CN207541628U - Two-dimensional bar code scanning device - Google Patents
Two-dimensional bar code scanning device Download PDFInfo
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- CN207541628U CN207541628U CN201721814573.3U CN201721814573U CN207541628U CN 207541628 U CN207541628 U CN 207541628U CN 201721814573 U CN201721814573 U CN 201721814573U CN 207541628 U CN207541628 U CN 207541628U
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- circuit
- master controller
- image sensor
- housing
- key
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Abstract
The utility model discloses a kind of two-dimensional bar code scanning devices, and portability is high, can easily transmit very much data, while be also equipped with reliable light filling structure, promote scanning success rate.The utility model includes housing, and housing front is provided with display screen, is provided with image sensor lens above display screen, image sensor lens both sides are provided with light compensating lamp；It is Handheld Division below the display screen of housing, is provided with button assembly on Handheld Division, Handheld Division is provided with working station indicator close to the position of bottom；Housing bottom surface is provided with USB port；The enclosure interior is provided with control circuit, and in the control circuit, the video input port of master controller is connected with the data signal output mouth of imaging sensor, and described image sensor sets the position for corresponding to described image sensor camera lens inside housings；The control port of described image sensor is connected with the light filling circuit of light compensating lamp.
Description
Technical field
The utility model is related to two-dimensional bar code scanning device, specifically for the identification of Quick Response Code and bar code.
Background technology
At present, with information-based and the degree of automation continuous improvement, bar code and now many Quick Response Codes make
With more and more common, it is very big convenient that bar code and Quick Response Code can be provided for people's lives；The identification of two-dimensional bar code is required for specially
The equipment of door, such as common mobile phone can identify Quick Response Code, and the handheld scanner of Supermarket can identify bar code；
Existing two-dimensional bar code scanning device acquires information by imaging sensor, and knowledge is identified and export by main controller
The information being clipped to；But its recognition efficiency is also to be hoisted, especially recognition success rate of the imaging sensor when light is poor
It is very low；At the same time, current two-dimensional bar code scanning device needs to connect to transmit display with computer directly by data line
Data, portability is poor, and constructions cost is high.
Utility model content
The technical problem to be solved by the utility model is to the deficiencies in for the above-mentioned prior art, disclose one kind two
Bar code scan equipment is tieed up, portability is high, can easily transmit very much data, while be also equipped with reliable light filling structure, carry
Rise scanning success rate.
Technical solution is used by the utility model solves its technical problem：Two-dimensional bar code scanning device, comprising housing,
Housing front is provided with display screen, is provided with image sensor lens above display screen, image sensor lens both sides are provided with
Light compensating lamp；It is Handheld Division below the display screen of housing, is provided with button assembly on Handheld Division, Handheld Division is set close to the position of bottom
It is equipped with working station indicator；Housing bottom surface is provided with USB port；
The enclosure interior is provided with control circuit, in the control circuit, the video input port and figure of master controller
As the data signal output mouth of sensor is connected, described image sensor setting correspond to described image and senses inside housings
The position of device camera lens；The control port of described image sensor is connected with the light filling circuit of light compensating lamp；The master controller leads to
Bus port is crossed to connect with memory；The master controller is also exported by I/O ports and trigger signal input module and signal
Module is connected；Master controller is also connected by I/O ports on housing by the working station indicator that light emitting diode is formed
It connects, the main control also connects a triode to control buzzer by PWM output ports；Comprising tactile in the button assembly
Button is sent out, the triggering button is connect with the trigger signal input module；
The display screen is connect by display driver circuit with the master controller；The master controller also passes through SPI ends
Mouth is connected with bluetooth communication circuit, and the bluetooth communication circuit realizes wireless connection with mobile phone or PC；
In the control circuit, the input terminal of lithium battery charging management circuit is connected with USB module, lithium battery charging valve
Reason circuit is that the lithium battery of setting inside housings carries out Charge Management；The output terminal of the lithium battery charging management circuit and electricity
The input terminal of source circuit is connected, and the output terminal of power circuit is connect with the master controller；The output terminal of power circuit is every
Consuming parts power supply on one housing.
A kind of preferred embodiment as the utility model：The master controller is used for master controller
STM32F103C8T6 microcontrollers；The bluetooth communication circuit uses BT3GMD-B47P modules；The power circuit by
Power conversion module is formed, and the power conversion module uses CAT6219 chips, the built-in lithium battery circuit of power conversion module
It is directly inputted to LTC1767 chips by capacitor filtering and carries out voltage conversion；The power module exports 3.3V operating voltages；Lithium
Battery charging management circuit uses TP4056 chips, and power circuit is connected by battery port；Described image sensor uses
MT9V022 chips；The light compensating lamp includes light filling circuit, and light filling circuit includes light filling driving chip and light emitting diode.
A kind of preferred embodiment as the utility model：The memory includes FLASH memory and SDRAM is stored
Device；The FLASH memory is SST39LF080 chips；The SDRAM memory is MT48LC4M32B2F5.
A kind of preferred embodiment as the utility model：The housing is positive, is provided with above imaging sensor
Infrared transceiver module, the both sides of infrared transceiver module are provided with light compensating lamp；The master controller and infrared transceiver module electricity
Connection；The button assembly is connect by key circuit with master controller.
A kind of preferred embodiment as the utility model：The housing bottom surface opens up socket slot, is set in socket slot
The USB port；Waterproof chock is filled in the socket slot, soft seal pad is set on the circumferential surface of waterproof chock.
A kind of preferred embodiment as the utility model：The button assembly is assembled on key assembling shell, button
Assembling shell is assembled in the key slot opened up on Handheld Division, in key slot, is assembled with internal layer successively positioned at face-key rear and is prevented
Water rubber and button FPC；Button FPC is electrically connected with master controller；The internal layer water proof rubber is assemblied in the back of the body of key assembling shell
Face, the edge of internal layer water proof rubber are provided with a circle locating piece, and corresponding, the surrounding at the back side of key assembling shell opens up one
Locating slot is enclosed, the locating piece is pressed into the locating slot；The face-key includes multiple keying bodies, the internal layer waterproof
Each keying body is provided with a circle convex block on rubber, offers to be embedded in convex block on corresponding key assembling shell
Groove.
The utility model has the following advantages compared with prior art：
Two-dimensional bar code scanning device disclosed in the utility model, comprising housing, housing front is provided with display screen, display screen
Top is provided with image sensor lens, and image sensor lens both sides are provided with light compensating lamp；It is hand below the display screen of housing
Portion is held, button assembly is provided on Handheld Division, Handheld Division is provided with working station indicator close to the position of bottom；Housing bottom surface
It is provided with USB port；The utility model is very intuitive by the way of front scan；Image sensor lens both sides set light filling
Lamp can promote illumination condition when light is poor, can ensure and improve the recognition success rate of whole equipment；This practicality
Novel front setting button component and display screen, display screen can be not connected to external equipment with real-time display identification information
In the case of can just show identification information；Button assembly can carry out relevant setting.
The enclosure interior of the utility model is provided with control circuit, in the control circuit, the video input of master controller
Port is connected with the data signal output mouth of imaging sensor, described image sensor setting inside housings correspond to described in
The position of image sensor lens；The control port of described image sensor is connected with the light filling circuit of light compensating lamp；The master
Controller is connect by bus port with memory；The master controller also by I/O ports and trigger signal input module and
Signal output module is connected；Master controller on housing by the working condition that light emitting diode is formed also by I/O ports with being referred to
Show that lamp is connected, the main control also connects a triode to control buzzer by PWM output ports；The button assembly
In comprising triggering button, it is described triggering button connect with the trigger signal input module；The utility model passes through working condition
Indicator light real-time display goes out operating status, can be in abnormal alarm by buzzer；Imaging sensor and master controller are matched
Conjunction can be realized and be identified at a high speed；
The display screen is connect by display driver circuit with the master controller；The master controller also passes through SPI ends
Mouth is connected with bluetooth communication circuit, and the bluetooth communication circuit realizes wireless connection with mobile phone or PC；The utility model passes through
The equipment that setting bluetooth communication circuit is can be by bluetooth and mobile phone or PC wireless connections, transmission data that can be wireless,
Increase portability；
In the control circuit of the utility model, the input terminal of lithium battery charging management circuit is connected with USB module, lithium electricity
Pond charge management circuit is that the lithium battery of setting inside housings carries out Charge Management；The lithium battery charging management circuit it is defeated
Outlet is connected with the input terminal of power circuit, and the output terminal of power circuit is connect with the master controller；Power circuit it is defeated
Outlet is the consuming parts power supply on each housing.The utility model contains two kinds of data upload sides of bluetooth and USB simultaneously
Formula, data transmission facilitate flexible；The utility model uses lithium battery power supply, and chargeable cruising ability is strong, power good.
Description of the drawings
Fig. 1 is a kind of structure diagram of the positive direction of specific embodiment of the utility model；
Fig. 2 looks up direction schematic diagram for Fig. 1's；
Fig. 3 is a kind of internal circuit diagram of specific embodiment of the utility model；
Fig. 4 is the structure diagram of the waterproof chock of the utility model；
Fig. 5 is the exploded view of the button assembly of the utility model；
Fig. 6 is the close-up schematic view of the package assembly of the button assembly of the utility model.
Reference sign：
1- work lights, 2- button assemblies, 3- housings, 4- display screens, 5- infrared transceiver modules, 6- light compensating lamps, 7- are mended
Light lamp, 8- image sensor lens；
101- Handheld Divisions, 102-USB mouthfuls, 103- waterproof chocks, 104- soft seal pads, 105- socket slots；138- buttons
Assemble shell, 139- face-keys, 140- internal layer water proof rubbers, 141- buttons FPC；117- internal layer water proof rubbers, 118- convex blocks,
119- keying bodies, 120- grooves, 121- locating slots, 122- locating pieces.
Specific embodiment
The utility model is described in detail in shown each embodiment below in conjunction with the accompanying drawings, but it should explanation,
These embodiments are not limitation of the utility model, and those of ordinary skill in the art are according to these embodiment institute works
Energy, method or equivalent transformation or replacement in structure, belong within the scope of protection of the utility model.
As shown in figs. 1 to 6, it illustrates specific embodiment of the utility model；As shown in the figure, disclosed in the utility model
Two-dimensional bar code scanning device, comprising housing 3,3 front of housing is provided with display screen 4, and 4 top of display screen is provided with imaging sensor
Camera lens 8,8 both sides of image sensor lens are provided with light compensating lamp 7；It is Handheld Division 101, Handheld Division below the display screen 4 of housing 3
Button assembly 2 is provided on 101, Handheld Division 101 is provided with working station indicator 1 close to the position of bottom；3 bottom surface of housing is set
It is equipped with USB port 102；
The housing 3 is internally provided with control circuit, in the control circuit, the video input port and figure of master controller
As the data signal output mouth of sensor is connected, described image sensor setting correspond to described image and senses inside housings
The position of device camera lens；The control port of described image sensor is connected with the light filling circuit of light compensating lamp；The master controller leads to
Bus port is crossed to connect with memory；The master controller is also exported by I/O ports and trigger signal input module and signal
Module is connected；Master controller is also connected by I/O ports on housing by the working station indicator that light emitting diode is formed
It connects, the main control also connects a triode to control buzzer by PWM output ports；It is included in the button assembly 2
Button is triggered, the triggering button is connect with the trigger signal input module；
The display screen 4 is connect by display driver circuit with the master controller；The master controller also passes through SPI ends
Mouth is connected with bluetooth communication circuit, and the bluetooth communication circuit realizes wireless connection with mobile phone or PC；
In the control circuit, the input terminal of lithium battery charging management circuit is connected with USB module, lithium battery charging valve
Reason circuit is that the lithium battery being arranged on inside housing 3 carries out Charge Management；The output terminal of the lithium battery charging management circuit with
The input terminal of power circuit is connected, and the output terminal of power circuit is connect with the master controller；The output terminal of power circuit is
Consuming parts power supply on each housing 3.
Preferably, as shown in the figure：The master controller uses STM32F103C8T6 microcontrollers for master controller；It is described
Bluetooth communication circuit use BT3GMD-B47P modules；The power circuit is made of power conversion module, and the power supply turns
Block is changed the mold using CAT6219 chips, the built-in lithium battery circuit of power conversion module is directly inputted to by capacitor filtering
LTC1767 chips carry out voltage conversion；The power module exports 3.3V operating voltages；Lithium battery charging management circuit uses
TP4056 chips connect power circuit by battery port；Described image sensor uses MT9V022 chips；The light compensating lamp
(6,7) include light filling circuit, and light filling circuit includes light filling driving chip and light emitting diode.Power conversion module is partly led using ON
The CAT6219 chips of body company, built-in lithium battery circuit are directly inputted to LTC1767 chips by capacitor filtering and carry out voltage turn
It changes, the stable 3.3V operating voltages of power module output, circuit is powered in order to control, ensures that this scanner stabilization reliably works.
Lithium battery charging management circuit uses the TP4056 chips of Nanjing Wei Tuo companies, and power circuit is connected by battery port.It is [main
Controller uses the STM32F103C8T6 high-performance microcontrollers of ST companies, internal to include 1 SPI port, can carry out height
Speed communication, meets the needs of being communicated with bluetooth communication circuit；It is internal including a USB port, can be with MicroUSB
Socket is connected.
Preferably, the memory includes FLASH memory and SDRAM memory；The FLASH memory is
SST39LF080 chips；The SDRAM memory is MT48LC4M32B2F5.The whole equipment that memory is has storage work(
Can, promote processing speed；Firmware program is stored in FLASH memory, and operational data information is stored on SDRAM memory.
Preferably, as shown in figures 1 and 3：The housing 3 is positive, and infrared receiving/transmission mould is provided with above imaging sensor
Block 5, the both sides of infrared transceiver module 5 are provided with light compensating lamp 6；The master controller is electrically connected with the infrared transceiver module 5；Institute
Button assembly 2 is stated to connect with master controller by key circuit.Setting infrared transceiver module can measure whether object approaches, this
Structure can allow scanning device to keep flat, face-up, after unlatching, when the image sensor lens of object proximity scanner then pass through
Automatic collection after infrared transceiver module sensing, increases flexible way；In order to infrared transceiver module the operation is stable, the present embodiment
Light compensating lamp is nearby provided with for infrared transceiver module.
Preferably, as shown in Figure 2 and Figure 4：3 bottom surface of housing opens up socket slot 105, in socket slot 105 described in setting
USB port 102；Waterproof chock 103 is filled in the socket slot 105, soft seal pad is set on the circumferential surface of waterproof chock 103
104.Receptacle slot has carried out the seal en-hancement of special construction, seals receptacle slot by waterproof chock and soft seal pad, significantly
The water inlet possibility of tap position is reduced, promotes water resistance.
Preferably, as shown in Figure 5 and Figure 6：The button assembly 2 is assembled on key assembling shell 138, key assembling shell
138 are assembled in the key slot opened up on Handheld Division 101, and in key slot, internal layer is assembled with successively positioned at 139 rear of face-key
Water proof rubber (140,117) and button FPC (141)；Button FPC is electrically connected with master controller；The internal layer water proof rubber 140 fills
The back side of key assembling shell 138 is fitted over, the edge of internal layer water proof rubber 140 is provided with a circle locating piece 122, corresponding,
The surrounding at the back side of key assembling shell 138 opens up a circle locating slot 121, and the locating piece 122 is pressed into the locating slot 121；
The face-key 139 includes multiple keying bodies 119, each keying body 139 is surrounded on the internal layer water proof rubber 140
A circle convex block 118 is provided with, the groove 120 for being embedded in convex block 118 is offered on corresponding key assembling shell 138.It presses in front
The internal layer water proof rubber of key is integral waterproofing, prevents the water of key position from entering enclosure interior, simultaneously as further setting is enclosed
The blocking to water is realized around the convex block of keying body；Location hole and locating slot can allow internal layer water proof rubber secure makeup.
The a series of tool that the feasibility embodiment only for the utility model is described in detail of those listed above
Body illustrates, they are all to be made without departing from the utility model skill spirit not to limit the scope of protection of the utility model
Equivalent implementations or change should be included within the scope of protection of this utility model.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (6)
1. two-dimensional bar code scanning device, it is characterised in that：Comprising housing, housing front is provided with display screen, is set above display screen
Image sensor lens are equipped with, image sensor lens both sides are provided with light compensating lamp；It is Handheld Division below the display screen of housing, hand
It holds and button assembly is provided in portion, Handheld Division is provided with working station indicator close to the position of bottom；Housing bottom surface is provided with
USB port；
The enclosure interior is provided with control circuit, and in the control circuit, video input port and the image of master controller pass
The data signal output mouth of sensor is connected, and described image sensor setting corresponds to described image sensor mirror inside housings
The position of head；The control port of described image sensor is connected with the light filling circuit of light compensating lamp；The master controller passes through total
Line end mouth is connect with memory；The master controller also passes through I/O ports and trigger signal input module and signal output module
It is connected；Master controller is also connected by I/O ports on housing by the working station indicator that light emitting diode is formed, institute
It states main control and a triode is also connected by PWM output ports to control buzzer；It is pressed in the button assembly comprising triggering
Key, the triggering button are connect with the trigger signal input module；
The display screen is connect by display driver circuit with the master controller；The master controller also by SPI port with
Bluetooth communication circuit is connected, and the bluetooth communication circuit realizes wireless connection with mobile phone or PC；
In the control circuit, the input terminal of lithium battery charging management circuit is connected with USB module, lithium battery Charge Management electricity
Road is that the lithium battery of setting inside housings carries out Charge Management；The output terminal of the lithium battery charging management circuit and power supply electricity
The input terminal on road is connected, and the output terminal of power circuit is connect with the master controller；The output terminal of power circuit is each
Consuming parts power supply on housing.
2. two-dimensional bar code scanning device as described in claim 1, it is characterised in that：The master controller is used for master controller
STM32F103C8T6 microcontrollers；The bluetooth communication circuit uses BT3GMD-B47P modules；The power circuit by
Power conversion module is formed, and the power conversion module uses CAT6219 chips, the built-in lithium battery circuit of power conversion module
It is directly inputted to LTC1767 chips by capacitor filtering and carries out voltage conversion；The power conversion module output 3.3V work electricity
Pressure；Lithium battery charging management circuit uses TP4056 chips, and power circuit is connected by battery port；Described image sensor is adopted
With MT9V022 chips；The light compensating lamp includes light filling circuit, and light filling circuit includes light filling driving chip and light emitting diode.
3. two-dimensional bar code scanning device as described in claim 1, it is characterised in that：The memory includes FLASH memory
And SDRAM memory；The FLASH memory is SST39LF080 chips；The SDRAM memory is
MT48LC4M32B2F5。
4. two-dimensional bar code scanning device as described in claim 1, it is characterised in that：The housing front, imaging sensor
Top is provided with infrared transceiver module, and the both sides of infrared transceiver module are provided with light compensating lamp；The master controller with it is described infrared
Transceiver module is electrically connected；The button assembly is connect by key circuit with master controller.
5. two-dimensional bar code scanning device as described in claim 1, it is characterised in that：The housing bottom surface opens up socket slot, inserts
The setting USB port in mouth slot；Waterproof chock is filled in the socket slot, soft seal is set on the circumferential surface of waterproof chock
Pad.
6. two-dimensional bar code scanning device as described in claim 1, it is characterised in that：The button assembly is assembled in key assembling
On shell, key assembling shell is assembled in the key slot opened up on Handheld Division, in key slot, is assembled successively positioned at face-key rear
There are internal layer water proof rubber and button FPC；Button FPC is electrically connected with master controller；The internal layer water proof rubber is assemblied in key group
The back side of shell is filled, the edge of internal layer water proof rubber is provided with a circle locating piece, corresponding, and the four of the back side of key assembling shell
Zhou Kaishe mono- encloses locating slot, and the locating piece is pressed into the locating slot；The face-key includes multiple keying bodies, described
Each keying body is provided with a circle convex block on internal layer water proof rubber, is offered on corresponding key assembling shell for embedding
Enter the groove of convex block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721814573.3U CN207541628U (en) | 2017-12-22 | 2017-12-22 | Two-dimensional bar code scanning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721814573.3U CN207541628U (en) | 2017-12-22 | 2017-12-22 | Two-dimensional bar code scanning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207541628U true CN207541628U (en) | 2018-06-26 |
Family
ID=62619091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721814573.3U Active CN207541628U (en) | 2017-12-22 | 2017-12-22 | Two-dimensional bar code scanning device |
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| Country | Link |
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| CN (1) | CN207541628U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112633033A (en) * | 2020-12-07 | 2021-04-09 | 杭州土垚科技有限公司 | College enrollment intention analyzer and analysis method based on Internet of things |
| CN114330388A (en) * | 2020-10-09 | 2022-04-12 | 神讯电脑(昆山)有限公司 | Beep acoustic sounding method and beep acoustic sounding system |
| WO2023192065A3 (en) * | 2022-03-31 | 2023-11-23 | Zebra Technologies Corporation | Adapters for handheld barcode readers and assemblies with vision cameras |
-
2017
- 2017-12-22 CN CN201721814573.3U patent/CN207541628U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114330388A (en) * | 2020-10-09 | 2022-04-12 | 神讯电脑(昆山)有限公司 | Beep acoustic sounding method and beep acoustic sounding system |
| CN112633033A (en) * | 2020-12-07 | 2021-04-09 | 杭州土垚科技有限公司 | College enrollment intention analyzer and analysis method based on Internet of things |
| WO2023192065A3 (en) * | 2022-03-31 | 2023-11-23 | Zebra Technologies Corporation | Adapters for handheld barcode readers and assemblies with vision cameras |
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