CN109215545A - Intelligent merchandise display purchase guiding system - Google Patents
Intelligent merchandise display purchase guiding system Download PDFInfo
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- CN109215545A CN109215545A CN201811385622.5A CN201811385622A CN109215545A CN 109215545 A CN109215545 A CN 109215545A CN 201811385622 A CN201811385622 A CN 201811385622A CN 109215545 A CN109215545 A CN 109215545A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Cash Registers Or Receiving Machines (AREA)
Abstract
The invention discloses a kind of intelligent merchandise display purchase guiding systems, including shelf, wireless communication module, computer, touch screen, infrared sensor of the human body, speech player, RFID identification device and power module, module is connect, for display of commodity information touch screen with computer by wireless communication, touch screen is equipped with virtual selecting buttons, and human body infrared inductor, speech player, RFID identification device and power module are connect with computer；The power module includes voltage input end, transformer, first resistor, first capacitor, first diode, the second capacitor, third capacitor, second resistance, the first metal-oxide-semiconductor, the 4th capacitor, the first triode, 3rd resistor, the second triode, the second zener diode, the 4th resistance, the 5th resistance, DC power supply and voltage output end.Circuit structure of the present invention is relatively simple, cost is relatively low, maintain easily, the safety and reliability of circuit is higher.
Description
Technical field
The present invention relates to merchandise display field, in particular to a kind of intelligent merchandise display purchase guiding system.
Background technique
Existing merchandise display purchase guiding system carries out shopping guide in the following way: the price of input corresponding commodity in computer
Afterwards, pricing information is shown by display module；Customer can select the commodity details wanted to know about to believe by pressing select button
Breath, and be shown by display module；Customer location, region that can be little to customer's flow of the people are identified by induction module
Judged, so that carrying out publicity by loudspeaker peddles commodity, improves the popularity of the region commodity, improve sales volume.Using
Display module can be comprehensive by various information needed for commodity, and dynamic is galore shown on interface, enables a customer to sufficiently
Solve merchandise news；Automatically into peddling and publicizing mode when customer is few, attractive video and audio are played to booth
Position is publicized, and customer is actively attracted.However, the component that traditional commodities show that the power pack of purchase guiding system uses is more,
Circuit structure is complicated, and hardware cost is higher, it has not been convenient to safeguard.In addition, since traditional commodities show the power pack of purchase guiding system
Lack corresponding circuit protection function, such as: lacking prevents signal interference function, cause the safety and reliability of circuit compared with
Difference.
Summary of the invention
The technical problem to be solved in the present invention is that in view of the above drawbacks of the prior art, provide a kind of circuit structure compared with
For simple, cost is relatively low, maintains easily, the higher intelligent merchandise display purchase guiding system of the safety and reliability of circuit.
The technical solution adopted by the present invention to solve the technical problems is: a kind of intelligent merchandise display purchase guiding system is constructed,
Including shelf, wireless communication module, computer, touch screen, infrared sensor of the human body, speech player, RFID identification device and electricity
Source module, the touch screen are fixed on the shelf, and the touch screen passes through the wireless communication module and the computer
Connection is used for display of commodity information, and the touch screen is equipped with the virtual selecting buttons for selecting displaying information, the human body
Infrared inductor is connect with the computer, customer location, the speech player connect with the computer, use for identification
In playing the merchandise news with audible, the RFID identification device connect with the computer, RFID electronics for identification
The merchandise news stored in label, the power module are connect, for powering with the computer；
The power module includes voltage input end, transformer, first resistor, first capacitor, first diode, the second electricity
Appearance, third capacitor, second resistance, the first metal-oxide-semiconductor, the 4th capacitor, the first triode, 3rd resistor, the second triode, second are surely
Press diode, the 4th resistance, the 5th resistance, DC power supply and voltage output end, one end of the primary coil of the transformer with
One end of the voltage input end connects, the other end of the other end of the primary coil of the transformer and the voltage input end
Connection, one end of the secondary coil of the transformer connect with the anode of one end of the first resistor and first diode respectively
Connect, the other end of the first resistor is connect with one end of the first capacitor, the other end of the first capacitor respectively with institute
State the cathode of first diode, the anode of the second capacitor, the anode of third capacitor, one end of second resistance and the first metal-oxide-semiconductor
Source electrode connection, the cathode of the other end of the secondary coil of the transformer, the cathode of the second capacitor and third capacitor are grounded, institute
The grid for stating the first metal-oxide-semiconductor is connect with one end of the other end of the second resistance and the 4th capacitor respectively, the 4th capacitor
The other end connect with the collector of first triode, the base stage of first triode respectively with the 3rd resistor
One end is connected with the collector of the second triode, the emitter of first triode other end with the 3rd resistor respectively
With third capacitor anode connection, first metal-oxide-semiconductor drain electrode respectively with the cathode of second zener diode, the 5th electricity
One end of resistance is connected with voltage output end, and the other end of the 5th resistance is connect with the DC power supply, second pressure stabilizing
The anode of diode is connect with one end of the base stage of second triode and the 4th resistance respectively, the hair of second triode
The other end of emitter-base bandgap grading and the 4th resistance is grounded, and the capacitance of the 4th capacitor is 420pF.
In intelligent merchandise display purchase guiding system of the present invention, the power module further includes third diode, institute
The anode for stating third diode is connect with the other end of the first capacitor, the cathode of the third diode and third electricity
The anode connection of appearance, the model E-822 of the third diode.
In intelligent merchandise display purchase guiding system of the present invention, the power module further includes the 6th resistance, described
One end of 6th resistance is connect with one end of the second resistance, the other end and first metal-oxide-semiconductor of the 6th resistance
Source electrode connection, the resistance value of the 6th resistance are 29k Ω.
In intelligent merchandise display purchase guiding system of the present invention, the power module further includes the 5th capacitor, described
One end of 5th capacitor is connect with the base stage of first triode, the other end and second triode of the 5th capacitor
Collector connection, the capacitance of the 5th capacitor is 450pF.
In intelligent merchandise display purchase guiding system of the present invention, the power module further includes the 7th resistance, described
One end of 7th resistance is connect with the anode of the third capacitor, the other end and first triode of the 7th resistance
Emitter connection, the resistance value of the 7th resistance are 37k Ω.
In intelligent merchandise display purchase guiding system of the present invention, first metal-oxide-semiconductor is P-channel metal-oxide-semiconductor, described the
One triode and the second triode are NPN type triode.
In intelligent merchandise display purchase guiding system of the present invention, the wireless communication module is bluetooth module, WIFI
Module, gsm module, GPRS module, CDMA module, CDMA2000 module, WCDMA module, TD-SCDMA module, Zigbee module
Or LoRa module.
Implement intelligent merchandise display purchase guiding system of the invention, has the advantages that due to being equipped with shelf, channel radio
Believe module, computer, touch screen, infrared sensor of the human body, speech player, RFID identification device and power module, power module
Including voltage input end, transformer, first resistor, first capacitor, first diode, the second capacitor, third capacitor, the second electricity
Resistance, the first metal-oxide-semiconductor, the 4th capacitor, the first triode, 3rd resistor, the second triode, the second zener diode, the 4th resistance,
5th resistance, DC power supply and voltage output end, the power module with traditional commodities show purchase guiding system power pack compared with,
The component that it is used is less, due to saving some components, can reduce hardware cost in this way, in addition, the 4th capacitor is used
In preventing the interference between the first metal-oxide-semiconductor and the first triode, therefore circuit structure is relatively simple, cost is relatively low, maintain easily,
The safety and reliability of circuit is higher.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram in the intelligent merchandise display purchase guiding system one embodiment of the present invention；
Fig. 2 is the circuit diagram of power module in the embodiment.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In intelligent merchandise display purchase guiding system embodiment of the invention, the structural representation of the intelligence merchandise display purchase guiding system
Figure is as shown in Figure 1.In Fig. 1, which includes that (shelf can be any knot in the prior art to shelf
The shelf of structure), wireless communication module 1, computer 2, touch screen 3, infrared sensor of the human body 4, speech player 5, RFID identification
Device 6 and power module 7, for shelf for showing that commodity, touch screen 3 are fixed on shelf, touch screen 3 has the function for touching and showing
Can, module 1 is connect, for display of commodity information touch screen 3 with computer 2 by wireless communication, and computer 2 is used for merchandise display
The control of information, touch screen 3 are equipped with the virtual selecting buttons 31 for selecting displaying information, human body infrared inductor 4 and meter
The connection of calculation machine 2, customer location for identification, particularly as being to count the customer stopped in front of some commodity in set period of time
Quantity publicizes the commodity that customer less pays close attention to facilitating, and speech player 5 is connect, for audio side with computer 2
Formula plays merchandise news, and RFID identification device 6 is fixed on shelf, and RFID identification device 6 connect with computer 2, RFID for identification
The merchandise news stored in electronic tag, thus on shelf type of merchandize and quantity count, facilitate new product restocking
Information and statistics commodity consumption during sales volume, reduce artificial investment.
In the present embodiment, wireless communication module 1 is bluetooth module, WIFI module, gsm module, GPRS module, CDMA mould
Block, CDMA2000 module, WCDMA module, TD-SCDMA module, Zigbee module or LoRa module etc..By the way that a variety of nothings are arranged
Line communication mode can not only increase the flexibility of communication, moreover it is possible to meet the needs of different user and different occasions.
When in particular by LoRa module, farther out, and communication performance is relatively stable for communication distance, be suitable for QoS requirement compared with
High occasion.
Power module 7 is connect, for powering with computer 2.Fig. 2 is the circuit diagram of power module in the present embodiment,
In Fig. 2, which includes voltage input end Vin, transformer T, first resistor R1, first capacitor C1, first diode
D1, the second capacitor C2, third capacitor C3, second resistance R2, the first metal-oxide-semiconductor M1, the 4th capacitor C4, the first triode Q1, third
Resistance R3, the second triode Q2, the second zener diode D2, the 4th resistance R4, the 5th resistance R5, DC power supply VCC and voltage
Output end vo, wherein one end of the primary coil of transformer T is connect with one end of voltage input end Vin, the primary of transformer T
The other end of coil is connect with the other end of voltage input end Vin, one end of the secondary coil of transformer T respectively with first resistor
One end of R1 is connected with the anode of first diode D1, and the other end of first resistor R1 is connect with one end of first capacitor C1, the
The other end of one capacitor C1 respectively with the cathode of first diode D1, the anode of the second capacitor C2, the anode of third capacitor C3,
One end of two resistance R2 is connected with the source electrode of the first metal-oxide-semiconductor M1, the other end of the secondary coil of transformer T, the second capacitor C2
The cathode of cathode and third capacitor C3 are grounded, the grid of the first metal-oxide-semiconductor M1 respectively with the other end of second resistance R2 and the 4th
One end of capacitor C4 connects, and the other end of the 4th capacitor C4 is connect with the collector of the first triode Q1, the first triode Q1's
Base stage is connect with the collector of one end of 3rd resistor R3 and the second triode Q2 respectively, the emitter difference of the first triode Q1
Connect with the anode of the other end of 3rd resistor R3 and third capacitor C3, the drain electrode of the first metal-oxide-semiconductor M1 respectively with the second pressure stabilizing two
The cathode of pole pipe D2, the 5th resistance R5 one end connected with voltage output end Vo, the other end and DC power supply of the 5th resistance R5
VCC connection, the anode of the second zener diode D2 are connect with one end of the base stage of the second triode Q2 and the 4th resistance R4 respectively,
The emitter of second triode Q2 and the other end of the 4th resistance R4 are grounded.
For the power module 7 compared with traditional commodities show the power pack of purchase guiding system, the component used is less, electricity
Line structure is relatively simple, maintains easily, and due to saving some components, can reduce hardware cost in this way.In addition, the 4th electricity
Appearance C4 is coupled capacitor, for preventing the interference between the first metal-oxide-semiconductor M1 and the first triode Q1, therefore the safety of circuit and
Reliability is higher.It is noted that the capacitance of the 4th capacitor C4 is 420pF, certainly, in practical application in the present embodiment
In, the capacitance of the 4th capacitor C4 can adjust accordingly as the case may be, that is, the capacitance of the 4th capacitor C4 can
To be increased accordingly or be reduced as the case may be.
The working principle of the power module 7 is as follows: the secondary coil of transformer T around by first diode D1 rectification,
The filtering processing of second capacitor C2 and third capacitor C3, the voltage at A are 15V；First metal-oxide-semiconductor M1 is switching metal-oxide-semiconductor, works as B
When place is low level, the first metal-oxide-semiconductor M1 conducting, voltage output end Vo has voltage output, exports as 14.5V；And it is steady by second
Pressure diode D2, the 4th resistance R4, the second triode Q2, the first triode Q1, the 4th capacitor C4,3rd resistor R3 adjust the
The source-gate voltage of one metal-oxide-semiconductor M1, so that the voltage stabilization of voltage output end Vo output is in 14.5V.It is noted that
5th resistance R5 is set, can further burning voltage output end vo output voltage.
In the present embodiment, the first metal-oxide-semiconductor M1 is P-channel metal-oxide-semiconductor, and the first triode Q1 and the equal Q2 of the second triode are NPN
Type triode.Certainly, in practical applications, the first metal-oxide-semiconductor M1 may be N-channel MOS pipe, the first triode Q1 and the two or three
The equal Q2 of pole pipe may be PNP type triode, but at this moment the structure of circuit also will accordingly change.
In the present embodiment, which further includes third diode D3, the anode and first capacitor of third diode D3
The other end of C1 connects, and the cathode of third diode D3 is connect with the anode of third capacitor C3.Third diode D3 is current limliting two
Pole pipe, for carrying out current-limiting protection, to further enhance the safety and reliability of circuit.It is noted that the present embodiment
In, the model E-822 of third diode D3, certainly, in practical applications, third diode D3 can also use other models
Diode with similar functions.
In the present embodiment, which further includes the 6th resistance R6, and one end of the 6th resistance R6 is with second resistance R2's
One end connection, the other end of the 6th resistance R6 are connect with the source electrode of the first metal-oxide-semiconductor M1.6th resistance R6 is current-limiting resistance, is used for
Current-limiting protection is carried out to the source current of the first metal-oxide-semiconductor M1, further to enhance the safety and reliability of circuit.It is worth one
It being mentioned that, in the present embodiment, the resistance value of the 6th resistance R6 is 29k Ω, certainly, and in practical applications, the resistance value of the 6th resistance R6
It can adjust accordingly as the case may be, that is, the resistance value of the 6th resistance R6 can accordingly be increased as the case may be
Big or reduction.
In the present embodiment, which further includes the 5th capacitor C5, one end of the 5th capacitor C5 and the first triode Q1
Base stage connection, the other end of the 5th capacitor C5 connect with the collector of the second triode Q2.5th capacitor C5 is coupled capacitor,
For preventing the interference between the first triode Q1 and the second triode Q2, to further enhance the effect for preventing signal interference.
It is noted that the capacitance of the 5th capacitor C5 is 450pF in the present embodiment, certainly, in practical applications, the 5th capacitor
The capacitance of C5 can adjust accordingly as the case may be, that is, the capacitance of the 5th capacitor C5 can be according to specific feelings
Condition is increased accordingly or is reduced.
In the present embodiment, which further includes the 7th resistance R7, and one end of the 7th resistance R7 is with third capacitor C3's
Anode connection, the other end of the 7th resistance R7 are connect with the emitter of the first triode Q1.7th resistance R7 is current-limiting resistance, is used
In carrying out current-limiting protection, to further enhance current limitation effect.It is noted that in the present embodiment, the resistance value of the 7th resistance R7
For 37k Ω, certainly, in practical applications, the resistance value of the 7th resistance R7 can adjust accordingly as the case may be, that is,
The resistance value of 7th resistance R7 can be increased accordingly or be reduced as the case may be.
In short, the power module 7 makes compared with traditional commodities show the power pack of purchase guiding system in the present embodiment
Component is less, and circuit structure is relatively simple, maintains easily, and due to saving some components, can reduce so hard
Part cost.In addition, being equipped with coupled capacitor in the power module 7, therefore the safety and reliability of circuit is higher.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of intelligence merchandise display purchase guiding system, which is characterized in that including shelf, wireless communication module, computer, touch-control
Screen, infrared sensor of the human body, speech player, RFID identification device and power module, the touch screen are fixed on the shelf,
The touch screen connect by the wireless communication module with the computer, for display of commodity information, on the touch screen
Equipped with for selecting the virtual selecting buttons of displaying information, the human body infrared inductor is connect, for knowing with the computer
Other customer location, the speech player is connect, for playing the merchandise news with audible with the computer, described
The merchandise news that RFID identification device connect with the computer, stores in RFID electronic label for identification, the power module
It is connect with the computer, for powering；
The power module include voltage input end, transformer, first resistor, first capacitor, first diode, the second capacitor,
Third capacitor, second resistance, the first metal-oxide-semiconductor, the 4th capacitor, the first triode, 3rd resistor, the second triode, the second pressure stabilizing
Diode, the 4th resistance, the 5th resistance, DC power supply and voltage output end, one end of the primary coil of the transformer and institute
State one end connection of voltage input end, the other end company of the other end of the primary coil of the transformer and the voltage input end
It connecing, one end of the secondary coil of the transformer is connect with the anode of one end of the first resistor and first diode respectively,
The other end of the first resistor is connect with one end of the first capacitor, and the other end of the first capacitor is respectively with described
The cathode of one diode, the anode of the second capacitor, the anode of third capacitor, one end of second resistance and the first metal-oxide-semiconductor source electrode
Connection, the cathode of the other end of the secondary coil of the transformer, the cathode of the second capacitor and third capacitor is grounded, and described the
The grid of one metal-oxide-semiconductor is connect with one end of the other end of the second resistance and the 4th capacitor respectively, the 4th capacitor it is another
One end is connect with the collector of first triode, the base stage of first triode one end with the 3rd resistor respectively
Connected with the collector of the second triode, the emitter of first triode respectively with the other end of the 3rd resistor and
The anode connection of three capacitors, the drain electrode of first metal-oxide-semiconductor respectively with the cathode of second zener diode, the 5th resistance
One end is connected with voltage output end, and the other end of the 5th resistance is connect with the DC power supply, two pole of the second pressure stabilizing
The anode of pipe is connect with one end of the base stage of second triode and the 4th resistance respectively, the emitter of second triode
It is grounded with the other end of the 4th resistance, the capacitance of the 4th capacitor is 420pF.
2. intelligence merchandise display purchase guiding system according to claim 1, which is characterized in that the power module further includes the
The anode of three diodes, the third diode is connect with the other end of the first capacitor, the cathode of the third diode
It is connect with the anode of the third capacitor, the model E-822 of the third diode.
3. intelligence merchandise display purchase guiding system according to claim 2, which is characterized in that the power module further includes the
One end of six resistance, the 6th resistance is connect with one end of the second resistance, the other end of the 6th resistance with it is described
The source electrode of first metal-oxide-semiconductor connects, and the resistance value of the 6th resistance is 29k Ω.
4. intelligence merchandise display purchase guiding system according to claim 3, which is characterized in that the power module further includes the
One end of five capacitors, the 5th capacitor is connect with the base stage of first triode, the other end of the 5th capacitor and institute
The collector connection of the second triode is stated, the capacitance of the 5th capacitor is 450pF.
5. intelligence merchandise display purchase guiding system according to claim 4, which is characterized in that the power module further includes the
Seven resistance, one end of the 7th resistance are connect with the anode of the third capacitor, the other end of the 7th resistance with it is described
The emitter of first triode connects, and the resistance value of the 7th resistance is 37k Ω.
6. according to claim 1 to intelligent merchandise display purchase guiding system described in 5 any one, which is characterized in that described first
Metal-oxide-semiconductor is P-channel metal-oxide-semiconductor, and first triode and the second triode are NPN type triode.
7. according to claim 1 to intelligent merchandise display purchase guiding system described in 5 any one, which is characterized in that described wireless
Communication module be bluetooth module, WIFI module, gsm module, GPRS module, CDMA module, CDMA2000 module, WCDMA module,
TD-SCDMA module, Zigbee module or LoRa module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811385622.5A CN109215545A (en) | 2018-11-20 | 2018-11-20 | Intelligent merchandise display purchase guiding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811385622.5A CN109215545A (en) | 2018-11-20 | 2018-11-20 | Intelligent merchandise display purchase guiding system |
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| CN109215545A true CN109215545A (en) | 2019-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811385622.5A Pending CN109215545A (en) | 2018-11-20 | 2018-11-20 | Intelligent merchandise display purchase guiding system |
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Application publication date: 20190115 |
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