CN203335550U - Locking mechanism and led display screen - Google Patents

Locking mechanism and led display screen Download PDF

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Publication number
CN203335550U
CN203335550U CN2013203964758U CN201320396475U CN203335550U CN 203335550 U CN203335550 U CN 203335550U CN 2013203964758 U CN2013203964758 U CN 2013203964758U CN 201320396475 U CN201320396475 U CN 201320396475U CN 203335550 U CN203335550 U CN 203335550U
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CN
China
Prior art keywords
locking mechanism
hole
groove
draw
locking
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Expired - Fee Related
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CN2013203964758U
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Chinese (zh)
Inventor
李丰良
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Shenzhen Eastar Electronic Co Ltd
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Shenzhen Eastar Electronic Co Ltd
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Priority to CN2013203964758U priority Critical patent/CN203335550U/en
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Publication of CN203335550U publication Critical patent/CN203335550U/en
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Abstract

The utility model provides a locking mechanism and an LED display screen. A locking rod of the locking mechanism penetrates through an installing hole of a fixing seat. The working state that the locking rod is matched with a first clamping groove in a hanging plate and a second clamping groove in a hanging plate is adjusted, namely, when the locking mechanism is in a loosened state, the first clamping groove of the hanging plate is aligned to the installing hole of the fixing seat, and when the locking mechanism is in a locking state, the second clamping groove of the hanging plate is aligned to the installing hole of the fixing seat, and the locking rod is clamped in the second clamping groove. Other auxiliary tools are not needed, and the locking mechanism is simple in structure, rapid in installation, high in stability and capable of being massively produced. When the locking mechanism is installed on the LED display screen, the locking mechanisms are installed between every two adjacent box bodies of display units, therefore, when faults occur in a certain display unit, the locking mechanism can be rapidly demounted, the display unit in which faults occur is independently taken out for operation, and the LED display screen is easy to repair and convenient to operate.

Description

Locking mechanism and LED display
Technical field
The utility model relates to LED Display Technique field, relates in particular to a kind of locking mechanism and LED display.
Background technique
Along with the LED display production technology is increasingly mature, its application is also more and more extensive, and every profession and trade (especially display screen rental service) is to the quick locking of LED display, the function concern all the more of dismounting aspect.There is strict demand LED display casing quick locking and dismounting aspect, but current most product on the market, its complex structure, and poor stability, the batch production difficulty is large, can't meet quick locking between casing and the requirement of dismounting.
The model utility content
Based on this, be necessary to provide a kind of can quick locking and locking mechanism and LED display simple in structure.
On the one hand, provide a kind of locking mechanism, it comprises:
Latch assembly, comprise locking bar and lock sleeve, and described lock sleeve is set on described locking bar and with described locking bar and is rotatably connected;
Fixing-assembly, comprise cover plate;
Link plate, offer the first draw-in groove and the second draw-in groove on described link plate, described the first draw-in groove is communicated with described the second draw-in groove, and the internal diameter of described the second draw-in groove is less than the first draw-in groove;
Fixed base, offer mounting hole and positioning hole on described fixed base, described locking bar coordinates with described mounting hole, establish positioning bead in described positioning hole, described positioning bead is located described link plate, described cover plate is fixedly connected with by screw with described fixed base, and described link plate is movable to be folded between described cover plate and described fixed base;
When described locking mechanism during in releasing orientation, the first draw-in groove of described link plate aligns with the mounting hole of described fixed base, when described locking mechanism, during in locking state, the second draw-in groove of described link plate aligns with the mounting hole of described fixed base, and described locking bar is stuck in described the second draw-in groove.
In embodiment, described latch assembly also comprises base therein, and described base sheath is located on described locking bar, and described base and described lock sleeve offset.
In embodiment, offer several base fixed holes on described base therein.
Therein in embodiment, offer chute on the bearing of trend of described locking bar, offer the first through hole, the second through hole on described base, the axle center of described the first through hole is vertical with the axle center of the second through hole, and described the first through hole is communicated with the second through hole, described locking bar makes described base sheath be located on described locking bar through the first through hole, sets position bead screw in described the second through hole, and described location bead screw coordinates with described chute.
In embodiment, described link plate also comprises flat board and push pedal therein, and described push pedal extends out from described flat board.
In embodiment, offer the first state hole on described link plate therein, and the second state hole, when described locking mechanism during in releasing orientation, described positioning bead is stuck in the first state hole, and when described locking mechanism, during in locking state, described positioning bead is stuck in the second state hole.
Therein in embodiment, described locking bar comprises tapered end, and on described tapered end, along on the bearing of trend around described locking bar, offering locked groove, described locked groove coordinates with described the second draw-in groove, described locking mechanism is when locking state, and described locked groove is stuck in described the second draw-in groove.
In embodiment, snap ring also is set therein, described snap ring is arranged in described lock sleeve, and described snap ring and described locking bar offset.
In embodiment, from the edge of described cover plate, be provided with fluting inwardly therein, described fluting is divided into arc section and the straight section of connection, and described arc section coordinates with the tapered end of locking bar, and described straight section and link plate coordinate, and described link plate slides along straight section.
On the other hand, a kind of LED display also is provided, it comprises several casings, be arranged on the display unit of several described casings and locking mechanism as the aforementioned, described latch assembly is fixed on a described casing, what described fixing-assembly was corresponding is fixed on another described casing, and described the first draw-in groove aligns with via hole on described casing, and described locking bar coordinates with the first draw-in groove of described link plate through via hole, fixed base on described casing successively.
The locking bar of above-mentioned locking mechanism is through the mounting hole of fixed base, by regulating locking bar and the first draw-in groove on link plate, the working state that the second draw-in groove coordinates, when described locking mechanism during in releasing orientation, the first draw-in groove of described link plate aligns with the mounting hole of described fixed base, when described locking mechanism during in locking state, the second draw-in groove of described link plate aligns with the mounting hole of described fixed base, and described locking bar is stuck in described the second draw-in groove.Without the assistant tool by other, simple in structure, to install fast, stability is high, and can produce in batches.In the time of on being arranged on LED display, the casing of adjacent display unit adopts above-mentioned locking mechanism, when certain piece display unit wherein breaks down, can dismantle fast locking mechanism, fault display unit is independently taken out to operation, and easy to maintenance, operation is convenient.On the other hand, when the locking bar of locking mechanism penetrates casing to be locked, the gap between casing and locking bar is less, and locking bar plays location casing effect at this, avoids occurring between adjacent casing the displacement along surface of contact.
The accompanying drawing explanation
The STRUCTURE DECOMPOSITION figure of the latch assembly that Fig. 1 is embodiment's locking mechanism;
Fig. 2 be embodiment's locking mechanism the STRUCTURE DECOMPOSITION figure of fixing-assembly;
The part sectioned view of the LED display that Fig. 3 is another embodiment.
Embodiment
Below in conjunction with a plurality of accompanying drawings, embodiment described in the utility model is described further.
Refer to Fig. 1 and Fig. 2, a kind of locking mechanism, comprise latch assembly 100 and fixing-assembly 200.
Latch assembly 100 comprises locking bar 10, base 20 and lock sleeve 30, and lock sleeve 30 is set on locking bar 10 and with locking bar 10 and is rotatably connected, and base 20 is set on locking bar 10, and base 20 offsets with lock sleeve 30.Can outside thread be set on locking bar, lock sleeve arranges internal thread.Locking mechanism is when locking state, and outside thread is meshed with internal thread.
In the illustrated embodiment, locking bar 10 is strip, and offers chute 13 and offer the pit (not shown) with the bottom that is opened in chute 13 on the bearing of trend of locking bar 10.The two ends of chute 13 are circular arc.Locking bar 10 comprises tapered end 11, on tapered end 11, on the bearing of trend of edge around locking bar 10, offers locked groove 12.
Base 20 is rectangular-shaped.Offer the first through hole 21 on base 20.The first through hole 21 is opened in base 20 center, and the internal diameter of the first through hole 21 equals the external diameter of locking bar 10.Locking bar 10 makes base 20 be set on locking bar 10 through the first through hole 21.The axle center of also offering the second through hole 22, the second through holes 22 on base 20 is vertical with the axle center of the first through hole 21.And the first through hole 21 is communicated with the second through hole 22.The interior setting of the second through hole 22 position bead screw 24, location bead screw 24 coordinates with chute 13, and location bead screw 24 is in the interior slip of chute 13.Locking mechanism is when releasing orientation, and chute 13 slides along location bead screw 24, and the hoodle of location bead screw 24 front ends can push with chute, is the contact of rolling between the two.When the location pit in chute 13 aligns with location bead screw 24, the hoodle in bead screw 24 the place aheads, location can be ejected in pit, plays the role of positioning, and prevents locking bar 10 down motion under the effect of gravity.In the illustrated embodiment, location bead screw 24 is ripple pearl screw.Offer several base fixed holes 23 on base 20, base fixed hole 23 is positioned on four corners of base 20.While being used for assembling display screen, utilize screw rod that base fixed hole 23 is fixed on the casing of display screen.
Be understandable that, in other embodiments, base also can save, and the end face of lock sleeve directly is against the surface of casing to be connected.
Latch assembly 100 also comprises snap ring 40, and snap ring 40 is arranged in lock sleeve 30, and snap ring and locking bar 10 offset.
Refer to Fig. 2, fixing-assembly 200 comprises cover plate 50, link plate 60 and fixed base 70.
Cover plate 50 is planar, is provided with fluting 51 inwardly from the edge of cover plate 50, slots 51 to be divided into and to be communicated with arc section 52 and straight section 53.Arc section 52 coordinates with the tapered end 11 of locking bar 10, putting in and exiting for tapered end 11.Straight section 53 and link plate 60 coordinate, and link plate 60 slides along straight section 53.
Link plate 60 comprises flat board 65 and push pedal 66.Push pedal 66 extends out from flat board 65, and the angle between push pedal 66 and flat board is greater than zero degree and is less than 90 degree.Push pedal 66 convenient operation personnel's operation.Offer the first draw-in groove 63 and the second draw-in groove 64 on dull and stereotyped 65.The first draw-in groove 63 is communicated with the second draw-in groove 64, and the internal diameter of the second draw-in groove 64 is less than the first draw-in groove 63.Offer the first state hole 61 on link plate 60, and the second state hole 62.In the illustrated embodiment, the first state hole 61 is distributed in around the first draw-in groove 63.The second state hole 62 is distributed in around the second draw-in groove 64.The locked groove 12 of locking bar 10 coordinates with the second draw-in groove 64, and locking mechanism is when locking state, and locked groove 12 is stuck in the second draw-in groove 64.
Offer mounting hole 71 and positioning hole 72 on fixed base 70.Mounting hole 71 is opened in fixed base 70 center.Positioning hole 72 arranges around mounting hole 71.The interior positioning bead 73 that arranges of positioning hole 72, positioning bead 73 is for locating link plate 60, and when locking mechanism, during in releasing orientation, positioning bead 73 is stuck in the first state hole 61.When locking mechanism, during in locking state, positioning bead 73 is stuck in the second state hole 62.
Cover plate 50 is fixedly connected with by screw with fixed base 70.Link plate 60 is mobilizable to be folded between cover plate 50 and fixed base 70, when locking mechanism during in releasing orientation, the first draw-in groove 63 of link plate 60 aligns with the mounting hole 71 of fixed base 70, when locking mechanism during in locking state, the second draw-in groove 64 of link plate 60 aligns with the mounting hole 71 of fixed base 70, and the locked groove 12 of locking bar 10 is stuck on the second draw-in groove 64.
Refer to Fig. 3, in another embodiment, also provide a kind of LED display, it comprises several casings 80, and is arranged on the display unit on several casings 80.Offer via hole 81 on casing 80, the latch assembly 100 of locking mechanism, fixing-assembly 200 are appointed respectively on fixing two adjacent casings 80, and locking bar 10, through through hole, is adjusted the working state of link plate 60, adjacent two casings 80 in unclamping, locking state.Concrete, latch assembly 100 is fixed on a casing 80, being fixed on another casing 80 of fixing-assembly 200 correspondences.The first draw-in groove 52 of fixing-assembly 200 aligns with via hole 81 on casing 80, and the first through hole 21 on the base 20 of latch assembly 100 aligns with via hole 81.The locking bar 10 be set on lock sleeve 30 coordinates with the first draw-in groove 63 of link plate through the first through hole, the via hole 81 on casing 80, the fixed base of base successively.Promote link plate 60, link plate 60 moves and is stuck in the second draw-in groove 64.
The locking bar of above-mentioned locking mechanism is through the mounting hole of fixed base, by regulating locking bar and the first draw-in groove on link plate, the working state that the second draw-in groove coordinates, when described locking mechanism during in releasing orientation, the first draw-in groove of described link plate aligns with the mounting hole of described fixed base, when described locking mechanism during in locking state, the second draw-in groove of described link plate aligns with the mounting hole of described fixed base, and described locking bar is stuck in described the second draw-in groove.Without the assistant tool by other, simple in structure, to install fast, stability is high, and can produce in batches.In the time of on being arranged on LED display, the casing of adjacent display unit adopts above-mentioned locking mechanism, when certain piece display unit wherein breaks down, can dismantle fast locking mechanism, fault display unit is independently taken out to operation, and easy to maintenance, operation is convenient.On the other hand, when the locking bar of locking mechanism penetrates casing to be locked, the gap between casing and locking bar is less, and locking bar plays location casing effect at this, avoids occurring between adjacent casing the displacement along surface of contact.
The above embodiment has only expressed several mode of execution of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.

Claims (10)

1. a locking mechanism, is characterized in that, comprising:
Latch assembly, comprise locking bar and lock sleeve, and described lock sleeve is set on described locking bar and with described locking bar and is rotatably connected;
Fixing-assembly, comprise cover plate;
Link plate, offer the first draw-in groove and the second draw-in groove on described link plate, described the first draw-in groove is communicated with described the second draw-in groove, and the internal diameter of described the second draw-in groove is less than the first draw-in groove;
Fixed base, offer mounting hole and positioning hole on described fixed base, described locking bar coordinates with described mounting hole, establish positioning bead in described positioning hole, described positioning bead is located described link plate, described cover plate is fixedly connected with by screw with described fixed base, and described link plate is movable to be folded between described cover plate and described fixed base;
When described locking mechanism during in releasing orientation, the first draw-in groove of described link plate aligns with the mounting hole of described fixed base, when described locking mechanism, during in locking state, the second draw-in groove of described link plate aligns with the mounting hole of described fixed base, and described locking bar is stuck in described the second draw-in groove.
2. locking mechanism as claimed in claim 1, is characterized in that, described latch assembly also comprises base, and described base sheath is located on described locking bar, and described base and described lock sleeve offset.
3. locking mechanism as claimed in claim 2, is characterized in that, offers several base fixed holes on described base.
4. locking mechanism as claimed in claim 2, it is characterized in that, offer chute on the bearing of trend of described locking bar, offer the first through hole, the second through hole on described base, the axle center of described the first through hole is vertical with the axle center of the second through hole, and described the first through hole is communicated with the second through hole, and described locking bar makes described base sheath be located on described locking bar through the first through hole, set position bead screw in described the second through hole, described location bead screw coordinates with described chute.
5. locking mechanism as claimed in claim 1, is characterized in that, described link plate also comprises flat board and push pedal, and described push pedal extends out from described flat board.
6. locking mechanism as claimed in claim 1, it is characterized in that, offer the first state hole on described link plate, and the second state hole, when described locking mechanism during in releasing orientation, described positioning bead is stuck in the first state hole, and when described locking mechanism, during in locking state, described positioning bead is stuck in the second state hole.
7. locking mechanism as claimed in claim 1, it is characterized in that, described locking bar comprises tapered end, offer locked groove on the bearing of trend of edge around described locking bar on described tapered end, described locked groove coordinates with described the second draw-in groove, described locking mechanism is when locking state, and described locked groove is stuck in described the second draw-in groove.
8. locking mechanism as claimed in claim 1, is characterized in that, snap ring also is set, and described snap ring is arranged in described lock sleeve, and described snap ring and described locking bar offset.
9. locking mechanism as claimed in claim 1, is characterized in that, from the edge of described cover plate, is provided with fluting inwardly, described fluting is divided into arc section and the straight section of connection, described arc section coordinates with the tapered end of locking bar, and described straight section and link plate coordinate, and described link plate slides along straight section.
10. a LED display, it is characterized in that, comprise several casings, be arranged on the display unit of several described casings and as the described locking mechanism of claim 1-9 any one, described latch assembly is fixed on a described casing, and what described fixing-assembly was corresponding is fixed on another described casing, and described casing is offered via hole, described the first draw-in groove aligns with via hole on described casing, and described locking bar coordinates with the first draw-in groove of described link plate through via hole, fixed base on described casing successively.
CN2013203964758U 2013-07-04 2013-07-04 Locking mechanism and led display screen Expired - Fee Related CN203335550U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013203964758U CN203335550U (en) 2013-07-04 2013-07-04 Locking mechanism and led display screen

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Application Number Priority Date Filing Date Title
CN2013203964758U CN203335550U (en) 2013-07-04 2013-07-04 Locking mechanism and led display screen

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CN203335550U true CN203335550U (en) 2013-12-11

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104091533A (en) * 2014-06-30 2014-10-08 长兴百叶龙演出有限公司 Image maximum LED screen convenient to assemble and disassemble
CN104091534A (en) * 2014-06-30 2014-10-08 长兴百叶龙演出有限公司 Huge-curtain LED screen
CN105605042A (en) * 2016-02-29 2016-05-25 东莞东山精密制造有限公司 Spliced assembly and locking attaching module thereof
CN106574469A (en) * 2015-12-17 2017-04-19 深圳市雷凌显示技术有限公司 Locking device and led display screen
CN108953897A (en) * 2018-09-27 2018-12-07 深圳市雷迪奥视觉技术有限公司 A kind of rotation lock, rotation latch mechanism and display device
CN109505835A (en) * 2018-12-20 2019-03-22 深圳市格特隆光电股份有限公司 A kind of electric locking of quick-assembling LED display cabinet and tripper

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104091533A (en) * 2014-06-30 2014-10-08 长兴百叶龙演出有限公司 Image maximum LED screen convenient to assemble and disassemble
CN104091534A (en) * 2014-06-30 2014-10-08 长兴百叶龙演出有限公司 Huge-curtain LED screen
CN104091534B (en) * 2014-06-30 2016-03-23 国网浙江东阳市供电公司 A kind of huge curtain LED screen
CN104091533B (en) * 2014-06-30 2016-07-06 长兴百叶龙演出有限公司 A kind of huge curtain LED screen of easy accessibility
CN106574469A (en) * 2015-12-17 2017-04-19 深圳市雷凌显示技术有限公司 Locking device and led display screen
WO2017101075A1 (en) * 2015-12-17 2017-06-22 深圳市雷凌显示技术有限公司 Locking apparatus and led display screen
CN106574469B (en) * 2015-12-17 2018-10-26 深圳市雷凌显示技术有限公司 Locking device and LED display
CN105605042A (en) * 2016-02-29 2016-05-25 东莞东山精密制造有限公司 Spliced assembly and locking attaching module thereof
CN108953897A (en) * 2018-09-27 2018-12-07 深圳市雷迪奥视觉技术有限公司 A kind of rotation lock, rotation latch mechanism and display device
CN109505835A (en) * 2018-12-20 2019-03-22 深圳市格特隆光电股份有限公司 A kind of electric locking of quick-assembling LED display cabinet and tripper

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C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP03 Change of name, title or address

Address after: Guanlan street of Longhua city of Shenzhen province Guangdong District 518000 south ring concept yishida Science Park

Patentee after: Shenzhen EASTAR Electronic Co., Ltd.

Address before: 518000 Guangdong province Shenzhen city Longhua District Guanlan street and community yishida Bao Yicheng Science Park building B

Patentee before: Shenzhen Eastar Electronic Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131211

Termination date: 20210704