CN207246170U - Assembly connection lock and LED display - Google Patents

Abstract

The utility model discloses a kind of assembled connection lock and LED display, and assembly connection lock includes being used for the first connector, the second connector and the fastener member for tensing the first connector and the second connector for connecting adjacent two tanks；The lower part of first connector is equipped with the first fixed part fixed with external box of microvave；Second connector includes：Lock tube, is connected with the first connector, and is equipped with arc track, and arc track is in the arc shaped extension facing away from the first connector；Lock, is connected with lock tube, and can slidably reciprocate along arc track；The lower part of lock is additionally provided with the second fixed part fixed with external box of microvave；Locating part, is connected with lock tube and lock, and locating part fixes lock tube and lock when lock is moved into place；Fastener member is connected with the first connector and lock tube, to fix the first connector and lock tube.The utility model has the adjustable effect of connection angle so that two LED boxes.

Description

Assembly connection lock and LED display

Technical field

LED display technical field is the utility model is related to, more particularly to a kind of assembled connection lock and LED display.

Background technology

With the fast development of LED display industry, the heteromorphosis of LED display and customization increasingly become more.Client is normal It can often propose the LED display demand of personalization, such as arc-shaped LED display.

In the prior art, in order to meet LED display installation arc effect needs, often use according to radian size and Customize corresponding LED display babinet gusset piece, this cause customization cost it is higher, production it is less efficient.

Utility model content

The main purpose of the utility model is to provide a kind of assembled connection lock and LED display, it is intended to so that two LED casees The connection adjustable angle of body.

To achieve the above object, the utility model proposes assembled connection lock, for by LED display box body splicing into interior Outer arcuate, the assembly connection lock are included described in the first connector, the second connector and tension for connecting adjacent two tanks The fastener member of first connector and the second connector；

The lower part of first connector is equipped with the first fixed part fixed with external box of microvave；

Second connector includes：

Lock tube, is connected with first connector, and is equipped with arc track, and the arc track is in facing away from described The arc shaped extension of first connector；

Lock, is connected with the lock tube, and can slidably reciprocate along the arc track；The lower part of the lock is also set There is the second fixed part fixed with external box of microvave；

Locating part, is connected with the lock tube and lock, and the locating part fixes the lock when the lock is moved into place Set and the lock；

The fastener member is connected with first connector and lock tube, to fixation first connector and the lock Set.

Optionally, the lock tube is equipped with the multiple adjustment holes arranged along the arc track；It is provided with the lock The positioning bead screw of the corresponding adjustment hole；When the lock moves pre-determined distance, the positioning bead screw heads into pair To position the lock tube and lock in the adjustment hole answered.

Optionally, the arc track is in the hollow out guide groove shape for penetrating through the lock tube left and right sides；

Notch edges spaced set of multiple adjustment holes along the arc track；

The lock includes the first stroma and the second stroma for being respectively arranged on the left and right sides of the lock tube；

First stroma is provided through the first lead of the arc-shaped guide rail, first lead and described second Stroma connection is fixed.

Optionally, the quantity of the arc track is two, and two arc tracks are arranged side by side in parallel；

First stroma is additionally provided with the second lead through another arc-shaped guide rail.

Optionally, the locating part, which is arranged at, is installed on the second stroma, including is exposed on the outside of second stroma Adjust handle, and the compact heap through second stroma；The adjustment handle is connected with the compact heap, and adjusts pressure The tight outreach of block inwardly；

When the adjustment handle adjusts the compact heap and moves laterally, the lock tube and the lock opposite can move It is dynamic；When the adjustment handle adjusts the compact heap and moves inward, the lock tube and the lock are pushed against and interfixed.

Optionally, the end face of second lead is in the kidney-shaped extended along the arc track, and described second The end face of lead is recessed with multiple first location holes arranged along the arc track；

The compact heap face opposite with the end face of second lead is equipped with and multiple first location holes pair Multiple first positioning convex points answered；

The lock tube is additionally provided with the both sides of the edge arrangement along the arc track on the face of correspondence second stroma Multiple second location holes；

The end face of the compact heap extends to the side of second lead, and in correspondence second location hole Position is provided with multiple second positioning convex points, and second positioning convex point is selected one and headed into second location hole.

Optionally, the fastener member includes：

Handle, the front end of the handle are connected by the first rotating shaft that left and right directions extends and the upper end of first connector Connect；

Tie rod, the rear end of the tie rod are flexibly connected with the handle, and are connected to the rotatable handle axis Rear section；The front end of the tie rod extends forwardly into the front end face of the lock tube；

The front end face of the lock tube is recessed with a catching groove, and the catching groove penetrates through the lock tube in left and right directions and sets；

The catching groove is buckled into the front end of the tie rod, when the handle rotates back to latched position, the tension Bar is moved rearwards, and the lock tube and the first connector are strained and fixed.

Optionally, the tie rod includes：

Rod shaft, is connected with the rear section of the rotatable handle axis, extends in left and right directions, and both ends penetrate through And stretch out the left and right sides of the handle；The both ends exposed portion of the rod shaft is respectively equipped with two parallel perforations and inserts Hole；

U-shaped bar, including positioned at two free ends of the same side, and the U-shaped bar portion positioned at opposite side；Two freedom End is inserted through the perforation jack respectively, and to be inserted through depth adjustable for two free ends；The U-shaped bar portion the handle to After turn to latched position and be fastened on the catching groove.

Optionally, when the handle does not also rotate back to latched position, the rod shaft be located at the catching groove and The top for the critical surface that first rotating shaft is formed；When the handle rotates back to latched position, the rod shaft is located at institute Critical surface is stated, or in the lower section of the critical surface；

The fastener member further includes：

By key lever, including the stage casing part of the rear section of the rotatable handle axis is connected to by the second shaft, with The front section that the stage casing part connects and extends forward, and the button section for being connected and extending back with the stage casing Part；

During the handle rotates back to latched position, the stage casing follows the handle to move down, institute The contact position for stating front section and first connector is moved from the top end face backwards face of first connector, described Front section is rotated up around second shaft；

The rear end face of first connector is equipped with a limiting slot, and the front section rotates back to lock in the handle Positioning peaks at the limiting slot when putting；The button section part is when the handle rotates back to latched position, the button The handle is supported in the upper surface of section part, is rotated up with to avoid the button section part.

The utility model additionally provides a kind of LED display, and the LED display includes multiple babinets being disposed adjacent, And above-mentioned assembled connection lock；

The assembled fixed two adjacent babinets of connection lock, so that the babinet is arranged in arc shaped.

Assembled connection lock and LED display, the first connector and the second connector pass through hasp disclosed in the utility model Part is mutually fastened, wherein, the first fixed part is set on the first connector, the second fixed part is set on the second connector, then Exterior babinet can be connected by two fixed parts.Further, by setting the second connector to include lock tube and lock, Wherein, lock tube agrees with order to fasten with the first connector, and the second fixed part is arranged on lock, and sets lock can be along Arc track relative movement on lock tube.Then correspondingly, adjustable angle between the first fixed part and the second fixed part, so as to Enough reach the effect of adjustment two tanks connection angle.Fix lock tube and lock when being adjusted in place, then by locating part, then can be with Reach the effect of the firm holding connection angle.

Brief description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other attached drawings can also be obtained according to the structure shown in these attached drawings.

Fig. 1 is the structure diagram of the utility model one embodiment of assembled connection lock；

Fig. 2 is the decomposition diagram of the first connector and the second connector in Fig. 1；

Fig. 3 is the decomposition diagram of the first connector and the second connector under another visual angle in Fig. 2；

Fig. 4 is the decomposition diagram of fastener member 300 in Fig. 1；

Fig. 5 is the assembled connection lock schematic cross-sectional view that cutting is formed in the longitudinal direction shown in Fig. 1.

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower all other embodiments obtained, shall fall within the protection scope of the present invention.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining relative position relation under a certain particular pose (as shown in drawings) between each component, motion conditions etc., such as When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.

In addition, the description in " first ", " second " etc. involved in the utility model is only used for description purpose, without being understood that To indicate or implying 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 solution Conflicting or can not realize when occur will be understood that the combination of this technical solution is not present, also not in the requires of the utility model Protection domain within.

The utility model proposes a kind of assembled connection lock.

Fig. 1 is refer to, in the utility model embodiment, the assembled connection lock, for by LED display box body splicing Into interior outer arcuate.

The assembled connection lock is including the first connector 100 for connecting adjacent two tanks, the second connector 200 and draws The fastener member 300 of tight first connector, 100 and second connector 200.

The lower part of first connector 100 is equipped with the first fixed part 110 fixed with external box of microvave.In the present embodiment, First fixed part 110 is equipped with multiple mounting holes, is fixedly connected for being spirally connected with external box of microvave.In other embodiments, can also Using other fixed solutions, such as the scheme such as plug-in card connection.

Include incorporated by reference to referring to Fig. 2 and Fig. 3, second connector 200：

Lock tube 210, is connected with first connector 100, and is equipped with arc track 211, the arc track 211 be in the arc shaped extension facing away from first connector 100.Wherein, lock tube 210 is towards first connector 100 End face is equipped with prominent (invisible), and corresponding first connector 100 is equipped with groove towards the end face of the lock tube 210, so that phase Mutually formed and agree with cooperation, then mutually can slided or stagger to avoid when mutually drawing close abutting.Arc track 211 can use Prominent guide rail, or the scheme such as concave dovetail groove.

Lock 220, is connected with the lock tube 210, and the lock tube 210 and lock 220 can be along the arc tracks 211 slidably reciprocate relatively；The lower part of the lock 220 is additionally provided with the second fixed part 221 fixed with external box of microvave.Installing When, it can be fixed by the second fixed part 221 with external box of microvave, then adjust the relative position of lock 220 and lock tube 210.Or After person has adjusted the relative position of lock 220 and lock tube 210, then fixed with external box of microvave by the second fixed part 221.

Locating part 230, is connected with the lock tube 210 and lock 220, and the locating part 230 is moved in the lock 220 The lock tube 210 and the lock 220 are fixed during position.Wherein, locating part 230 can support scheme, or plug-in card using friction Barrier schemes, or friction and plug-in card stop the schemes such as combination to fix lock tube 210 and lock 220.

Referring again to Fig. 1, the fastener member 300 is connected with first connector 100 and lock tube 210, to fixation First connector 100 and the lock tube 210.Wherein, fastener member 300 can be locked using annulus, retraction cord tense or The schemes such as screw pushing and pressing reach the effect of fixed first connector 100 and the lock tube 210.

The present embodiment, the first connector 100 and the second connector 200 are mutually fastened by fastener member 300, wherein, First fixed part 110 is set on first connector 100, the second fixed part 221 is set on second connector 200, then can be passed through Two fixed parts connect exterior babinet.Further, by setting the second connector 200 to include lock tube 210 and lock 220, wherein, lock tube 210 agrees with order to fasten with the first connector 100, and the second fixed part 221 is arranged on lock 220, and And lock 220 is set to be relatively moved along the arc track 211 on lock tube 210.Then correspondingly, the first fixed part 110 and Adjustable angle between two fixed parts 221, so as to reach the effect of adjustment two tanks connection angle.When being adjusted in place, Lock tube 210 and lock 220 are fixed by locating part 230 again, then can reach the effect of the firm holding connection angle.

Optionally, the lock tube 210 is equipped with the multiple adjustment holes 212 arranged along the arc track 211；The lock The positioning bead screw 222 of the corresponding adjustment hole 212 is installed on 220；When the lock 220 moves pre-determined distance, institute Positioning bead screw 222 is stated to head into a corresponding adjustment hole 212 to position the lock tube 210 and lock 220.Wherein, adjust Hole 212 positions the steel ball of bead screw also using circle using hemispherical-shaped aperture, in other embodiments or its His shape.Positioning bead screw 222 can be pre-assembled, and one loads on lock 220 or is installed separately bullet Spring and steel ball and screw shell, so as to form positioning bead screw 222.

In the present embodiment, multiple adjustment holes 212 are set on lock tube 210 by further setting, are correspondingly arranged on lock 220 Bead screw 222 is positioned, then the spacing adjusted will be changed into positioning bead screw 222 and be moved to another from an adjustment hole 212 Adjustment hole 212, so that spacing of the distance of adjustment each time of lock 220 and lock tube 210 all between adjacent adjustment hole 212, into And reach effect that is more convenient and efficiently adjusting lock 220 and lock tube 210.

Optionally, the arc track 211 is in the hollow out guide groove shape for penetrating through 210 left and right sides of lock tube.

Notch edges spaced set of multiple adjustment holes 212 along the arc track 211.

The lock 220 includes the first stroma 400 and the second stroma for being respectively arranged on the left and right sides of the lock tube 210 500.Wherein, the first stroma 400 be provided with towards the second stroma 500 stretch out multiple connecting poles, to 500 phase of the second stroma Mutually it is fixedly connected.In the present embodiment, when locating part 230 does not play restriction effect, 500 liang of the first stroma 400 and the second stroma After person's connection, both are in clearance fit between the lock 220；And when locating part 230 plays restriction effect, then both with In interference fit between lock 220, so that the resistances such as frictional force and card resistance are produced, to fixed both and lock 220.

First stroma 400 is provided through the first lead 410 of the arc-shaped guide rail 221, first lead 410 are connected fixation with second stroma 500.

The present embodiment, by setting the first lead 410 to be inserted into arc track 211, so as to play the role of guiding, Also, the first lead 410 is set to be connected with the second stroma 500 again, so as to also have the first stroma 400 of enhancing and the second stroma The effect of 500 connection fixing.

Optionally, the quantity of the arc track 211 is two, and two arc tracks 211 are arranged side by side in parallel.

First stroma 400 is additionally provided with the second lead 420 through another arc-shaped guide rail 221.

In the present embodiment, by setting two leads and two house type tracks, so that the precision being oriented to Higher, and the effect of the connection fixing of the first stroma 400 and the second stroma 500 can be further improved.

Optionally, the locating part 230, which is arranged at, is installed on the second stroma 500, including is exposed to second stroma The adjustment handle 231 in 500 outsides, and the compact heap 232 through second stroma 500；It is described adjustment handle 231 with it is described Compact heap 232 connects, and adjusts the outreach of compact heap 232 inwardly.

When the adjustment handle 231 adjusts the compact heap 232 and moves laterally, the lock tube 210 and the lock 220 can relatively move；When the adjustment handle 231 adjusts the compact heap 232 and moves inward, the lock tube 210 and institute Lock 220 is stated to push against and interfix.Preferably, adjust to use between handle 231 and the second stroma 500 and be threadedly coupled, so that Can by rotate come spiral shell into or spiral shell go out, reach adjustment compact heap 232 effect that moves inward or move laterally.

In the present embodiment, by setting locating part 230 to include adjustment handle 231 and compact heap 232, and handle is adjusted 231 can adjust the distance that compact heap 232 stretches out inwardly, so as to push against lock tube 210 by compact heap 232 so that lock The two sides of set 210 are compacted 232 and first stroma 400 of block and rub respectively.So as to reach locking lock tube 210 and lock 220 Effect.

In other embodiments, locating part 230 can use other schemes, for example with scheme of latch locking etc..

Optionally, the end face of second lead 420 is in along the kidney-shaped of the arc track 211 extension, and institute The end face for stating the second lead 420 is recessed with multiple first location holes 421 arranged along the arc track 211.

The compact heap 232 face opposite with the end face of second lead 420 is equipped with determines with multiple described first Corresponding multiple first positioning convex points 233 in position hole 421.

The lock tube 210 is additionally provided with two along the arc track 211 on the face of correspondence second stroma 500 Multiple second location holes 213 of lateral edges arrangement.

The end face of the compact heap 232 extends to the side of second lead 420, and fixed in correspondence described second The position in position hole 213 is provided with multiple second positioning convex points 234, and second positioning convex point 234 selects one, and to head into described second fixed In the hole 213 of position.

The present embodiment, by setting the first location hole 421 and the second location hole 213, and corresponding first positioning convex point 233 and second positioning convex point 234, then the effect of frictional force when increase is supported on the one hand can be played, so as to reach more firm Fixed effect；When on the other hand enabling to support in place, the first positioning convex point 233 and the second positioning convex point 234 are fallen into respectively Enter in the first location hole 421 and the second location hole 213, so as to play the role of limiting adjustable range.

Incorporated by reference to referring to Fig. 4 and Fig. 5, optionally, the fastener member 300 includes：

Handle 310, the first rotating shaft 311 that the front end of the handle 310 is extended by left and right directions are connected with described first The upper end connection of part 100.

Tie rod 320, the rear end of the tie rod 320 is flexibly connected with the handle 310, and is connected to the handle The rear section of 310 rotation axis 312；The front end of the tie rod 320 extends forwardly into the front end face of the lock tube 210.

The front end face of the lock tube 210 is recessed with a catching groove 214, and the catching groove 214 penetrates through the lock tube in left and right directions 210 are set；

The catching groove 214 is buckled into the front end of the tie rod 320, when the handle 310 rotates back to latched position, The tie rod 320 is moved rearwards, and 210 and first connector 100 of lock tube is strained and fixed.

The present embodiment, by setting handle 310 to provide driving force, tie rod 320 tenses backward when handle 310 rotates, So as to which 210 and first connector 100 of lock tube be strained and fixed, reach the easy to operation and firm effect of tension effect.

Optionally, the tie rod 320 includes：

Rod shaft 321, is connected with the rear section of 310 rotation axis 312 of handle, extends in left and right directions, and And both ends penetrate through and stretch out the left and right sides of the handle 310；The both ends exposed portion of the rod shaft 321 is respectively equipped with flat Two capable perforation jacks 322.

U-shaped bar 323, including positioned at two free ends 324 of the same side, and the U-shaped bar portion 325 positioned at opposite side；Two A free end 324 is inserted through the perforation jack 322 respectively, and to be inserted through depth adjustable for two free ends 324；It is described U-shaped bar portion 325 rotates back to latched position in the handle 310 and is fastened on the catching groove 214.Wherein, in the present embodiment, lead to Cross and one section of thread segment is set in 324 part of free end, which is through at the perforation jack 322, and passes through bolt The end of thread is placed on, and is pushed against respectively in the both ends of the surface of the perforation jack 322, so that fixed U-shaped bar portion 325 and pull rod The effect of shaft 321.

The present embodiment, by setting U-shaped bar 323 to be inserted through the perforation jack 322 of the adjustable insertion rod shaft 321 of depth In, then on the one hand, the distance forward extended out for adjusting U-shaped bar 323 can be reached so that be fastened in the catching groove 214；It is another Aspect, can be after U-shaped bar 323 be inserted into rod shaft 321 in place, and U-shaped bar 323 and rod shaft can be fixed by tightening bolt 321, then also there is the effect being easily installed.

Optionally, when the handle 310 does not also rotate back to latched position, the rod shaft 321 is positioned at described The top for the critical surface that catching groove 214 and first rotating shaft 311 are formed；It is described when the handle 310 rotates back to latched position Rod shaft 321 is located at the critical surface, or in the lower section of the critical surface.

The fastener member 300 further includes：

By key lever 330, including be connected to by the second shaft 331 rear section of 310 rotation axis 312 of handle Stage casing part 332, the front section 333 for being connected with the stage casing part 332 and extending forward, and with the stage casing 331 The button section part 334 for connecting and extending back.

During the handle 310 rotates back to latched position, the stage casing 331 follow the handle 310 to Lower movement, the contact position of the front section 333 and first connector 100 is from the top of first connector 100 Moved towards rear end face, the front section 333 is rotated up around second shaft 331.

The rear end face of first connector 100 is equipped with a limiting slot 120, and the front section 333 is in the handle 310 The limiting slot 120 is peaked at when rotating back to latched position；The button section part 334 rotates backward in the handle 310 During to latched position, the handle 310 is supported in the upper surface of the button section part 334, with to avoid the button section part 334 are rotated up.

The present embodiment, by setting fastener member to further include by key lever 330, then can play and avoid handle 310 in tension-like Situation about being popped up under state occurs.Play enhancing security and the effect of connective stability.

The utility model also proposes a kind of LED display, which includes multiple babinets being disposed adjacent and assembly Connection lock, the assembled fixed two adjacent babinets of connection lock, so that the babinet is arranged in arc shaped.Assembly connection lock Concrete structure with reference to above-described embodiment, since this LED display employs whole technical solutions of above-mentioned all embodiments, because This all beneficial effect at least caused by the technical solution with above-described embodiment, this is no longer going to repeat them.

The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention, It is every under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes Change, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims (10)

1. a kind of assembled connection lock, for by LED display box body splicing into interior outer arcuate, it is characterised in that it is described it is assembled even The first connector, the second connector and tension first connector and second that connecing lock includes being used to connect adjacent two tanks connect The fastener member of fitting；

The lower part of first connector is equipped with the first fixed part fixed with external box of microvave；

Second connector includes：

Lock tube, is connected with first connector, and is equipped with arc track, and the arc track is in facing away from described first The arc shaped extension of connector；

Lock, is connected with the lock tube, and can slidably reciprocate along the arc track；The lower part of the lock be additionally provided with The second fixed part that external box of microvave is fixed；

Locating part, is connected with the lock tube and lock, the locating part fixed when the lock is moved into place the lock tube and The lock；

The fastener member is connected with first connector and lock tube, to fixation first connector and the lock tube.

2. assembled connection lock as claimed in claim 1, it is characterised in that the lock tube is equipped with along the arc track and arranges Multiple adjustment holes；The positioning bead screw of the corresponding adjustment hole is installed on the lock；It is default in lock movement Apart from when, it is described positioning bead screw head into a corresponding adjustment hole to position the lock tube and lock.

3. assembled connection lock as claimed in claim 2, it is characterised in that the arc track is in penetrate through described lock tube or so two The hollow out guide groove shape of side；

Notch edges spaced set of multiple adjustment holes along the arc track；

The lock includes the first stroma and the second stroma for being respectively arranged on the left and right sides of the lock tube；

First stroma is provided through the first lead of the arc-shaped guide rail, first lead and second stroma Connection is fixed.

4. assembled connection lock as claimed in claim 3, it is characterised in that the quantity of the arc track is two, two institutes Arc track is stated to be arranged side by side in parallel；

First stroma is additionally provided with the second lead through another arc-shaped guide rail.

5. assembled connection lock as claimed in claim 4, it is characterised in that the locating part, which is arranged at, is installed on the second stroma On, including the adjustment handle on the outside of second stroma is exposed to, and the compact heap through second stroma；The adjustment Handle is connected with the compact heap, and adjusts the outreach of compact heap inwardly；

When the adjustment handle adjusts the compact heap and moves laterally, the lock tube and the lock can relatively move； When the adjustment handle adjustment compact heap moves inward, the lock tube and the lock are pushed against and interfixed.

6. assembled connection lock as claimed in claim 5, it is characterised in that the end face of second lead is in along the arc The kidney-shaped of shape track extension, and the end face of second lead is recessed with multiple first arranged along the arc track Location hole；

The compact heap face opposite with the end face of second lead is equipped with corresponding with multiple first location holes Multiple first positioning convex points；

The lock tube is additionally provided with along the more of the both sides of the edge arrangement of the arc track on the face of correspondence second stroma A second location hole；

The end face of the compact heap extends to the side of second lead, and in the position of correspondence second location hole Multiple second positioning convex points are provided with, second positioning convex point is selected one and headed into second location hole.

7. such as the assembled connection lock of claim 1 to 6 any one of them, it is characterised in that the fastener member includes：

Handle, the front end of the handle are connected by the first rotating shaft that left and right directions extends with the upper end of first connector；

Tie rod, the rear end of the tie rod are flexibly connected with the handle, and after being connected to the rotatable handle axis Side part；The front end of the tie rod extends forwardly into the front end face of the lock tube；

The front end face of the lock tube is recessed with a catching groove, and the catching groove penetrates through the lock tube in left and right directions and sets；

Buckle into the catching groove in the front end of the tie rod, when the handle rotates back to latched position, the tie rod to After move, and the lock tube and the first connector are strained and fixed.

8. assembled connection lock as claimed in claim 7, it is characterised in that the tie rod includes：

Rod shaft, is connected with the rear section of the rotatable handle axis, extends in left and right directions, and both ends penetrate through and stretch Go out the left and right sides of the handle；The both ends exposed portion of the rod shaft is respectively equipped with two parallel perforation jacks；

U-shaped bar, including positioned at two free ends of the same side, and the U-shaped bar portion positioned at opposite side；Two free ends point It is not inserted through the perforation jack, and to be inserted through depth adjustable for two free ends；The U-shaped bar portion turns round in the handle Move to latched position and be fastened on the catching groove.

9. assembled connection lock as claimed in claim 8, it is characterised in that do not rotate back to latched position also in the handle When, the rod shaft is located at the top of the catching groove and the critical surface of first rotating shaft composition；Rotated back in the handle During latched position, the rod shaft is located at the critical surface, or in the lower section of the critical surface；

The fastener member further includes：

By key lever, including the stage casing part of the rear section of the rotatable handle axis is connected to by the second shaft, it is and described The front section that stage casing part connects and extends forward, and the button section portion for being connected and extending back with the stage casing Point；

During the handle rotates back to latched position, the stage casing follows the handle to move down, before described Section part and the contact position of first connector are moved from the top end face backwards face of first connector, the leading portion Part is rotated up around second shaft；

The rear end face of first connector is equipped with a limiting slot, and the front section rotates back to locking bit in the handle The limiting slot is peaked at when putting；The button section part is when the handle rotates back to latched position, the button section portion The handle is supported in the upper surface divided, and is rotated up with to avoid the button section part.

A kind of 10. LED display, it is characterised in that the LED display includes multiple babinets being disposed adjacent, and as weighed Profit requires the assembled connection lock of 1 to 9 any one of them；

The assembled fixed two adjacent babinets of connection lock, so that the babinet is arranged in arc shaped.