CN209980696U - LED matrix display device for scale body - Google Patents
LED matrix display device for scale body Download PDFInfo
- Publication number
- CN209980696U CN209980696U CN201920967894.XU CN201920967894U CN209980696U CN 209980696 U CN209980696 U CN 209980696U CN 201920967894 U CN201920967894 U CN 201920967894U CN 209980696 U CN209980696 U CN 209980696U
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- Prior art keywords
- led
- light guide
- led lamp
- display device
- scale body
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- Expired - Fee Related
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- 239000011159 matrix material Substances 0.000 title claims abstract description 42
- 238000003466 welding Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 239000011324 bead Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- WSMQKESQZFQMFW-UHFFFAOYSA-N 5-methyl-pyrazole-3-carboxylic acid Chemical compound CC1=CC(C(O)=O)=NN1 WSMQKESQZFQMFW-UHFFFAOYSA-N 0.000 description 1
- 210000000577 adipose tissue Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Images
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
An LED matrix display device for a scale body, comprising: the LED lamp array display module is controlled by the main board to display different dot matrixes to light up according to the state of the scale body; the LED lamp array display module includes: the light guide plate, lamp circuit board and spot welding LED lamp pearl on lamp circuit board, the internal surface of face lid is sunken to be formed with the light guide slot, the upper surface of light guide plate is provided with the leaded light post, the leaded light post one-to-one is pegged graft at the light guide slot, LED lamp pearl is indulges equidistant matrix and arranges the distribution on whole lamp circuit board, every LED lamp pearl and every leaded light post one-to-one for when LED lamp pearl was luminous, show bright lamp at the light guide slot through the leaded light post. This scheme is luminous through the LED dot matrix of whole balance body panel, and the corresponding LED luminous point of every point on the panel realizes showing the position region that the foot stood on weight reading, the suggestion panel and showing the expression package through system control with the dot matrix, increases intelligent service function and interest.
Description
Technical Field
The utility model relates to a matrix display device, more specifically relate to a LED matrix display device for the balance body.
Background
At present, the display screen of the electronic scale or the body fat scale on the market is a small-sized liquid crystal screen or an LED screen, the display screen is a small display area arranged on the surface of the scale body and used for displaying weight reading, and the display screen of the scale body has single function and is conventional in shape.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome above-mentioned prior art not enough, provide a LED matrix display device for the balance body.
The utility model provides a technical scheme that above-mentioned technical problem adopted is: an LED matrix display device for a scale body, comprising: the LED lamp array display module is controlled by the main board to display different dot matrix lighting displays according to the state of the scale body.
The LED lamp array display module comprises: the light guide plate, lamp circuit board and spot welding LED lamp pearl on lamp circuit board, the internal surface of face lid is sunken to be formed with the light guide slot, the upper surface of light guide plate is provided with the leaded light post, the leaded light post one-to-one is pegged graft at the light guide slot, LED lamp pearl is indulges equidistant matrix and arranges the distribution on whole lamp circuit board, every LED lamp pearl and every leaded light post one-to-one for when LED lamp pearl was luminous, show bright lamp at the light guide slot through the leaded light post.
The pyroelectric infrared sensor is welded on the lamp circuit board in a spot mode, when the baseboard is close to the face cover, the pyroelectric infrared sensor senses the signal and sends the signal to the mainboard, the LED lamp array display module is controlled by the mainboard, the area of the bright lamp is in a pair of foot shapes, and the position area where the foot stands is displayed.
The side welding of lamp circuit board has the FPC line, and LED lamp battle array display module is connecting mainboard and power through the FPC line.
The light guide plate is adhered to the inner bottom surface of the surface cover through glue, and the lamp circuit board is fixedly arranged below the light guide plate through the positioning column and the screws.
The light guide plate is made of semitransparent silica gel materials.
The main board is provided with a display control unit, the display control unit is connected with the LED lamp array display module, and after weighing, the display control unit controls and displays weight reading.
Be provided with the display control unit on the mainboard, the display control unit connects LED lamp battle array display module, and when the sole board was close to the face lid, main display control unit control shows the position area that the foot stood, and the area of bright light presents a pair of foot shape.
The display control unit is arranged on the main board and connected with the LED lamp array display module, and when the display control unit is in a standby state, the display control unit controls and displays interesting patterns.
The surface cover is made of PC materials.
Compared with the prior art, the beneficial effects of the utility model are that: according to the scheme, the LED dot matrix of the whole scale body panel emits light, each point on the panel corresponds to one LED light-emitting point, and the purpose of displaying the weight reading by the dot matrix is achieved through system control; the position area where the feet stand on the panel can be prompted through dot matrix display; in addition, the expression bag can be displayed, and the intelligent use function and the interestingness are increased.
The utility model discloses a LED matrix display device also can be used for the display control panel of children's taste class product.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced, wherein:
FIG. 1 is a first exploded view of the preferred embodiment of the present invention;
FIG. 2 is a structural exploded view of the preferred embodiment of the present invention;
fig. 3 is a diagram of the dot matrix of the preferred embodiment of the present invention showing four reference examples.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description. In the preferred embodiments, the terms "upper", "lower", "left", "right", "middle" and "a" are used for the sake of clarity only, and are not intended to limit the scope of the invention, its relative relationship between the terms and their derivatives, and the scope of the invention should be understood as being limited by the claims.
Referring to fig. 1 and 2, a LED matrix display device for a scale body according to a preferred embodiment of the present invention mainly includes: the light guide plate comprises a surface cover 1, a light guide plate 2, an LED lamp bead 3 and a lamp circuit board 5, and the components and the connection relationship are described in detail below.
The face cover 1 is provided with a scale body top panel and a cover edge surrounding the top panel for a circle, light guide grooves 11 are formed in the inner surface of the top panel of the face cover 1 in a concave mode, and the light guide grooves 11 are arranged in a matrix mode at equal intervals in the transverse direction and the longitudinal direction and are distributed on the whole inner surface. The surface cover is made of plastic, such as transparent material like PC material.
The light guide plate 2 is arranged on the inner bottom surface of the surface cover 1, the light guide columns 21 are arranged on the upper surface of the light guide plate 2 and are arranged in a matrix with equal intervals in the transverse direction and the longitudinal direction, the light guide columns 21 are correspondingly inserted into the light guide grooves 11 one by one, and the light guide plate 2 is adhered to the inner bottom surface of the surface cover 1 through glue. The light guide plate 2 is made of semitransparent silica gel.
Still spot welding is connected with pyroelectric infrared sensor 4 on lamp circuit board 5, and when the sole board was close to face lid 1, pyroelectric infrared sensor 4 will sense, then sends signal and gives the mainboard, lights the LED dot matrix by mainboard control, and the region of bright lamp presents a pair of sole shape, shows the position region that the foot stood. The pyroelectric infrared sensor is mainly a detection element made of a material with high thermoelectric coefficient, such as lead zirconate titanate ceramic, lithium tantalate, triethylene-sulfate and the like, and the detection element converts detected and received infrared radiation into weak voltage signals, and the weak voltage signals are amplified by a field effect tube and then output outwards. The lamp circuit board 5 may be a hard board or a soft board.
The side welding at lamp circuit board 5 has FPC line 6, and lamp circuit board 5 is connecting mainboard and power through FPC line 6, and mainboard and power are all installed in the balance body, through opening and close display state of mainboard control LED lamp pearl 3, the power provides operating voltage for LED lamp pearl 3.
Referring to fig. 3, the present invention lists several display modes of LED dot matrix illumination, wherein (a) is a foot-operated area display, (b) and (d) are interesting patterns display, and (c) is a weight reading display, in other embodiments, the above display modes can be set according to the actual situation, such as displaying different interesting patterns, displaying a weight reading with a larger or smaller font, and so on. The display control unit is arranged on the main board and is connected with the LED dot matrix through an FPC (flexible printed circuit) line, so that different display modes can be set according to the working state of the scale body. For example, the display control unit controls the LED dot matrix to display the pedal area through the feedback signal of the pyroelectric infrared sensor 4; after weighing, the display control unit controls the LED dot matrix to display the weight reading; or when the scale body is in a standby state, the display control unit controls the LED dot matrix to display interesting patterns, and other various display modes can be realized through the software design of the display control unit.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any person skilled in the art can make any simple modification, equivalent change and modification to the above embodiments according to the technical spirit of the present invention without departing from the scope of the present invention.
Claims (10)
1. An LED matrix display device for a scale body, comprising: the LED lamp array display module is controlled by the main board to display different dot matrix lighting displays according to the state of the scale body.
2. The LED matrix display device of claim 1, wherein said LED matrix display module comprises: the light guide plate, lamp circuit board and spot welding LED lamp pearl on lamp circuit board, the internal surface of face lid is sunken to be formed with the light guide slot, the upper surface of light guide plate is provided with the leaded light post, the leaded light post one-to-one is pegged graft at the light guide slot, LED lamp pearl is indulges equidistant matrix and arranges the distribution on whole lamp circuit board, every LED lamp pearl and every leaded light post one-to-one for when LED lamp pearl was luminous, show bright lamp at the light guide slot through the leaded light post.
3. The LED matrix display device of claim 2, wherein a pyroelectric infrared sensor is spot welded to said lamp circuit board.
4. The LED matrix display device for scale body of claim 2, wherein FPC wire is soldered to the side of the lamp circuit board, and the LED lamp matrix display module is connected to the main board and the power supply via the FPC wire.
5. The LED matrix display device for scale body of claim 2, wherein said light guide plate is adhered to the inner bottom surface of the top cover by glue, and said lamp circuit board is fixed under the light guide plate by positioning posts and screws.
6. The LED matrix display device of claim 2, wherein said light guide plate is made of translucent silicone.
7. The LED matrix display device for the scale body of any one of claims 1 to 6, wherein the main board is provided with a display control unit, the display control unit is connected with the LED lamp array display module, and the display control unit controls and displays the weight reading after weighing.
8. The LED matrix display device for the scale body according to any one of claims 1 to 6, wherein the main board is provided with a display control unit, the display control unit is connected with the LED lamp array display module, when the foot bottom board is close to the face cover, the main display control unit controls the display area where the feet stand, and the area where the lamps are lighted presents a pair of foot shapes.
9. The LED matrix display device for scale body of any one of claims 1 to 6, wherein the main board is provided with a display control unit, the display control unit is connected with the LED lamp array display module, and when the LED lamp array display module is in a standby state, the display control unit controls the display of interesting patterns.
10. An LED matrix display device for a scale body according to any one of claims 1 to 6, wherein said cover is made of PC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920967894.XU CN209980696U (en) | 2019-06-25 | 2019-06-25 | LED matrix display device for scale body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920967894.XU CN209980696U (en) | 2019-06-25 | 2019-06-25 | LED matrix display device for scale body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209980696U true CN209980696U (en) | 2020-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920967894.XU Expired - Fee Related CN209980696U (en) | 2019-06-25 | 2019-06-25 | LED matrix display device for scale body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209980696U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112133245A (en) * | 2020-09-10 | 2020-12-25 | 汕头超声显示器技术有限公司 | A fully embedded LED display based on thin film circuit driver chip |
-
2019
- 2019-06-25 CN CN201920967894.XU patent/CN209980696U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112133245A (en) * | 2020-09-10 | 2020-12-25 | 汕头超声显示器技术有限公司 | A fully embedded LED display based on thin film circuit driver chip |
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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: 20200121 |