CN206628857U - Charging device and portable charged stake - Google Patents

Charging device and portable charged stake Download PDF

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Publication number
CN206628857U
CN206628857U CN201720336025.8U CN201720336025U CN206628857U CN 206628857 U CN206628857 U CN 206628857U CN 201720336025 U CN201720336025 U CN 201720336025U CN 206628857 U CN206628857 U CN 206628857U
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CN
China
Prior art keywords
charging
connecting portion
circuit
control box
plug
Prior art date
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Active
Application number
CN201720336025.8U
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Chinese (zh)
Inventor
孟伟
张盼
翁浩宇
李岩
高泽霖
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.)
Great Wall Motor Co Ltd
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Great Wall Motor Co Ltd
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Priority to CN201720336025.8U priority Critical patent/CN206628857U/en
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Publication of CN206628857U publication Critical patent/CN206628857U/en
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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
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

Abstract

The utility model provides a kind of charging device and portable charged stake.Charging device includes:Charger, charger includes connector and control box, wherein, connector includes first connecting portion and second connecting portion, and first connecting portion and second connecting portion are detachably connected, first connecting portion is connected by cable with charging plug, control box has the charging inlet for Vehicular charging, and control box is connected with first connecting portion, and control box includes guidance circuit and control circuit, first connecting portion is connected by guidance circuit with charging inlet, and control circuit is used to control guidance circuit convert charging electric current;Housing, control box are arranged in housing;Support frame, support frame are connected with housing, with supporing shell.Charging device of the present utility model has cost low, occupies little space, and electric car can be charged so as to convenient by the charging socket of plurality of specifications in family, charging experience of the lifting user to electric car.

Description

Charging device and portable charged stake
Technical field
Automobile technical field is the utility model is related to, more particularly to a kind of charging device and portable charged stake.
Background technology
The hole plug of family expenses three of national regulations is divided into two kinds of 10A specifications and 16A specifications at present, and three of both specifications insert The conduction sheet metal of head because specification is different (national regulations), generally can not interfix, such as:16A specifications three-pin plug and family expenses 10A sockets are unable to interworking, and 10A specifications three-pin plug can not be with the intact interworking of 16A sockets.Because current electric car is more and more, For electric car when family expenses charge, the specification of household socket has two kinds of specifications of 10A and 16A, the socket in family be divided into 10A sockets and 16A socket, vehicle is charged so as to which vehicle wants both compatible charging sockets, two sets of charging devices need to be configured, and then Cause the lifting of cost and the waste in space.
Utility model content
In view of this, the utility model is directed to a kind of charging device, and the charging device has that cost is low, space-consuming It is small, electric car can be charged so as to convenient by the charging socket of plurality of specifications in family, user is to electric car for lifting Charging experience.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in:
A kind of charging device, including:Charger, the charger include connector and control box, wherein, the connector Including first connecting portion and second connecting portion, the first connecting portion and the second connecting portion are detachably connected, and described One connecting portion is connected by cable with charging plug, and the control box has the charging inlet for Vehicular charging, the control box It is connected with the first connecting portion, the control box includes guidance circuit and control circuit, and the first connecting portion passes through described Guidance circuit is connected with the charging inlet, and the control circuit is used to control the guidance circuit convert charging electric current;Housing, The control box is arranged in the housing;Support frame, support frame as described above are connected with the housing, to support the housing.
Further, spacing lockable mechanism is provided with the housing, the spacing lockable mechanism is used to fix the control Box.
Further, the control box has groove, the hook being adapted in the groove is provided with the housing, with peace Fill the control box.
Further, support frame as described above includes support base and supporting part, and the support base supports institute by the supporting part State housing.
Further, the charger also includes:Temperature sensing circuit, the temperature sensing circuit are arranged on the connection In device and/or on the charging plug, the temperature sensing circuit is connected with the control circuit, for detecting the connector The temperature of interior and/or described charging plug, the control circuit are used to lead described in control after the temperature is higher than predetermined temperature Draw circuit disconnection.
Further, the link position of the first connecting portion and the second connecting portion is provided with locking device, with The first connecting portion connects in place locking connection afterwards with the second connecting portion.
Further, the control box also includes:Plug detects circuit, and the plug detection circuit is used to detect described fill The specification of plug, the plug detection circuit are connected with the control circuit, and the control circuit is used for according to the charging The specification of plug adjusts the conversion value of charging current in the guidance circuit.
Further, the plug detection circuit includes the first contact and the second contact, wherein, when the charging plug is After 10A plugs and the first connecting portion are connected in place with the second connecting portion, first contact and second contact Short circuit, after the charging plug is that 16A plugs and the first connecting portion are connected in place with the second connecting portion, described the One contact and second contact open, the control circuit is according to the connection of first contact and second contact Determine the specification of the charging plug.
Further, set in the control box and switched by fast charge, the fast charge switch is connected with the control circuit, institute State control circuit controls the charger to carry out quick charge to vehicle after fast charge switch is triggered.
Charging device of the present utility model, by the connectors of two sets of different sizes of setting (i.e.:The connection of 10A specifications The connector of device and 16A specifications), optionally it can be connected with the 10A sockets and 16A sockets of family expenses, so, without changing electricity The other structures of the charger of motor-car, it is not required that use just compatible 10A and the 16A charging of the chargers of two kinds of different sizes Mode, it is only necessary to which a control box just can easily select to use 10A or 16A sockets to charge for electric car, effectively reduce The space-consuming of the charger of electric car is reduced while cost, conveniently improves charging of the user to electric car while charging Experience.
Another purpose of the present utility model is to propose a kind of portable charged stake, and the charging pile, cost is low, takes empty Between it is small, be easy to arrangement to install, electric car can be charged so as to convenient by the charging socket of plurality of specifications in family, Lift charging experience of the user to electric car.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in:
A kind of portable charged stake, is provided with the charging device as described above described in any one embodiment.
Described charging pile is same relative to Dominant Facies possessed by prior art with above-mentioned charging device, no longer superfluous herein State.
Brief description of the drawings
Form a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new The schematic description and description of type is used to explain the utility model, does not form to improper restriction of the present utility model. In accompanying drawing:
Fig. 1 is the structured flowchart of the charger of the electric car described in the utility model embodiment;
Fig. 2 is the schematic diagram of the charger of the electric car described in the utility model one embodiment;
Fig. 3 A- Fig. 3 C be respectively the front view of the charger of the electric car described in the utility model embodiment, left view and Isometric view;
Fig. 4 is the schematic diagram of the charger of the electric car described in the utility model another embodiment;
Fig. 5 is the circuit theory diagrams of the charger of the electric car described in the utility model one embodiment;
Fig. 6 is the circuit theory diagrams of the charger of the electric car described in the utility model another embodiment;
Fig. 7 is the schematic diagram of the control box of the charger of the electric car described in the utility model one embodiment;
Fig. 8 is the schematic diagram of the charging device described in the utility model embodiment;
Fig. 9 A- Fig. 9 C are respectively in charging device described in the utility model embodiment after housing and support frame assembling Front view, left view and isometric view;
Figure 10 A- Figure 10 C are respectively the front view of the charging device described in the utility model embodiment, left view and isometric Surveys view;
Figure 11 is the schematic diagram of control box arrangement in the housing described in the utility model embodiment.
Description of reference numerals:
The charger 100 of electric car, connector 110, control box 120, first connecting portion 111, second connecting portion 112, lead Draw circuit 122, control circuit 123, temperature sensing circuit 130, housing 200, support frame 300.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can To be mutually combined.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Fig. 1 is the schematic diagram according to the charger of the electric car of the utility model one embodiment.
As shown in figure 1, and combine Fig. 2, Fig. 3 A to Fig. 3 C, according to the charging of the electric car of the utility model one embodiment Device 100, including:Connector 110 and control box 120.
Wherein, connector 110 includes first connecting portion 111 and second connecting portion 112, and first connecting portion 111 and second connects Socket part 112 is detachably connected, and first connecting portion 111 is connected by cable with charging plug, wherein, charging plug fills for 10A Plug or 16A charging plugs.Control box 120 has the charging inlet 121 for Vehicular charging, and control box 120 is connected with first Portion 111 is connected, and control box 120 includes guidance circuit 122 and control circuit 123, and first connecting portion 111 passes through guidance circuit 122 It is connected with charging inlet 121, control circuit 123 is used to control the convert charging electric current of guidance circuit 122.
Specifically, as shown in figure 4, the charging that the first connecting portion 111 of connector 110 can be designed to 10A is inserted Head is integrally formed 10A connector (such as:It is connected with tri- individual event plugs of national standard 10A of connector female end), in control box On the second connecting portion 112 being adapted to first connecting portion 111 is installed, so as in first connecting portion 111 and second connecting portion 112 It is electrically conductive after connection;Similarly, the first connecting portion 111 of connector 110 can be designed to and 16A charging plug one Body forms 16A connector (such as:It is connected with tri- individual event plugs of national standard 16A of connector female end), pacify in control box Equipped with the second connecting portion 112 being adapted to first connecting portion 111, so as to be connected in first connecting portion 111 and second connecting portion 112 Afterwards, it is electrically conductive.So, equivalent to the connector 110 for having two sets of different sizes, a set of connectors is (such as:It is connected with connector mother Tri- individual event plugs of national standard 10A at end) can easily it access in the 10A sockets of family expenses to be powered.Another set of connectors (such as:It is connected with tri- individual event plugs of national standard 16A of connector female end) can easily it access in the 16A sockets of family expenses to obtain Power supply.
In the above description, first connecting portion 111 is designed to female end, second connecting portion 112 is designed to male end.Due to First connecting portion 111 needs to be connected with the utility grid of family expenses, therefore, is designed to female end it is possible to prevente effectively from personnel's electric shock, lifting The security of the charger 100 of electric car.
, can be with side after the connector that specification is 16A is accessed when it is that electric car charges to need with family expenses 16A sockets Just charging inlet 121 is transferred electrical energy into by control box 120, so as to be charged for electric car.Same drop, when needing to use family expenses When 10A sockets are that electric car charges, by after connector access that specification is 10A, can with conveniently by control box 120 by electricity Charging inlet 121 can be transferred to, so as to be that electric car charges.
Wherein, guidance circuit 122 can include wire harness and current conversion module, one end of current conversion module and charging Mouth 121 is connected and the other ends are connected by switching (such as relay) with first connecting portion 111, and current conversion module is by control circuit 123 controls, when connecting 16A charging plugs, electricity that the control electric current modular converter of control circuit 123 accesses 16A Single-phase plugs Circulation is changed to 13A charging currents, and is output to by wire harness on charging inlet, so as to be charged for electric car;As connection 10A During charging plug, the electric current that 10A Single-phase plugs access is converted to 8A charging electricity by the control electric current modular converter of control circuit 123 Stream, and be output to by wire harness on charging inlet, so as to be charged for electric car.Control circuit 123 can be led to by controller Internal logic control program is crossed to realize.
In the examples described above, current conversion module includes but is not limited to AC (the exchange)/DC that can be changed to electric current (direct current) converter, wherein, AC/DC converters are between charging inlet and second connecting portion 112.
According to the charger of the electric car of the utility model embodiment, pass through the connector of two sets of different sizes of setting (i.e.:The connector of 10A specifications and the connector of 16A specifications), 10A sockets and 16A socket phases that can optionally with family expenses Even, so, the other structures of the charger without changing electric car, it is not required that just simultaneous using the charger of two kinds of different sizes 10A and 16A charging modes are held, it is only necessary to which a control box 120 just can easily select to use 10A or 16A sockets Charged for electric car, the space-consuming of the charger of electric car is reduced while effectively reducing cost, is conveniently carried while charging Charging experience of the user to electric car is risen.
The charger of the electric car of the utility model embodiment, in addition to:Temperature sensing circuit 130, temperature sensing circuit 130 are arranged in connector 110 and/or on charging plug, and temperature sensing circuit 130 is connected with control circuit 123, for detecting Connector 110 is interior and/or the temperature of charging plug, control circuit 123 are used to control afterwards higher than predetermined temperature (such as 40 DEG C) in temperature Guidance circuit 122 processed disconnects.In one embodiment of the present utility model, temperature sensing circuit 130 be but be not limited to temperature biography Sensor.
Specifically, as shown in figure 5, can be in charging plug and control box on household socket interface and cable and cable The position (metal terminal) of interface sets temperature sensor, can prevent that contact resistance is excessive, causes temperature to raise, while temperature The temperature signal detected can be transferred in control box 120 in control circuit 123 by sensor by rigid line, such as detect temperature It is too high, then, so as to terminal charge, it can prevent from, because temperature is too high, drawing by disconnecting the relay being connected on guidance circuit 122 Play fire.The security of the lives and property of guarantee personnel, temperature sensing circuit 130 can include thermistor as shown in Figure 5.
In one embodiment of the present utility model, the link position of first connecting portion 111 and second connecting portion 112 is set There is locking device, locking connects afterwards to be connected in place in first connecting portion 111 and second connecting portion 112.
Wherein, locking device includes but is not limited to internal thread or external screw thread and the setting for being arranged on first connecting portion 111 In second connecting portion 112 and the external screw thread or internal thread that match with the internal thread of first connecting portion 111 or external screw thread.This Sample, first connecting portion 111 and second connecting portion 112 are threadably secured, it is possible to prevente effectively from coming off and causing the danger such as electric shock.
I.e.:The position of the interface of control box 120 need to set anti-fingertip, locking, magnitude of current trigger mechanism on cable and cable, Prevent the problems such as grafting is not in place, exception comes off, misplug.Such as:Using the connector of locking device, even if connector locks Have and also do not allow easy to fall off during External force interference, increase its security;The connector of plug side association uses female end, is designed to be not easy The shape (anti-fingertip) of electrical body is touched, prevents Danger Electric shock risk.
In addition, as shown in fig. 6, in the charger 100 of the electric car of the utility model embodiment, control box 120 is also wrapped Include:Plug detects circuit, and plug detection circuit is used for the specification for detecting charging plug, plug detection circuit and control circuit 123 It is connected, control circuit is used for the conversion value that charging current in guidance circuit is adjusted according to the specification of charging plug.
Wherein, plug detection circuit includes the first contact (contact as corresponding to the detection of one of plug) and the second contact (contact as corresponding to the detection of another plug), wherein, when charging plug is 10A plugs and first connecting portion 111 and second After connecting portion 112 connects in place, the first contact and the second contact short, when charging plug is 16A plugs and first connecting portion 111 After being connected in place with second connecting portion 112, the first contact and second contact open, control circuit 123 is according to described first The connection of contact and second contact determines the specification of the charging plug.
Such as:When connecting 16A charging plugs, the plug detection circuit breaker built in connector, control circuit 123 detects This information, it is determined as that 16A Single-phase plugs connect, exports corresponding 13A charging currents.When connecting 10A charging plugs, in connector The plug detection short circuit put, control circuit 123 detect this information, are determined as that 10A Single-phase plugs connect, output is corresponding 8A charging currents.So as to simply and efficiently be adapted to the charging plug of different size, can be carried out convenient for electric car Charging.
As a specific example, connect in the first connecting portion 111 of 10A charging plugs and correspond to second connecting portion The position of contact has metal portion corresponding to two plugs detection in 112, and so, first when connection 10A charging plugs connects After socket part 111 connects in place with corresponding second connecting portion 112, metal portion touches two plugs in second connecting portion 112 Contact corresponding to detection, so as to form short circuit.Connect in the first connecting portion 111 of 16A charging plugs and correspond to second connecting portion The position of contact does not have metal portion corresponding to two plugs detection in 112, and so, first when connection 10A charging plugs connects After socket part 111 connects in place with corresponding second connecting portion 112, touched corresponding to two plugs detection in second connecting portion 112 Point forms open circuit.So as to which control circuit 123 just can be according to what the connection of the first contact and the second contact judged access The charging plug of 10A specifications or the charging plug of 16A specifications.
In one embodiment of the present utility model, (such as Fig. 7 is switched by fast charge as shown in fig. 7, being set in control box 120 In the 16A charging currents trigger button that shows), fast charge switch is connected with control circuit 123, and control circuit 123 is in fast charge switch Charger is controlled to carry out quick charge to vehicle after being triggered.As a specific example, fast charge switch is persistently pressed pre- Fix time (such as:10 seconds) fast charge signal is triggered afterwards, so that control circuit 123 controls charger to carry out quick charge to vehicle.
Specifically, 16A special trippers are set on cable in control box (because national regulations are inserted using 16A family expenses During seat charging, charging current is limited in 13A), quick charge is needed in car owner, saves the charging interval, and can guarantee that charging safety In the case of, 16A charging currents, which are artificially unlocked, (can be placed on control box back side etc. on cable by its button and be not easy the position touched Put, button is pressed 10 seconds by long-time, is unlocked control).So as to realize the quick charge of vehicle, further meet user Charge requirement, lifting user to electric car charging experience.
In the above description, electric car can be pure electric automobile or oil-electric vehicle.
According to the charger of the electric car of the utility model embodiment, by set as two sets be used to connecting 10A specifications and The connector of 16A specifications, on the premise of advantage of lower cost, safety can be realized, compatibility is high is adapted to different chargings The charger of socket, can a variety of different charging environment in compatible current home, so as to meet the charge requirement of electric car.Separately Outside, the devices such as temperature detection, locking are provided with connector, so as to improve charger safety and reliability.In addition, when needs During fast charge, the charger can simply and easily realize the quick charge of vehicle, reduce the charging interval, lift charge efficiency.
As shown in figure 8, and combine Fig. 1 to Fig. 7, embodiment of the present utility model discloses a kind of charging device, charging dress Put including:Charger 100, housing 200 and support frame 300.
With reference to shown in Fig. 9 A to Fig. 9 C and Figure 10 A and Figure 10 C, control box 120 is arranged in housing 200;Support frame 300 It is connected with housing 200, with supporing shell 200.Changing charging device can use as a simple, portable charging pile, branch Support 300 includes but is not limited to support base and supporting part, and support base passes through supporting part supporing shell 200.
Specifically, charging device can charge instead of traditional charging pile to electric car, such as:Design one is filled Electric stake housing is (i.e.:Housing 200), this charging pile inner hollow, door (possessing anti-theft feature) is opened by key, in housing 200 Inside sets spacing lockable mechanism, and spacing lockable mechanism is used to fix control box, control box 120 securely is fixed on it It is internal that (its operation button can pass through openwork part, manually operated;Working condition can also be carried out by outside openwork part Observation), such a charge mode can replace charging pile to charge, so as to save vehicle configuration charging pile cost.Wherein, it is spacing Lockable mechanism includes the groove that the top of control box 120 is set, the groove as shown in Figure 11 tops, for being controlled box 120 spacing and mount, i.e.,:Control box 120 has groove, and the hook being adapted in groove is provided with housing 200, to install control Box 120 processed, control box 120 is carried out spacing and mounted.Groove is set in the front edge of control box, can be renovated using one Formula lockable mechanism, the locking for being controlled box 120 are fixed, i.e.,:Control box 120 is limited in the ad-hoc location in housing 200, kept away Exempt from control box 120 to be shifted over and bring potential safety hazard, lift the safety and reliability of charging device.
The charging device of the utility model embodiment, cost is low, occupies little space, and is easy to arrangement to install, can pass through house The charging socket of plurality of specifications in front yard, electric car is charged so as to convenient, charging experience of the lifting user to electric car.
Further, as shown in figure 8, and combine Figure 10 A to Figure 10 C, embodiment of the present utility model discloses a kind of portable Formula charging pile, portable charged stake are provided with the charging device described in any one embodiment as described above.The utility model embodiment Portable charged stake have that cost is low, the advantages of convenient charging uses.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in Protection domain within.

Claims (10)

  1. A kind of 1. charging device, it is characterised in that including:
    Charger, the charger include connector and control box, wherein, the connector includes first connecting portion and second and connected Socket part, the first connecting portion and the second connecting portion are detachably connected, and the first connecting portion passes through cable and charging Plug is connected, and the control box has the charging inlet for Vehicular charging, and the control box is connected with the first connecting portion, institute Stating control box includes guidance circuit and control circuit, and the first connecting portion passes through the guidance circuit and the charging inlet phase Even, the control circuit is used to control the guidance circuit convert charging electric current;
    Housing, the control box are arranged in the housing;
    Support frame, support frame as described above are connected with the housing, to support the housing.
  2. 2. charging device according to claim 1, it is characterised in that spacing lockable mechanism is provided with the housing, it is described Spacing lockable mechanism is used to fix the control box.
  3. 3. charging device according to claim 1, it is characterised in that the control box has groove, is set in the housing There is the hook being adapted in the groove, to install the control box.
  4. 4. charging device according to claim 1, it is characterised in that support frame as described above includes support base and supporting part, institute State support base and the housing is supported by the supporting part.
  5. 5. charging device according to claim 1, it is characterised in that the charger also includes:
    Temperature sensing circuit, the temperature sensing circuit are arranged in the connector and/or on the charging plug, the temperature Degree detection circuit is connected with the control circuit, described for detecting in the connector and/or the temperature of the charging plug Control circuit is used to control the guidance circuit to disconnect after the temperature is higher than predetermined temperature.
  6. 6. charging device according to claim 1, it is characterised in that the first connecting portion and the second connecting portion Link position is provided with locking device, to connect in place locking connection afterwards with the second connecting portion in the first connecting portion.
  7. 7. charging device according to claim 1, it is characterised in that the control box also includes:Plug detects circuit, institute The specification that plug detection circuit is used to detect the charging plug is stated, the plug detection circuit is connected with the control circuit, The control circuit is used for the conversion value that charging current in the guidance circuit is adjusted according to the specification of the charging plug.
  8. 8. charging device according to claim 7, it is characterised in that plug detection circuit includes the first contact and the Two contacts, wherein, when the charging plug is connected in place for 10A plugs and the first connecting portion with the second connecting portion Afterwards, first contact and second contact short, when the charging plug is 16A plugs and the first connecting portion and institute After stating second connecting portion connection in place, first contact and second contact open, the control circuit is according to described the The connection of one contact and second contact determines the specification of the charging plug.
  9. 9. charging device according to claim 1, it is characterised in that set in the control box and switched by fast charge, it is described Fast charge switch is connected with the control circuit, and the control circuit controls the charger pair after fast charge switch is triggered Vehicle carries out quick charge.
  10. 10. a kind of portable charged stake, it is characterised in that the portable charged stake is set just like any one of claim 1-9 Described charging device.
CN201720336025.8U 2017-03-31 2017-03-31 Charging device and portable charged stake Active CN206628857U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720336025.8U CN206628857U (en) 2017-03-31 2017-03-31 Charging device and portable charged stake

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720336025.8U CN206628857U (en) 2017-03-31 2017-03-31 Charging device and portable charged stake

Publications (1)

Publication Number Publication Date
CN206628857U true CN206628857U (en) 2017-11-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720336025.8U Active CN206628857U (en) 2017-03-31 2017-03-31 Charging device and portable charged stake

Country Status (1)

Country Link
CN (1) CN206628857U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112769203A (en) * 2021-04-07 2021-05-07 江西科技学院 Intelligent current-limiting thermosensitive plug structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112769203A (en) * 2021-04-07 2021-05-07 江西科技学院 Intelligent current-limiting thermosensitive plug structure
CN112769203B (en) * 2021-04-07 2021-07-06 江西科技学院 Intelligent current-limiting thermosensitive plug structure

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