CN215499748U - Asynchronous control card of LED display screen - Google Patents
Asynchronous control card of LED display screen Download PDFInfo
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- CN215499748U CN215499748U CN202121321155.7U CN202121321155U CN215499748U CN 215499748 U CN215499748 U CN 215499748U CN 202121321155 U CN202121321155 U CN 202121321155U CN 215499748 U CN215499748 U CN 215499748U
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- data conversion
- circuit board
- conversion mechanism
- control card
- display screen
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 48
- 238000012545 processing Methods 0.000 claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 230000009471 action Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000011900 installation process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses an asynchronous control card of an LED display screen, which comprises a data conversion mechanism and a media processing circuit board, wherein the data conversion mechanism comprises a clamping assembly fixedly arranged on the top surface of the data conversion mechanism, the data conversion mechanism comprises a clamping mounting frame, a telescopic plate slidably connected in the inner cavity of the clamping mounting frame, a connecting hole formed in the inner side of the clamping mounting frame and the outer side of the telescopic plate, an elastic connecting shaft clamped in the inner side of the connecting hole and elastic curved blocks fixedly connected to two sides of the elastic connecting shaft; in the scheme, the data conversion mechanism and the two circuit boards of the media processing circuit board can be in limited clamping connection through the data conversion mechanism under the action of the clamping assembly, so that detachable processing between the two circuit boards with different functional areas is realized, redesign of circuit damage is avoided, and the use economy and maintenance portability of the control card are effectively improved.
Description
Technical Field
The utility model relates to the technical field of asynchronous control cards, in particular to an asynchronous control card of an LED display screen.
Background
In the existing LED display screen control system, an LED display screen is usually formed by splicing a plurality of LED box bodies, and each box body is formed by splicing a plurality of LED lamp panels; the LED lamp panel is a minimum unit including circuits such as LED pixels and a driving chip. Generally, one LED box body is provided with one or more receiving cards for control; in some cases, a plurality of LED boxes are controlled by a single receiving card.
The existing asynchronous control card has two processing cores, one is a media processing and analyzing core and is mostly an ARM microprocessor, and the other is a data conversion and gray coding core and is mostly an FPGA device. The existing asynchronous control card generally places the two processing core chips on the same circuit board, so that if one processing core chip needs to be upgraded, the whole circuit board needs to be redesigned, and due to the fact that part of circuits are repeatedly designed, the defects of low design efficiency, long reaction time, high maintenance cost and the like are caused, and the use economy is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving one of the technical problems of the prior art or the related art.
Therefore, the technical scheme adopted by the utility model is as follows:
the utility model provides an asynchronous control card of LED display screen, includes data conversion mechanism and media processing circuit board, the data conversion mechanism includes the joint subassembly of fixed mounting in the data conversion mechanism top surface, the data conversion mechanism includes the joint mounting bracket, and sliding connection is in the expansion plate of joint mounting bracket inner chamber, offers connecting hole, joint in the elastic connection axle of connecting hole inboard and the expansion plate outside the joint mounting bracket and fixed connection in the elastic curved surface piece of elastic connection axle both sides, one side fixed mounting of expansion plate is in one side of media processing circuit board.
The present invention in a preferred example may be further configured to: the data conversion mechanism comprises a data conversion circuit board, the clamping mounting frame is fixedly mounted on the top surface of the data conversion circuit board, the top surface of the data conversion circuit board is fixedly provided with a core processor, a USB interface and a fault display lamp, the outer surface of the media processing circuit board is fixedly provided with a receiving card, and the fault display lamp corresponds to the receiving card.
By adopting the technical scheme, the corresponding arrangement structure of the receiving card and the fault display lamp is adopted, so that the fault position can be judged whether the fault display lamp is lighted or not when the fault occurs, the fault position can be conveniently and quickly positioned, and the overhauling efficiency is improved.
The present invention in a preferred example may be further configured to: the top surface fixed mounting of joint mounting bracket inner chamber has the guide way, the outside of guide way is smooth curved surface structure, the outside of guide way and the bottom surface sliding connection of expansion plate.
Through adopting above-mentioned technical scheme, utilize the smooth curved surface structure of guide way, wearing and tearing in the reduction slip process that can be by a wide margin for can stably align between the connecting hole, improve the accuracy in the installation and the stability in the installation.
The present invention in a preferred example may be further configured to: the diameter size of elasticity curved surface piece is greater than the diameter size of connecting hole, the length size of elastic connection axle is less than the width size of joint mounting bracket, the diameter size of elastic connection axle is unanimous with the diameter size of connecting hole.
Through adopting above-mentioned technical scheme, the diameter size of elasticity curved surface piece is greater than the diameter size of connecting hole for can be so that the side of elasticity curved surface piece and the mutual butt in the outside of joint mounting bracket when elasticity curved surface piece kick-backs, the width size that the length size of elastic connection axle is less than the joint mounting bracket makes the elastic connection axle be in the tensioning state constantly after fixed, further improves expansion plate and joint mounting bracket connection stability.
The present invention in a preferred example may be further configured to: the top surface of the data conversion mechanism is fixedly provided with a space allocation mechanism and a circuit connecting plate, the top surface of the circuit connecting plate is fixedly connected with the bottom surface of the media processing circuit board, and the height of the circuit connecting plate is not fixed.
By adopting the technical scheme, the circuit between the data conversion circuit board and the media processing circuit board is connected through the circuit connecting board, and the height of the circuit connecting board is selected in real time according to the size of the space between the data conversion circuit board and the media processing circuit board.
The present invention in a preferred example may be further configured to: the space allocation mechanism comprises a vertical fixing plate, a sliding groove is formed in the inner side of the vertical fixing plate, an insulating connecting shaft is connected to the inner side of the sliding groove in a sliding mode, and the other side of the insulating connecting shaft is fixedly connected with one side of the media processing circuit board.
Through adopting above-mentioned technical scheme, the interval size changes between drive media processing circuit board and the data conversion circuit board through the slip of insulating connecting axle in the sliding groove inboard to adapt to actual demand, improve the thermal diffusivity when effectual assurance space utilization.
The present invention in a preferred example may be further configured to: the bottom surface of the sliding groove is flush with the bottom surface of the data conversion mechanism, and the horizontal height of the top surface of the vertical fixing plate is higher than that of the top surface of the media processing circuit board.
By adopting the technical scheme, the bottom surface of the sliding groove is flush with the bottom surface of the data conversion mechanism, so that the control card can be in a stable state in the installation process, and the horizontal height of the top surface of the vertical fixing plate is higher than that of the top surface of the media processing circuit board, so that the media processing circuit board can have a certain extension space before welding.
The present invention in a preferred example may be further configured to: one side of the insulating connecting shaft is fixedly connected with a sliding plate, one side of the sliding plate is in sliding connection with one side of the vertical fixing plate, and the sliding plate and the media processing circuit board are respectively positioned on two sides of the vertical fixing plate.
By adopting the technical scheme, the occurrence of the condition that the insulating connecting shaft falls off is prevented by utilizing the size of the sliding plate, and the insulating connecting shaft and the media processing circuit board are conveniently and fixedly installed by utilizing the sliding plate.
By adopting the technical scheme, the utility model has the beneficial effects that:
1. according to the utility model, through the action of the clamping assembly, the data conversion mechanism and the two circuit boards of the media processing circuit board can be in limited clamping connection through the data conversion mechanism, so that the detachable processing between the two circuit boards with different functional areas is realized, the redesign of circuit damage is avoided, the use economy and the maintenance portability of the control card are effectively improved, and the space utilization rate is greatly improved.
2. According to the utility model, through the elastic action between the elastic curved surface block and the elastic connecting shaft, the elastic curved surface block can be pressed in the connecting process, so that the size of the elastic curved surface block is smaller than that of the connecting hole, and the expansion plate and the clamping mounting frame are stably connected through the elastic connecting shaft, so that the clamping mounting frame and the expansion plate can be quickly disassembled.
Drawings
FIG. 1 is an overall schematic view of one embodiment of the present invention;
FIG. 2 is a schematic diagram of a data conversion mechanism according to one embodiment of the present invention;
FIG. 3 is a schematic view of a clamping assembly according to one embodiment of the present invention;
FIG. 4 is a schematic view of an elastic curved block according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a spatial deployment assembly according to an embodiment of the utility model.
Reference numerals:
100. a data conversion mechanism; 110. a clamping assembly; 111. clamping the mounting frame; 112. connecting holes; 113. a retractable plate; 114. a guide groove; 115. an elastic curved surface block; 116. an elastic connecting shaft; 120. a data conversion circuit board; 130. a core processor; 140. a USB interface; 150. a fault display lamp;
200. a media processing circuit board;
300. a space allocation mechanism; 310. a vertical fixing plate; 320. an insulating connecting shaft; 330. a slide plate; 340. a sliding groove;
400. and a circuit connecting board.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
It is to be understood that this description is made only by way of example and not as a limitation on the scope of the utility model.
The following describes an asynchronous control card for an LED display screen according to some embodiments of the present invention with reference to the accompanying drawings, which includes a data conversion mechanism 100 and a media processing circuit board 200, where the data conversion mechanism 100 includes a latch assembly 110 fixedly mounted on a top surface of the data conversion mechanism 100, the data conversion mechanism 100 includes a latch mounting bracket 111, a retractable plate 113 slidably connected in an inner cavity of the latch mounting bracket 111, a connection hole 112 formed inside the latch mounting bracket 111 and outside the retractable plate 113, an elastic connection shaft 116 latched inside the connection hole 112, and an elastic curved block 115 fixedly connected to two sides of the elastic connection shaft 116, and one side of the retractable plate 113 is fixedly mounted on one side of the media processing circuit board 200.
As shown in fig. 1 to 4, further, the data conversion mechanism 100 includes a data conversion circuit board 120, a card mounting bracket 111 is fixedly mounted on a top surface of the data conversion circuit board 120, a core processor 130, a USB socket 140 and a fault display lamp 150 are fixedly mounted on the top surface of the data conversion circuit board 120, a receiving card is fixedly mounted on an outer surface of the media processing circuit board 200, the fault display lamp 150 corresponds to the receiving card, a guide groove 114 is fixedly mounted on a top surface of an inner cavity of the card mounting bracket 111, an outer side of the guide groove 114 is of a smooth curved surface structure, an outer side of the guide groove 114 is slidably connected with a bottom surface of the expansion plate 113, a diameter of the elastic curved surface block 115 is larger than a diameter of the connection hole 112, a length of the elastic connection shaft 116 is smaller than a width of the card mounting bracket 111, and a diameter of the elastic connection shaft 116 is identical to a diameter of the connection hole 112.
Specifically, through the corresponding arrangement structure of the receiving card and the fault display lamp 150, the fault position can be judged through whether the fault display lamp 150 is lighted or not when a fault occurs, so that the fault position can be conveniently and quickly positioned, and the overhauling efficiency is improved.
Specifically, the smooth curved surface structure of the guide groove 114 can greatly reduce the abrasion in the sliding process, so that the connecting holes 112 can be aligned stably, and the accuracy and stability in the installation process are improved.
Specifically, the diameter size of elasticity curved surface piece 115 is greater than the diameter size of connecting hole 112 for can make the side of elasticity curved surface piece 115 and joint mounting bracket 111's the outside mutual butt when elasticity curved surface piece 115 kick-backs, the length size of elastic connection axle 116 is less than the width size of joint mounting bracket 111 and makes elastic connection axle 116 be in the tensioning state constantly after fixed, further improves the stability that expansion plate 113 and joint mounting bracket 111 are connected.
As shown in fig. 1 and 5, a space adjusting mechanism 300 and a circuit connecting board 400 are fixedly mounted on a top surface of the data converting mechanism 100, the top surface of the circuit connecting board 400 is fixedly connected to a bottom surface of the media processing circuit board 200, a height of the circuit connecting board 400 is not fixed, the space adjusting mechanism 300 includes a vertical fixing plate 310, a sliding groove 340 is formed on an inner side of the vertical fixing plate 310, an insulating connecting shaft 320 is slidably connected to an inner side of the sliding groove 340, and the other side of the insulating connecting shaft 320 is fixedly connected to one side of the media processing circuit board 200.
Specifically, the circuit between the data conversion circuit board 120 and the media processing circuit board 200 is connected by the circuit connection board 400, and the height of the circuit connection board 400 is selected in real time according to the size of the gap between the data conversion circuit board 120 and the media processing circuit board 200.
Specifically, the size of the gap between the media processing circuit board 200 and the data conversion circuit board 120 is changed by the sliding of the insulating connecting shaft 320 inside the sliding slot 340, so as to adapt to the actual requirement, effectively ensure the space utilization rate and improve the heat dissipation.
As shown in fig. 1, further, the bottom surface of the sliding slot 340 is flush with the bottom surface of the data conversion mechanism 100, the horizontal height of the top surface of the vertical fixing plate 310 is higher than the horizontal height of the top surface of the media processing circuit board 200, a sliding plate 330 is fixedly connected to one side of the insulating connecting shaft 320, one side of the sliding plate 330 is slidably connected to one side of the vertical fixing plate 310, and the sliding plate 330 and the media processing circuit board 200 are respectively located at two sides of the vertical fixing plate 310.
Specifically, the bottom surface of the sliding groove 340 is flush with the bottom surface of the data conversion mechanism 100 so that the control card can be in a stable state during the installation process, and the top surface of the vertical fixing plate 310 has a higher level than the top surface of the media processing circuit board 200 so that the media processing circuit board 200 can have a certain extension space before soldering.
Specifically, the size of the sliding plate 330 is used to prevent the insulating connecting shaft 320 from falling off, so that the sliding plate 330 is used to fix and mount the insulating connecting shaft 320 and the media processing circuit board 200.
In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.
Claims (8)
1. The utility model provides an asynchronous control card of LED display screen which characterized in that includes:
the data conversion mechanism (100) comprises a clamping assembly (110) fixedly mounted on the top surface of the data conversion mechanism (100), the data conversion mechanism (100) comprises a clamping mounting frame (111), a telescopic plate (113) connected in the inner cavity of the clamping mounting frame (111) in a sliding mode, a connecting hole (112) formed in the inner side of the clamping mounting frame (111) and the outer side of the telescopic plate (113), an elastic connecting shaft (116) clamped in the inner side of the connecting hole (112) and elastic curved blocks (115) fixedly connected to the two sides of the elastic connecting shaft (116);
and one side of the expansion plate (113) is fixedly arranged on one side of the medium processing circuit board (200).
2. The LED display screen asynchronous control card according to claim 1, wherein the data conversion mechanism (100) comprises a data conversion circuit board (120), the card mounting bracket (111) is fixedly mounted on a top surface of the data conversion circuit board (120), a core processor (130), a USB interface (140) and a fault display lamp (150) are fixedly mounted on the top surface of the data conversion circuit board (120), a receiving card is fixedly mounted on an outer surface of the media processing circuit board (200), and the fault display lamp (150) corresponds to the receiving card.
3. The asynchronous control card of LED display screen of claim 1, characterized in that, the top surface fixed mounting of joint mounting bracket (111) inner chamber has guide way (114), the outside of guide way (114) is smooth curved surface structure, the outside of guide way (114) and the bottom surface sliding connection of expansion plate (113).
4. The asynchronous control card of LED display screen of claim 1, characterized in that, the diameter size of elasticity curved surface piece (115) is greater than the diameter size of connecting hole (112), the length size of elasticity connecting axle (116) is less than the width size of joint mounting bracket (111), the diameter size of elasticity connecting axle (116) is unanimous with the diameter size of connecting hole (112).
5. The asynchronous control card of LED display screen of claim 1, characterized in that the top surface of the data conversion mechanism (100) is fixedly installed with a space adjusting mechanism (300) and a circuit connection board (400), the top surface of the circuit connection board (400) is fixedly connected with the bottom surface of the media processing circuit board (200), and the height of the circuit connection board (400) is not fixed.
6. The LED display screen asynchronous control card according to claim 5, wherein the space adjusting mechanism (300) comprises a vertical fixing plate (310), a sliding groove (340) is formed in the inner side of the vertical fixing plate (310), an insulating connecting shaft (320) is connected to the inner side of the sliding groove (340) in a sliding manner, and the other side of the insulating connecting shaft (320) is fixedly connected to one side of the media processing circuit board (200).
7. The LED display screen asynchronous control card as recited in claim 6, characterized in that the bottom surface of the sliding slot (340) is flush with the bottom surface of the data conversion mechanism (100), and the level of the top surface of the vertical fixing plate (310) is higher than that of the top surface of the media processing circuit board (200).
8. The LED display screen asynchronous control card as claimed in claim 6, wherein a sliding plate (330) is fixedly connected to one side of the insulating connecting shaft (320), one side of the sliding plate (330) is slidably connected to one side of the vertical fixing plate (310), and the sliding plate (330) and the media processing circuit board (200) are respectively located at two sides of the vertical fixing plate (310).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121321155.7U CN215499748U (en) | 2021-06-15 | 2021-06-15 | Asynchronous control card of LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121321155.7U CN215499748U (en) | 2021-06-15 | 2021-06-15 | Asynchronous control card of LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215499748U true CN215499748U (en) | 2022-01-11 |
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ID=79718545
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121321155.7U Expired - Fee Related CN215499748U (en) | 2021-06-15 | 2021-06-15 | Asynchronous control card of LED display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215499748U (en) |
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2021
- 2021-06-15 CN CN202121321155.7U patent/CN215499748U/en not_active Expired - Fee Related
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Granted publication date: 20220111 |