CN204118801U - Charging terminal concentrated by a kind of USB interface mobile phone - Google Patents
Charging terminal concentrated by a kind of USB interface mobile phone Download PDFInfo
- Publication number
- CN204118801U CN204118801U CN201420548581.8U CN201420548581U CN204118801U CN 204118801 U CN204118801 U CN 204118801U CN 201420548581 U CN201420548581 U CN 201420548581U CN 204118801 U CN204118801 U CN 204118801U
- Authority
- CN
- China
- Prior art keywords
- charging
- usb
- mobile phone
- circuit
- ac36v
- Prior art date
- 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
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to a kind of USB interface mobile phone and concentrates charging terminal, and comprise housing, described housing is provided with AC36V binding post, is provided with charging circuit in described housing, for converting AC36V alternating voltage to DC5V direct voltage output; Described housing rear portion is provided with installation backboard, described installation backboard offers bolt mounting holes, the side of described housing has heat radiation mesh, described housing is provided with 8 USB charging inlets, be electrically connected with described charging circuit, and correspond respectively to 8 LED charge status indicating light of described 8 USB charging inlets, be electrically connected with described charging circuit, indicate for the charged state display different colours according to each USB charging inlet.The utility model can significantly reduce Electrical Safety hidden danger, and reach quick, the efficient object of charging, efficiently solve mobile phone and easily lose, the charging interval, without guarantee, need configure the problems such as operator on duty.
Description
Technical field
The utility model belongs to charging device technical field, is specifically related to a kind of USB interface mobile phone and concentrates charging terminal.
Background technology
Comply with the green construction theory that society advocates, the related request building building management is faced at the industry standard " job site temporary electricity technical specification of security " (JGJ46-2005) issued according to the Ministry of Construction and governments at all levels' strengthen construction engineering construction scene, for the safety utilization of electric power at standard construction scene manages, 220V power supply do not introduced by current job site crew quarter, all adopt 36V safe voltage to power, take with the job site crew quarter electric wire private of stopping densely populated place the potential safety hazard disorderly connect.
In dormitory 36V power voltage supply situation, rationally effectively solve workman's mobile phone charging problems be construction management dredge means, become the matter of utmost importance that construction site management must solve.
Mobile phone is generally set in industry and concentrates accumulator plant, the problem of workman's mobile phone charging is solved in the method for the concentrated charging case/cabinet in indoor layout or 29 loops or 44 loops or 55 loops etc., shown in Figure 1A-B, comprise casing 1, multiple AC220V socket panel 2, service entrance switch 3 and service entrance switch backboard 4.This charging case not only needs arrange special room and be equipped with full-time operator on duty, and also need to provide separately 220V power supply, mobile phone is easily lost, and uses inconvenience, and cost is higher.
Utility model content
The purpose of this utility model is solve above-mentioned technical problem and provide a kind of USB interface mobile phone to concentrate charging terminal.
For achieving the above object, the utility model adopts following technical scheme:
Charging terminal concentrated by a kind of USB interface mobile phone, and comprise housing, described housing is provided with AC36V binding post, is provided with charging circuit in described housing, for converting AC36V alternating voltage to DC5V direct voltage output; Described housing rear portion is provided with installation backboard, described installation backboard offers bolt mounting holes, the side of described housing has heat radiation mesh, described housing is provided with 8 USB charging inlets, be electrically connected with described charging circuit, and correspond respectively to 8 LED charge status indicating light of described 8 USB charging inlets, be electrically connected with described charging circuit, indicate for the charged state display different colours according to each USB charging inlet.
Described housing is also provided with buzzer, is electrically connected with described charging circuit, during for electric equipment insertion or charging complete, export and preset prompt tone.
Charging terminal concentrated by described USB interface mobile phone, also comprises mains switch, for switching on or off the connection of described charging circuit and described AC36V AC power.
Described charging circuit comprises:
Full-bridge rectification filter circuit unit, connects with described AC36V binding post, after carrying out rectifying and wave-filtering to AC36V AC power, export DC36V DC power supply;
Voltage converting circuit unit, is connected with described full-bridge rectification filter circuit unit, comprises four voltage conversion circuits, for converting described DC36V DC power supply to 4 road DC5V DC power supply, and outputs to 8 described USB interface by 4 usb circuits;
Charged state and management circuit unit, be electrically connected with described voltage converting circuit unit and described usb circuit, comprise monitoring chip, described monitoring chip connects output current electric voltage observation circuit, and connects described buzzer by audio output control circuit.
Described charging circuit also comprises:
LED driver control circuit unit, is electrically connected with described voltage converting circuit unit and described LED charge status indicating light, sends different colours carry out charged state instruction for controlling described LED charge status indicating light according to charged state.
The utility model can face for job site the mobile phone building USB interface when dormitory workman AC36V safe voltage is powered and concentrate charging, this equipment is adopted can significantly to reduce Electrical Safety hidden danger, reach quick, the efficient object of charging, compared with concentrated charging cabinet, efficiently solve mobile phone easily to lose, charging interval, without guarantee, need configure the problems such as operator on duty.
The utility model is applicable to job site and faces when building AC36V power voltage supply in dormitory, and charging concentrated by the mobile phone of workman's USB interface, without the need to transformation, and plug and play, safe and reliable.
Accompanying drawing explanation
The USB interface mobile phone that Figure 1A-1B is depicted as the utility model to be provided concentrates charging terminal master to look and side figure:
Figure 2 shows that USB interface mobile phone that the utility model provides concentrate charging terminal to overlook under scheme of installation:
Fig. 3 A-3E is depicted as the circuit theory diagrams of full-bridge rectification filter circuit unit and voltage converting circuit unit;
Figure 4 shows that the circuit theory diagrams of LED driver control circuit unit;
Fig. 5 A-5B is depicted as the circuit theory diagrams of charged state and management circuit unit;
The circuit theory diagrams of the circuit of USB charging inlet shown in Fig. 6 A-6D;
In figure: 1. housing, 2.AC36V binding post, 3. installs backboard, 4.USB charging inlet, 5.LED charge status indicating light, and 6. dispel the heat mesh, 7. mains switch, 8. bolt.
Embodiment
Below, in conjunction with example, substantive distinguishing features of the present utility model and advantage are further described, but the utility model is not limited to listed embodiment.
Shown in Figure 1A, Figure 1B, Fig. 2, charging terminal concentrated by a kind of USB interface mobile phone, comprises housing 1, and described housing is provided with AC36V binding post 2, for connecting AC36V AC power; Charging circuit is provided with, for converting AC36V alternating voltage to DC5V direct voltage output in described housing; Described housing rear portion is provided with installs backboard 3, described installation backboard 3 offers bolt mounting holes, the side of described housing has heat radiation mesh 6, described housing is provided with 8 USB charging inlets 4, be electrically connected with described charging circuit, for being connected with electric equipment, and provide DC5V DC charging voltage for described electric equipment; And correspond respectively to 8 LED charge status indicating light 5 of described 8 USB charging inlets, be electrically connected with described charging circuit, indicate for the charged state display different colours according to each USB charging inlet.
Further, described housing is also provided with buzzer, is electrically connected with described charging circuit, during for electric equipment insertion or charging complete, export and preset prompt tone.
Further, charging terminal concentrated by described USB interface mobile phone, also comprises mains switch 7, for switching on or off the connection of described charging circuit and described AC36V AC power.
During this is novel, described charging circuit comprises:
Full-bridge rectification filter circuit unit, connects with described AC36V binding post, comprises rectifier bridge, carries out full-bridge rectifier filter, convert DC36V direct current to for the AC36V inputted by described AC36V binding post 2;
Voltage converting circuit unit, its input connects with described full-bridge rectifier filter unit, its voltage output end be electrically connected by usb circuit and described USB charging inlet, comprise 4 voltage conversion circuits, for DC36V direct current is changed by four DC-DC change-over circuits, and output to 8 described USB interface by 4 usb circuits, charge to mobile phone;
Charged state and management circuit unit, be electrically connected with described voltage converting circuit unit and described usb circuit, comprise monitoring chip (ATMEGA8), described monitoring chip also connects output current electric voltage observation circuit, for monitoring charging current, voltage, described monitoring chip also connects described buzzer by audio output control circuit, described monitoring chip is when electric equipment insertion and charging complete having been detected, control buzzer by described audio output control circuit, export and preset prompt tone.
Further, described charging circuit also includes:
LED driver control circuit unit, is electrically connected with described voltage converting circuit unit and LED charge status indicating light 5, sends different colours carry out charged state instruction for controlling described LED charge status indicating light according to charged state.Represent minimum charge current as being arranged to green, yellow represents middle-grade charging current, and redness represents large charging current, and white is super large charging current (being greater than 1 ampere), and blue flicker represents the charging port free time, and state instruction is accurately distinct.
Described LED charge status indicating light can also by sending different colors, each stage of display charged state, as in charging, charging is near completion, charging completes.
Further, in this new embodiment, described 8 USB charging inlets all can provide about 1 Ampere currents, and with the power consumption equipment of satisfied reality, the charging as mobile phone needs.
It should be noted that, the USB charging inlet described in every two connects the voltage conversion circuit described in, thus is that the electric equipments such as mobile phone charge.
It should be noted that, by being provided with at described housing 1 rear portion, backboard 3 is installed, described installation backboard 3 offers bolt mounting holes, thus by bolt 8 this new device can be installed on wall and use.
Below, composition graphs 3 ~ 6 illustrates the circuit structure of a kind of charging circuit provided by the utility model.
Shown in Fig. 3 A, in the utility model embodiment, described full-bridge rectification filter circuit unit adopts RS508 chip, include the rectifier bridge that four rectifier diode D6 connect and compose, rectifying and wave-filtering is carried out to AC36V input ac voltage, described power-switching circuit unit is exported to after forming DC36V, 1 end of this rectifier bridge connects 36V_SYS end, 3 ends connect and connect 36V_AC1 end by fuse FU, and contact resistance R11, one end of this resistance R11 is connected with one end of described fuse FU, the other end is as 36V_AC2 voltage end, the other end ground connection of this fuse FU, 2 end ground connection of described rectifier bridge, 4 ends are held for another 36V_AC2.
Shown in Fig. 3 B ~ 3E, in the utility model embodiment, this voltage converting circuit unit comprises 4 groups of voltage conversion circuits, often organize voltage conversion circuit and adopt identical circuit structure, power conversion chip LM2576_5 is all adopted to carry out DC-DC voltage conversion, now just wherein first voltage conversion circuit is that example is described, the VIN end of this power conversion chip connects 36V_SYS, VOUT end connects inductance L 1, Schottky voltage stabilizing didoe D1, polar capacitor C2 is connected on the other end of inductance L 1, the other end ground connection of polar capacitor C2, the other end ground connection of described diode D1, wherein, 36V_SYS end is connected by polar capacitor C1, EN two GND ends ground connection respectively of this LM2576_5 chip, FB end connects the other end of inductance L 1, i.e. V_5V1 output, export 5V direct voltage, other three voltage conversion circuits are respectively by V_5V2, V_5V3, V_5V4 end exports corresponding 5V direct voltage.
See Fig. 4, during this is novel, described LED charge status indicating light has 8, the terminals 1,2,3 of LED described in each connect with 24,23 and 21 pin of LED drived control special circuit chip TM1624 (U5) respectively, the terminals 4 of described LED connect 5 ~ 12 pin of TM1624, and 1,2,3 pin of described TM1624 connect with 3,2,1 pin of interface J10-SIP5 respectively; 19 pin of described TM1624 connect electric capacity C3, C4 in parallel and diode D9, in parallel has electrochemical capacitor C3, the electric capacity C4 of polarity and another termination protective tube F1 of diode D9, diode D7, D8 of another termination parallel connection of described protective tube F1, described diode D7, D8 meet direct current 5V power input V_5V3, V_5V2 respectively.
Shown in Fig. 5 A ~ 5B, described charged state and management circuit unit comprise charging monitoring processor U1, adopt ATMEGA8 chip, buzzer SP is connected with by audio control circuit, its VCC end passes through F9, diode D1 in parallel, D2 connects the V_5V3 of two 5V direct voltages, V_5V4 holds, for monitoring charged state process, and according to different charged states, as mobile phone insertion or when extracting, corresponding audio prompt sound is exported by buzzer SP, its PC0 ~ PC5, ADC6 ~ 7 end is respectively by resistance R(R1 ~ R8) be connected to charging inlet circuit T1 ~ T8 end, AVCC end connects electric capacity C1 in parallel, C3 and diode D9, electric capacity C1, the other end ground connection of C3, diode D9 other end protective tube F9, electric capacity C1, the other end of C3 connects buzzer SP.
In the utility model embodiment, described charged state and management circuit unit also comprise download interface J9, J10, output current electric voltage observation circuit, as shown in Figure 6, download interface J9-J10 connects with the corresponding interface of the processor U1 chip of charging monitoring respectively, output current electric voltage observation circuit is held with the AREF of the processor U1 of described charging monitoring and is connected, comprise resistance R26-R28, wherein, resistance R26, R27 is connected in series, three the electric capacity C7 be in parallel, C8, C9 and controllable accurate source of stable pressure TL431, electric capacity C8, C9 is connected in parallel between this controllable accurate source of stable pressure TL431 and resistance R27, resistance R28 and described resistance R26, R27 is in parallel, resistance R27, the one termination REF end of R28, electric capacity C7, C8, C9, resistance R28 other end ground connection, another termination V_5 voltage end of resistance R26.
Shown in Fig. 6 A ~ 6D, in the utility model, have eight USB charging inlet JI ~ J8, every two USB charging inlets connect with a V-5V voltage output end, i.e. every two USB interface corresponding one group of voltage conversion circuit described in respectively.Now take a single example explanation, see the first width figure of Fig. 6, these two USB interface J1, J2 connect direct 5V voltage output end V-5V1 respectively by protective tube F1, protective tube F2 and usb circuit, resistance R1_1-R1_4 tetra-resistance are provided with between described protective tube F1 and USB interface J1, wherein, in parallel after two resistant series, one end ground connection of resistance in parallel, ground connection after another termination transient supression diode D10; The VBUS end of J1 is connected on the junction of described resistance R1_1, R1_2, D-, D+ holds the link of link and resistance R1_1, the R1_3 connecting and be connected on resistance R1_4, R1_2 respectively, and GND holds the T1 end of contact resistance RS1, charging monitoring processor U1, described resistance RS1 other end ground connection; Described protective tube F2 one end connects with described V-5V1, the VBUS end of another terminating diode D17, J2, the other end ground connection of diode D17, the D-of J2, D+ end connects, the T2 end of GND terminating resistor RS2 and charging monitoring processor U1, described resistance RS2 other end ground connection.
The utility model, by AC36V alternating current, after full-bridge rectifier filter, is sent into voltage converting circuit unit (DC/DC conversion module) and is reduced to four road DC5V, the DC5V on four tunnels is sent into mobile phone, for mobile phone charges by USB standard interface; AC36V alternating current is transformed to the direct current that peak-peak voltage is about 51V (effective value is about DC36V) after over commutation (RS508), after through the DC/DC conversion block transforms of LM2576 be DC5.0V.This voltage can directly charge the phone.
In addition, the utility model size is light and handy: 172mm (L) x110mm (W) x40mm (D), the bolt hole that shelling machine is special, can install by attached wall easily.
The utility model can meet the requirement of mobile phone charging voltage; And two High-current output interfaces are set in 8 USB interface, to meet the charge requirement of the high-end handsets such as apple, Samsung, adopt single chip computer AT MEGA8 and LED drived control special circuit chip TM1624 to being located at face onboard led charge status indicating light and buzzer SP carries out control and management simultaneously, by the different colours of indicator light, show the charged state in each stage, and when mobile phone insertion and charging complete, with the prompt tone preset.
In addition, the utility model housing adopts 1mm steel plate, and prevent thermal contraction to be out of shape, product is recyclable, reduces cost and drops into; The utility model when AC36V power voltage supply, plant capacity low (about 50W), can simultaneously for 8 various class USB mobile phone plug and play concentrate charging, there is no Electrical Safety hidden danger; Easy for installation, quick, direct indoor attached wall is installed, and is similar to common socket, need not personal management, effectively reduces the risk that mobile phone is lost, lost while easy to use, and reduces cost and drop into.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (5)
1. a charging terminal concentrated by USB interface mobile phone, it is characterized in that, comprises housing, and described housing is provided with AC36V binding post, is provided with charging circuit in described housing, for converting AC36V alternating voltage to DC5V direct voltage output; Described housing rear portion is provided with installation backboard, described installation backboard offers bolt mounting holes, the side of described housing has heat radiation mesh, described housing is provided with 8 USB charging inlets, be electrically connected with described charging circuit, and correspond respectively to 8 LED charge status indicating light of described 8 USB charging inlets, be electrically connected with described charging circuit, indicate for the charged state display different colours according to each USB charging inlet.
2. charging terminal concentrated by USB interface mobile phone according to claim 1, it is characterized in that, described housing is also provided with buzzer, is electrically connected with described charging circuit, during for electric equipment insertion or charging complete, exports and presets prompt tone.
3. charging terminal concentrated by USB interface mobile phone according to claim 2, it is characterized in that, also comprises mains switch, for switching on or off the connection of described charging circuit and described AC36V AC power.
4. according to any one of claims 1 to 3, charging terminal concentrated by USB interface mobile phone, it is characterized in that, described charging circuit comprises:
Full-bridge rectification filter circuit unit, connects with described AC36V binding post, after carrying out rectifying and wave-filtering to AC36V AC power, export DC36V DC power supply;
Voltage converting circuit unit, is connected with described full-bridge rectification filter circuit unit, comprises four voltage conversion circuits, for converting described DC36V DC power supply to 4 road DC5V DC power supply, and outputs to 8 described USB interface by 4 usb circuits;
Charged state and management circuit unit, be electrically connected with described voltage converting circuit unit and described usb circuit, comprise monitoring chip, described monitoring chip connects output current electric voltage observation circuit, and connects described buzzer by audio output control circuit.
5. charging terminal concentrated by USB interface mobile phone according to claim 4, it is characterized in that, described charging circuit also comprises:
LED driver control circuit unit, is electrically connected with described voltage converting circuit unit and described LED charge status indicating light, sends different colours carry out charged state instruction for controlling described LED charge status indicating light according to charged state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420548581.8U CN204118801U (en) | 2014-09-24 | 2014-09-24 | Charging terminal concentrated by a kind of USB interface mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420548581.8U CN204118801U (en) | 2014-09-24 | 2014-09-24 | Charging terminal concentrated by a kind of USB interface mobile phone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204118801U true CN204118801U (en) | 2015-01-21 |
Family
ID=52336081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420548581.8U Expired - Fee Related CN204118801U (en) | 2014-09-24 | 2014-09-24 | Charging terminal concentrated by a kind of USB interface mobile phone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204118801U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104682524A (en) * | 2015-01-30 | 2015-06-03 | 深圳乐可得航旅服务股份有限公司 | Large intelligent charging equipment |
| CN107440293A (en) * | 2017-08-28 | 2017-12-08 | 新乡市高新区居艺烫发产品技术研发有限公司 | Heated hair-waving appliance and method for permanent waving hair |
| CN109557994A (en) * | 2018-11-29 | 2019-04-02 | 努比亚技术有限公司 | A kind of charge fault monitoring method, equipment and computer can storage mediums |
-
2014
- 2014-09-24 CN CN201420548581.8U patent/CN204118801U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104682524A (en) * | 2015-01-30 | 2015-06-03 | 深圳乐可得航旅服务股份有限公司 | Large intelligent charging equipment |
| CN107440293A (en) * | 2017-08-28 | 2017-12-08 | 新乡市高新区居艺烫发产品技术研发有限公司 | Heated hair-waving appliance and method for permanent waving hair |
| CN109557994A (en) * | 2018-11-29 | 2019-04-02 | 努比亚技术有限公司 | A kind of charge fault monitoring method, equipment and computer can storage mediums |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204205552U (en) | The under-voltage over-voltage detection circuit of a kind of AC | |
| CN104917198B (en) | A kind of energy-storage system control device and method | |
| CN204118801U (en) | Charging terminal concentrated by a kind of USB interface mobile phone | |
| CN104638740B (en) | Charging device for electric vehicle | |
| CN103647199B (en) | Multifunctional direct-current power supply rechargeable socket matched with solar power system on building | |
| CN202663132U (en) | Mobile power supply | |
| CN107863818B (en) | Intelligent integrated uninterrupted multi-path direct current output switching power supply | |
| CN201766397U (en) | Power type control system for multi-strands of lithium batteries | |
| CN204719450U (en) | A kind of equipment of Based Intelligent Control multiple stage charging pile | |
| CN106410923A (en) | Hand-held multifunctional maintenance power supply device | |
| CN201418038Y (en) | External intrinsic safety power supply for mining use | |
| CN204809678U (en) | Handheld radio station management rack | |
| CN206211847U (en) | A kind of mobile integrated test power device | |
| CN201327620Y (en) | Computer power | |
| CN204089691U (en) | Portable multi-voltage grade alternating current-direct current exports sun-generated electric power case | |
| CN203927698U (en) | Multifunctional magnetic-force high light working light | |
| CN205960760U (en) | Portable power protection control system that synthesizes | |
| CN207410559U (en) | Emergency lightening control circuit | |
| CN206948027U (en) | A kind of Portable direct stream output device | |
| CN204334064U (en) | A kind of multiplex roles quick charge portable power source | |
| CN201130868Y (en) | Multifunctional charger | |
| CN204481542U (en) | Large-scale intelligent charging device | |
| CN211480989U (en) | Power supply system of outdoor communication equipment | |
| CN215378513U (en) | Portable multi-output power supply device | |
| CN203722335U (en) | DC cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |