CN206975656U - A kind of bar code decoding module of anti-ambient light interference - Google Patents
A kind of bar code decoding module of anti-ambient light interference Download PDFInfo
- Publication number
- CN206975656U CN206975656U CN201720664522.0U CN201720664522U CN206975656U CN 206975656 U CN206975656 U CN 206975656U CN 201720664522 U CN201720664522 U CN 201720664522U CN 206975656 U CN206975656 U CN 206975656U
- Authority
- CN
- China
- Prior art keywords
- light
- bar code
- mounting seat
- filling cover
- light filling
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- 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.)
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Abstract
The utility model is a kind of bar code decoding module of anti-ambient light interference, including pcb board, sensitive component, camera lens, mounting seat, light shield and light filling structure, photo-sensitive cell and camera lens are arranged on pcb board, pcb board, photo-sensitive cell and camera lens are arranged in mounting seat, and mounting seat is additionally provided with horn-like light shield；Light filling cover is nested in light shield, coordinates shading hood shape to set；Light compensating lamp is arranged on light filling cover port, and light shield is in the horn structure gradually expanded, can block most of ambient light and direct light source, unobstructed to camera lens while hot spot is avoided the formation of；Circulating type LED light supplement lamp distribution of light sources installed in light filling cover one end is average soft, and light can be both supplemented under dark condition, is not easy to form hot spot on bar code surface again；Light shield is combined with light filling cover so that ambient light interference is excluded during scanning, obtained bar code image is clear, improves scan efficiency.
Description
Technical field
Bar code decoding technical field is the utility model is related to, especially a kind of bar code decoding module of anti-ambient light interference.
Background technology
Bar code is that lines or color lump are combined to the symbol to be combined by certain coding rule with blank, can represent spy
Fixed information.Bar code scan process is to scan to obtain optical signal using barcode scanner, obtains and accords with after mainboard opto-electronic conversion
Electronic signal corresponding to number, restored after decoded as source information.Use range is extensive in people's daily life for bar code, such as
Inquiring information of goods, face-to-face payment etc. apply to bar code scan technology.
2 points of difficulties are primarily present in the prior art：(1) many bar codes are arranged on smooth material surface, such as smooth circle
The beverage bottle surface of profit, these bar codes easy reflection environment light in home, it can be formed on the image that code reader collects bright
Bright hot spot, so as to have a strong impact on scanning effect, light source is typically avoided using the method for one or many change scanning angles
Reflection angle, to obtain the bar code image of no hot spot, causes multi-pass operation, and scan efficiency is low；(2) when ambient light is excessively dark,
Scanner can not quickly obtain clearly bar code image and be identified, and have a strong impact on barcode scanning efficiency.
Utility model content
The utility model purpose is to provide a kind of bar code decoding module of anti-ambient light interference solve scanning smooth surface
Bar code when the interference of ambient light hot spot the problem of, reduce number of operations, improve the scan efficiency of bar code, even ambient light mistake
Brightness is improved when dark, improves scan image definition, improves recognition speed.
In order to achieve the above object, the technical solution of the utility model has：
A kind of bar code decoding module of anti-ambient light interference, including mounting seat, pcb board, photosensitive is provided with the mounting seat
Component and camera lens, the light filling structure for supplementing light into mounting seat, the light filling knot are additionally provided with the mounting seat
Structure includes light filling cover and light compensating lamp, and the light filling cover is nested in mounting seat, and the light filling cover is provided with light compensating lamp, the light filling
Lamp carries out light filling according to ambient light.
Further, also include being used for the light shield for covering extraneous light in the mounting seat, in what is outwards gradually expanded
It is horn-like.The horn shape gradually expanded ensure that the light for blocking surrounding environment to the full extent.
Further, the light filling cover both ends open, is engaged with light shield, horn-like in what is outwards gradually expanded.Mend
Light shield is engaged with light shield, is arranged in light shield, and the interval between light shield can be used for connecting up, including cabling is covered
Make product overall clean and tidy and avoid cabling from interfering the camera lens visual field.
Further, the light compensating lamp is annular lamp tube, and light compensating lamp is on light filling cover.Annular LED lamp wiring is uniform
It is soft, it is not easy to form hot spot, while the energy is saved, supplement light under dark surrounds.
Further, the light compensating lamp is multiple spot continuously or discontinuously LED light source, and automatic according to the control of pcb board
Open.Intelligent automatic opening during dark surrounds, the step of removing manual polishing from, while avoid manual polishing from being made on bar code surface
Into hot spot, efficient quick is easy to use.
Further, the light filling cover outer is additionally provided with transparent dust-proof cushion, and the dust-proof cushion is covered in light filling and covers on benefit
Light shield cover mouth, the light compensating lamp is contained in light filling cover chamber body.The dust and other impurities that dust-proof cushion is used in isolation environment, can be with
Extend the service life of light compensating lamp.
Further, attachment structure is also included between light shield and the light filling cover, the attachment structure includes light shield
Inserted block on the slot of outer, and light filling cover, it is mutually inserted by the inserted block with slot so that light shield and light filling cover phase
Mutually it is located by connecting.When slot location structure make it that light shield is installed with light filling cover, anchor point is quickly found out, is easy to further fixation
Operation.
Further, the inserted block both ends are provided with connecting hole, and the slot relevant position is provided with perforation, when inserted block is rabbeted
When slot, the connecting hole is mutually corresponding with perforating, and realizes mode connects for screw.Using dismountable mode connects for screw, production and assembly
Convenient, piecemeal injection molding reduces production cost, and is easy to later stage service work.
Further, the sensitive component and camera lens are arranged on pcb board, the pcb board and mounting seat bottom shape
It is engaged, is closely connected with mounting seat bottom interior wall.
A kind of bar code decoding module of anti-ambient light interference of the present utility model, compared with prior art, including pcb board,
Sensitive component, camera lens, mounting seat, light shield and light filling structure, photo-sensitive cell and camera lens are arranged on pcb board, pcb board, sense
Optical element and camera lens are arranged in mounting seat, and mounting seat is additionally provided with horn-like light shield；Light filling cover is nested in light shield, is coordinated
Shading hood shape is set；Light compensating lamp is arranged on light filling cover port.Light shield is in the horn structure gradually expanded, can block big portion
Time-sharing environment light and direct light source, it is unobstructed to camera lens while hot spot is avoided the formation of；Installed in surrounding for light filling cover one end
Type LED light supplement lamp distribution of light sources is average soft, and light can be both supplemented under dark condition, is not easy to form light on bar code surface again
Spot；Light shield is combined with light filling cover so that ambient light interference is excluded during scanning, obtained bar code image is clear, improves and sweeps
Retouch efficiency.
Brief description of the drawings
Fig. 1 is a kind of explosive view of the bar code decoding module of anti-ambient light interference of the utility model.
Embodiment
The utility model is described with reference to the drawings, a kind of bar code decoding module of anti-ambient light interference as seen from Figure 1.
A kind of bar code decoding module of anti-ambient light interference, including mounting seat 4, the mounting seat 4 is interior to be provided with pcb board 1, sense
Optic component 2 and camera lens 3, also include in the mounting seat 4 being used for the light filling structure 6 for supplementing light into mounting seat 4, it is described
Light filling structure 6 includes light filling cover 61 and light compensating lamp 62, and the light filling cover 61 is nested in mounting seat 4, set on the light filling cover 61
There is light compensating lamp 62, the light compensating lamp 62 carries out light filling according to ambient light.
Preferably, the mounting seat 4 is provided with the light shield 41 for being used for covering extraneous light, in the loudspeaker outwards gradually expanded
Shape.The horn shape gradually expanded ensure that the light for blocking surrounding environment to the full extent.
Preferably, the light filling cover 61 is in both ends open, is engaged with light shield 41, and what is outwards gradually expanded is horn-like.
Light filling cover 61 is engaged with light shield 41, is arranged in light shield 41, and the interval between light shield 61 can be used for connecting up, and will walk
Line covers to be made product overall clean and tidy and avoids cabling from interfering the visual field of camera lens 3 inside.
Preferably, the light compensating lamp 62 is annular lamp tube, and light compensating lamp 62 is on light filling cover 61.Annular LED lamp wiring is equal
It is even soft, it is not easy to form hot spot, while the energy is saved, supplement light under dark surrounds.
Further, the light compensating lamp 62 is multiple spot continuously or discontinuously LED light source, and automatic according to the control of pcb board 1
Open.Intelligent automatic opening during dark surrounds, the step of removing manual polishing from, while avoid manual polishing from being made on bar code surface
Into hot spot, efficient quick is easy to use.
Further, the outer of light filling cover 61 is additionally provided with transparent dust-proof cushion 7, and the dust-proof cushion 7 is covered in light filling
61 cover mouths are covered, the light compensating lamp 62 is contained in the cavity of light filling cover 62.The dust that dust-proof cushion 7 is used in isolation environment etc. is miscellaneous
Thing, the service life of light compensating lamp 7 can be extended.
Further, attachment structure is also included between the light shield 41 and light filling cover 61, the attachment structure includes hiding
The slot 42 of light shield outer, and the inserted block 63 on light filling cover 61, it is mutually inserted by the inserted block 42 with slot 63 so that hide
Light shield 41 is mutually located with light filling cover 61 and is connected.When slot location structure make it that light shield 41 is installed with light filling cover 61, quickly look for
To anchor point, it is easy to further fixed operation.
Preferably, the both ends of inserted block 42 are provided with connecting hole 64, and the relevant position of slot 42 is provided with perforation 43, works as inserted block
42 when being embedded in slot 42, and the connecting hole 64 is mutually corresponding with perforation 43, realizes mode connects for screw.Connected using dismountable screw
Connect, production and assembly are convenient, and piecemeal injection molding reduces production cost, and is easy to later stage service work.
Further, the sensitive component 2 and camera lens 3 are arranged on pcb board 1, the pcb board 1 and the bottom of mounting seat 41
Portion's shape is engaged, and is closely connected with the bottom interior wall of mounting seat 41.
Use principle：When scanning barcode, the light shield 41 can block most of ambient light around bar code, avoid
Form obvious hot spot；Pcb board 1 can the bar code image that gets of reception processing photo-sensitive cell 2 and camera lens 3, if it find that receiving
Brightness of image when secretly can not quickly identify excessively, automatically open up light compensating lamp 62, the circulating type multi-point source of light compensating lamp 62 can produce
The light of homogeneous soft illuminates bar code, and without hot spot, the image clearly for now scanning to obtain is easy to identify, reaches solution environment light source
It is excessively secretly difficult to caused by scanning to form hot spot and environment, so as to improve scan efficiency.
The announcement and teaching of book according to the above description, the utility model those skilled in the art can also be to above-mentioned realities
The mode of applying is changed and changed.Therefore, the utility model is not limited to embodiment disclosed and described above, right
Some modifications and changes of the present utility model should also be as falling into scope of the claims of the present utility model.In addition, to the greatest extent
Some specific terms have been used in pipe this specification, but these terms are merely for convenience of description, not to the utility model
Form any restrictions.
Claims (9)
1. a kind of bar code decoding module of anti-ambient light interference, including mounting seat, the mounting seat is interior to be provided with pcb board, photosensitive member
Device and camera lens, it is characterised in that the light filling structure for supplementing light into mounting seat, institute are additionally provided with the mounting seat
Stating light filling structure includes light filling cover and light compensating lamp, and the light filling cover is nested in mounting seat, and the light filling cover is provided with light compensating lamp,
The light compensating lamp carries out light filling according to ambient light.
A kind of 2. bar code decoding module of anti-ambient light interference according to claim 1, it is characterised in that the mounting seat
On also include being used to cover the light shield of extraneous light, it is horn-like in what is outwards gradually expanded.
A kind of 3. bar code decoding module of anti-ambient light interference according to claim 1, it is characterised in that the light filling cover
Both ends open, it is engaged with light shield, it is horn-like in what is outwards gradually expanded.
A kind of 4. bar code decoding module of anti-ambient light interference according to claim 1, it is characterised in that the light compensating lamp
For circular lamp, light compensating lamp is on light filling cover.
A kind of 5. bar code decoding module of anti-ambient light interference according to claim 4, it is characterised in that the light compensating lamp
For multiple spot continuously or discontinuously LED light source, and being automatically turned on according to the control of pcb board.
A kind of 6. bar code decoding module of anti-ambient light interference according to claim 3, it is characterised in that the light filling cover
Outer is additionally provided with transparent dust-proof cushion, and the dust-proof cushion is covered in light filling cover cover mouth, the light compensating lamp is contained in into light filling cover chamber
In vivo.
A kind of 7. bar code decoding module of anti-ambient light interference according to claim 2, it is characterised in that the light shield
Also include attachment structure between light filling cover, the attachment structure includes inserting on the slot of light shield outer, and light filling cover
Block, it is mutually inserted by the inserted block with slot so that light shield is mutually located with light filling cover and is connected.
A kind of 8. bar code decoding module of anti-ambient light interference according to claim 7, it is characterised in that the inserted block two
End is provided with connecting hole, and the slot relevant position is provided with perforation, and when inserted block is embedded in slot, the connecting hole is mutual with perforation
It is corresponding, realize mode connects for screw.
A kind of 9. bar code decoding module of anti-ambient light interference according to claim 1, it is characterised in that the photosensitive member
Device and camera lens are arranged on pcb board, and the pcb board is engaged with mounting seat bottom shape, close with mounting seat bottom interior wall
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720664522.0U CN206975656U (en) | 2017-06-09 | 2017-06-09 | A kind of bar code decoding module of anti-ambient light interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720664522.0U CN206975656U (en) | 2017-06-09 | 2017-06-09 | A kind of bar code decoding module of anti-ambient light interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206975656U true CN206975656U (en) | 2018-02-06 |
Family
ID=61407452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720664522.0U Expired - Fee Related CN206975656U (en) | 2017-06-09 | 2017-06-09 | A kind of bar code decoding module of anti-ambient light interference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206975656U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109596628A (en) * | 2018-12-24 | 2019-04-09 | 江苏善果缘智能科技有限公司 | A kind of construction method for textile defect detection image capture environment |
| CN109753881A (en) * | 2018-12-13 | 2019-05-14 | 小黄狗环保科技有限公司 | A method of prevent strong light interference beverage bottle recycling machine identification from delivering object |
| CN112051279A (en) * | 2019-06-06 | 2020-12-08 | 深圳市瑞微智能有限责任公司 | Circuit board welding quality detection method and assembly |
| CN113962238A (en) * | 2021-12-06 | 2022-01-21 | 苏州华星光电技术有限公司 | Light supplementing light source and identification code scanning device |
| CN114065792A (en) * | 2021-11-09 | 2022-02-18 | 东集技术股份有限公司 | Bar code reader and bar code scanning method |
-
2017
- 2017-06-09 CN CN201720664522.0U patent/CN206975656U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109753881A (en) * | 2018-12-13 | 2019-05-14 | 小黄狗环保科技有限公司 | A method of prevent strong light interference beverage bottle recycling machine identification from delivering object |
| CN109596628A (en) * | 2018-12-24 | 2019-04-09 | 江苏善果缘智能科技有限公司 | A kind of construction method for textile defect detection image capture environment |
| CN109596628B (en) * | 2018-12-24 | 2021-06-04 | 江苏善果缘智能科技有限公司 | Construction method for textile defect detection image acquisition environment |
| CN112051279A (en) * | 2019-06-06 | 2020-12-08 | 深圳市瑞微智能有限责任公司 | Circuit board welding quality detection method and assembly |
| CN114065792A (en) * | 2021-11-09 | 2022-02-18 | 东集技术股份有限公司 | Bar code reader and bar code scanning method |
| CN113962238A (en) * | 2021-12-06 | 2022-01-21 | 苏州华星光电技术有限公司 | Light supplementing light source and identification code scanning device |
| CN113962238B (en) * | 2021-12-06 | 2023-11-28 | 苏州华星光电技术有限公司 | Light supplementing light source and identification code scanning device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180206 Termination date: 20190609 |