CN108694893A - A kind of mounting device and LED display - Google Patents
A kind of mounting device and LED display Download PDFInfo
- Publication number
- CN108694893A CN108694893A CN201710231955.1A CN201710231955A CN108694893A CN 108694893 A CN108694893 A CN 108694893A CN 201710231955 A CN201710231955 A CN 201710231955A CN 108694893 A CN108694893 A CN 108694893A
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- Prior art keywords
- module
- beam barrel
- shaft
- sleeve
- display
- Prior art date
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- 238000009434 installation Methods 0.000 claims abstract description 16
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005282 brightening Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0017—Casings, cabinets or drawers for electric apparatus with operator interface units
Landscapes
- Engineering & Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
Abstract
A kind of mounting device of present invention offer and LED display, mounting device include:First fixed module, including sleeve, shaft spring and beam barrel spring, the sleeve is interior to be equipped at least one boss, the both sides of the boss are equipped with guide groove, the end face of the bottom of the boss forms " W " type card slot, and an annular groove is equipped between the boss and sleeve outer wall, which is set in the annular groove;Second fixed module, including beam barrel and shaft, the beam barrel coordinates with the sleeve, the top end face of the beam barrel is saw-tooth-type structures, shaft bottom end sliding is set in the beam barrel, the guide groove that top corresponds to the sleeve is equipped with the first fixture block, which is equipped with the first step coordinated with the serrated slot of the beam barrel end face and the second step with " W " type serrated slot cooperation of the sleeve;The shaft spring is set in the sleeve, and withstands the shaft end face.The installation and removal of LED display using the present invention, display module or babinet are convenient, and are not required to realize by tool.
Description
Technical field
The present invention relates to field of mechanical technique more particularly to a kind of mounting devices and LED display.
Background technology
LED display shows media as a kind of terminal, as a kind of carrier of advertisement media, with the height of business development
Degree is flourishing, and with the fast development of photoelectric technology, information technology, application is more and more extensive.
The information publication in current many medium fields and service industry can all use LED display screens, present LED to show
It is various, diversified in specifications to shield module type, installation method substantially installs display module to babinet and in the display module back of the body with screw
Magnet adsorption is arranged to two kinds of babinet of display in face.Wherein, mode locking group screw heavy workload needs to enter from the back side of display screen pre-
The maintenance space stayed opens and shows that cabinet door installs screw from dismounting module inside display babinet, it is also necessary to extract above module
Power cord and signal wire, dismounting it is all pretty troublesome, often occur in disassembly process damage module the case where;At the module back side, magnetic is set
The method of iron is although more convenient, but is mainly used for indoor display screen module, and magnetic force size influences the dismounting difficulty or ease of module, together
When there are problems that magnetic force failure, can only be installed to iron case surface there are security risk, and using magnet module, body
Materials are restricted, and module split effect is bad, is unable to fast assembling-disassembling.
Therefore, it is necessary to provide a kind of mounting device and LED display, to solve in the prior art, LED display it is aobvious
Show to dismount between module and display babinet and dismounts difficult problem between difficult and display babinet and display screen installation frame.
Invention content
Technical problem to be solved of the embodiment of the present invention is, a kind of mounting device and LED display is provided, to solve
It dismounts between the display module and display babinet of prior art LED display and is torn open between difficult and babinet and display screen installation frame
Fill difficult problem.
To solve the above problems, an embodiment of the present invention provides a kind of mounting device, for installing fixed LED display
Display module or babinet, the mounting device include:
First fixed module comprising sleeve and shaft spring and beam barrel spring, the sleeve is interior to be equipped at least two boss, institute
The both sides for stating boss are equipped with guide groove, and the end face of the bottom of the boss forms " W " type card slot, between the boss and sleeve outer wall
Equipped with an annular groove, the beam barrel spring is set in the annular groove;
Second fixed module, including beam barrel and shaft, the beam barrel are equipped with and the matched guide table of sleeve guide groove, the axis
The top end face of cylinder is saw-tooth-type structures, and serrated slot is formed between the sawtooth of the saw-tooth-type structures, the shaft bottom end sliding
Be set in the beam barrel, top correspond to the sleeve guide groove be equipped with the first fixture block, first fixture block be equipped with it is described
The first step of any serrated slot cooperation of the saw-tooth-type structures of beam barrel end face and coordinate with " W " type card slot of the sleeve
Second step;
Wherein, when the shaft and the sleeve are in mated condition, the beam barrel spring withstands the end face of the guide table, institute
State the end that shaft spring withstands the shaft.
Preferably, the beam barrel inner wall is additionally provided with notched annular screens, and the annular screens is towards the beam barrel bottom
End is sawtooth pattern;
The bottom end of the shaft is additionally provided with the second fixture block, second fixture block pass through after the notch of the annular screens with the ring
Shape clamping matching is set in what the shaft was slided in the beam barrel, when first fixture block goes to the saw at the top of the beam barrel
When on the crown of tooth, second fixture block is caught in the serrated slot of the annular screens.
Preferably, when the guide table of beam barrel set is aligned with the first fixture block of the shaft, the of first fixture block
One step-shaped top is on the crown of the sawtooth on the beam barrel top.
Preferably, it is equipped with an inclined-plane at the first step of first fixture block and the cooperation of the serrated slot on the beam barrel top
Inclined-plane for the serrated slot with the beam barrel top coordinates;
The second step is set there are two inclined-plane is intersected, and is used for and " W " type card slot of the first fixed module outer casing inner wall
Inclined-plane coordinates.
Preferably, the bottom end of the sleeve sets that there are one the spring base that can rotate, the shaft spring and beam barrel springs
It is set on the spring base.
The embodiment of the present invention additionally provides a kind of LED display, and the LED display includes display module and display babinet
Or module mounting bracket, further include mounting device as described above:
First fixed module of the mounting device is mounted on display babinet front or module mounting bracket front, and described second is solid
Cover half block is installed to the display module back side, and display module is fixed on the display babinet by the mounting device or module is installed
On frame.
Preferably, the display module further includes module shell and lamp plate circuit board and two switching circuit boards:
The module shell back side is open equipped at least two In/Out, and connection is equipped between at least two In/Out openings
The groove of two In/Out openings;
The lamp plate circuit board includes circuit board and driving circuit and LED light;Described two switching circuit boards are set to lamp plate electricity
Between road plate and module shell, the switching circuit board is equipped with public needle stand, and the public affairs needle stand is placed in corresponding In/Out openings
In, two of two opening public needle stands are connected by power cord, signal wire or circuit board, the power cord, signal wire or
Circuit board is placed in the groove.
Preferably, module shell back center position is equipped with the boss of a handle and trepanning, and the handle passes through
Installation axle or screw are installed on the boss.
The mounting device and LED display of the present invention, the sleeve of the first fixed module of mounting device is interior to be equipped with shaft bullet
Being arranged for the interior sliding of beam barrel of spring and beam barrel spring, guide groove and " W " type card slot being connected with guide groove, the second fixing device turns
Axis, when beam barrel insertion sleeve, the first fixture block of shaft can be caught in or be detached from " W " type card slot under the action of shaft spring,
When the first fixture block of shaft is caught in " W " type card slot, the first fixed module and the second fixed module are connected and fixed, and work as shaft
The first fixture block be detached from " W " type card slot, into sleeve guide groove when, under the action of beam barrel spring, beam barrel is popped up from sleeve
One section of preset distance, to realize the fast assembling-disassembling of LED display, also, need not be by tool in disassembly process.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, according to
These attached drawings obtain other attached drawings and still fall within scope of the invention.
Fig. 1 is the decomposition diagram for the mounting device that the embodiment of the present invention one provides;
Fig. 2 is the parting face schematic diagram decomposing state of mounting device positive direction shown in FIG. 1;
Fig. 3 is the beam barrel and shaft cooperation schematic diagram of the second fixed module;
Fig. 4 is the parting face schematic diagram of mounting device in the engagement condition;
Fig. 5 is that beam barrel spring withstands beam barrel guide table status diagram to mounting device in the engagement condition;
Fig. 6 is the rearview of display module provided by Embodiment 2 of the present invention and the lateral plan of the display module;
Fig. 7 and Fig. 8 is the decomposition diagram of display module provided in an embodiment of the present invention.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing
Step ground detailed description.In the de-scription, using the suffix such as " module ", " component " or " unit " for indicating element only for
Be conducive to the explanation of the present invention, there is no specific meanings for itself.Therefore , "Mo Kuai "With "Bu Jian "It can mixedly use.
First embodiment of the invention provides a kind of mounting device, is fixed for installing the display module of LED display
On to display babinet either module mounting bracket or for that will show that babinet installation is fixed to display frame, installation dress
It sets including the first fixed module and the second fixed module, wherein the first fixed module is fixed on babinet or module mounting bracket
On, the second fixed module corresponds to first fixed module and is fixed in display module, or can fix the first fixed module
On display frame, the second fixed module is fixed on display babinet.
In practical application, the first fixed module can also be fixed in display module, the second fixed module is fixed on case
On body, similarly, the first fixed module can be fixed on display babinet, the second fixed module is fixed on display frame.
It should be noted that for convenience, one end that the present invention is fixed on the first fixed module display module claims
For bottom end, the one end for the second fixed module being fixed on babinet is also referred to as bottom end.
It is specific real with reference to one of Fig. 1 to 4 pairs of the present embodiment in order to be illustrated in more detail to the present embodiment
The scheme of applying illustrates.
First fixed module includes sleeve 123, shaft spring 125, beam barrel spring 126 and spring base 124.
It is equipped with 4 equally distributed boss in the sleeve 123, guide groove 1231, the end of boss bottom are formed between boss
Face sets two inclined-planes being somebody's turn to do there are four the inclined-plane intersected successively, formation " W " type card slot 1232 on the outside of " W " type card slot 1232 and leads
Slot 1231 intersects;An annular groove 1233 is equipped between the boss and sleeve outer wall, one end of the beam barrel spring 126 is arranged in this
In annular groove 1233.
Spring base 124 is set to the bottom end of the sleeve 123, and shaft spring 125 is fixed on the spring of the spring base 124
Above screens 1241, and the shaft end face is withstood, the other end of beam barrel spring 126 is placed in above the spring base 124.The spring base
It can be rotated freely in sleeve bottom end.
Second fixed module includes beam barrel 121 and shaft 122, and the beam barrel 121 is equipped with and the sleeve guide groove
1231 matched guide table 1211.
Notched ring-like screens 1213 is additionally provided in the beam barrel 121, one side of the ring-like screens close to bottom end is
Saw-tooth-type structures form serrated slot between the sawtooth of saw-tooth-type structures.The end face on the top of the beam barrel 121 is also sawtooth pattern knot
Structure, forms serrated slot 1212 between the sawtooth of saw-tooth-type structures, and the direction of sawtooth is opposite with the sawtooth of annular screens 1213, wherein
The number of the serrated slot on 121 top of beam barrel and the number of the serrated slot of annular screens 1213 are 8, and are uniformly distributed.
The top of shaft 122 is equipped with the first fixture block 1221, which is equipped with and 121 end face of the beam barrel
The first step 1223 and coordinate with " W " the type card slot 1232 of the sleeve that any serrated slot 1212 of saw-tooth-type structures coordinates
Second step 1222.There are one wherein being set at first step 1223 and the cooperation of the serrated slot 1212 on 121 top of the beam barrel
Inclined-plane cooperation of the inclined-plane for the serrated slot 1212 on the beam barrel top;" W " type card slot of second step 1222 and the sleeve
It is set at 1232 cooperation there are two the inclined-plane intersected, for " W " the type card slot 1232 with the first fixed module outer casing inner wall
Inclined-plane cooperation.The notch that the bottom end of shaft 122 corresponds to ring-like screens 1213 is equipped with the second fixture block 1224, in the present solution, annular
Screens 1213 is set there are four equally distributed notch, therefore the second fixture block 1224 is also corresponding is equipped with 4.Second fixture block 1224
On set and matched with the serrated face of the serrated slot of ring-like screens 1213 there are one inclined-plane.
Specifically, the second fixture block 1224 in shaft 122 passes through the notch set of the ring-like screens 1213 of beam barrel 121 to be set to axis
In cylinder 121.When the second fixed module and the first module coordinate, shaft 122 is under pressure, under the action of shaft spring 125
Shaft 122 rotates an angle, and the second fixture block 1224 in shaft 122 sticks into the serrated slot of ring-like screens 1213, at this time shaft
122 are set in beam barrel 121 and cannot be skidded off from beam barrel 121.
After the guide table 1211 on the first fixture block 1221 and beam barrel outer wall at the top of the shaft is aligned, shaft and beam barrel just can be with
1231 insertion sleeve of guide groove along sleeve.At this point, first fixture block 1221 at 122 top of shaft is located at the sawtooth 1212 at the top of beam barrel
Crown on, it should be noted that due to the annular groove 1234 in sleeve 123 diameter and beam barrel spring 126 diameter than turn
The diameter of the first fixture block 1221 on axis 122 is big, therefore, the rotation in beam barrel spring 126 of shaft 122.
The operation principle of mounting device is detailed below:
The beam barrel 121 of first fixing device and shaft 122 are inserted into the sleeve 123 of the first fixing device, and pressed down on, axis
First fixture block 1221 of guide table 1211 and shaft 122 on cylinder 121 slide downward in the guide groove 1231 of sleeve 123, turns at this time
To shaft spring 125, the sawtooth on 121 top of beam barrel withstands first step 1223 on the end face top of axis 122, and the of the first fixture block 1221
Two steps 1222 move under the action of pressing force and shaft spring 125 along the inclined-plane of " W " type card slot, until second step 1222
It sticks into completely in " W " card slot, at this point, the second fixture block 1224 is then aligned in the serrated slot of annular screens 1213 of beam barrel 121, because
This, shaft 122 can not be detached from from sleeve 123, can not be also detached from from beam barrel 121, thus by sleeve 123 and beam barrel 121
It is connected and fixed, removes pressing force at this time, return under the action of beam barrel spring 126 of beam barrel 121 does for pressing next time
Prepare, as shown in Figures 4 and 5.
When pressing the second fixing device again, the serrated slot 1212 on 121 top of beam barrel withstands the first step of shaft 122
1223 move downward, at this point, the second step 1222 of the first fixture block 1221 is under the action of pressing force and shaft spring 125, after
It is continuous to be moved along the inclined-plane of " W " type card slot, until second step 1222 enters the guide groove 1231 of sleeve 123, the first fixture block at this time
1221 are aligned with the guide table 1211 of axle sleeve 121, and under the action of axle sleeve spring 126, the second fixing device can be fixed from first
It is detached in the guide groove of crust of the device.It should be noted that the position that axle sleeve spring 126 withstands axle sleeve 121 is four guide table 1211
Outer ledge, under the action of axle sleeve spring 126, the second fixing device pop up one section of preset distance.
In practical application, the quantity of the boss of sleeve, the quantity of the sawtooth of beam barrel and shaft the first fixture block and second
The quantity that the quantity of fixture block can be set according to actual needs, and be enumerated in being not limited to the present embodiment.
The mounting device of the present embodiment, including the first fixed module and the second fixed module, set in the first fixed module
Shaft spring and W type card slots are set, the second fixed module includes beam barrel, and the top of beam barrel is arranged serrated slot, shaft is arranged in beam barrel
And the first fixture block is set in shaft, the first fixture block can be under the action of shaft spring and pressing force along the oblique of W type card slots
Face moves, therefore can easily realize the Assembly And Disassembly between the first fixed module and the second fixed module, and is not required to
By any tool.
Second embodiment of the invention provides a kind of LED display on the basis of the above embodiments, please refers to and please refers to
Fig. 6 to Fig. 8, the LED display include display module, display babinet or mounting bracket and the mounting device of embodiment one 12, institute
Display module is stated to be fixed on the display babinet or on mounting bracket by the mounting device 12.
Display module includes module shell 11, LED lamp panel mask(It is not shown)With mould-group circuit-board 13.
Module shell 11 is equipped at least two In/Out openings 113, and seal groove is equipped at the In/Out openings 113
115, the seal groove is interior to be equipped with sealing ring 15.11 front of module shell is set between at least two In/Out openings 113
Fluted 116.11 back side of module shell is equipped with handle 14, which is installed to by installation axle or screw outside module
On boss 111 at the position of shell back center.It is additionally provided with notch 114 at left and right sides of 11 back side of module shell, facilitates display module
Preceding installation and dismounting.
11 front of the module shell is additionally provided with mask mounting post and mounting post 119, when the different circuit of use
When plate plate and mask, the position of described two mounting posts can be designed by the needs of module specification in module shell 11, real
The existing same module can be with the pcb board and mask of compatible many kinds of specification;The module shell 11 is parallel to diagonal line equipped with two
Oblique main reinforcing rib 117 and the grid framework 118 that is formed by multiple reinforcing ribs.
Mould-group circuit-board 13 includes lamp plate circuit board 131, the LED illuminator 132 on lamp plate circuit board 131 and driving
Circuit, further include and the In/Out of module shell 11 be open 113 corresponding two In/Out needle stands 133.Each In/Out needle stands
133 include switching circuit board 1331, which is set at In/Out openings 113 and is located at lamp plate 131 and module
Between shell 11, pass through power cord, signal wire or circuit board between the In/Out needle stands 133 of same module(Such as PCB circuit board or
Flexible circuit board)Etc. modes be connected, connection two switching circuit board plates power cord, signal wire or circuit board be placed in module shell 11
Groove 116 in.Wherein, at least one in two n/Out needle stands 133 is equipped with the public needle conducted with lamp plate circuit board 131
Seat 1332.
In practical application, the first fixed module or the second fixed module of mounting device can be installed to matches with display module
On the display babinet of set, it can also be installed on other module mounting brackets or module mounting plate.It is shown when display module is fixed to
When showing babinet, first display module is fixed on mating display babinet with mounting device, then display babinet is fixed to and is corresponded to
Display frame on;If setting power supply, the plinth of signal wire or male and female docking at the In/Out openings 113 of display module
When head, directly it can utilize mounting device 12 that display module is fixed to module mounting bracket or module mounting plate, without first solid
Determine onto babinet.
Specifically, in the front installation display module of LED display, the second fixing device of alignment to first fixes dress
It sets, presses the front of display module, the first fixture block 1221 of the second fixing device is made to stick into " W " card slot of the first fixing device
In, it is at this time installation condition;When pressing display module front again, the second fixture block 1221 of the second fixing device is solid from first
Determine to produce in " W " card slot of device and snap to guide groove 1231 and go out one pre-determined distance of pop-up from guide groove 1231, returns to separation at this time
State, under the action of beam barrel spring 126, beam barrel 121 can be detached from the first fixing device with shaft 122.
Specifically, installing display module constantly behind LED display, the second fixing device of alignment to first fixes dress
It sets, pulls back the handle at the display module back side, display module can be fixed to aobvious screen and shown on babinet, principle and front pressing
Identical, the process for holding dismounting module again is also identical.No matter before module or below dismantle module, the module removed can
The empty position reserved on babinet is passed freely through with front and back.
It should be noted that in practical application, which can not only be applied on LED display, can also answer
For the device that other needs are mechanically connected, such as the installation of illuminator, brightening lamps and lanterns, the installation of LCD TV, built-in wardrobe, cupboard
The installation etc. of cabinet, showcase.
Implement the embodiment of the present invention, has the advantages that:
Firstly, since display module is fixed on display babinet by mounting device, therefore front may be used in the display module
The mode of pressing is either dismantled to install and can also install or dismantle in the mode of module back side pull handle, and handling are non-
It is often convenient, working efficiency is greatly improved, Breakdown Maintenance is carried out and also extremely facilitates, and the mounting device can be applied to arbitrarily
The module of size, the display babinet that can be used for arbitrary dimension are installed to display frame.
Secondly, the display module back side is equipped at least two In/Out needle stands, and two In/Out needle stands are designed with built-up circuit
Plate is connected between two switching circuit boards in same display module, power supply with modes such as power cord, signal wire or circuit boards
Line, signal wire or circuit board are placed in the groove on the module shell between two In/Out openings;Which can be by multiple moulds
Group signal is together in series, and power sources in parallel gets up, and does not have exposed connecting line between display module, does not also have between display babinet
Exposed connecting line, appearance looks elegant.
Again, display module and mounting surface are sealed using sealing ring due to being open in module back side In/Out, to very
Module waterproof easy to implement;And when the sealing ring and In/Out aperture positions are arranged to power supply, the plinth of signal wire or public affairs
When female butt joint, which can be mounted directly and be not necessarily required to display babinet, and flexibility is larger.
Again, the module shell is parallel to cornerwise oblique main reinforcing rib equipped with two, has on module front more
A frame formed by reinforcing rib, to increase the stress intensity of display module;When using different pcb board and mask,
Mounting post can replace position in module shell, realize that the same module can be with the pcb board and mask of compatible many kinds of specification.
It is above disclosed to be only a preferred embodiment of the present invention, the power of the present invention cannot be limited with this certainly
Sharp range, therefore equivalent changes made in accordance with the claims of the present invention, are still within the scope of the present invention.
Claims (8)
1. a kind of mounting device, the display module for installing fixed LED display or babinet, which is characterized in that the peace
Assembling device includes:
First fixed module comprising sleeve and shaft spring and beam barrel spring, the sleeve is interior to be equipped at least two boss, institute
The both sides for stating boss are equipped with guide groove, and the end face of the bottom of the boss forms " W " type card slot, between the boss and sleeve outer wall
Equipped with an annular groove, the beam barrel spring is set in the annular groove;
Second fixed module, including beam barrel and shaft, the beam barrel are equipped with and the matched guide table of sleeve guide groove, the axis
The top end face of cylinder is saw-tooth-type structures, and serrated slot is formed between the sawtooth of the saw-tooth-type structures, the shaft bottom end sliding
Be set in the beam barrel, top correspond to the sleeve guide groove be equipped with the first fixture block, first fixture block be equipped with it is described
The first step of any serrated slot cooperation of the saw-tooth-type structures of beam barrel end face and coordinate with " W " type card slot of the sleeve
Second step;
Wherein, when the shaft and the sleeve are in mated condition, the beam barrel spring withstands the end face of the guide table, institute
State the end that shaft spring withstands the shaft.
2. device as described in claim 1, which is characterized in that the beam barrel inner wall is additionally provided with notched annular screens, institute
State annular screens towards the bottom end of the beam barrel be sawtooth pattern;
The bottom end of the shaft is additionally provided with the second fixture block, second fixture block pass through after the notch of the annular screens with the ring
Shape clamping matching is set in what the shaft was slided in the beam barrel, when first fixture block goes to the saw at the top of the beam barrel
When on the crown of tooth, second fixture block is caught in the serrated slot of the annular screens.
3. device as claimed in claim 2, which is characterized in that when the first fixture block pair of the guide table and the shaft of the beam barrel
Qi Shi, the first step of first fixture block are withstood on the crown of the sawtooth on the beam barrel top.
4. device as described in claim 1, which is characterized in that the first step of first fixture block and the beam barrel top
An inclined-plane is equipped at the cooperation of serrated slot to be used to coordinate with the inclined-plane of the serrated slot on the beam barrel top;The second step is equipped with
Two intersection inclined-planes, for coordinating with the inclined-plane of " W " type card slot of the first fixed module outer casing inner wall.
5. device as described in claim 1, which is characterized in that the bottom end of the sleeve sets that there are one the spring bottoms that can rotate
Seat, the shaft spring and beam barrel spring are set on the spring pedestal.
6. a kind of LED display, which is characterized in that the LED display includes display module and display babinet or module installation
Frame further includes such as mounting device described in any one of claim 1 to 5:
First fixed module of the mounting device is mounted on display babinet front or module mounting bracket is positive, and described the
Two fixed modules are installed to the display module back side, and display module is fixed on the display babinet or module by the mounting device
On mounting bracket.
7. LED display as claimed in claim 6, which is characterized in that the display module further includes module shell and lamp plate
Circuit board and two switching circuit boards:
The installation site of second fixed module is at least arranged in the module shell back side;The module shell back side is additionally provided with
At least two In/Out are open, and the groove of connection two In/Out openings is equipped between at least two In/Out openings;Institute
It includes circuit board and driving circuit and LED light to state lamp plate circuit board;Described two switching circuit boards be set to lamp plate circuit board with
Between module shell, the switching circuit board is equipped with public needle stand, and the public affairs needle stand is placed in corresponding In/Out openings, described
Two public needle stands are connected by power cord, signal wire or circuit board, and the power cord, signal wire or circuit board are placed in the groove
In.
8. LED display as claimed in claim 7, which is characterized in that there are one module shell back center position is set
The boss of handle and trepanning, the handle are mounted on the boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710231955.1A CN108694893B (en) | 2017-04-11 | 2017-04-11 | Mounting device and LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710231955.1A CN108694893B (en) | 2017-04-11 | 2017-04-11 | Mounting device and LED display screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108694893A true CN108694893A (en) | 2018-10-23 |
| CN108694893B CN108694893B (en) | 2024-06-04 |
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| CN201710231955.1A Active CN108694893B (en) | 2017-04-11 | 2017-04-11 | Mounting device and LED display screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111328225A (en) * | 2018-12-17 | 2020-06-23 | 南宁富桂精密工业有限公司 | Locking device |
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| KR200416457Y1 (en) * | 2006-02-27 | 2006-05-15 | 함미덕 | boll point pen of knock type |
| CN101873938A (en) * | 2007-11-26 | 2010-10-27 | 三菱铅笔株式会社 | Mechanical pencil |
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| CN108694893B (en) | 2024-06-04 |
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