CN202818727U - Work lamp possessing external charging function - Google Patents

Work lamp possessing external charging function Download PDF

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Publication number
CN202818727U
CN202818727U CN2012204884830U CN201220488483U CN202818727U CN 202818727 U CN202818727 U CN 202818727U CN 2012204884830 U CN2012204884830 U CN 2012204884830U CN 201220488483 U CN201220488483 U CN 201220488483U CN 202818727 U CN202818727 U CN 202818727U
Authority
CN
China
Prior art keywords
circuit
work light
booster circuit
battery
control circuit
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 - Lifetime
Application number
CN2012204884830U
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Chinese (zh)
Inventor
何金田
冯明山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huarong Technology Co Ltd
Original Assignee
Huarong Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Huarong Technology Co Ltd filed Critical Huarong Technology Co Ltd
Priority to CN2012204884830U priority Critical patent/CN202818727U/en
Application granted granted Critical
Publication of CN202818727U publication Critical patent/CN202818727U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40Control techniques providing energy savings, e.g. smart controller or presence detection

Abstract

The utility model discloses a work lamp possessing the external charging function. The work lamp includes a battery and a control circuit. The work lamp also includes a boost circuit. The boost circuit is connected with the battery and the control circuit. The control circuit controls whether or not the boost circuit carries out the boost action. The boost circuit boosts the received voltage of the battery, and outputs a charging voltage for charging of an external device. The work lamp not only has the lighting function, but also can charge the handset, the camera, and other digital products. The work lamp can be used as a mobile power supply to timely charge the digital product, so the normal work of the digital product is guaranteed, the working efficiency of a worker is improved. The work lamp possessing the external charging function gives convenience to the worker.

Description

Work light with external charge function
Technical field
The utility model relates to a kind of work light, particularly relates to a kind of work light with external charge function.
Background technology
Work light is a kind of light fixture that is widely used in the fields such as railway, electric power, public security, iron and steel, can be widely used in the open air such as scenes such as night work, maintenance repairing, rescue and relief works, has the advantages such as energy consumption is low, light efficiency is high, long service life.
Yet existing work light generally only has illumination functions, does not have the externally function of charging.To carry work light movable out of doors as the staff, when situation that the digital product electric weight such as mobile phone, camera exhaust occurring, because the open air does not generally possess power supply, so be inconvenient to be that the digital product of staff's use charges.Digital product can not replenish the operating efficiency that electric weight directly can affect the staff timely, and brings great inconvenience for the staff.
The utility model content
The technical problems to be solved in the utility model is that work light generally only has illumination functions in the prior art in order to overcome, and does not have the externally defective of the function of charging, and a kind of work light that can realize external charge function is provided.
The utility model solves above-mentioned technical problem by following technical proposals:
A kind of work light with external charge function, it comprises a battery and a control circuit, and its characteristics are that this work light also comprises a booster circuit, and this booster circuit is connected with this control circuit with this battery;
This control circuit is used for this booster circuit of control and whether carries out boost action;
This booster circuit boosts for the voltage of this battery that will receive, and exports a charging voltage that is used for external equipment charging.
Preferably, this work light also comprises a switch, and this switch is connected between this booster circuit and this battery, and this switch is used for conducting or the disconnection between this booster circuit of control and this battery.When this switch closure, conducting between this booster circuit and this battery, this booster circuit receives the voltage of this battery, and this control circuit is controlled this booster circuit and carried out boost action; When this switch disconnects, disconnect between this booster circuit and this battery, this booster circuit stops boost action, and simultaneously, this control circuit is controlled this booster circuit and is stopped to carry out boost action.
Preferably, this work light also comprises an external charging inlet, and this external charging inlet is connected with this booster circuit, and this booster circuit charges to this external equipment by this external charging inlet.
Preferably, this external charging inlet is a USB(Universal Serial Bus, USB) interface.
Preferably, this work light also comprises a tri-colour LED, and when this external charging inlet was connected with external equipment, this tri-colour LED glimmered with a fixed frequency.
Preferably, this fixed frequency is 1Hz.Certainly, this fixed frequency also can be other numerical value.
Preferably, this work light also comprises a testing circuit, this testing circuit is connected with this booster circuit, this control circuit respectively, this testing circuit is used for receiving current value or the magnitude of voltage of this booster circuit output, controls this booster circuit by this control circuit and by this external charging inlet this external equipment is charged.
Preferably, this current value is that 1A or this magnitude of voltage are 5V.In addition, this current value or magnitude of voltage also can be other numerical value.
Positive progressive effect of the present utility model is: the utility model not only has illumination functions, especially also has the function that the digital products such as mobile phone, camera are charged.The utility model can be used as portable power source and replenishes electric weight to digital product in time, makes its normal operation, thereby has improved staff's operating efficiency, and bring great convenience for the staff.
Description of drawings
Fig. 1 is the schematic diagram of the work light with external charge function of the utility model preferred embodiment.
Embodiment
Provide the utility model preferred embodiment below in conjunction with accompanying drawing, to describe the technical solution of the utility model in detail.
With reference to shown in Figure 1, a kind of work light with external charge function, it comprises a battery 1, a control circuit 2, a booster circuit 3, a switch 4, a USB interface 5, a current detection circuit 6 one tri-colour LEDs 7 and an illuminator 8.One end of this booster circuit 3 is connected with this control circuit 2 with this battery 1, the other end of this booster circuit 3 is connected with this USB interface 5, this current detection circuit 6 is connected between the other end and this USB interface 5 of this booster circuit 3, this current detection circuit 6 is connected with this control circuit 2, this control circuit 2 is connected with this tri-colour LED 7 with this illuminator 8 respectively, and this switch 4 is connected between this booster circuit 3 and this battery 1.
Wherein, this control circuit 2 is used for this booster circuit 3 of control and whether carries out boost action and control the action of whether glimmering of this tri-colour LED 7.
This booster circuit 3 boosts for the voltage of this battery that will receive, and exports a charging voltage, and this charging voltage 3 is used for charging by 5 pairs of external equipments of this USB interface.
Conducting or disconnection that this switch 4 is used between this booster circuit 3 of control and this battery 1.When this switch 4 closure, conducting between this booster circuit 3 and this battery 1, this booster circuit 3 receives the voltage of these batteries 1, and these control circuit 2 these booster circuits 3 of control carry out boost action; When this switch 4 disconnects, disconnect between this booster circuit 3 and this battery 1, this booster circuit 3 stops boost action, and simultaneously, these control circuit 2 these booster circuits 3 of control stop to carry out the action that stops to glimmer of boost action and this tri-colour LED 7.
This tri-colour LED 7 is used for when this USB interface 5 is connected with this external equipment, and this tri-colour LED 7 glimmers with a fixed frequency (such as 1Hz).Certainly, this fixed frequency also can be other numerical value.
This current detection circuit 6 is for detection of the current value of these booster circuit 3 outputs, whether this control circuit 2 is used for based on this current value is that 1A judges whether this USB interface 5 is connected with external equipment, if this current value is 1A, then this USB interface 5 is connected with this external equipment, and then this control circuit 2 these booster circuits 3 of control charge by 5 pairs of these external equipments of this USB interface, otherwise these control circuit 2 these booster circuits 3 of control stop this external equipment is charged.Certainly, this current value also can be other numerical value.
Testing circuit in the present embodiment is this current detection circuit 6, the replacement scheme of the testing circuit of present embodiment can be a voltage detecting circuit, this voltage detecting circuit detects the magnitude of voltage of these booster circuit 3 outputs, whether this control circuit 2 is that 5V judges whether this USB interface 5 is connected with external equipment based on this magnitude of voltage, if this magnitude of voltage is 5V, then this USB interface 5 is connected with this external equipment, and then this control circuit 2 these booster circuits of control charge by 5 pairs of these external equipments of this USB interface, otherwise these control circuit 2 these booster circuits 3 of control stop this external equipment is charged.This magnitude of voltage also can be other numerical value.
In the present embodiment, this battery 1 is by charger input DC(DC power supply) 5V, and this battery 1 charged, in the charging process, this tri-colour LED 7 changes along with the variation of the voltage of this battery 1, until this tri-colour LED 7 is entirely bright when being full of electricity, 8 power supplies of 1 pair of this illuminator of this battery, the illumination action of these control circuit 2 these illuminators 8 of control.
In concrete use procedure, when this switch 4 closure, this control circuit 2 receives a triggering signal, then controlling this booster circuit 3 carries out boost action and controls the action of glimmering of this tri-colour LED 7, simultaneously, conducting between this booster circuit 3 and this battery 1, the voltage that this booster circuit 3 receives this battery 1 boosts, and export a charging voltage 5V, then this current detection circuit 6 detects the current value of these booster circuit 3 outputs, whether this control circuit 2 is that 1A judges whether this USB interface 5 is connected with external equipment based on this current value, if this current value is 1A, then this USB interface 5 is connected with this external equipment, and then this control circuit 2 these booster circuits 3 of control charge by 5 pairs of these external equipments of this USB interface, otherwise these control circuit 2 these booster circuits 3 of control stop this external equipment is charged.When detecting this USB interface 5 and be connected with this external equipment, these control circuit 2 these booster circuits 3 of control charge by 5 pairs of these external equipments of this USB interface, and this tri-colour LED 7 glimmers with this fixed frequency, otherwise, this control circuit 2 these booster circuits 3 of control stop to carry out boost action, and control the action that stops to glimmer of this tri-colour LED.
When this switch 4 disconnects, disconnect between this booster circuit 3 and this battery 1, this booster circuit 3 stops boost action, simultaneously, this control circuit 2 these booster circuits 3 of control stop to carry out the action that stops to glimmer of boost action and this tri-colour LED 7, at this moment, this work light only has illumination functions and does not have external charge function.
Although more than described embodiment of the present utility model, it will be understood by those of skill in the art that these only illustrate, protection range of the present utility model is limited by appended claims.Those skilled in the art can make various changes or modifications to these execution modes under the prerequisite that does not deviate from principle of the present utility model and essence, but these changes and modification all fall into protection range of the present utility model.

Claims (8)

1. work light with external charge function, it comprises a battery and a control circuit, it is characterized in that, and this work light also comprises a booster circuit, and this booster circuit is connected with this control circuit with this battery;
This control circuit is used for this booster circuit of control and whether carries out boost action;
This booster circuit boosts for the voltage of this battery that will receive, and exports a charging voltage that is used for external equipment charging.
2. work light as claimed in claim 1 is characterized in that, this work light also comprises a switch, and this switch is connected between this booster circuit and this battery, and this switch is used for conducting or the disconnection between this booster circuit of control and this battery.
3. work light as claimed in claim 1 is characterized in that, this work light also comprises an external charging inlet, and this external charging inlet is connected with this booster circuit, and this booster circuit charges to this external equipment by this external charging inlet.
4. work light as claimed in claim 3 is characterized in that, this external charging inlet is a USB interface.
5. work light as claimed in claim 3 is characterized in that, this work light also comprises a tri-colour LED, and when this external charging inlet was connected with external equipment, this tri-colour LED glimmered with a fixed frequency.
6. work light as claimed in claim 5 is characterized in that, this fixed frequency is 1Hz.
7. work light as claimed in claim 5, it is characterized in that, this work light also comprises a testing circuit, this testing circuit is connected with this control circuit with this booster circuit respectively, this testing circuit is used for receiving current value or the magnitude of voltage of this booster circuit output, controls this booster circuit by this control circuit and by this external charging inlet this external equipment is charged.
8. work light as claimed in claim 7 is characterized in that, this current value is that 1A or this magnitude of voltage are 5V.
CN2012204884830U 2012-09-21 2012-09-21 Work lamp possessing external charging function Expired - Lifetime CN202818727U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012204884830U CN202818727U (en) 2012-09-21 2012-09-21 Work lamp possessing external charging function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012204884830U CN202818727U (en) 2012-09-21 2012-09-21 Work lamp possessing external charging function

Publications (1)

Publication Number Publication Date
CN202818727U true CN202818727U (en) 2013-03-20

Family

ID=47877524

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012204884830U Expired - Lifetime CN202818727U (en) 2012-09-21 2012-09-21 Work lamp possessing external charging function

Country Status (1)

Country Link
CN (1) CN202818727U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102932987A (en) * 2012-09-21 2013-02-13 华荣科技股份有限公司 Work light with external charging function
CN104967196A (en) * 2015-06-19 2015-10-07 中山上铠精密电子有限公司 Intelligent usb adapter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102932987A (en) * 2012-09-21 2013-02-13 华荣科技股份有限公司 Work light with external charging function
CN104967196A (en) * 2015-06-19 2015-10-07 中山上铠精密电子有限公司 Intelligent usb adapter

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Granted publication date: 20130320