CN207560552U - A kind of high-flatness bottom case - Google Patents
A kind of high-flatness bottom case Download PDFInfo
- Publication number
- CN207560552U CN207560552U CN201721770605.4U CN201721770605U CN207560552U CN 207560552 U CN207560552 U CN 207560552U CN 201721770605 U CN201721770605 U CN 201721770605U CN 207560552 U CN207560552 U CN 207560552U
- Authority
- CN
- China
- Prior art keywords
- circular frame
- groove
- crossbeam
- bottom case
- reinforcing rib
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of high-flatness bottom cases, and including bottom case frame, the bottom case frame is all provided with reeded circular frame for two sides；The high inside in circular frame outside is low, and the crossbeam intersected anyhow two-by-two is equipped in the circular frame, reinforcing rib screw column is additionally provided on the crosspoint that the crossbeam intersects；It is installed with reinforcing rib and screw column in the groove of the circular frame upper surface, the screw column is located on four angles of the T words point of intersection that circular frame intersects with crossbeam and circular frame；With circular frame lower face in the same plane, the crossbeam bottom surface is also equipped with groove for the crossbeam bottom surface, and depth of groove is consistent with circular frame lower face depth of groove；The meander reinforcing rib for being raised in slot bottom is equipped in the crossbeam groove and circular frame lower face groove.The utility model provides a kind of high-flatness bottom case, which is effectively improved the flatness of display screen entirety, ensure that the consistency of display screen entirety.
Description
Technical field
The utility model belongs to display screen bottom case technical field, and in particular to a kind of high-flatness bottom case.
Background technology
LED display includes the components such as PCB main board, LED light, mask and bottom case, it is one kind by controlling semiconductor
The display mode of light emitting diode is made of many light emitting diodes, by the light on and off of lamp come show word, figure, image,
The various information such as animation, market, video, video signal, are widely used in advertising media field.
Generally there was only the Non-completety symmetry that is distributed as of a crossbeam or crossbeam in existing technology, in the bottom case of display screen
Structure, mainboard are assembled in bottom case, and can not ensure that display screen is shown with very high flatness.Material used by bottom case at present
Matter is all plastics, and cold and hot deformation easily occurs for plastic material, and the continuous illumination of LED light can generate certain heat, and heat is by PCB
Mainboard is transferred to bottom case, easily bottom case is made to deform, and bottom case deformation makes the PCB of assembling on it also can be displaced and deform,
The flatness for causing entire display screen is bad, influences the effect of display and the content of display.
Invention content
In order to solve the deficiencies in the prior art, the utility model provides a kind of high-flatness bottom case, which has
The flatness of display screen entirety is improved to effect, ensure that the consistency of display screen entirety.
The utility model institute technique effect to be achieved is realized by following scheme：
Novel shield lamp mask in the utility model, including bottom case frame, the bottom case frame is all provided with fluted for two sides
Circular frame；High inside is low on the outside of the circular frame, and the groove section is flat U-shaped；It is equipped with two-by-two in the circular frame
Anyhow intersecting crossbeam is additionally provided with reinforcing rib screw column on the crosspoint that the crossbeam intersects；
Reinforcing rib and screw column, the height and circular frame of the reinforcing rib are installed in the groove of the circular frame upper surface
Inside height is consistent, and the screw column is located on four angles of the T words point of intersection that circular frame intersects with crossbeam and circular frame；
In the same plane, the crossbeam bottom surface is also equipped with flat U-shaped recessed for the crossbeam bottom surface and circular frame lower face
Slot, depth of groove are consistent with circular frame lower face depth of groove；It is equipped in the crossbeam groove and circular frame lower face groove
It is raised in the right angle S type meander reinforcing ribs of slot bottom.
Further, the width of circular frame two sides groove is the 3/4-4/5 of back-shaped width of frame.
Further, the width of the crossbeam inner groovy is the 3/4-4/5 of beam width.
Further, the reinforcing rib bottom surface in the groove of the circular frame upper surface is coplanar with groove floor, and two sides are at 45 °
Angle.
Further, the rectangular cross-section of the reinforcing rib, cross-sectional width are the 1/10-1/8 of back-shaped width of frame.
Further, the reinforcing rib is evenly and symmetrically distributed in the groove of circular frame upper surface.
Further, the reinforcing rib screw column both sides are equipped with symmetrical deep floor.
Further, the section of the meander reinforcing rib is square, highly recessed for crossbeam groove and circular frame lower face
The 1/3-1/2 of groove height.
Further, the meander reinforcing rib is symmetrically distributed in the plane that circular frame is formed with crossbeam.
Further, the crossbeam is connected as a single entity by being molded with bottom case frame.
The utility model has the following advantages：
The utility model provides a kind of high-flatness bottom case, which is effectively improved the smooth of display screen entirety
Degree, ensure that the consistency of display screen entirety.
Description of the drawings
Fig. 1 is the upper end surface structure schematic diagram of high-flatness bottom case in the utility model.
Fig. 2 is the lower face structure diagram of high-flatness bottom case in the utility model.
Specific embodiment
The present invention will be described in detail with reference to the accompanying drawings and examples.
The structure of high-flatness bottom case in the embodiment of the utility model is as shown in attached drawing 1,2, including bottom case frame, bottom
Shell frame is all provided with reeded circular frame 1 for two sides；The high inside in the outside of circular frame 1 is low, and groove section is flat U-shaped；It is back-shaped
The crossbeam 2 intersected anyhow two-by-two is equipped in frame 1, crossbeam 2 is additionally provided with reinforcing rib screw column 3, reinforcing rib spiral shell on intersecting crosspoint
3 both sides of silk column are equipped with symmetrical deep floor 6, and deep floor 6 is fixed on reinforcing rib screw column and same crossbeam, deep floor
6 direction is consistent.
Be installed with reinforcing rib 5 and screw column 4 in the groove of 1 upper surface of circular frame, the height of reinforcing rib 5 in circular frame 1
Side is highly consistent, and screw column 4 is located on four angles of the T words point of intersection that circular frame 1 intersects with crossbeam 2 and circular frame 1；Circular frame
5 bottom surface of reinforcing rib and groove floor in 1 upper surface groove is coplanar, two sides angle at 45 °；The rectangular cross-section of reinforcing rib 5 is cut
Face width is the 1/10-1/8 of 1 width of circular frame；Reinforcing rib 5 is evenly and symmetrically distributed in the groove of 1 upper surface of circular frame.
With 1 lower face of circular frame in the same plane, 2 bottom surface of crossbeam is also equipped with flat U-shaped groove 7 to 2 bottom surface of crossbeam, recessed
Slot 7 is the straight slot communicated with circular frame lower face groove, and depth is consistent with 1 lower face depth of groove of circular frame；Crossbeam groove 7
And the right angle S type meanders reinforcing rib 8 for being raised in slot bottom is equipped in 1 lower face groove of circular frame.The section of meander reinforcing rib 8 is
Square is highly crossbeam groove 7 and the 1/3-1/2 of circular frame lower face groove height.All meander reinforcing ribs 8 symmetrically divide
In the plane that cloth is formed in circular frame 1 and crossbeam 2.
The width of 1 two sides groove of circular frame is the 3/4-4/5 of back-shaped width of frame.The width of 2 inner groovy 7 of crossbeam is wide for crossbeam
The 3/4-4/5 of degree.
Crossbeam 2 is connected as a single entity by being molded with bottom case frame, is molded into most common plastics forming technique.
High-flatness bottom case in the embodiment of the utility model, will be back-shaped by setting the crossbeam 2 intersected anyhow two-by-two
Big square-shaped planar in frame 1 is divided into the nine grids plane of standard, and uniform force is symmetrical when so that the PCB main board is assembled to bottom case；
When the LED light persistent fever on PCB main board makes bottom case deform, the big plane of bottom case symmetrically can make its temperature distortion
Power be uniformly distributed in entire bottom case, ensure that the consistency of display screen entirety.Secondly, screw column 4 be located at circular frame 1 and
On four angles of the intersecting T words point of intersection of crossbeam 2 and circular frame 1, reinforcing rib screw column 3 is set on the crosspoint that crossbeam 2 intersects,
Screw column 4 and reinforcing rib screw column 3 are distributed in entire bottom case plane symmetry, ensure that entire bottom case uniform force is symmetrical；
Screw column 4 and reinforcing rib screw column 3 are set on bottom case frame or crossbeam intersects formed point of intersection, can effectively reduce screw peace
Influence of the stress to entire bottom case is filled, 3 both sides of reinforcing rib screw column are equipped with symmetrical deep floor 6, can further reduce screw
The influence that mount stress deforms bottom case, and then the flatness of display screen entirety is improved, ensure the consistency of display screen entirety.
Reinforcing rib 5 is equipped in the groove of bottom case frame upper surface, is all provided in crossbeam groove 7 and bottom case frame lower face groove
There is the right angle S type meanders reinforcing rib 8 for being raised in slot bottom, all reinforcing ribs are all symmetrically distributed in entire bottom case plane, not only
It can effectively ensure that bottom case frame and beam force are uniform, can also effectively improve the intensity of bottom case frame and beam force.
The utility model is can be seen that from the scheme of above-described embodiment and provides a kind of high-flatness bottom case, which has
The flatness of display screen entirety is improved to effect, ensure that the consistency of display screen entirety.
It is last it should be noted that above example be only to illustrate the embodiment of the present invention technical solution rather than to its into
Row limitation, although the embodiment of the present invention is described in detail with reference to preferred embodiment, those of ordinary skill in the art
It should be understood that the technical solution of the embodiment of the present invention can be still modified or replaced equivalently, and these are changed or wait
The range of modified technical solution disengaging technical solution of the embodiment of the present invention cannot also be made with replacement.
Claims (10)
1. a kind of high-flatness bottom case, it is characterised in that：Including bottom case frame, the bottom case frame is all provided with reeded for two sides
Circular frame；High inside is low on the outside of the circular frame, and the groove section is flat U-shaped；It is equipped in the circular frame horizontal two-by-two
Intersecting crossbeam is erected, reinforcing rib screw column is additionally provided on the crosspoint that the crossbeam intersects；
Reinforcing rib and screw column, height and the circular frame inside of the reinforcing rib are installed in the groove of the circular frame upper surface
Highly consistent, the screw column is located on four angles of the T words point of intersection that circular frame intersects with crossbeam and circular frame；
With circular frame lower face in the same plane, the crossbeam bottom surface is also equipped with flat U-shaped groove, recessed for the crossbeam bottom surface
Groove depth is consistent with circular frame lower face depth of groove；It is equipped with and is raised in the crossbeam groove and circular frame lower face groove
The right angle S type meander reinforcing ribs of slot bottom.
2. high-flatness bottom case as described in claim 1, it is characterised in that：The width of circular frame two sides groove is circular frame
The 3/4-4/5 of width.
3. high-flatness bottom case as described in claim 1, it is characterised in that：The width of the crossbeam inner groovy is beam width
3/4-4/5。
4. high-flatness bottom case as described in claim 1, it is characterised in that：Reinforcing rib bottom in the groove of the circular frame upper surface
Face is coplanar with groove floor, two sides angle at 45 °.
5. high-flatness bottom case as claimed in claim 4, it is characterised in that：The rectangular cross-section of the reinforcing rib, cross-sectional width
1/10-1/8 for back-shaped width of frame.
6. high-flatness bottom case as claimed in claim 4, it is characterised in that：The reinforcing rib is evenly and symmetrically distributed on circular frame
In the groove of upper surface.
7. high-flatness bottom case as described in claim 1, it is characterised in that：The reinforcing rib screw column both sides are equipped with symmetrical add
Strong floor.
8. high-flatness bottom case as described in claim 1, it is characterised in that：The section of the meander reinforcing rib is square, high
Spend the 1/3-1/2 for crossbeam groove and circular frame lower face groove height.
9. high-flatness bottom case as described in claim 1, it is characterised in that：The meander reinforcing rib is symmetrically distributed in back-shaped
In the plane that frame is formed with crossbeam.
10. high-flatness bottom case as described in claim 1, it is characterised in that：The crossbeam is linked as by being molded with bottom case frame
One.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721770605.4U CN207560552U (en) | 2017-12-18 | 2017-12-18 | A kind of high-flatness bottom case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721770605.4U CN207560552U (en) | 2017-12-18 | 2017-12-18 | A kind of high-flatness bottom case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207560552U true CN207560552U (en) | 2018-06-29 |
Family
ID=62663693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721770605.4U Expired - Fee Related CN207560552U (en) | 2017-12-18 | 2017-12-18 | A kind of high-flatness bottom case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207560552U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110060579A (en) * | 2019-03-07 | 2019-07-26 | 深圳市奥拓电子股份有限公司 | LED display module and LED mosaic display screen |
| WO2021008315A1 (en) * | 2019-07-18 | 2021-01-21 | 深圳市洲明科技股份有限公司 | Module bottom shell, led display module, and led display screen |
| WO2021008294A1 (en) * | 2019-07-17 | 2021-01-21 | 深圳市洲明科技股份有限公司 | Led display screen module |
-
2017
- 2017-12-18 CN CN201721770605.4U patent/CN207560552U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110060579A (en) * | 2019-03-07 | 2019-07-26 | 深圳市奥拓电子股份有限公司 | LED display module and LED mosaic display screen |
| WO2021008294A1 (en) * | 2019-07-17 | 2021-01-21 | 深圳市洲明科技股份有限公司 | Led display screen module |
| WO2021008315A1 (en) * | 2019-07-18 | 2021-01-21 | 深圳市洲明科技股份有限公司 | Module bottom shell, led display module, and led display screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180629 Termination date: 20181218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |