targeted at providing a kind of casing for LED display, it is intended to improve the peace of LED mosaic screens Dress efficiency and removal efficiency.

For achieving the above object, the present invention provides a kind of casing, described including for installing the framework of LED display modules Framework includes the first frame for being oppositely arranged and the second frame, and the back side of first frame is provided with the first draw-in groove, described second The back side of frame is provided with the second draw-in groove, and first draw-in groove and the second draw-in groove are oppositely arranged and are open upward；The casing is also Including side lock, the side lock includes the cross bar of the pivot for extending up and down and the connection pivot, the pivot and first side Frame pivot joint, the cross bar can stretch out the framework by the back side for pivoting to first frame；The pivot Can move up and down and drive the cross bar to move up and down along the back side of first frame, and then the cross bar can be with described first Draw-in groove, the second draw-in groove of the second frame of the adjacent casing coordinate or separate：When engaged, the cross bar is sealed adjacent Casing described in two；When disengaged, the cross bar unlocks casing described in adjacent two.

Preferably, the casing also includes locking the wrench assembly being hinged away from one end of first frame with the side, The wrench assembly be used for the separable cooperation of the second frame of the adjacent casing and form lever attachment structure, Jin Ersuo State wrench assembly to move up and down with second frame side lock that links as fulcrum can swing up and down, and can be towards away from described The direction of the second frame rotates and separates with second frame.

Preferably, the medial surface of second frame is provided with stopper slot, and the stopper slot has upper cell wall, lower cell wall and side Cell wall, the side channel wall connects the upper cell wall and lower cell wall and the back side away from second frame is arranged；The spanner group Part includes that the affixed spanner in the jointed shaft being hinged with side lock and described jointed shaft one end and the jointed shaft other end are solid The swing component for connecing, the swing component is used to insert adjacent institute by the rotation that the side is locked away from one end of the jointed shaft State in the stopper slot of the second frame of casing, and can swing up and down by fulcrum of the stopper slot.

Preferably, at least two limiting sections are interval with the cross bar, when casing described in the cross bar sealed adjacent two When, limiting section is located at the two of the second draw-in groove of the second frame of first draw-in groove or the adjacent casing described in adjacent two Side.

Preferably, cross bar at least described in two is interval with the pivot, the quantity of first draw-in groove is corresponding with position At least two cross bars are arranged, and quantity at least two cross bars corresponding with position of second draw-in groove are arranged.

Preferably, the casing also includes base assembly, and the base assembly includes the rotating shaft for extending up and down；The framework Also including the turnbarrel for extending up and down and the 3rd frame being oppositely arranged up and down and the 4th frame, the 4th frame sets On the base assembly, the turnbarrel is affixed with the 4th frame and rotatable is set in the rotating shaft.

Preferably, the base assembly also includes the first crossbeam affixed with the rotating shaft and horizontal positioned at described first The lower section of beam and the second cross beam being connected with the axis of rotation, the first crossbeam is provided with accommodating groove, and the second cross beam can Rotation is accommodated in the accommodating groove.

Preferably, rotatable installing arm is equipped with the two ends of the first crossbeam, the installing arm is rotatably stretched out The back side of the first crossbeam is taken in the end of the first crossbeam；The base assembly also includes wiring casing, described Wiring casing is arranged in the installing arm at the back side for stretching out the first crossbeam, and the upper surface of the first crossbeam is higher than institute State wiring casing.

Additionally, for achieving the above object, the present invention also provides a kind of LED display, including casing and located at the case LED display modules on body, the casing is casing as above.

Additionally, for achieving the above object, the present invention also provides a kind of LED mosaic screens, including the LED of at least two splicings shows Display screen, the LED display is LED display as above, the first frame of the casing of LED display described in adjacent two With the splicing of the second frame.

Technical solution of the present invention, the cross bar locked by side and the second draw-in groove of the second frame of the first draw-in groove and adjacent boxes Coordinate or separate, and realize the first frame to adjacent two tanks and fast locking or the unblock of the second frame, so as to improve Using the installation effectiveness and removal efficiency of the LED mosaic screens of casing of the present invention, the installation and removal time is reduced, reduce installation With the workload of dismounting, human cost is saved.

Description of the drawings

In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Structure according to these accompanying drawings obtains other accompanying drawings.

Fig. 1 is the structural representation of the embodiment of casing of the present invention；

Fig. 2 is the enlarged drawing of the a-quadrant of casing in Fig. 1；

Fig. 3 is the enlarged drawing in the B regions of casing in Fig. 1；

The structural representation at one visual angle when Fig. 4 is the second frame split of the first frame of casing and adjacent boxes in Fig. 1；

The structural representation at another visual angle when Fig. 5 is the second frame split of the first frame of casing and adjacent boxes in Fig. 1 Figure；

Fig. 6 is the decomposing schematic representation of the side lock with wrench assembly of casing in Fig. 1；

Fig. 7 is the structural representation of the base assembly of casing in Fig. 1；

Fig. 8 is the decomposing schematic representation of base assembly in Fig. 7；

Fig. 9 is the structural representation of the embodiment of LED display of the present invention.

The realization of the object of the invention, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.

Specific embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment a part of embodiment only of the invention, rather than the embodiment of whole.Base Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its His embodiment, belongs to the scope of protection of the invention.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention In relative position relation, motion conditions under a certain particular pose (as shown in drawings) between each part etc. are explained, if should When particular pose changes, then directionality indicates also correspondingly to change therewith.

In addition, in the present invention such as relating to the description of " first ", " second " etc. be only used for describe purpose, and it is not intended that Indicate or imply its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", At least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the technical side between each embodiment Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical scheme It will be understood that the combination of this technical scheme is not present when appearance is conflicting or cannot realize, also not in the guarantor of application claims Within the scope of shield.

It should be noted that in the embodiment of the present invention, according to the XYZ rectangular coordinate systems definition set up in Fig. 1：Positioned at X The side of axle positive direction is defined as top, and positioned at the side of X-axis negative direction lower section is defined as；Determine positioned at the side of Y-axis positive direction Justice is front (front), and positioned at the side of Y-axis negative direction rear (back side) is defined as.

The present invention provides a kind of casing for LED display, refer to Fig. 1 to Fig. 4, and in one embodiment, casing 1 is wrapped Framework 3 and side lock 4 are included, wherein, framework 3 includes the first frame 30 being oppositely arranged and the second frame 32 and sets relatively up and down The 3rd frame 34 put and the 4th frame 36, side lock 4 is installed in the first frame 30.Specifically, the back side of the first frame 30 is provided with First draw-in groove 300, the back side of the second frame 32 is provided with the second draw-in groove 320, the first draw-in groove 300 and the second draw-in groove 320 be oppositely arranged, And be open upward.Side lock 4 includes the pivot 40 being extended up and down and the cross bar 42 being connected with pivot 40, wherein, pivot 40 and the pivot joint of the first frame 30, cross bar 42 can turn to the back side of the first frame 30 and stretch out framework 3 by pivot 40.Also, Pivot 40 can also be moved up and down and drive cross bar 42 to move up and down along the back side of the first frame 30, and then cross bar 42 can be used for and One draw-in groove 300, the second draw-in groove 320 of the second frame 32 of adjacent boxes 1 coordinate or separate：When engaged, the sealed phase of cross bar 42 First frame 30 and the second frame 32 of adjacent two tanks 1, as shown in Figure 4；When disengaged, cross bar 42 unlocks adjacent two tanks 1 the first frame 30 and the second frame 32.

The present embodiment casing 1 by the back side of the first frame 30 arrange the first draw-in groove 300, at the back side of the second frame 32 Second draw-in groove 320 is set, and sets up the side lock 4 with the pivot joint of the first frame 30；When side lock 4 is intended to the two tanks 1 of sealed contiguous concatenation When, the pivot 40 of side lock 4 is rotated, and drives the cross bar 42 of side lock 4 to turn to the back side of the first frame 30, then, pivot 40 to Lower activity, drives cross bar 42 to move down along the back side of the first frame 30 and be stuck in the second of the first draw-in groove 300 and adjacent boxes 1 In second draw-in groove 320 of frame 32, so as to by first frame 30 and the fast locking of the second frame 32 of adjacent two tanks 1, keep away Exempt from adjacent two tanks 1 occur it is split；When the two tanks 1 of 4 contiguous concatenations to be unlocked are locked on side, pivot 40 is moved up, and is driven horizontal The second of the second frame 32 that bar 42 leaves the first draw-in groove 300 and adjacent boxes 1 along the back side up movement of the first frame 30 Draw-in groove 320, first frame 30 and the second frame 32 of now adjacent two tanks 1 can split separation and realize quick release, so Afterwards, pivot 40 is rotated and drives cross bar 42 to reset.Therefore, when the present embodiment casing 1 is applied to LED mosaic screens, by side 4 pairs are locked The fast locking and quick release of adjacent two tanks 1 and improve the installation effectiveness and removal efficiency of LED mosaic screens, reduce peace ETL estimated time of loading and take-down time, the workload of installation and removal is reduced, save human cost.

It should be noted that the rotation of 4 cross bar 42 is locked on side, moving up and down operation can be by the direct behaviour to cross bar 42 Make and realize, it is also possible to realized by the operation of the supplementary structure to the connection of set up and side lock 4.First draw-in groove 300 ( Two draw-in groove 320) can be integrally formed to be formed with the first frame 30 (the second frame 32), it is also possible to it is integrally fixed at the first frame Part on 30 (the second frames 32), specifically can be arranged according to actual needs.As for the pivot joint of the frame 30 of pivot 40 and first, can To be realized by pivot joint axle sleeve and pivot 40 being arranged on the first frame 30 being sheathed in pivot joint axle sleeve, it is also possible to by The two ends of pivot 40 arrange axis hole and the shaft core being rotatably assorted with axis hole are arranged on the first frame 30 and is realized；As for pivot 40 Move up and down, it is clear that pivot 40 can be the axially activity of relative pivot joint axle sleeve, and the hole depth of axis hole is it is also ensured that pivot 40 move along shaft core.

Fig. 3 to Fig. 6 is refer to, further, casing 1 also includes that the one end with side lock 4 away from first frame 30 is hinged Wrench assembly 5, wrench assembly 5 be used for the separable cooperation of the second frame 32 of adjacent casing 1 and form lever attachment structure, And then wrench assembly 54 is moved up and down with the second frame 32 side lock that links as fulcrum can swing up and down, and can be towards away from the second side The direction of frame 32 rotates and separates with the second frame 32.

When operation wrench assembly 5 swings up and down, cross bar 42 can be driven to move up and down；When operation wrench assembly 5 is rotated, can To drive cross bar 42 to rotate；Further, the setting of wrench assembly 5, greatly simplifies, accelerates split and unblock two-phase neighbour's casing 1 Operation, and the manipulation strength and operating force of operator are significantly reduced by lever principle.

Specifically, the medial surface of the second frame 32 is provided with stopper slot 34, and stopper slot 34 has upper cell wall 340, lower cell wall 342 With side channel wall 344, the upper cell wall 340 of the connection of side channel wall 344 and lower cell wall 342 and away from the back side setting of the second frame 32.Spanner Component 5 includes that the affixed spanner 52 in the jointed shaft 50 being hinged with side lock 4 and the one end of jointed shaft 50 and the other end of jointed shaft 50 are solid The swing component 54 for connecing.Swing component 54 is used to insert adjacent casing 1 by the rotation of side lock 4 away from one end of jointed shaft 50 In the stopper slot 34 of the second frame 32, and can swing up and down by fulcrum of stopper slot 34.

Swing component 54 is rotated into after stopper slot 34, can be by the abutting of the medial surface of the frame 32 of swing component 54 and second Increase the first frame 30 of two adjacent boxes 1 and the tight degree of spelling of the second frame 32, be conducive to the reduction and elimination of piece.And And, the amplitude of fluctuation being combined with beneficial to restriction swing component 54 of the upper cell wall 340 of the stopper slot 34 and lower cell wall 342, so as to control The scope for rotating upwardly and downwardly of spanner 52 is made；Side empty avoiding of the stopper slot 34 near the back side of the second frame 32 is arranged, so as to can To avoid the rotation of swing component 54, facilitate the discrepancy stopper slot 34 of swing component 54.

It should be noted that in other embodiments, swing component 54 can be replaced and forms above-mentioned lever company with stopper slot 34 The mode of binding structure has：Through hole is opened up on swing component 54, axostylus axostyle, the through hole of swing component 54 are set at the back side of the second frame 32 Rotatably it is set on axostylus axostyle and through hole equally can be realized swinging and rotating more than axostylus axostyle, and then swing component 54；Or, its His lever attachment structure etc..

Refer to Fig. 5 and Fig. 6, further, at least two limiting sections 420 be interval with cross bar 42, when cross bar 42 it is sealed During adjacent two tanks 1, two adjacent limiting sections 420 are located at the of the second frame 32 of the first draw-in groove 300 or adjacent casing 1 The both sides of two draw-in groove 320.

When adjacent two limiting sections 420 and the both sides of the first draw-in groove 300 or the second draw-in groove 320 coordinate, cross bar can be limited 42 movement, prevents piece between the first frame 30 of two adjacent boxes 1 and the second frame 32 along the first frame 30 towards The direction of two frames 32 or the second frame 32 expand towards the direction of the first frame 30, it is ensured that splicing effect.

Fig. 4 to Fig. 6 is refer to, further, at least two cross bars 42, the number of the first draw-in groove 300 is interval with pivot 40 Amount at least two cross bars 42 corresponding with position are arranged, and quantity at least two cross bars 42 corresponding with position of the second draw-in groove 320 are arranged.

By arrange at least two cross bars 42 and with this at least two cross bar 42 coordinate first draw-in groove 300 and the second draw-in groove 320, the steadiness and reliability that lock is spelled between adjacent two tanks 1 is further increased, prevent right between adjacent two tanks 1 Open.

In this embodiment, it is preferred that, pivot 40 is provided with two cross bars 42, side lock 4 also have with two cross bars 42 away from The connecting rod 44 of one end connection of the first frame 30, the connecting rod 44 is provided with and is hinged axle sleeve 440, and the jointed shaft 50 of wrench assembly 5 is passed through Wear this and be hinged axle sleeve 440；Correspondingly, the quantity of the first draw-in groove 300 that the back side of the first frame 30 is arranged is two, two first cards The distance between groove 300 is equal to the distance between two cross bars 42, the quantity of the second draw-in groove 320 of the back side setting of the second frame 32 For two, the distance between two second draw-in grooves 320 are equal to the distance between two cross bars 42, and two first draw-in grooves 300 and two second It is oppositely arranged two-by-two between draw-in groove 320.And, the two ends of pivot 40 by two pivot joint axle sleeves 302 with the pivot joint of the first frame 30, Wherein, two pivot joint axle sleeves 302 are arranged on the medial surface of the first frame 30, pivot joint axle sleeve 302 above and top The part that first draw-in groove 300 is formed in one, and be fixed by screws on the first frame 30；Underlying pivot joint axle sleeve 302 and the part that is also formed in one of the first draw-in groove 300 of lower section, and be fixed by screws on the first frame 30；So set Put, advantageously reduce number of parts, improve efficiency of assembling.

Fig. 1, Fig. 7 and Fig. 8 are refer to, in the present embodiment, casing 1 also includes base assembly 6, and base assembly 6 includes upper Lower extended rotating shaft 60.Framework 3 also includes turnbarrel 38 extended up and down, and the 4th frame 36 is located at base assembly On 6, the frame 36 of turnbarrel 38 and the 4th is affixed and rotatable is set in rotating shaft 60.

When the present embodiment casing 1 is applied to the LED mosaic screens as court screen, because the turnbarrel 38 of casing 1 can be around The rotating shaft 60 of base assembly 6 is rotated, and then casing 1 can rotate relative to base assembly 6, when adjacent the two of LED mosaic screens Casing 1 unlock when, can by rotate casing 1, and polylith level splicing LED display in form escape truck, with In emergency circumstances evacuate the crowd in court, it is to avoid be arranged on interference of the court screen of court periphery to crowd evacuation.

Preferably, rotating shaft 60 is inserted in turnbarrel 38 through the 4th frame 36, thus, the rotation of casing 1 can be made Effect is more preferable.

Further, base assembly 6 also includes the first crossbeam 62 affixed with rotating shaft 60 and positioned at first crossbeam 62 Lower section and the second cross beam 64 being connected with the rotation of rotating shaft 60, first crossbeam 62 is provided with accommodating groove 620, and second cross beam 64 is rotatable In being accommodated in accommodating groove 620.

Second cross beam 64 is rotated when stretching out first crossbeam 62, and second cross beam 64 coordinates with first crossbeam 62, is that casing 1 is provided Stable support；Second cross beam 64 is rotated when being accommodated in first crossbeam 62, can reduce the space of the occupancy of base assembly 6, convenient Transport, storage and packaging.

Further, base assembly 6 also includes safe edge 66, and safe edge 66 is arranged on the front of first crossbeam 62, and coats the Two crossbeams 64 stretch out one end of first crossbeam 62, and the safe edge 66 can well protect the base of casing 1.

Further, rotatable installing arm 620 is equipped with the two ends of first crossbeam 62, installing arm 620 is rotatably stretched Go out in the back side of first crossbeam 62 or the end of income first crossbeam 62.Base assembly 6 also includes wiring casing 68, wiring casing 68 In the installing arm 620 at the back side for stretching out first crossbeam 62, and the upper surface of first crossbeam 62 is higher than wiring casing 68.

Installing arm 620 is extended or takes in the end of first crossbeam 62, not only improves the installation of wiring casing 68, and conveniently tears open Transport, the storage of rear base component 6 are unloaded, while the setting of wiring casing 68 facilitates cabling, it is to avoid cabling exposes, and wiring casing 68 is not The rotation of casing 1 can be interfered.

Specifically, be provided with the axle portion (not shown) for extending up and down in the end of first crossbeam 62, one end of installing arm 620 with Axle portion rotates connection, and the other end of installing arm 620 rotatably stretches out the end of first crossbeam 62, and the end of first crossbeam 62 Inwall is provided with magnet 622, when installing arm 620 takes in the end of first crossbeam 62, by the adsorbable employing metal material of magnet 622 Installing arm 620 made by material, prevent the back side of the auto-extending first crossbeam 62 of installing arm 620.Wiring casing 68 include box body 680 with And upper box cover 682, the side of upper box cover 682 is connected by loose-leaf 684 with the rotation of box body 680, and the opposite side of upper box cover 682 Outer surface is provided with grab 686, and the back side of box body 680 is provided with and pulls button 688, by pull button 688 with the cooperation of grab 686 and will be upper Lid 682 is covered tightly on box body 680, and facilitates the folding of upper box cover 682.

The present invention also provides a kind of LED display, refer to Fig. 9, and in one embodiment, the LED display includes casing 1 and be installed in the LED display modules 2 of casing 1, the concrete structure of the casing 1 with reference to above-described embodiment, due to the present embodiment LED display employ whole technical schemes of above-mentioned all embodiments, therefore the same technical side with above-described embodiment All beneficial effects that case is brought, this is no longer going to repeat them.

The present invention also provides a kind of LED mosaic screens, incorporated by reference to Fig. 4, Fig. 5 and Fig. 9, in one embodiment, the LED splicings Screen includes at least two LED displays for splicing, concrete structure reference above-described embodiment of the LED display, due to the present embodiment LED mosaic screens employ whole technical schemes of above-mentioned all embodiments, therefore the same technical side with above-described embodiment All beneficial effects that case is brought, this is no longer going to repeat them.Wherein, the first side of the casing 1 of two adjacent LED displays The frame 32 of frame 30 and second splices.

Incorporated by reference to Fig. 1 to Fig. 6, by taking the present embodiment LED mosaic screens as an example, the operation principle of the present invention is made further It is bright：

During assembling LED mosaic screens, multiple LED displays are spliced one by one along the horizontal plane, and make adjacent two LED display First frame 30 and the second frame 32 of casing 1 splices, and operates the spanner 52 on the casing 1 of LED display, rotates pivot 40 And drive swing component 54 to proceed in the stopper slot 34 on the second frame 32 of adjacent casing 1, now, cross bar 42 turns to first The back side of the frame 32 of frame 30 and second, then, presses down on spanner 52, and spanner 52 makes the one of swing component 54 by jointed shaft 50 Hold to lower swing, and the stroke that spanner 52 is rotated down is provided, while jointed shaft 50 is by being hinged the linkage connecting rod 44 of axle sleeve 440, Connecting rod 44 drives cross bar 42 to move down, and then cross bar 42 is snapped in the first draw-in groove 300 and the second draw-in groove 320, is achieved in fast Speed Pinyin is locked；

During dismounting LED mosaic screens, the spanner 52 being rotated up on the casing 1 of LED display, and the cross bar 42 that links is moved upwards It is dynamic, cross bar 42 is separated with the first draw-in groove 300 and the second draw-in groove 320, then, the direction towards the back side away from the second frame 32 turns Wrench 52, spanner 52 drives swing component 54 to rotate and produce from stopper slot 34, the side of the first frame 30 is then gone to, so as to complete Into reset, rapid disassembling is achieved in；Because the framework 3 on base assembly 6 can rotate, and then LED mosaic screens are used as During the screen of court, escape truck can be formed in the screen of court by the rotation of casing, it is current to facilitate.

The preferred embodiments of the present invention are the foregoing is only, the scope of the claims of the present invention is not thereby limited, it is every at this Under the inventive concept of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/use indirectly It is included in the scope of patent protection of the present invention in other related technical fields.

Claims

1. a kind of casing, including for installing the framework of LED display modules, the framework include the first frame being oppositely arranged and Second frame, it is characterised in that the back side of first frame is provided with the first draw-in groove, the back side of second frame is provided with second Draw-in groove, first draw-in groove and the second draw-in groove are oppositely arranged and are open upward；

The casing is also locked including side, and the side lock includes the cross bar of the pivot for extending up and down and the connection pivot, the pivot Axle and the first frame pivot joint, the cross bar can be stretched out described by the back side for pivoting to first frame Framework；

The pivot can be moved up and down and drive the cross bar to move up and down along the back side of first frame, and then the cross bar Can coordinate or separate with the second draw-in groove of first draw-in groove, the second frame of the adjacent casing：When engaged, the horizontal stroke Lever lock closes casing described in adjacent two；When disengaged, the cross bar unlocks casing described in adjacent two.

2. casing as claimed in claim 1, it is characterised in that also include locking the one end away from first frame with the side The wrench assembly being hinged, the wrench assembly be used for the separable cooperation of the second frame of the adjacent casing and form lever Attachment structure, so the wrench assembly with second frame, as fulcrum can swing up and down, the side of linking is locked and is moved down It is dynamic, and can rotate towards the direction away from second frame and separate with second frame.

3. casing as claimed in claim 2, it is characterised in that the medial surface of second frame is provided with stopper slot, the limit Position groove has upper cell wall, lower cell wall and side channel wall, and the side channel wall connects the upper cell wall and lower cell wall and away from described second The back side of frame is arranged；

The wrench assembly includes the spanner affixed with the side jointed shaft that is hinged of lock and described jointed shaft one end and described The affixed swing component of the jointed shaft other end, the rotation that the swing component is used to be locked by the side away from one end of the jointed shaft And insert in the stopper slot of the second frame of the adjacent casing, and can swing up and down by fulcrum of the stopper slot.

4. the casing as described in claim 1,2 or 3, it is characterised in that at least two limiting sections are interval with the cross bar, when Described in the cross bar sealed adjacent two during casing, limiting section described in adjacent two is located at first draw-in groove or adjacent described The both sides of the second draw-in groove of the second frame of casing.

5. casing as claimed in claim 1, it is characterised in that cross bar at least described in two is interval with the pivot, it is described The quantity of the first draw-in groove at least two cross bars corresponding with position are arranged, described in the quantity of second draw-in groove is corresponding with position extremely Few two cross bars are arranged.

6. the casing as described in claim 1,2 or 3, it is characterised in that also including base assembly, the base assembly includes upper The rotating shaft of lower extension；

The framework is also including the turnbarrel for extending up and down and the 3rd frame being oppositely arranged up and down and the 4th frame, institute The 4th frame is stated on the base assembly, the turnbarrel is affixed with the 4th frame and rotatable is set in institute State in rotating shaft.

7. casing as claimed in claim 6, it is characterised in that the base assembly also includes first affixed with the rotating shaft Crossbeam and the second cross beam being connected positioned at the lower section of the first crossbeam and with the axis of rotation, the first crossbeam sets There is accommodating groove, the second cross beam is rotatably accommodated in the accommodating groove.

8. casing as claimed in claim 7, it is characterised in that rotatable installation is equipped with the two ends of the first crossbeam Arm, the installing arm is rotatably stretched out in the end of the back side of the first crossbeam or the income first crossbeam；

The base assembly also includes wiring casing, and the wiring casing is arranged on the installation at the back side for stretching out the first crossbeam On arm, and the upper surface of the first crossbeam is higher than the wiring casing.

9. a kind of LED display, including casing and the LED display modules on the casing, it is characterised in that the case Body is the casing described in claim 1 to 8 any one.

10. a kind of LED mosaic screens, including the LED display of at least two splicings, it is characterised in that the LED display is power Profit requires the LED display described in 9, the first frame of the casing of LED display and the splicing of the second frame described in adjacent two.