CN208188866U - A kind of two dimensional code displaying device - Google Patents
A kind of two dimensional code displaying device Download PDFInfo
- Publication number
- CN208188866U CN208188866U CN201820741303.2U CN201820741303U CN208188866U CN 208188866 U CN208188866 U CN 208188866U CN 201820741303 U CN201820741303 U CN 201820741303U CN 208188866 U CN208188866 U CN 208188866U
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- China
- Prior art keywords
- described device
- rear portion
- display screen
- device front
- dimensional code
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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.)
- Expired - Fee Related
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- 230000009466 transformation Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model discloses a kind of two dimensional codes to show device, including casing assembly and charging assembly, the casing assembly includes device front, display screen, power key, device rear portion and flash lamp, the middle position of described device front is equipped with the display screen, the display screen is fixedly connected with described device front, the left end middle position of described device front is equipped with the power key, the power key；By the way that charging unit is arranged, when mobile phone carries out barcode scanning not enough power supply, at this moment charging head switch is connected, charging head is connect through data line with mobile phone, then the high-voltage pulse of external 220V is converted to the action of low-voltage pulse of 5V through internal transformer, using rectifier, become 5V stable DC, final cooperation data line is transferred to mobile phone and charges, mobile phone can be enable normally to open camera in this way, barcode scanning operation is carried out, the multifunctionality that two dimensional code shows device is increased, it is more convenient to provide to user.
Description
Technical field
The utility model belongs to technical field of electronic products, and in particular to a kind of two dimensional code displaying device.
Background technique
Two dimensional code shows that dynamic generation of the device for two dimensional code is shown, using 3.5 inches of 480x320 IPS colored screens
It has been shown that, user can send two-dimensional code data to display screen according to the agreement of agreement, display screen can automatically generate simultaneously by serial ports
It shows, two dimensional code refresh rate is fast, batch updating two dimensional code can be supported to show in turn, RTC built in system, it is possible to provide automatic
Additional time stabs function, provides digital signature identification function, it is ensured that authorized user could update two-dimensional code data, can be widely used for
The fields such as the gathering of wechat two dimensional code, hotel two dimensional code are unlocked, and exhibition electronic business card is shown.
Original two dimensional code shows device during the work time, because without charging unit, when user sweeps with mobile phone
If not enough power supply when code, will lead to mobile phone camera and fail to open, barcode scanning operation not can be carried out, bring greatly not to user
Just.
Utility model content
The purpose of this utility model is to provide a kind of two dimensional codes to show device, former to solve to propose in above-mentioned background technique
Some two dimensional codes show device during the work time, because without charging unit, if when user is electric when with mobile phone barcode scanning
Amount is insufficient, will lead to mobile phone camera and fail to open, and not can be carried out barcode scanning operation, and the problem of very big inconvenience is brought to user.
To achieve the above object, the utility model provides the following technical solutions: a kind of two dimensional code displaying device, including shell
Component and charging assembly, the casing assembly include device front, display screen, power key, device rear portion and flash lamp, the dress
The middle position for setting front is equipped with the display screen, and the display screen is fixedly connected with described device front, before described device
The left end middle position in portion is equipped with the power key, and the power key is fixedly connected with described device front, before described device
The back in portion is equipped with described device rear portion, and described device rear portion and described device front are integrally formed, described device rear portion it is upper
Side is equipped with the flash lamp, and the flash lamp is fixedly connected with described device rear portion, and the display screen electrically connects with external power supply
It connects, the charging assembly includes charging head, transformer, rectifier and pin hole, and the top of the power key is equipped with the charging
Head, the charging head are fixedly connected with described device front, and the inside of the charging head is equipped with the transformer, the transformer
It is integrally formed with the charging head, the bottom of the transformer is equipped with the rectifier, the rectifier and the charging head one
Body formed, the top of the transformer is equipped with the pin hole, and the pin hole and the transformer are integrally formed, the charging
Head is electrically connected with external power supply.
Preferably, the bottom of the power key is equipped with heat release hole, and the heat release hole is fixedly connected with described device front.
Preferably, the top of the display screen is equipped with camera, and the camera is fixedly connected with described device front.
Preferably, the middle position at described device rear portion is equipped with temperature meter, the temperature meter and the dress
The portion of postponing is detachably connected.
Preferably, the bottom at described device rear portion is equipped with loudspeaker, and the loudspeaker is fixedly connected with described device rear portion.
Preferably, hanging hole, the hanging hole and described device front one are offered at the top of the left end of described device front
It is body formed.
Compared with prior art, the utility model has the beneficial effects that by setting charging unit, when mobile phone carries out barcode scanning
When not enough power supply, charging head switch is at this moment connected, charging head is connect through data line with mobile phone, then the high-tension pulse of external 220V
The action of low-voltage pulse that punching is converted to 5V through internal transformer becomes 5V stable DC, finally cooperates data using rectifier
Line is transferred to mobile phone and charges, and mobile phone can be enable normally to open camera in this way, carries out barcode scanning operation, increases two dimensional code
The multifunctionality for showing device, it is more convenient to provide to user.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the device rear structure schematic diagram of the utility model；
Fig. 3 is the charging head structural schematic diagram of the utility model；
In figure: 10, casing assembly；11, device front；12, display screen；13, power key；14, device rear portion；15, it glistens
Lamp；111, heat release hole；112, camera；141, temperature meter；142, loudspeaker；20, charging assembly；21, charging head；22,
Transformer；23, rectifier；24, pin hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of two dimensional code displaying device, including shell group
Part 10 and charging assembly 20, casing assembly 10 include device front 11, display screen 12, power key 13, device rear portion 14 and flash of light
The middle position of lamp 15, device front 11 is equipped with display screen 12, and display screen 12 is fixedly connected with device front 11, device front
11 left end middle position is equipped with power key 13, and power key 13 is fixedly connected with device front 11, the back of device front 11
Equipped with device rear portion 14, device rear portion 14 and device front 11 are integrally formed, and the top at device rear portion 14 is equipped with flash lamp 15, are dodged
Light lamp 15 is fixedly connected with device rear portion 14, and display screen 12 and external power supply are electrically connected, charging assembly 20 include charging head 21,
Transformer 22, rectifier 23 and pin hole 24, the top of power key 13 are equipped with charging head 21, and charging head 21 and device front 11 are solid
Fixed connection, the inside of charging head 21 are equipped with transformer 22, and transformer 22 and charging head 21 are integrally formed, and the bottom of transformer 22 is set
There is rectifier 23, rectifier 23 and charging head 21 are integrally formed, and the top of transformer 22 is equipped with pin hole 24, pin hole 24 and change
Depressor 22 is integrally formed, and charging head 21 and external power supply are electrically connected.
In the present embodiment, display screen 12 is shown using 3.5 inches of 480x320 IPS colored screens, and user passes through serial ports,
Two-dimensional code data is sent to display screen 12 according to the agreement of agreement, and display screen 12 automatically generates and show user, keeps work
The progress of work.
In the present embodiment, two dimensional code shows device, including casing assembly and charging assembly, by the way that charging unit is arranged, when
When mobile phone carries out barcode scanning not enough power supply, at this moment connects charging head 21 and switch, charging head 21 is connect through data line with mobile phone, then
The high-voltage pulse of external 220V is converted to the action of low-voltage pulse of 5V through internal transformer 22, and it is stable to become 5V using rectifier 23
Direct current, final cooperation data line are transferred to mobile phone and charge, mobile phone can be enable normally to open camera in this way, carried out
Barcode scanning operation increases the multifunctionality that two dimensional code shows device, and it is more convenient to provide to user.
Further, the bottom of power key 13 is equipped with heat release hole 111, and heat release hole 111 is fixedly connected with device front 11.
In the present embodiment, the heat inside displaying device can be shed through heat release hole, machine is avoided to cross heat affecting use
Service life.
Further, the top of display screen 12 is equipped with camera 112, and camera 112 is fixedly connected with device front 11.
In the present embodiment, it can make to show that device is taken pictures equipped with camera 112, improve the diversity of machine.
Further, the middle position at device rear portion 14 is equipped with temperature meter 141, temperature meter 141 and device
Rear portion 14 is detachably connected.
In the present embodiment, the middle position at device rear portion 14 is equipped with temperature meter 141, can carry out room temperature
Measurement, convenient for user understand.
Further, the bottom at device rear portion 14 is equipped with loudspeaker 142, and loudspeaker 142 is fixedly connected with device rear portion 14.
In the present embodiment, it is equipped with loudspeaker 142 in the bottom at device rear portion 14, internal sound can be transferred to the external world,
User is allowed to hear.
Further, hanging hole is offered at the top of the left end of device front 11, hanging hole and device front 11 are integrally formed.
In the present embodiment, hanging hole is offered at the top of the left end of device front 11, cloth rope can be tied up at suspension, so
After carry out suspension placement.
The working principle and process for using of the utility model: after the utility model installs, the invention discloses one kind
The step of coding method of pure digi-tal two dimensional code, coding method, includes to cardinar number combinatorics on words, segmentation binary data stream, carries out
Error correction operation, generated code figure, coding/decoding method include to code figure photograph and binaryzation, detection boundary, read bit value, judge code word
The direction of matrix determines code word etc., passes through setting charging unit, when mobile phone carries out barcode scanning not enough power supply, at this moment connects charging
First 21 switch, connect charging head 21 with mobile phone through data line, and then the high-voltage pulse of external 220V is through 22 turns of internal transformer
Be changed to the action of low-voltage pulse of 5V, become 5V stable DC using rectifier 23, it is final cooperate data line be transferred to mobile phone into
Row charging, can enable mobile phone normally open camera in this way, carry out barcode scanning operation, increase more function that two dimensional code shows device
Energy property gives user to provide more convenient.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of two dimensional code shows device, it is characterised in that: including casing assembly (10) and charging assembly (20), the shell group
Part (10) includes device front (11), display screen (12), power key (13), device rear portion (14) and flash lamp (15), the dress
The middle position for setting front (11) is equipped with the display screen (12), and the display screen (12) and described device front (11) are fixed
Connection, the left end middle position of described device front (11) are equipped with the power key (13), the power key (13) with it is described
Device front (11) is fixedly connected, and the back of described device front (11) is equipped with described device rear portion (14), described device rear portion
(14) it is integrally formed with described device front (11), the top of described device rear portion (14) is equipped with the flash lamp (15), described
Flash lamp (15) is fixedly connected with described device rear portion (14), and the display screen (12) and external power supply are electrically connected, described to fill
Electrical component (20) includes charging head (21), transformer (22), rectifier (23) and pin hole (24), the top of the power key (13)
Portion is equipped with the charging head (21), and the charging head (21) is fixedly connected with described device front (11), the charging head (21)
Inside be equipped with the transformer (22), the transformer (22) and the charging head (21) are integrally formed, the transformer
(22) bottom is equipped with the rectifier (23), and the rectifier (23) and the charging head (21) are integrally formed, the transformation
The top of device (22) is equipped with the pin hole (24), and the pin hole (24) and the transformer (22) are integrally formed, described to fill
Dateline (21) and external power supply are electrically connected.
2. a kind of two dimensional code according to claim 1 shows device, it is characterised in that: the bottom of the power key (13) is set
Have heat release hole (111), the heat release hole (111) is fixedly connected with described device front (11).
3. a kind of two dimensional code according to claim 1 shows device, it is characterised in that: set at the top of the display screen (12)
Have camera (112), the camera (112) is fixedly connected with described device front (11).
4. a kind of two dimensional code according to claim 1 shows device, it is characterised in that: the centre of described device rear portion (14)
Temperature meter (141) are equipped at position, the temperature meter (141) is detachably connected with described device rear portion (14).
5. a kind of two dimensional code according to claim 1 shows device, it is characterised in that: the bottom of described device rear portion (14)
Equipped with loudspeaker (142), the loudspeaker (142) is fixedly connected with described device rear portion (14).
6. a kind of two dimensional code according to claim 1 shows device, it is characterised in that: the left end of described device front (11)
Top offers hanging hole, and the hanging hole and described device front (11) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820741303.2U CN208188866U (en) | 2018-05-18 | 2018-05-18 | A kind of two dimensional code displaying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820741303.2U CN208188866U (en) | 2018-05-18 | 2018-05-18 | A kind of two dimensional code displaying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208188866U true CN208188866U (en) | 2018-12-04 |
Family
ID=64430904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820741303.2U Expired - Fee Related CN208188866U (en) | 2018-05-18 | 2018-05-18 | A kind of two dimensional code displaying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208188866U (en) |
-
2018
- 2018-05-18 CN CN201820741303.2U patent/CN208188866U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181204 |