CN106558281B - LED display screen, and LED display screen front maintenance device and method - Google Patents
LED display screen, and LED display screen front maintenance device and method Download PDFInfo
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- CN106558281B CN106558281B CN201510626580.XA CN201510626580A CN106558281B CN 106558281 B CN106558281 B CN 106558281B CN 201510626580 A CN201510626580 A CN 201510626580A CN 106558281 B CN106558281 B CN 106558281B
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Abstract
The invention discloses a front maintenance device of an LED display screen, the LED display screen and a front maintenance method of the LED display screen, wherein the front maintenance device of the LED display screen comprises a tension mechanism and a matching mechanism fixed on the back of an LED display module; the tension mechanism comprises an insertion part, and the front end of the insertion part is provided with a positioning part; the cooperation mechanism include with location portion matched with locking portion, cooperation mechanism be equipped with by locking portion to the first hole of stepping down that the LED display module extended, the LED display module corresponds the position in first hole of stepping down be equipped with by first hole of stepping down to the second hole of stepping down that the LED display module openly extended, first hole of stepping down and second hole of stepping down are used for supplying the portion of inserting stretches into, in order to realize location portion with the locking of locking portion is fixed. According to the technical scheme, the LED display module can be prevented from being damaged by the front maintenance device, and the front maintenance cost of the LED display screen is reduced.
Description
Technical Field
The invention relates to the technical field of LED display screens, in particular to a front maintenance device of an LED display screen, the LED display screen and a front maintenance method of the LED display screen.
Background
The LED display screen is formed by assembling a plurality of box bodies or unit boards, is generally arranged on a wall surface, and has the back surface facing the wall surface and the front surface facing audiences. Wherein, a plurality of LED display modules are embedded in each box body or each unit plate. When a certain LED display module in the box body or the unit board breaks down, the LED display module needs to be maintained, and the LED display screen is difficult to maintain from the rear part of the LED display screen due to the fact that the LED display screen faces the wall at the rear part and can only be taken out from the front part of the LED display screen to maintain.
The existing LED display screen front maintenance tools are roughly three types:
1. adding an iron plate or a part capable of being attracted by a back magnet on the back of the LED display module, and attracting the LED display module by strong magnetism, thereby taking down the LED display module; the method increases the weight of the LED display module, the instant impact force of the strong magnet and the LED display module is large, the lamp beads are easy to be damaged, and the strong magnet and the LED display module are difficult to separate;
2. burying a nut on a bottom shell of the LED display module, screwing a rod with threads matched with the nut into the nut, and taking down the LED display module; at the moment, the nut of the bottom shell is stressed in a concentrated manner, the bottom shell is easy to deform, and the rod cannot meet the requirements of the front maintenance size and strength of the LED display screen with small lamp spacing (the lamp spacing of the LED display screen is less than 2.0mm) at the same time;
3. a servo motor is arranged on the LED display module, the motor is controlled to rotate through signals or induction, the LED display module moves for a certain distance under the driving of the motor, and then the LED display module is taken down by hands to realize front maintenance; the cost of the method is very high, and the box structures of the LED display module and the LED display screen are very complicated.
Disclosure of Invention
The invention mainly aims to provide a front maintenance device for an LED display screen, aiming at avoiding the damage of the front maintenance device to an LED display module and reducing the front maintenance cost of the LED display screen.
In order to achieve the purpose, the LED display screen front maintenance device provided by the invention is used for taking down an LED display module from an installation position from the front side, and comprises a tension mechanism and a matching mechanism fixed on the back side of the LED display module; wherein,
the tension mechanism comprises an insertion part, and the front end of the insertion part is provided with a positioning part;
the cooperation mechanism include with location portion matched with locking portion, cooperation mechanism be equipped with by locking portion to the first hole of stepping down that the LED display module extended, the LED display module corresponds the position in first hole of stepping down be equipped with by first hole of stepping down to the second hole of stepping down that the LED display module openly extended, first hole of stepping down and second hole of stepping down are used for supplying the portion of inserting stretches into, in order to realize location portion with the locking of locking portion is fixed.
Preferably, the locking part comprises a mounting frame, a lock tongue, a guide rod, a spring and a limiting part; wherein,
an installation groove is formed in the installation frame; the lock tongue, the guide rod, the spring and the limiting part are all arranged in the mounting groove; one end of the guide rod is connected with the lock tongue, and the other end of the guide rod is provided with the limiting part; the spring is sleeved on the guide rod, one end of the spring is abutted against the spring bolt, and the other end of the spring is abutted against the limiting part; the first abdicating hole penetrates through the mounting rack so as to form an abdicating channel for the insertion part to extend into at a position corresponding to the lock tongue; the surface of the lock tongue facing the LED display module is provided with a guide surface, and the guide surface extends obliquely from front to back along the direction away from the guide rail so as to guide the lock tongue to move towards the guide rod when the guide surface is subjected to backward force; the positioning part is a positioning through hole arranged on the inserting part, and the positioning through hole is used for being sleeved outside the lock tongue.
Preferably, the surface of the lock tongue, which is far away from the LED display module, is provided with a limiting groove, and the edge of the positioning through hole, which faces the limiting groove, extends into the limiting groove to limit the positioning through hole.
Preferably, the mating mechanism further comprises a base plate; the LED display module comprises a bottom shell and a lamp panel, and the lamp panel is arranged on the front side of the bottom shell; the locking part is arranged on the surface of the bottom plate far away from the lamp panel, and the first abdicating hole is formed in the bottom plate;
the bottom shell is provided with an opening for the locking part to extend out, the bottom plate is arranged between the bottom shell and the lamp panel, and the locking part extends out of the bottom shell from the opening; or,
the bottom plate keep away from the surface of lamp plate with the orientation of drain pan the surface of lamp plate offsets and leans on just the bottom plate with drain pan fixed connection.
Preferably, the tensile mechanism further comprises a positioning plate and a handle, the handle is mounted on the surface of the positioning plate far away from the LED display module, and the insertion portion is mounted on the positioning plate and extends towards the LED display module.
Preferably, the inserting part is a metal sheet, the positioning part is arranged at the front end of the metal sheet, and the first yielding hole and the second yielding hole are both strip-shaped through holes matched with the metal sheet in shape.
Preferably, the number of the insertion parts is 2, the insertion parts are fixed at two ends of the positioning plate and face the LED display module, and the number of the locking parts is also 2 correspondingly.
The invention also provides an LED display screen which comprises an installation frame, an LED display screen front maintenance device and an LED display module, wherein the LED display screen front maintenance device comprises a tension mechanism and a matching mechanism fixed on the back of the LED display module; the tension mechanism comprises an insertion part, and the front end of the insertion part is provided with a positioning part; the cooperation mechanism include with location portion matched with locking portion, cooperation mechanism be equipped with by locking portion to the first hole of stepping down that the LED display module extended, the LED display module corresponds the position in first hole of stepping down be equipped with by first hole of stepping down to the second hole of stepping down that the LED display module openly extended, first hole of stepping down and second hole of stepping down are used for supplying the portion of inserting stretches into, in order to realize location portion with the locking of locking portion is fixed.
Preferably, the number of the LED display screen front maintenance devices is 2, and the matching mechanisms of the 2 LED display screen front maintenance devices are arranged on the back of the LED display module at intervals.
The invention also provides a front maintenance method of the LED display screen, wherein the LED display screen comprises an installation frame, an LED display screen front maintenance device and an LED display module, and the LED display screen front maintenance device comprises a tension mechanism and a matching mechanism fixed on the back of the LED display module; the tension mechanism comprises an insertion part, and the front end of the insertion part is provided with a positioning part; the matching mechanism comprises a locking part matched with the positioning part, the matching mechanism is provided with a first abdicating hole extending from the locking part to the LED display module, a second abdicating hole extending from the first abdicating hole to the front side of the LED display module is arranged at the position of the LED display module corresponding to the first abdicating hole, and the first abdicating hole and the second abdicating hole are used for the insertion part to extend into so as to realize the locking and fixing of the positioning part and the locking part; the front maintenance method of the LED display screen comprises the following steps:
the inserting part of the tension mechanism extends into the front face of the LED display module to be maintained from the second abdicating hole, and sequentially penetrates through the second abdicating hole and the first abdicating hole until the positioning part and the locking part are locked and fixed;
forward pulling force is applied to the pulling force mechanism, so that the LED display module to be maintained is taken down from the mounting frame from the front side;
and maintaining the LED display module to be maintained.
The LED display screen front maintenance device is provided with the tension mechanism and the matching mechanism fixed on the back of the LED display screen, when the LED display screen needs to be maintained, the corresponding LED display module can be taken down from the installation position from the front side by matching and fixing the tension mechanism and the matching mechanism and applying forward force to the tension mechanism; the tension mechanism and the matching mechanism of the LED display screen front maintenance device are simple in structure and easy to realize, and can be completed only by simple manual operation during front maintenance without using an electric control element with higher cost, so that the front maintenance cost of the LED display screen is reduced; when force is applied to the tension mechanism, the force is easy to control, and the problem that the LED display module is damaged due to large instant impact force can be avoided; when the LED display screen front maintenance device is used, applied pulling force is transmitted to the back of the LED display module after being dispersed by the matching mechanism, the problem of local deformation of the LED display module caused by stress concentration can be solved, the shape of the insertion part is not limited to be rod-shaped, and the shape of the insertion part and the locking part can be reasonably set to meet the size and strength requirements of LED display screen front maintenance at small lamp intervals.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of a front maintenance apparatus for an LED display screen according to the present invention;
FIG. 2 is a schematic view of another view angle of the maintenance device in front of the LED display screen in FIG. 1;
FIG. 3 is an exploded view of the LED display module and a mating mechanism of the LED display front maintenance device of FIG. 1;
FIG. 4 is a schematic structural diagram of a fitting mechanism of the LED display screen front maintenance device in FIG. 1;
FIG. 5 is a schematic structural view of a base plate of the mating mechanism of FIG. 4;
FIG. 6 is a schematic structural diagram of another embodiment of a LED display front maintenance apparatus according to the present invention;
FIG. 7 is a schematic structural diagram of a tension mechanism of the LED display screen front maintenance device in FIG. 1;
FIG. 8 is a schematic cross-sectional view of the LED display screen front maintenance device of FIG. 1 taken along line A-B-C;
FIG. 9 is a flowchart illustrating steps of a method for pre-maintenance of an LED display screen according to the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) | |
| 100 | |
101 or 101' | |
|
| 102 | |
103 | Opening of the |
|
| 120 | Second hole of stepping down | 200 | |
|
| 220 | |
240 | |
|
| 260 | |
280 | |
|
| 300 | |
320 | Closure |
|
| 340 | First hole of stepping down | 360 | |
|
| 321 | |
322 | |
|
| 323 | |
324 | |
|
| 325 | Limiting |
| Spacing protrusion | |
| | Spacing gasket | 326 | |
|
| 327 | |
328 | |
|
| 329 | Limiting groove |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a front maintenance device for an LED display screen.
Referring to fig. 1 to 8, fig. 1 is a schematic structural diagram of an embodiment of a front maintenance device for an LED display screen according to the present invention; FIG. 2 is a schematic view of another view angle of the maintenance device in front of the LED display screen in FIG. 1; FIG. 3 is an exploded view of the LED display module and a mating mechanism of the LED display front maintenance device of FIG. 1; FIG. 4 is a schematic structural diagram of a fitting mechanism of the LED display screen front maintenance device in FIG. 1; FIG. 5 is a schematic structural view of a base plate of the mating mechanism of FIG. 4; FIG. 6 is a schematic structural diagram of another embodiment of a LED display front maintenance apparatus according to the present invention; FIG. 7 is a schematic structural diagram of a tension mechanism of the LED display screen front maintenance device in FIG. 1; fig. 8 is a schematic sectional view of the LED display screen front maintenance device in fig. 1 along a-B-C.
Referring to fig. 1 to 3, in the embodiment of the present invention, the LED display panel front maintenance apparatus is used to remove an LED display module 100 of an LED display panel from an installation position from a front surface, the LED display panel front maintenance apparatus includes a tensile mechanism 200 and a matching mechanism 300 fixed to a back surface of the LED display module 100, the tensile mechanism 200 includes an insertion portion 220, a positioning portion 240 (see fig. 7) is disposed at a front end of the insertion portion 220, the matching mechanism 300 includes a locking portion 320 matched with the positioning portion 240, the matching mechanism 300 includes a first abdicating hole 340 (see fig. 5 and 8) extending from the locking portion 320 to the LED display module 100, a second abdicating hole 120 extending from the first abdicating hole 340 to the front surface of the LED display module 100 is disposed at a position of the LED display module 100 corresponding to the first abdicating hole 340, and the first abdicating hole 340 and the second abdicating hole 120 are used for the insertion portion 220 to extend into, so as to achieve locking and fixing of the positioning portion 240 and the locking portion 320.
According to the technical scheme, the LED display screen front maintenance device is provided with the tension mechanism 200 and the matching mechanism 300 fixed on the back of the LED display screen, when the LED display screen needs to be maintained, the corresponding LED display module 100 can be taken down from the installation position from the front side by matching and fixing the tension mechanism 200 and the matching mechanism 300 and applying forward force to the tension mechanism 200; the tension mechanism 200 and the matching mechanism 300 of the LED display screen front maintenance device are simple in structure and easy to realize, and can be completed only by simple manual operation during front maintenance without using an electric control element with higher cost, so that the front maintenance cost of the LED display screen is reduced; when force is applied to the tension mechanism 200, the force is easy to control, and the problem that the LED display module 100 is damaged due to large instant impact force can be avoided; when the LED display screen front maintenance device is used, applied pulling force is dispersed by the matching mechanism 300 and then transmitted to the back of the LED display module 100, the problem of local deformation of the LED display module 100 caused by stress concentration can be solved, the shape of the insertion part 220 is not limited to a rod shape, and the shape of the insertion part 220 and the locking part 320 can be reasonably set to meet the size and strength requirements of LED display screen front maintenance with small lamp spacing.
Referring to fig. 4 and 8, the locking portion 320 and the positioning portion 240 are arranged in many ways, for example, the locking portion 320 may include a buckle, the positioning portion 240 may be a matching groove, the buckle is buckled in the matching groove to realize the locking fixation of the locking portion 320 and the positioning portion 240, the locking portion 320 may further include a limiting tooth set having a back-proof structure, the positioning portion 240 is a matching tooth set matched with the limiting tooth set, and the limiting tooth set is meshed with the matching tooth set to realize the locking fixation of the locking portion 320 and the positioning portion 240; in this embodiment, preferably, the locking portion 320 includes a mounting frame 321, a locking tongue 322, a guiding rod 323, a spring 324 and a limiting portion 325; the mounting rack 321 is provided with a mounting groove 326, and the locking bolt 322, the guide rod 323, the spring 324 and the limiting part 325 are all arranged in the mounting groove 326; one end of the guide bar 323 is connected with the bolt 322, and the other end is provided with a limiting part 325; the spring 324 is sleeved on the guide rod 323, and one end of the spring 324 abuts against the lock tongue 322 and the other end abuts against the limiting part 325; the first abdicating hole 340 penetrates through the mounting frame 321 to form an abdicating channel for the insertion part 220 to extend into at a position corresponding to the locking tongue 322; the latch bolt 322 is provided with a guide surface 327 facing the LED display module 100, and the guide surface 327 extends obliquely from front to back in a direction away from the guide rail to guide the latch bolt 322 to move toward the guide bar 323 when the guide surface 327 is subjected to a rearward force; the positioning portion 240 is a positioning through hole formed on the insertion portion 220, and the positioning through hole is used for being sleeved outside the locking tongue 322. The insertion portion 220 extends from the second abdicating hole 120 and the first abdicating hole 340 and then continues to extend along the abdicating channel until the insertion portion 220 touches the guide surface 327, the lock tongue 322 moves towards the guide bar 323 under the action of the guide surface 327 to abdicate the insertion portion 220, when the positioning through hole of the insertion portion 220 aligns with the lock tongue 322, the lock tongue 322 returns to the original position under the action of the spring 324, at this time, the positioning through hole is sleeved on the lock tongue 322, and the locking and fixing of the positioning portion 240 and the locking portion 320 is completed. In this embodiment, the limiting portion 325 includes a limiting protrusion 325a disposed inside the mounting groove 326 and a limiting pad 325b abutting against the limiting protrusion 325a and sleeved on the guide bar 323. The locking portion 320 may further include a positioning structure for positioning the locking tongue 322 and the guiding rod 323, and in this embodiment, the positioning structure is a positioning post 328 respectively disposed at the front and rear sides of the locking tongue 322 and the guiding rod 323.
Referring to fig. 8, preferably, a limiting groove 329 is disposed on a surface of the locking tongue 322 away from the LED display module 100, and an edge of the positioning through hole facing the limiting groove 329 extends into the limiting groove 329 to limit the positioning through hole. The positioning through hole is limited by the limiting groove 329, so that when the tension mechanism 200 applies forward force, the limiting groove 329 can prevent the insertion part 220 from shifting, and the phenomenon of slipping or deviation of the stress direction when the pulling mechanism is pulled outwards is avoided.
Referring to fig. 4 and 5, the matching mechanism 300 further includes a bottom plate 360, the LED display module 100 includes a bottom case 101 and a lamp panel 102, the lamp panel 102 is disposed on the front surface of the bottom case 101, the locking portion 320 is mounted on the surface of the bottom plate 360 away from the lamp panel 102, and the first abdicating hole 340 is disposed on the bottom plate 360; referring to fig. 2, fig. 3 and fig. 8, in the present embodiment, the bottom case 101 is provided with an opening 103 for the locking portion 320 to extend out, the bottom plate 360 is disposed between the bottom case 101 and the lamp panel 102, the locking portion 320 extends out of the bottom case 101 from the opening 103, and the second avoiding hole 120 is a through hole disposed on the lamp panel 102, so that the rear surface of the LED display module 100 is beautiful.
Referring to fig. 6, in another embodiment of the present invention, a surface of the bottom plate 360 away from the lamp panel 102 abuts against a surface of the bottom case 101 'facing the lamp panel 102, and the bottom plate 360 is fixedly connected to the bottom case 101'; the matching mechanism 300 is installed on the back surface of the bottom shell 101 ', and the second abdicating hole 120 penetrates through the lamp panel 102 and the bottom shell 101'; at this moment, the stressed area of the bottom case 101 'is equal to the area of the forward surface of the bottom plate 360, the stressed area of the LED display module 100 is large, the stress is more uniform, and the bottom case 101' can also protect the lamp panel 102 from not directly receiving the force transmitted by the matching mechanism 300.
Referring to fig. 7, preferably, the tension mechanism 200 further includes a positioning plate 260 and a handle 280, the handle 280 is mounted on a surface of the positioning plate 260 away from the LED display module 100, and the inserting portion 220 is mounted on the positioning plate 260 and extends toward the LED display module 100. The handle 280 may be provided to facilitate the application of force by the user.
Referring to fig. 3, 7 and 8, preferably, the insertion portion 220 is a metal sheet, the positioning portion 240 is a positioning through hole formed at a front end of the metal sheet, and the first and second yielding holes 340 and 120 are both elongated through holes having shapes matching with the metal sheet. The insertion portion 220 is made of metal, so that the second abdicating hole 120 can be designed to be long and thin, and the size limitation of the LED display screen with small lamp spacing can be met.
Referring to fig. 7 and 8, preferably, the number of the insertion portions 220 is 2, and the insertion portions 220 are fixed at two ends of the positioning plate 260 and extend toward the LED display module 100. By setting the number of the insertion portions 220 to be 2, the number of the locking portions 320 is also 2, the insertion portions 220 are fixed at two ends of the positioning plate 260, so that the insertion portions 220 can be prevented from inclining in the force application process, and the force can be uniformly applied to the matching mechanism 300, thereby ensuring that the stress of the LED display module 100 is more uniform.
The invention further provides an LED display screen, which includes a mounting frame (not shown), an LED display screen front maintenance device and an LED display module 100, wherein the LED display module 100 is mounted on the front surface of the mounting frame, and the specific structure of the LED display screen front maintenance device refers to the above embodiments.
Referring to fig. 1 to 3, preferably, the number of the LED display panel front maintenance devices is two, and the matching mechanisms 300 of the two LED display panel front maintenance devices are disposed at intervals on the back of the LED display module 100. If only set up a front maintenance device, when pulling out LED display module assembly 100 forward, the slope probably takes place, leads to unable smooth pulling out, sets up two intervals and sets up LED display screen front maintenance device, and LED display module assembly 100 has two stress points, and both synergism, the LED display module assembly 100 that can be steady pulls out.
Referring to fig. 9, the present invention further provides a front maintenance method of the LED display screen, including the following steps:
s1, extending the insertion portion 220 of the tensile mechanism 200 from the front surface of the LED display module 100 to be maintained through the second abdicating hole 120, sequentially penetrating through the second abdicating hole 120 and the first abdicating hole 340 until the positioning portion 240 and the locking portion 320 are locked and fixed;
s2, applying a forward pulling force to the pulling force mechanism 200 to remove the LED display module 100 to be maintained from the mounting frame from the front;
and S3, maintaining the LED display module 100 to be maintained.
By adopting the method for maintaining the LED display screen in front, due to the adoption of the LED display screen maintenance device, S2 and S3 can be completed only by simple manual operation without using an electric control element with higher cost, so that the maintenance cost of the LED display screen is reduced; when the force is applied to the tension mechanism 200, the magnitude of the force is easy to control, and the problem that the LED display module 100 is damaged due to large instant impact force can be avoided.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A front maintenance device of an LED display screen is used for taking an LED display module from an installation position from the front side, and is characterized by comprising a tension mechanism and a matching mechanism fixed on the back side of the LED display module; wherein,
the tension mechanism comprises an insertion part, and the front end of the insertion part is provided with a positioning part;
the cooperation mechanism include with location portion matched with locking portion, cooperation mechanism be equipped with by locking portion to the first hole of stepping down that the LED display module extended, the LED display module corresponds the position in first hole of stepping down be equipped with by first hole of stepping down to the second hole of stepping down that the LED display module openly extended, first hole of stepping down and second hole of stepping down are used for supplying the portion of inserting stretches into, in order to realize location portion with the locking of locking portion is fixed.
2. The LED display screen front maintenance device of claim 1, wherein the locking portion comprises a mounting bracket, a locking tongue, a guide rod, a spring and a limiting portion; wherein,
an installation groove is formed in the installation frame; the lock tongue, the guide rod, the spring and the limiting part are all arranged in the mounting groove; one end of the guide rod is connected with the lock tongue, and the other end of the guide rod is provided with the limiting part; the spring is sleeved on the guide rod, one end of the spring is abutted against the spring bolt, and the other end of the spring is abutted against the limiting part; the first abdicating hole penetrates through the mounting rack so as to form an abdicating channel for the insertion part to extend into at a position corresponding to the lock tongue; the surface of the lock tongue facing the LED display module is provided with a guide surface, and the guide surface extends obliquely from front to back along the direction far away from the guide rod so as to guide the lock tongue to move towards the guide rod when the guide surface is subjected to backward force; the positioning part is a positioning through hole arranged on the inserting part, and the positioning through hole is used for being sleeved outside the lock tongue.
3. The LED display screen front maintenance device of claim 2, wherein a limiting groove is formed in a surface of the lock tongue, which is far away from the LED display module, and edges of the positioning through holes, which face the limiting groove, extend into the limiting groove to limit the positioning through holes.
4. The LED display screen front maintenance device of any of claims 1 to 3, wherein the engagement mechanism further comprises a base plate; the LED display module comprises a bottom shell and a lamp panel, and the lamp panel is arranged on the front side of the bottom shell; the locking part is arranged on the surface of the bottom plate far away from the lamp panel, and the first abdicating hole is formed in the bottom plate;
the bottom shell is provided with an opening for the locking part to extend out, the bottom plate is arranged between the bottom shell and the lamp panel, and the locking part extends out of the bottom shell from the opening; or,
the bottom plate keep away from the surface of lamp plate with the orientation of drain pan the surface of lamp plate offsets and leans on just the bottom plate with drain pan fixed connection.
5. The LED display screen front maintenance device of any one of claims 1 to 3, wherein the tension mechanism further comprises a positioning plate and a handle, the handle is mounted on a surface of the positioning plate away from the LED display module, and the insertion portion is mounted on the positioning plate and extends towards the LED display module.
6. The front maintenance device for the LED display screen according to claim 2 or 3, wherein the insertion portion is a metal sheet, the positioning portion is the positioning through hole formed in the front end of the metal sheet, and the first and second yielding holes are both elongated through holes with shapes matched with the metal sheet.
7. The LED display screen front maintenance device according to any one of claims 1 to 3, wherein the number of the insertion portions is 2, the insertion portions are fixed at two ends of the positioning plate and extend towards the LED display module, and the number of the locking portions is 2 correspondingly.
8. An LED display screen is characterized by comprising a mounting frame, an LED display screen front maintenance device and an LED display module, wherein the LED display module is mounted on the front face of the mounting frame, and the LED display screen front maintenance device is the LED display screen front maintenance device as claimed in any one of claims 1 to 7.
9. The LED display screen of claim 8, wherein the number of the LED display screen front maintenance devices is 2, and the matching mechanisms of the 2 LED display screen front maintenance devices are arranged on the back surface of the LED display module at intervals.
10. A front maintenance method of an LED display screen, wherein the LED display screen is the LED display screen of claim 8 or 9, and the front maintenance method of the LED display screen comprises the following steps:
the inserting part of the tension mechanism extends into the front face of the LED display module to be maintained from the second abdicating hole, and sequentially penetrates through the second abdicating hole and the first abdicating hole until the positioning part and the locking part are locked and fixed;
forward pulling force is applied to the pulling force mechanism, so that the LED display module to be maintained is taken down from the mounting frame from the front side;
and maintaining the LED display module to be maintained.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510626580.XA CN106558281B (en) | 2015-09-28 | 2015-09-28 | LED display screen, and LED display screen front maintenance device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510626580.XA CN106558281B (en) | 2015-09-28 | 2015-09-28 | LED display screen, and LED display screen front maintenance device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106558281A CN106558281A (en) | 2017-04-05 |
| CN106558281B true CN106558281B (en) | 2020-03-10 |
Family
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| CN108648637B (en) * | 2018-05-14 | 2020-05-12 | 威创集团股份有限公司 | Front maintenance structure of LED display screen |
| CN110415621B (en) * | 2019-09-02 | 2024-06-18 | 深圳市迈锐光电有限公司 | LED display screen module maintenance mechanism |
| CN110491303A (en) * | 2019-09-16 | 2019-11-22 | 威创集团股份有限公司 | A kind of fixed device of display module |
| CN110610671B (en) * | 2019-10-25 | 2021-06-22 | 熊周成 | Installation hasp and display screen module |
| WO2022149205A1 (en) * | 2021-01-06 | 2022-07-14 | 三菱電機株式会社 | Video display module attachment/detachment jig |
| CN112951107A (en) * | 2021-03-15 | 2021-06-11 | 深圳蓝普科技有限公司 | LED display screen maintenance device |
| CN114842763B (en) * | 2022-05-11 | 2023-05-12 | 冠捷电子科技(福建)有限公司 | Be applied to independent instrument of LED display screen module post-maintenance |
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