CN213845716U

CN213845716U - Charging socket electronic lock, charging socket and vehicle

Info

Publication number: CN213845716U
Application number: CN202023026851.3U
Authority: CN
Inventors: 苏友德; 王莹; 张大维; 池梁
Original assignee: SAIC General Motors Corp Ltd; Pan Asia Technical Automotive Center Co Ltd
Current assignee: SAIC General Motors Corp Ltd; Pan Asia Technical Automotive Center Co Ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-07-30
Anticipated expiration: 2030-12-15

Abstract

The utility model provides a socket electronic lock charges, socket and vehicle charge, socket electronic lock charges includes the casing, still includes: a motor located within the housing; the locking rod penetrates through the shell and is connected with the motor, and the locking rod reciprocates along the length direction under the driving of the motor so as to drive the pressing plate to move; the micro-motion signal circuit comprises a first resistor, a second resistor, a third resistor, a fourth resistor and a micro-motion switch, wherein the first end of the first resistor is connected with the second end of the second resistor, the second end of the first resistor is grounded, the first end of the second resistor is respectively connected with the first end of the third resistor and the first end of the fourth resistor, the second end of the third resistor is grounded, the second end of the fourth resistor is connected with high voltage, and the first end of the second resistor is used as a detection point; the microswitch is connected in parallel with two ends of the first resistor, the trigger end of the microswitch is positioned on the moving path of the pressing plate, the pressing plate is triggered when moving outwards the shell, and the pressing plate is released when resetting; and the detection device is used for measuring the voltage value of the detection point.

Description

Charging socket electronic lock, charging socket and vehicle

Technical Field

The utility model relates to the technical field of vehicles, concretely relates to socket electronic lock charges, socket and vehicle charge.

Background

The charging safety and reliability of the electric automobile are increasingly emphasized by the electric automobile industry, and the electronic lock design of the charging socket provides guarantee for the charging safety of the electric automobile. In the process of conducting and charging of the electric automobile, the charging plug is inserted into the charging socket and is coupled with the structure of the charging socket and electricity to realize charging, and the electronic lock limits the movement of the charging plug relative to the charging socket so as to prevent illegal electrification from pulling out the charging plug and enable personnel to have electric shock danger. In the prior art, the electronic lock is locked in place, the locking electric signal is output to a vehicle control system, the electronic lock can be charged, the electronic lock is unlocked, the unlocking electric signal is output to the vehicle control system, the charging plug can be pulled out, and the detection of the abnormal electric signal caused by the circuit fault is very important in the process, so that a scheme capable of accurately identifying the circuit fault signal is required.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a socket electronic lock charges, socket and vehicle detects the earth voltage of detection point in the fine motion signal circuit, according to the electronic lock different voltage values of output when locking, unblock, detection point circuit short circuit or open circuit state, judges the state that fine motion signal circuit was located to overcome prior art's defect.

The utility model provides a socket electronic lock charges, which comprises a housin, run through on the casing and be provided with first through-hole, still include: a motor disposed within the housing; the locking rod penetrates through the first through hole, is connected with the motor, and is driven by the motor to reciprocate along the length extension direction so as to drive the pressing plate to move; the micro-motion signal circuit comprises a first resistor, a second resistor, a third resistor, a fourth resistor and a micro-switch, wherein the first end of the first resistor is connected with the second end of the second resistor, the second end of the first resistor is grounded, the first end of the second resistor is connected with the first end of the third resistor, the second end of the third resistor is grounded, the first end of the fourth resistor is connected with the first end of the second resistor, the second end of the fourth resistor is connected with high voltage, and the first end of the second resistor is used as a detection point; the microswitch is connected in parallel to two ends of the first resistor, a trigger end of the microswitch is positioned on a moving path of the pressing plate, the trigger end is triggered when the pressing plate moves towards the outer direction of the shell, and the trigger end is released when the pressing plate resets; and the detection device is electrically connected with the detection point and is used for detecting the voltage value of the detection point.

Optionally, the charging socket electronic lock further comprises: the transmission shaft is in transmission connection with an output shaft of the motor, and external threads are arranged on the outer wall of the transmission shaft; the lock lever includes: the first end of the locking section penetrates through the first through hole; a connecting hole is formed in a first connecting end of the connecting section, and an internal thread matched with the external thread is arranged on the inner wall of the connecting hole; the first connecting end of the connecting section is in threaded connection with the transmission shaft, and the second connecting end of the connecting section is fixedly connected with the second end of the locking section.

Optionally, a first gear is fixed on an output shaft of the motor; a second gear is fixed on the connecting section; the first gear is in meshed connection with the second gear.

Optionally, the socket electronic lock that charges still includes the sealing washer, the sealing washer is fixed in the first through-hole, the internal diameter of sealing washer with the locking lever matches.

Optionally, the socket electronic lock that charges still includes the limiting plate, set up in on the outer wall of locking lever and be located inside the casing, the maximum height of limiting plate is greater than the outer wall of locking lever with distance between the inner wall of first through-hole.

Optionally, a third through hole for the signal line to pass through is formed in the shell in a penetrating mode, a sealing gasket is fixed in the third through hole, and a fourth through hole matched with the signal line is formed in the sealing gasket in a penetrating mode.

Optionally, the housing comprises a base and an upper cover, the base and the upper cover being detachably connected.

Optionally, a first connection hole is formed in the upper cover; the base is provided with a second connecting hole; the casing still includes the fastener, the fastener passes in proper order first connecting hole with the second connecting hole connects the base with the upper cover.

The utility model also provides a socket that charges, including the socket body that charges, still include above-mentioned arbitrary charging socket electronic lock, charging socket electronic lock with socket body fixed connection charges.

The utility model also provides a vehicle, including the automobile body, still include the aforesaid the socket that charges, charge the socket with automobile body fixed connection.

The utility model provides an above technical scheme compares with prior art, has following beneficial effect at least:

the charging socket electronic lock comprises a microswitch, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a fifth resistor, a sixth resistor, a fifth resistor, a sixth resistor, a fifth resistor, a sixth resistor, a fifth resistor, a sixth resistor, a fifth resistor, a sixth resistor, a fourth resistor, a sixth resistor, a fourth resistor, a sixth resistor, a fourth.

Drawings

Fig. 1 is an exploded view of an electronic lock of a charging socket according to an embodiment of the present invention;

fig. 2 is a schematic diagram of the charging socket electronic lock shown in fig. 1 in a locked state;

FIG. 3 is a schematic view of the charging receptacle electronic lock of FIG. 1 in an unlocked state;

fig. 4 is a working schematic diagram of the charging socket electronic lock of the present invention;

fig. 5 is a circuit diagram of the micro-motion signal of the present invention.

Reference numerals:

1: a housing; 101: a base; 102: an upper cover; 2: a first through hole; 3: a motor; 4: a lock lever; 401: a locking section; 402: a connecting section; 5: a pressing plate; 6: a microswitch; 7: a first resistor; 8: a second resistor; 9: a PCB board; 10: a drive shaft; 11: a first gear; 12: a second gear; 13: a limiting plate; 14: a seal ring; 15: a gasket; 16: a third resistor; 17: a fourth resistor; 18: and (4) triggering the terminal.

Detailed Description

The embodiments of the present invention will be further explained with reference to the drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or component to which the reference is made must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

Fig. 1 is an exploded view of an electronic lock of a charging socket according to an embodiment of the present invention; fig. 2 is a schematic diagram of the charging socket electronic lock shown in fig. 1 in a locked state; FIG. 3 is a schematic view of the charging receptacle electronic lock of FIG. 1 in an unlocked state; fig. 4 is a working schematic diagram of the charging socket electronic lock of the present invention; fig. 5 is a circuit diagram of the micro-motion signal of the present invention.

As shown in fig. 1-5, the utility model provides a socket electronic lock charges includes casing 1, it is provided with first through-hole 2 to run through on the casing 1, still includes motor 3, locking lever 4, fine motion signal circuit and detection device. The motor 3 is arranged in the shell 1; a pressing plate 5 is arranged on the outer wall of the locking rod 4, the pressing plate 5 is positioned in the shell 1, the locking rod 4 penetrates through the first through hole 2, is connected with the motor 3, and is driven by the motor 3 to reciprocate along the length extension direction so as to drive the pressing plate 5 to move; the micro-motion signal circuit comprises a first resistor 7, a second resistor 8, a third resistor 16, a fourth resistor 17 and a micro-switch 6, wherein a first end of the first resistor 7 is connected with a second end of the second resistor 8, a second end of the first resistor 7 is grounded, a first end of the second resistor 8 is connected with a first end of the third resistor 16, a second end of the third resistor 16 is grounded, a first end of the fourth resistor 17 is connected with a first end of the second resistor 8, a second end of the fourth resistor 17 is connected with high voltage, and a first end of the second resistor 8 is used as a detection point; the microswitch 6 is connected in parallel to two ends of the first resistor 7, an trigger end 18 of the microswitch 6 is positioned on a moving path of the pressing plate 5, the trigger end 18 is triggered when the pressing plate 5 moves towards the outer direction of the shell 1, and the trigger end 18 is released when the pressing plate 5 is reset; and the detection device is electrically connected with the detection point and is used for detecting the voltage value of the detection point.

When a vehicle needs to be charged, a charging plug is inserted into a charging socket, a vehicle control system sends a signal for preparing to start charging, in fig. 4, a pin a is connected with KL30, a voltage PinA is 12V, a pin B is connected with KL31, i.e., grounded, and a voltage PinB is GND, at this time, the motor 3 is controlled to rotate forward, the lock rod 4 connected with the motor 3 is driven to extend out of the housing 1 through the first through hole 2, the pressing plate 5 is connected to the outer wall of the lock rod 4, so as to drive the pressing plate 5 to move in the same direction, the trigger end 18 of the micro switch 6 is arranged on a moving path of the pressing plate 5, after the pressing plate 5 moves to a set position, i.e., after the lock rod 4 is locked in place, the pressing plate 5 presses the trigger end 18, so that the micro switch 6 is closed, at this time, the detection point in the micro signal circuit detects a voltage value at two ends of the second resistor 8, the voltage value is transmitted to a vehicle control system, and the vehicle control system judges that the locking rod 4 is successfully locked according to the voltage value and can start to charge the vehicle; after the vehicle is charged, the vehicle control system sends a charging ending action signal to enable a pin a to be connected with KL31, namely, the pin a is grounded, a pin B is connected with KL30, and a voltage PinB is 12V, at this time, the motor 3 is controlled to rotate reversely, the lock rod 4 connected with the motor 3 is driven to retract towards the inside of the housing 1 through the first through hole 2, so that the press plate 5 connected with the lock rod 4 is driven to move in the same direction, the press plate 5 is separated from the trigger end 18, the micro switch 6 is turned on, at this time, the voltage value at two ends after the second resistor 8 is connected with the first resistor 7 in series is detected at the detection point, the voltage value is transmitted to the vehicle control system, the vehicle control system judges that the lock rod 4 is in an unlocking state according to the voltage value, and can pull out the charging plug from the charging socket; when the circuit at the detection point is short-circuited, the detection point is directly grounded, the detected voltage value is zero, the voltage zero value at the moment is transmitted to a vehicle control system, the vehicle control system can judge that the micro signal circuit is short-circuited according to the voltage zero value, and at the moment, the lock rod 4 is not locked in place, the vehicle cannot be charged, and the circuit needs to be overhauled; when the circuit at the detection point is broken, the voltage value detected by the detection point is approximate to the power supply voltage, the voltage value at the moment is transmitted to a vehicle control system, the vehicle control system can judge that the micro-motion signal circuit is broken according to the voltage value, at the moment, the lock rod 4 is not necessarily in an unlocking state, the charging plug cannot be pulled out from the charging socket, and the circuit needs to be overhauled.

By adopting the charging socket electronic lock of the utility model, after the micro switch 6 is connected with the first resistor 7 in parallel, is connected with the second resistor 8 in series, takes one end of the second resistor 8 far away from the microswitch 6 as a detection point, detects the voltage value, when the micro switch 6 is closed, the voltage value at two ends of the second resistor 8 is detected, when the circuit at the detection point is short-circuited, the detected voltage value is zero, when the micro switch 6 is turned off, the voltage values at the two ends after the second resistor 8 is connected with the first resistor 7 in series are detected, when the circuit at the detection point is broken, the detected voltage value is approximate to the power supply voltage, and according to different voltage values, the charging socket electronic lock can be judged to be in a locking state or an unlocking state or in a short-circuit fault state or an open-circuit fault state, and a circuit fault signal can be effectively identified.

In this embodiment, the housing 1 is a hollow cuboid, and is made of plastic, the first through hole 2 is formed in the left side wall of the housing 1 in fig. 1 in a penetrating manner, the first through hole 2 is circular, the locking rod 4 is linear and penetrates through the first through hole 2, the output shaft of the motor 3 is connected with the locking rod 4 through gear transmission to drive the locking rod 4 to reciprocate along the length extension direction, the pressing plate 5 is a cuboid plate body and is welded on the outer wall of the locking rod 4 and moves along the same direction as the locking rod 4, a PCB 9 is further arranged inside the housing 1 near one side of the first through hole 2, the PCB 9 is integrated with the micro-motion signal circuit and the circuit where the motor 3 is located, the motor 3 and the trigger end 18 are respectively connected with the PCB 9, and a second through hole is formed in the PCB 9, the lock rod 4 sequentially penetrates through the first through hole 2 and the second through hole and is connected with the motor 3. According to the practical application, the shape and size of the shell 1, the lock rod 4 and the pressing plate 5 can be adjusted, other connection modes except for gear transmission can be adopted between the lock rod 4 and the motor 3, and only the lock rod 4 needs to be extended or retracted along the length extension direction along with the change of the rotation direction of the motor 3, and in the micro-motion signal circuit, except for the first resistor 7, the second resistor 8, the third resistor 16, the fourth resistor 17 and the micro-motion switch 6, other elements can be connected, so long as the charging socket electronic lock can be judged to be in a locking state or an unlocking state, or in a short-circuit fault state or a broken-circuit fault state, a circuit fault signal can be effectively identified.

Optionally, the charging socket electronic lock further comprises a transmission shaft 10, the transmission shaft 10 is in transmission connection with an output shaft of the motor 3, and an external thread is arranged on an outer wall of the transmission shaft 10; the lock lever 4 includes: a locking section 401, wherein a first end of the locking section 401 penetrates through the first through hole 2; a connecting hole is formed in a first connecting end of the connecting section 402, and an internal thread matched with the external thread is arranged on the inner wall of the connecting hole; the first connecting end of the connecting section 402 is in threaded connection with the transmission shaft 10, and the second connecting end of the connecting section 402 is fixedly connected with the second end of the locking section 401. The locking rod 4 is in threaded connection with the transmission shaft 10, so that the locking rod is indirectly connected with the output shaft of the motor 3, the connection mode of the locking rod 4 and the motor 3 is simplified, the assembly is convenient, and the assembly efficiency is improved.

In this embodiment, the transmission shaft 10 is a cylinder, one end of the transmission shaft, which is far away from the lock rod 4, abuts against the inner wall of the housing 1, a first gear 11 is fixedly connected to an output shaft of the motor 3, a second gear 12 is fixedly connected to an outer wall of the transmission shaft 10, the first gear 11 is meshed with the second gear 12 to realize connection between the motor 3 and the transmission shaft 10, the first gear 11 and the second gear 12 are limited by an irregular baffle in a relatively independent space in the housing 1, the locking section 401 and the connecting section 402 are both cylinders, the cross-sectional diameter of the connecting section 402 is larger than that of the locking section 401, when the motor 3 rotates forwards, the first gear 11 is driven to rotate forwards, the first gear 11 drives the second gear 12 meshed with the first gear 11 to rotate, and further drives the transmission shaft 10 fixedly connected with the second gear 12 to rotate, the transmission shaft 10 is in threaded connection with the connecting section 402, one end of the transmission shaft 10, which is far away from the lock rod 4, is abutted against the inner wall of the shell 1, so that the transmission shaft 10 cannot generate displacement in the direction away from the lock rod 4, therefore, the transmission shaft 10 pushes the connecting section 402 and the locking section 401 to generate movement towards the outside of the shell 1 through the first through hole 2, the locking section 401 extends towards the outside of the shell 1, locking of a charging plug is realized, and the charging plug is prevented from being separated from the charging socket in the charging process; after the charging is finished, the vehicle control system controls the motor 3 to rotate reversely, the motor 3 drives the first gear 11 to rotate reversely, the first gear 11 drives the second gear 12 which is meshed with the first gear to rotate in the opposite direction, and then drives the transmission shaft 10 which is fixedly connected with the second gear 12 to rotate in the opposite direction, the transmission shaft 10 is pulled to be connected with the transmission shaft in a threaded manner, the connecting section 402 is connected with the locking section 401 to move towards the inside of the shell 1 through the first through hole 2, so that the locking section 401 retracts, and is unlocked by the charging plug, so that the charging plug can be separated from the charging socket after the charging is finished. According to practical application, the shapes and dimensions of the locking section 401, the connecting section 402 and the transmission shaft 10 can be adjusted, and other transmission connection modes besides gear transmission can be adopted between the output shaft of the motor 3 and the transmission shaft 10.

Optionally, a first gear 11 is fixed on the output shaft of the motor 3; a second gear 12 is fixed on the connecting section 402; the first gear 11 is in meshed connection with the second gear 12. The motor 3 is in transmission connection with the connecting section 402 by adopting a gear meshing connection mode, so that the transmission mode is simplified, the assembly is convenient, and the space is saved.

In this embodiment, the diameter of the first gear 11 is smaller than that of the second gear 12, and the second gear 12 is fixed on the outer wall of the transmission shaft 10 on the side away from the connecting section 402. The size of the first gear 11 and the second gear 12 can be adjusted according to the practical application.

Optionally, the charging socket electronic lock further includes a sealing ring 14, the sealing ring 14 is fixed in the first through hole 2, and an inner diameter of the sealing ring 14 is matched with the locking rod 4. The sealing ring 14 is arranged to seal a gap between the first through hole 2 and the lock rod 4, so that dust and water drops are prevented from entering the shell 1, and the charging socket electronic lock can meet the protection level of an electronic lock IP 67.

In this embodiment, the sealing ring 14 is circular and is matched with the first through hole 2, a through hole matched with the outer wall of the locking rod 4 is formed in the sealing ring, and the shape and size of the sealing ring 14 can be adjusted according to the changes of the first through hole 2 and the locking rod 4.

Optionally, the socket electronic lock that charges still includes limiting plate 13, set up in on the outer wall of locking lever 4 and be located inside casing 1, limiting plate 13's maximum height is greater than locking lever 4's outer wall with distance between the inner wall of first through-hole 2. Set up limiting plate 13 locking lever 4 warp first through-hole 2 orientation during the outside removal of casing 1, prevent locking lever 4 is followed first through-hole 2 locates the run-out distance overlength or follows first through-hole 2 locates the roll-off casing 1, it is right locking lever 4 plays the effect of blockking.

In this embodiment, the limiting plate 13 is approximately a circular plate and is fixedly connected to an end surface of the connecting section 402 facing to one end of the locking section 401, and a cross-sectional diameter of the limiting plate 13 is larger than a cross-sectional diameter of the first through hole 2 and smaller than a diameter of the second through hole on the PCB 9. According to practical application, the limiting plate 13 may be set to any shape, and may also be connected to other positions of the lock rod 4, as long as the limiting plate can block the lock rod 4.

Optionally, a third through hole for a signal line to pass through is formed in the casing 1 in a penetrating manner, a sealing gasket 15 is fixed in the third through hole, and a fourth through hole matched with the signal line is formed in the sealing gasket 15 in a penetrating manner. The arrangement is used for sealing the gap between the third through hole and the signal wire and preventing dust and water drops from entering the shell 1, so that the charging socket electronic lock can meet the protection level of the electronic lock IP 67.

In this embodiment, the third through hole is opened on the side wall of the casing 1 opposite to the first through hole 2. According to practical application, the opening position and size of the third through hole can be adjusted, the shape and size of the sealing gasket 15 are adjusted along with the change of the third through hole, and the number of the fourth through holes formed in the sealing gasket 15 is adjusted along with the change of the number of the signal lines.

Optionally, the housing 1 comprises a base 101 and an upper cover 102, and the base 101 and the upper cover 102 are detachably connected. Due to the arrangement, the shell 1 can be conveniently disassembled, and parts in the shell 1 can be inspected and maintained.

In this embodiment, the cross sections of the base 101 and the upper cover 102 are both rectangular, the first through hole 2 and the third through hole are both opened on the side wall of the base 101, and the base 101 and the upper cover 102 adopt a detachable connection mode of a fastener and a connection hole. According to practical applications, the base 101 and the upper cover 102 may be configured in any shape, and other detachable connection manners, such as a snap connection, may also be adopted between the base 101 and the upper cover 102.

Optionally, a first connection hole is arranged on the upper cover 102; a second connecting hole is formed in the base 101; the housing 1 further includes a fastening member, and the fastening member sequentially passes through the first connection hole and the second connection hole to connect the base 101 and the upper cover 102. The connection mode of the fastener and the connection hole is set, so that the connection process of the base 101 and the upper cover 102 is simplified, and the assembly efficiency is improved.

In this embodiment, there are three first connecting holes and three second connecting holes respectively, and respectively correspond to three corners on the upper cover 102 and the base 101, and three fasteners respectively pass through the corresponding connecting holes, so as to detachably connect the base 101 and the upper cover 102.

The use of the charging socket electronic lock is further described with reference to specific embodiments below:

fig. 5 is a schematic diagram of the micro-motion signal circuit of the present invention, as shown in fig. 5, where the resistance R1 of the first resistor 7 is 1870 Ω, the resistance R2 of the second resistor 8 is 187 Ω, the resistance R3 of the third resistor 16 is 49.9k Ω, the resistance R4 of the fourth resistor 17 is 280 Ω, and the power supply voltage is 5V.

When a vehicle needs to be charged, a charging plug is inserted into a charging socket, a vehicle control system sends a signal for preparing to start charging, the motor 3 is controlled to rotate forwards, the locking rod 4 connected with the motor 3 is driven to extend out of the shell 1 through the first through hole 2, the locking rod 4 drives the pressing plate 5 connected with the locking rod 4 to move in the same direction, the trigger end 18 of the microswitch 6 is arranged on a moving path of the pressing plate 5, after the pressing plate 5 moves to a set position, namely the locking rod 4 is locked in place, the pressing plate 5 presses the trigger end 18 to close the microswitch 6, at the moment, the voltage value at two ends of the second resistor 8 is detected by the detection point in the microswitch circuit, the voltage value at the moment is 2V, and the 2V voltage value is transmitted to the vehicle control system, the vehicle control system judges that the locking rod 4 is successfully locked according to the voltage value, and can start to charge the vehicle; after the vehicle is charged, the vehicle control system sends a charging ending action signal to control the motor 3 to rotate reversely, the lock rod 4 connected with the motor 3 is driven to retract towards the inside of the shell 1 through the first through hole 2, so that the press plate 5 connected with the lock rod 4 is driven to move in the same direction, the press plate 5 is separated from the trigger end 18, the micro switch 6 is started, the voltage value of two ends of the second resistor 8 connected with the first resistor 7 in series is detected at the detection point, the voltage value is 4.38V at the time, the voltage value of 4.38V is transmitted to the vehicle control system, the vehicle control system judges that the lock rod 4 is in an unlocking state according to the voltage value, and a charging plug can be pulled out from a charging socket; when the circuit at the detection point is short-circuited, the detection point is directly grounded, the detected voltage value is 0V, the voltage value of 0V is transmitted to a vehicle control system, the vehicle control system can judge that the micro signal circuit is short-circuited according to the voltage value, at the moment, the locking rod 4 is not locked in place, the vehicle cannot be charged, and the circuit needs to be overhauled; when the circuit at the detection point is broken, the voltage value detected by the detection point is 4.97V, the voltage value of 4.97V is transmitted to a vehicle control system, the vehicle control system can judge that the micro-motion signal circuit is broken according to the voltage value, at the moment, the lock rod 4 is not necessarily in an unlocking state, the charging plug cannot be pulled out from the charging socket, and the circuit needs to be overhauled.

The utility model also provides a socket that charges, including the socket body that charges, still include any above-mentioned embodiment the socket electronic lock that charges, the socket electronic lock that charges with socket body fixed connection charges.

The utility model also provides a vehicle, including the automobile body, still include above-mentioned embodiment the socket that charges, charge the socket with automobile body fixed connection.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a socket electronic lock charges, includes the casing, run through on the casing and be provided with first through-hole, its characterized in that still includes:

a motor disposed within the housing;

the locking rod penetrates through the first through hole, is connected with the motor, and is driven by the motor to reciprocate along the length extension direction so as to drive the pressing plate to move;

the micro-motion signal circuit comprises a first resistor, a second resistor, a third resistor, a fourth resistor and a micro-switch, wherein the first end of the first resistor is connected with the second end of the second resistor, the second end of the first resistor is grounded, the first end of the second resistor is connected with the first end of the third resistor, the second end of the third resistor is grounded, the first end of the fourth resistor is connected with the first end of the second resistor, the second end of the fourth resistor is connected with high voltage, and the first end of the second resistor is used as a detection point; the microswitch is connected in parallel to two ends of the first resistor, a trigger end of the microswitch is positioned on a moving path of the pressing plate, the trigger end is triggered when the pressing plate moves towards the outer direction of the shell, and the trigger end is released when the pressing plate resets;

and the detection device is electrically connected with the detection point and is used for detecting the voltage value of the detection point.

2. A charging socket electronic lock as recited in claim 1, further comprising:

the transmission shaft is in transmission connection with an output shaft of the motor, and external threads are arranged on the outer wall of the transmission shaft;

the lock lever includes:

the first end of the locking section penetrates through the first through hole;

a connecting hole is formed in a first connecting end of the connecting section, and an internal thread matched with the external thread is arranged on the inner wall of the connecting hole; the first connecting end of the connecting section is in threaded connection with the transmission shaft, and the second connecting end of the connecting section is fixedly connected with the second end of the locking section.

3. A charging socket electronic lock as claimed in claim 2, wherein:

a first gear is fixed on an output shaft of the motor;

a second gear is fixed on the connecting section;

the first gear is in meshed connection with the second gear.

4. A charging socket electronic lock as claimed in any one of claims 1 to 3, further comprising:

and the sealing ring is fixed in the first through hole, and the inner diameter of the sealing ring is matched with the locking rod.

5. A charging socket electronic lock as claimed in any one of claims 1 to 3, further comprising:

the limiting plate is arranged on the outer wall of the locking rod and located inside the shell, and the maximum height of the limiting plate is larger than the distance between the outer wall of the locking rod and the inner wall of the first through hole.

6. A charging socket electronic lock as claimed in any one of claims 1 to 3, wherein:

the shell is provided with a third through hole for the signal line to pass through in a penetrating manner, a sealing gasket is fixed in the third through hole, and a fourth through hole matched with the signal line is arranged on the sealing gasket in a penetrating manner.

7. A charging socket electronic lock as claimed in any one of claims 1 to 3, wherein the housing comprises:

the base and the upper cover are detachably connected.

8. A charging socket electronic lock as claimed in claim 7, wherein:

the upper cover is provided with a first connecting hole;

the base is provided with a second connecting hole;

the casing still includes the fastener, the fastener passes in proper order first connecting hole with the second connecting hole connects the base with the upper cover.

9. A charging socket comprising a charging socket body, characterized by further comprising the charging socket electronic lock of any one of claims 1-8, wherein the charging socket electronic lock is fixedly connected with the charging socket body.

10. A vehicle comprising a body, further comprising the charging receptacle of claim 9, wherein the charging receptacle is fixedly attached to the body.