CN208570074U - A kind of LED display driving device - Google Patents
A kind of LED display driving device Download PDFInfo
- Publication number
- CN208570074U CN208570074U CN201821283231.8U CN201821283231U CN208570074U CN 208570074 U CN208570074 U CN 208570074U CN 201821283231 U CN201821283231 U CN 201821283231U CN 208570074 U CN208570074 U CN 208570074U
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- CN
- China
- Prior art keywords
- connecting rod
- fixture block
- mounting base
- shell
- led display
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of LED display driving devices, including mounting base, the mounting base upper end is equipped with shell, circuit board is installed in the mounting base of the enclosure interior, LED constant current driving chip is installed on the circuit board, flow straightener and short-circuit protector, mounting base two sides sidewall symmetry offers mounting groove, fixture block is slidably connected inside each mounting groove, the corresponding card slot for offering cooperation fixture block and using of shell two sides lateral wall, each fixture block upper surface offers limiting slot, limited block is slidably connected inside each limiting slot, the fixture block is fixedly connected to first connecting rod far from one end of card slot, the limited block is fixedly connected to the second connecting rod far from one end of limiting slot.The utility model disassembling operations are convenient, and convenient for repairing debugging to device inside, and result of ventilating heat dissipation is good, can guarantee the normal work of circuit.
Description
Technical field
The utility model relates to technical field of LED display more particularly to a kind of LED display driving devices.
Background technique
In recent years, for LED as a kind of energy saving environmental protection product, application is more and more extensive.In current LED display driver
In, it will usually LED constant current driving chip is installed on circuit boards, LED constant current driving chip can make the driving current of display screen steady
Qualitative more preferable, integration is stronger, can meet system to the switching requirement of mass data, and usually can also install flow straightener additional makes circuit
Stability it is more preferable, reliability is stronger.Meanwhile drive circuit board will be installed short-circuit protector also to provide short-circuit protection function,
Have the effect of burn-out-proof lamp, burn plate.
Existing LED display driving device is tieed up because the more operating temperature of its internal component is higher, and when needs are internal
Device for opening is cumbersome when trimming examination, inconvenient for use.
Utility model content
Purpose of the utility model is to solve existing LED display driving devices in the prior art because of its internal member
The more operating temperature of device is higher, and device for opening is cumbersome when needing internal maintenance to debug, problem inconvenient for use, and
A kind of LED display driving device proposed.
To achieve the goals above, the utility model adopts the technical scheme that a kind of LED display driving device,
Including mounting base, the mounting base upper end is equipped with shell, is equipped with circuit board positioned at the intracorporal mounting base upper surface of shell, institute
It states and LED constant current driving chip, flow straightener and short-circuit protector is installed on circuit board, mounting base two sides sidewall symmetry opens up
There is mounting groove, fixture block is slidably connected inside each mounting groove, lateral wall corresponding offer in the shell two sides is matched
The card slot that fixture block uses is closed, each fixture block upper surface offers limiting slot, and sliding connects inside each limiting slot
It is connected to limited block, the fixture block is fixedly connected to first connecting rod far from one end of card slot, and the limited block is far from limiting slot
One end be fixedly connected to the second connecting rod.
In a kind of above-mentioned LED display driving device, the first connecting rod and the second connecting rod run through installation
Seat simultaneously extends outwardly, and the fixture block and limited block are fixedly connected with spring between mounting groove inner wall, and spring correspondence is arranged
In the outside of first connecting rod and the second connecting rod, the shell inner roof wall is also fixedly installed with radiator fan, the shell two
Side side wall offers multiple ventilation holes.
In a kind of above-mentioned LED display driving device, the first connecting rod and the second connecting rod are located at mounting base
External one end is welded with link block.
In a kind of above-mentioned LED display driving device, it is equipped between the radiator fan two sides and shell inner roof wall
Angle bar.
In a kind of above-mentioned LED display driving device, the mounting groove uses T-slot, and opens up inside mounting groove
The sliding rail for thering is cooperation fixture block to use.
In a kind of above-mentioned LED display driving device, the spring is all made of reset spring.
Utility model has the advantages that
1, by pulling first connecting rod and the second connecting rod that can dismount to shell, it is convenient to operate, convenient for dress
It sets inside and repairs debugging；
2, the result of ventilating heat dissipation of enclosure interior can be made by the ventilation hole of setting radiator fan and shell two sides side wall
Well, guarantee the normal work of circuit.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of LED display driving device structural schematic diagram；
Fig. 2 is the structure enlargement diagram of part A in Fig. 1.
In figure: 1 mounting base, 2 shells, 3 circuit boards, 4LED constant-current driven chip, 5 flow straighteners, 6 short-circuit protectors, 7 heat dissipations
Fan, 8 mounting grooves, 9 fixture blocks, 10 card slots, 11 limited blocks, 12 first connecting rods, 13 second connecting rods, 14 springs, 15 link blocks,
16 angle bar.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-2, a kind of LED display driving device, including mounting base 1,1 upper end of mounting base are equipped with shell 2, are located at
1 upper surface of mounting base inside shell 2 is equipped with circuit board 3, and LED constant current driving chip 4, flow straightener 5 are equipped on circuit board 3
With short-circuit protector 6, LED constant current driving chip 4 can make the driving current stability of LED display more preferable, and integration is stronger, can
Meet system to the switching requirement of mass data；Flow straightener 5 can guarantee circuital current stability, relatively reliable；Short-circuit protector 6
Circuit can be protected, prevents from burning lamp, burn plate, 1 two sides sidewall symmetry of mounting base offers mounting groove 8, and each 8 inside of mounting groove is
Fixture block 9, the corresponding card slot 10 for offering cooperation fixture block 9 and using of 2 two sides lateral wall of shell are slidably connected, mounting groove 8 uses T
Shape slot, and the sliding rail that cooperation fixture block 9 uses is offered inside mounting groove 8, make fixture block 9 along the sliding of mounting groove 8 more fast and stable.
Each 9 upper surface of fixture block offers limiting slot, slidably connects limited block 11, fixture block inside each limiting slot
9 one end far from card slot 10 are fixedly connected to first connecting rod 12, and limited block 11 is fixedly connected with far from one end of limiting slot
There is the second connecting rod 13, first connecting rod 12 and the second connecting rod 13 through mounting base 1 and extend outwardly, first connecting rod 12
The one end being located at outside mounting base 1 with the second connecting rod 13 is welded with link block 15, convenient for pulling first connecting rod 12 and the
Two connecting rods 13.
Fixture block 9 and limited block 11 are fixedly connected with spring 14 between 8 inner wall of mounting groove, and the correspondence of spring 14 is set in
The outside of first connecting rod 12 and the second connecting rod 13,2 inner roof wall of shell are also fixedly installed with radiator fan 7, and 7 liang of radiator fan
Angle bar 16 is installed between 2 inner roof wall of side and shell, keeps the mounting structure of radiator fan 7 more stable, 2 two sides side wall of shell is opened
Equipped with multiple ventilation holes, guarantee the heat dissipation ventilation effect inside shell 2, spring 14 is all made of reset spring, and reset spring is answered
Position active force is more stable, slides into fixture block 9 inside card slot 10 more rapidly, more preferable to effect is set.
When using the utility model, under normal condition, the second connecting rod 13 is pulled, limited block 11 is made to be detached from limiting slot,
Fixture block 9, which by the active force of spring 14 is skidded off mounting groove 8, to be supported to set into card slot 10 and carries out 2 two sides of shell to setting, make shell 2 and
Mounting base 1 is kept fixed, and when needing to open shell 2 and repairing debugging, pulls first connecting rod 12, fixture block 9 is made to be detached from card
Slot 10 slides into inside mounting groove 8, until limited block 11 is supported the limit set into 9 upper surface of fixture block by the active force of spring 14 again
Fixture block 9 is limited in slot, shell 2 can be removed from mounting base 1 at this time；2 two sides side wall of radiator fan 7 and shell
Ventilation hole can make the result of ventilating heat dissipation inside shell 2 good, guarantee the normal work of circuit.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of LED display driving device, including mounting base (1), mounting base (1) upper end is equipped with shell (2), is located at shell
The mounting base (1) upper surface in body (2) is equipped with circuit board (3), and LED constant current driving is equipped on the circuit board (3)
Chip (4), flow straightener (5) and short-circuit protector (6), which is characterized in that mounting base (1) two sides sidewall symmetry offers peace
Tankage (8), each mounting groove (8) is internal to be slidably connected fixture block (9), and shell (2) two sides lateral wall is corresponding
The card slot (10) that cooperation fixture block (9) uses is offered, each fixture block (9) upper surface offers limiting slot, each described
It is slidably connected inside limiting slot limited block (11), the fixture block (9) is fixedly connected to the far from the one end of card slot (10)
One connecting rod (12), the limited block (11) are fixedly connected to the second connecting rod (13) far from one end of limiting slot.
2. a kind of LED display driving device according to claim 1, which is characterized in that the first connecting rod (12)
With the second connecting rod (13) through mounting base (1) and extending outwardly, the fixture block (9) and limited block (11) are and mounting groove
(8) it is fixedly connected between inner wall spring (14), and spring (14) correspondence is set in first connecting rod (12) and the second connecting rod
(13) outside, shell (2) inner roof wall are also fixedly installed with radiator fan (7), and shell (2) two sides side wall opens up
There are multiple ventilation holes.
3. a kind of LED display driving device according to claim 1, which is characterized in that the first connecting rod (12)
It is located at the external one end of mounting base (1) with the second connecting rod (13) and is welded with link block (15).
4. a kind of LED display driving device according to claim 2, which is characterized in that radiator fan (7) two sides
Angle bar (16) are installed between shell (2) inner roof wall.
5. a kind of LED display driving device according to claim 1, which is characterized in that the mounting groove (8) uses T
Shape slot, and the sliding rail that cooperation fixture block (9) uses is offered inside mounting groove (8).
6. a kind of LED display driving device according to claim 2, which is characterized in that the spring (14) is all made of
Reset spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821283231.8U CN208570074U (en) | 2018-08-10 | 2018-08-10 | A kind of LED display driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821283231.8U CN208570074U (en) | 2018-08-10 | 2018-08-10 | A kind of LED display driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208570074U true CN208570074U (en) | 2019-03-01 |
Family
ID=65450118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821283231.8U Active CN208570074U (en) | 2018-08-10 | 2018-08-10 | A kind of LED display driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208570074U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111163609A (en) * | 2019-12-23 | 2020-05-15 | 安徽瀚茗分析检测科技有限公司 | Occupational health management device and using method |
| CN112128527A (en) * | 2020-08-05 | 2020-12-25 | 深圳市报广电文化传播有限公司 | Splicing device for ultra-high-definition playing equipment |
-
2018
- 2018-08-10 CN CN201821283231.8U patent/CN208570074U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111163609A (en) * | 2019-12-23 | 2020-05-15 | 安徽瀚茗分析检测科技有限公司 | Occupational health management device and using method |
| CN112128527A (en) * | 2020-08-05 | 2020-12-25 | 深圳市报广电文化传播有限公司 | Splicing device for ultra-high-definition playing equipment |
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