CN202634886U - Bar-shaped combined type circuit board of LED display screen - Google Patents
Bar-shaped combined type circuit board of LED display screen Download PDFInfo
- Publication number
- CN202634886U CN202634886U CN 201220196045 CN201220196045U CN202634886U CN 202634886 U CN202634886 U CN 202634886U CN 201220196045 CN201220196045 CN 201220196045 CN 201220196045 U CN201220196045 U CN 201220196045U CN 202634886 U CN202634886 U CN 202634886U
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- circuit board
- bar
- led display
- display screen
- board unit
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Abstract
The utility model provides a bar-shaped combined type circuit board of an LED display screen, which relates to the field of circuit boards and belongs to the technical field of LED display. The high-efficiency and low-cost bar-shaped combined type circuit board comprises a first printed circuit board (PCB) unit and a second PCB unit, wherein the first PCB unit comprises multiple lamp strips which are separated from each other and a first control terminal, one end of each lamp strip of the first PCB unit is electrically connected with the first control terminal, the second PCB unit comprises multiple lamp strips which are separated from each other and a second control terminal, and one end of each light strip of the second PCB unit is electrically connected with the second control terminal. The bar-shaped combined type circuit board of the LED display screen has the advantages that multiple circuit board units are employed for carrying out manufacturing and SMT chip mounting simultaneously, the labor resources are greatly saved, the product quality are ensured, and the circuit board is suitable for mass production.
Description
Technical field
The utility model relates to field of circuit boards, relates in particular to a kind of bar-shaped LED display screen combined circuit plate.
Background technology
LED display has been applied in a lot of public arenas widely, and penetrating LED display adopts the aluminum design assembly, and the LED lamp plate is designed to the bar shaped lamp plate; Be combined into the LED display with air-permeating hole, its weight has only about 1/3rd of conventional display screen, has good weatherability simultaneously; Owing to generally comprise control end and lamp bar; Be provided with between the lamp bar at interval, ventilation and daylighting, windage that the pass-through type design does not influence the screen body are little, and it need not to design by auxiliary heat dissipation; Natural air cooled; Noiselessness with the structural advantage of its light and fast, is applied in occasions such as indoor and outdoor stage background demonstration, building curtain wall, advertisement screen, nightclub, dancing hall widely.
LED display is made up of the LED dot matrix, and the light on and off through red, green and blue lamp pearl come display pattern, under normal conditions; Various electric capacity are set on the PCB circuit board, and electronic devices and components such as resistance, LED lamp pearl are laid by designed circuit figure, process through the SMT paster; And penetrating LED display adopts the pcb board of strip, if adopt the monolithic design, the ventilative notch portion of its hollow out will cause a large amount of wastes; If adopt the PCB lamp bar of wall scroll; Because lamp bar area is little, when carrying out the SMT paster, cause the location inaccurate, rate of finished products is low.
The utility model content
The technical problem that the utility model mainly solves provides a kind of high efficiency, and the bar-shaped LED display screen combined circuit plate that cost is low is fit to industrialization and accurately produces fast.
For solving the problems of the technologies described above, the utility model further provides a kind of combined circuit plate of bar-shaped LED display screen, and it comprises at least one PCB circuit board unit,
Said PCB circuit board unit comprises the lamp bar of control end and a plurality of spaces, and an end of the lamp bar of said PCB circuit board unit is electrically connected with control end,
The control end of the control end of said PCB circuit board unit and another PCB circuit board unit is oppositely arranged; The lamp bar of said PCB circuit board unit is arranged in a crossed manner with the lamp bar of another PCB circuit board unit, and the other end that the lamp bar of said PCB circuit board unit is relative with control end is connected with the control end of another PCB circuit board unit.
Preferably, the lamp bar of said PCB circuit board unit is provided with the groove that is easy to separate with the control end junction of another PCB circuit board unit.
Preferably, said bar-shaped LED display screen combined circuit plate is assembled by the rectangular circuit board of 3-6 piece.
Preferably, the edge of said bar-shaped LED display screen combined circuit plate is provided with the circuit board housing, and said bar-shaped LED display screen combined circuit plate is provided with the groove that is easy to separate with the junction of circuit board housing.
Preferably, be set side by side with LED chip for driving and LED lamp pearl on the said lamp bar.
Preferably, said control end is provided with spacing block set.
The beneficial effect of the utility model is: the PCB circuit board of the circuit board of existing similar LED display product, especially bar-shaped LED display screen is the monolithic design, waste material, and SMT paster location is inaccurate.The utility model designs according to the characteristic of bar-shaped LED circuit board, and a plurality of strip circuit plates unit is spliced, and adopts a plurality of circuit board units to produce the paster with SMT simultaneously; Save human resources greatly, helped the optimization of human resources configuration, improved production efficiency; Reduced production cost; The SMT paster is more accurate, has guaranteed product quality, and suitable large-scale production.
Description of drawings
Fig. 1 is the structural representation of the bar-shaped LED display screen combined circuit plate of the utility model;
Fig. 2 is the structural representation of the PCB circuit board unit of the utility model.
Label declaration: 1, rectangle PCB circuit board; 2, PCB circuit board unit; 3, circuit board housing; 4, control end; 5, lamp bar; 6, spacing block set.
Embodiment
By the technology contents, the structural feature that specify the utility model, realized purpose and effect, know clearly below in conjunction with execution mode and conjunction with figs. and give explanation.
The PCB circuit board that the utility model provides is to be stitched together with a plurality of pcb boards to form, and is convenient to produce install.See also Fig. 1 and Fig. 2; The utility model provides a kind of bar-shaped LED display screen combined circuit plate; Comprise rectangle PCB circuit board 1, said rectangle PCB circuit board 1 circuit board by at least two LED strips (PCB circuit board unit 2) transpostion interval each other is connected to form, and the jigsaw profile is as far as possible near square; Said PCB circuit board unit 2 comprises the lamp bar 5 and the control end 4 that is connected with lamp bar 5 of a plurality of spaces; Said 2 per two mutual intersections of PCB circuit board unit are equipped with, and are connected to form rectangle PCB circuit board 1, wherein; The control end of the control end of PCB circuit board unit and another PCB circuit board unit is oppositely arranged, and said PCB circuit board unit 2 is PCB circuit boards independently each other.
In the specific embodiment; The PCB circuit board unit 2 of the utility model comprises the lamp bar 5 that is arranged side by side and is arranged on the control end 4 at lamp bar 5 two ends; This lamp bar 5 is electrically connected with control end 4; The control end 4 of one end of said lamp bar 5 and the PCB circuit board unit 2 at its place is wholely set; The other end is connected with the groove that is easy to separate through tie point with the control end 4 of another PCB circuit board unit 2, and the lamp bar 5 of PCB circuit board unit is provided with the groove that is easy to separate with control end 4 junctions of another PCB circuit board unit 2, and the groove that is easy to separate is set between the lamp bar of PCB circuit board unit and the lamp bar of another PCB circuit board unit., the PCB circuit board can carry out disjunction through groove easily after machining; Specific as follows; Through the special PCB disjunction tool that matches, adopt the mode that staggers to carry out disjunction in the link position of the lamp bar of the link position of lamp bar 5 and the control end 4 of another PCB circuit board unit and PCB circuit board unit and the lamp bar of another PCB circuit board unit, promptly each disjunction is the lamp bar in interval all; Afterwards, directly obtain two bar shaped pcb boards.If when separately making a pcb board, need special mould and method, and the pcb board between the lamp bar will be cut, cause waste; And adopt this method, and can behind pcb board of one-shot forming, directly be divided into two plates or a plurality of plate, method is easy, and the jigsaw profile is as far as possible near square in addition.
In concrete embodiment, be set side by side with LED chip for driving and LED lamp pearl on the lamp bar of said structure.Specifically, on the PCB circuit board, process, because the PCB circuit board is rectangle or square, the location convenience can be carried out the LED chip for driving more accurately and LED lamp pearl is provided with processing.
In concrete embodiment; The bar-shaped LED display screen combined circuit plate of the utility model is assembled by the rectangular circuit board of 3-6 piece; And its edge also comprises circuit board housing 3, and circuit board housing 3 (gripper edge) adopts closed loop design, guarantees can not be out of shape after the PCB jigsaw is fixed on the anchor clamps.Big device or the device that stretches out can not be arranged near the tie point between jigsaw housing and PCB circuit board unit, PCB circuit board unit and the PCB circuit board unit; And the edge of components and parts and pcb board should leave the space greater than 0.5mm; To guarantee that cutting tool normally moves; The junction of circuit board housing 3 is provided with the groove that is easy to separate, and circuit board housing 3 separates with plate in pcb board cutting back.
In concrete embodiment, the control end 4 of the utility model bar-shaped LED display screen combined circuit plate is provided with spacing block set 6.When the PCB circuit board was divided into two sections through tool, that this spacing block set 6 plays was fixing, the effect of location.
The utility model utilizes the characteristic of bar-shaped LED display screen circuit board, carries out jigsaw, adopts a plurality of circuit board units to produce the paster with SMT simultaneously; Save human resources greatly, helped the optimization of human resources configuration, improved production efficiency greatly; Reduced production cost; Make the SMT paster more accurate, guaranteed product quality, and suitable large-scale production.Material is saved in multicircuit plate combination, can 3～6 combination, and large-scale production is more convenient.
The above is merely the embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.
Claims (6)
1. a bar-shaped LED display screen combined circuit plate is characterized in that it comprises at least one PCB circuit board unit,
Said PCB circuit board unit comprises the lamp bar of control end and a plurality of spaces, and an end of the lamp bar of said PCB circuit board unit is electrically connected with control end,
The control end of the control end of said PCB circuit board unit and another PCB circuit board unit is oppositely arranged; The lamp bar of said PCB circuit board unit is arranged in a crossed manner with the lamp bar of another PCB circuit board unit, and the other end that the lamp bar of said PCB circuit board unit is relative with control end is connected with the control end of another PCB circuit board unit.
2. bar-shaped LED display screen combined circuit plate according to claim 1 is characterized in that the lamp bar of said PCB circuit board unit is provided with the groove that is easy to separate with the control end junction of another PCB circuit board unit.
3. bar-shaped LED display screen combined circuit plate according to claim 2 is characterized in that, said bar-shaped LED display screen combined circuit plate is assembled by the rectangular circuit board of 3-6 piece.
4. according to each described bar-shaped LED display screen combined circuit plate of claim 1-3; It is characterized in that; The edge of said bar-shaped LED display screen combined circuit plate is provided with the circuit board housing, and said bar-shaped LED display screen combined circuit plate is provided with the groove that is easy to separate with the junction of circuit board housing.
5. bar-shaped LED display screen combined circuit plate according to claim 4 is characterized in that, is set side by side with LED chip for driving and LED lamp pearl on the said lamp bar.
6. bar-shaped LED display screen combined circuit plate according to claim 4 is characterized in that said control end is provided with spacing block set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220196045 CN202634886U (en) | 2012-04-28 | 2012-04-28 | Bar-shaped combined type circuit board of LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220196045 CN202634886U (en) | 2012-04-28 | 2012-04-28 | Bar-shaped combined type circuit board of LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202634886U true CN202634886U (en) | 2012-12-26 |
Family
ID=47388018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220196045 Expired - Lifetime CN202634886U (en) | 2012-04-28 | 2012-04-28 | Bar-shaped combined type circuit board of LED display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202634886U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107633779A (en) * | 2017-11-24 | 2018-01-26 | 山西高科华烨电子集团有限公司 | LED display based on COB technologies |
| CN107817150A (en) * | 2017-12-06 | 2018-03-20 | 岭南师范学院 | Devices and methods therefor prepared by a kind of curvature method residual stress test sample |
-
2012
- 2012-04-28 CN CN 201220196045 patent/CN202634886U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107633779A (en) * | 2017-11-24 | 2018-01-26 | 山西高科华烨电子集团有限公司 | LED display based on COB technologies |
| CN107817150A (en) * | 2017-12-06 | 2018-03-20 | 岭南师范学院 | Devices and methods therefor prepared by a kind of curvature method residual stress test sample |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121226 |
|
| CX01 | Expiry of patent term |