CN207337834U - Attachment device and LED display - Google Patents
Attachment device and LED display Download PDFInfo
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- CN207337834U CN207337834U CN201721397461.2U CN201721397461U CN207337834U CN 207337834 U CN207337834 U CN 207337834U CN 201721397461 U CN201721397461 U CN 201721397461U CN 207337834 U CN207337834 U CN 207337834U
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- hole
- tapered end
- attachment device
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Abstract
The utility model belongs to LED display package technique field, more particularly to a kind of attachment device and LED display.The attachment device includes connection sheet and multiple latch assemblies；The latch assembly includes lock handle, locking bar, tapered end and locking spring, and the locking spring is set on the locking bar, and the both ends of the locking bar are fixedly connected with the lock handle and the tapered end respectively；The connection sheet is equipped with the through hole passed through for the locking bar, and the through hole protrudes inwardly to form spring installation table top, and one end of the locking spring is supported on the lock handle, and the other end of the locking spring is supported on the spring installation table top；The tapered end is placed in the through hole in an initial condition；Pressing the lock handle can make the locking bar sliding axially along the through hole, the tapered end after departing from the through hole lock handle can be followed to rotate.The attachment device can make the assembling process of LED display more convenient.
Description
Technical field
The utility model belongs to LED display package technique field, should more particularly to a kind of attachment device and application
The LED display of attachment device.
Background technology
LED display is as a kind of display screen for showing the various information such as word, figure or image, usually by multiple
LED display unit assembles, and usually carries out quick group by Quick Connect Kit between four adjacent LED display units
Dress.As shown in Figure 1, existing Quick Connect Kit generally comprises connection sheet 1a and screw 1b, four apex angles of connection sheet 1a
One through hole passed through for screw 1b is set respectively.In the assembling process of LED display, by four of Quick Connect Kit apex angle
Through hole is individually positioned in above the splicing screw hole of four adjacent LED display units, by screwing screw 1b, can make quickly to connect
Four apex angles of connection device are separately fixed on four adjacent LED display units, while make the position of four LED display units
It is relatively fixed, to realize the purpose for quickly assembling four adjacent LED display units.But it is this by way of screw connection
Special instrument is needed in actual mechanical process, makes the assembling of LED display extremely inconvenient, and screw connection easily produces pine
It is dynamic, so as to influence the use of LED display.
Utility model content
Technical problem to be solved in the utility model is：LED display is not easy to for existing Quick Connect Kit
Assembling and connection after be also easy to produce the technical problem of loosening, there is provided the LED of a kind of attachment device and the application attachment device
Display screen.
In order to solve the above technical problems, the utility model embodiment provides a kind of attachment device, including connection sheet and
Multiple latch assemblies；
The latch assembly includes lock handle, locking bar, tapered end and locking spring, and the locking spring is set in described
On locking bar, the both ends of the locking bar are fixedly connected with the lock handle and the tapered end respectively；
The connection sheet is equipped with the through hole passed through for the locking bar, and the through hole protrudes inwardly to form spring erecting bed
Face, one end of the locking spring are supported on the lock handle, and the other end of the locking spring is supported on the spring
Install on table top；
The tapered end is placed in the through hole in an initial condition；
The locking bar sliding axially along the through hole can be made by pressing the lock handle, and the tapered end departs from the through hole
The lock handle can be followed to rotate afterwards, so that the latch assembly is changed to lock position by unlocked position.
Alternatively, the through hole includes the first hole section, the second hole section and the 3rd hole section, and second hole section is connected to described
Between first hole section and the 3rd hole section, spring installation table top be formed in first hole section and second hole section it
Between, formed with tapered end confined planes between second hole section and the 3rd hole section；
The tapered end is placed in the 3rd hole section in an initial condition, and the tapered end confined planes are used to prevent the lock
Head is deviate from from second hole section.
Alternatively, the locking spring pre-pressing is between the lock handle and spring installation table top, the lock
Head in an initial condition with the tapered end confined planes against.
Alternatively, the attachment device further includes cushion block, and the cushion block is equipped with first towards the surface of the lock handle
Rubbing surface, the lock handle are equipped with the second rubbing surface towards the surface of the cushion block.
Alternatively, the cushion block is slope cushion block, and the slope cushion block is equipped with first slope section and the second slope section, institute
State first slope section and 180 degree setting is spaced on the circumferencial direction of the slope cushion block with second slope section.
Alternatively, the both ends of the tapered end protrude from the end face of the locking bar.
Alternatively, the attachment device further includes limit assembly；
The limit assembly can toggle between restraining position and releasing position；In the spacing position of the limit assembly
Put, the limit assembly limits the latch assembly and returns to unlocked position by lock position；In the releasing position of the limit assembly
Put, the limit assembly allows the latch assembly to return to unlocked position by lock position；
The limit assembly allows the latch assembly to be transformed into lock position by unlocked position all the time.
Alternatively, the limit assembly includes locating part, limit spring and limiting plate；
The limiting plate is connected in the connection sheet bottom；
The locating part includes button, limited post and bottom plate, and one end of the button and the limited post is connected in institute
State on bottom plate, in the restraining position of the limit assembly, the other end of the button and the limited post is pierced by the connection sheet；
By pressing the button limited post can be made to bounce back in the connection sheet, the limit assembly is switched by restraining position
To releasing position；The button bottom is recessed inwardly to form guide groove, and one end of the limit spring is supported on the guide groove
Bottom, the other end of the limit spring are supported on the limiting plate.
Alternatively, the lock handle includes manoeuvre portion, limiting section and the connection manoeuvre portion and the limiting section
Connecting portion, the connecting portion are fixedly connected with the locking bar, by rotating the manoeuvre portion latch assembly can be driven to rotate；
The limited post is located on the rotation path of the limiting section, in the restraining position of the limit assembly, the lock
When tight component is changed to unlocked position by lock position, limiting section described in the limited post stop；In the solution of the latch assembly
Except position, when the latch assembly is changed to unlocked position by lock position, the limited post is not interfered with the limiting section.
On the other hand, the utility model embodiment additionally provide a kind of LED display, including multiple LED display units with
And above-mentioned attachment device；
The inside top of the LED display unit is equipped with storage tank, and the top of the LED display unit is equipped with lockhole, institute
The bottom opening for stating lockhole is communicated with the storage tank, and the open top of the lockhole is exposed to the top of the LED display unit
Portion；
In the unlocked position of the latch assembly, the tapered end may pass through the lockhole and reach the storage tank, turn at this time
The lock handle is moved, the tapered end can be driven to turn to the keyhole shape into intersecting, the latch assembly is changed to lock
Stop bit is put.
According to the attachment device and LED display of the utility model embodiment, in an initial condition, tapered end is placed in connection
In the through hole of piece, locking bar sliding axially along the through hole of connection sheet can be made by pressing lock handle, so that tapered end is gradual
It is disconnected the through hole of piece and the lockhole through LED display unit reaches storage tank.Lock handle is rotated at this time, can drive tapered end
Turn to the keyhole shape of LED display unit into the position intersected, latch assembly is changed by unlocked position to lock position, from
And complete the connection between attachment device and LED display unit.The connection procedure simple and fast of the attachment device, without using it
His professional tool, can make the assembling process of LED display more convenient.
Brief description of the drawings
Fig. 1 is the schematic diagram of Quick Connect Kit in the prior art；
Fig. 2 is the schematic diagram for the attachment device that one embodiment of the utility model provides；
Fig. 3 is the disassembly diagram of Fig. 2；
Fig. 4 is the top views of Fig. 2 in an initial condition；
Fig. 5 is the profile at A-A in Fig. 4；
Fig. 6 is the profile at B-B in Fig. 4；
Fig. 7 is the profile at C-C in Fig. 4；
Fig. 8 is the top views of Fig. 2 in the locked condition；
Fig. 9 is the profile at D-D in Fig. 8；
Figure 10 is the schematic diagram when attachment device that one embodiment of the utility model provides is not installed at LED display；
Figure 11 is the enlarged drawing at A in Figure 10；
When Figure 12 is that the attachment device that one embodiment of the utility model provides is installed on LED display, under released state
Schematic diagram；
Figure 13 is the enlarged drawing at B in Figure 12；
When Figure 14 is that the attachment device that one embodiment of the utility model provides is installed on LED display, under locking state
Schematic diagram；
Figure 15 is the enlarged drawing at C in Figure 14.
Reference numeral in specification is as follows：
100th, attachment device；
200th, LED display unit；
1st, latch assembly；101st, lock handle；1011st, manoeuvre portion；1012nd, limiting section；1013rd, connecting portion；102nd, locking bar；
103rd, tapered end；104th, locking spring；
2nd, connection sheet；201st, through hole；2011st, the first hole section；2012nd, spring installation table top；2013rd, the second hole section；2014、
Tapered end confined planes；2015th, the 3rd hole section；202nd, reinforced hole；
3rd, slope cushion block；301st, first slope section；302nd, the second slope section；
4th, limit assembly；401st, locating part；4011st, button；4012nd, limited post；4013rd, bottom plate；4014th, guide groove；
402nd, limit spring；403rd, limiting plate；
5th, storage tank；
6th, locking identifies；
7th, unlock mark.
Embodiment
In order to which the technical problem, technical solution and the beneficial effect that are solved the utility model are more clearly understood, below
With reference to accompanying drawings and embodiments, the utility model is described in further detail.It is it should be appreciated that described herein specific real
Example is applied only to explain the utility model, is not used to limit the utility model.
As shown in Figure 10 to Figure 15, the LED display of one embodiment of the utility model offer, including multiple LED displays are single
Member 200 and attachment device 100；The inside top of LED display unit 200 is equipped with storage tank 5, the top of LED display unit 200
Equipped with lockhole, the bottom opening of the lockhole is communicated with storage tank 5, and the open top of the lockhole is exposed to the LED and shows
The top of unit 200.
In one embodiment, as shown in Figure 2 to Figure 3, attachment device 100 includes connection sheet 2 and multiple latch assemblies 1.
Wherein, latch assembly 1 includes lock handle 101, locking bar 102, tapered end 103 and locking spring 104, and locking spring 104 is arranged
On locking bar 102, the both ends of locking bar 102 are fixedly connected with lock handle 101 and tapered end 103 respectively.Connection sheet 2 is equipped with for locking
The through hole 201 that bar 102 passes through, through hole 201 is inwardly projecting to form spring installation table top 2012, one end support of locking spring 104
On lock handle 101, the other end of locking spring 104 is supported on spring installation table top 2012.Tapered end 103 is in original state
Under be placed in through hole 201；Pressing lock handle 101 can make the sliding axially along through hole 201 of locking bar 102, and tapered end 103 departs from logical
After hole 201 lock handle 101 can be followed to rotate, so that latch assembly 1 is changed to lock position by unlocked position.
In the unlocked position of latch assembly 1, the lockhole that tapered end 103 may pass through LED display unit 200 reaches storage tank 5, this
When rotation lock handle 101, tapered end 103 can be driven to turn to the keyhole shape of LED display unit 200 into the position intersected, made
Latch assembly 1 is changed to lock position by unlocked position.It should be understood that tapered end 103 can follow lock handle in storage tank 5
101 rotate.
The attachment device 100 and LED display provided according to the utility model embodiment, in an initial condition, tapered end 103
It is placed in the through hole 201 of connection sheet 2, can makes axis of the locking bar 102 along the through hole 201 of connection sheet 2 by pressing lock handle 101
To slip, so that tapered end 103 progressively disengages the through hole 201 of connection sheet 2 and the lockhole through LED display unit 200 reaches
Storage tank 5.Lock handle 101 is rotated after tapered end 103 is disconnected the through hole 201 of piece 2, tapered end 103 can be driven to turn to
With the keyhole shape of LED display unit 200 into the position intersected, latch assembly 1 is set to be changed by unlocked position to lock position, so that
Complete the connection between attachment device 100 and LED display unit 200.In addition, the present embodiment is by setting spring to install table top
2012, locking spring 104 can be made to be partially housed in the space that spring installation table top 2012 is surrounded with through hole 201, so that anti-
Only 104 opposing tab 2 of locking spring slides.The connection procedure simple and fast of the attachment device 100, without using other specialties
Instrument, can make the assembling process of LED display more convenient.
In one embodiment, as shown in Fig. 4 to Fig. 9, through hole 201 includes the first hole section 2011, the second hole section 2013 and the
Three hole sections 2015, the second hole section 2013 are connected between the first hole section 2011 and the 3rd hole section 2015, spring installation table top 2012
It is formed between the first hole section 2011 and the second hole section 2013, formed with tapered end between the second hole section 2013 and the 3rd hole section 2015
Confined planes 2014.Tapered end 103 is placed in the 3rd hole section 2015 in an initial condition, and tapered end confined planes 2014 are used to prevent tapered end
103 deviate from from the second hole section 2013.
It should be understood that by setting tapered end confined planes 2014, tapered end 103 effectively can be limited in the 3rd hole section 2015
It is interior, prevent 1 opposing tab 2 of latch assembly from producing loosening.
In a preferred embodiment, as shown in Fig. 4 to Fig. 9,104 pre-pressing of locking spring is in lock handle 101 and spring
Install table top 2012 between, tapered end 103 in an initial condition with tapered end confined planes 2014 against.
In one embodiment, as shown in Figure 2 to Figure 3, attachment device 100 further includes cushion block, the cushion block direction locking handle
The surface of hand 101 is equipped with the first rubbing surface, and lock handle 101 is equipped with the second rubbing surface towards the surface of the cushion block.By setting
The first rubbing surface and the second rubbing surface are put, increases the frictional force between lock handle 101 and the cushion block, makes to be in locked position
Latch assembly 1 be not easy to loosen, improve latch assembly 1 locking effect.Meanwhile make connection sheet 2 and LED display unit 200 it
Between locking more fasten, and make relative position between LED display unit 200 more firm.
In a preferred embodiment, as shown in Figure 2 to Figure 3, the cushion block is slope cushion block 3, and slope cushion block 3 is equipped with first
301 and second slope section 302 of slope section, circumferencial direction of 301 and second slope section 302 of first slope section in slope cushion block 3
Upper interval 180 degree is set.It should be understood that 301 and second slope section 302 of first slope section is towards the surface of lock handle 101
Equipped with the first rubbing surface.
It should be understood that tapered end 103 rotates lock handle 101 after departing from through hole 201, lock handle 101 will be along first
301 and second slope section 302 of slope section is rotated and risen, and the distance of tapered end 103 to the bottom of connection sheet 2 is constantly reduced, and
Latch assembly 1 is set to switch to lock position from unlocked position, so that opposite between attachment device 100 and LED display unit 200
It is fixed.By first rubbing surface, rubbing between increase by 301 and second slope section 302 of lock handle 101 and first slope section
Power is wiped, prevents the latch assembly 1 in locked position is loosened and rotated along slope from gliding.
In one embodiment, as shown in figs. 3 and 10, the both ends of tapered end 103 protrude from the end face of locking bar 102.Pass through
The shape at 103 both ends of tapered end is set, in order to which tapered end 103 turns to the keyhole shape with LED display unit 200 in storage tank 5
Into the position of intersection.
In one embodiment, as shown in Figure 2 to Figure 3, attachment device 100 further includes limit assembly 4, and limit assembly 4 can be
Toggled between restraining position and releasing position；In the restraining position of limit assembly 4, limit assembly 4 limit latch assembly 1 by
Lock position returns to unlocked position；In the releasing position of limit assembly 4, limit assembly 4 allows latch assembly 1 to be returned by lock position
To unlocked position；Limit assembly 4 allows latch assembly 1 to be transformed into lock position by unlocked position all the time.
It should be understood that limit assembly 4 can be used for latch assembly 1 of the limitation in lock position freely to change to solution lock-bit
Put, so as to prevent attachment device 100 from, from free dropping on LED display unit 200, making attachment device 100 and LED display unit
Connection between 200 more fastens.
In a preferred embodiment, as shown in figure 3, limit assembly 4 includes locating part 401, limit spring 402 and spacing
Plate 403；Limiting plate 403 is connected in the bottom of connection sheet 2.Locating part 401 includes button 4011, limited post 4012 and bottom plate
4013, one end of button 4011 and limited post 4012 is connected on bottom plate 4013, in the restraining position of limit assembly 4, button
4011 and the other end of limited post 4012 be pierced by connection sheet 2；By pressing button 4011 limited post 4012 can be made to bounce back to connection
In piece 2, limit assembly 4 is switched to by restraining position and release position.Wherein, the bottom of button 4011 is recessed inwardly to form guiding
Groove 4014, one end of limit spring 402 are supported on the bottom of guide groove 4014, and the other end of limit spring 402 is supported on spacing
On plate 403.
It should be understood that limit spring 402 is contained in the space that guide groove 4014 and limiting plate 403 surround, locating part
401 can move with the flexible relative limit plate 403 of limit spring 402.When not applying external force to limit spring 402, locating part
401 will be far from limiting plate 403；When applying external force to limit spring 402, locating part 401 will be close to limiting plate 403.
In a preferred embodiment, as shown in Fig. 3 to Fig. 9, lock handle 101 includes manoeuvre portion 1011, limiting section 1012
And connection manoeuvre portion 1011 and the connecting portion 1013 of limiting section 1012, connecting portion 1013 are fixedly connected with locking bar 102, by turning
Dynamic manoeuvre portion 1011 can drive latch assembly 1 to rotate.
Limited post 4012 is located on the rotation path of limiting section 1012, in the restraining position of limit assembly 4, latch assembly 1
When being changed by lock position to unlocked position, 4012 stop limiting section 1012 of limited post；In the releasing position of limit assembly 4, lock
When tight component 1 is changed to unlocked position by lock position, limited post 4012 is not interfered with limiting section 1012.
In a preferred embodiment, as shown in Figure 4 and Figure 8, for user convenience, locking mark is additionally provided with connection sheet 2
Know 6 and unlock mark 7, by locking mark 6 and unlock mark 7, user can easily distinguish latch assembly 1 and be in lock position
Or unlocked position.
The direction of limited post 4012 towards the unlock mark 7 of connection sheet 2 is equipped with a chamfering.When latch assembly 1 from solution lock-bit
Put when switching to lock position, since the lower section of locating part 401 is equipped with limit spring 402, the general of limiting section 1012 of lock handle 101
Moved along the top of the chamfering to limited post 4012, while push limited post 4012, pass through limited post in limiting section 1012
After 4012, limited post 4012 will automatically reset under the action of limit spring 402, and to the limiting section 1012 of lock handle 101
Position-limiting action is played, prevents lock handle 101 from voluntarily rotating, so as to prevent latch assembly 1 from voluntarily switching to unlocked position.Work as locking
When component 1 switches to unlocked position from lock position, only button 4011 need to be pressed to 403 place direction of limiting plate, make limited post
4012 follow button 4011 to be moved to 403 place direction of limiting plate, you can easily rotation lock handle 101, makes latch assembly 1
Switch to unlocked position.
In one embodiment, as shown in Fig. 2 to Fig. 9, connection sheet 2 is rectangular, and connection sheet 2 is equipped with four latch assemblies 1
With two limit assemblies 4.Wherein, four latch assemblies 1 are separately positioned on four apex angles of connection sheet 2, and two limit assemblies 4 are right
Title is arranged between adjacent latch assembly 1.It should be understood that each limit assembly 4 can be same to two adjacent latch assemblies 1
When from position-limiting action.
As shown in Figure 10 and Figure 11, when attachment device 100 is installed, each latch assembly 1 in attachment device 100 is first adjusted
Position, makes each latch assembly 1 be corresponded with the storage tank 5 on LED display unit 200；After adjustment, such as Figure 12 and Figure 13 institutes
Show, attachment device 100 is placed on LED display unit 200, push lock handle 101, make axis of the locking bar 102 along through hole 201
To slip, and the lockhole of tapered end 103 through LED display unit 200 is set to reach in storage tank 5；101 90 ° of rotation lock handle,
As shown in Figure 14 and Figure 15 so that tapered end 103 is turned to the keyhole shape of LED display unit 200 in storage tank 5 into intersecting
Position, so that latch assembly 1 is changed to lock position from unlocked position, is realized between connection sheet 2 and LED display unit 200
Locking, attachment device 100 is locked with LED display unit 200.Meanwhile lock handle 101 is carried out by limit assembly 4
It is spacing, prevent lock handle 101 from voluntarily rotating, complete installation.
In one embodiment, as shown in Fig. 2 to Fig. 9, three reinforced holes for being used for reinforcement by connection are additionally provided with connection sheet 2
202.By reinforced hole 202, the connection between attachment device 100 and LED display unit 200 can be made more firm.
In not shown embodiment, the chamfering that the direction of limited post towards the unlock mark of connection sheet is set can also be replaced
It is changed to cambered surface.
The attachment device 100 and LED display provided according to the utility model embodiment, in an initial condition, tapered end 103
It is placed in the through hole 201 of connection sheet 2, can makes axis of the locking bar 102 along the through hole 201 of connection sheet 2 by pressing lock handle 101
To slip, so that tapered end 103 progressively disengages the through hole 201 of connection sheet 2 and the lockhole through LED display unit 200 reaches
Storage tank 5.Lock handle 101 is rotated after tapered end 103 is disconnected the through hole 201 of piece 2, tapered end 103 can be driven to turn to
With the keyhole shape of LED display unit 200 into the position intersected, latch assembly 1 is set to be changed by unlocked position to lock position, so that
Complete the connection between attachment device 100 and LED display unit 200.In addition, the present embodiment is by setting spring to install table top
2012, locking spring 104 can be made to be partially housed in the space that spring installation table top 2012 is surrounded with through hole 201, so that anti-
Only 104 opposing tab 2 of locking spring slides.The connection procedure simple and fast of the attachment device 100, without using other specialties
Instrument, can make the assembling process of LED display more convenient.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality
All any modification, equivalent and improvement made within new spirit and principle etc., should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of attachment device, it is characterised in that including connection sheet and multiple latch assemblies；
The latch assembly includes lock handle, locking bar, tapered end and locking spring, and the locking spring is set in the locking bar
On, the both ends of the locking bar are fixedly connected with the lock handle and the tapered end respectively；
The connection sheet is equipped with the through hole passed through for the locking bar, and the through hole protrudes inwardly to form spring installation table top, institute
The one end for stating locking spring is supported on the lock handle, and the other end of the locking spring is supported on the spring erecting bed
On face；
The tapered end is placed in the through hole in an initial condition；
The locking bar sliding axially along the through hole can be made by pressing the lock handle, and the tapered end departs from after the through hole
The lock handle can be followed to rotate, so that the latch assembly is changed to lock position by unlocked position.
2. attachment device according to claim 1, it is characterised in that the through hole include the first hole section, the second hole section and
3rd hole section, second hole section are connected between first hole section and the 3rd hole section, and the spring installs mesa shape
Into between first hole section and second hole section, limited between second hole section and the 3rd hole section formed with tapered end
Plane；
The tapered end is placed in the 3rd hole section in an initial condition, the tapered end confined planes be used for prevent the tapered end from
The second hole section abjection.
3. attachment device according to claim 2, it is characterised in that the locking spring pre-pressing is in the lock handle
Between spring installation table top, the tapered end in an initial condition with the tapered end confined planes against.
4. attachment device according to claim 1, it is characterised in that the attachment device further includes cushion block, the cushion block
The first rubbing surface is equipped with towards the surface of the lock handle, the lock handle rubs towards the surface of the cushion block equipped with second
Wiping face.
5. attachment device according to claim 4, it is characterised in that the cushion block is slope cushion block, the slope cushion block
Equipped with first slope section and the second slope section, the circle of the first slope section and second slope section in the slope cushion block
180 degree is spaced in circumferential direction to set.
6. attachment device according to claim 1, it is characterised in that the both ends of the tapered end protrude from the locking bar
End face.
7. attachment device according to claim 1, it is characterised in that the attachment device further includes limit assembly；
The limit assembly can toggle between restraining position and releasing position；In the restraining position of the limit assembly,
The limit assembly limits the latch assembly and returns to unlocked position by lock position；In the releasing position of the limit assembly,
The limit assembly allows the latch assembly to return to unlocked position by lock position；
The limit assembly allows the latch assembly to be transformed into lock position by unlocked position all the time.
8. attachment device according to claim 7, it is characterised in that the limit assembly includes locating part, limit spring
And limiting plate；
The limiting plate is connected in the connection sheet bottom；
The locating part includes button, limited post and bottom plate, and one end of the button and the limited post is connected in the bottom
On plate, in the restraining position of the limit assembly, the other end of the button and the limited post is pierced by the connection sheet；Pass through
Pressing the button can be such that the limited post bounces back in the connection sheet, the limit assembly is switched to solution by restraining position
Except position；The button bottom is recessed inwardly to form guide groove, and one end of the limit spring is supported on the guiding trench bottom,
The other end of the limit spring is supported on the limiting plate.
9. attachment device according to claim 8, it is characterised in that the lock handle include manoeuvre portion, limiting section with
And the connection manoeuvre portion and the connecting portion of the limiting section, the connecting portion is fixedly connected with the locking bar, by rotating
Stating manoeuvre portion can drive the latch assembly to rotate；
The limited post is located on the rotation path of the limiting section, in the restraining position of the limit assembly, the locking group
When part is changed to unlocked position by lock position, limiting section described in the limited post stop；In the releasing position of the latch assembly
Put, when the latch assembly is changed to unlocked position by lock position, the limited post is not interfered with the limiting section.
10. a kind of LED display, it is characterised in that including multiple LED display units and such as any one of claim 1-9 institutes
The attachment device stated；
The inside top of the LED display unit is equipped with storage tank, and the top of the LED display unit is equipped with lockhole, the lock
The bottom opening in hole is communicated with the storage tank, and the open top of the lockhole is exposed to the top of the LED display unit；
In the unlocked position of the latch assembly, the tapered end may pass through the lockhole and reach the storage tank, rotate institute at this time
Lock handle is stated, the tapered end can be driven to turn to the keyhole shape into intersecting, the latch assembly is changed to locking position
Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721397461.2U CN207337834U (en) | 2017-10-27 | 2017-10-27 | Attachment device and LED display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721397461.2U CN207337834U (en) | 2017-10-27 | 2017-10-27 | Attachment device and LED display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207337834U true CN207337834U (en) | 2018-05-08 |
Family
ID=62363637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721397461.2U Active CN207337834U (en) | 2017-10-27 | 2017-10-27 | Attachment device and LED display |
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| Country | Link |
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| CN (1) | CN207337834U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107731108A (en) * | 2017-10-27 | 2018-02-23 | 深圳市光祥科技股份有限公司 | Attachment means and LED display |
| CN108665802A (en) * | 2018-06-29 | 2018-10-16 | 深圳利亚德光电有限公司 | Retaining mechanism and display screen with it |
-
2017
- 2017-10-27 CN CN201721397461.2U patent/CN207337834U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107731108A (en) * | 2017-10-27 | 2018-02-23 | 深圳市光祥科技股份有限公司 | Attachment means and LED display |
| CN107731108B (en) * | 2017-10-27 | 2024-03-19 | 深圳市光祥科技股份有限公司 | Connecting device and LED display screen |
| CN108665802A (en) * | 2018-06-29 | 2018-10-16 | 深圳利亚德光电有限公司 | Retaining mechanism and display screen with it |
| CN108665802B (en) * | 2018-06-29 | 2023-12-26 | 深圳利亚德光电有限公司 | Locking mechanism and display screen with same |
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