CN206501734U - The electric motor locking device of charging connector for electric automobile - Google Patents
The electric motor locking device of charging connector for electric automobile Download PDFInfo
- Publication number
- CN206501734U CN206501734U CN201720207148.1U CN201720207148U CN206501734U CN 206501734 U CN206501734 U CN 206501734U CN 201720207148 U CN201720207148 U CN 201720207148U CN 206501734 U CN206501734 U CN 206501734U
- Authority
- CN
- China
- Prior art keywords
- push rod
- rotary shaft
- microswitch
- stepper motor
- hole
- 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
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Classifications
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Electric Propulsion And Braking For Vehicles (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a kind of electric motor locking device of charging connector for electric automobile, including：Stepper motor, for receiving signal；Rotary shaft, is arranged on above stepper motor, is fixedly connected with stepper motor；Gear, using the rotary shaft as axle center, is fixedly set in the rotary shaft, is rotated under rotary shaft drive；Push rod, is arranged between the stepper motor and the gear, and middle part has strip through-hole, and the rotary shaft passes through the strip through-hole；Rack, is fixedly installed on the push rod, is engaged with the gear, and parallel with the strip through-hole.The electric motor locking device for the charging connector for electric automobile that the utility model is provided, solves locking system power consumption of the prior art greatly, charging pile load too high, locking system surface temperature is high, influence service life, and cost height, the problem of processing, produce complex.
Description
Technical field
The utility model is related to the technical field of electric automobile DC charging device, and particularly a kind of charging electric vehicle connects
Connect the electric motor locking device of device.
Background technology
With the development of society, electric automobile has increasingly been popularized as the vehicles of a new generation.With electronic vapour
The popularization of car, its safety problem is also increasingly taken seriously and paid close attention to, particularly the charging safety of electric automobile, charging equipment
Safety problem is especially prominent.
The DC charging of electric automobile is larger due to charging current, in order to prevent user's in accident, charging process powered
Plug operation needs absolute prohibition.Therefore, in 2015 national standards of electric vehicle charging mode, for DC charging
Interface, standard clear stipulaties " should install electronic locking device, prevent vehicle interface band to carry disjunction " on vehicle plug.Current city
Common electronic locking device is to use electromagnet on field, controls latch hook to reach latch functions by controlling electromagnet.But
That such locking system is for quick response and obtains larger locking power, the power of its electromagnet it is all larger (23~
24W)；Also, electromagnet needs lasting be powered in use；Which results in power consumption is excessive, increase charging pile
Load, electromagnet surface temperature is too high, influence service life, the problems such as easily break down.
In addition, also part electronic locking device by the way of the combinations such as motor, gear assembly, cam, sensor come
Locking purpose is reached, but equally exists the problems such as cost is higher, processing is complicated.
Therefore, it is badly in need of a kind of structure in the art simple, prevents hot plugging completely, safe and reliable charging electric vehicle connects
Connect the electric motor locking device of device.
Utility model content
The utility model purpose is to provide a kind of electric motor locking device of charging connector for electric automobile, to solve existing skill
Locking system power consumption in art is big, and charging pile load too high, locking system surface temperature is high, influences service life, with
And cost is high, the problem of processing, produce complex.
To achieve the above object, the utility model discloses a kind of electric motor locking device of charging connector for electric automobile,
Including：
Stepper motor, for receiving signal；
Rotary shaft, is arranged on above stepper motor, is fixedly connected with stepper motor；
Gear, using the rotary shaft as axle center, is fixedly set in the rotary shaft, turns under rotary shaft drive
It is dynamic；
Push rod, is arranged between the stepper motor and the gear, and middle part has strip through-hole, and the rotary shaft is passed through
The strip through-hole；
Rack, is fixedly installed on the push rod, is engaged with the gear, and parallel with the strip through-hole；
When driving stepper motor rotary shaft is rotated, gear synchronous axial system under the drive of rotary shaft drives simultaneously
Rack synchronous is moved, and the movement of rack drives push rod to be moved along the track formed between strip through-hole and rotary shaft simultaneously.
It is preferred that, in addition to for locking the locking bar of charge connector, and for detecting the micro- of the locking bar locking state
Dynamic switch, the push rod is located between the locking bar and the microswitch, the first end of the push rod close to the locking bar,
The second end of the push rod is additionally provided with microswitch handle on the microswitch, the second end of the push rod,
When push rod is moved to microswitch side, microswitch handle is pressed together on the switch portion of microswitch, when push rod is moved to locking bar
During lower end, the first end of push rod acts against the locking bar lower end, and the microswitch handle leaves microswitch
Switch portion.
It is preferred that, the length of the rack is more than the length of the strip through-hole, the width of the strip through-hole with it is described
The diameter of rotary shaft is to matching.
It is preferred that, in addition to the housing on the outside of stepper motor is arranged on, the rotary shaft, gear, push rod and rack all hold
It is contained in the housing, the housing both sides are provided with opening, are moved back and forth for the push rod.
The electric motor locking device of charging connector for electric automobile disclosed in the utility model, includes the stepping of interconnection
Motor, rotary shaft, gear, push rod and rack, under the driving of stepper motor so that rotary shaft is rotated, and is connected therewith so as to drive
The gear synchronous connect is rotated, and is further driven to the rack synchronous movement engaged with gear, make it that push rod is same under the drive of rack
Moved further, so as to control the sealed of locking system.By the combination of stepper motor and gear assembly, realize that electric automobile direct current fills
Heated up in the electric motor locking of electric connector, the course of work low, service life is long, locking process action is smooth, no impact, it is to avoid
Mechanical stuck phenomenon caused by impulsive force is excessive, using stepper motor, can work in 5~24V power range, be difficult hair
The problem of raw locking action failure, and production and processing is easy, cost performance is high.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, various other advantages and benefit is common for this area
Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to this practicality
New limitation.And in whole accompanying drawing, identical part is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 is the overall structure diagram of the utility model electric motor locking device；
Fig. 2 is the lockup state schematic diagram of the utility model electric motor locking device；
Fig. 3 is the released state schematic diagram of the utility model electric motor locking device；
In figure：1- stepper motors；2- rotary shafts；3- gears；4- push rods；401- strip through-holes；402- first ends；403-
The second end；5- racks；6- housings；7- locking bars；8- microswitches；801- switch portions；9- microswitch handles.
Embodiment
Describe the utility model in detail below with reference to accompanying drawing and in conjunction with the embodiments.It should be noted that not rushing
In the case of prominent, the feature in embodiment and embodiment in the utility model can be mutually combined.
Embodiment 1
A kind of electric motor locking device of charging connector for electric automobile is present embodiments provided, as shown in figure 1, including mutually
Stepper motor 1, rotary shaft 2, gear 3, push rod 4 and the rack 5 of connection, the stepper motor 1 are used to receive signal, driving rotation
Axle 2 is rotated；The rotary shaft 2 is arranged on the top of stepper motor 1, is fixedly connected with stepper motor 1；The gear 3, with the rotation
Rotating shaft 2 is axle center, is fixedly set in the rotary shaft 2, is rotated under the rotary shaft 2 drive；The push rod 4, is arranged on
Between the stepper motor 1 and the gear 3, middle part has strip through-hole 401, and the rotary shaft 2 passes through the strip through-hole
401；The rack 3, is fixedly installed on the push rod 4, is engaged with the gear 3, and parallel with the strip through-hole 401；
When the driving rotary shaft 2 of stepper motor 1 is rotated, the gear 3 synchronous axial system under the drive of rotary shaft 2, while with carry-over bar 5
Synchronizing moving, the movement of rack 5 drives push rod 4 to be moved along the track formed between strip through-hole 401 and rotary shaft 2 simultaneously.It is logical
Cross the combination of stepper motor and gear assembly, the movement of driven motions lower push rod 4 carries out the locking and unblock of locking system.Work
Heated up during work low, service life is long, locking process action is smooth, no impact, it is to avoid the machine caused by impulsive force is excessive
Tool stuck phenomenon, using stepper motor, can work in 5~24V power range, be not susceptible to asking for locking action failure
Topic, and production and processing is easy, cost performance is high.
In the present embodiment, as shown in Figures 2 and 3, in addition to for locking the locking bar 7 of resisting DC charge connector for electric automobiles,
With the microswitch 8 for detecting the locking state of locking bar 7, the push rod 4 is located at the locking bar 7 and the microswitch 8
Between, the first end 402 of the push rod 4 is close to the locking bar 7, and the second end 403 of the push rod 4 is opened close to the fine motion
Close and be additionally provided with microswitch handle 9 on 8, the second end 402 of the push rod 4, when push rod 4 is moved to 8 side of microswitch,
Microswitch handle 9 is pressed together on the switch portion 801 of microswitch 8, when push rod 4 is moved to 7 lower end of locking bar, push rod 4
First end 402 acts against the lower end of the locking bar 7, and the microswitch handle 9 leaves the switch portion of microswitch 8
801.As shown in Fig. 2 when push rod 4 is moved to the positive lower end of locking bar 7, locking bar 7 can not be moved down, now at charge connector
In lock-out state, while the drive microswitch of the second end 402 handle 9 of push rod 4 leaves the switch portion 801 of microswitch 8, it is micro-
Dynamic switch 8 discharges locking signal to client.As shown in figure 3, when push rod 4 is moved to microswitch 8, and drive microswitch handle
9 pressed switch portions 801, microswitch 8 discharges unlocking signal to client.
In the present embodiment, the length of preferably described rack 5 is more than the length of the strip through-hole 401, the strip through-hole
The diameter of 401 width and the rotary shaft 2 is to matching.The width of the strip through-hole 401 is straight slightly larger than the rotary shaft 2
Footpath, just accommodates rotary shaft 2 and is rotated in strip through-hole 401, and push rod 4 is formed along the strip through-hole 401 and rotary shaft 2
Movement locus movement.
Further, also include the housing 6 for being arranged on the outside of stepper motor 1 in the present embodiment, the rotary shaft 2, gear 3,
Push rod 4 and rack 5 are all contained in the housing 6, and the both sides of housing 6 are provided with opening, are moved back and forth for the push rod 4.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：
It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from each embodiment technology of the utility model
The spirit and scope of scheme.
Claims (4)
1. a kind of electric motor locking device of charging connector for electric automobile, it is characterised in that including：
Stepper motor, for receiving signal；
Rotary shaft, is arranged on above stepper motor, is fixedly connected with stepper motor；
Gear, using the rotary shaft as axle center, is fixedly set in the rotary shaft, is rotated under rotary shaft drive；
Push rod, is arranged between the stepper motor and the gear, and middle part has strip through-hole, and the rotary shaft is described in
Strip through-hole；
Rack, is fixedly installed on the push rod, is engaged with the gear, and parallel with the strip through-hole；
When driving stepper motor rotary shaft is rotated, gear synchronous axial system under the drive of rotary shaft, while with carry-over bar
Synchronizing moving, the movement of rack drives push rod to be moved along the track formed between strip through-hole and rotary shaft simultaneously.
2. electric motor locking device according to claim 1, it is characterised in that also including the lock for locking charge connector
Bar, and for detecting the microswitch of the locking bar locking state, the push rod be located at the locking bar and the microswitch it
Between, the first end of the push rod is close to the locking bar, and the second end of the push rod is close to the microswitch, the push rod
The second end on be additionally provided with microswitch handle, when push rod is moved to microswitch side, microswitch handle is pressed together on
The switch portion of microswitch, when push rod is moved to locking bar lower end, the first end of push rod is acted against below the locking bar
End, the microswitch handle leaves the switch portion of microswitch.
3. electric motor locking device according to claim 1, it is characterised in that the length of the rack is logical more than the bar shaped
The length in hole, the diameter of the width of the strip through-hole and the rotary shaft is to matching.
4. electric motor locking device according to claim 1, it is characterised in that the also shell including being arranged on the outside of stepper motor
Body, the rotary shaft, gear, push rod and rack are all contained in the housing, and the housing both sides are provided with opening, for described
Push rod is moved back and forth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720207148.1U CN206501734U (en) | 2017-03-06 | 2017-03-06 | The electric motor locking device of charging connector for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720207148.1U CN206501734U (en) | 2017-03-06 | 2017-03-06 | The electric motor locking device of charging connector for electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206501734U true CN206501734U (en) | 2017-09-19 |
Family
ID=59841945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720207148.1U Expired - Fee Related CN206501734U (en) | 2017-03-06 | 2017-03-06 | The electric motor locking device of charging connector for electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206501734U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049725A (en) * | 2017-12-07 | 2018-05-18 | 中山市天隆燃具电器有限公司 | A kind of mechanical fixing lock of new-energy automobile charging |
-
2017
- 2017-03-06 CN CN201720207148.1U patent/CN206501734U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049725A (en) * | 2017-12-07 | 2018-05-18 | 中山市天隆燃具电器有限公司 | A kind of mechanical fixing lock of new-energy automobile charging |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170919 Termination date: 20200306 |