阅读说明：本技术 一种具有漏电检测功能的新能源汽车充电桩 (New energy automobile fills electric pile with electric leakage detection function ) 是由 林芳芳 张保健 黄玉珠 林魏芳 朱记全 苏清磊 刘建立 李恩光 李昆 尚银霞 袁 于 2021-08-20 设计创作，主要内容包括：本发明属于新能源充电桩技术领域,且公开了一种具有漏电检测功能的新能源汽车充电桩,包括充电桩本体和充电枪,所述充电枪的外表面设有外罩,所述外罩的内部活动套设有保护罩和弹簧。本发明通过当充电桩检测到漏电现象的发生时,充电桩会立即为电磁铁通反向电流,令电磁铁将一号磁块吸起来,一号磁块和卡块同步脱离保护罩的卡槽,保护罩失去限位固定,弹簧释放将保护罩顶住向前滑移,保护罩的前端自然会抵住汽车的充电口边缘部分,利用反作用力将充电枪的插头抽出来,保护罩正好也会将充电枪的插头部位包覆在内侧,强制令充电枪抽离汽车充电口,达到彻底绝缘的效果,保护汽车和充电桩不受进一步损坏。(The invention belongs to the technical field of new energy charging piles, and discloses a new energy automobile charging pile with a leakage detection function. According to the invention, when the charging pile detects the occurrence of an electric leakage phenomenon, the charging pile immediately passes reverse current for the electromagnet, the electromagnet is enabled to suck the first magnetic block, the first magnetic block and the clamping block are synchronously separated from the clamping groove of the protective cover, the protective cover loses the limiting fixation, the spring is released to push the protective cover to slide forwards, the front end of the protective cover naturally pushes against the edge part of the charging port of the automobile, the plug of the charging gun is drawn out by utilizing the reaction force, the plug part of the charging gun is just covered on the inner side by the protective cover, and the charging gun is forced to be drawn out of the charging port of the automobile, so that the thorough insulation effect is achieved, and the automobile and the charging pile are protected from further damage.)

1. The utility model provides a new energy automobile fills electric pile with electric leakage detection function, includes fills electric pile body (1) and rifle (2) that charges, its characterized in that: the outer surface of the charging gun (2) is provided with an outer cover (3), a protective cover (6) and a spring (5) are movably sleeved in the outer cover (3), two ends of the spring (5) are respectively and elastically supported on the protective cover (6) and the outer cover (3), the protective cover (6) is movably sleeved on the surface of the charging gun (2), and an electromagnetic lock (4) is arranged on the surface of the outer cover (3);

the electromagnetic lock (4) comprises an electromagnet (42), a first magnetic block (43) and a clamping block (44), wherein the first magnetic block (43) is attached to the top end of the clamping block (44), the electromagnet (42), the first magnetic block (43) and the clamping block (44) are aligned on the same straight line, the first magnetic block (43) and the clamping block (44) are embedded into a clamping groove in the surface of the protection cover (6) before being attracted by the magnetic force of the electromagnet (42), and at the moment, the upper ends of the electromagnet (42) and the first magnetic block (43) are also embedded into the outer cover (3) at the same time.

2. The new energy automobile charging pile with electric leakage detection function according to claim 1, characterized in that: the electromagnetic lock (4) further comprises a shell (41), and the electromagnet (42) is fixedly installed inside the shell (41).

3. The new energy automobile charging pile with electric leakage detection function according to claim 1, characterized in that: the surface of dustcoat (3) articulates there are first rotating turret (71) and second rotating turret (72), the bottom of first rotating turret (71) is equipped with first triangle piece (711), spout (712) have been seted up of first triangle piece (711), the bottom of second rotating turret (72) is equipped with third triangle piece (721) of second, the surface of safety cover (6) is equipped with solid fixed ring (62) and slider (63), slider (63) activity joint is in the inside of spout (712).

4. The new energy automobile charging pile with electric leakage detection function according to claim 3, characterized in that: the first triangular block (711) and the second triangular block (721) are both right-angled triangles, when the spring (5) is not released, the inclined edges of the first triangular block (711) and the second triangular block (721) form included angles with a horizontal line, and the first rotating frame (71) and the second rotating frame (72) are both in a horizontal state.

5. The new energy automobile charging pile with electric leakage detection function according to claim 4, characterized in that: the extending direction of the sliding groove (712) is parallel to the inclined edge of the first triangular block (711), the two ends of the sliding groove (712) are low at the left and high at the right when the spring (5) is not released, and the sliding block (63) is clamped at the leftmost end of the sliding groove (712).

6. The new energy automobile charging pile with electric leakage detection function according to claim 3, characterized in that: first triangle piece (711) are after spring release and stability, first rotating turret (71) and second rotating turret (72) all incline the perk, spout (712) extending direction and first triangle piece (711) hypotenuse all are parallel with the horizontal line, just slider (63) block this moment in the rightmost end of spout (712).

7. The new energy automobile charging pile with electric leakage detection function according to claim 3, characterized in that: the surface of the protective cover (6) is also provided with a second magnet (64), the bottom of the end part of the second rotating frame (72) is provided with a third magnetic block (722), and the third magnetic block (722) and the second magnet (64) are attracted when the spring (5) is not released.

8. The new energy automobile charging pile with electric leakage detection function according to claim 1, characterized in that: the tip outer peripheral face of safety cover (6) still is equipped with rubber circle (61), the outer lane laminating of rubber circle (61) has the one deck rubber ring.

9. The new energy automobile charging pile with electric leakage detection function according to claim 1, characterized in that: fill the inside fixed mounting of electric pile body (1) and have motor (8), the spindle drive of motor (8) is connected with spool (9), the outer peripheral face of spool (9) is around being connected with the cable conductor of rifle that charges (2).

Technical Field

The invention belongs to the technical field of new energy charging piles, and particularly relates to a new energy automobile charging pile with a leakage detection function.

Background

The charging pile is used for charging the battery car or the new energy automobile, is generally assembled at the bottom of a building or in a public place, can automatically adjust the charging voltage level according to the type of the automobile, and charges the new energy automobiles of various models.

The charging pile of the existing new energy automobile basically has an electric leakage protection function, and after the electric leakage phenomenon of the charging pile is detected, corresponding measures can be taken to deal with the electric leakage phenomenon, the charging pile can stop charging the automobile under a general condition so as to achieve the effect of protecting the automobile, but at the moment, a charging gun of the charging pile is still inserted into a charging port of the automobile, and if an emergency occurs, the charging is still not stopped or the electric leakage protection of the charging pile fails, the automobile and the charging pile can be damaged, so that the new energy charging pile provided by the invention can effectively deal with adverse effects brought under the conditions.

Disclosure of Invention

The invention aims to provide a new energy automobile charging pile with a leakage detection function, and aims to solve the problems in the background technology.

In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides a new energy automobile fills electric pile with electric leakage detection function, is including filling electric pile body and the rifle that charges, the surface of the rifle that charges is equipped with the dustcoat, the inside movable sleeve of dustcoat is equipped with safety cover and spring, the both ends difference elastic support of spring is in safety cover and dustcoat, the surface of the rifle that charges is located to the safety cover movable sleeve, the surface of dustcoat is equipped with the electromagnetic lock, and after spring release, the safety cover is promoted along charging rifle body surface along with the release of spring forward and slides, and the front end of safety cover can support the mouth marginal portion that charges of car naturally, utilizes reaction force to draw out the plug of the rifle that charges, and the safety cover just in time also can cover the plug position of the rifle that charges in the inboard, then charge the rifle and lose after the plug is spacing, will directly break away from the car and drop.

The electromagnetic lock comprises an electromagnet, a first magnetic block and a clamping block, wherein the first magnetic block is attached to the top end of the clamping block, the electromagnet, the first magnetic block and the clamping block are aligned on the same straight line, the first magnetic block and the clamping block are embedded into a clamping groove in the surface of a protective cover before being attracted by the magnetic force of the electromagnet, and the upper ends of the electromagnet and the first magnetic block are also embedded into an outer cover at the same time, when the electric leakage condition does not occur, an internal independent power supply of the charging pile always conducts forward current to the electromagnet, so that a magnetic field generated by the electromagnet is repellent to the first magnetic block, the first magnetic block and the clamping block are embedded into the clamping groove of the protective cover at the beginning, the position of the protective cover is fixed and cannot slide back and forth along with the elastic force of a spring, but when the electric leakage phenomenon is detected by the charging pile, the charging pile immediately conducts reverse current to the electromagnet, the electromagnet is enabled to suck the first magnetic block, the first magnetic block and the clamping block are synchronously separated from the clamping groove of the protective cover, the protective cover loses limiting fixation, and the spring is released to enable the protective cover to prop against the protective cover to slide forwards.

Preferably, the electromagnetic lock further comprises a housing, and the electromagnet is fixedly installed inside the housing.

Preferably, the surface of dustcoat articulates there are first rotating turret and second rotating turret, the bottom of first rotating turret is equipped with three first hornblocks, the spout of having seted up of three first hornblocks, the bottom of second rotating turret is equipped with three second hornblocks, the surface of safety cover is equipped with solid fixed ring and slider, slider activity joint in the inside of spout, first rotating turret and second rotating turret are all on the inboard body of dustcoat with articulated portion between the dustcoat, lie in between the articulated portion of three second hornblocks and second rotating turret under the solid fixed ring initial state, and gu fixed ring can push up the inclined plane of three second hornblocks when moving right and make it rotate around articulated portion.

Preferably, first triangle piece and second triangle piece are right triangle, first triangle piece and second triangle piece are when the spring does not release, the hypotenuse of first triangle piece and second triangle piece all presents the contained angle and first rotating turret and second rotating turret are the horizontality with the water flat line to the surface of first rotating turret and second rotating turret all keeps leveling with the surface of dustcoat this moment.

Preferably, the extending direction of spout is parallel with the hypotenuse of first triangle piece, the spout is low right height for left side at its both ends when the spring does not release, and the slider block in the leftmost end of spout, under such initial condition, the slider has all played spacing effect to whole first rotating turret, make first rotating turret can be tied up in dustcoat fretwork groove, keep leveling with the dustcoat, pleasing to the eye, can not influence normal use, the follow-up second rotating turret that will mention passes through the magnetic force constraint, also be in order to reach and keep leveling pleasing to the eye same mesh.

Preferably, first triangle piece is at spring release and stable back, first rotating turret and the equal slope perk of second rotating turret, spout extending direction and first triangle piece's hypotenuse all are parallel with the water flat line, just the slider block in the rightmost end of spout this moment, because the high ratio of slider is than lower, when the slider was walked along the spout, can be low with the right side height area of spout, so first rotating turret is rotatory around articulated portion, can perk, stretches out the surface of dustcoat, and the second triangle piece is also the same reason, gu fixed ring right side line can withstand the inclined plane of second triangle piece, force the second rotating turret to rotate the perk around articulated portion, when the rifle that charges falls then, both alright with ground contact at first, bring the cushioning effect.

Preferably, the surface of safety cover still is equipped with magnet No. two, the bottom of second rotating turret tip is equipped with the magnetic path No. three, actuation when the spring is not released of magnetic path No. three and magnet No. two, under the initial condition, magnet No. two can be directly with No. three magnetic paths because magnetic attraction and the bonding together, reach initial spacing effect from this, prevent the phenomenon of the no event slippage of second rotating turret, when the safety cover receives spring force and rushes out, solid fixed ring is with three hornblocks jack-up of second, the whole magnetic force of overcoming of second rotating turret is lifted, open second rotating turret can be at first contact ground when the rifle that charges drops, realize the effect of shock attenuation buffering.

Preferably, the tip outer peripheral face of safety cover still is equipped with the rubber circle, the outer lane laminating of rubber circle has the one deck rubber ring, and this layer rubber ring has the shock attenuation to reduce the effect of assaulting, and when the head of rifle that charges landed, this layer rubber ring that lies in the edge can at first with ground contact, absorbs most impact force, protects the head and the safety cover self of rifle that charges.

Preferably, fill the inside fixed mounting of electric pile body and have the motor, the spindle drive of motor is connected with the spool, the outer peripheral face of spool around the cable conductor that connects the rifle that charges, after the rifle that charges pops out the mouth that charges of car, the motor is controlled the controller and is rotated, and it drives the spool and takes place to rotate and the cable conductor that will charge the rifle around connecting, and the rifle that charges can be hoisted by the cable conductor afterwards, leaves ground, prevents to receive secondary damage probably on ground.

The invention has the following beneficial effects:

1. according to the invention, when the charging pile detects the occurrence of an electric leakage phenomenon, the charging pile immediately passes reverse current for the electromagnet, the electromagnet is enabled to suck the first magnetic block, the first magnetic block and the clamping block are synchronously separated from the clamping groove of the protective cover, the protective cover loses the limiting fixation, the spring is released to push the protective cover to slide forwards, the front end of the protective cover naturally pushes against the edge part of the charging port of the automobile, the plug of the charging gun is drawn out by utilizing the reaction force, the plug part of the charging gun is just covered on the inner side by the protective cover, and the charging gun is forced to be drawn out of the charging port of the automobile, so that the thorough insulation effect is achieved, and the automobile and the charging pile are protected from further damage.

2. When the spring is released to push the protective cover to slide forwards, the sliding block moves rightwards along the sliding groove, the right height of the sliding groove is lowered, the first rotating frame rotates around the hinged portion, the first rotating frame tilts up and extends out of the surface of the outer cover, the fixing ring moves rightwards and pushes against the inclined surface of the second triangular block to enable the second rotating frame to rotate around the hinged portion, the second rotating frame also tilts out of the surface of the outer cover, an elastic support extending out of the outer body of the outer cover is formed actively, and if the charging gun lands, the charging gun can be firstly contacted with the ground to form a buffer support, so that damage caused by direct falling of the charging gun is prevented.

3. After the charging gun is ejected out of a charging port of an automobile, the motor is controlled by the controller to rotate, the motor drives the winding shaft to rotate and wind a cable of the charging gun, and then the charging gun is hung by the cable and leaves the ground, so that secondary damage possibly caused on the ground is prevented.

Drawings

FIG. 1 is a schematic overall view of the present invention;

FIG. 2 is a schematic view of the motor and bobbin assembly of the present invention;

FIG. 3 is a schematic view of the charging gun according to the present invention;

FIG. 4 is an expanded view of the first turret and the second turret of the present invention;

FIG. 5 is a schematic view of the internal structure of the charging gun according to the present invention;

FIG. 6 is a schematic view showing the inner structure of the first rotating frame and the second rotating frame when they are opened;

FIG. 7 is a schematic structural diagram of an electromagnetic lock according to the present invention;

FIG. 8 is an internal view of the electromagnetic lock of the present invention after unlocking.

In the figure: 1. a charging pile body; 2. a charging gun; 3. a housing; 4. an electromagnetic lock; 41. a housing; 42. an electromagnet; 43. a first magnetic block; 44. a clamping block; 5. a spring; 6. a protective cover; 61. a rubber ring; 62. a fixing ring; 63. a slider; 64. a second magnetic block; 71. a first rotating frame; 711. a first triangular block; 712. a chute; 72. a second rotating frame; 721. a second triangular block; 722. a third magnetic block; 8. a motor; 9. and (4) winding a bobbin.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 8, in the embodiment of the invention, the new energy vehicle charging pile with the electric leakage detection function comprises a charging pile body 1 and a charging gun 2, wherein an outer cover 3 is arranged on the outer surface of the charging gun 2, a protective cover 6 and a spring 5 are movably sleeved in the outer cover 3, two ends of the spring 5 are respectively and elastically supported on the protective cover 6 and the outer cover 3, the protective cover 6 is movably sleeved on the surface of the charging gun 2, an electromagnetic lock 4 is arranged on the surface of the outer cover 3, after spring 5 releases, safety cover 6 is pushed forward along with spring 5's release and is slided along the 2 body surfaces of rifle that charges, and the front end of safety cover 6 naturally can support the mouthful marginal portion that charges of car, utilizes reaction force to draw out the plug of rifle that charges, and safety cover 6 just in time also can cover the plug position of rifle that charges in the inboard, then the rifle that charges loses after the plug is spacing, will directly break away from the car and drop.

The electromagnetic lock 4 comprises an electromagnet 42, a first magnetic block 43 and a clamping block 44, wherein the first magnetic block 43 is attached to the top end of the clamping block 44, the electromagnet 42, the first magnetic block 43 and the clamping block 44 are aligned on the same straight line, the first magnetic block 43 and the clamping block 44 are embedded into a clamping groove in the surface of the protective cover 6 before being attracted by the magnetic force of the electromagnet 42, and the upper ends of the electromagnet 42 and the first magnetic block 43 are also embedded into the outer cover 3 at the same time, when the electric leakage condition does not occur, an independent power supply in the charging pile always supplies forward current to the electromagnet 42, so that a magnetic field generated by the electromagnet 42 and the first magnetic block 43 repel each other in an opposite way, the first magnetic block 43 and the clamping block 44 are embedded into the clamping groove of the protective cover 6 at the beginning, the position of the protective cover 6 is fixed and cannot slide back and forth along with the elastic force of the spring 5, but when the electric leakage phenomenon is detected, the charging pile immediately supplies reverse current to the electromagnet 42, the electromagnet 42 absorbs the first magnetic block 43, the first magnetic block 43 and the fixture block 44 are synchronously separated from the clamping groove of the protective cover 6, the protective cover 6 loses the limiting fixation, and the spring 5 is released to push the protective cover 6 to slide forwards.

The electromagnetic lock 4 further includes a housing 41, and the electromagnet 42 is fixedly mounted inside the housing 41.

The surface of the outer cover 3 is hinged with a first rotating frame 71 and a second rotating frame 72, the bottom of the first rotating frame 71 is provided with a first triangular block 711, the first triangular block 711 is provided with a sliding groove 712, the bottom of the second rotating frame 72 is provided with a second triangular block 721, the surface of the protective cover 6 is provided with a fixing ring 62 and a sliding block 63, the sliding block 63 is movably clamped inside the sliding groove 712, the hinged parts between the first rotating frame 71 and the outer cover 3 and between the second rotating frame 72 and the outer cover 3 are on the body inside the outer cover 3, the fixing ring 62 is positioned between the hinged parts of the second triangular block 721 and the second rotating frame 72 in the initial state, and the fixing ring 62 can push against the inclined surface of the second triangular block 721 to rotate around the hinged parts when moving rightwards.

When the spring 5 is not released, the hypotenuses of the first triangular block 711 and the second triangular block 721 form an included angle with the horizontal line, the first rotating frame 71 and the second rotating frame 72 are in a horizontal state, and the outer surfaces of the first rotating frame 71 and the second rotating frame 72 are flat with the outer surface of the outer cover 3.

The extending direction of the sliding groove 712 is parallel to the oblique edge of the first triangular block 711, the two ends of the sliding groove 712 are left low and right high when the spring 5 is not released, the sliding block 63 is clamped at the leftmost end of the sliding groove 712, and the sliding block 63 is clamped at the leftmost end of the sliding groove 712. in such an initial state, the sliding block 63 has a limiting effect on the whole first rotating frame 71, so that the first rotating frame 71 can be bound in the hollow groove of the outer cover 3 and is kept flat and beautiful with the outer cover 3, and the normal use is not affected, and then the mentioned second rotating frame 72 is bound through magnetic force, so as to achieve the same purpose of keeping flat and beautiful.

After the spring of the first triangular block 711 is released and stabilized, the first rotating frame 71 and the second rotating frame 72 tilt, the extending direction of the sliding groove 712 and the inclined edge of the first triangular block 711 are parallel to the horizontal line, and the sliding block 63 is clamped at the rightmost end of the sliding groove 712 at the moment, because the height of the sliding block 63 is relatively low, when the sliding block 63 moves rightwards along the sliding groove 712, the right height of the sliding groove 712 is lowered, so that the first rotating frame 71 rotates around the hinged portion and tilts up to extend out of the surface of the outer cover 3, and the second triangular block 721 also has the same principle, the right movement of the fixing ring 62 abuts against the inclined surface of the second triangular block 721 to force the second rotating frame 72 to rotate and tilt around the hinged portion, so when the charging gun falls, the first rotating frame and the second rotating frame can contact with the ground, and a buffering effect is achieved.

The surface of the protection cover 6 is further provided with a second magnet 64, the bottom of the end portion of the second rotating frame 72 is provided with a third magnet 722, the third magnet 722 and the second magnet 64 are attracted when the spring 5 is not released, in an initial state, the second magnet 64 can be directly adhered to the third magnet 722 due to magnetic attraction, so that an initial limiting effect is achieved, the second rotating frame 72 is prevented from slipping without any reason, when the protection cover 6 is rushed out by the elastic force of the spring 5, the fixing ring 62 jacks up the second triangular block 721, the second rotating frame 72 is integrally lifted by overcoming the magnetic force, the opened second rotating frame 72 can firstly contact the ground when the charging gun drops, and the damping and buffering effects are achieved.

Wherein, the tip outer peripheral face of safety cover 6 still is equipped with rubber circle 61, and the outer lane laminating of rubber circle 61 has the one deck rubber ring, and this layer rubber circle has the shock attenuation to reduce the effect of assaulting, and when the head of rifle that charges landed, this layer rubber ring that lies in the edge can be at first with ground contact, absorbs most impact force, protects the head and the safety cover 6 self of rifle that charges.

Wherein, fill electric pile body 1's inside fixed mounting with motor 8, motor 8's spindle drive is connected with spool 9, the outer peripheral face of spool 9 is around being connected with the cable conductor of rifle 2 that charges, after the mouth that charges that rifle 2 popped out the car charges, motor 8 receives controller control to rotate, it drives spool 9 and takes place to rotate and will charge rifle 2's cable conductor around being connected, rifle 2 that charges can be hoisted by the cable conductor afterwards, leave ground, prevent to receive secondary damage probably on ground.

The working principle and the using process are as follows:

when the electric leakage condition does not occur, the internal independent power supply of the charging pile always supplies forward current to the electromagnet 42, so that the magnetic field generated by the electromagnet 42 and the first magnetic block 43 repel each other in opposite directions, the first magnetic block 43 and the clamping block 44 are embedded into the clamping groove of the protective cover 6 at the beginning, the position of the protective cover 6 is fixed and cannot slide back and forth along with the elastic force of the spring 5, but when the charging pile detects the electric leakage phenomenon, the charging pile immediately supplies reverse current to the electromagnet 42, the electromagnet 42 sucks the first magnetic block 43, the first magnetic block 43 and the clamping block 44 are synchronously separated from the clamping groove of the protective cover 6, the protective cover 6 loses limit fixation, the spring 5 releases to push the protective cover 6 to slide forward, the front end of the protective cover 6 naturally pushes against the edge part of a charging port of an automobile, the plug of the charging gun is pulled out by using the reverse acting force, and the plug part of the charging gun is just covered inside by the protective cover 6, then, the charging gun can be directly separated from the automobile and fall off after the plug limit of the charging gun is lost;

the slide block 63 moves right along the slide groove 712, the right height of the slide groove 712 is lowered, the first rotating frame 71 rotates around the hinge portion and tilts up to extend out of the surface of the outer cover 3, the fixing ring 62 pushes against the inclined surface of the second triangular block 721 to rotate around the hinge portion when moving right, the second rotating frame 72 tilts up out of the surface of the outer cover 3 to actively form an elastic support extending out of the outer body of the outer cover 3, and several mechanisms for tilting the first rotating frame 71 and the second rotating frame 72 can be arranged on the surface of the charging gun according to the circumstances, three groups or more groups are shown in the schematic diagram, and the protection performance is enhanced according to the severity of the use environment

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.