CN209514237U - A kind of display screen test lamp box with support construction - Google Patents
A kind of display screen test lamp box with support construction Download PDFInfo
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- CN209514237U CN209514237U CN201920557241.4U CN201920557241U CN209514237U CN 209514237 U CN209514237 U CN 209514237U CN 201920557241 U CN201920557241 U CN 201920557241U CN 209514237 U CN209514237 U CN 209514237U
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- Prior art keywords
- cabinet
- display screen
- lamp
- lamp box
- support construction
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- 230000009286 beneficial effect Effects 0.000 description 2
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- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
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- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
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- 230000004907 flux Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- 230000003287 optical effect Effects 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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Abstract
The utility model discloses a kind of, and the display screen with support construction tests lamp box, including cabinet and lamp plate, lamp bead is provided on lamp plate, the front that lamp bead is distributed in cabinet and with cabinet is corresponding, the front of cabinet is provided with equal optic panel, and the lower surface of equal optic panel is provided with light-transmitting support panel.The utility model can be such that light equably exhales by equal optic panel; reach good brightness effect; light-transmitting support panel both can guarantee that light was accurately passed through; protection and supporting role can be played to equal optic panel again; the stability and reliability of equipment are improved, to improve the test effect and service life of equipment.
Description
Technical field
The utility model relates to lighting technical fields more particularly to a kind of display screen with support construction to test lamp box.
Background technique
With science and technology and economic fast development, the living standard of the people is continuously improved, it is each in the product with display screen
Role is also more and more important in national economy production and people's social life, especially liquid crystal display, these productions
Product become more diversified and universalness, and in order to improve the versatility and cost performance of product, product in process of production, is needed to display
The optical characteristics of screen is detected, and when detecting, replaces the backlight module in product, test usually using the test lamp box to shine
Lamp box is also referred to as backlight, tests in lamp box and generallys use LED light source as light emitting source, light emitting source can generate certain heat when working
Amount, and current test lamp box becomes greatly, and the requirement of surface brightness value is higher and higher, and this requires the power of light emitting source is more next
Higher, the heat of generation is also more.
But current some display screens test lamp box, certain defect as present on its design, so as to cause it
Stability and reliability are poor, to influence equipment test effect, reduce the service life of equipment.
Utility model content
The utility model proposes a kind of with support construction for problem existing for above-mentioned existing display screen test lamp box
Display screen tests lamp box.
In order to solve the above-mentioned technical problem, the utility model proposes following technical solutions:
A kind of display screen with support construction tests lamp box, including cabinet and lamp plate, is provided with lamp bead, lamp bead on lamp plate
The front being distributed in cabinet and with cabinet is corresponding, and the front of cabinet is provided with equal optic panel, and the lower surface of equal optic panel is set
It is equipped with light-transmitting support panel.
The beneficial effects of the utility model are: the light that optic panel can be such that lamp bead issues passes through diffusing reflection or scattering is equal
It exhales evenly, reaches good brightness effect, light-transmitting support panel not only can guarantee that light was accurately passed through, but also can be to light
Panel plays protection and supporting role, improves the stability and reliability of equipment, thus improve equipment test effect and
Service life.
In some embodiments, the front of cabinet is provided with the positioning to match with equal optic panel and light-transmitting support panel
Slot.
In some embodiments, the upper surface of equal optic panel is provided with light transmission protection panels, in this way can not only be more preferable
Equal optic panel is protected on ground, and is also convenient for preferably supporting product to be tested.
In some embodiments, the first reflective layer is provided on the inner sidewall of cabinet, lamp plate is located at the first reflective layer and encloses
At region in.
In some embodiments, the intracorporal two sides of case or side are formed by first partition for disposing blower fan and row
First groove body of fan.
In some embodiments, first partition is provided with the second reflective layer, such brightness effect close to lamp plate on one side
More preferably.
In some embodiments, the first reflective layer and the second reflective layer are reflective membrane or reflecting coating, are operated more square
Just.
In some embodiments, first matched respectively with the both ends of first partition is provided on the inner sidewall of cabinet
Locating slot.
In some embodiments, the bulb plunger matched with first partition is provided in the first locating slot.
In some embodiments, it is provided with the positioning groove matched with bulb plunger in first partition, stablizes in this way
Property is more preferable.
It is all to be not specifically noted in addition, in technical solutions of the utility model, it can be by using normal in this field
Rule means realize the technical program.
Detailed description of the invention
Fig. 1 is the top view that the utility model cabinet two sides have the test lamp box of the first parting bead to remove equal optic panel.
Fig. 2 is the cross-sectional view for the test lamp box that there are first partition in the utility model cabinet two sides.
Fig. 3 is the partial enlarged view in the utility model Fig. 2 at A.
Fig. 4 is the top view that the utility model cabinet side has the test lamp box of the first parting bead to remove equal optic panel.
Fig. 5 be the utility model lamp plate two sides both ends 1/4 at and supply lines connection schematic diagram.
Fig. 6 is the both ends two sides of the utility model lamp plate and the connection schematic diagram of supply lines.
Fig. 7 is the both ends middle position of the utility model lamp plate and the connection schematic diagram of supply lines.
Fig. 8 is partial sectional view of the utility model first partition at the first locating slot.
Numbering in the drawing explanation, cabinet 1, the first reflective layer 11, locating slot 12, first partition 13, positioning groove 131, the
One groove body 14, the second reflective layer 15, second partition 16, the first locating slot 101, bulb plunger 102, the second locating slot 103,
Lamp plate 2, lamp bead 21, the first positive and negative anodes pad 22, pressure drop route 23, the second positive and negative anodes pad 24, equal optic panel 3, light transmission
Protection panels 31, light-transmitting support panel 32, blower fan 4, exhaust fan 5, supply lines 6, ventilation gap 7, handle 8, aviation plug 9.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.Furthermore it should be noted that term " top ", " lower section ", " front ", " bottom
The orientation or positional relationship of the instructions such as portion ", "inner", "outside", " side ", " two sides ", " both ends " is orientation based on the figure
Or positional relationship, it is merely for convenience of describing the present invention and simplifying the description, rather than the element of indication or suggestion meaning must
There must be specific orientation or be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention,
Term " first ", " second " etc. are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Embodiment:
A kind of display screen test lamp box with support construction, as shown in Fig. 1~8, including cabinet 1 and lamp plate 2, lamp plate 2
It is usually fixed by screws on the bottom surface in cabinet 1, lamp bead 21 is provided on lamp plate 2, the specific size according to cabinet 1 is big
It is small, lamp plate 2 can be one, two or more, be provided with lamp bead 21 on lamp plate 2, lamp bead 21 is usually multiple and uses LED
Lamp bead 21, the front that whole lamp beads 21 are usually uniformly distributed in cabinet 1 and with cabinet 1 is corresponding, and the front of cabinet 1 is provided with
Equal optic panel 3, the lower surface of equal optic panel 3 is provided with light-transmitting support panel 32.
The beneficial effects of the utility model are: the light that optic panel 3 can be such that lamp bead 21 issues passes through diffusing reflection or dissipates
It penetrates and equably exhales, reach good brightness effect, light-transmitting support panel 32 not only can guarantee that light was accurately passed through, but also energy
Protection and supporting role are played to equal optic panel 3, improve the stability and reliability of equipment, to improve the test of equipment
Effect and service life.
In general, lamp plate 2 is that rectangle is conveniently laid out in this way convenient for being preferably covered with entire cabinet 1.
Preferably, as shown in figures 1-4, the front of cabinet 1 is provided with and 32 phase of equal optic panel 3 and light-transmitting support panel
The locating slot 12 matched, equal optic panel 3 and light-transmitting support panel 32 position and be fixedly connected with cabinet 1 by locating slot 12,
It is more firm to connect, and stability is more preferable.
Preferably, as shown in figures 1-4, the upper surface of equal optic panel 3 is provided with light transmission protection panels 31, is protected by light transmission
Protection slab 31 can not only preferably protect equal optic panel 3, and be also convenient for preferably supporting product to be tested.
Preferably, as shown in figures 1-4, the first reflective layer 11 is provided on the inner sidewall of cabinet 1, it is anti-that lamp plate 2 is located at first
In the region that photosphere 11 surrounds, so as to reach better brightness effect, the measuring accuracy and test effect of equipment are improved.
Preferably, as shown in figures 1-4, the two sides in cabinet 1 or side are formed by first partition 13 for disposing air draught
First groove body 14 of fan 4 and exhaust fan 5, blower fan 4 are used for the air draught in cabinet 1, and exhaust fan 5 is used for toward the outer air draft of cabinet 1, root
According to the specific size size of cabinet 1, blower fan 4 and exhaust fan 5 can be one, two or more, blower fan 4 and exhaust fan
5 also can be set any suitable position on cabinet 1.In use, when the lamp plate 2 in cabinet 1 and lamp bead 21 work
Heat is generated, the hot-air in cabinet 1 is discharged by exhaust fan 5 on cabinet 1, while the blower fan 4 on cabinet 1 is by external phase
To in colder air sucking cabinet 1, to form 1 inside of the cabinet air circulation flow external with it, in time, effectively arrange
Hot-air inside cabinet 1 out, cooling and cooling effect is good, prevents from causing temperature in cabinet 1 excessively high due to use for a long time, improve
The service life of associated components in cabinet 1 improves the stability of equipment and reliable to reach preferably test effect
Property.
In addition, the first groove body 14, which can also be used for collection lamp plate 2, is connected with external power source supply lines 6, operation is more convenient,
The arrangement of supply lines 6 is clean and tidy, orderly, is easily installed, safeguards, so that the equipment be enable preferably to be tested, improves and set
Standby safety and reliability；First groove body 14 can also be formed between the bottom surface in lamp plate 2 and cabinet 1, i.e. the first groove body
14 are located at the lower section of lamp plate 2；Ventilation gap 7 is formed between the top of first partition 13 and the bottom surface of light-transmitting support panel 32, just
In air, circulation, cooling and cooling effect are more preferable under the action of blower fan 4 and exhaust fan 5.
Preferably, the two sides in cabinet 1 pass through first partition 13 respectively and form the first groove body 14, and blower fan 4 is placed in one
In a first groove body 14, exhaust fan 5 is placed in another first groove body 14, when in use, 5 row of exhaust fan of 1 side of cabinet
Wind, while 4 air draught of blower fan of 1 other side of cabinet, so as to reach preferably cooling and cooling effect.
Preferably, the side in cabinet 1 forms the first groove body 14 by first partition 13, passes through second in the first groove body 14
Partition 16 forms two parts for disposing blower fan 4 and exhaust fan 5 respectively, easily facilitates the peace of blower fan 4 and exhaust fan 5 in this way
It sets, operation is more convenient, safer and more reliable.
Preferably, as shown in figures 1-4, first partition 13 is provided with the second reflective layer 15 close to lamp plate 2 on one side, in this way
Lamp plate 2 is located in the region that the first reflective layer 11 and the second reflective layer 15 surround, and so as to reach better brightness effect, mentions
The high measuring accuracy and test effect of equipment.Preferably, the first reflective layer 11 and the second reflective layer 15 are reflective membrane or reflective
Coating etc., operation is more convenient, and effect is more preferable.
Preferably, as shown in figures 1-4, it is provided on the inner sidewall of cabinet 1 and is matched respectively with the both ends of first partition 13
The first locating slot 101, be placed in cabinet 1 by two the first locating slots 101 convenient for first partition 13, operation is more
It is convenient, connect more firm, stability and better reliability.Further, on the inner sidewall of cabinet 1 and in first partition 13
The second locating slot 103 matched with the both ends of second partition 16, bulb plunger 102 and positioning groove can be respectively arranged with
131 mode can be used for the cooperation of second partition 16 and the second locating slot 103.
Preferably, as shown in figure 5, being provided with the bulb plunger matched with first partition 13 in the first locating slot 101
102, the quantity of bulb plunger 102 according to the actual situation depending on, bulb plunger 102 generallys use screw-type, in this way operation letter
Just, it is easily installed, the inside of bulb plunger 102 is equipped with spring and is located at the lower section of sphere, and sphere can use stainless steel, Buddhist nun
Dragon, acetal resin or phenolic resin etc..In use, first partition 13 is inserted into the first locating slot 101, bulb
Spring inside the sphere compression of plunger 102, so that the sphere of bulb plunger 102 has certain pressure to first partition 13,
To keep first partition 13 more firm in the first locating slot 101.Further, it is provided in first partition 13 and bulb
The positioning groove 131 that plunger 102 matches, it is more stable in this way, reliable.In addition, bulb plunger 102 and positioning groove 131
Mode can be used for the cooperation of second partition 16 and the second locating slot 103.
Preferably, every for lamp plate 2 be connected with external power source supply lines 6 length it is all the same because for each
For supply lines 6, if length is longer, the loss of voltage is with regard to increasing, in cabinet 1, the company of supply lines 6 and lamp plate 2
Connect position usually and have far have it is close, so any one is all provided with for connecting the supply lines 6 of lamp plate 2 and external power supply and is set to identical length
Degree, i.e., all supply lines 6, which are all provided with, is set to extreme length, for disposing the first groove body 14 of blower fan 4 and exhaust fan 5 to be also convenient for
Supply lines 6 is collected, it is identical for ensuring that the loss of voltage on each supply lines 6 so all, therefore is finally allocated to
Input voltage on each piece of lamp plate 2 is all essentially identical, so that the brightness of the lamp bead 21 on each piece of lamp plate 2 is all basic
Identical, such overall brightness or luminance are more uniform, improve the visual effect and test accuracy of equipment, can be suitable for
It is required that the higher link for repairing liquid crystal mura (hot spot).
Preferably, as shown in fig. 6, being respectively arranged with the first positive and negative anodes pad at the two sides both ends a quarter of lamp plate 2
22, the first positive and negative anodes pad 22 can make each lamp bead 21 to the first on lamp plate 2 for being connected with supply lines 6 in this way
The distance of positive and negative anodes pad 22 is substantially identical, and the input voltage of each lamp bead 21 also can be almost the same, so each
The luminous flux that lamp bead 21 is discharged can reach unanimously, to keep overall brightness or luminance more uniform.
Preferably, as shown in Figure 7, Figure 8, pressure drop route 23 is provided on lamp plate 2, in the both ends two sides of lamp plate 2 or both ends
Between position be respectively arranged with the second positive and negative anodes pad 24, the second positive and negative anodes pad 24 with supply lines 6 for being connected.Make
With in the process, external power supply passes through supply lines 6 from the both ends two sides of lamp plate 2 or both ends middle position into electricity, and by lamp plate 2
Pressure drop route 23 regulate and control lamp bead 21 between small voltage successively decrease, i.e., the voltage from both ends to middle part gradually successively decreases, and prevents
2 middle section of lamp plate is brighter since light filling is sufficient, to keep overall brightness or luminance more uniform.
Preferably, it is provided with handle 8 on cabinet 1, by the lamp box easy to remove of handle 8, and facilitated the lamp box
It is hung.
Preferably, it is provided on cabinet 1 and is connected with external power source aviation plug 9, which is convenient for by aviation plug 9
It is connected with external power supply, it is easy to operate, it is safe and reliable.External power supply preferably powerful power supply is usually set on external power supply
There are dim signal input terminal and voltage input end, by dim signal input terminal, the size of adjustable output voltage, to adjust
Save the brightness of lamp bead 21 on lamp plate 2.
In addition it is also possible to replace above-mentioned lamp plate 2 using a certain number of lamp bars, lamp bar operates, is easy to adjust, convenient for being applicable in
Lamp box is tested in the display screen of various sizes size, can preferably be covered with entire cabinet 1, conveniently be laid out, and lamp bar
On be additionally provided with the diffusing reflection lens matched with lamp bead 21, so as to make light by diffusing reflection or scattering equably dissipate
It goes out, reaches good brightness effect.
Above-described is only some embodiments of the utility model, it should be appreciated that the common skill of this field
For art personnel, without departing from the concept of the present invention, it can also be improved according to the above description or be handed over
It changes, and all these improvement and exchange all should belong to the protection scope of the appended claims for the utility model.In this case,
All details can be replaced with equivalent elements, and material and shape and size are also possible to arbitrarily.
Claims (10)
1. a kind of display screen with support construction tests lamp box, which is characterized in that including cabinet (1) and lamp plate (2), the lamp
It is provided on plate (2) lamp bead (21), the lamp bead (21) is distributed in the cabinet (1) and the positive phase with the cabinet (1)
Corresponding, the front of the cabinet (1) is provided with equal optic panel (3), and the lower surface of the equal optic panel (3) is provided with light-transmitting support
Panel (32).
2. a kind of display screen with support construction according to claim 1 tests lamp box, which is characterized in that the cabinet
(1) front is provided with the locating slot (12) to match with the equal optic panel (3) and the light-transmitting support panel (32).
3. a kind of display screen with support construction according to claim 1 tests lamp box, which is characterized in that the light
The upper surface of panel (3) is provided with light transmission protection panels (31).
4. lamp box is tested to a kind of display screen with support construction described in any claim in 3 according to claim 1,
It is characterized in that, is provided with the first reflective layer (11) on the inner sidewall of the cabinet (1), it is anti-that the lamp plate (2) is located at described first
In the region that photosphere (11) surrounds.
5. a kind of display screen with support construction according to claim 4 tests lamp box, which is characterized in that the cabinet
(1) two sides or side in form the first groove body for disposing blower fan (4) and exhaust fan (5) by first partition (13)
(14)。
6. a kind of display screen with support construction according to claim 5 tests lamp box, which is characterized in that described first
Partition (13) is provided with the second reflective layer (15) close to the lamp plate (2) on one side.
7. a kind of display screen with support construction according to claim 6 tests lamp box, which is characterized in that described first
Reflective layer (11) and the second reflective layer (15) are reflective membrane or reflecting coating.
8. a kind of display screen with support construction according to claim 5 tests lamp box, which is characterized in that the cabinet
(1) the first locating slot (101) matched respectively with the both ends of the first partition (13) is provided on inner sidewall.
9. a kind of display screen with support construction according to claim 8 tests lamp box, which is characterized in that described first
The bulb plunger (102) matched with the first partition (13) is provided in locating slot (101).
10. a kind of display screen with support construction according to claim 9 tests lamp box, which is characterized in that described the
The positioning groove (131) matched with the bulb plunger (102) is provided on one partition (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920557241.4U CN209514237U (en) | 2019-04-23 | 2019-04-23 | A kind of display screen test lamp box with support construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920557241.4U CN209514237U (en) | 2019-04-23 | 2019-04-23 | A kind of display screen test lamp box with support construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209514237U true CN209514237U (en) | 2019-10-18 |
Family
ID=68188480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920557241.4U Expired - Fee Related CN209514237U (en) | 2019-04-23 | 2019-04-23 | A kind of display screen test lamp box with support construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209514237U (en) |
-
2019
- 2019-04-23 CN CN201920557241.4U patent/CN209514237U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191018 |