CN209692610U - A kind of power supply unit based on cigarette lighter socket - Google Patents
A kind of power supply unit based on cigarette lighter socket Download PDFInfo
- Publication number
- CN209692610U CN209692610U CN201920855832.XU CN201920855832U CN209692610U CN 209692610 U CN209692610 U CN 209692610U CN 201920855832 U CN201920855832 U CN 201920855832U CN 209692610 U CN209692610 U CN 209692610U
- Authority
- CN
- China
- Prior art keywords
- output
- power supply
- cathode
- supply unit
- input
- 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.)
- Active
Links
Landscapes
- Direct Current Feeding And Distribution (AREA)
Abstract
The utility model discloses a kind of power supply units based on cigarette lighter socket, including device noumenon, output end, input terminal and 24V voltage conversion circuit；Input terminal and output end are connect with 24V voltage conversion circuit respectively, and input terminal includes input anode and input cathode, and output end includes output cathode and output negative pole；The lower end of device noumenon is arranged in input anode, and the side of device noumenon is arranged in input cathode, and output cathode and output negative pole are arranged at the upper side of device noumenon；Output cathode and output negative pole respectively correspond one fastening screw of setting, plug of the fastening screw for fixed insertion output end.The effect of the utility model is: the utility model has filled up the 24V power supply unit lacked in the market, provides convenience when being mechanical equipment installation information collecting device, and installation no longer needs professional electrician to be operated, and ordinary person can complete equipment installation.The utility model increases voltage regulator circuit, it is ensured that device output voltage is 24V, preferably protects load.
Description
Technical field
The utility model relates to a kind of power supply units based on cigarette lighter socket.
Background technique
In order to reinforce construction site construction equipment management, the service efficiency of equipment is improved, it is therefore desirable to equipment
Operating duration is acquired, and the action and working environment to equipment are remotely monitored.Realize that these work just need
To mechanical equipment installation information collecting device, information collecting device includes: GPS, vibrating sensor, displacement sensor, acceleration
Sensor and camera etc. must just be powered device to guarantee that information collecting device can work normally, input electricity
Pressure is 24v, and under normal circumstances, power supply is all to take electricity from the storage battery of mechanical equipment.Electricity is taken just to need professional electrician from storage battery, and
And installation and dismounting are all more troublesome.In addition, most of mechanical equipments are all leases, equipment disengaging field is more frequent, in order to
Keep information collecting device assembly and disassembly more convenient, the utility model improves on the basis of cigar lighter.
By cigarette lighter socket as vehicle power supply use, by means of cigarette lighter socket take electricity facilitate really, the voltage of cigar lighter with
The battery voltage of vehicle is consistent, and usual cigar lighter has an individual power supply line to be attached thereto, and other routes do not mix
With therefore, there is individual insurance.The technology for the power supply unit researched and developed on the basis of cigar lighter is very mature, and product also compares
More, the most common cigar lighter power supply unit that is based on is USB conversion head, can be powered to a variety of commonly used equipments.
The most common cigar lighter power supply unit that is based on is USB conversion head, and output voltage has 5V, 9V or 220V, but does not have
The power supply unit of 24V must take electricity from storage battery to mechanical equipment installation information collecting device, take electricity just to need profession from storage battery
Electrician, and install and remove all more troublesome.What the voltage of cigar lighter was not constant between, when vehicle is inactive, be
The electricity of battery, after starting, with the electricity of generator, at this moment voltage can be increased, and load could be accessed by needing to increase stable-pressure device.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide it is a kind of based on cigarette lighter socket for Denso
It sets, 24V power supply is provided.
The purpose of this utility model is achieved through the following technical solutions:
A kind of power supply unit based on cigarette lighter socket, including device noumenon, output end, input terminal and the conversion of 24V voltage
Circuit；
Input terminal and output end are connect with 24V voltage conversion circuit respectively, and input terminal includes inputting anode and input cathode,
Output end includes output cathode and output negative pole；
Input anode is arranged in the lower end of device noumenon, and input cathode is arranged in the side of device noumenon, output cathode and
Output negative pole is arranged at the upper side of device noumenon；
Output cathode and output negative pole respectively correspond one fastening screw of setting, and fastening screw is for fixed insertion output end
Plug.It is preferred that input cathode includes two hemispheres, two hemispheres are electrically connected and are symmetrically disposed on device sheet
The two sides of body.It is preferred that spring is arranged between two hemisphere.
It is preferred that fastening screw is arranged in the top of device noumenon, the locking direction of fastening screw be by up to
Under.
It is preferred that device noumenon includes big end, changeover portion and small end, big end and small end are cylinder, big end
End face diameter be 40mm, the end face diameter of small end is 20mm, and changeover portion includes a large end face and small end face, big cross section it is straight
Diameter is 40mm, and the diameter of small end face is 20mm.
It is preferred that the height of big end is 17mm, the height of small end is 30mm, and the height of changeover portion is 9mm.
It is preferred that the installation site for inputting cathode is located at the height center of small end.
It is preferred that the top 1mm rounded corner of big end.
It is preferred that the length for inputting anode is 10mm, diameter 10mm, the bottom for inputting anode is cambered surface.
It is preferred that 24V voltage conversion circuit includes LM7824 three terminal regulator, first capacitor C1, the second capacitor
C2 and third capacitor C3；
LM7824 three terminal regulator input terminal connects first capacitor C1 and the output of the second capacitor C2, LM7824 three terminal regulator
End connection third capacitor C3.
The beneficial effects of the utility model are:
The utility model has filled up the 24V power supply unit lacked in the market, when being mechanical equipment installation information collecting device
It provides convenience, installation no longer needs professional electrician to be operated, and ordinary person can complete equipment installation.The utility model increases
Add voltage regulator circuit, it is ensured that device output voltage is 24V, preferably protects load.
Detailed description of the invention
Fig. 1 is the utility model mechanical structure schematic diagram；
Fig. 2 is the utility model voltage regulator circuit figure；
In figure, 1- fastening screw, 2- output cathode, 3-24V voltage conversion circuit, 4- input anode, 5- input cathode, 6-
Output negative pole.
Specific embodiment
The technical solution of the utility model, but the protection scope of the utility model are described in further detail with reference to the accompanying drawing
It is not limited to as described below.
As shown in Figure 1, a kind of power supply unit based on cigarette lighter socket, including device noumenon, output end, input terminal and
24V voltage conversion circuit 3；
Input terminal and output end are connect with 24V voltage conversion circuit 3 respectively, and input terminal includes that input anode 4 and input are negative
Pole 5, output end include output cathode 2 and output negative pole 6；
The lower end of device noumenon is arranged in input anode 4, and the side of device noumenon, output cathode 2 is arranged in input cathode 5
The upper side of device noumenon is arranged at output negative pole 6；In order to ensure good appearance and practicability, the utility model is specially
Power output hole is designed into side, top groove designs, and can guarantee upper flat after screw tightening.
Output cathode 2 and output negative pole 6 respectively correspond one fastening screw 1 of setting, and fastening screw 1 is defeated for fixed insertion
The plug of outlet.Preferably due to which output cathode 2 and cathode have polarity, therefore it is arranged on the side of output cathode 2 and cathode
Label layer is convenient for proper use of output end, avoids being reversely connected.
In a preferred embodiment, input cathode 5 includes two hemispheres, and two hemispheres are electrically connected and are symmetrical arranged
In the two sides of device noumenon.
In a preferred embodiment, spring is set between two hemisphere.When power supply unit is inserted into cigarette lighter socket, half
Ball has certain elasticity to device noumenon contract, enhances the jitter immunity energy of input cathode 5.
In a preferred embodiment, the top of device noumenon, the locking direction of fastening screw 1 is arranged in fastening screw 1
For from top to bottom.
In a preferred embodiment, device noumenon includes big end, changeover portion and small end, and big end and small end are cylinder
Shape, the end face diameter of big end are 40mm, and the end face diameter of small end is 20mm, and changeover portion includes a large end face and small end face, greatly
The diameter of section is 40mm, and the diameter of small end face is 20mm.
In a preferred embodiment, the height of big end is 17mm, and the height of small end is 30mm, and the height of changeover portion is
9mm。
In a preferred embodiment, the installation site for inputting cathode 5 is located at the height center of small end.
In a preferred embodiment, the top 1mm rounded corner of big end, avoids accidentally touching, and injures user of service.
In a preferred embodiment, the length of input anode 4 is 10mm, diameter 10mm, and the bottom of input anode 4 is
Cambered surface.
In a preferred embodiment, a USB interface, which is arranged, in the utility model at the top of device noumenon can guarantee equipment
Manipulator is temporarily the charging of the portable equipments such as mobile phone.
In a preferred embodiment, as shown in Fig. 2, 24V voltage conversion circuit 3 includes LM7824 three terminal regulator, the
One capacitor C1, the second capacitor C2 and third capacitor C3；
Voltage regulator circuit master chip uses LM7824 three terminal regulator, and LM7824 three terminal regulator input terminal connects first capacitor
C1 and the second capacitor C2, LM7824 three terminal regulator output end connect third capacitor C3.C1 uses 35V/470uF electrolytic capacitor,
C2 uses 0.03uF conventional capacitive, and C3 uses 1uF conventional capacitive, and under mechanical equipment fired state, the fluctuation voltage of cigar lighter is passed through
Output voltage after crossing voltage-stabilizing protection device is 24V, guarantees that information collecting device can be worked normally without damaging.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, and should refer to
Out, any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc. should all include
It is within the protection scope of the utility model.
Claims (10)
1. a kind of power supply unit based on cigarette lighter socket, it is characterised in that: including device noumenon, output end, input terminal and 24V
Voltage conversion circuit；
Input terminal and output end are connect with 24V voltage conversion circuit respectively, and input terminal includes input anode and input cathode, output
End includes output cathode and output negative pole；
The lower end of device noumenon is arranged in input anode, and the side of device noumenon, output cathode and output is arranged in input cathode
Cathode is arranged at the upper side of device noumenon；
Output cathode and output negative pole respectively correspond one fastening screw of setting, and fastening screw is inserted for fixed insertion output end
Head.
2. a kind of power supply unit based on cigarette lighter socket according to claim 1, it is characterised in that: inputting cathode includes
Two hemispheres, two hemispheres are electrically connected and are symmetrically disposed on the two sides of device noumenon.
3. a kind of power supply unit based on cigarette lighter socket according to claim 2, it is characterised in that: between two hemisphere
Spring is set.
4. a kind of power supply unit based on cigarette lighter socket according to claim 1 or 2 or 3, it is characterised in that: fastening spiral shell
The top of device noumenon is arranged in silk, and the locking direction of fastening screw is from top to bottom.
5. a kind of power supply unit based on cigarette lighter socket according to claim 1, it is characterised in that: device noumenon includes
Big end, changeover portion and small end, big end and small end are cylinder, and the end face diameter of big end is 40mm, and the end face diameter of small end is
20mm, changeover portion include a large end face and small end face, and the diameter of big cross section is 40mm, and the diameter of small end face is 20mm.
6. a kind of power supply unit based on cigarette lighter socket according to claim 5, it is characterised in that: the height of big end is
17mm, the height of small end are 30mm, and the height of changeover portion is 9mm.
7. a kind of power supply unit based on cigarette lighter socket according to claim 6, it is characterised in that: input the peace of cathode
Holding position is located at the height center of small end.
8. a kind of power supply unit based on cigarette lighter socket according to claim 6, it is characterised in that: the top of big end
1mm rounded corner.
9. a kind of power supply unit based on cigarette lighter socket according to claim 5, it is characterised in that: input the length of anode
Degree is 10mm, diameter 10mm, and the bottom for inputting anode is cambered surface.
10. a kind of power supply unit based on cigarette lighter socket according to claim 1, it is characterised in that: the conversion of 24V voltage
Circuit includes LM7824 three terminal regulator, first capacitor C1, the second capacitor C2 and third capacitor C3；
LM7824 three terminal regulator input terminal connects first capacitor C1 and the second capacitor C2, LM7824 three terminal regulator output end connects
Meet third capacitor C3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920855832.XU CN209692610U (en) | 2019-06-05 | 2019-06-05 | A kind of power supply unit based on cigarette lighter socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920855832.XU CN209692610U (en) | 2019-06-05 | 2019-06-05 | A kind of power supply unit based on cigarette lighter socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209692610U true CN209692610U (en) | 2019-11-26 |
Family
ID=68609494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920855832.XU Active CN209692610U (en) | 2019-06-05 | 2019-06-05 | A kind of power supply unit based on cigarette lighter socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209692610U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029107A (en) * | 2021-03-30 | 2021-06-25 | 南京智行信息科技有限公司 | Vehicle-mounted detection device based on machine vision and 5G network |
-
2019
- 2019-06-05 CN CN201920855832.XU patent/CN209692610U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029107A (en) * | 2021-03-30 | 2021-06-25 | 南京智行信息科技有限公司 | Vehicle-mounted detection device based on machine vision and 5G network |
| CN113029107B (en) * | 2021-03-30 | 2022-11-11 | 南京智行信息科技有限公司 | Vehicle-mounted detection device based on machine vision and 5G network |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209692610U (en) | A kind of power supply unit based on cigarette lighter socket | |
| CN102185345B (en) | Integrated battery charger with USB interface | |
| CN202586704U (en) | Self-generation portable power pack | |
| CN202586389U (en) | Portable multifunctional power box | |
| CN204011546U (en) | A kind of battery with spring compressor | |
| CN103567943A (en) | Improved charging electric screw driver | |
| CN107122065A (en) | A kind of rechargeable cell | |
| CN205725075U (en) | A kind of multifunctional combination charger | |
| CN201985583U (en) | Integrated battery charger with universal serial bus (USB) port | |
| CN207097460U (en) | A kind of international business affairs portable recording devices | |
| CN204760672U (en) | Intelligent socket | |
| CN202977646U (en) | USB (universal serial bus) charging battery | |
| CN103001086A (en) | Power supply extension socket | |
| CN201124661Y (en) | Dual-purpose sign pen | |
| CN204515714U (en) | A kind of self power generation mouse | |
| CN205544395U (en) | Portable power source is filled in sudden strain of a muscle | |
| CN203287842U (en) | Notebook computer power adapter | |
| CN202917780U (en) | Power supply extension socket | |
| CN201860269U (en) | Three-position USB (universal serial bus) charging converter | |
| CN202435017U (en) | One-way protection device | |
| CN202535387U (en) | Novel router | |
| CN106329698A (en) | Solar energy powerbank | |
| CN205583782U (en) | Take wireless many mouthfuls of adapters that charge | |
| CN206820035U (en) | A kind of detachable battery for infrastructure project field operation handheld terminal | |
| CN201183269Y (en) | USB port charging shaver |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |