CN209056219U - A kind of high-efficient heat-dissipating LED screen module - Google Patents
A kind of high-efficient heat-dissipating LED screen module Download PDFInfo
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- CN209056219U CN209056219U CN201822065116.XU CN201822065116U CN209056219U CN 209056219 U CN209056219 U CN 209056219U CN 201822065116 U CN201822065116 U CN 201822065116U CN 209056219 U CN209056219 U CN 209056219U
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- heat
- backboard
- mounting post
- wiring board
- mask
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Abstract
The utility model relates to a kind of high-efficient heat-dissipating LED screen modules, including rear shell, mask and wiring board；Wiring board is between rear shell and mask；Rear shell includes backboard；Backboard is equipped with groove；Heat sink strip is equipped in groove；Backboard is equipped with mask mounting post；Heat sink strip and mask mounting post are fixed on backboard by same screw；Bottom, backboard and the mask mounting post of heat sink strip have the first tapped through hole, the second tapped through hole and tapped blind hole with screw fit；Wiring board is provided with the first via hole；By the way that groove is arranged on backboard, heat exchange area is increased, heat-sinking capability is enhanced；By the way that the material of backboard is become aluminium alloy, first is that heat-sinking capability is enhanced, second is that improving the visual effect of LED screen；By the way that heat sink strip is arranged on backboard, heat-sinking capability is further enhanced；Heat sink strip and mask mounting post are fixed on backboard by same screw, are reduced costs, are simplified assembling process.
Description
Technical field
The utility model relates to LED screen building block technique fields, more specifically to a kind of high-efficient heat-dissipating LED screen
Curtain module.
Background technique
LED display is a kind of flat-panel monitor for showing the various information such as text, image, by multiple LED screens
Module is assembled.
The structural schematic diagram of traditional LED screen module is as shown in figure 3, include rear shell 22, mask 24, and be located at rear shell 22
Wiring board 23 between mask 24；LED light source 25 and driving chip 21 are installed on wiring board 23；In actual use process
In, LED light source 25 and driving chip 21 can all generate a large amount of heat, still, due to traditional LED screen module lack it is special
Radiator structure and its rear shell 22 and mask 24 are generally manufactured from plastic, so heat dissipation effect is poor, it cannot be guaranteed that for a long time
Steady operation.
Utility model content
The technical problem to be solved by the present invention is in view of the above drawbacks of the prior art, provide a kind of efficiently scattered
Heat type LED screen module.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
Construct a kind of high-efficient heat-dissipating LED screen module, wherein including rear shell, mask and be fixedly arranged in the rear shell
Wiring board；The wiring board is between the rear shell and the mask；The rear shell includes backboard；The backboard is by aluminium alloy
Material is made；The backboard is equipped with multiple grooves away from the side of the wiring board；The groove extrusion forming is made；It is described recessed
The heat sink strip that longitudinal section is U-shaped is equipped in slot；The backboard is equipped with multiple installation masks towards the side of the wiring board
Mask mounting post；The heat sink strip and the mask mounting post are fixed on the backboard by same screw；The heat dissipation
The bottom of item, the backboard and the mask mounting post have and the first tapped through hole of the screw fit, the second spiral shell
Line through-hole and tapped blind hole；The head of a nail of the screw is located in the heat sink strip；The wiring board is provided with to be installed for the mask
The first via hole that column passes through.
High-efficient heat-dissipating LED screen module described in the utility model, wherein the rear shell further includes being fixedly arranged on the back
A circle side wall on plate；The side of the wiring board towards the mask is installed with LED light source；The LED light source and the line
The electrical connection of road plate；The mask is provided with the second via hole being pierced by for the LED light source；It is set between the wiring board and the mask
There is the light source insulating heat-conductive plate for conducting the heat generated when LED light source work；The light source insulating heat-conductive plate is fixedly arranged on institute
It states on side wall；The light source insulating heat-conductive plate is provided with the third via hole for supplying the LED light source to pass through and supplies the mask mounting post
The 4th via hole passed through；The inner wall of the LED light source and the third via hole is in close contact；The mask mounting post and the 4th mistake
The inner wall in hole is in close contact；The mask mounting post is made of insulating heat-conduction material.
High-efficient heat-dissipating LED screen module described in the utility model, wherein the wiring board is towards the side of the backboard
Face is installed with the driving chip for driving the LED light source；The driving chip and the circuit board electrical connection；The driving chip
The chip insulation heat-conducting plate for conducting the heat generated when driving chip work is equipped between the backboard；The chip is exhausted
Edge heat-conducting plate is fixedly arranged on the side wall；The chip insulation heat-conducting plate and the driving chip are in close contact；The chip is exhausted
Edge heat-conducting plate is provided with the 5th via hole passed through for the mask mounting post；The inner wall of the mask mounting post and the 5th via hole
It is in close contact.
High-efficient heat-dissipating LED screen module described in the utility model, wherein the backboard is towards the side of the wiring board
Face is fixedly provided with the wiring board mounting post of multiple installation wiring boards；The wiring board mounting post is by insulating heat-conduction material system
At；The chip insulation heat-conducting plate is also provided with the 6th via hole passed through for the wiring board mounting post；The wiring board mounting post
It is in close contact with the inner wall of the 6th via hole.
High-efficient heat-dissipating LED screen module described in the utility model, wherein the chip insulation heat-conducting plate and the back
The side of plate towards the driving chip corresponds to the groove and is in close contact.
The utility model has the beneficial effects that: increasing heat exchange area by the way that groove is arranged on backboard, enhance
Heat-sinking capability；By the way that the material of backboard is become aluminium alloy from traditional plastics, first is that enhance heat-sinking capability, be on the one hand because
It is better than the heat-sinking capability of plastics for the heat-sinking capability of aluminium alloy, is on the other hand because in the requirement for meeting strength and stiffness
Under the premise of, module integral thickness is thinning, and heat transfer distance shortens；Second is that reduce as expand with heat and contract with cold and caused by intermodule
The variation of piece improves the visual effect of LED screen, this is because the heat that the thermal expansion coefficient of aluminium alloy is less than plastics is swollen
Swollen coefficient；By the way that heat sink strip is arranged on backboard, heat-sinking capability is further enhanced；Heat sink strip and mask mounting post pass through same
Screw is fixed on backboard, not only reduces costs but also simplify assembling process, in addition, the enhancing of heat-sinking capability ensure that this
Utility model can be with long-term stable work.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below in conjunction with attached drawing
And the utility model is described in further detail for embodiment, the accompanying drawings in the following description is only that the part of the utility model is implemented
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other accompanying drawings:
Fig. 1 is the structural schematic diagram of the high-efficient heat-dissipating LED screen module of the utility model preferred embodiment；
Fig. 2 is enlarged drawing at A in Fig. 1；
Fig. 3 is the structural schematic diagram of existing LED screen module.
Specific embodiment
It is practical below in conjunction with this in order to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Technical solution in new embodiment carries out clear, complete description, it is clear that described embodiment is the portion of the utility model
Point embodiment, rather than whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not being paid
Every other embodiment obtained, belongs to the protection scope of the utility model under the premise of creative work.
The structural schematic diagram of the high-efficient heat-dissipating LED screen module of the utility model preferred embodiment is as shown in Figure 1, simultaneously
Refering to Fig. 2；Including rear shell 10, mask 14 and the wiring board 12 being fixedly arranged in rear shell 40；Wiring board 12 is located at rear shell 10 and mask
Between 14；Rear shell 10 includes backboard 100；Backboard 100 is made of aluminum alloy materials；Backboard 100 is set away from the side of wiring board 12
There are multiple grooves 1000；1000 extrusion forming of groove is made；The heat sink strip 20 that longitudinal section is U-shaped is equipped in groove 1000；Backboard
100 are equipped with the mask mounting post 16 of multiple installation masks 14 towards the side of wiring board 12；Heat sink strip 20 and mask mounting post 16
It is fixed on backboard 100 by same screw 19；Bottom, backboard 100 and the mask mounting post 16 of heat sink strip 20 have with
The first tapped through hole 200, the second tapped through hole 1001 and the tapped blind hole 160 that screw 19 cooperates；The head of a nail of screw 19, which is located at, to be dissipated
In hot item 20；Wiring board 12 is provided with the first via hole 120 passed through for mask mounting post 16；By the way that groove is arranged on backboard 100
1000, heat exchange area is increased, heat-sinking capability is enhanced；It is closed by the way that the material of backboard 100 is become aluminium from traditional plastics
On the one hand gold is because the heat-sinking capability of aluminium alloy is better than the heat-sinking capability of plastics, another party first is that enhancing heat-sinking capability
Face is because under the premise of meeting the requirement of strength and stiffness, and module integral thickness is thinning, and heat transfer distance shortens；Second is that
Reduce as expand with heat and contract with cold and caused by intermodule piece variation, the visual effect of LED screen is improved, this is because aluminium
The thermal expansion coefficient of alloy is less than the thermal expansion coefficient of plastics；By the way that heat sink strip 20 is arranged on backboard 100, further enhance
Heat-sinking capability；Heat sink strip 20 and mask mounting post 16 are fixed on backboard 100 by same screw 19, are not only reduced costs
And assembling process is simplified in addition, the enhancing of heat-sinking capability ensure that the utility model can be with long-term stable work.
As shown in Figure 1, rear shell 10 further includes the circle side wall 101 being fixedly arranged on backboard 100；Wiring board 12 is towards mask 14
Side be installed with LED light source 15；LED light source 15 is electrically connected with wiring board 12；Mask 14 is provided be pierced by for LED light source 15
Two via holes 140；The light source insulating heat-conductive of the heat generated when conduction LED light source 15 works is equipped between wiring board 12 and mask 14
Plate 13；Light source insulating heat-conductive plate 13 is fixedly arranged on side wall 101；Light source insulating heat-conductive plate 13 is provided with passed through for LED light source 15
Three via holes 130 and the 4th via hole 131 passed through for mask mounting post 15；LED light source 15 and the inner wall of third via hole 130 closely connect
Touching；The inner wall of mask mounting post 15 and the 4th via hole 131 is in close contact；Mask mounting post 16 is made of insulating heat-conduction material；It is logical
It crosses light source insulating heat-conductive plate 13 and the heat that LED light source 15 generates is reached into mask mounting post 16, then reached by mask mounting post 16
Backboard 100 is realized by backboard 100 and extraneous heat exchange and is radiated, enhances heat-sinking capability.
As shown in Figure 1, the side of wiring board 12 towards backboard 100 is installed with the driving chip 18 of driving LED light source 15；It drives
Dynamic chip 18 is electrically connected with wiring board 12；It is equipped with when conduction driving chip 18 works and generates between driving chip 18 and backboard 100
Heat chip insulation heat-conducting plate 11；Chip insulation heat-conducting plate 11 is fixedly arranged on side wall 101；Chip insulation heat-conducting plate 11 and drive
Dynamic chip is in close contact；Chip insulation heat-conducting plate 11 is provided with the 5th via hole 110 passed through for mask mounting post 16；Mask mounting post
16 and the 5th via hole 110 inner wall be in close contact；The heat that driving chip 18 generates is reached by chip insulation heat-conducting plate 11
Mask mounting post 16, then backboard 100 is reached by mask mounting post 16, it is realized and is radiated by backboard 100 and extraneous heat exchange, increased
Strong heat-sinking capability.
As shown in Figure 1, the side of backboard 100 towards wiring board 12 is fixedly provided with the wiring board peace of multiple installation wiring boards 12
Fill column 17；Wiring board mounting post 17 is made of insulating heat-conduction material；Chip insulation heat-conducting plate 11 is also provided with for wiring board mounting post
17 the 6th via holes 111 passed through；The inner wall of wiring board mounting post 17 and the 6th via hole 111 is in close contact；Wiring board mounting post 17
Heat on chip insulation heat-conducting plate 11 is conducted to backboard 100, radiating rate is accelerated, enhances heat-sinking capability.
As shown in Figure 1, chip insulation heat-conducting plate 11 and backboard 100 are towards at the side respective slot 1000 of driving chip 18
It is in close contact；Chip insulation heat-conducting plate 11 directly contacts conduction heat with backboard 100, accelerates radiating rate, enhances heat dissipation
Ability.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations all should belong to the protection scope of the appended claims for the utility model.
Claims (5)
1. a kind of high-efficient heat-dissipating LED screen module, which is characterized in that including rear shell, mask and be fixedly arranged in the rear shell
Wiring board；The wiring board is between the rear shell and the mask；The rear shell includes backboard；The backboard is by aluminium alloy
Material is made；The backboard is equipped with multiple grooves away from the side of the wiring board；The groove extrusion forming is made；It is described recessed
The heat sink strip that longitudinal section is U-shaped is equipped in slot；The backboard is equipped with multiple installation masks towards the side of the wiring board
Mask mounting post；The heat sink strip and the mask mounting post are fixed on the backboard by same screw；The heat dissipation
The bottom of item, the backboard and the mask mounting post have and the first tapped through hole of the screw fit, the second spiral shell
Line through-hole and tapped blind hole；The head of a nail of the screw is located in the heat sink strip；The wiring board is provided with to be installed for the mask
The first via hole that column passes through.
2. high-efficient heat-dissipating LED screen module according to claim 1, which is characterized in that the rear shell further includes fixed
In the circle side wall on the backboard；The side of the wiring board towards the mask is installed with LED light source；The LED light source
With the circuit board electrical connection；The mask is provided with the second via hole being pierced by for the LED light source；The wiring board and the face
The light source insulating heat-conductive plate for conducting the heat generated when LED light source work is equipped between cover；The light source insulating heat-conductive plate
It is fixedly arranged on the side wall；The light source insulating heat-conductive plate is provided with the third via hole for supplying the LED light source to pass through and supplies the face
The 4th via hole that cover mounting post passes through；The inner wall of the LED light source and the third via hole is in close contact；The mask mounting post
It is in close contact with the inner wall of the 4th via hole；The mask mounting post is made of insulating heat-conduction material.
3. high-efficient heat-dissipating LED screen module according to claim 2, which is characterized in that the wiring board is described in
The side of backboard is installed with the driving chip for driving the LED light source；The driving chip and the circuit board electrical connection；It is described
The chip insulation heat-conducting plate for conducting the heat generated when driving chip work is equipped between driving chip and the backboard；Institute
Chip insulation heat-conducting plate is stated to be fixedly arranged on the side wall；The chip insulation heat-conducting plate and the driving chip are in close contact；Institute
It states chip insulation heat-conducting plate and is provided with the 5th via hole passed through for the mask mounting post；The mask mounting post and the 5th mistake
The inner wall in hole is in close contact.
4. high-efficient heat-dissipating LED screen module according to claim 3, which is characterized in that the backboard is towards the line
The side of road plate is fixedly provided with the wiring board mounting post of multiple installation wiring boards；The wiring board mounting post is by insulating heat-conductive
Material is made；The chip insulation heat-conducting plate is also provided with the 6th via hole passed through for the wiring board mounting post；The wiring board
The inner wall of mounting post and the 6th via hole is in close contact.
5. high-efficient heat-dissipating LED screen module according to claim 3, which is characterized in that the chip insulation heat-conducting plate
The groove corresponding with the side of the backboard towards the driving chip is in close contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822065116.XU CN209056219U (en) | 2018-12-10 | 2018-12-10 | A kind of high-efficient heat-dissipating LED screen module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822065116.XU CN209056219U (en) | 2018-12-10 | 2018-12-10 | A kind of high-efficient heat-dissipating LED screen module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209056219U true CN209056219U (en) | 2019-07-02 |
Family
ID=67054980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822065116.XU Active CN209056219U (en) | 2018-12-10 | 2018-12-10 | A kind of high-efficient heat-dissipating LED screen module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209056219U (en) |
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2018
- 2018-12-10 CN CN201822065116.XU patent/CN209056219U/en active Active
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