CN208721240U - Electronic scale backlight module and electronic scale - Google Patents
Electronic scale backlight module and electronic scale Download PDFInfo
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- CN208721240U CN208721240U CN201821717199.XU CN201821717199U CN208721240U CN 208721240 U CN208721240 U CN 208721240U CN 201821717199 U CN201821717199 U CN 201821717199U CN 208721240 U CN208721240 U CN 208721240U
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- electronic scale
- circuit board
- backlight
- backlight module
- light source
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Abstract
The utility model provides a kind of electronic scale backlight module and electronic scale, it includes display screen, backlight, circuit board and light source, and display screen, backlight and circuit board are successively arranged, display screen and circuit board electrical connection, light source is integrated on circuit boards, and light source is located at the side of backlight.The electronic scale backlight module reduces welding sequence when assembling, and entire assembling procedure is convenient, substantially increases packaging efficiency, reduces bad product rate；Overall structure is more compact, convenient for storage and transport.
Description
Technical field
The utility model relates to electronic scale manufacturing technology field, in particular to a kind of electronic scale backlight module and
Electronic scale.
Background technique
Currently, similar product in the market, is substantially one kind using the method for backlight, backlight is processed as plate
Then the pcb board for being individually welded with LED light is inserted into the slot opened up in backlight by structure in the side processing groove of backlight,
PCB is electrically connected by power supply line with power supply or main PCB plate, and the lED lamp after energization on pcb board, which shines, illuminates entire backlight.
Inventor has found that traditional backlight module at least has the following disadvantages: during processing and manufacturing under study for action
One, in order to which the LED light to shine is mounted in backlight, need to be separately configured the PCB for installing lED lamp
Plate, and pcb board must be made into dual platen, on one side for pasting lamp, another side is used for bonding wire, and lED lamp and power supply line are mounted on pcb board
After upper, need manually to break pcb board and be broken into independent fritter one by one and for being connected to backlight increase cost；
Secondly, the lED lamp installed on pcb board to shine work, pcb board and main mould group or power supply passes through two electric wire realities of weldering
It is now electrically connected, increases the material of electric wire, tin silk, and increase the cost of labor of welding；
Thirdly, backlight need to be arranged installation region structure for installing pcb board, the manufacturing procedure of backlight is complicated, mentions
High product defect rate, reduces work efficiency production capacity, also increases cost of labor.
Utility model content
The purpose of this utility model is to provide a kind of electronic scale backlight modules, multiple to improve traditional backlight chip architecture
Problem miscellaneous, production capacity is low, overall cost is high.
The purpose of this utility model is to provide a kind of electronic scales, multiple with the backlight chip architecture for improving traditional electronic scale
Problem miscellaneous, production capacity is low, overall cost is high.
The embodiments of the present invention are achieved in that
Based on above-mentioned first purpose, the utility model provides a kind of electronic scale backlight module comprising has display screen, back
Mating plate, circuit board and light source, the display screen, the backlight and the circuit board are successively arranged, the display screen with
The circuit board electrical connection, the light source are integrated on the circuit board, and the light source is located at the side of the backlight.
In the utility model preferred embodiment, a plate face of the circuit board is provided with mounting portion, the light source weldering
It connects on the mounting portion, the backlight is overlapped on the mounting portion.
In the utility model preferred embodiment, the side of the display screen is provided with conductive part, the conductive part with
Installation region is formed between the circuit board；The electronic scale backlight module further includes conductive adhesive tape, and the conductive adhesive tape is located at
In the installation region, the conductive part is electrically connected with the circuit board by the conductive adhesive tape.
In the utility model preferred embodiment, it is provided with mounting hole in the backlight, described in the light source insertion
In mounting hole.
In the utility model preferred embodiment, there are two the light source settings, and corresponding, the mounting hole is provided with
Two, two light sources are plugged on respectively in the corresponding mounting hole.
In the utility model preferred embodiment, the circuit board is pcb board.
In the utility model preferred embodiment, the light source is lED lamp.
In the utility model preferred embodiment, the display screen is LCD display.
Based on above-mentioned second purpose, the utility model provides a kind of electronic scale, including scale shell and the electronic scale
Backlight module, the electronic scale backlight module are mounted in the scale shell, are provided on the scale shell for watching the display
The window of screen.
In the utility model preferred embodiment, the scale shell includes the face-piece and bottom case fastened, the window setting
In on the face-piece, the display screen is fitted in the window inner side, and the circuit board is fixed on the face-piece, the display
Screen and the backlight are connected between the face-piece and the circuit board.
The beneficial effect of the utility model embodiment is:
In conclusion the utility model embodiment provides a kind of electronic scale backlight module, and it is simple and reasonable, it is convenient for
Manufacture processing, installation with it is easy to use, meanwhile, the electronic scale backlight module assembling when reduce welding sequence, entirely assemble work
Sequence is convenient, substantially increases packaging efficiency, reduces bad product rate；Overall structure is more compact, convenient for storage and transport.Specifically
It is as follows:
Electronic scale backlight module provided in this embodiment, it is directly that light source is integrated on circuit boards, on circuit board other
Component simultaneously carry out patch, greatly improve working efficiency, do not need to increase additional double-sided PCB board to install light source,
The dividing techniques for saving the double-sided PCB board for obtaining installation light source, reduce manufacturing cost.Meanwhile the direct patch of light source
It integrates and does not need the slot structure that the setting in backlight is used for grafting pcb board on circuit boards, reduce the difficult processing of backlight
Degree, reduces the manufacturing procedure of backlight, and also economization process of grafting pcb board in backlight, can be substantially improved production capacity, drops
Low fraction defective, economization processing cost.Meanwhile the direct patch of light source is integrated on circuit boards, does not need to be used for using power supply line
The pcb board and power supply or circuit board electrical connection for installing light source, reduce the dosage of power supply line, decrease power supply line both ends with
The process of pcb board or power solder, further reduces costs, also prevented power supply line on pcb board packaging, transport with
And transfer etc. during power supply line desoldering risk.
Electronic scale provided in this embodiment includes above-mentioned electronic scale backlight module, with above-mentioned electronic scale backlight module
All advantages.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the face-piece of the electronic scale of the utility model embodiment and the decomposition diagram of backlight module；
Fig. 2 is the face-piece of the electronic scale of the utility model embodiment and the schematic cross-sectional view of backlight module；
Fig. 3 is the schematic diagram of the backlight of the electronic scale backlight module of the utility model embodiment；
Fig. 4 is the schematic diagram of the display screen of the electronic scale backlight module of the utility model embodiment.
Icon: 100- display screen；110- conductive part；200- backlight；210- mounting hole；300- circuit board；
310- fixation hole；400- light source；500- conductive adhesive tape；600- face-piece；610- window；700- screw.
Specific embodiment
Currently, needing to be separately configured the PCB for installing lED lamp in order to which the LED light to shine to be mounted in backlight
Plate, and pcb board must be made into dual platen, on one side for pasting lamp, another side is used for bonding wire, and lED lamp and power supply line are mounted on pcb board
After upper, need manually to break pcb board and be broken into independent fritter one by one and for being connected to backlight increase cost.PCB
The lED lamp installed on plate will shine work, and pcb board is electrically connected with main mould group or power supply by two electric wires realizations of weldering, increase
The material of electric wire, tin silk, and increase the cost of labor of welding.Backlight needs to be arranged installation region structure for installing
The manufacturing procedure of pcb board, backlight is complicated, improves product defect rate, reduces work efficiency production capacity, also increase cost of labor.
In consideration of it, inventor devises a kind of electronic scale backlight module and electronic scale, electronic scale backlight module assembling
When reduce welding sequence, entire assembling procedure is convenient, substantially increases packaging efficiency, reduces bad product rate；Overall structure
It is more compact, convenient for storage and transport.
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that the orientation of the instructions such as term " on ", "lower", "inner", "outside"
Or positional relationship be based on the orientation or positional relationship shown in the drawings or the utility model product using when usually put
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
Embodiment
Fig. 1 and Fig. 2 are please referred to, a kind of electronic scale backlight module is present embodiments provided.
In the present embodiment, electronic scale backlight module includes display screen 100, backlight 200, circuit board 300 and light source
400, display screen 100, backlight 200 and circuit board 300 are successively arranged, and display screen 100 is electrically connected with circuit board 300, light source
400 integrate on the circuit board 300, and light source 400 is located at the side of backlight 200.
Electronic scale backlight module provided in this embodiment, it is directly that light source 400 is integrated on the circuit board 300, with circuit board
Other components carry out patch simultaneously on 300, greatly improve working efficiency, do not need to increase additional double-sided PCB board
Light source 400 is installed, the dividing techniques of the double-sided PCB board for obtaining installation light source 400 is saved, reduces manufacturing cost.Together
When, the direct patch of light source 400 is integrated on the circuit board 300, does not need the slot that the setting in backlight 200 is used for grafting pcb board
Structure reduces the difficulty of processing of backlight 200, reduce the manufacturing procedure of backlight 200, and also economization is in backlight 200
Production capacity can be substantially improved in the process of upper grafting pcb board, reduce fraction defective, economization processing cost.Meanwhile the direct patch of light source 400
It is integrated on the circuit board 300, do not need the pcb board and power supply or circuit board 300 that will be used to install light source 400 using power supply line
Electrical connection, reduces the dosage of power supply line, decreases the process of power supply line both ends and pcb board or power solder, further
It reduces costs, has also prevented the wind of power supply line power supply line desoldering during packaging, transport and transfer etc. on pcb board
Danger.
Referring to Fig. 1, circuit board 300 can be printed circuit board 300 namely pcb board in the present embodiment.It is made in processing
Integrated during making, on circuit board 300 there are many component, light source 400 in 300 assembling process of component and circuit board together
Patch is completed, processing efficiency is greatly improved.
Further, the shape of circuit board 300 is arranged on demand, such as can be but be not limited to rectangular slab.Circuit board 300
On be provided with mounting portion, mounting portion is the rectangular portion close to 300 length direction side of circuit board, and at least one is reserved on mounting portion
A pad for being used to weld light source 400.In the present embodiment, there are two pad settings, and two pads are respectively welded one
Light source 400 can weld two light sources 400 simultaneously on the circuit board 300.Further, two pads are along circuit board 300
Width direction be intervally arranged.
In the present embodiment, optionally, the fixation hole 310 for grafting screw 700, fixation hole are provided on circuit board 300
310 are arranged with mounting portion interval.Fixation hole 310 can be set two, and two fixation holes 310 are cylindrical hole, each fixation
The central axes in hole 310 are arranged perpendicular to the plate face of circuit board 300, between width direction of two fixation holes 310 along circuit board 300
Every arrangement.
In the present embodiment, light source 400 is integrated on the circuit board 300 by the way of welding, and there are two the settings of light source 400,
Two light sources 400 are respectively welded at two pads.The welding manner uses existing processing method, such as in light source
It is provided with solder on 400, solder, solder and circuit in heated light sources 400 are provided at pad on the circuit board 300
After solder to set temperature on plate 300, solder melts, and on the circuit board 300 by the fitting of light source 400, the cooling condensation of solder is real
The welding of existing light source 400 and circuit board 300.
Optionally, light source 400 is LED light.There are two LED light settings, and two lED lamps are respectively welded on the circuit board 300
Two pads on.And each LED light is side-emitting LED lamp, light source 400 is located at the side of backlight 200, and light is from backlight
The side of piece 200 is injected, and entire backlight 200 is illuminated.
Referring to Fig. 3, in the present embodiment, the generally rectangular shaped plate of backlight 200 is provided in backlight 200 and is used for
The mounting hole 210 of light source 400 is accommodated, mounting hole 210 is waist-shaped hole, is installed convenient for the grafting of light source 400.It is corresponding, mounting hole
210 are set as two, and two mounting holes 210 are intervally arranged along the width direction of backlight 200, and two mounting holes 210 are distinguished
It is corresponded with two light sources 400.When installing backlight 200 and circuit board 300, light source 400 can be plugged on corresponding installation
In hole 210, convenient for the propagation of light, the brightness of backlight 200 is more preferable.
Referring to Fig. 4, display screen 100 can be but be not limited to rectangular plate-like, display screen 100 and electricity in the present embodiment
Road plate 300 is electrically connected.Further, the side of display screen 100 is provided with conductive part 110, and display screen 100 and circuit board 300 are flat
Row interval setting, forms installation region between conductive part 110 and circuit board 300, conductive adhesive tape is connected in installation region
500, conductive part 110 and circuit board 300 are realized by conductive adhesive tape 500 and are electrically connected.
It should be noted that display screen 100 can be LCD display 100.
Electronic scale backlight assembly provided in this embodiment, display screen 100, backlight 200 and circuit board 300 are successively arranged,
Display screen 100, backlight 200 and circuit board 300 are arranged in parallel, backlight 200 between display screen 100 and circuit board 300,
The side of backlight 200 overlaps on the circuit board 300, and the light source 400 integrated on circuit board 300 is plugged in backlight 200
Mounting hole 210 in, display screen 100 is fitted in backlight 200.
It should be noted that currently, the light source 400 on backlight module is mounted on independent pcb board, then by pcb board
It is electrically connected with the circuit board 300 of electronic scale using power supply line.The design of such structure, needs to process in backlight 200 and is used for
The slot of the independent pcb board of grafting, and need for power supply line to be welded on the circuit board 300 of pcb board and electronic scale, manufacturing procedure
Complexity, processing cost is high, and increases bad product rate.And electronic scale backlight module provided in this embodiment, directly by light source 400
It is integrated on the circuit board 300 of electronic scale, does not need the slot that the setting in backlight 200 is used for grafting pcb board, do not need to weld
Power supply line is connect, multiple steps is saved, reduces processing cost, improve the competitiveness of product in market.Meanwhile the present embodiment mentions
The backlight module compact overall structure of confession, reduces the use of power supply line and independent pcb board, has prevented backlight 200 and has transported
Pcb board falls off and the risk of power supply line desoldering etc. during defeated.
Embodiment
Referring to Fig. 1, present embodiments providing a kind of electronic scale, including scale shell and electronic scale provided by the above embodiment
Backlight module, electronic scale backlight module are mounted in scale shell, and the window 610 for watching display screen 100 is provided on scale shell.Into
One step, scale shell includes the face-piece 600 being interlocked and bottom case (not shown), and window 610 is set on face-piece 600, display
Screen 100 is fitted in 610 inside of window, and the content of the display of display screen 100 can be observed by window 610.Circuit board 300 is fixed on
It on face-piece 600, i.e., is screwed on face-piece 600 after passing through fixation hole 310 by screw 700, realizes circuit board 300 and face-piece 600
Be fixedly connected.
When installation, first display screen 100 is connected on face-piece 600, display screen 100 is aligned at the window 610 of face-piece 600,
Then backlight 200 is fitted on display screen 100, is then fixed on circuit board 300 on face-piece 600 using screw 700, pacified
After the completion of dress, display screen 100 and backlight 200 are connected between face-piece 600 and circuit board 300.
It should be noted that the opening that window 610 can be transparent panel or be arranged on face-piece 600.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of electronic scale backlight module, which is characterized in that it includes display screen, backlight, circuit board and light source, described
Display screen, the backlight and the circuit board are successively arranged, the display screen and the circuit board electrical connection, the light source
It is integrated on the circuit board, the light source is located at the side of the backlight.
2. electronic scale backlight module according to claim 1, which is characterized in that a plate face of the circuit board is provided with peace
Dress portion, the light source are welded on the mounting portion, and the backlight is overlapped on the mounting portion.
3. electronic scale backlight module according to claim 1, which is characterized in that the side of the display screen is provided with conduction
Portion forms installation region between the conductive part and the circuit board；The electronic scale backlight module further includes conductive adhesive tape, institute
It states conductive adhesive tape to be located in the installation region, the conductive part is electrically connected with the circuit board by the conductive adhesive tape.
4. electronic scale backlight module according to any one of claim 1-3, which is characterized in that set in the backlight
It is equipped with mounting hole, the light source is inserted into the mounting hole.
5. electronic scale backlight module according to claim 4, which is characterized in that there are two the light source settings, corresponding,
There are two the mounting hole settings, and two light sources are plugged on respectively in the corresponding mounting hole.
6. electronic scale backlight module according to claim 1, which is characterized in that the circuit board is pcb board.
7. electronic scale backlight module according to claim 1, which is characterized in that the light source is lED lamp.
8. electronic scale backlight module according to claim 1, which is characterized in that the display screen is LCD display.
9. a kind of electronic scale, which is characterized in that including scale shell and electronic scale according to claim 1 to 8
Backlight module, the electronic scale backlight module are mounted in the scale shell, are provided on the scale shell for watching the display
The window of screen.
10. electronic scale according to claim 9, which is characterized in that the scale shell includes the face-piece and bottom case fastened, described
Window is set on the face-piece, and the display screen is fitted in the window inner side, and the circuit board is fixed on the face-piece,
The display screen and the backlight are connected between the face-piece and the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821717199.XU CN208721240U (en) | 2018-10-22 | 2018-10-22 | Electronic scale backlight module and electronic scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821717199.XU CN208721240U (en) | 2018-10-22 | 2018-10-22 | Electronic scale backlight module and electronic scale |
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| Publication Number | Publication Date |
|---|---|
| CN208721240U true CN208721240U (en) | 2019-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821717199.XU Active CN208721240U (en) | 2018-10-22 | 2018-10-22 | Electronic scale backlight module and electronic scale |
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| Country | Link |
|---|---|
| CN (1) | CN208721240U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323746A (en) * | 2018-10-22 | 2019-02-12 | 中山佳维电子有限公司 | Electronic scale backlight module and electronic scale |
-
2018
- 2018-10-22 CN CN201821717199.XU patent/CN208721240U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323746A (en) * | 2018-10-22 | 2019-02-12 | 中山佳维电子有限公司 | Electronic scale backlight module and electronic scale |
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